From: "Nancy.Lin" <nancy....@mediatek.com>

Add mutex support the main and external display for MT8196.

Signed-off-by: Nancy.Lin <nancy....@mediatek.com>
Signed-off-by: Paul-pl.Chen <paul-pl.c...@mediatek.com>
---
 drivers/soc/mediatek/mtk-mutex.c       | 233 +++++++++++++++++++++++--
 include/linux/soc/mediatek/mtk-mutex.h |   2 +
 2 files changed, 222 insertions(+), 13 deletions(-)

diff --git a/drivers/soc/mediatek/mtk-mutex.c b/drivers/soc/mediatek/mtk-mutex.c
index 5250c1d702eb..c08eb3cc71eb 100644
--- a/drivers/soc/mediatek/mtk-mutex.c
+++ b/drivers/soc/mediatek/mtk-mutex.c
@@ -19,6 +19,7 @@
 #define MT2701_MUTEX0_SOF0                     0x30
 #define MT8183_MUTEX0_MOD0                     0x30
 #define MT8183_MUTEX0_SOF0                     0x2c
+#define MT8196_MUTEX0_MOD0                     0x34
 
 #define DISP_REG_MUTEX_EN(n)                   (0x20 + 0x20 * (n))
 #define DISP_REG_MUTEX(n)                      (0x24 + 0x20 * (n))
@@ -236,6 +237,47 @@
 #define MT8195_MUTEX_MOD_MDP_WROT2             32
 #define MT8195_MUTEX_MOD_MDP_WROT3             33
 
+/* OVLSYS */
+#define MT8196_MUTEX_MOD0_OVL_EXDMA2           2
+#define MT8196_MUTEX_MOD0_OVL_EXDMA3           3
+#define MT8196_MUTEX_MOD0_OVL_EXDMA4           4
+#define MT8196_MUTEX_MOD0_OVL_EXDMA5           5
+#define MT8196_MUTEX_MOD0_OVL_EXDMA6           6
+#define MT8196_MUTEX_MOD0_OVL_EXDMA7           7
+#define MT8196_MUTEX_MOD0_OVL_EXDMA8           8
+#define MT8196_MUTEX_MOD0_OVL_EXDMA9           9
+#define MT8196_MUTEX_MOD0_OVL_BLENDER1         11
+#define MT8196_MUTEX_MOD0_OVL_BLENDER2         12
+#define MT8196_MUTEX_MOD0_OVL_BLENDER3         13
+#define MT8196_MUTEX_MOD0_OVL_BLENDER4         14
+#define MT8196_MUTEX_MOD0_OVL_BLENDER5         15
+#define MT8196_MUTEX_MOD0_OVL_BLENDER6         16
+#define MT8196_MUTEX_MOD0_OVL_BLENDER7         17
+#define MT8196_MUTEX_MOD0_OVL_BLENDER8         18
+#define MT8196_MUTEX_MOD0_OVL_BLENDER9         19
+#define MT8196_MUTEX_MOD0_OVL_OUTPROC0         20
+#define MT8196_MUTEX_MOD0_OVL_OUTPROC1         21
+#define MT8196_MUTEX_MOD0_OVL_OUTPROC2         22
+#define MT8196_MUTEX_MOD1_OVL_DLO_ASYNC5       (32 + 16)
+#define MT8196_MUTEX_MOD1_OVL_DLO_ASYNC6       (32 + 17)
+
+/* DISP0 */
+#define MT8196_MUTEX_MOD0_DISP_DLI_ASYNC0      16
+#define MT8196_MUTEX_MOD0_DISP_DLI_ASYNC1      17
+#define MT8196_MUTEX_MOD0_DISP_DLI_ASYNC8      24
+#define MT8196_MUTEX_MOD1_DISP_DLO_ASYNC1      (32 + 1)
+#define MT8196_MUTEX_MOD1_DISP_DLO_ASYNC2      (32 + 2)
+#define MT8196_MUTEX_MOD1_DISP_DLO_ASYNC3      (32 + 3)
+
+/* DISP1 */
+#define MT8196_MUTEX_MOD0_DISP1_DLI_ASYNC21    1
+#define MT8196_MUTEX_MOD0_DISP1_DLI_ASYNC22    2
+#define MT8196_MUTEX_MOD0_DISP1_DLI_ASYNC23    3
+#define MT8196_MUTEX_MOD0_DISP1_DP_INTF0       13
+#define MT8196_MUTEX_MOD0_DISP1_DP_INTF1       14
+#define MT8196_MUTEX_MOD0_DISP1_DSI0           23
+#define MT8196_MUTEX_MOD0_DISP1_DVO            29
+
 #define MT8365_MUTEX_MOD_DISP_OVL0             7
 #define MT8365_MUTEX_MOD_DISP_OVL0_2L          8
 #define MT8365_MUTEX_MOD_DISP_RDMA0            9
@@ -295,6 +337,12 @@
 #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 MT8196_MUTEX_SOF_DSI0                  1
+#define MT8196_MUTEX_SOF_DSI1                  2
+#define MT8196_MUTEX_SOF_DSI2                  4
+#define MT8196_MUTEX_SOF_DPI0                  5
+#define MT8196_MUTEX_SOF_DPI1                  6
+#define MT8196_MUTEX_SOF_DVO0                  7
 
