diff options
| author | Mihai Caraman <mihai.caraman@freescale.com> | 2014-08-20 09:36:25 -0400 |
|---|---|---|
| committer | Alexander Graf <agraf@suse.de> | 2014-09-22 04:11:33 -0400 |
| commit | 3840edc8033ad5b86deee309c1c321ca54257452 (patch) | |
| tree | 3c193a8480a3a9f54a7a4559a4be2265c9741c4d /arch/powerpc/kvm/powerpc.c | |
| parent | 8a41ea53b32ffbe7524e3424cf0403fa3b4c73fb (diff) | |
KVM: PPC: Move ONE_REG AltiVec support to powerpc
Move ONE_REG AltiVec support to powerpc generic layer.
Signed-off-by: Mihai Caraman <mihai.caraman@freescale.com>
Signed-off-by: Alexander Graf <agraf@suse.de>
Diffstat (limited to 'arch/powerpc/kvm/powerpc.c')
| -rw-r--r-- | arch/powerpc/kvm/powerpc.c | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/arch/powerpc/kvm/powerpc.c b/arch/powerpc/kvm/powerpc.c index 8a26126db482..0c7d1917c23d 100644 --- a/arch/powerpc/kvm/powerpc.c +++ b/arch/powerpc/kvm/powerpc.c | |||
| @@ -921,6 +921,29 @@ int kvm_vcpu_ioctl_get_one_reg(struct kvm_vcpu *vcpu, struct kvm_one_reg *reg) | |||
| 921 | if (r == -EINVAL) { | 921 | if (r == -EINVAL) { |
| 922 | r = 0; | 922 | r = 0; |
| 923 | switch (reg->id) { | 923 | switch (reg->id) { |
| 924 | #ifdef CONFIG_ALTIVEC | ||
| 925 | case KVM_REG_PPC_VR0 ... KVM_REG_PPC_VR31: | ||
| 926 | if (!cpu_has_feature(CPU_FTR_ALTIVEC)) { | ||
| 927 | r = -ENXIO; | ||
| 928 | break; | ||
| 929 | } | ||
| 930 | vcpu->arch.vr.vr[reg->id - KVM_REG_PPC_VR0] = val.vval; | ||
| 931 | break; | ||
| 932 | case KVM_REG_PPC_VSCR: | ||
| 933 | if (!cpu_has_feature(CPU_FTR_ALTIVEC)) { | ||
| 934 | r = -ENXIO; | ||
| 935 | break; | ||
| 936 | } | ||
| 937 | vcpu->arch.vr.vscr.u[3] = set_reg_val(reg->id, val); | ||
| 938 | break; | ||
| 939 | case KVM_REG_PPC_VRSAVE: | ||
| 940 | if (!cpu_has_feature(CPU_FTR_ALTIVEC)) { | ||
| 941 | r = -ENXIO; | ||
| 942 | break; | ||
| 943 | } | ||
| 944 | vcpu->arch.vrsave = set_reg_val(reg->id, val); | ||
| 945 | break; | ||
| 946 | #endif /* CONFIG_ALTIVEC */ | ||
| 924 | default: | 947 | default: |
| 925 | r = -EINVAL; | 948 | r = -EINVAL; |
| 926 | break; | 949 | break; |
| @@ -953,6 +976,25 @@ int kvm_vcpu_ioctl_set_one_reg(struct kvm_vcpu *vcpu, struct kvm_one_reg *reg) | |||
| 953 | if (r == -EINVAL) { | 976 | if (r == -EINVAL) { |
| 954 | r = 0; | 977 | r = 0; |
| 955 | switch (reg->id) { | 978 | switch (reg->id) { |
| 979 | #ifdef CONFIG_ALTIVEC | ||
| 980 | case KVM_REG_PPC_VR0 ... KVM_REG_PPC_VR31: | ||
| 981 | if (!cpu_has_feature(CPU_FTR_ALTIVEC)) { | ||
| 982 | r = -ENXIO; | ||
| 983 | break; | ||
| 984 | } | ||
| 985 | val.vval = vcpu->arch.vr.vr[reg->id - KVM_REG_PPC_VR0]; | ||
| 986 | break; | ||
| 987 | case KVM_REG_PPC_VSCR: | ||
| 988 | if (!cpu_has_feature(CPU_FTR_ALTIVEC)) { | ||
| 989 | r = -ENXIO; | ||
| 990 | break; | ||
| 991 | } | ||
| 992 | val = get_reg_val(reg->id, vcpu->arch.vr.vscr.u[3]); | ||
| 993 | break; | ||
| 994 | case KVM_REG_PPC_VRSAVE: | ||
| 995 | val = get_reg_val(reg->id, vcpu->arch.vrsave); | ||
| 996 | break; | ||
| 997 | #endif /* CONFIG_ALTIVEC */ | ||
| 956 | default: | 998 | default: |
| 957 | r = -EINVAL; | 999 | r = -EINVAL; |
| 958 | break; | 1000 | break; |