| From | Sam Ravnborg via B4 Submission Endpoint <> | Date | Sat, 07 Jan 2023 19:26:18 +0100 | Subject | [PATCH 04/15] video: fbdev: radeon: Introduce backlight_get_brightness() |
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From: Sam Ravnborg <sam@ravnborg.org>
Introduce backlight_get_brightness() to simplify logic and avoid direct access to backlight properties.
Signed-off-by: Sam Ravnborg <sam@ravnborg.org> Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> Cc: linux-fbdev@vger.kernel.org --- drivers/video/fbdev/aty/radeon_backlight.c | 10 +++------- 1 file changed, 3 insertions(+), 7 deletions(-)
diff --git a/drivers/video/fbdev/aty/radeon_backlight.c b/drivers/video/fbdev/aty/radeon_backlight.c index d2c1263ad260..22a39fea7b89 100644 --- a/drivers/video/fbdev/aty/radeon_backlight.c +++ b/drivers/video/fbdev/aty/radeon_backlight.c @@ -54,14 +54,10 @@ static int radeon_bl_update_status(struct backlight_device *bd) return 0; /* We turn off the LCD completely instead of just dimming the - * backlight. This provides some greater power saving and the display - * is useless without backlight anyway. + * backlight if level < 1. This provides some greater power saving + * and the display is useless without backlight anyway. */ - if (bd->props.power != FB_BLANK_UNBLANK || - bd->props.fb_blank != FB_BLANK_UNBLANK) - level = 0; - else - level = bd->props.brightness; + level = backlight_get_brightness(bd); del_timer_sync(&rinfo->lvds_timer); radeon_engine_idle(); -- 2.34.1
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