269 lines · c
1/* SPDX-License-Identifier: GPL-2.0 */2#undef TRACE_SYSTEM3#define TRACE_SYSTEM v4l24 5#if !defined(_TRACE_V4L2_H) || defined(TRACE_HEADER_MULTI_READ)6#define _TRACE_V4L2_H7 8#include <linux/tracepoint.h>9#include <media/videobuf2-v4l2.h>10 11/* Enums require being exported to userspace, for user tool parsing */12#undef EM13#undef EMe14#define EM(a, b) TRACE_DEFINE_ENUM(a);15#define EMe(a, b) TRACE_DEFINE_ENUM(a);16 17#define show_type(type) \18 __print_symbolic(type, SHOW_TYPE)19 20#define SHOW_TYPE \21 EM( V4L2_BUF_TYPE_VIDEO_CAPTURE, "VIDEO_CAPTURE" ) \22 EM( V4L2_BUF_TYPE_VIDEO_OUTPUT, "VIDEO_OUTPUT" ) \23 EM( V4L2_BUF_TYPE_VIDEO_OVERLAY, "VIDEO_OVERLAY" ) \24 EM( V4L2_BUF_TYPE_VBI_CAPTURE, "VBI_CAPTURE" ) \25 EM( V4L2_BUF_TYPE_VBI_OUTPUT, "VBI_OUTPUT" ) \26 EM( V4L2_BUF_TYPE_SLICED_VBI_CAPTURE, "SLICED_VBI_CAPTURE" ) \27 EM( V4L2_BUF_TYPE_SLICED_VBI_OUTPUT, "SLICED_VBI_OUTPUT" ) \28 EM( V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY, "VIDEO_OUTPUT_OVERLAY" ) \29 EM( V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE, "VIDEO_CAPTURE_MPLANE" ) \30 EM( V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE, "VIDEO_OUTPUT_MPLANE" ) \31 EM( V4L2_BUF_TYPE_SDR_CAPTURE, "SDR_CAPTURE" ) \32 EM( V4L2_BUF_TYPE_SDR_OUTPUT, "SDR_OUTPUT" ) \33 EM( V4L2_BUF_TYPE_META_CAPTURE, "META_CAPTURE" ) \34 EMe(V4L2_BUF_TYPE_PRIVATE, "PRIVATE" )35 36SHOW_TYPE37 38#define show_field(field) \39 __print_symbolic(field, SHOW_FIELD)40 41#define SHOW_FIELD \42 EM( V4L2_FIELD_ANY, "ANY" ) \43 EM( V4L2_FIELD_NONE, "NONE" ) \44 EM( V4L2_FIELD_TOP, "TOP" ) \45 EM( V4L2_FIELD_BOTTOM, "BOTTOM" ) \46 EM( V4L2_FIELD_INTERLACED, "INTERLACED" ) \47 EM( V4L2_FIELD_SEQ_TB, "SEQ_TB" ) \48 EM( V4L2_FIELD_SEQ_BT, "SEQ_BT" ) \49 EM( V4L2_FIELD_ALTERNATE, "ALTERNATE" ) \50 EM( V4L2_FIELD_INTERLACED_TB, "INTERLACED_TB" ) \51 EMe( V4L2_FIELD_INTERLACED_BT, "INTERLACED_BT" )52 53SHOW_FIELD54 55/*56 * Now redefine the EM() and EMe() macros to map the enums to the strings57 * that will be printed in the output.58 */59#undef EM60#undef EMe61#define EM(a, b) {a, b},62#define EMe(a, b) {a, b}63 64/* V4L2_TC_TYPE_* are macros, not defines, they do not need processing */65 66#define show_timecode_type(type) \67 __print_symbolic(type, \68 { V4L2_TC_TYPE_24FPS, "24FPS" }, \69 { V4L2_TC_TYPE_25FPS, "25FPS" }, \70 { V4L2_TC_TYPE_30FPS, "30FPS" }, \71 { V4L2_TC_TYPE_50FPS, "50FPS" }, \72 { V4L2_TC_TYPE_60FPS, "60FPS" })73 74#define show_flags(flags) \75 __print_flags(flags, "|", \76 { V4L2_BUF_FLAG_MAPPED, "MAPPED" }, \77 { V4L2_BUF_FLAG_QUEUED, "QUEUED" }, \78 { V4L2_BUF_FLAG_DONE, "DONE" }, \79 { V4L2_BUF_FLAG_KEYFRAME, "KEYFRAME" }, \80 { V4L2_BUF_FLAG_PFRAME, "PFRAME" }, \81 { V4L2_BUF_FLAG_BFRAME, "BFRAME" }, \82 { V4L2_BUF_FLAG_ERROR, "ERROR" }, \83 { V4L2_BUF_FLAG_TIMECODE, "TIMECODE" }, \84 { V4L2_BUF_FLAG_PREPARED, "PREPARED" }, \85 { V4L2_BUF_FLAG_NO_CACHE_INVALIDATE, "NO_CACHE_INVALIDATE" }, \86 { V4L2_BUF_FLAG_NO_CACHE_CLEAN, "NO_CACHE_CLEAN" }, \87 { V4L2_BUF_FLAG_TIMESTAMP_MASK, "TIMESTAMP_MASK" }, \88 { V4L2_BUF_FLAG_TIMESTAMP_UNKNOWN, "TIMESTAMP_UNKNOWN" }, \89 { V4L2_BUF_FLAG_TIMESTAMP_MONOTONIC, "TIMESTAMP_MONOTONIC" }, \90 { V4L2_BUF_FLAG_TIMESTAMP_COPY, "TIMESTAMP_COPY" }, \91 { V4L2_BUF_FLAG_LAST, "LAST" })92 93#define show_timecode_flags(flags) \94 __print_flags(flags, "|", \95 { V4L2_TC_FLAG_DROPFRAME, "DROPFRAME" }, \96 { V4L2_TC_FLAG_COLORFRAME, "COLORFRAME" }, \97 { V4L2_TC_USERBITS_USERDEFINED, "USERBITS_USERDEFINED" }, \98 { V4L2_TC_USERBITS_8BITCHARS, "USERBITS_8BITCHARS" })99 100DECLARE_EVENT_CLASS(v4l2_event_class,101 TP_PROTO(int minor, struct v4l2_buffer *buf),102 103 TP_ARGS(minor, buf),104 105 TP_STRUCT__entry(106 __field(int, minor)107 __field(u32, index)108 __field(u32, type)109 __field(u32, bytesused)110 __field(u32, flags)111 __field(u32, field)112 __field(s64, timestamp)113 __field(u32, timecode_type)114 __field(u32, timecode_flags)115 __field(u8, timecode_frames)116 __field(u8, timecode_seconds)117 __field(u8, timecode_minutes)118 __field(u8, timecode_hours)119 __field(u8, timecode_userbits0)120 __field(u8, timecode_userbits1)121 __field(u8, timecode_userbits2)122 __field(u8, timecode_userbits3)123 __field(u32, sequence)124 ),125 126 TP_fast_assign(127 __entry->minor = minor;128 __entry->index = buf->index;129 __entry->type = buf->type;130 __entry->bytesused = buf->bytesused;131 __entry->flags = buf->flags;132 __entry->field = buf->field;133 __entry->timestamp = v4l2_buffer_get_timestamp(buf);134 __entry->timecode_type = buf->timecode.type;135 __entry->timecode_flags = buf->timecode.flags;136 __entry->timecode_frames = buf->timecode.frames;137 __entry->timecode_seconds = buf->timecode.seconds;138 __entry->timecode_minutes = buf->timecode.minutes;139 __entry->timecode_hours = buf->timecode.hours;140 __entry->timecode_userbits0 = buf->timecode.userbits[0];141 __entry->timecode_userbits1 = buf->timecode.userbits[1];142 __entry->timecode_userbits2 = buf->timecode.userbits[2];143 __entry->timecode_userbits3 = buf->timecode.userbits[3];144 __entry->sequence = buf->sequence;145 ),146 147 TP_printk("minor = %d, index = %u, type = %s, bytesused = %u, "148 "flags = %s, field = %s, timestamp = %llu, "149 "timecode = { type = %s, flags = %s, frames = %u, "150 "seconds = %u, minutes = %u, hours = %u, "151 "userbits = { %u %u %u %u } }, sequence = %u", __entry->minor,152 __entry->index, show_type(__entry->type),153 __entry->bytesused,154 show_flags(__entry->flags),155 show_field(__entry->field),156 __entry->timestamp,157 show_timecode_type(__entry->timecode_type),158 show_timecode_flags(__entry->timecode_flags),159 __entry->timecode_frames,160 __entry->timecode_seconds,161 __entry->timecode_minutes,162 __entry->timecode_hours,163 __entry->timecode_userbits0,164 __entry->timecode_userbits1,165 __entry->timecode_userbits2,166 __entry->timecode_userbits3,167 __entry->sequence168 )169)170 171DEFINE_EVENT(v4l2_event_class, v4l2_dqbuf,172 TP_PROTO(int minor, struct v4l2_buffer *buf),173 TP_ARGS(minor, buf)174);175 