diff options
| -rw-r--r-- | drivers/pci/pci.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index cd628dd73719..83fda1987d1f 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -3361,7 +3361,14 @@ u32 pci_rebar_get_possible_sizes(struct pci_dev *pdev, int bar) return 0; pci_read_config_dword(pdev, pos + PCI_REBAR_CAP, &cap); - return (cap & PCI_REBAR_CAP_SIZES) >> 4; + cap &= PCI_REBAR_CAP_SIZES; + + /* Sapphire RX 5600 XT Pulse has an invalid cap dword for BAR 0 */ + if (pdev->vendor == PCI_VENDOR_ID_ATI && pdev->device == 0x731f && + bar == 0 && cap == 0x7000) + cap = 0x3f000; + + return cap >> 4; } /** |