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KVM: arm64: Use symbolic names for the PMU versions
Instead of using a bunch of magic numbers, use the existing definitions
that have been added since 8673e02e58
("arm64: perf: Add support
for ARMv8.5-PMU 64-bit counters")
Reviewed-by: Alexandru Elisei <alexandru.elisei@arm.com>
Reviewed-by: Eric Auger <eric.auger@redhat.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
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@ -23,11 +23,11 @@ static void kvm_pmu_stop_counter(struct kvm_vcpu *vcpu, struct kvm_pmc *pmc);
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static u32 kvm_pmu_event_mask(struct kvm *kvm)
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{
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switch (kvm->arch.pmuver) {
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case 1: /* ARMv8.0 */
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case ID_AA64DFR0_PMUVER_8_0:
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return GENMASK(9, 0);
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case 4: /* ARMv8.1 */
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case 5: /* ARMv8.4 */
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case 6: /* ARMv8.5 */
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case ID_AA64DFR0_PMUVER_8_1:
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case ID_AA64DFR0_PMUVER_8_4:
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case ID_AA64DFR0_PMUVER_8_5:
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return GENMASK(15, 0);
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default: /* Shouldn't be here, just for sanity */
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WARN_ONCE(1, "Unknown PMU version %d\n", kvm->arch.pmuver);
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