summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-09-01 13:01:03 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2022-09-05 10:28:55 +0200
commit412b844143e351ea803c17ecc6675552f3ca771b (patch)
treebaf87d715dd6d9c573c987b1415362b394476953
parent38267d266336a7fb9eae9be23567a44776c6e4ca (diff)
downloadlinux-rt-412b844143e351ea803c17ecc6675552f3ca771b.tar.gz
Revert "PCI/portdrv: Don't disable AER reporting in get_port_device_capability()"
This reverts commit ee70aa214a2d9fa74539b52f6c326ba2f7c0fb11 which is commit 8795e182b02dc87e343c79e73af6b8b7f9c5e635 upstream. It is reported to cause problems, so drop it from the stable trees for now until it gets sorted out. Link: https://lore.kernel.org/r/47b775c5-57fa-5edf-b59e-8a9041ffbee7@candelatech.com Reported-by: Ben Greear <greearb@candelatech.com> Cc: Stefan Roese <sr@denx.de> Cc: Bjorn Helgaas <bhelgaas@google.com> Cc: Pali Rohár <pali@kernel.org> Cc: Rafael J. Wysocki <rjw@rjwysocki.net> 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> Cc: Sasha Levin <sashal@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/pci/pcie/portdrv_core.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/pci/pcie/portdrv_core.c b/drivers/pci/pcie/portdrv_core.c
index 5ae81f2df45f..3779b264dbec 100644
--- a/drivers/pci/pcie/portdrv_core.c
+++ b/drivers/pci/pcie/portdrv_core.c
@@ -222,8 +222,15 @@ static int get_port_device_capability(struct pci_dev *dev)
#ifdef CONFIG_PCIEAER
if (dev->aer_cap && pci_aer_available() &&
- (pcie_ports_native || host->native_aer))
+ (pcie_ports_native || host->native_aer)) {
services |= PCIE_PORT_SERVICE_AER;
+
+ /*
+ * Disable AER on this port in case it's been enabled by the
+ * BIOS (the AER service driver will enable it when necessary).
+ */
+ pci_disable_pcie_error_reporting(dev);
+ }
#endif
/*