46 lines
1.4 KiB
C
46 lines
1.4 KiB
C
/*
|
|
* TimeSync API driver.
|
|
*
|
|
* Copyright 2016 Google Inc.
|
|
* Copyright 2016 Linaro Ltd.
|
|
*
|
|
* Released under the GPLv2 only.
|
|
*/
|
|
|
|
#ifndef __TIMESYNC_H
|
|
#define __TIMESYNC_H
|
|
|
|
struct gb_svc;
|
|
struct gb_interface;
|
|
struct gb_timesync_svc;
|
|
|
|
/* Platform */
|
|
u64 gb_timesync_platform_get_counter(void);
|
|
u32 gb_timesync_platform_get_clock_rate(void);
|
|
int gb_timesync_platform_lock_bus(struct gb_timesync_svc *pdata);
|
|
void gb_timesync_platform_unlock_bus(void);
|
|
|
|
int gb_timesync_platform_init(void);
|
|
void gb_timesync_platform_exit(void);
|
|
|
|
/* Core API */
|
|
int gb_timesync_interface_add(struct gb_interface *interface);
|
|
void gb_timesync_interface_remove(struct gb_interface *interface);
|
|
int gb_timesync_svc_add(struct gb_svc *svc);
|
|
void gb_timesync_svc_remove(struct gb_svc *svc);
|
|
|
|
u64 gb_timesync_get_frame_time_by_interface(struct gb_interface *interface);
|
|
u64 gb_timesync_get_frame_time_by_svc(struct gb_svc *svc);
|
|
int gb_timesync_to_timespec_by_svc(struct gb_svc *svc, u64 frame_time,
|
|
struct timespec *ts);
|
|
int gb_timesync_to_timespec_by_interface(struct gb_interface *interface,
|
|
u64 frame_time, struct timespec *ts);
|
|
|
|
int gb_timesync_schedule_synchronous(struct gb_interface *intf);
|
|
void gb_timesync_schedule_asynchronous(struct gb_interface *intf);
|
|
void gb_timesync_irq(struct gb_timesync_svc *timesync_svc);
|
|
int gb_timesync_init(void);
|
|
void gb_timesync_exit(void);
|
|
|
|
#endif /* __TIMESYNC_H */
|