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[5/9] backlight: atmel-pwm-bl: clean up get_intensity

Message ID 1382522143-32072-6-git-send-email-jhovold@gmail.com (mailing list archive)
State New, archived
Headers show

Commit Message

Johan Hovold Oct. 23, 2013, 9:55 a.m. UTC 
Clean up get_intensity to increase readability.

Acked-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Johan Hovold <jhovold@gmail.com>
---
 drivers/video/backlight/atmel-pwm-bl.c | 13 ++++++-------
 1 file changed, 6 insertions(+), 7 deletions(-)

Comments

Jean-Christophe PLAGNIOL-VILLARD Oct. 25, 2013, 11:12 a.m. UTC | #1 
On 11:55 Wed 23 Oct     , Johan Hovold wrote:
> Clean up get_intensity to increase readability.
> 
> Acked-by: Jingoo Han <jg1.han@samsung.com>
> Signed-off-by: Johan Hovold <jhovold@gmail.com>

this ok
> ---
>  drivers/video/backlight/atmel-pwm-bl.c | 13 ++++++-------
>  1 file changed, 6 insertions(+), 7 deletions(-)
> 
> diff --git a/drivers/video/backlight/atmel-pwm-bl.c b/drivers/video/backlight/atmel-pwm-bl.c
> index 52a8134..504061c 100644
> --- a/drivers/video/backlight/atmel-pwm-bl.c
> +++ b/drivers/video/backlight/atmel-pwm-bl.c
> @@ -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 (u16)intensity;
>  }
> -- 
> 1.8.4
> 
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diff mbox

Patch

diff --git a/drivers/video/backlight/atmel-pwm-bl.c b/drivers/video/backlight/atmel-pwm-bl.c
index 52a8134..504061c 100644
--- a/drivers/video/backlight/atmel-pwm-bl.c
+++ b/drivers/video/backlight/atmel-pwm-bl.c
@@ -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 (u16)intensity;
 }