diff options
Diffstat (limited to 'drivers/scsi/arm')
| -rw-r--r-- | drivers/scsi/arm/Kconfig | 21 | ||||
| -rw-r--r-- | drivers/scsi/arm/Makefile | 1 | ||||
| -rw-r--r-- | drivers/scsi/arm/acornscsi-io.S | 17 | ||||
| -rw-r--r-- | drivers/scsi/arm/acornscsi.c | 612 | ||||
| -rw-r--r-- | drivers/scsi/arm/acornscsi.h | 19 | ||||
| -rw-r--r-- | drivers/scsi/arm/arxescsi.c | 64 | ||||
| -rw-r--r-- | drivers/scsi/arm/cumana_1.c | 222 | ||||
| -rw-r--r-- | drivers/scsi/arm/cumana_2.c | 82 | ||||
| -rw-r--r-- | drivers/scsi/arm/ecoscsi.c | 237 | ||||
| -rw-r--r-- | drivers/scsi/arm/eesox.c | 80 | ||||
| -rw-r--r-- | drivers/scsi/arm/fas216.c | 127 | ||||
| -rw-r--r-- | drivers/scsi/arm/fas216.h | 63 | ||||
| -rw-r--r-- | drivers/scsi/arm/oak.c | 93 | ||||
| -rw-r--r-- | drivers/scsi/arm/powertec.c | 70 | ||||
| -rw-r--r-- | drivers/scsi/arm/queue.c | 37 | ||||
| -rw-r--r-- | drivers/scsi/arm/queue.h | 28 | ||||
| -rw-r--r-- | drivers/scsi/arm/scsi.h | 95 |
17 files changed, 684 insertions, 1184 deletions
diff --git a/drivers/scsi/arm/Kconfig b/drivers/scsi/arm/Kconfig index d006a8cb4a7..cfd172a439c 100644 --- a/drivers/scsi/arm/Kconfig +++ b/drivers/scsi/arm/Kconfig @@ -3,7 +3,7 @@ # config SCSI_ACORNSCSI_3 tristate "Acorn SCSI card (aka30) support" - depends on ARCH_ACORN && SCSI && BROKEN + depends on ARCH_ACORN && SCSI select SCSI_SPI_ATTRS help This enables support for the Acorn SCSI card (aka30). If you have an @@ -64,28 +64,19 @@ config SCSI_POWERTECSCSI you have one of these, say Y. If unsure, say N. comment "The following drivers are not fully supported" - depends on ARCH_ACORN && EXPERIMENTAL + depends on ARCH_ACORN config SCSI_CUMANA_1 - tristate "CumanaSCSI I support (EXPERIMENTAL)" - depends on ARCH_ACORN && EXPERIMENTAL && SCSI + tristate "CumanaSCSI I support" + depends on ARCH_ACORN && SCSI select SCSI_SPI_ATTRS help This enables support for the Cumana SCSI I card. If you have an Acorn system with one of these, say Y. If unsure, say N. -config SCSI_ECOSCSI - tristate "EcoScsi support (EXPERIMENTAL)" - depends on ARCH_ACORN && EXPERIMENTAL && (ARCH_ARC || ARCH_A5K) && SCSI - select SCSI_SPI_ATTRS - help - This enables support for the EcoSCSI card -- a small card that sits - in the Econet socket. If you have an Acorn system with one of these, - say Y. If unsure, say N. - config SCSI_OAK1 - tristate "Oak SCSI support (EXPERIMENTAL)" - depends on ARCH_ACORN && EXPERIMENTAL && SCSI + tristate "Oak SCSI support" + depends on ARCH_ACORN && SCSI select SCSI_SPI_ATTRS help This enables support for the Oak SCSI card. If you have an Acorn diff --git a/drivers/scsi/arm/Makefile b/drivers/scsi/arm/Makefile index e8db17924c1..16c3e86a6b1 100644 --- a/drivers/scsi/arm/Makefile +++ b/drivers/scsi/arm/Makefile @@ -8,7 +8,6 @@ obj-$(CONFIG_SCSI_ACORNSCSI_3) += acornscsi_mod.o queue.o msgqueue.o obj-$(CONFIG_SCSI_ARXESCSI) += arxescsi.o fas216.o queue.o msgqueue.o obj-$(CONFIG_SCSI_CUMANA_1) += cumana_1.o obj-$(CONFIG_SCSI_CUMANA_2) += cumana_2.o fas216.o queue.o msgqueue.o -obj-$(CONFIG_SCSI_ECOSCSI) += ecoscsi.o obj-$(CONFIG_SCSI_OAK1) += oak.o obj-$(CONFIG_SCSI_POWERTECSCSI) += powertec.o fas216.o queue.o msgqueue.o obj-$(CONFIG_SCSI_EESOXSCSI) += eesox.o fas216.o queue.o msgqueue.o diff --git a/drivers/scsi/arm/acornscsi-io.S b/drivers/scsi/arm/acornscsi-io.S index 93467e6ac92..22171b2110a 100644 --- a/drivers/scsi/arm/acornscsi-io.S +++ b/drivers/scsi/arm/acornscsi-io.S @@ -8,19 +8,12 @@ #include <linux/linkage.h> #include <asm/assembler.h> -#include <asm/hardware.h> +#include <mach/hardware.h> -#if (IO_BASE == (PCIO_BASE & 0xff000000)) -#define ADDR(off,reg) \ - tst off, $0x80000000 ;\ - mov reg, $IO_BASE ;\ - orreq reg, reg, $(PCIO_BASE & 0x00ff0000) -#else -#define ADDR(off,reg) \ - tst off, $0x80000000 ;\ - movne reg, $IO_BASE ;\ - moveq reg, $(PCIO_BASE & 0xff000000) ;\ - orreq reg, reg, $(PCIO_BASE & 0x00ff0000) +#if defined(__APCS_32__) +#define LOADREGS(t,r,l...) ldm##t r, l +#elif defined(__APCS_26__) +#define LOADREGS(t,r,l...) ldm##t r, l##^ #endif @ Purpose: transfer a block of data from the acorn scsi card to memory diff --git a/drivers/scsi/arm/acornscsi.c b/drivers/scsi/arm/acornscsi.c index 7621e3fa37b..2e797a36760 100644 --- a/drivers/scsi/arm/acornscsi.c +++ b/drivers/scsi/arm/acornscsi.c @@ -62,13 +62,6 @@ */ #undef CONFIG_SCSI_ACORNSCSI_TAGGED_QUEUE /* - * SCSI-II Linked command support. - * - * The higher level code doesn't support linked commands yet, and so the option - * is undef'd here. - */ -#undef CONFIG_SCSI_ACORNSCSI_LINK -/* * SCSI-II Synchronous transfer support. * * Tried and tested... @@ -100,7 +93,7 @@ */ #define TIMEOUT_TIME 10 /* - * Define this if you want to have verbose explaination of SCSI + * Define this if you want to have verbose explanation of SCSI * status/messages. */ #undef CONFIG_ACORNSCSI_CONSTANTS @@ -123,15 +116,8 @@ #define DBG(cmd,xxx...) xxx #endif -#ifndef STRINGIFY -#define STRINGIFY(x) #x -#endif -#define STRx(x) STRINGIFY(x) -#define NO_WRITE_STR STRx(NO_WRITE) - #include <linux/module.h> #include <linux/kernel.h> -#include <linux/sched.h> #include <linux/string.h> #include <linux/signal.h> #include <linux/errno.h> @@ -142,9 +128,9 @@ #include <linux/interrupt.h> #include <linux/init.h> #include <linux/bitops.h> +#include <linux/stringify.h> +#include <linux/io.h> -#include <asm/system.h> -#include <asm/io.h> #include <asm/ecard.h> #include "../scsi.h" @@ -167,10 +153,6 @@ #error "Yippee! ABORT TAG is now defined! Remove this error!" #endif -#ifdef CONFIG_SCSI_ACORNSCSI_LINK -#error SCSI2 LINKed commands not supported (yet)! -#endif - #ifdef USE_DMAC /* * DMAC setup parameters @@ -194,7 +176,8 @@ unsigned int sdtr_period = SDTR_PERIOD; unsigned int sdtr_size = SDTR_SIZE; -static void acornscsi_done(AS_Host *host, Scsi_Cmnd **SCpntp, unsigned int result); +static void acornscsi_done(AS_Host *host, struct scsi_cmnd **SCpntp, + unsigned int result); static int acornscsi_reconnect_finish(AS_Host *host); static void acornscsi_dma_cleanup(AS_Host *host); static void acornscsi_abortcmd(AS_Host *host, unsigned char tag); @@ -203,44 +186,46 @@ static void acornscsi_abortcmd(AS_Host *host, unsigned char tag); * Miscellaneous */ -static inline void -sbic_arm_write(unsigned int io_port, int reg, int value) +/* Offsets from MEMC base */ +#define SBIC_REGIDX 0x2000 +#define SBIC_REGVAL 0x2004 +#define DMAC_OFFSET 0x3000 + +/* Offsets from FAST IOC base */ +#define INT_REG 0x2000 +#define PAGE_REG 0x3000 + +static inline void sbic_arm_write(AS_Host *host, unsigned int reg, unsigned int value) { - __raw_writeb(reg, io_port); - __raw_writeb(value, io_port + 4); + writeb(reg, host->base + SBIC_REGIDX); + writeb(value, host->base + SBIC_REGVAL); } -#define sbic_arm_writenext(io,val) \ - __raw_writeb((val), (io) + 4) - -static inline -int sbic_arm_read(unsigned int io_port, int reg) +static inline int sbic_arm_read(AS_Host *host, unsigned int reg) { if(reg == SBIC_ASR) - return __raw_readl(io_port) & 255; - __raw_writeb(reg, io_port); - return __raw_readl(io_port + 4) & 255; + return readl(host->base + SBIC_REGIDX) & 255; + writeb(reg, host->base + SBIC_REGIDX); + return readl(host->base + SBIC_REGVAL) & 255; } -#define sbic_arm_readnext(io) \ - __raw_readb((io) + 4) +#define sbic_arm_writenext(host, val) writeb((val), (host)->base + SBIC_REGVAL) +#define sbic_arm_readnext(host) readb((host)->base + SBIC_REGVAL) #ifdef USE_DMAC -#define dmac_read(io_port,reg) \ - inb((io_port) + (reg)) +#define dmac_read(host,reg) \ + readb((host)->base + DMAC_OFFSET + ((reg) << 2)) -#define dmac_write(io_port,reg,value) \ - ({ outb((value), (io_port) + (reg)); }) +#define dmac_write(host,reg,value) \ + ({ writeb((value), (host)->base + DMAC_OFFSET + ((reg) << 2)); }) -#define dmac_clearintr(io_port) \ - ({ outb(0, (io_port)); }) +#define dmac_clearintr(host) writeb(0, (host)->fast + INT_REG) -static inline -unsigned int dmac_address(unsigned int io_port) +static inline unsigned int dmac_address(AS_Host *host) { - return dmac_read(io_port, DMAC_TXADRHI) << 16 | - dmac_read(io_port, DMAC_TXADRMD) << 8 | - dmac_read(io_port, DMAC_TXADRLO); + return dmac_read(host, DMAC_TXADRHI) << 16 | + dmac_read(host, DMAC_TXADRMD) << 8 | + dmac_read(host, DMAC_TXADRLO); } static @@ -248,15 +233,15 @@ void acornscsi_dumpdma(AS_Host *host, char *where) { unsigned int mode, addr, len; - mode = dmac_read(host->dma.io_port, DMAC_MODECON); - addr = dmac_address(host->dma.io_port); - len = dmac_read(host->dma.io_port, DMAC_TXCNTHI) << 8 | - dmac_read(host->dma.io_port, DMAC_TXCNTLO); + mode = dmac_read(host, DMAC_MODECON); + addr = dmac_address(host); + len = dmac_read(host, DMAC_TXCNTHI) << 8 | + dmac_read(host, DMAC_TXCNTLO); printk("scsi%d: %s: DMAC %02x @%06x+%04x msk %02x, ", host->host->host_no, where, mode, addr, (len + 1) & 0xffff, - dmac_read(host->dma.io_port, DMAC_MASKREG)); + dmac_read(host, DMAC_MASKREG)); printk("DMA @%06x, ", host->dma.start_addr); printk("BH @%p +%04x, ", host->scsi.SCp.ptr, @@ -272,9 +257,9 @@ unsigned long acornscsi_sbic_xfcount(AS_Host *host) { unsigned long length; - length = sbic_arm_read(host->scsi.io_port, SBIC_TRANSCNTH) << 16; - length |= sbic_arm_readnext(host->scsi.io_port) << 8; - length |= sbic_arm_readnext(host->scsi.io_port); + length = sbic_arm_read(host, SBIC_TRANSCNTH) << 16; + length |= sbic_arm_readnext(host) << 8; + length |= sbic_arm_readnext(host); return length; } @@ -285,7 +270,7 @@ acornscsi_sbic_wait(AS_Host *host, int stat_mask, int stat, int timeout, char *m int asr; do { - asr = sbic_arm_read(host->scsi.io_port, SBIC_ASR); + asr = sbic_arm_read(host, SBIC_ASR); if ((asr & stat_mask) == stat) return 0; @@ -304,7 +289,7 @@ int acornscsi_sbic_issuecmd(AS_Host *host, int command) if (acornscsi_sbic_wait(host, ASR_CIP, 0, 1000, "issuing command")) return -1; - sbic_arm_write(host->scsi.io_port, SBIC_CMND, command); + sbic_arm_write(host, SBIC_CMND, command); return 0; } @@ -331,20 +316,20 @@ void acornscsi_resetcard(AS_Host *host) /* assert reset line */ host->card.page_reg = 0x80; - outb(host->card.page_reg, host->card.io_page); + writeb(host->card.page_reg, host->fast + PAGE_REG); /* wait 3 cs. SCSI standard says 25ms. */ acornscsi_csdelay(3); host->card.page_reg = 0; - outb(host->card.page_reg, host->card.io_page); + writeb(host->card.page_reg, host->fast + PAGE_REG); /* * Should get a reset from the card */ timeout = 1000; do { - if (inb(host->card.io_intr) & 8) + if (readb(host->fast + INT_REG) & 8) break; udelay(1); } while (--timeout); @@ -353,19 +338,19 @@ void acornscsi_resetcard(AS_Host *host) printk("scsi%d: timeout while resetting card\n", host->host->host_no); - sbic_arm_read(host->scsi.io_port, SBIC_ASR); - sbic_arm_read(host->scsi.io_port, SBIC_SSR); + sbic_arm_read(host, SBIC_ASR); + sbic_arm_read(host, SBIC_SSR); /* setup sbic - WD33C93A */ - sbic_arm_write(host->scsi.io_port, SBIC_OWNID, OWNID_EAF | host->host->this_id); - sbic_arm_write(host->scsi.io_port, SBIC_CMND, CMND_RESET); + sbic_arm_write(host, SBIC_OWNID, OWNID_EAF | host->host->this_id); + sbic_arm_write(host, SBIC_CMND, CMND_RESET); /* * Command should cause a reset interrupt */ timeout = 1000; do { - if (inb(host->card.io_intr) & 8) + if (readb(host->fast + INT_REG) & 8) break; udelay(1); } while (--timeout); @@ -374,26 +359,26 @@ void acornscsi_resetcard(AS_Host *host) printk("scsi%d: timeout while resetting card\n", host->host->host_no); - sbic_arm_read(host->scsi.io_port, SBIC_ASR); - if (sbic_arm_read(host->scsi.io_port, SBIC_SSR) != 0x01) + sbic_arm_read(host, SBIC_ASR); + if (sbic_arm_read(host, SBIC_SSR) != 0x01) printk(KERN_CRIT "scsi%d: WD33C93A didn't give enhanced reset interrupt\n", host->host->host_no); - sbic_arm_write(host->scsi.io_port, SBIC_CTRL, INIT_SBICDMA | CTRL_IDI); - sbic_arm_write(host->scsi.io_port, SBIC_TIMEOUT, TIMEOUT_TIME); - sbic_arm_write(host->scsi.io_port, SBIC_SYNCHTRANSFER, SYNCHTRANSFER_2DBA); - sbic_arm_write(host->scsi.io_port, SBIC_SOURCEID, SOURCEID_ER | SOURCEID_DSP); + sbic_arm_write(host, SBIC_CTRL, INIT_SBICDMA | CTRL_IDI); + sbic_arm_write(host, SBIC_TIMEOUT, TIMEOUT_TIME); + sbic_arm_write(host, SBIC_SYNCHTRANSFER, SYNCHTRANSFER_2DBA); + sbic_arm_write(host, SBIC_SOURCEID, SOURCEID_ER | SOURCEID_DSP); host->card.page_reg = 0x40; - outb(host->card.page_reg, host->card.io_page); + writeb(host->card.page_reg, host->fast + PAGE_REG); /* setup dmac - uPC71071 */ - dmac_write(host->dma.io_port, DMAC_INIT, 0); + dmac_write(host, DMAC_INIT, 0); #ifdef USE_DMAC - dmac_write(host->dma.io_port, DMAC_INIT, INIT_8BIT); - dmac_write(host->dma.io_port, DMAC_CHANNEL, CHANNEL_0); - dmac_write(host->dma.io_port, DMAC_DEVCON0, INIT_DEVCON0); - dmac_write(host->dma.io_port, DMAC_DEVCON1, INIT_DEVCON1); + dmac_write(host, DMAC_INIT, INIT_8BIT); + dmac_write(host, DMAC_CHANNEL, CHANNEL_0); + dmac_write(host, DMAC_DEVCON0, INIT_DEVCON0); + dmac_write(host, DMAC_DEVCON1, INIT_DEVCON1); #endif host->SCpnt = NULL; @@ -712,7 +697,7 @@ static intr_ret_t acornscsi_kick(AS_Host *host) { int from_queue = 0; - Scsi_Cmnd *SCpnt; + struct scsi_cmnd *SCpnt; /* first check to see if a command is waiting to be executed */ SCpnt = host->origSCpnt; @@ -741,9 +726,9 @@ intr_ret_t acornscsi_kick(AS_Host *host) * If we have an interrupt pending, then we may have been reselected. * In this case, we don't want to write to the registers */ - if (!(sbic_arm_read(host->scsi.io_port, SBIC_ASR) & (ASR_INT|ASR_BSY|ASR_CIP))) { - sbic_arm_write(host->scsi.io_port, SBIC_DESTID, SCpnt->device->id); - sbic_arm_write(host->scsi.io_port, SBIC_CMND, CMND_SELWITHATN); + if (!(sbic_arm_read(host, SBIC_ASR) & (ASR_INT|ASR_BSY|ASR_CIP))) { + sbic_arm_write(host, SBIC_DESTID, SCpnt->device->id); + sbic_arm_write(host, SBIC_CMND, CMND_SELWITHATN); } /* @@ -796,18 +781,18 @@ intr_ret_t acornscsi_kick(AS_Host *host) } /* - * Function: void acornscsi_done(AS_Host *host, Scsi_Cmnd **SCpntp, unsigned int result) + * Function: void acornscsi_done(AS_Host *host, struct scsi_cmnd **SCpntp, unsigned int result) * Purpose : complete processing for command * Params : host - interface that completed * result - driver byte of result */ -static -void acornscsi_done(AS_Host *host, Scsi_Cmnd **SCpntp, unsigned int result) +static void acornscsi_done(AS_Host *host, struct scsi_cmnd **SCpntp, + unsigned int result) { - Scsi_Cmnd *SCpnt = *SCpntp; + struct scsi_cmnd *SCpnt = *SCpntp; /* clean up */ - sbic_arm_write(host->scsi.io_port, SBIC_SOURCEID, SOURCEID_ER | SOURCEID_DSP); + sbic_arm_write(host, SBIC_SOURCEID, SOURCEID_ER | SOURCEID_DSP); host->stats.fins += 1; @@ -918,13 +903,13 @@ static void acornscsi_data_read(AS_Host *host, char *ptr, unsigned int start_addr, unsigned int length) { - extern void __acornscsi_in(int port, char *buf, int len); + extern void __acornscsi_in(void __iomem *, char *buf, int len); unsigned int page, offset, len = length; page = (start_addr >> 12); offset = start_addr & ((1 << 12) - 1); - outb((page & 0x3f) | host->card.page_reg, host->card.io_page); + writeb((page & 0x3f) | host->card.page_reg, host->fast + PAGE_REG); while (len > 0) { unsigned int this_len; @@ -934,7 +919,7 @@ void acornscsi_data_read(AS_Host *host, char *ptr, else this_len = len; - __acornscsi_in(host->card.io_ram + (offset << 1), ptr, this_len); + __acornscsi_in(host->base + (offset << 1), ptr, this_len); offset += this_len; ptr += this_len; @@ -943,10 +928,10 @@ void acornscsi_data_read(AS_Host *host, char *ptr, if (offset == (1 << 12)) { offset = 0; page ++; - outb((page & 0x3f) | host->card.page_reg, host->card.io_page); + writeb((page & 0x3f) | host->card.page_reg, host->fast + PAGE_REG); } } - outb(host->card.page_reg, host->card.io_page); + writeb(host->card.page_reg, host->fast + PAGE_REG); } /* @@ -963,13 +948,13 @@ static void acornscsi_data_write(AS_Host *host, char *ptr, unsigned int start_addr, unsigned int length) { - extern void __acornscsi_out(int port, char *buf, int len); + extern void __acornscsi_out(void __iomem *, char *buf, int len); unsigned int page, offset, len = length; page = (start_addr >> 12); offset = start_addr & ((1 << 12) - 1); - outb((page & 0x3f) | host->card.page_reg, host->card.io_page); + writeb((page & 0x3f) | host->card.page_reg, host->fast + PAGE_REG); while (len > 0) { unsigned int this_len; @@ -979,7 +964,7 @@ void acornscsi_data_write(AS_Host *host, char *ptr, else this_len = len; - __acornscsi_out(host->card.io_ram + (offset << 1), ptr, this_len); + __acornscsi_out(host->base + (offset << 1), ptr, this_len); offset += this_len; ptr += this_len; @@ -988,10 +973,10 @@ void acornscsi_data_write(AS_Host *host, char *ptr, if (offset == (1 << 12)) { offset = 0; page ++; - outb((page & 0x3f) | host->card.page_reg, host->card.io_page); + writeb((page & 0x3f) | host->card.page_reg, host->fast + PAGE_REG); } } - outb(host->card.page_reg, host->card.io_page); + writeb(host->card.page_reg, host->fast + PAGE_REG); } /* ========================================================================================= @@ -1008,8 +993,8 @@ void acornscsi_data_write(AS_Host *host, char *ptr, static inline void acornscsi_dma_stop(AS_Host *host) { - dmac_write(host->dma.io_port, DMAC_MASKREG, MASK_ON); - dmac_clearintr(host->dma.io_intr_clear); + dmac_write(host, DMAC_MASKREG, MASK_ON); + dmac_clearintr(host); #if (DEBUG & DEBUG_DMA) DBG(host->SCpnt, acornscsi_dumpdma(host, "stop")); @@ -1031,7 +1016,7 @@ void acornscsi_dma_setup(AS_Host *host, dmadir_t direction) host->dma.direction = direction; - dmac_write(host->dma.io_port, DMAC_MASKREG, MASK_ON); + dmac_write(host, DMAC_MASKREG, MASK_ON); if (direction == DMA_OUT) { #if (DEBUG & DEBUG_NO_WRITE) @@ -1062,13 +1047,13 @@ void acornscsi_dma_setup(AS_Host *host, dmadir_t direction) length); length -= 1; - dmac_write(host->dma.io_port, DMAC_TXCNTLO, length); - dmac_write(host->dma.io_port, DMAC_TXCNTHI, length >> 8); - dmac_write(host->dma.io_port, DMAC_TXADRLO, address); - dmac_write(host->dma.io_port, DMAC_TXADRMD, address >> 8); - dmac_write(host->dma.io_port, DMAC_TXADRHI, 0); - dmac_write(host->dma.io_port, DMAC_MODECON, mode); - dmac_write(host->dma.io_port, DMAC_MASKREG, MASK_OFF); + dmac_write(host, DMAC_TXCNTLO, length); + dmac_write(host, DMAC_TXCNTHI, length >> 8); + dmac_write(host, DMAC_TXADRLO, address); + dmac_write(host, DMAC_TXADRMD, address >> 8); + dmac_write(host, DMAC_TXADRHI, 0); + dmac_write(host, DMAC_MODECON, mode); + dmac_write(host, DMAC_MASKREG, MASK_OFF); #if (DEBUG & DEBUG_DMA) DBG(host->SCpnt, acornscsi_dumpdma(host, "strt")); @@ -1088,8 +1073,8 @@ void acornscsi_dma_setup(AS_Host *host, dmadir_t direction) static void acornscsi_dma_cleanup(AS_Host *host) { - dmac_write(host->dma.io_port, DMAC_MASKREG, MASK_ON); - dmac_clearintr(host->dma.io_intr_clear); + dmac_write(host, DMAC_MASKREG, MASK_ON); + dmac_clearintr(host); /* * Check for a pending transfer @@ -1116,7 +1101,7 @@ void acornscsi_dma_cleanup(AS_Host *host) /* * Calculate number of bytes transferred from DMA. */ - transferred = dmac_address(host->dma.io_port) - host->dma.start_addr; + transferred = dmac_address(host) - host->dma.start_addr; host->dma.transferred += transferred; if (host->dma.direction == DMA_IN) @@ -1152,13 +1137,13 @@ void acornscsi_dma_intr(AS_Host *host) DBG(host->SCpnt, acornscsi_dumpdma(host, "inti")); #endif - dmac_write(host->dma.io_port, DMAC_MASKREG, MASK_ON); - dmac_clearintr(host->dma.io_intr_clear); + dmac_write(host, DMAC_MASKREG, MASK_ON); + dmac_clearintr(host); /* * Calculate amount transferred via DMA */ - transferred = dmac_address(host->dma.io_port) - host->dma.start_addr; + transferred = dmac_address(host) - host->dma.start_addr; host->dma.transferred += transferred; /* @@ -1190,12 +1175,12 @@ void acornscsi_dma_intr(AS_Host *host) length); length -= 1; - dmac_write(host->dma.io_port, DMAC_TXCNTLO, length); - dmac_write(host->dma.io_port, DMAC_TXCNTHI, length >> 8); - dmac_write(host->dma.io_port, DMAC_TXADRLO, address); - dmac_write(host->dma.io_port, DMAC_TXADRMD, address >> 8); - dmac_write(host->dma.io_port, DMAC_TXADRHI, 0); - dmac_write(host->dma.io_port, DMAC_MASKREG, MASK_OFF); + dmac_write(host, DMAC_TXCNTLO, length); + dmac_write(host, DMAC_TXCNTHI, length >> 8); + dmac_write(host, DMAC_TXADRLO, address); + dmac_write(host, DMAC_TXADRMD, address >> 8); + dmac_write(host, DMAC_TXADRHI, 0); + dmac_write(host, DMAC_MASKREG, MASK_OFF); #if (DEBUG & DEBUG_DMA) DBG(host->SCpnt, acornscsi_dumpdma(host, "into")); @@ -1209,15 +1194,15 @@ void acornscsi_dma_intr(AS_Host *host) * attention condition. We continue giving one byte until * the device recognises the attention. */ - if (dmac_read(host->dma.io_port, DMAC_STATUS) & STATUS_RQ0) { + if (dmac_read(host, DMAC_STATUS) & STATUS_RQ0) { acornscsi_abortcmd(host, host->SCpnt->tag); - dmac_write(host->dma.io_port, DMAC_TXCNTLO, 0); - dmac_write(host->dma.io_port, DMAC_TXCNTHI, 0); - dmac_write(host->dma.io_port, DMAC_TXADRLO, 0); - dmac_write(host->dma.io_port, DMAC_TXADRMD, 0); - dmac_write(host->dma.io_port, DMAC_TXADRHI, 0); - dmac_write(host->dma.io_port, DMAC_MASKREG, MASK_OFF); + dmac_write(host, DMAC_TXCNTLO, 0); + dmac_write(host, DMAC_TXCNTHI, 0); + dmac_write(host, DMAC_TXADRLO, 0); + dmac_write(host, DMAC_TXADRMD, 0); + dmac_write(host, DMAC_TXADRHI, 0); + dmac_write(host, DMAC_MASKREG, MASK_OFF); } #endif } @@ -1271,9 +1256,9 @@ void acornscsi_dma_adjust(AS_Host *host) host->dma.xfer_setup = 0; else { transferred += host->dma.start_addr; - dmac_write(host->dma.io_port, DMAC_TXADRLO, transferred); - dmac_write(host->dma.io_port, DMAC_TXADRMD, transferred >> 8); - dmac_write(host->dma.io_port, DMAC_TXADRHI, transferred >> 16); + dmac_write(host, DMAC_TXADRLO, transferred); + dmac_write(host, DMAC_TXADRMD, transferred >> 8); + dmac_write(host, DMAC_TXADRHI, transferred >> 16); #if (DEBUG & (DEBUG_DMA|DEBUG_WRITE)) DBG(host->SCpnt, acornscsi_dumpdma(host, "adjo")); #endif @@ -1292,12 +1277,12 @@ acornscsi_write_pio(AS_Host *host, char *bytes, int *ptr, int len, unsigned int int my_ptr = *ptr; while (my_ptr < len) { - asr = sbic_arm_read(host->scsi.io_port, SBIC_ASR); + asr = sbic_arm_read(host, SBIC_ASR); if (asr & ASR_DBR) { timeout = max_timeout; - sbic_arm_write(host->scsi.io_port, SBIC_DATA, bytes[my_ptr++]); + sbic_arm_write(host, SBIC_DATA, bytes[my_ptr++]); } else if (asr & ASR_INT) break; else if (--timeout == 0) @@ -1318,11 +1303,11 @@ acornscsi_write_pio(AS_Host *host, char *bytes, int *ptr, int len, unsigned int static void acornscsi_sendcommand(AS_Host *host) { - Scsi_Cmnd *SCpnt = host->SCpnt; + struct scsi_cmnd *SCpnt = host->SCpnt; - sbic_arm_write(host->scsi.io_port, SBIC_TRANSCNTH, 0); - sbic_arm_writenext(host->scsi.io_port, 0); - sbic_arm_writenext(host->scsi.io_port, SCpnt->cmd_len - host->scsi.SCp.sent_command); + sbic_arm_write(host, SBIC_TRANSCNTH, 0); + sbic_arm_writenext(host, 0); + sbic_arm_writenext(host, SCpnt->cmd_len - host->scsi.SCp.sent_command); acornscsi_sbic_issuecmd(host, CMND_XFERINFO); @@ -1351,7 +1336,7 @@ void acornscsi_sendmessage(AS_Host *host) acornscsi_sbic_wait(host, ASR_DBR, ASR_DBR, 1000, "sending message 1"); - sbic_arm_write(host->scsi.io_port, SBIC_DATA, NOP); + sbic_arm_write(host, SBIC_DATA, NOP); host->scsi.last_message = NOP; #if (DEBUG & DEBUG_MESSAGES) @@ -1365,7 +1350,7 @@ void acornscsi_sendmessage(AS_Host *host) acornscsi_sbic_wait(host, ASR_DBR, ASR_DBR, 1000, "sending message 2"); - sbic_arm_write(host->scsi.io_port, SBIC_DATA, msg->msg[0]); + sbic_arm_write(host, SBIC_DATA, msg->msg[0]); host->scsi.last_message = msg->msg[0]; #if (DEBUG & DEBUG_MESSAGES) @@ -1382,9 +1367,9 @@ void acornscsi_sendmessage(AS_Host *host) * initiator. This provides an interlock so that the * initiator can determine which message byte is rejected. */ - sbic_arm_write(host->scsi.io_port, SBIC_TRANSCNTH, 0); - sbic_arm_writenext(host->scsi.io_port, 0); - sbic_arm_writenext(host->scsi.io_port, message_length); + sbic_arm_write(host, SBIC_TRANSCNTH, 0); + sbic_arm_writenext(host, 0); + sbic_arm_writenext(host, message_length); acornscsi_sbic_issuecmd(host, CMND_XFERINFO); msgnr = 0; @@ -1421,7 +1406,7 @@ void acornscsi_readstatusbyte(AS_Host *host) { acornscsi_sbic_issuecmd(host, CMND_XFERINFO|CMND_SBT); acornscsi_sbic_wait(host, ASR_DBR, ASR_DBR, 1000, "reading status byte"); - host->scsi.SCp.Status = sbic_arm_read(host->scsi.io_port, SBIC_DATA); + host->scsi.SCp.Status = sbic_arm_read(host, SBIC_DATA); } /* @@ -1438,12 +1423,12 @@ unsigned char acornscsi_readmessagebyte(AS_Host *host) acornscsi_sbic_wait(host, ASR_DBR, ASR_DBR, 1000, "for message byte"); - message = sbic_arm_read(host->scsi.io_port, SBIC_DATA); + message = sbic_arm_read(host, SBIC_DATA); /* wait for MSGIN-XFER-PAUSED */ acornscsi_sbic_wait(host, ASR_INT, ASR_INT, 1000, "for interrupt after message byte"); - sbic_arm_read(host->scsi.io_port, SBIC_SSR); + sbic_arm_read(host, SBIC_SSR); return message; } @@ -1480,7 +1465,7 @@ void acornscsi_message(AS_Host *host) /* wait for next msg-in */ acornscsi_sbic_wait(host, ASR_INT, ASR_INT, 1000, "for interrupt after negate ack"); - sbic_arm_read(host->scsi.io_port, SBIC_SSR); + sbic_arm_read(host, SBIC_SSR); } } while (msgidx < msglen); @@ -1564,7 +1549,7 @@ void acornscsi_message(AS_Host *host) /* * If we were negociating sync transfer, we don't yet know if * this REJECT is for the sync transfer or for the tagged queue/wide - * transfer. Re-initiate sync transfer negociation now, and if + * transfer. Re-initiate sync transfer negotiation now, and if * we got a REJECT in response to SDTR, then it'll be set to DONE. */ if (host->device[host->SCpnt->device->id].sync_state == SYNC_SENT_REQUEST) @@ -1602,7 +1587,7 @@ void acornscsi_message(AS_Host *host) host->host->host_no, acornscsi_target(host)); host->device[host->SCpnt->device->id].sync_xfer = SYNCHTRANSFER_2DBA; host->device[host->SCpnt->device->id].sync_state = SYNC_ASYNCHRONOUS; - sbic_arm_write(host->scsi.io_port, SBIC_SYNCHTRANSFER, host->device[host->SCpnt->device->id].sync_xfer); + sbic_arm_write(host, SBIC_SYNCHTRANSFER, host->device[host->SCpnt->device->id].sync_xfer); break; default: @@ -1652,7 +1637,7 @@ void acornscsi_message(AS_Host *host) host->device[host->SCpnt->device->id].sync_xfer = calc_sync_xfer(period * 4, length); } - sbic_arm_write(host->scsi.io_port, SBIC_SYNCHTRANSFER, host->device[host->SCpnt->device->id].sync_xfer); + sbic_arm_write(host, SBIC_SYNCHTRANSFER, host->device[host->SCpnt->device->id].sync_xfer); break; #else /* We do not accept synchronous transfers. Respond with a @@ -1672,42 +1657,6 @@ void acornscsi_message(AS_Host *host) } break; -#ifdef CONFIG_SCSI_ACORNSCSI_LINK - case LINKED_CMD_COMPLETE: - case LINKED_FLG_CMD_COMPLETE: - /* - * We don't support linked commands yet - */ - if (0) { -#if (DEBUG & DEBUG_LINK) - printk("scsi%d.%c: lun %d tag %d linked command complete\n", - host->host->host_no, acornscsi_target(host), host->SCpnt->tag); -#endif - /* - * A linked command should only terminate with one of these messages - * if there are more linked commands available. - */ - if (!host->SCpnt->next_link) { - printk(KERN_WARNING "scsi%d.%c: lun %d tag %d linked command complete, but no next_link\n", - instance->host_no, acornscsi_target(host), host->SCpnt->tag); - acornscsi_sbic_issuecmd(host, CMND_ASSERTATN); - msgqueue_addmsg(&host->scsi.msgs, 1, ABORT); - } else { - Scsi_Cmnd *SCpnt = host->SCpnt; - - acornscsi_dma_cleanup(host); - - host->SCpnt = host->SCpnt->next_link; - host->SCpnt->tag = SCpnt->tag; - SCpnt->result = DID_OK | host->scsi.SCp.Message << 8 | host->Scsi.SCp.Status; - SCpnt->done(SCpnt); - - /* initialise host->SCpnt->SCp */ - } - break; - } -#endif - default: /* reject message */ printk(KERN_ERR "scsi%d.%c: unrecognised message %02X, rejecting\n", host->host->host_no, acornscsi_target(host), @@ -1790,12 +1739,12 @@ int acornscsi_starttransfer(AS_Host *host) return 0; } - residual = host->SCpnt->request_bufflen - host->scsi.SCp.scsi_xferred; + residual = scsi_bufflen(host->SCpnt) - host->scsi.SCp.scsi_xferred; - sbic_arm_write(host->scsi.io_port, SBIC_SYNCHTRANSFER, host->device[host->SCpnt->device->id].sync_xfer); - sbic_arm_writenext(host->scsi.io_port, residual >> 16); - sbic_arm_writenext(host->scsi.io_port, residual >> 8); - sbic_arm_writenext(host->scsi.io_port, residual); + sbic_arm_write(host, SBIC_SYNCHTRANSFER, host->device[host->SCpnt->device->id].sync_xfer); + sbic_arm_writenext(host, residual >> 16); + sbic_arm_writenext(host, residual >> 8); + sbic_arm_writenext(host, residual); acornscsi_sbic_issuecmd(host, CMND_XFERINFO); return 1; } @@ -1816,7 +1765,7 @@ int acornscsi_reconnect(AS_Host *host) { unsigned int target, lun, ok = 0; - target = sbic_arm_read(host->scsi.io_port, SBIC_SOURCEID); + target = sbic_arm_read(host, SBIC_SOURCEID); if (!(target & 8)) printk(KERN_ERR "scsi%d: invalid source id after reselection " @@ -1832,7 +1781,7 @@ int acornscsi_reconnect(AS_Host *host) host->SCpnt = NULL; } - lun = sbic_arm_read(host->scsi.io_port, SBIC_DATA) & 7; + lun = sbic_arm_read(host, SBIC_DATA) & 7; host->scsi.reconnected.target = target; host->scsi.reconnected.lun = lun; @@ -1952,7 +1901,7 @@ static void acornscsi_abortcmd(AS_Host *host, unsigned char tag) { host->scsi.phase = PHASE_ABORTED; - sbic_arm_write(host->scsi.io_port, SBIC_CMND, CMND_ASSERTATN); + sbic_arm_write(host, SBIC_CMND, CMND_ASSERTATN); msgqueue_flush(&host->scsi.msgs); #ifdef CONFIG_SCSI_ACORNSCSI_TAGGED_QUEUE @@ -1979,11 +1928,11 @@ intr_ret_t acornscsi_sbicintr(AS_Host *host, int in_irq) { unsigned int asr, ssr; - asr = sbic_arm_read(host->scsi.io_port, SBIC_ASR); + asr = sbic_arm_read(host, SBIC_ASR); if (!(asr & ASR_INT)) return INTR_IDLE; - ssr = sbic_arm_read(host->scsi.io_port, SBIC_SSR); + ssr = sbic_arm_read(host, SBIC_SSR); #if (DEBUG & DEBUG_PHASES) print_sbic_status(asr, ssr, host->scsi.phase); @@ -1999,15 +1948,15 @@ intr_ret_t acornscsi_sbicintr(AS_Host *host, int in_irq) printk(KERN_ERR "scsi%d: reset in standard mode but wanted advanced mode.\n", host->host->host_no); /* setup sbic - WD33C93A */ - sbic_arm_write(host->scsi.io_port, SBIC_OWNID, OWNID_EAF | host->host->this_id); - sbic_arm_write(host->scsi.io_port, SBIC_CMND, CMND_RESET); + sbic_arm_write(host, SBIC_OWNID, OWNID_EAF | host->host->this_id); + sbic_arm_write(host, SBIC_CMND, CMND_RESET); return INTR_IDLE; case 0x01: /* reset state - advanced */ - sbic_arm_write(host->scsi.io_port, SBIC_CTRL, INIT_SBICDMA | CTRL_IDI); - sbic_arm_write(host->scsi.io_port, SBIC_TIMEOUT, TIMEOUT_TIME); - sbic_arm_write(host->scsi.io_port, SBIC_SYNCHTRANSFER, SYNCHTRANSFER_2DBA); - sbic_arm_write(host->scsi.io_port, SBIC_SOURCEID, SOURCEID_ER | SOURCEID_DSP); + sbic_arm_write(host, SBIC_CTRL, INIT_SBICDMA | CTRL_IDI); + sbic_arm_write(host, SBIC_TIMEOUT, TIMEOUT_TIME); + sbic_arm_write(host, SBIC_SYNCHTRANSFER, SYNCHTRANSFER_2DBA); + sbic_arm_write(host, SBIC_SOURCEID, SOURCEID_ER | SOURCEID_DSP); msgqueue_flush(&host->scsi.msgs); return INTR_IDLE; @@ -2025,10 +1974,10 @@ intr_ret_t acornscsi_sbicintr(AS_Host *host, int in_irq) msgqueue_flush(&host->scsi.msgs); host->dma.transferred = host->scsi.SCp.scsi_xferred; /* 33C93 gives next interrupt indicating bus phase */ - asr = sbic_arm_read(host->scsi.io_port, SBIC_ASR); + asr = sbic_arm_read(host, SBIC_ASR); if (!