diff options
Diffstat (limited to 'arch/x86/pci/fixup.c')
| -rw-r--r-- | arch/x86/pci/fixup.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/x86/pci/fixup.c b/arch/x86/pci/fixup.c index 527e69b12002..e723559c386a 100644 --- a/arch/x86/pci/fixup.c +++ b/arch/x86/pci/fixup.c @@ -589,6 +589,17 @@ static void pci_fixup_amd_ehci_pme(struct pci_dev *dev) DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AMD, 0x7808, pci_fixup_amd_ehci_pme); /* + * Device [1022:7914] + * When in D0, PME# doesn't get asserted when plugging USB 2.0 device. + */ +static void pci_fixup_amd_fch_xhci_pme(struct pci_dev *dev) +{ + dev_info(&dev->dev, "PME# does not work under D0, disabling it\n"); + dev->pme_support &= ~(PCI_PM_CAP_PME_D0 >> PCI_PM_CAP_PME_SHIFT); +} +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AMD, 0x7914, pci_fixup_amd_fch_xhci_pme); + +/* * Apple MacBook Pro: Avoid [mem 0x7fa00000-0x7fbfffff] * * Using the [mem 0x7fa00000-0x7fbfffff] region, e.g., by assigning it to |