1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3  * V4L2 controls framework control definitions.
4  *
5  * Copyright (C) 2010-2021  Hans Verkuil <hverkuil-cisco@xs4all.nl>
6  */
7 
8 #include <linux/export.h>
9 #include <media/v4l2-ctrls.h>
10 
11 /*
12  * Returns NULL or a character pointer array containing the menu for
13  * the given control ID. The pointer array ends with a NULL pointer.
14  * An empty string signifies a menu entry that is invalid. This allows
15  * drivers to disable certain options if it is not supported.
16  */
17 const char * const *v4l2_ctrl_get_menu(u32 id)
18 {
19 	static const char * const mpeg_audio_sampling_freq[] = {
20 		"44.1 kHz",
21 		"48 kHz",
22 		"32 kHz",
23 		NULL
24 	};
25 	static const char * const mpeg_audio_encoding[] = {
26 		"MPEG-1/2 Layer I",
27 		"MPEG-1/2 Layer II",
28 		"MPEG-1/2 Layer III",
29 		"MPEG-2/4 AAC",
30 		"AC-3",
31 		NULL
32 	};
33 	static const char * const mpeg_audio_l1_bitrate[] = {
34 		"32 kbps",
35 		"64 kbps",
36 		"96 kbps",
37 		"128 kbps",
38 		"160 kbps",
39 		"192 kbps",
40 		"224 kbps",
41 		"256 kbps",
42 		"288 kbps",
43 		"320 kbps",
44 		"352 kbps",
45 		"384 kbps",
46 		"416 kbps",
47 		"448 kbps",
48 		NULL
49 	};
50 	static const char * const mpeg_audio_l2_bitrate[] = {
51 		"32 kbps",
52 		"48 kbps",
53 		"56 kbps",
54 		"64 kbps",
55 		"80 kbps",
56 		"96 kbps",
57 		"112 kbps",
58 		"128 kbps",
59 		"160 kbps",
60 		"192 kbps",
61 		"224 kbps",
62 		"256 kbps",
63 		"320 kbps",
64 		"384 kbps",
65 		NULL
66 	};
67 	static const char * const mpeg_audio_l3_bitrate[] = {
68 		"32 kbps",
69 		"40 kbps",
70 		"48 kbps",
71 		"56 kbps",
72 		"64 kbps",
73 		"80 kbps",
74 		"96 kbps",
75 		"112 kbps",
76 		"128 kbps",
77 		"160 kbps",
78 		"192 kbps",
79 		"224 kbps",
80 		"256 kbps",
81 		"320 kbps",
82 		NULL
83 	};
84 	static const char * const mpeg_audio_ac3_bitrate[] = {
85 		"32 kbps",
86 		"40 kbps",
87 		"48 kbps",
88 		"56 kbps",
89 		"64 kbps",
90 		"80 kbps",
91 		"96 kbps",
92 		"112 kbps",
93 		"128 kbps",
94 		"160 kbps",
95 		"192 kbps",
96 		"224 kbps",
97 		"256 kbps",
98 		"320 kbps",
99 		"384 kbps",
100 		"448 kbps",
101 		"512 kbps",
102 		"576 kbps",
103 		"640 kbps",
104 		NULL
105 	};
106 	static const char * const mpeg_audio_mode[] = {
107 		"Stereo",
108 		"Joint Stereo",
109 		"Dual",
110 		"Mono",
111 		NULL
112 	};
113 	static const char * const mpeg_audio_mode_extension[] = {
114 		"Bound 4",
115 		"Bound 8",
116 		"Bound 12",
117 		"Bound 16",
118 		NULL
119 	};
120 	static const char * const mpeg_audio_emphasis[] = {
121 		"No Emphasis",
122 		"50/15 us",
123 		"CCITT J17",
124 		NULL
125 	};
126 	static const char * const mpeg_audio_crc[] = {
127 		"No CRC",
128 		"16-bit CRC",
129 		NULL
130 	};
131 	static const char * const mpeg_audio_dec_playback[] = {
132 		"Auto",
133 		"Stereo",
134 		"Left",
135 		"Right",
136 		"Mono",
137 		"Swapped Stereo",
138 		NULL
139 	};
140 	static const char * const mpeg_video_encoding[] = {
141 		"MPEG-1",
142 		"MPEG-2",
143 		"MPEG-4 AVC",
144 		NULL
145 	};
146 	static const char * const mpeg_video_aspect[] = {
147 		"1x1",
148 		"4x3",
149 		"16x9",
150 		"2.21x1",
151 		NULL
152 	};
153 	static const char * const mpeg_video_bitrate_mode[] = {
154 		"Variable Bitrate",
155 		"Constant Bitrate",
156 		"Constant Quality",
157 		NULL
158 	};
159 	static const char * const mpeg_stream_type[] = {
160 		"MPEG-2 Program Stream",
161 		"MPEG-2 Transport Stream",
162 		"MPEG-1 System Stream",
163 		"MPEG-2 DVD-compatible Stream",
164 		"MPEG-1 VCD-compatible Stream",
165 		"MPEG-2 SVCD-compatible Stream",
166 		NULL
167 	};
168 	static const char * const mpeg_stream_vbi_fmt[] = {
169 		"No VBI",
170 		"Private Packet, IVTV Format",
171 		NULL
172 	};
173 	static const char * const camera_power_line_frequency[] = {
174 		"Disabled",
175 		"50 Hz",
176 		"60 Hz",
177 		"Auto",
178 		NULL
179 	};
180 	static const char * const camera_exposure_auto[] = {
181 		"Auto Mode",
182 		"Manual Mode",
183 		"Shutter Priority Mode",
184 		"Aperture Priority Mode",
185 		NULL
186 	};
187 	static const char * const camera_exposure_metering[] = {
188 		"Average",
189 		"Center Weighted",
190 		"Spot",
191 		"Matrix",
192 		NULL
193 	};
194 	static const char * const camera_auto_focus_range[] = {
195 		"Auto",
196 		"Normal",
197 		"Macro",
198 		"Infinity",
199 		NULL
200 	};
201 	static const char * const colorfx[] = {
202 		"None",
203 		"Black & White",
204 		"Sepia",
205 		"Negative",
206 		"Emboss",
207 		"Sketch",
208 		"Sky Blue",
209 		"Grass Green",
210 		"Skin Whiten",
211 		"Vivid",
212 		"Aqua",
213 		"Art Freeze",
214 		"Silhouette",
215 		"Solarization",
216 		"Antique",
217 		"Set Cb/Cr",
218 		NULL
219 	};
220 	static const char * const auto_n_preset_white_balance[] = {
221 		"Manual",
222 		"Auto",
223 		"Incandescent",
224 		"Fluorescent",
225 		"Fluorescent H",
226 		"Horizon",
227 		"Daylight",
228 		"Flash",
229 		"Cloudy",
230 		"Shade",
231 		NULL,
232 	};
233 	static const char * const camera_iso_sensitivity_auto[] = {
234 		"Manual",
235 		"Auto",
236 		NULL
237 	};
238 	static const char * const scene_mode[] = {
239 		"None",
240 		"Backlight",
241 		"Beach/Snow",
242 		"Candle Light",
243 		"Dusk/Dawn",
244 		"Fall Colors",
245 		"Fireworks",
246 		"Landscape",
247 		"Night",
248 		"Party/Indoor",
249 		"Portrait",
250 		"Sports",
251 		"Sunset",
252 		"Text",
253 		NULL
254 	};
255 	static const char * const tune_emphasis[] = {
256 		"None",
257 		"50 Microseconds",
258 		"75 Microseconds",
259 		NULL,
260 	};
261 	static const char * const header_mode[] = {
262 		"Separate Buffer",
263 		"Joined With 1st Frame",
264 		NULL,
265 	};
266 	static const char * const multi_slice[] = {
267 		"Single",
268 		"Max Macroblocks",
269 		"Max Bytes",
270 		NULL,
271 	};
272 	static const char * const entropy_mode[] = {
273 		"CAVLC",
274 		"CABAC",
275 		NULL,
276 	};
277 	static const char * const mpeg_h264_level[] = {
278 		"1",
279 		"1b",
280 		"1.1",
281 		"1.2",
282 		"1.3",
283 		"2",
284 		"2.1",
285 		"2.2",
286 		"3",
287 		"3.1",
288 		"3.2",
289 		"4",
290 		"4.1",
291 		"4.2",
292 		"5",
293 		"5.1",
294 		"5.2",
295 		"6.0",
296 		"6.1",
297 		"6.2",
298 		NULL,
299 	};
300 	static const char * const h264_loop_filter[] = {
301 		"Enabled",
302 		"Disabled",
303 		"Disabled at Slice Boundary",
304 		NULL,
305 	};
306 	static const char * const h264_profile[] = {
307 		"Baseline",
308 		"Constrained Baseline",
309 		"Main",
310 		"Extended",
311 		"High",
312 		"High 10",
313 		"High 422",
314 		"High 444 Predictive",
315 		"High 10 Intra",
316 		"High 422 Intra",
317 		"High 444 Intra",
318 		"CAVLC 444 Intra",
319 		"Scalable Baseline",
320 		"Scalable High",
321 		"Scalable High Intra",
322 		"Stereo High",
323 		"Multiview High",
324 		"Constrained High",
325 		NULL,
326 	};
327 	static const char * const vui_sar_idc[] = {
328 		"Unspecified",
329 		"1:1",
330 		"12:11",
331 		"10:11",
332 		"16:11",
333 		"40:33",
334 		"24:11",
335 		"20:11",
336 		"32:11",
337 		"80:33",
338 		"18:11",
339 		"15:11",
340 		"64:33",
341 		"160:99",
342 		"4:3",
343 		"3:2",
344 		"2:1",
345 		"Extended SAR",
346 		NULL,
347 	};
348 	static const char * const h264_fp_arrangement_type[] = {
349 		"Checkerboard",
350 		"Column",
351 		"Row",
352 		"Side by Side",
353 		"Top Bottom",
354 		"Temporal",
355 		NULL,
356 	};
357 	static const char * const h264_fmo_map_type[] = {
358 		"Interleaved Slices",
359 		"Scattered Slices",
360 		"Foreground with Leftover",
361 		"Box Out",
362 		"Raster Scan",
363 		"Wipe Scan",
364 		"Explicit",
365 		NULL,
366 	};
367 	static const char * const h264_decode_mode[] = {
368 		"Slice-Based",
369 		"Frame-Based",
370 		NULL,
371 	};
372 	static const char * const h264_start_code[] = {
373 		"No Start Code",
374 		"Annex B Start Code",
375 		NULL,
376 	};
377 	static const char * const h264_hierarchical_coding_type[] = {
378 		"Hier Coding B",
379 		"Hier Coding P",
380 		NULL,
381 	};
382 	static const char * const mpeg_mpeg2_level[] = {
383 		"Low",
384 		"Main",
385 		"High 1440",
386 		"High",
387 		NULL,
388 	};
389 	static const char * const mpeg2_profile[] = {
390 		"Simple",
391 		"Main",
392 		"SNR Scalable",
393 		"Spatially Scalable",
394 		"High",
395 		NULL,
396 	};
397 	static const char * const mpeg_mpeg4_level[] = {
398 		"0",
399 		"0b",
400 		"1",
401 		"2",
402 		"3",
403 		"3b",
404 		"4",
405 		"5",
406 		NULL,
407 	};
408 	static const char * const mpeg4_profile[] = {
409 		"Simple",
