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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-clk@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-Authority-Analysis: v=2.4 cv=IMIyzAvG c=1 sm=1 tr=0 ts=6a59f72f cx=c_pps a=oc9J++0uMp73DTRD5QyR2A==:117 a=PRfkaYvzSr8QmIIGAkY2Sg==:17 a=IkcTkHD0fZMA:10 a=RAioF0-LDSMA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=DJpcGTmdVt4CTyJn9g5Z:22 a=JlJ7fyL7TRLw1iIcAAAA:9 a=QEXdDO2ut3YA:10 a=iYH6xdkBrDN1Jqds4HTS:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNzE3MDA5NSBTYWx0ZWRfX1wWej1S/Omi8 8fszQqSLxS8SFWi+QZlte/pPoJbIpHDrgrRFB/m/QftOpNCcznXjo2MsMU6EoXUw6tWfUqQg0nR VeyjsnCMu3zxa7BENArx+IbpsbsLkGGwaw8Sh8r27qauaEaA8QY5Oev7LQ0NqXxpU15QRHu7LFB YQo/gQZ3OmqmUO8cugzOwrtI446yQYuKHA/6vkCK5EqPr7Z6smsViBWDNoYJDyxUZtSgVs8Rpxc /FjkoewhZKbAzx2CHEYo51svmzdwu0uApIWoC5CiGrA5034N4MtkV9ksgafZw6tvMmhnzSb81r8 4ZjEJVGnuLPEI7G5s0QH+mVTGF5I6CKjBd/FeMmv5wE5TiMId2QiEk8HLoh4qh+iZ+YvUaq3DU3 S9Xto6oNll/CDpk+OLSMRlr6tjf2qgZPHKtj/PwYoEEi5MyvIku7kBr91LCv40tLBfItFp1hFuM 9ORDOpuh62Vs88OHZIQ== X-Proofpoint-GUID: X1O0RKXNOSz4wVvxD606t3i3jBaecT6S X-Proofpoint-ORIG-GUID: X1O0RKXNOSz4wVvxD606t3i3jBaecT6S X-Proofpoint-Spam-Info: AW1haW4tMjYwNzE3MDA5NSBTYWx0ZWRfX2+WJc7tY3UXH 0bfm1YD39F7eVRBA+cYg/0sIrZM9+RY4+/Xl6mi8EigT8Q4Ni03SyznWucpiq3aY3+1w6RV8z1j OwReAqlaUUu37dRtT/mDi8MBeG4yKw8= 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 spamscore=0 lowpriorityscore=0 suspectscore=0 priorityscore=1501 impostorscore=0 bulkscore=0 adultscore=0 phishscore=0 malwarescore=0 clxscore=1015 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