 #define MT8183_MUTEX_EOF_DSI0                  (MT8183_MUTEX_SOF_DSI0 << 6)
 #define MT8183_MUTEX_EOF_DPI0                  (MT8183_MUTEX_SOF_DPI0 << 6)
@@ -307,6 +355,12 @@
 #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)
+#define MT8196_MUTEX_EOF_DSI0                  (MT8196_MUTEX_SOF_DSI0 << 7)
+#define MT8196_MUTEX_EOF_DSI1                  (MT8196_MUTEX_SOF_DSI1 << 7)
+#define MT8196_MUTEX_EOF_DSI2                  (MT8196_MUTEX_SOF_DSI2 << 7)
+#define MT8196_MUTEX_EOF_DPI0                  (MT8196_MUTEX_SOF_DPI0 << 7)
+#define MT8196_MUTEX_EOF_DPI1                  (MT8196_MUTEX_SOF_DPI1 << 7)
+#define MT8196_MUTEX_EOF_DVO0                  (MT8196_MUTEX_SOF_DVO0 << 7)
 
 struct mtk_mutex {
        u8 id;
@@ -323,6 +377,7 @@ enum mtk_mutex_sof_id {
        MUTEX_SOF_DSI3,
        MUTEX_SOF_DP_INTF0,
        MUTEX_SOF_DP_INTF1,
+       MUTEX_SOF_DVO0,
        DDP_MUTEX_SOF_MAX,
 };
 
@@ -333,6 +388,7 @@ struct mtk_mutex_data {
        const u16 mutex_mod_reg;
        const u16 mutex_sof_reg;
        const bool no_clk;
+       const bool need_sof_mod;
 };
 
 struct mtk_mutex_ctx {
@@ -621,6 +677,64 @@ static const u8 mt8195_mutex_table_mod[MUTEX_MOD_IDX_MAX] 
= {
        [MUTEX_MOD_IDX_MDP_WROT3] = MT8195_MUTEX_MOD_MDP_WROT3,
 };
 
