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-rw-r--r--include/media/v4l2-dev.h222
-rw-r--r--include/media/v4l2-ioctl.h223
2 files changed, 226 insertions, 219 deletions
diff --git a/include/media/v4l2-dev.h b/include/media/v4l2-dev.h
index ad62d322e178..d9149cd25b31 100644
--- a/include/media/v4l2-dev.h
+++ b/include/media/v4l2-dev.h
@@ -39,6 +39,8 @@
39#define VFL_TYPE_RADIO 2 39#define VFL_TYPE_RADIO 2
40#define VFL_TYPE_VTX 3 40#define VFL_TYPE_VTX 3
41 41
42struct v4l2_ioctl_callbacks;
43
42/* 44/*
43 * Newer version of video_device, handled by videodev2.c 45 * Newer version of video_device, handled by videodev2.c
44 * This version moves redundant code from video device code to 46 * This version moves redundant code from video device code to
@@ -72,225 +74,7 @@ struct video_device
72 void (*release)(struct video_device *vfd); 74 void (*release)(struct video_device *vfd);
73 75
74 /* ioctl callbacks */ 76 /* ioctl callbacks */
75 77 const struct v4l2_ioctl_ops *ioctl_ops;
76 /* VIDIOC_QUERYCAP handler */
77 int (*vidioc_querycap)(struct file *file, void *fh, struct v4l2_capability *cap);
78
79 /* Priority handling */
80 int (*vidioc_g_priority) (struct file *file, void *fh,
81 enum v4l2_priority *p);
82 int (*vidioc_s_priority) (struct file *file, void *fh,
83 enum v4l2_priority p);
84
85 /* VIDIOC_ENUM_FMT handlers */
86 int (*vidioc_enum_fmt_vid_cap) (struct file *file, void *fh,
87 struct v4l2_fmtdesc *f);
88 int (*vidioc_enum_fmt_vid_overlay) (struct file *file, void *fh,
89 struct v4l2_fmtdesc *f);
90 int (*vidioc_enum_fmt_vid_out) (struct file *file, void *fh,
91 struct v4l2_fmtdesc *f);
92#if 1
93 /* deprecated, will be removed in 2.6.28 */
94 int (*vidioc_enum_fmt_vbi_cap) (struct file *file, void *fh,
95 struct v4l2_fmtdesc *f);
96#endif
97 int (*vidioc_enum_fmt_type_private)(struct file *file, void *fh,
98 struct v4l2_fmtdesc *f);
99
100 /* VIDIOC_G_FMT handlers */
101 int (*vidioc_g_fmt_vid_cap) (struct file *file, void *fh,
102 struct v4l2_format *f);
103 int (*vidioc_g_fmt_vid_overlay)(struct file *file, void *fh,
104 struct v4l2_format *f);
105 int (*vidioc_g_fmt_vid_out) (struct file *file, void *fh,
106 struct v4l2_format *f);
107 int (*vidioc_g_fmt_vid_out_overlay)(struct file *file, void *fh,
108 struct v4l2_format *f);
109 int (*vidioc_g_fmt_vbi_cap) (struct file *file, void *fh,
110 struct v4l2_format *f);
111 int (*vidioc_g_fmt_vbi_out) (struct file *file, void *fh,
112 struct v4l2_format *f);
113 int (*vidioc_g_fmt_sliced_vbi_cap)(struct file *file, void *fh,
114 struct v4l2_format *f);
115 int (*vidioc_g_fmt_sliced_vbi_out)(struct file *file, void *fh,
116 struct v4l2_format *f);
117 int (*vidioc_g_fmt_type_private)(struct file *file, void *fh,
118 struct v4l2_format *f);
119
120 /* VIDIOC_S_FMT handlers */
121 int (*vidioc_s_fmt_vid_cap) (struct file *file, void *fh,
122 struct v4l2_format *f);
123 int (*vidioc_s_fmt_vid_overlay)(struct file *file, void *fh,
124 struct v4l2_format *f);
125 int (*vidioc_s_fmt_vid_out) (struct file *file, void *fh,
126 struct v4l2_format *f);
127 int (*vidioc_s_fmt_vid_out_overlay)(struct file *file, void *fh,
128 struct v4l2_format *f);
129 int (*vidioc_s_fmt_vbi_cap) (struct file *file, void *fh,
130 struct v4l2_format *f);