(asr & ASR_INT)) break; - ssr = sbic_arm_read(host->scsi.io_port, SBIC_SSR); + ssr = sbic_arm_read(host, SBIC_SSR); ADD_STATUS(8, ssr, host->scsi.phase, 1); ADD_STATUS(host->SCpnt->device->id, ssr, host->scsi.phase, 1); goto connected; @@ -2270,7 +2219,7 @@ intr_ret_t acornscsi_sbicintr(AS_Host *host, int in_irq) case 0x4b: /* -> PHASE_STATUSIN */ case 0x8b: /* -> PHASE_STATUSIN */ /* DATA IN -> STATUS */ - host->scsi.SCp.scsi_xferred = host->SCpnt->request_bufflen - + host->scsi.SCp.scsi_xferred = scsi_bufflen(host->SCpnt) - acornscsi_sbic_xfcount(host); acornscsi_dma_stop(host); acornscsi_readstatusbyte(host); @@ -2281,7 +2230,7 @@ intr_ret_t acornscsi_sbicintr(AS_Host *host, int in_irq) case 0x4e: /* -> PHASE_MSGOUT */ case 0x8e: /* -> PHASE_MSGOUT */ /* DATA IN -> MESSAGE OUT */ - host->scsi.SCp.scsi_xferred = host->SCpnt->request_bufflen - + host->scsi.SCp.scsi_xferred = scsi_bufflen(host->SCpnt) - acornscsi_sbic_xfcount(host); acornscsi_dma_stop(host); acornscsi_sendmessage(host); @@ -2291,7 +2240,7 @@ intr_ret_t acornscsi_sbicintr(AS_Host *host, int in_irq) case 0x4f: /* message in */ case 0x8f: /* message in */ /* DATA IN -> MESSAGE IN */ - host->scsi.SCp.scsi_xferred = host->SCpnt->request_bufflen - + host->scsi.SCp.scsi_xferred = scsi_bufflen(host->SCpnt) - acornscsi_sbic_xfcount(host); acornscsi_dma_stop(host); acornscsi_message(host); /* -> PHASE_MSGIN, PHASE_DISCONNECT */ @@ -2319,7 +2268,7 @@ intr_ret_t acornscsi_sbicintr(AS_Host *host, int in_irq) case 0x4b: /* -> PHASE_STATUSIN */ case 0x8b: /* -> PHASE_STATUSIN */ /* DATA OUT -> STATUS */ - host->scsi.SCp.scsi_xferred = host->SCpnt->request_bufflen - + host->scsi.SCp.scsi_xferred = scsi_bufflen(host->SCpnt) - acornscsi_sbic_xfcount(host); acornscsi_dma_stop(host); acornscsi_dma_adjust(host); @@ -2331,7 +2280,7 @@ intr_ret_t acornscsi_sbicintr(AS_Host *host, int in_irq) case 0x4e: /* -> PHASE_MSGOUT */ case 0x8e: /* -> PHASE_MSGOUT */ /* DATA OUT -> MESSAGE OUT */ - host->scsi.SCp.scsi_xferred = host->SCpnt->request_bufflen - + host->scsi.SCp.scsi_xferred = scsi_bufflen(host->SCpnt) - acornscsi_sbic_xfcount(host); acornscsi_dma_stop(host); acornscsi_dma_adjust(host); @@ -2342,7 +2291,7 @@ intr_ret_t acornscsi_sbicintr(AS_Host *host, int in_irq) case 0x4f: /* message in */ case 0x8f: /* message in */ /* DATA OUT -> MESSAGE IN */ - host->scsi.SCp.scsi_xferred = host->SCpnt->request_bufflen - + host->scsi.SCp.scsi_xferred = scsi_bufflen(host->SCpnt) - acornscsi_sbic_xfcount(host); acornscsi_dma_stop(host); acornscsi_dma_adjust(host); @@ -2460,14 +2409,13 @@ intr_ret_t acornscsi_sbicintr(AS_Host *host, int in_irq) } /* - * Prototype: void acornscsi_intr(int irq, void *dev_id, struct pt_regs *regs) + * Prototype: void acornscsi_intr(int irq, void *dev_id) * Purpose : handle interrupts from Acorn SCSI card * Params : irq - interrupt number * dev_id - device specific data (AS_Host structure) - * regs - processor registers when interrupt occurred */ static irqreturn_t -acornscsi_intr(int irq, void *dev_id, struct pt_regs *regs) +acornscsi_intr(int irq, void *dev_id) { AS_Host *host = (AS_Host *)dev_id; intr_ret_t ret; @@ -2477,11 +2425,11 @@ acornscsi_intr(int irq, void *dev_id, struct pt_regs *regs) do { ret = INTR_IDLE; - iostatus = inb(host->card.io_intr); + iostatus = readb(host->fast + INT_REG); if (iostatus & 2) { acornscsi_dma_intr(host); - iostatus = inb(host->card.io_intr); + iostatus = readb(host->fast + INT_REG); } if (iostatus & 8) @@ -2509,13 +2457,14 @@ acornscsi_intr(int irq, void *dev_id, struct pt_regs *regs) */ /* - * Function : acornscsi_queuecmd(Scsi_Cmnd *cmd, void (*done)(Scsi_Cmnd *)) + * Function : acornscsi_queuecmd(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *)) * Purpose : queues a SCSI command * Params : cmd - SCSI command * done - function called on completion, with pointer to command descriptor * Returns : 0, or < 0 on error. */ -int acornscsi_queuecmd(Scsi_Cmnd *SCpnt, void (*done)(Scsi_Cmnd *)) +static int acornscsi_queuecmd_lck(struct scsi_cmnd *SCpnt, + void (*done)(struct scsi_cmnd *)) { AS_Host *host = (AS_Host *)SCpnt->device->host->hostdata; @@ -2564,18 +2513,21 @@ int acornscsi_queuecmd(Scsi_Cmnd *SCpnt, void (*done)(Scsi_Cmnd *)) return 0; } +DEF_SCSI_QCMD(acornscsi_queuecmd) + /* - * Prototype: void acornscsi_reportstatus(Scsi_Cmnd **SCpntp1, Scsi_Cmnd **SCpntp2, int result) + * Prototype: void acornscsi_reportstatus(struct scsi_cmnd **SCpntp1, struct scsi_cmnd **SCpntp2, int result) * Purpose : pass a result to *SCpntp1, and check if *SCpntp1 = *SCpntp2 * Params : SCpntp1 - pointer to command to return * SCpntp2 - pointer to command to check * result - result to pass back to mid-level done function * Returns : *SCpntp2 = NULL if *SCpntp1 is the same command structure as *SCpntp2. */ -static inline -void acornscsi_reportstatus(Scsi_Cmnd **SCpntp1, Scsi_Cmnd **SCpntp2, int result) +static inline void acornscsi_reportstatus(struct scsi_cmnd **SCpntp1, + struct scsi_cmnd **SCpntp2, + int result) { - Scsi_Cmnd *SCpnt = *SCpntp1; + struct scsi_cmnd *SCpnt = *SCpntp1; if (SCpnt) { *SCpntp1 = NULL; @@ -2591,13 +2543,12 @@ void acornscsi_reportstatus(Scsi_Cmnd **SCpntp1, Scsi_Cmnd **SCpntp2, int result enum res_abort { res_not_running, res_success, res_success_clear, res_snooze }; /* - * Prototype: enum res acornscsi_do_abort(Scsi_Cmnd *SCpnt) + * Prototype: enum res acornscsi_do_abort(struct scsi_cmnd *SCpnt) * Purpose : abort a command on this host * Params : SCpnt - command to abort * Returns : our abort status */ -static enum res_abort -acornscsi_do_abort(AS_Host *host, Scsi_Cmnd *SCpnt) +static enum res_abort acornscsi_do_abort(AS_Host *host, struct scsi_cmnd *SCpnt) { enum res_abort res = res_not_running; @@ -2655,7 +2606,7 @@ acornscsi_do_abort(AS_Host *host, Scsi_Cmnd *SCpnt) * busylun bit. */ case PHASE_CONNECTED: - sbic_arm_write(host->scsi.io_port, SBIC_CMND, CMND_DISCONNECT); + sbic_arm_write(host, SBIC_CMND, CMND_DISCONNECT); host->SCpnt = NULL; res = res_success_clear; break; @@ -2684,12 +2635,12 @@ acornscsi_do_abort(AS_Host *host, Scsi_Cmnd *SCpnt) } /* - * Prototype: int acornscsi_abort(Scsi_Cmnd *SCpnt) + * Prototype: int acornscsi_abort(struct scsi_cmnd *SCpnt) * Purpose : abort a command on this host * Params : SCpnt - command to abort * Returns : one of SCSI_ABORT_ macros */ -int acornscsi_abort(Scsi_Cmnd *SCpnt) +int acornscsi_abort(struct scsi_cmnd *SCpnt) { AS_Host *host = (AS_Host *) SCpnt->device->host->hostdata; int result; @@ -2699,8 +2650,8 @@ int acornscsi_abort(Scsi_Cmnd *SCpnt) #if (DEBUG & DEBUG_ABORT) { int asr, ssr; - asr = sbic_arm_read(host->scsi.io_port, SBIC_ASR); - ssr = sbic_arm_read(host->scsi.io_port, SBIC_SSR); + asr = sbic_arm_read(host, SBIC_ASR); + ssr = sbic_arm_read(host, SBIC_SSR); printk(KERN_WARNING "acornscsi_abort: "); print_sbic_status(asr, ssr, host->scsi.phase); @@ -2731,9 +2682,7 @@ int acornscsi_abort(Scsi_Cmnd *SCpnt) //#if (DEBUG & DEBUG_ABORT) printk("success\n"); //#endif - SCpnt->result = DID_ABORT << 16; - SCpnt->scsi_done(SCpnt); - result = SCSI_ABORT_SUCCESS; + result = SUCCESS; break; /* @@ -2745,7 +2694,7 @@ int acornscsi_abort(Scsi_Cmnd *SCpnt) //#if (DEBUG & DEBUG_ABORT) printk("snooze\n"); //#endif - result = SCSI_ABORT_SNOOZE; + result = FAILED; break; /* @@ -2755,11 +2704,7 @@ int acornscsi_abort(Scsi_Cmnd *SCpnt) default: case res_not_running: acornscsi_dumplog(host, SCpnt->device->id); -#if (DEBUG & DEBUG_ABORT) - result = SCSI_ABORT_SNOOZE; -#else - result = SCSI_ABORT_NOT_RUNNING; -#endif + result = FAILED; //#if (DEBUG & DEBUG_ABORT) printk("not running\n"); //#endif @@ -2770,16 +2715,15 @@ int acornscsi_abort(Scsi_Cmnd *SCpnt) } /* - * Prototype: int acornscsi_reset(Scsi_Cmnd *SCpnt, unsigned int reset_flags) + * Prototype: int acornscsi_reset(struct scsi_cmnd *SCpnt) * Purpose : reset a command on this host/reset this host * Params : SCpnt - command causing reset - * result - what type of reset to perform * Returns : one of SCSI_RESET_ macros */ -int acornscsi_reset(Scsi_Cmnd *SCpnt, unsigned int reset_flags) +int acornscsi_bus_reset(struct scsi_cmnd *SCpnt) { - AS_Host *host = (AS_Host *)SCpnt->device->host->hostdata; - Scsi_Cmnd *SCptr; + AS_Host *host = (AS_Host *)SCpnt->device->host->hostdata; + struct scsi_cmnd *SCptr; host->stats.resets += 1; @@ -2787,8 +2731,8 @@ int acornscsi_reset(Scsi_Cmnd *SCpnt, unsigned int reset_flags) { int asr, ssr; - asr = sbic_arm_read(host->scsi.io_port, SBIC_ASR); - ssr = sbic_arm_read(host->scsi.io_port, SBIC_SSR); + asr = sbic_arm_read(host, SBIC_ASR); + ssr = sbic_arm_read(host, SBIC_SSR); printk(KERN_WARNING "acornscsi_reset: "); print_sbic_status(asr, ssr, host->scsi.phase); @@ -2798,28 +2742,16 @@ int acornscsi_reset(Scsi_Cmnd *SCpnt, unsigned int reset_flags) acornscsi_dma_stop(host); - SCptr = host->SCpnt; - /* * do hard reset. This resets all devices on this host, and so we * must set the reset status on all commands. */ acornscsi_resetcard(host); - /* - * report reset on commands current connected/disconnected - */ - acornscsi_reportstatus(&host->SCpnt, &SCptr, DID_RESET); - while ((SCptr = queue_remove(&host->queues.disconnected)) != NULL) - acornscsi_reportstatus(&SCptr, &SCpnt, DID_RESET); + ; - if (SCpnt) { - SCpnt->result = DID_RESET << 16; - SCpnt->scsi_done(SCpnt); - } - - return SCSI_RESET_BUS_RESET | SCSI_RESET_HOST_RESET | SCSI_RESET_SUCCESS; + return SUCCESS; } /*============================================================================================== @@ -2846,53 +2778,42 @@ char *acornscsi_info(struct Scsi_Host *host) #ifdef CONFIG_SCSI_ACORNSCSI_TAGGED_QUEUE " TAG" #endif -#ifdef CONFIG_SCSI_ACORNSCSI_LINK - " LINK" -#endif #if (DEBUG & DEBUG_NO_WRITE) - " NOWRITE ("NO_WRITE_STR")" + " NOWRITE (" __stringify(NO_WRITE) ")" #endif , host->hostt->name, host->io_port, host->irq, VER_MAJOR, VER_MINOR, VER_PATCH); return string; } -int acornscsi_proc_info(struct Scsi_Host *instance, char *buffer, char **start, off_t offset, - int length, int inout) +static int acornscsi_show_info(struct seq_file *m, struct Scsi_Host *instance) { - int pos, begin = 0, devidx; + int devidx; struct scsi_device *scd; AS_Host *host; - char *p = buffer; - - if (inout == 1) - return -EINVAL; host = (AS_Host *)instance->hostdata; - p += sprintf(p, "AcornSCSI driver v%d.%d.%d" + seq_printf(m, "AcornSCSI driver v%d.%d.%d" #ifdef CONFIG_SCSI_ACORNSCSI_SYNC " SYNC" #endif #ifdef CONFIG_SCSI_ACORNSCSI_TAGGED_QUEUE " TAG" #endif -#ifdef CONFIG_SCSI_ACORNSCSI_LINK - " LINK" -#endif #if (DEBUG & DEBUG_NO_WRITE) - " NOWRITE ("NO_WRITE_STR")" + " NOWRITE (" __stringify(NO_WRITE) ")" #endif "\n\n", VER_MAJOR, VER_MINOR, VER_PATCH); - p += sprintf(p, "SBIC: WD33C93A Address: %08X IRQ : %d\n", - host->scsi.io_port, host->scsi.irq); + seq_printf(m, "SBIC: WD33C93A Address: %p IRQ : %d\n", + host->base + SBIC_REGIDX, host->scsi.irq); #ifdef USE_DMAC - p += sprintf(p, "DMAC: uPC71071 Address: %08X IRQ : %d\n\n", - host->dma.io_port, host->scsi.irq); + seq_printf(m, "DMAC: uPC71071 Address: %p IRQ : %d\n\n", + host->base + DMAC_OFFSET, host->scsi.irq); #endif - p += sprintf(p, "Statistics:\n" + seq_printf(m, "Statistics:\n" "Queued commands: %-10u Issued commands: %-10u\n" "Done commands : %-10u Reads : %-10u\n" "Writes : %-10u Others : %-10u\n" @@ -2907,7 +2828,7 @@ int acornscsi_proc_info(struct Scsi_Host *instance, char *buffer, char **start, for (devidx = 0; devidx < 9; devidx ++) { unsigned int statptr, prev; - p += sprintf(p, "\n%c:", devidx == 8 ? 'H' : ('0' + devidx)); + seq_printf(m, "\n%c:", devidx == 8 ? 'H' : ('0' + devidx)); statptr = host->status_ptr[devidx] - 10; if ((signed int)statptr < 0) @@ -2917,7 +2838,7 @@ int acornscsi_proc_info(struct Scsi_Host *instance, char *buffer, char **start, for (; statptr != host->status_ptr[devidx]; statptr = (statptr + 1) & (STATUS_BUFFER_SIZE - 1)) { if (host->status[devidx][statptr].when) { - p += sprintf(p, "%c%02X:%02X+%2ld", + seq_printf(m, "%c%02X:%02X+%2ld", host->status[devidx][statptr].irq ? '-' : ' ', host->status[devidx][statptr].ph, host->status[devidx][statptr].ssr, @@ -2928,113 +2849,80 @@ int acornscsi_proc_info(struct Scsi_Host *instance, char *buffer, char **start, } } - p += sprintf(p, "\nAttached devices:\n"); + seq_printf(m, "\nAttached devices:\n"); shost_for_each_device(scd, instance) { - p += sprintf(p, "Device/Lun TaggedQ Sync\n"); - p += sprintf(p, " %d/%d ", scd->id, scd->lun); + seq_printf(m, "Device/Lun TaggedQ Sync\n"); + seq_printf(m, " %d/%d ", scd->id, scd->lun); if (scd->tagged_supported) - p += sprintf(p, "%3sabled(%3d) ", + seq_printf(m, "%3sabled(%3d) ", scd->simple_tags ? "en" : "dis", scd->current_tag); else - p += sprintf(p, "unsupported "); + seq_printf(m, "unsupported "); if (host->device[scd->id].sync_xfer & 15) - p += sprintf(p, "offset %d, %d ns\n", + seq_printf(m, "offset %d, %d ns\n", host->device[scd->id].sync_xfer & 15, acornscsi_getperiod(host->device[scd->id].sync_xfer)); else - p += sprintf(p, "async\n"); + seq_printf(m, "async\n"); - pos = p - buffer; - if (pos + begin < offset) { - begin += pos; - p = buffer; - } - pos = p - buffer; - if (pos + begin > offset + length) { - scsi_device_put(scd); - break; - } } - - pos = p - buffer; - - *start = buffer + (offset - begin); - pos -= offset - begin; - - if (pos > length) - pos = length; - - return pos; + return 0; } static struct scsi_host_template acornscsi_template = { .module = THIS_MODULE, - .proc_info = acornscsi_proc_info, + .show_info = acornscsi_show_info, .name = "AcornSCSI", .info = acornscsi_info, .queuecommand = acornscsi_queuecmd, -#warning fixme - .abort = acornscsi_abort, - .reset = acornscsi_reset, + .eh_abort_handler = acornscsi_abort, + .eh_bus_reset_handler = acornscsi_bus_reset, .can_queue = 16, .this_id = 7, .sg_tablesize = SG_ALL, .cmd_per_lun = 2, - .unchecked_isa_dma = 0, .use_clustering = DISABLE_CLUSTERING, .proc_name = "acornscsi", }; -static int __devinit -acornscsi_probe(struct expansion_card *ec, const struct ecard_id *id) +static int acornscsi_probe(struct expansion_card *ec, const struct ecard_id *id) { struct Scsi_Host *host; AS_Host *ashost; - int ret = -ENOMEM; + int ret; - host = scsi_host_alloc(&acornscsi_template, sizeof(AS_Host)); - if (!host) + ret = ecard_request_resources(ec); + if (ret) goto out; + host = scsi_host_alloc(&acornscsi_template, sizeof(AS_Host)); + if (!host) { + ret = -ENOMEM; + goto out_release; + } + ashost = (AS_Host *)host->hostdata; - host->io_port = ecard_address(ec, ECARD_MEMC, 0); - host->irq = ec->irq; + ashost->base = ecardm_iomap(ec, ECARD_RES_MEMC, 0, 0); + ashost->fast = ecardm_iomap(ec, ECARD_RES_IOCFAST, 0, 0); + if (!ashost->base || !ashost->fast) + goto out_put; - ashost->host = host; - ashost->scsi.io_port = ioaddr(host->io_port + 0x800); - ashost->scsi.irq = host->irq; - ashost->card.io_intr = POD_SPACE(host->io_port) + 0x800; - ashost->card.io_page = POD_SPACE(host->io_port) + 0xc00; - ashost->card.io_ram = ioaddr(host->io_port); - ashost->dma.io_port = host->io_port + 0xc00; - ashost->dma.io_intr_clear = POD_SPACE(host->io_port) + 0x800; + host->irq = ec->irq; + ashost->host = host; + ashost->scsi.irq = host->irq; - ec->irqaddr = (char *)ioaddr(ashost->card.io_intr); + ec->irqaddr = ashost->fast + INT_REG; ec->irqmask = 0x0a; - ret = -EBUSY; - if (!request_region(host->io_port + 0x800, 2, "acornscsi(sbic)")) - goto err_1; - if (!request_region(ashost->card.io_intr, 1, "acornscsi(intr)")) - goto err_2; - if (!request_region(ashost->card.io_page, 1, "acornscsi(page)")) - goto err_3; -#ifdef USE_DMAC - if (!request_region(ashost->dma.io_port, 256, "acornscsi(dmac)")) - goto err_4; -#endif - if (!request_region(host->io_port, 2048, "acornscsi(ram)")) - goto err_5; - - ret = request_irq(host->irq, acornscsi_intr, IRQF_DISABLED, "acornscsi", ashost); + ret = request_irq(host->irq, acornscsi_intr, 0, "acornscsi", ashost); if (ret) { printk(KERN_CRIT "scsi%d: IRQ%d not free: %d\n", host->host_no, ashost->scsi.irq, ret); - goto err_6; + goto out_put; } memset(&ashost->stats, 0, sizeof (ashost->stats)); @@ -3046,32 +2934,27 @@ acornscsi_probe(struct expansion_card *ec, const struct ecard_id *id) ret = scsi_add_host(host, &ec->dev); if (ret) - goto err_7; + goto out_irq; scsi_scan_host(host); goto out; - err_7: + out_irq: free_irq(host->irq, ashost); - err_6: - release_region(host->io_port, 2048); - err_5: -#ifdef USE_DMAC - release_region(ashost->dma.io_port, 256); -#endif - err_4: - release_region(ashost->card.io_page, 1); - err_3: - release_region(ashost->card.io_intr, 1); - err_2: - release_region(host->io_port + 0x800, 2); - err_1: + msgqueue_free(&ashost->scsi.msgs); + queue_free(&ashost->queues.disconnected); + queue_free(&ashost->queues.issue); + out_put: + ecardm_iounmap(ec, ashost->fast); + ecardm_iounmap(ec, ashost->base); scsi_host_put(host); + out_release: + ecard_release_resources(ec); out: return ret; } -static void __devexit acornscsi_remove(struct expansion_card *ec) +static void acornscsi_remove(struct expansion_card *ec) { struct Scsi_Host *host = ecard_get_drvdata(ec); AS_Host *ashost = (AS_Host *)host->hostdata; @@ -3082,20 +2965,17 @@ static void __devexit acornscsi_remove(struct expansion_card *ec) /* * Put card into RESET state */ - outb(0x80, ashost->card.io_page); + writeb(0x80, ashost->fast + PAGE_REG); free_irq(host->irq, ashost); - release_region(host->io_port + 0x800, 2); - release_region(ashost->card.io_intr, 1); - release_region(ashost->card.io_page, 1); - release_region(ashost->dma.io_port, 256); - release_region(host->io_port, 2048); - msgqueue_free(&ashost->scsi.msgs); queue_free(&ashost->queues.disconnected); queue_free(&ashost->queues.issue); + ecardm_iounmap(ec, ashost->fast); + ecardm_iounmap(ec, ashost->base); scsi_host_put(host); + ecard_release_resources(ec); } static const struct ecard_id acornscsi_cids[] = { @@ -3105,7 +2985,7 @@ static const struct ecard_id acornscsi_cids[] = { static struct ecard_driver acornscsi_driver = { .probe = acornscsi_probe, - .remove = __devexit_p(acornscsi_remove), + .remove = acornscsi_remove, .id_table = acornscsi_cids, .drv = { .name = "acornscsi", diff --git a/drivers/scsi/arm/acornscsi.h b/drivers/scsi/arm/acornscsi.h index 2142290f840..01bc715a3ae 100644 --- a/drivers/scsi/arm/acornscsi.h +++ b/drivers/scsi/arm/acornscsi.h @@ -179,7 +179,6 @@ /* miscellaneous internal variables */ -#define POD_SPACE(x) ((x) + 0xd0000) #define MASK_ON (MASKREG_M3|MASKREG_M2|MASKREG_M1|MASKREG_M0) #define MASK_OFF (MASKREG_M3|MASKREG_M2|MASKREG_M1) @@ -224,8 +223,8 @@ typedef enum { * Synchronous transfer state */ typedef enum { /* Synchronous transfer state */ - SYNC_ASYNCHRONOUS, /* don't negociate synchronous transfers*/ - SYNC_NEGOCIATE, /* start negociation */ + SYNC_ASYNCHRONOUS, /* don't negotiate synchronous transfers*/ + SYNC_NEGOCIATE, /* start negotiation */ SYNC_SENT_REQUEST, /* sent SDTR message */ SYNC_COMPLETED, /* received SDTR reply */ } syncxfer_t; @@ -277,12 +276,13 @@ struct status_entry { typedef struct acornscsi_hostdata { /* miscellaneous */ struct Scsi_Host *host; /* host */ - Scsi_Cmnd *SCpnt; /* currently processing command */ - Scsi_Cmnd *origSCpnt; /* original connecting command */ + struct scsi_cmnd *SCpnt; /* currently processing command */ + struct scsi_cmnd *origSCpnt; /* original connecting command */ + void __iomem *base; /* memc base address */ + void __iomem *fast; /* fast ioc base address */ /* driver information */ struct { - unsigned int io_port; /* base address of WD33C93 */ unsigned int irq; /* interrupt */ phase_t phase; /* current phase */ @@ -322,15 +322,13 @@ typedef struct acornscsi_hostdata { /* per-device info */ struct { unsigned char sync_xfer; /* synchronous transfer (SBIC value) */ - syncxfer_t sync_state; /* sync xfer negociation state */ + syncxfer_t sync_state; /* sync xfer negotiation state */ unsigned char disconnect_ok:1; /* device can disconnect */ } device[8]; unsigned long busyluns[64 / sizeof(unsigned long)];/* array of bits indicating LUNs busy */ /* DMA info */ struct { - unsigned int io_port; /* base address of DMA controller */ - unsigned int io_intr_clear; /* address of DMA interrupt clear */ unsigned int free_addr; /* next free address */ unsigned int start_addr; /* start address of current transfer */ dmadir_t direction; /* dma direction */ @@ -345,9 +343,6 @@ typedef struct acornscsi_hostdata { /* card info */ struct { - unsigned int io_intr; /* base address of interrupt id reg */ - unsigned int io_page; /* base address of page reg */ - unsigned int io_ram; /* base address of RAM access */ unsigned char page_reg; /* current setting of page reg */ } card; diff --git a/drivers/scsi/arm/arxescsi.c b/drivers/scsi/arm/arxescsi.c index a2894015670..32d23212de4 100644 --- a/drivers/scsi/arm/arxescsi.c +++ b/drivers/scsi/arm/arxescsi.c @@ -1,5 +1,5 @@ /* - * linux/arch/arm/drivers/scsi/arxescsi.c + * linux/drivers/scsi/arm/arxescsi.c * * Copyright (C) 1997-2000 Russell King, Stefan Hanske * @@ -23,7 +23,6 @@ #include <linux/kernel.h> #include <linux/string.h> #include <linux/ioport.h> -#include <linux/sched.h> #include <linux/proc_fs.h> #include <linux/unistd.h> #include <linux/stat.h> @@ -221,47 +220,21 @@ static const char *arxescsi_info(struct Scsi_Host *host) return string; } -/* - * Function: int arxescsi_proc_info(char *buffer, char **start, off_t offset, - * int length, int host_no, int inout) - * Purpose : Return information about the driver to a user process accessing - * the /proc filesystem. - * Params : buffer - a buffer to write information to - * start - a pointer into this buffer set by this routine to the start - * of the required information. - * offset - offset into information that we have read upto. - * length - length of buffer - * host_no - host number to return information for - * inout - 0 for reading, 1 for writing. - * Returns : length of data written to buffer. - */ static int -arxescsi_proc_info(struct Scsi_Host *host, char *buffer, char **start, off_t offset, int length, - int inout) +arxescsi_show_info(struct seq_file *m, struct Scsi_Host *host) { struct arxescsi_info *info; - char *p = buffer; - int pos; - info = (struct arxescsi_info *)host->hostdata; - if (inout == 1) - return -EINVAL; - - p += sprintf(p, "ARXE 16-bit SCSI driver v%s\n", VERSION); - p += fas216_print_host(&info->info, p); - p += fas216_print_stats(&info->info, p); - p += fas216_print_devices(&info->info, p); - *start = buffer + offset; - pos = p - buffer - offset; - if (pos > length) - pos = length; - - return pos; + seq_printf(m, "ARXE 16-bit SCSI driver v%s\n", VERSION); + fas216_print_host(&info->info, m); + fas216_print_stats(&info->info, m); + fas216_print_devices(&info->info, m); + return 0; } static struct scsi_host_template arxescsi_template = { - .proc_info = arxescsi_proc_info, + .show_info = arxescsi_show_info, .name = "ARXE SCSI card", .info = arxescsi_info, .queuecommand = fas216_noqueue_command, @@ -277,12 +250,10 @@ static struct scsi_host_template arxescsi_template = { .proc_name = "arxescsi", }; -static int __devinit -arxescsi_probe(struct expansion_card *ec, const struct ecard_id *id) +static int arxescsi_probe(struct expansion_card *ec, const struct ecard_id *id) { struct Scsi_Host *host; struct arxescsi_info *info; - unsigned long resbase, reslen; void __iomem *base; int ret; @@ -290,9 +261,7 @@ arxescsi_probe(struct expansion_card *ec, const struct ecard_id *id) if (ret) goto out; - resbase = ecard_resource_start(ec, ECARD_RES_MEMC); - reslen = ecard_resource_len(ec, ECARD_RES_MEMC); - base = ioremap(resbase, reslen); + base = ecardm_iomap(ec, ECARD_RES_MEMC, 0, 0); if (!base) { ret = -ENOMEM; goto out_region; @@ -301,7 +270,7 @@ arxescsi_probe(struct expansion_card *ec, const struct ecard_id *id) host = scsi_host_alloc(&arxescsi_template, sizeof(struct arxescsi_info)); if (!host) { ret = -ENOMEM; - goto out_unmap; + goto out_region; } info = (struct arxescsi_info *)host->hostdata; @@ -309,7 +278,7 @@ arxescsi_probe(struct expansion_card *ec, const struct ecard_id *id) info->base = base; info->info.scsi.io_base = base + 0x2000; - info->info.scsi.irq = NO_IRQ; + info->info.scsi.irq = 0; info->info.scsi.dma = NO_DMA; info->info.scsi.io_shift = 5; info->info.ifcfg.clockrate = 24; /* MHz */ @@ -338,24 +307,19 @@ arxescsi_probe(struct expansion_card *ec, const struct ecard_id *id) fas216_release(host); out_unregister: scsi_host_put(host); - out_unmap: - iounmap(base); out_region: ecard_release_resources(ec); out: return ret; } -static void __devexit arxescsi_remove(struct expansion_card *ec) +static void arxescsi_remove(struct expansion_card *ec) { struct Scsi_Host *host = ecard_get_drvdata(ec); - struct arxescsi_info *info = (struct arxescsi_info *)host->hostdata; ecard_set_drvdata(ec, NULL); fas216_remove(host); - iounmap(info->base); - fas216_release(host); scsi_host_put(host); ecard_release_resources(ec); @@ -368,7 +332,7 @@ static const struct ecard_id arxescsi_cids[] = { static struct ecard_driver arxescsi_driver = { .probe = arxescsi_probe, - .remove = __devexit_p(arxescsi_remove), + .remove = arxescsi_remove, .id_table = arxescsi_cids, .drv = { .name = "arxescsi", diff --git a/drivers/scsi/arm/cumana_1.c b/drivers/scsi/arm/cumana_1.c index 3bdfc36481a..8ef810a4476 100644 --- a/drivers/scsi/arm/cumana_1.c +++ b/drivers/scsi/arm/cumana_1.c @@ -5,7 +5,6 @@ */ #include <linux/module.h> #include <linux/signal.h> -#include <linux/sched.h> #include <linux/ioport.h> #include <linux/delay.h> #include <linux/blkdev.h> @@ -13,7 +12,6 @@ #include <asm/ecard.h> #include <asm/io.h> -#include <asm/system.h> #include "../scsi.h" #include <scsi/scsi_host.h> @@ -25,17 +23,18 @@ #define CUMANASCSI_PUBLIC_RELEASE 1 -#define NCR5380_implementation_fields int port, ctrl +#define priv(host) ((struct NCR5380_hostdata *)(host)->hostdata) #define NCR5380_local_declare() struct Scsi_Host *_instance #define NCR5380_setup(instance) _instance = instance #define NCR5380_read(reg) cumanascsi_read(_instance, reg) #define NCR5380_write(reg, value) cumanascsi_write(_instance, reg, value) #define NCR5380_intr cumanascsi_intr #define NCR5380_queue_command cumanascsi_queue_command -#define NCR5380_proc_info cumanascsi_proc_info -#define BOARD_NORMAL 0 -#define BOARD_NCR53C400 1 +#define NCR5380_implementation_fields \ + unsigned ctrl; \ + void __iomem *base; \ + void __iomem *dma #include "../NCR5380.h" @@ -48,192 +47,162 @@ const char *cumanascsi_info(struct Scsi_Host *spnt) return ""; } -#ifdef NOT_EFFICIENT -#define CTRL(p,v) outb(*ctrl = (v), (p) - 577) -#define STAT(p) inb((p)+1) -#define IN(p) inb((p)) -#define OUT(v,p) outb((v), (p)) -#else -#define CTRL(p,v) (p[-2308] = (*ctrl = (v))) -#define STAT(p) (p[4]) -#define IN(p) (*(p)) -#define IN2(p) ((unsigned short)(*(volatile unsigned long *)(p))) -#define OUT(v,p) (*(p) = (v)) -#define OUT2(v,p) (*((volatile unsigned long *)(p)) = (v)) -#endif -#define L(v) (((v)<<16)|((v) & 0x0000ffff)) -#define H(v) (((v)>>16)|((v) & 0xffff0000)) +#define CTRL 0x16fc +#define STAT 0x2004 +#define L(v) (((v)<<16)|((v) & 0x0000ffff)) +#define H(v) (((v)>>16)|((v) & 0xffff0000)) static inline int -NCR5380_pwrite(struct Scsi_Host *instance, unsigned char *addr, int len) +NCR5380_pwrite(struct Scsi_Host *host, unsigned char *addr, int len) { - int *ctrl = &((struct NCR5380_hostdata *)instance->hostdata)->ctrl; - int oldctrl = *ctrl; unsigned long *laddr; -#ifdef NOT_EFFICIENT - int iobase = instance->io_port; - int dma_io = iobase & ~(0x3C0000>>2); -#else - volatile unsigned char *iobase = (unsigned char *)ioaddr(instance->io_port); - volatile unsigned char *dma_io = (unsigned char *)((int)iobase & ~0x3C0000); -#endif + void __iomem *dma = priv(host)->dma + 0x2000; if(!len) return 0; - CTRL(iobase, 0x02); + writeb(0x02, priv(host)->base + CTRL); laddr = (unsigned long *)addr; while(len >= 32) { - int status; + unsigned int status; unsigned long v; - status = STAT(iobase); + status = readb(priv(host)->base + STAT); if(status & 0x80) goto end; if(!(status & 0x40)) continue; - v=*laddr++; OUT2(L(v),dma_io); OUT2(H(v),dma_io); - v=*laddr++; OUT2(L(v),dma_io); OUT2(H(v),dma_io); - v=*laddr++; OUT2(L(v),dma_io); OUT2(H(v),dma_io); - v=*laddr++; OUT2(L(v),dma_io); OUT2(H(v),dma_io); - v=*laddr++; OUT2(L(v),dma_io); OUT2(H(v),dma_io); - v=*laddr++; OUT2(L(v),dma_io); OUT2(H(v),dma_io); - v=*laddr++; OUT2(L(v),dma_io); OUT2(H(v),dma_io); - v=*laddr++; OUT2(L(v),dma_io); OUT2(H(v),dma_io); + v=*laddr++; writew(L(v), dma); writew(H(v), dma); + v=*laddr++; writew(L(v), dma); writew(H(v), dma); + v=*laddr++; writew(L(v), dma); writew(H(v), dma); + v=*laddr++; writew(L(v), dma); writew(H(v), dma); + v=*laddr++; writew(L(v), dma); writew(H(v), dma); + v=*laddr++; writew(L(v), dma); writew(H(v), dma); + v=*laddr++; writew(L(v), dma); writew(H(v), dma); + v=*laddr++; writew(L(v), dma); writew(H(v), dma); len -= 32; if(len == 0) break; } addr = (unsigned char *)laddr; - CTRL(iobase, 0x12); + writeb(0x12, priv(host)->base + CTRL); + while(len > 0) { - int status; - status = STAT(iobase); + unsigned int status; + status = readb(priv(host)->base + STAT); if(status & 0x80) goto end; if(status & 0x40) { - OUT(*addr++, dma_io); + writeb(*addr++, dma); if(--len == 0) break; } - status = STAT(iobase); + status = readb(priv(host)->base + STAT); if(status & 0x80) goto end; if(status & 0x40) { - OUT(*addr++, dma_io); + writeb(*addr++, dma); if(--len == 0) break; } } end: - CTRL(iobase, oldctrl|0x40); + writeb(priv(host)->ctrl | 0x40, priv(host)->base + CTRL); return len; } static inline int -NCR5380_pread(struct Scsi_Host *instance, unsigned char *addr, int len) +NCR5380_pread(struct Scsi_Host *host, unsigned char *addr, int len) { - int *ctrl = &((struct NCR5380_hostdata *)instance->hostdata)->ctrl; - int oldctrl = *ctrl; unsigned long *laddr; -#ifdef NOT_EFFICIENT - int iobase = instance->io_port; - int dma_io = iobase & ~(0x3C0000>>2); -#else - volatile unsigned char *iobase = (unsigned char *)ioaddr(instance->io_port); - volatile unsigned char *dma_io = (unsigned char *)((int)iobase & ~0x3C0000); -#endif + void __iomem *dma = priv(host)->dma + 0x2000; if(!len) return 0; - CTRL(iobase, 0x00); + writeb(0x00, priv(host)->base + CTRL); laddr = (unsigned long *)addr; while(len >= 32) { - int status; - status = STAT(iobase); + unsigned int status; + status = readb(priv(host)->base + STAT); if(status & 0x80) goto end; if(!(status & 0x40)) continue; - *laddr++ = IN2(dma_io)|(IN2(dma_io)<<16); - *laddr++ = IN2(dma_io)|(IN2(dma_io)<<16); - *laddr++ = IN2(dma_io)|(IN2(dma_io)<<16); - *laddr++ = IN2(dma_io)|(IN2(dma_io)<<16); - *laddr++ = IN2(dma_io)|(IN2(dma_io)<<16); - *laddr++ = IN2(dma_io)|(IN2(dma_io)<<16); - *laddr++ = IN2(dma_io)|(IN2(dma_io)<<16); - *laddr++ = IN2(dma_io)|(IN2(dma_io)<<16); + *laddr++ = readw(dma) | (readw(dma) << 16); + *laddr++ = readw(dma) | (readw(dma) << 16); + *laddr++ = readw(dma) | (readw(dma) << 16); + *laddr++ = readw(dma) | (readw(dma) << 16); + *laddr++ = readw(dma) | (readw(dma) << 16); + *laddr++ = readw(dma) | (readw(dma) << 16); + *laddr++ = readw(dma) | (readw(dma) << 16); + *laddr++ = readw(dma) | (readw(dma) << 16); len -= 32; if(len == 0) break; } addr = (unsigned char *)laddr; - CTRL(iobase, 0x10); + writeb(0x10, priv(host)->base + CTRL); + while(len > 0) { - int status; - status = STAT(iobase); + unsigned int status; + status = readb(priv(host)->base + STAT); if(status & 0x80) goto end; if(status & 0x40) { - *addr++ = IN(dma_io); + *addr++ = readb(dma); if(--len == 0) break; } - status = STAT(iobase); + status = readb(priv(host)->base + STAT); if(status & 0x80) goto end; if(status & 0x40) { - *addr++ = IN(dma_io); + *addr++ = readb(dma); if(--len == 0) break; } } end: - CTRL(iobase, oldctrl|0x40); + writeb(priv(host)->ctrl | 0x40, priv(host)->base + CTRL); return len; } -#undef STAT -#undef CTRL -#undef IN -#undef OUT +static unsigned char cumanascsi_read(struct Scsi_Host *host, unsigned int reg) +{ + void __iomem *base = priv(host)->base; + unsigned char val; -#define CTRL(p,v) outb(*ctrl = (v), (p) - 577) + writeb(0, base + CTRL); -static char cumanascsi_read(struct Scsi_Host *instance, int reg) -{ - unsigned int iobase = instance->io_port; - int i; - int *ctrl = &((struct NCR5380_hostdata *)instance->hostdata)->ctrl; + val = readb(base + 0x2100 + (reg << 2)); - CTRL(iobase, 0); - i = inb(iobase + 64 + reg); - CTRL(iobase, 0x40); + priv(host)->ctrl = 0x40; + writeb(0x40, base + CTRL); - return i; + return val; } -static void cumanascsi_write(struct Scsi_Host *instance, int reg, int value) +static void cumanascsi_write(struct Scsi_Host *host, unsigned int reg, unsigned int value) { - int iobase = instance->io_port; - int *ctrl = &((struct NCR5380_hostdata *)instance->hostdata)->ctrl; + void __iomem *base = priv(host)->base; - CTRL(iobase, 0); - outb(value, iobase + 64 + reg); - CTRL(iobase, 0x40); -} + writeb(0, base + CTRL); -#undef CTRL + writeb(value, base + 0x2100 + (reg << 2)); + + priv(host)->ctrl = 0x40; + writeb(0x40, base + CTRL); +} #include "../NCR5380.c" @@ -248,41 +217,54 @@ static struct scsi_host_template cumanascsi_template = { .this_id = 7, .sg_tablesize = SG_ALL, .cmd_per_lun = 2, - .unchecked_isa_dma = 0, .use_clustering = DISABLE_CLUSTERING, .proc_name = "CumanaSCSI-1", }; -static int __devinit -cumanascsi1_probe(struct expansion_card *ec, const struct ecard_id *id) +static int cumanascsi1_probe(struct expansion_card *ec, + const struct ecard_id *id) { struct Scsi_Host *host; - int ret = -ENOMEM; + int ret; - host = scsi_host_alloc(&cumanascsi_template, sizeof(struct NCR5380_hostdata)); - if (!host) + ret = ecard_request_resources(ec); + if (ret) goto out; - host->io_port = ecard_address(ec, ECARD_IOC, ECARD_SLOW) + 0x800; + host = scsi_host_alloc(&cumanascsi_template, sizeof(struct NCR5380_hostdata)); + if (!host) { + ret = -ENOMEM; + goto out_release; + } + + priv(host)->base = ioremap(ecard_resource_start(ec, ECARD_RES_IOCSLOW), + ecard_resource_len(ec, ECARD_RES_IOCSLOW)); + priv(host)->dma = ioremap(ecard_resource_start(ec, ECARD_RES_MEMC), + ecard_resource_len(ec, ECARD_RES_MEMC)); + if (!priv(host)->base || !priv(host)->dma) { + ret = -ENOMEM; + goto out_unmap; + } + host->irq = ec->irq; NCR5380_init(host, 0); + priv(host)->ctrl = 0; + writeb(0, priv(host)->base + CTRL); + host->n_io_port = 255; if (!