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drm/panel: simple: Remove unneeded gpiod NULL check 

The gpiod API checks for NULL descriptors, so there is no need to
duplicate the check in the driver.

Signed-off-by: Fabio Estevam <fabio.estevam@nxp.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Link: https://patchwork.freedesktop.org/patch/msgid/1500249939-8075-1-git-send-email-festevam@gmail.com
This commit is contained in:
Fabio Estevam 2017-07-16 21:05:39 -03:00 committed by Thierry Reding
parent f3621a8eb5
commit 756b918d0d
1 changed files with 2 additions and 4 deletions
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6
drivers/gpu/drm/panel/panel-simple.c
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@ -187,8 +187,7 @@ static int panel_simple_unprepare(struct drm_panel *panel)
if (!p->prepared)
return 0;
if (p->enable_gpio)
gpiod_set_value_cansleep(p->enable_gpio, 0);
gpiod_set_value_cansleep(p->enable_gpio, 0);
regulator_disable(p->supply);
@ -214,8 +213,7 @@ static int panel_simple_prepare(struct drm_panel *panel)
return err;
}
if (p->enable_gpio)
gpiod_set_value_cansleep(p->enable_gpio, 1);
gpiod_set_value_cansleep(p->enable_gpio, 1);
if (p->desc->delay.prepare)
msleep(p->desc->delay.prepare);