Merge branch 'acpi-irq'

Merge ARM-related irq subsystem changes based on the recent ACPICA
updates for 6.20-rc1/7.0-rc1:

 - Add support for GICv5 ACPI probing on ARM which is based on the
   GICv5 MADT structures and ARM IORT IWB node definitions recently
   added to ACPICA (Lorenzo Pieralisi)

* acpi-irq:
  irqchip/gic-v5: Add ACPI IWB probing
  irqchip/gic-v5: Add ACPI ITS probing
  irqchip/gic-v5: Add ACPI IRS probing
  irqchip/gic-v5: Split IRS probing into OF and generic portions
  PCI/MSI: Make the pci_msi_map_rid_ctlr_node() interface firmware agnostic
  irqdomain: Add parent field to struct irqchip_fwid