1 /**************************************************************************** 2 **************************************************************************** 3 *** 4 *** This header was automatically generated from a Linux kernel header 5 *** of the same name, to make information necessary for userspace to 6 *** call into the kernel available to libc. It contains only constants, 7 *** structures, and macros generated from the original header, and thus, 8 *** contains no copyrightable information. 9 *** 10 *** To edit the content of this header, modify the corresponding 11 *** source file (e.g. under external/kernel-headers/original/) then 12 *** run bionic/libc/kernel/tools/update_all.py 13 *** 14 *** Any manual change here will be lost the next time this script will 15 *** be run. You've been warned! 16 *** 17 **************************************************************************** 18 ****************************************************************************/ 19 #ifndef _PTP_CLOCK_H_ 20 #define _PTP_CLOCK_H_ 21 #include <linux/ioctl.h> 22 #include <linux/types.h> 23 #define PTP_ENABLE_FEATURE (1 << 0) 24 #define PTP_RISING_EDGE (1 << 1) 25 #define PTP_FALLING_EDGE (1 << 2) 26 #define PTP_STRICT_FLAGS (1 << 3) 27 #define PTP_EXTTS_EDGES (PTP_RISING_EDGE | PTP_FALLING_EDGE) 28 #define PTP_EXTTS_VALID_FLAGS (PTP_ENABLE_FEATURE | PTP_RISING_EDGE | PTP_FALLING_EDGE | PTP_STRICT_FLAGS) 29 #define PTP_EXTTS_V1_VALID_FLAGS (PTP_ENABLE_FEATURE | PTP_RISING_EDGE | PTP_FALLING_EDGE) 30 #define PTP_PEROUT_ONE_SHOT (1 << 0) 31 #define PTP_PEROUT_DUTY_CYCLE (1 << 1) 32 #define PTP_PEROUT_PHASE (1 << 2) 33 #define PTP_PEROUT_VALID_FLAGS (PTP_PEROUT_ONE_SHOT | PTP_PEROUT_DUTY_CYCLE | PTP_PEROUT_PHASE) 34 #define PTP_PEROUT_V1_VALID_FLAGS (0) 35 struct ptp_clock_time { 36 __s64 sec; 37 __u32 nsec; 38 __u32 reserved; 39 }; 40 struct ptp_clock_caps { 41 int max_adj; 42 int n_alarm; 43 int n_ext_ts; 44 int n_per_out; 45 int pps; 46 int n_pins; 47 int cross_timestamping; 48 int adjust_phase; 49 int rsv[12]; 50 }; 51 struct ptp_extts_request { 52 unsigned int index; 53 unsigned int flags; 54 unsigned int rsv[2]; 55 }; 56 struct ptp_perout_request { 57 union { 58 struct ptp_clock_time start; 59 struct ptp_clock_time phase; 60 }; 61 struct ptp_clock_time period; 62 unsigned int index; 63 unsigned int flags; 64 union { 65 struct ptp_clock_time on; 66 unsigned int rsv[4]; 67 }; 68 }; 69 #define PTP_MAX_SAMPLES 25 70 struct ptp_sys_offset { 71 unsigned int n_samples; 72 unsigned int rsv[3]; 73 struct ptp_clock_time ts[2 * PTP_MAX_SAMPLES + 1]; 74 }; 75 struct ptp_sys_offset_extended { 76 unsigned int n_samples; 77 unsigned int rsv[3]; 78 struct ptp_clock_time ts[PTP_MAX_SAMPLES][3]; 79 }; 80 struct ptp_sys_offset_precise { 81 struct ptp_clock_time device; 82 struct ptp_clock_time sys_realtime; 83 struct ptp_clock_time sys_monoraw; 84 unsigned int rsv[4]; 85 }; 86 enum ptp_pin_function { 87 PTP_PF_NONE, 88 PTP_PF_EXTTS, 89 PTP_PF_PEROUT, 90 PTP_PF_PHYSYNC, 91 }; 92 struct ptp_pin_desc { 93 char name[64]; 94 unsigned int index; 95 unsigned int func; 96 unsigned int chan; 97 unsigned int rsv[5]; 98 }; 99 #define PTP_CLK_MAGIC '=' 100 #define PTP_CLOCK_GETCAPS _IOR(PTP_CLK_MAGIC, 1, struct ptp_clock_caps) 101 #define PTP_EXTTS_REQUEST _IOW(PTP_CLK_MAGIC, 2, struct ptp_extts_request) 102 #define PTP_PEROUT_REQUEST _IOW(PTP_CLK_MAGIC, 3, struct ptp_perout_request) 103 #define PTP_ENABLE_PPS _IOW(PTP_CLK_MAGIC, 4, int) 104 #define PTP_SYS_OFFSET _IOW(PTP_CLK_MAGIC, 5, struct ptp_sys_offset) 105 #define PTP_PIN_GETFUNC _IOWR(PTP_CLK_MAGIC, 6, struct ptp_pin_desc) 106 #define PTP_PIN_SETFUNC _IOW(PTP_CLK_MAGIC, 7, struct ptp_pin_desc) 107 #define PTP_SYS_OFFSET_PRECISE _IOWR(PTP_CLK_MAGIC, 8, struct ptp_sys_offset_precise) 108 #define PTP_SYS_OFFSET_EXTENDED _IOWR(PTP_CLK_MAGIC, 9, struct ptp_sys_offset_extended) 109 #define PTP_CLOCK_GETCAPS2 _IOR(PTP_CLK_MAGIC, 10, struct ptp_clock_caps) 110 #define PTP_EXTTS_REQUEST2 _IOW(PTP_CLK_MAGIC, 11, struct ptp_extts_request) 111 #define PTP_PEROUT_REQUEST2 _IOW(PTP_CLK_MAGIC, 12, struct ptp_perout_request) 112 #define PTP_ENABLE_PPS2 _IOW(PTP_CLK_MAGIC, 13, int) 113 #define PTP_SYS_OFFSET2 _IOW(PTP_CLK_MAGIC, 14, struct ptp_sys_offset) 114 #define PTP_PIN_GETFUNC2 _IOWR(PTP_CLK_MAGIC, 15, struct ptp_pin_desc) 115 #define PTP_PIN_SETFUNC2 _IOW(PTP_CLK_MAGIC, 16, struct ptp_pin_desc) 116 #define PTP_SYS_OFFSET_PRECISE2 _IOWR(PTP_CLK_MAGIC, 17, struct ptp_sys_offset_precise) 117 #define PTP_SYS_OFFSET_EXTENDED2 _IOWR(PTP_CLK_MAGIC, 18, struct ptp_sys_offset_extended) 118 struct ptp_extts_event { 119 struct ptp_clock_time t; 120 unsigned int index; 121 unsigned int flags; 122 unsigned int rsv[2]; 123 }; 124 #endif 125