diff options
| author | Arnd Bergmann <arnd@arndb.de> | 2012-01-07 20:53:13 +0000 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2012-01-07 20:53:13 +0000 |
| commit | 23c4c1c7b0dd2ebeb90bb6851478c0e80fe9e6b8 (patch) | |
| tree | 60ab5e96f1e6e0ddd46eadf34d8a83ae2d8db72a | |
| parent | e195ffbe4573f79d590e63e2ae32dac2a73d5768 (diff) | |
| parent | 7b9dd47136c07ffd883aff6926c7b281e4c1eea4 (diff) | |
Merge branch 'depends/rmk/for-linus' into next/soc
Conflicts:
arch/arm/mach-tegra/board-dt-tegra20.c
arch/arm/mach-tegra/common.c
1051 files changed, 9706 insertions, 9232 deletions
diff --git a/Documentation/ABI/testing/sysfs-bus-rbd b/Documentation/ABI/testing/sysfs-bus-rbd index fa72ccb2282..dbedafb095e 100644 --- a/Documentation/ABI/testing/sysfs-bus-rbd +++ b/Documentation/ABI/testing/sysfs-bus-rbd @@ -57,13 +57,6 @@ create_snap $ echo <snap-name> > /sys/bus/rbd/devices/<dev-id>/snap_create -rollback_snap - - Rolls back data to the specified snapshot. This goes over the entire - list of rados blocks and sends a rollback command to each. - - $ echo <snap-name> > /sys/bus/rbd/devices/<dev-id>/snap_rollback - snap_* A directory per each snapshot diff --git a/Documentation/virtual/kvm/api.txt b/Documentation/virtual/kvm/api.txt index 7945b0bd35e..e2a4b528736 100644 --- a/Documentation/virtual/kvm/api.txt +++ b/Documentation/virtual/kvm/api.txt @@ -1100,6 +1100,15 @@ emulate them efficiently. The fields in each entry are defined as follows: eax, ebx, ecx, edx: the values returned by the cpuid instruction for this function/index combination +The TSC deadline timer feature (CPUID leaf 1, ecx[24]) is always returned +as false, since the feature depends on KVM_CREATE_IRQCHIP for local APIC +support. Instead it is reported via + + ioctl(KVM_CHECK_EXTENSION, KVM_CAP_TSC_DEADLINE_TIMER) + +if that returns true and you use KVM_CREATE_IRQCHIP, or if you emulate the +feature in userspace, then you can enable the feature for KVM_SET_CPUID2. + 4.47 KVM_PPC_GET_PVINFO Capability: KVM_CAP_PPC_GET_PVINFO @@ -1151,6 +1160,13 @@ following flags are specified: /* Depends on KVM_CAP_IOMMU */ #define KVM_DEV_ASSIGN_ENABLE_IOMMU (1 << 0) +The KVM_DEV_ASSIGN_ENABLE_IOMMU flag is a mandatory option to ensure +isolation of the device. Usages not specifying this flag are deprecated. + +Only PCI header type 0 devices with PCI BAR resources are supported by +device assignment. The user requesting this ioctl must have read/write +access to the PCI sysfs resource files associated with the device. + 4.49 KVM_DEASSIGN_PCI_DEVICE Capability: KVM_CAP_DEVICE_DEASSIGNMENT diff --git a/MAINTAINERS b/MAINTAINERS index b9db108f01c..5a70c1809b7 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -1124,13 +1124,6 @@ S: Supported F: arch/arm/mach-shmobile/ F: drivers/sh/ -ARM/TELECHIPS ARM ARCHITECTURE -M: "Hans J. Koch" <hjk@hansjkoch.de> -L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) -S: Maintained -F: arch/arm/plat-tcc/ -F: arch/arm/mach-tcc8k/ - ARM/TECHNOLOGIC SYSTEMS TS7250 MACHINE SUPPORT M: Lennert Buytenhek <kernel@wantstofly.org> L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) @@ -2700,7 +2693,7 @@ FIREWIRE SUBSYSTEM M: Stefan Richter <stefanr@s5r6.in-berlin.de> L: linux1394-devel@lists.sourceforge.net W: http://ieee1394.wiki.kernel.org/ -T: git git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6.git +T: git git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394.git S: Maintained F: drivers/firewire/ F: include/linux/firewire*.h @@ -3101,6 +3094,7 @@ F: include/linux/hid* HIGH-RESOLUTION TIMERS, CLOCKEVENTS, DYNTICKS M: Thomas Gleixner <tglx@linutronix.de> +T: git git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git timers/core S: Maintained F: Documentation/timers/ F: kernel/hrtimer.c @@ -3610,7 +3604,7 @@ F: net/irda/ IRQ SUBSYSTEM M: Thomas Gleixner <tglx@linutronix.de> S: Maintained -T: git git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip.git irq/core +T: git git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git irq/core F: kernel/irq/ ISAPNP @@ -4098,7 +4092,7 @@ F: drivers/hwmon/lm90.c LOCKDEP AND LOCKSTAT M: Peter Zijlstra <peterz@infradead.org> M: Ingo Molnar <mingo@redhat.com> -T: git git://git.kernel.org/pub/scm/linux/kernel/git/peterz/linux-2.6-lockdep.git +T: git git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git core/locking S: Maintained F: Documentation/lockdep*.txt F: Documentation/lockstat.txt @@ -4280,7 +4274,9 @@ T: git git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6.git S: Maintained F: Documentation/dvb/ F: Documentation/video4linux/ +F: Documentation/DocBook/media/ F: drivers/media/ +F: drivers/staging/media/ F: include/media/ F: include/linux/dvb/ F: include/linux/videodev*.h @@ -5086,6 +5082,7 @@ M: Peter Zijlstra <a.p.zijlstra@chello.nl> M: Paul Mackerras <paulus@samba.org> M: Ingo Molnar <mingo@elte.hu> M: Arnaldo Carvalho de Melo <acme@ghostprotocols.net> +T: git git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git perf/core S: Supported F: kernel/events/* F: include/linux/perf_event.h @@ -5165,6 +5162,7 @@ F: drivers/scsi/pm8001/ POSIX CLOCKS and TIMERS M: Thomas Gleixner <tglx@linutronix.de> +T: git git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git timers/core S: Supported F: fs/timerfd.c F: include/linux/timer* @@ -5680,6 +5678,7 @@ F: drivers/dma/dw_dmac.c TIMEKEEPING, NTP M: John Stultz <johnstul@us.ibm.com> M: Thomas Gleixner <tglx@linutronix.de> +T: git git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git timers/core S: Supported F: include/linux/clocksource.h F: include/linux/time.h @@ -5704,6 +5703,7 @@ F: drivers/watchdog/sc1200wdt.c SCHEDULER M: Ingo Molnar <mingo@elte.hu> M: Peter Zijlstra <peterz@infradead.org> +T: git git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git sched/core S: Maintained F: kernel/sched* F: include/linux/sched.h @@ -6631,7 +6631,7 @@ TRACING M: Steven Rostedt <rostedt@goodmis.org> M: Frederic Weisbecker <fweisbec@gmail.com> M: Ingo Molnar <mingo@redhat.com> -T: git git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip.git perf/core +T: git git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git perf/core S: Maintained F: Documentation/trace/ftrace.txt F: arch/*/*/*/ftrace.h @@ -7381,7 +7381,7 @@ M: Thomas Gleixner <tglx@linutronix.de> M: Ingo Molnar <mingo@redhat.com> M: "H. Peter Anvin" <hpa@zytor.com> M: x86@kernel.org -T: git git://git.kernel.org/pub/scm/linux/kernel/git/x86/linux-2.6-x86.git +T: git git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86/core S: Maintained F: Documentation/x86/ F: arch/x86/ @@ -1,7 +1,7 @@ VERSION = 3 PATCHLEVEL = 2 SUBLEVEL = 0 -EXTRAVERSION = -rc5 +EXTRAVERSION = -rc7 NAME = Saber-toothed Squirrel # *DOCUMENTATION* diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index abba5b8c9d7..444822526a0 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -220,8 +220,9 @@ config NEED_MACH_MEMORY_H be avoided when possible. config PHYS_OFFSET - hex "Physical address of main memory" + hex "Physical address of main memory" if MMU depends on !ARM_PATCH_PHYS_VIRT && !NEED_MACH_MEMORY_H + default DRAM_BASE if !MMU help Please provide the physical address corresponding to the location of main memory in your system. @@ -257,6 +258,7 @@ config ARCH_INTEGRATOR select ARCH_HAS_CPUFREQ select CLKDEV_LOOKUP select HAVE_MACH_CLKDEV + select HAVE_TCM select ICST select GENERIC_CLOCKEVENTS select PLAT_VERSATILE @@ -340,10 +342,12 @@ config ARCH_HIGHBANK select ARM_AMBA select ARM_GIC select ARM_TIMER_SP804 + select CACHE_L2X0 select CLKDEV_LOOKUP select CPU_V7 select GENERIC_CLOCKEVENTS select HAVE_ARM_SCU + select HAVE_SMP select USE_OF help Support for the Calxeda Highbank SoC based boards. @@ -361,6 +365,7 @@ config ARCH_CNS3XXX select CPU_V6K select GENERIC_CLOCKEVENTS select ARM_GIC + select MIGHT_HAVE_CACHE_L2X0 select MIGHT_HAVE_PCI select PCI_DOMAINS if PCI help @@ -381,6 +386,7 @@ config ARCH_PRIMA2 select GENERIC_CLOCKEVENTS select CLKDEV_LOOKUP select GENERIC_IRQ_CHIP + select MIGHT_HAVE_CACHE_L2X0 select USE_OF select ZONE_DMA help @@ -633,6 +639,8 @@ config ARCH_TEGRA select GENERIC_GPIO select HAVE_CLK select HAVE_SCHED_CLOCK + select HAVE_SMP + select MIGHT_HAVE_CACHE_L2X0 select ARCH_HAS_CPUFREQ help This enables support for NVIDIA Tegra based systems (Tegra APX, @@ -702,7 +710,9 @@ config ARCH_SHMOBILE select HAVE_CLK select CLKDEV_LOOKUP select HAVE_MACH_CLKDEV + select HAVE_SMP select GENERIC_CLOCKEVENTS + select MIGHT_HAVE_CACHE_L2X0 select NO_IOPORT select SPARSE_IRQ select MULTI_IRQ_HANDLER @@ -867,16 +877,6 @@ config ARCH_SHARK Support for the StrongARM based Digital DNARD machine, also known as "Shark" (<http://www.shark-linux.de/shark.html>). -config ARCH_TCC_926 - bool "Telechips TCC ARM926-based systems" - select CLKSRC_MMIO - select CPU_ARM926T - select HAVE_CLK - select CLKDEV_LOOKUP - select GENERIC_CLOCKEVENTS - help - Support for Telechips TCC ARM926-based systems. - config ARCH_U300 bool "ST-Ericsson U300 Series" depends on MMU @@ -904,6 +904,8 @@ config ARCH_U8500 select CLKDEV_LOOKUP select ARCH_REQUIRE_GPIOLIB select ARCH_HAS_CPUFREQ + select HAVE_SMP + select MIGHT_HAVE_CACHE_L2X0 help Support for ST-Ericsson's Ux500 architecture @@ -914,6 +916,7 @@ config ARCH_NOMADIK select CPU_ARM926T select CLKDEV_LOOKUP select GENERIC_CLOCKEVENTS + select MIGHT_HAVE_CACHE_L2X0 select ARCH_REQUIRE_GPIOLIB help Support for the Nomadik platform by ST-Ericsson @@ -973,6 +976,7 @@ config ARCH_ZYNQ select ARM_GIC select ARM_AMBA select ICST + select MIGHT_HAVE_CACHE_L2X0 select USE_OF help Support for Xilinx Zynq ARM Cortex A9 Platform @@ -1059,8 +1063,6 @@ source "arch/arm/plat-s5p/Kconfig" source "arch/arm/plat-spear/Kconfig" -source "arch/arm/plat-tcc/Kconfig" - if ARCH_S3C2410 source "arch/arm/mach-s3c2410/Kconfig" source "arch/arm/mach-s3c2412/Kconfig" @@ -1125,6 +1127,11 @@ config ARM_TIMER_SP804 source arch/arm/mm/Kconfig +config ARM_NR_BANKS + int + default 16 if ARCH_EP93XX + default 8 + config IWMMXT bool "Enable iWMMXt support" depends on CPU_XSCALE || CPU_XSC3 || CPU_MOHAWK || CPU_PJ4 @@ -1245,7 +1252,7 @@ config PL310_ERRATA_588369 config ARM_ERRATA_720789 bool "ARM errata: TLBIASIDIS and TLBIMVAIS operations can broadcast a faulty ASID" - depends on CPU_V7 && SMP + depends on CPU_V7 help This option enables the workaround for the 720789 Cortex-A9 (prior to r2p0) erratum. A faulty ASID can be sent to the other CPUs for the @@ -1281,7 +1288,7 @@ config ARM_ERRATA_743622 config ARM_ERRATA_751472 bool "ARM errata: Interrupted ICIALLUIS may prevent completion of broadcasted operation" - depends on CPU_V7 && SMP + depends on CPU_V7 help This option enables the workaround for the 751472 Cortex-A9 (prior to r3p0) erratum. An interrupted ICIALLUIS operation may prevent the @@ -1434,14 +1441,20 @@ menu "Kernel Features" source "kernel/time/Kconfig" +config HAVE_SMP + bool + help + This option should be selected by machines which have an SMP- + capable CPU. + + The only effect of this option is to make the SMP-related + options available to the user for configuration. + config SMP bool "Symmetric Multi-Processing" depends on CPU_V6K || CPU_V7 depends on GENERIC_CLOCKEVENTS - depends on REALVIEW_EB_ARM11MP || REALVIEW_EB_A9MP || \ - MACH_REALVIEW_PB11MP || MACH_REALVIEW_PBX || ARCH_OMAP4 || \ - ARCH_EXYNOS4 || ARCH_TEGRA || ARCH_U8500 || ARCH_VEXPRESS_CA9X4 || \ - ARCH_MSM_SCORPIONMP || ARCH_SHMOBILE || ARCH_HIGHBANK || SOC_IMX6Q + depends on HAVE_SMP depends on MMU select USE_GENERIC_SMP_HELPERS select HAVE_ARM_SCU if !ARCH_MSM_SCORPIONMP @@ -1559,6 +1572,16 @@ config LOCAL_TIMERS accounting to be spread across the timer interval, preventing a "thundering herd" at every timer tick. +config ARCH_NR_GPIO + int + default 1024 if ARCH_SHMOBILE || ARCH_TEGRA + default 350 if ARCH_U8500 + default 0 + help + Maximum number of GPIOs in the system. + + If unsure, leave the default value. + source kernel/Kconfig.preempt config HZ diff --git a/arch/arm/Makefile b/arch/arm/Makefile index dfcf3b033e1..40319d91bb7 100644 --- a/arch/arm/Makefile +++ b/arch/arm/Makefile @@ -184,7 +184,6 @@ machine-$(CONFIG_ARCH_EXYNOS4) := exynos machine-$(CONFIG_ARCH_SA1100) := sa1100 machine-$(CONFIG_ARCH_SHARK) := shark machine-$(CONFIG_ARCH_SHMOBILE) := shmobile -machine-$(CONFIG_ARCH_TCC8K) := tcc8k machine-$(CONFIG_ARCH_TEGRA) := tegra machine-$(CONFIG_ARCH_U300) := u300 machine-$(CONFIG_ARCH_U8500) := ux500 @@ -204,7 +203,6 @@ machine-$(CONFIG_ARCH_ZYNQ) := zynq plat-$(CONFIG_ARCH_MXC) := mxc plat-$(CONFIG_ARCH_OMAP) := omap plat-$(CONFIG_ARCH_S3C64XX) := samsung -plat-$(CONFIG_ARCH_TCC_926) := tcc plat-$(CONFIG_ARCH_ZYNQ) := versatile plat-$(CONFIG_PLAT_IOP) := iop plat-$(CONFIG_PLAT_NOMADIK) := nomadik diff --git a/arch/arm/boot/compressed/Makefile b/arch/arm/boot/compressed/Makefile index 21f56ff3279..cf0a64ce4b8 100644 --- a/arch/arm/boot/compressed/Makefile +++ b/arch/arm/boot/compressed/Makefile @@ -126,7 +126,8 @@ ccflags-y := -fpic -fno-builtin -I$(obj) asflags-y := -Wa,-march=all # Supply kernel BSS size to the decompressor via a linker symbol. -KBSS_SZ = $(shell size $(obj)/../../../../vmlinux | awk 'END{print $$3}') +KBSS_SZ = $(shell $(CROSS_COMPILE)size $(obj)/../../../../vmlinux | \ + awk 'END{print $$3}') LDFLAGS_vmlinux = --defsym _kernel_bss_size=$(KBSS_SZ) # Supply ZRELADDR to the decompressor via a linker symbol. ifneq ($(CONFIG_AUTO_ZRELADDR),y) diff --git a/arch/arm/common/pl330.c b/arch/arm/common/pl330.c index f407a6b35d3..d8e44a43047 100644 --- a/arch/arm/common/pl330.c +++ b/arch/arm/common/pl330.c @@ -221,17 +221,6 @@ */ #define MCODE_BUFF_PER_REQ 256 -/* - * Mark a _pl330_req as free. - * We do it by writing DMAEND as the first instruction - * because no valid request is going to have DMAEND as - * its first instruction to execute. - */ -#define MARK_FREE(req) do { \ - _emit_END(0, (req)->mc_cpu); \ - (req)->mc_len = 0; \ - } while (0) - /* If the _pl330_req is available to the client */ #define IS_FREE(req) (*((u8 *)((req)->mc_cpu)) == CMD_DMAEND) @@ -301,8 +290,10 @@ struct pl330_thread { struct pl330_dmac *dmac; /* Only two at a time */ struct _pl330_req req[2]; - /* Index of the last submitted request */ + /* Index of the last enqueued request */ unsigned lstenq; + /* Index of the last submitted request or -1 if the DMA is stopped */ + int req_running; }; enum pl330_dmac_state { @@ -778,6 +769,22 @@ static inline void _execute_DBGINSN(struct pl330_thread *thrd, writel(0, regs + DBGCMD); } +/* + * Mark a _pl330_req as free. + * We do it by writing DMAEND as the first instruction + * because no valid request is going to have DMAEND as + * its first instruction to execute. + */ +static void mark_free(struct pl330_thread *thrd, int idx) +{ + struct _pl330_req *req = &thrd->req[idx]; + + _emit_END(0, req->mc_cpu); + req->mc_len = 0; + + thrd->req_running = -1; +} + static inline u32 _state(struct pl330_thread *thrd) { void __iomem *regs = thrd->dmac->pinfo->base; @@ -836,31 +843,6 @@ static inline u32 _state(struct pl330_thread *thrd) } } -/* If the request 'req' of thread 'thrd' is currently active */ -static inline bool _req_active(struct pl330_thread *thrd, - struct _pl330_req *req) -{ - void __iomem *regs = thrd->dmac->pinfo->base; - u32 buf = req->mc_bus, pc = readl(regs + CPC(thrd->id)); - - if (IS_FREE(req)) - return false; - - return (pc >= buf && pc <= buf + req->mc_len) ? true : false; -} - -/* Returns 0 if the thread is inactive, ID of active req + 1 otherwise */ -static inline unsigned _thrd_active(struct pl330_thread *thrd) -{ - if (_req_active(thrd, &thrd->req[0])) - return 1; /* First req active */ - - if (_req_active(thrd, &thrd->req[1])) - return 2; /* Second req active */ - - return 0; -} - static void _stop(struct pl330_thread *thrd) { void __iomem *regs = thrd->dmac->pinfo->base; @@ -892,17 +874,22 @@ static bool _trigger(struct pl330_thread *thrd) struct _arg_GO go; unsigned ns; u8 insn[6] = {0, 0, 0, 0, 0, 0}; + int idx; /* Return if already ACTIVE */ if (_state(thrd) != PL330_STATE_STOPPED) return true; - if (!IS_FREE(&thrd->req[1 - thrd->lstenq])) - req = &thrd->req[1 - thrd->lstenq]; - else if (!IS_FREE(&thrd->req[thrd->lstenq])) - req = &thrd->req[thrd->lstenq]; - else - req = NULL; + idx = 1 - thrd->lstenq; + if (!IS_FREE(&thrd->req[idx])) + req = &thrd->req[idx]; + else { + idx = thrd->lstenq; + if (!IS_FREE(&thrd->req[idx])) + req = &thrd->req[idx]; + else + req = NULL; + } /* Return if no request */ if (!req || !req->r) @@ -933,6 +920,8 @@ static bool _trigger(struct pl330_thread *thrd) /* Only manager can execute GO */ _execute_DBGINSN(thrd, insn, true); + thrd->req_running = idx; + return true; } @@ -1382,8 +1371,8 @@ static void pl330_dotask(unsigned long data) thrd->req[0].r = NULL; thrd->req[1].r = NULL; - MARK_FREE(&thrd->req[0]); - MARK_FREE(&thrd->req[1]); + mark_free(thrd, 0); + mark_free(thrd, 1); /* Clear the reset flag */ pl330->dmac_tbd.reset_chan &= ~(1 << i); @@ -1461,14 +1450,12 @@ int pl330_update(const struct pl330_info *pi) thrd = &pl330->channels[id]; - active = _thrd_active(thrd); - if (!active) /* Aborted */ + active = thrd->req_running; + if (active == -1) /* Aborted */ continue; - active -= 1; - rqdone = &thrd->req[active]; - MARK_FREE(rqdone); + mark_free(thrd, active); /* Get going again ASAP */ _start(thrd); @@ -1480,13 +1467,19 @@ int pl330_update(const struct pl330_info *pi) /* Now that we are in no hurry, do the callbacks */ while (!list_empty(&pl330->req_done)) { + struct pl330_req *r; + rqdone = container_of(pl330->req_done.next, struct _pl330_req, rqd); list_del_init(&rqdone->rqd); + /* Detach the req */ + r = rqdone->r; + rqdone->r = NULL; + spin_unlock_irqrestore(&pl330->lock, flags); - _callback(rqdone->r, PL330_ERR_NONE); + _callback(r, PL330_ERR_NONE); spin_lock_irqsave(&pl330->lock, flags); } @@ -1509,7 +1502,7 @@ int pl330_chan_ctrl(void *ch_id, enum pl330_chan_op op) struct pl330_thread *thrd = ch_id; struct pl330_dmac *pl330; unsigned long flags; - int ret = 0, active; + int ret = 0, active = thrd->req_running; if (!thrd || thrd->free || thrd->dmac->state == DYING) return -EINVAL; @@ -1525,28 +1518,24 @@ int pl330_chan_ctrl(void *ch_id, enum pl330_chan_op op) thrd->req[0].r = NULL; thrd->req[1].r = NULL; - MARK_FREE(&thrd->req[0]); - MARK_FREE(&thrd->req[1]); + mark_free(thrd, 0); + mark_free(thrd, 1); break; case PL330_OP_ABORT: - active = _thrd_active(thrd); - /* Make sure the channel is stopped */ _stop(thrd); /* ABORT is only for the active req */ - if (!active) + if (active == -1) break; - active--; - thrd->req[active].r = NULL; - MARK_FREE(&thrd->req[active]); + mark_free(thrd, active); /* Start the next */ case PL330_OP_START: - if (!_thrd_active(thrd) && !_start(thrd)) + if ((active == -1) && !_start(thrd)) ret = -EIO; break; @@ -1587,14 +1576,13 @@ int pl330_chan_status(void *ch_id, struct pl330_chanstatus *pstatus) else pstatus->faulting = false; - active = _thrd_active(thrd); + active = thrd->req_running; - if (!active) { + if (active == -1) { /* Indicate that the thread is not running */ pstatus->top_req = NULL; pstatus->wait_req = NULL; } else { - active--; pstatus->top_req = thrd->req[active].r; pstatus->wait_req = !IS_FREE(&thrd->req[1 - active]) ? thrd->req[1 - active].r : NULL; @@ -1659,9 +1647,9 @@ void *pl330_request_channel(const struct pl330_info *pi) thrd->free = false; thrd->lstenq = 1; thrd->req[0].r = NULL; - MARK_FREE(&thrd->req[0]); + mark_free(thrd, 0); thrd->req[1].r = NULL; - MARK_FREE(&thrd->req[1]); + mark_free(thrd, 1); break; } } @@ -1767,14 +1755,14 @@ static inline void _reset_thread(struct pl330_thread *thrd) thrd->req[0].mc_bus = pl330->mcode_bus + (thrd->id * pi->mcbufsz); thrd->req[0].r = NULL; - MARK_FREE(&thrd->req[0]); + mark_free(thrd, 0); thrd->req[1].mc_cpu = thrd->req[0].mc_cpu + pi->mcbufsz / 2; thrd->req[1].mc_bus = thrd->req[0].mc_bus + pi->mcbufsz / 2; thrd->req[1].r = NULL; - MARK_FREE(&thrd->req[1]); + mark_free(thrd, 1); } static int dmac_alloc_threads(struct pl330_dmac *pl330) diff --git a/arch/arm/common/timer-sp.c b/arch/arm/common/timer-sp.c index 2393b5bc96f..8794a34eae6 100644 --- a/arch/arm/common/timer-sp.c +++ b/arch/arm/common/timer-sp.c @@ -143,7 +143,6 @@ static int sp804_set_next_event(unsigned long next, } static struct clock_event_device sp804_clockevent = { - .shift = 32, .features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT, .set_mode = sp804_set_mode, .set_next_event = sp804_set_next_event, @@ -169,13 +168,9 @@ void __init sp804_clockevents_init(void __iomem *base, unsigned int irq, clkevt_base = base; clkevt_reload = DIV_ROUND_CLOSEST(rate, HZ); - evt->name = name; evt->irq = irq; - evt->mult = div_sc(rate, NSEC_PER_SEC, evt->shift); - evt->max_delta_ns = clockevent_delta2ns(0xffffffff, evt); - evt->min_delta_ns = clockevent_delta2ns(0xf, evt); setup_irq(irq, &sp804_timer_irq); - clockevents_register_device(evt); + clockevents_config_and_register(evt, rate, 0xf, 0xffffffff); } diff --git a/arch/arm/common/vic.c b/arch/arm/common/vic.c index 77287504c8b..dcb004a804c 100644 --- a/arch/arm/common/vic.c +++ b/arch/arm/common/vic.c @@ -197,8 +197,8 @@ static void __init vic_register(void __iomem *base, unsigned int irq, v->domain.nr_irq = 32; #ifdef CONFIG_OF_IRQ v->domain.of_node = of_node_get(node); - v->domain.ops = &irq_domain_simple_ops; #endif /* CONFIG_OF */ + v->domain.ops = &irq_domain_simple_ops; irq_domain_add(&v->domain); } diff --git a/arch/arm/configs/imx_v4_v5_defconfig b/arch/arm/configs/imx_v4_v5_defconfig index 11a4192197c..cf497ce41df 100644 --- a/arch/arm/configs/imx_v4_v5_defconfig +++ b/arch/arm/configs/imx_v4_v5_defconfig @@ -18,9 +18,10 @@ CONFIG_ARCH_MXC=y CONFIG_ARCH_IMX_V4_V5=y CONFIG_ARCH_MX1ADS=y CONFIG_MACH_SCB9328=y +CONFIG_MACH_APF9328=y CONFIG_MACH_MX21ADS=y CONFIG_MACH_MX25_3DS=y -CONFIG_MACH_EUKREA_CPUIMX25=y +CONFIG_MACH_EUKREA_CPUIMX25SD=y CONFIG_MACH_MX27ADS=y CONFIG_MACH_PCM038=y CONFIG_MACH_CPUIMX27=y @@ -72,17 +73,16 @@ CONFIG_MTD_CFI_GEOMETRY=y CONFIG_MTD_CFI_INTELEXT=y CONFIG_MTD_PHYSMAP=y CONFIG_MTD_NAND=y +CONFIG_MTD_NAND_MXC=y CONFIG_MTD_UBI=y CONFIG_MISC_DEVICES=y CONFIG_EEPROM_AT24=y CONFIG_EEPROM_AT25=y CONFIG_NETDEVICES=y -CONFIG_NET_ETHERNET=y -CONFIG_SMC91X=y CONFIG_DM9000=y +CONFIG_SMC91X=y CONFIG_SMC911X=y -# CONFIG_NETDEV_1000 is not set -# CONFIG_NETDEV_10000 is not set +CONFIG_SMSC_PHY=y # CONFIG_INPUT_MOUSEDEV is not set CONFIG_INPUT_EVDEV=y # CONFIG_INPUT_KEYBOARD is not set @@ -100,6 +100,7 @@ CONFIG_I2C_CHARDEV=y CONFIG_I2C_IMX=y CONFIG_SPI=y CONFIG_SPI_IMX=y +CONFIG_SPI_SPIDEV=y CONFIG_W1=y CONFIG_W1_MASTER_MXC=y CONFIG_W1_SLAVE_THERM=y @@ -139,6 +140,7 @@ CONFIG_MMC=y CONFIG_MMC_MXC=y CONFIG_NEW_LEDS=y CONFIG_LEDS_CLASS=y +CONFIG_LEDS_GPIO=y CONFIG_LEDS_MC13783=y CONFIG_LEDS_TRIGGERS=y CONFIG_LEDS_TRIGGER_TIMER=y diff --git a/arch/arm/include/asm/bug.h b/arch/arm/include/asm/bug.h index 9abe7a07d5a..fac79dceb73 100644 --- a/arch/arm/include/asm/bug.h +++ b/arch/arm/include/asm/bug.h @@ -32,7 +32,6 @@ #define __BUG(__file, __line, __value) \ do { \ - BUILD_BUG_ON(sizeof(struct bug_entry) != 12); \ asm volatile("1:\t" BUG_INSTR_TYPE #__value "\n" \ ".pushsection .rodata.str, \"aMS\", %progbits, 1\n" \ "2:\t.asciz " #__file "\n" \ diff --git a/arch/arm/include/asm/edac.h b/arch/arm/include/asm/edac.h new file mode 100644 index 00000000000..0df7a2c1fc3 --- /dev/null +++ b/arch/arm/include/asm/edac.h @@ -0,0 +1,48 @@ +/* + * Copyright 2011 Calxeda, Inc. + * Based on PPC version Copyright 2007 MontaVista Software, Inc. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program. If not, see <http://www.gnu.org/licenses/>. + */ +#ifndef ASM_EDAC_H +#define ASM_EDAC_H +/* + * ECC atomic, DMA, SMP and interrupt safe scrub function. + * Implements the per arch atomic_scrub() that EDAC use for software + * ECC scrubbing. It reads memory and then writes back the original + * value, allowing the hardware to detect and correct memory errors. + */ +static inline void atomic_scrub(void *va, u32 size) +{ +#if __LINUX_ARM_ARCH__ >= 6 + unsigned int *virt_addr = va; + unsigned int temp, temp2; + unsigned int i; + + for (i = 0; i < size / sizeof(*virt_addr); i++, virt_addr++) { + /* Very carefully read and write to memory atomically + * so we are interrupt, DMA and SMP safe. + */ + __asm__ __volatile__("\n" + "1: ldrex %0, [%2]\n" + " strex %1, %0, [%2]\n" + " teq %1, #0\n" + " bne 1b\n" + : "=&r"(temp), "=&r"(temp2) + : "r"(virt_addr) + : "cc"); + } +#endif +} + +#endif diff --git a/arch/arm/include/asm/gpio.h b/arch/arm/include/asm/gpio.h index 11ad0bfbb0a..7151753b098 100644 --- a/arch/arm/include/asm/gpio.h +++ b/arch/arm/include/asm/gpio.h @@ -1,6 +1,10 @@ #ifndef _ARCH_ARM_GPIO_H #define _ARCH_ARM_GPIO_H +#if CONFIG_ARCH_NR_GPIO > 0 +#define ARCH_NR_GPIO CONFIG_ARCH_NR_GPIO +#endif + /* not all ARM platforms necessarily support this API ... */ #include <mach/gpio.h> diff --git a/arch/arm/include/asm/hardirq.h b/arch/arm/include/asm/hardirq.h index ddf07a92a6c..436e60b2cf7 100644 --- a/arch/arm/include/asm/hardirq.h +++ b/arch/arm/include/asm/hardirq.h @@ -27,23 +27,6 @@ u64 smp_irq_stat_cpu(unsigned int cpu); #define arch_irq_stat_cpu smp_irq_stat_cpu -#if NR_IRQS > 512 -#define HARDIRQ_BITS 10 -#elif NR_IRQS > 256 -#define HARDIRQ_BITS 9 -#else -#define HARDIRQ_BITS 8 -#endif - -/* - * The hardirq mask has to be large enough to have space - * for potentially all IRQ sources in the system nesting - * on a single CPU: - */ -#if (1 << HARDIRQ_BITS) < NR_IRQS -# error HARDIRQ_BITS is too low! -#endif - #define __ARCH_IRQ_EXIT_IRQS_DISABLED 1 #endif /* __ASM_HARDIRQ_H */ diff --git a/arch/arm/include/asm/hardware/iop3xx.h b/arch/arm/include/asm/hardware/iop3xx.h index 5daea2961d4..077c32326c6 100644 --- a/arch/arm/include/asm/hardware/iop3xx.h +++ b/arch/arm/include/asm/hardware/iop3xx.h @@ -234,6 +234,7 @@ extern int iop3xx_get_init_atu(void); void iop3xx_map_io(void); void iop_init_cp6_handler(void); void iop_init_time(unsigned long tickrate); +void iop3xx_restart(char, const char *); static inline u32 read_tmr0(void) { diff --git a/arch/arm/include/asm/opcodes.h b/arch/arm/include/asm/opcodes.h new file mode 100644 index 00000000000..c0efdd60966 --- /dev/null +++ b/arch/arm/include/asm/opcodes.h @@ -0,0 +1,20 @@ +/* + * arch/arm/include/asm/opcodes.h + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef __ASM_ARM_OPCODES_H +#define __ASM_ARM_OPCODES_H + +#ifndef __ASSEMBLY__ +extern asmlinkage unsigned int arm_check_condition(u32 opcode, u32 psr); +#endif + +#define ARM_OPCODE_CONDTEST_FAIL 0 +#define ARM_OPCODE_CONDTEST_PASS 1 +#define ARM_OPCODE_CONDTEST_UNCOND 2 + +#endif /* __ASM_ARM_OPCODES_H */ diff --git a/arch/arm/include/asm/pgtable.h b/arch/arm/include/asm/pgtable.h index 3f2f0eb7621..f66626d71e7 100644 --- a/arch/arm/include/asm/pgtable.h +++ b/arch/arm/include/asm/pgtable.h @@ -42,13 +42,6 @@ #define VMALLOC_START (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1)) #define VMALLOC_END 0xff000000UL -/* This is a temporary hack until shmobile's DMA area size is sorted out */ -#ifdef CONFIG_ARCH_SHMOBILE -#warning "SH-Mobile's consistent DMA size conflicts with VMALLOC_END by 144MB" -#undef VMALLOC_END -#define VMALLOC_END 0xF6000000UL -#endif - #define LIBRARY_TEXT_START 0x0c000000 #ifndef __ASSEMBLY__ @@ -306,6 +299,7 @@ static inline pte_t pte_modify(pte_t pte, pgprot_t newprot) * We provide our own arch_get_unmapped_area to cope with VIPT caches. */ #define HAVE_ARCH_UNMAPPED_AREA +#define HAVE_ARCH_UNMAPPED_AREA_TOPDOWN /* * remap a physical page `pfn' of size `size' with page protection `prot' diff --git a/arch/arm/include/asm/processor.h b/arch/arm/include/asm/processor.h index b2d9df5667a..ce280b8d613 100644 --- a/arch/arm/include/asm/processor.h +++ b/arch/arm/include/asm/processor.h @@ -123,6 +123,8 @@ static inline void prefetch(const void *ptr) #endif +#define HAVE_ARCH_PICK_MMAP_LAYOUT + #endif #endif /* __ASM_ARM_PROCESSOR_H */ diff --git a/arch/arm/include/asm/sched_clock.h b/arch/arm/include/asm/sched_clock.h index c8e6ddf3e86..e3f75726343 100644 --- a/arch/arm/include/asm/sched_clock.h +++ b/arch/arm/include/asm/sched_clock.h @@ -8,113 +8,7 @@ #ifndef ASM_SCHED_CLOCK #define ASM_SCHED_CLOCK -#include <linux/kernel.h> -#include <linux/types.h> - -struct clock_data { - u64 epoch_ns; - u32 epoch_cyc; - u32 epoch_cyc_copy; - u32 mult; - u32 shift; -}; - -#define DEFINE_CLOCK_DATA(name) struct clock_data name - -static inline u64 cyc_to_ns(u64 cyc, u32 mult, u32 shift) -{ - return (cyc * mult) >> shift; -} - -/* - * Atomically update the sched_clock epoch. Your update callback will - * be called from a timer before the counter wraps - read the current - * counter value, and call this function to safely move the epochs - * forward. Only use this from the update callback. - */ -static inline void update_sched_clock(struct clock_data *cd, u32 cyc, u32 mask) -{ - unsigned long flags; - u64 ns = cd->epoch_ns + - cyc_to_ns((cyc - cd->epoch_cyc) & mask, cd->mult, cd->shift); - - /* - * Write epoch_cyc and epoch_ns in a way that the update is - * detectable in cyc_to_fixed_sched_clock(). - */ - raw_local_irq_save(flags); - cd->epoch_cyc = cyc; - smp_wmb(); - cd->epoch_ns = ns; - smp_wmb(); - cd->epoch_cyc_copy = cyc; - raw_local_irq_restore(flags); -} - -/* - * If your clock rate is known at compile time, using this will allow - * you to optimize the mult/shift loads away. This is paired with - * init_fixed_sched_clock() to ensure that your mult/shift are correct. - */ -static inline unsigned long long cyc_to_fixed_sched_clock(struct clock_data *cd, - u32 cyc, u32 mask, u32 mult, u32 shift) -{ - u64 epoch_ns; - u32 epoch_cyc; - - /* - * Load the epoch_cyc and epoch_ns atomically. We do this by - * ensuring that we always write epoch_cyc, epoch_ns and - * epoch_cyc_copy in strict order, and read them in strict order. - * If epoch_cyc and epoch_cyc_copy are not equal, then we're in - * the middle of an update, and we should repeat the load. - */ - do { - epoch_cyc = cd->epoch_cyc; - smp_rmb(); - epoch_ns = cd->epoch_ns; - smp_rmb(); - } while (epoch_cyc != cd->epoch_cyc_copy); - - return epoch_ns + cyc_to_ns((cyc - epoch_cyc) & mask, mult, shift); -} - -/* - * Otherwise, you need to use this, which will obtain the mult/shift - * from the clock_data structure. Use init_sched_clock() with this. - */ -static inline unsigned long long cyc_to_sched_clock(struct clock_data *cd, - u32 cyc, u32 mask) -{ - return cyc_to_fixed_sched_clock(cd, cyc, mask, cd->mult, cd->shift); -} - -/* - * Initialize the clock data - calculate the appropriate multiplier - * and shift. Also setup a timer to ensure that the epoch is refreshed - * at the appropriate time interval, which will call your update - * handler. - */ -void init_sched_clock(struct clock_data *, void (*)(void), - unsigned int, unsigned long); - -/* - * Use this initialization function rather than init_sched_clock() if - * you're using cyc_to_fixed_sched_clock, which will warn if your - * constants are incorrect. - */ -static inline void init_fixed_sched_clock(struct clock_data *cd, - void (*update)(void), unsigned int bits, unsigned long rate, - u32 mult, u32 shift) -{ - init_sched_clock(cd, update, bits, rate); - if (cd->mult != mult || cd->shift != shift) { - pr_crit("sched_clock: wrong multiply/shift: %u>>%u vs calculated %u>>%u\n" - "sched_clock: fix multiply/shift to avoid scheduler hiccups\n", - mult, shift, cd->mult, cd->shift); - } -} - extern void sched_clock_postinit(void); +extern void setup_sched_clock(u32 (*read)(void), int bits, unsigned long rate); #endif diff --git a/arch/arm/include/asm/setup.h b/arch/arm/include/asm/setup.h index 915696dd9c7..23ebc0c82a3 100644 --- a/arch/arm/include/asm/setup.h +++ b/arch/arm/include/asm/setup.h @@ -192,11 +192,7 @@ static const struct tagtable __tagtable_##fn __tag = { tag, fn } /* * Memory map description */ -#ifdef CONFIG_ARCH_EP93XX -# define NR_BANKS 16 -#else -# define NR_BANKS 8 -#endif +#define NR_BANKS CONFIG_ARM_NR_BANKS struct membank { phys_addr_t start; diff --git a/arch/arm/include/asm/swab.h b/arch/arm/include/asm/swab.h index 9997ad20eff..32ee164a2f6 100644 --- a/arch/arm/include/asm/swab.h +++ b/arch/arm/include/asm/swab.h @@ -24,12 +24,13 @@ #if defined(__KERNEL__) && __LINUX_ARM_ARCH__ >= 6 -static inline __attribute_const__ __u16 __arch_swab16(__u16 x) +static inline __attribute_const__ __u32 __arch_swahb32(__u32 x) { __asm__ ("rev16 %0, %1" : "=r" (x) : "r" (x)); return x; } -#define __arch_swab16 __arch_swab16 +#define __arch_swahb32 __arch_swahb32 +#define __arch_swab16(x) ((__u16)__arch_swahb32(x)) static inline __attribute_const__ __u32 __arch_swab32(__u32 x) { diff --git a/arch/arm/include/asm/system.h b/arch/arm/include/asm/system.h index 53785828744..e4c96cc6ec0 100644 --- a/arch/arm/include/asm/system.h +++ b/arch/arm/include/asm/system.h @@ -108,7 +108,6 @@ extern void __show_regs(struct pt_regs *); extern int __pure cpu_architecture(void); extern void cpu_init(void); -void arm_machine_restart(char mode, const char *cmd); void soft_restart(unsigned long); extern void (*arm_pm_restart)(char str, const char *cmd); diff --git a/arch/arm/include/asm/unwind.h b/arch/arm/include/asm/unwind.h index a5edf421005..d1c3f3a71c9 100644 --- a/arch/arm/include/asm/unwind.h +++ b/arch/arm/include/asm/unwind.h @@ -30,14 +30,15 @@ enum unwind_reason_code { }; struct unwind_idx { - unsigned long addr; + unsigned long addr_offset; unsigned long insn; }; struct unwind_table { struct list_head list; - struct unwind_idx *start; - struct unwind_idx *stop; + const struct unwind_idx *start; + const struct unwind_idx *origin; + const struct unwind_idx *stop; unsigned long begin_addr; unsigned long end_addr; }; @@ -49,15 +50,6 @@ extern struct unwind_table *unwind_table_add(unsigned long start, extern void unwind_table_del(struct unwind_table *tab); extern void unwind_backtrace(struct pt_regs *regs, struct task_struct *tsk); -#ifdef CONFIG_ARM_UNWIND -extern int __init unwind_init(void); -#else -static inline int __init unwind_init(void) -{ - return 0; -} -#endif - #endif /* !__ASSEMBLY__ */ #ifdef CONFIG_ARM_UNWIND diff --git a/arch/arm/kernel/Makefile b/arch/arm/kernel/Makefile index 16eed6aebfa..43b740d0e37 100644 --- a/arch/arm/kernel/Makefile +++ b/arch/arm/kernel/Makefile @@ -13,7 +13,7 @@ CFLAGS_REMOVE_return_address.o = -pg # Object file lists. -obj-y := elf.o entry-armv.o entry-common.o irq.o \ +obj-y := elf.o entry-armv.o entry-common.o irq.o opcodes.o \ process.o ptrace.o return_address.o setup.o signal.o \ sys_arm.o stacktrace.o time.o traps.o diff --git a/arch/arm/kernel/kprobes-test.c b/arch/arm/kernel/kprobes-test.c index e17cdd6d90d..1862d8f2fd4 100644 --- a/arch/arm/kernel/kprobes-test.c +++ b/arch/arm/kernel/kprobes-test.c @@ -202,6 +202,8 @@ #include <linux/slab.h> #include <linux/kprobes.h> +#include <asm/opcodes.h> + #include "kprobes.h" #include "kprobes-test.h" @@ -1050,65 +1052,9 @@ static int test_instance; static unsigned long test_check_cc(int cc, unsigned long cpsr) { - unsigned long temp; - - switch (cc) { - case 0x0: /* eq */ - return cpsr & PSR_Z_BIT; - - case 0x1: /* ne */ - return (~cpsr) & PSR_Z_BIT; - - case 0x2: /* cs */ - return cpsr & PSR_C_BIT; - - case 0x3: /* cc */ - return (~cpsr) & PSR_C_BIT; - - case 0x4: /* mi */ - return cpsr & PSR_N_BIT; - - case 0x5: /* pl */ - return (~cpsr) & PSR_N_BIT; - - case 0x6: /* vs */ - return cpsr & PSR_V_BIT; - - case 0x7: /* vc */ - return (~cpsr) & PSR_V_BIT; + int ret = arm_check_condition(cc << 28, cpsr); - case 0x8: /* hi */ - cpsr &= ~(cpsr >> 1); /* PSR_C_BIT &= ~PSR_Z_BIT */ - return cpsr & PSR_C_BIT; - - case 0x9: /* ls */ - cpsr &= ~(cpsr >> 1); /* PSR_C_BIT &= ~PSR_Z_BIT */ - return (~cpsr) & PSR_C_BIT; - - case 0xa: /* ge */ - cpsr ^= (cpsr << 3); /* PSR_N_BIT ^= PSR_V_BIT */ - return (~cpsr) & PSR_N_BIT; - - case 0xb: /* lt */ - cpsr ^= (cpsr << 3); /* PSR_N_BIT ^= PSR_V_BIT */ - return cpsr & PSR_N_BIT; - - case 0xc: /* gt */ - temp = cpsr ^ (cpsr << 3); /* PSR_N_BIT ^= PSR_V_BIT */ - temp |= (cpsr << 1); /* PSR_N_BIT |= PSR_Z_BIT */ - return (~temp) & PSR_N_BIT; - - case 0xd: /* le */ - temp = cpsr ^ (cpsr << 3); /* PSR_N_BIT ^= PSR_V_BIT */ - temp |= (cpsr << 1); /* PSR_N_BIT |= PSR_Z_BIT */ - return temp & PSR_N_BIT; - - case 0xe: /* al */ - case 0xf: /* unconditional */ - return true; - } - BUG(); - return false; + return (ret != ARM_OPCODE_CONDTEST_FAIL); } static int is_last_scenario; @@ -1128,7 +1074,9 @@ static unsigned long test_context_cpsr(int scenario) if (!test_case_is_thumb) { /* Testing ARM code */ - probe_should_run = test_check_cc(current_instruction >> 28, cpsr) != 0; + int cc = current_instruction >> 28; + + probe_should_run = test_check_cc(cc, cpsr) != 0; if (scenario == 15) is_last_scenario = true; diff --git a/arch/arm/kernel/opcodes.c b/arch/arm/kernel/opcodes.c new file mode 100644 index 00000000000..f8179c6a817 --- /dev/null +++ b/arch/arm/kernel/opcodes.c @@ -0,0 +1,72 @@ +/* + * linux/arch/arm/kernel/opcodes.c + * + * A32 condition code lookup feature moved from nwfpe/fpopcode.c + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/module.h> +#include <asm/opcodes.h> + +#define ARM_OPCODE_CONDITION_UNCOND 0xf + +/* + * condition code lookup table + * index into the table is test code: EQ, NE, ... LT, GT, AL, NV + * + * bit position in short is condition code: NZCV + */ +static const unsigned short cc_map[16] = { + 0xF0F0, /* EQ == Z set */ + 0x0F0F, /* NE */ + 0xCCCC, /* CS == C set */ + 0x3333, /* CC */ + 0xFF00, /* MI == N set */ + 0x00FF, /* PL */ + 0xAAAA, /* VS == V set */ + 0x5555, /* VC */ + 0x0C0C, /* HI == C set && Z clear */ + 0xF3F3, /* LS == C clear || Z set */ + 0xAA55, /* GE == (N==V) */ + 0x55AA, /* LT == (N!=V) */ + 0x0A05, /* GT == (!Z && (N==V)) */ + 0xF5FA, /* LE == (Z || (N!=V)) */ + 0xFFFF, /* AL always */ + 0 /* NV */ +}; + +/* + * Returns: + * ARM_OPCODE_CONDTEST_FAIL - if condition fails + * ARM_OPCODE_CONDTEST_PASS - if condition passes (including AL) + * ARM_OPCODE_CONDTEST_UNCOND - if NV condition, or separate unconditional + * opcode space from v5 onwards + * + * Code that tests whether a conditional instruction would pass its condition + * check should check that return value == ARM_OPCODE_CONDTEST_PASS. + * + * Code that tests if a condition means that the instruction would be executed + * (regardless of conditional or unconditional) should instead check that the + * return value != ARM_OPCODE_CONDTEST_FAIL. + */ +asmlinkage unsigned int arm_check_condition(u32 opcode, u32 psr) +{ + u32 cc_bits = opcode >> 28; + u32 psr_cond = psr >> 28; + unsigned int ret; + + if (cc_bits != ARM_OPCODE_CONDITION_UNCOND) { + if ((cc_map[cc_bits] >> (psr_cond)) & 1) + ret = ARM_OPCODE_CONDTEST_PASS; + else + ret = ARM_OPCODE_CONDTEST_FAIL; + } else { + ret = ARM_OPCODE_CONDTEST_UNCOND; + } + + return ret; +} +EXPORT_SYMBOL_GPL(arm_check_condition); diff --git a/arch/arm/kernel/perf_event.c b/arch/arm/kernel/perf_event.c index a4f192cc51b..5bb91bf3d47 100644 --- a/arch/arm/kernel/perf_event.c +++ b/arch/arm/kernel/perf_event.c @@ -639,6 +639,9 @@ static struct platform_device_id armpmu_plat_device_ids[] = { static int __devinit armpmu_device_probe(struct platform_device *pdev) { + if (!cpu_pmu) + return -ENODEV; + cpu_pmu->plat_device = pdev; return 0; } diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c index 423bb201945..b29776aa658 100644 --- a/arch/arm/kernel/process.c +++ b/arch/arm/kernel/process.c @@ -147,14 +147,8 @@ void soft_restart(unsigned long addr) BUG(); } -void arm_machine_restart(char mode, const char *cmd) +static void null_restart(char mode, const char *cmd) { - /* Disable interrupts first */ - local_irq_disable(); - local_fiq_disable(); - - /* Call the architecture specific reboot code. */ - arch_reset(mode, cmd); } /* @@ -163,7 +157,7 @@ void arm_machine_restart(char mode, const char *cmd) void (*pm_power_off)(void); EXPORT_SYMBOL(pm_power_off); -void (*arm_pm_restart)(char str, const char *cmd) = arm_machine_restart; +void (*arm_pm_restart)(char str, const char *cmd) = null_restart; EXPORT_SYMBOL_GPL(arm_pm_restart); static void do_nothing(void *unused) diff --git a/arch/arm/kernel/sched_clock.c b/arch/arm/kernel/sched_clock.c index 9a46370fe9d..5416c7c1252 100644 --- a/arch/arm/kernel/sched_clock.c +++ b/arch/arm/kernel/sched_clock.c @@ -14,61 +14,153 @@ #include <asm/sched_clock.h> +struct clock_data { + u64 epoch_ns; + u32 epoch_cyc; + u32 epoch_cyc_copy; + u32 mult; + u32 shift; +}; + static void sched_clock_poll(unsigned long wrap_ticks); static DEFINE_TIMER(sched_clock_timer, sched_clock_poll, 0, 0); -static void (*sched_clock_update_fn)(void); + +static struct clock_data cd = { + .mult = NSEC_PER_SEC / HZ, +}; + +static u32 __read_mostly sched_clock_mask = 0xffffffff; + +static u32 notrace jiffy_sched_clock_read(void) +{ + return (u32)(jiffies - INITIAL_JIFFIES); +} + +static u32 __read_mostly (*read_sched_clock)(void) = jiffy_sched_clock_read; + +static inline u64 cyc_to_ns(u64 cyc, u32 mult, u32 shift) +{ + return (cyc * mult) >> shift; +} + +static unsigned long long cyc_to_sched_clock(u32 cyc, u32 mask) +{ + u64 epoch_ns; + u32 epoch_cyc; + + /* + * Load the epoch_cyc and epoch_ns atomically. We do this by + * ensuring that we always write epoch_cyc, epoch_ns and + * epoch_cyc_copy in strict order, and read them in strict order. + * If epoch_cyc and epoch_cyc_copy are not equal, then we're in + * the middle of an update, and we should repeat the load. + */ + do { + epoch_cyc = cd.epoch_cyc; + smp_rmb(); + epoch_ns = cd.epoch_ns; + smp_rmb(); + } while (epoch_cyc != cd.epoch_cyc_copy); + + return epoch_ns + cyc_to_ns((cyc - epoch_cyc) & mask, cd.mult, cd.shift); +} + +/* + * Atomically update the sched_clock epoch. + */ +static void notrace update_sched_clock(void) +{ + unsigned long flags; + u32 cyc; + u64 ns; + + cyc = read_sched_clock(); + ns = cd.epoch_ns + + cyc_to_ns((cyc - cd.epoch_cyc) & sched_clock_mask, + cd.mult, cd.shift); + /* + * Write epoch_cyc and epoch_ns in a way that the update is + * detectable in cyc_to_fixed_sched_clock(). + */ + raw_local_irq_save(flags); + cd.epoch_cyc = cyc; + smp_wmb(); + cd.epoch_ns = ns; + smp_wmb(); + cd.epoch_cyc_copy = cyc; + raw_local_irq_restore(flags); +} static void sched_clock_poll(unsigned long wrap_ticks) { mod_timer(&sched_clock_timer, round_jiffies(jiffies + wrap_ticks)); - sched_clock_update_fn(); + update_sched_clock(); } -void __init init_sched_clock(struct clock_data *cd, void (*update)(void), - unsigned int clock_bits, unsigned long rate) +void __init setup_sched_clock(u32 (*read)(void), int bits, unsigned long rate) { unsigned long r, w; u64 res, wrap; char r_unit; - sched_clock_update_fn = update; + BUG_ON(bits > 32); + WARN_ON(!irqs_disabled()); + WARN_ON(read_sched_clock != jiffy_sched_clock_read); + read_sched_clock = read; + sched_clock_mask = (1 << bits) - 1; /* calculate the mult/shift to convert counter ticks to ns. */ - clocks_calc_mult_shift(&cd->mult, &cd->shift, rate, NSEC_PER_SEC, 0); + clocks_calc_mult_shift(&cd.mult, &cd.shift, rate, NSEC_PER_SEC, 0); r = rate; if (r >= 4000000) { r /= 1000000; r_unit = 'M'; - } else { + } else if (r >= 1000) { r /= 1000; r_unit = 'k'; - } + } else + r_unit = ' '; /* calculate how many ns until we wrap */ - wrap = cyc_to_ns((1ULL << clock_bits) - 1, cd->mult, cd->shift); + wrap = cyc_to_ns((1ULL << bits) - 1, cd.mult, cd.shift); do_div(wrap, NSEC_PER_MSEC); w = wrap; /* calculate the ns resolution of this counter */ - res = cyc_to_ns(1ULL, cd->mult, cd->shift); + res = cyc_to_ns(1ULL, cd.mult, cd.shift); pr_info("sched_clock: %u bits at %lu%cHz, resolution %lluns, wraps every %lums\n", - clock_bits, r, r_unit, res, w); + bits, r, r_unit, res, w); /* * Start the timer to keep sched_clock() properly updated and * sets the initial epoch. */ sched_clock_timer.data = msecs_to_jiffies(w - (w / 10)); - update(); + update_sched_clock(); /* * Ensure that sched_clock() starts off at 0ns */ - cd->epoch_ns = 0; + cd.epoch_ns = 0; + + pr_debug("Registered %pF as sched_clock source\n", read); +} + +unsigned long long notrace sched_clock(void) +{ + u32 cyc = read_sched_clock(); + return cyc_to_sched_clock(cyc, sched_clock_mask); } void __init sched_clock_postinit(void) { + /* + * If no sched_clock function has been provided at that point, + * make it the final one one. + */ + if (read_sched_clock == jiffy_sched_clock_read) + setup_sched_clock(jiffy_sched_clock_read, 32, HZ); + sched_clock_poll(sched_clock_timer.data); } diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index 5c7094e8f6e..095d6611c84 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c @@ -902,8 +902,6 @@ void __init setup_arch(char **cmdline_p) { struct machine_desc *mdesc; - unwind_init(); - setup_processor(); mdesc = setup_machine_fdt(__atags_pointer); if (!mdesc) @@ -911,6 +909,12 @@ void __init setup_arch(char **cmdline_p) machine_desc = mdesc; machine_name = mdesc->name; +#ifdef CONFIG_ZONE_DMA + if (mdesc->dma_zone_size) { + extern unsigned long arm_dma_zone_size; + arm_dma_zone_size = mdesc->dma_zone_size; + } +#endif if (mdesc->restart_mode) reboot_setup(&mdesc->restart_mode); @@ -945,12 +949,6 @@ void __init setup_arch(char **cmdline_p) tcm_init(); -#ifdef CONFIG_ZONE_DMA - if (mdesc->dma_zone_size) { - extern unsigned long arm_dma_zone_size; - arm_dma_zone_size = mdesc->dma_zone_size; - } -#endif #ifdef CONFIG_MULTI_IRQ_HANDLER handle_arch_irq = mdesc->handle_irq; #endif diff --git a/arch/arm/kernel/smp_twd.c b/arch/arm/kernel/smp_twd.c index a8a6682d6b5..c8e938553d4 100644 --- a/arch/arm/kernel/smp_twd.c +++ b/arch/arm/kernel/smp_twd.c @@ -10,8 +10,11 @@ */ #include <linux/init.h> #include <linux/kernel.h> +#include <linux/clk.h> +#include <linux/cpufreq.h> #include <linux/delay.h> #include <linux/device.h> +#include <linux/err.h> #include <linux/smp.h> #include <linux/jiffies.h> #include <linux/clockchips.h> @@ -25,6 +28,7 @@ /* set up by the platform code */ void __iomem *twd_base; +static struct clk *twd_clk; static unsigned long twd_timer_rate; static struct clock_event_device __percpu **twd_evt; @@ -89,6 +93,52 @@ void twd_timer_stop(struct clock_event_device *clk) disable_percpu_irq(clk->irq); } +#ifdef CONFIG_CPU_FREQ + +/* + * Updates clockevent frequency when the cpu frequency changes. + * Called on the cpu that is changing frequency with interrupts disabled. + */ +static void twd_update_frequency(void *data) +{ + twd_timer_rate = clk_get_rate(twd_clk); + + clockevents_update_freq(*__this_cpu_ptr(twd_evt), twd_timer_rate); +} + +static int twd_cpufreq_transition(struct notifier_block *nb, + unsigned long state, void *data) +{ + struct cpufreq_freqs *freqs = data; + + /* + * The twd clock events must be reprogrammed to account for the new + * frequency. The timer is local to a cpu, so cross-call to the + * changing cpu. + */ + if (state == CPUFREQ_POSTCHANGE || state == CPUFREQ_RESUMECHANGE) + smp_call_function_single(freqs->cpu, twd_update_frequency, + NULL, 1); + + return NOTIFY_OK; +} + +static struct notifier_block twd_cpufreq_nb = { + .notifier_call = twd_cpufreq_transition, +}; + +static int twd_cpufreq_init(void) +{ + if (!IS_ERR(twd_clk)) + return cpufreq_register_notifier(&twd_cpufreq_nb, + CPUFREQ_TRANSITION_NOTIFIER); + + return 0; +} +core_initcall(twd_cpufreq_init); + +#endif + static void __cpuinit twd_calibrate_rate(void) { unsigned long count; @@ -140,6 +190,35 @@ static irqreturn_t twd_handler(int irq, void *dev_id) return IRQ_NONE; } +static struct clk *twd_get_clock(void) +{ + struct clk *clk; + int err; + + clk = clk_get_sys("smp_twd", NULL); + if (IS_ERR(clk)) { + pr_err("smp_twd: clock not found: %d\n", (int)PTR_ERR(clk)); + return clk; + } + + err = clk_prepare(clk); + if (err) { + pr_err("smp_twd: clock failed to prepare: %d\n", err); + clk_put(clk); + return ERR_PTR(err); + } + + err = clk_enable(clk); + if (err) { + pr_err("smp_twd: clock failed to enable: %d\n", err); + clk_unprepare(clk); + clk_put(clk); + return ERR_PTR(err); + } + + return clk; +} + /* * Setup the local clock events for a CPU. */ @@ -165,7 +244,13 @@ void __cpuinit twd_timer_setup(struct clock_event_device *clk) } } - twd_calibrate_rate(); + if (!twd_clk) + twd_clk = twd_get_clock(); + + if (!IS_ERR_OR_NULL(twd_clk)) + twd_timer_rate = clk_get_rate(twd_clk); + else + twd_calibrate_rate(); clk->name = "local_timer"; clk->features = CLOCK_EVT_FEAT_PERIODIC | CLOCK_EVT_FEAT_ONESHOT | @@ -173,15 +258,11 @@ void __cpuinit twd_timer_setup(struct clock_event_device *clk) clk->rating = 350; clk->set_mode = twd_set_mode; clk->set_next_event = twd_set_next_event; - clk->shift = 20; - clk->mult = div_sc(twd_timer_rate, NSEC_PER_SEC, clk->shift); - clk->max_delta_ns = clockevent_delta2ns(0xffffffff, clk); - clk->min_delta_ns = clockevent_delta2ns(0xf, clk); this_cpu_clk = __this_cpu_ptr(twd_evt); *this_cpu_clk = clk; - clockevents_register_device(clk); - + clockevents_config_and_register(clk, twd_timer_rate, + 0xf, 0xffffffff); enable_percpu_irq(clk->irq, 0); } diff --git a/arch/arm/kernel/swp_emulate.c b/arch/arm/kernel/swp_emulate.c index 5f452f8fde0..df745188f5d 100644 --- a/arch/arm/kernel/swp_emulate.c +++ b/arch/arm/kernel/swp_emulate.c @@ -25,6 +25,7 @@ #include <linux/syscalls.h> #include <linux/perf_event.h> +#include <asm/opcodes.h> #include <asm/traps.h> #include <asm/uaccess.h> @@ -185,6 +186,21 @@ static int swp_handler(struct pt_regs *regs, unsigned int instr) perf_sw_event(PERF_COUNT_SW_EMULATION_FAULTS, 1, regs, regs->ARM_pc); + res = arm_check_condition(instr, regs->ARM_cpsr); + switch (res) { + case ARM_OPCODE_CONDTEST_PASS: + break; + case ARM_OPCODE_CONDTEST_FAIL: + /* Condition failed - return to next instruction */ + regs->ARM_pc += 4; + return 0; + case ARM_OPCODE_CONDTEST_UNCOND: + /* If unconditional encoding - not a SWP, undef */ + return -EFAULT; + default: + return -EINVAL; + } + if (current->pid != previous_pid) { pr_debug("\"%s\" (%ld) uses deprecated SWP{B} instruction\n", current->comm, (unsigned long)current->pid); diff --git a/arch/arm/kernel/tcm.c b/arch/arm/kernel/tcm.c index 30e302d33e0..01ec453bb92 100644 --- a/arch/arm/kernel/tcm.c +++ b/arch/arm/kernel/tcm.c @@ -180,9 +180,9 @@ static int __init setup_tcm_bank(u8 type, u8 bank, u8 banks, */ void __init tcm_init(void) { - u32 tcm_status = read_cpuid_tcmstatus(); - u8 dtcm_banks = (tcm_status >> 16) & 0x03; - u8 itcm_banks = (tcm_status & 0x03); + u32 tcm_status; + u8 dtcm_banks; + u8 itcm_banks; size_t dtcm_code_sz = &__edtcm_data - &__sdtcm_data; size_t itcm_code_sz = &__eitcm_text - &__sitcm_text; char *start; @@ -191,6 +191,22 @@ void __init tcm_init(void) int ret; int i; + /* + * Prior to ARMv5 there is no TCM, and trying to read the status + * register will hang the processor. + */ + if (cpu_architecture() < CPU_ARCH_ARMv5) { + if (dtcm_code_sz || itcm_code_sz) + pr_info("CPU TCM: %u bytes of DTCM and %u bytes of " + "ITCM code compiled in, but no TCM present " + "in pre-v5 CPU\n", dtcm_code_sz, itcm_code_sz); + return; + } + + tcm_status = read_cpuid_tcmstatus(); + dtcm_banks = (tcm_status >> 16) & 0x03; + itcm_banks = (tcm_status & 0x03); + /* Values greater than 2 for D/ITCM banks are "reserved" */ if (dtcm_banks > 2) dtcm_banks = 0; diff --git a/arch/arm/kernel/unwind.c b/arch/arm/kernel/unwind.c index e7e8365795c..00df012c467 100644 --- a/arch/arm/kernel/unwind.c +++ b/arch/arm/kernel/unwind.c @@ -67,7 +67,7 @@ EXPORT_SYMBOL(__aeabi_unwind_cpp_pr2); struct unwind_ctrl_block { unsigned long vrs[16]; /* virtual register set */ - unsigned long *insn; /* pointer to the current instructions word */ + const unsigned long *insn; /* pointer to the current instructions word */ int entries; /* number of entries left to interpret */ int byte; /* current byte number in the instructions word */ }; @@ -83,8 +83,9 @@ enum regs { PC = 15 }; -extern struct unwind_idx __start_unwind_idx[]; -extern struct unwind_idx __stop_unwind_idx[]; +extern const struct unwind_idx __start_unwind_idx[]; +static const struct unwind_idx *__origin_unwind_idx; +extern const struct unwind_idx __stop_unwind_idx[]; static DEFINE_SPINLOCK(unwind_lock); static LIST_HEAD(unwind_tables); @@ -98,45 +99,99 @@ static LIST_HEAD(unwind_tables); }) /* - * Binary search in the unwind index. The entries entries are + * Binary search in the unwind index. The entries are * guaranteed to be sorted in ascending order by the linker. + * + * start = first entry + * origin = first entry with positive offset (or stop if there is no such entry) + * stop - 1 = last entry */ -static struct unwind_idx *search_index(unsigned long addr, - struct unwind_idx *first, - struct unwind_idx *last) +static const struct unwind_idx *search_index(unsigned long addr, + const struct unwind_idx *start, + const struct unwind_idx *origin, + const struct unwind_idx *stop) { - pr_debug("%s(%08lx, %p, %p)\n", __func__, addr, first, last); + unsigned long addr_prel31; + + pr_debug("%s(%08lx, %p, %p, %p)\n", + __func__, addr, start, origin, stop); + + /* + * only search in the section with the matching sign. This way the + * prel31 numbers can be compared as unsigned longs. + */ + if (addr < (unsigned long)start) + /* negative offsets: [start; origin) */ + stop = origin; + else + /* positive offsets: [origin; stop) */ + start = origin; + + /* prel31 for address relavive to start */ + addr_prel31 = (addr - (unsigned long)start) & 0x7fffffff; - if (addr < first->addr) { + while (start < stop - 1) { + const struct unwind_idx *mid = start + ((stop - start) >> 1); + + /* + * As addr_prel31 is relative to start an offset is needed to + * make it relative to mid. + */ + if (addr_prel31 - ((unsigned long)mid - (unsigned long)start) < + mid->addr_offset) + stop = mid; + else { + /* keep addr_prel31 relative to start */ + addr_prel31 -= ((unsigned long)mid - + (unsigned long)start); + start = mid; + } + } + + if (likely(start->addr_offset <= addr_prel31)) + return start; + else { pr_warning("unwind: Unknown symbol address %08lx\n", addr); return NULL; - } else if (addr >= last->addr) - return last; + } +} - while (first < last - 1) { - struct unwind_idx *mid = first + ((last - first + 1) >> 1); +static const struct unwind_idx *unwind_find_origin( + const struct unwind_idx *start, const struct unwind_idx *stop) +{ + pr_debug("%s(%p, %p)\n", __func__, start, stop); + while (start < stop) { + const struct unwind_idx *mid = start + ((stop - start) >> 1); - if (addr < mid->addr) - last = mid; + if (mid->addr_offset >= 0x40000000) + /* negative offset */ + start = mid + 1; else - first = mid; + /* positive offset */ + stop = mid; } - - return first; + pr_debug("%s -> %p\n", __func__, stop); + return stop; } -static struct unwind_idx *unwind_find_idx(unsigned long addr) +static const struct unwind_idx *unwind_find_idx(unsigned long addr) { - struct unwind_idx *idx = NULL; + const struct unwind_idx *idx = NULL; unsigned long flags; pr_debug("%s(%08lx)\n", __func__, addr); - if (core_kernel_text(addr)) + if (core_kernel_text(addr)) { + if (unlikely(!__origin_unwind_idx)) + __origin_unwind_idx = + unwind_find_origin(__start_unwind_idx, + __stop_unwind_idx); + /* main unwind table */ idx = search_index(addr, __start_unwind_idx, - __stop_unwind_idx - 1); - else { + __origin_unwind_idx, + __stop_unwind_idx); + } else { /* module unwind tables */ struct unwind_table *table; @@ -145,7 +200,8 @@ static struct unwind_idx *unwind_find_idx(unsigned long addr) if (addr >= table->begin_addr && addr < table->end_addr) { idx = search_index(addr, table->start, - table->stop - 1); + table->origin, + table->stop); /* Move-to-front to exploit common traces */ list_move(&table->list, &unwind_tables); break; @@ -274,7 +330,7 @@ static int unwind_exec_insn(struct unwind_ctrl_block *ctrl) int unwind_frame(struct stackframe *frame) { unsigned long high, low; - struct unwind_idx *idx; + const struct unwind_idx *idx; struct unwind_ctrl_block ctrl; /* only go to a higher address on the stack */ @@ -399,7 +455,6 @@ struct unwind_table *unwind_table_add(unsigned long start, unsigned long size, unsigned long text_size) { unsigned long flags; - struct unwind_idx *idx; struct unwind_table *tab = kmalloc(sizeof(*tab), GFP_KERNEL); pr_debug("%s(%08lx, %08lx, %08lx, %08lx)\n", __func__, start, size, @@ -408,15 +463,12 @@ struct unwind_table *unwind_table_add(unsigned long start, unsigned long size, if (!tab) return tab; - tab->start = (struct unwind_idx *)start; - tab->stop = (struct unwind_idx *)(start + size); + tab->start = (const struct unwind_idx *)start; + tab->stop = (const struct unwind_idx *)(start + size); + tab->origin = unwind_find_origin(tab->start, tab->stop); tab->begin_addr = text_addr; tab->end_addr = text_addr + text_size; - /* Convert the symbol addresses to absolute values */ - for (idx = tab->start; idx < tab->stop; idx++) - idx->addr = prel31_to_addr(&idx->addr); - spin_lock_irqsave(&unwind_lock, flags); list_add_tail(&tab->list, &unwind_tables); spin_unlock_irqrestore(&unwind_lock, flags); @@ -437,16 +489,3 @@ void unwind_table_del(struct unwind_table *tab) kfree(tab); } - -int __init unwind_init(void) -{ - struct unwind_idx *idx; - - /* Convert the symbol addresses to absolute values */ - for (idx = __start_unwind_idx; idx < __stop_unwind_idx; idx++) - idx->addr = prel31_to_addr(&idx->addr); - - pr_debug("unwind: ARM stack unwinding initialised\n"); - - return 0; -} diff --git a/arch/arm/mach-at91/at91cap9.c b/arch/arm/mach-at91/at91cap9.c index ecdd54dd68c..29373397d2d 100644 --- a/arch/arm/mach-at91/at91cap9.c +++ b/arch/arm/mach-at91/at91cap9.c @@ -313,7 +313,7 @@ static struct at91_gpio_bank at91cap9_gpio[] = { } }; -static void at91cap9_reset(void) +static void at91cap9_restart(char mode, const char *cmd) { at91_sys_write(AT91_RSTC_CR, AT91_RSTC_KEY | AT91_RSTC_PROCRST | AT91_RSTC_PERRST); } @@ -335,7 +335,7 @@ static void __init at91cap9_map_io(void) static void __init at91cap9_initialize(void) { - at91_arch_reset = at91cap9_reset; + arm_pm_restart = at91cap9_restart; pm_power_off = at91cap9_poweroff; at91_extern_irq = (1 << AT91CAP9_ID_IRQ0) | (1 << AT91CAP9_ID_IRQ1); diff --git a/arch/arm/mach-at91/at91rm9200.c b/arch/arm/mach-at91/at91rm9200.c index 713d3bdbd28..430a9fdc3db 100644 --- a/arch/arm/mach-at91/at91rm9200.c +++ b/arch/arm/mach-at91/at91rm9200.c @@ -288,7 +288,7 @@ static struct at91_gpio_bank at91rm9200_gpio[] = { } }; -static void at91rm9200_reset(void) +static void at91rm9200_restart(char mode, const char *cmd) { /* * Perform a hardware reset with the use of the Watchdog timer. @@ -309,7 +309,7 @@ static void __init at91rm9200_map_io(void) static void __init at91rm9200_initialize(void) { - at91_arch_reset = at91rm9200_reset; + arm_pm_restart = at91rm9200_restart; at91_extern_irq = (1 << AT91RM9200_ID_IRQ0) | (1 << AT91RM9200_ID_IRQ1) | (1 << AT91RM9200_ID_IRQ2) | (1 << AT91RM9200_ID_IRQ3) | (1 << AT91RM9200_ID_IRQ4) | (1 << AT91RM9200_ID_IRQ5) diff --git a/arch/arm/mach-at91/at91sam9260.c b/arch/arm/mach-at91/at91sam9260.c index 0d20677fbef..e76cd49ebc9 100644 --- a/arch/arm/mach-at91/at91sam9260.c +++ b/arch/arm/mach-at91/at91sam9260.c @@ -327,7 +327,7 @@ static void __init at91sam9260_map_io(void) static void __init at91sam9260_initialize(void) { - at91_arch_reset = at91sam9_alt_reset; + arm_pm_restart = at91sam9_alt_restart; pm_power_off = at91sam9260_poweroff; at91_extern_irq = (1 << AT91SAM9260_ID_IRQ0) | (1 << AT91SAM9260_ID_IRQ1) | (1 << AT91SAM9260_ID_IRQ2); diff --git a/arch/arm/mach-at91/at91sam9261.c b/arch/arm/mach-at91/at91sam9261.c index 658a5185abf..19ac7c0729a 100644 --- a/arch/arm/mach-at91/at91sam9261.c +++ b/arch/arm/mach-at91/at91sam9261.c @@ -287,7 +287,7 @@ static void __init at91sam9261_map_io(void) static void __init at91sam9261_initialize(void) { - at91_arch_reset = at91sam9_alt_reset; + arm_pm_restart = at91sam9_alt_restart; pm_power_off = at91sam9261_poweroff; at91_extern_irq = (1 << AT91SAM9261_ID_IRQ0) | (1 << AT91SAM9261_ID_IRQ1) | (1 << AT91SAM9261_ID_IRQ2); diff --git a/arch/arm/mach-at91/at91sam9263.c b/arch/arm/mach-at91/at91sam9263.c index f83fbb0ee0c..50d01631003 100644 --- a/arch/arm/mach-at91/at91sam9263.c +++ b/arch/arm/mach-at91/at91sam9263.c @@ -305,7 +305,7 @@ static void __init at91sam9263_map_io(void) static void __init at91sam9263_initialize(void) { - at91_arch_reset = at91sam9_alt_reset; + arm_pm_restart = at91sam9_alt_restart; pm_power_off = at91sam9263_poweroff; at91_extern_irq = (1 << AT91SAM9263_ID_IRQ0) | (1 << AT91SAM9263_ID_IRQ1); diff --git a/arch/arm/mach-at91/at91sam9_alt_reset.S b/arch/arm/mach-at91/at91sam9_alt_reset.S index e0256deb91f..d3f931c5942 100644 --- a/arch/arm/mach-at91/at91sam9_alt_reset.S +++ b/arch/arm/mach-at91/at91sam9_alt_reset.S @@ -14,20 +14,15 @@ */ #include <linux/linkage.h> -#include <asm/system.h> #include <mach/hardware.h> #include <mach/at91sam9_sdramc.h> #include <mach/at91_rstc.h> .arm - .globl at91sam9_alt_reset + .globl at91sam9_alt_restart -at91sam9_alt_reset: mrc p15, 0, r0, c1, c0, 0 - orr r0, r0, #CR_I - mcr p15, 0, r0, c1, c0, 0 @ enable I-cache - - ldr r0, .at91_va_base_sdramc @ preload constants +at91sam9_alt_restart: ldr r0, .at91_va_base_sdramc @ preload constants ldr r1, .at91_va_base_rstc_cr mov r2, #1 diff --git a/arch/arm/mach-at91/at91sam9g45.c b/arch/arm/mach-at91/at91sam9g45.c index 318b0407ea0..ff21f7a60c6 100644 --- a/arch/arm/mach-at91/at91sam9g45.c +++ b/arch/arm/mach-at91/at91sam9g45.c @@ -317,7 +317,7 @@ static struct at91_gpio_bank at91sam9g45_gpio[] = { } }; -static void at91sam9g45_reset(void) +static void at91sam9g45_restart(char mode, const char *cmd) { at91_sys_write(AT91_RSTC_CR, AT91_RSTC_KEY | AT91_RSTC_PROCRST | AT91_RSTC_PERRST); } @@ -340,7 +340,7 @@ static void __init at91sam9g45_map_io(void) static void __init at91sam9g45_initialize(void) { - at91_arch_reset = at91sam9g45_reset; + arm_pm_restart = at91sam9g45_restart; pm_power_off = at91sam9g45_poweroff; at91_extern_irq = (1 << AT91SAM9G45_ID_IRQ0); diff --git a/arch/arm/mach-at91/at91sam9rl.c b/arch/arm/mach-at91/at91sam9rl.c index a238105d2c1..61cbb46f5b0 100644 --- a/arch/arm/mach-at91/at91sam9rl.c +++ b/arch/arm/mach-at91/at91sam9rl.c @@ -292,7 +292,7 @@ static void __init at91sam9rl_map_io(void) static void __init at91sam9rl_initialize(void) { - at91_arch_reset = at91sam9_alt_reset; + arm_pm_restart = at91sam9_alt_restart; pm_power_off = at91sam9rl_poweroff; at91_extern_irq = (1 << AT91SAM9RL_ID_IRQ0); diff --git a/arch/arm/mach-at91/generic.h b/arch/arm/mach-at91/generic.h index 938b34f5774..7f4503bc4cb 100644 --- a/arch/arm/mach-at91/generic.h +++ b/arch/arm/mach-at91/generic.h @@ -57,7 +57,7 @@ extern void at91_irq_suspend(void); extern void at91_irq_resume(void); /* reset */ -extern void at91sam9_alt_reset(void); +extern void at91sam9_alt_restart(char, const char *); /* GPIO */ #define AT91RM9200_PQFP 3 /* AT91RM9200 PQFP package has 3 banks */ @@ -71,5 +71,4 @@ struct at91_gpio_bank { extern void __init at91_gpio_init(struct at91_gpio_bank *, int nr_banks); extern void __init at91_gpio_irq_setup(void); -extern void (*at91_arch_reset)(void); extern int at91_extern_irq; diff --git a/arch/arm/mach-at91/include/mach/system.h b/arch/arm/mach-at91/include/mach/system.h index 36af14bc13b..cbd64f3bcec 100644 --- a/arch/arm/mach-at91/include/mach/system.h +++ b/arch/arm/mach-at91/include/mach/system.h @@ -47,13 +47,4 @@ static inline void arch_idle(void) #endif } -void (*at91_arch_reset)(void); - -static inline void arch_reset(char mode, const char *cmd) -{ - /* call the CPU-specific reset function */ - if (at91_arch_reset) - (at91_arch_reset)(); -} - #endif diff --git a/arch/arm/mach-bcmring/arch.c b/arch/arm/mach-bcmring/arch.c index 31a143592c8..9e5e7552498 100644 --- a/arch/arm/mach-bcmring/arch.c +++ b/arch/arm/mach-bcmring/arch.c @@ -49,7 +49,29 @@ HW_DECLARE_SPINLOCK(gpio) #endif /* sysctl */ -int bcmring_arch_warm_reboot; /* do a warm reboot on hard reset */ +static int bcmring_arch_warm_reboot; /* do a warm reboot on hard reset */ + +static void bcmring_restart(char mode, const char *cmd) +{ + printk("arch_reset:%c %x\n", mode, bcmring_arch_warm_reboot); + + if (mode == 'h') { + /* Reboot configured in proc entry */ + if (bcmring_arch_warm_reboot) { + printk("warm reset\n"); + /* Issue Warm reset (do not reset ethernet switch, keep alive) */ + chipcHw_reset(chipcHw_REG_SOFT_RESET_CHIP_WARM); + } else { + /* Force reset of everything */ + printk("force reset\n"); + chipcHw_reset(chipcHw_REG_SOFT_RESET_CHIP_SOFT); + } + } else { + /* Force reset of everything */ + printk("force reset\n"); + chipcHw_reset(chipcHw_REG_SOFT_RESET_CHIP_SOFT); + } +} static struct ctl_table_header *bcmring_sysctl_header; @@ -173,4 +195,5 @@ MACHINE_START(BCMRING, "BCMRING") .init_irq = bcmring_init_irq, .timer = &bcmring_timer, .init_machine = bcmring_init_machine + .restart = bcmring_restart, MACHINE_END diff --git a/arch/arm/mach-bcmring/include/mach/system.h b/arch/arm/mach-bcmring/include/mach/system.h index 38b37060d42..cb78250db64 100644 --- a/arch/arm/mach-bcmring/include/mach/system.h +++ b/arch/arm/mach-bcmring/include/mach/system.h @@ -20,35 +20,9 @@ #ifndef __ASM_ARCH_SYSTEM_H #define __ASM_ARCH_SYSTEM_H -#include <mach/csp/chipcHw_inline.h> - -extern int bcmring_arch_warm_reboot; - static inline void arch_idle(void) { cpu_do_idle(); } -static inline void arch_reset(char mode, const char *cmd) -{ - printk("arch_reset:%c %x\n", mode, bcmring_arch_warm_reboot); - - if (mode == 'h') { - /* Reboot configured in proc entry */ - if (bcmring_arch_warm_reboot) { - printk("warm reset\n"); - /* Issue Warm reset (do not reset ethernet switch, keep alive) */ - chipcHw_reset(chipcHw_REG_SOFT_RESET_CHIP_WARM); - } else { - /* Force reset of everything */ - printk("force reset\n"); - chipcHw_reset(chipcHw_REG_SOFT_RESET_CHIP_SOFT); - } - } else { - /* Force reset of everything */ - printk("force reset\n"); - chipcHw_reset(chipcHw_REG_SOFT_RESET_CHIP_SOFT); - } -} - #endif diff --git a/arch/arm/mach-clps711x/autcpu12.c b/arch/arm/mach-clps711x/autcpu12.c index 0276091b7f8..3fb79a1d0bd 100644 --- a/arch/arm/mach-clps711x/autcpu12.c +++ b/arch/arm/mach-clps711x/autcpu12.c @@ -68,5 +68,6 @@ MACHINE_START(AUTCPU12, "autronix autcpu12") .map_io = autcpu12_map_io, .init_irq = clps711x_init_irq, .timer = &clps711x_timer, + .restart = clps711x_restart, MACHINE_END diff --git a/arch/arm/mach-clps711x/cdb89712.c b/arch/arm/mach-clps711x/cdb89712.c index 25b3bfd0e85..c314f49d6ef 100644 --- a/arch/arm/mach-clps711x/cdb89712.c +++ b/arch/arm/mach-clps711x/cdb89712.c @@ -59,4 +59,5 @@ MACHINE_START(CDB89712, "Cirrus-CDB89712") .map_io = cdb89712_map_io, .init_irq = clps711x_init_irq, .timer = &clps711x_timer, + .restart = clps711x_restart, MACHINE_END diff --git a/arch/arm/mach-clps711x/ceiva.c b/arch/arm/mach-clps711x/ceiva.c index 1df9ec67aa9..a70147e347a 100644 --- a/arch/arm/mach-clps711x/ceiva.c +++ b/arch/arm/mach-clps711x/ceiva.c @@ -60,4 +60,5 @@ MACHINE_START(CEIVA, "CEIVA/Polaroid Photo MAX Digital Picture Frame") .map_io = ceiva_map_io, .init_irq = clps711x_init_irq, .timer = &clps711x_timer, + .restart = clps711x_restart, MACHINE_END diff --git a/arch/arm/mach-clps711x/clep7312.c b/arch/arm/mach-clps711x/clep7312.c index 80496c09ac5..dbc7842639d 100644 --- a/arch/arm/mach-clps711x/clep7312.c +++ b/arch/arm/mach-clps711x/clep7312.c @@ -41,5 +41,6 @@ MACHINE_START(CLEP7212, "Cirrus Logic 7212/7312") .map_io = clps711x_map_io, .init_irq = clps711x_init_irq, .timer = &clps711x_timer, + .restart = clps711x_restart, MACHINE_END diff --git a/arch/arm/mach-clps711x/common.c b/arch/arm/mach-clps711x/common.c index ced2a4e406f..ab1711b9b4d 100644 --- a/arch/arm/mach-clps711x/common.c +++ b/arch/arm/mach-clps711x/common.c @@ -220,3 +220,8 @@ struct sys_timer clps711x_timer = { .init = clps711x_timer_init, .offset = clps711x_gettimeoffset, }; + +void clps711x_restart(char mode, const char *cmd) +{ + soft_restart(0); +} diff --git a/arch/arm/mach-clps711x/common.h b/arch/arm/mach-clps711x/common.h index 2b8b801f1dc..fc0f0650dcb 100644 --- a/arch/arm/mach-clps711x/common.h +++ b/arch/arm/mach-clps711x/common.h @@ -9,3 +9,4 @@ struct sys_timer; extern void clps711x_map_io(void); extern void clps711x_init_irq(void); extern struct sys_timer clps711x_timer; +extern void clps711x_restart(char mode, const char *cmd); diff --git a/arch/arm/mach-clps711x/edb7211-arch.c b/arch/arm/mach-clps711x/edb7211-arch.c index 9721f6111dc..5fad0b4f40a 100644 --- a/arch/arm/mach-clps711x/edb7211-arch.c +++ b/arch/arm/mach-clps711x/edb7211-arch.c @@ -62,4 +62,5 @@ MACHINE_START(EDB7211, "CL-EDB7211 (EP7211 eval board)") .reserve = edb7211_reserve, .init_irq = clps711x_init_irq, .timer = &clps711x_timer, + .restart = clps711x_restart, MACHINE_END diff --git a/arch/arm/mach-clps711x/fortunet.c b/arch/arm/mach-clps711x/fortunet.c index d9925668729..3a3f0b702cb 100644 --- a/arch/arm/mach-clps711x/fortunet.c +++ b/arch/arm/mach-clps711x/fortunet.c @@ -78,4 +78,5 @@ MACHINE_START(FORTUNET, "ARM-FortuNet") .map_io = clps711x_map_io, .init_irq = clps711x_init_irq, .timer = &clps711x_timer, + .restart = clps711x_restart, MACHINE_END diff --git a/arch/arm/mach-clps711x/include/mach/system.h b/arch/arm/mach-clps711x/include/mach/system.h index 6c119937d39..23d6ef8c84d 100644 --- a/arch/arm/mach-clps711x/include/mach/system.h +++ b/arch/arm/mach-clps711x/include/mach/system.h @@ -32,9 +32,4 @@ static inline void arch_idle(void) mov r0, r0"); } -static inline void arch_reset(char mode, const char *cmd) -{ - soft_restart(0); -} - #endif diff --git a/arch/arm/mach-clps711x/p720t.c b/arch/arm/mach-clps711x/p720t.c index 6ecea95f38b..42ee8f33eaf 100644 --- a/arch/arm/mach-clps711x/p720t.c +++ b/arch/arm/mach-clps711x/p720t.c @@ -93,6 +93,7 @@ MACHINE_START(P720T, "ARM-Prospector720T") .map_io = p720t_map_io, .init_irq = clps711x_init_irq, .timer = &clps711x_timer, + .restart = clps711x_restart, MACHINE_END static int p720t_hw_init(void) diff --git a/arch/arm/mach-cns3xxx/cns3420vb.c b/arch/arm/mach-cns3xxx/cns3420vb.c index 594852fe24c..2c5fb4c7e50 100644 --- a/arch/arm/mach-cns3xxx/cns3420vb.c +++ b/arch/arm/mach-cns3xxx/cns3420vb.c @@ -204,4 +204,5 @@ MACHINE_START(CNS3420VB, "Cavium Networks CNS3420 Validation Board") .timer = &cns3xxx_timer, .handle_irq = gic_handle_irq, .init_machine = cns3420_init, + .restart = cns3xxx_restart, MACHINE_END diff --git a/arch/arm/mach-cns3xxx/core.h b/arch/arm/mach-cns3xxx/core.h index fcd225343c6..4894b8c1715 100644 --- a/arch/arm/mach-cns3xxx/core.h +++ b/arch/arm/mach-cns3xxx/core.h @@ -22,5 +22,6 @@ static inline void cns3xxx_l2x0_init(void) {} void __init cns3xxx_map_io(void); void __init cns3xxx_init_irq(void); void cns3xxx_power_off(void); +void cns3xxx_restart(char, const char *); #endif /* __CNS3XXX_CORE_H */ diff --git a/arch/arm/mach-cns3xxx/include/mach/system.h b/arch/arm/mach-cns3xxx/include/mach/system.h index 4f16c9b79f7..9e56b7dc133 100644 --- a/arch/arm/mach-cns3xxx/include/mach/system.h +++ b/arch/arm/mach-cns3xxx/include/mach/system.h @@ -11,7 +11,6 @@ #ifndef __MACH_SYSTEM_H #define __MACH_SYSTEM_H -#include <linux/io.h> #include <asm/proc-fns.h> static inline void arch_idle(void) @@ -23,6 +22,4 @@ static inline void arch_idle(void) cpu_do_idle(); } -void arch_reset(char mode, const char *cmd); - #endif diff --git a/arch/arm/mach-cns3xxx/pm.c b/arch/arm/mach-cns3xxx/pm.c index 0c04678615c..36458080332 100644 --- a/arch/arm/mach-cns3xxx/pm.c +++ b/arch/arm/mach-cns3xxx/pm.c @@ -11,9 +11,9 @@ #include <linux/io.h> #include <linux/delay.h> #include <linux/atomic.h> -#include <mach/system.h> #include <mach/cns3xxx.h> #include <mach/pm.h> +#include "core.h" void cns3xxx_pwr_clk_en(unsigned int block) { @@ -89,7 +89,7 @@ void cns3xxx_pwr_soft_rst(unsigned int block) } EXPORT_SYMBOL(cns3xxx_pwr_soft_rst); -void arch_reset(char mode, const char *cmd) +void cns3xxx_restart(char mode, const char *cmd) { /* * To reset, we hit the on-board reset register diff --git a/arch/arm/mach-davinci/board-da830-evm.c b/arch/arm/mach-davinci/board-da830-evm.c index 11c3db98528..dc1afe5be20 100644 --- a/arch/arm/mach-davinci/board-da830-evm.c +++ b/arch/arm/mach-davinci/board-da830-evm.c @@ -682,4 +682,5 @@ MACHINE_START(DAVINCI_DA830_EVM, "DaVinci DA830/OMAP-L137/AM17x EVM") .timer = &davinci_timer, .init_machine = da830_evm_init, .dma_zone_size = SZ_128M, + .restart = da8xx_restart, MACHINE_END diff --git a/arch/arm/mach-davinci/board-da850-evm.c b/arch/arm/mach-davinci/board-da850-evm.c index 6659a90dbca..f8a682f60a4 100644 --- a/arch/arm/mach-davinci/board-da850-evm.c +++ b/arch/arm/mach-davinci/board-da850-evm.c @@ -1411,4 +1411,5 @@ MACHINE_START(DAVINCI_DA850_EVM, "DaVinci DA850/OMAP-L138/AM18x EVM") .timer = &davinci_timer, .init_machine = da850_evm_init, .dma_zone_size = SZ_128M, + .restart = da8xx_restart, MACHINE_END diff --git a/arch/arm/mach-davinci/board-dm355-evm.c b/arch/arm/mach-davinci/board-dm355-evm.c index 4e0e707c313..275341f159f 100644 --- a/arch/arm/mach-davinci/board-dm355-evm.c +++ b/arch/arm/mach-davinci/board-dm355-evm.c @@ -357,4 +357,5 @@ MACHINE_START(DAVINCI_DM355_EVM, "DaVinci DM355 EVM") .timer = &davinci_timer, .init_machine = dm355_evm_init, .dma_zone_size = SZ_128M, + .restart = davinci_restart, MACHINE_END diff --git a/arch/arm/mach-davinci/board-dm355-leopard.c b/arch/arm/mach-davinci/board-dm355-leopard.c index ff2d2413279..e99db28181a 100644 --- a/arch/arm/mach-davinci/board-dm355-leopard.c +++ b/arch/arm/mach-davinci/board-dm355-leopard.c @@ -276,4 +276,5 @@ MACHINE_START(DM355_LEOPARD, "DaVinci DM355 leopard") .timer = &davinci_timer, .init_machine = dm355_leopard_init, .dma_zone_size = SZ_128M, + .restart = davinci_restart, MACHINE_END diff --git a/arch/arm/mach-davinci/board-dm365-evm.c b/arch/arm/mach-davinci/board-dm365-evm.c index 46e1f4173b9..346e1de2f5a 100644 --- a/arch/arm/mach-davinci/board-dm365-evm.c +++ b/arch/arm/mach-davinci/board-dm365-evm.c @@ -618,5 +618,6 @@ MACHINE_START(DAVINCI_DM365_EVM, "DaVinci DM365 EVM") .timer = &davinci_timer, .init_machine = dm365_evm_init, .dma_zone_size = SZ_128M, + .restart = davinci_restart, MACHINE_END diff --git a/arch/arm/mach-davinci/board-dm644x-evm.c b/arch/arm/mach-davinci/board-dm644x-evm.c index 0cf8abf78d3..a64b49cfedc 100644 --- a/arch/arm/mach-davinci/board-dm644x-evm.c +++ b/arch/arm/mach-davinci/board-dm644x-evm.c @@ -719,4 +719,5 @@ MACHINE_START(DAVINCI_EVM, "DaVinci DM644x EVM") .timer = &davinci_timer, .init_machine = davinci_evm_init, .dma_zone_size = SZ_128M, + .restart = davinci_restart, MACHINE_END diff --git a/arch/arm/mach-davinci/board-dm646x-evm.c b/arch/arm/mach-davinci/board-dm646x-evm.c index 635bf774015..64017558860 100644 --- a/arch/arm/mach-davinci/board-dm646x-evm.c +++ b/arch/arm/mach-davinci/board-dm646x-evm.c @@ -799,6 +799,7 @@ MACHINE_START(DAVINCI_DM6467_EVM, "DaVinci DM646x EVM") .timer = &davinci_timer, .init_machine = evm_init, .dma_zone_size = SZ_128M, + .restart = davinci_restart, MACHINE_END MACHINE_START(DAVINCI_DM6467TEVM, "DaVinci DM6467T EVM") @@ -808,5 +809,6 @@ MACHINE_START(DAVINCI_DM6467TEVM, "DaVinci DM6467T EVM") .timer = &davinci_timer, .init_machine = evm_init, .dma_zone_size = SZ_128M, + .restart = davinci_restart, MACHINE_END diff --git a/arch/arm/mach-davinci/board-mityomapl138.c b/arch/arm/mach-davinci/board-mityomapl138.c index 3cfff555e8f..672d820e2aa 100644 --- a/arch/arm/mach-davinci/board-mityomapl138.c +++ b/arch/arm/mach-davinci/board-mityomapl138.c @@ -573,4 +573,5 @@ MACHINE_START(MITYOMAPL138, "MityDSP-L138/MityARM-1808") .timer = &davinci_timer, .init_machine = mityomapl138_init, .dma_zone_size = SZ_128M, + .restart = da8xx_restart, MACHINE_END diff --git a/arch/arm/mach-davinci/board-neuros-osd2.c b/arch/arm/mach-davinci/board-neuros-osd2.c index e5f231aefee..6c4a16415d4 100644 --- a/arch/arm/mach-davinci/board-neuros-osd2.c +++ b/arch/arm/mach-davinci/board-neuros-osd2.c @@ -278,4 +278,5 @@ MACHINE_START(NEUROS_OSD2, "Neuros OSD2") .timer = &davinci_timer, .init_machine = davinci_ntosd2_init, .dma_zone_size = SZ_128M, + .restart = davinci_restart, MACHINE_END diff --git a/arch/arm/mach-davinci/board-omapl138-hawk.c b/arch/arm/mach-davinci/board-omapl138-hawk.c index c6701e4a795..e7c0c7c5349 100644 --- a/arch/arm/mach-davinci/board-omapl138-hawk.c +++ b/arch/arm/mach-davinci/board-omapl138-hawk.c @@ -344,4 +344,5 @@ MACHINE_START(OMAPL138_HAWKBOARD, "AM18x/OMAP-L138 Hawkboard") .timer = &davinci_timer, .init_machine = omapl138_hawk_init, .dma_zone_size = SZ_128M, + .restart = da8xx_restart, MACHINE_END diff --git a/arch/arm/mach-davinci/board-sffsdr.c b/arch/arm/mach-davinci/board-sffsdr.c index 5dd4da9d230..0b136a831c5 100644 --- a/arch/arm/mach-davinci/board-sffsdr.c +++ b/arch/arm/mach-davinci/board-sffsdr.c @@ -157,4 +157,5 @@ MACHINE_START(SFFSDR, "Lyrtech SFFSDR") .timer = &davinci_timer, .init_machine = davinci_sffsdr_init, .dma_zone_size = SZ_128M, + .restart = davinci_restart, MACHINE_END diff --git a/arch/arm/mach-davinci/board-tnetv107x-evm.c b/arch/arm/mach-davinci/board-tnetv107x-evm.c index f69e40a29e0..5f14e30b00d 100644 --- a/arch/arm/mach-davinci/board-tnetv107x-evm.c +++ b/arch/arm/mach-davinci/board-tnetv107x-evm.c @@ -283,4 +283,5 @@ MACHINE_START(TNETV107X, "TNETV107X EVM") .timer = &davinci_timer, .init_machine = tnetv107x_evm_board_init, .dma_zone_size = SZ_128M, + .restart = tnetv107x_restart, MACHINE_END diff --git a/arch/arm/mach-davinci/common.c b/arch/arm/mach-davinci/common.c index 865ffe5899a..cb9b2e47510 100644 --- a/arch/arm/mach-davinci/common.c +++ b/arch/arm/mach-davinci/common.c @@ -97,9 +97,6 @@ void __init davinci_common_init(struct davinci_soc_info *soc_info) local_flush_tlb_all(); flush_cache_all(); - if (!davinci_soc_info.reset) - davinci_soc_info.reset = davinci_watchdog_reset; - /* * We want to check CPU revision early for cpu_is_xxxx() macros. * IO space mapping must be initialized before we can do that. diff --git a/arch/arm/mach-davinci/da830.c b/arch/arm/mach-davinci/da830.c index a6bf5dcaef1..deee5c2da75 100644 --- a/arch/arm/mach-davinci/da830.c +++ b/arch/arm/mach-davinci/da830.c @@ -1201,7 +1201,6 @@ static struct davinci_soc_info davinci_soc_info_da830 = { .gpio_irq = IRQ_DA8XX_GPIO0, .serial_dev = &da8xx_serial_device, .emac_pdata = &da8xx_emac_pdata, - .reset_device = &da8xx_wdt_device, }; void __init da830_init(void) diff --git a/arch/arm/mach-davinci/da850.c b/arch/arm/mach-davinci/da850.c index b047f870227..0ed7fdb64ef 100644 --- a/arch/arm/mach-davinci/da850.c +++ b/arch/arm/mach-davinci/da850.c @@ -1121,7 +1121,6 @@ static struct davinci_soc_info davinci_soc_info_da850 = { .emac_pdata = &da8xx_emac_pdata, .sram_dma = DA8XX_ARM_RAM_BASE, .sram_len = SZ_8K, - .reset_device = &da8xx_wdt_device, }; void __init da850_init(void) diff --git a/arch/arm/mach-davinci/devices-da8xx.c b/arch/arm/mach-davinci/devices-da8xx.c index 68def718886..42dbf3dc11a 100644 --- a/arch/arm/mach-davinci/devices-da8xx.c +++ b/arch/arm/mach-davinci/devices-da8xx.c @@ -363,6 +363,11 @@ struct platform_device da8xx_wdt_device = { .resource = da8xx_watchdog_resources, }; +void da8xx_restart(char mode, const char *cmd) +{ + davinci_watchdog_reset(&da8xx_wdt_device); +} + int __init da8xx_register_watchdog(void) { return platform_device_register(&da8xx_wdt_device); diff --git a/arch/arm/mach-davinci/devices.c b/arch/arm/mach-davinci/devices.c index 806a2f02b98..50c0156b426 100644 --- a/arch/arm/mach-davinci/devices.c +++ b/arch/arm/mach-davinci/devices.c @@ -291,6 +291,11 @@ struct platform_device davinci_wdt_device = { .resource = wdt_resources, }; +void davinci_restart(char mode, const char *cmd) +{ + davinci_watchdog_reset(&davinci_wdt_device); +} + static void davinci_init_wdt(void) { platform_device_register(&davinci_wdt_device); diff --git a/arch/arm/mach-davinci/dm355.c b/arch/arm/mach-davinci/dm355.c index fe520d4167a..19667cfc5de 100644 --- a/arch/arm/mach-davinci/dm355.c +++ b/arch/arm/mach-davinci/dm355.c @@ -853,7 +853,6 @@ static struct davinci_soc_info davinci_soc_info_dm355 = { .serial_dev = &dm355_serial_device, .sram_dma = 0x00010000, .sram_len = SZ_32K, - .reset_device = &davinci_wdt_device, }; void __init dm355_init_asp1(u32 evt_enable, struct snd_platform_data *pdata) diff --git a/arch/arm/mach-davinci/dm365.c b/arch/arm/mach-davinci/dm365.c index 679e168dce3..f15b435cc65 100644 --- a/arch/arm/mach-davinci/dm365.c +++ b/arch/arm/mach-davinci/dm365.c @@ -1083,7 +1083,6 @@ static struct davinci_soc_info davinci_soc_info_dm365 = { .emac_pdata = &dm365_emac_pdata, .sram_dma = 0x00010000, .sram_len = SZ_32K, - .reset_device = &davinci_wdt_device, }; void __init dm365_init_asp(struct snd_platform_data *pdata) diff --git a/arch/arm/mach-davinci/dm644x.c b/arch/arm/mach-davinci/dm644x.c index 3470983aa34..0800f9cf33b 100644 --- a/arch/arm/mach-davinci/dm644x.c +++ b/arch/arm/mach-davinci/dm644x.c @@ -767,7 +767,6 @@ static struct davinci_soc_info davinci_soc_info_dm644x = { .emac_pdata = &dm644x_emac_pdata, .sram_dma = 0x00008000, .sram_len = SZ_16K, - .reset_device = &davinci_wdt_device, }; void __init dm644x_init_asp(struct snd_platform_data *pdata) diff --git a/arch/arm/mach-davinci/dm646x.c b/arch/arm/mach-davinci/dm646x.c index af27c130595..00f774394b1 100644 --- a/arch/arm/mach-davinci/dm646x.c +++ b/arch/arm/mach-davinci/dm646x.c @@ -854,7 +854,6 @@ static struct davinci_soc_info davinci_soc_info_dm646x = { .emac_pdata = &dm646x_emac_pdata, .sram_dma = 0x10010000, .sram_len = SZ_32K, - .reset_device = &davinci_wdt_device, }; void __init dm646x_init_mcasp0(struct snd_platform_data *pdata) diff --git a/arch/arm/mach-davinci/include/mach/common.h b/arch/arm/mach-davinci/include/mach/common.h index a57cba21e21..5cd39a4e0c9 100644 --- a/arch/arm/mach-davinci/include/mach/common.h +++ b/arch/arm/mach-davinci/include/mach/common.h @@ -77,14 +77,13 @@ struct davinci_soc_info { struct emac_platform_data *emac_pdata; dma_addr_t sram_dma; unsigned sram_len; - struct platform_device *reset_device; - void (*reset)(struct platform_device *); }; extern struct davinci_soc_info davinci_soc_info; extern void davinci_common_init(struct davinci_soc_info *soc_info); extern void davinci_init_ide(void); +void davinci_restart(char mode, const char *cmd); /* standard place to map on-chip SRAMs; they *may* support DMA */ #define SRAM_VIRT 0xfffe0000 diff --git a/arch/arm/mach-davinci/include/mach/da8xx.h b/arch/arm/mach-davinci/include/mach/da8xx.h index eaca7d8b9d6..ee3461d7ec1 100644 --- a/arch/arm/mach-davinci/include/mach/da8xx.h +++ b/arch/arm/mach-davinci/include/mach/da8xx.h @@ -91,6 +91,7 @@ int da8xx_register_cpuidle(void); void __iomem * __init da8xx_get_mem_ctlr(void); int da850_register_pm(struct platform_device *pdev); int __init da850_register_sata(unsigned long refclkpn); +void da8xx_restart(char mode, const char *cmd); extern struct platform_device da8xx_serial_device; extern struct emac_platform_data da8xx_emac_pdata; diff --git a/arch/arm/mach-davinci/include/mach/system.h b/arch/arm/mach-davinci/include/mach/system.h index e65629c2076..fcb7a015aba 100644 --- a/arch/arm/mach-davinci/include/mach/system.h +++ b/arch/arm/mach-davinci/include/mach/system.h @@ -18,10 +18,4 @@ static inline void arch_idle(void) cpu_do_idle(); } -static inline void arch_reset(char mode, const char *cmd) -{ - if (davinci_soc_info.reset) - davinci_soc_info.reset(davinci_soc_info.reset_device); -} - #endif /* __ASM_ARCH_SYSTEM_H */ diff --git a/arch/arm/mach-davinci/include/mach/tnetv107x.h b/arch/arm/mach-davinci/include/mach/tnetv107x.h index 89c1fdc63c0..83e5926f3c4 100644 --- a/arch/arm/mach-davinci/include/mach/tnetv107x.h +++ b/arch/arm/mach-davinci/include/mach/tnetv107x.h @@ -54,6 +54,7 @@ extern struct platform_device tnetv107x_serial_device; extern void __init tnetv107x_init(void); extern void __init tnetv107x_devices_init(struct tnetv107x_device_info *); extern void __init tnetv107x_irq_init(void); +void tnetv107x_restart(char mode, const char *cmd); #endif diff --git a/arch/arm/mach-davinci/tnetv107x.c b/arch/arm/mach-davinci/tnetv107x.c index 409bb869c7c..dc1a209b9b6 100644 --- a/arch/arm/mach-davinci/tnetv107x.c +++ b/arch/arm/mach-davinci/tnetv107x.c @@ -730,6 +730,11 @@ static void tnetv107x_watchdog_reset(struct platform_device *pdev) __raw_writel(1, ®s->kick); } +void tnetv107x_restart(char mode, const char *cmd) +{ + tnetv107x_watchdog_reset(&tnetv107x_wdt_device); +} + static struct davinci_soc_info tnetv107x_soc_info = { .io_desc = io_desc, .io_desc_num = ARRAY_SIZE(io_desc), @@ -752,8 +757,6 @@ static struct davinci_soc_info tnetv107x_soc_info = { .gpio_num = TNETV107X_N_GPIO, .timer_info = &timer_info, .serial_dev = &tnetv107x_serial_device, - .reset = tnetv107x_watchdog_reset, - .reset_device = &tnetv107x_wdt_device, }; void __init tnetv107x_init(void) diff --git a/arch/arm/mach-dove/cm-a510.c b/arch/arm/mach-dove/cm-a510.c index c8a406f7e94..792b4e2e24f 100644 --- a/arch/arm/mach-dove/cm-a510.c +++ b/arch/arm/mach-dove/cm-a510.c @@ -93,4 +93,5 @@ MACHINE_START(CM_A510, "Compulab CM-A510 Board") .init_early = dove_init_early, .init_irq = dove_init_irq, .timer = &dove_timer, + .restart = dove_restart, MACHINE_END diff --git a/arch/arm/mach-dove/common.c b/arch/arm/mach-dove/common.c index a9e0dae86a2..13bb236cd0c 100644 --- a/arch/arm/mach-dove/common.c +++ b/arch/arm/mach-dove/common.c @@ -292,3 +292,19 @@ void __init dove_init(void) dove_xor0_init(); dove_xor1_init(); } + +void dove_restart(char mode, const char *cmd) +{ + /* + * Enable soft reset to assert RSTOUTn. + */ + writel(SOFT_RESET_OUT_EN, RSTOUTn_MASK); + + /* + * Assert soft reset. + */ + writel(SOFT_RESET, SYSTEM_SOFT_RESET); + + while (1) + ; +} diff --git a/arch/arm/mach-dove/common.h b/arch/arm/mach-dove/common.h index 6a2046e4470..42027305c10 100644 --- a/arch/arm/mach-dove/common.h +++ b/arch/arm/mach-dove/common.h @@ -39,5 +39,6 @@ void dove_spi1_init(void); void dove_i2c_init(void); void dove_sdio0_init(void); void dove_sdio1_init(void); +void dove_restart(char, const char *); #endif diff --git a/arch/arm/mach-dove/dove-db-setup.c b/arch/arm/mach-dove/dove-db-setup.c index 11ea34e4fc7..ea77ae430b2 100644 --- a/arch/arm/mach-dove/dove-db-setup.c +++ b/arch/arm/mach-dove/dove-db-setup.c @@ -100,4 +100,5 @@ MACHINE_START(DOVE_DB, "Marvell DB-MV88AP510-BP Development Board") .init_early = dove_init_early, .init_irq = dove_init_irq, .timer = &dove_timer, + .restart = dove_restart, MACHINE_END diff --git a/arch/arm/mach-dove/include/mach/system.h b/arch/arm/mach-dove/include/mach/system.h index 356afda5685..3027954f616 100644 --- a/arch/arm/mach-dove/include/mach/system.h +++ b/arch/arm/mach-dove/include/mach/system.h @@ -9,28 +9,9 @@ #ifndef __ASM_ARCH_SYSTEM_H #define __ASM_ARCH_SYSTEM_H -#include <mach/bridge-regs.h> - static inline void arch_idle(void) { cpu_do_idle(); } -static inline void arch_reset(char mode, const char *cmd) -{ - /* - * Enable soft reset to assert RSTOUTn. - */ - writel(SOFT_RESET_OUT_EN, RSTOUTn_MASK); - - /* - * Assert soft reset. - */ - writel(SOFT_RESET, SYSTEM_SOFT_RESET); - - while (1) - ; -} - - #endif diff --git a/arch/arm/mach-ebsa110/core.c b/arch/arm/mach-ebsa110/core.c index ce3ed244c4b..294aad07f7a 100644 --- a/arch/arm/mach-ebsa110/core.c +++ b/arch/arm/mach-ebsa110/core.c @@ -278,6 +278,11 @@ static int __init ebsa110_init(void) arch_initcall(ebsa110_init); +static void ebsa110_restart(char mode, const char *cmd) +{ + soft_restart(0x80000000); +} + MACHINE_START(EBSA110, "EBSA110") /* Maintainer: Russell King */ .atag_offset = 0x400, @@ -287,4 +292,5 @@ MACHINE_START(EBSA110, "EBSA110") .map_io = ebsa110_map_io, .init_irq = ebsa110_init_irq, .timer = &ebsa110_timer, + .restart = ebsa110_restart, MACHINE_END diff --git a/arch/arm/mach-ebsa110/include/mach/system.h b/arch/arm/mach-ebsa110/include/mach/system.h index 0d5df72a03f..2e4af65edb6 100644 --- a/arch/arm/mach-ebsa110/include/mach/system.h +++ b/arch/arm/mach-ebsa110/include/mach/system.h @@ -34,6 +34,4 @@ static inline void arch_idle(void) asm volatile ("mcr p15, 0, ip, c15, c1, 2" : : : "cc"); } -#define arch_reset(mode, cmd) soft_restart(0x80000000) - #endif diff --git a/arch/arm/mach-ep93xx/adssphere.c b/arch/arm/mach-ep93xx/adssphere.c index d9b0ea2ba4d..681e939407d 100644 --- a/arch/arm/mach-ep93xx/adssphere.c +++ b/arch/arm/mach-ep93xx/adssphere.c @@ -40,4 +40,5 @@ MACHINE_START(ADSSPHERE, "ADS Sphere board") .handle_irq = vic_handle_irq, .timer = &ep93xx_timer, .init_machine = adssphere_init_machine, + .restart = ep93xx_restart, MACHINE_END diff --git a/arch/arm/mach-ep93xx/core.c b/arch/arm/mach-ep93xx/core.c index 2432a6b7dca..24203f9a679 100644 --- a/arch/arm/mach-ep93xx/core.c +++ b/arch/arm/mach-ep93xx/core.c @@ -906,3 +906,15 @@ void __init ep93xx_init_devices(void) platform_device_register(&ep93xx_ohci_device); platform_device_register(&ep93xx_leds); } + +void ep93xx_restart(char mode, const char *cmd) +{ + /* + * Set then clear the SWRST bit to initiate a software reset + */ + ep93xx_devcfg_set_bits(EP93XX_SYSCON_DEVCFG_SWRST); + ep93xx_devcfg_clear_bits(EP93XX_SYSCON_DEVCFG_SWRST); + + while (1) + ; +} diff --git a/arch/arm/mach-ep93xx/edb93xx.c b/arch/arm/mach-ep93xx/edb93xx.c index 9bbae0835f2..d115653edca 100644 --- a/arch/arm/mach-ep93xx/edb93xx.c +++ b/arch/arm/mach-ep93xx/edb93xx.c @@ -254,6 +254,7 @@ MACHINE_START(EDB9301, "Cirrus Logic EDB9301 Evaluation Board") .handle_irq = vic_handle_irq, .timer = &ep93xx_timer, .init_machine = edb93xx_init_machine, + .restart = ep93xx_restart, MACHINE_END #endif @@ -266,6 +267,7 @@ MACHINE_START(EDB9302, "Cirrus Logic EDB9302 Evaluation Board") .handle_irq = vic_handle_irq, .timer = &ep93xx_timer, .init_machine = edb93xx_init_machine, + .restart = ep93xx_restart, MACHINE_END #endif @@ -278,6 +280,7 @@ MACHINE_START(EDB9302A, "Cirrus Logic EDB9302A Evaluation Board") .handle_irq = vic_handle_irq, .timer = &ep93xx_timer, .init_machine = edb93xx_init_machine, + .restart = ep93xx_restart, MACHINE_END #endif @@ -290,6 +293,7 @@ MACHINE_START(EDB9307, "Cirrus Logic EDB9307 Evaluation Board") .handle_irq = vic_handle_irq, .timer = &ep93xx_timer, .init_machine = edb93xx_init_machine, + .restart = ep93xx_restart, MACHINE_END #endif @@ -302,6 +306,7 @@ MACHINE_START(EDB9307A, "Cirrus Logic EDB9307A Evaluation Board") .handle_irq = vic_handle_irq, .timer = &ep93xx_timer, .init_machine = edb93xx_init_machine, + .restart = ep93xx_restart, MACHINE_END #endif @@ -314,6 +319,7 @@ MACHINE_START(EDB9312, "Cirrus Logic EDB9312 Evaluation Board") .handle_irq = vic_handle_irq, .timer = &ep93xx_timer, .init_machine = edb93xx_init_machine, + .restart = ep93xx_restart, MACHINE_END #endif @@ -326,6 +332,7 @@ MACHINE_START(EDB9315, "Cirrus Logic EDB9315 Evaluation Board") .handle_irq = vic_handle_irq, .timer = &ep93xx_timer, .init_machine = edb93xx_init_machine, + .restart = ep93xx_restart, MACHINE_END #endif @@ -338,5 +345,6 @@ MACHINE_START(EDB9315A, "Cirrus Logic EDB9315A Evaluation Board") .handle_irq = vic_handle_irq, .timer = &ep93xx_timer, .init_machine = edb93xx_init_machine, + .restart = ep93xx_restart, MACHINE_END #endif diff --git a/arch/arm/mach-ep93xx/gesbc9312.c b/arch/arm/mach-ep93xx/gesbc9312.c index 1dd32a7c5f1..af46970dc58 100644 --- a/arch/arm/mach-ep93xx/gesbc9312.c +++ b/arch/arm/mach-ep93xx/gesbc9312.c @@ -40,4 +40,5 @@ MACHINE_START(GESBC9312, "Glomation GESBC-9312-sx") .handle_irq = vic_handle_irq, .timer = &ep93xx_timer, .init_machine = gesbc9312_init_machine, + .restart = ep93xx_restart, MACHINE_END diff --git a/arch/arm/mach-ep93xx/include/mach/platform.h b/arch/arm/mach-ep93xx/include/mach/platform.h index 50660455b1d..d4c934931f9 100644 --- a/arch/arm/mach-ep93xx/include/mach/platform.h +++ b/arch/arm/mach-ep93xx/include/mach/platform.h @@ -66,4 +66,6 @@ void ep93xx_register_ac97(void); void ep93xx_init_devices(void); extern struct sys_timer ep93xx_timer; +void ep93xx_restart(char, const char *); + #endif diff --git a/arch/arm/mach-ep93xx/include/mach/system.h b/arch/arm/mach-ep93xx/include/mach/system.h index bdf6c4f1fee..b5bec7cb9b5 100644 --- a/arch/arm/mach-ep93xx/include/mach/system.h +++ b/arch/arm/mach-ep93xx/include/mach/system.h @@ -1,22 +1,7 @@ /* * arch/arm/mach-ep93xx/include/mach/system.h */ - -#include <mach/hardware.h> - static inline void arch_idle(void) { cpu_do_idle(); } - -static inline void arch_reset(char mode, const char *cmd) -{ - /* - * Set then clear the SWRST bit to initiate a software reset - */ - ep93xx_devcfg_set_bits(EP93XX_SYSCON_DEVCFG_SWRST); - ep93xx_devcfg_clear_bits(EP93XX_SYSCON_DEVCFG_SWRST); - - while (1) - ; -} diff --git a/arch/arm/mach-ep93xx/micro9.c b/arch/arm/mach-ep93xx/micro9.c index a6dae6c2e3c..7b98084f0c9 100644 --- a/arch/arm/mach-ep93xx/micro9.c +++ b/arch/arm/mach-ep93xx/micro9.c @@ -84,6 +84,7 @@ MACHINE_START(MICRO9, "Contec Micro9-High") .handle_irq = vic_handle_irq, .timer = &ep93xx_timer, .init_machine = micro9_init_machine, + .restart = ep93xx_restart, MACHINE_END #endif @@ -96,6 +97,7 @@ MACHINE_START(MICRO9M, "Contec Micro9-Mid") .handle_irq = vic_handle_irq, .timer = &ep93xx_timer, .init_machine = micro9_init_machine, + .restart = ep93xx_restart, MACHINE_END #endif @@ -108,6 +110,7 @@ MACHINE_START(MICRO9L, "Contec Micro9-Lite") .handle_irq = vic_handle_irq, .timer = &ep93xx_timer, .init_machine = micro9_init_machine, + .restart = ep93xx_restart, MACHINE_END #endif @@ -120,5 +123,6 @@ MACHINE_START(MICRO9S, "Contec Micro9-Slim") .handle_irq = vic_handle_irq, .timer = &ep93xx_timer, .init_machine = micro9_init_machine, + .restart = ep93xx_restart, MACHINE_END #endif diff --git a/arch/arm/mach-ep93xx/simone.c b/arch/arm/mach-ep93xx/simone.c index 40121ba8e71..f4e553eca21 100644 --- a/arch/arm/mach-ep93xx/simone.c +++ b/arch/arm/mach-ep93xx/simone.c @@ -84,4 +84,5 @@ MACHINE_START(SIM_ONE, "Simplemachines Sim.One Board") .handle_irq = vic_handle_irq, .timer = &ep93xx_timer, .init_machine = simone_init_machine, + .restart = ep93xx_restart, MACHINE_END diff --git a/arch/arm/mach-ep93xx/snappercl15.c b/arch/arm/mach-ep93xx/snappercl15.c index ec7c63ff01e..fd846331ddf 100644 --- a/arch/arm/mach-ep93xx/snappercl15.c +++ b/arch/arm/mach-ep93xx/snappercl15.c @@ -181,4 +181,5 @@ MACHINE_START(SNAPPER_CL15, "Bluewater Systems Snapper CL15") .handle_irq = vic_handle_irq, .timer = &ep93xx_timer, .init_machine = snappercl15_init_machine, + .restart = ep93xx_restart, MACHINE_END diff --git a/arch/arm/mach-ep93xx/ts72xx.c b/arch/arm/mach-ep93xx/ts72xx.c index 760384e6407..79f8ecf07a1 100644 --- a/arch/arm/mach-ep93xx/ts72xx.c +++ b/arch/arm/mach-ep93xx/ts72xx.c @@ -251,4 +251,5 @@ MACHINE_START(TS72XX, "Technologic Systems TS-72xx SBC") .handle_irq = vic_handle_irq, .timer = &ep93xx_timer, .init_machine = ts72xx_init_machine, + .restart = ep93xx_restart, MACHINE_END diff --git a/arch/arm/mach-ep93xx/vision_ep9307.c b/arch/arm/mach-ep93xx/vision_ep9307.c index d96e4dbec6a..03dd4012043 100644 --- a/arch/arm/mach-ep93xx/vision_ep9307.c +++ b/arch/arm/mach-ep93xx/vision_ep9307.c @@ -361,4 +361,5 @@ MACHINE_START(VISION_EP9307, "Vision Engraving Systems EP9307") .init_irq = ep93xx_init_irq, .timer = &ep93xx_timer, .init_machine = vision_init_machine, + .restart = ep93xx_restart, MACHINE_END diff --git a/arch/arm/mach-exynos/Kconfig b/arch/arm/mach-exynos/Kconfig index 724ec0f3560..e1efbca2a53 100644 --- a/arch/arm/mach-exynos/Kconfig +++ b/arch/arm/mach-exynos/Kconfig @@ -17,6 +17,8 @@ choice config ARCH_EXYNOS4 bool "SAMSUNG EXYNOS4" + select HAVE_SMP + select MIGHT_HAVE_CACHE_L2X0 help Samsung EXYNOS4 SoCs based systems diff --git a/arch/arm/mach-exynos/Makefile b/arch/arm/mach-exynos/Makefile index 59069a35e40..bcb9efc576e 100644 --- a/arch/arm/mach-exynos/Makefile +++ b/arch/arm/mach-exynos/Makefile @@ -10,15 +10,17 @@ obj-m := obj-n := obj- := -# Core support for EXYNOS4 system +# Core -obj-$(CONFIG_ARCH_EXYNOS4) += cpu.o init.o clock.o irq-combiner.o setup-i2c0.o -obj-$(CONFIG_ARCH_EXYNOS4) += irq-eint.o dma.o pmu.o +obj-$(CONFIG_ARCH_EXYNOS4) += common.o clock.o obj-$(CONFIG_CPU_EXYNOS4210) += clock-exynos4210.o obj-$(CONFIG_SOC_EXYNOS4212) += clock-exynos4212.o + obj-$(CONFIG_PM) += pm.o obj-$(CONFIG_CPU_IDLE) += cpuidle.o +obj-$(CONFIG_ARCH_EXYNOS4) += dma.o pmu.o + obj-$(CONFIG_SMP) += platsmp.o headsmp.o obj-$(CONFIG_EXYNOS4_MCT) += mct.o @@ -45,6 +47,7 @@ obj-$(CONFIG_EXYNOS4_DEV_PD) += dev-pd.o obj-$(CONFIG_EXYNOS4_DEV_SYSMMU) += dev-sysmmu.o obj-$(CONFIG_EXYNOS4_DEV_DWMCI) += dev-dwmci.o +obj-$(CONFIG_ARCH_EXYNOS4) += setup-i2c0.o obj-$(CONFIG_EXYNOS4_SETUP_FIMC) += setup-fimc.o obj-$(CONFIG_EXYNOS4_SETUP_FIMD0) += setup-fimd0.o obj-$(CONFIG_EXYNOS4_SETUP_I2C1) += setup-i2c1.o diff --git a/arch/arm/mach-exynos/clock-exynos4210.c b/arch/arm/mach-exynos/clock-exynos4210.c index b9d5ef670eb..a5823a7f249 100644 --- a/arch/arm/mach-exynos/clock-exynos4210.c +++ b/arch/arm/mach-exynos/clock-exynos4210.c @@ -23,7 +23,6 @@ #include <plat/pll.h> #include <plat/s5p-clock.h> #include <plat/clock-clksrc.h> -#include <plat/exynos4.h> #include <plat/pm.h> #include <mach/hardware.h> @@ -31,6 +30,8 @@ #include <mach/regs-clock.h> #include <mach/exynos4-clock.h> +#include "common.h" + static struct sleep_save exynos4210_clock_save[] = { SAVE_ITEM(S5P_CLKSRC_IMAGE), SAVE_ITEM(S5P_CLKSRC_LCD1), diff --git a/arch/arm/mach-exynos/clock-exynos4212.c b/arch/arm/mach-exynos/clock-exynos4212.c index 77d5decb34f..26a668b0d10 100644 --- a/arch/arm/mach-exynos/clock-exynos4212.c +++ b/arch/arm/mach-exynos/clock-exynos4212.c @@ -23,7 +23,6 @@ #include <plat/pll.h> #include <plat/s5p-clock.h> #include <plat/clock-clksrc.h> -#include <plat/exynos4.h> #include <plat/pm.h> #include <mach/hardware.h> @@ -31,6 +30,8 @@ #include <mach/regs-clock.h> #include <mach/exynos4-clock.h> +#include "common.h" + static struct sleep_save exynos4212_clock_save[] = { SAVE_ITEM(S5P_CLKSRC_IMAGE), SAVE_ITEM(S5P_CLKDIV_IMAGE), diff --git a/arch/arm/mach-exynos/clock.c b/arch/arm/mach-exynos/clock.c index 2894f0adef5..83616a039b1 100644 --- a/arch/arm/mach-exynos/clock.c +++ b/arch/arm/mach-exynos/clock.c @@ -21,7 +21,6 @@ #include <plat/pll.h> #include <plat/s5p-clock.h> #include <plat/clock-clksrc.h> -#include <plat/exynos4.h> #include <plat/pm.h> #include <mach/map.h> @@ -29,6 +28,8 @@ #include <mach/sysmmu.h> #include <mach/exynos4-clock.h> +#include "common.h" + static struct sleep_save exynos4_clock_save[] = { SAVE_ITEM(S5P_CLKDIV_LEFTBUS), SAVE_ITEM(S5P_CLKGATE_IP_LEFTBUS), diff --git a/arch/arm/mach-exynos/common.c b/arch/arm/mach-exynos/common.c new file mode 100644 index 00000000000..d2acb0f948c --- /dev/null +++ b/arch/arm/mach-exynos/common.c @@ -0,0 +1,713 @@ +/* + * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * Common Codes for EXYNOS + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/kernel.h> +#include <linux/interrupt.h> +#include <linux/irq.h> +#include <linux/io.h> +#include <linux/sysdev.h> +#include <linux/gpio.h> +#include <linux/sched.h> +#include <linux/serial_core.h> + +#include <asm/proc-fns.h> +#include <asm/hardware/cache-l2x0.h> +#include <asm/hardware/gic.h> +#include <asm/mach/map.h> +#include <asm/mach/irq.h> + +#include <mach/regs-irq.h> +#include <mach/regs-pmu.h> +#include <mach/regs-gpio.h> + +#include <plat/cpu.h> +#include <plat/clock.h> +#include <plat/devs.h> +#include <plat/pm.h> +#include <plat/sdhci.h> +#include <plat/gpio-cfg.h> +#include <plat/adc-core.h> +#include <plat/fb-core.h> +#include <plat/fimc-core.h> +#include <plat/iic-core.h> +#include <plat/tv-core.h> +#include <plat/regs-serial.h> + +#include "common.h" + +unsigned int gic_bank_offset __read_mostly; + +static const char name_exynos4210[] = "EXYNOS4210"; +static const char name_exynos4212[] = "EXYNOS4212"; +static const char name_exynos4412[] = "EXYNOS4412"; + +static struct cpu_table cpu_ids[] __initdata = { + { + .idcode = EXYNOS4210_CPU_ID, + .idmask = EXYNOS4_CPU_MASK, + .map_io = exynos4_map_io, + .init_clocks = exynos4_init_clocks, + .init_uarts = exynos4_init_uarts, + .init = exynos_init, + .name = name_exynos4210, + }, { + .idcode = EXYNOS4212_CPU_ID, + .idmask = EXYNOS4_CPU_MASK, + .map_io = exynos4_map_io, + .init_clocks = exynos4_init_clocks, + .init_uarts = exynos4_init_uarts, + .init = exynos_init, + .name = name_exynos4212, + }, { + .idcode = EXYNOS4412_CPU_ID, + .idmask = EXYNOS4_CPU_MASK, + .map_io = exynos4_map_io, + .init_clocks = exynos4_init_clocks, + .init_uarts = exynos4_init_uarts, + .init = exynos_init, + .name = name_exynos4412, + }, +}; + +/* Initial IO mappings */ + +static struct map_desc exynos_iodesc[] __initdata = { + { + .virtual = (unsigned long)S5P_VA_CHIPID, + .pfn = __phys_to_pfn(EXYNOS4_PA_CHIPID), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S3C_VA_SYS, + .pfn = __phys_to_pfn(EXYNOS4_PA_SYSCON), + .length = SZ_64K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S3C_VA_TIMER, + .pfn = __phys_to_pfn(EXYNOS4_PA_TIMER), + .length = SZ_16K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S3C_VA_WATCHDOG, + .pfn = __phys_to_pfn(EXYNOS4_PA_WATCHDOG), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S5P_VA_SROMC, + .pfn = __phys_to_pfn(EXYNOS4_PA_SROMC), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S5P_VA_SYSTIMER, + .pfn = __phys_to_pfn(EXYNOS4_PA_SYSTIMER), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S5P_VA_PMU, + .pfn = __phys_to_pfn(EXYNOS4_PA_PMU), + .length = SZ_64K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S5P_VA_COMBINER_BASE, + .pfn = __phys_to_pfn(EXYNOS4_PA_COMBINER), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S5P_VA_GIC_CPU, + .pfn = __phys_to_pfn(EXYNOS4_PA_GIC_CPU), + .length = SZ_64K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S5P_VA_GIC_DIST, + .pfn = __phys_to_pfn(EXYNOS4_PA_GIC_DIST), + .length = SZ_64K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S3C_VA_UART, + .pfn = __phys_to_pfn(EXYNOS4_PA_UART), + .length = SZ_512K, + .type = MT_DEVICE, + }, +}; + +static struct map_desc exynos4_iodesc[] __initdata = { + { + .virtual = (unsigned long)S5P_VA_CMU, + .pfn = __phys_to_pfn(EXYNOS4_PA_CMU), + .length = SZ_128K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S5P_VA_COREPERI_BASE, + .pfn = __phys_to_pfn(EXYNOS4_PA_COREPERI), + .length = SZ_8K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S5P_VA_L2CC, + .pfn = __phys_to_pfn(EXYNOS4_PA_L2CC), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S5P_VA_GPIO1, + .pfn = __phys_to_pfn(EXYNOS4_PA_GPIO1), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S5P_VA_GPIO2, + .pfn = __phys_to_pfn(EXYNOS4_PA_GPIO2), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S5P_VA_GPIO3, + .pfn = __phys_to_pfn(EXYNOS4_PA_GPIO3), + .length = SZ_256, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S5P_VA_DMC0, + .pfn = __phys_to_pfn(EXYNOS4_PA_DMC0), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S3C_VA_USB_HSPHY, + .pfn = __phys_to_pfn(EXYNOS4_PA_HSPHY), + .length = SZ_4K, + .type = MT_DEVICE, + }, +}; + +static struct map_desc exynos4_iodesc0[] __initdata = { + { + .virtual = (unsigned long)S5P_VA_SYSRAM, + .pfn = __phys_to_pfn(EXYNOS4_PA_SYSRAM0), + .length = SZ_4K, + .type = MT_DEVICE, + }, +}; + +static struct map_desc exynos4_iodesc1[] __initdata = { + { + .virtual = (unsigned long)S5P_VA_SYSRAM, + .pfn = __phys_to_pfn(EXYNOS4_PA_SYSRAM1), + .length = SZ_4K, + .type = MT_DEVICE, + }, +}; + +static void exynos_idle(void) +{ + if (!need_resched()) + cpu_do_idle(); + + local_irq_enable(); +} + +void exynos4_restart(char mode, const char *cmd) +{ + __raw_writel(0x1, S5P_SWRESET); +} + +/* + * exynos_map_io + * + * register the standard cpu IO areas + */ + +void __init exynos_init_io(struct map_desc *mach_desc, int size) +{ + /* initialize the io descriptors we need for initialization */ + iotable_init(exynos_iodesc, ARRAY_SIZE(exynos_iodesc)); + if (mach_desc) + iotable_init(mach_desc, size); + + /* detect cpu id and rev. */ + s5p_init_cpu(S5P_VA_CHIPID); + + s3c_init_cpu(samsung_cpu_id, cpu_ids, ARRAY_SIZE(cpu_ids)); +} + +void __init exynos4_map_io(void) +{ + iotable_init(exynos4_iodesc, ARRAY_SIZE(exynos4_iodesc)); + + if (soc_is_exynos4210() && samsung_rev() == EXYNOS4210_REV_0) + iotable_init(exynos4_iodesc0, ARRAY_SIZE(exynos4_iodesc0)); + else + iotable_init(exynos4_iodesc1, ARRAY_SIZE(exynos4_iodesc1)); + + /* initialize device information early */ + exynos4_default_sdhci0(); + exynos4_default_sdhci1(); + exynos4_default_sdhci2(); + exynos4_default_sdhci3(); + + s3c_adc_setname("samsung-adc-v3"); + + s3c_fimc_setname(0, "exynos4-fimc"); + s3c_fimc_setname(1, "exynos4-fimc"); + s3c_fimc_setname(2, "exynos4-fimc"); + s3c_fimc_setname(3, "exynos4-fimc"); + + /* The I2C bus controllers are directly compatible with s3c2440 */ + s3c_i2c0_setname("s3c2440-i2c"); + s3c_i2c1_setname("s3c2440-i2c"); + s3c_i2c2_setname("s3c2440-i2c"); + + s5p_fb_setname(0, "exynos4-fb"); + s5p_hdmi_setname("exynos4-hdmi"); +} + +void __init exynos4_init_clocks(int xtal) +{ + printk(KERN_DEBUG "%s: initializing clocks\n", __func__); + + s3c24xx_register_baseclocks(xtal); + s5p_register_clocks(xtal); + + if (soc_is_exynos4210()) + exynos4210_register_clocks(); + else if (soc_is_exynos4212() || soc_is_exynos4412()) + exynos4212_register_clocks(); + + exynos4_register_clocks(); + exynos4_setup_clocks(); +} + +#define COMBINER_ENABLE_SET 0x0 +#define COMBINER_ENABLE_CLEAR 0x4 +#define COMBINER_INT_STATUS 0xC + +static DEFINE_SPINLOCK(irq_controller_lock); + +struct combiner_chip_data { + unsigned int irq_offset; + unsigned int irq_mask; + void __iomem *base; +}; + +static struct combiner_chip_data combiner_data[MAX_COMBINER_NR]; + +static inline void __iomem *combiner_base(struct irq_data *data) +{ + struct combiner_chip_data *combiner_data = + irq_data_get_irq_chip_data(data); + + return combiner_data->base; +} + +static void combiner_mask_irq(struct irq_data *data) +{ + u32 mask = 1 << (data->irq % 32); + + __raw_writel(mask, combiner_base(data) + COMBINER_ENABLE_CLEAR); +} + +static void combiner_unmask_irq(struct irq_data *data) +{ + u32 mask = 1 << (data->irq % 32); + + __raw_writel(mask, combiner_base(data) + COMBINER_ENABLE_SET); +} + +static void combiner_handle_cascade_irq(unsigned int irq, struct irq_desc *desc) +{ + struct combiner_chip_data *chip_data = irq_get_handler_data(irq); + struct irq_chip *chip = irq_get_chip(irq); + unsigned int cascade_irq, combiner_irq; + unsigned long status; + + chained_irq_enter(chip, desc); + + spin_lock(&irq_controller_lock); + status = __raw_readl(chip_data->base + COMBINER_INT_STATUS); + spin_unlock(&irq_controller_lock); + status &= chip_data->irq_mask; + + if (status == 0) + goto out; + + combiner_irq = __ffs(status); + + cascade_irq = combiner_irq + (chip_data->irq_offset & ~31); + if (unlikely(cascade_irq >= NR_IRQS)) + do_bad_IRQ(cascade_irq, desc); + else + generic_handle_irq(cascade_irq); + + out: + chained_irq_exit(chip, desc); +} + +static struct irq_chip combiner_chip = { + .name = "COMBINER", + .irq_mask = combiner_mask_irq, + .irq_unmask = combiner_unmask_irq, +}; + +static void __init combiner_cascade_irq(unsigned int combiner_nr, unsigned int irq) +{ + if (combiner_nr >= MAX_COMBINER_NR) + BUG(); + if (irq_set_handler_data(irq, &combiner_data[combiner_nr]) != 0) + BUG(); + irq_set_chained_handler(irq, combiner_handle_cascade_irq); +} + +static void __init combiner_init(unsigned int combiner_nr, void __iomem *base, + unsigned int irq_start) +{ + unsigned int i; + + if (combiner_nr >= MAX_COMBINER_NR) + BUG(); + + combiner_data[combiner_nr].base = base; + combiner_data[combiner_nr].irq_offset = irq_start; + combiner_data[combiner_nr].irq_mask = 0xff << ((combiner_nr % 4) << 3); + + /* Disable all interrupts */ + + __raw_writel(combiner_data[combiner_nr].irq_mask, + base + COMBINER_ENABLE_CLEAR); + + /* Setup the Linux IRQ subsystem */ + + for (i = irq_start; i < combiner_data[combiner_nr].irq_offset + + MAX_IRQ_IN_COMBINER; i++) { + irq_set_chip_and_handler(i, &combiner_chip, handle_level_irq); + irq_set_chip_data(i, &combiner_data[combiner_nr]); + set_irq_flags(i, IRQF_VALID | IRQF_PROBE); + } +} + +static void exynos4_gic_irq_fix_base(struct irq_data *d) +{ + struct gic_chip_data *gic_data = irq_data_get_irq_chip_data(d); + + gic_data->cpu_base = S5P_VA_GIC_CPU + + (gic_bank_offset * smp_processor_id()); + + gic_data->dist_base = S5P_VA_GIC_DIST + + (gic_bank_offset * smp_processor_id()); +} + +void __init exynos4_init_irq(void) +{ + int irq; + + gic_bank_offset = soc_is_exynos4412() ? 0x4000 : 0x8000; + + gic_init(0, IRQ_PPI(0), S5P_VA_GIC_DIST, S5P_VA_GIC_CPU); + gic_arch_extn.irq_eoi = exynos4_gic_irq_fix_base; + gic_arch_extn.irq_unmask = exynos4_gic_irq_fix_base; + gic_arch_extn.irq_mask = exynos4_gic_irq_fix_base; + + for (irq = 0; irq < MAX_COMBINER_NR; irq++) { + + combiner_init(irq, (void __iomem *)S5P_VA_COMBINER(irq), + COMBINER_IRQ(irq, 0)); + combiner_cascade_irq(irq, IRQ_SPI(irq)); + } + + /* + * The parameters of s5p_init_irq() are for VIC init. + * Theses parameters should be NULL and 0 because EXYNOS4 + * uses GIC instead of VIC. + */ + s5p_init_irq(NULL, 0); +} + +struct sysdev_class exynos4_sysclass = { + .name = "exynos4-core", +}; + +static struct sys_device exynos4_sysdev = { + .cls = &exynos4_sysclass, +}; + +static int __init exynos4_core_init(void) +{ + return sysdev_class_register(&exynos4_sysclass); +} +core_initcall(exynos4_core_init); + +#ifdef CONFIG_CACHE_L2X0 +static int __init exynos4_l2x0_cache_init(void) +{ + /* TAG, Data Latency Control: 2cycle */ + __raw_writel(0x110, S5P_VA_L2CC + L2X0_TAG_LATENCY_CTRL); + + if (soc_is_exynos4210()) + __raw_writel(0x110, S5P_VA_L2CC + L2X0_DATA_LATENCY_CTRL); + else if (soc_is_exynos4212() || soc_is_exynos4412()) + __raw_writel(0x120, S5P_VA_L2CC + L2X0_DATA_LATENCY_CTRL); + + /* L2X0 Prefetch Control */ + __raw_writel(0x30000007, S5P_VA_L2CC + L2X0_PREFETCH_CTRL); + + /* L2X0 Power Control */ + __raw_writel(L2X0_DYNAMIC_CLK_GATING_EN | L2X0_STNDBY_MODE_EN, + S5P_VA_L2CC + L2X0_POWER_CTRL); + + l2x0_init(S5P_VA_L2CC, 0x7C470001, 0xC200ffff); + + return 0; +} + +early_initcall(exynos4_l2x0_cache_init); +#endif + +int __init exynos_init(void) +{ + printk(KERN_INFO "EXYNOS: Initializing architecture\n"); + + /* set idle function */ + pm_idle = exynos_idle; + + return sysdev_register(&exynos4_sysdev); +} + +static struct s3c24xx_uart_clksrc exynos4_serial_clocks[] = { + [0] = { + .name = "uclk1", + .divisor = 1, + .min_baud = 0, + .max_baud = 0, + }, +}; + +/* uart registration process */ + +void __init exynos4_init_uarts(struct s3c2410_uartcfg *cfg, int no) +{ + struct s3c2410_uartcfg *tcfg = cfg; + u32 ucnt; + + for (ucnt = 0; ucnt < no; ucnt++, tcfg++) { + if (!tcfg->clocks) { + tcfg->has_fracval = 1; + tcfg->clocks = exynos4_serial_clocks; + tcfg->clocks_size = ARRAY_SIZE(exynos4_serial_clocks); + } + tcfg->flags |= NO_NEED_CHECK_CLKSRC; + } + + s3c24xx_init_uartdevs("s5pv210-uart", s5p_uart_resources, cfg, no); +} + +static DEFINE_SPINLOCK(eint_lock); + +static unsigned int eint0_15_data[16]; + +static unsigned int exynos4_get_irq_nr(unsigned int number) +{ + u32 ret = 0; + + switch (number) { + case 0 ... 3: + ret = (number + IRQ_EINT0); + break; + case 4 ... 7: + ret = (number + (IRQ_EINT4 - 4)); + break; + case 8 ... 15: + ret = (number + (IRQ_EINT8 - 8)); + break; + default: + printk(KERN_ERR "number available : %d\n", number); + } + + return ret; +} + +static inline void exynos4_irq_eint_mask(struct irq_data *data) +{ + u32 mask; + + spin_lock(&eint_lock); + mask = __raw_readl(S5P_EINT_MASK(EINT_REG_NR(data->irq))); + mask |= eint_irq_to_bit(data->irq); + __raw_writel(mask, S5P_EINT_MASK(EINT_REG_NR(data->irq))); + spin_unlock(&eint_lock); +} + +static void exynos4_irq_eint_unmask(struct irq_data *data) +{ + u32 mask; + + spin_lock(&eint_lock); + mask = __raw_readl(S5P_EINT_MASK(EINT_REG_NR(data->irq))); + mask &= ~(eint_irq_to_bit(data->irq)); + __raw_writel(mask, S5P_EINT_MASK(EINT_REG_NR(data->irq))); + spin_unlock(&eint_lock); +} + +static inline void exynos4_irq_eint_ack(struct irq_data *data) +{ + __raw_writel(eint_irq_to_bit(data->irq), + S5P_EINT_PEND(EINT_REG_NR(data->irq))); +} + +static void exynos4_irq_eint_maskack(struct irq_data *data) +{ + exynos4_irq_eint_mask(data); + exynos4_irq_eint_ack(data); +} + +static int exynos4_irq_eint_set_type(struct irq_data *data, unsigned int type) +{ + int offs = EINT_OFFSET(data->irq); + int shift; + u32 ctrl, mask; + u32 newvalue = 0; + + switch (type) { + case IRQ_TYPE_EDGE_RISING: + newvalue = S5P_IRQ_TYPE_EDGE_RISING; + break; + + case IRQ_TYPE_EDGE_FALLING: + newvalue = S5P_IRQ_TYPE_EDGE_FALLING; + break; + + case IRQ_TYPE_EDGE_BOTH: + newvalue = S5P_IRQ_TYPE_EDGE_BOTH; + break; + + case IRQ_TYPE_LEVEL_LOW: + newvalue = S5P_IRQ_TYPE_LEVEL_LOW; + break; + + case IRQ_TYPE_LEVEL_HIGH: + newvalue = S5P_IRQ_TYPE_LEVEL_HIGH; + break; + + default: + printk(KERN_ERR "No such irq type %d", type); + return -EINVAL; + } + + shift = (offs & 0x7) * 4; + mask = 0x7 << shift; + + spin_lock(&eint_lock); + ctrl = __raw_readl(S5P_EINT_CON(EINT_REG_NR(data->irq))); + ctrl &= ~mask; + ctrl |= newvalue << shift; + __raw_writel(ctrl, S5P_EINT_CON(EINT_REG_NR(data->irq))); + spin_unlock(&eint_lock); + + switch (offs) { + case 0 ... 7: + s3c_gpio_cfgpin(EINT_GPIO_0(offs & 0x7), EINT_MODE); + break; + case 8 ... 15: + s3c_gpio_cfgpin(EINT_GPIO_1(offs & 0x7), EINT_MODE); + break; + case 16 ... 23: + s3c_gpio_cfgpin(EINT_GPIO_2(offs & 0x7), EINT_MODE); + break; + case 24 ... 31: + s3c_gpio_cfgpin(EINT_GPIO_3(offs & 0x7), EINT_MODE); + break; + default: + printk(KERN_ERR "No such irq number %d", offs); + } + + return 0; +} + +static struct irq_chip exynos4_irq_eint = { + .name = "exynos4-eint", + .irq_mask = exynos4_irq_eint_mask, + .irq_unmask = exynos4_irq_eint_unmask, + .irq_mask_ack = exynos4_irq_eint_maskack, + .irq_ack = exynos4_irq_eint_ack, + .irq_set_type = exynos4_irq_eint_set_type, +#ifdef CONFIG_PM + .irq_set_wake = s3c_irqext_wake, +#endif +}; + +/* + * exynos4_irq_demux_eint + * + * This function demuxes the IRQ from from EINTs 16 to 31. + * It is designed to be inlined into the specific handler + * s5p_irq_demux_eintX_Y. + * + * Each EINT pend/mask registers handle eight of them. + */ +static inline void exynos4_irq_demux_eint(unsigned int start) +{ + unsigned int irq; + + u32 status = __raw_readl(S5P_EINT_PEND(EINT_REG_NR(start))); + u32 mask = __raw_readl(S5P_EINT_MASK(EINT_REG_NR(start))); + + status &= ~mask; + status &= 0xff; + + while (status) { + irq = fls(status) - 1; + generic_handle_irq(irq + start); + status &= ~(1 << irq); + } +} + +static void exynos4_irq_demux_eint16_31(unsigned int irq, struct irq_desc *desc) +{ + struct irq_chip *chip = irq_get_chip(irq); + chained_irq_enter(chip, desc); + exynos4_irq_demux_eint(IRQ_EINT(16)); + exynos4_irq_demux_eint(IRQ_EINT(24)); + chained_irq_exit(chip, desc); +} + +static void exynos4_irq_eint0_15(unsigned int irq, struct irq_desc *desc) +{ + u32 *irq_data = irq_get_handler_data(irq); + struct irq_chip *chip = irq_get_chip(irq); + + chained_irq_enter(chip, desc); + chip->irq_mask(&desc->irq_data); + + if (chip->irq_ack) + chip->irq_ack(&desc->irq_data); + + generic_handle_irq(*irq_data); + + chip->irq_unmask(&desc->irq_data); + chained_irq_exit(chip, desc); +} + +int __init exynos4_init_irq_eint(void) +{ + int irq; + + for (irq = 0 ; irq <= 31 ; irq++) { + irq_set_chip_and_handler(IRQ_EINT(irq), &exynos4_irq_eint, + handle_level_irq); + set_irq_flags(IRQ_EINT(irq), IRQF_VALID); + } + + irq_set_chained_handler(IRQ_EINT16_31, exynos4_irq_demux_eint16_31); + + for (irq = 0 ; irq <= 15 ; irq++) { + eint0_15_data[irq] = IRQ_EINT(irq); + + irq_set_handler_data(exynos4_get_irq_nr(irq), + &eint0_15_data[irq]); + irq_set_chained_handler(exynos4_get_irq_nr(irq), + exynos4_irq_eint0_15); + } + + return 0; +} +arch_initcall(exynos4_init_irq_eint); diff --git a/arch/arm/mach-exynos/common.h b/arch/arm/mach-exynos/common.h new file mode 100644 index 00000000000..1ac49de0f39 --- /dev/null +++ b/arch/arm/mach-exynos/common.h @@ -0,0 +1,41 @@ +/* + * Copyright (c) 2011 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * Common Header for EXYNOS machines + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef __ARCH_ARM_MACH_EXYNOS_COMMON_H +#define __ARCH_ARM_MACH_EXYNOS_COMMON_H + +void exynos_init_io(struct map_desc *mach_desc, int size); +void exynos4_init_irq(void); + +void exynos4_register_clocks(void); +void exynos4_setup_clocks(void); + +void exynos4210_register_clocks(void); +void exynos4212_register_clocks(void); + +void exynos4_restart(char mode, const char *cmd); + +extern struct sys_timer exynos4_timer; + +#ifdef CONFIG_ARCH_EXYNOS +extern int exynos_init(void); +extern void exynos4_map_io(void); +extern void exynos4_init_clocks(int xtal); +extern void exynos4_init_uarts(struct s3c2410_uartcfg *cfg, int no); + +#else +#define exynos4_init_clocks NULL +#define exynos4_init_uarts NULL +#define exynos4_map_io NULL +#define exynos_init NULL +#endif + +#endif /* __ARCH_ARM_MACH_EXYNOS_COMMON_H */ diff --git a/arch/arm/mach-exynos/cpu.c b/arch/arm/mach-exynos/cpu.c deleted file mode 100644 index 22316cb31a8..00000000000 --- a/arch/arm/mach-exynos/cpu.c +++ /dev/null @@ -1,284 +0,0 @@ -/* linux/arch/arm/mach-exynos/cpu.c - * - * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd. - * http://www.samsung.com - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - -#include <linux/sched.h> -#include <linux/sysdev.h> - -#include <asm/mach/map.h> -#include <asm/mach/irq.h> - -#include <asm/proc-fns.h> -#include <asm/exception.h> -#include <asm/hardware/cache-l2x0.h> -#include <asm/hardware/gic.h> - -#include <plat/cpu.h> -#include <plat/clock.h> -#include <plat/devs.h> -#include <plat/exynos4.h> -#include <plat/adc-core.h> -#include <plat/sdhci.h> -#include <plat/fb-core.h> -#include <plat/fimc-core.h> -#include <plat/iic-core.h> -#include <plat/reset.h> -#include <plat/tv-core.h> - -#include <mach/regs-irq.h> -#include <mach/regs-pmu.h> - -extern int combiner_init(unsigned int combiner_nr, void __iomem *base, - unsigned int irq_start); -extern void combiner_cascade_irq(unsigned int combiner_nr, unsigned int irq); - -/* Initial IO mappings */ -static struct map_desc exynos_iodesc[] __initdata = { - { - .virtual = (unsigned long)S5P_VA_SYSTIMER, - .pfn = __phys_to_pfn(EXYNOS_PA_SYSTIMER), - .length = SZ_4K, - .type = MT_DEVICE, - }, { - .virtual = (unsigned long)S5P_VA_PMU, - .pfn = __phys_to_pfn(EXYNOS_PA_PMU), - .length = SZ_64K, - .type = MT_DEVICE, - }, { - .virtual = (unsigned long)S5P_VA_COMBINER_BASE, - .pfn = __phys_to_pfn(EXYNOS_PA_COMBINER), - .length = SZ_4K, - .type = MT_DEVICE, - }, { - .virtual = (unsigned long)S5P_VA_GIC_CPU, - .pfn = __phys_to_pfn(EXYNOS_PA_GIC_CPU), - .length = SZ_64K, - .type = MT_DEVICE, - }, { - .virtual = (unsigned long)S5P_VA_GIC_DIST, - .pfn = __phys_to_pfn(EXYNOS_PA_GIC_DIST), - .length = SZ_64K, - .type = MT_DEVICE, - }, { - .virtual = (unsigned long)S3C_VA_UART, - .pfn = __phys_to_pfn(S3C_PA_UART), - .length = SZ_512K, - .type = MT_DEVICE, - }, -}; - -static struct map_desc exynos4_iodesc[] __initdata = { - { - .virtual = (unsigned long)S5P_VA_CMU, - .pfn = __phys_to_pfn(EXYNOS4_PA_CMU), - .length = SZ_128K, - .type = MT_DEVICE, - }, { - .virtual = (unsigned long)S5P_VA_COREPERI_BASE, - .pfn = __phys_to_pfn(EXYNOS4_PA_COREPERI), - .length = SZ_8K, - .type = MT_DEVICE, - }, { - .virtual = (unsigned long)S5P_VA_L2CC, - .pfn = __phys_to_pfn(EXYNOS4_PA_L2CC), - .length = SZ_4K, - .type = MT_DEVICE, - }, { - .virtual = (unsigned long)S5P_VA_GPIO1, - .pfn = __phys_to_pfn(EXYNOS4_PA_GPIO1), - .length = SZ_4K, - .type = MT_DEVICE, - }, { - .virtual = (unsigned long)S5P_VA_GPIO2, - .pfn = __phys_to_pfn(EXYNOS4_PA_GPIO2), - .length = SZ_4K, - .type = MT_DEVICE, - }, { - .virtual = (unsigned long)S5P_VA_GPIO3, - .pfn = __phys_to_pfn(EXYNOS4_PA_GPIO3), - .length = SZ_256, - .type = MT_DEVICE, - }, { - .virtual = (unsigned long)S5P_VA_DMC0, - .pfn = __phys_to_pfn(EXYNOS4_PA_DMC0), - .length = SZ_4K, - .type = MT_DEVICE, - }, { - .virtual = (unsigned long)S5P_VA_SROMC, - .pfn = __phys_to_pfn(EXYNOS4_PA_SROMC), - .length = SZ_4K, - .type = MT_DEVICE, - }, { - .virtual = (unsigned long)S3C_VA_USB_HSPHY, - .pfn = __phys_to_pfn(EXYNOS4_PA_HSPHY), - .length = SZ_4K, - .type = MT_DEVICE, - }, -}; - -static struct map_desc exynos4_iodesc0[] __initdata = { - { - .virtual = (unsigned long)S5P_VA_SYSRAM, - .pfn = __phys_to_pfn(EXYNOS4_PA_SYSRAM0), - .length = SZ_4K, - .type = MT_DEVICE, - }, -}; - -static struct map_desc exynos4_iodesc1[] __initdata = { - { - .virtual = (unsigned long)S5P_VA_SYSRAM, - .pfn = __phys_to_pfn(EXYNOS4_PA_SYSRAM1), - .length = SZ_4K, - .type = MT_DEVICE, - }, -}; - -static void exynos_idle(void) -{ - if (!need_resched()) - cpu_do_idle(); - - local_irq_enable(); -} - -static void exynos4_sw_reset(void) -{ - __raw_writel(0x1, S5P_SWRESET); -} - -/* - * exynos_map_io - * - * register the standard cpu IO areas - */ -void __init exynos4_map_io(void) -{ - iotable_init(exynos_iodesc, ARRAY_SIZE(exynos_iodesc)); - iotable_init(exynos4_iodesc, ARRAY_SIZE(exynos4_iodesc)); - - if (soc_is_exynos4210() && samsung_rev() == EXYNOS4210_REV_0) - iotable_init(exynos4_iodesc0, ARRAY_SIZE(exynos4_iodesc0)); - else - iotable_init(exynos4_iodesc1, ARRAY_SIZE(exynos4_iodesc1)); - - /* initialize device information early */ - exynos4_default_sdhci0(); - exynos4_default_sdhci1(); - exynos4_default_sdhci2(); - exynos4_default_sdhci3(); - - s3c_adc_setname("samsung-adc-v3"); - - s3c_fimc_setname(0, "exynos4-fimc"); - s3c_fimc_setname(1, "exynos4-fimc"); - s3c_fimc_setname(2, "exynos4-fimc"); - s3c_fimc_setname(3, "exynos4-fimc"); - - /* The I2C bus controllers are directly compatible with s3c2440 */ - s3c_i2c0_setname("s3c2440-i2c"); - s3c_i2c1_setname("s3c2440-i2c"); - s3c_i2c2_setname("s3c2440-i2c"); - - s5p_fb_setname(0, "exynos4-fb"); - s5p_hdmi_setname("exynos4-hdmi"); -} - -void __init exynos4_init_clocks(int xtal) -{ - printk(KERN_DEBUG "%s: initializing clocks\n", __func__); - - s3c24xx_register_baseclocks(xtal); - s5p_register_clocks(xtal); - - if (soc_is_exynos4210()) - exynos4210_register_clocks(); - else if (soc_is_exynos4212() || soc_is_exynos4412()) - exynos4212_register_clocks(); - - exynos4_register_clocks(); - exynos4_setup_clocks(); -} - -void __init exynos4_init_irq(void) -{ - int irq; - unsigned int gic_bank_offset; - - gic_bank_offset = soc_is_exynos4412() ? 0x4000 : 0x8000; - - gic_init_bases(0, IRQ_PPI(0), S5P_VA_GIC_DIST, S5P_VA_GIC_CPU, gic_bank_offset); - - for (irq = 0; irq < MAX_COMBINER_NR; irq++) { - - combiner_init(irq, (void __iomem *)S5P_VA_COMBINER(irq), - COMBINER_IRQ(irq, 0)); - combiner_cascade_irq(irq, IRQ_SPI(irq)); - } - - /* The parameters of s5p_init_irq() are for VIC init. - * Theses parameters should be NULL and 0 because EXYNOS4 - * uses GIC instead of VIC. - */ - s5p_init_irq(NULL, 0); -} - -struct sysdev_class exynos4_sysclass = { - .name = "exynos4-core", -}; - -static struct sys_device exynos4_sysdev = { - .cls = &exynos4_sysclass, -}; - -static int __init exynos4_core_init(void) -{ - return sysdev_class_register(&exynos4_sysclass); -} -core_initcall(exynos4_core_init); - -#ifdef CONFIG_CACHE_L2X0 -static int __init exynos4_l2x0_cache_init(void) -{ - /* TAG, Data Latency Control: 2cycle */ - __raw_writel(0x110, S5P_VA_L2CC + L2X0_TAG_LATENCY_CTRL); - - if (soc_is_exynos4210()) - __raw_writel(0x110, S5P_VA_L2CC + L2X0_DATA_LATENCY_CTRL); - else if (soc_is_exynos4212() || soc_is_exynos4412()) - __raw_writel(0x120, S5P_VA_L2CC + L2X0_DATA_LATENCY_CTRL); - - /* L2X0 Prefetch Control */ - __raw_writel(0x30000007, S5P_VA_L2CC + L2X0_PREFETCH_CTRL); - - /* L2X0 Power Control */ - __raw_writel(L2X0_DYNAMIC_CLK_GATING_EN | L2X0_STNDBY_MODE_EN, - S5P_VA_L2CC + L2X0_POWER_CTRL); - - l2x0_init(S5P_VA_L2CC, 0x7C470001, 0xC200ffff); - - return 0; -} - -early_initcall(exynos4_l2x0_cache_init); -#endif - -int __init exynos_init(void) -{ - printk(KERN_INFO "EXYNOS: Initializing architecture\n"); - - /* set idle function */ - pm_idle = exynos_idle; - - /* set sw_reset function */ - if (soc_is_exynos4210() || soc_is_exynos4212() || soc_is_exynos4412()) - s5p_reset_hook = exynos4_sw_reset; - - return sysdev_register(&exynos4_sysdev); -} diff --git a/arch/arm/mach-exynos/include/mach/map.h b/arch/arm/mach-exynos/include/mach/map.h index 058541d45af..d1829860a0e 100644 --- a/arch/arm/mach-exynos/include/mach/map.h +++ b/arch/arm/mach-exynos/include/mach/map.h @@ -149,7 +149,6 @@ #define S3C_PA_WDT EXYNOS4_PA_WATCHDOG #define S3C_PA_UART EXYNOS4_PA_UART -#define S5P_PA_CHIPID EXYNOS4_PA_CHIPID #define S5P_PA_EHCI EXYNOS4_PA_EHCI #define S5P_PA_FIMC0 EXYNOS4_PA_FIMC0 #define S5P_PA_FIMC1 EXYNOS4_PA_FIMC1 @@ -166,26 +165,17 @@ #define S5P_PA_ONENAND_DMA EXYNOS4_PA_ONENAND_DMA #define S5P_PA_SDO EXYNOS4_PA_SDO #define S5P_PA_SDRAM EXYNOS4_PA_SDRAM -#define S5P_PA_SROMC EXYNOS4_PA_SROMC -#define S5P_PA_SYSCON EXYNOS4_PA_SYSCON -#define S5P_PA_TIMER EXYNOS4_PA_TIMER #define S5P_PA_VP EXYNOS4_PA_VP #define SAMSUNG_PA_ADC EXYNOS4_PA_ADC #define SAMSUNG_PA_ADC1 EXYNOS4_PA_ADC1 #define SAMSUNG_PA_KEYPAD EXYNOS4_PA_KEYPAD -#define EXYNOS_PA_COMBINER EXYNOS4_PA_COMBINER -#define EXYNOS_PA_GIC_CPU EXYNOS4_PA_GIC_CPU -#define EXYNOS_PA_GIC_DIST EXYNOS4_PA_GIC_DIST -#define EXYNOS_PA_PMU EXYNOS4_PA_PMU -#define EXYNOS_PA_SYSTIMER EXYNOS4_PA_SYSTIMER - /* Compatibility UART */ #define S3C_VA_UARTx(x) (S3C_VA_UART + ((x) * S3C_UART_OFFSET)) -#define S5P_PA_UART(x) (S3C_PA_UART + ((x) * S3C_UART_OFFSET)) +#define S5P_PA_UART(x) (EXYNOS4_PA_UART + ((x) * S3C_UART_OFFSET)) #define S5P_PA_UART0 S5P_PA_UART(0) #define S5P_PA_UART1 S5P_PA_UART(1) #define S5P_PA_UART2 S5P_PA_UART(2) diff --git a/arch/arm/mach-exynos/include/mach/system.h b/arch/arm/mach-exynos/include/mach/system.h index 5e3220c18fc..0063a6de3dc 100644 --- a/arch/arm/mach-exynos/include/mach/system.h +++ b/arch/arm/mach-exynos/include/mach/system.h @@ -13,8 +13,6 @@ #ifndef __ASM_ARCH_SYSTEM_H #define __ASM_ARCH_SYSTEM_H __FILE__ -#include <plat/system-reset.h> - static void arch_idle(void) { /* nothing here yet */ diff --git a/arch/arm/mach-exynos/init.c b/arch/arm/mach-exynos/init.c deleted file mode 100644 index a8a83e3881a..00000000000 --- a/arch/arm/mach-exynos/init.c +++ /dev/null @@ -1,42 +0,0 @@ -/* linux/arch/arm/mach-exynos4/init.c - * - * Copyright (c) 2010 Samsung Electronics Co., Ltd. - * http://www.samsung.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - -#include <linux/serial_core.h> - -#include <plat/cpu.h> -#include <plat/devs.h> -#include <plat/regs-serial.h> - -static struct s3c24xx_uart_clksrc exynos4_serial_clocks[] = { - [0] = { - .name = "uclk1", - .divisor = 1, - .min_baud = 0, - .max_baud = 0, - }, -}; - -/* uart registration process */ -void __init exynos4_common_init_uarts(struct s3c2410_uartcfg *cfg, int no) -{ - struct s3c2410_uartcfg *tcfg = cfg; - u32 ucnt; - - for (ucnt = 0; ucnt < no; ucnt++, tcfg++) { - if (!tcfg->clocks) { - tcfg->has_fracval = 1; - tcfg->clocks = exynos4_serial_clocks; - tcfg->clocks_size = ARRAY_SIZE(exynos4_serial_clocks); - } - tcfg->flags |= NO_NEED_CHECK_CLKSRC; - } - - s3c24xx_init_uartdevs("s5pv210-uart", s5p_uart_resources, cfg, no); -} diff --git a/arch/arm/mach-exynos/irq-combiner.c b/arch/arm/mach-exynos/irq-combiner.c deleted file mode 100644 index 5a2758ab055..00000000000 --- a/arch/arm/mach-exynos/irq-combiner.c +++ /dev/null @@ -1,124 +0,0 @@ -/* linux/arch/arm/mach-exynos4/irq-combiner.c - * - * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd. - * http://www.samsung.com - * - * Based on arch/arm/common/gic.c - * - * IRQ COMBINER support - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - -#include <linux/io.h> - -#include <asm/mach/irq.h> - -#define COMBINER_ENABLE_SET 0x0 -#define COMBINER_ENABLE_CLEAR 0x4 -#define COMBINER_INT_STATUS 0xC - -static DEFINE_SPINLOCK(irq_controller_lock); - -struct combiner_chip_data { - unsigned int irq_offset; - unsigned int irq_mask; - void __iomem *base; -}; - -static struct combiner_chip_data combiner_data[MAX_COMBINER_NR]; - -static inline void __iomem *combiner_base(struct irq_data *data) -{ - struct combiner_chip_data *combiner_data = - irq_data_get_irq_chip_data(data); - - return combiner_data->base; -} - -static void combiner_mask_irq(struct irq_data *data) -{ - u32 mask = 1 << (data->irq % 32); - - __raw_writel(mask, combiner_base(data) + COMBINER_ENABLE_CLEAR); -} - -static void combiner_unmask_irq(struct irq_data *data) -{ - u32 mask = 1 << (data->irq % 32); - - __raw_writel(mask, combiner_base(data) + COMBINER_ENABLE_SET); -} - -static void combiner_handle_cascade_irq(unsigned int irq, struct irq_desc *desc) -{ - struct combiner_chip_data *chip_data = irq_get_handler_data(irq); - struct irq_chip *chip = irq_get_chip(irq); - unsigned int cascade_irq, combiner_irq; - unsigned long status; - - chained_irq_enter(chip, desc); - - spin_lock(&irq_controller_lock); - status = __raw_readl(chip_data->base + COMBINER_INT_STATUS); - spin_unlock(&irq_controller_lock); - status &= chip_data->irq_mask; - - if (status == 0) - goto out; - - combiner_irq = __ffs(status); - - cascade_irq = combiner_irq + (chip_data->irq_offset & ~31); - if (unlikely(cascade_irq >= NR_IRQS)) - do_bad_IRQ(cascade_irq, desc); - else - generic_handle_irq(cascade_irq); - - out: - chained_irq_exit(chip, desc); -} - -static struct irq_chip combiner_chip = { - .name = "COMBINER", - .irq_mask = combiner_mask_irq, - .irq_unmask = combiner_unmask_irq, -}; - -void __init combiner_cascade_irq(unsigned int combiner_nr, unsigned int irq) -{ - if (combiner_nr >= MAX_COMBINER_NR) - BUG(); - if (irq_set_handler_data(irq, &combiner_data[combiner_nr]) != 0) - BUG(); - irq_set_chained_handler(irq, combiner_handle_cascade_irq); -} - -void __init combiner_init(unsigned int combiner_nr, void __iomem *base, - unsigned int irq_start) -{ - unsigned int i; - - if (combiner_nr >= MAX_COMBINER_NR) - BUG(); - - combiner_data[combiner_nr].base = base; - combiner_data[combiner_nr].irq_offset = irq_start; - combiner_data[combiner_nr].irq_mask = 0xff << ((combiner_nr % 4) << 3); - - /* Disable all interrupts */ - - __raw_writel(combiner_data[combiner_nr].irq_mask, - base + COMBINER_ENABLE_CLEAR); - - /* Setup the Linux IRQ subsystem */ - - for (i = irq_start; i < combiner_data[combiner_nr].irq_offset - + MAX_IRQ_IN_COMBINER; i++) { - irq_set_chip_and_handler(i, &combiner_chip, handle_level_irq); - irq_set_chip_data(i, &combiner_data[combiner_nr]); - set_irq_flags(i, IRQF_VALID | IRQF_PROBE); - } -} diff --git a/arch/arm/mach-exynos/irq-eint.c b/arch/arm/mach-exynos/irq-eint.c deleted file mode 100644 index badb8c66fc9..00000000000 --- a/arch/arm/mach-exynos/irq-eint.c +++ /dev/null @@ -1,237 +0,0 @@ -/* linux/arch/arm/mach-exynos4/irq-eint.c - * - * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd. - * http://www.samsung.com - * - * EXYNOS4 - IRQ EINT support - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - -#include <linux/kernel.h> -#include <linux/interrupt.h> -#include <linux/irq.h> -#include <linux/io.h> -#include <linux/sysdev.h> -#include <linux/gpio.h> - -#include <plat/pm.h> -#include <plat/cpu.h> -#include <plat/gpio-cfg.h> - -#include <mach/regs-gpio.h> - -#include <asm/mach/irq.h> - -static DEFINE_SPINLOCK(eint_lock); - -static unsigned int eint0_15_data[16]; - -static unsigned int exynos4_get_irq_nr(unsigned int number) -{ - u32 ret = 0; - - switch (number) { - case 0 ... 3: - ret = (number + IRQ_EINT0); - break; - case 4 ... 7: - ret = (number + (IRQ_EINT4 - 4)); - break; - case 8 ... 15: - ret = (number + (IRQ_EINT8 - 8)); - break; - default: - printk(KERN_ERR "number available : %d\n", number); - } - - return ret; -} - -static inline void exynos4_irq_eint_mask(struct irq_data *data) -{ - u32 mask; - - spin_lock(&eint_lock); - mask = __raw_readl(S5P_EINT_MASK(EINT_REG_NR(data->irq))); - mask |= eint_irq_to_bit(data->irq); - __raw_writel(mask, S5P_EINT_MASK(EINT_REG_NR(data->irq))); - spin_unlock(&eint_lock); -} - -static void exynos4_irq_eint_unmask(struct irq_data *data) -{ - u32 mask; - - spin_lock(&eint_lock); - mask = __raw_readl(S5P_EINT_MASK(EINT_REG_NR(data->irq))); - mask &= ~(eint_irq_to_bit(data->irq)); - __raw_writel(mask, S5P_EINT_MASK(EINT_REG_NR(data->irq))); - spin_unlock(&eint_lock); -} - -static inline void exynos4_irq_eint_ack(struct irq_data *data) -{ - __raw_writel(eint_irq_to_bit(data->irq), - S5P_EINT_PEND(EINT_REG_NR(data->irq))); -} - -static void exynos4_irq_eint_maskack(struct irq_data *data) -{ - exynos4_irq_eint_mask(data); - exynos4_irq_eint_ack(data); -} - -static int exynos4_irq_eint_set_type(struct irq_data *data, unsigned int type) -{ - int offs = EINT_OFFSET(data->irq); - int shift; - u32 ctrl, mask; - u32 newvalue = 0; - - switch (type) { - case IRQ_TYPE_EDGE_RISING: - newvalue = S5P_IRQ_TYPE_EDGE_RISING; - break; - - case IRQ_TYPE_EDGE_FALLING: - newvalue = S5P_IRQ_TYPE_EDGE_FALLING; - break; - - case IRQ_TYPE_EDGE_BOTH: - newvalue = S5P_IRQ_TYPE_EDGE_BOTH; - break; - - case IRQ_TYPE_LEVEL_LOW: - newvalue = S5P_IRQ_TYPE_LEVEL_LOW; - break; - - case IRQ_TYPE_LEVEL_HIGH: - newvalue = S5P_IRQ_TYPE_LEVEL_HIGH; - break; - - default: - printk(KERN_ERR "No such irq type %d", type); - return -EINVAL; - } - - shift = (offs & 0x7) * 4; - mask = 0x7 << shift; - - spin_lock(&eint_lock); - ctrl = __raw_readl(S5P_EINT_CON(EINT_REG_NR(data->irq))); - ctrl &= ~mask; - ctrl |= newvalue << shift; - __raw_writel(ctrl, S5P_EINT_CON(EINT_REG_NR(data->irq))); - spin_unlock(&eint_lock); - - switch (offs) { - case 0 ... 7: - s3c_gpio_cfgpin(EINT_GPIO_0(offs & 0x7), EINT_MODE); - break; - case 8 ... 15: - s3c_gpio_cfgpin(EINT_GPIO_1(offs & 0x7), EINT_MODE); - break; - case 16 ... 23: - s3c_gpio_cfgpin(EINT_GPIO_2(offs & 0x7), EINT_MODE); - break; - case 24 ... 31: - s3c_gpio_cfgpin(EINT_GPIO_3(offs & 0x7), EINT_MODE); - break; - default: - printk(KERN_ERR "No such irq number %d", offs); - } - - return 0; -} - -static struct irq_chip exynos4_irq_eint = { - .name = "exynos4-eint", - .irq_mask = exynos4_irq_eint_mask, - .irq_unmask = exynos4_irq_eint_unmask, - .irq_mask_ack = exynos4_irq_eint_maskack, - .irq_ack = exynos4_irq_eint_ack, - .irq_set_type = exynos4_irq_eint_set_type, -#ifdef CONFIG_PM - .irq_set_wake = s3c_irqext_wake, -#endif -}; - -/* exynos4_irq_demux_eint - * - * This function demuxes the IRQ from from EINTs 16 to 31. - * It is designed to be inlined into the specific handler - * s5p_irq_demux_eintX_Y. - * - * Each EINT pend/mask registers handle eight of them. - */ -static inline void exynos4_irq_demux_eint(unsigned int start) -{ - unsigned int irq; - - u32 status = __raw_readl(S5P_EINT_PEND(EINT_REG_NR(start))); - u32 mask = __raw_readl(S5P_EINT_MASK(EINT_REG_NR(start))); - - status &= ~mask; - status &= 0xff; - - while (status) { - irq = fls(status) - 1; - generic_handle_irq(irq + start); - status &= ~(1 << irq); - } -} - -static void exynos4_irq_demux_eint16_31(unsigned int irq, struct irq_desc *desc) -{ - struct irq_chip *chip = irq_get_chip(irq); - chained_irq_enter(chip, desc); - exynos4_irq_demux_eint(IRQ_EINT(16)); - exynos4_irq_demux_eint(IRQ_EINT(24)); - chained_irq_exit(chip, desc); -} - -static void exynos4_irq_eint0_15(unsigned int irq, struct irq_desc *desc) -{ - u32 *irq_data = irq_get_handler_data(irq); - struct irq_chip *chip = irq_get_chip(irq); - - chained_irq_enter(chip, desc); - chip->irq_mask(&desc->irq_data); - - if (chip->irq_ack) - chip->irq_ack(&desc->irq_data); - - generic_handle_irq(*irq_data); - - chip->irq_unmask(&desc->irq_data); - chained_irq_exit(chip, desc); -} - -int __init exynos4_init_irq_eint(void) -{ - int irq; - - for (irq = 0 ; irq <= 31 ; irq++) { - irq_set_chip_and_handler(IRQ_EINT(irq), &exynos4_irq_eint, - handle_level_irq); - set_irq_flags(IRQ_EINT(irq), IRQF_VALID); - } - - irq_set_chained_handler(IRQ_EINT16_31, exynos4_irq_demux_eint16_31); - - for (irq = 0 ; irq <= 15 ; irq++) { - eint0_15_data[irq] = IRQ_EINT(irq); - - irq_set_handler_data(exynos4_get_irq_nr(irq), - &eint0_15_data[irq]); - irq_set_chained_handler(exynos4_get_irq_nr(irq), - exynos4_irq_eint0_15); - } - - return 0; -} - -arch_initcall(exynos4_init_irq_eint); diff --git a/arch/arm/mach-exynos/mach-armlex4210.c b/arch/arm/mach-exynos/mach-armlex4210.c index 49da3089249..d726fcd3acf 100644 --- a/arch/arm/mach-exynos/mach-armlex4210.c +++ b/arch/arm/mach-exynos/mach-armlex4210.c @@ -21,7 +21,6 @@ #include <plat/cpu.h> #include <plat/devs.h> -#include <plat/exynos4.h> #include <plat/gpio-cfg.h> #include <plat/regs-serial.h> #include <plat/regs-srom.h> @@ -29,6 +28,8 @@ #include <mach/map.h> +#include "common.h" + /* Following are default values for UCON, ULCON and UFCON UART registers */ #define ARMLEX4210_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \ S3C2410_UCON_RXILEVEL | \ @@ -188,7 +189,7 @@ static void __init armlex4210_smsc911x_init(void) static void __init armlex4210_map_io(void) { - s5p_init_io(NULL, 0, S5P_VA_CHIPID); + exynos_init_io(NULL, 0); s3c24xx_init_clocks(24000000); s3c24xx_init_uarts(armlex4210_uartcfgs, ARRAY_SIZE(armlex4210_uartcfgs)); @@ -214,4 +215,5 @@ MACHINE_START(ARMLEX4210, "ARMLEX4210") .handle_irq = gic_handle_irq, .init_machine = armlex4210_machine_init, .timer = &exynos4_timer, + .restart = exynos4_restart, MACHINE_END diff --git a/arch/arm/mach-exynos/mach-nuri.c b/arch/arm/mach-exynos/mach-nuri.c index 5acec11821a..635fb97e31a 100644 --- a/arch/arm/mach-exynos/mach-nuri.c +++ b/arch/arm/mach-exynos/mach-nuri.c @@ -38,7 +38,6 @@ #include <plat/adc.h> #include <plat/regs-fb-v4.h> #include <plat/regs-serial.h> -#include <plat/exynos4.h> #include <plat/cpu.h> #include <plat/devs.h> #include <plat/fb.h> @@ -55,6 +54,8 @@ #include <mach/map.h> +#include "common.h" + /* Following are default values for UCON, ULCON and UFCON UART registers */ #define NURI_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \ S3C2410_UCON_RXILEVEL | \ @@ -1284,7 +1285,7 @@ static struct platform_device *nuri_devices[] __initdata = { static void __init nuri_map_io(void) { - s5p_init_io(NULL, 0, S5P_VA_CHIPID); + exynos_init_io(NULL, 0); s3c24xx_init_clocks(24000000); s3c24xx_init_uarts(nuri_uartcfgs, ARRAY_SIZE(nuri_uartcfgs)); } @@ -1338,4 +1339,5 @@ MACHINE_START(NURI, "NURI") .init_machine = nuri_machine_init, .timer = &exynos4_timer, .reserve = &nuri_reserve, + .restart = exynos4_restart, MACHINE_END diff --git a/arch/arm/mach-exynos/mach-origen.c b/arch/arm/mach-exynos/mach-origen.c index 5561b06c38e..586eb995aa9 100644 --- a/arch/arm/mach-exynos/mach-origen.c +++ b/arch/arm/mach-exynos/mach-origen.c @@ -29,7 +29,6 @@ #include <plat/regs-serial.h> #include <plat/regs-fb-v4.h> -#include <plat/exynos4.h> #include <plat/cpu.h> #include <plat/devs.h> #include <plat/sdhci.h> @@ -44,6 +43,8 @@ #include <mach/map.h> +#include "common.h" + /* Following are default values for UCON, ULCON and UFCON UART registers */ #define ORIGEN_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \ S3C2410_UCON_RXILEVEL | \ @@ -639,7 +640,7 @@ static void s5p_tv_setup(void) static void __init origen_map_io(void) { - s5p_init_io(NULL, 0, S5P_VA_CHIPID); + exynos_init_io(NULL, 0); s3c24xx_init_clocks(24000000); s3c24xx_init_uarts(origen_uartcfgs, ARRAY_SIZE(origen_uartcfgs)); } @@ -699,4 +700,5 @@ MACHINE_START(ORIGEN, "ORIGEN") .init_machine = origen_machine_init, .timer = &exynos4_timer, .reserve = &origen_reserve, + .restart = exynos4_restart, MACHINE_END diff --git a/arch/arm/mach-exynos/mach-smdk4x12.c b/arch/arm/mach-exynos/mach-smdk4x12.c index 722d82d7f21..d00e4f016a6 100644 --- a/arch/arm/mach-exynos/mach-smdk4x12.c +++ b/arch/arm/mach-exynos/mach-smdk4x12.c @@ -28,7 +28,6 @@ #include <plat/clock.h> #include <plat/cpu.h> #include <plat/devs.h> -#include <plat/exynos4.h> #include <plat/gpio-cfg.h> #include <plat/iic.h> #include <plat/keypad.h> @@ -37,6 +36,8 @@ #include <mach/map.h> +#include "common.h" + /* Following are default values for UCON, ULCON and UFCON UART registers */ #define SMDK4X12_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \ S3C2410_UCON_RXILEVEL | \ @@ -250,7 +251,7 @@ static void __init smdk4x12_map_io(void) { clk_xusbxti.rate = 24000000; - s5p_init_io(NULL, 0, S5P_VA_CHIPID); + exynos_init_io(NULL, 0); s3c24xx_init_clocks(clk_xusbxti.rate); s3c24xx_init_uarts(smdk4x12_uartcfgs, ARRAY_SIZE(smdk4x12_uartcfgs)); } @@ -291,6 +292,7 @@ MACHINE_START(SMDK4212, "SMDK4212") .handle_irq = gic_handle_irq, .init_machine = smdk4x12_machine_init, .timer = &exynos4_timer, + .restart = exynos4_restart, MACHINE_END MACHINE_START(SMDK4412, "SMDK4412") @@ -302,4 +304,5 @@ MACHINE_START(SMDK4412, "SMDK4412") .handle_irq = gic_handle_irq, .init_machine = smdk4x12_machine_init, .timer = &exynos4_timer, + .restart = exynos4_restart, MACHINE_END diff --git a/arch/arm/mach-exynos/mach-smdkv310.c b/arch/arm/mach-exynos/mach-smdkv310.c index edc60b6108e..5b365613b47 100644 --- a/arch/arm/mach-exynos/mach-smdkv310.c +++ b/arch/arm/mach-exynos/mach-smdkv310.c @@ -28,7 +28,6 @@ #include <plat/regs-serial.h> #include <plat/regs-srom.h> #include <plat/regs-fb-v4.h> -#include <plat/exynos4.h> #include <plat/cpu.h> #include <plat/devs.h> #include <plat/fb.h> @@ -44,6 +43,8 @@ #include <mach/map.h> +#include "common.h" + /* Following are default values for UCON, ULCON and UFCON UART registers */ #define SMDKV310_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \ S3C2410_UCON_RXILEVEL | \ @@ -333,7 +334,7 @@ static void s5p_tv_setup(void) static void __init smdkv310_map_io(void) { - s5p_init_io(NULL, 0, S5P_VA_CHIPID); + exynos_init_io(NULL, 0); s3c24xx_init_clocks(24000000); s3c24xx_init_uarts(smdkv310_uartcfgs, ARRAY_SIZE(smdkv310_uartcfgs)); } @@ -380,6 +381,7 @@ MACHINE_START(SMDKV310, "SMDKV310") .init_machine = smdkv310_machine_init, .timer = &exynos4_timer, .reserve = &smdkv310_reserve, + .restart = exynos4_restart, MACHINE_END MACHINE_START(SMDKC210, "SMDKC210") @@ -390,4 +392,5 @@ MACHINE_START(SMDKC210, "SMDKC210") .handle_irq = gic_handle_irq, .init_machine = smdkv310_machine_init, .timer = &exynos4_timer, + .restart = exynos4_restart, MACHINE_END diff --git a/arch/arm/mach-exynos/mach-universal_c210.c b/arch/arm/mach-exynos/mach-universal_c210.c index cfc7d5076f5..52aea972746 100644 --- a/arch/arm/mach-exynos/mach-universal_c210.c +++ b/arch/arm/mach-exynos/mach-universal_c210.c @@ -28,7 +28,6 @@ #include <asm/mach-types.h> #include <plat/regs-serial.h> -#include <plat/exynos4.h> #include <plat/cpu.h> #include <plat/devs.h> #include <plat/iic.h> @@ -48,6 +47,8 @@ #include <media/s5p_fimc.h> #include <media/m5mols.h> +#include "common.h" + /* Following are default values for UCON, ULCON and UFCON UART registers */ #define UNIVERSAL_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \ S3C2410_UCON_RXILEVEL | \ @@ -993,7 +994,7 @@ static struct platform_device *universal_devices[] __initdata = { static void __init universal_map_io(void) { - s5p_init_io(NULL, 0, S5P_VA_CHIPID); + exynos_init_io(NULL, 0); s3c24xx_init_clocks(24000000); s3c24xx_init_uarts(universal_uartcfgs, ARRAY_SIZE(universal_uartcfgs)); } @@ -1063,4 +1064,5 @@ MACHINE_START(UNIVERSAL_C210, "UNIVERSAL_C210") .init_machine = universal_machine_init, .timer = &exynos4_timer, .reserve = &universal_reserve, + .restart = exynos4_restart, MACHINE_END diff --git a/arch/arm/mach-exynos/mct.c b/arch/arm/mach-exynos/mct.c index 97343df8f13..85b5527d091 100644 --- a/arch/arm/mach-exynos/mct.c +++ b/arch/arm/mach-exynos/mct.c @@ -44,8 +44,6 @@ struct mct_clock_event_device { char name[10]; }; -static DEFINE_PER_CPU(struct mct_clock_event_device, percpu_mct_tick); - static void exynos4_mct_write(unsigned int value, void *addr) { void __iomem *stat_addr; @@ -264,6 +262,9 @@ static void exynos4_clockevent_init(void) } #ifdef CONFIG_LOCAL_TIMERS + +static DEFINE_PER_CPU(struct mct_clock_event_device, percpu_mct_tick); + /* Clock event handling */ static void exynos4_mct_tick_stop(struct mct_clock_event_device *mevt) { @@ -428,9 +429,13 @@ int __cpuinit local_timer_setup(struct clock_event_device *evt) void local_timer_stop(struct clock_event_device *evt) { + unsigned int cpu = smp_processor_id(); evt->set_mode(CLOCK_EVT_MODE_UNUSED, evt); if (mct_int_type == MCT_INT_SPI) - disable_irq(evt->irq); + if (cpu == 0) + remove_irq(evt->irq, &mct_tick0_event_irq); + else + remove_irq(evt->irq, &mct_tick1_event_irq); else disable_percpu_irq(IRQ_MCT_LOCALTIMER); } @@ -443,6 +448,7 @@ static void __init exynos4_timer_resources(void) clk_rate = clk_get_rate(mct_clk); +#ifdef CONFIG_LOCAL_TIMERS if (mct_int_type == MCT_INT_PPI) { int err; @@ -452,6 +458,7 @@ static void __init exynos4_timer_resources(void) WARN(err, "MCT: can't request IRQ %d (%d)\n", IRQ_MCT_LOCALTIMER, err); } +#endif /* CONFIG_LOCAL_TIMERS */ } static void __init exynos4_timer_init(void) diff --git a/arch/arm/mach-footbridge/cats-hw.c b/arch/arm/mach-footbridge/cats-hw.c index 60b6774e1ea..25b453601ac 100644 --- a/arch/arm/mach-footbridge/cats-hw.c +++ b/arch/arm/mach-footbridge/cats-hw.c @@ -91,4 +91,5 @@ MACHINE_START(CATS, "Chalice-CATS") .map_io = footbridge_map_io, .init_irq = footbridge_init_irq, .timer = &isa_timer, + .restart = footbridge_restart, MACHINE_END diff --git a/arch/arm/mach-footbridge/common.c b/arch/arm/mach-footbridge/common.c index 38a44f9b9da..41978ee4f9d 100644 --- a/arch/arm/mach-footbridge/common.c +++ b/arch/arm/mach-footbridge/common.c @@ -199,6 +199,33 @@ void __init footbridge_map_io(void) iotable_init(ebsa285_host_io_desc, ARRAY_SIZE(ebsa285_host_io_desc)); } +void footbridge_restart(char mode, const char *cmd) +{ + if (mode == 's') { + /* Jump into the ROM */ + soft_restart(0x41000000); + } else { + /* + * Force the watchdog to do a CPU reset. + * + * After making sure that the watchdog is disabled + * (so we can change the timer registers) we first + * enable the timer to autoreload itself. Next, the + * timer interval is set really short and any + * current interrupt request is cleared (so we can + * see an edge transition). Finally, TIMER4 is + * enabled as the watchdog. + */ + *CSR_SA110_CNTL &= ~(1 << 13); + *CSR_TIMER4_CNTL = TIMER_CNTL_ENABLE | + TIMER_CNTL_AUTORELOAD | + TIMER_CNTL_DIV16; + *CSR_TIMER4_LOAD = 0x2; + *CSR_TIMER4_CLR = 0; + *CSR_SA110_CNTL |= (1 << 13); + } +} + #ifdef CONFIG_FOOTBRIDGE_ADDIN static inline unsigned long fb_bus_sdram_offset(void) diff --git a/arch/arm/mach-footbridge/common.h b/arch/arm/mach-footbridge/common.h index b05e662d21a..c9767b892cb 100644 --- a/arch/arm/mach-footbridge/common.h +++ b/arch/arm/mach-footbridge/common.h @@ -8,3 +8,4 @@ extern void footbridge_map_io(void); extern void footbridge_init_irq(void); extern void isa_init_irq(unsigned int irq); +extern void footbridge_restart(char, const char *); diff --git a/arch/arm/mach-footbridge/ebsa285.c b/arch/arm/mach-footbridge/ebsa285.c index 012210cf7d1..27716a7e5fc 100644 --- a/arch/arm/mach-footbridge/ebsa285.c +++ b/arch/arm/mach-footbridge/ebsa285.c @@ -21,5 +21,6 @@ MACHINE_START(EBSA285, "EBSA285") .map_io = footbridge_map_io, .init_irq = footbridge_init_irq, .timer = &footbridge_timer, + .restart = footbridge_restart, MACHINE_END diff --git a/arch/arm/mach-footbridge/include/mach/system.h b/arch/arm/mach-footbridge/include/mach/system.h index 249f895910f..a174a5841bc 100644 --- a/arch/arm/mach-footbridge/include/mach/system.h +++ b/arch/arm/mach-footbridge/include/mach/system.h @@ -7,63 +7,7 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ -#include <linux/io.h> -#include <asm/hardware/dec21285.h> -#include <mach/hardware.h> -#include <asm/leds.h> -#include <asm/mach-types.h> - static inline void arch_idle(void) { cpu_do_idle(); } - -static inline void arch_reset(char mode, const char *cmd) -{ - if (mode == 's') { - /* - * Jump into the ROM - */ - soft_restart(0x41000000); - } else { - if (machine_is_netwinder()) { - /* open up the SuperIO chip - */ - outb(0x87, 0x370); - outb(0x87, 0x370); - - /* aux function group 1 (logical device 7) - */ - outb(0x07, 0x370); - outb(0x07, 0x371); - - /* set GP16 for WD-TIMER output - */ - outb(0xe6, 0x370); - outb(0x00, 0x371); - - /* set a RED LED and toggle WD_TIMER for rebooting - */ - outb(0xc4, 0x338); - } else { - /* - * Force the watchdog to do a CPU reset. - * - * After making sure that the watchdog is disabled - * (so we can change the timer registers) we first - * enable the timer to autoreload itself. Next, the - * timer interval is set really short and any - * current interrupt request is cleared (so we can - * see an edge transition). Finally, TIMER4 is - * enabled as the watchdog. - */ - *CSR_SA110_CNTL &= ~(1 << 13); - *CSR_TIMER4_CNTL = TIMER_CNTL_ENABLE | - TIMER_CNTL_AUTORELOAD | - TIMER_CNTL_DIV16; - *CSR_TIMER4_LOAD = 0x2; - *CSR_TIMER4_CLR = 0; - *CSR_SA110_CNTL |= (1 << 13); - } - } -} diff --git a/arch/arm/mach-footbridge/netwinder-hw.c b/arch/arm/mach-footbridge/netwinder-hw.c index 0d3846f3b60..80a1c5cc907 100644 --- a/arch/arm/mach-footbridge/netwinder-hw.c +++ b/arch/arm/mach-footbridge/netwinder-hw.c @@ -645,6 +645,32 @@ fixup_netwinder(struct tag *tags, char **cmdline, struct meminfo *mi) #endif } +static void netwinder_restart(char mode, const char *cmd) +{ + if (mode == 's') { + /* Jump into the ROM */ + soft_restart(0x41000000); + } else { + local_irq_disable(); + local_fiq_disable(); + + /* open up the SuperIO chip */ + outb(0x87, 0x370); + outb(0x87, 0x370); + + /* aux function group 1 (logical device 7) */ + outb(0x07, 0x370); + outb(0x07, 0x371); + + /* set GP16 for WD-TIMER output */ + outb(0xe6, 0x370); + outb(0x00, 0x371); + + /* set a RED LED and toggle WD_TIMER for rebooting */ + outb(0xc4, 0x338); + } +} + MACHINE_START(NETWINDER, "Rebel-NetWinder") /* Maintainer: Russell King/Rebel.com */ .atag_offset = 0x100, @@ -656,4 +682,5 @@ MACHINE_START(NETWINDER, "Rebel-NetWinder") .map_io = footbridge_map_io, .init_irq = footbridge_init_irq, .timer = &isa_timer, + .restart = netwinder_restart, MACHINE_END diff --git a/arch/arm/mach-footbridge/personal.c b/arch/arm/mach-footbridge/personal.c index f41dba39b32..e1e9990fa95 100644 --- a/arch/arm/mach-footbridge/personal.c +++ b/arch/arm/mach-footbridge/personal.c @@ -19,5 +19,6 @@ MACHINE_START(PERSONAL_SERVER, "Compaq-PersonalServer") .map_io = footbridge_map_io, .init_irq = footbridge_init_irq, .timer = &footbridge_timer, + .restart = footbridge_restart, MACHINE_END diff --git a/arch/arm/mach-h720x/common.c b/arch/arm/mach-h720x/common.c index 51d4e44ab97..f8a2f6bb548 100644 --- a/arch/arm/mach-h720x/common.c +++ b/arch/arm/mach-h720x/common.c @@ -242,3 +242,8 @@ void __init h720x_map_io(void) { iotable_init(h720x_io_desc,ARRAY_SIZE(h720x_io_desc)); } + +void h720x_restart(char mode, const char *cmd) +{ + CPU_REG (PMU_BASE, PMU_STAT) |= PMU_WARMRESET; +} diff --git a/arch/arm/mach-h720x/common.h b/arch/arm/mach-h720x/common.h index 7dd5fa604ef..2489537d33d 100644 --- a/arch/arm/mach-h720x/common.h +++ b/arch/arm/mach-h720x/common.h @@ -16,6 +16,7 @@ extern unsigned long h720x_gettimeoffset(void); extern void __init h720x_init_irq(void); extern void __init h720x_map_io(void); +extern void h720x_restart(char, const char *); #ifdef CONFIG_ARCH_H7202 extern struct sys_timer h7202_timer; diff --git a/arch/arm/mach-h720x/h7201-eval.c b/arch/arm/mach-h720x/h7201-eval.c index 9886f19805f..5fdb20c855e 100644 --- a/arch/arm/mach-h720x/h7201-eval.c +++ b/arch/arm/mach-h720x/h7201-eval.c @@ -34,4 +34,5 @@ MACHINE_START(H7201, "Hynix GMS30C7201") .init_irq = h720x_init_irq, .timer = &h7201_timer, .dma_zone_size = SZ_256M, + .restart = h720x_restart, MACHINE_END diff --git a/arch/arm/mach-h720x/h7202-eval.c b/arch/arm/mach-h720x/h7202-eval.c index 284a134819e..169673036c5 100644 --- a/arch/arm/mach-h720x/h7202-eval.c +++ b/arch/arm/mach-h720x/h7202-eval.c @@ -77,4 +77,5 @@ MACHINE_START(H7202, "Hynix HMS30C7202") .timer = &h7202_timer, .init_machine = init_eval_h7202, .dma_zone_size = SZ_256M, + .restart = h720x_restart, MACHINE_END diff --git a/arch/arm/mach-h720x/include/mach/system.h b/arch/arm/mach-h720x/include/mach/system.h index a708d24ee46..16ac46e239a 100644 --- a/arch/arm/mach-h720x/include/mach/system.h +++ b/arch/arm/mach-h720x/include/mach/system.h @@ -24,10 +24,4 @@ static void arch_idle(void) nop(); } - -static __inline__ void arch_reset(char mode, const char *cmd) -{ - CPU_REG (PMU_BASE, PMU_STAT) |= PMU_WARMRESET; -} - #endif diff --git a/arch/arm/mach-highbank/core.h b/arch/arm/mach-highbank/core.h index 7e33fc94cd1..d8e2d0be64a 100644 --- a/arch/arm/mach-highbank/core.h +++ b/arch/arm/mach-highbank/core.h @@ -1,5 +1,6 @@ extern void highbank_set_cpu_jump(int cpu, void *jump_addr); extern void highbank_clocks_init(void); +extern void highbank_restart(char, const char *); extern void __iomem *scu_base_addr; #ifdef CONFIG_DEBUG_HIGHBANK_UART extern void highbank_lluart_map_io(void); diff --git a/arch/arm/mach-highbank/highbank.c b/arch/arm/mach-highbank/highbank.c index 7266dd510f1..804c4a55f80 100644 --- a/arch/arm/mach-highbank/highbank.c +++ b/arch/arm/mach-highbank/highbank.c @@ -147,4 +147,5 @@ DT_MACHINE_START(HIGHBANK, "Highbank") .handle_irq = gic_handle_irq, .init_machine = highbank_init, .dt_compat = highbank_match, + .restart = highbank_restart, MACHINE_END diff --git a/arch/arm/mach-highbank/include/mach/system.h b/arch/arm/mach-highbank/include/mach/system.h index 7e8192296ca..b1d8b5fbe37 100644 --- a/arch/arm/mach-highbank/include/mach/system.h +++ b/arch/arm/mach-highbank/include/mach/system.h @@ -21,6 +21,4 @@ static inline void arch_idle(void) cpu_do_idle(); } -extern void arch_reset(char mode, const char *cmd); - #endif diff --git a/arch/arm/mach-highbank/system.c b/arch/arm/mach-highbank/system.c index 53f0c4c5ef1..82c27230d4a 100644 --- a/arch/arm/mach-highbank/system.c +++ b/arch/arm/mach-highbank/system.c @@ -20,7 +20,7 @@ #include "core.h" #include "sysregs.h" -void arch_reset(char mode, const char *cmd) +void highbank_restart(char mode, const char *cmd) { if (mode == 'h') hignbank_set_pwr_hard_reset(); diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig index c44aa974e79..35a218cb5c7 100644 --- a/arch/arm/mach-imx/Kconfig +++ b/arch/arm/mach-imx/Kconfig @@ -132,7 +132,7 @@ config MACH_MX25_3DS select IMX_HAVE_PLATFORM_MXC_NAND select IMX_HAVE_PLATFORM_SDHCI_ESDHC_IMX -config MACH_EUKREA_CPUIMX25 +config MACH_EUKREA_CPUIMX25SD bool "Support Eukrea CPUIMX25 Platform" select SOC_IMX25 select IMX_HAVE_PLATFORM_FLEXCAN @@ -148,7 +148,7 @@ config MACH_EUKREA_CPUIMX25 choice prompt "Baseboard" - depends on MACH_EUKREA_CPUIMX25 + depends on MACH_EUKREA_CPUIMX25SD default MACH_EUKREA_MBIMXSD25_BASEBOARD config MACH_EUKREA_MBIMXSD25_BASEBOARD @@ -542,7 +542,7 @@ config MACH_MX35_3DS Include support for MX35PDK platform. This includes specific configurations for the board and its peripherals. -config MACH_EUKREA_CPUIMX35 +config MACH_EUKREA_CPUIMX35SD bool "Support Eukrea CPUIMX35 Platform" select SOC_IMX35 select IMX_HAVE_PLATFORM_FLEXCAN @@ -560,7 +560,7 @@ config MACH_EUKREA_CPUIMX35 choice prompt "Baseboard" - depends on MACH_EUKREA_CPUIMX35 + depends on MACH_EUKREA_CPUIMX35SD default MACH_EUKREA_MBIMXSD35_BASEBOARD config MACH_EUKREA_MBIMXSD35_BASEBOARD @@ -596,12 +596,12 @@ comment "i.MX6 family:" config SOC_IMX6Q bool "i.MX6 Quad support" select ARM_GIC - select CACHE_L2X0 select CPU_V7 select HAVE_ARM_SCU select HAVE_IMX_GPC select HAVE_IMX_MMDC select HAVE_IMX_SRC + select HAVE_SMP select USE_OF help diff --git a/arch/arm/mach-imx/Makefile b/arch/arm/mach-imx/Makefile index aba73214c2a..d97f409ce98 100644 --- a/arch/arm/mach-imx/Makefile +++ b/arch/arm/mach-imx/Makefile @@ -24,7 +24,7 @@ obj-$(CONFIG_MACH_MX21ADS) += mach-mx21ads.o # i.MX25 based machines obj-$(CONFIG_MACH_MX25_3DS) += mach-mx25_3ds.o -obj-$(CONFIG_MACH_EUKREA_CPUIMX25) += mach-eukrea_cpuimx25.o +obj-$(CONFIG_MACH_EUKREA_CPUIMX25SD) += mach-eukrea_cpuimx25.o obj-$(CONFIG_MACH_EUKREA_MBIMXSD25_BASEBOARD) += eukrea_mbimxsd25-baseboard.o # i.MX27 based machines @@ -57,7 +57,7 @@ obj-$(CONFIG_MACH_BUG) += mach-bug.o # i.MX35 based machines obj-$(CONFIG_MACH_PCM043) += mach-pcm043.o obj-$(CONFIG_MACH_MX35_3DS) += mach-mx35_3ds.o -obj-$(CONFIG_MACH_EUKREA_CPUIMX35) += mach-cpuimx35.o +obj-$(CONFIG_MACH_EUKREA_CPUIMX35SD) += mach-cpuimx35.o obj-$(CONFIG_MACH_EUKREA_MBIMXSD35_BASEBOARD) += eukrea_mbimxsd35-baseboard.o obj-$(CONFIG_MACH_VPR200) += mach-vpr200.o diff --git a/arch/arm/mach-imx/clock-imx35.c b/arch/arm/mach-imx/clock-imx35.c index 8116f119517..ac8238caecb 100644 --- a/arch/arm/mach-imx/clock-imx35.c +++ b/arch/arm/mach-imx/clock-imx35.c @@ -507,7 +507,7 @@ static struct clk_lookup lookups[] = { int __init mx35_clocks_init() { - unsigned int cgr2 = 3 << 26, cgr3 = 0; + unsigned int cgr2 = 3 << 26; #if defined(CONFIG_DEBUG_LL) && !defined(CONFIG_DEBUG_ICEDCC) cgr2 |= 3 << 16; @@ -521,6 +521,12 @@ int __init mx35_clocks_init() __raw_writel((3 << 18), CCM_BASE + CCM_CGR0); __raw_writel((3 << 2) | (3 << 4) | (3 << 6) | (3 << 8) | (3 << 16), CCM_BASE + CCM_CGR1); + __raw_writel(cgr2, CCM_BASE + CCM_CGR2); + __raw_writel(0, CCM_BASE + CCM_CGR3); + + clk_enable(&iim_clk); + imx_print_silicon_rev("i.MX35", mx35_revision()); + clk_disable(&iim_clk); /* * Check if we came up in internal boot mode. If yes, we need some @@ -529,17 +535,11 @@ int __init mx35_clocks_init() */ if (!