Re: [PATCH v4 13/14] drm/mediatek: Sort OVL adaptor components in alphabetical order

[AngeloGioacchino Del Regno <angelogioacchino.delregno@xxxxxxxxxxxxx>]

Il 21/06/23 05:19, Hsiao Chien Sung ha scritto:
> - Rename OVL_ADAPTOR_TYPE_RDMA to OVL_ADAPTOR_TYPE_MDP_RDMA
>    to align the naming rule of mtk_ovl_adaptor_comp_id.
> - Sort components' names in alphabetical order
> - Sort device table in alphabetical order
> - Add sentinel to device table
>
> Signed-off-by: Hsiao Chien Sung <shawn.sung@xxxxxxxxxxxx>

I agree, but this commit should come before [12/14] of this series.

Regards,
Angelo

> ---
>   .../gpu/drm/mediatek/mtk_disp_ovl_adaptor.c   | 61 ++++++++-----------
>   1 file changed, 27 insertions(+), 34 deletions(-)
>
> diff --git a/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c b/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c
> index 69ae531294ff..4120d08e4969 100644
> --- a/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c
> +++ b/drivers/gpu/drm/mediatek/mtk_disp_ovl_adaptor.c
> @@ -26,13 +26,14 @@
>   #define MTK_OVL_ADAPTOR_LAYER_NUM 4
>   
>   enum mtk_ovl_adaptor_comp_type {
> -	OVL_ADAPTOR_TYPE_RDMA = 0,
> -	OVL_ADAPTOR_TYPE_MERGE,
>   	OVL_ADAPTOR_TYPE_ETHDR,
> +	OVL_ADAPTOR_TYPE_MDP_RDMA,
> +	OVL_ADAPTOR_TYPE_MERGE,
>   	OVL_ADAPTOR_TYPE_NUM,
>   };
>   
>   enum mtk_ovl_adaptor_comp_id {
> +	OVL_ADAPTOR_ETHDR0,
>   	OVL_ADAPTOR_MDP_RDMA0,
>   	OVL_ADAPTOR_MDP_RDMA1,
>   	OVL_ADAPTOR_MDP_RDMA2,
> @@ -45,7 +46,6 @@ enum mtk_ovl_adaptor_comp_id {
>   	OVL_ADAPTOR_MERGE1,
>   	OVL_ADAPTOR_MERGE2,
>   	OVL_ADAPTOR_MERGE3,
> -	OVL_ADAPTOR_ETHDR0,
>   	OVL_ADAPTOR_ID_MAX
>   };
>   
> @@ -62,21 +62,21 @@ struct mtk_disp_ovl_adaptor {
>   };
>   
>   static const char * const private_comp_stem[OVL_ADAPTOR_TYPE_NUM] = {
> -	[OVL_ADAPTOR_TYPE_RDMA]		= "vdo1-rdma",
> -	[OVL_ADAPTOR_TYPE_MERGE]	= "merge",
>   	[OVL_ADAPTOR_TYPE_ETHDR]	= "ethdr",
> +	[OVL_ADAPTOR_TYPE_MDP_RDMA]	= "vdo1-rdma",
> +	[OVL_ADAPTOR_TYPE_MERGE]	= "merge",
>   };
>   
>   static const struct ovl_adaptor_comp_match comp_matches[OVL_ADAPTOR_ID_MAX] = {
>   	[OVL_ADAPTOR_ETHDR0] = { OVL_ADAPTOR_TYPE_ETHDR, DDP_COMPONENT_ETHDR_MIXER, 0 },
> -	[OVL_ADAPTOR_MDP_RDMA0] = { OVL_ADAPTOR_TYPE_RDMA, DDP_COMPONENT_MDP_RDMA0, 0 },
> -	[OVL_ADAPTOR_MDP_RDMA1] = { OVL_ADAPTOR_TYPE_RDMA, DDP_COMPONENT_MDP_RDMA1, 1 },
> -	[OVL_ADAPTOR_MDP_RDMA2] = { OVL_ADAPTOR_TYPE_RDMA, DDP_COMPONENT_MDP_RDMA2, 2 },
> -	[OVL_ADAPTOR_MDP_RDMA3] = { OVL_ADAPTOR_TYPE_RDMA, DDP_COMPONENT_MDP_RDMA3, 3 },
> -	[OVL_ADAPTOR_MDP_RDMA4] = { OVL_ADAPTOR_TYPE_RDMA, DDP_COMPONENT_MDP_RDMA4, 4 },
> -	[OVL_ADAPTOR_MDP_RDMA5] = { OVL_ADAPTOR_TYPE_RDMA, DDP_COMPONENT_MDP_RDMA5, 5 },
