| #ifndef _XEN_EVENTS_H |
| #define _XEN_EVENTS_H |
| |
| #include <linux/interrupt.h> |
| |
| #include <xen/interface/event_channel.h> |
| #include <asm/xen/hypercall.h> |
| #include <asm/xen/events.h> |
| |
| int bind_evtchn_to_irq(unsigned int evtchn); |
| int bind_evtchn_to_irqhandler(unsigned int evtchn, |
| irq_handler_t handler, |
| unsigned long irqflags, const char *devname, |
| void *dev_id); |
| int bind_virq_to_irqhandler(unsigned int virq, unsigned int cpu, |
| irq_handler_t handler, |
| unsigned long irqflags, const char *devname, |
| void *dev_id); |
| int bind_ipi_to_irqhandler(enum ipi_vector ipi, |
| unsigned int cpu, |
| irq_handler_t handler, |
| unsigned long irqflags, |
| const char *devname, |
| void *dev_id); |
| |
| /* |
| * Common unbind function for all event sources. Takes IRQ to unbind from. |
| * Automatically closes the underlying event channel (even for bindings |
| * made with bind_evtchn_to_irqhandler()). |
| */ |
| void unbind_from_irqhandler(unsigned int irq, void *dev_id); |
| |
| void xen_send_IPI_one(unsigned int cpu, enum ipi_vector vector); |
| int resend_irq_on_evtchn(unsigned int irq); |
| void rebind_evtchn_irq(int evtchn, int irq); |
| |
| static inline void notify_remote_via_evtchn(int port) |
| { |
| struct evtchn_send send = { .port = port }; |
| (void)HYPERVISOR_event_channel_op(EVTCHNOP_send, &send); |
| } |
| |
| extern void notify_remote_via_irq(int irq); |
| |
| extern void xen_irq_resume(void); |
| |
| #endif /* _XEN_EVENTS_H */ |