410 		"Advanced Simple",
411 		"Core",
412 		"Simple Scalable",
413 		"Advanced Coding Efficiency",
414 		NULL,
415 	};
416 
417 	static const char * const vpx_golden_frame_sel[] = {
418 		"Use Previous Frame",
419 		"Use Previous Specific Frame",
420 		NULL,
421 	};
422 	static const char * const vp8_profile[] = {
423 		"0",
424 		"1",
425 		"2",
426 		"3",
427 		NULL,
428 	};
429 	static const char * const vp9_profile[] = {
430 		"0",
431 		"1",
432 		"2",
433 		"3",
434 		NULL,
435 	};
436 	static const char * const vp9_level[] = {
437 		"1",
438 		"1.1",
439 		"2",
440 		"2.1",
441 		"3",
442 		"3.1",
443 		"4",
444 		"4.1",
445 		"5",
446 		"5.1",
447 		"5.2",
448 		"6",
449 		"6.1",
450 		"6.2",
451 		NULL,
452 	};
453 
454 	static const char * const flash_led_mode[] = {
455 		"Off",
456 		"Flash",
457 		"Torch",
458 		NULL,
459 	};
460 	static const char * const flash_strobe_source[] = {
461 		"Software",
462 		"External",
463 		NULL,
464 	};
465 
466 	static const char * const jpeg_chroma_subsampling[] = {
467 		"4:4:4",
468 		"4:2:2",
469 		"4:2:0",
470 		"4:1:1",
471 		"4:1:0",
472 		"Gray",
473 		NULL,
474 	};
475 	static const char * const dv_tx_mode[] = {
476 		"DVI-D",
477 		"HDMI",
478 		NULL,
479 	};
480 	static const char * const dv_rgb_range[] = {
481 		"Automatic",
482 		"RGB Limited Range (16-235)",
483 		"RGB Full Range (0-255)",
484 		NULL,
485 	};
486 	static const char * const dv_it_content_type[] = {
487 		"Graphics",
488 		"Photo",
489 		"Cinema",
490 		"Game",
491 		"No IT Content",
492 		NULL,
493 	};
494 	static const char * const detect_md_mode[] = {
495 		"Disabled",
496 		"Global",
497 		"Threshold Grid",
498 		"Region Grid",
499 		NULL,
500 	};
501 
502 	static const char * const hevc_profile[] = {
503 		"Main",
504 		"Main Still Picture",
505 		"Main 10",
506 		NULL,
507 	};
508 	static const char * const hevc_level[] = {
509 		"1",
510 		"2",
511 		"2.1",
512 		"3",
513 		"3.1",
514 		"4",
515 		"4.1",
516 		"5",
517 		"5.1",
518 		"5.2",
519 		"6",
520 		"6.1",
521 		"6.2",
522 		NULL,
523 	};
524 	static const char * const hevc_hierarchial_coding_type[] = {
525 		"B",
526 		"P",
527 		NULL,
528 	};
529 	static const char * const hevc_refresh_type[] = {
530 		"None",
531 		"CRA",
532 		"IDR",
533 		NULL,
534 	};
535 	static const char * const hevc_size_of_length_field[] = {
536 		"0",
537 		"1",
538 		"2",
539 		"4",
540 		NULL,
541 	};
542 	static const char * const hevc_tier[] = {
543 		"Main",
544 		"High",
545 		NULL,
546 	};
547 	static const char * const hevc_loop_filter_mode[] = {
548 		"Disabled",
549 		"Enabled",
550 		"Disabled at slice boundary",
551 		"NULL",
552 	};
553 	static const char * const hevc_decode_mode[] = {
554 		"Slice-Based",
555 		"Frame-Based",
556 		NULL,
557 	};
558 	static const char * const hevc_start_code[] = {
559 		"No Start Code",
560 		"Annex B Start Code",
561 		NULL,
562 	};
563 	static const char * const camera_orientation[] = {
564 		"Front",
565 		"Back",
566 		"External",
567 		NULL,
568 	};
569 	static const char * const mpeg_video_frame_skip[] = {
570 		"Disabled",
571 		"Level Limit",
572 		"VBV/CPB Limit",
573 		NULL,
574 	};
575 
576 	switch (id) {
577 	case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ:
578 		return mpeg_audio_sampling_freq;
579 	case V4L2_CID_MPEG_AUDIO_ENCODING:
580 		return mpeg_audio_encoding;
581 	case V4L2_CID_MPEG_AUDIO_L1_BITRATE:
582 		return mpeg_audio_l1_bitrate;
583 	case V4L2_CID_MPEG_AUDIO_L2_BITRATE:
584 		return mpeg_audio_l2_bitrate;
585 	case V4L2_CID_MPEG_AUDIO_L3_BITRATE:
586 		return mpeg_audio_l3_bitrate;
587 	case V4L2_CID_MPEG_AUDIO_AC3_BITRATE:
588 		return mpeg_audio_ac3_bitrate;
589 	case V4L2_CID_MPEG_AUDIO_MODE:
590 		return mpeg_audio_mode;
591 	case V4L2_CID_MPEG_AUDIO_MODE_EXTENSION:
592 		return mpeg_audio_mode_extension;
593 	case V4L2_CID_MPEG_AUDIO_EMPHASIS:
594 		return mpeg_audio_emphasis;
595 	case V4L2_CID_MPEG_AUDIO_CRC:
596 		return mpeg_audio_crc;
597 	case V4L2_CID_MPEG_AUDIO_DEC_PLAYBACK:
598 	case V4L2_CID_MPEG_AUDIO_DEC_MULTILINGUAL_PLAYBACK:
599 		return mpeg_audio_dec_playback;
600 	case V4L2_CID_MPEG_VIDEO_ENCODING:
601 		return mpeg_video_encoding;
602 	case V4L2_CID_MPEG_VIDEO_ASPECT:
603 		return mpeg_video_aspect;
604 	case V4L2_CID_MPEG_VIDEO_BITRATE_MODE:
605 		return mpeg_video_bitrate_mode;
606 	case V4L2_CID_MPEG_STREAM_TYPE:
607 		return mpeg_stream_type;
608 	case V4L2_CID_MPEG_STREAM_VBI_FMT:
609 		return mpeg_stream_vbi_fmt;
610 	case V4L2_CID_POWER_LINE_FREQUENCY:
611 		return camera_power_line_frequency;
612 	case V4L2_CID_EXPOSURE_AUTO:
613 		return camera_exposure_auto;
614 	case V4L2_CID_EXPOSURE_METERING:
615 		return camera_exposure_metering;
616 	case V4L2_CID_AUTO_FOCUS_RANGE:
617 		return camera_auto_focus_range;
618 	case V4L2_CID_COLORFX:
619 		return colorfx;
620 	case V4L2_CID_AUTO_N_PRESET_WHITE_BALANCE:
621 		return auto_n_preset_white_balance;
622 	case V4L2_CID_ISO_SENSITIVITY_AUTO:
623 		return camera_iso_sensitivity_auto;
624 	case V4L2_CID_SCENE_MODE:
625 		return scene_mode;
626 	case V4L2_CID_TUNE_PREEMPHASIS:
627 		return tune_emphasis;
628 	case V4L2_CID_TUNE_DEEMPHASIS:
629 		return tune_emphasis;
630 	case V4L2_CID_FLASH_LED_MODE:
631 		return flash_led_mode;
632 	case V4L2_CID_FLASH_STROBE_SOURCE:
633 		return flash_strobe_source;
634 	case V4L2_CID_MPEG_VIDEO_HEADER_MODE:
635 		return header_mode;
636 	case V4L2_CID_MPEG_VIDEO_FRAME_SKIP_MODE:
637 		return mpeg_video_frame_skip;
638 	case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MODE:
639 		return multi_slice;
640 	case V4L2_CID_MPEG_VIDEO_H264_ENTROPY_MODE:
641 		return entropy_mode;
642 	case V4L2_CID_MPEG_VIDEO_H264_LEVEL:
643 		return mpeg_h264_level;
644 	case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_MODE:
645 		return h264_loop_filter;
646 	case V4L2_CID_MPEG_VIDEO_H264_PROFILE:
647 		return h264_profile;
648 	case V4L2_CID_MPEG_VIDEO_H264_VUI_SAR_IDC:
649 		return vui_sar_idc;
650 	case V4L2_CID_MPEG_VIDEO_H264_SEI_FP_ARRANGEMENT_TYPE:
651 		return h264_fp_arrangement_type;
652 	case V4L2_CID_MPEG_VIDEO_H264_FMO_MAP_TYPE:
653 		return h264_fmo_map_type;
654 	case V4L2_CID_STATELESS_H264_DECODE_MODE:
655 		return h264_decode_mode;
656 	case V4L2_CID_STATELESS_H264_START_CODE:
657 		return h264_start_code;
658 	case V4L2_CID_MPEG_VIDEO_H264_HIERARCHICAL_CODING_TYPE:
659 		return h264_hierarchical_coding_type;
660 	case V4L2_CID_MPEG_VIDEO_MPEG2_LEVEL:
661 		return mpeg_mpeg2_level;
662 	case V4L2_CID_MPEG_VIDEO_MPEG2_PROFILE:
663 		return mpeg2_profile;
664 	case V4L2_CID_MPEG_VIDEO_MPEG4_LEVEL:
665 		return mpeg_mpeg4_level;
666 	case V4L2_CID_MPEG_VIDEO_MPEG4_PROFILE:
667 		return mpeg4_profile;
668 	case V4L2_CID_MPEG_VIDEO_VPX_GOLDEN_FRAME_SEL:
669 		return vpx_golden_frame_sel;
670 	case V4L2_CID_MPEG_VIDEO_VP8_PROFILE:
671 		return vp8_profile;
672 	case V4L2_CID_MPEG_VIDEO_VP9_PROFILE:
673 		return vp9_profile;
674 	case V4L2_CID_MPEG_VIDEO_VP9_LEVEL:
675 		return vp9_level;
676 	case V4L2_CID_JPEG_CHROMA_SUBSAMPLING:
677 		return jpeg_chroma_subsampling;
678 	case V4L2_CID_DV_TX_MODE:
679 		return dv_tx_mode;
680 	case V4L2_CID_DV_TX_RGB_RANGE:
681 	case V4L2_CID_DV_RX_RGB_RANGE:
682 		return dv_rgb_range;
683 	case V4L2_CID_DV_TX_IT_CONTENT_TYPE:
684 	case V4L2_CID_DV_RX_IT_CONTENT_TYPE:
685 		return dv_it_content_type;
686 	case V4L2_CID_DETECT_MD_MODE:
687 		return detect_md_mode;
688 	case V4L2_CID_MPEG_VIDEO_HEVC_PROFILE:
689 		return hevc_profile;
690 	case V4L2_CID_MPEG_VIDEO_HEVC_LEVEL:
691 		return hevc_level;
692 	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_TYPE:
693 		return hevc_hierarchial_coding_type;
694 	case V4L2_CID_MPEG_VIDEO_HEVC_REFRESH_TYPE:
695 		return hevc_refresh_type;
696 	case V4L2_CID_MPEG_VIDEO_HEVC_SIZE_OF_LENGTH_FIELD:
697 		return hevc_size_of_length_field;
698 	case V4L2_CID_MPEG_VIDEO_HEVC_TIER:
699 		return hevc_tier;
700 	case V4L2_CID_MPEG_VIDEO_HEVC_LOOP_FILTER_MODE:
701 		return hevc_loop_filter_mode;
702 	case V4L2_CID_MPEG_VIDEO_HEVC_DECODE_MODE:
703 		return hevc_decode_mode;
704 	case V4L2_CID_MPEG_VIDEO_HEVC_START_CODE:
705 		return hevc_start_code;
706 	case V4L2_CID_CAMERA_ORIENTATION:
707 		return camera_orientation;
708 	default:
709 		return NULL;
710 	}
711 }
712 EXPORT_SYMBOL(v4l2_ctrl_get_menu);
713 
714 #define __v4l2_qmenu_int_len(arr, len) ({ *(len) = ARRAY_SIZE(arr); (arr); })
715 /*
716  * Returns NULL or an s64 type array containing the menu for given
717  * control ID. The total number of the menu items is returned in @len.
