diff options
| author | Ingmar Klein <ingmar_klein@web.de> | 2021-04-09 12:26:33 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-11-18 16:03:45 +0300 |
| commit | 73b79ada4c1c4e26714b611223c49483421ffc25 (patch) | |
| tree | e6f80711fea42499129b64603a3c81cb783a04d9 /drivers/pci | |
| parent | 30182b8c138818302d44a16fe5debc66ad23c021 (diff) | |
| download | linux-73b79ada4c1c4e26714b611223c49483421ffc25.tar.xz | |
PCI: Mark Atheros QCA6174 to avoid bus reset
commit e3f4bd3462f6f796594ecc0dda7144ed2d1e5a26 upstream.
When passing the Atheros QCA6174 through to a virtual machine, the VM hangs
at the point where the ath10k driver loads.
Add a quirk to avoid bus resets on this device, which avoids the hang.
[bhelgaas: commit log]
Link: https://lore.kernel.org/r/08982e05-b6e8-5a8d-24ab-da1488ee50a8@web.de
Signed-off-by: Ingmar Klein <ingmar_klein@web.de>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Pali Rohár <pali@kernel.org>
Cc: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/pci')
| -rw-r--r-- | drivers/pci/quirks.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index 5d2acebc3e96..fb91b2d7b1c5 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -3584,6 +3584,7 @@ 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); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATHEROS, 0x003e, quirk_no_bus_reset); /* * Root port on some Cavium CN8xxx chips do not successfully complete a bus |