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[199.106.103.52]) by smtp.gmail.com with ESMTPSA id 5a478bee46e88-358ee8a3387sm22827811eec.15.2026.10.12.06.23.37 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 12 Oct 2026 06:23:43 -0700 (PDT) Date: Mon, 12 Oct 2026 21:23:35 +0800 From: Shawn Guo To: Akhil P Oommen Cc: Rob Clark , Sean Paul , Konrad Dybcio , Dmitry Baryshkov , Abhinav Kumar , Jessica Zhang , Marijn Suijten , David Airlie , Simona Vetter , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bjorn Andersson , Abel Vesa , 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 Subject: Re: [PATCH 1/5] drm/msm/a6xx: Add Adreno 753 support Message-ID: References: <20261009-nord-gpu1-v1-0-a06a6c57bde7@oss.qualcomm.com> <20261009-nord-gpu1-v1-1-a06a6c57bde7@oss.qualcomm.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20261009-nord-gpu1-v1-1-a06a6c57bde7@oss.qualcomm.com> X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMDEyMDA1MyBTYWx0ZWRfXweUpoYX7C/vI lAdGIFmuq6/GNTWCh7fOht44XFqXXZ426xLD86D9njvfesRe2FMU6eOFHwHhJ2F22wuHVt7suzU b0SpD5ePICVJm3BhsUBxotkpbkFYzp6a8ijtr4TQzW36oFYcrJRhfB4MA14ExfJPoRtSe8rU9jr NrwKaib57kfh5E0FckRqU0bVuXRbozPiv/bB47WH6H8g8icVJVkjtK2VIrwFTDV0nAvU+wuoBaW 7L722Eq6IjsgcVfiCuQKHye/TThiFjk9MCZ/Dr0FcAX8qt4VQpuNACVdMvv1OT6SYvpcVG8/S6J ie85/k73H/jIDFGaJyXQTIJc+G2gK9o4vGc3bSuO2cfD3NM2BwwUrhn9yur5HWdnz0LLqjs3AKk jTf0Ml6XTYzP2CfMMG35Ydtw05iRNYDG0kNIm1UCvIFFvpnkutcbflewbJXSgd8H2nNlnyKHsaa Y3Php6JFPWTWgFVP1Dg== X-Proofpoint-Spam-Info: AW1haW4tMjYxMDEyMDA1MyBTYWx0ZWRfXyppVXZWXvCL/ lP7MTxGPPmVqseQQbvSFSWv21BUKME4n7o1IPZlwEQwhLeztPO/hjHT4kR45iJ9vvyDHOPhVpZ+ PfNVKwiv1EvpPnpydPpCgjMGB69D4NE= X-Authority-Analysis: v=2.4 cv=QO391QLL c=1 sm=1 tr=0 ts=6accdf61 cx=c_pps a=PfFC4Oe2JQzmKTvty2cRDw==:117 a=b9+bayejhc3NMeqCNyeLQQ==:17 a=kj9zAlcOel0A:10 a=660iZSQnnn4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=Um2Pa8k9VHT-vaBCBUpS:22 a=EUspDBNiAAAA:8 a=zFX0IjAEx0uK6ydxyM8A:9 a=CjuIK1q_8ugA:10 a=6Ab_bkdmUrQuMsNx7PHu:22 X-Proofpoint-ORIG-GUID: HscW_lpYPFqYVWBiqx5vTRK1KkDOsj6u X-Proofpoint-GUID: HscW_lpYPFqYVWBiqx5vTRK1KkDOsj6u X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-10-12_04,2026-10-09_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 lowpriorityscore=0 bulkscore=0 spamscore=0 malwarescore=0 suspectscore=0 priorityscore=1501 impostorscore=0 phishscore=0 adultscore=0 clxscore=1015 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2610080000 definitions=main-2610120053 On Fri, Oct 09, 2026 at 02:36:35AM +0530, Akhil P Oommen wrote: > From: Shivam Rawat > > 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. > > Signed-off-by: Shivam Rawat > Signed-off-by: Akhil P Oommen On Nord Ride and RRD board: Tested-by: Shawn Guo