(request_region(host->io_port, host->n_io_port, "CumanaSCSI-1"))) { ret = -EBUSY; - goto out_free; + goto out_unmap; } - ((struct NCR5380_hostdata *)host->hostdata)->ctrl = 0; - outb(0x00, host->io_port - 577); - - ret = request_irq(host->irq, cumanascsi_intr, IRQF_DISABLED, + ret = request_irq(host->irq, cumanascsi_intr, 0, "CumanaSCSI-1", host); if (ret) { printk("scsi%d: IRQ%d not free: %d\n", host->host_no, host->irq, ret); - goto out_release; + goto out_unmap; } printk("scsi%d: at port 0x%08lx irq %d", @@ -302,15 +284,17 @@ cumanascsi1_probe(struct expansion_card *ec, const struct ecard_id *id) out_free_irq: free_irq(host->irq, host); - out_release: - release_region(host->io_port, host->n_io_port); - out_free: + out_unmap: + iounmap(priv(host)->base); + iounmap(priv(host)->dma); scsi_host_put(host); + out_release: + ecard_release_resources(ec); out: return ret; } -static void __devexit cumanascsi1_remove(struct expansion_card *ec) +static void cumanascsi1_remove(struct expansion_card *ec) { struct Scsi_Host *host = ecard_get_drvdata(ec); @@ -319,8 +303,10 @@ static void __devexit cumanascsi1_remove(struct expansion_card *ec) scsi_remove_host(host); free_irq(host->irq, host); NCR5380_exit(host); - release_region(host->io_port, host->n_io_port); + iounmap(priv(host)->base); + iounmap(priv(host)->dma); scsi_host_put(host); + ecard_release_resources(ec); } static const struct ecard_id cumanascsi1_cids[] = { @@ -330,7 +316,7 @@ static const struct ecard_id cumanascsi1_cids[] = { static struct ecard_driver cumanascsi1_driver = { .probe = cumanascsi1_probe, - .remove = __devexit_p(cumanascsi1_remove), + .remove = cumanascsi1_remove, .id_table = cumanascsi1_cids, .drv = { .name = "cumanascsi1", diff --git a/drivers/scsi/arm/cumana_2.c b/drivers/scsi/arm/cumana_2.c index 719af0dcc0e..abc66f5263e 100644 --- a/drivers/scsi/arm/cumana_2.c +++ b/drivers/scsi/arm/cumana_2.c @@ -21,7 +21,6 @@ #include <linux/kernel.h> #include <linux/string.h> #include <linux/ioport.h> -#include <linux/sched.h> #include <linux/proc_fs.h> #include <linux/delay.h> #include <linux/interrupt.h> @@ -137,10 +136,9 @@ cumanascsi_2_terminator_ctl(struct Scsi_Host *host, int on_off) * Purpose : handle interrupts from Cumana SCSI 2 card * Params : irq - interrupt number * dev_id - user-defined (Scsi_Host structure) - * regs - processor registers at interrupt */ static irqreturn_t -cumanascsi_2_intr(int irq, void *dev_id, struct pt_regs *regs) +cumanascsi_2_intr(int irq, void *dev_id) { struct cumanascsi2_info *info = dev_id; @@ -180,10 +178,10 @@ cumanascsi_2_dma_setup(struct Scsi_Host *host, struct scsi_pointer *SCp, dma_dir = DMA_MODE_READ, alatch_dir = ALATCH_DMA_IN; - dma_map_sg(dev, info->sg, bufs + 1, map_dir); + dma_map_sg(dev, info->sg, bufs, map_dir); disable_dma(dmach); - set_dma_sg(dmach, info->sg, bufs + 1); + set_dma_sg(dmach, info->sg, bufs); writeb(alatch_dir, info->base + CUMANASCSI2_ALATCH); set_dma_mode(dmach, dma_dir); enable_dma(dmach); @@ -320,7 +318,7 @@ cumanascsi_2_set_proc_info(struct Scsi_Host *host, char *buffer, int length) { int ret = length; - if (length >= 11 && strcmp(buffer, "CUMANASCSI2") == 0) { + if (length >= 11 && strncmp(buffer, "CUMANASCSI2", 11) == 0) { buffer += 11; length -= 11; @@ -339,50 +337,25 @@ cumanascsi_2_set_proc_info(struct Scsi_Host *host, char *buffer, int length) return ret; } -/* Prototype: int cumanascsi_2_proc_info(char *buffer, char **start, off_t offset, - * int length, int host_no, int inout) - * Purpose : Return information about the driver to a user process accessing - * the /proc filesystem. - * Params : buffer - a buffer to write information to - * start - a pointer into this buffer set by this routine to the start - * of the required information. - * offset - offset into information that we have read upto. - * length - length of buffer - * host_no - host number to return information for - * inout - 0 for reading, 1 for writing. - * Returns : length of data written to buffer. - */ -int cumanascsi_2_proc_info (struct Scsi_Host *host, char *buffer, char **start, off_t offset, - int length, int inout) +static int cumanascsi_2_show_info(struct seq_file *m, struct Scsi_Host *host) { struct cumanascsi2_info *info; - char *p = buffer; - int pos; - - if (inout == 1) - return cumanascsi_2_set_proc_info(host, buffer, length); - info = (struct cumanascsi2_info *)host->hostdata; - p += sprintf(p, "Cumana SCSI II driver v%s\n", VERSION); - p += fas216_print_host(&info->info, p); - p += sprintf(p, "Term : o%s\n", + seq_printf(m, "Cumana SCSI II driver v%s\n", VERSION); + fas216_print_host(&info->info, m); + seq_printf(m, "Term : o%s\n", info->terms ? "n" : "ff"); - p += fas216_print_stats(&info->info, p); - p += fas216_print_devices(&info->info, p); - - *start = buffer + offset; - pos = p - buffer - offset; - if (pos > length) - pos = length; - - return pos; + fas216_print_stats(&info->info, m); + fas216_print_devices(&info->info, m); + return 0; } static struct scsi_host_template cumanascsi2_template = { .module = THIS_MODULE, - .proc_info = cumanascsi_2_proc_info, + .show_info = cumanascsi_2_show_info, + .write_info = cumanascsi_2_set_proc_info, .name = "Cumana SCSI II", .info = cumanascsi_2_info, .queuecommand = fas216_queue_command, @@ -392,18 +365,18 @@ static struct scsi_host_template cumanascsi2_template = { .eh_abort_handler = fas216_eh_abort, .can_queue = 1, .this_id = 7, - .sg_tablesize = SG_ALL, + .sg_tablesize = SCSI_MAX_SG_CHAIN_SEGMENTS, + .dma_boundary = IOMD_DMA_BOUNDARY, .cmd_per_lun = 1, .use_clustering = DISABLE_CLUSTERING, .proc_name = "cumanascsi2", }; -static int __devinit -cumanascsi2_probe(struct expansion_card *ec, const struct ecard_id *id) +static int cumanascsi2_probe(struct expansion_card *ec, + const struct ecard_id *id) { struct Scsi_Host *host; struct cumanascsi2_info *info; - unsigned long resbase, reslen; void __iomem *base; int ret; @@ -411,9 +384,7 @@ cumanascsi2_probe(struct expansion_card *ec, const struct ecard_id *id) if (ret) goto out; - resbase = ecard_resource_start(ec, ECARD_RES_MEMC); - reslen = ecard_resource_len(ec, ECARD_RES_MEMC); - base = ioremap(resbase, reslen); + base = ecardm_iomap(ec, ECARD_RES_MEMC, 0, 0); if (!base) { ret = -ENOMEM; goto out_region; @@ -423,7 +394,7 @@ cumanascsi2_probe(struct expansion_card *ec, const struct ecard_id *id) sizeof(struct cumanascsi2_info)); if (!host) { ret = -ENOMEM; - goto out_unmap; + goto out_region; } ecard_set_drvdata(ec, host); @@ -452,15 +423,15 @@ cumanascsi2_probe(struct expansion_card *ec, const struct ecard_id *id) ec->irqaddr = info->base + CUMANASCSI2_STATUS; ec->irqmask = STATUS_INT; - ec->irq_data = info; - ec->ops = &cumanascsi_2_ops; + + ecard_setirq(ec, &cumanascsi_2_ops, info); ret = fas216_init(host); if (ret) goto out_free; ret = request_irq(ec->irq, cumanascsi_2_intr, - IRQF_DISABLED, "cumanascsi2", info); + 0, "cumanascsi2", info); if (ret) { printk("scsi%d: IRQ%d not free: %d\n", host->host_no, ec->irq, ret); @@ -492,9 +463,6 @@ cumanascsi2_probe(struct expansion_card *ec, const struct ecard_id *id) out_free: scsi_host_put(host); - out_unmap: - iounmap(base); - out_region: ecard_release_resources(ec); @@ -502,7 +470,7 @@ cumanascsi2_probe(struct expansion_card *ec, const struct ecard_id *id) return ret; } -static void __devexit cumanascsi2_remove(struct expansion_card *ec) +static void cumanascsi2_remove(struct expansion_card *ec) { struct Scsi_Host *host = ecard_get_drvdata(ec); struct cumanascsi2_info *info = (struct cumanascsi2_info *)host->hostdata; @@ -514,8 +482,6 @@ static void __devexit cumanascsi2_remove(struct expansion_card *ec) free_dma(info->info.scsi.dma); free_irq(ec->irq, info); - iounmap(info->base); - fas216_release(host); scsi_host_put(host); ecard_release_resources(ec); @@ -528,7 +494,7 @@ static const struct ecard_id cumanascsi2_cids[] = { static struct ecard_driver cumanascsi2_driver = { .probe = cumanascsi2_probe, - .remove = __devexit_p(cumanascsi2_remove), + .remove = cumanascsi2_remove, .id_table = cumanascsi2_cids, .drv = { .name = "cumanascsi2", diff --git a/drivers/scsi/arm/ecoscsi.c b/drivers/scsi/arm/ecoscsi.c deleted file mode 100644 index 6adcccbf444..00000000000 --- a/drivers/scsi/arm/ecoscsi.c +++ /dev/null @@ -1,237 +0,0 @@ -#define AUTOSENSE -/* #define PSEUDO_DMA */ - -/* - * EcoSCSI Generic NCR5380 driver - * - * Copyright 1995, Russell King - * - * ALPHA RELEASE 1. - * - * For more information, please consult - * - * NCR 5380 Family - * SCSI Protocol Controller - * Databook - * - * NCR Microelectronics - * 1635 Aeroplaza Drive - * Colorado Springs, CO 80916 - * 1+ (719) 578-3400 - * 1+ (800) 334-5454 - */ - -#include <linux/module.h> -#include <linux/signal.h> -#include <linux/sched.h> -#include <linux/ioport.h> -#include <linux/delay.h> -#include <linux/init.h> -#include <linux/blkdev.h> - -#include <asm/io.h> -#include <asm/system.h> - -#include "../scsi.h" -#include <scsi/scsi_host.h> - -#define NCR5380_implementation_fields int port, ctrl -#define NCR5380_local_declare() struct Scsi_Host *_instance -#define NCR5380_setup(instance) _instance = instance - -#define NCR5380_read(reg) ecoscsi_read(_instance, reg) -#define NCR5380_write(reg, value) ecoscsi_write(_instance, reg, value) - -#define NCR5380_intr ecoscsi_intr -#define NCR5380_queue_command ecoscsi_queue_command -#define NCR5380_proc_info ecoscsi_proc_info - -#include "../NCR5380.h" - -#define ECOSCSI_PUBLIC_RELEASE 1 - -static char ecoscsi_read(struct Scsi_Host *instance, int reg) -{ - int iobase = instance->io_port; - outb(reg | 8, iobase); - return inb(iobase + 1); -} - -static void ecoscsi_write(struct Scsi_Host *instance, int reg, int value) -{ - int iobase = instance->io_port; - outb(reg | 8, iobase); - outb(value, iobase + 1); -} - -/* - * Function : ecoscsi_setup(char *str, int *ints) - * - * Purpose : LILO command line initialization of the overrides array, - * - * Inputs : str - unused, ints - array of integer parameters with ints[0] - * equal to the number of ints. - * - */ - -void ecoscsi_setup(char *str, int *ints) -{ -} - -const char * ecoscsi_info (struct Scsi_Host *spnt) -{ - return ""; -} - -#if 0 -#define STAT(p) inw(p + 144) - -static inline int NCR5380_pwrite(struct Scsi_Host *host, unsigned char *addr, - int len) -{ - int iobase = host->io_port; -printk("writing %p len %d\n",addr, len); - if(!len) return -1; - - while(1) - { - int status; - while(((status = STAT(iobase)) & 0x100)==0); - } -} - -static inline int NCR5380_pread(struct Scsi_Host *host, unsigned char *addr, - int len) -{ - int iobase = host->io_port; - int iobase2= host->io_port + 0x100; - unsigned char *start = addr; - int s; -printk("reading %p len %d\n",addr, len); - outb(inb(iobase + 128), iobase + 135); - while(len > 0) - { - int status,b,i, timeout; - timeout = 0x07FFFFFF; - while(((status = STAT(iobase)) & 0x100)==0) - { - timeout--; - if(status & 0x200 || !timeout) - { - printk("status = %p\n",status); - outb(0, iobase + 135); - return 1; - } - } - if(len >= 128) - { - for(i=0; i<64; i++) - { - b = inw(iobase + 136); - *addr++ = b; - *addr++ = b>>8; - } - len -= 128; - } - else - { - b = inw(iobase + 136); - *addr ++ = b; - len -= 1; - if(len) - *addr ++ = b>>8; - len -= 1; - } - } - outb(0, iobase + 135); - printk("first bytes = %02X %02X %02X %20X %02X %02X %02X\n",*start, start[1], start[2], start[3], start[4], start[5], start[6]); - return 1; -} -#endif -#undef STAT - -#define BOARD_NORMAL 0 -#define BOARD_NCR53C400 1 - -#include "../NCR5380.c" - -static struct scsi_host_template ecoscsi_template = { - .module = THIS_MODULE, - .name = "Serial Port EcoSCSI NCR5380", - .proc_name = "ecoscsi", - .info = ecoscsi_info, - .queuecommand = ecoscsi_queue_command, - .eh_abort_handler = NCR5380_abort, - .eh_bus_reset_handler = NCR5380_bus_reset, - .can_queue = 16, - .this_id = 7, - .sg_tablesize = SG_ALL, - .cmd_per_lun = 2, - .use_clustering = DISABLE_CLUSTERING -}; - -static struct Scsi_Host *host; - -static int __init ecoscsi_init(void) -{ - - host = scsi_host_alloc(tpnt, sizeof(struct NCR5380_hostdata)); - if (!host) - return 0; - - host->io_port = 0x80ce8000; - host->n_io_port = 144; - host->irq = IRQ_NONE; - - if (!(request_region(host->io_port, host->n_io_port, "ecoscsi")) ) - goto unregister_scsi; - - ecoscsi_write(host, MODE_REG, 0x20); /* Is it really SCSI? */ - if (ecoscsi_read(host, MODE_REG) != 0x20) /* Write to a reg. */ - goto release_reg; - - ecoscsi_write(host, MODE_REG, 0x00 ); /* it back. */ - if (ecoscsi_read(host, MODE_REG) != 0x00) - goto release_reg; - - NCR5380_init(host, 0); - - printk("scsi%d: at port 0x%08lx irqs disabled", host->host_no, host->io_port); - printk(" options CAN_QUEUE=%d CMD_PER_LUN=%d release=%d", - host->can_queue, host->cmd_per_lun, ECOSCSI_PUBLIC_RELEASE); - printk("\nscsi%d:", host->host_no); - NCR5380_print_options(host); - printk("\n"); - - scsi_add_host(host, NULL); /* XXX handle failure */ - scsi_scan_host(host); - return 0; - -release_reg: - release_region(host->io_port, host->n_io_port); -unregister_scsi: - scsi_host_put(host); - return -ENODEV; -} - -static void __exit ecoscsi_exit(void) -{ - scsi_remove_host(host); - - if (shpnt->irq != IRQ_NONE) - free_irq(shpnt->irq, NULL); - NCR5380_exit(host); - if (shpnt->io_port) - release_region(shpnt->io_port, shpnt->n_io_port); - - scsi_host_put(host); - return 0; -} - -module_init(ecoscsi_init); -module_exit(ecoscsi_exit); - -MODULE_AUTHOR("Russell King"); -MODULE_DESCRIPTION("Econet-SCSI driver for Acorn machines"); -MODULE_LICENSE("GPL"); - diff --git a/drivers/scsi/arm/eesox.c b/drivers/scsi/arm/eesox.c index dcbb4b2b3fe..5bf3c0d134b 100644 --- a/drivers/scsi/arm/eesox.c +++ b/drivers/scsi/arm/eesox.c @@ -27,7 +27,6 @@ #include <linux/kernel.h> #include <linux/string.h> #include <linux/ioport.h> -#include <linux/sched.h> #include <linux/proc_fs.h> #include <linux/delay.h> #include <linux/interrupt.h> @@ -138,10 +137,9 @@ eesoxscsi_terminator_ctl(struct Scsi_Host *host, int on_off) * Purpose : handle interrupts from EESOX SCSI card * Params : irq - interrupt number * dev_id - user-defined (Scsi_Host structure) - * regs - processor registers at interrupt */ static irqreturn_t -eesoxscsi_intr(int irq, void *dev_id, struct pt_regs *regs) +eesoxscsi_intr(int irq, void *dev_id) { struct eesoxscsi_info *info = dev_id; @@ -177,10 +175,10 @@ eesoxscsi_dma_setup(struct Scsi_Host *host, struct scsi_pointer *SCp, map_dir = DMA_FROM_DEVICE, dma_dir = DMA_MODE_READ; - dma_map_sg(dev, info->sg, bufs + 1, map_dir); + dma_map_sg(dev, info->sg, bufs, map_dir); disable_dma(dmach); - set_dma_sg(dmach, info->sg, bufs + 1); + set_dma_sg(dmach, info->sg, bufs); set_dma_mode(dmach, dma_dir); enable_dma(dmach); return fasdma_real_all; @@ -198,7 +196,7 @@ static void eesoxscsi_buffer_in(void *buf, int length, void __iomem *base) const void __iomem *reg_fas = base + EESOX_FAS216_OFFSET; const void __iomem *reg_dmastat = base + EESOX_DMASTAT; const void __iomem *reg_dmadata = base + EESOX_DMADATA; - const register unsigned long mask = 0xffff; + register const unsigned long mask = 0xffff; do { unsigned int status; @@ -275,7 +273,7 @@ static void eesoxscsi_buffer_out(void *buf, int length, void __iomem *base) { const void __iomem *reg_fas = base + EESOX_FAS216_OFFSET; const void __iomem *reg_dmastat = base + EESOX_DMASTAT; - const void __iomem *reg_dmadata = base + EESOX_DMADATA; + void __iomem *reg_dmadata = base + EESOX_DMADATA; do { unsigned int status; @@ -424,45 +422,20 @@ eesoxscsi_set_proc_info(struct Scsi_Host *host, char *buffer, int length) return ret; } -/* Prototype: int eesoxscsi_proc_info(char *buffer, char **start, off_t offset, - * int length, int host_no, int inout) - * Purpose : Return information about the driver to a user process accessing - * the /proc filesystem. - * Params : buffer - a buffer to write information to - * start - a pointer into this buffer set by this routine to the start - * of the required information. - * offset - offset into information that we have read upto. - * length - length of buffer - * host_no - host number to return information for - * inout - 0 for reading, 1 for writing. - * Returns : length of data written to buffer. - */ -int eesoxscsi_proc_info(struct Scsi_Host *host, char *buffer, char **start, off_t offset, - int length, int inout) +static int eesoxscsi_show_info(struct seq_file *m, struct Scsi_Host *host) { struct eesoxscsi_info *info; - char *p = buffer; - int pos; - - if (inout == 1) - return eesoxscsi_set_proc_info(host, buffer, length); info = (struct eesoxscsi_info *)host->hostdata; - p += sprintf(p, "EESOX SCSI driver v%s\n", VERSION); - p += fas216_print_host(&info->info, p); - p += sprintf(p, "Term : o%s\n", + seq_printf(m, "EESOX SCSI driver v%s\n", VERSION); + fas216_print_host(&info->info, m); + seq_printf(m, "Term : o%s\n", info->control & EESOX_TERM_ENABLE ? "n" : "ff"); - p += fas216_print_stats(&info->info, p); - p += fas216_print_devices(&info->info, p); - - *start = buffer + offset; - pos = p - buffer - offset; - if (pos > length) - pos = length; - - return pos; + fas216_print_stats(&info->info, m); + fas216_print_devices(&info->info, m); + return 0; } static ssize_t eesoxscsi_show_term(struct device *dev, struct device_attribute *attr, char *buf) @@ -500,7 +473,8 @@ static DEVICE_ATTR(bus_term, S_IRUGO | S_IWUSR, static struct scsi_host_template eesox_template = { .module = THIS_MODULE, - .proc_info = eesoxscsi_proc_info, + .show_info = eesoxscsi_show_info, + .write_info = eesoxscsi_set_proc_info, .name = "EESOX SCSI", .info = eesoxscsi_info, .queuecommand = fas216_queue_command, @@ -510,18 +484,17 @@ static struct scsi_host_template eesox_template = { .eh_abort_handler = fas216_eh_abort, .can_queue = 1, .this_id = 7, - .sg_tablesize = SG_ALL, + .sg_tablesize = SCSI_MAX_SG_CHAIN_SEGMENTS, + .dma_boundary = IOMD_DMA_BOUNDARY, .cmd_per_lun = 1, .use_clustering = DISABLE_CLUSTERING, .proc_name = "eesox", }; -static int __devinit -eesoxscsi_probe(struct expansion_card *ec, const struct ecard_id *id) +static int eesoxscsi_probe(struct expansion_card *ec, const struct ecard_id *id) { struct Scsi_Host *host; struct eesoxscsi_info *info; - unsigned long resbase, reslen; void __iomem *base; int ret; @@ -529,9 +502,7 @@ eesoxscsi_probe(struct expansion_card *ec, const struct ecard_id *id) if (ret) goto out; - resbase = ecard_resource_start(ec, ECARD_RES_IOCFAST); - reslen = ecard_resource_len(ec, ECARD_RES_IOCFAST); - base = ioremap(resbase, reslen); + base = ecardm_iomap(ec, ECARD_RES_IOCFAST, 0, 0); if (!base) { ret = -ENOMEM; goto out_region; @@ -541,7 +512,7 @@ eesoxscsi_probe(struct expansion_card *ec, const struct ecard_id *id) sizeof(struct eesoxscsi_info)); if (!host) { ret = -ENOMEM; - goto out_unmap; + goto out_region; } ecard_set_drvdata(ec, host); @@ -571,8 +542,8 @@ eesoxscsi_probe(struct expansion_card *ec, const struct ecard_id *id) ec->irqaddr = base + EESOX_DMASTAT; ec->irqmask = EESOX_STAT_INTR; - ec->irq_data = info; - ec->ops = &eesoxscsi_ops; + + ecard_setirq(ec, &eesoxscsi_ops, info); device_create_file(&ec->dev, &dev_attr_bus_term); @@ -614,9 +585,6 @@ eesoxscsi_probe(struct expansion_card *ec, const struct ecard_id *id) device_remove_file(&ec->dev, &dev_attr_bus_term); scsi_host_put(host); - out_unmap: - iounmap(base); - out_region: ecard_release_resources(ec); @@ -624,7 +592,7 @@ eesoxscsi_probe(struct expansion_card *ec, const struct ecard_id *id) return ret; } -static void __devexit eesoxscsi_remove(struct expansion_card *ec) +static void eesoxscsi_remove(struct expansion_card *ec) { struct Scsi_Host *host = ecard_get_drvdata(ec); struct eesoxscsi_info *info = (struct eesoxscsi_info *)host->hostdata; @@ -638,8 +606,6 @@ static void __devexit eesoxscsi_remove(struct expansion_card *ec) device_remove_file(&ec->dev, &dev_attr_bus_term); - iounmap(info->base); - fas216_release(host); scsi_host_put(host); ecard_release_resources(ec); @@ -652,7 +618,7 @@ static const struct ecard_id eesoxscsi_cids[] = { static struct ecard_driver eesoxscsi_driver = { .probe = eesoxscsi_probe, - .remove = __devexit_p(eesoxscsi_remove), + .remove = eesoxscsi_remove, .id_table = eesoxscsi_cids, .drv = { .name = "eesoxscsi", diff --git a/drivers/scsi/arm/fas216.c b/drivers/scsi/arm/fas216.c index 4cf7afc31cc..b46a6f6c0eb 100644 --- a/drivers/scsi/arm/fas216.c +++ b/drivers/scsi/arm/fas216.c @@ -39,7 +39,6 @@ #include <linux/kernel.h> #include <linux/string.h> #include <linux/ioport.h> -#include <linux/sched.h> #include <linux/proc_fs.h> #include <linux/delay.h> #include <linux/bitops.h> @@ -180,6 +179,7 @@ static void print_SCp(struct scsi_pointer *SCp, const char *prefix, const char * SCp->buffers_residual, suffix); } +#ifdef CHECK_STRUCTURE static void fas216_dumpinfo(FAS216_Info *info) { static int used = 0; @@ -224,7 +224,6 @@ static void fas216_dumpinfo(FAS216_Info *info) info->internal_done, info->magic_end); } -#ifdef CHECK_STRUCTURE static void __fas216_checkmagic(FAS216_Info *info, const char *func) { int corruption = 0; @@ -241,7 +240,7 @@ static void __fas216_checkmagic(FAS216_Info *info, const char *func) panic("scsi memory space corrupted in %s", func); } } -#define fas216_checkmagic(info) __fas216_checkmagic((info), __FUNCTION__) +#define fas216_checkmagic(info) __fas216_checkmagic((info), __func__) #else #define fas216_checkmagic(info) #endif @@ -297,8 +296,8 @@ fas216_do_log(FAS216_Info *info, char target, char *fmt, va_list ap) printk("scsi%d.%c: %s", info->host->host_no, target, buf); } -static void -fas216_log_command(FAS216_Info *info, int level, Scsi_Cmnd *SCpnt, char *fmt, ...) +static void fas216_log_command(FAS216_Info *info, int level, + struct scsi_cmnd *SCpnt, char *fmt, ...) { va_list args; @@ -634,7 +633,7 @@ static void fas216_updateptrs(FAS216_Info *info, int bytes_transferred) BUG_ON(bytes_transferred < 0); - info->SCpnt->request_bufflen -= bytes_transferred; + SCp->phase -= bytes_transferred; while (bytes_transferred != 0) { if (SCp->this_residual > bytes_transferred) @@ -716,7 +715,7 @@ static void fas216_cleanuptransfer(FAS216_Info *info) return; if (dmatype == fasdma_real_all) - total = info->SCpnt->request_bufflen; + total = info->scsi.SCp.phase; else total = info->scsi.SCp.this_residual; @@ -754,7 +753,7 @@ static void fas216_transfer(FAS216_Info *info) fas216_log(info, LOG_BUFFER, "starttransfer: buffer %p length 0x%06x reqlen 0x%06x", info->scsi.SCp.ptr, info->scsi.SCp.this_residual, - info->SCpnt->request_bufflen); + info->scsi.SCp.phase); if (!info->scsi.SCp.ptr) { fas216_log(info, LOG_ERROR, "null buffer passed to " @@ -785,7 +784,7 @@ static void fas216_transfer(FAS216_Info *info) info->dma.transfer_type = dmatype; if (dmatype == fasdma_real_all) - fas216_set_stc(info, info->SCpnt->request_bufflen); + fas216_set_stc(info, info->scsi.SCp.phase); else fas216_set_stc(info, info->scsi.SCp.this_residual); @@ -1662,7 +1661,7 @@ irqreturn_t fas216_intr(FAS216_Info *info) return handled; } -static void __fas216_start_command(FAS216_Info *info, Scsi_Cmnd *SCpnt) +static void __fas216_start_command(FAS216_Info *info, struct scsi_cmnd *SCpnt) { int tot_msglen; @@ -1754,7 +1753,7 @@ static int parity_test(FAS216_Info *info, int target) return info->device[target].parity_check; } -static void fas216_start_command(FAS216_Info *info, Scsi_Cmnd *SCpnt) +static void fas216_start_command(FAS216_Info *info, struct scsi_cmnd *SCpnt) { int disconnect_ok; @@ -1808,7 +1807,7 @@ static void fas216_start_command(FAS216_Info *info, Scsi_Cmnd *SCpnt) __fas216_start_command(info, SCpnt); } -static void fas216_allocate_tag(FAS216_Info *info, Scsi_Cmnd *SCpnt) +static void fas216_allocate_tag(FAS216_Info *info, struct scsi_cmnd *SCpnt) { #ifdef SCSI2_TAG /* @@ -1842,7 +1841,8 @@ static void fas216_allocate_tag(FAS216_Info *info, Scsi_Cmnd *SCpnt) } } -static void fas216_do_bus_device_reset(FAS216_Info *info, Scsi_Cmnd *SCpnt) +static void fas216_do_bus_device_reset(FAS216_Info *info, + struct scsi_cmnd *SCpnt) { struct message *msg; @@ -1890,7 +1890,7 @@ static void fas216_do_bus_device_reset(FAS216_Info *info, Scsi_Cmnd *SCpnt) */ static void fas216_kick(FAS216_Info *info) { - Scsi_Cmnd *SCpnt = NULL; + struct scsi_cmnd *SCpnt = NULL; #define TYPE_OTHER 0 #define TYPE_RESET 1 #define TYPE_QUEUE 2 @@ -1978,8 +1978,8 @@ static void fas216_kick(FAS216_Info *info) /* * Clean up from issuing a BUS DEVICE RESET message to a device. */ -static void -fas216_devicereset_done(FAS216_Info *info, Scsi_Cmnd *SCpnt, unsigned int result) +static void fas216_devicereset_done(FAS216_Info *info, struct scsi_cmnd *SCpnt, + unsigned int result) { fas216_log(info, LOG_ERROR, "fas216 device reset complete"); @@ -1996,8 +1996,8 @@ fas216_devicereset_done(FAS216_Info *info, Scsi_Cmnd *SCpnt, unsigned int result * * Finish processing automatic request sense command */ -static void -fas216_rq_sns_done(FAS216_Info *info, Scsi_Cmnd *SCpnt, unsigned int result) +static void fas216_rq_sns_done(FAS216_Info *info, struct scsi_cmnd *SCpnt, + unsigned int result) { fas216_log_target(info, LOG_CONNECT, SCpnt->device->id, "request sense complete, result=0x%04x%02x%02x", @@ -2018,6 +2018,7 @@ fas216_rq_sns_done(FAS216_Info *info, Scsi_Cmnd *SCpnt, unsigned int result) * the upper layers to process. This would have been set * correctly by fas216_std_done. */ + scsi_eh_restore_cmnd(SCpnt, &info->ses); SCpnt->scsi_done(SCpnt); } @@ -2030,7 +2031,7 @@ fas216_rq_sns_done(FAS216_Info *info, Scsi_Cmnd *SCpnt, unsigned int result) * Finish processing of standard command */ static void -fas216_std_done(FAS216_Info *info, Scsi_Cmnd *SCpnt, unsigned int result) +fas216_std_done(FAS216_Info *info, struct scsi_cmnd *SCpnt, unsigned int result) { info->stats.fins += 1; @@ -2103,22 +2104,12 @@ request_sense: if (SCpnt->cmnd[0] == REQUEST_SENSE) goto done; + scsi_eh_prep_cmnd(SCpnt, &info->ses, NULL, 0, ~0); fas216_log_target(info, LOG_CONNECT, SCpnt->device->id, "requesting sense"); - memset(SCpnt->cmnd, 0, sizeof (SCpnt->cmnd)); - SCpnt->cmnd[0] = REQUEST_SENSE; - SCpnt->cmnd[1] = SCpnt->device->lun << 5; - SCpnt->cmnd[4] = sizeof(SCpnt->sense_buffer); - SCpnt->cmd_len = COMMAND_SIZE(SCpnt->cmnd[0]); - SCpnt->SCp.buffer = NULL; - SCpnt->SCp.buffers_residual = 0; - SCpnt->SCp.ptr = (char *)SCpnt->sense_buffer; - SCpnt->SCp.this_residual = sizeof(SCpnt->sense_buffer); + init_SCp(SCpnt); SCpnt->SCp.Message = 0; SCpnt->SCp.Status = 0; - SCpnt->request_bufflen = sizeof(SCpnt->sense_buffer); - SCpnt->sc_data_direction = DMA_FROM_DEVICE; - SCpnt->use_sg = 0; SCpnt->tag = 0; SCpnt->host_scribble = (void *)fas216_rq_sns_done; @@ -2128,7 +2119,7 @@ request_sense: * executed, unless a target connects to us. */ if (info->reqSCpnt) - printk(KERN_WARNING "scsi%d.%c: loosing request command\n", + printk(KERN_WARNING "scsi%d.%c: losing request command\n", info->host->host_no, '0' + SCpnt->device->id); info->reqSCpnt = SCpnt; } @@ -2142,8 +2133,8 @@ request_sense: */ static void fas216_done(FAS216_Info *info, unsigned int result) { - void (*fn)(FAS216_Info *, Scsi_Cmnd *, unsigned int); - Scsi_Cmnd *SCpnt; + void (*fn)(FAS216_Info *, struct scsi_cmnd *, unsigned int); + struct scsi_cmnd *SCpnt; unsigned long flags; fas216_checkmagic(info); @@ -2182,10 +2173,10 @@ static void fas216_done(FAS216_Info *info, unsigned int result) info->device[SCpnt->device->id].parity_check = 0; clear_bit(SCpnt->device->id * 8 + SCpnt->device->lun, info->busyluns); - fn = (void (*)(FAS216_Info *, Scsi_Cmnd *, unsigned int))SCpnt->host_scribble; + fn = (void (*)(FAS216_Info *, struct scsi_cmnd *, unsigned int))SCpnt->host_scribble; fn(info, SCpnt, result); - if (info->scsi.irq != NO_IRQ) { + if (info->scsi.irq) { spin_lock_irqsave(&info->host_lock, flags); if (info->scsi.phase == PHASE_IDLE) fas216_kick(info); @@ -2207,7 +2198,8 @@ no_command: * Returns: 0 on success, else error. * Notes: io_request_lock is held, interrupts are disabled. */ -int fas216_queue_command(Scsi_Cmnd *SCpnt, void (*done)(Scsi_Cmnd *)) +static int fas216_queue_command_lck(struct scsi_cmnd *SCpnt, + void (*done)(struct scsi_cmnd *)) { FAS216_Info *info = (FAS216_Info *)SCpnt->device->host->hostdata; int result; @@ -2248,13 +2240,15 @@ int fas216_queue_command(Scsi_Cmnd *SCpnt, void (*done)(Scsi_Cmnd *)) return result; } +DEF_SCSI_QCMD(fas216_queue_command) + /** * fas216_internal_done - trigger restart of a waiting thread in fas216_noqueue_command * @SCpnt: Command to wake * * Trigger restart of a waiting thread in fas216_command */ -static void fas216_internal_done(Scsi_Cmnd *SCpnt) +static void fas216_internal_done(struct scsi_cmnd *SCpnt) { FAS216_Info *info = (FAS216_Info *)SCpnt->device->host->hostdata; @@ -2271,7 +2265,8 @@ static void fas216_internal_done(Scsi_Cmnd *SCpnt) * Returns: scsi result code. * Notes: io_request_lock is held, interrupts are disabled. */ -int fas216_noqueue_command(Scsi_Cmnd *SCpnt, void (*done)(Scsi_Cmnd *)) +static int fas216_noqueue_command_lck(struct scsi_cmnd *SCpnt, + void (*done)(struct scsi_cmnd *)) { FAS216_Info *info = (FAS216_Info *)SCpnt->device->host->hostdata; @@ -2281,10 +2276,10 @@ int fas216_noqueue_command(Scsi_Cmnd *SCpnt, void (*done)(Scsi_Cmnd *)) * We should only be using this if we don't have an interrupt. * Provide some "incentive" to use the queueing code. */ - BUG_ON(info->scsi.irq != NO_IRQ); + BUG_ON(info->scsi.irq); info->internal_done = 0; - fas216_queue_command(SCpnt, fas216_internal_done); + fas216_queue_command_lck(SCpnt, fas216_internal_done); /* * This wastes time, since we can't return until the command is @@ -2299,7 +2294,7 @@ int fas216_noqueue_command(Scsi_Cmnd *SCpnt, void (*done)(Scsi_Cmnd *)) * If we don't have an IRQ, then we must poll the card for * it's interrupt, and use that to call this driver's * interrupt routine. That way, we keep the command - * progressing. Maybe we can add some inteligence here + * progressing. Maybe we can add some intelligence here * and go to sleep if we know that the device is going * to be some time (eg, disconnected). */ @@ -2317,6 +2312,8 @@ int fas216_noqueue_command(Scsi_Cmnd *SCpnt, void (*done)(Scsi_Cmnd *)) return 0; } +DEF_SCSI_QCMD(fas216_noqueue_command) + /* * Error handler timeout function. Indicate that we timed out, * and wake up any error handler process so it can continue. @@ -2350,7 +2347,8 @@ enum res_find { * Decide how to abort a command. * Returns: abort status */ -static enum res_find fas216_find_command(FAS216_Info *info, Scsi_Cmnd *SCpnt) +static enum res_find fas216_find_command(FAS216_Info *info, + struct scsi_cmnd *SCpnt) { enum res_find res = res_failed; @@ -2417,7 +2415,7 @@ static enum res_find fas216_find_command(FAS216_Info *info, Scsi_Cmnd *SCpnt) * Returns: FAILED if unable to abort * Notes: io_request_lock is taken, and irqs are disabled */ -int fas216_eh_abort(Scsi_Cmnd *SCpnt) +int fas216_eh_abort(struct scsi_cmnd *SCpnt) { FAS216_Info *info = (FAS216_Info *)SCpnt->device->host->hostdata; int result = FAILED; @@ -2474,7 +2472,7 @@ int fas216_eh_abort(Scsi_Cmnd *SCpnt) * Notes: We won't be re-entered, so we'll only have one device * reset on the go at one time. */ -int fas216_eh_device_reset(Scsi_Cmnd *SCpnt) +int fas216_eh_device_reset(struct scsi_cmnd *SCpnt) { FAS216_Info *info = (FAS216_Info *)SCpnt->device->host->hostdata; unsigned long flags; @@ -2522,7 +2520,7 @@ int fas216_eh_device_reset(Scsi_Cmnd *SCpnt) if (info->scsi.phase == PHASE_IDLE) fas216_kick(info); - mod_timer(&info->eh_timer, 30 * HZ); + mod_timer(&info->eh_timer, jiffies + 30 * HZ); spin_unlock_irqrestore(&info->host_lock, flags); /* @@ -2555,7 +2553,7 @@ int fas216_eh_device_reset(Scsi_Cmnd *SCpnt) * Returns: FAILED if unable to reset. * Notes: Further commands are blocked. */ -int fas216_eh_bus_reset(Scsi_Cmnd *SCpnt) +int fas216_eh_bus_reset(struct scsi_cmnd *SCpnt) { FAS216_Info *info = (FAS216_Info *)SCpnt->device->host->hostdata; unsigned long flags; @@ -2655,7 +2653,7 @@ static void fas216_init_chip(FAS216_Info *info) * Returns: FAILED if unable to reset. * Notes: io_request_lock is taken, and irqs are disabled */ -int fas216_eh_host_reset(Scsi_Cmnd *SCpnt) +int fas216_eh_host_reset(struct scsi_cmnd *SCpnt) { FAS216_Info *info = (FAS216_Info *)SCpnt->device->host->hostdata; @@ -2664,7 +2662,7 @@ int fas216_eh_host_reset(Scsi_Cmnd *SCpnt) fas216_checkmagic(info); printk("scsi%d.