A-Team_Digital_Solutions/android_kernel_motorola_sm6375
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backlight: atmel-pwm-bl: fix gpio polarity in remove

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Make sure to honour gpio polarity also at remove so that the backlight is
actually disabled on boards with active-low enable pin.

Signed-off-by: Johan Hovold <[email protected]>
Acked-by: Jingoo Han <[email protected]>
Cc: <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Johan Hovold 2013-11-12 15:09:39 -08:00 • committed by Linus Torvalds
commit ad5066d4c2
1 changed files with 4 additions and 2 deletions
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6
drivers/video/backlight/atmel-pwm-bl.c
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@ -205,8 +205,10 @@ static int atmel_pwm_bl_remove(struct platform_device *pdev)
{
struct atmel_pwm_bl *pwmbl = platform_get_drvdata(pdev);
if (pwmbl->gpio_on != -1)
gpio_set_value(pwmbl->gpio_on, 0);
if (pwmbl->gpio_on != -1) {
gpio_set_value(pwmbl->gpio_on,
0 ^ pwmbl->pdata->on_active_low);
}
pwm_channel_disable(&pwmbl->pwmc);
pwm_channel_free(&pwmbl->pwmc);