From: Keith Busch <kbusch@kernel.org>
Date: Mon, 4 Jan 2021 23:02:59 +0000 (-0800)
Subject: PCI/AER: Specify the type of Port that was reset
X-Git-Tag: accepted/tizen/unified/20230118.172025~7738^2~18^2~1
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=33ac78bd3b509d36e7f109a447e28af42e637cb2;p=platform%2Fkernel%2Flinux-rpi.git

PCI/AER: Specify the type of Port that was reset

The AER driver may be called upon to reset either a Downstream or a Root
Port. Check which type it is to properly identify it when logging that
the reset occurred.

Link: https://lore.kernel.org/r/20210104230300.1277180-5-kbusch@kernel.org
Tested-by: Hedi Berriche <hedi.berriche@hpe.com>
Signed-off-by: Keith Busch <kbusch@kernel.org>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Hedi Berriche <hedi.berriche@hpe.com>
---

diff --git a/drivers/pci/pcie/aer.c b/drivers/pci/pcie/aer.c
index 3fd4aaa..ba22388 100644
--- a/drivers/pci/pcie/aer.c
+++ b/drivers/pci/pcie/aer.c
@@ -1414,7 +1414,8 @@ static pci_ers_result_t aer_root_reset(struct pci_dev *dev)
 		}
 	} else {
 		rc = pci_bus_error_reset(dev);
-		pci_info(dev, "Root Port link has been reset (%d)\n", rc);
+		pci_info(dev, "%s Port link has been reset (%d)\n",
+			pci_is_root_bus(dev->bus) ? "Root" : "Downstream", rc);
 	}
 
 	if ((host->native_aer || pcie_ports_native) && aer) {