From patchwork Mon Feb 12 16:50:42 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Johan Hovold X-Patchwork-Id: 13553665 X-Patchwork-Delegate: kw@linux.com Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 9723D3D996; Mon, 12 Feb 2024 16:53:39 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707756819; cv=none; b=XCdlHDIyKMnbFwFlelDuLCAimX83J3ZAQQGhQfpxZ6kRL+tXFVyEGHkvpBqnYuXQx2R36TTOAla5X1sWpczHRFpI33qeEpUoh5CTcMZ1Q8qg+Zb4OdoVj5GfljjQZScVThxJmAInzObXoAiksBWqVCJ1fqmVRrtONwForKhtrwo= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1707756819; c=relaxed/simple; bh=nc3KMv6LaxhZJZMcRLz/F3lbKNxPeRWIM/UQNUFhBwo=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=A/Qpxm+PCN0D7/CnolXMmdGdNhj8wbSx6ThI4qbRMJlhLkJ8RK7GrNu1U/Rl+ROahTucW3cNkSm5ZsTqw7G9Yob6eDw4U7aaQNXYK+lHQzxgrzcRJ1G/nWhhLzSIBEO5doqyTtijQt5e8V/GTj6QXkIRjt8gWQUQL7+2ci97Zkc= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=p8rGL4pv; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="p8rGL4pv" Received: by smtp.kernel.org (Postfix) with ESMTPSA id DDBF1C32781; Mon, 12 Feb 2024 16:53:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1707756818; bh=nc3KMv6LaxhZJZMcRLz/F3lbKNxPeRWIM/UQNUFhBwo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=p8rGL4pvSvJ8SJXhzR6YZt4uxpFW2O6EKr/IfVHspDA6tIcbJiTJkUU3+xp0RmEVM YX/rEdOmlQbCoxEOpN3zcbnDtwF6NKzych7w9+JDth73pWQdZiEQV9n5wuyM8LTxHT HmKIhddBIRGWm16YTuw1GfFRvit6ch806/mWpcBk3lF5NjbhzwBc44So/YJy+pu09r hddkBd+sPF7dJR76fOMHh4PECQYNrGuYPqoj11F5EOAUqDDcJrcA+qIGO32P7zEBY+ G5MWve+W9ziqS6B391s1ScXfw1ivWxxichFfAi+uBdS2uQNLpfTd76uOxFzfiBZ2mW /dXCBhAp8neDg== Received: from johan by xi.lan with local (Exim 4.97.1) (envelope-from ) id 1rZZZ2-000000007NF-4AyO; Mon, 12 Feb 2024 17:53:53 +0100 From: Johan Hovold To: Bjorn Andersson , Bjorn Helgaas Cc: Konrad Dybcio , Lorenzo Pieralisi , =?utf-8?q?Krzysztof_Wilczy=C5=84?= =?utf-8?q?ski?= , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Manivannan Sadhasivam , linux-arm-msm@vger.kernel.org, linux-pci@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Johan Hovold Subject: [RFC 09/10] arm64: dts: qcom: sc8280xp-crd: disable ASPM L0s for NVMe Date: Mon, 12 Feb 2024 17:50:42 +0100 Message-ID: <20240212165043.26961-10-johan+linaro@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240212165043.26961-1-johan+linaro@kernel.org> References: <20240212165043.26961-1-johan+linaro@kernel.org> Precedence: bulk X-Mailing-List: linux-pci@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Enabling ASPM L0s on the CRD results in a large amount of Correctable Errors (Timeout) when accessing the NVMe controller so disable it for now. Fixes: 9f4f3dfad8cf ("PCI: qcom: Enable ASPM for platforms supporting 1.9.0 ops") Signed-off-by: Johan Hovold --- arch/arm64/boot/dts/qcom/sc8280xp-crd.dts | 2 ++ 1 file changed, 2 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts b/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts index 8c1fccf8847a..a428ba624ce1 100644 --- a/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts +++ b/arch/arm64/boot/dts/qcom/sc8280xp-crd.dts @@ -525,6 +525,8 @@ keyboard@68 { }; &pcie2a { + aspm-no-l0s; + perst-gpios = <&tlmm 143 GPIO_ACTIVE_LOW>; wake-gpios = <&tlmm 145 GPIO_ACTIVE_LOW>;