718  */
719 const s64 *v4l2_ctrl_get_int_menu(u32 id, u32 *len)
720 {
721 	static const s64 qmenu_int_vpx_num_partitions[] = {
722 		1, 2, 4, 8,
723 	};
724 
725 	static const s64 qmenu_int_vpx_num_ref_frames[] = {
726 		1, 2, 3,
727 	};
728 
729 	switch (id) {
730 	case V4L2_CID_MPEG_VIDEO_VPX_NUM_PARTITIONS:
731 		return __v4l2_qmenu_int_len(qmenu_int_vpx_num_partitions, len);
732 	case V4L2_CID_MPEG_VIDEO_VPX_NUM_REF_FRAMES:
733 		return __v4l2_qmenu_int_len(qmenu_int_vpx_num_ref_frames, len);
734 	default:
735 		*len = 0;
736 		return NULL;
737 	}
738 }
739 EXPORT_SYMBOL(v4l2_ctrl_get_int_menu);
740 
741 /* Return the control name. */
742 const char *v4l2_ctrl_get_name(u32 id)
743 {
744 	switch (id) {
745 	/* USER controls */
746 	/* Keep the order of the 'case's the same as in v4l2-controls.h! */
747 	case V4L2_CID_USER_CLASS:		return "User Controls";
748 	case V4L2_CID_BRIGHTNESS:		return "Brightness";
749 	case V4L2_CID_CONTRAST:			return "Contrast";
750 	case V4L2_CID_SATURATION:		return "Saturation";
751 	case V4L2_CID_HUE:			return "Hue";
752 	case V4L2_CID_AUDIO_VOLUME:		return "Volume";
753 	case V4L2_CID_AUDIO_BALANCE:		return "Balance";
754 	case V4L2_CID_AUDIO_BASS:		return "Bass";
755 	case V4L2_CID_AUDIO_TREBLE:		return "Treble";
756 	case V4L2_CID_AUDIO_MUTE:		return "Mute";
757 	case V4L2_CID_AUDIO_LOUDNESS:		return "Loudness";
758 	case V4L2_CID_BLACK_LEVEL:		return "Black Level";
759 	case V4L2_CID_AUTO_WHITE_BALANCE:	return "White Balance, Automatic";
760 	case V4L2_CID_DO_WHITE_BALANCE:		return "Do White Balance";
761 	case V4L2_CID_RED_BALANCE:		return "Red Balance";
762 	case V4L2_CID_BLUE_BALANCE:		return "Blue Balance";
763 	case V4L2_CID_GAMMA:			return "Gamma";
764 	case V4L2_CID_EXPOSURE:			return "Exposure";
765 	case V4L2_CID_AUTOGAIN:			return "Gain, Automatic";
766 	case V4L2_CID_GAIN:			return "Gain";
767 	case V4L2_CID_HFLIP:			return "Horizontal Flip";
768 	case V4L2_CID_VFLIP:			return "Vertical Flip";
769 	case V4L2_CID_POWER_LINE_FREQUENCY:	return "Power Line Frequency";
770 	case V4L2_CID_HUE_AUTO:			return "Hue, Automatic";
771 	case V4L2_CID_WHITE_BALANCE_TEMPERATURE: return "White Balance Temperature";
772 	case V4L2_CID_SHARPNESS:		return "Sharpness";
773 	case V4L2_CID_BACKLIGHT_COMPENSATION:	return "Backlight Compensation";
774 	case V4L2_CID_CHROMA_AGC:		return "Chroma AGC";
775 	case V4L2_CID_COLOR_KILLER:		return "Color Killer";
776 	case V4L2_CID_COLORFX:			return "Color Effects";
777 	case V4L2_CID_AUTOBRIGHTNESS:		return "Brightness, Automatic";
778 	case V4L2_CID_BAND_STOP_FILTER:		return "Band-Stop Filter";
779 	case V4L2_CID_ROTATE:			return "Rotate";
780 	case V4L2_CID_BG_COLOR:			return "Background Color";
781 	case V4L2_CID_CHROMA_GAIN:		return "Chroma Gain";
782 	case V4L2_CID_ILLUMINATORS_1:		return "Illuminator 1";
783 	case V4L2_CID_ILLUMINATORS_2:		return "Illuminator 2";
784 	case V4L2_CID_MIN_BUFFERS_FOR_CAPTURE:	return "Min Number of Capture Buffers";
785 	case V4L2_CID_MIN_BUFFERS_FOR_OUTPUT:	return "Min Number of Output Buffers";
786 	case V4L2_CID_ALPHA_COMPONENT:		return "Alpha Component";
787 	case V4L2_CID_COLORFX_CBCR:		return "Color Effects, CbCr";
788 	case V4L2_CID_COLORFX_RGB:              return "Color Effects, RGB";
789 
790 	/*
791 	 * Codec controls
792 	 *
793 	 * The MPEG controls are applicable to all codec controls
794 	 * and the 'MPEG' part of the define is historical.
795 	 *
796 	 * Keep the order of the 'case's the same as in videodev2.h!
797 	 */
798 	case V4L2_CID_CODEC_CLASS:		return "Codec Controls";
799 	case V4L2_CID_MPEG_STREAM_TYPE:		return "Stream Type";
800 	case V4L2_CID_MPEG_STREAM_PID_PMT:	return "Stream PMT Program ID";
801 	case V4L2_CID_MPEG_STREAM_PID_AUDIO:	return "Stream Audio Program ID";
802 	case V4L2_CID_MPEG_STREAM_PID_VIDEO:	return "Stream Video Program ID";
803 	case V4L2_CID_MPEG_STREAM_PID_PCR:	return "Stream PCR Program ID";
804 	case V4L2_CID_MPEG_STREAM_PES_ID_AUDIO: return "Stream PES Audio ID";
805 	case V4L2_CID_MPEG_STREAM_PES_ID_VIDEO: return "Stream PES Video ID";
806 	case V4L2_CID_MPEG_STREAM_VBI_FMT:	return "Stream VBI Format";
807 	case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ: return "Audio Sampling Frequency";
808 	case V4L2_CID_MPEG_AUDIO_ENCODING:	return "Audio Encoding";
809 	case V4L2_CID_MPEG_AUDIO_L1_BITRATE:	return "Audio Layer I Bitrate";
810 	case V4L2_CID_MPEG_AUDIO_L2_BITRATE:	return "Audio Layer II Bitrate";
811 	case V4L2_CID_MPEG_AUDIO_L3_BITRATE:	return "Audio Layer III Bitrate";
812 	case V4L2_CID_MPEG_AUDIO_MODE:		return "Audio Stereo Mode";
813 	case V4L2_CID_MPEG_AUDIO_MODE_EXTENSION: return "Audio Stereo Mode Extension";
814 	case V4L2_CID_MPEG_AUDIO_EMPHASIS:	return "Audio Emphasis";
815 	case V4L2_CID_MPEG_AUDIO_CRC:		return "Audio CRC";
816 	case V4L2_CID_MPEG_AUDIO_MUTE:		return "Audio Mute";
817 	case V4L2_CID_MPEG_AUDIO_AAC_BITRATE:	return "Audio AAC Bitrate";
818 	case V4L2_CID_MPEG_AUDIO_AC3_BITRATE:	return "Audio AC-3 Bitrate";
819 	case V4L2_CID_MPEG_AUDIO_DEC_PLAYBACK:	return "Audio Playback";
820 	case V4L2_CID_MPEG_AUDIO_DEC_MULTILINGUAL_PLAYBACK: return "Audio Multilingual Playback";
821 	case V4L2_CID_MPEG_VIDEO_ENCODING:	return "Video Encoding";
822 	case V4L2_CID_MPEG_VIDEO_ASPECT:	return "Video Aspect";
823 	case V4L2_CID_MPEG_VIDEO_B_FRAMES:	return "Video B Frames";
824 	case V4L2_CID_MPEG_VIDEO_GOP_SIZE:	return "Video GOP Size";
825 	case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE:	return "Video GOP Closure";
826 	case V4L2_CID_MPEG_VIDEO_PULLDOWN:	return "Video Pulldown";
827 	case V4L2_CID_MPEG_VIDEO_BITRATE_MODE:	return "Video Bitrate Mode";
828 	case V4L2_CID_MPEG_VIDEO_CONSTANT_QUALITY:	return "Constant Quality";
829 	case V4L2_CID_MPEG_VIDEO_BITRATE:	return "Video Bitrate";
830 	case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK:	return "Video Peak Bitrate";
831 	case V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION: return "Video Temporal Decimation";
832 	case V4L2_CID_MPEG_VIDEO_MUTE:		return "Video Mute";
833 	case V4L2_CID_MPEG_VIDEO_MUTE_YUV:	return "Video Mute YUV";
834 	case V4L2_CID_MPEG_VIDEO_DECODER_SLICE_INTERFACE:	return "Decoder Slice Interface";
835 	case V4L2_CID_MPEG_VIDEO_DECODER_MPEG4_DEBLOCK_FILTER:	return "MPEG4 Loop Filter Enable";
836 	case V4L2_CID_MPEG_VIDEO_CYCLIC_INTRA_REFRESH_MB:	return "Number of Intra Refresh MBs";
837 	case V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_PERIOD:		return "Intra Refresh Period";
838 	case V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE:		return "Frame Level Rate Control Enable";
839 	case V4L2_CID_MPEG_VIDEO_MB_RC_ENABLE:			return "H264 MB Level Rate Control";
840 	case V4L2_CID_MPEG_VIDEO_HEADER_MODE:			return "Sequence Header Mode";
841 	case V4L2_CID_MPEG_VIDEO_MAX_REF_PIC:			return "Max Number of Reference Pics";
842 	case V4L2_CID_MPEG_VIDEO_FRAME_SKIP_MODE:		return "Frame Skip Mode";
843 	case V4L2_CID_MPEG_VIDEO_DEC_DISPLAY_DELAY:		return "Display Delay";
844 	case V4L2_CID_MPEG_VIDEO_DEC_DISPLAY_DELAY_ENABLE:	return "Display Delay Enable";
845 	case V4L2_CID_MPEG_VIDEO_AU_DELIMITER:			return "Generate Access Unit Delimiters";
846 	case V4L2_CID_MPEG_VIDEO_H263_I_FRAME_QP:		return "H263 I-Frame QP Value";
847 	case V4L2_CID_MPEG_VIDEO_H263_P_FRAME_QP:		return "H263 P-Frame QP Value";
848 	case V4L2_CID_MPEG_VIDEO_H263_B_FRAME_QP:		return "H263 B-Frame QP Value";
849 	case V4L2_CID_MPEG_VIDEO_H263_MIN_QP:			return "H263 Minimum QP Value";
850 	case V4L2_CID_MPEG_VIDEO_H263_MAX_QP:			return "H263 Maximum QP Value";
851 	case V4L2_CID_MPEG_VIDEO_H264_I_FRAME_QP:		return "H264 I-Frame QP Value";
852 	case V4L2_CID_MPEG_VIDEO_H264_P_FRAME_QP:		return "H264 P-Frame QP Value";
853 	case V4L2_CID_MPEG_VIDEO_H264_B_FRAME_QP:		return "H264 B-Frame QP Value";
854 	case V4L2_CID_MPEG_VIDEO_H264_MAX_QP:			return "H264 Maximum QP Value";
