[v5,11/32] drm/mediatek: split DISP_REG_CONFIG_DSI_SEL setting into another use case

Commit Message

Yongqiang Niu Aug. 29, 2019, 2:50 p.m. UTC

From: Yongqiang Niu <[e-mail]>

Here is two modifition in this patch:
1.bls->dpi0 and rdma1->dsi are differen usecase,
Split DISP_REG_CONFIG_DSI_SEL setting into anther usecase
2.remove DISP_REG_CONFIG_DPI_SEL setting, DPI_SEL_IN_BLS is 0 and
this is same with hardware defautl setting,

Signed-off-by: Yongqiang Niu <[e-mail]>
---
 drivers/gpu/drm/mediatek/mtk_drm_ddp.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

Patch

diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
index 4866a9b..c93e1b7 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
@@ -392,10 +392,9 @@  static void mtk_ddp_sout_sel(void __iomem *config_regs,
 	} else if (cur == DDP_COMPONENT_BLS && next == DDP_COMPONENT_DPI0) {
 		writel_relaxed(BLS_TO_DPI_RDMA1_TO_DSI,
 			       config_regs + DISP_REG_CONFIG_OUT_SEL);
+	} else if (cur == DDP_COMPONENT_RDMA1 && next == DDP_COMPONENT_DSI0) {
 		writel_relaxed(DSI_SEL_IN_RDMA,
 			       config_regs + DISP_REG_CONFIG_DSI_SEL);
-		writel_relaxed(DPI_SEL_IN_BLS,
-			       config_regs + DISP_REG_CONFIG_DPI_SEL);
 	}
 }