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V4L/DVB (4148): Fix userbits debug prints
[linux-2.6/kvm.git] / drivers / media / video / v4l2-common.c
blob2b2c0b3a16ad1bcb29ea6f8c88bffcbbb74dd547
1 /*
2 * Video for Linux Two
3 *
4 * A generic video device interface for the LINUX operating system
5 * using a set of device structures/vectors for low level operations.
6 *
7 * This file replaces the videodev.c file that comes with the
8 * regular kernel distribution.
9 *
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License
12 * as published by the Free Software Foundation; either version
13 * 2 of the License, or (at your option) any later version.
14 *
15 * Author: Bill Dirks <bdirks@pacbell.net>
16 * based on code by Alan Cox, <alan@cymru.net>
17 *
18 */
19
20 /*
21 * Video capture interface for Linux
22 *
23 * A generic video device interface for the LINUX operating system
24 * using a set of device structures/vectors for low level operations.
25 *
26 * This program is free software; you can redistribute it and/or
27 * modify it under the terms of the GNU General Public License
28 * as published by the Free Software Foundation; either version
29 * 2 of the License, or (at your option) any later version.
30 *
31 * Author: Alan Cox, <alan@redhat.com>
32 *
33 * Fixes:
34 */
35
36 /*
37 * Video4linux 1/2 integration by Justin Schoeman
38 * <justin@suntiger.ee.up.ac.za>
39 * 2.4 PROCFS support ported from 2.4 kernels by
40 * Iñaki García Etxebarria <garetxe@euskalnet.net>
41 * Makefile fix by "W. Michael Petullo" <mike@flyn.org>
42 * 2.4 devfs support ported from 2.4 kernels by
43 * Dan Merillat <dan@merillat.org>
44 * Added Gerd Knorrs v4l1 enhancements (Justin Schoeman)
45 */
46
47 #include <linux/config.h>
48 #include <linux/module.h>
49 #include <linux/types.h>
50 #include <linux/kernel.h>
51 #include <linux/sched.h>
52 #include <linux/smp_lock.h>
53 #include <linux/mm.h>
54 #include <linux/string.h>
55 #include <linux/errno.h>
56 #include <asm/uaccess.h>
57 #include <asm/system.h>
58 #include <asm/pgtable.h>
59 #include <asm/io.h>
60 #include <asm/div64.h>
61 #include <linux/video_decoder.h>
62 #define __OLD_VIDIOC_ /* To allow fixing old calls*/
63 #include <media/v4l2-common.h>
64
65 #ifdef CONFIG_KMOD
66 #include <linux/kmod.h>
67 #endif
68
69 #if defined(CONFIG_UST) || defined(CONFIG_UST_MODULE)
70 #include <linux/ust.h>
71 #endif
72
73
74 #include <linux/videodev.h>
75
76 MODULE_AUTHOR("Bill Dirks, Justin Schoeman, Gerd Knorr");
77 MODULE_DESCRIPTION("misc helper functions for v4l2 device drivers");
78 MODULE_LICENSE("GPL");
79
80 /*
81 *
82 * V 4 L 2 D R I V E R H E L P E R A P I
83 *
84 */
85
86 /*
87 * Video Standard Operations (contributed by Michael Schimek)
88 */
89
90
91 /* Fill in the fields of a v4l2_standard structure according to the
92 'id' and 'transmission' parameters. Returns negative on error. */
93 int v4l2_video_std_construct(struct v4l2_standard *vs,
94 int id, char *name)
95 {
96 u32 index = vs->index;
97
98 memset(vs, 0, sizeof(struct v4l2_standard));
99 vs->index = index;
100 vs->id = id;
101 if (id & V4L2_STD_525_60) {
102 vs->frameperiod.numerator = 1001;
103 vs->frameperiod.denominator = 30000;
104 vs->framelines = 525;
105 } else {
106 vs->frameperiod.numerator = 1;
107 vs->frameperiod.denominator = 25;
108 vs->framelines = 625;
109 }
110 strlcpy(vs->name,name,sizeof(vs->name));
111 return 0;
112 }
113
