diff options
Diffstat (limited to 'drivers/base/power/main.c')
-rw-r--r-- | drivers/base/power/main.c | 20 |
1 files changed, 16 insertions, 4 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 @@ | |||
23 | #include <linux/mutex.h> | 23 | #include <linux/mutex.h> |
24 | #include <linux/pm.h> | 24 | #include <linux/pm.h> |
25 | #include <linux/pm_runtime.h> | 25 | #include <linux/pm_runtime.h> |
26 | #include <linux/resume-trace.h> | 26 | #include <linux/pm-trace.h> |
27 | #include <linux/interrupt.h> | 27 | #include <linux/interrupt.h> |
28 | #include <linux/sched.h> | 28 | #include <linux/sched.h> |
29 | #include <linux/async.h> | 29 | #include <linux/async.h> |
@@ -1017,6 +1017,9 @@ static int __device_suspend_noirq(struct device *dev, pm_message_t state, bool a | |||
1017 | char *info = NULL; | 1017 | char *info = NULL; |
1018 | int error = 0; | 1018 | int error = 0; |
1019 | 1019 | ||
1020 | TRACE_DEVICE(dev); | ||
1021 | TRACE_SUSPEND(0); | ||
1022 | |||
1020 | if (async_error) | 1023 | if (async_error) |
1021 | goto Complete; | 1024 | goto Complete; |
1022 | 1025 | ||
@@ -1057,6 +1060,7 @@ static int __device_suspend_noirq(struct device *dev, pm_message_t state, bool a | |||
1057 | 1060 | ||
1058 | Complete: | 1061 | Complete: |
1059 | complete_all(&dev->power.completion); | 1062 | complete_all(&dev->power.completion); |
1063 | TRACE_SUSPEND(error); | ||
1060 | return error; | 1064 | return error; |
1061 | } | 1065 | } |
1062 | 1066 | ||
@@ -1078,7 +1082,7 @@ static int device_suspend_noirq(struct device *dev) | |||
1078 | { | 1082 | { |
1079 | reinit_completion(&dev->power.completion); | 1083 | reinit_completion(&dev->power.completion); |
1080 | 1084 | ||
1081 | if (pm_async_enabled && dev->power.async_suspend) { | 1085 | if (is_async(dev)) { |
1082 | get_device(dev); | 1086 | get_device(dev); |
1083 | async_schedule(async_suspend_noirq, dev); | 1087 | async_schedule(async_suspend_noirq, dev); |
1084 | return 0; | 1088 | return 0; |
@@ -1157,6 +1161,9 @@ static int __device_suspend_late(struct device *dev, pm_message_t state, bool as | |||
1157 | char *info = NULL; | 1161 | char *info = NULL; |
1158 | int error = 0; | 1162 | int error = 0; |
1159 | 1163 | ||
1164 | TRACE_DEVICE(dev); | ||
1165 | TRACE_SUSPEND(0); | ||
1166 | |||
1160 | __pm_runtime_disable(dev, false); | 1167 | __pm_runtime_disable(dev, false); |
1161 | 1168 | ||
1162 | if (async_error) | 1169 | if (async_error) |
@@ -1198,6 +1205,7 @@ static int __device_suspend_late(struct device *dev, pm_message_t state, bool as | |||
1198 | async_error = error; | 1205 | async_error = error; |
1199 | 1206 | ||
1200 | Complete: | 1207 | Complete: |
1208 | TRACE_SUSPEND(error); | ||
1201 | complete_all(&dev->power.completion); | 1209 | complete_all(&dev->power.completion); |
1202 | return error; | 1210 | return error; |
1203 | } | 1211 | } |
@@ -1219,7 +1227,7 @@ static int device_suspend_late(struct device *dev) | |||
1219 | { | 1227 | { |
1220 | reinit_completion(&dev->power.completion); | 1228 | reinit_completion(&dev->power.completion); |
1221 | 1229 | ||
1222 | if (pm_async_enabled && dev->power.async_suspend) { | 1230 | if (is_async(dev)) { |
1223 | get_device(dev); | 1231 | get_device(dev); |
1224 | async_schedule(async_suspend_late, dev); | 1232 | async_schedule(async_suspend_late, dev); |
1225 | return 0; | 1233 | return 0; |
@@ -1338,6 +1346,9 @@ static int __device_suspend(struct device *dev, pm_message_t state, bool async) | |||
1338 | int error = 0; | 1346 | int error = 0; |
1339 | DECLARE_DPM_WATCHDOG_ON_STACK(wd); | 1347 | DECLARE_DPM_WATCHDOG_ON_STACK(wd); |
1340 | 1348 | ||
1349 | TRACE_DEVICE(dev); | ||
1350 | TRACE_SUSPEND(0); | ||
1351 | |||
1341 | dpm_wait_for_children(dev, async); | 1352 | dpm_wait_for_children(dev, async); |
1342 | 1353 | ||
1343 | if (async_error) | 1354 | if (async_error) |
@@ -1444,6 +1455,7 @@ static int __device_suspend(struct device *dev, pm_message_t state, bool async) | |||
1444 | if (error) | 1455 | if (error) |
1445 | async_error = error; | 1456 | async_error = error; |
1446 | 1457 | ||
1458 | TRACE_SUSPEND(error); | ||
1447 | return error; | 1459 | return error; |
1448 | } | 1460 | } |
1449 | 1461 | ||
@@ -1465,7 +1477,7 @@ static int device_suspend(struct device *dev) | |||
1465 | { | 1477 | { |
1466 | reinit_completion(&dev->power.completion); | 1478 | reinit_completion(&dev->power.completion); |
1467 | 1479 | ||
1468 | if (pm_async_enabled && dev->power.async_suspend) { | 1480 | if (is_async(dev)) { |
1469 | get_device(dev); | 1481 | get_device(dev); |
1470 | async_schedule(async_suspend, dev); | 1482 | async_schedule(async_suspend, dev); |
1471 | return 0; | 1483 | return 0; |