xref: /linux/drivers/media/test-drivers/vivid/vivid-vid-common.c (revision a460513ed4b6994bfeb7bd86f72853140bc1ac12) 
1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3  * vivid-vid-common.c - common video support functions.
4  *
5  * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved.
6  */
7 
8 #include <linux/errno.h>
9 #include <linux/kernel.h>
10 #include <linux/sched.h>
11 #include <linux/videodev2.h>
12 #include <linux/v4l2-dv-timings.h>
13 #include <media/v4l2-common.h>
14 #include <media/v4l2-event.h>
15 #include <media/v4l2-dv-timings.h>
16 
17 #include "vivid-core.h"
18 #include "vivid-vid-common.h"
19 
20 const struct v4l2_dv_timings_cap vivid_dv_timings_cap = {
21 	.type = V4L2_DV_BT_656_1120,
22 	/* keep this initialization for compatibility with GCC < 4.4.6 */
23 	.reserved = { 0 },
24 	V4L2_INIT_BT_TIMINGS(16, MAX_WIDTH, 16, MAX_HEIGHT, 14000000, 775000000,
25 		V4L2_DV_BT_STD_CEA861 | V4L2_DV_BT_STD_DMT |
26 		V4L2_DV_BT_STD_CVT | V4L2_DV_BT_STD_GTF,
27 		V4L2_DV_BT_CAP_PROGRESSIVE | V4L2_DV_BT_CAP_INTERLACED)
28 };
29 
30 /* ------------------------------------------------------------------
31 	Basic structures
32    ------------------------------------------------------------------*/
33 
34 struct vivid_fmt vivid_formats[] = {
35 	{
36 		.fourcc   = V4L2_PIX_FMT_YUYV,
37 		.vdownsampling = { 1 },
38 		.bit_depth = { 16 },
39 		.color_enc = TGP_COLOR_ENC_YCBCR,
40 		.planes   = 1,
41 		.buffers = 1,
42 		.data_offset = { PLANE0_DATA_OFFSET },
43 	},
44 	{
45 		.fourcc   = V4L2_PIX_FMT_UYVY,
46 		.vdownsampling = { 1 },
47 		.bit_depth = { 16 },
48 		.color_enc = TGP_COLOR_ENC_YCBCR,
49 		.planes   = 1,
50 		.buffers = 1,
51 	},
52 	{
53 		.fourcc   = V4L2_PIX_FMT_YVYU,
54 		.vdownsampling = { 1 },
55 		.bit_depth = { 16 },
56 		.color_enc = TGP_COLOR_ENC_YCBCR,
57 		.planes   = 1,
58 		.buffers = 1,
59 	},
60 	{
61 		.fourcc   = V4L2_PIX_FMT_VYUY,
62 		.vdownsampling = { 1 },
63 		.bit_depth = { 16 },
64 		.color_enc = TGP_COLOR_ENC_YCBCR,
65 		.planes   = 1,
66 		.buffers = 1,
67 	},
68 	{
69 		.fourcc   = V4L2_PIX_FMT_YUV422P,
70 		.vdownsampling = { 1, 1, 1 },
71 		.bit_depth = { 8, 4, 4 },
72 		.color_enc = TGP_COLOR_ENC_YCBCR,
73 		.planes   = 3,
74 		.buffers = 1,
75 	},
76 	{
77 		.fourcc   = V4L2_PIX_FMT_YUV420,
78 		.vdownsampling = { 1, 2, 2 },
79 		.bit_depth = { 8, 4, 4 },
80 		.color_enc = TGP_COLOR_ENC_YCBCR,
81 		.planes   = 3,
82 		.buffers = 1,
83 	},
84 	{
85 		.fourcc   = V4L2_PIX_FMT_YVU420,
86 		.vdownsampling = { 1, 2, 2 },
87 		.bit_depth = { 8, 4, 4 },
88 		.color_enc = TGP_COLOR_ENC_YCBCR,
89 		.planes   = 3,
90 		.buffers = 1,
91 	},
92 	{
93 		.fourcc   = V4L2_PIX_FMT_NV12,
94 		.vdownsampling = { 1, 2 },
95 		.bit_depth = { 8, 8 },
96 		.color_enc = TGP_COLOR_ENC_YCBCR,
97 		.planes   = 2,
98 		.buffers = 1,
99 	},
100 	{
101 		.fourcc   = V4L2_PIX_FMT_NV21,
102 		.vdownsampling = { 1, 2 },
103 		.bit_depth = { 8, 8 },
104 		.color_enc = TGP_COLOR_ENC_YCBCR,
105 		.planes   = 2,
106 		.buffers = 1,
107 	},
108 	{
109 		.fourcc   = V4L2_PIX_FMT_NV16,
110 		.vdownsampling = { 1, 1 },
111 		.bit_depth = { 8, 8 },
112 		.color_enc = TGP_COLOR_ENC_YCBCR,
113 		.planes   = 2,
114 		.buffers = 1,
115 	},
116 	{
117 		.fourcc   = V4L2_PIX_FMT_NV61,
118 		.vdownsampling = { 1, 1 },
119 		.bit_depth = { 8, 8 },
120 		.color_enc = TGP_COLOR_ENC_YCBCR,
121 		.planes   = 2,
122 		.buffers = 1,
123 	},
124 	{
125 		.fourcc   = V4L2_PIX_FMT_NV24,
