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| author | Sakari Ailus <sakari.ailus@linux.intel.com> | 2025-06-16 09:12:09 +0300 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2025-06-18 21:41:08 +0200 |
| commit | e24e0630b5ba13e83f65905becde9945518efa0b (patch) | |
| tree | 66315889696233f56bdd71259644f2d5d4854320 /Documentation/power | |
| parent | b3db492e8335417dfd66c1fa2ea08e1d2f7b6736 (diff) | |
PM: runtime: Mark last busy stamp in pm_runtime_put_sync_autosuspend()
Set device's last busy timestamp to current time in
pm_runtime_put_sync_autosuspend().
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Link: https://patch.msgid.link/20250616061212.2286741-4-sakari.ailus@linux.intel.com
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'Documentation/power')
| -rw-r--r-- | Documentation/power/runtime_pm.rst | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/Documentation/power/runtime_pm.rst b/Documentation/power/runtime_pm.rst index e7bbdc66d64c..9c21c913f9cf 100644 --- a/Documentation/power/runtime_pm.rst +++ b/Documentation/power/runtime_pm.rst @@ -428,7 +428,8 @@ drivers/base/power/runtime.c and include/linux/pm_runtime.h: pm_runtime_suspend(dev) and return its result `int pm_runtime_put_sync_autosuspend(struct device *dev);` - - decrement the device's usage counter; if the result is 0 then run + - set the power.last_busy field to the current time and decrement the + device's usage counter; if the result is 0 then run pm_runtime_autosuspend(dev) and return its result `void pm_runtime_enable(struct device *dev);` |