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Diffstat (limited to 'arch/powerpc/kvm/powerpc.c')
-rw-r--r--arch/powerpc/kvm/powerpc.c14
1 files changed, 12 insertions, 2 deletions
diff --git a/arch/powerpc/kvm/powerpc.c b/arch/powerpc/kvm/powerpc.c
index cf52d26f49cd..6c083a9b3545 100644
--- a/arch/powerpc/kvm/powerpc.c
+++ b/arch/powerpc/kvm/powerpc.c
@@ -611,8 +611,8 @@ int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext)
r = !!(hv_enabled && radix_enabled());
break;
case KVM_CAP_PPC_MMU_HASH_V3:
- r = !!(hv_enabled && cpu_has_feature(CPU_FTR_ARCH_300) &&
- cpu_has_feature(CPU_FTR_HVMODE));
+ r = !!(hv_enabled && kvmppc_hv_ops->hash_v3_possible &&
+ kvmppc_hv_ops->hash_v3_possible());
break;
case KVM_CAP_PPC_NESTED_HV:
r = !!(hv_enabled && kvmppc_hv_ops->enable_nested &&
@@ -678,6 +678,10 @@ int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext)
r = hv_enabled && kvmppc_hv_ops->enable_svm &&
!kvmppc_hv_ops->enable_svm(NULL);
break;
+ case KVM_CAP_PPC_DAWR1:
+ r = !!(hv_enabled && kvmppc_hv_ops->enable_dawr1 &&
+ !kvmppc_hv_ops->enable_dawr1(NULL));
+ break;
#endif
default:
r = 0;
@@ -2187,6 +2191,12 @@ int kvm_vm_ioctl_enable_cap(struct kvm *kvm,
break;
r = kvm->arch.kvm_ops->enable_svm(kvm);
break;
+ case KVM_CAP_PPC_DAWR1:
+ r = -EINVAL;
+ if (!is_kvmppc_hv_enabled(kvm) || !kvm->arch.kvm_ops->enable_dawr1)
+ break;
+ r = kvm->arch.kvm_ops->enable_dawr1(kvm);
+ break;
#endif
default:
r = -EINVAL;