(__raw_readl(CCM_BASE + CCM_RCSR) & (3 << 10))) { /* Additionally turn on UART1, SCC, and IIM clocks */ - cgr2 |= 3 << 16 | 3 << 4; - cgr3 |= 3 << 2; + clk_enable(&iim_clk); + clk_enable(&uart1_clk); + clk_enable(&scc_clk); } - __raw_writel(cgr2, CCM_BASE + CCM_CGR2); - __raw_writel(cgr3, CCM_BASE + CCM_CGR3); - - clk_enable(&iim_clk); - imx_print_silicon_rev("i.MX35", mx35_revision()); - clk_disable(&iim_clk); - #ifdef CONFIG_MXC_USE_EPIT epit_timer_init(&epit1_clk, MX35_IO_ADDRESS(MX35_EPIT1_BASE_ADDR), MX35_INT_EPIT1); diff --git a/arch/arm/mach-imx/clock-imx6q.c b/arch/arm/mach-imx/clock-imx6q.c index 039a7abb165..9273c2a24b5 100644 --- a/arch/arm/mach-imx/clock-imx6q.c +++ b/arch/arm/mach-imx/clock-imx6q.c @@ -1931,14 +1931,12 @@ int imx6q_set_lpm(enum mxc_cpu_pwr_mode mode) val |= 0x1 << BP_CLPCR_LPM; val &= ~BM_CLPCR_VSTBY; val &= ~BM_CLPCR_SBYOS; - val |= BM_CLPCR_BYP_MMDC_CH1_LPM_HS; break; case STOP_POWER_OFF: val |= 0x2 << BP_CLPCR_LPM; val |= 0x3 << BP_CLPCR_STBY_COUNT; val |= BM_CLPCR_VSTBY; val |= BM_CLPCR_SBYOS; - val |= BM_CLPCR_BYP_MMDC_CH1_LPM_HS; break; default: return -EINVAL; diff --git a/arch/arm/mach-imx/mach-apf9328.c b/arch/arm/mach-imx/mach-apf9328.c index 1e486e67dab..146a4f07346 100644 --- a/arch/arm/mach-imx/mach-apf9328.c +++ b/arch/arm/mach-imx/mach-apf9328.c @@ -139,4 +139,5 @@ MACHINE_START(APF9328, "Armadeus APF9328") .handle_irq = imx1_handle_irq, .timer = &apf9328_timer, .init_machine = apf9328_init, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-imx/mach-armadillo5x0.c b/arch/arm/mach-imx/mach-armadillo5x0.c index c9a9cf67755..e4f426a0989 100644 --- a/arch/arm/mach-imx/mach-armadillo5x0.c +++ b/arch/arm/mach-imx/mach-armadillo5x0.c @@ -561,4 +561,5 @@ MACHINE_START(ARMADILLO5X0, "Armadillo-500") .handle_irq = imx31_handle_irq, .timer = &armadillo5x0_timer, .init_machine = armadillo5x0_init, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-imx/mach-bug.c b/arch/arm/mach-imx/mach-bug.c index 313f62ddc1e..9a9897749dd 100644 --- a/arch/arm/mach-imx/mach-bug.c +++ b/arch/arm/mach-imx/mach-bug.c @@ -65,4 +65,5 @@ MACHINE_START(BUG, "BugLabs BUGBase") .handle_irq = imx31_handle_irq, .timer = &bug_timer, .init_machine = bug_board_init, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-imx/mach-cpuimx27.c b/arch/arm/mach-imx/mach-cpuimx27.c index edb37305257..d085aea0870 100644 --- a/arch/arm/mach-imx/mach-cpuimx27.c +++ b/arch/arm/mach-imx/mach-cpuimx27.c @@ -318,4 +318,5 @@ MACHINE_START(EUKREA_CPUIMX27, "EUKREA CPUIMX27") .handle_irq = imx27_handle_irq, .timer = &eukrea_cpuimx27_timer, .init_machine = eukrea_cpuimx27_init, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-imx/mach-cpuimx35.c b/arch/arm/mach-imx/mach-cpuimx35.c index 66af2e8f7e5..8ecc872b254 100644 --- a/arch/arm/mach-imx/mach-cpuimx35.c +++ b/arch/arm/mach-imx/mach-cpuimx35.c @@ -53,12 +53,18 @@ static const struct imxi2c_platform_data .bitrate = 100000, }; +#define TSC2007_IRQGPIO IMX_GPIO_NR(3, 2) +static int tsc2007_get_pendown_state(void) +{ + return !gpio_get_value(TSC2007_IRQGPIO); +} + static struct tsc2007_platform_data tsc2007_info = { .model = 2007, .x_plate_ohms = 180, + .get_pendown_state = tsc2007_get_pendown_state, }; -#define TSC2007_IRQGPIO IMX_GPIO_NR(3, 2) static struct i2c_board_info eukrea_cpuimx35_i2c_devices[] = { { I2C_BOARD_INFO("pcf8563", 0x51), @@ -201,4 +207,5 @@ MACHINE_START(EUKREA_CPUIMX35SD, "Eukrea CPUIMX35") .handle_irq = imx35_handle_irq, .timer = &eukrea_cpuimx35_timer, .init_machine = eukrea_cpuimx35_init, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-imx/mach-eukrea_cpuimx25.c b/arch/arm/mach-imx/mach-eukrea_cpuimx25.c index ab8fbcc472b..76a97a598b9 100644 --- a/arch/arm/mach-imx/mach-eukrea_cpuimx25.c +++ b/arch/arm/mach-imx/mach-eukrea_cpuimx25.c @@ -170,4 +170,5 @@ MACHINE_START(EUKREA_CPUIMX25SD, "Eukrea CPUIMX25") .handle_irq = imx25_handle_irq, .timer = &eukrea_cpuimx25_timer, .init_machine = eukrea_cpuimx25_init, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-imx/mach-imx27_visstrim_m10.c b/arch/arm/mach-imx/mach-imx27_visstrim_m10.c index 38eb9e45110..c2766ae02b4 100644 --- a/arch/arm/mach-imx/mach-imx27_visstrim_m10.c +++ b/arch/arm/mach-imx/mach-imx27_visstrim_m10.c @@ -282,4 +282,5 @@ MACHINE_START(IMX27_VISSTRIM_M10, "Vista Silicon Visstrim_M10") .handle_irq = imx27_handle_irq, .timer = &visstrim_m10_timer, .init_machine = visstrim_m10_board_init, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-imx/mach-imx27ipcam.c b/arch/arm/mach-imx/mach-imx27ipcam.c index 7052155d055..c9d350c5dcc 100644 --- a/arch/arm/mach-imx/mach-imx27ipcam.c +++ b/arch/arm/mach-imx/mach-imx27ipcam.c @@ -78,4 +78,5 @@ MACHINE_START(IMX27IPCAM, "Freescale IMX27IPCAM") .handle_irq = imx27_handle_irq, .timer = &mx27ipcam_timer, .init_machine = mx27ipcam_init, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-imx/mach-imx27lite.c b/arch/arm/mach-imx/mach-imx27lite.c index 8d6a63521f1..1f45b918922 100644 --- a/arch/arm/mach-imx/mach-imx27lite.c +++ b/arch/arm/mach-imx/mach-imx27lite.c @@ -84,4 +84,5 @@ MACHINE_START(IMX27LITE, "LogicPD i.MX27LITE") .handle_irq = imx27_handle_irq, .timer = &mx27lite_timer, .init_machine = mx27lite_init, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-imx/mach-imx6q.c b/arch/arm/mach-imx/mach-imx6q.c index 8deb012189b..05b49bb5d67 100644 --- a/arch/arm/mach-imx/mach-imx6q.c +++ b/arch/arm/mach-imx/mach-imx6q.c @@ -10,10 +10,13 @@ * http://www.gnu.org/copyleft/gpl.html */ +#include <linux/delay.h> #include <linux/init.h> +#include <linux/io.h> #include <linux/irq.h> #include <linux/irqdomain.h> #include <linux/of.h> +#include <linux/of_address.h> #include <linux/of_irq.h> #include <linux/of_platform.h> #include <asm/hardware/cache-l2x0.h> @@ -23,6 +26,36 @@ #include <mach/common.h> #include <mach/hardware.h> +void imx6q_restart(char mode, const char *cmd) +{ + struct device_node *np; + void __iomem *wdog_base; + + np = of_find_compatible_node(NULL, NULL, "fsl,imx6q-wdt"); + wdog_base = of_iomap(np, 0); + if (!wdog_base) + goto soft; + + imx_src_prepare_restart(); + + /* enable wdog */ + writew_relaxed(1 << 2, wdog_base); + /* write twice to ensure the request will not get ignored */ + writew_relaxed(1 << 2, wdog_base); + + /* wait for reset to assert ... */ + mdelay(500); + + pr_err("Watchdog reset failed to assert reset\n"); + + /* delay to allow the serial port to show the message */ + mdelay(50); + +soft: + /* we'll take a jump through zero as a poor second */ + soft_restart(0); +} + static void __init imx6q_init_machine(void) { of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); @@ -83,4 +116,5 @@ DT_MACHINE_START(IMX6Q, "Freescale i.MX6 Quad (Device Tree)") .timer = &imx6q_timer, .init_machine = imx6q_init_machine, .dt_compat = imx6q_dt_compat, + .restart = imx6q_restart, MACHINE_END diff --git a/arch/arm/mach-imx/mach-kzm_arm11_01.c b/arch/arm/mach-imx/mach-kzm_arm11_01.c index 5f37f89e40f..fc78e8071cd 100644 --- a/arch/arm/mach-imx/mach-kzm_arm11_01.c +++ b/arch/arm/mach-imx/mach-kzm_arm11_01.c @@ -279,4 +279,5 @@ MACHINE_START(KZM_ARM11_01, "Kyoto Microcomputer Co., Ltd. KZM-ARM11-01") .handle_irq = imx31_handle_irq, .timer = &kzm_timer, .init_machine = kzm_board_init, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-imx/mach-mx1ads.c b/arch/arm/mach-imx/mach-mx1ads.c index fc49785e734..97046088ff1 100644 --- a/arch/arm/mach-imx/mach-mx1ads.c +++ b/arch/arm/mach-imx/mach-mx1ads.c @@ -147,6 +147,7 @@ MACHINE_START(MX1ADS, "Freescale MX1ADS") .handle_irq = imx1_handle_irq, .timer = &mx1ads_timer, .init_machine = mx1ads_init, + .restart = mxc_restart, MACHINE_END MACHINE_START(MXLADS, "Freescale MXLADS") @@ -157,4 +158,5 @@ MACHINE_START(MXLADS, "Freescale MXLADS") .handle_irq = imx1_handle_irq, .timer = &mx1ads_timer, .init_machine = mx1ads_init, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-imx/mach-mx21ads.c b/arch/arm/mach-imx/mach-mx21ads.c index 25f84028d05..8d9f95514b1 100644 --- a/arch/arm/mach-imx/mach-mx21ads.c +++ b/arch/arm/mach-imx/mach-mx21ads.c @@ -312,4 +312,5 @@ MACHINE_START(MX21ADS, "Freescale i.MX21ADS") .handle_irq = imx21_handle_irq, .timer = &mx21ads_timer, .init_machine = mx21ads_board_init, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-imx/mach-mx25_3ds.c b/arch/arm/mach-imx/mach-mx25_3ds.c index 88dccf12224..f26734298aa 100644 --- a/arch/arm/mach-imx/mach-mx25_3ds.c +++ b/arch/arm/mach-imx/mach-mx25_3ds.c @@ -270,4 +270,5 @@ MACHINE_START(MX25_3DS, "Freescale MX25PDK (3DS)") .handle_irq = imx25_handle_irq, .timer = &mx25pdk_timer, .init_machine = mx25pdk_init, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-imx/mach-mx27_3ds.c b/arch/arm/mach-imx/mach-mx27_3ds.c index ba232d79fa8..18f35816706 100644 --- a/arch/arm/mach-imx/mach-mx27_3ds.c +++ b/arch/arm/mach-imx/mach-mx27_3ds.c @@ -425,4 +425,5 @@ MACHINE_START(MX27_3DS, "Freescale MX27PDK") .handle_irq = imx27_handle_irq, .timer = &mx27pdk_timer, .init_machine = mx27pdk_init, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-imx/mach-mx27ads.c b/arch/arm/mach-imx/mach-mx27ads.c index 74dd5731eb6..0228d2e07fe 100644 --- a/arch/arm/mach-imx/mach-mx27ads.c +++ b/arch/arm/mach-imx/mach-mx27ads.c @@ -351,4 +351,5 @@ MACHINE_START(MX27ADS, "Freescale i.MX27ADS") .handle_irq = imx27_handle_irq, .timer = &mx27ads_timer, .init_machine = mx27ads_board_init, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-imx/mach-mx31_3ds.c b/arch/arm/mach-imx/mach-mx31_3ds.c index b8c54b84018..2b565c38134 100644 --- a/arch/arm/mach-imx/mach-mx31_3ds.c +++ b/arch/arm/mach-imx/mach-mx31_3ds.c @@ -770,4 +770,5 @@ MACHINE_START(MX31_3DS, "Freescale MX31PDK (3DS)") .timer = &mx31_3ds_timer, .init_machine = mx31_3ds_init, .reserve = mx31_3ds_reserve, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-imx/mach-mx31ads.c b/arch/arm/mach-imx/mach-mx31ads.c index 9cc1a49053b..4917aab0e25 100644 --- a/arch/arm/mach-imx/mach-mx31ads.c +++ b/arch/arm/mach-imx/mach-mx31ads.c @@ -542,4 +542,5 @@ MACHINE_START(MX31ADS, "Freescale MX31ADS") .handle_irq = imx31_handle_irq, .timer = &mx31ads_timer, .init_machine = mx31ads_init, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-imx/mach-mx31lilly.c b/arch/arm/mach-imx/mach-mx31lilly.c index 102ec99357c..02401bbd6d5 100644 --- a/arch/arm/mach-imx/mach-mx31lilly.c +++ b/arch/arm/mach-imx/mach-mx31lilly.c @@ -303,4 +303,5 @@ MACHINE_START(LILLY1131, "INCO startec LILLY-1131") .handle_irq = imx31_handle_irq, .timer = &mx31lilly_timer, .init_machine = mx31lilly_board_init, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-imx/mach-mx31lite.c b/arch/arm/mach-imx/mach-mx31lite.c index 5366d2de18f..ef80751712e 100644 --- a/arch/arm/mach-imx/mach-mx31lite.c +++ b/arch/arm/mach-imx/mach-mx31lite.c @@ -287,4 +287,5 @@ MACHINE_START(MX31LITE, "LogicPD i.MX31 SOM") .handle_irq = imx31_handle_irq, .timer = &mx31lite_timer, .init_machine = mx31lite_init, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-imx/mach-mx31moboard.c b/arch/arm/mach-imx/mach-mx31moboard.c index 93269150309..b95981dacb2 100644 --- a/arch/arm/mach-imx/mach-mx31moboard.c +++ b/arch/arm/mach-imx/mach-mx31moboard.c @@ -600,4 +600,5 @@ MACHINE_START(MX31MOBOARD, "EPFL Mobots mx31moboard") .handle_irq = imx31_handle_irq, .timer = &mx31moboard_timer, .init_machine = mx31moboard_init, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-imx/mach-mx35_3ds.c b/arch/arm/mach-imx/mach-mx35_3ds.c index 7a462025a0f..0af6c9c5b3f 100644 --- a/arch/arm/mach-imx/mach-mx35_3ds.c +++ b/arch/arm/mach-imx/mach-mx35_3ds.c @@ -224,4 +224,5 @@ MACHINE_START(MX35_3DS, "Freescale MX35PDK") .handle_irq = imx35_handle_irq, .timer = &mx35pdk_timer, .init_machine = mx35_3ds_init, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-imx/mach-mxt_td60.c b/arch/arm/mach-imx/mach-mxt_td60.c index 125c19643b0..8b3d3f07d89 100644 --- a/arch/arm/mach-imx/mach-mxt_td60.c +++ b/arch/arm/mach-imx/mach-mxt_td60.c @@ -274,4 +274,5 @@ MACHINE_START(MXT_TD60, "Maxtrack i-MXT TD60") .handle_irq = imx27_handle_irq, .timer = &mxt_td60_timer, .init_machine = mxt_td60_board_init, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-imx/mach-pca100.c b/arch/arm/mach-imx/mach-pca100.c index 26072f4b02e..d3b9c6b5edd 100644 --- a/arch/arm/mach-imx/mach-pca100.c +++ b/arch/arm/mach-imx/mach-pca100.c @@ -442,4 +442,5 @@ MACHINE_START(PCA100, "phyCARD-i.MX27") .handle_irq = imx27_handle_irq, .init_machine = pca100_init, .timer = &pca100_timer, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-imx/mach-pcm037.c b/arch/arm/mach-imx/mach-pcm037.c index efd6b536ef6..d7e151669ed 100644 --- a/arch/arm/mach-imx/mach-pcm037.c +++ b/arch/arm/mach-imx/mach-pcm037.c @@ -696,4 +696,5 @@ MACHINE_START(PCM037, "Phytec Phycore pcm037") .handle_irq = imx31_handle_irq, .timer = &pcm037_timer, .init_machine = pcm037_init, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-imx/mach-pcm038.c b/arch/arm/mach-imx/mach-pcm038.c index a17e9c7dfca..16f126da9f8 100644 --- a/arch/arm/mach-imx/mach-pcm038.c +++ b/arch/arm/mach-imx/mach-pcm038.c @@ -357,4 +357,5 @@ MACHINE_START(PCM038, "phyCORE-i.MX27") .handle_irq = imx27_handle_irq, .timer = &pcm038_timer, .init_machine = pcm038_init, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-imx/mach-pcm043.c b/arch/arm/mach-imx/mach-pcm043.c index 7366c2ae3ea..06dc106519a 100644 --- a/arch/arm/mach-imx/mach-pcm043.c +++ b/arch/arm/mach-imx/mach-pcm043.c @@ -425,4 +425,5 @@ MACHINE_START(PCM043, "Phytec Phycore pcm043") .handle_irq = imx35_handle_irq, .timer = &pcm043_timer, .init_machine = pcm043_init, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-imx/mach-qong.c b/arch/arm/mach-imx/mach-qong.c index 4ff5faf102a..260621055b6 100644 --- a/arch/arm/mach-imx/mach-qong.c +++ b/arch/arm/mach-imx/mach-qong.c @@ -273,4 +273,5 @@ MACHINE_START(QONG, "Dave/DENX QongEVB-LITE") .handle_irq = imx31_handle_irq, .timer = &qong_timer, .init_machine = qong_init, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-imx/mach-scb9328.c b/arch/arm/mach-imx/mach-scb9328.c index bb6e5b25d8d..cb9ceae2f64 100644 --- a/arch/arm/mach-imx/mach-scb9328.c +++ b/arch/arm/mach-imx/mach-scb9328.c @@ -144,4 +144,5 @@ MACHINE_START(SCB9328, "Synertronixx scb9328") .handle_irq = imx1_handle_irq, .timer = &scb9328_timer, .init_machine = scb9328_init, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-imx/mach-vpr200.c b/arch/arm/mach-imx/mach-vpr200.c index 69092458f2d..033257e553e 100644 --- a/arch/arm/mach-imx/mach-vpr200.c +++ b/arch/arm/mach-imx/mach-vpr200.c @@ -322,4 +322,5 @@ MACHINE_START(VPR200, "VPR200") .handle_irq = imx35_handle_irq, .timer = &vpr200_timer, .init_machine = vpr200_board_init, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-imx/src.c b/arch/arm/mach-imx/src.c index a8e33681b73..4bde04f99e3 100644 --- a/arch/arm/mach-imx/src.c +++ b/arch/arm/mach-imx/src.c @@ -19,6 +19,7 @@ #define SRC_SCR 0x000 #define SRC_GPR1 0x020 +#define BP_SRC_SCR_WARM_RESET_ENABLE 0 #define BP_SRC_SCR_CORE1_RST 14 #define BP_SRC_SCR_CORE1_ENABLE 22 @@ -46,11 +47,33 @@ void imx_set_cpu_jump(int cpu, void *jump_addr) src_base + SRC_GPR1 + cpu * 8); } +void imx_src_prepare_restart(void) +{ + u32 val; + + /* clear enable bits of secondary cores */ + val = readl_relaxed(src_base + SRC_SCR); + val &= ~(0x7 << BP_SRC_SCR_CORE1_ENABLE); + writel_relaxed(val, src_base + SRC_SCR); + + /* clear persistent entry register of primary core */ + writel_relaxed(0, src_base + SRC_GPR1); +} + void __init imx_src_init(void) { struct device_node *np; + u32 val; np = of_find_compatible_node(NULL, NULL, "fsl,imx6q-src"); src_base = of_iomap(np, 0); WARN_ON(!src_base); + + /* + * force warm reset sources to generate cold reset + * for a more reliable restart + */ + val = readl_relaxed(src_base + SRC_SCR); + val &= ~(1 << BP_SRC_SCR_WARM_RESET_ENABLE); + writel_relaxed(val, src_base + SRC_SCR); } diff --git a/arch/arm/mach-integrator/Kconfig b/arch/arm/mach-integrator/Kconfig index dfd18f3b50e..350e26636a0 100644 --- a/arch/arm/mach-integrator/Kconfig +++ b/arch/arm/mach-integrator/Kconfig @@ -6,6 +6,8 @@ config ARCH_INTEGRATOR_AP bool "Support Integrator/AP and Integrator/PP2 platforms" select CLKSRC_MMIO select MIGHT_HAVE_PCI + select SERIAL_AMBA_PL010 + select SERIAL_AMBA_PL010_CONSOLE help Include support for the ARM(R) Integrator/AP and Integrator/PP2 platforms. @@ -15,6 +17,8 @@ config ARCH_INTEGRATOR_CP select ARCH_CINTEGRATOR select ARM_TIMER_SP804 select PLAT_VERSATILE_CLCD + select SERIAL_AMBA_PL011 + select SERIAL_AMBA_PL011_CONSOLE help Include support for the ARM(R) Integrator CP platform. diff --git a/arch/arm/mach-integrator/common.h b/arch/arm/mach-integrator/common.h index a08f9b0299d..899561d8db2 100644 --- a/arch/arm/mach-integrator/common.h +++ b/arch/arm/mach-integrator/common.h @@ -1,2 +1,3 @@ void integrator_init_early(void); void integrator_reserve(void); +void integrator_restart(char, const char *); diff --git a/arch/arm/mach-integrator/core.c b/arch/arm/mach-integrator/core.c index 4b38e13667a..019f0ab08f6 100644 --- a/arch/arm/mach-integrator/core.c +++ b/arch/arm/mach-integrator/core.c @@ -29,6 +29,7 @@ #include <mach/cm.h> #include <asm/system.h> #include <asm/leds.h> +#include <asm/mach-types.h> #include <asm/mach/time.h> #include <asm/pgtable.h> @@ -44,7 +45,6 @@ static struct amba_device rtc_device = { .flags = IORESOURCE_MEM, }, .irq = { IRQ_RTCINT, NO_IRQ }, - .periphid = 0x00041030, }; static struct amba_device uart0_device = { @@ -58,7 +58,6 @@ static struct amba_device uart0_device = { .flags = IORESOURCE_MEM, }, .irq = { IRQ_UARTINT0, NO_IRQ }, - .periphid = 0x0041010, }; static struct amba_device uart1_device = { @@ -72,7 +71,6 @@ static struct amba_device uart1_device = { .flags = IORESOURCE_MEM, }, .irq = { IRQ_UARTINT1, NO_IRQ }, - .periphid = 0x0041010, }; static struct amba_device kmi0_device = { @@ -85,7 +83,6 @@ static struct amba_device kmi0_device = { .flags = IORESOURCE_MEM, }, .irq = { IRQ_KMIINT0, NO_IRQ }, - .periphid = 0x00041050, }; static struct amba_device kmi1_device = { @@ -98,7 +95,6 @@ static struct amba_device kmi1_device = { .flags = IORESOURCE_MEM, }, .irq = { IRQ_KMIINT1, NO_IRQ }, - .periphid = 0x00041050, }; static struct amba_device *amba_devs[] __initdata = { @@ -157,6 +153,19 @@ static int __init integrator_init(void) { int i; + /* + * The Integrator/AP lacks necessary AMBA PrimeCell IDs, so we need to + * hard-code them. The Integator/CP and forward have proper cell IDs. + * Else we leave them undefined to the bus driver can autoprobe them. + */ + if (machine_is_integrator()) { + rtc_device.periphid = 0x00041030; + uart0_device.periphid = 0x00041010; + uart1_device.periphid = 0x00041010; + kmi0_device.periphid = 0x00041050; + kmi1_device.periphid = 0x00041050; + } + for (i = 0; i < ARRAY_SIZE(amba_devs); i++) { struct amba_device *d = amba_devs[i]; amba_device_register(d, &iomem_resource); @@ -238,3 +247,11 @@ void __init integrator_reserve(void) { memblock_reserve(PHYS_OFFSET, __pa(swapper_pg_dir) - PHYS_OFFSET); } + +/* + * To reset, we hit the on-board reset register in the system FPGA + */ +void integrator_restart(char mode, const char *cmd) +{ + cm_control(CM_CTRL_RESET, CM_CTRL_RESET); +} diff --git a/arch/arm/mach-integrator/include/mach/system.h b/arch/arm/mach-integrator/include/mach/system.h index e1551b8dab7..901514eba4a 100644 --- a/arch/arm/mach-integrator/include/mach/system.h +++ b/arch/arm/mach-integrator/include/mach/system.h @@ -21,8 +21,6 @@ #ifndef __ASM_ARCH_SYSTEM_H #define __ASM_ARCH_SYSTEM_H -#include <mach/cm.h> - static inline void arch_idle(void) { /* @@ -32,13 +30,4 @@ static inline void arch_idle(void) cpu_do_idle(); } -static inline void arch_reset(char mode, const char *cmd) -{ - /* - * To reset, we hit the on-board reset register - * in the system FPGA - */ - cm_control(CM_CTRL_RESET, CM_CTRL_RESET); -} - #endif diff --git a/arch/arm/mach-integrator/integrator_ap.c b/arch/arm/mach-integrator/integrator_ap.c index a1769f35a86..21a1d6cbef4 100644 --- a/arch/arm/mach-integrator/integrator_ap.c +++ b/arch/arm/mach-integrator/integrator_ap.c @@ -472,4 +472,5 @@ MACHINE_START(INTEGRATOR, "ARM-Integrator") .init_irq = ap_init_irq, .timer = &ap_timer, .init_machine = ap_init, + .restart = integrator_restart, MACHINE_END diff --git a/arch/arm/mach-integrator/integrator_cp.c b/arch/arm/mach-integrator/integrator_cp.c index 5de49c33e4d..3a730d447c9 100644 --- a/arch/arm/mach-integrator/integrator_cp.c +++ b/arch/arm/mach-integrator/integrator_cp.c @@ -499,4 +499,5 @@ MACHINE_START(CINTEGRATOR, "ARM-IntegratorCP") .init_irq = intcp_init_irq, .timer = &cp_timer, .init_machine = intcp_init, + .restart = integrator_restart, MACHINE_END diff --git a/arch/arm/mach-iop13xx/include/mach/iop13xx.h b/arch/arm/mach-iop13xx/include/mach/iop13xx.h index 52b7fab7ef6..07e9ff7adaf 100644 --- a/arch/arm/mach-iop13xx/include/mach/iop13xx.h +++ b/arch/arm/mach-iop13xx/include/mach/iop13xx.h @@ -10,6 +10,7 @@ void iop13xx_map_io(void); void iop13xx_platform_init(void); void iop13xx_add_tpmi_devices(void); void iop13xx_init_irq(void); +void iop13xx_restart(char, const char *); /* CPUID CP6 R0 Page 0 */ static inline int iop13xx_cpu_id(void) diff --git a/arch/arm/mach-iop13xx/include/mach/system.h b/arch/arm/mach-iop13xx/include/mach/system.h index d0c66ef450a..1f31ed3f8ae 100644 --- a/arch/arm/mach-iop13xx/include/mach/system.h +++ b/arch/arm/mach-iop13xx/include/mach/system.h @@ -7,21 +7,7 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ -#include <mach/iop13xx.h> static inline void arch_idle(void) { cpu_do_idle(); } - -static inline void arch_reset(char mode, const char *cmd) -{ - /* - * Reset the internal bus (warning both cores are reset) - */ - write_wdtcr(IOP_WDTCR_EN_ARM); - write_wdtcr(IOP_WDTCR_EN); - write_wdtsr(IOP13XX_WDTSR_WRITE_EN | IOP13XX_WDTCR_IB_RESET); - write_wdtcr(0x1000); - - for(;;); -} diff --git a/arch/arm/mach-iop13xx/iq81340mc.c b/arch/arm/mach-iop13xx/iq81340mc.c index 4cf2cc477ea..abaee883358 100644 --- a/arch/arm/mach-iop13xx/iq81340mc.c +++ b/arch/arm/mach-iop13xx/iq81340mc.c @@ -96,4 +96,5 @@ MACHINE_START(IQ81340MC, "Intel IQ81340MC") .init_irq = iop13xx_init_irq, .timer = &iq81340mc_timer, .init_machine = iq81340mc_init, + .restart = iop13xx_restart, MACHINE_END diff --git a/arch/arm/mach-iop13xx/iq81340sc.c b/arch/arm/mach-iop13xx/iq81340sc.c index cd9e27499a1..690916a09dc 100644 --- a/arch/arm/mach-iop13xx/iq81340sc.c +++ b/arch/arm/mach-iop13xx/iq81340sc.c @@ -98,4 +98,5 @@ MACHINE_START(IQ81340SC, "Intel IQ81340SC") .init_irq = iop13xx_init_irq, .timer = &iq81340sc_timer, .init_machine = iq81340sc_init, + .restart = iop13xx_restart, MACHINE_END diff --git a/arch/arm/mach-iop13xx/setup.c b/arch/arm/mach-iop13xx/setup.c index a5b989728b9..daabb1fa6c2 100644 --- a/arch/arm/mach-iop13xx/setup.c +++ b/arch/arm/mach-iop13xx/setup.c @@ -606,3 +606,14 @@ static int __init iop13xx_init_adma_setup(char *str) __setup("iop13xx_init_adma", iop13xx_init_adma_setup); __setup("iop13xx_init_uart", iop13xx_init_uart_setup); __setup("iop13xx_init_i2c", iop13xx_init_i2c_setup); + +void iop13xx_restart(char mode, const char *cmd) +{ + /* + * Reset the internal bus (warning both cores are reset) + */ + write_wdtcr(IOP_WDTCR_EN_ARM); + write_wdtcr(IOP_WDTCR_EN); + write_wdtsr(IOP13XX_WDTSR_WRITE_EN | IOP13XX_WDTCR_IB_RESET); + write_wdtcr(0x1000); +} diff --git a/arch/arm/mach-iop32x/em7210.c b/arch/arm/mach-iop32x/em7210.c index 4325055d4e1..24069e03fdc 100644 --- a/arch/arm/mach-iop32x/em7210.c +++ b/arch/arm/mach-iop32x/em7210.c @@ -208,4 +208,5 @@ MACHINE_START(EM7210, "Lanner EM7210") .init_irq = iop32x_init_irq, .timer = &em7210_timer, .init_machine = em7210_init_machine, + .restart = iop3xx_restart, MACHINE_END diff --git a/arch/arm/mach-iop32x/glantank.c b/arch/arm/mach-iop32x/glantank.c index 0edc8802057..204e1d1cd76 100644 --- a/arch/arm/mach-iop32x/glantank.c +++ b/arch/arm/mach-iop32x/glantank.c @@ -212,4 +212,5 @@ MACHINE_START(GLANTANK, "GLAN Tank") .init_irq = iop32x_init_irq, .timer = &glantank_timer, .init_machine = glantank_init_machine, + .restart = iop3xx_restart, MACHINE_END diff --git a/arch/arm/mach-iop32x/include/mach/system.h b/arch/arm/mach-iop32x/include/mach/system.h index b4f83e5973b..4a88727bca9 100644 --- a/arch/arm/mach-iop32x/include/mach/system.h +++ b/arch/arm/mach-iop32x/include/mach/system.h @@ -7,26 +7,7 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ -#include <asm/mach-types.h> -#include <asm/hardware/iop3xx.h> -#include <mach/n2100.h> - static inline void arch_idle(void) { cpu_do_idle(); } - -static inline void arch_reset(char mode, const char *cmd) -{ - if (machine_is_n2100()) { - gpio_line_set(N2100_HARDWARE_RESET, GPIO_LOW); - gpio_line_config(N2100_HARDWARE_RESET, GPIO_OUT); - while (1) - ; - } - - *IOP3XX_PCSR = 0x30; - - /* Jump into ROM at address 0 */ - soft_restart(0); -} diff --git a/arch/arm/mach-iop32x/iq31244.c b/arch/arm/mach-iop32x/iq31244.c index 9e7aaccfeba..3eb642af1cd 100644 --- a/arch/arm/mach-iop32x/iq31244.c +++ b/arch/arm/mach-iop32x/iq31244.c @@ -318,6 +318,7 @@ MACHINE_START(IQ31244, "Intel IQ31244") .init_irq = iop32x_init_irq, .timer = &iq31244_timer, .init_machine = iq31244_init_machine, + .restart = iop3xx_restart, MACHINE_END /* There should have been an ep80219 machine identifier from the beginning. @@ -332,4 +333,5 @@ MACHINE_START(EP80219, "Intel EP80219") .init_irq = iop32x_init_irq, .timer = &iq31244_timer, .init_machine = iq31244_init_machine, + .restart = iop3xx_restart, MACHINE_END diff --git a/arch/arm/mach-iop32x/iq80321.c b/arch/arm/mach-iop32x/iq80321.c index 53ea86f649d..2ec724b58a2 100644 --- a/arch/arm/mach-iop32x/iq80321.c +++ b/arch/arm/mach-iop32x/iq80321.c @@ -191,4 +191,5 @@ MACHINE_START(IQ80321, "Intel IQ80321") .init_irq = iop32x_init_irq, .timer = &iq80321_timer, .init_machine = iq80321_init_machine, + .restart = iop3xx_restart, MACHINE_END diff --git a/arch/arm/mach-iop32x/n2100.c b/arch/arm/mach-iop32x/n2100.c index d7269279968..6b6d5591244 100644 --- a/arch/arm/mach-iop32x/n2100.c +++ b/arch/arm/mach-iop32x/n2100.c @@ -291,6 +291,14 @@ static void n2100_power_off(void) ; } +static void n2100_restart(char mode, const char *cmd) +{ + gpio_line_set(N2100_HARDWARE_RESET, GPIO_LOW); + gpio_line_config(N2100_HARDWARE_RESET, GPIO_OUT); + while (1) + ; +} + static struct timer_list power_button_poll_timer; @@ -332,4 +340,5 @@ MACHINE_START(N2100, "Thecus N2100") .init_irq = iop32x_init_irq, .timer = &n2100_timer, .init_machine = n2100_init_machine, + .restart = n2100_restart, MACHINE_END diff --git a/arch/arm/mach-iop33x/include/mach/system.h b/arch/arm/mach-iop33x/include/mach/system.h index 86d1b20dd69..4f98e765397 100644 --- a/arch/arm/mach-iop33x/include/mach/system.h +++ b/arch/arm/mach-iop33x/include/mach/system.h @@ -7,17 +7,7 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ -#include <asm/hardware/iop3xx.h> - static inline void arch_idle(void) { cpu_do_idle(); } - -static inline void arch_reset(char mode, const char *cmd) -{ - *IOP3XX_PCSR = 0x30; - - /* Jump into ROM at address 0 */ - soft_restart(0); -} diff --git a/arch/arm/mach-iop33x/iq80331.c b/arch/arm/mach-iop33x/iq80331.c index 9e14ccc56f8..abce934f381 100644 --- a/arch/arm/mach-iop33x/iq80331.c +++ b/arch/arm/mach-iop33x/iq80331.c @@ -146,4 +146,5 @@ MACHINE_START(IQ80331, "Intel IQ80331") .init_irq = iop33x_init_irq, .timer = &iq80331_timer, .init_machine = iq80331_init_machine, + .restart = iop3xx_restart, MACHINE_END diff --git a/arch/arm/mach-iop33x/iq80332.c b/arch/arm/mach-iop33x/iq80332.c index 09c899a2523..7513559e25b 100644 --- a/arch/arm/mach-iop33x/iq80332.c +++ b/arch/arm/mach-iop33x/iq80332.c @@ -146,4 +146,5 @@ MACHINE_START(IQ80332, "Intel IQ80332") .init_irq = iop33x_init_irq, .timer = &iq80332_timer, .init_machine = iq80332_init_machine, + .restart = iop3xx_restart, MACHINE_END diff --git a/arch/arm/mach-ixp2000/core.c b/arch/arm/mach-ixp2000/core.c index 24f0fe35f4a..81c45370a4e 100644 --- a/arch/arm/mach-ixp2000/core.c +++ b/arch/arm/mach-ixp2000/core.c @@ -515,3 +515,7 @@ void __init ixp2000_init_irq(void) } } +void ixp2000_restart(char mode, const char *cmd) +{ + ixp2000_reg_wrb(IXP2000_RESET0, RSTALL); +} diff --git a/arch/arm/mach-ixp2000/enp2611.c b/arch/arm/mach-ixp2000/enp2611.c index af9994537e0..ee525416f0d 100644 --- a/arch/arm/mach-ixp2000/enp2611.c +++ b/arch/arm/mach-ixp2000/enp2611.c @@ -259,6 +259,7 @@ MACHINE_START(ENP2611, "Radisys ENP-2611 PCI network processor board") .init_irq = ixp2000_init_irq, .timer = &enp2611_timer, .init_machine = enp2611_init_machine, + .restart = ixp2000_restart, MACHINE_END diff --git a/arch/arm/mach-ixp2000/include/mach/platform.h b/arch/arm/mach-ixp2000/include/mach/platform.h index 42182c79ed9..bb0f8dcf9ee 100644 --- a/arch/arm/mach-ixp2000/include/mach/platform.h +++ b/arch/arm/mach-ixp2000/include/mach/platform.h @@ -122,6 +122,7 @@ void ixp2000_map_io(void); void ixp2000_uart_init(void); void ixp2000_init_irq(void); void ixp2000_init_time(unsigned long); +void ixp2000_restart(char, const char *); unsigned long ixp2000_gettimeoffset(void); struct pci_sys_data; diff --git a/arch/arm/mach-ixp2000/include/mach/system.h b/arch/arm/mach-ixp2000/include/mach/system.h index 810df7b9398..a7fb08b2b8e 100644 --- a/arch/arm/mach-ixp2000/include/mach/system.h +++ b/arch/arm/mach-ixp2000/include/mach/system.h @@ -8,40 +8,7 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ - -#include <mach/hardware.h> -#include <asm/mach-types.h> - static inline void arch_idle(void) { cpu_do_idle(); } - -static inline void arch_reset(char mode, const char *cmd) -{ - /* - * Reset flash banking register so that we are pointing at - * RedBoot bank. - */ - if (machine_is_ixdp2401()) { - ixp2000_reg_write(IXDP2X01_CPLD_FLASH_REG, - ((0 >> IXDP2X01_FLASH_WINDOW_BITS) - | IXDP2X01_CPLD_FLASH_INTERN)); - ixp2000_reg_wrb(IXDP2X01_CPLD_RESET_REG, 0xffffffff); - } - - /* - * On IXDP2801 we need to write this magic sequence to the CPLD - * to cause a complete reset of the CPU and all external devices - * and move the flash bank register back to 0. - */ - if (machine_is_ixdp2801() || machine_is_ixdp28x5()) { - unsigned long reset_reg = *IXDP2X01_CPLD_RESET_REG; - - reset_reg = 0x55AA0000 | (reset_reg & 0x0000FFFF); - ixp2000_reg_write(IXDP2X01_CPLD_RESET_REG, reset_reg); - ixp2000_reg_wrb(IXDP2X01_CPLD_RESET_REG, 0x80000000); - } - - ixp2000_reg_wrb(IXP2000_RESET0, RSTALL); -} diff --git a/arch/arm/mach-ixp2000/ixdp2400.c b/arch/arm/mach-ixp2000/ixdp2400.c index f7dfd970014..f53e911ec94 100644 --- a/arch/arm/mach-ixp2000/ixdp2400.c +++ b/arch/arm/mach-ixp2000/ixdp2400.c @@ -176,5 +176,6 @@ MACHINE_START(IXDP2400, "Intel IXDP2400 Development Platform") .init_irq = ixdp2400_init_irq, .timer = &ixdp2400_timer, .init_machine = ixdp2x00_init_machine, + .restart = ixp2000_restart, MACHINE_END diff --git a/arch/arm/mach-ixp2000/ixdp2800.c b/arch/arm/mach-ixp2000/ixdp2800.c index d33bcac1ec9..a2e7c393e74 100644 --- a/arch/arm/mach-ixp2000/ixdp2800.c +++ b/arch/arm/mach-ixp2000/ixdp2800.c @@ -291,5 +291,6 @@ MACHINE_START(IXDP2800, "Intel IXDP2800 Development Platform") .init_irq = ixdp2800_init_irq, .timer = &ixdp2800_timer, .init_machine = ixdp2x00_init_machine, + .restart = ixp2000_restart, MACHINE_END diff --git a/arch/arm/mach-ixp2000/ixdp2x01.c b/arch/arm/mach-ixp2000/ixdp2x01.c index 61a28676b5b..7632beadabf 100644 --- a/arch/arm/mach-ixp2000/ixdp2x01.c +++ b/arch/arm/mach-ixp2000/ixdp2x01.c @@ -413,6 +413,35 @@ static void __init ixdp2x01_init_machine(void) ixdp2x01_uart_init(); } +static void ixdp2401_restart(char mode, const char *cmd) +{ + /* + * Reset flash banking register so that we are pointing at + * RedBoot bank. + */ + ixp2000_reg_write(IXDP2X01_CPLD_FLASH_REG, + ((0 >> IXDP2X01_FLASH_WINDOW_BITS) + | IXDP2X01_CPLD_FLASH_INTERN)); + ixp2000_reg_wrb(IXDP2X01_CPLD_RESET_REG, 0xffffffff); + + ixp2000_restart(mode, cmd); +} + +static void ixdp280x_restart(char mode, const char *cmd) +{ + /* + * On IXDP2801 we need to write this magic sequence to the CPLD + * to cause a complete reset of the CPU and all external devices + * and move the flash bank register back to 0. + */ + unsigned long reset_reg = *IXDP2X01_CPLD_RESET_REG; + + reset_reg = 0x55AA0000 | (reset_reg & 0x0000FFFF); + ixp2000_reg_write(IXDP2X01_CPLD_RESET_REG, reset_reg); + ixp2000_reg_wrb(IXDP2X01_CPLD_RESET_REG, 0x80000000); + + ixp2000_restart(mode, cmd); +} #ifdef CONFIG_ARCH_IXDP2401 MACHINE_START(IXDP2401, "Intel IXDP2401 Development Platform") @@ -422,6 +451,7 @@ MACHINE_START(IXDP2401, "Intel IXDP2401 Development Platform") .init_irq = ixdp2x01_init_irq, .timer = &ixdp2x01_timer, .init_machine = ixdp2x01_init_machine, + .restart = ixdp2401_restart, MACHINE_END #endif @@ -433,6 +463,7 @@ MACHINE_START(IXDP2801, "Intel IXDP2801 Development Platform") .init_irq = ixdp2x01_init_irq, .timer = &ixdp2x01_timer, .init_machine = ixdp2x01_init_machine, + .restart = ixdp280x_restart, MACHINE_END /* @@ -446,6 +477,7 @@ MACHINE_START(IXDP28X5, "Intel IXDP2805/2855 Development Platform") .init_irq = ixdp2x01_init_irq, .timer = &ixdp2x01_timer, .init_machine = ixdp2x01_init_machine, + .restart = ixdp280x_restart, MACHINE_END #endif diff --git a/arch/arm/mach-ixp23xx/core.c b/arch/arm/mach-ixp23xx/core.c index a1bee33d183..0923bb905cc 100644 --- a/arch/arm/mach-ixp23xx/core.c +++ b/arch/arm/mach-ixp23xx/core.c @@ -444,3 +444,9 @@ void __init ixp23xx_sys_init(void) *IXP23XX_EXP_UNIT_FUSE |= 0xf; platform_add_devices(ixp23xx_devices, ARRAY_SIZE(ixp23xx_devices)); } + +void ixp23xx_restart(char mode, const char *cmd) +{ + /* Use on-chip reset capability */ + *IXP23XX_RESET0 |= IXP23XX_RST_ALL; +} diff --git a/arch/arm/mach-ixp23xx/espresso.c b/arch/arm/mach-ixp23xx/espresso.c index 30dd31652e9..8f2487e1fc4 100644 --- a/arch/arm/mach-ixp23xx/espresso.c +++ b/arch/arm/mach-ixp23xx/espresso.c @@ -90,4 +90,5 @@ MACHINE_START(ESPRESSO, "IP Fabrics Double Espresso") .timer = &ixp23xx_timer, .atag_offset = 0x100, .init_machine = espresso_init, + .restart = ixp23xx_restart, MACHINE_END diff --git a/arch/arm/mach-ixp23xx/include/mach/platform.h b/arch/arm/mach-ixp23xx/include/mach/platform.h index db9d9416e5e..50de558e722 100644 --- a/arch/arm/mach-ixp23xx/include/mach/platform.h +++ b/arch/arm/mach-ixp23xx/include/mach/platform.h @@ -34,6 +34,7 @@ struct pci_sys_data; void ixp23xx_map_io(void); void ixp23xx_init_irq(void); void ixp23xx_sys_init(void); +void ixp23xx_restart(char, const char *); int ixp23xx_pci_setup(int, struct pci_sys_data *); void ixp23xx_pci_preinit(void); struct pci_bus *ixp23xx_pci_scan_bus(int, struct pci_sys_data*); diff --git a/arch/arm/mach-ixp23xx/include/mach/system.h b/arch/arm/mach-ixp23xx/include/mach/system.h index 8920ff2dff1..277dda7334b 100644 --- a/arch/arm/mach-ixp23xx/include/mach/system.h +++ b/arch/arm/mach-ixp23xx/include/mach/system.h @@ -7,10 +7,6 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ - -#include <mach/hardware.h> -#include <asm/mach-types.h> - static inline void arch_idle(void) { #if 0 @@ -18,16 +14,3 @@ static inline void arch_idle(void) cpu_do_idle(); #endif } - -static inline void arch_reset(char mode, const char *cmd) -{ - /* First try machine specific support */ - if (machine_is_ixdp2351()) { - *IXDP2351_CPLD_RESET1_REG = IXDP2351_CPLD_RESET1_MAGIC; - (void) *IXDP2351_CPLD_RESET1_REG; - *IXDP2351_CPLD_RESET1_REG = IXDP2351_CPLD_RESET1_ENABLE; - } - - /* Use on-chip reset capability */ - *IXP23XX_RESET0 |= IXP23XX_RST_ALL; -} diff --git a/arch/arm/mach-ixp23xx/ixdp2351.c b/arch/arm/mach-ixp23xx/ixdp2351.c index b3a57e0f341..5d5dd3e8d06 100644 --- a/arch/arm/mach-ixp23xx/ixdp2351.c +++ b/arch/arm/mach-ixp23xx/ixdp2351.c @@ -326,6 +326,17 @@ static void __init ixdp2351_init(void) ixp23xx_sys_init(); } +static void ixdp2351_restart(char mode, const char *cmd) +{ + /* First try machine specific support */ + + *IXDP2351_CPLD_RESET1_REG = IXDP2351_CPLD_RESET1_MAGIC; + (void) *IXDP2351_CPLD_RESET1_REG; + *IXDP2351_CPLD_RESET1_REG = IXDP2351_CPLD_RESET1_ENABLE; + + ixp23xx_restart(mode, cmd); +} + MACHINE_START(IXDP2351, "Intel IXDP2351 Development Platform") /* Maintainer: MontaVista Software, Inc. */ .map_io = ixdp2351_map_io, @@ -333,4 +344,5 @@ MACHINE_START(IXDP2351, "Intel IXDP2351 Development Platform") .timer = &ixp23xx_timer, .atag_offset = 0x100, .init_machine = ixdp2351_init, + .restart = ixdp2351_restart, MACHINE_END diff --git a/arch/arm/mach-ixp23xx/roadrunner.c b/arch/arm/mach-ixp23xx/roadrunner.c index 8f4dcbba902..377283fc658 100644 --- a/arch/arm/mach-ixp23xx/roadrunner.c +++ b/arch/arm/mach-ixp23xx/roadrunner.c @@ -177,4 +177,5 @@ MACHINE_START(ROADRUNNER, "ADI Engineering RoadRunner Development Platform") .timer = &ixp23xx_timer, .atag_offset = 0x100, .init_machine = roadrunner_init, + .restart = ixp23xx_restart, MACHINE_END diff --git a/arch/arm/mach-ixp4xx/avila-setup.c b/arch/arm/mach-ixp4xx/avila-setup.c index 37609a22c45..a7277ad470a 100644 --- a/arch/arm/mach-ixp4xx/avila-setup.c +++ b/arch/arm/mach-ixp4xx/avila-setup.c @@ -172,6 +172,7 @@ MACHINE_START(AVILA, "Gateworks Avila Network Platform") #if defined(CONFIG_PCI) .dma_zone_size = SZ_64M, #endif + .restart = ixp4xx_restart, MACHINE_END /* @@ -190,6 +191,7 @@ MACHINE_START(LOFT, "Giant Shoulder Inc Loft board") #if defined(CONFIG_PCI) .dma_zone_size = SZ_64M, #endif + .restart = ixp4xx_restart, MACHINE_END #endif diff --git a/arch/arm/mach-ixp4xx/common.c b/arch/arm/mach-ixp4xx/common.c index b86a0055ab9..3841ab4146b 100644 --- a/arch/arm/mach-ixp4xx/common.c +++ b/arch/arm/mach-ixp4xx/common.c @@ -17,7 +17,6 @@ #include <linux/mm.h> #include <linux/init.h> #include <linux/serial.h> -#include <linux/sched.h> #include <linux/tty.h> #include <linux/platform_device.h> #include <linux/serial_core.h> @@ -403,18 +402,9 @@ void __init ixp4xx_sys_init(void) /* * sched_clock() */ -static DEFINE_CLOCK_DATA(cd); - -unsigned long long notrace sched_clock(void) -{ - u32 cyc = *IXP4XX_OSTS; - return cyc_to_sched_clock(&cd, cyc, (u32)~0); -} - -static void notrace ixp4xx_update_sched_clock(void) +static u32 notrace ixp4xx_read_sched_clock(void) { - u32 cyc = *IXP4XX_OSTS; - update_sched_clock(&cd, cyc, (u32)~0); + return *IXP4XX_OSTS; } /* @@ -430,7 +420,7 @@ unsigned long ixp4xx_timer_freq = IXP4XX_TIMER_FREQ; EXPORT_SYMBOL(ixp4xx_timer_freq); static void __init ixp4xx_clocksource_init(void) { - init_sched_clock(&cd, ixp4xx_update_sched_clock, 32, ixp4xx_timer_freq); + setup_sched_clock(ixp4xx_read_sched_clock, 32, ixp4xx_timer_freq); clocksource_mmio_init(NULL, "OSTS", ixp4xx_timer_freq, 200, 32, ixp4xx_clocksource_read); @@ -501,3 +491,23 @@ static void __init ixp4xx_clockevent_init(void) clockevents_register_device(&clockevent_ixp4xx); } + +void ixp4xx_restart(char mode, const char *cmd) +{ + if ( 1 && mode == 's') { + /* Jump into ROM at address 0 */ + soft_restart(0); + } else { + /* Use on-chip reset capability */ + + /* set the "key" register to enable access to + * "timer" and "enable" registers + */ + *IXP4XX_OSWK = IXP4XX_WDT_KEY; + + /* write 0 to the timer register for an immediate reset */ + *IXP4XX_OSWT = 0; + + *IXP4XX_OSWE = IXP4XX_WDT_RESET_ENABLE | IXP4XX_WDT_COUNT_ENABLE; + } +} diff --git a/arch/arm/mach-ixp4xx/coyote-setup.c b/arch/arm/mach-ixp4xx/coyote-setup.c index 81dfec31842..a74f86ce8bc 100644 --- a/arch/arm/mach-ixp4xx/coyote-setup.c +++ b/arch/arm/mach-ixp4xx/coyote-setup.c @@ -117,6 +117,7 @@ MACHINE_START(ADI_COYOTE, "ADI Engineering Coyote") #if defined(CONFIG_PCI) .dma_zone_size = SZ_64M, #endif + .restart = ixp4xx_restart, MACHINE_END #endif @@ -132,6 +133,7 @@ MACHINE_START(IXDPG425, "Intel IXDPG425") .timer = &ixp4xx_timer, .atag_offset = 0x100, .init_machine = coyote_init, + .restart = ixp4xx_restart, MACHINE_END #endif diff --git a/arch/arm/mach-ixp4xx/dsmg600-setup.c b/arch/arm/mach-ixp4xx/dsmg600-setup.c index 8837fbca27c..67be177b336 100644 --- a/arch/arm/mach-ixp4xx/dsmg600-setup.c +++ b/arch/arm/mach-ixp4xx/dsmg600-setup.c @@ -286,4 +286,5 @@ MACHINE_START(DSMG600, "D-Link DSM-G600 RevA") #if defined(CONFIG_PCI) .dma_zone_size = SZ_64M, #endif + .restart = ixp4xx_restart, MACHINE_END diff --git a/arch/arm/mach-ixp4xx/fsg-setup.c b/arch/arm/mach-ixp4xx/fsg-setup.c index 2887c3578c1..6d5818285af 100644 --- a/arch/arm/mach-ixp4xx/fsg-setup.c +++ b/arch/arm/mach-ixp4xx/fsg-setup.c @@ -277,5 +277,6 @@ MACHINE_START(FSG, "Freecom FSG-3") #if defined(CONFIG_PCI) .dma_zone_size = SZ_64M, #endif + .restart = ixp4xx_restart, MACHINE_END diff --git a/arch/arm/mach-ixp4xx/gateway7001-setup.c b/arch/arm/mach-ixp4xx/gateway7001-setup.c index d69d1b053bb..7ecf9b28f1c 100644 --- a/arch/arm/mach-ixp4xx/gateway7001-setup.c +++ b/arch/arm/mach-ixp4xx/gateway7001-setup.c @@ -104,5 +104,6 @@ MACHINE_START(GATEWAY7001, "Gateway 7001 AP") #if defined(CONFIG_PCI) .dma_zone_size = SZ_64M, #endif + .restart = ixp4xx_restart, MACHINE_END #endif diff --git a/arch/arm/mach-ixp4xx/goramo_mlr.c b/arch/arm/mach-ixp4xx/goramo_mlr.c index bf6678d1a92..c0e3d69a8ae 100644 --- a/arch/arm/mach-ixp4xx/goramo_mlr.c +++ b/arch/arm/mach-ixp4xx/goramo_mlr.c @@ -504,4 +504,5 @@ MACHINE_START(GORAMO_MLR, "MultiLink") #if defined(CONFIG_PCI) .dma_zone_size = SZ_64M, #endif + .restart = ixp4xx_restart, MACHINE_END diff --git a/arch/arm/mach-ixp4xx/gtwx5715-setup.c b/arch/arm/mach-ixp4xx/gtwx5715-setup.c index aa029fc1914..a23f8939145 100644 --- a/arch/arm/mach-ixp4xx/gtwx5715-setup.c +++ b/arch/arm/mach-ixp4xx/gtwx5715-setup.c @@ -172,6 +172,7 @@ MACHINE_START(GTWX5715, "Gemtek GTWX5715 (Linksys WRV54G)") #if defined(CONFIG_PCI) .dma_zone_size = SZ_64M, #endif + .restart = ixp4xx_restart, MACHINE_END diff --git a/arch/arm/mach-ixp4xx/include/mach/platform.h b/arch/arm/mach-ixp4xx/include/mach/platform.h index e824c02c825..df9250bbf13 100644 --- a/arch/arm/mach-ixp4xx/include/mach/platform.h +++ b/arch/arm/mach-ixp4xx/include/mach/platform.h @@ -125,6 +125,7 @@ extern void ixp4xx_init_irq(void); extern void ixp4xx_sys_init(void); extern void ixp4xx_timer_init(void); extern struct sys_timer ixp4xx_timer; +extern void ixp4xx_restart(char, const char *); extern void ixp4xx_pci_preinit(void); struct pci_sys_data; extern int ixp4xx_setup(int nr, struct pci_sys_data *sys); diff --git a/arch/arm/mach-ixp4xx/include/mach/system.h b/arch/arm/mach-ixp4xx/include/mach/system.h index 24337d9d275..140a9bef446 100644 --- a/arch/arm/mach-ixp4xx/include/mach/system.h +++ b/arch/arm/mach-ixp4xx/include/mach/system.h @@ -8,9 +8,6 @@ * published by the Free Software Foundation. * */ - -#include <mach/hardware.h> - static inline void arch_idle(void) { /* ixp4xx does not implement the XScale PWRMODE register, @@ -20,25 +17,3 @@ static inline void arch_idle(void) cpu_do_idle(); #endif } - - -static inline void arch_reset(char mode, const char *cmd) -{ - if ( 1 && mode == 's') { - /* Jump into ROM at address 0 */ - soft_restart(0); - } else { - /* Use on-chip reset capability */ - - /* set the "key" register to enable access to - * "timer" and "enable" registers - */ - *IXP4XX_OSWK = IXP4XX_WDT_KEY; - - /* write 0 to the timer register for an immediate reset */ - *IXP4XX_OSWT = 0; - - *IXP4XX_OSWE = IXP4XX_WDT_RESET_ENABLE | IXP4XX_WDT_COUNT_ENABLE; - } -} - diff --git a/arch/arm/mach-ixp4xx/ixdp425-setup.c b/arch/arm/mach-ixp4xx/ixdp425-setup.c index f235f829dfa..8a38b39999f 100644 --- a/arch/arm/mach-ixp4xx/ixdp425-setup.c +++ b/arch/arm/mach-ixp4xx/ixdp425-setup.c @@ -261,6 +261,7 @@ MACHINE_START(IXDP425, "Intel IXDP425 Development Platform") #if defined(CONFIG_PCI) .dma_zone_size = SZ_64M, #endif + .restart = ixp4xx_restart, MACHINE_END #endif diff --git a/arch/arm/mach-ixp4xx/nas100d-setup.c b/arch/arm/mach-ixp4xx/nas100d-setup.c index de716fa1aab..1010eb7b008 100644 --- a/arch/arm/mach-ixp4xx/nas100d-setup.c +++ b/arch/arm/mach-ixp4xx/nas100d-setup.c @@ -321,4 +321,5 @@ MACHINE_START(NAS100D, "Iomega NAS 100d") #if defined(CONFIG_PCI) .dma_zone_size = SZ_64M, #endif + .restart = ixp4xx_restart, MACHINE_END diff --git a/arch/arm/mach-ixp4xx/nslu2-setup.c b/arch/arm/mach-ixp4xx/nslu2-setup.c index ac81ccb26bf..aa355c360d5 100644 --- a/arch/arm/mach-ixp4xx/nslu2-setup.c +++ b/arch/arm/mach-ixp4xx/nslu2-setup.c @@ -307,4 +307,5 @@ MACHINE_START(NSLU2, "Linksys NSLU2") #if defined(CONFIG_PCI) .dma_zone_size = SZ_64M, #endif + .restart = ixp4xx_restart, MACHINE_END diff --git a/arch/arm/mach-ixp4xx/omixp-setup.c b/arch/arm/mach-ixp4xx/omixp-setup.c index 3b6a81a696f..0940869fcfd 100644 --- a/arch/arm/mach-ixp4xx/omixp-setup.c +++ b/arch/arm/mach-ixp4xx/omixp-setup.c @@ -246,6 +246,7 @@ MACHINE_START(DEVIXP, "Omicron DEVIXP") .init_irq = ixp4xx_init_irq, .timer = &ixp4xx_timer, .init_machine = omixp_init, + .restart = ixp4xx_restart, MACHINE_END #endif @@ -259,6 +260,7 @@ MACHINE_START(MICCPT, "Omicron MICCPT") #if defined(CONFIG_PCI) .dma_zone_size = SZ_64M, #endif + .restart = ixp4xx_restart, MACHINE_END #endif @@ -269,5 +271,6 @@ MACHINE_START(MIC256, "Omicron MIC256") .init_irq = ixp4xx_init_irq, .timer = &ixp4xx_timer, .init_machine = omixp_init, + .restart = ixp4xx_restart, MACHINE_END #endif diff --git a/arch/arm/mach-ixp4xx/vulcan-setup.c b/arch/arm/mach-ixp4xx/vulcan-setup.c index 27e469ef452..9dec2068329 100644 --- a/arch/arm/mach-ixp4xx/vulcan-setup.c +++ b/arch/arm/mach-ixp4xx/vulcan-setup.c @@ -244,4 +244,5 @@ MACHINE_START(ARCOM_VULCAN, "Arcom/Eurotech Vulcan") #if defined(CONFIG_PCI) .dma_zone_size = SZ_64M, #endif + .restart = ixp4xx_restart, MACHINE_END diff --git a/arch/arm/mach-ixp4xx/wg302v2-setup.c b/arch/arm/mach-ixp4xx/wg302v2-setup.c index b14144b967a..5ac0f0a0fd8 100644 --- a/arch/arm/mach-ixp4xx/wg302v2-setup.c +++ b/arch/arm/mach-ixp4xx/wg302v2-setup.c @@ -105,5 +105,6 @@ MACHINE_START(WG302V2, "Netgear WG302 v2 / WAG302 v2") #if defined(CONFIG_PCI) .dma_zone_size = SZ_64M, #endif + .restart = ixp4xx_restart, MACHINE_END #endif diff --git a/arch/arm/mach-kirkwood/common.c b/arch/arm/mach-kirkwood/common.c index f3248cfbe51..0bff4a91623 100644 --- a/arch/arm/mach-kirkwood/common.c +++ b/arch/arm/mach-kirkwood/common.c @@ -534,3 +534,19 @@ static int __init kirkwood_clock_gate(void) return 0; } late_initcall(kirkwood_clock_gate); + +void kirkwood_restart(char mode, const char *cmd) +{ + /* + * Enable soft reset to assert RSTOUTn. + */ + writel(SOFT_RESET_OUT_EN, RSTOUTn_MASK); + + /* + * Assert soft reset. + */ + writel(SOFT_RESET, SYSTEM_SOFT_RESET); + + while (1) + ; +} diff --git a/arch/arm/mach-kirkwood/common.h b/arch/arm/mach-kirkwood/common.h index b9b0f0968a3..1529280246d 100644 --- a/arch/arm/mach-kirkwood/common.h +++ b/arch/arm/mach-kirkwood/common.h @@ -50,6 +50,7 @@ void kirkwood_uart1_init(void); void kirkwood_nand_init(struct mtd_partition *parts, int nr_parts, int delay); void kirkwood_nand_init_rnb(struct mtd_partition *parts, int nr_parts, int (*dev_ready)(struct mtd_info *)); void kirkwood_audio_init(void); +void kirkwood_restart(char, const char *); extern int kirkwood_tclk; extern struct sys_timer kirkwood_timer; diff --git a/arch/arm/mach-kirkwood/d2net_v2-setup.c b/arch/arm/mach-kirkwood/d2net_v2-setup.c index f457e07a65f..6e1bac929ab 100644 --- a/arch/arm/mach-kirkwood/d2net_v2-setup.c +++ b/arch/arm/mach-kirkwood/d2net_v2-setup.c @@ -227,4 +227,5 @@ MACHINE_START(D2NET_V2, "LaCie d2 Network v2") .init_early = kirkwood_init_early, .init_irq = kirkwood_init_irq, .timer = &kirkwood_timer, + .restart = kirkwood_restart, MACHINE_END diff --git a/arch/arm/mach-kirkwood/db88f6281-bp-setup.c b/arch/arm/mach-kirkwood/db88f6281-bp-setup.c index ff4c21c1f92..d9335937959 100644 --- a/arch/arm/mach-kirkwood/db88f6281-bp-setup.c +++ b/arch/arm/mach-kirkwood/db88f6281-bp-setup.c @@ -103,4 +103,5 @@ MACHINE_START(DB88F6281_BP, "Marvell DB-88F6281-BP Development Board") .init_early = kirkwood_init_early, .init_irq = kirkwood_init_irq, .timer = &kirkwood_timer, + .restart = kirkwood_restart, MACHINE_END diff --git a/arch/arm/mach-kirkwood/dockstar-setup.c b/arch/arm/mach-kirkwood/dockstar-setup.c index e4d199b2b1e..61d9a552a05 100644 --- a/arch/arm/mach-kirkwood/dockstar-setup.c +++ b/arch/arm/mach-kirkwood/dockstar-setup.c @@ -108,4 +108,5 @@ MACHINE_START(DOCKSTAR, "Seagate FreeAgent DockStar") .init_early = kirkwood_init_early, .init_irq = kirkwood_init_irq, .timer = &kirkwood_timer, + .restart = kirkwood_restart, MACHINE_END diff --git a/arch/arm/mach-kirkwood/guruplug-setup.c b/arch/arm/mach-kirkwood/guruplug-setup.c index 6c40f784b51..bdaed3867d1 100644 --- a/arch/arm/mach-kirkwood/guruplug-setup.c +++ b/arch/arm/mach-kirkwood/guruplug-setup.c @@ -127,4 +127,5 @@ MACHINE_START(GURUPLUG, "Marvell GuruPlug Reference Board") .init_early = kirkwood_init_early, .init_irq = kirkwood_init_irq, .timer = &kirkwood_timer, + .restart = kirkwood_restart, MACHINE_END diff --git a/arch/arm/mach-kirkwood/include/mach/system.h b/arch/arm/mach-kirkwood/include/mach/system.h index 7568e95d279..5fddde002b5 100644 --- a/arch/arm/mach-kirkwood/include/mach/system.h +++ b/arch/arm/mach-kirkwood/include/mach/system.h @@ -9,28 +9,9 @@ #ifndef __ASM_ARCH_SYSTEM_H #define __ASM_ARCH_SYSTEM_H -#include <mach/bridge-regs.h> - static inline void arch_idle(void) { cpu_do_idle(); } -static inline void arch_reset(char mode, const char *cmd) -{ - /* - * Enable soft reset to assert RSTOUTn. - */ - writel(SOFT_RESET_OUT_EN, RSTOUTn_MASK); - - /* - * Assert soft reset. - */ - writel(SOFT_RESET, SYSTEM_SOFT_RESET); - - while (1) - ; -} - - #endif diff --git a/arch/arm/mach-kirkwood/mv88f6281gtw_ge-setup.c b/arch/arm/mach-kirkwood/mv88f6281gtw_ge-setup.c index 9a1e917352f..85f6169c248 100644 --- a/arch/arm/mach-kirkwood/mv88f6281gtw_ge-setup.c +++ b/arch/arm/mach-kirkwood/mv88f6281gtw_ge-setup.c @@ -169,4 +169,5 @@ MACHINE_START(MV88F6281GTW_GE, "Marvell 88F6281 GTW GE Board") .init_early = kirkwood_init_early, .init_irq = kirkwood_init_irq, .timer = &kirkwood_timer, + .restart = kirkwood_restart, MACHINE_END diff --git a/arch/arm/mach-kirkwood/netspace_v2-setup.c b/arch/arm/mach-kirkwood/netspace_v2-setup.c index 8849bcc7328..e6bba01bae3 100644 --- a/arch/arm/mach-kirkwood/netspace_v2-setup.c +++ b/arch/arm/mach-kirkwood/netspace_v2-setup.c @@ -264,6 +264,7 @@ MACHINE_START(NETSPACE_V2, "LaCie Network Space v2") .init_early = kirkwood_init_early, .init_irq = kirkwood_init_irq, .timer = &kirkwood_timer, + .restart = kirkwood_restart, MACHINE_END #endif @@ -275,6 +276,7 @@ MACHINE_START(INETSPACE_V2, "LaCie Internet Space v2") .init_early = kirkwood_init_early, .init_irq = kirkwood_init_irq, .timer = &kirkwood_timer, + .restart = kirkwood_restart, MACHINE_END #endif @@ -286,5 +288,6 @@ MACHINE_START(NETSPACE_MAX_V2, "LaCie Network Space Max v2") .init_early = kirkwood_init_early, .init_irq = kirkwood_init_irq, .timer = &kirkwood_timer, + .restart = kirkwood_restart, MACHINE_END #endif diff --git a/arch/arm/mach-kirkwood/netxbig_v2-setup.c b/arch/arm/mach-kirkwood/netxbig_v2-setup.c index 1ba12c4dff8..31ae8de34e9 100644 --- a/arch/arm/mach-kirkwood/netxbig_v2-setup.c +++ b/arch/arm/mach-kirkwood/netxbig_v2-setup.c @@ -405,6 +405,7 @@ MACHINE_START(NET2BIG_V2, "LaCie 2Big Network v2") .init_early = kirkwood_init_early, .init_irq = kirkwood_init_irq, .timer = &kirkwood_timer, + .restart = kirkwood_restart, MACHINE_END #endif @@ -416,5 +417,6 @@ MACHINE_START(NET5BIG_V2, "LaCie 5Big Network v2") .init_early = kirkwood_init_early, .init_irq = kirkwood_init_irq, .timer = &kirkwood_timer, + .restart = kirkwood_restart, MACHINE_END #endif diff --git a/arch/arm/mach-kirkwood/openrd-setup.c b/arch/arm/mach-kirkwood/openrd-setup.c index 5660ca6c3d8..01f8c899288 100644 --- a/arch/arm/mach-kirkwood/openrd-setup.c +++ b/arch/arm/mach-kirkwood/openrd-setup.c @@ -220,6 +220,7 @@ MACHINE_START(OPENRD_BASE, "Marvell OpenRD Base Board") .init_early = kirkwood_init_early, .init_irq = kirkwood_init_irq, .timer = &kirkwood_timer, + .restart = kirkwood_restart, MACHINE_END #endif @@ -232,6 +233,7 @@ MACHINE_START(OPENRD_CLIENT, "Marvell OpenRD Client Board") .init_early = kirkwood_init_early, .init_irq = kirkwood_init_irq, .timer = &kirkwood_timer, + .restart = kirkwood_restart, MACHINE_END #endif @@ -244,5 +246,6 @@ MACHINE_START(OPENRD_ULTIMATE, "Marvell OpenRD Ultimate Board") .init_early = kirkwood_init_early, .init_irq = kirkwood_init_irq, .timer = &kirkwood_timer, + .restart = kirkwood_restart, MACHINE_END #endif diff --git a/arch/arm/mach-kirkwood/rd88f6192-nas-setup.c b/arch/arm/mach-kirkwood/rd88f6192-nas-setup.c index 6663869773a..fd2c9c8b683 100644 --- a/arch/arm/mach-kirkwood/rd88f6192-nas-setup.c +++ b/arch/arm/mach-kirkwood/rd88f6192-nas-setup.c @@ -85,4 +85,5 @@ MACHINE_START(RD88F6192_NAS, "Marvell RD-88F6192-NAS Development Board") .init_early = kirkwood_init_early, .init_irq = kirkwood_init_irq, .timer = &kirkwood_timer, + .restart = kirkwood_restart, MACHINE_END diff --git a/arch/arm/mach-kirkwood/rd88f6281-setup.c b/arch/arm/mach-kirkwood/rd88f6281-setup.c index 66b3c05e37a..ef922079348 100644 --- a/arch/arm/mach-kirkwood/rd88f6281-setup.c +++ b/arch/arm/mach-kirkwood/rd88f6281-setup.c @@ -121,4 +121,5 @@ MACHINE_START(RD88F6281, "Marvell RD-88F6281 Reference Board") .init_early = kirkwood_init_early, .init_irq = kirkwood_init_irq, .timer = &kirkwood_timer, + .restart = kirkwood_restart, MACHINE_END diff --git a/arch/arm/mach-kirkwood/sheevaplug-setup.c b/arch/arm/mach-kirkwood/sheevaplug-setup.c index 8b102d62e82..4ea70e5f713 100644 --- a/arch/arm/mach-kirkwood/sheevaplug-setup.c +++ b/arch/arm/mach-kirkwood/sheevaplug-setup.c @@ -107,7 +107,7 @@ static void __init sheevaplug_init(void) kirkwood_init(); /* setup gpio pin select */ - if (machine_is_sheeva_esata()) + if (machine_is_esata_sheevaplug()) kirkwood_mpp_conf(sheeva_esata_mpp_config); else kirkwood_mpp_conf(sheevaplug_mpp_config); @@ -123,11 +123,11 @@ static void __init sheevaplug_init(void) kirkwood_ge00_init(&sheevaplug_ge00_data); /* honor lower power consumption for plugs with out eSATA */ - if (machine_is_sheeva_esata()) + if (machine_is_esata_sheevaplug()) kirkwood_sata_init(&sheeva_esata_sata_data); /* enable sd wp and sd cd on plugs with esata */ - if (machine_is_sheeva_esata()) + if (machine_is_esata_sheevaplug()) kirkwood_sdio_init(&sheeva_esata_mvsdio_data); else kirkwood_sdio_init(&sheevaplug_mvsdio_data); @@ -144,6 +144,7 @@ MACHINE_START(SHEEVAPLUG, "Marvell SheevaPlug Reference Board") .init_early = kirkwood_init_early, .init_irq = kirkwood_init_irq, .timer = &kirkwood_timer, + .restart = kirkwood_restart, MACHINE_END #endif @@ -155,5 +156,6 @@ MACHINE_START(ESATA_SHEEVAPLUG, "Marvell eSATA SheevaPlug Reference Board") .init_early = kirkwood_init_early, .init_irq = kirkwood_init_irq, .timer = &kirkwood_timer, + .restart = kirkwood_restart, MACHINE_END #endif diff --git a/arch/arm/mach-kirkwood/t5325-setup.c b/arch/arm/mach-kirkwood/t5325-setup.c index ea104fb5ec3..966b2b3bb81 100644 --- a/arch/arm/mach-kirkwood/t5325-setup.c +++ b/arch/arm/mach-kirkwood/t5325-setup.c @@ -207,4 +207,5 @@ MACHINE_START(T5325, "HP t5325 Thin Client") .init_early = kirkwood_init_early, .init_irq = kirkwood_init_irq, .timer = &kirkwood_timer, + .restart = kirkwood_restart, MACHINE_END diff --git a/arch/arm/mach-kirkwood/ts219-setup.c b/arch/arm/mach-kirkwood/ts219-setup.c index 262c034836d..73e2b6ca956 100644 --- a/arch/arm/mach-kirkwood/ts219-setup.c +++ b/arch/arm/mach-kirkwood/ts219-setup.c @@ -138,4 +138,5 @@ MACHINE_START(TS219, "QNAP TS-119/TS-219") .init_early = kirkwood_init_early, .init_irq = kirkwood_init_irq, .timer = &kirkwood_timer, + .restart = kirkwood_restart, MACHINE_END diff --git a/arch/arm/mach-kirkwood/ts41x-setup.c b/arch/arm/mach-kirkwood/ts41x-setup.c index b68f5b4a9ec..5bbca268044 100644 --- a/arch/arm/mach-kirkwood/ts41x-setup.c +++ b/arch/arm/mach-kirkwood/ts41x-setup.c @@ -182,4 +182,5 @@ MACHINE_START(TS41X, "QNAP TS-41x") .init_early = kirkwood_init_early, .init_irq = kirkwood_init_irq, .timer = &kirkwood_timer, + .restart = kirkwood_restart, MACHINE_END diff --git a/arch/arm/mach-ks8695/board-acs5k.c b/arch/arm/mach-ks8695/board-acs5k.c index a91f99d265a..255502ddd87 100644 --- a/arch/arm/mach-ks8695/board-acs5k.c +++ b/arch/arm/mach-ks8695/board-acs5k.c @@ -228,4 +228,5 @@ MACHINE_START(ACS5K, "Brivo Systems LLC ACS-5000 Master board") .init_irq = ks8695_init_irq, .init_machine = acs5k_init, .timer = &ks8695_timer, + .restart = ks8695_restart, MACHINE_END diff --git a/arch/arm/mach-ks8695/board-dsm320.c b/arch/arm/mach-ks8695/board-dsm320.c index d24bcef2e2d..e0d36cef2c5 100644 --- a/arch/arm/mach-ks8695/board-dsm320.c +++ b/arch/arm/mach-ks8695/board-dsm320.c @@ -126,4 +126,5 @@ MACHINE_START(DSM320, "D-Link DSM-320 Wireless Media Player") .init_irq = ks8695_init_irq, .init_machine = dsm320_init, .timer = &ks8695_timer, + .restart = ks8695_restart, MACHINE_END diff --git a/arch/arm/mach-ks8695/board-micrel.c b/arch/arm/mach-ks8695/board-micrel.c index 16c95657f8f..a8270725b76 100644 --- a/arch/arm/mach-ks8695/board-micrel.c +++ b/arch/arm/mach-ks8695/board-micrel.c @@ -58,4 +58,5 @@ MACHINE_START(KS8695, "KS8695 Centaur Development Board") .init_irq = ks8695_init_irq, .init_machine = micrel_init, .timer = &ks8695_timer, + .restart = ks8695_restart, MACHINE_END diff --git a/arch/arm/mach-ks8695/generic.h b/arch/arm/mach-ks8695/generic.h index 2fbfab8d5fa..f8bdb11a9c3 100644 --- a/arch/arm/mach-ks8695/generic.h +++ b/arch/arm/mach-ks8695/generic.h @@ -12,4 +12,5 @@ extern __init void ks8695_map_io(void); extern __init void ks8695_init_irq(void); +extern void ks8695_restart(char, const char *); extern struct sys_timer ks8695_timer; diff --git a/arch/arm/mach-ks8695/include/mach/system.h b/arch/arm/mach-ks8695/include/mach/system.h index ceb19c90aa5..59fe992395b 100644 --- a/arch/arm/mach-ks8695/include/mach/system.h +++ b/arch/arm/mach-ks8695/include/mach/system.h @@ -14,9 +14,6 @@ #ifndef __ASM_ARCH_SYSTEM_H #define __ASM_ARCH_SYSTEM_H -#include <linux/io.h> -#include <mach/regs-timer.h> - static void arch_idle(void) { /* @@ -27,22 +24,4 @@ static void arch_idle(void) } -static void arch_reset(char mode, const char *cmd) -{ - unsigned int reg; - - if (mode == 's') - soft_restart(0); - - /* disable timer0 */ - reg = __raw_readl(KS8695_TMR_VA + KS8695_TMCON); - __raw_writel(reg & ~TMCON_T0EN, KS8695_TMR_VA + KS8695_TMCON); - - /* enable watchdog mode */ - __raw_writel((10 << 8) | T0TC_WATCHDOG, KS8695_TMR_VA + KS8695_T0TC); - - /* re-enable timer0 */ - __raw_writel(reg | TMCON_T0EN, KS8695_TMR_VA + KS8695_TMCON); -} - #endif diff --git a/arch/arm/mach-ks8695/time.c b/arch/arm/mach-ks8695/time.c index 69c072c2c0f..37dfcd5bd2a 100644 --- a/arch/arm/mach-ks8695/time.c +++ b/arch/arm/mach-ks8695/time.c @@ -109,3 +109,21 @@ struct sys_timer ks8695_timer = { .offset = ks8695_gettimeoffset, .resume = ks8695_timer_setup, }; + +void ks8695_restart(char mode, const char *cmd) +{ + unsigned int reg; + + if (mode == 's') + soft_restart(0); + + /* disable timer0 */ + reg = __raw_readl(KS8695_TMR_VA + KS8695_TMCON); + __raw_writel(reg & ~TMCON_T0EN, KS8695_TMR_VA + KS8695_TMCON); + + /* enable watchdog mode */ + __raw_writel((10 << 8) | T0TC_WATCHDOG, KS8695_TMR_VA + KS8695_T0TC); + + /* re-enable timer0 */ + __raw_writel(reg | TMCON_T0EN, KS8695_TMR_VA + KS8695_TMCON); +} diff --git a/arch/arm/mach-lpc32xx/common.c b/arch/arm/mach-lpc32xx/common.c index 205b2dbb565..369b152896c 100644 --- a/arch/arm/mach-lpc32xx/common.c +++ b/arch/arm/mach-lpc32xx/common.c @@ -164,7 +164,7 @@ int clk_is_sysclk_mainosc(void) /* * System reset via the watchdog timer */ -void lpc32xx_watchdog_reset(void) +static void lpc32xx_watchdog_reset(void) { /* Make sure WDT clocks are enabled */ __raw_writel(LPC32XX_CLKPWR_PWMCLK_WDOG_EN, @@ -311,3 +311,21 @@ void __init lpc32xx_map_io(void) { iotable_init(lpc32xx_io_desc, ARRAY_SIZE(lpc32xx_io_desc)); } + +void lpc23xx_restart(char mode, const char *cmd) +{ + switch (mode) { + case 's': + case 'h': + lpc32xx_watchdog_reset(); + break; + + default: + /* Do nothing */ + break; + } + + /* Wait for watchdog to reset system */ + while (1) + ; +} diff --git a/arch/arm/mach-lpc32xx/common.h b/arch/arm/mach-lpc32xx/common.h index 5583f52662b..4b4e700343c 100644 --- a/arch/arm/mach-lpc32xx/common.h +++ b/arch/arm/mach-lpc32xx/common.h @@ -39,6 +39,8 @@ extern void __init lpc32xx_init_irq(void); extern void __init lpc32xx_map_io(void); extern void __init lpc32xx_serial_init(void); extern void __init lpc32xx_gpio_init(void); +extern void lpc23xx_restart(char, const char *); + /* * Structure used for setting up and querying the PLLS diff --git a/arch/arm/mach-lpc32xx/include/mach/system.h b/arch/arm/mach-lpc32xx/include/mach/system.h index d47f3b1c24b..bf176c99152 100644 --- a/arch/arm/mach-lpc32xx/include/mach/system.h +++ b/arch/arm/mach-lpc32xx/include/mach/system.h @@ -24,26 +24,4 @@ static void arch_idle(void) cpu_do_idle(); } -static inline void arch_reset(char mode, const char *cmd) -{ - extern void lpc32xx_watchdog_reset(void); - - switch (mode) { - case 's': - case 'h': - printk(KERN_CRIT "RESET: Rebooting system\n"); - - lpc32xx_watchdog_reset(); - break; - - default: - /* Do nothing */ - break; - } - - /* Wait for watchdog to reset system */ - while (1) - ; -} - #endif diff --git a/arch/arm/mach-lpc32xx/phy3250.c b/arch/arm/mach-lpc32xx/phy3250.c index 6d2f0d1b937..ecb94114c81 100644 --- a/arch/arm/mach-lpc32xx/phy3250.c +++ b/arch/arm/mach-lpc32xx/phy3250.c @@ -388,4 +388,5 @@ MACHINE_START(PHY3250, "Phytec 3250 board with the LPC3250 Microcontroller") .init_irq = lpc32xx_init_irq, .timer = &lpc32xx_timer, .init_machine = phy3250_board_init, + .restart = lpc23xx_restart, MACHINE_END diff --git a/arch/arm/mach-mmp/aspenite.c b/arch/arm/mach-mmp/aspenite.c index 7a60bbbce7a..3e6dfab59ef 100644 --- a/arch/arm/mach-mmp/aspenite.c +++ b/arch/arm/mach-mmp/aspenite.c @@ -243,6 +243,7 @@ MACHINE_START(ASPENITE, "PXA168-based Aspenite Development Platform") .init_irq = pxa168_init_irq, .timer = &pxa168_timer, .init_machine = common_init, + .restart = pxa168_restart, MACHINE_END MACHINE_START(ZYLONITE2, "PXA168-based Zylonite2 Development Platform") @@ -251,4 +252,5 @@ MACHINE_START(ZYLONITE2, "PXA168-based Zylonite2 Development Platform") .init_irq = pxa168_init_irq, .timer = &pxa168_timer, .init_machine = common_init, + .restart = pxa168_restart, MACHINE_END diff --git a/arch/arm/mach-mmp/avengers_lite.c b/arch/arm/mach-mmp/avengers_lite.c index 39f0878d64a..8de3dc6131a 100644 --- a/arch/arm/mach-mmp/avengers_lite.c +++ b/arch/arm/mach-mmp/avengers_lite.c @@ -45,4 +45,5 @@ MACHINE_START(AVENGERS_LITE, "PXA168 Avengers lite Development Platform") .init_irq = pxa168_init_irq, .timer = &pxa168_timer, .init_machine = avengers_lite_init, + .restart = pxa168_restart, MACHINE_END diff --git a/arch/arm/mach-mmp/brownstone.c b/arch/arm/mach-mmp/brownstone.c index 983cfb15fbd..e16f04b39b1 100644 --- a/arch/arm/mach-mmp/brownstone.c +++ b/arch/arm/mach-mmp/brownstone.c @@ -219,4 +219,5 @@ MACHINE_START(BROWNSTONE, "Brownstone Development Platform") .init_irq = mmp2_init_irq, .timer = &mmp2_timer, .init_machine = brownstone_init, + .restart = mmp_restart, MACHINE_END diff --git a/arch/arm/mach-mmp/common.c b/arch/arm/mach-mmp/common.c index 5720674739f..062b5b93c50 100644 --- a/arch/arm/mach-mmp/common.c +++ b/arch/arm/mach-mmp/common.c @@ -45,3 +45,8 @@ void __init mmp_map_io(void) /* this is early, initialize mmp_chip_id here */ mmp_chip_id = __raw_readl(MMP_CHIPID); } + +void mmp_restart(char mode, const char *cmd) +{ + soft_restart(0); +} diff --git a/arch/arm/mach-mmp/common.h b/arch/arm/mach-mmp/common.h index ec8d65ded25..1c9d6c1ea97 100644 --- a/arch/arm/mach-mmp/common.h +++ b/arch/arm/mach-mmp/common.h @@ -6,3 +6,4 @@ extern void timer_init(int irq); extern void __init icu_init_irq(void); extern void __init mmp_map_io(void); +extern void mmp_restart(char, const char *); diff --git a/arch/arm/mach-mmp/flint.c b/arch/arm/mach-mmp/flint.c index c4fd806b15b..5a6a27a6cfd 100644 --- a/arch/arm/mach-mmp/flint.c +++ b/arch/arm/mach-mmp/flint.c @@ -121,4 +121,5 @@ MACHINE_START(FLINT, "Flint Development Platform") .init_irq = mmp2_init_irq, .timer = &mmp2_timer, .init_machine = flint_init, + .restart = mmp_restart, MACHINE_END diff --git a/arch/arm/mach-mmp/gplugd.c b/arch/arm/mach-mmp/gplugd.c index 4665767a4f7..1e3abbe37ca 100644 --- a/arch/arm/mach-mmp/gplugd.c +++ b/arch/arm/mach-mmp/gplugd.c @@ -194,4 +194,5 @@ MACHINE_START(GPLUGD, "PXA168-based GuruPlug Display (gplugD) Platform") .init_irq = pxa168_init_irq, .timer = &pxa168_timer, .init_machine = gplugd_init, + .restart = pxa168_restart, MACHINE_END diff --git a/arch/arm/mach-mmp/include/mach/pxa168.h b/arch/arm/mach-mmp/include/mach/pxa168.h index 7fb568d2845..a677aa732c2 100644 --- a/arch/arm/mach-mmp/include/mach/pxa168.h +++ b/arch/arm/mach-mmp/include/mach/pxa168.h @@ -5,6 +5,7 @@ struct sys_timer; extern struct sys_timer pxa168_timer; extern void __init pxa168_init_irq(void); +extern void pxa168_restart(char, const char *); extern void pxa168_clear_keypad_wakeup(void); #include <linux/i2c.h> diff --git a/arch/arm/mach-mmp/include/mach/system.h b/arch/arm/mach-mmp/include/mach/system.h index cb0637933a8..1d001eab81e 100644 --- a/arch/arm/mach-mmp/include/mach/system.h +++ b/arch/arm/mach-mmp/include/mach/system.h @@ -9,18 +9,8 @@ #ifndef __ASM_MACH_SYSTEM_H #define __ASM_MACH_SYSTEM_H -#include <mach/cputype.h> - static inline void arch_idle(void) { cpu_do_idle(); } - -static inline void arch_reset(char mode, const char *cmd) -{ - if (cpu_is_pxa168()) - soft_restart(0xffff0000); - else - soft_restart(0); -} #endif /* __ASM_MACH_SYSTEM_H */ diff --git a/arch/arm/mach-mmp/jasper.c b/arch/arm/mach-mmp/jasper.c index 8bfac661262..96cf5c8fe47 100644 --- a/arch/arm/mach-mmp/jasper.c +++ b/arch/arm/mach-mmp/jasper.c @@ -175,4 +175,5 @@ MACHINE_START(MARVELL_JASPER, "Jasper Development Platform") .init_irq = mmp2_init_irq, .timer = &mmp2_timer, .init_machine = jasper_init, + .restart = mmp_restart, MACHINE_END diff --git a/arch/arm/mach-mmp/pxa168.c b/arch/arm/mach-mmp/pxa168.c index 76ca15c00e4..13f23867a86 100644 --- a/arch/arm/mach-mmp/pxa168.c +++ b/arch/arm/mach-mmp/pxa168.c @@ -214,3 +214,8 @@ int __init pxa168_add_usb_host(struct pxa168_usb_pdata *pdata) pxa168_device_usb_host.dev.platform_data = pdata; return platform_device_register(&pxa168_device_usb_host); } + +void pxa168_restart(char mode, const char *cmd) +{ + soft_restart(0xffff0000); +} diff --git a/arch/arm/mach-mmp/tavorevb.c b/arch/arm/mach-mmp/tavorevb.c index eb5be879fd8..257a21283ec 100644 --- a/arch/arm/mach-mmp/tavorevb.c +++ b/arch/arm/mach-mmp/tavorevb.c @@ -103,4 +103,5 @@ MACHINE_START(TAVOREVB, "PXA910 Evaluation Board (aka TavorEVB)") .init_irq = pxa910_init_irq, .timer = &pxa910_timer, .init_machine = tavorevb_init, + .restart = mmp_restart, MACHINE_END diff --git a/arch/arm/mach-mmp/teton_bga.c b/arch/arm/mach-mmp/teton_bga.c index bbe4727b96c..8ac22a62bf1 100644 --- a/arch/arm/mach-mmp/teton_bga.c +++ b/arch/arm/mach-mmp/teton_bga.c @@ -86,4 +86,5 @@ MACHINE_START(TETON_BGA, "PXA168-based Teton BGA Development Platform") .init_irq = pxa168_init_irq, .timer = &pxa168_timer, .init_machine = teton_bga_init, + .restart = pxa168_restart, MACHINE_END diff --git a/arch/arm/mach-mmp/time.c b/arch/arm/mach-mmp/time.c index 4e91ee6e27c..71fc4ee4602 100644 --- a/arch/arm/mach-mmp/time.c +++ b/arch/arm/mach-mmp/time.c @@ -25,7 +25,6 @@ #include <linux/io.h> #include <linux/irq.h> -#include <linux/sched.h> #include <asm/sched_clock.h> #include <mach/addr-map.h> @@ -42,8 +41,6 @@ #define MAX_DELTA (0xfffffffe) #define MIN_DELTA (16) -static DEFINE_CLOCK_DATA(cd); - /* * FIXME: the timer needs some delay to stablize the counter capture */ @@ -59,16 +56,9 @@ static inline uint32_t timer_read(void) return __raw_readl(TIMERS_VIRT_BASE + TMR_CVWR(1)); } -unsigned long long notrace sched_clock(void) +static u32 notrace mmp_read_sched_clock(void) { - u32 cyc = timer_read(); - return cyc_to_sched_clock(&cd, cyc, (u32)~0); -} - -static void notrace mmp_update_sched_clock(void) -{ - u32 cyc = timer_read(); - update_sched_clock(&cd, cyc, (u32)~0); + return timer_read(); } static irqreturn_t timer_interrupt(int irq, void *dev_id) @@ -201,7 +191,7 @@ void __init timer_init(int irq) { timer_config(); - init_sched_clock(&cd, mmp_update_sched_clock, 32, CLOCK_TICK_RATE); + setup_sched_clock(mmp_read_sched_clock, 32, CLOCK_TICK_RATE); ckevt.mult = div_sc(CLOCK_TICK_RATE, NSEC_PER_SEC, ckevt.shift); ckevt.max_delta_ns = clockevent_delta2ns(MAX_DELTA, &ckevt); diff --git a/arch/arm/mach-mmp/ttc_dkb.c b/arch/arm/mach-mmp/ttc_dkb.c index 176515a7698..f0265882557 100644 --- a/arch/arm/mach-mmp/ttc_dkb.c +++ b/arch/arm/mach-mmp/ttc_dkb.c @@ -159,4 +159,5 @@ MACHINE_START(TTC_DKB, "PXA910-based TTC_DKB Development Platform") .init_irq = pxa910_init_irq, .timer = &pxa910_timer, .init_machine = ttc_dkb_init, + .restart = mmp_restart, MACHINE_END diff --git a/arch/arm/mach-msm/Kconfig b/arch/arm/mach-msm/Kconfig index ebde97f5d5f..e6beaff7621 100644 --- a/arch/arm/mach-msm/Kconfig +++ b/arch/arm/mach-msm/Kconfig @@ -67,6 +67,7 @@ config MSM_SOC_REV_A bool config ARCH_MSM_SCORPIONMP bool + select HAVE_SMP config ARCH_MSM_ARM11 bool diff --git a/arch/arm/mach-msm/include/mach/system.h b/arch/arm/mach-msm/include/mach/system.h index d2e83f42ba1..311db2b35da 100644 --- a/arch/arm/mach-msm/include/mach/system.h +++ b/arch/arm/mach-msm/include/mach/system.h @@ -12,16 +12,8 @@ * GNU General Public License for more details. * */ - -#include <mach/hardware.h> - void arch_idle(void); -static inline void arch_reset(char mode, const char *cmd) -{ - for (;;) ; /* depends on IPC w/ other core */ -} - /* low level hardware reset hook -- for example, hitting the * PSHOLD line on the PMIC to hard reset the system */ diff --git a/arch/arm/mach-mv78xx0/buffalo-wxl-setup.c b/arch/arm/mach-mv78xx0/buffalo-wxl-setup.c index 0e94268d6e6..ee74ec97c14 100644 --- a/arch/arm/mach-mv78xx0/buffalo-wxl-setup.c +++ b/arch/arm/mach-mv78xx0/buffalo-wxl-setup.c @@ -151,4 +151,5 @@ MACHINE_START(TERASTATION_WXL, "Buffalo Nas WXL") .init_early = mv78xx0_init_early, .init_irq = mv78xx0_init_irq, .timer = &mv78xx0_timer, + .restart = mv78xx0_restart, MACHINE_END diff --git a/arch/arm/mach-mv78xx0/common.c b/arch/arm/mach-mv78xx0/common.c index 23d3980ef59..5b9632b0116 100644 --- a/arch/arm/mach-mv78xx0/common.c +++ b/arch/arm/mach-mv78xx0/common.c @@ -401,3 +401,19 @@ void __init mv78xx0_init(void) feroceon_l2_init(is_l2_writethrough()); #endif } + +void mv78xx0_restart(char mode, const char *cmd) +{ + /* + * Enable soft reset to assert RSTOUTn. + */ + writel(SOFT_RESET_OUT_EN, RSTOUTn_MASK); + + /* + * Assert soft reset. + */ + writel(SOFT_RESET, SYSTEM_SOFT_RESET); + + while (1) + ; +} diff --git a/arch/arm/mach-mv78xx0/common.h b/arch/arm/mach-mv78xx0/common.h index 632e63d65e7..07d5f8f6be7 100644 --- a/arch/arm/mach-mv78xx0/common.h +++ b/arch/arm/mach-mv78xx0/common.h @@ -46,6 +46,7 @@ void mv78xx0_uart1_init(void); void mv78xx0_uart2_init(void); void mv78xx0_uart3_init(void); void mv78xx0_i2c_init(void); +void mv78xx0_restart(char, const char *); extern struct sys_timer mv78xx0_timer; diff --git a/arch/arm/mach-mv78xx0/db78x00-bp-setup.c b/arch/arm/mach-mv78xx0/db78x00-bp-setup.c index 50b85ae2da5..4d6d48bf51e 100644 --- a/arch/arm/mach-mv78xx0/db78x00-bp-setup.c +++ b/arch/arm/mach-mv78xx0/db78x00-bp-setup.c @@ -99,4 +99,5 @@ MACHINE_START(DB78X00_BP, "Marvell DB-78x00-BP Development Board") .init_early = mv78xx0_init_early, .init_irq = mv78xx0_init_irq, .timer = &mv78xx0_timer, + .restart = mv78xx0_restart, MACHINE_END diff --git a/arch/arm/mach-mv78xx0/include/mach/system.h b/arch/arm/mach-mv78xx0/include/mach/system.h index 66e7ce4e90b..8c3a5387cec 100644 --- a/arch/arm/mach-mv78xx0/include/mach/system.h +++ b/arch/arm/mach-mv78xx0/include/mach/system.h @@ -9,28 +9,9 @@ #ifndef __ASM_ARCH_SYSTEM_H #define __ASM_ARCH_SYSTEM_H -#include <mach/bridge-regs.h> - static inline void arch_idle(void) { cpu_do_idle(); } -static inline void arch_reset(char mode, const char *cmd) -{ - /* - * Enable soft reset to assert RSTOUTn. - */ - writel(SOFT_RESET_OUT_EN, RSTOUTn_MASK); - - /* - * Assert soft reset. - */ - writel(SOFT_RESET, SYSTEM_SOFT_RESET); - - while (1) - ; -} - - #endif diff --git a/arch/arm/mach-mv78xx0/rd78x00-masa-setup.c b/arch/arm/mach-mv78xx0/rd78x00-masa-setup.c index e85222e5357..9a882706e13 100644 --- a/arch/arm/mach-mv78xx0/rd78x00-masa-setup.c +++ b/arch/arm/mach-mv78xx0/rd78x00-masa-setup.c @@ -84,4 +84,5 @@ MACHINE_START(RD78X00_MASA, "Marvell RD-78x00-MASA Development Board") .init_early = mv78xx0_init_early, .init_irq = mv78xx0_init_irq, .timer = &mv78xx0_timer, + .restart = mv78xx0_restart, MACHINE_END diff --git a/arch/arm/mach-mx5/board-cpuimx51.c b/arch/arm/mach-mx5/board-cpuimx51.c index 1fc11034804..944025da833 100644 --- a/arch/arm/mach-mx5/board-cpuimx51.c +++ b/arch/arm/mach-mx5/board-cpuimx51.c @@ -297,4 +297,5 @@ MACHINE_START(EUKREA_CPUIMX51, "Eukrea CPUIMX51 Module") .handle_irq = imx51_handle_irq, .timer = &mxc_timer, .init_machine = eukrea_cpuimx51_init, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-mx5/board-cpuimx51sd.c b/arch/arm/mach-mx5/board-cpuimx51sd.c index 52a11c1898e..9fbe923c8b0 100644 --- a/arch/arm/mach-mx5/board-cpuimx51sd.c +++ b/arch/arm/mach-mx5/board-cpuimx51sd.c @@ -335,4 +335,5 @@ MACHINE_START(EUKREA_CPUIMX51SD, "Eukrea CPUIMX51SD") .handle_irq = imx51_handle_irq, .timer = &mxc_timer, .init_machine = eukrea_cpuimx51sd_init, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-mx5/board-mx50_rdp.c b/arch/arm/mach-mx5/board-mx50_rdp.c index fc3621d90bd..42b66e8d961 100644 --- a/arch/arm/mach-mx5/board-mx50_rdp.c +++ b/arch/arm/mach-mx5/board-mx50_rdp.c @@ -222,4 +222,5 @@ MACHINE_START(MX50_RDP, "Freescale MX50 Reference Design Platform") .handle_irq = imx50_handle_irq, .timer = &mx50_rdp_timer, .init_machine = mx50_rdp_board_init, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-mx5/board-mx51_3ds.c b/arch/arm/mach-mx5/board-mx51_3ds.c index 05783906db2..83eab4176ca 100644 --- a/arch/arm/mach-mx5/board-mx51_3ds.c +++ b/arch/arm/mach-mx5/board-mx51_3ds.c @@ -175,4 +175,5 @@ MACHINE_START(MX51_3DS, "Freescale MX51 3-Stack Board") .handle_irq = imx51_handle_irq, .timer = &mx51_3ds_timer, .init_machine = mx51_3ds_init, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-mx5/board-mx51_babbage.c b/arch/arm/mach-mx5/board-mx51_babbage.c index 5c837603ff0..e4b822e9f71 100644 --- a/arch/arm/mach-mx5/board-mx51_babbage.c +++ b/arch/arm/mach-mx5/board-mx51_babbage.c @@ -362,7 +362,7 @@ static void __init mx51_babbage_init(void) { iomux_v3_cfg_t usbh1stp = MX51_PAD_USBH1_STP__USBH1_STP; iomux_v3_cfg_t power_key = NEW_PAD_CTRL(MX51_PAD_EIM_A27__GPIO2_21, - PAD_CTL_SRE_FAST | PAD_CTL_DSE_HIGH | PAD_CTL_PUS_100K_UP); + PAD_CTL_SRE_FAST | PAD_CTL_DSE_HIGH); imx51_soc_init(); @@ -426,4 +426,5 @@ MACHINE_START(MX51_BABBAGE, "Freescale MX51 Babbage Board") .handle_irq = imx51_handle_irq, .timer = &mx51_babbage_timer, .init_machine = mx51_babbage_init, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-mx5/board-mx51_efikamx.c b/arch/arm/mach-mx5/board-mx51_efikamx.c index a9e48662cf7..3a5ed2dd885 100644 --- a/arch/arm/mach-mx5/board-mx51_efikamx.c +++ b/arch/arm/mach-mx5/board-mx51_efikamx.c @@ -182,7 +182,7 @@ static const struct gpio_keys_platform_data mx51_efikamx_powerkey_data __initcon .nbuttons = ARRAY_SIZE(mx51_efikamx_powerkey), }; -void mx51_efikamx_reset(void) +static void mx51_efikamx_restart(char mode, const char *cmd) { if (system_rev == 0x11) gpio_direction_output(EFIKAMX_RESET1_1, 0); @@ -292,4 +292,5 @@ MACHINE_START(MX51_EFIKAMX, "Genesi EfikaMX nettop") .handle_irq = imx51_handle_irq, .timer = &mx51_efikamx_timer, .init_machine = mx51_efikamx_init, + .restart = mx51_efikamx_restart, MACHINE_END diff --git a/arch/arm/mach-mx5/board-mx51_efikasb.c b/arch/arm/mach-mx5/board-mx51_efikasb.c index 38c4a3e28d3..ea5f65b0381 100644 --- a/arch/arm/mach-mx5/board-mx51_efikasb.c +++ b/arch/arm/mach-mx5/board-mx51_efikasb.c @@ -287,4 +287,5 @@ MACHINE_START(MX51_EFIKASB, "Genesi Efika Smartbook") .handle_irq = imx51_handle_irq, .init_machine = efikasb_board_init, .timer = &mx51_efikasb_timer, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-mx5/board-mx53_ard.c b/arch/arm/mach-mx5/board-mx53_ard.c index 0d7f0fffb23..5f224f1c3eb 100644 --- a/arch/arm/mach-mx5/board-mx53_ard.c +++ b/arch/arm/mach-mx5/board-mx53_ard.c @@ -257,4 +257,5 @@ MACHINE_START(MX53_ARD, "Freescale MX53 ARD Board") .handle_irq = imx53_handle_irq, .timer = &mx53_ard_timer, .init_machine = mx53_ard_board_init, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-mx5/board-mx53_evk.c b/arch/arm/mach-mx5/board-mx53_evk.c index 6bea31ab8f8..d6ce137896d 100644 --- a/arch/arm/mach-mx5/board-mx53_evk.c +++ b/arch/arm/mach-mx5/board-mx53_evk.c @@ -106,7 +106,7 @@ static inline void mx53_evk_fec_reset(void) gpio_set_value(MX53_EVK_FEC_PHY_RST, 1); } -static struct fec_platform_data mx53_evk_fec_pdata = { +static const struct fec_platform_data mx53_evk_fec_pdata __initconst = { .phy = PHY_INTERFACE_MODE_RMII, }; @@ -175,4 +175,5 @@ MACHINE_START(MX53_EVK, "Freescale MX53 EVK Board") .handle_irq = imx53_handle_irq, .timer = &mx53_evk_timer, .init_machine = mx53_evk_board_init, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-mx5/board-mx53_loco.c b/arch/arm/mach-mx5/board-mx53_loco.c index 7678f7734db..fd8b524e1c5 100644 --- a/arch/arm/mach-mx5/board-mx53_loco.c +++ b/arch/arm/mach-mx5/board-mx53_loco.c @@ -242,7 +242,7 @@ static inline void mx53_loco_fec_reset(void) gpio_set_value(LOCO_FEC_PHY_RST, 1); } -static struct fec_platform_data mx53_loco_fec_data = { +static const struct fec_platform_data mx53_loco_fec_data __initconst = { .phy = PHY_INTERFACE_MODE_RMII, }; @@ -317,4 +317,5 @@ MACHINE_START(MX53_LOCO, "Freescale MX53 LOCO Board") .handle_irq = imx53_handle_irq, .timer = &mx53_loco_timer, .init_machine = mx53_loco_board_init, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-mx5/board-mx53_smd.c b/arch/arm/mach-mx5/board-mx53_smd.c index 59c0845eb4a..22c53c9b18a 100644 --- a/arch/arm/mach-mx5/board-mx53_smd.c +++ b/arch/arm/mach-mx5/board-mx53_smd.c @@ -104,7 +104,7 @@ static inline void mx53_smd_fec_reset(void) gpio_set_value(SMD_FEC_PHY_RST, 1); } -static struct fec_platform_data mx53_smd_fec_data = { +static const struct fec_platform_data mx53_smd_fec_data __initconst = { .phy = PHY_INTERFACE_MODE_RMII, }; @@ -164,4 +164,5 @@ MACHINE_START(MX53_SMD, "Freescale MX53 SMD Board") .handle_irq = imx53_handle_irq, .timer = &mx53_smd_timer, .init_machine = mx53_smd_board_init, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-mx5/imx51-dt.c b/arch/arm/mach-mx5/imx51-dt.c index 596edd967db..e6bad17b908 100644 --- a/arch/arm/mach-mx5/imx51-dt.c +++ b/arch/arm/mach-mx5/imx51-dt.c @@ -115,4 +115,5 @@ DT_MACHINE_START(IMX51_DT, "Freescale i.MX51 (Device Tree Support)") .timer = &imx51_timer, .init_machine = imx51_dt_init, .dt_compat = imx51_dt_board_compat, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-mx5/imx53-dt.c b/arch/arm/mach-mx5/imx53-dt.c index 85bfd5ff21b..05ebb3e6867 100644 --- a/arch/arm/mach-mx5/imx53-dt.c +++ b/arch/arm/mach-mx5/imx53-dt.c @@ -125,4 +125,5 @@ DT_MACHINE_START(IMX53_DT, "Freescale i.MX53 (Device Tree Support)") .timer = &imx53_timer, .init_machine = imx53_dt_init, .dt_compat = imx53_dt_board_compat, + .restart = mxc_restart, MACHINE_END diff --git a/arch/arm/mach-mxs/include/mach/common.h b/arch/arm/mach-mxs/include/mach/common.h index 635bb5d9a20..1388485414c 100644 --- a/arch/arm/mach-mxs/include/mach/common.h +++ b/arch/arm/mach-mxs/include/mach/common.h @@ -16,6 +16,7 @@ struct clk; extern const u32 *mxs_get_ocotp(void); extern int mxs_reset_block(void __iomem *); extern void mxs_timer_init(struct clk *, int); +extern void mxs_restart(char, const char *); extern int mx23_register_gpios(void); extern int mx23_clocks_init(void); diff --git a/arch/arm/mach-mxs/include/mach/system.h b/arch/arm/mach-mxs/include/mach/system.h index 0e428239b43..e7ad1bb2942 100644 --- a/arch/arm/mach-mxs/include/mach/system.h +++ b/arch/arm/mach-mxs/include/mach/system.h @@ -22,6 +22,4 @@ static inline void arch_idle(void) cpu_do_idle(); } -void arch_reset(char mode, const char *cmd); - #endif /* __MACH_MXS_SYSTEM_H__ */ diff --git a/arch/arm/mach-mxs/mach-m28evk.c b/arch/arm/mach-mxs/mach-m28evk.c index 6b00577b702..2f2758230ed 100644 --- a/arch/arm/mach-mxs/mach-m28evk.c +++ b/arch/arm/mach-mxs/mach-m28evk.c @@ -363,4 +363,5 @@ MACHINE_START(M28EVK, "DENX M28 EVK") .init_irq = mx28_init_irq, .timer = &m28evk_timer, .init_machine = m28evk_init, + .restart = mxs_restart, MACHINE_END diff --git a/arch/arm/mach-mxs/mach-mx23evk.c b/arch/arm/mach-mxs/mach-mx23evk.c index c325fbe4e4c..5ea1c57d260 100644 --- a/arch/arm/mach-mxs/mach-mx23evk.c +++ b/arch/arm/mach-mxs/mach-mx23evk.c @@ -184,4 +184,5 @@ MACHINE_START(MX23EVK, "Freescale MX23 EVK") .init_irq = mx23_init_irq, .timer = &mx23evk_timer, .init_machine = mx23evk_init, + .restart = mxs_restart, MACHINE_END diff --git a/arch/arm/mach-mxs/mach-mx28evk.c b/arch/arm/mach-mxs/mach-mx28evk.c index 064ec5abaa5..d0cc37fd23a 100644 --- a/arch/arm/mach-mxs/mach-mx28evk.c +++ b/arch/arm/mach-mxs/mach-mx28evk.c @@ -501,4 +501,5 @@ MACHINE_START(MX28EVK, "Freescale MX28 EVK") .init_irq = mx28_init_irq, .timer = &mx28evk_timer, .init_machine = mx28evk_init, + .restart = mxs_restart, MACHINE_END diff --git a/arch/arm/mach-mxs/mach-stmp378x_devb.c b/arch/arm/mach-mxs/mach-stmp378x_devb.c index 6834dea38c0..a626c07b871 100644 --- a/arch/arm/mach-mxs/mach-stmp378x_devb.c +++ b/arch/arm/mach-mxs/mach-stmp378x_devb.c @@ -117,4 +117,5 @@ MACHINE_START(STMP378X, "STMP378X") .init_irq = mx23_init_irq, .timer = &stmp378x_dvb_timer, .init_machine = stmp378x_dvb_init, + .restart = mxs_restart, MACHINE_END diff --git a/arch/arm/mach-mxs/mach-tx28.c b/arch/arm/mach-mxs/mach-tx28.c index 9a1f0e7a338..2c0862e655e 100644 --- a/arch/arm/mach-mxs/mach-tx28.c +++ b/arch/arm/mach-mxs/mach-tx28.c @@ -178,4 +178,5 @@ MACHINE_START(TX28, "Ka-Ro electronics TX28 module") .init_irq = mx28_init_irq, .timer = &tx28_timer, .init_machine = tx28_stk5v3_init, + .restart = mxs_restart, MACHINE_END diff --git a/arch/arm/mach-mxs/system.c b/arch/arm/mach-mxs/system.c index cab88364e7c..b936633b768 100644 --- a/arch/arm/mach-mxs/system.c +++ b/arch/arm/mach-mxs/system.c @@ -42,7 +42,7 @@ static void __iomem *mxs_clkctrl_reset_addr; /* * Reset the system. It is called by machine_restart(). */ -void arch_reset(char mode, const char *cmd) +void mxs_restart(char mode, const char *cmd) { /* reset the chip */ __mxs_setl(MXS_CLKCTRL_RESET_CHIP, mxs_clkctrl_reset_addr); diff --git a/arch/arm/mach-netx/generic.c b/arch/arm/mach-netx/generic.c index 00023b5cf12..59e67979f19 100644 --- a/arch/arm/mach-netx/generic.c +++ b/arch/arm/mach-netx/generic.c @@ -187,3 +187,8 @@ static int __init netx_init(void) subsys_initcall(netx_init); +void netx_restart(char mode, const char *cmd) +{ + writel(NETX_SYSTEM_RES_CR_FIRMW_RES_EN | NETX_SYSTEM_RES_CR_FIRMW_RES, + NETX_SYSTEM_RES_CR); +} diff --git a/arch/arm/mach-netx/generic.h b/arch/arm/mach-netx/generic.h index ede2d35341c..9b915119b8d 100644 --- a/arch/arm/mach-netx/generic.h +++ b/arch/arm/mach-netx/generic.h @@ -19,6 +19,7 @@ extern void __init netx_map_io(void); extern void __init netx_init_irq(void); +extern void netx_restart(char, const char *); struct sys_timer; extern struct sys_timer netx_timer; diff --git a/arch/arm/mach-netx/include/mach/system.h b/arch/arm/mach-netx/include/mach/system.h index dc7b4bc003c..b38fa36d58c 100644 --- a/arch/arm/mach-netx/include/mach/system.h +++ b/arch/arm/mach-netx/include/mach/system.h @@ -19,20 +19,10 @@ #ifndef __ASM_ARCH_SYSTEM_H #define __ASM_ARCH_SYSTEM_H -#include <linux/io.h> -#include <mach/hardware.h> -#include "netx-regs.h" - static inline void arch_idle(void) { cpu_do_idle(); } -static inline void arch_reset(char mode, const char *cmd) -{ - writel(NETX_SYSTEM_RES_CR_FIRMW_RES_EN | NETX_SYSTEM_RES_CR_FIRMW_RES, - NETX_SYSTEM_RES_CR); -} - #endif diff --git a/arch/arm/mach-netx/nxdb500.c b/arch/arm/mach-netx/nxdb500.c index ef8cf3574a0..180ea899a48 100644 --- a/arch/arm/mach-netx/nxdb500.c +++ b/arch/arm/mach-netx/nxdb500.c @@ -207,4 +207,5 @@ MACHINE_START(NXDB500, "Hilscher nxdb500") .handle_irq = vic_handle_irq, .timer = &netx_timer, .init_machine = nxdb500_init, + .restart = netx_restart, MACHINE_END diff --git a/arch/arm/mach-netx/nxdkn.c b/arch/arm/mach-netx/nxdkn.c index 588558bdd80..58009e29b20 100644 --- a/arch/arm/mach-netx/nxdkn.c +++ b/arch/arm/mach-netx/nxdkn.c @@ -100,4 +100,5 @@ MACHINE_START(NXDKN, "Hilscher nxdkn") .handle_irq = vic_handle_irq, .timer = &netx_timer, .init_machine = nxdkn_init, + .restart = netx_restart, MACHINE_END diff --git a/arch/arm/mach-netx/nxeb500hmi.c b/arch/arm/mach-netx/nxeb500hmi.c index cfcbb503864..122e99826ef 100644 --- a/arch/arm/mach-netx/nxeb500hmi.c +++ b/arch/arm/mach-netx/nxeb500hmi.c @@ -184,4 +184,5 @@ MACHINE_START(NXEB500HMI, "Hilscher nxeb500hmi") .handle_irq = vic_handle_irq, .timer = &netx_timer, .init_machine = nxeb500hmi_init, + .restart = netx_restart, MACHINE_END diff --git a/arch/arm/mach-nomadik/board-nhk8815.c b/arch/arm/mach-nomadik/board-nhk8815.c index f98259c050e..7c878bf0034 100644 --- a/arch/arm/mach-nomadik/board-nhk8815.c +++ b/arch/arm/mach-nomadik/board-nhk8815.c @@ -35,6 +35,8 @@ #include <mach/nand.h> #include <mach/fsmc.h> +#include "cpu-8815.h" + /* Initial value for SRC control register: all timers use MXTAL/8 source */ #define SRC_CR_INIT_MASK 0x00007fff #define SRC_CR_INIT_VAL 0x2aaa8000 @@ -284,4 +286,5 @@ MACHINE_START(NOMADIK, "NHK8815") .handle_irq = vic_handle_irq, .timer = &nomadik_timer, .init_machine = nhk8815_platform_init, + .restart = cpu8815_restart, MACHINE_END diff --git a/arch/arm/mach-nomadik/cpu-8815.c b/arch/arm/mach-nomadik/cpu-8815.c index dc67717db6f..65df7b4fdd3 100644 --- a/arch/arm/mach-nomadik/cpu-8815.c +++ b/arch/arm/mach-nomadik/cpu-8815.c @@ -21,6 +21,7 @@ #include <linux/device.h> #include <linux/amba/bus.h> #include <linux/platform_device.h> +#include <linux/io.h> #include <plat/gpio-nomadik.h> #include <mach/hardware.h> @@ -32,6 +33,7 @@ #include <asm/hardware/cache-l2x0.h> #include "clock.h" +#include "cpu-8815.h" #define __MEM_4K_RESOURCE(x) \ .res = {.start = (x), .end = (x) + SZ_4K - 1, .flags = IORESOURCE_MEM} @@ -164,3 +166,13 @@ void __init cpu8815_init_irq(void) #endif return; } + +void cpu8815_restart(char mode, const char *cmd) +{ + void __iomem *src_rstsr = io_p2v(NOMADIK_SRC_BASE + 0x18); + + /* FIXME: use egpio when implemented */ + + /* Write anything to Reset status register */ + writel(1, src_rstsr); +} diff --git a/arch/arm/mach-nomadik/cpu-8815.h b/arch/arm/mach-nomadik/cpu-8815.h new file mode 100644 index 00000000000..71c21e8a11d --- /dev/null +++ b/arch/arm/mach-nomadik/cpu-8815.h @@ -0,0 +1,4 @@ +extern void cpu8815_map_io(void); +extern void cpu8815_platform_init(void); +extern void cpu8815_init_irq(void); +extern void cpu8815_restart(char, const char *); diff --git a/arch/arm/mach-nomadik/include/mach/setup.h b/arch/arm/mach-nomadik/include/mach/setup.h index b7897edf1f3..bcaeaf41c05 100644 --- a/arch/arm/mach-nomadik/include/mach/setup.h +++ b/arch/arm/mach-nomadik/include/mach/setup.h @@ -12,9 +12,6 @@ #ifdef CONFIG_NOMADIK_8815 -extern void cpu8815_map_io(void); -extern void cpu8815_platform_init(void); -extern void cpu8815_init_irq(void); extern void nmdk_timer_init(void); #endif /* NOMADIK_8815 */ diff --git a/arch/arm/mach-nomadik/include/mach/system.h b/arch/arm/mach-nomadik/include/mach/system.h index 7119f688116..25e198b8976 100644 --- a/arch/arm/mach-nomadik/include/mach/system.h +++ b/arch/arm/mach-nomadik/include/mach/system.h @@ -20,9 +20,6 @@ #ifndef __ASM_ARCH_SYSTEM_H #define __ASM_ARCH_SYSTEM_H -#include <linux/io.h> -#include <mach/hardware.h> - static inline void arch_idle(void) { /* @@ -32,14 +29,4 @@ static inline void arch_idle(void) cpu_do_idle(); } -static inline void arch_reset(char mode, const char *cmd) -{ - void __iomem *src_rstsr = io_p2v(NOMADIK_SRC_BASE + 0x18); - - /* FIXME: use egpio when implemented */ - - /* Write anything to Reset status register */ - writel(1, src_rstsr); -} - #endif diff --git a/arch/arm/mach-omap1/board-ams-delta.c b/arch/arm/mach-omap1/board-ams-delta.c index af7911963c0..88909cc0b25 100644 --- a/arch/arm/mach-omap1/board-ams-delta.c +++ b/arch/arm/mach-omap1/board-ams-delta.c @@ -386,6 +386,7 @@ MACHINE_START(AMS_DELTA, "Amstrad E3 (Delta)") .init_irq = omap1_init_irq, .init_machine = ams_delta_init, .timer = &omap1_timer, + .restart = omap1_restart, MACHINE_END EXPORT_SYMBOL(ams_delta_latch1_write); diff --git a/arch/arm/mach-omap1/board-fsample.c b/arch/arm/mach-omap1/board-fsample.c index b9c4c0f933e..0b9464b4121 100644 --- a/arch/arm/mach-omap1/board-fsample.c +++ b/arch/arm/mach-omap1/board-fsample.c @@ -390,4 +390,5 @@ MACHINE_START(OMAP_FSAMPLE, "OMAP730 F-Sample") .init_irq = omap1_init_irq, .init_machine = omap_fsample_init, .timer = &omap1_timer, + .restart = omap1_restart, MACHINE_END diff --git a/arch/arm/mach-omap1/board-generic.c b/arch/arm/mach-omap1/board-generic.c index 7f41d7a504a..9a5fe581bc1 100644 --- a/arch/arm/mach-omap1/board-generic.c +++ b/arch/arm/mach-omap1/board-generic.c @@ -89,4 +89,5 @@ MACHINE_START(OMAP_GENERIC, "Generic OMAP1510/1610/1710") .init_irq = omap1_init_irq, .init_machine = omap_generic_init, .timer = &omap1_timer, + .restart = omap1_restart, MACHINE_END diff --git a/arch/arm/mach-omap1/board-h2.c b/arch/arm/mach-omap1/board-h2.c index 7933b97698f..00ad6b22d60 100644 --- a/arch/arm/mach-omap1/board-h2.c +++ b/arch/arm/mach-omap1/board-h2.c @@ -456,4 +456,5 @@ MACHINE_START(OMAP_H2, "TI-H2") .init_irq = omap1_init_irq, .init_machine = h2_init, .timer = &omap1_timer, + .restart = omap1_restart, MACHINE_END diff --git a/arch/arm/mach-omap1/board-h3.c b/arch/arm/mach-omap1/board-h3.c index 04be2f83ca0..4a7f2514970 100644 --- a/arch/arm/mach-omap1/board-h3.c +++ b/arch/arm/mach-omap1/board-h3.c @@ -444,4 +444,5 @@ MACHINE_START(OMAP_H3, "TI OMAP1710 H3 board") .init_irq = omap1_init_irq, .init_machine = h3_init, .timer = &omap1_timer, + .restart = omap1_restart, MACHINE_END diff --git a/arch/arm/mach-omap1/board-htcherald.c b/arch/arm/mach-omap1/board-htcherald.c index 46fcfeb1f11..731cc3db7ab 100644 --- a/arch/arm/mach-omap1/board-htcherald.c +++ b/arch/arm/mach-omap1/board-htcherald.c @@ -610,4 +610,5 @@ MACHINE_START(HERALD, "HTC Herald") .init_irq = omap1_init_irq, .init_machine = htcherald_init, .timer = &omap1_timer, + .restart = omap1_restart, MACHINE_END diff --git a/arch/arm/mach-omap1/board-innovator.c b/arch/arm/mach-omap1/board-innovator.c index f99d11de153..309369ea697 100644 --- a/arch/arm/mach-omap1/board-innovator.c +++ b/arch/arm/mach-omap1/board-innovator.c @@ -460,4 +460,5 @@ MACHINE_START(OMAP_INNOVATOR, "TI-Innovator") .init_irq = omap1_init_irq, .init_machine = innovator_init, .timer = &omap1_timer, + .restart = omap1_restart, MACHINE_END diff --git a/arch/arm/mach-omap1/board-nokia770.c b/arch/arm/mach-omap1/board-nokia770.c index c64342388ec..f9efc036ba9 100644 --- a/arch/arm/mach-omap1/board-nokia770.c +++ b/arch/arm/mach-omap1/board-nokia770.c @@ -259,4 +259,5 @@ MACHINE_START(NOKIA770, "Nokia 770") .init_irq = omap1_init_irq, .init_machine = omap_nokia770_init, .timer = &omap1_timer, + .restart = omap1_restart, MACHINE_END diff --git a/arch/arm/mach-omap1/board-osk.c b/arch/arm/mach-omap1/board-osk.c index a409dfcc5b1..675de06557a 100644 --- a/arch/arm/mach-omap1/board-osk.c +++ b/arch/arm/mach-omap1/board-osk.c @@ -578,4 +578,5 @@ MACHINE_START(OMAP_OSK, "TI-OSK") .init_irq = omap1_init_irq, .init_machine = osk_init, .timer = &omap1_timer, + .restart = omap1_restart, MACHINE_END diff --git a/arch/arm/mach-omap1/board-palmte.c b/arch/arm/mach-omap1/board-palmte.c index 105292d3948..81fa27f8836 100644 --- a/arch/arm/mach-omap1/board-palmte.c +++ b/arch/arm/mach-omap1/board-palmte.c @@ -270,4 +270,5 @@ MACHINE_START(OMAP_PALMTE, "OMAP310 based Palm Tungsten E") .init_irq = omap1_init_irq, .init_machine = omap_palmte_init, .timer = &omap1_timer, + .restart = omap1_restart, MACHINE_END diff --git a/arch/arm/mach-omap1/board-palmtt.c b/arch/arm/mach-omap1/board-palmtt.c index 387a9006358..81cb8217838 100644 --- a/arch/arm/mach-omap1/board-palmtt.c +++ b/arch/arm/mach-omap1/board-palmtt.c @@ -317,4 +317,5 @@ MACHINE_START(OMAP_PALMTT, "OMAP1510 based Palm Tungsten|T") .init_irq = omap1_init_irq, .init_machine = omap_palmtt_init, .timer = &omap1_timer, + .restart = omap1_restart, MACHINE_END diff --git a/arch/arm/mach-omap1/board-palmz71.c b/arch/arm/mach-omap1/board-palmz71.c index df6d15e68aa..e881945ce8e 100644 --- a/arch/arm/mach-omap1/board-palmz71.c +++ b/arch/arm/mach-omap1/board-palmz71.c @@ -334,4 +334,5 @@ MACHINE_START(OMAP_PALMZ71, "OMAP310 based Palm Zire71") .init_irq = omap1_init_irq, .init_machine = omap_palmz71_init, .timer = &omap1_timer, + .restart = omap1_restart, MACHINE_END diff --git a/arch/arm/mach-omap1/board-perseus2.c b/arch/arm/mach-omap1/board-perseus2.c index 57ecd7e0983..c000bed7627 100644 --- a/arch/arm/mach-omap1/board-perseus2.c +++ b/arch/arm/mach-omap1/board-perseus2.c @@ -352,4 +352,5 @@ MACHINE_START(OMAP_PERSEUS2, "OMAP730 Perseus2") .init_irq = omap1_init_irq, .init_machine = omap_perseus2_init, .timer = &omap1_timer, + .restart = omap1_restart, MACHINE_END diff --git a/arch/arm/mach-omap1/board-sx1.c b/arch/arm/mach-omap1/board-sx1.c index 774ae39fd63..7bcd82ab0fd 100644 --- a/arch/arm/mach-omap1/board-sx1.c +++ b/arch/arm/mach-omap1/board-sx1.c @@ -416,4 +416,5 @@ MACHINE_START(SX1, "OMAP310 based Siemens SX1") .init_irq = omap1_init_irq, .init_machine = omap_sx1_init, .timer = &omap1_timer, + .restart = omap1_restart, MACHINE_END diff --git a/arch/arm/mach-omap1/board-voiceblue.c b/arch/arm/mach-omap1/board-voiceblue.c index 7721c146d8d..f83a502dc93 100644 --- a/arch/arm/mach-omap1/board-voiceblue.c +++ b/arch/arm/mach-omap1/board-voiceblue.c @@ -28,7 +28,6 @@ #include <linux/export.h> #include <mach/hardware.h> -#include <mach/system.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> @@ -221,7 +220,7 @@ void voiceblue_wdt_ping(void) gpio_set_value(0, wdt_gpio_state); } -static void voiceblue_reset(char mode, const char *cmd) +static void voiceblue_restart(char mode, const char *cmd) { /* * Workaround for 5912/1611b bug mentioned in sprz209d.pdf p. 28 @@ -285,8 +284,6 @@ static void __init voiceblue_init(void) * (it is connected through invertor) */ omap_writeb(0x00, OMAP_LPG1_LCR); omap_writeb(0x00, OMAP_LPG1_PMR); /* Disable clock */ - - arch_reset = voiceblue_reset; } MACHINE_START(VOICEBLUE, "VoiceBlue OMAP5910") @@ -298,4 +295,5 @@ MACHINE_START(VOICEBLUE, "VoiceBlue OMAP5910") .init_irq = omap1_init_irq, .init_machine = voiceblue_init, .timer = &omap1_timer, + .restart = voiceblue_restart, MACHINE_END diff --git a/arch/arm/mach-omap1/common.h b/arch/arm/mach-omap1/common.h index 52c4eda97fa..a9a5146dd2d 100644 --- a/arch/arm/mach-omap1/common.h +++ b/arch/arm/mach-omap1/common.h @@ -54,6 +54,7 @@ static inline void omap16xx_map_io(void) void omap1_init_early(void); void omap1_init_irq(void); +void omap1_restart(char, const char *); extern struct sys_timer omap1_timer; extern bool omap_32k_timer_init(void); diff --git a/arch/arm/mach-omap1/reset.c b/arch/arm/mach-omap1/reset.c index ad951ee6920..91d199b6497 100644 --- a/arch/arm/mach-omap1/reset.c +++ b/arch/arm/mach-omap1/reset.c @@ -5,10 +5,9 @@ #include <linux/io.h> #include <mach/hardware.h> -#include <mach/system.h> #include <plat/prcm.h> -void omap1_arch_reset(char mode, const char *cmd) +void omap1_restart(char mode, const char *cmd) { /* * Workaround for 5912/1611b bug mentioned in sprz209d.pdf p. 28 @@ -21,5 +20,3 @@ void omap1_arch_reset(char mode, const char *cmd) omap_writew(1, ARM_RSTCT1); } - -void (*arch_reset)(char, const char *) = omap1_arch_reset; diff --git a/arch/arm/mach-omap1/time.c b/arch/arm/mach-omap1/time.c index 485a21d3100..b8faffa44f9 100644 --- a/arch/arm/mach-omap1/time.c +++ b/arch/arm/mach-omap1/time.c @@ -37,7 +37,6 @@ #include <linux/init.h> #include <linux/delay.h> #include <linux/interrupt.h> -#include <linux/sched.h> #include <linux/spinlock.h> #include <linux/clk.h> #include <linux/err.h> @@ -190,30 +189,9 @@ static __init void omap_init_mpu_timer(unsigned long rate) * --------------------------------------------------------------------------- */ -static DEFINE_CLOCK_DATA(cd); - -static inline unsigned long long notrace _omap_mpu_sched_clock(void) -{ - u32 cyc = ~omap_mpu_timer_read(1); - return cyc_to_sched_clock(&cd, cyc, (u32)~0); -} - -#ifndef CONFIG_OMAP_32K_TIMER -unsigned long long notrace sched_clock(void) -{ - return _omap_mpu_sched_clock(); -} -#else -static unsigned long long notrace omap_mpu_sched_clock(void) -{ - return _omap_mpu_sched_clock(); -} -#endif - -static void notrace mpu_update_sched_clock(void) +static u32 notrace omap_mpu_read_sched_clock(void) { - u32 cyc = ~omap_mpu_timer_read(1); - update_sched_clock(&cd, cyc, (u32)~0); + return ~omap_mpu_timer_read(1); } static void __init omap_init_clocksource(unsigned long rate) @@ -223,7 +201,7 @@ static void __init omap_init_clocksource(unsigned long rate) "%s: can't register clocksource!\n"; omap_mpu_timer_start(1, ~0, 1); - init_sched_clock(&cd, mpu_update_sched_clock, 32, rate); + setup_sched_clock(omap_mpu_read_sched_clock, 32, rate); if (clocksource_mmio_init(&timer->read_tim, "mpu_timer2", rate, 300, 32, clocksource_mmio_readl_down)) @@ -254,30 +232,6 @@ static inline void omap_mpu_timer_init(void) } #endif /* CONFIG_OMAP_MPU_TIMER */ -#if defined(CONFIG_OMAP_MPU_TIMER) && defined(CONFIG_OMAP_32K_TIMER) -static unsigned long long (*preferred_sched_clock)(void); - -unsigned long long notrace sched_clock(void) -{ - if (!preferred_sched_clock) - return 0; - - return preferred_sched_clock(); -} - -static inline void preferred_sched_clock_init(bool use_32k_sched_clock) -{ - if (use_32k_sched_clock) - preferred_sched_clock = omap_32k_sched_clock; - else - preferred_sched_clock = omap_mpu_sched_clock; -} -#else -static inline void preferred_sched_clock_init(bool use_32k_sched_clcok) -{ -} -#endif - static inline int omap_32k_timer_usable(void) { int res = false; @@ -299,12 +253,8 @@ static inline int omap_32k_timer_usable(void) */ static void __init omap1_timer_init(void) { - if (omap_32k_timer_usable()) { - preferred_sched_clock_init(1); - } else { + if (!omap_32k_timer_usable()) omap_mpu_timer_init(); - preferred_sched_clock_init(0); - } } struct sys_timer omap1_timer = { diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig index f475954c3b9..ef25ff4d920 100644 --- a/arch/arm/mach-omap2/Kconfig +++ b/arch/arm/mach-omap2/Kconfig @@ -43,8 +43,10 @@ config ARCH_OMAP4 bool "TI OMAP4" default y depends on ARCH_OMAP2PLUS + select CACHE_L2X0 select CPU_V7 select ARM_GIC + select HAVE_SMP select LOCAL_TIMERS if SMP select PL310_ERRATA_588369 select PL310_ERRATA_727915 diff --git a/arch/arm/mach-omap2/board-2430sdp.c b/arch/arm/mach-omap2/board-2430sdp.c index d88143faca5..7370983f809 100644 --- a/arch/arm/mach-omap2/board-2430sdp.c +++ b/arch/arm/mach-omap2/board-2430sdp.c @@ -304,4 +304,5 @@ MACHINE_START(OMAP_2430SDP, "OMAP2430 sdp2430 board") .handle_irq = omap2_intc_handle_irq, .init_machine = omap_2430sdp_init, .timer = &omap2_timer, + .restart = omap_prcm_restart, MACHINE_END diff --git a/arch/arm/mach-omap2/board-3430sdp.c b/arch/arm/mach-omap2/board-3430sdp.c index 83126368ed9..9996334cb68 100644 --- a/arch/arm/mach-omap2/board-3430sdp.c +++ b/arch/arm/mach-omap2/board-3430sdp.c @@ -731,4 +731,5 @@ MACHINE_START(OMAP_3430SDP, "OMAP3430 3430SDP board") .handle_irq = omap3_intc_handle_irq, .init_machine = omap_3430sdp_init, .timer = &omap3_timer, + .restart = omap_prcm_restart, MACHINE_END diff --git a/arch/arm/mach-omap2/board-3630sdp.c b/arch/arm/mach-omap2/board-3630sdp.c index 7969dd904bd..6ef350d1ae4 100644 --- a/arch/arm/mach-omap2/board-3630sdp.c +++ b/arch/arm/mach-omap2/board-3630sdp.c @@ -218,4 +218,5 @@ MACHINE_START(OMAP_3630SDP, "OMAP 3630SDP board") .handle_irq = omap3_intc_handle_irq, .init_machine = omap_sdp_init, .timer = &omap3_timer, + .restart = omap_prcm_restart, MACHINE_END diff --git a/arch/arm/mach-omap2/board-4430sdp.c b/arch/arm/mach-omap2/board-4430sdp.c index ef2bbc09428..bad5d5a5ef7 100644 --- a/arch/arm/mach-omap2/board-4430sdp.c +++ b/arch/arm/mach-omap2/board-4430sdp.c @@ -987,4 +987,5 @@ MACHINE_START(OMAP_4430SDP, "OMAP4430 4430SDP board") .handle_irq = gic_handle_irq, .init_machine = omap_4430sdp_init, .timer = &omap4_timer, + .restart = omap_prcm_restart, MACHINE_END diff --git a/arch/arm/mach-omap2/board-am3517crane.c b/arch/arm/mach-omap2/board-am3517crane.c index 7e90f93263d..c3851e8de28 100644 --- a/arch/arm/mach-omap2/board-am3517crane.c +++ b/arch/arm/mach-omap2/board-am3517crane.c @@ -101,4 +101,5 @@ MACHINE_START(CRANEBOARD, "AM3517/05 CRANEBOARD") .handle_irq = omap3_intc_handle_irq, .init_machine = am3517_crane_init, .timer = &omap3_timer, + .restart = omap_prcm_restart, MACHINE_END diff --git a/arch/arm/mach-omap2/board-am3517evm.c b/arch/arm/mach-omap2/board-am3517evm.c index 551cae8d9b8..f5a3a3f1173 100644 --- a/arch/arm/mach-omap2/board-am3517evm.c +++ b/arch/arm/mach-omap2/board-am3517evm.c @@ -494,4 +494,5 @@ MACHINE_START(OMAP3517EVM, "OMAP3517/AM3517 EVM") .handle_irq = omap3_intc_handle_irq, .init_machine = am3517_evm_init, .timer = &omap3_timer, + .restart = omap_prcm_restart, MACHINE_END diff --git a/arch/arm/mach-omap2/board-apollon.c b/arch/arm/mach-omap2/board-apollon.c index 5a66480feed..ac773829941 100644 --- a/arch/arm/mach-omap2/board-apollon.c +++ b/arch/arm/mach-omap2/board-apollon.c @@ -357,4 +357,5 @@ MACHINE_START(OMAP_APOLLON, "OMAP24xx Apollon") .handle_irq = omap2_intc_handle_irq, .init_machine = omap_apollon_init, .timer = &omap2_timer, + .restart = omap_prcm_restart, MACHINE_END diff --git a/arch/arm/mach-omap2/board-cm-t35.c b/arch/arm/mach-omap2/board-cm-t35.c index 510b6a2ff0f..1545102d1f9 100644 --- a/arch/arm/mach-omap2/board-cm-t35.c +++ b/arch/arm/mach-omap2/board-cm-t35.c @@ -637,6 +637,7 @@ MACHINE_START(CM_T35, "Compulab CM-T35") .handle_irq = omap3_intc_handle_irq, .init_machine = cm_t35_init, .timer = &omap3_timer, + .restart = omap_prcm_restart, MACHINE_END MACHINE_START(CM_T3730, "Compulab CM-T3730") @@ -648,4 +649,5 @@ MACHINE_START(CM_T3730, "Compulab CM-T3730") .handle_irq = omap3_intc_handle_irq, .init_machine = cm_t3730_init, .timer = &omap3_timer, + .restart = omap_prcm_restart, MACHINE_END diff --git a/arch/arm/mach-omap2/board-cm-t3517.c b/arch/arm/mach-omap2/board-cm-t3517.c index efc5cedb1fb..f36d694d215 100644 --- a/arch/arm/mach-omap2/board-cm-t3517.c +++ b/arch/arm/mach-omap2/board-cm-t3517.c @@ -302,4 +302,5 @@ MACHINE_START(CM_T3517, "Compulab CM-T3517") .handle_irq = omap3_intc_handle_irq, .init_machine = cm_t3517_init, .timer = &omap3_timer, + .restart = omap_prcm_restart, MACHINE_END diff --git a/arch/arm/mach-omap2/board-devkit8000.c b/arch/arm/mach-omap2/board-devkit8000.c index d81ea7fa75e..e873063f4fd 100644 --- a/arch/arm/mach-omap2/board-devkit8000.c +++ b/arch/arm/mach-omap2/board-devkit8000.c @@ -663,4 +663,5 @@ MACHINE_START(DEVKIT8000, "OMAP3 Devkit8000") .handle_irq = omap3_intc_handle_irq, .init_machine = devkit8000_init, .timer = &omap3_secure_timer, + .restart = omap_prcm_restart, MACHINE_END diff --git a/arch/arm/mach-omap2/board-generic.c b/arch/arm/mach-omap2/board-generic.c index 63b54163b99..f8c5b2cc7c9 100644 --- a/arch/arm/mach-omap2/board-generic.c +++ b/arch/arm/mach-omap2/board-generic.c @@ -106,6 +106,7 @@ DT_MACHINE_START(OMAP242X_DT, "Generic OMAP2420 (Flattened Device Tree)") .init_machine = omap_generic_init, .timer = &omap2_timer, .dt_compat = omap242x_boards_compat, + .restart = omap_prcm_restart, MACHINE_END #endif @@ -125,6 +126,7 @@ DT_MACHINE_START(OMAP243X_DT, "Generic OMAP2430 (Flattened Device Tree)") .init_machine = omap_generic_init, .timer = &omap2_timer, .dt_compat = omap243x_boards_compat, + .restart = omap_prcm_restart, MACHINE_END #endif @@ -143,6 +145,7 @@ DT_MACHINE_START(OMAP3_DT, "Generic OMAP3 (Flattened Device Tree)") .init_machine = omap3_init, .timer = &omap3_timer, .dt_compat = omap3_boards_compat, + .restart = omap_prcm_restart, MACHINE_END #endif @@ -161,5 +164,6 @@ DT_MACHINE_START(OMAP4_DT, "Generic OMAP4 (Flattened Device Tree)") .init_machine = omap4_init, .timer = &omap4_timer, .dt_compat = omap4_boards_compat, + .restart = omap_prcm_restart, MACHINE_END #endif diff --git a/arch/arm/mach-omap2/board-h4.c b/arch/arm/mach-omap2/board-h4.c index ec4018362e8..54af800d143 100644 --- a/arch/arm/mach-omap2/board-h4.c +++ b/arch/arm/mach-omap2/board-h4.c @@ -399,4 +399,5 @@ MACHINE_START(OMAP_H4, "OMAP2420 H4 board") .handle_irq = omap2_intc_handle_irq, .init_machine = omap_h4_init, .timer = &omap2_timer, + .restart = omap_prcm_restart, MACHINE_END diff --git a/arch/arm/mach-omap2/board-igep0020.c b/arch/arm/mach-omap2/board-igep0020.c index 5949f6ae3ed..a59ace0ed56 100644 --- a/arch/arm/mach-omap2/board-igep0020.c +++ b/arch/arm/mach-omap2/board-igep0020.c @@ -675,6 +675,7 @@ MACHINE_START(IGEP0020, "IGEP v2 board") .handle_irq = omap3_intc_handle_irq, .init_machine = igep_init, .timer = &omap3_timer, + .restart = omap_prcm_restart, MACHINE_END MACHINE_START(IGEP0030, "IGEP OMAP3 module") @@ -686,4 +687,5 @@ MACHINE_START(IGEP0030, "IGEP OMAP3 module") .handle_irq = omap3_intc_handle_irq, .init_machine = igep_init, .timer = &omap3_timer, + .restart = omap_prcm_restart, MACHINE_END diff --git a/arch/arm/mach-omap2/board-ldp.c b/arch/arm/mach-omap2/board-ldp.c index 13bde0e6693..2d2a61f7dcb 100644 --- a/arch/arm/mach-omap2/board-ldp.c +++ b/arch/arm/mach-omap2/board-ldp.c @@ -437,4 +437,5 @@ MACHINE_START(OMAP_LDP, "OMAP LDP board") .handle_irq = omap3_intc_handle_irq, .init_machine = omap_ldp_init, .timer = &omap3_timer, + .restart = omap_prcm_restart, MACHINE_END diff --git a/arch/arm/mach-omap2/board-n8x0.c b/arch/arm/mach-omap2/board-n8x0.c index bebd3d84365..cef2cf1c0b8 100644 --- a/arch/arm/mach-omap2/board-n8x0.c +++ b/arch/arm/mach-omap2/board-n8x0.c @@ -692,6 +692,7 @@ MACHINE_START(NOKIA_N800, "Nokia N800") .handle_irq = omap2_intc_handle_irq, .init_machine = n8x0_init_machine, .timer = &omap2_timer, + .restart = omap_prcm_restart, MACHINE_END MACHINE_START(NOKIA_N810, "Nokia N810") @@ -703,6 +704,7 @@ MACHINE_START(NOKIA_N810, "Nokia N810") .handle_irq = omap2_intc_handle_irq, .init_machine = n8x0_init_machine, .timer = &omap2_timer, + .restart = omap_prcm_restart, MACHINE_END MACHINE_START(NOKIA_N810_WIMAX, "Nokia N810 WiMAX") @@ -714,4 +716,5 @@ MACHINE_START(NOKIA_N810_WIMAX, "Nokia N810 WiMAX") .handle_irq = omap2_intc_handle_irq, .init_machine = n8x0_init_machine, .timer = &omap2_timer, + .restart = omap_prcm_restart, MACHINE_END diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c index c34f5658828..7ffcd2839e7 100644 --- a/arch/arm/mach-omap2/board-omap3beagle.c +++ b/arch/arm/mach-omap2/board-omap3beagle.c @@ -562,4 +562,5 @@ MACHINE_START(OMAP3_BEAGLE, "OMAP3 Beagle Board") .handle_irq = omap3_intc_handle_irq, .init_machine = omap3_beagle_init, .timer = &omap3_secure_timer, + .restart = omap_prcm_restart, MACHINE_END diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c index f11bc444e7b..003fe34c934 100644 --- a/arch/arm/mach-omap2/board-omap3evm.c +++ b/arch/arm/mach-omap2/board-omap3evm.c @@ -684,4 +684,5 @@ MACHINE_START(OMAP3EVM, "OMAP3 EVM") .handle_irq = omap3_intc_handle_irq, .init_machine = omap3_evm_init, .timer = &omap3_timer, + .restart = omap_prcm_restart, MACHINE_END diff --git a/arch/arm/mach-omap2/board-omap3logic.c b/arch/arm/mach-omap2/board-omap3logic.c index 5fa6bad9574..4198dd017d8 100644 --- a/arch/arm/mach-omap2/board-omap3logic.c +++ b/arch/arm/mach-omap2/board-omap3logic.c @@ -211,6 +211,7 @@ MACHINE_START(OMAP3_TORPEDO, "Logic OMAP3 Torpedo board") .handle_irq = omap3_intc_handle_irq, .init_machine = omap3logic_init, .timer = &omap3_timer, + .restart = omap_prcm_restart, MACHINE_END MACHINE_START(OMAP3530_LV_SOM, "OMAP Logic 3530 LV SOM board") @@ -221,4 +222,5 @@ MACHINE_START(OMAP3530_LV_SOM, "OMAP Logic 3530 LV SOM board") .handle_irq = omap3_intc_handle_irq, .init_machine = omap3logic_init, .timer = &omap3_timer, + .restart = omap_prcm_restart, MACHINE_END diff --git a/arch/arm/mach-omap2/board-omap3pandora.c b/arch/arm/mach-omap2/board-omap3pandora.c index ef315c585b7..1644b73017f 100644 --- a/arch/arm/mach-omap2/board-omap3pandora.c +++ b/arch/arm/mach-omap2/board-omap3pandora.c @@ -609,4 +609,5 @@ MACHINE_START(OMAP3_PANDORA, "Pandora Handheld Console") .handle_irq = omap3_intc_handle_irq, .init_machine = omap3pandora_init, .timer = &omap3_timer, + .restart = omap_prcm_restart, MACHINE_END diff --git a/arch/arm/mach-omap2/board-omap3stalker.c b/arch/arm/mach-omap2/board-omap3stalker.c index b21d70a2e4a..cb089a46f62 100644 --- a/arch/arm/mach-omap2/board-omap3stalker.c +++ b/arch/arm/mach-omap2/board-omap3stalker.c @@ -457,4 +457,5 @@ MACHINE_START(SBC3530, "OMAP3 STALKER") .handle_irq = omap3_intc_handle_irq, .init_machine = omap3_stalker_init, .timer = &omap3_secure_timer, + .restart = omap_prcm_restart, MACHINE_END diff --git a/arch/arm/mach-omap2/board-omap3touchbook.c b/arch/arm/mach-omap2/board-omap3touchbook.c index 18cd340f9b7..a0b851aafcc 100644 --- a/arch/arm/mach-omap2/board-omap3touchbook.c +++ b/arch/arm/mach-omap2/board-omap3touchbook.c @@ -384,4 +384,5 @@ MACHINE_START(TOUCHBOOK, "OMAP3 touchbook Board") .handle_irq = omap3_intc_handle_irq, .init_machine = omap3_touchbook_init, .timer = &omap3_secure_timer, + .restart = omap_prcm_restart, MACHINE_END diff --git a/arch/arm/mach-omap2/board-omap4panda.c b/arch/arm/mach-omap2/board-omap4panda.c index b6f114436db..8b06c6a60d0 100644 --- a/arch/arm/mach-omap2/board-omap4panda.c +++ b/arch/arm/mach-omap2/board-omap4panda.c @@ -580,4 +580,5 @@ MACHINE_START(OMAP4_PANDA, "OMAP4 Panda board") .handle_irq = gic_handle_irq, .init_machine = omap4_panda_init, .timer = &omap4_timer, + .restart = omap_prcm_restart, MACHINE_END diff --git a/arch/arm/mach-omap2/board-overo.c b/arch/arm/mach-omap2/board-overo.c index 60a61ea759b..52c0cef7716 100644 --- a/arch/arm/mach-omap2/board-overo.c +++ b/arch/arm/mach-omap2/board-overo.c @@ -565,4 +565,5 @@ MACHINE_START(OVERO, "Gumstix Overo") .handle_irq = omap3_intc_handle_irq, .init_machine = overo_init, .timer = &omap3_timer, + .restart = omap_prcm_restart, MACHINE_END diff --git a/arch/arm/mach-omap2/board-rm680.c b/arch/arm/mach-omap2/board-rm680.c index a79d49e3fe0..8678b386c6a 100644 --- a/arch/arm/mach-omap2/board-rm680.c +++ b/arch/arm/mach-omap2/board-rm680.c @@ -152,4 +152,5 @@ MACHINE_START(NOKIA_RM680, "Nokia RM-680 board") .handle_irq = omap3_intc_handle_irq, .init_machine = rm680_init, .timer = &omap3_timer, + .restart = omap_prcm_restart, MACHINE_END diff --git a/arch/arm/mach-omap2/board-rx51-peripherals.c b/arch/arm/mach-omap2/board-rx51-peripherals.c index bd18d691c6a..108fee6146f 100644 --- a/arch/arm/mach-omap2/board-rx51-peripherals.c +++ b/arch/arm/mach-omap2/board-rx51-peripherals.c @@ -193,7 +193,7 @@ static struct platform_device rx51_charger_device = { static void __init rx51_charger_init(void) { WARN_ON(gpio_request_one(RX51_USB_TRANSCEIVER_RST_GPIO, - GPIOF_OUT_INIT_LOW, "isp1704_reset")); + GPIOF_OUT_INIT_HIGH, "isp1704_reset")); platform_device_register(&rx51_charger_device); } diff --git a/arch/arm/mach-omap2/board-rx51.c b/arch/arm/mach-omap2/board-rx51.c index 4e3c0965edf..27f01f051df 100644 --- a/arch/arm/mach-omap2/board-rx51.c +++ b/arch/arm/mach-omap2/board-rx51.c @@ -130,4 +130,5 @@ MACHINE_START(NOKIA_RX51, "Nokia RX-51 board") .handle_irq = omap3_intc_handle_irq, .init_machine = rx51_init, .timer = &omap3_timer, + .restart = omap_prcm_restart, MACHINE_END diff --git a/arch/arm/mach-omap2/board-ti8168evm.c b/arch/arm/mach-omap2/board-ti8168evm.c index b236fcc023a..1770b28d652 100644 --- a/arch/arm/mach-omap2/board-ti8168evm.c +++ b/arch/arm/mach-omap2/board-ti8168evm.c @@ -43,4 +43,5 @@ MACHINE_START(TI8168EVM, "ti8168evm") .init_irq = ti81xx_init_irq, .timer = &omap3_timer, .init_machine = ti8168_evm_init, + .restart = omap_prcm_restart, MACHINE_END diff --git a/arch/arm/mach-omap2/board-zoom.c b/arch/arm/mach-omap2/board-zoom.c index 70e5b54a211..5c20bcc57f2 100644 --- a/arch/arm/mach-omap2/board-zoom.c +++ b/arch/arm/mach-omap2/board-zoom.c @@ -138,6 +138,7 @@ MACHINE_START(OMAP_ZOOM2, "OMAP Zoom2 board") .handle_irq = omap3_intc_handle_irq, .init_machine = omap_zoom_init, .timer = &omap3_timer, + .restart = omap_prcm_restart, MACHINE_END MACHINE_START(OMAP_ZOOM3, "OMAP Zoom3 board") @@ -149,4 +150,5 @@ MACHINE_START(OMAP_ZOOM3, "OMAP Zoom3 board") .handle_irq = omap3_intc_handle_irq, .init_machine = omap_zoom_init, .timer = &omap3_timer, + .restart = omap_prcm_restart, MACHINE_END diff --git a/arch/arm/mach-omap2/common.h b/arch/arm/mach-omap2/common.h index 4b2b416fafe..9403b2ce6c8 100644 --- a/arch/arm/mach-omap2/common.h +++ b/arch/arm/mach-omap2/common.h @@ -92,6 +92,7 @@ void omap3_init_early(void); /* Do not use this one */ void am35xx_init_early(void); void ti81xx_init_early(void); void omap4430_init_early(void); +void omap_prcm_restart(char, const char *); /* * IO bases for various OMAP processors diff --git a/arch/arm/mach-omap2/mcbsp.c b/arch/arm/mach-omap2/mcbsp.c index 292eee3be15..28fcb27005d 100644 --- a/arch/arm/mach-omap2/mcbsp.c +++ b/arch/arm/mach-omap2/mcbsp.c @@ -145,6 +145,9 @@ static int omap_init_mcbsp(struct omap_hwmod *oh, void *unused) pdata->reg_size = 4; pdata->has_ccr = true; } + pdata->set_clk_src = omap2_mcbsp_set_clk_src; + if (id == 1) + pdata->mux_signal = omap2_mcbsp1_mux_rx_clk; if (oh->class->rev == MCBSP_CONFIG_TYPE3) { if (id == 2) @@ -174,9 +177,6 @@ static int omap_init_mcbsp(struct omap_hwmod *oh, void *unused) name, oh->name); return PTR_ERR(pdev); } - pdata->set_clk_src = omap2_mcbsp_set_clk_src; - if (id == 1) - pdata->mux_signal = omap2_mcbsp1_mux_rx_clk; omap_mcbsp_count++; return 0; } diff --git a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c index 7f8915ad509..eef43e2e163 100644 --- a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c @@ -3247,18 +3247,14 @@ static __initdata struct omap_hwmod *omap3xxx_hwmods[] = { /* 3430ES1-only hwmods */ static __initdata struct omap_hwmod *omap3430es1_hwmods[] = { - &omap3xxx_iva_hwmod, &omap3430es1_dss_core_hwmod, - &omap3xxx_mailbox_hwmod, NULL }; /* 3430ES2+-only hwmods */ static __initdata struct omap_hwmod *omap3430es2plus_hwmods[] = { - &omap3xxx_iva_hwmod, &omap3xxx_dss_core_hwmod, &omap3xxx_usbhsotg_hwmod, - &omap3xxx_mailbox_hwmod, NULL }; diff --git a/arch/arm/mach-omap2/prcm.c b/arch/arm/mach-omap2/prcm.c index c35e5cea9f8..626acfad719 100644 --- a/arch/arm/mach-omap2/prcm.c +++ b/arch/arm/mach-omap2/prcm.c @@ -25,7 +25,6 @@ #include <linux/delay.h> #include <linux/export.h> -#include <mach/system.h> #include "common.h" #include <plat/prcm.h> #include <plat/irqs.h> @@ -59,7 +58,7 @@ u32 omap_prcm_get_reset_sources(void) EXPORT_SYMBOL(omap_prcm_get_reset_sources); /* Resets clock rates and reboots the system. Only called from system.h */ -static void omap_prcm_arch_reset(char mode, const char *cmd) +void omap_prcm_restart(char mode, const char *cmd) { s16 prcm_offs = 0; @@ -110,8 +109,6 @@ static void omap_prcm_arch_reset(char mode, const char *cmd) omap2_prm_read_mod_reg(prcm_offs, OMAP2_RM_RSTCTRL); /* OCP barrier */ } -void (*arch_reset)(char, const char *) = omap_prcm_arch_reset; - /** * omap2_cm_wait_idlest - wait for IDLEST bit to indicate module readiness * @reg: physical address of module IDLEST register diff --git a/arch/arm/mach-omap2/timer.c b/arch/arm/mach-omap2/timer.c index 9edcd520510..6eeff0e0ae0 100644 --- a/arch/arm/mach-omap2/timer.c +++ b/arch/arm/mach-omap2/timer.c @@ -254,7 +254,6 @@ static struct omap_dm_timer clksrc; /* * clocksource */ -static DEFINE_CLOCK_DATA(cd); static cycle_t clocksource_read_cycles(struct clocksource *cs) { return (cycle_t)__omap_dm_timer_read_counter(&clksrc, 1); @@ -268,23 +267,12 @@ static struct clocksource clocksource_gpt = { .flags = CLOCK_SOURCE_IS_CONTINUOUS, }; -static void notrace dmtimer_update_sched_clock(void) +static u32 notrace dmtimer_read_sched_clock(void) { - u32 cyc; - - cyc = __omap_dm_timer_read_counter(&clksrc, 1); - - update_sched_clock(&cd, cyc, (u32)~0); -} - -unsigned long long notrace sched_clock(void) -{ - u32 cyc = 0; - if (clksrc.reserved) - cyc = __omap_dm_timer_read_counter(&clksrc, 1); + return __omap_dm_timer_read_counter(clksrc.io_base, 1); - return cyc_to_sched_clock(&cd, cyc, (u32)~0); + return 0; } /* Setup free-running counter for clocksource */ @@ -301,7 +289,7 @@ static void __init omap2_gp_clocksource_init(int gptimer_id, __omap_dm_timer_load_start(&clksrc, OMAP_TIMER_CTRL_ST | OMAP_TIMER_CTRL_AR, 0, 1); - init_sched_clock(&cd, dmtimer_update_sched_clock, 32, clksrc.rate); + setup_sched_clock(dmtimer_read_sched_clock, 32, clksrc.rate); if (clocksource_register_hz(&clocksource_gpt, clksrc.rate)) pr_err("Could not register clocksource %s\n", diff --git a/arch/arm/mach-orion5x/common.c b/arch/arm/mach-orion5x/common.c index 22ace0bf2f9..41127e80cc1 100644 --- a/arch/arm/mach-orion5x/common.c +++ b/arch/arm/mach-orion5x/common.c @@ -18,6 +18,7 @@ #include <linux/mbus.h> #include <linux/mv643xx_i2c.h> #include <linux/ata_platform.h> +#include <linux/delay.h> #include <net/dsa.h> #include <asm/page.h> #include <asm/setup.h> @@ -304,6 +305,17 @@ void __init orion5x_init(void) orion5x_wdt_init(); } +void orion5x_restart(char mode, const char *cmd) +{ + /* + * Enable and issue soft reset + */ + orion5x_setbits(RSTOUTn_MASK, (1 << 2)); + orion5x_setbits(CPU_SOFT_RESET, 1); + mdelay(200); + orion5x_clrbits(CPU_SOFT_RESET, 1); +} + /* * Many orion-based systems have buggy bootloader implementations. * This is a common fixup for bogus memory tags. diff --git a/arch/arm/mach-orion5x/common.h b/arch/arm/mach-orion5x/common.h index 909489f4d23..37ef18de61b 100644 --- a/arch/arm/mach-orion5x/common.h +++ b/arch/arm/mach-orion5x/common.h @@ -39,6 +39,7 @@ void orion5x_spi_init(void); void orion5x_uart0_init(void); void orion5x_uart1_init(void); void orion5x_xor_init(void); +void orion5x_restart(char, const char *); /* * PCIe/PCI functions. diff --git a/arch/arm/mach-orion5x/d2net-setup.c b/arch/arm/mach-orion5x/d2net-setup.c index 8c8300951f4..d75dcfa0f01 100644 --- a/arch/arm/mach-orion5x/d2net-setup.c +++ b/arch/arm/mach-orion5x/d2net-setup.c @@ -343,6 +343,7 @@ MACHINE_START(D2NET, "LaCie d2 Network") .init_irq = orion5x_init_irq, .timer = &orion5x_timer, .fixup = tag_fixup_mem32, + .restart = orion5x_restart, MACHINE_END #endif @@ -355,6 +356,7 @@ MACHINE_START(BIGDISK, "LaCie Big Disk Network") .init_irq = orion5x_init_irq, .timer = &orion5x_timer, .fixup = tag_fixup_mem32, + .restart = orion5x_restart, MACHINE_END #endif diff --git a/arch/arm/mach-orion5x/db88f5281-setup.c b/arch/arm/mach-orion5x/db88f5281-setup.c index 4b79a80d5e1..a104d5a80e1 100644 --- a/arch/arm/mach-orion5x/db88f5281-setup.c +++ b/arch/arm/mach-orion5x/db88f5281-setup.c @@ -364,4 +364,5 @@ MACHINE_START(DB88F5281, "Marvell Orion-2 Development Board") .init_early = orion5x_init_early, .init_irq = orion5x_init_irq, .timer = &orion5x_timer, + .restart = orion5x_restart, MACHINE_END diff --git a/arch/arm/mach-orion5x/dns323-setup.c b/arch/arm/mach-orion5x/dns323-setup.c index 343f60e9639..91b0f478859 100644 --- a/arch/arm/mach-orion5x/dns323-setup.c +++ b/arch/arm/mach-orion5x/dns323-setup.c @@ -736,4 +736,5 @@ MACHINE_START(DNS323, "D-Link DNS-323") .init_irq = orion5x_init_irq, .timer = &orion5x_timer, .fixup = tag_fixup_mem32, + .restart = orion5x_restart, MACHINE_END diff --git a/arch/arm/mach-orion5x/edmini_v2-setup.c b/arch/arm/mach-orion5x/edmini_v2-setup.c index 70a4e9265f0..355e962137c 100644 --- a/arch/arm/mach-orion5x/edmini_v2-setup.c +++ b/arch/arm/mach-orion5x/edmini_v2-setup.c @@ -258,4 +258,5 @@ MACHINE_START(EDMINI_V2, "LaCie Ethernet Disk mini V2") .init_irq = orion5x_init_irq, .timer = &orion5x_timer, .fixup = tag_fixup_mem32, + .restart = orion5x_restart, MACHINE_END diff --git a/arch/arm/mach-orion5x/include/mach/system.h b/arch/arm/mach-orion5x/include/mach/system.h index a1d6e46ab03..825a2650cef 100644 --- a/arch/arm/mach-orion5x/include/mach/system.h +++ b/arch/arm/mach-orion5x/include/mach/system.h @@ -11,23 +11,9 @@ #ifndef __ASM_ARCH_SYSTEM_H #define __ASM_ARCH_SYSTEM_H -#include <mach/bridge-regs.h> - static inline void arch_idle(void) { cpu_do_idle(); } -static inline void arch_reset(char mode, const char *cmd) -{ - /* - * Enable and issue soft reset - */ - orion5x_setbits(RSTOUTn_MASK, (1 << 2)); - orion5x_setbits(CPU_SOFT_RESET, 1); - mdelay(200); - orion5x_clrbits(CPU_SOFT_RESET, 1); -} - - #endif diff --git a/arch/arm/mach-orion5x/kurobox_pro-setup.c b/arch/arm/mach-orion5x/kurobox_pro-setup.c index d3cd3f63258..47587b83284 100644 --- a/arch/arm/mach-orion5x/kurobox_pro-setup.c +++ b/arch/arm/mach-orion5x/kurobox_pro-setup.c @@ -386,6 +386,7 @@ MACHINE_START(KUROBOX_PRO, "Buffalo/Revogear Kurobox Pro") .init_irq = orion5x_init_irq, .timer = &orion5x_timer, .fixup = tag_fixup_mem32, + .restart = orion5x_restart, MACHINE_END #endif @@ -399,5 +400,6 @@ MACHINE_START(LINKSTATION_PRO, "Buffalo Linkstation Pro/Live") .init_irq = orion5x_init_irq, .timer = &orion5x_timer, .fixup = tag_fixup_mem32, + .restart = orion5x_restart, MACHINE_END #endif diff --git a/arch/arm/mach-orion5x/ls-chl-setup.c b/arch/arm/mach-orion5x/ls-chl-setup.c index 9503fff404e..527213169db 100644 --- a/arch/arm/mach-orion5x/ls-chl-setup.c +++ b/arch/arm/mach-orion5x/ls-chl-setup.c @@ -140,7 +140,7 @@ static struct mv_sata_platform_data lschl_sata_data = { static void lschl_power_off(void) { - arm_machine_restart('h', NULL); + orion5x_restart('h', NULL); } /***************************************************************************** @@ -325,4 +325,5 @@ MACHINE_START(LINKSTATION_LSCHL, "Buffalo Linkstation LiveV3 (LS-CHL)") .init_irq = orion5x_init_irq, .timer = &orion5x_timer, .fixup = tag_fixup_mem32, + .restart = orion5x_restart, MACHINE_END diff --git a/arch/arm/mach-orion5x/ls_hgl-setup.c b/arch/arm/mach-orion5x/ls_hgl-setup.c index ed6d772f4a2..9a8697b97dd 100644 --- a/arch/arm/mach-orion5x/ls_hgl-setup.c +++ b/arch/arm/mach-orion5x/ls_hgl-setup.c @@ -186,7 +186,7 @@ static struct mv_sata_platform_data ls_hgl_sata_data = { static void ls_hgl_power_off(void) { - arm_machine_restart('h', NULL); + orion5x_restart('h', NULL); } @@ -272,4 +272,5 @@ MACHINE_START(LINKSTATION_LS_HGL, "Buffalo Linkstation LS-HGL") .init_irq = orion5x_init_irq, .timer = &orion5x_timer, .fixup = tag_fixup_mem32, + .restart = orion5x_restart, MACHINE_END diff --git a/arch/arm/mach-orion5x/lsmini-setup.c b/arch/arm/mach-orion5x/lsmini-setup.c index 743f7f1db18..09c73659f46 100644 --- a/arch/arm/mach-orion5x/lsmini-setup.c +++ b/arch/arm/mach-orion5x/lsmini-setup.c @@ -186,7 +186,7 @@ static struct mv_sata_platform_data lsmini_sata_data = { static void lsmini_power_off(void) { - arm_machine_restart('h', NULL); + orion5x_restart('h', NULL); } @@ -274,5 +274,6 @@ MACHINE_START(LINKSTATION_MINI, "Buffalo Linkstation Mini") .init_irq = orion5x_init_irq, .timer = &orion5x_timer, .fixup = tag_fixup_mem32, + .restart = orion5x_restart, MACHINE_END #endif diff --git a/arch/arm/mach-orion5x/mss2-setup.c b/arch/arm/mach-orion5x/mss2-setup.c index 6020e26b1c7..65faaa34de6 100644 --- a/arch/arm/mach-orion5x/mss2-setup.c +++ b/arch/arm/mach-orion5x/mss2-setup.c @@ -267,5 +267,6 @@ MACHINE_START(MSS2, "Maxtor Shared Storage II") .init_early = orion5x_init_early, .init_irq = orion5x_init_irq, .timer = &orion5x_timer, - .fixup = tag_fixup_mem32 + .fixup = tag_fixup_mem32, + .restart = orion5x_restart, MACHINE_END diff --git a/arch/arm/mach-orion5x/mv2120-setup.c b/arch/arm/mach-orion5x/mv2120-setup.c index 201ae367628..c87fde4deec 100644 --- a/arch/arm/mach-orion5x/mv2120-setup.c +++ b/arch/arm/mach-orion5x/mv2120-setup.c @@ -234,5 +234,6 @@ MACHINE_START(MV2120, "HP Media Vault mv2120") .init_early = orion5x_init_early, .init_irq = orion5x_init_irq, .timer = &orion5x_timer, - .fixup = tag_fixup_mem32 + .fixup = tag_fixup_mem32, + .restart = orion5x_restart, MACHINE_END diff --git a/arch/arm/mach-orion5x/net2big-setup.c b/arch/arm/mach-orion5x/net2big-setup.c index 6197c79a2ec..0180c393c71 100644 --- a/arch/arm/mach-orion5x/net2big-setup.c +++ b/arch/arm/mach-orion5x/net2big-setup.c @@ -426,5 +426,6 @@ MACHINE_START(NET2BIG, "LaCie 2Big Network") .init_irq = orion5x_init_irq, .timer = &orion5x_timer, .fixup = tag_fixup_mem32, + .restart = orion5x_restart, MACHINE_END diff --git a/arch/arm/mach-orion5x/rd88f5181l-fxo-setup.c b/arch/arm/mach-orion5x/rd88f5181l-fxo-setup.c index ebd6767d8e8..292038fc59f 100644 --- a/arch/arm/mach-orion5x/rd88f5181l-fxo-setup.c +++ b/arch/arm/mach-orion5x/rd88f5181l-fxo-setup.c @@ -175,4 +175,5 @@ MACHINE_START(RD88F5181L_FXO, "Marvell Orion-VoIP FXO Reference Design") .init_irq = orion5x_init_irq, .timer = &orion5x_timer, .fixup = tag_fixup_mem32, + .restart = orion5x_restart, MACHINE_END diff --git a/arch/arm/mach-orion5x/rd88f5181l-ge-setup.c b/arch/arm/mach-orion5x/rd88f5181l-ge-setup.c index 05db2d336b0..c44eabaabc1 100644 --- a/arch/arm/mach-orion5x/rd88f5181l-ge-setup.c +++ b/arch/arm/mach-orion5x/rd88f5181l-ge-setup.c @@ -187,4 +187,5 @@ MACHINE_START(RD88F5181L_GE, "Marvell Orion-VoIP GE Reference Design") .init_irq = orion5x_init_irq, .timer = &orion5x_timer, .fixup = tag_fixup_mem32, + .restart = orion5x_restart, MACHINE_END diff --git a/arch/arm/mach-orion5x/rd88f5182-setup.c b/arch/arm/mach-orion5x/rd88f5182-setup.c index e47fa0578ae..96438b6b202 100644 --- a/arch/arm/mach-orion5x/rd88f5182-setup.c +++ b/arch/arm/mach-orion5x/rd88f5182-setup.c @@ -311,4 +311,5 @@ MACHINE_START(RD88F5182, "Marvell Orion-NAS Reference Design") .init_early = orion5x_init_early, .init_irq = orion5x_init_irq, .timer = &orion5x_timer, + .restart = orion5x_restart, MACHINE_END diff --git a/arch/arm/mach-orion5x/rd88f6183ap-ge-setup.c b/arch/arm/mach-orion5x/rd88f6183ap-ge-setup.c index 64317251ec0..2c5fab00d20 100644 --- a/arch/arm/mach-orion5x/rd88f6183ap-ge-setup.c +++ b/arch/arm/mach-orion5x/rd88f6183ap-ge-setup.c @@ -128,4 +128,5 @@ MACHINE_START(RD88F6183AP_GE, "Marvell Orion-1-90 AP GE Reference Design") .init_irq = orion5x_init_irq, .timer = &orion5x_timer, .fixup = tag_fixup_mem32, + .restart = orion5x_restart, MACHINE_END diff --git a/arch/arm/mach-orion5x/terastation_pro2-setup.c b/arch/arm/mach-orion5x/terastation_pro2-setup.c index 29f1526f7b7..632a861ef82 100644 --- a/arch/arm/mach-orion5x/terastation_pro2-setup.c +++ b/arch/arm/mach-orion5x/terastation_pro2-setup.c @@ -364,4 +364,5 @@ MACHINE_START(TERASTATION_PRO2, "Buffalo Terastation Pro II/Live") .init_irq = orion5x_init_irq, .timer = &orion5x_timer, .fixup = tag_fixup_mem32, + .restart = orion5x_restart, MACHINE_END diff --git a/arch/arm/mach-orion5x/ts209-setup.c b/arch/arm/mach-orion5x/ts209-setup.c index 31e51f9b4b6..5d640874558 100644 --- a/arch/arm/mach-orion5x/ts209-setup.c +++ b/arch/arm/mach-orion5x/ts209-setup.c @@ -178,7 +178,7 @@ static struct hw_pci qnap_ts209_pci __initdata = { static int __init qnap_ts209_pci_init(void) { - if (machine_is_ts_x09()) + if (machine_is_ts209()) pci_common_init(&qnap_ts209_pci); return 0; @@ -329,4 +329,5 @@ MACHINE_START(TS209, "QNAP TS-109/TS-209") .init_irq = orion5x_init_irq, .timer = &orion5x_timer, .fixup = tag_fixup_mem32, + .restart = orion5x_restart, MACHINE_END diff --git a/arch/arm/mach-orion5x/ts409-setup.c b/arch/arm/mach-orion5x/ts409-setup.c index 0fbcc14e09d..4e6ff759cd3 100644 --- a/arch/arm/mach-orion5x/ts409-setup.c +++ b/arch/arm/mach-orion5x/ts409-setup.c @@ -318,4 +318,5 @@ MACHINE_START(TS409, "QNAP TS-409") .init_irq = orion5x_init_irq, .timer = &orion5x_timer, .fixup = tag_fixup_mem32, + .restart = orion5x_restart, MACHINE_END diff --git a/arch/arm/mach-orion5x/ts78xx-setup.c b/arch/arm/mach-orion5x/ts78xx-setup.c index b35e2005a34..c96f37472ed 100644 --- a/arch/arm/mach-orion5x/ts78xx-setup.c +++ b/arch/arm/mach-orion5x/ts78xx-setup.c @@ -627,4 +627,5 @@ MACHINE_START(TS78XX, "Technologic Systems TS-78xx SBC") .init_early = orion5x_init_early, .init_irq = orion5x_init_irq, .timer = &orion5x_timer, + .restart = orion5x_restart, MACHINE_END diff --git a/arch/arm/mach-orion5x/wnr854t-setup.c b/arch/arm/mach-orion5x/wnr854t-setup.c index b8be7d8d0cf..078c03f7cd5 100644 --- a/arch/arm/mach-orion5x/wnr854t-setup.c +++ b/arch/arm/mach-orion5x/wnr854t-setup.c @@ -179,4 +179,5 @@ MACHINE_START(WNR854T, "Netgear WNR854T") .init_irq = orion5x_init_irq, .timer = &orion5x_timer, .fixup = tag_fixup_mem32, + .restart = orion5x_restart, MACHINE_END diff --git a/arch/arm/mach-orion5x/wrt350n-v2-setup.c b/arch/arm/mach-orion5x/wrt350n-v2-setup.c index faf81a03936..46a9778171c 100644 --- a/arch/arm/mach-orion5x/wrt350n-v2-setup.c +++ b/arch/arm/mach-orion5x/wrt350n-v2-setup.c @@ -267,4 +267,5 @@ MACHINE_START(WRT350N_V2, "Linksys WRT350N v2") .init_irq = orion5x_init_irq, .timer = &orion5x_timer, .fixup = tag_fixup_mem32, + .restart = orion5x_restart, MACHINE_END diff --git a/arch/arm/mach-picoxcell/include/mach/system.h b/arch/arm/mach-picoxcell/include/mach/system.h index 67c589b0c1b..1a5d8cb57df 100644 --- a/arch/arm/mach-picoxcell/include/mach/system.h +++ b/arch/arm/mach-picoxcell/include/mach/system.h @@ -23,9 +23,4 @@ static inline void arch_idle(void) cpu_do_idle(); } -static inline void arch_reset(int mode, const char *cmd) -{ - /* Watchdog reset to go here. */ -} - #endif /* __ASM_ARCH_SYSTEM_H */ diff --git a/arch/arm/mach-picoxcell/time.c b/arch/arm/mach-picoxcell/time.c index 90a554ff449..6c89cf8ab22 100644 --- a/arch/arm/mach-picoxcell/time.c +++ b/arch/arm/mach-picoxcell/time.c @@ -11,7 +11,6 @@ #include <linux/of.h> #include <linux/of_address.h> #include <linux/of_irq.h> -#include <linux/sched.h> #include <asm/mach/time.h> #include <asm/sched_clock.h> @@ -66,21 +65,11 @@ static void picoxcell_add_clocksource(struct device_node *source_timer) dw_apb_clocksource_register(cs); } -static DEFINE_CLOCK_DATA(cd); static void __iomem *sched_io_base; -unsigned long long notrace sched_clock(void) +unsigned u32 notrace picoxcell_read_sched_clock(void) { - cycle_t cyc = sched_io_base ? __raw_readl(sched_io_base) : 0; - - return cyc_to_sched_clock(&cd, cyc, (u32)~0); -} - -static void notrace picoxcell_update_sched_clock(void) -{ - cycle_t cyc = sched_io_base ? __raw_readl(sched_io_base) : 0; - - update_sched_clock(&cd, cyc, (u32)~0); + return __raw_readl(sched_io_base); } static const struct of_device_id picoxcell_rtc_ids[] __initconst = { @@ -100,7 +89,7 @@ static void picoxcell_init_sched_clock(void) timer_get_base_and_rate(sched_timer, &sched_io_base, &rate); of_node_put(sched_timer); - init_sched_clock(&cd, picoxcell_update_sched_clock, 32, rate); + setup_sched_clock(picoxcell_read_sched_clock, 32, rate); } static const struct of_device_id picoxcell_timer_ids[] __initconst = { diff --git a/arch/arm/mach-pnx4008/core.c b/arch/arm/mach-pnx4008/core.c index cdb95e726f5..4cfb40b2ec1 100644 --- a/arch/arm/mach-pnx4008/core.c +++ b/arch/arm/mach-pnx4008/core.c @@ -260,6 +260,11 @@ void __init pnx4008_map_io(void) iotable_init(pnx4008_io_desc, ARRAY_SIZE(pnx4008_io_desc)); } +static void pnx4008_restart(char mode, const char *cmd) +{ + soft_restart(0); +} + extern struct sys_timer pnx4008_timer; MACHINE_START(PNX4008, "Philips PNX4008") @@ -269,4 +274,5 @@ MACHINE_START(PNX4008, "Philips PNX4008") .init_irq = pnx4008_init_irq, .init_machine = pnx4008_init, .timer = &pnx4008_timer, + .restart = pnx4008_restart, MACHINE_END diff --git a/arch/arm/mach-pnx4008/include/mach/system.h b/arch/arm/mach-pnx4008/include/mach/system.h index 5d6384a6128..60cfe718809 100644 --- a/arch/arm/mach-pnx4008/include/mach/system.h +++ b/arch/arm/mach-pnx4008/include/mach/system.h @@ -21,18 +21,9 @@ #ifndef __ASM_ARCH_SYSTEM_H #define __ASM_ARCH_SYSTEM_H -#include <linux/io.h> -#include <mach/hardware.h> -#include <mach/platform.h> - static void arch_idle(void) { cpu_do_idle(); } -static inline void arch_reset(char mode, const char *cmd) -{ - soft_restart(0); -} - #endif diff --git a/arch/arm/mach-prima2/common.h b/arch/arm/mach-prima2/common.h index 83e5d212811..b28a930d4f8 100644 --- a/arch/arm/mach-prima2/common.h +++ b/arch/arm/mach-prima2/common.h @@ -16,6 +16,7 @@ extern struct sys_timer sirfsoc_timer; extern void __init sirfsoc_of_irq_init(void); extern void __init sirfsoc_of_clk_init(void); +extern void sirfsoc_restart(char, const char *); #ifndef CONFIG_DEBUG_LL static inline void sirfsoc_map_lluart(void) {} diff --git a/arch/arm/mach-prima2/include/mach/system.h b/arch/arm/mach-prima2/include/mach/system.h index 0dbd257ad16..2c7d2a9d0c9 100644 --- a/arch/arm/mach-prima2/include/mach/system.h +++ b/arch/arm/mach-prima2/include/mach/system.h @@ -9,21 +9,9 @@ #ifndef __MACH_SYSTEM_H__ #define __MACH_SYSTEM_H__ -#include <linux/bitops.h> -#include <mach/hardware.h> - -#define SIRFSOC_SYS_RST_BIT BIT(31) - -extern void __iomem *sirfsoc_rstc_base; - static inline void arch_idle(void) { cpu_do_idle(); } -static inline void arch_reset(char mode, const char *cmd) -{ - writel(SIRFSOC_SYS_RST_BIT, sirfsoc_rstc_base); -} - #endif diff --git a/arch/arm/mach-prima2/prima2.c b/arch/arm/mach-prima2/prima2.c index a12b689a870..02b9c05ff99 100644 --- a/arch/arm/mach-prima2/prima2.c +++ b/arch/arm/mach-prima2/prima2.c @@ -40,4 +40,5 @@ MACHINE_START(PRIMA2_EVB, "prima2cb") .dma_zone_size = SZ_256M, .init_machine = sirfsoc_mach_init, .dt_compat = prima2cb_dt_match, + .restart = sirfsoc_restart, MACHINE_END diff --git a/arch/arm/mach-prima2/rstc.c b/arch/arm/mach-prima2/rstc.c index 492cfa8d261..762adb73ab7 100644 --- a/arch/arm/mach-prima2/rstc.c +++ b/arch/arm/mach-prima2/rstc.c @@ -68,3 +68,10 @@ int sirfsoc_reset_device(struct device *dev) return 0; } + +#define SIRFSOC_SYS_RST_BIT BIT(31) + +void sirfsoc_restart(char mode, const char *cmd) +{ + writel(SIRFSOC_SYS_RST_BIT, sirfsoc_rstc_base); +} diff --git a/arch/arm/mach-pxa/balloon3.c b/arch/arm/mach-pxa/balloon3.c index 4b81f59a4cb..82514f5c38f 100644 --- a/arch/arm/mach-pxa/balloon3.c +++ b/arch/arm/mach-pxa/balloon3.c @@ -829,4 +829,5 @@ MACHINE_START(BALLOON3, "Balloon3") .timer = &pxa_timer, .init_machine = balloon3_init, .atag_offset = 0x100, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/capc7117.c b/arch/arm/mach-pxa/capc7117.c index 4efc16d39c7..c2f0be040d2 100644 --- a/arch/arm/mach-pxa/capc7117.c +++ b/arch/arm/mach-pxa/capc7117.c @@ -153,5 +153,6 @@ MACHINE_START(CAPC7117, .init_irq = pxa3xx_init_irq, .handle_irq = pxa3xx_handle_irq, .timer = &pxa_timer, - .init_machine = capc7117_init + .init_machine = capc7117_init, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/cm-x2xx.c b/arch/arm/mach-pxa/cm-x2xx.c index f2e4190080c..ec170a552c2 100644 --- a/arch/arm/mach-pxa/cm-x2xx.c +++ b/arch/arm/mach-pxa/cm-x2xx.c @@ -524,4 +524,5 @@ MACHINE_START(ARMCORE, "Compulab CM-X2XX") #ifdef CONFIG_PCI .dma_zone_size = SZ_64M, #endif + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/cm-x300.c b/arch/arm/mach-pxa/cm-x300.c index e096bba8fd5..7236974da0b 100644 --- a/arch/arm/mach-pxa/cm-x300.c +++ b/arch/arm/mach-pxa/cm-x300.c @@ -858,4 +858,5 @@ MACHINE_START(CM_X300, "CM-X300 module") .timer = &pxa_timer, .init_machine = cm_x300_init, .fixup = cm_x300_fixup, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/colibri-pxa270.c b/arch/arm/mach-pxa/colibri-pxa270.c index 05bfa1b1c00..6a685165c9f 100644 --- a/arch/arm/mach-pxa/colibri-pxa270.c +++ b/arch/arm/mach-pxa/colibri-pxa270.c @@ -313,6 +313,7 @@ MACHINE_START(COLIBRI, "Toradex Colibri PXA270") .init_irq = pxa27x_init_irq, .handle_irq = pxa27x_handle_irq, .timer = &pxa_timer, + .restart = pxa_restart, MACHINE_END MACHINE_START(INCOME, "Income s.r.o. SH-Dmaster PXA270 SBC") @@ -322,5 +323,6 @@ MACHINE_START(INCOME, "Income s.r.o. SH-Dmaster PXA270 SBC") .init_irq = pxa27x_init_irq, .handle_irq = pxa27x_handle_irq, .timer = &pxa_timer, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/colibri-pxa300.c b/arch/arm/mach-pxa/colibri-pxa300.c index c825e8bf2db..c01059a61f3 100644 --- a/arch/arm/mach-pxa/colibri-pxa300.c +++ b/arch/arm/mach-pxa/colibri-pxa300.c @@ -189,5 +189,6 @@ MACHINE_START(COLIBRI300, "Toradex Colibri PXA300") .init_irq = pxa3xx_init_irq, .handle_irq = pxa3xx_handle_irq, .timer = &pxa_timer, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/colibri-pxa320.c b/arch/arm/mach-pxa/colibri-pxa320.c index d23b92b8048..5028f2300d5 100644 --- a/arch/arm/mach-pxa/colibri-pxa320.c +++ b/arch/arm/mach-pxa/colibri-pxa320.c @@ -259,5 +259,6 @@ MACHINE_START(COLIBRI320, "Toradex Colibri PXA320") .init_irq = pxa3xx_init_irq, .handle_irq = pxa3xx_handle_irq, .timer = &pxa_timer, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/corgi.c b/arch/arm/mach-pxa/corgi.c index 549468d088b..9d4dc5970b9 100644 --- a/arch/arm/mach-pxa/corgi.c +++ b/arch/arm/mach-pxa/corgi.c @@ -655,7 +655,7 @@ static void corgi_poweroff(void) /* Green LED off tells the bootloader to halt */ gpio_set_value(CORGI_GPIO_LED_GREEN, 0); - arm_machine_restart('h', NULL); + pxa_restart('h', NULL); } static void corgi_restart(char mode, const char *cmd) @@ -664,13 +664,12 @@ static void corgi_restart(char mode, const char *cmd) /* Green LED on tells the bootloader to reboot */ gpio_set_value(CORGI_GPIO_LED_GREEN, 1); - arm_machine_restart('h', cmd); + pxa_restart('h', cmd); } static void __init corgi_init(void) { pm_power_off = corgi_poweroff; - arm_pm_restart = corgi_restart; /* Stop 3.6MHz and drive HIGH to PCMCIA and CS */ PCFR |= PCFR_OPDE; @@ -726,6 +725,7 @@ MACHINE_START(CORGI, "SHARP Corgi") .handle_irq = pxa25x_handle_irq, .init_machine = corgi_init, .timer = &pxa_timer, + .restart = corgi_restart, MACHINE_END #endif @@ -737,6 +737,7 @@ MACHINE_START(SHEPHERD, "SHARP Shepherd") .handle_irq = pxa25x_handle_irq, .init_machine = corgi_init, .timer = &pxa_timer, + .restart = corgi_restart, MACHINE_END #endif @@ -748,6 +749,7 @@ MACHINE_START(HUSKY, "SHARP Husky") .handle_irq = pxa25x_handle_irq, .init_machine = corgi_init, .timer = &pxa_timer, + .restart = corgi_restart, MACHINE_END #endif diff --git a/arch/arm/mach-pxa/csb726.c b/arch/arm/mach-pxa/csb726.c index 5e2cf39e9e4..fb5a51d834e 100644 --- a/arch/arm/mach-pxa/csb726.c +++ b/arch/arm/mach-pxa/csb726.c @@ -278,4 +278,5 @@ MACHINE_START(CSB726, "Cogent CSB726") .handle_irq = pxa27x_handle_irq, .init_machine = csb726_init, .timer = &pxa_timer, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/em-x270.c b/arch/arm/mach-pxa/em-x270.c index 94acc0b01dd..bd396ba67af 100644 --- a/arch/arm/mach-pxa/em-x270.c +++ b/arch/arm/mach-pxa/em-x270.c @@ -1305,6 +1305,7 @@ MACHINE_START(EM_X270, "Compulab EM-X270") .handle_irq = pxa27x_handle_irq, .timer = &pxa_timer, .init_machine = em_x270_init, + .restart = pxa_restart, MACHINE_END MACHINE_START(EXEDA, "Compulab eXeda") @@ -1314,4 +1315,5 @@ MACHINE_START(EXEDA, "Compulab eXeda") .handle_irq = pxa27x_handle_irq, .timer = &pxa_timer, .init_machine = em_x270_init, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/eseries.c b/arch/arm/mach-pxa/eseries.c index d82b7aa3c09..69473db9775 100644 --- a/arch/arm/mach-pxa/eseries.c +++ b/arch/arm/mach-pxa/eseries.c @@ -196,6 +196,7 @@ MACHINE_START(E330, "Toshiba e330") .fixup = eseries_fixup, .init_machine = e330_init, .timer = &pxa_timer, + .restart = pxa_restart, MACHINE_END #endif @@ -246,6 +247,7 @@ MACHINE_START(E350, "Toshiba e350") .fixup = eseries_fixup, .init_machine = e350_init, .timer = &pxa_timer, + .restart = pxa_restart, MACHINE_END #endif @@ -369,6 +371,7 @@ MACHINE_START(E400, "Toshiba e400") .fixup = eseries_fixup, .init_machine = e400_init, .timer = &pxa_timer, + .restart = pxa_restart, MACHINE_END #endif @@ -558,6 +561,7 @@ MACHINE_START(E740, "Toshiba e740") .fixup = eseries_fixup, .init_machine = e740_init, .timer = &pxa_timer, + .restart = pxa_restart, MACHINE_END #endif @@ -750,6 +754,7 @@ MACHINE_START(E750, "Toshiba e750") .fixup = eseries_fixup, .init_machine = e750_init, .timer = &pxa_timer, + .restart = pxa_restart, MACHINE_END #endif @@ -955,5 +960,6 @@ MACHINE_START(E800, "Toshiba e800") .fixup = eseries_fixup, .init_machine = e800_init, .timer = &pxa_timer, + .restart = pxa_restart, MACHINE_END #endif diff --git a/arch/arm/mach-pxa/ezx.c b/arch/arm/mach-pxa/ezx.c index 8308eee5a92..15ab2533667 100644 --- a/arch/arm/mach-pxa/ezx.c +++ b/arch/arm/mach-pxa/ezx.c @@ -804,6 +804,7 @@ MACHINE_START(EZX_A780, "Motorola EZX A780") .handle_irq = pxa27x_handle_irq, .timer = &pxa_timer, .init_machine = a780_init, + .restart = pxa_restart, MACHINE_END #endif @@ -870,6 +871,7 @@ MACHINE_START(EZX_E680, "Motorola EZX E680") .handle_irq = pxa27x_handle_irq, .timer = &pxa_timer, .init_machine = e680_init, + .restart = pxa_restart, MACHINE_END #endif @@ -936,6 +938,7 @@ MACHINE_START(EZX_A1200, "Motorola EZX A1200") .handle_irq = pxa27x_handle_irq, .timer = &pxa_timer, .init_machine = a1200_init, + .restart = pxa_restart, MACHINE_END #endif @@ -1127,6 +1130,7 @@ MACHINE_START(EZX_A910, "Motorola EZX A910") .handle_irq = pxa27x_handle_irq, .timer = &pxa_timer, .init_machine = a910_init, + .restart = pxa_restart, MACHINE_END #endif @@ -1193,6 +1197,7 @@ MACHINE_START(EZX_E6, "Motorola EZX E6") .handle_irq = pxa27x_handle_irq, .timer = &pxa_timer, .init_machine = e6_init, + .restart = pxa_restart, MACHINE_END #endif @@ -1233,5 +1238,6 @@ MACHINE_START(EZX_E2, "Motorola EZX E2") .handle_irq = pxa27x_handle_irq, .timer = &pxa_timer, .init_machine = e2_init, + .restart = pxa_restart, MACHINE_END #endif diff --git a/arch/arm/mach-pxa/generic.h b/arch/arm/mach-pxa/generic.h index 92a2e85ab02..0d729e6619d 100644 --- a/arch/arm/mach-pxa/generic.h +++ b/arch/arm/mach-pxa/generic.h @@ -57,3 +57,5 @@ void __init pxa_set_ffuart_info(void *info); void __init pxa_set_btuart_info(void *info); void __init pxa_set_stuart_info(void *info); void __init pxa_set_hwuart_info(void *info); + +void pxa_restart(char, const char *); diff --git a/arch/arm/mach-pxa/gumstix.c b/arch/arm/mach-pxa/gumstix.c index ffdd70dad32..ac3b1cef475 100644 --- a/arch/arm/mach-pxa/gumstix.c +++ b/arch/arm/mach-pxa/gumstix.c @@ -239,4 +239,5 @@ MACHINE_START(GUMSTIX, "Gumstix") .handle_irq = pxa25x_handle_irq, .timer = &pxa_timer, .init_machine = gumstix_init, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/h5000.c b/arch/arm/mach-pxa/h5000.c index 4b5e110640b..fde6b4c873c 100644 --- a/arch/arm/mach-pxa/h5000.c +++ b/arch/arm/mach-pxa/h5000.c @@ -209,4 +209,5 @@ MACHINE_START(H5400, "HP iPAQ H5000") .handle_irq = pxa25x_handle_irq, .timer = &pxa_timer, .init_machine = h5000_init, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/himalaya.c b/arch/arm/mach-pxa/himalaya.c index f2c32457084..26d069a9f90 100644 --- a/arch/arm/mach-pxa/himalaya.c +++ b/arch/arm/mach-pxa/himalaya.c @@ -164,4 +164,5 @@ MACHINE_START(HIMALAYA, "HTC Himalaya") .handle_irq = pxa25x_handle_irq, .init_machine = himalaya_init, .timer = &pxa_timer, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/hx4700.c b/arch/arm/mach-pxa/hx4700.c index 6f6368ece9b..ce16bdae96d 100644 --- a/arch/arm/mach-pxa/hx4700.c +++ b/arch/arm/mach-pxa/hx4700.c @@ -845,4 +845,5 @@ MACHINE_START(H4700, "HP iPAQ HX4700") .handle_irq = pxa27x_handle_irq, .init_machine = hx4700_init, .timer = &pxa_timer, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/icontrol.c b/arch/arm/mach-pxa/icontrol.c index f78d5db758d..e239b82c99d 100644 --- a/arch/arm/mach-pxa/icontrol.c +++ b/arch/arm/mach-pxa/icontrol.c @@ -196,5 +196,6 @@ MACHINE_START(ICONTROL, "iControl/SafeTcam boards using Embedian MXM-8x10 CoM") .init_irq = pxa3xx_init_irq, .handle_irq = pxa3xx_handle_irq, .timer = &pxa_timer, - .init_machine = icontrol_init + .init_machine = icontrol_init, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/idp.c b/arch/arm/mach-pxa/idp.c index ddf20e5c376..fbabd84e110 100644 --- a/arch/arm/mach-pxa/idp.c +++ b/arch/arm/mach-pxa/idp.c @@ -199,4 +199,5 @@ MACHINE_START(PXA_IDP, "Vibren PXA255 IDP") .handle_irq = pxa25x_handle_irq, .timer = &pxa_timer, .init_machine = idp_init, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/include/mach/system.h b/arch/arm/mach-pxa/include/mach/system.h index d1fce8b6d10..c5afacd3cc0 100644 --- a/arch/arm/mach-pxa/include/mach/system.h +++ b/arch/arm/mach-pxa/include/mach/system.h @@ -9,15 +9,7 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ - -#include <asm/proc-fns.h> -#include "hardware.h" -#include "pxa2xx-regs.h" - static inline void arch_idle(void) { cpu_do_idle(); } - - -void arch_reset(char mode, const char *cmd); diff --git a/arch/arm/mach-pxa/littleton.c b/arch/arm/mach-pxa/littleton.c index 7b324ec6449..c337c7eed51 100644 --- a/arch/arm/mach-pxa/littleton.c +++ b/arch/arm/mach-pxa/littleton.c @@ -445,4 +445,5 @@ MACHINE_START(LITTLETON, "Marvell Form Factor Development Platform (aka Littleto .handle_irq = pxa3xx_handle_irq, .timer = &pxa_timer, .init_machine = littleton_init, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/lpd270.c b/arch/arm/mach-pxa/lpd270.c index 1dd530279e0..6119c015f39 100644 --- a/arch/arm/mach-pxa/lpd270.c +++ b/arch/arm/mach-pxa/lpd270.c @@ -505,4 +505,5 @@ MACHINE_START(LOGICPD_PXA270, "LogicPD PXA270 Card Engine") .handle_irq = pxa27x_handle_irq, .timer = &pxa_timer, .init_machine = lpd270_init, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/lubbock.c b/arch/arm/mach-pxa/lubbock.c index c48ce6da918..4b7a5287165 100644 --- a/arch/arm/mach-pxa/lubbock.c +++ b/arch/arm/mach-pxa/lubbock.c @@ -556,4 +556,5 @@ MACHINE_START(LUBBOCK, "Intel DBPXA250 Development Platform (aka Lubbock)") .handle_irq = pxa25x_handle_irq, .timer = &pxa_timer, .init_machine = lubbock_init, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/magician.c b/arch/arm/mach-pxa/magician.c index 4b796c37af3..4e6774fff42 100644 --- a/arch/arm/mach-pxa/magician.c +++ b/arch/arm/mach-pxa/magician.c @@ -760,4 +760,5 @@ MACHINE_START(MAGICIAN, "HTC Magician") .handle_irq = pxa27x_handle_irq, .init_machine = magician_init, .timer = &pxa_timer, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/mainstone.c b/arch/arm/mach-pxa/mainstone.c index 0567d3965fd..ca14555d5e1 100644 --- a/arch/arm/mach-pxa/mainstone.c +++ b/arch/arm/mach-pxa/mainstone.c @@ -622,4 +622,5 @@ MACHINE_START(MAINSTONE, "Intel HCDDBBVA0 Development Platform (aka Mainstone)") .handle_irq = pxa27x_handle_irq, .timer = &pxa_timer, .init_machine = mainstone_init, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/mioa701.c b/arch/arm/mach-pxa/mioa701.c index 4f47a760398..924a3b5f8da 100644 --- a/arch/arm/mach-pxa/mioa701.c +++ b/arch/arm/mach-pxa/mioa701.c @@ -696,13 +696,13 @@ static void mioa701_machine_exit(void); static void mioa701_poweroff(void) { mioa701_machine_exit(); - arm_machine_restart('s', NULL); + pxa_restart('s', NULL); } static void mioa701_restart(char c, const char *cmd) { mioa701_machine_exit(); - arm_machine_restart('s', cmd); + pxa_restart('s', cmd); } static struct gpio global_gpios[] = { @@ -734,7 +734,6 @@ static void __init mioa701_machine_init(void) pxa_set_udc_info(&mioa701_udc_info); pxa_set_ac97_info(&mioa701_ac97_info); pm_power_off = mioa701_poweroff; - arm_pm_restart = mioa701_restart; platform_add_devices(devices, ARRAY_SIZE(devices)); gsm_init(); @@ -758,4 +757,5 @@ MACHINE_START(MIOA701, "MIO A701") .handle_irq = &pxa27x_handle_irq, .init_machine = mioa701_machine_init, .timer = &pxa_timer, + .restart = mioa701_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/mp900.c b/arch/arm/mach-pxa/mp900.c index 4af5d513c38..169bf8f97af 100644 --- a/arch/arm/mach-pxa/mp900.c +++ b/arch/arm/mach-pxa/mp900.c @@ -98,5 +98,6 @@ MACHINE_START(NEC_MP900, "MobilePro900/C") .init_irq = pxa25x_init_irq, .handle_irq = pxa25x_handle_irq, .init_machine = mp900c_init, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/palmld.c b/arch/arm/mach-pxa/palmld.c index 3d4a2819cae..1fa80f4f80c 100644 --- a/arch/arm/mach-pxa/palmld.c +++ b/arch/arm/mach-pxa/palmld.c @@ -347,5 +347,6 @@ MACHINE_START(PALMLD, "Palm LifeDrive") .init_irq = pxa27x_init_irq, .handle_irq = pxa27x_handle_irq, .timer = &pxa_timer, - .init_machine = palmld_init + .init_machine = palmld_init, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/palmt5.c b/arch/arm/mach-pxa/palmt5.c index 99d6bcf1f97..5ba14316bd9 100644 --- a/arch/arm/mach-pxa/palmt5.c +++ b/arch/arm/mach-pxa/palmt5.c @@ -208,5 +208,6 @@ MACHINE_START(PALMT5, "Palm Tungsten|T5") .init_irq = pxa27x_init_irq, .handle_irq = pxa27x_handle_irq, .timer = &pxa_timer, - .init_machine = palmt5_init + .init_machine = palmt5_init, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/palmtc.c b/arch/arm/mach-pxa/palmtc.c index 2c24c67fd92..29b51b40f09 100644 --- a/arch/arm/mach-pxa/palmtc.c +++ b/arch/arm/mach-pxa/palmtc.c @@ -542,5 +542,6 @@ MACHINE_START(PALMTC, "Palm Tungsten|C") .init_irq = pxa25x_init_irq, .handle_irq = pxa25x_handle_irq, .timer = &pxa_timer, - .init_machine = palmtc_init + .init_machine = palmtc_init, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/palmte2.c b/arch/arm/mach-pxa/palmte2.c index 9376da06404..5ebf49acb82 100644 --- a/arch/arm/mach-pxa/palmte2.c +++ b/arch/arm/mach-pxa/palmte2.c @@ -361,5 +361,6 @@ MACHINE_START(PALMTE2, "Palm Tungsten|E2") .init_irq = pxa25x_init_irq, .handle_irq = pxa25x_handle_irq, .timer = &pxa_timer, - .init_machine = palmte2_init + .init_machine = palmte2_init, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/palmtreo.c b/arch/arm/mach-pxa/palmtreo.c index 94e9708b349..ec8249156c0 100644 --- a/arch/arm/mach-pxa/palmtreo.c +++ b/arch/arm/mach-pxa/palmtreo.c @@ -452,6 +452,7 @@ MACHINE_START(TREO680, "Palm Treo 680") .handle_irq = pxa27x_handle_irq, .timer = &pxa_timer, .init_machine = treo680_init, + .restart = pxa_restart, MACHINE_END #endif @@ -464,5 +465,6 @@ MACHINE_START(CENTRO, "Palm Centro 685") .handle_irq = pxa27x_handle_irq, .timer = &pxa_timer, .init_machine = centro_init, + .restart = pxa_restart, MACHINE_END #endif diff --git a/arch/arm/mach-pxa/palmtx.c b/arch/arm/mach-pxa/palmtx.c index 4e3e45927e9..6170d76dfba 100644 --- a/arch/arm/mach-pxa/palmtx.c +++ b/arch/arm/mach-pxa/palmtx.c @@ -369,5 +369,6 @@ MACHINE_START(PALMTX, "Palm T|X") .init_irq = pxa27x_init_irq, .handle_irq = pxa27x_handle_irq, .timer = &pxa_timer, - .init_machine = palmtx_init + .init_machine = palmtx_init, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/palmz72.c b/arch/arm/mach-pxa/palmz72.c index 68e18baf8e0..b2dff9d415e 100644 --- a/arch/arm/mach-pxa/palmz72.c +++ b/arch/arm/mach-pxa/palmz72.c @@ -404,5 +404,6 @@ MACHINE_START(PALMZ72, "Palm Zire72") .init_irq = pxa27x_init_irq, .handle_irq = pxa27x_handle_irq, .timer = &pxa_timer, - .init_machine = palmz72_init + .init_machine = palmz72_init, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/pcm027.c b/arch/arm/mach-pxa/pcm027.c index 0b825a35353..fe9054435b6 100644 --- a/arch/arm/mach-pxa/pcm027.c +++ b/arch/arm/mach-pxa/pcm027.c @@ -265,4 +265,5 @@ MACHINE_START(PCM027, "Phytec Messtechnik GmbH phyCORE-PXA270") .handle_irq = pxa27x_handle_irq, .timer = &pxa_timer, .init_machine = pcm027_init, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/poodle.c b/arch/arm/mach-pxa/poodle.c index afcb48a5792..b260ce872d2 100644 --- a/arch/arm/mach-pxa/poodle.c +++ b/arch/arm/mach-pxa/poodle.c @@ -417,7 +417,7 @@ static struct i2c_board_info __initdata poodle_i2c_devices[] = { static void poodle_poweroff(void) { - arm_machine_restart('h', NULL); + pxa_restart('h', NULL); } static void __init poodle_init(void) @@ -466,4 +466,5 @@ MACHINE_START(POODLE, "SHARP Poodle") .handle_irq = pxa25x_handle_irq, .timer = &pxa_timer, .init_machine = poodle_init, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/raumfeld.c b/arch/arm/mach-pxa/raumfeld.c index f0c05f4d12e..4962b167662 100644 --- a/arch/arm/mach-pxa/raumfeld.c +++ b/arch/arm/mach-pxa/raumfeld.c @@ -1093,6 +1093,7 @@ MACHINE_START(RAUMFELD_RC, "Raumfeld Controller") .init_irq = pxa3xx_init_irq, .handle_irq = pxa3xx_handle_irq, .timer = &pxa_timer, + .restart = pxa_restart, MACHINE_END #endif @@ -1104,6 +1105,7 @@ MACHINE_START(RAUMFELD_CONNECTOR, "Raumfeld Connector") .init_irq = pxa3xx_init_irq, .handle_irq = pxa3xx_handle_irq, .timer = &pxa_timer, + .restart = pxa_restart, MACHINE_END #endif @@ -1115,5 +1117,6 @@ MACHINE_START(RAUMFELD_SPEAKER, "Raumfeld Speaker") .init_irq = pxa3xx_init_irq, .handle_irq = pxa3xx_handle_irq, .timer = &pxa_timer, + .restart = pxa_restart, MACHINE_END #endif diff --git a/arch/arm/mach-pxa/reset.c b/arch/arm/mach-pxa/reset.c index b8bcda15da8..c8497b00cdf 100644 --- a/arch/arm/mach-pxa/reset.c +++ b/arch/arm/mach-pxa/reset.c @@ -81,8 +81,11 @@ static void do_hw_reset(void) OSMR3 = OSCR + 368640; /* ... in 100 ms */ } -void arch_reset(char mode, const char *cmd) +void pxa_restart(char mode, const char *cmd) { + local_irq_disable(); + local_fiq_disable(); + clear_reset_status(RESET_STATUS_ALL); switch (mode) { diff --git a/arch/arm/mach-pxa/saar.c b/arch/arm/mach-pxa/saar.c index fc2c1e05af9..878707056e6 100644 --- a/arch/arm/mach-pxa/saar.c +++ b/arch/arm/mach-pxa/saar.c @@ -602,4 +602,5 @@ MACHINE_START(SAAR, "PXA930 Handheld Platform (aka SAAR)") .handle_irq = pxa3xx_handle_irq, .timer = &pxa_timer, .init_machine = saar_init, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/saarb.c b/arch/arm/mach-pxa/saarb.c index 3e999e308a2..b6dbaca460c 100644 --- a/arch/arm/mach-pxa/saarb.c +++ b/arch/arm/mach-pxa/saarb.c @@ -111,5 +111,6 @@ MACHINE_START(SAARB, "PXA955 Handheld Platform (aka SAARB)") .handle_irq = pxa3xx_handle_irq, .timer = &pxa_timer, .init_machine = saarb_init, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c index 2f57d94de72..a7f81a3fd13 100644 --- a/arch/arm/mach-pxa/spitz.c +++ b/arch/arm/mach-pxa/spitz.c @@ -926,7 +926,7 @@ static inline void spitz_i2c_init(void) {} ******************************************************************************/ static void spitz_poweroff(void) { - arm_machine_restart('g', NULL); + pxa_restart('g', NULL); } static void spitz_restart(char mode, const char *cmd) @@ -943,7 +943,6 @@ static void __init spitz_init(void) { init_gpio_reset(SPITZ_GPIO_ON_RESET, 1, 0); pm_power_off = spitz_poweroff; - arm_pm_restart = spitz_restart; PMCR = 0x00; @@ -989,6 +988,7 @@ MACHINE_START(SPITZ, "SHARP Spitz") .handle_irq = pxa27x_handle_irq, .init_machine = spitz_init, .timer = &pxa_timer, + .restart = spitz_restart, MACHINE_END #endif @@ -1001,6 +1001,7 @@ MACHINE_START(BORZOI, "SHARP Borzoi") .handle_irq = pxa27x_handle_irq, .init_machine = spitz_init, .timer = &pxa_timer, + .restart = spitz_restart, MACHINE_END #endif @@ -1013,5 +1014,6 @@ MACHINE_START(AKITA, "SHARP Akita") .handle_irq = pxa27x_handle_irq, .init_machine = spitz_init, .timer = &pxa_timer, + .restart = spitz_restart, MACHINE_END #endif diff --git a/arch/arm/mach-pxa/stargate2.c b/arch/arm/mach-pxa/stargate2.c index 4c9a48bef56..80d7f23ad0f 100644 --- a/arch/arm/mach-pxa/stargate2.c +++ b/arch/arm/mach-pxa/stargate2.c @@ -1005,6 +1005,7 @@ MACHINE_START(INTELMOTE2, "IMOTE 2") .timer = &pxa_timer, .init_machine = imote2_init, .atag_offset = 0x100, + .restart = pxa_restart, MACHINE_END #endif @@ -1017,5 +1018,6 @@ MACHINE_START(STARGATE2, "Stargate 2") .timer = &pxa_timer, .init_machine = stargate2_init, .atag_offset = 0x100, + .restart = pxa_restart, MACHINE_END #endif diff --git a/arch/arm/mach-pxa/tavorevb.c b/arch/arm/mach-pxa/tavorevb.c index ad47bb98f30..4fa36a3e383 100644 --- a/arch/arm/mach-pxa/tavorevb.c +++ b/arch/arm/mach-pxa/tavorevb.c @@ -495,4 +495,5 @@ MACHINE_START(TAVOREVB, "PXA930 Evaluation Board (aka TavorEVB)") .handle_irq = pxa3xx_handle_irq, .timer = &pxa_timer, .init_machine = tavorevb_init, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/tavorevb3.c b/arch/arm/mach-pxa/tavorevb3.c index fd569167302..8a22879f0bb 100644 --- a/arch/arm/mach-pxa/tavorevb3.c +++ b/arch/arm/mach-pxa/tavorevb3.c @@ -132,4 +132,5 @@ MACHINE_START(TAVOREVB3, "PXA950 Evaluation Board (aka TavorEVB3)") .handle_irq = pxa3xx_handle_irq, .timer = &pxa_timer, .init_machine = evb3_init, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/time.c b/arch/arm/mach-pxa/time.c index de684701449..b503049d6d2 100644 --- a/arch/arm/mach-pxa/time.c +++ b/arch/arm/mach-pxa/time.c @@ -16,7 +16,6 @@ #include <linux/init.h> #include <linux/interrupt.h> #include <linux/clockchips.h> -#include <linux/sched.h> #include <asm/div64.h> #include <asm/mach/irq.h> @@ -32,18 +31,10 @@ * long as there is always less than 582 seconds between successive * calls to sched_clock() which should always be the case in practice. */ -static DEFINE_CLOCK_DATA(cd); -unsigned long long notrace sched_clock(void) +static u32 notrace pxa_read_sched_clock(void) { - u32 cyc = OSCR; - return cyc_to_sched_clock(&cd, cyc, (u32)~0); -} - -static void notrace pxa_update_sched_clock(void) -{ - u32 cyc = OSCR; - update_sched_clock(&cd, cyc, (u32)~0); + return OSCR; } @@ -119,7 +110,7 @@ static void __init pxa_timer_init(void) OIER = 0; OSSR = OSSR_M0 | OSSR_M1 | OSSR_M2 | OSSR_M3; - init_sched_clock(&cd, pxa_update_sched_clock, 32, clock_tick_rate); + setup_sched_clock(pxa_read_sched_clock, 32, clock_tick_rate); clockevents_calc_mult_shift(&ckevt_pxa_osmr0, clock_tick_rate, 4); ckevt_pxa_osmr0.max_delta_ns = diff --git a/arch/arm/mach-pxa/tosa.c b/arch/arm/mach-pxa/tosa.c index ef6453041cf..dfe40f8705a 100644 --- a/arch/arm/mach-pxa/tosa.c +++ b/arch/arm/mach-pxa/tosa.c @@ -905,7 +905,7 @@ static struct platform_device *devices[] __initdata = { static void tosa_poweroff(void) { - arm_machine_restart('g', NULL); + pxa_restart('g', NULL); } static void tosa_restart(char mode, const char *cmd) @@ -935,7 +935,6 @@ static void __init tosa_init(void) init_gpio_reset(TOSA_GPIO_ON_RESET, 0, 0); pm_power_off = tosa_poweroff; - arm_pm_restart = tosa_restart; PCFR |= PCFR_OPDE; @@ -978,4 +977,5 @@ MACHINE_START(TOSA, "SHARP Tosa") .handle_irq = pxa25x_handle_irq, .init_machine = tosa_init, .timer = &pxa_timer, + .restart = tosa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/trizeps4.c b/arch/arm/mach-pxa/trizeps4.c index 1aaed2b17e1..0f30af617d8 100644 --- a/arch/arm/mach-pxa/trizeps4.c +++ b/arch/arm/mach-pxa/trizeps4.c @@ -561,6 +561,7 @@ MACHINE_START(TRIZEPS4, "Keith und Koep Trizeps IV module") .init_irq = pxa27x_init_irq, .handle_irq = pxa27x_handle_irq, .timer = &pxa_timer, + .restart = pxa_restart, MACHINE_END MACHINE_START(TRIZEPS4WL, "Keith und Koep Trizeps IV-WL module") @@ -571,4 +572,5 @@ MACHINE_START(TRIZEPS4WL, "Keith und Koep Trizeps IV-WL module") .init_irq = pxa27x_init_irq, .handle_irq = pxa27x_handle_irq, .timer = &pxa_timer, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/viper.c b/arch/arm/mach-pxa/viper.c index 242ddae332d..afe2b749552 100644 --- a/arch/arm/mach-pxa/viper.c +++ b/arch/arm/mach-pxa/viper.c @@ -998,4 +998,5 @@ MACHINE_START(VIPER, "Arcom/Eurotech VIPER SBC") .handle_irq = pxa25x_handle_irq, .timer = &pxa_timer, .init_machine = viper_init, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/vpac270.c b/arch/arm/mach-pxa/vpac270.c index ca0c6615028..fed5fb08871 100644 --- a/arch/arm/mach-pxa/vpac270.c +++ b/arch/arm/mach-pxa/vpac270.c @@ -721,5 +721,6 @@ MACHINE_START(VPAC270, "Voipac PXA270") .init_irq = pxa27x_init_irq, .handle_irq = pxa27x_handle_irq, .timer = &pxa_timer, - .init_machine = vpac270_init + .init_machine = vpac270_init, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/xcep.c b/arch/arm/mach-pxa/xcep.c index 70e1730ef28..4bbe9a36fe7 100644 --- a/arch/arm/mach-pxa/xcep.c +++ b/arch/arm/mach-pxa/xcep.c @@ -185,5 +185,6 @@ MACHINE_START(XCEP, "Iskratel XCEP") .init_irq = pxa25x_init_irq, .handle_irq = pxa25x_handle_irq, .timer = &pxa_timer, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/z2.c b/arch/arm/mach-pxa/z2.c index ead32c90fec..d75f66ab8c3 100644 --- a/arch/arm/mach-pxa/z2.c +++ b/arch/arm/mach-pxa/z2.c @@ -725,4 +725,5 @@ MACHINE_START(ZIPIT2, "Zipit Z2") .handle_irq = pxa27x_handle_irq, .timer = &pxa_timer, .init_machine = z2_init, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/zeus.c b/arch/arm/mach-pxa/zeus.c index 498b83b089f..9db35a7fcfc 100644 --- a/arch/arm/mach-pxa/zeus.c +++ b/arch/arm/mach-pxa/zeus.c @@ -911,5 +911,6 @@ MACHINE_START(ARCOM_ZEUS, "Arcom/Eurotech ZEUS") .handle_irq = pxa27x_handle_irq, .timer = &pxa_timer, .init_machine = zeus_init, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-pxa/zylonite.c b/arch/arm/mach-pxa/zylonite.c index 6c39c332841..7678b1bf790 100644 --- a/arch/arm/mach-pxa/zylonite.c +++ b/arch/arm/mach-pxa/zylonite.c @@ -430,4 +430,5 @@ MACHINE_START(ZYLONITE, "PXA3xx Platform Development Kit (aka Zylonite)") .handle_irq = pxa3xx_handle_irq, .timer = &pxa_timer, .init_machine = zylonite_init, + .restart = pxa_restart, MACHINE_END diff --git a/arch/arm/mach-realview/Kconfig b/arch/arm/mach-realview/Kconfig index dba6d0c1fc1..c593be428b8 100644 --- a/arch/arm/mach-realview/Kconfig +++ b/arch/arm/mach-realview/Kconfig @@ -12,6 +12,8 @@ config REALVIEW_EB_A9MP bool "Support Multicore Cortex-A9 Tile" depends on MACH_REALVIEW_EB select CPU_V7 + select HAVE_SMP + select MIGHT_HAVE_CACHE_L2X0 help Enable support for the Cortex-A9MPCore tile fitted to the Realview(R) Emulation Baseboard platform. @@ -21,6 +23,8 @@ config REALVIEW_EB_ARM11MP depends on MACH_REALVIEW_EB select CPU_V6K select ARCH_HAS_BARRIERS if SMP + select HAVE_SMP + select MIGHT_HAVE_CACHE_L2X0 help Enable support for the ARM11MPCore tile fitted to the Realview(R) Emulation Baseboard platform. @@ -39,6 +43,8 @@ config MACH_REALVIEW_PB11MP select CPU_V6K select ARM_GIC select HAVE_PATA_PLATFORM + select HAVE_SMP + select MIGHT_HAVE_CACHE_L2X0 select ARCH_HAS_BARRIERS if SMP help Include support for the ARM(R) RealView(R) Platform Baseboard for @@ -51,6 +57,7 @@ config MACH_REALVIEW_PB1176 select CPU_V6 select ARM_GIC select HAVE_TCM + select MIGHT_HAVE_CACHE_L2X0 help Include support for the ARM(R) RealView(R) Platform Baseboard for ARM1176JZF-S. @@ -78,6 +85,8 @@ config MACH_REALVIEW_PBX bool "Support RealView(R) Platform Baseboard Explore" select ARM_GIC select HAVE_PATA_PLATFORM + select HAVE_SMP + select MIGHT_HAVE_CACHE_L2X0 select ARCH_SPARSEMEM_ENABLE if CPU_V7 && !REALVIEW_HIGH_PHYS_OFFSET select ZONE_DMA if SPARSEMEM help diff --git a/arch/arm/mach-realview/core.h b/arch/arm/mach-realview/core.h index 47259c89a75..735b57aaf2d 100644 --- a/arch/arm/mach-realview/core.h +++ b/arch/arm/mach-realview/core.h @@ -65,6 +65,5 @@ extern int realview_usb_register(struct resource *res); extern void realview_init_early(void); extern void realview_fixup(struct tag *tags, char **from, struct meminfo *meminfo); -extern void (*realview_reset)(char); #endif diff --git a/arch/arm/mach-realview/include/mach/system.h b/arch/arm/mach-realview/include/mach/system.h index 6657ff23116..471b671159c 100644 --- a/arch/arm/mach-realview/include/mach/system.h +++ b/arch/arm/mach-realview/include/mach/system.h @@ -21,12 +21,6 @@ #ifndef __ASM_ARCH_SYSTEM_H #define __ASM_ARCH_SYSTEM_H -#include <linux/io.h> -#include <mach/hardware.h> -#include <mach/platform.h> - -void (*realview_reset)(char mode); - static inline void arch_idle(void) { /* @@ -36,15 +30,4 @@ static inline void arch_idle(void) cpu_do_idle(); } -static inline void arch_reset(char mode, const char *cmd) -{ - /* - * To reset, we hit the on-board reset register - * in the system FPGA - */ - if (realview_reset) - realview_reset(mode); - dsb(); -} - #endif diff --git a/arch/arm/mach-realview/realview_eb.c b/arch/arm/mach-realview/realview_eb.c index 1ca944aea7f..f92a920cf50 100644 --- a/arch/arm/mach-realview/realview_eb.c +++ b/arch/arm/mach-realview/realview_eb.c @@ -415,7 +415,7 @@ static struct sys_timer realview_eb_timer = { .init = realview_eb_timer_init, }; -static void realview_eb_reset(char mode) +static void realview_eb_restart(char mode, const char *cmd) { void __iomem *reset_ctrl = __io_address(REALVIEW_SYS_RESETCTL); void __iomem *lock_ctrl = __io_address(REALVIEW_SYS_LOCK); @@ -427,6 +427,7 @@ static void realview_eb_reset(char mode) __raw_writel(REALVIEW_SYS_LOCK_VAL, lock_ctrl); if (core_tile_eb11mp()) __raw_writel(0x0008, reset_ctrl); + dsb(); } static void __init realview_eb_init(void) @@ -458,7 +459,6 @@ static void __init realview_eb_init(void) #ifdef CONFIG_LEDS leds_event = realview_leds_event; #endif - realview_reset = realview_eb_reset; } MACHINE_START(REALVIEW_EB, "ARM-RealView EB") @@ -474,4 +474,5 @@ MACHINE_START(REALVIEW_EB, "ARM-RealView EB") #ifdef CONFIG_ZONE_DMA .dma_zone_size = SZ_256M, #endif + .restart = realview_eb_restart, MACHINE_END diff --git a/arch/arm/mach-realview/realview_pb1176.c b/arch/arm/mach-realview/realview_pb1176.c index bd8fec8b20d..8ec37b29e0f 100644 --- a/arch/arm/mach-realview/realview_pb1176.c +++ b/arch/arm/mach-realview/realview_pb1176.c @@ -336,12 +336,13 @@ static struct sys_timer realview_pb1176_timer = { .init = realview_pb1176_timer_init, }; -static void realview_pb1176_reset(char mode) +static void realview_pb1176_restart(char mode, const char *cmd) { void __iomem *reset_ctrl = __io_address(REALVIEW_SYS_RESETCTL); void __iomem *lock_ctrl = __io_address(REALVIEW_SYS_LOCK); __raw_writel(REALVIEW_SYS_LOCK_VAL, lock_ctrl); __raw_writel(REALVIEW_PB1176_SYS_SOFT_RESET, reset_ctrl); + dsb(); } static void realview_pb1176_fixup(struct tag *tags, char **from, @@ -381,7 +382,6 @@ static void __init realview_pb1176_init(void) #ifdef CONFIG_LEDS leds_event = realview_leds_event; #endif - realview_reset = realview_pb1176_reset; } MACHINE_START(REALVIEW_PB1176, "ARM-RealView PB1176") @@ -397,4 +397,5 @@ MACHINE_START(REALVIEW_PB1176, "ARM-RealView PB1176") #ifdef CONFIG_ZONE_DMA .dma_zone_size = SZ_256M, #endif + .restart = realview_pb1176_restart, MACHINE_END diff --git a/arch/arm/mach-realview/realview_pb11mp.c b/arch/arm/mach-realview/realview_pb11mp.c index fa73ba81a44..f035fda8b61 100644 --- a/arch/arm/mach-realview/realview_pb11mp.c +++ b/arch/arm/mach-realview/realview_pb11mp.c @@ -315,7 +315,7 @@ static struct sys_timer realview_pb11mp_timer = { .init = realview_pb11mp_timer_init, }; -static void realview_pb11mp_reset(char mode) +static void realview_pb11mp_restart(char mode, const char *cmd) { void __iomem *reset_ctrl = __io_address(REALVIEW_SYS_RESETCTL); void __iomem *lock_ctrl = __io_address(REALVIEW_SYS_LOCK); @@ -327,6 +327,7 @@ static void realview_pb11mp_reset(char mode) __raw_writel(REALVIEW_SYS_LOCK_VAL, lock_ctrl); __raw_writel(0x0000, reset_ctrl); __raw_writel(0x0004, reset_ctrl); + dsb(); } static void __init realview_pb11mp_init(void) @@ -355,7 +356,6 @@ static void __init realview_pb11mp_init(void) #ifdef CONFIG_LEDS leds_event = realview_leds_event; #endif - realview_reset = realview_pb11mp_reset; } MACHINE_START(REALVIEW_PB11MP, "ARM-RealView PB11MPCore") @@ -371,4 +371,5 @@ MACHINE_START(REALVIEW_PB11MP, "ARM-RealView PB11MPCore") #ifdef CONFIG_ZONE_DMA .dma_zone_size = SZ_256M, #endif + .restart = realview_pb11mp_restart, MACHINE_END diff --git a/arch/arm/mach-realview/realview_pba8.c b/arch/arm/mach-realview/realview_pba8.c index 6e5f2b9ddb7..0109c8b440c 100644 --- a/arch/arm/mach-realview/realview_pba8.c +++ b/arch/arm/mach-realview/realview_pba8.c @@ -271,7 +271,7 @@ static struct sys_timer realview_pba8_timer = { .init = realview_pba8_timer_init, }; -static void realview_pba8_reset(char mode) +static void realview_pba8_restart(char mode, const char *cmd) { void __iomem *reset_ctrl = __io_address(REALVIEW_SYS_RESETCTL); void __iomem *lock_ctrl = __io_address(REALVIEW_SYS_LOCK); @@ -283,6 +283,7 @@ static void realview_pba8_reset(char mode) __raw_writel(REALVIEW_SYS_LOCK_VAL, lock_ctrl); __raw_writel(0x0000, reset_ctrl); __raw_writel(0x0004, reset_ctrl); + dsb(); } static void __init realview_pba8_init(void) @@ -305,7 +306,6 @@ static void __init realview_pba8_init(void) #ifdef CONFIG_LEDS leds_event = realview_leds_event; #endif - realview_reset = realview_pba8_reset; } MACHINE_START(REALVIEW_PBA8, "ARM-RealView PB-A8") @@ -321,4 +321,5 @@ MACHINE_START(REALVIEW_PBA8, "ARM-RealView PB-A8") #ifdef CONFIG_ZONE_DMA .dma_zone_size = SZ_256M, #endif + .restart = realview_pba8_restart, MACHINE_END diff --git a/arch/arm/mach-realview/realview_pbx.c b/arch/arm/mach-realview/realview_pbx.c index 7aabc21af01..0194b3e26dc 100644 --- a/arch/arm/mach-realview/realview_pbx.c +++ b/arch/arm/mach-realview/realview_pbx.c @@ -339,7 +339,7 @@ static void realview_pbx_fixup(struct tag *tags, char **from, #endif } -static void realview_pbx_reset(char mode) +static void realview_pbx_restart(char mode, const char *cmd) { void __iomem *reset_ctrl = __io_address(REALVIEW_SYS_RESETCTL); void __iomem *lock_ctrl = __io_address(REALVIEW_SYS_LOCK); @@ -351,6 +351,7 @@ static void realview_pbx_reset(char mode) __raw_writel(REALVIEW_SYS_LOCK_VAL, lock_ctrl); __raw_writel(0x00F0, reset_ctrl); __raw_writel(0x00F4, reset_ctrl); + dsb(); } static void __init realview_pbx_init(void) @@ -388,7 +389,6 @@ static void __init realview_pbx_init(void) #ifdef CONFIG_LEDS leds_event = realview_leds_event; #endif - realview_reset = realview_pbx_reset; } MACHINE_START(REALVIEW_PBX, "ARM-RealView PBX") @@ -404,4 +404,5 @@ MACHINE_START(REALVIEW_PBX, "ARM-RealView PBX") #ifdef CONFIG_ZONE_DMA .dma_zone_size = SZ_256M, #endif + .restart = realview_pbx_restart, MACHINE_END diff --git a/arch/arm/mach-rpc/include/mach/system.h b/arch/arm/mach-rpc/include/mach/system.h index a354f4d092c..359bab94b6a 100644 --- a/arch/arm/mach-rpc/include/mach/system.h +++ b/arch/arm/mach-rpc/include/mach/system.h @@ -7,21 +7,7 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ -#include <linux/io.h> -#include <mach/hardware.h> -#include <asm/hardware/iomd.h> - static inline void arch_idle(void) { cpu_do_idle(); } - -static inline void arch_reset(char mode, const char *cmd) -{ - iomd_writeb(0, IOMD_ROMCR0); - - /* - * Jump into the ROM - */ - soft_restart(0); -} diff --git a/arch/arm/mach-rpc/riscpc.c b/arch/arm/mach-rpc/riscpc.c index 8559598ab76..3d44a59fc0d 100644 --- a/arch/arm/mach-rpc/riscpc.c +++ b/arch/arm/mach-rpc/riscpc.c @@ -24,6 +24,7 @@ #include <asm/elf.h> #include <asm/mach-types.h> #include <mach/hardware.h> +#include <asm/hardware/iomd.h> #include <asm/page.h> #include <asm/domain.h> #include <asm/setup.h> @@ -214,6 +215,16 @@ static int __init rpc_init(void) arch_initcall(rpc_init); +static void rpc_restart(char mode, const char *cmd) +{ + iomd_writeb(0, IOMD_ROMCR0); + + /* + * Jump into the ROM + */ + soft_restart(0); +} + extern struct sys_timer ioc_timer; MACHINE_START(RISCPC, "Acorn-RiscPC") @@ -224,4 +235,5 @@ MACHINE_START(RISCPC, "Acorn-RiscPC") .map_io = rpc_map_io, .init_irq = rpc_init_irq, .timer = &ioc_timer, + .restart = rpc_restart, MACHINE_END diff --git a/arch/arm/mach-s3c2410/common.h b/arch/arm/mach-s3c2410/common.h new file mode 100644 index 00000000000..f65dc806296 --- /dev/null +++ b/arch/arm/mach-s3c2410/common.h @@ -0,0 +1,17 @@ +/* + * Copyright (c) 2011 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * Common Header for S3C2410 machines + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef __ARCH_ARM_MACH_S3C2410_COMMON_H +#define __ARCH_ARM_MACH_S3C2410_COMMON_H + +void s3c2410_restart(char mode, const char *cmd); + +#endif /* __ARCH_ARM_MACH_S3C2410_COMMON_H */ diff --git a/arch/arm/mach-s3c2410/include/mach/reset.h b/arch/arm/mach-s3c2410/include/mach/reset.h deleted file mode 100644 index f8c9387b049..00000000000 --- a/arch/arm/mach-s3c2410/include/mach/reset.h +++ /dev/null @@ -1,22 +0,0 @@ -/* arch/arm/mach-s3c2410/include/mach/reset.h - * - * Copyright (c) 2007 Simtec Electronics - * Ben Dooks <ben@simtec.co.uk> - * http://armlinux.simtec.co.uk/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - * S3C2410 CPU reset controls -*/ - -#ifndef __ASM_ARCH_RESET_H -#define __ASM_ARCH_RESET_H __FILE__ - -/* This allows the over-ride of the default reset code -*/ - -extern void (*s3c24xx_reset_hook)(void); - -#endif /* __ASM_ARCH_RESET_H */ diff --git a/arch/arm/mach-s3c2410/include/mach/system-reset.h b/arch/arm/mach-s3c2410/include/mach/system-reset.h deleted file mode 100644 index 913893d4465..00000000000 --- a/arch/arm/mach-s3c2410/include/mach/system-reset.h +++ /dev/null @@ -1,32 +0,0 @@ -/* arch/arm/mach-s3c2410/include/mach/system-reset.h - * - * Copyright (c) 2008 Simtec Electronics - * Ben Dooks <ben@simtec.co.uk> - * - * S3C2410 - System define for arch_reset() function - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - -#include <mach/hardware.h> -#include <plat/watchdog-reset.h> - -extern void (*s3c24xx_reset_hook)(void); - -static void -arch_reset(char mode, const char *cmd) -{ - if (mode == 's') { - soft_restart(0); - } - - if (s3c24xx_reset_hook) - s3c24xx_reset_hook(); - - arch_wdt_reset(); - - /* we'll take a jump through zero as a poor second */ - soft_restart(0); -} diff --git a/arch/arm/mach-s3c2410/include/mach/system.h b/arch/arm/mach-s3c2410/include/mach/system.h index a8cbca6701e..5e215c1a5c8 100644 --- a/arch/arm/mach-s3c2410/include/mach/system.h +++ b/arch/arm/mach-s3c2410/include/mach/system.h @@ -15,12 +15,10 @@ #include <mach/map.h> #include <mach/idle.h> -#include <mach/reset.h> #include <mach/regs-clock.h> void (*s3c24xx_idle)(void); -void (*s3c24xx_reset_hook)(void); void s3c24xx_default_idle(void) { @@ -54,5 +52,3 @@ static void arch_idle(void) else s3c24xx_default_idle(); } - -#include <mach/system-reset.h> diff --git a/arch/arm/mach-s3c2410/mach-amlm5900.c b/arch/arm/mach-s3c2410/mach-amlm5900.c index 79838942b0a..4220cc60de3 100644 --- a/arch/arm/mach-s3c2410/mach-amlm5900.c +++ b/arch/arm/mach-s3c2410/mach-amlm5900.c @@ -63,6 +63,8 @@ #include <linux/mtd/map.h> #include <linux/mtd/physmap.h> +#include "common.h" + static struct resource amlm5900_nor_resource = { .start = 0x00000000, .end = 0x01000000 - 1, @@ -241,4 +243,5 @@ MACHINE_START(AML_M5900, "AML_M5900") .init_irq = s3c24xx_init_irq, .init_machine = amlm5900_init, .timer = &s3c24xx_timer, + .restart = s3c2410_restart, MACHINE_END diff --git a/arch/arm/mach-s3c2410/mach-bast.c b/arch/arm/mach-s3c2410/mach-bast.c index a20ae1ad406..c6133c6ec18 100644 --- a/arch/arm/mach-s3c2410/mach-bast.c +++ b/arch/arm/mach-s3c2410/mach-bast.c @@ -66,6 +66,7 @@ #include "usb-simtec.h" #include "nor-simtec.h" +#include "common.h" #define COPYRIGHT ", Copyright 2004-2008 Simtec Electronics" @@ -662,4 +663,5 @@ MACHINE_START(BAST, "Simtec-BAST") .init_irq = s3c24xx_init_irq, .init_machine = bast_init, .timer = &s3c24xx_timer, + .restart = s3c2410_restart, MACHINE_END diff --git a/arch/arm/mach-s3c2410/mach-h1940.c b/arch/arm/mach-s3c2410/mach-h1940.c index 05a7d16e59f..ad9d865651d 100644 --- a/arch/arm/mach-s3c2410/mach-h1940.c +++ b/arch/arm/mach-s3c2410/mach-h1940.c @@ -70,6 +70,8 @@ #include <sound/uda1380.h> +#include "common.h" + #define H1940_LATCH ((void __force __iomem *)0xF8000000) #define H1940_PA_LATCH S3C2410_CS2 @@ -751,4 +753,5 @@ MACHINE_START(H1940, "IPAQ-H1940") .init_irq = h1940_init_irq, .init_machine = h1940_init, .timer = &s3c24xx_timer, + .restart = s3c2410_restart, MACHINE_END diff --git a/arch/arm/mach-s3c2410/mach-n30.c b/arch/arm/mach-s3c2410/mach-n30.c index 1dc3e323441..383d00ca8f6 100644 --- a/arch/arm/mach-s3c2410/mach-n30.c +++ b/arch/arm/mach-s3c2410/mach-n30.c @@ -51,6 +51,8 @@ #include <plat/s3c2410.h> #include <plat/udc.h> +#include "common.h" + static struct map_desc n30_iodesc[] __initdata = { /* nothing here yet */ }; @@ -591,6 +593,7 @@ MACHINE_START(N30, "Acer-N30") .init_machine = n30_init, .init_irq = s3c24xx_init_irq, .map_io = n30_map_io, + .restart = s3c2410_restart, MACHINE_END MACHINE_START(N35, "Acer-N35") @@ -601,4 +604,5 @@ MACHINE_START(N35, "Acer-N35") .init_machine = n30_init, .init_irq = s3c24xx_init_irq, .map_io = n30_map_io, + .restart = s3c2410_restart, MACHINE_END diff --git a/arch/arm/mach-s3c2410/mach-otom.c b/arch/arm/mach-s3c2410/mach-otom.c index f03f3fd9cec..5f1e0eeb38a 100644 --- a/arch/arm/mach-s3c2410/mach-otom.c +++ b/arch/arm/mach-s3c2410/mach-otom.c @@ -38,6 +38,8 @@ #include <plat/iic.h> #include <plat/cpu.h> +#include "common.h" + static struct map_desc otom11_iodesc[] __initdata = { /* Device area */ { (u32)OTOM_VA_CS8900A_BASE, OTOM_PA_CS8900A_BASE, SZ_16M, MT_DEVICE }, @@ -121,4 +123,5 @@ MACHINE_START(OTOM, "Nex Vision - Otom 1.1") .init_machine = otom11_init, .init_irq = s3c24xx_init_irq, .timer = &s3c24xx_timer, + .restart = s3c2410_restart, MACHINE_END diff --git a/arch/arm/mach-s3c2410/mach-qt2410.c b/arch/arm/mach-s3c2410/mach-qt2410.c index 45185215625..58f2c17b9f0 100644 --- a/arch/arm/mach-s3c2410/mach-qt2410.c +++ b/arch/arm/mach-s3c2410/mach-qt2410.c @@ -62,6 +62,8 @@ #include <plat/cpu.h> #include <plat/pm.h> +#include "common.h" + static struct map_desc qt2410_iodesc[] __initdata = { { 0xe0000000, __phys_to_pfn(S3C2410_CS3+0x01000000), SZ_1M, MT_DEVICE } }; @@ -350,6 +352,5 @@ MACHINE_START(QT2410, "QT2410") .init_irq = s3c24xx_init_irq, .init_machine = qt2410_machine_init, .timer = &s3c24xx_timer, + .restart = s3c2410_restart, MACHINE_END - - diff --git a/arch/arm/mach-s3c2410/mach-smdk2410.c b/arch/arm/mach-s3c2410/mach-smdk2410.c index 99c9dfdb71c..bdc27e77287 100644 --- a/arch/arm/mach-s3c2410/mach-smdk2410.c +++ b/arch/arm/mach-s3c2410/mach-smdk2410.c @@ -54,6 +54,8 @@ #include <plat/common-smdk.h> +#include "common.h" + static struct map_desc smdk2410_iodesc[] __initdata = { /* nothing here yet */ }; @@ -116,6 +118,5 @@ MACHINE_START(SMDK2410, "SMDK2410") /* @TODO: request a new identifier and switc .init_irq = s3c24xx_init_irq, .init_machine = smdk2410_init, .timer = &s3c24xx_timer, + .restart = s3c2410_restart, MACHINE_END - - diff --git a/arch/arm/mach-s3c2410/mach-tct_hammer.c b/arch/arm/mach-s3c2410/mach-tct_hammer.c index e0d0b6fb280..1114666f0ef 100644 --- a/arch/arm/mach-s3c2410/mach-tct_hammer.c +++ b/arch/arm/mach-s3c2410/mach-tct_hammer.c @@ -54,6 +54,8 @@ #include <linux/mtd/map.h> #include <linux/mtd/physmap.h> +#include "common.h" + static struct resource tct_hammer_nor_resource = { .start = 0x00000000, .end = 0x01000000 - 1, @@ -151,4 +153,5 @@ MACHINE_START(TCT_HAMMER, "TCT_HAMMER") .init_irq = s3c24xx_init_irq, .init_machine = tct_hammer_init, .timer = &s3c24xx_timer, + .restart = s3c2410_restart, MACHINE_END diff --git a/arch/arm/mach-s3c2410/mach-vr1000.c b/arch/arm/mach-s3c2410/mach-vr1000.c index df47e8e9006..cc7032b5c65 100644 --- a/arch/arm/mach-s3c2410/mach-vr1000.c +++ b/arch/arm/mach-s3c2410/mach-vr1000.c @@ -53,6 +53,7 @@ #include "usb-simtec.h" #include "nor-simtec.h" +#include "common.h" /* macros for virtual address mods for the io space entries */ #define VA_C5(item) ((unsigned long)(item) + BAST_VAM_CS5) @@ -405,4 +406,5 @@ MACHINE_START(VR1000, "Thorcom-VR1000") .init_machine = vr1000_init, .init_irq = s3c24xx_init_irq, .timer = &s3c24xx_timer, + .restart = s3c2410_restart, MACHINE_END diff --git a/arch/arm/mach-s3c2410/s3c2410.c b/arch/arm/mach-s3c2410/s3c2410.c index 3d7ebc557a7..489c826e92a 100644 --- a/arch/arm/mach-s3c2410/s3c2410.c +++ b/arch/arm/mach-s3c2410/s3c2410.c @@ -42,6 +42,7 @@ #include <plat/clock.h> #include <plat/pll.h> #include <plat/pm.h> +#include <plat/watchdog-reset.h> #include <plat/gpio-core.h> #include <plat/gpio-cfg.h> @@ -183,3 +184,15 @@ int __init s3c2410a_init(void) s3c2410_sysdev.cls = &s3c2410a_sysclass; return s3c2410_init(); } + +void s3c2410_restart(char mode, const char *cmd) +{ + if (mode == 's') { + soft_restart(0); + } + + arch_wdt_reset(); + + /* we'll take a jump through zero as a poor second */ + soft_restart(0); +} diff --git a/arch/arm/mach-s3c2412/mach-jive.c b/arch/arm/mach-s3c2412/mach-jive.c index 286ef1738c6..ae73ba34ecc 100644 --- a/arch/arm/mach-s3c2412/mach-jive.c +++ b/arch/arm/mach-s3c2412/mach-jive.c @@ -48,6 +48,7 @@ #include <linux/mtd/nand_ecc.h> #include <linux/mtd/partitions.h> +#include <plat/s3c2412.h> #include <plat/gpio-cfg.h> #include <plat/clock.h> #include <plat/devs.h> @@ -661,4 +662,5 @@ MACHINE_START(JIVE, "JIVE") .map_io = jive_map_io, .init_machine = jive_machine_init, .timer = &s3c24xx_timer, + .restart = s3c2412_restart, MACHINE_END diff --git a/arch/arm/mach-s3c2412/mach-smdk2413.c b/arch/arm/mach-s3c2412/mach-smdk2413.c index f1eec1b5493..b11451b853d 100644 --- a/arch/arm/mach-s3c2412/mach-smdk2413.c +++ b/arch/arm/mach-s3c2412/mach-smdk2413.c @@ -134,6 +134,7 @@ MACHINE_START(S3C2413, "S3C2413") .map_io = smdk2413_map_io, .init_machine = smdk2413_machine_init, .timer = &s3c24xx_timer, + .restart = s3c2412_restart, MACHINE_END MACHINE_START(SMDK2412, "SMDK2412") @@ -145,6 +146,7 @@ MACHINE_START(SMDK2412, "SMDK2412") .map_io = smdk2413_map_io, .init_machine = smdk2413_machine_init, .timer = &s3c24xx_timer, + .restart = s3c2412_restart, MACHINE_END MACHINE_START(SMDK2413, "SMDK2413") @@ -156,4 +158,5 @@ MACHINE_START(SMDK2413, "SMDK2413") .map_io = smdk2413_map_io, .init_machine = smdk2413_machine_init, .timer = &s3c24xx_timer, + .restart = s3c2412_restart, MACHINE_END diff --git a/arch/arm/mach-s3c2412/mach-vstms.c b/arch/arm/mach-s3c2412/mach-vstms.c index 1bbb1ef5f4f..94bfaa1fb14 100644 --- a/arch/arm/mach-s3c2412/mach-vstms.c +++ b/arch/arm/mach-s3c2412/mach-vstms.c @@ -162,4 +162,5 @@ MACHINE_START(VSTMS, "VSTMS") .init_machine = vstms_init, .map_io = vstms_map_io, .timer = &s3c24xx_timer, + .restart = s3c2412_restart, MACHINE_END diff --git a/arch/arm/mach-s3c2412/s3c2412.c b/arch/arm/mach-s3c2412/s3c2412.c index 57a1e01e4e5..867ce2e269f 100644 --- a/arch/arm/mach-s3c2412/s3c2412.c +++ b/arch/arm/mach-s3c2412/s3c2412.c @@ -32,7 +32,6 @@ #include <asm/proc-fns.h> #include <asm/irq.h> -#include <mach/reset.h> #include <mach/idle.h> #include <plat/cpu-freq.h> @@ -131,8 +130,11 @@ static void s3c2412_idle(void) cpu_do_idle(); } -static void s3c2412_hard_reset(void) +void s3c2412_restart(char mode, const char *cmd) { + if (mode == 's') + soft_restart(0); + /* errata "Watch-dog/Software Reset Problem" specifies that * this reset must be done with the SYSCLK sourced from * EXTCLK instead of FOUT to avoid a glitch in the reset @@ -164,10 +166,6 @@ void __init s3c2412_map_io(void) s3c24xx_idle = s3c2412_idle; - /* set custom reset hook */ - - s3c24xx_reset_hook = s3c2412_hard_reset; - /* register our io-tables */ iotable_init(s3c2412_iodesc, ARRAY_SIZE(s3c2412_iodesc)); diff --git a/arch/arm/mach-s3c2416/mach-smdk2416.c b/arch/arm/mach-s3c2416/mach-smdk2416.c index a9eee531ca7..66b71736609 100644 --- a/arch/arm/mach-s3c2416/mach-smdk2416.c +++ b/arch/arm/mach-s3c2416/mach-smdk2416.c @@ -251,4 +251,5 @@ MACHINE_START(SMDK2416, "SMDK2416") .map_io = smdk2416_map_io, .init_machine = smdk2416_machine_init, .timer = &s3c24xx_timer, + .restart = s3c2416_restart, MACHINE_END diff --git a/arch/arm/mach-s3c2416/s3c2416.c b/arch/arm/mach-s3c2416/s3c2416.c index ee214bc83c8..46062232bbc 100644 --- a/arch/arm/mach-s3c2416/s3c2416.c +++ b/arch/arm/mach-s3c2416/s3c2416.c @@ -44,7 +44,6 @@ #include <asm/proc-fns.h> #include <asm/irq.h> -#include <mach/reset.h> #include <mach/idle.h> #include <mach/regs-s3c2443-clock.h> @@ -76,8 +75,11 @@ static struct sys_device s3c2416_sysdev = { .cls = &s3c2416_sysclass, }; -static void s3c2416_hard_reset(void) +void s3c2416_restart(char mode, const char *cmd) { + if (mode == 's') + soft_restart(0); + __raw_writel(S3C2443_SWRST_RESET, S3C2443_SWRST); } @@ -85,7 +87,6 @@ int __init s3c2416_init(void) { printk(KERN_INFO "S3C2416: Initializing architecture\n"); - s3c24xx_reset_hook = s3c2416_hard_reset; /* s3c24xx_idle = s3c2416_idle; */ /* change WDT IRQ number */ diff --git a/arch/arm/mach-s3c2440/common.h b/arch/arm/mach-s3c2440/common.h new file mode 100644 index 00000000000..db8a98ac68c --- /dev/null +++ b/arch/arm/mach-s3c2440/common.h @@ -0,0 +1,17 @@ +/* + * Copyright (c) 2011 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * Common Header for S3C2440 machines + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef __ARCH_ARM_MACH_S3C2440_COMMON_H +#define __ARCH_ARM_MACH_S3C2440_COMMON_H + +void s3c2440_restart(char mode, const char *cmd); + +#endif /* __ARCH_ARM_MACH_S3C2440_COMMON_H */ diff --git a/arch/arm/mach-s3c2440/mach-anubis.c b/arch/arm/mach-s3c2440/mach-anubis.c index 74f92fc3fd0..121ff8d2c88 100644 --- a/arch/arm/mach-s3c2440/mach-anubis.c +++ b/arch/arm/mach-s3c2440/mach-anubis.c @@ -55,6 +55,8 @@ #include <plat/cpu.h> #include <plat/audio-simtec.h> +#include "common.h" + #define COPYRIGHT ", Copyright 2005-2009 Simtec Electronics" static struct map_desc anubis_iodesc[] __initdata = { @@ -503,4 +505,5 @@ MACHINE_START(ANUBIS, "Simtec-Anubis") .init_machine = anubis_init, .init_irq = s3c24xx_init_irq, .timer = &s3c24xx_timer, + .restart = s3c2440_restart, MACHINE_END diff --git a/arch/arm/mach-s3c2440/mach-at2440evb.c b/arch/arm/mach-s3c2440/mach-at2440evb.c index 38887ee0c78..b7e334f07da 100644 --- a/arch/arm/mach-s3c2440/mach-at2440evb.c +++ b/arch/arm/mach-s3c2440/mach-at2440evb.c @@ -49,6 +49,8 @@ #include <plat/cpu.h> #include <plat/mci.h> +#include "common.h" + static struct map_desc at2440evb_iodesc[] __initdata = { /* Nothing here */ }; @@ -238,4 +240,5 @@ MACHINE_START(AT2440EVB, "AT2440EVB") .init_machine = at2440evb_init, .init_irq = s3c24xx_init_irq, .timer = &s3c24xx_timer, + .restart = s3c2440_restart, MACHINE_END diff --git a/arch/arm/mach-s3c2440/mach-gta02.c b/arch/arm/mach-s3c2440/mach-gta02.c index de1e0ff46ce..5859e609d28 100644 --- a/arch/arm/mach-s3c2440/mach-gta02.c +++ b/arch/arm/mach-s3c2440/mach-gta02.c @@ -90,6 +90,7 @@ #include <plat/iic.h> #include <plat/ts.h> +#include "common.h" static struct pcf50633 *gta02_pcf; @@ -600,4 +601,5 @@ MACHINE_START(NEO1973_GTA02, "GTA02") .init_irq = s3c24xx_init_irq, .init_machine = gta02_machine_init, .timer = &s3c24xx_timer, + .restart = s3c2440_restart, MACHINE_END diff --git a/arch/arm/mach-s3c2440/mach-mini2440.c b/arch/arm/mach-s3c2440/mach-mini2440.c index 91fe0b4c95f..437322ffd88 100644 --- a/arch/arm/mach-s3c2440/mach-mini2440.c +++ b/arch/arm/mach-s3c2440/mach-mini2440.c @@ -60,6 +60,8 @@ #include <sound/s3c24xx_uda134x.h> +#include "common.h" + #define MACH_MINI2440_DM9K_BASE (S3C2410_CS4 + 0x300) static struct map_desc mini2440_iodesc[] __initdata = { @@ -681,4 +683,5 @@ MACHINE_START(MINI2440, "MINI2440") .init_machine = mini2440_init, .init_irq = s3c24xx_init_irq, .timer = &s3c24xx_timer, + .restart = s3c2440_restart, MACHINE_END diff --git a/arch/arm/mach-s3c2440/mach-nexcoder.c b/arch/arm/mach-s3c2440/mach-nexcoder.c index 61c0bf14816..40eaf844bc1 100644 --- a/arch/arm/mach-s3c2440/mach-nexcoder.c +++ b/arch/arm/mach-s3c2440/mach-nexcoder.c @@ -47,6 +47,8 @@ #include <plat/devs.h> #include <plat/cpu.h> +#include "common.h" + static struct map_desc nexcoder_iodesc[] __initdata = { /* nothing here yet */ }; @@ -156,4 +158,5 @@ MACHINE_START(NEXCODER_2440, "NexVision - Nexcoder 2440") .init_machine = nexcoder_init, .init_irq = s3c24xx_init_irq, .timer = &s3c24xx_timer, + .restart = s3c2440_restart, MACHINE_END diff --git a/arch/arm/mach-s3c2440/mach-osiris.c b/arch/arm/mach-s3c2440/mach-osiris.c index dc142ebf8cb..e795715fba3 100644 --- a/arch/arm/mach-s3c2440/mach-osiris.c +++ b/arch/arm/mach-s3c2440/mach-osiris.c @@ -54,6 +54,8 @@ #include <plat/devs.h> #include <plat/cpu.h> +#include "common.h" + /* onboard perihperal map */ static struct map_desc osiris_iodesc[] __initdata = { @@ -452,4 +454,5 @@ MACHINE_START(OSIRIS, "Simtec-OSIRIS") .init_irq = s3c24xx_init_irq, .init_machine = osiris_init, .timer = &s3c24xx_timer, + .restart = s3c2440_restart, MACHINE_END diff --git a/arch/arm/mach-s3c2440/mach-rx1950.c b/arch/arm/mach-s3c2440/mach-rx1950.c index 0d3453bf567..1c50d3e0917 100644 --- a/arch/arm/mach-s3c2440/mach-rx1950.c +++ b/arch/arm/mach-s3c2440/mach-rx1950.c @@ -62,6 +62,8 @@ #include <sound/uda1380.h> +#include "common.h" + #define LCD_PWM_PERIOD 192960 #define LCD_PWM_DUTY 127353 @@ -832,4 +834,5 @@ MACHINE_START(RX1950, "HP iPAQ RX1950") .init_irq = s3c24xx_init_irq, .init_machine = rx1950_init_machine, .timer = &s3c24xx_timer, + .restart = s3c2440_restart, MACHINE_END diff --git a/arch/arm/mach-s3c2440/mach-rx3715.c b/arch/arm/mach-s3c2440/mach-rx3715.c index e19499c2f90..4d20a016b85 100644 --- a/arch/arm/mach-s3c2440/mach-rx3715.c +++ b/arch/arm/mach-s3c2440/mach-rx3715.c @@ -51,6 +51,8 @@ #include <plat/cpu.h> #include <plat/pm.h> +#include "common.h" + static struct map_desc rx3715_iodesc[] __initdata = { /* dump ISA space somewhere unused */ @@ -224,4 +226,5 @@ MACHINE_START(RX3715, "IPAQ-RX3715") .init_irq = rx3715_init_irq, .init_machine = rx3715_init_machine, .timer = &s3c24xx_timer, + .restart = s3c2440_restart, MACHINE_END diff --git a/arch/arm/mach-s3c2440/mach-smdk2440.c b/arch/arm/mach-s3c2440/mach-smdk2440.c index 36eeb4197a8..1deb60d12a6 100644 --- a/arch/arm/mach-s3c2440/mach-smdk2440.c +++ b/arch/arm/mach-s3c2440/mach-smdk2440.c @@ -47,6 +47,8 @@ #include <plat/common-smdk.h> +#include "common.h" + static struct map_desc smdk2440_iodesc[] __initdata = { /* ISA IO Space map (memory space selected by A24) */ @@ -181,4 +183,5 @@ MACHINE_START(S3C2440, "SMDK2440") .map_io = smdk2440_map_io, .init_machine = smdk2440_machine_init, .timer = &s3c24xx_timer, + .restart = s3c2440_restart, MACHINE_END diff --git a/arch/arm/mach-s3c2440/s3c2440.c b/arch/arm/mach-s3c2440/s3c2440.c index 37f8cc6aabd..42d73f1e0ce 100644 --- a/arch/arm/mach-s3c2440/s3c2440.c +++ b/arch/arm/mach-s3c2440/s3c2440.c @@ -35,6 +35,7 @@ #include <plat/cpu.h> #include <plat/s3c244x.h> #include <plat/pm.h> +#include <plat/watchdog-reset.h> #include <plat/gpio-core.h> #include <plat/gpio-cfg.h> @@ -73,3 +74,15 @@ void __init s3c2440_map_io(void) s3c24xx_gpiocfg_default.set_pull = s3c24xx_gpio_setpull_1up; s3c24xx_gpiocfg_default.get_pull = s3c24xx_gpio_getpull_1up; } + +void s3c2440_restart(char mode, const char *cmd) +{ + if (mode == 's') { + soft_restart(0); + } + + arch_wdt_reset(); + + /* we'll take a jump through zero as a poor second */ + soft_restart(0); +} diff --git a/arch/arm/mach-s3c2443/mach-smdk2443.c b/arch/arm/mach-s3c2443/mach-smdk2443.c index bec107e0044..20923695622 100644 --- a/arch/arm/mach-s3c2443/mach-smdk2443.c +++ b/arch/arm/mach-s3c2443/mach-smdk2443.c @@ -145,4 +145,5 @@ MACHINE_START(SMDK2443, "SMDK2443") .map_io = smdk2443_map_io, .init_machine = smdk2443_machine_init, .timer = &s3c24xx_timer, + .restart = s3c2443_restart, MACHINE_END diff --git a/arch/arm/mach-s3c2443/s3c2443.c b/arch/arm/mach-s3c2443/s3c2443.c index a22b771b0f3..4568ded338d 100644 --- a/arch/arm/mach-s3c2443/s3c2443.c +++ b/arch/arm/mach-s3c2443/s3c2443.c @@ -31,7 +31,6 @@ #include <asm/irq.h> #include <mach/regs-s3c2443-clock.h> -#include <mach/reset.h> #include <plat/gpio-core.h> #include <plat/gpio-cfg.h> @@ -57,8 +56,11 @@ static struct sys_device s3c2443_sysdev = { .cls = &s3c2443_sysclass, }; -static void s3c2443_hard_reset(void) +void s3c2443_restart(char mode, const char *cmd) { + if (mode == 's') + soft_restart(0); + __raw_writel(S3C2443_SWRST_RESET, S3C2443_SWRST); } @@ -66,8 +68,6 @@ int __init s3c2443_init(void) { printk("S3C2443: Initialising architecture\n"); - s3c24xx_reset_hook = s3c2443_hard_reset; - s3c_nand_setname("s3c2412-nand"); s3c_fb_setname("s3c2443-fb"); diff --git a/arch/arm/mach-s3c64xx/Makefile b/arch/arm/mach-s3c64xx/Makefile index cfc0b994180..f37016cebbe 100644 --- a/arch/arm/mach-s3c64xx/Makefile +++ b/arch/arm/mach-s3c64xx/Makefile @@ -10,54 +10,49 @@ obj-m := obj-n := obj- := -# Core files -obj-y += cpu.o -obj-y += clock.o +# Core -# Core support for S3C6400 system +obj-y += common.o clock.o + +# Core support obj-$(CONFIG_CPU_S3C6400) += s3c6400.o obj-$(CONFIG_CPU_S3C6410) += s3c6410.o -obj-y += irq.o -obj-y += irq-eint.o +# PM + +obj-$(CONFIG_PM) += pm.o irq-pm.o sleep.o # DMA support obj-$(CONFIG_S3C64XX_DMA) += dma.o -# Device setup +# Device support -obj-$(CONFIG_S3C64XX_SETUP_I2C0) += setup-i2c0.o -obj-$(CONFIG_S3C64XX_SETUP_I2C1) += setup-i2c1.o -obj-$(CONFIG_S3C64XX_SETUP_IDE) += setup-ide.o -obj-$(CONFIG_S3C64XX_SETUP_KEYPAD) += setup-keypad.o -obj-$(CONFIG_S3C64XX_SETUP_SDHCI) += setup-sdhci.o -obj-$(CONFIG_S3C64XX_SETUP_FB_24BPP) += setup-fb-24bpp.o -obj-$(CONFIG_S3C64XX_SETUP_SDHCI_GPIO) += setup-sdhci-gpio.o +obj-y += dev-uart.o +obj-y += dev-audio.o +obj-$(CONFIG_S3C64XX_DEV_SPI) += dev-spi.o -# PM +# Device setup -obj-$(CONFIG_PM) += pm.o -obj-$(CONFIG_PM) += sleep.o -obj-$(CONFIG_PM) += irq-pm.o +obj-$(CONFIG_S3C64XX_SETUP_FB_24BPP) += setup-fb-24bpp.o +obj-$(CONFIG_S3C64XX_SETUP_I2C0) += setup-i2c0.o +obj-$(CONFIG_S3C64XX_SETUP_I2C1) += setup-i2c1.o +obj-$(CONFIG_S3C64XX_SETUP_IDE) += setup-ide.o +obj-$(CONFIG_S3C64XX_SETUP_KEYPAD) += setup-keypad.o +obj-$(CONFIG_S3C64XX_SETUP_SDHCI) += setup-sdhci.o +obj-$(CONFIG_S3C64XX_SETUP_SDHCI_GPIO) += setup-sdhci-gpio.o # Machine support -obj-$(CONFIG_MACH_ANW6410) += mach-anw6410.o -obj-$(CONFIG_MACH_SMDK6400) += mach-smdk6400.o -obj-$(CONFIG_MACH_SMDK6410) += mach-smdk6410.o -obj-$(CONFIG_MACH_REAL6410) += mach-real6410.o -obj-$(CONFIG_MACH_MINI6410) += mach-mini6410.o -obj-$(CONFIG_MACH_NCP) += mach-ncp.o -obj-$(CONFIG_MACH_HMT) += mach-hmt.o -obj-$(CONFIG_MACH_SMARTQ) += mach-smartq.o -obj-$(CONFIG_MACH_SMARTQ5) += mach-smartq5.o -obj-$(CONFIG_MACH_SMARTQ7) += mach-smartq7.o -obj-$(CONFIG_MACH_WLF_CRAGG_6410) += mach-crag6410.o mach-crag6410-module.o - -# device support - -obj-y += dev-uart.o -obj-y += dev-audio.o -obj-$(CONFIG_S3C64XX_DEV_SPI) += dev-spi.o +obj-$(CONFIG_MACH_ANW6410) += mach-anw6410.o +obj-$(CONFIG_MACH_HMT) += mach-hmt.o +obj-$(CONFIG_MACH_MINI6410) += mach-mini6410.o +obj-$(CONFIG_MACH_NCP) += mach-ncp.o +obj-$(CONFIG_MACH_REAL6410) += mach-real6410.o +obj-$(CONFIG_MACH_SMARTQ) += mach-smartq.o +obj-$(CONFIG_MACH_SMARTQ5) += mach-smartq5.o +obj-$(CONFIG_MACH_SMARTQ7) += mach-smartq7.o +obj-$(CONFIG_MACH_SMDK6400) += mach-smdk6400.o +obj-$(CONFIG_MACH_SMDK6410) += mach-smdk6410.o +obj-$(CONFIG_MACH_WLF_CRAGG_6410) += mach-crag6410.o mach-crag6410-module.o diff --git a/arch/arm/mach-s3c64xx/clock.c b/arch/arm/mach-s3c64xx/clock.c index 39c238d7a3d..625219b9cef 100644 --- a/arch/arm/mach-s3c64xx/clock.c +++ b/arch/arm/mach-s3c64xx/clock.c @@ -705,7 +705,7 @@ static struct clksrc_clk *init_parents[] = { #define GET_DIV(clk, field) ((((clk) & field##_MASK) >> field##_SHIFT) + 1) -void __init_or_cpufreq s3c6400_setup_clocks(void) +void __init_or_cpufreq s3c64xx_setup_clocks(void) { struct clk *xtal_clk; unsigned long xtal; @@ -804,7 +804,7 @@ static struct clk *clks[] __initdata = { * as ARMCLK as well as the necessary parent clocks. * * This call does not setup the clocks, which is left to the - * s3c6400_setup_clocks() call which may be needed by the cpufreq + * s3c64xx_setup_clocks() call which may be needed by the cpufreq * or resume code to re-set the clocks if the bootloader has changed * them. */ diff --git a/arch/arm/mach-s3c64xx/irq-eint.c b/arch/arm/mach-s3c64xx/common.c index 4d203be1f4c..35182ba049d 100644 --- a/arch/arm/mach-s3c64xx/irq-eint.c +++ b/arch/arm/mach-s3c64xx/common.c @@ -1,11 +1,13 @@ -/* arch/arm/plat-s3c64xx/irq-eint.c +/* + * Copyright (c) 2011 Samsung Electronics Co., Ltd. + * http://www.samsung.com * * Copyright 2008 Openmoko, Inc. * Copyright 2008 Simtec Electronics - * Ben Dooks <ben@simtec.co.uk> - * http://armlinux.simtec.co.uk/ + * Ben Dooks <ben@simtec.co.uk> + * http://armlinux.simtec.co.uk/ * - * S3C64XX - Interrupt handling for IRQ_EINT(x) + * Common Codes for S3C64XX machines * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as @@ -13,21 +15,183 @@ */ #include <linux/kernel.h> +#include <linux/init.h> +#include <linux/module.h> #include <linux/interrupt.h> +#include <linux/ioport.h> #include <linux/sysdev.h> -#include <linux/gpio.h> -#include <linux/irq.h> +#include <linux/serial_core.h> +#include <linux/platform_device.h> #include <linux/io.h> +#include <linux/dma-mapping.h> +#include <linux/irq.h> +#include <linux/gpio.h> +#include <asm/mach/arch.h> +#include <asm/mach/map.h> #include <asm/hardware/vic.h> -#include <plat/regs-irqtype.h> +#include <mach/map.h> +#include <mach/hardware.h> #include <mach/regs-gpio.h> -#include <plat/gpio-cfg.h> -#include <mach/map.h> #include <plat/cpu.h> +#include <plat/clock.h> +#include <plat/devs.h> #include <plat/pm.h> +#include <plat/gpio-cfg.h> +#include <plat/irq-uart.h> +#include <plat/irq-vic-timer.h> +#include <plat/regs-irqtype.h> +#include <plat/regs-serial.h> +#include <plat/watchdog-reset.h> + +#include "common.h" + +/* uart registration process */ + +void __init s3c64xx_init_uarts(struct s3c2410_uartcfg *cfg, int no) +{ + s3c24xx_init_uartdevs("s3c6400-uart", s3c64xx_uart_resources, cfg, no); +} + +/* table of supported CPUs */ + +static const char name_s3c6400[] = "S3C6400"; +static const char name_s3c6410[] = "S3C6410"; + +static struct cpu_table cpu_ids[] __initdata = { + { + .idcode = S3C6400_CPU_ID, + .idmask = S3C64XX_CPU_MASK, + .map_io = s3c6400_map_io, + .init_clocks = s3c6400_init_clocks, + .init_uarts = s3c64xx_init_uarts, + .init = s3c6400_init, + .name = name_s3c6400, + }, { + .idcode = S3C6410_CPU_ID, + .idmask = S3C64XX_CPU_MASK, + .map_io = s3c6410_map_io, + .init_clocks = s3c6410_init_clocks, + .init_uarts = s3c64xx_init_uarts, + .init = s3c6410_init, + .name = name_s3c6410, + }, +}; + +/* minimal IO mapping */ + +/* see notes on uart map in arch/arm/mach-s3c64xx/include/mach/debug-macro.S */ +#define UART_OFFS (S3C_PA_UART & 0xfffff) + +static struct map_desc s3c_iodesc[] __initdata = { + { + .virtual = (unsigned long)S3C_VA_SYS, + .pfn = __phys_to_pfn(S3C64XX_PA_SYSCON), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S3C_VA_MEM, + .pfn = __phys_to_pfn(S3C64XX_PA_SROM), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)(S3C_VA_UART + UART_OFFS), + .pfn = __phys_to_pfn(S3C_PA_UART), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)VA_VIC0, + .pfn = __phys_to_pfn(S3C64XX_PA_VIC0), + .length = SZ_16K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)VA_VIC1, + .pfn = __phys_to_pfn(S3C64XX_PA_VIC1), + .length = SZ_16K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S3C_VA_TIMER, + .pfn = __phys_to_pfn(S3C_PA_TIMER), + .length = SZ_16K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S3C64XX_VA_GPIO, + .pfn = __phys_to_pfn(S3C64XX_PA_GPIO), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S3C64XX_VA_MODEM, + .pfn = __phys_to_pfn(S3C64XX_PA_MODEM), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S3C_VA_WATCHDOG, + .pfn = __phys_to_pfn(S3C64XX_PA_WATCHDOG), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S3C_VA_USB_HSPHY, + .pfn = __phys_to_pfn(S3C64XX_PA_USB_HSPHY), + .length = SZ_1K, + .type = MT_DEVICE, + }, +}; + +struct sysdev_class s3c64xx_sysclass = { + .name = "s3c64xx-core", +}; + +static struct sys_device s3c64xx_sysdev = { + .cls = &s3c64xx_sysclass, +}; + +/* read cpu identification code */ + +void __init s3c64xx_init_io(struct map_desc *mach_desc, int size) +{ + /* initialise the io descriptors we need for initialisation */ + iotable_init(s3c_iodesc, ARRAY_SIZE(s3c_iodesc)); + iotable_init(mach_desc, size); + init_consistent_dma_size(SZ_8M); + + /* detect cpu id */ + s3c64xx_init_cpu(); + + s3c_init_cpu(samsung_cpu_id, cpu_ids, ARRAY_SIZE(cpu_ids)); +} + +static __init int s3c64xx_sysdev_init(void) +{ + sysdev_class_register(&s3c64xx_sysclass); + return sysdev_register(&s3c64xx_sysdev); +} +core_initcall(s3c64xx_sysdev_init); + +/* + * setup the sources the vic should advertise resume + * for, even though it is not doing the wake + * (set_irq_wake needs to be valid) + */ +#define IRQ_VIC0_RESUME (1 << (IRQ_RTC_TIC - IRQ_VIC0_BASE)) +#define IRQ_VIC1_RESUME (1 << (IRQ_RTC_ALARM - IRQ_VIC1_BASE) | \ + 1 << (IRQ_PENDN - IRQ_VIC1_BASE) | \ + 1 << (IRQ_HSMMC0 - IRQ_VIC1_BASE) | \ + 1 << (IRQ_HSMMC1 - IRQ_VIC1_BASE) | \ + 1 << (IRQ_HSMMC2 - IRQ_VIC1_BASE)) + +void __init s3c64xx_init_irq(u32 vic0_valid, u32 vic1_valid) +{ + printk(KERN_DEBUG "%s: initialising interrupts\n", __func__); + + /* initialise the pair of VICs */ + vic_init(VA_VIC0, IRQ_VIC0_BASE, vic0_valid, IRQ_VIC0_RESUME); + vic_init(VA_VIC1, IRQ_VIC1_BASE, vic1_valid, IRQ_VIC1_RESUME); + + /* add the timer sub-irqs */ + s3c_init_vic_timer_irq(5, IRQ_TIMER0); +} #define eint_offset(irq) ((irq) - IRQ_EINT(0)) #define eint_irq_to_bit(irq) ((u32)(1 << eint_offset(irq))) @@ -209,5 +373,13 @@ static int __init s3c64xx_init_irq_eint(void) return 0; } - arch_initcall(s3c64xx_init_irq_eint); + +void s3c64xx_restart(char mode, const char *cmd) +{ + if (mode != 's') + arch_wdt_reset(); + + /* if all else fails, or mode was for soft, jump to 0 */ + soft_restart(0); +} diff --git a/arch/arm/mach-s3c64xx/common.h b/arch/arm/mach-s3c64xx/common.h new file mode 100644 index 00000000000..8dc8ab6d8d6 --- /dev/null +++ b/arch/arm/mach-s3c64xx/common.h @@ -0,0 +1,57 @@ +/* + * Copyright (c) 2011 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * Copyright 2008 Openmoko, Inc. + * Copyright 2008 Simtec Electronics + * Ben Dooks <ben@simtec.co.uk> + * http://armlinux.simtec.co.uk/ + * + * Common Header for S3C64XX machines + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef __ARCH_ARM_MACH_S3C64XX_COMMON_H +#define __ARCH_ARM_MACH_S3C64XX_COMMON_H + +void s3c64xx_init_irq(u32 vic0, u32 vic1); +void s3c64xx_init_io(struct map_desc *mach_desc, int size); + +void s3c64xx_register_clocks(unsigned long xtal, unsigned armclk_limit); +void s3c64xx_setup_clocks(void); + +void s3c64xx_restart(char mode, const char *cmd); + +extern struct syscore_ops s3c64xx_irq_syscore_ops; +extern struct sysdev_class s3c64xx_sysclass; + +#ifdef CONFIG_CPU_S3C6400 + +extern int s3c6400_init(void); +extern void s3c6400_init_irq(void); +extern void s3c6400_map_io(void); +extern void s3c6400_init_clocks(int xtal); + +#else +#define s3c6400_init_clocks NULL +#define s3c6400_map_io NULL +#define s3c6400_init NULL +#endif + +#ifdef CONFIG_CPU_S3C6410 + +extern int s3c6410_init(void); +extern void s3c6410_init_irq(void); +extern void s3c6410_map_io(void); +extern void s3c6410_init_clocks(int xtal); + +#else +#define s3c6410_init_clocks NULL +#define s3c6410_map_io NULL +#define s3c6410_init NULL +#endif + +#endif /* __ARCH_ARM_MACH_S3C64XX_COMMON_H */ diff --git a/arch/arm/mach-s3c64xx/cpu.c b/arch/arm/mach-s3c64xx/cpu.c deleted file mode 100644 index de085b798aa..00000000000 --- a/arch/arm/mach-s3c64xx/cpu.c +++ /dev/null @@ -1,161 +0,0 @@ -/* linux/arch/arm/plat-s3c64xx/cpu.c - * - * Copyright 2008 Openmoko, Inc. - * Copyright 2008 Simtec Electronics - * Ben Dooks <ben@simtec.co.uk> - * http://armlinux.simtec.co.uk/ - * - * S3C64XX CPU Support - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - -#include <linux/init.h> -#include <linux/module.h> -#include <linux/interrupt.h> -#include <linux/ioport.h> -#include <linux/sysdev.h> -#include <linux/serial_core.h> -#include <linux/platform_device.h> -#include <linux/io.h> -#include <linux/dma-mapping.h> - -#include <mach/hardware.h> -#include <mach/map.h> - -#include <asm/mach/arch.h> -#include <asm/mach/map.h> - -#include <plat/regs-serial.h> - -#include <plat/cpu.h> -#include <plat/devs.h> -#include <plat/clock.h> - -#include <plat/s3c6400.h> -#include <plat/s3c6410.h> - -/* table of supported CPUs */ - -static const char name_s3c6400[] = "S3C6400"; -static const char name_s3c6410[] = "S3C6410"; - -static struct cpu_table cpu_ids[] __initdata = { - { - .idcode = S3C6400_CPU_ID, - .idmask = S3C64XX_CPU_MASK, - .map_io = s3c6400_map_io, - .init_clocks = s3c6400_init_clocks, - .init_uarts = s3c6400_init_uarts, - .init = s3c6400_init, - .name = name_s3c6400, - }, { - .idcode = S3C6410_CPU_ID, - .idmask = S3C64XX_CPU_MASK, - .map_io = s3c6410_map_io, - .init_clocks = s3c6410_init_clocks, - .init_uarts = s3c6410_init_uarts, - .init = s3c6410_init, - .name = name_s3c6410, - }, -}; - -/* minimal IO mapping */ - -/* see notes on uart map in arch/arm/mach-s3c6400/include/mach/debug-macro.S */ -#define UART_OFFS (S3C_PA_UART & 0xfffff) - -static struct map_desc s3c_iodesc[] __initdata = { - { - .virtual = (unsigned long)S3C_VA_SYS, - .pfn = __phys_to_pfn(S3C64XX_PA_SYSCON), - .length = SZ_4K, - .type = MT_DEVICE, - }, { - .virtual = (unsigned long)S3C_VA_MEM, - .pfn = __phys_to_pfn(S3C64XX_PA_SROM), - .length = SZ_4K, - .type = MT_DEVICE, - }, { - .virtual = (unsigned long)(S3C_VA_UART + UART_OFFS), - .pfn = __phys_to_pfn(S3C_PA_UART), - .length = SZ_4K, - .type = MT_DEVICE, - }, { - .virtual = (unsigned long)VA_VIC0, - .pfn = __phys_to_pfn(S3C64XX_PA_VIC0), - .length = SZ_16K, - .type = MT_DEVICE, - }, { - .virtual = (unsigned long)VA_VIC1, - .pfn = __phys_to_pfn(S3C64XX_PA_VIC1), - .length = SZ_16K, - .type = MT_DEVICE, - }, { - .virtual = (unsigned long)S3C_VA_TIMER, - .pfn = __phys_to_pfn(S3C_PA_TIMER), - .length = SZ_16K, - .type = MT_DEVICE, - }, { - .virtual = (unsigned long)S3C64XX_VA_GPIO, - .pfn = __phys_to_pfn(S3C64XX_PA_GPIO), - .length = SZ_4K, - .type = MT_DEVICE, - }, { - .virtual = (unsigned long)S3C64XX_VA_MODEM, - .pfn = __phys_to_pfn(S3C64XX_PA_MODEM), - .length = SZ_4K, - .type = MT_DEVICE, - }, { - .virtual = (unsigned long)S3C_VA_WATCHDOG, - .pfn = __phys_to_pfn(S3C64XX_PA_WATCHDOG), - .length = SZ_4K, - .type = MT_DEVICE, - }, { - .virtual = (unsigned long)S3C_VA_USB_HSPHY, - .pfn = __phys_to_pfn(S3C64XX_PA_USB_HSPHY), - .length = SZ_1K, - .type = MT_DEVICE, - }, -}; - - -struct sysdev_class s3c64xx_sysclass = { - .name = "s3c64xx-core", -}; - -static struct sys_device s3c64xx_sysdev = { - .cls = &s3c64xx_sysclass, -}; - -/* uart registration process */ - -void __init s3c6400_common_init_uarts(struct s3c2410_uartcfg *cfg, int no) -{ - s3c24xx_init_uartdevs("s3c6400-uart", s3c64xx_uart_resources, cfg, no); -} - -/* read cpu identification code */ - -void __init s3c64xx_init_io(struct map_desc *mach_desc, int size) -{ - /* initialise the io descriptors we need for initialisation */ - iotable_init(s3c_iodesc, ARRAY_SIZE(s3c_iodesc)); - iotable_init(mach_desc, size); - init_consistent_dma_size(SZ_8M); - - /* detect cpu id */ - s3c64xx_init_cpu(); - - s3c_init_cpu(samsung_cpu_id, cpu_ids, ARRAY_SIZE(cpu_ids)); -} - -static __init int s3c64xx_sysdev_init(void) -{ - sysdev_class_register(&s3c64xx_sysclass); - return sysdev_register(&s3c64xx_sysdev); -} - -core_initcall(s3c64xx_sysdev_init); diff --git a/arch/arm/mach-s3c64xx/include/mach/system.h b/arch/arm/mach-s3c64xx/include/mach/system.h index d8ca5786ba2..353ed4389ae 100644 --- a/arch/arm/mach-s3c64xx/include/mach/system.h +++ b/arch/arm/mach-s3c64xx/include/mach/system.h @@ -11,20 +11,9 @@ #ifndef __ASM_ARCH_SYSTEM_H #define __ASM_ARCH_SYSTEM_H __FILE__ -#include <plat/watchdog-reset.h> - static void arch_idle(void) { /* nothing here yet */ } -static void arch_reset(char mode, const char *cmd) -{ - if (mode != 's') - arch_wdt_reset(); - - /* if all else fails, or mode was for soft, jump to 0 */ - soft_restart(0); -} - #endif /* __ASM_ARCH_IRQ_H */ diff --git a/arch/arm/mach-s3c64xx/irq.c b/arch/arm/mach-s3c64xx/irq.c deleted file mode 100644 index b07357e9495..00000000000 --- a/arch/arm/mach-s3c64xx/irq.c +++ /dev/null @@ -1,47 +0,0 @@ -/* arch/arm/plat-s3c64xx/irq.c - * - * Copyright 2008 Openmoko, Inc. - * Copyright 2008 Simtec Electronics - * Ben Dooks <ben@simtec.co.uk> - * http://armlinux.simtec.co.uk/ - * - * S3C64XX - Interrupt handling - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#include <linux/kernel.h> -#include <linux/interrupt.h> -#include <linux/serial_core.h> -#include <linux/irq.h> -#include <linux/io.h> - -#include <asm/hardware/vic.h> - -#include <mach/map.h> -#include <plat/irq-vic-timer.h> -#include <plat/irq-uart.h> -#include <plat/cpu.h> - -/* setup the sources the vic should advertise resume for, even though it - * is not doing the wake (set_irq_wake needs to be valid) */ -#define IRQ_VIC0_RESUME (1 << (IRQ_RTC_TIC - IRQ_VIC0_BASE)) -#define IRQ_VIC1_RESUME (1 << (IRQ_RTC_ALARM - IRQ_VIC1_BASE) | \ - 1 << (IRQ_PENDN - IRQ_VIC1_BASE) | \ - 1 << (IRQ_HSMMC0 - IRQ_VIC1_BASE) | \ - 1 << (IRQ_HSMMC1 - IRQ_VIC1_BASE) | \ - 1 << (IRQ_HSMMC2 - IRQ_VIC1_BASE)) - -void __init s3c64xx_init_irq(u32 vic0_valid, u32 vic1_valid) -{ - printk(KERN_DEBUG "%s: initialising interrupts\n", __func__); - - /* initialise the pair of VICs */ - vic_init(VA_VIC0, IRQ_VIC0_BASE, vic0_valid, IRQ_VIC0_RESUME); - vic_init(VA_VIC1, IRQ_VIC1_BASE, vic1_valid, IRQ_VIC1_RESUME); - - /* add the timer sub-irqs */ - s3c_init_vic_timer_irq(5, IRQ_TIMER0); -} diff --git a/arch/arm/mach-s3c64xx/mach-anw6410.c b/arch/arm/mach-s3c64xx/mach-anw6410.c index 2bbc14d9342..b86f2779e4e 100644 --- a/arch/arm/mach-s3c64xx/mach-anw6410.c +++ b/arch/arm/mach-s3c64xx/mach-anw6410.c @@ -46,13 +46,14 @@ #include <plat/fb.h> #include <plat/regs-fb-v4.h> -#include <plat/s3c6410.h> #include <plat/clock.h> #include <plat/devs.h> #include <plat/cpu.h> #include <mach/regs-gpio.h> #include <mach/regs-modem.h> +#include "common.h" + /* DM9000 */ #define ANW6410_PA_DM9000 (0x18000000) @@ -241,4 +242,5 @@ MACHINE_START(ANW6410, "A&W6410") .map_io = anw6410_map_io, .init_machine = anw6410_machine_init, .timer = &s3c24xx_timer, + .restart = s3c64xx_restart, MACHINE_END diff --git a/arch/arm/mach-s3c64xx/mach-crag6410.c b/arch/arm/mach-s3c64xx/mach-crag6410.c index 988ac2e48f0..f1c848aa4a1 100644 --- a/arch/arm/mach-s3c64xx/mach-crag6410.c +++ b/arch/arm/mach-s3c64xx/mach-crag6410.c @@ -51,7 +51,6 @@ #include <mach/regs-gpio-memport.h> -#include <plat/s3c6410.h> #include <plat/regs-serial.h> #include <plat/regs-fb-v4.h> #include <plat/fb.h> @@ -67,6 +66,8 @@ #include <plat/iic.h> #include <plat/pm.h> +#include "common.h" + /* serial port setup */ #define UCON (S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK) @@ -716,4 +717,5 @@ MACHINE_START(WLF_CRAGG_6410, "Wolfson Cragganmore 6410") .map_io = crag6410_map_io, .init_machine = crag6410_machine_init, .timer = &s3c24xx_timer, + .restart = s3c64xx_restart, MACHINE_END diff --git a/arch/arm/mach-s3c64xx/mach-hmt.c b/arch/arm/mach-s3c64xx/mach-hmt.c index c5955f30170..521e07b8501 100644 --- a/arch/arm/mach-s3c64xx/mach-hmt.c +++ b/arch/arm/mach-s3c64xx/mach-hmt.c @@ -38,12 +38,13 @@ #include <plat/fb.h> #include <plat/nand.h> -#include <plat/s3c6410.h> #include <plat/clock.h> #include <plat/devs.h> #include <plat/cpu.h> #include <plat/regs-fb-v4.h> +#include "common.h" + #define UCON S3C2410_UCON_DEFAULT #define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE) #define UFCON (S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE) @@ -272,4 +273,5 @@ MACHINE_START(HMT, "Airgoo-HMT") .map_io = hmt_map_io, .init_machine = hmt_machine_init, .timer = &s3c24xx_timer, + .restart = s3c64xx_restart, MACHINE_END diff --git a/arch/arm/mach-s3c64xx/mach-mini6410.c b/arch/arm/mach-s3c64xx/mach-mini6410.c index 4415c85e3f6..c34c2ab22ea 100644 --- a/arch/arm/mach-s3c64xx/mach-mini6410.c +++ b/arch/arm/mach-s3c64xx/mach-mini6410.c @@ -34,7 +34,6 @@ #include <mach/regs-modem.h> #include <mach/regs-srom.h> -#include <plat/s3c6410.h> #include <plat/adc.h> #include <plat/cpu.h> #include <plat/devs.h> @@ -46,6 +45,8 @@ #include <video/platform_lcd.h> +#include "common.h" + #define UCON S3C2410_UCON_DEFAULT #define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB) #define UFCON (S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE) @@ -350,4 +351,5 @@ MACHINE_START(MINI6410, "MINI6410") .map_io = mini6410_map_io, .init_machine = mini6410_machine_init, .timer = &s3c24xx_timer, + .restart = s3c64xx_restart, MACHINE_END diff --git a/arch/arm/mach-s3c64xx/mach-ncp.c b/arch/arm/mach-s3c64xx/mach-ncp.c index 9b2c610eac2..0efa2ba783b 100644 --- a/arch/arm/mach-s3c64xx/mach-ncp.c +++ b/arch/arm/mach-s3c64xx/mach-ncp.c @@ -40,12 +40,13 @@ #include <plat/iic.h> #include <plat/fb.h> -#include <plat/s3c6410.h> #include <plat/clock.h> #include <plat/devs.h> #include <plat/cpu.h> #include <plat/regs-fb-v4.h> +#include "common.h" + #define UCON S3C2410_UCON_DEFAULT #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE @@ -104,4 +105,5 @@ MACHINE_START(NCP, "NCP") .map_io = ncp_map_io, .init_machine = ncp_machine_init, .timer = &s3c24xx_timer, + .restart = s3c64xx_restart, MACHINE_END diff --git a/arch/arm/mach-s3c64xx/mach-real6410.c b/arch/arm/mach-s3c64xx/mach-real6410.c index dbab49f2713..be2a9a22ab7 100644 --- a/arch/arm/mach-s3c64xx/mach-real6410.c +++ b/arch/arm/mach-s3c64xx/mach-real6410.c @@ -35,7 +35,6 @@ #include <mach/regs-modem.h> #include <mach/regs-srom.h> -#include <plat/s3c6410.h> #include <plat/adc.h> #include <plat/cpu.h> #include <plat/devs.h> @@ -47,6 +46,8 @@ #include <video/platform_lcd.h> +#include "common.h" + #define UCON S3C2410_UCON_DEFAULT #define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB) #define UFCON (S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE) @@ -331,4 +332,5 @@ MACHINE_START(REAL6410, "REAL6410") .map_io = real6410_map_io, .init_machine = real6410_machine_init, .timer = &s3c24xx_timer, + .restart = s3c64xx_restart, MACHINE_END diff --git a/arch/arm/mach-s3c64xx/mach-smartq.c b/arch/arm/mach-s3c64xx/mach-smartq.c index cb1ebeb0876..ce31db13623 100644 --- a/arch/arm/mach-s3c64xx/mach-smartq.c +++ b/arch/arm/mach-s3c64xx/mach-smartq.c @@ -40,6 +40,8 @@ #include <video/platform_lcd.h> +#include "common.h" + #define UCON S3C2410_UCON_DEFAULT #define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE) #define UFCON (S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE) diff --git a/arch/arm/mach-s3c64xx/mach-smartq5.c b/arch/arm/mach-s3c64xx/mach-smartq5.c index 05394528265..3f42431d4dd 100644 --- a/arch/arm/mach-s3c64xx/mach-smartq5.c +++ b/arch/arm/mach-s3c64xx/mach-smartq5.c @@ -24,13 +24,13 @@ #include <mach/map.h> #include <mach/regs-gpio.h> -#include <plat/s3c6410.h> #include <plat/cpu.h> #include <plat/devs.h> #include <plat/fb.h> #include <plat/gpio-cfg.h> #include <plat/regs-fb-v4.h> +#include "common.h" #include "mach-smartq.h" static struct gpio_led smartq5_leds[] = { @@ -153,4 +153,5 @@ MACHINE_START(SMARTQ5, "SmartQ 5") .map_io = smartq_map_io, .init_machine = smartq5_machine_init, .timer = &s3c24xx_timer, + .restart = s3c64xx_restart, MACHINE_END diff --git a/arch/arm/mach-s3c64xx/mach-smartq7.c b/arch/arm/mach-s3c64xx/mach-smartq7.c index a58d1ba5cba..e5c09b6db96 100644 --- a/arch/arm/mach-s3c64xx/mach-smartq7.c +++ b/arch/arm/mach-s3c64xx/mach-smartq7.c @@ -24,13 +24,13 @@ #include <mach/map.h> #include <mach/regs-gpio.h> -#include <plat/s3c6410.h> #include <plat/cpu.h> #include <plat/devs.h> #include <plat/fb.h> #include <plat/gpio-cfg.h> #include <plat/regs-fb-v4.h> +#include "common.h" #include "mach-smartq.h" static struct gpio_led smartq7_leds[] = { @@ -169,4 +169,5 @@ MACHINE_START(SMARTQ7, "SmartQ 7") .map_io = smartq_map_io, .init_machine = smartq7_machine_init, .timer = &s3c24xx_timer, + .restart = s3c64xx_restart, MACHINE_END diff --git a/arch/arm/mach-s3c64xx/mach-smdk6400.c b/arch/arm/mach-s3c64xx/mach-smdk6400.c index be28a59e3f5..5f096534f4c 100644 --- a/arch/arm/mach-s3c64xx/mach-smdk6400.c +++ b/arch/arm/mach-s3c64xx/mach-smdk6400.c @@ -32,12 +32,13 @@ #include <plat/regs-serial.h> -#include <plat/s3c6400.h> #include <plat/clock.h> #include <plat/devs.h> #include <plat/cpu.h> #include <plat/iic.h> +#include "common.h" + #define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE @@ -93,4 +94,5 @@ MACHINE_START(SMDK6400, "SMDK6400") .map_io = smdk6400_map_io, .init_machine = smdk6400_machine_init, .timer = &s3c24xx_timer, + .restart = s3c64xx_restart, MACHINE_END diff --git a/arch/arm/mach-s3c64xx/mach-smdk6410.c b/arch/arm/mach-s3c64xx/mach-smdk6410.c index 08309155d08..ca6fc204f0e 100644 --- a/arch/arm/mach-s3c64xx/mach-smdk6410.c +++ b/arch/arm/mach-s3c64xx/mach-smdk6410.c @@ -64,7 +64,6 @@ #include <plat/fb.h> #include <plat/gpio-cfg.h> -#include <plat/s3c6410.h> #include <plat/clock.h> #include <plat/devs.h> #include <plat/cpu.h> @@ -74,6 +73,8 @@ #include <plat/backlight.h> #include <plat/regs-fb-v4.h> +#include "common.h" + #define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE @@ -705,4 +706,5 @@ MACHINE_START(SMDK6410, "SMDK6410") .map_io = smdk6410_map_io, .init_machine = smdk6410_machine_init, .timer = &s3c24xx_timer, + .restart = s3c64xx_restart, MACHINE_END diff --git a/arch/arm/mach-s3c64xx/s3c6400.c b/arch/arm/mach-s3c64xx/s3c6400.c index 51c00f2453c..b1e1571f2f6 100644 --- a/arch/arm/mach-s3c64xx/s3c6400.c +++ b/arch/arm/mach-s3c64xx/s3c6400.c @@ -38,7 +38,8 @@ #include <plat/sdhci.h> #include <plat/iic-core.h> #include <plat/onenand-core.h> -#include <plat/s3c6400.h> + +#include "common.h" void __init s3c6400_map_io(void) { @@ -60,7 +61,7 @@ void __init s3c6400_map_io(void) void __init s3c6400_init_clocks(int xtal) { s3c64xx_register_clocks(xtal, S3C6400_CLKDIV0_ARM_MASK); - s3c6400_setup_clocks(); + s3c64xx_setup_clocks(); } void __init s3c6400_init_irq(void) diff --git a/arch/arm/mach-s3c64xx/s3c6410.c b/arch/arm/mach-s3c64xx/s3c6410.c index 4117003464a..fba71bd991c 100644 --- a/arch/arm/mach-s3c64xx/s3c6410.c +++ b/arch/arm/mach-s3c64xx/s3c6410.c @@ -41,8 +41,8 @@ #include <plat/adc-core.h> #include <plat/iic-core.h> #include <plat/onenand-core.h> -#include <plat/s3c6400.h> -#include <plat/s3c6410.h> + +#include "common.h" void __init s3c6410_map_io(void) { @@ -66,7 +66,7 @@ void __init s3c6410_init_clocks(int xtal) { printk(KERN_DEBUG "%s: initialising clocks\n", __func__); s3c64xx_register_clocks(xtal, S3C6410_CLKDIV0_ARM_MASK); - s3c6400_setup_clocks(); + s3c64xx_setup_clocks(); } void __init s3c6410_init_irq(void) diff --git a/arch/arm/mach-s5p64x0/Makefile b/arch/arm/mach-s5p64x0/Makefile index a1324d8dc4e..d3f7409999f 100644 --- a/arch/arm/mach-s5p64x0/Makefile +++ b/arch/arm/mach-s5p64x0/Makefile @@ -10,14 +10,16 @@ obj-m := obj-n := obj- := -# Core support for S5P64X0 system +# Core -obj-$(CONFIG_ARCH_S5P64X0) += cpu.o init.o clock.o dma.o -obj-$(CONFIG_ARCH_S5P64X0) += setup-i2c0.o irq-eint.o +obj-y += common.o clock.o obj-$(CONFIG_CPU_S5P6440) += clock-s5p6440.o obj-$(CONFIG_CPU_S5P6450) += clock-s5p6450.o + obj-$(CONFIG_PM) += pm.o irq-pm.o +obj-y += dma.o + # machine support obj-$(CONFIG_MACH_SMDK6440) += mach-smdk6440.o @@ -28,5 +30,6 @@ obj-$(CONFIG_MACH_SMDK6450) += mach-smdk6450.o obj-y += dev-audio.o obj-$(CONFIG_S3C64XX_DEV_SPI) += dev-spi.o +obj-y += setup-i2c0.o obj-$(CONFIG_S5P64X0_SETUP_I2C1) += setup-i2c1.o obj-$(CONFIG_S5P64X0_SETUP_FB_24BPP) += setup-fb-24bpp.o diff --git a/arch/arm/mach-s5p64x0/clock-s5p6440.c b/arch/arm/mach-s5p64x0/clock-s5p6440.c index c54c65d511f..dd2b8daef0c 100644 --- a/arch/arm/mach-s5p64x0/clock-s5p6440.c +++ b/arch/arm/mach-s5p64x0/clock-s5p6440.c @@ -31,7 +31,8 @@ #include <plat/pll.h> #include <plat/s5p-clock.h> #include <plat/clock-clksrc.h> -#include <plat/s5p6440.h> + +#include "common.h" static u32 epll_div[][5] = { { 36000000, 0, 48, 1, 4 }, diff --git a/arch/arm/mach-s5p64x0/clock-s5p6450.c b/arch/arm/mach-s5p64x0/clock-s5p6450.c index 2d04abfba12..328a224f007 100644 --- a/arch/arm/mach-s5p64x0/clock-s5p6450.c +++ b/arch/arm/mach-s5p64x0/clock-s5p6450.c @@ -31,7 +31,8 @@ #include <plat/pll.h> #include <plat/s5p-clock.h> #include <plat/clock-clksrc.h> -#include <plat/s5p6450.h> + +#include "common.h" static struct clksrc_clk clk_mout_dpll = { .clk = { diff --git a/arch/arm/mach-s5p64x0/clock.c b/arch/arm/mach-s5p64x0/clock.c index b52c6e2f37a..b289b726a7d 100644 --- a/arch/arm/mach-s5p64x0/clock.c +++ b/arch/arm/mach-s5p64x0/clock.c @@ -30,8 +30,8 @@ #include <plat/pll.h> #include <plat/s5p-clock.h> #include <plat/clock-clksrc.h> -#include <plat/s5p6440.h> -#include <plat/s5p6450.h> + +#include "common.h" struct clksrc_clk clk_mout_apll = { .clk = { diff --git a/arch/arm/mach-s5p64x0/common.c b/arch/arm/mach-s5p64x0/common.c new file mode 100644 index 00000000000..b7555a0fb0f --- /dev/null +++ b/arch/arm/mach-s5p64x0/common.c @@ -0,0 +1,468 @@ +/* + * Copyright (c) 2009-2011 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * Common Codes for S5P64X0 machines + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/kernel.h> +#include <linux/types.h> +#include <linux/interrupt.h> +#include <linux/list.h> +#include <linux/timer.h> +#include <linux/init.h> +#include <linux/clk.h> +#include <linux/io.h> +#include <linux/sysdev.h> +#include <linux/serial_core.h> +#include <linux/platform_device.h> +#include <linux/sched.h> +#include <linux/dma-mapping.h> +#include <linux/gpio.h> +#include <linux/irq.h> + +#include <asm/irq.h> +#include <asm/proc-fns.h> +#include <asm/mach/arch.h> +#include <asm/mach/map.h> +#include <asm/mach/irq.h> + +#include <mach/map.h> +#include <mach/hardware.h> +#include <mach/regs-clock.h> +#include <mach/regs-gpio.h> + +#include <plat/cpu.h> +#include <plat/clock.h> +#include <plat/devs.h> +#include <plat/pm.h> +#include <plat/adc-core.h> +#include <plat/fb-core.h> +#include <plat/gpio-cfg.h> +#include <plat/regs-irqtype.h> +#include <plat/regs-serial.h> +#include <plat/watchdog-reset.h> + +#include "common.h" + +static const char name_s5p6440[] = "S5P6440"; +static const char name_s5p6450[] = "S5P6450"; + +static struct cpu_table cpu_ids[] __initdata = { + { + .idcode = S5P6440_CPU_ID, + .idmask = S5P64XX_CPU_MASK, + .map_io = s5p6440_map_io, + .init_clocks = s5p6440_init_clocks, + .init_uarts = s5p6440_init_uarts, + .init = s5p64x0_init, + .name = name_s5p6440, + }, { + .idcode = S5P6450_CPU_ID, + .idmask = S5P64XX_CPU_MASK, + .map_io = s5p6450_map_io, + .init_clocks = s5p6450_init_clocks, + .init_uarts = s5p6450_init_uarts, + .init = s5p64x0_init, + .name = name_s5p6450, + }, +}; + +/* Initial IO mappings */ + +static struct map_desc s5p64x0_iodesc[] __initdata = { + { + .virtual = (unsigned long)S5P_VA_CHIPID, + .pfn = __phys_to_pfn(S5P64X0_PA_CHIPID), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S3C_VA_SYS, + .pfn = __phys_to_pfn(S5P64X0_PA_SYSCON), + .length = SZ_64K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S3C_VA_TIMER, + .pfn = __phys_to_pfn(S5P64X0_PA_TIMER), + .length = SZ_16K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S3C_VA_WATCHDOG, + .pfn = __phys_to_pfn(S5P64X0_PA_WDT), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S5P_VA_SROMC, + .pfn = __phys_to_pfn(S5P64X0_PA_SROMC), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S5P_VA_GPIO, + .pfn = __phys_to_pfn(S5P64X0_PA_GPIO), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)VA_VIC0, + .pfn = __phys_to_pfn(S5P64X0_PA_VIC0), + .length = SZ_16K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)VA_VIC1, + .pfn = __phys_to_pfn(S5P64X0_PA_VIC1), + .length = SZ_16K, + .type = MT_DEVICE, + }, +}; + +static struct map_desc s5p6440_iodesc[] __initdata = { + { + .virtual = (unsigned long)S3C_VA_UART, + .pfn = __phys_to_pfn(S5P6440_PA_UART(0)), + .length = SZ_4K, + .type = MT_DEVICE, + }, +}; + +static struct map_desc s5p6450_iodesc[] __initdata = { + { + .virtual = (unsigned long)S3C_VA_UART, + .pfn = __phys_to_pfn(S5P6450_PA_UART(0)), + .length = SZ_512K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S3C_VA_UART + SZ_512K, + .pfn = __phys_to_pfn(S5P6450_PA_UART(5)), + .length = SZ_4K, + .type = MT_DEVICE, + }, +}; + +static void s5p64x0_idle(void) +{ + unsigned long val; + + if (!need_resched()) { + val = __raw_readl(S5P64X0_PWR_CFG); + val &= ~(0x3 << 5); + val |= (0x1 << 5); + __raw_writel(val, S5P64X0_PWR_CFG); + + cpu_do_idle(); + } + local_irq_enable(); +} + +/* + * s5p64x0_map_io + * + * register the standard CPU IO areas + */ + +void __init s5p64x0_init_io(struct map_desc *mach_desc, int size) +{ + /* initialize the io descriptors we need for initialization */ + iotable_init(s5p64x0_iodesc, ARRAY_SIZE(s5p64x0_iodesc)); + if (mach_desc) + iotable_init(mach_desc, size); + + /* detect cpu id and rev. */ + s5p_init_cpu(S5P64X0_SYS_ID); + + s3c_init_cpu(samsung_cpu_id, cpu_ids, ARRAY_SIZE(cpu_ids)); +} + +void __init s5p6440_map_io(void) +{ + /* initialize any device information early */ + s3c_adc_setname("s3c64xx-adc"); + s3c_fb_setname("s5p64x0-fb"); + + iotable_init(s5p6440_iodesc, ARRAY_SIZE(s5p6440_iodesc)); + init_consistent_dma_size(SZ_8M); +} + +void __init s5p6450_map_io(void) +{ + /* initialize any device information early */ + s3c_adc_setname("s3c64xx-adc"); + s3c_fb_setname("s5p64x0-fb"); + + iotable_init(s5p6450_iodesc, ARRAY_SIZE(s5p6450_iodesc)); + init_consistent_dma_size(SZ_8M); +} + +/* + * s5p64x0_init_clocks + * + * register and setup the CPU clocks + */ + +void __init s5p6440_init_clocks(int xtal) +{ + printk(KERN_DEBUG "%s: initializing clocks\n", __func__); + + s3c24xx_register_baseclocks(xtal); + s5p_register_clocks(xtal); + s5p6440_register_clocks(); + s5p6440_setup_clocks(); +} + +void __init s5p6450_init_clocks(int xtal) +{ + printk(KERN_DEBUG "%s: initializing clocks\n", __func__); + + s3c24xx_register_baseclocks(xtal); + s5p_register_clocks(xtal); + s5p6450_register_clocks(); + s5p6450_setup_clocks(); +} + +/* + * s5p64x0_init_irq + * + * register the CPU interrupts + */ + +void __init s5p6440_init_irq(void) +{ + /* S5P6440 supports 2 VIC */ + u32 vic[2]; + + /* + * VIC0 is missing IRQ_VIC0[3, 4, 8, 10, (12-22)] + * VIC1 is missing IRQ VIC1[1, 3, 4, 10, 11, 12, 14, 15, 22] + */ + vic[0] = 0xff800ae7; + vic[1] = 0xffbf23e5; + + s5p_init_irq(vic, ARRAY_SIZE(vic)); +} + +void __init s5p6450_init_irq(void) +{ + /* S5P6450 supports only 2 VIC */ + u32 vic[2]; + + /* + * VIC0 is missing IRQ_VIC0[(13-15), (21-22)] + * VIC1 is missing IRQ VIC1[12, 14, 23] + */ + vic[0] = 0xff9f1fff; + vic[1] = 0xff7fafff; + + s5p_init_irq(vic, ARRAY_SIZE(vic)); +} + +struct sysdev_class s5p64x0_sysclass = { + .name = "s5p64x0-core", +}; + +static struct sys_device s5p64x0_sysdev = { + .cls = &s5p64x0_sysclass, +}; + +static int __init s5p64x0_core_init(void) +{ + return sysdev_class_register(&s5p64x0_sysclass); +} +core_initcall(s5p64x0_core_init); + +int __init s5p64x0_init(void) +{ + printk(KERN_INFO "S5P64X0(S5P6440/S5P6450): Initializing architecture\n"); + + /* set idle function */ + pm_idle = s5p64x0_idle; + + return sysdev_register(&s5p64x0_sysdev); +} + +static struct s3c24xx_uart_clksrc s5p64x0_serial_clocks[] = { + [0] = { + .name = "pclk_low", + .divisor = 1, + .min_baud = 0, + .max_baud = 0, + }, + [1] = { + .name = "uclk1", + .divisor = 1, + .min_baud = 0, + .max_baud = 0, + }, +}; + +/* uart registration process */ + +void __init s5p64x0_common_init_uarts(struct s3c2410_uartcfg *cfg, int no) +{ + struct s3c2410_uartcfg *tcfg = cfg; + u32 ucnt; + + for (ucnt = 0; ucnt < no; ucnt++, tcfg++) { + if (!tcfg->clocks) { + tcfg->clocks = s5p64x0_serial_clocks; + tcfg->clocks_size = ARRAY_SIZE(s5p64x0_serial_clocks); + } + } +} + +void __init s5p6440_init_uarts(struct s3c2410_uartcfg *cfg, int no) +{ + int uart; + + for (uart = 0; uart < no; uart++) { + s5p_uart_resources[uart].resources->start = S5P6440_PA_UART(uart); + s5p_uart_resources[uart].resources->end = S5P6440_PA_UART(uart) + S5P_SZ_UART; + } + + s5p64x0_common_init_uarts(cfg, no); + s3c24xx_init_uartdevs("s3c6400-uart", s5p_uart_resources, cfg, no); +} + +void __init s5p6450_init_uarts(struct s3c2410_uartcfg *cfg, int no) +{ + s5p64x0_common_init_uarts(cfg, no); + s3c24xx_init_uartdevs("s3c6400-uart", s5p_uart_resources, cfg, no); +} + +#define eint_offset(irq) ((irq) - IRQ_EINT(0)) + +static int s5p64x0_irq_eint_set_type(struct irq_data *data, unsigned int type) +{ + int offs = eint_offset(data->irq); + int shift; + u32 ctrl, mask; + u32 newvalue = 0; + + if (offs > 15) + return -EINVAL; + + switch (type) { + case IRQ_TYPE_NONE: + printk(KERN_WARNING "No edge setting!\n"); + break; + case IRQ_TYPE_EDGE_RISING: + newvalue = S3C2410_EXTINT_RISEEDGE; + break; + case IRQ_TYPE_EDGE_FALLING: + newvalue = S3C2410_EXTINT_FALLEDGE; + break; + case IRQ_TYPE_EDGE_BOTH: + newvalue = S3C2410_EXTINT_BOTHEDGE; + break; + case IRQ_TYPE_LEVEL_LOW: + newvalue = S3C2410_EXTINT_LOWLEV; + break; + case IRQ_TYPE_LEVEL_HIGH: + newvalue = S3C2410_EXTINT_HILEV; + break; + default: + printk(KERN_ERR "No such irq type %d", type); + return -EINVAL; + } + + shift = (offs / 2) * 4; + mask = 0x7 << shift; + + ctrl = __raw_readl(S5P64X0_EINT0CON0) & ~mask; + ctrl |= newvalue << shift; + __raw_writel(ctrl, S5P64X0_EINT0CON0); + + /* Configure the GPIO pin for 6450 or 6440 based on CPU ID */ + if (soc_is_s5p6450()) + s3c_gpio_cfgpin(S5P6450_GPN(offs), S3C_GPIO_SFN(2)); + else + s3c_gpio_cfgpin(S5P6440_GPN(offs), S3C_GPIO_SFN(2)); + + return 0; +} + +/* + * s5p64x0_irq_demux_eint + * + * This function demuxes the IRQ from the group0 external interrupts, + * from IRQ_EINT(0) to IRQ_EINT(15). It is designed to be inlined into + * the specific handlers s5p64x0_irq_demux_eintX_Y. + */ +static inline void s5p64x0_irq_demux_eint(unsigned int start, unsigned int end) +{ + u32 status = __raw_readl(S5P64X0_EINT0PEND); + u32 mask = __raw_readl(S5P64X0_EINT0MASK); + unsigned int irq; + + status &= ~mask; + status >>= start; + status &= (1 << (end - start + 1)) - 1; + + for (irq = IRQ_EINT(start); irq <= IRQ_EINT(end); irq++) { + if (status & 1) + generic_handle_irq(irq); + status >>= 1; + } +} + +static void s5p64x0_irq_demux_eint0_3(unsigned int irq, struct irq_desc *desc) +{ + s5p64x0_irq_demux_eint(0, 3); +} + +static void s5p64x0_irq_demux_eint4_11(unsigned int irq, struct irq_desc *desc) +{ + s5p64x0_irq_demux_eint(4, 11); +} + +static void s5p64x0_irq_demux_eint12_15(unsigned int irq, + struct irq_desc *desc) +{ + s5p64x0_irq_demux_eint(12, 15); +} + +static int s5p64x0_alloc_gc(void) +{ + struct irq_chip_generic *gc; + struct irq_chip_type *ct; + + gc = irq_alloc_generic_chip("s5p64x0-eint", 1, S5P_IRQ_EINT_BASE, + S5P_VA_GPIO, handle_level_irq); + if (!gc) { + printk(KERN_ERR "%s: irq_alloc_generic_chip for group 0" + "external interrupts failed\n", __func__); + return -EINVAL; + } + + ct = gc->chip_types; + ct->chip.irq_ack = irq_gc_ack_set_bit; + ct->chip.irq_mask = irq_gc_mask_set_bit; + ct->chip.irq_unmask = irq_gc_mask_clr_bit; + ct->chip.irq_set_type = s5p64x0_irq_eint_set_type; + ct->chip.irq_set_wake = s3c_irqext_wake; + ct->regs.ack = EINT0PEND_OFFSET; + ct->regs.mask = EINT0MASK_OFFSET; + irq_setup_generic_chip(gc, IRQ_MSK(16), IRQ_GC_INIT_MASK_CACHE, + IRQ_NOREQUEST | IRQ_NOPROBE, 0); + return 0; +} + +static int __init s5p64x0_init_irq_eint(void) +{ + int ret = s5p64x0_alloc_gc(); + irq_set_chained_handler(IRQ_EINT0_3, s5p64x0_irq_demux_eint0_3); + irq_set_chained_handler(IRQ_EINT4_11, s5p64x0_irq_demux_eint4_11); + irq_set_chained_handler(IRQ_EINT12_15, s5p64x0_irq_demux_eint12_15); + + return ret; +} +arch_initcall(s5p64x0_init_irq_eint); + +void s5p64x0_restart(char mode, const char *cmd) +{ + if (mode != 's') + arch_wdt_reset(); + + soft_restart(0); +} diff --git a/arch/arm/mach-s5p64x0/common.h b/arch/arm/mach-s5p64x0/common.h new file mode 100644 index 00000000000..f8a60fdc588 --- /dev/null +++ b/arch/arm/mach-s5p64x0/common.h @@ -0,0 +1,57 @@ +/* + * Copyright (c) 2011 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * Common Header for S5P64X0 machines + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef __ARCH_ARM_MACH_S5P64X0_COMMON_H +#define __ARCH_ARM_MACH_S5P64X0_COMMON_H + +void s5p6440_init_irq(void); +void s5p6450_init_irq(void); +void s5p64x0_init_io(struct map_desc *mach_desc, int size); + +void s5p6440_register_clocks(void); +void s5p6440_setup_clocks(void); + +void s5p6450_register_clocks(void); +void s5p6450_setup_clocks(void); + +void s5p64x0_restart(char mode, const char *cmd); + +#ifdef CONFIG_CPU_S5P6440 + +extern int s5p64x0_init(void); +extern void s5p6440_map_io(void); +extern void s5p6440_init_clocks(int xtal); + +extern void s5p6440_init_uarts(struct s3c2410_uartcfg *cfg, int no); + +#else +#define s5p6440_init_clocks NULL +#define s5p6440_init_uarts NULL +#define s5p6440_map_io NULL +#define s5p64x0_init NULL +#endif + +#ifdef CONFIG_CPU_S5P6450 + +extern int s5p64x0_init(void); +extern void s5p6450_map_io(void); +extern void s5p6450_init_clocks(int xtal); + +extern void s5p6450_init_uarts(struct s3c2410_uartcfg *cfg, int no); + +#else +#define s5p6450_init_clocks NULL +#define s5p6450_init_uarts NULL +#define s5p6450_map_io NULL +#define s5p64x0_init NULL +#endif + +#endif /* __ARCH_ARM_MACH_S5P64X0_COMMON_H */ diff --git a/arch/arm/mach-s5p64x0/cpu.c b/arch/arm/mach-s5p64x0/cpu.c deleted file mode 100644 index ecab40cf19a..00000000000 --- a/arch/arm/mach-s5p64x0/cpu.c +++ /dev/null @@ -1,215 +0,0 @@ -/* linux/arch/arm/mach-s5p64x0/cpu.c - * - * Copyright (c) 2009-2010 Samsung Electronics Co., Ltd. - * http://www.samsung.com - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - -#include <linux/kernel.h> -#include <linux/types.h> -#include <linux/interrupt.h> -#include <linux/list.h> -#include <linux/timer.h> -#include <linux/init.h> -#include <linux/clk.h> -#include <linux/io.h> -#include <linux/sysdev.h> -#include <linux/serial_core.h> -#include <linux/platform_device.h> -#include <linux/sched.h> -#include <linux/dma-mapping.h> - -#include <asm/mach/arch.h> -#include <asm/mach/map.h> -#include <asm/mach/irq.h> -#include <asm/proc-fns.h> -#include <asm/irq.h> - -#include <mach/hardware.h> -#include <mach/map.h> -#include <mach/regs-clock.h> - -#include <plat/regs-serial.h> -#include <plat/cpu.h> -#include <plat/devs.h> -#include <plat/clock.h> -#include <plat/s5p6440.h> -#include <plat/s5p6450.h> -#include <plat/adc-core.h> -#include <plat/fb-core.h> - -/* Initial IO mappings */ - -static struct map_desc s5p64x0_iodesc[] __initdata = { - { - .virtual = (unsigned long)S5P_VA_GPIO, - .pfn = __phys_to_pfn(S5P64X0_PA_GPIO), - .length = SZ_4K, - .type = MT_DEVICE, - }, { - .virtual = (unsigned long)VA_VIC0, - .pfn = __phys_to_pfn(S5P64X0_PA_VIC0), - .length = SZ_16K, - .type = MT_DEVICE, - }, { - .virtual = (unsigned long)VA_VIC1, - .pfn = __phys_to_pfn(S5P64X0_PA_VIC1), - .length = SZ_16K, - .type = MT_DEVICE, - }, -}; - -static struct map_desc s5p6440_iodesc[] __initdata = { - { - .virtual = (unsigned long)S3C_VA_UART, - .pfn = __phys_to_pfn(S5P6440_PA_UART(0)), - .length = SZ_4K, - .type = MT_DEVICE, - }, -}; - -static struct map_desc s5p6450_iodesc[] __initdata = { - { - .virtual = (unsigned long)S3C_VA_UART, - .pfn = __phys_to_pfn(S5P6450_PA_UART(0)), - .length = SZ_512K, - .type = MT_DEVICE, - }, { - .virtual = (unsigned long)S3C_VA_UART + SZ_512K, - .pfn = __phys_to_pfn(S5P6450_PA_UART(5)), - .length = SZ_4K, - .type = MT_DEVICE, - }, -}; - -static void s5p64x0_idle(void) -{ - unsigned long val; - - if (!need_resched()) { - val = __raw_readl(S5P64X0_PWR_CFG); - val &= ~(0x3 << 5); - val |= (0x1 << 5); - __raw_writel(val, S5P64X0_PWR_CFG); - - cpu_do_idle(); - } - local_irq_enable(); -} - -/* - * s5p64x0_map_io - * - * register the standard CPU IO areas - */ - -void __init s5p6440_map_io(void) -{ - /* initialize any device information early */ - s3c_adc_setname("s3c64xx-adc"); - s3c_fb_setname("s5p64x0-fb"); - - iotable_init(s5p64x0_iodesc, ARRAY_SIZE(s5p64x0_iodesc)); - iotable_init(s5p6440_iodesc, ARRAY_SIZE(s5p6440_iodesc)); - init_consistent_dma_size(SZ_8M); -} - -void __init s5p6450_map_io(void) -{ - /* initialize any device information early */ - s3c_adc_setname("s3c64xx-adc"); - s3c_fb_setname("s5p64x0-fb"); - - iotable_init(s5p64x0_iodesc, ARRAY_SIZE(s5p64x0_iodesc)); - iotable_init(s5p6450_iodesc, ARRAY_SIZE(s5p6450_iodesc)); - init_consistent_dma_size(SZ_8M); -} - -/* - * s5p64x0_init_clocks - * - * register and setup the CPU clocks - */ - -void __init s5p6440_init_clocks(int xtal) -{ - printk(KERN_DEBUG "%s: initializing clocks\n", __func__); - - s3c24xx_register_baseclocks(xtal); - s5p_register_clocks(xtal); - s5p6440_register_clocks(); - s5p6440_setup_clocks(); -} - -void __init s5p6450_init_clocks(int xtal) -{ - printk(KERN_DEBUG "%s: initializing clocks\n", __func__); - - s3c24xx_register_baseclocks(xtal); - s5p_register_clocks(xtal); - s5p6450_register_clocks(); - s5p6450_setup_clocks(); -} - -/* - * s5p64x0_init_irq - * - * register the CPU interrupts - */ - -void __init s5p6440_init_irq(void) -{ - /* S5P6440 supports 2 VIC */ - u32 vic[2]; - - /* - * VIC0 is missing IRQ_VIC0[3, 4, 8, 10, (12-22)] - * VIC1 is missing IRQ VIC1[1, 3, 4, 10, 11, 12, 14, 15, 22] - */ - vic[0] = 0xff800ae7; - vic[1] = 0xffbf23e5; - - s5p_init_irq(vic, ARRAY_SIZE(vic)); -} - -void __init s5p6450_init_irq(void) -{ - /* S5P6450 supports only 2 VIC */ - u32 vic[2]; - - /* - * VIC0 is missing IRQ_VIC0[(13-15), (21-22)] - * VIC1 is missing IRQ VIC1[12, 14, 23] - */ - vic[0] = 0xff9f1fff; - vic[1] = 0xff7fafff; - - s5p_init_irq(vic, ARRAY_SIZE(vic)); -} - -struct sysdev_class s5p64x0_sysclass = { - .name = "s5p64x0-core", -}; - -static struct sys_device s5p64x0_sysdev = { - .cls = &s5p64x0_sysclass, -}; - -static int __init s5p64x0_core_init(void) -{ - return sysdev_class_register(&s5p64x0_sysclass); -} -core_initcall(s5p64x0_core_init); - -int __init s5p64x0_init(void) -{ - printk(KERN_INFO "S5P64X0(S5P6440/S5P6450): Initializing architecture\n"); - - /* set idle function */ - pm_idle = s5p64x0_idle; - - return sysdev_register(&s5p64x0_sysdev); -} diff --git a/arch/arm/mach-s5p64x0/include/mach/system.h b/arch/arm/mach-s5p64x0/include/mach/system.h index 60f57532c97..cf26e0954a2 100644 --- a/arch/arm/mach-s5p64x0/include/mach/system.h +++ b/arch/arm/mach-s5p64x0/include/mach/system.h @@ -13,8 +13,6 @@ #ifndef __ASM_ARCH_SYSTEM_H #define __ASM_ARCH_SYSTEM_H __FILE__ -#include <plat/system-reset.h> - static void arch_idle(void) { /* nothing here yet */ diff --git a/arch/arm/mach-s5p64x0/init.c b/arch/arm/mach-s5p64x0/init.c deleted file mode 100644 index 79833caf816..00000000000 --- a/arch/arm/mach-s5p64x0/init.c +++ /dev/null @@ -1,73 +0,0 @@ -/* linux/arch/arm/mach-s5p64x0/init.c - * - * Copyright (c) 2009-2010 Samsung Electronics Co., Ltd. - * http://www.samsung.com - * - * S5P64X0 - Init support - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - -#include <linux/kernel.h> -#include <linux/types.h> -#include <linux/init.h> -#include <linux/serial_core.h> - -#include <mach/map.h> - -#include <plat/cpu.h> -#include <plat/devs.h> -#include <plat/s5p6440.h> -#include <plat/s5p6450.h> -#include <plat/regs-serial.h> - -static struct s3c24xx_uart_clksrc s5p64x0_serial_clocks[] = { - [0] = { - .name = "pclk_low", - .divisor = 1, - .min_baud = 0, - .max_baud = 0, - }, - [1] = { - .name = "uclk1", - .divisor = 1, - .min_baud = 0, - .max_baud = 0, - }, -}; - -/* uart registration process */ - -void __init s5p64x0_common_init_uarts(struct s3c2410_uartcfg *cfg, int no) -{ - struct s3c2410_uartcfg *tcfg = cfg; - u32 ucnt; - - for (ucnt = 0; ucnt < no; ucnt++, tcfg++) { - if (!tcfg->clocks) { - tcfg->clocks = s5p64x0_serial_clocks; - tcfg->clocks_size = ARRAY_SIZE(s5p64x0_serial_clocks); - } - } -} - -void __init s5p6440_init_uarts(struct s3c2410_uartcfg *cfg, int no) -{ - int uart; - - for (uart = 0; uart < no; uart++) { - s5p_uart_resources[uart].resources->start = S5P6440_PA_UART(uart); - s5p_uart_resources[uart].resources->end = S5P6440_PA_UART(uart) + S5P_SZ_UART; - } - - s5p64x0_common_init_uarts(cfg, no); - s3c24xx_init_uartdevs("s3c6400-uart", s5p_uart_resources, cfg, no); -} - -void __init s5p6450_init_uarts(struct s3c2410_uartcfg *cfg, int no) -{ - s5p64x0_common_init_uarts(cfg, no); - s3c24xx_init_uartdevs("s3c6400-uart", s5p_uart_resources, cfg, no); -} diff --git a/arch/arm/mach-s5p64x0/irq-eint.c b/arch/arm/mach-s5p64x0/irq-eint.c deleted file mode 100644 index 275dc74f4a7..00000000000 --- a/arch/arm/mach-s5p64x0/irq-eint.c +++ /dev/null @@ -1,155 +0,0 @@ -/* arch/arm/mach-s5p64x0/irq-eint.c - * - * Copyright (c) 2011 Samsung Electronics Co., Ltd - * http://www.samsung.com/ - * - * Based on linux/arch/arm/mach-s3c64xx/irq-eint.c - * - * S5P64X0 - Interrupt handling for External Interrupts. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#include <linux/kernel.h> -#include <linux/gpio.h> -#include <linux/irq.h> -#include <linux/io.h> - -#include <plat/cpu.h> -#include <plat/regs-irqtype.h> -#include <plat/gpio-cfg.h> -#include <plat/pm.h> - -#include <mach/regs-gpio.h> -#include <mach/regs-clock.h> - -#define eint_offset(irq) ((irq) - IRQ_EINT(0)) - -static int s5p64x0_irq_eint_set_type(struct irq_data *data, unsigned int type) -{ - int offs = eint_offset(data->irq); - int shift; - u32 ctrl, mask; - u32 newvalue = 0; - - if (offs > 15) - return -EINVAL; - - switch (type) { - case IRQ_TYPE_NONE: - printk(KERN_WARNING "No edge setting!\n"); - break; - case IRQ_TYPE_EDGE_RISING: - newvalue = S3C2410_EXTINT_RISEEDGE; - break; - case IRQ_TYPE_EDGE_FALLING: - newvalue = S3C2410_EXTINT_FALLEDGE; - break; - case IRQ_TYPE_EDGE_BOTH: - newvalue = S3C2410_EXTINT_BOTHEDGE; - break; - case IRQ_TYPE_LEVEL_LOW: - newvalue = S3C2410_EXTINT_LOWLEV; - break; - case IRQ_TYPE_LEVEL_HIGH: - newvalue = S3C2410_EXTINT_HILEV; - break; - default: - printk(KERN_ERR "No such irq type %d", type); - return -EINVAL; - } - - shift = (offs / 2) * 4; - mask = 0x7 << shift; - - ctrl = __raw_readl(S5P64X0_EINT0CON0) & ~mask; - ctrl |= newvalue << shift; - __raw_writel(ctrl, S5P64X0_EINT0CON0); - - /* Configure the GPIO pin for 6450 or 6440 based on CPU ID */ - if (soc_is_s5p6450()) - s3c_gpio_cfgpin(S5P6450_GPN(offs), S3C_GPIO_SFN(2)); - else - s3c_gpio_cfgpin(S5P6440_GPN(offs), S3C_GPIO_SFN(2)); - - return 0; -} - -/* - * s5p64x0_irq_demux_eint - * - * This function demuxes the IRQ from the group0 external interrupts, - * from IRQ_EINT(0) to IRQ_EINT(15). It is designed to be inlined into - * the specific handlers s5p64x0_irq_demux_eintX_Y. - */ -static inline void s5p64x0_irq_demux_eint(unsigned int start, unsigned int end) -{ - u32 status = __raw_readl(S5P64X0_EINT0PEND); - u32 mask = __raw_readl(S5P64X0_EINT0MASK); - unsigned int irq; - - status &= ~mask; - status >>= start; - status &= (1 << (end - start + 1)) - 1; - - for (irq = IRQ_EINT(start); irq <= IRQ_EINT(end); irq++) { - if (status & 1) - generic_handle_irq(irq); - status >>= 1; - } -} - -static void s5p64x0_irq_demux_eint0_3(unsigned int irq, struct irq_desc *desc) -{ - s5p64x0_irq_demux_eint(0, 3); -} - -static void s5p64x0_irq_demux_eint4_11(unsigned int irq, struct irq_desc *desc) -{ - s5p64x0_irq_demux_eint(4, 11); -} - -static void s5p64x0_irq_demux_eint12_15(unsigned int irq, - struct irq_desc *desc) -{ - s5p64x0_irq_demux_eint(12, 15); -} - -static int s5p64x0_alloc_gc(void) -{ - struct irq_chip_generic *gc; - struct irq_chip_type *ct; - - gc = irq_alloc_generic_chip("s5p64x0-eint", 1, S5P_IRQ_EINT_BASE, - S5P_VA_GPIO, handle_level_irq); - if (!gc) { - printk(KERN_ERR "%s: irq_alloc_generic_chip for group 0" - "external interrupts failed\n", __func__); - return -EINVAL; - } - - ct = gc->chip_types; - ct->chip.irq_ack = irq_gc_ack_set_bit; - ct->chip.irq_mask = irq_gc_mask_set_bit; - ct->chip.irq_unmask = irq_gc_mask_clr_bit; - ct->chip.irq_set_type = s5p64x0_irq_eint_set_type; - ct->chip.irq_set_wake = s3c_irqext_wake; - ct->regs.ack = EINT0PEND_OFFSET; - ct->regs.mask = EINT0MASK_OFFSET; - irq_setup_generic_chip(gc, IRQ_MSK(16), IRQ_GC_INIT_MASK_CACHE, - IRQ_NOREQUEST | IRQ_NOPROBE, 0); - return 0; -} - -static int __init s5p64x0_init_irq_eint(void) -{ - int ret = s5p64x0_alloc_gc(); - irq_set_chained_handler(IRQ_EINT0_3, s5p64x0_irq_demux_eint0_3); - irq_set_chained_handler(IRQ_EINT4_11, s5p64x0_irq_demux_eint4_11); - irq_set_chained_handler(IRQ_EINT12_15, s5p64x0_irq_demux_eint12_15); - - return ret; -} -arch_initcall(s5p64x0_init_irq_eint); diff --git a/arch/arm/mach-s5p64x0/mach-smdk6440.c b/arch/arm/mach-s5p64x0/mach-smdk6440.c index c272c3f7d6d..34d98a1dae5 100644 --- a/arch/arm/mach-s5p64x0/mach-smdk6440.c +++ b/arch/arm/mach-s5p64x0/mach-smdk6440.c @@ -41,7 +41,6 @@ #include <plat/regs-serial.h> #include <plat/gpio-cfg.h> -#include <plat/s5p6440.h> #include <plat/clock.h> #include <plat/devs.h> #include <plat/cpu.h> @@ -54,6 +53,8 @@ #include <plat/fb.h> #include <plat/regs-fb.h> +#include "common.h" + #define SMDK6440_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \ S3C2410_UCON_RXILEVEL | \ S3C2410_UCON_TXIRQMODE | \ @@ -202,7 +203,7 @@ static struct platform_pwm_backlight_data smdk6440_bl_data = { static void __init smdk6440_map_io(void) { - s5p_init_io(NULL, 0, S5P64X0_SYS_ID); + s5p64x0_init_io(NULL, 0); s3c24xx_init_clocks(12000000); s3c24xx_init_uarts(smdk6440_uartcfgs, ARRAY_SIZE(smdk6440_uartcfgs)); s5p_set_timer_source(S5P_PWM3, S5P_PWM4); @@ -247,4 +248,5 @@ MACHINE_START(SMDK6440, "SMDK6440") .map_io = smdk6440_map_io, .init_machine = smdk6440_machine_init, .timer = &s5p_timer, + .restart = s5p64x0_restart, MACHINE_END diff --git a/arch/arm/mach-s5p64x0/mach-smdk6450.c b/arch/arm/mach-s5p64x0/mach-smdk6450.c index 7a470095961..135cf5d8473 100644 --- a/arch/arm/mach-s5p64x0/mach-smdk6450.c +++ b/arch/arm/mach-s5p64x0/mach-smdk6450.c @@ -41,7 +41,6 @@ #include <plat/regs-serial.h> #include <plat/gpio-cfg.h> -#include <plat/s5p6450.h> #include <plat/clock.h> #include <plat/devs.h> #include <plat/cpu.h> @@ -54,6 +53,8 @@ #include <plat/fb.h> #include <plat/regs-fb.h> +#include "common.h" + #define SMDK6450_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \ S3C2410_UCON_RXILEVEL | \ S3C2410_UCON_TXIRQMODE | \ @@ -222,7 +223,7 @@ static struct platform_pwm_backlight_data smdk6450_bl_data = { static void __init smdk6450_map_io(void) { - s5p_init_io(NULL, 0, S5P64X0_SYS_ID); + s5p64x0_init_io(NULL, 0); s3c24xx_init_clocks(19200000); s3c24xx_init_uarts(smdk6450_uartcfgs, ARRAY_SIZE(smdk6450_uartcfgs)); s5p_set_timer_source(S5P_PWM3, S5P_PWM4); @@ -267,4 +268,5 @@ MACHINE_START(SMDK6450, "SMDK6450") .map_io = smdk6450_map_io, .init_machine = smdk6450_machine_init, .timer = &s5p_timer, + .restart = s5p64x0_restart, MACHINE_END diff --git a/arch/arm/mach-s5pc100/Makefile b/arch/arm/mach-s5pc100/Makefile index a5e6e608b49..c3166c4d2ac 100644 --- a/arch/arm/mach-s5pc100/Makefile +++ b/arch/arm/mach-s5pc100/Makefile @@ -9,28 +9,25 @@ obj-m := obj-n := obj- := -# Core support for S5PC100 system +# Core -obj-$(CONFIG_CPU_S5PC100) += cpu.o init.o clock.o -obj-$(CONFIG_CPU_S5PC100) += setup-i2c0.o -obj-$(CONFIG_CPU_S5PC100) += dma.o +obj-y += common.o clock.o -# Helper and device support - -obj-$(CONFIG_S5PC100_SETUP_FB_24BPP) += setup-fb-24bpp.o -obj-$(CONFIG_S5PC100_SETUP_I2C1) += setup-i2c1.o -obj-$(CONFIG_S5PC100_SETUP_IDE) += setup-ide.o -obj-$(CONFIG_S5PC100_SETUP_KEYPAD) += setup-keypad.o -obj-$(CONFIG_S5PC100_SETUP_SDHCI) += setup-sdhci.o -obj-$(CONFIG_S5PC100_SETUP_SDHCI_GPIO) += setup-sdhci-gpio.o - -# device support -obj-y += dev-audio.o -obj-$(CONFIG_S3C64XX_DEV_SPI) += dev-spi.o +obj-y += dma.o # machine support obj-$(CONFIG_MACH_SMDKC100) += mach-smdkc100.o # device support + obj-y += dev-audio.o +obj-$(CONFIG_S3C64XX_DEV_SPI) += dev-spi.o + +obj-y += setup-i2c0.o +obj-$(CONFIG_S5PC100_SETUP_FB_24BPP) += setup-fb-24bpp.o +obj-$(CONFIG_S5PC100_SETUP_I2C1) += setup-i2c1.o +obj-$(CONFIG_S5PC100_SETUP_IDE) += setup-ide.o +obj-$(CONFIG_S5PC100_SETUP_KEYPAD) += setup-keypad.o +obj-$(CONFIG_S5PC100_SETUP_SDHCI) += setup-sdhci.o +obj-$(CONFIG_S5PC100_SETUP_SDHCI_GPIO) += setup-sdhci-gpio.o diff --git a/arch/arm/mach-s5pc100/clock.c b/arch/arm/mach-s5pc100/clock.c index 8d47709da71..c4c74893f53 100644 --- a/arch/arm/mach-s5pc100/clock.c +++ b/arch/arm/mach-s5pc100/clock.c @@ -27,7 +27,8 @@ #include <plat/pll.h> #include <plat/s5p-clock.h> #include <plat/clock-clksrc.h> -#include <plat/s5pc100.h> + +#include "common.h" static struct clk s5p_clk_otgphy = { .name = "otg_phy", diff --git a/arch/arm/mach-s5pc100/cpu.c b/arch/arm/mach-s5pc100/common.c index fd2708e7d8a..73594a2fcf2 100644 --- a/arch/arm/mach-s5pc100/cpu.c +++ b/arch/arm/mach-s5pc100/common.c @@ -1,17 +1,16 @@ -/* linux/arch/arm/mach-s5pc100/cpu.c - * - * Copyright (c) 2010 Samsung Electronics Co., Ltd. +/* + * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd. * http://www.samsung.com * * Copyright 2009 Samsung Electronics Co. * Byungho Min <bhmin@samsung.com> * - * Based on mach-s3c6410/cpu.c + * Common Codes for S5PC100 * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. -*/ + */ #include <linux/kernel.h> #include <linux/types.h> @@ -26,35 +25,73 @@ #include <linux/platform_device.h> #include <linux/sched.h> +#include <asm/irq.h> +#include <asm/proc-fns.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <asm/mach/irq.h> -#include <asm/proc-fns.h> - -#include <mach/hardware.h> #include <mach/map.h> -#include <asm/irq.h> - -#include <plat/regs-serial.h> +#include <mach/hardware.h> #include <mach/regs-clock.h> #include <plat/cpu.h> #include <plat/devs.h> #include <plat/clock.h> -#include <plat/ata-core.h> -#include <plat/iic-core.h> #include <plat/sdhci.h> #include <plat/adc-core.h> -#include <plat/onenand-core.h> +#include <plat/ata-core.h> #include <plat/fb-core.h> +#include <plat/iic-core.h> +#include <plat/onenand-core.h> +#include <plat/regs-serial.h> +#include <plat/watchdog-reset.h> + +#include "common.h" + +static const char name_s5pc100[] = "S5PC100"; -#include <plat/s5pc100.h> +static struct cpu_table cpu_ids[] __initdata = { + { + .idcode = S5PC100_CPU_ID, + .idmask = S5PC100_CPU_MASK, + .map_io = s5pc100_map_io, + .init_clocks = s5pc100_init_clocks, + .init_uarts = s5pc100_init_uarts, + .init = s5pc100_init, + .name = name_s5pc100, + }, +}; /* Initial IO mappings */ static struct map_desc s5pc100_iodesc[] __initdata = { { + .virtual = (unsigned long)S5P_VA_CHIPID, + .pfn = __phys_to_pfn(S5PC100_PA_CHIPID), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S3C_VA_SYS, + .pfn = __phys_to_pfn(S5PC100_PA_SYSCON), + .length = SZ_64K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S3C_VA_TIMER, + .pfn = __phys_to_pfn(S5PC100_PA_TIMER), + .length = SZ_16K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S3C_VA_WATCHDOG, + .pfn = __phys_to_pfn(S5PC100_PA_WATCHDOG), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S5P_VA_SROMC, + .pfn = __phys_to_pfn(S5PC100_PA_SROMC), + .length = SZ_4K, + .type = MT_DEVICE, + }, { .virtual = (unsigned long)S5P_VA_SYSTIMER, .pfn = __phys_to_pfn(S5PC100_PA_SYSTIMER), .length = SZ_16K, @@ -100,15 +137,27 @@ static void s5pc100_idle(void) local_irq_enable(); } -/* s5pc100_map_io +/* + * s5pc100_map_io * - * register the standard cpu IO areas -*/ + * register the standard CPU IO areas + */ -void __init s5pc100_map_io(void) +void __init s5pc100_init_io(struct map_desc *mach_desc, int size) { + /* initialize the io descriptors we need for initialization */ iotable_init(s5pc100_iodesc, ARRAY_SIZE(s5pc100_iodesc)); + if (mach_desc) + iotable_init(mach_desc, size); + + /* detect cpu id and rev. */ + s5p_init_cpu(S5P_VA_CHIPID); + s3c_init_cpu(samsung_cpu_id, cpu_ids, ARRAY_SIZE(cpu_ids)); +} + +void __init s5pc100_map_io(void) +{ /* initialise device information early */ s5pc100_default_sdhci0(); s5pc100_default_sdhci1(); @@ -155,7 +204,6 @@ static int __init s5pc100_core_init(void) { return sysdev_class_register(&s5pc100_sysclass); } - core_initcall(s5pc100_core_init); int __init s5pc100_init(void) @@ -167,3 +215,18 @@ int __init s5pc100_init(void) return sysdev_register(&s5pc100_sysdev); } + +/* uart registration process */ + +void __init s5pc100_init_uarts(struct s3c2410_uartcfg *cfg, int no) +{ + s3c24xx_init_uartdevs("s3c6400-uart", s5p_uart_resources, cfg, no); +} + +void s5pc100_restart(char mode, const char *cmd) +{ + if (mode != 's') + arch_wdt_reset(); + + soft_restart(0); +} diff --git a/arch/arm/mach-s5pc100/common.h b/arch/arm/mach-s5pc100/common.h new file mode 100644 index 00000000000..9fbd3ae2b40 --- /dev/null +++ b/arch/arm/mach-s5pc100/common.h @@ -0,0 +1,37 @@ +/* + * Copyright (c) 2011 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * Common Header for S5PC100 machines + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef __ARCH_ARM_MACH_S5PC100_COMMON_H +#define __ARCH_ARM_MACH_S5PC100_COMMON_H + +void s5pc100_init_io(struct map_desc *mach_desc, int size); +void s5pc100_init_irq(void); + +void s5pc100_register_clocks(void); +void s5pc100_setup_clocks(void); + +void s5pc100_restart(char mode, const char *cmd); + +#ifdef CONFIG_CPU_S5PC100 + +extern int s5pc100_init(void); +extern void s5pc100_map_io(void); +extern void s5pc100_init_clocks(int xtal); +extern void s5pc100_init_uarts(struct s3c2410_uartcfg *cfg, int no); + +#else +#define s5pc100_init_clocks NULL +#define s5pc100_init_uarts NULL +#define s5pc100_map_io NULL +#define s5pc100_init NULL +#endif + +#endif /* __ARCH_ARM_MACH_S5PC100_COMMON_H */ diff --git a/arch/arm/mach-s5pc100/include/mach/system.h b/arch/arm/mach-s5pc100/include/mach/system.h index a9ea57c0660..afc96c29851 100644 --- a/arch/arm/mach-s5pc100/include/mach/system.h +++ b/arch/arm/mach-s5pc100/include/mach/system.h @@ -11,8 +11,6 @@ #ifndef __ASM_ARCH_SYSTEM_H #define __ASM_ARCH_SYSTEM_H __FILE__ -#include <plat/system-reset.h> - static void arch_idle(void) { /* nothing here yet */ diff --git a/arch/arm/mach-s5pc100/init.c b/arch/arm/mach-s5pc100/init.c deleted file mode 100644 index 19d7b523c13..00000000000 --- a/arch/arm/mach-s5pc100/init.c +++ /dev/null @@ -1,24 +0,0 @@ -/* linux/arch/arm/plat-s5pc100/s5pc100-init.c - * - * Copyright 2009 Samsung Electronics Co. - * Byungho Min <bhmin@samsung.com> - * - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#include <linux/kernel.h> -#include <linux/types.h> -#include <linux/init.h> - -#include <plat/cpu.h> -#include <plat/devs.h> -#include <plat/s5pc100.h> - -/* uart registration process */ -void __init s5pc100_common_init_uarts(struct s3c2410_uartcfg *cfg, int no) -{ - s3c24xx_init_uartdevs("s3c6400-uart", s5p_uart_resources, cfg, no); -} diff --git a/arch/arm/mach-s5pc100/mach-smdkc100.c b/arch/arm/mach-s5pc100/mach-smdkc100.c index 93ebe3a92d1..674d22992f3 100644 --- a/arch/arm/mach-s5pc100/mach-smdkc100.c +++ b/arch/arm/mach-s5pc100/mach-smdkc100.c @@ -43,7 +43,6 @@ #include <plat/clock.h> #include <plat/devs.h> #include <plat/cpu.h> -#include <plat/s5pc100.h> #include <plat/fb.h> #include <plat/iic.h> #include <plat/ata.h> @@ -54,6 +53,8 @@ #include <plat/backlight.h> #include <plat/regs-fb-v4.h> +#include "common.h" + /* Following are default values for UCON, ULCON and UFCON UART registers */ #define SMDKC100_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \ S3C2410_UCON_RXILEVEL | \ @@ -216,7 +217,7 @@ static struct platform_pwm_backlight_data smdkc100_bl_data = { static void __init smdkc100_map_io(void) { - s5p_init_io(NULL, 0, S5P_VA_CHIPID); + s5pc100_init_io(NULL, 0); s3c24xx_init_clocks(12000000); s3c24xx_init_uarts(smdkc100_uartcfgs, ARRAY_SIZE(smdkc100_uartcfgs)); } @@ -255,4 +256,5 @@ MACHINE_START(SMDKC100, "SMDKC100") .map_io = smdkc100_map_io, .init_machine = smdkc100_machine_init, .timer = &s3c24xx_timer, + .restart = s5pc100_restart, MACHINE_END diff --git a/arch/arm/mach-s5pv210/Makefile b/arch/arm/mach-s5pv210/Makefile index 009fbe53df9..4c59186de95 100644 --- a/arch/arm/mach-s5pv210/Makefile +++ b/arch/arm/mach-s5pv210/Makefile @@ -10,18 +10,20 @@ obj-m := obj-n := obj- := -# Core support for S5PV210 system +# Core + +obj-y += common.o clock.o -obj-$(CONFIG_CPU_S5PV210) += cpu.o init.o clock.o dma.o -obj-$(CONFIG_CPU_S5PV210) += setup-i2c0.o obj-$(CONFIG_PM) += pm.o +obj-y += dma.o + # machine support obj-$(CONFIG_MACH_AQUILA) += mach-aquila.o -obj-$(CONFIG_MACH_SMDKV210) += mach-smdkv210.o -obj-$(CONFIG_MACH_SMDKC110) += mach-smdkc110.o obj-$(CONFIG_MACH_GONI) += mach-goni.o +obj-$(CONFIG_MACH_SMDKC110) += mach-smdkc110.o +obj-$(CONFIG_MACH_SMDKV210) += mach-smdkv210.o obj-$(CONFIG_MACH_TORBRECK) += mach-torbreck.o # device support @@ -29,11 +31,12 @@ obj-$(CONFIG_MACH_TORBRECK) += mach-torbreck.o obj-y += dev-audio.o obj-$(CONFIG_S3C64XX_DEV_SPI) += dev-spi.o +obj-y += setup-i2c0.o obj-$(CONFIG_S5PV210_SETUP_FB_24BPP) += setup-fb-24bpp.o obj-$(CONFIG_S5PV210_SETUP_FIMC) += setup-fimc.o -obj-$(CONFIG_S5PV210_SETUP_I2C1) += setup-i2c1.o -obj-$(CONFIG_S5PV210_SETUP_I2C2) += setup-i2c2.o +obj-$(CONFIG_S5PV210_SETUP_I2C1) += setup-i2c1.o +obj-$(CONFIG_S5PV210_SETUP_I2C2) += setup-i2c2.o obj-$(CONFIG_S5PV210_SETUP_IDE) += setup-ide.o obj-$(CONFIG_S5PV210_SETUP_KEYPAD) += setup-keypad.o -obj-$(CONFIG_S5PV210_SETUP_SDHCI) += setup-sdhci.o +obj-$(CONFIG_S5PV210_SETUP_SDHCI) += setup-sdhci.o obj-$(CONFIG_S5PV210_SETUP_SDHCI_GPIO) += setup-sdhci-gpio.o diff --git a/arch/arm/mach-s5pv210/clock.c b/arch/arm/mach-s5pv210/clock.c index 4c5ac7a69e9..f2dbf5f75a2 100644 --- a/arch/arm/mach-s5pv210/clock.c +++ b/arch/arm/mach-s5pv210/clock.c @@ -29,7 +29,8 @@ #include <plat/pll.h> #include <plat/s5p-clock.h> #include <plat/clock-clksrc.h> -#include <plat/s5pv210.h> + +#include "common.h" static unsigned long xtal; diff --git a/arch/arm/mach-s5pv210/cpu.c b/arch/arm/mach-s5pv210/common.c index 84ec7463323..a4921bc9f1d 100644 --- a/arch/arm/mach-s5pv210/cpu.c +++ b/arch/arm/mach-s5pv210/common.c @@ -1,12 +1,13 @@ -/* linux/arch/arm/mach-s5pv210/cpu.c - * - * Copyright (c) 2010 Samsung Electronics Co., Ltd. +/* + * Copyright (c) 2009-2011 Samsung Electronics Co., Ltd. * http://www.samsung.com * + * Common Codes for S5PV210 + * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. -*/ + */ #include <linux/kernel.h> #include <linux/types.h> @@ -21,33 +22,74 @@ #include <linux/platform_device.h> #include <linux/sched.h> #include <linux/dma-mapping.h> +#include <linux/serial_core.h> +#include <asm/proc-fns.h> #include <asm/mach/arch.h> #include <asm/mach/map.h> #include <asm/mach/irq.h> -#include <asm/proc-fns.h> #include <mach/map.h> #include <mach/regs-clock.h> #include <plat/cpu.h> -#include <plat/devs.h> #include <plat/clock.h> -#include <plat/fb-core.h> -#include <plat/s5pv210.h> +#include <plat/devs.h> +#include <plat/sdhci.h> #include <plat/adc-core.h> #include <plat/ata-core.h> +#include <plat/fb-core.h> #include <plat/fimc-core.h> #include <plat/iic-core.h> #include <plat/keypad-core.h> -#include <plat/sdhci.h> -#include <plat/reset.h> #include <plat/tv-core.h> +#include <plat/regs-serial.h> + +#include "common.h" + +static const char name_s5pv210[] = "S5PV210/S5PC110"; + +static struct cpu_table cpu_ids[] __initdata = { + { + .idcode = S5PV210_CPU_ID, + .idmask = S5PV210_CPU_MASK, + .map_io = s5pv210_map_io, + .init_clocks = s5pv210_init_clocks, + .init_uarts = s5pv210_init_uarts, + .init = s5pv210_init, + .name = name_s5pv210, + }, +}; /* Initial IO mappings */ static struct map_desc s5pv210_iodesc[] __initdata = { { + .virtual = (unsigned long)S5P_VA_CHIPID, + .pfn = __phys_to_pfn(S5PV210_PA_CHIPID), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S3C_VA_SYS, + .pfn = __phys_to_pfn(S5PV210_PA_SYSCON), + .length = SZ_64K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S3C_VA_TIMER, + .pfn = __phys_to_pfn(S5PV210_PA_TIMER), + .length = SZ_16K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S3C_VA_WATCHDOG, + .pfn = __phys_to_pfn(S5PV210_PA_WATCHDOG), + .length = SZ_4K, + .type = MT_DEVICE, + }, { + .virtual = (unsigned long)S5P_VA_SROMC, + .pfn = __phys_to_pfn(S5PV210_PA_SROMC), + .length = SZ_4K, + .type = MT_DEVICE, + }, { .virtual = (unsigned long)S5P_VA_SYSTIMER, .pfn = __phys_to_pfn(S5PV210_PA_SYSTIMER), .length = SZ_4K, @@ -108,19 +150,32 @@ static void s5pv210_idle(void) local_irq_enable(); } -static void s5pv210_sw_reset(void) +void s5pv210_restart(char mode, const char *cmd) { __raw_writel(0x1, S5P_SWRESET); } -/* s5pv210_map_io +/* + * s5pv210_map_io * * register the standard cpu IO areas -*/ + */ -void __init s5pv210_map_io(void) +void __init s5pv210_init_io(struct map_desc *mach_desc, int size) { + /* initialize the io descriptors we need for initialization */ iotable_init(s5pv210_iodesc, ARRAY_SIZE(s5pv210_iodesc)); + if (mach_desc) + iotable_init(mach_desc, size); + + /* detect cpu id and rev. */ + s5p_init_cpu(S5P_VA_CHIPID); + + s3c_init_cpu(samsung_cpu_id, cpu_ids, ARRAY_SIZE(cpu_ids)); +} + +void __init s5pv210_map_io(void) +{ init_consistent_dma_size(14 << 20); /* initialise device information early */ @@ -186,7 +241,6 @@ static int __init s5pv210_core_init(void) { return sysdev_class_register(&s5pv210_sysclass); } - core_initcall(s5pv210_core_init); int __init s5pv210_init(void) @@ -196,8 +250,31 @@ int __init s5pv210_init(void) /* set idle function */ pm_idle = s5pv210_idle; - /* set sw_reset function */ - s5p_reset_hook = s5pv210_sw_reset; - return sysdev_register(&s5pv210_sysdev); } + +static struct s3c24xx_uart_clksrc s5pv210_serial_clocks[] = { + [0] = { + .name = "pclk", + .divisor = 1, + .min_baud = 0, + .max_baud = 0, + }, +}; + +/* uart registration process */ + +void __init s5pv210_init_uarts(struct s3c2410_uartcfg *cfg, int no) +{ + struct s3c2410_uartcfg *tcfg = cfg; + u32 ucnt; + + for (ucnt = 0; ucnt < no; ucnt++, tcfg++) { + if (!tcfg->clocks) { + tcfg->clocks = s5pv210_serial_clocks; + tcfg->clocks_size = ARRAY_SIZE(s5pv210_serial_clocks); + } + } + + s3c24xx_init_uartdevs("s5pv210-uart", s5p_uart_resources, cfg, no); +} diff --git a/arch/arm/mach-s5pv210/common.h b/arch/arm/mach-s5pv210/common.h new file mode 100644 index 00000000000..6ed2af5c751 --- /dev/null +++ b/arch/arm/mach-s5pv210/common.h @@ -0,0 +1,37 @@ +/* + * Copyright (c) 2011 Samsung Electronics Co., Ltd. + * http://www.samsung.com + * + * Common Header for S5PV210 machines + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#ifndef __ARCH_ARM_MACH_S5PV210_COMMON_H +#define __ARCH_ARM_MACH_S5PV210_COMMON_H + +void s5pv210_init_io(struct map_desc *mach_desc, int size); +void s5pv210_init_irq(void); + +void s5pv210_register_clocks(void); +void s5pv210_setup_clocks(void); + +void s5pv210_restart(char mode, const char *cmd); + +#ifdef CONFIG_CPU_S5PV210 + +extern int s5pv210_init(void); +extern void s5pv210_map_io(void); +extern void s5pv210_init_clocks(int xtal); +extern void s5pv210_init_uarts(struct s3c2410_uartcfg *cfg, int no); + +#else +#define s5pv210_init_clocks NULL +#define s5pv210_init_uarts NULL +#define s5pv210_map_io NULL +#define s5pv210_init NULL +#endif + +#endif /* __ARCH_ARM_MACH_S5PV210_COMMON_H */ diff --git a/arch/arm/mach-s5pv210/include/mach/system.h b/arch/arm/mach-s5pv210/include/mach/system.h index af8a200b213..bf288ced860 100644 --- a/arch/arm/mach-s5pv210/include/mach/system.h +++ b/arch/arm/mach-s5pv210/include/mach/system.h @@ -13,8 +13,6 @@ #ifndef __ASM_ARCH_SYSTEM_H #define __ASM_ARCH_SYSTEM_H __FILE__ -#include <plat/system-reset.h> - static void arch_idle(void) { /* nothing here yet */ diff --git a/arch/arm/mach-s5pv210/init.c b/arch/arm/mach-s5pv210/init.c deleted file mode 100644 index 4865ae2c475..00000000000 --- a/arch/arm/mach-s5pv210/init.c +++ /dev/null @@ -1,44 +0,0 @@ -/* linux/arch/arm/mach-s5pv210/init.c - * - * Copyright (c) 2010 Samsung Electronics Co., Ltd. - * http://www.samsung.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - -#include <linux/kernel.h> -#include <linux/types.h> -#include <linux/init.h> -#include <linux/serial_core.h> - -#include <plat/cpu.h> -#include <plat/devs.h> -#include <plat/s5pv210.h> -#include <plat/regs-serial.h> - -static struct s3c24xx_uart_clksrc s5pv210_serial_clocks[] = { - [0] = { - .name = "pclk", - .divisor = 1, - .min_baud = 0, - .max_baud = 0, - }, -}; - -/* uart registration process */ -void __init s5pv210_common_init_uarts(struct s3c2410_uartcfg *cfg, int no) -{ - struct s3c2410_uartcfg *tcfg = cfg; - u32 ucnt; - - for (ucnt = 0; ucnt < no; ucnt++, tcfg++) { - if (!tcfg->clocks) { - tcfg->clocks = s5pv210_serial_clocks; - tcfg->clocks_size = ARRAY_SIZE(s5pv210_serial_clocks); - } - } - - s3c24xx_init_uartdevs("s5pv210-uart", s5p_uart_resources, cfg, no); -} diff --git a/arch/arm/mach-s5pv210/mach-aquila.c b/arch/arm/mach-s5pv210/mach-aquila.c index 71ca95604d6..6f7dfe993c1 100644 --- a/arch/arm/mach-s5pv210/mach-aquila.c +++ b/arch/arm/mach-s5pv210/mach-aquila.c @@ -33,7 +33,6 @@ #include <plat/gpio-cfg.h> #include <plat/regs-serial.h> -#include <plat/s5pv210.h> #include <plat/devs.h> #include <plat/cpu.h> #include <plat/fb.h> @@ -42,6 +41,8 @@ #include <plat/s5p-time.h> #include <plat/regs-fb-v4.h> +#include "common.h" + /* Following are default values for UCON, ULCON and UFCON UART registers */ #define AQUILA_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \ S3C2410_UCON_RXILEVEL | \ @@ -645,7 +646,7 @@ static void __init aquila_sound_init(void) static void __init aquila_map_io(void) { - s5p_init_io(NULL, 0, S5P_VA_CHIPID); + s5pv210_init_io(NULL, 0); s3c24xx_init_clocks(24000000); s3c24xx_init_uarts(aquila_uartcfgs, ARRAY_SIZE(aquila_uartcfgs)); s5p_set_timer_source(S5P_PWM3, S5P_PWM4); @@ -685,4 +686,5 @@ MACHINE_START(AQUILA, "Aquila") .map_io = aquila_map_io, .init_machine = aquila_machine_init, .timer = &s5p_timer, + .restart = s5pv210_restart, MACHINE_END diff --git a/arch/arm/mach-s5pv210/mach-goni.c b/arch/arm/mach-s5pv210/mach-goni.c index 448fd9ea96f..12c69371739 100644 --- a/arch/arm/mach-s5pv210/mach-goni.c +++ b/arch/arm/mach-s5pv210/mach-goni.c @@ -38,7 +38,6 @@ #include <plat/gpio-cfg.h> #include <plat/regs-serial.h> -#include <plat/s5pv210.h> #include <plat/devs.h> #include <plat/cpu.h> #include <plat/fb.h> @@ -55,6 +54,8 @@ #include <media/s5p_fimc.h> #include <media/noon010pc30.h> +#include "common.h" + /* Following are default values for UCON, ULCON and UFCON UART registers */ #define GONI_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \ S3C2410_UCON_RXILEVEL | \ @@ -891,7 +892,7 @@ static void __init goni_sound_init(void) static void __init goni_map_io(void) { - s5p_init_io(NULL, 0, S5P_VA_CHIPID); + s5pv210_init_io(NULL, 0); s3c24xx_init_clocks(24000000); s3c24xx_init_uarts(goni_uartcfgs, ARRAY_SIZE(goni_uartcfgs)); s5p_set_timer_source(S5P_PWM3, S5P_PWM4); @@ -962,4 +963,5 @@ MACHINE_START(GONI, "GONI") .init_machine = goni_machine_init, .timer = &s5p_timer, .reserve = &goni_reserve, + .restart = s5pv210_restart, MACHINE_END diff --git a/arch/arm/mach-s5pv210/mach-smdkc110.c b/arch/arm/mach-s5pv210/mach-smdkc110.c index c2531ffc720..9405da4ae3a 100644 --- a/arch/arm/mach-s5pv210/mach-smdkc110.c +++ b/arch/arm/mach-s5pv210/mach-smdkc110.c @@ -25,7 +25,6 @@ #include <mach/regs-clock.h> #include <plat/regs-serial.h> -#include <plat/s5pv210.h> #include <plat/devs.h> #include <plat/cpu.h> #include <plat/ata.h> @@ -33,6 +32,8 @@ #include <plat/pm.h> #include <plat/s5p-time.h> +#include "common.h" + /* Following are default values for UCON, ULCON and UFCON UART registers */ #define SMDKC110_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \ S3C2410_UCON_RXILEVEL | \ @@ -110,7 +111,7 @@ static struct i2c_board_info smdkc110_i2c_devs2[] __initdata = { static void __init smdkc110_map_io(void) { - s5p_init_io(NULL, 0, S5P_VA_CHIPID); + s5pv210_init_io(NULL, 0); s3c24xx_init_clocks(24000000); s3c24xx_init_uarts(smdkv210_uartcfgs, ARRAY_SIZE(smdkv210_uartcfgs)); s5p_set_timer_source(S5P_PWM3, S5P_PWM4); @@ -143,4 +144,5 @@ MACHINE_START(SMDKC110, "SMDKC110") .map_io = smdkc110_map_io, .init_machine = smdkc110_machine_init, .timer = &s5p_timer, + .restart = s5pv210_restart, MACHINE_END diff --git a/arch/arm/mach-s5pv210/mach-smdkv210.c b/arch/arm/mach-s5pv210/mach-smdkv210.c index 4ca77c41d49..cf4da739382 100644 --- a/arch/arm/mach-s5pv210/mach-smdkv210.c +++ b/arch/arm/mach-s5pv210/mach-smdkv210.c @@ -34,7 +34,6 @@ #include <plat/regs-serial.h> #include <plat/regs-srom.h> #include <plat/gpio-cfg.h> -#include <plat/s5pv210.h> #include <plat/devs.h> #include <plat/cpu.h> #include <plat/adc.h> @@ -48,6 +47,8 @@ #include <plat/backlight.h> #include <plat/regs-fb-v4.h> +#include "common.h" + /* Following are default values for UCON, ULCON and UFCON UART registers */ #define SMDKV210_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \ S3C2410_UCON_RXILEVEL | \ @@ -274,11 +275,12 @@ static struct samsung_bl_gpio_info smdkv210_bl_gpio_info = { static struct platform_pwm_backlight_data smdkv210_bl_data = { .pwm_id = 3, + .pwm_period_ns = 1000, }; static void __init smdkv210_map_io(void) { - s5p_init_io(NULL, 0, S5P_VA_CHIPID); + s5pv210_init_io(NULL, 0); s3c24xx_init_clocks(24000000); s3c24xx_init_uarts(smdkv210_uartcfgs, ARRAY_SIZE(smdkv210_uartcfgs)); s5p_set_timer_source(S5P_PWM2, S5P_PWM4); @@ -320,4 +322,5 @@ MACHINE_START(SMDKV210, "SMDKV210") .map_io = smdkv210_map_io, .init_machine = smdkv210_machine_init, .timer = &s5p_timer, + .restart = s5pv210_restart, MACHINE_END diff --git a/arch/arm/mach-s5pv210/mach-torbreck.c b/arch/arm/mach-s5pv210/mach-torbreck.c index df70fcb3451..74e99bc0dc9 100644 --- a/arch/arm/mach-s5pv210/mach-torbreck.c +++ b/arch/arm/mach-s5pv210/mach-torbreck.c @@ -24,12 +24,13 @@ #include <mach/regs-clock.h> #include <plat/regs-serial.h> -#include <plat/s5pv210.h> #include <plat/devs.h> #include <plat/cpu.h> #include <plat/iic.h> #include <plat/s5p-time.h> +#include "common.h" + /* Following are default values for UCON, ULCON and UFCON UART registers */ #define TORBRECK_UCON_DEFAULT (S3C2410_UCON_TXILEVEL | \ S3C2410_UCON_RXILEVEL | \ @@ -103,7 +104,7 @@ static struct i2c_board_info torbreck_i2c_devs2[] __initdata = { static void __init torbreck_map_io(void) { - s5p_init_io(NULL, 0, S5P_VA_CHIPID); + s5pv210_init_io(NULL, 0); s3c24xx_init_clocks(24000000); s3c24xx_init_uarts(torbreck_uartcfgs, ARRAY_SIZE(torbreck_uartcfgs)); s5p_set_timer_source(S5P_PWM3, S5P_PWM4); @@ -132,4 +133,5 @@ MACHINE_START(TORBRECK, "TORBRECK") .map_io = torbreck_map_io, .init_machine = torbreck_machine_init, .timer = &s5p_timer, + .restart = s5pv210_restart, MACHINE_END diff --git a/arch/arm/mach-sa1100/assabet.c b/arch/arm/mach-sa1100/assabet.c index 3dd133f1841..6b93e200bca 100644 --- a/arch/arm/mach-sa1100/assabet.c +++ b/arch/arm/mach-sa1100/assabet.c @@ -455,4 +455,5 @@ MACHINE_START(ASSABET, "Intel-Assabet") #ifdef CONFIG_SA1111 .dma_zone_size = SZ_1M, #endif + .restart = sa11x0_restart, MACHINE_END diff --git a/arch/arm/mach-sa1100/badge4.c b/arch/arm/mach-sa1100/badge4.c index bda83e1ab07..b07a2c024cb 100644 --- a/arch/arm/mach-sa1100/badge4.c +++ b/arch/arm/mach-sa1100/badge4.c @@ -309,4 +309,5 @@ MACHINE_START(BADGE4, "Hewlett-Packard Laboratories BadgePAD 4") #ifdef CONFIG_SA1111 .dma_zone_size = SZ_1M, #endif + .restart = sa11x0_restart, MACHINE_END diff --git a/arch/arm/mach-sa1100/cerf.c b/arch/arm/mach-sa1100/cerf.c index 7f3da4b11ec..11bb6d0b9be 100644 --- a/arch/arm/mach-sa1100/cerf.c +++ b/arch/arm/mach-sa1100/cerf.c @@ -139,4 +139,5 @@ MACHINE_START(CERF, "Intrinsyc CerfBoard/CerfCube") .init_irq = cerf_init_irq, .timer = &sa1100_timer, .init_machine = cerf_init, + .restart = sa11x0_restart, MACHINE_END diff --git a/arch/arm/mach-sa1100/collie.c b/arch/arm/mach-sa1100/collie.c index 2965cc9d424..b9060e236de 100644 --- a/arch/arm/mach-sa1100/collie.c +++ b/arch/arm/mach-sa1100/collie.c @@ -387,4 +387,5 @@ MACHINE_START(COLLIE, "Sharp-Collie") .init_irq = sa1100_init_irq, .timer = &sa1100_timer, .init_machine = collie_init, + .restart = sa11x0_restart, MACHINE_END diff --git a/arch/arm/mach-sa1100/generic.c b/arch/arm/mach-sa1100/generic.c index 5fa5ae1f39e..bb10ee2cb89 100644 --- a/arch/arm/mach-sa1100/generic.c +++ b/arch/arm/mach-sa1100/generic.c @@ -126,6 +126,17 @@ static void sa1100_power_off(void) PMCR = PMCR_SF; } +void sa11x0_restart(char mode, const char *cmd) +{ + if (mode == 's') { + /* Jump into ROM at address 0 */ + soft_restart(0); + } else { + /* Use on-chip reset capability */ + RSRR = RSRR_SWR; + } +} + static void sa11x0_register_device(struct platform_device *dev, void *data) { int err; diff --git a/arch/arm/mach-sa1100/generic.h b/arch/arm/mach-sa1100/generic.h index b7a9a601c2d..33268cf6be3 100644 --- a/arch/arm/mach-sa1100/generic.h +++ b/arch/arm/mach-sa1100/generic.h @@ -10,6 +10,7 @@ extern struct sys_timer sa1100_timer; extern void __init sa1100_map_io(void); extern void __init sa1100_init_irq(void); extern void __init sa1100_init_gpio(void); +extern void sa11x0_restart(char, const char *); #define SET_BANK(__nr,__start,__size) \ mi->bank[__nr].start = (__start), \ diff --git a/arch/arm/mach-sa1100/h3100.c b/arch/arm/mach-sa1100/h3100.c index b30733a2b82..1e6b3c105ba 100644 --- a/arch/arm/mach-sa1100/h3100.c +++ b/arch/arm/mach-sa1100/h3100.c @@ -89,5 +89,6 @@ MACHINE_START(H3100, "Compaq iPAQ H3100") .init_irq = sa1100_init_irq, .timer = &sa1100_timer, .init_machine = h3100_mach_init, + .restart = sa11x0_restart, MACHINE_END diff --git a/arch/arm/mach-sa1100/h3600.c b/arch/arm/mach-sa1100/h3600.c index 6fd324d9238..6b58e7460ec 100644 --- a/arch/arm/mach-sa1100/h3600.c +++ b/arch/arm/mach-sa1100/h3600.c @@ -130,5 +130,6 @@ MACHINE_START(H3600, "Compaq iPAQ H3600") .init_irq = sa1100_init_irq, .timer = &sa1100_timer, .init_machine = h3600_mach_init, + .restart = sa11x0_restart, MACHINE_END diff --git a/arch/arm/mach-sa1100/hackkit.c b/arch/arm/mach-sa1100/hackkit.c index 30f4a551b8e..c01bb36db94 100644 --- a/arch/arm/mach-sa1100/hackkit.c +++ b/arch/arm/mach-sa1100/hackkit.c @@ -200,4 +200,5 @@ MACHINE_START(HACKKIT, "HackKit Cpu Board") .init_irq = sa1100_init_irq, .timer = &sa1100_timer, .init_machine = hackkit_init, + .restart = sa11x0_restart, MACHINE_END diff --git a/arch/arm/mach-sa1100/include/mach/system.h b/arch/arm/mach-sa1100/include/mach/system.h index 345d35b7450..e17b208f76d 100644 --- a/arch/arm/mach-sa1100/include/mach/system.h +++ b/arch/arm/mach-sa1100/include/mach/system.h @@ -3,20 +3,7 @@ * * Copyright (c) 1999 Nicolas Pitre <nico@fluxnic.net> */ -#include <mach/hardware.h> - static inline void arch_idle(void) { cpu_do_idle(); } - -static inline void arch_reset(char mode, const char *cmd) -{ - if (mode == 's') { - /* Jump into ROM at address 0 */ - soft_restart(0); - } else { - /* Use on-chip reset capability */ - RSRR = RSRR_SWR; - } -} diff --git a/arch/arm/mach-sa1100/jornada720.c b/arch/arm/mach-sa1100/jornada720.c index 77198fe02bc..ee121d6f048 100644 --- a/arch/arm/mach-sa1100/jornada720.c +++ b/arch/arm/mach-sa1100/jornada720.c @@ -373,4 +373,5 @@ MACHINE_START(JORNADA720, "HP Jornada 720") #ifdef CONFIG_SA1111 .dma_zone_size = SZ_1M, #endif + .restart = sa11x0_restart, MACHINE_END diff --git a/arch/arm/mach-sa1100/lart.c b/arch/arm/mach-sa1100/lart.c index 5bc59d0947b..af4e2761f3d 100644 --- a/arch/arm/mach-sa1100/lart.c +++ b/arch/arm/mach-sa1100/lart.c @@ -66,4 +66,5 @@ MACHINE_START(LART, "LART") .init_irq = sa1100_init_irq, .init_machine = lart_init, .timer = &sa1100_timer, + .restart = sa11x0_restart, MACHINE_END diff --git a/arch/arm/mach-sa1100/nanoengine.c b/arch/arm/mach-sa1100/nanoengine.c index 032f3881d14..85f6ee67222 100644 --- a/arch/arm/mach-sa1100/nanoengine.c +++ b/arch/arm/mach-sa1100/nanoengine.c @@ -19,6 +19,7 @@ #include <asm/mach-types.h> #include <asm/setup.h> +#include <asm/page.h> #include <asm/mach/arch.h> #include <asm/mach/flash.h> @@ -116,4 +117,5 @@ MACHINE_START(NANOENGINE, "BSE nanoEngine") .init_irq = sa1100_init_irq, .timer = &sa1100_timer, .init_machine = nanoengine_init, + .restart = sa11x0_restart, MACHINE_END diff --git a/arch/arm/mach-sa1100/pleb.c b/arch/arm/mach-sa1100/pleb.c index 65161f2bea2..9307df05353 100644 --- a/arch/arm/mach-sa1100/pleb.c +++ b/arch/arm/mach-sa1100/pleb.c @@ -150,4 +150,5 @@ MACHINE_START(PLEB, "PLEB") .init_irq = sa1100_init_irq, .timer = &sa1100_timer, .init_machine = pleb_init, + .restart = sa11x0_restart, MACHINE_END diff --git a/arch/arm/mach-sa1100/shannon.c b/arch/arm/mach-sa1100/shannon.c index 1cccbf5b9e9..318b2b766a0 100644 --- a/arch/arm/mach-sa1100/shannon.c +++ b/arch/arm/mach-sa1100/shannon.c @@ -87,4 +87,5 @@ MACHINE_START(SHANNON, "Shannon (AKA: Tuxscreen)") .init_irq = sa1100_init_irq, .timer = &sa1100_timer, .init_machine = shannon_init, + .restart = sa11x0_restart, MACHINE_END diff --git a/arch/arm/mach-sa1100/simpad.c b/arch/arm/mach-sa1100/simpad.c index 4790f3f3d00..e17c04d6e32 100644 --- a/arch/arm/mach-sa1100/simpad.c +++ b/arch/arm/mach-sa1100/simpad.c @@ -396,4 +396,5 @@ MACHINE_START(SIMPAD, "Simpad") .map_io = simpad_map_io, .init_irq = sa1100_init_irq, .timer = &sa1100_timer, + .restart = sa11x0_restart, MACHINE_END diff --git a/arch/arm/mach-sa1100/time.c b/arch/arm/mach-sa1100/time.c index fa6602491d5..69e33535dee 100644 --- a/arch/arm/mach-sa1100/time.c +++ b/arch/arm/mach-sa1100/time.c @@ -12,7 +12,6 @@ #include <linux/errno.h> #include <linux/interrupt.h> #include <linux/irq.h> -#include <linux/sched.h> /* just for sched_clock() - funny that */ #include <linux/timex.h> #include <linux/clockchips.h> @@ -20,29 +19,9 @@ #include <asm/sched_clock.h> #include <mach/hardware.h> -/* - * This is the SA11x0 sched_clock implementation. - */ -static DEFINE_CLOCK_DATA(cd); - -/* - * Constants generated by clocks_calc_mult_shift(m, s, 3.6864MHz, - * NSEC_PER_SEC, 60). - * This gives a resolution of about 271ns and a wrap period of about 19min. - */ -#define SC_MULT 2275555556u -#define SC_SHIFT 23 - -unsigned long long notrace sched_clock(void) -{ - u32 cyc = OSCR; - return cyc_to_fixed_sched_clock(&cd, cyc, (u32)~0, SC_MULT, SC_SHIFT); -} - -static void notrace sa1100_update_sched_clock(void) +static u32 notrace sa1100_read_sched_clock(void) { - u32 cyc = OSCR; - update_sched_clock(&cd, cyc, (u32)~0); + return OSCR; } #define MIN_OSCR_DELTA 2 @@ -109,8 +88,7 @@ static void __init sa1100_timer_init(void) OIER = 0; OSSR = OSSR_M0 | OSSR_M1 | OSSR_M2 | OSSR_M3; - init_fixed_sched_clock(&cd, sa1100_update_sched_clock, 32, - 3686400, SC_MULT, SC_SHIFT); + setup_sched_clock(sa1100_read_sched_clock, 32, 3686400); clockevents_calc_mult_shift(&ckevt_sa1100_osmr0, 3686400, 4); ckevt_sa1100_osmr0.max_delta_ns = diff --git a/arch/arm/mach-shark/core.c b/arch/arm/mach-shark/core.c index f4b25d875f3..a851c254ad6 100644 --- a/arch/arm/mach-shark/core.c +++ b/arch/arm/mach-shark/core.c @@ -26,7 +26,7 @@ #define ROMCARD_SIZE 0x08000000 #define ROMCARD_START 0x10000000 -void arch_reset(char mode, const char *cmd) +static void shark_restart(char mode, const char *cmd) { short temp; /* Reset the Machine via pc[3] of the sequoia chipset */ @@ -156,4 +156,5 @@ MACHINE_START(SHARK, "Shark") .init_irq = shark_init_irq, .timer = &shark_timer, .dma_zone_size = SZ_4M, + .restart = shark_restart, MACHINE_END diff --git a/arch/arm/mach-shark/include/mach/system.h b/arch/arm/mach-shark/include/mach/system.h index 21c373b30bb..1b2f2c5050a 100644 --- a/arch/arm/mach-shark/include/mach/system.h +++ b/arch/arm/mach-shark/include/mach/system.h @@ -6,9 +6,6 @@ #ifndef __ASM_ARCH_SYSTEM_H #define __ASM_ARCH_SYSTEM_H -/* Found in arch/mach-shark/core.c */ -extern void arch_reset(char mode, const char *cmd); - static inline void arch_idle(void) { } diff --git a/arch/arm/mach-shmobile/board-ag5evm.c b/arch/arm/mach-shmobile/board-ag5evm.c index 202c3c6ec9d..a4e6ca04e31 100644 --- a/arch/arm/mach-shmobile/board-ag5evm.c +++ b/arch/arm/mach-shmobile/board-ag5evm.c @@ -466,8 +466,6 @@ static struct map_desc ag5evm_io_desc[] __initdata = { static void __init ag5evm_map_io(void) { iotable_init(ag5evm_io_desc, ARRAY_SIZE(ag5evm_io_desc)); - /* DMA memory at 0xf6000000 - 0xffdfffff */ - init_consistent_dma_size(158 << 20); /* setup early devices and console here as well */ sh73a0_add_early_devices(); @@ -607,6 +605,7 @@ struct sys_timer ag5evm_timer = { MACHINE_START(AG5EVM, "ag5evm") .map_io = ag5evm_map_io, + .nr_irqs = NR_IRQS_LEGACY, .init_irq = sh73a0_init_irq, .handle_irq = gic_handle_irq, .init_machine = ag5evm_init, diff --git a/arch/arm/mach-shmobile/board-ap4evb.c b/arch/arm/mach-shmobile/board-ap4evb.c index 4c865ece9ac..6a6f9f7568c 100644 --- a/arch/arm/mach-shmobile/board-ap4evb.c +++ b/arch/arm/mach-shmobile/board-ap4evb.c @@ -1172,8 +1172,6 @@ static struct map_desc ap4evb_io_desc[] __initdata = { static void __init ap4evb_map_io(void) { iotable_init(ap4evb_io_desc, ARRAY_SIZE(ap4evb_io_desc)); - /* DMA memory at 0xf6000000 - 0xffdfffff */ - init_consistent_dma_size(158 << 20); /* setup early devices and console here as well */ sh7372_add_early_devices(); diff --git a/arch/arm/mach-shmobile/board-g3evm.c b/arch/arm/mach-shmobile/board-g3evm.c index 8b620bf0622..72d557281b1 100644 --- a/arch/arm/mach-shmobile/board-g3evm.c +++ b/arch/arm/mach-shmobile/board-g3evm.c @@ -261,8 +261,6 @@ static struct map_desc g3evm_io_desc[] __initdata = { static void __init g3evm_map_io(void) { iotable_init(g3evm_io_desc, ARRAY_SIZE(g3evm_io_desc)); - /* DMA memory at 0xf6000000 - 0xffdfffff */ - init_consistent_dma_size(158 << 20); /* setup early devices and console here as well */ sh7367_add_early_devices(); diff --git a/arch/arm/mach-shmobile/board-g4evm.c b/arch/arm/mach-shmobile/board-g4evm.c index 7719ddc5f59..2220b885cff 100644 --- a/arch/arm/mach-shmobile/board-g4evm.c +++ b/arch/arm/mach-shmobile/board-g4evm.c @@ -275,8 +275,6 @@ static struct map_desc g4evm_io_desc[] __initdata = { static void __init g4evm_map_io(void) { iotable_init(g4evm_io_desc, ARRAY_SIZE(g4evm_io_desc)); - /* DMA memory at 0xf6000000 - 0xffdfffff */ - init_consistent_dma_size(158 << 20); /* setup early devices and console here as well */ sh7377_add_early_devices(); diff --git a/arch/arm/mach-shmobile/board-kota2.c b/arch/arm/mach-shmobile/board-kota2.c index 1b4439d3f9d..857ceeec1bb 100644 --- a/arch/arm/mach-shmobile/board-kota2.c +++ b/arch/arm/mach-shmobile/board-kota2.c @@ -33,6 +33,7 @@ #include <linux/input/sh_keysc.h> #include <linux/gpio_keys.h> #include <linux/leds.h> +#include <linux/platform_data/leds-renesas-tpu.h> #include <linux/mmc/host.h> #include <linux/mmc/sh_mmcif.h> #include <linux/mfd/tmio.h> @@ -56,7 +57,7 @@ static struct resource smsc9220_resources[] = { .flags = IORESOURCE_MEM, }, [1] = { - .start = gic_spi(33), /* PINTA2 @ PORT144 */ + .start = SH73A0_PINT0_IRQ(2), /* PINTA2 */ .flags = IORESOURCE_IRQ, }, }; @@ -157,10 +158,6 @@ static struct platform_device gpio_keys_device = { #define GPIO_LED(n, g) { .name = n, .gpio = g } static struct gpio_led gpio_leds[] = { - GPIO_LED("V2513", GPIO_PORT153), /* PORT153 [TPU1T02] -> V2513 */ - GPIO_LED("V2514", GPIO_PORT199), /* PORT199 [TPU4TO1] -> V2514 */ - GPIO_LED("V2515", GPIO_PORT197), /* PORT197 [TPU2TO1] -> V2515 */ - GPIO_LED("KEYLED", GPIO_PORT163), /* PORT163 [TPU3TO0] -> KEYLED */ GPIO_LED("G", GPIO_PORT20), /* PORT20 [GPO0] -> LED7 -> "G" */ GPIO_LED("H", GPIO_PORT21), /* PORT21 [GPO1] -> LED8 -> "H" */ GPIO_LED("J", GPIO_PORT22), /* PORT22 [GPO2] -> LED9 -> "J" */ @@ -179,6 +176,119 @@ static struct platform_device gpio_leds_device = { }, }; +/* TPU LED */ +static struct led_renesas_tpu_config led_renesas_tpu12_pdata = { + .name = "V2513", + .pin_gpio_fn = GPIO_FN_TPU1TO2, + .pin_gpio = GPIO_PORT153, + .channel_offset = 0x90, + .timer_bit = 2, + .max_brightness = 1000, +}; + +static struct resource tpu12_resources[] = { + [0] = { + .name = "TPU12", + .start = 0xe6610090, + .end = 0xe66100b5, + .flags = IORESOURCE_MEM, + }, +}; + +static struct platform_device leds_tpu12_device = { + .name = "leds-renesas-tpu", + .id = 12, + .dev = { + .platform_data = &led_renesas_tpu12_pdata, + }, + .num_resources = ARRAY_SIZE(tpu12_resources), + .resource = tpu12_resources, +}; + +static struct led_renesas_tpu_config led_renesas_tpu41_pdata = { + .name = "V2514", + .pin_gpio_fn = GPIO_FN_TPU4TO1, + .pin_gpio = GPIO_PORT199, + .channel_offset = 0x50, + .timer_bit = 1, + .max_brightness = 1000, +}; + +static struct resource tpu41_resources[] = { + [0] = { + .name = "TPU41", + .start = 0xe6640050, + .end = 0xe6640075, + .flags = IORESOURCE_MEM, + }, +}; + +static struct platform_device leds_tpu41_device = { + .name = "leds-renesas-tpu", + .id = 41, + .dev = { + .platform_data = &led_renesas_tpu41_pdata, + }, + .num_resources = ARRAY_SIZE(tpu41_resources), + .resource = tpu41_resources, +}; + +static struct led_renesas_tpu_config led_renesas_tpu21_pdata = { + .name = "V2515", + .pin_gpio_fn = GPIO_FN_TPU2TO1, + .pin_gpio = GPIO_PORT197, + .channel_offset = 0x50, + .timer_bit = 1, + .max_brightness = 1000, +}; + +static struct resource tpu21_resources[] = { + [0] = { + .name = "TPU21", + .start = 0xe6620050, + .end = 0xe6620075, + .flags = IORESOURCE_MEM, + }, +}; + +static struct platform_device leds_tpu21_device = { + .name = "leds-renesas-tpu", + .id = 21, + .dev = { + .platform_data = &led_renesas_tpu21_pdata, + }, + .num_resources = ARRAY_SIZE(tpu21_resources), + .resource = tpu21_resources, +}; + +static struct led_renesas_tpu_config led_renesas_tpu30_pdata = { + .name = "KEYLED", + .pin_gpio_fn = GPIO_FN_TPU3TO0, + .pin_gpio = GPIO_PORT163, + .channel_offset = 0x10, + .timer_bit = 0, + .max_brightness = 1000, +}; + +static struct resource tpu30_resources[] = { + [0] = { + .name = "TPU30", + .start = 0xe6630010, + .end = 0xe6630035, + .flags = IORESOURCE_MEM, + }, +}; + +static struct platform_device leds_tpu30_device = { + .name = "leds-renesas-tpu", + .id = 30, + .dev = { + .platform_data = &led_renesas_tpu30_pdata, + }, + .num_resources = ARRAY_SIZE(tpu30_resources), + .resource = tpu30_resources, +}; + /* MMCIF */ static struct resource mmcif_resources[] = { [0] = { @@ -291,6 +401,10 @@ static struct platform_device *kota2_devices[] __initdata = { &keysc_device, &gpio_keys_device, &gpio_leds_device, + &leds_tpu12_device, + &leds_tpu41_device, + &leds_tpu21_device, + &leds_tpu30_device, &mmcif_device, &sdhi0_device, &sdhi1_device, @@ -317,18 +431,6 @@ static void __init kota2_map_io(void) shmobile_setup_console(); } -#define PINTER0A 0xe69000a0 -#define PINTCR0A 0xe69000b0 - -void __init kota2_init_irq(void) -{ - sh73a0_init_irq(); - - /* setup PINT: enable PINTA2 as active low */ - __raw_writel(1 << 29, PINTER0A); - __raw_writew(2 << 10, PINTCR0A); -} - static void __init kota2_init(void) { sh73a0_pinmux_init(); @@ -447,7 +549,8 @@ struct sys_timer kota2_timer = { MACHINE_START(KOTA2, "kota2") .map_io = kota2_map_io, - .init_irq = kota2_init_irq, + .nr_irqs = NR_IRQS_LEGACY, + .init_irq = sh73a0_init_irq, .handle_irq = gic_handle_irq, .init_machine = kota2_init, .timer = &kota2_timer, diff --git a/arch/arm/mach-shmobile/board-mackerel.c b/arch/arm/mach-shmobile/board-mackerel.c index 9c5e598e0e3..ed525668739 100644 --- a/arch/arm/mach-shmobile/board-mackerel.c +++ b/arch/arm/mach-shmobile/board-mackerel.c @@ -1390,8 +1390,6 @@ static struct map_desc mackerel_io_desc[] __initdata = { static void __init mackerel_map_io(void) { iotable_init(mackerel_io_desc, ARRAY_SIZE(mackerel_io_desc)); - /* DMA memory at 0xf6000000 - 0xffdfffff */ - init_consistent_dma_size(158 << 20); /* setup early devices and console here as well */ sh7372_add_early_devices(); diff --git a/arch/arm/mach-shmobile/clock-sh73a0.c b/arch/arm/mach-shmobile/clock-sh73a0.c index 61a846bb30f..1370a89ca35 100644 --- a/arch/arm/mach-shmobile/clock-sh73a0.c +++ b/arch/arm/mach-shmobile/clock-sh73a0.c @@ -113,6 +113,12 @@ static struct clk main_clk = { .ops = &main_clk_ops, }; +/* Divide Main clock by two */ +static struct clk main_div2_clk = { + .ops = &div2_clk_ops, + .parent = &main_clk, +}; + /* PLL0, PLL1, PLL2, PLL3 */ static unsigned long pll_recalc(struct clk *clk) { @@ -181,6 +187,7 @@ static struct clk *main_clks[] = { &extal1_div2_clk, &extal2_div2_clk, &main_clk, + &main_div2_clk, &pll0_clk, &pll1_clk, &pll2_clk, @@ -243,7 +250,7 @@ static struct clk div6_clks[DIV6_NR] = { [DIV6_VCK1] = SH_CLK_DIV6(&pll1_div2_clk, VCLKCR1, 0), [DIV6_VCK2] = SH_CLK_DIV6(&pll1_div2_clk, VCLKCR2, 0), [DIV6_VCK3] = SH_CLK_DIV6(&pll1_div2_clk, VCLKCR3, 0), - [DIV6_ZB1] = SH_CLK_DIV6(&pll1_div2_clk, ZBCKCR, 0), + [DIV6_ZB1] = SH_CLK_DIV6(&pll1_div2_clk, ZBCKCR, CLK_ENABLE_ON_INIT), [DIV6_FLCTL] = SH_CLK_DIV6(&pll1_div2_clk, FLCKCR, 0), [DIV6_SDHI0] = SH_CLK_DIV6(&pll1_div2_clk, SD0CKCR, 0), [DIV6_SDHI1] = SH_CLK_DIV6(&pll1_div2_clk, SD1CKCR, 0), @@ -268,6 +275,7 @@ enum { MSTP001, MSTP207, MSTP206, MSTP204, MSTP203, MSTP202, MSTP201, MSTP200, MSTP331, MSTP329, MSTP325, MSTP323, MSTP318, MSTP314, MSTP313, MSTP312, MSTP311, + MSTP303, MSTP302, MSTP301, MSTP300, MSTP411, MSTP410, MSTP403, MSTP_NR }; @@ -301,6 +309,10 @@ static struct clk mstp_clks[MSTP_NR] = { [MSTP313] = MSTP(&div6_clks[DIV6_SDHI1], SMSTPCR3, 13, 0), /* SDHI1 */ [MSTP312] = MSTP(&div4_clks[DIV4_HP], SMSTPCR3, 12, 0), /* MMCIF0 */ [MSTP311] = MSTP(&div6_clks[DIV6_SDHI2], SMSTPCR3, 11, 0), /* SDHI2 */ + [MSTP303] = MSTP(&main_div2_clk, SMSTPCR3, 3, 0), /* TPU1 */ + [MSTP302] = MSTP(&main_div2_clk, SMSTPCR3, 2, 0), /* TPU2 */ + [MSTP301] = MSTP(&main_div2_clk, SMSTPCR3, 1, 0), /* TPU3 */ + [MSTP300] = MSTP(&main_div2_clk, SMSTPCR3, 0, 0), /* TPU4 */ [MSTP411] = MSTP(&div4_clks[DIV4_HP], SMSTPCR4, 11, 0), /* IIC3 */ [MSTP410] = MSTP(&div4_clks[DIV4_HP], SMSTPCR4, 10, 0), /* IIC4 */ [MSTP403] = MSTP(&r_clk, SMSTPCR4, 3, 0), /* KEYSC */ @@ -350,6 +362,10 @@ static struct clk_lookup lookups[] = { CLKDEV_DEV_ID("sh_mobile_sdhi.1", &mstp_clks[MSTP313]), /* SDHI1 */ CLKDEV_DEV_ID("sh_mmcif.0", &mstp_clks[MSTP312]), /* MMCIF0 */ CLKDEV_DEV_ID("sh_mobile_sdhi.2", &mstp_clks[MSTP311]), /* SDHI2 */ + CLKDEV_DEV_ID("leds-renesas-tpu.12", &mstp_clks[MSTP303]), /* TPU1 */ + CLKDEV_DEV_ID("leds-renesas-tpu.21", &mstp_clks[MSTP302]), /* TPU2 */ + CLKDEV_DEV_ID("leds-renesas-tpu.30", &mstp_clks[MSTP301]), /* TPU3 */ + CLKDEV_DEV_ID("leds-renesas-tpu.41", &mstp_clks[MSTP300]), /* TPU4 */ CLKDEV_DEV_ID("i2c-sh_mobile.3", &mstp_clks[MSTP411]), /* I2C3 */ CLKDEV_DEV_ID("i2c-sh_mobile.4", &mstp_clks[MSTP410]), /* I2C4 */ CLKDEV_DEV_ID("sh_keysc.0", &mstp_clks[MSTP403]), /* KEYSC */ diff --git a/arch/arm/mach-shmobile/include/mach/gpio.h b/arch/arm/mach-shmobile/include/mach/gpio.h index 7bf0890e16b..de795b42232 100644 --- a/arch/arm/mach-shmobile/include/mach/gpio.h +++ b/arch/arm/mach-shmobile/include/mach/gpio.h @@ -12,8 +12,6 @@ #include <linux/kernel.h> #include <linux/errno.h> - -#define ARCH_NR_GPIOS 1024 #include <linux/sh_pfc.h> #ifdef CONFIG_GPIOLIB diff --git a/arch/arm/mach-spear3xx/include/mach/generic.h b/arch/arm/mach-spear3xx/include/mach/generic.h index b8f31c3935f..14276e5a98d 100644 --- a/arch/arm/mach-spear3xx/include/mach/generic.h +++ b/arch/arm/mach-spear3xx/include/mach/generic.h @@ -42,6 +42,8 @@ void __init spear3xx_map_io(void); void __init spear3xx_init_irq(void); void __init spear3xx_init(void); +void spear_restart(char, const char *); + /* pad mux declarations */ #define PMX_FIRDA_MASK (1 << 14) #define PMX_I2C_MASK (1 << 13) diff --git a/arch/arm/mach-spear3xx/spear300_evb.c b/arch/arm/mach-spear3xx/spear300_evb.c index 61068ba6792..3462ab9d612 100644 --- a/arch/arm/mach-spear3xx/spear300_evb.c +++ b/arch/arm/mach-spear3xx/spear300_evb.c @@ -71,4 +71,5 @@ MACHINE_START(SPEAR300, "ST-SPEAR300-EVB") .handle_irq = vic_handle_irq, .timer = &spear3xx_timer, .init_machine = spear300_evb_init, + .restart = spear_restart, MACHINE_END diff --git a/arch/arm/mach-spear3xx/spear310_evb.c b/arch/arm/mach-spear3xx/spear310_evb.c index 7903abe92bf..f92c4993f65 100644 --- a/arch/arm/mach-spear3xx/spear310_evb.c +++ b/arch/arm/mach-spear3xx/spear310_evb.c @@ -77,4 +77,5 @@ MACHINE_START(SPEAR310, "ST-SPEAR310-EVB") .handle_irq = vic_handle_irq, .timer = &spear3xx_timer, .init_machine = spear310_evb_init, + .restart = spear_restart, MACHINE_END diff --git a/arch/arm/mach-spear3xx/spear320_evb.c b/arch/arm/mach-spear3xx/spear320_evb.c index e9751f97093..105334ab702 100644 --- a/arch/arm/mach-spear3xx/spear320_evb.c +++ b/arch/arm/mach-spear3xx/spear320_evb.c @@ -75,4 +75,5 @@ MACHINE_START(SPEAR320, "ST-SPEAR320-EVB") .handle_irq = vic_handle_irq, .timer = &spear3xx_timer, .init_machine = spear320_evb_init, + .restart = spear_restart, MACHINE_END diff --git a/arch/arm/mach-spear6xx/include/mach/generic.h b/arch/arm/mach-spear6xx/include/mach/generic.h index 183f0238c5e..116b99301cf 100644 --- a/arch/arm/mach-spear6xx/include/mach/generic.h +++ b/arch/arm/mach-spear6xx/include/mach/generic.h @@ -41,6 +41,8 @@ void __init spear6xx_init(void); void __init spear600_init(void); void __init spear6xx_clk_init(void); +void spear_restart(char, const char *); + /* Add spear600 machine device structure declarations here */ #endif /* __MACH_GENERIC_H */ diff --git a/arch/arm/mach-spear6xx/spear600_evb.c b/arch/arm/mach-spear6xx/spear600_evb.c index ff139ed0a61..c6e4254741c 100644 --- a/arch/arm/mach-spear6xx/spear600_evb.c +++ b/arch/arm/mach-spear6xx/spear600_evb.c @@ -50,4 +50,5 @@ MACHINE_START(SPEAR600, "ST-SPEAR600-EVB") .handle_irq = vic_handle_irq, .timer = &spear6xx_timer, .init_machine = spear600_evb_init, + .restart = spear_restart, MACHINE_END diff --git a/arch/arm/mach-tcc8k/Kconfig b/arch/arm/mach-tcc8k/Kconfig deleted file mode 100644 index ad86415d157..00000000000 --- a/arch/arm/mach-tcc8k/Kconfig +++ /dev/null @@ -1,11 +0,0 @@ -if ARCH_TCC8K - -comment "TCC8000 systems:" - -config MACH_TCC8000_SDK - bool "Telechips TCC8000-SDK development kit" - default y - help - Support for the Telechips TCC8000-SDK board. - -endif diff --git a/arch/arm/mach-tcc8k/Makefile b/arch/arm/mach-tcc8k/Makefile deleted file mode 100644 index 9bacf31e49b..00000000000 --- a/arch/arm/mach-tcc8k/Makefile +++ /dev/null @@ -1,9 +0,0 @@ -# -# Makefile for TCC8K boards and common files. -# - -# Common support -obj-y += clock.o irq.o time.o io.o devices.o - -# Board specific support -obj-$(CONFIG_MACH_TCC8000_SDK) += board-tcc8000-sdk.o diff --git a/arch/arm/mach-tcc8k/Makefile.boot b/arch/arm/mach-tcc8k/Makefile.boot deleted file mode 100644 index 5e02d4156b0..00000000000 --- a/arch/arm/mach-tcc8k/Makefile.boot +++ /dev/null @@ -1,3 +0,0 @@ - zreladdr-y += 0x20008000 -params_phys-y := 0x20000100 -initrd_phys-y := 0x20800000 diff --git a/arch/arm/mach-tcc8k/board-tcc8000-sdk.c b/arch/arm/mach-tcc8k/board-tcc8000-sdk.c deleted file mode 100644 index 777a5bb9eed..00000000000 --- a/arch/arm/mach-tcc8k/board-tcc8000-sdk.c +++ /dev/null @@ -1,81 +0,0 @@ -/* - * Copyright (C) 2009 Hans J. Koch <hjk@linutronix.