114 /* ----------------------------------------------------------------- */
115 /* priority handling */
116
117 #define V4L2_PRIO_VALID(val) (val == V4L2_PRIORITY_BACKGROUND || \
118 val == V4L2_PRIORITY_INTERACTIVE || \
119 val == V4L2_PRIORITY_RECORD)
120
121 int v4l2_prio_init(struct v4l2_prio_state *global)
122 {
123 memset(global,0,sizeof(*global));
124 return 0;
125 }
126
127 int v4l2_prio_change(struct v4l2_prio_state *global, enum v4l2_priority *local,
128 enum v4l2_priority new)
129 {
130 if (!V4L2_PRIO_VALID(new))
131 return -EINVAL;
132 if (*local == new)
133 return 0;
134
135 atomic_inc(&global->prios[new]);
136 if (V4L2_PRIO_VALID(*local))
137 atomic_dec(&global->prios[*local]);
138 *local = new;
139 return 0;
140 }
141
142 int v4l2_prio_open(struct v4l2_prio_state *global, enum v4l2_priority *local)
143 {
144 return v4l2_prio_change(global,local,V4L2_PRIORITY_DEFAULT);
145 }
146
147 int v4l2_prio_close(struct v4l2_prio_state *global, enum v4l2_priority *local)
148 {
149 if (V4L2_PRIO_VALID(*local))
150 atomic_dec(&global->prios[*local]);
151 return 0;
152 }
153
154 enum v4l2_priority v4l2_prio_max(struct v4l2_prio_state *global)
155 {
156 if (atomic_read(&global->prios[V4L2_PRIORITY_RECORD]) > 0)
157 return V4L2_PRIORITY_RECORD;
158 if (atomic_read(&global->prios[V4L2_PRIORITY_INTERACTIVE]) > 0)
159 return V4L2_PRIORITY_INTERACTIVE;
160 if (atomic_read(&global->prios[V4L2_PRIORITY_BACKGROUND]) > 0)
161 return V4L2_PRIORITY_BACKGROUND;
162 return V4L2_PRIORITY_UNSET;
163 }
164
165 int v4l2_prio_check(struct v4l2_prio_state *global, enum v4l2_priority *local)
166 {
167 if (*local < v4l2_prio_max(global))
168 return -EBUSY;
169 return 0;
170 }
171
172
173 /* ----------------------------------------------------------------- */
174 /* some arrays for pretty-printing debug messages of enum types */
175
176 char *v4l2_field_names[] = {
177 [V4L2_FIELD_ANY] = "any",
178 [V4L2_FIELD_NONE] = "none",
179 [V4L2_FIELD_TOP] = "top",
180 [V4L2_FIELD_BOTTOM] = "bottom",
181 [V4L2_FIELD_INTERLACED] = "interlaced",
182 [V4L2_FIELD_SEQ_TB] = "seq-tb",
183 [V4L2_FIELD_SEQ_BT] = "seq-bt",
184 [V4L2_FIELD_ALTERNATE] = "alternate",
185 };
186
187 char *v4l2_type_names[] = {
188 [V4L2_BUF_TYPE_VIDEO_CAPTURE] = "video-cap",
189 [V4L2_BUF_TYPE_VIDEO_OVERLAY] = "video-over",
190 [V4L2_BUF_TYPE_VIDEO_OUTPUT] = "video-out",
191 [V4L2_BUF_TYPE_VBI_CAPTURE] = "vbi-cap",
192 [V4L2_BUF_TYPE_VBI_OUTPUT] = "vbi-out",
193 };
194
195 static char *v4l2_memory_names[] = {
196 [V4L2_MEMORY_MMAP] = "mmap",
197 [V4L2_MEMORY_USERPTR] = "userptr",
198 [V4L2_MEMORY_OVERLAY] = "overlay",
199 };
200
201 #define prt_names(a,arr) (((a)>=0)&&((a)<ARRAY_SIZE(arr)))?arr[a]:"unknown"
202
203 /* ------------------------------------------------------------------ */
204 /* debug help functions */
205
206 #ifdef HAVE_V4L1
207 static const char *v4l1_ioctls[] = {
208 [_IOC_NR(VIDIOCGCAP)] = "VIDIOCGCAP",
209 [_IOC_NR(VIDIOCGCHAN)] = "VIDIOCGCHAN",
210 [_IOC_NR(VIDIOCSCHAN)] = "VIDIOCSCHAN",
211 [_IOC_NR(VIDIOCGTUNER)] = "VIDIOCGTUNER",
212 [_IOC_NR(VIDIOCSTUNER)] = "VIDIOCSTUNER",
213 [_IOC_NR(VIDIOCGPICT)] = "VIDIOCGPICT",
214 [_IOC_NR(VIDIOCSPICT)] = "VIDIOCSPICT",
215 [_IOC_NR(VIDIOCCAPTURE)] = "VIDIOCCAPTURE",
216 [_IOC_NR(VIDIOCGWIN)] = "VIDIOCGWIN",
217 [_IOC_NR(VIDIOCSWIN)] = "VIDIOCSWIN",
218 [_IOC_NR(VIDIOCGFBUF)] = "VIDIOCGFBUF",
219 [_IOC_NR(VIDIOCSFBUF)] = "VIDIOCSFBUF",
