Contributors: 26
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Eddie Dong |
142 |
29.65% |
3 |
4.92% |
| Avi Kivity |
89 |
18.58% |
8 |
13.11% |
| Sean Christopherson |
41 |
8.56% |
6 |
9.84% |
| Marcelo Tosatti |
30 |
6.26% |
6 |
9.84% |
| Radim Krčmář |
28 |
5.85% |
2 |
3.28% |
| Gleb Natapov |
22 |
4.59% |
4 |
6.56% |
| Steve Rutherford |
20 |
4.18% |
2 |
3.28% |
| Xiantao Zhang |
15 |
3.13% |
2 |
3.28% |
| David Hildenbrand |
15 |
3.13% |
3 |
4.92% |
| Hollis Blanchard |
14 |
2.92% |
2 |
3.28% |
| Sheng Yang |
13 |
2.71% |
4 |
6.56% |
| Sasha Levin |
8 |
1.67% |
1 |
1.64% |
| Jan Kiszka |
7 |
1.46% |
3 |
4.92% |
| Wei Yongjun |
6 |
1.25% |
1 |
1.64% |
| Yang Zhang |
6 |
1.25% |
2 |
3.28% |
| Paolo Bonzini |
4 |
0.84% |
1 |
1.64% |
| Ben-Ami Yassour |
4 |
0.84% |
1 |
1.64% |
| Qing He |
2 |
0.42% |
1 |
1.64% |
| Hao Peng |
2 |
0.42% |
1 |
1.64% |
| Joerg Roedel |
2 |
0.42% |
1 |
1.64% |
| Michael S. Tsirkin |
2 |
0.42% |
2 |
3.28% |
| Thomas Gleixner |
2 |
0.42% |
1 |
1.64% |
| Chao Peng |
2 |
0.42% |
1 |
1.64% |
| Alex Williamson |
1 |
0.21% |
1 |
1.64% |
| Andre Przywara |
1 |
0.21% |
1 |
1.64% |
| Maciej W. Rozycki |
1 |
0.21% |
1 |
1.64% |
| Total |
479 |
|
61 |
|
/* SPDX-License-Identifier: GPL-2.0-only */
/*
* irq.h: in kernel interrupt controller related definitions
* Copyright (c) 2007, Intel Corporation.
*
* Authors:
* Yaozu (Eddie) Dong <Eddie.dong@intel.com>
*/
#ifndef __IRQ_H
#define __IRQ_H
#include <linux/mm_types.h>
#include <linux/hrtimer.h>
#include <linux/kvm_host.h>
#include <linux/spinlock.h>
#include <kvm/iodev.h>
#include "lapic.h"
#ifdef CONFIG_KVM_IOAPIC
#define PIC_NUM_PINS 16
#define SELECT_PIC(irq) \
((irq) < 8 ? KVM_IRQCHIP_PIC_MASTER : KVM_IRQCHIP_PIC_SLAVE)
struct kvm;
struct kvm_vcpu;
struct kvm_kpic_state {
u8 last_irr; /* edge detection */
u8 irr; /* interrupt request register */
u8 imr; /* interrupt mask register */
u8 isr; /* interrupt service register */
u8 priority_add; /* highest irq priority */
u8 irq_base;
u8 read_reg_select;
u8 poll;
u8 special_mask;
u8 init_state;
u8 auto_eoi;
u8 rotate_on_auto_eoi;
u8 special_fully_nested_mode;
u8 init4; /* true if 4 byte init */
u8 elcr; /* PIIX edge/trigger selection */
u8 elcr_mask;
u8 isr_ack; /* interrupt ack detection */
struct kvm_pic *pics_state;
};
struct kvm_pic {
spinlock_t lock;
bool wakeup_needed;
unsigned pending_acks;
struct kvm *kvm;
struct kvm_kpic_state pics[2]; /* 0 is master pic, 1 is slave pic */
int output; /* intr from master PIC */
struct kvm_io_device dev_master;
struct kvm_io_device dev_slave;
struct kvm_io_device dev_elcr;
unsigned long irq_states[PIC_NUM_PINS];
};
int kvm_pic_init(struct kvm *kvm);
void kvm_pic_destroy(struct kvm *kvm);
int kvm_pic_read_irq(struct kvm *kvm);
void kvm_pic_update_irq(struct kvm_pic *s);
int kvm_pic_set_irq(struct kvm_kernel_irq_routing_entry *e, struct kvm *kvm,
int irq_source_id, int level, bool line_status);
int kvm_setup_default_ioapic_and_pic_routing(struct kvm *kvm);
int kvm_vm_ioctl_get_irqchip(struct kvm *kvm, struct kvm_irqchip *chip);
int kvm_vm_ioctl_set_irqchip(struct kvm *kvm, struct kvm_irqchip *chip);
static inline int irqchip_full(struct kvm *kvm)
{
int mode = kvm->arch.irqchip_mode;
/* Matches smp_wmb() when setting irqchip_mode */
smp_rmb();
return mode == KVM_IRQCHIP_KERNEL;
}
#else /* CONFIG_KVM_IOAPIC */
static __always_inline int irqchip_full(struct kvm *kvm)
{
return false;
}
#endif
static inline int pic_in_kernel(struct kvm *kvm)
{
return irqchip_full(kvm);
}
static inline int irqchip_split(struct kvm *kvm)
{
int mode = kvm->arch.irqchip_mode;
/* Matches smp_wmb() when setting irqchip_mode */
smp_rmb();
return mode == KVM_IRQCHIP_SPLIT;
}
static inline int irqchip_in_kernel(struct kvm *kvm)
{
int mode = kvm->arch.irqchip_mode;
/* Matches smp_wmb() when setting irqchip_mode */
smp_rmb();
return mode != KVM_IRQCHIP_NONE;
}
void kvm_inject_pending_timer_irqs(struct kvm_vcpu *vcpu);
void kvm_inject_apic_timer_irqs(struct kvm_vcpu *vcpu);
void kvm_apic_nmi_wd_deliver(struct kvm_vcpu *vcpu);
void __kvm_migrate_apic_timer(struct kvm_vcpu *vcpu);
void __kvm_migrate_pit_timer(struct kvm_vcpu *vcpu);
void __kvm_migrate_timers(struct kvm_vcpu *vcpu);
int apic_has_pending_timer(struct kvm_vcpu *vcpu);
int kvm_irq_delivery_to_apic(struct kvm *kvm, struct kvm_lapic *src,
struct kvm_lapic_irq *irq,
struct dest_map *dest_map);
#endif