From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx0b-0031df01.pphosted.com (mx0b-0031df01.pphosted.com [205.220.180.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 922AE471D16 for ; Fri, 9 Oct 2026 07:18:19 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.180.131 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791530301; cv=none; b=RjA14OoCIe0Vdfs5bSwiFsAdxxkHu+C9pgI1RXuhX2qyJuo3n5h4EPVU3Z6gP9rXiJgVBKabeIC8HETu2XwTROckYxEnXinYUgc2sG7uDfZ3/9cxOYezMcDjc7BPxGEn2AsP9gJMvJWirbUky5eVag3+MZrQSLO5aMwLPVb6//g= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791530301; c=relaxed/simple; bh=Hb0rWW40uKXilgUjU9jGWK/YbIuEzO3fmI8pUzTP80M=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=qYQtnbZbLjiRGwNyCszIQHBa4RdPaU8/NKZ16PPWcpC1R5YZzwDJAPc2hTFTfIxvNmwfPCeCtqOQRMrudpOlnXjxOgm1MCLCmBBRSH/HQrbpMX8VlVAHXjbjeZhSvxPN8gR5vPRetocUO69nuWraT5GtImmm+ehC1g/7LO4UQ8g= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=oss.qualcomm.com; spf=pass smtp.mailfrom=oss.qualcomm.com; dkim=pass (2048-bit key) header.d=qualcomm.com header.i=@qualcomm.com header.b=A8j7lPXI; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b=PZ0hMFhO; arc=none smtp.client-ip=205.220.180.131 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=oss.qualcomm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=oss.qualcomm.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=qualcomm.com header.i=@qualcomm.com header.b="A8j7lPXI"; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b="PZ0hMFhO" Received: from pps.filterd (m0279869.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 6993HJVk966459 for ; Fri, 9 Oct 2026 07:18:18 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=qualcomm.com; h= cc:content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=qcppdkim1; bh= mNde9hgXNQrDxjgqmzc1QflzS3/KQtZKPHcsGvNzPEY=; b=A8j7lPXItWDRlbhr o+oL+AXG1K2QL1HZDerROxemTLf23p4YhRJIh9NsaF9tGAWmcbpm91baVgAByifj teZ0yy5FN1SWwbLkBl1kzQL1oudTQR+Jzl5FOydTR+clbYRouOHtV86LsZroqsac qTlhBL62/nZmfjPRPXCgcsPzPSqipgbIPWrmytfbLYTwBuvJVO+P9oCkCt6y4tlx 4xsorh+lfFY5NmoRKvSPRFXhxPSxAZI6QgDHVVVBEYGx/mBUdsjNy7w6kR4yNTjy 1SDVwePtnUmrn9jlgN+w+kfXSW0UYkv5IeXmKTcJZWhisx3o9OEcweVFK2Qa/Kwt lUfRhA== Received: from mail-pj1-f69.google.com (mail-pj1-f69.google.com [209.85.216.69]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 4h6fyj2cy2-1 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT) for ; Fri, 09 Oct 2026 07:18:18 +0000 (GMT) Received: by mail-pj1-f69.google.com with SMTP id 98e67ed59e1d1-3ab27eb38d6so1014854a91.2 for ; Fri, 09 Oct 2026 00:18:17 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oss.qualcomm.com; s=google; t=1791530297; x=1792135097; darn=vger.kernel.org; h=content-transfer-encoding:content-type:in-reply-to:from :content-language:references:cc:to:subject:user-agent:mime-version :date:message-id:from:to:cc:subject:date:message-id:reply-to :content-type; bh=mNde9hgXNQrDxjgqmzc1QflzS3/KQtZKPHcsGvNzPEY=; b=PZ0hMFhOTaIXhlFJofCzLDRXZVFSDhe+aahXuE88YaKtRHXhbJJJPXar9KM6HB2A4m TphJHI3MHtVpbHN4EUiijdjDO7I4zxRbpQrqhNTs9dCROOjRZCKXZv/lJpnY7Zc+svQM 72lHUKaF5O6/zRUUiWadlQRuFh0WhYTeAUbHM1K4H9oxfGVLtVXaH2WeTA3KaxAc/snJ CjwyQJ2bmcrk+AkOvmUAx5WpUWmTksdgVUy4NMOXchAnef8qIxXwtEuk5lIaHhA9B3fH iXfjueN9iBjy2lwLVWQu2ilFB/8G4OpgtPaHnLKsnU5CBe0jkF905nqp/dhGMvBNFQ2w NyBQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1791530297; x=1792135097; h=content-transfer-encoding:content-type:in-reply-to:from :content-language:references:cc:to:subject:user-agent:mime-version :date:message-id:x-gm-gg:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to:content-type; bh=mNde9hgXNQrDxjgqmzc1QflzS3/KQtZKPHcsGvNzPEY=; b=OuI0PxWu6j90FB1fBojXpfPLAW/u76DOtU3AbMPUnKQUSId0+hFU4uO4hFfL+B4Cy4 vSKWXuia7McDHhHTLP1cBjyh8uUaLB8YMN8QitQ1zZK+UOPPfIZhbHdCKoT+YggWeo5A cy96MwyFbUC2gxLdw4XN8cDGxrAPKSyp3fQD55H0YpzEcFyDGA6KeQiGsQGHrsYRWS8J eSrWM8WyJ5LW+0V/J5EDOfhybmNS6MZpt5XcrsZ1debGW5tIeSrGawsa13FS8NTxSIOy djx+7x8jL3dTzU5dHIJYW/kn8GfJFhs/1pp8zVD6iCD1MFB9Dbyxr/jmQaTjE3wqWn8Z Bd2A== X-Forwarded-Encrypted: i=1; AKwUvBxjksgIG+IWkZyQ7JX+yrbu4v9kkCBhpqMrLH5wKOUC8/7Z8+1nyxkNN1ejFWJLS0pB5wl1inLxIA==@vger.kernel.org X-Gm-Message-State: AFq9FYJtPgGbbFnhiUr1VgH+iyWdflEJOtIa9EKP8dlvtqA9hu8A9W/y UbbZe/c3IOHTnF2y6kmFwOAY6nhppN7WsgecplTohWadN3gaNgrtWkSufXjhPWW5B6wllryfk8t l4Gp+qsHcAsoTpry3ymj+jL/FGHE3X0QOqsfRqCOEamMxvcdOBPcn79TEpCJc3A== X-Gm-Gg: AYBFou3PA2pmyXb3Jba34S5B0cm3iCbLfIgAq83lGaLlyLZ2AUxEl4bNN9EpKshDhcX heTn0fbxg4/bL0RFbAk6XYLtAWvXGkJfyClCul0KDgWehKTBqzNUUwg7ZQR3OyGQCsKDwXRoqsP /Wcf0MD0q89qG25CqpwXxspKYxVzpFV1lsL1xAoiuK45VcgV8nFOPc3S0JGLi5z3Z2h1arJXd+H N1TxRAlPhIB0Ss8nKvdEEcA5IIqkrTKqAZla6EYJzouEIuTY2MMn4BSuDrfOCwTZ00aP0VT2v+8 NooE1R201jk8yB1fy6kh+NxTGuZAGaGm6CTDmzgFXNqtGZWIo0hV+yZLOGMqCSh0+f+RpZSbNoM zKZJRs5CJKtBlmbpEtj0IfSAO7kCJg/xVQw== X-Received: by 2002:a17:90b:2784:b0:3ab:9cb:b5a5 with SMTP id 98e67ed59e1d1-3ab3a74739dmr1040709a91.18.1791530297120; Fri, 09 Oct 2026 00:18:17 -0700 (PDT) X-Received: by 2002:a17:90b:2784:b0:3ab:9cb:b5a5 with SMTP id 98e67ed59e1d1-3ab3a74739dmr1040694a91.18.1791530296591; Fri, 09 Oct 2026 00:18:16 -0700 (PDT) Received: from [10.217.219.98] ([202.46.22.19]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-3ab32d58bd0sm1274180a91.0.2026.10.09.00.18.08 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 09 Oct 2026 00:18:15 -0700 (PDT) Message-ID: <0a8e4d43-1ba3-49f7-bd50-ca5e240116ae@oss.qualcomm.com> Date: Fri, 9 Oct 2026 12:48:06 +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 v2 7/9] i2c: qcom-geni: Vote for SE clock rate using OPP To: Praveen Talari , konrad.dybcio@oss.qualcomm.com, Sudeep Holla , Cristian Marussi , Ulf Hansson , Bjorn Andersson , Konrad Dybcio , Greg Kroah-Hartman , Jiri Slaby , Mark Brown , Viken