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ef834f78 HV |
1 | /* |
2 | * vivid-vid-common.c - common video support functions. | |
3 | * | |
4 | * Copyright 2014 Cisco Systems, Inc. and/or its affiliates. All rights reserved. | |
5 | * | |
6 | * This program is free software; you may redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; version 2 of the License. | |
9 | * | |
10 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | |
11 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | |
12 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
13 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS | |
14 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN | |
15 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | |
16 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
17 | * SOFTWARE. | |
18 | */ | |
19 | ||
20 | #include <linux/errno.h> | |
21 | #include <linux/kernel.h> | |
22 | #include <linux/sched.h> | |
23 | #include <linux/videodev2.h> | |
24 | #include <linux/v4l2-dv-timings.h> | |
25 | #include <media/v4l2-common.h> | |
26 | #include <media/v4l2-event.h> | |
27 | #include <media/v4l2-dv-timings.h> | |
28 | ||
29 | #include "vivid-core.h" | |
30 | #include "vivid-vid-common.h" | |
31 | ||
32 | const struct v4l2_dv_timings_cap vivid_dv_timings_cap = { | |
33 | .type = V4L2_DV_BT_656_1120, | |
34 | /* keep this initialization for compatibility with GCC < 4.4.6 */ | |
35 | .reserved = { 0 }, | |
29103668 PL |
36 | V4L2_INIT_BT_TIMINGS(0, MAX_WIDTH, 0, MAX_HEIGHT, 14000000, 775000000, |
37 | V4L2_DV_BT_STD_CEA861 | V4L2_DV_BT_STD_DMT | | |
38 | V4L2_DV_BT_STD_CVT | V4L2_DV_BT_STD_GTF, | |
ef834f78 HV |
39 | V4L2_DV_BT_CAP_PROGRESSIVE | V4L2_DV_BT_CAP_INTERLACED) |
40 | }; | |
41 | ||
42 | /* ------------------------------------------------------------------ | |
43 | Basic structures | |
44 | ------------------------------------------------------------------*/ | |
45 | ||
46 | struct vivid_fmt vivid_formats[] = { | |
47 | { | |
ef834f78 | 48 | .fourcc = V4L2_PIX_FMT_YUYV, |
96c76efa HV |
49 | .vdownsampling = { 1 }, |
50 | .bit_depth = { 16 }, | |
ef834f78 HV |
51 | .is_yuv = true, |
52 | .planes = 1, | |
96c76efa | 53 | .buffers = 1, |
b521c375 | 54 | .data_offset = { PLANE0_DATA_OFFSET }, |
ef834f78 HV |
55 | }, |
56 | { | |
ef834f78 | 57 | .fourcc = V4L2_PIX_FMT_UYVY, |
96c76efa HV |
58 | .vdownsampling = { 1 }, |
59 | .bit_depth = { 16 }, | |
ef834f78 HV |
60 | .is_yuv = true, |
61 | .planes = 1, | |
96c76efa | 62 | .buffers = 1, |
ef834f78 HV |
63 | }, |
64 | { | |
ef834f78 | 65 | .fourcc = V4L2_PIX_FMT_YVYU, |
96c76efa HV |
66 | .vdownsampling = { 1 }, |
67 | .bit_depth = { 16 }, | |
ef834f78 HV |
68 | .is_yuv = true, |
69 | .planes = 1, | |
96c76efa | 70 | .buffers = 1, |
ef834f78 HV |
71 | }, |
72 | { | |
ef834f78 | 73 | .fourcc = V4L2_PIX_FMT_VYUY, |
96c76efa HV |
74 | .vdownsampling = { 1 }, |
75 | .bit_depth = { 16 }, | |
ef834f78 HV |
76 | .is_yuv = true, |
77 | .planes = 1, | |
96c76efa | 78 | .buffers = 1, |
ef834f78 | 79 | }, |
b521c375 | 80 | { |
b521c375 HV |