855 	case V4L2_CID_MPEG_VIDEO_H264_MIN_QP:			return "H264 Minimum QP Value";
856 	case V4L2_CID_MPEG_VIDEO_H264_8X8_TRANSFORM:		return "H264 8x8 Transform Enable";
857 	case V4L2_CID_MPEG_VIDEO_H264_CPB_SIZE:			return "H264 CPB Buffer Size";
858 	case V4L2_CID_MPEG_VIDEO_H264_ENTROPY_MODE:		return "H264 Entropy Mode";
859 	case V4L2_CID_MPEG_VIDEO_H264_I_PERIOD:			return "H264 I-Frame Period";
860 	case V4L2_CID_MPEG_VIDEO_H264_LEVEL:			return "H264 Level";
861 	case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_ALPHA:	return "H264 Loop Filter Alpha Offset";
862 	case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_BETA:		return "H264 Loop Filter Beta Offset";
863 	case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_MODE:		return "H264 Loop Filter Mode";
864 	case V4L2_CID_MPEG_VIDEO_H264_PROFILE:			return "H264 Profile";
865 	case V4L2_CID_MPEG_VIDEO_H264_VUI_EXT_SAR_HEIGHT:	return "Vertical Size of SAR";
866 	case V4L2_CID_MPEG_VIDEO_H264_VUI_EXT_SAR_WIDTH:	return "Horizontal Size of SAR";
867 	case V4L2_CID_MPEG_VIDEO_H264_VUI_SAR_ENABLE:		return "Aspect Ratio VUI Enable";
868 	case V4L2_CID_MPEG_VIDEO_H264_VUI_SAR_IDC:		return "VUI Aspect Ratio IDC";
869 	case V4L2_CID_MPEG_VIDEO_H264_SEI_FRAME_PACKING:	return "H264 Enable Frame Packing SEI";
870 	case V4L2_CID_MPEG_VIDEO_H264_SEI_FP_CURRENT_FRAME_0:	return "H264 Set Curr. Frame as Frame0";
871 	case V4L2_CID_MPEG_VIDEO_H264_SEI_FP_ARRANGEMENT_TYPE:	return "H264 FP Arrangement Type";
872 	case V4L2_CID_MPEG_VIDEO_H264_FMO:			return "H264 Flexible MB Ordering";
873 	case V4L2_CID_MPEG_VIDEO_H264_FMO_MAP_TYPE:		return "H264 Map Type for FMO";
874 	case V4L2_CID_MPEG_VIDEO_H264_FMO_SLICE_GROUP:		return "H264 FMO Number of Slice Groups";
875 	case V4L2_CID_MPEG_VIDEO_H264_FMO_CHANGE_DIRECTION:	return "H264 FMO Direction of Change";
876 	case V4L2_CID_MPEG_VIDEO_H264_FMO_CHANGE_RATE:		return "H264 FMO Size of 1st Slice Grp";
877 	case V4L2_CID_MPEG_VIDEO_H264_FMO_RUN_LENGTH:		return "H264 FMO No. of Consecutive MBs";
878 	case V4L2_CID_MPEG_VIDEO_H264_ASO:			return "H264 Arbitrary Slice Ordering";
879 	case V4L2_CID_MPEG_VIDEO_H264_ASO_SLICE_ORDER:		return "H264 ASO Slice Order";
880 	case V4L2_CID_MPEG_VIDEO_H264_HIERARCHICAL_CODING:	return "Enable H264 Hierarchical Coding";
881 	case V4L2_CID_MPEG_VIDEO_H264_HIERARCHICAL_CODING_TYPE:	return "H264 Hierarchical Coding Type";
882 	case V4L2_CID_MPEG_VIDEO_H264_HIERARCHICAL_CODING_LAYER:return "H264 Number of HC Layers";
883 	case V4L2_CID_MPEG_VIDEO_H264_HIERARCHICAL_CODING_LAYER_QP:
884 								return "H264 Set QP Value for HC Layers";
885 	case V4L2_CID_MPEG_VIDEO_H264_CONSTRAINED_INTRA_PREDICTION:
886 								return "H264 Constrained Intra Pred";
887 	case V4L2_CID_MPEG_VIDEO_H264_CHROMA_QP_INDEX_OFFSET:	return "H264 Chroma QP Index Offset";
888 	case V4L2_CID_MPEG_VIDEO_H264_I_FRAME_MIN_QP:		return "H264 I-Frame Minimum QP Value";
889 	case V4L2_CID_MPEG_VIDEO_H264_I_FRAME_MAX_QP:		return "H264 I-Frame Maximum QP Value";
890 	case V4L2_CID_MPEG_VIDEO_H264_P_FRAME_MIN_QP:		return "H264 P-Frame Minimum QP Value";
891 	case V4L2_CID_MPEG_VIDEO_H264_P_FRAME_MAX_QP:		return "H264 P-Frame Maximum QP Value";
892 	case V4L2_CID_MPEG_VIDEO_H264_B_FRAME_MIN_QP:		return "H264 B-Frame Minimum QP Value";
893 	case V4L2_CID_MPEG_VIDEO_H264_B_FRAME_MAX_QP:		return "H264 B-Frame Maximum QP Value";
894 	case V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L0_BR:	return "H264 Hierarchical Lay 0 Bitrate";
895 	case V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L1_BR:	return "H264 Hierarchical Lay 1 Bitrate";
896 	case V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L2_BR:	return "H264 Hierarchical Lay 2 Bitrate";
897 	case V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L3_BR:	return "H264 Hierarchical Lay 3 Bitrate";
898 	case V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L4_BR:	return "H264 Hierarchical Lay 4 Bitrate";
899 	case V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L5_BR:	return "H264 Hierarchical Lay 5 Bitrate";
900 	case V4L2_CID_MPEG_VIDEO_H264_HIER_CODING_L6_BR:	return "H264 Hierarchical Lay 6 Bitrate";
901 	case V4L2_CID_MPEG_VIDEO_MPEG2_LEVEL:			return "MPEG2 Level";
902 	case V4L2_CID_MPEG_VIDEO_MPEG2_PROFILE:			return "MPEG2 Profile";
903 	case V4L2_CID_MPEG_VIDEO_MPEG4_I_FRAME_QP:		return "MPEG4 I-Frame QP Value";
904 	case V4L2_CID_MPEG_VIDEO_MPEG4_P_FRAME_QP:		return "MPEG4 P-Frame QP Value";
905 	case V4L2_CID_MPEG_VIDEO_MPEG4_B_FRAME_QP:		return "MPEG4 B-Frame QP Value";
906 	case V4L2_CID_MPEG_VIDEO_MPEG4_MIN_QP:			return "MPEG4 Minimum QP Value";
907 	case V4L2_CID_MPEG_VIDEO_MPEG4_MAX_QP:			return "MPEG4 Maximum QP Value";
908 	case V4L2_CID_MPEG_VIDEO_MPEG4_LEVEL:			return "MPEG4 Level";
909 	case V4L2_CID_MPEG_VIDEO_MPEG4_PROFILE:			return "MPEG4 Profile";
910 	case V4L2_CID_MPEG_VIDEO_MPEG4_QPEL:			return "Quarter Pixel Search Enable";
911 	case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_BYTES:		return "Maximum Bytes in a Slice";
912 	case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_MB:		return "Number of MBs in a Slice";
913 	case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MODE:		return "Slice Partitioning Method";
914 	case V4L2_CID_MPEG_VIDEO_VBV_SIZE:			return "VBV Buffer Size";
915 	case V4L2_CID_MPEG_VIDEO_DEC_PTS:			return "Video Decoder PTS";
916 	case V4L2_CID_MPEG_VIDEO_DEC_FRAME:			return "Video Decoder Frame Count";
917 	case V4L2_CID_MPEG_VIDEO_DEC_CONCEAL_COLOR:		return "Video Decoder Conceal Color";
918 	case V4L2_CID_MPEG_VIDEO_VBV_DELAY:			return "Initial Delay for VBV Control";
919 	case V4L2_CID_MPEG_VIDEO_MV_H_SEARCH_RANGE:		return "Horizontal MV Search Range";
920 	case V4L2_CID_MPEG_VIDEO_MV_V_SEARCH_RANGE:		return "Vertical MV Search Range";
921 	case V4L2_CID_MPEG_VIDEO_REPEAT_SEQ_HEADER:		return "Repeat Sequence Header";
922 	case V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME:		return "Force Key Frame";
923 	case V4L2_CID_MPEG_VIDEO_BASELAYER_PRIORITY_ID:		return "Base Layer Priority ID";
924 	case V4L2_CID_MPEG_VIDEO_LTR_COUNT:			return "LTR Count";
925 	case V4L2_CID_MPEG_VIDEO_FRAME_LTR_INDEX:		return "Frame LTR Index";
926 	case V4L2_CID_MPEG_VIDEO_USE_LTR_FRAMES:		return "Use LTR Frames";
927 	case V4L2_CID_FWHT_I_FRAME_QP:				return "FWHT I-Frame QP Value";
928 	case V4L2_CID_FWHT_P_FRAME_QP:				return "FWHT P-Frame QP Value";
929 
930 	/* VPX controls */
931 	case V4L2_CID_MPEG_VIDEO_VPX_NUM_PARTITIONS:		return "VPX Number of Partitions";
932 	case V4L2_CID_MPEG_VIDEO_VPX_IMD_DISABLE_4X4:		return "VPX Intra Mode Decision Disable";
933 	case V4L2_CID_MPEG_VIDEO_VPX_NUM_REF_FRAMES:		return "VPX No. of Refs for P Frame";
934 	case V4L2_CID_MPEG_VIDEO_VPX_FILTER_LEVEL:		return "VPX Loop Filter Level Range";
935 	case V4L2_CID_MPEG_VIDEO_VPX_FILTER_SHARPNESS:		return "VPX Deblocking Effect Control";
936 	case V4L2_CID_MPEG_VIDEO_VPX_GOLDEN_FRAME_REF_PERIOD:	return "VPX Golden Frame Refresh Period";
937 	case V4L2_CID_MPEG_VIDEO_VPX_GOLDEN_FRAME_SEL:		return "VPX Golden Frame Indicator";
938 	case V4L2_CID_MPEG_VIDEO_VPX_MIN_QP:			return "VPX Minimum QP Value";
939 	case V4L2_CID_MPEG_VIDEO_VPX_MAX_QP:			return "VPX Maximum QP Value";
940 	case V4L2_CID_MPEG_VIDEO_VPX_I_FRAME_QP:		return "VPX I-Frame QP Value";
941 	case V4L2_CID_MPEG_VIDEO_VPX_P_FRAME_QP:		return "VPX P-Frame QP Value";
942 	case V4L2_CID_MPEG_VIDEO_VP8_PROFILE:			return "VP8 Profile";
943 	case V4L2_CID_MPEG_VIDEO_VP9_PROFILE:			return "VP9 Profile";
944 	case V4L2_CID_MPEG_VIDEO_VP9_LEVEL:			return "VP9 Level";
945 
946 	/* HEVC controls */
947 	case V4L2_CID_MPEG_VIDEO_HEVC_I_FRAME_QP:		return "HEVC I-Frame QP Value";
948 	case V4L2_CID_MPEG_VIDEO_HEVC_P_FRAME_QP:		return "HEVC P-Frame QP Value";
949 	case V4L2_CID_MPEG_VIDEO_HEVC_B_FRAME_QP:		return "HEVC B-Frame QP Value";
950 	case V4L2_CID_MPEG_VIDEO_HEVC_MIN_QP:			return "HEVC Minimum QP Value";
