diff options
| author | Andre Przywara | 2016-07-15 13:43:38 +0200 |
|---|---|---|
| committer | Marc Zyngier | 2016-07-18 19:14:38 +0200 |
| commit | 0e4e82f154e387969ea7ecd2c8876689fb68f710 (patch) | |
| tree | 684d959f3f33a71e91e5d53a868ba87d45d0e495 /virt/kvm/arm/vgic/vgic.h | |
| parent | KVM: arm64: vgic-its: Implement MSI injection in ITS emulation (diff) | |
| download | kernel-qcow2-linux-0e4e82f154e387969ea7ecd2c8876689fb68f710.tar.gz kernel-qcow2-linux-0e4e82f154e387969ea7ecd2c8876689fb68f710.tar.xz kernel-qcow2-linux-0e4e82f154e387969ea7ecd2c8876689fb68f710.zip | |
KVM: arm64: vgic-its: Enable ITS emulation as a virtual MSI controller
Now that all ITS emulation functionality is in place, we advertise
MSI functionality to userland and also the ITS device to the guest - if
userland has configured that.
Signed-off-by: Andre Przywara <andre.przywara@arm.com>
Reviewed-by: Marc Zyngier <marc.zyngier@arm.com>
Tested-by: Eric Auger <eric.auger@redhat.com>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Diffstat (limited to 'virt/kvm/arm/vgic/vgic.h')
| -rw-r--r-- | virt/kvm/arm/vgic/vgic.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/virt/kvm/arm/vgic/vgic.h b/virt/kvm/arm/vgic/vgic.h index 9d557f25cbfc..9d40d7bb89f7 100644 --- a/virt/kvm/arm/vgic/vgic.h +++ b/virt/kvm/arm/vgic/vgic.h @@ -77,6 +77,7 @@ int vgic_v3_probe(const struct gic_kvm_info *info); int vgic_v3_map_resources(struct kvm *kvm); int vgic_register_redist_iodevs(struct kvm *kvm, gpa_t dist_base_address); bool vgic_has_its(struct kvm *kvm); +int kvm_vgic_register_its_device(void); void vgic_enable_lpis(struct kvm_vcpu *vcpu); int vgic_its_inject_msi(struct kvm *kvm, struct kvm_msi *msi); #else @@ -136,6 +137,11 @@ static inline bool vgic_has_its(struct kvm *kvm) return false; } +static inline int kvm_vgic_register_its_device(void) +{ + return -ENODEV; +} + static inline void vgic_enable_lpis(struct kvm_vcpu *vcpu) { } |