81 | .fourcc = V4L2_PIX_FMT_YUV422P, |
82 | .vdownsampling = { 1, 1, 1 }, | |
83 | .bit_depth = { 8, 4, 4 }, | |
84 | .is_yuv = true, | |
85 | .planes = 3, | |
86 | .buffers = 1, | |
87 | }, | |
88 | { | |
b521c375 HV |
89 | .fourcc = V4L2_PIX_FMT_YUV420, |
90 | .vdownsampling = { 1, 2, 2 }, | |
91 | .bit_depth = { 8, 4, 4 }, | |
92 | .is_yuv = true, | |
93 | .planes = 3, | |
94 | .buffers = 1, | |
95 | }, | |
96 | { | |
b521c375 HV |
97 | .fourcc = V4L2_PIX_FMT_YVU420, |
98 | .vdownsampling = { 1, 2, 2 }, | |
99 | .bit_depth = { 8, 4, 4 }, | |
100 | .is_yuv = true, | |
101 | .planes = 3, | |
102 | .buffers = 1, | |
103 | }, | |
104 | { | |
b521c375 HV |
105 | .fourcc = V4L2_PIX_FMT_NV12, |
106 | .vdownsampling = { 1, 2 }, | |
107 | .bit_depth = { 8, 8 }, | |
108 | .is_yuv = true, | |
109 | .planes = 2, | |
110 | .buffers = 1, | |
111 | }, | |
112 | { | |
b521c375 HV |
113 | .fourcc = V4L2_PIX_FMT_NV21, |
114 | .vdownsampling = { 1, 2 }, | |
115 | .bit_depth = { 8, 8 }, | |
116 | .is_yuv = true, | |
117 | .planes = 2, | |
118 | .buffers = 1, | |
119 | }, | |
120 | { | |
b521c375 HV |
121 | .fourcc = V4L2_PIX_FMT_NV16, |
122 | .vdownsampling = { 1, 1 }, | |
123 | .bit_depth = { 8, 8 }, | |
124 | .is_yuv = true, | |
125 | .planes = 2, | |
126 | .buffers = 1, | |
127 | }, | |
128 | { | |
b521c375 HV |
129 | .fourcc = V4L2_PIX_FMT_NV61, |
130 | .vdownsampling = { 1, 1 }, | |
131 | .bit_depth = { 8, 8 }, | |
132 | .is_yuv = true, | |
133 | .planes = 2, | |
134 | .buffers = 1, | |
135 | }, | |
dde72bd7 | 136 | { |
dde72bd7 HV |
137 | .fourcc = V4L2_PIX_FMT_NV24, |
138 | .vdownsampling = { 1, 1 }, | |
139 | .bit_depth = { 8, 16 }, | |
140 | .is_yuv = true, | |
141 | .planes = 2, | |
142 | .buffers = 1, | |
143 | }, | |
144 | { | |
dde72bd7 HV |
145 | .fourcc = V4L2_PIX_FMT_NV42, |
146 | .vdownsampling = { 1, 1 }, | |
147 | .bit_depth = { 8, 16 }, | |
148 | .is_yuv = true, | |
149 | .planes = 2, | |
150 | .buffers = 1, | |
151 | }, | |
628821c8 | 152 | { |
628821c8 HV |
153 | .fourcc = V4L2_PIX_FMT_YUV555, /* uuuvvvvv ayyyyyuu */ |
154 | .vdownsampling = { 1 }, | |
155 | .bit_depth = { 16 }, | |
156 | .planes = 1, | |
157 | .buffers = 1, | |
158 | .alpha_mask = 0x8000, | |
159 | }, | |
160 | { | |
628821c8 HV |
161 | .fourcc = V4L2_PIX_FMT_YUV565, /* uuuvvvvv yyyyyuuu */ |
162 | .vdownsampling = { 1 }, | |
163 | .bit_depth = { 16 }, | |
164 | .planes = 1, | |
165 | .buffers = 1, | |
166 | }, | |
167 | { | |
628821c8 HV |
168 | .fourcc = V4L2_PIX_FMT_YUV444, /* uuuuvvvv aaaayyyy */ |
169 | .vdownsampling = { 1 }, | |
170 | .bit_depth = { 16 }, | |
171 | .planes = 1, | |
172 | .buffers = 1, | |
173 | .alpha_mask = 0xf000, | |
174 | }, | |
175 | { | |
628821c8 HV |
176 | .fourcc = V4L2_PIX_FMT_YUV32, /* ayuv */ |
177 | .vdownsampling = { 1 }, | |
178 | .bit_depth = { 32 }, | |
179 | .planes = 1, | |
180 | .buffers = 1, | |
181 | .alpha_mask = 0x000000ff, | |
182 | }, | |
b521c375 | 183 | { |
b521c375 HV |
184 | .fourcc = V4L2_PIX_FMT_GREY, |
185 | .vdownsampling = { 1 }, | |
186 | .bit_depth = { 8 }, | |
187 | .is_yuv = true, | |
188 | .planes = 1, | |
