diff mbox series

[v3,3/5] drm/gma500: Use backlight_get_brightness() to get the brightness

Message ID 20220917205920.647212-4-hdegoede@redhat.com (mailing list archive)
State New, archived
Headers show
Series drm/gma500: Backlight handling changes | expand

Commit Message

Hans de Goede Sept. 17, 2022, 8:59 p.m. UTC 
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@ravnborg.org>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
---
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 mbox series

Patch

diff --git a/drivers/gpu/drm/gma500/backlight.c b/drivers/gpu/drm/gma500/backlight.c
index 5a40414e5748..e85fd181f2f3 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)