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Fri, 05 Dec 2025 02:29:17 -0800 (PST) X-Google-Smtp-Source: AGHT+IFh7HpsBEyO6ilZG7nPGO6ymE5SmKKfCKSfDxDslOX7vJaR3rccD+YDhq2XPNdO+dSiRh2JWg== X-Received: by 2002:a17:902:eccb:b0:297:fc22:3ab2 with SMTP id d9443c01a7336-29da1ebb0bamr73862905ad.36.1764930556932; Fri, 05 Dec 2025 02:29:16 -0800 (PST) Received: from [192.168.1.4] ([106.222.235.197]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-29dae99f6a9sm45456135ad.65.2025.12.05.02.29.10 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 05 Dec 2025 02:29:16 -0800 (PST) Message-ID: <90bc84e7-19ca-450d-b41f-fd96367e8cce@oss.qualcomm.com> Date: Fri, 5 Dec 2025 15:59:09 +0530 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 v3 5/6] arm64: dts: qcom: sm6150: Add gpu and rgmu nodes To: Dmitry Baryshkov Cc: Konrad Dybcio , Rob Clark , Sean Paul , Konrad Dybcio , Dmitry Baryshkov , Abhinav Kumar , Marijn Suijten , David Airlie , Simona Vetter , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bjorn Andersson , Jessica Zhang , Dan Carpenter , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Jie Zhang References: <20251122-qcs615-spin-2-v3-0-9f4d4c87f51d@oss.qualcomm.com> <20251122-qcs615-spin-2-v3-5-9f4d4c87f51d@oss.qualcomm.com> <8560ad26-4756-4c2a-97c3-2c5c0695172c@oss.qualcomm.com> <6fa1da5d-9ea7-4d72-a03a-82edc4bef099@oss.qualcomm.com> <3gqq3w6ovy5srgvabyeugsjbwrhaxmjvicykhjmlcxd74gtsaf@5u6wvvzeq52z> Content-Language: en-US From: Akhil P Oommen In-Reply-To: <3gqq3w6ovy5srgvabyeugsjbwrhaxmjvicykhjmlcxd74gtsaf@5u6wvvzeq52z> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=bYtmkePB c=1 sm=1 tr=0 ts=6932b3fe cx=c_pps a=MTSHoo12Qbhz2p7MsH1ifg==:117 a=jBSxni06C9HboLYAjQ55wg==:17 a=IkcTkHD0fZMA:10 a=wP3pNCr1ah4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=COk6AnOGAAAA:8 a=EUspDBNiAAAA:8 a=PFMJV2I6qJKDnvYOCoAA:9 a=QEXdDO2ut3YA:10 a=GvdueXVYPmCkWapjIL-Q:22 a=TjNXssC_j7lpFel5tvFf:22 X-Proofpoint-ORIG-GUID: NmpvMbAbTEa_vUoFXCniwtdnJG1OkSsu X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUxMjA1MDA3NiBTYWx0ZWRfX4SkZlSIiRcp0 fJEG6B76p04EZVK3mSx3SqCze2YIjl0tXSaQq09cLmIkOsDlbCPktWnuoy/4mOMZ8D+CIw/jvD8 kWrHFg5eUDxlygAnT7yoT6TGIufneY5KfRYihX1sz+oktvtttntyUeGMpB8lDXO4D6UPk78yLsm F7yj2XMKacJqCg82JPNmqiJvM2nSrdih9eQw+petFL1M4ty6u0fbXU3+qqigvJ1VIuDCSolzN26 sAnOCTLMVCRrX4jClhjQqkLcHb1B2jzWmWA5t5CW/HNoRlmcpSRSwzhdqnzjN3G5vF1XcoKET/X Kngl4A37u76ThFzHSdQ3S7cRExN8U7IghW0Qtx/wtCulY/4q9gvJdt8OGBmevl4PgYFyOUFexUU NAu8FPlN1y+3ihyhH3QVnpBTlvCvHA== X-Proofpoint-GUID: NmpvMbAbTEa_vUoFXCniwtdnJG1OkSsu 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=2025-12-05_03,2025-12-04_04,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 spamscore=0 adultscore=0 suspectscore=0 priorityscore=1501 bulkscore=0 impostorscore=0 lowpriorityscore=0 malwarescore=0 phishscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2510240001 definitions=main-2512050076 On 12/4/2025 7:49 PM, Dmitry Baryshkov wrote: > On Thu, Dec 04, 2025 at 03:43:33PM +0530, Akhil P Oommen wrote: >> On 11/26/2025 6:12 AM, Dmitry Baryshkov wrote: >>> On Sat, Nov 22, 2025 at 03:03:10PM +0100, Konrad Dybcio wrote: >>>> On 11/21/25 10:52 PM, Akhil P Oommen wrote: >>>>> From: Jie Zhang >>>>> >>>>> Add gpu and rgmu nodes for qcs615 chipset. >>>>> >>>>> Signed-off-by: Jie Zhang >>>>> Signed-off-by: Akhil P Oommen >>>>> --- >>>> >>>> [...] >>>> >>>>> + gpu_opp_table: opp-table { >>>>> + compatible = "operating-points-v2"; >>>>> + >>>>> + opp-845000000 { >>>>> + opp-hz = /bits/ 64 <845000000>; >>>>> + required-opps = <&rpmhpd_opp_turbo>; >>>>> + opp-peak-kBps = <7050000>; >>>>> + }; >>>> >>>> I see another speed of 895 @ turbo_l1, perhaps that's for speedbins >>>> or mobile parts specifically? >>> >>> msm-4.14 defines 7 speedbins for SM6150. Akhil, I don't see any of them >>> here. >> >> The IoT/Auto variants have a different frequency plan compared to the >> mobile variant. I reviewed the downstream code and this aligns with that >> except the 290Mhz corner. We can remove that one. >> >> Here we are describing the IoT variant of Talos. So we can ignore the >> speedbins from the mobile variant until that is supported. > > No, we are describing just Talos, which hopefully covers both mobile and > non-mobile platforms. We cannot assume that. Even if we assume that there is no variation in silicon, the firmware (AOP, TZ, HYP etc) is different between mobile and IoT version. So it is wise to use the configuration that is commercialized, especially when it is power related. -Akhil. > >