From: James Prestwood Date: Mon, 7 Jan 2019 21:32:48 +0000 (-0800) Subject: PCI: Mark Atheros AR9462 to avoid bus reset X-Git-Tag: v5.2-rc1~70^2~16^2 X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=6afb7e26978da5e86e57e540fdce65c8b04f398a;p=uclinux-h8%2Flinux.git PCI: Mark Atheros AR9462 to avoid bus reset When using PCI passthrough with this device, the host machine locks up completely when starting the VM, requiring a hard reboot. Add a quirk to avoid bus resets on this device. Fixes: c3e59ee4e766 ("PCI: Mark Atheros AR93xx to avoid bus reset") Link: https://lore.kernel.org/linux-pci/20190107213248.3034-1-james.prestwood@linux.intel.com Signed-off-by: James Prestwood Signed-off-by: Bjorn Helgaas CC: stable@vger.kernel.org # v3.14+ --- diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index 68bee35fcafa..9b9e28854a58 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -3408,6 +3408,7 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATHEROS, 0x0030, quirk_no_bus_reset); DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATHEROS, 0x0032, quirk_no_bus_reset); DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATHEROS, 0x003c, quirk_no_bus_reset); DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATHEROS, 0x0033, quirk_no_bus_reset); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATHEROS, 0x0034, quirk_no_bus_reset); /* * Root port on some Cavium CN8xxx chips do not successfully complete a bus