126 		.vdownsampling = { 1, 1 },
127 		.bit_depth = { 8, 16 },
128 		.color_enc = TGP_COLOR_ENC_YCBCR,
129 		.planes   = 2,
130 		.buffers = 1,
131 	},
132 	{
133 		.fourcc   = V4L2_PIX_FMT_NV42,
134 		.vdownsampling = { 1, 1 },
135 		.bit_depth = { 8, 16 },
136 		.color_enc = TGP_COLOR_ENC_YCBCR,
137 		.planes   = 2,
138 		.buffers = 1,
139 	},
140 	{
141 		.fourcc   = V4L2_PIX_FMT_YUV555, /* uuuvvvvv ayyyyyuu */
142 		.vdownsampling = { 1 },
143 		.bit_depth = { 16 },
144 		.planes   = 1,
145 		.buffers = 1,
146 		.alpha_mask = 0x8000,
147 	},
148 	{
149 		.fourcc   = V4L2_PIX_FMT_YUV565, /* uuuvvvvv yyyyyuuu */
150 		.vdownsampling = { 1 },
151 		.bit_depth = { 16 },
152 		.planes   = 1,
153 		.buffers = 1,
154 	},
155 	{
156 		.fourcc   = V4L2_PIX_FMT_YUV444, /* uuuuvvvv aaaayyyy */
157 		.vdownsampling = { 1 },
158 		.bit_depth = { 16 },
159 		.planes   = 1,
160 		.buffers = 1,
161 		.alpha_mask = 0xf000,
162 	},
163 	{
164 		.fourcc   = V4L2_PIX_FMT_YUV32, /* ayuv */
165 		.vdownsampling = { 1 },
166 		.bit_depth = { 32 },
167 		.planes   = 1,
168 		.buffers = 1,
169 		.alpha_mask = 0x000000ff,
170 	},
171 	{
172 		.fourcc   = V4L2_PIX_FMT_AYUV32,
173 		.vdownsampling = { 1 },
174 		.bit_depth = { 32 },
175 		.planes   = 1,
176 		.buffers = 1,
177 		.alpha_mask = 0x000000ff,
178 	},
179 	{
180 		.fourcc   = V4L2_PIX_FMT_XYUV32,
181 		.vdownsampling = { 1 },
182 		.bit_depth = { 32 },
183 		.planes   = 1,
184 		.buffers = 1,
185 	},
186 	{
187 		.fourcc   = V4L2_PIX_FMT_VUYA32,
188 		.vdownsampling = { 1 },
189 		.bit_depth = { 32 },
190 		.planes   = 1,
191 		.buffers = 1,
192 		.alpha_mask = 0xff000000,
193 	},
194 	{
195 		.fourcc   = V4L2_PIX_FMT_VUYX32,
196 		.vdownsampling = { 1 },
197 		.bit_depth = { 32 },
198 		.planes   = 1,
199 		.buffers = 1,
200 	},
201 	{
202 		.fourcc   = V4L2_PIX_FMT_GREY,
203 		.vdownsampling = { 1 },
204 		.bit_depth = { 8 },
205 		.color_enc = TGP_COLOR_ENC_LUMA,
206 		.planes   = 1,
207 		.buffers = 1,
208 	},
209 	{
210 		.fourcc   = V4L2_PIX_FMT_Y10,
211 		.vdownsampling = { 1 },
212 		.bit_depth = { 16 },
213 		.color_enc = TGP_COLOR_ENC_LUMA,
214 		.planes   = 1,
215 		.buffers = 1,
216 	},
217 	{
218 		.fourcc   = V4L2_PIX_FMT_Y12,
219 		.vdownsampling = { 1 },
220 		.bit_depth = { 16 },
221 		.color_enc = TGP_COLOR_ENC_LUMA,
222 		.planes   = 1,
223 		.buffers = 1,
224 	},
225 	{
226 		.fourcc   = V4L2_PIX_FMT_Y16,
227 		.vdownsampling = { 1 },
228 		.bit_depth = { 16 },
229 		.color_enc = TGP_COLOR_ENC_LUMA,
230 		.planes   = 1,
231 		.buffers = 1,
232 	},
233 	{
234 		.fourcc   = V4L2_PIX_FMT_Y16_BE,
235 		.vdownsampling = { 1 },
236 		.bit_depth = { 16 },
237 		.color_enc = TGP_COLOR_ENC_LUMA,
238 		.planes   = 1,
239 		.buffers = 1,
240 	},
241 	{
242 		.fourcc   = V4L2_PIX_FMT_RGB332, /* rrrgggbb */
243 		.vdownsampling = { 1 },
244 		.bit_depth = { 8 },
245 		.planes   = 1,
246 		.buffers = 1,
247 	},
248 	{
249 		.fourcc   = V4L2_PIX_FMT_RGB565, /* gggbbbbb rrrrrggg */
250 		.vdownsampling = { 1 },
251 		.bit_depth = { 16 },
252 		.planes   = 1,
253 		.buffers = 1,
254 		.can_do_overlay = true,
255 	},
256 	{
257 		.fourcc   = V4L2_PIX_FMT_RGB565X, /* rrrrrggg gggbbbbb */
258 		.vdownsampling = { 1 },
259 		.bit_depth = { 16 },
260 		.planes   = 1,
261 		.buffers = 1,
262 		.can_do_overlay = true,
263 	},
264 	{
265 		.fourcc   = V4L2_PIX_FMT_RGB444, /* ggggbbbb xxxxrrrr */
266 		.vdownsampling = { 1 },
267 		.bit_depth = { 16 },
