From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mx0a-0031df01.pphosted.com (mx0a-0031df01.pphosted.com [205.220.168.131]) (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 A74263C4B68 for ; Wed, 14 Oct 2026 14:36:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=205.220.168.131 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791988604; cv=none; b=lB+ddSYzyjP7/tiqUNGaJh21/l4wDeZhePsuW2dnoAKB7T60Ac3teNHtHL9FfnVUTnUpZyf7vWak15NmIwmhpS4sF6+gXYfMNXv2Q3A29jtZsT3WgYiDVSRhurFNwkVDr2N+wtWtKb33Wznf2wr+JhLvWCkeAzylwwsBJckujjE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791988604; c=relaxed/simple; bh=vcKFUlMHhzb4aWhwKFgdD+usZHVbdciqtOJ1LMttT9U=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=SAkJ4hbS0zTFVdOyPDMLx3t1SOTBQKLdvxYEjoijJa222fSMTMrojiZMkt9r1hvsj/YIu24v1tTm8AOMQKdIipTLWkewdhDkgCZ/X3gKKw/OkDiNehG09W1YxHiAFsyG7fQuq2YvtJVsvPg2+BZ4HCg8cag6wMaE0PU/EnONyKw= 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=MGrn/8JY; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b=NgEv+Ipa; arc=none smtp.client-ip=205.220.168.131 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="MGrn/8JY"; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b="NgEv+Ipa" Received: from pps.filterd (m0279864.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 69EAJnQY806685 for ; Wed, 14 Oct 2026 14:36:42 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= IB/8dXjwtfDGBb987xwDsU6P3iiH/jaR6oo/R8A+4R8=; b=MGrn/8JY+3+qM2Gp T6czweznP6UkfQEiIZ2PHZWPsTiKPScMY/h53E2AuZVqUsuJOGuqwfL1bMO+1pP9 YFzowEAcrVf1+p8KfYLhe41CFdR6Ff2wM3daFNRx6dEIQEYDLpqsmQm3eEF5V/lX 8R3GwYVoe3AopBWl3i7U8DlBhRHL4zPjiwdzwG4J9MC11QmFFFi6hmKBoujoMaBL idQcLCjzHKVmHErLw46/7mLBWXvurW0puBpr2S85j0ot7F3ZFONo5wJBx8pHUMlB ymTWbND1uofE73G4gm4Unk5Lmy4eWD/oh9XZQz2xFOwLWFhw48VfElZMVGukx6XI rUSbaw== Received: from mail-qk1-f200.google.com (mail-qk1-f200.google.com [209.85.222.200]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 4h9ud6bxx6-1 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT) for ; Wed, 14 Oct 2026 14:36:41 +0000 (GMT) Received: by mail-qk1-f200.google.com with SMTP id af79cd13be357-93edac58b24so53896885a.0 for ; Wed, 14 Oct 2026 07:36:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oss.qualcomm.com; s=google; t=1791988601; x=1792593401; 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=IB/8dXjwtfDGBb987xwDsU6P3iiH/jaR6oo/R8A+4R8=; b=NgEv+IpasRED2O6Gu/wto8IJGjaCDmHLpKaHIWjJYIt1Uwx4MYkR1QETqb5RjP4rVL zJINPf9CNU3nMF/BCA8enR1V4NMHu8T5z3AgxcyPLXW/lvb4GC+iO8D+g7KlRKn3FnI5 gNbA6B7yssaMo32xZDWpTVRcqdMCW/x3LEivmWVFsfhhTUmwvy0TjJ/OR6BrsWhz0ZmH BJmXwNzFCB3J7Pmz9U4atanD7S4/jLCfD4gn2kP7f35sn6nCC7I4r5rPSpRdUxqo8ysj VzURZlpVZf4Fq4w81tN8bh6BGA5+yEjlxPWfvOCWf46o8bYxAGJCN3bhj5mEebf2D4G9 