linux-kernel - Re: [PATCH 2/3] drm/panfrost: Add support for Mali on the MT8370 SoC

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <460e6ee5-a6d1-4d93-9720-d6a5589a2434@arm.com>
Date: Thu, 16 Jan 2025 14:50:10 +0000
From: Steven Price <steven.price@....com>
To: Louis-Alexis Eyraud <louisalexis.eyraud@...labora.com>,
 Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
 Maxime Ripard <mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>,
 David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>,
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
 Conor Dooley <conor+dt@...nel.org>, Matthias Brugger
 <matthias.bgg@...il.com>,
 AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>,
 Boris Brezillon <boris.brezillon@...labora.com>
Cc: kernel@...labora.com, dri-devel@...ts.freedesktop.org,
 devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 linux-arm-kernel@...ts.infradead.org, linux-mediatek@...ts.infradead.org
Subject: Re: [PATCH 2/3] drm/panfrost: Add support for Mali on the MT8370 SoC

On 16/01/2025 14:25, Louis-Alexis Eyraud wrote:
> This commit adds a compatible for the MediaTek MT8370 SoC, with an
> integrated ARM Mali G57 MC2 GPU (Valhall-JM, dual core), and adds
> platform data using the same supplies and the same power domain lists
> as MT8186 (one regulator, two power domains).
> 
> Signed-off-by: Louis-Alexis Eyraud <louisalexis.eyraud@...labora.com>

Reviewed-by: Steven Price <steven.price@....com>

> ---
>  drivers/gpu/drm/panfrost/panfrost_drv.c | 10 ++++++++++
>  1 file changed, 10 insertions(+)
> 
> diff --git a/drivers/gpu/drm/panfrost/panfrost_drv.c b/drivers/gpu/drm/panfrost/panfrost_drv.c
> index 0f3935556ac761adcd80197d87e8e478df436fd5..1d51b64ed0f0660cc95263a289d5dad204540cfd 100644
> --- a/drivers/gpu/drm/panfrost/panfrost_drv.c
> +++ b/drivers/gpu/drm/panfrost/panfrost_drv.c
> @@ -837,6 +837,15 @@ static const struct panfrost_compatible mediatek_mt8192_data = {
>  	.pm_features = BIT(GPU_PM_CLK_DIS) | BIT(GPU_PM_VREG_OFF),
>  };
>  
> +/* MT8370 uses the same power domains and power supplies as MT8186 */
> +static const struct panfrost_compatible mediatek_mt8370_data = {
> +	.num_supplies = ARRAY_SIZE(mediatek_mt8183_b_supplies) - 1,
> +	.supply_names = mediatek_mt8183_b_supplies,
> +	.num_pm_domains = ARRAY_SIZE(mediatek_mt8186_pm_domains),
> +	.pm_domain_names = mediatek_mt8186_pm_domains,
> +	.pm_features = BIT(GPU_PM_CLK_DIS) | BIT(GPU_PM_VREG_OFF),
> +};
> +
>  static const struct of_device_id dt_match[] = {
>  	/* Set first to probe before the generic compatibles */
>  	{ .compatible = "amlogic,meson-gxm-mali",
> @@ -859,6 +868,7 @@ static const struct of_device_id dt_match[] = {
>  	{ .compatible = "mediatek,mt8186-mali", .data = &mediatek_mt8186_data },
>  	{ .compatible = "mediatek,mt8188-mali", .data = &mediatek_mt8188_data },
>  	{ .compatible = "mediatek,mt8192-mali", .data = &mediatek_mt8192_data },
> +	{ .compatible = "mediatek,mt8370-mali", .data = &mediatek_mt8370_data },
>  	{}
>  };
>  MODULE_DEVICE_TABLE(of, dt_match);
>