268 		.planes   = 1,
269 		.buffers = 1,
270 	},
271 	{
272 		.fourcc   = V4L2_PIX_FMT_XRGB444, /* ggggbbbb xxxxrrrr */
273 		.vdownsampling = { 1 },
274 		.bit_depth = { 16 },
275 		.planes   = 1,
276 		.buffers = 1,
277 	},
278 	{
279 		.fourcc   = V4L2_PIX_FMT_ARGB444, /* ggggbbbb aaaarrrr */
280 		.vdownsampling = { 1 },
281 		.bit_depth = { 16 },
282 		.planes   = 1,
283 		.buffers = 1,
284 		.alpha_mask = 0x00f0,
285 	},
286 	{
287 		.fourcc   = V4L2_PIX_FMT_RGBX444, /* bbbbxxxx rrrrgggg */
288 		.vdownsampling = { 1 },
289 		.bit_depth = { 16 },
290 		.planes   = 1,
291 		.buffers = 1,
292 	},
293 	{
294 		.fourcc   = V4L2_PIX_FMT_RGBA444, /* bbbbaaaa rrrrgggg */
295 		.vdownsampling = { 1 },
296 		.bit_depth = { 16 },
297 		.planes   = 1,
298 		.buffers = 1,
299 		.alpha_mask = 0x00f0,
300 	},
301 	{
302 		.fourcc   = V4L2_PIX_FMT_XBGR444, /* ggggrrrr xxxxbbbb */
303 		.vdownsampling = { 1 },
304 		.bit_depth = { 16 },
305 		.planes   = 1,
306 		.buffers = 1,
307 	},
308 	{
309 		.fourcc   = V4L2_PIX_FMT_ABGR444, /* ggggrrrr aaaabbbb */
310 		.vdownsampling = { 1 },
311 		.bit_depth = { 16 },
312 		.planes   = 1,
313 		.buffers = 1,
314 		.alpha_mask = 0x00f0,
315 	},
316 	{
317 		.fourcc   = V4L2_PIX_FMT_BGRX444, /* rrrrxxxx bbbbgggg */
318 		.vdownsampling = { 1 },
319 		.bit_depth = { 16 },
320 		.planes   = 1,
321 		.buffers = 1,
322 	},
323 	{
324 		.fourcc   = V4L2_PIX_FMT_BGRA444, /* rrrraaaa bbbbgggg  */
325 		.vdownsampling = { 1 },
326 		.bit_depth = { 16 },
327 		.planes   = 1,
328 		.buffers = 1,
329 		.alpha_mask = 0x00f0,
330 	},
331 	{
332 		.fourcc   = V4L2_PIX_FMT_RGB555, /* gggbbbbb xrrrrrgg */
333 		.vdownsampling = { 1 },
334 		.bit_depth = { 16 },
335 		.planes   = 1,
336 		.buffers = 1,
337 		.can_do_overlay = true,
338 	},
339 	{
340 		.fourcc   = V4L2_PIX_FMT_XRGB555, /* gggbbbbb xrrrrrgg */
341 		.vdownsampling = { 1 },
342 		.bit_depth = { 16 },
343 		.planes   = 1,
344 		.buffers = 1,
345 		.can_do_overlay = true,
346 	},
347 	{
348 		.fourcc   = V4L2_PIX_FMT_ARGB555, /* gggbbbbb arrrrrgg */
349 		.vdownsampling = { 1 },
350 		.bit_depth = { 16 },
351 		.planes   = 1,
352 		.buffers = 1,
353 		.can_do_overlay = true,
354 		.alpha_mask = 0x8000,
355 	},
356 	{
357 		.fourcc   = V4L2_PIX_FMT_RGBX555, /* ggbbbbbx rrrrrggg */
358 		.vdownsampling = { 1 },
359 		.bit_depth = { 16 },
360 		.planes   = 1,
361 		.buffers = 1,
362 		.can_do_overlay = true,
363 	},
364 	{
365 		.fourcc   = V4L2_PIX_FMT_RGBA555, /* ggbbbbba rrrrrggg */
366 		.vdownsampling = { 1 },
367 		.bit_depth = { 16 },
368 		.planes   = 1,
369 		.buffers = 1,
370 		.can_do_overlay = true,
371 		.alpha_mask = 0x8000,
372 	},
373 	{
374 		.fourcc   = V4L2_PIX_FMT_XBGR555, /* gggrrrrr xbbbbbgg */
375 		.vdownsampling = { 1 },
376 		.bit_depth = { 16 },
377 		.planes   = 1,
378 		.buffers = 1,
379 		.can_do_overlay = true,
380 	},
381 	{
382 		.fourcc   = V4L2_PIX_FMT_ABGR555, /* gggrrrrr abbbbbgg */
383 		.vdownsampling = { 1 },
384 		.bit_depth = { 16 },
385 		.planes   = 1,
386 		.buffers = 1,
387 		.can_do_overlay = true,
388 		.alpha_mask = 0x8000,
389 	},
390 	{
391 		.fourcc   = V4L2_PIX_FMT_BGRX555, /* ggrrrrrx bbbbbggg */
392 		.vdownsampling = { 1 },
393 		.bit_depth = { 16 },
394 		.planes   = 1,
395 		.buffers = 1,
396 		.can_do_overlay = true,
397 	},
398 	{
399 		.fourcc   = V4L2_PIX_FMT_BGRA555, /* ggrrrrra bbbbbggg */
400 		.vdownsampling = { 1 },
