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Fri, 17 Jul 2026 02:34:38 -0700 (PDT) X-Received: by 2002:a05:620a:a119:b0:92e:6071:7cc4 with SMTP id af79cd13be357-930b3f73e4fmr119222085a.4.1784280877917; Fri, 17 Jul 2026 02:34:37 -0700 (PDT) Received: from [192.168.120.193] ([178.235.128.140]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-c1712a5fa3asm45991766b.35.2026.07.17.02.34.34 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 17 Jul 2026 02:34:36 -0700 (PDT) Message-ID: Date: Fri, 17 Jul 2026 11:34:34 +0200 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 1/3] dt-bindings: clock: qcom: glymur-gcc: Add missing CX power domain To: Taniya Das , Bjorn Andersson Cc: Abel Vesa , Michael Turquette , Stephen Boyd , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Konrad Dybcio , Maulik Shah , Dmitry Baryshkov , Jyothi Kumar Seerapu , Brian Masney , Krzysztof Kozlowski , Sibi Sankar , Pankaj Patil , Akhil P Oommen , linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Jishnu Prakash , Raviteja Laggyshetty , Kamal Wadhwa , Qiang Yu , Manaf Meethalavalappu Pallikunhi , Abel Vesa References: <20260715-glymur-fix-gcc-cx-scaling-v3-0-72eb5adad156@oss.qualcomm.com> <20260715-glymur-fix-gcc-cx-scaling-v3-1-72eb5adad156@oss.qualcomm.com> <4b543abe-2482-4381-b41e-623cdf5be9a2@oss.qualcomm.com> <316fd37b-9936-4bca-8521-9a11ee65cbd6@oss.qualcomm.com> <2e9a211d-a877-419a-ba8d-40bfc42e65ef@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <2e9a211d-a877-419a-ba8d-40bfc42e65ef@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-ORIG-GUID: M-Jg2wCyeIAq7EOwfFLLwAVdIdYfCNJA X-Proofpoint-Spam-Info: AW1haW4tMjYwNzE3MDA5NSBTYWx0ZWRfX1ZgXilp1A1bv ZYuO+9iy92GI6jd9cGgn3QhhQL9VNDRtOUeKf40JlEPb1y4OFpo6g/SzEm9/YU+znex9z35lMd0 5Fmnou1hUNNIjg0AKauxeGyEvVi9Sik= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNzE3MDA5NSBTYWx0ZWRfXwH6XorVFBfE/ X4fFxr/axuwVK+qg8qaYBXq+G1ojdCBnY5KcQ+f+UpJoyXqw4vtUTdlBbb4BRPGz7N/7az+3O+r u0SyreQ0tCoTVA7sRgD6irL9jl1r7GszV7gHLX2n/RJC+dPF9QzNxVuHgZtOHp/Wq4AwOXJxjZ6 Gk62JsjfQ8Ik289U/472FLAlG7DrTezVllIZxmHykzoO3YwyR7SUoPh5zhL0zrq6JClyqu7B76F mcOsadRGs1l8/y/dnl/Jx38A0TvDEQDCiTQy7bpdPoWMiVKu77H7M/B7TACHrStPM8QXydLwvqp iwb4KRQQjrLUGU4Er7O2ayhDwoOa9V5eYhQxFe4XbAvnUt5tfjaZpmMG2Dhsr06nCLpaHjmVC4W BdiAnkQ5uypyCFcL4fF0z6UxZ7yIGwpbXv/myXCy1Wspv9aAhbttgUCSlqsKSxklO0uhC6Vxsrz paTg0hKDV7lUX7w/IKA== X-Authority-Analysis: v=2.4 cv=NcTWEWD4 c=1 sm=1 tr=0 ts=6a59f72e cx=c_pps a=hnmNkyzTK/kJ09Xio7VxxA==:117 a=PRfkaYvzSr8QmIIGAkY2Sg==:17 a=IkcTkHD0fZMA:10 a=RAioF0-LDSMA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=rJkE3RaqiGZ5pbrm-msn:22 a=JlJ7fyL7TRLw1iIcAAAA:9 a=QEXdDO2ut3YA:10 a=PEH46H7Ffwr30OY-TuGO:22 X-Proofpoint-GUID: M-Jg2wCyeIAq7EOwfFLLwAVdIdYfCNJA X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-07-17_02,2026-07-15_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 malwarescore=0 priorityscore=1501 lowpriorityscore=0 clxscore=1015 phishscore=0 bulkscore=0 spamscore=0 adultscore=0 impostorscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2607170095 On 7/17/26 11:30 AM, Taniya Das wrote: > > > On 7/17/2026 6:45 AM, Bjorn Andersson wrote: >> On Thu, Jul 16, 2026 at 04:42:11PM +0530, Taniya Das wrote: >>> >>> >>> On 7/16/2026 12:52 PM, Abel Vesa wrote: >>>> On 26-07-16 10:13:48, Taniya Das wrote: [...] >> You're expressing this in generic terms, can you please provide the >> concrete example of what this would look for in the Glymur GCC case? >> > > Yes, Bjorn, this is indeed a general requirement for a clock controller. > > In Glymur I do see that CX could drop to retention corner in case there > is no vote from any subsystem and so it is better to vote from clock > controller a level above retention using the required-opps. > Is this still a valid concern in light of Commit 7178817f1904 ("pmdomain: qcom: rpmhpd: Skip retention by default") ? Konrad