131 int (*vidioc_s_fmt_vbi_out) (struct file *file, void *fh,
132 struct v4l2_format *f);
133 int (*vidioc_s_fmt_sliced_vbi_cap)(struct file *file, void *fh,
134 struct v4l2_format *f);
135 int (*vidioc_s_fmt_sliced_vbi_out)(struct file *file, void *fh,
136 struct v4l2_format *f);
137 int (*vidioc_s_fmt_type_private)(struct file *file, void *fh,
138 struct v4l2_format *f);
139
140 /* VIDIOC_TRY_FMT handlers */
141 int (*vidioc_try_fmt_vid_cap) (struct file *file, void *fh,
142 struct v4l2_format *f);
143 int (*vidioc_try_fmt_vid_overlay)(struct file *file, void *fh,
144 struct v4l2_format *f);
145 int (*vidioc_try_fmt_vid_out) (struct file *file, void *fh,
146 struct v4l2_format *f);
147 int (*vidioc_try_fmt_vid_out_overlay)(struct file *file, void *fh,
148 struct v4l2_format *f);
149 int (*vidioc_try_fmt_vbi_cap) (struct file *file, void *fh,
150 struct v4l2_format *f);
151 int (*vidioc_try_fmt_vbi_out) (struct file *file, void *fh,
152 struct v4l2_format *f);
153 int (*vidioc_try_fmt_sliced_vbi_cap)(struct file *file, void *fh,
154 struct v4l2_format *f);
155 int (*vidioc_try_fmt_sliced_vbi_out)(struct file *file, void *fh,
156 struct v4l2_format *f);
157 int (*vidioc_try_fmt_type_private)(struct file *file, void *fh,
158 struct v4l2_format *f);
159
160 /* Buffer handlers */
161 int (*vidioc_reqbufs) (struct file *file, void *fh, struct v4l2_requestbuffers *b);
162 int (*vidioc_querybuf)(struct file *file, void *fh, struct v4l2_buffer *b);
163 int (*vidioc_qbuf) (struct file *file, void *fh, struct v4l2_buffer *b);
164 int (*vidioc_dqbuf) (struct file *file, void *fh, struct v4l2_buffer *b);
165
166
167 int (*vidioc_overlay) (struct file *file, void *fh, unsigned int i);
168#ifdef CONFIG_VIDEO_V4L1_COMPAT
169 /* buffer type is struct vidio_mbuf * */
170 int (*vidiocgmbuf) (struct file *file, void *fh, struct video_mbuf *p);
171#endif
172 int (*vidioc_g_fbuf) (struct file *file, void *fh,
173 struct v4l2_framebuffer *a);
174 int (*vidioc_s_fbuf) (struct file *file, void *fh,
175 struct v4l2_framebuffer *a);
176
177 /* Stream on/off */
178 int (*vidioc_streamon) (struct file *file, void *fh, enum v4l2_buf_type i);
179 int (*vidioc_streamoff)(struct file *file, void *fh, enum v4l2_buf_type i);
180
181 /* Standard handling
182 ENUMSTD is handled by videodev.c
183 */
184 int (*vidioc_g_std) (struct file *file, void *fh, v4l2_std_id *norm);
185 int (*vidioc_s_std) (struct file *file, void *fh, v4l2_std_id *norm);
186 int (*vidioc_querystd) (struct file *file, void *fh, v4l2_std_id *a);
187
188 /* Input handling */
189 int (*vidioc_enum_input)(struct file *file, void *fh,
190 struct v4l2_input *inp);
191 int (*vidioc_g_input) (struct file *file, void *fh, unsigned int *i);
192 int (*vidioc_s_input) (struct file *file, void *fh, unsigned int i);
193
194 /* Output handling */
195 int (*vidioc_enum_output) (struct file *file, void *fh,
196 struct v4l2_output *a);
197 int (*vidioc_g_output) (struct file *file, void *fh, unsigned int *i);
198 int (*vidioc_s_output) (struct file *file, void *fh, unsigned int i);
199
200 /* Control handling */
201 int (*vidioc_queryctrl) (struct file *file, void *fh,
202 struct v4l2_queryctrl *a);
203 int (*vidioc_g_ctrl) (struct file *file, void *fh,
204 struct v4l2_control *a);
