backlight: fix blanking for L4F00242T03 LCD
authorMarek Vasut <marek.vasut@gmail.com>
Thu, 11 Nov 2010 22:05:26 +0000 (14:05 -0800)
committerLinus Torvalds <torvalds@linux-foundation.org>
Fri, 12 Nov 2010 15:55:33 +0000 (07:55 -0800)
The LCD was turned on if the variable power was > 0, but that was
incorrect.  The LCD has to be turned on in NORMAL and UNBLANK case.

Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Acked-by: Richard Purdie <rpurdie@rpsys.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
drivers/video/backlight/l4f00242t03.c

index 9093ef0fa8696f2da8b086984042001aa94d8eec..c67801e57aafb24f546250bcbdb45d59bcb5b9d4 100644 (file)
@@ -78,7 +78,7 @@ static int l4f00242t03_lcd_power_set(struct lcd_device *ld, int power)
        const u16 slpin = 0x10;
        const u16 disoff = 0x28;
 
-       if (power) {
+       if (power <= FB_BLANK_NORMAL) {
                if (priv->lcd_on)
                        return 0;