1 #undef TRACE_SYSTEM 2 #define TRACE_SYSTEM v4l2 3 4 #if !defined(_TRACE_V4L2_H) || defined(TRACE_HEADER_MULTI_READ) 5 #define _TRACE_V4L2_H 6 7 #include <linux/tracepoint.h> 8 9 /* Enums require being exported to userspace, for user tool parsing */ 10 #undef EM 11 #undef EMe 12 #define EM(a, b) TRACE_DEFINE_ENUM(a); 13 #define EMe(a, b) TRACE_DEFINE_ENUM(a); 14 15 #define show_type(type) \ 16 __print_symbolic(type, SHOW_TYPE) 17 18 #define SHOW_TYPE \ 19 EM( V4L2_BUF_TYPE_VIDEO_CAPTURE, "VIDEO_CAPTURE" ) \ 20 EM( V4L2_BUF_TYPE_VIDEO_OUTPUT, "VIDEO_OUTPUT" ) \ 21 EM( V4L2_BUF_TYPE_VIDEO_OVERLAY, "VIDEO_OVERLAY" ) \ 22 EM( V4L2_BUF_TYPE_VBI_CAPTURE, "VBI_CAPTURE" ) \ 23 EM( V4L2_BUF_TYPE_VBI_OUTPUT, "VBI_OUTPUT" ) \ 24 EM( V4L2_BUF_TYPE_SLICED_VBI_CAPTURE, "SLICED_VBI_CAPTURE" ) \ 25 EM( V4L2_BUF_TYPE_SLICED_VBI_OUTPUT, "SLICED_VBI_OUTPUT" ) \ 26 EM( V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY, "VIDEO_OUTPUT_OVERLAY" ) \ 27 EM( V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE, "VIDEO_CAPTURE_MPLANE" ) \ 28 EM( V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE, "VIDEO_OUTPUT_MPLANE" ) \ 29 EM( V4L2_BUF_TYPE_SDR_CAPTURE, "SDR_CAPTURE" ) \ 30 EMe(V4L2_BUF_TYPE_PRIVATE, "PRIVATE" ) 31 32 SHOW_TYPE 33 34 #define show_field(field) \ 35 __print_symbolic(field, SHOW_FIELD) 36 37 #define SHOW_FIELD \ 38 EM( V4L2_FIELD_ANY, "ANY" ) \ 39 EM( V4L2_FIELD_NONE, "NONE" ) \ 40 EM( V4L2_FIELD_TOP, "TOP" ) \ 41 EM( V4L2_FIELD_BOTTOM, "BOTTOM" ) \ 42 EM( V4L2_FIELD_INTERLACED, "INTERLACED" ) \ 43 EM( V4L2_FIELD_SEQ_TB, "SEQ_TB" ) \ 44 EM( V4L2_FIELD_SEQ_BT, "SEQ_BT" ) \ 45 EM( V4L2_FIELD_ALTERNATE, "ALTERNATE" ) \ 46 EM( V4L2_FIELD_INTERLACED_TB, "INTERLACED_TB" ) \ 47 EMe( V4L2_FIELD_INTERLACED_BT, "INTERLACED_BT" ) 48 49 SHOW_FIELD 50 51 /* 52 * Now redefine the EM() and EMe() macros to map the enums to the strings 53 * that will be printed in the output. 54 */ 55 #undef EM 56 #undef EMe 57 #define EM(a, b) {a, b}, 58 #define EMe(a, b) {a, b} 59 60 /* V4L2_TC_TYPE_* are macros, not defines, they do not need processing */ 61 62 #define show_timecode_type(type) \ 63 __print_symbolic(type, \ 64 { V4L2_TC_TYPE_24FPS, "24FPS" }, \ 65 { V4L2_TC_TYPE_25FPS, "25FPS" }, \ 66 { V4L2_TC_TYPE_30FPS, "30FPS" }, \ 67 { V4L2_TC_TYPE_50FPS, "50FPS" }, \ 68 { V4L2_TC_TYPE_60FPS, "60FPS" }) 69 70 #define show_flags(flags) \ 71 __print_flags(flags, "|", \ 72 { V4L2_BUF_FLAG_MAPPED, "MAPPED" }, \ 73 { V4L2_BUF_FLAG_QUEUED, "QUEUED" }, \ 74 { V4L2_BUF_FLAG_DONE, "DONE" }, \ 75 { V4L2_BUF_FLAG_KEYFRAME, "KEYFRAME" }, \ 76 { V4L2_BUF_FLAG_PFRAME, "PFRAME" }, \ 77 { V4L2_BUF_FLAG_BFRAME, "BFRAME" }, \ 78 { V4L2_BUF_FLAG_ERROR, "ERROR" }, \ 79 { V4L2_BUF_FLAG_TIMECODE, "TIMECODE" }, \ 80 { V4L2_BUF_FLAG_PREPARED, "PREPARED" }, \ 81 { V4L2_BUF_FLAG_NO_CACHE_INVALIDATE, "NO_CACHE_INVALIDATE" }, \ 82 { V4L2_BUF_FLAG_NO_CACHE_CLEAN, "NO_CACHE_CLEAN" }, \ 83 { V4L2_BUF_FLAG_TIMESTAMP_MASK, "TIMESTAMP_MASK" }, \ 84 { V4L2_BUF_FLAG_TIMESTAMP_UNKNOWN, "TIMESTAMP_UNKNOWN" }, \ 85 { V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC, "TIMESTAMP_MONOTONIC" }, \ 86 { V4L2_BUF_FLAG_TIMESTAMP_COPY, "TIMESTAMP_COPY" }) 87 88 #define