diff options
Diffstat (limited to 'drivers/base/power/wakeup_stats.c')
| -rw-r--r-- | drivers/base/power/wakeup_stats.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/base/power/wakeup_stats.c b/drivers/base/power/wakeup_stats.c index 220a20ff8918..bc5e3945f7a8 100644 --- a/drivers/base/power/wakeup_stats.c +++ b/drivers/base/power/wakeup_stats.c @@ -185,6 +185,19 @@ int wakeup_source_sysfs_add(struct device *parent, struct wakeup_source *ws) EXPORT_SYMBOL_GPL(wakeup_source_sysfs_add); /** + * pm_wakeup_source_sysfs_add - Add wakeup_source attributes to sysfs + * for a device if they're missing. + * @parent: Device given wakeup source is associated with + */ +int pm_wakeup_source_sysfs_add(struct device *parent) +{ + if (!parent->power.wakeup || parent->power.wakeup->dev) + return 0; + + return wakeup_source_sysfs_add(parent, parent->power.wakeup); +} + +/** * wakeup_source_sysfs_remove - Remove wakeup_source attributes from sysfs. * @ws: Wakeup source to be removed from sysfs. */ |