PTP_CLK_MAGIC
#define PTP_CLOCK_GETCAPS _IOR(PTP_CLK_MAGIC, 1, struct ptp_clock_caps)
#define PTP_EXTTS_REQUEST _IOW(PTP_CLK_MAGIC, 2, struct ptp_extts_request)
#define PTP_PEROUT_REQUEST _IOW(PTP_CLK_MAGIC, 3, struct ptp_perout_request)
#define PTP_ENABLE_PPS _IOW(PTP_CLK_MAGIC, 4, int)
#define PTP_SYS_OFFSET _IOW(PTP_CLK_MAGIC, 5, struct ptp_sys_offset)
#define PTP_PIN_GETFUNC _IOWR(PTP_CLK_MAGIC, 6, struct ptp_pin_desc)
#define PTP_PIN_SETFUNC _IOW(PTP_CLK_MAGIC, 7, struct ptp_pin_desc)
_IOWR(PTP_CLK_MAGIC, 8, struct ptp_sys_offset_precise)
_IOWR(PTP_CLK_MAGIC, 9, struct ptp_sys_offset_extended)
#define PTP_CLOCK_GETCAPS2 _IOR(PTP_CLK_MAGIC, 10, struct ptp_clock_caps)
#define PTP_EXTTS_REQUEST2 _IOW(PTP_CLK_MAGIC, 11, struct ptp_extts_request)
#define PTP_PEROUT_REQUEST2 _IOW(PTP_CLK_MAGIC, 12, struct ptp_perout_request)
#define PTP_ENABLE_PPS2 _IOW(PTP_CLK_MAGIC, 13, int)
#define PTP_SYS_OFFSET2 _IOW(PTP_CLK_MAGIC, 14, struct ptp_sys_offset)
#define PTP_PIN_GETFUNC2 _IOWR(PTP_CLK_MAGIC, 15, struct ptp_pin_desc)
#define PTP_PIN_SETFUNC2 _IOW(PTP_CLK_MAGIC, 16, struct ptp_pin_desc)
_IOWR(PTP_CLK_MAGIC, 17, struct ptp_sys_offset_precise)
_IOWR(PTP_CLK_MAGIC, 18, struct ptp_sys_offset_extended)
#define PTP_MASK_CLEAR_ALL _IO(PTP_CLK_MAGIC, 19)
#define PTP_MASK_EN_SINGLE _IOW(PTP_CLK_MAGIC, 20, unsigned int)
_IOWR(PTP_CLK_MAGIC, 21, struct ptp_sys_offset_precise)
_IOWR(PTP_CLK_MAGIC, 22, struct ptp_sys_offset_extended)