On Wed, 11 Apr 2018, Simon Horman wrote: > On Tue, Apr 10, 2018 at 02:32:40PM +0200, Wolfram Sang wrote: > > The documentation was wrong, gpiod_get_direction() returns 0/1 instead > > of the GPIOF_* flags. The docs were fixed with commit 94fc73094abe47 > > ("gpio: correct docs about return value of gpiod_get_direction"). Now, > > fix this user (until a better, system-wide solution is in place). > > > > Signed-off-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx> > > Acked-by: Daniel Thompson <daniel.thompson@xxxxxxxxxx> > > Reviewed-by: Simon Horman <horms+renesas@xxxxxxxxxxxx> Thanks for the Reviewed-by Simon. I have applied it to the original mail. Do you know why you mail wasn't sent attached to the original thread? For some reason I received this mail on it's own i.e. not in reply to the original. > > --- > > > > Changes since V1: > > * rebased to top-of-linus-tree > > * added tag from Daniel, thanks! > > > > Through which tree does this need to go? > > > > drivers/video/backlight/pwm_bl.c | 6 +++--- > > 1 file changed, 3 insertions(+), 3 deletions(-) > > > > diff --git a/drivers/video/backlight/pwm_bl.c b/drivers/video/backlight/pwm_bl.c > > index 1c2289ddd555..0fa7d2bd0e48 100644 > > --- a/drivers/video/backlight/pwm_bl.c > > +++ b/drivers/video/backlight/pwm_bl.c > > @@ -301,14 +301,14 @@ static int pwm_backlight_probe(struct platform_device *pdev) > > > > /* > > * If the GPIO is not known to be already configured as output, that > > - * is, if gpiod_get_direction returns either GPIOF_DIR_IN or -EINVAL, > > - * change the direction to output and set the GPIO as active. > > + * is, if gpiod_get_direction returns either 1 or -EINVAL, change the > > + * direction to output and set the GPIO as active. > > * Do not force the GPIO to active when it was already output as it > > * could cause backlight flickering or we would enable the backlight too > > * early. Leave the decision of the initial backlight state for later. > > */ > > if (pb->enable_gpio && > > - gpiod_get_direction(pb->enable_gpio) != GPIOF_DIR_OUT) > > + gpiod_get_direction(pb->enable_gpio) != 0) > > gpiod_direction_output(pb->enable_gpio, 1); > > > > pb->power_supply = devm_regulator_get(&pdev->dev, "power"); -- Lee Jones [李琼斯] Linaro Services Technical Lead Linaro.org │ Open source software for ARM SoCs Follow Linaro: Facebook | Twitter | Blog _______________________________________________ dri-devel mailing list dri-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/dri-devel