Hi!

> >--- a/drivers/video/backlight/pwm_bl.c
> >+++ b/drivers/video/backlight/pwm_bl.c
> >@@ -10,6 +10,7 @@
> >   * published by the Free Software Foundation.
> >   */
> >+#include <linux/delay.h>
> >  #include <linux/gpio/consumer.h>
> >  #include <linux/gpio.h>
> >  #include <linux/module.h>
> >@@ -35,6 +36,7 @@ struct pwm_bl_data {
> >     struct gpio_desc        *enable_gpio;
> >     unsigned int            scale;
> >     bool                    legacy;
> >+    unsigned int            pwm_delay[2];
> 
> Two named members would be better here (eliminating the "magic" 0
>and 1).

My thought, too.

> >@@ -56,6 +58,9 @@ static void pwm_backlight_power_on(struct pwm_bl_data *pb, 
> >int brightness)
> >     pwm_enable(pb->pwm);
> >+    if (pb->pwm_delay[0])
> >+            usleep_range(pb->pwm_delay[0], pb->pwm_delay[0] * 2);

Plus I'd just do the delay unconditionally :-).

Best regards,
                                                                Pavel


-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) 
http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html

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