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authorPaul Mundt <lethal@linux-sh.org>2011-05-23 11:35:33 +0900
committerPaul Mundt <lethal@linux-sh.org>2011-05-23 11:35:33 +0900
commit8ace5c4698ec8da53e69095596718d5a936433de (patch)
tree1f5959b3ac289e3bde420cc14109be0cc518a75a /arch/sh/kernel
parenta375b15164dd9264f724ad941825e52c90145151 (diff)
parent71a8638480eb8fb6cfabe2ee9ca3fbc6e3453a14 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into sh-latest
Diffstat (limited to 'arch/sh/kernel')
-rw-r--r--arch/sh/kernel/cpu/sh4/sq.c1
-rw-r--r--arch/sh/kernel/cpu/shmobile/pm_runtime.c33
-rw-r--r--arch/sh/kernel/ptrace_32.c4
-rw-r--r--arch/sh/kernel/smp.c2
-rw-r--r--arch/sh/kernel/traps_32.c1
5 files changed, 29 insertions, 12 deletions
diff --git a/arch/sh/kernel/cpu/sh4/sq.c b/arch/sh/kernel/cpu/sh4/sq.c
index 14726eef1ce..f0907995b4c 100644
--- a/arch/sh/kernel/cpu/sh4/sq.c
+++ b/arch/sh/kernel/cpu/sh4/sq.c
@@ -20,6 +20,7 @@
#include <linux/vmalloc.h>
#include <linux/mm.h>
#include <linux/io.h>
+#include <linux/prefetch.h>
#include <asm/page.h>
#include <asm/cacheflush.h>
#include <cpu/sq.h>
diff --git a/arch/sh/kernel/cpu/shmobile/pm_runtime.c b/arch/sh/kernel/cpu/shmobile/pm_runtime.c
index 6dcb8166a64..22db127afa7 100644
--- a/arch/sh/kernel/cpu/shmobile/pm_runtime.c
+++ b/arch/sh/kernel/cpu/shmobile/pm_runtime.c
@@ -139,7 +139,7 @@ void platform_pm_runtime_suspend_idle(void)
queue_work(pm_wq, &hwblk_work);
}
-int platform_pm_runtime_suspend(struct device *dev)
+static int default_platform_runtime_suspend(struct device *dev)
{
struct platform_device *pdev = to_platform_device(dev);
struct pdev_archdata *ad = &pdev->archdata;
@@ -147,7 +147,7 @@ int platform_pm_runtime_suspend(struct device *dev)
int hwblk = ad->hwblk_id;
int ret = 0;
- dev_dbg(dev, "platform_pm_runtime_suspend() [%d]\n", hwblk);
+ dev_dbg(dev, "%s() [%d]\n", __func__, hwblk);
/* ignore off-chip platform devices */
if (!hwblk)
@@ -183,20 +183,20 @@ int platform_pm_runtime_suspend(struct device *dev)
mutex_unlock(&ad->mutex);
out:
- dev_dbg(dev, "platform_pm_runtime_suspend() [%d] returns %d\n",
- hwblk, ret);
+ dev_dbg(dev, "%s() [%d] returns %d\n",
+ __func__, hwblk, ret);
return ret;
}
-int platform_pm_runtime_resume(struct device *dev)
+static int default_platform_runtime_resume(struct device *dev)
{
struct platform_device *pdev = to_platform_device(dev);
struct pdev_archdata *ad = &pdev->archdata;
int hwblk = ad->hwblk_id;
int ret = 0;
- dev_dbg(dev, "platform_pm_runtime_resume() [%d]\n", hwblk);
+ dev_dbg(dev, "%s() [%d]\n", __func__, hwblk);
/* ignore off-chip platform devices */
if (!hwblk)
@@ -228,19 +228,19 @@ int platform_pm_runtime_resume(struct device *dev)
*/
mutex_unlock(&ad->mutex);
out:
- dev_dbg(dev, "platform_pm_runtime_resume() [%d] returns %d\n",
- hwblk, ret);
+ dev_dbg(dev, "%s() [%d] returns %d\n",
+ __func__, hwblk, ret);
return ret;
}
-int platform_pm_runtime_idle(struct device *dev)
