[PATCH v3, 14/15] drm/mediatek: add DDP support for MT8192

Yongqiang Niu yongqiang.niu at mediatek.com
Mon Jan 11 02:43:50 EST 2021


Add DDP support for MT8192 SoC.

Signed-off-by: Yongqiang Niu <yongqiang.niu at mediatek.com>
---
 drivers/gpu/drm/mediatek/mtk_drm_ddp.c | 35 ++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)

diff --git a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
index 1308046..7aa7fc3 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_ddp.c
@@ -40,6 +40,18 @@
 #define MT8167_MUTEX_MOD_DISP_DITHER		15
 #define MT8167_MUTEX_MOD_DISP_UFOE		16
 
+#define MT8192_MUTEX_MOD_DISP_OVL0		0
+#define MT8192_MUTEX_MOD_DISP_OVL0_2L		1
+#define MT8192_MUTEX_MOD_DISP_RDMA0		2
+#define MT8192_MUTEX_MOD_DISP_COLOR0		4
+#define MT8192_MUTEX_MOD_DISP_CCORR0		5
+#define MT8192_MUTEX_MOD_DISP_AAL0		6
+#define MT8192_MUTEX_MOD_DISP_GAMMA0		7
+#define MT8192_MUTEX_MOD_DISP_POSTMASK0		8
+#define MT8192_MUTEX_MOD_DISP_DITHER0		9
+#define MT8192_MUTEX_MOD_DISP_OVL2_2L		16
+#define MT8192_MUTEX_MOD_DISP_RDMA4		17
+
 #define MT8183_MUTEX_MOD_DISP_RDMA0		0
 #define MT8183_MUTEX_MOD_DISP_RDMA1		1
 #define MT8183_MUTEX_MOD_DISP_OVL0		9
@@ -215,6 +227,20 @@ struct mtk_ddp {
 	[DDP_COMPONENT_WDMA0] = MT8183_MUTEX_MOD_DISP_WDMA0,
 };
 
+static const unsigned int mt8192_mutex_mod[DDP_COMPONENT_ID_MAX] = {
+	[DDP_COMPONENT_AAL0] = MT8192_MUTEX_MOD_DISP_AAL0,
+	[DDP_COMPONENT_CCORR] = MT8192_MUTEX_MOD_DISP_CCORR0,
+	[DDP_COMPONENT_COLOR0] = MT8192_MUTEX_MOD_DISP_COLOR0,
+	[DDP_COMPONENT_DITHER] = MT8192_MUTEX_MOD_DISP_DITHER0,
+	[DDP_COMPONENT_GAMMA] = MT8192_MUTEX_MOD_DISP_GAMMA0,
+	[DDP_COMPONENT_POSTMASK0] = MT8192_MUTEX_MOD_DISP_POSTMASK0,
+	[DDP_COMPONENT_OVL0] = MT8192_MUTEX_MOD_DISP_OVL0,
+	[DDP_COMPONENT_OVL_2L0] = MT8192_MUTEX_MOD_DISP_OVL0_2L,
+	[DDP_COMPONENT_OVL_2L2] = MT8192_MUTEX_MOD_DISP_OVL2_2L,
+	[DDP_COMPONENT_RDMA0] = MT8192_MUTEX_MOD_DISP_RDMA0,
+	[DDP_COMPONENT_RDMA4] = MT8192_MUTEX_MOD_DISP_RDMA4,
+};
+
 static const unsigned int mt2712_mutex_sof[DDP_MUTEX_SOF_DSI3 + 1] = {
 	[DDP_MUTEX_SOF_SINGLE_MODE] = MUTEX_SOF_SINGLE_MODE,
 	[DDP_MUTEX_SOF_DSI0] = MUTEX_SOF_DSI0,
@@ -275,6 +301,13 @@ struct mtk_ddp {
 	.no_clk = true,
 };
 
+static const struct mtk_ddp_data mt8192_ddp_driver_data = {
+	.mutex_mod = mt8192_mutex_mod,
+	.mutex_sof = mt8183_mutex_sof,
+	.mutex_mod_reg = MT8183_DISP_MUTEX0_MOD0,
+	.mutex_sof_reg = MT8183_DISP_MUTEX0_SOF0,
+};
+
 struct mtk_disp_mutex *mtk_disp_mutex_get(struct device *dev, unsigned int id)
 {
 	struct mtk_ddp *ddp = dev_get_drvdata(dev);
@@ -497,6 +530,8 @@ static int mtk_ddp_remove(struct platform_device *pdev)
 	  .data = &mt8173_ddp_driver_data},
 	{ .compatible = "mediatek,mt8183-disp-mutex",
 	  .data = &mt8183_ddp_driver_data},
+	{ .compatible = "mediatek,mt8192-disp-mutex",
+	  .data = &mt8192_ddp_driver_data},
 	{},
 };
 MODULE_DEVICE_TABLE(of, ddp_driver_dt_match);
-- 
1.8.1.1.dirty


More information about the linux-arm-kernel mailing list