Merge branch 'pci/pm'

- Define pci_restore_standard_config() only for CONFIG_PM_SLEEP, since it's
  not used otherwise (Krzysztof Kozlowski)

- Power up all devices during runtime resume (Rafael J. Wysocki)

- Resume subordinate bus in bus type callbacks (Rafael J. Wysocki)

- Drop pci_dev runtime_d3cold flag since no uses remain (Rafael J. Wysocki)

- Move power-up to D0 code to pci_power_up() and rename
  pci_raw_set_power_state() to pci_set_low_power_state() (Rafael J.
  Wysocki)

- Set current_state to D3cold if the device is not accessible (Rafael J.
  Wysocki)

- Do not call pci_update_current_state() from pci_power_up() (Rafael J.
  Wysocki)

- Write 0 to PMCSR in pci_power_up() in all cases (Rafael J. Wysocki)

- Split part of pci_power_up() off to pci_set_full_power_state() (Rafael J.
  Wysocki)

- Do not restore BARs if device is not in D0 (Rafael J. Wysocki)

* pci/pm:
  PCI/PM: Replace pci_set_power_state() in pci_pm_thaw_noirq()
  PCI/PM: Rearrange pci_set_power_state()
  PCI/PM: Clean up pci_set_low_power_state()
  PCI/PM: Do not restore BARs if device is not in D0
  PCI/PM: Split pci_power_up()
  PCI/PM: Write 0 to PMCSR in pci_power_up() in all cases
  PCI/PM: Do not call pci_update_current_state() from pci_power_up()
  PCI/PM: Unfold pci_platform_power_transition() in pci_power_up()
  PCI/PM: Set current_state to D3cold if the device is not accessible
  PCI/PM: Relocate pci_set_low_power_state()
  PCI/PM: Split pci_raw_set_power_state()
  PCI/PM: Rearrange pci_update_current_state()
  PCI/PM: Drop the runtime_d3cold device flag
  PCI/PM: Resume subordinate bus in bus type callbacks
  PCI/PM: Power up all devices during runtime resume
  PCI/PM: Define pci_restore_standard_config() only for CONFIG_PM_SLEEP