205 int (*vidioc_s_ctrl) (struct file *file, void *fh,
206 struct v4l2_control *a);
207 int (*vidioc_g_ext_ctrls) (struct file *file, void *fh,
208 struct v4l2_ext_controls *a);
209 int (*vidioc_s_ext_ctrls) (struct file *file, void *fh,
210 struct v4l2_ext_controls *a);
211 int (*vidioc_try_ext_ctrls) (struct file *file, void *fh,
212 struct v4l2_ext_controls *a);
213 int (*vidioc_querymenu) (struct file *file, void *fh,
214 struct v4l2_querymenu *a);
215
216 /* Audio ioctls */
217 int (*vidioc_enumaudio) (struct file *file, void *fh,
218 struct v4l2_audio *a);
219 int (*vidioc_g_audio) (struct file *file, void *fh,
220 struct v4l2_audio *a);
221 int (*vidioc_s_audio) (struct file *file, void *fh,
222 struct v4l2_audio *a);
223
224 /* Audio out ioctls */
225 int (*vidioc_enumaudout) (struct file *file, void *fh,
226 struct v4l2_audioout *a);
227 int (*vidioc_g_audout) (struct file *file, void *fh,
228 struct v4l2_audioout *a);
229 int (*vidioc_s_audout) (struct file *file, void *fh,
230 struct v4l2_audioout *a);
231 int (*vidioc_g_modulator) (struct file *file, void *fh,
232 struct v4l2_modulator *a);
233 int (*vidioc_s_modulator) (struct file *file, void *fh,
234 struct v4l2_modulator *a);
235 /* Crop ioctls */
236 int (*vidioc_cropcap) (struct file *file, void *fh,
237 struct v4l2_cropcap *a);
238 int (*vidioc_g_crop) (struct file *file, void *fh,
239 struct v4l2_crop *a);
240 int (*vidioc_s_crop) (struct file *file, void *fh,
241 struct v4l2_crop *a);
242 /* Compression ioctls */
243 int (*vidioc_g_jpegcomp) (struct file *file, void *fh,
244 struct v4l2_jpegcompression *a);
245 int (*vidioc_s_jpegcomp) (struct file *file, void *fh,
246 struct v4l2_jpegcompression *a);
247 int (*vidioc_g_enc_index) (struct file *file, void *fh,
248 struct v4l2_enc_idx *a);
249 int (*vidioc_encoder_cmd) (struct file *file, void *fh,
250 struct v4l2_encoder_cmd *a);
251 int (*vidioc_try_encoder_cmd) (struct file *file, void *fh,
252 struct v4l2_encoder_cmd *a);
253
254 /* Stream type-dependent parameter ioctls */
255 int (*vidioc_g_parm) (struct file *file, void *fh,
256 struct v4l2_streamparm *a);
257 int (*vidioc_s_parm) (struct file *file, void *fh,
258 struct v4l2_streamparm *a);
259
260 /* Tuner ioctls */
261 int (*vidioc_g_tuner) (struct file *file, void *fh,
262 struct v4l2_tuner *a);
263 int (*vidioc_s_tuner) (struct file *file, void *fh,
264 struct v4l2_tuner *a);
265 int (*vidioc_g_frequency) (struct file *file, void *fh,
266 struct v4l2_frequency *a);
267 int (*vidioc_s_frequency) (struct file *file, void *fh,
268 struct v4l2_frequency *a);
269
270 /* Sliced VBI cap */
271 int (*vidioc_g_sliced_vbi_cap) (struct file *file, void *fh,
272 struct v4l2_sliced_vbi_cap *a);
273
274 /* Log status ioctl */
275 int (*vidioc_log_status) (struct file *file, void *fh);
276
277 int (*vidioc_s_hw_freq_seek) (struct file *file, void *fh,
278 struct v4l2_hw_freq_seek *a);
279
280 /* Debugging ioctls */
281#ifdef CONFIG_VIDEO_ADV_DEBUG
282 int (*vidioc_g_register) (struct file *file, void *fh,
283 struct v4l2_register *reg);
284 int (*vidioc_s_register) (struct file *file, void *fh,
285 struct v4l2_register *reg);
286#endif
287 int (*vidioc_g_chip_ident) (struct file *file, void *fh,
288 struct v4l2_chip_ident *chip);
