[PATCH v5, 20/32] drm/mediatek: add function to background color input select for ovl/ovl_2l direct link

[yongqiang.niu]

From: Yongqiang Niu <yongqiang....@mediatek.com>

This patch add function to background color input select for ovl/ovl_2l direct 
link
for ovl/ovl_2l direct link usecase, we need set background color
input select for these hardware.
this is preparation patch for ovl/ovl_2l usecase

Signed-off-by: Yongqiang Niu <yongqiang....@mediatek.com>
Reviewed-by: CK Hu <ck...@mediatek.com>
---
 drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h 
b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h
index 85e096a..268d416 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h
+++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h
@@ -84,6 +84,8 @@ struct mtk_ddp_comp_funcs {
                             struct mtk_plane_state *state);
        void (*gamma_set)(struct mtk_ddp_comp *comp,
                          struct drm_crtc_state *state);
+       void (*bgclr_in_on)(struct mtk_ddp_comp *comp);
+       void (*bgclr_in_off)(struct mtk_ddp_comp *comp);
 };
 
 struct mtk_ddp_comp {
@@ -164,6 +166,18 @@ static inline void mtk_ddp_gamma_set(struct mtk_ddp_comp 
*comp,
                comp->funcs->gamma_set(comp, state);
 }
 
+static inline void mtk_ddp_comp_bgclr_in_on(struct mtk_ddp_comp *comp)
+{
+       if (comp->funcs && comp->funcs->bgclr_in_on)
+               comp->funcs->bgclr_in_on(comp);
+}
+
+static inline void mtk_ddp_comp_bgclr_in_off(struct mtk_ddp_comp *comp)
+{
+       if (comp->funcs && comp->funcs->bgclr_in_off)
+               comp->funcs->bgclr_in_off(comp);
+}
+
 int mtk_ddp_comp_get_id(struct device_node *node,
                        enum mtk_ddp_comp_type comp_type);
 int mtk_ddp_comp_init(struct device *dev, struct device_node *comp_node,
-- 
1.8.1.1.dirty