[PATCH v4 3/6] soc: mediatek: add mtk-mutex support for mt8195 vdosys0

jason-jh.lin jason-jh.lin at mediatek.com
Fri Jul 23 02:02:30 PDT 2021


Add mtk-mutex support for mt8195 vdosys0.

Signed-off-by: jason-jh.lin <jason-jh.lin at mediatek.com>
---
This patch is base on [1]

[1]add mt8195 SoC DRM binding
- https://patchwork.kernel.org/project/linux-mediatek/list/?series=519597
---
 drivers/soc/mediatek/mtk-mutex.c | 93 ++++++++++++++++++++++++++++++--
 1 file changed, 90 insertions(+), 3 deletions(-)

diff --git a/drivers/soc/mediatek/mtk-mutex.c b/drivers/soc/mediatek/mtk-mutex.c
index 2e4bcc300576..cb8bbf7f3fd8 100644
--- a/drivers/soc/mediatek/mtk-mutex.c
+++ b/drivers/soc/mediatek/mtk-mutex.c
@@ -17,6 +17,9 @@
 #define MT8183_MUTEX0_MOD0			0x30
 #define MT8183_MUTEX0_SOF0			0x2c
 
+#define MT8195_DISP_MUTEX0_MOD0			0x30
+#define MT8195_DISP_MUTEX0_SOF			0x2c
+
 #define DISP_REG_MUTEX_EN(n)			(0x20 + 0x20 * (n))
 #define DISP_REG_MUTEX(n)			(0x24 + 0x20 * (n))
 #define DISP_REG_MUTEX_RST(n)			(0x28 + 0x20 * (n))
@@ -67,6 +70,36 @@
 #define MT8173_MUTEX_MOD_DISP_PWM1		24
 #define MT8173_MUTEX_MOD_DISP_OD		25
 
+#define MT8195_MUTEX_MOD_DISP_OVL0		0
+#define MT8195_MUTEX_MOD_DISP_WDMA0		1
+#define MT8195_MUTEX_MOD_DISP_RDMA0		2
+#define MT8195_MUTEX_MOD_DISP_COLOR0		3
+#define MT8195_MUTEX_MOD_DISP_CCORR0		4
+#define MT8195_MUTEX_MOD_DISP_AAL0		5
+#define MT8195_MUTEX_MOD_DISP_GAMMA0		6
+#define MT8195_MUTEX_MOD_DISP_DITHER0		7
+#define MT8195_MUTEX_MOD_DISP_DSI0		8
+#define MT8195_MUTEX_MOD_DISP_DSC_WRAP0_CORE0	9
+#define MT8195_MUTEX_MOD_DISP_OVL1		10
+#define MT8195_MUTEX_MOD_DISP_WDMA1		11
+#define MT8195_MUTEX_MOD_DISP_RDMA1		12
+#define MT8195_MUTEX_MOD_DISP_COLOR1		13
+#define MT8195_MUTEX_MOD_DISP_CCORR1		14
+#define MT8195_MUTEX_MOD_DISP_AAL1		15
+#define MT8195_MUTEX_MOD_DISP_GAMMA1		16
+#define MT8195_MUTEX_MOD_DISP_DITHER1		17
+#define MT8195_MUTEX_MOD_DISP_DSI1		18
+#define MT8195_MUTEX_MOD_DISP_DSC_WRAP0_CORE1	19
+#define MT8195_MUTEX_MOD_DISP_VPP_MERGE		20
+#define MT8195_MUTEX_MOD_DISP_DP_INTF0		21
+#define MT8195_MUTEX_MOD_DISP_VPP1_DL_RELAY0	22
+#define MT8195_MUTEX_MOD_DISP_VPP1_DL_RELAY1	23
+#define MT8195_MUTEX_MOD_DISP_VDO1_DL_RELAY2	24
+#define MT8195_MUTEX_MOD_DISP_VDO0_DL_RELAY3	25
+#define MT8195_MUTEX_MOD_DISP_VDO0_DL_RELAY4	26
+#define MT8195_MUTEX_MOD_DISP_PWM0		27
+#define MT8195_MUTEX_MOD_DISP_PWM1		28
+
 #define MT2712_MUTEX_MOD_DISP_PWM2		10
 #define MT2712_MUTEX_MOD_DISP_OVL0		11
 #define MT2712_MUTEX_MOD_DISP_OVL1		12
@@ -101,12 +134,27 @@
 #define MT2712_MUTEX_SOF_DSI3			6
 #define MT8167_MUTEX_SOF_DPI0			2
 #define MT8167_MUTEX_SOF_DPI1			3
+
 #define MT8183_MUTEX_SOF_DSI0			1
 #define MT8183_MUTEX_SOF_DPI0			2
 
