diff mbox series

[v12,2/4] soc: mediatek: mmsys: add support for ISP control

Message ID 20220301100246.2153-3-moudy.ho@mediatek.com
State New
Headers show
Series None | expand

Commit Message

Moudy Ho March 1, 2022, 10:02 a.m. UTC 
This patch adds 8183 ISP settings in MMSYS domain and interface.

Signed-off-by: Moudy Ho <moudy.ho@mediatek.com>
Acked-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
---
 drivers/soc/mediatek/mt8183-mmsys.h    |  26 ++++++
 drivers/soc/mediatek/mtk-mmsys.c       | 115 +++++++++++++++++++++++++
 drivers/soc/mediatek/mtk-mmsys.h       |   1 +
 include/linux/soc/mediatek/mtk-mmsys.h |  30 +++++++
 4 files changed, 172 insertions(+)
diff mbox series

Patch

diff --git a/drivers/soc/mediatek/mt8183-mmsys.h b/drivers/soc/mediatek/mt8183-mmsys.h
index 9dee485807c9..179d5996c659 100644
--- a/drivers/soc/mediatek/mt8183-mmsys.h
+++ b/drivers/soc/mediatek/mt8183-mmsys.h
@@ -13,6 +13,18 @@ 
 #define MT8183_DISP_RDMA0_SOUT_SEL_IN		0xf50
 #define MT8183_DISP_RDMA1_SOUT_SEL_IN		0xf54
 
+#define MT8183_ISP_REG_MMSYS_SW0_RST_B		0x140
+#define MT8183_ISP_REG_MMSYS_SW1_RST_B		0x144
+#define MT8183_ISP_REG_MDP_ASYNC_CFG_WD		0x934
+#define MT8183_ISP_REG_MDP_ASYNC_IPU_CFG_WD	0x93C
+#define MT8183_ISP_REG_ISP_RELAY_CFG_WD		0x994
+#define MT8183_ISP_REG_IPU_RELAY_CFG_WD		0x9a0
+#define MT8183_ISP_BIT_MDP_DL_ASYNC_TX		BIT(3)
+#define MT8183_ISP_BIT_MDP_DL_ASYNC_TX2		BIT(4)
+#define MT8183_ISP_BIT_MDP_DL_ASYNC_RX		BIT(10)
+#define MT8183_ISP_BIT_MDP_DL_ASYNC_RX2		BIT(11)
+#define MT8183_ISP_BIT_NO_SOF_MODE		BIT(31)
+
 #define MT8183_OVL0_MOUT_EN_OVL0_2L		BIT(4)
 #define MT8183_OVL0_2L_MOUT_EN_DISP_PATH0	BIT(0)
 #define MT8183_OVL1_2L_MOUT_EN_RDMA1		BIT(4)
@@ -57,5 +69,19 @@  static const struct mtk_mmsys_routes mmsys_mt8183_routing_table[] = {
 	}
 };
 
+static const unsigned int mmsys_mt8183_mdp_isp_ctrl_table[ISP_CTRL_MAX] = {
+	[ISP_REG_MMSYS_SW0_RST_B] = MT8183_ISP_REG_MMSYS_SW0_RST_B,
+	[ISP_REG_MMSYS_SW1_RST_B] = MT8183_ISP_REG_MMSYS_SW1_RST_B,
+	[ISP_REG_MDP_ASYNC_CFG_WD] = MT8183_ISP_REG_MDP_ASYNC_CFG_WD,
+	[ISP_REG_MDP_ASYNC_IPU_CFG_WD] = MT8183_ISP_REG_MDP_ASYNC_IPU_CFG_WD,
+	[ISP_REG_ISP_RELAY_CFG_WD] = MT8183_ISP_REG_ISP_RELAY_CFG_WD,
+	[ISP_REG_IPU_RELAY_CFG_WD] = MT8183_ISP_REG_IPU_RELAY_CFG_WD,
+	[ISP_BIT_MDP_DL_ASYNC_TX] = MT8183_ISP_BIT_MDP_DL_ASYNC_TX,
+	[ISP_BIT_MDP_DL_ASYNC_TX2] = MT8183_ISP_BIT_MDP_DL_ASYNC_TX2,
+	[ISP_BIT_MDP_DL_ASYNC_RX] = MT8183_ISP_BIT_MDP_DL_ASYNC_RX,
+	[ISP_BIT_MDP_DL_ASYNC_RX2] = MT8183_ISP_BIT_MDP_DL_ASYNC_RX2,
+	[ISP_BIT_NO_SOF_MODE] = MT8183_ISP_BIT_NO_SOF_MODE,
+};
+
 #endif /* __SOC_MEDIATEK_MT8183_MMSYS_H */
 
