diff options
Diffstat (limited to 'Documentation/power/runtime_pm.txt')
| -rw-r--r-- | Documentation/power/runtime_pm.txt | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/power/runtime_pm.txt b/Documentation/power/runtime_pm.txt index 0784bc3a2..7328cf852 100644 --- a/Documentation/power/runtime_pm.txt +++ b/Documentation/power/runtime_pm.txt @@ -371,6 +371,12 @@ drivers/base/power/runtime.c and include/linux/pm_runtime.h: - increment the device's usage counter, run pm_runtime_resume(dev) and return its result + int pm_runtime_get_if_in_use(struct device *dev); + - return -EINVAL if 'power.disable_depth' is nonzero; otherwise, if the + runtime PM status is RPM_ACTIVE and the runtime PM usage counter is + nonzero, increment the counter and return 1; otherwise return 0 without + changing the counter + void pm_runtime_put_noidle(struct device *dev); - decrement the device's usage counter |