401 		.bit_depth = { 16 },
402 		.planes   = 1,
403 		.buffers = 1,
404 		.can_do_overlay = true,
405 		.alpha_mask = 0x8000,
406 	},
407 	{
408 		.fourcc   = V4L2_PIX_FMT_RGB555X, /* xrrrrrgg gggbbbbb */
409 		.vdownsampling = { 1 },
410 		.bit_depth = { 16 },
411 		.planes   = 1,
412 		.buffers = 1,
413 	},
414 	{
415 		.fourcc   = V4L2_PIX_FMT_XRGB555X, /* xrrrrrgg gggbbbbb */
416 		.vdownsampling = { 1 },
417 		.bit_depth = { 16 },
418 		.planes   = 1,
419 		.buffers = 1,
420 	},
421 	{
422 		.fourcc   = V4L2_PIX_FMT_ARGB555X, /* arrrrrgg gggbbbbb */
423 		.vdownsampling = { 1 },
424 		.bit_depth = { 16 },
425 		.planes   = 1,
426 		.buffers = 1,
427 		.alpha_mask = 0x0080,
428 	},
429 	{
430 		.fourcc   = V4L2_PIX_FMT_RGB24, /* rgb */
431 		.vdownsampling = { 1 },
432 		.bit_depth = { 24 },
433 		.planes   = 1,
434 		.buffers = 1,
435 	},
436 	{
437 		.fourcc   = V4L2_PIX_FMT_BGR24, /* bgr */
438 		.vdownsampling = { 1 },
439 		.bit_depth = { 24 },
440 		.planes   = 1,
441 		.buffers = 1,
442 	},
443 	{
444 		.fourcc   = V4L2_PIX_FMT_BGR666, /* bbbbbbgg ggggrrrr rrxxxxxx */
445 		.vdownsampling = { 1 },
446 		.bit_depth = { 32 },
447 		.planes   = 1,
448 		.buffers = 1,
449 	},
450 	{
451 		.fourcc   = V4L2_PIX_FMT_RGB32, /* xrgb */
452 		.vdownsampling = { 1 },
453 		.bit_depth = { 32 },
454 		.planes   = 1,
455 		.buffers = 1,
456 	},
457 	{
458 		.fourcc   = V4L2_PIX_FMT_BGR32, /* bgrx */
459 		.vdownsampling = { 1 },
460 		.bit_depth = { 32 },
461 		.planes   = 1,
462 		.buffers = 1,
463 	},
464 	{
465 		.fourcc   = V4L2_PIX_FMT_XRGB32, /* xrgb */
466 		.vdownsampling = { 1 },
467 		.bit_depth = { 32 },
468 		.planes   = 1,
469 		.buffers = 1,
470 	},
471 	{
472 		.fourcc   = V4L2_PIX_FMT_XBGR32, /* bgrx */
473 		.vdownsampling = { 1 },
474 		.bit_depth = { 32 },
475 		.planes   = 1,
476 		.buffers = 1,
477 	},
478 	{
479 		.fourcc   = V4L2_PIX_FMT_ARGB32, /* argb */
480 		.vdownsampling = { 1 },
481 		.bit_depth = { 32 },
482 		.planes   = 1,
483 		.buffers = 1,
484 		.alpha_mask = 0x000000ff,
485 	},
486 	{
487 		.fourcc   = V4L2_PIX_FMT_ABGR32, /* bgra */
488 		.vdownsampling = { 1 },
489 		.bit_depth = { 32 },
490 		.planes   = 1,
491 		.buffers = 1,
492 		.alpha_mask = 0xff000000,
493 	},
494 	{
495 		.fourcc   = V4L2_PIX_FMT_RGBX32, /* rgbx */
496 		.vdownsampling = { 1 },
497 		.bit_depth = { 32 },
498 		.planes   = 1,
499 		.buffers = 1,
500 	},
501 	{
502 		.fourcc   = V4L2_PIX_FMT_BGRX32, /* xbgr */
503 		.vdownsampling = { 1 },
504 		.bit_depth = { 32 },
505 		.planes   = 1,
506 		.buffers = 1,
507 	},
508 	{
509 		.fourcc   = V4L2_PIX_FMT_RGBA32, /* rgba */
510 		.vdownsampling = { 1 },
511 		.bit_depth = { 32 },
512 		.planes   = 1,
513 		.buffers = 1,
514 		.alpha_mask = 0x000000ff,
515 	},
516 	{
517 		.fourcc   = V4L2_PIX_FMT_BGRA32, /* abgr */
518 		.vdownsampling = { 1 },
519 		.bit_depth = { 32 },
520 		.planes   = 1,
521 		.buffers = 1,
522 		.alpha_mask = 0xff000000,
523 	},
524 	{
525 		.fourcc   = V4L2_PIX_FMT_SBGGR8, /* Bayer BG/GR */
526 		.vdownsampling = { 1 },
527 		.bit_depth = { 8 },
528 		.planes   = 1,
529 		.buffers = 1,
530 	},
531 	{
532 		.fourcc   = V4L2_PIX_FMT_SGBRG8, /* Bayer GB/RG */
533 		.vdownsampling = { 1 },
534 		.bit_depth = { 8 },
535 		.planes   = 1,
536 		.buffers = 1,
537 	},
538 	{
539 		.fourcc   = V4L2_PIX_FMT_SGRBG8, /* Bayer GR/BG */
540 		.vdownsampling = { 1 },
541 		.bit_depth = { 8 },
542 		.planes   = 1,
543 		.buffers = 1,