> -	[OVL_ADAPTOR_MDP_RDMA6] = { OVL_ADAPTOR_TYPE_RDMA, DDP_COMPONENT_MDP_RDMA6, 6 },
> -	[OVL_ADAPTOR_MDP_RDMA7] = { OVL_ADAPTOR_TYPE_RDMA, DDP_COMPONENT_MDP_RDMA7, 7 },
> +	[OVL_ADAPTOR_MDP_RDMA0] = { OVL_ADAPTOR_TYPE_MDP_RDMA, DDP_COMPONENT_MDP_RDMA0, 0 },
> +	[OVL_ADAPTOR_MDP_RDMA1] = { OVL_ADAPTOR_TYPE_MDP_RDMA, DDP_COMPONENT_MDP_RDMA1, 1 },
> +	[OVL_ADAPTOR_MDP_RDMA2] = { OVL_ADAPTOR_TYPE_MDP_RDMA, DDP_COMPONENT_MDP_RDMA2, 2 },
> +	[OVL_ADAPTOR_MDP_RDMA3] = { OVL_ADAPTOR_TYPE_MDP_RDMA, DDP_COMPONENT_MDP_RDMA3, 3 },
> +	[OVL_ADAPTOR_MDP_RDMA4] = { OVL_ADAPTOR_TYPE_MDP_RDMA, DDP_COMPONENT_MDP_RDMA4, 4 },
> +	[OVL_ADAPTOR_MDP_RDMA5] = { OVL_ADAPTOR_TYPE_MDP_RDMA, DDP_COMPONENT_MDP_RDMA5, 5 },
> +	[OVL_ADAPTOR_MDP_RDMA6] = { OVL_ADAPTOR_TYPE_MDP_RDMA, DDP_COMPONENT_MDP_RDMA6, 6 },
> +	[OVL_ADAPTOR_MDP_RDMA7] = { OVL_ADAPTOR_TYPE_MDP_RDMA, DDP_COMPONENT_MDP_RDMA7, 7 },
>   	[OVL_ADAPTOR_MERGE0] = { OVL_ADAPTOR_TYPE_MERGE, DDP_COMPONENT_MERGE1, 1 },
>   	[OVL_ADAPTOR_MERGE1] = { OVL_ADAPTOR_TYPE_MERGE, DDP_COMPONENT_MERGE2, 2 },
>   	[OVL_ADAPTOR_MERGE2] = { OVL_ADAPTOR_TYPE_MERGE, DDP_COMPONENT_MERGE3, 3 },
> @@ -94,10 +94,7 @@ static int mtk_ovl_adaptor_enable(struct device *dev, enum mtk_ovl_adaptor_comp_
>   	case OVL_ADAPTOR_TYPE_ETHDR:
>   		ret = mtk_ethdr_clk_enable(dev);
>   		break;
> -	case OVL_ADAPTOR_TYPE_MERGE:
> -		ret = mtk_merge_clk_enable(dev);
> -		break;
> -	case OVL_ADAPTOR_TYPE_RDMA:
> +	case OVL_ADAPTOR_TYPE_MDP_RDMA:
>   		// only LARB users need to do this
>   		ret = pm_runtime_get_sync(dev);
>   		if (ret < 0) {
> @@ -108,6 +105,9 @@ static int mtk_ovl_adaptor_enable(struct device *dev, enum mtk_ovl_adaptor_comp_
>   		if (ret)
>   			pm_runtime_put(dev);
>   		break;
> +	case OVL_ADAPTOR_TYPE_MERGE:
> +		ret = mtk_merge_clk_enable(dev);
> +		break;
>   	default:
>   		dev_err(dev, "Unknown type: %d\n", type);
>   	}
> @@ -128,13 +128,13 @@ static void mtk_ovl_adaptor_disable(struct device *dev, enum mtk_ovl_adaptor_com
>   	case OVL_ADAPTOR_TYPE_ETHDR:
>   		mtk_ethdr_clk_disable(dev);
>   		break;
> -	case OVL_ADAPTOR_TYPE_MERGE:
> -		mtk_merge_clk_disable(dev);
> -		break;
> -	case OVL_ADAPTOR_TYPE_RDMA:
> +	case OVL_ADAPTOR_TYPE_MDP_RDMA:
>   		mtk_mdp_rdma_clk_disable(dev);
>   		pm_runtime_put(dev);
>   		break;
> +	case OVL_ADAPTOR_TYPE_MERGE:
> +		mtk_merge_clk_disable(dev);
> +		break;
>   	default:
>   		dev_err(dev, "Unknown type: %d\n", type);
>   	}
> @@ -353,6 +353,7 @@ void mtk_ovl_adaptor_remove_comp(struct device *dev, struct mtk_mutex *mutex)
>   
>   void mtk_ovl_adaptor_connect(struct device *dev, struct device *mmsys_dev, unsigned int next)
