Messages in this thread Patch in this message | | | From | Wu Zongyong <> | Subject | [PATCH] PCI: Mark NVIDIA T4 GPUs to avoid bus reset | Date | Mon, 10 Apr 2023 20:34:11 +0800 |
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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@linux.alibaba.com> --- 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
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