544 	},
545 	{
546 		.fourcc   = V4L2_PIX_FMT_SRGGB8, /* Bayer RG/GB */
547 		.vdownsampling = { 1 },
548 		.bit_depth = { 8 },
549 		.planes   = 1,
550 		.buffers = 1,
551 	},
552 	{
553 		.fourcc   = V4L2_PIX_FMT_SBGGR10, /* Bayer BG/GR */
554 		.vdownsampling = { 1 },
555 		.bit_depth = { 16 },
556 		.planes   = 1,
557 		.buffers = 1,
558 	},
559 	{
560 		.fourcc   = V4L2_PIX_FMT_SGBRG10, /* Bayer GB/RG */
561 		.vdownsampling = { 1 },
562 		.bit_depth = { 16 },
563 		.planes   = 1,
564 		.buffers = 1,
565 	},
566 	{
567 		.fourcc   = V4L2_PIX_FMT_SGRBG10, /* Bayer GR/BG */
568 		.vdownsampling = { 1 },
569 		.bit_depth = { 16 },
570 		.planes   = 1,
571 		.buffers = 1,
572 	},
573 	{
574 		.fourcc   = V4L2_PIX_FMT_SRGGB10, /* Bayer RG/GB */
575 		.vdownsampling = { 1 },
576 		.bit_depth = { 16 },
577 		.planes   = 1,
578 		.buffers = 1,
579 	},
580 	{
581 		.fourcc   = V4L2_PIX_FMT_SBGGR12, /* Bayer BG/GR */
582 		.vdownsampling = { 1 },
583 		.bit_depth = { 16 },
584 		.planes   = 1,
585 		.buffers = 1,
586 	},
587 	{
588 		.fourcc   = V4L2_PIX_FMT_SGBRG12, /* Bayer GB/RG */
589 		.vdownsampling = { 1 },
590 		.bit_depth = { 16 },
591 		.planes   = 1,
592 		.buffers = 1,
593 	},
594 	{
595 		.fourcc   = V4L2_PIX_FMT_SGRBG12, /* Bayer GR/BG */
596 		.vdownsampling = { 1 },
597 		.bit_depth = { 16 },
598 		.planes   = 1,
599 		.buffers = 1,
600 	},
601 	{
602 		.fourcc   = V4L2_PIX_FMT_SRGGB12, /* Bayer RG/GB */
603 		.vdownsampling = { 1 },
604 		.bit_depth = { 16 },
605 		.planes   = 1,
606 		.buffers = 1,
607 	},
608 	{
609 		.fourcc   = V4L2_PIX_FMT_SBGGR16, /* Bayer BG/GR */
610 		.vdownsampling = { 1 },
611 		.bit_depth = { 16 },
612 		.planes   = 1,
613 		.buffers = 1,
614 	},
615 	{
616 		.fourcc   = V4L2_PIX_FMT_SGBRG16, /* Bayer GB/RG */
617 		.vdownsampling = { 1 },
618 		.bit_depth = { 16 },
619 		.planes   = 1,
620 		.buffers = 1,
621 	},
622 	{
623 		.fourcc   = V4L2_PIX_FMT_SGRBG16, /* Bayer GR/BG */
624 		.vdownsampling = { 1 },
625 		.bit_depth = { 16 },
626 		.planes   = 1,
627 		.buffers = 1,
628 	},
629 	{
630 		.fourcc   = V4L2_PIX_FMT_SRGGB16, /* Bayer RG/GB */
631 		.vdownsampling = { 1 },
632 		.bit_depth = { 16 },
633 		.planes   = 1,
634 		.buffers = 1,
635 	},
636 	{
637 		.fourcc   = V4L2_PIX_FMT_HSV24, /* HSV 24bits */
638 		.color_enc = TGP_COLOR_ENC_HSV,
639 		.vdownsampling = { 1 },
640 		.bit_depth = { 24 },
641 		.planes   = 1,
642 		.buffers = 1,
643 	},
644 	{
645 		.fourcc   = V4L2_PIX_FMT_HSV32, /* HSV 32bits */
646 		.color_enc = TGP_COLOR_ENC_HSV,
647 		.vdownsampling = { 1 },
648 		.bit_depth = { 32 },
649 		.planes   = 1,
650 		.buffers = 1,
651 	},
652 
653 	/* Multiplanar formats */
654 
655 	{
656 		.fourcc   = V4L2_PIX_FMT_NV16M,
657 		.vdownsampling = { 1, 1 },
658 		.bit_depth = { 8, 8 },
659 		.color_enc = TGP_COLOR_ENC_YCBCR,
660 		.planes   = 2,
661 		.buffers = 2,
662 		.data_offset = { PLANE0_DATA_OFFSET, 0 },
663 	},
664 	{
665 		.fourcc   = V4L2_PIX_FMT_NV61M,
666 		.vdownsampling = { 1, 1 },
667 		.bit_depth = { 8, 8 },
668 		.color_enc = TGP_COLOR_ENC_YCBCR,
669 		.planes   = 2,
670 		.buffers = 2,
671 		.data_offset = { 0, PLANE0_DATA_OFFSET },
672 	},
673 	{
674 		.fourcc   = V4L2_PIX_FMT_YUV420M,
675 		.vdownsampling = { 1, 2, 2 },
676 		.bit_depth = { 8, 4, 4 },
677 		.color_enc = TGP_COLOR_ENC_YCBCR,
678 		.planes   = 3,
679 		.buffers = 3,
680 	},
681 	{
682 		.fourcc   = V4L2_PIX_FMT_YVU420M,
