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backlight: fix blanking for L4F00242T03 LCD

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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 <[email protected]>
Acked-by: Richard Purdie <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Marek Vasut 2010-11-11 14:05:26 -08:00 • committed by Linus Torvalds
commit 4dbdf8861a
1 changed files with 1 additions and 1 deletions
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2
drivers/video/backlight/l4f00242t03.c
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@ -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;