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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-5d3bf50397csm10148990a12.79.2024.12.13.02.53.21 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 13 Dec 2024 02:53:24 -0800 (PST) Message-ID: <28bf46a5-dedb-4491-b9be-23fdfb99035f@oss.qualcomm.com> Date: Fri, 13 Dec 2024 11:53:21 +0100 Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 2/4] dt-bindings: display/msm/gmu: Document RGMU To: Akhil P Oommen , Rob Clark , Sean Paul , Konrad Dybcio , Abhinav Kumar , Dmitry Baryshkov , Marijn Suijten , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bjorn Andersson Cc: linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, 20241104-add_initial_support_for_qcs615-v5-4-9dde8d7b80b0@quicinc.com, 20241022-qcs615-clock-driver-v4-3-3d716ad0d987@quicinc.com, 20240924143958.25-2-quic_rlaggysh@quicinc.com, 20241108-qcs615-mm-clockcontroller-v3-7-7d3b2d235fdf@quicinc.com, 20241108-qcs615-mm-dt-nodes-v1-1-b2669cac0624@quicinc.com, 20241122074922.28153-1-quic_qqzhou@quicinc.com References: <20241213-qcs615-gpu-dt-v2-0-6606c64f03b5@quicinc.com> <20241213-qcs615-gpu-dt-v2-2-6606c64f03b5@quicinc.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20241213-qcs615-gpu-dt-v2-2-6606c64f03b5@quicinc.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-GUID: KiEL06_H7zJpA3xrl5Yg_Y61vSzl9h23 X-Proofpoint-ORIG-GUID: KiEL06_H7zJpA3xrl5Yg_Y61vSzl9h23 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.680,FMLib:17.12.60.29 definitions=2024-09-06_09,2024-09-06_01,2024-09-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 clxscore=1015 impostorscore=0 bulkscore=0 phishscore=0 mlxlogscore=999 suspectscore=0 priorityscore=1501 lowpriorityscore=0 malwarescore=0 spamscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.19.0-2411120000 definitions=main-2412130074 On 13.12.2024 11:35 AM, Akhil P Oommen wrote: > RGMU a.k.a Reduced Graphics Management Unit is a small state machine > with the sole purpose of providing IFPC support. Compared to GMU, it > doesn't manage GPU clock, voltage scaling, bw voting or any other > functionalities. All it does is detect an idle GPU and toggle the > GDSC switch. So it doesn't require iommu & opp table. > > Signed-off-by: Akhil P Oommen > --- The bindings file exists so that people that are not in the know, can reference it and learn about the hardware. Please spell out IFPC, as that's a non-obvious, hw-specific acronym. Otherwise looks ok Konrad