diff options
Diffstat (limited to 'drivers/base/power/wakeup.c')
| -rw-r--r-- | drivers/base/power/wakeup.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/base/power/wakeup.c b/drivers/base/power/wakeup.c index 79715e7fa43e..bea700736f24 100644 --- a/drivers/base/power/wakeup.c +++ b/drivers/base/power/wakeup.c @@ -659,6 +659,22 @@ void pm_wakeup_event(struct device *dev, unsigned int msec) } EXPORT_SYMBOL_GPL(pm_wakeup_event); +void pm_get_active_wakeup_sources(char *pending_wakeup_source, size_t max) +{ + struct wakeup_source *ws; + int len = 0; + rcu_read_lock(); + len += snprintf(pending_wakeup_source, max, "Pending Wakeup Sources: "); + list_for_each_entry_rcu(ws, &wakeup_sources, entry) { + if (ws->active) { + len += snprintf(pending_wakeup_source + len, max, + "%s ", ws->name); + } + } + rcu_read_unlock(); +} +EXPORT_SYMBOL_GPL(pm_get_active_wakeup_sources); + static void print_active_wakeup_sources(void) { struct wakeup_source *ws; |