289
290 /* For other private ioctls */
291 int (*vidioc_default) (struct file *file, void *fh,
292 int cmd, void *arg);
293
294 78
295#ifdef OBSOLETE_OWNER /* to be removed soon */ 79#ifdef OBSOLETE_OWNER /* to be removed soon */
296/* obsolete -- fops->owner is used instead */ 80/* obsolete -- fops->owner is used instead */
diff --git a/include/media/v4l2-ioctl.h b/include/media/v4l2-ioctl.h
index e319d1fffb82..dc6404618555 100644
--- a/include/media/v4l2-ioctl.h
+++ b/include/media/v4l2-ioctl.h
@@ -20,6 +20,229 @@
20#include <linux/videodev2.h> 20#include <linux/videodev2.h>
21#endif 21#endif
22 22
23struct v4l2_ioctl_ops {
24 /* ioctl callbacks */
25
26 /* VIDIOC_QUERYCAP handler */
27 int (*vidioc_querycap)(struct file *file, void *fh, struct v4l2_capability *cap);
28
29 /* Priority handling */
30 int (*vidioc_g_priority) (struct file *file, void *fh,
31 enum v4l2_priority *p);
32 int (*vidioc_s_priority) (struct file *file, void *fh,
33 enum v4l2_priority p);
34
35 /* VIDIOC_ENUM_FMT handlers */
36 int (*vidioc_enum_fmt_vid_cap) (struct file *file, void *fh,
37 struct v4l2_fmtdesc *f);
38 int (*vidioc_enum_fmt_vid_overlay) (struct file *file, void *fh,
39 struct v4l2_fmtdesc *f);
40 int (*vidioc_enum_fmt_vid_out) (struct file *file, void *fh,
41 struct v4l2_fmtdesc *f);
42#if 1
43 /* deprecated, will be removed in 2.6.28 */
44 int (*vidioc_enum_fmt_vbi_cap) (struct file *file, void *fh,
45 struct v4l2_fmtdesc *f);
46#endif
47 int (*vidioc_enum_fmt_type_private)(struct file *file, void *fh,
48 struct v4l2_fmtdesc *f);
49
50 /* VIDIOC_G_FMT handlers */
51 int (*vidioc_g_fmt_vid_cap) (struct file *file, void *fh,
52 struct v4l2_format *f);
53 int (*vidioc_g_fmt_vid_overlay)(struct file *file, void *fh,
54 struct v4l2_format *f);
55 int (*vidioc_g_fmt_vid_out) (struct file *file, void *fh,
56 struct v4l2_format *f);
57 int (*vidioc_g_fmt_vid_out_overlay)(struct file *file, void *fh,
58 struct v4l2_format *f);
59 int (*vidioc_g_fmt_vbi_cap) (struct file *file, void *fh,
60 struct v4l2_format *f);
61 int (*vidioc_g_fmt_vbi_out) (struct file *file, void *fh,
62 struct v4l2_format *f);
63 int (*vidioc_g_fmt_sliced_vbi_cap)(struct file *file, void *fh,
64 struct v4l2_format *f);
65 int (*vidioc_g_fmt_sliced_vbi_out)(struct file *file, void *fh,
66 struct v4l2_format *f);
67 int (*vidioc_g_fmt_type_private)(struct file *file, void *fh,
68 struct v4l2_format *f);
69
70 /* VIDIOC_S_FMT handlers */
71 int (*vidioc_s_fmt_vid_cap) (struct file *file, void *fh,
72 struct v4l2_format *f);
73 int (*vidioc_s_fmt_vid_overlay)(struct file *file, void *fh,
74 struct v4l2_format *f);
75 int (*vidioc_s_fmt_vid_out) (struct file *file, void *fh,
76 struct v4l2_format *f);
77 int (*vidioc_s_fmt_vid_out_overlay)(struct file *file, void *fh,
78 struct v4l2_format *f);
79 int (*vidioc_s_fmt_vbi_cap) (struct file *file, void *fh,
80 struct v4l2_format *f);
81 int (*vidioc_s_fmt_vbi_out) (struct file *file, void *fh,
82 struct v4l2_format *f);
83 int (*vidioc_s_fmt_sliced_vbi_cap)(struct file *file, void *fh,
84 struct v4l2_format *f);
85 int (*vidioc_s_fmt_sliced_vbi_out)(struct file *file, void *fh,
86 struct v4l2_format *f);
87 int (*vidioc_s_fmt_type_private)(struct file *file, void *fh,
88 struct v4l2_format *f);
89