220 [_IOC_NR(VIDIOCKEY)] = "VIDIOCKEY",
221 [_IOC_NR(VIDIOCGFREQ)] = "VIDIOCGFREQ",
222 [_IOC_NR(VIDIOCSFREQ)] = "VIDIOCSFREQ",
223 [_IOC_NR(VIDIOCGAUDIO)] = "VIDIOCGAUDIO",
224 [_IOC_NR(VIDIOCSAUDIO)] = "VIDIOCSAUDIO",
225 [_IOC_NR(VIDIOCSYNC)] = "VIDIOCSYNC",
226 [_IOC_NR(VIDIOCMCAPTURE)] = "VIDIOCMCAPTURE",
227 [_IOC_NR(VIDIOCGMBUF)] = "VIDIOCGMBUF",
228 [_IOC_NR(VIDIOCGUNIT)] = "VIDIOCGUNIT",
229 [_IOC_NR(VIDIOCGCAPTURE)] = "VIDIOCGCAPTURE",
230 [_IOC_NR(VIDIOCSCAPTURE)] = "VIDIOCSCAPTURE",
231 [_IOC_NR(VIDIOCSPLAYMODE)] = "VIDIOCSPLAYMODE",
232 [_IOC_NR(VIDIOCSWRITEMODE)] = "VIDIOCSWRITEMODE",
233 [_IOC_NR(VIDIOCGPLAYINFO)] = "VIDIOCGPLAYINFO",
234 [_IOC_NR(VIDIOCSMICROCODE)] = "VIDIOCSMICROCODE",
235 [_IOC_NR(VIDIOCGVBIFMT)] = "VIDIOCGVBIFMT",
236 [_IOC_NR(VIDIOCSVBIFMT)] = "VIDIOCSVBIFMT"
237 };
238 #define V4L1_IOCTLS ARRAY_SIZE(v4l1_ioctls)
239 #endif
240
241 static const char *v4l2_ioctls[] = {
242 [_IOC_NR(VIDIOC_QUERYCAP)] = "VIDIOC_QUERYCAP",
243 [_IOC_NR(VIDIOC_RESERVED)] = "VIDIOC_RESERVED",
244 [_IOC_NR(VIDIOC_ENUM_FMT)] = "VIDIOC_ENUM_FMT",
245 [_IOC_NR(VIDIOC_G_FMT)] = "VIDIOC_G_FMT",
246 [_IOC_NR(VIDIOC_S_FMT)] = "VIDIOC_S_FMT",
247 [_IOC_NR(VIDIOC_G_MPEGCOMP)] = "VIDIOC_G_MPEGCOMP",
248 [_IOC_NR(VIDIOC_S_MPEGCOMP)] = "VIDIOC_S_MPEGCOMP",
249 [_IOC_NR(VIDIOC_REQBUFS)] = "VIDIOC_REQBUFS",
250 [_IOC_NR(VIDIOC_QUERYBUF)] = "VIDIOC_QUERYBUF",
251 [_IOC_NR(VIDIOC_G_FBUF)] = "VIDIOC_G_FBUF",
252 [_IOC_NR(VIDIOC_S_FBUF)] = "VIDIOC_S_FBUF",
253 [_IOC_NR(VIDIOC_OVERLAY)] = "VIDIOC_OVERLAY",
254 [_IOC_NR(VIDIOC_QBUF)] = "VIDIOC_QBUF",
255 [_IOC_NR(VIDIOC_DQBUF)] = "VIDIOC_DQBUF",
256 [_IOC_NR(VIDIOC_STREAMON)] = "VIDIOC_STREAMON",
257 [_IOC_NR(VIDIOC_STREAMOFF)] = "VIDIOC_STREAMOFF",
258 [_IOC_NR(VIDIOC_G_PARM)] = "VIDIOC_G_PARM",
259 [_IOC_NR(VIDIOC_S_PARM)] = "VIDIOC_S_PARM",
260 [_IOC_NR(VIDIOC_G_STD)] = "VIDIOC_G_STD",
261 [_IOC_NR(VIDIOC_S_STD)] = "VIDIOC_S_STD",
262 [_IOC_NR(VIDIOC_ENUMSTD)] = "VIDIOC_ENUMSTD",
263 [_IOC_NR(VIDIOC_ENUMINPUT)] = "VIDIOC_ENUMINPUT",
264 [_IOC_NR(VIDIOC_G_CTRL)] = "VIDIOC_G_CTRL",
265 [_IOC_NR(VIDIOC_S_CTRL)] = "VIDIOC_S_CTRL",
266 [_IOC_NR(VIDIOC_G_TUNER)] = "VIDIOC_G_TUNER",
267 [_IOC_NR(VIDIOC_S_TUNER)] = "VIDIOC_S_TUNER",
268 [_IOC_NR(VIDIOC_G_AUDIO)] = "VIDIOC_G_AUDIO",
269 [_IOC_NR(VIDIOC_S_AUDIO)] = "VIDIOC_S_AUDIO",
270 [_IOC_NR(VIDIOC_QUERYCTRL)] = "VIDIOC_QUERYCTRL",
271 [_IOC_NR(VIDIOC_QUERYMENU)] = "VIDIOC_QUERYMENU",
272 [_IOC_NR(VIDIOC_G_INPUT)] = "VIDIOC_G_INPUT",
273 [_IOC_NR(VIDIOC_S_INPUT)] = "VIDIOC_S_INPUT",
274 [_IOC_NR(VIDIOC_G_OUTPUT)] = "VIDIOC_G_OUTPUT",
275 [_IOC_NR(VIDIOC_S_OUTPUT)] = "VIDIOC_S_OUTPUT",
276 [_IOC_NR(VIDIOC_ENUMOUTPUT)] = "VIDIOC_ENUMOUTPUT",
277 [_IOC_NR(VIDIOC_G_AUDOUT)] = "VIDIOC_G_AUDOUT",
278 [_IOC_NR(VIDIOC_S_AUDOUT)] = "VIDIOC_S_AUDOUT",
279 [_IOC_NR(VIDIOC_G_MODULATOR)] = "VIDIOC_G_MODULATOR",
280 [_IOC_NR(VIDIOC_S_MODULATOR)] = "VIDIOC_S_MODULATOR",
281 [_IOC_NR(VIDIOC_G_FREQUENCY)] = "VIDIOC_G_FREQUENCY",
282 [_IOC_NR(VIDIOC_S_FREQUENCY)] = "VIDIOC_S_FREQUENCY",
283 [_IOC_NR(VIDIOC_CROPCAP)] = "VIDIOC_CROPCAP",
284 [_IOC_NR(VIDIOC_G_CROP)] = "VIDIOC_G_CROP",
285 [_IOC_NR(VIDIOC_S_CROP)] = "VIDIOC_S_CROP",
286 [_IOC_NR(VIDIOC_G_JPEGCOMP)] = "VIDIOC_G_JPEGCOMP",
287 [_IOC_NR(VIDIOC_S_JPEGCOMP)] = "VIDIOC_S_JPEGCOMP",
288 [_IOC_NR(VIDIOC_QUERYSTD)] = "VIDIOC_QUERYSTD",
289 [_IOC_NR(VIDIOC_TRY_FMT)] = "VIDIOC_TRY_FMT",
290 [_IOC_NR(VIDIOC_ENUMAUDIO)] = "VIDIOC_ENUMAUDIO",
