Re: [PATCH v4 0/3] Fully enable AER

[Bjorn Helgaas <helgaas@kernel.org>]

On Tue, Jan 25, 2022 at 08:18:17AM +0100, Stefan Roese wrote:
> While working on AER support on a ZynqMP based system, which has some
> PCIe Device connected via a PCIe switch, problems with AER enabling in
> the Device Control registers of all PCIe devices but the Root Port. In
> fact, only the Root Port has AER enabled right now. This patch set now
> fixes this problem by first fixing the AER enabing in the
> interconnected PCIe switches between the Root Port and the PCIe
> devices and in a 2nd patch, also enabling AER in the PCIe Endpoints.
> 
> Please note that these changes are quite invasive, as with these
> patches applied, AER now will be enabled in the Device Control
> registers of all available PCIe Endpoints, which currently is not the
> case.
> 
> Cc: Rafael J. Wysocki <rjw@rjwysocki.net>
> Cc: Bjorn Helgaas <helgaas@kernel.org>
> Cc: Pali Rohár <pali@kernel.org>
> Cc: Bharat Kumar Gogada <bharat.kumar.gogada@xilinx.com>
> Cc: Michal Simek <michal.simek@xilinx.com>
> Cc: Yao Hongbo <yaohongbo@linux.alibaba.com>
> Cc: Naveen Naidu <naveennaidu479@gmail.com>
> 
> Stefan Roese (3):
>   PCI/AER: Call pcie_set_ecrc_checking() for each PCIe device
>   PCI/portdrv: Don't disable AER reporting in
>     get_port_device_capability()
>   PCI/AER: Enable AER on all PCIe devices supporting it
> 
>  drivers/pci/pcie/aer.c          | 10 +++++++---
>  drivers/pci/pcie/portdrv_core.c |  9 +--------
>  2 files changed, 8 insertions(+), 11 deletions(-)

Applied to pci/err for v5.20, thanks and sorry for the delay.