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Diffstat (limited to 'virt/kvm/arm/vgic/vgic-mmio-v3.c')
-rw-r--r--virt/kvm/arm/vgic/vgic-mmio-v3.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/virt/kvm/arm/vgic/vgic-mmio-v3.c b/virt/kvm/arm/vgic/vgic-mmio-v3.c
index 84a301d789e0..ff668e0dd586 100644
--- a/virt/kvm/arm/vgic/vgic-mmio-v3.c
+++ b/virt/kvm/arm/vgic/vgic-mmio-v3.c
@@ -66,7 +66,12 @@ static unsigned long vgic_mmio_read_v3_misc(struct kvm_vcpu *vcpu,
case GICD_TYPER:
value = vcpu->kvm->arch.vgic.nr_spis + VGIC_NR_PRIVATE_IRQS;
value = (value >> 5) - 1;
- value |= (INTERRUPT_ID_BITS_SPIS - 1) << 19;
+ if (vgic_has_its(vcpu->kvm)) {
+ value |= (INTERRUPT_ID_BITS_ITS - 1) << 19;
+ value |= GICD_TYPER_LPIS;
+ } else {
+ value |= (INTERRUPT_ID_BITS_SPIS - 1) << 19;
+ }
break;
case GICD_IIDR:
value = (PRODUCT_ID_KVM << 24) | (IMPLEMENTER_ARM << 0);
@@ -163,9 +168,8 @@ static void vgic_mmio_write_v3r_ctlr(struct kvm_vcpu *vcpu,
vgic_cpu->lpis_enabled = val & GICR_CTLR_ENABLE_LPIS;
- if (!was_enabled && vgic_cpu->lpis_enabled) {
- /* Eventually do something */
- }
+ if (!was_enabled && vgic_cpu->lpis_enabled)
+ vgic_enable_lpis(vcpu);
}
static unsigned long vgic_mmio_read_v3r_typer(struct kvm_vcpu *vcpu,
@@ -179,6 +183,8 @@ static unsigned long vgic_mmio_read_v3r_typer(struct kvm_vcpu *vcpu,
value |= ((target_vcpu_id & 0xffff) << 8);
if (target_vcpu_id == atomic_read(&vcpu->kvm->online_vcpus) - 1)
value |= GICR_TYPER_LAST;
+ if (vgic_has_its(vcpu->kvm))
+ value |= GICR_TYPER_PLPIS;
return extract_bytes(value, addr & 7, len);
}