951 	case V4L2_CID_MPEG_VIDEO_HEVC_MAX_QP:			return "HEVC Maximum QP Value";
952 	case V4L2_CID_MPEG_VIDEO_HEVC_I_FRAME_MIN_QP:		return "HEVC I-Frame Minimum QP Value";
953 	case V4L2_CID_MPEG_VIDEO_HEVC_I_FRAME_MAX_QP:		return "HEVC I-Frame Maximum QP Value";
954 	case V4L2_CID_MPEG_VIDEO_HEVC_P_FRAME_MIN_QP:		return "HEVC P-Frame Minimum QP Value";
955 	case V4L2_CID_MPEG_VIDEO_HEVC_P_FRAME_MAX_QP:		return "HEVC P-Frame Maximum QP Value";
956 	case V4L2_CID_MPEG_VIDEO_HEVC_B_FRAME_MIN_QP:		return "HEVC B-Frame Minimum QP Value";
957 	case V4L2_CID_MPEG_VIDEO_HEVC_B_FRAME_MAX_QP:		return "HEVC B-Frame Maximum QP Value";
958 	case V4L2_CID_MPEG_VIDEO_HEVC_PROFILE:			return "HEVC Profile";
959 	case V4L2_CID_MPEG_VIDEO_HEVC_LEVEL:			return "HEVC Level";
960 	case V4L2_CID_MPEG_VIDEO_HEVC_TIER:			return "HEVC Tier";
961 	case V4L2_CID_MPEG_VIDEO_HEVC_FRAME_RATE_RESOLUTION:	return "HEVC Frame Rate Resolution";
962 	case V4L2_CID_MPEG_VIDEO_HEVC_MAX_PARTITION_DEPTH:	return "HEVC Maximum Coding Unit Depth";
963 	case V4L2_CID_MPEG_VIDEO_HEVC_REFRESH_TYPE:		return "HEVC Refresh Type";
964 	case V4L2_CID_MPEG_VIDEO_HEVC_CONST_INTRA_PRED:		return "HEVC Constant Intra Prediction";
965 	case V4L2_CID_MPEG_VIDEO_HEVC_LOSSLESS_CU:		return "HEVC Lossless Encoding";
966 	case V4L2_CID_MPEG_VIDEO_HEVC_WAVEFRONT:		return "HEVC Wavefront";
967 	case V4L2_CID_MPEG_VIDEO_HEVC_LOOP_FILTER_MODE:		return "HEVC Loop Filter";
968 	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_QP:			return "HEVC QP Values";
969 	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_TYPE:		return "HEVC Hierarchical Coding Type";
970 	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_LAYER:	return "HEVC Hierarchical Coding Layer";
971 	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L0_QP:	return "HEVC Hierarchical Layer 0 QP";
972 	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L1_QP:	return "HEVC Hierarchical Layer 1 QP";
973 	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L2_QP:	return "HEVC Hierarchical Layer 2 QP";
974 	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L3_QP:	return "HEVC Hierarchical Layer 3 QP";
975 	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L4_QP:	return "HEVC Hierarchical Layer 4 QP";
976 	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L5_QP:	return "HEVC Hierarchical Layer 5 QP";
977 	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L6_QP:	return "HEVC Hierarchical Layer 6 QP";
978 	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L0_BR:	return "HEVC Hierarchical Lay 0 BitRate";
979 	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L1_BR:	return "HEVC Hierarchical Lay 1 BitRate";
980 	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L2_BR:	return "HEVC Hierarchical Lay 2 BitRate";
981 	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L3_BR:	return "HEVC Hierarchical Lay 3 BitRate";
982 	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L4_BR:	return "HEVC Hierarchical Lay 4 BitRate";
983 	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L5_BR:	return "HEVC Hierarchical Lay 5 BitRate";
984 	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L6_BR:	return "HEVC Hierarchical Lay 6 BitRate";
985 	case V4L2_CID_MPEG_VIDEO_HEVC_GENERAL_PB:		return "HEVC General PB";
986 	case V4L2_CID_MPEG_VIDEO_HEVC_TEMPORAL_ID:		return "HEVC Temporal ID";
987 	case V4L2_CID_MPEG_VIDEO_HEVC_STRONG_SMOOTHING:		return "HEVC Strong Intra Smoothing";
988 	case V4L2_CID_MPEG_VIDEO_HEVC_INTRA_PU_SPLIT:		return "HEVC Intra PU Split";
989 	case V4L2_CID_MPEG_VIDEO_HEVC_TMV_PREDICTION:		return "HEVC TMV Prediction";
990 	case V4L2_CID_MPEG_VIDEO_HEVC_MAX_NUM_MERGE_MV_MINUS1:	return "HEVC Max Num of Candidate MVs";
991 	case V4L2_CID_MPEG_VIDEO_HEVC_WITHOUT_STARTCODE:	return "HEVC ENC Without Startcode";
992 	case V4L2_CID_MPEG_VIDEO_HEVC_REFRESH_PERIOD:		return "HEVC Num of I-Frame b/w 2 IDR";
993 	case V4L2_CID_MPEG_VIDEO_HEVC_LF_BETA_OFFSET_DIV2:	return "HEVC Loop Filter Beta Offset";
994 	case V4L2_CID_MPEG_VIDEO_HEVC_LF_TC_OFFSET_DIV2:	return "HEVC Loop Filter TC Offset";
995 	case V4L2_CID_MPEG_VIDEO_HEVC_SIZE_OF_LENGTH_FIELD:	return "HEVC Size of Length Field";
996 	case V4L2_CID_MPEG_VIDEO_REF_NUMBER_FOR_PFRAMES:	return "Reference Frames for a P-Frame";
997 	case V4L2_CID_MPEG_VIDEO_PREPEND_SPSPPS_TO_IDR:		return "Prepend SPS and PPS to IDR";
998 	case V4L2_CID_MPEG_VIDEO_HEVC_SPS:			return "HEVC Sequence Parameter Set";
999 	case V4L2_CID_MPEG_VIDEO_HEVC_PPS:			return "HEVC Picture Parameter Set";
1000 	case V4L2_CID_MPEG_VIDEO_HEVC_SLICE_PARAMS:		return "HEVC Slice Parameters";
1001 	case V4L2_CID_MPEG_VIDEO_HEVC_SCALING_MATRIX:		return "HEVC Scaling Matrix";
1002 	case V4L2_CID_MPEG_VIDEO_HEVC_DECODE_PARAMS:		return "HEVC Decode Parameters";
1003 	case V4L2_CID_MPEG_VIDEO_HEVC_DECODE_MODE:		return "HEVC Decode Mode";
1004 	case V4L2_CID_MPEG_VIDEO_HEVC_START_CODE:		return "HEVC Start Code";
1005 
1006 	/* CAMERA controls */
1007 	/* Keep the order of the 'case's the same as in v4l2-controls.h! */
1008 	case V4L2_CID_CAMERA_CLASS:		return "Camera Controls";
1009 	case V4L2_CID_EXPOSURE_AUTO:		return "Auto Exposure";
1010 	case V4L2_CID_EXPOSURE_ABSOLUTE:	return "Exposure Time, Absolute";
1011 	case V4L2_CID_EXPOSURE_AUTO_PRIORITY:	return "Exposure, Dynamic Framerate";
1012 	case V4L2_CID_PAN_RELATIVE:		return "Pan, Relative";
1013 	case V4L2_CID_TILT_RELATIVE:		return "Tilt, Relative";
1014 	case V4L2_CID_PAN_RESET:		return "Pan, Reset";
1015 	case V4L2_CID_TILT_RESET:		return "Tilt, Reset";
1016 	case V4L2_CID_PAN_ABSOLUTE:		return "Pan, Absolute";
1017 	case V4L2_CID_TILT_ABSOLUTE:		return "Tilt, Absolute";
1018 	case V4L2_CID_FOCUS_ABSOLUTE:		return "Focus, Absolute";
1019 	case V4L2_CID_FOCUS_RELATIVE:		return "Focus, Relative";
1020 	case V4L2_CID_FOCUS_AUTO:		return "Focus, Automatic Continuous";
1021 	case V4L2_CID_ZOOM_ABSOLUTE:		return "Zoom, Absolute";
1022 	case V4L2_CID_ZOOM_RELATIVE:		return "Zoom, Relative";
1023 	case V4L2_CID_ZOOM_CONTINUOUS:		return "Zoom, Continuous";
1024 	case V4L2_CID_PRIVACY:			return "Privacy";
1025 	case V4L2_CID_IRIS_ABSOLUTE:		return "Iris, Absolute";
1026 	case V4L2_CID_IRIS_RELATIVE:		return "Iris, Relative";
1027 	case V4L2_CID_AUTO_EXPOSURE_BIAS:	return "Auto Exposure, Bias";
1028 	case V4L2_CID_AUTO_N_PRESET_WHITE_BALANCE: return "White Balance, Auto & Preset";
1029 	case V4L2_CID_WIDE_DYNAMIC_RANGE:	return "Wide Dynamic Range";
1030 	case V4L2_CID_IMAGE_STABILIZATION:	return "Image Stabilization";
1031 	case V4L2_CID_ISO_SENSITIVITY:		return "ISO Sensitivity";
1032 	case V4L2_CID_ISO_SENSITIVITY_AUTO:	return "ISO Sensitivity, Auto";
1033 	case V4L2_CID_EXPOSURE_METERING:	return "Exposure, Metering Mode";
1034 	case V4L2_CID_SCENE_MODE:		return "Scene Mode";
1035 	case V4L2_CID_3A_LOCK:			return "3A Lock";
1036 	case V4L2_CID_AUTO_FOCUS_START:		return "Auto Focus, Start";
1037 	case V4L2_CID_AUTO_FOCUS_STOP:		return "Auto Focus, Stop";
1038 	case V4L2_CID_AUTO_FOCUS_STATUS:	return "Auto Focus, Status";
1039 	case V4L2_CID_AUTO_FOCUS_RANGE:		return "Auto Focus, Range";
1040 	case V4L2_CID_PAN_SPEED:		return "Pan, Speed";
1041 	case V4L2_CID_TILT_SPEED:		return "Tilt, Speed";
1042 	case V4L2_CID_UNIT_CELL_SIZE:		return "Unit Cell Size";
1043 	case V4L2_CID_CAMERA_ORIENTATION:	return "Camera Orientation";
1044 	case V4L2_CID_CAMERA_SENSOR_ROTATION:	return "Camera Sensor Rotation";
1045 
1046 	/* FM Radio Modulator controls */
1047 	/* Keep the order of the 'case's the same as in v4l2-controls.h! */
1048 	case V4L2_CID_FM_TX_CLASS:		return "FM Radio Modulator Controls";
1049 	case V4L2_CID_RDS_TX_DEVIATION:		return "RDS Signal Deviation";
1050 	case V4L2_CID_RDS_TX_PI:		return "RDS Program ID";
1051 	case V4L2_CID_RDS_TX_PTY:		return "RDS Program Type";
1052 	case V4L2_CID_RDS_TX_PS_NAME:		return "RDS PS Name";
