[PATCH v4, 29/33] drm/mediatek: add connection from OVL_2L0 to RDMA0

[<yongqiang.niu@xxxxxxxxxxxx>]

From: Yongqiang Niu <yongqiang.niu@xxxxxxxxxxxx>

this patch add add connection from OVL_2L0 to RDMA0

Signed-off-by: Yongqiang Niu <yongqiang.niu@xxxxxxxxxxxx>
---
 drivers/gpu/drm/mediatek/mtk_drm_ddp.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
index fbea47f..0a63dd0 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
@@ -41,6 +41,12 @@
 #define DISP_REG_CONFIG_DSI_SEL			0x050
 #define DISP_REG_CONFIG_DPI_SEL			0x064
 
+#define MT8183_DISP_OVL0_2L_MOUT_EN		0xf04
+#define MT8183_DISP_PATH0_SEL_IN		0xf24
+
+#define OVL0_2L_MOUT_EN_DISP_PATH0			BIT(0)
+#define DISP_PATH0_SEL_IN_OVL0_2L			0x1
+
 #define MT2701_DISP_MUTEX0_MOD0			0x2c
 #define MT2701_DISP_MUTEX0_SOF0			0x30
 
@@ -315,6 +321,10 @@ static unsigned int mtk_ddp_mout_en(const struct mtk_mmsys_reg_data *data,
 	} else if (cur == DDP_COMPONENT_OVL0 && next == DDP_COMPONENT_OVL_2L0) {
 		*addr = data->ovl0_mout_en;
 		value = OVL0_MOUT_EN_OVL0_2L;
+	} else if (cur == DDP_COMPONENT_OVL_2L0 &&
+		   next == DDP_COMPONENT_RDMA0) {
+		*addr = MT8183_DISP_OVL0_2L_MOUT_EN;
+		value = OVL0_2L_MOUT_EN_DISP_PATH0;
 	} else {
 		value = 0;
 	}
@@ -374,6 +384,10 @@ static unsigned int mtk_ddp_sel_in(const struct mtk_mmsys_reg_data *data,
 	} else if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DSI0) {
 		*addr = DISP_REG_CONFIG_DSI_SEL;
 		value = DSI_SEL_IN_BLS;
+	} else if (cur == DDP_COMPONENT_OVL_2L0 &&
+		   next == DDP_COMPONENT_RDMA0) {
+		*addr = MT8183_DISP_PATH0_SEL_IN;
+		value = DISP_PATH0_SEL_IN_OVL0_2L;
 	} else {
 		value = 0;
 	}
-- 
1.8.1.1.dirty

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