+static int default_platform_runtime_idle(struct device *dev)
{
struct platform_device *pdev = to_platform_device(dev);
int hwblk = pdev->archdata.hwblk_id;
int ret = 0;
- dev_dbg(dev, "platform_pm_runtime_idle() [%d]\n", hwblk);
+ dev_dbg(dev, "%s() [%d]\n", __func__, hwblk);
/* ignore off-chip platform devices */
if (!hwblk)
@@ -252,10 +252,19 @@ int platform_pm_runtime_idle(struct device *dev)
/* suspend synchronously to disable clocks immediately */
ret = pm_runtime_suspend(dev);
out:
- dev_dbg(dev, "platform_pm_runtime_idle() [%d] done!\n", hwblk);
+ dev_dbg(dev, "%s() [%d] done!\n", __func__, hwblk);
return ret;
}
+static struct dev_power_domain default_power_domain = {
+ .ops = {
+ .runtime_suspend = default_platform_runtime_suspend,
+ .runtime_resume = default_platform_runtime_resume,
+ .runtime_idle = default_platform_runtime_idle,
+ USE_PLATFORM_PM_SLEEP_OPS
+ },
+};
+
static int platform_bus_notify(struct notifier_block *nb,
unsigned long action, void *data)
{
@@ -276,6 +285,7 @@ static int platform_bus_notify(struct notifier_block *nb,
hwblk_disable(hwblk_info, hwblk);
/* make sure driver re-inits itself once */
__set_bit(PDEV_ARCHDATA_FLAG_INIT, &pdev->archdata.flags);
+ dev->pwr_domain = &default_power_domain;
break;
/* TODO: add BUS_NOTIFY_BIND_DRIVER and increase idle count */
case BUS_NOTIFY_BOUND_DRIVER:
@@ -289,6 +299,7 @@ static int platform_bus_notify(struct notifier_block *nb,
__set_bit(PDEV_ARCHDATA_FLAG_INIT, &pdev->archdata.flags);
break;
case BUS_NOTIFY_DEL_DEVICE:
+ dev->pwr_domain = NULL;
break;
}
return 0;
diff --git a/arch/sh/kernel/ptrace_32.c b/arch/sh/kernel/ptrace_32.c
index 2130ca674e9..3d7b209b217 100644
--- a/arch/sh/kernel/ptrace_32.c
+++ b/arch/sh/kernel/ptrace_32.c
@@ -117,7 +117,11 @@ void user_enable_single_step(struct task_struct *child)
set_tsk_thread_flag(child, TIF_SINGLESTEP);
+ if (ptrace_get_breakpoints(child) < 0)
+ return;
+
set_single_step(child, pc);
+ ptrace_put_breakpoints(child);
}
void user_disable_single_step(struct task_struct *child)
diff --git a/arch/sh/kernel/smp.c b/arch/sh/kernel/smp.c
index 509b36b4511..6207561ea34 100644
--- a/arch/sh/kernel/smp.c
+++ b/arch/sh/kernel/smp.c
@@ -20,6 +20,7 @@
#include <linux/module.h>
#include <linux/cpu.h>
#include <linux/interrupt.h>
+#include <linux/sched.h>
#include <asm/atomic.h>
#include <asm/processor.h>
#include <asm/system.h>
@@ -323,6 +324,7 @@ void smp_message_recv(unsigned int msg)
generic_smp_call_function_interrupt();
break;
case SMP_MSG_RESCHEDULE:
+ scheduler_ipi();
break;
case SMP_MSG_FUNCTION_SINGLE:
generic_smp_call_function_single_interrupt();
diff --git a/arch/sh/kernel/traps_32.c b/arch/sh/kernel/traps_32.c
index 3484c2f65ab..b51a17104b5 100644
--- a/arch/sh/kernel/traps_32.c
+++ b/arch/sh/kernel/traps_32.c
@@ -87,7 +87,6 @@ void die(const char * str, struct pt_regs * regs, long err)
bust_spinlocks(1);
printk("%s: %04lx [#%d]\n", str, err & 0xffff, ++die_counter);
- sysfs_printk_last_file();
print_modules();
show_regs(regs);