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
diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
index 4475685..a3c96d2 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -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);