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 #include <media/videobuf2-v4l2.h> 9 10 /* Enums require being exported to userspace, for user tool parsing */ 11 #undef EM 12 #undef EMe 13 #define EM(a, b) TRACE_DEFINE_ENUM(a); 14 #define EMe(a, b) TRACE_DEFINE_ENUM(a); 15 16 #define show_type(type) \ 17 __print_symbolic(type, SHOW_TYPE) 18 19 #define SHOW_TYPE \ 20 EM( V4L2_BUF_TYPE_VIDEO_CAPTURE, "VIDEO_CAPTURE" ) \ 21 EM( V4L2_BUF_TYPE_VIDEO_OUTPUT, "VIDEO_OUTPUT" ) \ 22 EM( V4L2_BUF_TYPE_VIDEO_OVERLAY, "VIDEO_OVERLAY" ) \ 23 EM( V4L2_BUF_TYPE_VBI_CAPTURE, "VBI_CAPTURE" ) \ 24 EM( V4L2_BUF_TYPE_VBI_OUTPUT, "VBI_OUTPUT" ) \ 25 EM( V4L2_BUF_TYPE_SLICED_VBI_CAPTURE, "SLICED_VBI_CAPTURE" ) \ 26 EM( V4L2_BUF_TYPE_SLICED_VBI_OUTPUT, "SLICED_VBI_OUTPUT" ) \ 27 EM( V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY, "VIDEO_OUTPUT_OVERLAY" ) \ 28 EM( V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE, "VIDEO_CAPTURE_MPLANE" ) \ 29 EM( V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE, "VIDEO_OUTPUT_MPLANE" ) \ 30 EM( V4L2_BUF_TYPE_SDR_CAPTURE, "SDR_CAPTURE" ) \ 31 EM( V4L2_BUF_TYPE_SDR_OUTPUT, "SDR_OUTPUT" ) \ 32 EMe(V4L2_BUF_TYPE_PRIVATE, "PRIVATE" ) 33 34 SHOW_TYPE 35 36 #define show_field(field) \ 37 __print_symbolic(field, SHOW_FIELD) 38 39 #define SHOW_FIELD \ 40 EM( V4L2_FIELD_ANY, "ANY" ) \ 41 EM( V4L2_FIELD_NONE, "NONE" ) \ 42 EM( V4L2_FIELD_TOP, "TOP" ) \ 43 EM( V4L2_FIELD_BOTTOM, "BOTTOM" ) \ 44 EM( V4L2_FIELD_INTERLACED, "INTERLACED" ) \ 45 EM( V4L2_FIELD_SEQ_TB, "SEQ_TB" ) \ 46 EM( V4L2_FIELD_SEQ_BT, "SEQ_BT" ) \ 47 EM( V4L2_FIELD_ALTERNATE, "ALTERNATE" ) \ 48 EM( V4L2_FIELD_INTERLACED_TB, "INTERLACED_TB" ) \ 49 EMe( V4L2_FIELD_INTERLACED_BT, "INTERLACED_BT" ) 50 51 SHOW_FIELD 52 53 /* 54 * Now redefine the EM() and EMe() macros to map the enums to the strings 55 * that will be printed in the output. 56 */ 57 #undef EM 58 #undef EMe 59 #define EM(a, b) {a, b}, 60 #define EMe(a, b) {a, b} 61 62 /* V4L2_TC_TYPE_* are macros, not defines, they do not need processing */ 63 64 #define show_timecode_type(type) \ 65 __print_symbolic(type, \ 66 { V4L2_TC_TYPE_24FPS, "24FPS" }, \ 67 { V4L2_TC_TYPE_25FPS, "25FPS" }, \ 68 { V4L2_TC_TYPE_30FPS, "30FPS" }, \ 69 { V4L2_TC_TYPE_50FPS, "50FPS" }, \ 70 { V4L2_TC_TYPE_60FPS, "60FPS" }) 71 72 #define show_flags(flags) \ 73 __print_flags(flags, "|", \ 74 { V4L2_BUF_FLAG_MAPPED, "MAPPED" }, \ 75 { V4L2_BUF_FLAG_QUEUED, "QUEUED" }, \ 76 { V4L2_BUF_FLAG_DONE, "DONE" }, \ 77 { V4L2_BUF_FLAG_KEYFRAME, "KEYFRAME" }, \ 78 { V4L2_BUF_FLAG_PFRAME, "PFRAME" }, \ 79 { V4L2_BUF_FLAG_BFRAME, "BFRAME" }, \ 80 { V4L2_BUF_FLAG_ERROR, "ERROR" }, \ 81 { V4L2_BUF_FLAG_TIMECODE, "TIMECODE" }, \ 82 { V4L2_BUF_FLAG_PREPARED, "PREPARED" }, \ 83 { V4L2_BUF_FLAG_NO_CACHE_INVALIDATE, "NO_CACHE_INVALIDATE" }, \ 84 { V4L2_BUF_FLAG_NO_CACHE_CLEAN, "NO_CACHE_CLEAN" }, \ 85 { V4L2_BUF_FLAG_TIMESTAMP_MASK, "TIMESTAMP_MASK" }, \ 86 { V4L2_BUF_FLAG_TIMESTAMP_UNKNOWN, "TIMESTAMP_UNKNOWN" }, \ 87 { V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC, "TIMESTAMP_MONOTONIC" }, \ 