%c: %s: resetting host\n", - info->host->host_no, '0' + SCpnt->device->id, __FUNCTION__); + info->host->host_no, '0' + SCpnt->device->id, __func__); /* * Reset the SCSI chip. @@ -2960,9 +2958,9 @@ void fas216_release(struct Scsi_Host *host) queue_free(&info->queues.issue); } -int fas216_print_host(FAS216_Info *info, char *buffer) +void fas216_print_host(FAS216_Info *info, struct seq_file *m) { - return sprintf(buffer, + seq_printf(m, "\n" "Chip : %s\n" " Address: 0x%p\n" @@ -2972,11 +2970,9 @@ int fas216_print_host(FAS216_Info *info, char *buffer) info->scsi.irq, info->scsi.dma); } -int fas216_print_stats(FAS216_Info *info, char *buffer) +void fas216_print_stats(FAS216_Info *info, struct seq_file *m) { - char *p = buffer; - - p += sprintf(p, "\n" + seq_printf(m, "\n" "Command Statistics:\n" " Queued : %u\n" " Issued : %u\n" @@ -2993,38 +2989,33 @@ int fas216_print_stats(FAS216_Info *info, char *buffer) info->stats.writes, info->stats.miscs, info->stats.disconnects, info->stats.aborts, info->stats.bus_resets, info->stats.host_resets); - - return p - buffer; } -int fas216_print_devices(FAS216_Info *info, char *buffer) +void fas216_print_devices(FAS216_Info *info, struct seq_file *m) { struct fas216_device *dev; struct scsi_device *scd; - char *p = buffer; - p += sprintf(p, "Device/Lun TaggedQ Parity Sync\n"); + seq_printf(m, "Device/Lun TaggedQ Parity Sync\n"); shost_for_each_device(scd, info->host) { dev = &info->device[scd->id]; - p += sprintf(p, " %d/%d ", scd->id, scd->lun); + seq_printf(m, " %d/%d ", scd->id, scd->lun); if (scd->tagged_supported) - p += sprintf(p, "%3sabled(%3d) ", + seq_printf(m, "%3sabled(%3d) ", scd->simple_tags ? "en" : "dis", scd->current_tag); else - p += sprintf(p, "unsupported "); + seq_printf(m, "unsupported "); - p += sprintf(p, "%3sabled ", dev->parity_enabled ? "en" : "dis"); + seq_printf(m, "%3sabled ", dev->parity_enabled ? "en" : "dis"); if (dev->sof) - p += sprintf(p, "offset %d, %d ns\n", + seq_printf(m, "offset %d, %d ns\n", dev->sof, dev->period * 4); else - p += sprintf(p, "async\n"); + seq_printf(m, "async\n"); } - - return p - buffer; } EXPORT_SYMBOL(fas216_init); diff --git a/drivers/scsi/arm/fas216.h b/drivers/scsi/arm/fas216.h index 540914d6fd3..c57c16ef819 100644 --- a/drivers/scsi/arm/fas216.h +++ b/drivers/scsi/arm/fas216.h @@ -12,9 +12,7 @@ #ifndef FAS216_H #define FAS216_H -#ifndef NO_IRQ -#define NO_IRQ 255 -#endif +#include <scsi/scsi_eh.h> #include "queue.h" #include "msgqueue.h" @@ -201,11 +199,11 @@ typedef enum { } fasdmatype_t; typedef enum { - neg_wait, /* Negociate with device */ - neg_inprogress, /* Negociation sent */ - neg_complete, /* Negociation complete */ - neg_targcomplete, /* Target completed negociation */ - neg_invalid /* Negociation not supported */ + neg_wait, /* Negotiate with device */ + neg_inprogress, /* Negotiation sent */ + neg_complete, /* Negotiation complete */ + neg_targcomplete, /* Target completed negotiation */ + neg_invalid /* Negotiation not supported */ } neg_t; #define MAGIC 0x441296bdUL @@ -218,11 +216,11 @@ typedef struct { unsigned long magic_start; spinlock_t host_lock; struct Scsi_Host *host; /* host */ - Scsi_Cmnd *SCpnt; /* currently processing command */ - Scsi_Cmnd *origSCpnt; /* original connecting command */ - Scsi_Cmnd *reqSCpnt; /* request sense command */ - Scsi_Cmnd *rstSCpnt; /* reset command */ - Scsi_Cmnd *pending_SCpnt[8]; /* per-device pending commands */ + struct scsi_cmnd *SCpnt; /* currently processing command */ + struct scsi_cmnd *origSCpnt; /* original connecting command */ + struct scsi_cmnd *reqSCpnt; /* request sense command */ + struct scsi_cmnd *rstSCpnt; /* reset command */ + struct scsi_cmnd *pending_SCpnt[8]; /* per-device pending commands */ int next_pending; /* next pending device */ /* @@ -311,6 +309,7 @@ typedef struct { /* miscellaneous */ int internal_done; /* flag to indicate request done */ + struct scsi_eh_save ses; /* holds request sense restore info */ unsigned long magic_end; } FAS216_Info; @@ -328,21 +327,21 @@ extern int fas216_init (struct Scsi_Host *instance); */ extern int fas216_add (struct Scsi_Host *instance, struct device *dev); -/* Function: int fas216_queue_command (Scsi_Cmnd *SCpnt, void (*done)(Scsi_Cmnd *)) +/* Function: int fas216_queue_command(struct Scsi_Host *h, struct scsi_cmnd *SCpnt) * Purpose : queue a command for adapter to process. - * Params : SCpnt - Command to queue - * done - done function to call once command is complete + * Params : h - host adapter + * : SCpnt - Command to queue * Returns : 0 - success, else error */ -extern int fas216_queue_command (Scsi_Cmnd *, void (*done)(Scsi_Cmnd *)); +extern int fas216_queue_command(struct Scsi_Host *h, struct scsi_cmnd *SCpnt); -/* Function: int fas216_noqueue_command (Scsi_Cmnd *SCpnt, void (*done)(Scsi_Cmnd *)) +/* Function: int fas216_noqueue_command(struct Scsi_Host *h, struct scsi_cmnd *SCpnt) * Purpose : queue a command for adapter to process, and process it to completion. - * Params : SCpnt - Command to queue - * done - done function to call once command is complete + * Params : h - host adapter + * : SCpnt - Command to queue * Returns : 0 - success, else error */ -extern int fas216_noqueue_command (Scsi_Cmnd *, void (*done)(Scsi_Cmnd *)); +extern int fas216_noqueue_command(struct Scsi_Host *, struct scsi_cmnd *); /* Function: irqreturn_t fas216_intr (FAS216_Info *info) * Purpose : handle interrupts from the interface to progress a command @@ -359,36 +358,36 @@ extern void fas216_remove (struct Scsi_Host *instance); */ extern void fas216_release (struct Scsi_Host *instance); -extern int fas216_print_host(FAS216_Info *info, char *buffer); -extern int fas216_print_stats(FAS216_Info *info, char *buffer); -extern int fas216_print_devices(FAS216_Info *info, char *buffer); +extern void fas216_print_host(FAS216_Info *info, struct seq_file *m); +extern void fas216_print_stats(FAS216_Info *info, struct seq_file *m); +extern void fas216_print_devices(FAS216_Info *info, struct seq_file *m); -/* Function: int fas216_eh_abort(Scsi_Cmnd *SCpnt) +/* Function: int fas216_eh_abort(struct scsi_cmnd *SCpnt) * Purpose : abort this command * Params : SCpnt - command to abort * Returns : FAILED if unable to abort */ -extern int fas216_eh_abort(Scsi_Cmnd *SCpnt); +extern int fas216_eh_abort(struct scsi_cmnd *SCpnt); -/* Function: int fas216_eh_device_reset(Scsi_Cmnd *SCpnt) +/* Function: int fas216_eh_device_reset(struct scsi_cmnd *SCpnt) * Purpose : Reset the device associated with this command * Params : SCpnt - command specifing device to reset * Returns : FAILED if unable to reset */ -extern int fas216_eh_device_reset(Scsi_Cmnd *SCpnt); +extern int fas216_eh_device_reset(struct scsi_cmnd *SCpnt); -/* Function: int fas216_eh_bus_reset(Scsi_Cmnd *SCpnt) +/* Function: int fas216_eh_bus_reset(struct scsi_cmnd *SCpnt) * Purpose : Reset the complete bus associated with this command * Params : SCpnt - command specifing bus to reset * Returns : FAILED if unable to reset */ -extern int fas216_eh_bus_reset(Scsi_Cmnd *SCpnt); +extern int fas216_eh_bus_reset(struct scsi_cmnd *SCpnt); -/* Function: int fas216_eh_host_reset(Scsi_Cmnd *SCpnt) +/* Function: int fas216_eh_host_reset(struct scsi_cmnd *SCpnt) * Purpose : Reset the host associated with this command * Params : SCpnt - command specifing host to reset * Returns : FAILED if unable to reset */ -extern int fas216_eh_host_reset(Scsi_Cmnd *SCpnt); +extern int fas216_eh_host_reset(struct scsi_cmnd *SCpnt); #endif /* FAS216_H */ diff --git a/drivers/scsi/arm/oak.c b/drivers/scsi/arm/oak.c index d806b024c3b..188e734c7ff 100644 --- a/drivers/scsi/arm/oak.c +++ b/drivers/scsi/arm/oak.c @@ -6,7 +6,6 @@ #include <linux/module.h> #include <linux/signal.h> -#include <linux/sched.h> #include <linux/ioport.h> #include <linux/delay.h> #include <linux/blkdev.h> @@ -14,7 +13,6 @@ #include <asm/ecard.h> #include <asm/io.h> -#include <asm/system.h> #include "../scsi.h" #include <scsi/scsi_host.h> @@ -23,77 +21,81 @@ /*#define PSEUDO_DMA*/ #define OAKSCSI_PUBLIC_RELEASE 1 +#define DONT_USE_INTR -#define NCR5380_read(reg) oakscsi_read(_instance, reg) -#define NCR5380_write(reg, value) oakscsi_write(_instance, reg, value) +#define priv(host) ((struct NCR5380_hostdata *)(host)->hostdata) +#define NCR5380_local_declare() void __iomem *_base +#define NCR5380_setup(host) _base = priv(host)->base + +#define NCR5380_read(reg) readb(_base + ((reg) << 2)) +#define NCR5380_write(reg, value) writeb(value, _base + ((reg) << 2)) #define NCR5380_intr oakscsi_intr #define NCR5380_queue_command oakscsi_queue_command -#define NCR5380_proc_info oakscsi_proc_info - -#define NCR5380_implementation_fields int port, ctrl -#define NCR5380_local_declare() struct Scsi_Host *_instance -#define NCR5380_setup(instance) _instance = instance +#define NCR5380_show_info oakscsi_show_info +#define NCR5380_write_info oakscsi_write_info -#define BOARD_NORMAL 0 -#define BOARD_NCR53C400 1 +#define NCR5380_implementation_fields \ + void __iomem *base #include "../NCR5380.h" #undef START_DMA_INITIATOR_RECEIVE_REG -#define START_DMA_INITIATOR_RECEIVE_REG (7 + 128) +#define START_DMA_INITIATOR_RECEIVE_REG (128 + 7) const char * oakscsi_info (struct Scsi_Host *spnt) { return ""; } -#define STAT(p) inw(p + 144) -extern void inswb(int from, void *to, int len); +#define STAT ((128 + 16) << 2) +#define DATA ((128 + 8) << 2) static inline int NCR5380_pwrite(struct Scsi_Host *instance, unsigned char *addr, int len) { - int iobase = instance->io_port; + void __iomem *base = priv(instance)->base; + printk("writing %p len %d\n",addr, len); if(!len) return -1; while(1) { int status; - while(((status = STAT(iobase)) & 0x100)==0); + while (((status = readw(base + STAT)) & 0x100)==0); } } static inline int NCR5380_pread(struct Scsi_Host *instance, unsigned char *addr, int len) { - int iobase = instance->io_port; + void __iomem *base = priv(instance)->base; printk("reading %p len %d\n", addr, len); while(len > 0) { - int status, timeout; + unsigned int status, timeout; unsigned long b; timeout = 0x01FFFFFF; - while(((status = STAT(iobase)) & 0x100)==0) + while (((status = readw(base + STAT)) & 0x100)==0) { timeout--; if(status & 0x200 || !timeout) { - printk("status = %08X\n",status); + printk("status = %08X\n", status); return 1; } } + if(len >= 128) { - inswb(iobase + 136, addr, 128); + readsw(base + DATA, addr, 128); addr += 128; len -= 128; } else { - b = (unsigned long) inw(iobase + 136); + b = (unsigned long) readw(base + DATA); *addr ++ = b; len -= 1; if(len) @@ -104,16 +106,15 @@ printk("reading %p len %d\n", addr, len); return 0; } -#define oakscsi_read(instance,reg) (inb((instance)->io_port + (reg))) -#define oakscsi_write(instance,reg,val) (outb((val), (instance)->io_port + (reg))) - #undef STAT +#undef DATA #include "../NCR5380.c" static struct scsi_host_template oakscsi_template = { .module = THIS_MODULE, - .proc_info = oakscsi_proc_info, + .show_info = oakscsi_show_info, + .write_info = oakscsi_write_info, .name = "Oak 16-bit SCSI", .info = oakscsi_info, .queuecommand = oakscsi_queue_command, @@ -127,24 +128,31 @@ static struct scsi_host_template oakscsi_template = { .proc_name = "oakscsi", }; -static int __devinit -oakscsi_probe(struct expansion_card *ec, const struct ecard_id *id) +static int oakscsi_probe(struct expansion_card *ec, const struct ecard_id *id) { struct Scsi_Host *host; int ret = -ENOMEM; - host = scsi_host_alloc(&oakscsi_template, sizeof(struct NCR5380_hostdata)); - if (!host) + ret = ecard_request_resources(ec); + if (ret) goto out; - host->io_port = ecard_address(ec, ECARD_MEMC, 0); + host = scsi_host_alloc(&oakscsi_template, sizeof(struct NCR5380_hostdata)); + if (!host) { + ret = -ENOMEM; + goto release; + } + + priv(host)->base = ioremap(ecard_resource_start(ec, ECARD_RES_MEMC), + ecard_resource_len(ec, ECARD_RES_MEMC)); + if (!priv(host)->base) { + ret = -ENOMEM; + goto unreg; + } + host->irq = IRQ_NONE; host->n_io_port = 255; - ret = -EBUSY; - if (!request_region (host->io_port, host->n_io_port, "Oak SCSI")) - goto unreg; - NCR5380_init(host, 0); printk("scsi%d: at port 0x%08lx irqs disabled", @@ -157,20 +165,22 @@ oakscsi_probe(struct expansion_card *ec, const struct ecard_id *id) ret = scsi_add_host(host, &ec->dev); if (ret) - goto out_release; + goto out_unmap; scsi_scan_host(host); goto out; - out_release: - release_region(host->io_port, host->n_io_port); + out_unmap: + iounmap(priv(host)->base); unreg: scsi_host_put(host); + release: + ecard_release_resources(ec); out: return ret; } -static void __devexit oakscsi_remove(struct expansion_card *ec) +static void oakscsi_remove(struct expansion_card *ec) { struct Scsi_Host *host = ecard_get_drvdata(ec); @@ -178,8 +188,9 @@ static void __devexit oakscsi_remove(struct expansion_card *ec) scsi_remove_host(host); NCR5380_exit(host); - release_region(host->io_port, host->n_io_port); + iounmap(priv(host)->base); scsi_host_put(host); + ecard_release_resources(ec); } static const struct ecard_id oakscsi_cids[] = { @@ -189,7 +200,7 @@ static const struct ecard_id oakscsi_cids[] = { static struct ecard_driver oakscsi_driver = { .probe = oakscsi_probe, - .remove = __devexit_p(oakscsi_remove), + .remove = oakscsi_remove, .id_table = oakscsi_cids, .drv = { .name = "oakscsi", diff --git a/drivers/scsi/arm/powertec.c b/drivers/scsi/arm/powertec.c index b2c346a4705..5e1b73e1b74 100644 --- a/drivers/scsi/arm/powertec.c +++ b/drivers/scsi/arm/powertec.c @@ -12,7 +12,6 @@ #include <linux/kernel.h> #include <linux/string.h> #include <linux/ioport.h> -#include <linux/sched.h> #include <linux/proc_fs.h> #include <linux/delay.h> #include <linux/interrupt.h> @@ -112,10 +111,8 @@ powertecscsi_terminator_ctl(struct Scsi_Host *host, int on_off) * Purpose : handle interrupts from Powertec SCSI card * Params : irq - interrupt number * dev_id - user-defined (Scsi_Host structure) - * regs - processor registers at interrupt */ -static irqreturn_t -powertecscsi_intr(int irq, void *dev_id, struct pt_regs *regs) +static irqreturn_t powertecscsi_intr(int irq, void *dev_id) { struct powertec_info *info = dev_id; @@ -151,10 +148,10 @@ powertecscsi_dma_setup(struct Scsi_Host *host, struct scsi_pointer *SCp, map_dir = DMA_FROM_DEVICE, dma_dir = DMA_MODE_READ; - dma_map_sg(dev, info->sg, bufs + 1, map_dir); + dma_map_sg(dev, info->sg, bufs, map_dir); disable_dma(dmach); - set_dma_sg(dmach, info->sg, bufs + 1); + set_dma_sg(dmach, info->sg, bufs); set_dma_mode(dmach, dma_dir); enable_dma(dmach); return fasdma_real_all; @@ -235,37 +232,25 @@ powertecscsi_set_proc_info(struct Scsi_Host *host, char *buffer, int length) * Params : buffer - a buffer to write information to * start - a pointer into this buffer set by this routine to the start * of the required information. - * offset - offset into information that we have read upto. + * offset - offset into information that we have read up to. * length - length of buffer * inout - 0 for reading, 1 for writing. * Returns : length of data written to buffer. */ -int powertecscsi_proc_info(struct Scsi_Host *host, char *buffer, char **start, off_t offset, - int length, int inout) +static int powertecscsi_show_info(struct seq_file *m, struct Scsi_Host *host) { struct powertec_info *info; - char *p = buffer; - int pos; - - if (inout == 1) - return powertecscsi_set_proc_info(host, buffer, length); info = (struct powertec_info *)host->hostdata; - p += sprintf(p, "PowerTec SCSI driver v%s\n", VERSION); - p += fas216_print_host(&info->info, p); - p += sprintf(p, "Term : o%s\n", + seq_printf(m, "PowerTec SCSI driver v%s\n", VERSION); + fas216_print_host(&info->info, m); + seq_printf(m, "Term : o%s\n", info->term_ctl ? "n" : "ff"); - p += fas216_print_stats(&info->info, p); - p += fas216_print_devices(&info->info, p); - - *start = buffer + offset; - pos = p - buffer - offset; - if (pos > length) - pos = length; - - return pos; + fas216_print_stats(&info->info, m); + fas216_print_devices(&info->info, m); + return 0; } static ssize_t powertecscsi_show_term(struct device *dev, struct device_attribute *attr, char *buf) @@ -294,7 +279,8 @@ static DEVICE_ATTR(bus_term, S_IRUGO | S_IWUSR, static struct scsi_host_template powertecscsi_template = { .module = THIS_MODULE, - .proc_info = powertecscsi_proc_info, + .show_info = powertecscsi_show_info, + .write_info = powertecscsi_set_proc_info, .name = "PowerTec SCSI", .info = powertecscsi_info, .queuecommand = fas216_queue_command, @@ -305,18 +291,18 @@ static struct scsi_host_template powertecscsi_template = { .can_queue = 8, .this_id = 7, - .sg_tablesize = SG_ALL, + .sg_tablesize = SCSI_MAX_SG_CHAIN_SEGMENTS, + .dma_boundary = IOMD_DMA_BOUNDARY, .cmd_per_lun = 2, .use_clustering = ENABLE_CLUSTERING, .proc_name = "powertec", }; -static int __devinit -powertecscsi_probe(struct expansion_card *ec, const struct ecard_id *id) +static int powertecscsi_probe(struct expansion_card *ec, + const struct ecard_id *id) { struct Scsi_Host *host; struct powertec_info *info; - unsigned long resbase, reslen; void __iomem *base; int ret; @@ -324,9 +310,7 @@ powertecscsi_probe(struct expansion_card *ec, const struct ecard_id *id) if (ret) goto out; - resbase = ecard_resource_start(ec, ECARD_RES_IOCFAST); - reslen = ecard_resource_len(ec, ECARD_RES_IOCFAST); - base = ioremap(resbase, reslen); + base = ecardm_iomap(ec, ECARD_RES_IOCFAST, 0, 0); if (!base) { ret = -ENOMEM; goto out_region; @@ -336,7 +320,7 @@ powertecscsi_probe(struct expansion_card *ec, const struct ecard_id *id) sizeof (struct powertec_info)); if (!host) { ret = -ENOMEM; - goto out_unmap; + goto out_region; } ecard_set_drvdata(ec, host); @@ -345,6 +329,7 @@ powertecscsi_probe(struct expansion_card *ec, const struct ecard_id *id) info->base = base; powertecscsi_terminator_ctl(host, term[ec->slot_no]); + info->ec = ec; info->info.scsi.io_base = base + POWERTEC_FAS216_OFFSET; info->info.scsi.io_shift = POWERTEC_FAS216_SHIFT; info->info.scsi.irq = ec->irq; @@ -363,8 +348,8 @@ powertecscsi_probe(struct expansion_card *ec, const struct ecard_id *id) ec->irqaddr = base + POWERTEC_INTR_STATUS; ec->irqmask = POWERTEC_INTR_BIT; - ec->irq_data = info; - ec->ops = &powertecscsi_ops; + + ecard_setirq(ec, &powertecscsi_ops, info); device_create_file(&ec->dev, &dev_attr_bus_term); @@ -373,7 +358,7 @@ powertecscsi_probe(struct expansion_card *ec, const struct ecard_id *id) goto out_free; ret = request_irq(ec->irq, powertecscsi_intr, - IRQF_DISABLED, "powertec", info); + 0, "powertec", info); if (ret) { printk("scsi%d: IRQ%d not free: %d\n", host->host_no, ec->irq, ret); @@ -406,9 +391,6 @@ powertecscsi_probe(struct expansion_card *ec, const struct ecard_id *id) device_remove_file(&ec->dev, &dev_attr_bus_term); scsi_host_put(host); - out_unmap: - iounmap(base); - out_region: ecard_release_resources(ec); @@ -416,7 +398,7 @@ powertecscsi_probe(struct expansion_card *ec, const struct ecard_id *id) return ret; } -static void __devexit powertecscsi_remove(struct expansion_card *ec) +static void powertecscsi_remove(struct expansion_card *ec) { struct Scsi_Host *host = ecard_get_drvdata(ec); struct powertec_info *info = (struct powertec_info *)host->hostdata; @@ -430,8 +412,6 @@ static void __devexit powertecscsi_remove(struct expansion_card *ec) free_dma(info->info.scsi.dma); free_irq(ec->irq, info); - iounmap(info->base); - fas216_release(host); scsi_host_put(host); ecard_release_resources(ec); @@ -444,7 +424,7 @@ static const struct ecard_id powertecscsi_cids[] = { static struct ecard_driver powertecscsi_driver = { .probe = powertecscsi_probe, - .remove = __devexit_p(powertecscsi_remove), + .remove = powertecscsi_remove, .id_table = powertecscsi_cids, .drv = { .name = "powertecscsi", diff --git a/drivers/scsi/arm/queue.c b/drivers/scsi/arm/queue.c index 8caa5903ce3..cb11ccef54e 100644 --- a/drivers/scsi/arm/queue.c +++ b/drivers/scsi/arm/queue.c @@ -29,7 +29,7 @@ typedef struct queue_entry { struct list_head list; - Scsi_Cmnd *SCpnt; + struct scsi_cmnd *SCpnt; #ifdef DEBUG unsigned long magic; #endif @@ -96,14 +96,14 @@ void queue_free (Queue_t *queue) /* - * Function: int queue_add_cmd(Queue_t *queue, Scsi_Cmnd *SCpnt, int head) + * Function: int __queue_add(Queue_t *queue, struct scsi_cmnd *SCpnt, int head) * Purpose : Add a new command onto a queue, adding REQUEST_SENSE to head. * Params : queue - destination queue * SCpnt - command to add * head - add command to head of queue * Returns : 0 on error, !0 on success */ -int __queue_add(Queue_t *queue, Scsi_Cmnd *SCpnt, int head) +int __queue_add(Queue_t *queue, struct scsi_cmnd *SCpnt, int head) { unsigned long flags; struct list_head *l; @@ -134,7 +134,7 @@ empty: return ret; } -static Scsi_Cmnd *__queue_remove(Queue_t *queue, struct list_head *ent) +static struct scsi_cmnd *__queue_remove(Queue_t *queue, struct list_head *ent) { QE_t *q; @@ -152,17 +152,17 @@ static Scsi_Cmnd *__queue_remove(Queue_t *queue, struct list_head *ent) } /* - * Function: Scsi_Cmnd *queue_remove_exclude (queue, exclude) + * Function: struct scsi_cmnd *queue_remove_exclude (queue, exclude) * Purpose : remove a SCSI command from a queue * Params : queue - queue to remove command from * exclude - bit array of target&lun which is busy - * Returns : Scsi_Cmnd if successful (and a reference), or NULL if no command available + * Returns : struct scsi_cmnd if successful (and a reference), or NULL if no command available */ -Scsi_Cmnd *queue_remove_exclude(Queue_t *queue, unsigned long *exclude) +struct scsi_cmnd *queue_remove_exclude(Queue_t *queue, unsigned long *exclude) { unsigned long flags; struct list_head *l; - Scsi_Cmnd *SCpnt = NULL; + struct scsi_cmnd *SCpnt = NULL; spin_lock_irqsave(&queue->queue_lock, flags); list_for_each(l, &queue->head) { @@ -178,15 +178,15 @@ Scsi_Cmnd *queue_remove_exclude(Queue_t *queue, unsigned long *exclude) } /* - * Function: Scsi_Cmnd *queue_remove (queue) + * Function: struct scsi_cmnd *queue_remove (queue) * Purpose : removes first SCSI command from a queue * Params : queue - queue to remove command from - * Returns : Scsi_Cmnd if successful (and a reference), or NULL if no command available + * Returns : struct scsi_cmnd if successful (and a reference), or NULL if no command available */ -Scsi_Cmnd *queue_remove(Queue_t *queue) +struct scsi_cmnd *queue_remove(Queue_t *queue) { unsigned long flags; - Scsi_Cmnd *SCpnt = NULL; + struct scsi_cmnd *SCpnt = NULL; spin_lock_irqsave(&queue->queue_lock, flags); if (!list_empty(&queue->head)) @@ -197,19 +197,20 @@ Scsi_Cmnd *queue_remove(Queue_t *queue) } /* - * Function: Scsi_Cmnd *queue_remove_tgtluntag (queue, target, lun, tag) + * Function: struct scsi_cmnd *queue_remove_tgtluntag (queue, target, lun, tag) * Purpose : remove a SCSI command from the queue for a specified target/lun/tag * Params : queue - queue to remove command from * target - target that we want * lun - lun on device * tag - tag on device - * Returns : Scsi_Cmnd if successful, or NULL if no command satisfies requirements + * Returns : struct scsi_cmnd if successful, or NULL if no command satisfies requirements */ -Scsi_Cmnd *queue_remove_tgtluntag (Queue_t *queue, int target, int lun, int tag) +struct scsi_cmnd *queue_remove_tgtluntag(Queue_t *queue, int target, int lun, + int tag) { unsigned long flags; struct list_head *l; - Scsi_Cmnd *SCpnt = NULL; + struct scsi_cmnd *SCpnt = NULL; spin_lock_irqsave(&queue->queue_lock, flags); list_for_each(l, &queue->head) { @@ -275,13 +276,13 @@ int queue_probetgtlun (Queue_t *queue, int target, int lun) } /* - * Function: int queue_remove_cmd(Queue_t *queue, Scsi_Cmnd *SCpnt) + * Function: int queue_remove_cmd(Queue_t *queue, struct scsi_cmnd *SCpnt) * Purpose : remove a specific command from the queues * Params : queue - queue to look in * SCpnt - command to find * Returns : 0 if not found */ -int queue_remove_cmd(Queue_t *queue, Scsi_Cmnd *SCpnt) +int queue_remove_cmd(Queue_t *queue, struct scsi_cmnd *SCpnt) { unsigned long flags; struct list_head *l; diff --git a/drivers/scsi/arm/queue.h b/drivers/scsi/arm/queue.h index 0c9dec4c171..3c519c9237b 100644 --- a/drivers/scsi/arm/queue.h +++ b/drivers/scsi/arm/queue.h @@ -32,46 +32,48 @@ extern int queue_initialise (Queue_t *queue); extern void queue_free (Queue_t *queue); /* - * Function: Scsi_Cmnd *queue_remove (queue) + * Function: struct scsi_cmnd *queue_remove (queue) * Purpose : removes first SCSI command from a queue * Params : queue - queue to remove command from - * Returns : Scsi_Cmnd if successful (and a reference), or NULL if no command available + * Returns : struct scsi_cmnd if successful (and a reference), or NULL if no command available */ -extern Scsi_Cmnd *queue_remove (Queue_t *queue); +extern struct scsi_cmnd *queue_remove (Queue_t *queue); /* - * Function: Scsi_Cmnd *queue_remove_exclude_ref (queue, exclude) + * Function: struct scsi_cmnd *queue_remove_exclude_ref (queue, exclude) * Purpose : remove a SCSI command from a queue * Params : queue - queue to remove command from * exclude - array of busy LUNs - * Returns : Scsi_Cmnd if successful (and a reference), or NULL if no command available + * Returns : struct scsi_cmnd if successful (and a reference), or NULL if no command available */ -extern Scsi_Cmnd *queue_remove_exclude (Queue_t *queue, unsigned long *exclude); +extern struct scsi_cmnd *queue_remove_exclude(Queue_t *queue, + unsigned long *exclude); #define queue_add_cmd_ordered(queue,SCpnt) \ __queue_add(queue,SCpnt,(SCpnt)->cmnd[0] == REQUEST_SENSE) #define queue_add_cmd_tail(queue,SCpnt) \ __queue_add(queue,SCpnt,0) /* - * Function: int __queue_add(Queue_t *queue, Scsi_Cmnd *SCpnt, int head) + * Function: int __queue_add(Queue_t *queue, struct scsi_cmnd *SCpnt, int head) * Purpose : Add a new command onto a queue * Params : queue - destination queue * SCpnt - command to add * head - add command to head of queue * Returns : 0 on error, !0 on success */ -extern int __queue_add(Queue_t *queue, Scsi_Cmnd *SCpnt, int head); +extern int __queue_add(Queue_t *queue, struct scsi_cmnd *SCpnt, int head); /* - * Function: Scsi_Cmnd *queue_remove_tgtluntag (queue, target, lun, tag) + * Function: struct scsi_cmnd *queue_remove_tgtluntag (queue, target, lun, tag) * Purpose : remove a SCSI command from the queue for a specified target/lun/tag * Params : queue - queue to remove command from * target - target that we want * lun - lun on device * tag - tag on device - * Returns : Scsi_Cmnd if successful, or NULL if no command satisfies requirements + * Returns : struct scsi_cmnd if successful, or NULL if no command satisfies requirements */ -extern Scsi_Cmnd *queue_remove_tgtluntag (Queue_t *queue, int target, int lun, int tag); +extern struct scsi_cmnd *queue_remove_tgtluntag(Queue_t *queue, int target, + int lun, int tag); /* * Function: queue_remove_all_target(queue, target) @@ -94,12 +96,12 @@ extern void queue_remove_all_target(Queue_t *queue, int target); extern int queue_probetgtlun (Queue_t *queue, int target, int lun); /* - * Function: int queue_remove_cmd (Queue_t *queue, Scsi_Cmnd *SCpnt) + * Function: int queue_remove_cmd (Queue_t *queue, struct scsi_cmnd *SCpnt) * Purpose : remove a specific command from the queues * Params : queue - queue to look in * SCpnt - command to find * Returns : 0 if not found */ -int queue_remove_cmd(Queue_t *queue, Scsi_Cmnd *SCpnt); +int queue_remove_cmd(Queue_t *queue, struct scsi_cmnd *SCpnt); #endif /* QUEUE_H */ diff --git a/drivers/scsi/arm/scsi.h b/drivers/scsi/arm/scsi.h index 8c2600ffc6a..138a521ba1a 100644 --- a/drivers/scsi/arm/scsi.h +++ b/drivers/scsi/arm/scsi.h @@ -18,17 +18,32 @@ * The scatter-gather list handling. This contains all * the yucky stuff that needs to be fixed properly. */ + +/* + * copy_SCp_to_sg() Assumes contiguous allocation at @sg of at-most @max + * entries of uninitialized memory. SCp is from scsi-ml and has a valid + * (possibly chained) sg-list + */ static inline int copy_SCp_to_sg(struct scatterlist *sg, struct scsi_pointer *SCp, int max) { int bufs = SCp->buffers_residual; + /* FIXME: It should be easy for drivers to loop on copy_SCp_to_sg(). + * and to remove this BUG_ON. Use min() in-its-place + */ BUG_ON(bufs + 1 > max); sg_set_buf(sg, SCp->ptr, SCp->this_residual); - if (bufs) - memcpy(sg + 1, SCp->buffer + 1, - sizeof(struct scatterlist) * bufs); + if (bufs) { + struct scatterlist *src_sg; + unsigned i; + + for_each_sg(sg_next(SCp->buffer), src_sg, bufs, i) + *(++sg) = *src_sg; + sg_mark_end(sg); + } + return bufs + 1; } @@ -36,11 +51,9 @@ static inline int next_SCp(struct scsi_pointer *SCp) { int ret = SCp->buffers_residual; if (ret) { - SCp->buffer++; + SCp->buffer = sg_next(SCp->buffer); SCp->buffers_residual--; - SCp->ptr = (char *) - (page_address(SCp->buffer->page) + - SCp->buffer->offset); + SCp->ptr = sg_virt(SCp->buffer); SCp->this_residual = SCp->buffer->length; } else { SCp->ptr = NULL; @@ -66,50 +79,50 @@ static inline void put_next_SCp_byte(struct scsi_pointer *SCp, unsigned char c) SCp->this_residual -= 1; } -static inline void init_SCp(Scsi_Cmnd *SCpnt) +static inline void init_SCp(struct scsi_cmnd *SCpnt) { memset(&SCpnt->SCp, 0, sizeof(struct scsi_pointer)); - if (SCpnt->use_sg) { + if (scsi_bufflen(SCpnt)) { unsigned long len = 0; - int buf; - SCpnt->SCp.buffer = (struct scatterlist *) SCpnt->request_buffer; - SCpnt->SCp.buffers_residual = SCpnt->use_sg - 1; - SCpnt->SCp.ptr = (char *) - (page_address(SCpnt->SCp.buffer->page) + - SCpnt->SCp.buffer->offset); + SCpnt->SCp.buffer = scsi_sglist(SCpnt); + SCpnt->SCp.buffers_residual = scsi_sg_count(SCpnt) - 1; + SCpnt->SCp.ptr = sg_virt(SCpnt->SCp.buffer); SCpnt->SCp.this_residual = SCpnt->SCp.buffer->length; + SCpnt->SCp.phase = scsi_bufflen(SCpnt); #ifdef BELT_AND_BRACES - /* - * Calculate correct buffer length. Some commands - * come in with the wrong request_bufflen. - */ - for (buf = 0; buf <= SCpnt->SCp.buffers_residual; buf++) - len += SCpnt->SCp.buffer[buf].length; - - if (SCpnt->request_bufflen != len) - printk(KERN_WARNING "scsi%d.%c: bad request buffer " - "length %d, should be %ld\n", SCpnt->device->host->host_no, - '0' + SCpnt->device->id, SCpnt->request_bufflen, len); - SCpnt->request_bufflen = len; + { /* + * Calculate correct buffer length. Some commands + * come in with the wrong scsi_bufflen. + */ + struct scatterlist *sg; + unsigned i, sg_count = scsi_sg_count(SCpnt); + + scsi_for_each_sg(SCpnt, sg, sg_count, i) + len += sg->length; + + if (scsi_bufflen(SCpnt) != len) { + printk(KERN_WARNING + "scsi%d.%c: bad request buffer " + "length %d, should be %ld\n", + SCpnt->device->host->host_no, + '0' + SCpnt->device->id, + scsi_bufflen(SCpnt), len); + /* + * FIXME: Totaly naive fixup. We should abort + * with error + */ + SCpnt->SCp.phase = + min_t(unsigned long, len, + scsi_bufflen(SCpnt)); + } + } #endif } else { - SCpnt->SCp.ptr = (unsigned char *)SCpnt->request_buffer; - SCpnt->SCp.this_residual = SCpnt->request_bufflen; - } - - /* - * If the upper SCSI layers pass a buffer, but zero length, - * we aren't interested in the buffer pointer. - */ - if (SCpnt->SCp.this_residual == 0 && SCpnt->SCp.ptr) { -#if 0 //def BELT_AND_BRACES - printk(KERN_WARNING "scsi%d.%c: zero length buffer passed for " - "command ", SCpnt->host->host_no, '0' + SCpnt->target); - __scsi_print_command(SCpnt->cmnd); -#endif SCpnt->SCp.ptr = NULL; + SCpnt->SCp.this_residual = 0; + SCpnt->SCp.phase = 0; } } |