From: Johan Hovold <[email protected]> Subject: backlight: atmel-pwm-bl: fix gpio polarity in remove
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]> --- drivers/video/backlight/atmel-pwm-bl.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff -puN drivers/video/backlight/atmel-pwm-bl.c~backlight-atmel-pwm-bl-fix-gpio-polarity-in-remove drivers/video/backlight/atmel-pwm-bl.c --- a/drivers/video/backlight/atmel-pwm-bl.c~backlight-atmel-pwm-bl-fix-gpio-polarity-in-remove +++ a/drivers/video/backlight/atmel-pwm-bl.c @@ -205,8 +205,10 @@ static int atmel_pwm_bl_remove(struct pl { 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); _ -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