Dadhaniya , Andi Shyti Cc: 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: <20260827-derive_clk_perf_tbl_from_perf_domain_opp_table-v2-0-091697dbeb02@oss.qualcomm.com> <20260827-derive_clk_perf_tbl_from_perf_domain_opp_table-v2-7-091697dbeb02@oss.qualcomm.com> Content-Language: en-US From: Mukesh Savaliya In-Reply-To: <20260827-derive_clk_perf_tbl_from_perf_domain_opp_table-v2-7-091697dbeb02@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=BfpNQbt2 c=1 sm=1 tr=0 ts=6ac8953a cx=c_pps a=vVfyC5vLCtgYJKYeQD43oA==:117 a=fChuTYTh2wq5r3m49p7fHw==:17 a=IkcTkHD0fZMA:10 a=660iZSQnnn4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=_glEPmIy2e8OvE2BGh3C:22 a=e2LvkIfHUWP2XQjg4Q8A:9 a=QEXdDO2ut3YA:10 a=rl5im9kqc5Lf4LNbBjHf:22 X-Proofpoint-ORIG-GUID: JZDMdcukmu4OABPovGqW4OoOE1j_BKE_ X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMDA5MDAyOCBTYWx0ZWRfX4L1DZtfN2CoU qAxbNTOlnaxFko45wzSgqecHYIcKZq0x8iUmx7w4lvws0b+RNtzpKYFJ1W65TO3pvoQrc6djRQI kzJv2rVqNi7RGzMcnWEpOA4I1/ZmjGDjoFH378bwspR8r6K1ir1hYFkpiQ9/kzJbf5bNuDQwokA BPexe6B5TsphMpU4dGz7MJvB302Bw+j6DC9qTua3BTrQADk4voYDMEUnLKM9iSSL9bwJdaSTHA4 a4tBfDA2VwaW9nsGTv/xws2NRkR5pPl+Ku7w9Hr9e1QnnkBwLVT26HgKbih40SuTvGu4PrC4dTK LoV+ZiA0C27dxdNxfdpngyJwHhIvT356nvqyWEsKE6Ra4RwgvTRpCNfiqEoWGYvKkf/C3KB3CjN i0TTRtBgHQ9xUsbxoIkM9LIOMm02xWRoIXNsedA02QSZSUPzt8eS934oe2qMDEfNJ8vU6ujy6SQ kIRwYGACFcCR9/Sk33w== X-Proofpoint-GUID: JZDMdcukmu4OABPovGqW4OoOE1j_BKE_ X-Proofpoint-Spam-Info: AW1haW4tMjYxMDA5MDAyOCBTYWx0ZWRfX5GhgI4J5KNUV y4DuqUCzuajXcqwGim3ZtQrFXRnwYfXzhXxRFnUnNPLk32TUsGI7tjqIZglv47zNdRAwyPyETtW AqN66Op+odYVvDa6d1xOKi85WZsqM9k= 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=2026-10-09_02,2026-10-08_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 impostorscore=0 phishscore=0 lowpriorityscore=0 spamscore=0 bulkscore=0 adultscore=0 clxscore=1015 suspectscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2610020000 definitions=main-2610090028 On 8/27/2026 11:29 PM, Praveen Talari wrote: [...] > @@ -218,8 +224,13 @@ static int qcom_geni_i2c_conf(struct geni_se *se, unsigned long freq) > struct geni_i2c_dev *gi2c = dev_get_drvdata(se->dev); > const struct geni_i2c_clk_fld *itr = gi2c->clk_fld; > u32 val; > + int ret; > + > + ret = dev_pm_opp_set_rate(se->dev, itr->src_clk_freq); > + if (ret) > + return ret; > > - writel_relaxed(0, gi2c->se.base + SE_GENI_CLK_SEL); > + writel_relaxed(itr->src_indx, gi2c->se.base + SE_GENI_CLK_SEL); > > val = (itr->clk_div << CLK_DIV_SHFT) | SER_CLK_EN; > writel_relaxed(val, gi2c->se.base + GENI_SER_M_CLK_CFG); > @@ -1228,6 +1239,8 @@ static int __maybe_unused geni_i2c_runtime_suspend(struct device *dev) > } > } > > + dev_pm_opp_set_rate(dev, 0); > + return capture and return it else it's always success here. > return 0; > } > > @@ -1236,6 +1249,12 @@ static int __maybe_unused geni_i2c_runtime_resume(struct device *dev)[...]