Use backlight_get_brightness() instead of directly referencing bd->props.brightness. This will take backlight_is_blank() into account, properly setting brightness to 0 when screen-blanking has been requested through the backlight sysfs interface. Suggested-by: Sam Ravnborg <sam@xxxxxxxxxxxx> Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx> --- Changes in v2 of the patch-set: - New patch in v2 of the patch-set --- drivers/gpu/drm/gma500/backlight.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/gma500/backlight.c b/drivers/gpu/drm/gma500/backlight.c index d113c5810ca5..9be28dc0bdd1 100644 --- a/drivers/gpu/drm/gma500/backlight.c +++ b/drivers/gpu/drm/gma500/backlight.c @@ -52,7 +52,7 @@ static int gma_backlight_get_brightness(struct backlight_device *bd) static int gma_backlight_update_status(struct backlight_device *bd) { struct drm_device *dev = bl_get_data(bd); - int level = bd->props.brightness; + int level = backlight_get_brightness(bd); /* Percentage 1-100% being valid */ if (level < 1) -- 2.37.3