tree 4d14526d61ff258d0613fb5f93994228a13bfff0
parent de18966228ed4b42393ecbe83ba20ff3db78bfdc
author Bjorn Helgaas <bhelgaas@google.com> 1378415265 -0600
committer Bjorn Helgaas <bhelgaas@google.com> 1379979647 -0600

PCI/ACPI: Decode _OSC bitmasks symbolically

This updates _OSC-related messages to be more human-readable.  We now always
show the features we declare support for (this was previously invisible) as
well as the features we are granted control of.

Typical changes:

  -acpi PNP0A08:00: Requesting ACPI _OSC control (0x1d)
  -acpi PNP0A08:00: ACPI _OSC control (0x1d) granted
  +acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI]
  +acpi PNP0A08:00: _OSC: OS now controls [PCIeHotplug PME AER PCIeCapability]

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>