1053 	case V4L2_CID_RDS_TX_RADIO_TEXT:	return "RDS Radio Text";
1054 	case V4L2_CID_RDS_TX_MONO_STEREO:	return "RDS Stereo";
1055 	case V4L2_CID_RDS_TX_ARTIFICIAL_HEAD:	return "RDS Artificial Head";
1056 	case V4L2_CID_RDS_TX_COMPRESSED:	return "RDS Compressed";
1057 	case V4L2_CID_RDS_TX_DYNAMIC_PTY:	return "RDS Dynamic PTY";
1058 	case V4L2_CID_RDS_TX_TRAFFIC_ANNOUNCEMENT: return "RDS Traffic Announcement";
1059 	case V4L2_CID_RDS_TX_TRAFFIC_PROGRAM:	return "RDS Traffic Program";
1060 	case V4L2_CID_RDS_TX_MUSIC_SPEECH:	return "RDS Music";
1061 	case V4L2_CID_RDS_TX_ALT_FREQS_ENABLE:	return "RDS Enable Alt Frequencies";
1062 	case V4L2_CID_RDS_TX_ALT_FREQS:		return "RDS Alternate Frequencies";
1063 	case V4L2_CID_AUDIO_LIMITER_ENABLED:	return "Audio Limiter Feature Enabled";
1064 	case V4L2_CID_AUDIO_LIMITER_RELEASE_TIME: return "Audio Limiter Release Time";
1065 	case V4L2_CID_AUDIO_LIMITER_DEVIATION:	return "Audio Limiter Deviation";
1066 	case V4L2_CID_AUDIO_COMPRESSION_ENABLED: return "Audio Compression Enabled";
1067 	case V4L2_CID_AUDIO_COMPRESSION_GAIN:	return "Audio Compression Gain";
1068 	case V4L2_CID_AUDIO_COMPRESSION_THRESHOLD: return "Audio Compression Threshold";
1069 	case V4L2_CID_AUDIO_COMPRESSION_ATTACK_TIME: return "Audio Compression Attack Time";
1070 	case V4L2_CID_AUDIO_COMPRESSION_RELEASE_TIME: return "Audio Compression Release Time";
1071 	case V4L2_CID_PILOT_TONE_ENABLED:	return "Pilot Tone Feature Enabled";
1072 	case V4L2_CID_PILOT_TONE_DEVIATION:	return "Pilot Tone Deviation";
1073 	case V4L2_CID_PILOT_TONE_FREQUENCY:	return "Pilot Tone Frequency";
1074 	case V4L2_CID_TUNE_PREEMPHASIS:		return "Pre-Emphasis";
1075 	case V4L2_CID_TUNE_POWER_LEVEL:		return "Tune Power Level";
1076 	case V4L2_CID_TUNE_ANTENNA_CAPACITOR:	return "Tune Antenna Capacitor";
1077 
1078 	/* Flash controls */
1079 	/* Keep the order of the 'case's the same as in v4l2-controls.h! */
1080 	case V4L2_CID_FLASH_CLASS:		return "Flash Controls";
1081 	case V4L2_CID_FLASH_LED_MODE:		return "LED Mode";
1082 	case V4L2_CID_FLASH_STROBE_SOURCE:	return "Strobe Source";
1083 	case V4L2_CID_FLASH_STROBE:		return "Strobe";
1084 	case V4L2_CID_FLASH_STROBE_STOP:	return "Stop Strobe";
1085 	case V4L2_CID_FLASH_STROBE_STATUS:	return "Strobe Status";
1086 	case V4L2_CID_FLASH_TIMEOUT:		return "Strobe Timeout";
1087 	case V4L2_CID_FLASH_INTENSITY:		return "Intensity, Flash Mode";
1088 	case V4L2_CID_FLASH_TORCH_INTENSITY:	return "Intensity, Torch Mode";
1089 	case V4L2_CID_FLASH_INDICATOR_INTENSITY: return "Intensity, Indicator";
1090 	case V4L2_CID_FLASH_FAULT:		return "Faults";
1091 	case V4L2_CID_FLASH_CHARGE:		return "Charge";
1092 	case V4L2_CID_FLASH_READY:		return "Ready to Strobe";
1093 
1094 	/* JPEG encoder controls */
1095 	/* Keep the order of the 'case's the same as in v4l2-controls.h! */
1096 	case V4L2_CID_JPEG_CLASS:		return "JPEG Compression Controls";
1097 	case V4L2_CID_JPEG_CHROMA_SUBSAMPLING:	return "Chroma Subsampling";
1098 	case V4L2_CID_JPEG_RESTART_INTERVAL:	return "Restart Interval";
1099 	case V4L2_CID_JPEG_COMPRESSION_QUALITY:	return "Compression Quality";
1100 	case V4L2_CID_JPEG_ACTIVE_MARKER:	return "Active Markers";
1101 
1102 	/* Image source controls */
1103 	/* Keep the order of the 'case's the same as in v4l2-controls.h! */
1104 	case V4L2_CID_IMAGE_SOURCE_CLASS:	return "Image Source Controls";
1105 	case V4L2_CID_VBLANK:			return "Vertical Blanking";
1106 	case V4L2_CID_HBLANK:			return "Horizontal Blanking";
1107 	case V4L2_CID_ANALOGUE_GAIN:		return "Analogue Gain";
1108 	case V4L2_CID_TEST_PATTERN_RED:		return "Red Pixel Value";
1109 	case V4L2_CID_TEST_PATTERN_GREENR:	return "Green (Red) Pixel Value";
1110 	case V4L2_CID_TEST_PATTERN_BLUE:	return "Blue Pixel Value";
1111 	case V4L2_CID_TEST_PATTERN_GREENB:	return "Green (Blue) Pixel Value";
1112 	case V4L2_CID_NOTIFY_GAINS:		return "Notify Gains";
1113 
1114 	/* Image processing controls */
1115 	/* Keep the order of the 'case's the same as in v4l2-controls.h! */
1116 	case V4L2_CID_IMAGE_PROC_CLASS:		return "Image Processing Controls";
1117 	case V4L2_CID_LINK_FREQ:		return "Link Frequency";
1118 	case V4L2_CID_PIXEL_RATE:		return "Pixel Rate";
1119 	case V4L2_CID_TEST_PATTERN:		return "Test Pattern";
1120 	case V4L2_CID_DEINTERLACING_MODE:	return "Deinterlacing Mode";
1121 	case V4L2_CID_DIGITAL_GAIN:		return "Digital Gain";
1122 
1123 	/* DV controls */
1124 	/* Keep the order of the 'case's the same as in v4l2-controls.h! */
1125 	case V4L2_CID_DV_CLASS:			return "Digital Video Controls";
1126 	case V4L2_CID_DV_TX_HOTPLUG:		return "Hotplug Present";
1127 	case V4L2_CID_DV_TX_RXSENSE:		return "RxSense Present";
1128 	case V4L2_CID_DV_TX_EDID_PRESENT:	return "EDID Present";
1129 	case V4L2_CID_DV_TX_MODE:		return "Transmit Mode";
1130 	case V4L2_CID_DV_TX_RGB_RANGE:		return "Tx RGB Quantization Range";
1131 	case V4L2_CID_DV_TX_IT_CONTENT_TYPE:	return "Tx IT Content Type";
1132 	case V4L2_CID_DV_RX_POWER_PRESENT:	return "Power Present";
1133 	case V4L2_CID_DV_RX_RGB_RANGE:		return "Rx RGB Quantization Range";
1134 	case V4L2_CID_DV_RX_IT_CONTENT_TYPE:	return "Rx IT Content Type";
1135 
1136 	case V4L2_CID_FM_RX_CLASS:		return "FM Radio Receiver Controls";
1137 	case V4L2_CID_TUNE_DEEMPHASIS:		return "De-Emphasis";
1138 	case V4L2_CID_RDS_RECEPTION:		return "RDS Reception";
1139 	case V4L2_CID_RF_TUNER_CLASS:		return "RF Tuner Controls";
1140 	case V4L2_CID_RF_TUNER_RF_GAIN:		return "RF Gain";
1141 	case V4L2_CID_RF_TUNER_LNA_GAIN_AUTO:	return "LNA Gain, Auto";
1142 	case V4L2_CID_RF_TUNER_LNA_GAIN:	return "LNA Gain";
1143 	case V4L2_CID_RF_TUNER_MIXER_GAIN_AUTO:	return "Mixer Gain, Auto";
1144 	case V4L2_CID_RF_TUNER_MIXER_GAIN:	return "Mixer Gain";
1145 	case V4L2_CID_RF_TUNER_IF_GAIN_AUTO:	return "IF Gain, Auto";
1146 	case V4L2_CID_RF_TUNER_IF_GAIN:		return "IF Gain";
1147 	case V4L2_CID_RF_TUNER_BANDWIDTH_AUTO:	return "Bandwidth, Auto";
1148 	case V4L2_CID_RF_TUNER_BANDWIDTH:	return "Bandwidth";
1149 	case V4L2_CID_RF_TUNER_PLL_LOCK:	return "PLL Lock";
1150 	case V4L2_CID_RDS_RX_PTY:		return "RDS Program Type";
1151 	case V4L2_CID_RDS_RX_PS_NAME:		return "RDS PS Name";
1152 	case V4L2_CID_RDS_RX_RADIO_TEXT:	return "RDS Radio Text";
1153 	case V4L2_CID_RDS_RX_TRAFFIC_ANNOUNCEMENT: return "RDS Traffic Announcement";
1154 	case V4L2_CID_RDS_RX_TRAFFIC_PROGRAM:	return "RDS Traffic Program";
1155 	case V4L2_CID_RDS_RX_MUSIC_SPEECH:	return "RDS Music";
1156 
1157 	/* Detection controls */
1158 	/* Keep the order of the 'case's the same as in v4l2-controls.h! */
1159 	case V4L2_CID_DETECT_CLASS:		return "Detection Controls";
1160 	case V4L2_CID_DETECT_MD_MODE:		return "Motion Detection Mode";
1161 	case V4L2_CID_DETECT_MD_GLOBAL_THRESHOLD: return "MD Global Threshold";
1162 	case V4L2_CID_DETECT_MD_THRESHOLD_GRID:	return "MD Threshold Grid";
1163 	case V4L2_CID_DETECT_MD_REGION_GRID:	return "MD Region Grid";
1164 
1165 	/* Stateless Codec controls */
1166 	/* Keep the order of the 'case's the same as in v4l2-controls.h! */
1167 	case V4L2_CID_CODEC_STATELESS_CLASS:	return "Stateless Codec Controls";
1168 	case V4L2_CID_STATELESS_H264_DECODE_MODE:		return "H264 Decode Mode";
1169 	case V4L2_CID_STATELESS_H264_START_CODE:		return "H264 Start Code";
1170 	case V4L2_CID_STATELESS_H264_SPS:			return "H264 Sequence Parameter Set";
1171 	case V4L2_CID_STATELESS_H264_PPS:			return "H264 Picture Parameter Set";
1172 	case V4L2_CID_STATELESS_H264_SCALING_MATRIX:		return "H264 Scaling Matrix";
1173 	case V4L2_CID_STATELESS_H264_PRED_WEIGHTS:		return "H264 Prediction Weight Table";
1174 	case V4L2_CID_STATELESS_H264_SLICE_PARAMS:		return "H264 Slice Parameters";
1175 	case V4L2_CID_STATELESS_H264_DECODE_PARAMS:		return "H264 Decode Parameters";
1176 	case V4L2_CID_STATELESS_FWHT_PARAMS:			return "FWHT Stateless Parameters";
1177 	case V4L2_CID_STATELESS_VP8_FRAME:			return "VP8 Frame Parameters";
