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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-b734fad43dfsm1089481766b.20.2025.11.17.05.52.59 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 17 Nov 2025 05:53:02 -0800 (PST) Message-ID: <73c3de56-5c60-492f-8b1a-209b5b06e7e1@oss.qualcomm.com> Date: Mon, 17 Nov 2025 14:52:58 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 02/20] drm/msm/a6xx: Fix the gemnoc workaround To: Akhil P Oommen , Rob Clark , Bjorn Andersson , Konrad Dybcio , Sean Paul , Dmitry Baryshkov , Abhinav Kumar , Jessica Zhang , Marijn Suijten , David Airlie , Simona Vetter , Jonathan Marek , Jordan Crouse , Will Deacon , Robin Murphy , Joerg Roedel , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Connor Abbott Cc: linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, iommu@lists.linux.dev, devicetree@vger.kernel.org References: <20251114-kaana-gpu-support-v3-0-92300c7ec8ff@oss.qualcomm.com> <20251114-kaana-gpu-support-v3-2-92300c7ec8ff@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20251114-kaana-gpu-support-v3-2-92300c7ec8ff@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-ORIG-GUID: 6r66tVqBOkL-JeyGZHwNWMIAgh297HR1 X-Proofpoint-GUID: 6r66tVqBOkL-JeyGZHwNWMIAgh297HR1 X-Authority-Analysis: v=2.4 cv=PJECOPqC c=1 sm=1 tr=0 ts=691b28c0 cx=c_pps a=WeENfcodrlLV9YRTxbY/uA==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=6UeiqGixMTsA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=EUspDBNiAAAA:8 a=ws8SwQwlQu7ULn3ZA60A:9 a=QEXdDO2ut3YA:10 a=kacYvNCVWA4VmyqE58fU:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMTE3MDExOCBTYWx0ZWRfX0fjoQLCV5TE+ oUNGu/cvq19Gl74lmagfmGrAmdXExgRH7GVhoOqzTbk0NwoVe3p4cuoMbrb7sCWTRIKlpQ9Ywv9 JfOV1tWj9ji9k5BWJEFUfr8GCbENFfRCZyR19IIZ0lSIUA5KURnh7wkqOLOmmH5CoMPxwnEGTon aY6CsO56XboQvewsuVSoaSQukEv/tP8OlmsU6RRrhtTE18QVdQ/F3UleAsEYFPTCTJCV4aTGkoe 8whl0e/2bZJOhOat2sz9V7/wj3ndOPyt40e+QNPK1nPEDJ5mSEtUf1d+xruDz4CGlvW44qO++OU uAj2Pq+TIsxf9Hrnv+e9EdKf8Jns59QZLNx9GEH3YkUsVVHQsi/+5Hx7HgkQgqsgHTBRrH6bLMz h3wSo7lppvaahXYL1Umka5BZ8KDR3g== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.100.49 definitions=2025-11-17_03,2025-11-13_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 lowpriorityscore=0 clxscore=1015 spamscore=0 phishscore=0 bulkscore=0 impostorscore=0 suspectscore=0 priorityscore=1501 adultscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2510240001 definitions=main-2511170118 On 11/14/25 12:28 AM, Akhil P Oommen wrote: > Correct the register offset and enable this workaround for all A7x > and newer GPUs to match the recommendation. Also, downstream does this > w/a after moving the fence to allow mode. So do the same. > > Fixes: dbfbb376b50c ("drm/msm/a6xx: Add A621 support") > Signed-off-by: Akhil P Oommen > --- Reviewed-by: Konrad Dybcio Konrad