aboutsummaryrefslogtreecommitdiff
path: root/virt/kvm/arm/vgic/vgic-v3.c
diff options
context:
space:
mode:
Diffstat (limited to 'virt/kvm/arm/vgic/vgic-v3.c')
-rw-r--r--virt/kvm/arm/vgic/vgic-v3.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/virt/kvm/arm/vgic/vgic-v3.c b/virt/kvm/arm/vgic/vgic-v3.c
index 6fe3f003636a..bc4f7cc6fd05 100644
--- a/virt/kvm/arm/vgic/vgic-v3.c
+++ b/virt/kvm/arm/vgic/vgic-v3.c
@@ -21,6 +21,9 @@
#include "vgic.h"
+DEFINE_STATIC_KEY_FALSE(hisi_vtimer_quirk_enabled);
+EXPORT_SYMBOL_GPL(hisi_vtimer_quirk_enabled);
+
void vgic_v3_set_underflow(struct kvm_vcpu *vcpu)
{
struct vgic_v3_cpu_if *cpuif = &vcpu->arch.vgic_cpu.vgic_v3;
@@ -429,6 +432,12 @@ int vgic_v3_probe(const struct gic_kvm_info *info)
kvm_vgic_global_state.can_emulate_gicv2 = false;
kvm_vgic_global_state.ich_vtr_el2 = ich_vtr_el2;
+ /* HiSilicon Quirk: virt timer irqmap not supported */
+ if (info->hisi_vtimer_quirk) {
+ static_branch_enable(&hisi_vtimer_quirk_enabled);
+ pr_info("kvm: Enabling HiSilicon GIC virt timer quirk\n");
+ }
+
if (!info->vcpu.start) {
kvm_info("GICv3: no GICV resource entry\n");
kvm_vgic_global_state.vcpu_base = 0;