linux-kernel - Re: [PATCH 2/2] soc: mediatek: mutex: add mt8186 mutex mod settings for mdp3

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Date:   Thu, 7 Jul 2022 10:51:55 +0200
From:   AngeloGioacchino Del Regno 
        <angelogioacchino.delregno@...labora.com>
To:     Allen-KH Cheng <allen-kh.cheng@...iatek.com>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>,
        Chun-Kuang Hu <chunkuang.hu@...nel.org>,
        Philipp Zabel <p.zabel@...gutronix.de>
Cc:     Project_Global_Chrome_Upstream_Group@...iatek.com,
        devicetree@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, linux-mediatek@...ts.infradead.org,
        Xiandong Wang <xiandong.wang@...iatek.com>
Subject: Re: [PATCH 2/2] soc: mediatek: mutex: add mt8186 mutex mod settings
 for mdp3

Il 05/07/22 14:26, Allen-KH Cheng ha scritto:
> This patch adds mt8186 mutex mod settings for mdp3.
> 
> Signed-off-by: Allen-KH Cheng <allen-kh.cheng@...iatek.com>
> Signed-off-by: Xiandong Wang <xiandong.wang@...iatek.com>
> ---
>   drivers/soc/mediatek/mtk-mutex.c       | 23 +++++++++++++++++++++++
>   include/linux/soc/mediatek/mtk-mutex.h |  2 ++
>   2 files changed, 25 insertions(+)
> 
> diff --git a/drivers/soc/mediatek/mtk-mutex.c b/drivers/soc/mediatek/mtk-mutex.c
> index 2fd8318c3bdc..51fd0186d9b5 100644
> --- a/drivers/soc/mediatek/mtk-mutex.c
> +++ b/drivers/soc/mediatek/mtk-mutex.c
> @@ -91,6 +91,15 @@
>   #define MT8183_MUTEX_MOD_MDP_AAL0		23
>   #define MT8183_MUTEX_MOD_MDP_CCORR0		24
>   
> +#define MT8186_MUTEX_MOD_MDP_RDMA0		0
> +#define MT8186_MUTEX_MOD_MDP_AAL0		2
> +#define MT8186_MUTEX_MOD_MDP_HDR0		4
> +#define MT8186_MUTEX_MOD_MDP_RSZ0		5
> +#define MT8186_MUTEX_MOD_MDP_RSZ1		6
> +#define MT8186_MUTEX_MOD_MDP_WROT0		7
> +#define MT8186_MUTEX_MOD_MDP_TDSHP0		9
> +#define MT8186_MUTEX_MOD_MDP_COLOR0		14
> +
>   #define MT8173_MUTEX_MOD_DISP_OVL0		11
>   #define MT8173_MUTEX_MOD_DISP_OVL1		12
>   #define MT8173_MUTEX_MOD_DISP_RDMA0		13
> @@ -324,6 +333,17 @@ static const unsigned int mt8186_mutex_mod[DDP_COMPONENT_ID_MAX] = {
>   	[DDP_COMPONENT_RDMA1] = MT8186_MUTEX_MOD_DISP_RDMA1,
>   };
>   
> +static const unsigned int mt8186_mutex_table_mod[MUTEX_MOD_IDX_MAX] = {
> +	[MUTEX_MOD_IDX_MDP_RDMA0] = MT8186_MUTEX_MOD_MDP_RDMA0,
> +	[MUTEX_MOD_IDX_MDP_RSZ0] = MT8186_MUTEX_MOD_MDP_RSZ0,
> +	[MUTEX_MOD_IDX_MDP_RSZ1] = MT8186_MUTEX_MOD_MDP_RSZ1,
> +	[MUTEX_MOD_IDX_MDP_TDSHP0] = MT8186_MUTEX_MOD_MDP_TDSHP0,
> +	[MUTEX_MOD_IDX_MDP_WROT0] = MT8186_MUTEX_MOD_MDP_WROT0,
> +	[MUTEX_MOD_IDX_MDP_HDR0] = MT8186_MUTEX_MOD_MDP_HDR0,
> +	[MUTEX_MOD_IDX_MDP_AAL0] = MT8186_MUTEX_MOD_MDP_AAL0,
> +	[MUTEX_MOD_IDX_MDP_COLOR0] = MT8186_MUTEX_MOD_MDP_COLOR0,
> +};
> +
>   static const unsigned int mt8192_mutex_mod[DDP_COMPONENT_ID_MAX] = {
>   	[DDP_COMPONENT_AAL0] = MT8192_MUTEX_MOD_DISP_AAL0,
>   	[DDP_COMPONENT_CCORR] = MT8192_MUTEX_MOD_DISP_CCORR0,
> @@ -463,6 +483,7 @@ static const struct mtk_mutex_data mt8186_mutex_driver_data = {
>   	.mutex_sof = mt8186_mutex_sof,
>   	.mutex_mod_reg = MT8183_MUTEX0_MOD0,
>   	.mutex_sof_reg = MT8183_MUTEX0_SOF0,
> +	.mutex_table_mod = mt8186_mutex_table_mod,
>   };
>   
>   static const struct mtk_mutex_data mt8192_mutex_driver_data = {
> @@ -816,6 +837,8 @@ static const struct of_device_id mutex_driver_dt_match[] = {
>   	  .data = &mt8183_mutex_driver_data},
>   	{ .compatible = "mediatek,mt8186-disp-mutex",
>   	  .data = &mt8186_mutex_driver_data},
> +	{ .compatible = "mediatek,mt8186-mdp3-mutex",

You don't need this entry, as mediatek,mt8186-disp-mutex already uses the same
driver data as this one.

Please drop that.

Everything else looks good.

> +	  .data = &mt8186_mutex_driver_data},
>   	{ .compatible = "mediatek,mt8192-disp-mutex",
>   	  .data = &mt8192_mutex_driver_data},
>   	{ .compatible = "mediatek,mt8195-disp-mutex",
> diff --git a/include/linux/soc/mediatek/mtk-mutex.h b/include/linux/soc/mediatek/mtk-mutex.h
> index a0f4f51a3b45..b335c2837cd8 100644
> --- a/include/linux/soc/mediatek/mtk-mutex.h
> +++ b/include/linux/soc/mediatek/mtk-mutex.h
> @@ -20,6 +20,8 @@ enum mtk_mutex_mod_index {
>   	MUTEX_MOD_IDX_MDP_WDMA,
>   	MUTEX_MOD_IDX_MDP_AAL0,
>   	MUTEX_MOD_IDX_MDP_CCORR0,
> +	MUTEX_MOD_IDX_MDP_HDR0,
> +	MUTEX_MOD_IDX_MDP_COLOR0,
>   
>   	MUTEX_MOD_IDX_MAX		/* ALWAYS keep at the end */
>   };
>