[PATCH] drm/hisilicon: Delete the empty function mode_valid

[Tian Tao <tiantao6@hisilicon.com>]

Based on the drm_connector_mode_valid, if the hibmc implementation
of mode_valid only returns MODE_OK, then we can not implement the
mode_valid function.

Signed-off-by: Tian Tao <tiantao6@hisilicon.com>
---
 drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_vdac.c | 7 -------
 1 file changed, 7 deletions(-)

diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_vdac.c b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_vdac.c
index c76f996..c74a35b 100644
--- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_vdac.c
+++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_vdac.c
@@ -43,12 +43,6 @@ static int hibmc_connector_get_modes(struct drm_connector *connector)
 	return count;
 }
 
-static enum drm_mode_status hibmc_connector_mode_valid(struct drm_connector *connector,
-						       struct drm_display_mode *mode)
-{
-	return MODE_OK;
-}
-
 static void hibmc_connector_destroy(struct drm_connector *connector)
 {
 	struct hibmc_connector *hibmc_connector = to_hibmc_connector(connector);
@@ -60,7 +54,6 @@ static void hibmc_connector_destroy(struct drm_connector *connector)
 static const struct drm_connector_helper_funcs
 	hibmc_connector_helper_funcs = {
 	.get_modes = hibmc_connector_get_modes,
-	.mode_valid = hibmc_connector_mode_valid,
 };
 
 static const struct drm_connector_funcs hibmc_connector_funcs = {
-- 
2.7.4