291 [_IOC_NR(VIDIOC_ENUMAUDOUT)] = "VIDIOC_ENUMAUDOUT",
292 [_IOC_NR(VIDIOC_G_PRIORITY)] = "VIDIOC_G_PRIORITY",
293 [_IOC_NR(VIDIOC_S_PRIORITY)] = "VIDIOC_S_PRIORITY",
294 #if 1
295 [_IOC_NR(VIDIOC_G_SLICED_VBI_CAP)] = "VIDIOC_G_SLICED_VBI_CAP",
296 #endif
297 [_IOC_NR(VIDIOC_LOG_STATUS)] = "VIDIOC_LOG_STATUS"
298 };
299 #define V4L2_IOCTLS ARRAY_SIZE(v4l2_ioctls)
300
301 static const char *v4l2_int_ioctls[] = {
302 #ifdef HAVE_VIDEO_DECODER
303 [_IOC_NR(DECODER_GET_CAPABILITIES)] = "DECODER_GET_CAPABILITIES",
304 [_IOC_NR(DECODER_GET_STATUS)] = "DECODER_GET_STATUS",
305 [_IOC_NR(DECODER_SET_NORM)] = "DECODER_SET_NORM",
306 [_IOC_NR(DECODER_SET_INPUT)] = "DECODER_SET_INPUT",
307 [_IOC_NR(DECODER_SET_OUTPUT)] = "DECODER_SET_OUTPUT",
308 [_IOC_NR(DECODER_ENABLE_OUTPUT)] = "DECODER_ENABLE_OUTPUT",
309 [_IOC_NR(DECODER_SET_PICTURE)] = "DECODER_SET_PICTURE",
310 [_IOC_NR(DECODER_SET_GPIO)] = "DECODER_SET_GPIO",
311 [_IOC_NR(DECODER_INIT)] = "DECODER_INIT",
312 [_IOC_NR(DECODER_SET_VBI_BYPASS)] = "DECODER_SET_VBI_BYPASS",
313 [_IOC_NR(DECODER_DUMP)] = "DECODER_DUMP",
314 #endif
315 [_IOC_NR(AUDC_SET_RADIO)] = "AUDC_SET_RADIO",
316
317 [_IOC_NR(TUNER_SET_TYPE_ADDR)] = "TUNER_SET_TYPE_ADDR",
318 [_IOC_NR(TUNER_SET_STANDBY)] = "TUNER_SET_STANDBY",
319 [_IOC_NR(TDA9887_SET_CONFIG)] = "TDA9887_SET_CONFIG",
320
321 [_IOC_NR(VIDIOC_INT_S_TUNER_MODE)] = "VIDIOC_INT_S_TUNER_MODE",
322 [_IOC_NR(VIDIOC_INT_S_REGISTER)] = "VIDIOC_INT_S_REGISTER",
323 [_IOC_NR(VIDIOC_INT_G_REGISTER)] = "VIDIOC_INT_G_REGISTER",
324 [_IOC_NR(VIDIOC_INT_RESET)] = "VIDIOC_INT_RESET",
325 [_IOC_NR(VIDIOC_INT_AUDIO_CLOCK_FREQ)] = "VIDIOC_INT_AUDIO_CLOCK_FREQ",
326 [_IOC_NR(VIDIOC_INT_DECODE_VBI_LINE)] = "VIDIOC_INT_DECODE_VBI_LINE",
327 [_IOC_NR(VIDIOC_INT_S_VBI_DATA)] = "VIDIOC_INT_S_VBI_DATA",
328 [_IOC_NR(VIDIOC_INT_G_VBI_DATA)] = "VIDIOC_INT_G_VBI_DATA",
329 [_IOC_NR(VIDIOC_INT_G_CHIP_IDENT)] = "VIDIOC_INT_G_CHIP_IDENT",
330 [_IOC_NR(VIDIOC_INT_I2S_CLOCK_FREQ)] = "VIDIOC_INT_I2S_CLOCK_FREQ",
331 [_IOC_NR(VIDIOC_INT_S_STANDBY)] = "VIDIOC_INT_S_STANDBY",
332 [_IOC_NR(VIDIOC_INT_S_AUDIO_ROUTING)] = "VIDIOC_INT_S_AUDIO_ROUTING",
333 [_IOC_NR(VIDIOC_INT_G_AUDIO_ROUTING)] = "VIDIOC_INT_G_AUDIO_ROUTING",
334 [_IOC_NR(VIDIOC_INT_S_VIDEO_ROUTING)] = "VIDIOC_INT_S_VIDEO_ROUTING",
335 [_IOC_NR(VIDIOC_INT_G_VIDEO_ROUTING)] = "VIDIOC_INT_G_VIDEO_ROUTING",
336 [_IOC_NR(VIDIOC_INT_S_CRYSTAL_FREQ)] = "VIDIOC_INT_S_CRYSTAL_FREQ"
337 };
338 #define V4L2_INT_IOCTLS ARRAY_SIZE(v4l2_int_ioctls)
339
340 static void v4l_print_pix_fmt (char *s, struct v4l2_pix_format *fmt)
341 {
342 printk ("%s: width=%d, height=%d, format=%d, field=%s, "
343 "bytesperline=%d sizeimage=%d, colorspace=%d\n", s,
344 fmt->width,fmt->height,fmt->pixelformat,
345 prt_names(fmt->field,v4l2_field_names),
346 fmt->bytesperline,fmt->sizeimage,fmt->colorspace);
347 };
348
349 /* Common ioctl debug function. This function can be used by
350 external ioctl messages as well as internal V4L ioctl */
351 void v4l_printk_ioctl(unsigned int cmd)
352 {
353 char *dir;
354
355 switch (_IOC_DIR(cmd)) {
356 case _IOC_NONE: dir = "--"; break;
357 case _IOC_READ: dir = "r-"; break;
358 case _IOC_WRITE: dir = "-w"; break;
359 case _IOC_READ | _IOC_WRITE: dir = "rw"; break;
360 default: dir = "*ERR*"; break;
361 }
362 switch (_IOC_TYPE(cmd)) {
363 case 'd':
364 printk("v4l2_int ioctl %s, dir=%s (0x%08x)\n",
365 (_IOC_NR(cmd) < V4L2_INT_IOCTLS) ?
