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Mon, 24 Aug 2026 09:55:25 -0700 (PDT) X-Received: by 2002:a05:6a20:431e:b0:3bf:b9de:8557 with SMTP id adf61e73a8af0-3cd8f294ee1mr683336637.9.1787590525072; Mon, 24 Aug 2026 09:55:25 -0700 (PDT) Received: from [192.168.0.6] ([49.204.106.1]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-cc199daeccbsm1253160a12.7.2026.08.24.09.55.18 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 24 Aug 2026 09:55:24 -0700 (PDT) Message-ID: Date: Mon, 24 Aug 2026 22:25:16 +0530 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: Konrad Dybcio , 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: Praveen Talari In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Info: AW1haW4tMjYwODI0MDE0MiBTYWx0ZWRfX8VRQp8FsR2iO SrYjpxnpc7nBFETg3WCbsolhoVpdA4OAQkfAPI+hWSxUlMqamW3PgxE1meyS2iPEcwFVIAeCVIB bRYCsdJERoDcEzIzUzqd2BAC3g05qdY= X-Authority-Analysis: v=2.4 cv=Wac8rUhX c=1 sm=1 tr=0 ts=6a8c777e cx=c_pps a=Qgeoaf8Lrialg5Z894R3/Q==:117 a=3DKySdf3VQHjbkfL60kt6A==:17 a=IkcTkHD0fZMA:10 a=Sv0fKeRqtYgA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=_glEPmIy2e8OvE2BGh3C:22 a=rko7XVifj6BEHbDbj-IA:9 a=QEXdDO2ut3YA:10 a=x9snwWr2DeNwDh03kgHS:22 X-Proofpoint-ORIG-GUID: yXOpqOwCUMFSLO9QOnUMENlasC80eD28 X-Proofpoint-GUID: yXOpqOwCUMFSLO9QOnUMENlasC80eD28 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwODI0MDE0MiBTYWx0ZWRfXx9oom34RfGw3 QjpaML1UQL9Cz3fMJtkuQqY371rju9v0YKuAotfGHkXYg1rThg90aSbkDi9hvU8OGutlcZYwt43 KYczwsPmjIbMXmbQzSkudfUl8GU6mCFrRxowlfWXxzFuTNyjoHZigsy90cDOtDvJ1F/aU9BAnP5 1eh32SfXMNvj/cfk9GFglpJTsxr/7p+waVHPLq54rbn1uncOEZFzzSB2f+uHg9TFsYNfypMnLBI es8Aj3vexpRivvktNeFwpgxfzUf89fLVKhhydWBEHsqosc/NpNgVSuV6hdmmW0d5HwbtpfMPoj1 AHJDh7OQHhw0UkzVAh4/f2UdaWd0NA1O3jSn+i2C+pGMFHvMu9KWyEPlJTewiWEVrMLfnPp3EL/ iIQhfOibzpS0wbV9QBGbLu8mVBALVYjLHzQQFZOZv94KwHk0mrFNYYWFhjM0GlY0FambbOQjaoz ADrNktlHwaOBcnD1c2A== 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_05,2026-08-24_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 suspectscore=0 impostorscore=0 adultscore=0 priorityscore=1501 bulkscore=0 lowpriorityscore=0 phishscore=0 malwarescore=0 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2608240142 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260824_095529_699983_3CC52CFB X-CRM114-Status: GOOD ( 15.76 ) 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 HI Konrad, On 24-08-2026 20:26, Konrad Dybcio wrote: > 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; Sure, will update in next patch. > >> + >> + 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 Will review and update. Thanks, Praveen Talari > > Konrad