summaryrefslogtreecommitdiff
path: root/include/xen/events.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/xen/events.h')
-rw-r--r--include/xen/events.h38
1 files changed, 19 insertions, 19 deletions
diff --git a/include/xen/events.h b/include/xen/events.h
index 00f53ddcc062..f1b87ad48ac7 100644
--- a/include/xen/events.h
+++ b/include/xen/events.h
@@ -23,6 +23,12 @@ int bind_ipi_to_irqhandler(enum ipi_vector ipi,
unsigned long irqflags,
const char *devname,
void *dev_id);
+int bind_interdomain_evtchn_to_irqhandler(unsigned int remote_domain,
+ unsigned int remote_port,
+ 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.
@@ -41,9 +47,9 @@ static inline void notify_remote_via_evtchn(int port)
(void)HYPERVISOR_event_channel_op(EVTCHNOP_send, &send);
}
-extern void notify_remote_via_irq(int irq);
+void notify_remote_via_irq(int irq);
-extern void xen_irq_resume(void);
+void xen_irq_resume(void);
/* Clear an irq's pending state, in preparation for polling on it */
void xen_clear_irq_pending(int irq);
@@ -62,35 +68,29 @@ void xen_poll_irq_timeout(int irq, u64 timeout);
unsigned irq_from_evtchn(unsigned int evtchn);
/* Xen HVM evtchn vector callback */
-extern void xen_hvm_callback_vector(void);
+void xen_hvm_callback_vector(void);
extern int xen_have_vector_callback;
int xen_set_callback_via(uint64_t via);
void xen_evtchn_do_upcall(struct pt_regs *regs);
void xen_hvm_evtchn_do_upcall(void);
-/* Allocate an irq for a physical interrupt, given a gsi. "Legacy"
- * GSIs are identity mapped; others are dynamically allocated as
- * usual. */
-int xen_allocate_pirq(unsigned gsi, int shareable, char *name);
-int xen_map_pirq_gsi(unsigned pirq, unsigned gsi, int shareable, char *name);
+/* Allocate a pirq for a physical interrupt, given a gsi. */
+int xen_allocate_pirq_gsi(unsigned gsi);
+/* Bind a pirq for a physical interrupt to an irq. */
+int xen_bind_pirq_gsi_to_irq(unsigned gsi,
+ unsigned pirq, int shareable, char *name);
#ifdef CONFIG_PCI_MSI
-/* Allocate an irq and a pirq to be used with MSIs. */
-#define XEN_ALLOC_PIRQ (1 << 0)
-#define XEN_ALLOC_IRQ (1 << 1)
-void xen_allocate_pirq_msi(char *name, int *irq, int *pirq, int alloc_mask);
-int xen_create_msi_irq(struct pci_dev *dev, struct msi_desc *msidesc, int type);
+/* Allocate a pirq for a MSI style physical interrupt. */
+int xen_allocate_pirq_msi(struct pci_dev *dev, struct msi_desc *msidesc);
+/* Bind an PSI pirq to an irq. */
+int xen_bind_pirq_msi_to_irq(struct pci_dev *dev, struct msi_desc *msidesc,
+ int pirq, int vector, const char *name);
#endif
/* De-allocates the above mentioned physical interrupt. */
int xen_destroy_irq(int irq);
-/* Return vector allocated to pirq */
-int xen_vector_from_irq(unsigned pirq);
-
-/* Return gsi allocated to pirq */
-int xen_gsi_from_irq(unsigned pirq);
-
/* Return irq from pirq */
int xen_irq_from_pirq(unsigned pirq);