PTP_CLK_MAGIC     120 include/uapi/linux/ptp_clock.h #define PTP_CLOCK_GETCAPS  _IOR(PTP_CLK_MAGIC, 1, struct ptp_clock_caps)
PTP_CLK_MAGIC     121 include/uapi/linux/ptp_clock.h #define PTP_EXTTS_REQUEST  _IOW(PTP_CLK_MAGIC, 2, struct ptp_extts_request)
PTP_CLK_MAGIC     122 include/uapi/linux/ptp_clock.h #define PTP_PEROUT_REQUEST _IOW(PTP_CLK_MAGIC, 3, struct ptp_perout_request)
PTP_CLK_MAGIC     123 include/uapi/linux/ptp_clock.h #define PTP_ENABLE_PPS     _IOW(PTP_CLK_MAGIC, 4, int)
PTP_CLK_MAGIC     124 include/uapi/linux/ptp_clock.h #define PTP_SYS_OFFSET     _IOW(PTP_CLK_MAGIC, 5, struct ptp_sys_offset)
PTP_CLK_MAGIC     125 include/uapi/linux/ptp_clock.h #define PTP_PIN_GETFUNC    _IOWR(PTP_CLK_MAGIC, 6, struct ptp_pin_desc)
PTP_CLK_MAGIC     126 include/uapi/linux/ptp_clock.h #define PTP_PIN_SETFUNC    _IOW(PTP_CLK_MAGIC, 7, struct ptp_pin_desc)