From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pf1-f174.google.com (mail-pf1-f174.google.com [209.85.210.174]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 48987B65C; Tue, 5 Nov 2024 00:32:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.210.174 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730766739; cv=none; b=aUAjZtF0tpcGjoykHawdMlJZgEQCvyiT4Hy2pK2Eo7DW8+ymD6lRElW6OWfyYLIMdalEhwYLbc0PZhrqfIpRKK04asGQA1Q9VWnQjim6aGrsn2kEoE2ecIIQjhQu9iPr+NpqPltXkjPJvfK4YVrGljcghTXBdfaiTgXGvWNb7gE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730766739; c=relaxed/simple; bh=BJoeVM64nHvQI9nb+JQ4yzqQafTXnoxlqLEr+k9ifSw=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=QsOJQA+yQD/lD/l+uNZ/O659QZoACuEgJsLmgpV7espN0KHNB9noR456gry04e80oyUUBFdOXRXeDz7PFGer8/pQaO4bEj2N29p+Oe/MSTJx8Xmy/KEVPMPPiZaK7ROfPUmUc3wBd+7Gop88KIe0XManyRpdkdaGXxBKExNQ3cg= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.com; spf=pass smtp.mailfrom=gmail.com; arc=none smtp.client-ip=209.85.210.174 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Received: by mail-pf1-f174.google.com with SMTP id d2e1a72fcca58-720aa3dbda5so3515757b3a.1; Mon, 04 Nov 2024 16:32:17 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1730766736; x=1731371536; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=sVFKOV2U1tZu5ariNJuZSEYQCGwrXBb6JURzVqRRFIg=; b=nABZ2wlwsdwMrwLRF2G8IjYhWxPA743vCBuxVFkzr0c1VroTtTcQeF0KIWyhFJcSlU KQOJwKR02I/RY/YOniv4MQe6pLSFdxRFWtp588N97ft3cliKzk1Zfw8bVmobClAbwu0S tWHxXl8/2NV6VORs91TjN699icOQmDYTTwzaJu/4ruNxeFZCcFzmcUg9+SnV7Wdrvc9+ nZUtwsfoO4EPukBEb01KSGsE6Sz4L0ZRtMOm4h+OIAsbEJCLzbz5ygXtM1gz0tsL9HYq qhq6VEu79yKAPvlAEBObR2Q+AIjUGu4/u7b3lqHrXvUvkTIz0Z4VX3QFrjkZV6VHah6n xXTQ== X-Forwarded-Encrypted: i=1; AJvYcCVR1CXbMAVM8olXQmryldLOOCCtSuWJaWw/tGmXglKtxxZaIgASYXtXhjUqzJM64EsXKbud5mg7ztEa@vger.kernel.org, AJvYcCWQeF3YI63MbYcAp7G+Fn46OP3Tmg5qtat27e5mn/C/f/+W2CAq4N8CeFC/bfE+Mlbv8E422N25RGVYxcg=@vger.kernel.org X-Gm-Message-State: AOJu0YwXc4oag4YpFrEeUM7v0seVDJ7+5xR+JMvdviDP8RUeJZMBkIiF SZwT3rTzdYYKHdLNN8xmDLF+l2Bk9KGmt5LZoQWjB6zBEVtMaO6FgGgUA0CO X-Google-Smtp-Source: AGHT+IFe7Zrh53Gk5JMJVfagTghIwtCaFVjaPXkfpfyJUjZgVj71OYdbph2ie1Xr9Hoazgv2NdD2ow== X-Received: by 2002:a05:6a00:2e93:b0:71e:41b3:a56b with SMTP id d2e1a72fcca58-720ab4c5d9bmr28160923b3a.24.1730766736559; Mon, 04 Nov 2024 16:32:16 -0800 (PST) Received: from localhost (fpd11144dd.ap.nuro.jp. [209.17.68.221]) by smtp.gmail.com with ESMTPSA id 41be03b00d2f7-7ee45a002d4sm7821587a12.70.2024.11.04.16.32.15 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 04 Nov 2024 16:32:16 -0800 (PST) Date: Tue, 5 Nov 2024 09:32:14 +0900 From: Krzysztof =?utf-8?Q?Wilczy=C5=84ski?= To: Bjorn Helgaas Cc: manivannan.sadhasivam@linaro.org, Bjorn Helgaas , Bartosz Golaszewski , linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, Dmitry Baryshkov , Johan Hovold , Abel Vesa , Stephan Gerhold , Srinivas Kandagatla , Bjorn Andersson , stable+noautosel@kernel.org Subject: Re: [PATCH 0/5] PCI/pwrctl: Ensure that the pwrctl drivers are probed before PCI client drivers Message-ID: <20241105003214.GA1614659@rocinante> References: <20241103203107.GA237624@rocinante> <20241105001206.GA1447985@bhelgaas> Precedence: bulk X-Mailing-List: linux-pci@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20241105001206.GA1447985@bhelgaas> Hello, > > > This series reworks the PCI/pwrctl integration to ensure that the pwrctl drivers > > > are always probed before the PCI client drivers. This series addresses a race > > > condition when both pwrctl and pwrctl/pwrseq drivers probe parallely (even when > > > the later one probes last). One such issue was reported for the Qcom X13s > > > platform with WLAN module and fixed with 'commit a9aaf1ff88a8 ("power: > > > sequencing: request the WLAN enable GPIO as-is")'. > > > > > > Though the issue was fixed with a hack in the pwrseq driver, it was clear that > > > the issue is applicable to all pwrctl drivers. Hence, this series tries to > > > address the issue in the PCI/pwrctl integration. > > > > Applied to bwctrl, thank you! > > Should be pci/pwrctl. bwctrl (bandwidth control) and pwrctl (power > control) are quite different despite the confusingly similar names. Correct. I moved patches to the correct branch. Sorry about that! Krzysztof