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Commit 185d9144 authored by Johan Hovold's avatar Johan Hovold Committed by Linus Torvalds
Browse files

backlight: atmel-pwm-bl: fix reported brightness 



The driver supports 16-bit brightness values, but the value returned
from get_brightness was truncated to eight bits.

Signed-off-by: default avatarJohan Hovold <jhovold@gmail.com>
Cc: Jingoo Han <jg1.han@samsung.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent bcd5b416

drivers/video/backlight/atmel-pwm-bl.c

+2 −2
Original line number Diff line number Diff line
@@ -70,7 +70,7 @@ static int atmel_pwm_bl_set_intensity(struct backlight_device *bd) 
static int atmel_pwm_bl_get_intensity(struct backlight_device *bd)

{

	struct atmel_pwm_bl *pwmbl = bl_get_data(bd);

	u8 intensity;

	u32 intensity;



	if (pwmbl->pdata->pwm_active_low) {

		intensity = pwm_channel_readl(&pwmbl->pwmc, PWM_CDTY) -
@@ -80,7 +80,7 @@ static int atmel_pwm_bl_get_intensity(struct backlight_device *bd) 
			pwm_channel_readl(&pwmbl->pwmc, PWM_CDTY);

	}



	return intensity;

	return intensity & 0xffff;

}



static int atmel_pwm_bl_init_pwm(struct atmel_pwm_bl *pwmbl)