lkml.org 
[lkml]   [2013]   [Dec]   [28]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    From
    Date
    Subject[PATCH 3.2 059/185] backlight: atmel-pwm-bl: fix gpio polarity in remove
    3.2.54-rc1 review patch.  If anyone has any objections, please let me know.

    ------------------

    From: Johan Hovold <jhovold@gmail.com>

    commit ad5066d4c2b1d696749f8d7816357c23b648c4d3 upstream.

    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 <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>
    [bwh: Backported to 3.2: adjust context]
    Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
    ---
    drivers/video/backlight/atmel-pwm-bl.c | 6 ++++--
    1 file changed, 4 insertions(+), 2 deletions(-)

    --- a/drivers/video/backlight/atmel-pwm-bl.c
    +++ b/drivers/video/backlight/atmel-pwm-bl.c
    @@ -211,7 +211,8 @@ static int __exit atmel_pwm_bl_remove(st
    struct atmel_pwm_bl *pwmbl = platform_get_drvdata(pdev);

    if (pwmbl->gpio_on != -1) {
    - gpio_set_value(pwmbl->gpio_on, 0);
    + gpio_set_value(pwmbl->gpio_on,
    + 0 ^ pwmbl->pdata->on_active_low);
    gpio_free(pwmbl->gpio_on);
    }
    pwm_channel_disable(&pwmbl->pwmc);


    \
     
     \ /
      Last update: 2013-12-29 04:01    [W:4.046 / U:0.564 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site