Merge branch kvm-arm64/vgic-fixes-5.16 into kvmarm-master/next

* kvm-arm64/vgic-fixes-5.16:
  : .
  : Multiple updates to the GICv3 emulation in order to better support
  : the dreadful Apple M1 that only implements half of it, and in a
  : broken way...
  : .
  KVM: arm64: vgic-v3: Align emulated cpuif LPI state machine with the pseudocode
  KVM: arm64: vgic-v3: Don't advertise ICC_CTLR_EL1.SEIS
  KVM: arm64: vgic-v3: Reduce common group trapping to ICV_DIR_EL1 when possible
  KVM: arm64: vgic-v3: Work around GICv3 locally generated SErrors
  KVM: arm64: Force ID_AA64PFR0_EL1.GIC=1 when exposing a virtual GICv3

Signed-off-by: Marc Zyngier <maz@kernel.org>