366 v4l2_int_ioctls[_IOC_NR(cmd)] : "UNKNOWN", dir, cmd);
367 break;
368 #ifdef HAVE_V4L1
369 case 'v':
370 printk("v4l1 ioctl %s, dir=%s (0x%08x)\n",
371 (_IOC_NR(cmd) < V4L1_IOCTLS) ?
372 v4l1_ioctls[_IOC_NR(cmd)] : "UNKNOWN", dir, cmd);
373 break;
374 #endif
375 case 'V':
376 printk("v4l2 ioctl %s, dir=%s (0x%08x)\n",
377 (_IOC_NR(cmd) < V4L2_IOCTLS) ?
378 v4l2_ioctls[_IOC_NR(cmd)] : "UNKNOWN", dir, cmd);
379 break;
380
381 default:
382 printk("unknown ioctl '%c', dir=%s, #%d (0x%08x)\n",
383 _IOC_TYPE(cmd), dir, _IOC_NR(cmd), cmd);
384 }
385 }
386
387 /* Common ioctl debug function. This function can be used by
388 external ioctl messages as well as internal V4L ioctl and its
389 arguments */
390 void v4l_printk_ioctl_arg(char *s,unsigned int cmd, void *arg)
391 {
392 printk(s);
393 printk(": ");
394 v4l_printk_ioctl(cmd);
395 switch (cmd) {
396 case VIDIOC_INT_G_CHIP_IDENT:
397 {
398 enum v4l2_chip_ident *p=arg;
399 printk ("%s: chip ident=%d\n", s, *p);
400 break;
401 }
402 case VIDIOC_G_PRIORITY:
403 case VIDIOC_S_PRIORITY:
404 {
405 enum v4l2_priority *p=arg;
406 printk ("%s: priority=%d\n", s, *p);
407 break;
408 }
409 case VIDIOC_INT_S_TUNER_MODE:
410 {
411 enum v4l2_tuner_type *p=arg;
412 printk ("%s: tuner type=%d\n", s, *p);
413 break;
414 }
415 case DECODER_SET_VBI_BYPASS:
416 case DECODER_ENABLE_OUTPUT:
417 case DECODER_GET_STATUS:
418 case DECODER_SET_OUTPUT:
419 case DECODER_SET_INPUT:
420 case DECODER_SET_GPIO:
421 case DECODER_SET_NORM:
422 case VIDIOCCAPTURE:
423 case VIDIOCSYNC:
424 case VIDIOCSWRITEMODE:
425 case TUNER_SET_TYPE_ADDR:
426 case TUNER_SET_STANDBY:
427 case TDA9887_SET_CONFIG:
428 #ifdef __OLD_VIDIOC_
429 case VIDIOC_OVERLAY_OLD:
430 #endif
431 case VIDIOC_STREAMOFF:
432 case VIDIOC_G_OUTPUT:
433 case VIDIOC_S_OUTPUT:
434 case VIDIOC_STREAMON:
435 case VIDIOC_G_INPUT:
436 case VIDIOC_OVERLAY:
437 case VIDIOC_S_INPUT:
438 {
439 int *p=arg;
440 printk ("%s: value=%d\n", s, *p);
441 break;
442 }
443 case VIDIOC_G_AUDIO:
444 case VIDIOC_S_AUDIO:
445 case VIDIOC_ENUMAUDIO:
446 #ifdef __OLD_VIDIOC_
447 case VIDIOC_G_AUDIO_OLD:
448 #endif
449 {
450 struct v4l2_audio *p=arg;
451
452 printk ("%s: index=%d, name=%s, capability=%d, mode=%d\n",
453 s,p->index, p->name,p->capability, p->mode);
454 break;
455 }
456 case VIDIOC_G_AUDOUT:
457 case VIDIOC_S_AUDOUT:
458 case VIDIOC_ENUMAUDOUT:
459 #ifdef __OLD_VIDIOC_
460 case VIDIOC_G_AUDOUT_OLD:
461 #endif
462 {
463 struct v4l2_audioout *p=arg;
464 printk ("%s: index=%d, name=%s, capability=%d, mode=%d\n", s,
465 p->index, p->name, p->capability,p->mode);
466 break;
467 }
468 case VIDIOC_QBUF:
469 case VIDIOC_DQBUF:
470 case VIDIOC_QUERYBUF:
471 {
472 struct v4l2_buffer *p=arg;
473 struct v4l2_timecode *tc=&p->timecode;
474 printk ("%s: %02ld:%02d:%02d.%08ld index=%d, type=%s, "
475 "bytesused=%d, flags=0x%08x, "
476 "field=%0d, sequence=%d, memory=%s, offset/userptr=0x%08lx\n",
477 s,
478 (p->timestamp.tv_sec/3600),
479 (int)(p->timestamp.tv_sec/60)%60,
480 (int)(p->timestamp.tv_sec%60),
481 p->timestamp.tv_usec,
482 p->index,
483 prt_names(p->type,v4l2_type_names),
484 p->bytesused,p->flags,
485 p->field,p->sequence,
486 prt_names(p->memory,v4l2_memory_names),
487 p->m.userptr);
488 printk ("%s: timecode= %02d:%02d:%02d type=%d, "
489 "flags=0x%08x, frames=%d, userbits=0x%08x\n",
490 s,tc->hours,tc->minutes,tc->seconds,
491 tc->type, tc->flags, tc->frames, *(__u32 *) tc->userbits);
492 break;
493 }
494 case VIDIOC_QUERYCAP:
495 {
496 struct v4l2_capability *p=arg;
497 printk ("%s: driver=%s, card=%s, bus=%s, version=0x%08x, "
498 "capabilities=0x%08x\n", s,
499 p->driver,p->card,p->bus_info,
500 p->version,
501 p->capabilities);
502 break;
503 }
504 case VIDIOC_G_CTRL:
505 case VIDIOC_S_CTRL:
506 #ifdef __OLD_VIDIOC_
507 case VIDIOC_S_CTRL_OLD:
508 #endif
509 {
510 struct v4l2_control *p=arg;
