From nobody Mon Feb 9 21:00:04 2026 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 957382D7D42 for ; Fri, 2 Jan 2026 09:43:39 +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=1767347021; cv=none; b=sV6aWc7vWabgY87K4LiRw+IqE+hak4/MVumBr5xgvKRU8AYNYBj1tWIfTQAtY+/1Lv6ORGdTKaR2E9R4AgURU3UEcuMoNXKQGBPZOkejNKVndhBDhblizTGQXPDsWneubHCUWDA8YWL0Ys/Zx1icudvBlHASr6q4TFZZNxNZZv8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767347021; c=relaxed/simple; bh=NSkQnKJcfadz3AF6tccNlZKti0/dp5ZM6ojEWXzzpxc=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=dgkJXkeXzbmYdCRfeg5ntE1Q97j23e9DmdostEk3jALuHuzQ97pIGZetcnAfW1BSl5JAT3KokdpUd4lN81QkNRGbti6YQDIrd4Bm2vypIOD615Rv/Y/zegnYDLzHfO3uNmgfOm7yKWCUIOl/1VModxF5mb7WwQ7vpIP7ucXvEoU= 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=Glm26REU; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b=LXPjEdA1; 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="Glm26REU"; dkim=pass (2048-bit key) header.d=oss.qualcomm.com header.i=@oss.qualcomm.com header.b="LXPjEdA1" Received: from pps.filterd (m0279866.ppops.net [127.0.0.1]) by mx0a-0031df01.pphosted.com (8.18.1.11/8.18.1.11) with ESMTP id 6029W1kP010335 for ; Fri, 2 Jan 2026 09:43:38 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= a6B0Mr1Iv6eduvsLfOaq+Q/gOOfWzJbBtPGlP1TnbnQ=; b=Glm26REUyfy9oAF+ o6hgIAVw3mnpInprMfXYqpaU4AQJ4+e9jizt2N6QVAZ7sSdcCu7JpRZlyPP4E6Xd /+ik4CuLKddfAx5CPRszlPwLw79lo6t9744SB+4oR+PDNKzSFoR0YX4KkdtoYI9j qZ5gTkcCWB6JIR+hogFdWboLUFQSJNjFv7gZu6KQCdEVtAu01Q/S50n3aQ8JPnMN b+kVqeWO7Q8JBr9yWHosTUDsJvVAsyRv7KTT3mLUISGm/Hw6FpHgJbE9+NrHGD6f EfrNZHNI3BaapJvEcoiK9ugDdsVZFEg7LHd/qC2FrJghN34JssMUcb6y081gLQdo Xu9uLw== Received: from mail-pl1-f200.google.com (mail-pl1-f200.google.com [209.85.214.200]) by mx0a-0031df01.pphosted.com (PPS) with ESMTPS id 4bcw5e4a1b-1 (version=TLSv1.3 cipher=TLS_AES_128_GCM_SHA256 bits=128 verify=NOT) for ; Fri, 02 Jan 2026 09:43:38 +0000 (GMT) Received: by mail-pl1-f200.google.com with SMTP id d9443c01a7336-29f13989cd3so356618565ad.1 for ; Fri, 02 Jan 2026 01:43:38 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oss.qualcomm.com; s=google; t=1767347018; x=1767951818; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=a6B0Mr1Iv6eduvsLfOaq+Q/gOOfWzJbBtPGlP1TnbnQ=; b=LXPjEdA1ZCxtICmBBUBjXQgeo255LD9If4c5mokQ2/BMnFsdHDhyw7wwpPt/e/dxLp OujmWMOTVZH3WtokBRe7+I3k9n5xImWxNdAsRGFAAPYcZHcYHr5qmuKQLJgGFmWe9Nss ROhw/AbtResIpM6TCO4sbbl4RCBj6Dlx6dCIbO/cToyPZ3K5mApa0XC+A2roc8cxxWmy haSNm6OYlqSk1KMWxk6x9i7BNIkSK72HAm3Eww/ef+AEn3MHytwImatH09MIK7fiZuNU 2+bFUii/9Q1wMK+2LSibxan3C3cJc1lDSc45cFYEcuSCvefdxoxcbQelx97/5ciCZW6V jNVw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1767347018; x=1767951818; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-gg:x-gm-message-state:from:to :cc:subject:date:message-id:reply-to; bh=a6B0Mr1Iv6eduvsLfOaq+Q/gOOfWzJbBtPGlP1TnbnQ=; b=HI/foEWXZRJA14ADPuwORG/nlnc45KSgDXK331PNNwA305/RM8AR8dXxtDnFTdrKZ2 U9CtdibpfvqV/5REC24sTMODKRxpiVHUJKB935kd8SdrJNhYu/PswwfDPjNcT37kITem 3J0PWYeDptQBDmYwArQ2ti9OxdSdQf1rdrOmE21DEzCHA/LYg2d3VGKbjQW7gmUhsBqs 8pL60nypqR0QwhvH3TDS9ZwkRFss6KRu9nmfg0i+puwYAu02CjBgmIo56LOyel+njW4g uQ1vY1I0S7DIxtsFc+oIaz5WLJA4v+uqpt1qjIkkpVjV02G0JNsuGgqt3T6as56FahUt hvoA== X-Forwarded-Encrypted: i=1; AJvYcCX1kh7FMl50X+AKd7XShKZ1zunJvwAZNrUayYP5ESTen0vaxFPQYGu6wRrE7HB2oEne7xE8/9iTtQpIuCM=@vger.kernel.org X-Gm-Message-State: AOJu0YypNOiIzyyNrZ6cs5iBNRQwA5vIKZC/hwX9SOWYOm/oVmi41eHK N6V+YFEFCg4xGYd+D2SuLDvjsNB/lKoElhdqwPzC61dzCarpPWvKh6fERjh6KGHClMI8Rdn49Aq Zoj2fRy3FkE1AX3PYBgFqds5UhxXlCfAyX6lnGDqgfJW9mx437zQ7e7wMS0GdmrD0N34= X-Gm-Gg: AY/fxX4b+y7cm1LDRP6peqh3SFchB1Yn4rVzAptzEQCBE7Vz1wg/9EMXS1WxKpjlKwS DTs7F+ZWOJDAgjKamNPkPTdQK7gcHBxyfGG3iNwRxMxJzoGpTS8aE2MQ/QPPHtNEq2fTpfKlUuP sV3zDOFgilCX6dhJsmRj40orodrN5AIIoUc4Xm2N47qaCcIRJGXjdLUEd2hYm9sR5UrBnGuvLWR uUA1gwIAaN50xQNoDamL2morWm7/aObjLnT3YXvd3b4z6vh1zOFz9Q1pbnd/q6wyLymxSqPnKuG jkDoL/0jctQca8rTYJol7CYsulk5sVAQ0UUUx5wqU271wmlOds3R46n7LeFl5kkm+P4+OyS2ZXp cuepxcykQGEgeerEuuESlnUHIx34PywSKxvo8lyfk3k6w X-Received: by 2002:a17:903:19e6:b0:295:96bc:8699 with SMTP id d9443c01a7336-2a2f222bc5fmr447730975ad.20.1767347018116; Fri, 02 Jan 2026 01:43:38 -0800 (PST) X-Google-Smtp-Source: AGHT+IH/KTc9e40CfrkuA0sDQKGRGgRN1IJNNLflSBZ50gGpN7B4a7iFbpOPyYm5WRjRBzLPJY6AxA== X-Received: by 2002:a17:903:19e6:b0:295:96bc:8699 with SMTP id d9443c01a7336-2a2f222bc5fmr447730795ad.20.1767347017661; Fri, 02 Jan 2026 01:43:37 -0800 (PST) Received: from hu-krichai-hyd.qualcomm.com ([202.46.23.25]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2a2f3c66829sm376154255ad.10.2026.01.02.01.43.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 02 Jan 2026 01:43:37 -0800 (PST) From: Krishna Chaitanya Chundru Date: Fri, 02 Jan 2026 15:13:03 +0530 Subject: [PATCH 3/7] clk: qcom: gcc-sm8750: Do not turn off PCIe GDSCs during gdsc_disable() Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20260102-pci_gdsc_fix-v1-3-b17ed3d175bc@oss.qualcomm.com> References: <20260102-pci_gdsc_fix-v1-0-b17ed3d175bc@oss.qualcomm.com> In-Reply-To: <20260102-pci_gdsc_fix-v1-0-b17ed3d175bc@oss.qualcomm.com> To: Bjorn Andersson , Michael Turquette , Stephen Boyd , Taniya Das , Konrad Dybcio , Bartosz Golaszewski , Shazad Hussain , Sibi Sankar , Bryan O'Donoghue , Melody Olvera , Dmitry Baryshkov , Taniya Das , Dmitry Baryshkov , Konrad Dybcio , Imran Shaik , Abel Vesa , Abel Vesa Cc: linux-arm-msm@vger.kernel.org, linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org, Rajendra Nayak , manivannan.sadhasivam@oss.qualcomm.com, Krishna Chaitanya Chundru , stable@vger.kernel.org