3  * PTP 1588 clock support
19  * struct ptp_clock_request - request PTP clock event
55  * struct ptp_clock_info - describes a PTP hardware clock
115  * @verify:   Confirm that a pin can perform a given function. The PTP
148 	int (*adjfine)(struct ptp_clock_info *ptp, long scaled_ppm);
149 	int (*adjfreq)(struct ptp_clock_info *ptp, s32 delta);
150 	int (*adjphase)(struct ptp_clock_info *ptp, s32 phase);
151 	int (*adjtime)(struct ptp_clock_info *ptp, s64 delta);
152 	int (*gettime64)(struct ptp_clock_info *ptp, struct timespec64 *ts);
153 	int (*gettimex64)(struct ptp_clock_info *ptp, struct timespec64 *ts,
155 	int (*getcrosststamp)(struct ptp_clock_info *ptp,
158 	int (*enable)(struct ptp_clock_info *ptp,
160 	int (*verify)(struct ptp_clock_info *ptp, unsigned int pin,
162 	long (*do_aux_work)(struct ptp_clock_info *ptp);
175  * struct ptp_clock_event - decribes a PTP hardware clock event
221  * ptp_clock_register() - register a PTP hardware clock driver
236  * ptp_clock_unregister() - unregister a PTP hardware clock driver
238  * @ptp:  The clock to remove from service.
241 extern int ptp_clock_unregister(struct ptp_clock *ptp);
244  * ptp_clock_event() - notify the PTP layer about an event
246  * @ptp:    The clock obtained from ptp_clock_register().
250 extern void ptp_clock_event(struct ptp_clock *ptp,
254  * ptp_clock_index() - obtain the device index of a PTP clock
256  * @ptp:    The clock obtained from ptp_clock_register().
259 extern int ptp_clock_index(struct ptp_clock *ptp);
270  * @ptp:    The clock obtained from ptp_clock_register().
277 int ptp_find_pin(struct ptp_clock *ptp,
290 int ptp_find_pin_unlocked(struct ptp_clock *ptp,
294  * ptp_schedule_worker() - schedule ptp auxiliary work
296  * @ptp:    The clock obtained from ptp_clock_register().
301 int ptp_schedule_worker(struct ptp_clock *ptp, unsigned long delay);
304  * ptp_cancel_worker_sync() - cancel ptp auxiliary clock
306  * @ptp:     The clock obtained from ptp_clock_register().
308 void ptp_cancel_worker_sync(struct ptp_clock *ptp);
314 static inline int ptp_clock_unregister(struct ptp_clock *ptp)  in ptp_clock_unregister()  argument
316 static inline void ptp_clock_event(struct ptp_clock *ptp,  in ptp_clock_event()  argument
319 static inline int ptp_clock_index(struct ptp_clock *ptp)  in ptp_clock_index()  argument
321 static inline int ptp_find_pin(struct ptp_clock *ptp,  in ptp_find_pin()  argument
324 static inline int ptp_schedule_worker(struct ptp_clock *ptp,  in ptp_schedule_worker()  argument
327 static inline void ptp_cancel_worker_sync(struct ptp_clock *ptp)  in ptp_cancel_worker_sync()  argument
333  * These are called by the network core, and don't work if PTP is in
342  * @pclock_index: phc index of ptp pclock.
350  * ptp_convert_timestamp() - convert timestamp to a ptp vclock time
353  * @vclock_index: phc index of ptp vclock.