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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-6433a3f961bsm10439343a12.14.2025.11.17.06.09.06 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 17 Nov 2025 06:09:09 -0800 (PST) Message-ID: Date: Mon, 17 Nov 2025 15:09:05 +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 10/20] drm/msm/a8xx: Add support for A8x GMU 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-v3-10-92300c7ec8ff@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20251114-kaana-gpu-support-v3-10-92300c7ec8ff@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-GUID: I8uJ3LBgFGEiKqUf-6wE2WDXWe3Oizvv X-Proofpoint-ORIG-GUID: I8uJ3LBgFGEiKqUf-6wE2WDXWe3Oizvv X-Authority-Analysis: v=2.4 cv=FPAWBuos c=1 sm=1 tr=0 ts=691b2c87 cx=c_pps a=+D9SDfe9YZWTjADjLiQY5g==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=6UeiqGixMTsA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=EUspDBNiAAAA:8 a=N-Earc09p0J-wu5tJXsA:9 a=QEXdDO2ut3YA:10 a=vmgOmaN-Xu0dpDh8OwbV:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMTE3MDEyMCBTYWx0ZWRfX2KKvFVK/yBau 7gc81W35agAJ4RBGJ2CX90bR45mbN4Gpmxl/JtPV9oNBsstTdlWJMnNsub2g0TL8DyzOjHNLdtO LfggaUPeDGAxjLHlQ01TYhJAcpyF5HbAcU07FJQjzAFgb2IvX3/pHB0XmAijmWsfsytxdlGS+fH ByaC7Il54mRf2Sr4ivIogU6xNUkhWBergq3n9cj4saQ1OlUwTf6OO++x8T1/Z+nFc7ZU0dQhacJ 0FlV/n07b1+DxGlCyjYDVtuXJse09vBNrY40rod0HbEAow2MaeKZiOIiV2AzrmwO1flpDLd/l+K tQ8EW6O0RFLVU5l9kvM2dEYo10PF5iJ/R/xbg2OZuyTuiwLq68yffCM+YdoIz+vPMncx0dCno3C Y/ZGiVyNyZq4CwxUQP1vr0GIS9Oz2g== 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 adultscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 priorityscore=1501 malwarescore=0 impostorscore=0 suspectscore=0 lowpriorityscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2510240001 definitions=main-2511170120 On 11/14/25 12:29 AM, Akhil P Oommen wrote: > A8x GMU configuration are very similar to A7x. Unfortunately, there are > minor shuffling in the register offsets in the GMU CX register region. > Apart from that, there is a new HFI message support to pass table like > data. This patch adds support for perf table using this new HFI > message. > > Apart from that, there is a minor rework in a6xx_gmu_rpmh_arc_votes_init() > to simplify handling of MxG to MxA fallback along with the additional > calculations for the new dependency vote. > > Signed-off-by: Akhil P Oommen > --- Reviewed-by: Konrad Dybcio Konrad