show_timecode_flags(flags) \ 89 __print_flags(flags, "|", \ 90 { V4L2_TC_FLAG_DROPFRAME, "DROPFRAME" }, \ 91 { V4L2_TC_FLAG_COLORFRAME, "COLORFRAME" }, \ 92 { V4L2_TC_USERBITS_USERDEFINED, "USERBITS_USERDEFINED" }, \ 93 { V4L2_TC_USERBITS_8BITCHARS, "USERBITS_8BITCHARS" }) 94 95 #define V4L2_TRACE_EVENT(event_name) \ 96 TRACE_EVENT(event_name, \ 97 TP_PROTO(int minor, struct v4l2_buffer *buf), \ 98 \ 99 TP_ARGS(minor, buf), \ 100 \ 101 TP_STRUCT__entry( \ 102 __field(int, minor) \ 103 __field(u32, index) \ 104 __field(u32, type) \ 105 __field(u32, bytesused) \ 106 __field(u32, flags) \ 107 __field(u32, field) \ 108 __field(s64, timestamp) \ 109 __field(u32, timecode_type) \ 110 __field(u32, timecode_flags) \ 111 __field(u8, timecode_frames) \ 112 __field(u8, timecode_seconds) \ 113 __field(u8, timecode_minutes) \ 114 __field(u8, timecode_hours) \ 115 __field(u8, timecode_userbits0) \ 116 __field(u8, timecode_userbits1) \ 117 __field(u8, timecode_userbits2) \ 118 __field(u8, timecode_userbits3) \ 119 __field(u32, sequence) \ 120 ), \ 121 \ 122 TP_fast_assign( \ 123 __entry->minor = minor; \ 124 __entry->index = buf->index; \ 125 __entry->type = buf->type; \ 126 __entry->bytesused = buf->bytesused; \ 127 __entry->flags = buf->flags; \ 128 __entry->field = buf->field; \ 129 __entry->timestamp = \ 130 timeval_to_ns(&buf->timestamp); \ 131 __entry->timecode_type = buf->timecode.type; \ 132 __entry->timecode_flags = buf->timecode.flags; \ 133 __entry->timecode_frames = \ 134 buf->timecode.frames; \ 135 __entry->timecode_seconds = \ 136 buf->timecode.seconds; \ 137 __entry->timecode_minutes = \ 138 buf->timecode.minutes; \ 139 __entry->timecode_hours = buf->timecode.hours; \ 140 __entry->timecode_userbits0 = \ 141 buf->timecode.userbits[0]; \ 142 __entry->timecode_userbits1 = \ 143 buf->timecode.userbits[1]; \ 144 __entry->timecode_userbits2 = \ 145 buf->timecode.userbits[2]; \ 146 __entry->timecode_userbits3 = \ 147 buf->timecode.userbits[3]; \ 148 __entry->sequence = buf->sequence; \ 149 ), \ 150 \ 151 TP_printk("minor = %d, index = %u, type = %s, " \ 152 "bytesused = %u, flags = %s, " \ 153 "field = %s, timestamp = %llu, timecode = { " \ 154 "type = %s, flags = %s, frames = %u, " \ 155 "seconds = %u, minutes = %u, hours = %u, " \ 156 "userbits = { %u %u %u %u } }, " \ 157 "sequence = %u", __entry->minor, \ 158 __entry->index, show_type(__entry->type), \ 159 __entry->bytesused, \ 160 show_flags(__entry->flags), \ 161 show_field(__entry->field), \ 162 __entry->timestamp, \ 163 show_timecode_type(__entry->timecode_type), \ 164 show_timecode_flags(__entry->timecode_flags), \ 165 __entry->timecode_frames, \ 166 __entry->timecode_seconds, \ 167 __entry->timecode_minutes, \ 168 __entry->timecode_hours, \ 169 __entry->timecode_userbits0, \ 170 __entry->timecode_userbits1, \ 171 __entry->timecode_userbits2, \ 172 __entry->timecode_userbits3, \ 173 __entry->sequence \ 174 ) \ 175 ) 176 177 V4L2_TRACE_EVENT(v4l2_dqbuf); 178 V4L2_TRACE_EVENT(v4l2_qbuf); 179 180 #endif /* if !defined(_TRACE_V4L2_H) || defined(TRACE_HEADER_MULTI_READ) */ 181 182 /* This part must be outside protection */ 183 #include <trace/define_trace.h> 184