1 /* 2 * This header was generated from the Linux kernel headers by update_headers.py, 3 * to provide necessary information from kernel to userspace, such as constants, 4 * structures, and macros, and thus, contains no copyrightable information. 5 */ 6 #ifndef _NET_TIMESTAMPING_H 7 #define _NET_TIMESTAMPING_H 8 #include <linux/types.h> 9 #include <linux/socket.h> 10 enum { 11 SOF_TIMESTAMPING_TX_HARDWARE = (1<<0), 12 SOF_TIMESTAMPING_TX_SOFTWARE = (1<<1), 13 SOF_TIMESTAMPING_RX_HARDWARE = (1<<2), 14 SOF_TIMESTAMPING_RX_SOFTWARE = (1<<3), 15 SOF_TIMESTAMPING_SOFTWARE = (1<<4), 16 SOF_TIMESTAMPING_SYS_HARDWARE = (1<<5), 17 SOF_TIMESTAMPING_RAW_HARDWARE = (1<<6), 18 SOF_TIMESTAMPING_OPT_ID = (1<<7), 19 SOF_TIMESTAMPING_TX_SCHED = (1<<8), 20 SOF_TIMESTAMPING_TX_ACK = (1<<9), 21 SOF_TIMESTAMPING_OPT_CMSG = (1<<10), 22 SOF_TIMESTAMPING_OPT_TSONLY = (1<<11), 23 SOF_TIMESTAMPING_OPT_STATS = (1<<12), 24 SOF_TIMESTAMPING_OPT_PKTINFO = (1<<13), 25 SOF_TIMESTAMPING_OPT_TX_SWHW = (1<<14), 26 SOF_TIMESTAMPING_LAST = SOF_TIMESTAMPING_OPT_TX_SWHW, 27 SOF_TIMESTAMPING_MASK = (SOF_TIMESTAMPING_LAST - 1) | 28 SOF_TIMESTAMPING_LAST 29 }; 30 #define SOF_TIMESTAMPING_TX_RECORD_MASK (SOF_TIMESTAMPING_TX_HARDWARE | \ 31 SOF_TIMESTAMPING_TX_SOFTWARE | \ 32 SOF_TIMESTAMPING_TX_SCHED | \ 33 SOF_TIMESTAMPING_TX_ACK) 34 struct hwtstamp_config { 35 int flags; 36 int tx_type; 37 int rx_filter; 38 }; 39 enum hwtstamp_tx_types { 40 41 HWTSTAMP_TX_OFF, 42 43 HWTSTAMP_TX_ON, 44 45 HWTSTAMP_TX_ONESTEP_SYNC, 46 }; 47 enum hwtstamp_rx_filters { 48 49 HWTSTAMP_FILTER_NONE, 50 51 HWTSTAMP_FILTER_ALL, 52 53 HWTSTAMP_FILTER_SOME, 54 55 HWTSTAMP_FILTER_PTP_V1_L4_EVENT, 56 57 HWTSTAMP_FILTER_PTP_V1_L4_SYNC, 58 59 HWTSTAMP_FILTER_PTP_V1_L4_DELAY_REQ, 60 61 HWTSTAMP_FILTER_PTP_V2_L4_EVENT, 62 63 HWTSTAMP_FILTER_PTP_V2_L4_SYNC, 64 65 HWTSTAMP_FILTER_PTP_V2_L4_DELAY_REQ, 66 67 HWTSTAMP_FILTER_PTP_V2_L2_EVENT, 68 69 HWTSTAMP_FILTER_PTP_V2_L2_SYNC, 70 71 HWTSTAMP_FILTER_PTP_V2_L2_DELAY_REQ, 72 73 HWTSTAMP_FILTER_PTP_V2_EVENT, 74 75 HWTSTAMP_FILTER_PTP_V2_SYNC, 76 77 HWTSTAMP_FILTER_PTP_V2_DELAY_REQ, 78 79 HWTSTAMP_FILTER_NTP_ALL, 80 }; 81 struct scm_ts_pktinfo { 82 __u32 if_index; 83 __u32 pkt_length; 84 __u32 reserved[2]; 85 }; 86 enum txtime_flags { 87 SOF_TXTIME_DEADLINE_MODE = (1 << 0), 88 SOF_TXTIME_REPORT_ERRORS = (1 << 1), 89 SOF_TXTIME_FLAGS_LAST = SOF_TXTIME_REPORT_ERRORS, 90 SOF_TXTIME_FLAGS_MASK = (SOF_TXTIME_FLAGS_LAST - 1) | 91 SOF_TXTIME_FLAGS_LAST 92 }; 93 struct sock_txtime { 94 __kernel_clockid_t clockid; 95 __u32 flags; 96 }; 97 #endif 98