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#include <linux/delay.h> -#include <linux/init.h> -#include <linux/kernel.h> -#include <linux/platform_device.h> - -#include <asm/mach-types.h> - -#include <asm/mach/arch.h> -#include <asm/mach/map.h> -#include <asm/mach/time.h> - -#include <mach/clock.h> -#include <mach/tcc-nand.h> -#include <mach/tcc8k-regs.h> - -#include "common.h" - -#define XI_FREQUENCY 12000000 -#define XTI_FREQUENCY 32768 - -#ifdef CONFIG_MTD_NAND_TCC -/* NAND */ -static struct tcc_nand_platform_data tcc8k_sdk_nand_data = { - .width = 1, - .hw_ecc = 0, -}; -#endif - -static void __init tcc8k_init(void) -{ -#ifdef CONFIG_MTD_NAND_TCC - tcc_nand_device.dev.platform_data = &tcc8k_sdk_nand_data; - platform_device_register(&tcc_nand_device); -#endif -} - -static void __init tcc8k_init_timer(void) -{ - tcc_clocks_init(XI_FREQUENCY, XTI_FREQUENCY); -} - -static struct sys_timer tcc8k_timer = { - .init = tcc8k_init_timer, -}; - -static void __init tcc8k_map_io(void) -{ - tcc8k_map_common_io(); - - /* set PLL0 clock to 96MHz, adapt UART0 divisor */ - __raw_writel(0x00026003, CKC_BASE + PLL0CFG_OFFS); - __raw_writel(0x10000001, CKC_BASE + ACLKUART0_OFFS); - - /* set PLL1 clock to 192MHz */ - __raw_writel(0x00016003, CKC_BASE + PLL1CFG_OFFS); - - /* set PLL2 clock to 48MHz */ - __raw_writel(0x00036003, CKC_BASE + PLL2CFG_OFFS); - - /* with CPU freq higher than 150 MHz, need extra DTCM wait */ - __raw_writel(0x00000001, SCFG_BASE + DTCMWAIT_OFFS); - - /* PLL locking time as specified */ - udelay(300); -} - -MACHINE_START(TCC8000_SDK, "Telechips TCC8000-SDK Demo Board") - .atag_offset = 0x100, - .map_io = tcc8k_map_io, - .init_irq = tcc8k_init_irq, - .init_machine = tcc8k_init, - .timer = &tcc8k_timer, -MACHINE_END diff --git a/arch/arm/mach-tcc8k/clock.c b/arch/arm/mach-tcc8k/clock.c deleted file mode 100644 index e7cdae5c77a..00000000000 --- a/arch/arm/mach-tcc8k/clock.c +++ /dev/null @@ -1,580 +0,0 @@ -/* - * Lowlevel clock handling for Telechips TCC8xxx SoCs - * - * Copyright (C) 2010 by Hans J. Koch <hjk@linutronix.de> - * - * Licensed under the terms of the GPL v2 - */ - -#include <linux/clk.h> -#include <linux/delay.h> -#include <linux/err.h> -#include <linux/io.h> -#include <linux/module.h> -#include <linux/spinlock.h> -#include <linux/clkdev.h> - -#include <mach/clock.h> -#include <mach/irqs.h> -#include <mach/tcc8k-regs.h> - -#include "common.h" - -#define BCLKCTR0 (CKC_BASE + BCLKCTR0_OFFS) -#define BCLKCTR1 (CKC_BASE + BCLKCTR1_OFFS) - -#define ACLKREF (CKC_BASE + ACLKREF_OFFS) -#define ACLKUART0 (CKC_BASE + ACLKUART0_OFFS) -#define ACLKUART1 (CKC_BASE + ACLKUART1_OFFS) -#define ACLKUART2 (CKC_BASE + ACLKUART2_OFFS) -#define ACLKUART3 (CKC_BASE + ACLKUART3_OFFS) -#define ACLKUART4 (CKC_BASE + ACLKUART4_OFFS) -#define ACLKI2C (CKC_BASE + ACLKI2C_OFFS) -#define ACLKADC (CKC_BASE + ACLKADC_OFFS) -#define ACLKUSBH (CKC_BASE + ACLKUSBH_OFFS) -#define ACLKLCD (CKC_BASE + ACLKLCD_OFFS) -#define ACLKSDH0 (CKC_BASE + ACLKSDH0_OFFS) -#define ACLKSDH1 (CKC_BASE + ACLKSDH1_OFFS) -#define ACLKSPI0 (CKC_BASE + ACLKSPI0_OFFS) -#define ACLKSPI1 (CKC_BASE + ACLKSPI1_OFFS) -#define ACLKSPDIF (CKC_BASE + ACLKSPDIF_OFFS) -#define ACLKC3DEC (CKC_BASE + ACLKC3DEC_OFFS) -#define ACLKCAN0 (CKC_BASE + ACLKCAN0_OFFS) -#define ACLKCAN1 (CKC_BASE + ACLKCAN1_OFFS) -#define ACLKGSB0 (CKC_BASE + ACLKGSB0_OFFS) -#define ACLKGSB1 (CKC_BASE + ACLKGSB1_OFFS) -#define ACLKGSB2 (CKC_BASE + ACLKGSB2_OFFS) -#define ACLKGSB3 (CKC_BASE + ACLKGSB3_OFFS) -#define ACLKTCT (CKC_BASE + ACLKTCT_OFFS) -#define ACLKTCX (CKC_BASE + ACLKTCX_OFFS) -#define ACLKTCZ (CKC_BASE + ACLKTCZ_OFFS) - -#define ACLK_MAX_DIV (0xfff + 1) - -/* Crystal frequencies */ -static unsigned long xi_rate, xti_rate; - -static void __iomem *pll_cfg_addr(int pll) -{ - switch (pll) { - case 0: return (CKC_BASE + PLL0CFG_OFFS); - case 1: return (CKC_BASE + PLL1CFG_OFFS); - case 2: return (CKC_BASE + PLL2CFG_OFFS); - default: - BUG(); - } -} - -static int pll_enable(int pll, int enable) -{ - u32 reg; - void __iomem *addr = pll_cfg_addr(pll); - - reg = __raw_readl(addr); - if (enable) - reg &= ~PLLxCFG_PD; - else - reg |= PLLxCFG_PD; - - __raw_writel(reg, addr); - return 0; -} - -static int xi_enable(int enable) -{ - u32 reg; - - reg = __raw_readl(CKC_BASE + CLKCTRL_OFFS); - if (enable) - reg |= CLKCTRL_XE; - else - reg &= ~CLKCTRL_XE; - - __raw_writel(reg, CKC_BASE + CLKCTRL_OFFS); - return 0; -} - -static int root_clk_enable(enum root_clks src) -{ - switch (src) { - case CLK_SRC_PLL0: return pll_enable(0, 1); - case CLK_SRC_PLL1: return pll_enable(1, 1); - case CLK_SRC_PLL2: return pll_enable(2, 1); - case CLK_SRC_XI: return xi_enable(1); - default: - BUG(); - } - return 0; -} - -static int root_clk_disable(enum root_clks src) -{ - switch (src) { - case CLK_SRC_PLL0: return pll_enable(0, 0); - case CLK_SRC_PLL1: return pll_enable(1, 0); - case CLK_SRC_PLL2: return pll_enable(2, 0); - case CLK_SRC_XI: return xi_enable(0); - default: - BUG(); - } - return 0; -} - -static int enable_clk(struct clk *clk) -{ - u32 reg; - - if (clk->root_id != CLK_SRC_NOROOT) - return root_clk_enable(clk->root_id); - - if (clk->aclkreg) { - reg = __raw_readl(clk->aclkreg); - reg |= ACLK_EN; - __raw_writel(reg, clk->aclkreg); - } - if (clk->bclkctr) { - reg = __raw_readl(clk->bclkctr); - reg |= 1 << clk->bclk_shift; - __raw_writel(reg, clk->bclkctr); - } - return 0; -} - -static void disable_clk(struct clk *clk) -{ - u32 reg; - - if (clk->root_id != CLK_SRC_NOROOT) { - root_clk_disable(clk->root_id); - return; - } - - if (clk->bclkctr) { - reg = __raw_readl(clk->bclkctr); - reg &= ~(1 << clk->bclk_shift); - __raw_writel(reg, clk->bclkctr); - } - if (clk->aclkreg) { - reg = __raw_readl(clk->aclkreg); - reg &= ~ACLK_EN; - __raw_writel(reg, clk->aclkreg); - } -} - -static unsigned long get_rate_pll(int pll) -{ - u32 reg; - unsigned long s, m, p; - void __iomem *addr = pll_cfg_addr(pll); - - reg = __raw_readl(addr); - s = (reg >> 16) & 0x07; - m = (reg >> 8) & 0xff; - p = reg & 0x3f; - - return (m * xi_rate) / (p * (1 << s)); -} - -static unsigned long get_rate_pll_div(int pll) -{ - u32 reg; - unsigned long div = 0; - void __iomem *addr; - - switch (pll) { - case 0: - addr = CKC_BASE + CLKDIVC0_OFFS; - reg = __raw_readl(addr); - if (reg & CLKDIVC0_P0E) - div = (reg >> 24) & 0x3f; - break; - case 1: - addr = CKC_BASE + CLKDIVC0_OFFS; - reg = __raw_readl(addr); - if (reg & CLKDIVC0_P1E) - div = (reg >> 16) & 0x3f; - break; - case 2: - addr = CKC_BASE + CLKDIVC1_OFFS; - reg = __raw_readl(addr); - if (reg & CLKDIVC1_P2E) - div = reg & 0x3f; - break; - } - return get_rate_pll(pll) / (div + 1); -} - -static unsigned long get_rate_xi_div(void) -{ - unsigned long div = 0; - u32 reg = __raw_readl(CKC_BASE + CLKDIVC0_OFFS); - - if (reg & CLKDIVC0_XE) - div = (reg >> 8) & 0x3f; - - return xi_rate / (div + 1); -} - -static unsigned long get_rate_xti_div(void) -{ - unsigned long div = 0; - u32 reg = __raw_readl(CKC_BASE + CLKDIVC0_OFFS); - - if (reg & CLKDIVC0_XTE) - div = reg & 0x3f; - - return xti_rate / (div + 1); -} - -static unsigned long root_clk_get_rate(enum root_clks src) -{ - switch (src) { - case CLK_SRC_PLL0: return get_rate_pll(0); - case CLK_SRC_PLL1: return get_rate_pll(1); - case CLK_SRC_PLL2: return get_rate_pll(2); - case CLK_SRC_PLL0DIV: return get_rate_pll_div(0); - case CLK_SRC_PLL1DIV: return get_rate_pll_div(1); - case CLK_SRC_PLL2DIV: return get_rate_pll_div(2); - case CLK_SRC_XI: return xi_rate; - case CLK_SRC_XTI: return xti_rate; - case CLK_SRC_XIDIV: return get_rate_xi_div(); - case CLK_SRC_XTIDIV: return get_rate_xti_div(); - default: return 0; - } -} - -static unsigned long aclk_get_rate(struct clk *clk) -{ - u32 reg; - unsigned long div; - unsigned int src; - - reg = __raw_readl(clk->aclkreg); - div = reg & 0x0fff; - src = (reg >> ACLK_SEL_SHIFT) & CLK_SRC_MASK; - return root_clk_get_rate(src) / (div + 1); -} - -static unsigned long aclk_best_div(struct clk *clk, unsigned long rate) -{ - unsigned long div, src, freq, r1, r2; - - if (!rate) - return ACLK_MAX_DIV; - - src = __raw_readl(clk->aclkreg) >> ACLK_SEL_SHIFT; - src &= CLK_SRC_MASK; - freq = root_clk_get_rate(src); - div = freq / rate; - if (!div) - return 1; - if (div >= ACLK_MAX_DIV) - return ACLK_MAX_DIV; - r1 = freq / div; - r2 = freq / (div + 1); - if ((rate - r2) < (r1 - rate)) - return div + 1; - - return div; -} - -static unsigned long aclk_round_rate(struct clk *clk, unsigned long rate) -{ - unsigned int src; - - src = __raw_readl(clk->aclkreg) >> ACLK_SEL_SHIFT; - src &= CLK_SRC_MASK; - - return root_clk_get_rate(src) / aclk_best_div(clk, rate); -} - -static int aclk_set_rate(struct clk *clk, unsigned long rate) -{ - u32 reg; - - reg = __raw_readl(clk->aclkreg) & ~ACLK_DIV_MASK; - reg |= aclk_best_div(clk, rate) - 1; - __raw_writel(reg, clk->aclkreg); - return 0; -} - -static unsigned long get_rate_sys(struct clk *clk) -{ - unsigned int src; - - src = __raw_readl(CKC_BASE + CLKCTRL_OFFS) & CLK_SRC_MASK; - return root_clk_get_rate(src); -} - -static unsigned long get_rate_bus(struct clk *clk) -{ - unsigned int reg, sdiv, bdiv, rate; - - reg = __raw_readl(CKC_BASE + CLKCTRL_OFFS); - rate = get_rate_sys(clk); - sdiv = (reg >> 20) & 3; - if (sdiv) - rate /= sdiv + 1; - bdiv = (reg >> 4) & 0xff; - if (bdiv) - rate /= bdiv + 1; - return rate; -} - -static unsigned long get_rate_cpu(struct clk *clk) -{ - unsigned int reg, div, fsys, fbus; - - fbus = get_rate_bus(clk); - reg = __raw_readl(CKC_BASE + CLKCTRL_OFFS); - if (reg & (1 << 29)) - return fbus; - fsys = get_rate_sys(clk); - div = (reg >> 16) & 0x0f; - return fbus + ((fsys - fbus) * (div + 1)) / 16; -} - -static unsigned long get_rate_root(struct clk *clk) -{ - return root_clk_get_rate(clk->root_id); -} - -static int aclk_set_parent(struct clk *clock, struct clk *parent) -{ - u32 reg; - - if (clock->parent == parent) - return 0; - - clock->parent = parent; - - if (!parent) - return 0; - - if (parent->root_id == CLK_SRC_NOROOT) - return 0; - reg = __raw_readl(clock->aclkreg); - reg &= ~ACLK_SEL_MASK; - reg |= (parent->root_id << ACLK_SEL_SHIFT) & ACLK_SEL_MASK; - __raw_writel(reg, clock->aclkreg); - - return 0; -} - -#define DEFINE_ROOT_CLOCK(name, ri, p) \ - static struct clk name = { \ - .root_id = ri, \ - .get_rate = get_rate_root, \ - .enable = enable_clk, \ - .disable = disable_clk, \ - .parent = p, \ - }; - -#define DEFINE_SPECIAL_CLOCK(name, gr, p) \ - static struct clk name = { \ - .root_id = CLK_SRC_NOROOT, \ - .get_rate = gr, \ - .parent = p, \ - }; - -#define DEFINE_ACLOCK(name, bc, bs, ar) \ - static struct clk name = { \ - .root_id = CLK_SRC_NOROOT, \ - .bclkctr = bc, \ - .bclk_shift = bs, \ - .aclkreg = ar, \ - .get_rate = aclk_get_rate, \ - .set_rate = aclk_set_rate, \ - .round_rate = aclk_round_rate, \ - .enable = enable_clk, \ - .disable = disable_clk, \ - .set_parent = aclk_set_parent, \ - }; - -#define DEFINE_BCLOCK(name, bc, bs, gr, p) \ - static struct clk name = { \ - .root_id = CLK_SRC_NOROOT, \ - .bclkctr = bc, \ - .bclk_shift = bs, \ - .get_rate = gr, \ - .enable = enable_clk, \ - .disable = disable_clk, \ - .parent = p, \ - }; - -DEFINE_ROOT_CLOCK(xi, CLK_SRC_XI, NULL) -DEFINE_ROOT_CLOCK(xti, CLK_SRC_XTI, NULL) -DEFINE_ROOT_CLOCK(xidiv, CLK_SRC_XIDIV, &xi) -DEFINE_ROOT_CLOCK(xtidiv, CLK_SRC_XTIDIV, &xti) -DEFINE_ROOT_CLOCK(pll0, CLK_SRC_PLL0, &xi) -DEFINE_ROOT_CLOCK(pll1, CLK_SRC_PLL1, &xi) -DEFINE_ROOT_CLOCK(pll2, CLK_SRC_PLL2, &xi) -DEFINE_ROOT_CLOCK(pll0div, CLK_SRC_PLL0DIV, &pll0) -DEFINE_ROOT_CLOCK(pll1div, CLK_SRC_PLL1DIV, &pll1) -DEFINE_ROOT_CLOCK(pll2div, CLK_SRC_PLL2DIV, &pll2) - -/* The following 3 clocks are special and are initialized explicitly later */ -DEFINE_SPECIAL_CLOCK(sys, get_rate_sys, NULL) -DEFINE_SPECIAL_CLOCK(bus, get_rate_bus, &sys) -DEFINE_SPECIAL_CLOCK(cpu, get_rate_cpu, &sys) - -DEFINE_ACLOCK(tct, NULL, 0, ACLKTCT) -DEFINE_ACLOCK(tcx, NULL, 0, ACLKTCX) -DEFINE_ACLOCK(tcz, NULL, 0, ACLKTCZ) -DEFINE_ACLOCK(ref, NULL, 0, ACLKREF) -DEFINE_ACLOCK(uart0, BCLKCTR0, 5, ACLKUART0) -DEFINE_ACLOCK(uart1, BCLKCTR0, 23, ACLKUART1) -DEFINE_ACLOCK(uart2, BCLKCTR0, 6, ACLKUART2) -DEFINE_ACLOCK(uart3, BCLKCTR0, 8, ACLKUART3) -DEFINE_ACLOCK(uart4, BCLKCTR1, 6, ACLKUART4) -DEFINE_ACLOCK(i2c, BCLKCTR0, 7, ACLKI2C) -DEFINE_ACLOCK(adc, BCLKCTR0, 10, ACLKADC) -DEFINE_ACLOCK(usbh0, BCLKCTR0, 11, ACLKUSBH) -DEFINE_ACLOCK(lcd, BCLKCTR0, 13, ACLKLCD) -DEFINE_ACLOCK(sd0, BCLKCTR0, 17, ACLKSDH0) -DEFINE_ACLOCK(sd1, BCLKCTR1, 5, ACLKSDH1) -DEFINE_ACLOCK(spi0, BCLKCTR0, 24, ACLKSPI0) -DEFINE_ACLOCK(spi1, BCLKCTR0, 30, ACLKSPI1) -DEFINE_ACLOCK(spdif, BCLKCTR1, 2, ACLKSPDIF) -DEFINE_ACLOCK(c3dec, BCLKCTR1, 9, ACLKC3DEC) -DEFINE_ACLOCK(can0, BCLKCTR1, 10, ACLKCAN0) -DEFINE_ACLOCK(can1, BCLKCTR1, 11, ACLKCAN1) -DEFINE_ACLOCK(gsb0, BCLKCTR1, 13, ACLKGSB0) -DEFINE_ACLOCK(gsb1, BCLKCTR1, 14, ACLKGSB1) -DEFINE_ACLOCK(gsb2, BCLKCTR1, 15, ACLKGSB2) -DEFINE_ACLOCK(gsb3, BCLKCTR1, 16, ACLKGSB3) -DEFINE_ACLOCK(usbh1, BCLKCTR1, 20, ACLKUSBH) - -DEFINE_BCLOCK(dai0, BCLKCTR0, 0, NULL, NULL) -DEFINE_BCLOCK(pic, BCLKCTR0, 1, NULL, NULL) -DEFINE_BCLOCK(tc, BCLKCTR0, 2, NULL, NULL) -DEFINE_BCLOCK(gpio, BCLKCTR0, 3, NULL, NULL) -DEFINE_BCLOCK(usbd, BCLKCTR0, 4, NULL, NULL) -DEFINE_BCLOCK(ecc, BCLKCTR0, 9, NULL, NULL) -DEFINE_BCLOCK(gdma0, BCLKCTR0, 12, NULL, NULL) -DEFINE_BCLOCK(rtc, BCLKCTR0, 15, NULL, NULL) -DEFINE_BCLOCK(nfc, BCLKCTR0, 16, NULL, NULL) -DEFINE_BCLOCK(g2d, BCLKCTR0, 18, NULL, NULL) -DEFINE_BCLOCK(gdma1, BCLKCTR0, 22, NULL, NULL) -DEFINE_BCLOCK(mscl, BCLKCTR0, 25, NULL, NULL) -DEFINE_BCLOCK(bdma, BCLKCTR1, 0, NULL, NULL) -DEFINE_BCLOCK(adma0, BCLKCTR1, 1, NULL, NULL) -DEFINE_BCLOCK(scfg, BCLKCTR1, 3, NULL, NULL) -DEFINE_BCLOCK(cid, BCLKCTR1, 4, NULL, NULL) -DEFINE_BCLOCK(dai1, BCLKCTR1, 7, NULL, NULL) -DEFINE_BCLOCK(adma1, BCLKCTR1, 8, NULL, NULL) -DEFINE_BCLOCK(gps, BCLKCTR1, 12, NULL, NULL) -DEFINE_BCLOCK(gdma2, BCLKCTR1, 17, NULL, NULL) -DEFINE_BCLOCK(gdma3, BCLKCTR1, 18, NULL, NULL) -DEFINE_BCLOCK(ddrc, BCLKCTR1, 19, NULL, NULL) - -#define _REGISTER_CLOCK(d, n, c) \ - { \ - .dev_id = d, \ - .con_id = n, \ - .clk = &c, \ - }, - -static struct clk_lookup lookups[] = { - _REGISTER_CLOCK(NULL, "bus", bus) - _REGISTER_CLOCK(NULL, "cpu", cpu) - _REGISTER_CLOCK(NULL, "tct", tct) - _REGISTER_CLOCK(NULL, "tcx", tcx) - _REGISTER_CLOCK(NULL, "tcz", tcz) - _REGISTER_CLOCK(NULL, "ref", ref) - _REGISTER_CLOCK(NULL, "dai0", dai0) - _REGISTER_CLOCK(NULL, "pic", pic) - _REGISTER_CLOCK(NULL, "tc", tc) - _REGISTER_CLOCK(NULL, "gpio", gpio) - _REGISTER_CLOCK(NULL, "usbd", usbd) - _REGISTER_CLOCK("tcc-uart.0", NULL, uart0) - _REGISTER_CLOCK("tcc-uart.2", NULL, uart2) - _REGISTER_CLOCK("tcc-i2c", NULL, i2c) - _REGISTER_CLOCK("tcc-uart.3", NULL, uart3) - _REGISTER_CLOCK(NULL, "ecc", ecc) - _REGISTER_CLOCK(NULL, "adc", adc) - _REGISTER_CLOCK("tcc-usbh.0", "usb", usbh0) - _REGISTER_CLOCK(NULL, "gdma0", gdma0) - _REGISTER_CLOCK(NULL, "lcd", lcd) - _REGISTER_CLOCK(NULL, "rtc", rtc) - _REGISTER_CLOCK(NULL, "nfc", nfc) - _REGISTER_CLOCK("tcc-mmc.0", NULL, sd0) - _REGISTER_CLOCK(NULL, "g2d", g2d) - _REGISTER_CLOCK(NULL, "gdma1", gdma1) - _REGISTER_CLOCK("tcc-uart.1", NULL, uart1) - _REGISTER_CLOCK("tcc-spi.0", NULL, spi0) - _REGISTER_CLOCK(NULL, "mscl", mscl) - _REGISTER_CLOCK("tcc-spi.1", NULL, spi1) - _REGISTER_CLOCK(NULL, "bdma", bdma) - _REGISTER_CLOCK(NULL, "adma0", adma0) - _REGISTER_CLOCK(NULL, "spdif", spdif) - _REGISTER_CLOCK(NULL, "scfg", scfg) - _REGISTER_CLOCK(NULL, "cid", cid) - _REGISTER_CLOCK("tcc-mmc.1", NULL, sd1) - _REGISTER_CLOCK("tcc-uart.4", NULL, uart4) - _REGISTER_CLOCK(NULL, "dai1", dai1) - _REGISTER_CLOCK(NULL, "adma1", adma1) - _REGISTER_CLOCK(NULL, "c3dec", c3dec) - _REGISTER_CLOCK("tcc-can.0", NULL, can0) - _REGISTER_CLOCK("tcc-can.1", NULL, can1) - _REGISTER_CLOCK(NULL, "gps", gps) - _REGISTER_CLOCK("tcc-gsb.0", NULL, gsb0) - _REGISTER_CLOCK("tcc-gsb.1", NULL, gsb1) - _REGISTER_CLOCK("tcc-gsb.2", NULL, gsb2) - _REGISTER_CLOCK("tcc-gsb.3", NULL, gsb3) - _REGISTER_CLOCK(NULL, "gdma2", gdma2) - _REGISTER_CLOCK(NULL, "gdma3", gdma3) - _REGISTER_CLOCK(NULL, "ddrc", ddrc) - _REGISTER_CLOCK("tcc-usbh.1", "usb", usbh1) -}; - -static struct clk *root_clk_by_index(enum root_clks src) -{ - switch (src) { - case CLK_SRC_PLL0: return &pll0; - case CLK_SRC_PLL1: return &pll1; - case CLK_SRC_PLL2: return &pll2; - case CLK_SRC_PLL0DIV: return &pll0div; - case CLK_SRC_PLL1DIV: return &pll1div; - case CLK_SRC_PLL2DIV: return &pll2div; - case CLK_SRC_XI: return ξ - case CLK_SRC_XTI: return &xti; - case CLK_SRC_XIDIV: return &xidiv; - case CLK_SRC_XTIDIV: return &xtidiv; - default: return NULL; - } -} - -static void find_aclk_parent(struct clk *clk) -{ - unsigned int src; - struct clk *clock; - - if (!clk->aclkreg) - return; - - src = __raw_readl(clk->aclkreg) >> ACLK_SEL_SHIFT; - src &= CLK_SRC_MASK; - - clock = root_clk_by_index(src); - if (!clock) - return; - - clk->parent = clock; - clk->set_parent = aclk_set_parent; -} - -void __init tcc_clocks_init(unsigned long xi_freq, unsigned long xti_freq) -{ - int i; - - xi_rate = xi_freq; - xti_rate = xti_freq; - - /* fixup parents and add the clock */ - for (i = 0; i < ARRAY_SIZE(lookups); i++) { - find_aclk_parent(lookups[i].clk); - clkdev_add(&lookups[i]); - } - tcc8k_timer_init(&tcz, (void __iomem *)TIMER_BASE, INT_TC32); -} diff --git a/arch/arm/mach-tcc8k/common.h b/arch/arm/mach-tcc8k/common.h deleted file mode 100644 index 705690add39..00000000000 --- a/arch/arm/mach-tcc8k/common.h +++ /dev/null @@ -1,15 +0,0 @@ -#ifndef MACH_TCC8K_COMMON_H -#define MACH_TCC8K_COMMON_H - -#include <linux/platform_device.h> - -extern struct platform_device tcc_nand_device; - -struct clk; - -extern void tcc_clocks_init(unsigned long xi_freq, unsigned long xti_freq); -extern void tcc8k_timer_init(struct clk *clock, void __iomem *base, int irq); -extern void tcc8k_init_irq(void); -extern void tcc8k_map_common_io(void); - -#endif diff --git a/arch/arm/mach-tcc8k/devices.c b/arch/arm/mach-tcc8k/devices.c deleted file mode 100644 index 6722ad7c283..00000000000 --- a/arch/arm/mach-tcc8k/devices.c +++ /dev/null @@ -1,239 +0,0 @@ -/* - * linux/arch/arm/mach-tcc8k/devices.c - * - * Copyright (C) Telechips, Inc. - * Copyright (C) 2009 Hans J. Koch <hjk@linutronix.de> - * - * Licensed under the terms of GPL v2. - * - */ - -#include <linux/dma-mapping.h> -#include <linux/init.h> -#include <linux/io.h> -#include <linux/kernel.h> -#include <linux/module.h> - -#include <asm/mach/map.h> - -#include <mach/tcc8k-regs.h> -#include <mach/irqs.h> - -#include "common.h" - -static u64 tcc8k_dmamask = DMA_BIT_MASK(32); - -#ifdef CONFIG_MTD_NAND_TCC -/* NAND controller */ -static struct resource tcc_nand_resources[] = { - { - .start = (resource_size_t)NFC_BASE, - .end = (resource_size_t)NFC_BASE + 0x7f, - .flags = IORESOURCE_MEM, - }, { - .start = INT_NFC, - .end = INT_NFC, - .flags = IORESOURCE_IRQ, - }, -}; - -struct platform_device tcc_nand_device = { - .name = "tcc_nand", - .id = 0, - .num_resources = ARRAY_SIZE(tcc_nand_resources), - .resource = tcc_nand_resources, -}; -#endif - -#ifdef CONFIG_MMC_TCC8K -/* MMC controller */ -static struct resource tcc8k_mmc0_resource[] = { - { - .start = INT_SD0, - .end = INT_SD0, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct resource tcc8k_mmc1_resource[] = { - { - .start = INT_SD1, - .end = INT_SD1, - .flags = IORESOURCE_IRQ, - }, -}; - -struct platform_device tcc8k_mmc0_device = { - .name = "tcc-mmc", - .id = 0, - .num_resources = ARRAY_SIZE(tcc8k_mmc0_resource), - .resource = tcc8k_mmc0_resource, - .dev = { - .dma_mask = &tcc8k_dmamask, - .coherent_dma_mask = DMA_BIT_MASK(32), - } -}; - -struct platform_device tcc8k_mmc1_device = { - .name = "tcc-mmc", - .id = 1, - .num_resources = ARRAY_SIZE(tcc8k_mmc1_resource), - .resource = tcc8k_mmc1_resource, - .dev = { - .dma_mask = &tcc8k_dmamask, - .coherent_dma_mask = DMA_BIT_MASK(32), - } -}; - -static inline void tcc8k_init_mmc(void) -{ - u32 reg = __raw_readl(GPIOPS_BASE + GPIOPS_FS1_OFFS); - - reg |= GPIOPS_FS1_SDH0_BITS | GPIOPS_FS1_SDH1_BITS; - __raw_writel(reg, GPIOPS_BASE + GPIOPS_FS1_OFFS); - - platform_device_register(&tcc8k_mmc0_device); - platform_device_register(&tcc8k_mmc1_device); -} -#else -static inline void tcc8k_init_mmc(void) { } -#endif - -#ifdef CONFIG_USB_OHCI_HCD -static int tcc8k_ohci_init(struct device *dev) -{ - u32 reg; - - /* Use GPIO PK19 as VBUS control output */ - reg = __raw_readl(GPIOPK_BASE + GPIOPK_FS0_OFFS); - reg &= ~(1 << 19); - __raw_writel(reg, GPIOPK_BASE + GPIOPK_FS0_OFFS); - reg = __raw_readl(GPIOPK_BASE + GPIOPK_FS1_OFFS); - reg &= ~(1 << 19); - __raw_writel(reg, GPIOPK_BASE + GPIOPK_FS1_OFFS); - - reg = __raw_readl(GPIOPK_BASE + GPIOPK_DOE_OFFS); - reg |= (1 << 19); - __raw_writel(reg, GPIOPK_BASE + GPIOPK_DOE_OFFS); - /* Turn on VBUS */ - reg = __raw_readl(GPIOPK_BASE + GPIOPK_DAT_OFFS); - reg |= (1 << 19); - __raw_writel(reg, GPIOPK_BASE + GPIOPK_DAT_OFFS); - - return 0; -} - -static struct resource tcc8k_ohci0_resources[] = { - [0] = { - .start = (resource_size_t)USBH0_BASE, - .end = (resource_size_t)USBH0_BASE + 0x5c, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = INT_USBH0, - .end = INT_USBH0, - .flags = IORESOURCE_IRQ, - } -}; - -static struct resource tcc8k_ohci1_resources[] = { - [0] = { - .start = (resource_size_t)USBH1_BASE, - .end = (resource_size_t)USBH1_BASE + 0x5c, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = INT_USBH1, - .end = INT_USBH1, - .flags = IORESOURCE_IRQ, - } -}; - -static struct tccohci_platform_data tcc8k_ohci0_platform_data = { - .controller = 0, - .port_mode = PMM_PERPORT_MODE, - .init = tcc8k_ohci_init, -}; - -static struct tccohci_platform_data tcc8k_ohci1_platform_data = { - .controller = 1, - .port_mode = PMM_PERPORT_MODE, - .init = tcc8k_ohci_init, -}; - -static struct platform_device ohci0_device = { - .name = "tcc-ohci", - .id = 0, - .dev = { - .dma_mask = &tcc8k_dmamask, - .coherent_dma_mask = DMA_BIT_MASK(32), - .platform_data = &tcc8k_ohci0_platform_data, - }, - .num_resources = ARRAY_SIZE(tcc8k_ohci0_resources), - .resource = tcc8k_ohci0_resources, -}; - -static struct platform_device ohci1_device = { - .name = "tcc-ohci", - .id = 1, - .dev = { - .dma_mask = &tcc8k_dmamask, - .coherent_dma_mask = DMA_BIT_MASK(32), - .platform_data = &tcc8k_ohci1_platform_data, - }, - .num_resources = ARRAY_SIZE(tcc8k_ohci1_resources), - .resource = tcc8k_ohci1_resources, -}; - -static void __init tcc8k_init_usbhost(void) -{ - platform_device_register(&ohci0_device); - platform_device_register(&ohci1_device); -} -#else -static void __init tcc8k_init_usbhost(void) { } -#endif - -/* USB device controller*/ -#ifdef CONFIG_USB_GADGET_TCC8K -static struct resource udc_resources[] = { - [0] = { - .start = INT_USBD, - .end = INT_USBD, - .flags = IORESOURCE_IRQ, - }, - [1] = { - .start = INT_UDMA, - .end = INT_UDMA, - .flags = IORESOURCE_IRQ, - }, -}; - -static struct platform_device tcc8k_udc_device = { - .name = "tcc-udc", - .id = 0, - .resource = udc_resources, - .num_resources = ARRAY_SIZE(udc_resources), - .dev = { - .dma_mask = &tcc8k_dmamask, - .coherent_dma_mask = DMA_BIT_MASK(32), - }, -}; - -static void __init tcc8k_init_usb_gadget(void) -{ - platform_device_register(&tcc8k_udc_device); -} -#else -static void __init tcc8k_init_usb_gadget(void) { } -#endif /* CONFIG_USB_GADGET_TCC83X */ - -static int __init tcc8k_init_devices(void) -{ - tcc8k_init_mmc(); - tcc8k_init_usbhost(); - tcc8k_init_usb_gadget(); - return 0; -} - -arch_initcall(tcc8k_init_devices); diff --git a/arch/arm/mach-tcc8k/io.c b/arch/arm/mach-tcc8k/io.c deleted file mode 100644 index 9b39d7fa658..00000000000 --- a/arch/arm/mach-tcc8k/io.c +++ /dev/null @@ -1,62 +0,0 @@ -/* - * linux/arch/arm/mach-tcc8k/io.c - * - * (C) 2009 Hans J. Koch <hjk@linutronix.de> - * - * derived from TCC83xx io.c - * Copyright (C) Telechips, Inc. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ - -#include <linux/init.h> -#include <linux/io.h> -#include <linux/kernel.h> - -#include <asm/mach/map.h> - -#include <mach/tcc8k-regs.h> - -/* - * The machine specific code may provide the extra mapping besides the - * default mapping provided here. - */ -static struct map_desc tcc8k_io_desc[] __initdata = { - { - .virtual = (unsigned long)CS1_BASE_VIRT, - .pfn = __phys_to_pfn(CS1_BASE), - .length = CS1_SIZE, - .type = MT_DEVICE, - }, { - .virtual = (unsigned long)AHB_PERI_BASE_VIRT, - .pfn = __phys_to_pfn(AHB_PERI_BASE), - .length = AHB_PERI_SIZE, - .type = MT_DEVICE, - }, { - .virtual = (unsigned long)APB0_PERI_BASE_VIRT, - .pfn = __phys_to_pfn(APB0_PERI_BASE), - .length = APB0_PERI_SIZE, - .type = MT_DEVICE, - }, { - .virtual = (unsigned long)APB1_PERI_BASE_VIRT, - .pfn = __phys_to_pfn(APB1_PERI_BASE), - .length = APB1_PERI_SIZE, - .type = MT_DEVICE, - }, { - .virtual = (unsigned long)EXT_MEM_CTRL_BASE_VIRT, - .pfn = __phys_to_pfn(EXT_MEM_CTRL_BASE), - .length = EXT_MEM_CTRL_SIZE, - .type = MT_DEVICE, - }, -}; - -/* - * Maps common IO regions for tcc8k. - * - */ -void __init tcc8k_map_common_io(void) -{ - iotable_init(tcc8k_io_desc, ARRAY_SIZE(tcc8k_io_desc)); -} diff --git a/arch/arm/mach-tcc8k/irq.c b/arch/arm/mach-tcc8k/irq.c deleted file mode 100644 index 209fa5c65d4..00000000000 --- a/arch/arm/mach-tcc8k/irq.c +++ /dev/null @@ -1,111 +0,0 @@ -/* - * Copyright (C) Telechips, Inc. - * Copyright (C) 2009-2010 Hans J. Koch <hjk@linutronix.de> - * - * Licensed under the terms of the GNU GPL version 2. - */ - -#include <linux/init.h> -#include <linux/interrupt.h> -#include <linux/io.h> - -#include <asm/irq.h> -#include <asm/mach/irq.h> - -#include <mach/tcc8k-regs.h> -#include <mach/irqs.h> - -#include "common.h" - -/* Disable IRQ */ -static void tcc8000_mask_ack_irq0(struct irq_data *d) -{ - PIC0_IEN &= ~(1 << d->irq); - PIC0_CREQ |= (1 << d->irq); -} - -static void tcc8000_mask_ack_irq1(struct irq_data *d) -{ - PIC1_IEN &= ~(1 << (d->irq - 32)); - PIC1_CREQ |= (1 << (d->irq - 32)); -} - -static void tcc8000_mask_irq0(struct irq_data *d) -{ - PIC0_IEN &= ~(1 << d->irq); -} - -static void tcc8000_mask_irq1(struct irq_data *d) -{ - PIC1_IEN &= ~(1 << (d->irq - 32)); -} - -static void tcc8000_ack_irq0(struct irq_data *d) -{ - PIC0_CREQ |= (1 << d->irq); -} - -static void tcc8000_ack_irq1(struct irq_data *d) -{ - PIC1_CREQ |= (1 << (d->irq - 32)); -} - -/* Enable IRQ */ -static void tcc8000_unmask_irq0(struct irq_data *d) -{ - PIC0_IEN |= (1 << d->irq); - PIC0_INTOEN |= (1 << d->irq); -} - -static void tcc8000_unmask_irq1(struct irq_data *d) -{ - PIC1_IEN |= (1 << (d->irq - 32)); - PIC1_INTOEN |= (1 << (d->irq - 32)); -} - -static struct irq_chip tcc8000_irq_chip0 = { - .name = "tcc_irq0", - .irq_mask = tcc8000_mask_irq0, - .irq_ack = tcc8000_ack_irq0, - .irq_mask_ack = tcc8000_mask_ack_irq0, - .irq_unmask = tcc8000_unmask_irq0, -}; - -static struct irq_chip tcc8000_irq_chip1 = { - .name = "tcc_irq1", - .irq_mask = tcc8000_mask_irq1, - .irq_ack = tcc8000_ack_irq1, - .irq_mask_ack = tcc8000_mask_ack_irq1, - .irq_unmask = tcc8000_unmask_irq1, -}; - -void __init tcc8k_init_irq(void) -{ - int irqno; - - /* Mask and clear all interrupts */ - PIC0_IEN = 0x00000000; - PIC0_CREQ = 0xffffffff; - PIC1_IEN = 0x00000000; - PIC1_CREQ = 0xffffffff; - - PIC0_MEN0 = 0x00000003; - PIC1_MEN1 = 0x00000003; - PIC1_MEN = 0x00000003; - - /* let all IRQs be level triggered */ - PIC0_TMODE = 0xffffffff; - PIC1_TMODE = 0xffffffff; - /* all IRQs are IRQs (not FIQs) */ - PIC0_IRQSEL = 0xffffffff; - PIC1_IRQSEL = 0xffffffff; - - for (irqno = 0; irqno < NR_IRQS; irqno++) { - if (irqno < 32) - irq_set_chip(irqno, &tcc8000_irq_chip0); - else - irq_set_chip(irqno, &tcc8000_irq_chip1); - irq_set_handler(irqno, handle_level_irq); - set_irq_flags(irqno, IRQF_VALID); - } -} diff --git a/arch/arm/mach-tcc8k/time.c b/arch/arm/mach-tcc8k/time.c deleted file mode 100644 index a96babe8377..00000000000 --- a/arch/arm/mach-tcc8k/time.c +++ /dev/null @@ -1,134 +0,0 @@ -/* - * TCC8000 system timer setup - * - * (C) 2009 Hans J. Koch <hjk@linutronix.de> - * - * Licensed under the terms of the GPL version 2. - * - */ - -#include <linux/clk.h> -#include <linux/clockchips.h> -#include <linux/init.h> -#include <linux/interrupt.h> -#include <linux/io.h> -#include <linux/irq.h> -#include <linux/kernel.h> -#include <linux/spinlock.h> - -#include <asm/mach/time.h> - -#include <mach/tcc8k-regs.h> -#include <mach/irqs.h> - -#include "common.h" - -static void __iomem *timer_base; - -static int tcc_set_next_event(unsigned long evt, - struct clock_event_device *unused) -{ - unsigned long reg = __raw_readl(timer_base + TC32MCNT_OFFS); - - __raw_writel(reg + evt, timer_base + TC32CMP0_OFFS); - return 0; -} - -static void tcc_set_mode(enum clock_event_mode mode, - struct clock_event_device *evt) -{ - unsigned long tc32irq; - - switch (mode) { - case CLOCK_EVT_MODE_ONESHOT: - tc32irq = __raw_readl(timer_base + TC32IRQ_OFFS); - tc32irq |= TC32IRQ_IRQEN0; - __raw_writel(tc32irq, timer_base + TC32IRQ_OFFS); - break; - case CLOCK_EVT_MODE_SHUTDOWN: - case CLOCK_EVT_MODE_UNUSED: - tc32irq = __raw_readl(timer_base + TC32IRQ_OFFS); - tc32irq &= ~TC32IRQ_IRQEN0; - __raw_writel(tc32irq, timer_base + TC32IRQ_OFFS); - break; - case CLOCK_EVT_MODE_PERIODIC: - case CLOCK_EVT_MODE_RESUME: - break; - } -} - -static irqreturn_t tcc8k_timer_interrupt(int irq, void *dev_id) -{ - struct clock_event_device *evt = dev_id; - - /* Acknowledge TC32 interrupt by reading TC32IRQ */ - __raw_readl(timer_base + TC32IRQ_OFFS); - - evt->event_handler(evt); - - return IRQ_HANDLED; -} - -static struct clock_event_device clockevent_tcc = { - .name = "tcc_timer1", - .features = CLOCK_EVT_FEAT_ONESHOT, - .shift = 32, - .set_mode = tcc_set_mode, - .set_next_event = tcc_set_next_event, - .rating = 200, -}; - -static struct irqaction tcc8k_timer_irq = { - .name = "TC32_timer", - .flags = IRQF_DISABLED | IRQF_TIMER, - .handler = tcc8k_timer_interrupt, - .dev_id = &clockevent_tcc, -}; - -static int __init tcc_clockevent_init(struct clk *clock) -{ - unsigned int c = clk_get_rate(clock); - - clocksource_mmio_init(timer_base + TC32MCNT_OFFS, "tcc_tc32", c, - 200, 32, clocksource_mmio_readl_up); - - clockevent_tcc.mult = div_sc(c, NSEC_PER_SEC, - clockevent_tcc.shift); - clockevent_tcc.max_delta_ns = - clockevent_delta2ns(0xfffffffe, &clockevent_tcc); - clockevent_tcc.min_delta_ns = - clockevent_delta2ns(0xff, &clockevent_tcc); - - clockevent_tcc.cpumask = cpumask_of(0); - - clockevents_register_device(&clockevent_tcc); - - return 0; -} - -void __init tcc8k_timer_init(struct clk *clock, void __iomem *base, int irq) -{ - u32 reg; - - timer_base = base; - tcc8k_timer_irq.irq = irq; - - /* Enable clocks */ - clk_enable(clock); - - /* Initialize 32-bit timer */ - reg = __raw_readl(timer_base + TC32EN_OFFS); - reg &= ~TC32EN_ENABLE; /* Disable timer */ - __raw_writel(reg, timer_base + TC32EN_OFFS); - /* Free running timer, counting from 0 to 0xffffffff */ - __raw_writel(0, timer_base + TC32EN_OFFS); - __raw_writel(0, timer_base + TC32LDV_OFFS); - reg = __raw_readl(timer_base + TC32IRQ_OFFS); - reg |= TC32IRQ_IRQEN0; /* irq at match with CMP0 */ - __raw_writel(reg, timer_base + TC32IRQ_OFFS); - - __raw_writel(TC32EN_ENABLE, timer_base + TC32EN_OFFS); - - tcc_clockevent_init(clock); - setup_irq(irq, &tcc8k_timer_irq); -} diff --git a/arch/arm/mach-tegra/board-dt-tegra20.c b/arch/arm/mach-tegra/board-dt-tegra20.c index d1befbedbde..47e1fa322f1 100644 --- a/arch/arm/mach-tegra/board-dt-tegra20.c +++ b/arch/arm/mach-tegra/board-dt-tegra20.c @@ -144,5 +144,6 @@ DT_MACHINE_START(TEGRA_DT, "nVidia Tegra20 (Flattened Device Tree)") .handle_irq = gic_handle_irq, .timer = &tegra_timer, .init_machine = tegra_dt_init, + .restart = tegra_assert_system_reset, .dt_compat = tegra20_dt_board_compat, MACHINE_END diff --git a/arch/arm/mach-tegra/board-harmony.c b/arch/arm/mach-tegra/board-harmony.c index d60a0d45f2f..a0f9634f672 100644 --- a/arch/arm/mach-tegra/board-harmony.c +++ b/arch/arm/mach-tegra/board-harmony.c @@ -191,4 +191,5 @@ MACHINE_START(HARMONY, "harmony") .handle_irq = gic_handle_irq, .timer = &tegra_timer, .init_machine = tegra_harmony_init, + .restart = tegra_assert_system_reset, MACHINE_END diff --git a/arch/arm/mach-tegra/board-paz00.c b/arch/arm/mach-tegra/board-paz00.c index e68b40727e6..891b1c491bf 100644 --- a/arch/arm/mach-tegra/board-paz00.c +++ b/arch/arm/mach-tegra/board-paz00.c @@ -194,4 +194,5 @@ MACHINE_START(PAZ00, "Toshiba AC100 / Dynabook AZ") .handle_irq = gic_handle_irq, .timer = &tegra_timer, .init_machine = tegra_paz00_init, + .restart = tegra_assert_system_reset, MACHINE_END diff --git a/arch/arm/mach-tegra/board-seaboard.c b/arch/arm/mach-tegra/board-seaboard.c index b79f9ce9941..cfc74d46a09 100644 --- a/arch/arm/mach-tegra/board-seaboard.c +++ b/arch/arm/mach-tegra/board-seaboard.c @@ -288,6 +288,7 @@ MACHINE_START(SEABOARD, "seaboard") .handle_irq = gic_handle_irq, .timer = &tegra_timer, .init_machine = tegra_seaboard_init, + .restart = tegra_assert_system_reset, MACHINE_END MACHINE_START(KAEN, "kaen") @@ -298,6 +299,7 @@ MACHINE_START(KAEN, "kaen") .handle_irq = gic_handle_irq, .timer = &tegra_timer, .init_machine = tegra_kaen_init, + .restart = tegra_assert_system_reset, MACHINE_END MACHINE_START(WARIO, "wario") @@ -308,4 +310,5 @@ MACHINE_START(WARIO, "wario") .handle_irq = gic_handle_irq, .timer = &tegra_timer, .init_machine = tegra_wario_init, + .restart = tegra_assert_system_reset, MACHINE_END diff --git a/arch/arm/mach-tegra/board-trimslice.c b/arch/arm/mach-tegra/board-trimslice.c index 4a197a20be9..cd52820a3e3 100644 --- a/arch/arm/mach-tegra/board-trimslice.c +++ b/arch/arm/mach-tegra/board-trimslice.c @@ -180,4 +180,5 @@ MACHINE_START(TRIMSLICE, "trimslice") .handle_irq = gic_handle_irq, .timer = &tegra_timer, .init_machine = tegra_trimslice_init, + .restart = tegra_assert_system_reset, MACHINE_END diff --git a/arch/arm/mach-tegra/common.c b/arch/arm/mach-tegra/common.c index 72b666bd304..a2eb90169ae 100644 --- a/arch/arm/mach-tegra/common.c +++ b/arch/arm/mach-tegra/common.c @@ -33,8 +33,6 @@ #include "clock.h" #include "fuse.h" -void (*arch_reset)(char mode, const char *cmd) = tegra_assert_system_reset; - #ifdef CONFIG_OF static const struct of_device_id tegra_dt_irq_match[] __initconst = { { .compatible = "arm,cortex-a9-gic", .data = gic_of_init }, diff --git a/arch/arm/mach-tegra/include/mach/system.h b/arch/arm/mach-tegra/include/mach/system.h index 027c4215d31..a312988bf6f 100644 --- a/arch/arm/mach-tegra/include/mach/system.h +++ b/arch/arm/mach-tegra/include/mach/system.h @@ -21,10 +21,6 @@ #ifndef __MACH_TEGRA_SYSTEM_H #define __MACH_TEGRA_SYSTEM_H -#include <mach/iomap.h> - -extern void (*arch_reset)(char mode, const char *cmd); - static inline void arch_idle(void) { } diff --git a/arch/arm/mach-tegra/timer.c b/arch/arm/mach-tegra/timer.c index 6366654b54c..1d1acda4f3e 100644 --- a/arch/arm/mach-tegra/timer.c +++ b/arch/arm/mach-tegra/timer.c @@ -19,7 +19,6 @@ #include <linux/init.h> #include <linux/err.h> -#include <linux/sched.h> #include <linux/time.h> #include <linux/interrupt.h> #include <linux/irq.h> @@ -106,25 +105,9 @@ static struct clock_event_device tegra_clockevent = { .set_mode = tegra_timer_set_mode, }; -static DEFINE_CLOCK_DATA(cd); - -/* - * Constants generated by clocks_calc_mult_shift(m, s, 1MHz, NSEC_PER_SEC, 60). - * This gives a resolution of about 1us and a wrap period of about 1h11min. - */ -#define SC_MULT 4194304000u -#define SC_SHIFT 22 - -unsigned long long notrace sched_clock(void) -{ - u32 cyc = timer_readl(TIMERUS_CNTR_1US); - return cyc_to_fixed_sched_clock(&cd, cyc, (u32)~0, SC_MULT, SC_SHIFT); -} - -static void notrace tegra_update_sched_clock(void) +static u32 notrace tegra_read_sched_clock(void) { - u32 cyc = timer_readl(TIMERUS_CNTR_1US); - update_sched_clock(&cd, cyc, (u32)~0); + return timer_readl(TIMERUS_CNTR_1US); } /* @@ -226,8 +209,7 @@ static void __init tegra_init_timer(void) WARN(1, "Unknown clock rate"); } - init_fixed_sched_clock(&cd, tegra_update_sched_clock, 32, - 1000000, SC_MULT, SC_SHIFT); + setup_sched_clock(tegra_read_sched_clock, 32, 1000000); if (clocksource_mmio_init(timer_reg_base + TIMERUS_CNTR_1US, "timer_us", 1000000, 300, 32, clocksource_mmio_readl_up)) { diff --git a/arch/arm/mach-u300/core.c b/arch/arm/mach-u300/core.c index ac0791e924b..697930761b3 100644 --- a/arch/arm/mach-u300/core.c +++ b/arch/arm/mach-u300/core.c @@ -1888,3 +1888,23 @@ static int core_module_init(void) return mmc_init(&mmcsd_device); } module_init(core_module_init); + +/* Forward declare this function from the watchdog */ +void coh901327_watchdog_reset(void); + +void u300_restart(char mode, const char *cmd) +{ + switch (mode) { + case 's': + case 'h': +#ifdef CONFIG_COH901327_WATCHDOG + coh901327_watchdog_reset(); +#endif + break; + default: + /* Do nothing */ + break; + } + /* Wait for system do die/reset. */ + while (1); +} diff --git a/arch/arm/mach-u300/include/mach/platform.h b/arch/arm/mach-u300/include/mach/platform.h index 77d9210a82e..096333f32fc 100644 --- a/arch/arm/mach-u300/include/mach/platform.h +++ b/arch/arm/mach-u300/include/mach/platform.h @@ -14,6 +14,7 @@ void u300_map_io(void); void u300_init_irq(void); void u300_init_devices(void); +void u300_restart(char, const char *); extern struct sys_timer u300_timer; #endif diff --git a/arch/arm/mach-u300/include/mach/system.h b/arch/arm/mach-u300/include/mach/system.h index 6b6fef7a438..574d46e3829 100644 --- a/arch/arm/mach-u300/include/mach/system.h +++ b/arch/arm/mach-u300/include/mach/system.h @@ -8,33 +8,7 @@ * System shutdown and reset functions. * Author: Linus Walleij <linus.walleij@stericsson.com> */ -#include <mach/hardware.h> -#include <asm/io.h> -#include <asm/hardware/vic.h> -#include <asm/irq.h> - -/* Forward declare this function from the watchdog */ -void coh901327_watchdog_reset(void); - static inline void arch_idle(void) { cpu_do_idle(); } - -static void arch_reset(char mode, const char *cmd) -{ - switch (mode) { - case 's': - case 'h': - printk(KERN_CRIT "RESET: shutting down/rebooting system\n"); -#ifdef CONFIG_COH901327_WATCHDOG - coh901327_watchdog_reset(); -#endif - break; - default: - /* Do nothing */ - break; - } - /* Wait for system do die/reset. */ - while (1); -} diff --git a/arch/arm/mach-u300/timer.c b/arch/arm/mach-u300/timer.c index 5f51bdeef0e..bc1c7897e82 100644 --- a/arch/arm/mach-u300/timer.c +++ b/arch/arm/mach-u300/timer.c @@ -9,7 +9,6 @@ * Author: Linus Walleij <linus.walleij@stericsson.com> */ #include <linux/interrupt.h> -#include <linux/sched.h> #include <linux/time.h> #include <linux/timex.h> #include <linux/clockchips.h> @@ -337,18 +336,10 @@ static struct irqaction u300_timer_irq = { * this wraps around for now, since it is just a relative time * stamp. (Inspired by OMAP implementation.) */ -static DEFINE_CLOCK_DATA(cd); -unsigned long long notrace sched_clock(void) +static u32 notrace u300_read_sched_clock(void) { - u32 cyc = readl(U300_TIMER_APP_VBASE + U300_TIMER_APP_GPT2CC); - return cyc_to_sched_clock(&cd, cyc, (u32)~0); -} - -static void notrace u300_update_sched_clock(void) -{ - u32 cyc = readl(U300_TIMER_APP_VBASE + U300_TIMER_APP_GPT2CC); - update_sched_clock(&cd, cyc, (u32)~0); + return readl(U300_TIMER_APP_VBASE + U300_TIMER_APP_GPT2CC); } @@ -366,7 +357,7 @@ static void __init u300_timer_init(void) clk_enable(clk); rate = clk_get_rate(clk); - init_sched_clock(&cd, u300_update_sched_clock, 32, rate); + setup_sched_clock(u300_read_sched_clock, 32, rate); /* * Disable the "OS" and "DD" timers - these are designed for Symbian! diff --git a/arch/arm/mach-u300/u300.c b/arch/arm/mach-u300/u300.c index 4a4fd334eb6..def45bda293 100644 --- a/arch/arm/mach-u300/u300.c +++ b/arch/arm/mach-u300/u300.c @@ -53,4 +53,5 @@ MACHINE_START(U300, MACH_U300_STRING) .handle_irq = vic_handle_irq, .timer = &u300_timer, .init_machine = u300_init_machine, + .restart = u300_restart, MACHINE_END diff --git a/arch/arm/mach-ux500/cpu-db5500.c b/arch/arm/mach-ux500/cpu-db5500.c index 9de1af00809..5323286b265 100644 --- a/arch/arm/mach-ux500/cpu-db5500.c +++ b/arch/arm/mach-ux500/cpu-db5500.c @@ -30,12 +30,11 @@ static struct map_desc u5500_uart_io_desc[] __initdata = { }; static struct map_desc u5500_io_desc[] __initdata = { - __IO_DEV_DESC(U5500_GIC_CPU_BASE, SZ_4K), + /* SCU base also covers GIC CPU BASE and TWD with its 4K page */ + __IO_DEV_DESC(U5500_SCU_BASE, SZ_4K), __IO_DEV_DESC(U5500_GIC_DIST_BASE, SZ_4K), __IO_DEV_DESC(U5500_L2CC_BASE, SZ_4K), - __IO_DEV_DESC(U5500_TWD_BASE, SZ_4K), __IO_DEV_DESC(U5500_MTU0_BASE, SZ_4K), - __IO_DEV_DESC(U5500_SCU_BASE, SZ_4K), __IO_DEV_DESC(U5500_BACKUPRAM0_BASE, SZ_8K), __IO_DEV_DESC(U5500_GPIO0_BASE, SZ_4K), diff --git a/arch/arm/mach-ux500/cpu-db8500.c b/arch/arm/mach-ux500/cpu-db8500.c index 13e8890a8b8..7f2729c05db 100644 --- a/arch/arm/mach-ux500/cpu-db8500.c +++ b/arch/arm/mach-ux500/cpu-db8500.c @@ -35,12 +35,11 @@ static struct map_desc u8500_uart_io_desc[] __initdata = { }; static struct map_desc u8500_io_desc[] __initdata = { - __IO_DEV_DESC(U8500_GIC_CPU_BASE, SZ_4K), + /* SCU base also covers GIC CPU BASE and TWD with its 4K page */ + __IO_DEV_DESC(U8500_SCU_BASE, SZ_4K), __IO_DEV_DESC(U8500_GIC_DIST_BASE, SZ_4K), __IO_DEV_DESC(U8500_L2CC_BASE, SZ_4K), - __IO_DEV_DESC(U8500_TWD_BASE, SZ_4K), __IO_DEV_DESC(U8500_MTU0_BASE, SZ_4K), - __IO_DEV_DESC(U8500_SCU_BASE, SZ_4K), __IO_DEV_DESC(U8500_BACKUPRAM0_BASE, SZ_8K), __IO_DEV_DESC(U8500_CLKRST1_BASE, SZ_4K), diff --git a/arch/arm/mach-ux500/include/mach/gpio.h b/arch/arm/mach-ux500/include/mach/gpio.h index 7389df911b1..c01ef66537f 100644 --- a/arch/arm/mach-ux500/include/mach/gpio.h +++ b/arch/arm/mach-ux500/include/mach/gpio.h @@ -1,10 +1,5 @@ #ifndef __ASM_ARCH_GPIO_H #define __ASM_ARCH_GPIO_H -/* - * 288 (#267 is the highest one actually hooked up) onchip GPIOs, plus enough - * room for a couple of GPIO expanders. - */ -#define ARCH_NR_GPIOS 350 #endif /* __ASM_ARCH_GPIO_H */ diff --git a/arch/arm/mach-ux500/include/mach/system.h b/arch/arm/mach-ux500/include/mach/system.h index c0cd8006f1a..258e5c919c2 100644 --- a/arch/arm/mach-ux500/include/mach/system.h +++ b/arch/arm/mach-ux500/include/mach/system.h @@ -17,9 +17,4 @@ static inline void arch_idle(void) cpu_do_idle(); } -static inline void arch_reset(char mode, const char *cmd) -{ - /* yet to be implemented - TODO */ -} - #endif diff --git a/arch/arm/mach-versatile/core.c b/arch/arm/mach-versatile/core.c index 4d8dfc15f3e..cbcda61162d 100644 --- a/arch/arm/mach-versatile/core.c +++ b/arch/arm/mach-versatile/core.c @@ -740,6 +740,19 @@ static void versatile_leds_event(led_event_t ledevt) } #endif /* CONFIG_LEDS */ +void versatile_restart(char mode, const char *cmd) +{ + void __iomem *sys = __io_address(VERSATILE_SYS_BASE); + u32 val; + + val = __raw_readl(sys + VERSATILE_SYS_RESETCTL_OFFSET); + val |= 0x105; + + __raw_writel(0xa05f, sys + VERSATILE_SYS_LOCK_OFFSET); + __raw_writel(val, sys + VERSATILE_SYS_RESETCTL_OFFSET); + __raw_writel(0, sys + VERSATILE_SYS_LOCK_OFFSET); +} + /* Early initializations */ void __init versatile_init_early(void) { diff --git a/arch/arm/mach-versatile/core.h b/arch/arm/mach-versatile/core.h index e01422700eb..2ef2f555f31 100644 --- a/arch/arm/mach-versatile/core.h +++ b/arch/arm/mach-versatile/core.h @@ -30,6 +30,7 @@ extern void __init versatile_init_early(void); extern void __init versatile_init_irq(void); extern void __init versatile_map_io(void); extern struct sys_timer versatile_timer; +extern void versatile_restart(char, const char *); extern unsigned int mmc_status(struct device *dev); #ifdef CONFIG_OF extern struct of_dev_auxdata versatile_auxdata_lookup[]; diff --git a/arch/arm/mach-versatile/include/mach/system.h b/arch/arm/mach-versatile/include/mach/system.h index 8ffc12a7cb2..f3fa347895f 100644 --- a/arch/arm/mach-versatile/include/mach/system.h +++ b/arch/arm/mach-versatile/include/mach/system.h @@ -21,10 +21,6 @@ #ifndef __ASM_ARCH_SYSTEM_H #define __ASM_ARCH_SYSTEM_H -#include <linux/io.h> -#include <mach/hardware.h> -#include <mach/platform.h> - static inline void arch_idle(void) { /* @@ -34,16 +30,4 @@ static inline void arch_idle(void) cpu_do_idle(); } -static inline void arch_reset(char mode, const char *cmd) -{ - u32 val; - - val = __raw_readl(IO_ADDRESS(VERSATILE_SYS_RESETCTL)) & ~0x7; - val |= 0x105; - - __raw_writel(0xa05f, IO_ADDRESS(VERSATILE_SYS_LOCK)); - __raw_writel(val, IO_ADDRESS(VERSATILE_SYS_RESETCTL)); - __raw_writel(0, IO_ADDRESS(VERSATILE_SYS_LOCK)); -} - #endif diff --git a/arch/arm/mach-versatile/versatile_ab.c b/arch/arm/mach-versatile/versatile_ab.c index c83a1f379f7..63b8dd2b9f4 100644 --- a/arch/arm/mach-versatile/versatile_ab.c +++ b/arch/arm/mach-versatile/versatile_ab.c @@ -43,4 +43,5 @@ MACHINE_START(VERSATILE_AB, "ARM-Versatile AB") .handle_irq = vic_handle_irq, .timer = &versatile_timer, .init_machine = versatile_init, + .restart = versatile_restart, MACHINE_END diff --git a/arch/arm/mach-versatile/versatile_dt.c b/arch/arm/mach-versatile/versatile_dt.c index f4d1e0f072c..ae5ad3c8f3d 100644 --- a/arch/arm/mach-versatile/versatile_dt.c +++ b/arch/arm/mach-versatile/versatile_dt.c @@ -50,4 +50,5 @@ DT_MACHINE_START(VERSATILE_PB, "ARM-Versatile (Device Tree Support)") .timer = &versatile_timer, .init_machine = versatile_dt_init, .dt_compat = versatile_dt_match, + .restart = versatile_restart, MACHINE_END diff --git a/arch/arm/mach-versatile/versatile_pb.c b/arch/arm/mach-versatile/versatile_pb.c index 4d31eeb6c10..7aab79b665e 100644 --- a/arch/arm/mach-versatile/versatile_pb.c +++ b/arch/arm/mach-versatile/versatile_pb.c @@ -111,4 +111,5 @@ MACHINE_START(VERSATILE_PB, "ARM-Versatile PB") .handle_irq = vic_handle_irq, .timer = &versatile_timer, .init_machine = versatile_pb_init, + .restart = versatile_restart, MACHINE_END diff --git a/arch/arm/mach-vexpress/Kconfig b/arch/arm/mach-vexpress/Kconfig index 931148487f0..9b3d0fbaee7 100644 --- a/arch/arm/mach-vexpress/Kconfig +++ b/arch/arm/mach-vexpress/Kconfig @@ -8,5 +8,7 @@ config ARCH_VEXPRESS_CA9X4 select ARM_ERRATA_720789 select ARM_ERRATA_751472 select ARM_ERRATA_753970 + select HAVE_SMP + select MIGHT_HAVE_CACHE_L2X0 endmenu diff --git a/arch/arm/mach-vexpress/include/mach/system.h b/arch/arm/mach-vexpress/include/mach/system.h index 899a4e628a4..f653a8e265b 100644 --- a/arch/arm/mach-vexpress/include/mach/system.h +++ b/arch/arm/mach-vexpress/include/mach/system.h @@ -30,8 +30,4 @@ static inline void arch_idle(void) cpu_do_idle(); } -static inline void arch_reset(char mode, const char *cmd) -{ -} - #endif diff --git a/arch/arm/mach-vexpress/v2m.c b/arch/arm/mach-vexpress/v2m.c index 7aa07a8ce23..6dd10e320ef 100644 --- a/arch/arm/mach-vexpress/v2m.c +++ b/arch/arm/mach-vexpress/v2m.c @@ -438,7 +438,6 @@ static void __init v2m_init(void) amba_device_register(v2m_amba_devs[i], &iomem_resource); pm_power_off = v2m_power_off; - arm_pm_restart = v2m_restart; ct_desc->init_tile(); } @@ -451,4 +450,5 @@ MACHINE_START(VEXPRESS, "ARM-Versatile Express") .timer = &v2m_timer, .handle_irq = gic_handle_irq, .init_machine = v2m_init, + .restart = v2m_restart, MACHINE_END diff --git a/arch/arm/mach-w90x900/cpu.c b/arch/arm/mach-w90x900/cpu.c index 0a235e50233..604e1db266e 100644 --- a/arch/arm/mach-w90x900/cpu.c +++ b/arch/arm/mach-w90x900/cpu.c @@ -33,9 +33,11 @@ #include <mach/regs-serial.h> #include <mach/regs-clock.h> #include <mach/regs-ebi.h> +#include <mach/regs-timer.h> #include "cpu.h" #include "clock.h" +#include "nuc9xx.h" /* Initial IO mappings */ @@ -222,3 +224,17 @@ void __init nuc900_init_clocks(void) clkdev_add_table(nuc900_clkregs, ARRAY_SIZE(nuc900_clkregs)); } +#define WTCR (TMR_BA + 0x1C) +#define WTCLK (1 << 10) +#define WTE (1 << 7) +#define WTRE (1 << 1) + +void nuc9xx_restart(char mode, const char *cmd) +{ + if (mode == 's') { + /* Jump into ROM at address 0 */ + soft_restart(0); + } else { + __raw_writel(WTE | WTRE | WTCLK, WTCR); + } +} diff --git a/arch/arm/mach-w90x900/include/mach/system.h b/arch/arm/mach-w90x900/include/mach/system.h index 68875a1c16b..2aaeb931161 100644 --- a/arch/arm/mach-w90x900/include/mach/system.h +++ b/arch/arm/mach-w90x900/include/mach/system.h @@ -14,28 +14,6 @@ * (at your option) any later version. * */ - -#include <linux/io.h> -#include <asm/proc-fns.h> -#include <mach/map.h> -#include <mach/regs-timer.h> - -#define WTCR (TMR_BA + 0x1C) -#define WTCLK (1 << 10) -#define WTE (1 << 7) -#define WTRE (1 << 1) - static void arch_idle(void) { } - -static void arch_reset(char mode, const char *cmd) -{ - if (mode == 's') { - /* Jump into ROM at address 0 */ - soft_restart(0); - } else { - __raw_writel(WTE | WTRE | WTCLK, WTCR); - } -} - diff --git a/arch/arm/mach-w90x900/mach-nuc910evb.c b/arch/arm/mach-w90x900/mach-nuc910evb.c index 31c10901822..b4243e4f156 100644 --- a/arch/arm/mach-w90x900/mach-nuc910evb.c +++ b/arch/arm/mach-w90x900/mach-nuc910evb.c @@ -38,4 +38,5 @@ MACHINE_START(W90P910EVB, "W90P910EVB") .init_irq = nuc900_init_irq, .init_machine = nuc910evb_init, .timer = &nuc900_timer, + .restart = nuc9xx_restart, MACHINE_END diff --git a/arch/arm/mach-w90x900/mach-nuc950evb.c b/arch/arm/mach-w90x900/mach-nuc950evb.c index 4062e55a57d..067d8f9166d 100644 --- a/arch/arm/mach-w90x900/mach-nuc950evb.c +++ b/arch/arm/mach-w90x900/mach-nuc950evb.c @@ -41,4 +41,5 @@ MACHINE_START(W90P950EVB, "W90P950EVB") .init_irq = nuc900_init_irq, .init_machine = nuc950evb_init, .timer = &nuc900_timer, + .restart = nuc9xx_restart, MACHINE_END diff --git a/arch/arm/mach-w90x900/mach-nuc960evb.c b/arch/arm/mach-w90x900/mach-nuc960evb.c index 0ab9995d5b5..cbb3adc3db1 100644 --- a/arch/arm/mach-w90x900/mach-nuc960evb.c +++ b/arch/arm/mach-w90x900/mach-nuc960evb.c @@ -38,4 +38,5 @@ MACHINE_START(W90N960EVB, "W90N960EVB") .init_irq = nuc900_init_irq, .init_machine = nuc960evb_init, .timer = &nuc900_timer, + .restart = nuc9xx_restart, MACHINE_END diff --git a/arch/arm/mach-w90x900/nuc9xx.h b/arch/arm/mach-w90x900/nuc9xx.h index 847c4f3e044..91acb404779 100644 --- a/arch/arm/mach-w90x900/nuc9xx.h +++ b/arch/arm/mach-w90x900/nuc9xx.h @@ -21,3 +21,4 @@ struct sys_timer; extern void nuc900_init_irq(void); extern struct sys_timer nuc900_timer; +extern void nuc9xx_restart(char, const char *); diff --git a/arch/arm/mach-zynq/include/mach/system.h b/arch/arm/mach-zynq/include/mach/system.h index 1b84d705c67..8e88e0b8d2b 100644 --- a/arch/arm/mach-zynq/include/mach/system.h +++ b/arch/arm/mach-zynq/include/mach/system.h @@ -20,9 +20,4 @@ static inline void arch_idle(void) cpu_do_idle(); } -static inline void arch_reset(char mode, const char *cmd) -{ - /* Add architecture specific reset processing here */ -} - #endif diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig index 5cf7922ff5e..4cefb57d9ed 100644 --- a/arch/arm/mm/Kconfig +++ b/arch/arm/mm/Kconfig @@ -833,14 +833,23 @@ config CACHE_FEROCEON_L2_WRITETHROUGH Say Y here to use the Feroceon L2 cache in writethrough mode. Unless you specifically require this, say N for writeback mode. +config MIGHT_HAVE_CACHE_L2X0 + bool + help + This option should be selected by machines which have a L2x0 + or PL310 cache controller, but where its use is optional. + + The only effect of this option is to make CACHE_L2X0 and + related options available to the user for configuration. + + Boards or SoCs which always require the cache controller + support to be present should select CACHE_L2X0 directly + instead of this option, thus preventing the user from + inadvertently configuring a broken kernel. + config CACHE_L2X0 - bool "Enable the L2x0 outer cache controller" - depends on REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP || MACH_REALVIEW_PB1176 || \ - REALVIEW_EB_A9MP || ARCH_IMX_V6_V7 || MACH_REALVIEW_PBX || \ - ARCH_NOMADIK || ARCH_OMAP4 || ARCH_EXYNOS4 || ARCH_TEGRA || \ - ARCH_U8500 || ARCH_VEXPRESS_CA9X4 || ARCH_SHMOBILE || \ - ARCH_PRIMA2 || ARCH_ZYNQ || ARCH_CNS3XXX || ARCH_HIGHBANK - default y + bool "Enable the L2x0 outer cache controller" if MIGHT_HAVE_CACHE_L2X0 + default MIGHT_HAVE_CACHE_L2X0 select OUTER_CACHE select OUTER_CACHE_SYNC help diff --git a/arch/arm/mm/fault.c b/arch/arm/mm/fault.c index eb5520fc755..bb7eac381a8 100644 --- a/arch/arm/mm/fault.c +++ b/arch/arm/mm/fault.c @@ -220,7 +220,7 @@ static inline bool access_error(unsigned int fsr, struct vm_area_struct *vma) static int __kprobes __do_page_fault(struct mm_struct *mm, unsigned long addr, unsigned int fsr, - struct task_struct *tsk) + unsigned int flags, struct task_struct *tsk) { struct vm_area_struct *vma; int fault; @@ -242,18 +242,7 @@ good_area: goto out; } - /* - * If for any reason at all we couldn't handle the fault, make - * sure we exit gracefully rather than endlessly redo the fault. - */ - fault = handle_mm_fault(mm, vma, addr & PAGE_MASK, (fsr & FSR_WRITE) ? FAULT_FLAG_WRITE : 0); - if (unlikely(fault & VM_FAULT_ERROR)) - return fault; - if (fault & VM_FAULT_MAJOR) - tsk->maj_flt++; - else - tsk->min_flt++; - return fault; + return handle_mm_fault(mm, vma, addr & PAGE_MASK, flags); check_stack: if (vma->vm_flags & VM_GROWSDOWN && !expand_stack(vma, addr)) @@ -268,6 +257,9 @@ do_page_fault(unsigned long addr, unsigned int fsr, struct pt_regs *regs) struct task_struct *tsk; struct mm_struct *mm; int fault, sig, code; + int write = fsr & FSR_WRITE; + unsigned int flags = FAULT_FLAG_ALLOW_RETRY | FAULT_FLAG_KILLABLE | + (write ? FAULT_FLAG_WRITE : 0); if (notify_page_fault(regs, fsr)) return 0; @@ -294,6 +286,7 @@ do_page_fault(unsigned long addr, unsigned int fsr, struct pt_regs *regs) if (!down_read_trylock(&mm->mmap_sem)) { if (!user_mode(regs) && !search_exception_tables(regs->ARM_pc)) goto no_context; +retry: down_read(&mm->mmap_sem); } else { /* @@ -309,14 +302,41 @@ do_page_fault(unsigned long addr, unsigned int fsr, struct pt_regs *regs) #endif } - fault = __do_page_fault(mm, addr, fsr, tsk); - up_read(&mm->mmap_sem); + fault = __do_page_fault(mm, addr, fsr, flags, tsk); + + /* If we need to retry but a fatal signal is pending, handle the + * signal first. We do not need to release the mmap_sem because + * it would already be released in __lock_page_or_retry in + * mm/filemap.c. */ + if ((fault & VM_FAULT_RETRY) && fatal_signal_pending(current)) + return 0; + + /* + * Major/minor page fault accounting is only done on the + * initial attempt. If we go through a retry, it is extremely + * likely that the page will be found in page cache at that point. + */ perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS, 1, regs, addr); - if (fault & VM_FAULT_MAJOR) - perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MAJ, 1, regs, addr); - else if (fault & VM_FAULT_MINOR) - perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MIN, 1, regs, addr); + if (flags & FAULT_FLAG_ALLOW_RETRY) { + if (fault & VM_FAULT_MAJOR) { + tsk->maj_flt++; + perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MAJ, 1, + regs, addr); + } else { + tsk->min_flt++; + perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MIN, 1, + regs, addr); + } + if (fault & VM_FAULT_RETRY) { + /* Clear FAULT_FLAG_ALLOW_RETRY to avoid any risk + * of starvation. */ + flags &= ~FAULT_FLAG_ALLOW_RETRY; + goto retry; + } + } + + up_read(&mm->mmap_sem); /* * Handle the "normal" case first - VM_FAULT_MAJOR / VM_FAULT_MINOR diff --git a/arch/arm/mm/mmap.c b/arch/arm/mm/mmap.c index 44b628e4d6e..ce8cb1970d7 100644 --- a/arch/arm/mm/mmap.c +++ b/arch/arm/mm/mmap.c @@ -11,10 +11,49 @@ #include <linux/random.h> #include <asm/cachetype.h> +static inline unsigned long COLOUR_ALIGN_DOWN(unsigned long addr, + unsigned long pgoff) +{ + unsigned long base = addr & ~(SHMLBA-1); + unsigned long off = (pgoff << PAGE_SHIFT) & (SHMLBA-1); + + if (base + off <= addr) + return base + off; + + return base - off; +} + #define COLOUR_ALIGN(addr,pgoff) \ ((((addr)+SHMLBA-1)&~(SHMLBA-1)) + \ (((pgoff)<<PAGE_SHIFT) & (SHMLBA-1))) +/* gap between mmap and stack */ +#define MIN_GAP (128*1024*1024UL) +#define MAX_GAP ((TASK_SIZE)/6*5) + +static int mmap_is_legacy(void) +{ + if (current->personality & ADDR_COMPAT_LAYOUT) + return 1; + + if (rlimit(RLIMIT_STACK) == RLIM_INFINITY) + return 1; + + return sysctl_legacy_va_layout; +} + +static unsigned long mmap_base(unsigned long rnd) +{ + unsigned long gap = rlimit(RLIMIT_STACK); + + if (gap < MIN_GAP) + gap = MIN_GAP; + else if (gap > MAX_GAP) + gap = MAX_GAP; + + return PAGE_ALIGN(TASK_SIZE - gap - rnd); +} + /* * We need to ensure that shared mappings are correctly aligned to * avoid aliasing issues with VIPT caches. We need to ensure that @@ -68,13 +107,9 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr, if (len > mm->cached_hole_size) { start_addr = addr = mm->free_area_cache; } else { - start_addr = addr = TASK_UNMAPPED_BASE; + start_addr = addr = mm->mmap_base; mm->cached_hole_size = 0; } - /* 8 bits of randomness in 20 address space bits */ - if ((current->flags & PF_RANDOMIZE) && - !(current->personality & ADDR_NO_RANDOMIZE)) - addr += (get_random_int() % (1 << 8)) << PAGE_SHIFT; full_search: if (do_align) @@ -111,6 +146,134 @@ full_search: } } +unsigned long +arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0, + const unsigned long len, const unsigned long pgoff, + const unsigned long flags) +{ + struct vm_area_struct *vma; + struct mm_struct *mm = current->mm; + unsigned long addr = addr0; + int do_align = 0; + int aliasing = cache_is_vipt_aliasing(); + + /* + * We only need to do colour alignment if either the I or D + * caches alias. + */ + if (aliasing) + do_align = filp || (flags & MAP_SHARED); + + /* requested length too big for entire address space */ + if (len > TASK_SIZE) + return -ENOMEM; + + if (flags & MAP_FIXED) { + if (aliasing && flags & MAP_SHARED && + (addr - (pgoff << PAGE_SHIFT)) & (SHMLBA - 1)) + return -EINVAL; + return addr; + } + + /* requesting a specific address */ + if (addr) { + if (do_align) + addr = COLOUR_ALIGN(addr, pgoff); + else + addr = PAGE_ALIGN(addr); + vma = find_vma(mm, addr); + if (TASK_SIZE - len >= addr && + (!vma || addr + len <= vma->vm_start)) + return addr; + } + + /* check if free_area_cache is useful for us */ + if (len <= mm->cached_hole_size) { + mm->cached_hole_size = 0; + mm->free_area_cache = mm->mmap_base; + } + + /* either no address requested or can't fit in requested address hole */ + addr = mm->free_area_cache; + if (do_align) { + unsigned long base = COLOUR_ALIGN_DOWN(addr - len, pgoff); + addr = base + len; + } + + /* make sure it can fit in the remaining address space */ + if (addr > len) { + vma = find_vma(mm, addr-len); + if (!vma || addr <= vma->vm_start) + /* remember the address as a hint for next time */ + return (mm->free_area_cache = addr-len); + } + + if (mm->mmap_base < len) + goto bottomup; + + addr = mm->mmap_base - len; + if (do_align) + addr = COLOUR_ALIGN_DOWN(addr, pgoff); + + do { + /* + * Lookup failure means no vma is above this address, + * else if new region fits below vma->vm_start, + * return with success: + */ + vma = find_vma(mm, addr); + if (!vma || addr+len <= vma->vm_start) + /* remember the address as a hint for next time */ + return (mm->free_area_cache = addr); + + /* remember the largest hole we saw so far */ + if (addr + mm->cached_hole_size < vma->vm_start) + mm->cached_hole_size = vma->vm_start - addr; + + /* try just below the current vma->vm_start */ + addr = vma->vm_start - len; + if (do_align) + addr = COLOUR_ALIGN_DOWN(addr, pgoff); + } while (len < vma->vm_start); + +bottomup: + /* + * A failed mmap() very likely causes application failure, + * so fall back to the bottom-up function here. This scenario + * can happen with large stack limits and large mmap() + * allocations. + */ + mm->cached_hole_size = ~0UL; + mm->free_area_cache = TASK_UNMAPPED_BASE; + addr = arch_get_unmapped_area(filp, addr0, len, pgoff, flags); + /* + * Restore the topdown base: + */ + mm->free_area_cache = mm->mmap_base; + mm->cached_hole_size = ~0UL; + + return addr; +} + +void arch_pick_mmap_layout(struct mm_struct *mm) +{ + unsigned long random_factor = 0UL; + + /* 8 bits of randomness in 20 address space bits */ + if ((current->flags & PF_RANDOMIZE) && + !(current->personality & ADDR_NO_RANDOMIZE)) + random_factor = (get_random_int() % (1 << 8)) << PAGE_SHIFT; + + if (mmap_is_legacy()) { + mm->mmap_base = TASK_UNMAPPED_BASE + random_factor; + mm->get_unmapped_area = arch_get_unmapped_area; + mm->unmap_area = arch_unmap_area; + } else { + mm->mmap_base = mmap_base(random_factor); + mm->get_unmapped_area = arch_get_unmapped_area_topdown; + mm->unmap_area = arch_unmap_area_topdown; + } +} /* * You really shouldn't be using read() or write() on /dev/mem. This diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S index 7efa2a721d5..7e9b5bf910c 100644 --- a/arch/arm/mm/proc-v7.S +++ b/arch/arm/mm/proc-v7.S @@ -161,6 +161,7 @@ __v7_ca5mp_setup: __v7_ca9mp_setup: mov r10, #(1 << 0) @ TLB ops broadcasting b 1f +__v7_ca7mp_setup: __v7_ca15mp_setup: mov r10, #0 1: @@ -240,11 +241,13 @@ __v7_setup: orreq r10, r10, #1 << 6 @ set bit #6 mcreq p15, 0, r10, c15, c0, 1 @ write diagnostic register #endif -#ifdef CONFIG_ARM_ERRATA_751472 - cmp r6, #0x30 @ present prior to r3p0 +#if defined(CONFIG_ARM_ERRATA_751472) && defined(CONFIG_SMP) + ALT_SMP(cmp r6, #0x30) @ present prior to r3p0 + ALT_UP_B(1f) mrclt p15, 0, r10, c15, c0, 1 @ read diagnostic register orrlt r10, r10, #1 << 11 @ set bit #11 mcrlt p15, 0, r10, c15, c0, 1 @ write diagnostic register +1: #endif 3: mov r10, #0 @@ -327,6 +330,16 @@ __v7_ca5mp_proc_info: .size __v7_ca5mp_proc_info, . - __v7_ca5mp_proc_info /* + * ARM Ltd. Cortex A7 processor. + */ + .type __v7_ca7mp_proc_info, #object +__v7_ca7mp_proc_info: + .long 0x410fc070 + .long 0xff0ffff0 + __v7_proc __v7_ca7mp_setup, hwcaps = HWCAP_IDIV + .size __v7_ca7mp_proc_info, . - __v7_ca7mp_proc_info + + /* * ARM Ltd. Cortex A9 processor. */ .type __v7_ca9mp_proc_info, #object diff --git a/arch/arm/nwfpe/entry.S b/arch/arm/nwfpe/entry.S index cafa1835433..d18dde95b8a 100644 --- a/arch/arm/nwfpe/entry.S +++ b/arch/arm/nwfpe/entry.S @@ -20,6 +20,8 @@ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ +#include <asm/opcodes.h> + /* This is the kernel's entry point into the floating point emulator. It is called from the kernel with code similar to this: @@ -81,11 +83,11 @@ nwfpe_enter: mov r6, r0 @ save the opcode emulate: ldr r1, [sp, #S_PSR] @ fetch the PSR - bl checkCondition @ check the condition - cmp r0, #0 @ r0 = 0 ==> condition failed + bl arm_check_condition @ check the condition + cmp r0, #ARM_OPCODE_CONDTEST_PASS @ condition passed? @ if condition code failed to match, next insn - beq next @ get the next instruction; + bne next @ get the next instruction; mov r0, r6 @ prepare for EmulateAll() bl EmulateAll @ emulate the instruction diff --git a/arch/arm/nwfpe/fpopcode.c b/arch/arm/nwfpe/fpopcode.c index 922b8110758..ff983467308 100644 --- a/arch/arm/nwfpe/fpopcode.c +++ b/arch/arm/nwfpe/fpopcode.c @@ -61,29 +61,3 @@ const float32 float32Constant[] = { 0x41200000 /* single 10.0 */ }; -/* condition code lookup table - index into the table is test code: EQ, NE, ... LT, GT, AL, NV - bit position in short is condition code: NZCV */ -static const unsigned short aCC[16] = { - 0xF0F0, // EQ == Z set - 0x0F0F, // NE - 0xCCCC, // CS == C set - 0x3333, // CC - 0xFF00, // MI == N set - 0x00FF, // PL - 0xAAAA, // VS == V set - 0x5555, // VC - 0x0C0C, // HI == C set && Z clear - 0xF3F3, // LS == C clear || Z set - 0xAA55, // GE == (N==V) - 0x55AA, // LT == (N!=V) - 0x0A05, // GT == (!Z && (N==V)) - 0xF5FA, // LE == (Z || (N!=V)) - 0xFFFF, // AL always - 0 // NV -}; - -unsigned int checkCondition(const unsigned int opcode, const unsigned int ccodes) -{ - return (aCC[opcode >> 28] >> (ccodes >> 28)) & 1; -} diff --git a/arch/arm/nwfpe/fpopcode.h b/arch/arm/nwfpe/fpopcode.h index 786e4c96156..78f02dbfaa8 100644 --- a/arch/arm/nwfpe/fpopcode.h +++ b/arch/arm/nwfpe/fpopcode.h @@ -475,9 +475,6 @@ static inline unsigned int getDestinationSize(const unsigned int opcode) return (nRc); } -extern unsigned int checkCondition(const unsigned int opcode, - const unsigned int ccodes); - extern const float64 float64Constant[]; extern const float32 float32Constant[]; diff --git a/arch/arm/oprofile/common.c b/arch/arm/oprofile/common.c index c074e66ad22..4e0a371630b 100644 --- a/arch/arm/oprofile/common.c +++ b/arch/arm/oprofile/common.c @@ -116,7 +116,7 @@ int __init oprofile_arch_init(struct oprofile_operations *ops) return oprofile_perf_init(ops); } -void __exit oprofile_arch_exit(void) +void oprofile_arch_exit(void) { oprofile_perf_exit(); } diff --git a/arch/arm/plat-iop/Makefile b/arch/arm/plat-iop/Makefile index 90f7153a8d7..a99dc15a70f 100644 --- a/arch/arm/plat-iop/Makefile +++ b/arch/arm/plat-iop/Makefile @@ -13,6 +13,7 @@ obj-$(CONFIG_ARCH_IOP32X) += time.o obj-$(CONFIG_ARCH_IOP32X) += cp6.o obj-$(CONFIG_ARCH_IOP32X) += adma.o obj-$(CONFIG_ARCH_IOP32X) += pmu.o +obj-$(CONFIG_ARCH_IOP32X) += restart.o # IOP33X obj-$(CONFIG_ARCH_IOP33X) += gpio.o @@ -23,6 +24,7 @@ obj-$(CONFIG_ARCH_IOP33X) += time.o obj-$(CONFIG_ARCH_IOP33X) += cp6.o obj-$(CONFIG_ARCH_IOP33X) += adma.o obj-$(CONFIG_ARCH_IOP33X) += pmu.o +obj-$(CONFIG_ARCH_IOP33X) += restart.o # IOP13XX obj-$(CONFIG_ARCH_IOP13XX) += cp6.o diff --git a/arch/arm/plat-iop/restart.c b/arch/arm/plat-iop/restart.c new file mode 100644 index 00000000000..6a85a0c502e --- /dev/null +++ b/arch/arm/plat-iop/restart.c @@ -0,0 +1,19 @@ +/* + * restart.c + * + * Copyright (C) 2001 MontaVista Software, Inc. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#include <asm/hardware/iop3xx.h> +#include <mach/hardware.h> + +void iop3xx_restart(char mode, const char *cmd) +{ + *IOP3XX_PCSR = 0x30; + + /* Jump into ROM at address 0 */ + soft_restart(0); +} diff --git a/arch/arm/plat-iop/time.c b/arch/arm/plat-iop/time.c index 568dd0223d1..cbfbbe46178 100644 --- a/arch/arm/plat-iop/time.c +++ b/arch/arm/plat-iop/time.c @@ -18,7 +18,6 @@ #include <linux/time.h> #include <linux/init.h> #include <linux/timex.h> -#include <linux/sched.h> #include <linux/io.h> #include <linux/clocksource.h> #include <linux/clockchips.h> @@ -52,21 +51,12 @@ static struct clocksource iop_clocksource = { .flags = CLOCK_SOURCE_IS_CONTINUOUS, }; -static DEFINE_CLOCK_DATA(cd); - /* * IOP sched_clock() implementation via its clocksource. */ -unsigned long long notrace sched_clock(void) +static u32 notrace iop_read_sched_clock(void) { - u32 cyc = 0xffffffffu - read_tcr1(); - return cyc_to_sched_clock(&cd, cyc, (u32)~0); -} - -static void notrace iop_update_sched_clock(void) -{ - u32 cyc = 0xffffffffu - read_tcr1(); - update_sched_clock(&cd, cyc, (u32)~0); + return 0xffffffffu - read_tcr1(); } /* @@ -152,7 +142,7 @@ void __init iop_init_time(unsigned long tick_rate) { u32 timer_ctl; - init_sched_clock(&cd, iop_update_sched_clock, 32, tick_rate); + setup_sched_clock(iop_read_sched_clock, 32, tick_rate); ticks_per_jiffy = DIV_ROUND_CLOSEST(tick_rate, HZ); iop_tick_rate = tick_rate; diff --git a/arch/arm/plat-mxc/Kconfig b/arch/arm/plat-mxc/Kconfig index b3a1f2b3ada..b30708e28c1 100644 --- a/arch/arm/plat-mxc/Kconfig +++ b/arch/arm/plat-mxc/Kconfig @@ -20,6 +20,7 @@ config ARCH_IMX_V6_V7 bool "i.MX3, i.MX6" select AUTO_ZRELADDR if !ZBOOT_ROM select ARM_PATCH_PHYS_VIRT + select MIGHT_HAVE_CACHE_L2X0 help This enables support for systems based on the Freescale i.MX3 and i.MX6 family. diff --git a/arch/arm/plat-mxc/cpufreq.c b/arch/arm/plat-mxc/cpufreq.c index 74aac96cda2..73db34bf588 100644 --- a/arch/arm/plat-mxc/cpufreq.c +++ b/arch/arm/plat-mxc/cpufreq.c @@ -17,6 +17,7 @@ * the CPU clock speed on the fly. */ +#include <linux/module.h> #include <linux/cpufreq.h> #include <linux/clk.h> #include <linux/err.h> @@ -97,7 +98,7 @@ static int mxc_set_target(struct cpufreq_policy *policy, return ret; } -static int __init mxc_cpufreq_init(struct cpufreq_policy *policy) +static int mxc_cpufreq_init(struct cpufreq_policy *policy) { int ret; int i; diff --git a/arch/arm/plat-mxc/include/mach/common.h b/arch/arm/plat-mxc/include/mach/common.h index 6698cae942f..83cca9bcfc9 100644 --- a/arch/arm/plat-mxc/include/mach/common.h +++ b/arch/arm/plat-mxc/include/mach/common.h @@ -71,8 +71,8 @@ extern int mx6q_clocks_init(void); extern struct platform_device *mxc_register_gpio(char *name, int id, resource_size_t iobase, resource_size_t iosize, int irq, int irq_high); extern void mxc_set_cpu_type(unsigned int type); +extern void mxc_restart(char, const char *); extern void mxc_arch_reset_init(void __iomem *); -extern void mx51_efikamx_reset(void); extern int mx53_revision(void); extern int mx53_display_revision(void); @@ -121,6 +121,7 @@ static inline void imx_smp_prepare(void) {} extern void imx_enable_cpu(int cpu, bool enable); extern void imx_set_cpu_jump(int cpu, void *jump_addr); extern void imx_src_init(void); +extern void imx_src_prepare_restart(void); extern void imx_gpc_init(void); extern void imx_gpc_pre_suspend(void); extern void imx_gpc_post_resume(void); diff --git a/arch/arm/plat-mxc/include/mach/system.h b/arch/arm/plat-mxc/include/mach/system.h index b9895d25016..13ad0df2e86 100644 --- a/arch/arm/plat-mxc/include/mach/system.h +++ b/arch/arm/plat-mxc/include/mach/system.h @@ -22,6 +22,4 @@ static inline void arch_idle(void) cpu_do_idle(); } -void arch_reset(char mode, const char *cmd); - #endif /* __ASM_ARCH_MXC_SYSTEM_H__ */ diff --git a/arch/arm/plat-mxc/include/mach/uncompress.h b/arch/arm/plat-mxc/include/mach/uncompress.h index 88fd4045256..477971b0093 100644 --- a/arch/arm/plat-mxc/include/mach/uncompress.h +++ b/arch/arm/plat-mxc/include/mach/uncompress.h @@ -98,6 +98,7 @@ static __inline__ void __arch_decomp_setup(unsigned long arch_id) case MACH_TYPE_PCM043: case MACH_TYPE_LILLY1131: case MACH_TYPE_VPR200: + case MACH_TYPE_EUKREA_CPUIMX35SD: uart_base = MX3X_UART1_BASE_ADDR; break; case MACH_TYPE_MAGX_ZN5: diff --git a/arch/arm/plat-mxc/pwm.c b/arch/arm/plat-mxc/pwm.c index 42d74ea5908..e032717f7d0 100644 --- a/arch/arm/plat-mxc/pwm.c +++ b/arch/arm/plat-mxc/pwm.c @@ -32,6 +32,9 @@ #define MX3_PWMSAR 0x0C /* PWM Sample Register */ #define MX3_PWMPR 0x10 /* PWM Period Register */ #define MX3_PWMCR_PRESCALER(x) (((x - 1) & 0xFFF) << 4) +#define MX3_PWMCR_DOZEEN (1 << 24) +#define MX3_PWMCR_WAITEN (1 << 23) +#define MX3_PWMCR_DBGEN (1 << 22) #define MX3_PWMCR_CLKSRC_IPG_HIGH (2 << 16) #define MX3_PWMCR_CLKSRC_IPG (1 << 16) #define MX3_PWMCR_EN (1 << 0) @@ -74,10 +77,21 @@ int pwm_config(struct pwm_device *pwm, int duty_ns, int period_ns) do_div(c, period_ns); duty_cycles = c; + /* + * according to imx pwm RM, the real period value should be + * PERIOD value in PWMPR plus 2. + */ + if (period_cycles > 2) + period_cycles -= 2; + else + period_cycles = 0; + writel(duty_cycles, pwm->mmio_base + MX3_PWMSAR); writel(period_cycles, pwm->mmio_base + MX3_PWMPR); - cr = MX3_PWMCR_PRESCALER(prescale) | MX3_PWMCR_EN; + cr = MX3_PWMCR_PRESCALER(prescale) | + MX3_PWMCR_DOZEEN | MX3_PWMCR_WAITEN | + MX3_PWMCR_DBGEN | MX3_PWMCR_EN; if (cpu_is_mx25()) cr |= MX3_PWMCR_CLKSRC_IPG; diff --git a/arch/arm/plat-mxc/system.c b/arch/arm/plat-mxc/system.c index 7e5c76ea446..3599bf2cfd4 100644 --- a/arch/arm/plat-mxc/system.c +++ b/arch/arm/plat-mxc/system.c @@ -37,17 +37,10 @@ static void __iomem *wdog_base; /* * Reset the system. It is called by machine_restart(). */ -void arch_reset(char mode, const char *cmd) +void mxc_restart(char mode, const char *cmd) { unsigned int wcr_enable; -#ifdef CONFIG_MACH_MX51_EFIKAMX - if (machine_is_mx51_efikamx()) { - mx51_efikamx_reset(); - return; - } -#endif - if (cpu_is_mx1()) { wcr_enable = (1 << 0); } else { diff --git a/arch/arm/plat-mxc/time.c b/arch/arm/plat-mxc/time.c index 4b0fe285e83..1c96cdb4c35 100644 --- a/arch/arm/plat-mxc/time.c +++ b/arch/arm/plat-mxc/time.c @@ -108,18 +108,9 @@ static void gpt_irq_acknowledge(void) static void __iomem *sched_clock_reg; -static DEFINE_CLOCK_DATA(cd); -unsigned long long notrace sched_clock(void) +static u32 notrace mxc_read_sched_clock(void) { - cycle_t cyc = sched_clock_reg ? __raw_readl(sched_clock_reg) : 0; - - return cyc_to_sched_clock(&cd, cyc, (u32)~0); -} - -static void notrace mxc_update_sched_clock(void) -{ - cycle_t cyc = sched_clock_reg ? __raw_readl(sched_clock_reg) : 0; - update_sched_clock(&cd, cyc, (u32)~0); + return sched_clock_reg ? __raw_readl(sched_clock_reg) : 0; } static int __init mxc_clocksource_init(struct clk *timer_clk) @@ -129,7 +120,7 @@ static int __init mxc_clocksource_init(struct clk *timer_clk) sched_clock_reg = reg; - init_sched_clock(&cd, mxc_update_sched_clock, 32, c); + setup_sched_clock(mxc_read_sched_clock, 32, c); return clocksource_mmio_init(reg, "mxc_timer1", c, 200, 32, clocksource_mmio_readl_up); } diff --git a/arch/arm/plat-nomadik/timer.c b/arch/arm/plat-nomadik/timer.c index 30b6433d910..ad1b45b605a 100644 --- a/arch/arm/plat-nomadik/timer.c +++ b/arch/arm/plat-nomadik/timer.c @@ -17,7 +17,6 @@ #include <linux/clk.h> #include <linux/jiffies.h> #include <linux/err.h> -#include <linux/sched.h> #include <asm/mach/time.h> #include <asm/sched_clock.h> @@ -79,23 +78,12 @@ void __iomem *mtu_base; /* Assigned by machine code */ * local implementation which uses the clocksource to get some * better resolution when scheduling the kernel. */ -static DEFINE_CLOCK_DATA(cd); - -unsigned long long notrace sched_clock(void) +static u32 notrace nomadik_read_sched_clock(void) { - u32 cyc; - if (unlikely(!mtu_base)) return 0; - cyc = -readl(mtu_base + MTU_VAL(0)); - return cyc_to_sched_clock(&cd, cyc, (u32)~0); -} - -static void notrace nomadik_update_sched_clock(void) -{ - u32 cyc = -readl(mtu_base + MTU_VAL(0)); - update_sched_clock(&cd, cyc, (u32)~0); + return -readl(mtu_base + MTU_VAL(0)); } #endif @@ -231,9 +219,11 @@ void __init nmdk_timer_init(void) rate, 200, 32, clocksource_mmio_readl_down)) pr_err("timer: failed to initialize clock source %s\n", "mtu_0"); + #ifdef CONFIG_NOMADIK_MTU_SCHED_CLOCK - init_sched_clock(&cd, nomadik_update_sched_clock, 32, rate); + setup_sched_clock(nomadik_read_sched_clock, 32, rate); #endif + /* Timer 1 is used for events */ clockevents_calc_mult_shift(&nmdk_clkevt, rate, MTU_MIN_RANGE); diff --git a/arch/arm/plat-omap/counter_32k.c b/arch/arm/plat-omap/counter_32k.c index a6cbb712da5..5f0f2292b7f 100644 --- a/arch/arm/plat-omap/counter_32k.c +++ b/arch/arm/plat-omap/counter_32k.c @@ -17,7 +17,6 @@ #include <linux/clk.h> #include <linux/err.h> #include <linux/io.h> -#include <linux/sched.h> #include <linux/clocksource.h> #include <asm/sched_clock.h> @@ -37,41 +36,9 @@ static void __iomem *timer_32k_base; #define OMAP16XX_TIMER_32K_SYNCHRONIZED 0xfffbc410 -/* - * Returns current time from boot in nsecs. It's OK for this to wrap - * around for now, as it's just a relative time stamp. - */ -static DEFINE_CLOCK_DATA(cd); - -/* - * Constants generated by clocks_calc_mult_shift(m, s, 32768, NSEC_PER_SEC, 60). - * This gives a resolution of about 30us and a wrap period of about 36hrs. - */ -#define SC_MULT 4000000000u -#define SC_SHIFT 17 - -static inline unsigned long long notrace _omap_32k_sched_clock(void) -{ - u32 cyc = timer_32k_base ? __raw_readl(timer_32k_base) : 0; - return cyc_to_fixed_sched_clock(&cd, cyc, (u32)~0, SC_MULT, SC_SHIFT); -} - -#if defined(CONFIG_OMAP_32K_TIMER) && !defined(CONFIG_OMAP_MPU_TIMER) -unsigned long long notrace sched_clock(void) -{ - return _omap_32k_sched_clock(); -} -#else -unsigned long long notrace omap_32k_sched_clock(void) -{ - return _omap_32k_sched_clock(); -} -#endif - -static void notrace omap_update_sched_clock(void) +static u32 notrace omap_32k_read_sched_clock(void) { - u32 cyc = timer_32k_base ? __raw_readl(timer_32k_base) : 0; - update_sched_clock(&cd, cyc, (u32)~0); + return timer_32k_base ? __raw_readl(timer_32k_base) : 0; } /** @@ -147,8 +114,7 @@ int __init omap_init_clocksource_32k(void) clocksource_mmio_readl_up)) printk(err, "32k_counter"); - init_fixed_sched_clock(&cd, omap_update_sched_clock, 32, - 32768, SC_MULT, SC_SHIFT); + setup_sched_clock(omap_32k_read_sched_clock, 32, 32768); } return 0; } diff --git a/arch/arm/plat-omap/include/plat/common.h b/arch/arm/plat-omap/include/plat/common.h index 257f9770b2d..b4d7ec3fbfb 100644 --- a/arch/arm/plat-omap/include/plat/common.h +++ b/arch/arm/plat-omap/include/plat/common.h @@ -31,7 +31,6 @@ #include <plat/omap_hwmod.h> extern int __init omap_init_clocksource_32k(void); -extern unsigned long long notrace omap_32k_sched_clock(void); extern void omap_reserve(void); extern int omap_dss_reset(struct omap_hwmod *); diff --git a/arch/arm/plat-omap/include/plat/system.h b/arch/arm/plat-omap/include/plat/system.h index c5fa9e92900..8e5ebd74b12 100644 --- a/arch/arm/plat-omap/include/plat/system.h +++ b/arch/arm/plat-omap/include/plat/system.h @@ -12,6 +12,4 @@ static inline void arch_idle(void) cpu_do_idle(); } -extern void (*arch_reset)(char, const char *); - #endif diff --git a/arch/arm/plat-orion/gpio.c b/arch/arm/plat-orion/gpio.c index 41ab97ebe4c..10d16088813 100644 --- a/arch/arm/plat-orion/gpio.c +++ b/arch/arm/plat-orion/gpio.c @@ -384,12 +384,16 @@ void __init orion_gpio_init(int gpio_base, int ngpio, struct orion_gpio_chip *ochip; struct irq_chip_generic *gc; struct irq_chip_type *ct; + char gc_label[16]; if (orion_gpio_chip_count == ARRAY_SIZE(orion_gpio_chips)) return; + snprintf(gc_label, sizeof(gc_label), "orion_gpio%d", + orion_gpio_chip_count); + ochip = orion_gpio_chips + orion_gpio_chip_count; - ochip->chip.label = "orion_gpio"; + ochip->chip.label = kstrdup(gc_label, GFP_KERNEL); ochip->chip.request = orion_gpio_request; ochip->chip.direction_input = orion_gpio_direction_input; ochip->chip.get = orion_gpio_get; diff --git a/arch/arm/plat-orion/time.c b/arch/arm/plat-orion/time.c index 69a61367e4b..1ed8d1397fc 100644 --- a/arch/arm/plat-orion/time.c +++ b/arch/arm/plat-orion/time.c @@ -12,7 +12,6 @@ */ #include <linux/kernel.h> -#include <linux/sched.h> #include <linux/timer.h> #include <linux/clockchips.h> #include <linux/interrupt.h> @@ -60,24 +59,10 @@ static u32 ticks_per_jiffy; * Orion's sched_clock implementation. It has a resolution of * at least 7.5ns (133MHz TCLK). */ -static DEFINE_CLOCK_DATA(cd); -unsigned long long notrace sched_clock(void) +static u32 notrace orion_read_sched_clock(void) { - u32 cyc = ~readl(timer_base + TIMER0_VAL_OFF); - return cyc_to_sched_clock(&cd, cyc, (u32)~0); -} - - -static void notrace orion_update_sched_clock(void) -{ - u32 cyc = ~readl(timer_base + TIMER0_VAL_OFF); - update_sched_clock(&cd, cyc, (u32)~0); -} - -static void __init setup_sched_clock(unsigned long tclk) -{ - init_sched_clock(&cd, orion_update_sched_clock, 32, tclk); + return ~readl(timer_base + TIMER0_VAL_OFF); } /* @@ -217,7 +202,7 @@ orion_time_init(u32 _bridge_base, u32 _bridge_timer1_clr_mask, /* * Set scale and timer for sched_clock. */ - setup_sched_clock(tclk); + setup_sched_clock(orion_read_sched_clock, 32, tclk); /* * Setup free-running clocksource timer (interrupts diff --git a/arch/arm/plat-s3c24xx/cpu.c b/arch/arm/plat-s3c24xx/cpu.c index 3c6335307fb..1121df13e15 100644 --- a/arch/arm/plat-s3c24xx/cpu.c +++ b/arch/arm/plat-s3c24xx/cpu.c @@ -192,27 +192,6 @@ static unsigned long s3c24xx_read_idcode_v4(void) return __raw_readl(S3C2410_GSTATUS1); } -/* Hook for arm_pm_restart to ensure we execute the reset code - * with the caches enabled. It seems at least the S3C2440 has a problem - * resetting if there is bus activity interrupted by the reset. - */ -static void s3c24xx_pm_restart(char mode, const char *cmd) -{ - if (mode != 's') { - unsigned long flags; - - local_irq_save(flags); - __cpuc_flush_kern_all(); - __cpuc_flush_user_all(); - - arch_reset(mode, cmd); - local_irq_restore(flags); - } - - /* fallback, or unhandled */ - arm_machine_restart(mode, cmd); -} - void __init s3c24xx_init_io(struct map_desc *mach_desc, int size) { /* initialise the io descriptors we need for initialisation */ @@ -226,7 +205,5 @@ void __init s3c24xx_init_io(struct map_desc *mach_desc, int size) } s3c24xx_init_cpu(); - arm_pm_restart = s3c24xx_pm_restart; - s3c_init_cpu(samsung_cpu_id, cpu_ids, ARRAY_SIZE(cpu_ids)); } diff --git a/arch/arm/plat-s5p/Makefile b/arch/arm/plat-s5p/Makefile index 876344038b8..30d8c3016e6 100644 --- a/arch/arm/plat-s5p/Makefile +++ b/arch/arm/plat-s5p/Makefile @@ -13,7 +13,6 @@ obj- := # Core files obj-y += dev-uart.o -obj-y += cpu.o obj-y += clock.o obj-y += irq.o obj-$(CONFIG_S5P_EXT_INT) += irq-eint.o diff --git a/arch/arm/plat-s5p/cpu.c b/arch/arm/plat-s5p/cpu.c deleted file mode 100644 index a56959e8351..00000000000 --- a/arch/arm/plat-s5p/cpu.c +++ /dev/null @@ -1,144 +0,0 @@ -/* linux/arch/arm/plat-s5p/cpu.c - * - * Copyright (c) 2009-2011 Samsung Electronics Co., Ltd. - * http://www.samsung.com - * - * S5P CPU Support - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - -#include <linux/init.h> -#include <linux/module.h> - -#include <asm/mach/arch.h> -#include <asm/mach/map.h> - -#include <mach/map.h> -#include <mach/regs-clock.h> - -#include <plat/cpu.h> -#include <plat/s5p6440.h> -#include <plat/s5p6450.h> -#include <plat/s5pc100.h> -#include <plat/s5pv210.h> -#include <plat/exynos4.h> - -/* table of supported CPUs */ - -static const char name_s5p6440[] = "S5P6440"; -static const char name_s5p6450[] = "S5P6450"; -static const char name_s5pc100[] = "S5PC100"; -static const char name_s5pv210[] = "S5PV210/S5PC110"; -static const char name_exynos4210[] = "EXYNOS4210"; -static const char name_exynos4212[] = "EXYNOS4212"; -static const char name_exynos4412[] = "EXYNOS4412"; - -static struct cpu_table cpu_ids[] __initdata = { - { - .idcode = S5P6440_CPU_ID, - .idmask = S5P64XX_CPU_MASK, - .map_io = s5p6440_map_io, - .init_clocks = s5p6440_init_clocks, - .init_uarts = s5p6440_init_uarts, - .init = s5p64x0_init, - .name = name_s5p6440, - }, { - .idcode = S5P6450_CPU_ID, - .idmask = S5P64XX_CPU_MASK, - .map_io = s5p6450_map_io, - .init_clocks = s5p6450_init_clocks, - .init_uarts = s5p6450_init_uarts, - .init = s5p64x0_init, - .name = name_s5p6450, - }, { - .idcode = S5PC100_CPU_ID, - .idmask = S5PC100_CPU_MASK, - .map_io = s5pc100_map_io, - .init_clocks = s5pc100_init_clocks, - .init_uarts = s5pc100_init_uarts, - .init = s5pc100_init, - .name = name_s5pc100, - }, { - .idcode = S5PV210_CPU_ID, - .idmask = S5PV210_CPU_MASK, - .map_io = s5pv210_map_io, - .init_clocks = s5pv210_init_clocks, - .init_uarts = s5pv210_init_uarts, - .init = s5pv210_init, - .name = name_s5pv210, - }, { - .idcode = EXYNOS4210_CPU_ID, - .idmask = EXYNOS4_CPU_MASK, - .map_io = exynos4_map_io, - .init_clocks = exynos4_init_clocks, - .init_uarts = exynos4_init_uarts, - .init = exynos_init, - .name = name_exynos4210, - }, { - .idcode = EXYNOS4212_CPU_ID, - .idmask = EXYNOS4_CPU_MASK, - .map_io = exynos4_map_io, - .init_clocks = exynos4_init_clocks, - .init_uarts = exynos4_init_uarts, - .init = exynos_init, - .name = name_exynos4212, - }, { - .idcode = EXYNOS4412_CPU_ID, - .idmask = EXYNOS4_CPU_MASK, - .map_io = exynos4_map_io, - .init_clocks = exynos4_init_clocks, - .init_uarts = exynos4_init_uarts, - .init = exynos_init, - .name = name_exynos4412, - }, -}; - -/* minimal IO mapping */ - -static struct map_desc s5p_iodesc[] __initdata = { - { - .virtual = (unsigned long)S5P_VA_CHIPID, - .pfn = __phys_to_pfn(S5P_PA_CHIPID), - .length = SZ_4K, - .type = MT_DEVICE, - }, { - .virtual = (unsigned long)S3C_VA_SYS, - .pfn = __phys_to_pfn(S5P_PA_SYSCON), - .length = SZ_64K, - .type = MT_DEVICE, - }, { - .virtual = (unsigned long)S3C_VA_TIMER, - .pfn = __phys_to_pfn(S5P_PA_TIMER), - .length = SZ_16K, - .type = MT_DEVICE, - }, { - .virtual = (unsigned long)S3C_VA_WATCHDOG, - .pfn = __phys_to_pfn(S3C_PA_WDT), - .length = SZ_4K, - .type = MT_DEVICE, - }, { - .virtual = (unsigned long)S5P_VA_SROMC, - .pfn = __phys_to_pfn(S5P_PA_SROMC), - .length = SZ_4K, - .type = MT_DEVICE, - }, -}; - -/* read cpu identification code */ - -void __init s5p_init_io(struct map_desc *mach_desc, - int size, void __iomem *cpuid_addr) -{ - /* initialize the io descriptors we need for initialization */ - iotable_init(s5p_iodesc, ARRAY_SIZE(s5p_iodesc)); - if (mach_desc) - iotable_init(mach_desc, size); - - /* detect cpu id and rev. */ - s5p_init_cpu(cpuid_addr); - - s3c_init_cpu(samsung_cpu_id, cpu_ids, ARRAY_SIZE(cpu_ids)); -} diff --git a/arch/arm/plat-s5p/s5p-time.c b/arch/arm/plat-s5p/s5p-time.c index c833e7b5759..17c0a2c58df 100644 --- a/arch/arm/plat-s5p/s5p-time.c +++ b/arch/arm/plat-s5p/s5p-time.c @@ -10,7 +10,6 @@ * published by the Free Software Foundation. */ -#include <linux/sched.h> #include <linux/interrupt.h> #include <linux/irq.h> #include <linux/err.h> @@ -321,26 +320,14 @@ static void __iomem *s5p_timer_reg(void) * this wraps around for now, since it is just a relative time * stamp. (Inspired by U300 implementation.) */ -static DEFINE_CLOCK_DATA(cd); - -unsigned long long notrace sched_clock(void) +static u32 notrace s5p_read_sched_clock(void) { void __iomem *reg = s5p_timer_reg(); if (!reg) return 0; - return cyc_to_sched_clock(&cd, ~__raw_readl(reg), (u32)~0); -} - -static void notrace s5p_update_sched_clock(void) -{ - void __iomem *reg = s5p_timer_reg(); - - if (!reg) - return; - - update_sched_clock(&cd, ~__raw_readl(reg), (u32)~0); + return ~__raw_readl(reg); } static void __init s5p_clocksource_init(void) @@ -358,7 +345,7 @@ static void __init s5p_clocksource_init(void) s5p_time_setup(timer_source.source_id, TCNT_MAX); s5p_time_start(timer_source.source_id, PERIODIC); - init_sched_clock(&cd, s5p_update_sched_clock, 32, clock_rate); + setup_sched_clock(s5p_read_sched_clock, 32, clock_rate); if (clocksource_mmio_init(s5p_timer_reg(), "s5p_clocksource_timer", clock_rate, 250, 32, clocksource_mmio_readl_down)) diff --git a/arch/arm/plat-samsung/dev-backlight.c b/arch/arm/plat-samsung/dev-backlight.c index e657305644c..a976c023b28 100644 --- a/arch/arm/plat-samsung/dev-backlight.c +++ b/arch/arm/plat-samsung/dev-backlight.c @@ -15,7 +15,6 @@ #include <linux/slab.h> #include <linux/io.h> #include <linux/pwm_backlight.h> -#include <linux/slab.h> #include <plat/devs.h> #include <plat/gpio-cfg.h> diff --git a/arch/arm/plat-samsung/include/plat/cpu-freq-core.h b/arch/arm/plat-samsung/include/plat/cpu-freq-core.h index dac4760c0f0..95509d8eb14 100644 --- a/arch/arm/plat-samsung/include/plat/cpu-freq-core.h +++ b/arch/arm/plat-samsung/include/plat/cpu-freq-core.h @@ -202,14 +202,6 @@ extern int s3c_plltab_register(struct cpufreq_frequency_table *plls, extern struct s3c_cpufreq_config *s3c_cpufreq_getconfig(void); extern struct s3c_iotimings *s3c_cpufreq_getiotimings(void); -extern void s3c2410_iotiming_debugfs(struct seq_file *seq, - struct s3c_cpufreq_config *cfg, - union s3c_iobank *iob); - -extern void s3c2412_iotiming_debugfs(struct seq_file *seq, - struct s3c_cpufreq_config *cfg, - union s3c_iobank *iob); - #ifdef CONFIG_CPU_FREQ_S3C24XX_DEBUGFS #define s3c_cpufreq_debugfs_call(x) x #else @@ -226,6 +218,10 @@ extern void s3c2410_cpufreq_setrefresh(struct s3c_cpufreq_config *cfg); extern void s3c2410_set_fvco(struct s3c_cpufreq_config *cfg); #ifdef CONFIG_S3C2410_IOTIMING +extern void s3c2410_iotiming_debugfs(struct seq_file *seq, + struct s3c_cpufreq_config *cfg, + union s3c_iobank *iob); + extern int s3c2410_iotiming_calc(struct s3c_cpufreq_config *cfg, struct s3c_iotimings *iot); @@ -235,6 +231,7 @@ extern int s3c2410_iotiming_get(struct s3c_cpufreq_config *cfg, extern void s3c2410_iotiming_set(struct s3c_cpufreq_config *cfg, struct s3c_iotimings *iot); #else +#define s3c2410_iotiming_debugfs NULL #define s3c2410_iotiming_calc NULL #define s3c2410_iotiming_get NULL #define s3c2410_iotiming_set NULL @@ -242,8 +239,10 @@ extern void s3c2410_iotiming_set(struct s3c_cpufreq_config *cfg, /* S3C2412 compatible routines */ -extern int s3c2412_iotiming_get(struct s3c_cpufreq_config *cfg, - struct s3c_iotimings *timings); +#ifdef CONFIG_S3C2412_IOTIMING +extern void s3c2412_iotiming_debugfs(struct seq_file *seq, + struct s3c_cpufreq_config *cfg, + union s3c_iobank *iob); extern int s3c2412_iotiming_get(struct s3c_cpufreq_config *cfg, struct s3c_iotimings *timings); @@ -253,6 +252,12 @@ extern int s3c2412_iotiming_calc(struct s3c_cpufreq_config *cfg, extern void s3c2412_iotiming_set(struct s3c_cpufreq_config *cfg, struct s3c_iotimings *iot); +#else +#define s3c2412_iotiming_debugfs NULL +#define s3c2412_iotiming_calc NULL +#define s3c2412_iotiming_get NULL +#define s3c2412_iotiming_set NULL +#endif /* CONFIG_S3C2412_IOTIMING */ #ifdef CONFIG_CPU_FREQ_S3C24XX_DEBUG #define s3c_freq_dbg(x...) printk(KERN_INFO x) diff --git a/arch/arm/plat-samsung/include/plat/cpu.h b/arch/arm/plat-samsung/include/plat/cpu.h index 40fd7b6b5e6..258d9d8a94f 100644 --- a/arch/arm/plat-samsung/include/plat/cpu.h +++ b/arch/arm/plat-samsung/include/plat/cpu.h @@ -152,13 +152,9 @@ extern void s3c_init_cpu(unsigned long idcode, /* core initialisation functions */ extern void s3c24xx_init_irq(void); -extern void s3c64xx_init_irq(u32 vic0, u32 vic1); extern void s5p_init_irq(u32 *vic, u32 num_vic); extern void s3c24xx_init_io(struct map_desc *mach_desc, int size); -extern void s3c64xx_init_io(struct map_desc *mach_desc, int size); -extern void s5p_init_io(struct map_desc *mach_desc, - int size, void __iomem *cpuid_addr); extern void s3c24xx_init_cpu(void); extern void s3c64xx_init_cpu(void); @@ -183,7 +179,6 @@ extern struct syscore_ops s3c2410_pm_syscore_ops; extern struct syscore_ops s3c2412_pm_syscore_ops; extern struct syscore_ops s3c2416_pm_syscore_ops; extern struct syscore_ops s3c244x_pm_syscore_ops; -extern struct syscore_ops s3c64xx_irq_syscore_ops; /* system device classes */ @@ -195,7 +190,6 @@ extern struct sysdev_class s3c2440_sysclass; extern struct sysdev_class s3c2442_sysclass; extern struct sysdev_class s3c2443_sysclass; extern struct sysdev_class s3c6410_sysclass; -extern struct sysdev_class s3c64xx_sysclass; extern struct sysdev_class s5p64x0_sysclass; extern struct sysdev_class s5pv210_sysclass; extern struct sysdev_class exynos4_sysclass; diff --git a/arch/arm/plat-samsung/include/plat/exynos4.h b/arch/arm/plat-samsung/include/plat/exynos4.h deleted file mode 100644 index f546e88ebc9..00000000000 --- a/arch/arm/plat-samsung/include/plat/exynos4.h +++ /dev/null @@ -1,35 +0,0 @@ -/* linux/arch/arm/plat-samsung/include/plat/exynos4.h - * - * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd. - * http://www.samsung.com - * - * Header file for exynos4 cpu support - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - -/* Common init code for EXYNOS4 related SoCs */ - -extern void exynos4_common_init_uarts(struct s3c2410_uartcfg *cfg, int no); -extern void exynos4_register_clocks(void); -extern void exynos4210_register_clocks(void); -extern void exynos4212_register_clocks(void); -extern void exynos4_setup_clocks(void); - -#ifdef CONFIG_ARCH_EXYNOS -extern int exynos_init(void); -extern void exynos4_init_irq(void); -extern void exynos4_map_io(void); -extern void exynos4_init_clocks(int xtal); -extern struct sys_timer exynos4_timer; - -#define exynos4_init_uarts exynos4_common_init_uarts - -#else -#define exynos4_init_clocks NULL -#define exynos4_init_uarts NULL -#define exynos4_map_io NULL -#define exynos_init NULL -#endif diff --git a/arch/arm/plat-samsung/include/plat/reset.h b/arch/arm/plat-samsung/include/plat/reset.h deleted file mode 100644 index 32ca5179c6e..00000000000 --- a/arch/arm/plat-samsung/include/plat/reset.h +++ /dev/null @@ -1,16 +0,0 @@ -/* linux/arch/arm/plat-samsung/include/plat/reset.h - * - * Copyright (c) 2010 Samsung Electronics Co., Ltd. - * http://www.samsung.com/ - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - -#ifndef __PLAT_SAMSUNG_RESET_H -#define __PLAT_SAMSUNG_RESET_H __FILE__ - -extern void (*s5p_reset_hook)(void); - -#endif /* __PLAT_SAMSUNG_RESET_H */ diff --git a/arch/arm/plat-samsung/include/plat/s3c2412.h b/arch/arm/plat-samsung/include/plat/s3c2412.h index 5bcfd143ba1..cbae50ddacc 100644 --- a/arch/arm/plat-samsung/include/plat/s3c2412.h +++ b/arch/arm/plat-samsung/include/plat/s3c2412.h @@ -21,9 +21,12 @@ extern void s3c2412_init_uarts(struct s3c2410_uartcfg *cfg, int no); extern void s3c2412_init_clocks(int xtal); extern int s3c2412_baseclk_add(void); + +extern void s3c2412_restart(char mode, const char *cmd); #else #define s3c2412_init_clocks NULL #define s3c2412_init_uarts NULL #define s3c2412_map_io NULL #define s3c2412_init NULL +#define s3c2412_restart NULL #endif diff --git a/arch/arm/plat-samsung/include/plat/s3c2416.h b/arch/arm/plat-samsung/include/plat/s3c2416.h index a764f8503f5..de2b5bdc5eb 100644 --- a/arch/arm/plat-samsung/include/plat/s3c2416.h +++ b/arch/arm/plat-samsung/include/plat/s3c2416.h @@ -23,9 +23,11 @@ extern void s3c2416_init_clocks(int xtal); extern int s3c2416_baseclk_add(void); +extern void s3c2416_restart(char mode, const char *cmd); #else #define s3c2416_init_clocks NULL #define s3c2416_init_uarts NULL #define s3c2416_map_io NULL #define s3c2416_init NULL +#define s3c2416_restart NULL #endif diff --git a/arch/arm/plat-samsung/include/plat/s3c2443.h b/arch/arm/plat-samsung/include/plat/s3c2443.h index 7fae1a05069..dce05b43d51 100644 --- a/arch/arm/plat-samsung/include/plat/s3c2443.h +++ b/arch/arm/plat-samsung/include/plat/s3c2443.h @@ -24,11 +24,13 @@ extern void s3c2443_init_clocks(int xtal); extern int s3c2443_baseclk_add(void); +extern void s3c2443_restart(char mode, const char *cmd); #else #define s3c2443_init_clocks NULL #define s3c2443_init_uarts NULL #define s3c2443_map_io NULL #define s3c2443_init NULL +#define s3c2443_restart NULL #endif /* common code used by s3c2443 and others. diff --git a/arch/arm/plat-samsung/include/plat/s3c6400.h b/arch/arm/plat-samsung/include/plat/s3c6400.h deleted file mode 100644 index 37d428aaaeb..00000000000 --- a/arch/arm/plat-samsung/include/plat/s3c6400.h +++ /dev/null @@ -1,36 +0,0 @@ -/* linux/arch/arm/plat-samsung/include/plat/s3c6400.h - * - * Copyright 2008 Openmoko, Inc. - * Copyright 2008 Simtec Electronics - * Ben Dooks <ben@simtec.co.uk> - * http://armlinux.simtec.co.uk/ - * - * Header file for s3c6400 cpu support - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - -/* Common init code for S3C6400 related SoCs */ - -extern void s3c6400_common_init_uarts(struct s3c2410_uartcfg *cfg, int no); -extern void s3c6400_setup_clocks(void); - -extern void s3c64xx_register_clocks(unsigned long xtal, unsigned armclk_limit); - -#ifdef CONFIG_CPU_S3C6400 - -extern int s3c6400_init(void); -extern void s3c6400_init_irq(void); -extern void s3c6400_map_io(void); -extern void s3c6400_init_clocks(int xtal); - -#define s3c6400_init_uarts s3c6400_common_init_uarts - -#else -#define s3c6400_init_clocks NULL -#define s3c6400_init_uarts NULL -#define s3c6400_map_io NULL -#define s3c6400_init NULL -#endif diff --git a/arch/arm/plat-samsung/include/plat/s3c6410.h b/arch/arm/plat-samsung/include/plat/s3c6410.h deleted file mode 100644 index 20a6675b9d1..00000000000 --- a/arch/arm/plat-samsung/include/plat/s3c6410.h +++ /dev/null @@ -1,29 +0,0 @@ -/* linux/arch/arm/plat-samsung/include/plat/s3c6410.h - * - * Copyright 2008 Openmoko, Inc. - * Copyright 2008 Simtec Electronics - * Ben Dooks <ben@simtec.co.uk> - * http://armlinux.simtec.co.uk/ - * - * Header file for s3c6410 cpu support - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - -#ifdef CONFIG_CPU_S3C6410 - -extern int s3c6410_init(void); -extern void s3c6410_init_irq(void); -extern void s3c6410_map_io(void); -extern void s3c6410_init_clocks(int xtal); - -#define s3c6410_init_uarts s3c6400_common_init_uarts - -#else -#define s3c6410_init_clocks NULL -#define s3c6410_init_uarts NULL -#define s3c6410_map_io NULL -#define s3c6410_init NULL -#endif diff --git a/arch/arm/plat-samsung/include/plat/s5p6440.h b/arch/arm/plat-samsung/include/plat/s5p6440.h deleted file mode 100644 index bf85ebbb4fb..00000000000 --- a/arch/arm/plat-samsung/include/plat/s5p6440.h +++ /dev/null @@ -1,36 +0,0 @@ -/* linux/arch/arm/plat-samsung/include/plat/s5p6440.h - * - * Copyright (c) 2009 Samsung Electronics Co., Ltd. - * http://www.samsung.com/ - * - * Header file for s5p6440 cpu support - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - - /* Common init code for S5P6440 related SoCs */ - -extern void s5p6440_register_clocks(void); -extern void s5p6440_setup_clocks(void); - -#ifdef CONFIG_CPU_S5P6440 - -extern int s5p64x0_init(void); -extern void s5p6440_init_irq(void); -extern void s5p6440_map_io(void); -extern void s5p6440_init_clocks(int xtal); - -extern void s5p6440_init_uarts(struct s3c2410_uartcfg *cfg, int no); - -#else -#define s5p6440_init_clocks NULL -#define s5p6440_init_uarts NULL -#define s5p6440_map_io NULL -#define s5p64x0_init NULL -#endif - -/* S5P6440 timer */ - -extern struct sys_timer s5p6440_timer; diff --git a/arch/arm/plat-samsung/include/plat/s5p6450.h b/arch/arm/plat-samsung/include/plat/s5p6450.h deleted file mode 100644 index da25f9a1c54..00000000000 --- a/arch/arm/plat-samsung/include/plat/s5p6450.h +++ /dev/null @@ -1,36 +0,0 @@ -/* linux/arch/arm/plat-samsung/include/plat/s5p6450.h - * - * Copyright (c) 2010 Samsung Electronics Co., Ltd. - * http://www.samsung.com - * - * Header file for s5p6450 cpu support - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - -/* Common init code for S5P6450 related SoCs */ - -extern void s5p6450_register_clocks(void); -extern void s5p6450_setup_clocks(void); - -#ifdef CONFIG_CPU_S5P6450 - -extern int s5p64x0_init(void); -extern void s5p6450_init_irq(void); -extern void s5p6450_map_io(void); -extern void s5p6450_init_clocks(int xtal); - -extern void s5p6450_init_uarts(struct s3c2410_uartcfg *cfg, int no); - -#else -#define s5p6450_init_clocks NULL -#define s5p6450_init_uarts NULL -#define s5p6450_map_io NULL -#define s5p64x0_init NULL -#endif - -/* S5P6450 timer */ - -extern struct sys_timer s5p6450_timer; diff --git a/arch/arm/plat-samsung/include/plat/s5pc100.h b/arch/arm/plat-samsung/include/plat/s5pc100.h deleted file mode 100644 index 9a21aeaaf45..00000000000 --- a/arch/arm/plat-samsung/include/plat/s5pc100.h +++ /dev/null @@ -1,33 +0,0 @@ -/* linux/arch/arm/plat-samsung/include/plat/s5pc100.h - * - * Copyright (c) 2010 Samsung Electronics Co., Ltd. - * http://www.samsung.com/ - * - * Header file for s5pc100 cpu support - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - -/* Common init code for S5PC100 related SoCs */ - -extern void s5pc100_common_init_uarts(struct s3c2410_uartcfg *cfg, int no); -extern void s5pc100_register_clocks(void); -extern void s5pc100_setup_clocks(void); - -#ifdef CONFIG_CPU_S5PC100 - -extern int s5pc100_init(void); -extern void s5pc100_init_irq(void); -extern void s5pc100_map_io(void); -extern void s5pc100_init_clocks(int xtal); - -#define s5pc100_init_uarts s5pc100_common_init_uarts - -#else -#define s5pc100_init_clocks NULL -#define s5pc100_init_uarts NULL -#define s5pc100_map_io NULL -#define s5pc100_init NULL -#endif diff --git a/arch/arm/plat-samsung/include/plat/s5pv210.h b/arch/arm/plat-samsung/include/plat/s5pv210.h deleted file mode 100644 index b4bc6be7707..00000000000 --- a/arch/arm/plat-samsung/include/plat/s5pv210.h +++ /dev/null @@ -1,33 +0,0 @@ -/* linux/arch/arm/plat-samsung/include/plat/s5pv210.h - * - * Copyright (c) 2010 Samsung Electronics Co., Ltd. - * http://www.samsung.com/ - * - * Header file for s5pv210 cpu support - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - -/* Common init code for S5PV210 related SoCs */ - -extern void s5pv210_common_init_uarts(struct s3c2410_uartcfg *cfg, int no); -extern void s5pv210_register_clocks(void); -extern void s5pv210_setup_clocks(void); - -#ifdef CONFIG_CPU_S5PV210 - -extern int s5pv210_init(void); -extern void s5pv210_init_irq(void); -extern void s5pv210_map_io(void); -extern void s5pv210_init_clocks(int xtal); - -#define s5pv210_init_uarts s5pv210_common_init_uarts - -#else -#define s5pv210_init_clocks NULL -#define s5pv210_init_uarts NULL -#define s5pv210_map_io NULL -#define s5pv210_init NULL -#endif diff --git a/arch/arm/plat-samsung/include/plat/system-reset.h b/arch/arm/plat-samsung/include/plat/system-reset.h deleted file mode 100644 index a448e990964..00000000000 --- a/arch/arm/plat-samsung/include/plat/system-reset.h +++ /dev/null @@ -1,31 +0,0 @@ -/* linux/arch/arm/plat-samsung/include/plat/system-reset.h - * - * Copyright (c) 2010 Samsung Electronics Co., Ltd. - * http://www.samsung.com - * - * Based on arch/arm/mach-s3c2410/include/mach/system-reset.h - * - * S5P - System define for arch_reset() - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. -*/ - -#include <plat/watchdog-reset.h> - -void (*s5p_reset_hook)(void); - -static void arch_reset(char mode, const char *cmd) -{ - /* SWRESET support in s5p_reset_hook() */ - - if (s5p_reset_hook) - s5p_reset_hook(); - - /* Perform reset using Watchdog reset - * if there is no s5p_reset_hook() - */ - - arch_wdt_reset(); -} diff --git a/arch/arm/plat-samsung/include/plat/watchdog-reset.h b/arch/arm/plat-samsung/include/plat/watchdog-reset.h index 40dbb2b0ae2..f19aff19205 100644 --- a/arch/arm/plat-samsung/include/plat/watchdog-reset.h +++ b/arch/arm/plat-samsung/include/plat/watchdog-reset.h @@ -17,6 +17,7 @@ #include <linux/clk.h> #include <linux/err.h> #include <linux/io.h> +#include <linux/delay.h> static inline void arch_wdt_reset(void) { diff --git a/arch/arm/plat-spear/Makefile b/arch/arm/plat-spear/Makefile index b4f340b8f1f..e0f2e5b9530 100644 --- a/arch/arm/plat-spear/Makefile +++ b/arch/arm/plat-spear/Makefile @@ -3,6 +3,6 @@ # # Common support -obj-y := clock.o time.o +obj-y := clock.o restart.o time.o obj-$(CONFIG_ARCH_SPEAR3XX) += shirq.o padmux.o diff --git a/arch/arm/plat-spear/include/plat/system.h b/arch/arm/plat-spear/include/plat/system.h index 1171f228d71..86c6f83b44c 100644 --- a/arch/arm/plat-spear/include/plat/system.h +++ b/arch/arm/plat-spear/include/plat/system.h @@ -14,10 +14,6 @@ #ifndef __PLAT_SYSTEM_H #define __PLAT_SYSTEM_H -#include <linux/io.h> -#include <asm/hardware/sp810.h> -#include <mach/hardware.h> - static inline void arch_idle(void) { /* @@ -27,15 +23,4 @@ static inline void arch_idle(void) cpu_do_idle(); } -static inline void arch_reset(char mode, const char *cmd) -{ - if (mode == 's') { - /* software reset, Jump into ROM at address 0 */ - soft_restart(0); - } else { - /* hardware reset, Use on-chip reset capability */ - sysctl_soft_reset((void __iomem *)VA_SPEAR_SYS_CTRL_BASE); - } -} - #endif /* __PLAT_SYSTEM_H */ diff --git a/arch/arm/plat-spear/restart.c b/arch/arm/plat-spear/restart.c new file mode 100644 index 00000000000..2b4e3d82957 --- /dev/null +++ b/arch/arm/plat-spear/restart.c @@ -0,0 +1,27 @@ +/* + * arch/arm/plat-spear/restart.c + * + * SPEAr platform specific restart functions + * + * Copyright (C) 2009 ST Microelectronics + * Viresh Kumar<viresh.kumar@st.com> + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ +#include <linux/io.h> +#include <asm/hardware/sp810.h> +#include <mach/hardware.h> +#include <mach/generic.h> + +void spear_restart(char mode, const char *cmd) +{ + if (mode == 's') { + /* software reset, Jump into ROM at address 0 */ + soft_restart(0); + } else { + /* hardware reset, Use on-chip reset capability */ + sysctl_soft_reset((void __iomem *)VA_SPEAR_SYS_CTRL_BASE); + } +} diff --git a/arch/arm/plat-tcc/Kconfig b/arch/arm/plat-tcc/Kconfig deleted file mode 100644 index 1bf499570f4..00000000000 --- a/arch/arm/plat-tcc/Kconfig +++ /dev/null @@ -1,20 +0,0 @@ -if ARCH_TCC_926 - -menu "Telechips ARM926-based CPUs" - -choice - prompt "Telechips CPU type:" - default ARCH_TCC8K - -config ARCH_TCC8K - bool TCC8000 - select USB_ARCH_HAS_OHCI - help - Support for Telechips TCC8000 systems - -endchoice - -source "arch/arm/mach-tcc8k/Kconfig" - -endmenu -endif diff --git a/arch/arm/plat-tcc/Makefile b/arch/arm/plat-tcc/Makefile deleted file mode 100644 index eceabc869b8..00000000000 --- a/arch/arm/plat-tcc/Makefile +++ /dev/null @@ -1,3 +0,0 @@ -# "Telechips Platform Common Modules" - -obj-y := clock.o system.o diff --git a/arch/arm/plat-tcc/clock.c b/arch/arm/plat-tcc/clock.c deleted file mode 100644 index f3ced10d527..00000000000 --- a/arch/arm/plat-tcc/clock.c +++ /dev/null @@ -1,179 +0,0 @@ -/* - * Clock framework for Telechips SoCs - * Based on arch/arm/plat-mxc/clock.c - * - * Copyright (C) 2004 - 2005 Nokia corporation - * Written by Tuukka Tikkanen <tuukka.tikkanen@elektrobit.com> - * Modified for omap shared clock framework by Tony Lindgren <tony@atomide.com> - * Copyright 2007 Freescale Semiconductor, Inc. All Rights Reserved. - * Copyright 2008 Juergen Beisert, kernel@pengutronix.de - * Copyright 2010 Hans J. Koch, hjk@linutronix.de - * - * Licensed under the terms of the GPL v2. - */ - -#include <linux/clk.h> -#include <linux/err.h> -#include <linux/errno.h> -#include <linux/module.h> -#include <linux/mutex.h> -#include <linux/string.h> - -#include <mach/clock.h> -#include <mach/hardware.h> - -static DEFINE_MUTEX(clocks_mutex); - -/*------------------------------------------------------------------------- - * Standard clock functions defined in include/linux/clk.h - *-------------------------------------------------------------------------*/ - -static void __clk_disable(struct clk *clk) -{ - BUG_ON(clk->refcount == 0); - - if (!(--clk->refcount) && clk->disable) { - /* Unconditionally disable the clock in hardware */ - clk->disable(clk); - /* recursively disable parents */ - if (clk->parent) - __clk_disable(clk->parent); - } -} - -static int __clk_enable(struct clk *clk) -{ - int ret = 0; - - if (clk->refcount++ == 0 && clk->enable) { - if (clk->parent) - ret = __clk_enable(clk->parent); - if (ret) - return ret; - else - return clk->enable(clk); - } - - return 0; -} - -/* This function increments the reference count on the clock and enables the - * clock if not already enabled. The parent clock tree is recursively enabled - */ -int clk_enable(struct clk *clk) -{ - int ret = 0; - - if (!clk) - return -EINVAL; - - mutex_lock(&clocks_mutex); - ret = __clk_enable(clk); - mutex_unlock(&clocks_mutex); - - return ret; -} -EXPORT_SYMBOL_GPL(clk_enable); - -/* This function decrements the reference count on the clock and disables - * the clock when reference count is 0. The parent clock tree is - * recursively disabled - */ -void clk_disable(struct clk *clk) -{ - if (!clk) - return; - - mutex_lock(&clocks_mutex); - __clk_disable(clk); - mutex_unlock(&clocks_mutex); -} -EXPORT_SYMBOL_GPL(clk_disable); - -/* Retrieve the *current* clock rate. If the clock itself - * does not provide a special calculation routine, ask - * its parent and so on, until one is able to return - * a valid clock rate - */ -unsigned long clk_get_rate(struct clk *clk) -{ - if (!clk) - return 0UL; - - if (clk->get_rate) - return clk->get_rate(clk); - - return clk_get_rate(clk->parent); -} -EXPORT_SYMBOL_GPL(clk_get_rate); - -/* Round the requested clock rate to the nearest supported - * rate that is less than or equal to the requested rate. - * This is dependent on the clock's current parent. - */ -long clk_round_rate(struct clk *clk, unsigned long rate) -{ - if (!clk) - return 0; - if (!clk->round_rate) - return 0; - - return clk->round_rate(clk, rate); -} -EXPORT_SYMBOL_GPL(clk_round_rate); - -/* Set the clock to the requested clock rate. The rate must - * match a supported rate exactly based on what clk_round_rate returns - */ -int clk_set_rate(struct clk *clk, unsigned long rate) -{ - int ret = -EINVAL; - - if (!clk) - return ret; - if (!clk->set_rate || !rate) - return ret; - - mutex_lock(&clocks_mutex); - ret = clk->set_rate(clk, rate); - mutex_unlock(&clocks_mutex); - - return ret; -} -EXPORT_SYMBOL_GPL(clk_set_rate); - -/* Set the clock's parent to another clock source */ -int clk_set_parent(struct clk *clk, struct clk *parent) -{ - struct clk *old; - int ret = -EINVAL; - - if (!clk) - return ret; - if (!clk->set_parent || !parent) - return ret; - - mutex_lock(&clocks_mutex); - old = clk->parent; - if (clk->refcount) - __clk_enable(parent); - ret = clk->set_parent(clk, parent); - if (ret) - old = parent; - if (clk->refcount) - __clk_disable(old); - mutex_unlock(&clocks_mutex); - - return ret; -} -EXPORT_SYMBOL_GPL(clk_set_parent); - -/* Retrieve the clock's parent clock source */ -struct clk *clk_get_parent(struct clk *clk) -{ - if (!clk) - return NULL; - - return clk->parent; -} -EXPORT_SYMBOL_GPL(clk_get_parent); diff --git a/arch/arm/plat-tcc/include/mach/clock.h b/arch/arm/plat-tcc/include/mach/clock.h deleted file mode 100644 index a12f58ad71a..00000000000 --- a/arch/arm/plat-tcc/include/mach/clock.h +++ /dev/null @@ -1,48 +0,0 @@ -/* - * Low level clock header file for Telechips TCC architecture - * (C) 2010 Hans J. Koch <hjk@linutronix.de> - * - * Licensed under the GPL v2. - */ - -#ifndef __ASM_ARCH_TCC_CLOCK_H__ -#define __ASM_ARCH_TCC_CLOCK_H__ - -#ifndef __ASSEMBLY__ - -struct clk { - struct clk *parent; - /* id number of a root clock, 0 for normal clocks */ - int root_id; - /* Reference count of clock enable/disable */ - int refcount; - /* Address of associated BCLKCTRx register. Must be set. */ - void __iomem *bclkctr; - /* Bit position for BCLKCTRx. Must be set. */ - int bclk_shift; - /* Address of ACLKxxx register, if any. */ - void __iomem *aclkreg; - /* get the current clock rate (always a fresh value) */ - unsigned long (*get_rate) (struct clk *); - /* Function ptr to set the clock to a new rate. The rate must match a - supported rate returned from round_rate. Leave blank if clock is not - programmable */ - int (*set_rate) (struct clk *, unsigned long); - /* Function ptr to round the requested clock rate to the nearest - supported rate that is less than or equal to the requested rate. */ - unsigned long (*round_rate) (struct clk *, unsigned long); - /* Function ptr to enable the clock. Leave blank if clock can not - be gated. */ - int (*enable) (struct clk *); - /* Function ptr to disable the clock. Leave blank if clock can not - be gated. */ - void (*disable) (struct clk *); - /* Function ptr to set the parent clock of the clock. */ - int (*set_parent) (struct clk *, struct clk *); -}; - -int clk_register(struct clk *clk); -void clk_unregister(struct clk *clk); - -#endif /* __ASSEMBLY__ */ -#endif /* __ASM_ARCH_MXC_CLOCK_H__ */ diff --git a/arch/arm/plat-tcc/include/mach/debug-macro.S b/arch/arm/plat-tcc/include/mach/debug-macro.S deleted file mode 100644 index cf17d04ec30..00000000000 --- a/arch/arm/plat-tcc/include/mach/debug-macro.S +++ /dev/null @@ -1,32 +0,0 @@ -/* - * Copyright (C) 1994-1999 Russell King - * Copyright (C) 2008-2009 Telechips - * Copyright (C) 2009 Hans J. Koch <hjk@linutronix.de> - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - * - */ - - .macro addruart, rp, rv, tmp - moveq \rp, #0x90000000 @ physical base address - movne \rv, #0xF1000000 @ virtual base - orr \rp, \rp, #0x00007000 @ UART0 - orr \rv, \rv, #0x00007000 @ UART0 - .endm - - .macro senduart,rd,rx - strb \rd, [\rx, #0x44] - .endm - - .macro waituart,rd,rx - .endm - - .macro busyuart,rd,rx -1001: - ldr \rd, [\rx, #0x14] - tst \rd, #0x20 - - beq 1001b - .endm diff --git a/arch/arm/plat-tcc/include/mach/entry-macro.S b/arch/arm/plat-tcc/include/mach/entry-macro.S deleted file mode 100644 index 748f401e4b6..00000000000 --- a/arch/arm/plat-tcc/include/mach/entry-macro.S +++ /dev/null @@ -1,68 +0,0 @@ -/* - * include/asm-arm/arch-tcc83x/entry-macro.S - * - * Author : <linux@telechips.com> - * Created: June 10, 2008 - * Description: Low-level IRQ helper macros for Telechips-based platforms - * - * Copyright (C) 2008-2009 Telechips - * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. - */ - -#include <mach/hardware.h> -#include <mach/irqs.h> - - .macro disable_fiq - .endm - - .macro get_irqnr_preamble, base, tmp - .endm - - .macro arch_ret_to_user, tmp1, tmp2 - .endm - - .macro get_irqnr_and_base, irqnr, irqstat, base, tmp - - ldr \base, =0xF2003000 @ base address of PIC registers - - @@ read MREQ register of PIC0 - - mov \irqnr, #0 - ldr \irqstat, [\base, #0x00000014 ] @ lower 32 interrupts - cmp \irqstat, #0 - bne 1001f - - @@ read MREQ register of PIC1 - - ldr \irqstat, [\base, #0x00000094] @ upper 32 interrupts - cmp \irqstat, #0 - beq 1002f - mov \irqnr, #0x20 - -1001: - movs \tmp, \irqstat, lsl #16 - movne \irqstat, \tmp - addeq \irqnr, \irqnr, #16 - - movs \tmp, \irqstat, lsl #8 - movne \irqstat, \tmp - addeq \irqnr, \irqnr, #8 - - movs \tmp, \irqstat, lsl #4 - movne \irqstat, \tmp - addeq \irqnr, \irqnr, #4 - - movs \tmp, \irqstat, lsl #2 - movne \irqstat, \tmp - addeq \irqnr, \irqnr, #2 - - movs \tmp, \irqstat, lsl #1 - addeq \irqnr, \irqnr, #1 - orrs \base, \base, #1 -1002: - @@ exit here, Z flag unset if IRQ - - .endm diff --git a/arch/arm/plat-tcc/include/mach/hardware.h b/arch/arm/plat-tcc/include/mach/hardware.h deleted file mode 100644 index e70d126ccaf..00000000000 --- a/arch/arm/plat-tcc/include/mach/hardware.h +++ /dev/null @@ -1,43 +0,0 @@ -/* - * Author: RidgeRun, Inc. Greg Lonnon <glonnon@ridgerun.com> - * Reorganized for Linux-2.6 by Tony Lindgren <tony@atomide.com> - * and Dirk Behme <dirk.behme@de.bosch.com> - * Rewritten by: <linux@telechips.com> - * Description: Hardware definitions for TCC8300 processors and boards - * - * Copyright (C) 2001 RidgeRun, Inc. - * Copyright (C) 2008-2009 Telechips - * - * Modifications for mainline (C) 2009 Hans J. Koch <hjk@linutronix.de> - * - * Licensed under the terms of the GNU Pulic License version 2. - */ - -#ifndef __ASM_ARCH_TCC_HARDWARE_H -#define __ASM_ARCH_TCC_HARDWARE_H - -#include <asm/sizes.h> -#ifndef __ASSEMBLER__ -#include <asm/types.h> -#endif -#include <mach/io.h> - -/* - * ---------------------------------------------------------------------------- - * Clocks - * ---------------------------------------------------------------------------- - */ -#define CLKGEN_REG_BASE 0xfffece00 -#define ARM_CKCTL (CLKGEN_REG_BASE + 0x0) -#define ARM_IDLECT1 (CLKGEN_REG_BASE + 0x4) -#define ARM_IDLECT2 (CLKGEN_REG_BASE + 0x8) -#define ARM_EWUPCT (CLKGEN_REG_BASE + 0xC) -#define ARM_RSTCT1 (CLKGEN_REG_BASE + 0x10) -#define ARM_RSTCT2 (CLKGEN_REG_BASE + 0x14) -#define ARM_SYSST (CLKGEN_REG_BASE + 0x18) -#define ARM_IDLECT3 (CLKGEN_REG_BASE + 0x24) - -/* DPLL control registers */ -#define DPLL_CTL 0xfffecf00 - -#endif /* __ASM_ARCH_TCC_HARDWARE_H */ diff --git a/arch/arm/plat-tcc/include/mach/io.h b/arch/arm/plat-tcc/include/mach/io.h deleted file mode 100644 index 3e911d3ea0f..00000000000 --- a/arch/arm/plat-tcc/include/mach/io.h +++ /dev/null @@ -1,23 +0,0 @@ -/* - * IO definitions for TCC8000 processors and boards - * - * Copyright (C) 1997-1999 Russell King - * Copyright (C) 2008-2009 Telechips - * Copyright (C) 2010 Hans J. Koch <hjk@linutronix.de> - * - * Licensed under the terms of the GNU Public License version 2. - */ - -#ifndef __ASM_ARM_ARCH_IO_H -#define __ASM_ARM_ARCH_IO_H - -#define IO_SPACE_LIMIT 0xffffffff - -/* - * We don't actually have real ISA nor PCI buses, but there is so many - * drivers out there that might just work if we fake them... - */ -#define __io(a) __typesafe_io(a) -#define __mem_pci(a) (a) - -#endif diff --git a/arch/arm/plat-tcc/include/mach/irqs.h b/arch/arm/plat-tcc/include/mach/irqs.h deleted file mode 100644 index da863894d49..00000000000 --- a/arch/arm/plat-tcc/include/mach/irqs.h +++ /dev/null @@ -1,83 +0,0 @@ -/* - * IRQ definitions for TCC8xxx - * - * Copyright (C) 2008-2009 Telechips - * Copyright (C) 2009 Hans J. Koch <hjk@linutronix.de> - * - * Licensed under the terms of the GPL v2. - * - */ - -#ifndef __ASM_ARCH_TCC_IRQS_H -#define __ASM_ARCH_TCC_IRQS_H - -#define NR_IRQS 64 - -/* PIC0 interrupts */ -#define INT_ADMA1 0 -#define INT_BDMA 1 -#define INT_ADMA0 2 -#define INT_GDMA1 3 -#define INT_I2S0RX 4 -#define INT_I2S0TX 5 -#define INT_TC 6 -#define INT_UART0 7 -#define INT_USBD 8 -#define INT_SPI0TX 9 -#define INT_UDMA 10 -#define INT_LIRQ 11 -#define INT_GDMA2 12 -#define INT_GDMA0 13 -#define INT_TC32 14 -#define INT_LCD 15 -#define INT_ADC 16 -#define INT_I2C 17 -#define INT_RTCP 18 -#define INT_RTCA 19 -#define INT_NFC 20 -#define INT_SD0 21 -#define INT_GSB0 22 -#define INT_PK 23 -#define INT_USBH0 24 -#define INT_USBH1 25 -#define INT_G2D 26 -#define INT_ECC 27 -#define INT_SPI0RX 28 -#define INT_UART1 29 -#define INT_MSCL 30 -#define INT_GSB1 31 -/* PIC1 interrupts */ -#define INT_E0 32 -#define INT_E1 33 -#define INT_E2 34 -#define INT_E3 35 -#define INT_E4 36 -#define INT_E5 37 -#define INT_E6 38 -#define INT_E7 39 -#define INT_UART2 40 -#define INT_UART3 41 -#define INT_SPI1TX 42 -#define INT_SPI1RX 43 -#define INT_GSB2 44 -#define INT_SPDIF 45 -#define INT_CDIF 46 -#define INT_VBON 47 -#define INT_VBOFF 48 -#define INT_SD1 49 -#define INT_UART4 50 -#define INT_GDMA3 51 -#define INT_I2S1RX 52 -#define INT_I2S1TX 53 -#define INT_CAN0 54 -#define INT_CAN1 55 -#define INT_GSB3 56 -#define INT_KRST 57 -#define INT_UNUSED 58 -#define INT_SD0D3 59 -#define INT_SD1D3 60 -#define INT_GPS0 61 -#define INT_GPS1 62 -#define INT_GPS2 63 - -#endif /* ASM_ARCH_TCC_IRQS_H */ diff --git a/arch/arm/plat-tcc/include/mach/system.h b/arch/arm/plat-tcc/include/mach/system.h deleted file mode 100644 index 909e6035d84..00000000000 --- a/arch/arm/plat-tcc/include/mach/system.h +++ /dev/null @@ -1,31 +0,0 @@ -/* - * Author: <linux@telechips.com> - * Created: June 10, 2008 - * Description: LINUX SYSTEM FUNCTIONS for TCC83x - * - * Copyright (C) 2008-2009 Telechips - * - * Licensed under the terms of the GPL v2. - * - */ - -#ifndef __ASM_ARCH_SYSTEM_H -#define __ASM_ARCH_SYSTEM_H -#include <linux/clk.h> - -#include <asm/mach-types.h> -#include <mach/hardware.h> - -extern void plat_tcc_reboot(void); - -static inline void arch_idle(void) -{ - cpu_do_idle(); -} - -static inline void arch_reset(char mode, const char *cmd) -{ - plat_tcc_reboot(); -} - -#endif diff --git a/arch/arm/plat-tcc/include/mach/tcc8k-regs.h b/arch/arm/plat-tcc/include/mach/tcc8k-regs.h deleted file mode 100644 index 1d942829533..00000000000 --- a/arch/arm/plat-tcc/include/mach/tcc8k-regs.h +++ /dev/null @@ -1,807 +0,0 @@ -/* - * Telechips TCC8000 register definitions - * - * (C) 2009 Hans J. Koch <hjk@linutronix.de> - * - * Licensed under the terms of the GPLv2. - */ - -#ifndef TCC8K_REGS_H -#define TCC8K_REGS_H - -#include <linux/types.h> - -#define EXT_SDRAM_BASE 0x20000000 -#define INT_SRAM_BASE 0x30000000 -#define INT_SRAM_SIZE SZ_32K -#define CS0_BASE 0x40000000 -#define CS1_BASE 0x50000000 -#define CS1_SIZE SZ_64K -#define CS2_BASE 0x60000000 -#define CS3_BASE 0x70000000 -#define AHB_PERI_BASE 0x80000000 -#define AHB_PERI_SIZE SZ_64K -#define APB0_PERI_BASE 0x90000000 -#define APB0_PERI_SIZE SZ_128K -#define APB1_PERI_BASE 0x98000000 -#define APB1_PERI_SIZE SZ_128K -#define DATA_TCM_BASE 0xa0000000 -#define DATA_TCM_SIZE SZ_8K -#define EXT_MEM_CTRL_BASE 0xf0000000 -#define EXT_MEM_CTRL_SIZE SZ_4K - -#define CS1_BASE_VIRT (void __iomem *)0xf7000000 -#define AHB_PERI_BASE_VIRT (void __iomem *)0xf4000000 -#define APB0_PERI_BASE_VIRT (void __iomem *)0xf1000000 -#define APB1_PERI_BASE_VIRT (void __iomem *)0xf2000000 -#define EXT_MEM_CTRL_BASE_VIRT (void __iomem *)0xf3000000 -#define INT_SRAM_BASE_VIRT (void __iomem *)0xf5000000 -#define DATA_TCM_BASE_VIRT (void __iomem *)0xf6000000 - -#define __REG(x) (*((volatile u32 *)(x))) - -/* USB Device Controller Registers */ -#define UDC_BASE (AHB_PERI_BASE_VIRT + 0x8000) -#define UDC_BASE_PHYS (AHB_PERI_BASE + 0x8000) - -#define UDC_IR_OFFS 0x00 -#define UDC_EIR_OFFS 0x04 -#define UDC_EIER_OFFS 0x08 -#define UDC_FAR_OFFS 0x0c -#define UDC_FNR_OFFS 0x10 -#define UDC_EDR_OFFS 0x14 -#define UDC_RT_OFFS 0x18 -#define UDC_SSR_OFFS 0x1c -#define UDC_SCR_OFFS 0x20 -#define UDC_EP0SR_OFFS 0x24 -#define UDC_EP0CR_OFFS 0x28 - -#define UDC_ESR_OFFS 0x2c -#define UDC_ECR_OFFS 0x30 -#define UDC_BRCR_OFFS 0x34 -#define UDC_BWCR_OFFS 0x38 -#define UDC_MPR_OFFS 0x3c -#define UDC_DCR_OFFS 0x40 -#define UDC_DTCR_OFFS 0x44 -#define UDC_DFCR_OFFS 0x48 -#define UDC_DTTCR1_OFFS 0x4c -#define UDC_DTTCR2_OFFS 0x50 -#define UDC_ESR2_OFFS 0x54 - -#define UDC_SCR2_OFFS 0x58 -#define UDC_EP0BUF_OFFS 0x60 -#define UDC_EP1BUF_OFFS 0x64 -#define UDC_EP2BUF_OFFS 0x68 -#define UDC_EP3BUF_OFFS 0x6c -#define UDC_PLICR_OFFS 0xa0 -#define UDC_PCR_OFFS 0xa4 - -#define UDC_UPCR0_OFFS 0xc8 -#define UDC_UPCR1_OFFS 0xcc -#define UDC_UPCR2_OFFS 0xd0 -#define UDC_UPCR3_OFFS 0xd4 - -/* Bits in UDC_EIR */ -#define UDC_EIR_EP0I (1 << 0) -#define UDC_EIR_EP1I (1 << 1) -#define UDC_EIR_EP2I (1 << 2) -#define UDC_EIR_EP3I (1 << 3) -#define UDC_EIR_EPI_MASK 0x0f - -/* Bits in UDC_EIER */ -#define UDC_EIER_EP0IE (1 << 0) -#define UDC_EIER_EP1IE (1 << 1) -#define UDC_EIER_EP2IE (1 << 2) -#define UDC_EIER_EP3IE (1 << 3) - -/* Bits in UDC_FNR */ -#define UDC_FNR_FN_MASK 0x7ff -#define UDC_FNR_SM (1 << 13) -#define UDC_FNR_FTL (1 << 14) - -/* Bits in UDC_SSR */ -#define UDC_SSR_HFRES (1 << 0) -#define UDC_SSR_HFSUSP (1 << 1) -#define UDC_SSR_HFRM (1 << 2) -#define UDC_SSR_SDE (1 << 3) -#define UDC_SSR_HSP (1 << 4) -#define UDC_SSR_DM (1 << 5) -#define UDC_SSR_DP (1 << 6) -#define UDC_SSR_TBM (1 << 7) -#define UDC_SSR_VBON (1 << 8) -#define UDC_SSR_VBOFF (1 << 9) -#define UDC_SSR_EOERR (1 << 10) -#define UDC_SSR_DCERR (1 << 11) -#define UDC_SSR_TCERR (1 << 12) -#define UDC_SSR_BSERR (1 << 13) -#define UDC_SSR_TMERR (1 << 14) -#define UDC_SSR_BAERR (1 << 15) - -/* Bits in UDC_SCR */ -#define UDC_SCR_HRESE (1 << 0) -#define UDC_SCR_HSSPE (1 << 1) -#define UDC_SCR_RRDE (1 << 5) -#define UDC_SCR_SPDEN (1 << 6) -#define UDC_SCR_DIEN (1 << 12) - -/* Bits in UDC_EP0SR */ -#define UDC_EP0SR_RSR (1 << 0) -#define UDC_EP0SR_TST (1 << 1) -#define UDC_EP0SR_SHT (1 << 4) -#define UDC_EP0SR_LWO (1 << 6) - -/* Bits in UDC_EP0CR */ -#define UDC_EP0CR_ESS (1 << 1) - -/* Bits in UDC_ESR */ -#define UDC_ESR_RPS (1 << 0) -#define UDC_ESR_TPS (1 << 1) -#define UDC_ESR_LWO (1 << 4) -#define UDC_ESR_FFS (1 << 6) - -/* Bits in UDC_ECR */ -#define UDC_ECR_ESS (1 << 1) -#define UDC_ECR_CDP (1 << 2) - -#define UDC_ECR_FLUSH (1 << 6) -#define UDC_ECR_DUEN (1 << 7) - -/* Bits in UDC_UPCR0 */ -#define UDC_UPCR0_VBD (1 << 1) -#define UDC_UPCR0_VBDS (1 << 6) -#define UDC_UPCR0_RCD_12 (0x0 << 9) -#define UDC_UPCR0_RCD_24 (0x1 << 9) -#define UDC_UPCR0_RCD_48 (0x2 << 9) -#define UDC_UPCR0_RCS_EXT (0x1 << 11) -#define UDC_UPCR0_RCS_XTAL (0x0 << 11) - -/* Bits in UDC_UPCR1 */ -#define UDC_UPCR1_CDT(x) ((x) << 0) -#define UDC_UPCR1_OTGT(x) ((x) << 3) -#define UDC_UPCR1_SQRXT(x) ((x) << 8) -#define UDC_UPCR1_TXFSLST(x) ((x) << 12) - -/* Bits in UDC_UPCR2 */ -#define UDC_UPCR2_TP (1 << 0) -#define UDC_UPCR2_TXRT(x) ((x) << 2) -#define UDC_UPCR2_TXVRT(x) ((x) << 5) -#define UDC_UPCR2_OPMODE(x) ((x) << 9) -#define UDC_UPCR2_XCVRSEL(x) ((x) << 12) -#define UDC_UPCR2_TM (1 << 14) - -/* USB Host Controller registers */ -#define USBH0_BASE (AHB_PERI_BASE_VIRT + 0xb000) -#define USBH1_BASE (AHB_PERI_BASE_VIRT + 0xb800) - -#define OHCI_INT_ENABLE_OFFS 0x10 - -#define RH_DESCRIPTOR_A_OFFS 0x48 -#define RH_DESCRIPTOR_B_OFFS 0x4c - -#define USBHTCFG0_OFFS 0x100 -#define USBHHCFG0_OFFS 0x104 -#define USBHHCFG1_OFFS 0x104 - -/* DMA controller registers */ -#define DMAC0_BASE (AHB_PERI_BASE + 0x4000) -#define DMAC1_BASE (AHB_PERI_BASE + 0xa000) -#define DMAC2_BASE (AHB_PERI_BASE + 0x4800) -#define DMAC3_BASE (AHB_PERI_BASE + 0xa800) - -#define DMAC_CH_OFFSET(ch) (ch * 0x30) - -#define ST_SADR_OFFS 0x00 -#define SPARAM_OFFS 0x04 -#define C_SADR_OFFS 0x0c -#define ST_DADR_OFFS 0x10 -#define DPARAM_OFFS 0x14 -#define C_DADR_OFFS 0x1c -#define HCOUNT_OFFS 0x20 -#define CHCTRL_OFFS 0x24 -#define RPTCTRL_OFFS 0x28 -#define EXTREQ_A_OFFS 0x2c - -/* Bits in CHCTRL register */ -#define CHCTRL_EN (1 << 0) - -#define CHCTRL_IEN (1 << 2) -#define CHCTRL_FLAG (1 << 3) -#define CHCTRL_WSIZE8 (0 << 4) -#define CHCTRL_WSIZE16 (1 << 4) -#define CHCTRL_WSIZE32 (2 << 4) - -#define CHCTRL_BSIZE1 (0 << 6) -#define CHCTRL_BSIZE2 (1 << 6) -#define CHCTRL_BSIZE4 (2 << 6) -#define CHCTRL_BSIZE8 (3 << 6) - -#define CHCTRL_TYPE_SINGLE_E (0 << 8) -#define CHCTRL_TYPE_HW (1 << 8) -#define CHCTRL_TYPE_SW (2 << 8) -#define CHCTRL_TYPE_SINGLE_L (3 << 8) - -#define CHCTRL_BST (1 << 10) - -/* Use DMA controller 0, channel 2 for USB */ -#define USB_DMA_BASE (DMAC0_BASE + DMAC_CH_OFFSET(2)) - -/* NAND flash controller registers */ -#define NFC_BASE (AHB_PERI_BASE_VIRT + 0xd000) -#define NFC_BASE_PHYS (AHB_PERI_BASE + 0xd000) - -#define NFC_CMD_OFFS 0x00 -#define NFC_LADDR_OFFS 0x04 -#define NFC_BADDR_OFFS 0x08 -#define NFC_SADDR_OFFS 0x0c -#define NFC_WDATA_OFFS 0x10 -#define NFC_LDATA_OFFS 0x20 -#define NFC_SDATA_OFFS 0x40 -#define NFC_CTRL_OFFS 0x50 -#define NFC_PSTART_OFFS 0x54 -#define NFC_RSTART_OFFS 0x58 -#define NFC_DSIZE_OFFS 0x5c -#define NFC_IREQ_OFFS 0x60 -#define NFC_RST_OFFS 0x64 -#define NFC_CTRL1_OFFS 0x68 -#define NFC_MDATA_OFFS 0x70 - -#define NFC_WDATA_PHYS_ADDR (NFC_BASE_PHYS + NFC_WDATA_OFFS) - -/* Bits in NFC_CTRL */ -#define NFC_CTRL_BHLD_MASK (0xf << 0) -#define NFC_CTRL_BPW_MASK (0xf << 4) -#define NFC_CTRL_BSTP_MASK (0xf << 8) -#define NFC_CTRL_CADDR_MASK (0x7 << 12) -#define NFC_CTRL_CADDR_1 (0x0 << 12) -#define NFC_CTRL_CADDR_2 (0x1 << 12) -#define NFC_CTRL_CADDR_3 (0x2 << 12) -#define NFC_CTRL_CADDR_4 (0x3 << 12) -#define NFC_CTRL_CADDR_5 (0x4 << 12) -#define NFC_CTRL_MSK (1 << 15) -#define NFC_CTRL_PSIZE256 (0 << 16) -#define NFC_CTRL_PSIZE512 (1 << 16) -#define NFC_CTRL_PSIZE1024 (2 << 16) -#define NFC_CTRL_PSIZE2048 (3 << 16) -#define NFC_CTRL_PSIZE4096 (4 << 16) -#define NFC_CTRL_PSIZE_MASK (7 << 16) -#define NFC_CTRL_BSIZE1 (0 << 19) -#define NFC_CTRL_BSIZE2 (1 << 19) -#define NFC_CTRL_BSIZE4 (2 << 19) -#define NFC_CTRL_BSIZE8 (3 << 19) -#define NFC_CTRL_BSIZE_MASK (3 << 19) -#define NFC_CTRL_RDY (1 << 21) -#define NFC_CTRL_CS0SEL (1 << 22) -#define NFC_CTRL_CS1SEL (1 << 23) -#define NFC_CTRL_CS2SEL (1 << 24) -#define NFC_CTRL_CS3SEL (1 << 25) -#define NFC_CTRL_CSMASK (0xf << 22) -#define NFC_CTRL_BW (1 << 26) -#define NFC_CTRL_FS (1 << 27) -#define NFC_CTRL_DEN (1 << 28) -#define NFC_CTRL_READ_IEN (1 << 29) -#define NFC_CTRL_PROG_IEN (1 << 30) -#define NFC_CTRL_RDY_IEN (1 << 31) - -/* Bits in NFC_IREQ */ -#define NFC_IREQ_IRQ0 (1 << 0) -#define NFC_IREQ_IRQ1 (1 << 1) -#define NFC_IREQ_IRQ2 (1 << 2) - -#define NFC_IREQ_FLAG0 (1 << 4) -#define NFC_IREQ_FLAG1 (1 << 5) -#define NFC_IREQ_FLAG2 (1 << 6) - -/* MMC controller registers */ -#define MMC0_BASE (AHB_PERI_BASE_VIRT + 0xe000) -#define MMC1_BASE (AHB_PERI_BASE_VIRT + 0xe800) - -/* UART base addresses */ - -#define UART0_BASE (APB0_PERI_BASE_VIRT + 0x07000) -#define UART0_BASE_PHYS (APB0_PERI_BASE + 0x07000) -#define UART1_BASE (APB0_PERI_BASE_VIRT + 0x08000) -#define UART1_BASE_PHYS (APB0_PERI_BASE + 0x08000) -#define UART2_BASE (APB0_PERI_BASE_VIRT + 0x09000) -#define UART2_BASE_PHYS (APB0_PERI_BASE + 0x09000) -#define UART3_BASE (APB0_PERI_BASE_VIRT + 0x0a000) -#define UART3_BASE_PHYS (APB0_PERI_BASE + 0x0a000) -#define UART4_BASE (APB0_PERI_BASE_VIRT + 0x15000) -#define UART4_BASE_PHYS (APB0_PERI_BASE + 0x15000) - -#define UART_BASE UART0_BASE -#define UART_BASE_PHYS UART0_BASE_PHYS - -/* ECC controller */ -#define ECC_CTR_BASE (APB0_PERI_BASE_VIRT + 0xd000) - -#define ECC_CTRL_OFFS 0x00 -#define ECC_BASE_OFFS 0x04 -#define ECC_MASK_OFFS 0x08 -#define ECC_CLEAR_OFFS 0x0c -#define ECC4_0_OFFS 0x10 -#define ECC4_1_OFFS 0x14 - -#define ECC_EADDR0_OFFS 0x50 - -#define ECC_ERRNUM_OFFS 0x90 -#define ECC_IREQ_OFFS 0x94 - -/* Bits in ECC_CTRL */ -#define ECC_CTRL_ECC4_DIEN (1 << 28) -#define ECC_CTRL_ECC8_DIEN (1 << 29) -#define ECC_CTRL_ECC12_DIEN (1 << 30) -#define ECC_CTRL_ECC_DISABLE 0x0 -#define ECC_CTRL_ECC_SLC_ENC 0x8 -#define ECC_CTRL_ECC_SLC_DEC 0x9 -#define ECC_CTRL_ECC4_ENC 0xa -#define ECC_CTRL_ECC4_DEC 0xb -#define ECC_CTRL_ECC8_ENC 0xc -#define ECC_CTRL_ECC8_DEC 0xd -#define ECC_CTRL_ECC12_ENC 0xe -#define ECC_CTRL_ECC12_DEC 0xf - -/* Bits in ECC_IREQ */ -#define ECC_IREQ_E4DI (1 << 4) - -#define ECC_IREQ_E4DF (1 << 20) -#define ECC_IREQ_E4EF (1 << 21) - -/* Interrupt controller */ - -#define PIC0_BASE (APB1_PERI_BASE_VIRT + 0x3000) -#define PIC0_BASE_PHYS (APB1_PERI_BASE + 0x3000) - -#define PIC0_IEN_OFFS 0x00 -#define PIC0_CREQ_OFFS 0x04 -#define PIC0_IREQ_OFFS 0x08 -#define PIC0_IRQSEL_OFFS 0x0c -#define PIC0_SRC_OFFS 0x10 -#define PIC0_MREQ_OFFS 0x14 -#define PIC0_TSTREQ_OFFS 0x18 -#define PIC0_POL_OFFS 0x1c -#define PIC0_IRQ_OFFS 0x20 -#define PIC0_FIQ_OFFS 0x24 -#define PIC0_MIRQ_OFFS 0x28 -#define PIC0_MFIQ_OFFS 0x2c -#define PIC0_TMODE_OFFS 0x30 -#define PIC0_SYNC_OFFS 0x34 -#define PIC0_WKUP_OFFS 0x38 -#define PIC0_TMODEA_OFFS 0x3c -#define PIC0_INTOEN_OFFS 0x40 -#define PIC0_MEN0_OFFS 0x44 -#define PIC0_MEN_OFFS 0x48 - -#define PIC0_IEN __REG(PIC0_BASE + PIC0_IEN_OFFS) -#define PIC0_IEN_PHYS __REG(PIC0_BASE_PHYS + PIC0_IEN_OFFS) -#define PIC0_CREQ __REG(PIC0_BASE + PIC0_CREQ_OFFS) -#define PIC0_CREQ_PHYS __REG(PIC0_BASE_PHYS + PIC0_CREQ_OFFS) -#define PIC0_IREQ __REG(PIC0_BASE + PIC0_IREQ_OFFS) -#define PIC0_IRQSEL __REG(PIC0_BASE + PIC0_IRQSEL_OFFS) -#define PIC0_IRQSEL_PHYS __REG(PIC0_BASE_PHYS + PIC0_IRQSEL_OFFS) -#define PIC0_SRC __REG(PIC0_BASE + PIC0_SRC_OFFS) -#define PIC0_MREQ __REG(PIC0_BASE + PIC0_MREQ_OFFS) -#define PIC0_TSTREQ __REG(PIC0_BASE + PIC0_TSTREQ_OFFS) -#define PIC0_POL __REG(PIC0_BASE + PIC0_POL_OFFS) -#define PIC0_IRQ __REG(PIC0_BASE + PIC0_IRQ_OFFS) -#define PIC0_FIQ __REG(PIC0_BASE + PIC0_FIQ_OFFS) -#define PIC0_MIRQ __REG(PIC0_BASE + PIC0_MIRQ_OFFS) -#define PIC0_MFIQ __REG(PIC0_BASE + PIC0_MFIQ_OFFS) -#define PIC0_TMODE __REG(PIC0_BASE + PIC0_TMODE_OFFS) -#define PIC0_TMODE_PHYS __REG(PIC0_BASE_PHYS + PIC0_TMODE_OFFS) -#define PIC0_SYNC __REG(PIC0_BASE + PIC0_SYNC_OFFS) -#define PIC0_WKUP __REG(PIC0_BASE + PIC0_WKUP_OFFS) -#define PIC0_TMODEA __REG(PIC0_BASE + PIC0_TMODEA_OFFS) -#define PIC0_INTOEN __REG(PIC0_BASE + PIC0_INTOEN_OFFS) -#define PIC0_MEN0 __REG(PIC0_BASE + PIC0_MEN0_OFFS) -#define PIC0_MEN __REG(PIC0_BASE + PIC0_MEN_OFFS) - -#define PIC1_BASE (APB1_PERI_BASE_VIRT + 0x3080) - -#define PIC1_IEN_OFFS 0x00 -#define PIC1_CREQ_OFFS 0x04 -#define PIC1_IREQ_OFFS 0x08 -#define PIC1_IRQSEL_OFFS 0x0c -#define PIC1_SRC_OFFS 0x10 -#define PIC1_MREQ_OFFS 0x14 -#define PIC1_TSTREQ_OFFS 0x18 -#define PIC1_POL_OFFS 0x1c -#define PIC1_IRQ_OFFS 0x20 -#define PIC1_FIQ_OFFS 0x24 -#define PIC1_MIRQ_OFFS 0x28 -#define PIC1_MFIQ_OFFS 0x2c -#define PIC1_TMODE_OFFS 0x30 -#define PIC1_SYNC_OFFS 0x34 -#define PIC1_WKUP_OFFS 0x38 -#define PIC1_TMODEA_OFFS 0x3c -#define PIC1_INTOEN_OFFS 0x40 -#define PIC1_MEN1_OFFS 0x44 -#define PIC1_MEN_OFFS 0x48 - -#define PIC1_IEN __REG(PIC1_BASE + PIC1_IEN_OFFS) -#define PIC1_CREQ __REG(PIC1_BASE + PIC1_CREQ_OFFS) -#define PIC1_IREQ __REG(PIC1_BASE + PIC1_IREQ_OFFS) -#define PIC1_IRQSEL __REG(PIC1_BASE + PIC1_IRQSEL_OFFS) -#define PIC1_SRC __REG(PIC1_BASE + PIC1_SRC_OFFS) -#define PIC1_MREQ __REG(PIC1_BASE + PIC1_MREQ_OFFS) -#define PIC1_TSTREQ __REG(PIC1_BASE + PIC1_TSTREQ_OFFS) -#define PIC1_POL __REG(PIC1_BASE + PIC1_POL_OFFS) -#define PIC1_IRQ __REG(PIC1_BASE + PIC1_IRQ_OFFS) -#define PIC1_FIQ __REG(PIC1_BASE + PIC1_FIQ_OFFS) -#define PIC1_MIRQ __REG(PIC1_BASE + PIC1_MIRQ_OFFS) -#define PIC1_MFIQ __REG(PIC1_BASE + PIC1_MFIQ_OFFS) -#define PIC1_TMODE __REG(PIC1_BASE + PIC1_TMODE_OFFS) -#define PIC1_SYNC __REG(PIC1_BASE + PIC1_SYNC_OFFS) -#define PIC1_WKUP __REG(PIC1_BASE + PIC1_WKUP_OFFS) -#define PIC1_TMODEA __REG(PIC1_BASE + PIC1_TMODEA_OFFS) -#define PIC1_INTOEN __REG(PIC1_BASE + PIC1_INTOEN_OFFS) -#define PIC1_MEN1 __REG(PIC1_BASE + PIC1_MEN1_OFFS) -#define PIC1_MEN __REG(PIC1_BASE + PIC1_MEN_OFFS) - -/* Timer registers */ -#define TIMER_BASE (APB1_PERI_BASE_VIRT + 0x4000) -#define TIMER_BASE_PHYS (APB1_PERI_BASE + 0x4000) - -#define TWDCFG_OFFS 0x70 - -#define TC32EN_OFFS 0x80 -#define TC32LDV_OFFS 0x84 -#define TC32CMP0_OFFS 0x88 -#define TC32CMP1_OFFS 0x8c -#define TC32PCNT_OFFS 0x90 -#define TC32MCNT_OFFS 0x94 -#define TC32IRQ_OFFS 0x98 - -/* Bits in TC32EN */ -#define TC32EN_PRESCALE_MASK 0x00ffffff -#define TC32EN_ENABLE (1 << 24) -#define TC32EN_LOADZERO (1 << 25) -#define TC32EN_STOPMODE (1 << 26) -#define TC32EN_LDM0 (1 << 28) -#define TC32EN_LDM1 (1 << 29) - -/* Bits in TC32IRQ */ -#define TC32IRQ_MSTAT_MASK 0x0000001f -#define TC32IRQ_RSTAT_MASK (0x1f << 8) -#define TC32IRQ_IRQEN0 (1 << 16) -#define TC32IRQ_IRQEN1 (1 << 17) -#define TC32IRQ_IRQEN2 (1 << 18) -#define TC32IRQ_IRQEN3 (1 << 19) -#define TC32IRQ_IRQEN4 (1 << 20) -#define TC32IRQ_RSYNC (1 << 30) -#define TC32IRQ_IRQCLR (1 << 31) - -/* GPIO registers */ -#define GPIOPD_BASE (APB1_PERI_BASE_VIRT + 0x5000) - -#define GPIOPD_DAT_OFFS 0x00 -#define GPIOPD_DOE_OFFS 0x04 -#define GPIOPD_FS0_OFFS 0x08 -#define GPIOPD_FS1_OFFS 0x0c -#define GPIOPD_FS2_OFFS 0x10 -#define GPIOPD_RPU_OFFS 0x30 -#define GPIOPD_RPD_OFFS 0x34 -#define GPIOPD_DV0_OFFS 0x38 -#define GPIOPD_DV1_OFFS 0x3c - -#define GPIOPS_BASE (APB1_PERI_BASE_VIRT + 0x5000) - -#define GPIOPS_DAT_OFFS 0x40 -#define GPIOPS_DOE_OFFS 0x44 -#define GPIOPS_FS0_OFFS 0x48 -#define GPIOPS_FS1_OFFS 0x4c -#define GPIOPS_FS2_OFFS 0x50 -#define GPIOPS_FS3_OFFS 0x54 -#define GPIOPS_RPU_OFFS 0x70 -#define GPIOPS_RPD_OFFS 0x74 -#define GPIOPS_DV0_OFFS 0x78 -#define GPIOPS_DV1_OFFS 0x7c - -#define GPIOPS_FS1_SDH0_BITS 0x000000ff -#define GPIOPS_FS1_SDH1_BITS 0x0000ff00 - -#define GPIOPU_BASE (APB1_PERI_BASE_VIRT + 0x5000) - -#define GPIOPU_DAT_OFFS 0x80 -#define GPIOPU_DOE_OFFS 0x84 -#define GPIOPU_FS0_OFFS 0x88 -#define GPIOPU_FS1_OFFS 0x8c -#define GPIOPU_FS2_OFFS 0x90 -#define GPIOPU_RPU_OFFS 0xb0 -#define GPIOPU_RPD_OFFS 0xb4 -#define GPIOPU_DV0_OFFS 0xb8 -#define GPIOPU_DV1_OFFS 0xbc - -#define GPIOPU_FS0_TXD0 (1 << 0) -#define GPIOPU_FS0_RXD0 (1 << 1) -#define GPIOPU_FS0_CTS0 (1 << 2) -#define GPIOPU_FS0_RTS0 (1 << 3) -#define GPIOPU_FS0_TXD1 (1 << 4) -#define GPIOPU_FS0_RXD1 (1 << 5) -#define GPIOPU_FS0_CTS1 (1 << 6) -#define GPIOPU_FS0_RTS1 (1 << 7) -#define GPIOPU_FS0_TXD2 (1 << 8) -#define GPIOPU_FS0_RXD2 (1 << 9) -#define GPIOPU_FS0_CTS2 (1 << 10) -#define GPIOPU_FS0_RTS2 (1 << 11) -#define GPIOPU_FS0_TXD3 (1 << 12) -#define GPIOPU_FS0_RXD3 (1 << 13) -#define GPIOPU_FS0_CTS3 (1 << 14) -#define GPIOPU_FS0_RTS3 (1 << 15) -#define GPIOPU_FS0_TXD4 (1 << 16) -#define GPIOPU_FS0_RXD4 (1 << 17) -#define GPIOPU_FS0_CTS4 (1 << 18) -#define GPIOPU_FS0_RTS4 (1 << 19) - -#define GPIOFC_BASE (APB1_PERI_BASE_VIRT + 0x5000) - -#define GPIOFC_DAT_OFFS 0xc0 -#define GPIOFC_DOE_OFFS 0xc4 -#define GPIOFC_FS0_OFFS 0xc8 -#define GPIOFC_FS1_OFFS 0xcc -#define GPIOFC_FS2_OFFS 0xd0 -#define GPIOFC_FS3_OFFS 0xd4 -#define GPIOFC_RPU_OFFS 0xf0 -#define GPIOFC_RPD_OFFS 0xf4 -#define GPIOFC_DV0_OFFS 0xf8 -#define GPIOFC_DV1_OFFS 0xfc - -#define GPIOFD_BASE (APB1_PERI_BASE_VIRT + 0x5000) - -#define GPIOFD_DAT_OFFS 0x100 -#define GPIOFD_DOE_OFFS 0x104 -#define GPIOFD_FS0_OFFS 0x108 -#define GPIOFD_FS1_OFFS 0x10c -#define GPIOFD_FS2_OFFS 0x110 -#define GPIOFD_RPU_OFFS 0x130 -#define GPIOFD_RPD_OFFS 0x134 -#define GPIOFD_DV0_OFFS 0x138 -#define GPIOFD_DV1_OFFS 0x13c - -#define GPIOLC_BASE (APB1_PERI_BASE_VIRT + 0x5000) - -#define GPIOLC_DAT_OFFS 0x140 -#define GPIOLC_DOE_OFFS 0x144 -#define GPIOLC_FS0_OFFS 0x148 -#define GPIOLC_FS1_OFFS 0x14c -#define GPIOLC_RPU_OFFS 0x170 -#define GPIOLC_RPD_OFFS 0x174 -#define GPIOLC_DV0_OFFS 0x178 -#define GPIOLC_DV1_OFFS 0x17c - -#define GPIOLD_BASE (APB1_PERI_BASE_VIRT + 0x5000) - -#define GPIOLD_DAT_OFFS 0x180 -#define GPIOLD_DOE_OFFS 0x184 -#define GPIOLD_FS0_OFFS 0x188 -#define GPIOLD_FS1_OFFS 0x18c -#define GPIOLD_FS2_OFFS 0x190 -#define GPIOLD_RPU_OFFS 0x1b0 -#define GPIOLD_RPD_OFFS 0x1b4 -#define GPIOLD_DV0_OFFS 0x1b8 -#define GPIOLD_DV1_OFFS 0x1bc - -#define GPIOAD_BASE (APB1_PERI_BASE_VIRT + 0x5000) - -#define GPIOAD_DAT_OFFS 0x1c0 -#define GPIOAD_DOE_OFFS 0x1c4 -#define GPIOAD_FS0_OFFS 0x1c8 -#define GPIOAD_RPU_OFFS 0x1f0 -#define GPIOAD_RPD_OFFS 0x1f4 -#define GPIOAD_DV0_OFFS 0x1f8 -#define GPIOAD_DV1_OFFS 0x1fc - -#define GPIOXC_BASE (APB1_PERI_BASE_VIRT + 0x5000) - -#define GPIOXC_DAT_OFFS 0x200 -#define GPIOXC_DOE_OFFS 0x204 -#define GPIOXC_FS0_OFFS 0x208 -#define GPIOXC_RPU_OFFS 0x230 -#define GPIOXC_RPD_OFFS 0x234 -#define GPIOXC_DV0_OFFS 0x238 -#define GPIOXC_DV1_OFFS 0x23c - -#define GPIOXC_FS0 __REG(GPIOXC_BASE + GPIOXC_FS0_OFFS) - -#define GPIOXC_FS0_CS0 (1 << 26) -#define GPIOXC_FS0_CS1 (1 << 27) - -#define GPIOXD_BASE (APB1_PERI_BASE_VIRT + 0x5000) - -#define GPIOXD_DAT_OFFS 0x240 -#define GPIOXD_FS0_OFFS 0x248 -#define GPIOXD_RPU_OFFS 0x270 -#define GPIOXD_RPD_OFFS 0x274 -#define GPIOXD_DV0_OFFS 0x278 -#define GPIOXD_DV1_OFFS 0x27c - -#define GPIOPK_BASE (APB1_PERI_BASE_VIRT + 0x1c000) - -#define GPIOPK_RST_OFFS 0x008 -#define GPIOPK_DAT_OFFS 0x100 -#define GPIOPK_DOE_OFFS 0x104 -#define GPIOPK_FS0_OFFS 0x108 -#define GPIOPK_FS1_OFFS 0x10c -#define GPIOPK_FS2_OFFS 0x110 -#define GPIOPK_IRQST_OFFS 0x210 -#define GPIOPK_IRQEN_OFFS 0x214 -#define GPIOPK_IRQPOL_OFFS 0x218 -#define GPIOPK_IRQTM0_OFFS 0x21c -#define GPIOPK_IRQTM1_OFFS 0x220 -#define GPIOPK_CTL_OFFS 0x22c - -#define PMGPIO_BASE (APB1_PERI_BASE_VIRT + 0x10000) -#define BACKUP_RAM_BASE PMGPIO_BASE - -#define PMGPIO_DAT_OFFS 0x800 -#define PMGPIO_DOE_OFFS 0x804 -#define PMGPIO_FS0_OFFS 0x808 -#define PMGPIO_RPU_OFFS 0x810 -#define PMGPIO_RPD_OFFS 0x814 -#define PMGPIO_DV0_OFFS 0x818 -#define PMGPIO_DV1_OFFS 0x81c -#define PMGPIO_EE0_OFFS 0x820 -#define PMGPIO_EE1_OFFS 0x824 -#define PMGPIO_CTL_OFFS 0x828 -#define PMGPIO_DI_OFFS 0x82c -#define PMGPIO_STR_OFFS 0x830 -#define PMGPIO_STF_OFFS 0x834 -#define PMGPIO_POL_OFFS 0x838 -#define PMGPIO_APB_OFFS 0x800 - -/* Clock controller registers */ -#define CKC_BASE ((void __iomem *)(APB1_PERI_BASE_VIRT + 0x6000)) - -#define CLKCTRL_OFFS 0x00 -#define PLL0CFG_OFFS 0x04 -#define PLL1CFG_OFFS 0x08 -#define CLKDIVC0_OFFS 0x0c - -#define BCLKCTR0_OFFS 0x14 -#define SWRESET0_OFFS 0x18 - -#define BCLKCTR1_OFFS 0x60 -#define SWRESET1_OFFS 0x64 -#define PWDCTL_OFFS 0x68 -#define PLL2CFG_OFFS 0x6c -#define CLKDIVC1_OFFS 0x70 - -#define ACLKREF_OFFS 0x80 -#define ACLKI2C_OFFS 0x84 -#define ACLKSPI0_OFFS 0x88 -#define ACLKSPI1_OFFS 0x8c -#define ACLKUART0_OFFS 0x90 -#define ACLKUART1_OFFS 0x94 -#define ACLKUART2_OFFS 0x98 -#define ACLKUART3_OFFS 0x9c -#define ACLKUART4_OFFS 0xa0 -#define ACLKTCT_OFFS 0xa4 -#define ACLKTCX_OFFS 0xa8 -#define ACLKTCZ_OFFS 0xac -#define ACLKADC_OFFS 0xb0 -#define ACLKDAI0_OFFS 0xb4 -#define ACLKDAI1_OFFS 0xb8 -#define ACLKLCD_OFFS 0xbc -#define ACLKSPDIF_OFFS 0xc0 -#define ACLKUSBH_OFFS 0xc4 -#define ACLKSDH0_OFFS 0xc8 -#define ACLKSDH1_OFFS 0xcc -#define ACLKC3DEC_OFFS 0xd0 -#define ACLKEXT_OFFS 0xd4 -#define ACLKCAN0_OFFS 0xd8 -#define ACLKCAN1_OFFS 0xdc -#define ACLKGSB0_OFFS 0xe0 -#define ACLKGSB1_OFFS 0xe4 -#define ACLKGSB2_OFFS 0xe8 -#define ACLKGSB3_OFFS 0xec - -#define PLLxCFG_PD (1 << 31) - -/* CLKCTRL bits */ -#define CLKCTRL_XE (1 << 31) - -/* CLKDIVCx bits */ -#define CLKDIVC0_XTE (1 << 7) -#define CLKDIVC0_XE (1 << 15) -#define CLKDIVC0_P1E (1 << 23) -#define CLKDIVC0_P0E (1 << 31) - -#define CLKDIVC1_P2E (1 << 7) - -/* BCLKCTR0 clock bits */ -#define BCLKCTR0_USBD (1 << 4) -#define BCLKCTR0_ECC (1 << 9) -#define BCLKCTR0_USBH0 (1 << 11) -#define BCLKCTR0_NFC (1 << 16) - -/* BCLKCTR1 clock bits */ -#define BCLKCTR1_USBH1 (1 << 20) - -/* SWRESET0 bits */ -#define SWRESET0_USBD (1 << 4) -#define SWRESET0_USBH0 (1 << 11) - -/* SWRESET1 bits */ -#define SWRESET1_USBH1 (1 << 20) - -/* System clock sources. - * Note: These are the clock sources that serve as parents for - * all other clocks. They have no parents themselves. - * - * These values are used for struct clk->root_id. All clocks - * that are not system clock sources have this value set to - * CLK_SRC_NOROOT. - * The values for system clocks start with CLK_SRC_PLL0 == 0 - * because this gives us exactly the values needed for the lower - * 4 bits of ACLK_* registers. Therefore, CLK_SRC_NOROOT is - * defined as -1 to not disturb the order. - */ -enum root_clks { - CLK_SRC_NOROOT = -1, - CLK_SRC_PLL0 = 0, - CLK_SRC_PLL1, - CLK_SRC_PLL0DIV, - CLK_SRC_PLL1DIV, - CLK_SRC_XI, - CLK_SRC_XIDIV, - CLK_SRC_XTI, - CLK_SRC_XTIDIV, - CLK_SRC_PLL2, - CLK_SRC_PLL2DIV, - CLK_SRC_PK0, - CLK_SRC_PK1, - CLK_SRC_PK2, - CLK_SRC_PK3, - CLK_SRC_PK4, - CLK_SRC_48MHZ -}; - -#define CLK_SRC_MASK 0xf - -/* Bits in ACLK* registers */ -#define ACLK_EN (1 << 28) -#define ACLK_SEL_SHIFT 24 -#define ACLK_SEL_MASK 0x0f000000 -#define ACLK_DIV_MASK 0x00000fff - -/* System configuration registers */ - -#define SCFG_BASE (APB1_PERI_BASE_VIRT + 0x13000) - -#define BMI_OFFS 0x00 -#define AHBCON0_OFFS 0x04 -#define APBPWE_OFFS 0x08 -#define DTCMWAIT_OFFS 0x0c -#define ECCSEL_OFFS 0x10 -#define AHBCON1_OFFS 0x14 -#define SDHCFG_OFFS 0x18 -#define REMAP_OFFS 0x20 -#define LCDSIAE_OFFS 0x24 -#define XMCCFG_OFFS 0xe0 -#define IMCCFG_OFFS 0xe4 - -/* Values for ECCSEL */ -#define ECCSEL_EXTMEM 0x0 -#define ECCSEL_DTCM 0x1 -#define ECCSEL_INT_SRAM 0x2 -#define ECCSEL_AHB 0x3 - -/* Bits in XMCCFG */ -#define XMCCFG_NFCE (1 << 1) -#define XMCCFG_FDXD (1 << 2) - -/* External memory controller registers */ - -#define EMC_BASE EXT_MEM_CTRL_BASE - -#define SDCFG_OFFS 0x00 -#define SDFSM_OFFS 0x04 -#define MCFG_OFFS 0x08 - -#define CSCFG0_OFFS 0x10 -#define CSCFG1_OFFS 0x14 -#define CSCFG2_OFFS 0x18 -#define CSCFG3_OFFS 0x1c - -#define MCFG_SDEN (1 << 4) - -#endif /* TCC8K_REGS_H */ diff --git a/arch/arm/plat-tcc/include/mach/timex.h b/arch/arm/plat-tcc/include/mach/timex.h deleted file mode 100644 index 057acbe651d..00000000000 --- a/arch/arm/plat-tcc/include/mach/timex.h +++ /dev/null @@ -1,5 +0,0 @@ -/* - * A definition needed by arch core code. - * - */ -#define CLOCK_TICK_RATE (HZ * 100000UL) diff --git a/arch/arm/plat-tcc/include/mach/uncompress.h b/arch/arm/plat-tcc/include/mach/uncompress.h deleted file mode 100644 index 7a3e33a27a3..00000000000 --- a/arch/arm/plat-tcc/include/mach/uncompress.h +++ /dev/null @@ -1,34 +0,0 @@ -/* - * Copyright (C) 2009 Hans J. Koch <hjk@linutronix.de> - * - * This file is licensed under the terms of the GPL version 2. - */ - -#include <linux/serial_reg.h> -#include <linux/types.h> - -#include <mach/tcc8k-regs.h> - -unsigned int system_rev; - -#define ID_MASK 0x7fff - -static void putc(int c) -{ - u32 *uart_lsr = (u32 *)(UART_BASE_PHYS + (UART_LSR << 2)); - u32 *uart_tx = (u32 *)(UART_BASE_PHYS + (UART_TX << 2)); - - while (!