683 		.vdownsampling = { 1, 2, 2 },
684 		.bit_depth = { 8, 4, 4 },
685 		.color_enc = TGP_COLOR_ENC_YCBCR,
686 		.planes   = 3,
687 		.buffers = 3,
688 	},
689 	{
690 		.fourcc   = V4L2_PIX_FMT_NV12M,
691 		.vdownsampling = { 1, 2 },
692 		.bit_depth = { 8, 8 },
693 		.color_enc = TGP_COLOR_ENC_YCBCR,
694 		.planes   = 2,
695 		.buffers = 2,
696 	},
697 	{
698 		.fourcc   = V4L2_PIX_FMT_NV21M,
699 		.vdownsampling = { 1, 2 },
700 		.bit_depth = { 8, 8 },
701 		.color_enc = TGP_COLOR_ENC_YCBCR,
702 		.planes   = 2,
703 		.buffers = 2,
704 	},
705 	{
706 		.fourcc   = V4L2_PIX_FMT_YUV422M,
707 		.vdownsampling = { 1, 1, 1 },
708 		.bit_depth = { 8, 4, 4 },
709 		.color_enc = TGP_COLOR_ENC_YCBCR,
710 		.planes   = 3,
711 		.buffers = 3,
712 	},
713 	{
714 		.fourcc   = V4L2_PIX_FMT_YVU422M,
715 		.vdownsampling = { 1, 1, 1 },
716 		.bit_depth = { 8, 4, 4 },
717 		.color_enc = TGP_COLOR_ENC_YCBCR,
718 		.planes   = 3,
719 		.buffers = 3,
720 	},
721 	{
722 		.fourcc   = V4L2_PIX_FMT_YUV444M,
723 		.vdownsampling = { 1, 1, 1 },
724 		.bit_depth = { 8, 8, 8 },
725 		.color_enc = TGP_COLOR_ENC_YCBCR,
726 		.planes   = 3,
727 		.buffers = 3,
728 	},
729 	{
730 		.fourcc   = V4L2_PIX_FMT_YVU444M,
731 		.vdownsampling = { 1, 1, 1 },
732 		.bit_depth = { 8, 8, 8 },
733 		.color_enc = TGP_COLOR_ENC_YCBCR,
734 		.planes   = 3,
735 		.buffers = 3,
736 	},
737 };
738 
739 /* There are this many multiplanar formats in the list */
740 #define VIVID_MPLANAR_FORMATS 10
741 
742 const struct vivid_fmt *vivid_get_format(struct vivid_dev *dev, u32 pixelformat)
743 {
744 	const struct vivid_fmt *fmt;
745 	unsigned k;
746 
747 	for (k = 0; k < ARRAY_SIZE(vivid_formats); k++) {
748 		fmt = &vivid_formats[k];
749 		if (fmt->fourcc == pixelformat)
750 			if (fmt->buffers == 1 || dev->multiplanar)
751 				return fmt;
752 	}
753 
754 	return NULL;
755 }
756 
757 bool vivid_vid_can_loop(struct vivid_dev *dev)
758 {
759 	if (dev->src_rect.width != dev->sink_rect.width ||
760 	    dev->src_rect.height != dev->sink_rect.height)
761 		return false;
762 	if (dev->fmt_cap->fourcc != dev->fmt_out->fourcc)
763 		return false;
764 	if (dev->field_cap != dev->field_out)
765 		return false;
766 	/*
767 	 * While this can be supported, it is just too much work
768 	 * to actually implement.
769 	 */
770 	if (dev->field_cap == V4L2_FIELD_SEQ_TB ||
771 	    dev->field_cap == V4L2_FIELD_SEQ_BT)
772 		return false;
773 	if (vivid_is_svid_cap(dev) && vivid_is_svid_out(dev)) {
774 		if (!(dev->std_cap[dev->input] & V4L2_STD_525_60) !=
775 		    !(dev->std_out & V4L2_STD_525_60))
776 			return false;
777 		return true;
778 	}
779 	if (vivid_is_hdmi_cap(dev) && vivid_is_hdmi_out(dev))
780 		return true;
781 	return false;
782 }
783 
784 void vivid_send_source_change(struct vivid_dev *dev, unsigned type)
785 {
786 	struct v4l2_event ev = {
787 		.type = V4L2_EVENT_SOURCE_CHANGE,
788 		.u.src_change.changes = V4L2_EVENT_SRC_CH_RESOLUTION,
789 	};
790 	unsigned i;
791 
792 	for (i = 0; i < dev->num_inputs; i++) {
793 		ev.id = i;
794 		if (dev->input_type[i] == type) {
795 			if (video_is_registered(&dev->vid_cap_dev) && dev->has_vid_cap)
796 				v4l2_event_queue(&dev->vid_cap_dev, &ev);
797 			if (video_is_registered(&dev->vbi_cap_dev) && dev->has_vbi_cap)
798 				v4l2_event_queue(&dev->vbi_cap_dev, &ev);
799 		}
800 	}
801 }
802 
803 /*
804  * Conversion function that converts a single-planar format to a
805  * single-plane multiplanar format.