 #define MT8183_MUTEX_EOF_DSI0			(MT8183_MUTEX_SOF_DSI0 << 6)
 #define MT8183_MUTEX_EOF_DPI0			(MT8183_MUTEX_SOF_DPI0 << 6)
 
+#define MT8195_MUTEX_SOF_DSI0			1
+#define MT8195_MUTEX_SOF_DSI1			2
+#define MT8195_MUTEX_SOF_DP_INTF0		3
+#define MT8195_MUTEX_SOF_DP_INTF1		4
+#define MT8195_MUTEX_SOF_DPI0			6 /* for HDMI_TX */
+#define MT8195_MUTEX_SOF_DPI1			5 /* for digital video out */
+
+#define MT8195_MUTEX_EOF_DSI0			(MT8195_MUTEX_SOF_DSI0 << 7)
+#define MT8195_MUTEX_EOF_DSI1			(MT8195_MUTEX_SOF_DSI1 << 7)
+#define MT8195_MUTEX_EOF_DP_INTF0		(MT8195_MUTEX_SOF_DP_INTF0 << 7)
+#define MT8195_MUTEX_EOF_DP_INTF1		(MT8195_MUTEX_SOF_DP_INTF1 << 7)
+#define MT8195_MUTEX_EOF_DPI0			(MT8195_MUTEX_SOF_DPI0 << 7)
+#define MT8195_MUTEX_EOF_DPI1			(MT8195_MUTEX_SOF_DPI1 << 7)
+
 struct mtk_mutex {
 	int id;
 	bool claimed;
@@ -120,6 +168,9 @@ enum mtk_mutex_sof_id {
 	MUTEX_SOF_DPI1,
 	MUTEX_SOF_DSI2,
 	MUTEX_SOF_DSI3,
+	MUTEX_SOF_DP_INTF0,
+	MUTEX_SOF_DP_INTF1,
+	DDP_MUTEX_SOF_MAX,
 };
 
 struct mtk_mutex_data {
@@ -214,7 +265,22 @@ static const unsigned int mt8183_mutex_mod[DDP_COMPONENT_ID_MAX] = {
 	[DDP_COMPONENT_WDMA0] = MT8183_MUTEX_MOD_DISP_WDMA0,
 };
 
-static const unsigned int mt2712_mutex_sof[MUTEX_SOF_DSI3 + 1] = {
+static const unsigned int mt8195_mutex_mod[DDP_COMPONENT_ID_MAX] = {
+	[DDP_COMPONENT_OVL0] = MT8195_MUTEX_MOD_DISP_OVL0,
+	[DDP_COMPONENT_WDMA0] = MT8195_MUTEX_MOD_DISP_WDMA0,
+	[DDP_COMPONENT_RDMA0] = MT8195_MUTEX_MOD_DISP_RDMA0,
+	[DDP_COMPONENT_COLOR0] = MT8195_MUTEX_MOD_DISP_COLOR0,
+	[DDP_COMPONENT_CCORR] = MT8195_MUTEX_MOD_DISP_CCORR0,
+	[DDP_COMPONENT_AAL0] = MT8195_MUTEX_MOD_DISP_AAL0,
+	[DDP_COMPONENT_GAMMA] = MT8195_MUTEX_MOD_DISP_GAMMA0,
+	[DDP_COMPONENT_DITHER] = MT8195_MUTEX_MOD_DISP_DITHER0,
+	[DDP_COMPONENT_MERGE0] = MT8195_MUTEX_MOD_DISP_VPP_MERGE,
+	[DDP_COMPONENT_DSC0] = MT8195_MUTEX_MOD_DISP_DSC_WRAP0_CORE0,
+	[DDP_COMPONENT_DSI0] = MT8195_MUTEX_MOD_DISP_DSI0,
+	[DDP_COMPONENT_PWM0] = MT8195_MUTEX_MOD_DISP_PWM0,
+};
+
+static const unsigned int mt2712_mutex_sof[DDP_MUTEX_SOF_MAX] = {
 	[MUTEX_SOF_SINGLE_MODE] = MUTEX_SOF_SINGLE_MODE,
 	[MUTEX_SOF_DSI0] = MUTEX_SOF_DSI0,
 	[MUTEX_SOF_DSI1] = MUTEX_SOF_DSI1,
@@ -224,7 +290,7 @@ static const unsigned int mt2712_mutex_sof[MUTEX_SOF_DSI3 + 1] = {
 	[MUTEX_SOF_DSI3] = MUTEX_SOF_DSI3,
 };
 