(*uart_lsr & UART_LSR_THRE)) - barrier(); - *uart_tx = c; -} - -static inline void flush(void) -{ -} - -/* - * nothing to do - */ -#define arch_decomp_setup() -#define arch_decomp_wdog() diff --git a/arch/arm/plat-tcc/system.c b/arch/arm/plat-tcc/system.c deleted file mode 100644 index cc208fae3e7..00000000000 --- a/arch/arm/plat-tcc/system.c +++ /dev/null @@ -1,25 +0,0 @@ -/* - * System functions for Telechips TCCxxxx SoCs - * - * Copyright (C) Hans J. Koch <hjk@linutronix.de> - * - * Licensed under the terms of the GPL v2. - * - */ - -#include <linux/io.h> - -#include <mach/tcc8k-regs.h> - -/* System reboot */ -void plat_tcc_reboot(void) -{ - /* Make sure clocks are on */ - __raw_writel(0xffffffff, CKC_BASE + BCLKCTR0_OFFS); - - /* Enable watchdog reset */ - __raw_writel(0x49, TIMER_BASE + TWDCFG_OFFS); - /* Wait for reset */ - while(1) - ; -} diff --git a/arch/arm/plat-versatile/sched-clock.c b/arch/arm/plat-versatile/sched-clock.c index 3d6a4c292ca..b33b74c8723 100644 --- a/arch/arm/plat-versatile/sched-clock.c +++ b/arch/arm/plat-versatile/sched-clock.c @@ -18,41 +18,24 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ +#include <linux/kernel.h> #include <linux/io.h> -#include <linux/sched.h> #include <asm/sched_clock.h> #include <plat/sched_clock.h> -static DEFINE_CLOCK_DATA(cd); static void __iomem *ctr; -/* - * Constants generated by clocks_calc_mult_shift(m, s, 24MHz, NSEC_PER_SEC, 60). - * This gives a resolution of about 41ns and a wrap period of about 178s. - */ -#define SC_MULT 2796202667u -#define SC_SHIFT 26 - -unsigned long long notrace sched_clock(void) +static u32 notrace versatile_read_sched_clock(void) { - if (ctr) { - u32 cyc = readl(ctr); - return cyc_to_fixed_sched_clock(&cd, cyc, (u32)~0, - SC_MULT, SC_SHIFT); - } else - return 0; -} + if (ctr) + return readl(ctr); -static void notrace versatile_update_sched_clock(void) -{ - u32 cyc = readl(ctr); - update_sched_clock(&cd, cyc, (u32)~0); + return 0; } void __init versatile_sched_clock_init(void __iomem *reg, unsigned long rate) { ctr = reg; - init_fixed_sched_clock(&cd, versatile_update_sched_clock, - 32, rate, SC_MULT, SC_SHIFT); + setup_sched_clock(versatile_read_sched_clock, 32, rate); } diff --git a/arch/arm/tools/mach-types b/arch/arm/tools/mach-types index ccbe16f4722..f9c9f33f8cb 100644 --- a/arch/arm/tools/mach-types +++ b/arch/arm/tools/mach-types @@ -16,7 +16,7 @@ # are merged into mainline or have been edited in the machine database # within the last 12 months. References to machine_is_NAME() do not count! # -# Last update: Sat May 7 08:48:24 2011 +# Last update: Tue Dec 6 11:07:38 2011 # # machine_is_xxx CONFIG_xxxx MACH_TYPE_xxx number # @@ -269,7 +269,7 @@ dns323 MACH_DNS323 DNS323 1542 omap3_beagle MACH_OMAP3_BEAGLE OMAP3_BEAGLE 1546 nokia_n810 MACH_NOKIA_N810 NOKIA_N810 1548 pcm038 MACH_PCM038 PCM038 1551 -ts_x09 MACH_TS209 TS209 1565 +ts209 MACH_TS209 TS209 1565 at91cap9adk MACH_AT91CAP9ADK AT91CAP9ADK 1566 mx31moboard MACH_MX31MOBOARD MX31MOBOARD 1574 vision_ep9307 MACH_VISION_EP9307 VISION_EP9307 1578 @@ -321,7 +321,6 @@ lb88rc8480 MACH_LB88RC8480 LB88RC8480 1769 mx25_3ds MACH_MX25_3DS MX25_3DS 1771 omap3530_lv_som MACH_OMAP3530_LV_SOM OMAP3530_LV_SOM 1773 davinci_da830_evm MACH_DAVINCI_DA830_EVM DAVINCI_DA830_EVM 1781 -at572d940hfek MACH_AT572D940HFEB AT572D940HFEB 1783 dove_db MACH_DOVE_DB DOVE_DB 1788 overo MACH_OVERO OVERO 1798 at2440evb MACH_AT2440EVB AT2440EVB 1799 @@ -459,7 +458,7 @@ guruplug MACH_GURUPLUG GURUPLUG 2659 spear310 MACH_SPEAR310 SPEAR310 2660 spear320 MACH_SPEAR320 SPEAR320 2661 aquila MACH_AQUILA AQUILA 2676 -sheeva_esata MACH_ESATA_SHEEVAPLUG ESATA_SHEEVAPLUG 2678 +esata_sheevaplug MACH_ESATA_SHEEVAPLUG ESATA_SHEEVAPLUG 2678 msm7x30_surf MACH_MSM7X30_SURF MSM7X30_SURF 2679 ea2478devkit MACH_EA2478DEVKIT EA2478DEVKIT 2683 terastation_wxl MACH_TERASTATION_WXL TERASTATION_WXL 2697 @@ -491,380 +490,53 @@ eukrea_cpuimx35sd MACH_EUKREA_CPUIMX35SD EUKREA_CPUIMX35SD 2821 eukrea_cpuimx51sd MACH_EUKREA_CPUIMX51SD EUKREA_CPUIMX51SD 2822 eukrea_cpuimx51 MACH_EUKREA_CPUIMX51 EUKREA_CPUIMX51 2823 smdkc210 MACH_SMDKC210 SMDKC210 2838 -omap3_braillo MACH_OMAP3_BRAILLO OMAP3_BRAILLO 2839 -spyplug MACH_SPYPLUG SPYPLUG 2840 -ginger MACH_GINGER GINGER 2841 -tny_t3530 MACH_TNY_T3530 TNY_T3530 2842 pca102 MACH_PCA102 PCA102 2843 -spade MACH_SPADE SPADE 2844 -mxc25_topaz MACH_MXC25_TOPAZ MXC25_TOPAZ 2845 t5325 MACH_T5325 T5325 2846 -gw2361 MACH_GW2361 GW2361 2847 -elog MACH_ELOG ELOG 2848 income MACH_INCOME INCOME 2849 -bcm589x MACH_BCM589X BCM589X 2850 -etna MACH_ETNA ETNA 2851 -hawks MACH_HAWKS HAWKS 2852 -meson MACH_MESON MESON 2853 -xsbase255 MACH_XSBASE255 XSBASE255 2854 -pvm2030 MACH_PVM2030 PVM2030 2855 -mioa502 MACH_MIOA502 MIOA502 2856 vvbox_sdorig2 MACH_VVBOX_SDORIG2 VVBOX_SDORIG2 2857 vvbox_sdlite2 MACH_VVBOX_SDLITE2 VVBOX_SDLITE2 2858 vvbox_sdpro4 MACH_VVBOX_SDPRO4 VVBOX_SDPRO4 2859 -htc_spv_m700 MACH_HTC_SPV_M700 HTC_SPV_M700 2860 mx257sx MACH_MX257SX MX257SX 2861 goni MACH_GONI GONI 2862 -msm8x55_svlte_ffa MACH_MSM8X55_SVLTE_FFA MSM8X55_SVLTE_FFA 2863 -msm8x55_svlte_surf MACH_MSM8X55_SVLTE_SURF MSM8X55_SVLTE_SURF 2864 -quickstep MACH_QUICKSTEP QUICKSTEP 2865 -dmw96 MACH_DMW96 DMW96 2866 -hammerhead MACH_HAMMERHEAD HAMMERHEAD 2867 -trident MACH_TRIDENT TRIDENT 2868 -lightning MACH_LIGHTNING LIGHTNING 2869 -iconnect MACH_ICONNECT ICONNECT 2870 -autobot MACH_AUTOBOT AUTOBOT 2871 -coconut MACH_COCONUT COCONUT 2872 -durian MACH_DURIAN DURIAN 2873 -cayenne MACH_CAYENNE CAYENNE 2874 -fuji MACH_FUJI FUJI 2875 -synology_6282 MACH_SYNOLOGY_6282 SYNOLOGY_6282 2876 -em1sy MACH_EM1SY EM1SY 2877 -m502 MACH_M502 M502 2878 -matrix518 MACH_MATRIX518 MATRIX518 2879 -tiny_gurnard MACH_TINY_GURNARD TINY_GURNARD 2880 -spear1310 MACH_SPEAR1310 SPEAR1310 2881 bv07 MACH_BV07 BV07 2882 -mxt_td61 MACH_MXT_TD61 MXT_TD61 2883 openrd_ultimate MACH_OPENRD_ULTIMATE OPENRD_ULTIMATE 2884 devixp MACH_DEVIXP DEVIXP 2885 miccpt MACH_MICCPT MICCPT 2886 mic256 MACH_MIC256 MIC256 2887 -as1167 MACH_AS1167 AS1167 2888 -omap3_ibiza MACH_OMAP3_IBIZA OMAP3_IBIZA 2889 u5500 MACH_U5500 U5500 2890 -davinci_picto MACH_DAVINCI_PICTO DAVINCI_PICTO 2891 -mecha MACH_MECHA MECHA 2892 -bubba3 MACH_BUBBA3 BUBBA3 2893 -pupitre MACH_PUPITRE PUPITRE 2894 -tegra_vogue MACH_TEGRA_VOGUE TEGRA_VOGUE 2896 -tegra_e1165 MACH_TEGRA_E1165 TEGRA_E1165 2897 -simplenet MACH_SIMPLENET SIMPLENET 2898 -ec4350tbm MACH_EC4350TBM EC4350TBM 2899 -pec_tc MACH_PEC_TC PEC_TC 2900 -pec_hc2 MACH_PEC_HC2 PEC_HC2 2901 -esl_mobilis_a MACH_ESL_MOBILIS_A ESL_MOBILIS_A 2902 -esl_mobilis_b MACH_ESL_MOBILIS_B ESL_MOBILIS_B 2903 -esl_wave_a MACH_ESL_WAVE_A ESL_WAVE_A 2904 -esl_wave_b MACH_ESL_WAVE_B ESL_WAVE_B 2905 -unisense_mmm MACH_UNISENSE_MMM UNISENSE_MMM 2906 -blueshark MACH_BLUESHARK BLUESHARK 2907 -e10 MACH_E10 E10 2908 -app3k_robin MACH_APP3K_ROBIN APP3K_ROBIN 2909 -pov15hd MACH_POV15HD POV15HD 2910 -stella MACH_STELLA STELLA 2911 linkstation_lschl MACH_LINKSTATION_LSCHL LINKSTATION_LSCHL 2913 -netwalker MACH_NETWALKER NETWALKER 2914 -acsx106 MACH_ACSX106 ACSX106 2915 -atlas5_c1 MACH_ATLAS5_C1 ATLAS5_C1 2916 -nsb3ast MACH_NSB3AST NSB3AST 2917 -gnet_slc MACH_GNET_SLC GNET_SLC 2918 -af4000 MACH_AF4000 AF4000 2919 -ark9431 MACH_ARK9431 ARK9431 2920 -fs_s5pc100 MACH_FS_S5PC100 FS_S5PC100 2921 -omap3505nova8 MACH_OMAP3505NOVA8 OMAP3505NOVA8 2922 -omap3621_edp1 MACH_OMAP3621_EDP1 OMAP3621_EDP1 2923 -oratisaes MACH_ORATISAES ORATISAES 2924 smdkv310 MACH_SMDKV310 SMDKV310 2925 -siemens_l0 MACH_SIEMENS_L0 SIEMENS_L0 2926 -ventana MACH_VENTANA VENTANA 2927 wm8505_7in_netbook MACH_WM8505_7IN_NETBOOK WM8505_7IN_NETBOOK 2928 -ec4350sdb MACH_EC4350SDB EC4350SDB 2929 -mimas MACH_MIMAS MIMAS 2930 -titan MACH_TITAN TITAN 2931 craneboard MACH_CRANEBOARD CRANEBOARD 2932 -es2440 MACH_ES2440 ES2440 2933 -najay_a9263 MACH_NAJAY_A9263 NAJAY_A9263 2934 -htctornado MACH_HTCTORNADO HTCTORNADO 2935 -dimm_mx257 MACH_DIMM_MX257 DIMM_MX257 2936 -jigen301 MACH_JIGEN JIGEN 2937 smdk6450 MACH_SMDK6450 SMDK6450 2938 -meno_qng MACH_MENO_QNG MENO_QNG 2939 -ns2416 MACH_NS2416 NS2416 2940 -rpc353 MACH_RPC353 RPC353 2941 -tq6410 MACH_TQ6410 TQ6410 2942 -sky6410 MACH_SKY6410 SKY6410 2943 -dynasty MACH_DYNASTY DYNASTY 2944 -vivo MACH_VIVO VIVO 2945 -bury_bl7582 MACH_BURY_BL7582 BURY_BL7582 2946 -bury_bps5270 MACH_BURY_BPS5270 BURY_BPS5270 2947 -basi MACH_BASI BASI 2948 -tn200 MACH_TN200 TN200 2949 -c2mmi MACH_C2MMI C2MMI 2950 -meson_6236m MACH_MESON_6236M MESON_6236M 2951 -meson_8626m MACH_MESON_8626M MESON_8626M 2952 -tube MACH_TUBE TUBE 2953 -messina MACH_MESSINA MESSINA 2954 -mx50_arm2 MACH_MX50_ARM2 MX50_ARM2 2955 -cetus9263 MACH_CETUS9263 CETUS9263 2956 brownstone MACH_BROWNSTONE BROWNSTONE 2957 -vmx25 MACH_VMX25 VMX25 2958 -vmx51 MACH_VMX51 VMX51 2959 -abacus MACH_ABACUS ABACUS 2960 -cm4745 MACH_CM4745 CM4745 2961 -oratislink MACH_ORATISLINK ORATISLINK 2962 -davinci_dm365_dvr MACH_DAVINCI_DM365_DVR DAVINCI_DM365_DVR 2963 -netviz MACH_NETVIZ NETVIZ 2964 flexibity MACH_FLEXIBITY FLEXIBITY 2965 -wlan_computer MACH_WLAN_COMPUTER WLAN_COMPUTER 2966 -lpc24xx MACH_LPC24XX LPC24XX 2967 -spica MACH_SPICA SPICA 2968 -gpsdisplay MACH_GPSDISPLAY GPSDISPLAY 2969 -bipnet MACH_BIPNET BIPNET 2970 -overo_ctu_inertial MACH_OVERO_CTU_INERTIAL OVERO_CTU_INERTIAL 2971 -davinci_dm355_mmm MACH_DAVINCI_DM355_MMM DAVINCI_DM355_MMM 2972 -pc9260_v2 MACH_PC9260_V2 PC9260_V2 2973 -ptx7545 MACH_PTX7545 PTX7545 2974 -tm_efdc MACH_TM_EFDC TM_EFDC 2975 -omap3_waldo1 MACH_OMAP3_WALDO1 OMAP3_WALDO1 2977 -flyer MACH_FLYER FLYER 2978 -tornado3240 MACH_TORNADO3240 TORNADO3240 2979 -soli_01 MACH_SOLI_01 SOLI_01 2980 -omapl138_europalc MACH_OMAPL138_EUROPALC OMAPL138_EUROPALC 2981 -helios_v1 MACH_HELIOS_V1 HELIOS_V1 2982 -netspace_lite_v2 MACH_NETSPACE_LITE_V2 NETSPACE_LITE_V2 2983 -ssc MACH_SSC SSC 2984 -premierwave_en MACH_PREMIERWAVE_EN PREMIERWAVE_EN 2985 -wasabi MACH_WASABI WASABI 2986 mx50_rdp MACH_MX50_RDP MX50_RDP 2988 universal_c210 MACH_UNIVERSAL_C210 UNIVERSAL_C210 2989 real6410 MACH_REAL6410 REAL6410 2990 -spx_sakura MACH_SPX_SAKURA SPX_SAKURA 2991 -ij3k_2440 MACH_IJ3K_2440 IJ3K_2440 2992 -omap3_bc10 MACH_OMAP3_BC10 OMAP3_BC10 2993 -thebe MACH_THEBE THEBE 2994 -rv082 MACH_RV082 RV082 2995 -armlguest MACH_ARMLGUEST ARMLGUEST 2996 -tjinc1000 MACH_TJINC1000 TJINC1000 2997 dockstar MACH_DOCKSTAR DOCKSTAR 2998 -ax8008 MACH_AX8008 AX8008 2999 -gnet_sgce MACH_GNET_SGCE GNET_SGCE 3000 -pxwnas_500_1000 MACH_PXWNAS_500_1000 PXWNAS_500_1000 3001 -ea20 MACH_EA20 EA20 3002 -awm2 MACH_AWM2 AWM2 3003 ti8148evm MACH_TI8148EVM TI8148EVM 3004 seaboard MACH_SEABOARD SEABOARD 3005 -linkstation_chlv2 MACH_LINKSTATION_CHLV2 LINKSTATION_CHLV2 3006 -tera_pro2_rack MACH_TERA_PRO2_RACK TERA_PRO2_RACK 3007 -rubys MACH_RUBYS RUBYS 3008 -aquarius MACH_AQUARIUS AQUARIUS 3009 mx53_ard MACH_MX53_ARD MX53_ARD 3010 mx53_smd MACH_MX53_SMD MX53_SMD 3011 -lswxl MACH_LSWXL LSWXL 3012 -dove_avng_v3 MACH_DOVE_AVNG_V3 DOVE_AVNG_V3 3013 -sdi_ess_9263 MACH_SDI_ESS_9263 SDI_ESS_9263 3014 -jocpu550 MACH_JOCPU550 JOCPU550 3015 msm8x60_rumi3 MACH_MSM8X60_RUMI3 MSM8X60_RUMI3 3016 msm8x60_ffa MACH_MSM8X60_FFA MSM8X60_FFA 3017 -yanomami MACH_YANOMAMI YANOMAMI 3018 -gta04 MACH_GTA04 GTA04 3019 cm_a510 MACH_CM_A510 CM_A510 3020 -omap3_rfs200 MACH_OMAP3_RFS200 OMAP3_RFS200 3021 -kx33xx MACH_KX33XX KX33XX 3022 -ptx7510 MACH_PTX7510 PTX7510 3023 -top9000 MACH_TOP9000 TOP9000 3024 -teenote MACH_TEENOTE TEENOTE 3025 -ts3 MACH_TS3 TS3 3026 -a0 MACH_A0 A0 3027 -fsm9xxx_surf MACH_FSM9XXX_SURF FSM9XXX_SURF 3028 -fsm9xxx_ffa MACH_FSM9XXX_FFA FSM9XXX_FFA 3029 -frrhwcdma60w MACH_FRRHWCDMA60W FRRHWCDMA60W 3030 -remus MACH_REMUS REMUS 3031 -at91cap7xdk MACH_AT91CAP7XDK AT91CAP7XDK 3032 -at91cap7stk MACH_AT91CAP7STK AT91CAP7STK 3033 -kt_sbc_sam9_1 MACH_KT_SBC_SAM9_1 KT_SBC_SAM9_1 3034 -armada_xp_db MACH_ARMADA_XP_DB ARMADA_XP_DB 3036 -spdm MACH_SPDM SPDM 3037 -gtib MACH_GTIB GTIB 3038 -dgm3240 MACH_DGM3240 DGM3240 3039 -htcmega MACH_HTCMEGA HTCMEGA 3041 -tricorder MACH_TRICORDER TRICORDER 3042 tx28 MACH_TX28 TX28 3043 -bstbrd MACH_BSTBRD BSTBRD 3044 -pwb3090 MACH_PWB3090 PWB3090 3045 -idea6410 MACH_IDEA6410 IDEA6410 3046 -qbc9263 MACH_QBC9263 QBC9263 3047 -borabora MACH_BORABORA BORABORA 3048 -valdez MACH_VALDEZ VALDEZ 3049 -ls9g20 MACH_LS9G20 LS9G20 3050 -mios_v1 MACH_MIOS_V1 MIOS_V1 3051 -s5pc110_crespo MACH_S5PC110_CRESPO S5PC110_CRESPO 3052 -controltek9g20 MACH_CONTROLTEK9G20 CONTROLTEK9G20 3053 -tin307 MACH_TIN307 TIN307 3054 -tin510 MACH_TIN510 TIN510 3055 -bluecheese MACH_BLUECHEESE BLUECHEESE 3057 -tem3x30 MACH_TEM3X30 TEM3X30 3058 -harvest_desoto MACH_HARVEST_DESOTO HARVEST_DESOTO 3059 -msm8x60_qrdc MACH_MSM8X60_QRDC MSM8X60_QRDC 3060 -spear900 MACH_SPEAR900 SPEAR900 3061 pcontrol_g20 MACH_PCONTROL_G20 PCONTROL_G20 3062 -rdstor MACH_RDSTOR RDSTOR 3063 -usdloader MACH_USDLOADER USDLOADER 3064 -tsoploader MACH_TSOPLOADER TSOPLOADER 3065 -kronos MACH_KRONOS KRONOS 3066 -ffcore MACH_FFCORE FFCORE 3067 -mone MACH_MONE MONE 3068 -unit2s MACH_UNIT2S UNIT2S 3069 -acer_a5 MACH_ACER_A5 ACER_A5 3070 -etherpro_isp MACH_ETHERPRO_ISP ETHERPRO_ISP 3071 -stretchs7000 MACH_STRETCHS7000 STRETCHS7000 3072 -p87_smartsim MACH_P87_SMARTSIM P87_SMARTSIM 3073 -tulip MACH_TULIP TULIP 3074 -sunflower MACH_SUNFLOWER SUNFLOWER 3075 -rib MACH_RIB RIB 3076 -clod MACH_CLOD CLOD 3077 -rump MACH_RUMP RUMP 3078 -tenderloin MACH_TENDERLOIN TENDERLOIN 3079 -shortloin MACH_SHORTLOIN SHORTLOIN 3080 -antares MACH_ANTARES ANTARES 3082 -wb40n MACH_WB40N WB40N 3083 -herring MACH_HERRING HERRING 3084 -naxy400 MACH_NAXY400 NAXY400 3085 -naxy1200 MACH_NAXY1200 NAXY1200 3086 vpr200 MACH_VPR200 VPR200 3087 -bug20 MACH_BUG20 BUG20 3088 -goflexnet MACH_GOFLEXNET GOFLEXNET 3089 torbreck MACH_TORBRECK TORBRECK 3090 -saarb_mg1 MACH_SAARB_MG1 SAARB_MG1 3091 -callisto MACH_CALLISTO CALLISTO 3092 -multhsu MACH_MULTHSU MULTHSU 3093 -saluda MACH_SALUDA SALUDA 3094 -pemp_omap3_apollo MACH_PEMP_OMAP3_APOLLO PEMP_OMAP3_APOLLO 3095 -vc0718 MACH_VC0718 VC0718 3096 -mvblx MACH_MVBLX MVBLX 3097 -inhand_apeiron MACH_INHAND_APEIRON INHAND_APEIRON 3098 -inhand_fury MACH_INHAND_FURY INHAND_FURY 3099 -inhand_siren MACH_INHAND_SIREN INHAND_SIREN 3100 -hdnvp MACH_HDNVP HDNVP 3101 -softwinner MACH_SOFTWINNER SOFTWINNER 3102 prima2_evb MACH_PRIMA2_EVB PRIMA2_EVB 3103 -nas6210 MACH_NAS6210 NAS6210 3104 -unisdev MACH_UNISDEV UNISDEV 3105 -sbca11 MACH_SBCA11 SBCA11 3106 -saga MACH_SAGA SAGA 3107 -ns_k330 MACH_NS_K330 NS_K330 3108 -tanna MACH_TANNA TANNA 3109 -imate8502 MACH_IMATE8502 IMATE8502 3110 -aspen MACH_ASPEN ASPEN 3111 -daintree_cwac MACH_DAINTREE_CWAC DAINTREE_CWAC 3112 -zmx25 MACH_ZMX25 ZMX25 3113 -maple1 MACH_MAPLE1 MAPLE1 3114 -qsd8x72_surf MACH_QSD8X72_SURF QSD8X72_SURF 3115 -qsd8x72_ffa MACH_QSD8X72_FFA QSD8X72_FFA 3116 -abilene MACH_ABILENE ABILENE 3117 -eigen_ttr MACH_EIGEN_TTR EIGEN_TTR 3118 -iomega_ix2_200 MACH_IOMEGA_IX2_200 IOMEGA_IX2_200 3119 -coretec_vcx7400 MACH_CORETEC_VCX7400 CORETEC_VCX7400 3120 -santiago MACH_SANTIAGO SANTIAGO 3121 -mx257sol MACH_MX257SOL MX257SOL 3122 -strasbourg MACH_STRASBOURG STRASBOURG 3123 -msm8x60_fluid MACH_MSM8X60_FLUID MSM8X60_FLUID 3124 -smartqv5 MACH_SMARTQV5 SMARTQV5 3125 -smartqv3 MACH_SMARTQV3 SMARTQV3 3126 -smartqv7 MACH_SMARTQV7 SMARTQV7 3127 paz00 MACH_PAZ00 PAZ00 3128 acmenetusfoxg20 MACH_ACMENETUSFOXG20 ACMENETUSFOXG20 3129 -fwbd_0404 MACH_FWBD_0404 FWBD_0404 3131 -hdgu MACH_HDGU HDGU 3132 -pyramid MACH_PYRAMID PYRAMID 3133 -epiphan MACH_EPIPHAN EPIPHAN 3134 -omap_bender MACH_OMAP_BENDER OMAP_BENDER 3135 -gurnard MACH_GURNARD GURNARD 3136 -gtl_it5100 MACH_GTL_IT5100 GTL_IT5100 3137 -bcm2708 MACH_BCM2708 BCM2708 3138 -mx51_ggc MACH_MX51_GGC MX51_GGC 3139 -sharespace MACH_SHARESPACE SHARESPACE 3140 -haba_knx_explorer MACH_HABA_KNX_EXPLORER HABA_KNX_EXPLORER 3141 -simtec_kirkmod MACH_SIMTEC_KIRKMOD SIMTEC_KIRKMOD 3142 -crux MACH_CRUX CRUX 3143 -mx51_bravo MACH_MX51_BRAVO MX51_BRAVO 3144 -charon MACH_CHARON CHARON 3145 -picocom3 MACH_PICOCOM3 PICOCOM3 3146 -picocom4 MACH_PICOCOM4 PICOCOM4 3147 -serrano MACH_SERRANO SERRANO 3148 -doubleshot MACH_DOUBLESHOT DOUBLESHOT 3149 -evsy MACH_EVSY EVSY 3150 -huashan MACH_HUASHAN HUASHAN 3151 -lausanne MACH_LAUSANNE LAUSANNE 3152 -emerald MACH_EMERALD EMERALD 3153 -tqma35 MACH_TQMA35 TQMA35 3154 -marvel MACH_MARVEL MARVEL 3155 -manuae MACH_MANUAE MANUAE 3156 -chacha MACH_CHACHA CHACHA 3157 -lemon MACH_LEMON LEMON 3158 -csc MACH_CSC CSC 3159 -gira_knxip_router MACH_GIRA_KNXIP_ROUTER GIRA_KNXIP_ROUTER 3160 -t20 MACH_T20 T20 3161 -hdmini MACH_HDMINI HDMINI 3162 -sciphone_g2 MACH_SCIPHONE_G2 SCIPHONE_G2 3163 -express MACH_EXPRESS EXPRESS 3164 -express_kt MACH_EXPRESS_KT EXPRESS_KT 3165 -maximasp MACH_MAXIMASP MAXIMASP 3166 -nitrogen_imx51 MACH_NITROGEN_IMX51 NITROGEN_IMX51 3167 -nitrogen_imx53 MACH_NITROGEN_IMX53 NITROGEN_IMX53 3168 -sunfire MACH_SUNFIRE SUNFIRE 3169 -arowana MACH_AROWANA AROWANA 3170 -tegra_daytona MACH_TEGRA_DAYTONA TEGRA_DAYTONA 3171 -tegra_swordfish MACH_TEGRA_SWORDFISH TEGRA_SWORDFISH 3172 -edison MACH_EDISON EDISON 3173 -svp8500v1 MACH_SVP8500V1 SVP8500V1 3174 -svp8500v2 MACH_SVP8500V2 SVP8500V2 3175 -svp5500 MACH_SVP5500 SVP5500 3176 -b5500 MACH_B5500 B5500 3177 -s5500 MACH_S5500 S5500 3178 -icon MACH_ICON ICON 3179 -elephant MACH_ELEPHANT ELEPHANT 3180 -shooter MACH_SHOOTER SHOOTER 3182 -spade_lte MACH_SPADE_LTE SPADE_LTE 3183 -philhwani MACH_PHILHWANI PHILHWANI 3184 -gsncomm MACH_GSNCOMM GSNCOMM 3185 -strasbourg_a2 MACH_STRASBOURG_A2 STRASBOURG_A2 3186 -mmm MACH_MMM MMM 3187 -davinci_dm365_bv MACH_DAVINCI_DM365_BV DAVINCI_DM365_BV 3188 ag5evm MACH_AG5EVM AG5EVM 3189 -sc575plc MACH_SC575PLC SC575PLC 3190 -sc575hmi MACH_SC575IPC SC575IPC 3191 -omap3_tdm3730 MACH_OMAP3_TDM3730 OMAP3_TDM3730 3192 -top9000_eval MACH_TOP9000_EVAL TOP9000_EVAL 3194 -top9000_su MACH_TOP9000_SU TOP9000_SU 3195 -utm300 MACH_UTM300 UTM300 3196 tsunagi MACH_TSUNAGI TSUNAGI 3197 -ts75xx MACH_TS75XX TS75XX 3198 -ts47xx MACH_TS47XX TS47XX 3200 -da850_k5 MACH_DA850_K5 DA850_K5 3201 -ax502 MACH_AX502 AX502 3202 -igep0032 MACH_IGEP0032 IGEP0032 3203 -antero MACH_ANTERO ANTERO 3204 -synergy MACH_SYNERGY SYNERGY 3205 ics_if_voip MACH_ICS_IF_VOIP ICS_IF_VOIP 3206 wlf_cragg_6410 MACH_WLF_CRAGG_6410 WLF_CRAGG_6410 3207 -punica MACH_PUNICA PUNICA 3208 trimslice MACH_TRIMSLICE TRIMSLICE 3209 -mx27_wmultra MACH_MX27_WMULTRA MX27_WMULTRA 3210 mackerel MACH_MACKEREL MACKEREL 3211 -fa9x27 MACH_FA9X27 FA9X27 3213 -ns2816tb MACH_NS2816TB NS2816TB 3214 -ns2816_ntpad MACH_NS2816_NTPAD NS2816_NTPAD 3215 -ns2816_ntnb MACH_NS2816_NTNB NS2816_NTNB 3216 kaen MACH_KAEN KAEN 3217 -nv1000 MACH_NV1000 NV1000 3218 -nuc950ts MACH_NUC950TS NUC950TS 3219 nokia_rm680 MACH_NOKIA_RM680 NOKIA_RM680 3220 -ast2200 MACH_AST2200 AST2200 3221 -lead MACH_LEAD LEAD 3222 -unino1 MACH_UNINO1 UNINO1 3223 -greeco MACH_GREECO GREECO 3224 -verdi MACH_VERDI VERDI 3225 dm6446_adbox MACH_DM6446_ADBOX DM6446_ADBOX 3226 quad_salsa MACH_QUAD_SALSA QUAD_SALSA 3227 abb_gma_1_1 MACH_ABB_GMA_1_1 ABB_GMA_1_1 3228 @@ -949,13 +621,11 @@ koi MACH_KOI KOI 3312 ts4800 MACH_TS4800 TS4800 3313 tqma9263 MACH_TQMA9263 TQMA9263 3314 holiday MACH_HOLIDAY HOLIDAY 3315 -dma_6410 MACH_DMA6410 DMA6410 3316 pcats_overlay MACH_PCATS_OVERLAY PCATS_OVERLAY 3317 hwgw6410 MACH_HWGW6410 HWGW6410 3318 shenzhou MACH_SHENZHOU SHENZHOU 3319 cwme9210 MACH_CWME9210 CWME9210 3320 cwme9210js MACH_CWME9210JS CWME9210JS 3321 -pgs_v1 MACH_PGS_SITARA PGS_SITARA 3322 colibri_tegra2 MACH_COLIBRI_TEGRA2 COLIBRI_TEGRA2 3323 w21 MACH_W21 W21 3324 polysat1 MACH_POLYSAT1 POLYSAT1 3325 @@ -1021,13 +691,11 @@ viprinet MACH_VIPRINET VIPRINET 3385 bockw MACH_BOCKW BOCKW 3386 eva2000 MACH_EVA2000 EVA2000 3387 steelyard MACH_STEELYARD STEELYARD 3388 -sdh001 MACH_MACH_SDH001 MACH_SDH001 3390 nsslsboard MACH_NSSLSBOARD NSSLSBOARD 3392 geneva_b5 MACH_GENEVA_B5 GENEVA_B5 3393 spear1340 MACH_SPEAR1340 SPEAR1340 3394 rexmas MACH_REXMAS REXMAS 3395 msm8960_cdp MACH_MSM8960_CDP MSM8960_CDP 3396 -msm8960_mdp MACH_MSM8960_MDP MSM8960_MDP 3397 msm8960_fluid MACH_MSM8960_FLUID MSM8960_FLUID 3398 msm8960_apq MACH_MSM8960_APQ MSM8960_APQ 3399 helios_v2 MACH_HELIOS_V2 HELIOS_V2 3400 @@ -1123,6 +791,381 @@ blissc MACH_BLISSC BLISSC 3491 thales_adc MACH_THALES_ADC THALES_ADC 3492 ubisys_p9d_evp MACH_UBISYS_P9D_EVP UBISYS_P9D_EVP 3493 atdgp318 MACH_ATDGP318 ATDGP318 3494 +dma210u MACH_DMA210U DMA210U 3495 +em_t3 MACH_EM_T3 EM_T3 3496 +htx3250 MACH_HTX3250 HTX3250 3497 +g50 MACH_G50 G50 3498 +eco5 MACH_ECO5 ECO5 3499 +wintergrasp MACH_WINTERGRASP WINTERGRASP 3500 +puro MACH_PURO PURO 3501 +shooter_k MACH_SHOOTER_K SHOOTER_K 3502 +nspire MACH_NSPIRE NSPIRE 3503 +mickxx MACH_MICKXX MICKXX 3504 +lxmb MACH_LXMB LXMB 3505 +adam MACH_ADAM ADAM 3507 +b1004 MACH_B1004 B1004 3508 +oboea MACH_OBOEA OBOEA 3509 +a1015 MACH_A1015 A1015 3510 +robin_vbdt30 MACH_ROBIN_VBDT30 ROBIN_VBDT30 3511 +tegra_enterprise MACH_TEGRA_ENTERPRISE TEGRA_ENTERPRISE 3512 +rfl108200_mk10 MACH_RFL108200_MK10 RFL108200_MK10 3513 +rfl108300_mk16 MACH_RFL108300_MK16 RFL108300_MK16 3514 +rover_v7 MACH_ROVER_V7 ROVER_V7 3515 +miphone MACH_MIPHONE MIPHONE 3516 +femtobts MACH_FEMTOBTS FEMTOBTS 3517 +monopoli MACH_MONOPOLI MONOPOLI 3518 +boss MACH_BOSS BOSS 3519 +davinci_dm368_vtam MACH_DAVINCI_DM368_VTAM DAVINCI_DM368_VTAM 3520 +clcon MACH_CLCON CLCON 3521 +nokia_rm696 MACH_NOKIA_RM696 NOKIA_RM696 3522 +tahiti MACH_TAHITI TAHITI 3523 +fighter MACH_FIGHTER FIGHTER 3524 +sgh_i710 MACH_SGH_I710 SGH_I710 3525 +integreproscb MACH_INTEGREPROSCB INTEGREPROSCB 3526 +monza MACH_MONZA MONZA 3527 +calimain MACH_CALIMAIN CALIMAIN 3528 +mx6q_sabreauto MACH_MX6Q_SABREAUTO MX6Q_SABREAUTO 3529 +gma01x MACH_GMA01X GMA01X 3530 +sbc51 MACH_SBC51 SBC51 3531 +fit MACH_FIT FIT 3532 +steelhead MACH_STEELHEAD STEELHEAD 3533 +panther MACH_PANTHER PANTHER 3534 +msm8960_liquid MACH_MSM8960_LIQUID MSM8960_LIQUID 3535 +lexikonct MACH_LEXIKONCT LEXIKONCT 3536 +ns2816_stb MACH_NS2816_STB NS2816_STB 3537 +sei_mm2_lpc3250 MACH_SEI_MM2_LPC3250 SEI_MM2_LPC3250 3538 +cmimx53 MACH_CMIMX53 CMIMX53 3539 +sandwich MACH_SANDWICH SANDWICH 3540 +chief MACH_CHIEF CHIEF 3541 +pogo_e02 MACH_POGO_E02 POGO_E02 3542 +mikrap_x168 MACH_MIKRAP_X168 MIKRAP_X168 3543 +htcmozart MACH_HTCMOZART HTCMOZART 3544 +htcgold MACH_HTCGOLD HTCGOLD 3545 +mt72xx MACH_MT72XX MT72XX 3546 +mx51_ivy MACH_MX51_IVY MX51_IVY 3547 +mx51_lvd MACH_MX51_LVD MX51_LVD 3548 +omap3_wiser2 MACH_OMAP3_WISER2 OMAP3_WISER2 3549 +dreamplug MACH_DREAMPLUG DREAMPLUG 3550 +cobas_c_111 MACH_COBAS_C_111 COBAS_C_111 3551 +cobas_u_411 MACH_COBAS_U_411 COBAS_U_411 3552 +hssd MACH_HSSD HSSD 3553 +iom35x MACH_IOM35X IOM35X 3554 +psom_omap MACH_PSOM_OMAP PSOM_OMAP 3555 +iphone_2g MACH_IPHONE_2G IPHONE_2G 3556 +iphone_3g MACH_IPHONE_3G IPHONE_3G 3557 +ipod_touch_1g MACH_IPOD_TOUCH_1G IPOD_TOUCH_1G 3558 +pharos_tpc MACH_PHAROS_TPC PHAROS_TPC 3559 +mx53_hydra MACH_MX53_HYDRA MX53_HYDRA 3560 +ns2816_dev_board MACH_NS2816_DEV_BOARD NS2816_DEV_BOARD 3561 +iphone_3gs MACH_IPHONE_3GS IPHONE_3GS 3562 +iphone_4 MACH_IPHONE_4 IPHONE_4 3563 +ipod_touch_4g MACH_IPOD_TOUCH_4G IPOD_TOUCH_4G 3564 +dragon_e1100 MACH_DRAGON_E1100 DRAGON_E1100 3565 +topside MACH_TOPSIDE TOPSIDE 3566 +irisiii MACH_IRISIII IRISIII 3567 +deto_macarm9 MACH_DETO_MACARM9 DETO_MACARM9 3568 +eti_d1 MACH_ETI_D1 ETI_D1 3569 +som3530sdk MACH_SOM3530SDK SOM3530SDK 3570 +oc_engine MACH_OC_ENGINE OC_ENGINE 3571 +apq8064_sim MACH_APQ8064_SIM APQ8064_SIM 3572 +alps MACH_ALPS ALPS 3575 +tny_t3730 MACH_TNY_T3730 TNY_T3730 3576 +geryon_nfe MACH_GERYON_NFE GERYON_NFE 3577 +ns2816_ref_board MACH_NS2816_REF_BOARD NS2816_REF_BOARD 3578 +silverstone MACH_SILVERSTONE SILVERSTONE 3579 +mtt2440 MACH_MTT2440 MTT2440 3580 +ynicdb MACH_YNICDB YNICDB 3581 +bct MACH_BCT BCT 3582 +tuscan MACH_TUSCAN TUSCAN 3583 +xbt_sam9g45 MACH_XBT_SAM9G45 XBT_SAM9G45 3584 +enbw_cmc MACH_ENBW_CMC ENBW_CMC 3585 +ch104mx257 MACH_CH104MX257 CH104MX257 3587 +openpri MACH_OPENPRI OPENPRI 3588 +am335xevm MACH_AM335XEVM AM335XEVM 3589 +picodmb MACH_PICODMB PICODMB 3590 +waluigi MACH_WALUIGI WALUIGI 3591 +punicag7 MACH_PUNICAG7 PUNICAG7 3592 +ipad_1g MACH_IPAD_1G IPAD_1G 3593 +appletv_2g MACH_APPLETV_2G APPLETV_2G 3594 +mach_ecog45 MACH_MACH_ECOG45 MACH_ECOG45 3595 +ait_cam_enc_4xx MACH_AIT_CAM_ENC_4XX AIT_CAM_ENC_4XX 3596 +runnymede MACH_RUNNYMEDE RUNNYMEDE 3597 +play MACH_PLAY PLAY 3598 +hw90260 MACH_HW90260 HW90260 3599 +tagh MACH_TAGH TAGH 3600 +filbert MACH_FILBERT FILBERT 3601 +getinge_netcomv3 MACH_GETINGE_NETCOMV3 GETINGE_NETCOMV3 3602 +cw20 MACH_CW20 CW20 3603 +cinema MACH_CINEMA CINEMA 3604 +cinema_tea MACH_CINEMA_TEA CINEMA_TEA 3605 +cinema_coffee MACH_CINEMA_COFFEE CINEMA_COFFEE 3606 +cinema_juice MACH_CINEMA_JUICE CINEMA_JUICE 3607 +mx53_mirage2 MACH_MX53_MIRAGE2 MX53_MIRAGE2 3609 +mx53_efikasb MACH_MX53_EFIKASB MX53_EFIKASB 3610 +stm_b2000 MACH_STM_B2000 STM_B2000 3612 m28evk MACH_M28EVK M28EVK 3613 +pda MACH_PDA PDA 3614 +meraki_mr58 MACH_MERAKI_MR58 MERAKI_MR58 3615 +kota2 MACH_KOTA2 KOTA2 3616 +letcool MACH_LETCOOL LETCOOL 3617 +mx27iat MACH_MX27IAT MX27IAT 3618 +apollo_td MACH_APOLLO_TD APOLLO_TD 3619 +arena MACH_ARENA ARENA 3620 +gsngateway MACH_GSNGATEWAY GSNGATEWAY 3621 +lf2000 MACH_LF2000 LF2000 3622 +bonito MACH_BONITO BONITO 3623 +asymptote MACH_ASYMPTOTE ASYMPTOTE 3624 +bst2brd MACH_BST2BRD BST2BRD 3625 +tx335s MACH_TX335S TX335S 3626 +pelco_tesla MACH_PELCO_TESLA PELCO_TESLA 3627 +rrhtestplat MACH_RRHTESTPLAT RRHTESTPLAT 3628 +vidtonic_pro MACH_VIDTONIC_PRO VIDTONIC_PRO 3629 +pl_apollo MACH_PL_APOLLO PL_APOLLO 3630 +pl_phoenix MACH_PL_PHOENIX PL_PHOENIX 3631 +m28cu3 MACH_M28CU3 M28CU3 3632 +vvbox_hd MACH_VVBOX_HD VVBOX_HD 3633 +coreware_sam9260_ MACH_COREWARE_SAM9260_ COREWARE_SAM9260_ 3634 +marmaduke MACH_MARMADUKE MARMADUKE 3635 +amg_xlcore_camera MACH_AMG_XLCORE_CAMERA AMG_XLCORE_CAMERA 3636 +omap3_egf MACH_OMAP3_EGF OMAP3_EGF 3637 smdk4212 MACH_SMDK4212 SMDK4212 3638 +dnp9200 MACH_DNP9200 DNP9200 3639 +tf101 MACH_TF101 TF101 3640 +omap3silvio MACH_OMAP3SILVIO OMAP3SILVIO 3641 +picasso2 MACH_PICASSO2 PICASSO2 3642 +vangogh2 MACH_VANGOGH2 VANGOGH2 3643 +olpc_xo_1_75 MACH_OLPC_XO_1_75 OLPC_XO_1_75 3644 +gx400 MACH_GX400 GX400 3645 +gs300 MACH_GS300 GS300 3646 +acer_a9 MACH_ACER_A9 ACER_A9 3647 +vivow_evm MACH_VIVOW_EVM VIVOW_EVM 3648 +veloce_cxq MACH_VELOCE_CXQ VELOCE_CXQ 3649 +veloce_cxm MACH_VELOCE_CXM VELOCE_CXM 3650 +p1852 MACH_P1852 P1852 3651 +naxy100 MACH_NAXY100 NAXY100 3652 +taishan MACH_TAISHAN TAISHAN 3653 +touchlink MACH_TOUCHLINK TOUCHLINK 3654 +stm32f103ze MACH_STM32F103ZE STM32F103ZE 3655 +mcx MACH_MCX MCX 3656 +stm_nmhdk_fli7610 MACH_STM_NMHDK_FLI7610 STM_NMHDK_FLI7610 3657 +top28x MACH_TOP28X TOP28X 3658 +okl4vp_microvisor MACH_OKL4VP_MICROVISOR OKL4VP_MICROVISOR 3659 +pop MACH_POP POP 3660 +layer MACH_LAYER LAYER 3661 +trondheim MACH_TRONDHEIM TRONDHEIM 3662 +eva MACH_EVA EVA 3663 +trust_taurus MACH_TRUST_TAURUS TRUST_TAURUS 3664 +ns2816_huashan MACH_NS2816_HUASHAN NS2816_HUASHAN 3665 +ns2816_yangcheng MACH_NS2816_YANGCHENG NS2816_YANGCHENG 3666 +p852 MACH_P852 P852 3667 +flea3 MACH_FLEA3 FLEA3 3668 +bowfin MACH_BOWFIN BOWFIN 3669 +mv88de3100 MACH_MV88DE3100 MV88DE3100 3670 +pia_am35x MACH_PIA_AM35X PIA_AM35X 3671 +cedar MACH_CEDAR CEDAR 3672 +picasso_e MACH_PICASSO_E PICASSO_E 3673 +samsung_e60 MACH_SAMSUNG_E60 SAMSUNG_E60 3674 +sdvr_mini MACH_SDVR_MINI SDVR_MINI 3676 +omap3_ij3k MACH_OMAP3_IJ3K OMAP3_IJ3K 3677 +modasmc1 MACH_MODASMC1 MODASMC1 3678 +apq8064_rumi3 MACH_APQ8064_RUMI3 APQ8064_RUMI3 3679 +matrix506 MACH_MATRIX506 MATRIX506 3680 +msm9615_mtp MACH_MSM9615_MTP MSM9615_MTP 3681 +dm36x_spawndc MACH_DM36X_SPAWNDC DM36X_SPAWNDC 3682 +sff792 MACH_SFF792 SFF792 3683 +am335xiaevm MACH_AM335XIAEVM AM335XIAEVM 3684 +g3c2440 MACH_G3C2440 G3C2440 3685 +tion270 MACH_TION270 TION270 3686 +w22q7arm02 MACH_W22Q7ARM02 W22Q7ARM02 3687 +omap_cat MACH_OMAP_CAT OMAP_CAT 3688 +at91sam9n12ek MACH_AT91SAM9N12EK AT91SAM9N12EK 3689 +morrison MACH_MORRISON MORRISON 3690 +svdu MACH_SVDU SVDU 3691 +lpp01 MACH_LPP01 LPP01 3692 +ubc283 MACH_UBC283 UBC283 3693 +zeppelin MACH_ZEPPELIN ZEPPELIN 3694 +motus MACH_MOTUS MOTUS 3695 +neomainboard MACH_NEOMAINBOARD NEOMAINBOARD 3696 +devkit3250 MACH_DEVKIT3250 DEVKIT3250 3697 +devkit7000 MACH_DEVKIT7000 DEVKIT7000 3698 +fmc_uic MACH_FMC_UIC FMC_UIC 3699 +fmc_dcm MACH_FMC_DCM FMC_DCM 3700 +batwm MACH_BATWM BATWM 3701 +atlas6cb MACH_ATLAS6CB ATLAS6CB 3702 +blue MACH_BLUE BLUE 3705 +colorado MACH_COLORADO COLORADO 3706 +popc MACH_POPC POPC 3707 +promwad_jade MACH_PROMWAD_JADE PROMWAD_JADE 3708 +amp MACH_AMP AMP 3709 +gnet_amp MACH_GNET_AMP GNET_AMP 3710 +toques MACH_TOQUES TOQUES 3711 +dct_storm MACH_DCT_STORM DCT_STORM 3713 +owl MACH_OWL OWL 3715 +cogent_csb1741 MACH_COGENT_CSB1741 COGENT_CSB1741 3716 +adillustra610 MACH_ADILLUSTRA610 ADILLUSTRA610 3718 +ecafe_na04 MACH_ECAFE_NA04 ECAFE_NA04 3719 +popct MACH_POPCT POPCT 3720 +omap3_helena MACH_OMAP3_HELENA OMAP3_HELENA 3721 +ach MACH_ACH ACH 3722 +module_dtb MACH_MODULE_DTB MODULE_DTB 3723 +oslo_elisabeth MACH_OSLO_ELISABETH OSLO_ELISABETH 3725 +tt01 MACH_TT01 TT01 3726 +msm8930_cdp MACH_MSM8930_CDP MSM8930_CDP 3727 +msm8930_mtp MACH_MSM8930_MTP MSM8930_MTP 3728 +msm8930_fluid MACH_MSM8930_FLUID MSM8930_FLUID 3729 +ltu11 MACH_LTU11 LTU11 3730 +am1808_spawnco MACH_AM1808_SPAWNCO AM1808_SPAWNCO 3731 +flx6410 MACH_FLX6410 FLX6410 3732 +mx6q_qsb MACH_MX6Q_QSB MX6Q_QSB 3733 +mx53_plt424 MACH_MX53_PLT424 MX53_PLT424 3734 +jasmine MACH_JASMINE JASMINE 3735 +l138_owlboard_plus MACH_L138_OWLBOARD_PLUS L138_OWLBOARD_PLUS 3736 +wr21 MACH_WR21 WR21 3737 +peaboy MACH_PEABOY PEABOY 3739 +mx28_plato MACH_MX28_PLATO MX28_PLATO 3740 +kacom2 MACH_KACOM2 KACOM2 3741 +slco MACH_SLCO SLCO 3742 +imx51pico MACH_IMX51PICO IMX51PICO 3743 +glink1 MACH_GLINK1 GLINK1 3744 +diamond MACH_DIAMOND DIAMOND 3745 +d9000 MACH_D9000 D9000 3746 +w5300e01 MACH_W5300E01 W5300E01 3747 +im6000 MACH_IM6000 IM6000 3748 +mx51_fred51 MACH_MX51_FRED51 MX51_FRED51 3749 +stm32f2 MACH_STM32F2 STM32F2 3750 +ville MACH_VILLE VILLE 3751 +ptip_murnau MACH_PTIP_MURNAU PTIP_MURNAU 3752 +ptip_classic MACH_PTIP_CLASSIC PTIP_CLASSIC 3753 +mx53grb MACH_MX53GRB MX53GRB 3754 +gagarin MACH_GAGARIN GAGARIN 3755 +nas2big MACH_NAS2BIG NAS2BIG 3757 +superfemto MACH_SUPERFEMTO SUPERFEMTO 3758 +teufel MACH_TEUFEL TEUFEL 3759 +dinara MACH_DINARA DINARA 3760 +vanquish MACH_VANQUISH VANQUISH 3761 +zipabox1 MACH_ZIPABOX1 ZIPABOX1 3762 +u9540 MACH_U9540 U9540 3763 +jet MACH_JET JET 3764 smdk4412 MACH_SMDK4412 SMDK4412 3765 +elite MACH_ELITE ELITE 3766 +spear320_hmi MACH_SPEAR320_HMI SPEAR320_HMI 3767 +ontario MACH_ONTARIO ONTARIO 3768 +mx6q_sabrelite MACH_MX6Q_SABRELITE MX6Q_SABRELITE 3769 +vc200 MACH_VC200 VC200 3770 +msm7625a_ffa MACH_MSM7625A_FFA MSM7625A_FFA 3771 +msm7625a_surf MACH_MSM7625A_SURF MSM7625A_SURF 3772 +benthossbp MACH_BENTHOSSBP BENTHOSSBP 3773 +smdk5210 MACH_SMDK5210 SMDK5210 3774 +empq2300 MACH_EMPQ2300 EMPQ2300 3775 +minipos MACH_MINIPOS MINIPOS 3776 +omap5_sevm MACH_OMAP5_SEVM OMAP5_SEVM 3777 +shelter MACH_SHELTER SHELTER 3778 +omap3_devkit8500 MACH_OMAP3_DEVKIT8500 OMAP3_DEVKIT8500 3779 +edgetd MACH_EDGETD EDGETD 3780 +copperyard MACH_COPPERYARD COPPERYARD 3781 +edge MACH_EDGE EDGE 3782 +edge_u MACH_EDGE_U EDGE_U 3783 +edge_td MACH_EDGE_TD EDGE_TD 3784 +wdss MACH_WDSS WDSS 3785 +dl_pb25 MACH_DL_PB25 DL_PB25 3786 +dss11 MACH_DSS11 DSS11 3787 +cpa MACH_CPA CPA 3788 +aptp2000 MACH_APTP2000 APTP2000 3789 +marzen MACH_MARZEN MARZEN 3790 +st_turbine MACH_ST_TURBINE ST_TURBINE 3791 +gtl_it3300 MACH_GTL_IT3300 GTL_IT3300 3792 +mx6_mule MACH_MX6_MULE MX6_MULE 3793 +v7pxa_dt MACH_V7PXA_DT V7PXA_DT 3794 +v7mmp_dt MACH_V7MMP_DT V7MMP_DT 3795 +dragon7 MACH_DRAGON7 DRAGON7 3796 +krome MACH_KROME KROME 3797 +oratisdante MACH_ORATISDANTE ORATISDANTE 3798 +fathom MACH_FATHOM FATHOM 3799 +dns325 MACH_DNS325 DNS325 3800 +sarnen MACH_SARNEN SARNEN 3801 +ubisys_g1 MACH_UBISYS_G1 UBISYS_G1 3802 +mx53_pf1 MACH_MX53_PF1 MX53_PF1 3803 +asanti MACH_ASANTI ASANTI 3804 +volta MACH_VOLTA VOLTA 3805 +knight MACH_KNIGHT KNIGHT 3807 +beaglebone MACH_BEAGLEBONE BEAGLEBONE 3808 +becker MACH_BECKER BECKER 3809 +fc360 MACH_FC360 FC360 3810 +pmi2_xls MACH_PMI2_XLS PMI2_XLS 3811 +taranto MACH_TARANTO TARANTO 3812 +plutux MACH_PLUTUX PLUTUX 3813 +ipmp_medcom MACH_IPMP_MEDCOM IPMP_MEDCOM 3814 +absolut MACH_ABSOLUT ABSOLUT 3815 +awpb3 MACH_AWPB3 AWPB3 3816 +nfp32xx_dt MACH_NFP32XX_DT NFP32XX_DT 3817 +dl_pb53 MACH_DL_PB53 DL_PB53 3818 +acu_ii MACH_ACU_II ACU_II 3819 +avalon MACH_AVALON AVALON 3820 +sphinx MACH_SPHINX SPHINX 3821 +titan_t MACH_TITAN_T TITAN_T 3822 +harvest_boris MACH_HARVEST_BORIS HARVEST_BORIS 3823 +mach_msm7x30_m3s MACH_MACH_MSM7X30_M3S MACH_MSM7X30_M3S 3824 +smdk5250 MACH_SMDK5250 SMDK5250 3825 +imxt_lite MACH_IMXT_LITE IMXT_LITE 3826 +imxt_std MACH_IMXT_STD IMXT_STD 3827 +imxt_log MACH_IMXT_LOG IMXT_LOG 3828 +imxt_nav MACH_IMXT_NAV IMXT_NAV 3829 +imxt_full MACH_IMXT_FULL IMXT_FULL 3830 +ag09015 MACH_AG09015 AG09015 3831 +am3517_mt_ventoux MACH_AM3517_MT_VENTOUX AM3517_MT_VENTOUX 3832 +dp1arm9 MACH_DP1ARM9 DP1ARM9 3833 +picasso_m MACH_PICASSO_M PICASSO_M 3834 +video_gadget MACH_VIDEO_GADGET VIDEO_GADGET 3835 +mtt_om3x MACH_MTT_OM3X MTT_OM3X 3836 +mx6q_arm2 MACH_MX6Q_ARM2 MX6Q_ARM2 3837 +picosam9g45 MACH_PICOSAM9G45 PICOSAM9G45 3838 +vpm_dm365 MACH_VPM_DM365 VPM_DM365 3839 +bonfire MACH_BONFIRE BONFIRE 3840 +mt2p2d MACH_MT2P2D MT2P2D 3841 +sigpda01 MACH_SIGPDA01 SIGPDA01 3842 +cn27 MACH_CN27 CN27 3843 +mx25_cwtap MACH_MX25_CWTAP MX25_CWTAP 3844 +apf28 MACH_APF28 APF28 3845 +pelco_maxwell MACH_PELCO_MAXWELL PELCO_MAXWELL 3846 +ge_phoenix MACH_GE_PHOENIX GE_PHOENIX 3847 +empc_a500 MACH_EMPC_A500 EMPC_A500 3848 +ims_arm9 MACH_IMS_ARM9 IMS_ARM9 3849 +mini2416 MACH_MINI2416 MINI2416 3850 +mini2450 MACH_MINI2450 MINI2450 3851 +mini310 MACH_MINI310 MINI310 3852 +spear_hurricane MACH_SPEAR_HURRICANE SPEAR_HURRICANE 3853 +mt7208 MACH_MT7208 MT7208 3854 +lpc178x MACH_LPC178X LPC178X 3855 +farleys MACH_FARLEYS FARLEYS 3856 +efm32gg_dk3750 MACH_EFM32GG_DK3750 EFM32GG_DK3750 3857 +zeus_board MACH_ZEUS_BOARD ZEUS_BOARD 3858 +cc51 MACH_CC51 CC51 3859 +fxi_c210 MACH_FXI_C210 FXI_C210 3860 +msm8627_cdp MACH_MSM8627_CDP MSM8627_CDP 3861 +msm8627_mtp MACH_MSM8627_MTP MSM8627_MTP 3862 +armadillo800eva MACH_ARMADILLO800EVA ARMADILLO800EVA 3863 +primou MACH_PRIMOU PRIMOU 3864 +primoc MACH_PRIMOC PRIMOC 3865 +primoct MACH_PRIMOCT PRIMOCT 3866 +a9500 MACH_A9500 A9500 3867 +pluto MACH_PLUTO PLUTO 3869 +acfx100 MACH_ACFX100 ACFX100 3870 +msm8625_rumi3 MACH_MSM8625_RUMI3 MSM8625_RUMI3 3871 +valente MACH_VALENTE VALENTE 3872 +crfs_rfeye MACH_CRFS_RFEYE CRFS_RFEYE 3873 +rfeye MACH_RFEYE RFEYE 3874 +phidget_sbc3 MACH_PHIDGET_SBC3 PHIDGET_SBC3 3875 +tcw_mika MACH_TCW_MIKA TCW_MIKA 3876 +imx28_egf MACH_IMX28_EGF IMX28_EGF 3877 +valente_wx MACH_VALENTE_WX VALENTE_WX 3878 +huangshans MACH_HUANGSHANS HUANGSHANS 3879 +bosphorus1 MACH_BOSPHORUS1 BOSPHORUS1 3880 +prima MACH_PRIMA PRIMA 3881 +evita_ulk MACH_EVITA_ULK EVITA_ULK 3884 +merisc600 MACH_MERISC600 MERISC600 3885 +dolak MACH_DOLAK DOLAK 3886 +sbc53 MACH_SBC53 SBC53 3887 +elite_ulk MACH_ELITE_ULK ELITE_ULK 3888 +pov2 MACH_POV2 POV2 3889 +ipod_touch_2g MACH_IPOD_TOUCH_2G IPOD_TOUCH_2G 3890 +da850_pqab MACH_DA850_PQAB DA850_PQAB 3891 diff --git a/arch/ia64/include/asm/cputime.h b/arch/ia64/include/asm/cputime.h index 6073b187528..5a274af31b2 100644 --- a/arch/ia64/include/asm/cputime.h +++ b/arch/ia64/include/asm/cputime.h @@ -60,6 +60,7 @@ typedef u64 cputime64_t; */ #define cputime_to_usecs(__ct) ((__ct) / NSEC_PER_USEC) #define usecs_to_cputime(__usecs) ((__usecs) * NSEC_PER_USEC) +#define usecs_to_cputime64(__usecs) usecs_to_cputime(__usecs) /* * Convert cputime <-> seconds diff --git a/arch/powerpc/include/asm/cputime.h b/arch/powerpc/include/asm/cputime.h index 1cf20bdfbec..98b7c4b49c9 100644 --- a/arch/powerpc/include/asm/cputime.h +++ b/arch/powerpc/include/asm/cputime.h @@ -150,6 +150,8 @@ static inline cputime_t usecs_to_cputime(const unsigned long us) return ct; } +#define usecs_to_cputime64(us) usecs_to_cputime(us) + /* * Convert cputime <-> seconds */ diff --git a/arch/powerpc/include/asm/kvm_book3s.h b/arch/powerpc/include/asm/kvm_book3s.h index d4df013ad77..69c7377d207 100644 --- a/arch/powerpc/include/asm/kvm_book3s.h +++ b/arch/powerpc/include/asm/kvm_book3s.h @@ -381,39 +381,6 @@ static inline bool kvmppc_critical_section(struct kvm_vcpu *vcpu) } #endif -static inline unsigned long compute_tlbie_rb(unsigned long v, unsigned long r, - unsigned long pte_index) -{ - unsigned long rb, va_low; - - rb = (v & ~0x7fUL) << 16; /* AVA field */ - va_low = pte_index >> 3; - if (v & HPTE_V_SECONDARY) - va_low = ~va_low; - /* xor vsid from AVA */ - if (!(v & HPTE_V_1TB_SEG)) - va_low ^= v >> 12; - else - va_low ^= v >> 24; - va_low &= 0x7ff; - if (v & HPTE_V_LARGE) { - rb |= 1; /* L field */ - if (cpu_has_feature(CPU_FTR_ARCH_206) && - (r & 0xff000)) { - /* non-16MB large page, must be 64k */ - /* (masks depend on page size) */ - rb |= 0x1000; /* page encoding in LP field */ - rb |= (va_low & 0x7f) << 16; /* 7b of VA in AVA/LP field */ - rb |= (va_low & 0xfe); /* AVAL field (P7 doesn't seem to care) */ - } - } else { - /* 4kB page */ - rb |= (va_low & 0x7ff) << 12; /* remaining 11b of VA */ - } - rb |= (v >> 54) & 0x300; /* B field */ - return rb; -} - /* Magic register values loaded into r3 and r4 before the 'sc' assembly * instruction for the OSI hypercalls */ #define OSI_SC_MAGIC_R3 0x113724FA diff --git a/arch/powerpc/include/asm/kvm_book3s_64.h b/arch/powerpc/include/asm/kvm_book3s_64.h index e43fe42b987..d0ac94f98f9 100644 --- a/arch/powerpc/include/asm/kvm_book3s_64.h +++ b/arch/powerpc/include/asm/kvm_book3s_64.h @@ -29,4 +29,37 @@ static inline struct kvmppc_book3s_shadow_vcpu *to_svcpu(struct kvm_vcpu *vcpu) #define SPAPR_TCE_SHIFT 12 +static inline unsigned long compute_tlbie_rb(unsigned long v, unsigned long r, + unsigned long pte_index) +{ + unsigned long rb, va_low; + + rb = (v & ~0x7fUL) << 16; /* AVA field */ + va_low = pte_index >> 3; + if (v & HPTE_V_SECONDARY) + va_low = ~va_low; + /* xor vsid from AVA */ + if (!(v & HPTE_V_1TB_SEG)) + va_low ^= v >> 12; + else + va_low ^= v >> 24; + va_low &= 0x7ff; + if (v & HPTE_V_LARGE) { + rb |= 1; /* L field */ + if (cpu_has_feature(CPU_FTR_ARCH_206) && + (r & 0xff000)) { + /* non-16MB large page, must be 64k */ + /* (masks depend on page size) */ + rb |= 0x1000; /* page encoding in LP field */ + rb |= (va_low & 0x7f) << 16; /* 7b of VA in AVA/LP field */ + rb |= (va_low & 0xfe); /* AVAL field (P7 doesn't seem to care) */ + } + } else { + /* 4kB page */ + rb |= (va_low & 0x7ff) << 12; /* remaining 11b of VA */ + } + rb |= (v >> 54) & 0x300; /* B field */ + return rb; +} + #endif /* __ASM_KVM_BOOK3S_64_H__ */ diff --git a/arch/powerpc/kvm/book3s_hv.c b/arch/powerpc/kvm/book3s_hv.c index 0cb137a9b03..336983da9e7 100644 --- a/arch/powerpc/kvm/book3s_hv.c +++ b/arch/powerpc/kvm/book3s_hv.c @@ -538,7 +538,7 @@ static void kvmppc_start_thread(struct kvm_vcpu *vcpu) tpaca->kvm_hstate.napping = 0; vcpu->cpu = vc->pcpu; smp_wmb(); -#ifdef CONFIG_PPC_ICP_NATIVE +#if defined(CONFIG_PPC_ICP_NATIVE) && defined(CONFIG_SMP) if (vcpu->arch.ptid) { tpaca->cpu_start = 0x80; wmb(); diff --git a/arch/powerpc/kvm/book3s_pr.c b/arch/powerpc/kvm/book3s_pr.c index 3c791e1eb67..e2cfb9e1e20 100644 --- a/arch/powerpc/kvm/book3s_pr.c +++ b/arch/powerpc/kvm/book3s_pr.c @@ -658,10 +658,12 @@ program_interrupt: ulong cmd = kvmppc_get_gpr(vcpu, 3); int i; +#ifdef CONFIG_KVM_BOOK3S_64_PR if (kvmppc_h_pr(vcpu, cmd) == EMULATE_DONE) { r = RESUME_GUEST; break; } +#endif run->papr_hcall.nr = cmd; for (i = 0; i < 9; ++i) { diff --git a/arch/powerpc/kvm/e500.c b/arch/powerpc/kvm/e500.c index 26d20903f2b..8c0d45a6faf 100644 --- a/arch/powerpc/kvm/e500.c +++ b/arch/powerpc/kvm/e500.c @@ -15,6 +15,7 @@ #include <linux/kvm_host.h> #include <linux/slab.h> #include <linux/err.h> +#include <linux/export.h> #include <asm/reg.h> #include <asm/cputable.h> diff --git a/arch/s390/include/asm/cputime.h b/arch/s390/include/asm/cputime.h index 08143487829..b9acaaa175d 100644 --- a/arch/s390/include/asm/cputime.h +++ b/arch/s390/include/asm/cputime.h @@ -87,6 +87,8 @@ usecs_to_cputime(const unsigned int m) return (cputime_t) m * 4096; } +#define usecs_to_cputime64(m) usecs_to_cputime(m) + /* * Convert cputime to milliseconds and back. */ diff --git a/arch/s390/oprofile/init.c b/arch/s390/oprofile/init.c index 6efc18b5e60..bd58b72454c 100644 --- a/arch/s390/oprofile/init.c +++ b/arch/s390/oprofile/init.c @@ -88,7 +88,7 @@ static ssize_t hwsampler_write(struct file *file, char const __user *buf, return -EINVAL; retval = oprofilefs_ulong_from_user(&val, buf, count); - if (retval) + if (retval <= 0) return retval; if (oprofile_started) diff --git a/arch/sh/boards/board-sh7757lcr.c b/arch/sh/boards/board-sh7757lcr.c index ec8c84c14b1..895e337c79b 100644 --- a/arch/sh/boards/board-sh7757lcr.c +++ b/arch/sh/boards/board-sh7757lcr.c @@ -50,9 +50,9 @@ static struct platform_device heartbeat_device = { #define GBECONT 0xffc10100 #define GBECONT_RMII1 BIT(17) #define GBECONT_RMII0 BIT(16) -static void sh7757_eth_set_mdio_gate(unsigned long addr) +static void sh7757_eth_set_mdio_gate(void *addr) { - if ((addr & 0x00000fff) < 0x0800) + if (((unsigned long)addr & 0x00000fff) < 0x0800) writel(readl(GBECONT) | GBECONT_RMII0, GBECONT); else writel(readl(GBECONT) | GBECONT_RMII1, GBECONT); @@ -116,9 +116,9 @@ static struct platform_device sh7757_eth1_device = { }, }; -static void sh7757_eth_giga_set_mdio_gate(unsigned long addr) +static void sh7757_eth_giga_set_mdio_gate(void *addr) { - if ((addr & 0x00000fff) < 0x0800) { + if (((unsigned long)addr & 0x00000fff) < 0x0800) { gpio_set_value(GPIO_PTT4, 1); writel(readl(GBECONT) & ~GBECONT_RMII0, GBECONT); } else { @@ -210,8 +210,12 @@ static struct resource sh_mmcif_resources[] = { }; static struct sh_mmcif_dma sh7757lcr_mmcif_dma = { - .chan_priv_tx = SHDMA_SLAVE_MMCIF_TX, - .chan_priv_rx = SHDMA_SLAVE_MMCIF_RX, + .chan_priv_tx = { + .slave_id = SHDMA_SLAVE_MMCIF_TX, + }, + .chan_priv_rx = { + .slave_id = SHDMA_SLAVE_MMCIF_RX, + } }; static struct sh_mmcif_plat_data sh_mmcif_plat = { diff --git a/arch/sh/oprofile/common.c b/arch/sh/oprofile/common.c index b4c2d2b946d..e4dd5d5a111 100644 --- a/arch/sh/oprofile/common.c +++ b/arch/sh/oprofile/common.c @@ -49,7 +49,7 @@ int __init oprofile_arch_init(struct oprofile_operations *ops) return oprofile_perf_init(ops); } -void __exit oprofile_arch_exit(void) +void oprofile_arch_exit(void) { oprofile_perf_exit(); kfree(sh_pmu_op_name); @@ -60,5 +60,5 @@ int __init oprofile_arch_init(struct oprofile_operations *ops) ops->backtrace = sh_backtrace; return -ENODEV; } -void __exit oprofile_arch_exit(void) {} +void oprofile_arch_exit(void) {} #endif /* CONFIG_HW_PERF_EVENTS */ diff --git a/arch/sparc/kernel/ds.c b/arch/sparc/kernel/ds.c index 7429b47c3ac..381edcd5bc2 100644 --- a/arch/sparc/kernel/ds.c +++ b/arch/sparc/kernel/ds.c @@ -1181,13 +1181,11 @@ static int __devinit ds_probe(struct vio_dev *vdev, dp->rcv_buf_len = 4096; - dp->ds_states = kzalloc(sizeof(ds_states_template), - GFP_KERNEL); + dp->ds_states = kmemdup(ds_states_template, + sizeof(ds_states_template), GFP_KERNEL); if (!dp->ds_states) goto out_free_rcv_buf; - memcpy(dp->ds_states, ds_states_template, - sizeof(ds_states_template)); dp->num_ds_states = ARRAY_SIZE(ds_states_template); for (i = 0; i < dp->num_ds_states; i++) diff --git a/arch/sparc/kernel/pci_sun4v.c b/arch/sparc/kernel/pci_sun4v.c index b272cda35a0..af5755d20fb 100644 --- a/arch/sparc/kernel/pci_sun4v.c +++ b/arch/sparc/kernel/pci_sun4v.c @@ -849,10 +849,10 @@ static int pci_sun4v_msiq_build_irq(struct pci_pbm_info *pbm, if (!irq) return -ENOMEM; - if (pci_sun4v_msiq_setstate(pbm->devhandle, msiqid, HV_MSIQSTATE_IDLE)) - return -EINVAL; if (pci_sun4v_msiq_setvalid(pbm->devhandle, msiqid, HV_MSIQ_VALID)) return -EINVAL; + if (pci_sun4v_msiq_setstate(pbm->devhandle, msiqid, HV_MSIQSTATE_IDLE)) + return -EINVAL; return irq; } diff --git a/arch/sparc/kernel/prom_common.c b/arch/sparc/kernel/prom_common.c index 46614807a57..741df916c12 100644 --- a/arch/sparc/kernel/prom_common.c +++ b/arch/sparc/kernel/prom_common.c @@ -58,12 +58,10 @@ int of_set_property(struct device_node *dp, const char *name, void *val, int len void *new_val; int err; - new_val = kmalloc(len, GFP_KERNEL); + new_val = kmemdup(val, len, GFP_KERNEL); if (!new_val) return -ENOMEM; - memcpy(new_val, val, len); - err = -ENODEV; mutex_lock(&of_set_property_mutex); diff --git a/arch/sparc/mm/btfixup.c b/arch/sparc/mm/btfixup.c index 5175ac2f482..8a7f81743c1 100644 --- a/arch/sparc/mm/btfixup.c +++ b/arch/sparc/mm/btfixup.c @@ -302,8 +302,7 @@ void __init btfixup(void) case 'i': /* INT */ if ((insn & 0xc1c00000) == 0x01000000) /* %HI */ set_addr(addr, q[1], fmangled, (insn & 0xffc00000) | (p[1] >> 10)); - else if ((insn & 0x80002000) == 0x80002000 && - (insn & 0x01800000) != 0x01800000) /* %LO */ + else if ((insn & 0x80002000) == 0x80002000) /* %LO */ set_addr(addr, q[1], fmangled, (insn & 0xffffe000) | (p[1] & 0x3ff)); else { prom_printf(insn_i, p, addr, insn); diff --git a/arch/x86/include/asm/e820.h b/arch/x86/include/asm/e820.h index c9547033e38..908b96957d8 100644 --- a/arch/x86/include/asm/e820.h +++ b/arch/x86/include/asm/e820.h @@ -53,13 +53,6 @@ */ #define E820_RESERVED_KERN 128 -/* - * Address ranges that need to be mapped by the kernel direct - * mapping. This is used to make sure regions such as - * EFI_RUNTIME_SERVICES_DATA are directly mapped. See setup_arch(). - */ -#define E820_RESERVED_EFI 129 - #ifndef __ASSEMBLY__ #include <linux/types.h> struct e820entry { @@ -122,7 +115,6 @@ static inline void early_memtest(unsigned long start, unsigned long end) } #endif -extern unsigned long e820_end_pfn(unsigned long limit_pfn, unsigned type); extern unsigned long e820_end_of_ram_pfn(void); extern unsigned long e820_end_of_low_ram_pfn(void); extern u64 early_reserve_e820(u64 startt, u64 sizet, u64 align); diff --git a/arch/x86/include/asm/efi.h b/arch/x86/include/asm/efi.h index b8d8bfcd44a..7093e4a6a0b 100644 --- a/arch/x86/include/asm/efi.h +++ b/arch/x86/include/asm/efi.h @@ -33,6 +33,8 @@ extern unsigned long asmlinkage efi_call_phys(void *, ...); #define efi_call_virt6(f, a1, a2, a3, a4, a5, a6) \ efi_call_virt(f, a1, a2, a3, a4, a5, a6) +#define efi_ioremap(addr, size, type) ioremap_cache(addr, size) + #else /* !CONFIG_X86_32 */ extern u64 efi_call0(void *fp); @@ -82,6 +84,9 @@ extern u64 efi_call6(void *fp, u64 arg1, u64 arg2, u64 arg3, efi_call6((void *)(efi.systab->runtime->f), (u64)(a1), (u64)(a2), \ (u64)(a3), (u64)(a4), (u64)(a5), (u64)(a6)) +extern void __iomem *efi_ioremap(unsigned long addr, unsigned long size, + u32 type); + #endif /* CONFIG_X86_32 */ extern int add_efi_memmap; diff --git a/arch/x86/kernel/cpu/perf_event_intel.c b/arch/x86/kernel/cpu/perf_event_intel.c index 8d601b18bf9..121f1be4da1 100644 --- a/arch/x86/kernel/cpu/perf_event_intel.c +++ b/arch/x86/kernel/cpu/perf_event_intel.c @@ -1169,7 +1169,7 @@ again: */ c = &unconstrained; } else if (intel_try_alt_er(event, orig_idx)) { - raw_spin_unlock(&era->lock); + raw_spin_unlock_irqrestore(&era->lock, flags); goto again; } raw_spin_unlock_irqrestore(&era->lock, flags); diff --git a/arch/x86/kernel/dumpstack_32.c b/arch/x86/kernel/dumpstack_32.c index 3b97a80ce32..c99f9ed013d 100644 --- a/arch/x86/kernel/dumpstack_32.c +++ b/arch/x86/kernel/dumpstack_32.c @@ -116,16 +116,16 @@ void show_registers(struct pt_regs *regs) for (i = 0; i < code_len; i++, ip++) { if (ip < (u8 *)PAGE_OFFSET || probe_kernel_address(ip, c)) { - printk(" Bad EIP value."); + printk(KERN_CONT " Bad EIP value."); break; } if (ip == (u8 *)regs->ip) - printk("<%02x> ", c); + printk(KERN_CONT "<%02x> ", c); else - printk("%02x ", c); + printk(KERN_CONT "%02x ", c); } } - printk("\n"); + printk(KERN_CONT "\n"); } int is_valid_bugaddr(unsigned long ip) diff --git a/arch/x86/kernel/dumpstack_64.c b/arch/x86/kernel/dumpstack_64.c index 19853ad8afc..6d728d9284b 100644 --- a/arch/x86/kernel/dumpstack_64.c +++ b/arch/x86/kernel/dumpstack_64.c @@ -284,16 +284,16 @@ void show_registers(struct pt_regs *regs) for (i = 0; i < code_len; i++, ip++) { if (ip < (u8 *)PAGE_OFFSET || probe_kernel_address(ip, c)) { - printk(" Bad RIP value."); + printk(KERN_CONT " Bad RIP value."); break; } if (ip == (u8 *)regs->ip) - printk("<%02x> ", c); + printk(KERN_CONT "<%02x> ", c); else - printk("%02x ", c); + printk(KERN_CONT "%02x ", c); } } - printk("\n"); + printk(KERN_CONT "\n"); } int is_valid_bugaddr(unsigned long ip) diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c index 65ffd110a81..303a0e48f07 100644 --- a/arch/x86/kernel/e820.c +++ b/arch/x86/kernel/e820.c @@ -135,7 +135,6 @@ static void __init e820_print_type(u32 type) printk(KERN_CONT "(usable)"); break; case E820_RESERVED: - case E820_RESERVED_EFI: printk(KERN_CONT "(reserved)"); break; case E820_ACPI: @@ -784,7 +783,7 @@ u64 __init early_reserve_e820(u64 startt, u64 sizet, u64 align) /* * Find the highest page frame number we have available */ -unsigned long __init e820_end_pfn(unsigned long limit_pfn, unsigned type) +static unsigned long __init e820_end_pfn(unsigned long limit_pfn, unsigned type) { int i; unsigned long last_pfn = 0; diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c index 9a9e40fb091..cf0ef986cb6 100644 --- a/arch/x86/kernel/setup.c +++ b/arch/x86/kernel/setup.c @@ -691,8 +691,6 @@ early_param("reservelow", parse_reservelow); void __init setup_arch(char **cmdline_p) { - unsigned long end_pfn; - #ifdef CONFIG_X86_32 memcpy(&boot_cpu_data, &new_cpu_data, sizeof(new_cpu_data)); visws_early_detect(); @@ -934,24 +932,7 @@ void __init setup_arch(char **cmdline_p) init_gbpages(); /* max_pfn_mapped is updated here */ - end_pfn = max_low_pfn; - -#ifdef CONFIG_X86_64 - /* - * There may be regions after the last E820_RAM region that we - * want to include in the kernel direct mapping, such as - * EFI_RUNTIME_SERVICES_DATA. - */ - if (efi_enabled) { - unsigned long efi_end; - - efi_end = e820_end_pfn(MAXMEM>>PAGE_SHIFT, E820_RESERVED_EFI); - if (efi_end > max_low_pfn) - end_pfn = efi_end; - } -#endif - - max_low_pfn_mapped = init_memory_mapping(0, end_pfn << PAGE_SHIFT); + max_low_pfn_mapped = init_memory_mapping(0, max_low_pfn<<PAGE_SHIFT); max_pfn_mapped = max_low_pfn_mapped; #ifdef CONFIG_X86_64 diff --git a/arch/x86/kvm/i8254.c b/arch/x86/kvm/i8254.c index 76e3f1cd036..405f2620392 100644 --- a/arch/x86/kvm/i8254.c +++ b/arch/x86/kvm/i8254.c @@ -338,11 +338,15 @@ static enum hrtimer_restart pit_timer_fn(struct hrtimer *data) return HRTIMER_NORESTART; } -static void create_pit_timer(struct kvm_kpit_state *ps, u32 val, int is_period) +static void create_pit_timer(struct kvm *kvm, u32 val, int is_period) { + struct kvm_kpit_state *ps = &kvm->arch.vpit->pit_state; struct kvm_timer *pt = &ps->pit_timer; s64 interval; + if (!irqchip_in_kernel(kvm)) + return; + interval = muldiv64(val, NSEC_PER_SEC, KVM_PIT_FREQ); pr_debug("create pit timer, interval is %llu nsec\n", interval); @@ -394,13 +398,13 @@ static void pit_load_count(struct kvm *kvm, int channel, u32 val) /* FIXME: enhance mode 4 precision */ case 4: if (!(ps->flags & KVM_PIT_FLAGS_HPET_LEGACY)) { - create_pit_timer(ps, val, 0); + create_pit_timer(kvm, val, 0); } break; case 2: case 3: if (!(ps->flags & KVM_PIT_FLAGS_HPET_LEGACY)){ - create_pit_timer(ps, val, 1); + create_pit_timer(kvm, val, 1); } break; default: diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index c38efd7b792..4c938da2ba0 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -602,7 +602,6 @@ static void update_cpuid(struct kvm_vcpu *vcpu) { struct kvm_cpuid_entry2 *best; struct kvm_lapic *apic = vcpu->arch.apic; - u32 timer_mode_mask; best = kvm_find_cpuid_entry(vcpu, 1, 0); if (!best) @@ -615,15 +614,12 @@ static void update_cpuid(struct kvm_vcpu *vcpu) best->ecx |= bit(X86_FEATURE_OSXSAVE); } - if (boot_cpu_data.x86_vendor == X86_VENDOR_INTEL && - best->function == 0x1) { - best->ecx |= bit(X86_FEATURE_TSC_DEADLINE_TIMER); - timer_mode_mask = 3 << 17; - } else - timer_mode_mask = 1 << 17; - - if (apic) - apic->lapic_timer.timer_mode_mask = timer_mode_mask; + if (apic) { + if (best->ecx & bit(X86_FEATURE_TSC_DEADLINE_TIMER)) + apic->lapic_timer.timer_mode_mask = 3 << 17; + else + apic->lapic_timer.timer_mode_mask = 1 << 17; + } } int kvm_set_cr4(struct kvm_vcpu *vcpu, unsigned long cr4) @@ -2135,6 +2131,9 @@ int kvm_dev_ioctl_check_extension(long ext) case KVM_CAP_TSC_CONTROL: r = kvm_has_tsc_control; break; + case KVM_CAP_TSC_DEADLINE_TIMER: + r = boot_cpu_has(X86_FEATURE_TSC_DEADLINE_TIMER); + break; default: r = 0; break; diff --git a/arch/x86/net/bpf_jit_comp.c b/arch/x86/net/bpf_jit_comp.c index bfab3fa10ed..7b65f752c5f 100644 --- a/arch/x86/net/bpf_jit_comp.c +++ b/arch/x86/net/bpf_jit_comp.c @@ -568,8 +568,8 @@ cond_branch: f_offset = addrs[i + filter[i].jf] - addrs[i]; break; } if (filter[i].jt != 0) { - if (filter[i].jf) - t_offset += is_near(f_offset) ? 2 : 6; + if (filter[i].jf && f_offset) + t_offset += is_near(f_offset) ? 2 : 5; EMIT_COND_JMP(t_op, t_offset); if (filter[i].jf) EMIT_JMP(f_offset); diff --git a/arch/x86/platform/efi/efi.c b/arch/x86/platform/efi/efi.c index c9718a16be1..37718f0f053 100644 --- a/arch/x86/platform/efi/efi.c +++ b/arch/x86/platform/efi/efi.c @@ -323,13 +323,10 @@ static void __init do_add_efi_memmap(void) case EFI_UNUSABLE_MEMORY: e820_type = E820_UNUSABLE; break; - case EFI_RUNTIME_SERVICES_DATA: - e820_type = E820_RESERVED_EFI; - break; default: /* * EFI_RESERVED_TYPE EFI_RUNTIME_SERVICES_CODE - * EFI_MEMORY_MAPPED_IO + * EFI_RUNTIME_SERVICES_DATA EFI_MEMORY_MAPPED_IO * EFI_MEMORY_MAPPED_IO_PORT_SPACE EFI_PAL_CODE */ e820_type = E820_RESERVED; @@ -674,21 +671,10 @@ void __init efi_enter_virtual_mode(void) end_pfn = PFN_UP(end); if (end_pfn <= max_low_pfn_mapped || (end_pfn > (1UL << (32 - PAGE_SHIFT)) - && end_pfn <= max_pfn_mapped)) { + && end_pfn <= max_pfn_mapped)) va = __va(md->phys_addr); - - if (!(md->attribute & EFI_MEMORY_WB)) { - addr = (u64) (unsigned long)va; - npages = md->num_pages; - memrange_efi_to_native(&addr, &npages); - set_memory_uc(addr, npages); - } - } else { - if (!(md->attribute & EFI_MEMORY_WB)) - va = ioremap_nocache(md->phys_addr, size); - else - va = ioremap_cache(md->phys_addr, size); - } + else + va = efi_ioremap(md->phys_addr, size, md->type); md->virt_addr = (u64) (unsigned long) va; @@ -698,6 +684,13 @@ void __init efi_enter_virtual_mode(void) continue; } + if (!(md->attribute & EFI_MEMORY_WB)) { + addr = md->virt_addr; + npages = md->num_pages; + memrange_efi_to_native(&addr, &npages); + set_memory_uc(addr, npages); + } + systab = (u64) (unsigned long) efi_phys.systab; if (md->phys_addr <= systab && systab < end) { systab += md->virt_addr - md->phys_addr; diff --git a/arch/x86/platform/efi/efi_32.c b/arch/x86/platform/efi/efi_32.c index e36bf714cb7..40e446941dd 100644 --- a/arch/x86/platform/efi/efi_32.c +++ b/arch/x86/platform/efi/efi_32.c @@ -39,43 +39,14 @@ */ static unsigned long efi_rt_eflags; -static pgd_t efi_bak_pg_dir_pointer[2]; void efi_call_phys_prelog(void) { - unsigned long cr4; - unsigned long temp; struct desc_ptr gdt_descr; local_irq_save(efi_rt_eflags); - /* - * If I don't have PAE, I should just duplicate two entries in page - * directory. If I have PAE, I just need to duplicate one entry in - * page directory. - */ - cr4 = read_cr4_safe(); - - if (cr4 & X86_CR4_PAE) { - efi_bak_pg_dir_pointer[0].pgd = - swapper_pg_dir[pgd_index(0)].pgd; - swapper_pg_dir[0].pgd = - swapper_pg_dir[pgd_index(PAGE_OFFSET)].pgd; - } else { - efi_bak_pg_dir_pointer[0].pgd = - swapper_pg_dir[pgd_index(0)].pgd; - efi_bak_pg_dir_pointer[1].pgd = - swapper_pg_dir[pgd_index(0x400000)].pgd; - swapper_pg_dir[pgd_index(0)].pgd = - swapper_pg_dir[pgd_index(PAGE_OFFSET)].pgd; - temp = PAGE_OFFSET + 0x400000; - swapper_pg_dir[pgd_index(0x400000)].pgd = - swapper_pg_dir[pgd_index(temp)].pgd; - } - - /* - * After the lock is released, the original page table is restored. - */ + load_cr3(initial_page_table); __flush_tlb_all(); gdt_descr.address = __pa(get_cpu_gdt_table(0)); @@ -85,28 +56,13 @@ void efi_call_phys_prelog(void) void efi_call_phys_epilog(void) { - unsigned long cr4; struct desc_ptr gdt_descr; gdt_descr.address = (unsigned long)get_cpu_gdt_table(0); gdt_descr.size = GDT_SIZE - 1; load_gdt(&gdt_descr); - cr4 = read_cr4_safe(); - - if (cr4 & X86_CR4_PAE) { - swapper_pg_dir[pgd_index(0)].pgd = - efi_bak_pg_dir_pointer[0].pgd; - } else { - swapper_pg_dir[pgd_index(0)].pgd = - efi_bak_pg_dir_pointer[0].pgd; - swapper_pg_dir[pgd_index(0x400000)].pgd = - efi_bak_pg_dir_pointer[1].pgd; - } - - /* - * After the lock is released, the original page table is restored. - */ + load_cr3(swapper_pg_dir); __flush_tlb_all(); local_irq_restore(efi_rt_eflags); diff --git a/arch/x86/platform/efi/efi_64.c b/arch/x86/platform/efi/efi_64.c index 312250c6b2d..ac3aa54e265 100644 --- a/arch/x86/platform/efi/efi_64.c +++ b/arch/x86/platform/efi/efi_64.c @@ -80,3 +80,20 @@ void __init efi_call_phys_epilog(void) local_irq_restore(efi_flags); early_code_mapping_set_exec(0); } + +void __iomem *__init efi_ioremap(unsigned long phys_addr, unsigned long size, + u32 type) +{ + unsigned long last_map_pfn; + + if (type == EFI_MEMORY_MAPPED_IO) + return ioremap(phys_addr, size); + + last_map_pfn = init_memory_mapping(phys_addr, phys_addr + size); + if ((last_map_pfn << PAGE_SHIFT) < phys_addr + size) { + unsigned long top = last_map_pfn << PAGE_SHIFT; + efi_ioremap(top, size - (top - phys_addr), type); + } + + return (void __iomem *)__va(phys_addr); +} diff --git a/arch/x86/xen/setup.c b/arch/x86/xen/setup.c index 1093f80c162..b2c7179fa26 100644 --- a/arch/x86/xen/setup.c +++ b/arch/x86/xen/setup.c @@ -173,9 +173,21 @@ static unsigned long __init xen_get_max_pages(void) domid_t domid = DOMID_SELF; int ret; - ret = HYPERVISOR_memory_op(XENMEM_maximum_reservation, &domid); - if (ret > 0) - max_pages = ret; + /* + * For the initial domain we use the maximum reservation as + * the maximum page. + * + * For guest domains the current maximum reservation reflects + * the current maximum rather than the static maximum. In this + * case the e820 map provided to us will cover the static + * maximum region. + */ + if (xen_initial_domain()) { + ret = HYPERVISOR_memory_op(XENMEM_maximum_reservation, &domid); + if (ret > 0) + max_pages = ret; + } + return min(max_pages, MAX_DOMAIN_PAGES); } diff --git a/block/blk-core.c b/block/blk-core.c index ea70e6c80cd..15de223c7f9 100644 --- a/block/blk-core.c +++ b/block/blk-core.c @@ -366,7 +366,14 @@ void blk_drain_queue(struct request_queue *q, bool drain_all) if (drain_all) blk_throtl_drain(q); - __blk_run_queue(q); + /* + * This function might be called on a queue which failed + * driver init after queue creation. Some drivers + * (e.g. fd) get unhappy in such cases. Kick queue iff + * dispatch queue has something on it. + */ + if (!list_empty(&q->queue_head)) + __blk_run_queue(q); if (drain_all) nr_rqs = q->rq.count[0] + q->rq.count[1]; @@ -467,6 +474,7 @@ struct request_queue *blk_alloc_queue_node(gfp_t gfp_mask, int node_id) q->backing_dev_info.state = 0; q->backing_dev_info.capabilities = BDI_CAP_MAP_COPY; q->backing_dev_info.name = "block"; + q->node = node_id; err = bdi_init(&q->backing_dev_info); if (err) { @@ -551,7 +559,7 @@ blk_init_queue_node(request_fn_proc *rfn, spinlock_t *lock, int node_id) if (!uninit_q) return NULL; - q = blk_init_allocated_queue_node(uninit_q, rfn, lock, node_id); + q = blk_init_allocated_queue(uninit_q, rfn, lock); if (!q) blk_cleanup_queue(uninit_q); @@ -563,18 +571,9 @@ struct request_queue * blk_init_allocated_queue(struct request_queue *q, request_fn_proc *rfn, spinlock_t *lock) { - return blk_init_allocated_queue_node(q, rfn, lock, -1); -} -EXPORT_SYMBOL(blk_init_allocated_queue); - -struct request_queue * -blk_init_allocated_queue_node(struct request_queue *q, request_fn_proc *rfn, - spinlock_t *lock, int node_id) -{ if (!q) return NULL; - q->node = node_id; if (blk_init_free_list(q)) return NULL; @@ -604,7 +603,7 @@ blk_init_allocated_queue_node(struct request_queue *q, request_fn_proc *rfn, return NULL; } -EXPORT_SYMBOL(blk_init_allocated_queue_node); +EXPORT_SYMBOL(blk_init_allocated_queue); int blk_get_queue(struct request_queue *q) { diff --git a/block/blk-map.c b/block/blk-map.c index 164cd005970..623e1cd4cff 100644 --- a/block/blk-map.c +++ b/block/blk-map.c @@ -311,7 +311,7 @@ int blk_rq_map_kern(struct request_queue *q, struct request *rq, void *kbuf, if (IS_ERR(bio)) return PTR_ERR(bio); - if (rq_data_dir(rq) == WRITE) + if (!reading) bio->bi_rw |= REQ_WRITE; if (do_copy) diff --git a/block/blk-tag.c b/block/blk-tag.c index e74d6d13838..4af6f5cc116 100644 --- a/block/blk-tag.c +++ b/block/blk-tag.c @@ -282,18 +282,9 @@ EXPORT_SYMBOL(blk_queue_resize_tags); void blk_queue_end_tag(struct request_queue *q, struct request *rq) { struct blk_queue_tag *bqt = q->queue_tags; - int tag = rq->tag; + unsigned tag = rq->tag; /* negative tags invalid */ - BUG_ON(tag == -1); - - if (unlikely(tag >= bqt->max_depth)) { - /* - * This can happen after tag depth has been reduced. - * But tag shouldn't be larger than real_max_depth. - */ - WARN_ON(tag >= bqt->real_max_depth); - return; - } + BUG_ON(tag >= bqt->real_max_depth); list_del_init(&rq->queuelist); rq->cmd_flags &= ~REQ_QUEUED; diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c index 16ace89613b..3548705b04e 100644 --- a/block/cfq-iosched.c +++ b/block/cfq-iosched.c @@ -1655,6 +1655,8 @@ cfq_merged_requests(struct request_queue *q, struct request *rq, struct request *next) { struct cfq_queue *cfqq = RQ_CFQQ(rq); + struct cfq_data *cfqd = q->elevator->elevator_data; + /* * reposition in fifo if next is older than rq */ @@ -1669,6 +1671,16 @@ cfq_merged_requests(struct request_queue *q, struct request *rq, cfq_remove_request(next); cfq_blkiocg_update_io_merged_stats(&(RQ_CFQG(rq))->blkg, rq_data_dir(next), rq_is_sync(next)); + + cfqq = RQ_CFQQ(next); + /* + * all requests of this queue are merged to other queues, delete it + * from the service tree. If it's the active_queue, + * cfq_dispatch_requests() will choose to expire it or do idle + */ + if (cfq_cfqq_on_rr(cfqq) && RB_EMPTY_ROOT(&cfqq->sort_list) && + cfqq != cfqd->active_queue) + cfq_del_cfqq_rr(cfqd, cfqq); } static int cfq_allow_merge(struct request_queue *q, struct request *rq, @@ -3184,7 +3196,7 @@ static int cfq_cic_link(struct cfq_data *cfqd, struct io_context *ioc, } } - if (ret) + if (ret && ret != -EEXIST) printk(KERN_ERR "cfq: cic link failed!\n"); return ret; @@ -3200,6 +3212,7 @@ cfq_get_io_context(struct cfq_data *cfqd, gfp_t gfp_mask) { struct io_context *ioc = NULL; struct cfq_io_context *cic; + int ret; might_sleep_if(gfp_mask & __GFP_WAIT); @@ -3207,6 +3220,7 @@ cfq_get_io_context(struct cfq_data *cfqd, gfp_t gfp_mask) if (!ioc) return NULL; +retry: cic = cfq_cic_lookup(cfqd, ioc); if (cic) goto out; @@ -3215,7 +3229,12 @@ cfq_get_io_context(struct cfq_data *cfqd, gfp_t gfp_mask) if (cic == NULL) goto err; - if (cfq_cic_link(cfqd, ioc, cic, gfp_mask)) + ret = cfq_cic_link(cfqd, ioc, cic, gfp_mask); + if (ret == -EEXIST) { + /* someone has linked cic to ioc already */ + cfq_cic_free(cic); + goto retry; + } else if (ret) goto err_free; out: @@ -4036,6 +4055,11 @@ static void *cfq_init_queue(struct request_queue *q) if (blkio_alloc_blkg_stats(&cfqg->blkg)) { kfree(cfqg); + + spin_lock(&cic_index_lock); + ida_remove(&cic_index_ida, cfqd->cic_index); + spin_unlock(&cic_index_lock); + kfree(cfqd); return NULL; } diff --git a/drivers/ata/Kconfig b/drivers/ata/Kconfig index 6bdedd7cca2..cf047c406d9 100644 --- a/drivers/ata/Kconfig +++ b/drivers/ata/Kconfig @@ -820,7 +820,7 @@ config PATA_PLATFORM config PATA_OF_PLATFORM tristate "OpenFirmware platform device PATA support" - depends on PATA_PLATFORM && OF + depends on PATA_PLATFORM && OF && OF_IRQ help This option enables support for generic directly connected ATA devices commonly found on embedded systems with OpenFirmware diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c index 8004ac30a7a..587cce57ada 100644 --- a/drivers/block/cciss.c +++ b/drivers/block/cciss.c @@ -2601,6 +2601,8 @@ static int fill_cmd(ctlr_info_t *h, CommandList_struct *c, __u8 cmd, void *buff, c->Request.Timeout = 0; c->Request.CDB[0] = BMIC_WRITE; c->Request.CDB[6] = BMIC_CACHE_FLUSH; + c->Request.CDB[7] = (size >> 8) & 0xFF; + c->Request.CDB[8] = size & 0xFF; break; case TEST_UNIT_READY: c->Request.CDBLen = 6; @@ -4880,7 +4882,7 @@ static int cciss_request_irq(ctlr_info_t *h, { if (h->msix_vector || h->msi_vector) { if (!request_irq(h->intr[h->intr_mode], msixhandler, - IRQF_DISABLED, h->devname, h)) + 0, h->devname, h)) return 0; dev_err(&h->pdev->dev, "Unable to get msi irq %d" " for %s\n", h->intr[h->intr_mode], @@ -4889,7 +4891,7 @@ static int cciss_request_irq(ctlr_info_t *h, } if (!request_irq(h->intr[h->intr_mode], intxhandler, - IRQF_DISABLED, h->devname, h)) + IRQF_SHARED, h->devname, h)) return 0; dev_err(&h->pdev->dev, "Unable to get irq %d for %s\n", h->intr[h->intr_mode], h->devname); diff --git a/drivers/block/loop.c b/drivers/block/loop.c index 68b205a9338..1e888c9e85b 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -422,7 +422,7 @@ static int do_bio_filebacked(struct loop_device *lo, struct bio *bio) /* * We use punch hole to reclaim the free space used by the - * image a.k.a. discard. However we do support discard if + * image a.k.a. discard. However we do not support discard if * encryption is enabled, because it may give an attacker * useful information. */ @@ -797,7 +797,7 @@ static void loop_config_discard(struct loop_device *lo) } q->limits.discard_granularity = inode->i_sb->s_blocksize; - q->limits.discard_alignment = inode->i_sb->s_blocksize; + q->limits.discard_alignment = 0; q->limits.max_discard_sectors = UINT_MAX >> 9; q->limits.discard_zeroes_data = 1; queue_flag_set_unlocked(QUEUE_FLAG_DISCARD, q); diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c index 65cc424359b..148ab944378 100644 --- a/drivers/block/rbd.c +++ b/drivers/block/rbd.c @@ -183,10 +183,6 @@ static LIST_HEAD(rbd_client_list); /* clients */ static int __rbd_init_snaps_header(struct rbd_device *rbd_dev); static void rbd_dev_release(struct device *dev); -static ssize_t rbd_snap_rollback(struct device *dev, - struct device_attribute *attr, - const char *buf, - size_t size); static ssize_t rbd_snap_add(struct device *dev, struct device_attribute *attr, const char *buf, @@ -461,6 +457,10 @@ static int rbd_header_from_disk(struct rbd_image_header *header, u32 snap_count = le32_to_cpu(ondisk->snap_count); int ret = -ENOMEM; + if (memcmp(ondisk, RBD_HEADER_TEXT, sizeof(RBD_HEADER_TEXT))) { + return -ENXIO; + } + init_rwsem(&header->snap_rwsem); header->snap_names_len = le64_to_cpu(ondisk->snap_names_len); header->snapc = kmalloc(sizeof(struct ceph_snap_context) + @@ -1356,32 +1356,6 @@ fail: } /* - * Request sync osd rollback - */ -static int rbd_req_sync_rollback_obj(struct rbd_device *dev, - u64 snapid, - const char *obj) -{ - struct ceph_osd_req_op *ops; - int ret = rbd_create_rw_ops(&ops, 1, CEPH_OSD_OP_ROLLBACK, 0); - if (ret < 0) - return ret; - - ops[0].snap.snapid = snapid; - - ret = rbd_req_sync_op(dev, NULL, - CEPH_NOSNAP, - 0, - CEPH_OSD_FLAG_WRITE | CEPH_OSD_FLAG_ONDISK, - ops, - 1, obj, 0, 0, NULL, NULL, NULL); - - rbd_destroy_ops(ops); - - return ret; -} - -/* * Request sync osd read */ static int rbd_req_sync_exec(struct rbd_device *dev, @@ -1610,8 +1584,13 @@ static int rbd_read_header(struct rbd_device *rbd_dev, goto out_dh; rc = rbd_header_from_disk(header, dh, snap_count, GFP_KERNEL); - if (rc < 0) + if (rc < 0) { + if (rc == -ENXIO) { + pr_warning("unrecognized header format" + " for image %s", rbd_dev->obj); + } goto out_dh; + } if (snap_count != header->total_snaps) { snap_count = header->total_snaps; @@ -1882,7 +1861,6 @@ static DEVICE_ATTR(name, S_IRUGO, rbd_name_show, NULL); static DEVICE_ATTR(refresh, S_IWUSR, NULL, rbd_image_refresh); static DEVICE_ATTR(current_snap, S_IRUGO, rbd_snap_show, NULL); static DEVICE_ATTR(create_snap, S_IWUSR, NULL, rbd_snap_add); -static DEVICE_ATTR(rollback_snap, S_IWUSR, NULL, rbd_snap_rollback); static struct attribute *rbd_attrs[] = { &dev_attr_size.attr, @@ -1893,7 +1871,6 @@ static struct attribute *rbd_attrs[] = { &dev_attr_current_snap.attr, &dev_attr_refresh.attr, &dev_attr_create_snap.attr, - &dev_attr_rollback_snap.attr, NULL }; @@ -2424,64 +2401,6 @@ err_unlock: return ret; } -static ssize_t rbd_snap_rollback(struct device *dev, - struct device_attribute *attr, - const char *buf, - size_t count) -{ - struct rbd_device *rbd_dev = dev_to_rbd(dev); - int ret; - u64 snapid; - u64 cur_ofs; - char *seg_name = NULL; - char *snap_name = kmalloc(count + 1, GFP_KERNEL); - ret = -ENOMEM; - if (!snap_name) - return ret; - - /* parse snaps add command */ - snprintf(snap_name, count, "%s", buf); - seg_name = kmalloc(RBD_MAX_SEG_NAME_LEN + 1, GFP_NOIO); - if (!seg_name) - goto done; - - mutex_lock_nested(&ctl_mutex, SINGLE_DEPTH_NESTING); - - ret = snap_by_name(&rbd_dev->header, snap_name, &snapid, NULL); - if (ret < 0) - goto done_unlock; - - dout("snapid=%lld\n", snapid); - - cur_ofs = 0; - while (cur_ofs < rbd_dev->header.image_size) { - cur_ofs += rbd_get_segment(&rbd_dev->header, - rbd_dev->obj, - cur_ofs, (u64)-1, - seg_name, NULL); - dout("seg_name=%s\n", seg_name); - - ret = rbd_req_sync_rollback_obj(rbd_dev, snapid, seg_name); - if (ret < 0) - pr_warning("could not roll back obj %s err=%d\n", - seg_name, ret); - } - - ret = __rbd_update_snaps(rbd_dev); - if (ret < 0) - goto done_unlock; - - ret = count; - -done_unlock: - mutex_unlock(&ctl_mutex); -done: - kfree(seg_name); - kfree(snap_name); - - return ret; -} - static struct bus_attribute rbd_bus_attrs[] = { __ATTR(add, S_IWUSR, NULL, rbd_add), __ATTR(remove, S_IWUSR, NULL, rbd_remove), diff --git a/drivers/block/swim3.c b/drivers/block/swim3.c index ae3e167e17a..89ddab127e3 100644 --- a/drivers/block/swim3.c +++ b/drivers/block/swim3.c @@ -16,6 +16,8 @@ * handle GCR disks */ +#undef DEBUG + #include <linux/stddef.h> #include <linux/kernel.h> #include <linux/sched.h> @@ -36,13 +38,11 @@ #include <asm/machdep.h> #include <asm/pmac_feature.h> -static DEFINE_MUTEX(swim3_mutex); -static struct request_queue *swim3_queue; -static struct gendisk *disks[2]; -static struct request *fd_req; - #define MAX_FLOPPIES 2 +static DEFINE_MUTEX(swim3_mutex); +static struct gendisk *disks[MAX_FLOPPIES]; + enum swim_state { idle, locating, @@ -177,7 +177,6 @@ struct swim3 { struct floppy_state { enum swim_state state; - spinlock_t lock; struct swim3 __iomem *swim3; /* hardware registers */ struct dbdma_regs __iomem *dma; /* DMA controller registers */ int swim3_intr; /* interrupt number for SWIM3 */ @@ -204,8 +203,20 @@ struct floppy_state { int wanted; struct macio_dev *mdev; char dbdma_cmd_space[5 * sizeof(struct dbdma_cmd)]; + int index; + struct request *cur_req; }; +#define swim3_err(fmt, arg...) dev_err(&fs->mdev->ofdev.dev, "[fd%d] " fmt, fs->index, arg) +#define swim3_warn(fmt, arg...) dev_warn(&fs->mdev->ofdev.dev, "[fd%d] " fmt, fs->index, arg) +#define swim3_info(fmt, arg...) dev_info(&fs->mdev->ofdev.dev, "[fd%d] " fmt, fs->index, arg) + +#ifdef DEBUG +#define swim3_dbg(fmt, arg...) dev_dbg(&fs->mdev->ofdev.dev, "[fd%d] " fmt, fs->index, arg) +#else +#define swim3_dbg(fmt, arg...) do { } while(0) +#endif + static struct floppy_state floppy_states[MAX_FLOPPIES]; static int floppy_count = 0; static DEFINE_SPINLOCK(swim3_lock); @@ -224,17 +235,8 @@ static unsigned short write_postamble[] = { 0, 0, 0, 0, 0, 0 }; -static void swim3_select(struct floppy_state *fs, int sel); -static void swim3_action(struct floppy_state *fs, int action); -static int swim3_readbit(struct floppy_state *fs, int bit); -static void do_fd_request(struct request_queue * q); -static void start_request(struct floppy_state *fs); -static void set_timeout(struct floppy_state *fs, int nticks, - void (*proc)(unsigned long)); -static void scan_track(struct floppy_state *fs); static void seek_track(struct floppy_state *fs, int n); static void init_dma(struct dbdma_cmd *cp, int cmd, void *buf, int count); -static void setup_transfer(struct floppy_state *fs); static void act(struct floppy_state *fs); static void scan_timeout(unsigned long data); static void seek_timeout(unsigned long data); @@ -254,18 +256,21 @@ static unsigned int floppy_check_events(struct gendisk *disk, unsigned int clearing); static int floppy_revalidate(struct gendisk *disk); -static bool swim3_end_request(int err, unsigned int nr_bytes) +static bool swim3_end_request(struct floppy_state *fs, int err, unsigned int nr_bytes) { - if (__blk_end_request(fd_req, err, nr_bytes)) - return true; + struct request *req = fs->cur_req; + int rc; - fd_req = NULL; - return false; -} + swim3_dbg(" end request, err=%d nr_bytes=%d, cur_req=%p\n", + err, nr_bytes, req); -static bool swim3_end_request_cur(int err) -{ - return swim3_end_request(err, blk_rq_cur_bytes(fd_req)); + if (err) + nr_bytes = blk_rq_cur_bytes(req); + rc = __blk_end_request(req, err, nr_bytes); + if (rc) + return true; + fs->cur_req = NULL; + return false; } static void swim3_select(struct floppy_state *fs, int sel) @@ -303,50 +308,53 @@ static int swim3_readbit(struct floppy_state *fs, int bit) return (stat & DATA) == 0; } -static void do_fd_request(struct request_queue * q) -{ - int i; - - for(i=0; i<floppy_count; i++) { - struct floppy_state *fs = &floppy_states[i]; - if (fs->mdev->media_bay && - check_media_bay(fs->mdev->media_bay) != MB_FD) - continue; - start_request(fs); - } -} - static void start_request(struct floppy_state *fs) { struct request *req; unsigned long x; + swim3_dbg("start request, initial state=%d\n", fs->state); + if (fs->state == idle && fs->wanted) { fs->state = available; wake_up(&fs->wait); return; } while (fs->state == idle) { - if (!fd_req) { - fd_req = blk_fetch_request(swim3_queue); - if (!fd_req) + swim3_dbg("start request, idle loop, cur_req=%p\n", fs->cur_req); + if (!fs->cur_req) { + fs->cur_req = blk_fetch_request(disks[fs->index]->queue); + swim3_dbg(" fetched request %p\n", fs->cur_req); + if (!fs->cur_req) break; } - req = fd_req; -#if 0 - printk("do_fd_req: dev=%s cmd=%d sec=%ld nr_sec=%u buf=%p\n", - req->rq_disk->disk_name, req->cmd, - (long)blk_rq_pos(req), blk_rq_sectors(req), req->buffer); - printk(" errors=%d current_nr_sectors=%u\n", - req->errors, blk_rq_cur_sectors(req)); + req = fs->cur_req; + + if (fs->mdev->media_bay && + check_media_bay(fs->mdev->media_bay) != MB_FD) { + swim3_dbg("%s", " media bay absent, dropping req\n"); + swim3_end_request(fs, -ENODEV, 0); + continue; + } + +#if 0 /* This is really too verbose */ + swim3_dbg("do_fd_req: dev=%s cmd=%d sec=%ld nr_sec=%u buf=%p\n", + req->rq_disk->disk_name, req->cmd, + (long)blk_rq_pos(req), blk_rq_sectors(req), + req->buffer); + swim3_dbg(" errors=%d current_nr_sectors=%u\n", + req->errors, blk_rq_cur_sectors(req)); #endif if (blk_rq_pos(req) >= fs->total_secs) { - swim3_end_request_cur(-EIO); + swim3_dbg(" pos out of bounds (%ld, max is %ld)\n", + (long)blk_rq_pos(req), (long)fs->total_secs); + swim3_end_request(fs, -EIO, 0); continue; } if (fs->ejected) { - swim3_end_request_cur(-EIO); + swim3_dbg("%s", " disk ejected\n"); + swim3_end_request(fs, -EIO, 0); continue; } @@ -354,7 +362,8 @@ static void start_request(struct floppy_state *fs) if (fs->write_prot < 0) fs->write_prot = swim3_readbit(fs, WRITE_PROT); if (fs->write_prot) { - swim3_end_request_cur(-EIO); + swim3_dbg("%s", " try to write, disk write protected\n"); + swim3_end_request(fs, -EIO, 0); continue; } } @@ -369,7 +378,6 @@ static void start_request(struct floppy_state *fs) x = ((long)blk_rq_pos(req)) % fs->secpercyl; fs->head = x / fs->secpertrack; fs->req_sector = x % fs->secpertrack + 1; - fd_req = req; fs->state = do_transfer; fs->retries = 0; @@ -377,12 +385,14 @@ static void start_request(struct floppy_state *fs) } } +static void do_fd_request(struct request_queue * q) +{ + start_request(q->queuedata); +} + static void set_timeout(struct floppy_state *fs, int nticks, void (*proc)(unsigned long)) { - unsigned long flags; - - spin_lock_irqsave(&fs->lock, flags); if (fs->timeout_pending) del_timer(&fs->timeout); fs->timeout.expires = jiffies + nticks; @@ -390,7 +400,6 @@ static void set_timeout(struct floppy_state *fs, int nticks, fs->timeout.data = (unsigned long) fs; add_timer(&fs->timeout); fs->timeout_pending = 1; - spin_unlock_irqrestore(&fs->lock, flags); } static inline void scan_track(struct floppy_state *fs) @@ -442,40 +451,45 @@ static inline void setup_transfer(struct floppy_state *fs) struct swim3 __iomem *sw = fs->swim3; struct dbdma_cmd *cp = fs->dma_cmd; struct dbdma_regs __iomem *dr = fs->dma; + struct request *req = fs->cur_req; - if (blk_rq_cur_sectors(fd_req) <= 0) { - printk(KERN_ERR "swim3: transfer 0 sectors?\n"); + if (blk_rq_cur_sectors(req) <= 0) { + swim3_warn("%s", "Transfer 0 sectors ?\n"); return; } - if (rq_data_dir(fd_req) == WRITE) + if (rq_data_dir(req) == WRITE) n = 1; else { n = fs->secpertrack - fs->req_sector + 1; - if (n > blk_rq_cur_sectors(fd_req)) - n = blk_rq_cur_sectors(fd_req); + if (n > blk_rq_cur_sectors(req)) + n = blk_rq_cur_sectors(req); } + + swim3_dbg(" setup xfer at sect %d (of %d) head %d for %d\n", + fs->req_sector, fs->secpertrack, fs->head, n); + fs->scount = n; swim3_select(fs, fs->head? READ_DATA_1: READ_DATA_0); out_8(&sw->sector, fs->req_sector); out_8(&sw->nsect, n); out_8(&sw->gap3, 0); out_le32(&dr->cmdptr, virt_to_bus(cp)); - if (rq_data_dir(fd_req) == WRITE) { + if (rq_data_dir(req) == WRITE) { /* Set up 3 dma commands: write preamble, data, postamble */ init_dma(cp, OUTPUT_MORE, write_preamble, sizeof(write_preamble)); ++cp; - init_dma(cp, OUTPUT_MORE, fd_req->buffer, 512); + init_dma(cp, OUTPUT_MORE, req->buffer, 512); ++cp; init_dma(cp, OUTPUT_LAST, write_postamble, sizeof(write_postamble)); } else { - init_dma(cp, INPUT_LAST, fd_req->buffer, n * 512); + init_dma(cp, INPUT_LAST, req->buffer, n * 512); } ++cp; out_le16(&cp->command, DBDMA_STOP); out_8(&sw->control_bic, DO_ACTION | WRITE_SECTORS); in_8(&sw->error); out_8(&sw->control_bic, DO_ACTION | WRITE_SECTORS); - if (rq_data_dir(fd_req) == WRITE) + if (rq_data_dir(req) == WRITE) out_8(&sw->control_bis, WRITE_SECTORS); in_8(&sw->intr); out_le32(&dr->control, (RUN << 16) | RUN); @@ -488,12 +502,16 @@ static inline void setup_transfer(struct floppy_state *fs) static void act(struct floppy_state *fs) { for (;;) { + swim3_dbg(" act loop, state=%d, req_cyl=%d, cur_cyl=%d\n", + fs->state, fs->req_cyl, fs->cur_cyl); + switch (fs->state) { case idle: return; /* XXX shouldn't get here */ case locating: if (swim3_readbit(fs, TRACK_ZERO)) { + swim3_dbg("%s", " locate track 0\n"); fs->cur_cyl = 0; if (fs->req_cyl == 0) fs->state = do_transfer; @@ -511,7 +529,7 @@ static void act(struct floppy_state *fs) break; } if (fs->req_cyl == fs->cur_cyl) { - printk("whoops, seeking 0\n"); + swim3_warn("%s", "Whoops, seeking 0\n"); fs->state = do_transfer; break; } @@ -527,7 +545,9 @@ static void act(struct floppy_state *fs) case do_transfer: if (fs->cur_cyl != fs->req_cyl) { if (fs->retries > 5) { - swim3_end_request_cur(-EIO); + swim3_err("Wrong cylinder in transfer, want: %d got %d\n", + fs->req_cyl, fs->cur_cyl); + swim3_end_request(fs, -EIO, 0); fs->state = idle; return; } @@ -542,7 +562,7 @@ static void act(struct floppy_state *fs) return; default: - printk(KERN_ERR"swim3: unknown state %d\n", fs->state); + swim3_err("Unknown state %d\n", fs->state); return; } } @@ -552,59 +572,75 @@ static void scan_timeout(unsigned long data) { struct floppy_state *fs = (struct floppy_state *) data; struct swim3 __iomem *sw = fs->swim3; + unsigned long flags; + + swim3_dbg("* scan timeout, state=%d\n", fs->state); + spin_lock_irqsave(&swim3_lock, flags); fs->timeout_pending = 0; out_8(&sw->control_bic, DO_ACTION | WRITE_SECTORS); out_8(&sw->select, RELAX); out_8(&sw->intr_enable, 0); fs->cur_cyl = -1; if (fs->retries > 5) { - swim3_end_request_cur(-EIO); + swim3_end_request(fs, -EIO, 0); fs->state = idle; start_request(fs); } else { fs->state = jogging; act(fs); } + spin_unlock_irqrestore(&swim3_lock, flags); } static void seek_timeout(unsigned long data) { struct floppy_state *fs = (struct floppy_state *) data; struct swim3 __iomem *sw = fs->swim3; + unsigned long flags; + + swim3_dbg("* seek timeout, state=%d\n", fs->state); + spin_lock_irqsave(&swim3_lock, flags); fs->timeout_pending = 0; out_8(&sw->control_bic, DO_SEEK); out_8(&sw->select, RELAX); out_8(&sw->intr_enable, 0); - printk(KERN_ERR "swim3: seek timeout\n"); - swim3_end_request_cur(-EIO); + swim3_err("%s", "Seek timeout\n"); + swim3_end_request(fs, -EIO, 0); fs->state = idle; start_request(fs); + spin_unlock_irqrestore(&swim3_lock, flags); } static void settle_timeout(unsigned long data) { struct floppy_state *fs = (struct floppy_state *) data; struct swim3 __iomem *sw = fs->swim3; + unsigned long flags; + + swim3_dbg("* settle timeout, state=%d\n", fs->state); + spin_lock_irqsave(&swim3_lock, flags); fs->timeout_pending = 0; if (swim3_readbit(fs, SEEK_COMPLETE)) { out_8(&sw->select, RELAX); fs->state = locating; act(fs); - return; + goto unlock; } out_8(&sw->select, RELAX); if (fs->settle_time < 2*HZ) { ++fs->settle_time; set_timeout(fs, 1, settle_timeout); - return; + goto unlock; } - printk(KERN_ERR "swim3: seek settle timeout\n"); - swim3_end_request_cur(-EIO); + swim3_err("%s", "Seek settle timeout\n"); + swim3_end_request(fs, -EIO, 0); fs->state = idle; start_request(fs); + unlock: + spin_unlock_irqrestore(&swim3_lock, flags); } static void xfer_timeout(unsigned long data) @@ -612,8 +648,12 @@ static void xfer_timeout(unsigned long data) struct floppy_state *fs = (struct floppy_state *) data; struct swim3 __iomem *sw = fs->swim3; struct dbdma_regs __iomem *dr = fs->dma; + unsigned long flags; int n; + swim3_dbg("* xfer timeout, state=%d\n", fs->state); + + spin_lock_irqsave(&swim3_lock, flags); fs->timeout_pending = 0; out_le32(&dr->control, RUN << 16); /* We must wait a bit for dbdma to stop */ @@ -622,12 +662,13 @@ static void xfer_timeout(unsigned long data) out_8(&sw->intr_enable, 0); out_8(&sw->control_bic, WRITE_SECTORS | DO_ACTION); out_8(&sw->select, RELAX); - printk(KERN_ERR "swim3: timeout %sing sector %ld\n", - (rq_data_dir(fd_req)==WRITE? "writ": "read"), - (long)blk_rq_pos(fd_req)); - swim3_end_request_cur(-EIO); + swim3_err("Timeout %sing sector %ld\n", + (rq_data_dir(fs->cur_req)==WRITE? "writ": "read"), + (long)blk_rq_pos(fs->cur_req)); + swim3_end_request(fs, -EIO, 0); fs->state = idle; start_request(fs); + spin_unlock_irqrestore(&swim3_lock, flags); } static irqreturn_t swim3_interrupt(int irq, void *dev_id) @@ -638,12 +679,17 @@ static irqreturn_t swim3_interrupt(int irq, void *dev_id) int stat, resid; struct dbdma_regs __iomem *dr; struct dbdma_cmd *cp; + unsigned long flags; + struct request *req = fs->cur_req; + + swim3_dbg("* interrupt, state=%d\n", fs->state); + spin_lock_irqsave(&swim3_lock, flags); intr = in_8(&sw->intr); err = (intr & ERROR_INTR)? in_8(&sw->error): 0; if ((intr & ERROR_INTR) && fs->state != do_transfer) - printk(KERN_ERR "swim3_interrupt, state=%d, dir=%x, intr=%x, err=%x\n", - fs->state, rq_data_dir(fd_req), intr, err); + swim3_err("Non-transfer error interrupt: state=%d, dir=%x, intr=%x, err=%x\n", + fs->state, rq_data_dir(req), intr, err); switch (fs->state) { case locating: if (intr & SEEN_SECTOR) { @@ -653,10 +699,10 @@ static irqreturn_t swim3_interrupt(int irq, void *dev_id) del_timer(&fs->timeout); fs->timeout_pending = 0; if (sw->ctrack == 0xff) { - printk(KERN_ERR "swim3: seen sector but cyl=ff?\n"); + swim3_err("%s", "Seen sector but cyl=ff?\n"); fs->cur_cyl = -1; if (fs->retries > 5) { - swim3_end_request_cur(-EIO); + swim3_end_request(fs, -EIO, 0); fs->state = idle; start_request(fs); } else { @@ -668,8 +714,8 @@ static irqreturn_t swim3_interrupt(int irq, void *dev_id) fs->cur_cyl = sw->ctrack; fs->cur_sector = sw->csect; if (fs->expect_cyl != -1 && fs->expect_cyl != fs->cur_cyl) - printk(KERN_ERR "swim3: expected cyl %d, got %d\n", - fs->expect_cyl, fs->cur_cyl); + swim3_err("Expected cyl %d, got %d\n", + fs->expect_cyl, fs->cur_cyl); fs->state = do_transfer; act(fs); } @@ -704,7 +750,7 @@ static irqreturn_t swim3_interrupt(int irq, void *dev_id) fs->timeout_pending = 0; dr = fs->dma; cp = fs->dma_cmd; - if (rq_data_dir(fd_req) == WRITE) + if (rq_data_dir(req) == WRITE) ++cp; /* * Check that the main data transfer has finished. @@ -729,31 +775,32 @@ static irqreturn_t swim3_interrupt(int irq, void *dev_id) if (intr & ERROR_INTR) { n = fs->scount - 1 - resid / 512; if (n > 0) { - blk_update_request(fd_req, 0, n << 9); + blk_update_request(req, 0, n << 9); fs->req_sector += n; } if (fs->retries < 5) { ++fs->retries; act(fs); } else { - printk("swim3: error %sing block %ld (err=%x)\n", - rq_data_dir(fd_req) == WRITE? "writ": "read", - (long)blk_rq_pos(fd_req), err); - swim3_end_request_cur(-EIO); + swim3_err("Error %sing block %ld (err=%x)\n", + rq_data_dir(req) == WRITE? "writ": "read", + (long)blk_rq_pos(req), err); + swim3_end_request(fs, -EIO, 0); fs->state = idle; } } else { if ((stat & ACTIVE) == 0 || resid != 0) { /* musta been an error */ - printk(KERN_ERR "swim3: fd dma: stat=%x resid=%d\n", stat, resid); - printk(KERN_ERR " state=%d, dir=%x, intr=%x, err=%x\n", - fs->state, rq_data_dir(fd_req), intr, err); - swim3_end_request_cur(-EIO); + swim3_err("fd dma error: stat=%x resid=%d\n", stat, resid); + swim3_err(" state=%d, dir=%x, intr=%x, err=%x\n", + fs->state, rq_data_dir(req), intr, err); + swim3_end_request(fs, -EIO, 0); fs->state = idle; start_request(fs); break; } - if (swim3_end_request(0, fs->scount << 9)) { + fs->retries = 0; + if (swim3_end_request(fs, 0, fs->scount << 9)) { fs->req_sector += fs->scount; if (fs->req_sector > fs->secpertrack) { fs->req_sector -= fs->secpertrack; @@ -770,8 +817,9 @@ static irqreturn_t swim3_interrupt(int irq, void *dev_id) start_request(fs); break; default: - printk(KERN_ERR "swim3: don't know what to do in state %d\n", fs->state); + swim3_err("Don't know what to do in state %d\n", fs->state); } + spin_unlock_irqrestore(&swim3_lock, flags); return IRQ_HANDLED; } @@ -781,26 +829,31 @@ static void fd_dma_interrupt(int irq, void *dev_id) } */ +/* Called under the mutex to grab exclusive access to a drive */ static int grab_drive(struct floppy_state *fs, enum swim_state state, int interruptible) { unsigned long flags; - spin_lock_irqsave(&fs->lock, flags); - if (fs->state != idle) { + swim3_dbg("%s", "-> grab drive\n"); + + spin_lock_irqsave(&swim3_lock, flags); + if (fs->state != idle && fs->state != available) { ++fs->wanted; while (fs->state != available) { + spin_unlock_irqrestore(&swim3_lock, flags); if (interruptible && signal_pending(current)) { --fs->wanted; - spin_unlock_irqrestore(&fs->lock, flags); return -EINTR; } interruptible_sleep_on(&fs->wait); + spin_lock_irqsave(&swim3_lock, flags); } --fs->wanted; } fs->state = state; - spin_unlock_irqrestore(&fs->lock, flags); + spin_unlock_irqrestore(&swim3_lock, flags); + return 0; } @@ -808,10 +861,12 @@ static void release_drive(struct floppy_state *fs) { unsigned long flags; - spin_lock_irqsave(&fs->lock, flags); + swim3_dbg("%s", "-> release drive\n"); + + spin_lock_irqsave(&swim3_lock, flags); fs->state = idle; start_request(fs); - spin_unlock_irqrestore(&fs->lock, flags); + spin_unlock_irqrestore(&swim3_lock, flags); } static int fd_eject(struct floppy_state *fs) @@ -966,6 +1021,7 @@ static int floppy_release(struct gendisk *disk, fmode_t mode) { struct floppy_state *fs = disk->private_data; struct swim3 __iomem *sw = fs->swim3; + mutex_lock(&swim3_mutex); if (fs->ref_count > 0 && --fs->ref_count == 0) { swim3_action(fs, MOTOR_OFF); @@ -1031,30 +1087,48 @@ static const struct block_device_operations floppy_fops = { .revalidate_disk= floppy_revalidate, }; +static void swim3_mb_event(struct macio_dev* mdev, int mb_state) +{ + struct floppy_state *fs = macio_get_drvdata(mdev); + struct swim3 __iomem *sw = fs->swim3; + + if (!fs) + return; + if (mb_state != MB_FD) + return; + + /* Clear state */ + out_8(&sw->intr_enable, 0); + in_8(&sw->intr); + in_8(&sw->error); +} + static int swim3_add_device(struct macio_dev *mdev, int index) { struct device_node *swim = mdev->ofdev.dev.of_node; struct floppy_state *fs = &floppy_states[index]; int rc = -EBUSY; + /* Do this first for message macros */ + memset(fs, 0, sizeof(*fs)); + fs->mdev = mdev; + fs->index = index; + /* Check & Request resources */ if (macio_resource_count(mdev) < 2) { - printk(KERN_WARNING "ifd%d: no address for %s\n", - index, swim->full_name); + swim3_err("%s", "No address in device-tree\n"); return -ENXIO; } - if (macio_irq_count(mdev) < 2) { - printk(KERN_WARNING "fd%d: no intrs for device %s\n", - index, swim->full_name); + if (macio_irq_count(mdev) < 1) { + swim3_err("%s", "No interrupt in device-tree\n"); + return -ENXIO; } if (macio_request_resource(mdev, 0, "swim3 (mmio)")) { - printk(KERN_ERR "fd%d: can't request mmio resource for %s\n", - index, swim->full_name); + swim3_err("%s", "Can't request mmio resource\n"); return -EBUSY; } if (macio_request_resource(mdev, 1, "swim3 (dma)")) { - printk(KERN_ERR "fd%d: can't request dma resource for %s\n", - index, swim->full_name); + swim3_err("%s", "Can't request dma resource\n"); macio_release_resource(mdev, 0); return -EBUSY; } @@ -1063,22 +1137,18 @@ static int swim3_add_device(struct macio_dev *mdev, int index) if (mdev->media_bay == NULL) pmac_call_feature(PMAC_FTR_SWIM3_ENABLE, swim, 0, 1); - memset(fs, 0, sizeof(*fs)); - spin_lock_init(&fs->lock); fs->state = idle; fs->swim3 = (struct swim3 __iomem *) ioremap(macio_resource_start(mdev, 0), 0x200); if (fs->swim3 == NULL) { - printk("fd%d: couldn't map registers for %s\n", - index, swim->full_name); + swim3_err("%s", "Couldn't map mmio registers\n"); rc = -ENOMEM; goto out_release; } fs->dma = (struct dbdma_regs __iomem *) ioremap(macio_resource_start(mdev, 1), 0x200); if (fs->dma == NULL) { - printk("fd%d: couldn't map DMA for %s\n", - index, swim->full_name); + swim3_err("%s", "Couldn't map dma registers\n"); iounmap(fs->swim3); rc = -ENOMEM; goto out_release; @@ -1090,31 +1160,25 @@ static int swim3_add_device(struct macio_dev *mdev, int index) fs->secpercyl = 36; fs->secpertrack = 18; fs->total_secs = 2880; - fs->mdev = mdev; init_waitqueue_head(&fs->wait); fs->dma_cmd = (struct dbdma_cmd *) DBDMA_ALIGN(fs->dbdma_cmd_space); memset(fs->dma_cmd, 0, 2 * sizeof(struct dbdma_cmd)); st_le16(&fs->dma_cmd[1].command, DBDMA_STOP); + if (mdev->media_bay == NULL || check_media_bay(mdev->media_bay) == MB_FD) + swim3_mb_event(mdev, MB_FD); + if (request_irq(fs->swim3_intr, swim3_interrupt, 0, "SWIM3", fs)) { - printk(KERN_ERR "fd%d: couldn't request irq %d for %s\n", - index, fs->swim3_intr, swim->full_name); + swim3_err("%s", "Couldn't request interrupt\n"); pmac_call_feature(PMAC_FTR_SWIM3_ENABLE, swim, 0, 0); goto out_unmap; return -EBUSY; } -/* - if (request_irq(fs->dma_intr, fd_dma_interrupt, 0, "SWIM3-dma", fs)) { - printk(KERN_ERR "Couldn't get irq %d for SWIM3 DMA", - fs->dma_intr); - return -EBUSY; - } -*/ init_timer(&fs->timeout); - printk(KERN_INFO "fd%d: SWIM3 floppy controller %s\n", floppy_count, + swim3_info("SWIM3 floppy controller %s\n", mdev->media_bay ? "in media bay" : ""); return 0; @@ -1132,41 +1196,42 @@ static int swim3_add_device(struct macio_dev *mdev, int index) static int __devinit swim3_attach(struct macio_dev *mdev, const struct of_device_id *match) { - int i, rc; struct gendisk *disk; + int index, rc; + + index = floppy_count++; + if (index >= MAX_FLOPPIES) + return -ENXIO; /* Add the drive */ - rc = swim3_add_device(mdev, floppy_count); + rc = swim3_add_device(mdev, index); if (rc) return rc; + /* Now register that disk. Same comment about failure handling */ + disk = disks[index] = alloc_disk(1); + if (disk == NULL) + return -ENOMEM; + disk->queue = blk_init_queue(do_fd_request, &swim3_lock); + if (disk->queue == NULL) { + put_disk(disk); + return -ENOMEM; + } + disk->queue->queuedata = &floppy_states[index]; - /* Now create the queue if not there yet */ - if (swim3_queue == NULL) { + if (index == 0) { /* If we failed, there isn't much we can do as the driver is still * too dumb to remove the device, just bail out */ if (register_blkdev(FLOPPY_MAJOR, "fd")) return 0; - swim3_queue = blk_init_queue(do_fd_request, &swim3_lock); - if (swim3_queue == NULL) { - unregister_blkdev(FLOPPY_MAJOR, "fd"); - return 0; - } } - /* Now register that disk. Same comment about failure handling */ - i = floppy_count++; - disk = disks[i] = alloc_disk(1); - if (disk == NULL) - return 0; - disk->major = FLOPPY_MAJOR; - disk->first_minor = i; + disk->first_minor = index; disk->fops = &floppy_fops; - disk->private_data = &floppy_states[i]; - disk->queue = swim3_queue; + disk->private_data = &floppy_states[index]; disk->flags |= GENHD_FL_REMOVABLE; - sprintf(disk->disk_name, "fd%d", i); + sprintf(disk->disk_name, "fd%d", index); set_capacity(disk, 2880); add_disk(disk); @@ -1194,6 +1259,9 @@ static struct macio_driver swim3_driver = .of_match_table = swim3_match, }, .probe = swim3_attach, +#ifdef CONFIG_PMAC_MEDIABAY + .mediabay_event = swim3_mb_event, +#endif #if 0 .suspend = swim3_suspend, .resume = swim3_resume, diff --git a/drivers/bluetooth/Kconfig b/drivers/bluetooth/Kconfig index 11b41fd40c2..5ccf142ef0b 100644 --- a/drivers/bluetooth/Kconfig +++ b/drivers/bluetooth/Kconfig @@ -188,7 +188,7 @@ config BT_MRVL The core driver to support Marvell Bluetooth devices. This driver is required if you want to support - Marvell Bluetooth devices, such as 8688/8787. + Marvell Bluetooth devices, such as 8688/8787/8797. Say Y here to compile Marvell Bluetooth driver into the kernel or say M to compile it as module. @@ -201,8 +201,8 @@ config BT_MRVL_SDIO The driver for Marvell Bluetooth chipsets with SDIO interface. This driver is required if you want to use Marvell Bluetooth - devices with SDIO interface. Currently SD8688/SD8787 chipsets are - supported. + devices with SDIO interface. Currently SD8688/SD8787/SD8797 + chipsets are supported. Say Y here to compile support for Marvell BT-over-SDIO driver into the kernel or say M to compile it as module. diff --git a/drivers/bluetooth/btmrvl_sdio.c b/drivers/bluetooth/btmrvl_sdio.c index 9ef48167e2c..27b74b0d547 100644 --- a/drivers/bluetooth/btmrvl_sdio.c +++ b/drivers/bluetooth/btmrvl_sdio.c @@ -65,7 +65,7 @@ static const struct btmrvl_sdio_card_reg btmrvl_reg_8688 = { .io_port_1 = 0x01, .io_port_2 = 0x02, }; -static const struct btmrvl_sdio_card_reg btmrvl_reg_8787 = { +static const struct btmrvl_sdio_card_reg btmrvl_reg_87xx = { .cfg = 0x00, .host_int_mask = 0x02, .host_intstatus = 0x03, @@ -92,7 +92,14 @@ static const struct btmrvl_sdio_device btmrvl_sdio_sd8688 = { static const struct btmrvl_sdio_device btmrvl_sdio_sd8787 = { .helper = NULL, .firmware = "mrvl/sd8787_uapsta.bin", - .reg = &btmrvl_reg_8787, + .reg = &btmrvl_reg_87xx, + .sd_blksz_fw_dl = 256, +}; + +static const struct btmrvl_sdio_device btmrvl_sdio_sd8797 = { + .helper = NULL, + .firmware = "mrvl/sd8797_uapsta.bin", + .reg = &btmrvl_reg_87xx, .sd_blksz_fw_dl = 256, }; @@ -103,6 +110,9 @@ static const struct sdio_device_id btmrvl_sdio_ids[] = { /* Marvell SD8787 Bluetooth device */ { SDIO_DEVICE(SDIO_VENDOR_ID_MARVELL, 0x911A), .driver_data = (unsigned long) &btmrvl_sdio_sd8787 }, + /* Marvell SD8797 Bluetooth device */ + { SDIO_DEVICE(SDIO_VENDOR_ID_MARVELL, 0x912A), + .driver_data = (unsigned long) &btmrvl_sdio_sd8797 }, { } /* Terminating entry */ }; @@ -1076,3 +1086,4 @@ MODULE_LICENSE("GPL v2"); MODULE_FIRMWARE("sd8688_helper.bin"); MODULE_FIRMWARE("sd8688.bin"); MODULE_FIRMWARE("mrvl/sd8787_uapsta.bin"); +MODULE_FIRMWARE("mrvl/sd8797_uapsta.bin"); diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index fe4ebc375b3..eabc437ce50 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -777,9 +777,8 @@ skip_waking: usb_mark_last_busy(data->udev); } - usb_free_urb(urb); - done: + usb_free_urb(urb); return err; } diff --git a/drivers/char/ipmi/ipmi_watchdog.c b/drivers/char/ipmi/ipmi_watchdog.c index c2917ffad2c..34767a6d7f4 100644 --- a/drivers/char/ipmi/ipmi_watchdog.c +++ b/drivers/char/ipmi/ipmi_watchdog.c @@ -139,6 +139,8 @@ #define IPMI_WDOG_SET_TIMER 0x24 #define IPMI_WDOG_GET_TIMER 0x25 +#define IPMI_WDOG_TIMER_NOT_INIT_RESP 0x80 + /* These are here until the real ones get into the watchdog.h interface. */ #ifndef WDIOC_GETTIMEOUT #define WDIOC_GETTIMEOUT _IOW(WATCHDOG_IOCTL_BASE, 20, int) @@ -596,6 +598,7 @@ static int ipmi_heartbeat(void) struct kernel_ipmi_msg msg; int rv; struct ipmi_system_interface_addr addr; + int timeout_retries = 0; if (ipmi_ignore_heartbeat) return 0; @@ -616,6 +619,7 @@ static int ipmi_heartbeat(void) mutex_lock(&heartbeat_lock); +restart: atomic_set(&heartbeat_tofree, 2); /* @@ -653,7 +657,33 @@ static int ipmi_heartbeat(void) /* Wait for the heartbeat to be sent. */ wait_for_completion(&heartbeat_wait); - if (heartbeat_recv_msg.msg.data[0] != 0) { + if (heartbeat_recv_msg.msg.data[0] == IPMI_WDOG_TIMER_NOT_INIT_RESP) { + timeout_retries++; + if (timeout_retries > 3) { + printk(KERN_ERR PFX ": Unable to restore the IPMI" + " watchdog's settings, giving up.\n"); + rv = -EIO; + goto out_unlock; + } + + /* + * The timer was not initialized, that means the BMC was + * probably reset and lost the watchdog information. Attempt + * to restore the timer's info. Note that we still hold + * the heartbeat lock, to keep a heartbeat from happening + * in this process, so must say no heartbeat to avoid a + * deadlock on this mutex. + */ + rv = ipmi_set_timeout(IPMI_SET_TIMEOUT_NO_HB); + if (rv) { + printk(KERN_ERR PFX ": Unable to send the command to" + " set the watchdog's settings, giving up.\n"); + goto out_unlock; + } + + /* We might need a new heartbeat, so do it now */ + goto restart; + } else if (heartbeat_recv_msg.msg.data[0] != 0) { /* * Got an error in the heartbeat response. It was already * reported in ipmi_wdog_msg_handler, but we should return @@ -662,6 +692,7 @@ static int ipmi_heartbeat(void) rv = -EINVAL; } +out_unlock: mutex_unlock(&heartbeat_lock); return rv; @@ -922,11 +953,15 @@ static struct miscdevice ipmi_wdog_miscdev = { static void ipmi_wdog_msg_handler(struct ipmi_recv_msg *msg, void *handler_data) { - if (msg->msg.data[0] != 0) { + if (msg->msg.cmd == IPMI_WDOG_RESET_TIMER && + msg->msg.data[0] == IPMI_WDOG_TIMER_NOT_INIT_RESP) + printk(KERN_INFO PFX "response: The IPMI controller appears" + " to have been reset, will attempt to reinitialize" + " the watchdog timer\n"); + else if (msg->msg.data[0] != 0) printk(KERN_ERR PFX "response: Error %x on cmd %x\n", msg->msg.data[0], msg->msg.cmd); - } ipmi_free_recv_msg(msg); } diff --git a/drivers/clocksource/clksrc-dbx500-prcmu.c b/drivers/clocksource/clksrc-dbx500-prcmu.c index 59feefe0e3e..fb6b6d28b60 100644 --- a/drivers/clocksource/clksrc-dbx500-prcmu.c +++ b/drivers/clocksource/clksrc-dbx500-prcmu.c @@ -58,25 +58,15 @@ static struct clocksource clocksource_dbx500_prcmu = { }; #ifdef CONFIG_CLKSRC_DBX500_PRCMU_SCHED_CLOCK -static DEFINE_CLOCK_DATA(cd); -unsigned long long notrace sched_clock(void) +static u32 notrace dbx500_prcmu_sched_clock_read(void) { - u32 cyc; - if (unlikely(!clksrc_dbx500_timer_base)) return 0; - cyc = clksrc_dbx500_prcmu_read(&clocksource_dbx500_prcmu); - - return cyc_to_sched_clock(&cd, cyc, (u32)~0); + return clksrc_dbx500_prcmu_read(&clocksource_dbx500_prcmu); } -static void notrace clksrc_dbx500_prcmu_update_sched_clock(void) -{ - u32 cyc = clksrc_dbx500_prcmu_read(&clocksource_dbx500_prcmu); - update_sched_clock(&cd, cyc, (u32)~0); -} #endif void __init clksrc_dbx500_prcmu_init(void __iomem *base) @@ -97,7 +87,7 @@ void __init clksrc_dbx500_prcmu_init(void __iomem *base) clksrc_dbx500_timer_base + PRCMU_TIMER_REF); } #ifdef CONFIG_CLKSRC_DBX500_PRCMU_SCHED_CLOCK - init_sched_clock(&cd, clksrc_dbx500_prcmu_update_sched_clock, + setup_sched_clock(dbx500_prcmu_sched_clock_read, 32, RATE_32K); #endif clocksource_calc_mult_shift(&clocksource_dbx500_prcmu, diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig index ab8f469f5cf..5a99bb3f255 100644 --- a/drivers/dma/Kconfig +++ b/drivers/dma/Kconfig @@ -124,7 +124,7 @@ config MV_XOR config MX3_IPU bool "MX3x Image Processing Unit support" - depends on ARCH_MX3 + depends on SOC_IMX31 ||Â SOC_IMX35 select DMA_ENGINE default y help @@ -216,7 +216,7 @@ config PCH_DMA config IMX_SDMA tristate "i.MX SDMA support" - depends on ARCH_MX25 || ARCH_MX3 || ARCH_MX5 + depends on ARCH_MX25 || SOC_IMX31 ||Â SOC_IMX35 || ARCH_MX5 select DMA_ENGINE help Support the i.MX SDMA engine. This engine is integrated into diff --git a/drivers/firmware/iscsi_ibft.c b/drivers/firmware/iscsi_ibft.c index c811cb10790..2cce44a1d7d 100644 --- a/drivers/firmware/iscsi_ibft.c +++ b/drivers/firmware/iscsi_ibft.c @@ -746,6 +746,37 @@ static void __exit ibft_exit(void) ibft_cleanup(); } +#ifdef CONFIG_ACPI +static const struct { + char *sign; +} ibft_signs[] = { + /* + * One spec says "IBFT", the other says "iBFT". We have to check + * for both. + */ + { ACPI_SIG_IBFT }, + { "iBFT" }, +}; + +static void __init acpi_find_ibft_region(void) +{ + int i; + struct acpi_table_header *table = NULL; + + if (acpi_disabled) + return; + + for (i = 0; i < ARRAY_SIZE(ibft_signs) && !ibft_addr; i++) { + acpi_get_table(ibft_signs[i].sign, 0, &table); + ibft_addr = (struct acpi_table_ibft *)table; + } +} +#else +static void __init acpi_find_ibft_region(void) +{ +} +#endif + /* * ibft_init() - creates sysfs tree entries for the iBFT data. */ @@ -753,9 +784,16 @@ static int __init ibft_init(void) { int rc = 0; + /* + As on UEFI systems the setup_arch()/find_ibft_region() + is called before ACPI tables are parsed and it only does + legacy finding. + */ + if (!ibft_addr) + acpi_find_ibft_region(); + if (ibft_addr) { - printk(KERN_INFO "iBFT detected at 0x%llx.\n", - (u64)isa_virt_to_bus(ibft_addr)); + pr_info("iBFT detected.\n"); rc = ibft_check_device(); if (rc) diff --git a/drivers/firmware/iscsi_ibft_find.c b/drivers/firmware/iscsi_ibft_find.c index bfe723266fd..4da4eb9ae92 100644 --- a/drivers/firmware/iscsi_ibft_find.c +++ b/drivers/firmware/iscsi_ibft_find.c @@ -45,13 +45,6 @@ EXPORT_SYMBOL_GPL(ibft_addr); static const struct { char *sign; } ibft_signs[] = { -#ifdef CONFIG_ACPI - /* - * One spec says "IBFT", the other says "iBFT". We have to check - * for both. - */ - { ACPI_SIG_IBFT }, -#endif { "iBFT" }, { "BIFT" }, /* Broadcom iSCSI Offload */ }; @@ -62,14 +55,6 @@ static const struct { #define VGA_MEM 0xA0000 /* VGA buffer */ #define VGA_SIZE 0x20000 /* 128kB */ -#ifdef CONFIG_ACPI -static int __init acpi_find_ibft(struct acpi_table_header *header) -{ - ibft_addr = (struct acpi_table_ibft *)header; - return 0; -} -#endif /* CONFIG_ACPI */ - static int __init find_ibft_in_mem(void) { unsigned long pos; @@ -94,6 +79,7 @@ static int __init find_ibft_in_mem(void) * the table cannot be valid. */ if (pos + len <= (IBFT_END-1)) { ibft_addr = (struct acpi_table_ibft *)virt; + pr_info("iBFT found at 0x%lx.\n", pos); goto done; } } @@ -108,20 +94,12 @@ done: */ unsigned long __init find_ibft_region(unsigned long *sizep) { -#ifdef CONFIG_ACPI - int i; -#endif ibft_addr = NULL; -#ifdef CONFIG_ACPI - for (i = 0; i < ARRAY_SIZE(ibft_signs) && !ibft_addr; i++) - acpi_table_parse(ibft_signs[i].sign, acpi_find_ibft); -#endif /* CONFIG_ACPI */ - /* iBFT 1.03 section 1.4.3.1 mandates that UEFI machines will * only use ACPI for this */ - if (!ibft_addr && !efi_enabled) + if (!efi_enabled) find_ibft_in_mem(); if (ibft_addr) { diff --git a/drivers/gpio/gpio-da9052.c b/drivers/gpio/gpio-da9052.c index 038f5eb8b13..f8ce29ef9f8 100644 --- a/drivers/gpio/gpio-da9052.c +++ b/drivers/gpio/gpio-da9052.c @@ -22,7 +22,6 @@ #include <linux/mfd/da9052/da9052.h> #include <linux/mfd/da9052/reg.h> #include <linux/mfd/da9052/pdata.h> -#include <linux/mfd/da9052/gpio.h> #define DA9052_INPUT 1 #define DA9052_OUTPUT_OPENDRAIN 2 @@ -43,6 +42,9 @@ #define DA9052_GPIO_MASK_UPPER_NIBBLE 0xF0 #define DA9052_GPIO_MASK_LOWER_NIBBLE 0x0F #define DA9052_GPIO_NIBBLE_SHIFT 4 +#define DA9052_IRQ_GPI0 16 +#define DA9052_GPIO_ODD_SHIFT 7 +#define DA9052_GPIO_EVEN_SHIFT 3 struct da9052_gpio { struct da9052 *da9052; @@ -104,33 +106,26 @@ static int da9052_gpio_get(struct gpio_chip *gc, unsigned offset) static void da9052_gpio_set(struct gpio_chip *gc, unsigned offset, int value) { struct da9052_gpio *gpio = to_da9052_gpio(gc); - unsigned char register_value = 0; int ret; if (da9052_gpio_port_odd(offset)) { - if (value) { - register_value = DA9052_GPIO_ODD_PORT_MODE; ret = da9052_reg_update(gpio->da9052, (offset >> 1) + DA9052_GPIO_0_1_REG, DA9052_GPIO_ODD_PORT_MODE, - register_value); + value << DA9052_GPIO_ODD_SHIFT); if (ret != 0) dev_err(gpio->da9052->dev, "Failed to updated gpio odd reg,%d", ret); - } } else { - if (value) { - register_value = DA9052_GPIO_EVEN_PORT_MODE; ret = da9052_reg_update(gpio->da9052, (offset >> 1) + DA9052_GPIO_0_1_REG, DA9052_GPIO_EVEN_PORT_MODE, - register_value); + value << DA9052_GPIO_EVEN_SHIFT); if (ret != 0) dev_err(gpio->da9052->dev, "Failed to updated gpio even reg,%d", ret); - } } } @@ -201,9 +196,9 @@ static struct gpio_chip reference_gp __devinitdata = { .direction_input = da9052_gpio_direction_input, .direction_output = da9052_gpio_direction_output, .to_irq = da9052_gpio_to_irq, - .can_sleep = 1; - .ngpio = 16; - .base = -1; + .can_sleep = 1, + .ngpio = 16, + .base = -1, }; static int __devinit da9052_gpio_probe(struct platform_device *pdev) diff --git a/drivers/gpio/gpio-ml-ioh.c b/drivers/gpio/gpio-ml-ioh.c index ea8e7386925..461958fc226 100644 --- a/drivers/gpio/gpio-ml-ioh.c +++ b/drivers/gpio/gpio-ml-ioh.c @@ -332,6 +332,34 @@ static void ioh_irq_mask(struct irq_data *d) &chip->reg->regs[chip->ch].imask); } +static void ioh_irq_disable(struct irq_data *d) +{ + struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d); + struct ioh_gpio *chip = gc->private; + unsigned long flags; + u32 ien; + + spin_lock_irqsave(&chip->spinlock, flags); + ien = ioread32(&chip->reg->regs[chip->ch].ien); + ien &= ~(1 << (d->irq - chip->irq_base)); + iowrite32(ien, &chip->reg->regs[chip->ch].ien); + spin_unlock_irqrestore(&chip->spinlock, flags); +} + +static void ioh_irq_enable(struct irq_data *d) +{ + struct irq_chip_generic *gc = irq_data_get_irq_chip_data(d); + struct ioh_gpio *chip = gc->private; + unsigned long flags; + u32 ien; + + spin_lock_irqsave(&chip->spinlock, flags); + ien = ioread32(&chip->reg->regs[chip->ch].ien); + ien |= 1 << (d->irq - chip->irq_base); + iowrite32(ien, &chip->reg->regs[chip->ch].ien); + spin_unlock_irqrestore(&chip->spinlock, flags); +} + static irqreturn_t ioh_gpio_handler(int irq, void *dev_id) { struct ioh_gpio *chip = dev_id; @@ -339,7 +367,7 @@ static irqreturn_t ioh_gpio_handler(int irq, void *dev_id) int i, j; int ret = IRQ_NONE; - for (i = 0; i < 8; i++) { + for (i = 0; i < 8; i++, chip++) { reg_val = ioread32(&chip->reg->regs[i].istatus); for (j = 0; j < num_ports[i]; j++) { if (reg_val & BIT(j)) { @@ -370,6 +398,8 @@ static __devinit void ioh_gpio_alloc_generic_chip(struct ioh_gpio *chip, ct->chip.irq_mask = ioh_irq_mask; ct->chip.irq_unmask = ioh_irq_unmask; ct->chip.irq_set_type = ioh_irq_type; + ct->chip.irq_disable = ioh_irq_disable; + ct->chip.irq_enable = ioh_irq_enable; irq_setup_generic_chip(gc, IRQ_MSK(num), IRQ_GC_INIT_MASK_CACHE, IRQ_NOREQUEST | IRQ_NOPROBE, 0); diff --git a/drivers/gpio/gpio-mpc8xxx.c b/drivers/gpio/gpio-mpc8xxx.c index ec3fcf0a7e1..5cd04b65c55 100644 --- a/drivers/gpio/gpio-mpc8xxx.c +++ b/drivers/gpio/gpio-mpc8xxx.c @@ -132,6 +132,15 @@ static int mpc8xxx_gpio_dir_out(struct gpio_chip *gc, unsigned int gpio, int val return 0; } +static int mpc5121_gpio_dir_out(struct gpio_chip *gc, unsigned int gpio, int val) +{ + /* GPIO 28..31 are input only on MPC5121 */ + if (gpio >= 28) + return -EINVAL; + + return mpc8xxx_gpio_dir_out(gc, gpio, val); +} + static int mpc8xxx_gpio_to_irq(struct gpio_chip *gc, unsigned offset) { struct of_mm_gpio_chip *mm = to_of_mm_gpio_chip(gc); @@ -340,11 +349,10 @@ static void __init mpc8xxx_add_controller(struct device_node *np) mm_gc->save_regs = mpc8xxx_gpio_save_regs; gc->ngpio = MPC8XXX_GPIO_PINS; gc->direction_input = mpc8xxx_gpio_dir_in; - gc->direction_output = mpc8xxx_gpio_dir_out; - if (of_device_is_compatible(np, "fsl,mpc8572-gpio")) - gc->get = mpc8572_gpio_get; - else - gc->get = mpc8xxx_gpio_get; + gc->direction_output = of_device_is_compatible(np, "fsl,mpc5121-gpio") ? + mpc5121_gpio_dir_out : mpc8xxx_gpio_dir_out; + gc->get = of_device_is_compatible(np, "fsl,mpc8572-gpio") ? + mpc8572_gpio_get : mpc8xxx_gpio_get; gc->set = mpc8xxx_gpio_set; gc->to_irq = mpc8xxx_gpio_to_irq; diff --git a/drivers/gpio/gpio-pl061.c b/drivers/gpio/gpio-pl061.c index 093c90bd3c1..4102f63230f 100644 --- a/drivers/gpio/gpio-pl061.c +++ b/drivers/gpio/gpio-pl061.c @@ -238,10 +238,6 @@ static int pl061_probe(struct amba_device *dev, const struct amba_id *id) int ret, irq, i; static DECLARE_BITMAP(init_irq, NR_IRQS); - pdata = dev->dev.platform_data; - if (pdata == NULL) - return -ENODEV; - chip = kzalloc(sizeof(*chip), GFP_KERNEL); if (chip == NULL) return -ENOMEM; diff --git a/drivers/gpu/drm/i915/i915_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c index d09a6e02dc9..004b048c519 100644 --- a/drivers/gpu/drm/i915/i915_debugfs.c +++ b/drivers/gpu/drm/i915/i915_debugfs.c @@ -62,6 +62,7 @@ static int i915_capabilities(struct seq_file *m, void *data) const struct intel_device_info *info = INTEL_INFO(dev); seq_printf(m, "gen: %d\n", info->gen); + seq_printf(m, "pch: %d\n", INTEL_PCH_TYPE(dev)); #define B(x) seq_printf(m, #x ": %s\n", yesno(info->x)) B(is_mobile); B(is_i85x); diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c index a9533c54c93..a9ae374861e 100644 --- a/drivers/gpu/drm/i915/i915_dma.c +++ b/drivers/gpu/drm/i915/i915_dma.c @@ -1454,6 +1454,14 @@ unsigned long i915_chipset_val(struct drm_i915_private *dev_priv) diff1 = now - dev_priv->last_time1; + /* Prevent division-by-zero if we are asking too fast. + * Also, we don't get interesting results if we are polling + * faster than once in 10ms, so just return the saved value + * in such cases. + */ + if (diff1 <= 10) + return dev_priv->chipset_power; + count1 = I915_READ(DMIEC); count2 = I915_READ(DDREC); count3 = I915_READ(CSIEC); @@ -1484,6 +1492,8 @@ unsigned long i915_chipset_val(struct drm_i915_private *dev_priv) dev_priv->last_count1 = total_count; dev_priv->last_time1 = now; + dev_priv->chipset_power = ret; + return ret; } diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 15bfa9145d2..a1103fc6597 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -58,15 +58,15 @@ module_param_named(powersave, i915_powersave, int, 0600); MODULE_PARM_DESC(powersave, "Enable powersavings, fbc, downclocking, etc. (default: true)"); -unsigned int i915_semaphores __read_mostly = 0; +int i915_semaphores __read_mostly = -1; module_param_named(semaphores, i915_semaphores, int, 0600); MODULE_PARM_DESC(semaphores, - "Use semaphores for inter-ring sync (default: false)"); + "Use semaphores for inter-ring sync (default: -1 (use per-chip defaults))"); -unsigned int i915_enable_rc6 __read_mostly = 0; +int i915_enable_rc6 __read_mostly = -1; module_param_named(i915_enable_rc6, i915_enable_rc6, int, 0600); MODULE_PARM_DESC(i915_enable_rc6, - "Enable power-saving render C-state 6 (default: true)"); + "Enable power-saving render C-state 6 (default: -1 (use per-chip default)"); int i915_enable_fbc __read_mostly = -1; module_param_named(i915_enable_fbc, i915_enable_fbc, int, 0600); @@ -328,7 +328,7 @@ void intel_detect_pch(struct drm_device *dev) } } -static void __gen6_gt_force_wake_get(struct drm_i915_private *dev_priv) +void __gen6_gt_force_wake_get(struct drm_i915_private *dev_priv) { int count; @@ -344,6 +344,22 @@ static void __gen6_gt_force_wake_get(struct drm_i915_private *dev_priv) udelay(10); } +void __gen6_gt_force_wake_mt_get(struct drm_i915_private *dev_priv) +{ + int count; + + count = 0; + while (count++ < 50 && (I915_READ_NOTRACE(FORCEWAKE_MT_ACK) & 1)) + udelay(10); + + I915_WRITE_NOTRACE(FORCEWAKE_MT, (1<<16) | 1); + POSTING_READ(FORCEWAKE_MT); + + count = 0; + while (count++ < 50 && (I915_READ_NOTRACE(FORCEWAKE_MT_ACK) & 1) == 0) + udelay(10); +} + /* * Generally this is called implicitly by the register read function. However, * if some sequence requires the GT to not power down then this function should @@ -356,15 +372,21 @@ void gen6_gt_force_wake_get(struct drm_i915_private *dev_priv) /* Forcewake is atomic in case we get in here without the lock */ if (atomic_add_return(1, &dev_priv->forcewake_count) == 1) - __gen6_gt_force_wake_get(dev_priv); + dev_priv->display.force_wake_get(dev_priv); } -static void __gen6_gt_force_wake_put(struct drm_i915_private *dev_priv) +void __gen6_gt_force_wake_put(struct drm_i915_private *dev_priv) { I915_WRITE_NOTRACE(FORCEWAKE, 0); POSTING_READ(FORCEWAKE); } +void __gen6_gt_force_wake_mt_put(struct drm_i915_private *dev_priv) +{ + I915_WRITE_NOTRACE(FORCEWAKE_MT, (1<<16) | 0); + POSTING_READ(FORCEWAKE_MT); +} + /* * see gen6_gt_force_wake_get() */ @@ -373,7 +395,7 @@ void gen6_gt_force_wake_put(struct drm_i915_private *dev_priv) WARN_ON(!mutex_is_locked(&dev_priv->dev->struct_mutex)); if (atomic_dec_and_test(&dev_priv->forcewake_count)) - __gen6_gt_force_wake_put(dev_priv); + dev_priv->display.force_wake_put(dev_priv); } void __gen6_gt_wait_for_fifo(struct drm_i915_private *dev_priv) @@ -903,8 +925,9 @@ MODULE_LICENSE("GPL and additional rights"); /* We give fast paths for the really cool registers */ #define NEEDS_FORCE_WAKE(dev_priv, reg) \ (((dev_priv)->info->gen >= 6) && \ - ((reg) < 0x40000) && \ - ((reg) != FORCEWAKE)) + ((reg) < 0x40000) && \ + ((reg) != FORCEWAKE) && \ + ((reg) != ECOBUS)) #define __i915_read(x, y) \ u##x i915_read##x(struct drm_i915_private *dev_priv, u32 reg) { \ diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 4a9c1b97980..554bef7a3b9 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -107,6 +107,7 @@ struct opregion_header; struct opregion_acpi; struct opregion_swsci; struct opregion_asle; +struct drm_i915_private; struct intel_opregion { struct opregion_header *header; @@ -221,6 +222,8 @@ struct drm_i915_display_funcs { struct drm_i915_gem_object *obj); int (*update_plane)(struct drm_crtc *crtc, struct drm_framebuffer *fb, int x, int y); + void (*force_wake_get)(struct drm_i915_private *dev_priv); + void (*force_wake_put)(struct drm_i915_private *dev_priv); /* clock updates for mode set */ /* cursor updates */ /* render clock increase/decrease */ @@ -710,6 +713,7 @@ typedef struct drm_i915_private { u64 last_count1; unsigned long last_time1; + unsigned long chipset_power; u64 last_count2; struct timespec last_time2; unsigned long gfx_power; @@ -998,11 +1002,11 @@ extern int i915_max_ioctl; extern unsigned int i915_fbpercrtc __always_unused; extern int i915_panel_ignore_lid __read_mostly; extern unsigned int i915_powersave __read_mostly; -extern unsigned int i915_semaphores __read_mostly; +extern int i915_semaphores __read_mostly; extern unsigned int i915_lvds_downclock __read_mostly; extern int i915_panel_use_ssc __read_mostly; extern int i915_vbt_sdvo_panel_type __read_mostly; -extern unsigned int i915_enable_rc6 __read_mostly; +extern int i915_enable_rc6 __read_mostly; extern int i915_enable_fbc __read_mostly; extern bool i915_enable_hangcheck __read_mostly; @@ -1308,6 +1312,11 @@ extern void gen6_set_rps(struct drm_device *dev, u8 val); extern void intel_detect_pch(struct drm_device *dev); extern int intel_trans_dp_port_sel(struct drm_crtc *crtc); +extern void __gen6_gt_force_wake_get(struct drm_i915_private *dev_priv); +extern void __gen6_gt_force_wake_mt_get(struct drm_i915_private *dev_priv); +extern void __gen6_gt_force_wake_put(struct drm_i915_private *dev_priv); +extern void __gen6_gt_force_wake_mt_put(struct drm_i915_private *dev_priv); + /* overlay */ #ifdef CONFIG_DEBUG_FS extern struct intel_overlay_error_state *intel_overlay_capture_error_state(struct drm_device *dev); @@ -1352,8 +1361,9 @@ void __gen6_gt_wait_for_fifo(struct drm_i915_private *dev_priv); /* We give fast paths for the really cool registers */ #define NEEDS_FORCE_WAKE(dev_priv, reg) \ (((dev_priv)->info->gen >= 6) && \ - ((reg) < 0x40000) && \ - ((reg) != FORCEWAKE)) + ((reg) < 0x40000) && \ + ((reg) != FORCEWAKE) && \ + ((reg) != ECOBUS)) #define __i915_read(x, y) \ u##x i915_read##x(struct drm_i915_private *dev_priv, u32 reg); diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c index 60ff1b63b56..8359dc77704 100644 --- a/drivers/gpu/drm/i915/i915_gem.c +++ b/drivers/gpu/drm/i915/i915_gem.c @@ -2026,13 +2026,8 @@ i915_wait_request(struct intel_ring_buffer *ring, * to handle this, the waiter on a request often wants an associated * buffer to have made it to the inactive list, and we would need * a separate wait queue to handle that. - * - * To avoid a recursion with the ilk VT-d workaround (that calls - * gpu_idle when unbinding objects with interruptible==false) don't - * retire requests in that case (because it might call unbind if the - * active list holds the last reference to the object). */ - if (ret == 0 && dev_priv->mm.interruptible) + if (ret == 0) i915_gem_retire_requests_ring(ring); return ret; diff --git a/drivers/gpu/drm/i915/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/i915_gem_execbuffer.c index 3693e83a97f..b9da8900ae4 100644 --- a/drivers/gpu/drm/i915/i915_gem_execbuffer.c +++ b/drivers/gpu/drm/i915/i915_gem_execbuffer.c @@ -32,6 +32,7 @@ #include "i915_drv.h" #include "i915_trace.h" #include "intel_drv.h" +#include <linux/dma_remapping.h> struct change_domains { uint32_t invalidate_domains; @@ -746,6 +747,22 @@ i915_gem_execbuffer_flush(struct drm_device *dev, return 0; } +static bool +intel_enable_semaphores(struct drm_device *dev) +{ + if (INTEL_INFO(dev)->gen < 6) + return 0; + + if (i915_semaphores >= 0) + return i915_semaphores; + + /* Disable semaphores on SNB */ + if (INTEL_INFO(dev)->gen == 6) + return 0; + + return 1; +} + static int i915_gem_execbuffer_sync_rings(struct drm_i915_gem_object *obj, struct intel_ring_buffer *to) @@ -758,7 +775,7 @@ i915_gem_execbuffer_sync_rings(struct drm_i915_gem_object *obj, return 0; /* XXX gpu semaphores are implicated in various hard hangs on SNB */ - if (INTEL_INFO(obj->base.dev)->gen < 6 || !i915_semaphores) + if (!intel_enable_semaphores(obj->base.dev)) return i915_gem_object_wait_rendering(obj); idx = intel_ring_sync_index(from, to); diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index b080cc82400..a26d5b0a369 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -3303,10 +3303,10 @@ /* or SDVOB */ #define HDMIB 0xe1140 #define PORT_ENABLE (1 << 31) -#define TRANSCODER_A (0) -#define TRANSCODER_B (1 << 30) -#define TRANSCODER(pipe) ((pipe) << 30) -#define TRANSCODER_MASK (1 << 30) +#define TRANSCODER(pipe) ((pipe) << 30) +#define TRANSCODER_CPT(pipe) ((pipe) << 29) +#define TRANSCODER_MASK (1 << 30) +#define TRANSCODER_MASK_CPT (3 << 29) #define COLOR_FORMAT_8bpc (0) #define COLOR_FORMAT_12bpc (3 << 26) #define SDVOB_HOTPLUG_ENABLE (1 << 23) @@ -3447,8 +3447,30 @@ #define EDP_LINK_TRAIN_800_1200MV_0DB_SNB_B (0x38<<22) #define EDP_LINK_TRAIN_VOL_EMP_MASK_SNB (0x3f<<22) +/* IVB */ +#define EDP_LINK_TRAIN_400MV_0DB_IVB (0x24 <<22) +#define EDP_LINK_TRAIN_400MV_3_5DB_IVB (0x2a <<22) +#define EDP_LINK_TRAIN_400MV_6DB_IVB (0x2f <<22) +#define EDP_LINK_TRAIN_600MV_0DB_IVB (0x30 <<22) +#define EDP_LINK_TRAIN_600MV_3_5DB_IVB (0x36 <<22) +#define EDP_LINK_TRAIN_800MV_0DB_IVB (0x38 <<22) +#define EDP_LINK_TRAIN_800MV_3_5DB_IVB (0x33 <<22) + +/* legacy values */ +#define EDP_LINK_TRAIN_500MV_0DB_IVB (0x00 <<22) +#define EDP_LINK_TRAIN_1000MV_0DB_IVB (0x20 <<22) +#define EDP_LINK_TRAIN_500MV_3_5DB_IVB (0x02 <<22) +#define EDP_LINK_TRAIN_1000MV_3_5DB_IVB (0x22 <<22) +#define EDP_LINK_TRAIN_1000MV_6DB_IVB (0x23 <<22) + +#define EDP_LINK_TRAIN_VOL_EMP_MASK_IVB (0x3f<<22) + #define FORCEWAKE 0xA18C #define FORCEWAKE_ACK 0x130090 +#define FORCEWAKE_MT 0xa188 /* multi-threaded */ +#define FORCEWAKE_MT_ACK 0x130040 +#define ECOBUS 0xa180 +#define FORCEWAKE_MT_ENABLE (1<<5) #define GT_FIFO_FREE_ENTRIES 0x120008 #define GT_FIFO_NUM_RESERVED_ENTRIES 20 diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c index e77a863a383..daa5743ccbd 100644 --- a/drivers/gpu/drm/i915/intel_display.c +++ b/drivers/gpu/drm/i915/intel_display.c @@ -38,8 +38,8 @@ #include "i915_drv.h" #include "i915_trace.h" #include "drm_dp_helper.h" - #include "drm_crtc_helper.h" +#include <linux/dma_remapping.h> #define HAS_eDP (intel_pipe_has_type(crtc, INTEL_OUTPUT_EDP)) @@ -4670,6 +4670,7 @@ static inline bool intel_panel_use_ssc(struct drm_i915_private *dev_priv) /** * intel_choose_pipe_bpp_dither - figure out what color depth the pipe should send * @crtc: CRTC structure + * @mode: requested mode * * A pipe may be connected to one or more outputs. Based on the depth of the * attached framebuffer, choose a good color depth to use on the pipe. @@ -4681,13 +4682,15 @@ static inline bool intel_panel_use_ssc(struct drm_i915_private *dev_priv) * HDMI supports only 8bpc or 12bpc, so clamp to 8bpc with dither for 10bpc * Displays may support a restricted set as well, check EDID and clamp as * appropriate. + * DP may want to dither down to 6bpc to fit larger modes * * RETURNS: * Dithering requirement (i.e. false if display bpc and pipe bpc match, * true if they don't match). */ static bool intel_choose_pipe_bpp_dither(struct drm_crtc *crtc, - unsigned int *pipe_bpp) + unsigned int *pipe_bpp, + struct drm_display_mode *mode) { struct drm_device *dev = crtc->dev; struct drm_i915_private *dev_priv = dev->dev_private; @@ -4758,6 +4761,11 @@ static bool intel_choose_pipe_bpp_dither(struct drm_crtc *crtc, } } + if (mode->private_flags & INTEL_MODE_DP_FORCE_6BPC) { + DRM_DEBUG_KMS("Dithering DP to 6bpc\n"); + display_bpc = 6; + } + /* * We could just drive the pipe at the highest bpc all the time and * enable dithering as needed, but that costs bandwidth. So choose @@ -5019,6 +5027,16 @@ static int i9xx_crtc_mode_set(struct drm_crtc *crtc, pipeconf &= ~PIPECONF_DOUBLE_WIDE; } + /* default to 8bpc */ + pipeconf &= ~(PIPECONF_BPP_MASK | PIPECONF_DITHER_EN); + if (is_dp) { + if (mode->private_flags & INTEL_MODE_DP_FORCE_6BPC) { + pipeconf |= PIPECONF_BPP_6 | + PIPECONF_DITHER_EN | + PIPECONF_DITHER_TYPE_SP; + } + } + dpll |= DPLL_VCO_ENABLE; DRM_DEBUG_KMS("Mode for pipe %c:\n", pipe == 0 ? 'A' : 'B'); @@ -5480,7 +5498,7 @@ static int ironlake_crtc_mode_set(struct drm_crtc *crtc, /* determine panel color depth */ temp = I915_READ(PIPECONF(pipe)); temp &= ~PIPE_BPC_MASK; - dither = intel_choose_pipe_bpp_dither(crtc, &pipe_bpp); + dither = intel_choose_pipe_bpp_dither(crtc, &pipe_bpp, mode); switch (pipe_bpp) { case 18: temp |= PIPE_6BPC; @@ -7189,11 +7207,16 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc, work->old_fb_obj = intel_fb->obj; INIT_WORK(&work->work, intel_unpin_work_fn); + ret = drm_vblank_get(dev, intel_crtc->pipe); + if (ret) + goto free_work; + /* We borrow the event spin lock for protecting unpin_work */ spin_lock_irqsave(&dev->event_lock, flags); if (intel_crtc->unpin_work) { spin_unlock_irqrestore(&dev->event_lock, flags); kfree(work); + drm_vblank_put(dev, intel_crtc->pipe); DRM_DEBUG_DRIVER("flip queue: crtc already busy\n"); return -EBUSY; @@ -7212,10 +7235,6 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc, crtc->fb = fb; - ret = drm_vblank_get(dev, intel_crtc->pipe); - if (ret) - goto cleanup_objs; - work->pending_flip_obj = obj; work->enable_stall_check = true; @@ -7238,7 +7257,6 @@ static int intel_crtc_page_flip(struct drm_crtc *crtc, cleanup_pending: atomic_sub(1 << intel_crtc->plane, &work->old_fb_obj->pending_flip); -cleanup_objs: drm_gem_object_unreference(&work->old_fb_obj->base); drm_gem_object_unreference(&obj->base); mutex_unlock(&dev->struct_mutex); @@ -7247,6 +7265,8 @@ cleanup_objs: intel_crtc->unpin_work = NULL; spin_unlock_irqrestore(&dev->event_lock, flags); + drm_vblank_put(dev, intel_crtc->pipe); +free_work: kfree(work); return ret; @@ -7887,6 +7907,31 @@ void intel_init_emon(struct drm_device *dev) dev_priv->corr = (lcfuse & LCFUSE_HIV_MASK); } +static bool intel_enable_rc6(struct drm_device *dev) +{ + /* + * Respect the kernel parameter if it is set + */ + if (i915_enable_rc6 >= 0) + return i915_enable_rc6; + + /* + * Disable RC6 on Ironlake + */ + if (INTEL_INFO(dev)->gen == 5) + return 0; + + /* + * Disable rc6 on Sandybridge + */ + if (INTEL_INFO(dev)->gen == 6) { + DRM_DEBUG_DRIVER("Sandybridge: RC6 disabled\n"); + return 0; + } + DRM_DEBUG_DRIVER("RC6 enabled\n"); + return 1; +} + void gen6_enable_rps(struct drm_i915_private *dev_priv) { u32 rp_state_cap = I915_READ(GEN6_RP_STATE_CAP); @@ -7923,7 +7968,7 @@ void gen6_enable_rps(struct drm_i915_private *dev_priv) I915_WRITE(GEN6_RC6p_THRESHOLD, 100000); I915_WRITE(GEN6_RC6pp_THRESHOLD, 64000); /* unused */ - if (i915_enable_rc6) + if (intel_enable_rc6(dev_priv->dev)) rc6_mask = GEN6_RC_CTL_RC6p_ENABLE | GEN6_RC_CTL_RC6_ENABLE; @@ -8372,7 +8417,7 @@ void ironlake_enable_rc6(struct drm_device *dev) /* rc6 disabled by default due to repeated reports of hanging during * boot and resume. */ - if (!i915_enable_rc6) + if (!intel_enable_rc6(dev)) return; mutex_lock(&dev->struct_mutex); @@ -8491,6 +8536,28 @@ static void intel_init_display(struct drm_device *dev) /* For FIFO watermark updates */ if (HAS_PCH_SPLIT(dev)) { + dev_priv->display.force_wake_get = __gen6_gt_force_wake_get; + dev_priv->display.force_wake_put = __gen6_gt_force_wake_put; + + /* IVB configs may use multi-threaded forcewake */ + if (IS_IVYBRIDGE(dev)) { + u32 ecobus; + + mutex_lock(&dev->struct_mutex); + __gen6_gt_force_wake_mt_get(dev_priv); + ecobus = I915_READ(ECOBUS); + __gen6_gt_force_wake_mt_put(dev_priv); + mutex_unlock(&dev->struct_mutex); + + if (ecobus & FORCEWAKE_MT_ENABLE) { + DRM_DEBUG_KMS("Using MT version of forcewake\n"); + dev_priv->display.force_wake_get = + __gen6_gt_force_wake_mt_get; + dev_priv->display.force_wake_put = + __gen6_gt_force_wake_mt_put; + } + } + if (HAS_PCH_IBX(dev)) dev_priv->display.init_pch_clock_gating = ibx_init_clock_gating; else if (HAS_PCH_CPT(dev)) diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 4d0358fad93..92b041b66e4 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -208,13 +208,15 @@ intel_dp_link_clock(uint8_t link_bw) */ static int -intel_dp_link_required(struct intel_dp *intel_dp, int pixel_clock) +intel_dp_link_required(struct intel_dp *intel_dp, int pixel_clock, int check_bpp) { struct drm_crtc *crtc = intel_dp->base.base.crtc; struct intel_crtc *intel_crtc = to_intel_crtc(crtc); int bpp = 24; - if (intel_crtc) + if (check_bpp) + bpp = check_bpp; + else if (intel_crtc) bpp = intel_crtc->bpp; return (pixel_clock * bpp + 9) / 10; @@ -233,6 +235,7 @@ intel_dp_mode_valid(struct drm_connector *connector, struct intel_dp *intel_dp = intel_attached_dp(connector); int max_link_clock = intel_dp_link_clock(intel_dp_max_link_bw(intel_dp)); int max_lanes = intel_dp_max_lane_count(intel_dp); + int max_rate, mode_rate; if (is_edp(intel_dp) && intel_dp->panel_fixed_mode) { if (mode->hdisplay > intel_dp->panel_fixed_mode->hdisplay) @@ -242,9 +245,17 @@ intel_dp_mode_valid(struct drm_connector *connector, return MODE_PANEL; } - if (intel_dp_link_required(intel_dp, mode->clock) - > intel_dp_max_data_rate(max_link_clock, max_lanes)) - return MODE_CLOCK_HIGH; + mode_rate = intel_dp_link_required(intel_dp, mode->clock, 0); + max_rate = intel_dp_max_data_rate(max_link_clock, max_lanes); + + if (mode_rate > max_rate) { + mode_rate = intel_dp_link_required(intel_dp, + mode->clock, 18); + if (mode_rate > max_rate) + return MODE_CLOCK_HIGH; + else + mode->private_flags |= INTEL_MODE_DP_FORCE_6BPC; + } if (mode->clock < 10000) return MODE_CLOCK_LOW; @@ -362,8 +373,8 @@ intel_dp_aux_ch(struct intel_dp *intel_dp, * clock divider. */ if (is_cpu_edp(intel_dp)) { - if (IS_GEN6(dev)) - aux_clock_divider = 200; /* SNB eDP input clock at 400Mhz */ + if (IS_GEN6(dev) || IS_GEN7(dev)) + aux_clock_divider = 200; /* SNB & IVB eDP input clock at 400Mhz */ else aux_clock_divider = 225; /* eDP input clock at 450Mhz */ } else if (HAS_PCH_SPLIT(dev)) @@ -672,6 +683,7 @@ intel_dp_mode_fixup(struct drm_encoder *encoder, struct drm_display_mode *mode, int lane_count, clock; int max_lane_count = intel_dp_max_lane_count(intel_dp); int max_clock = intel_dp_max_link_bw(intel_dp) == DP_LINK_BW_2_7 ? 1 : 0; + int bpp = mode->private_flags & INTEL_MODE_DP_FORCE_6BPC ? 18 : 0; static int bws[2] = { DP_LINK_BW_1_62, DP_LINK_BW_2_7 }; if (is_edp(intel_dp) && intel_dp->panel_fixed_mode) { @@ -689,7 +701,7 @@ intel_dp_mode_fixup(struct drm_encoder *encoder, struct drm_display_mode *mode, for (clock = 0; clock <= max_clock; clock++) { int link_avail = intel_dp_max_data_rate(intel_dp_link_clock(bws[clock]), lane_count); - if (intel_dp_link_required(intel_dp, mode->clock) + if (intel_dp_link_required(intel_dp, mode->clock, bpp) <= link_avail) { intel_dp->link_bw = bws[clock]; intel_dp->lane_count = lane_count; @@ -817,10 +829,11 @@ intel_dp_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode, } /* - * There are three kinds of DP registers: + * There are four kinds of DP registers: * * IBX PCH - * CPU + * SNB CPU + * IVB CPU * CPT PCH * * IBX PCH and CPU are the same for almost everything, @@ -873,7 +886,25 @@ intel_dp_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode, /* Split out the IBX/CPU vs CPT settings */ - if (!HAS_PCH_CPT(dev) || is_cpu_edp(intel_dp)) { + if (is_cpu_edp(intel_dp) && IS_GEN7(dev)) { + if (adjusted_mode->flags & DRM_MODE_FLAG_PHSYNC) + intel_dp->DP |= DP_SYNC_HS_HIGH; + if (adjusted_mode->flags & DRM_MODE_FLAG_PVSYNC) + intel_dp->DP |= DP_SYNC_VS_HIGH; + intel_dp->DP |= DP_LINK_TRAIN_OFF_CPT; + + if (intel_dp->link_configuration[1] & DP_LANE_COUNT_ENHANCED_FRAME_EN) + intel_dp->DP |= DP_ENHANCED_FRAMING; + + intel_dp->DP |= intel_crtc->pipe << 29; + + /* don't miss out required setting for eDP */ + intel_dp->DP |= DP_PLL_ENABLE; + if (adjusted_mode->clock < 200000) + intel_dp->DP |= DP_PLL_FREQ_160MHZ; + else + intel_dp->DP |= DP_PLL_FREQ_270MHZ; + } else if (!HAS_PCH_CPT(dev) || is_cpu_edp(intel_dp)) { intel_dp->DP |= intel_dp->color_range; if (adjusted_mode->flags & DRM_MODE_FLAG_PHSYNC) @@ -1375,34 +1406,59 @@ static char *link_train_names[] = { * These are source-specific values; current Intel hardware supports * a maximum voltage of 800mV and a maximum pre-emphasis of 6dB */ -#define I830_DP_VOLTAGE_MAX DP_TRAIN_VOLTAGE_SWING_800 -#define I830_DP_VOLTAGE_MAX_CPT DP_TRAIN_VOLTAGE_SWING_1200 static uint8_t -intel_dp_pre_emphasis_max(uint8_t voltage_swing) +intel_dp_voltage_max(struct intel_dp *intel_dp) { - switch (voltage_swing & DP_TRAIN_VOLTAGE_SWING_MASK) { - case DP_TRAIN_VOLTAGE_SWING_400: - return DP_TRAIN_PRE_EMPHASIS_6; - case DP_TRAIN_VOLTAGE_SWING_600: - return DP_TRAIN_PRE_EMPHASIS_6; - case DP_TRAIN_VOLTAGE_SWING_800: - return DP_TRAIN_PRE_EMPHASIS_3_5; - case DP_TRAIN_VOLTAGE_SWING_1200: - default: - return DP_TRAIN_PRE_EMPHASIS_0; + struct drm_device *dev = intel_dp->base.base.dev; + + if (IS_GEN7(dev) && is_cpu_edp(intel_dp)) + return DP_TRAIN_VOLTAGE_SWING_800; + else if (HAS_PCH_CPT(dev) && !is_cpu_edp(intel_dp)) + return DP_TRAIN_VOLTAGE_SWING_1200; + else + return DP_TRAIN_VOLTAGE_SWING_800; +} + +static uint8_t +intel_dp_pre_emphasis_max(struct intel_dp *intel_dp, uint8_t voltage_swing) +{ + struct drm_device *dev = intel_dp->base.base.dev; + + if (IS_GEN7(dev) && is_cpu_edp(intel_dp)) { + switch (voltage_swing & DP_TRAIN_VOLTAGE_SWING_MASK) { + case DP_TRAIN_VOLTAGE_SWING_400: + return DP_TRAIN_PRE_EMPHASIS_6; + case DP_TRAIN_VOLTAGE_SWING_600: + case DP_TRAIN_VOLTAGE_SWING_800: + return DP_TRAIN_PRE_EMPHASIS_3_5; + default: + return DP_TRAIN_PRE_EMPHASIS_0; + } + } else { + switch (voltage_swing & DP_TRAIN_VOLTAGE_SWING_MASK) { + case DP_TRAIN_VOLTAGE_SWING_400: + return DP_TRAIN_PRE_EMPHASIS_6; + case DP_TRAIN_VOLTAGE_SWING_600: + return DP_TRAIN_PRE_EMPHASIS_6; + case DP_TRAIN_VOLTAGE_SWING_800: + return DP_TRAIN_PRE_EMPHASIS_3_5; + case DP_TRAIN_VOLTAGE_SWING_1200: + default: + return DP_TRAIN_PRE_EMPHASIS_0; + } } } static void intel_get_adjust_train(struct intel_dp *intel_dp, uint8_t link_status[DP_LINK_STATUS_SIZE]) { - struct drm_device *dev = intel_dp->base.base.dev; uint8_t v = 0; uint8_t p = 0; int lane; uint8_t *adjust_request = link_status + (DP_ADJUST_REQUEST_LANE0_1 - DP_LANE0_1_STATUS); - int voltage_max; + uint8_t voltage_max; + uint8_t preemph_max; for (lane = 0; lane < intel_dp->lane_count; lane++) { uint8_t this_v = intel_get_adjust_request_voltage(adjust_request, lane); @@ -1414,15 +1470,13 @@ intel_get_adjust_train(struct intel_dp *intel_dp, uint8_t link_status[DP_LINK_ST p = this_p; } - if (HAS_PCH_CPT(dev) && !is_cpu_edp(intel_dp)) - voltage_max = I830_DP_VOLTAGE_MAX_CPT; - else - voltage_max = I830_DP_VOLTAGE_MAX; + voltage_max = intel_dp_voltage_max(intel_dp); if (v >= voltage_max) v = voltage_max | DP_TRAIN_MAX_SWING_REACHED; - if (p >= intel_dp_pre_emphasis_max(v)) - p = intel_dp_pre_emphasis_max(v) | DP_TRAIN_MAX_PRE_EMPHASIS_REACHED; + preemph_max = intel_dp_pre_emphasis_max(intel_dp, v); + if (p >= preemph_max) + p = preemph_max | DP_TRAIN_MAX_PRE_EMPHASIS_REACHED; for (lane = 0; lane < 4; lane++) intel_dp->train_set[lane] = v | p; @@ -1494,6 +1548,37 @@ intel_gen6_edp_signal_levels(uint8_t train_set) } } +/* Gen7's DP voltage swing and pre-emphasis control */ +static uint32_t +intel_gen7_edp_signal_levels(uint8_t train_set) +{ + int signal_levels = train_set & (DP_TRAIN_VOLTAGE_SWING_MASK | + DP_TRAIN_PRE_EMPHASIS_MASK); + switch (signal_levels) { + case DP_TRAIN_VOLTAGE_SWING_400 | DP_TRAIN_PRE_EMPHASIS_0: + return EDP_LINK_TRAIN_400MV_0DB_IVB; + case DP_TRAIN_VOLTAGE_SWING_400 | DP_TRAIN_PRE_EMPHASIS_3_5: + return EDP_LINK_TRAIN_400MV_3_5DB_IVB; + case DP_TRAIN_VOLTAGE_SWING_400 | DP_TRAIN_PRE_EMPHASIS_6: + return EDP_LINK_TRAIN_400MV_6DB_IVB; + + case DP_TRAIN_VOLTAGE_SWING_600 | DP_TRAIN_PRE_EMPHASIS_0: + return EDP_LINK_TRAIN_600MV_0DB_IVB; + case DP_TRAIN_VOLTAGE_SWING_600 | DP_TRAIN_PRE_EMPHASIS_3_5: + return EDP_LINK_TRAIN_600MV_3_5DB_IVB; + + case DP_TRAIN_VOLTAGE_SWING_800 | DP_TRAIN_PRE_EMPHASIS_0: + return EDP_LINK_TRAIN_800MV_0DB_IVB; + case DP_TRAIN_VOLTAGE_SWING_800 | DP_TRAIN_PRE_EMPHASIS_3_5: + return EDP_LINK_TRAIN_800MV_3_5DB_IVB; + + default: + DRM_DEBUG_KMS("Unsupported voltage swing/pre-emphasis level:" + "0x%x\n", signal_levels); + return EDP_LINK_TRAIN_500MV_0DB_IVB; + } +} + static uint8_t intel_get_lane_status(uint8_t link_status[DP_LINK_STATUS_SIZE], int lane) @@ -1599,7 +1684,8 @@ intel_dp_start_link_train(struct intel_dp *intel_dp) DP_LINK_CONFIGURATION_SIZE); DP |= DP_PORT_EN; - if (HAS_PCH_CPT(dev) && !is_cpu_edp(intel_dp)) + + if (HAS_PCH_CPT(dev) && (IS_GEN7(dev) || !is_cpu_edp(intel_dp))) DP &= ~DP_LINK_TRAIN_MASK_CPT; else DP &= ~DP_LINK_TRAIN_MASK; @@ -1613,7 +1699,11 @@ intel_dp_start_link_train(struct intel_dp *intel_dp) uint8_t link_status[DP_LINK_STATUS_SIZE]; uint32_t signal_levels; - if (IS_GEN6(dev) && is_cpu_edp(intel_dp)) { + + if (IS_GEN7(dev) && is_cpu_edp(intel_dp)) { + signal_levels = intel_gen7_edp_signal_levels(intel_dp->train_set[0]); + DP = (DP & ~EDP_LINK_TRAIN_VOL_EMP_MASK_IVB) | signal_levels; + } else if (IS_GEN6(dev) && is_cpu_edp(intel_dp)) { signal_levels = intel_gen6_edp_signal_levels(intel_dp->train_set[0]); DP = (DP & ~EDP_LINK_TRAIN_VOL_EMP_MASK_SNB) | signal_levels; } else { @@ -1622,7 +1712,7 @@ intel_dp_start_link_train(struct intel_dp *intel_dp) DP = (DP & ~(DP_VOLTAGE_MASK|DP_PRE_EMPHASIS_MASK)) | signal_levels; } - if (HAS_PCH_CPT(dev) && !is_cpu_edp(intel_dp)) + if (HAS_PCH_CPT(dev) && (IS_GEN7(dev) || !is_cpu_edp(intel_dp))) reg = DP | DP_LINK_TRAIN_PAT_1_CPT; else reg = DP | DP_LINK_TRAIN_PAT_1; @@ -1703,7 +1793,10 @@ intel_dp_complete_link_train(struct intel_dp *intel_dp) break; } - if (IS_GEN6(dev) && is_cpu_edp(intel_dp)) { + if (IS_GEN7(dev) && is_cpu_edp(intel_dp)) { + signal_levels = intel_gen7_edp_signal_levels(intel_dp->train_set[0]); + DP = (DP & ~EDP_LINK_TRAIN_VOL_EMP_MASK_IVB) | signal_levels; + } else if (IS_GEN6(dev) && is_cpu_edp(intel_dp)) { signal_levels = intel_gen6_edp_signal_levels(intel_dp->train_set[0]); DP = (DP & ~EDP_LINK_TRAIN_VOL_EMP_MASK_SNB) | signal_levels; } else { @@ -1711,7 +1804,7 @@ intel_dp_complete_link_train(struct intel_dp *intel_dp) DP = (DP & ~(DP_VOLTAGE_MASK|DP_PRE_EMPHASIS_MASK)) | signal_levels; } - if (HAS_PCH_CPT(dev) && !is_cpu_edp(intel_dp)) + if (HAS_PCH_CPT(dev) && (IS_GEN7(dev) || !is_cpu_edp(intel_dp))) reg = DP | DP_LINK_TRAIN_PAT_2_CPT; else reg = DP | DP_LINK_TRAIN_PAT_2; @@ -1752,7 +1845,7 @@ intel_dp_complete_link_train(struct intel_dp *intel_dp) ++tries; } - if (HAS_PCH_CPT(dev) && !is_cpu_edp(intel_dp)) + if (HAS_PCH_CPT(dev) && (IS_GEN7(dev) || !is_cpu_edp(intel_dp))) reg = DP | DP_LINK_TRAIN_OFF_CPT; else reg = DP | DP_LINK_TRAIN_OFF; @@ -1782,7 +1875,7 @@ intel_dp_link_down(struct intel_dp *intel_dp) udelay(100); } - if (HAS_PCH_CPT(dev) && !is_cpu_edp(intel_dp)) { + if (HAS_PCH_CPT(dev) && (IS_GEN7(dev) || !is_cpu_edp(intel_dp))) { DP &= ~DP_LINK_TRAIN_MASK_CPT; I915_WRITE(intel_dp->output_reg, DP | DP_LINK_TRAIN_PAT_IDLE_CPT); } else { @@ -1794,7 +1887,7 @@ intel_dp_link_down(struct intel_dp *intel_dp) msleep(17); if (is_edp(intel_dp)) { - if (HAS_PCH_CPT(dev) && !is_cpu_edp(intel_dp)) + if (HAS_PCH_CPT(dev) && (IS_GEN7(dev) || !is_cpu_edp(intel_dp))) DP |= DP_LINK_TRAIN_OFF_CPT; else DP |= DP_LINK_TRAIN_OFF; diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h index bd9a604b73d..a1b4343814e 100644 --- a/drivers/gpu/drm/i915/intel_drv.h +++ b/drivers/gpu/drm/i915/intel_drv.h @@ -110,6 +110,7 @@ /* drm_display_mode->private_flags */ #define INTEL_MODE_PIXEL_MULTIPLIER_SHIFT (0x0) #define INTEL_MODE_PIXEL_MULTIPLIER_MASK (0xf << INTEL_MODE_PIXEL_MULTIPLIER_SHIFT) +#define INTEL_MODE_DP_FORCE_6BPC (0x10) static inline void intel_mode_set_pixel_multiplier(struct drm_display_mode *mode, diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c index 42f165a520d..e44191132ac 100644 --- a/drivers/gpu/drm/i915/intel_lvds.c +++ b/drivers/gpu/drm/i915/intel_lvds.c @@ -715,6 +715,14 @@ static const struct dmi_system_id intel_no_lvds[] = { DMI_MATCH(DMI_PRODUCT_NAME, "EB1007"), }, }, + { + .callback = intel_no_lvds_dmi_callback, + .ident = "Asus AT5NM10T-I", + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."), + DMI_MATCH(DMI_BOARD_NAME, "AT5NM10T-I"), + }, + }, { } /* terminating entry */ }; diff --git a/drivers/gpu/drm/i915/intel_panel.c b/drivers/gpu/drm/i915/intel_panel.c index 21f60b7d69a..04d79fd1dc9 100644 --- a/drivers/gpu/drm/i915/intel_panel.c +++ b/drivers/gpu/drm/i915/intel_panel.c @@ -178,13 +178,10 @@ u32 intel_panel_get_max_backlight(struct drm_device *dev) if (HAS_PCH_SPLIT(dev)) { max >>= 16; } else { - if (IS_PINEVIEW(dev)) { + if (INTEL_INFO(dev)->gen < 4) max >>= 17; - } else { + else max >>= 16; - if (INTEL_INFO(dev)->gen < 4) - max &= ~1; - } if (is_backlight_combination_mode(dev)) max *= 0xff; @@ -203,13 +200,12 @@ u32 intel_panel_get_backlight(struct drm_device *dev) val = I915_READ(BLC_PWM_CPU_CTL) & BACKLIGHT_DUTY_CYCLE_MASK; } else { val = I915_READ(BLC_PWM_CTL) & BACKLIGHT_DUTY_CYCLE_MASK; - if (IS_PINEVIEW(dev)) + if (INTEL_INFO(dev)->gen < 4) val >>= 1; if (is_backlight_combination_mode(dev)) { u8 lbpc; - val &= ~1; pci_read_config_byte(dev->pdev, PCI_LBPC, &lbpc); val *= lbpc; } @@ -246,11 +242,9 @@ static void intel_panel_actually_set_backlight(struct drm_device *dev, u32 level } tmp = I915_READ(BLC_PWM_CTL); - if (IS_PINEVIEW(dev)) { - tmp &= ~(BACKLIGHT_DUTY_CYCLE_MASK - 1); + if (INTEL_INFO(dev)->gen < 4) level <<= 1; - } else - tmp &= ~BACKLIGHT_DUTY_CYCLE_MASK; + tmp &= ~BACKLIGHT_DUTY_CYCLE_MASK; I915_WRITE(BLC_PWM_CTL, tmp | level); } diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c index 3003fb25aef..f7b9268df26 100644 --- a/drivers/gpu/drm/i915/intel_sdvo.c +++ b/drivers/gpu/drm/i915/intel_sdvo.c @@ -50,6 +50,7 @@ #define IS_TMDS(c) (c->output_flag & SDVO_TMDS_MASK) #define IS_LVDS(c) (c->output_flag & SDVO_LVDS_MASK) #define IS_TV_OR_LVDS(c) (c->output_flag & (SDVO_TV_MASK | SDVO_LVDS_MASK)) +#define IS_DIGITAL(c) (c->output_flag & (SDVO_TMDS_MASK | SDVO_LVDS_MASK)) static const char *tv_format_names[] = { @@ -1086,8 +1087,12 @@ static void intel_sdvo_mode_set(struct drm_encoder *encoder, } sdvox |= (9 << 19) | SDVO_BORDER_ENABLE; } - if (intel_crtc->pipe == 1) - sdvox |= SDVO_PIPE_B_SELECT; + + if (INTEL_PCH_TYPE(dev) >= PCH_CPT) + sdvox |= TRANSCODER_CPT(intel_crtc->pipe); + else + sdvox |= TRANSCODER(intel_crtc->pipe); + if (intel_sdvo->has_hdmi_audio) sdvox |= SDVO_AUDIO_ENABLE; @@ -1314,6 +1319,18 @@ intel_sdvo_tmds_sink_detect(struct drm_connector *connector) return status; } +static bool +intel_sdvo_connector_matches_edid(struct intel_sdvo_connector *sdvo, + struct edid *edid) +{ + bool monitor_is_digital = !!