From: Yongqiang Niu <yongqiang.niu@xxxxxxxxxxxx>
This patch add function to connect module with it's previous one
Signed-off-by: Yongqiang Niu <yongqiang.niu@xxxxxxxxxxxx>
---
drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h
index b0064c52..f2ab0b3 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h
+++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp_comp.h
@@ -91,6 +91,7 @@ struct mtk_ddp_comp_funcs {
struct mtk_plane_state *state);
void (*gamma_set)(struct mtk_ddp_comp *comp,
struct drm_crtc_state *state);
+ void (*connect)(struct mtk_ddp_comp *comp, enum mtk_ddp_comp_id prev);
};
struct mtk_ddp_comp {
@@ -172,6 +173,13 @@ static inline void mtk_ddp_gamma_set(struct mtk_ddp_comp *comp,
comp->funcs->gamma_set(comp, state);
}
+static inline void mtk_ddp_comp_connect(struct mtk_ddp_comp *comp,
+ enum mtk_ddp_comp_id prev)
+{
+ if (comp->funcs && comp->funcs->connect)
+ comp->funcs->connect(comp, prev);
+}
+
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
