diff options
| author | Yan Yankovskyi <yyankovskyi@gmail.com> | 2020-03-23 18:15:11 +0200 |
|---|---|---|
| committer | Juergen Gross <jgross@suse.com> | 2020-04-07 12:12:54 +0200 |
| commit | 0102e4efda76d0721bc744dd80258eb6cfa25fc3 (patch) | |
| tree | 223fbcfbd53559d99a828b32b7cbfc295d589638 /drivers/xen/events/events_internal.h | |
| parent | c3881eb58d56116c79ac4ee4f40fd15ead124c4b (diff) | |
xen: Use evtchn_type_t as a type for event channels
Make event channel functions pass event channel port using
evtchn_port_t type. It eliminates signed <-> unsigned conversion.
Signed-off-by: Yan Yankovskyi <yyankovskyi@gmail.com>
Reviewed-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Link: https://lore.kernel.org/r/20200323152343.GA28422@kbp1-lhp-F74019
Signed-off-by: Juergen Gross <jgross@suse.com>
Diffstat (limited to 'drivers/xen/events/events_internal.h')
| -rw-r--r-- | drivers/xen/events/events_internal.h | 30 |
1 files changed, 15 insertions, 15 deletions
diff --git a/drivers/xen/events/events_internal.h b/drivers/xen/events/events_internal.h index 82938cff6c7a..10684feb094e 100644 --- a/drivers/xen/events/events_internal.h +++ b/drivers/xen/events/events_internal.h @@ -33,7 +33,7 @@ struct irq_info { int refcnt; enum xen_irq_type type; /* type */ unsigned irq; - unsigned int evtchn; /* event channel */ + evtchn_port_t evtchn; /* event channel */ unsigned short cpu; /* cpu bound */ union { @@ -60,12 +60,12 @@ struct evtchn_ops { int (*setup)(struct irq_info *info); void (*bind_to_cpu)(struct irq_info *info, unsigned cpu); - void (*clear_pending)(unsigned port); - void (*set_pending)(unsigned port); - bool (*is_pending)(unsigned port); - bool (*test_and_set_mask)(unsigned port); - void (*mask)(unsigned port); - void (*unmask)(unsigned port); + void (*clear_pending)(evtchn_port_t port); + void (*set_pending)(evtchn_port_t port); + bool (*is_pending)(evtchn_port_t port); + bool (*test_and_set_mask)(evtchn_port_t port); + void (*mask)(evtchn_port_t port); + void (*unmask)(evtchn_port_t port); void (*handle_events)(unsigned cpu); void (*resume)(void); @@ -74,11 +74,11 @@ struct evtchn_ops { extern const struct evtchn_ops *evtchn_ops; extern int **evtchn_to_irq; -int get_evtchn_to_irq(unsigned int evtchn); +int get_evtchn_to_irq(evtchn_port_t evtchn); struct irq_info *info_for_irq(unsigned irq); unsigned cpu_from_irq(unsigned irq); -unsigned cpu_from_evtchn(unsigned int evtchn); +unsigned int cpu_from_evtchn(evtchn_port_t evtchn); static inline unsigned xen_evtchn_max_channels(void) { @@ -102,32 +102,32 @@ static inline void xen_evtchn_port_bind_to_cpu(struct irq_info *info, evtchn_ops->bind_to_cpu(info, cpu); } -static inline void clear_evtchn(unsigned port) +static inline void clear_evtchn(evtchn_port_t port) { evtchn_ops->clear_pending(port); } -static inline void set_evtchn(unsigned port) +static inline void set_evtchn(evtchn_port_t port) { evtchn_ops->set_pending(port); } -static inline bool test_evtchn(unsigned port) +static inline bool test_evtchn(evtchn_port_t port) { return evtchn_ops->is_pending(port); } -static inline bool test_and_set_mask(unsigned port) +static inline bool test_and_set_mask(evtchn_port_t port) { return evtchn_ops->test_and_set_mask(port); } -static inline void mask_evtchn(unsigned port) +static inline void mask_evtchn(evtchn_port_t port) { return evtchn_ops->mask(port); } -static inline void unmask_evtchn(unsigned port) +static inline void unmask_evtchn(evtchn_port_t port) { return evtchn_ops->unmask(port); } |