+static const u8 mt8196_mutex_mod[DDP_COMPONENT_ID_MAX] = {
+       [DDP_COMPONENT_OVL0_EXDMA2] = MT8196_MUTEX_MOD0_OVL_EXDMA2,
+       [DDP_COMPONENT_OVL0_EXDMA3] = MT8196_MUTEX_MOD0_OVL_EXDMA3,
+       [DDP_COMPONENT_OVL0_EXDMA4] = MT8196_MUTEX_MOD0_OVL_EXDMA4,
+       [DDP_COMPONENT_OVL0_EXDMA5] = MT8196_MUTEX_MOD0_OVL_EXDMA5,
+       [DDP_COMPONENT_OVL0_EXDMA6] = MT8196_MUTEX_MOD0_OVL_EXDMA6,
+       [DDP_COMPONENT_OVL0_EXDMA7] = MT8196_MUTEX_MOD0_OVL_EXDMA7,
+       [DDP_COMPONENT_OVL0_EXDMA8] = MT8196_MUTEX_MOD0_OVL_EXDMA8,
+       [DDP_COMPONENT_OVL0_EXDMA9] = MT8196_MUTEX_MOD0_OVL_EXDMA9,
+       [DDP_COMPONENT_OVL0_BLENDER1] = MT8196_MUTEX_MOD0_OVL_BLENDER1,
+       [DDP_COMPONENT_OVL0_BLENDER2] = MT8196_MUTEX_MOD0_OVL_BLENDER2,
+       [DDP_COMPONENT_OVL0_BLENDER3] = MT8196_MUTEX_MOD0_OVL_BLENDER3,
+       [DDP_COMPONENT_OVL0_BLENDER4] = MT8196_MUTEX_MOD0_OVL_BLENDER4,
+       [DDP_COMPONENT_OVL0_BLENDER5] = MT8196_MUTEX_MOD0_OVL_BLENDER5,
+       [DDP_COMPONENT_OVL0_BLENDER6] = MT8196_MUTEX_MOD0_OVL_BLENDER6,
+       [DDP_COMPONENT_OVL0_BLENDER7] = MT8196_MUTEX_MOD0_OVL_BLENDER7,
+       [DDP_COMPONENT_OVL0_BLENDER8] = MT8196_MUTEX_MOD0_OVL_BLENDER8,
+       [DDP_COMPONENT_OVL0_BLENDER9] = MT8196_MUTEX_MOD0_OVL_BLENDER9,
+       [DDP_COMPONENT_OVL0_OUTPROC0] = MT8196_MUTEX_MOD0_OVL_OUTPROC0,
+       [DDP_COMPONENT_OVL0_OUTPROC1] = MT8196_MUTEX_MOD0_OVL_OUTPROC1,
+       [DDP_COMPONENT_OVL0_DLO_ASYNC5] = MT8196_MUTEX_MOD1_OVL_DLO_ASYNC5,
+       [DDP_COMPONENT_OVL0_DLO_ASYNC6] = MT8196_MUTEX_MOD1_OVL_DLO_ASYNC6,
+       [DDP_COMPONENT_OVL1_EXDMA2] = MT8196_MUTEX_MOD0_OVL_EXDMA2,
+       [DDP_COMPONENT_OVL1_EXDMA3] = MT8196_MUTEX_MOD0_OVL_EXDMA3,
+       [DDP_COMPONENT_OVL1_EXDMA4] = MT8196_MUTEX_MOD0_OVL_EXDMA4,
+       [DDP_COMPONENT_OVL1_EXDMA5] = MT8196_MUTEX_MOD0_OVL_EXDMA5,
+       [DDP_COMPONENT_OVL1_EXDMA6] = MT8196_MUTEX_MOD0_OVL_EXDMA6,
+       [DDP_COMPONENT_OVL1_EXDMA7] = MT8196_MUTEX_MOD0_OVL_EXDMA7,
+       [DDP_COMPONENT_OVL1_EXDMA8] = MT8196_MUTEX_MOD0_OVL_EXDMA8,
+       [DDP_COMPONENT_OVL1_EXDMA9] = MT8196_MUTEX_MOD0_OVL_EXDMA9,
+       [DDP_COMPONENT_OVL1_BLENDER1] = MT8196_MUTEX_MOD0_OVL_BLENDER1,
+       [DDP_COMPONENT_OVL1_BLENDER2] = MT8196_MUTEX_MOD0_OVL_BLENDER2,
+       [DDP_COMPONENT_OVL1_BLENDER3] = MT8196_MUTEX_MOD0_OVL_BLENDER3,
+       [DDP_COMPONENT_OVL1_BLENDER4] = MT8196_MUTEX_MOD0_OVL_BLENDER4,
+       [DDP_COMPONENT_OVL1_BLENDER5] = MT8196_MUTEX_MOD0_OVL_BLENDER5,
+       [DDP_COMPONENT_OVL1_BLENDER6] = MT8196_MUTEX_MOD0_OVL_BLENDER6,
+       [DDP_COMPONENT_OVL1_BLENDER7] = MT8196_MUTEX_MOD0_OVL_BLENDER7,
+       [DDP_COMPONENT_OVL1_BLENDER8] = MT8196_MUTEX_MOD0_OVL_BLENDER8,
+       [DDP_COMPONENT_OVL1_BLENDER9] = MT8196_MUTEX_MOD0_OVL_BLENDER9,
+       [DDP_COMPONENT_OVL1_OUTPROC0] = MT8196_MUTEX_MOD0_OVL_OUTPROC0,
+       [DDP_COMPONENT_OVL1_OUTPROC1] = MT8196_MUTEX_MOD0_OVL_OUTPROC1,
+       [DDP_COMPONENT_OVL1_DLO_ASYNC5] = MT8196_MUTEX_MOD1_OVL_DLO_ASYNC5,
+       [DDP_COMPONENT_OVL1_DLO_ASYNC6] = MT8196_MUTEX_MOD1_OVL_DLO_ASYNC6,
+       [DDP_COMPONENT_DLI_ASYNC0] = MT8196_MUTEX_MOD0_DISP_DLI_ASYNC0,
+       [DDP_COMPONENT_DLI_ASYNC1] = MT8196_MUTEX_MOD0_DISP_DLI_ASYNC1,
+       [DDP_COMPONENT_DLI_ASYNC8] = MT8196_MUTEX_MOD0_DISP_DLI_ASYNC8,
+       [DDP_COMPONENT_DLO_ASYNC1] = MT8196_MUTEX_MOD1_DISP_DLO_ASYNC1,
+       [DDP_COMPONENT_DLO_ASYNC2] = MT8196_MUTEX_MOD1_DISP_DLO_ASYNC2,
+       [DDP_COMPONENT_DLO_ASYNC3] = MT8196_MUTEX_MOD1_DISP_DLO_ASYNC3,
+       [DDP_COMPONENT_DLI_ASYNC21] = MT8196_MUTEX_MOD0_DISP1_DLI_ASYNC21,
+       [DDP_COMPONENT_DLI_ASYNC22] = MT8196_MUTEX_MOD0_DISP1_DLI_ASYNC22,
+       [DDP_COMPONENT_DLI_ASYNC23] = MT8196_MUTEX_MOD0_DISP1_DLI_ASYNC23,
+       [DDP_COMPONENT_DVO0] = MT8196_MUTEX_MOD0_DISP1_DVO,
+       [DDP_COMPONENT_DP_INTF0] = MT8196_MUTEX_MOD0_DISP1_DP_INTF0,
+       [DDP_COMPONENT_DP_INTF1] = MT8196_MUTEX_MOD0_DISP1_DP_INTF1,
+       [DDP_COMPONENT_DSI0] = MT8196_MUTEX_MOD0_DISP1_DSI0,
+};
+
 static const u8 mt8365_mutex_mod[DDP_COMPONENT_ID_MAX] = {
        [DDP_COMPONENT_AAL0] = MT8365_MUTEX_MOD_DISP_AAL,
        [DDP_COMPONENT_CCORR] = MT8365_MUTEX_MOD_DISP_CCORR,
@@ -704,6 +818,17 @@ static const u16 mt8195_mutex_sof[DDP_MUTEX_SOF_MAX] = {
                MT8195_MUTEX_SOF_DP_INTF1 | MT8195_MUTEX_EOF_DP_INTF1,
 };
 
