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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 Precedence: bulk X-Mailing-List: linux-pm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: 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-Details-Enc: AW1haW4tMjYwODI0MDE0MiBTYWx0ZWRfX7urTo0zC+dXn s4eDNVPYKDjv3N7Y69XyJ3dNbH/zf6B7mY8HuJfuA54Sz7P4Zk941cMFH1pHpIUmEfXGuSpotkC lLlHyJbVU1j3YSoJKX36p+bRtRoCVWLkEi+kzQxzvCwUNT+mbWO3YxA4yp9nM6wD7oHy03mW8La MurRP/8KUr0iZd/WMme5QaOJbSbWLF1GtonO4qj6dbLhdPE04qENx6ED/RzJK8YLZ5Hn3V3AEWk jsHB8OLOy9+Xxg9dZQHrqIMILTErWP51LNFaB6BeT+V9c2HWwHEPeercerYec7Jt83LzOf8CbME dc1mgm6MXEKYpMaSrkNoWfMK5iii1UdgRQZ0V1aVP2VWZQ7LObLXgLTm8WQp7GNTz/toUOil4qX k+bQ84wo8bHhyuKO//dOtTgFShYOA1eQEx9FTRdXDqkaIXISlL8xw6YaWgXMoyDG5KCC/VIsfTU q/rjzeybLjfLdsTFifQ== X-Proofpoint-Spam-Info: AW1haW4tMjYwODI0MDE0MiBTYWx0ZWRfXzy6CjFgpyVSf 3rCbQt7ag7+45kobYeFHF7s7KxSNFJLk3d0BWVSDQznFscGmD7v5znmEzSb/MDRHoghmg0fb8Sb PIEkqaiWzEZsstm5mjIf+TMwnKrKCtI= X-Proofpoint-GUID: qvF3ynl5bwAtmBbmb_wG1gOqEsBQFxq8 X-Authority-Analysis: v=2.4 cv=IL8yzAvG c=1 sm=1 tr=0 ts=6a8c777e cx=c_pps a=Oh5Dbbf/trHjhBongsHeRQ==:117 a=3DKySdf3VQHjbkfL60kt6A==:17 a=IkcTkHD0fZMA:10 a=Sv0fKeRqtYgA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=rJkE3RaqiGZ5pbrm-msn:22 a=rko7XVifj6BEHbDbj-IA:9 a=QEXdDO2ut3YA:10 a=_Vgx9l1VpLgwpw_dHYaR:22 X-Proofpoint-ORIG-GUID: qvF3ynl5bwAtmBbmb_wG1gOqEsBQFxq8 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 adultscore=0 malwarescore=0 phishscore=0 priorityscore=1501 suspectscore=0 spamscore=0 bulkscore=0 lowpriorityscore=0 clxscore=1015 impostorscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2608240142 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