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KVM: x86: Consolidate PIT legacy test 

Move the test for KVM_PIT_FLAGS_HPET_LEGACY into create_pit_timer
instead of replicating it on the caller site.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
This commit is contained in:
Jan Kiszka 2011-12-14 19:25:33 +01:00 committed by Avi Kivity
parent bb5a798ad5
commit a647795efb
1 changed files with 3 additions and 7 deletions
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10
arch/x86/kvm/i8254.c
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@ -344,7 +344,7 @@ static void create_pit_timer(struct kvm *kvm, u32 val, int is_period)
struct kvm_timer *pt = &ps->pit_timer;
s64 interval;
if (!irqchip_in_kernel(kvm))
if (!irqchip_in_kernel(kvm) || ps->flags & KVM_PIT_FLAGS_HPET_LEGACY)
return;
interval = muldiv64(val, NSEC_PER_SEC, KVM_PIT_FREQ);
@ -397,15 +397,11 @@ static void pit_load_count(struct kvm *kvm, int channel, u32 val)
case 1:
/* FIXME: enhance mode 4 precision */
case 4:
if (!(ps->flags & KVM_PIT_FLAGS_HPET_LEGACY)) {
create_pit_timer(kvm, val, 0);
}
create_pit_timer(kvm, val, 0);
break;
case 2:
case 3:
if (!(ps->flags & KVM_PIT_FLAGS_HPET_LEGACY)){
create_pit_timer(kvm, val, 1);
}
create_pit_timer(kvm, val, 1);
break;
default:
destroy_pit_timer(kvm->arch.vpit);