[PATCHv2 1/4] drm: exynos: hdmi: simplify extracting hpd-gpio from DT

[Tomasz Stanislawski]

This patch eliminates redundant checks while retrieving HPD gpio from DT during
HDMI's probe().

Signed-off-by: Tomasz Stanislawski <t.stanislaws at samsung.com>
---
 drivers/gpu/drm/exynos/exynos_hdmi.c |   13 ++++---------
 1 file changed, 4 insertions(+), 9 deletions(-)

diff --git a/drivers/gpu/drm/exynos/exynos_hdmi.c 
b/drivers/gpu/drm/exynos/exynos_hdmi.c
index 9a6d652..47c6e85 100644
--- a/drivers/gpu/drm/exynos/exynos_hdmi.c
+++ b/drivers/gpu/drm/exynos/exynos_hdmi.c
@@ -2016,23 +2016,18 @@ static struct s5p_hdmi_platform_data 
*drm_hdmi_dt_parse_pdata
 {
        struct device_node *np = dev->of_node;
        struct s5p_hdmi_platform_data *pd;
-       u32 value;

        pd = devm_kzalloc(dev, sizeof(*pd), GFP_KERNEL);
        if (!pd)
-               goto err_data;
+               return NULL;

-       if (!of_find_property(np, "hpd-gpio", &value)) {
+       pd->hpd_gpio = of_get_named_gpio(np, "hpd-gpio", 0);
+       if (!gpio_is_valid(pd->hpd_gpio)) {
                DRM_ERROR("no hpd gpio property found\n");
-               goto err_data;
+               return NULL;
        }

-       pd->hpd_gpio = of_get_named_gpio(np, "hpd-gpio", 0);
-
        return pd;
-
-err_data:
-       return NULL;
 }

 static struct of_device_id hdmi_match_types[] = {
-- 
1.7.9.5