Re: [PATCH v5 5/6] drm/mediatek: add mediatek-drm of vdosys0 support for mt8195

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On 27/09/2022 17:27, Jason-JH.Lin wrote:
Add driver data of mt8195 vdosys0 to mediatek-drm and the sub driver.

Signed-off-by: Jason-JH.Lin <jason-jh.lin@xxxxxxxxxxxx>
---
  drivers/gpu/drm/mediatek/mtk_disp_rdma.c |  6 +++++
  drivers/gpu/drm/mediatek/mtk_drm_drv.c   | 28 ++++++++++++++++++++++++
  2 files changed, 34 insertions(+)

diff --git a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c
index 2cb90466798c..66cdd0bc1311 100644
--- a/drivers/gpu/drm/mediatek/mtk_disp_rdma.c
+++ b/drivers/gpu/drm/mediatek/mtk_disp_rdma.c
@@ -374,6 +374,10 @@ static const struct mtk_disp_rdma_data mt8192_rdma_driver_data = {
  	.fifo_size = 5 * SZ_1K,
  };
+static const struct mtk_disp_rdma_data mt8195_rdma_driver_data = {
+	.fifo_size = 1920,
+};
+
  static const struct of_device_id mtk_disp_rdma_driver_dt_match[] = {
  	{ .compatible = "mediatek,mt2701-disp-rdma",
  	  .data = &mt2701_rdma_driver_data},
@@ -383,6 +387,8 @@ static const struct of_device_id mtk_disp_rdma_driver_dt_match[] = {
  	  .data = &mt8183_rdma_driver_data},
  	{ .compatible = "mediatek,mt8192-disp-rdma",
  	  .data = &mt8192_rdma_driver_data},
+	{ .compatible = "mediatek,mt8195-disp-rdma",
+	  .data = &mt8195_rdma_driver_data},
  	{},
  };
  MODULE_DEVICE_TABLE(of, mtk_disp_rdma_driver_dt_match);
diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
index adc9a4f4085b..9b5a7a7ddde0 100644
--- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c
+++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
@@ -195,6 +195,19 @@ static const enum mtk_ddp_comp_id mt8192_mtk_ddp_ext[] = {
  	DDP_COMPONENT_DPI0,
  };
+static const enum mtk_ddp_comp_id mt8195_mtk_ddp_main[] = {
+	DDP_COMPONENT_OVL0,
+	DDP_COMPONENT_RDMA0,
+	DDP_COMPONENT_COLOR0,
+	DDP_COMPONENT_CCORR,
+	DDP_COMPONENT_AAL0,
+	DDP_COMPONENT_GAMMA,
+	DDP_COMPONENT_DITHER0,
+	DDP_COMPONENT_DSC0,
+	DDP_COMPONENT_MERGE0,
+	DDP_COMPONENT_DP_INTF0,
+};
+
  static const struct mtk_mmsys_driver_data mt2701_mmsys_driver_data = {
  	.main_path = mt2701_mtk_ddp_main,
  	.main_len = ARRAY_SIZE(mt2701_mtk_ddp_main),
@@ -253,6 +266,11 @@ static const struct mtk_mmsys_driver_data mt8192_mmsys_driver_data = {
  	.ext_len = ARRAY_SIZE(mt8192_mtk_ddp_ext),
  };
+static const struct mtk_mmsys_driver_data mt8195_vdosys0_driver_data = {
+	.main_path = mt8195_mtk_ddp_main,
+	.main_len = ARRAY_SIZE(mt8195_mtk_ddp_main),
+};
+
  static int mtk_drm_kms_init(struct drm_device *drm)
  {
  	struct mtk_drm_private *private = drm->dev_private;
@@ -470,12 +488,16 @@ static const struct of_device_id mtk_ddp_comp_dt_ids[] = {
  	  .data = (void *)MTK_DISP_DITHER },
  	{ .compatible = "mediatek,mt8183-disp-dither",
  	  .data = (void *)MTK_DISP_DITHER },
+	{ .compatible = "mediatek,mt8195-disp-dsc",
+	  .data = (void *)MTK_DISP_DSC },
  	{ .compatible = "mediatek,mt8167-disp-gamma",
  	  .data = (void *)MTK_DISP_GAMMA, },
  	{ .compatible = "mediatek,mt8173-disp-gamma",
  	  .data = (void *)MTK_DISP_GAMMA, },
  	{ .compatible = "mediatek,mt8183-disp-gamma",
  	  .data = (void *)MTK_DISP_GAMMA, },
+	{ .compatible = "mediatek,mt8195-disp-merge",
+	  .data = (void *)MTK_DISP_MERGE },
  	{ .compatible = "mediatek,mt2701-disp-mutex",
  	  .data = (void *)MTK_DISP_MUTEX },
  	{ .compatible = "mediatek,mt2712-disp-mutex",
@@ -490,6 +512,8 @@ static const struct of_device_id mtk_ddp_comp_dt_ids[] = {
  	  .data = (void *)MTK_DISP_MUTEX },
  	{ .compatible = "mediatek,mt8192-disp-mutex",
  	  .data = (void *)MTK_DISP_MUTEX },
+	{ .compatible = "mediatek,mt8195-disp-mutex",
+	  .data = (void *)MTK_DISP_MUTEX },
  	{ .compatible = "mediatek,mt8173-disp-od",
  	  .data = (void *)MTK_DISP_OD },
  	{ .compatible = "mediatek,mt2701-disp-ovl",
@@ -524,6 +548,8 @@ static const struct of_device_id mtk_ddp_comp_dt_ids[] = {
  	  .data = (void *)MTK_DISP_RDMA },
  	{ .compatible = "mediatek,mt8192-disp-rdma",
  	  .data = (void *)MTK_DISP_RDMA },
+	{ .compatible = "mediatek,mt8195-disp-rdma",
+	  .data = (void *)MTK_DISP_RDMA },
  	{ .compatible = "mediatek,mt8173-disp-ufoe",
  	  .data = (void *)MTK_DISP_UFOE },
  	{ .compatible = "mediatek,mt8173-disp-wdma",
@@ -568,6 +594,8 @@ static const struct of_device_id mtk_drm_of_ids[] = {
  	  .data = &mt8186_mmsys_driver_data},
  	{ .compatible = "mediatek,mt8192-mmsys",
  	  .data = &mt8192_mmsys_driver_data},
+	{ .compatible = "mediatek,mt8195-vdosys0",
+	  .data = &mt8195_vdosys0_driver_data},

To make this work with older device tree, we will need to provide the same driver data to the old compatible:

+	{ .compatible = "mediatek,,mt8195-mmsys",
+	  .data = &mt8195_vdosys0_driver_data},
+       }

Regards,
Matthias

  	{ }
  };
  MODULE_DEVICE_TABLE(of, mtk_drm_of_ids);



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