GHhA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1791988601; x=1792593401; 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=IB/8dXjwtfDGBb987xwDsU6P3iiH/jaR6oo/R8A+4R8=; b=hc6C9p0ht+zjbEUHDeEFS1N5K5ZqMU5FUiYtn+yNRJHEAD31auxHI4y7nczhRQEu/h aYNriKKsOHUlfGEfVOCXqTEBSs+t30fmphsyU5ViyOEfIK6eIQzkWHun0n4dthcjSuQz PSZzxGKj61aT5eD+tFMT+SBfxb5gcixTJiU/i9V10CQGYGwkdXJnKSlpgAFWDcZsThsn XfDAQxvdzKla2mHxu4S0OUwWEas288XnYZRmnGIELsVvTr9/xcC4Q1KtAkU8CTJKL71y n8RaHqeQuWOjOdOPOvQ9Sef2ZfTJSKvLLr1FkArqAUXhCTo0FpkWWvFmiAPzWC0BTqrZ 7YQw== X-Forwarded-Encrypted: i=1; AKwUvBwm6Hz4ybgRAAIz45pq+QX/eYQYDyprVkcGnvAAzVBkZtRnG56yuptXI7Z8b2/srzUmhezXI9Okpg==@vger.kernel.org X-Gm-Message-State: AFq9FYIGf7kdZiivglmf9cSaSkcFNBH/xWZO/HjMjg0oKgkWvg41GGZ7 SNT0mUGMk9ZGqHGC6xdspb2X6Ot0FPNiXkTlDaZBXXKsjQh0bQARsIeDAFVAfmmx/Q1J0vI6vtS 9Jma0/6Tw7fb24CfyQ3VbxXUxxDZBHQSirDyJspAwXYW1VWgbLH2QUOLbK7/DLg== X-Gm-Gg: AYBFou2hzrfDMf/IfVbdkJcuH6LhXDMz/yKsQ15YM1FNYS3EkFofqO4U3VA42Md8il5 YaVv52iVJ6Z404oJthtb7Q/W6jz+jn8DqhoM+GrN8Dtc9Cwnc2+YGmVVtjAFsDgIFILKAfSJ4/R YUeysIKSdGP5GiKQ0nCcW1uEuzMMDBPF6ivfUPpErCi+WHDxhGvpfqZNUESQ+UklgGKW41MADRf VzJxQttrbpZsHbabqdEbpUp0p2z5KtmxoN50ZZ76kS4S0gy6ikONfbO9TGsrgxP6dUldaFv70Hl mikxq5t0eW2hqYfHyDxpEv1kb59TsDFRRS4VEaEvXNFENFYX+sQ2NpHsLK31IS3x7Oyd0ESUA2n Q9pWkKqmWYFviKrs/J6McGA== X-Received: by 2002:a05:620a:6498:b0:93e:e111:2771 with SMTP id af79cd13be357-93ee1112d0cmr1793496985a.2.1791988600686; Wed, 14 Oct 2026 07:36:40 -0700 (PDT) X-Received: by 2002:a05:620a:6498:b0:93e:e111:2771 with SMTP id af79cd13be357-93ee1112d0cmr1793490485a.2.1791988600134; Wed, 14 Oct 2026 07:36:40 -0700 (PDT) Received: from [192.168.226.26] ([178.235.128.140]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-c34feaf06e3sm361049766b.33.2026.10.14.07.36.35 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 14 Oct 2026 07:36:38 -0700 (PDT) Message-ID: Date: Wed, 14 Oct 2026 16:36:34 +0200 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 RFC 11/16] clk: qcom: gdsc: Make GDSC parenting optional To: Dmitry Baryshkov Cc: Konrad Dybcio , Stephen Boyd , Brian Masney , Jerome Brunet , Viresh Kumar , Nishanth Menon , "Rafael J. Wysocki" , Pavel Machek , Len Brown , Greg Kroah-Hartman , Danilo Krummrich , Johan Hovold , Ulf Hansson , Bjorn Andersson , Abel Vesa , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Neil Armstrong , Mike Tipton , Taniya Das , linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, driver-core@lists.linux.dev, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org References: <20261014-topic-qc_clk_dvfs-v1-0-3041b788e9f7@oss.qualcomm.com> <20261014-topic-qc_clk_dvfs-v1-11-3041b788e9f7@oss.qualcomm.com> <543k7ybncixqqdzyxhb3mnal4k5ethrsmutrho5yo4vcgxiddt@a5hisvaogznj> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <543k7ybncixqqdzyxhb3mnal4k5ethrsmutrho5yo4vcgxiddt@a5hisvaogznj> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-ORIG-GUID: