linux-kernel - Re: [PATCH v4 0/5] PCI: Add support for resetting the slots in a platform specific way

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Message-ID: <174724032611.26337.10095399338390897616.b4-ty@linaro.org>
Date: Wed, 14 May 2025 17:32:23 +0100
From: Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
To: Mahesh J Salgaonkar <mahesh@...ux.ibm.com>,
	Oliver O'Halloran <oohall@...il.com>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	Lorenzo Pieralisi <lpieralisi@...nel.org>,
	Krzysztof Wilczyński <kw@...ux.com>,
	Rob Herring <robh@...nel.org>,
	Zhou Wang <wangzhou1@...ilicon.com>,
	Will Deacon <will@...nel.org>,
	Robert Richter <rric@...nel.org>,
	Alyssa Rosenzweig <alyssa@...enzweig.io>,
	Marc Zyngier <maz@...nel.org>,
	Conor Dooley <conor.dooley@...rochip.com>,
	Daire McNamara <daire.mcnamara@...rochip.com>,
	Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>
Cc: dingwei@...vell.com,
	cassel@...nel.org,
	Lukas Wunner <lukas@...ner.de>,
	Krishna Chaitanya Chundru <krishna.chundru@....qualcomm.com>,
	linuxppc-dev@...ts.ozlabs.org,
	linux-pci@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	linux-arm-msm@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-riscv@...ts.infradead.org
Subject: Re: [PATCH v4 0/5] PCI: Add support for resetting the slots in a platform specific way


On Thu, 08 May 2025 12:40:29 +0530, Manivannan Sadhasivam wrote:
> Currently, in the event of AER/DPC, PCI core will try to reset the slot and its
> subordinate devices by invoking bridge control reset and FLR. But in some
> cases like AER Fatal error, it might be necessary to reset the slots using the
> PCI host bridge drivers in a platform specific way (as indicated by the TODO in
> the pcie_do_recovery() function in drivers/pci/pcie/err.c). Otherwise, the PCI
> link won't be recovered successfully.
> 
> [...]

Applied, thanks!

[1/5] PCI/ERR: Remove misleading TODO regarding kernel panic
      commit: 0b56264b66b695aa76115ae68c1365dff80814e0
[2/5] PCI/ERR: Add support for resetting the slots in a platform specific way
      commit: e2889025d83fb38faac80d976f1789af3320ecb2
[3/5] PCI: host-common: Make the driver as a common library for host controller drivers
      commit: a811ffd43754dfcaccff497de1d8ee0bd30f8f2f
[4/5] PCI: host-common: Add link down handling for host bridges
      commit: f24509b96c33c1bdd9cc57bc4f8a58391e846c8c
[5/5] PCI: qcom: Add support for resetting the slot due to link down event
      commit: 40eba89968afc15302fa5aaef207fd9ccaf1ecb2

Best regards,
-- 
Manivannan Sadhasivam <manivannan.sadhasivam@...aro.org>