1178 	case V4L2_CID_STATELESS_MPEG2_SEQUENCE:			return "MPEG-2 Sequence Header";
1179 	case V4L2_CID_STATELESS_MPEG2_PICTURE:			return "MPEG-2 Picture Header";
1180 	case V4L2_CID_STATELESS_MPEG2_QUANTISATION:		return "MPEG-2 Quantisation Matrices";
1181 
1182 	/* Colorimetry controls */
1183 	/* Keep the order of the 'case's the same as in v4l2-controls.h! */
1184 	case V4L2_CID_COLORIMETRY_CLASS:	return "Colorimetry Controls";
1185 	case V4L2_CID_COLORIMETRY_HDR10_CLL_INFO:		return "HDR10 Content Light Info";
1186 	case V4L2_CID_COLORIMETRY_HDR10_MASTERING_DISPLAY:	return "HDR10 Mastering Display";
1187 	default:
1188 		return NULL;
1189 	}
1190 }
1191 EXPORT_SYMBOL(v4l2_ctrl_get_name);
1192 
1193 void v4l2_ctrl_fill(u32 id, const char **name, enum v4l2_ctrl_type *type,
1194 		    s64 *min, s64 *max, u64 *step, s64 *def, u32 *flags)
1195 {
1196 	*name = v4l2_ctrl_get_name(id);
1197 	*flags = 0;
1198 
1199 	switch (id) {
1200 	case V4L2_CID_AUDIO_MUTE:
1201 	case V4L2_CID_AUDIO_LOUDNESS:
1202 	case V4L2_CID_AUTO_WHITE_BALANCE:
1203 	case V4L2_CID_AUTOGAIN:
1204 	case V4L2_CID_HFLIP:
1205 	case V4L2_CID_VFLIP:
1206 	case V4L2_CID_HUE_AUTO:
1207 	case V4L2_CID_CHROMA_AGC:
1208 	case V4L2_CID_COLOR_KILLER:
1209 	case V4L2_CID_AUTOBRIGHTNESS:
1210 	case V4L2_CID_MPEG_AUDIO_MUTE:
1211 	case V4L2_CID_MPEG_VIDEO_MUTE:
1212 	case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE:
1213 	case V4L2_CID_MPEG_VIDEO_PULLDOWN:
1214 	case V4L2_CID_EXPOSURE_AUTO_PRIORITY:
1215 	case V4L2_CID_FOCUS_AUTO:
1216 	case V4L2_CID_PRIVACY:
1217 	case V4L2_CID_AUDIO_LIMITER_ENABLED:
1218 	case V4L2_CID_AUDIO_COMPRESSION_ENABLED:
1219 	case V4L2_CID_PILOT_TONE_ENABLED:
1220 	case V4L2_CID_ILLUMINATORS_1:
1221 	case V4L2_CID_ILLUMINATORS_2:
1222 	case V4L2_CID_FLASH_STROBE_STATUS:
1223 	case V4L2_CID_FLASH_CHARGE:
1224 	case V4L2_CID_FLASH_READY:
1225 	case V4L2_CID_MPEG_VIDEO_DECODER_MPEG4_DEBLOCK_FILTER:
1226 	case V4L2_CID_MPEG_VIDEO_DECODER_SLICE_INTERFACE:
1227 	case V4L2_CID_MPEG_VIDEO_DEC_DISPLAY_DELAY_ENABLE:
1228 	case V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE:
1229 	case V4L2_CID_MPEG_VIDEO_MB_RC_ENABLE:
1230 	case V4L2_CID_MPEG_VIDEO_H264_8X8_TRANSFORM:
1231 	case V4L2_CID_MPEG_VIDEO_H264_VUI_SAR_ENABLE:
1232 	case V4L2_CID_MPEG_VIDEO_MPEG4_QPEL:
1233 	case V4L2_CID_MPEG_VIDEO_REPEAT_SEQ_HEADER:
1234 	case V4L2_CID_MPEG_VIDEO_AU_DELIMITER:
1235 	case V4L2_CID_WIDE_DYNAMIC_RANGE:
1236 	case V4L2_CID_IMAGE_STABILIZATION:
1237 	case V4L2_CID_RDS_RECEPTION:
1238 	case V4L2_CID_RF_TUNER_LNA_GAIN_AUTO:
1239 	case V4L2_CID_RF_TUNER_MIXER_GAIN_AUTO:
1240 	case V4L2_CID_RF_TUNER_IF_GAIN_AUTO:
1241 	case V4L2_CID_RF_TUNER_BANDWIDTH_AUTO:
1242 	case V4L2_CID_RF_TUNER_PLL_LOCK:
1243 	case V4L2_CID_RDS_TX_MONO_STEREO:
1244 	case V4L2_CID_RDS_TX_ARTIFICIAL_HEAD:
1245 	case V4L2_CID_RDS_TX_COMPRESSED:
1246 	case V4L2_CID_RDS_TX_DYNAMIC_PTY:
1247 	case V4L2_CID_RDS_TX_TRAFFIC_ANNOUNCEMENT:
1248 	case V4L2_CID_RDS_TX_TRAFFIC_PROGRAM:
1249 	case V4L2_CID_RDS_TX_MUSIC_SPEECH:
1250 	case V4L2_CID_RDS_TX_ALT_FREQS_ENABLE:
1251 	case V4L2_CID_RDS_RX_TRAFFIC_ANNOUNCEMENT:
1252 	case V4L2_CID_RDS_RX_TRAFFIC_PROGRAM:
1253 	case V4L2_CID_RDS_RX_MUSIC_SPEECH:
1254 		*type = V4L2_CTRL_TYPE_BOOLEAN;
1255 		*min = 0;
1256 		*max = *step = 1;
1257 		break;
1258 	case V4L2_CID_ROTATE:
1259 		*type = V4L2_CTRL_TYPE_INTEGER;
1260 		*flags |= V4L2_CTRL_FLAG_MODIFY_LAYOUT;
1261 		break;
1262 	case V4L2_CID_MPEG_VIDEO_MV_H_SEARCH_RANGE:
1263 	case V4L2_CID_MPEG_VIDEO_MV_V_SEARCH_RANGE:
1264 	case V4L2_CID_MPEG_VIDEO_DEC_DISPLAY_DELAY:
1265 	case V4L2_CID_MPEG_VIDEO_INTRA_REFRESH_PERIOD:
1266 		*type = V4L2_CTRL_TYPE_INTEGER;
1267 		break;
1268 	case V4L2_CID_MPEG_VIDEO_LTR_COUNT:
1269 		*type = V4L2_CTRL_TYPE_INTEGER;
1270 		break;
1271 	case V4L2_CID_MPEG_VIDEO_FRAME_LTR_INDEX:
1272 		*type = V4L2_CTRL_TYPE_INTEGER;
1273 		*flags |= V4L2_CTRL_FLAG_EXECUTE_ON_WRITE;
1274 		break;
1275 	case V4L2_CID_MPEG_VIDEO_USE_LTR_FRAMES:
1276 		*type = V4L2_CTRL_TYPE_BITMASK;
1277 		*flags |= V4L2_CTRL_FLAG_EXECUTE_ON_WRITE;
1278 		break;
1279 	case V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME:
1280 	case V4L2_CID_PAN_RESET:
1281 	case V4L2_CID_TILT_RESET:
1282 	case V4L2_CID_FLASH_STROBE:
1283 	case V4L2_CID_FLASH_STROBE_STOP:
1284 	case V4L2_CID_AUTO_FOCUS_START:
1285 	case V4L2_CID_AUTO_FOCUS_STOP:
1286 	case V4L2_CID_DO_WHITE_BALANCE:
1287 		*type = V4L2_CTRL_TYPE_BUTTON;
1288 		*flags |= V4L2_CTRL_FLAG_WRITE_ONLY |
1289 			  V4L2_CTRL_FLAG_EXECUTE_ON_WRITE;
1290 		*min = *max = *step = *def = 0;
1291 		break;
1292 	case V4L2_CID_POWER_LINE_FREQUENCY:
1293 	case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ:
1294 	case V4L2_CID_MPEG_AUDIO_ENCODING:
1295 	case V4L2_CID_MPEG_AUDIO_L1_BITRATE:
1296 	case V4L2_CID_MPEG_AUDIO_L2_BITRATE:
1297 	case V4L2_CID_MPEG_AUDIO_L3_BITRATE:
1298 	case V4L2_CID_MPEG_AUDIO_AC3_BITRATE:
1299 	case V4L2_CID_MPEG_AUDIO_MODE:
1300 	case V4L2_CID_MPEG_AUDIO_MODE_EXTENSION:
1301 	case V4L2_CID_MPEG_AUDIO_EMPHASIS:
1302 	case V4L2_CID_MPEG_AUDIO_CRC:
1303 	case V4L2_CID_MPEG_AUDIO_DEC_PLAYBACK:
1304 	case V4L2_CID_MPEG_AUDIO_DEC_MULTILINGUAL_PLAYBACK:
1305 	case V4L2_CID_MPEG_VIDEO_ENCODING:
1306 	case V4L2_CID_MPEG_VIDEO_ASPECT:
1307 	case V4L2_CID_MPEG_VIDEO_BITRATE_MODE:
1308 	case V4L2_CID_MPEG_STREAM_TYPE:
1309 	case V4L2_CID_MPEG_STREAM_VBI_FMT:
1310 	case V4L2_CID_EXPOSURE_AUTO:
1311 	case V4L2_CID_AUTO_FOCUS_RANGE:
1312 	case V4L2_CID_COLORFX:
1313 	case V4L2_CID_AUTO_N_PRESET_WHITE_BALANCE:
1314 	case V4L2_CID_TUNE_PREEMPHASIS:
1315 	case V4L2_CID_FLASH_LED_MODE:
1316 	case V4L2_CID_FLASH_STROBE_SOURCE:
1317 	case V4L2_CID_MPEG_VIDEO_HEADER_MODE:
1318 	case V4L2_CID_MPEG_VIDEO_FRAME_SKIP_MODE:
1319 	case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MODE:
1320 	case V4L2_CID_MPEG_VIDEO_H264_ENTROPY_MODE:
1321 	case V4L2_CID_MPEG_VIDEO_H264_LEVEL:
1322 	case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_MODE:
1323 	case V4L2_CID_MPEG_VIDEO_H264_PROFILE:
1324 	case V4L2_CID_MPEG_VIDEO_H264_VUI_SAR_IDC:
1325 	case V4L2_CID_MPEG_VIDEO_H264_SEI_FP_ARRANGEMENT_TYPE:
1326 	case V4L2_CID_MPEG_VIDEO_H264_FMO_MAP_TYPE:
1327 	case V4L2_CID_MPEG_VIDEO_H264_HIERARCHICAL_CODING_TYPE:
1328 	case V4L2_CID_MPEG_VIDEO_MPEG2_LEVEL:
1329 	case V4L2_CID_MPEG_VIDEO_MPEG2_PROFILE:
1330 	case V4L2_CID_MPEG_VIDEO_MPEG4_LEVEL:
1331 	case V4L2_CID_MPEG_VIDEO_MPEG4_PROFILE:
1332 	case V4L2_CID_JPEG_CHROMA_SUBSAMPLING:
1333 	case V4L2_CID_ISO_SENSITIVITY_AUTO:
1334 	case V4L2_CID_EXPOSURE_METERING:
1335 	case V4L2_CID_SCENE_MODE:
1336 	case V4L2_CID_DV_TX_MODE:
1337 	case V4L2_CID_DV_TX_RGB_RANGE:
1338 	case V4L2_CID_DV_TX_IT_CONTENT_TYPE:
1339 	case V4L2_CID_DV_RX_RGB_RANGE:
1340 	case V4L2_CID_DV_RX_IT_CONTENT_TYPE:
1341 	case V4L2_CID_TEST_PATTERN:
1342 	case V4L2_CID_DEINTERLACING_MODE:
1343 	case V4L2_CID_TUNE_DEEMPHASIS:
1344 	case V4L2_CID_MPEG_VIDEO_VPX_GOLDEN_FRAME_SEL:
1345 	case V4L2_CID_MPEG_VIDEO_VP8_PROFILE:
1346 	case V4L2_CID_MPEG_VIDEO_VP9_PROFILE:
1347 	case V4L2_CID_MPEG_VIDEO_VP9_LEVEL:
1348 	case V4L2_CID_DETECT_MD_MODE:
1349 	case V4L2_CID_MPEG_VIDEO_HEVC_PROFILE:
1350 	case V4L2_CID_MPEG_VIDEO_HEVC_LEVEL:
1351 	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_TYPE:
1352 	case V4L2_CID_MPEG_VIDEO_HEVC_REFRESH_TYPE:
1353 	case V4L2_CID_MPEG_VIDEO_HEVC_SIZE_OF_LENGTH_FIELD:
1354 	case V4L2_CID_MPEG_VIDEO_HEVC_TIER:
1355 	case V4L2_CID_MPEG_VIDEO_HEVC_LOOP_FILTER_MODE:
1356 	case V4L2_CID_MPEG_VIDEO_HEVC_DECODE_MODE:
1357 	case V4L2_CID_MPEG_VIDEO_HEVC_START_CODE:
1358 	case V4L2_CID_STATELESS_H264_DECODE_MODE:
1359 	case V4L2_CID_STATELESS_H264_START_CODE:
1360 	case V4L2_CID_CAMERA_ORIENTATION:
1361 		*type = V4L2_CTRL_TYPE_MENU;
1362 		break;
1363 	case V4L2_CID_LINK_FREQ:
1364 		*type = V4L2_CTRL_TYPE_INTEGER_MENU;
1365 		break;
1366 	case V4L2_CID_RDS_TX_PS_NAME:
