3  * PTP 1588 clock support
19  * struct ptp_clock_request - request PTP clock event
57  * struct ptp_clock_info - describes a PTP hardware clock
143  * @verify:   Confirm that a pin can perform a given function. The PTP
176 	int (*adjfine)(struct ptp_clock_info *ptp, long scaled_ppm);
177 	int (*adjphase)(struct ptp_clock_info *ptp, s32 phase);
178 	s32 (*getmaxphase)(struct ptp_clock_info *ptp);
179 	int (*adjtime)(struct ptp_clock_info *ptp, s64 delta);
180 	int (*gettime64)(struct ptp_clock_info *ptp, struct timespec64 *ts);
181 	int (*gettimex64)(struct ptp_clock_info *ptp, struct timespec64 *ts,
183 	int (*getcrosststamp)(struct ptp_clock_info *ptp,
186 	int (*getcycles64)(struct ptp_clock_info *ptp, struct timespec64 *ts);
187 	int (*getcyclesx64)(struct ptp_clock_info *ptp, struct timespec64 *ts,
189 	int (*getcrosscycles)(struct ptp_clock_info *ptp,
191 	int (*enable)(struct ptp_clock_info *ptp,
193 	int (*verify)(struct ptp_clock_info *ptp, unsigned int pin,
195 	long (*do_aux_work)(struct ptp_clock_info *ptp);
208  * struct ptp_clock_event - decribes a PTP hardware clock event
300  * ptp_clock_register() - register a PTP hardware clock driver
315  * ptp_clock_unregister() - unregister a PTP hardware clock driver
317  * @ptp:  The clock to remove from service.
320 extern int ptp_clock_unregister(struct ptp_clock *ptp);
323  * ptp_clock_event() - notify the PTP layer about an event
325  * @ptp:    The clock obtained from ptp_clock_register().
329 extern void ptp_clock_event(struct ptp_clock *ptp,
333  * ptp_clock_index() - obtain the device index of a PTP clock
335  * @ptp:    The clock obtained from ptp_clock_register().
338 extern int ptp_clock_index(struct ptp_clock *ptp);
349  * @ptp:    The clock obtained from ptp_clock_register().
356 int ptp_find_pin(struct ptp_clock *ptp,
367 * @ptp:    The clock obtained from ptp_clock_register().
374 int ptp_find_pin_unlocked(struct ptp_clock *ptp,
378  * ptp_schedule_worker() - schedule ptp auxiliary work
380  * @ptp:    The clock obtained from ptp_clock_register().
385 int ptp_schedule_worker(struct ptp_clock *ptp, unsigned long delay);
388  * ptp_cancel_worker_sync() - cancel ptp auxiliary clock
390  * @ptp:     The clock obtained from ptp_clock_register().
392 void ptp_cancel_worker_sync(struct ptp_clock *ptp);
398 static inline int ptp_clock_unregister(struct ptp_clock *ptp)  in ptp_clock_unregister()  argument
400 static inline void ptp_clock_event(struct ptp_clock *ptp,  in ptp_clock_event()  argument
403 static inline int ptp_clock_index(struct ptp_clock *ptp)  in ptp_clock_index()  argument
405 static inline int ptp_find_pin(struct ptp_clock *ptp,  in ptp_find_pin()  argument
408 static inline int ptp_find_pin_unlocked(struct ptp_clock *ptp,  in ptp_find_pin_unlocked()  argument
412 static inline int ptp_schedule_worker(struct ptp_clock *ptp,  in ptp_schedule_worker()  argument
415 static inline void ptp_cancel_worker_sync(struct ptp_clock *ptp)  in ptp_cancel_worker_sync()  argument
421  * These are called by the network core, and don't work if PTP is in
430  * @pclock_index: phc index of ptp pclock.
438  * ptp_convert_timestamp() - convert timestamp to a ptp vclock time
441  * @vclock_index: phc index of ptp vclock.