Searched refs:brightness_mutex (Results 1 – 1 of 1) sorted by relevance
6641 static struct mutex brightness_mutex; variable6668 if (mutex_lock_killable(&brightness_mutex) < 0) in tpacpi_brightness_checkpoint_nvram()6692 mutex_unlock(&brightness_mutex); in tpacpi_brightness_checkpoint_nvram()6767 res = mutex_lock_killable(&brightness_mutex); in brightness_set()6783 mutex_unlock(&brightness_mutex); in brightness_set()6809 res = mutex_lock_killable(&brightness_mutex); in brightness_get()6815 mutex_unlock(&brightness_mutex); in brightness_get()6966 mutex_init(&brightness_mutex); in brightness_init()