From: Konrad Dybcio <konrad.dybcio@oss.qualcomm.com>
To: Akhil P Oommen <akhilpo@oss.qualcomm.com>,
Rob Clark <robin.clark@oss.qualcomm.com>,
Sean Paul <sean@poorly.run>,
Konrad Dybcio <konradybcio@kernel.org>,
Dmitry Baryshkov <lumag@kernel.org>,
Abhinav Kumar <abhinav.kumar@linux.dev>,
Jessica Zhang <jesszhan0024@gmail.com>,
Marijn Suijten <marijn.suijten@somainline.org>,
David Airlie <airlied@gmail.com>, Simona Vetter <simona@ffwll.ch>,
Maarten Lankhorst <maarten.lankhorst@linux.intel.com>,
Maxime Ripard <mripard@kernel.org>,
Thomas Zimmermann <tzimmermann@suse.de>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Bjorn Andersson <andersson@kernel.org>,
Abel Vesa <abelvesa@kernel.org>
Cc: linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org,
freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org,
devicetree@vger.kernel.org,
Shivam Rawat <shivrawa@qti.qualcomm.com>
Subject: Re: [PATCH 1/5] drm/msm/a6xx: Add Adreno 753 support
Date: Mon, 12 Oct 2026 14:21:51 +0200 [thread overview]
Message-ID: <0fe6b4f6-e510-4fcc-b1a8-785438fac3e4@oss.qualcomm.com> (raw)
In-Reply-To: <20261009-nord-gpu1-v1-1-a06a6c57bde7@oss.qualcomm.com>
On 10/8/26 11:06 PM, Akhil P Oommen wrote:
> From: Shivam Rawat <shivrawa@qti.qualcomm.com>
>
> Adreno 753 is the primary GPU in the Qualcomm Nord SoC and belongs to
> the A7xx Gen3 family. It is derived from A750 and shares the same
> IP-level configuration: protected registers, pwrup/IFPC register lists,
> GBIF CX registers, gmu_cgc_mode, 3MB GMEM, bus BCMs and preemption
> record size. The differences visible to the KMD are the chip id
> (0x43051701), the GMU chip id (0x70d0000) and the gen71300 SQE and GMU
> firmware.
>
> The Nord primary GPU is the same as A750 but has a different chip id,
> so it needs its own catalog entry. Add a new catalog entry for this
> GPU and an adreno_is_a753() helper. HW clock gating is not working at
> the moment, so it is kept disabled for now.
Do we know the reason? It seems that no other platform has this issue
Konrad
next prev parent reply other threads:[~2026-10-12 12:21 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-08 21:06 [PATCH 0/5] drm/msm: Support for GPU in Nord Akhil P Oommen
2026-10-08 21:06 ` [PATCH 1/5] drm/msm/a6xx: Add Adreno 753 support Akhil P Oommen
2026-10-12 12:21 ` Konrad Dybcio [this message]
2026-10-12 13:23 ` Shawn Guo
2026-10-08 21:06 ` [PATCH 2/5] dt-bindings: display/msm: Document Adreno 753 GPU/GMU Akhil P Oommen
2026-10-09 10:46 ` Krzysztof Kozlowski
2026-10-08 21:06 ` [PATCH 3/5] arm64: dts: qcom: nord: Add Adreno 753 GPU and GMU nodes Akhil P Oommen
2026-10-09 18:48 ` Abel Vesa
2026-10-11 3:25 ` Shawn Guo
2026-10-12 12:25 ` Konrad Dybcio
2026-10-08 21:06 ` [PATCH 4/5] arm64: dts: qcom: nord: Add GPU cooling Akhil P Oommen
2026-10-11 3:30 ` Shawn Guo
2026-10-08 21:06 ` [PATCH 5/5] arm64: dts: qcom: nord-rrd: Enable Adreno 753 GPU Akhil P Oommen
2026-10-11 6:36 ` [PATCH 0/5] drm/msm: Support for GPU in Nord Shawn Guo
2026-10-12 13:21 ` Shawn Guo
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