189 | .buffers = 1, | |
190 | }, | |
18b3b3b8 RR |
191 | { |
192 | .fourcc = V4L2_PIX_FMT_Y16, | |
193 | .vdownsampling = { 1 }, | |
194 | .bit_depth = { 16 }, | |
195 | .is_yuv = true, | |
196 | .planes = 1, | |
197 | .buffers = 1, | |
198 | }, | |
b0ce23f0 RR |
199 | { |
200 | .fourcc = V4L2_PIX_FMT_Y16_BE, | |
201 | .vdownsampling = { 1 }, | |
202 | .bit_depth = { 16 }, | |
203 | .is_yuv = true, | |
204 | .planes = 1, | |
205 | .buffers = 1, | |
206 | }, | |
71491063 | 207 | { |
71491063 HV |
208 | .fourcc = V4L2_PIX_FMT_RGB332, /* rrrgggbb */ |
209 | .vdownsampling = { 1 }, | |
210 | .bit_depth = { 8 }, | |
211 | .planes = 1, | |
212 | .buffers = 1, | |
213 | }, | |
ef834f78 | 214 | { |
ef834f78 | 215 | .fourcc = V4L2_PIX_FMT_RGB565, /* gggbbbbb rrrrrggg */ |
96c76efa HV |
216 | .vdownsampling = { 1 }, |
217 | .bit_depth = { 16 }, | |
ef834f78 | 218 | .planes = 1, |
96c76efa | 219 | .buffers = 1, |
ef834f78 HV |
220 | .can_do_overlay = true, |
221 | }, | |
222 | { | |
ef834f78 | 223 | .fourcc = V4L2_PIX_FMT_RGB565X, /* rrrrrggg gggbbbbb */ |
96c76efa HV |
224 | .vdownsampling = { 1 }, |
225 | .bit_depth = { 16 }, | |
ef834f78 | 226 | .planes = 1, |
96c76efa | 227 | .buffers = 1, |
ef834f78 HV |
228 | .can_do_overlay = true, |
229 | }, | |
8aca230b | 230 | { |
8aca230b HV |
231 | .fourcc = V4L2_PIX_FMT_RGB444, /* xxxxrrrr ggggbbbb */ |
232 | .vdownsampling = { 1 }, | |
233 | .bit_depth = { 16 }, | |
234 | .planes = 1, | |
235 | .buffers = 1, | |
236 | }, | |
237 | { | |
8aca230b HV |
238 | .fourcc = V4L2_PIX_FMT_XRGB444, /* xxxxrrrr ggggbbbb */ |
239 | .vdownsampling = { 1 }, | |
240 | .bit_depth = { 16 }, | |
241 | .planes = 1, | |
242 | .buffers = 1, | |
243 | }, | |
244 | { | |
8aca230b HV |
245 | .fourcc = V4L2_PIX_FMT_ARGB444, /* aaaarrrr ggggbbbb */ |
246 | .vdownsampling = { 1 }, | |
247 | .bit_depth = { 16 }, | |
248 | .planes = 1, | |
249 | .buffers = 1, | |
250 | .alpha_mask = 0x00f0, | |
251 | }, | |
ef834f78 | 252 | { |
9e1b73cf | 253 | .fourcc = V4L2_PIX_FMT_RGB555, /* gggbbbbb xrrrrrgg */ |
96c76efa HV |
254 | .vdownsampling = { 1 }, |
255 | .bit_depth = { 16 }, | |
ef834f78 | 256 | .planes = 1, |
96c76efa | 257 | .buffers = 1, |
ef834f78 HV |
258 | .can_do_overlay = true, |
259 | }, | |
260 | { | |
9e1b73cf | 261 | .fourcc = V4L2_PIX_FMT_XRGB555, /* gggbbbbb xrrrrrgg */ |
96c76efa HV |
262 | .vdownsampling = { 1 }, |
263 | .bit_depth = { 16 }, | |
ef834f78 | 264 | .planes = 1, |
96c76efa | 265 | .buffers = 1, |
ef834f78 HV |
266 | .can_do_overlay = true, |
267 | }, | |
268 | { | |
ef834f78 | 269 | .fourcc = V4L2_PIX_FMT_ARGB555, /* gggbbbbb arrrrrgg */ |
96c76efa HV |
270 | .vdownsampling = { 1 }, |
271 | .bit_depth = { 16 }, | |
ef834f78 | 272 | .planes = 1, |
96c76efa | 273 | .buffers = 1, |
ef834f78 HV |
274 | .can_do_overlay = true, |
275 | .alpha_mask = 0x8000, | |
276 | }, | |
277 | { | |
9e1b73cf | 278 | .fourcc = V4L2_PIX_FMT_RGB555X, /* xrrrrrgg gggbbbbb */ |
96c76efa HV |
279 | .vdownsampling = { 1 }, |
280 | .bit_depth = { 16 }, | |
ef834f78 | 281 | .planes = 1, |
96c76efa | 282 | .buffers = 1, |
8f1ff543 HV |