511 printk ("%s: id=%d, value=%d\n", s, p->id, p->value);
512 break;
513 }
514 case VIDIOC_G_CROP:
515 case VIDIOC_S_CROP:
516 {
517 struct v4l2_crop *p=arg;
518 /*FIXME: Should also show rect structs */
519 printk ("%s: type=%d\n", s, p->type);
520 break;
521 }
522 case VIDIOC_CROPCAP:
523 #ifdef __OLD_VIDIOC_
524 case VIDIOC_CROPCAP_OLD:
525 #endif
526 {
527 struct v4l2_cropcap *p=arg;
528 /*FIXME: Should also show rect structs */
529 printk ("%s: type=%d\n", s, p->type);
530 break;
531 }
532 case VIDIOC_INT_DECODE_VBI_LINE:
533 {
534 struct v4l2_decode_vbi_line *p=arg;
535 printk ("%s: is_second_field=%d, ptr=0x%08lx, line=%d, "
536 "type=%d\n", s,
537 p->is_second_field,(unsigned long)p->p,p->line,p->type);
538 break;
539 }
540 case VIDIOC_ENUM_FMT:
541 {
542 struct v4l2_fmtdesc *p=arg;
543 printk ("%s: index=%d, type=%d, flags=%d, description=%s,"
544 " pixelformat=%d\n", s,
545 p->index, p->type, p->flags,p->description,
546 p->pixelformat);
547
548 break;
549 }
550 case VIDIOC_G_FMT:
551 case VIDIOC_S_FMT:
552 case VIDIOC_TRY_FMT:
553 {
554 struct v4l2_format *p=arg;
555 printk ("%s: type=%s\n", s,
556 prt_names(p->type,v4l2_type_names));
557 switch (p->type) {
558 case V4L2_BUF_TYPE_VIDEO_CAPTURE:
559 v4l_print_pix_fmt (s, &p->fmt.pix);
560 break;
561 default:
562 break;
563 }
564 }
565 case VIDIOC_G_FBUF:
566 case VIDIOC_S_FBUF:
567 {
568 struct v4l2_framebuffer *p=arg;
569 printk ("%s: capability=%d, flags=%d, base=0x%08lx\n", s,
570 p->capability,p->flags, (unsigned long)p->base);
571 v4l_print_pix_fmt (s, &p->fmt);
572 break;
573 }
574 case VIDIOC_G_FREQUENCY:
575 case VIDIOC_S_FREQUENCY:
576 {
577 struct v4l2_frequency *p=arg;
578 printk ("%s: tuner=%d, type=%d, frequency=%d\n", s,
579 p->tuner,p->type,p->frequency);
580 break;
581 }
582 case VIDIOC_ENUMINPUT:
583 {
584 struct v4l2_input *p=arg;
585 printk ("%s: index=%d, name=%s, type=%d, audioset=%d, "
586 "tuner=%d, std=%Ld, status=%d\n", s,
587 p->index,p->name,p->type,p->audioset,
588 p->tuner,
589 (unsigned long long)p->std,
590 p->status);
591 break;
592 }
593 case VIDIOC_G_JPEGCOMP:
594 case VIDIOC_S_JPEGCOMP:
595 {
596 struct v4l2_jpegcompression *p=arg;
597 printk ("%s: quality=%d, APPn=%d, APP_len=%d, COM_len=%d,"
598 " jpeg_markers=%d\n", s,
599 p->quality,p->APPn,p->APP_len,
600 p->COM_len,p->jpeg_markers);
601 break;
602 }
603 case VIDIOC_G_MODULATOR:
604 case VIDIOC_S_MODULATOR:
605 {
606 struct v4l2_modulator *p=arg;
607 printk ("%s: index=%d, name=%s, capability=%d, rangelow=%d,"
608 " rangehigh=%d, txsubchans=%d\n", s,
609 p->index, p->name,p->capability,p->rangelow,
610 p->rangehigh,p->txsubchans);
611 break;
612 }
613 case VIDIOC_G_MPEGCOMP:
614 case VIDIOC_S_MPEGCOMP:
615 {
616 struct v4l2_mpeg_compression *p=arg;
617 /*FIXME: Several fields not shown */
618 printk ("%s: ts_pid_pmt=%d, ts_pid_audio=%d, ts_pid_video=%d, "
619 "ts_pid_pcr=%d, ps_size=%d, au_sample_rate=%d, "
620 "au_pesid=%c, vi_frame_rate=%d, vi_frames_per_gop=%d, "
621 "vi_bframes_count=%d, vi_pesid=%c\n", s,
622 p->ts_pid_pmt,p->ts_pid_audio, p->ts_pid_video,
623 p->ts_pid_pcr, p->ps_size, p->au_sample_rate,
624 p->au_pesid, p->vi_frame_rate,
625 p->vi_frames_per_gop, p->vi_bframes_count,
626 p->vi_pesid);
627 break;
628 }
629 case VIDIOC_ENUMOUTPUT:
630 {
631 struct v4l2_output *p=arg;
632 printk ("%s: index=%d, name=%s,type=%d, audioset=%d, "
633 "modulator=%d, std=%Ld\n",
634 s,p->index,p->name,p->type,p->audioset,
635 p->modulator,
636 (unsigned long long)p->std);
637 break;
638 }
639 case VIDIOC_QUERYCTRL:
640 {
641 struct v4l2_queryctrl *p=arg;
642 printk ("%s: id=%d, type=%d, name=%s, min/max=%d/%d,"
643 " step=%d, default=%d, flags=0x%08x\n", s,
644 p->id,p->type,p->name,p->minimum,p->maximum,
645 p->step,p->default_value,p->flags);
646 break;
647 }
648 case VIDIOC_QUERYMENU:
649 {
650 struct v4l2_querymenu *p=arg;
651 printk ("%s: id=%d, index=%d, name=%s\n", s,
