From 9a26a84e3f77850ab80dbb9fb7f9821109f38f12 Mon Sep 17 00:00:00 2001
From: Johan Hovold <jhovold@gmail.com>
Date: Tue, 12 Nov 2013 15:09:42 -0800
Subject: [PATCH] backlight: atmel-pwm-bl: clean up get_intensity
Clean up get_intensity to increase readability.
Signed-off-by: Johan Hovold <jhovold@gmail.com>
Acked-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
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 01af5c2d028a..abfaada0b6ca 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 intensity & 0xffff;
}
--
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