Re: [PATCH v6 1/2] PCI: rcar: Finish transition to L1 state in rcar_pcie_config_access()

Lorenzo Pieralisi
2022-03-14T10:34:24Z

On Sat, 12 Mar 2022 22:23:48 +0100, marek.vasut@gmail.com wrote:
> From: Marek Vasut <marek.vasut+renesas@gmail.com>
>
> In case the controller is transitioning to L1 in rcar_pcie_config_access(),
> any read/write access to PCIECDR triggers asynchronous external abort. This
> is because the transition to L1 link state must be manually finished by the
> driver. The PCIe IP can transition back from L1 state to L0 on its own.
>
> [...]

Re-built pci/rcar with this series, I shall ask Bjorn to pull it
again, we should be in time for v5.18.

[1/2] PCI: rcar: Finish transition to L1 state in rcar_pcie_config_access()
https://git.kernel.org/lpieralisi/pci/c/84b5761462
[2/2] PCI: rcar: Use PCI_SET_ERROR_RESPONSE after read which triggered an exception
https://git.kernel.org/lpieralisi/pci/c/6e36203bc1

Thanks,
Lorenzo