176DEFINE_EVENT(v4l2_event_class, v4l2_qbuf,177 TP_PROTO(int minor, struct v4l2_buffer *buf),178 TP_ARGS(minor, buf)179);180 181DECLARE_EVENT_CLASS(vb2_v4l2_event_class,182 TP_PROTO(struct vb2_queue *q, struct vb2_buffer *vb),183 TP_ARGS(q, vb),184 185 TP_STRUCT__entry(186 __field(int, minor)187 __field(u32, flags)188 __field(u32, field)189 __field(u64, timestamp)190 __field(u32, timecode_type)191 __field(u32, timecode_flags)192 __field(u8, timecode_frames)193 __field(u8, timecode_seconds)194 __field(u8, timecode_minutes)195 __field(u8, timecode_hours)196 __field(u8, timecode_userbits0)197 __field(u8, timecode_userbits1)198 __field(u8, timecode_userbits2)199 __field(u8, timecode_userbits3)200 __field(u32, sequence)201 ),202 203 TP_fast_assign(204 struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);205 struct v4l2_fh *owner = q->owner;206 207 __entry->minor = owner ? owner->vdev->minor : -1;208 __entry->flags = vbuf->flags;209 __entry->field = vbuf->field;210 __entry->timestamp = vb->timestamp;211 __entry->timecode_type = vbuf->timecode.type;212 __entry->timecode_flags = vbuf->timecode.flags;213 __entry->timecode_frames = vbuf->timecode.frames;214 __entry->timecode_seconds = vbuf->timecode.seconds;215 __entry->timecode_minutes = vbuf->timecode.minutes;216 __entry->timecode_hours = vbuf->timecode.hours;217 __entry->timecode_userbits0 = vbuf->timecode.userbits[0];218 __entry->timecode_userbits1 = vbuf->timecode.userbits[1];219 __entry->timecode_userbits2 = vbuf->timecode.userbits[2];220 __entry->timecode_userbits3 = vbuf->timecode.userbits[3];221 __entry->sequence = vbuf->sequence;222 ),223 224 TP_printk("minor=%d flags = %s, field = %s, "225 "timestamp = %llu, timecode = { type = %s, flags = %s, "226 "frames = %u, seconds = %u, minutes = %u, hours = %u, "227 "userbits = { %u %u %u %u } }, sequence = %u", __entry->minor,228 show_flags(__entry->flags),229 show_field(__entry->field),230 __entry->timestamp,231 show_timecode_type(__entry->timecode_type),232 show_timecode_flags(__entry->timecode_flags),233 __entry->timecode_frames,234 __entry->timecode_seconds,235 __entry->timecode_minutes,236 __entry->timecode_hours,237 __entry->timecode_userbits0,238 __entry->timecode_userbits1,239 __entry->timecode_userbits2,240 __entry->timecode_userbits3,241 __entry->sequence242 )243)244 245DEFINE_EVENT(vb2_v4l2_event_class, vb2_v4l2_buf_done,246 TP_PROTO(struct vb2_queue *q, struct vb2_buffer *vb),247 TP_ARGS(q, vb)248);249 250DEFINE_EVENT(vb2_v4l2_event_class, vb2_v4l2_buf_queue,251 TP_PROTO(struct vb2_queue *q, struct vb2_buffer *vb),252 TP_ARGS(q, vb)253);254 255DEFINE_EVENT(vb2_v4l2_event_class, vb2_v4l2_dqbuf,256 TP_PROTO(struct vb2_queue *q, struct vb2_buffer *vb),257 TP_ARGS(q, vb)258);259 260DEFINE_EVENT(vb2_v4l2_event_class, vb2_v4l2_qbuf,261 TP_PROTO(struct vb2_queue *q, struct vb2_buffer *vb),262 TP_ARGS(q, vb)263);264 265#endif /* if !defined(_TRACE_V4L2_H) || defined(TRACE_HEADER_MULTI_READ) */266 267/* This part must be outside protection */268#include <trace/define_trace.h>269