diff options
Diffstat (limited to 'virt/kvm/arm')
| -rw-r--r-- | virt/kvm/arm/vgic.c | 29 |
1 files changed, 21 insertions, 8 deletions
diff --git a/virt/kvm/arm/vgic.c b/virt/kvm/arm/vgic.c index 5c706393956d..70f674bb13a1 100644 --- a/virt/kvm/arm/vgic.c +++ b/virt/kvm/arm/vgic.c @@ -1097,6 +1097,19 @@ static void vgic_v2_set_vmcr(struct kvm_vcpu *vcpu, struct vgic_vmcr *vmcrp) vcpu->arch.vgic_cpu.vgic_v2.vgic_vmcr = vmcr; } +static void vgic_v2_enable(struct kvm_vcpu *vcpu) +{ + /* + * By forcing VMCR to zero, the GIC will restore the binary + * points to their reset values. Anything else resets to zero + * anyway. + */ + vcpu->arch.vgic_cpu.vgic_v2.vgic_vmcr = 0; + + /* Get the show on the road... */ + vcpu->arch.vgic_cpu.vgic_v2.vgic_hcr = GICH_HCR_EN; +} + static const struct vgic_ops vgic_ops = { .get_lr = vgic_v2_get_lr, .set_lr = vgic_v2_set_lr, @@ -1108,6 +1121,7 @@ static const struct vgic_ops vgic_ops = { .disable_underflow = vgic_v2_disable_underflow, .get_vmcr = vgic_v2_get_vmcr, .set_vmcr = vgic_v2_set_vmcr, + .enable = vgic_v2_enable, }; static struct vgic_lr vgic_get_lr(const struct kvm_vcpu *vcpu, int lr) @@ -1162,6 +1176,11 @@ static void vgic_set_vmcr(struct kvm_vcpu *vcpu, struct vgic_vmcr *vmcr) vgic_ops.set_vmcr(vcpu, vmcr); } +static inline void vgic_enable(struct kvm_vcpu *vcpu) +{ + vgic_ops.enable(vcpu); +} + static void vgic_retire_lr(int lr_nr, int irq, struct kvm_vcpu *vcpu) { struct vgic_cpu *vgic_cpu = &vcpu->arch.vgic_cpu; @@ -1624,15 +1643,9 @@ int kvm_vgic_vcpu_init(struct kvm_vcpu *vcpu) vgic_cpu->vgic_irq_lr_map[i] = LR_EMPTY; } - /* - * By forcing VMCR to zero, the GIC will restore the binary - * points to their reset values. Anything else resets to zero - * anyway. - */ - vgic_cpu->vgic_v2.vgic_vmcr = 0; - vgic_cpu->nr_lr = vgic_nr_lr; - vgic_cpu->vgic_v2.vgic_hcr = GICH_HCR_EN; /* Get the show on the road... */ + + vgic_enable(vcpu); return 0; } |