From: Yongqiang Niu <yongqiang.niu@xxxxxxxxxxxx> This patch add connection from RDMA0 to DSI0 Signed-off-by: Yongqiang Niu <yongqiang.niu@xxxxxxxxxxxx> --- drivers/gpu/drm/mediatek/mtk_drm_ddp.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c index c4c8531..c4d8ecb 100644 --- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c +++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c @@ -50,6 +50,7 @@ #define OVL1_2L_MOUT_EN_RDMA1 BIT(4) #define DITHER0_MOUT_IN_DSI0 BIT(0) #define DISP_PATH0_SEL_IN_OVL0_2L 0x1 +#define DSI0_SEL_IN_RDMA0 0x1 #define MT2701_DISP_MUTEX0_MOD0 0x2c #define MT2701_DISP_MUTEX0_SOF0 0x30 @@ -399,6 +400,9 @@ static unsigned int mtk_ddp_sel_in(const struct mtk_mmsys_reg_data *data, next == DDP_COMPONENT_RDMA0) { *addr = MT8183_DISP_PATH0_SEL_IN; value = DISP_PATH0_SEL_IN_OVL0_2L; + } else if (cur == DDP_COMPONENT_RDMA0 && next == DDP_COMPONENT_DSI0) { + *addr = data->dsi0_sel_in; + value = DSI0_SEL_IN_RDMA0; } else { value = 0; } -- 1.8.1.1.dirty