S9wghKpmOPsI0NpKNo4_Isn3fMpiHfhD X-Proofpoint-Spam-Info: AW1haW4tMjYxMDE0MDA1NyBTYWx0ZWRfX8vxBbtTzEOVG AIHsCoh1FRRnpclxt8rpKsMpFEY83sE1c9p/0xKHMrCLBZWZA9tFVvSPS7bi2CKl5fRyLGG4RaK Hc44K4UbVa2qfLObXlXNYAjmJOkF+vk= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMDE0MDA1NyBTYWx0ZWRfX9NUR+CCvqBP5 sPSGQogN+IluyVgOqAnnWY/yyOOHuxqY/jhjC6NFrttxDmqFGjICQW73Wso/kBvToEo5w0ihejB Ekv6sK3cYwrb416tK06mKl69juTzRdMvfB5AS4hmOAGk62ZIl+HA0dvn+1RT+gjp2KLDe/uYei0 eC4H3AXV1JkNx2QXfYwk3rjv/aoYRsgGIl0VY76wWlxoDU8N75h1Czi4/5oCsifISMW3NZHYITp EWkmrC3DiMuf6aFycEtWYrdeuO9kiH+QXGBNKYCvsbnkKQxrQSfLNuasJ3fUkJAi1c8Hy5ES3Fg R1sbeKLBGN7Tuotp5vwUH9JYbQQPWi7DSQt7tmBMn2Xu8wYxQkcOUiSQEOLJ+DrlLpEoh9M8iL5 8v/bw5/43f6XxlrVI4/dMONyuQ2qJxlOHejsEFTbIB3u7wJSwMmwV39UMbM+TDm9yhJDvdxcO6p Hdgv3AZlKP2g17stctg== X-Authority-Analysis: v=2.4 cv=fJ6sTpae c=1 sm=1 tr=0 ts=6acf9379 cx=c_pps a=hnmNkyzTK/kJ09Xio7VxxA==:117 a=PRfkaYvzSr8QmIIGAkY2Sg==:17 a=IkcTkHD0fZMA:10 a=660iZSQnnn4A:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=DJpcGTmdVt4CTyJn9g5Z:22 a=EUspDBNiAAAA:8 a=JPrUV6RX21cUErznEBYA:9 a=QEXdDO2ut3YA:10 a=PEH46H7Ffwr30OY-TuGO:22 X-Proofpoint-GUID: S9wghKpmOPsI0NpKNo4_Isn3fMpiHfhD 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=2026-10-13_01,2026-10-09_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 spamscore=0 lowpriorityscore=0 malwarescore=0 suspectscore=0 adultscore=0 impostorscore=0 phishscore=0 bulkscore=0 clxscore=1015 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2610080000 definitions=main-2610140057 On 10/14/26 4:34 PM, Dmitry Baryshkov wrote: > On Wed, Oct 14, 2026 at 04:20:54PM +0200, Konrad Dybcio wrote: >> On 10/14/26 4:17 PM, Dmitry Baryshkov wrote: >>> On Wed, Oct 14, 2026 at 02:19:11PM +0200, Konrad Dybcio wrote: >>>> From: Konrad Dybcio >>>> >>>> Clock controller power-domain attachments currently become parents of all >>>> top-level GDSCs exported by that controller. This conflates resources >>>> needed to access or operate the controller with actual power-collapse >>>> hierarchy. >>>> >>>> Allow callers of gdsc_register() to suppress parents inferred from the >>>> controller device and its attached domain list. >>> >>> I think, each GDSC has a parent (in the hardware). If we don't represent >>> it in practice, we likely need to fix that. >> >> The next patch allows setting a precise set of parents instead. Perhaps >> this commit message could be improved. > > Or the commits needs to be squashed / reverted. I really don't think > that we should have a parent-less GDSC. FWIW this commit alone is a NOP. Konrad