(edid->input & DRM_EDID_INPUT_DIGITAL); + bool connector_is_digital = !!IS_DIGITAL(sdvo); + + DRM_DEBUG_KMS("connector_is_digital? %d, monitor_is_digital? %d\n", + connector_is_digital, monitor_is_digital); + return connector_is_digital == monitor_is_digital; +} + static enum drm_connector_status intel_sdvo_detect(struct drm_connector *connector, bool force) { @@ -1358,10 +1375,12 @@ intel_sdvo_detect(struct drm_connector *connector, bool force) if (edid == NULL) edid = intel_sdvo_get_analog_edid(connector); if (edid != NULL) { - if (edid->input & DRM_EDID_INPUT_DIGITAL) - ret = connector_status_disconnected; - else + if (intel_sdvo_connector_matches_edid(intel_sdvo_connector, + edid)) ret = connector_status_connected; + else + ret = connector_status_disconnected; + connector->display_info.raw_edid = NULL; kfree(edid); } else @@ -1402,11 +1421,8 @@ static void intel_sdvo_get_ddc_modes(struct drm_connector *connector) edid = intel_sdvo_get_analog_edid(connector); if (edid != NULL) { - struct intel_sdvo_connector *intel_sdvo_connector = to_intel_sdvo_connector(connector); - bool monitor_is_digital = !!(edid->input & DRM_EDID_INPUT_DIGITAL); - bool connector_is_digital = !!IS_TMDS(intel_sdvo_connector); - - if (connector_is_digital == monitor_is_digital) { + if (intel_sdvo_connector_matches_edid(to_intel_sdvo_connector(connector), + edid)) { drm_mode_connector_update_edid_property(connector, edid); drm_add_edid_modes(connector, edid); } diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c index 5e00d1670aa..92c9628c572 100644 --- a/drivers/gpu/drm/radeon/evergreen.c +++ b/drivers/gpu/drm/radeon/evergreen.c @@ -3276,6 +3276,18 @@ int evergreen_init(struct radeon_device *rdev) rdev->accel_working = false; } } + + /* Don't start up if the MC ucode is missing on BTC parts. + * The default clocks and voltages before the MC ucode + * is loaded are not suffient for advanced operations. + */ + if (ASIC_IS_DCE5(rdev)) { + if (!rdev->mc_fw && !(rdev->flags & RADEON_IS_IGP)) { + DRM_ERROR("radeon: MC ucode required for NI+.\n"); + return -EINVAL; + } + } + return 0; } diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h index 8cca91a93bd..dc279706ca7 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h @@ -390,6 +390,11 @@ extern int vmw_context_check(struct vmw_private *dev_priv, struct ttm_object_file *tfile, int id, struct vmw_resource **p_res); +extern int vmw_user_lookup_handle(struct vmw_private *dev_priv, + struct ttm_object_file *tfile, + uint32_t handle, + struct vmw_surface **out_surf, + struct vmw_dma_buffer **out_buf); extern void vmw_surface_res_free(struct vmw_resource *res); extern int vmw_surface_init(struct vmw_private *dev_priv, struct vmw_surface *srf, diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c b/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c index 03bbc2a6f9a..a0c2f12b1e1 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_fifo.c @@ -33,6 +33,7 @@ bool vmw_fifo_have_3d(struct vmw_private *dev_priv) { __le32 __iomem *fifo_mem = dev_priv->mmio_virt; uint32_t fifo_min, hwversion; + const struct vmw_fifo_state *fifo = &dev_priv->fifo; if (!(dev_priv->capabilities & SVGA_CAP_EXTENDED_FIFO)) return false; @@ -41,7 +42,12 @@ bool vmw_fifo_have_3d(struct vmw_private *dev_priv) if (fifo_min <= SVGA_FIFO_3D_HWVERSION * sizeof(unsigned int)) return false; - hwversion = ioread32(fifo_mem + SVGA_FIFO_3D_HWVERSION); + hwversion = ioread32(fifo_mem + + ((fifo->capabilities & + SVGA_FIFO_CAP_3D_HWVERSION_REVISED) ? + SVGA_FIFO_3D_HWVERSION_REVISED : + SVGA_FIFO_3D_HWVERSION)); + if (hwversion == 0) return false; diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c index 5ff561d4e0b..66917c6c381 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ioctl.c @@ -58,8 +58,14 @@ int vmw_getparam_ioctl(struct drm_device *dev, void *data, case DRM_VMW_PARAM_FIFO_HW_VERSION: { __le32 __iomem *fifo_mem = dev_priv->mmio_virt; - - param->value = ioread32(fifo_mem + SVGA_FIFO_3D_HWVERSION); + const struct vmw_fifo_state *fifo = &dev_priv->fifo; + + param->value = + ioread32(fifo_mem + + ((fifo->capabilities & + SVGA_FIFO_CAP_3D_HWVERSION_REVISED) ? + SVGA_FIFO_3D_HWVERSION_REVISED : + SVGA_FIFO_3D_HWVERSION)); break; } default: @@ -166,13 +172,7 @@ int vmw_present_ioctl(struct drm_device *dev, void *data, ret = -EINVAL; goto out_no_fb; } - vfb = vmw_framebuffer_to_vfb(obj_to_fb(obj)); - if (!vfb->dmabuf) { - DRM_ERROR("Framebuffer not dmabuf backed.\n"); - ret = -EINVAL; - goto out_no_fb; - } ret = ttm_read_lock(&vmaster->lock, true); if (unlikely(ret != 0)) diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c index 37d40545ed7..f94b33ae221 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.c @@ -31,6 +31,44 @@ /* Might need a hrtimer here? */ #define VMWGFX_PRESENT_RATE ((HZ / 60 > 0) ? HZ / 60 : 1) + +struct vmw_clip_rect { + int x1, x2, y1, y2; +}; + +/** + * Clip @num_rects number of @rects against @clip storing the + * results in @out_rects and the number of passed rects in @out_num. + */ +void vmw_clip_cliprects(struct drm_clip_rect *rects, + int num_rects, + struct vmw_clip_rect clip, + SVGASignedRect *out_rects, + int *out_num) +{ + int i, k; + + for (i = 0, k = 0; i < num_rects; i++) { + int x1 = max_t(int, clip.x1, rects[i].x1); + int y1 = max_t(int, clip.y1, rects[i].y1); + int x2 = min_t(int, clip.x2, rects[i].x2); + int y2 = min_t(int, clip.y2, rects[i].y2); + + if (x1 >= x2) + continue; + if (y1 >= y2) + continue; + + out_rects[k].left = x1; + out_rects[k].top = y1; + out_rects[k].right = x2; + out_rects[k].bottom = y2; + k++; + } + + *out_num = k; +} + void vmw_display_unit_cleanup(struct vmw_display_unit *du) { if (du->cursor_surface) @@ -82,6 +120,43 @@ int vmw_cursor_update_image(struct vmw_private *dev_priv, return 0; } +int vmw_cursor_update_dmabuf(struct vmw_private *dev_priv, + struct vmw_dma_buffer *dmabuf, + u32 width, u32 height, + u32 hotspotX, u32 hotspotY) +{ + struct ttm_bo_kmap_obj map; + unsigned long kmap_offset; + unsigned long kmap_num; + void *virtual; + bool dummy; + int ret; + + kmap_offset = 0; + kmap_num = (width*height*4 + PAGE_SIZE - 1) >> PAGE_SHIFT; + + ret = ttm_bo_reserve(&dmabuf->base, true, false, false, 0); + if (unlikely(ret != 0)) { + DRM_ERROR("reserve failed\n"); + return -EINVAL; + } + + ret = ttm_bo_kmap(&dmabuf->base, kmap_offset, kmap_num, &map); + if (unlikely(ret != 0)) + goto err_unreserve; + + virtual = ttm_kmap_obj_virtual(&map, &dummy); + ret = vmw_cursor_update_image(dev_priv, virtual, width, height, + hotspotX, hotspotY); + + ttm_bo_kunmap(&map); +err_unreserve: + ttm_bo_unreserve(&dmabuf->base); + + return ret; +} + + void vmw_cursor_update_position(struct vmw_private *dev_priv, bool show, int x, int y) { @@ -110,24 +185,21 @@ int vmw_du_crtc_cursor_set(struct drm_crtc *crtc, struct drm_file *file_priv, return -EINVAL; if (handle) { - ret = vmw_user_surface_lookup_handle(dev_priv, tfile, - handle, &surface); - if (!ret) { - if (!surface->snooper.image) { - DRM_ERROR("surface not suitable for cursor\n"); - vmw_surface_unreference(&surface); - return -EINVAL; - } - } else { - ret = vmw_user_dmabuf_lookup(tfile, - handle, &dmabuf); - if (ret) { - DRM_ERROR("failed to find surface or dmabuf: %i\n", ret); - return -EINVAL; - } + ret = vmw_user_lookup_handle(dev_priv, tfile, + handle, &surface, &dmabuf); + if (ret) { + DRM_ERROR("failed to find surface or dmabuf: %i\n", ret); + return -EINVAL; } } + /* need to do this before taking down old image */ + if (surface && !surface->snooper.image) { + DRM_ERROR("surface not suitable for cursor\n"); + vmw_surface_unreference(&surface); + return -EINVAL; + } + /* takedown old cursor */ if (du->cursor_surface) { du->cursor_surface->snooper.crtc = NULL; @@ -146,36 +218,11 @@ int vmw_du_crtc_cursor_set(struct drm_crtc *crtc, struct drm_file *file_priv, vmw_cursor_update_image(dev_priv, surface->snooper.image, 64, 64, du->hotspot_x, du->hotspot_y); } else if (dmabuf) { - struct ttm_bo_kmap_obj map; - unsigned long kmap_offset; - unsigned long kmap_num; - void *virtual; - bool dummy; - /* vmw_user_surface_lookup takes one reference */ du->cursor_dmabuf = dmabuf; - kmap_offset = 0; - kmap_num = (64*64*4) >> PAGE_SHIFT; - - ret = ttm_bo_reserve(&dmabuf->base, true, false, false, 0); - if (unlikely(ret != 0)) { - DRM_ERROR("reserve failed\n"); - return -EINVAL; - } - - ret = ttm_bo_kmap(&dmabuf->base, kmap_offset, kmap_num, &map); - if (unlikely(ret != 0)) - goto err_unreserve; - - virtual = ttm_kmap_obj_virtual(&map, &dummy); - vmw_cursor_update_image(dev_priv, virtual, 64, 64, - du->hotspot_x, du->hotspot_y); - - ttm_bo_kunmap(&map); -err_unreserve: - ttm_bo_unreserve(&dmabuf->base); - + ret = vmw_cursor_update_dmabuf(dev_priv, dmabuf, width, height, + du->hotspot_x, du->hotspot_y); } else { vmw_cursor_update_position(dev_priv, false, 0, 0); return 0; @@ -377,8 +424,9 @@ static int do_surface_dirty_sou(struct vmw_private *dev_priv, struct drm_clip_rect *clips, unsigned num_clips, int inc) { - struct drm_clip_rect *clips_ptr; struct vmw_display_unit *units[VMWGFX_NUM_DISPLAY_UNITS]; + struct drm_clip_rect *clips_ptr; + struct drm_clip_rect *tmp; struct drm_crtc *crtc; size_t fifo_size; int i, num_units; @@ -391,7 +439,6 @@ static int do_surface_dirty_sou(struct vmw_private *dev_priv, } *cmd; SVGASignedRect *blits; - num_units = 0; list_for_each_entry(crtc, &dev_priv->dev->mode_config.crtc_list, head) { @@ -402,13 +449,24 @@ static int do_surface_dirty_sou(struct vmw_private *dev_priv, BUG_ON(!clips || !num_clips); + tmp = kzalloc(sizeof(*tmp) * num_clips, GFP_KERNEL); + if (unlikely(tmp == NULL)) { + DRM_ERROR("Temporary cliprect memory alloc failed.\n"); + return -ENOMEM; + } + fifo_size = sizeof(*cmd) + sizeof(SVGASignedRect) * num_clips; cmd = kzalloc(fifo_size, GFP_KERNEL); if (unlikely(cmd == NULL)) { DRM_ERROR("Temporary fifo memory alloc failed.\n"); - return -ENOMEM; + ret = -ENOMEM; + goto out_free_tmp; } + /* setup blits pointer */ + blits = (SVGASignedRect *)&cmd[1]; + + /* initial clip region */ left = clips->x1; right = clips->x2; top = clips->y1; @@ -434,45 +492,60 @@ static int do_surface_dirty_sou(struct vmw_private *dev_priv, cmd->body.srcRect.bottom = bottom; clips_ptr = clips; - blits = (SVGASignedRect *)&cmd[1]; for (i = 0; i < num_clips; i++, clips_ptr += inc) { - blits[i].left = clips_ptr->x1 - left; - blits[i].right = clips_ptr->x2 - left; - blits[i].top = clips_ptr->y1 - top; - blits[i].bottom = clips_ptr->y2 - top; + tmp[i].x1 = clips_ptr->x1 - left; + tmp[i].x2 = clips_ptr->x2 - left; + tmp[i].y1 = clips_ptr->y1 - top; + tmp[i].y2 = clips_ptr->y2 - top; } /* do per unit writing, reuse fifo for each */ for (i = 0; i < num_units; i++) { struct vmw_display_unit *unit = units[i]; - int clip_x1 = left - unit->crtc.x; - int clip_y1 = top - unit->crtc.y; - int clip_x2 = right - unit->crtc.x; - int clip_y2 = bottom - unit->crtc.y; + struct vmw_clip_rect clip; + int num; + + clip.x1 = left - unit->crtc.x; + clip.y1 = top - unit->crtc.y; + clip.x2 = right - unit->crtc.x; + clip.y2 = bottom - unit->crtc.y; /* skip any crtcs that misses the clip region */ - if (clip_x1 >= unit->crtc.mode.hdisplay || - clip_y1 >= unit->crtc.mode.vdisplay || - clip_x2 <= 0 || clip_y2 <= 0) + if (clip.x1 >= unit->crtc.mode.hdisplay || + clip.y1 >= unit->crtc.mode.vdisplay || + clip.x2 <= 0 || clip.y2 <= 0) continue; + /* + * In order for the clip rects to be correctly scaled + * the src and dest rects needs to be the same size. + */ + cmd->body.destRect.left = clip.x1; + cmd->body.destRect.right = clip.x2; + cmd->body.destRect.top = clip.y1; + cmd->body.destRect.bottom = clip.y2; + + /* create a clip rect of the crtc in dest coords */ + clip.x2 = unit->crtc.mode.hdisplay - clip.x1; + clip.y2 = unit->crtc.mode.vdisplay - clip.y1; + clip.x1 = 0 - clip.x1; + clip.y1 = 0 - clip.y1; + /* need to reset sid as it is changed by execbuf */ cmd->body.srcImage.sid = cpu_to_le32(framebuffer->user_handle); - cmd->body.destScreenId = unit->unit; - /* - * The blit command is a lot more resilient then the - * readback command when it comes to clip rects. So its - * okay to go out of bounds. - */ + /* clip and write blits to cmd stream */ + vmw_clip_cliprects(tmp, num_clips, clip, blits, &num); - cmd->body.destRect.left = clip_x1; - cmd->body.destRect.right = clip_x2; - cmd->body.destRect.top = clip_y1; - cmd->body.destRect.bottom = clip_y2; + /* if no cliprects hit skip this */ + if (num == 0) + continue; + /* recalculate package length */ + fifo_size = sizeof(*cmd) + sizeof(SVGASignedRect) * num; + cmd->header.size = cpu_to_le32(fifo_size - sizeof(cmd->header)); ret = vmw_execbuf_process(file_priv, dev_priv, NULL, cmd, fifo_size, 0, NULL); @@ -480,7 +553,10 @@ static int do_surface_dirty_sou(struct vmw_private *dev_priv, break; } + kfree(cmd); +out_free_tmp: + kfree(tmp); return ret; } @@ -556,6 +632,10 @@ static int vmw_kms_new_framebuffer_surface(struct vmw_private *dev_priv, * Sanity checks. */ + /* Surface must be marked as a scanout. */ + if (unlikely(!surface->scanout)) + return -EINVAL; + if (unlikely(surface->mip_levels[0] != 1 || surface->num_sizes != 1 || surface->sizes[0].width < mode_cmd->width || @@ -782,6 +862,7 @@ static int do_dmabuf_dirty_sou(struct drm_file *file_priv, int clip_y1 = clips_ptr->y1 - unit->crtc.y; int clip_x2 = clips_ptr->x2 - unit->crtc.x; int clip_y2 = clips_ptr->y2 - unit->crtc.y; + int move_x, move_y; /* skip any crtcs that misses the clip region */ if (clip_x1 >= unit->crtc.mode.hdisplay || @@ -789,12 +870,21 @@ static int do_dmabuf_dirty_sou(struct drm_file *file_priv, clip_x2 <= 0 || clip_y2 <= 0) continue; + /* clip size to crtc size */ + clip_x2 = min_t(int, clip_x2, unit->crtc.mode.hdisplay); + clip_y2 = min_t(int, clip_y2, unit->crtc.mode.vdisplay); + + /* translate both src and dest to bring clip into screen */ + move_x = min_t(int, clip_x1, 0); + move_y = min_t(int, clip_y1, 0); + + /* actual translate done here */ blits[hit_num].header = SVGA_CMD_BLIT_GMRFB_TO_SCREEN; blits[hit_num].body.destScreenId = unit->unit; - blits[hit_num].body.srcOrigin.x = clips_ptr->x1; - blits[hit_num].body.srcOrigin.y = clips_ptr->y1; - blits[hit_num].body.destRect.left = clip_x1; - blits[hit_num].body.destRect.top = clip_y1; + blits[hit_num].body.srcOrigin.x = clips_ptr->x1 - move_x; + blits[hit_num].body.srcOrigin.y = clips_ptr->y1 - move_y; + blits[hit_num].body.destRect.left = clip_x1 - move_x; + blits[hit_num].body.destRect.top = clip_y1 - move_y; blits[hit_num].body.destRect.right = clip_x2; blits[hit_num].body.destRect.bottom = clip_y2; hit_num++; @@ -1003,7 +1093,6 @@ static struct drm_framebuffer *vmw_kms_fb_create(struct drm_device *dev, struct vmw_surface *surface = NULL; struct vmw_dma_buffer *bo = NULL; struct ttm_base_object *user_obj; - u64 required_size; int ret; /** @@ -1012,8 +1101,9 @@ static struct drm_framebuffer *vmw_kms_fb_create(struct drm_device *dev, * requested framebuffer. */ - required_size = mode_cmd->pitch * mode_cmd->height; - if (unlikely(required_size > (u64) dev_priv->vram_size)) { + if (!vmw_kms_validate_mode_vram(dev_priv, + mode_cmd->pitch, + mode_cmd->height)) { DRM_ERROR("VRAM size is too small for requested mode.\n"); return ERR_PTR(-ENOMEM); } @@ -1033,46 +1123,29 @@ static struct drm_framebuffer *vmw_kms_fb_create(struct drm_device *dev, return ERR_PTR(-ENOENT); } - /** - * End conditioned code. - */ - - ret = vmw_user_surface_lookup_handle(dev_priv, tfile, - mode_cmd->handle, &surface); + /* returns either a dmabuf or surface */ + ret = vmw_user_lookup_handle(dev_priv, tfile, + mode_cmd->handle, + &surface, &bo); if (ret) - goto try_dmabuf; - - if (!surface->scanout) - goto err_not_scanout; - - ret = vmw_kms_new_framebuffer_surface(dev_priv, file_priv, surface, - &vfb, mode_cmd); - - /* vmw_user_surface_lookup takes one ref so does new_fb */ - vmw_surface_unreference(&surface); - - if (ret) { - DRM_ERROR("failed to create vmw_framebuffer: %i\n", ret); - ttm_base_object_unref(&user_obj); - return ERR_PTR(ret); - } else - vfb->user_obj = user_obj; - return &vfb->base; - -try_dmabuf: - DRM_INFO("%s: trying buffer\n", __func__); - - ret = vmw_user_dmabuf_lookup(tfile, mode_cmd->handle, &bo); - if (ret) { - DRM_ERROR("failed to find buffer: %i\n", ret); - return ERR_PTR(-ENOENT); - } - - ret = vmw_kms_new_framebuffer_dmabuf(dev_priv, bo, &vfb, - mode_cmd); + goto err_out; + + /* Create the new framebuffer depending one what we got back */ + if (bo) + ret = vmw_kms_new_framebuffer_dmabuf(dev_priv, bo, &vfb, + mode_cmd); + else if (surface) + ret = vmw_kms_new_framebuffer_surface(dev_priv, file_priv, + surface, &vfb, mode_cmd); + else + BUG(); - /* vmw_user_dmabuf_lookup takes one ref so does new_fb */ - vmw_dmabuf_unreference(&bo); +err_out: + /* vmw_user_lookup_handle takes one ref so does new_fb */ + if (bo) + vmw_dmabuf_unreference(&bo); + if (surface) + vmw_surface_unreference(&surface); if (ret) { DRM_ERROR("failed to create vmw_framebuffer: %i\n", ret); @@ -1082,14 +1155,6 @@ try_dmabuf: vfb->user_obj = user_obj; return &vfb->base; - -err_not_scanout: - DRM_ERROR("surface not marked as scanout\n"); - /* vmw_user_surface_lookup takes one ref */ - vmw_surface_unreference(&surface); - ttm_base_object_unref(&user_obj); - - return ERR_PTR(-EINVAL); } static struct drm_mode_config_funcs vmw_kms_funcs = { @@ -1106,10 +1171,12 @@ int vmw_kms_present(struct vmw_private *dev_priv, uint32_t num_clips) { struct vmw_display_unit *units[VMWGFX_NUM_DISPLAY_UNITS]; + struct drm_clip_rect *tmp; struct drm_crtc *crtc; size_t fifo_size; int i, k, num_units; int ret = 0; /* silence warning */ + int left, right, top, bottom; struct { SVGA3dCmdHeader header; @@ -1127,60 +1194,95 @@ int vmw_kms_present(struct vmw_private *dev_priv, BUG_ON(surface == NULL); BUG_ON(!clips || !num_clips); + tmp = kzalloc(sizeof(*tmp) * num_clips, GFP_KERNEL); + if (unlikely(tmp == NULL)) { + DRM_ERROR("Temporary cliprect memory alloc failed.\n"); + return -ENOMEM; + } + fifo_size = sizeof(*cmd) + sizeof(SVGASignedRect) * num_clips; cmd = kmalloc(fifo_size, GFP_KERNEL); if (unlikely(cmd == NULL)) { DRM_ERROR("Failed to allocate temporary fifo memory.\n"); - return -ENOMEM; + ret = -ENOMEM; + goto out_free_tmp; + } + + left = clips->x; + right = clips->x + clips->w; + top = clips->y; + bottom = clips->y + clips->h; + + for (i = 1; i < num_clips; i++) { + left = min_t(int, left, (int)clips[i].x); + right = max_t(int, right, (int)clips[i].x + clips[i].w); + top = min_t(int, top, (int)clips[i].y); + bottom = max_t(int, bottom, (int)clips[i].y + clips[i].h); } /* only need to do this once */ memset(cmd, 0, fifo_size); cmd->header.id = cpu_to_le32(SVGA_3D_CMD_BLIT_SURFACE_TO_SCREEN); - cmd->header.size = cpu_to_le32(fifo_size - sizeof(cmd->header)); - - cmd->body.srcRect.left = 0; - cmd->body.srcRect.right = surface->sizes[0].width; - cmd->body.srcRect.top = 0; - cmd->body.srcRect.bottom = surface->sizes[0].height; blits = (SVGASignedRect *)&cmd[1]; + + cmd->body.srcRect.left = left; + cmd->body.srcRect.right = right; + cmd->body.srcRect.top = top; + cmd->body.srcRect.bottom = bottom; + for (i = 0; i < num_clips; i++) { - blits[i].left = clips[i].x; - blits[i].right = clips[i].x + clips[i].w; - blits[i].top = clips[i].y; - blits[i].bottom = clips[i].y + clips[i].h; + tmp[i].x1 = clips[i].x - left; + tmp[i].x2 = clips[i].x + clips[i].w - left; + tmp[i].y1 = clips[i].y - top; + tmp[i].y2 = clips[i].y + clips[i].h - top; } for (k = 0; k < num_units; k++) { struct vmw_display_unit *unit = units[k]; - int clip_x1 = destX - unit->crtc.x; - int clip_y1 = destY - unit->crtc.y; - int clip_x2 = clip_x1 + surface->sizes[0].width; - int clip_y2 = clip_y1 + surface->sizes[0].height; + struct vmw_clip_rect clip; + int num; + + clip.x1 = left + destX - unit->crtc.x; + clip.y1 = top + destY - unit->crtc.y; + clip.x2 = right + destX - unit->crtc.x; + clip.y2 = bottom + destY - unit->crtc.y; /* skip any crtcs that misses the clip region */ - if (clip_x1 >= unit->crtc.mode.hdisplay || - clip_y1 >= unit->crtc.mode.vdisplay || - clip_x2 <= 0 || clip_y2 <= 0) + if (clip.x1 >= unit->crtc.mode.hdisplay || + clip.y1 >= unit->crtc.mode.vdisplay || + clip.x2 <= 0 || clip.y2 <= 0) continue; + /* + * In order for the clip rects to be correctly scaled + * the src and dest rects needs to be the same size. + */ + cmd->body.destRect.left = clip.x1; + cmd->body.destRect.right = clip.x2; + cmd->body.destRect.top = clip.y1; + cmd->body.destRect.bottom = clip.y2; + + /* create a clip rect of the crtc in dest coords */ + clip.x2 = unit->crtc.mode.hdisplay - clip.x1; + clip.y2 = unit->crtc.mode.vdisplay - clip.y1; + clip.x1 = 0 - clip.x1; + clip.y1 = 0 - clip.y1; + /* need to reset sid as it is changed by execbuf */ cmd->body.srcImage.sid = sid; - cmd->body.destScreenId = unit->unit; - /* - * The blit command is a lot more resilient then the - * readback command when it comes to clip rects. So its - * okay to go out of bounds. - */ + /* clip and write blits to cmd stream */ + vmw_clip_cliprects(tmp, num_clips, clip, blits, &num); - cmd->body.destRect.left = clip_x1; - cmd->body.destRect.right = clip_x2; - cmd->body.destRect.top = clip_y1; - cmd->body.destRect.bottom = clip_y2; + /* if no cliprects hit skip this */ + if (num == 0) + continue; + /* recalculate package length */ + fifo_size = sizeof(*cmd) + sizeof(SVGASignedRect) * num; + cmd->header.size = cpu_to_le32(fifo_size - sizeof(cmd->header)); ret = vmw_execbuf_process(file_priv, dev_priv, NULL, cmd, fifo_size, 0, NULL); @@ -1189,6 +1291,8 @@ int vmw_kms_present(struct vmw_private *dev_priv, } kfree(cmd); +out_free_tmp: + kfree(tmp); return ret; } diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h index af8e6e5bd96..e1cb8556355 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_kms.h @@ -62,9 +62,14 @@ struct vmw_framebuffer { int vmw_cursor_update_image(struct vmw_private *dev_priv, u32 *image, u32 width, u32 height, u32 hotspotX, u32 hotspotY); +int vmw_cursor_update_dmabuf(struct vmw_private *dev_priv, + struct vmw_dma_buffer *dmabuf, + u32 width, u32 height, + u32 hotspotX, u32 hotspotY); void vmw_cursor_update_position(struct vmw_private *dev_priv, bool show, int x, int y); + /** * Base class display unit. * diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c b/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c index 90c5e392849..8f8dbd43c33 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_ldu.c @@ -74,9 +74,10 @@ static int vmw_ldu_commit_list(struct vmw_private *dev_priv) { struct vmw_legacy_display *lds = dev_priv->ldu_priv; struct vmw_legacy_display_unit *entry; + struct vmw_display_unit *du = NULL; struct drm_framebuffer *fb = NULL; struct drm_crtc *crtc = NULL; - int i = 0; + int i = 0, ret; /* If there is no display topology the host just assumes * that the guest will set the same layout as the host. @@ -129,6 +130,25 @@ static int vmw_ldu_commit_list(struct vmw_private *dev_priv) lds->last_num_active = lds->num_active; + + /* Find the first du with a cursor. */ + list_for_each_entry(entry, &lds->active, active) { + du = &entry->base; + + if (!du->cursor_dmabuf) + continue; + + ret = vmw_cursor_update_dmabuf(dev_priv, + du->cursor_dmabuf, + 64, 64, + du->hotspot_x, + du->hotspot_y); + if (ret == 0) + break; + + DRM_ERROR("Could not update cursor image\n"); + } + return 0; } diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c index 86c5e4cceb3..1c7f09e2681 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_resource.c @@ -1190,6 +1190,29 @@ void vmw_resource_unreserve(struct list_head *list) write_unlock(lock); } +/** + * Helper function that looks either a surface or dmabuf. + * + * The pointer this pointed at by out_surf and out_buf needs to be null. + */ +int vmw_user_lookup_handle(struct vmw_private *dev_priv, + struct ttm_object_file *tfile, + uint32_t handle, + struct vmw_surface **out_surf, + struct vmw_dma_buffer **out_buf) +{ + int ret; + + BUG_ON(*out_surf || *out_buf); + + ret = vmw_user_surface_lookup_handle(dev_priv, tfile, handle, out_surf); + if (!ret) + return 0; + + ret = vmw_user_dmabuf_lookup(tfile, handle, out_buf); + return ret; +} + int vmw_user_surface_lookup_handle(struct vmw_private *dev_priv, struct ttm_object_file *tfile, diff --git a/drivers/hwmon/jz4740-hwmon.c b/drivers/hwmon/jz4740-hwmon.c index 7a48b1eb423..5253d23361d 100644 --- a/drivers/hwmon/jz4740-hwmon.c +++ b/drivers/hwmon/jz4740-hwmon.c @@ -59,7 +59,7 @@ static ssize_t jz4740_hwmon_read_adcin(struct device *dev, { struct jz4740_hwmon *hwmon = dev_get_drvdata(dev); struct completion *completion = &hwmon->read_completion; - unsigned long t; + long t; unsigned long val; int ret; @@ -203,7 +203,7 @@ static int __devexit jz4740_hwmon_remove(struct platform_device *pdev) return 0; } -struct platform_driver jz4740_hwmon_driver = { +static struct platform_driver jz4740_hwmon_driver = { .probe = jz4740_hwmon_probe, .remove = __devexit_p(jz4740_hwmon_remove), .driver = { diff --git a/drivers/i2c/busses/i2c-eg20t.c b/drivers/i2c/busses/i2c-eg20t.c index 8cebef49aea..18936ac9d51 100644 --- a/drivers/i2c/busses/i2c-eg20t.c +++ b/drivers/i2c/busses/i2c-eg20t.c @@ -893,6 +893,13 @@ static int __devinit pch_i2c_probe(struct pci_dev *pdev, /* Set the number of I2C channel instance */ adap_info->ch_num = id->driver_data; + ret = request_irq(pdev->irq, pch_i2c_handler, IRQF_SHARED, + KBUILD_MODNAME, adap_info); + if (ret) { + pch_pci_err(pdev, "request_irq FAILED\n"); + goto err_request_irq; + } + for (i = 0; i < adap_info->ch_num; i++) { pch_adap = &adap_info->pch_data[i].pch_adapter; adap_info->pch_i2c_suspended = false; @@ -910,28 +917,23 @@ static int __devinit pch_i2c_probe(struct pci_dev *pdev, pch_adap->dev.parent = &pdev->dev; + pch_i2c_init(&adap_info->pch_data[i]); ret = i2c_add_adapter(pch_adap); if (ret) { pch_pci_err(pdev, "i2c_add_adapter[ch:%d] FAILED\n", i); - goto err_i2c_add_adapter; + goto err_add_adapter; } - - pch_i2c_init(&adap_info->pch_data[i]); - } - ret = request_irq(pdev->irq, pch_i2c_handler, IRQF_SHARED, - KBUILD_MODNAME, adap_info); - if (ret) { - pch_pci_err(pdev, "request_irq FAILED\n"); - goto err_i2c_add_adapter; } pci_set_drvdata(pdev, adap_info); pch_pci_dbg(pdev, "returns %d.\n", ret); return 0; -err_i2c_add_adapter: +err_add_adapter: for (j = 0; j < i; j++) i2c_del_adapter(&adap_info->pch_data[j].pch_adapter); + free_irq(pdev->irq, adap_info); +err_request_irq: pci_iounmap(pdev, base_addr); err_pci_iomap: pci_release_regions(pdev); diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c index a43d0023446..fa23faa20f0 100644 --- a/drivers/i2c/busses/i2c-omap.c +++ b/drivers/i2c/busses/i2c-omap.c @@ -1047,13 +1047,14 @@ omap_i2c_probe(struct platform_device *pdev) * size. This is to ensure that we can handle the status on int * call back latencies. */ - if (dev->rev >= OMAP_I2C_REV_ON_3530_4430) { - dev->fifo_size = 0; + + dev->fifo_size = (dev->fifo_size / 2); + + if (dev->rev >= OMAP_I2C_REV_ON_3530_4430) dev->b_hw = 0; /* Disable hardware fixes */ - } else { - dev->fifo_size = (dev->fifo_size / 2); + else dev->b_hw = 1; /* Enable hardware fixes */ - } + /* calculate wakeup latency constraint for MPU */ if (dev->set_mpu_wkup_lat != NULL) dev->latency = (1000000 * dev->fifo_size) / diff --git a/drivers/i2c/busses/i2c-s3c2410.c b/drivers/i2c/busses/i2c-s3c2410.c index 2754cef86a0..4c171808168 100644 --- a/drivers/i2c/busses/i2c-s3c2410.c +++ b/drivers/i2c/busses/i2c-s3c2410.c @@ -534,6 +534,7 @@ static int s3c24xx_i2c_doxfer(struct s3c24xx_i2c *i2c, /* first, try busy waiting briefly */ do { + cpu_relax(); iicstat = readl(i2c->regs + S3C2410_IICSTAT); } while ((iicstat & S3C2410_IICSTAT_START) && --spins); @@ -786,7 +787,7 @@ static void s3c24xx_i2c_dt_gpio_free(struct s3c24xx_i2c *i2c) #else static int s3c24xx_i2c_parse_dt_gpio(struct s3c24xx_i2c *i2c) { - return -EINVAL; + return 0; } static void s3c24xx_i2c_dt_gpio_free(struct s3c24xx_i2c *i2c) diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c index 75ff821c0af..d0d4aa9f480 100644 --- a/drivers/infiniband/core/cma.c +++ b/drivers/infiniband/core/cma.c @@ -2513,6 +2513,9 @@ static int cma_resolve_ib_udp(struct rdma_id_private *id_priv, req.private_data_len = sizeof(struct cma_hdr) + conn_param->private_data_len; + if (req.private_data_len < conn_param->private_data_len) + return -EINVAL; + req.private_data = kzalloc(req.private_data_len, GFP_ATOMIC); if (!req.private_data) return -ENOMEM; @@ -2562,6 +2565,9 @@ static int cma_connect_ib(struct rdma_id_private *id_priv, memset(&req, 0, sizeof req); offset = cma_user_data_offset(id_priv->id.ps); req.private_data_len = offset + conn_param->private_data_len; + if (req.private_data_len < conn_param->private_data_len) + return -EINVAL; + private_data = kzalloc(req.private_data_len, GFP_ATOMIC); if (!private_data) return -ENOMEM; diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c index 77f3dbc0aaa..18836cdf1e1 100644 --- a/drivers/infiniband/hw/mlx4/main.c +++ b/drivers/infiniband/hw/mlx4/main.c @@ -1244,7 +1244,8 @@ err_reg: err_counter: for (; i; --i) - mlx4_counter_free(ibdev->dev, ibdev->counters[i - 1]); + if (ibdev->counters[i - 1] != -1) + mlx4_counter_free(ibdev->dev, ibdev->counters[i - 1]); err_map: iounmap(ibdev->uar_map); @@ -1275,7 +1276,8 @@ static void mlx4_ib_remove(struct mlx4_dev *dev, void *ibdev_ptr) } iounmap(ibdev->uar_map); for (p = 0; p < ibdev->num_ports; ++p) - mlx4_counter_free(ibdev->dev, ibdev->counters[p]); + if (ibdev->counters[p] != -1) + mlx4_counter_free(ibdev->dev, ibdev->counters[p]); mlx4_foreach_port(p, dev, MLX4_PORT_TYPE_IB) mlx4_CLOSE_PORT(dev, p); diff --git a/drivers/infiniband/hw/qib/qib_file_ops.c b/drivers/infiniband/hw/qib/qib_file_ops.c index 574600ef5b4..a7403248d83 100644 --- a/drivers/infiniband/hw/qib/qib_file_ops.c +++ b/drivers/infiniband/hw/qib/qib_file_ops.c @@ -1285,7 +1285,7 @@ static int setup_ctxt(struct qib_pportdata *ppd, int ctxt, strlcpy(rcd->comm, current->comm, sizeof(rcd->comm)); ctxt_fp(fp) = rcd; qib_stats.sps_ctxts++; - dd->freectxts++; + dd->freectxts--; ret = 0; goto bail; @@ -1794,7 +1794,7 @@ static int qib_close(struct inode *in, struct file *fp) if (dd->pageshadow) unlock_expected_tids(rcd); qib_stats.sps_ctxts--; - dd->freectxts--; + dd->freectxts++; } mutex_unlock(&qib_mutex); diff --git a/drivers/input/misc/cma3000_d0x.c b/drivers/input/misc/cma3000_d0x.c index 80793f1608e..06517e60e50 100644 --- a/drivers/input/misc/cma3000_d0x.c +++ b/drivers/input/misc/cma3000_d0x.c @@ -115,8 +115,8 @@ static void decode_mg(struct cma3000_accl_data *data, int *datax, static irqreturn_t cma3000_thread_irq(int irq, void *dev_id) { struct cma3000_accl_data *data = dev_id; - int datax, datay, dataz; - u8 ctrl, mode, range, intr_status; + int datax, datay, dataz, intr_status; + u8 ctrl, mode, range; intr_status = CMA3000_READ(data, CMA3000_INTSTATUS, "interrupt status"); if (intr_status < 0) diff --git a/drivers/input/mouse/sentelic.c b/drivers/input/mouse/sentelic.c index c5b12d2e955..86d6f39178b 100644 --- a/drivers/input/mouse/sentelic.c +++ b/drivers/input/mouse/sentelic.c @@ -2,7 +2,7 @@ * Finger Sensing Pad PS/2 mouse driver. * * Copyright (C) 2005-2007 Asia Vital Components Co., Ltd. - * Copyright (C) 2005-2010 Tai-hwa Liang, Sentelic Corporation. + * Copyright (C) 2005-2011 Tai-hwa Liang, Sentelic Corporation. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License @@ -162,7 +162,7 @@ static int fsp_reg_write(struct psmouse *psmouse, int reg_addr, int reg_val) ps2_sendbyte(ps2dev, v, FSP_CMD_TIMEOUT2); if (ps2_sendbyte(ps2dev, 0xf3, FSP_CMD_TIMEOUT) < 0) - return -1; + goto out; if ((v = fsp_test_invert_cmd(reg_val)) != reg_val) { /* inversion is required */ @@ -261,7 +261,7 @@ static int fsp_page_reg_write(struct psmouse *psmouse, int reg_val) ps2_sendbyte(ps2dev, 0x88, FSP_CMD_TIMEOUT2); if (ps2_sendbyte(ps2dev, 0xf3, FSP_CMD_TIMEOUT) < 0) - return -1; + goto out; if ((v = fsp_test_invert_cmd(reg_val)) != reg_val) { ps2_sendbyte(ps2dev, 0x47, FSP_CMD_TIMEOUT2); @@ -309,7 +309,7 @@ static int fsp_get_buttons(struct psmouse *psmouse, int *btn) }; int val; - if (fsp_reg_read(psmouse, FSP_REG_TMOD_STATUS1, &val) == -1) + if (fsp_reg_read(psmouse, FSP_REG_TMOD_STATUS, &val) == -1) return -EIO; *btn = buttons[(val & 0x30) >> 4]; diff --git a/drivers/input/mouse/sentelic.h b/drivers/input/mouse/sentelic.h index ed1395ac7b8..2e4af24f8c1 100644 --- a/drivers/input/mouse/sentelic.h +++ b/drivers/input/mouse/sentelic.h @@ -2,7 +2,7 @@ * Finger Sensing Pad PS/2 mouse driver. * * Copyright (C) 2005-2007 Asia Vital Components Co., Ltd. - * Copyright (C) 2005-2009 Tai-hwa Liang, Sentelic Corporation. + * Copyright (C) 2005-2011 Tai-hwa Liang, Sentelic Corporation. * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License @@ -33,6 +33,7 @@ /* Finger-sensing Pad control registers */ #define FSP_REG_SYSCTL1 0x10 #define FSP_BIT_EN_REG_CLK BIT(5) +#define FSP_REG_TMOD_STATUS 0x20 #define FSP_REG_OPC_QDOWN 0x31 #define FSP_BIT_EN_OPC_TAG BIT(7) #define FSP_REG_OPTZ_XLO 0x34 diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c index c080b828e5d..a6dcd18e9ad 100644 --- a/drivers/input/mouse/synaptics.c +++ b/drivers/input/mouse/synaptics.c @@ -24,6 +24,7 @@ */ #include <linux/module.h> +#include <linux/delay.h> #include <linux/dmi.h> #include <linux/input/mt.h> #include <linux/serio.h> @@ -1220,6 +1221,16 @@ static int synaptics_reconnect(struct psmouse *psmouse) do { psmouse_reset(psmouse); + if (retry) { + /* + * On some boxes, right after resuming, the touchpad + * needs some time to finish initializing (I assume + * it needs time to calibrate) and start responding + * to Synaptics-specific queries, so let's wait a + * bit. + */ + ssleep(1); + } error = synaptics_detect(psmouse, 0); } while (error && ++retry < 3); diff --git a/drivers/input/tablet/wacom_wac.c b/drivers/input/tablet/wacom_wac.c index da0d8761e77..2ee47d01a3b 100644 --- a/drivers/input/tablet/wacom_wac.c +++ b/drivers/input/tablet/wacom_wac.c @@ -1470,6 +1470,9 @@ static const struct wacom_features wacom_features_0xE3 = static const struct wacom_features wacom_features_0xE6 = { "Wacom ISDv4 E6", WACOM_PKGLEN_TPC2FG, 27760, 15694, 255, 0, TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; +static const struct wacom_features wacom_features_0xEC = + { "Wacom ISDv4 EC", WACOM_PKGLEN_GRAPHIRE, 25710, 14500, 255, + 0, TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; static const struct wacom_features wacom_features_0x47 = { "Wacom Intuos2 6x8", WACOM_PKGLEN_INTUOS, 20320, 16240, 1023, 31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; @@ -1611,6 +1614,7 @@ const struct usb_device_id wacom_ids[] = { { USB_DEVICE_WACOM(0xE2) }, { USB_DEVICE_WACOM(0xE3) }, { USB_DEVICE_WACOM(0xE6) }, + { USB_DEVICE_WACOM(0xEC) }, { USB_DEVICE_WACOM(0x47) }, { USB_DEVICE_LENOVO(0x6004) }, { } diff --git a/drivers/iommu/intel-iommu.c b/drivers/iommu/intel-iommu.c index a004c3945c6..bdc447fd476 100644 --- a/drivers/iommu/intel-iommu.c +++ b/drivers/iommu/intel-iommu.c @@ -405,6 +405,9 @@ int dmar_disabled = 0; int dmar_disabled = 1; #endif /*CONFIG_INTEL_IOMMU_DEFAULT_ON*/ +int intel_iommu_enabled = 0; +EXPORT_SYMBOL_GPL(intel_iommu_enabled); + static int dmar_map_gfx = 1; static int dmar_forcedac; static int intel_iommu_strict; @@ -3647,6 +3650,8 @@ int __init intel_iommu_init(void) bus_register_notifier(&pci_bus_type, &device_nb); + intel_iommu_enabled = 1; + return 0; } diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c index 2fb2963df55..5b5fa5cdaa3 100644 --- a/drivers/iommu/iommu.c +++ b/drivers/iommu/iommu.c @@ -90,7 +90,7 @@ struct iommu_domain *iommu_domain_alloc(struct bus_type *bus) if (bus == NULL || bus->iommu_ops == NULL) return NULL; - domain = kmalloc(sizeof(*domain), GFP_KERNEL); + domain = kzalloc(sizeof(*domain), GFP_KERNEL); if (!domain) return NULL; diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c index b6907118283..6d03774b176 100644 --- a/drivers/md/bitmap.c +++ b/drivers/md/bitmap.c @@ -1393,9 +1393,6 @@ void bitmap_endwrite(struct bitmap *bitmap, sector_t offset, unsigned long secto atomic_read(&bitmap->behind_writes), bitmap->mddev->bitmap_info.max_write_behind); } - if (bitmap->mddev->degraded) - /* Never clear bits or update events_cleared when degraded */ - success = 0; while (sectors) { sector_t blocks; @@ -1409,7 +1406,7 @@ void bitmap_endwrite(struct bitmap *bitmap, sector_t offset, unsigned long secto return; } - if (success && + if (success && !bitmap->mddev->degraded && bitmap->events_cleared < bitmap->mddev->events) { bitmap->events_cleared = bitmap->mddev->events; bitmap->need_sync = 1; diff --git a/drivers/md/linear.c b/drivers/md/linear.c index c3273efd08c..627456542fb 100644 --- a/drivers/md/linear.c +++ b/drivers/md/linear.c @@ -230,6 +230,7 @@ static int linear_add(struct mddev *mddev, struct md_rdev *rdev) return -EINVAL; rdev->raid_disk = rdev->saved_raid_disk; + rdev->saved_raid_disk = -1; newconf = linear_conf(mddev,mddev->raid_disks+1); diff --git a/drivers/md/md.c b/drivers/md/md.c index ee981737edf..f47f1f8ac44 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -7360,8 +7360,7 @@ static int remove_and_add_spares(struct mddev *mddev) spares++; md_new_event(mddev); set_bit(MD_CHANGE_DEVS, &mddev->flags); - } else - break; + } } } } diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index 31670f8d6b6..858fdbb7eb0 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -3065,11 +3065,17 @@ static void analyse_stripe(struct stripe_head *sh, struct stripe_head_state *s) } } else if (test_bit(In_sync, &rdev->flags)) set_bit(R5_Insync, &dev->flags); - else { + else if (sh->sector + STRIPE_SECTORS <= rdev->recovery_offset) /* in sync if before recovery_offset */ - if (sh->sector + STRIPE_SECTORS <= rdev->recovery_offset) - set_bit(R5_Insync, &dev->flags); - } + set_bit(R5_Insync, &dev->flags); + else if (test_bit(R5_UPTODATE, &dev->flags) && + test_bit(R5_Expanded, &dev->flags)) + /* If we've reshaped into here, we assume it is Insync. + * We will shortly update recovery_offset to make + * it official. + */ + set_bit(R5_Insync, &dev->flags); + if (rdev && test_bit(R5_WriteError, &dev->flags)) { clear_bit(R5_Insync, &dev->flags); if (!test_bit(Faulty, &rdev->flags)) { diff --git a/drivers/media/common/tuners/mxl5007t.c b/drivers/media/common/tuners/mxl5007t.c index 7eb1bf75cd0..5d02221e99d 100644 --- a/drivers/media/common/tuners/mxl5007t.c +++ b/drivers/media/common/tuners/mxl5007t.c @@ -488,9 +488,10 @@ static int mxl5007t_write_regs(struct mxl5007t_state *state, static int mxl5007t_read_reg(struct mxl5007t_state *state, u8 reg, u8 *val) { + u8 buf[2] = { 0xfb, reg }; struct i2c_msg msg[] = { { .addr = state->i2c_props.addr, .flags = 0, - .buf = ®, .len = 1 }, + .buf = buf, .len = 2 }, { .addr = state->i2c_props.addr, .flags = I2C_M_RD, .buf = val, .len = 1 }, }; diff --git a/drivers/media/common/tuners/tda18218.c b/drivers/media/common/tuners/tda18218.c index aacfe2387e2..4fc29730a12 100644 --- a/drivers/media/common/tuners/tda18218.c +++ b/drivers/media/common/tuners/tda18218.c @@ -141,7 +141,7 @@ static int tda18218_set_params(struct dvb_frontend *fe, switch (params->u.ofdm.bandwidth) { case BANDWIDTH_6_MHZ: LP_Fc = 0; - LO_Frac = params->frequency + 4000000; + LO_Frac = params->frequency + 3000000; break; case BANDWIDTH_7_MHZ: LP_Fc = 1; diff --git a/drivers/media/rc/ati_remote.c b/drivers/media/rc/ati_remote.c index 303f22ea04c..01bb8daf4b0 100644 --- a/drivers/media/rc/ati_remote.c +++ b/drivers/media/rc/ati_remote.c @@ -189,7 +189,7 @@ struct ati_remote { dma_addr_t inbuf_dma; dma_addr_t outbuf_dma; - unsigned char old_data[2]; /* Detect duplicate events */ + unsigned char old_data; /* Detect duplicate events */ unsigned long old_jiffies; unsigned long acc_jiffies; /* handle acceleration */ unsigned long first_jiffies; @@ -221,35 +221,35 @@ struct ati_remote { /* Translation table from hardware messages to input events. */ static const struct { short kind; - unsigned char data1, data2; + unsigned char data; int type; unsigned int code; int value; } ati_remote_tbl[] = { /* Directional control pad axes */ - {KIND_ACCEL, 0x35, 0x70, EV_REL, REL_X, -1}, /* left */ - {KIND_ACCEL, 0x36, 0x71, EV_REL, REL_X, 1}, /* right */ - {KIND_ACCEL, 0x37, 0x72, EV_REL, REL_Y, -1}, /* up */ - {KIND_ACCEL, 0x38, 0x73, EV_REL, REL_Y, 1}, /* down */ + {KIND_ACCEL, 0x70, EV_REL, REL_X, -1}, /* left */ + {KIND_ACCEL, 0x71, EV_REL, REL_X, 1}, /* right */ + {KIND_ACCEL, 0x72, EV_REL, REL_Y, -1}, /* up */ + {KIND_ACCEL, 0x73, EV_REL, REL_Y, 1}, /* down */ /* Directional control pad diagonals */ - {KIND_LU, 0x39, 0x74, EV_REL, 0, 0}, /* left up */ - {KIND_RU, 0x3a, 0x75, EV_REL, 0, 0}, /* right up */ - {KIND_LD, 0x3c, 0x77, EV_REL, 0, 0}, /* left down */ - {KIND_RD, 0x3b, 0x76, EV_REL, 0, 0}, /* right down */ + {KIND_LU, 0x74, EV_REL, 0, 0}, /* left up */ + {KIND_RU, 0x75, EV_REL, 0, 0}, /* right up */ + {KIND_LD, 0x77, EV_REL, 0, 0}, /* left down */ + {KIND_RD, 0x76, EV_REL, 0, 0}, /* right down */ /* "Mouse button" buttons */ - {KIND_LITERAL, 0x3d, 0x78, EV_KEY, BTN_LEFT, 1}, /* left btn down */ - {KIND_LITERAL, 0x3e, 0x79, EV_KEY, BTN_LEFT, 0}, /* left btn up */ - {KIND_LITERAL, 0x41, 0x7c, EV_KEY, BTN_RIGHT, 1},/* right btn down */ - {KIND_LITERAL, 0x42, 0x7d, EV_KEY, BTN_RIGHT, 0},/* right btn up */ + {KIND_LITERAL, 0x78, EV_KEY, BTN_LEFT, 1}, /* left btn down */ + {KIND_LITERAL, 0x79, EV_KEY, BTN_LEFT, 0}, /* left btn up */ + {KIND_LITERAL, 0x7c, EV_KEY, BTN_RIGHT, 1},/* right btn down */ + {KIND_LITERAL, 0x7d, EV_KEY, BTN_RIGHT, 0},/* right btn up */ /* Artificial "doubleclick" events are generated by the hardware. * They are mapped to the "side" and "extra" mouse buttons here. */ - {KIND_FILTERED, 0x3f, 0x7a, EV_KEY, BTN_SIDE, 1}, /* left dblclick */ - {KIND_FILTERED, 0x43, 0x7e, EV_KEY, BTN_EXTRA, 1},/* right dblclick */ + {KIND_FILTERED, 0x7a, EV_KEY, BTN_SIDE, 1}, /* left dblclick */ + {KIND_FILTERED, 0x7e, EV_KEY, BTN_EXTRA, 1},/* right dblclick */ /* Non-mouse events are handled by rc-core */ - {KIND_END, 0x00, 0x00, EV_MAX + 1, 0, 0} + {KIND_END, 0x00, EV_MAX + 1, 0, 0} }; /* Local function prototypes */ @@ -397,25 +397,6 @@ static int ati_remote_sendpacket(struct ati_remote *ati_remote, u16 cmd, unsigne } /* - * ati_remote_event_lookup - */ -static int ati_remote_event_lookup(int rem, unsigned char d1, unsigned char d2) -{ - int i; - - for (i = 0; ati_remote_tbl[i].kind != KIND_END; i++) { - /* - * Decide if the table entry matches the remote input. - */ - if (ati_remote_tbl[i].data1 == d1 && - ati_remote_tbl[i].data2 == d2) - return i; - - } - return -1; -} - -/* * ati_remote_compute_accel * * Implements acceleration curve for directional control pad @@ -463,7 +444,15 @@ static void ati_remote_input_report(struct urb *urb) int index = -1; int acc; int remote_num; - unsigned char scancode[2]; + unsigned char scancode; + int i; + + /* + * data[0] = 0x14 + * data[1] = data[2] + data[3] + 0xd5 (a checksum byte) + * data[2] = the key code (with toggle bit in MSB with some models) + * data[3] = channel << 4 (the low 4 bits must be zero) + */ /* Deal with strange looking inputs */ if ( (urb->actual_length != 4) || (data[0] != 0x14) || @@ -472,6 +461,13 @@ static void ati_remote_input_report(struct urb *urb) return; } + if (data[1] != ((data[2] + data[3] + 0xd5) & 0xff)) { + dbginfo(&ati_remote->interface->dev, + "wrong checksum in input: %02x %02x %02x %02x\n", + data[0], data[1], data[2], data[3]); + return; + } + /* Mask unwanted remote channels. */ /* note: remote_num is 0-based, channel 1 on remote == 0 here */ remote_num = (data[3] >> 4) & 0x0f; @@ -482,31 +478,30 @@ static void ati_remote_input_report(struct urb *urb) return; } - scancode[0] = (((data[1] - ((remote_num + 1) << 4)) & 0xf0) | (data[1] & 0x0f)); - /* - * Some devices (e.g. SnapStream Firefly) use 8080 as toggle code, - * so we have to clear them. The first bit is a bit tricky as the - * "non-toggled" state depends on remote_num, so we xor it with the - * second bit which is only used for toggle. + * MSB is a toggle code, though only used by some devices + * (e.g. SnapStream Firefly) */ - scancode[0] ^= (data[2] & 0x80); - - scancode[1] = data[2] & ~0x80; + scancode = data[2] & 0x7f; - /* Look up event code index in mouse translation table. */ - index = ati_remote_event_lookup(remote_num, scancode[0], scancode[1]); + /* Look up event code index in the mouse translation table. */ + for (i = 0; ati_remote_tbl[i].kind != KIND_END; i++) { + if (scancode == ati_remote_tbl[i].data) { + index = i; + break; + } + } if (index >= 0) { dbginfo(&ati_remote->interface->dev, - "channel 0x%02x; mouse data %02x,%02x; index %d; keycode %d\n", - remote_num, data[1], data[2], index, ati_remote_tbl[index].code); + "channel 0x%02x; mouse data %02x; index %d; keycode %d\n", + remote_num, data[2], index, ati_remote_tbl[index].code); if (!dev) return; /* no mouse device */ } else dbginfo(&ati_remote->interface->dev, - "channel 0x%02x; key data %02x,%02x, scancode %02x,%02x\n", - remote_num, data[1], data[2], scancode[0], scancode[1]); + "channel 0x%02x; key data %02x, scancode %02x\n", + remote_num, data[2], scancode); if (index >= 0 && ati_remote_tbl[index].kind == KIND_LITERAL) { @@ -523,8 +518,7 @@ static void ati_remote_input_report(struct urb *urb) unsigned long now = jiffies; /* Filter duplicate events which happen "too close" together. */ - if (ati_remote->old_data[0] == data[1] && - ati_remote->old_data[1] == data[2] && + if (ati_remote->old_data == data[2] && time_before(now, ati_remote->old_jiffies + msecs_to_jiffies(repeat_filter))) { ati_remote->repeat_count++; @@ -533,8 +527,7 @@ static void ati_remote_input_report(struct urb *urb) ati_remote->first_jiffies = now; } - ati_remote->old_data[0] = data[1]; - ati_remote->old_data[1] = data[2]; + ati_remote->old_data = data[2]; ati_remote->old_jiffies = now; /* Ensure we skip at least the 4 first duplicate events (generated @@ -549,14 +542,13 @@ static void ati_remote_input_report(struct urb *urb) if (index < 0) { /* Not a mouse event, hand it to rc-core. */ - u32 rc_code = (scancode[0] << 8) | scancode[1]; /* * We don't use the rc-core repeat handling yet as * it would cause ghost repeats which would be a * regression for this driver. */ - rc_keydown_notimeout(ati_remote->rdev, rc_code, + rc_keydown_notimeout(ati_remote->rdev, scancode, data[2]); rc_keyup(ati_remote->rdev); return; @@ -607,8 +599,7 @@ static void ati_remote_input_report(struct urb *urb) input_sync(dev); ati_remote->old_jiffies = jiffies; - ati_remote->old_data[0] = data[1]; - ati_remote->old_data[1] = data[2]; + ati_remote->old_data = data[2]; } } diff --git a/drivers/media/rc/keymaps/rc-ati-x10.c b/drivers/media/rc/keymaps/rc-ati-x10.c index e1b8b2605c4..81506440ede 100644 --- a/drivers/media/rc/keymaps/rc-ati-x10.c +++ b/drivers/media/rc/keymaps/rc-ati-x10.c @@ -27,55 +27,55 @@ #include <media/rc-map.h> static struct rc_map_table ati_x10[] = { - { 0xd20d, KEY_1 }, - { 0xd30e, KEY_2 }, - { 0xd40f, KEY_3 }, - { 0xd510, KEY_4 }, - { 0xd611, KEY_5 }, - { 0xd712, KEY_6 }, - { 0xd813, KEY_7 }, - { 0xd914, KEY_8 }, - { 0xda15, KEY_9 }, - { 0xdc17, KEY_0 }, - { 0xc500, KEY_A }, - { 0xc601, KEY_B }, - { 0xde19, KEY_C }, - { 0xe01b, KEY_D }, - { 0xe621, KEY_E }, - { 0xe823, KEY_F }, + { 0x0d, KEY_1 }, + { 0x0e, KEY_2 }, + { 0x0f, KEY_3 }, + { 0x10, KEY_4 }, + { 0x11, KEY_5 }, + { 0x12, KEY_6 }, + { 0x13, KEY_7 }, + { 0x14, KEY_8 }, + { 0x15, KEY_9 }, + { 0x17, KEY_0 }, + { 0x00, KEY_A }, + { 0x01, KEY_B }, + { 0x19, KEY_C }, + { 0x1b, KEY_D }, + { 0x21, KEY_E }, + { 0x23, KEY_F }, - { 0xdd18, KEY_KPENTER }, /* "check" */ - { 0xdb16, KEY_MENU }, /* "menu" */ - { 0xc702, KEY_POWER }, /* Power */ - { 0xc803, KEY_TV }, /* TV */ - { 0xc904, KEY_DVD }, /* DVD */ - { 0xca05, KEY_WWW }, /* WEB */ - { 0xcb06, KEY_BOOKMARKS }, /* "book" */ - { 0xcc07, KEY_EDIT }, /* "hand" */ - { 0xe11c, KEY_COFFEE }, /* "timer" */ - { 0xe520, KEY_FRONT }, /* "max" */ - { 0xe21d, KEY_LEFT }, /* left */ - { 0xe41f, KEY_RIGHT }, /* right */ - { 0xe722, KEY_DOWN }, /* down */ - { 0xdf1a, KEY_UP }, /* up */ - { 0xe31e, KEY_OK }, /* "OK" */ - { 0xce09, KEY_VOLUMEDOWN }, /* VOL + */ - { 0xcd08, KEY_VOLUMEUP }, /* VOL - */ - { 0xcf0a, KEY_MUTE }, /* MUTE */ - { 0xd00b, KEY_CHANNELUP }, /* CH + */ - { 0xd10c, KEY_CHANNELDOWN },/* CH - */ - { 0xec27, KEY_RECORD }, /* ( o) red */ - { 0xea25, KEY_PLAY }, /* ( >) */ - { 0xe924, KEY_REWIND }, /* (<<) */ - { 0xeb26, KEY_FORWARD }, /* (>>) */ - { 0xed28, KEY_STOP }, /* ([]) */ - { 0xee29, KEY_PAUSE }, /* ('') */ - { 0xf02b, KEY_PREVIOUS }, /* (<-) */ - { 0xef2a, KEY_NEXT }, /* (>+) */ - { 0xf22d, KEY_INFO }, /* PLAYING */ - { 0xf32e, KEY_HOME }, /* TOP */ - { 0xf42f, KEY_END }, /* END */ - { 0xf530, KEY_SELECT }, /* SELECT */ + { 0x18, KEY_KPENTER }, /* "check" */ + { 0x16, KEY_MENU }, /* "menu" */ + { 0x02, KEY_POWER }, /* Power */ + { 0x03, KEY_TV }, /* TV */ + { 0x04, KEY_DVD }, /* DVD */ + { 0x05, KEY_WWW }, /* WEB */ + { 0x06, KEY_BOOKMARKS }, /* "book" */ + { 0x07, KEY_EDIT }, /* "hand" */ + { 0x1c, KEY_COFFEE }, /* "timer" */ + { 0x20, KEY_FRONT }, /* "max" */ + { 0x1d, KEY_LEFT }, /* left */ + { 0x1f, KEY_RIGHT }, /* right */ + { 0x22, KEY_DOWN }, /* down */ + { 0x1a, KEY_UP }, /* up */ + { 0x1e, KEY_OK }, /* "OK" */ + { 0x09, KEY_VOLUMEDOWN }, /* VOL + */ + { 0x08, KEY_VOLUMEUP }, /* VOL - */ + { 0x0a, KEY_MUTE }, /* MUTE */ + { 0x0b, KEY_CHANNELUP }, /* CH + */ + { 0x0c, KEY_CHANNELDOWN },/* CH - */ + { 0x27, KEY_RECORD }, /* ( o) red */ + { 0x25, KEY_PLAY }, /* ( >) */ + { 0x24, KEY_REWIND }, /* (<<) */ + { 0x26, KEY_FORWARD }, /* (>>) */ + { 0x28, KEY_STOP }, /* ([]) */ + { 0x29, KEY_PAUSE }, /* ('') */ + { 0x2b, KEY_PREVIOUS }, /* (<-) */ + { 0x2a, KEY_NEXT }, /* (>+) */ + { 0x2d, KEY_INFO }, /* PLAYING */ + { 0x2e, KEY_HOME }, /* TOP */ + { 0x2f, KEY_END }, /* END */ + { 0x30, KEY_SELECT }, /* SELECT */ }; static struct rc_map_list ati_x10_map = { diff --git a/drivers/media/rc/keymaps/rc-medion-x10.c b/drivers/media/rc/keymaps/rc-medion-x10.c index 09e2cc01d11..479cdb89781 100644 --- a/drivers/media/rc/keymaps/rc-medion-x10.c +++ b/drivers/media/rc/keymaps/rc-medion-x10.c @@ -25,70 +25,70 @@ #include <media/rc-map.h> static struct rc_map_table medion_x10[] = { - { 0xf12c, KEY_TV }, /* TV */ - { 0xf22d, KEY_VCR }, /* VCR */ - { 0xc904, KEY_DVD }, /* DVD */ - { 0xcb06, KEY_AUDIO }, /* MUSIC */ - - { 0xf32e, KEY_RADIO }, /* RADIO */ - { 0xca05, KEY_DIRECTORY }, /* PHOTO */ - { 0xf42f, KEY_INFO }, /* TV-PREVIEW */ - { 0xf530, KEY_LIST }, /* CHANNEL-LST */ - - { 0xe01b, KEY_SETUP }, /* SETUP */ - { 0xf631, KEY_VIDEO }, /* VIDEO DESKTOP */ - - { 0xcd08, KEY_VOLUMEDOWN }, /* VOL - */ - { 0xce09, KEY_VOLUMEUP }, /* VOL + */ - { 0xd00b, KEY_CHANNELUP }, /* CHAN + */ - { 0xd10c, KEY_CHANNELDOWN }, /* CHAN - */ - { 0xc500, KEY_MUTE }, /* MUTE */ - - { 0xf732, KEY_RED }, /* red */ - { 0xf833, KEY_GREEN }, /* green */ - { 0xf934, KEY_YELLOW }, /* yellow */ - { 0xfa35, KEY_BLUE }, /* blue */ - { 0xdb16, KEY_TEXT }, /* TXT */ - - { 0xd20d, KEY_1 }, - { 0xd30e, KEY_2 }, - { 0xd40f, KEY_3 }, - { 0xd510, KEY_4 }, - { 0xd611, KEY_5 }, - { 0xd712, KEY_6 }, - { 0xd813, KEY_7 }, - { 0xd914, KEY_8 }, - { 0xda15, KEY_9 }, - { 0xdc17, KEY_0 }, - { 0xe11c, KEY_SEARCH }, /* TV/RAD, CH SRC */ - { 0xe520, KEY_DELETE }, /* DELETE */ - - { 0xfb36, KEY_KEYBOARD }, /* RENAME */ - { 0xdd18, KEY_SCREEN }, /* SNAPSHOT */ - - { 0xdf1a, KEY_UP }, /* up */ - { 0xe722, KEY_DOWN }, /* down */ - { 0xe21d, KEY_LEFT }, /* left */ - { 0xe41f, KEY_RIGHT }, /* right */ - { 0xe31e, KEY_OK }, /* OK */ - - { 0xfc37, KEY_SELECT }, /* ACQUIRE IMAGE */ - { 0xfd38, KEY_EDIT }, /* EDIT IMAGE */ - - { 0xe924, KEY_REWIND }, /* rewind (<<) */ - { 0xea25, KEY_PLAY }, /* play ( >) */ - { 0xeb26, KEY_FORWARD }, /* forward (>>) */ - { 0xec27, KEY_RECORD }, /* record ( o) */ - { 0xed28, KEY_STOP }, /* stop ([]) */ - { 0xee29, KEY_PAUSE }, /* pause ('') */ - - { 0xe621, KEY_PREVIOUS }, /* prev */ - { 0xfe39, KEY_SWITCHVIDEOMODE }, /* F SCR */ - { 0xe823, KEY_NEXT }, /* next */ - { 0xde19, KEY_MENU }, /* MENU */ - { 0xff3a, KEY_LANGUAGE }, /* AUDIO */ - - { 0xc702, KEY_POWER }, /* POWER */ + { 0x2c, KEY_TV }, /* TV */ + { 0x2d, KEY_VCR }, /* VCR */ + { 0x04, KEY_DVD }, /* DVD */ + { 0x06, KEY_AUDIO }, /* MUSIC */ + + { 0x2e, KEY_RADIO }, /* RADIO */ + { 0x05, KEY_DIRECTORY }, /* PHOTO */ + { 0x2f, KEY_INFO }, /* TV-PREVIEW */ + { 0x30, KEY_LIST }, /* CHANNEL-LST */ + + { 0x1b, KEY_SETUP }, /* SETUP */ + { 0x31, KEY_VIDEO }, /* VIDEO DESKTOP */ + + { 0x08, KEY_VOLUMEDOWN }, /* VOL - */ + { 0x09, KEY_VOLUMEUP }, /* VOL + */ + { 0x0b, KEY_CHANNELUP }, /* CHAN + */ + { 0x0c, KEY_CHANNELDOWN }, /* CHAN - */ + { 0x00, KEY_MUTE }, /* MUTE */ + + { 0x32, KEY_RED }, /* red */ + { 0x33, KEY_GREEN }, /* green */ + { 0x34, KEY_YELLOW }, /* yellow */ + { 0x35, KEY_BLUE }, /* blue */ + { 0x16, KEY_TEXT }, /* TXT */ + + { 0x0d, KEY_1 }, + { 0x0e, KEY_2 }, + { 0x0f, KEY_3 }, + { 0x10, KEY_4 }, + { 0x11, KEY_5 }, + { 0x12, KEY_6 }, + { 0x13, KEY_7 }, + { 0x14, KEY_8 }, + { 0x15, KEY_9 }, + { 0x17, KEY_0 }, + { 0x1c, KEY_SEARCH }, /* TV/RAD, CH SRC */ + { 0x20, KEY_DELETE }, /* DELETE */ + + { 0x36, KEY_KEYBOARD }, /* RENAME */ + { 0x18, KEY_SCREEN }, /* SNAPSHOT */ + + { 0x1a, KEY_UP }, /* up */ + { 0x22, KEY_DOWN }, /* down */ + { 0x1d, KEY_LEFT }, /* left */ + { 0x1f, KEY_RIGHT }, /* right */ + { 0x1e, KEY_OK }, /* OK */ + + { 0x37, KEY_SELECT }, /* ACQUIRE IMAGE */ + { 0x38, KEY_EDIT }, /* EDIT IMAGE */ + + { 0x24, KEY_REWIND }, /* rewind (<<) */ + { 0x25, KEY_PLAY }, /* play ( >) */ + { 0x26, KEY_FORWARD }, /* forward (>>) */ + { 0x27, KEY_RECORD }, /* record ( o) */ + { 0x28, KEY_STOP }, /* stop ([]) */ + { 0x29, KEY_PAUSE }, /* pause ('') */ + + { 0x21, KEY_PREVIOUS }, /* prev */ + { 0x39, KEY_SWITCHVIDEOMODE }, /* F SCR */ + { 0x23, KEY_NEXT }, /* next */ + { 0x19, KEY_MENU }, /* MENU */ + { 0x3a, KEY_LANGUAGE }, /* AUDIO */ + + { 0x02, KEY_POWER }, /* POWER */ }; static struct rc_map_list medion_x10_map = { diff --git a/drivers/media/rc/keymaps/rc-snapstream-firefly.c b/drivers/media/rc/keymaps/rc-snapstream-firefly.c index ef146520931..c7f33ec719b 100644 --- a/drivers/media/rc/keymaps/rc-snapstream-firefly.c +++ b/drivers/media/rc/keymaps/rc-snapstream-firefly.c @@ -22,63 +22,63 @@ #include <media/rc-map.h> static struct rc_map_table snapstream_firefly[] = { - { 0xf12c, KEY_ZOOM }, /* Maximize */ - { 0xc702, KEY_CLOSE }, - - { 0xd20d, KEY_1 }, - { 0xd30e, KEY_2 }, - { 0xd40f, KEY_3 }, - { 0xd510, KEY_4 }, - { 0xd611, KEY_5 }, - { 0xd712, KEY_6 }, - { 0xd813, KEY_7 }, - { 0xd914, KEY_8 }, - { 0xda15, KEY_9 }, - { 0xdc17, KEY_0 }, - { 0xdb16, KEY_BACK }, - { 0xdd18, KEY_KPENTER }, /* ent */ - - { 0xce09, KEY_VOLUMEUP }, - { 0xcd08, KEY_VOLUMEDOWN }, - { 0xcf0a, KEY_MUTE }, - { 0xd00b, KEY_CHANNELUP }, - { 0xd10c, KEY_CHANNELDOWN }, - { 0xc500, KEY_VENDOR }, /* firefly */ - - { 0xf32e, KEY_INFO }, - { 0xf42f, KEY_OPTION }, - - { 0xe21d, KEY_LEFT }, - { 0xe41f, KEY_RIGHT }, - { 0xe722, KEY_DOWN }, - { 0xdf1a, KEY_UP }, - { 0xe31e, KEY_OK }, - - { 0xe11c, KEY_MENU }, - { 0xe520, KEY_EXIT }, - - { 0xec27, KEY_RECORD }, - { 0xea25, KEY_PLAY }, - { 0xed28, KEY_STOP }, - { 0xe924, KEY_REWIND }, - { 0xeb26, KEY_FORWARD }, - { 0xee29, KEY_PAUSE }, - { 0xf02b, KEY_PREVIOUS }, - { 0xef2a, KEY_NEXT }, - - { 0xcb06, KEY_AUDIO }, /* Music */ - { 0xca05, KEY_IMAGES }, /* Photos */ - { 0xc904, KEY_DVD }, - { 0xc803, KEY_TV }, - { 0xcc07, KEY_VIDEO }, - - { 0xc601, KEY_HELP }, - { 0xf22d, KEY_MODE }, /* Mouse */ - - { 0xde19, KEY_A }, - { 0xe01b, KEY_B }, - { 0xe621, KEY_C }, - { 0xe823, KEY_D }, + { 0x2c, KEY_ZOOM }, /* Maximize */ + { 0x02, KEY_CLOSE }, + + { 0x0d, KEY_1 }, + { 0x0e, KEY_2 }, + { 0x0f, KEY_3 }, + { 0x10, KEY_4 }, + { 0x11, KEY_5 }, + { 0x12, KEY_6 }, + { 0x13, KEY_7 }, + { 0x14, KEY_8 }, + { 0x15, KEY_9 }, + { 0x17, KEY_0 }, + { 0x16, KEY_BACK }, + { 0x18, KEY_KPENTER }, /* ent */ + + { 0x09, KEY_VOLUMEUP }, + { 0x08, KEY_VOLUMEDOWN }, + { 0x0a, KEY_MUTE }, + { 0x0b, KEY_CHANNELUP }, + { 0x0c, KEY_CHANNELDOWN }, + { 0x00, KEY_VENDOR }, /* firefly */ + + { 0x2e, KEY_INFO }, + { 0x2f, KEY_OPTION }, + + { 0x1d, KEY_LEFT }, + { 0x1f, KEY_RIGHT }, + { 0x22, KEY_DOWN }, + { 0x1a, KEY_UP }, + { 0x1e, KEY_OK }, + + { 0x1c, KEY_MENU }, + { 0x20, KEY_EXIT }, + + { 0x27, KEY_RECORD }, + { 0x25, KEY_PLAY }, + { 0x28, KEY_STOP }, + { 0x24, KEY_REWIND }, + { 0x26, KEY_FORWARD }, + { 0x29, KEY_PAUSE }, + { 0x2b, KEY_PREVIOUS }, + { 0x2a, KEY_NEXT }, + + { 0x06, KEY_AUDIO }, /* Music */ + { 0x05, KEY_IMAGES }, /* Photos */ + { 0x04, KEY_DVD }, + { 0x03, KEY_TV }, + { 0x07, KEY_VIDEO }, + + { 0x01, KEY_HELP }, + { 0x2d, KEY_MODE }, /* Mouse */ + + { 0x19, KEY_A }, + { 0x1b, KEY_B }, + { 0x21, KEY_C }, + { 0x23, KEY_D }, }; static struct rc_map_list snapstream_firefly_map = { diff --git a/drivers/media/video/au0828/au0828-cards.c b/drivers/media/video/au0828/au0828-cards.c index 39fc923fc46..1c6015a04f9 100644 --- a/drivers/media/video/au0828/au0828-cards.c +++ b/drivers/media/video/au0828/au0828-cards.c @@ -162,11 +162,14 @@ static void hauppauge_eeprom(struct au0828_dev *dev, u8 *eeprom_data) switch (tv.model) { case 72000: /* WinTV-HVR950q (Retail, IR, ATSC/QAM */ case 72001: /* WinTV-HVR950q (Retail, IR, ATSC/QAM and analog video */ + case 72101: /* WinTV-HVR950q (Retail, IR, ATSC/QAM and analog video */ + case 72201: /* WinTV-HVR950q (OEM, IR, ATSC/QAM and analog video */ case 72211: /* WinTV-HVR950q (OEM, IR, ATSC/QAM and analog video */ case 72221: /* WinTV-HVR950q (OEM, IR, ATSC/QAM and analog video */ case 72231: /* WinTV-HVR950q (OEM, IR, ATSC/QAM and analog video */ case 72241: /* WinTV-HVR950q (OEM, No IR, ATSC/QAM and analog video */ case 72251: /* WinTV-HVR950q (Retail, IR, ATSC/QAM and analog video */ + case 72261: /* WinTV-HVR950q (OEM, IR, ATSC/QAM and analog video */ case 72301: /* WinTV-HVR850 (Retail, IR, ATSC and analog video */ case 72500: /* WinTV-HVR950q (OEM, No IR, ATSC/QAM */ break; @@ -324,6 +327,10 @@ struct usb_device_id au0828_usb_id_table[] = { .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q_MXL }, { USB_DEVICE(0x2040, 0x8200), .driver_info = AU0828_BOARD_HAUPPAUGE_WOODBURY }, + { USB_DEVICE(0x2040, 0x7260), + .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q }, + { USB_DEVICE(0x2040, 0x7213), + .driver_info = AU0828_BOARD_HAUPPAUGE_HVR950Q }, { }, }; diff --git a/drivers/media/video/gspca/gspca.c b/drivers/media/video/gspca/gspca.c index 881e04c7ffe..2ca10dfec91 100644 --- a/drivers/media/video/gspca/gspca.c +++ b/drivers/media/video/gspca/gspca.c @@ -838,13 +838,13 @@ static int gspca_init_transfer(struct gspca_dev *gspca_dev) gspca_dev->usb_err = 0; /* do the specific subdriver stuff before endpoint selection */ - gspca_dev->alt = 0; + intf = usb_ifnum_to_if(gspca_dev->dev, gspca_dev->iface); + gspca_dev->alt = gspca_dev->cam.bulk ? intf->num_altsetting : 0; if (gspca_dev->sd_desc->isoc_init) { ret = gspca_dev->sd_desc->isoc_init(gspca_dev); if (ret < 0) goto unlock; } - intf = usb_ifnum_to_if(gspca_dev->dev, gspca_dev->iface); xfer = gspca_dev->cam.bulk ? USB_ENDPOINT_XFER_BULK : USB_ENDPOINT_XFER_ISOC; @@ -957,7 +957,7 @@ retry: ret = -EIO; goto out; } - alt = ep_tb[--alt_idx].alt; + gspca_dev->alt = ep_tb[--alt_idx].alt; } } out: diff --git a/drivers/media/video/m5mols/m5mols.h b/drivers/media/video/m5mols/m5mols.h index 89d09a8914f..82c8817bd32 100644 --- a/drivers/media/video/m5mols/m5mols.h +++ b/drivers/media/video/m5mols/m5mols.h @@ -162,7 +162,6 @@ struct m5mols_version { * @pad: media pad * @ffmt: current fmt according to resolution type * @res_type: current resolution type - * @code: current code * @irq_waitq: waitqueue for the capture * @work_irq: workqueue for the IRQ * @flags: state variable for the interrupt handler @@ -192,7 +191,6 @@ struct m5mols_info { struct media_pad pad; struct v4l2_mbus_framefmt ffmt[M5MOLS_RESTYPE_MAX]; int res_type; - enum v4l2_mbus_pixelcode code; wait_queue_head_t irq_waitq; struct work_struct work_irq; unsigned long flags; diff --git a/drivers/media/video/m5mols/m5mols_core.c b/drivers/media/video/m5mols/m5mols_core.c index 05ab3700647..e0f09e53180 100644 --- a/drivers/media/video/m5mols/m5mols_core.c +++ b/drivers/media/video/m5mols/m5mols_core.c @@ -334,7 +334,7 @@ int m5mols_mode(struct m5mols_info *info, u8 mode) int ret = -EINVAL; u8 reg; - if (mode < REG_PARAMETER && mode > REG_CAPTURE) + if (mode < REG_PARAMETER || mode > REG_CAPTURE) return ret; ret = m5mols_read_u8(sd, SYSTEM_SYSMODE, ®); @@ -511,9 +511,6 @@ static int m5mols_get_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh, struct m5mols_info *info = to_m5mols(sd); struct v4l2_mbus_framefmt *format; - if (fmt->pad != 0) - return -EINVAL; - format = __find_format(info, fh, fmt->which, info->res_type); if (!format) return -EINVAL; @@ -532,9 +529,6 @@ static int m5mols_set_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh, u32 resolution = 0; int ret; - if (fmt->pad != 0) - return -EINVAL; - ret = __find_resolution(sd, format, &type, &resolution); if (ret < 0) return ret; @@ -543,13 +537,14 @@ static int m5mols_set_fmt(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh, if (!sfmt) return 0; - *sfmt = m5mols_default_ffmt[type]; - sfmt->width = format->width; - sfmt->height = format->height; + + format->code = m5mols_default_ffmt[type].code; + format->colorspace = V4L2_COLORSPACE_JPEG; + format->field = V4L2_FIELD_NONE; if (fmt->which == V4L2_SUBDEV_FORMAT_ACTIVE) { + *sfmt = *format; info->resolution = resolution; - info->code = format->code; info->res_type = type; } @@ -626,13 +621,14 @@ static int m5mols_start_monitor(struct m5mols_info *info) static int m5mols_s_stream(struct v4l2_subdev *sd, int enable) { struct m5mols_info *info = to_m5mols(sd); + u32 code = info->ffmt[info->res_type].code; if (enable) { int ret = -EINVAL; - if (is_code(info->code, M5MOLS_RESTYPE_MONITOR)) + if (is_code(code, M5MOLS_RESTYPE_MONITOR)) ret = m5mols_start_monitor(info); - if (is_code(info->code, M5MOLS_RESTYPE_CAPTURE)) + if (is_code(code, M5MOLS_RESTYPE_CAPTURE)) ret = m5mols_start_capture(info); return ret; diff --git a/drivers/media/video/mt9m111.c b/drivers/media/video/mt9m111.c index cf2c0fb95f2..398f96ffd35 100644 --- a/drivers/media/video/mt9m111.c +++ b/drivers/media/video/mt9m111.c @@ -955,6 +955,7 @@ static int mt9m111_probe(struct i2c_client *client, mt9m111->rect.height = MT9M111_MAX_HEIGHT; mt9m111->fmt = &mt9m111_colour_fmts[0]; mt9m111->lastpage = -1; + mutex_init(&mt9m111->power_lock); ret = mt9m111_video_probe(client); if (ret) { diff --git a/drivers/media/video/mt9t112.c b/drivers/media/video/mt9t112.c index 32114a3c0ca..7b34b11daf2 100644 --- a/drivers/media/video/mt9t112.c +++ b/drivers/media/video/mt9t112.c @@ -1083,8 +1083,10 @@ static int mt9t112_probe(struct i2c_client *client, v4l2_i2c_subdev_init(&priv->subdev, client, &mt9t112_subdev_ops); ret = mt9t112_camera_probe(client); - if (ret) + if (ret) { kfree(priv); + return ret; + } /* Cannot fail: using the default supported pixel code */ mt9t112_set_params(priv, &rect, V4L2_MBUS_FMT_UYVY8_2X8); diff --git a/drivers/media/video/omap/omap_vout.c b/drivers/media/video/omap/omap_vout.c index 9c5c19f142d..ee0d0b39cd1 100644 --- a/drivers/media/video/omap/omap_vout.c +++ b/drivers/media/video/omap/omap_vout.c @@ -38,6 +38,7 @@ #include <linux/irq.h> #include <linux/videodev2.h> #include <linux/dma-mapping.h> +#include <linux/slab.h> #include <media/videobuf-dma-contig.h> #include <media/v4l2-device.h> @@ -2169,6 +2170,14 @@ static int __init omap_vout_probe(struct platform_device *pdev) vid_dev->num_displays = 0; for_each_dss_dev(dssdev) { omap_dss_get_device(dssdev); + + if (!dssdev->driver) { + dev_warn(&pdev->dev, "no driver for display: %s\n", + dssdev->name); + omap_dss_put_device(dssdev); + continue; + } + vid_dev->displays[vid_dev->num_displays++] = dssdev; } diff --git a/drivers/media/video/omap1_camera.c b/drivers/media/video/omap1_camera.c index e87ae2f634b..6a6cf388bae 100644 --- a/drivers/media/video/omap1_camera.c +++ b/drivers/media/video/omap1_camera.c @@ -24,6 +24,7 @@ #include <linux/clk.h> #include <linux/dma-mapping.h> #include <linux/interrupt.h> +#include <linux/module.h> #include <linux/platform_device.h> #include <linux/slab.h> diff --git a/drivers/media/video/omap24xxcam-dma.c b/drivers/media/video/omap24xxcam-dma.c index 1d54b86c936..3ea38a8def8 100644 --- a/drivers/media/video/omap24xxcam-dma.c +++ b/drivers/media/video/omap24xxcam-dma.c @@ -506,7 +506,7 @@ int omap24xxcam_sgdma_queue(struct omap24xxcam_sgdma *sgdma, unsigned long flags; struct sgdma_state *sg_state; - if ((sglen < 0) || ((sglen > 0) & !sglist)) + if ((sglen < 0) || ((sglen > 0) && !sglist)) return -EINVAL; spin_lock_irqsave(&sgdma->lock, flags); diff --git a/drivers/media/video/omap3isp/ispccdc.c b/drivers/media/video/omap3isp/ispccdc.c index b0b0fa5a357..54a4a3f22e2 100644 --- a/drivers/media/video/omap3isp/ispccdc.c +++ b/drivers/media/video/omap3isp/ispccdc.c @@ -1408,7 +1408,7 @@ static void ccdc_hs_vs_isr(struct isp_ccdc_device *ccdc) { struct isp_pipeline *pipe = to_isp_pipeline(&ccdc->video_out.video.entity); - struct video_device *vdev = &ccdc->subdev.devnode; + struct video_device *vdev = ccdc->subdev.devnode; struct v4l2_event event; memset(&event, 0, sizeof(event)); diff --git a/drivers/media/video/omap3isp/ispstat.c b/drivers/media/video/omap3isp/ispstat.c index 68d539456c5..bc0b2c7349b 100644 --- a/drivers/media/video/omap3isp/ispstat.c +++ b/drivers/media/video/omap3isp/ispstat.c @@ -496,7 +496,7 @@ static int isp_stat_bufs_alloc(struct ispstat *stat, u32 size) static void isp_stat_queue_event(struct ispstat *stat, int err) { - struct video_device *vdev = &stat->subdev.devnode; + struct video_device *vdev = stat->subdev.devnode; struct v4l2_event event; struct omap3isp_stat_event_status *status = (void *)event.u.data; diff --git a/drivers/media/video/omap3isp/ispvideo.c b/drivers/media/video/omap3isp/ispvideo.c index d1000723c5a..f2290578448 100644 --- a/drivers/media/video/omap3isp/ispvideo.c +++ b/drivers/media/video/omap3isp/ispvideo.c @@ -26,6 +26,7 @@ #include <asm/cacheflush.h> #include <linux/clk.h> #include <linux/mm.h> +#include <linux/module.h> #include <linux/pagemap.h> #include <linux/scatterlist.h> #include <linux/sched.h> diff --git a/drivers/media/video/ov6650.c b/drivers/media/video/ov6650.c index 9f2d26b1d4c..6806345ec2f 100644 --- a/drivers/media/video/ov6650.c +++ b/drivers/media/video/ov6650.c @@ -540,7 +540,7 @@ static u8 to_clkrc(struct v4l2_fract *timeperframe, static int ov6650_s_fmt(struct v4l2_subdev *sd, struct v4l2_mbus_framefmt *mf) { struct i2c_client *client = v4l2_get_subdevdata(sd); - struct soc_camera_device *icd = (struct soc_camera_device *)sd->grp_id; + struct soc_camera_device *icd = v4l2_get_subdev_hostdata(sd); struct soc_camera_sense *sense = icd->sense; struct ov6650 *priv = to_ov6650(client); bool half_scale = !is_unscaled_ok(mf->width, mf->height, &priv->rect); diff --git a/drivers/media/video/s5p-fimc/fimc-capture.c b/drivers/media/video/s5p-fimc/fimc-capture.c index c8d91b0cd9b..2cc3b916672 100644 --- a/drivers/media/video/s5p-fimc/fimc-capture.c +++ b/drivers/media/video/s5p-fimc/fimc-capture.c @@ -98,6 +98,10 @@ static int fimc_capture_state_cleanup(struct fimc_dev *fimc, bool suspend) vb2_buffer_done(&buf->vb, VB2_BUF_STATE_ERROR); } set_bit(ST_CAPT_SUSPENDED, &fimc->state); + + fimc_hw_reset(fimc); + cap->buf_index = 0; + spin_unlock_irqrestore(&fimc->slock, flags); if (streaming) @@ -137,7 +141,7 @@ int fimc_capture_config_update(struct fimc_ctx *ctx) struct fimc_dev *fimc = ctx->fimc_dev; int ret; - if (test_bit(ST_CAPT_APPLY_CFG, &fimc->state)) + if (!test_bit(ST_CAPT_APPLY_CFG, &fimc->state)) return 0; spin_lock(&ctx->slock); @@ -150,7 +154,7 @@ int fimc_capture_config_update(struct fimc_ctx *ctx) fimc_hw_set_rotation(ctx); fimc_prepare_dma_offset(ctx, &ctx->d_frame); fimc_hw_set_out_dma(ctx); - set_bit(ST_CAPT_APPLY_CFG, &fimc->state); + clear_bit(ST_CAPT_APPLY_CFG, &fimc->state); } spin_unlock(&ctx->slock); return ret; @@ -164,7 +168,6 @@ static int start_streaming(struct vb2_queue *q, unsigned int count) int min_bufs; int ret; - fimc_hw_reset(fimc); vid_cap->frame_count = 0; ret = fimc_init_capture(fimc); @@ -523,7 +526,7 @@ static struct fimc_fmt *fimc_capture_try_format(struct fimc_ctx *ctx, max_w = rotation ? pl->out_rot_en_w : pl->out_rot_dis_w; min_w = ctx->state & FIMC_DST_CROP ? dst->width : var->min_out_pixsize; min_h = ctx->state & FIMC_DST_CROP ? dst->height : var->min_out_pixsize; - if (fimc->id == 1 && var->pix_hoff) + if (var->min_vsize_align == 1 && !rotation) align_h = fimc_fmt_is_rgb(ffmt->color) ? 0 : 1; depth = fimc_get_format_depth(ffmt); @@ -1239,6 +1242,7 @@ static int fimc_subdev_set_fmt(struct v4l2_subdev *sd, mutex_lock(&fimc->lock); set_frame_bounds(ff, mf->width, mf->height); + fimc->vid_cap.mf = *mf; ff->fmt = ffmt; /* Reset the crop rectangle if required. */ @@ -1375,7 +1379,7 @@ static void fimc_destroy_capture_subdev(struct fimc_dev *fimc) media_entity_cleanup(&sd->entity); v4l2_device_unregister_subdev(sd); kfree(sd); - sd = NULL; + fimc->vid_cap.subdev = NULL; } /* Set default format at the sensor and host interface */ diff --git a/drivers/media/video/s5p-fimc/fimc-core.c b/drivers/media/video/s5p-fimc/fimc-core.c index 19ca6db38b2..07c6254faee 100644 --- a/drivers/media/video/s5p-fimc/fimc-core.c +++ b/drivers/media/video/s5p-fimc/fimc-core.c @@ -37,7 +37,7 @@ static char *fimc_clocks[MAX_FIMC_CLOCKS] = { static struct fimc_fmt fimc_formats[] = { { .name = "RGB565", - .fourcc = V4L2_PIX_FMT_RGB565X, + .fourcc = V4L2_PIX_FMT_RGB565, .depth = { 16 }, .color = S5P_FIMC_RGB565, .memplanes = 1, @@ -1038,12 +1038,11 @@ static int fimc_try_fmt_mplane(struct fimc_ctx *ctx, struct v4l2_format *f) mod_x = 6; /* 64 x 32 pixels tile */ mod_y = 5; } else { - if (fimc->id == 1 && variant->pix_hoff) + if (variant->min_vsize_align == 1) mod_y = fimc_fmt_is_rgb(fmt->color) ? 0 : 1; else - mod_y = mod_x; + mod_y = ffs(variant->min_vsize_align) - 1; } - dbg("mod_x: %d, mod_y: %d, max_w: %d", mod_x, mod_y, max_w); v4l_bound_align_image(&pix->width, 16, max_w, mod_x, &pix->height, 8, variant->pix_limit->scaler_dis_w, mod_y, 0); @@ -1226,10 +1225,10 @@ static int fimc_m2m_try_crop(struct fimc_ctx *ctx, struct v4l2_crop *cr) fimc->variant->min_inp_pixsize : fimc->variant->min_out_pixsize; /* Get pixel alignment constraints. */ - if (fimc->id == 1 && fimc->variant->pix_hoff) + if (fimc->variant->min_vsize_align == 1) halign = fimc_fmt_is_rgb(f->fmt->color) ? 0 : 1; else - halign = ffs(min_size) - 1; + halign = ffs(fimc->variant->min_vsize_align) - 1; for (i = 0; i < f->fmt->colplanes; i++) depth += f->fmt->depth[i]; @@ -1615,7 +1614,6 @@ static int fimc_probe(struct platform_device *pdev) pdata = pdev->dev.platform_data; fimc->pdata = pdata; - set_bit(ST_LPM, &fimc->state); init_waitqueue_head(&fimc->irq_queue); spin_lock_init(&fimc->slock); @@ -1707,8 +1705,6 @@ static int fimc_runtime_resume(struct device *dev) /* Enable clocks and perform basic initalization */ clk_enable(fimc->clock[CLK_GATE]); fimc_hw_reset(fimc); - if (fimc->variant->out_buf_count > 4) - fimc_hw_set_dma_seq(fimc, 0xF); /* Resume the capture or mem-to-mem device */ if (fimc_capture_busy(fimc)) @@ -1750,8 +1746,6 @@ static int fimc_resume(struct device *dev) return 0; } fimc_hw_reset(fimc); - if (fimc->variant->out_buf_count > 4) - fimc_hw_set_dma_seq(fimc, 0xF); spin_unlock_irqrestore(&fimc->slock, flags); if (fimc_capture_busy(fimc)) @@ -1780,7 +1774,6 @@ static int __devexit fimc_remove(struct platform_device *pdev) struct fimc_dev *fimc = platform_get_drvdata(pdev); pm_runtime_disable(&pdev->dev); - fimc_runtime_suspend(&pdev->dev); pm_runtime_set_suspended(&pdev->dev); vb2_dma_contig_cleanup_ctx(fimc->alloc_ctx); @@ -1840,6 +1833,7 @@ static struct samsung_fimc_variant fimc0_variant_s5p = { .min_inp_pixsize = 16, .min_out_pixsize = 16, .hor_offs_align = 8, + .min_vsize_align = 16, .out_buf_count = 4, .pix_limit = &s5p_pix_limit[0], }; @@ -1849,6 +1843,7 @@ static struct samsung_fimc_variant fimc2_variant_s5p = { .min_inp_pixsize = 16, .min_out_pixsize = 16, .hor_offs_align = 8, + .min_vsize_align = 16, .out_buf_count = 4, .pix_limit = &s5p_pix_limit[1], }; @@ -1861,6 +1856,7 @@ static struct samsung_fimc_variant fimc0_variant_s5pv210 = { .min_inp_pixsize = 16, .min_out_pixsize = 16, .hor_offs_align = 8, + .min_vsize_align = 16, .out_buf_count = 4, .pix_limit = &s5p_pix_limit[1], }; @@ -1874,6 +1870,7 @@ static struct samsung_fimc_variant fimc1_variant_s5pv210 = { .min_inp_pixsize = 16, .min_out_pixsize = 16, .hor_offs_align = 1, + .min_vsize_align = 1, .out_buf_count = 4, .pix_limit = &s5p_pix_limit[2], }; @@ -1884,6 +1881,7 @@ static struct samsung_fimc_variant fimc2_variant_s5pv210 = { .min_inp_pixsize = 16, .min_out_pixsize = 16, .hor_offs_align = 8, + .min_vsize_align = 16, .out_buf_count = 4, .pix_limit = &s5p_pix_limit[2], }; @@ -1898,6 +1896,7 @@ static struct samsung_fimc_variant fimc0_variant_exynos4 = { .min_inp_pixsize = 16, .min_out_pixsize = 16, .hor_offs_align = 2, + .min_vsize_align = 1, .out_buf_count = 32, .pix_limit = &s5p_pix_limit[1], }; @@ -1910,6 +1909,7 @@ static struct samsung_fimc_variant fimc3_variant_exynos4 = { .min_inp_pixsize = 16, .min_out_pixsize = 16, .hor_offs_align = 2, + .min_vsize_align = 1, .out_buf_count = 32, .pix_limit = &s5p_pix_limit[3], }; diff --git a/drivers/media/video/s5p-fimc/fimc-core.h b/drivers/media/video/s5p-fimc/fimc-core.h index a6936dad5b1..c7f01c47b20 100644 --- a/drivers/media/video/s5p-fimc/fimc-core.h +++ b/drivers/media/video/s5p-fimc/fimc-core.h @@ -377,6 +377,7 @@ struct fimc_pix_limit { * @min_inp_pixsize: minimum input pixel size * @min_out_pixsize: minimum output pixel size * @hor_offs_align: horizontal pixel offset aligment + * @min_vsize_align: minimum vertical pixel size alignment * @out_buf_count: the number of buffers in output DMA sequence */ struct samsung_fimc_variant { @@ -390,6 +391,7 @@ struct samsung_fimc_variant { u16 min_inp_pixsize; u16 min_out_pixsize; u16 hor_offs_align; + u16 min_vsize_align; u16 out_buf_count; }; diff --git a/drivers/media/video/s5p-fimc/fimc-mdevice.c b/drivers/media/video/s5p-fimc/fimc-mdevice.c index cc337b1de91..615c862f036 100644 --- a/drivers/media/video/s5p-fimc/fimc-mdevice.c +++ b/drivers/media/video/s5p-fimc/fimc-mdevice.c @@ -220,6 +220,7 @@ static struct v4l2_subdev *fimc_md_register_sensor(struct fimc_md *fmd, sd = v4l2_i2c_new_subdev_board(&fmd->v4l2_dev, adapter, s_info->pdata->board_info, NULL); if (IS_ERR_OR_NULL(sd)) { + i2c_put_adapter(adapter); v4l2_err(&fmd->v4l2_dev, "Failed to acquire subdev\n"); return NULL; } @@ -234,12 +235,15 @@ static struct v4l2_subdev *fimc_md_register_sensor(struct fimc_md *fmd, static void fimc_md_unregister_sensor(struct v4l2_subdev *sd) { struct i2c_client *client = v4l2_get_subdevdata(sd); + struct i2c_adapter *adapter; if (!client) return; v4l2_device_unregister_subdev(sd); + adapter = client->adapter; i2c_unregister_device(client); - i2c_put_adapter(client->adapter); + if (adapter) + i2c_put_adapter(adapter); } static int fimc_md_register_sensor_entities(struct fimc_md *fmd) @@ -381,20 +385,28 @@ static void fimc_md_unregister_entities(struct fimc_md *fmd) static int fimc_md_register_video_nodes(struct fimc_md *fmd) { + struct video_device *vdev; int i, ret = 0; for (i = 0; i < FIMC_MAX_DEVS && !ret; i++) { if (!fmd->fimc[i]) continue; - if (fmd->fimc[i]->m2m.vfd) - ret = video_register_device(fmd->fimc[i]->m2m.vfd, - VFL_TYPE_GRABBER, -1); - if (ret) - break; - if (fmd->fimc[i]->vid_cap.vfd) - ret = video_register_device(fmd->fimc[i]->vid_cap.vfd, - VFL_TYPE_GRABBER, -1); + vdev = fmd->fimc[i]->m2m.vfd; + if (vdev) { + ret = video_register_device(vdev, VFL_TYPE_GRABBER, -1); + if (ret) + break; + v4l2_info(&fmd->v4l2_dev, "Registered %s as /dev/%s\n", + vdev->name, video_device_node_name(vdev)); + } + + vdev = fmd->fimc[i]->vid_cap.vfd; + if (vdev == NULL) + continue; + ret = video_register_device(vdev, VFL_TYPE_GRABBER, -1); + v4l2_info(&fmd->v4l2_dev, "Registered %s as /dev/%s\n", + vdev->name, video_device_node_name(vdev)); } return ret; @@ -502,7 +514,7 @@ static int fimc_md_create_links(struct fimc_md *fmd) if (WARN(csis == NULL, "MIPI-CSI interface specified " "but s5p-csis module is not loaded!\n")) - continue; + return -EINVAL; ret = media_entity_create_link(&sensor->entity, 0, &csis->entity, CSIS_PAD_SINK, @@ -742,9 +754,6 @@ static int __devinit fimc_md_probe(struct platform_device *pdev) struct fimc_md *fmd; int ret; - if (WARN(!pdev->dev.platform_data, "Platform data not specified!\n")) - return -EINVAL; - fmd = kzalloc(sizeof(struct fimc_md), GFP_KERNEL); if (!fmd) return -ENOMEM; @@ -782,9 +791,11 @@ static int __devinit fimc_md_probe(struct platform_device *pdev) if (ret) goto err3; - ret = fimc_md_register_sensor_entities(fmd); - if (ret) - goto err3; + if (pdev->dev.platform_data) { + ret = fimc_md_register_sensor_entities(fmd); + if (ret) + goto err3; + } ret = fimc_md_create_links(fmd); if (ret) goto err3; diff --git a/drivers/media/video/s5p-fimc/fimc-reg.c b/drivers/media/video/s5p-fimc/fimc-reg.c index 20e664e3416..44f5c2d1920 100644 --- a/drivers/media/video/s5p-fimc/fimc-reg.c +++ b/drivers/media/video/s5p-fimc/fimc-reg.c @@ -35,6 +35,9 @@ void fimc_hw_reset(struct fimc_dev *dev) cfg = readl(dev->regs + S5P_CIGCTRL); cfg &= ~S5P_CIGCTRL_SWRST; writel(cfg, dev->regs + S5P_CIGCTRL); + + if (dev->variant->out_buf_count > 4) + fimc_hw_set_dma_seq(dev, 0xF); } static u32 fimc_hw_get_in_flip(struct fimc_ctx *ctx) @@ -251,7 +254,14 @@ static void fimc_hw_set_scaler(struct fimc_ctx *ctx) struct fimc_scaler *sc = &ctx->scaler; struct fimc_frame *src_frame = &ctx->s_frame; struct fimc_frame *dst_frame = &ctx->d_frame; - u32 cfg = 0; + + u32 cfg = readl(dev->regs + S5P_CISCCTRL); + + cfg &= ~(S5P_CISCCTRL_CSCR2Y_WIDE | S5P_CISCCTRL_CSCY2R_WIDE | + S5P_CISCCTRL_SCALEUP_H | S5P_CISCCTRL_SCALEUP_V | + S5P_CISCCTRL_SCALERBYPASS | S5P_CISCCTRL_ONE2ONE | + S5P_CISCCTRL_INRGB_FMT_MASK | S5P_CISCCTRL_OUTRGB_FMT_MASK | + S5P_CISCCTRL_INTERLACE | S5P_CISCCTRL_RGB_EXT); if (!(ctx->flags & FIMC_COLOR_RANGE_NARROW)) cfg |= (S5P_CISCCTRL_CSCR2Y_WIDE | S5P_CISCCTRL_CSCY2R_WIDE); @@ -308,9 +318,9 @@ void fimc_hw_set_mainscaler(struct fimc_ctx *ctx) fimc_hw_set_scaler(ctx); cfg = readl(dev->regs + S5P_CISCCTRL); + cfg &= ~(S5P_CISCCTRL_MHRATIO_MASK | S5P_CISCCTRL_MVRATIO_MASK); if (variant->has_mainscaler_ext) { - cfg &= ~(S5P_CISCCTRL_MHRATIO_MASK | S5P_CISCCTRL_MVRATIO_MASK); cfg |= S5P_CISCCTRL_MHRATIO_EXT(sc->main_hratio); cfg |= S5P_CISCCTRL_MVRATIO_EXT(sc->main_vratio); writel(cfg, dev->regs + S5P_CISCCTRL); @@ -323,7 +333,6 @@ void fimc_hw_set_mainscaler(struct fimc_ctx *ctx) cfg |= S5P_CIEXTEN_MVRATIO_EXT(sc->main_vratio); writel(cfg, dev->regs + S5P_CIEXTEN); } else { - cfg &= ~(S5P_CISCCTRL_MHRATIO_MASK | S5P_CISCCTRL_MVRATIO_MASK); cfg |= S5P_CISCCTRL_MHRATIO(sc->main_hratio); cfg |= S5P_CISCCTRL_MVRATIO(sc->main_vratio); writel(cfg, dev->regs + S5P_CISCCTRL); diff --git a/drivers/media/video/s5p-mfc/s5p_mfc_enc.c b/drivers/media/video/s5p-mfc/s5p_mfc_enc.c index 1e8cdb77d4b..dff9dc79879 100644 --- a/drivers/media/video/s5p-mfc/s5p_mfc_enc.c +++ b/drivers/media/video/s5p-mfc/s5p_mfc_enc.c @@ -61,7 +61,7 @@ static struct s5p_mfc_fmt formats[] = { .num_planes = 1, }, { - .name = "H264 Encoded Stream", + .name = "H263 Encoded Stream", .fourcc = V4L2_PIX_FMT_H263, .codec_mode = S5P_FIMV_CODEC_H263_ENC, .type = MFC_FMT_ENC, diff --git a/drivers/media/video/s5p-tv/mixer_video.c b/drivers/media/video/s5p-tv/mixer_video.c index e16d3a4bc1d..b47d0c06ecf 100644 --- a/drivers/media/video/s5p-tv/mixer_video.c +++ b/drivers/media/video/s5p-tv/mixer_video.c @@ -16,6 +16,7 @@ #include <media/v4l2-ioctl.h> #include <linux/videodev2.h> #include <linux/mm.h> +#include <linux/module.h> #include <linux/version.h> #include <linux/timer.h> #include <media/videobuf2-dma-contig.h> diff --git a/drivers/media/video/sh_mobile_ceu_camera.c b/drivers/media/video/sh_mobile_ceu_camera.c index f390682629c..c51decfcae1 100644 --- a/drivers/media/video/sh_mobile_ceu_camera.c +++ b/drivers/media/video/sh_mobile_ceu_camera.c @@ -566,8 +566,10 @@ static int sh_mobile_ceu_add_device(struct soc_camera_device *icd) ret = sh_mobile_ceu_soft_reset(pcdev); csi2_sd = find_csi2(pcdev); - if (csi2_sd) - csi2_sd->grp_id = (long)icd; + if (csi2_sd) { + csi2_sd->grp_id = soc_camera_grp_id(icd); + v4l2_set_subdev_hostdata(csi2_sd, icd); + } ret = v4l2_subdev_call(csi2_sd, core, s_power, 1); if (ret < 0 && ret != -ENOIOCTLCMD && ret != -ENODEV) { @@ -768,7 +770,7 @@ static struct v4l2_subdev *find_bus_subdev(struct sh_mobile_ceu_dev *pcdev, { if (pcdev->csi2_pdev) { struct v4l2_subdev *csi2_sd = find_csi2(pcdev); - if (csi2_sd && csi2_sd->grp_id == (u32)icd) + if (csi2_sd && csi2_sd->grp_id == soc_camera_grp_id(icd)) return csi2_sd; } @@ -1089,8 +1091,9 @@ static int sh_mobile_ceu_get_formats(struct soc_camera_device *icd, unsigned int /* Try 2560x1920, 1280x960, 640x480, 320x240 */ mf.width = 2560 >> shift; mf.height = 1920 >> shift; - ret = v4l2_device_call_until_err(sd->v4l2_dev, (long)icd, video, - s_mbus_fmt, &mf); + ret = v4l2_device_call_until_err(sd->v4l2_dev, + soc_camera_grp_id(icd), video, + s_mbus_fmt, &mf); if (ret < 0) return ret; shift++; @@ -1389,7 +1392,8 @@ static int client_s_fmt(struct soc_camera_device *icd, bool ceu_1to1; int ret; - ret = v4l2_device_call_until_err(sd->v4l2_dev, (long)icd, video, + ret = v4l2_device_call_until_err(sd->v4l2_dev, + soc_camera_grp_id(icd), video, s_mbus_fmt, mf); if (ret < 0) return ret; @@ -1426,8 +1430,9 @@ static int client_s_fmt(struct soc_camera_device *icd, tmp_h = min(2 * tmp_h, max_height); mf->width = tmp_w; mf->height = tmp_h; - ret = v4l2_device_call_until_err(sd->v4l2_dev, (long)icd, video, - s_mbus_fmt, mf); + ret = v4l2_device_call_until_err(sd->v4l2_dev, + soc_camera_grp_id(icd), video, + s_mbus_fmt, mf); dev_geo(dev, "Camera scaled to %ux%u\n", mf->width, mf->height); if (ret < 0) { @@ -1580,8 +1585,9 @@ static int sh_mobile_ceu_set_crop(struct soc_camera_device *icd, } if (interm_width < icd->user_width || interm_height < icd->user_height) { - ret = v4l2_device_call_until_err(sd->v4l2_dev, (int)icd, video, - s_mbus_fmt, &mf); + ret = v4l2_device_call_until_err(sd->v4l2_dev, + soc_camera_grp_id(icd), video, + s_mbus_fmt, &mf); if (ret < 0) return ret; @@ -1867,7 +1873,8 @@ static int sh_mobile_ceu_try_fmt(struct soc_camera_device *icd, mf.code = xlate->code; mf.colorspace = pix->colorspace; - ret = v4l2_device_call_until_err(sd->v4l2_dev, (long)icd, video, try_mbus_fmt, &mf); + ret = v4l2_device_call_until_err(sd->v4l2_dev, soc_camera_grp_id(icd), + video, try_mbus_fmt, &mf); if (ret < 0) return ret; @@ -1891,8 +1898,9 @@ static int sh_mobile_ceu_try_fmt(struct soc_camera_device *icd, */ mf.width = 2560; mf.height = 1920; - ret = v4l2_device_call_until_err(sd->v4l2_dev, (long)icd, video, - try_mbus_fmt, &mf); + ret = v4l2_device_call_until_err(sd->v4l2_dev, + soc_camera_grp_id(icd), video, + try_mbus_fmt, &mf); if (ret < 0) { /* Shouldn't actually happen... */ dev_err(icd->parent, diff --git a/drivers/media/video/sh_mobile_csi2.c b/drivers/media/video/sh_mobile_csi2.c index ea4f0473ed3..8a652b53ff7 100644 --- a/drivers/media/video/sh_mobile_csi2.c +++ b/drivers/media/video/sh_mobile_csi2.c @@ -143,7 +143,7 @@ static int sh_csi2_s_mbus_config(struct v4l2_subdev *sd, const struct v4l2_mbus_config *cfg) { struct sh_csi2 *priv = container_of(sd, struct sh_csi2, subdev); - struct soc_camera_device *icd = (struct soc_camera_device *)sd->grp_id; + struct soc_camera_device *icd = v4l2_get_subdev_hostdata(sd); struct v4l2_subdev *client_sd = soc_camera_to_subdev(icd); struct v4l2_mbus_config client_cfg = {.type = V4L2_MBUS_CSI2, .flags = priv->mipi_flags}; @@ -202,7 +202,7 @@ static void sh_csi2_hwinit(struct sh_csi2 *priv) static int sh_csi2_client_connect(struct sh_csi2 *priv) { struct sh_csi2_pdata *pdata = priv->pdev->dev.platform_data; - struct soc_camera_device *icd = (struct soc_camera_device *)priv->subdev.grp_id; + struct soc_camera_device *icd = v4l2_get_subdev_hostdata(&priv->subdev); struct v4l2_subdev *client_sd = soc_camera_to_subdev(icd); struct device *dev = v4l2_get_subdevdata(&priv->subdev); struct v4l2_mbus_config cfg; diff --git a/drivers/media/video/soc_camera.c b/drivers/media/video/soc_camera.c index b72580c3895..62e4312515c 100644 --- a/drivers/media/video/soc_camera.c +++ b/drivers/media/video/soc_camera.c @@ -1103,7 +1103,8 @@ static int soc_camera_probe(struct soc_camera_device *icd) } sd = soc_camera_to_subdev(icd); - sd->grp_id = (long)icd; + sd->grp_id = soc_camera_grp_id(icd); + v4l2_set_subdev_hostdata(sd, icd); if (v4l2_ctrl_add_handler(&icd->ctrl_handler, sd->ctrl_handler)) goto ectrl; diff --git a/drivers/mfd/ab5500-debugfs.c b/drivers/mfd/ab5500-debugfs.c index 43c0ebb8195..b7b2d3483fd 100644 --- a/drivers/mfd/ab5500-debugfs.c +++ b/drivers/mfd/ab5500-debugfs.c @@ -4,7 +4,7 @@ * Debugfs support for the AB5500 MFD driver */ -#include <linux/export.h> +#include <linux/module.h> #include <linux/debugfs.h> #include <linux/seq_file.h> #include <linux/mfd/ab5500/ab5500.h> diff --git a/drivers/mfd/ab8500-core.c b/drivers/mfd/ab8500-core.c index 1e9173804ed..d3d572b2317 100644 --- a/drivers/mfd/ab8500-core.c +++ b/drivers/mfd/ab8500-core.c @@ -620,6 +620,7 @@ static struct resource __devinitdata ab8500_fg_resources[] = { static struct resource __devinitdata ab8500_chargalg_resources[] = {}; +#ifdef CONFIG_DEBUG_FS static struct resource __devinitdata ab8500_debug_resources[] = { { .name = "IRQ_FIRST", @@ -634,6 +635,7 @@ static struct resource __devinitdata ab8500_debug_resources[] = { .flags = IORESOURCE_IRQ, }, }; +#endif static struct resource __devinitdata ab8500_usb_resources[] = { { diff --git a/drivers/mfd/adp5520.c b/drivers/mfd/adp5520.c index f1d88483112..8d816cce832 100644 --- a/drivers/mfd/adp5520.c +++ b/drivers/mfd/adp5520.c @@ -109,7 +109,7 @@ int adp5520_set_bits(struct device *dev, int reg, uint8_t bit_mask) ret = __adp5520_read(chip->client, reg, ®_val); - if (!ret && ((reg_val & bit_mask) == 0)) { + if (!ret && ((reg_val & bit_mask) != bit_mask)) { reg_val |= bit_mask; ret = __adp5520_write(chip->client, reg, reg_val); } diff --git a/drivers/mfd/da903x.c b/drivers/mfd/da903x.c index 1b79c37fd59..1924b857a0f 100644 --- a/drivers/mfd/da903x.c +++ b/drivers/mfd/da903x.c @@ -182,7 +182,7 @@ int da903x_set_bits(struct device *dev, int reg, uint8_t bit_mask) if (ret) goto out; - if ((reg_val & bit_mask) == 0) { + if ((reg_val & bit_mask) != bit_mask) { reg_val |= bit_mask; ret = __da903x_write(chip->client, reg, reg_val); } @@ -549,6 +549,7 @@ static int __devexit da903x_remove(struct i2c_client *client) struct da903x_chip *chip = i2c_get_clientdata(client); da903x_remove_subdevs(chip); + free_irq(client->irq, chip); kfree(chip); return 0; } diff --git a/drivers/mfd/jz4740-adc.c b/drivers/mfd/jz4740-adc.c index 1e9ee533eac..ef39528088f 100644 --- a/drivers/mfd/jz4740-adc.c +++ b/drivers/mfd/jz4740-adc.c @@ -16,6 +16,7 @@ */ #include <linux/err.h> +#include <linux/io.h> #include <linux/irq.h> #include <linux/interrupt.h> #include <linux/kernel.h> diff --git a/drivers/mfd/tps6586x.c b/drivers/mfd/tps6586x.c index bba26d96c24..a5ddf31b60c 100644 --- a/drivers/mfd/tps6586x.c +++ b/drivers/mfd/tps6586x.c @@ -197,7 +197,7 @@ int tps6586x_set_bits(struct device *dev, int reg, uint8_t bit_mask) if (ret) goto out; - if ((reg_val & bit_mask) == 0) { + if ((reg_val & bit_mask) != bit_mask) { reg_val |= bit_mask; ret = __tps6586x_write(to_i2c_client(dev), reg, reg_val); } diff --git a/drivers/mfd/tps65910.c b/drivers/mfd/tps65910.c index 6f5b8cf2f65..c1da84bc157 100644 --- a/drivers/mfd/tps65910.c +++ b/drivers/mfd/tps65910.c @@ -120,7 +120,7 @@ int tps65910_clear_bits(struct tps65910 *tps65910, u8 reg, u8 mask) goto out; } - data &= mask; + data &= ~mask; err = tps65910_i2c_write(tps65910, reg, 1, &data); if (err) dev_err(tps65910->dev, "write to reg %x failed\n", reg); diff --git a/drivers/mfd/twl-core.c b/drivers/mfd/twl-core.c index bfbd66021af..61e70cfaa77 100644 --- a/drivers/mfd/twl-core.c +++ b/drivers/mfd/twl-core.c @@ -363,13 +363,13 @@ int twl_i2c_write(u8 mod_no, u8 *value, u8 reg, unsigned num_bytes) pr_err("%s: invalid module number %d\n", DRIVER_NAME, mod_no); return -EPERM; } - sid = twl_map[mod_no].sid; - twl = &twl_modules[sid]; - if (unlikely(!inuse)) { - pr_err("%s: client %d is not initialized\n", DRIVER_NAME, sid); + pr_err("%s: not initialized\n", DRIVER_NAME); return -EPERM; } + sid = twl_map[mod_no].sid; + twl = &twl_modules[sid]; + mutex_lock(&twl->xfer_lock); /* * [MSG1]: fill the register address data @@ -420,13 +420,13 @@ int twl_i2c_read(u8 mod_no, u8 *value, u8 reg, unsigned num_bytes) pr_err("%s: invalid module number %d\n", DRIVER_NAME, mod_no); return -EPERM; } - sid = twl_map[mod_no].sid; - twl = &twl_modules[sid]; - if (unlikely(!inuse)) { - pr_err("%s: client %d is not initialized\n", DRIVER_NAME, sid); + pr_err("%s: not initialized\n", DRIVER_NAME); return -EPERM; } + sid = twl_map[mod_no].sid; + twl = &twl_modules[sid]; + mutex_lock(&twl->xfer_lock); /* [MSG1] fill the register address data */ msg = &twl->xfer_msg[0]; diff --git a/drivers/mfd/twl4030-irq.c b/drivers/mfd/twl4030-irq.c index f062c8cc6c3..29f11e0765f 100644 --- a/drivers/mfd/twl4030-irq.c +++ b/drivers/mfd/twl4030-irq.c @@ -432,6 +432,7 @@ struct sih_agent { u32 edge_change; struct mutex irq_lock; + char *irq_name; }; /*----------------------------------------------------------------------*/ @@ -589,7 +590,7 @@ static inline int sih_read_isr(const struct sih *sih) * Generic handler for SIH interrupts ... we "know" this is called * in task context, with IRQs enabled. */ -static void handle_twl4030_sih(unsigned irq, struct irq_desc *desc) +static irqreturn_t handle_twl4030_sih(int irq, void *data) { struct sih_agent *agent = irq_get_handler_data(irq); const struct sih *sih = agent->sih; @@ -602,7 +603,7 @@ static void handle_twl4030_sih(unsigned irq, struct irq_desc *desc) pr_err("twl4030: %s SIH, read ISR error %d\n", sih->name, isr); /* REVISIT: recover; eventually mask it all, etc */ - return; + return IRQ_HANDLED; } while (isr) { @@ -616,6 +617,7 @@ static void handle_twl4030_sih(unsigned irq, struct irq_desc *desc) pr_err("twl4030: %s SIH, invalid ISR bit %d\n", sih->name, irq); } + return IRQ_HANDLED; } static unsigned twl4030_irq_next; @@ -668,18 +670,19 @@ int twl4030_sih_setup(int module) activate_irq(irq); } - status = irq_base; twl4030_irq_next += i; /* replace generic PIH handler (handle_simple_irq) */ irq = sih_mod + twl4030_irq_base; irq_set_handler_data(irq, agent); - irq_set_chained_handler(irq, handle_twl4030_sih); + agent->irq_name = kasprintf(GFP_KERNEL, "twl4030_%s", sih->name); + status = request_threaded_irq(irq, NULL, handle_twl4030_sih, 0, + agent->irq_name ?: sih->name, NULL); pr_info("twl4030: %s (irq %d) chaining IRQs %d..%d\n", sih->name, irq, irq_base, twl4030_irq_next - 1); - return status; + return status < 0 ? status : irq_base; } /* FIXME need a call to reverse twl4030_sih_setup() ... */ @@ -733,8 +736,9 @@ int twl4030_init_irq(int irq_num, unsigned irq_base, unsigned irq_end) } /* install an irq handler to demultiplex the TWL4030 interrupt */ - status = request_threaded_irq(irq_num, NULL, handle_twl4030_pih, 0, - "TWL4030-PIH", NULL); + status = request_threaded_irq(irq_num, NULL, handle_twl4030_pih, + IRQF_ONESHOT, + "TWL4030-PIH", NULL); if (status < 0) { pr_err("twl4030: could not claim irq%d: %d\n", irq_num, status); goto fail_rqirq; diff --git a/drivers/mfd/wm8994-core.c b/drivers/mfd/wm8994-core.c index 5d6ba132837..61894fced8e 100644 --- a/drivers/mfd/wm8994-core.c +++ b/drivers/mfd/wm8994-core.c @@ -239,6 +239,7 @@ static int wm8994_suspend(struct device *dev) switch (wm8994->type) { case WM8958: + case WM1811: ret = wm8994_reg_read(wm8994, WM8958_MIC_DETECT_1); if (ret < 0) { dev_err(dev, "Failed to read power status: %d\n", ret); diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c index a1cb21f9530..1e0e27cbe98 100644 --- a/drivers/mmc/card/block.c +++ b/drivers/mmc/card/block.c @@ -1606,6 +1606,14 @@ static const struct mmc_fixup blk_fixups[] = MMC_QUIRK_BLK_NO_CMD23), MMC_FIXUP("MMC32G", 0x11, CID_OEMID_ANY, add_quirk_mmc, MMC_QUIRK_BLK_NO_CMD23), + + /* + * Some Micron MMC cards needs longer data read timeout than + * indicated in CSD. + */ + MMC_FIXUP(CID_NAME_ANY, 0x13, 0x200, add_quirk_mmc, + MMC_QUIRK_LONG_READ_TIME), + END_FIXUP }; diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c index 5278ffb20e7..950b97d7412 100644 --- a/drivers/mmc/core/core.c +++ b/drivers/mmc/core/core.c @@ -529,6 +529,18 @@ void mmc_set_data_timeout(struct mmc_data *data, const struct mmc_card *card) data->timeout_clks = 0; } } + + /* + * Some cards require longer data read timeout than indicated in CSD. + * Address this by setting the read timeout to a "reasonably high" + * value. For the cards tested, 300ms has proven enough. If necessary, + * this value can be increased if other problematic cards require this. + */ + if (mmc_card_long_read_time(card) && data->flags & MMC_DATA_READ) { + data->timeout_ns = 300000000; + data->timeout_clks = 0; + } + /* * Some cards need very high timeouts if driven in SPI mode. * The worst observed timeout was 900ms after writing a @@ -1213,6 +1225,46 @@ void mmc_set_driver_type(struct mmc_host *host, unsigned int drv_type) mmc_host_clk_release(host); } +static void mmc_poweroff_notify(struct mmc_host *host) +{ + struct mmc_card *card; + unsigned int timeout; + unsigned int notify_type = EXT_CSD_NO_POWER_NOTIFICATION; + int err = 0; + + card = host->card; + + /* + * Send power notify command only if card + * is mmc and notify state is powered ON + */ + if (card && mmc_card_mmc(card) && + (card->poweroff_notify_state == MMC_POWERED_ON)) { + + if (host->power_notify_type == MMC_HOST_PW_NOTIFY_SHORT) { + notify_type = EXT_CSD_POWER_OFF_SHORT; + timeout = card->ext_csd.generic_cmd6_time; + card->poweroff_notify_state = MMC_POWEROFF_SHORT; + } else { + notify_type = EXT_CSD_POWER_OFF_LONG; + timeout = card->ext_csd.power_off_longtime; + card->poweroff_notify_state = MMC_POWEROFF_LONG; + } + + err = mmc_switch(card, EXT_CSD_CMD_SET_NORMAL, + EXT_CSD_POWER_OFF_NOTIFICATION, + notify_type, timeout); + + if (err && err != -EBADMSG) + pr_err("Device failed to respond within %d poweroff " + "time. Forcefully powering down the device\n", + timeout); + + /* Set the card state to no notification after the poweroff */ + card->poweroff_notify_state = MMC_NO_POWER_NOTIFICATION; + } +} + /* * Apply power to the MMC stack. This is a two-stage process. * First, we enable power to the card without the clock running. @@ -1269,42 +1321,12 @@ static void mmc_power_up(struct mmc_host *host) void mmc_power_off(struct mmc_host *host) { - struct mmc_card *card; - unsigned int notify_type; - unsigned int timeout; - int err; - mmc_host_clk_hold(host); - card = host->card; host->ios.clock = 0; host->ios.vdd = 0; - if (card && mmc_card_mmc(card) && - (card->poweroff_notify_state == MMC_POWERED_ON)) { - - if (host->power_notify_type == MMC_HOST_PW_NOTIFY_SHORT) { - notify_type = EXT_CSD_POWER_OFF_SHORT; - timeout = card->ext_csd.generic_cmd6_time; - card->poweroff_notify_state = MMC_POWEROFF_SHORT; - } else { - notify_type = EXT_CSD_POWER_OFF_LONG; - timeout = card->ext_csd.power_off_longtime; - card->poweroff_notify_state = MMC_POWEROFF_LONG; - } - - err = mmc_switch(card, EXT_CSD_CMD_SET_NORMAL, - EXT_CSD_POWER_OFF_NOTIFICATION, - notify_type, timeout); - - if (err && err != -EBADMSG) - pr_err("Device failed to respond within %d poweroff " - "time. Forcefully powering down the device\n", - timeout); - - /* Set the card state to no notification after the poweroff */ - card->poweroff_notify_state = MMC_NO_POWER_NOTIFICATION; - } + mmc_poweroff_notify(host); /* * Reset ocr mask to be the highest possible voltage supported for @@ -2196,7 +2218,7 @@ int mmc_card_sleep(struct mmc_host *host) mmc_bus_get(host); - if (host->bus_ops && !host->bus_dead && host->bus_ops->awake) + if (host->bus_ops && !host->bus_dead && host->bus_ops->sleep) err = host->bus_ops->sleep(host); mmc_bus_put(host); @@ -2302,8 +2324,17 @@ int mmc_suspend_host(struct mmc_host *host) * pre-claim the host. */ if (mmc_try_claim_host(host)) { - if (host->bus_ops->suspend) + if (host->bus_ops->suspend) { + /* + * For eMMC 4.5 device send notify command + * before sleep, because in sleep state eMMC 4.5 + * devices respond to only RESET and AWAKE cmd + */ + mmc_poweroff_notify(host); err = host->bus_ops->suspend(host); + } + mmc_do_release_host(host); + if (err == -ENOSYS || !host->bus_ops->resume) { /* * We simply "remove" the card in this case. @@ -2318,7 +2349,6 @@ int mmc_suspend_host(struct mmc_host *host) host->pm_flags = 0; err = 0; } - mmc_do_release_host(host); } else { err = -EBUSY; } diff --git a/drivers/mmc/core/host.c b/drivers/mmc/core/host.c index e8a5eb38748..d31c78b72b0 100644 --- a/drivers/mmc/core/host.c +++ b/drivers/mmc/core/host.c @@ -302,17 +302,6 @@ struct mmc_host *mmc_alloc_host(int extra, struct device *dev) host->max_blk_size = 512; host->max_blk_count = PAGE_CACHE_SIZE / 512; - /* - * Enable runtime power management by default. This flag was added due - * to runtime power management causing disruption for some users, but - * the power on/off code has been improved since then. - * - * We'll enable this flag by default as an experiment, and if no - * problems are reported, we will follow up later and remove the flag - * altogether. - */ - host->caps = MMC_CAP_POWER_OFF_CARD; - return host; free: diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c index dbf421a6279..d240427c124 100644 --- a/drivers/mmc/core/mmc.c +++ b/drivers/mmc/core/mmc.c @@ -876,17 +876,21 @@ static int mmc_init_card(struct mmc_host *host, u32 ocr, * set the notification byte in the ext_csd register of device */ if ((host->caps2 & MMC_CAP2_POWEROFF_NOTIFY) && - (card->poweroff_notify_state == MMC_NO_POWER_NOTIFICATION)) { + (card->ext_csd.rev >= 6)) { err = mmc_switch(card, EXT_CSD_CMD_SET_NORMAL, EXT_CSD_POWER_OFF_NOTIFICATION, EXT_CSD_POWER_ON, card->ext_csd.generic_cmd6_time); if (err && err != -EBADMSG) goto free_card; - } - if (!err) - card->poweroff_notify_state = MMC_POWERED_ON; + /* + * The err can be -EBADMSG or 0, + * so check for success and update the flag + */ + if (!err) + card->poweroff_notify_state = MMC_POWERED_ON; + } /* * Activate high speed (if supported) diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c index 50b5f9926f6..0726e59fd41 100644 --- a/drivers/mmc/host/mmci.c +++ b/drivers/mmc/host/mmci.c @@ -675,7 +675,8 @@ mmci_data_irq(struct mmci_host *host, struct mmc_data *data, unsigned int status) { /* First check for errors */ - if (status & (MCI_DATACRCFAIL|MCI_DATATIMEOUT|MCI_TXUNDERRUN|MCI_RXOVERRUN)) { + if (status & (MCI_DATACRCFAIL|MCI_DATATIMEOUT|MCI_STARTBITERR| + MCI_TXUNDERRUN|MCI_RXOVERRUN)) { u32 remain, success; /* Terminate the DMA transfer */ @@ -754,8 +755,12 @@ mmci_cmd_irq(struct mmci_host *host, struct mmc_command *cmd, } if (!cmd->data || cmd->error) { - if (host->data) + if (host->data) { + /* Terminate the DMA transfer */ + if (dma_inprogress(host)) + mmci_dma_data_error(host); mmci_stop_data(host); + } mmci_request_end(host, cmd->mrq); } else if (!(cmd->data->flags & MMC_DATA_READ)) { mmci_start_data(host, cmd->data); @@ -955,8 +960,9 @@ static irqreturn_t mmci_irq(int irq, void *dev_id) dev_dbg(mmc_dev(host->mmc), "irq0 (data+cmd) %08x\n", status); data = host->data; - if (status & (MCI_DATACRCFAIL|MCI_DATATIMEOUT|MCI_TXUNDERRUN| - MCI_RXOVERRUN|MCI_DATAEND|MCI_DATABLOCKEND) && data) + if (status & (MCI_DATACRCFAIL|MCI_DATATIMEOUT|MCI_STARTBITERR| + MCI_TXUNDERRUN|MCI_RXOVERRUN|MCI_DATAEND| + MCI_DATABLOCKEND) && data) mmci_data_irq(host, data, status); cmd = host->cmd; diff --git a/drivers/mmc/host/mxcmmc.c b/drivers/mmc/host/mxcmmc.c index 325ea61e12d..8e0fbe99404 100644 --- a/drivers/mmc/host/mxcmmc.c +++ b/drivers/mmc/host/mxcmmc.c @@ -732,6 +732,7 @@ static void mxcmci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios) "failed to config DMA channel. Falling back to PIO\n"); dma_release_channel(host->dma); host->do_dma = 0; + host->dma = NULL; } } diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c index 101cd31c822..d5fe43d53c5 100644 --- a/drivers/mmc/host/omap_hsmmc.c +++ b/drivers/mmc/host/omap_hsmmc.c @@ -1010,6 +1010,7 @@ static void omap_hsmmc_dma_cleanup(struct omap_hsmmc_host *host, int errno) host->data->sg_len, omap_hsmmc_get_dma_dir(host, host->data)); omap_free_dma(dma_ch); + host->data->host_cookie = 0; } host->data = NULL; } @@ -1575,8 +1576,10 @@ static void omap_hsmmc_post_req(struct mmc_host *mmc, struct mmc_request *mrq, struct mmc_data *data = mrq->data; if (host->use_dma) { - dma_unmap_sg(mmc_dev(host->mmc), data->sg, data->sg_len, - omap_hsmmc_get_dma_dir(host, data)); + if (data->host_cookie) + dma_unmap_sg(mmc_dev(host->mmc), data->sg, + data->sg_len, + omap_hsmmc_get_dma_dir(host, data)); data->host_cookie = 0; } } diff --git a/drivers/mmc/host/sdhci-cns3xxx.c b/drivers/mmc/host/sdhci-cns3xxx.c index 4b920b7621c..b4257e70061 100644 --- a/drivers/mmc/host/sdhci-cns3xxx.c +++ b/drivers/mmc/host/sdhci-cns3xxx.c @@ -15,6 +15,7 @@ #include <linux/delay.h> #include <linux/device.h> #include <linux/mmc/host.h> +#include <linux/module.h> #include <mach/cns3xxx.h> #include "sdhci-pltfm.h" @@ -108,13 +109,10 @@ static struct platform_driver sdhci_cns3xxx_driver = { .driver = { .name = "sdhci-cns3xxx", .owner = THIS_MODULE, + .pm = SDHCI_PLTFM_PMOPS, }, .probe = sdhci_cns3xxx_probe, .remove = __devexit_p(sdhci_cns3xxx_remove), -#ifdef CONFIG_PM - .suspend = sdhci_pltfm_suspend, - .resume = sdhci_pltfm_resume, -#endif }; static int __init sdhci_cns3xxx_init(void) diff --git a/drivers/mmc/host/sdhci-dove.c b/drivers/mmc/host/sdhci-dove.c index f2d29dca442..a81312c91f7 100644 --- a/drivers/mmc/host/sdhci-dove.c +++ b/drivers/mmc/host/sdhci-dove.c @@ -82,13 +82,10 @@ static struct platform_driver sdhci_dove_driver = { .driver = { .name = "sdhci-dove", .owner = THIS_MODULE, + .pm = SDHCI_PLTFM_PMOPS, }, .probe = sdhci_dove_probe, .remove = __devexit_p(sdhci_dove_remove), -#ifdef CONFIG_PM - .suspend = sdhci_pltfm_suspend, - .resume = sdhci_pltfm_resume, -#endif }; static int __init sdhci_dove_init(void) diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c b/drivers/mmc/host/sdhci-esdhc-imx.c index 4b976f00ea8..38ebc4ea259 100644 --- a/drivers/mmc/host/sdhci-esdhc-imx.c +++ b/drivers/mmc/host/sdhci-esdhc-imx.c @@ -599,14 +599,11 @@ static struct platform_driver sdhci_esdhc_imx_driver = { .name = "sdhci-esdhc-imx", .owner = THIS_MODULE, .of_match_table = imx_esdhc_dt_ids, + .pm = SDHCI_PLTFM_PMOPS, }, .id_table = imx_esdhc_devtype, .probe = sdhci_esdhc_imx_probe, .remove = __devexit_p(sdhci_esdhc_imx_remove), -#ifdef CONFIG_PM - .suspend = sdhci_pltfm_suspend, - .resume = sdhci_pltfm_resume, -#endif }; static int __init sdhci_esdhc_imx_init(void) diff --git a/drivers/mmc/host/sdhci-of-esdhc.c b/drivers/mmc/host/sdhci-of-esdhc.c index 59e9d003e58..01e5f627e0f 100644 --- a/drivers/mmc/host/sdhci-of-esdhc.c +++ b/drivers/mmc/host/sdhci-of-esdhc.c @@ -125,13 +125,10 @@ static struct platform_driver sdhci_esdhc_driver = { .name = "sdhci-esdhc", .owner = THIS_MODULE, .of_match_table = sdhci_esdhc_of_match, + .pm = SDHCI_PLTFM_PMOPS, }, .probe = sdhci_esdhc_probe, .remove = __devexit_p(sdhci_esdhc_remove), -#ifdef CONFIG_PM - .suspend = sdhci_pltfm_suspend, - .resume = sdhci_pltfm_resume, -#endif }; static int __init sdhci_esdhc_init(void) diff --git a/drivers/mmc/host/sdhci-of-hlwd.c b/drivers/mmc/host/sdhci-of-hlwd.c index 9b0d794a4f6..3619adc7d9f 100644 --- a/drivers/mmc/host/sdhci-of-hlwd.c +++ b/drivers/mmc/host/sdhci-of-hlwd.c @@ -87,13 +87,10 @@ static struct platform_driver sdhci_hlwd_driver = { .name = "sdhci-hlwd", .owner = THIS_MODULE, .of_match_table = sdhci_hlwd_of_match, + .pm = SDHCI_PLTFM_PMOPS, }, .probe = sdhci_hlwd_probe, .remove = __devexit_p(sdhci_hlwd_remove), -#ifdef CONFIG_PM - .suspend = sdhci_pltfm_suspend, - .resume = sdhci_pltfm_resume, -#endif }; static int __init sdhci_hlwd_init(void) diff --git a/drivers/mmc/host/sdhci-pci.c b/drivers/mmc/host/sdhci-pci.c index d833d9c2f7e..6878a94626b 100644 --- a/drivers/mmc/host/sdhci-pci.c +++ b/drivers/mmc/host/sdhci-pci.c @@ -54,8 +54,7 @@ struct sdhci_pci_fixes { int (*probe_slot) (struct sdhci_pci_slot *); void (*remove_slot) (struct sdhci_pci_slot *, int); - int (*suspend) (struct sdhci_pci_chip *, - pm_message_t); + int (*suspend) (struct sdhci_pci_chip *); int (*resume) (struct sdhci_pci_chip *); }; @@ -549,7 +548,7 @@ static void jmicron_remove_slot(struct sdhci_pci_slot *slot, int dead) jmicron_enable_mmc(slot->host, 0); } -static int jmicron_suspend(struct sdhci_pci_chip *chip, pm_message_t state) +static int jmicron_suspend(struct sdhci_pci_chip *chip) { int i; @@ -993,8 +992,9 @@ static struct sdhci_ops sdhci_pci_ops = { #ifdef CONFIG_PM -static int sdhci_pci_suspend(struct pci_dev *pdev, pm_message_t state) +static int sdhci_pci_suspend(struct device *dev) { + struct pci_dev *pdev = to_pci_dev(dev); struct sdhci_pci_chip *chip; struct sdhci_pci_slot *slot; mmc_pm_flag_t slot_pm_flags; @@ -1010,7 +1010,7 @@ static int sdhci_pci_suspend(struct pci_dev *pdev, pm_message_t state) if (!slot) continue; - ret = sdhci_suspend_host(slot->host, state); + ret = sdhci_suspend_host(slot->host); if (ret) { for (i--; i >= 0; i--) @@ -1026,7 +1026,7 @@ static int sdhci_pci_suspend(struct pci_dev *pdev, pm_message_t state) } if (chip->fixes && chip->fixes->suspend) { - ret = chip->fixes->suspend(chip, state); + ret = chip->fixes->suspend(chip); if (ret) { for (i = chip->num_slots - 1; i >= 0; i--) sdhci_resume_host(chip->slots[i]->host); @@ -1042,16 +1042,17 @@ static int sdhci_pci_suspend(struct pci_dev *pdev, pm_message_t state) } pci_set_power_state(pdev, PCI_D3hot); } else { - pci_enable_wake(pdev, pci_choose_state(pdev, state), 0); + pci_enable_wake(pdev, PCI_D3hot, 0); pci_disable_device(pdev); - pci_set_power_state(pdev, pci_choose_state(pdev, state)); + pci_set_power_state(pdev, PCI_D3hot); } return 0; } -static int sdhci_pci_resume(struct pci_dev *pdev) +static int sdhci_pci_resume(struct device *dev) { + struct pci_dev *pdev = to_pci_dev(dev); struct sdhci_pci_chip *chip; struct sdhci_pci_slot *slot; int i, ret; @@ -1099,7 +1100,6 @@ static int sdhci_pci_runtime_suspend(struct device *dev) struct pci_dev *pdev = container_of(dev, struct pci_dev, dev); struct sdhci_pci_chip *chip; struct sdhci_pci_slot *slot; - pm_message_t state = { .event = PM_EVENT_SUSPEND }; int i, ret; chip = pci_get_drvdata(pdev); @@ -1121,7 +1121,7 @@ static int sdhci_pci_runtime_suspend(struct device *dev) } if (chip->fixes && chip->fixes->suspend) { - ret = chip->fixes->suspend(chip, state); + ret = chip->fixes->suspend(chip); if (ret) { for (i = chip->num_slots - 1; i >= 0; i--) sdhci_runtime_resume_host(chip->slots[i]->host); @@ -1176,6 +1176,8 @@ static int sdhci_pci_runtime_idle(struct device *dev) #endif static const struct dev_pm_ops sdhci_pci_pm_ops = { + .suspend = sdhci_pci_suspend, + .resume = sdhci_pci_resume, .runtime_suspend = sdhci_pci_runtime_suspend, .runtime_resume = sdhci_pci_runtime_resume, .runtime_idle = sdhci_pci_runtime_idle, @@ -1428,8 +1430,6 @@ static struct pci_driver sdhci_driver = { .id_table = pci_ids, .probe = sdhci_pci_probe, .remove = __devexit_p(sdhci_pci_remove), - .suspend = sdhci_pci_suspend, - .resume = sdhci_pci_resume, .driver = { .pm = &sdhci_pci_pm_ops }, diff --git a/drivers/mmc/host/sdhci-pltfm.c b/drivers/mmc/host/sdhci-pltfm.c index a9e12ea0558..03970bcb349 100644 --- a/drivers/mmc/host/sdhci-pltfm.c +++ b/drivers/mmc/host/sdhci-pltfm.c @@ -194,21 +194,25 @@ int sdhci_pltfm_unregister(struct platform_device *pdev) EXPORT_SYMBOL_GPL(sdhci_pltfm_unregister); #ifdef CONFIG_PM -int sdhci_pltfm_suspend(struct platform_device *dev, pm_message_t state) +static int sdhci_pltfm_suspend(struct device *dev) { - struct sdhci_host *host = platform_get_drvdata(dev); + struct sdhci_host *host = dev_get_drvdata(dev); - return sdhci_suspend_host(host, state); + return sdhci_suspend_host(host); } -EXPORT_SYMBOL_GPL(sdhci_pltfm_suspend); -int sdhci_pltfm_resume(struct platform_device *dev) +static int sdhci_pltfm_resume(struct device *dev) { - struct sdhci_host *host = platform_get_drvdata(dev); + struct sdhci_host *host = dev_get_drvdata(dev); return sdhci_resume_host(host); } -EXPORT_SYMBOL_GPL(sdhci_pltfm_resume); + +const struct dev_pm_ops sdhci_pltfm_pmops = { + .suspend = sdhci_pltfm_suspend, + .resume = sdhci_pltfm_resume, +}; +EXPORT_SYMBOL_GPL(sdhci_pltfm_pmops); #endif /* CONFIG_PM */ static int __init sdhci_pltfm_drv_init(void) diff --git a/drivers/mmc/host/sdhci-pltfm.h b/drivers/mmc/host/sdhci-pltfm.h index 3a9fc3f4084..37e0e184a0b 100644 --- a/drivers/mmc/host/sdhci-pltfm.h +++ b/drivers/mmc/host/sdhci-pltfm.h @@ -99,8 +99,10 @@ extern int sdhci_pltfm_register(struct platform_device *pdev, extern int sdhci_pltfm_unregister(struct platform_device *pdev); #ifdef CONFIG_PM -extern int sdhci_pltfm_suspend(struct platform_device *dev, pm_message_t state); -extern int sdhci_pltfm_resume(struct platform_device *dev); +extern const struct dev_pm_ops sdhci_pltfm_pmops; +#define SDHCI_PLTFM_PMOPS (&sdhci_pltfm_pmops) +#else +#define SDHCI_PLTFM_PMOPS NULL #endif #endif /* _DRIVERS_MMC_SDHCI_PLTFM_H */ diff --git a/drivers/mmc/host/sdhci-pxav2.c b/drivers/mmc/host/sdhci-pxav2.c index d4bf6d30c7b..7a039c3cb1f 100644 --- a/drivers/mmc/host/sdhci-pxav2.c +++ b/drivers/mmc/host/sdhci-pxav2.c @@ -218,13 +218,10 @@ static struct platform_driver sdhci_pxav2_driver = { .driver = { .name = "sdhci-pxav2", .owner = THIS_MODULE, + .pm = SDHCI_PLTFM_PMOPS, }, .probe = sdhci_pxav2_probe, .remove = __devexit_p(sdhci_pxav2_remove), -#ifdef CONFIG_PM - .suspend = sdhci_pltfm_suspend, - .resume = sdhci_pltfm_resume, -#endif }; static int __init sdhci_pxav2_init(void) { diff --git a/drivers/mmc/host/sdhci-pxav3.c b/drivers/mmc/host/sdhci-pxav3.c index cff4ad3e7a5..15673a7ee6a 100644 --- a/drivers/mmc/host/sdhci-pxav3.c +++ b/drivers/mmc/host/sdhci-pxav3.c @@ -264,13 +264,10 @@ static struct platform_driver sdhci_pxav3_driver = { .driver = { .name = "sdhci-pxav3", .owner = THIS_MODULE, + .pm = SDHCI_PLTFM_PMOPS, }, .probe = sdhci_pxav3_probe, .remove = __devexit_p(sdhci_pxav3_remove), -#ifdef CONFIG_PM - .suspend = sdhci_pltfm_suspend, - .resume = sdhci_pltfm_resume, -#endif }; static int __init sdhci_pxav3_init(void) { diff --git a/drivers/mmc/host/sdhci-s3c.c b/drivers/mmc/host/sdhci-s3c.c index 3d00e722efc..0d33ff0d67f 100644 --- a/drivers/mmc/host/sdhci-s3c.c +++ b/drivers/mmc/host/sdhci-s3c.c @@ -622,33 +622,38 @@ static int __devexit sdhci_s3c_remove(struct platform_device *pdev) #ifdef CONFIG_PM -static int sdhci_s3c_suspend(struct platform_device *dev, pm_message_t pm) +static int sdhci_s3c_suspend(struct device *dev) { - struct sdhci_host *host = platform_get_drvdata(dev); + struct sdhci_host *host = dev_get_drvdata(dev); - return sdhci_suspend_host(host, pm); + return sdhci_suspend_host(host); } -static int sdhci_s3c_resume(struct platform_device *dev) +static int sdhci_s3c_resume(struct device *dev) { - struct sdhci_host *host = platform_get_drvdata(dev); + struct sdhci_host *host = dev_get_drvdata(dev); return sdhci_resume_host(host); } +static const struct dev_pm_ops sdhci_s3c_pmops = { + .suspend = sdhci_s3c_suspend, + .resume = sdhci_s3c_resume, +}; + +#define SDHCI_S3C_PMOPS (&sdhci_s3c_pmops) + #else -#define sdhci_s3c_suspend NULL -#define sdhci_s3c_resume NULL +#define SDHCI_S3C_PMOPS NULL #endif static struct platform_driver sdhci_s3c_driver = { .probe = sdhci_s3c_probe, .remove = __devexit_p(sdhci_s3c_remove), - .suspend = sdhci_s3c_suspend, - .resume = sdhci_s3c_resume, .driver = { .owner = THIS_MODULE, .name = "s3c-sdhci", + .pm = SDHCI_S3C_PMOPS, }, }; diff --git a/drivers/mmc/host/sdhci-tegra.c b/drivers/mmc/host/sdhci-tegra.c index 89699e861fc..e2e18d3f949 100644 --- a/drivers/mmc/host/sdhci-tegra.c +++ b/drivers/mmc/host/sdhci-tegra.c @@ -318,13 +318,10 @@ static struct platform_driver sdhci_tegra_driver = { .name = "sdhci-tegra", .owner = THIS_MODULE, .of_match_table = sdhci_tegra_dt_match, + .pm = SDHCI_PLTFM_PMOPS, }, .probe = sdhci_tegra_probe, .remove = __devexit_p(sdhci_tegra_remove), -#ifdef CONFIG_PM - .suspend = sdhci_pltfm_suspend, - .resume = sdhci_pltfm_resume, -#endif }; static int __init sdhci_tegra_init(void) diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c index 6d8eea32354..19ed580f2ca 100644 --- a/drivers/mmc/host/sdhci.c +++ b/drivers/mmc/host/sdhci.c @@ -2327,7 +2327,7 @@ out: #ifdef CONFIG_PM -int sdhci_suspend_host(struct sdhci_host *host, pm_message_t state) +int sdhci_suspend_host(struct sdhci_host *host) { int ret; diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h index 0a5b65460d8..a04d4d0c6fd 100644 --- a/drivers/mmc/host/sdhci.h +++ b/drivers/mmc/host/sdhci.h @@ -374,7 +374,7 @@ extern int sdhci_add_host(struct sdhci_host *host); extern void sdhci_remove_host(struct sdhci_host *host, int dead); #ifdef CONFIG_PM -extern int sdhci_suspend_host(struct sdhci_host *host, pm_message_t state); +extern int sdhci_suspend_host(struct sdhci_host *host); extern int sdhci_resume_host(struct sdhci_host *host); extern void sdhci_enable_irq_wakeups(struct sdhci_host *host); #endif diff --git a/drivers/mmc/host/sh_mmcif.c b/drivers/mmc/host/sh_mmcif.c index 369366c8e20..d5505f3fe2a 100644 --- a/drivers/mmc/host/sh_mmcif.c +++ b/drivers/mmc/host/sh_mmcif.c @@ -908,7 +908,7 @@ static void sh_mmcif_set_ios(struct mmc_host *mmc, struct mmc_ios *ios) if (host->power) { pm_runtime_put(&host->pd->dev); host->power = false; - if (p->down_pwr) + if (p->down_pwr && ios->power_mode == MMC_POWER_OFF) p->down_pwr(host->pd); } host->state = STATE_IDLE; diff --git a/drivers/mmc/host/tmio_mmc_pio.c b/drivers/mmc/host/tmio_mmc_pio.c index d85a60cda16..4208b395806 100644 --- a/drivers/mmc/host/tmio_mmc_pio.c +++ b/drivers/mmc/host/tmio_mmc_pio.c @@ -798,7 +798,7 @@ static void tmio_mmc_set_ios(struct mmc_host *mmc, struct mmc_ios *ios) /* start bus clock */ tmio_mmc_clk_start(host); } else if (ios->power_mode != MMC_POWER_UP) { - if (host->set_pwr) + if (host->set_pwr && ios->power_mode == MMC_POWER_OFF) host->set_pwr(host->pdev, 0); if ((pdata->flags & TMIO_MMC_HAS_COLD_CD) && pdata->power) { diff --git a/drivers/mmc/host/vub300.c b/drivers/mmc/host/vub300.c index e8f6e65183d..2ec978bc32b 100644 --- a/drivers/mmc/host/vub300.c +++ b/drivers/mmc/host/vub300.c @@ -259,7 +259,7 @@ static int firmware_rom_wait_states = 0x04; static int firmware_rom_wait_states = 0x1C; #endif -module_param(firmware_rom_wait_states, bool, 0644); +module_param(firmware_rom_wait_states, int, 0644); MODULE_PARM_DESC(firmware_rom_wait_states, "ROM wait states byte=RRRIIEEE (Reserved Internal External)"); diff --git a/drivers/mtd/maps/plat-ram.c b/drivers/mtd/maps/plat-ram.c index 94f55348972..45876d0e5b8 100644 --- a/drivers/mtd/maps/plat-ram.c +++ b/drivers/mtd/maps/plat-ram.c @@ -227,10 +227,14 @@ static int platram_probe(struct platform_device *pdev) if (!err) dev_info(&pdev->dev, "registered mtd device\n"); - /* add the whole device. */ - err = mtd_device_register(info->mtd, NULL, 0); - if (err) - dev_err(&pdev->dev, "failed to register the entire device\n"); + if (pdata->nr_partitions) { + /* add the whole device. */ + err = mtd_device_register(info->mtd, NULL, 0); + if (err) { + dev_err(&pdev->dev, + "failed to register the entire device\n"); + } + } return err; diff --git a/drivers/mtd/maps/pxa2xx-flash.c b/drivers/mtd/maps/pxa2xx-flash.c index 411a17df9fc..2a25b6789af 100644 --- a/drivers/mtd/maps/pxa2xx-flash.c +++ b/drivers/mtd/maps/pxa2xx-flash.c @@ -98,7 +98,7 @@ static int __devinit pxa2xx_flash_probe(struct platform_device *pdev) } info->mtd->owner = THIS_MODULE; - mtd_device_parse_register(info->mtd, probes, 0, NULL, 0); + mtd_device_parse_register(info->mtd, probes, 0, flash->parts, flash->nr_parts); platform_set_drvdata(pdev, info); return 0; diff --git a/drivers/mtd/nand/gpmi-nand/gpmi-nand.c b/drivers/mtd/nand/gpmi-nand/gpmi-nand.c index 071b63420f0..493ec2fcf97 100644 --- a/drivers/mtd/nand/gpmi-nand/gpmi-nand.c +++ b/drivers/mtd/nand/gpmi-nand/gpmi-nand.c @@ -21,9 +21,9 @@ #include <linux/clk.h> #include <linux/slab.h> #include <linux/interrupt.h> +#include <linux/module.h> #include <linux/mtd/gpmi-nand.h> #include <linux/mtd/partitions.h> - #include "gpmi-nand.h" /* add our owner bbt descriptor */ diff --git a/drivers/mtd/nand/ndfc.c b/drivers/mtd/nand/ndfc.c index ee1713907b9..f8aacf48ecd 100644 --- a/drivers/mtd/nand/ndfc.c +++ b/drivers/mtd/nand/ndfc.c @@ -188,7 +188,7 @@ static int ndfc_chip_init(struct ndfc_controller *ndfc, if (!flash_np) return -ENODEV; - ppdata->of_node = flash_np; + ppdata.of_node = flash_np; ndfc->mtd.name = kasprintf(GFP_KERNEL, "%s.%s", dev_name(&ndfc->ofdev->dev), flash_np->name); if (!ndfc->mtd.name) { diff --git a/drivers/net/ethernet/freescale/fec.c b/drivers/net/ethernet/freescale/fec.c index 1124ce0a159..c136230d50b 100644 --- a/drivers/net/ethernet/freescale/fec.c +++ b/drivers/net/ethernet/freescale/fec.c @@ -232,6 +232,7 @@ struct fec_enet_private { struct platform_device *pdev; int opened; + int dev_id; /* Phylib and MDIO interface */ struct mii_bus *mii_bus; @@ -837,7 +838,7 @@ static void __inline__ fec_get_mac(struct net_device *ndev) /* Adjust MAC if using macaddr */ if (iap == macaddr) - ndev->dev_addr[ETH_ALEN-1] = macaddr[ETH_ALEN-1] + fep->pdev->id; + ndev->dev_addr[ETH_ALEN-1] = macaddr[ETH_ALEN-1] + fep->dev_id; } /* ------------------------------------------------------------------------- */ @@ -953,7 +954,7 @@ static int fec_enet_mii_probe(struct net_device *ndev) char mdio_bus_id[MII_BUS_ID_SIZE]; char phy_name[MII_BUS_ID_SIZE + 3]; int phy_id; - int dev_id = fep->pdev->id; + int dev_id = fep->dev_id; fep->phy_dev = NULL; @@ -1031,7 +1032,7 @@ static int fec_enet_mii_init(struct platform_device *pdev) * mdio interface in board design, and need to be configured by * fec0 mii_bus. */ - if ((id_entry->driver_data & FEC_QUIRK_ENET_MAC) && pdev->id > 0) { + if ((id_entry->driver_data & FEC_QUIRK_ENET_MAC) && fep->dev_id > 0) { /* fec1 uses fec0 mii_bus */ fep->mii_bus = fec0_mii_bus; return 0; @@ -1063,7 +1064,7 @@ static int fec_enet_mii_init(struct platform_device *pdev) fep->mii_bus->read = fec_enet_mdio_read; fep->mii_bus->write = fec_enet_mdio_write; fep->mii_bus->reset = fec_enet_mdio_reset; - snprintf(fep->mii_bus->id, MII_BUS_ID_SIZE, "%x", pdev->id + 1); + snprintf(fep->mii_bus->id, MII_BUS_ID_SIZE, "%x", fep->dev_id + 1); fep->mii_bus->priv = fep; fep->mii_bus->parent = &pdev->dev; @@ -1521,6 +1522,7 @@ fec_probe(struct platform_device *pdev) int i, irq, ret = 0; struct resource *r; const struct of_device_id *of_id; + static int dev_id; of_id = of_match_device(fec_dt_ids, &pdev->dev); if (of_id) @@ -1548,6 +1550,7 @@ fec_probe(struct platform_device *pdev) fep->hwp = ioremap(r->start, resource_size(r)); fep->pdev = pdev; + fep->dev_id = dev_id++; if (!fep->hwp) { ret = -ENOMEM; diff --git a/drivers/net/ethernet/freescale/fsl_pq_mdio.c b/drivers/net/ethernet/freescale/fsl_pq_mdio.c index 52f4e8ad48e..4d9f84b8ab9 100644 --- a/drivers/net/ethernet/freescale/fsl_pq_mdio.c +++ b/drivers/net/ethernet/freescale/fsl_pq_mdio.c @@ -183,28 +183,10 @@ void fsl_pq_mdio_bus_name(char *name, struct device_node *np) } EXPORT_SYMBOL_GPL(fsl_pq_mdio_bus_name); -/* Scan the bus in reverse, looking for an empty spot */ -static int fsl_pq_mdio_find_free(struct mii_bus *new_bus) -{ - int i; - - for (i = PHY_MAX_ADDR; i > 0; i--) { - u32 phy_id; - - if (get_phy_id(new_bus, i, &phy_id)) - return -1; - - if (phy_id == 0xffffffff) - break; - } - - return i; -} - -#if defined(CONFIG_GIANFAR) || defined(CONFIG_GIANFAR_MODULE) static u32 __iomem *get_gfar_tbipa(struct fsl_pq_mdio __iomem *regs, struct device_node *np) { +#if defined(CONFIG_GIANFAR) || defined(CONFIG_GIANFAR_MODULE) struct gfar __iomem *enet_regs; /* @@ -220,15 +202,15 @@ static u32 __iomem *get_gfar_tbipa(struct fsl_pq_mdio __iomem *regs, struct devi } else if (of_device_is_compatible(np, "fsl,etsec2-mdio") || of_device_is_compatible(np, "fsl,etsec2-tbi")) { return of_iomap(np, 1); - } else - return NULL; -} + } #endif + return NULL; +} -#if defined(CONFIG_UCC_GETH) || defined(CONFIG_UCC_GETH_MODULE) static int get_ucc_id_for_range(u64 start, u64 end, u32 *ucc_id) { +#if defined(CONFIG_UCC_GETH) || defined(CONFIG_UCC_GETH_MODULE) struct device_node *np = NULL; int err = 0; @@ -261,9 +243,10 @@ static int get_ucc_id_for_range(u64 start, u64 end, u32 *ucc_id) return err; else return -EINVAL; -} +#else + return -ENODEV; #endif - +} static int fsl_pq_mdio_probe(struct platform_device *ofdev) { @@ -339,19 +322,13 @@ static int fsl_pq_mdio_probe(struct platform_device *ofdev) of_device_is_compatible(np, "fsl,etsec2-mdio") || of_device_is_compatible(np, "fsl,etsec2-tbi") || of_device_is_compatible(np, "gianfar")) { -#if defined(CONFIG_GIANFAR) || defined(CONFIG_GIANFAR_MODULE) tbipa = get_gfar_tbipa(regs, np); if (!tbipa) { err = -EINVAL; goto err_free_irqs; } -#else - err = -ENODEV; - goto err_free_irqs; -#endif } else if (of_device_is_compatible(np, "fsl,ucc-mdio") || of_device_is_compatible(np, "ucc_geth_phy")) { -#if defined(CONFIG_UCC_GETH) || defined(CONFIG_UCC_GETH_MODULE) u32 id; static u32 mii_mng_master; @@ -364,10 +341,6 @@ static int fsl_pq_mdio_probe(struct platform_device *ofdev) mii_mng_master = id; ucc_set_qe_mux_mii_mng(id - 1); } -#else - err = -ENODEV; - goto err_free_irqs; -#endif } else { err = -ENODEV; goto err_free_irqs; @@ -386,16 +359,6 @@ static int fsl_pq_mdio_probe(struct platform_device *ofdev) } if (tbiaddr == -1) { - out_be32(tbipa, 0); - - tbiaddr = fsl_pq_mdio_find_free(new_bus); - } - - /* - * We define TBIPA at 0 to be illegal, opting to fail for boards that - * have PHYs at 1-31, rather than change tbipa and rescan. - */ - if (tbiaddr == 0) { err = -EBUSY; goto err_free_irqs; diff --git a/drivers/net/ethernet/marvell/skge.c b/drivers/net/ethernet/marvell/skge.c index c7b60839ac9..dea0cb4400e 100644 --- a/drivers/net/ethernet/marvell/skge.c +++ b/drivers/net/ethernet/marvell/skge.c @@ -2606,6 +2606,9 @@ static int skge_up(struct net_device *dev) spin_unlock_irq(&hw->hw_lock); napi_enable(&skge->napi); + + skge_set_multicast(dev); + return 0; free_tx_ring: diff --git a/drivers/net/ethernet/mellanox/mlx4/en_cq.c b/drivers/net/ethernet/mellanox/mlx4/en_cq.c index 227997d775e..5829e0b47e7 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_cq.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_cq.c @@ -147,6 +147,7 @@ void mlx4_en_destroy_cq(struct mlx4_en_priv *priv, struct mlx4_en_cq *cq) mlx4_free_hwq_res(mdev->dev, &cq->wqres, cq->buf_size); if (priv->mdev->dev->caps.comp_pool && cq->vector) mlx4_release_eq(priv->mdev->dev, cq->vector); + cq->vector = 0; cq->buf_size = 0; cq->buf = NULL; } diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c index 67bf0781999..c8f47f17186 100644 --- a/drivers/net/ethernet/realtek/r8169.c +++ b/drivers/net/ethernet/realtek/r8169.c @@ -477,7 +477,6 @@ enum rtl_register_content { /* Config1 register p.24 */ LEDS1 = (1 << 7), LEDS0 = (1 << 6), - MSIEnable = (1 << 5), /* Enable Message Signaled Interrupt */ Speed_down = (1 << 4), MEMMAP = (1 << 3), IOMAP = (1 << 2), @@ -485,6 +484,7 @@ enum rtl_register_content { PMEnable = (1 << 0), /* Power Management Enable */ /* Config2 register p. 25 */ + MSIEnable = (1 << 5), /* 8169 only. Reserved in the 8168. */ PCI_Clock_66MHz = 0x01, PCI_Clock_33MHz = 0x00, @@ -3426,22 +3426,24 @@ static const struct rtl_cfg_info { }; /* Cfg9346_Unlock assumed. */ -static unsigned rtl_try_msi(struct pci_dev *pdev, void __iomem *ioaddr, +static unsigned rtl_try_msi(struct rtl8169_private *tp, const struct rtl_cfg_info *cfg) { + void __iomem *ioaddr = tp->mmio_addr; unsigned msi = 0; u8 cfg2; cfg2 = RTL_R8(Config2) & ~MSIEnable; if (cfg->features & RTL_FEATURE_MSI) { - if (pci_enable_msi(pdev)) { - dev_info(&pdev->dev, "no MSI. Back to INTx.\n"); + if (pci_enable_msi(tp->pci_dev)) { + netif_info(tp, hw, tp->dev, "no MSI. Back to INTx.\n"); } else { cfg2 |= MSIEnable; msi = RTL_FEATURE_MSI; } } - RTL_W8(Config2, cfg2); + if (tp->mac_version <= RTL_GIGA_MAC_VER_06) + RTL_W8(Config2, cfg2); return msi; } @@ -4077,7 +4079,7 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) tp->features |= RTL_FEATURE_WOL; if ((RTL_R8(Config5) & (UWF | BWF | MWF)) != 0) tp->features |= RTL_FEATURE_WOL; - tp->features |= rtl_try_msi(pdev, ioaddr, cfg); + tp->features |= rtl_try_msi(tp, cfg); RTL_W8(Cfg9346, Cfg9346_Lock); if (rtl_tbi_enabled(tp)) { diff --git a/drivers/net/ethernet/ti/davinci_cpdma.c b/drivers/net/ethernet/ti/davinci_cpdma.c index dca9d3369cd..c97d2f59085 100644 --- a/drivers/net/ethernet/ti/davinci_cpdma.c +++ b/drivers/net/ethernet/ti/davinci_cpdma.c @@ -836,11 +836,13 @@ int cpdma_chan_stop(struct cpdma_chan *chan) chan_write(chan, cp, CPDMA_TEARDOWN_VALUE); /* handle completed packets */ + spin_unlock_irqrestore(&chan->lock, flags); do { ret = __cpdma_chan_process(chan); if (ret < 0) break; } while ((ret & CPDMA_DESC_TD_COMPLETE) == 0); + spin_lock_irqsave(&chan->lock, flags); /* remaining packets haven't been tx/rx'ed, clean them up */ while (chan->head) { diff --git a/drivers/net/ppp/pptp.c b/drivers/net/ppp/pptp.c index 89f829f5f72..f8a6853b692 100644 --- a/drivers/net/ppp/pptp.c +++ b/drivers/net/ppp/pptp.c @@ -423,10 +423,8 @@ static int pptp_bind(struct socket *sock, struct sockaddr *uservaddr, lock_sock(sk); opt->src_addr = sp->sa_addr.pptp; - if (add_chan(po)) { - release_sock(sk); + if (add_chan(po)) error = -EBUSY; - } release_sock(sk); return error; diff --git a/drivers/net/usb/asix.c b/drivers/net/usb/asix.c index e6fed4d4cb7..e95f0e60a9b 100644 --- a/drivers/net/usb/asix.c +++ b/drivers/net/usb/asix.c @@ -1655,6 +1655,10 @@ static const struct usb_device_id products [] = { // ASIX 88772a USB_DEVICE(0x0db0, 0xa877), .driver_info = (unsigned long) &ax88772_info, +}, { + // Asus USB Ethernet Adapter + USB_DEVICE (0x0b95, 0x7e2b), + .driver_info = (unsigned long) &ax88772_info, }, { }, // END }; diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index 93fbe6f4089..d2348a5a780 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -286,7 +286,7 @@ static bool ath_complete_reset(struct ath_softc *sc, bool start) ath_start_ani(common); } - if (ath9k_hw_ops(ah)->antdiv_comb_conf_get && sc->ant_rx != 3) { + if ((ah->caps.hw_caps & ATH9K_HW_CAP_ANT_DIV_COMB) && sc->ant_rx != 3) { struct ath_hw_antcomb_conf div_ant_conf; u8 lna_conf; diff --git a/drivers/net/wireless/ath/ath9k/rc.c b/drivers/net/wireless/ath/ath9k/rc.c index 888abc2be3a..528d5f3e868 100644 --- a/drivers/net/wireless/ath/ath9k/rc.c +++ b/drivers/net/wireless/ath/ath9k/rc.c @@ -1271,7 +1271,9 @@ static void ath_rc_init(struct ath_softc *sc, ath_rc_priv->max_valid_rate = k; ath_rc_sort_validrates(rate_table, ath_rc_priv); - ath_rc_priv->rate_max_phy = ath_rc_priv->valid_rate_index[k-4]; + ath_rc_priv->rate_max_phy = (k > 4) ? + ath_rc_priv->valid_rate_index[k-4] : + ath_rc_priv->valid_rate_index[k-1]; ath_rc_priv->rate_table = rate_table; ath_dbg(common, ATH_DBG_CONFIG, diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rxon.c b/drivers/net/wireless/iwlwifi/iwl-agn-rxon.c index a7a6def40d0..5c7c17c7166 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-rxon.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-rxon.c @@ -606,8 +606,8 @@ int iwlagn_mac_config(struct ieee80211_hw *hw, u32 changed) if (ctx->ht.enabled) { /* if HT40 is used, it should not change * after associated except channel switch */ - if (iwl_is_associated_ctx(ctx) && - !ctx->ht.is_40mhz) + if (!ctx->ht.is_40mhz || + !iwl_is_associated_ctx(ctx)) iwlagn_config_ht40(conf, ctx); } else ctx->ht.is_40mhz = false; diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c index 35a6b71f358..df1540ca610 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c @@ -91,7 +91,10 @@ static void iwlagn_tx_cmd_build_basic(struct iwl_priv *priv, tx_cmd->tid_tspec = qc[0] & 0xf; tx_flags &= ~TX_CMD_FLG_SEQ_CTL_MSK; } else { - tx_flags |= TX_CMD_FLG_SEQ_CTL_MSK; + if (info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ) + tx_flags |= TX_CMD_FLG_SEQ_CTL_MSK; + else + tx_flags &= ~TX_CMD_FLG_SEQ_CTL_MSK; } iwlagn_tx_cmd_protection(priv, info, fc, &tx_flags); diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c index bacc06c95e7..e0e9a3dfbc0 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn.c @@ -2850,6 +2850,9 @@ static int iwlagn_mac_tx_sync(struct ieee80211_hw *hw, int ret; u8 sta_id; + if (ctx->ctxid != IWL_RXON_CTX_PAN) + return 0; + IWL_DEBUG_MAC80211(priv, "enter\n"); mutex_lock(&priv->shrd->mutex); @@ -2898,6 +2901,9 @@ static void iwlagn_mac_finish_tx_sync(struct ieee80211_hw *hw, struct iwl_vif_priv *vif_priv = (void *)vif->drv_priv; struct iwl_rxon_context *ctx = vif_priv->ctx; + if (ctx->ctxid != IWL_RXON_CTX_PAN) + return; + IWL_DEBUG_MAC80211(priv, "enter\n"); mutex_lock(&priv->shrd->mutex); diff --git a/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c b/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c index ce918980e97..5f17ab8e76b 100644 --- a/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c +++ b/drivers/net/wireless/iwlwifi/iwl-trans-pcie.c @@ -1197,9 +1197,7 @@ static int iwl_trans_pcie_tx(struct iwl_trans *trans, struct sk_buff *skb, iwl_print_hex_dump(trans, IWL_DL_TX, (u8 *)tx_cmd->hdr, hdr_len); /* Set up entry for this TFD in Tx byte-count array */ - if (is_agg) - iwl_trans_txq_update_byte_cnt_tbl(trans, txq, - le16_to_cpu(tx_cmd->len)); + iwl_trans_txq_update_byte_cnt_tbl(trans, txq, le16_to_cpu(tx_cmd->len)); dma_sync_single_for_device(bus(trans)->dev, txcmd_phys, firstlen, DMA_BIDIRECTIONAL); diff --git a/drivers/net/wireless/mwifiex/cmdevt.c b/drivers/net/wireless/mwifiex/cmdevt.c index ac278156d39..6e0a3eaecf7 100644 --- a/drivers/net/wireless/mwifiex/cmdevt.c +++ b/drivers/net/wireless/mwifiex/cmdevt.c @@ -939,7 +939,6 @@ mwifiex_cancel_pending_ioctl(struct mwifiex_adapter *adapter) { struct cmd_ctrl_node *cmd_node = NULL, *tmp_node = NULL; unsigned long cmd_flags; - unsigned long cmd_pending_q_flags; unsigned long scan_pending_q_flags; uint16_t cancel_scan_cmd = false; @@ -949,12 +948,9 @@ mwifiex_cancel_pending_ioctl(struct mwifiex_adapter *adapter) cmd_node = adapter->curr_cmd; cmd_node->wait_q_enabled = false; cmd_node->cmd_flag |= CMD_F_CANCELED; - spin_lock_irqsave(&adapter->cmd_pending_q_lock, - cmd_pending_q_flags); - list_del(&cmd_node->list); - spin_unlock_irqrestore(&adapter->cmd_pending_q_lock, - cmd_pending_q_flags); mwifiex_insert_cmd_to_free_q(adapter, cmd_node); + mwifiex_complete_cmd(adapter, adapter->curr_cmd); + adapter->curr_cmd = NULL; spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, cmd_flags); } @@ -981,7 +977,6 @@ mwifiex_cancel_pending_ioctl(struct mwifiex_adapter *adapter) spin_unlock_irqrestore(&adapter->mwifiex_cmd_lock, cmd_flags); } adapter->cmd_wait_q.status = -1; - mwifiex_complete_cmd(adapter, adapter->curr_cmd); } /* diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/phy.c b/drivers/net/wireless/rtlwifi/rtl8192ce/phy.c index 592a10ac592..3b585aadabf 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192ce/phy.c +++ b/drivers/net/wireless/rtlwifi/rtl8192ce/phy.c @@ -569,7 +569,7 @@ static bool _rtl92ce_phy_set_rf_power_state(struct ieee80211_hw *hw, } case ERFSLEEP:{ if (ppsc->rfpwr_state == ERFOFF) - break; + return false; for (queue_id = 0, i = 0; queue_id < RTL_PCI_MAX_TX_QUEUE_COUNT;) { ring = &pcipriv->dev.tx_ring[queue_id]; diff --git a/drivers/net/wireless/rtlwifi/rtl8192cu/phy.c b/drivers/net/wireless/rtlwifi/rtl8192cu/phy.c index 72852900df8..e49cf2244c7 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192cu/phy.c +++ b/drivers/net/wireless/rtlwifi/rtl8192cu/phy.c @@ -548,7 +548,7 @@ static bool _rtl92cu_phy_set_rf_power_state(struct ieee80211_hw *hw, break; case ERFSLEEP: if (ppsc->rfpwr_state == ERFOFF) - break; + return false; for (queue_id = 0, i = 0; queue_id < RTL_PCI_MAX_TX_QUEUE_COUNT;) { ring = &pcipriv->dev.tx_ring[queue_id]; diff --git a/drivers/net/wireless/rtlwifi/rtl8192de/phy.c b/drivers/net/wireless/rtlwifi/rtl8192de/phy.c index 3ac7af1c550..0883349e1c8 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192de/phy.c +++ b/drivers/net/wireless/rtlwifi/rtl8192de/phy.c @@ -3374,7 +3374,7 @@ bool rtl92d_phy_set_rf_power_state(struct ieee80211_hw *hw, break; case ERFSLEEP: if (ppsc->rfpwr_state == ERFOFF) - break; + return false; for (queue_id = 0, i = 0; queue_id < RTL_PCI_MAX_TX_QUEUE_COUNT;) { diff --git a/drivers/net/wireless/rtlwifi/rtl8192se/phy.c b/drivers/net/wireless/rtlwifi/rtl8192se/phy.c index f27171af979..f10ac1ad908 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192se/phy.c +++ b/drivers/net/wireless/rtlwifi/rtl8192se/phy.c @@ -602,7 +602,7 @@ bool rtl92s_phy_set_rf_power_state(struct ieee80211_hw *hw, } case ERFSLEEP: if (ppsc->rfpwr_state == ERFOFF) - break; + return false; for (queue_id = 0, i = 0; queue_id < RTL_PCI_MAX_TX_QUEUE_COUNT;) { diff --git a/drivers/of/platform.c b/drivers/of/platform.c index cbd5d701c7e..63b3ec48c20 100644 --- a/drivers/of/platform.c +++ b/drivers/of/platform.c @@ -314,7 +314,7 @@ static const struct of_dev_auxdata *of_dev_lookup(const struct of_dev_auxdata *l if (!lookup) return NULL; - for(; lookup->name != NULL; lookup++) { + for(; lookup->compatible != NULL; lookup++) { if (!of_device_is_compatible(np, lookup->compatible)) continue; if (of_address_to_resource(np, 0, &res)) diff --git a/drivers/oprofile/oprofile_files.c b/drivers/oprofile/oprofile_files.c index 89f63456646..84a208dbed9 100644 --- a/drivers/oprofile/oprofile_files.c +++ b/drivers/oprofile/oprofile_files.c @@ -45,7 +45,7 @@ static ssize_t timeout_write(struct file *file, char const __user *buf, return -EINVAL; retval = oprofilefs_ulong_from_user(&val, buf, count); - if (retval) + if (retval <= 0) return retval; retval = oprofile_set_timeout(val); @@ -84,7 +84,7 @@ static ssize_t depth_write(struct file *file, char const __user *buf, size_t cou return -EINVAL; retval = oprofilefs_ulong_from_user(&val, buf, count); - if (retval) + if (retval <= 0) return retval; retval = oprofile_set_ulong(&oprofile_backtrace_depth, val); @@ -141,9 +141,10 @@ static ssize_t enable_write(struct file *file, char const __user *buf, size_t co return -EINVAL; retval = oprofilefs_ulong_from_user(&val, buf, count); - if (retval) + if (retval <= 0) return retval; + retval = 0; if (val) retval = oprofile_start(); else diff --git a/drivers/oprofile/oprofilefs.c b/drivers/oprofile/oprofilefs.c index d0de6cc2d7a..2f0aa0f700e 100644 --- a/drivers/oprofile/oprofilefs.c +++ b/drivers/oprofile/oprofilefs.c @@ -60,6 +60,13 @@ ssize_t oprofilefs_ulong_to_user(unsigned long val, char __user *buf, size_t cou } +/* + * Note: If oprofilefs_ulong_from_user() returns 0, then *val remains + * unchanged and might be uninitialized. This follows write syscall + * implementation when count is zero: "If count is zero ... [and if] + * no errors are detected, 0 will be returned without causing any + * other effect." (man 2 write) + */ int oprofilefs_ulong_from_user(unsigned long *val, char const __user *buf, size_t count) { char tmpbuf[TMPBUFSIZE]; @@ -79,7 +86,7 @@ int oprofilefs_ulong_from_user(unsigned long *val, char const __user *buf, size_ raw_spin_lock_irqsave(&oprofilefs_lock, flags); *val = simple_strtoul(tmpbuf, NULL, 0); raw_spin_unlock_irqrestore(&oprofilefs_lock, flags); - return 0; + return count; } @@ -99,7 +106,7 @@ static ssize_t ulong_write_file(struct file *file, char const __user *buf, size_ return -EINVAL; retval = oprofilefs_ulong_from_user(&value, buf, count); - if (retval) + if (retval <= 0) return retval; retval = oprofile_set_ulong(file->private_data, value); diff --git a/drivers/pci/ats.c b/drivers/pci/ats.c index 7ec56fb0bd7..b0dd08e6a9d 100644 --- a/drivers/pci/ats.c +++ b/drivers/pci/ats.c @@ -13,6 +13,7 @@ #include <linux/export.h> #include <linux/pci-ats.h> #include <linux/pci.h> +#include <linux/slab.h> #include "pci.h" diff --git a/drivers/pci/hotplug/acpiphp_glue.c b/drivers/pci/hotplug/acpiphp_glue.c index fce1c54a0c8..9ddf69e3bbe 100644 --- a/drivers/pci/hotplug/acpiphp_glue.c +++ b/drivers/pci/hotplug/acpiphp_glue.c @@ -132,6 +132,18 @@ register_slot(acpi_handle handle, u32 lvl, void *context, void **rv) if (!acpi_pci_check_ejectable(pbus, handle) && !is_dock_device(handle)) return AE_OK; + pdev = pbus->self; + if (pdev && pci_is_pcie(pdev)) { + tmp = acpi_find_root_bridge_handle(pdev); + if (tmp) { + struct acpi_pci_root *root = acpi_pci_find_root(tmp); + + if (root && (root->osc_control_set & + OSC_PCI_EXPRESS_NATIVE_HP_CONTROL)) + return AE_OK; + } + } + acpi_evaluate_integer(handle, "_ADR", NULL, &adr); device = (adr >> 16) & 0xffff; function = adr & 0xffff; @@ -213,7 +225,6 @@ register_slot(acpi_handle handle, u32 lvl, void *context, void **rv) pdev = pci_get_slot(pbus, PCI_DEVFN(device, function)); if (pdev) { - pdev->current_state = PCI_D0; slot->flags |= (SLOT_ENABLED | SLOT_POWEREDON); pci_dev_put(pdev); } @@ -459,17 +470,8 @@ static int add_bridge(acpi_handle handle) { acpi_status status; unsigned long long tmp; - struct acpi_pci_root *root; acpi_handle dummy_handle; - /* - * We shouldn't use this bridge if PCIe native hotplug control has been - * granted by the BIOS for it. - */ - root = acpi_pci_find_root(handle); - if (root && (root->osc_control_set & OSC_PCI_EXPRESS_NATIVE_HP_CONTROL)) - return -ENODEV; - /* if the bridge doesn't have _STA, we assume it is always there */ status = acpi_get_handle(handle, "_STA", &dummy_handle); if (ACPI_SUCCESS(status)) { @@ -1385,19 +1387,11 @@ static void handle_hotplug_event_func(acpi_handle handle, u32 type, static acpi_status find_root_bridges(acpi_handle handle, u32 lvl, void *context, void **rv) { - struct acpi_pci_root *root; int *count = (int *)context; if (!acpi_is_root_bridge(handle)) return AE_OK; - root = acpi_pci_find_root(handle); - if (!root) - return AE_OK; - - if (root->osc_control_set & OSC_PCI_EXPRESS_NATIVE_HP_CONTROL) - return AE_OK; - (*count)++; acpi_install_notify_handler(handle, ACPI_SYSTEM_NOTIFY, handle_hotplug_event_bridge, NULL); diff --git a/drivers/pci/iov.c b/drivers/pci/iov.c index b82c155d7b3..1969a3ee305 100644 --- a/drivers/pci/iov.c +++ b/drivers/pci/iov.c @@ -283,6 +283,7 @@ static int sriov_enable(struct pci_dev *dev, int nr_virtfn) struct resource *res; struct pci_dev *pdev; struct pci_sriov *iov = dev->sriov; + int bars = 0; if (!nr_virtfn) return 0; @@ -307,6 +308,7 @@ static int sriov_enable(struct pci_dev *dev, int nr_virtfn) nres = 0; for (i = 0; i < PCI_SRIOV_NUM_BARS; i++) { + bars |= (1 << (i + PCI_IOV_RESOURCES)); res = dev->resource + PCI_IOV_RESOURCES + i; if (res->parent) nres++; @@ -324,6 +326,11 @@ static int sriov_enable(struct pci_dev *dev, int nr_virtfn) return -ENOMEM; } + if (pci_enable_resources(dev, bars)) { + dev_err(&dev->dev, "SR-IOV: IOV BARS not allocated\n"); + return -ENOMEM; + } + if (iov->link != dev->devfn) { pdev = pci_get_slot(dev->bus, iov->link); if (!pdev) diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index 6f45a73c6e9..6d4a5319148 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -664,6 +664,9 @@ static int pci_platform_power_transition(struct pci_dev *dev, pci_power_t state) error = platform_pci_set_power_state(dev, state); if (!error) pci_update_current_state(dev, state); + /* Fall back to PCI_D0 if native PM is not supported */ + if (!dev->pm_cap) + dev->current_state = PCI_D0; } else { error = -ENODEV; /* Fall back to PCI_D0 if native PM is not supported */ @@ -1126,7 +1129,11 @@ static int __pci_enable_device_flags(struct pci_dev *dev, if (atomic_add_return(1, &dev->enable_cnt) > 1) return 0; /* already enabled */ - for (i = 0; i < DEVICE_COUNT_RESOURCE; i++) + /* only skip sriov related */ + for (i = 0; i <= PCI_ROM_RESOURCE; i++) + if (dev->resource[i].flags & flags) + bars |= (1 << i); + for (i = PCI_BRIDGE_RESOURCES; i < DEVICE_COUNT_RESOURCE; i++) if (dev->resource[i].flags & flags) bars |= (1 << i); diff --git a/drivers/rtc/interface.c b/drivers/rtc/interface.c index fa4d9f32418..3bcc7cfcaba 100644 --- a/drivers/rtc/interface.c +++ b/drivers/rtc/interface.c @@ -73,6 +73,8 @@ int rtc_set_time(struct rtc_device *rtc, struct rtc_time *tm) err = -EINVAL; mutex_unlock(&rtc->ops_lock); + /* A timer might have just expired */ + schedule_work(&rtc->irqwork); return err; } EXPORT_SYMBOL_GPL(rtc_set_time); @@ -112,6 +114,8 @@ int rtc_set_mmss(struct rtc_device *rtc, unsigned long secs) err = -EINVAL; mutex_unlock(&rtc->ops_lock); + /* A timer might have just expired */ + schedule_work(&rtc->irqwork); return err; } @@ -403,6 +407,8 @@ int rtc_initialize_alarm(struct rtc_device *rtc, struct rtc_wkalrm *alarm) timerqueue_add(&rtc->timerqueue, &rtc->aie_timer.node); } mutex_unlock(&rtc->ops_lock); + /* maybe that was in the past.