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[07/15] video: fbdev: mx3fb: Introduce backlight_get_brightness()

Message ID 20230107-sam-video-backlight-drop-fb_blank-v1-7-1bd9bafb351f@ravnborg.org (mailing list archive)
State Handled Elsewhere, archived
Headers show
Series backlight: Drop use of deprecated fb_blank property | expand

Commit Message

Sam Ravnborg via B4 Relay Jan. 7, 2023, 6:26 p.m. UTC 
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: Sam Ravnborg <sam@ravnborg.org>
Cc: Kate Stewart <kstewart@linuxfoundation.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Jani Nikula <jani.nikula@intel.com>
---
 drivers/video/fbdev/mx3fb.c | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)
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Patch

diff --git a/drivers/video/fbdev/mx3fb.c b/drivers/video/fbdev/mx3fb.c
index b945b68984b9..bc35f664cbff 100644
--- a/drivers/video/fbdev/mx3fb.c
+++ b/drivers/video/fbdev/mx3fb.c
@@ -283,12 +283,7 @@  static int mx3fb_bl_get_brightness(struct backlight_device *bl)
 static int mx3fb_bl_update_status(struct backlight_device *bl)
 {
 	struct mx3fb_data *fbd = bl_get_data(bl);
-	int brightness = bl->props.brightness;
-
-	if (bl->props.power != FB_BLANK_UNBLANK)
-		brightness = 0;
-	if (bl->props.fb_blank != FB_BLANK_UNBLANK)
-		brightness = 0;
+	int brightness = backlight_get_brightness(bl);
 
 	fbd->backlight_level = (fbd->backlight_level & ~0xFF) | brightness;
 
@@ -325,7 +320,6 @@  static void mx3fb_init_backlight(struct mx3fb_data *fbd)
 
 	fbd->bl = bl;
 	bl->props.power = FB_BLANK_UNBLANK;
-	bl->props.fb_blank = FB_BLANK_UNBLANK;
 	bl->props.brightness = mx3fb_bl_get_brightness(bl);
 }