From: Jonathan Cameron Date: Thu, 30 Oct 2008 11:05:00 +0000 (+0000) Subject: leds: da903x: (da9030 only) led brightness reversed. X-Git-Tag: v3.12-rc1~17416^2~4^2 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=a0601c8944dc08c2d349c24bd9c0b09c406229fc;p=kernel%2Fkernel-generic.git leds: da903x: (da9030 only) led brightness reversed. The brightness control register calculation (for the pwm) is effectively the reverse of what would be expected. 1 is maximum brightness, 255 minimum. This patch inverts this. Signed-off-by: Jonathan Cameron Acked-by: Mike Rapoport Signed-off-by: Eric Miao --- diff --git a/drivers/leds/leds-da903x.c b/drivers/leds/leds-da903x.c index 2768c69..1f3cc51 100644 --- a/drivers/leds/leds-da903x.c +++ b/drivers/leds/leds-da903x.c @@ -58,7 +58,7 @@ static void da903x_led_work(struct work_struct *work) offset = DA9030_LED_OFFSET(led->id); val = led->flags & ~0x87; val |= (led->new_brightness) ? 0x80 : 0; /* EN bit */ - val |= (led->new_brightness >> 5) & 0x7; /* PWM<2:0> */ + val |= (0x7 - (led->new_brightness >> 5)) & 0x7; /* PWM<2:0> */ da903x_write(led->master, DA9030_LED1_CONTROL + offset, val); break; case DA9030_ID_VIBRA: