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authorAndrew Jones <drjones@redhat.com>2017-09-04 15:21:54 +0100
committerPeter Maydell <peter.maydell@linaro.org>2017-09-04 15:21:54 +0100
commit3f07cb2aabdfcc27ee30cf85c39619a82d364f83 (patch)
treec62d128a9af401a6f2e40359f4a1b032967ea909 /hw
parent07f48730bc4ec99f128901705336eb455f674694 (diff)
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target/arm/kvm: pmu: split init and set-irq stages
When adding a PMU with a userspace irqchip we skip the set-irq stage of device creation. Split the 'create' function into two functions 'init' and 'set-irq' so they may be called separately. Signed-off-by: Andrew Jones <drjones@redhat.com> Reviewed-by: Christoffer Dall <cdall@linaro.org> Message-id: 1500471597-2517-3-git-send-email-drjones@redhat.com Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'hw')
-rw-r--r--hw/arm/virt.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/hw/arm/virt.c b/hw/arm/virt.c
index a06ec13..d6e2486 100644
--- a/hw/arm/virt.c
+++ b/hw/arm/virt.c
@@ -492,10 +492,17 @@ static void fdt_add_pmu_nodes(const VirtMachineState *vms)
CPU_FOREACH(cpu) {
armcpu = ARM_CPU(cpu);
- if (!arm_feature(&armcpu->env, ARM_FEATURE_PMU) ||
- (kvm_enabled() && !kvm_arm_pmu_create(cpu, PPI(VIRTUAL_PMU_IRQ)))) {
+ if (!arm_feature(&armcpu->env, ARM_FEATURE_PMU)) {
return;
}
+ if (kvm_enabled()) {
+ if (!kvm_arm_pmu_set_irq(cpu, PPI(VIRTUAL_PMU_IRQ))) {
+ return;
+ }
+ if (!kvm_arm_pmu_init(cpu)) {
+ return;
+ }
+ }
}
if (vms->gic_version == 2) {