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Tue, 03 Nov 2026 03:30:24 -0800 (PST) Received: from [192.168.226.81] ([178.235.128.140]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-c4cebefc972sm76300166b.35.2026.11.03.03.30.21 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 03 Nov 2026 03:30:23 -0800 (PST) Message-ID: <0574f915-51cb-4eb7-9d6b-49ab32aac553@oss.qualcomm.com> Date: Tue, 3 Nov 2026 12:30:21 +0100 X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 1/4] drm/msm/a6xx: Restore GBIF CX config for A640 family To: Val Packett , Rob Clark , Sean Paul , Konrad Dybcio , Akhil P Oommen , Dmitry Baryshkov , Abhinav Kumar , Jessica Zhang , Marijn Suijten , David Airlie , Simona Vetter Cc: Maximilian Luz , Jordan Crouse , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org References: <20261103011358.65398-1-val@packett.cool> <20261103011358.65398-2-val@packett.cool> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20261103011358.65398-2-val@packett.cool> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Info: AW1haW4tMjYxMTAzMDA0NSBTYWx0ZWRfX0J/W9cz51wPP DNX1y987KKXYoA9YArSq1iq5FuppdLuY/whXEzccw3988LLXajb9L97vbuAnaf1oU3v6+VyiWpJ S0XPUCvyb4Dabv2EP0UXoYVtbGiybRU= X-Proofpoint-ORIG-GUID: wj_TT4PmBJhfoSn3ixBLdupAQo3HuMq5 X-Authority-Analysis: v=2.4 cv=F73C5ahN c=1 sm=1 tr=0 ts=6ae9c5d1 cx=c_pps a=qKBjSQ1v91RyAK45QCPf5w==:117 a=PRfkaYvzSr8QmIIGAkY2Sg==:17 a=IkcTkHD0fZMA:10 a=zJRp6_cAMcgA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=YMgV9FUhrdKAYTUUvYB2:22 a=pGLkceISAAAA:8 a=EUspDBNiAAAA:8 a=KkZ6ciwvikuB05GOVvoA:9 a=QEXdDO2ut3YA:10 a=NFOGd7dJGGMPyQGDc5-O:22 X-Proofpoint-GUID: wj_TT4PmBJhfoSn3ixBLdupAQo3HuMq5 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMTAzMDA0NSBTYWx0ZWRfX0zP1ZDNwMyYz AQoYuqZDekob5l4QFkOBAhJvj3ogyGnpvhBCEJp0eg/wmF9xdC4auWTOXDvHX5bKN09+rgfBbCF UUvdjUaZGSyCEStH3yUON6n2sQ98ndE7fUio6qUPYXu/tfFpWGpDqX14Wj1z+1PGoCGPDbUP/2U A2G6NZqXn4KdKZTXe4zX5FK4BIm7GmMPECaxCnBQ+yzvkHxkvqeP/tvssS+TxwTrEpjCHyt8pA/ xtnMKQMoJA0pJTBAUxzWNOgRmjMnpqF46knxNcGKqtZdNFjTlykeg/slHF5xmdpEBpolc1tkF9W M+CE0c4G5SKojahS4JCDXVUBPPzpaKQAa7FOlpnEF+V7Jt2yjbMgKT1vxMhks9Tp/yzf6Nng3Bg FlW1t+zPhkmEIiaIza6n2OY0+WXSpryuGLUIR6GvkqhfVRavrvpTuFz4qDYLAvNJ0/JGQTeZNY0 2RhQqROCs246EoD96fA== X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.138,FMLib:17.12.100.49 definitions=2026-11-03_02,2026-11-02_03,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 phishscore=0 lowpriorityscore=0 spamscore=0 bulkscore=0 clxscore=1015 impostorscore=0 adultscore=0 suspectscore=0 priorityscore=1501 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2610300000 definitions=main-2611030045 On 11/3/26 2:13 AM, Val Packett wrote: > From: Maximilian Luz > > Commit 60a4e18e0e8a ("drm/msm/adreno: Do CX GBIF config before GMU > start") moved the GBIF_QSB_SIDE{0..3} configuration from hw_init() to > the per-GPU catalog entries. Previously, it was applied to all GPUs of > the A610, A640, and A650 families as well as A7xx. However, the A640 > family entries (A640 and A680) were not updated with the new gbif_cx > list, so the configuration is no longer applied on these GPUs. > > On the Surface Pro X (SC8180X, A680), this results in GMU HFI timeouts > (e.g. for HFI_H2F_MSG_GX_BW_PERF_VOTE) and GPU lockups shortly after > starting a desktop session. > > Add the missing gbif_cx entries to restore the previous behavior. > > Fixes: 60a4e18e0e8a ("drm/msm/adreno: Do CX GBIF config before GMU start") > Signed-off-by: Maximilian Luz > Signed-off-by: Val Packett > --- Reviewed-by: Konrad Dybcio Konrad