*/ + schedule_work(&rtc->irqwork); return err; } EXPORT_SYMBOL_GPL(rtc_initialize_alarm); diff --git a/drivers/rtc/rtc-m41t80.c b/drivers/rtc/rtc-m41t80.c index eda128fc1d3..64aedd8cc09 100644 --- a/drivers/rtc/rtc-m41t80.c +++ b/drivers/rtc/rtc-m41t80.c @@ -357,10 +357,19 @@ static int m41t80_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *t) static struct rtc_class_ops m41t80_rtc_ops = { .read_time = m41t80_rtc_read_time, .set_time = m41t80_rtc_set_time, + /* + * XXX - m41t80 alarm functionality is reported broken. + * until it is fixed, don't register alarm functions. + * .read_alarm = m41t80_rtc_read_alarm, .set_alarm = m41t80_rtc_set_alarm, + */ .proc = m41t80_rtc_proc, + /* + * See above comment on broken alarm + * .alarm_irq_enable = m41t80_rtc_alarm_irq_enable, + */ }; #if defined(CONFIG_RTC_INTF_SYSFS) || defined(CONFIG_RTC_INTF_SYSFS_MODULE) diff --git a/drivers/s390/scsi/zfcp_scsi.c b/drivers/s390/scsi/zfcp_scsi.c index 11f07f88822..b79576b64f4 100644 --- a/drivers/s390/scsi/zfcp_scsi.c +++ b/drivers/s390/scsi/zfcp_scsi.c @@ -55,6 +55,10 @@ static void zfcp_scsi_slave_destroy(struct scsi_device *sdev) { struct zfcp_scsi_dev *zfcp_sdev = sdev_to_zfcp(sdev); + /* if previous slave_alloc returned early, there is nothing to do */ + if (!zfcp_sdev->port) + return; + zfcp_erp_lun_shutdown_wait(sdev, "scssd_1"); put_device(&zfcp_sdev->port->dev); } diff --git a/drivers/sbus/char/bbc_i2c.c b/drivers/sbus/char/bbc_i2c.c index 5f94d22c491..54266829290 100644 --- a/drivers/sbus/char/bbc_i2c.c +++ b/drivers/sbus/char/bbc_i2c.c @@ -233,13 +233,9 @@ int bbc_i2c_write_buf(struct bbc_i2c_client *client, int ret = 0; while (len > 0) { - int err = bbc_i2c_writeb(client, *buf, off); - - if (err < 0) { - ret = err; + ret = bbc_i2c_writeb(client, *buf, off); + if (ret < 0) break; - } - len--; buf++; off++; @@ -253,11 +249,9 @@ int bbc_i2c_read_buf(struct bbc_i2c_client *client, int ret = 0; while (len > 0) { - int err = bbc_i2c_readb(client, buf, off); - if (err < 0) { - ret = err; + ret = bbc_i2c_readb(client, buf, off); + if (ret < 0) break; - } len--; buf++; off++; @@ -422,17 +416,6 @@ static struct platform_driver bbc_i2c_driver = { .remove = __devexit_p(bbc_i2c_remove), }; -static int __init bbc_i2c_init(void) -{ - return platform_driver_register(&bbc_i2c_driver); -} - -static void __exit bbc_i2c_exit(void) -{ - platform_driver_unregister(&bbc_i2c_driver); -} - -module_init(bbc_i2c_init); -module_exit(bbc_i2c_exit); +module_platform_driver(bbc_i2c_driver); MODULE_LICENSE("GPL"); diff --git a/drivers/sbus/char/display7seg.c b/drivers/sbus/char/display7seg.c index 965a1fccd66..4b9939726c3 100644 --- a/drivers/sbus/char/display7seg.c +++ b/drivers/sbus/char/display7seg.c @@ -275,15 +275,4 @@ static struct platform_driver d7s_driver = { .remove = __devexit_p(d7s_remove), }; -static int __init d7s_init(void) -{ - return platform_driver_register(&d7s_driver); -} - -static void __exit d7s_exit(void) -{ - platform_driver_unregister(&d7s_driver); -} - -module_init(d7s_init); -module_exit(d7s_exit); +module_platform_driver(d7s_driver); diff --git a/drivers/sbus/char/envctrl.c b/drivers/sbus/char/envctrl.c index be7b4e56154..339fd6f65ed 100644 --- a/drivers/sbus/char/envctrl.c +++ b/drivers/sbus/char/envctrl.c @@ -1138,16 +1138,6 @@ static struct platform_driver envctrl_driver = { .remove = __devexit_p(envctrl_remove), }; -static int __init envctrl_init(void) -{ - return platform_driver_register(&envctrl_driver); -} - -static void __exit envctrl_exit(void) -{ - platform_driver_unregister(&envctrl_driver); -} +module_platform_driver(envctrl_driver); -module_init(envctrl_init); -module_exit(envctrl_exit); MODULE_LICENSE("GPL"); diff --git a/drivers/sbus/char/flash.c b/drivers/sbus/char/flash.c index 73dd4e7afaa..826157f3869 100644 --- a/drivers/sbus/char/flash.c +++ b/drivers/sbus/char/flash.c @@ -216,16 +216,6 @@ static struct platform_driver flash_driver = { .remove = __devexit_p(flash_remove), }; -static int __init flash_init(void) -{ - return platform_driver_register(&flash_driver); -} - -static void __exit flash_cleanup(void) -{ - platform_driver_unregister(&flash_driver); -} +module_platform_driver(flash_driver); -module_init(flash_init); -module_exit(flash_cleanup); MODULE_LICENSE("GPL"); diff --git a/drivers/sbus/char/uctrl.c b/drivers/sbus/char/uctrl.c index ebce9639a26..0b31658ccde 100644 --- a/drivers/sbus/char/uctrl.c +++ b/drivers/sbus/char/uctrl.c @@ -435,16 +435,6 @@ static struct platform_driver uctrl_driver = { }; -static int __init uctrl_init(void) -{ - return platform_driver_register(&uctrl_driver); -} - -static void __exit uctrl_exit(void) -{ - platform_driver_unregister(&uctrl_driver); -} +module_platform_driver(uctrl_driver); -module_init(uctrl_init); -module_exit(uctrl_exit); MODULE_LICENSE("GPL"); diff --git a/drivers/scsi/bnx2i/bnx2i_hwi.c b/drivers/scsi/bnx2i/bnx2i_hwi.c index dba72a4e6a1..1ad0b822556 100644 --- a/drivers/scsi/bnx2i/bnx2i_hwi.c +++ b/drivers/scsi/bnx2i/bnx2i_hwi.c @@ -1906,18 +1906,19 @@ static int bnx2i_queue_scsi_cmd_resp(struct iscsi_session *session, spin_lock(&session->lock); task = iscsi_itt_to_task(bnx2i_conn->cls_conn->dd_data, cqe->itt & ISCSI_CMD_RESPONSE_INDEX); - if (!task) { + if (!task || !task->sc) { spin_unlock(&session->lock); return -EINVAL; } sc = task->sc; - spin_unlock(&session->lock); if (!blk_rq_cpu_valid(sc->request)) cpu = smp_processor_id(); else cpu = sc->request->cpu; + spin_unlock(&session->lock); + p = &per_cpu(bnx2i_percpu, cpu); spin_lock(&p->p_work_lock); if (unlikely(!p->iothread)) { diff --git a/drivers/scsi/fcoe/fcoe.c b/drivers/scsi/fcoe/fcoe.c index cefbe44bb84..8d67467dd9c 100644 --- a/drivers/scsi/fcoe/fcoe.c +++ b/drivers/scsi/fcoe/fcoe.c @@ -31,6 +31,8 @@ #include <linux/sysfs.h> #include <linux/ctype.h> #include <linux/workqueue.h> +#include <net/dcbnl.h> +#include <net/dcbevent.h> #include <scsi/scsi_tcq.h> #include <scsi/scsicam.h> #include <scsi/scsi_transport.h> @@ -101,6 +103,8 @@ static int fcoe_ddp_done(struct fc_lport *, u16); static int fcoe_ddp_target(struct fc_lport *, u16, struct scatterlist *, unsigned int); static int fcoe_cpu_callback(struct notifier_block *, unsigned long, void *); +static int fcoe_dcb_app_notification(struct notifier_block *notifier, + ulong event, void *ptr); static bool fcoe_match(struct net_device *netdev); static int fcoe_create(struct net_device *netdev, enum fip_state fip_mode); @@ -129,6 +133,11 @@ static struct notifier_block fcoe_cpu_notifier = { .notifier_call = fcoe_cpu_callback, }; +/* notification function for DCB events */ +static struct notifier_block dcb_notifier = { + .notifier_call = fcoe_dcb_app_notification, +}; + static struct scsi_transport_template *fcoe_nport_scsi_transport; static struct scsi_transport_template *fcoe_vport_scsi_transport; @@ -1522,6 +1531,8 @@ int fcoe_xmit(struct fc_lport *lport, struct fc_frame *fp) skb_reset_network_header(skb); skb->mac_len = elen; skb->protocol = htons(ETH_P_FCOE); + skb->priority = port->priority; + if (fcoe->netdev->priv_flags & IFF_802_1Q_VLAN && fcoe->realdev->features & NETIF_F_HW_VLAN_TX) { skb->vlan_tci = VLAN_TAG_PRESENT | @@ -1624,6 +1635,7 @@ static inline int fcoe_filter_frames(struct fc_lport *lport, stats->InvalidCRCCount++; if (stats->InvalidCRCCount < 5) printk(KERN_WARNING "fcoe: dropping frame with CRC error\n"); + put_cpu(); return -EINVAL; } @@ -1746,6 +1758,7 @@ int fcoe_percpu_receive_thread(void *arg) */ static void fcoe_dev_setup(void) { + register_dcbevent_notifier(&dcb_notifier); register_netdevice_notifier(&fcoe_notifier); } @@ -1754,9 +1767,69 @@ static void fcoe_dev_setup(void) */ static void fcoe_dev_cleanup(void) { + unregister_dcbevent_notifier(&dcb_notifier); unregister_netdevice_notifier(&fcoe_notifier); } +static struct fcoe_interface * +fcoe_hostlist_lookup_realdev_port(struct net_device *netdev) +{ + struct fcoe_interface *fcoe; + struct net_device *real_dev; + + list_for_each_entry(fcoe, &fcoe_hostlist, list) { + if (fcoe->netdev->priv_flags & IFF_802_1Q_VLAN) + real_dev = vlan_dev_real_dev(fcoe->netdev); + else + real_dev = fcoe->netdev; + + if (netdev == real_dev) + return fcoe; + } + return NULL; +} + +static int fcoe_dcb_app_notification(struct notifier_block *notifier, + ulong event, void *ptr) +{ + struct dcb_app_type *entry = ptr; + struct fcoe_interface *fcoe; + struct net_device *netdev; + struct fcoe_port *port; + int prio; + + if (entry->app.selector != DCB_APP_IDTYPE_ETHTYPE) + return NOTIFY_OK; + + netdev = dev_get_by_index(&init_net, entry->ifindex); + if (!netdev) + return NOTIFY_OK; + + fcoe = fcoe_hostlist_lookup_realdev_port(netdev); + dev_put(netdev); + if (!fcoe) + return NOTIFY_OK; + + if (entry->dcbx & DCB_CAP_DCBX_VER_CEE) + prio = ffs(entry->app.priority) - 1; + else + prio = entry->app.priority; + + if (prio < 0) + return NOTIFY_OK; + + if (entry->app.protocol == ETH_P_FIP || + entry->app.protocol == ETH_P_FCOE) + fcoe->ctlr.priority = prio; + + if (entry->app.protocol == ETH_P_FCOE) { + port = lport_priv(fcoe->ctlr.lp); + port->priority = prio; + } + + return NOTIFY_OK; +} + /** * fcoe_device_notification() - Handler for net device events * @notifier: The context of the notification @@ -1965,6 +2038,46 @@ static bool fcoe_match(struct net_device *netdev) } /** + * fcoe_dcb_create() - Initialize DCB attributes and hooks + * @netdev: The net_device object of the L2 link that should be queried + * @port: The fcoe_port to bind FCoE APP priority with + * @ + */ +static void fcoe_dcb_create(struct fcoe_interface *fcoe) +{ +#ifdef CONFIG_DCB + int dcbx; + u8 fup, up; + struct net_device *netdev = fcoe->realdev; + struct fcoe_port *port = lport_priv(fcoe->ctlr.lp); + struct dcb_app app = { + .priority = 0, + .protocol = ETH_P_FCOE + }; + + /* setup DCB priority attributes. */ + if (netdev && netdev->dcbnl_ops && netdev->dcbnl_ops->getdcbx) { + dcbx = netdev->dcbnl_ops->getdcbx(netdev); + + if (dcbx & DCB_CAP_DCBX_VER_IEEE) { + app.selector = IEEE_8021QAZ_APP_SEL_ETHERTYPE; + up = dcb_ieee_getapp_mask(netdev, &app); + app.protocol = ETH_P_FIP; + fup = dcb_ieee_getapp_mask(netdev, &app); + } else { + app.selector = DCB_APP_IDTYPE_ETHTYPE; + up = dcb_getapp(netdev, &app); + app.protocol = ETH_P_FIP; + fup = dcb_getapp(netdev, &app); + } + + port->priority = ffs(up) ? ffs(up) - 1 : 0; + fcoe->ctlr.priority = ffs(fup) ? ffs(fup) - 1 : port->priority; + } +#endif +} + +/** * fcoe_create() - Create a fcoe interface * @netdev : The net_device object the Ethernet interface to create on * @fip_mode: The FIP mode for this creation @@ -2007,6 +2120,9 @@ static int fcoe_create(struct net_device *netdev, enum fip_state fip_mode) /* Make this the "master" N_Port */ fcoe->ctlr.lp = lport; + /* setup DCB priority attributes. */ + fcoe_dcb_create(fcoe); + /* add to lports list */ fcoe_hostlist_add(lport); diff --git a/drivers/scsi/fcoe/fcoe_ctlr.c b/drivers/scsi/fcoe/fcoe_ctlr.c index c74c4b8e71e..e7522dcc296 100644 --- a/drivers/scsi/fcoe/fcoe_ctlr.c +++ b/drivers/scsi/fcoe/fcoe_ctlr.c @@ -320,6 +320,7 @@ static void fcoe_ctlr_solicit(struct fcoe_ctlr *fip, struct fcoe_fcf *fcf) skb_put(skb, sizeof(*sol)); skb->protocol = htons(ETH_P_FIP); + skb->priority = fip->priority; skb_reset_mac_header(skb); skb_reset_network_header(skb); fip->send(fip, skb); @@ -474,6 +475,7 @@ static void fcoe_ctlr_send_keep_alive(struct fcoe_ctlr *fip, } skb_put(skb, len); skb->protocol = htons(ETH_P_FIP); + skb->priority = fip->priority; skb_reset_mac_header(skb); skb_reset_network_header(skb); fip->send(fip, skb); @@ -566,6 +568,7 @@ static int fcoe_ctlr_encaps(struct fcoe_ctlr *fip, struct fc_lport *lport, cap->fip.fip_dl_len = htons(dlen / FIP_BPW); skb->protocol = htons(ETH_P_FIP); + skb->priority = fip->priority; skb_reset_mac_header(skb); skb_reset_network_header(skb); return 0; @@ -1911,6 +1914,7 @@ static void fcoe_ctlr_vn_send(struct fcoe_ctlr *fip, skb_put(skb, len); skb->protocol = htons(ETH_P_FIP); + skb->priority = fip->priority; skb_reset_mac_header(skb); skb_reset_network_header(skb); diff --git a/drivers/scsi/mpt2sas/mpt2sas_scsih.c b/drivers/scsi/mpt2sas/mpt2sas_scsih.c index 4e041f6d808..d570573b796 100644 --- a/drivers/scsi/mpt2sas/mpt2sas_scsih.c +++ b/drivers/scsi/mpt2sas/mpt2sas_scsih.c @@ -4335,7 +4335,7 @@ _scsih_smart_predicted_fault(struct MPT2SAS_ADAPTER *ioc, u16 handle) /* insert into event log */ sz = offsetof(Mpi2EventNotificationReply_t, EventData) + sizeof(Mpi2EventDataSasDeviceStatusChange_t); - event_reply = kzalloc(sz, GFP_KERNEL); + event_reply = kzalloc(sz, GFP_ATOMIC); if (!event_reply) { printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n", ioc->name, __FILE__, __LINE__, __func__); diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c index ac326c41e93..6465dae5883 100644 --- a/drivers/scsi/qla2xxx/qla_attr.c +++ b/drivers/scsi/qla2xxx/qla_attr.c @@ -1762,12 +1762,31 @@ qla2x00_get_host_port_state(struct Scsi_Host *shost) scsi_qla_host_t *vha = shost_priv(shost); struct scsi_qla_host *base_vha = pci_get_drvdata(vha->hw->pdev); - if (!base_vha->flags.online) + if (!base_vha->flags.online) { fc_host_port_state(shost) = FC_PORTSTATE_OFFLINE; - else if (atomic_read(&base_vha->loop_state) == LOOP_TIMEOUT) - fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN; - else + return; + } + + switch (atomic_read(&base_vha->loop_state)) { + case LOOP_UPDATE: + fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS; + break; + case LOOP_DOWN: + if (test_bit(LOOP_RESYNC_NEEDED, &base_vha->dpc_flags)) + fc_host_port_state(shost) = FC_PORTSTATE_DIAGNOSTICS; + else + fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN; + break; + case LOOP_DEAD: + fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN; + break; + case LOOP_READY: fc_host_port_state(shost) = FC_PORTSTATE_ONLINE; + break; + default: + fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN; + break; + } } static int diff --git a/drivers/scsi/qla2xxx/qla_dbg.c b/drivers/scsi/qla2xxx/qla_dbg.c index 9df4787715c..f3cddd5800c 100644 --- a/drivers/scsi/qla2xxx/qla_dbg.c +++ b/drivers/scsi/qla2xxx/qla_dbg.c @@ -12,17 +12,17 @@ * | Level | Last Value Used | Holes | * ---------------------------------------------------------------------- * | Module Init and Probe | 0x0116 | | - * | Mailbox commands | 0x1129 | | + * | Mailbox commands | 0x112b | | * | Device Discovery | 0x2083 | | * | Queue Command and IO tracing | 0x302e | 0x3008 | * | DPC Thread | 0x401c | | * | Async Events | 0x5059 | | - * | Timer Routines | 0x600d | | + * | Timer Routines | 0x6010 | 0x600e,0x600f | * | User Space Interactions | 0x709d | | - * | Task Management | 0x8041 | | + * | Task Management | 0x8041 | 0x800b | * | AER/EEH | 0x900f | | * | Virtual Port | 0xa007 | | - * | ISP82XX Specific | 0xb051 | | + * | ISP82XX Specific | 0xb052 | | * | MultiQ | 0xc00b | | * | Misc | 0xd00b | | * ---------------------------------------------------------------------- diff --git a/drivers/scsi/qla2xxx/qla_gbl.h b/drivers/scsi/qla2xxx/qla_gbl.h index ce32d8135c9..c0c11afb685 100644 --- a/drivers/scsi/qla2xxx/qla_gbl.h +++ b/drivers/scsi/qla2xxx/qla_gbl.h @@ -578,6 +578,7 @@ extern int qla82xx_check_md_needed(scsi_qla_host_t *); extern void qla82xx_chip_reset_cleanup(scsi_qla_host_t *); extern int qla82xx_mbx_beacon_ctl(scsi_qla_host_t *, int); extern char *qdev_state(uint32_t); +extern void qla82xx_clear_pending_mbx(scsi_qla_host_t *); /* BSG related functions */ extern int qla24xx_bsg_request(struct fc_bsg_job *); diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c index f03e915f187..54ea68cec4c 100644 --- a/drivers/scsi/qla2xxx/qla_init.c +++ b/drivers/scsi/qla2xxx/qla_init.c @@ -1509,7 +1509,8 @@ enable_82xx_npiv: &ha->fw_xcb_count, NULL, NULL, &ha->max_npiv_vports, NULL); - if (!fw_major_version && ql2xallocfwdump) + if (!fw_major_version && ql2xallocfwdump + && !IS_QLA82XX(ha)) qla2x00_alloc_fw_dump(vha); } } else { diff --git a/drivers/scsi/qla2xxx/qla_iocb.c b/drivers/scsi/qla2xxx/qla_iocb.c index dbec89622a0..a4b267e60a3 100644 --- a/drivers/scsi/qla2xxx/qla_iocb.c +++ b/drivers/scsi/qla2xxx/qla_iocb.c @@ -120,11 +120,10 @@ qla2x00_prep_cont_type0_iocb(struct scsi_qla_host *vha) * Returns a pointer to the continuation type 1 IOCB packet. */ static inline cont_a64_entry_t * -qla2x00_prep_cont_type1_iocb(scsi_qla_host_t *vha) +qla2x00_prep_cont_type1_iocb(scsi_qla_host_t *vha, struct req_que *req) { cont_a64_entry_t *cont_pkt; - struct req_que *req = vha->req; /* Adjust ring index. */ req->ring_index++; if (req->ring_index == req->length) { @@ -292,7 +291,7 @@ void qla2x00_build_scsi_iocbs_64(srb_t *sp, cmd_entry_t *cmd_pkt, * Five DSDs are available in the Continuation * Type 1 IOCB. */ - cont_pkt = qla2x00_prep_cont_type1_iocb(vha); + cont_pkt = qla2x00_prep_cont_type1_iocb(vha, vha->req); cur_dsd = (uint32_t *)cont_pkt->dseg_0_address; avail_dsds = 5; } @@ -684,7 +683,7 @@ qla24xx_build_scsi_iocbs(srb_t *sp, struct cmd_type_7 *cmd_pkt, * Five DSDs are available in the Continuation * Type 1 IOCB. */ - cont_pkt = qla2x00_prep_cont_type1_iocb(vha); + cont_pkt = qla2x00_prep_cont_type1_iocb(vha, vha->req); cur_dsd = (uint32_t *)cont_pkt->dseg_0_address; avail_dsds = 5; } @@ -2070,7 +2069,8 @@ qla2x00_ct_iocb(srb_t *sp, ms_iocb_entry_t *ct_iocb) * Five DSDs are available in the Cont. * Type 1 IOCB. */ - cont_pkt = qla2x00_prep_cont_type1_iocb(vha); + cont_pkt = qla2x00_prep_cont_type1_iocb(vha, + vha->hw->req_q_map[0]); cur_dsd = (uint32_t *) cont_pkt->dseg_0_address; avail_dsds = 5; cont_iocb_prsnt = 1; @@ -2096,6 +2096,7 @@ qla24xx_ct_iocb(srb_t *sp, struct ct_entry_24xx *ct_iocb) int index; uint16_t tot_dsds; scsi_qla_host_t *vha = sp->fcport->vha; + struct qla_hw_data *ha = vha->hw; struct fc_bsg_job *bsg_job = ((struct srb_ctx *)sp->ctx)->u.bsg_job; int loop_iterartion = 0; int cont_iocb_prsnt = 0; @@ -2141,7 +2142,8 @@ qla24xx_ct_iocb(srb_t *sp, struct ct_entry_24xx *ct_iocb) * Five DSDs are available in the Cont. * Type 1 IOCB. */ - cont_pkt = qla2x00_prep_cont_type1_iocb(vha); + cont_pkt = qla2x00_prep_cont_type1_iocb(vha, + ha->req_q_map[0]); cur_dsd = (uint32_t *) cont_pkt->dseg_0_address; avail_dsds = 5; cont_iocb_prsnt = 1; diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c index 2516adf1aee..7b91b290ffd 100644 --- a/drivers/scsi/qla2xxx/qla_isr.c +++ b/drivers/scsi/qla2xxx/qla_isr.c @@ -1741,7 +1741,7 @@ qla2x00_status_entry(scsi_qla_host_t *vha, struct rsp_que *rsp, void *pkt) resid, scsi_bufflen(cp)); cp->result = DID_ERROR << 16 | lscsi_status; - break; + goto check_scsi_status; } if (!lscsi_status && diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c index 3b3cec9f6ac..82a33533ed2 100644 --- a/drivers/scsi/qla2xxx/qla_mbx.c +++ b/drivers/scsi/qla2xxx/qla_mbx.c @@ -79,8 +79,7 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp) mcp->mb[0] = MBS_LINK_DOWN_ERROR; ql_log(ql_log_warn, base_vha, 0x1004, "FW hung = %d.\n", ha->flags.isp82xx_fw_hung); - rval = QLA_FUNCTION_FAILED; - goto premature_exit; + return QLA_FUNCTION_TIMEOUT; } /* @@ -163,6 +162,7 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp) HINT_MBX_INT_PENDING) { spin_unlock_irqrestore(&ha->hardware_lock, flags); + ha->flags.mbox_busy = 0; ql_dbg(ql_dbg_mbx, base_vha, 0x1010, "Pending mailbox timeout, exiting.\n"); rval = QLA_FUNCTION_TIMEOUT; @@ -188,6 +188,7 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp) HINT_MBX_INT_PENDING) { spin_unlock_irqrestore(&ha->hardware_lock, flags); + ha->flags.mbox_busy = 0; ql_dbg(ql_dbg_mbx, base_vha, 0x1012, "Pending mailbox timeout, exiting.\n"); rval = QLA_FUNCTION_TIMEOUT; @@ -302,7 +303,15 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp) if (!test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) && !test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) && !test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) { - + if (IS_QLA82XX(ha)) { + ql_dbg(ql_dbg_mbx, vha, 0x112a, + "disabling pause transmit on port " + "0 & 1.\n"); + qla82xx_wr_32(ha, + QLA82XX_CRB_NIU + 0x98, + CRB_NIU_XG_PAUSE_CTL_P0| + CRB_NIU_XG_PAUSE_CTL_P1); + } ql_log(ql_log_info, base_vha, 0x101c, "Mailbox cmd timeout occured. " "Scheduling ISP abort eeh_busy=0x%x.\n", @@ -318,7 +327,15 @@ qla2x00_mailbox_command(scsi_qla_host_t *vha, mbx_cmd_t *mcp) if (!test_bit(ISP_ABORT_NEEDED, &vha->dpc_flags) && !test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) && !test_bit(ISP_ABORT_RETRY, &vha->dpc_flags)) { - + if (IS_QLA82XX(ha)) { + ql_dbg(ql_dbg_mbx, vha, 0x112b, + "disabling pause transmit on port " + "0 & 1.\n"); + qla82xx_wr_32(ha, + QLA82XX_CRB_NIU + 0x98, + CRB_NIU_XG_PAUSE_CTL_P0| + CRB_NIU_XG_PAUSE_CTL_P1); + } ql_log(ql_log_info, base_vha, 0x101e, "Mailbox cmd timeout occured. " "Scheduling ISP abort.\n"); diff --git a/drivers/scsi/qla2xxx/qla_nx.c b/drivers/scsi/qla2xxx/qla_nx.c index 94bded5ddce..03554934b0a 100644 --- a/drivers/scsi/qla2xxx/qla_nx.c +++ b/drivers/scsi/qla2xxx/qla_nx.c @@ -3817,6 +3817,20 @@ exit: return rval; } +void qla82xx_clear_pending_mbx(scsi_qla_host_t *vha) +{ + struct qla_hw_data *ha = vha->hw; + + if (ha->flags.mbox_busy) { + ha->flags.mbox_int = 1; + ha->flags.mbox_busy = 0; + ql_log(ql_log_warn, vha, 0x6010, + "Doing premature completion of mbx command.\n"); + if (test_bit(MBX_INTR_WAIT, &ha->mbx_cmd_flags)) + complete(&ha->mbx_intr_comp); + } +} + void qla82xx_watchdog(scsi_qla_host_t *vha) { uint32_t dev_state, halt_status; @@ -3839,9 +3853,13 @@ void qla82xx_watchdog(scsi_qla_host_t *vha) qla2xxx_wake_dpc(vha); } else { if (qla82xx_check_fw_alive(vha)) { + ql_dbg(ql_dbg_timer, vha, 0x6011, + "disabling pause transmit on port 0 & 1.\n"); + qla82xx_wr_32(ha, QLA82XX_CRB_NIU + 0x98, + CRB_NIU_XG_PAUSE_CTL_P0|CRB_NIU_XG_PAUSE_CTL_P1); halt_status = qla82xx_rd_32(ha, QLA82XX_PEG_HALT_STATUS1); - ql_dbg(ql_dbg_timer, vha, 0x6005, + ql_log(ql_log_info, vha, 0x6005, "dumping hw/fw registers:.\n " " PEG_HALT_STATUS1: 0x%x, PEG_HALT_STATUS2: 0x%x,.\n " " PEG_NET_0_PC: 0x%x, PEG_NET_1_PC: 0x%x,.\n " @@ -3858,6 +3876,11 @@ void qla82xx_watchdog(scsi_qla_host_t *vha) QLA82XX_CRB_PEG_NET_3 + 0x3c), qla82xx_rd_32(ha, QLA82XX_CRB_PEG_NET_4 + 0x3c)); + if (LSW(MSB(halt_status)) == 0x67) + ql_log(ql_log_warn, vha, 0xb052, + "Firmware aborted with " + "error code 0x00006700. Device is " + "being reset.\n"); if (halt_status & HALT_STATUS_UNRECOVERABLE) { set_bit(ISP_UNRECOVERABLE, &vha->dpc_flags); @@ -3869,16 +3892,8 @@ void qla82xx_watchdog(scsi_qla_host_t *vha) } qla2xxx_wake_dpc(vha); ha->flags.isp82xx_fw_hung = 1; - if (ha->flags.mbox_busy) { - ha->flags.mbox_int = 1; - ql_log(ql_log_warn, vha, 0x6007, - "Due to FW hung, doing " - "premature completion of mbx " - "command.\n"); - if (test_bit(MBX_INTR_WAIT, - &ha->mbx_cmd_flags)) - complete(&ha->mbx_intr_comp); - } + ql_log(ql_log_warn, vha, 0x6007, "Firmware hung.\n"); + qla82xx_clear_pending_mbx(vha); } } } @@ -4073,10 +4088,7 @@ qla82xx_chip_reset_cleanup(scsi_qla_host_t *vha) msleep(1000); if (qla82xx_check_fw_alive(vha)) { ha->flags.isp82xx_fw_hung = 1; - if (ha->flags.mbox_busy) { - ha->flags.mbox_int = 1; - complete(&ha->mbx_intr_comp); - } + qla82xx_clear_pending_mbx(vha); break; } } diff --git a/drivers/scsi/qla2xxx/qla_nx.h b/drivers/scsi/qla2xxx/qla_nx.h index 57820c199bc..57a226be339 100644 --- a/drivers/scsi/qla2xxx/qla_nx.h +++ b/drivers/scsi/qla2xxx/qla_nx.h @@ -1173,4 +1173,8 @@ struct qla82xx_md_entry_queue { static const int MD_MIU_TEST_AGT_RDDATA[] = { 0x410000A8, 0x410000AC, 0x410000B8, 0x410000BC }; + +#define CRB_NIU_XG_PAUSE_CTL_P0 0x1 +#define CRB_NIU_XG_PAUSE_CTL_P1 0x8 + #endif diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index fd14c7bfc62..f9e5b85e84d 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -201,12 +201,12 @@ MODULE_PARM_DESC(ql2xmdcapmask, "Set the Minidump driver capture mask level. " "Default is 0x7F - Can be set to 0x3, 0x7, 0xF, 0x1F, 0x7F."); -int ql2xmdenable; +int ql2xmdenable = 1; module_param(ql2xmdenable, int, S_IRUGO); MODULE_PARM_DESC(ql2xmdenable, "Enable/disable MiniDump. " - "0 (Default) - MiniDump disabled. " - "1 - MiniDump enabled."); + "0 - MiniDump disabled. " + "1 (Default) - MiniDump enabled."); /* * SCSI host template entry points @@ -423,6 +423,7 @@ fail2: qla25xx_delete_queues(vha); destroy_workqueue(ha->wq); ha->wq = NULL; + vha->req = ha->req_q_map[0]; fail: ha->mqenable = 0; kfree(ha->req_q_map); @@ -814,49 +815,6 @@ qla2x00_wait_for_chip_reset(scsi_qla_host_t *vha) return return_status; } -/* - * qla2x00_wait_for_loop_ready - * Wait for MAX_LOOP_TIMEOUT(5 min) value for loop - * to be in LOOP_READY state. - * Input: - * ha - pointer to host adapter structure - * - * Note: - * Does context switching-Release SPIN_LOCK - * (if any) before calling this routine. - * - * - * Return: - * Success (LOOP_READY) : 0 - * Failed (LOOP_NOT_READY) : 1 - */ -static inline int -qla2x00_wait_for_loop_ready(scsi_qla_host_t *vha) -{ - int return_status = QLA_SUCCESS; - unsigned long loop_timeout ; - struct qla_hw_data *ha = vha->hw; - scsi_qla_host_t *base_vha = pci_get_drvdata(ha->pdev); - - /* wait for 5 min at the max for loop to be ready */ - loop_timeout = jiffies + (MAX_LOOP_TIMEOUT * HZ); - - while ((!atomic_read(&base_vha->loop_down_timer) && - atomic_read(&base_vha->loop_state) == LOOP_DOWN) || - atomic_read(&base_vha->loop_state) != LOOP_READY) { - if (atomic_read(&base_vha->loop_state) == LOOP_DEAD) { - return_status = QLA_FUNCTION_FAILED; - break; - } - msleep(1000); - if (time_after_eq(jiffies, loop_timeout)) { - return_status = QLA_FUNCTION_FAILED; - break; - } - } - return (return_status); -} - static void sp_get(struct srb *sp) { @@ -1035,12 +993,6 @@ __qla2xxx_eh_generic_reset(char *name, enum nexus_wait_type type, "Wait for hba online failed for cmd=%p.\n", cmd); goto eh_reset_failed; } - err = 1; - if (qla2x00_wait_for_loop_ready(vha) != QLA_SUCCESS) { - ql_log(ql_log_warn, vha, 0x800b, - "Wait for loop ready failed for cmd=%p.\n", cmd); - goto eh_reset_failed; - } err = 2; if (do_reset(fcport, cmd->device->lun, cmd->request->cpu + 1) != QLA_SUCCESS) { @@ -1137,10 +1089,9 @@ qla2xxx_eh_bus_reset(struct scsi_cmnd *cmd) goto eh_bus_reset_done; } - if (qla2x00_wait_for_loop_ready(vha) == QLA_SUCCESS) { - if (qla2x00_loop_reset(vha) == QLA_SUCCESS) - ret = SUCCESS; - } + if (qla2x00_loop_reset(vha) == QLA_SUCCESS) + ret = SUCCESS; + if (ret == FAILED) goto eh_bus_reset_done; @@ -1206,15 +1157,6 @@ qla2xxx_eh_host_reset(struct scsi_cmnd *cmd) if (qla2x00_wait_for_reset_ready(vha) != QLA_SUCCESS) goto eh_host_reset_lock; - /* - * Fixme-may be dpc thread is active and processing - * loop_resync,so wait a while for it to - * be completed and then issue big hammer.Otherwise - * it may cause I/O failure as big hammer marks the - * devices as lost kicking of the port_down_timer - * while dpc is stuck for the mailbox to complete. - */ - qla2x00_wait_for_loop_ready(vha); if (vha != base_vha) { if (qla2x00_vp_abort_isp(vha)) goto eh_host_reset_lock; @@ -1297,16 +1239,13 @@ qla2x00_loop_reset(scsi_qla_host_t *vha) atomic_set(&vha->loop_state, LOOP_DOWN); atomic_set(&vha->loop_down_timer, LOOP_DOWN_TIME); qla2x00_mark_all_devices_lost(vha, 0); - qla2x00_wait_for_loop_ready(vha); } if (ha->flags.enable_lip_reset) { ret = qla2x00_lip_reset(vha); - if (ret != QLA_SUCCESS) { + if (ret != QLA_SUCCESS) ql_dbg(ql_dbg_taskm, vha, 0x802e, "lip_reset failed (%d).\n", ret); - } else - qla2x00_wait_for_loop_ready(vha); } /* Issue marker command only when we are going to start the I/O */ @@ -4070,13 +4009,8 @@ qla2xxx_pci_error_detected(struct pci_dev *pdev, pci_channel_state_t state) /* For ISP82XX complete any pending mailbox cmd */ if (IS_QLA82XX(ha)) { ha->flags.isp82xx_fw_hung = 1; - if (ha->flags.mbox_busy) { - ha->flags.mbox_int = 1; - ql_dbg(ql_dbg_aer, vha, 0x9001, - "Due to pci channel io frozen, doing premature " - "completion of mbx command.\n"); - complete(&ha->mbx_intr_comp); - } + ql_dbg(ql_dbg_aer, vha, 0x9001, "Pci channel io frozen\n"); + qla82xx_clear_pending_mbx(vha); } qla2x00_free_irqs(vha); pci_disable_device(pdev); diff --git a/drivers/scsi/qla2xxx/qla_version.h b/drivers/scsi/qla2xxx/qla_version.h index 13b6357c1fa..23f33a6d52d 100644 --- a/drivers/scsi/qla2xxx/qla_version.h +++ b/drivers/scsi/qla2xxx/qla_version.h @@ -7,7 +7,7 @@ /* * Driver version */ -#define QLA2XXX_VERSION "8.03.07.07-k" +#define QLA2XXX_VERSION "8.03.07.12-k" #define QLA_DRIVER_MAJOR_VER 8 #define QLA_DRIVER_MINOR_VER 3 diff --git a/drivers/scsi/qla4xxx/ql4_def.h b/drivers/scsi/qla4xxx/ql4_def.h index ace637bf254..fd5edc6e166 100644 --- a/drivers/scsi/qla4xxx/ql4_def.h +++ b/drivers/scsi/qla4xxx/ql4_def.h @@ -147,7 +147,7 @@ #define ISCSI_ALIAS_SIZE 32 /* ISCSI Alias name size */ #define ISCSI_NAME_SIZE 0xE0 /* ISCSI Name size */ -#define QL4_SESS_RECOVERY_TMO 30 /* iSCSI session */ +#define QL4_SESS_RECOVERY_TMO 120 /* iSCSI session */ /* recovery timeout */ #define LSDW(x) ((u32)((u64)(x))) @@ -173,6 +173,8 @@ #define ISNS_DEREG_TOV 5 #define HBA_ONLINE_TOV 30 #define DISABLE_ACB_TOV 30 +#define IP_CONFIG_TOV 30 +#define LOGIN_TOV 12 #define MAX_RESET_HA_RETRIES 2 @@ -240,6 +242,45 @@ struct ddb_entry { uint16_t fw_ddb_index; /* DDB firmware index */ uint32_t fw_ddb_device_state; /* F/W Device State -- see ql4_fw.h */ + uint16_t ddb_type; +#define FLASH_DDB 0x01 + + struct dev_db_entry fw_ddb_entry; + int (*unblock_sess)(struct iscsi_cls_session *cls_session); + int (*ddb_change)(struct scsi_qla_host *ha, uint32_t fw_ddb_index, + struct ddb_entry *ddb_entry, uint32_t state); + + /* Driver Re-login */ + unsigned long flags; /* DDB Flags */ + uint16_t default_relogin_timeout; /* Max time to wait for + * relogin to complete */ + atomic_t retry_relogin_timer; /* Min Time between relogins + * (4000 only) */ + atomic_t relogin_timer; /* Max Time to wait for + * relogin to complete */ + atomic_t relogin_retry_count; /* Num of times relogin has been + * retried */ + uint32_t default_time2wait; /* Default Min time between + * relogins (+aens) */ + +}; + +struct qla_ddb_index { + struct list_head list; + uint16_t fw_ddb_idx; + struct dev_db_entry fw_ddb; +}; + +#define DDB_IPADDR_LEN 64 + +struct ql4_tuple_ddb { + int port; + int tpgt; + char ip_addr[DDB_IPADDR_LEN]; + char iscsi_name[ISCSI_NAME_SIZE]; + uint16_t options; +#define DDB_OPT_IPV6 0x0e0e +#define DDB_OPT_IPV4 0x0f0f }; /* @@ -411,7 +452,7 @@ struct scsi_qla_host { #define AF_FW_RECOVERY 19 /* 0x00080000 */ #define AF_EEH_BUSY 20 /* 0x00100000 */ #define AF_PCI_CHANNEL_IO_PERM_FAILURE 21 /* 0x00200000 */ - +#define AF_BUILD_DDB_LIST 22 /* 0x00400000 */ unsigned long dpc_flags; #define DPC_RESET_HA 1 /* 0x00000002 */ @@ -604,6 +645,7 @@ struct scsi_qla_host { uint16_t bootload_minor; uint16_t bootload_patch; uint16_t bootload_build; + uint16_t def_timeout; /* Default login timeout */ uint32_t flash_state; #define QLFLASH_WAITING 0 @@ -623,6 +665,11 @@ struct scsi_qla_host { uint16_t iscsi_pci_func_cnt; uint8_t model_name[16]; struct completion disable_acb_comp; + struct dma_pool *fw_ddb_dma_pool; +#define DDB_DMA_BLOCK_SIZE 512 + uint16_t pri_ddb_idx; + uint16_t sec_ddb_idx; + int is_reset; }; struct ql4_task_data { @@ -835,6 +882,10 @@ static inline int ql4xxx_reset_active(struct scsi_qla_host *ha) /*---------------------------------------------------------------------------*/ /* Defines for qla4xxx_initialize_adapter() and qla4xxx_recover_adapter() */ + +#define INIT_ADAPTER 0 +#define RESET_ADAPTER 1 + #define PRESERVE_DDB_LIST 0 #define REBUILD_DDB_LIST 1 diff --git a/drivers/scsi/qla4xxx/ql4_fw.h b/drivers/scsi/qla4xxx/ql4_fw.h index cbd5a20dbbd..4ac07f88252 100644 --- a/drivers/scsi/qla4xxx/ql4_fw.h +++ b/drivers/scsi/qla4xxx/ql4_fw.h @@ -12,6 +12,7 @@ #define MAX_PRST_DEV_DB_ENTRIES 64 #define MIN_DISC_DEV_DB_ENTRY MAX_PRST_DEV_DB_ENTRIES #define MAX_DEV_DB_ENTRIES 512 +#define MAX_DEV_DB_ENTRIES_40XX 256 /************************************************************************* * @@ -604,6 +605,13 @@ struct addr_ctrl_blk { uint8_t res14[140]; /* 274-2FF */ }; +#define IP_ADDR_COUNT 4 /* Total 4 IP address supported in one interface + * One IPv4, one IPv6 link local and 2 IPv6 + */ + +#define IP_STATE_MASK 0x0F000000 +#define IP_STATE_SHIFT 24 + struct init_fw_ctrl_blk { struct addr_ctrl_blk pri; /* struct addr_ctrl_blk sec;*/ diff --git a/drivers/scsi/qla4xxx/ql4_glbl.h b/drivers/scsi/qla4xxx/ql4_glbl.h index 160db9d5ea2..d0dd4b33020 100644 --- a/drivers/scsi/qla4xxx/ql4_glbl.h +++ b/drivers/scsi/qla4xxx/ql4_glbl.h @@ -13,7 +13,7 @@ struct iscsi_cls_conn; int qla4xxx_hw_reset(struct scsi_qla_host *ha); int ql4xxx_lock_drvr_wait(struct scsi_qla_host *a); int qla4xxx_send_command_to_isp(struct scsi_qla_host *ha, struct srb *srb); -int qla4xxx_initialize_adapter(struct scsi_qla_host *ha); +int qla4xxx_initialize_adapter(struct scsi_qla_host *ha, int is_reset); int qla4xxx_soft_reset(struct scsi_qla_host *ha); irqreturn_t qla4xxx_intr_handler(int irq, void *dev_id); @@ -153,10 +153,13 @@ int qla4xxx_req_ddb_entry(struct scsi_qla_host *ha, uint32_t fw_ddb_index, uint32_t *mbx_sts); int qla4xxx_clear_ddb_entry(struct scsi_qla_host *ha, uint32_t fw_ddb_index); int qla4xxx_send_passthru0(struct iscsi_task *task); +void qla4xxx_free_ddb_index(struct scsi_qla_host *ha); int qla4xxx_get_mgmt_data(struct scsi_qla_host *ha, uint16_t fw_ddb_index, uint16_t stats_size, dma_addr_t stats_dma); void qla4xxx_update_session_conn_param(struct scsi_qla_host *ha, struct ddb_entry *ddb_entry); +void qla4xxx_update_session_conn_fwddb_param(struct scsi_qla_host *ha, + struct ddb_entry *ddb_entry); int qla4xxx_bootdb_by_index(struct scsi_qla_host *ha, struct dev_db_entry *fw_ddb_entry, dma_addr_t fw_ddb_entry_dma, uint16_t ddb_index); @@ -169,11 +172,22 @@ int qla4xxx_set_nvram(struct scsi_qla_host *ha, dma_addr_t nvram_dma, int qla4xxx_restore_factory_defaults(struct scsi_qla_host *ha, uint32_t region, uint32_t field0, uint32_t field1); +int qla4xxx_get_ddb_index(struct scsi_qla_host *ha, uint16_t *ddb_index); +void qla4xxx_login_flash_ddb(struct iscsi_cls_session *cls_session); +int qla4xxx_unblock_ddb(struct iscsi_cls_session *cls_session); +int qla4xxx_unblock_flash_ddb(struct iscsi_cls_session *cls_session); +int qla4xxx_flash_ddb_change(struct scsi_qla_host *ha, uint32_t fw_ddb_index, + struct ddb_entry *ddb_entry, uint32_t state); +int qla4xxx_ddb_change(struct scsi_qla_host *ha, uint32_t fw_ddb_index, + struct ddb_entry *ddb_entry, uint32_t state); +void qla4xxx_build_ddb_list(struct scsi_qla_host *ha, int is_reset); /* BSG Functions */ int qla4xxx_bsg_request(struct bsg_job *bsg_job); int qla4xxx_process_vendor_specific(struct bsg_job *bsg_job); +void qla4xxx_arm_relogin_timer(struct ddb_entry *ddb_entry); + extern int ql4xextended_error_logging; extern int ql4xdontresethba; extern int ql4xenablemsix; diff --git a/drivers/scsi/qla4xxx/ql4_init.c b/drivers/scsi/qla4xxx/ql4_init.c index 3075fbaef55..1bdfa8120ac 100644 --- a/drivers/scsi/qla4xxx/ql4_init.c +++ b/drivers/scsi/qla4xxx/ql4_init.c @@ -773,22 +773,24 @@ int qla4xxx_start_firmware(struct scsi_qla_host *ha) * be freed so that when login happens from user space there are free DDB * indices available. **/ -static void qla4xxx_free_ddb_index(struct scsi_qla_host *ha) +void qla4xxx_free_ddb_index(struct scsi_qla_host *ha) { int max_ddbs; int ret; uint32_t idx = 0, next_idx = 0; uint32_t state = 0, conn_err = 0; - max_ddbs = is_qla40XX(ha) ? MAX_PRST_DEV_DB_ENTRIES : + max_ddbs = is_qla40XX(ha) ? MAX_DEV_DB_ENTRIES_40XX : MAX_DEV_DB_ENTRIES; for (idx = 0; idx < max_ddbs; idx = next_idx) { ret = qla4xxx_get_fwddb_entry(ha, idx, NULL, 0, NULL, &next_idx, &state, &conn_err, NULL, NULL); - if (ret == QLA_ERROR) + if (ret == QLA_ERROR) { + next_idx++; continue; + } if (state == DDB_DS_NO_CONNECTION_ACTIVE || state == DDB_DS_SESSION_FAILED) { DEBUG2(ql4_printk(KERN_INFO, ha, @@ -804,7 +806,6 @@ static void qla4xxx_free_ddb_index(struct scsi_qla_host *ha) } } - /** * qla4xxx_initialize_adapter - initiailizes hba * @ha: Pointer to host adapter structure. @@ -812,7 +813,7 @@ static void qla4xxx_free_ddb_index(struct scsi_qla_host *ha) * This routine parforms all of the steps necessary to initialize the adapter. * **/ -int qla4xxx_initialize_adapter(struct scsi_qla_host *ha) +int qla4xxx_initialize_adapter(struct scsi_qla_host *ha, int is_reset) { int status = QLA_ERROR; @@ -840,7 +841,8 @@ int qla4xxx_initialize_adapter(struct scsi_qla_host *ha) if (status == QLA_ERROR) goto exit_init_hba; - qla4xxx_free_ddb_index(ha); + if (is_reset == RESET_ADAPTER) + qla4xxx_build_ddb_list(ha, is_reset); set_bit(AF_ONLINE, &ha->flags); exit_init_hba: @@ -855,38 +857,12 @@ exit_init_hba: return status; } -/** - * qla4xxx_process_ddb_changed - process ddb state change - * @ha - Pointer to host adapter structure. - * @fw_ddb_index - Firmware's device database index - * @state - Device state - * - * This routine processes a Decive Database Changed AEN Event. - **/ -int qla4xxx_process_ddb_changed(struct scsi_qla_host *ha, uint32_t fw_ddb_index, - uint32_t state, uint32_t conn_err) +int qla4xxx_ddb_change(struct scsi_qla_host *ha, uint32_t fw_ddb_index, + struct ddb_entry *ddb_entry, uint32_t state) { - struct ddb_entry * ddb_entry; uint32_t old_fw_ddb_device_state; int status = QLA_ERROR; - /* check for out of range index */ - if (fw_ddb_index >= MAX_DDB_ENTRIES) - goto exit_ddb_event; - - /* Get the corresponging ddb entry */ - ddb_entry = qla4xxx_lookup_ddb_by_fw_index(ha, fw_ddb_index); - /* Device does not currently exist in our database. */ - if (ddb_entry == NULL) { - ql4_printk(KERN_ERR, ha, "%s: No ddb_entry at FW index [%d]\n", - __func__, fw_ddb_index); - - if (state == DDB_DS_NO_CONNECTION_ACTIVE) - clear_bit(fw_ddb_index, ha->ddb_idx_map); - - goto exit_ddb_event; - } - old_fw_ddb_device_state = ddb_entry->fw_ddb_device_state; DEBUG2(ql4_printk(KERN_INFO, ha, "%s: DDB - old state = 0x%x, new state = 0x%x for " @@ -900,9 +876,7 @@ int qla4xxx_process_ddb_changed(struct scsi_qla_host *ha, uint32_t fw_ddb_index, switch (state) { case DDB_DS_SESSION_ACTIVE: case DDB_DS_DISCOVERY: - iscsi_conn_start(ddb_entry->conn); - iscsi_conn_login_event(ddb_entry->conn, - ISCSI_CONN_STATE_LOGGED_IN); + ddb_entry->unblock_sess(ddb_entry->sess); qla4xxx_update_session_conn_param(ha, ddb_entry); status = QLA_SUCCESS; break; @@ -936,9 +910,7 @@ int qla4xxx_process_ddb_changed(struct scsi_qla_host *ha, uint32_t fw_ddb_index, switch (state) { case DDB_DS_SESSION_ACTIVE: case DDB_DS_DISCOVERY: - iscsi_conn_start(ddb_entry->conn); - iscsi_conn_login_event(ddb_entry->conn, - ISCSI_CONN_STATE_LOGGED_IN); + ddb_entry->unblock_sess(ddb_entry->sess); qla4xxx_update_session_conn_param(ha, ddb_entry); status = QLA_SUCCESS; break; @@ -954,7 +926,198 @@ int qla4xxx_process_ddb_changed(struct scsi_qla_host *ha, uint32_t fw_ddb_index, __func__)); break; } + return status; +} + +void qla4xxx_arm_relogin_timer(struct ddb_entry *ddb_entry) +{ + /* + * This triggers a relogin. After the relogin_timer + * expires, the relogin gets scheduled. We must wait a + * minimum amount of time since receiving an 0x8014 AEN + * with failed device_state or a logout response before + * we can issue another relogin. + * + * Firmware pads this timeout: (time2wait +1). + * Driver retry to login should be longer than F/W. + * Otherwise F/W will fail + * set_ddb() mbx cmd with 0x4005 since it still + * counting down its time2wait. + */ + atomic_set(&ddb_entry->relogin_timer, 0); + atomic_set(&ddb_entry->retry_relogin_timer, + ddb_entry->default_time2wait + 4); + +} + +int qla4xxx_flash_ddb_change(struct scsi_qla_host *ha, uint32_t fw_ddb_index, + struct ddb_entry *ddb_entry, uint32_t state) +{ + uint32_t old_fw_ddb_device_state; + int status = QLA_ERROR; + + old_fw_ddb_device_state = ddb_entry->fw_ddb_device_state; + DEBUG2(ql4_printk(KERN_INFO, ha, + "%s: DDB - old state = 0x%x, new state = 0x%x for " + "index [%d]\n", __func__, + ddb_entry->fw_ddb_device_state, state, fw_ddb_index)); + + ddb_entry->fw_ddb_device_state = state; + + switch (old_fw_ddb_device_state) { + case DDB_DS_LOGIN_IN_PROCESS: + case DDB_DS_NO_CONNECTION_ACTIVE: + switch (state) { + case DDB_DS_SESSION_ACTIVE: + ddb_entry->unblock_sess(ddb_entry->sess); + qla4xxx_update_session_conn_fwddb_param(ha, ddb_entry); + status = QLA_SUCCESS; + break; + case DDB_DS_SESSION_FAILED: + iscsi_block_session(ddb_entry->sess); + if (!test_bit(DF_RELOGIN, &ddb_entry->flags)) + qla4xxx_arm_relogin_timer(ddb_entry); + status = QLA_SUCCESS; + break; + } + break; + case DDB_DS_SESSION_ACTIVE: + switch (state) { + case DDB_DS_SESSION_FAILED: + iscsi_block_session(ddb_entry->sess); + if (!test_bit(DF_RELOGIN, &ddb_entry->flags)) + qla4xxx_arm_relogin_timer(ddb_entry); + status = QLA_SUCCESS; + break; + } + break; + case DDB_DS_SESSION_FAILED: + switch (state) { + case DDB_DS_SESSION_ACTIVE: + ddb_entry->unblock_sess(ddb_entry->sess); + qla4xxx_update_session_conn_fwddb_param(ha, ddb_entry); + status = QLA_SUCCESS; + break; + case DDB_DS_SESSION_FAILED: + if (!test_bit(DF_RELOGIN, &ddb_entry->flags)) + qla4xxx_arm_relogin_timer(ddb_entry); + status = QLA_SUCCESS; + break; + } + break; + default: + DEBUG2(ql4_printk(KERN_INFO, ha, "%s: Unknown Event\n", + __func__)); + break; + } + return status; +} + +/** + * qla4xxx_process_ddb_changed - process ddb state change + * @ha - Pointer to host adapter structure. + * @fw_ddb_index - Firmware's device database index + * @state - Device state + * + * This routine processes a Decive Database Changed AEN Event. + **/ +int qla4xxx_process_ddb_changed(struct scsi_qla_host *ha, + uint32_t fw_ddb_index, + uint32_t state, uint32_t conn_err) +{ + struct ddb_entry *ddb_entry; + int status = QLA_ERROR; + + /* check for out of range index */ + if (fw_ddb_index >= MAX_DDB_ENTRIES) + goto exit_ddb_event; + + /* Get the corresponging ddb entry */ + ddb_entry = qla4xxx_lookup_ddb_by_fw_index(ha, fw_ddb_index); + /* Device does not currently exist in our database. */ + if (ddb_entry == NULL) { + ql4_printk(KERN_ERR, ha, "%s: No ddb_entry at FW index [%d]\n", + __func__, fw_ddb_index); + + if (state == DDB_DS_NO_CONNECTION_ACTIVE) + clear_bit(fw_ddb_index, ha->ddb_idx_map); + + goto exit_ddb_event; + } + + ddb_entry->ddb_change(ha, fw_ddb_index, ddb_entry, state); exit_ddb_event: return status; } + +/** + * qla4xxx_login_flash_ddb - Login to target (DDB) + * @cls_session: Pointer to the session to login + * + * This routine logins to the target. + * Issues setddb and conn open mbx + **/ +void qla4xxx_login_flash_ddb(struct iscsi_cls_session *cls_session) +{ + struct iscsi_session *sess; + struct ddb_entry *ddb_entry; + struct scsi_qla_host *ha; + struct dev_db_entry *fw_ddb_entry = NULL; + dma_addr_t fw_ddb_dma; + uint32_t mbx_sts = 0; + int ret; + + sess = cls_session->dd_data; + ddb_entry = sess->dd_data; + ha = ddb_entry->ha; + + if (!test_bit(AF_LINK_UP, &ha->flags)) + return; + + if (ddb_entry->ddb_type != FLASH_DDB) { + DEBUG2(ql4_printk(KERN_INFO, ha, + "Skipping login to non FLASH DB")); + goto exit_login; + } + + fw_ddb_entry = dma_pool_alloc(ha->fw_ddb_dma_pool, GFP_KERNEL, + &fw_ddb_dma); + if (fw_ddb_entry == NULL) { + DEBUG2(ql4_printk(KERN_ERR, ha, "Out of memory\n")); + goto exit_login; + } + + if (ddb_entry->fw_ddb_index == INVALID_ENTRY) { + ret = qla4xxx_get_ddb_index(ha, &ddb_entry->fw_ddb_index); + if (ret == QLA_ERROR) + goto exit_login; + + ha->fw_ddb_index_map[ddb_entry->fw_ddb_index] = ddb_entry; + ha->tot_ddbs++; + } + + memcpy(fw_ddb_entry, &ddb_entry->fw_ddb_entry, + sizeof(struct dev_db_entry)); + ddb_entry->sess->target_id = ddb_entry->fw_ddb_index; + + ret = qla4xxx_set_ddb_entry(ha, ddb_entry->fw_ddb_index, + fw_ddb_dma, &mbx_sts); + if (ret == QLA_ERROR) { + DEBUG2(ql4_printk(KERN_ERR, ha, "Set DDB failed\n")); + goto exit_login; + } + + ddb_entry->fw_ddb_device_state = DDB_DS_LOGIN_IN_PROCESS; + ret = qla4xxx_conn_open(ha, ddb_entry->fw_ddb_index); + if (ret == QLA_ERROR) { + ql4_printk(KERN_ERR, ha, "%s: Login failed: %s\n", __func__, + sess->targetname); + goto exit_login; + } + +exit_login: + if (fw_ddb_entry) + dma_pool_free(ha->fw_ddb_dma_pool, fw_ddb_entry, fw_ddb_dma); +} + diff --git a/drivers/scsi/qla4xxx/ql4_mbx.c b/drivers/scsi/qla4xxx/ql4_mbx.c index 4c2b8487039..c2593782fbb 100644 --- a/drivers/scsi/qla4xxx/ql4_mbx.c +++ b/drivers/scsi/qla4xxx/ql4_mbx.c @@ -41,6 +41,16 @@ int qla4xxx_mailbox_command(struct scsi_qla_host *ha, uint8_t inCount, return status; } + if (is_qla40XX(ha)) { + if (test_bit(AF_HA_REMOVAL, &ha->flags)) { + DEBUG2(ql4_printk(KERN_WARNING, ha, "scsi%ld: %s: " + "prematurely completing mbx cmd as " + "adapter removal detected\n", + ha->host_no, __func__)); + return status; + } + } + if (is_qla8022(ha)) { if (test_bit(AF_FW_RECOVERY, &ha->flags)) { DEBUG2(ql4_printk(KERN_WARNING, ha, "scsi%ld: %s: " @@ -413,6 +423,7 @@ qla4xxx_update_local_ifcb(struct scsi_qla_host *ha, memcpy(ha->name_string, init_fw_cb->iscsi_name, min(sizeof(ha->name_string), sizeof(init_fw_cb->iscsi_name))); + ha->def_timeout = le16_to_cpu(init_fw_cb->def_timeout); /*memcpy(ha->alias, init_fw_cb->Alias, min(sizeof(ha->alias), sizeof(init_fw_cb->Alias)));*/ diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c index 30f31b127f3..4169c8baa11 100644 --- a/drivers/scsi/qla4xxx/ql4_os.c +++ b/drivers/scsi/qla4xxx/ql4_os.c @@ -8,6 +8,7 @@ #include <linux/slab.h> #include <linux/blkdev.h> #include <linux/iscsi_boot_sysfs.h> +#include <linux/inet.h> #include <scsi/scsi_tcq.h> #include <scsi/scsicam.h> @@ -31,6 +32,13 @@ static struct kmem_cache *srb_cachep; /* * Module parameter information and variables */ +int ql4xdisablesysfsboot = 1; +module_param(ql4xdisablesysfsboot, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(ql4xdisablesysfsboot, + "Set to disable exporting boot targets to sysfs\n" + " 0 - Export boot targets\n" + " 1 - Do not export boot targets (Default)"); + int ql4xdontresethba = 0; module_param(ql4xdontresethba, int, S_IRUGO | S_IWUSR); MODULE_PARM_DESC(ql4xdontresethba, @@ -63,7 +71,7 @@ static int ql4xsess_recovery_tmo = QL4_SESS_RECOVERY_TMO; module_param(ql4xsess_recovery_tmo, int, S_IRUGO); MODULE_PARM_DESC(ql4xsess_recovery_tmo, "Target Session Recovery Timeout.\n" - " Default: 30 sec."); + " Default: 120 sec."); static int qla4xxx_wait_for_hba_online(struct scsi_qla_host *ha); /* @@ -415,7 +423,7 @@ static int qla4xxx_ep_poll(struct iscsi_endpoint *ep, int timeout_ms) qla_ep = ep->dd_data; ha = to_qla_host(qla_ep->host); - if (adapter_up(ha)) + if (adapter_up(ha) && !test_bit(AF_BUILD_DDB_LIST, &ha->flags)) ret = 1; return ret; @@ -975,6 +983,150 @@ static int qla4xxx_conn_get_param(struct iscsi_cls_conn *cls_conn, } +int qla4xxx_get_ddb_index(struct scsi_qla_host *ha, uint16_t *ddb_index) +{ + uint32_t mbx_sts = 0; + uint16_t tmp_ddb_index; + int ret; + +get_ddb_index: + tmp_ddb_index = find_first_zero_bit(ha->ddb_idx_map, MAX_DDB_ENTRIES); + + if (tmp_ddb_index >= MAX_DDB_ENTRIES) { + DEBUG2(ql4_printk(KERN_INFO, ha, + "Free DDB index not available\n")); + ret = QLA_ERROR; + goto exit_get_ddb_index; + } + + if (test_and_set_bit(tmp_ddb_index, ha->ddb_idx_map)) + goto get_ddb_index; + + DEBUG2(ql4_printk(KERN_INFO, ha, + "Found a free DDB index at %d\n", tmp_ddb_index)); + ret = qla4xxx_req_ddb_entry(ha, tmp_ddb_index, &mbx_sts); + if (ret == QLA_ERROR) { + if (mbx_sts == MBOX_STS_COMMAND_ERROR) { + ql4_printk(KERN_INFO, ha, + "DDB index = %d not available trying next\n", + tmp_ddb_index); + goto get_ddb_index; + } + DEBUG2(ql4_printk(KERN_INFO, ha, + "Free FW DDB not available\n")); + } + + *ddb_index = tmp_ddb_index; + +exit_get_ddb_index: + return ret; +} + +static int qla4xxx_match_ipaddress(struct scsi_qla_host *ha, + struct ddb_entry *ddb_entry, + char *existing_ipaddr, + char *user_ipaddr) +{ + uint8_t dst_ipaddr[IPv6_ADDR_LEN]; + char formatted_ipaddr[DDB_IPADDR_LEN]; + int status = QLA_SUCCESS, ret = 0; + + if (ddb_entry->fw_ddb_entry.options & DDB_OPT_IPV6_DEVICE) { + ret = in6_pton(user_ipaddr, strlen(user_ipaddr), dst_ipaddr, + '\0', NULL); + if (ret == 0) { + status = QLA_ERROR; + goto out_match; + } + ret = sprintf(formatted_ipaddr, "%pI6", dst_ipaddr); + } else { + ret = in4_pton(user_ipaddr, strlen(user_ipaddr), dst_ipaddr, + '\0', NULL); + if (ret == 0) { + status = QLA_ERROR; + goto out_match; + } + ret = sprintf(formatted_ipaddr, "%pI4", dst_ipaddr); + } + + if (strcmp(existing_ipaddr, formatted_ipaddr)) + status = QLA_ERROR; + +out_match: + return status; +} + +static int qla4xxx_match_fwdb_session(struct scsi_qla_host *ha, + struct iscsi_cls_conn *cls_conn) +{ + int idx = 0, max_ddbs, rval; + struct iscsi_cls_session *cls_sess = iscsi_conn_to_session(cls_conn); + struct iscsi_session *sess, *existing_sess; + struct iscsi_conn *conn, *existing_conn; + struct ddb_entry *ddb_entry; + + sess = cls_sess->dd_data; + conn = cls_conn->dd_data; + + if (sess->targetname == NULL || + conn->persistent_address == NULL || + conn->persistent_port == 0) + return QLA_ERROR; + + max_ddbs = is_qla40XX(ha) ? MAX_DEV_DB_ENTRIES_40XX : + MAX_DEV_DB_ENTRIES; + + for (idx = 0; idx < max_ddbs; idx++) { + ddb_entry = qla4xxx_lookup_ddb_by_fw_index(ha, idx); + if (ddb_entry == NULL) + continue; + + if (ddb_entry->ddb_type != FLASH_DDB) + continue; + + existing_sess = ddb_entry->sess->dd_data; + existing_conn = ddb_entry->conn->dd_data; + + if (existing_sess->targetname == NULL || + existing_conn->persistent_address == NULL || + existing_conn->persistent_port == 0) + continue; + + DEBUG2(ql4_printk(KERN_INFO, ha, + "IQN = %s User IQN = %s\n", + existing_sess->targetname, + sess->targetname)); + + DEBUG2(ql4_printk(KERN_INFO, ha, + "IP = %s User IP = %s\n", + existing_conn->persistent_address, + conn->persistent_address)); + + DEBUG2(ql4_printk(KERN_INFO, ha, + "Port = %d User Port = %d\n", + existing_conn->persistent_port, + conn->persistent_port)); + + if (strcmp(existing_sess->targetname, sess->targetname)) + continue; + rval = qla4xxx_match_ipaddress(ha, ddb_entry, + existing_conn->persistent_address, + conn->persistent_address); + if (rval == QLA_ERROR) + continue; + if (existing_conn->persistent_port != conn->persistent_port) + continue; + break; + } + + if (idx == max_ddbs) + return QLA_ERROR; + + DEBUG2(ql4_printk(KERN_INFO, ha, + "Match found in fwdb sessions\n")); + return QLA_SUCCESS; +} + static struct iscsi_cls_session * qla4xxx_session_create(struct iscsi_endpoint *ep, uint16_t cmds_max, uint16_t qdepth, @@ -984,8 +1136,7 @@ qla4xxx_session_create(struct iscsi_endpoint *ep, struct scsi_qla_host *ha; struct qla_endpoint *qla_ep; struct ddb_entry *ddb_entry; - uint32_t ddb_index; - uint32_t mbx_sts = 0; + uint16_t ddb_index; struct iscsi_session *sess; struct sockaddr *dst_addr; int ret; @@ -1000,32 +1151,9 @@ qla4xxx_session_create(struct iscsi_endpoint *ep, dst_addr = (struct sockaddr *)&qla_ep->dst_addr; ha = to_qla_host(qla_ep->host); -get_ddb_index: - ddb_index = find_first_zero_bit(ha->ddb_idx_map, MAX_DDB_ENTRIES); - - if (ddb_index >= MAX_DDB_ENTRIES) { - DEBUG2(ql4_printk(KERN_INFO, ha, - "Free DDB index not available\n")); - return NULL; - } - - if (test_and_set_bit(ddb_index, ha->ddb_idx_map)) - goto get_ddb_index; - - DEBUG2(ql4_printk(KERN_INFO, ha, - "Found a free DDB index at %d\n", ddb_index)); - ret = qla4xxx_req_ddb_entry(ha, ddb_index, &mbx_sts); - if (ret == QLA_ERROR) { - if (mbx_sts == MBOX_STS_COMMAND_ERROR) { - ql4_printk(KERN_INFO, ha, - "DDB index = %d not available trying next\n", - ddb_index); - goto get_ddb_index; - } - DEBUG2(ql4_printk(KERN_INFO, ha, - "Free FW DDB not available\n")); + ret = qla4xxx_get_ddb_index(ha, &ddb_index); + if (ret == QLA_ERROR) return NULL; - } cls_sess = iscsi_session_setup(&qla4xxx_iscsi_transport, qla_ep->host, cmds_max, sizeof(struct ddb_entry), @@ -1040,6 +1168,8 @@ get_ddb_index: ddb_entry->fw_ddb_device_state = DDB_DS_NO_CONNECTION_ACTIVE; ddb_entry->ha = ha; ddb_entry->sess = cls_sess; + ddb_entry->unblock_sess = qla4xxx_unblock_ddb; + ddb_entry->ddb_change = qla4xxx_ddb_change; cls_sess->recovery_tmo = ql4xsess_recovery_tmo; ha->fw_ddb_index_map[ddb_entry->fw_ddb_index] = ddb_entry; ha->tot_ddbs++; @@ -1077,6 +1207,9 @@ qla4xxx_conn_create(struct iscsi_cls_session *cls_sess, uint32_t conn_idx) DEBUG2(printk(KERN_INFO "Func: %s\n", __func__)); cls_conn = iscsi_conn_setup(cls_sess, sizeof(struct qla_conn), conn_idx); + if (!cls_conn) + return NULL; + sess = cls_sess->dd_data; ddb_entry = sess->dd_data; ddb_entry->conn = cls_conn; @@ -1109,7 +1242,7 @@ static int qla4xxx_conn_start(struct iscsi_cls_conn *cls_conn) struct iscsi_session *sess; struct ddb_entry *ddb_entry; struct scsi_qla_host *ha; - struct dev_db_entry *fw_ddb_entry; + struct dev_db_entry *fw_ddb_entry = NULL; dma_addr_t fw_ddb_entry_dma; uint32_t mbx_sts = 0; int ret = 0; @@ -1120,12 +1253,25 @@ static int qla4xxx_conn_start(struct iscsi_cls_conn *cls_conn) ddb_entry = sess->dd_data; ha = ddb_entry->ha; + /* Check if we have matching FW DDB, if yes then do not + * login to this target. This could cause target to logout previous + * connection + */ + ret = qla4xxx_match_fwdb_session(ha, cls_conn); + if (ret == QLA_SUCCESS) { + ql4_printk(KERN_INFO, ha, + "Session already exist in FW.\n"); + ret = -EEXIST; + goto exit_conn_start; + } + fw_ddb_entry = dma_alloc_coherent(&ha->pdev->dev, sizeof(*fw_ddb_entry), &fw_ddb_entry_dma, GFP_KERNEL); if (!fw_ddb_entry) { ql4_printk(KERN_ERR, ha, "%s: Unable to allocate dma buffer\n", __func__); - return -ENOMEM; + ret = -ENOMEM; + goto exit_conn_start; } ret = qla4xxx_set_param_ddbentry(ha, ddb_entry, cls_conn, &mbx_sts); @@ -1138,9 +1284,7 @@ static int qla4xxx_conn_start(struct iscsi_cls_conn *cls_conn) if (mbx_sts) if (ddb_entry->fw_ddb_device_state == DDB_DS_SESSION_ACTIVE) { - iscsi_conn_start(ddb_entry->conn); - iscsi_conn_login_event(ddb_entry->conn, - ISCSI_CONN_STATE_LOGGED_IN); + ddb_entry->unblock_sess(ddb_entry->sess); goto exit_set_param; } @@ -1167,8 +1311,9 @@ exit_set_param: ret = 0; exit_conn_start: - dma_free_coherent(&ha->pdev->dev, sizeof(*fw_ddb_entry), - fw_ddb_entry, fw_ddb_entry_dma); + if (fw_ddb_entry) + dma_free_coherent(&ha->pdev->dev, sizeof(*fw_ddb_entry), + fw_ddb_entry, fw_ddb_entry_dma); return ret; } @@ -1344,6 +1489,101 @@ static int qla4xxx_task_xmit(struct iscsi_task *task) return -ENOSYS; } +static void qla4xxx_copy_fwddb_param(struct scsi_qla_host *ha, + struct dev_db_entry *fw_ddb_entry, + struct iscsi_cls_session *cls_sess, + struct iscsi_cls_conn *cls_conn) +{ + int buflen = 0; + struct iscsi_session *sess; + struct iscsi_conn *conn; + char ip_addr[DDB_IPADDR_LEN]; + uint16_t options = 0; + + sess = cls_sess->dd_data; + conn = cls_conn->dd_data; + + conn->max_recv_dlength = BYTE_UNITS * + le16_to_cpu(fw_ddb_entry->iscsi_max_rcv_data_seg_len); + + conn->max_xmit_dlength = BYTE_UNITS * + le16_to_cpu(fw_ddb_entry->iscsi_max_snd_data_seg_len); + + sess->initial_r2t_en = + (BIT_10 & le16_to_cpu(fw_ddb_entry->iscsi_options)); + + sess->max_r2t = le16_to_cpu(fw_ddb_entry->iscsi_max_outsnd_r2t); + + sess->imm_data_en = (BIT_11 & le16_to_cpu(fw_ddb_entry->iscsi_options)); + + sess->first_burst = BYTE_UNITS * + le16_to_cpu(fw_ddb_entry->iscsi_first_burst_len); + + sess->max_burst = BYTE_UNITS * + le16_to_cpu(fw_ddb_entry->iscsi_max_burst_len); + + sess->time2wait = le16_to_cpu(fw_ddb_entry->iscsi_def_time2wait); + + sess->time2retain = le16_to_cpu(fw_ddb_entry->iscsi_def_time2retain); + + conn->persistent_port = le16_to_cpu(fw_ddb_entry->port); + + sess->tpgt = le32_to_cpu(fw_ddb_entry->tgt_portal_grp); + + options = le16_to_cpu(fw_ddb_entry->options); + if (options & DDB_OPT_IPV6_DEVICE) + sprintf(ip_addr, "%pI6", fw_ddb_entry->ip_addr); + else + sprintf(ip_addr, "%pI4", fw_ddb_entry->ip_addr); + + iscsi_set_param(cls_conn, ISCSI_PARAM_TARGET_NAME, + (char *)fw_ddb_entry->iscsi_name, buflen); + iscsi_set_param(cls_conn, ISCSI_PARAM_INITIATOR_NAME, + (char *)ha->name_string, buflen); + iscsi_set_param(cls_conn, ISCSI_PARAM_PERSISTENT_ADDRESS, + (char *)ip_addr, buflen); +} + +void qla4xxx_update_session_conn_fwddb_param(struct scsi_qla_host *ha, + struct ddb_entry *ddb_entry) +{ + struct iscsi_cls_session *cls_sess; + struct iscsi_cls_conn *cls_conn; + uint32_t ddb_state; + dma_addr_t fw_ddb_entry_dma; + struct dev_db_entry *fw_ddb_entry; + + fw_ddb_entry = dma_alloc_coherent(&ha->pdev->dev, sizeof(*fw_ddb_entry), + &fw_ddb_entry_dma, GFP_KERNEL); + if (!fw_ddb_entry) { + ql4_printk(KERN_ERR, ha, + "%s: Unable to allocate dma buffer\n", __func__); + goto exit_session_conn_fwddb_param; + } + + if (qla4xxx_get_fwddb_entry(ha, ddb_entry->fw_ddb_index, fw_ddb_entry, + fw_ddb_entry_dma, NULL, NULL, &ddb_state, + NULL, NULL, NULL) == QLA_ERROR) { + DEBUG2(ql4_printk(KERN_ERR, ha, "scsi%ld: %s: failed " + "get_ddb_entry for fw_ddb_index %d\n", + ha->host_no, __func__, + ddb_entry->fw_ddb_index)); + goto exit_session_conn_fwddb_param; + } + + cls_sess = ddb_entry->sess; + + cls_conn = ddb_entry->conn; + + /* Update params */ + qla4xxx_copy_fwddb_param(ha, fw_ddb_entry, cls_sess, cls_conn); + +exit_session_conn_fwddb_param: + if (fw_ddb_entry) + dma_free_coherent(&ha->pdev->dev, sizeof(*fw_ddb_entry), + fw_ddb_entry, fw_ddb_entry_dma); +} + void qla4xxx_update_session_conn_param(struct scsi_qla_host *ha, struct ddb_entry *ddb_entry) { @@ -1360,7 +1600,7 @@ void qla4xxx_update_session_conn_param(struct scsi_qla_host *ha, if (!fw_ddb_entry) { ql4_printk(KERN_ERR, ha, "%s: Unable to allocate dma buffer\n", __func__); - return; + goto exit_session_conn_param; } if (qla4xxx_get_fwddb_entry(ha, ddb_entry->fw_ddb_index, fw_ddb_entry, @@ -1370,7 +1610,7 @@ void qla4xxx_update_session_conn_param(struct scsi_qla_host *ha, "get_ddb_entry for fw_ddb_index %d\n", ha->host_no, __func__, ddb_entry->fw_ddb_index)); - return; + goto exit_session_conn_param; } cls_sess = ddb_entry->sess; @@ -1379,6 +1619,12 @@ void qla4xxx_update_session_conn_param(struct scsi_qla_host *ha, cls_conn = ddb_entry->conn; conn = cls_conn->dd_data; + /* Update timers after login */ + ddb_entry->default_relogin_timeout = + le16_to_cpu(fw_ddb_entry->def_timeout); + ddb_entry->default_time2wait = + le16_to_cpu(fw_ddb_entry->iscsi_def_time2wait); + /* Update params */ conn->max_recv_dlength = BYTE_UNITS * le16_to_cpu(fw_ddb_entry->iscsi_max_rcv_data_seg_len); @@ -1407,6 +1653,11 @@ void qla4xxx_update_session_conn_param(struct scsi_qla_host *ha, memcpy(sess->initiatorname, ha->name_string, min(sizeof(ha->name_string), sizeof(sess->initiatorname))); + +exit_session_conn_param: + if (fw_ddb_entry) + dma_free_coherent(&ha->pdev->dev, sizeof(*fw_ddb_entry), + fw_ddb_entry, fw_ddb_entry_dma); } /* @@ -1607,6 +1858,9 @@ static void qla4xxx_mem_free(struct scsi_qla_host *ha) vfree(ha->chap_list); ha->chap_list = NULL; + if (ha->fw_ddb_dma_pool) + dma_pool_destroy(ha->fw_ddb_dma_pool); + /* release io space registers */ if (is_qla8022(ha)) { if (ha->nx_pcibase) @@ -1689,6 +1943,16 @@ static int qla4xxx_mem_alloc(struct scsi_qla_host *ha) goto mem_alloc_error_exit; } + ha->fw_ddb_dma_pool = dma_pool_create("ql4_fw_ddb", &ha->pdev->dev, + DDB_DMA_BLOCK_SIZE, 8, 0); + + if (ha->fw_ddb_dma_pool == NULL) { + ql4_printk(KERN_WARNING, ha, + "%s: fw_ddb_dma_pool allocation failed..\n", + __func__); + goto mem_alloc_error_exit; + } + return QLA_SUCCESS; mem_alloc_error_exit: @@ -1800,6 +2064,60 @@ void qla4_8xxx_watchdog(struct scsi_qla_host *ha) } } +void qla4xxx_check_relogin_flash_ddb(struct iscsi_cls_session *cls_sess) +{ + struct iscsi_session *sess; + struct ddb_entry *ddb_entry; + struct scsi_qla_host *ha; + + sess = cls_sess->dd_data; + ddb_entry = sess->dd_data; + ha = ddb_entry->ha; + + if (!(ddb_entry->ddb_type == FLASH_DDB)) + return; + + if (adapter_up(ha) && !test_bit(DF_RELOGIN, &ddb_entry->flags) && + !iscsi_is_session_online(cls_sess)) { + if (atomic_read(&ddb_entry->retry_relogin_timer) != + INVALID_ENTRY) { + if (atomic_read(&ddb_entry->retry_relogin_timer) == + 0) { + atomic_set(&ddb_entry->retry_relogin_timer, + INVALID_ENTRY); + set_bit(DPC_RELOGIN_DEVICE, &ha->dpc_flags); + set_bit(DF_RELOGIN, &ddb_entry->flags); + DEBUG2(ql4_printk(KERN_INFO, ha, + "%s: index [%d] login device\n", + __func__, ddb_entry->fw_ddb_index)); + } else + atomic_dec(&ddb_entry->retry_relogin_timer); + } + } + + /* Wait for relogin to timeout */ + if (atomic_read(&ddb_entry->relogin_timer) && + (atomic_dec_and_test(&ddb_entry->relogin_timer) != 0)) { + /* + * If the relogin times out and the device is + * still NOT ONLINE then try and relogin again. + */ + if (!iscsi_is_session_online(cls_sess)) { + /* Reset retry relogin timer */ + atomic_inc(&ddb_entry->relogin_retry_count); + DEBUG2(ql4_printk(KERN_INFO, ha, + "%s: index[%d] relogin timed out-retrying" + " relogin (%d), retry (%d)\n", __func__, + ddb_entry->fw_ddb_index, + atomic_read(&ddb_entry->relogin_retry_count), + ddb_entry->default_time2wait + 4)); + set_bit(DPC_RELOGIN_DEVICE, &ha->dpc_flags); + atomic_set(&ddb_entry->retry_relogin_timer, + ddb_entry->default_time2wait + 4); + } + } +} + /** * qla4xxx_timer - checks every second for work to do. * @ha: Pointer to host adapter structure. @@ -1809,6 +2127,8 @@ static void qla4xxx_timer(struct scsi_qla_host *ha) int start_dpc = 0; uint16_t w; + iscsi_host_for_each_session(ha->host, qla4xxx_check_relogin_flash_ddb); + /* If we are in the middle of AER/EEH processing * skip any processing and reschedule the timer */ @@ -2078,7 +2398,12 @@ static void qla4xxx_fail_session(struct iscsi_cls_session *cls_session) sess = cls_session->dd_data; ddb_entry = sess->dd_data; ddb_entry->fw_ddb_device_state = DDB_DS_SESSION_FAILED; - iscsi_session_failure(cls_session->dd_data, ISCSI_ERR_CONN_FAILED); + + if (ddb_entry->ddb_type == FLASH_DDB) + iscsi_block_session(ddb_entry->sess); + else + iscsi_session_failure(cls_session->dd_data, + ISCSI_ERR_CONN_FAILED); } /** @@ -2163,7 +2488,7 @@ recover_ha_init_adapter: /* NOTE: AF_ONLINE flag set upon successful completion of * qla4xxx_initialize_adapter */ - status = qla4xxx_initialize_adapter(ha); + status = qla4xxx_initialize_adapter(ha, RESET_ADAPTER); } /* Retry failed adapter initialization, if necessary @@ -2245,17 +2570,108 @@ static void qla4xxx_relogin_devices(struct iscsi_cls_session *cls_session) iscsi_unblock_session(ddb_entry->sess); } else { /* Trigger relogin */ - iscsi_session_failure(cls_session->dd_data, - ISCSI_ERR_CONN_FAILED); + if (ddb_entry->ddb_type == FLASH_DDB) { + if (!test_bit(DF_RELOGIN, &ddb_entry->flags)) + qla4xxx_arm_relogin_timer(ddb_entry); + } else + iscsi_session_failure(cls_session->dd_data, + ISCSI_ERR_CONN_FAILED); } } } +int qla4xxx_unblock_flash_ddb(struct iscsi_cls_session *cls_session) +{ + struct iscsi_session *sess; + struct ddb_entry *ddb_entry; + struct scsi_qla_host *ha; + + sess = cls_session->dd_data; + ddb_entry = sess->dd_data; + ha = ddb_entry->ha; + ql4_printk(KERN_INFO, ha, "scsi%ld: %s: ddb[%d]" + " unblock session\n", ha->host_no, __func__, + ddb_entry->fw_ddb_index); + + iscsi_unblock_session(ddb_entry->sess); + + /* Start scan target */ + if (test_bit(AF_ONLINE, &ha->flags)) { + ql4_printk(KERN_INFO, ha, "scsi%ld: %s: ddb[%d]" + " start scan\n", ha->host_no, __func__, + ddb_entry->fw_ddb_index); + scsi_queue_work(ha->host, &ddb_entry->sess->scan_work); + } + return QLA_SUCCESS; +} + +int qla4xxx_unblock_ddb(struct iscsi_cls_session *cls_session) +{ + struct iscsi_session *sess; + struct ddb_entry *ddb_entry; + struct scsi_qla_host *ha; + + sess = cls_session->dd_data; + ddb_entry = sess->dd_data; + ha = ddb_entry->ha; + ql4_printk(KERN_INFO, ha, "scsi%ld: %s: ddb[%d]" + " unblock user space session\n", ha->host_no, __func__, + ddb_entry->fw_ddb_index); + iscsi_conn_start(ddb_entry->conn); + iscsi_conn_login_event(ddb_entry->conn, + ISCSI_CONN_STATE_LOGGED_IN); + + return QLA_SUCCESS; +} + static void qla4xxx_relogin_all_devices(struct scsi_qla_host *ha) { iscsi_host_for_each_session(ha->host, qla4xxx_relogin_devices); } +static void qla4xxx_relogin_flash_ddb(struct iscsi_cls_session *cls_sess) +{ + uint16_t relogin_timer; + struct iscsi_session *sess; + struct ddb_entry *ddb_entry; + struct scsi_qla_host *ha; + + sess = cls_sess->dd_data; + ddb_entry = sess->dd_data; + ha = ddb_entry->ha; + + relogin_timer = max(ddb_entry->default_relogin_timeout, + (uint16_t)RELOGIN_TOV); + atomic_set(&ddb_entry->relogin_timer, relogin_timer); + + DEBUG2(ql4_printk(KERN_INFO, ha, + "scsi%ld: Relogin index [%d]. TOV=%d\n", ha->host_no, + ddb_entry->fw_ddb_index, relogin_timer)); + + qla4xxx_login_flash_ddb(cls_sess); +} + +static void qla4xxx_dpc_relogin(struct iscsi_cls_session *cls_sess) +{ + struct iscsi_session *sess; + struct ddb_entry *ddb_entry; + struct scsi_qla_host *ha; + + sess = cls_sess->dd_data; + ddb_entry = sess->dd_data; + ha = ddb_entry->ha; + + if (!(ddb_entry->ddb_type == FLASH_DDB)) + return; + + if (test_and_clear_bit(DF_RELOGIN, &ddb_entry->flags) && + !iscsi_is_session_online(cls_sess)) { + DEBUG2(ql4_printk(KERN_INFO, ha, + "relogin issued\n")); + qla4xxx_relogin_flash_ddb(cls_sess); + } +} + void qla4xxx_wake_dpc(struct scsi_qla_host *ha) { if (ha->dpc_thread) @@ -2356,6 +2772,12 @@ dpc_post_reset_ha: if (test_and_clear_bit(DPC_GET_DHCP_IP_ADDR, &ha->dpc_flags)) qla4xxx_get_dhcp_ip_address(ha); + /* ---- relogin device? --- */ + if (adapter_up(ha) && + test_and_clear_bit(DPC_RELOGIN_DEVICE, &ha->dpc_flags)) { + iscsi_host_for_each_session(ha->host, qla4xxx_dpc_relogin); + } + /* ---- link change? --- */ if (test_and_clear_bit(DPC_LINK_CHANGED, &ha->dpc_flags)) { if (!test_bit(AF_LINK_UP, &ha->flags)) { @@ -2368,8 +2790,12 @@ dpc_post_reset_ha: * fatal error recovery. Therefore, the driver must * manually relogin to devices when recovering from * connection failures, logouts, expired KATO, etc. */ - - qla4xxx_relogin_all_devices(ha); + if (test_and_clear_bit(AF_BUILD_DDB_LIST, &ha->flags)) { + qla4xxx_build_ddb_list(ha, ha->is_reset); + iscsi_host_for_each_session(ha->host, + qla4xxx_login_flash_ddb); + } else + qla4xxx_relogin_all_devices(ha); } } } @@ -2867,6 +3293,9 @@ static int get_fw_boot_info(struct scsi_qla_host *ha, uint16_t ddb_index[]) " target ID %d\n", __func__, ddb_index[0], ddb_index[1])); + ha->pri_ddb_idx = ddb_index[0]; + ha->sec_ddb_idx = ddb_index[1]; + exit_boot_info_free: dma_free_coherent(&ha->pdev->dev, size, buf, buf_dma); exit_boot_info: @@ -3034,6 +3463,9 @@ static int qla4xxx_get_boot_info(struct scsi_qla_host *ha) return ret; } + if (ql4xdisablesysfsboot) + return QLA_SUCCESS; + if (ddb_index[0] == 0xffff) goto sec_target; @@ -3066,7 +3498,15 @@ static int qla4xxx_setup_boot_info(struct scsi_qla_host *ha) struct iscsi_boot_kobj *boot_kobj; if (qla4xxx_get_boot_info(ha) != QLA_SUCCESS) - return 0; + return QLA_ERROR; + + if (ql4xdisablesysfsboot) { + ql4_printk(KERN_INFO, ha, + "%s: syfsboot disabled - driver will trigger login" + "and publish session for discovery .\n", __func__); + return QLA_SUCCESS; + } + ha->boot_kset = iscsi_boot_create_host_kset(ha->host->host_no); if (!ha->boot_kset) @@ -3108,7 +3548,7 @@ static int qla4xxx_setup_boot_info(struct scsi_qla_host *ha) if (!boot_kobj) goto put_host; - return 0; + return QLA_SUCCESS; put_host: scsi_host_put(ha->host); @@ -3174,9 +3614,507 @@ static void qla4xxx_create_chap_list(struct scsi_qla_host *ha) exit_chap_list: dma_free_coherent(&ha->pdev->dev, chap_size, chap_flash_data, chap_dma); - return; } +static void qla4xxx_get_param_ddb(struct ddb_entry *ddb_entry, + struct ql4_tuple_ddb *tddb) +{ + struct scsi_qla_host *ha; + struct iscsi_cls_session *cls_sess; + struct iscsi_cls_conn *cls_conn; + struct iscsi_session *sess; + struct iscsi_conn *conn; + + DEBUG2(printk(KERN_INFO "Func: %s\n", __func__)); + ha = ddb_entry->ha; + cls_sess = ddb_entry->sess; + sess = cls_sess->dd_data; + cls_conn = ddb_entry->conn; + conn = cls_conn->dd_data; + + tddb->tpgt = sess->tpgt; + tddb->port = conn->persistent_port; + strncpy(tddb->iscsi_name, sess->targetname, ISCSI_NAME_SIZE); + strncpy(tddb->ip_addr, conn->persistent_address, DDB_IPADDR_LEN); +} + +static void qla4xxx_convert_param_ddb(struct dev_db_entry *fw_ddb_entry, + struct ql4_tuple_ddb *tddb) +{ + uint16_t options = 0; + + tddb->tpgt = le32_to_cpu(fw_ddb_entry->tgt_portal_grp); + memcpy(&tddb->iscsi_name[0], &fw_ddb_entry->iscsi_name[0], + min(sizeof(tddb->iscsi_name), sizeof(fw_ddb_entry->iscsi_name))); + + options = le16_to_cpu(fw_ddb_entry->options); + if (options & DDB_OPT_IPV6_DEVICE) + sprintf(tddb->ip_addr, "%pI6", fw_ddb_entry->ip_addr); + else + sprintf(tddb->ip_addr, "%pI4", fw_ddb_entry->ip_addr); + + tddb->port = le16_to_cpu(fw_ddb_entry->port); +} + +static int qla4xxx_compare_tuple_ddb(struct scsi_qla_host *ha, + struct ql4_tuple_ddb *old_tddb, + struct ql4_tuple_ddb *new_tddb) +{ + if (strcmp(old_tddb->iscsi_name, new_tddb->iscsi_name)) + return QLA_ERROR; + + if (strcmp(old_tddb->ip_addr, new_tddb->ip_addr)) + return QLA_ERROR; + + if (old_tddb->port != new_tddb->port) + return QLA_ERROR; + + DEBUG2(ql4_printk(KERN_INFO, ha, + "Match Found, fw[%d,%d,%s,%s], [%d,%d,%s,%s]", + old_tddb->port, old_tddb->tpgt, old_tddb->ip_addr, + old_tddb->iscsi_name, new_tddb->port, new_tddb->tpgt, + new_tddb->ip_addr, new_tddb->iscsi_name)); + + return QLA_SUCCESS; +} + +static int qla4xxx_is_session_exists(struct scsi_qla_host *ha, + struct dev_db_entry *fw_ddb_entry) +{ + struct ddb_entry *ddb_entry; + struct ql4_tuple_ddb *fw_tddb = NULL; + struct ql4_tuple_ddb *tmp_tddb = NULL; + int idx; + int ret = QLA_ERROR; + + fw_tddb = vzalloc(sizeof(*fw_tddb)); + if (!fw_tddb) { + DEBUG2(ql4_printk(KERN_WARNING, ha, + "Memory Allocation failed.\n")); + ret = QLA_SUCCESS; + goto exit_check; + } + + tmp_tddb = vzalloc(sizeof(*tmp_tddb)); + if (!tmp_tddb) { + DEBUG2(ql4_printk(KERN_WARNING, ha, + "Memory Allocation failed.\n")); + ret = QLA_SUCCESS; + goto exit_check; + } + + qla4xxx_convert_param_ddb(fw_ddb_entry, fw_tddb); + + for (idx = 0; idx < MAX_DDB_ENTRIES; idx++) { + ddb_entry = qla4xxx_lookup_ddb_by_fw_index(ha, idx); + if (ddb_entry == NULL) + continue; + + qla4xxx_get_param_ddb(ddb_entry, tmp_tddb); + if (!qla4xxx_compare_tuple_ddb(ha, fw_tddb, tmp_tddb)) { + ret = QLA_SUCCESS; /* found */ + goto exit_check; + } + } + +exit_check: + if (fw_tddb) + vfree(fw_tddb); + if (tmp_tddb) + vfree(tmp_tddb); + return ret; +} + +static int qla4xxx_is_flash_ddb_exists(struct scsi_qla_host *ha, + struct list_head *list_nt, + struct dev_db_entry *fw_ddb_entry) +{ + struct qla_ddb_index *nt_ddb_idx, *nt_ddb_idx_tmp; + struct ql4_tuple_ddb *fw_tddb = NULL; + struct ql4_tuple_ddb *tmp_tddb = NULL; + int ret = QLA_ERROR; + + fw_tddb = vzalloc(sizeof(*fw_tddb)); + if (!fw_tddb) { + DEBUG2(ql4_printk(KERN_WARNING, ha, + "Memory Allocation failed.\n")); + ret = QLA_SUCCESS; + goto exit_check; + } + + tmp_tddb = vzalloc(sizeof(*tmp_tddb)); + if (!tmp_tddb) { + DEBUG2(ql4_printk(KERN_WARNING, ha, + "Memory Allocation failed.\n")); + ret = QLA_SUCCESS; + goto exit_check; + } + + qla4xxx_convert_param_ddb(fw_ddb_entry, fw_tddb); + + list_for_each_entry_safe(nt_ddb_idx, nt_ddb_idx_tmp, list_nt, list) { + qla4xxx_convert_param_ddb(&nt_ddb_idx->fw_ddb, tmp_tddb); + if (!qla4xxx_compare_tuple_ddb(ha, fw_tddb, tmp_tddb)) { + ret = QLA_SUCCESS; /* found */ + goto exit_check; + } + } + +exit_check: + if (fw_tddb) + vfree(fw_tddb); + if (tmp_tddb) + vfree(tmp_tddb); + return ret; +} + +static void qla4xxx_free_nt_list(struct list_head *list_nt) +{ + struct qla_ddb_index *nt_ddb_idx, *nt_ddb_idx_tmp; + + /* Free up the normaltargets list */ + list_for_each_entry_safe(nt_ddb_idx, nt_ddb_idx_tmp, list_nt, list) { + list_del_init(&nt_ddb_idx->list); + vfree(nt_ddb_idx); + } + +} + +static struct iscsi_endpoint *qla4xxx_get_ep_fwdb(struct scsi_qla_host *ha, + struct dev_db_entry *fw_ddb_entry) +{ + struct iscsi_endpoint *ep; + struct sockaddr_in *addr; + struct sockaddr_in6 *addr6; + struct sockaddr *dst_addr; + char *ip; + + /* TODO: need to destroy on unload iscsi_endpoint*/ + dst_addr = vmalloc(sizeof(*dst_addr)); + if (!dst_addr) + return NULL; + + if (fw_ddb_entry->options & DDB_OPT_IPV6_DEVICE) { + dst_addr->sa_family = AF_INET6; + addr6 = (struct sockaddr_in6 *)dst_addr; + ip = (char *)&addr6->sin6_addr; + memcpy(ip, fw_ddb_entry->ip_addr, IPv6_ADDR_LEN); + addr6->sin6_port = htons(le16_to_cpu(fw_ddb_entry->port)); + + } else { + dst_addr->sa_family = AF_INET; + addr = (struct sockaddr_in *)dst_addr; + ip = (char *)&addr->sin_addr; + memcpy(ip, fw_ddb_entry->ip_addr, IP_ADDR_LEN); + addr->sin_port = htons(le16_to_cpu(fw_ddb_entry->port)); + } + + ep = qla4xxx_ep_connect(ha->host, dst_addr, 0); + vfree(dst_addr); + return ep; +} + +static int qla4xxx_verify_boot_idx(struct scsi_qla_host *ha, uint16_t idx) +{ + if (ql4xdisablesysfsboot) + return QLA_SUCCESS; + if (idx == ha->pri_ddb_idx || idx == ha->sec_ddb_idx) + return QLA_ERROR; + return QLA_SUCCESS; +} + +static void qla4xxx_setup_flash_ddb_entry(struct scsi_qla_host *ha, + struct ddb_entry *ddb_entry) +{ + ddb_entry->ddb_type = FLASH_DDB; + ddb_entry->fw_ddb_index = INVALID_ENTRY; + ddb_entry->fw_ddb_device_state = DDB_DS_NO_CONNECTION_ACTIVE; + ddb_entry->ha = ha; + ddb_entry->unblock_sess = qla4xxx_unblock_flash_ddb; + ddb_entry->ddb_change = qla4xxx_flash_ddb_change; + + atomic_set(&ddb_entry->retry_relogin_timer, INVALID_ENTRY); + atomic_set(&ddb_entry->relogin_timer, 0); + atomic_set(&ddb_entry->relogin_retry_count, 0); + + ddb_entry->default_relogin_timeout = + le16_to_cpu(ddb_entry->fw_ddb_entry.def_timeout); + ddb_entry->default_time2wait = + le16_to_cpu(ddb_entry->fw_ddb_entry.iscsi_def_time2wait); +} + +static void qla4xxx_wait_for_ip_configuration(struct scsi_qla_host *ha) +{ + uint32_t idx = 0; + uint32_t ip_idx[IP_ADDR_COUNT] = {0, 1, 2, 3}; /* 4 IP interfaces */ + uint32_t sts[MBOX_REG_COUNT]; + uint32_t ip_state; + unsigned long wtime; + int ret; + + wtime = jiffies + (HZ * IP_CONFIG_TOV); + do { + for (idx = 0; idx < IP_ADDR_COUNT; idx++) { + if (ip_idx[idx] == -1) + continue; + + ret = qla4xxx_get_ip_state(ha, 0, ip_idx[idx], sts); + + if (ret == QLA_ERROR) { + ip_idx[idx] = -1; + continue; + } + + ip_state = (sts[1] & IP_STATE_MASK) >> IP_STATE_SHIFT; + + DEBUG2(ql4_printk(KERN_INFO, ha, + "Waiting for IP state for idx = %d, state = 0x%x\n", + ip_idx[idx], ip_state)); + if (ip_state == IP_ADDRSTATE_UNCONFIGURED || + ip_state == IP_ADDRSTATE_INVALID || + ip_state == IP_ADDRSTATE_PREFERRED || + ip_state == IP_ADDRSTATE_DEPRICATED || + ip_state == IP_ADDRSTATE_DISABLING) + ip_idx[idx] = -1; + + } + + /* Break if all IP states checked */ + if ((ip_idx[0] == -1) && + (ip_idx[1] == -1) && + (ip_idx[2] == -1) && + (ip_idx[3] == -1)) + break; + schedule_timeout_uninterruptible(HZ); + } while (time_after(wtime, jiffies)); +} + +void qla4xxx_build_ddb_list(struct scsi_qla_host *ha, int is_reset) +{ + int max_ddbs; + int ret; + uint32_t idx = 0, next_idx = 0; + uint32_t state = 0, conn_err = 0; + uint16_t conn_id; + struct dev_db_entry *fw_ddb_entry; + struct ddb_entry *ddb_entry = NULL; + dma_addr_t fw_ddb_dma; + struct iscsi_cls_session *cls_sess; + struct iscsi_session *sess; + struct iscsi_cls_conn *cls_conn; + struct iscsi_endpoint *ep; + uint16_t cmds_max = 32, tmo = 0; + uint32_t initial_cmdsn = 0; + struct list_head list_st, list_nt; /* List of sendtargets */ + struct qla_ddb_index *st_ddb_idx, *st_ddb_idx_tmp; + int fw_idx_size; + unsigned long wtime; + struct qla_ddb_index *nt_ddb_idx; + + if (!test_bit(AF_LINK_UP, &ha->flags)) { + set_bit(AF_BUILD_DDB_LIST, &ha->flags); + ha->is_reset = is_reset; + return; + } + max_ddbs = is_qla40XX(ha) ? MAX_DEV_DB_ENTRIES_40XX : + MAX_DEV_DB_ENTRIES; + + fw_ddb_entry = dma_pool_alloc(ha->fw_ddb_dma_pool, GFP_KERNEL, + &fw_ddb_dma); + if (fw_ddb_entry == NULL) { + DEBUG2(ql4_printk(KERN_ERR, ha, "Out of memory\n")); + goto exit_ddb_list; + } + + INIT_LIST_HEAD(&list_st); + INIT_LIST_HEAD(&list_nt); + fw_idx_size = sizeof(struct qla_ddb_index); + + for (idx = 0; idx < max_ddbs; idx = next_idx) { + ret = qla4xxx_get_fwddb_entry(ha, idx, fw_ddb_entry, + fw_ddb_dma, NULL, + &next_idx, &state, &conn_err, + NULL, &conn_id); + if (ret == QLA_ERROR) + break; + + if (qla4xxx_verify_boot_idx(ha, idx) != QLA_SUCCESS) + goto continue_next_st; + + /* Check if ST, add to the list_st */ + if (strlen((char *) fw_ddb_entry->iscsi_name) != 0) + goto continue_next_st; + + st_ddb_idx = vzalloc(fw_idx_size); + if (!st_ddb_idx) + break; + + st_ddb_idx->fw_ddb_idx = idx; + + list_add_tail(&st_ddb_idx->list, &list_st); +continue_next_st: + if (next_idx == 0) + break; + } + + /* Before issuing conn open mbox, ensure all IPs states are configured + * Note, conn open fails if IPs are not configured + */ + qla4xxx_wait_for_ip_configuration(ha); + + /* Go thru the STs and fire the sendtargets by issuing conn open mbx */ + list_for_each_entry_safe(st_ddb_idx, st_ddb_idx_tmp, &list_st, list) { + qla4xxx_conn_open(ha, st_ddb_idx->fw_ddb_idx); + } + + /* Wait to ensure all sendtargets are done for min 12 sec wait */ + tmo = ((ha->def_timeout < LOGIN_TOV) ? LOGIN_TOV : ha->def_timeout); + DEBUG2(ql4_printk(KERN_INFO, ha, + "Default time to wait for build ddb %d\n", tmo)); + + wtime = jiffies + (HZ * tmo); + do { + list_for_each_entry_safe(st_ddb_idx, st_ddb_idx_tmp, &list_st, + list) { + ret = qla4xxx_get_fwddb_entry(ha, + st_ddb_idx->fw_ddb_idx, + NULL, 0, NULL, &next_idx, + &state, &conn_err, NULL, + NULL); + if (ret == QLA_ERROR) + continue; + + if (state == DDB_DS_NO_CONNECTION_ACTIVE || + state == DDB_DS_SESSION_FAILED) { + list_del_init(&st_ddb_idx->list); + vfree(st_ddb_idx); + } + } + schedule_timeout_uninterruptible(HZ / 10); + } while (time_after(wtime, jiffies)); + + /* Free up the sendtargets list */ + list_for_each_entry_safe(st_ddb_idx, st_ddb_idx_tmp, &list_st, list) { + list_del_init(&st_ddb_idx->list); + vfree(st_ddb_idx); + } + + for (idx = 0; idx < max_ddbs; idx = next_idx) { + ret = qla4xxx_get_fwddb_entry(ha, idx, fw_ddb_entry, + fw_ddb_dma, NULL, + &next_idx, &state, &conn_err, + NULL, &conn_id); + if (ret == QLA_ERROR) + break; + + if (qla4xxx_verify_boot_idx(ha, idx) != QLA_SUCCESS) + goto continue_next_nt; + + /* Check if NT, then add to list it */ + if (strlen((char *) fw_ddb_entry->iscsi_name) == 0) + goto continue_next_nt; + + if (state == DDB_DS_NO_CONNECTION_ACTIVE || + state == DDB_DS_SESSION_FAILED) { + DEBUG2(ql4_printk(KERN_INFO, ha, + "Adding DDB to session = 0x%x\n", + idx)); + if (is_reset == INIT_ADAPTER) { + nt_ddb_idx = vmalloc(fw_idx_size); + if (!nt_ddb_idx) + break; + + nt_ddb_idx->fw_ddb_idx = idx; + + memcpy(&nt_ddb_idx->fw_ddb, fw_ddb_entry, + sizeof(struct dev_db_entry)); + + if (qla4xxx_is_flash_ddb_exists(ha, &list_nt, + fw_ddb_entry) == QLA_SUCCESS) { + vfree(nt_ddb_idx); + goto continue_next_nt; + } + list_add_tail(&nt_ddb_idx->list, &list_nt); + } else if (is_reset == RESET_ADAPTER) { + if (qla4xxx_is_session_exists(ha, + fw_ddb_entry) == QLA_SUCCESS) + goto continue_next_nt; + } + + /* Create session object, with INVALID_ENTRY, + * the targer_id would get set when we issue the login + */ + cls_sess = iscsi_session_setup(&qla4xxx_iscsi_transport, + ha->host, cmds_max, + sizeof(struct ddb_entry), + sizeof(struct ql4_task_data), + initial_cmdsn, INVALID_ENTRY); + if (!cls_sess) + goto exit_ddb_list; + + /* + * iscsi_session_setup increments the driver reference + * count which wouldn't let the driver to be unloaded. + * so calling module_put function to decrement the + * reference count. + **/ + module_put(qla4xxx_iscsi_transport.owner); + sess = cls_sess->dd_data; + ddb_entry = sess->dd_data; + ddb_entry->sess = cls_sess; + + cls_sess->recovery_tmo = ql4xsess_recovery_tmo; + memcpy(&ddb_entry->fw_ddb_entry, fw_ddb_entry, + sizeof(struct dev_db_entry)); + + qla4xxx_setup_flash_ddb_entry(ha, ddb_entry); + + cls_conn = iscsi_conn_setup(cls_sess, + sizeof(struct qla_conn), + conn_id); + if (!cls_conn) + goto exit_ddb_list; + + ddb_entry->conn = cls_conn; + + /* Setup ep, for displaying attributes in sysfs */ + ep = qla4xxx_get_ep_fwdb(ha, fw_ddb_entry); + if (ep) { + ep->conn = cls_conn; + cls_conn->ep = ep; + } else { + DEBUG2(ql4_printk(KERN_ERR, ha, + "Unable to get ep\n")); + } + + /* Update sess/conn params */ + qla4xxx_copy_fwddb_param(ha, fw_ddb_entry, cls_sess, + cls_conn); + + if (is_reset == RESET_ADAPTER) { + iscsi_block_session(cls_sess); + /* Use the relogin path to discover new devices + * by short-circuting the logic of setting + * timer to relogin - instead set the flags + * to initiate login right away. + */ + set_bit(DPC_RELOGIN_DEVICE, &ha->dpc_flags); + set_bit(DF_RELOGIN, &ddb_entry->flags); + } + } +continue_next_nt: + if (next_idx == 0) + break; + } +exit_ddb_list: + qla4xxx_free_nt_list(&list_nt); + if (fw_ddb_entry) + dma_pool_free(ha->fw_ddb_dma_pool, fw_ddb_entry, fw_ddb_dma); + + qla4xxx_free_ddb_index(ha); +} + + /** * qla4xxx_probe_adapter - callback function to probe HBA * @pdev: pointer to pci_dev structure @@ -3298,7 +4236,7 @@ static int __devinit qla4xxx_probe_adapter(struct pci_dev *pdev, * firmware * NOTE: interrupts enabled upon successful completion */ - status = qla4xxx_initialize_adapter(ha); + status = qla4xxx_initialize_adapter(ha, INIT_ADAPTER); while ((!test_bit(AF_ONLINE, &ha->flags)) && init_retry_count++ < MAX_INIT_RETRIES) { @@ -3319,7 +4257,7 @@ static int __devinit qla4xxx_probe_adapter(struct pci_dev *pdev, if (ha->isp_ops->reset_chip(ha) == QLA_ERROR) continue; - status = qla4xxx_initialize_adapter(ha); + status = qla4xxx_initialize_adapter(ha, INIT_ADAPTER); } if (!test_bit(AF_ONLINE, &ha->flags)) { @@ -3386,12 +4324,16 @@ static int __devinit qla4xxx_probe_adapter(struct pci_dev *pdev, ha->host_no, ha->firmware_version[0], ha->firmware_version[1], ha->patch_number, ha->build_number); - qla4xxx_create_chap_list(ha); - if (qla4xxx_setup_boot_info(ha)) ql4_printk(KERN_ERR, ha, "%s:ISCSI boot info setup failed\n", __func__); + /* Perform the build ddb list and login to each */ + qla4xxx_build_ddb_list(ha, INIT_ADAPTER); + iscsi_host_for_each_session(ha->host, qla4xxx_login_flash_ddb); + + qla4xxx_create_chap_list(ha); + qla4xxx_create_ifaces(ha); return 0; @@ -3449,6 +4391,38 @@ static void qla4xxx_prevent_other_port_reinit(struct scsi_qla_host *ha) } } +static void qla4xxx_destroy_fw_ddb_session(struct scsi_qla_host *ha) +{ + struct ddb_entry *ddb_entry; + int options; + int idx; + + for (idx = 0; idx < MAX_DDB_ENTRIES; idx++) { + + ddb_entry = qla4xxx_lookup_ddb_by_fw_index(ha, idx); + if ((ddb_entry != NULL) && + (ddb_entry->ddb_type == FLASH_DDB)) { + + options = LOGOUT_OPTION_CLOSE_SESSION; + if (qla4xxx_session_logout_ddb(ha, ddb_entry, options) + == QLA_ERROR) + ql4_printk(KERN_ERR, ha, "%s: Logout failed\n", + __func__); + + qla4xxx_clear_ddb_entry(ha, ddb_entry->fw_ddb_index); + /* + * we have decremented the reference count of the driver + * when we setup the session to have the driver unload + * to be seamless without actually destroying the + * session + **/ + try_module_get(qla4xxx_iscsi_transport.owner); + iscsi_destroy_endpoint(ddb_entry->conn->ep); + qla4xxx_free_ddb(ha, ddb_entry); + iscsi_session_teardown(ddb_entry->sess); + } + } +} /** * qla4xxx_remove_adapter - calback function to remove adapter. * @pci_dev: PCI device pointer @@ -3465,9 +4439,11 @@ static void __devexit qla4xxx_remove_adapter(struct pci_dev *pdev) /* destroy iface from sysfs */ qla4xxx_destroy_ifaces(ha); - if (ha->boot_kset) + if ((!ql4xdisablesysfsboot) && ha->boot_kset) iscsi_boot_destroy_kset(ha->boot_kset); + qla4xxx_destroy_fw_ddb_session(ha); + scsi_remove_host(ha->host); qla4xxx_free_adapter(ha); @@ -4115,7 +5091,7 @@ static uint32_t qla4_8xxx_error_recovery(struct scsi_qla_host *ha) qla4_8xxx_idc_unlock(ha); clear_bit(AF_FW_RECOVERY, &ha->flags); - rval = qla4xxx_initialize_adapter(ha); + rval = qla4xxx_initialize_adapter(ha, RESET_ADAPTER); qla4_8xxx_idc_lock(ha); if (rval != QLA_SUCCESS) { @@ -4151,7 +5127,7 @@ static uint32_t qla4_8xxx_error_recovery(struct scsi_qla_host *ha) if ((qla4_8xxx_rd_32(ha, QLA82XX_CRB_DEV_STATE) == QLA82XX_DEV_READY)) { clear_bit(AF_FW_RECOVERY, &ha->flags); - rval = qla4xxx_initialize_adapter(ha); + rval = qla4xxx_initialize_adapter(ha, RESET_ADAPTER); if (rval == QLA_SUCCESS) { ret = qla4xxx_request_irqs(ha); if (ret) { diff --git a/drivers/scsi/qla4xxx/ql4_version.h b/drivers/scsi/qla4xxx/ql4_version.h index c15347d3f53..5254e57968f 100644 --- a/drivers/scsi/qla4xxx/ql4_version.h +++ b/drivers/scsi/qla4xxx/ql4_version.h @@ -5,4 +5,4 @@ * See LICENSE.qla4xxx for copyright and licensing details. */ -#define QLA4XXX_DRIVER_VERSION "5.02.00-k8" +#define QLA4XXX_DRIVER_VERSION "5.02.00-k9" diff --git a/drivers/ssb/driver_pcicore.c b/drivers/ssb/driver_pcicore.c index 84c934c0a54..520e8286db2 100644 --- a/drivers/ssb/driver_pcicore.c +++ b/drivers/ssb/driver_pcicore.c @@ -517,10 +517,14 @@ static void ssb_pcicore_pcie_setup_workarounds(struct ssb_pcicore *pc) static void __devinit ssb_pcicore_init_clientmode(struct ssb_pcicore *pc) { - ssb_pcicore_fix_sprom_core_index(pc); + struct ssb_device *pdev = pc->dev; + struct ssb_bus *bus = pdev->bus; + + if (bus->bustype == SSB_BUSTYPE_PCI) + ssb_pcicore_fix_sprom_core_index(pc); /* Disable PCI interrupts. */ - ssb_write32(pc->dev, SSB_INTVEC, 0); + ssb_write32(pdev, SSB_INTVEC, 0); /* Additional PCIe always once-executed workarounds */ if (pc->dev->id.coreid == SSB_DEV_PCIE) { diff --git a/drivers/staging/rtl8712/usb_intf.c b/drivers/staging/rtl8712/usb_intf.c index fb2e89c3056..5385da2e9cd 100644 --- a/drivers/staging/rtl8712/usb_intf.c +++ b/drivers/staging/rtl8712/usb_intf.c @@ -89,6 +89,7 @@ static struct usb_device_id rtl871x_usb_id_tbl[] = { {USB_DEVICE(0x0DF6, 0x0045)}, {USB_DEVICE(0x0DF6, 0x0059)}, /* 11n mode disable */ {USB_DEVICE(0x0DF6, 0x004B)}, + {USB_DEVICE(0x0DF6, 0x005D)}, {USB_DEVICE(0x0DF6, 0x0063)}, /* Sweex */ {USB_DEVICE(0x177F, 0x0154)}, diff --git a/drivers/staging/tidspbridge/core/dsp-clock.c b/drivers/staging/tidspbridge/core/dsp-clock.c index 3d1279c424a..7eb56178fb6 100644 --- a/drivers/staging/tidspbridge/core/dsp-clock.c +++ b/drivers/staging/tidspbridge/core/dsp-clock.c @@ -54,6 +54,7 @@ /* Bridge GPT id (1 - 4), DM Timer id (5 - 8) */ #define DMT_ID(id) ((id) + 4) +#define DM_TIMER_CLOCKS 4 /* Bridge MCBSP id (6 - 10), OMAP Mcbsp id (0 - 4) */ #define MCBSP_ID(id) ((id) - 6) @@ -114,8 +115,13 @@ static s8 get_clk_type(u8 id) */ void dsp_clk_exit(void) { + int i; + dsp_clock_disable_all(dsp_clocks); + for (i = 0; i < DM_TIMER_CLOCKS; i++) + omap_dm_timer_free(timer[i]); + clk_put(iva2_clk); clk_put(ssi.sst_fck); clk_put(ssi.ssr_fck); @@ -130,9 +136,13 @@ void dsp_clk_exit(void) void dsp_clk_init(void) { static struct platform_device dspbridge_device; + int i, id; dspbridge_device.dev.bus = &platform_bus_type; + for (i = 0, id = 5; i < DM_TIMER_CLOCKS; i++, id++) + timer[i] = omap_dm_timer_request_specific(id); + iva2_clk = clk_get(&dspbridge_device.dev, "iva2_ck"); if (IS_ERR(iva2_clk)) dev_err(bridge, "failed to get iva2 clock %p\n", iva2_clk); @@ -204,8 +214,7 @@ int dsp_clk_enable(enum dsp_clk_id clk_id) clk_enable(iva2_clk); break; case GPT_CLK: - timer[clk_id - 1] = - omap_dm_timer_request_specific(DMT_ID(clk_id)); + status = omap_dm_timer_start(timer[clk_id - 1]); break; #ifdef CONFIG_OMAP_MCBSP case MCBSP_CLK: @@ -281,7 +290,7 @@ int dsp_clk_disable(enum dsp_clk_id clk_id) clk_disable(iva2_clk); break; case GPT_CLK: - omap_dm_timer_free(timer[clk_id - 1]); + status = omap_dm_timer_stop(timer[clk_id - 1]); break; #ifdef CONFIG_OMAP_MCBSP case MCBSP_CLK: diff --git a/drivers/staging/tidspbridge/rmgr/drv_interface.c b/drivers/staging/tidspbridge/rmgr/drv_interface.c index c43c7e3421c..76cfc6edecd 100644 --- a/drivers/staging/tidspbridge/rmgr/drv_interface.c +++ b/drivers/staging/tidspbridge/rmgr/drv_interface.c @@ -24,11 +24,7 @@ #include <linux/types.h> #include <linux/platform_device.h> #include <linux/pm.h> - -#ifdef MODULE #include <linux/module.h> -#endif - #include <linux/device.h> #include <linux/init.h> #include <linux/moduleparam.h> diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c index e8c564a5334..a8078d0638f 100644 --- a/drivers/usb/class/cdc-acm.c +++ b/drivers/usb/class/cdc-acm.c @@ -1458,6 +1458,16 @@ static const struct usb_device_id acm_ids[] = { }, { USB_DEVICE(0x22b8, 0x6425), /* Motorola MOTOMAGX phones */ }, + /* Motorola H24 HSPA module: */ + { USB_DEVICE(0x22b8, 0x2d91) }, /* modem */ + { USB_DEVICE(0x22b8, 0x2d92) }, /* modem + diagnostics */ + { USB_DEVICE(0x22b8, 0x2d93) }, /* modem + AT port */ + { USB_DEVICE(0x22b8, 0x2d95) }, /* modem + AT port + diagnostics */ + { USB_DEVICE(0x22b8, 0x2d96) }, /* modem + NMEA */ + { USB_DEVICE(0x22b8, 0x2d97) }, /* modem + diagnostics + NMEA */ + { USB_DEVICE(0x22b8, 0x2d99) }, /* modem + AT port + NMEA */ + { USB_DEVICE(0x22b8, 0x2d9a) }, /* modem + AT port + diagnostics + NMEA */ + { USB_DEVICE(0x0572, 0x1329), /* Hummingbird huc56s (Conexant) */ .driver_info = NO_UNION_NORMAL, /* union descriptor misplaced on data interface instead of diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c index 717ebc9ff94..600d8234851 100644 --- a/drivers/usb/dwc3/core.c +++ b/drivers/usb/dwc3/core.c @@ -264,7 +264,7 @@ static int __devinit dwc3_core_init(struct dwc3 *dwc) ret = -ENODEV; goto err0; } - dwc->revision = reg & DWC3_GSNPSREV_MASK; + dwc->revision = reg; dwc3_core_soft_reset(dwc); diff --git a/drivers/usb/gadget/epautoconf.c b/drivers/usb/gadget/epautoconf.c index 596a0b464e6..4dff83d2f26 100644 --- a/drivers/usb/gadget/epautoconf.c +++ b/drivers/usb/gadget/epautoconf.c @@ -130,9 +130,6 @@ ep_matches ( num_req_streams = ep_comp->bmAttributes & 0x1f; if (num_req_streams > ep->max_streams) return 0; - /* Update the ep_comp descriptor if needed */ - if (num_req_streams != ep->max_streams) - ep_comp->bmAttributes = ep->max_streams; } } diff --git a/drivers/usb/gadget/f_mass_storage.c b/drivers/usb/gadget/f_mass_storage.c index c39d58860fa..1a6f415c0d0 100644 --- a/drivers/usb/gadget/f_mass_storage.c +++ b/drivers/usb/gadget/f_mass_storage.c @@ -2975,6 +2975,7 @@ static void fsg_unbind(struct usb_configuration *c, struct usb_function *f) fsg_common_put(common); usb_free_descriptors(fsg->function.descriptors); usb_free_descriptors(fsg->function.hs_descriptors); + usb_free_descriptors(fsg->function.ss_descriptors); kfree(fsg); } diff --git a/drivers/usb/host/isp1760-if.c b/drivers/usb/host/isp1760-if.c index a7dc1e1d45f..2ac4ac2e4ef 100644 --- a/drivers/usb/host/isp1760-if.c +++ b/drivers/usb/host/isp1760-if.c @@ -18,7 +18,7 @@ #include "isp1760-hcd.h" -#ifdef CONFIG_OF +#if defined(CONFIG_OF) && defined(CONFIG_OF_IRQ) #include <linux/slab.h> #include <linux/of.h> #include <linux/of_platform.h> @@ -31,7 +31,7 @@ #include <linux/pci.h> #endif -#ifdef CONFIG_OF +#if defined(CONFIG_OF) && defined(CONFIG_OF_IRQ) struct isp1760 { struct usb_hcd *hcd; int rst_gpio; @@ -437,7 +437,7 @@ static int __init isp1760_init(void) ret = platform_driver_register(&isp1760_plat_driver); if (!ret) any_ret = 0; -#ifdef CONFIG_OF +#if defined(CONFIG_OF) && defined(CONFIG_OF_IRQ) ret = platform_driver_register(&isp1760_of_driver); if (!ret) any_ret = 0; @@ -457,7 +457,7 @@ module_init(isp1760_init); static void __exit isp1760_exit(void) { platform_driver_unregister(&isp1760_plat_driver); -#ifdef CONFIG_OF +#if defined(CONFIG_OF) && defined(CONFIG_OF_IRQ) platform_driver_unregister(&isp1760_of_driver); #endif #ifdef CONFIG_PCI diff --git a/drivers/usb/musb/musb_host.c b/drivers/usb/musb/musb_host.c index 60ddba8066e..79cb0af779f 100644 --- a/drivers/usb/musb/musb_host.c +++ b/drivers/usb/musb/musb_host.c @@ -774,6 +774,10 @@ static void musb_ep_program(struct musb *musb, u8 epnum, if (musb->double_buffer_not_ok) musb_writew(epio, MUSB_TXMAXP, hw_ep->max_packet_sz_tx); + else if (can_bulk_split(musb, qh->type)) + musb_writew(epio, MUSB_TXMAXP, packet_sz + | ((hw_ep->max_packet_sz_tx / + packet_sz) - 1) << 11); else musb_writew(epio, MUSB_TXMAXP, qh->maxpacket | diff --git a/drivers/usb/renesas_usbhs/mod.c b/drivers/usb/renesas_usbhs/mod.c index 053f86d7000..ad96a389672 100644 --- a/drivers/usb/renesas_usbhs/mod.c +++ b/drivers/usb/renesas_usbhs/mod.c @@ -349,7 +349,7 @@ void usbhs_irq_callback_update(struct usbhs_priv *priv, struct usbhs_mod *mod) if (mod->irq_attch) intenb1 |= ATTCHE; - if (mod->irq_attch) + if (mod->irq_dtch) intenb1 |= DTCHE; if (mod->irq_sign) diff --git a/drivers/usb/renesas_usbhs/mod_host.c b/drivers/usb/renesas_usbhs/mod_host.c index bade761a1e5..7955de58995 100644 --- a/drivers/usb/renesas_usbhs/mod_host.c +++ b/drivers/usb/renesas_usbhs/mod_host.c @@ -1267,6 +1267,7 @@ int usbhs_mod_host_probe(struct usbhs_priv *priv) dev_err(dev, "Failed to create hcd\n"); return -ENOMEM; } + hcd->has_tt = 1; /* for low/full speed */ pipe_info = kzalloc(sizeof(*pipe_info) * pipe_size, GFP_KERNEL); if (!pipe_info) { diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index e3426602dc8..6dd64534fad 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -663,7 +663,12 @@ static const struct usb_device_id option_ids[] = { { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E353, 0xff, 0x01, 0x01) }, { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E353, 0xff, 0x01, 0x02) }, { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E353, 0xff, 0x01, 0x03) }, - { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E353, 0xff, 0x01, 0x08) }, + { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E353, 0xff, 0x01, 0x10) }, + { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E353, 0xff, 0x01, 0x12) }, + { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E353, 0xff, 0x01, 0x13) }, + { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E353, 0xff, 0x02, 0x01) }, /* E398 3G Modem */ + { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E353, 0xff, 0x02, 0x02) }, /* E398 3G PC UI Interface */ + { USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E353, 0xff, 0x02, 0x03) }, /* E398 3G Application Interface */ { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V640) }, { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V620) }, { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V740) }, diff --git a/drivers/watchdog/coh901327_wdt.c b/drivers/watchdog/coh901327_wdt.c index 03f449a430d..5b89f7d6cd0 100644 --- a/drivers/watchdog/coh901327_wdt.c +++ b/drivers/watchdog/coh901327_wdt.c @@ -76,8 +76,6 @@ static int irq; static void __iomem *virtbase; static unsigned long coh901327_users; static unsigned long boot_status; -static u16 wdogenablestore; -static u16 irqmaskstore; static struct device *parent; /* @@ -461,6 +459,10 @@ out: } #ifdef CONFIG_PM + +static u16 wdogenablestore; +static u16 irqmaskstore; + static int coh901327_suspend(struct platform_device *pdev, pm_message_t state) { irqmaskstore = readw(virtbase + U300_WDOG_IMR) & 0x0001U; diff --git a/drivers/watchdog/hpwdt.c b/drivers/watchdog/hpwdt.c index 3774c9b8dac..8464ea1c36a 100644 --- a/drivers/watchdog/hpwdt.c +++ b/drivers/watchdog/hpwdt.c @@ -231,6 +231,7 @@ static int __devinit cru_detect(unsigned long map_entry, cmn_regs.u1.reax = CRU_BIOS_SIGNATURE_VALUE; + set_memory_x((unsigned long)bios32_entrypoint, (2 * PAGE_SIZE)); asminline_call(&cmn_regs, bios32_entrypoint); if (cmn_regs.u1.ral != 0) { @@ -248,8 +249,10 @@ static int __devinit cru_detect(unsigned long map_entry, if ((physical_bios_base + physical_bios_offset)) { cru_rom_addr = ioremap(cru_physical_address, cru_length); - if (cru_rom_addr) + if (cru_rom_addr) { + set_memory_x((unsigned long)cru_rom_addr, cru_length); retval = 0; + } } printk(KERN_DEBUG "hpwdt: CRU Base Address: 0x%lx\n", diff --git a/drivers/watchdog/iTCO_wdt.c b/drivers/watchdog/iTCO_wdt.c index ba6ad662635..99796c5d913 100644 --- a/drivers/watchdog/iTCO_wdt.c +++ b/drivers/watchdog/iTCO_wdt.c @@ -384,10 +384,10 @@ MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=" __MODULE_STRING(WATCHDOG_NOWAYOUT) ")"); -static int turn_SMI_watchdog_clear_off = 0; +static int turn_SMI_watchdog_clear_off = 1; module_param(turn_SMI_watchdog_clear_off, int, 0); MODULE_PARM_DESC(turn_SMI_watchdog_clear_off, - "Turn off SMI clearing watchdog (default=0)"); + "Turn off SMI clearing watchdog (depends on TCO-version)(default=1)"); /* * Some TCO specific functions @@ -813,7 +813,7 @@ static int __devinit iTCO_wdt_init(struct pci_dev *pdev, ret = -EIO; goto out_unmap; } - if (turn_SMI_watchdog_clear_off) { + if (turn_SMI_watchdog_clear_off >= iTCO_wdt_private.iTCO_version) { /* Bit 13: TCO_EN -> 0 = Disables TCO logic generating an SMI# */ val32 = inl(SMI_EN); val32 &= 0xffffdfff; /* Turn off SMI clearing watchdog */ diff --git a/drivers/watchdog/sp805_wdt.c b/drivers/watchdog/sp805_wdt.c index cc2cfbe33b3..bfaf9bb1ee0 100644 --- a/drivers/watchdog/sp805_wdt.c +++ b/drivers/watchdog/sp805_wdt.c @@ -351,7 +351,7 @@ static int __devexit sp805_wdt_remove(struct amba_device *adev) return 0; } -static struct amba_id sp805_wdt_ids[] __initdata = { +static struct amba_id sp805_wdt_ids[] = { { .id = 0x00141805, .mask = 0x00ffffff, diff --git a/drivers/xen/swiotlb-xen.c b/drivers/xen/swiotlb-xen.c index 8e964b91c44..284798aaf8b 100644 --- a/drivers/xen/swiotlb-xen.c +++ b/drivers/xen/swiotlb-xen.c @@ -166,7 +166,7 @@ retry: /* * Get IO TLB memory from any location. */ - xen_io_tlb_start = alloc_bootmem(bytes); + xen_io_tlb_start = alloc_bootmem_pages(PAGE_ALIGN(bytes)); if (!xen_io_tlb_start) { m = "Cannot allocate Xen-SWIOTLB buffer!\n"; goto error; @@ -179,7 +179,7 @@ retry: bytes, xen_io_tlb_nslabs); if (rc) { - free_bootmem(__pa(xen_io_tlb_start), bytes); + free_bootmem(__pa(xen_io_tlb_start), PAGE_ALIGN(bytes)); m = "Failed to get contiguous memory for DMA from Xen!\n"\ "You either: don't have the permissions, do not have"\ " enough free memory under 4GB, or the hypervisor memory"\ diff --git a/drivers/xen/xenbus/xenbus_xs.c b/drivers/xen/xenbus/xenbus_xs.c index b3b8f2f3ad1..ede860f921d 100644 --- a/drivers/xen/xenbus/xenbus_xs.c +++ b/drivers/xen/xenbus/xenbus_xs.c @@ -621,15 +621,6 @@ static struct xenbus_watch *find_watch(const char *token) return NULL; } -static void xs_reset_watches(void) -{ - int err; - - err = xs_error(xs_single(XBT_NIL, XS_RESET_WATCHES, "", NULL)); - if (err && err != -EEXIST) - printk(KERN_WARNING "xs_reset_watches failed: %d\n", err); -} - /* Register callback to watch this node. */ int register_xenbus_watch(struct xenbus_watch *watch) { @@ -906,9 +897,5 @@ int xs_init(void) if (IS_ERR(task)) return PTR_ERR(task); - /* shutdown watches for kexec boot */ - if (xen_hvm_domain()) - xs_reset_watches(); - return 0; } diff --git a/firmware/README.AddingFirmware b/firmware/README.AddingFirmware index e24cd8986d8..ea78c3a17ee 100644 --- a/firmware/README.AddingFirmware +++ b/firmware/README.AddingFirmware @@ -12,7 +12,7 @@ here. This directory is _NOT_ for adding arbitrary new firmware images. The place to add those is the separate linux-firmware repository: - git://git.kernel.org/pub/scm/linux/kernel/git/dwmw2/linux-firmware.git + git://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git That repository contains all these firmware images which have been extracted from older drivers, as well various new firmware images which @@ -22,6 +22,7 @@ been permitted to redistribute under separate cover. To submit firmware to that repository, please send either a git binary diff or preferably a git pull request to: David Woodhouse <dwmw2@infradead.org> + Ben Hutchings <ben@decadent.org.uk> Your commit should include an update to the WHENCE file clearly identifying the licence under which the firmware is available, and diff --git a/fs/btrfs/async-thread.c b/fs/btrfs/async-thread.c index 7ec14097fef..0b394580d86 100644 --- a/fs/btrfs/async-thread.c +++ b/fs/btrfs/async-thread.c @@ -64,6 +64,8 @@ struct btrfs_worker_thread { int idle; }; +static int __btrfs_start_workers(struct btrfs_workers *workers); + /* * btrfs_start_workers uses kthread_run, which can block waiting for memory * for a very long time. It will actually throttle on page writeback, @@ -88,27 +90,10 @@ static void start_new_worker_func(struct btrfs_work *work) { struct worker_start *start; start = container_of(work, struct worker_start, work); - btrfs_start_workers(start->queue, 1); + __btrfs_start_workers(start->queue); kfree(start); } -static int start_new_worker(struct btrfs_workers *queue) -{ - struct worker_start *start; - int ret; - - start = kzalloc(sizeof(*start), GFP_NOFS); - if (!start) - return -ENOMEM; - - start->work.func = start_new_worker_func; - start->queue = queue; - ret = btrfs_queue_worker(queue->atomic_worker_start, &start->work); - if (ret) - kfree(start); - return ret; -} - /* * helper function to move a thread onto the idle list after it * has finished some requests. @@ -153,12 +138,20 @@ static void check_busy_worker(struct btrfs_worker_thread *worker) static void check_pending_worker_creates(struct btrfs_worker_thread *worker) { struct btrfs_workers *workers = worker->workers; + struct worker_start *start; unsigned long flags; rmb(); if (!workers->atomic_start_pending) return; + start = kzalloc(sizeof(*start), GFP_NOFS); + if (!start) + return; + + start->work.func = start_new_worker_func; + start->queue = workers; + spin_lock_irqsave(&workers->lock, flags); if (!workers->atomic_start_pending) goto out; @@ -170,10 +163,11 @@ static void check_pending_worker_creates(struct btrfs_worker_thread *worker) workers->num_workers_starting += 1; spin_unlock_irqrestore(&workers->lock, flags); - start_new_worker(workers); + btrfs_queue_worker(workers->atomic_worker_start, &start->work); return; out: + kfree(start); spin_unlock_irqrestore(&workers->lock, flags); } @@ -331,7 +325,7 @@ again: run_ordered_completions(worker->workers, work); check_pending_worker_creates(worker); - + cond_resched(); } spin_lock_irq(&worker->lock); @@ -462,56 +456,55 @@ void btrfs_init_workers(struct btrfs_workers *workers, char *name, int max, * starts new worker threads. This does not enforce the max worker * count in case you need to temporarily go past it. */ -static int __btrfs_start_workers(struct btrfs_workers *workers, - int num_workers) +static int __btrfs_start_workers(struct btrfs_workers *workers) { struct btrfs_worker_thread *worker; int ret = 0; - int i; - for (i = 0; i < num_workers; i++) { - worker = kzalloc(sizeof(*worker), GFP_NOFS); - if (!worker) { - ret = -ENOMEM; - goto fail; - } + worker = kzalloc(sizeof(*worker), GFP_NOFS); + if (!worker) { + ret = -ENOMEM; + goto fail; + } - INIT_LIST_HEAD(&worker->pending); - INIT_LIST_HEAD(&worker->prio_pending); - INIT_LIST_HEAD(&worker->worker_list); - spin_lock_init(&worker->lock); - - atomic_set(&worker->num_pending, 0); - atomic_set(&worker->refs, 1); - worker->workers = workers; - worker->task = kthread_run(worker_loop, worker, - "btrfs-%s-%d", workers->name, - workers->num_workers + i); - if (IS_ERR(worker->task)) { - ret = PTR_ERR(worker->task); - kfree(worker); - goto fail; - } - spin_lock_irq(&workers->lock); - list_add_tail(&worker->worker_list, &workers->idle_list); - worker->idle = 1; - workers->num_workers++; - workers->num_workers_starting--; - WARN_ON(workers->num_workers_starting < 0); - spin_unlock_irq(&workers->lock); + INIT_LIST_HEAD(&worker->pending); + INIT_LIST_HEAD(&worker->prio_pending); + INIT_LIST_HEAD(&worker->worker_list); + spin_lock_init(&worker->lock); + + atomic_set(&worker->num_pending, 0); + atomic_set(&worker->refs, 1); + worker->workers = workers; + worker->task = kthread_run(worker_loop, worker, + "btrfs-%s-%d", workers->name, + workers->num_workers + 1); + if (IS_ERR(worker->task)) { + ret = PTR_ERR(worker->task); + kfree(worker); + goto fail; } + spin_lock_irq(&workers->lock); + list_add_tail(&worker->worker_list, &workers->idle_list); + worker->idle = 1; + workers->num_workers++; + workers->num_workers_starting--; + WARN_ON(workers->num_workers_starting < 0); + spin_unlock_irq(&workers->lock); + return 0; fail: - btrfs_stop_workers(workers); + spin_lock_irq(&workers->lock); + workers->num_workers_starting--; + spin_unlock_irq(&workers->lock); return ret; } -int btrfs_start_workers(struct btrfs_workers *workers, int num_workers) +int btrfs_start_workers(struct btrfs_workers *workers) { spin_lock_irq(&workers->lock); - workers->num_workers_starting += num_workers; + workers->num_workers_starting++; spin_unlock_irq(&workers->lock); - return __btrfs_start_workers(workers, num_workers); + return __btrfs_start_workers(workers); } /* @@ -568,9 +561,10 @@ static struct btrfs_worker_thread *find_worker(struct btrfs_workers *workers) struct btrfs_worker_thread *worker; unsigned long flags; struct list_head *fallback; + int ret; -again: spin_lock_irqsave(&workers->lock, flags); +again: worker = next_worker(workers); if (!worker) { @@ -584,7 +578,10 @@ again: workers->num_workers_starting++; spin_unlock_irqrestore(&workers->lock, flags); /* we're below the limit, start another worker */ - __btrfs_start_workers(workers, 1); + ret = __btrfs_start_workers(workers); + spin_lock_irqsave(&workers->lock, flags); + if (ret) + goto fallback; goto again; } } @@ -665,7 +662,7 @@ void btrfs_set_work_high_prio(struct btrfs_work *work) /* * places a struct btrfs_work into the pending queue of one of the kthreads */ -int btrfs_queue_worker(struct btrfs_workers *workers, struct btrfs_work *work) +void btrfs_queue_worker(struct btrfs_workers *workers, struct btrfs_work *work) { struct btrfs_worker_thread *worker; unsigned long flags; @@ -673,7 +670,7 @@ int btrfs_queue_worker(struct btrfs_workers *workers, struct btrfs_work *work) /* don't requeue something already on a list */ if (test_and_set_bit(WORK_QUEUED_BIT, &work->flags)) - goto out; + return; worker = find_worker(workers); if (workers->ordered) { @@ -712,7 +709,4 @@ int btrfs_queue_worker(struct btrfs_workers *workers, struct btrfs_work *work) if (wake) wake_up_process(worker->task); spin_unlock_irqrestore(&worker->lock, flags); - -out: - return 0; } diff --git a/fs/btrfs/async-thread.h b/fs/btrfs/async-thread.h index 5077746cf85..f34cc31fa3c 100644 --- a/fs/btrfs/async-thread.h +++ b/fs/btrfs/async-thread.h @@ -109,8 +109,8 @@ struct btrfs_workers { char *name; }; -int btrfs_queue_worker(struct btrfs_workers *workers, struct btrfs_work *work); -int btrfs_start_workers(struct btrfs_workers *workers, int num_workers); +void btrfs_queue_worker(struct btrfs_workers *workers, struct btrfs_work *work); +int btrfs_start_workers(struct btrfs_workers *workers); int btrfs_stop_workers(struct btrfs_workers *workers); void btrfs_init_workers(struct btrfs_workers *workers, char *name, int max, struct btrfs_workers *async_starter); diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index 50634abef9b..67385033323 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -2692,7 +2692,8 @@ int btrfs_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf); int btrfs_readpage(struct file *file, struct page *page); void btrfs_evict_inode(struct inode *inode); int btrfs_write_inode(struct inode *inode, struct writeback_control *wbc); -void btrfs_dirty_inode(struct inode *inode, int flags); +int btrfs_dirty_inode(struct inode *inode); +int btrfs_update_time(struct file *file); struct inode *btrfs_alloc_inode(struct super_block *sb); void btrfs_destroy_inode(struct inode *inode); int btrfs_drop_inode(struct inode *inode); diff --git a/fs/btrfs/delayed-inode.c b/fs/btrfs/delayed-inode.c index 5b163572e0c..9c1eccc2c50 100644 --- a/fs/btrfs/delayed-inode.c +++ b/fs/btrfs/delayed-inode.c @@ -640,8 +640,8 @@ static int btrfs_delayed_inode_reserve_metadata( * Now if src_rsv == delalloc_block_rsv we'll let it just steal since * we're accounted for. */ - if (!trans->bytes_reserved && - src_rsv != &root->fs_info->delalloc_block_rsv) { + if (!src_rsv || (!trans->bytes_reserved && + src_rsv != &root->fs_info->delalloc_block_rsv)) { ret = btrfs_block_rsv_add_noflush(root, dst_rsv, num_bytes); /* * Since we're under a transaction reserve_metadata_bytes could diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index 632f8f3cc9d..f44b3928dc2 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -2194,19 +2194,27 @@ struct btrfs_root *open_ctree(struct super_block *sb, fs_info->endio_meta_write_workers.idle_thresh = 2; fs_info->readahead_workers.idle_thresh = 2; - btrfs_start_workers(&fs_info->workers, 1); - btrfs_start_workers(&fs_info->generic_worker, 1); - btrfs_start_workers(&fs_info->submit_workers, 1); - btrfs_start_workers(&fs_info->delalloc_workers, 1); - btrfs_start_workers(&fs_info->fixup_workers, 1); - btrfs_start_workers(&fs_info->endio_workers, 1); - btrfs_start_workers(&fs_info->endio_meta_workers, 1); - btrfs_start_workers(&fs_info->endio_meta_write_workers, 1); - btrfs_start_workers(&fs_info->endio_write_workers, 1); - btrfs_start_workers(&fs_info->endio_freespace_worker, 1); - btrfs_start_workers(&fs_info->delayed_workers, 1); - btrfs_start_workers(&fs_info->caching_workers, 1); - btrfs_start_workers(&fs_info->readahead_workers, 1); + /* + * btrfs_start_workers can really only fail because of ENOMEM so just + * return -ENOMEM if any of these fail. + */ + ret = btrfs_start_workers(&fs_info->workers); + ret |= btrfs_start_workers(&fs_info->generic_worker); + ret |= btrfs_start_workers(&fs_info->submit_workers); + ret |= btrfs_start_workers(&fs_info->delalloc_workers); + ret |= btrfs_start_workers(&fs_info->fixup_workers); + ret |= btrfs_start_workers(&fs_info->endio_workers); + ret |= btrfs_start_workers(&fs_info->endio_meta_workers); + ret |= btrfs_start_workers(&fs_info->endio_meta_write_workers); + ret |= btrfs_start_workers(&fs_info->endio_write_workers); + ret |= btrfs_start_workers(&fs_info->endio_freespace_worker); + ret |= btrfs_start_workers(&fs_info->delayed_workers); + ret |= btrfs_start_workers(&fs_info->caching_workers); + ret |= btrfs_start_workers(&fs_info->readahead_workers); + if (ret) { + ret = -ENOMEM; + goto fail_sb_buffer; + } fs_info->bdi.ra_pages *= btrfs_super_num_devices(disk_super); fs_info->bdi.ra_pages = max(fs_info->bdi.ra_pages, diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index 2ad813674d7..f5fbe576d2b 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -2822,7 +2822,7 @@ out_free: btrfs_release_path(path); out: spin_lock(&block_group->lock); - if (!ret) + if (!ret && dcs == BTRFS_DC_SETUP) block_group->cache_generation = trans->transid; block_group->disk_cache_state = dcs; spin_unlock(&block_group->lock); @@ -4204,12 +4204,17 @@ int btrfs_delalloc_reserve_metadata(struct inode *inode, u64 num_bytes) struct btrfs_root *root = BTRFS_I(inode)->root; struct btrfs_block_rsv *block_rsv = &root->fs_info->delalloc_block_rsv; u64 to_reserve = 0; + u64 csum_bytes; unsigned nr_extents = 0; + int extra_reserve = 0; int flush = 1; int ret; + /* Need to be holding the i_mutex here if we aren't free space cache */ if (btrfs_is_free_space_inode(root, inode)) flush = 0; + else + WARN_ON(!mutex_is_locked(&inode->i_mutex)); if (flush && btrfs_transaction_in_commit(root->fs_info)) schedule_timeout(1); @@ -4220,11 +4225,9 @@ int btrfs_delalloc_reserve_metadata(struct inode *inode, u64 num_bytes) BTRFS_I(inode)->outstanding_extents++; if (BTRFS_I(inode)->outstanding_extents > - BTRFS_I(inode)->reserved_extents) { + BTRFS_I(inode)->reserved_extents) nr_extents = BTRFS_I(inode)->outstanding_extents - BTRFS_I(inode)->reserved_extents; - BTRFS_I(inode)->reserved_extents += nr_extents; - } /* * Add an item to reserve for updating the inode when we complete the @@ -4232,11 +4235,12 @@ int btrfs_delalloc_reserve_metadata(struct inode *inode, u64 num_bytes) */ if (!BTRFS_I(inode)->delalloc_meta_reserved) { nr_extents++; - BTRFS_I(inode)->delalloc_meta_reserved = 1; + extra_reserve = 1; } to_reserve = btrfs_calc_trans_metadata_size(root, nr_extents); to_reserve += calc_csum_metadata_size(inode, num_bytes, 1); + csum_bytes = BTRFS_I(inode)->csum_bytes; spin_unlock(&BTRFS_I(inode)->lock); ret = reserve_metadata_bytes(root, block_rsv, to_reserve, flush); @@ -4246,22 +4250,35 @@ int btrfs_delalloc_reserve_metadata(struct inode *inode, u64 num_bytes) spin_lock(&BTRFS_I(inode)->lock); dropped = drop_outstanding_extent(inode); - to_free = calc_csum_metadata_size(inode, num_bytes, 0); - spin_unlock(&BTRFS_I(inode)->lock); - to_free += btrfs_calc_trans_metadata_size(root, dropped); - /* - * Somebody could have come in and twiddled with the - * reservation, so if we have to free more than we would have - * reserved from this reservation go ahead and release those - * bytes. + * If the inodes csum_bytes is the same as the original + * csum_bytes then we know we haven't raced with any free()ers + * so we can just reduce our inodes csum bytes and carry on. + * Otherwise we have to do the normal free thing to account for + * the case that the free side didn't free up its reserve + * because of this outstanding reservation. */ - to_free -= to_reserve; + if (BTRFS_I(inode)->csum_bytes == csum_bytes) + calc_csum_metadata_size(inode, num_bytes, 0); + else + to_free = calc_csum_metadata_size(inode, num_bytes, 0); + spin_unlock(&BTRFS_I(inode)->lock); + if (dropped) + to_free += btrfs_calc_trans_metadata_size(root, dropped); + if (to_free) btrfs_block_rsv_release(root, block_rsv, to_free); return ret; } + spin_lock(&BTRFS_I(inode)->lock); + if (extra_reserve) { + BTRFS_I(inode)->delalloc_meta_reserved = 1; + nr_extents--; + } + BTRFS_I(inode)->reserved_extents += nr_extents; + spin_unlock(&BTRFS_I(inode)->lock); + block_rsv_add_bytes(block_rsv, to_reserve, 1); return 0; diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c index dafdfa059bf..97fbe939c05 100644 --- a/fs/btrfs/file.c +++ b/fs/btrfs/file.c @@ -1167,6 +1167,8 @@ static noinline ssize_t __btrfs_buffered_write(struct file *file, nrptrs = min((iov_iter_count(i) + PAGE_CACHE_SIZE - 1) / PAGE_CACHE_SIZE, PAGE_CACHE_SIZE / (sizeof(struct page *))); + nrptrs = min(nrptrs, current->nr_dirtied_pause - current->nr_dirtied); + nrptrs = max(nrptrs, 8); pages = kmalloc(nrptrs * sizeof(struct page *), GFP_KERNEL); if (!pages) return -ENOMEM; @@ -1387,7 +1389,11 @@ static ssize_t btrfs_file_aio_write(struct kiocb *iocb, goto out; } - file_update_time(file); + err = btrfs_update_time(file); + if (err) { + mutex_unlock(&inode->i_mutex); + goto out; + } BTRFS_I(inode)->sequence++; start_pos = round_down(pos, root->sectorsize); diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index 2c984f7d4c2..fd1a06df5bc 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -38,6 +38,7 @@ #include <linux/falloc.h> #include <linux/slab.h> #include <linux/ratelimit.h> +#include <linux/mount.h> #include "compat.h" #include "ctree.h" #include "disk-io.h" @@ -2031,7 +2032,7 @@ int btrfs_orphan_add(struct btrfs_trans_handle *trans, struct inode *inode) /* insert an orphan item to track this unlinked/truncated file */ if (insert >= 1) { ret = btrfs_insert_orphan_item(trans, root, btrfs_ino(inode)); - BUG_ON(ret); + BUG_ON(ret && ret != -EEXIST); } /* insert an orphan item to track subvolume contains orphan files */ @@ -2158,6 +2159,38 @@ int btrfs_orphan_cleanup(struct btrfs_root *root) if (ret && ret != -ESTALE) goto out; + if (ret == -ESTALE && root == root->fs_info->tree_root) { + struct btrfs_root *dead_root; + struct btrfs_fs_info *fs_info = root->fs_info; + int is_dead_root = 0; + + /* + * this is an orphan in the tree root. Currently these + * could come from 2 sources: + * a) a snapshot deletion in progress + * b) a free space cache inode + * We need to distinguish those two, as the snapshot + * orphan must not get deleted. + * find_dead_roots already ran before us, so if this + * is a snapshot deletion, we should find the root + * in the dead_roots list + */ + spin_lock(&fs_info->trans_lock); + list_for_each_entry(dead_root, &fs_info->dead_roots, + root_list) { + if (dead_root->root_key.objectid == + found_key.objectid) { + is_dead_root = 1; + break; + } + } + spin_unlock(&fs_info->trans_lock); + if (is_dead_root) { + /* prevent this orphan from being found again */ + key.offset = found_key.objectid - 1; + continue; + } + } /* * Inode is already gone but the orphan item is still there, * kill the orphan item. @@ -2191,7 +2224,14 @@ int btrfs_orphan_cleanup(struct btrfs_root *root) continue; } nr_truncate++; + /* + * Need to hold the imutex for reservation purposes, not + * a huge deal here but I have a WARN_ON in + * btrfs_delalloc_reserve_space to catch offenders. + */ + mutex_lock(&inode->i_mutex); ret = btrfs_truncate(inode); + mutex_unlock(&inode->i_mutex); } else { nr_unlink++; } @@ -3327,7 +3367,7 @@ int btrfs_cont_expand(struct inode *inode, loff_t oldsize, loff_t size) u64 hint_byte = 0; hole_size = last_byte - cur_offset; - trans = btrfs_start_transaction(root, 2); + trans = btrfs_start_transaction(root, 3); if (IS_ERR(trans)) { err = PTR_ERR(trans); break; @@ -3337,6 +3377,7 @@ int btrfs_cont_expand(struct inode *inode, loff_t oldsize, loff_t size) cur_offset + hole_size, &hint_byte, 1); if (err) { + btrfs_update_inode(trans, root, inode); btrfs_end_transaction(trans, root); break; } @@ -3346,6 +3387,7 @@ int btrfs_cont_expand(struct inode *inode, loff_t oldsize, loff_t size) 0, hole_size, 0, hole_size, 0, 0, 0); if (err) { + btrfs_update_inode(trans, root, inode); btrfs_end_transaction(trans, root); break; } @@ -3353,6 +3395,7 @@ int btrfs_cont_expand(struct inode *inode, loff_t oldsize, loff_t size) btrfs_drop_extent_cache(inode, hole_start, last_byte - 1, 0); + btrfs_update_inode(trans, root, inode); btrfs_end_transaction(trans, root); } free_extent_map(em); @@ -3370,6 +3413,8 @@ int btrfs_cont_expand(struct inode *inode, loff_t oldsize, loff_t size) static int btrfs_setsize(struct inode *inode, loff_t newsize) { + struct btrfs_root *root = BTRFS_I(inode)->root; + struct btrfs_trans_handle *trans; loff_t oldsize = i_size_read(inode); int ret; @@ -3377,16 +3422,19 @@ static int btrfs_setsize(struct inode *inode, loff_t newsize) return 0; if (newsize > oldsize) { - i_size_write(inode, newsize); - btrfs_ordered_update_i_size(inode, i_size_read(inode), NULL); truncate_pagecache(inode, oldsize, newsize); ret = btrfs_cont_expand(inode, oldsize, newsize); - if (ret) { - btrfs_setsize(inode, oldsize); + if (ret) return ret; - } - mark_inode_dirty(inode); + trans = btrfs_start_transaction(root, 1); + if (IS_ERR(trans)) + return PTR_ERR(trans); + + i_size_write(inode, newsize); + btrfs_ordered_update_i_size(inode, i_size_read(inode), NULL); + ret = btrfs_update_inode(trans, root, inode); + btrfs_end_transaction_throttle(trans, root); } else { /* @@ -3426,9 +3474,9 @@ static int btrfs_setattr(struct dentry *dentry, struct iattr *attr) if (attr->ia_valid) { setattr_copy(inode, attr); - mark_inode_dirty(inode); + err = btrfs_dirty_inode(inode); - if (attr->ia_valid & ATTR_MODE) + if (!err && attr->ia_valid & ATTR_MODE) err = btrfs_acl_chmod(inode); } @@ -4204,42 +4252,80 @@ int btrfs_write_inode(struct inode *inode, struct writeback_control *wbc) * FIXME, needs more benchmarking...there are no reasons other than performance * to keep or drop this code. */ -void btrfs_dirty_inode(struct inode *inode, int flags) +int btrfs_dirty_inode(struct inode *inode) { struct btrfs_root *root = BTRFS_I(inode)->root; struct btrfs_trans_handle *trans; int ret; if (BTRFS_I(inode)->dummy_inode) - return; + return 0; trans = btrfs_join_transaction(root); - BUG_ON(IS_ERR(trans)); + if (IS_ERR(trans)) + return PTR_ERR(trans); ret = btrfs_update_inode(trans, root, inode); if (ret && ret == -ENOSPC) { /* whoops, lets try again with the full transaction */ btrfs_end_transaction(trans, root); trans = btrfs_start_transaction(root, 1); - if (IS_ERR(trans)) { - printk_ratelimited(KERN_ERR "btrfs: fail to " - "dirty inode %llu error %ld\n", - (unsigned long long)btrfs_ino(inode), - PTR_ERR(trans)); - return; - } + if (IS_ERR(trans)) + return PTR_ERR(trans); ret = btrfs_update_inode(trans, root, inode); - if (ret) { - printk_ratelimited(KERN_ERR "btrfs: fail to " - "dirty inode %llu error %d\n", - (unsigned long long)btrfs_ino(inode), - ret); - } } btrfs_end_transaction(trans, root); if (BTRFS_I(inode)->delayed_node) btrfs_balance_delayed_items(root); + + return ret; +} + +/* + * This is a copy of file_update_time. We need this so we can return error on + * ENOSPC for updating the inode in the case of file write and mmap writes. + */ +int btrfs_update_time(struct file *file) +{ + struct inode *inode = file->f_path.dentry->d_inode; + struct timespec now; + int ret; + enum { S_MTIME = 1, S_CTIME = 2, S_VERSION = 4 } sync_it = 0; + + /* First try to exhaust all avenues to not sync */ + if (IS_NOCMTIME(inode)) + return 0; + + now = current_fs_time(inode->i_sb); + if (!timespec_equal(&inode->i_mtime, &now)) + sync_it = S_MTIME; + + if (!timespec_equal(&inode->i_ctime, &now)) + sync_it |= S_CTIME; + + if (IS_I_VERSION(inode)) + sync_it |= S_VERSION; + + if (!sync_it) + return 0; + + /* Finally allowed to write? Takes lock. */ + if (mnt_want_write_file(file)) + return 0; + + /* Only change inode inside the lock region */ + if (sync_it & S_VERSION) + inode_inc_iversion(inode); + if (sync_it & S_CTIME) + inode->i_ctime = now; + if (sync_it & S_MTIME) + inode->i_mtime = now; + ret = btrfs_dirty_inode(inode); + if (!ret) + mark_inode_dirty_sync(inode); + mnt_drop_write(file->f_path.mnt); + return ret; } /* @@ -4504,10 +4590,6 @@ static int btrfs_add_nondir(struct btrfs_trans_handle *trans, int err = btrfs_add_link(trans, dir, inode, dentry->d_name.name, dentry->d_name.len, backref, index); - if (!err) { - d_instantiate(dentry, inode); - return 0; - } if (err > 0) err = -EEXIST; return err; @@ -4555,13 +4637,21 @@ static int btrfs_mknod(struct inode *dir, struct dentry *dentry, goto out_unlock; } + /* + * If the active LSM wants to access the inode during + * d_instantiate it needs these. Smack checks to see + * if the filesystem supports xattrs by looking at the + * ops vector. + */ + + inode->i_op = &btrfs_special_inode_operations; err = btrfs_add_nondir(trans, dir, dentry, inode, 0, index); if (err) drop_inode = 1; else { - inode->i_op = &btrfs_special_inode_operations; init_special_inode(inode, inode->i_mode, rdev); btrfs_update_inode(trans, root, inode); + d_instantiate(dentry, inode); } out_unlock: nr = trans->blocks_used; @@ -4613,15 +4703,23 @@ static int btrfs_create(struct inode *dir, struct dentry *dentry, goto out_unlock; } + /* + * If the active LSM wants to access the inode during + * d_instantiate it needs these. Smack checks to see + * if the filesystem supports xattrs by looking at the + * ops vector. + */ + inode->i_fop = &btrfs_file_operations; + inode->i_op = &btrfs_file_inode_operations; + err = btrfs_add_nondir(trans, dir, dentry, inode, 0, index); if (err) drop_inode = 1; else { inode->i_mapping->a_ops = &btrfs_aops; inode->i_mapping->backing_dev_info = &root->fs_info->bdi; - inode->i_fop = &btrfs_file_operations; - inode->i_op = &btrfs_file_inode_operations; BTRFS_I(inode)->io_tree.ops = &btrfs_extent_io_ops; + d_instantiate(dentry, inode); } out_unlock: nr = trans->blocks_used; @@ -4679,6 +4777,7 @@ static int btrfs_link(struct dentry *old_dentry, struct inode *dir, struct dentry *parent = dentry->d_parent; err = btrfs_update_inode(trans, root, inode); BUG_ON(err); + d_instantiate(dentry, inode); btrfs_log_new_name(trans, inode, NULL, parent); } @@ -6303,7 +6402,12 @@ int btrfs_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf) u64 page_start; u64 page_end; + /* Need this to keep space reservations serialized */ + mutex_lock(&inode->i_mutex); ret = btrfs_delalloc_reserve_space(inode, PAGE_CACHE_SIZE); + mutex_unlock(&inode->i_mutex); + if (!ret) + ret = btrfs_update_time(vma->vm_file); if (ret) { if (ret == -ENOMEM) ret = VM_FAULT_OOM; @@ -6515,8 +6619,9 @@ static int btrfs_truncate(struct inode *inode) /* Just need the 1 for updating the inode */ trans = btrfs_start_transaction(root, 1); if (IS_ERR(trans)) { - err = PTR_ERR(trans); - goto out; + ret = err = PTR_ERR(trans); + trans = NULL; + break; } } @@ -7076,14 +7181,21 @@ static int btrfs_symlink(struct inode *dir, struct dentry *dentry, goto out_unlock; } + /* + * If the active LSM wants to access the inode during + * d_instantiate it needs these. Smack checks to see + * if the filesystem supports xattrs by looking at the + * ops vector. + */ + inode->i_fop = &btrfs_file_operations; + inode->i_op = &btrfs_file_inode_operations; + err = btrfs_add_nondir(trans, dir, dentry, inode, 0, index); if (err) drop_inode = 1; else { inode->i_mapping->a_ops = &btrfs_aops; inode->i_mapping->backing_dev_info = &root->fs_info->bdi; - inode->i_fop = &btrfs_file_operations; - inode->i_op = &btrfs_file_inode_operations; BTRFS_I(inode)->io_tree.ops = &btrfs_extent_io_ops; } if (drop_inode) @@ -7132,6 +7244,8 @@ static int btrfs_symlink(struct inode *dir, struct dentry *dentry, drop_inode = 1; out_unlock: + if (!err) + d_instantiate(dentry, inode); nr = trans->blocks_used; btrfs_end_transaction_throttle(trans, root); if (drop_inode) { @@ -7353,6 +7467,7 @@ static const struct inode_operations btrfs_symlink_inode_operations = { .follow_link = page_follow_link_light, .put_link = page_put_link, .getattr = btrfs_getattr, + .setattr = btrfs_setattr, .permission = btrfs_permission, .setxattr = btrfs_setxattr, .getxattr = btrfs_getxattr, diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c index 72d461656f6..c04f02c7d5b 100644 --- a/fs/btrfs/ioctl.c +++ b/fs/btrfs/ioctl.c @@ -252,11 +252,11 @@ static int btrfs_ioctl_setflags(struct file *file, void __user *arg) trans = btrfs_join_transaction(root); BUG_ON(IS_ERR(trans)); + btrfs_update_iflags(inode); + inode->i_ctime = CURRENT_TIME; ret = btrfs_update_inode(trans, root, inode); BUG_ON(ret); - btrfs_update_iflags(inode); - inode->i_ctime = CURRENT_TIME; btrfs_end_transaction(trans, root); mnt_drop_write(file->f_path.mnt); @@ -858,8 +858,10 @@ static int cluster_pages_for_defrag(struct inode *inode, return 0; file_end = (isize - 1) >> PAGE_CACHE_SHIFT; + mutex_lock(&inode->i_mutex); ret = btrfs_delalloc_reserve_space(inode, num_pages << PAGE_CACHE_SHIFT); + mutex_unlock(&inode->i_mutex); if (ret) return ret; again: diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c index dff29d5e151..cfb55434a46 100644 --- a/fs/btrfs/relocation.c +++ b/fs/btrfs/relocation.c @@ -2947,7 +2947,9 @@ static int relocate_file_extent_cluster(struct inode *inode, index = (cluster->start - offset) >> PAGE_CACHE_SHIFT; last_index = (cluster->end - offset) >> PAGE_CACHE_SHIFT; while (index <= last_index) { + mutex_lock(&inode->i_mutex); ret = btrfs_delalloc_reserve_metadata(inode, PAGE_CACHE_SIZE); + mutex_unlock(&inode->i_mutex); if (ret) goto out; diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c index c27bcb67f33..ddf2c90d3fc 100644 --- a/fs/btrfs/scrub.c +++ b/fs/btrfs/scrub.c @@ -1535,18 +1535,22 @@ static noinline_for_stack int scrub_supers(struct scrub_dev *sdev) static noinline_for_stack int scrub_workers_get(struct btrfs_root *root) { struct btrfs_fs_info *fs_info = root->fs_info; + int ret = 0; mutex_lock(&fs_info->scrub_lock); if (fs_info->scrub_workers_refcnt == 0) { btrfs_init_workers(&fs_info->scrub_workers, "scrub", fs_info->thread_pool_size, &fs_info->generic_worker); fs_info->scrub_workers.idle_thresh = 4; - btrfs_start_workers(&fs_info->scrub_workers, 1); + ret = btrfs_start_workers(&fs_info->scrub_workers); + if (ret) + goto out; } ++fs_info->scrub_workers_refcnt; +out: mutex_unlock(&fs_info->scrub_lock); - return 0; + return ret; } static noinline_for_stack void scrub_workers_put(struct btrfs_root *root) diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c index e28ad4baf48..200f63bc667 100644 --- a/fs/btrfs/super.c +++ b/fs/btrfs/super.c @@ -41,6 +41,7 @@ #include <linux/slab.h> #include <linux/cleancache.h> #include <linux/mnt_namespace.h> +#include <linux/ratelimit.h> #include "compat.h" #include "delayed-inode.h" #include "ctree.h" @@ -1053,7 +1054,7 @@ static int btrfs_calc_avail_data_space(struct btrfs_root *root, u64 *free_bytes) u64 avail_space; u64 used_space; u64 min_stripe_size; - int min_stripes = 1; + int min_stripes = 1, num_stripes = 1; int i = 0, nr_devices; int ret; @@ -1067,12 +1068,16 @@ static int btrfs_calc_avail_data_space(struct btrfs_root *root, u64 *free_bytes) /* calc min stripe number for data space alloction */ type = btrfs_get_alloc_profile(root, 1); - if (type & BTRFS_BLOCK_GROUP_RAID0) + if (type & BTRFS_BLOCK_GROUP_RAID0) { min_stripes = 2; - else if (type & BTRFS_BLOCK_GROUP_RAID1) + num_stripes = nr_devices; + } else if (type & BTRFS_BLOCK_GROUP_RAID1) { min_stripes = 2; - else if (type & BTRFS_BLOCK_GROUP_RAID10) + num_stripes = 2; + } else if (type & BTRFS_BLOCK_GROUP_RAID10) { min_stripes = 4; + num_stripes = 4; + } if (type & BTRFS_BLOCK_GROUP_DUP) min_stripe_size = 2 * BTRFS_STRIPE_LEN; @@ -1141,13 +1146,16 @@ static int btrfs_calc_avail_data_space(struct btrfs_root *root, u64 *free_bytes) i = nr_devices - 1; avail_space = 0; while (nr_devices >= min_stripes) { + if (num_stripes > nr_devices) + num_stripes = nr_devices; + if (devices_info[i].max_avail >= min_stripe_size) { int j; u64 alloc_size; - avail_space += devices_info[i].max_avail * min_stripes; + avail_space += devices_info[i].max_avail * num_stripes; alloc_size = devices_info[i].max_avail; - for (j = i + 1 - min_stripes; j <= i; j++) + for (j = i + 1 - num_stripes; j <= i; j++) devices_info[j].max_avail -= alloc_size; } i--; @@ -1264,6 +1272,16 @@ static int btrfs_unfreeze(struct super_block *sb) return 0; } +static void btrfs_fs_dirty_inode(struct inode *inode, int flags) +{ + int ret; + + ret = btrfs_dirty_inode(inode); + if (ret) + printk_ratelimited(KERN_ERR "btrfs: fail to dirty inode %Lu " + "error %d\n", btrfs_ino(inode), ret); +} + static const struct super_operations btrfs_super_ops = { .drop_inode = btrfs_drop_inode, .evict_inode = btrfs_evict_inode, @@ -1271,7 +1289,7 @@ static const struct super_operations btrfs_super_ops = { .sync_fs = btrfs_sync_fs, .show_options = btrfs_show_options, .write_inode = btrfs_write_inode, - .dirty_inode = btrfs_dirty_inode, + .dirty_inode = btrfs_fs_dirty_inode, .alloc_inode = btrfs_alloc_inode, .destroy_inode = btrfs_destroy_inode, .statfs = btrfs_statfs, diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c index 0a8c8f8304b..f4b839fd3c9 100644 --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -295,6 +295,12 @@ loop_lock: btrfs_requeue_work(&device->work); goto done; } + /* unplug every 64 requests just for good measure */ + if (batch_run % 64 == 0) { + blk_finish_plug(&plug); + blk_start_plug(&plug); + sync_pending = 0; + } } cond_resched(); @@ -3258,7 +3264,7 @@ static void btrfs_end_bio(struct bio *bio, int err) */ if (atomic_read(&bbio->error) > bbio->max_errors) { err = -EIO; - } else if (err) { + } else { /* * this bio is actually up to date, we didn't * go over the max number of errors diff --git a/fs/ceph/addr.c b/fs/ceph/addr.c index 4144caf2f9d..173b1d22e59 100644 --- a/fs/ceph/addr.c +++ b/fs/ceph/addr.c @@ -87,7 +87,7 @@ static int ceph_set_page_dirty(struct page *page) snapc = ceph_get_snap_context(ci->i_snap_realm->cached_context); /* dirty the head */ - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); if (ci->i_head_snapc == NULL) ci->i_head_snapc = ceph_get_snap_context(snapc); ++ci->i_wrbuffer_ref_head; @@ -100,7 +100,7 @@ static int ceph_set_page_dirty(struct page *page) ci->i_wrbuffer_ref-1, ci->i_wrbuffer_ref_head-1, ci->i_wrbuffer_ref, ci->i_wrbuffer_ref_head, snapc, snapc->seq, snapc->num_snaps); - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); /* now adjust page */ spin_lock_irq(&mapping->tree_lock); @@ -391,7 +391,7 @@ static struct ceph_snap_context *get_oldest_context(struct inode *inode, struct ceph_snap_context *snapc = NULL; struct ceph_cap_snap *capsnap = NULL; - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); list_for_each_entry(capsnap, &ci->i_cap_snaps, ci_item) { dout(" cap_snap %p snapc %p has %d dirty pages\n", capsnap, capsnap->context, capsnap->dirty_pages); @@ -407,7 +407,7 @@ static struct ceph_snap_context *get_oldest_context(struct inode *inode, dout(" head snapc %p has %d dirty pages\n", snapc, ci->i_wrbuffer_ref_head); } - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); return snapc; } diff --git a/fs/ceph/caps.c b/fs/ceph/caps.c index 0f327c6c967..8b53193e4f7 100644 --- a/fs/ceph/caps.c +++ b/fs/ceph/caps.c @@ -309,7 +309,7 @@ void ceph_reservation_status(struct ceph_fs_client *fsc, /* * Find ceph_cap for given mds, if any. * - * Called with i_lock held. + * Called with i_ceph_lock held. */ static struct ceph_cap *__get_cap_for_mds(struct ceph_inode_info *ci, int mds) { @@ -332,9 +332,9 @@ struct ceph_cap *ceph_get_cap_for_mds(struct ceph_inode_info *ci, int mds) { struct ceph_cap *cap; - spin_lock(&ci->vfs_inode.i_lock); + spin_lock(&ci->i_ceph_lock); cap = __get_cap_for_mds(ci, mds); - spin_unlock(&ci->vfs_inode.i_lock); + spin_unlock(&ci->i_ceph_lock); return cap; } @@ -361,15 +361,16 @@ static int __ceph_get_cap_mds(struct ceph_inode_info *ci) int ceph_get_cap_mds(struct inode *inode) { + struct ceph_inode_info *ci = ceph_inode(inode); int mds; - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); mds = __ceph_get_cap_mds(ceph_inode(inode)); - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); return mds; } /* - * Called under i_lock. + * Called under i_ceph_lock. */ static void __insert_cap_node(struct ceph_inode_info *ci, struct ceph_cap *new) @@ -415,7 +416,7 @@ static void __cap_set_timeouts(struct ceph_mds_client *mdsc, * * If I_FLUSH is set, leave the inode at the front of the list. * - * Caller holds i_lock + * Caller holds i_ceph_lock * -> we take mdsc->cap_delay_lock */ static void __cap_delay_requeue(struct ceph_mds_client *mdsc, @@ -457,7 +458,7 @@ static void __cap_delay_requeue_front(struct ceph_mds_client *mdsc, /* * Cancel delayed work on cap. * - * Caller must hold i_lock. + * Caller must hold i_ceph_lock. */ static void __cap_delay_cancel(struct ceph_mds_client *mdsc, struct ceph_inode_info *ci) @@ -532,14 +533,14 @@ int ceph_add_cap(struct inode *inode, wanted |= ceph_caps_for_mode(fmode); retry: - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); cap = __get_cap_for_mds(ci, mds); if (!cap) { if (new_cap) { cap = new_cap; new_cap = NULL; } else { - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); new_cap = get_cap(mdsc, caps_reservation); if (new_cap == NULL) return -ENOMEM; @@ -625,7 +626,7 @@ retry: if (fmode >= 0) __ceph_get_fmode(ci, fmode); - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); wake_up_all(&ci->i_cap_wq); return 0; } @@ -792,7 +793,7 @@ int ceph_caps_revoking(struct ceph_inode_info *ci, int mask) struct rb_node *p; int ret = 0; - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); for (p = rb_first(&ci->i_caps); p; p = rb_next(p)) { cap = rb_entry(p, struct ceph_cap, ci_node); if (__cap_is_valid(cap) && @@ -801,7 +802,7 @@ int ceph_caps_revoking(struct ceph_inode_info *ci, int mask) break; } } - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); dout("ceph_caps_revoking %p %s = %d\n", inode, ceph_cap_string(mask), ret); return ret; @@ -855,7 +856,7 @@ int __ceph_caps_mds_wanted(struct ceph_inode_info *ci) } /* - * called under i_lock + * called under i_ceph_lock */ static int __ceph_is_any_caps(struct ceph_inode_info *ci) { @@ -865,7 +866,7 @@ static int __ceph_is_any_caps(struct ceph_inode_info *ci) /* * Remove a cap. Take steps to deal with a racing iterate_session_caps. * - * caller should hold i_lock. + * caller should hold i_ceph_lock. * caller will not hold session s_mutex if called from destroy_inode. */ void __ceph_remove_cap(struct ceph_cap *cap) @@ -1028,7 +1029,7 @@ static void __queue_cap_release(struct ceph_mds_session *session, /* * Queue cap releases when an inode is dropped from our cache. Since - * inode is about to be destroyed, there is no need for i_lock. + * inode is about to be destroyed, there is no need for i_ceph_lock. */ void ceph_queue_caps_release(struct inode *inode) { @@ -1049,7 +1050,7 @@ void ceph_queue_caps_release(struct inode *inode) /* * Send a cap msg on the given inode. Update our caps state, then - * drop i_lock and send the message. + * drop i_ceph_lock and send the message. * * Make note of max_size reported/requested from mds, revoked caps * that have now been implemented. @@ -1061,13 +1062,13 @@ void ceph_queue_caps_release(struct inode *inode) * Return non-zero if delayed release, or we experienced an error * such that the caller should requeue + retry later. * - * called with i_lock, then drops it. + * called with i_ceph_lock, then drops it. * caller should hold snap_rwsem (read), s_mutex. */ static int __send_cap(struct ceph_mds_client *mdsc, struct ceph_cap *cap, int op, int used, int want, int retain, int flushing, unsigned *pflush_tid) - __releases(cap->ci->vfs_inode->i_lock) + __releases(cap->ci->i_ceph_lock) { struct ceph_inode_info *ci = cap->ci; struct inode *inode = &ci->vfs_inode; @@ -1170,7 +1171,7 @@ static int __send_cap(struct ceph_mds_client *mdsc, struct ceph_cap *cap, xattr_version = ci->i_xattrs.version; } - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); ret = send_cap_msg(session, ceph_vino(inode).ino, cap_id, op, keep, want, flushing, seq, flush_tid, issue_seq, mseq, @@ -1198,13 +1199,13 @@ static int __send_cap(struct ceph_mds_client *mdsc, struct ceph_cap *cap, * Unless @again is true, skip cap_snaps that were already sent to * the MDS (i.e., during this session). * - * Called under i_lock. Takes s_mutex as needed. + * Called under i_ceph_lock. Takes s_mutex as needed. */ void __ceph_flush_snaps(struct ceph_inode_info *ci, struct ceph_mds_session **psession, int again) - __releases(ci->vfs_inode->i_lock) - __acquires(ci->vfs_inode->i_lock) + __releases(ci->i_ceph_lock) + __acquires(ci->i_ceph_lock) { struct inode *inode = &ci->vfs_inode; int mds; @@ -1261,7 +1262,7 @@ retry: session = NULL; } if (!session) { - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); mutex_lock(&mdsc->mutex); session = __ceph_lookup_mds_session(mdsc, mds); mutex_unlock(&mdsc->mutex); @@ -1275,7 +1276,7 @@ retry: * deletion or migration. retry, and we'll * get a better @mds value next time. */ - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); goto retry; } @@ -1285,7 +1286,7 @@ retry: list_del_init(&capsnap->flushing_item); list_add_tail(&capsnap->flushing_item, &session->s_cap_snaps_flushing); - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); dout("flush_snaps %p cap_snap %p follows %lld tid %llu\n", inode, capsnap, capsnap->follows, capsnap->flush_tid); @@ -1302,7 +1303,7 @@ retry: next_follows = capsnap->follows + 1; ceph_put_cap_snap(capsnap); - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); goto retry; } @@ -1322,11 +1323,9 @@ out: static void ceph_flush_snaps(struct ceph_inode_info *ci) { - struct inode *inode = &ci->vfs_inode; - - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); __ceph_flush_snaps(ci, NULL, 0); - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); } /* @@ -1373,7 +1372,7 @@ int __ceph_mark_dirty_caps(struct ceph_inode_info *ci, int mask) * Add dirty inode to the flushing list. Assigned a seq number so we * can wait for caps to flush without starving. * - * Called under i_lock. + * Called under i_ceph_lock. */ static int __mark_caps_flushing(struct inode *inode, struct ceph_mds_session *session) @@ -1421,9 +1420,9 @@ static int try_nonblocking_invalidate(struct inode *inode) struct ceph_inode_info *ci = ceph_inode(inode); u32 invalidating_gen = ci->i_rdcache_gen; - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); invalidate_mapping_pages(&inode->i_data, 0, -1); - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); if (inode->i_data.nrpages == 0 && invalidating_gen == ci->i_rdcache_gen) { @@ -1470,7 +1469,7 @@ void ceph_check_caps(struct ceph_inode_info *ci, int flags, if (mdsc->stopping) is_delayed = 1; - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); if (ci->i_ceph_flags & CEPH_I_FLUSH) flags |= CHECK_CAPS_FLUSH; @@ -1480,7 +1479,7 @@ void ceph_check_caps(struct ceph_inode_info *ci, int flags, __ceph_flush_snaps(ci, &session, 0); goto retry_locked; retry: - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); retry_locked: file_wanted = __ceph_caps_file_wanted(ci); used = __ceph_caps_used(ci); @@ -1634,7 +1633,7 @@ ack: if (mutex_trylock(&session->s_mutex) == 0) { dout("inverting session/ino locks on %p\n", session); - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); if (took_snap_rwsem) { up_read(&mdsc->snap_rwsem); took_snap_rwsem = 0; @@ -1648,7 +1647,7 @@ ack: if (down_read_trylock(&mdsc->snap_rwsem) == 0) { dout("inverting snap/in locks on %p\n", inode); - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); down_read(&mdsc->snap_rwsem); took_snap_rwsem = 1; goto retry; @@ -1664,10 +1663,10 @@ ack: mds = cap->mds; /* remember mds, so we don't repeat */ sent++; - /* __send_cap drops i_lock */ + /* __send_cap drops i_ceph_lock */ delayed += __send_cap(mdsc, cap, CEPH_CAP_OP_UPDATE, used, want, retain, flushing, NULL); - goto retry; /* retake i_lock and restart our cap scan. */ + goto retry; /* retake i_ceph_lock and restart our cap scan. */ } /* @@ -1681,7 +1680,7 @@ ack: else if (!is_delayed || force_requeue) __cap_delay_requeue(mdsc, ci); - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); if (queue_invalidate) ceph_queue_invalidate(inode); @@ -1704,7 +1703,7 @@ static int try_flush_caps(struct inode *inode, struct ceph_mds_session *session, int flushing = 0; retry: - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); if (ci->i_ceph_flags & CEPH_I_NOFLUSH) { dout("try_flush_caps skipping %p I_NOFLUSH set\n", inode); goto out; @@ -1716,7 +1715,7 @@ retry: int delayed; if (!session) { - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); session = cap->session; mutex_lock(&session->s_mutex); goto retry; @@ -1727,18 +1726,18 @@ retry: flushing = __mark_caps_flushing(inode, session); - /* __send_cap drops i_lock */ + /* __send_cap drops i_ceph_lock */ delayed = __send_cap(mdsc, cap, CEPH_CAP_OP_FLUSH, used, want, cap->issued | cap->implemented, flushing, flush_tid); if (!delayed) goto out_unlocked; - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); __cap_delay_requeue(mdsc, ci); } out: - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); out_unlocked: if (session && unlock_session) mutex_unlock(&session->s_mutex); @@ -1753,7 +1752,7 @@ static int caps_are_flushed(struct inode *inode, unsigned tid) struct ceph_inode_info *ci = ceph_inode(inode); int i, ret = 1; - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); for (i = 0; i < CEPH_CAP_BITS; i++) if ((ci->i_flushing_caps & (1 << i)) && ci->i_cap_flush_tid[i] <= tid) { @@ -1761,7 +1760,7 @@ static int caps_are_flushed(struct inode *inode, unsigned tid) ret = 0; break; } - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); return ret; } @@ -1868,10 +1867,10 @@ int ceph_write_inode(struct inode *inode, struct writeback_control *wbc) struct ceph_mds_client *mdsc = ceph_sb_to_client(inode->i_sb)->mdsc; - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); if (__ceph_caps_dirty(ci)) __cap_delay_requeue_front(mdsc, ci); - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); } return err; } @@ -1894,7 +1893,7 @@ static void kick_flushing_capsnaps(struct ceph_mds_client *mdsc, struct inode *inode = &ci->vfs_inode; struct ceph_cap *cap; - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); cap = ci->i_auth_cap; if (cap && cap->session == session) { dout("kick_flushing_caps %p cap %p capsnap %p\n", inode, @@ -1904,7 +1903,7 @@ static void kick_flushing_capsnaps(struct ceph_mds_client *mdsc, pr_err("%p auth cap %p not mds%d ???\n", inode, cap, session->s_mds); } - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); } } @@ -1921,7 +1920,7 @@ void ceph_kick_flushing_caps(struct ceph_mds_client *mdsc, struct ceph_cap *cap; int delayed = 0; - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); cap = ci->i_auth_cap; if (cap && cap->session == session) { dout("kick_flushing_caps %p cap %p %s\n", inode, @@ -1932,14 +1931,14 @@ void ceph_kick_flushing_caps(struct ceph_mds_client *mdsc, cap->issued | cap->implemented, ci->i_flushing_caps, NULL); if (delayed) { - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); __cap_delay_requeue(mdsc, ci); - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); } } else { pr_err("%p auth cap %p not mds%d ???\n", inode, cap, session->s_mds); - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); } } } @@ -1952,7 +1951,7 @@ static void kick_flushing_inode_caps(struct ceph_mds_client *mdsc, struct ceph_cap *cap; int delayed = 0; - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); cap = ci->i_auth_cap; dout("kick_flushing_inode_caps %p flushing %s flush_seq %lld\n", inode, ceph_cap_string(ci->i_flushing_caps), ci->i_cap_flush_seq); @@ -1964,12 +1963,12 @@ static void kick_flushing_inode_caps(struct ceph_mds_client *mdsc, cap->issued | cap->implemented, ci->i_flushing_caps, NULL); if (delayed) { - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); __cap_delay_requeue(mdsc, ci); - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); } } else { - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); } } @@ -1978,7 +1977,7 @@ static void kick_flushing_inode_caps(struct ceph_mds_client *mdsc, * Take references to capabilities we hold, so that we don't release * them to the MDS prematurely. * - * Protected by i_lock. + * Protected by i_ceph_lock. */ static void __take_cap_refs(struct ceph_inode_info *ci, int got) { @@ -2016,7 +2015,7 @@ static int try_get_cap_refs(struct ceph_inode_info *ci, int need, int want, dout("get_cap_refs %p need %s want %s\n", inode, ceph_cap_string(need), ceph_cap_string(want)); - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); /* make sure file is actually open */ file_wanted = __ceph_caps_file_wanted(ci); @@ -2077,7 +2076,7 @@ static int try_get_cap_refs(struct ceph_inode_info *ci, int need, int want, ceph_cap_string(have), ceph_cap_string(need)); } out: - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); dout("get_cap_refs %p ret %d got %s\n", inode, ret, ceph_cap_string(*got)); return ret; @@ -2094,7 +2093,7 @@ static void check_max_size(struct inode *inode, loff_t endoff) int check = 0; /* do we need to explicitly request a larger max_size? */ - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); if ((endoff >= ci->i_max_size || endoff > (inode->i_size << 1)) && endoff > ci->i_wanted_max_size) { @@ -2103,7 +2102,7 @@ static void check_max_size(struct inode *inode, loff_t endoff) ci->i_wanted_max_size = endoff; check = 1; } - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); if (check) ceph_check_caps(ci, CHECK_CAPS_AUTHONLY, NULL); } @@ -2140,9 +2139,9 @@ retry: */ void ceph_get_cap_refs(struct ceph_inode_info *ci, int caps) { - spin_lock(&ci->vfs_inode.i_lock); + spin_lock(&ci->i_ceph_lock); __take_cap_refs(ci, caps); - spin_unlock(&ci->vfs_inode.i_lock); + spin_unlock(&ci->i_ceph_lock); } /* @@ -2160,7 +2159,7 @@ void ceph_put_cap_refs(struct ceph_inode_info *ci, int had) int last = 0, put = 0, flushsnaps = 0, wake = 0; struct ceph_cap_snap *capsnap; - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); if (had & CEPH_CAP_PIN) --ci->i_pin_ref; if (had & CEPH_CAP_FILE_RD) @@ -2193,7 +2192,7 @@ void ceph_put_cap_refs(struct ceph_inode_info *ci, int had) } } } - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); dout("put_cap_refs %p had %s%s%s\n", inode, ceph_cap_string(had), last ? " last" : "", put ? " put" : ""); @@ -2225,7 +2224,7 @@ void ceph_put_wrbuffer_cap_refs(struct ceph_inode_info *ci, int nr, int found = 0; struct ceph_cap_snap *capsnap = NULL; - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); ci->i_wrbuffer_ref -= nr; last = !ci->i_wrbuffer_ref; @@ -2274,7 +2273,7 @@ void ceph_put_wrbuffer_cap_refs(struct ceph_inode_info *ci, int nr, } } - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); if (last) { ceph_check_caps(ci, CHECK_CAPS_AUTHONLY, NULL); @@ -2291,7 +2290,7 @@ void ceph_put_wrbuffer_cap_refs(struct ceph_inode_info *ci, int nr, * Handle a cap GRANT message from the MDS. (Note that a GRANT may * actually be a revocation if it specifies a smaller cap set.) * - * caller holds s_mutex and i_lock, we drop both. + * caller holds s_mutex and i_ceph_lock, we drop both. * * return value: * 0 - ok @@ -2302,7 +2301,7 @@ static void handle_cap_grant(struct inode *inode, struct ceph_mds_caps *grant, struct ceph_mds_session *session, struct ceph_cap *cap, struct ceph_buffer *xattr_buf) - __releases(inode->i_lock) + __releases(ci->i_ceph_lock) { struct ceph_inode_info *ci = ceph_inode(inode); int mds = session->s_mds; @@ -2453,7 +2452,7 @@ static void handle_cap_grant(struct inode *inode, struct ceph_mds_caps *grant, } BUG_ON(cap->issued & ~cap->implemented); - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); if (writeback) /* * queue inode for writeback: we can't actually call @@ -2483,7 +2482,7 @@ static void handle_cap_flush_ack(struct inode *inode, u64 flush_tid, struct ceph_mds_caps *m, struct ceph_mds_session *session, struct ceph_cap *cap) - __releases(inode->i_lock) + __releases(ci->i_ceph_lock) { struct ceph_inode_info *ci = ceph_inode(inode); struct ceph_mds_client *mdsc = ceph_sb_to_client(inode->i_sb)->mdsc; @@ -2539,7 +2538,7 @@ static void handle_cap_flush_ack(struct inode *inode, u64 flush_tid, wake_up_all(&ci->i_cap_wq); out: - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); if (drop) iput(inode); } @@ -2562,7 +2561,7 @@ static void handle_cap_flushsnap_ack(struct inode *inode, u64 flush_tid, dout("handle_cap_flushsnap_ack inode %p ci %p mds%d follows %lld\n", inode, ci, session->s_mds, follows); - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); list_for_each_entry(capsnap, &ci->i_cap_snaps, ci_item) { if (capsnap->follows == follows) { if (capsnap->flush_tid != flush_tid) { @@ -2585,7 +2584,7 @@ static void handle_cap_flushsnap_ack(struct inode *inode, u64 flush_tid, capsnap, capsnap->follows); } } - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); if (drop) iput(inode); } @@ -2598,7 +2597,7 @@ static void handle_cap_flushsnap_ack(struct inode *inode, u64 flush_tid, static void handle_cap_trunc(struct inode *inode, struct ceph_mds_caps *trunc, struct ceph_mds_session *session) - __releases(inode->i_lock) + __releases(ci->i_ceph_lock) { struct ceph_inode_info *ci = ceph_inode(inode); int mds = session->s_mds; @@ -2617,7 +2616,7 @@ static void handle_cap_trunc(struct inode *inode, inode, mds, seq, truncate_size, truncate_seq); queue_trunc = ceph_fill_file_size(inode, issued, truncate_seq, truncate_size, size); - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); if (queue_trunc) ceph_queue_vmtruncate(inode); @@ -2646,7 +2645,7 @@ static void handle_cap_export(struct inode *inode, struct ceph_mds_caps *ex, dout("handle_cap_export inode %p ci %p mds%d mseq %d\n", inode, ci, mds, mseq); - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); /* make sure we haven't seen a higher mseq */ for (p = rb_first(&ci->i_caps); p; p = rb_next(p)) { @@ -2690,7 +2689,7 @@ static void handle_cap_export(struct inode *inode, struct ceph_mds_caps *ex, } /* else, we already released it */ - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); } /* @@ -2745,9 +2744,9 @@ static void handle_cap_import(struct ceph_mds_client *mdsc, up_read(&mdsc->snap_rwsem); /* make sure we re-request max_size, if necessary */ - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); ci->i_requested_max_size = 0; - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); } /* @@ -2762,6 +2761,7 @@ void ceph_handle_caps(struct ceph_mds_session *session, struct ceph_mds_client *mdsc = session->s_mdsc; struct super_block *sb = mdsc->fsc->sb; struct inode *inode; + struct ceph_inode_info *ci; struct ceph_cap *cap; struct ceph_mds_caps *h; int mds = session->s_mds; @@ -2815,6 +2815,7 @@ void ceph_handle_caps(struct ceph_mds_session *session, /* lookup ino */ inode = ceph_find_inode(sb, vino); + ci = ceph_inode(inode); dout(" op %s ino %llx.%llx inode %p\n", ceph_cap_op_name(op), vino.ino, vino.snap, inode); if (!inode) { @@ -2844,16 +2845,16 @@ void ceph_handle_caps(struct ceph_mds_session *session, } /* the rest require a cap */ - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); cap = __get_cap_for_mds(ceph_inode(inode), mds); if (!cap) { dout(" no cap on %p ino %llx.