Merge branch 'pci/hotplug'

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- Disable in-band presence detection when possible (Alexandru Gagniuc)

  - Poll for presence detect if in-band presence detection is disabled
    (Alexandru Gagniuc)

  - Add DMI table of systems that don't support in-band presence detection
    (Stuart Hayes)

  - Fix indefinite pciehp wait caused by race in handling sysfs requests
    (Lukas Wunner)

  - Fix pciehp MSI interrupt race that caused us to miss interrupts (Stuart
    Hayes)

* pci/hotplug:
  PCI: pciehp: Fix MSI interrupt race
  PCI: pciehp: Fix indefinite wait on sysfs requests
  PCI: pciehp: Add DMI table for in-band presence detection disabled
  PCI: pciehp: Wait for PDS if in-band presence is disabled
  PCI: pciehp: Disable in-band presence detect when possible

...

This commit is contained in:

Bjorn Helgaas 2020-04-02 14:26:35 -05:00

parent eb81b249ba 8edf5332c3

commit 3038685357

3 changed files with 81 additions and 15 deletions

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1

drivers/pci/hotplug/pciehp.h

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93

drivers/pci/hotplug/pciehp_hpc.c

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2

include/uapi/linux/pci_regs.h

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