diff --git a/drivers/soc/mediatek/mtk-mmsys.c b/drivers/soc/mediatek/mtk-mmsys.c
index 04c0c7de395e..0e271d1a86e5 100644
--- a/drivers/soc/mediatek/mtk-mmsys.c
+++ b/drivers/soc/mediatek/mtk-mmsys.c
@@ -58,6 +58,7 @@  static const struct mtk_mmsys_driver_data mt8183_mmsys_driver_data = {
 	.routes = mmsys_mt8183_routing_table,
 	.num_routes = ARRAY_SIZE(mmsys_mt8183_routing_table),
 	.has_gce_client_reg = true,
+	.mdp_isp_ctrl = mmsys_mt8183_mdp_isp_ctrl_table,
 };
 
 static const struct mtk_mmsys_driver_data mt8186_mmsys_driver_data = {
@@ -136,6 +137,120 @@  void mtk_mmsys_write_reg_by_cmdq(struct device *dev,
 }
 EXPORT_SYMBOL_GPL(mtk_mmsys_write_reg_by_cmdq);
 
+void mtk_mmsys_mdp_isp_ctrl(struct device *dev, struct mmsys_cmdq_cmd *cmd,
+			    enum mtk_mdp_comp_id id)
+{
+	struct mtk_mmsys *mmsys = dev_get_drvdata(dev);
+	const unsigned int *isp_ctrl = mmsys->data->mdp_isp_ctrl;
+	u32 reg;
+
+	/* Direct link */
+	if (id == MDP_COMP_CAMIN) {
+		/* Reset MDP_DL_ASYNC_TX */
+		if (isp_ctrl[ISP_REG_MMSYS_SW0_RST_B]) {
+			reg = mmsys->addr + isp_ctrl[ISP_REG_MMSYS_SW0_RST_B];
+			cmdq_pkt_write_mask(cmd->pkt, mmsys->cmdq_base.subsys, reg,
+					    0x0,
+					    isp_ctrl[ISP_BIT_MDP_DL_ASYNC_TX]);
+			cmdq_pkt_write_mask(cmd->pkt, mmsys->cmdq_base.subsys, reg,
+					    isp_ctrl[ISP_BIT_MDP_DL_ASYNC_TX],
+					    isp_ctrl[ISP_BIT_MDP_DL_ASYNC_TX]);
+		}
+
+		/* Reset MDP_DL_ASYNC_RX */
+		if (isp_ctrl[ISP_REG_MMSYS_SW1_RST_B]) {
+			reg = mmsys->addr + isp_ctrl[ISP_REG_MMSYS_SW1_RST_B];
+			cmdq_pkt_write_mask(cmd->pkt, mmsys->cmdq_base.subsys, reg,
+					    0x0,
+					    isp_ctrl[ISP_BIT_MDP_DL_ASYNC_RX]);
+			cmdq_pkt_write_mask(cmd->pkt, mmsys->cmdq_base.subsys, reg,
+					    isp_ctrl[ISP_BIT_MDP_DL_ASYNC_RX],
+					    isp_ctrl[ISP_BIT_MDP_DL_ASYNC_RX]);
+		}
+
+		/* Enable sof mode */
+		if (isp_ctrl[ISP_REG_ISP_RELAY_CFG_WD]) {
+			reg = mmsys->addr + isp_ctrl[ISP_REG_ISP_RELAY_CFG_WD];
+			cmdq_pkt_write_mask(cmd->pkt, mmsys->cmdq_base.subsys, reg,
+					    0x0,
+					    isp_ctrl[ISP_BIT_NO_SOF_MODE]);
+		}
+	}
+
+	if (id == MDP_COMP_CAMIN2) {
+		/* Reset MDP_DL_ASYNC2_TX */
+		if (isp_ctrl[ISP_REG_MMSYS_SW0_RST_B]) {
+			reg = mmsys->addr + isp_ctrl[ISP_REG_MMSYS_SW0_RST_B];
+			cmdq_pkt_write_mask(cmd->pkt, mmsys->cmdq_base.subsys, reg,
+					    0x0,
+					    isp_ctrl[ISP_BIT_MDP_DL_ASYNC_TX2]);
+			cmdq_pkt_write_mask(cmd->pkt, mmsys->cmdq_base.subsys, reg,
+					    isp_ctrl[ISP_BIT_MDP_DL_ASYNC_TX2],
+					    isp_ctrl[ISP_BIT_MDP_DL_ASYNC_TX2]);
+		}
+
+		/* Reset MDP_DL_ASYNC2_RX */
