diff options
Diffstat (limited to 'drivers/base')
| -rw-r--r-- | drivers/base/power/main.c | 20 | ||||
| -rw-r--r-- | drivers/base/power/trace.c | 6 |
2 files changed, 19 insertions, 7 deletions
diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c index 9717d5f20139..3d874eca7104 100644 --- a/drivers/base/power/main.c +++ b/drivers/base/power/main.c @@ -23,7 +23,7 @@ #include <linux/mutex.h> #include <linux/pm.h> #include <linux/pm_runtime.h> -#include <linux/resume-trace.h> +#include <linux/pm-trace.h> #include <linux/interrupt.h> #include <linux/sched.h> #include <linux/async.h> @@ -1017,6 +1017,9 @@ static int __device_suspend_noirq(struct device *dev, pm_message_t state, bool a char *info = NULL; int error = 0; + TRACE_DEVICE(dev); + TRACE_SUSPEND(0); + if (async_error) goto Complete; @@ -1057,6 +1060,7 @@ static int __device_suspend_noirq(struct device *dev, pm_message_t state, bool a Complete: complete_all(&dev->power.completion); + TRACE_SUSPEND(error); return error; } @@ -1078,7 +1082,7 @@ static int device_suspend_noirq(struct device *dev) { reinit_completion(&dev->power.completion); - if (pm_async_enabled && dev->power.async_suspend) { + if (is_async(dev)) { get_device(dev); async_schedule(async_suspend_noirq, dev); return 0; @@ -1157,6 +1161,9 @@ static int __device_suspend_late(struct device *dev, pm_message_t state, bool as char *info = NULL; int error = 0; + TRACE_DEVICE(dev); + TRACE_SUSPEND(0); + __pm_runtime_disable(dev, false); if (async_error) @@ -1198,6 +1205,7 @@ static int __device_suspend_late(struct device *dev, pm_message_t state, bool as async_error = error; Complete: + TRACE_SUSPEND(error); complete_all(&dev->power.completion); return error; } @@ -1219,7 +1227,7 @@ static int device_suspend_late(struct device *dev) { reinit_completion(&dev->power.completion); - if (pm_async_enabled && dev->power.async_suspend) { + if (is_async(dev)) { get_device(dev); async_schedule(async_suspend_late, dev); return 0; @@ -1338,6 +1346,9 @@ static int __device_suspend(struct device *dev, pm_message_t state, bool async) int error = 0; DECLARE_DPM_WATCHDOG_ON_STACK(wd); + TRACE_DEVICE(dev); + TRACE_SUSPEND(0); + dpm_wait_for_children(dev, async); if (async_error) @@ -1444,6 +1455,7 @@ static int __device_suspend(struct device *dev, pm_message_t state, bool async) if (error) async_error = error; + TRACE_SUSPEND(error); return error; } @@ -1465,7 +1477,7 @@ static int device_suspend(struct device *dev) { reinit_completion(&dev->power.completion); - if (pm_async_enabled && dev->power.async_suspend) { + if (is_async(dev)) { get_device(dev); async_schedule(async_suspend, dev); return 0; diff --git a/drivers/base/power/trace.c b/drivers/base/power/trace.c index d94a1f5121cf..a311cfa4c5bd 100644 --- a/drivers/base/power/trace.c +++ b/drivers/base/power/trace.c @@ -7,7 +7,7 @@ * devices may be working. */ -#include <linux/resume-trace.h> +#include <linux/pm-trace.h> #include <linux/export.h> #include <linux/rtc.h> @@ -154,7 +154,7 @@ EXPORT_SYMBOL(set_trace_device); * it's not any guarantee, but it's a high _likelihood_ that * the match is valid). */ -void generate_resume_trace(const void *tracedata, unsigned int user) +void generate_pm_trace(const void *tracedata, unsigned int user) { unsigned short lineno = *(unsigned short *)tracedata; const char *file = *(const char **)(tracedata + 2); @@ -164,7 +164,7 @@ void generate_resume_trace(const void *tracedata, unsigned int user) file_hash_value = hash_string(lineno, file, FILEHASH); set_magic_time(user_hash_value, file_hash_value, dev_hash_value); } -EXPORT_SYMBOL(generate_resume_trace); +EXPORT_SYMBOL(generate_pm_trace); extern char __tracedata_start, __tracedata_end; static int show_file_hash(unsigned int value) |