88 { V4L2_BUF_FLAG_TIMESTAMP_COPY, "TIMESTAMP_COPY" }, \ 89 { V4L2_BUF_FLAG_LAST, "LAST" }) 90 91 #define show_timecode_flags(flags) \ 92 __print_flags(flags, "|", \ 93 { V4L2_TC_FLAG_DROPFRAME, "DROPFRAME" }, \ 94 { V4L2_TC_FLAG_COLORFRAME, "COLORFRAME" }, \ 95 { V4L2_TC_USERBITS_USERDEFINED, "USERBITS_USERDEFINED" }, \ 96 { V4L2_TC_USERBITS_8BITCHARS, "USERBITS_8BITCHARS" }) 97 98 DECLARE_EVENT_CLASS(v4l2_event_class, 99 TP_PROTO(int minor, struct v4l2_buffer *buf), 100 101 TP_ARGS(minor, buf), 102 103 TP_STRUCT__entry( 104 __field(int, minor) 105 __field(u32, index) 106 __field(u32, type) 107 __field(u32, bytesused) 108 __field(u32, flags) 109 __field(u32, field) 110 __field(s64, timestamp) 111 __field(u32, timecode_type) 112 __field(u32, timecode_flags) 113 __field(u8, timecode_frames) 114 __field(u8, timecode_seconds) 115 __field(u8, timecode_minutes) 116 __field(u8, timecode_hours) 117 __field(u8, timecode_userbits0) 118 __field(u8, timecode_userbits1) 119 __field(u8, timecode_userbits2) 120 __field(u8, timecode_userbits3) 121 __field(u32, sequence) 122 ), 123 124 TP_fast_assign( 125 __entry->minor = minor; 126 __entry->index = buf->index; 127 __entry->type = buf->type; 128 __entry->bytesused = buf->bytesused; 129 __entry->flags = buf->flags; 130 __entry->field = buf->field; 131 __entry->timestamp = timeval_to_ns(&buf->timestamp); 132 __entry->timecode_type = buf->timecode.type; 133 __entry->timecode_flags = buf->timecode.flags; 134 __entry->timecode_frames = buf->timecode.frames; 135 __entry->timecode_seconds = buf->timecode.seconds; 136 __entry->timecode_minutes = buf->timecode.minutes; 137 __entry->timecode_hours = buf->timecode.hours; 138 __entry->timecode_userbits0 = buf->timecode.userbits[0]; 139 __entry->timecode_userbits1 = buf->timecode.userbits[1]; 140 __entry->timecode_userbits2 = buf->timecode.userbits[2]; 141 __entry->timecode_userbits3 = buf->timecode.userbits[3]; 142 __entry->sequence = buf->sequence; 143 ), 144 145 TP_printk("minor = %d, index = %u, type = %s, bytesused = %u, " 146 "flags = %s, field = %s, timestamp = %llu, " 147 "timecode = { type = %s, flags = %s, frames = %u, " 148 "seconds = %u, minutes = %u, hours = %u, " 149 "userbits = { %u %u %u %u } }, sequence = %u", __entry->minor, 150 __entry->index, show_type(__entry->type), 151 __entry->bytesused, 152 show_flags(__entry->flags), 153 show_field(__entry->field), 154 __entry->timestamp, 155 show_timecode_type(__entry->timecode_type), 156 show_timecode_flags(__entry->timecode_flags), 157 __entry->timecode_frames, 158 __entry->timecode_seconds, 159 __entry->timecode_minutes, 160 __entry->timecode_hours, 161 __entry->timecode_userbits0, 162 __entry->timecode_userbits1, 163 __entry->timecode_userbits2, 164 __entry->timecode_userbits3, 165 __entry->sequence 166 ) 167 ) 168 169 DEFINE_EVENT(v4l2_event_class, v4l2_dqbuf, 170 TP_PROTO(int minor, struct v4l2_buffer *buf), 171 TP_ARGS(minor, buf) 172 ); 173 174 DEFINE_EVENT(v4l2_event_class, v4l2_qbuf, 175 TP_PROTO(int minor, struct v4l2_buffer *buf), 176 