806  */
807 void fmt_sp2mp(const struct v4l2_format *sp_fmt, struct v4l2_format *mp_fmt)
808 {
809 	struct v4l2_pix_format_mplane *mp = &mp_fmt->fmt.pix_mp;
810 	struct v4l2_plane_pix_format *ppix = &mp->plane_fmt[0];
811 	const struct v4l2_pix_format *pix = &sp_fmt->fmt.pix;
812 	bool is_out = sp_fmt->type == V4L2_BUF_TYPE_VIDEO_OUTPUT;
813 
814 	memset(mp->reserved, 0, sizeof(mp->reserved));
815 	mp_fmt->type = is_out ? V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE :
816 			   V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE;
817 	mp->width = pix->width;
818 	mp->height = pix->height;
819 	mp->pixelformat = pix->pixelformat;
820 	mp->field = pix->field;
821 	mp->colorspace = pix->colorspace;
822 	mp->xfer_func = pix->xfer_func;
823 	/* Also copies hsv_enc */
824 	mp->ycbcr_enc = pix->ycbcr_enc;
825 	mp->quantization = pix->quantization;
826 	mp->num_planes = 1;
827 	mp->flags = pix->flags;
828 	ppix->sizeimage = pix->sizeimage;
829 	ppix->bytesperline = pix->bytesperline;
830 	memset(ppix->reserved, 0, sizeof(ppix->reserved));
831 }
832 
833 int fmt_sp2mp_func(struct file *file, void *priv,
834 		struct v4l2_format *f, fmtfunc func)
835 {
836 	struct v4l2_format fmt;
837 	struct v4l2_pix_format_mplane *mp = &fmt.fmt.pix_mp;
838 	struct v4l2_plane_pix_format *ppix = &mp->plane_fmt[0];
839 	struct v4l2_pix_format *pix = &f->fmt.pix;
840 	int ret;
841 
842 	/* Converts to a mplane format */
843 	fmt_sp2mp(f, &fmt);
844 	/* Passes it to the generic mplane format function */
845 	ret = func(file, priv, &fmt);
846 	/* Copies back the mplane data to the single plane format */
847 	pix->width = mp->width;
848 	pix->height = mp->height;
849 	pix->pixelformat = mp->pixelformat;
850 	pix->field = mp->field;
851 	pix->colorspace = mp->colorspace;
852 	pix->xfer_func = mp->xfer_func;
853 	/* Also copies hsv_enc */
854 	pix->ycbcr_enc = mp->ycbcr_enc;
855 	pix->quantization = mp->quantization;
856 	pix->sizeimage = ppix->sizeimage;
857 	pix->bytesperline = ppix->bytesperline;
858 	pix->flags = mp->flags;
859 	return ret;
860 }
861 
862 int vivid_vid_adjust_sel(unsigned flags, struct v4l2_rect *r)
863 {
864 	unsigned w = r->width;
865 	unsigned h = r->height;
866 
867 	/* sanitize w and h in case someone passes ~0 as the value */
868 	w &= 0xffff;
869 	h &= 0xffff;
870 	if (!(flags & V4L2_SEL_FLAG_LE)) {
871 		w++;
872 		h++;
873 		if (w < 2)
874 			w = 2;
875 		if (h < 2)
876 			h = 2;
877 	}
878 	if (!(flags & V4L2_SEL_FLAG_GE)) {
879 		if (w > MAX_WIDTH)
880 			w = MAX_WIDTH;
881 		if (h > MAX_HEIGHT)
882 			h = MAX_HEIGHT;
883 	}
884 	w = w & ~1;
885 	h = h & ~1;
886 	if (w < 2 || h < 2)
887 		return -ERANGE;
888 	if (w > MAX_WIDTH || h > MAX_HEIGHT)
889 		return -ERANGE;
890 	if (r->top < 0)
891 		r->top = 0;
892 	if (r->left < 0)
893 		r->left = 0;
894 	/* sanitize left and top in case someone passes ~0 as the value */
895 	r->left &= 0xfffe;
896 	r->top &= 0xfffe;
897 	if (r->left + w > MAX_WIDTH)
898 		r->left = MAX_WIDTH - w;
899 	if (r->top + h > MAX_HEIGHT)
900 		r->top = MAX_HEIGHT - h;
901 	if ((flags & (V4L2_SEL_FLAG_GE | V4L2_SEL_FLAG_LE)) ==
902 			(V4L2_SEL_FLAG_GE | V4L2_SEL_FLAG_LE) &&
903 	    (r->width != w || r->height != h))
904 		return -ERANGE;
905 	r->width = w;
906 	r->height = h;
907 	return 0;
908 }
909 
910 int vivid_enum_fmt_vid(struct file *file, void  *priv,
911 					struct v4l2_fmtdesc *f)
912 {
913 	struct vivid_dev *dev = video_drvdata(file);
914 	const struct vivid_fmt *fmt;
915 
916 	if (f->index >= ARRAY_SIZE(vivid_formats) -
917 	    (dev->multiplanar ? 0 : VIVID_MPLANAR_FORMATS))
918 		return -EINVAL;
919 
920 	fmt = &vivid_formats[f->index];
921 
922 	f->pixelformat = fmt->fourcc;
923 
924 	if (f->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
925 	    f->type != V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
926 		return 0;
927 	/*
928 	 * For capture devices, we support the CSC API.