1367 	case V4L2_CID_RDS_TX_RADIO_TEXT:
1368 	case V4L2_CID_RDS_RX_PS_NAME:
1369 	case V4L2_CID_RDS_RX_RADIO_TEXT:
1370 		*type = V4L2_CTRL_TYPE_STRING;
1371 		break;
1372 	case V4L2_CID_ISO_SENSITIVITY:
1373 	case V4L2_CID_AUTO_EXPOSURE_BIAS:
1374 	case V4L2_CID_MPEG_VIDEO_VPX_NUM_PARTITIONS:
1375 	case V4L2_CID_MPEG_VIDEO_VPX_NUM_REF_FRAMES:
1376 		*type = V4L2_CTRL_TYPE_INTEGER_MENU;
1377 		break;
1378 	case V4L2_CID_USER_CLASS:
1379 	case V4L2_CID_CAMERA_CLASS:
1380 	case V4L2_CID_CODEC_CLASS:
1381 	case V4L2_CID_FM_TX_CLASS:
1382 	case V4L2_CID_FLASH_CLASS:
1383 	case V4L2_CID_JPEG_CLASS:
1384 	case V4L2_CID_IMAGE_SOURCE_CLASS:
1385 	case V4L2_CID_IMAGE_PROC_CLASS:
1386 	case V4L2_CID_DV_CLASS:
1387 	case V4L2_CID_FM_RX_CLASS:
1388 	case V4L2_CID_RF_TUNER_CLASS:
1389 	case V4L2_CID_DETECT_CLASS:
1390 	case V4L2_CID_CODEC_STATELESS_CLASS:
1391 	case V4L2_CID_COLORIMETRY_CLASS:
1392 		*type = V4L2_CTRL_TYPE_CTRL_CLASS;
1393 		/* You can neither read nor write these */
1394 		*flags |= V4L2_CTRL_FLAG_READ_ONLY | V4L2_CTRL_FLAG_WRITE_ONLY;
1395 		*min = *max = *step = *def = 0;
1396 		break;
1397 	case V4L2_CID_BG_COLOR:
1398 	case V4L2_CID_COLORFX_RGB:
1399 		*type = V4L2_CTRL_TYPE_INTEGER;
1400 		*step = 1;
1401 		*min = 0;
1402 		/* Max is calculated as RGB888 that is 2^24 - 1 */
1403 		*max = 0xffffff;
1404 		break;
1405 	case V4L2_CID_COLORFX_CBCR:
1406 		*type = V4L2_CTRL_TYPE_INTEGER;
1407 		*step = 1;
1408 		*min = 0;
1409 		*max = 0xffff;
1410 		break;
1411 	case V4L2_CID_FLASH_FAULT:
1412 	case V4L2_CID_JPEG_ACTIVE_MARKER:
1413 	case V4L2_CID_3A_LOCK:
1414 	case V4L2_CID_AUTO_FOCUS_STATUS:
1415 	case V4L2_CID_DV_TX_HOTPLUG:
1416 	case V4L2_CID_DV_TX_RXSENSE:
1417 	case V4L2_CID_DV_TX_EDID_PRESENT:
1418 	case V4L2_CID_DV_RX_POWER_PRESENT:
1419 		*type = V4L2_CTRL_TYPE_BITMASK;
1420 		break;
1421 	case V4L2_CID_MIN_BUFFERS_FOR_CAPTURE:
1422 	case V4L2_CID_MIN_BUFFERS_FOR_OUTPUT:
1423 		*type = V4L2_CTRL_TYPE_INTEGER;
1424 		*flags |= V4L2_CTRL_FLAG_READ_ONLY;
1425 		break;
1426 	case V4L2_CID_MPEG_VIDEO_DEC_PTS:
1427 		*type = V4L2_CTRL_TYPE_INTEGER64;
1428 		*flags |= V4L2_CTRL_FLAG_VOLATILE | V4L2_CTRL_FLAG_READ_ONLY;
1429 		*min = *def = 0;
1430 		*max = 0x1ffffffffLL;
1431 		*step = 1;
1432 		break;
1433 	case V4L2_CID_MPEG_VIDEO_DEC_FRAME:
1434 		*type = V4L2_CTRL_TYPE_INTEGER64;
1435 		*flags |= V4L2_CTRL_FLAG_VOLATILE | V4L2_CTRL_FLAG_READ_ONLY;
1436 		*min = *def = 0;
1437 		*max = 0x7fffffffffffffffLL;
1438 		*step = 1;
1439 		break;
1440 	case V4L2_CID_MPEG_VIDEO_DEC_CONCEAL_COLOR:
1441 		*type = V4L2_CTRL_TYPE_INTEGER64;
1442 		*min = 0;
1443 		/* default for 8 bit black, luma is 16, chroma is 128 */
1444 		*def = 0x8000800010LL;
1445 		*max = 0xffffffffffffLL;
1446 		*step = 1;
1447 		break;
1448 	case V4L2_CID_PIXEL_RATE:
1449 		*type = V4L2_CTRL_TYPE_INTEGER64;
1450 		*flags |= V4L2_CTRL_FLAG_READ_ONLY;
1451 		break;
1452 	case V4L2_CID_DETECT_MD_REGION_GRID:
1453 		*type = V4L2_CTRL_TYPE_U8;
1454 		break;
1455 	case V4L2_CID_DETECT_MD_THRESHOLD_GRID:
1456 		*type = V4L2_CTRL_TYPE_U16;
1457 		break;
1458 	case V4L2_CID_RDS_TX_ALT_FREQS:
1459 		*type = V4L2_CTRL_TYPE_U32;
1460 		break;
1461 	case V4L2_CID_STATELESS_MPEG2_SEQUENCE:
1462 		*type = V4L2_CTRL_TYPE_MPEG2_SEQUENCE;
1463 		break;
1464 	case V4L2_CID_STATELESS_MPEG2_PICTURE:
1465 		*type = V4L2_CTRL_TYPE_MPEG2_PICTURE;
1466 		break;
1467 	case V4L2_CID_STATELESS_MPEG2_QUANTISATION:
1468 		*type = V4L2_CTRL_TYPE_MPEG2_QUANTISATION;
1469 		break;
1470 	case V4L2_CID_STATELESS_FWHT_PARAMS:
1471 		*type = V4L2_CTRL_TYPE_FWHT_PARAMS;
1472 		break;
1473 	case V4L2_CID_STATELESS_H264_SPS:
1474 		*type = V4L2_CTRL_TYPE_H264_SPS;
1475 		break;
1476 	case V4L2_CID_STATELESS_H264_PPS:
1477 		*type = V4L2_CTRL_TYPE_H264_PPS;
1478 		break;
1479 	case V4L2_CID_STATELESS_H264_SCALING_MATRIX:
1480 		*type = V4L2_CTRL_TYPE_H264_SCALING_MATRIX;
1481 		break;
1482 	case V4L2_CID_STATELESS_H264_SLICE_PARAMS:
1483 		*type = V4L2_CTRL_TYPE_H264_SLICE_PARAMS;
1484 		break;
1485 	case V4L2_CID_STATELESS_H264_DECODE_PARAMS:
1486 		*type = V4L2_CTRL_TYPE_H264_DECODE_PARAMS;
1487 		break;
1488 	case V4L2_CID_STATELESS_H264_PRED_WEIGHTS:
1489 		*type = V4L2_CTRL_TYPE_H264_PRED_WEIGHTS;
1490 		break;
1491 	case V4L2_CID_STATELESS_VP8_FRAME:
1492 		*type = V4L2_CTRL_TYPE_VP8_FRAME;
1493 		break;
1494 	case V4L2_CID_MPEG_VIDEO_HEVC_SPS:
1495 		*type = V4L2_CTRL_TYPE_HEVC_SPS;
1496 		break;
1497 	case V4L2_CID_MPEG_VIDEO_HEVC_PPS:
1498 		*type = V4L2_CTRL_TYPE_HEVC_PPS;
1499 		break;
1500 	case V4L2_CID_MPEG_VIDEO_HEVC_SLICE_PARAMS:
1501 		*type = V4L2_CTRL_TYPE_HEVC_SLICE_PARAMS;
1502 		break;
1503 	case V4L2_CID_MPEG_VIDEO_HEVC_SCALING_MATRIX:
1504 		*type = V4L2_CTRL_TYPE_HEVC_SCALING_MATRIX;
1505 		break;
1506 	case V4L2_CID_MPEG_VIDEO_HEVC_DECODE_PARAMS:
1507 		*type = V4L2_CTRL_TYPE_HEVC_DECODE_PARAMS;
1508 		break;
1509 	case V4L2_CID_UNIT_CELL_SIZE:
1510 		*type = V4L2_CTRL_TYPE_AREA;
1511 		*flags |= V4L2_CTRL_FLAG_READ_ONLY;
1512 		break;
1513 	case V4L2_CID_COLORIMETRY_HDR10_CLL_INFO:
1514 		*type = V4L2_CTRL_TYPE_HDR10_CLL_INFO;
1515 		break;
1516 	case V4L2_CID_COLORIMETRY_HDR10_MASTERING_DISPLAY:
1517 		*type = V4L2_CTRL_TYPE_HDR10_MASTERING_DISPLAY;
1518 		break;
1519 	default:
1520 		*type = V4L2_CTRL_TYPE_INTEGER;
1521 		break;
1522 	}
1523 	switch (id) {
1524 	case V4L2_CID_MPEG_AUDIO_ENCODING:
1525 	case V4L2_CID_MPEG_AUDIO_MODE:
1526 	case V4L2_CID_MPEG_VIDEO_BITRATE_MODE:
1527 	case V4L2_CID_MPEG_VIDEO_B_FRAMES:
1528 	case V4L2_CID_MPEG_STREAM_TYPE:
1529 		*flags |= V4L2_CTRL_FLAG_UPDATE;
1530 		break;
1531 	case V4L2_CID_AUDIO_VOLUME:
1532 	case V4L2_CID_AUDIO_BALANCE:
1533 	case V4L2_CID_AUDIO_BASS:
1534 	case V4L2_CID_AUDIO_TREBLE:
1535 	case V4L2_CID_BRIGHTNESS:
1536 	case V4L2_CID_CONTRAST:
1537 	case V4L2_CID_SATURATION:
1538 	case V4L2_CID_HUE:
1539 	case V4L2_CID_RED_BALANCE:
1540 	case V4L2_CID_BLUE_BALANCE:
1541 	case V4L2_CID_GAMMA:
1542 	case V4L2_CID_SHARPNESS:
1543 	case V4L2_CID_CHROMA_GAIN:
1544 	case V4L2_CID_RDS_TX_DEVIATION:
1545 	case V4L2_CID_AUDIO_LIMITER_RELEASE_TIME:
1546 	case V4L2_CID_AUDIO_LIMITER_DEVIATION:
1547 	case V4L2_CID_AUDIO_COMPRESSION_GAIN:
1548 	case V4L2_CID_AUDIO_COMPRESSION_THRESHOLD:
1549 	case V4L2_CID_AUDIO_COMPRESSION_ATTACK_TIME:
1550 	case V4L2_CID_AUDIO_COMPRESSION_RELEASE_TIME:
1551 	case V4L2_CID_PILOT_TONE_DEVIATION:
1552 	case V4L2_CID_PILOT_TONE_FREQUENCY:
1553 	case V4L2_CID_TUNE_POWER_LEVEL:
1554 	case V4L2_CID_TUNE_ANTENNA_CAPACITOR:
1555 	case V4L2_CID_RF_TUNER_RF_GAIN:
1556 	case V4L2_CID_RF_TUNER_LNA_GAIN:
1557 	case V4L2_CID_RF_TUNER_MIXER_GAIN:
1558 	case V4L2_CID_RF_TUNER_IF_GAIN:
1559 	case V4L2_CID_RF_TUNER_BANDWIDTH:
1560 	case V4L2_CID_DETECT_MD_GLOBAL_THRESHOLD:
1561 		*flags |= V4L2_CTRL_FLAG_SLIDER;
1562 		break;
1563 	case V4L2_CID_PAN_RELATIVE:
1564 	case V4L2_CID_TILT_RELATIVE:
1565 	case V4L2_CID_FOCUS_RELATIVE:
1566 	case V4L2_CID_IRIS_RELATIVE:
1567 	case V4L2_CID_ZOOM_RELATIVE:
1568 		*flags |= V4L2_CTRL_FLAG_WRITE_ONLY |
1569 			  V4L2_CTRL_FLAG_EXECUTE_ON_WRITE;
1570 		break;
1571 	case V4L2_CID_FLASH_STROBE_STATUS:
1572 	case V4L2_CID_AUTO_FOCUS_STATUS:
1573 	case V4L2_CID_FLASH_READY:
1574 	case V4L2_CID_DV_TX_HOTPLUG:
1575 	case V4L2_CID_DV_TX_RXSENSE:
1576 	case V4L2_CID_DV_TX_EDID_PRESENT:
1577 	case V4L2_CID_DV_RX_POWER_PRESENT:
1578 	case V4L2_CID_DV_RX_IT_CONTENT_TYPE:
1579 	case V4L2_CID_RDS_RX_PTY:
1580 	case V4L2_CID_RDS_RX_PS_NAME:
1581 	case V4L2_CID_RDS_RX_RADIO_TEXT:
1582 	case V4L2_CID_RDS_RX_TRAFFIC_ANNOUNCEMENT:
1583 	case V4L2_CID_RDS_RX_TRAFFIC_PROGRAM:
1584 	case V4L2_CID_RDS_RX_MUSIC_SPEECH:
1585 	case V4L2_CID_CAMERA_ORIENTATION:
1586 	case V4L2_CID_CAMERA_SENSOR_ROTATION:
1587 		*flags |= V4L2_CTRL_FLAG_READ_ONLY;
1588 		break;
1589 	case V4L2_CID_RF_TUNER_PLL_LOCK:
1590 		*flags |= V4L2_CTRL_FLAG_VOLATILE;
1591 		break;
1592 	}
1593 }
1594 EXPORT_SYMBOL(v4l2_ctrl_fill);
1595