diff options
Diffstat (limited to 'arch/x86/kvm/i8254.h')
| -rw-r--r-- | arch/x86/kvm/i8254.h | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/arch/x86/kvm/i8254.h b/arch/x86/kvm/i8254.h index d4c1c7ffdc0..dd1b16b611b 100644 --- a/arch/x86/kvm/i8254.h +++ b/arch/x86/kvm/i8254.h @@ -1,6 +1,8 @@ #ifndef __I8254_H #define __I8254_H +#include <linux/kthread.h> + #include "iodev.h" struct kvm_kpit_channel_state { @@ -22,8 +24,12 @@ struct kvm_kpit_channel_state { struct kvm_kpit_state { struct kvm_kpit_channel_state channels[3]; u32 flags; - struct kvm_timer pit_timer; bool is_periodic; + s64 period; /* unit: ns */ + struct hrtimer timer; + atomic_t pending; /* accumulated triggered timers */ + bool reinject; + struct kvm *kvm; u32 speaker_data_on; struct mutex lock; struct kvm_pit *pit; @@ -33,13 +39,15 @@ struct kvm_kpit_state { }; struct kvm_pit { - unsigned long base_addresss; struct kvm_io_device dev; struct kvm_io_device speaker_dev; struct kvm *kvm; struct kvm_kpit_state pit_state; int irq_source_id; struct kvm_irq_mask_notifier mask_notifier; + struct kthread_worker worker; + struct task_struct *worker_task; + struct kthread_work expired; }; #define KVM_PIT_BASE_ADDRESS 0x40 @@ -49,7 +57,6 @@ struct kvm_pit { #define KVM_MAX_PIT_INTR_INTERVAL HZ / 100 #define KVM_PIT_CHANNEL_MASK 0x3 -void kvm_inject_pit_timer_irqs(struct kvm_vcpu *vcpu); void kvm_pit_load_count(struct kvm *kvm, int channel, u32 val, int hpet_legacy_start); struct kvm_pit *kvm_create_pit(struct kvm *kvm, u32 flags); void kvm_free_pit(struct kvm *kvm); |