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| author | Bjorn Helgaas <bhelgaas@google.com> | 2017-07-03 02:48:49 +0300 |
|---|---|---|
| committer | Bjorn Helgaas <bhelgaas@google.com> | 2017-07-03 02:48:49 +0300 |
| commit | 2cf816a947e0f729825a1bb73d2eed6255c29f88 (patch) | |
| tree | 68cd933694029bd2f4a47973038ce0662ae47828 /arch/x86/pci | |
| parent | 6a1c1d553ebf4e4241c0b1e20517a67e36d46c12 (diff) | |
| parent | 666ff6f83e1db6ed847abf44eb5e3402d82b9350 (diff) | |
| download | linux-2cf816a947e0f729825a1bb73d2eed6255c29f88.tar.xz | |
Merge branch 'pci/pm' into next
* pci/pm:
PCI/PM: Avoid using device_may_wakeup() for runtime PM
x86/PCI: Avoid AMD SB7xx EHCI USB wakeup defect
PCI/PM: Restore the status of PCI devices across hibernation
drm/radeon: make MacBook Pro d3_delay quirk more generic
drm/amdgpu: remove unnecessary save/restore of pdev->d3_delay
PCI/PM: Add needs_resume flag to avoid suspend complete optimization
PCI: imx6: Fix config read timeout handling
switchtec: Fix minor bug with partition ID register
switchtec: Use new cdev_device_add() helper function
PCI: endpoint: Make PCI_ENDPOINT depend on HAS_DMA
Diffstat (limited to 'arch/x86/pci')
| -rw-r--r-- | arch/x86/pci/fixup.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/arch/x86/pci/fixup.c b/arch/x86/pci/fixup.c index 6d52b94f4bb9..2259acdcede5 100644 --- a/arch/x86/pci/fixup.c +++ b/arch/x86/pci/fixup.c @@ -571,3 +571,18 @@ DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x2fc0, pci_invalid_bar); DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x6f60, pci_invalid_bar); DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x6fa0, pci_invalid_bar); DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_INTEL, 0x6fc0, pci_invalid_bar); + +/* + * Device [1022:7808] + * 23. USB Wake on Connect/Disconnect with Low Speed Devices + * https://support.amd.com/TechDocs/46837.pdf + * Appendix A2 + * https://support.amd.com/TechDocs/42413.pdf + */ +static void pci_fixup_amd_ehci_pme(struct pci_dev *dev) +{ + dev_info(&dev->dev, "PME# does not work under D3, disabling it\n"); + dev->pme_support &= ~((PCI_PM_CAP_PME_D3 | PCI_PM_CAP_PME_D3cold) + >> PCI_PM_CAP_PME_SHIFT); +} +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AMD, 0x7808, pci_fixup_amd_ehci_pme); |