+static const u16 mt8196_mutex_sof[DDP_MUTEX_SOF_MAX] = {
+       [MUTEX_SOF_SINGLE_MODE] = MUTEX_SOF_SINGLE_MODE,
+       [MUTEX_SOF_DSI0] = MT8196_MUTEX_SOF_DSI0 | MT8196_MUTEX_EOF_DSI0,
+       [MUTEX_SOF_DSI1] = MT8196_MUTEX_SOF_DSI1 | MT8196_MUTEX_EOF_DSI1,
+       [MUTEX_SOF_DP_INTF0] =
+               MT8196_MUTEX_SOF_DPI0 | MT8196_MUTEX_EOF_DPI0,
+       [MUTEX_SOF_DP_INTF1] =
+               MT8196_MUTEX_SOF_DPI1 | MT8196_MUTEX_EOF_DPI1,
+       [MUTEX_SOF_DVO0] = MT8196_MUTEX_SOF_DVO0 | MT8196_MUTEX_EOF_DVO0,
+};
+
 static const struct mtk_mutex_data mt2701_mutex_driver_data = {
        .mutex_mod = mt2701_mutex_mod,
        .mutex_sof = mt2712_mutex_sof,
@@ -797,6 +922,14 @@ static const struct mtk_mutex_data 
mt8195_vpp_mutex_driver_data = {
        .mutex_table_mod = mt8195_mutex_table_mod,
 };
 
