[PATCH v6, 12/14] drm/mediatek: add connection from RDMA0 to DSI0

Yongqiang Niu
2020-01-02T04:14:09Z

This patch add connection from RDMA0 to DSI0

Signed-off-by: Yongqiang Niu <yongqiang.niu@mediatek.com>
Reviewed-by: CK Hu <ck.hu@mediatek.com>
---
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 4cc432d..68dc060 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
@@ -42,6 +42,7 @@
#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
@@ -398,6 +399,9 @@ 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;
}