| Bryan O'Donoghue | 970dc85 | 2016-06-05 14:03:26 +0100 | [diff] [blame] | 1 | /* |
| 2 | * TimeSync API driver. |
| 3 | * |
| 4 | * Copyright 2016 Google Inc. |
| 5 | * Copyright 2016 Linaro Ltd. |
| 6 | * |
| 7 | * Released under the GPLv2 only. |
| 8 | */ |
| 9 | |
| 10 | #ifndef __TIMESYNC_H |
| 11 | #define __TIMESYNC_H |
| 12 | |
| 13 | struct gb_svc; |
| 14 | struct gb_interface; |
| 15 | struct gb_timesync_svc; |
| 16 | |
| 17 | /* Platform */ |
| 18 | u64 gb_timesync_platform_get_counter(void); |
| 19 | u32 gb_timesync_platform_get_clock_rate(void); |
| 20 | int gb_timesync_platform_lock_bus(struct gb_timesync_svc *pdata); |
| 21 | void gb_timesync_platform_unlock_bus(void); |
| 22 | |
| 23 | int gb_timesync_platform_init(void); |
| 24 | void gb_timesync_platform_exit(void); |
| 25 | |
| 26 | /* Core API */ |
| 27 | int gb_timesync_interface_add(struct gb_interface *interface); |
| 28 | void gb_timesync_interface_remove(struct gb_interface *interface); |
| 29 | int gb_timesync_svc_add(struct gb_svc *svc); |
| 30 | void gb_timesync_svc_remove(struct gb_svc *svc); |
| 31 | |
| 32 | u64 gb_timesync_get_frame_time_by_interface(struct gb_interface *interface); |
| 33 | u64 gb_timesync_get_frame_time_by_svc(struct gb_svc *svc); |
| Bryan O'Donoghue | 00fdbae | 2016-06-05 14:03:29 +0100 | [diff] [blame] | 34 | int gb_timesync_to_timespec_by_svc(struct gb_svc *svc, u64 frame_time, |
| 35 | struct timespec *ts); |
| 36 | int gb_timesync_to_timespec_by_interface(struct gb_interface *interface, |
| 37 | u64 frame_time, struct timespec *ts); |
| Bryan O'Donoghue | 970dc85 | 2016-06-05 14:03:26 +0100 | [diff] [blame] | 38 | |
| 39 | int gb_timesync_schedule_synchronous(struct gb_interface *intf); |
| 40 | void gb_timesync_schedule_asynchronous(struct gb_interface *intf); |
| 41 | void gb_timesync_irq(struct gb_timesync_svc *timesync_svc); |
| 42 | int gb_timesync_init(void); |
| 43 | void gb_timesync_exit(void); |
| 44 | |
| 45 | #endif /* __TIMESYNC_H */ |