From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f44.google.com (mail-io1-f44.google.com [209.85.166.44]) (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 8519017BB08 for ; Fri, 26 Jul 2024 12:00:37 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.44 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721995239; cv=none; b=KEOJtLESDCk68eQsgyFsBghpLmlIzLkicQ92QZ8QsozUxyJd30tBWS1YSgurfXZ7Lln8bY8jKAmx6F/8mtwuQgQN7ezxoQrAc+LUKadiG5Q/ZeUyrEGpBxwogciE9I39XQND2aJvqjsjciGcvx5HAUlSUpGWb1Sj+dYafH/eBE8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1721995239; c=relaxed/simple; bh=t3NW53ZkPecb65g7j6b0wRbYmlTbwnDzeBcUWc6cKiA=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=sKNjwA04dAr5usjluhGzPGPTT7x5DkGj2wiE8b5VeQ78CYFdTKtkc09dQCTcNyjWm2OfdvZ5btR+SwsxQRtnY19yfgpEHL8Am/A01+kKQqanEd+crlr4EwcN7vSvKjDn9zASrbH/nJI/NEsp9HdWmmqsD4YTNnD7mNh74HSqKqs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org; spf=pass smtp.mailfrom=linaro.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b=HuZlufqB; arc=none smtp.client-ip=209.85.166.44 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linaro.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linaro.org Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linaro.org header.i=@linaro.org header.b="HuZlufqB" Received: by mail-io1-f44.google.com with SMTP id ca18e2360f4ac-81f921c40f2so9523739f.0 for ; Fri, 26 Jul 2024 05:00:37 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; t=1721995236; x=1722600036; darn=vger.kernel.org; h=in-reply-to:content-transfer-encoding:content-disposition :mime-version:references:message-id:subject:cc:to:from:date:from:to :cc:subject:date:message-id:reply-to; bh=EPFRRW8AIlKuxP8Q7EZWY4b5/1cZ7kF3YNc7kBeCMNA=; b=HuZlufqBGFtw5tz/HtAUy969P3ORfDrEf4aXeT6Lbmre3BuoKNM/hpUGZGKgpVNw2y wklD9Bqi6jEGxv+g0qcBqbgAanr0FXJH/9i3Q9Dq4WJxDJHJIyvjEH84BZdOE8FCB0QJ U9LyRQT74gisK1+hEEjRnxFkEzbG8jfyRCKoKGVlnyJstNkjY9Xda3YV+VVWfJHUS+my 4RlpQFpt4ClhjjBZ+O1no0SsOOJrZFDrMVMUMbdowyyZC4kXSKAUEWgt7UummJRyZpit nelCah4mh/Pt4qomvrJCBNNKp2RUKibjW0mhO34WR3nMqn+knFzuggwpdrdBjGO84MHF 24gg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1721995236; x=1722600036; h=in-reply-to:content-transfer-encoding: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=EPFRRW8AIlKuxP8Q7EZWY4b5/1cZ7kF3YNc7kBeCMNA=; b=eAYZwEcalGo/4rb6sDAqWhAMhXQLyXpppwwF7aZSA/MHEpDpkFPUZ2b85usZZ6sobf hPszKITlawYMPRjSjYt394TvJerfpopEI/sPj2LbsqdViY+raNR6biQArcH8TJbw/69U RAQK/F1QssjsBoKuXJbokFWD+HZ4sJWzZTf3eK0c2iallUrH4PCj52bhNwy2wv2fXYU+ jAZmWRvy5Vt7cTjxlLUlaZgvEamEVI9uqw1dmfSrkTnn45XTFbpVqFHMivfInrOM3cxn OKvBo7qQgIhfgF/GWWHlumeJ24672ri0UaC105mmKFwKp8/rf+af/cwfAIws/suMuUSh n/ew== X-Forwarded-Encrypted: i=1; AJvYcCWdb3pVoiIFVRrfRTqICKdYiikw/Ss1mcLbdvG8GTC0zJ2MDR0uXs45KETyid1lCMyMviL3qfC6CqNTvkCxo4LOG1rB/5+vpNJoLHT2pw== X-Gm-Message-State: AOJu0YzIQEacHBCTsewH2xfsjEslXZDSO9Oc0rIm+0oqrCmYrDlcVIMR GpLd1JyGwxW0l8Is8Y0nd0KVjJVsw++/8fCPGN2ALiUarHHeQeU4qUV6JcmygQ== X-Google-Smtp-Source: AGHT+IGF1Vy8+vSXqTOa6id6FOH6iP3wriAe5OvwBBfxhoWQnfblL/Mji+X+LUi4afRVv7DXfGZn1w== X-Received: by 2002:a05:6602:6d8e:b0:803:85ba:3cf9 with SMTP id ca18e2360f4ac-81f7e43ed89mr685325739f.10.1721995235684; Fri, 26 Jul 2024 05:00:35 -0700 (PDT) Received: from thinkpad ([2409:40f4:201d:928a:9e8:14a5:7572:42b6]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-70ead72bd1esm2623180b3a.96.2024.07.26.05.00.32 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 26 Jul 2024 05:00:35 -0700 (PDT) Date: Fri, 26 Jul 2024 17:30:29 +0530 From: Manivannan Sadhasivam To: Abel Vesa Cc: Lorenzo Pieralisi , Krzysztof =?utf-8?Q?Wilczy=C5=84ski?= , Rob Herring , Bjorn Helgaas , Johan Hovold , Krzysztof =?utf-8?Q?Wilczy=C5=84ski?= , linux-arm-msm@vger.kernel.org, linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] PCI: qcom: Disable ASPM L0s on x1e801800 Message-ID: <20240726120029.GH2628@thinkpad> References: <20240726-x1e80100-pcie-disable-l0s-v1-1-8291e133a534@linaro.org> Precedence: bulk X-Mailing-List: linux-arm-msm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20240726-x1e80100-pcie-disable-l0s-v1-1-8291e133a534@linaro.org> On Fri, Jul 26, 2024 at 09:54:13AM +0300, Abel Vesa wrote: > Confirmed by Qualcomm that the L0s should be disabled on this platform > as well. So use the sc8280xp config instead. > What are the implications of not disabling L0s? Is it not supported on this platform or the PHY sequence doesn't support L0s? Please add these info in commit message. - Mani > Fixes: 6d0c39324c5f ("PCI: qcom: Add X1E80100 PCIe support") > Signed-off-by: Abel Vesa > --- > drivers/pci/controller/dwc/pcie-qcom.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/pci/controller/dwc/pcie-qcom.c b/drivers/pci/controller/dwc/pcie-qcom.c > index 0180edf3310e..04fe624b49c1 100644 > --- a/drivers/pci/controller/dwc/pcie-qcom.c > +++ b/drivers/pci/controller/dwc/pcie-qcom.c > @@ -1739,7 +1739,7 @@ static const struct of_device_id qcom_pcie_match[] = { > { .compatible = "qcom,pcie-sm8450-pcie0", .data = &cfg_1_9_0 }, > { .compatible = "qcom,pcie-sm8450-pcie1", .data = &cfg_1_9_0 }, > { .compatible = "qcom,pcie-sm8550", .data = &cfg_1_9_0 }, > - { .compatible = "qcom,pcie-x1e80100", .data = &cfg_1_9_0 }, > + { .compatible = "qcom,pcie-x1e80100", .data = &cfg_sc8280xp }, > { } > }; > > > --- > base-commit: 864b1099d16fc7e332c3ad7823058c65f890486c > change-id: 20240725-x1e80100-pcie-disable-l0s-548a2f316eec > > Best regards, > -- > Abel Vesa > -- மணிவண்ணன் சதாசிவம்