diff options
| -rw-r--r-- | arch/loongarch/kvm/vm.c | 36 |
1 files changed, 15 insertions, 21 deletions
diff --git a/arch/loongarch/kvm/vm.c b/arch/loongarch/kvm/vm.c index 194ccbcdc3b3..d3ff6d6966f8 100644 --- a/arch/loongarch/kvm/vm.c +++ b/arch/loongarch/kvm/vm.c @@ -29,6 +29,21 @@ static void kvm_vm_init_features(struct kvm *kvm) { unsigned long val; + if (cpu_has_lsx) + kvm->arch.kvm_features |= BIT(KVM_LOONGARCH_VM_FEAT_LSX); + if (cpu_has_lasx) + kvm->arch.kvm_features |= BIT(KVM_LOONGARCH_VM_FEAT_LASX); + if (cpu_has_lbt_x86) + kvm->arch.kvm_features |= BIT(KVM_LOONGARCH_VM_FEAT_X86BT); + if (cpu_has_lbt_arm) + kvm->arch.kvm_features |= BIT(KVM_LOONGARCH_VM_FEAT_ARMBT); + if (cpu_has_lbt_mips) + kvm->arch.kvm_features |= BIT(KVM_LOONGARCH_VM_FEAT_MIPSBT); + if (cpu_has_ptw) + kvm->arch.kvm_features |= BIT(KVM_LOONGARCH_VM_FEAT_PTW); + if (cpu_has_msgint) + kvm->arch.kvm_features |= BIT(KVM_LOONGARCH_VM_FEAT_MSGINT); + val = read_csr_gcfg(); if (val & CSR_GCFG_GPMP) kvm->arch.kvm_features |= BIT(KVM_LOONGARCH_VM_FEAT_PMU); @@ -131,33 +146,12 @@ static int kvm_vm_feature_has_attr(struct kvm *kvm, struct kvm_device_attr *attr { switch (attr->attr) { case KVM_LOONGARCH_VM_FEAT_LSX: - if (cpu_has_lsx) - return 0; - return -ENXIO; case KVM_LOONGARCH_VM_FEAT_LASX: - if (cpu_has_lasx) - return 0; - return -ENXIO; case KVM_LOONGARCH_VM_FEAT_X86BT: - if (cpu_has_lbt_x86) - return 0; - return -ENXIO; case KVM_LOONGARCH_VM_FEAT_ARMBT: - if (cpu_has_lbt_arm) - return 0; - return -ENXIO; case KVM_LOONGARCH_VM_FEAT_MIPSBT: - if (cpu_has_lbt_mips) - return 0; - return -ENXIO; case KVM_LOONGARCH_VM_FEAT_PTW: - if (cpu_has_ptw) - return 0; - return -ENXIO; case KVM_LOONGARCH_VM_FEAT_MSGINT: - if (cpu_has_msgint) - return 0; - return -ENXIO; case KVM_LOONGARCH_VM_FEAT_PMU: case KVM_LOONGARCH_VM_FEAT_PV_IPI: case KVM_LOONGARCH_VM_FEAT_PV_STEALTIME: |