-static const unsigned int mt8167_mutex_sof[MUTEX_SOF_DSI3 + 1] = {
+static const unsigned int mt8167_mutex_sof[DDP_MUTEX_SOF_MAX] = {
 	[MUTEX_SOF_SINGLE_MODE] = MUTEX_SOF_SINGLE_MODE,
 	[MUTEX_SOF_DSI0] = MUTEX_SOF_DSI0,
 	[MUTEX_SOF_DPI0] = MT8167_MUTEX_SOF_DPI0,
@@ -232,12 +298,24 @@ static const unsigned int mt8167_mutex_sof[MUTEX_SOF_DSI3 + 1] = {
 };
 
 /* Add EOF setting so overlay hardware can receive frame done irq */
-static const unsigned int mt8183_mutex_sof[MUTEX_SOF_DSI3 + 1] = {
+static const unsigned int mt8183_mutex_sof[DDP_MUTEX_SOF_MAX] = {
 	[MUTEX_SOF_SINGLE_MODE] = MUTEX_SOF_SINGLE_MODE,
 	[MUTEX_SOF_DSI0] = MUTEX_SOF_DSI0 | MT8183_MUTEX_EOF_DSI0,
 	[MUTEX_SOF_DPI0] = MT8183_MUTEX_SOF_DPI0 | MT8183_MUTEX_EOF_DPI0,
 };
 
+static const unsigned int mt8195_mutex_sof[DDP_MUTEX_SOF_MAX] = {
+	[MUTEX_SOF_SINGLE_MODE] = MUTEX_SOF_SINGLE_MODE,
+	[MUTEX_SOF_DSI0] = MT8195_MUTEX_SOF_DSI0 | MT8195_MUTEX_EOF_DSI0,
+	[MUTEX_SOF_DSI1] = MT8195_MUTEX_SOF_DSI1 | MT8195_MUTEX_EOF_DSI1,
+	[MUTEX_SOF_DPI0] = MT8195_MUTEX_SOF_DPI0 | MT8195_MUTEX_EOF_DPI0,
+	[MUTEX_SOF_DPI1] = MT8195_MUTEX_SOF_DPI1 | MT8195_MUTEX_EOF_DPI1,
+	[MUTEX_SOF_DP_INTF0] =
+		MT8195_MUTEX_SOF_DP_INTF0 | MT8195_MUTEX_EOF_DP_INTF0,
+	[MUTEX_SOF_DP_INTF1] =
+		MT8195_MUTEX_SOF_DP_INTF1 | MT8195_MUTEX_EOF_DP_INTF1,
+};
+
 static const struct mtk_mutex_data mt2701_mutex_driver_data = {
 	.mutex_mod = mt2701_mutex_mod,
 	.mutex_sof = mt2712_mutex_sof,
@@ -275,6 +353,13 @@ static const struct mtk_mutex_data mt8183_mutex_driver_data = {
 	.no_clk = true,
 };
 
+static const struct mtk_mutex_data mt8195_mutex_driver_data = {
+	.mutex_mod = mt8195_mutex_mod,
+	.mutex_sof = mt8195_mutex_sof,
+	.mutex_mod_reg = MT8195_DISP_MUTEX0_MOD0,
+	.mutex_sof_reg = MT8195_DISP_MUTEX0_SOF,
+};
+
 struct mtk_mutex *mtk_mutex_get(struct device *dev)
 {
 	struct mtk_mutex_ctx *mtx = dev_get_drvdata(dev);
@@ -507,6 +592,8 @@ static const struct of_device_id mutex_driver_dt_match[] = {
 	  .data = &mt8173_mutex_driver_data},
 	{ .compatible = "mediatek,mt8183-disp-mutex",
 	  .data = &mt8183_mutex_driver_data},
+	{ .compatible = "mediatek,mt8195-disp-mutex",
+	  .data = &mt8195_mutex_driver_data},
 	{},
 };
 MODULE_DEVICE_TABLE(of, mutex_driver_dt_match);
-- 
2.18.0


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