652 p->id,p->index,p->name);
653 break;
654 }
655 case VIDIOC_INT_G_REGISTER:
656 case VIDIOC_INT_S_REGISTER:
657 {
658 struct v4l2_register *p=arg;
659 printk ("%s: i2c_id=%d, reg=%lu, val=%d\n", s,
660 p->i2c_id,p->reg,p->val);
661
662 break;
663 }
664 case VIDIOC_REQBUFS:
665 {
666 struct v4l2_requestbuffers *p=arg;
667 printk ("%s: count=%d, type=%s, memory=%s\n", s,
668 p->count,
669 prt_names(p->type,v4l2_type_names),
670 prt_names(p->memory,v4l2_memory_names));
671 break;
672 }
673 case VIDIOC_INT_S_AUDIO_ROUTING:
674 case VIDIOC_INT_S_VIDEO_ROUTING:
675 case VIDIOC_INT_G_AUDIO_ROUTING:
676 case VIDIOC_INT_G_VIDEO_ROUTING:
677 {
678 struct v4l2_routing *p=arg;
679 printk ("%s: input=0x%x, output=0x%x\n", s, p->input, p->output);
680 break;
681 }
682 case VIDIOC_INT_S_CRYSTAL_FREQ:
683 {
684 struct v4l2_crystal_freq *p=arg;
685 printk ("%s: freq=%u, flags=0x%x\n", s, p->freq, p->flags);
686 break;
687 }
688 case VIDIOC_G_SLICED_VBI_CAP:
689 {
690 struct v4l2_sliced_vbi_cap *p=arg;
691 printk ("%s: service_set=%d\n", s,
692 p->service_set);
693 break;
694 }
695 case VIDIOC_INT_S_VBI_DATA:
696 case VIDIOC_INT_G_VBI_DATA:
697 {
698 struct v4l2_sliced_vbi_data *p=arg;
699 printk ("%s: id=%d, field=%d, line=%d\n", s,
700 p->id, p->field, p->line);
701 break;
702 }
703 case VIDIOC_ENUMSTD:
704 {
705 struct v4l2_standard *p=arg;
706 printk ("%s: index=%d, id=%Ld, name=%s, fps=%d/%d, "
707 "framelines=%d\n", s, p->index,
708 (unsigned long long)p->id, p->name,
709 p->frameperiod.numerator,
710 p->frameperiod.denominator,
711 p->framelines);
712
713 break;
714 }
715 case VIDIOC_G_PARM:
716 case VIDIOC_S_PARM:
717 #ifdef __OLD_VIDIOC_
718 case VIDIOC_S_PARM_OLD:
719 #endif
720 {
721 struct v4l2_streamparm *p=arg;
722 printk ("%s: type=%d\n", s, p->type);
723
724 break;
725 }
726 case VIDIOC_G_TUNER:
727 case VIDIOC_S_TUNER:
728 {
729 struct v4l2_tuner *p=arg;
730 printk ("%s: index=%d, name=%s, type=%d, capability=%d, "
731 "rangelow=%d, rangehigh=%d, signal=%d, afc=%d, "
732 "rxsubchans=%d, audmode=%d\n", s,
733 p->index, p->name, p->type,
734 p->capability, p->rangelow,p->rangehigh,
735 p->rxsubchans, p->audmode, p->signal,
736 p->afc);
737 break;
738 }
739 case VIDIOCGVBIFMT:
740 case VIDIOCSVBIFMT:
741 {
742 struct vbi_format *p=arg;
743 printk ("%s: sampling_rate=%d, samples_per_line=%d, "
744 "sample_format=%d, start=%d/%d, count=%d/%d, flags=%d\n", s,
745 p->sampling_rate,p->samples_per_line,
746 p->sample_format,p->start[0],p->start[1],
747 p->count[0],p->count[1],p->flags);
748 break;
749 }
750 case VIDIOCGAUDIO:
751 case VIDIOCSAUDIO:
752 {
753 struct video_audio *p=arg;
754 printk ("%s: audio=%d, volume=%d, bass=%d, treble=%d, "
755 "flags=%d, name=%s, mode=%d, balance=%d, step=%d\n",
756 s,p->audio,p->volume,p->bass, p->treble,
757 p->flags,p->name,p->mode,p->balance,p->step);
758 break;
759 }
760 case VIDIOCGFBUF:
761 case VIDIOCSFBUF:
762 {
763 struct video_buffer *p=arg;
764 printk ("%s: base=%08lx, height=%d, width=%d, depth=%d, "
765 "bytesperline=%d\n", s,
766 (unsigned long) p->base, p->height, p->width,
767 p->depth,p->bytesperline);
768 break;
769 }
770 case VIDIOCGCAP:
771 {
772 struct video_capability *p=arg;
773 printk ("%s: name=%s, type=%d, channels=%d, audios=%d, "
774 "maxwidth=%d, maxheight=%d, minwidth=%d, minheight=%d\n",
775 s,p->name,p->type,p->channels,p->audios,
776 p->maxwidth,p->maxheight,p->minwidth,
777 p->minheight);
778
779 break;
780 }
781 case VIDIOCGCAPTURE:
782 case VIDIOCSCAPTURE:
783 {
784 struct video_capture *p=arg;
785 printk ("%s: x=%d, y=%d, width=%d, height=%d, decimation=%d,"
786 " flags=%d\n", s,
787 p->x, p->y,p->width, p->height,
788 p->decimation,p->flags);
789 break;
790 }
791 case VIDIOCGCHAN:
792 case VIDIOCSCHAN:
793 {
794 struct video_channel *p=arg;
795 printk ("%s: channel=%d, name=%s, tuners=%d, flags=%d, "
