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Mon, 24 Aug 2026 07:56:17 -0700 (PDT) X-Received: by 2002:a05:622a:181e:b0:51c:845b:ac4 with SMTP id d75a77b69052e-52df59cf0abmr198354441cf.3.1787583377271; Mon, 24 Aug 2026 07:56:17 -0700 (PDT) Received: from [192.168.120.193] ([178.235.128.140]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-c249689fa97sm1147107166b.57.2026.08.24.07.56.14 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 24 Aug 2026 07:56:16 -0700 (PDT) Message-ID: Date: Mon, 24 Aug 2026 16:56:13 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 2/7] soc: qcom: geni-se: Populate clk_perf_tbl with SE source clock frequencies from perf OPP table To: Praveen Talari , Sudeep Holla , Cristian Marussi , Ulf Hansson , Bjorn Andersson , Konrad Dybcio , Greg Kroah-Hartman , Jiri Slaby , Mark Brown , Viken Dadhaniya , Andi Shyti Cc: mukesh.savaliya@oss.qualcomm.com, chandana.chiluveru@oss.qualcomm.com, arm-scmi@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-pm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-serial@vger.kernel.org, linux-spi@vger.kernel.org, linux-i2c@vger.kernel.org References: <20260805-derive_clk_perf_tbl_from_perf_domain_opp_table-v1-0-61171ab1cdce@oss.qualcomm.com> <20260805-derive_clk_perf_tbl_from_perf_domain_opp_table-v1-2-61171ab1cdce@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260805-derive_clk_perf_tbl_from_perf_domain_opp_table-v1-2-61171ab1cdce@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-GUID: fPLkyFvPHP6h2NCdDHYOusryht2u42xU X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwODI0MDEyNSBTYWx0ZWRfX7OlmeoJYtdTy LMl/rybPYtqATInqBtweTAb54G7oIiTimyPxxHr2QevyxLmMcwsvZHxZtpLfcMSTRYjUXODzRQU XNIryQGXdt1WQjm2b3TPzIdDtZ0A6wxyMFS0HKu6ESyQlyRzhCkw78fZ/BrOHPG3/aeaOFhRIjm Mk+dMFzEgAZrhbjxvxbSdbUyxio21/+USVSQ5xs3NXGfApa43Y1LD4GQ6flU3vEhXbXXCbcS6qa JgJNbYv+JZgHrLGipSoLpSF8UbXQsUNTjLtuaJIs7nbQWRlZW16248CmvYNc7TR3j4woJ2N4ANv yRrdoaUcB8y7tCzY8qE1mny+gT6NunWhRyeTwojUuR/+euMpnm0uQVcb0eHN7WIquQ91gcXn5+p bVTLr70Fk/CrNgldXsf4jWa+t5Y2rN1umKwGzIz+IXN8qAokz0Wj/igE3l9AGaqK7/JDaVJVHFm k1maBsU6WfCQzurzyMg== X-Authority-Analysis: v=2.4 cv=Fqo1OWrq c=1 sm=1 tr=0 ts=6a8c5b92 cx=c_pps a=JbAStetqSzwMeJznSMzCyw==:117 a=PRfkaYvzSr8QmIIGAkY2Sg==:17 a=IkcTkHD0fZMA:10 a=Sv0fKeRqtYgA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=yx91gb_oNiZeI1HMLzn7:22 a=U6xjVzI5DKoLzCUfakQA:9 a=QEXdDO2ut3YA:10 a=ZXulRonScM0A:10 a=uxP6HrT_eTzRwkO_Te1X:22 X-Proofpoint-ORIG-GUID: fPLkyFvPHP6h2NCdDHYOusryht2u42xU X-Proofpoint-Spam-Info: AW1haW4tMjYwODI0MDEyNSBTYWx0ZWRfXy2q9bj/5lUja 9/WCbrt/I5lJJhL1H2Cmddy7S7Rl2G1s2hy4nJLikul1YGAIbzVC/iwZ0Y8AhsKdPEaabrKX1xs vIy0qAGiIf9PKx4ZtjDJFqfhBJMPYSc= X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-08-24_04,2026-08-24_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 malwarescore=0 adultscore=0 lowpriorityscore=0 suspectscore=0 impostorscore=0 phishscore=0 spamscore=0 clxscore=1015 priorityscore=1501 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2608240125 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260824_075619_515758_A96A0791 X-CRM114-Status: GOOD ( 15.18 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 8/4/26 9:57 PM, Praveen Talari wrote: > Currently, on the SA8255P platform, protocol drivers attached via > geni_se_domain_attach() treat each OPP on the perf domain as directly > corresponding to a protocol value such as a baudrate or requested > frequency, and simply request that OPP via [...] > @@ -1175,6 +1181,29 @@ int geni_se_domain_attach(struct geni_se *se) > else if (ret < 0) > return ret; > > + perf_dev = se->pd_list->pd_devs[DOMAIN_IDX_PERF]; > + > + num_opps = dev_pm_opp_get_opp_count(perf_dev); > + if (num_opps <= 0) > + return num_opps < 0 ? num_opps : -ENODEV; if (num_opps < 0) return num_opps; if (num_opps == 0) return -ENODEV; > + > + se->clk_perf_tbl = devm_kcalloc(se->dev, num_opps, > + sizeof(*se->clk_perf_tbl), > + GFP_KERNEL); > + if (!se->clk_perf_tbl) > + return -ENOMEM; > + > + for (i = 0, level = 0; i < num_opps; i++, level++) { One iterator is sufficient here Konrad