[0/4] Qualcomm PCIe RC shutdown & reinit

Message ID	20231227-topic-8280_pcie-v1-0-095491baf9e4@linaro.org (mailing list archive)
Headers	show Received: from mail-ej1-f50.google.com (mail-ej1-f50.google.com [209.85.218.50]) (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 19886481BA for <linux-pci@vger.kernel.org>; Wed, 27 Dec 2023 22:17:35 +0000 (UTC) From: Konrad Dybcio <konrad.dybcio@linaro.org> Subject: [PATCH 0/4] Qualcomm PCIe RC shutdown & reinit Date: Wed, 27 Dec 2023 23:17:18 +0100 Message-Id: <20231227-topic-8280_pcie-v1-0-095491baf9e4@linaro.org> Precedence: bulk MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit To: Manivannan Sadhasivam <mani@kernel.org>, Bjorn Andersson <andersson@kernel.org>, Lorenzo Pieralisi <lpieralisi@kernel.org>, =?utf-8?q?Krzysztof_Wilczy?= =?utf-8?q?=C5=84ski?= <kw@linux.com>, Rob Herring <robh@kernel.org>, Bjorn Helgaas <bhelgaas@google.com>, Philipp Zabel <p.zabel@pengutronix.de>, Stanimir Varbanov <svarbanov@mm-sol.com>, Andrew Murray <amurray@thegoodpenguin.co.uk>, Vinod Koul <vkoul@kernel.org> Cc: Marijn Suijten <marijn.suijten@somainline.org>, linux-arm-msm@vger.kernel.org, linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, Konrad Dybcio <konrad.dybcio@linaro.org>, Bjorn Andersson <quic_bjorande@quicinc.com>
Series	Qualcomm PCIe RC shutdown & reinit \| expand [0/4] Qualcomm PCIe RC shutdown & reinit [1/4] PCI: qcom: Reshuffle reset logic in 2_7_0 .init [2/4] PCI: qcom: Cache last icc bandwidth [3/4] PCI: qcom: Read back PARF_LTSSM register [4/4] PCI: qcom: Implement RC shutdown/power up

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20231227-topic-8280_pcie-v1-0-095491baf9e4@linaro.org (mailing list archive)

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From: Konrad Dybcio <konrad.dybcio@linaro.org>
Subject: [PATCH 0/4] Qualcomm PCIe RC shutdown & reinit
Date: Wed, 27 Dec 2023 23:17:18 +0100
Message-Id: <20231227-topic-8280_pcie-v1-0-095491baf9e4@linaro.org>
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To: Manivannan Sadhasivam <mani@kernel.org>,
  Bjorn Andersson <andersson@kernel.org>,
  Lorenzo Pieralisi <lpieralisi@kernel.org>, =?utf-8?q?Krzysztof_Wilczy?=
	=?utf-8?q?=C5=84ski?= <kw@linux.com>,  Rob Herring <robh@kernel.org>,
 Bjorn Helgaas <bhelgaas@google.com>,  Philipp Zabel <p.zabel@pengutronix.de>,
  Stanimir Varbanov <svarbanov@mm-sol.com>,
  Andrew Murray <amurray@thegoodpenguin.co.uk>, Vinod Koul <vkoul@kernel.org>
Cc: Marijn Suijten <marijn.suijten@somainline.org>,
 linux-arm-msm@vger.kernel.org, linux-pci@vger.kernel.org,
 linux-kernel@vger.kernel.org, Konrad Dybcio <konrad.dybcio@linaro.org>,
 Bjorn Andersson <quic_bjorande@quicinc.com>

Series

Qualcomm PCIe RC shutdown & reinit | expand

Message

Konrad Dybcio Dec. 27, 2023, 10:17 p.m. UTC

This series implements shutdown & reinitialization of the PCIe RC on
system suspend. Tested on 8280-crd.

Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org>
---
Konrad Dybcio (4):
      PCI: qcom: Reshuffle reset logic in 2_7_0 .init
      PCI: qcom: Cache last icc bandwidth
      PCI: qcom: Read back PARF_LTSSM register
      PCI: qcom: Implement RC shutdown/power up

 drivers/pci/controller/dwc/Kconfig     |   1 +
 drivers/pci/controller/dwc/pcie-qcom.c | 159 ++++++++++++++++++++++++---------
 2 files changed, 120 insertions(+), 40 deletions(-)
---
base-commit: 39676dfe52331dba909c617f213fdb21015c8d10
change-id: 20231227-topic-8280_pcie-811c0f92fc1c

Best regards,