90 /* VIDIOC_TRY_FMT handlers */
91 int (*vidioc_try_fmt_vid_cap) (struct file *file, void *fh,
92 struct v4l2_format *f);
93 int (*vidioc_try_fmt_vid_overlay)(struct file *file, void *fh,
94 struct v4l2_format *f);
95 int (*vidioc_try_fmt_vid_out) (struct file *file, void *fh,
96 struct v4l2_format *f);
97 int (*vidioc_try_fmt_vid_out_overlay)(struct file *file, void *fh,
98 struct v4l2_format *f);
99 int (*vidioc_try_fmt_vbi_cap) (struct file *file, void *fh,
100 struct v4l2_format *f);
101 int (*vidioc_try_fmt_vbi_out) (struct file *file, void *fh,
102 struct v4l2_format *f);
103 int (*vidioc_try_fmt_sliced_vbi_cap)(struct file *file, void *fh,
104 struct v4l2_format *f);
105 int (*vidioc_try_fmt_sliced_vbi_out)(struct file *file, void *fh,
106 struct v4l2_format *f);
107 int (*vidioc_try_fmt_type_private)(struct file *file, void *fh,
108 struct v4l2_format *f);
109
110 /* Buffer handlers */
111 int (*vidioc_reqbufs) (struct file *file, void *fh, struct v4l2_requestbuffers *b);
112 int (*vidioc_querybuf)(struct file *file, void *fh, struct v4l2_buffer *b);
113 int (*vidioc_qbuf) (struct file *file, void *fh, struct v4l2_buffer *b);
114 int (*vidioc_dqbuf) (struct file *file, void *fh, struct v4l2_buffer *b);
115
116
117 int (*vidioc_overlay) (struct file *file, void *fh, unsigned int i);
118#ifdef CONFIG_VIDEO_V4L1_COMPAT
119 /* buffer type is struct vidio_mbuf * */
120 int (*vidiocgmbuf) (struct file *file, void *fh, struct video_mbuf *p);
121#endif
122 int (*vidioc_g_fbuf) (struct file *file, void *fh,
123 struct v4l2_framebuffer *a);
124 int (*vidioc_s_fbuf) (struct file *file, void *fh,
125 struct v4l2_framebuffer *a);
126
127 /* Stream on/off */
128 int (*vidioc_streamon) (struct file *file, void *fh, enum v4l2_buf_type i);
129 int (*vidioc_streamoff)(struct file *file, void *fh, enum v4l2_buf_type i);
130
131 /* Standard handling
132 ENUMSTD is handled by videodev.c
133 */
134 int (*vidioc_g_std) (struct file *file, void *fh, v4l2_std_id *norm);
135 int (*vidioc_s_std) (struct file *file, void *fh, v4l2_std_id *norm);
136 int (*vidioc_querystd) (struct file *file, void *fh, v4l2_std_id *a);
137
138 /* Input handling */
139 int (*vidioc_enum_input)(struct file *file, void *fh,
140 struct v4l2_input *inp);
141 int (*vidioc_g_input) (struct file *file, void *fh, unsigned int *i);
142 int (*vidioc_s_input) (struct file *file, void *fh, unsigned int i);
143
144 /* Output handling */
145 int (*vidioc_enum_output) (struct file *file, void *fh,
146 struct v4l2_output *a);
147 int (*vidioc_g_output) (struct file *file, void *fh, unsigned int *i);
148 int (*vidioc_s_output) (struct file *file, void *fh, unsigned int i);
149
150 /* Control handling */
151 int (*vidioc_queryctrl) (struct file *file, void *fh,
152 struct v4l2_queryctrl *a);
153 int (*vidioc_g_ctrl) (struct file *file, void *fh,
154 struct v4l2_control *a);
155 int (*vidioc_s_ctrl) (struct file *file, void *fh,
156 struct v4l2_control *a);
157 int (*vidioc_g_ext_ctrls) (struct file *file, void *fh,
158 struct v4l2_ext_controls *a);
159 int (*vidioc_s_ext_ctrls) (struct file *file, void *fh,
160 struct v4l2_ext_controls *a);
161 int (*vidioc_try_ext_ctrls) (struct file *file, void *fh,
162 struct v4l2_ext_controls *a);
