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authorEric Auger <eric.auger@redhat.com>2016-07-22 16:20:42 +0000
committerMarc Zyngier <marc.zyngier@arm.com>2016-07-22 18:52:03 +0100
commit995a0ee9809b6948bb7bfea77f129fe1d5157cc1 (patch)
treeaa87eb8de3f3e111b9dcc4b470a24a660cd6bb8a /virt/kvm/arm/vgic/vgic-irqfd.c
parent180ae7b1182344ca617d8b5200306b02a6b5075d (diff)
KVM: arm/arm64: Enable MSI routing
Up to now, only irqchip routing entries could be set. This patch adds the capability to insert MSI routing entries. For ARM64, let's also increase KVM_MAX_IRQ_ROUTES to 4096: this include SPI irqchip routes plus MSI routes. In the future this might be extended. Signed-off-by: Eric Auger <eric.auger@redhat.com> Reviewed-by: Andre Przywara <andre.przywara@arm.com> Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Diffstat (limited to 'virt/kvm/arm/vgic/vgic-irqfd.c')
-rw-r--r--virt/kvm/arm/vgic/vgic-irqfd.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/virt/kvm/arm/vgic/vgic-irqfd.c b/virt/kvm/arm/vgic/vgic-irqfd.c
index 6e84d530d9f7..683a589711b0 100644
--- a/virt/kvm/arm/vgic/vgic-irqfd.c
+++ b/virt/kvm/arm/vgic/vgic-irqfd.c
@@ -59,6 +59,14 @@ int kvm_set_routing_entry(struct kvm_kernel_irq_routing_entry *e,
(e->irqchip.irqchip >= KVM_NR_IRQCHIPS))
goto out;
break;
+ case KVM_IRQ_ROUTING_MSI:
+ e->set = kvm_set_msi;
+ e->msi.address_lo = ue->u.msi.address_lo;
+ e->msi.address_hi = ue->u.msi.address_hi;
+ e->msi.data = ue->u.msi.data;
+ e->msi.flags = ue->flags;
+ e->msi.devid = ue->u.msi.devid;
+ break;
default:
goto out;
}