From: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
To: Nicolas Frattaroli <nicolas.frattaroli@collabora.com>,
Boris Brezillon <boris.brezillon@collabora.com>,
Jassi Brar <jassisinghbrar@gmail.com>,
Chia-I Wu <olvaffe@gmail.com>, Chen-Yu Tsai <wenst@chromium.org>,
Steven Price <steven.price@arm.com>,
Liviu Dudau <liviu.dudau@arm.com>,
Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
Maxime Ripard <mripard@kernel.org>,
Thomas Zimmermann <tzimmermann@suse.de>,
David Airlie <airlied@gmail.com>, Simona Vetter <simona@ffwll.ch>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Matthias Brugger <matthias.bgg@gmail.com>,
Kees Cook <kees@kernel.org>,
"Gustavo A. R. Silva" <gustavoars@kernel.org>,
Ulf Hansson <ulf.hansson@linaro.org>
Cc: kernel@collabora.com, dri-devel@lists.freedesktop.org,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-mediatek@lists.infradead.org,
linux-hardening@vger.kernel.org, linux-pm@vger.kernel.org
Subject: Re: [PATCH v7 5/5] pmdomain: mediatek: Add support for MFlexGraphics
Date: Wed, 15 Oct 2025 10:59:22 +0200 [thread overview]
Message-ID: <da324c96-2cba-46cf-af69-c9eaf7ea697f@collabora.com> (raw)
In-Reply-To: <20251015-mt8196-gpufreq-v7-5-0a6435da2080@collabora.com>
Il 15/10/25 10:50, Nicolas Frattaroli ha scritto:
> Various MediaTek SoCs use GPU integration silicon named "MFlexGraphics"
> by MediaTek. On the MT8196 and MT6991 SoCs, interacting with this
> integration silicon is required to power on the GPU.
>
> This glue silicon is in the form of an embedded microcontroller running
> special-purpose firmware, which autonomously adjusts clocks and
> regulators.
>
> Implement a driver, modelled as a pmdomain driver with a
> set_performance_state operation, to support these SoCs.
>
> The driver also exposes the actual achieved clock rate, as read back
> from the MCU, as common clock framework clocks, by acting as a clock
> provider as well.
>
> Signed-off-by: Nicolas Frattaroli <nicolas.frattaroli@collabora.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
next prev parent reply other threads:[~2025-10-15 8:59 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-10-15 8:49 [PATCH v7 0/5] MT8196 GPU Frequency/Power Control Support Nicolas Frattaroli
2025-10-15 8:50 ` [PATCH v7 1/5] dt-bindings: gpu: mali-valhall-csf: add mediatek,mt8196-mali variant Nicolas Frattaroli
2025-10-15 8:50 ` [PATCH v7 2/5] dt-bindings: power: Add MT8196 GPU frequency control binding Nicolas Frattaroli
2025-10-15 8:50 ` [PATCH v7 3/5] drm/panthor: call into devfreq for current frequency Nicolas Frattaroli
2025-10-15 8:50 ` [PATCH v7 4/5] drm/panthor: Use existing OPP table if present Nicolas Frattaroli
2025-10-15 8:58 ` AngeloGioacchino Del Regno
2025-10-15 8:50 ` [PATCH v7 5/5] pmdomain: mediatek: Add support for MFlexGraphics Nicolas Frattaroli
2025-10-15 8:59 ` AngeloGioacchino Del Regno [this message]
2025-10-15 20:16 ` kernel test robot
2025-10-15 20:16 ` kernel test robot
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