929 	 * We allow userspace to:
930 	 * 1. set the colorspace
931 	 * 2. set the xfer_func
932 	 * 3. set the ycbcr_enc on YUV formats
933 	 * 4. set the hsv_enc on HSV formats
934 	 * 5. set the quantization on YUV and RGB formats
935 	 */
936 	f->flags |= V4L2_FMT_FLAG_CSC_COLORSPACE;
937 	f->flags |= V4L2_FMT_FLAG_CSC_XFER_FUNC;
938 
939 	if (fmt->color_enc == TGP_COLOR_ENC_YCBCR) {
940 		f->flags |= V4L2_FMT_FLAG_CSC_YCBCR_ENC;
941 		f->flags |= V4L2_FMT_FLAG_CSC_QUANTIZATION;
942 	} else if (fmt->color_enc == TGP_COLOR_ENC_HSV) {
943 		f->flags |= V4L2_FMT_FLAG_CSC_HSV_ENC;
944 	} else if (fmt->color_enc == TGP_COLOR_ENC_RGB) {
945 		f->flags |= V4L2_FMT_FLAG_CSC_QUANTIZATION;
946 	}
947 
948 	return 0;
949 }
950 
951 int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *id)
952 {
953 	struct vivid_dev *dev = video_drvdata(file);
954 	struct video_device *vdev = video_devdata(file);
955 
956 	if (vdev->vfl_dir == VFL_DIR_RX) {
957 		if (!vivid_is_sdtv_cap(dev))
958 			return -ENODATA;
959 		*id = dev->std_cap[dev->input];
960 	} else {
961 		if (!vivid_is_svid_out(dev))
962 			return -ENODATA;
963 		*id = dev->std_out;
964 	}
965 	return 0;
966 }
967 
968 int vidioc_g_dv_timings(struct file *file, void *_fh,
969 				    struct v4l2_dv_timings *timings)
970 {
971 	struct vivid_dev *dev = video_drvdata(file);
972 	struct video_device *vdev = video_devdata(file);
973 
974 	if (vdev->vfl_dir == VFL_DIR_RX) {
975 		if (!vivid_is_hdmi_cap(dev))
976 			return -ENODATA;
977 		*timings = dev->dv_timings_cap[dev->input];
978 	} else {
979 		if (!vivid_is_hdmi_out(dev))
980 			return -ENODATA;
981 		*timings = dev->dv_timings_out;
982 	}
983 	return 0;
984 }
985 
986 int vidioc_enum_dv_timings(struct file *file, void *_fh,
987 				    struct v4l2_enum_dv_timings *timings)
988 {
989 	struct vivid_dev *dev = video_drvdata(file);
990 	struct video_device *vdev = video_devdata(file);
991 
992 	if (vdev->vfl_dir == VFL_DIR_RX) {
993 		if (!vivid_is_hdmi_cap(dev))
994 			return -ENODATA;
995 	} else {
996 		if (!vivid_is_hdmi_out(dev))
997 			return -ENODATA;
998 	}
999 	return v4l2_enum_dv_timings_cap(timings, &vivid_dv_timings_cap,
1000 			NULL, NULL);
1001 }
1002 
1003 int vidioc_dv_timings_cap(struct file *file, void *_fh,
1004 				    struct v4l2_dv_timings_cap *cap)
1005 {
1006 	struct vivid_dev *dev = video_drvdata(file);
1007 	struct video_device *vdev = video_devdata(file);
1008 
1009 	if (vdev->vfl_dir == VFL_DIR_RX) {
1010 		if (!vivid_is_hdmi_cap(dev))
1011 			return -ENODATA;
1012 	} else {
1013 		if (!vivid_is_hdmi_out(dev))
1014 			return -ENODATA;
1015 	}
1016 	*cap = vivid_dv_timings_cap;
1017 	return 0;
1018 }
1019 
1020 int vidioc_g_edid(struct file *file, void *_fh,
1021 			 struct v4l2_edid *edid)
1022 {
1023 	struct vivid_dev *dev = video_drvdata(file);
1024 	struct video_device *vdev = video_devdata(file);
1025 	struct cec_adapter *adap;
1026 
1027 	memset(edid->reserved, 0, sizeof(edid->reserved));
1028 	if (vdev->vfl_dir == VFL_DIR_RX) {
1029 		if (edid->pad >= dev->num_inputs)
1030 			return -EINVAL;
1031 		if (dev->input_type[edid->pad] != HDMI)
1032 			return -EINVAL;
1033 		adap = dev->cec_rx_adap;
1034 	} else {
1035 		unsigned int bus_idx;
1036 
1037 		if (edid->pad >= dev->num_outputs)
1038 			return -EINVAL;
1039 		if (dev->output_type[edid->pad] != HDMI)
1040 			return -EINVAL;
1041 		if (!dev->display_present[edid->pad])
1042 			return -ENODATA;
1043 		bus_idx = dev->cec_output2bus_map[edid->pad];
1044 		adap = dev->cec_tx_adap[bus_idx];
1045 	}
1046 	if (edid->start_block == 0 && edid->blocks == 0) {
1047 		edid->blocks = dev->edid_blocks;
1048 		return 0;
1049 	}
1050 	if (dev->edid_blocks == 0)
1051 		return -ENODATA;
1052 	if (edid->start_block >= dev->edid_blocks)
1053 		return -EINVAL;
1054 	if (edid->blocks > dev->edid_blocks - edid->start_block)
1055 		edid->blocks = dev->edid_blocks - edid->start_block;
1056 	if (adap)
1057 		v4l2_set_edid_phys_addr(dev->edid, dev->edid_blocks * 128, adap->phys_addr);
1058 	memcpy(edid->edid, dev->edid + edid->start_block * 128, edid->blocks * 128);
1059 	return 0;
1060 }
1061