diff options
author | Marc Zyngier <maz@kernel.org> | 2023-03-30 18:47:50 +0100 |
---|---|---|
committer | Marc Zyngier <maz@kernel.org> | 2023-03-30 19:01:10 +0100 |
commit | 33c549460ef9119eb115484e81f54521122341db (patch) | |
tree | c809be08865001a1b1e007b436aff9f2f388c0b1 /arch/arm64 | |
parent | 5591805d2c21b70838b723b71b8ff613de51cfff (diff) | |
download | linux-stable-33c549460ef9119eb115484e81f54521122341db.tar.gz linux-stable-33c549460ef9119eb115484e81f54521122341db.tar.bz2 linux-stable-33c549460ef9119eb115484e81f54521122341db.zip |
KVM: arm64: timers: Abstract per-timer IRQ access
As we are about to move the location of the per-timer IRQ into
the VM structure, abstract the location of the IRQ behind an
accessor. This will make the repainting sligntly less painful.
Reviewed-by: Colton Lewis <coltonlewis@google.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20230330174800.2677007-11-maz@kernel.org
Diffstat (limited to 'arch/arm64')
-rw-r--r-- | arch/arm64/kvm/arch_timer.c | 38 |
1 files changed, 19 insertions, 19 deletions
diff --git a/arch/arm64/kvm/arch_timer.c b/arch/arm64/kvm/arch_timer.c index e46f04ed8f86..d08d8c2fc30d 100644 --- a/arch/arm64/kvm/arch_timer.c +++ b/arch/arm64/kvm/arch_timer.c @@ -392,12 +392,12 @@ static void kvm_timer_update_irq(struct kvm_vcpu *vcpu, bool new_level, int ret; timer_ctx->irq.level = new_level; - trace_kvm_timer_update_irq(vcpu->vcpu_id, timer_ctx->irq.irq, + trace_kvm_timer_update_irq(vcpu->vcpu_id, timer_irq(timer_ctx), timer_ctx->irq.level); if (!userspace_irqchip(vcpu->kvm)) { ret = kvm_vgic_inject_irq(vcpu->kvm, vcpu->vcpu_id, - timer_ctx->irq.irq, + timer_irq(timer_ctx), timer_ctx->irq.level, timer_ctx); WARN_ON(ret); @@ -607,7 +607,7 @@ static void kvm_timer_vcpu_load_gic(struct arch_timer_context *ctx) kvm_timer_update_irq(ctx->vcpu, kvm_timer_should_fire(ctx), ctx); if (irqchip_in_kernel(vcpu->kvm)) - phys_active = kvm_vgic_map_is_active(vcpu, ctx->irq.irq); + phys_active = kvm_vgic_map_is_active(vcpu, timer_irq(ctx)); phys_active |= ctx->irq.level; @@ -825,9 +825,9 @@ int kvm_timer_vcpu_reset(struct kvm_vcpu *vcpu) vcpu_get_timer(vcpu, i)); if (irqchip_in_kernel(vcpu->kvm)) { - kvm_vgic_reset_mapped_irq(vcpu, map.direct_vtimer->irq.irq); + kvm_vgic_reset_mapped_irq(vcpu, timer_irq(map.direct_vtimer)); if (map.direct_ptimer) - kvm_vgic_reset_mapped_irq(vcpu, map.direct_ptimer->irq.irq); + kvm_vgic_reset_mapped_irq(vcpu, timer_irq(map.direct_ptimer)); } } @@ -851,7 +851,7 @@ static void timer_context_init(struct kvm_vcpu *vcpu, int timerid) hrtimer_init(&ctxt->hrtimer, CLOCK_MONOTONIC, HRTIMER_MODE_ABS_HARD); ctxt->hrtimer.function = kvm_hrtimer_expire; - ctxt->irq.irq = default_ppi[timerid]; + timer_irq(ctxt) = default_ppi[timerid]; switch (timerid) { case TIMER_PTIMER: @@ -1295,19 +1295,19 @@ static bool timer_irqs_are_valid(struct kvm_vcpu *vcpu) int vtimer_irq, ptimer_irq, ret; unsigned long i; - vtimer_irq = vcpu_vtimer(vcpu)->irq.irq; + vtimer_irq = timer_irq(vcpu_vtimer(vcpu)); ret = kvm_vgic_set_owner(vcpu, vtimer_irq, vcpu_vtimer(vcpu)); if (ret) return false; - ptimer_irq = vcpu_ptimer(vcpu)->irq.irq; + ptimer_irq = timer_irq(vcpu_ptimer(vcpu)); ret = kvm_vgic_set_owner(vcpu, ptimer_irq, vcpu_ptimer(vcpu)); if (ret) return false; kvm_for_each_vcpu(i, vcpu, vcpu->kvm) { - if (vcpu_vtimer(vcpu)->irq.irq != vtimer_irq || - vcpu_ptimer(vcpu)->irq.irq != ptimer_irq) + if (timer_irq(vcpu_vtimer(vcpu)) != vtimer_irq || + timer_irq(vcpu_ptimer(vcpu)) != ptimer_irq) return false; } @@ -1322,9 +1322,9 @@ bool kvm_arch_timer_get_input_level(int vintid) if (WARN(!vcpu, "No vcpu context!\n")) return false; - if (vintid == vcpu_vtimer(vcpu)->irq.irq) + if (vintid == timer_irq(vcpu_vtimer(vcpu))) timer = vcpu_vtimer(vcpu); - else if (vintid == vcpu_ptimer(vcpu)->irq.irq) + else if (vintid == timer_irq(vcpu_ptimer(vcpu))) timer = vcpu_ptimer(vcpu); else BUG(); @@ -1358,7 +1358,7 @@ int kvm_timer_enable(struct kvm_vcpu *vcpu) ret = kvm_vgic_map_phys_irq(vcpu, map.direct_vtimer->host_timer_irq, - map.direct_vtimer->irq.irq, + timer_irq(map.direct_vtimer), &arch_timer_irq_ops); if (ret) return ret; @@ -1366,7 +1366,7 @@ int kvm_timer_enable(struct kvm_vcpu *vcpu) if (map.direct_ptimer) { ret = kvm_vgic_map_phys_irq(vcpu, map.direct_ptimer->host_timer_irq, - map.direct_ptimer->irq.irq, + timer_irq(map.direct_ptimer), &arch_timer_irq_ops); } @@ -1391,8 +1391,8 @@ static void set_timer_irqs(struct kvm *kvm, int vtimer_irq, int ptimer_irq) unsigned long i; kvm_for_each_vcpu(i, vcpu, kvm) { - vcpu_vtimer(vcpu)->irq.irq = vtimer_irq; - vcpu_ptimer(vcpu)->irq.irq = ptimer_irq; + timer_irq(vcpu_vtimer(vcpu)) = vtimer_irq; + timer_irq(vcpu_ptimer(vcpu)) = ptimer_irq; } } @@ -1417,10 +1417,10 @@ int kvm_arm_timer_set_attr(struct kvm_vcpu *vcpu, struct kvm_device_attr *attr) switch (attr->attr) { case KVM_ARM_VCPU_TIMER_IRQ_VTIMER: - set_timer_irqs(vcpu->kvm, irq, ptimer->irq.irq); + set_timer_irqs(vcpu->kvm, irq, timer_irq(ptimer)); break; case KVM_ARM_VCPU_TIMER_IRQ_PTIMER: - set_timer_irqs(vcpu->kvm, vtimer->irq.irq, irq); + set_timer_irqs(vcpu->kvm, timer_irq(vtimer), irq); break; default: return -ENXIO; @@ -1446,7 +1446,7 @@ int kvm_arm_timer_get_attr(struct kvm_vcpu *vcpu, struct kvm_device_attr *attr) return -ENXIO; } - irq = timer->irq.irq; + irq = timer_irq(timer); return put_user(irq, uaddr); } |