796 "type=%d, norm=%d\n", s,
797 p->channel,p->name,p->tuners,
798 p->flags,p->type,p->norm);
799
800 break;
801 }
802 case VIDIOCSMICROCODE:
803 {
804 struct video_code *p=arg;
805 printk ("%s: loadwhat=%s, datasize=%d\n", s,
806 p->loadwhat,p->datasize);
807 break;
808 }
809 case DECODER_GET_CAPABILITIES:
810 {
811 struct video_decoder_capability *p=arg;
812 printk ("%s: flags=%d, inputs=%d, outputs=%d\n", s,
813 p->flags,p->inputs,p->outputs);
814 break;
815 }
816 case DECODER_INIT:
817 {
818 struct video_decoder_init *p=arg;
819 printk ("%s: len=%c\n", s, p->len);
820 break;
821 }
822 case VIDIOCGPLAYINFO:
823 {
824 struct video_info *p=arg;
825 printk ("%s: frame_count=%d, h_size=%d, v_size=%d, "
826 "smpte_timecode=%d, picture_type=%d, "
827 "temporal_reference=%d, user_data=%s\n", s,
828 p->frame_count, p->h_size,
829 p->v_size, p->smpte_timecode,
830 p->picture_type, p->temporal_reference,
831 p->user_data);
832 break;
833 }
834 case VIDIOCKEY:
835 {
836 struct video_key *p=arg;
837 printk ("%s: key=%s, flags=%d\n", s,
838 p->key, p->flags);
839 break;
840 }
841 case VIDIOCGMBUF:
842 {
843 struct video_mbuf *p=arg;
844 printk ("%s: size=%d, frames=%d, offsets=0x%08lx\n", s,
845 p->size,
846 p->frames,
847 (unsigned long)p->offsets);
848 break;
849 }
850 case VIDIOCMCAPTURE:
851 {
852 struct video_mmap *p=arg;
853 printk ("%s: frame=%d, height=%d, width=%d, format=%d\n", s,
854 p->frame,
855 p->height, p->width,
856 p->format);
857 break;
858 }
859 case VIDIOCGPICT:
860 case VIDIOCSPICT:
861 case DECODER_SET_PICTURE:
862 {
863 struct video_picture *p=arg;
864
865 printk ("%s: brightness=%d, hue=%d, colour=%d, contrast=%d,"
866 " whiteness=%d, depth=%d, palette=%d\n", s,
867 p->brightness, p->hue, p->colour,
868 p->contrast, p->whiteness, p->depth,
869 p->palette);
870 break;
871 }
872 case VIDIOCSPLAYMODE:
873 {
874 struct video_play_mode *p=arg;
875 printk ("%s: mode=%d, p1=%d, p2=%d\n", s,
876 p->mode,p->p1,p->p2);
877 break;
878 }
879 case VIDIOCGTUNER:
880 case VIDIOCSTUNER:
881 {
882 struct video_tuner *p=arg;
883 printk ("%s: tuner=%d, name=%s, rangelow=%ld, rangehigh=%ld, "
884 "flags=%d, mode=%d, signal=%d\n", s,
885 p->tuner, p->name,p->rangelow, p->rangehigh,
886 p->flags,p->mode, p->signal);
887 break;
888 }
889 case VIDIOCGUNIT:
890 {
891 struct video_unit *p=arg;
892 printk ("%s: video=%d, vbi=%d, radio=%d, audio=%d, "
893 "teletext=%d\n", s,
894 p->video,p->vbi,p->radio,p->audio,p->teletext);
895 break;
896 }
897 case VIDIOCGWIN:
898 case VIDIOCSWIN:
899 {
900 struct video_window *p=arg;
901 printk ("%s: x=%d, y=%d, width=%d, height=%d, chromakey=%d,"
902 " flags=%d, clipcount=%d\n", s,
903 p->x, p->y,p->width, p->height,
904 p->chromakey,p->flags,
905 p->clipcount);
906 break;
907 }
908 case VIDIOC_INT_AUDIO_CLOCK_FREQ:
909 case VIDIOC_INT_I2S_CLOCK_FREQ:
910 case VIDIOC_INT_S_STANDBY:
911 {
912 u32 *p=arg;
913
914 printk ("%s: value=%d\n", s, *p);
915 break;
916 }
917 case VIDIOCGFREQ:
918 case VIDIOCSFREQ:
919 {
920 unsigned long *p=arg;
921 printk ("%s: value=%lu\n", s, *p);
922 break;
923 }
924 case VIDIOC_G_STD:
925 case VIDIOC_S_STD:
926 case VIDIOC_QUERYSTD:
927 {
928 v4l2_std_id *p=arg;
929
930 printk ("%s: value=%Lu\n", s, (unsigned long long)*p);
931 break;
932 }
933 }
934 }
935
936 /* ----------------------------------------------------------------- */
937
938 EXPORT_SYMBOL(v4l2_video_std_construct);
939
940 EXPORT_SYMBOL(v4l2_prio_init);
941 EXPORT_SYMBOL(v4l2_prio_change);
942 EXPORT_SYMBOL(v4l2_prio_open);
943 EXPORT_SYMBOL(v4l2_prio_close);
944 EXPORT_SYMBOL(v4l2_prio_max);
945 EXPORT_SYMBOL(v4l2_prio_check);
946
947 EXPORT_SYMBOL(v4l2_field_names);
948 EXPORT_SYMBOL(v4l2_type_names);
949 EXPORT_SYMBOL(v4l_printk_ioctl);
950 EXPORT_SYMBOL(v4l_printk_ioctl_arg);
951
952 /*
953 * Local variables:
954 * c-basic-offset: 8
955 * End:
956 */
kernel-based virtual machine