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e46cdb66 JF |
1 | #ifndef _XEN_EVENTS_H |
2 | #define _XEN_EVENTS_H | |
3 | ||
f87e4cac JF |
4 | #include <linux/interrupt.h> |
5 | ||
6 | #include <xen/interface/event_channel.h> | |
7 | #include <asm/xen/hypercall.h> | |
e849c3e9 | 8 | #include <asm/xen/events.h> |
e46cdb66 | 9 | |
b536b4b9 | 10 | int bind_evtchn_to_irq(unsigned int evtchn); |
e46cdb66 | 11 | int bind_evtchn_to_irqhandler(unsigned int evtchn, |
f87e4cac | 12 | irq_handler_t handler, |
e46cdb66 JF |
13 | unsigned long irqflags, const char *devname, |
14 | void *dev_id); | |
15 | int bind_virq_to_irqhandler(unsigned int virq, unsigned int cpu, | |
f87e4cac JF |
16 | irq_handler_t handler, |
17 | unsigned long irqflags, const char *devname, | |
18 | void *dev_id); | |
19 | int bind_ipi_to_irqhandler(enum ipi_vector ipi, | |
20 | unsigned int cpu, | |
21 | irq_handler_t handler, | |
22 | unsigned long irqflags, | |
23 | const char *devname, | |
24 | void *dev_id); | |
e46cdb66 JF |
25 | |
26 | /* | |
27 | * Common unbind function for all event sources. Takes IRQ to unbind from. | |
28 | * Automatically closes the underlying event channel (even for bindings | |
29 | * made with bind_evtchn_to_irqhandler()). | |
30 | */ | |
31 | void unbind_from_irqhandler(unsigned int irq, void *dev_id); | |
32 | ||
f87e4cac | 33 | void xen_send_IPI_one(unsigned int cpu, enum ipi_vector vector); |
642e0c88 | 34 | int resend_irq_on_evtchn(unsigned int irq); |
f87e4cac | 35 | |
e46cdb66 JF |
36 | static inline void notify_remote_via_evtchn(int port) |
37 | { | |
38 | struct evtchn_send send = { .port = port }; | |
39 | (void)HYPERVISOR_event_channel_op(EVTCHNOP_send, &send); | |
40 | } | |
41 | ||
42 | extern void notify_remote_via_irq(int irq); | |
43 | #endif /* _XEN_EVENTS_H */ |