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[media] media: videobuf2: Restructure vb2_buffer
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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
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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
32SHOW_TYPE
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33
34#define show_field(field) \
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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
49SHOW_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 */
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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" }, \
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86 { V4L2_BUF_FLAG_TIMESTAMP_COPY, "TIMESTAMP_COPY" }, \
87 { V4L2_BUF_FLAG_LAST, "LAST" })
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88
89#define show_timecode_flags(flags) \
90 __print_flags(flags, "|", \
91 { V4L2_TC_FLAG_DROPFRAME, "DROPFRAME" }, \
92 { V4L2_TC_FLAG_COLORFRAME, "COLORFRAME" }, \
93 { V4L2_TC_USERBITS_USERDEFINED, "USERBITS_USERDEFINED" }, \
94 { V4L2_TC_USERBITS_8BITCHARS, "USERBITS_8BITCHARS" })
95
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96DECLARE_EVENT_CLASS(v4l2_event_class,
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 = timeval_to_ns(&buf->timestamp);
130 __entry->timecode_type = buf->timecode.type;
131 __entry->timecode_flags = buf->timecode.flags;
132 __entry->timecode_frames = buf->timecode.frames;
133 __entry->timecode_seconds = buf->timecode.seconds;
134 __entry->timecode_minutes = buf->timecode.minutes;
135 __entry->timecode_hours = buf->timecode.hours;
136 __entry->timecode_userbits0 = buf->timecode.userbits[0];
137 __entry->timecode_userbits1 = buf->timecode.userbits[1];
138 __entry->timecode_userbits2 = buf->timecode.userbits[2];
139 __entry->timecode_userbits3 = buf->timecode.userbits[3];
140 __entry->sequence = buf->sequence;
141 ),
142
143 TP_printk("minor = %d, index = %u, type = %s, bytesused = %u, "
144 "flags = %s, field = %s, timestamp = %llu, "
145 "timecode = { type = %s, flags = %s, frames = %u, "
146 "seconds = %u, minutes = %u, hours = %u, "
147 "userbits = { %u %u %u %u } }, sequence = %u", __entry->minor,
148 __entry->index, show_type(__entry->type),
149 __entry->bytesused,
150 show_flags(__entry->flags),
151 show_field(__entry->field),
152 __entry->timestamp,
153 show_timecode_type(__entry->timecode_type),
154 show_timecode_flags(__entry->timecode_flags),
155 __entry->timecode_frames,
156 __entry->timecode_seconds,
157 __entry->timecode_minutes,
158 __entry->timecode_hours,
159 __entry->timecode_userbits0,
160 __entry->timecode_userbits1,
161 __entry->timecode_userbits2,
162 __entry->timecode_userbits3,
163 __entry->sequence
2d012373 164 )
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2d012373 166
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167DEFINE_EVENT(v4l2_event_class, v4l2_dqbuf,
168 TP_PROTO(int minor, struct v4l2_buffer *buf),
169 TP_ARGS(minor, buf)
170);
171
172DEFINE_EVENT(v4l2_event_class, v4l2_qbuf,
173 TP_PROTO(int minor, struct v4l2_buffer *buf),
174 TP_ARGS(minor, buf)
175);
2d012373 176
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177DECLARE_EVENT_CLASS(vb2_event_class,
178 TP_PROTO(struct vb2_queue *q, struct vb2_buffer *vb),
179 TP_ARGS(q, vb),
180
181 TP_STRUCT__entry(
182 __field(int, minor)
183 __field(u32, queued_count)
184 __field(int, owned_by_drv_count)