163 int (*vidioc_querymenu) (struct file *file, void *fh,
164 struct v4l2_querymenu *a);
165
166 /* Audio ioctls */
167 int (*vidioc_enumaudio) (struct file *file, void *fh,
168 struct v4l2_audio *a);
169 int (*vidioc_g_audio) (struct file *file, void *fh,
170 struct v4l2_audio *a);
171 int (*vidioc_s_audio) (struct file *file, void *fh,
172 struct v4l2_audio *a);
173
174 /* Audio out ioctls */
175 int (*vidioc_enumaudout) (struct file *file, void *fh,
176 struct v4l2_audioout *a);
177 int (*vidioc_g_audout) (struct file *file, void *fh,
178 struct v4l2_audioout *a);
179 int (*vidioc_s_audout) (struct file *file, void *fh,
180 struct v4l2_audioout *a);
181 int (*vidioc_g_modulator) (struct file *file, void *fh,
182 struct v4l2_modulator *a);
183 int (*vidioc_s_modulator) (struct file *file, void *fh,
184 struct v4l2_modulator *a);
185 /* Crop ioctls */
186 int (*vidioc_cropcap) (struct file *file, void *fh,
187 struct v4l2_cropcap *a);
188 int (*vidioc_g_crop) (struct file *file, void *fh,
189 struct v4l2_crop *a);
190 int (*vidioc_s_crop) (struct file *file, void *fh,
191 struct v4l2_crop *a);
192 /* Compression ioctls */
193 int (*vidioc_g_jpegcomp) (struct file *file, void *fh,
194 struct v4l2_jpegcompression *a);
195 int (*vidioc_s_jpegcomp) (struct file *file, void *fh,
196 struct v4l2_jpegcompression *a);
197 int (*vidioc_g_enc_index) (struct file *file, void *fh,
198 struct v4l2_enc_idx *a);
199 int (*vidioc_encoder_cmd) (struct file *file, void *fh,
200 struct v4l2_encoder_cmd *a);
201 int (*vidioc_try_encoder_cmd) (struct file *file, void *fh,
202 struct v4l2_encoder_cmd *a);
203
204 /* Stream type-dependent parameter ioctls */
205 int (*vidioc_g_parm) (struct file *file, void *fh,
206 struct v4l2_streamparm *a);
207 int (*vidioc_s_parm) (struct file *file, void *fh,
208 struct v4l2_streamparm *a);
209
210 /* Tuner ioctls */
211 int (*vidioc_g_tuner) (struct file *file, void *fh,
212 struct v4l2_tuner *a);
213 int (*vidioc_s_tuner) (struct file *file, void *fh,
214 struct v4l2_tuner *a);
215 int (*vidioc_g_frequency) (struct file *file, void *fh,
216 struct v4l2_frequency *a);
217 int (*vidioc_s_frequency) (struct file *file, void *fh,
218 struct v4l2_frequency *a);
219
220 /* Sliced VBI cap */
221 int (*vidioc_g_sliced_vbi_cap) (struct file *file, void *fh,
222 struct v4l2_sliced_vbi_cap *a);
223
224 /* Log status ioctl */
225 int (*vidioc_log_status) (struct file *file, void *fh);
226
227 int (*vidioc_s_hw_freq_seek) (struct file *file, void *fh,
228 struct v4l2_hw_freq_seek *a);
229
230 /* Debugging ioctls */
231#ifdef CONFIG_VIDEO_ADV_DEBUG
232 int (*vidioc_g_register) (struct file *file, void *fh,
233 struct v4l2_register *reg);
234 int (*vidioc_s_register) (struct file *file, void *fh,
235 struct v4l2_register *reg);
236#endif
237 int (*vidioc_g_chip_ident) (struct file *file, void *fh,
238 struct v4l2_chip_ident *chip);
239
240 /* For other private ioctls */
241 int (*vidioc_default) (struct file *file, void *fh,
242 int cmd, void *arg);
243};
244
245
23/* v4l debugging and diagnostics */ 246/* v4l debugging and diagnostics */
24 247
25/* Debug bitmask flags to be used on V4L2 */ 248/* Debug bitmask flags to be used on V4L2 */
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-23 05:09:13 -0500