On Mon, Apr 10, 2023 at 08:34:11PM +0800, Wu Zongyong wrote: > NVIDIA T4 GPUs do not work with SBR. This problem is found when the T4 > card is direct attached to a Root Port only. So avoid bus reset by > marking T4 GPUs PCI_DEV_FLAGS_NO_BUS_RESET. > > Fixes: 4c207e7121fa ("PCI: Mark some NVIDIA GPUs to avoid bus reset") > Signed-off-by: Wu Zongyong <wuzongyong@xxxxxxxxxxxxxxxxx> > --- > drivers/pci/quirks.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c > index 44cab813bf95..be86b93b9e38 100644 > --- a/drivers/pci/quirks.c > +++ b/drivers/pci/quirks.c > @@ -3618,7 +3618,7 @@ static void quirk_no_bus_reset(struct pci_dev *dev) > */ > static void quirk_nvidia_no_bus_reset(struct pci_dev *dev) > { > - if ((dev->device & 0xffc0) == 0x2340) > + if ((dev->device & 0xffc0) == 0x2340 || dev->device == 0x1eb8) > quirk_no_bus_reset(dev); > } > DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_NVIDIA, PCI_ANY_ID, > -- > 2.34.3 Any further comments about this patch?