+static const struct mtk_mutex_data mt8196_mutex_driver_data = {
+       .mutex_mod = mt8196_mutex_mod,
+       .mutex_sof = mt8196_mutex_sof,
+       .mutex_mod_reg = MT8196_MUTEX0_MOD0,
+       .mutex_sof_reg = MT2701_MUTEX0_SOF0,
+       .need_sof_mod = true,
+};
+
 static const struct mtk_mutex_data mt8365_mutex_driver_data = {
        .mutex_mod = mt8365_mutex_mod,
        .mutex_sof = mt8183_mutex_sof,
@@ -847,6 +980,53 @@ void mtk_mutex_unprepare(struct mtk_mutex *mutex)
 }
 EXPORT_SYMBOL_GPL(mtk_mutex_unprepare);
 
+void mtk_mutex_write_comp_sof(struct mtk_mutex *mutex,
+                             enum mtk_ddp_comp_id id)
+{
+       struct mtk_mutex_ctx *mtx = container_of(mutex, struct mtk_mutex_ctx,
+                                                mutex[mutex->id]);
+       unsigned int sof_id = 0;
+
+       WARN_ON(&mtx->mutex[mutex->id] != mutex);
+
+       switch (id) {
+       case DDP_COMPONENT_DSI0:
+               sof_id = MUTEX_SOF_DSI0;
+               break;
+       case DDP_COMPONENT_DSI1:
+               sof_id = MUTEX_SOF_DSI0;
+               break;
+       case DDP_COMPONENT_DSI2:
+               sof_id = MUTEX_SOF_DSI2;
+               break;
+       case DDP_COMPONENT_DSI3:
+               sof_id = MUTEX_SOF_DSI3;
+               break;
+       case DDP_COMPONENT_DPI0:
+               sof_id = MUTEX_SOF_DPI0;
+               break;
+       case DDP_COMPONENT_DPI1:
+               sof_id = MUTEX_SOF_DPI1;
+               break;
+       case DDP_COMPONENT_DP_INTF0:
+               sof_id = MUTEX_SOF_DP_INTF0;
+               break;
+       case DDP_COMPONENT_DP_INTF1:
+               sof_id = MUTEX_SOF_DP_INTF1;
+               break;
+       case DDP_COMPONENT_DVO0:
+               sof_id = MUTEX_SOF_DVO0;
+               break;
+       default:
+               break;
+       }
+
+       writel_relaxed(mtx->data->mutex_sof[sof_id],
+                      mtx->regs +
+                      DISP_REG_MUTEX_SOF(mtx->data->mutex_sof_reg, mutex->id));
+}
+EXPORT_SYMBOL_GPL(mtk_mutex_write_comp_sof);
+
 void mtk_mutex_add_comp(struct mtk_mutex *mutex,
                        enum mtk_ddp_comp_id id)
 {
@@ -883,6 +1063,9 @@ void mtk_mutex_add_comp(struct mtk_mutex *mutex,
        case DDP_COMPONENT_DP_INTF1:
                sof_id = MUTEX_SOF_DP_INTF1;
                break;
+       case DDP_COMPONENT_DVO0:
+               sof_id = MUTEX_SOF_DVO0;
+               break;
        default:
                if (mtx->data->mutex_mod[id] < 32) {
                        offset = DISP_REG_MUTEX_MOD(mtx->data->mutex_mod_reg,
@@ -891,7 +1074,8 @@ void mtk_mutex_add_comp(struct mtk_mutex *mutex,
                        reg |= 1 << mtx->data->mutex_mod[id];
                        writel_relaxed(reg, mtx->regs + offset);
                } else {
-                       offset = DISP_REG_MUTEX_MOD2(mutex->id);
+                       offset = DISP_REG_MUTEX_MOD1(mtx->data->mutex_mod_reg,
+                                                    mutex->id);
                        reg = readl_relaxed(mtx->regs + offset);
                        reg |= 1 << (mtx->data->mutex_mod[id] - 32);
                        writel_relaxed(reg, mtx->regs + offset);
@@ -899,6 +1083,22 @@ void mtk_mutex_add_comp(struct mtk_mutex *mutex,
                return;
        }
 