+		if (isp_ctrl[ISP_REG_MMSYS_SW1_RST_B]) {
+			reg = mmsys->addr + isp_ctrl[ISP_REG_MMSYS_SW1_RST_B];
+			cmdq_pkt_write_mask(cmd->pkt, mmsys->cmdq_base.subsys, reg,
+					    0x0,
+					    isp_ctrl[ISP_BIT_MDP_DL_ASYNC_RX2]);
+			cmdq_pkt_write_mask(cmd->pkt, mmsys->cmdq_base.subsys, reg,
+					    isp_ctrl[ISP_BIT_MDP_DL_ASYNC_RX2],
+					    isp_ctrl[ISP_BIT_MDP_DL_ASYNC_RX2]);
+		}
+
+		/* Enable sof mode */
+		if (isp_ctrl[ISP_REG_IPU_RELAY_CFG_WD]) {
+			reg = mmsys->addr + isp_ctrl[ISP_REG_IPU_RELAY_CFG_WD];
+			cmdq_pkt_write_mask(cmd->pkt, mmsys->cmdq_base.subsys, reg,
+					    0x0,
+					    isp_ctrl[ISP_BIT_NO_SOF_MODE]);
+		}
+	}
+}
+EXPORT_SYMBOL_GPL(mtk_mmsys_mdp_isp_ctrl);
+
+void mtk_mmsys_mdp_camin_ctrl(struct device *dev, struct mmsys_cmdq_cmd *cmd,
+			      enum mtk_mdp_comp_id id, u32 camin_w, u32 camin_h)
+{
+	struct mtk_mmsys *mmsys = dev_get_drvdata(dev);
+	const unsigned int *isp_ctrl = mmsys->data->mdp_isp_ctrl;
+	u32 reg;
+
+	/* Config for direct link */
+	if (id == MDP_COMP_CAMIN) {
+		if (isp_ctrl[ISP_REG_MDP_ASYNC_CFG_WD]) {
+			reg = mmsys->addr + isp_ctrl[ISP_REG_MDP_ASYNC_CFG_WD];
+			cmdq_pkt_write_mask(cmd->pkt, mmsys->cmdq_base.subsys, reg,
+					    (camin_h << 16) + camin_w,
+					    0x3FFF3FFF);
+		}
+
+		if (isp_ctrl[ISP_REG_ISP_RELAY_CFG_WD]) {
+			reg = mmsys->addr + isp_ctrl[ISP_REG_ISP_RELAY_CFG_WD];
+			cmdq_pkt_write_mask(cmd->pkt, mmsys->cmdq_base.subsys, reg,
+					    (camin_h << 16) + camin_w,
+					    0x3FFF3FFF);
+		}
+	}
+	if (id == MDP_COMP_CAMIN2) {
+		if (isp_ctrl[ISP_REG_MDP_ASYNC_IPU_CFG_WD]) {
+			reg = mmsys->addr + isp_ctrl[ISP_REG_MDP_ASYNC_IPU_CFG_WD];
+			cmdq_pkt_write_mask(cmd->pkt, mmsys->cmdq_base.subsys, reg,
+					    (camin_h << 16) + camin_w,
+					    0x3FFF3FFF);
+		}
+		if (isp_ctrl[ISP_REG_IPU_RELAY_CFG_WD]) {
+			reg = mmsys->addr + isp_ctrl[ISP_REG_IPU_RELAY_CFG_WD];
+			cmdq_pkt_write_mask(cmd->pkt, mmsys->cmdq_base.subsys, reg,
+					    (camin_h << 16) + camin_w,
+					    0x3FFF3FFF);
+		}
+	}
+}
+EXPORT_SYMBOL_GPL(mtk_mmsys_mdp_camin_ctrl);
+
 static int mtk_mmsys_reset_update(struct reset_controller_dev *rcdev, unsigned long id,
 				  bool assert)
 {
diff --git a/drivers/soc/mediatek/mtk-mmsys.h b/drivers/soc/mediatek/mtk-mmsys.h
index 9fce400507d2..ad8b92389b54 100644
--- a/drivers/soc/mediatek/mtk-mmsys.h
+++ b/drivers/soc/mediatek/mtk-mmsys.h
@@ -93,6 +93,7 @@  struct mtk_mmsys_driver_data {
 	const struct mtk_mmsys_routes *routes;
 	const unsigned int num_routes;
 	bool has_gce_client_reg;
+	const unsigned int *mdp_isp_ctrl;
 };
 
