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authorIngmar Klein <[email protected]>2021-04-09 11:26:33 +0200
committerBjorn Helgaas <[email protected]>2021-09-20 14:46:38 -0500
commite3f4bd3462f6f796594ecc0dda7144ed2d1e5a26 (patch)
tree6a3434e575fd20d9fe1c1f89fa9264be0d0fb542
parente4e737bb5c170df6135a127739a9e6148ee3da82 (diff)
PCI: Mark Atheros QCA6174 to avoid bus reset
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/[email protected] Signed-off-by: Ingmar Klein <[email protected]> Signed-off-by: Bjorn Helgaas <[email protected]> Reviewed-by: Pali Rohár <[email protected]> Cc: [email protected]
-rw-r--r--drivers/pci/quirks.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index 4537d1ea14fd..6c957124f84d 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -3612,6 +3612,7 @@ 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