+       if (mtx->data->need_sof_mod) {
+               if (mtx->data->mutex_mod[id] < 32) {
+                       offset = DISP_REG_MUTEX_MOD(mtx->data->mutex_mod_reg,
+                                                   mutex->id);
+                       reg = readl_relaxed(mtx->regs + offset);
+                       reg |= 1 << mtx->data->mutex_mod[id];
+                       writel_relaxed(reg, mtx->regs + offset);
+               } else {
+                       offset = DISP_REG_MUTEX_MOD1(mtx->data->mutex_mod_reg,
+                                                    mutex->id);
+                       reg = readl_relaxed(mtx->regs + offset);
+                       reg |= 1 << (mtx->data->mutex_mod[id] - 32);
+                       writel_relaxed(reg, mtx->regs + offset);
+               }
+       }
+
        writel_relaxed(mtx->data->mutex_sof[sof_id],
                       mtx->regs +
                       DISP_REG_MUTEX_SOF(mtx->data->mutex_sof_reg, mutex->id));
@@ -924,26 +1124,32 @@ void mtk_mutex_remove_comp(struct mtk_mutex *mutex,
        case DDP_COMPONENT_DPI1:
        case DDP_COMPONENT_DP_INTF0:
        case DDP_COMPONENT_DP_INTF1:
+       case DDP_COMPONENT_DVO0:
                writel_relaxed(MUTEX_SOF_SINGLE_MODE,
                               mtx->regs +
                               DISP_REG_MUTEX_SOF(mtx->data->mutex_sof_reg,
                                                  mutex->id));
                break;
        default:
-               if (mtx->data->mutex_mod[id] < 32) {
-                       offset = DISP_REG_MUTEX_MOD(mtx->data->mutex_mod_reg,
-                                                   mutex->id);
-                       reg = readl_relaxed(mtx->regs + offset);
-                       reg &= ~(1 << mtx->data->mutex_mod[id]);
-                       writel_relaxed(reg, mtx->regs + offset);
-               } else {
-                       offset = DISP_REG_MUTEX_MOD2(mutex->id);
-                       reg = readl_relaxed(mtx->regs + offset);
-                       reg &= ~(1 << (mtx->data->mutex_mod[id] - 32));
-                       writel_relaxed(reg, mtx->regs + offset);
-               }
                break;
        }
+
+       if (!mtx->data->need_sof_mod)
+               return;
+
+       if (mtx->data->mutex_mod[id] < 32) {
+               offset = DISP_REG_MUTEX_MOD(mtx->data->mutex_mod_reg,
+                                           mutex->id);
+               reg = readl_relaxed(mtx->regs + offset);
+               reg &= ~(1 << mtx->data->mutex_mod[id]);
+               writel_relaxed(reg, mtx->regs + offset);
+       } else {
+               offset = DISP_REG_MUTEX_MOD1(mtx->data->mutex_mod_reg,
+                                            mutex->id);
+               reg = readl_relaxed(mtx->regs + offset);
+               reg &= ~(1 << (mtx->data->mutex_mod[id] - 32));
+               writel_relaxed(reg, mtx->regs + offset);
+       }
 }
 EXPORT_SYMBOL_GPL(mtk_mutex_remove_comp);
 
@@ -1134,6 +1340,7 @@ static const struct of_device_id mutex_driver_dt_match[] 
= {
        { .compatible = "mediatek,mt8192-disp-mutex", .data = 
&mt8192_mutex_driver_data },
        { .compatible = "mediatek,mt8195-disp-mutex", .data = 
&mt8195_mutex_driver_data },
        { .compatible = "mediatek,mt8195-vpp-mutex",  .data = 
&mt8195_vpp_mutex_driver_data },
+       { .compatible = "mediatek,mt8196-disp-mutex", .data = 
&mt8196_mutex_driver_data },
        { .compatible = "mediatek,mt8365-disp-mutex", .data = 
&mt8365_mutex_driver_data },
        { /* sentinel */ },
 };
diff --git a/include/linux/soc/mediatek/mtk-mutex.h 
b/include/linux/soc/mediatek/mtk-mutex.h
index 635218e3ac68..c15b48f0e4bf 100644
--- a/include/linux/soc/mediatek/mtk-mutex.h
+++ b/include/linux/soc/mediatek/mtk-mutex.h
@@ -69,6 +69,8 @@ enum mtk_mutex_sof_index {
 
 struct mtk_mutex *mtk_mutex_get(struct device *dev);
 int mtk_mutex_prepare(struct mtk_mutex *mutex);
+void mtk_mutex_write_comp_sof(struct mtk_mutex *mutex,
+                             enum mtk_ddp_comp_id id);
 void mtk_mutex_add_comp(struct mtk_mutex *mutex,
                        enum mtk_ddp_comp_id id);
 void mtk_mutex_enable(struct mtk_mutex *mutex);
-- 
2.34.1

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