%llx from mds%d\n", inode, ceph_ino(inode), ceph_snap(inode), mds); - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); goto flush_cap_releases; } - /* note that each of these drops i_lock for us */ + /* note that each of these drops i_ceph_lock for us */ switch (op) { case CEPH_CAP_OP_REVOKE: case CEPH_CAP_OP_GRANT: @@ -2869,7 +2870,7 @@ void ceph_handle_caps(struct ceph_mds_session *session, break; default: - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); pr_err("ceph_handle_caps: unknown cap op %d %s\n", op, ceph_cap_op_name(op)); } @@ -2962,13 +2963,13 @@ void ceph_put_fmode(struct ceph_inode_info *ci, int fmode) struct inode *inode = &ci->vfs_inode; int last = 0; - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); dout("put_fmode %p fmode %d %d -> %d\n", inode, fmode, ci->i_nr_by_mode[fmode], ci->i_nr_by_mode[fmode]-1); BUG_ON(ci->i_nr_by_mode[fmode] == 0); if (--ci->i_nr_by_mode[fmode] == 0) last++; - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); if (last && ci->i_vino.snap == CEPH_NOSNAP) ceph_check_caps(ci, 0, NULL); @@ -2991,7 +2992,7 @@ int ceph_encode_inode_release(void **p, struct inode *inode, int used, dirty; int ret = 0; - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); used = __ceph_caps_used(ci); dirty = __ceph_caps_dirty(ci); @@ -3046,7 +3047,7 @@ int ceph_encode_inode_release(void **p, struct inode *inode, inode, cap, ceph_cap_string(cap->issued)); } } - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); return ret; } @@ -3061,7 +3062,7 @@ int ceph_encode_dentry_release(void **p, struct dentry *dentry, /* * force an record for the directory caps if we have a dentry lease. - * this is racy (can't take i_lock and d_lock together), but it + * this is racy (can't take i_ceph_lock and d_lock together), but it * doesn't have to be perfect; the mds will revoke anything we don't * release. */ diff --git a/fs/ceph/dir.c b/fs/ceph/dir.c index bca3948e9db..98954003a8d 100644 --- a/fs/ceph/dir.c +++ b/fs/ceph/dir.c @@ -281,18 +281,18 @@ static int ceph_readdir(struct file *filp, void *dirent, filldir_t filldir) } /* can we use the dcache? */ - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); if ((filp->f_pos == 2 || fi->dentry) && !ceph_test_mount_opt(fsc, NOASYNCREADDIR) && ceph_snap(inode) != CEPH_SNAPDIR && ceph_dir_test_complete(inode) && __ceph_caps_issued_mask(ci, CEPH_CAP_FILE_SHARED, 1)) { - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); err = __dcache_readdir(filp, dirent, filldir); if (err != -EAGAIN) return err; } else { - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); } if (fi->dentry) { err = note_last_dentry(fi, fi->dentry->d_name.name, @@ -428,12 +428,12 @@ more: * were released during the whole readdir, and we should have * the complete dir contents in our cache. */ - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); if (ci->i_release_count == fi->dir_release_count) { ceph_dir_set_complete(inode); ci->i_max_offset = filp->f_pos; } - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); dout("readdir %p filp %p done.\n", inode, filp); return 0; @@ -607,7 +607,7 @@ static struct dentry *ceph_lookup(struct inode *dir, struct dentry *dentry, struct ceph_inode_info *ci = ceph_inode(dir); struct ceph_dentry_info *di = ceph_dentry(dentry); - spin_lock(&dir->i_lock); + spin_lock(&ci->i_ceph_lock); dout(" dir %p flags are %d\n", dir, ci->i_ceph_flags); if (strncmp(dentry->d_name.name, fsc->mount_options->snapdir_name, @@ -615,13 +615,13 @@ static struct dentry *ceph_lookup(struct inode *dir, struct dentry *dentry, !is_root_ceph_dentry(dir, dentry) && ceph_dir_test_complete(dir) && (__ceph_caps_issued_mask(ci, CEPH_CAP_FILE_SHARED, 1))) { - spin_unlock(&dir->i_lock); + spin_unlock(&ci->i_ceph_lock); dout(" dir %p complete, -ENOENT\n", dir); d_add(dentry, NULL); di->lease_shared_gen = ci->i_shared_gen; return NULL; } - spin_unlock(&dir->i_lock); + spin_unlock(&ci->i_ceph_lock); } op = ceph_snap(dir) == CEPH_SNAPDIR ? @@ -841,12 +841,12 @@ static int drop_caps_for_unlink(struct inode *inode) struct ceph_inode_info *ci = ceph_inode(inode); int drop = CEPH_CAP_LINK_SHARED | CEPH_CAP_LINK_EXCL; - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); if (inode->i_nlink == 1) { drop |= ~(__ceph_caps_wanted(ci) | CEPH_CAP_PIN); ci->i_ceph_flags |= CEPH_I_NODELAY; } - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); return drop; } @@ -1015,10 +1015,10 @@ static int dir_lease_is_valid(struct inode *dir, struct dentry *dentry) struct ceph_dentry_info *di = ceph_dentry(dentry); int valid = 0; - spin_lock(&dir->i_lock); + spin_lock(&ci->i_ceph_lock); if (ci->i_shared_gen == di->lease_shared_gen) valid = __ceph_caps_issued_mask(ci, CEPH_CAP_FILE_SHARED, 1); - spin_unlock(&dir->i_lock); + spin_unlock(&ci->i_ceph_lock); dout("dir_lease_is_valid dir %p v%u dentry %p v%u = %d\n", dir, (unsigned)ci->i_shared_gen, dentry, (unsigned)di->lease_shared_gen, valid); @@ -1094,42 +1094,19 @@ static int ceph_snapdir_d_revalidate(struct dentry *dentry, /* * Set/clear/test dir complete flag on the dir's dentry. */ -static struct dentry * __d_find_any_alias(struct inode *inode) -{ - struct dentry *alias; - - if (list_empty(&inode->i_dentry)) - return NULL; - alias = list_first_entry(&inode->i_dentry, struct dentry, d_alias); - return alias; -} - void ceph_dir_set_complete(struct inode *inode) { - struct dentry *dentry = __d_find_any_alias(inode); - - if (dentry && ceph_dentry(dentry)) { - dout(" marking %p (%p) complete\n", inode, dentry); - set_bit(CEPH_D_COMPLETE, &ceph_dentry(dentry)->flags); - } + /* not yet implemented */ } void ceph_dir_clear_complete(struct inode *inode) { - struct dentry *dentry = __d_find_any_alias(inode); - - if (dentry && ceph_dentry(dentry)) { - dout(" marking %p (%p) NOT complete\n", inode, dentry); - clear_bit(CEPH_D_COMPLETE, &ceph_dentry(dentry)->flags); - } + /* not yet implemented */ } bool ceph_dir_test_complete(struct inode *inode) { - struct dentry *dentry = __d_find_any_alias(inode); - - if (dentry && ceph_dentry(dentry)) - return test_bit(CEPH_D_COMPLETE, &ceph_dentry(dentry)->flags); + /* not yet implemented */ return false; } diff --git a/fs/ceph/file.c b/fs/ceph/file.c index ce549d31eeb..ed72428d9c7 100644 --- a/fs/ceph/file.c +++ b/fs/ceph/file.c @@ -147,9 +147,9 @@ int ceph_open(struct inode *inode, struct file *file) /* trivially open snapdir */ if (ceph_snap(inode) == CEPH_SNAPDIR) { - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); __ceph_get_fmode(ci, fmode); - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); return ceph_init_file(inode, file, fmode); } @@ -158,7 +158,7 @@ int ceph_open(struct inode *inode, struct file *file) * write) or any MDS (for read). Update wanted set * asynchronously. */ - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); if (__ceph_is_any_real_caps(ci) && (((fmode & CEPH_FILE_MODE_WR) == 0) || ci->i_auth_cap)) { int mds_wanted = __ceph_caps_mds_wanted(ci); @@ -168,7 +168,7 @@ int ceph_open(struct inode *inode, struct file *file) inode, fmode, ceph_cap_string(wanted), ceph_cap_string(issued)); __ceph_get_fmode(ci, fmode); - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); /* adjust wanted? */ if ((issued & wanted) != wanted && @@ -180,10 +180,10 @@ int ceph_open(struct inode *inode, struct file *file) } else if (ceph_snap(inode) != CEPH_NOSNAP && (ci->i_snap_caps & wanted) == wanted) { __ceph_get_fmode(ci, fmode); - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); return ceph_init_file(inode, file, fmode); } - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); dout("open fmode %d wants %s\n", fmode, ceph_cap_string(wanted)); req = prepare_open_request(inode->i_sb, flags, 0); @@ -743,9 +743,9 @@ retry_snap: */ int dirty; - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); dirty = __ceph_mark_dirty_caps(ci, CEPH_CAP_FILE_WR); - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); ceph_put_cap_refs(ci, got); ret = generic_file_aio_write(iocb, iov, nr_segs, pos); @@ -764,9 +764,9 @@ retry_snap: if (ret >= 0) { int dirty; - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); dirty = __ceph_mark_dirty_caps(ci, CEPH_CAP_FILE_WR); - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); if (dirty) __mark_inode_dirty(inode, dirty); } @@ -797,7 +797,8 @@ static loff_t ceph_llseek(struct file *file, loff_t offset, int origin) mutex_lock(&inode->i_mutex); __ceph_do_pending_vmtruncate(inode); - if (origin != SEEK_CUR || origin != SEEK_SET) { + + if (origin == SEEK_END || origin == SEEK_DATA || origin == SEEK_HOLE) { ret = ceph_do_getattr(inode, CEPH_STAT_CAP_SIZE); if (ret < 0) { offset = ret; diff --git a/fs/ceph/inode.c b/fs/ceph/inode.c index 116f36502f1..87fb132fb33 100644 --- a/fs/ceph/inode.c +++ b/fs/ceph/inode.c @@ -297,6 +297,8 @@ struct inode *ceph_alloc_inode(struct super_block *sb) dout("alloc_inode %p\n", &ci->vfs_inode); + spin_lock_init(&ci->i_ceph_lock); + ci->i_version = 0; ci->i_time_warp_seq = 0; ci->i_ceph_flags = 0; @@ -583,7 +585,7 @@ static int fill_inode(struct inode *inode, iinfo->xattr_len); } - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); /* * provided version will be odd if inode value is projected, @@ -680,7 +682,7 @@ static int fill_inode(struct inode *inode, char *sym; BUG_ON(symlen != inode->i_size); - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); err = -ENOMEM; sym = kmalloc(symlen+1, GFP_NOFS); @@ -689,7 +691,7 @@ static int fill_inode(struct inode *inode, memcpy(sym, iinfo->symlink, symlen); sym[symlen] = 0; - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); if (!ci->i_symlink) ci->i_symlink = sym; else @@ -715,7 +717,7 @@ static int fill_inode(struct inode *inode, } no_change: - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); /* queue truncate if we saw i_size decrease */ if (queue_trunc) @@ -750,13 +752,13 @@ no_change: info->cap.flags, caps_reservation); } else { - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); dout(" %p got snap_caps %s\n", inode, ceph_cap_string(le32_to_cpu(info->cap.caps))); ci->i_snap_caps |= le32_to_cpu(info->cap.caps); if (cap_fmode >= 0) __ceph_get_fmode(ci, cap_fmode); - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); } } else if (cap_fmode >= 0) { pr_warning("mds issued no caps on %llx.%llx\n", @@ -849,19 +851,20 @@ static void ceph_set_dentry_offset(struct dentry *dn) { struct dentry *dir = dn->d_parent; struct inode *inode = dir->d_inode; + struct ceph_inode_info *ci = ceph_inode(inode); struct ceph_dentry_info *di; BUG_ON(!inode); di = ceph_dentry(dn); - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); if (!ceph_dir_test_complete(inode)) { - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); return; } di->offset = ceph_inode(inode)->i_max_offset++; - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); spin_lock(&dir->d_lock); spin_lock_nested(&dn->d_lock, DENTRY_D_LOCK_NESTED); @@ -1308,7 +1311,7 @@ int ceph_inode_set_size(struct inode *inode, loff_t size) struct ceph_inode_info *ci = ceph_inode(inode); int ret = 0; - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); dout("set_size %p %llu -> %llu\n", inode, inode->i_size, size); inode->i_size = size; inode->i_blocks = (size + (1 << 9) - 1) >> 9; @@ -1318,7 +1321,7 @@ int ceph_inode_set_size(struct inode *inode, loff_t size) (ci->i_reported_size << 1) < ci->i_max_size) ret = 1; - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); return ret; } @@ -1376,20 +1379,20 @@ static void ceph_invalidate_work(struct work_struct *work) u32 orig_gen; int check = 0; - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); dout("invalidate_pages %p gen %d revoking %d\n", inode, ci->i_rdcache_gen, ci->i_rdcache_revoking); if (ci->i_rdcache_revoking != ci->i_rdcache_gen) { /* nevermind! */ - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); goto out; } orig_gen = ci->i_rdcache_gen; - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); truncate_inode_pages(&inode->i_data, 0); - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); if (orig_gen == ci->i_rdcache_gen && orig_gen == ci->i_rdcache_revoking) { dout("invalidate_pages %p gen %d successful\n", inode, @@ -1401,7 +1404,7 @@ static void ceph_invalidate_work(struct work_struct *work) inode, orig_gen, ci->i_rdcache_gen, ci->i_rdcache_revoking); } - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); if (check) ceph_check_caps(ci, 0, NULL); @@ -1460,10 +1463,10 @@ void __ceph_do_pending_vmtruncate(struct inode *inode) int wrbuffer_refs, wake = 0; retry: - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); if (ci->i_truncate_pending == 0) { dout("__do_pending_vmtruncate %p none pending\n", inode); - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); return; } @@ -1474,7 +1477,7 @@ retry: if (ci->i_wrbuffer_ref_head < ci->i_wrbuffer_ref) { dout("__do_pending_vmtruncate %p flushing snaps first\n", inode); - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); filemap_write_and_wait_range(&inode->i_data, 0, inode->i_sb->s_maxbytes); goto retry; @@ -1484,15 +1487,15 @@ retry: wrbuffer_refs = ci->i_wrbuffer_ref; dout("__do_pending_vmtruncate %p (%d) to %lld\n", inode, ci->i_truncate_pending, to); - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); truncate_inode_pages(inode->i_mapping, to); - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); ci->i_truncate_pending--; if (ci->i_truncate_pending == 0) wake = 1; - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); if (wrbuffer_refs == 0) ceph_check_caps(ci, CHECK_CAPS_AUTHONLY, NULL); @@ -1547,7 +1550,7 @@ int ceph_setattr(struct dentry *dentry, struct iattr *attr) if (IS_ERR(req)) return PTR_ERR(req); - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); issued = __ceph_caps_issued(ci, NULL); dout("setattr %p issued %s\n", inode, ceph_cap_string(issued)); @@ -1695,7 +1698,7 @@ int ceph_setattr(struct dentry *dentry, struct iattr *attr) } release &= issued; - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); if (inode_dirty_flags) __mark_inode_dirty(inode, inode_dirty_flags); @@ -1717,7 +1720,7 @@ int ceph_setattr(struct dentry *dentry, struct iattr *attr) __ceph_do_pending_vmtruncate(inode); return err; out: - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); ceph_mdsc_put_request(req); return err; } diff --git a/fs/ceph/ioctl.c b/fs/ceph/ioctl.c index 5a14c29cbba..790914a598d 100644 --- a/fs/ceph/ioctl.c +++ b/fs/ceph/ioctl.c @@ -241,11 +241,11 @@ static long ceph_ioctl_lazyio(struct file *file) struct ceph_inode_info *ci = ceph_inode(inode); if ((fi->fmode & CEPH_FILE_MODE_LAZY) == 0) { - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); ci->i_nr_by_mode[fi->fmode]--; fi->fmode |= CEPH_FILE_MODE_LAZY; ci->i_nr_by_mode[fi->fmode]++; - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); dout("ioctl_layzio: file %p marked lazy\n", file); ceph_check_caps(ci, 0, NULL); diff --git a/fs/ceph/mds_client.c b/fs/ceph/mds_client.c index 264ab701154..6203d805eb4 100644 --- a/fs/ceph/mds_client.c +++ b/fs/ceph/mds_client.c @@ -732,21 +732,21 @@ static int __choose_mds(struct ceph_mds_client *mdsc, } } - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); cap = NULL; if (mode == USE_AUTH_MDS) cap = ci->i_auth_cap; if (!cap && !RB_EMPTY_ROOT(&ci->i_caps)) cap = rb_entry(rb_first(&ci->i_caps), struct ceph_cap, ci_node); if (!cap) { - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); goto random; } mds = cap->session->s_mds; dout("choose_mds %p %llx.%llx mds%d (%scap %p)\n", inode, ceph_vinop(inode), mds, cap == ci->i_auth_cap ? "auth " : "", cap); - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); return mds; random: @@ -951,7 +951,7 @@ static int remove_session_caps_cb(struct inode *inode, struct ceph_cap *cap, dout("removing cap %p, ci is %p, inode is %p\n", cap, ci, &ci->vfs_inode); - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); __ceph_remove_cap(cap); if (!__ceph_is_any_real_caps(ci)) { struct ceph_mds_client *mdsc = @@ -984,7 +984,7 @@ static int remove_session_caps_cb(struct inode *inode, struct ceph_cap *cap, } spin_unlock(&mdsc->cap_dirty_lock); } - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); while (drop--) iput(inode); return 0; @@ -1015,10 +1015,10 @@ static int wake_up_session_cb(struct inode *inode, struct ceph_cap *cap, wake_up_all(&ci->i_cap_wq); if (arg) { - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); ci->i_wanted_max_size = 0; ci->i_requested_max_size = 0; - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); } return 0; } @@ -1151,7 +1151,7 @@ static int trim_caps_cb(struct inode *inode, struct ceph_cap *cap, void *arg) if (session->s_trim_caps <= 0) return -1; - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); mine = cap->issued | cap->implemented; used = __ceph_caps_used(ci); oissued = __ceph_caps_issued_other(ci, cap); @@ -1170,7 +1170,7 @@ static int trim_caps_cb(struct inode *inode, struct ceph_cap *cap, void *arg) __ceph_remove_cap(cap); } else { /* try to drop referring dentries */ - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); d_prune_aliases(inode); dout("trim_caps_cb %p cap %p pruned, count now %d\n", inode, cap, atomic_read(&inode->i_count)); @@ -1178,7 +1178,7 @@ static int trim_caps_cb(struct inode *inode, struct ceph_cap *cap, void *arg) } out: - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); return 0; } @@ -1296,7 +1296,7 @@ static int check_cap_flush(struct ceph_mds_client *mdsc, u64 want_flush_seq) i_flushing_item); struct inode *inode = &ci->vfs_inode; - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); if (ci->i_cap_flush_seq <= want_flush_seq) { dout("check_cap_flush still flushing %p " "seq %lld <= %lld to mds%d\n", inode, @@ -1304,7 +1304,7 @@ static int check_cap_flush(struct ceph_mds_client *mdsc, u64 want_flush_seq) session->s_mds); ret = 0; } - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); } mutex_unlock(&session->s_mutex); ceph_put_mds_session(session); @@ -1495,6 +1495,7 @@ retry: pos, temp); } else if (stop_on_nosnap && inode && ceph_snap(inode) == CEPH_NOSNAP) { + spin_unlock(&temp->d_lock); break; } else { pos -= temp->d_name.len; @@ -2011,10 +2012,10 @@ void ceph_invalidate_dir_request(struct ceph_mds_request *req) struct ceph_inode_info *ci = ceph_inode(inode); dout("invalidate_dir_request %p (D_COMPLETE, lease(s))\n", inode); - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); ceph_dir_clear_complete(inode); ci->i_release_count++; - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); if (req->r_dentry) ceph_invalidate_dentry_lease(req->r_dentry); @@ -2422,7 +2423,7 @@ static int encode_caps_cb(struct inode *inode, struct ceph_cap *cap, if (err) goto out_free; - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); cap->seq = 0; /* reset cap seq */ cap->issue_seq = 0; /* and issue_seq */ @@ -2445,7 +2446,7 @@ static int encode_caps_cb(struct inode *inode, struct ceph_cap *cap, rec.v1.pathbase = cpu_to_le64(pathbase); reclen = sizeof(rec.v1); } - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); if (recon_state->flock) { int num_fcntl_locks, num_flock_locks; diff --git a/fs/ceph/mds_client.h b/fs/ceph/mds_client.h index 4bb239921db..a50ca0e3947 100644 --- a/fs/ceph/mds_client.h +++ b/fs/ceph/mds_client.h @@ -20,7 +20,7 @@ * * mdsc->snap_rwsem * - * inode->i_lock + * ci->i_ceph_lock * mdsc->snap_flush_lock * mdsc->cap_delay_lock * diff --git a/fs/ceph/snap.c b/fs/ceph/snap.c index e2643719133..a559c80f127 100644 --- a/fs/ceph/snap.c +++ b/fs/ceph/snap.c @@ -446,7 +446,7 @@ void ceph_queue_cap_snap(struct ceph_inode_info *ci) return; } - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); used = __ceph_caps_used(ci); dirty = __ceph_caps_dirty(ci); @@ -528,7 +528,7 @@ void ceph_queue_cap_snap(struct ceph_inode_info *ci) kfree(capsnap); } - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); } /* @@ -537,7 +537,7 @@ void ceph_queue_cap_snap(struct ceph_inode_info *ci) * * If capsnap can now be flushed, add to snap_flush list, and return 1. * - * Caller must hold i_lock. + * Caller must hold i_ceph_lock. */ int __ceph_finish_cap_snap(struct ceph_inode_info *ci, struct ceph_cap_snap *capsnap) @@ -739,9 +739,9 @@ static void flush_snaps(struct ceph_mds_client *mdsc) inode = &ci->vfs_inode; ihold(inode); spin_unlock(&mdsc->snap_flush_lock); - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); __ceph_flush_snaps(ci, &session, 0); - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); iput(inode); spin_lock(&mdsc->snap_flush_lock); } @@ -847,7 +847,7 @@ void ceph_handle_snap(struct ceph_mds_client *mdsc, continue; ci = ceph_inode(inode); - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); if (!ci->i_snap_realm) goto skip_inode; /* @@ -876,7 +876,7 @@ void ceph_handle_snap(struct ceph_mds_client *mdsc, oldrealm = ci->i_snap_realm; ci->i_snap_realm = realm; spin_unlock(&realm->inodes_with_caps_lock); - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); ceph_get_snap_realm(mdsc, realm); ceph_put_snap_realm(mdsc, oldrealm); @@ -885,7 +885,7 @@ void ceph_handle_snap(struct ceph_mds_client *mdsc, continue; skip_inode: - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); iput(inode); } diff --git a/fs/ceph/super.c b/fs/ceph/super.c index 8dc73a594a9..b48f15f101a 100644 --- a/fs/ceph/super.c +++ b/fs/ceph/super.c @@ -383,7 +383,7 @@ static int ceph_show_options(struct seq_file *m, struct vfsmount *mnt) if (fsopt->rsize != CEPH_RSIZE_DEFAULT) seq_printf(m, ",rsize=%d", fsopt->rsize); if (fsopt->rasize != CEPH_RASIZE_DEFAULT) - seq_printf(m, ",rasize=%d", fsopt->rsize); + seq_printf(m, ",rasize=%d", fsopt->rasize); if (fsopt->congestion_kb != default_congestion_kb()) seq_printf(m, ",write_congestion_kb=%d", fsopt->congestion_kb); if (fsopt->caps_wanted_delay_min != CEPH_CAPS_WANTED_DELAY_MIN_DEFAULT) diff --git a/fs/ceph/super.h b/fs/ceph/super.h index 01bf189e08a..edcbf3774a5 100644 --- a/fs/ceph/super.h +++ b/fs/ceph/super.h @@ -220,7 +220,7 @@ struct ceph_dentry_info { * The locking for D_COMPLETE is a bit odd: * - we can clear it at almost any time (see ceph_d_prune) * - it is only meaningful if: - * - we hold dir inode i_lock + * - we hold dir inode i_ceph_lock * - we hold dir FILE_SHARED caps * - the dentry D_COMPLETE is set */ @@ -250,6 +250,8 @@ struct ceph_inode_xattrs_info { struct ceph_inode_info { struct ceph_vino i_vino; /* ceph ino + snap */ + spinlock_t i_ceph_lock; + u64 i_version; u32 i_time_warp_seq; @@ -271,7 +273,7 @@ struct ceph_inode_info { struct ceph_inode_xattrs_info i_xattrs; - /* capabilities. protected _both_ by i_lock and cap->session's + /* capabilities. protected _both_ by i_ceph_lock and cap->session's * s_mutex. */ struct rb_root i_caps; /* cap list */ struct ceph_cap *i_auth_cap; /* authoritative cap, if any */ @@ -437,18 +439,18 @@ static inline void ceph_i_clear(struct inode *inode, unsigned mask) { struct ceph_inode_info *ci = ceph_inode(inode); - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); ci->i_ceph_flags &= ~mask; - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); } static inline void ceph_i_set(struct inode *inode, unsigned mask) { struct ceph_inode_info *ci = ceph_inode(inode); - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); ci->i_ceph_flags |= mask; - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); } static inline bool ceph_i_test(struct inode *inode, unsigned mask) @@ -456,9 +458,9 @@ static inline bool ceph_i_test(struct inode *inode, unsigned mask) struct ceph_inode_info *ci = ceph_inode(inode); bool r; - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); r = (ci->i_ceph_flags & mask) == mask; - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); return r; } @@ -508,9 +510,9 @@ extern int __ceph_caps_issued_other(struct ceph_inode_info *ci, static inline int ceph_caps_issued(struct ceph_inode_info *ci) { int issued; - spin_lock(&ci->vfs_inode.i_lock); + spin_lock(&ci->i_ceph_lock); issued = __ceph_caps_issued(ci, NULL); - spin_unlock(&ci->vfs_inode.i_lock); + spin_unlock(&ci->i_ceph_lock); return issued; } @@ -518,9 +520,9 @@ static inline int ceph_caps_issued_mask(struct ceph_inode_info *ci, int mask, int touch) { int r; - spin_lock(&ci->vfs_inode.i_lock); + spin_lock(&ci->i_ceph_lock); r = __ceph_caps_issued_mask(ci, mask, touch); - spin_unlock(&ci->vfs_inode.i_lock); + spin_unlock(&ci->i_ceph_lock); return r; } @@ -743,10 +745,9 @@ extern int ceph_add_cap(struct inode *inode, extern void __ceph_remove_cap(struct ceph_cap *cap); static inline void ceph_remove_cap(struct ceph_cap *cap) { - struct inode *inode = &cap->ci->vfs_inode; - spin_lock(&inode->i_lock); + spin_lock(&cap->ci->i_ceph_lock); __ceph_remove_cap(cap); - spin_unlock(&inode->i_lock); + spin_unlock(&cap->ci->i_ceph_lock); } extern void ceph_put_cap(struct ceph_mds_client *mdsc, struct ceph_cap *cap); diff --git a/fs/ceph/xattr.c b/fs/ceph/xattr.c index 96c6739a028..a5e36e4488a 100644 --- a/fs/ceph/xattr.c +++ b/fs/ceph/xattr.c @@ -343,8 +343,8 @@ void __ceph_destroy_xattrs(struct ceph_inode_info *ci) } static int __build_xattrs(struct inode *inode) - __releases(inode->i_lock) - __acquires(inode->i_lock) + __releases(ci->i_ceph_lock) + __acquires(ci->i_ceph_lock) { u32 namelen; u32 numattr = 0; @@ -372,7 +372,7 @@ start: end = p + ci->i_xattrs.blob->vec.iov_len; ceph_decode_32_safe(&p, end, numattr, bad); xattr_version = ci->i_xattrs.version; - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); xattrs = kcalloc(numattr, sizeof(struct ceph_xattr *), GFP_NOFS); @@ -387,7 +387,7 @@ start: goto bad_lock; } - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); if (ci->i_xattrs.version != xattr_version) { /* lost a race, retry */ for (i = 0; i < numattr; i++) @@ -418,7 +418,7 @@ start: return err; bad_lock: - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); bad: if (xattrs) { for (i = 0; i < numattr; i++) @@ -512,7 +512,7 @@ ssize_t ceph_getxattr(struct dentry *dentry, const char *name, void *value, if (vxattrs) vxattr = ceph_match_vxattr(vxattrs, name); - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); dout("getxattr %p ver=%lld index_ver=%lld\n", inode, ci->i_xattrs.version, ci->i_xattrs.index_version); @@ -520,14 +520,14 @@ ssize_t ceph_getxattr(struct dentry *dentry, const char *name, void *value, (ci->i_xattrs.index_version >= ci->i_xattrs.version)) { goto get_xattr; } else { - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); /* get xattrs from mds (if we don't already have them) */ err = ceph_do_getattr(inode, CEPH_STAT_CAP_XATTR); if (err) return err; } - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); if (vxattr && vxattr->readonly) { err = vxattr->getxattr_cb(ci, value, size); @@ -558,7 +558,7 @@ get_xattr: memcpy(value, xattr->val, xattr->val_len); out: - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); return err; } @@ -573,7 +573,7 @@ ssize_t ceph_listxattr(struct dentry *dentry, char *names, size_t size) u32 len; int i; - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); dout("listxattr %p ver=%lld index_ver=%lld\n", inode, ci->i_xattrs.version, ci->i_xattrs.index_version); @@ -581,13 +581,13 @@ ssize_t ceph_listxattr(struct dentry *dentry, char *names, size_t size) (ci->i_xattrs.index_version >= ci->i_xattrs.version)) { goto list_xattr; } else { - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); err = ceph_do_getattr(inode, CEPH_STAT_CAP_XATTR); if (err) return err; } - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); err = __build_xattrs(inode); if (err < 0) @@ -619,7 +619,7 @@ list_xattr: } out: - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); return err; } @@ -739,7 +739,7 @@ int ceph_setxattr(struct dentry *dentry, const char *name, if (!xattr) goto out; - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); retry: issued = __ceph_caps_issued(ci, NULL); if (!(issued & CEPH_CAP_XATTR_EXCL)) @@ -752,12 +752,12 @@ retry: required_blob_size > ci->i_xattrs.prealloc_blob->alloc_len) { struct ceph_buffer *blob = NULL; - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); dout(" preaallocating new blob size=%d\n", required_blob_size); blob = ceph_buffer_new(required_blob_size, GFP_NOFS); if (!blob) goto out; - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); if (ci->i_xattrs.prealloc_blob) ceph_buffer_put(ci->i_xattrs.prealloc_blob); ci->i_xattrs.prealloc_blob = blob; @@ -770,13 +770,13 @@ retry: dirty = __ceph_mark_dirty_caps(ci, CEPH_CAP_XATTR_EXCL); ci->i_xattrs.dirty = true; inode->i_ctime = CURRENT_TIME; - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); if (dirty) __mark_inode_dirty(inode, dirty); return err; do_sync: - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); err = ceph_sync_setxattr(dentry, name, value, size, flags); out: kfree(newname); @@ -833,7 +833,7 @@ int ceph_removexattr(struct dentry *dentry, const char *name) return -EOPNOTSUPP; } - spin_lock(&inode->i_lock); + spin_lock(&ci->i_ceph_lock); __build_xattrs(inode); issued = __ceph_caps_issued(ci, NULL); dout("removexattr %p issued %s\n", inode, ceph_cap_string(issued)); @@ -846,12 +846,12 @@ int ceph_removexattr(struct dentry *dentry, const char *name) ci->i_xattrs.dirty = true; inode->i_ctime = CURRENT_TIME; - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); if (dirty) __mark_inode_dirty(inode, dirty); return err; do_sync: - spin_unlock(&inode->i_lock); + spin_unlock(&ci->i_ceph_lock); err = ceph_send_removexattr(dentry, name); return err; } diff --git a/fs/configfs/inode.c b/fs/configfs/inode.c index ca418aaf635..9d8715c45f2 100644 --- a/fs/configfs/inode.c +++ b/fs/configfs/inode.c @@ -292,7 +292,7 @@ int __init configfs_inode_init(void) return bdi_init(&configfs_backing_dev_info); } -void __exit configfs_inode_exit(void) +void configfs_inode_exit(void) { bdi_destroy(&configfs_backing_dev_info); } diff --git a/fs/configfs/mount.c b/fs/configfs/mount.c index ecc62178bed..276e15cafd5 100644 --- a/fs/configfs/mount.c +++ b/fs/configfs/mount.c @@ -143,28 +143,26 @@ static int __init configfs_init(void) goto out; config_kobj = kobject_create_and_add("config", kernel_kobj); - if (!config_kobj) { - kmem_cache_destroy(configfs_dir_cachep); - configfs_dir_cachep = NULL; - goto out; - } + if (!config_kobj) + goto out2; + + err = configfs_inode_init(); + if (err) + goto out3; err = register_filesystem(&configfs_fs_type); - if (err) { - printk(KERN_ERR "configfs: Unable to register filesystem!\n"); - kobject_put(config_kobj); - kmem_cache_destroy(configfs_dir_cachep); - configfs_dir_cachep = NULL; - goto out; - } + if (err) + goto out4; - err = configfs_inode_init(); - if (err) { - unregister_filesystem(&configfs_fs_type); - kobject_put(config_kobj); - kmem_cache_destroy(configfs_dir_cachep); - configfs_dir_cachep = NULL; - } + return 0; +out4: + printk(KERN_ERR "configfs: Unable to register filesystem!\n"); + configfs_inode_exit(); +out3: + kobject_put(config_kobj); +out2: + kmem_cache_destroy(configfs_dir_cachep); + configfs_dir_cachep = NULL; out: return err; } diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c index 61fa9e1614a..607b1557d29 100644 --- a/fs/ext4/extents.c +++ b/fs/ext4/extents.c @@ -1095,7 +1095,7 @@ static int ext4_ext_grow_indepth(handle_t *handle, struct inode *inode, le32_to_cpu(EXT_FIRST_INDEX(neh)->ei_block), ext4_idx_pblock(EXT_FIRST_INDEX(neh))); - neh->eh_depth = cpu_to_le16(neh->eh_depth + 1); + neh->eh_depth = cpu_to_le16(le16_to_cpu(neh->eh_depth) + 1); ext4_mark_inode_dirty(handle, inode); out: brelse(bh); @@ -2955,7 +2955,6 @@ static int ext4_ext_convert_to_initialized(handle_t *handle, /* Pre-conditions */ BUG_ON(!ext4_ext_is_uninitialized(ex)); BUG_ON(!in_range(map->m_lblk, ee_block, ee_len)); - BUG_ON(map->m_lblk + map->m_len > ee_block + ee_len); /* * Attempt to transfer newly initialized blocks from the currently diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index 848f436df29..92655fd8965 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -1339,8 +1339,11 @@ static int mpage_da_submit_io(struct mpage_da_data *mpd, clear_buffer_unwritten(bh); } - /* skip page if block allocation undone */ - if (buffer_delay(bh) || buffer_unwritten(bh)) + /* + * skip page if block allocation undone and + * block is dirty + */ + if (ext4_bh_delay_or_unwritten(NULL, bh)) skip_page = 1; bh = bh->b_this_page; block_start += bh->b_size; @@ -2387,7 +2390,6 @@ static int ext4_da_write_begin(struct file *file, struct address_space *mapping, pgoff_t index; struct inode *inode = mapping->host; handle_t *handle; - loff_t page_len; index = pos >> PAGE_CACHE_SHIFT; @@ -2434,13 +2436,6 @@ retry: */ if (pos + len > inode->i_size) ext4_truncate_failed_write(inode); - } else { - page_len = pos & (PAGE_CACHE_SIZE - 1); - if (page_len > 0) { - ret = ext4_discard_partial_page_buffers_no_lock(handle, - inode, page, pos - page_len, page_len, - EXT4_DISCARD_PARTIAL_PG_ZERO_UNMAPPED); - } } if (ret == -ENOSPC && ext4_should_retry_alloc(inode->i_sb, &retries)) @@ -2483,7 +2478,6 @@ static int ext4_da_write_end(struct file *file, loff_t new_i_size; unsigned long start, end; int write_mode = (int)(unsigned long)fsdata; - loff_t page_len; if (write_mode == FALL_BACK_TO_NONDELALLOC) { if (ext4_should_order_data(inode)) { @@ -2508,7 +2502,7 @@ static int ext4_da_write_end(struct file *file, */ new_i_size = pos + copied; - if (new_i_size > EXT4_I(inode)->i_disksize) { + if (copied && new_i_size > EXT4_I(inode)->i_disksize) { if (ext4_da_should_update_i_disksize(page, end)) { down_write(&EXT4_I(inode)->i_data_sem); if (new_i_size > EXT4_I(inode)->i_disksize) { @@ -2532,16 +2526,6 @@ static int ext4_da_write_end(struct file *file, } ret2 = generic_write_end(file, mapping, pos, len, copied, page, fsdata); - - page_len = PAGE_CACHE_SIZE - - ((pos + copied - 1) & (PAGE_CACHE_SIZE - 1)); - - if (page_len > 0) { - ret = ext4_discard_partial_page_buffers_no_lock(handle, - inode, page, pos + copied - 1, page_len, - EXT4_DISCARD_PARTIAL_PG_ZERO_UNMAPPED); - } - copied = ret2; if (ret2 < 0) ret = ret2; @@ -2781,10 +2765,11 @@ static void ext4_end_io_dio(struct kiocb *iocb, loff_t offset, iocb->private, io_end->inode->i_ino, iocb, offset, size); + iocb->private = NULL; + /* if not aio dio with unwritten extents, just free io and return */ if (!(io_end->flag & EXT4_IO_END_UNWRITTEN)) { ext4_free_io_end(io_end); - iocb->private = NULL; out: if (is_async) aio_complete(iocb, ret, 0); @@ -2807,7 +2792,6 @@ out: spin_unlock_irqrestore(&ei->i_completed_io_lock, flags); /* queue the work to convert unwritten extents to written */ - iocb->private = NULL; queue_work(wq, &io_end->work); /* XXX: probably should move into the real I/O completion handler */ @@ -3203,26 +3187,8 @@ int ext4_discard_partial_page_buffers_no_lock(handle_t *handle, iblock = index << (PAGE_CACHE_SHIFT - inode->i_sb->s_blocksize_bits); - if (!page_has_buffers(page)) { - /* - * If the range to be discarded covers a partial block - * we need to get the page buffers. This is because - * partial blocks cannot be released and the page needs - * to be updated with the contents of the block before - * we write the zeros on top of it. - */ - if ((from & (blocksize - 1)) || - ((from + length) & (blocksize - 1))) { - create_empty_buffers(page, blocksize, 0); - } else { - /* - * If there are no partial blocks, - * there is nothing to update, - * so we can return now - */ - return 0; - } - } + if (!page_has_buffers(page)) + create_empty_buffers(page, blocksize, 0); /* Find the buffer that contains "offset" */ bh = page_buffers(page); diff --git a/fs/ext4/page-io.c b/fs/ext4/page-io.c index 7ce1d0b19c9..7e106c810c6 100644 --- a/fs/ext4/page-io.c +++ b/fs/ext4/page-io.c @@ -385,6 +385,18 @@ int ext4_bio_write_page(struct ext4_io_submit *io, block_end = block_start + blocksize; if (block_start >= len) { + /* + * Comments copied from block_write_full_page_endio: + * + * The page straddles i_size. It must be zeroed out on + * each and every writepage invocation because it may + * be mmapped. "A file is mapped in multiples of the + * page size. For a file that is not a multiple of + * the page size, the remaining memory is zeroed when + * mapped, and writes to that region are not written + * out to the file." + */ + zero_user_segment(page, block_start, block_end); clear_buffer_dirty(bh); set_buffer_uptodate(bh); continue; diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 3858767ec67..3e1329e2f82 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -1155,9 +1155,9 @@ static int ext4_show_options(struct seq_file *seq, struct vfsmount *vfs) seq_puts(seq, ",block_validity"); if (!test_opt(sb, INIT_INODE_TABLE)) - seq_puts(seq, ",noinit_inode_table"); + seq_puts(seq, ",noinit_itable"); else if (sbi->s_li_wait_mult != EXT4_DEF_LI_WAIT_MULT) - seq_printf(seq, ",init_inode_table=%u", + seq_printf(seq, ",init_itable=%u", (unsigned) sbi->s_li_wait_mult); ext4_show_quota_options(seq, sb); @@ -1333,8 +1333,7 @@ enum { Opt_nomblk_io_submit, Opt_block_validity, Opt_noblock_validity, Opt_inode_readahead_blks, Opt_journal_ioprio, Opt_dioread_nolock, Opt_dioread_lock, - Opt_discard, Opt_nodiscard, - Opt_init_inode_table, Opt_noinit_inode_table, + Opt_discard, Opt_nodiscard, Opt_init_itable, Opt_noinit_itable, }; static const match_table_t tokens = { @@ -1407,9 +1406,9 @@ static const match_table_t tokens = { {Opt_dioread_lock, "dioread_lock"}, {Opt_discard, "discard"}, {Opt_nodiscard, "nodiscard"}, - {Opt_init_inode_table, "init_itable=%u"}, - {Opt_init_inode_table, "init_itable"}, - {Opt_noinit_inode_table, "noinit_itable"}, + {Opt_init_itable, "init_itable=%u"}, + {Opt_init_itable, "init_itable"}, + {Opt_noinit_itable, "noinit_itable"}, {Opt_err, NULL}, }; @@ -1892,7 +1891,7 @@ set_qf_format: case Opt_dioread_lock: clear_opt(sb, DIOREAD_NOLOCK); break; - case Opt_init_inode_table: + case Opt_init_itable: set_opt(sb, INIT_INODE_TABLE); if (args[0].from) { if (match_int(&args[0], &option)) @@ -1903,7 +1902,7 @@ set_qf_format: return 0; sbi->s_li_wait_mult = option; break; - case Opt_noinit_inode_table: + case Opt_noinit_itable: clear_opt(sb, INIT_INODE_TABLE); break; default: diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c index 73c3992b2bb..517f211a3bd 100644 --- a/fs/fs-writeback.c +++ b/fs/fs-writeback.c @@ -47,17 +47,6 @@ struct wb_writeback_work { struct completion *done; /* set if the caller waits */ }; -const char *wb_reason_name[] = { - [WB_REASON_BACKGROUND] = "background", - [WB_REASON_TRY_TO_FREE_PAGES] = "try_to_free_pages", - [WB_REASON_SYNC] = "sync", - [WB_REASON_PERIODIC] = "periodic", - [WB_REASON_LAPTOP_TIMER] = "laptop_timer", - [WB_REASON_FREE_MORE_MEM] = "free_more_memory", - [WB_REASON_FS_FREE_SPACE] = "fs_free_space", - [WB_REASON_FORKER_THREAD] = "forker_thread" -}; - /* * Include the creation of the trace points after defining the * wb_writeback_work structure so that the definition remains local to this @@ -156,6 +145,7 @@ __bdi_start_writeback(struct backing_dev_info *bdi, long nr_pages, * bdi_start_writeback - start writeback * @bdi: the backing device to write from * @nr_pages: the number of pages to write + * @reason: reason why some writeback work was initiated * * Description: * This does WB_SYNC_NONE opportunistic writeback. The IO is only @@ -1223,6 +1213,7 @@ static void wait_sb_inodes(struct super_block *sb) * writeback_inodes_sb_nr - writeback dirty inodes from given super_block * @sb: the superblock * @nr: the number of pages to write + * @reason: reason why some writeback work initiated * * Start writeback on some inodes on this super_block. No guarantees are made * on how many (if any) will be written, and this function does not wait @@ -1251,6 +1242,7 @@ EXPORT_SYMBOL(writeback_inodes_sb_nr); /** * writeback_inodes_sb - writeback dirty inodes from given super_block * @sb: the superblock + * @reason: reason why some writeback work was initiated * * Start writeback on some inodes on this super_block. No guarantees are made * on how many (if any) will be written, and this function does not wait @@ -1265,6 +1257,7 @@ EXPORT_SYMBOL(writeback_inodes_sb); /** * writeback_inodes_sb_if_idle - start writeback if none underway * @sb: the superblock + * @reason: reason why some writeback work was initiated * * Invoke writeback_inodes_sb if no writeback is currently underway. * Returns 1 if writeback was started, 0 if not. @@ -1285,6 +1278,7 @@ EXPORT_SYMBOL(writeback_inodes_sb_if_idle); * writeback_inodes_sb_if_idle - start writeback if none underway * @sb: the superblock * @nr: the number of pages to write + * @reason: reason why some writeback work was initiated * * Invoke writeback_inodes_sb if no writeback is currently underway. * Returns 1 if writeback was started, 0 if not. diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c index 5cb8614508c..2aaf3eaaf13 100644 --- a/fs/fuse/dev.c +++ b/fs/fuse/dev.c @@ -1512,7 +1512,7 @@ static int fuse_retrieve(struct fuse_conn *fc, struct inode *inode, else if (outarg->offset + num > file_size) num = file_size - outarg->offset; - while (num) { + while (num && req->num_pages < FUSE_MAX_PAGES_PER_REQ) { struct page *page; unsigned int this_num; @@ -1526,6 +1526,7 @@ static int fuse_retrieve(struct fuse_conn *fc, struct inode *inode, num -= this_num; total_len += this_num; + index++; } req->misc.retrieve_in.offset = outarg->offset; req->misc.retrieve_in.size = total_len; diff --git a/fs/fuse/file.c b/fs/fuse/file.c index 594f07a81c2..0c84100acd4 100644 --- a/fs/fuse/file.c +++ b/fs/fuse/file.c @@ -1556,7 +1556,7 @@ static loff_t fuse_file_llseek(struct file *file, loff_t offset, int origin) struct inode *inode = file->f_path.dentry->d_inode; mutex_lock(&inode->i_mutex); - if (origin != SEEK_CUR || origin != SEEK_SET) { + if (origin != SEEK_CUR && origin != SEEK_SET) { retval = fuse_update_attributes(inode, NULL, file, NULL); if (retval) goto exit; @@ -1567,6 +1567,10 @@ static loff_t fuse_file_llseek(struct file *file, loff_t offset, int origin) offset += i_size_read(inode); break; case SEEK_CUR: + if (offset == 0) { + retval = file->f_pos; + goto exit; + } offset += file->f_pos; break; case SEEK_DATA: diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c index 3e6d7275647..aa83109b943 100644 --- a/fs/fuse/inode.c +++ b/fs/fuse/inode.c @@ -1138,28 +1138,28 @@ static int __init fuse_fs_init(void) { int err; - err = register_filesystem(&fuse_fs_type); - if (err) - goto out; - - err = register_fuseblk(); - if (err) - goto out_unreg; - fuse_inode_cachep = kmem_cache_create("fuse_inode", sizeof(struct fuse_inode), 0, SLAB_HWCACHE_ALIGN, fuse_inode_init_once); err = -ENOMEM; if (!fuse_inode_cachep) - goto out_unreg2; + goto out; + + err = register_fuseblk(); + if (err) + goto out2; + + err = register_filesystem(&fuse_fs_type); + if (err) + goto out3; return 0; - out_unreg2: + out3: unregister_fuseblk(); - out_unreg: - unregister_filesystem(&fuse_fs_type); + out2: + kmem_cache_destroy(fuse_inode_cachep); out: return err; } diff --git a/fs/locks.c b/fs/locks.c index 3b0d05dcd7c..637694bf3a0 100644 --- a/fs/locks.c +++ b/fs/locks.c @@ -1205,6 +1205,8 @@ int __break_lease(struct inode *inode, unsigned int mode) int want_write = (mode & O_ACCMODE) != O_RDONLY; new_fl = lease_alloc(NULL, want_write ? F_WRLCK : F_RDLCK); + if (IS_ERR(new_fl)) + return PTR_ERR(new_fl); lock_flocks(); @@ -1221,12 +1223,6 @@ int __break_lease(struct inode *inode, unsigned int mode) if (fl->fl_owner == current->files) i_have_this_lease = 1; - if (IS_ERR(new_fl) && !i_have_this_lease - && ((mode & O_NONBLOCK) == 0)) { - error = PTR_ERR(new_fl); - goto out; - } - break_time = 0; if (lease_break_time > 0) { break_time = jiffies + lease_break_time * HZ; @@ -1284,8 +1280,7 @@ restart: out: unlock_flocks(); - if (!IS_ERR(new_fl)) - locks_free_lock(new_fl); + locks_free_lock(new_fl); return error; } diff --git a/fs/ncpfs/inode.c b/fs/ncpfs/inode.c index 5b5fa33b6b9..cbd1a61c110 100644 --- a/fs/ncpfs/inode.c +++ b/fs/ncpfs/inode.c @@ -548,7 +548,7 @@ static int ncp_fill_super(struct super_block *sb, void *raw_data, int silent) error = bdi_setup_and_register(&server->bdi, "ncpfs", BDI_CAP_MAP_COPY); if (error) - goto out_bdi; + goto out_fput; server->ncp_filp = ncp_filp; server->ncp_sock = sock; @@ -559,7 +559,7 @@ static int ncp_fill_super(struct super_block *sb, void *raw_data, int silent) error = -EBADF; server->info_filp = fget(data.info_fd); if (!server->info_filp) - goto out_fput; + goto out_bdi; error = -ENOTSOCK; sock_inode = server->info_filp->f_path.dentry->d_inode; if (!S_ISSOCK(sock_inode->i_mode)) @@ -746,9 +746,9 @@ out_nls: out_fput2: if (server->info_filp) fput(server->info_filp); -out_fput: - bdi_destroy(&server->bdi); out_bdi: + bdi_destroy(&server->bdi); +out_fput: /* 23/12/1998 Marcin Dalecki <dalecki@cs.net.pl>: * * The previously used put_filp(ncp_filp); was bogus, since diff --git a/fs/nfs/file.c b/fs/nfs/file.c index eca56d4b39c..606ef0f20ae 100644 --- a/fs/nfs/file.c +++ b/fs/nfs/file.c @@ -147,7 +147,7 @@ static loff_t nfs_file_llseek(struct file *filp, loff_t offset, int origin) * origin == SEEK_END || SEEK_DATA || SEEK_HOLE => we must revalidate * the cached file length */ - if (origin != SEEK_SET || origin != SEEK_CUR) { + if (origin != SEEK_SET && origin != SEEK_CUR) { struct inode *inode = filp->f_mapping->host; int retval = nfs_revalidate_file_size(inode, filp); diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index be2bbac1381..d9f4d78c341 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -39,6 +39,8 @@ #include <linux/delay.h> #include <linux/errno.h> #include <linux/string.h> +#include <linux/ratelimit.h> +#include <linux/printk.h> #include <linux/slab.h> #include <linux/sunrpc/clnt.h> #include <linux/sunrpc/gss_api.h> @@ -894,6 +896,8 @@ out: static int can_open_delegated(struct nfs_delegation *delegation, fmode_t fmode) { + if (delegation == NULL) + return 0; if ((delegation->type & fmode) != fmode) return 0; if (test_bit(NFS_DELEGATION_NEED_RECLAIM, &delegation->flags)) @@ -1036,8 +1040,7 @@ static struct nfs4_state *nfs4_try_open_cached(struct nfs4_opendata *opendata) } rcu_read_lock(); delegation = rcu_dereference(nfsi->delegation); - if (delegation == NULL || - !can_open_delegated(delegation, fmode)) { + if (!can_open_delegated(delegation, fmode)) { rcu_read_unlock(); break; } @@ -1091,7 +1094,12 @@ static struct nfs4_state *nfs4_opendata_to_nfs4_state(struct nfs4_opendata *data if (delegation) delegation_flags = delegation->flags; rcu_read_unlock(); - if ((delegation_flags & 1UL<<NFS_DELEGATION_NEED_RECLAIM) == 0) + if (data->o_arg.claim == NFS4_OPEN_CLAIM_DELEGATE_CUR) { + pr_err_ratelimited("NFS: Broken NFSv4 server %s is " + "returning a delegation for " + "OPEN(CLAIM_DELEGATE_CUR)\n", + NFS_CLIENT(inode)->cl_server); + } else if ((delegation_flags & 1UL<<NFS_DELEGATION_NEED_RECLAIM) == 0) nfs_inode_set_delegation(state->inode, data->owner->so_cred, &data->o_res); @@ -1423,11 +1431,9 @@ static void nfs4_open_prepare(struct rpc_task *task, void *calldata) goto out_no_action; rcu_read_lock(); delegation = rcu_dereference(NFS_I(data->state->inode)->delegation); - if (delegation != NULL && - test_bit(NFS_DELEGATION_NEED_RECLAIM, &delegation->flags) == 0) { - rcu_read_unlock(); - goto out_no_action; - } + if (data->o_arg.claim != NFS4_OPEN_CLAIM_DELEGATE_CUR && + can_open_delegated(delegation, data->o_arg.fmode)) + goto unlock_no_action; rcu_read_unlock(); } /* Update sequence id. */ @@ -1444,6 +1450,8 @@ static void nfs4_open_prepare(struct rpc_task *task, void *calldata) return; rpc_call_start(task); return; +unlock_no_action: + rcu_read_unlock(); out_no_action: task->tk_action = NULL; diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c index 39914be40b0..6a7107ae6b7 100644 --- a/fs/nfs/nfs4state.c +++ b/fs/nfs/nfs4state.c @@ -1156,11 +1156,13 @@ restart: if (status >= 0) { status = nfs4_reclaim_locks(state, ops); if (status >= 0) { + spin_lock(&state->state_lock); list_for_each_entry(lock, &state->lock_states, ls_locks) { if (!(lock->ls_flags & NFS_LOCK_INITIALIZED)) printk("%s: Lock reclaim failed!\n", __func__); } + spin_unlock(&state->state_lock); nfs4_put_open_state(state); goto restart; } @@ -1224,10 +1226,12 @@ static void nfs4_clear_open_state(struct nfs4_state *state) clear_bit(NFS_O_RDONLY_STATE, &state->flags); clear_bit(NFS_O_WRONLY_STATE, &state->flags); clear_bit(NFS_O_RDWR_STATE, &state->flags); + spin_lock(&state->state_lock); list_for_each_entry(lock, &state->lock_states, ls_locks) { lock->ls_seqid.flags = 0; lock->ls_flags &= ~NFS_LOCK_INITIALIZED; } + spin_unlock(&state->state_lock); } static void nfs4_reset_seqids(struct nfs_server *server, @@ -1350,12 +1354,14 @@ static void nfs4_warn_keyexpired(const char *s) static int nfs4_recovery_handle_error(struct nfs_client *clp, int error) { switch (error) { + case 0: + break; case -NFS4ERR_CB_PATH_DOWN: nfs_handle_cb_pathdown(clp); - return 0; + break; case -NFS4ERR_NO_GRACE: nfs4_state_end_reclaim_reboot(clp); - return 0; + break; case -NFS4ERR_STALE_CLIENTID: case -NFS4ERR_LEASE_MOVED: set_bit(NFS4CLNT_LEASE_EXPIRED, &clp->cl_state); @@ -1375,13 +1381,15 @@ static int nfs4_recovery_handle_error(struct nfs_client *clp, int error) case -NFS4ERR_SEQ_MISORDERED: set_bit(NFS4CLNT_SESSION_RESET, &clp->cl_state); /* Zero session reset errors */ - return 0; + break; case -EKEYEXPIRED: /* Nothing we can do */ nfs4_warn_keyexpired(clp->cl_hostname); - return 0; + break; + default: + return error; } - return error; + return 0; } static int nfs4_do_reclaim(struct nfs_client *clp, const struct nfs4_state_recovery_ops *ops) @@ -1428,7 +1436,7 @@ static int nfs4_check_lease(struct nfs_client *clp) struct rpc_cred *cred; const struct nfs4_state_maintenance_ops *ops = clp->cl_mvops->state_renewal_ops; - int status = -NFS4ERR_EXPIRED; + int status; /* Is the client already known to have an expired lease? */ if (test_bit(NFS4CLNT_LEASE_EXPIRED, &clp->cl_state)) @@ -1438,6 +1446,7 @@ static int nfs4_check_lease(struct nfs_client *clp) spin_unlock(&clp->cl_lock); if (cred == NULL) { cred = nfs4_get_setclientid_cred(clp); + status = -ENOKEY; if (cred == NULL) goto out; } @@ -1525,16 +1534,16 @@ void nfs41_handle_sequence_flag_errors(struct nfs_client *clp, u32 flags) { if (!flags) return; - else if (flags & SEQ4_STATUS_RESTART_RECLAIM_NEEDED) + if (flags & SEQ4_STATUS_RESTART_RECLAIM_NEEDED) nfs41_handle_server_reboot(clp); - else if (flags & (SEQ4_STATUS_EXPIRED_ALL_STATE_REVOKED | + if (flags & (SEQ4_STATUS_EXPIRED_ALL_STATE_REVOKED | SEQ4_STATUS_EXPIRED_SOME_STATE_REVOKED | SEQ4_STATUS_ADMIN_STATE_REVOKED | SEQ4_STATUS_LEASE_MOVED)) nfs41_handle_state_revoked(clp); - else if (flags & SEQ4_STATUS_RECALLABLE_STATE_REVOKED) + if (flags & SEQ4_STATUS_RECALLABLE_STATE_REVOKED) nfs41_handle_recallable_state_revoked(clp); - else if (flags & (SEQ4_STATUS_CB_PATH_DOWN | + if (flags & (SEQ4_STATUS_CB_PATH_DOWN | SEQ4_STATUS_BACKCHANNEL_FAULT | SEQ4_STATUS_CB_PATH_DOWN_SESSION)) nfs41_handle_cb_path_down(clp); @@ -1662,10 +1671,10 @@ static void nfs4_state_manager(struct nfs_client *clp) if (test_and_clear_bit(NFS4CLNT_CHECK_LEASE, &clp->cl_state)) { status = nfs4_check_lease(clp); + if (status < 0) + goto out_error; if (test_bit(NFS4CLNT_LEASE_EXPIRED, &clp->cl_state)) continue; - if (status < 0 && status != -NFS4ERR_CB_PATH_DOWN) - goto out_error; } /* Initialize or reset the session */ diff --git a/fs/nilfs2/ioctl.c b/fs/nilfs2/ioctl.c index 41d6743d303..ac258beeda3 100644 --- a/fs/nilfs2/ioctl.c +++ b/fs/nilfs2/ioctl.c @@ -625,6 +625,9 @@ static int nilfs_ioctl_clean_segments(struct inode *inode, struct file *filp, if (argv[n].v_nmembs > nsegs * nilfs->ns_blocks_per_segment) goto out_free; + if (argv[n].v_nmembs >= UINT_MAX / argv[n].v_size) + goto out_free; + len = argv[n].v_size * argv[n].v_nmembs; base = (void __user *)(unsigned long)argv[n].v_base; if (len == 0) { @@ -842,6 +845,19 @@ long nilfs_compat_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) case FS_IOC32_GETVERSION: cmd = FS_IOC_GETVERSION; break; + case NILFS_IOCTL_CHANGE_CPMODE: + case NILFS_IOCTL_DELETE_CHECKPOINT: + case NILFS_IOCTL_GET_CPINFO: + case NILFS_IOCTL_GET_CPSTAT: + case NILFS_IOCTL_GET_SUINFO: + case NILFS_IOCTL_GET_SUSTAT: + case NILFS_IOCTL_GET_VINFO: + case NILFS_IOCTL_GET_BDESCS: + case NILFS_IOCTL_CLEAN_SEGMENTS: + case NILFS_IOCTL_SYNC: + case NILFS_IOCTL_RESIZE: + case NILFS_IOCTL_SET_ALLOC_RANGE: + break; default: return -ENOIOCTLCMD; } diff --git a/fs/proc/root.c b/fs/proc/root.c index 9a8a2b77b87..03102d97818 100644 --- a/fs/proc/root.c +++ b/fs/proc/root.c @@ -91,20 +91,18 @@ static struct file_system_type proc_fs_type = { void __init proc_root_init(void) { - struct vfsmount *mnt; int err; proc_init_inodecache(); err = register_filesystem(&proc_fs_type); if (err) return; - mnt = kern_mount_data(&proc_fs_type, &init_pid_ns); - if (IS_ERR(mnt)) { + err = pid_ns_prepare_proc(&init_pid_ns); + if (err) { unregister_filesystem(&proc_fs_type); return; } - init_pid_ns.proc_mnt = mnt; proc_symlink("mounts", NULL, "self/mounts"); proc_net_init(); @@ -209,5 +207,5 @@ int pid_ns_prepare_proc(struct pid_namespace *ns) void pid_ns_release_proc(struct pid_namespace *ns) { - mntput(ns->proc_mnt); + kern_unmount(ns->proc_mnt); } diff --git a/fs/proc/stat.c b/fs/proc/stat.c index 2a30d67dd6b..0855e6f2039 100644 --- a/fs/proc/stat.c +++ b/fs/proc/stat.c @@ -32,7 +32,7 @@ static cputime64_t get_idle_time(int cpu) idle = kstat_cpu(cpu).cpustat.idle; idle = cputime64_add(idle, arch_idle_time(cpu)); } else - idle = nsecs_to_jiffies64(1000 * idle_time); + idle = usecs_to_cputime64(idle_time); return idle; } @@ -46,7 +46,7 @@ static cputime64_t get_iowait_time(int cpu) /* !NO_HZ so we can rely on cpustat.iowait */ iowait = kstat_cpu(cpu).cpustat.iowait; else - iowait = nsecs_to_jiffies64(1000 * iowait_time); + iowait = usecs_to_cputime64(iowait_time); return iowait; } diff --git a/fs/ubifs/super.c b/fs/ubifs/super.c index 20403dc5d43..ae0e76bb6eb 100644 --- a/fs/ubifs/super.c +++ b/fs/ubifs/super.c @@ -2264,19 +2264,12 @@ static int __init ubifs_init(void) return -EINVAL; } - err = register_filesystem(&ubifs_fs_type); - if (err) { - ubifs_err("cannot register file system, error %d", err); - return err; - } - - err = -ENOMEM; ubifs_inode_slab = kmem_cache_create("ubifs_inode_slab", sizeof(struct ubifs_inode), 0, SLAB_MEM_SPREAD | SLAB_RECLAIM_ACCOUNT, &inode_slab_ctor); if (!ubifs_inode_slab) - goto out_reg; + return -ENOMEM; register_shrinker(&ubifs_shrinker_info); @@ -2288,15 +2281,20 @@ static int __init ubifs_init(void) if (err) goto out_compr; + err = register_filesystem(&ubifs_fs_type); + if (err) { + ubifs_err("cannot register file system, error %d", err); + goto out_dbg; + } return 0; +out_dbg: + dbg_debugfs_exit(); out_compr: ubifs_compressors_exit(); out_shrinker: unregister_shrinker(&ubifs_shrinker_info); kmem_cache_destroy(ubifs_inode_slab); -out_reg: - unregister_filesystem(&ubifs_fs_type); return err; } /* late_initcall to let compressors initialize first */ diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c index 3eca58f51ae..8a899496fd5 100644 --- a/fs/xfs/xfs_super.c +++ b/fs/xfs/xfs_super.c @@ -869,27 +869,6 @@ xfs_fs_dirty_inode( } STATIC int -xfs_log_inode( - struct xfs_inode *ip) -{ - struct xfs_mount *mp = ip->i_mount; - struct xfs_trans *tp; - int error; - - tp = xfs_trans_alloc(mp, XFS_TRANS_FSYNC_TS); - error = xfs_trans_reserve(tp, 0, XFS_FSYNC_TS_LOG_RES(mp), 0, 0, 0); - if (error) { - xfs_trans_cancel(tp, 0); - return error; - } - - xfs_ilock(ip, XFS_ILOCK_EXCL); - xfs_trans_ijoin(tp, ip, XFS_ILOCK_EXCL); - xfs_trans_log_inode(tp, ip, XFS_ILOG_CORE); - return xfs_trans_commit(tp, 0); -} - -STATIC int xfs_fs_write_inode( struct inode *inode, struct writeback_control *wbc) @@ -902,10 +881,8 @@ xfs_fs_write_inode( if (XFS_FORCED_SHUTDOWN(mp)) return -XFS_ERROR(EIO); - if (!ip->i_update_core) - return 0; - if (wbc->sync_mode == WB_SYNC_ALL) { + if (wbc->sync_mode == WB_SYNC_ALL || wbc->for_kupdate) { /* * Make sure the inode has made it it into the log. Instead * of forcing it all the way to stable storage using a @@ -913,11 +890,14 @@ xfs_fs_write_inode( * ->sync_fs call do that for thus, which reduces the number * of synchronous log forces dramatically. */ - error = xfs_log_inode(ip); + error = xfs_log_dirty_inode(ip, NULL, 0); if (error) goto out; return 0; } else { + if (!ip->i_update_core) + return 0; + /* * We make this non-blocking if the inode is contended, return * EAGAIN to indicate to the caller that they did not succeed. diff --git a/fs/xfs/xfs_sync.c b/fs/xfs/xfs_sync.c index be5c51d8f75..f0994aedcd1 100644 --- a/fs/xfs/xfs_sync.c +++ b/fs/xfs/xfs_sync.c @@ -336,6 +336,32 @@ xfs_sync_fsdata( return error; } +int +xfs_log_dirty_inode( + struct xfs_inode *ip, + struct xfs_perag *pag, + int flags) +{ + struct xfs_mount *mp = ip->i_mount; + struct xfs_trans *tp; + int error; + + if (!ip->i_update_core) + return 0; + + tp = xfs_trans_alloc(mp, XFS_TRANS_FSYNC_TS); + error = xfs_trans_reserve(tp, 0, XFS_FSYNC_TS_LOG_RES(mp), 0, 0, 0); + if (error) { + xfs_trans_cancel(tp, 0); + return error; + } + + xfs_ilock(ip, XFS_ILOCK_EXCL); + xfs_trans_ijoin(tp, ip, XFS_ILOCK_EXCL); + xfs_trans_log_inode(tp, ip, XFS_ILOG_CORE); + return xfs_trans_commit(tp, 0); +} + /* * When remounting a filesystem read-only or freezing the filesystem, we have * two phases to execute. This first phase is syncing the data before we @@ -359,6 +385,16 @@ xfs_quiesce_data( { int error, error2 = 0; + /* + * Log all pending size and timestamp updates. The vfs writeback + * code is supposed to do this, but due to its overagressive + * livelock detection it will skip inodes where appending writes + * were written out in the first non-blocking sync phase if their + * completion took long enough that it happened after taking the + * timestamp for the cut-off in the blocking phase. + */ + xfs_inode_ag_iterator(mp, xfs_log_dirty_inode, 0); + xfs_qm_sync(mp, SYNC_TRYLOCK); xfs_qm_sync(mp, SYNC_WAIT); diff --git a/fs/xfs/xfs_sync.h b/fs/xfs/xfs_sync.h index 941202e7ac6..fa965479d78 100644 --- a/fs/xfs/xfs_sync.h +++ b/fs/xfs/xfs_sync.h @@ -34,6 +34,8 @@ void xfs_quiesce_attr(struct xfs_mount *mp); void xfs_flush_inodes(struct xfs_inode *ip); +int xfs_log_dirty_inode(struct xfs_inode *ip, struct xfs_perag *pag, int flags); + int xfs_reclaim_inodes(struct xfs_mount *mp, int mode); int xfs_reclaim_inodes_count(struct xfs_mount *mp); void xfs_reclaim_inodes_nr(struct xfs_mount *mp, int nr_to_scan); diff --git a/include/asm-generic/cputime.h b/include/asm-generic/cputime.h index 62ce6823c0f..12a1764f612 100644 --- a/include/asm-generic/cputime.h +++ b/include/asm-generic/cputime.h @@ -40,6 +40,7 @@ typedef u64 cputime64_t; */ #define cputime_to_usecs(__ct) jiffies_to_usecs(__ct) #define usecs_to_cputime(__msecs) usecs_to_jiffies(__msecs) +#define usecs_to_cputime64(__msecs) nsecs_to_jiffies64((__msecs) * 1000) /* * Convert cputime to seconds and back. diff --git a/include/drm/drm_pciids.h b/include/drm/drm_pciids.h index 4e4fbb820e2..14b6cd02228 100644 --- a/include/drm/drm_pciids.h +++ b/include/drm/drm_pciids.h @@ -182,8 +182,11 @@ {0x1002, 0x6748, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6749, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6750, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6751, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6758, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6759, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x675B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x675D, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_NEW_MEMMAP}, \ {0x1002, 0x675F, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6760, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6761, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ @@ -195,8 +198,10 @@ {0x1002, 0x6767, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6768, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6770, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6772, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6778, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6779, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x677B, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CAICOS|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6840, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6841, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6842, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_TURKS|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ @@ -246,6 +251,7 @@ {0x1002, 0x68f2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CEDAR|RADEON_NEW_MEMMAP}, \ {0x1002, 0x68f8, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CEDAR|RADEON_NEW_MEMMAP}, \ {0x1002, 0x68f9, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CEDAR|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x68fa, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CEDAR|RADEON_NEW_MEMMAP}, \ {0x1002, 0x68fe, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_CEDAR|RADEON_NEW_MEMMAP}, \ {0x1002, 0x7100, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R520|RADEON_NEW_MEMMAP}, \ {0x1002, 0x7101, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_R520|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ @@ -488,6 +494,8 @@ {0x1002, 0x9647, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SUMO|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP},\ {0x1002, 0x9648, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SUMO|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP},\ {0x1002, 0x964a, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SUMO|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ + {0x1002, 0x964b, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SUMO|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ + {0x1002, 0x964c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SUMO|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ {0x1002, 0x964e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SUMO|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP},\ {0x1002, 0x964f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_SUMO|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP|RADEON_IS_IGP},\ {0x1002, 0x9710, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS880|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ @@ -502,6 +510,8 @@ {0x1002, 0x9805, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PALM|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ {0x1002, 0x9806, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PALM|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ {0x1002, 0x9807, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PALM|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ + {0x1002, 0x9808, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PALM|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ + {0x1002, 0x9809, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PALM|RADEON_NEW_MEMMAP|RADEON_IS_IGP}, \ {0, 0, 0} #define r128_PCI_IDS \ diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index c7a6d3b5bc7..94acd8172b5 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -805,9 +805,6 @@ extern void blk_unprep_request(struct request *); */ extern struct request_queue *blk_init_queue_node(request_fn_proc *rfn, spinlock_t *lock, int node_id); -extern struct request_queue *blk_init_allocated_queue_node(struct request_queue *, - request_fn_proc *, - spinlock_t *, int node_id); extern struct request_queue *blk_init_queue(request_fn_proc *, spinlock_t *); extern struct request_queue *blk_init_allocated_queue(struct request_queue *, request_fn_proc *, spinlock_t *); diff --git a/include/linux/clocksource.h b/include/linux/clocksource.h index c86c940d1de..081147da056 100644 --- a/include/linux/clocksource.h +++ b/include/linux/clocksource.h @@ -71,7 +71,7 @@ struct timecounter { /** * cyclecounter_cyc2ns - converts cycle counter cycles to nanoseconds - * @tc: Pointer to cycle counter. + * @cc: Pointer to cycle counter. * @cycles: Cycles * * XXX - This could use some mult_lxl_ll() asm optimization. Same code @@ -114,7 +114,7 @@ extern u64 timecounter_read(struct timecounter *tc); * time base as values returned by * timecounter_read() * @tc: Pointer to time counter. - * @cycle: a value returned by tc->cc->read() + * @cycle_tstamp: a value returned by tc->cc->read() * * Cycle counts that are converted correctly as long as they * fall into the interval [-1/2 max cycle count, +1/2 max cycle count], @@ -156,11 +156,12 @@ extern u64 timecounter_cyc2time(struct timecounter *tc, * @mult: cycle to nanosecond multiplier * @shift: cycle to nanosecond divisor (power of two) * @max_idle_ns: max idle time permitted by the clocksource (nsecs) - * @maxadj maximum adjustment value to mult (~11%) + * @maxadj: maximum adjustment value to mult (~11%) * @flags: flags describing special properties * @archdata: arch-specific data * @suspend: suspend function for the clocksource, if necessary * @resume: resume function for the clocksource, if necessary + * @cycle_last: most recent cycle counter value seen by ::read() */ struct clocksource { /* @@ -187,6 +188,7 @@ struct clocksource { void (*suspend)(struct clocksource *cs); void (*resume)(struct clocksource *cs); + /* private: */ #ifdef CONFIG_CLOCKSOURCE_WATCHDOG /* Watchdog related data, used by the framework */ struct list_head wd_list; @@ -261,6 +263,9 @@ static inline u32 clocksource_hz2mult(u32 hz, u32 shift_constant) /** * clocksource_cyc2ns - converts clocksource cycles to nanoseconds + * @cycles: cycles + * @mult: cycle to nanosecond multiplier + * @shift: cycle to nanosecond divisor (power of two) * * Converts cycles to nanoseconds, using the given mult and shift. * diff --git a/include/linux/dma_remapping.h b/include/linux/dma_remapping.h index ef90cbd8e17..57c9a8ae4f2 100644 --- a/include/linux/dma_remapping.h +++ b/include/linux/dma_remapping.h @@ -31,6 +31,7 @@ extern void free_dmar_iommu(struct intel_iommu *iommu); extern int iommu_calculate_agaw(struct intel_iommu *iommu); extern int iommu_calculate_max_sagaw(struct intel_iommu *iommu); extern int dmar_disabled; +extern int intel_iommu_enabled; #else static inline int iommu_calculate_agaw(struct intel_iommu *iommu) { @@ -44,6 +45,7 @@ static inline void free_dmar_iommu(struct intel_iommu *iommu) { } #define dmar_disabled (1) +#define intel_iommu_enabled (0) #endif diff --git a/include/linux/irqdomain.h b/include/linux/irqdomain.h index 99834e581b9..bd4272b61a1 100644 --- a/include/linux/irqdomain.h +++ b/include/linux/irqdomain.h @@ -91,10 +91,11 @@ static inline unsigned int irq_domain_to_irq(struct irq_domain *d, extern void irq_domain_add(struct irq_domain *domain); extern void irq_domain_del(struct irq_domain *domain); + +extern struct irq_domain_ops irq_domain_simple_ops; #endif /* CONFIG_IRQ_DOMAIN */ #if defined(CONFIG_IRQ_DOMAIN) && defined(CONFIG_OF_IRQ) -extern struct irq_domain_ops irq_domain_simple_ops; extern void irq_domain_add_simple(struct device_node *controller, int irq_base); extern void irq_domain_generate_simple(const struct of_device_id *match, u64 phys_base, unsigned int irq_start); diff --git a/include/linux/kvm.h b/include/linux/kvm.h index c3892fc1d53..68e67e50d02 100644 --- a/include/linux/kvm.h +++ b/include/linux/kvm.h @@ -557,6 +557,7 @@ struct kvm_ppc_pvinfo { #define KVM_CAP_MAX_VCPUS 66 /* returns max vcpus per vm */ #define KVM_CAP_PPC_PAPR 68 #define KVM_CAP_S390_GMAP 71 +#define KVM_CAP_TSC_DEADLINE_TIMER 72 #ifdef KVM_CAP_IRQ_ROUTING diff --git a/include/linux/lglock.h b/include/linux/lglock.h index f549056fb20..87f402ccec5 100644 --- a/include/linux/lglock.h +++ b/include/linux/lglock.h @@ -22,6 +22,7 @@ #include <linux/spinlock.h> #include <linux/lockdep.h> #include <linux/percpu.h> +#include <linux/cpu.h> /* can make br locks by using local lock for read side, global lock for write */ #define br_lock_init(name) name##_lock_init() @@ -72,9 +73,31 @@ #define DEFINE_LGLOCK(name) \ \ + DEFINE_SPINLOCK(name##_cpu_lock); \ + cpumask_t name##_cpus __read_mostly; \ DEFINE_PER_CPU(arch_spinlock_t, name##_lock); \ DEFINE_LGLOCK_LOCKDEP(name); \ \ + static int \ + name##_lg_cpu_callback(struct notifier_block *nb, \ + unsigned long action, void *hcpu) \ + { \ + switch (action & ~CPU_TASKS_FROZEN) { \ + case CPU_UP_PREPARE: \ + spin_lock(&name##_cpu_lock); \ + cpu_set((unsigned long)hcpu, name##_cpus); \ + spin_unlock(&name##_cpu_lock); \ + break; \ + case CPU_UP_CANCELED: case CPU_DEAD: \ + spin_lock(&name##_cpu_lock); \ + cpu_clear((unsigned long)hcpu, name##_cpus); \ + spin_unlock(&name##_cpu_lock); \ + } \ + return NOTIFY_OK; \ + } \ + static struct notifier_block name##_lg_cpu_notifier = { \ + .notifier_call = name##_lg_cpu_callback, \ + }; \ void name##_lock_init(void) { \ int i; \ LOCKDEP_INIT_MAP(&name##_lock_dep_map, #name, &name##_lock_key, 0); \ @@ -83,6 +106,11 @@ lock = &per_cpu(name##_lock, i); \ *lock = (arch_spinlock_t)__ARCH_SPIN_LOCK_UNLOCKED; \ } \ + register_hotcpu_notifier(&name##_lg_cpu_notifier); \ + get_online_cpus(); \ + for_each_online_cpu(i) \ + cpu_set(i, name##_cpus); \ + put_online_cpus(); \ } \ EXPORT_SYMBOL(name##_lock_init); \ \ @@ -124,9 +152,9 @@ \ void name##_global_lock_online(void) { \ int i; \ - preempt_disable(); \ + spin_lock(&name##_cpu_lock); \ rwlock_acquire(&name##_lock_dep_map, 0, 0, _RET_IP_); \ - for_each_online_cpu(i) { \ + for_each_cpu(i, &name##_cpus) { \ arch_spinlock_t *lock; \ lock = &per_cpu(name##_lock, i); \ arch_spin_lock(lock); \ @@ -137,12 +165,12 @@ void name##_global_unlock_online(void) { \ int i; \ rwlock_release(&name##_lock_dep_map, 1, _RET_IP_); \ - for_each_online_cpu(i) { \ + for_each_cpu(i, &name##_cpus) { \ arch_spinlock_t *lock; \ lock = &per_cpu(name##_lock, i); \ arch_spin_unlock(lock); \ } \ - preempt_enable(); \ + spin_unlock(&name##_cpu_lock); \ } \ EXPORT_SYMBOL(name##_global_unlock_online); \ \ diff --git a/include/linux/log2.h b/include/linux/log2.h index 25b808631cd..fd7ff3d91e6 100644 --- a/include/linux/log2.h +++ b/include/linux/log2.h @@ -185,7 +185,6 @@ unsigned long __rounddown_pow_of_two(unsigned long n) #define rounddown_pow_of_two(n) \ ( \ __builtin_constant_p(n) ? ( \ - (n == 1) ? 0 : \ (1UL << ilog2(n))) : \ __rounddown_pow_of_two(n) \ ) diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h index 415f2db414e..c8ef9bc54d5 100644 --- a/include/linux/mmc/card.h +++ b/include/linux/mmc/card.h @@ -218,6 +218,7 @@ struct mmc_card { #define MMC_QUIRK_INAND_CMD38 (1<<6) /* iNAND devices have broken CMD38 */ #define MMC_QUIRK_BLK_NO_CMD23 (1<<7) /* Avoid CMD23 for regular multiblock */ #define MMC_QUIRK_BROKEN_BYTE_MODE_512 (1<<8) /* Avoid sending 512 bytes in */ +#define MMC_QUIRK_LONG_READ_TIME (1<<9) /* Data read time > CSD says */ /* byte mode */ unsigned int poweroff_notify_state; /* eMMC4.5 notify feature */ #define MMC_NO_POWER_NOTIFICATION 0 @@ -433,6 +434,11 @@ static inline int mmc_card_broken_byte_mode_512(const struct mmc_card *c) return c->quirks & MMC_QUIRK_BROKEN_BYTE_MODE_512; } +static inline int mmc_card_long_read_time(const struct mmc_card *c) +{ + return c->quirks & MMC_QUIRK_LONG_READ_TIME; +} + #define mmc_card_name(c) ((c)->cid.prod_name) #define mmc_card_id(c) (dev_name(&(c)->dev)) diff --git a/include/media/soc_camera.h b/include/media/soc_camera.h index b1377b931eb..5fb2c3d10c0 100644 --- a/include/media/soc_camera.h +++ b/include/media/soc_camera.h @@ -254,7 +254,7 @@ unsigned long soc_camera_apply_board_flags(struct soc_camera_link *icl, static inline struct video_device *soc_camera_i2c_to_vdev(const struct i2c_client *client) { struct v4l2_subdev *sd = i2c_get_clientdata(client); - struct soc_camera_device *icd = (struct soc_camera_device *)sd->grp_id; + struct soc_camera_device *icd = v4l2_get_subdev_hostdata(sd); return icd ? icd->vdev : NULL; } @@ -279,6 +279,11 @@ static inline struct soc_camera_device *soc_camera_from_vbq(const struct videobu return container_of(vq, struct soc_camera_device, vb_vidq); } +static inline u32 soc_camera_grp_id(const struct soc_camera_device *icd) +{ + return (icd->iface << 8) | (icd->devnum + 1); +} + void soc_camera_lock(struct vb2_queue *vq); void soc_camera_unlock(struct vb2_queue *vq); diff --git a/include/net/dst.h b/include/net/dst.h index 6faec1a6021..75766b42660 100644 --- a/include/net/dst.h +++ b/include/net/dst.h @@ -53,6 +53,7 @@ struct dst_entry { #define DST_NOHASH 0x0008 #define DST_NOCACHE 0x0010 #define DST_NOCOUNT 0x0020 +#define DST_NOPEER 0x0040 short error; short obsolete; diff --git a/include/net/flow.h b/include/net/flow.h index a09447749e2..57f15a7f1cd 100644 --- a/include/net/flow.h +++ b/include/net/flow.h @@ -207,6 +207,7 @@ extern struct flow_cache_object *flow_cache_lookup( u8 dir, flow_resolve_t resolver, void *ctx); extern void flow_cache_flush(void); +extern void flow_cache_flush_deferred(void); extern atomic_t flow_cache_genid; #endif diff --git a/include/net/ip_vs.h b/include/net/ip_vs.h index 873d5be7926..e5a7b9aaf55 100644 --- a/include/net/ip_vs.h +++ b/include/net/ip_vs.h @@ -1207,7 +1207,7 @@ extern void ip_vs_control_cleanup(void); extern struct ip_vs_dest * ip_vs_find_dest(struct net *net, int af, const union nf_inet_addr *daddr, __be16 dport, const union nf_inet_addr *vaddr, __be16 vport, - __u16 protocol, __u32 fwmark); + __u16 protocol, __u32 fwmark, __u32 flags); extern struct ip_vs_dest *ip_vs_try_bind_dest(struct ip_vs_conn *cp); diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h index e90e7a9935d..a15432da27c 100644 --- a/include/net/sctp/structs.h +++ b/include/net/sctp/structs.h @@ -241,6 +241,9 @@ extern struct sctp_globals { * bits is an indicator of when to send and window update SACK. */ int rwnd_update_shift; + + /* Threshold for autoclose timeout, in seconds. */ + unsigned long max_autoclose; } sctp_globals; #define sctp_rto_initial (sctp_globals.rto_initial) @@ -281,6 +284,7 @@ extern struct sctp_globals { #define sctp_auth_enable (sctp_globals.auth_enable) #define sctp_checksum_disable (sctp_globals.checksum_disable) #define sctp_rwnd_upd_shift (sctp_globals.rwnd_update_shift) +#define sctp_max_autoclose (sctp_globals.max_autoclose) /* SCTP Socket type: UDP or TCP style. */ typedef enum { diff --git a/include/net/sock.h b/include/net/sock.h index abb6e0f0c3c..32e39371fba 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -637,12 +637,14 @@ static inline void __sk_add_backlog(struct sock *sk, struct sk_buff *skb) /* * Take into account size of receive queue and backlog queue + * Do not take into account this skb truesize, + * to allow even a single big packet to come. */ static inline bool sk_rcvqueues_full(const struct sock *sk, const struct sk_buff *skb) { unsigned int qsize = sk->sk_backlog.len + atomic_read(&sk->sk_rmem_alloc); - return qsize + skb->truesize > sk->sk_rcvbuf; + return qsize > sk->sk_rcvbuf; } /* The per-socket spinlock must be held here. */ diff --git a/include/scsi/libfcoe.h b/include/scsi/libfcoe.h index d1e95c6ac77..5a35a2a2d3c 100644 --- a/include/scsi/libfcoe.h +++ b/include/scsi/libfcoe.h @@ -147,6 +147,7 @@ struct fcoe_ctlr { u8 map_dest; u8 spma; u8 probe_tries; + u8 priority; u8 dest_addr[ETH_ALEN]; u8 ctl_src_addr[ETH_ALEN]; @@ -301,6 +302,7 @@ struct fcoe_percpu_s { * @lport: The associated local port * @fcoe_pending_queue: The pending Rx queue of skbs * @fcoe_pending_queue_active: Indicates if the pending queue is active + * @priority: Packet priority (DCB) * @max_queue_depth: Max queue depth of pending queue * @min_queue_depth: Min queue depth of pending queue * @timer: The queue timer @@ -316,6 +318,7 @@ struct fcoe_port { struct fc_lport *lport; struct sk_buff_head fcoe_pending_queue; u8 fcoe_pending_queue_active; + u8 priority; u32 max_queue_depth; u32 min_queue_depth; struct timer_list timer; diff --git a/include/trace/events/writeback.h b/include/trace/events/writeback.h index b99caa8b780..99d1d0decf8 100644 --- a/include/trace/events/writeback.h +++ b/include/trace/events/writeback.h @@ -21,6 +21,16 @@ {I_REFERENCED, "I_REFERENCED"} \ ) +#define WB_WORK_REASON \ + {WB_REASON_BACKGROUND, "background"}, \ + {WB_REASON_TRY_TO_FREE_PAGES, "try_to_free_pages"}, \ + {WB_REASON_SYNC, "sync"}, \ + {WB_REASON_PERIODIC, "periodic"}, \ + {WB_REASON_LAPTOP_TIMER, "laptop_timer"}, \ + {WB_REASON_FREE_MORE_MEM, "free_more_memory"}, \ + {WB_REASON_FS_FREE_SPACE, "fs_free_space"}, \ + {WB_REASON_FORKER_THREAD, "forker_thread"} + struct wb_writeback_work; DECLARE_EVENT_CLASS(writeback_work_class, @@ -55,7 +65,7 @@ DECLARE_EVENT_CLASS(writeback_work_class, __entry->for_kupdate, __entry->range_cyclic, __entry->for_background, - wb_reason_name[__entry->reason] + __print_symbolic(__entry->reason, WB_WORK_REASON) ) ); #define DEFINE_WRITEBACK_WORK_EVENT(name) \ @@ -184,7 +194,8 @@ TRACE_EVENT(writeback_queue_io, __entry->older, /* older_than_this in jiffies */ __entry->age, /* older_than_this in relative milliseconds */ __entry->moved, - wb_reason_name[__entry->reason]) + __print_symbolic(__entry->reason, WB_WORK_REASON) + ) ); TRACE_EVENT(global_dirty_state, diff --git a/include/xen/interface/io/xs_wire.h b/include/xen/interface/io/xs_wire.h index f0b6890370b..f6f07aa35af 100644 --- a/include/xen/interface/io/xs_wire.h +++ b/include/xen/interface/io/xs_wire.h @@ -29,8 +29,7 @@ enum xsd_sockmsg_type XS_IS_DOMAIN_INTRODUCED, XS_RESUME, XS_SET_TARGET, - XS_RESTRICT, - XS_RESET_WATCHES + XS_RESTRICT }; #define XS_WRITE_NONE "NONE" diff --git a/ipc/mqueue.c b/ipc/mqueue.c index 2e0ecfcc881..5b4293d9819 100644 --- a/ipc/mqueue.c +++ b/ipc/mqueue.c @@ -1269,7 +1269,7 @@ void mq_clear_sbinfo(struct ipc_namespace *ns) void mq_put_mnt(struct ipc_namespace *ns) { - mntput(ns->mq_mnt); + kern_unmount(ns->mq_mnt); } static int __init init_mqueue_fs(void) @@ -1291,11 +1291,9 @@ static int __init init_mqueue_fs(void) spin_lock_init(&mq_lock); - init_ipc_ns.mq_mnt = kern_mount_data(&mqueue_fs_type, &init_ipc_ns); - if (IS_ERR(init_ipc_ns.mq_mnt)) { - error = PTR_ERR(init_ipc_ns.mq_mnt); + error = mq_init_ns(&init_ipc_ns); + if (error) goto out_filesystem; - } return 0; diff --git a/ipc/msgutil.c b/ipc/msgutil.c index 8b5ce5d3f3e..5652101cdac 100644 --- a/ipc/msgutil.c +++ b/ipc/msgutil.c @@ -27,11 +27,6 @@ DEFINE_SPINLOCK(mq_lock); */ struct ipc_namespace init_ipc_ns = { .count = ATOMIC_INIT(1), -#ifdef CONFIG_POSIX_MQUEUE - .mq_queues_max = DFLT_QUEUESMAX, - .mq_msg_max = DFLT_MSGMAX, - .mq_msgsize_max = DFLT_MSGSIZEMAX, -#endif .user_ns = &init_user_ns, }; diff --git a/kernel/cgroup.c b/kernel/cgroup.c index d9d5648f3cd..a184470cf9b 100644 --- a/kernel/cgroup.c +++ b/kernel/cgroup.c @@ -2098,11 +2098,6 @@ int cgroup_attach_proc(struct cgroup *cgrp, struct task_struct *leader) continue; /* get old css_set pointer */ task_lock(tsk); - if (tsk->flags & PF_EXITING) { - /* ignore this task if it's going away */ - task_unlock(tsk); - continue; - } oldcg = tsk->cgroups; get_css_set(oldcg); task_unlock(tsk); diff --git a/kernel/cpuset.c b/kernel/cpuset.c index 9fe58c46a42..0b1712dba58 100644 --- a/kernel/cpuset.c +++ b/kernel/cpuset.c @@ -123,6 +123,19 @@ static inline struct cpuset *task_cs(struct task_struct *task) struct cpuset, css); } +#ifdef CONFIG_NUMA +static inline bool task_has_mempolicy(struct task_struct *task) +{ + return task->mempolicy; +} +#else +static inline bool task_has_mempolicy(struct task_struct *task) +{ + return false; +} +#endif + + /* bits in struct cpuset flags field */ typedef enum { CS_CPU_EXCLUSIVE, @@ -949,7 +962,7 @@ static void cpuset_migrate_mm(struct mm_struct *mm, const nodemask_t *from, static void cpuset_change_task_nodemask(struct task_struct *tsk, nodemask_t *newmems) { - bool masks_disjoint = !nodes_intersects(*newmems, tsk->mems_allowed); + bool need_loop; repeat: /* @@ -962,6 +975,14 @@ repeat: return; task_lock(tsk); + /* + * Determine if a loop is necessary if another thread is doing + * get_mems_allowed(). If at least one node remains unchanged and + * tsk does not have a mempolicy, then an empty nodemask will not be + * possible when mems_allowed is larger than a word. + */ + need_loop = task_has_mempolicy(tsk) || + !nodes_intersects(*newmems, tsk->mems_allowed); nodes_or(tsk->mems_allowed, tsk->mems_allowed, *newmems); mpol_rebind_task(tsk, newmems, MPOL_REBIND_STEP1); @@ -981,11 +1002,9 @@ repeat: /* * Allocation of memory is very fast, we needn't sleep when waiting - * for the read-side. No wait is necessary, however, if at least one - * node remains unchanged. + * for the read-side. */ - while (masks_disjoint && - ACCESS_ONCE(tsk->mems_allowed_change_disable)) { + while (need_loop && ACCESS_ONCE(tsk->mems_allowed_change_disable)) { task_unlock(tsk); if (!task_curr(tsk)) yield(); diff --git a/kernel/events/core.c b/kernel/events/core.c index d3b9df5962c..58690af323e 100644 --- a/kernel/events/core.c +++ b/kernel/events/core.c @@ -3558,9 +3558,13 @@ static void ring_buffer_wakeup(struct perf_event *event) rcu_read_lock(); rb = rcu_dereference(event->rb); - list_for_each_entry_rcu(event, &rb->event_list, rb_entry) { + if (!rb) + goto unlock; + + list_for_each_entry_rcu(event, &rb->event_list, rb_entry) wake_up_all(&event->waitq); - } + +unlock: rcu_read_unlock(); } diff --git a/kernel/futex.c b/kernel/futex.c index ea87f4d2f45..1614be20173 100644 --- a/kernel/futex.c +++ b/kernel/futex.c @@ -314,17 +314,29 @@ again: #endif lock_page(page_head); + + /* + * If page_head->mapping is NULL, then it cannot be a PageAnon + * page; but it might be the ZERO_PAGE or in the gate area or + * in a special mapping (all cases which we are happy to fail); + * or it may have been a good file page when get_user_pages_fast + * found it, but truncated or holepunched or subjected to + * invalidate_complete_page2 before we got the page lock (also + * cases which we are happy to fail). And we hold a reference, + * so refcount care in invalidate_complete_page's remove_mapping + * prevents drop_caches from setting mapping to NULL beneath us. + * + * The case we do have to guard against is when memory pressure made + * shmem_writepage move it from filecache to swapcache beneath us: + * an unlikely race, but we do need to retry for page_head->mapping. + */ if (!page_head->mapping) { + int shmem_swizzled = PageSwapCache(page_head); unlock_page(page_head); put_page(page_head); - /* - * ZERO_PAGE pages don't have a mapping. Avoid a busy loop - * trying to find one. RW mapping would have COW'd (and thus - * have a mapping) so this page is RO and won't ever change. - */ - if ((page_head == ZERO_PAGE(address))) - return -EFAULT; - goto again; + if (shmem_swizzled) + goto again; + return -EFAULT; } /* diff --git a/kernel/irq/irqdomain.c b/kernel/irq/irqdomain.c index 200ce832c58..7ca523b249e 100644 --- a/kernel/irq/irqdomain.c +++ b/kernel/irq/irqdomain.c @@ -143,11 +143,6 @@ int irq_domain_simple_dt_translate(struct irq_domain *d, return 0; } -struct irq_domain_ops irq_domain_simple_ops = { - .dt_translate = irq_domain_simple_dt_translate, -}; -EXPORT_SYMBOL_GPL(irq_domain_simple_ops); - /** * irq_domain_create_simple() - Set up a 'simple' translation range */ @@ -182,3 +177,10 @@ void irq_domain_generate_simple(const struct of_device_id *match, } EXPORT_SYMBOL_GPL(irq_domain_generate_simple); #endif /* CONFIG_OF_IRQ */ + +struct irq_domain_ops irq_domain_simple_ops = { +#ifdef CONFIG_OF_IRQ + .dt_translate = irq_domain_simple_dt_translate, +#endif /* CONFIG_OF_IRQ */ +}; +EXPORT_SYMBOL_GPL(irq_domain_simple_ops); diff --git a/kernel/sched_fair.c b/kernel/sched_fair.c index a78ed2736ba..8a39fa3e3c6 100644 --- a/kernel/sched_fair.c +++ b/kernel/sched_fair.c @@ -2352,13 +2352,11 @@ again: if (!smt && (sd->flags & SD_SHARE_CPUPOWER)) continue; - if (!(sd->flags & SD_SHARE_PKG_RESOURCES)) { - if (!smt) { - smt = 1; - goto again; - } + if (smt && !(sd->flags & SD_SHARE_CPUPOWER)) + break; + + if (!(sd->flags & SD_SHARE_PKG_RESOURCES)) break; - } sg = sd->groups; do { @@ -2378,6 +2376,10 @@ next: sg = sg->next; } while (sg != sd->groups); } + if (!smt) { + smt = 1; + goto again; + } done: rcu_read_unlock(); diff --git a/kernel/sysctl_binary.c b/kernel/sysctl_binary.c index 6318b511afa..a650694883a 100644 --- a/kernel/sysctl_binary.c +++ b/kernel/sysctl_binary.c @@ -1354,7 +1354,7 @@ static ssize_t binary_sysctl(const int *name, int nlen, fput(file); out_putname: - putname(pathname); + __putname(pathname); out: return result; } diff --git a/kernel/time/clockevents.c b/kernel/time/clockevents.c index c4eb71c8b2e..1ecd6ba36d6 100644 --- a/kernel/time/clockevents.c +++ b/kernel/time/clockevents.c @@ -387,7 +387,6 @@ void clockevents_exchange_device(struct clock_event_device *old, * released list and do a notify add later. */ if (old) { - old->event_handler = clockevents_handle_noop; clockevents_set_mode(old, CLOCK_EVT_MODE_UNUSED); list_del(&old->list); list_add(&old->list, &clockevents_released); diff --git a/kernel/time/clocksource.c b/kernel/time/clocksource.c index da2f760e780..d3ad022136e 100644 --- a/kernel/time/clocksource.c +++ b/kernel/time/clocksource.c @@ -647,7 +647,7 @@ static void clocksource_enqueue(struct clocksource *cs) /** * __clocksource_updatefreq_scale - Used update clocksource with new freq - * @t: clocksource to be registered + * @cs: clocksource to be registered * @scale: Scale factor multiplied against freq to get clocksource hz * @freq: clocksource frequency (cycles per second) divided by scale * @@ -699,7 +699,7 @@ EXPORT_SYMBOL_GPL(__clocksource_updatefreq_scale); /** * __clocksource_register_scale - Used to install new clocksources - * @t: clocksource to be registered + * @cs: clocksource to be registered * @scale: Scale factor multiplied against freq to get clocksource hz * @freq: clocksource frequency (cycles per second) divided by scale * @@ -727,7 +727,7 @@ EXPORT_SYMBOL_GPL(__clocksource_register_scale); /** * clocksource_register - Used to install new clocksources - * @t: clocksource to be registered + * @cs: clocksource to be registered * * Returns -EBUSY if registration fails, zero otherwise. */ @@ -761,6 +761,8 @@ static void __clocksource_change_rating(struct clocksource *cs, int rating) /** * clocksource_change_rating - Change the rating of a registered clocksource + * @cs: clocksource to be changed + * @rating: new rating */ void clocksource_change_rating(struct clocksource *cs, int rating) { @@ -772,6 +774,7 @@ EXPORT_SYMBOL(clocksource_change_rating); /** * clocksource_unregister - remove a registered clocksource + * @cs: clocksource to be unregistered */ void clocksource_unregister(struct clocksource *cs) { @@ -787,6 +790,7 @@ EXPORT_SYMBOL(clocksource_unregister); /** * sysfs_show_current_clocksources - sysfs interface for current clocksource * @dev: unused + * @attr: unused * @buf: char buffer to be filled with clocksource list * * Provides sysfs interface for listing current clocksource. @@ -807,6 +811,7 @@ sysfs_show_current_clocksources(struct sys_device *dev, /** * sysfs_override_clocksource - interface for manually overriding clocksource * @dev: unused + * @attr: unused * @buf: name of override clocksource * @count: length of buffer * @@ -842,6 +847,7 @@ static ssize_t sysfs_override_clocksource(struct sys_device *dev, /** * sysfs_show_available_clocksources - sysfs interface for listing clocksource * @dev: unused + * @attr: unused * @buf: char buffer to be filled with clocksource list * * Provides sysfs interface for listing registered clocksources diff --git a/mm/filemap.c b/mm/filemap.c index c0018f2d50e..5f0a3c91fda 100644 --- a/mm/filemap.c +++ b/mm/filemap.c @@ -1828,7 +1828,7 @@ repeat: page = __page_cache_alloc(gfp | __GFP_COLD); if (!page) return ERR_PTR(-ENOMEM); - err = add_to_page_cache_lru(page, mapping, index, GFP_KERNEL); + err = add_to_page_cache_lru(page, mapping, index, gfp); if (unlikely(err)) { page_cache_release(page); if (err == -EEXIST) @@ -1925,10 +1925,7 @@ static struct page *wait_on_page_read(struct page *page) * @gfp: the page allocator flags to use if allocating * * This is the same as "read_mapping_page(mapping, index, NULL)", but with - * any new page allocations done using the specified allocation flags. Note - * that the Radix tree operations will still use GFP_KERNEL, so you can't - * expect to do this atomically or anything like that - but you can pass in - * other page requirements. + * any new page allocations done using the specified allocation flags. * * If the page does not get brought uptodate, return -EIO. */ @@ -2407,7 +2404,6 @@ static ssize_t generic_perform_write(struct file *file, iov_iter_count(i)); again: - /* * Bring in the user page that we will copy from _first_. * Otherwise there's a nasty deadlock on copying from the @@ -2463,7 +2459,10 @@ again: written += copied; balance_dirty_pages_ratelimited(mapping); - + if (fatal_signal_pending(current)) { + status = -EINTR; + break; + } } while (iov_iter_count(i)); return written ? written : status; diff --git a/mm/hugetlb.c b/mm/hugetlb.c index 73f17c0293c..2316840b337 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -901,7 +901,6 @@ retry: h->resv_huge_pages += delta; ret = 0; - spin_unlock(&hugetlb_lock); /* Free the needed pages to the hugetlb pool */ list_for_each_entry_safe(page, tmp, &surplus_list, lru) { if ((--needed) < 0) @@ -915,6 +914,7 @@ retry: VM_BUG_ON(page_count(page)); enqueue_huge_page(h, page); } + spin_unlock(&hugetlb_lock); /* Free unnecessary surplus pages to the buddy allocator */ free: diff --git a/mm/memcontrol.c b/mm/memcontrol.c index 6aff93c98ac..b63f5f7dfa0 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -4907,9 +4907,9 @@ mem_cgroup_create(struct cgroup_subsys *ss, struct cgroup *cont) int cpu; enable_swap_cgroup(); parent = NULL; - root_mem_cgroup = memcg; if (mem_cgroup_soft_limit_tree_init()) goto free_out; + root_mem_cgroup = memcg; for_each_possible_cpu(cpu) { struct memcg_stock_pcp *stock = &per_cpu(memcg_stock, cpu); @@ -4948,7 +4948,6 @@ mem_cgroup_create(struct cgroup_subsys *ss, struct cgroup *cont) return &memcg->css; free_out: __mem_cgroup_free(memcg); - root_mem_cgroup = NULL; return ERR_PTR(error); } diff --git a/mm/mempolicy.c b/mm/mempolicy.c index adc39548181..c3fdbcb1765 100644 --- a/mm/mempolicy.c +++ b/mm/mempolicy.c @@ -636,6 +636,7 @@ static int mbind_range(struct mm_struct *mm, unsigned long start, struct vm_area_struct *prev; struct vm_area_struct *vma; int err = 0; + pgoff_t pgoff; unsigned long vmstart; unsigned long vmend; @@ -643,13 +644,21 @@ static int mbind_range(struct mm_struct *mm, unsigned long start, if (!vma || vma->vm_start > start) return -EFAULT; + if (start > vma->vm_start) + prev = vma; + for (; vma && vma->vm_start < end; prev = vma, vma = next) { next = vma->vm_next; vmstart = max(start, vma->vm_start); vmend = min(end, vma->vm_end); + if (mpol_equal(vma_policy(vma), new_pol)) + continue; + + pgoff = vma->vm_pgoff + + ((vmstart - vma->vm_start) >> PAGE_SHIFT); prev = vma_merge(mm, prev, vmstart, vmend, vma->vm_flags, - vma->anon_vma, vma->vm_file, vma->vm_pgoff, + vma->anon_vma, vma->vm_file, pgoff, new_pol); if (prev) { vma = prev; diff --git a/mm/oom_kill.c b/mm/oom_kill.c index 76f2c5ae908..069b64e521f 100644 --- a/mm/oom_kill.c +++ b/mm/oom_kill.c @@ -176,7 +176,7 @@ static bool oom_unkillable_task(struct task_struct *p, unsigned int oom_badness(struct task_struct *p, struct mem_cgroup *mem, const nodemask_t *nodemask, unsigned long totalpages) { - int points; + long points; if (oom_unkillable_task(p, mem, nodemask)) return 0; diff --git a/mm/page-writeback.c b/mm/page-writeback.c index 71252486bc6..50f08241f98 100644 --- a/mm/page-writeback.c +++ b/mm/page-writeback.c @@ -411,8 +411,13 @@ void global_dirty_limits(unsigned long *pbackground, unsigned long *pdirty) * * Returns @bdi's dirty limit in pages. The term "dirty" in the context of * dirty balancing includes all PG_dirty, PG_writeback and NFS unstable pages. - * And the "limit" in the name is not seriously taken as hard limit in - * balance_dirty_pages(). + * + * Note that balance_dirty_pages() will only seriously take it as a hard limit + * when sleeping max_pause per page is not enough to keep the dirty pages under + * control. For example, when the device is completely stalled due to some error + * conditions, or when there are 1000 dd tasks writing to a slow 10MB/s USB key. + * In the other normal situations, it acts more gently by throttling the tasks + * more (rather than completely block them) when the bdi dirty pages go high. * * It allocates high/low dirty limits to fast/slow devices, in order to prevent * - starving fast devices @@ -594,6 +599,13 @@ static unsigned long bdi_position_ratio(struct backing_dev_info *bdi, */ if (unlikely(bdi_thresh > thresh)) bdi_thresh = thresh; + /* + * It's very possible that bdi_thresh is close to 0 not because the + * device is slow, but that it has remained inactive for long time. + * Honour such devices a reasonable good (hopefully IO efficient) + * threshold, so that the occasional writes won't be blocked and active + * writes can rampup the threshold quickly. + */ bdi_thresh = max(bdi_thresh, (limit - dirty) / 8); /* * scale global setpoint to bdi's: @@ -977,8 +989,7 @@ static unsigned long bdi_max_pause(struct backing_dev_info *bdi, * * 8 serves as the safety ratio. */ - if (bdi_dirty) - t = min(t, bdi_dirty * HZ / (8 * bw + 1)); + t = min(t, bdi_dirty * HZ / (8 * bw + 1)); /* * The pause time will be settled within range (max_pause/4, max_pause). @@ -1136,6 +1147,19 @@ pause: if (task_ratelimit) break; + /* + * In the case of an unresponding NFS server and the NFS dirty + * pages exceeds dirty_thresh, give the other good bdi's a pipe + * to go through, so that tasks on them still remain responsive. + * + * In theory 1 page is enough to keep the comsumer-producer + * pipe going: the flusher cleans 1 page => the task dirties 1 + * more page. However bdi_dirty has accounting errors. So use + * the larger and more IO friendly bdi_stat_error. + */ + if (bdi_dirty <= bdi_stat_error(bdi)) + break; + if (fatal_signal_pending(current)) break; } diff --git a/mm/percpu.c b/mm/percpu.c index 3bb810a7200..716eb4acf2f 100644 --- a/mm/percpu.c +++ b/mm/percpu.c @@ -1023,9 +1023,11 @@ phys_addr_t per_cpu_ptr_to_phys(void *addr) if (!is_vmalloc_addr(addr)) return __pa(addr); else - return page_to_phys(vmalloc_to_page(addr)); + return page_to_phys(vmalloc_to_page(addr)) + + offset_in_page(addr); } else - return page_to_phys(pcpu_addr_to_page(addr)); + return page_to_phys(pcpu_addr_to_page(addr)) + + offset_in_page(addr); } /** diff --git a/mm/vmalloc.c b/mm/vmalloc.c index f87577042a8..21fdf46ad5a 100644 --- a/mm/vmalloc.c +++ b/mm/vmalloc.c @@ -1315,7 +1315,7 @@ static struct vm_struct *__get_vm_area_node(unsigned long size, unsigned long align, unsigned long flags, unsigned long start, unsigned long end, int node, gfp_t gfp_mask, void *caller) { - static struct vmap_area *va; + struct vmap_area *va; struct vm_struct *area; BUG_ON(in_interrupt()); diff --git a/net/batman-adv/translation-table.c b/net/batman-adv/translation-table.c index c7aafc7c5ed..5f09a578d49 100644 --- a/net/batman-adv/translation-table.c +++ b/net/batman-adv/translation-table.c @@ -245,9 +245,11 @@ void tt_local_add(struct net_device *soft_iface, const uint8_t *addr, if (tt_global_entry) { /* This node is probably going to update its tt table */ tt_global_entry->orig_node->tt_poss_change = true; - /* The global entry has to be marked as PENDING and has to be + /* The global entry has to be marked as ROAMING and has to be * kept for consistency purpose */ - tt_global_entry->flags |= TT_CLIENT_PENDING; + tt_global_entry->flags |= TT_CLIENT_ROAM; + tt_global_entry->roam_at = jiffies; + send_roam_adv(bat_priv, tt_global_entry->addr, tt_global_entry->orig_node); } @@ -694,6 +696,7 @@ void tt_global_del(struct bat_priv *bat_priv, const char *message, bool roaming) { struct tt_global_entry *tt_global_entry = NULL; + struct tt_local_entry *tt_local_entry = NULL; tt_global_entry = tt_global_hash_find(bat_priv, addr); if (!tt_global_entry) @@ -701,15 +704,29 @@ void tt_global_del(struct bat_priv *bat_priv, if (tt_global_entry->orig_node == orig_node) { if (roaming) { - tt_global_entry->flags |= TT_CLIENT_ROAM; - tt_global_entry->roam_at = jiffies; - goto out; + /* if we are deleting a global entry due to a roam + * event, there are two possibilities: + * 1) the client roamed from node A to node B => we mark + * it with TT_CLIENT_ROAM, we start a timer and we + * wait for node B to claim it. In case of timeout + * the entry is purged. + * 2) the client roamed to us => we can directly delete + * the global entry, since it is useless now. */ + tt_local_entry = tt_local_hash_find(bat_priv, + tt_global_entry->addr); + if (!tt_local_entry) { + tt_global_entry->flags |= TT_CLIENT_ROAM; + tt_global_entry->roam_at = jiffies; + goto out; + } } _tt_global_del(bat_priv, tt_global_entry, message); } out: if (tt_global_entry) tt_global_entry_free_ref(tt_global_entry); + if (tt_local_entry) + tt_local_entry_free_ref(tt_local_entry); } void tt_global_del_orig(struct bat_priv *bat_priv, diff --git a/net/bluetooth/bnep/core.c b/net/bluetooth/bnep/core.c index 91bcd3a961e..1eea8208b2c 100644 --- a/net/bluetooth/bnep/core.c +++ b/net/bluetooth/bnep/core.c @@ -79,17 +79,12 @@ static struct bnep_session *__bnep_get_session(u8 *dst) static void __bnep_link_session(struct bnep_session *s) { - /* It's safe to call __module_get() here because sessions are added - by the socket layer which has to hold the reference to this module. - */ - __module_get(THIS_MODULE); list_add(&s->list, &bnep_session_list); } static void __bnep_unlink_session(struct bnep_session *s) { list_del(&s->list); - module_put(THIS_MODULE); } static int bnep_send(struct bnep_session *s, void *data, size_t len) @@ -530,6 +525,7 @@ static int bnep_session(void *arg) up_write(&bnep_session_sem); free_netdev(dev); + module_put_and_exit(0); return 0; } @@ -616,9 +612,11 @@ int bnep_add_connection(struct bnep_connadd_req *req, struct socket *sock) __bnep_link_session(s); + __module_get(THIS_MODULE); s->task = kthread_run(bnep_session, s, "kbnepd %s", dev->name); if (IS_ERR(s->task)) { /* Session thread start failed, gotta cleanup. */ + module_put(THIS_MODULE); unregister_netdev(dev); __bnep_unlink_session(s); err = PTR_ERR(s->task); diff --git a/net/bluetooth/cmtp/core.c b/net/bluetooth/cmtp/core.c index 7d00ddf9e9d..5a6e634f7fc 100644 --- a/net/bluetooth/cmtp/core.c +++ b/net/bluetooth/cmtp/core.c @@ -67,14 +67,12 @@ static struct cmtp_session *__cmtp_get_session(bdaddr_t *bdaddr) static void __cmtp_link_session(struct cmtp_session *session) { - __module_get(THIS_MODULE); list_add(&session->list, &cmtp_session_list); } static void __cmtp_unlink_session(struct cmtp_session *session) { list_del(&session->list); - module_put(THIS_MODULE); } static void __cmtp_copy_session(struct cmtp_session *session, struct cmtp_conninfo *ci) @@ -327,6 +325,7 @@ static int cmtp_session(void *arg) up_write(&cmtp_session_sem); kfree(session); + module_put_and_exit(0); return 0; } @@ -376,9 +375,11 @@ int cmtp_add_connection(struct cmtp_connadd_req *req, struct socket *sock) __cmtp_link_session(session); + __module_get(THIS_MODULE); session->task = kthread_run(cmtp_session, session, "kcmtpd_ctr_%d", session->num); if (IS_ERR(session->task)) { + module_put(THIS_MODULE); err = PTR_ERR(session->task); goto unlink; } diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c index e0af7237cd9..c1c597e3e19 100644 --- a/net/bluetooth/hci_conn.c +++ b/net/bluetooth/hci_conn.c @@ -673,7 +673,7 @@ int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type) goto encrypt; auth: - if (test_and_set_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend)) + if (test_bit(HCI_CONN_ENCRYPT_PEND, &conn->pend)) return 0; if (!hci_conn_auth(conn, sec_level, auth_type)) diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c index d7d96b6b1f0..643a41b76e2 100644 --- a/net/bluetooth/hci_event.c +++ b/net/bluetooth/hci_event.c @@ -545,7 +545,7 @@ static void hci_setup(struct hci_dev *hdev) { hci_setup_event_mask(hdev); - if (hdev->lmp_ver > 1) + if (hdev->hci_ver > 1) hci_send_cmd(hdev, HCI_OP_READ_LOCAL_COMMANDS, 0, NULL); if (hdev->features[6] & LMP_SIMPLE_PAIR) { diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index 5ea94a1eecf..17b5b1cd965 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -2152,7 +2152,7 @@ static int l2cap_parse_conf_rsp(struct l2cap_chan *chan, void *rsp, int len, voi void *ptr = req->data; int type, olen; unsigned long val; - struct l2cap_conf_rfc rfc; + struct l2cap_conf_rfc rfc = { .mode = L2CAP_MODE_BASIC }; BT_DBG("chan %p, rsp %p, len %d, req %p", chan, rsp, len, data); @@ -2271,6 +2271,16 @@ static void l2cap_conf_rfc_get(struct l2cap_chan *chan, void *rsp, int len) } } + /* Use sane default values in case a misbehaving remote device + * did not send an RFC option. + */ + rfc.mode = chan->mode; + rfc.retrans_timeout = cpu_to_le16(L2CAP_DEFAULT_RETRANS_TO); + rfc.monitor_timeout = cpu_to_le16(L2CAP_DEFAULT_MONITOR_TO); + rfc.max_pdu_size = cpu_to_le16(chan->imtu); + + BT_ERR("Expected RFC option was not found, using defaults"); + done: switch (rfc.mode) { case L2CAP_MODE_ERTM: diff --git a/net/bluetooth/rfcomm/core.c b/net/bluetooth/rfcomm/core.c index 4e32e18211f..2d28dfe9838 100644 --- a/net/bluetooth/rfcomm/core.c +++ b/net/bluetooth/rfcomm/core.c @@ -1146,6 +1146,7 @@ static int rfcomm_recv_ua(struct rfcomm_session *s, u8 dlci) if (list_empty(&s->dlcs)) { s->state = BT_DISCONN; rfcomm_send_disc(s, 0); + rfcomm_session_clear_timer(s); } break; diff --git a/net/bridge/br_netfilter.c b/net/bridge/br_netfilter.c index d6ec3720c77..fa8b8f76358 100644 --- a/net/bridge/br_netfilter.c +++ b/net/bridge/br_netfilter.c @@ -114,12 +114,18 @@ static struct neighbour *fake_neigh_lookup(const struct dst_entry *dst, const vo return NULL; } +static unsigned int fake_mtu(const struct dst_entry *dst) +{ + return dst->dev->mtu; +} + static struct dst_ops fake_dst_ops = { .family = AF_INET, .protocol = cpu_to_be16(ETH_P_IP), .update_pmtu = fake_update_pmtu, .cow_metrics = fake_cow_metrics, .neigh_lookup = fake_neigh_lookup, + .mtu = fake_mtu, }; /* @@ -141,7 +147,7 @@ void br_netfilter_rtable_init(struct net_bridge *br) rt->dst.dev = br->dev; rt->dst.path = &rt->dst; dst_init_metrics(&rt->dst, br_dst_default_metrics, true); - rt->dst.flags = DST_NOXFRM; + rt->dst.flags = DST_NOXFRM | DST_NOPEER; rt->dst.ops = &fake_dst_ops; } diff --git a/net/ceph/crush/mapper.c b/net/ceph/crush/mapper.c index 42599e31dca..3a94eae7abe 100644 --- a/net/ceph/crush/mapper.c +++ b/net/ceph/crush/mapper.c @@ -477,7 +477,6 @@ int crush_do_rule(struct crush_map *map, int i, j; int numrep; int firstn; - int rc = -1; BUG_ON(ruleno >= map->max_rules); @@ -491,23 +490,18 @@ int crush_do_rule(struct crush_map *map, * that this may or may not correspond to the specific types * referenced by the crush rule. */ - if (force >= 0) { - if (force >= map->max_devices || - map->device_parents[force] == 0) { - /*dprintk("CRUSH: forcefed device dne\n");*/ - rc = -1; /* force fed device dne */ - goto out; - } - if (!is_out(map, weight, force, x)) { - while (1) { - force_context[++force_pos] = force; - if (force >= 0) - force = map->device_parents[force]; - else - force = map->bucket_parents[-1-force]; - if (force == 0) - break; - } + if (force >= 0 && + force < map->max_devices && + map->device_parents[force] != 0 && + !is_out(map, weight, force, x)) { + while (1) { + force_context[++force_pos] = force; + if (force >= 0) + force = map->device_parents[force]; + else + force = map->bucket_parents[-1-force]; + if (force == 0) + break; } } @@ -600,10 +594,7 @@ int crush_do_rule(struct crush_map *map, BUG_ON(1); } } - rc = result_len; - -out: - return rc; + return result_len; } diff --git a/net/core/flow.c b/net/core/flow.c index 8ae42de9c79..e318c7e9804 100644 --- a/net/core/flow.c +++ b/net/core/flow.c @@ -358,6 +358,18 @@ void flow_cache_flush(void) put_online_cpus(); } +static void flow_cache_flush_task(struct work_struct *work) +{ + flow_cache_flush(); +} + +static DECLARE_WORK(flow_cache_flush_work, flow_cache_flush_task); + +void flow_cache_flush_deferred(void) +{ + schedule_work(&flow_cache_flush_work); +} + static int __cpuinit flow_cache_cpu_prepare(struct flow_cache *fc, int cpu) { struct flow_cache_percpu *fcp = per_cpu_ptr(fc->percpu, cpu); diff --git a/net/core/net-sysfs.c b/net/core/net-sysfs.c index c71c434a4c0..385aefe5364 100644 --- a/net/core/net-sysfs.c +++ b/net/core/net-sysfs.c @@ -665,11 +665,14 @@ static ssize_t store_rps_dev_flow_table_cnt(struct netdev_rx_queue *queue, if (count) { int i; - if (count > 1<<30) { + if (count > INT_MAX) + return -EINVAL; + count = roundup_pow_of_two(count); + if (count > (ULONG_MAX - sizeof(struct rps_dev_flow_table)) + / sizeof(struct rps_dev_flow)) { /* Enforce a limit to prevent overflow */ return -EINVAL; } - count = roundup_pow_of_two(count); table = vmalloc(RPS_DEV_FLOW_TABLE_SIZE(count)); if (!table) return -ENOMEM; diff --git a/net/core/sock.c b/net/core/sock.c index 4ed7b1d12f5..b23f174ab84 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -288,11 +288,7 @@ int sock_queue_rcv_skb(struct sock *sk, struct sk_buff *skb) unsigned long flags; struct sk_buff_head *list = &sk->sk_receive_queue; - /* Cast sk->rcvbuf to unsigned... It's pointless, but reduces - number of warnings when compiling with -W --ANK - */ - if (atomic_read(&sk->sk_rmem_alloc) + skb->truesize >= - (unsigned)sk->sk_rcvbuf) { + if (atomic_read(&sk->sk_rmem_alloc) >= sk->sk_rcvbuf) { atomic_inc(&sk->sk_drops); trace_sock_rcvqueue_full(sk, skb); return -ENOMEM; diff --git a/net/ipv4/ipconfig.c b/net/ipv4/ipconfig.c index 0da2afc97f3..99ec116bef1 100644 --- a/net/ipv4/ipconfig.c +++ b/net/ipv4/ipconfig.c @@ -253,6 +253,10 @@ static int __init ic_open_devs(void) } } + /* no point in waiting if we could not bring up at least one device */ + if (!ic_first_dev) + goto have_carrier; + /* wait for a carrier on at least one device */ start = jiffies; while (jiffies - start < msecs_to_jiffies(CONF_CARRIER_TIMEOUT)) { diff --git a/net/ipv4/ipip.c b/net/ipv4/ipip.c index 065effd8349..0b2e7329abd 100644 --- a/net/ipv4/ipip.c +++ b/net/ipv4/ipip.c @@ -285,6 +285,8 @@ static struct ip_tunnel * ipip_tunnel_locate(struct net *net, if (register_netdevice(dev) < 0) goto failed_free; + strcpy(nt->parms.name, dev->name); + dev_hold(dev); ipip_tunnel_link(ipn, nt); return nt; @@ -759,7 +761,6 @@ static int ipip_tunnel_init(struct net_device *dev) struct ip_tunnel *tunnel = netdev_priv(dev); tunnel->dev = dev; - strcpy(tunnel->parms.name, dev->name); memcpy(dev->dev_addr, &tunnel->parms.iph.saddr, 4); memcpy(dev->broadcast, &tunnel->parms.iph.daddr, 4); @@ -825,6 +826,7 @@ static void ipip_destroy_tunnels(struct ipip_net *ipn, struct list_head *head) static int __net_init ipip_init_net(struct net *net) { struct ipip_net *ipn = net_generic(net, ipip_net_id); + struct ip_tunnel *t; int err; ipn->tunnels[0] = ipn->tunnels_wc; @@ -848,6 +850,9 @@ static int __net_init ipip_init_net(struct net *net) if ((err = register_netdev(ipn->fb_tunnel_dev))) goto err_reg_dev; + t = netdev_priv(ipn->fb_tunnel_dev); + + strcpy(t->parms.name, ipn->fb_tunnel_dev->name); return 0; err_reg_dev: diff --git a/net/ipv4/route.c b/net/ipv4/route.c index 46af62363b8..94cdbc55ca7 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -91,6 +91,7 @@ #include <linux/rcupdate.h> #include <linux/times.h> #include <linux/slab.h> +#include <linux/prefetch.h> #include <net/dst.h> #include <net/net_namespace.h> #include <net/protocol.h> @@ -120,6 +121,7 @@ static int ip_rt_max_size; static int ip_rt_gc_timeout __read_mostly = RT_GC_TIMEOUT; +static int ip_rt_gc_interval __read_mostly = 60 * HZ; static int ip_rt_gc_min_interval __read_mostly = HZ / 2; static int ip_rt_redirect_number __read_mostly = 9; static int ip_rt_redirect_load __read_mostly = HZ / 50; @@ -133,6 +135,9 @@ static int ip_rt_min_advmss __read_mostly = 256; static int rt_chain_length_max __read_mostly = 20; static int redirect_genid; +static struct delayed_work expires_work; +static unsigned long expires_ljiffies; + /* * Interface to generic destination cache. */ @@ -830,6 +835,97 @@ static int has_noalias(const struct rtable *head, const struct rtable *rth) return ONE; } +static void rt_check_expire(void) +{ + static unsigned int rover; + unsigned int i = rover, goal; + struct rtable *rth; + struct rtable __rcu **rthp; + unsigned long samples = 0; + unsigned long sum = 0, sum2 = 0; + unsigned long delta; + u64 mult; + + delta = jiffies - expires_ljiffies; + expires_ljiffies = jiffies; + mult = ((u64)delta) << rt_hash_log; + if (ip_rt_gc_timeout > 1) + do_div(mult, ip_rt_gc_timeout); + goal = (unsigned int)mult; + if (goal > rt_hash_mask) + goal = rt_hash_mask + 1; + for (; goal > 0; goal--) { + unsigned long tmo = ip_rt_gc_timeout; + unsigned long length; + + i = (i + 1) & rt_hash_mask; + rthp = &rt_hash_table[i].chain; + + if (need_resched()) + cond_resched(); + + samples++; + + if (rcu_dereference_raw(*rthp) == NULL) + continue; + length = 0; + spin_lock_bh(rt_hash_lock_addr(i)); + while ((rth = rcu_dereference_protected(*rthp, + lockdep_is_held(rt_hash_lock_addr(i)))) != NULL) { + prefetch(rth->dst.rt_next); + if (rt_is_expired(rth)) { + *rthp = rth->dst.rt_next; + rt_free(rth); + continue; + } + if (rth->dst.expires) { + /* Entry is expired even if it is in use */ + if (time_before_eq(jiffies, rth->dst.expires)) { +nofree: + tmo >>= 1; + rthp = &rth->dst.rt_next; + /* + * We only count entries on + * a chain with equal hash inputs once + * so that entries for different QOS + * levels, and other non-hash input + * attributes don't unfairly skew + * the length computation + */ + length += has_noalias(rt_hash_table[i].chain, rth); + continue; + } + } else if (!rt_may_expire(rth, tmo, ip_rt_gc_timeout)) + goto nofree; + + /* Cleanup aged off entries. */ + *rthp = rth->dst.rt_next; + rt_free(rth); + } + spin_unlock_bh(rt_hash_lock_addr(i)); + sum += length; + sum2 += length*length; + } + if (samples) { + unsigned long avg = sum / samples; + unsigned long sd = int_sqrt(sum2 / samples - avg*avg); + rt_chain_length_max = max_t(unsigned long, + ip_rt_gc_elasticity, + (avg + 4*sd) >> FRACT_BITS); + } + rover = i; +} + +/* + * rt_worker_func() is run in process context. + * we call rt_check_expire() to scan part of the hash table + */ +static void rt_worker_func(struct work_struct *work) +{ + rt_check_expire(); + schedule_delayed_work(&expires_work, ip_rt_gc_interval); +} + /* * Perturbation of rt_genid by a small quantity [1..256] * Using 8 bits of shuffling ensure we can call rt_cache_invalidate() @@ -1271,7 +1367,7 @@ void __ip_select_ident(struct iphdr *iph, struct dst_entry *dst, int more) { struct rtable *rt = (struct rtable *) dst; - if (rt) { + if (rt && !(rt->dst.flags & DST_NOPEER)) { if (rt->peer == NULL) rt_bind_peer(rt, rt->rt_dst, 1); @@ -1282,7 +1378,7 @@ void __ip_select_ident(struct iphdr *iph, struct dst_entry *dst, int more) iph->id = htons(inet_getid(rt->peer, more)); return; } - } else + } else if (!rt) printk(KERN_DEBUG "rt_bind_peer(0) @%p\n", __builtin_return_address(0)); @@ -3179,6 +3275,13 @@ static ctl_table ipv4_route_table[] = { .proc_handler = proc_dointvec_jiffies, }, { + .procname = "gc_interval", + .data = &ip_rt_gc_interval, + .maxlen = sizeof(int), + .mode = 0644, + .proc_handler = proc_dointvec_jiffies, + }, + { .procname = "redirect_load", .data = &ip_rt_redirect_load, .maxlen = sizeof(int), @@ -3388,6 +3491,11 @@ int __init ip_rt_init(void) devinet_init(); ip_fib_init(); + INIT_DELAYED_WORK_DEFERRABLE(&expires_work, rt_worker_func); + expires_ljiffies = jiffies; + schedule_delayed_work(&expires_work, + net_random() % ip_rt_gc_interval + ip_rt_gc_interval); + if (ip_rt_proc_init()) printk(KERN_ERR "Unable to create route proc files\n"); #ifdef CONFIG_XFRM diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index cf88df82e2c..36806def8cf 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -1805,7 +1805,8 @@ static struct inet6_dev *addrconf_add_dev(struct net_device *dev) return ERR_PTR(-EACCES); /* Add default multicast route */ - addrconf_add_mroute(dev); + if (!(dev->flags & IFF_LOOPBACK)) + addrconf_add_mroute(dev); /* Add link local route */ addrconf_add_lroute(dev); diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c index 84d0bd5cac9..ec562713db9 100644 --- a/net/ipv6/ip6_output.c +++ b/net/ipv6/ip6_output.c @@ -603,7 +603,7 @@ void ipv6_select_ident(struct frag_hdr *fhdr, struct rt6_info *rt) static atomic_t ipv6_fragmentation_id; int old, new; - if (rt) { + if (rt && !(rt->dst.flags & DST_NOPEER)) { struct inet_peer *peer; if (!rt->rt6i_peer) diff --git a/net/ipv6/route.c b/net/ipv6/route.c index 3399dd32628..b582a0a0f1c 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -728,7 +728,7 @@ static struct rt6_info *rt6_alloc_cow(const struct rt6_info *ort, int attempts = !in_softirq(); if (!(rt->rt6i_flags&RTF_GATEWAY)) { - if (rt->rt6i_dst.plen != 128 && + if (ort->rt6i_dst.plen != 128 && ipv6_addr_equal(&ort->rt6i_dst.addr, daddr)) rt->rt6i_flags |= RTF_ANYCAST; ipv6_addr_copy(&rt->rt6i_gateway, daddr); diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c index a7a18602a04..96f3623618e 100644 --- a/net/ipv6/sit.c +++ b/net/ipv6/sit.c @@ -263,6 +263,8 @@ static struct ip_tunnel *ipip6_tunnel_locate(struct net *net, if (register_netdevice(dev) < 0) goto failed_free; + strcpy(nt->parms.name, dev->name); + dev_hold(dev); ipip6_tunnel_link(sitn, nt); @@ -1144,7 +1146,6 @@ static int ipip6_tunnel_init(struct net_device *dev) struct ip_tunnel *tunnel = netdev_priv(dev); tunnel->dev = dev; - strcpy(tunnel->parms.name, dev->name); memcpy(dev->dev_addr, &tunnel->parms.iph.saddr, 4); memcpy(dev->broadcast, &tunnel->parms.iph.daddr, 4); @@ -1207,6 +1208,7 @@ static void __net_exit sit_destroy_tunnels(struct sit_net *sitn, struct list_hea static int __net_init sit_init_net(struct net *net) { struct sit_net *sitn = net_generic(net, sit_net_id); + struct ip_tunnel *t; int err; sitn->tunnels[0] = sitn->tunnels_wc; @@ -1231,6 +1233,9 @@ static int __net_init sit_init_net(struct net *net) if ((err = register_netdev(sitn->fb_tunnel_dev))) goto err_reg_dev; + t = netdev_priv(sitn->fb_tunnel_dev); + + strcpy(t->parms.name, sitn->fb_tunnel_dev->name); return 0; err_reg_dev: diff --git a/net/llc/af_llc.c b/net/llc/af_llc.c index dfd3a648a55..a18e6c3d36e 100644 --- a/net/llc/af_llc.c +++ b/net/llc/af_llc.c @@ -833,15 +833,15 @@ static int llc_ui_recvmsg(struct kiocb *iocb, struct socket *sock, copied += used; len -= used; + /* For non stream protcols we get one packet per recvmsg call */ + if (sk->sk_type != SOCK_STREAM) + goto copy_uaddr; + if (!(flags & MSG_PEEK)) { sk_eat_skb(sk, skb, 0); *seq = 0; } - /* For non stream protcols we get one packet per recvmsg call */ - if (sk->sk_type != SOCK_STREAM) - goto copy_uaddr; - /* Partial read */ if (used + offset < skb->len) continue; @@ -857,6 +857,12 @@ copy_uaddr: } if (llc_sk(sk)->cmsg_flags) llc_cmsg_rcv(msg, skb); + + if (!(flags & MSG_PEEK)) { + sk_eat_skb(sk, skb, 0); + *seq = 0; + } + goto out; } diff --git a/net/mac80211/agg-tx.c b/net/mac80211/agg-tx.c index b064e4df12c..2e4b961648d 100644 --- a/net/mac80211/agg-tx.c +++ b/net/mac80211/agg-tx.c @@ -303,6 +303,38 @@ ieee80211_wake_queue_agg(struct ieee80211_local *local, int tid) __release(agg_queue); } +/* + * splice packets from the STA's pending to the local pending, + * requires a call to ieee80211_agg_splice_finish later + */ +static void __acquires(agg_queue) +ieee80211_agg_splice_packets(struct ieee80211_local *local, + struct tid_ampdu_tx *tid_tx, u16 tid) +{ + int queue = ieee80211_ac_from_tid(tid); + unsigned long flags; + + ieee80211_stop_queue_agg(local, tid); + + if (WARN(!tid_tx, "TID %d gone but expected when splicing aggregates" + " from the pending queue\n", tid)) + return; + + if (!skb_queue_empty(&tid_tx->pending)) { + spin_lock_irqsave(&local->queue_stop_reason_lock, flags); + /* copy over remaining packets */ + skb_queue_splice_tail_init(&tid_tx->pending, + &local->pending[queue]); + spin_unlock_irqrestore(&local->queue_stop_reason_lock, flags); + } +} + +static void __releases(agg_queue) +ieee80211_agg_splice_finish(struct ieee80211_local *local, u16 tid) +{ + ieee80211_wake_queue_agg(local, tid); +} + void ieee80211_tx_ba_session_handle_start(struct sta_info *sta, int tid) { struct tid_ampdu_tx *tid_tx; @@ -314,19 +346,17 @@ void ieee80211_tx_ba_session_handle_start(struct sta_info *sta, int tid) tid_tx = rcu_dereference_protected_tid_tx(sta, tid); /* - * While we're asking the driver about the aggregation, - * stop the AC queue so that we don't have to worry - * about frames that came in while we were doing that, - * which would require us to put them to the AC pending - * afterwards which just makes the code more complex. + * Start queuing up packets for this aggregation session. + * We're going to release them once the driver is OK with + * that. */ - ieee80211_stop_queue_agg(local, tid); - clear_bit(HT_AGG_STATE_WANT_START, &tid_tx->state); /* - * make sure no packets are being processed to get - * valid starting sequence number + * Make sure no packets are being processed. This ensures that + * we have a valid starting sequence number and that in-flight + * packets have been flushed out and no packets for this TID + * will go into the driver during the ampdu_action call. */ synchronize_net(); @@ -340,17 +370,15 @@ void ieee80211_tx_ba_session_handle_start(struct sta_info *sta, int tid) " tid %d\n", tid); #endif spin_lock_bh(&sta->lock); + ieee80211_agg_splice_packets(local, tid_tx, tid); ieee80211_assign_tid_tx(sta, tid, NULL); + ieee80211_agg_splice_finish(local, tid); spin_unlock_bh(&sta->lock); - ieee80211_wake_queue_agg(local, tid); kfree_rcu(tid_tx, rcu_head); return; } - /* we can take packets again now */ - ieee80211_wake_queue_agg(local, tid); - /* activate the timer for the recipient's addBA response */ mod_timer(&tid_tx->addba_resp_timer, jiffies + ADDBA_RESP_INTERVAL); #ifdef CONFIG_MAC80211_HT_DEBUG @@ -466,38 +494,6 @@ int ieee80211_start_tx_ba_session(struct ieee80211_sta *pubsta, u16 tid, } EXPORT_SYMBOL(ieee80211_start_tx_ba_session); -/* - * splice packets from the STA's pending to the local pending, - * requires a call to ieee80211_agg_splice_finish later - */ -static void __acquires(agg_queue) -ieee80211_agg_splice_packets(struct ieee80211_local *local, - struct tid_ampdu_tx *tid_tx, u16 tid) -{ - int queue = ieee80211_ac_from_tid(tid); - unsigned long flags; - - ieee80211_stop_queue_agg(local, tid); - - if (WARN(!tid_tx, "TID %d gone but expected when splicing aggregates" - " from the pending queue\n", tid)) - return; - - if (!skb_queue_empty(&tid_tx->pending)) { - spin_lock_irqsave(&local->queue_stop_reason_lock, flags); - /* copy over remaining packets */ - skb_queue_splice_tail_init(&tid_tx->pending, - &local->pending[queue]); - spin_unlock_irqrestore(&local->queue_stop_reason_lock, flags); - } -} - -static void __releases(agg_queue) -ieee80211_agg_splice_finish(struct ieee80211_local *local, u16 tid) -{ - ieee80211_wake_queue_agg(local, tid); -} - static void ieee80211_agg_tx_operational(struct ieee80211_local *local, struct sta_info *sta, u16 tid) { diff --git a/net/netfilter/ipvs/ip_vs_conn.c b/net/netfilter/ipvs/ip_vs_conn.c index 12571fb2881..29fa5badde7 100644 --- a/net/netfilter/ipvs/ip_vs_conn.c +++ b/net/netfilter/ipvs/ip_vs_conn.c @@ -616,7 +616,7 @@ struct ip_vs_dest *ip_vs_try_bind_dest(struct ip_vs_conn *cp) if ((cp) && (!cp->dest)) { dest = ip_vs_find_dest(ip_vs_conn_net(cp), cp->af, &cp->daddr, cp->dport, &cp->vaddr, cp->vport, - cp->protocol, cp->fwmark); + cp->protocol, cp->fwmark, cp->flags); ip_vs_bind_dest(cp, dest); return dest; } else diff --git a/net/netfilter/ipvs/ip_vs_ctl.c b/net/netfilter/ipvs/ip_vs_ctl.c index 008bf97cc91..e1a66cf37f9 100644 --- a/net/netfilter/ipvs/ip_vs_ctl.c +++ b/net/netfilter/ipvs/ip_vs_ctl.c @@ -619,15 +619,21 @@ struct ip_vs_dest *ip_vs_find_dest(struct net *net, int af, const union nf_inet_addr *daddr, __be16 dport, const union nf_inet_addr *vaddr, - __be16 vport, __u16 protocol, __u32 fwmark) + __be16 vport, __u16 protocol, __u32 fwmark, + __u32 flags) { struct ip_vs_dest *dest; struct ip_vs_service *svc; + __be16 port = dport; svc = ip_vs_service_get(net, af, fwmark, protocol, vaddr, vport); if (!svc) return NULL; - dest = ip_vs_lookup_dest(svc, daddr, dport); + if (fwmark && (flags & IP_VS_CONN_F_FWD_MASK) != IP_VS_CONN_F_MASQ) + port = 0; + dest = ip_vs_lookup_dest(svc, daddr, port); + if (!dest) + dest = ip_vs_lookup_dest(svc, daddr, port ^ dport); if (dest) atomic_inc(&dest->refcnt); ip_vs_service_put(svc); diff --git a/net/netfilter/ipvs/ip_vs_sync.c b/net/netfilter/ipvs/ip_vs_sync.c index 3cdd479f9b5..2b6678c0ce1 100644 --- a/net/netfilter/ipvs/ip_vs_sync.c +++ b/net/netfilter/ipvs/ip_vs_sync.c @@ -740,7 +740,7 @@ static void ip_vs_proc_conn(struct net *net, struct ip_vs_conn_param *param, * but still handled. */ dest = ip_vs_find_dest(net, type, daddr, dport, param->vaddr, - param->vport, protocol, fwmark); + param->vport, protocol, fwmark, flags); /* Set the approprite ativity flag */ if (protocol == IPPROTO_TCP) { diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c index ef21b221f03..257e77256c5 100644 --- a/net/netfilter/nf_conntrack_netlink.c +++ b/net/netfilter/nf_conntrack_netlink.c @@ -135,7 +135,7 @@ nla_put_failure: static inline int ctnetlink_dump_timeout(struct sk_buff *skb, const struct nf_conn *ct) { - long timeout = (ct->timeout.expires - jiffies) / HZ; + long timeout = ((long)ct->timeout.expires - (long)jiffies) / HZ; if (timeout < 0) timeout = 0; @@ -1358,12 +1358,15 @@ ctnetlink_create_conntrack(struct net *net, u16 zone, nf_ct_protonum(ct)); if (helper == NULL) { rcu_read_unlock(); + spin_unlock_bh(&nf_conntrack_lock); #ifdef CONFIG_MODULES if (request_module("nfct-helper-%s", helpname) < 0) { + spin_lock_bh(&nf_conntrack_lock); err = -EOPNOTSUPP; goto err1; } + spin_lock_bh(&nf_conntrack_lock); rcu_read_lock(); helper = __nf_conntrack_helper_find(helpname, nf_ct_l3num(ct), @@ -1638,7 +1641,7 @@ ctnetlink_exp_dump_expect(struct sk_buff *skb, const struct nf_conntrack_expect *exp) { struct nf_conn *master = exp->master; - long timeout = (exp->timeout.expires - jiffies) / HZ; + long timeout = ((long)exp->timeout.expires - (long)jiffies) / HZ; struct nf_conn_help *help; if (timeout < 0) @@ -1869,25 +1872,30 @@ ctnetlink_get_expect(struct sock *ctnl, struct sk_buff *skb, err = -ENOMEM; skb2 = nlmsg_new(NLMSG_DEFAULT_SIZE, GFP_KERNEL); - if (skb2 == NULL) + if (skb2 == NULL) { + nf_ct_expect_put(exp); goto out; + } rcu_read_lock(); err = ctnetlink_exp_fill_info(skb2, NETLINK_CB(skb).pid, nlh->nlmsg_seq, IPCTNL_MSG_EXP_NEW, exp); rcu_read_unlock(); + nf_ct_expect_put(exp); if (err <= 0) goto free; - nf_ct_expect_put(exp); + err = netlink_unicast(ctnl, skb2, NETLINK_CB(skb).pid, MSG_DONTWAIT); + if (err < 0) + goto out; - return netlink_unicast(ctnl, skb2, NETLINK_CB(skb).pid, MSG_DONTWAIT); + return 0; free: kfree_skb(skb2); out: - nf_ct_expect_put(exp); - return err; + /* this avoids a loop in nfnetlink. */ + return err == -EAGAIN ? -ENOBUFS : err; } static int diff --git a/net/netfilter/xt_connbytes.c b/net/netfilter/xt_connbytes.c index 5b138506690..9ddf1c3bfb3 100644 --- a/net/netfilter/xt_connbytes.c +++ b/net/netfilter/xt_connbytes.c @@ -87,10 +87,10 @@ connbytes_mt(const struct sk_buff *skb, struct xt_action_param *par) break; } - if (sinfo->count.to) + if (sinfo->count.to >= sinfo->count.from) return what <= sinfo->count.to && what >= sinfo->count.from; - else - return what >= sinfo->count.from; + else /* inverted */ + return what < sinfo->count.to || what > sinfo->count.from; } static int connbytes_mt_check(const struct xt_mtchk_param *par) diff --git a/net/nfc/nci/core.c b/net/nfc/nci/core.c index 3925c657876..ea66034499c 100644 --- a/net/nfc/nci/core.c +++ b/net/nfc/nci/core.c @@ -69,7 +69,7 @@ static int __nci_request(struct nci_dev *ndev, __u32 timeout) { int rc = 0; - unsigned long completion_rc; + long completion_rc; ndev->req_status = NCI_REQ_PEND; diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index 82a6f34d39d..d9d4970b9b0 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -1630,8 +1630,7 @@ static int packet_rcv(struct sk_buff *skb, struct net_device *dev, if (snaplen > res) snaplen = res; - if (atomic_read(&sk->sk_rmem_alloc) + skb->truesize >= - (unsigned)sk->sk_rcvbuf) + if (atomic_read(&sk->sk_rmem_alloc) >= sk->sk_rcvbuf) goto drop_n_acct; if (skb_shared(skb)) { @@ -1762,8 +1761,7 @@ static int tpacket_rcv(struct sk_buff *skb, struct net_device *dev, if (po->tp_version <= TPACKET_V2) { if (macoff + snaplen > po->rx_ring.frame_size) { if (po->copy_thresh && - atomic_read(&sk->sk_rmem_alloc) + skb->truesize - < (unsigned)sk->sk_rcvbuf) { + atomic_read(&sk->sk_rmem_alloc) < sk->sk_rcvbuf) { if (skb_shared(skb)) { copy_skb = skb_clone(skb, GFP_ATOMIC); } else { @@ -2450,8 +2448,12 @@ static int packet_do_bind(struct sock *sk, struct net_device *dev, __be16 protoc { struct packet_sock *po = pkt_sk(sk); - if (po->fanout) + if (po->fanout) { + if (dev) + dev_put(dev); + return -EINVAL; + } lock_sock(sk); diff --git a/net/sched/sch_gred.c b/net/sched/sch_gred.c index b9493a09a87..6cd8ddfb512 100644 --- a/net/sched/sch_gred.c +++ b/net/sched/sch_gred.c @@ -385,7 +385,7 @@ static inline int gred_change_vq(struct Qdisc *sch, int dp, struct gred_sched_data *q; if (table->tab[dp] == NULL) { - table->tab[dp] = kzalloc(sizeof(*q), GFP_KERNEL); + table->tab[dp] = kzalloc(sizeof(*q), GFP_ATOMIC); if (table->tab[dp] == NULL) return -ENOMEM; } diff --git a/net/sched/sch_mqprio.c b/net/sched/sch_mqprio.c index f88256cbacb..28de4309233 100644 --- a/net/sched/sch_mqprio.c +++ b/net/sched/sch_mqprio.c @@ -107,7 +107,7 @@ static int mqprio_init(struct Qdisc *sch, struct nlattr *opt) if (!netif_is_multiqueue(dev)) return -EOPNOTSUPP; - if (nla_len(opt) < sizeof(*qopt)) + if (!opt || nla_len(opt) < sizeof(*qopt)) return -EINVAL; qopt = nla_data(opt); diff --git a/net/sched/sch_netem.c b/net/sched/sch_netem.c index eb3b9a86c6e..a4ab207cdc5 100644 --- a/net/sched/sch_netem.c +++ b/net/sched/sch_netem.c @@ -488,7 +488,7 @@ static int get_dist_table(struct Qdisc *sch, const struct nlattr *attr) return -EINVAL; s = sizeof(struct disttable) + n * sizeof(s16); - d = kmalloc(s, GFP_KERNEL); + d = kmalloc(s, GFP_KERNEL | __GFP_NOWARN); if (!d) d = vmalloc(s); if (!d) @@ -501,9 +501,10 @@ static int get_dist_table(struct Qdisc *sch, const struct nlattr *attr) root_lock = qdisc_root_sleeping_lock(sch); spin_lock_bh(root_lock); - dist_free(q->delay_dist); - q->delay_dist = d; + swap(q->delay_dist, d); spin_unlock_bh(root_lock); + + dist_free(d); return 0; } diff --git a/net/sctp/associola.c b/net/sctp/associola.c index 152b5b3c3ff..acd2edbc073 100644 --- a/net/sctp/associola.c +++ b/net/sctp/associola.c @@ -173,7 +173,7 @@ static struct sctp_association *sctp_association_init(struct sctp_association *a asoc->timeouts[SCTP_EVENT_TIMEOUT_HEARTBEAT] = 0; asoc->timeouts[SCTP_EVENT_TIMEOUT_SACK] = asoc->sackdelay; asoc->timeouts[SCTP_EVENT_TIMEOUT_AUTOCLOSE] = - (unsigned long)sp->autoclose * HZ; + min_t(unsigned long, sp->autoclose, sctp_max_autoclose) * HZ; /* Initializes the timers */ for (i = SCTP_EVENT_TIMEOUT_NONE; i < SCTP_NUM_TIMEOUT_TYPES; ++i) diff --git a/net/sctp/output.c b/net/sctp/output.c index 08b3cead650..817174eb5f4 100644 --- a/net/sctp/output.c +++ b/net/sctp/output.c @@ -697,13 +697,7 @@ static void sctp_packet_append_data(struct sctp_packet *packet, /* Keep track of how many bytes are in flight to the receiver. */ asoc->outqueue.outstanding_bytes += datasize; - /* Update our view of the receiver's rwnd. Include sk_buff overhead - * while updating peer.rwnd so that it reduces the chances of a - * receiver running out of receive buffer space even when receive - * window is still open. This can happen when a sender is sending - * sending small messages. - */ - datasize += sizeof(struct sk_buff); + /* Update our view of the receiver's rwnd. */ if (datasize < rwnd) rwnd -= datasize; else diff --git a/net/sctp/outqueue.c b/net/sctp/outqueue.c index 14c2b06028f..cfeb1d4a1ee 100644 --- a/net/sctp/outqueue.c +++ b/net/sctp/outqueue.c @@ -411,8 +411,7 @@ void sctp_retransmit_mark(struct sctp_outq *q, chunk->transport->flight_size -= sctp_data_size(chunk); q->outstanding_bytes -= sctp_data_size(chunk); - q->asoc->peer.rwnd += (sctp_data_size(chunk) + - sizeof(struct sk_buff)); + q->asoc->peer.rwnd += sctp_data_size(chunk); } continue; } @@ -432,8 +431,7 @@ void sctp_retransmit_mark(struct sctp_outq *q, * (Section 7.2.4)), add the data size of those * chunks to the rwnd. */ - q->asoc->peer.rwnd += (sctp_data_size(chunk) + - sizeof(struct sk_buff)); + q->asoc->peer.rwnd += sctp_data_size(chunk); q->outstanding_bytes -= sctp_data_size(chunk); if (chunk->transport) transport->flight_size -= sctp_data_size(chunk); diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c index 61b9fca5a17..6f6ad868683 100644 --- a/net/sctp/protocol.c +++ b/net/sctp/protocol.c @@ -1285,6 +1285,9 @@ SCTP_STATIC __init int sctp_init(void) sctp_max_instreams = SCTP_DEFAULT_INSTREAMS; sctp_max_outstreams = SCTP_DEFAULT_OUTSTREAMS; + /* Initialize maximum autoclose timeout. */ + sctp_max_autoclose = INT_MAX / HZ; + /* Initialize handle used for association ids. */ idr_init(&sctp_assocs_id); diff --git a/net/sctp/socket.c b/net/sctp/socket.c index 13bf5fcdbff..54a7cd2fdd7 100644 --- a/net/sctp/socket.c +++ b/net/sctp/socket.c @@ -2200,8 +2200,6 @@ static int sctp_setsockopt_autoclose(struct sock *sk, char __user *optval, return -EINVAL; if (copy_from_user(&sp->autoclose, optval, optlen)) return -EFAULT; - /* make sure it won't exceed MAX_SCHEDULE_TIMEOUT */ - sp->autoclose = min_t(long, sp->autoclose, MAX_SCHEDULE_TIMEOUT / HZ); return 0; } diff --git a/net/sctp/sysctl.c b/net/sctp/sysctl.c index 6b3952961b8..60ffbd067ff 100644 --- a/net/sctp/sysctl.c +++ b/net/sctp/sysctl.c @@ -53,6 +53,10 @@ static int sack_timer_min = 1; static int sack_timer_max = 500; static int addr_scope_max = 3; /* check sctp_scope_policy_t in include/net/sctp/constants.h for max entries */ static int rwnd_scale_max = 16; +static unsigned long max_autoclose_min = 0; +static unsigned long max_autoclose_max = + (MAX_SCHEDULE_TIMEOUT / HZ > UINT_MAX) + ? UINT_MAX : MAX_SCHEDULE_TIMEOUT / HZ; extern long sysctl_sctp_mem[3]; extern int sysctl_sctp_rmem[3]; @@ -258,6 +262,15 @@ static ctl_table sctp_table[] = { .extra1 = &one, .extra2 = &rwnd_scale_max, }, + { + .procname = "max_autoclose", + .data = &sctp_max_autoclose, + .maxlen = sizeof(unsigned long), + .mode = 0644, + .proc_handler = &proc_doulongvec_minmax, + .extra1 = &max_autoclose_min, + .extra2 = &max_autoclose_max, + }, { /* sentinel */ } }; diff --git a/net/sunrpc/sched.c b/net/sunrpc/sched.c index d12ffa54581..00a1a2acd58 100644 --- a/net/sunrpc/sched.c +++ b/net/sunrpc/sched.c @@ -590,6 +590,27 @@ void rpc_prepare_task(struct rpc_task *task) task->tk_ops->rpc_call_prepare(task, task->tk_calldata); } +static void +rpc_init_task_statistics(struct rpc_task *task) +{ + /* Initialize retry counters */ + task->tk_garb_retry = 2; + task->tk_cred_retry = 2; + task->tk_rebind_retry = 2; + + /* starting timestamp */ + task->tk_start = ktime_get(); +} + +static void +rpc_reset_task_statistics(struct rpc_task *task) +{ + task->tk_timeouts = 0; + task->tk_flags &= ~(RPC_CALL_MAJORSEEN|RPC_TASK_KILLED|RPC_TASK_SENT); + + rpc_init_task_statistics(task); +} + /* * Helper that calls task->tk_ops->rpc_call_done if it exists */ @@ -602,6 +623,7 @@ void rpc_exit_task(struct rpc_task *task) WARN_ON(RPC_ASSASSINATED(task)); /* Always release the RPC slot and buffer memory */ xprt_release(task); + rpc_reset_task_statistics(task); } } } @@ -804,11 +826,6 @@ static void rpc_init_task(struct rpc_task *task, const struct rpc_task_setup *ta task->tk_calldata = task_setup_data->callback_data; INIT_LIST_HEAD(&task->tk_task); - /* Initialize retry counters */ - task->tk_garb_retry = 2; - task->tk_cred_retry = 2; - task->tk_rebind_retry = 2; - task->tk_priority = task_setup_data->priority - RPC_PRIORITY_LOW; task->tk_owner = current->tgid; @@ -818,8 +835,7 @@ static void rpc_init_task(struct rpc_task *task, const struct rpc_task_setup *ta if (task->tk_ops->rpc_call_prepare != NULL) task->tk_action = rpc_prepare_task; - /* starting timestamp */ - task->tk_start = ktime_get(); + rpc_init_task_statistics(task); dprintk("RPC: new task initialized, procpid %u\n", task_pid_nr(current)); diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c index f4385e45a5f..c64c0ef519b 100644 --- a/net/sunrpc/xprt.c +++ b/net/sunrpc/xprt.c @@ -995,13 +995,11 @@ out_init_req: static void xprt_free_slot(struct rpc_xprt *xprt, struct rpc_rqst *req) { - if (xprt_dynamic_free_slot(xprt, req)) - return; - - memset(req, 0, sizeof(*req)); /* mark unused */ - spin_lock(&xprt->reserve_lock); - list_add(&req->rq_list, &xprt->free); + if (!xprt_dynamic_free_slot(xprt, req)) { + memset(req, 0, sizeof(*req)); /* mark unused */ + list_add(&req->rq_list, &xprt->free); + } rpc_wake_up_next(&xprt->backlog); spin_unlock(&xprt->reserve_lock); } diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c index 2118d644663..9049a5caeb2 100644 --- a/net/xfrm/xfrm_policy.c +++ b/net/xfrm/xfrm_policy.c @@ -2276,8 +2276,6 @@ static void __xfrm_garbage_collect(struct net *net) { struct dst_entry *head, *next; - flow_cache_flush(); - spin_lock_bh(&xfrm_policy_sk_bundle_lock); head = xfrm_policy_sk_bundles; xfrm_policy_sk_bundles = NULL; @@ -2290,6 +2288,18 @@ static void __xfrm_garbage_collect(struct net *net) } } +static void xfrm_garbage_collect(struct net *net) +{ + flow_cache_flush(); + __xfrm_garbage_collect(net); +} + +static void xfrm_garbage_collect_deferred(struct net *net) +{ + flow_cache_flush_deferred(); + __xfrm_garbage_collect(net); +} + static void xfrm_init_pmtu(struct dst_entry *dst) { do { @@ -2422,7 +2432,7 @@ int xfrm_policy_register_afinfo(struct xfrm_policy_afinfo *afinfo) if (likely(dst_ops->neigh_lookup == NULL)) dst_ops->neigh_lookup = xfrm_neigh_lookup; if (likely(afinfo->garbage_collect == NULL)) - afinfo->garbage_collect = __xfrm_garbage_collect; + afinfo->garbage_collect = xfrm_garbage_collect_deferred; xfrm_policy_afinfo[afinfo->family] = afinfo; } write_unlock_bh(&xfrm_policy_afinfo_lock); @@ -2516,7 +2526,7 @@ static int xfrm_dev_event(struct notifier_block *this, unsigned long event, void switch (event) { case NETDEV_DOWN: - __xfrm_garbage_collect(dev_net(dev)); + xfrm_garbage_collect(dev_net(dev)); } return NOTIFY_DONE; } diff --git a/scripts/kconfig/Makefile b/scripts/kconfig/Makefile index ba573fe7c74..914833d99b0 100644 --- a/scripts/kconfig/Makefile +++ b/scripts/kconfig/Makefile @@ -60,8 +60,8 @@ update-po-config: $(obj)/kxgettext $(obj)/gconf.glade.h --directory=$(srctree) --directory=$(objtree) \ --output $(obj)/config.pot $(Q)sed -i s/CHARSET/UTF-8/ $(obj)/config.pot - $(Q)ln -fs Kconfig.x86 arch/um/Kconfig - $(Q)(for i in `ls $(srctree)/arch/*/Kconfig`; \ + $(Q)(for i in `ls $(srctree)/arch/*/Kconfig \ + $(srctree)/arch/*/um/Kconfig`; \ do \ echo " GEN $$i"; \ $(obj)/kxgettext $$i \ @@ -69,7 +69,6 @@ update-po-config: $(obj)/kxgettext $(obj)/gconf.glade.h done ) $(Q)msguniq --sort-by-file --to-code=UTF-8 $(obj)/config.pot \ --output $(obj)/linux.pot - $(Q)rm -f $(srctree)/arch/um/Kconfig $(Q)rm -f $(obj)/config.pot PHONY += allnoconfig allyesconfig allmodconfig alldefconfig randconfig diff --git a/security/integrity/evm/evm_crypto.c b/security/integrity/evm/evm_crypto.c index 5dd5b140242..8738deff26f 100644 --- a/security/integrity/evm/evm_crypto.c +++ b/security/integrity/evm/evm_crypto.c @@ -27,20 +27,35 @@ static int evmkey_len = MAX_KEY_SIZE; struct crypto_shash *hmac_tfm; +static DEFINE_MUTEX(mutex); + static struct shash_desc *init_desc(void) { int rc; struct shash_desc *desc; if (hmac_tfm == NULL) { + mutex_lock(&mutex); + if (hmac_tfm) + goto out; hmac_tfm = crypto_alloc_shash(evm_hmac, 0, CRYPTO_ALG_ASYNC); if (IS_ERR(hmac_tfm)) { pr_err("Can not allocate %s (reason: %ld)\n", evm_hmac, PTR_ERR(hmac_tfm)); rc = PTR_ERR(hmac_tfm); hmac_tfm = NULL; + mutex_unlock(&mutex); + return ERR_PTR(rc); + } + rc = crypto_shash_setkey(hmac_tfm, evmkey, evmkey_len); + if (rc) { + crypto_free_shash(hmac_tfm); + hmac_tfm = NULL; + mutex_unlock(&mutex); return ERR_PTR(rc); } +out: + mutex_unlock(&mutex); } desc = kmalloc(sizeof(*desc) + crypto_shash_descsize(hmac_tfm), @@ -51,11 +66,7 @@ static struct shash_desc *init_desc(void) desc->tfm = hmac_tfm; desc->flags = CRYPTO_TFM_REQ_MAY_SLEEP; - rc = crypto_shash_setkey(hmac_tfm, evmkey, evmkey_len); - if (rc) - goto out; rc = crypto_shash_init(desc); -out: if (rc) { kfree(desc); return ERR_PTR(rc); diff --git a/security/selinux/netport.c b/security/selinux/netport.c index 0b62bd11246..7b9eb1faf68 100644 --- a/security/selinux/netport.c +++ b/security/selinux/netport.c @@ -123,7 +123,9 @@ static void sel_netport_insert(struct sel_netport *port) if (sel_netport_hash[idx].size == SEL_NETPORT_HASH_BKT_LIMIT) { struct sel_netport *tail; tail = list_entry( - rcu_dereference(sel_netport_hash[idx].list.prev), + rcu_dereference_protected( + sel_netport_hash[idx].list.prev, + lockdep_is_held(&sel_netport_lock)), struct sel_netport, list); list_del_rcu(&tail->list); kfree_rcu(tail, rcu); diff --git a/sound/atmel/ac97c.c b/sound/atmel/ac97c.c index 6e5addeb236..73516f69ac7 100644 --- a/sound/atmel/ac97c.c +++ b/sound/atmel/ac97c.c @@ -899,6 +899,10 @@ static void atmel_ac97c_reset(struct atmel_ac97c *chip) /* AC97 v2.2 specifications says minimum 1 us. */ udelay(2); gpio_set_value(chip->reset_pin, 1); + } else { + ac97c_writel(chip, MR, AC97C_MR_WRST | AC97C_MR_ENA); + udelay(2); + ac97c_writel(chip, MR, AC97C_MR_ENA); } } diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index 7d98240def0..c2f79e63124 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -2507,6 +2507,7 @@ static struct snd_pci_quirk position_fix_list[] __devinitdata = { SND_PCI_QUIRK(0x1043, 0x813d, "ASUS P5AD2", POS_FIX_LPIB), SND_PCI_QUIRK(0x1043, 0x81b3, "ASUS", POS_FIX_LPIB), SND_PCI_QUIRK(0x1043, 0x81e7, "ASUS M2V", POS_FIX_LPIB), + SND_PCI_QUIRK(0x1043, 0x83ce, "ASUS 1101HA", POS_FIX_LPIB), SND_PCI_QUIRK(0x104d, 0x9069, "Sony VPCS11V9E", POS_FIX_LPIB), SND_PCI_QUIRK(0x1297, 0x3166, "Shuttle", POS_FIX_LPIB), SND_PCI_QUIRK(0x1458, 0xa022, "ga-ma770-ud3", POS_FIX_LPIB), @@ -2970,7 +2971,8 @@ static DEFINE_PCI_DEVICE_TABLE(azx_ids) = { /* SCH */ { PCI_DEVICE(0x8086, 0x811b), .driver_data = AZX_DRIVER_SCH | AZX_DCAPS_SCH_SNOOP | - AZX_DCAPS_BUFSIZE}, + AZX_DCAPS_BUFSIZE | AZX_DCAPS_POSFIX_LPIB }, /* Poulsbo */ + /* ICH */ { PCI_DEVICE(0x8086, 0x2668), .driver_data = AZX_DRIVER_ICH | AZX_DCAPS_OLD_SSYNC | AZX_DCAPS_BUFSIZE }, /* ICH6 */ diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c index eeb25d529e3..616678fde48 100644 --- a/sound/pci/hda/patch_sigmatel.c +++ b/sound/pci/hda/patch_sigmatel.c @@ -4929,6 +4929,12 @@ static int find_mute_led_gpio(struct hda_codec *codec, int default_polarity) set_hp_led_gpio(codec); return 1; } + /* BIOS bug: unfilled OEM string */ + if (strstr(dev->name, "HP_Mute_LED_P_G")) { + set_hp_led_gpio(codec); + spec->gpio_led_polarity = 1; + return 1; + } } /* diff --git a/sound/soc/codecs/Kconfig b/sound/soc/codecs/Kconfig index 4584514d93d..fa787d45d74 100644 --- a/sound/soc/codecs/Kconfig +++ b/sound/soc/codecs/Kconfig @@ -33,7 +33,7 @@ config SND_SOC_ALL_CODECS select SND_SOC_CX20442 select SND_SOC_DA7210 if I2C select SND_SOC_DFBMCS320 - select SND_SOC_JZ4740_CODEC if SOC_JZ4740 + select SND_SOC_JZ4740_CODEC select SND_SOC_LM4857 if I2C select SND_SOC_MAX98088 if I2C select SND_SOC_MAX98095 if I2C diff --git a/sound/soc/codecs/jz4740.c b/sound/soc/codecs/jz4740.c index e373f8f0690..3e1f4e172bf 100644 --- a/sound/soc/codecs/jz4740.c +++ b/sound/soc/codecs/jz4740.c @@ -15,6 +15,7 @@ #include <linux/module.h> #include <linux/platform_device.h> #include <linux/slab.h> +#include <linux/io.h> #include <linux/delay.h> diff --git a/sound/soc/codecs/wm8776.c b/sound/soc/codecs/wm8776.c index bfdc52370ad..d3b0a20744f 100644 --- a/sound/soc/codecs/wm8776.c +++ b/sound/soc/codecs/wm8776.c @@ -235,6 +235,7 @@ static int wm8776_hw_params(struct snd_pcm_substream *substream, switch (snd_pcm_format_width(params_format(params))) { case 16: iface = 0; + break; case 20: iface = 0x10; break; diff --git a/sound/soc/codecs/wm8958-dsp2.c b/sound/soc/codecs/wm8958-dsp2.c index 0293763debe..5a14d5c0e0e 100644 --- a/sound/soc/codecs/wm8958-dsp2.c +++ b/sound/soc/codecs/wm8958-dsp2.c @@ -60,6 +60,8 @@ static int wm8958_dsp2_fw(struct snd_soc_codec *codec, const char *name, } if (memcmp(fw->data, "WMFW", 4) != 0) { + memcpy(&data32, fw->data, sizeof(data32)); + data32 = be32_to_cpu(data32); dev_err(codec->dev, "%s: firmware has bad file magic %08x\n", name, data32); goto err; diff --git a/sound/soc/codecs/wm8996.c b/sound/soc/codecs/wm8996.c index 645c980d6b8..a33b04d1719 100644 --- a/sound/soc/codecs/wm8996.c +++ b/sound/soc/codecs/wm8996.c @@ -1968,6 +1968,7 @@ static int wm8996_set_sysclk(struct snd_soc_dai *dai, break; case 24576000: ratediv = WM8996_SYSCLK_DIV; + wm8996->sysclk /= 2; case 12288000: snd_soc_update_bits(codec, WM8996_AIF_RATE, WM8996_SYSCLK_RATE, WM8996_SYSCLK_RATE); diff --git a/sound/soc/mxs/mxs-pcm.c b/sound/soc/mxs/mxs-pcm.c index dea5aa4aa64..f39d7dd9fbc 100644 --- a/sound/soc/mxs/mxs-pcm.c +++ b/sound/soc/mxs/mxs-pcm.c @@ -357,3 +357,6 @@ static void __exit snd_mxs_pcm_exit(void) platform_driver_unregister(&mxs_pcm_driver); } module_exit(snd_mxs_pcm_exit); + +MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:mxs-pcm-audio"); diff --git a/sound/soc/mxs/mxs-sgtl5000.c b/sound/soc/mxs/mxs-sgtl5000.c index 7fbeaec06eb..1c57f6630a4 100644 --- a/sound/soc/mxs/mxs-sgtl5000.c +++ b/sound/soc/mxs/mxs-sgtl5000.c @@ -171,3 +171,4 @@ module_exit(mxs_sgtl5000_exit); MODULE_AUTHOR("Freescale Semiconductor, Inc."); MODULE_DESCRIPTION("MXS ALSA SoC Machine driver"); MODULE_LICENSE("GPL"); +MODULE_ALIAS("platform:mxs-sgtl5000"); diff --git a/sound/soc/pxa/hx4700.c b/sound/soc/pxa/hx4700.c index 65c124831a0..c664e33fb6d 100644 --- a/sound/soc/pxa/hx4700.c +++ b/sound/soc/pxa/hx4700.c @@ -209,9 +209,10 @@ static int __devinit hx4700_audio_probe(struct platform_device *pdev) snd_soc_card_hx4700.dev = &pdev->dev; ret = snd_soc_register_card(&snd_soc_card_hx4700); if (ret) - return ret; + gpio_free_array(hx4700_audio_gpios, + ARRAY_SIZE(hx4700_audio_gpios)); - return 0; + return ret; } static int __devexit hx4700_audio_remove(struct platform_device *pdev) diff --git a/sound/soc/samsung/jive_wm8750.c b/sound/soc/samsung/jive_wm8750.c index 1826acf20f7..8e523fd9189 100644 --- a/sound/soc/samsung/jive_wm8750.c +++ b/sound/soc/samsung/jive_wm8750.c @@ -101,7 +101,6 @@ static int jive_wm8750_init(struct snd_soc_pcm_runtime *rtd) { struct snd_soc_codec *codec = rtd->codec; struct snd_soc_dapm_context *dapm = &codec->dapm; - int err; /* These endpoints are not being used. */ snd_soc_dapm_nc_pin(dapm, "LINPUT2"); @@ -131,7 +130,7 @@ static struct snd_soc_card snd_soc_machine_jive = { .dai_link = &jive_dai, .num_links = 1, - .dapm_widgtets = wm8750_dapm_widgets, + .dapm_widgets = wm8750_dapm_widgets, .num_dapm_widgets = ARRAY_SIZE(wm8750_dapm_widgets), .dapm_routes = audio_map, .num_dapm_routes = ARRAY_SIZE(audio_map), diff --git a/sound/soc/samsung/smdk2443_wm9710.c b/sound/soc/samsung/smdk2443_wm9710.c index 3a0dbfc793f..8bd1dc5706b 100644 --- a/sound/soc/samsung/smdk2443_wm9710.c +++ b/sound/soc/samsung/smdk2443_wm9710.c @@ -12,6 +12,7 @@ * */ +#include <linux/module.h> #include <sound/soc.h> static struct snd_soc_card smdk2443; diff --git a/virt/kvm/assigned-dev.c b/virt/kvm/assigned-dev.c index 3ad0925d23a..758e3b36d4c 100644 --- a/virt/kvm/assigned-dev.c +++ b/virt/kvm/assigned-dev.c @@ -17,6 +17,8 @@ #include <linux/pci.h> #include <linux/interrupt.h> #include <linux/slab.h> +#include <linux/namei.h> +#include <linux/fs.h> #include "irq.h" static struct kvm_assigned_dev_kernel *kvm_find_assigned_dev(struct list_head *head, @@ -480,12 +482,76 @@ out: return r; } +/* + * We want to test whether the caller has been granted permissions to + * use this device. To be able to configure and control the device, + * the user needs access to PCI configuration space and BAR resources. + * These are accessed through PCI sysfs. PCI config space is often + * passed to the process calling this ioctl via file descriptor, so we + * can't rely on access to that file. We can check for permissions + * on each of the BAR resource files, which is a pretty clear + * indicator that the user has been granted access to the device. + */ +static int probe_sysfs_permissions(struct pci_dev *dev) +{ +#ifdef CONFIG_SYSFS + int i; + bool bar_found = false; + + for (i = PCI_STD_RESOURCES; i <= PCI_STD_RESOURCE_END; i++) { + char *kpath, *syspath; + struct path path; + struct inode *inode; + int r; + + if (!pci_resource_len(dev, i)) + continue; + + kpath = kobject_get_path(&dev->dev.kobj, GFP_KERNEL); + if (!kpath) + return -ENOMEM; + + /* Per sysfs-rules, sysfs is always at /sys */ + syspath = kasprintf(GFP_KERNEL, "/sys%s/resource%d", kpath, i); + kfree(kpath); + if (!syspath) + return -ENOMEM; + + r = kern_path(syspath, LOOKUP_FOLLOW, &path); + kfree(syspath); + if (r) + return r; + + inode = path.dentry->d_inode; + + r = inode_permission(inode, MAY_READ | MAY_WRITE | MAY_ACCESS); + path_put(&path); + if (r) + return r; + + bar_found = true; + } + + /* If no resources, probably something special */ + if (!bar_found) + return -EPERM; + + return 0; +#else + return -EINVAL; /* No way to control the device without sysfs */ +#endif +} + static int kvm_vm_ioctl_assign_device(struct kvm *kvm, struct kvm_assigned_pci_dev *assigned_dev) { int r = 0, idx; struct kvm_assigned_dev_kernel *match; struct pci_dev *dev; + u8 header_type; + + if (!(assigned_dev->flags & KVM_DEV_ASSIGN_ENABLE_IOMMU)) + return -EINVAL; mutex_lock(&kvm->lock); idx = srcu_read_lock(&kvm->srcu); @@ -513,6 +579,18 @@ static int kvm_vm_ioctl_assign_device(struct kvm *kvm, r = -EINVAL; goto out_free; } + + /* Don't allow bridges to be assigned */ + pci_read_config_byte(dev, PCI_HEADER_TYPE, &header_type); + if ((header_type & PCI_HEADER_TYPE) != PCI_HEADER_TYPE_NORMAL) { + r = -EPERM; + goto out_put; + } + + r = probe_sysfs_permissions(dev); + if (r) + goto out_put; + if (pci_enable_device(dev)) { printk(KERN_INFO "%s: Could not enable PCI device\n", __func__); r = -EBUSY; @@ -544,16 +622,14 @@ static int kvm_vm_ioctl_assign_device(struct kvm *kvm, list_add(&match->list, &kvm->arch.assigned_dev_head); - if (assigned_dev->flags & KVM_DEV_ASSIGN_ENABLE_IOMMU) { - if (!kvm->arch.iommu_domain) { - r = kvm_iommu_map_guest(kvm); - if (r) - goto out_list_del; - } - r = kvm_assign_device(kvm, match); + if (!kvm->arch.iommu_domain) { + r = kvm_iommu_map_guest(kvm); if (r) goto out_list_del; } + r = kvm_assign_device(kvm, match); + if (r) + goto out_list_del; out: srcu_read_unlock(&kvm->srcu, idx); @@ -593,8 +669,7 @@ static int kvm_vm_ioctl_deassign_device(struct kvm *kvm, goto out; } - if (match->flags & KVM_DEV_ASSIGN_ENABLE_IOMMU) - kvm_deassign_device(kvm, match); + kvm_deassign_device(kvm, match); kvm_free_assigned_device(kvm, match); |