Merge branch 'pci/resource'

- Prevent resource tree corruption when BAR resize fails (Ilpo Järvinen)

- Restore BARs to the original size if a BAR resize fails (Ilpo Järvinen)

- Remove BAR release from BAR resize attempts by the xe, i915, and amdgpu
  drivers so the PCI core can restore BARs if the resize fails (Ilpo
  Järvinen)

- Move Resizable BAR code to rebar.c (Ilpo Järvinen)

- Add pci_rebar_size_supported() and use it in i915 and xe (Ilpo Järvinen)

- Add pci_rebar_get_max_size() and use it in xe and amdgpu (Ilpo Järvinen)

* pci/resource:
  PCI: Validate pci_rebar_size_supported() input
  PCI: Convert BAR sizes bitmasks to u64
  drm/amdgpu: Use pci_rebar_get_max_size()
  drm/xe/vram: Use pci_rebar_get_max_size()
  PCI: Add pci_rebar_get_max_size()
  drm/xe/vram: Use PCI rebar helpers in resize_vram_bar()
  drm/i915/gt: Use pci_rebar_size_supported()
  PCI: Add pci_rebar_size_supported() helper
  PCI: Improve Resizable BAR functions kernel doc
  PCI: Move pci_rebar_size_to_bytes() and export it
  PCI: Move pci_rebar_bytes_to_size() and clean it up
  PCI: Move Resizable BAR code to rebar.c
  PCI: Prevent restoring assigned resources
  drm/amdgpu: Remove driver side BAR release before resize
  drm/i915: Remove driver side BAR release before resize
  drm/xe: Remove driver side BAR release before resize
  PCI: Add kerneldoc for pci_resize_resource()
  PCI: Fix restoring BARs on BAR resize rollback path
  PCI: Free saved list without holding pci_bus_sem
  PCI: Try BAR resize even when no window was released
  PCI: Change pci_dev variable from 'bridge' to 'dev'
  PCI/IOV: Adjust ->barsz[] when changing BAR size
  PCI: Prevent resource tree corruption when BAR resize fails

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