X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1767346994; l=1176; i=krishna.chundru@oss.qualcomm.com; s=20230907; h=from:subject:message-id; bh=NSkQnKJcfadz3AF6tccNlZKti0/dp5ZM6ojEWXzzpxc=; b=HV/XpdIiv2DoZjDrSjFt71b7G5uTUfB364AH7QNl/EwI6irz9v+3eSIUJ/GdoIf2tUL9wW87W eb6fTQEhKjzCWQEr7eLXKsSRlfzsBsDHsrva7NmKOu3s4CIDnHAdsTm X-Developer-Key: i=krishna.chundru@oss.qualcomm.com; a=ed25519; pk=10CL2pdAKFyzyOHbfSWHCD0X0my7CXxj8gJScmn1FAg= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMTAyMDA4NiBTYWx0ZWRfX8m+sOMuFVpIz RaX32p3WeIKp0V3kpJtVK0eOngIir7sPHcKnXofqRXT733SD7zGyZyxlmkXgJdCzQgqzYNci0D5 NieCfiIv+J3a4YyZO+iu1L+M/BE5bMRe4KyjG/RKZU+ETIQpgS/GWkYEN1eM5Gd8pLAn+R1DKPH o46mE0zuCERLT++Lu5wLqbbpzM7DDGrAbAE291GxwacdekwsdYZr2uIORUlqQK3Dt4v5bMop5wT 1tvuVTXuv6h9dq/qldJ9daO4DFoKCL3xtYCpIgziKatkQEsregRSPWDiCV6zK+sbIz7zeN5tyTZ 952Ofs/wFN9+WBb5nBhvM4C18nuZE+AMuowt4+newBcVIa/DTUPG2TPnB8Sdm+YLR4KZv0Yt+Pe WDAqeZScE0G2ILgokbrijQKbdCQZzs7aqkevEXXTHq19SvayXTDqrJcAvXow2jzWuTdYk09/1WL CQqyra2r3jXaK36RxaQ== X-Proofpoint-GUID: 7KdKXGXr_5i1GOjAo-HU6oMaI1Bq97BZ X-Proofpoint-ORIG-GUID: 7KdKXGXr_5i1GOjAo-HU6oMaI1Bq97BZ X-Authority-Analysis: v=2.4 cv=Mdxhep/f c=1 sm=1 tr=0 ts=6957934a cx=c_pps a=IZJwPbhc+fLeJZngyXXI0A==:117 a=ZePRamnt/+rB5gQjfz0u9A==:17 a=IkcTkHD0fZMA:10 a=vUbySO9Y5rIA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=VwQbUJbxAAAA:8 a=EUspDBNiAAAA:8 a=ByFm4HHrRE6C6VNyrcUA:9 a=QEXdDO2ut3YA:10 a=uG9DUKGECoFWVXl0Dc02:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1121,Hydra:6.1.9,FMLib:17.12.100.49 definitions=2026-01-01_07,2025-12-31_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 impostorscore=0 adultscore=0 spamscore=0 lowpriorityscore=0 malwarescore=0 phishscore=0 priorityscore=1501 bulkscore=0 suspectscore=0 clxscore=1015 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2512120000 definitions=main-2601020086 With PWRSTS_OFF_ON, PCIe GDSCs are turned off during gdsc_disable(). This can happen during scenarios such as system suspend and breaks the resume of PCIe controllers from suspend. So use PWRSTS_RET_ON to indicate the GDSC driver to not turn off the GDSCs during gdsc_disable() and allow the hardware to transition the GDSCs to retention when the parent domain enters low power state during system suspend. Fixes: 3267c774f3ff ("clk: qcom: Add support for GCC on SM8750") Cc: stable@vger.kernel.org Signed-off-by: Krishna Chaitanya Chundru --- drivers/clk/qcom/gcc-sm8750.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/clk/qcom/gcc-sm8750.c b/drivers/clk/qcom/gcc-sm8750.c index db81569dd4b17de1c70ab5058d4ea186e08ce09e..ef072e6e4d9aeac5bf24116407e= c75aad290a571 100644 --- a/drivers/clk/qcom/gcc-sm8750.c +++ b/drivers/clk/qcom/gcc-sm8750.c @@ -2891,7 +2891,7 @@ static struct gdsc gcc_pcie_0_gdsc =3D { .pd =3D { .name =3D "gcc_pcie_0_gdsc", }, - .pwrsts =3D PWRSTS_OFF_ON, + .pwrsts =3D PWRSTS_RET_ON, .flags =3D POLL_CFG_GDSCR | RETAIN_FF_ENABLE | VOTABLE, }; =20 --=20 2.34.1