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Commit 9a26a84e authored by Johan Hovold's avatar Johan Hovold Committed by Linus Torvalds
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backlight: atmel-pwm-bl: clean up get_intensity 



Clean up get_intensity to increase readability.

Signed-off-by: default avatarJohan Hovold <jhovold@gmail.com>
Acked-by: default avatarJingoo Han <jg1.han@samsung.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent ce726c97

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

+6 −7
Original line number Diff line number Diff line
@@ -70,15 +70,14 @@ 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);

	u32 cdty;

	u32 intensity;



	if (pwmbl->pdata->pwm_active_low) {

		intensity = pwm_channel_readl(&pwmbl->pwmc, PWM_CDTY) -

			pwmbl->pdata->pwm_duty_min;

	} else {

		intensity = pwmbl->pdata->pwm_duty_max -

			pwm_channel_readl(&pwmbl->pwmc, PWM_CDTY);

	}

	cdty = pwm_channel_readl(&pwmbl->pwmc, PWM_CDTY);

	if (pwmbl->pdata->pwm_active_low)

		intensity = cdty - pwmbl->pdata->pwm_duty_min;

	else

		intensity = pwmbl->pdata->pwm_duty_max - cdty;



	return intensity & 0xffff;

}