 /*
diff --git a/include/linux/soc/mediatek/mtk-mmsys.h b/include/linux/soc/mediatek/mtk-mmsys.h
index 7f8ecc98d023..45e77d1cd6c1 100644
--- a/include/linux/soc/mediatek/mtk-mmsys.h
+++ b/include/linux/soc/mediatek/mtk-mmsys.h
@@ -91,6 +91,29 @@  enum mtk_mdp_comp_id {
 	MDP_MAX_COMP_COUNT	/* ALWAYS keep at the end */
 };
 
+enum mtk_mdp_pipe_id {
+	MDP_PIPE_RDMA0,
+	MDP_PIPE_IMGI,
+	MDP_PIPE_WPEI,
+	MDP_PIPE_WPEI2,
+	MDP_PIPE_MAX
+};
+
+enum mtk_isp_ctrl {
+	ISP_REG_MMSYS_SW0_RST_B,
+	ISP_REG_MMSYS_SW1_RST_B,
+	ISP_REG_MDP_ASYNC_CFG_WD,
+	ISP_REG_MDP_ASYNC_IPU_CFG_WD,
+	ISP_REG_ISP_RELAY_CFG_WD,
+	ISP_REG_IPU_RELAY_CFG_WD,
+	ISP_BIT_MDP_DL_ASYNC_TX,
+	ISP_BIT_MDP_DL_ASYNC_TX2,
+	ISP_BIT_MDP_DL_ASYNC_RX,
+	ISP_BIT_MDP_DL_ASYNC_RX2,
+	ISP_BIT_NO_SOF_MODE,
+	ISP_CTRL_MAX
+};
+
 void mtk_mmsys_ddp_connect(struct device *dev,
 			   enum mtk_ddp_comp_id cur,
 			   enum mtk_ddp_comp_id next);
@@ -103,4 +126,11 @@  void mtk_mmsys_write_reg_by_cmdq(struct device *dev,
 				 struct mmsys_cmdq_cmd *cmd,
 				 u32 alias_id, u32 value, u32 mask);
 
+void mtk_mmsys_mdp_isp_ctrl(struct device *dev, struct mmsys_cmdq_cmd *cmd,
+			    enum mtk_mdp_comp_id id);
+
+void mtk_mmsys_mdp_camin_ctrl(struct device *dev, struct mmsys_cmdq_cmd *cmd,
+			      enum mtk_mdp_comp_id id,
+			      u32 camin_w, u32 camin_h);
+
 #endif /* __MTK_MMSYS_H */