diff options
Diffstat (limited to 'drivers/xen/events/events_internal.h')
| -rw-r--r-- | drivers/xen/events/events_internal.h | 14 |
1 files changed, 11 insertions, 3 deletions
diff --git a/drivers/xen/events/events_internal.h b/drivers/xen/events/events_internal.h index 558abea19d0d..aac05cf52ced 100644 --- a/drivers/xen/events/events_internal.h +++ b/drivers/xen/events/events_internal.h @@ -30,11 +30,15 @@ enum xen_irq_type { */ struct irq_info { struct list_head list; + struct list_head eoi_list; int refcnt; enum xen_irq_type type; /* type */ unsigned irq; evtchn_port_t evtchn; /* event channel */ unsigned short cpu; /* cpu bound */ + unsigned short eoi_cpu; /* EOI must happen on this cpu */ + unsigned int irq_epoch; /* If eoi_cpu valid: irq_epoch of event */ + u64 eoi_time; /* Time in jiffies when to EOI. */ union { unsigned short virq; @@ -53,6 +57,8 @@ struct irq_info { #define PIRQ_SHAREABLE (1 << 1) #define PIRQ_MSI_GROUP (1 << 2) +struct evtchn_loop_ctrl; + struct evtchn_ops { unsigned (*max_channels)(void); unsigned (*nr_channels)(void); @@ -67,7 +73,7 @@ struct evtchn_ops { void (*mask)(evtchn_port_t port); void (*unmask)(evtchn_port_t port); - void (*handle_events)(unsigned cpu); + void (*handle_events)(unsigned cpu, struct evtchn_loop_ctrl *ctrl); void (*resume)(void); int (*percpu_init)(unsigned int cpu); @@ -78,6 +84,7 @@ extern const struct evtchn_ops *evtchn_ops; extern int **evtchn_to_irq; int get_evtchn_to_irq(evtchn_port_t evtchn); +void handle_irq_for_port(evtchn_port_t port, struct evtchn_loop_ctrl *ctrl); struct irq_info *info_for_irq(unsigned irq); unsigned cpu_from_irq(unsigned irq); @@ -135,9 +142,10 @@ static inline void unmask_evtchn(evtchn_port_t port) return evtchn_ops->unmask(port); } -static inline void xen_evtchn_handle_events(unsigned cpu) +static inline void xen_evtchn_handle_events(unsigned cpu, + struct evtchn_loop_ctrl *ctrl) { - return evtchn_ops->handle_events(cpu); + return evtchn_ops->handle_events(cpu, ctrl); } static inline void xen_evtchn_resume(void) |