diff options
Diffstat (limited to 'drivers/video/backlight/backlight.c')
| -rw-r--r-- | drivers/video/backlight/backlight.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/video/backlight/backlight.c b/drivers/video/backlight/backlight.c index efc9a2da918d..27d3cf255e78 100644 --- a/drivers/video/backlight/backlight.c +++ b/drivers/video/backlight/backlight.c @@ -34,7 +34,7 @@ static const char *const backlight_types[] = { defined(CONFIG_BACKLIGHT_CLASS_DEVICE_MODULE)) /* This callback gets called when something important happens inside a * framebuffer driver. We're looking if that important event is blanking, - * and if it is, we're switching backlight power as well ... + * and if it is and necessary, we're switching backlight power as well ... */ static int fb_notifier_callback(struct notifier_block *self, unsigned long event, void *data) @@ -60,6 +60,7 @@ static int fb_notifier_callback(struct notifier_block *self, if (!bd->use_count++) { bd->props.state &= ~BL_CORE_FBBLANK; bd->props.fb_blank = FB_BLANK_UNBLANK; + backlight_update_status(bd); } } else if (fb_blank != FB_BLANK_UNBLANK && bd->fb_bl_on[node]) { @@ -67,9 +68,9 @@ static int fb_notifier_callback(struct notifier_block *self, if (!(--bd->use_count)) { bd->props.state |= BL_CORE_FBBLANK; bd->props.fb_blank = fb_blank; + backlight_update_status(bd); } } - backlight_update_status(bd); } mutex_unlock(&bd->ops_lock); return 0; |