Root Complex Event Collectors (RCEC) appear as peers to Root Ports and may
also have the AER capability.
Add RCEC support to the AER error injection driver.
Co-developed-by: Sean V Kelley <sean.v.kelley@intel.com>
Link: https://lore.kernel.org/r/20201121001036.8560-16-sean.v.kelley@intel.com
Tested-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> # non-native/no RCEC
Signed-off-by: Qiuxu Zhuo <qiuxu.zhuo@intel.com>
Signed-off-by: Sean V Kelley <sean.v.kelley@intel.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@linux.intel.com>
if (!dev)
return -ENODEV;
rpdev = pcie_find_root_port(dev);
+ /* If Root Port not found, try to find an RCEC */
+ if (!rpdev)
+ rpdev = dev->rcec;
if (!rpdev) {
- pci_err(dev, "Root port not found\n");
+ pci_err(dev, "Neither Root Port nor RCEC found\n");
ret = -ENODEV;
goto out_put;
}