>   {
> +	mtk_mmsys_ddp_connect(mmsys_dev, DDP_COMPONENT_ETHDR_MIXER, next);
>   	mtk_mmsys_ddp_connect(mmsys_dev, DDP_COMPONENT_MDP_RDMA0, DDP_COMPONENT_MERGE1);
>   	mtk_mmsys_ddp_connect(mmsys_dev, DDP_COMPONENT_MDP_RDMA1, DDP_COMPONENT_MERGE1);
>   	mtk_mmsys_ddp_connect(mmsys_dev, DDP_COMPONENT_MDP_RDMA2, DDP_COMPONENT_MERGE2);
> @@ -360,11 +361,11 @@ void mtk_ovl_adaptor_connect(struct device *dev, struct device *mmsys_dev, unsig
>   	mtk_mmsys_ddp_connect(mmsys_dev, DDP_COMPONENT_MERGE2, DDP_COMPONENT_ETHDR_MIXER);
>   	mtk_mmsys_ddp_connect(mmsys_dev, DDP_COMPONENT_MERGE3, DDP_COMPONENT_ETHDR_MIXER);
>   	mtk_mmsys_ddp_connect(mmsys_dev, DDP_COMPONENT_MERGE4, DDP_COMPONENT_ETHDR_MIXER);
> -	mtk_mmsys_ddp_connect(mmsys_dev, DDP_COMPONENT_ETHDR_MIXER, next);
>   }
>   
>   void mtk_ovl_adaptor_disconnect(struct device *dev, struct device *mmsys_dev, unsigned int next)
>   {
> +	mtk_mmsys_ddp_disconnect(mmsys_dev, DDP_COMPONENT_ETHDR_MIXER, next);
>   	mtk_mmsys_ddp_disconnect(mmsys_dev, DDP_COMPONENT_MDP_RDMA0, DDP_COMPONENT_MERGE1);
>   	mtk_mmsys_ddp_disconnect(mmsys_dev, DDP_COMPONENT_MDP_RDMA1, DDP_COMPONENT_MERGE1);
>   	mtk_mmsys_ddp_disconnect(mmsys_dev, DDP_COMPONENT_MDP_RDMA2, DDP_COMPONENT_MERGE2);
> @@ -372,7 +373,6 @@ void mtk_ovl_adaptor_disconnect(struct device *dev, struct device *mmsys_dev, un
>   	mtk_mmsys_ddp_disconnect(mmsys_dev, DDP_COMPONENT_MERGE2, DDP_COMPONENT_ETHDR_MIXER);
>   	mtk_mmsys_ddp_disconnect(mmsys_dev, DDP_COMPONENT_MERGE3, DDP_COMPONENT_ETHDR_MIXER);
>   	mtk_mmsys_ddp_disconnect(mmsys_dev, DDP_COMPONENT_MERGE4, DDP_COMPONENT_ETHDR_MIXER);
> -	mtk_mmsys_ddp_disconnect(mmsys_dev, DDP_COMPONENT_ETHDR_MIXER, next);
>   }
>   
>   static int ovl_adaptor_comp_get_id(struct device *dev, struct device_node *node,
> @@ -391,17 +391,10 @@ static int ovl_adaptor_comp_get_id(struct device *dev, struct device_node *node,
>   }
>   
>   static const struct of_device_id mtk_ovl_adaptor_comp_dt_ids[] = {
> -	{
> -		.compatible = "mediatek,mt8195-vdo1-rdma",
> -		.data = (void *)OVL_ADAPTOR_TYPE_RDMA,
> -	}, {
> -		.compatible = "mediatek,mt8195-disp-merge",
> -		.data = (void *)OVL_ADAPTOR_TYPE_MERGE,
> -	}, {
> -		.compatible = "mediatek,mt8195-disp-ethdr",
> -		.data = (void *)OVL_ADAPTOR_TYPE_ETHDR,
> -	},
> -	{},
> +	{ .compatible = "mediatek,mt8195-disp-ethdr", .data = (void *)OVL_ADAPTOR_TYPE_ETHDR },
> +	{ .compatible = "mediatek,mt8195-disp-merge", .data = (void *)OVL_ADAPTOR_TYPE_MERGE },
> +	{ .compatible = "mediatek,mt8195-vdo1-rdma", .data = (void *)OVL_ADAPTOR_TYPE_MDP_RDMA },
> +	{ /* sentinel */ }
>   };
>   
>   static int compare_of(struct device *dev, void *data)