linux-kernel - Re: [PATCH v5 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: <65012c1f-9888-4231-8e7f-c96b7f09053a@collabora.com>
Date: Tue, 6 May 2025 10:28:33 +0200
From: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.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>, Boris Brezillon <boris.brezillon@...labora.com>,
 Steven Price <steven.price@....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 v5 2/3] drm/panfrost: Add support for Mali on the MT8370
 SoC

Il 02/05/25 14:17, Louis-Alexis Eyraud ha scritto:
> Add a compatible for the MediaTek MT8370 SoC, with an integrated ARM
> Mali G57 MC2 GPU (Valhall-JM, dual core), with new platform data for
> its support in the panfrost driver.
> It uses the same data as MT8186 for the power management features to
> describe power supplies, pm_domains and enablement (one regulator, two
> power domains) but also sets the FORCE_AARCH64_PGTABLE flag in the GPU
> configuration quirks bitfield to enable AARCH64 4K page table format
> mode.
> As MT8186 and MT8370 SoC have different GPU architecture (Mali G52 2EE
> MC2 for MT8186), making them not compatible, and this mode is only
> enabled for Mediatek SoC that are Mali G57 based (compatible with
> mediatek,mali-mt8188 or mediatek,mali-8192), having specific platform
> data allows to set this flag for MT8370 without modifying MT8186
> configuration and behaviour.
> 
> Signed-off-by: Louis-Alexis Eyraud <louisalexis.eyraud@...labora.com>

Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>