[PATCH v5, 31/32] drm/mediatek: add connection from RDMA0 to DSI0

yongqiang.niu at mediatek.com yongqiang.niu at mediatek.com
Thu Aug 29 07:50:53 PDT 2019


From: Yongqiang Niu <yongqiang.niu at mediatek.com>

This patch add connection from RDMA0 to DSI0

Signed-off-by: Yongqiang Niu <yongqiang.niu at 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 fd38658..6a7cb15 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
@@ -391,6 +392,9 @@ 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




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