TP_ARGS(minor, buf) 177 ); 178 179 DECLARE_EVENT_CLASS(vb2_v4l2_event_class, 180 TP_PROTO(struct vb2_queue *q, struct vb2_buffer *vb), 181 TP_ARGS(q, vb), 182 183 TP_STRUCT__entry( 184 __field(int, minor) 185 __field(u32, flags) 186 __field(u32, field) 187 __field(s64, timestamp) 188 __field(u32, timecode_type) 189 __field(u32, timecode_flags) 190 __field(u8, timecode_frames) 191 __field(u8, timecode_seconds) 192 __field(u8, timecode_minutes) 193 __field(u8, timecode_hours) 194 __field(u8, timecode_userbits0) 195 __field(u8, timecode_userbits1) 196 __field(u8, timecode_userbits2) 197 __field(u8, timecode_userbits3) 198 __field(u32, sequence) 199 ), 200 201 TP_fast_assign( 202 struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb); 203 struct v4l2_fh *owner = q->owner; 204 205 __entry->minor = owner ? owner->vdev->minor : -1; 206 __entry->flags = vbuf->flags; 207 __entry->field = vbuf->field; 208 __entry->timestamp = timeval_to_ns(&vbuf->timestamp); 209 __entry->timecode_type = vbuf->timecode.type; 210 __entry->timecode_flags = vbuf->timecode.flags; 211 __entry->timecode_frames = vbuf->timecode.frames; 212 __entry->timecode_seconds = vbuf->timecode.seconds; 213 __entry->timecode_minutes = vbuf->timecode.minutes; 214 __entry->timecode_hours = vbuf->timecode.hours; 215 __entry->timecode_userbits0 = vbuf->timecode.userbits[0]; 216 __entry->timecode_userbits1 = vbuf->timecode.userbits[1]; 217 __entry->timecode_userbits2 = vbuf->timecode.userbits[2]; 218 __entry->timecode_userbits3 = vbuf->timecode.userbits[3]; 219 __entry->sequence = vbuf->sequence; 220 ), 221 222 TP_printk("minor=%d flags = %s, field = %s, " 223 "timestamp = %llu, timecode = { type = %s, flags = %s, " 224 "frames = %u, seconds = %u, minutes = %u, hours = %u, " 225 "userbits = { %u %u %u %u } }, sequence = %u", __entry->minor, 226 show_flags(__entry->flags), 227 show_field(__entry->field), 228 __entry->timestamp, 229 show_timecode_type(__entry->timecode_type), 230 show_timecode_flags(__entry->timecode_flags), 231 __entry->timecode_frames, 232 __entry->timecode_seconds, 233 __entry->timecode_minutes, 234 __entry->timecode_hours, 235 __entry->timecode_userbits0, 236 __entry->timecode_userbits1, 237 __entry->timecode_userbits2, 238 __entry->timecode_userbits3, 239 __entry->sequence 240 ) 241 ) 242 243 DEFINE_EVENT(vb2_v4l2_event_class, vb2_v4l2_buf_done, 244 TP_PROTO(struct vb2_queue *q, struct vb2_buffer *vb), 245 TP_ARGS(q, vb) 246 ); 247 248 DEFINE_EVENT(vb2_v4l2_event_class, vb2_v4l2_buf_queue, 249 TP_PROTO(struct vb2_queue *q, struct vb2_buffer *vb), 250 TP_ARGS(q, vb) 251 ); 252 253 DEFINE_EVENT(vb2_v4l2_event_class, vb2_v4l2_dqbuf, 254 TP_PROTO(struct vb2_queue *q, struct vb2_buffer *vb), 255 TP_ARGS(q, vb) 256 ); 257 258 DEFINE_EVENT(vb2_v4l2_event_class, vb2_v4l2_qbuf, 259 TP_PROTO(struct vb2_queue *q, struct vb2_buffer *vb), 260 TP_ARGS(q, vb) 261 ); 262 263 #endif /* if !defined(_TRACE_V4L2_H) || defined(TRACE_HEADER_MULTI_READ) */ 264 265 /* This part must be outside protection */ 266 #include <trace/define_trace.h> 267