185 __field(u32, index)
186 __field(u32, type)
187 __field(u32, bytesused)
188 __field(u32, flags)
189 __field(u32, field)
190 __field(s64, timestamp)
191 __field(u32, timecode_type)
192 __field(u32, timecode_flags)
193 __field(u8, timecode_frames)
194 __field(u8, timecode_seconds)
195 __field(u8, timecode_minutes)
196 __field(u8, timecode_hours)
197 __field(u8, timecode_userbits0)
198 __field(u8, timecode_userbits1)
199 __field(u8, timecode_userbits2)
200 __field(u8, timecode_userbits3)
201 __field(u32, sequence)
202 ),
203
204 TP_fast_assign(
2d700715 205 struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
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206 __entry->minor = q->owner ? q->owner->vdev->minor : -1;
207 __entry->queued_count = q->queued_count;
208 __entry->owned_by_drv_count =
209 atomic_read(&q->owned_by_drv_count);
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210 __entry->index = vb->index;
211 __entry->type = vb->type;
212 __entry->bytesused = vb->planes[0].bytesused;
213 __entry->flags = vbuf->flags;
214 __entry->field = vbuf->field;
215 __entry->timestamp = timeval_to_ns(&vbuf->timestamp);
216 __entry->timecode_type = vbuf->timecode.type;
217 __entry->timecode_flags = vbuf->timecode.flags;
218 __entry->timecode_frames = vbuf->timecode.frames;
219 __entry->timecode_seconds = vbuf->timecode.seconds;
220 __entry->timecode_minutes = vbuf->timecode.minutes;
221 __entry->timecode_hours = vbuf->timecode.hours;
222 __entry->timecode_userbits0 = vbuf->timecode.userbits[0];
223 __entry->timecode_userbits1 = vbuf->timecode.userbits[1];
224 __entry->timecode_userbits2 = vbuf->timecode.userbits[2];
225 __entry->timecode_userbits3 = vbuf->timecode.userbits[3];
226 __entry->sequence = vbuf->sequence;
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227 ),
228
229 TP_printk("minor = %d, queued = %u, owned_by_drv = %d, index = %u, "
230 "type = %s, bytesused = %u, flags = %s, field = %s, "
231 "timestamp = %llu, timecode = { type = %s, flags = %s, "
232 "frames = %u, seconds = %u, minutes = %u, hours = %u, "
233 "userbits = { %u %u %u %u } }, sequence = %u", __entry->minor,
234 __entry->queued_count,
235 __entry->owned_by_drv_count,
236 __entry->index, show_type(__entry->type),
237 __entry->bytesused,
238 show_flags(__entry->flags),
239 show_field(__entry->field),
240 __entry->timestamp,
241 show_timecode_type(__entry->timecode_type),
242 show_timecode_flags(__entry->timecode_flags),
243 __entry->timecode_frames,
244 __entry->timecode_seconds,
245 __entry->timecode_minutes,
246 __entry->timecode_hours,
247 __entry->timecode_userbits0,
248 __entry->timecode_userbits1,
249 __entry->timecode_userbits2,
250 __entry->timecode_userbits3,
251 __entry->sequence
252 )
253)
254
255DEFINE_EVENT(vb2_event_class, vb2_buf_done,
256 TP_PROTO(struct vb2_queue *q, struct vb2_buffer *vb),
257 TP_ARGS(q, vb)
258);
259
260DEFINE_EVENT(vb2_event_class, vb2_buf_queue,
261 TP_PROTO(struct vb2_queue *q, struct vb2_buffer *vb),
262 TP_ARGS(q, vb)
263);
264
265DEFINE_EVENT(vb2_event_class, vb2_dqbuf,
266 TP_PROTO(struct vb2_queue *q, struct vb2_buffer *vb),
267 TP_ARGS(q, vb)
268);
269
270DEFINE_EVENT(vb2_event_class, vb2_qbuf,
271 TP_PROTO(struct vb2_queue *q, struct vb2_buffer *vb),
272 TP_ARGS(q, vb)
273);
274
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275#endif /* if !defined(_TRACE_V4L2_H) || defined(TRACE_HEADER_MULTI_READ) */
276
277/* This part must be outside protection */
278#include <trace/define_trace.h>