Re: [PATCH v1 4/4] drm/mediatek: add mediatek-drm of vdosys0 support for mt8188

From: CK Hu <ck.hu@mediatek.com>
To: nathan.lu <nathan.lu@mediatek.com>,
	Rob Herring <robh+dt@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Chun-Kuang Hu <chunkuang.hu@kernel.org>,
	Philipp Zabel <p.zabel@pengutronix.de>,
	"David Airlie" <airlied@linux.ie>,
	Daniel Vetter <daniel@ffwll.ch>,
	Maxime Coquelin <mcoquelin.stm32@gmail.com>,
	Alexandre Torgue <alexandre.torgue@foss.st.com>,
	Matthias Brugger <matthias.bgg@gmail.com>
Cc: "jason-jh . lin" <jason-jh.lin@mediatek.com>,
	AngeloGioacchino Del Regno
	<angelogioacchino.delregno@collabora.com>,
	Rex-BC Chen <rex-bc.chen@mediatek.com>,
	Enric Balletbo i Serra <enric.balletbo@collabora.com>,
	Moudy Ho <moudy.ho@mediatek.com>, <devicetree@vger.kernel.org>,
	<linux-kernel@vger.kernel.org>, <dri-devel@lists.freedesktop.org>,
	<linux-mediatek@lists.infradead.org>,
	<linux-stm32@st-md-mailman.stormreply.com>,
	<linux-arm-kernel@lists.infradead.org>,
	<srv_heupstream@mediatek.com>, <wsd_upstream@mediatek.com>,
	<lancelot.wu@mediatek.com>, amy zhang <Amy.Zhang@mediatek.com>
Subject: Re: [PATCH v1 4/4] drm/mediatek: add mediatek-drm of vdosys0 support for mt8188
Date: Mon, 22 Aug 2022 13:50:41 +0800	[thread overview]
Message-ID: <805b7dd82e86e6c2297a5ffbd23be2c568ca29b3.camel@mediatek.com> (raw)
In-Reply-To: <20220822033213.15769-5-nathan.lu@mediatek.com>

Hi, Nathan:

On Mon, 2022-08-22 at 11:32 +0800, nathan.lu wrote:
> From: Nathan Lu <nathan.lu@mediatek.com>
> 
> add driver data of mt8188 vdosys0 to mediatek-drm and the sub driver.
> 
> Signed-off-by: amy zhang <Amy.Zhang@mediatek.com>
> Signed-off-by: Nathan Lu <nathan.lu@mediatek.com>
> ---
>  drivers/gpu/drm/mediatek/mtk_drm_drv.c | 30
> ++++++++++++++++++++++++++
>  1 file changed, 30 insertions(+)
> 
> diff --git a/drivers/gpu/drm/mediatek/mtk_drm_drv.c
> b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
> index d72263c8a621..260514006093 100644
> --- a/drivers/gpu/drm/mediatek/mtk_drm_drv.c
> +++ b/drivers/gpu/drm/mediatek/mtk_drm_drv.c
> @@ -178,6 +178,18 @@ static const unsigned int mt8186_mtk_ddp_ext[] =
> {
>  	DDP_COMPONENT_DPI0,
>  };
>  
> +static const unsigned int mt8188_mtk_ddp_main[] = {
> +	DDP_COMPONENT_OVL0,
> +	DDP_COMPONENT_RDMA0,
> +	DDP_COMPONENT_COLOR0,
> +	DDP_COMPONENT_CCORR,
> +	DDP_COMPONENT_AAL0,
> +	DDP_COMPONENT_GAMMA,
> +	DDP_COMPONENT_POSTMASK0,
> +	DDP_COMPONENT_DITHER0,
> +	DDP_COMPONENT_DP_INTF0,
> +};
> +
>  static const unsigned int mt8192_mtk_ddp_main[] = {
>  	DDP_COMPONENT_OVL0,
>  	DDP_COMPONENT_OVL_2L0,
> @@ -323,6 +335,20 @@ static const struct mtk_mmsys_match_data
> mt8186_mmsys_match_data = {
>  	},
>  };
>  
> +static const struct mtk_mmsys_driver_data mt8188_vdosys0_driver_data
> = {
> +	.io_start = 0x1c01d000,

For only one mmsys, it's not necessary to set io_start.

Regards,
CK

> +	.main_path = mt8188_mtk_ddp_main,
> +	.main_len = ARRAY_SIZE(mt8188_mtk_ddp_main),
> +	.mmsys_dev_num = 1,
> +};
> +
> +static const struct mtk_mmsys_match_data mt8188_mmsys_match_data = {
> +	.num_drv_data = 1,
> +	.drv_data = {
> +		&mt8188_vdosys0_driver_data,
> +	},
> +};
> +
>  static const struct mtk_mmsys_driver_data mt8192_mmsys_driver_data =
> {
>  	.main_path = mt8192_mtk_ddp_main,
>  	.main_len = ARRAY_SIZE(mt8192_mtk_ddp_main),
> @@ -376,6 +402,8 @@ static const struct of_device_id mtk_drm_of_ids[]
> = {
>  	  .data = &mt8183_mmsys_match_data},
>  	{ .compatible = "mediatek,mt8186-mmsys",
>  	  .data = &mt8186_mmsys_match_data},
> +	{ .compatible = "mediatek,mt8188-mmsys",
> +	  .data = &mt8188_mmsys_match_data},
>  	{ .compatible = "mediatek,mt8192-mmsys",
>  	  .data = &mt8192_mmsys_match_data},
>  	{ .compatible = "mediatek,mt8195-mmsys",
> @@ -734,6 +762,8 @@ static const struct of_device_id
> mtk_ddp_comp_dt_ids[] = {
>  	  .data = (void *)MTK_DISP_MUTEX },
>  	{ .compatible = "mediatek,mt8186-disp-mutex",
>  	  .data = (void *)MTK_DISP_MUTEX },
> +	{ .compatible = "mediatek,mt8188-disp-mutex",
> +	  .data = (void *)MTK_DISP_MUTEX },
>  	{ .compatible = "mediatek,mt8192-disp-mutex",
>  	  .data = (void *)MTK_DISP_MUTEX },
>  	{ .compatible = "mediatek,mt8195-disp-mutex",

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