From: Boris BREZILLON <boris.brezil...@free-electrons.com>
The PWM period will be set when calling pwm_config. Remove this useless
call to pwm_set_period(), which might mess up the internal PWM state.
Signed-off-by: Boris Brezillon <boris.brezil...@free-electrons.com>
Acked-by: Lee Jones <lee.jo...@linaro.org>
Signed-off-by: Thierry Reding <thierry.red...@gmail.com>
(cherry picked from commit 7f044b09b68d36811518c55f736a20648e8ed6e2)
Signed-off-by: California Sullivan <california.l.sulli...@intel.com>
---
drivers/video/backlight/pwm_bl.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)
diff --git a/drivers/video/backlight/pwm_bl.c b/drivers/video/backlight/pwm_bl.c
index 64f9e1b..a33a290 100644
--- a/drivers/video/backlight/pwm_bl.c
+++ b/drivers/video/backlight/pwm_bl.c
@@ -313,10 +313,8 @@ static int pwm_backlight_probe(struct platform_device
*pdev)
* via the PWM lookup table.
*/
pb->period = pwm_get_period(pb->pwm);
- if (!pb->period && (data->pwm_period_ns > 0)) {
+ if (!pb->period && (data->pwm_period_ns > 0))
pb->period = data->pwm_period_ns;
- pwm_set_period(pb->pwm, data->pwm_period_ns);
- }
pb->lth_brightness = data->lth_brightness * (pb->period / pb->scale);
--
2.5.5
--
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