283 | }, |
284 | { | |
8f1ff543 HV |
285 | .fourcc = V4L2_PIX_FMT_XRGB555X, /* xrrrrrgg gggbbbbb */ |
286 | .vdownsampling = { 1 }, | |
287 | .bit_depth = { 16 }, | |
288 | .planes = 1, | |
289 | .buffers = 1, | |
290 | }, | |
291 | { | |
8f1ff543 HV |
292 | .fourcc = V4L2_PIX_FMT_ARGB555X, /* arrrrrgg gggbbbbb */ |
293 | .vdownsampling = { 1 }, | |
294 | .bit_depth = { 16 }, | |
295 | .planes = 1, | |
296 | .buffers = 1, | |
297 | .alpha_mask = 0x0080, | |
ef834f78 HV |
298 | }, |
299 | { | |
ef834f78 | 300 | .fourcc = V4L2_PIX_FMT_RGB24, /* rgb */ |
96c76efa HV |
301 | .vdownsampling = { 1 }, |
302 | .bit_depth = { 24 }, | |
ef834f78 | 303 | .planes = 1, |
96c76efa | 304 | .buffers = 1, |
ef834f78 HV |
305 | }, |
306 | { | |
ef834f78 | 307 | .fourcc = V4L2_PIX_FMT_BGR24, /* bgr */ |
96c76efa HV |
308 | .vdownsampling = { 1 }, |
309 | .bit_depth = { 24 }, | |
ef834f78 | 310 | .planes = 1, |
96c76efa | 311 | .buffers = 1, |
ef834f78 | 312 | }, |
68cd4e9f | 313 | { |
68cd4e9f HV |
314 | .fourcc = V4L2_PIX_FMT_BGR666, /* bbbbbbgg ggggrrrr rrxxxxxx */ |
315 | .vdownsampling = { 1 }, | |
316 | .bit_depth = { 32 }, | |
317 | .planes = 1, | |
318 | .buffers = 1, | |
319 | }, | |
ef834f78 | 320 | { |
9e1b73cf | 321 | .fourcc = V4L2_PIX_FMT_RGB32, /* xrgb */ |
96c76efa HV |
322 | .vdownsampling = { 1 }, |
323 | .bit_depth = { 32 }, | |
ef834f78 | 324 | .planes = 1, |
96c76efa | 325 | .buffers = 1, |
ef834f78 HV |
326 | }, |
327 | { | |
9e1b73cf | 328 | .fourcc = V4L2_PIX_FMT_BGR32, /* bgrx */ |
96c76efa HV |
329 | .vdownsampling = { 1 }, |
330 | .bit_depth = { 32 }, | |
ef834f78 | 331 | .planes = 1, |
96c76efa | 332 | .buffers = 1, |
ef834f78 HV |
333 | }, |
334 | { | |
9e1b73cf | 335 | .fourcc = V4L2_PIX_FMT_XRGB32, /* xrgb */ |
96c76efa HV |
336 | .vdownsampling = { 1 }, |
337 | .bit_depth = { 32 }, | |
ef834f78 | 338 | .planes = 1, |
96c76efa | 339 | .buffers = 1, |
ef834f78 HV |
340 | }, |
341 | { | |
9e1b73cf | 342 | .fourcc = V4L2_PIX_FMT_XBGR32, /* bgrx */ |
96c76efa HV |
343 | .vdownsampling = { 1 }, |
344 | .bit_depth = { 32 }, | |
ef834f78 | 345 | .planes = 1, |
96c76efa | 346 | .buffers = 1, |
ef834f78 HV |
347 | }, |
348 | { | |
ef834f78 | 349 | .fourcc = V4L2_PIX_FMT_ARGB32, /* argb */ |
96c76efa HV |
350 | .vdownsampling = { 1 }, |
351 | .bit_depth = { 32 }, | |
ef834f78 | 352 | .planes = 1, |
96c76efa | 353 | .buffers = 1, |
ef834f78 HV |
354 | .alpha_mask = 0x000000ff, |
355 | }, | |
356 | { | |
ef834f78 | 357 | .fourcc = V4L2_PIX_FMT_ABGR32, /* bgra */ |
96c76efa HV |
358 | .vdownsampling = { 1 }, |
359 | .bit_depth = { 32 }, | |
ef834f78 | 360 | .planes = 1, |
96c76efa | 361 | .buffers = 1, |
ef834f78 HV |
362 | .alpha_mask = 0xff000000, |
363 | }, | |
02aa769d | 364 | { |
02aa769d HV |
365 | .fourcc = V4L2_PIX_FMT_SBGGR8, /* Bayer BG/GR */ |
366 | .vdownsampling = { 1 }, | |
367 | .bit_depth = { 8 }, | |
368 | .planes = 1, | |
369 | .buffers = 1, | |
370 | }, | |
371 | { | |
02aa769d HV |
372 | .fourcc = V4L2_PIX_FMT_SGBRG8, /* Bayer GB/RG */ |
373 | .vdownsampling = { 1 }, | |
374 | .bit_depth = { 8 }, | |
375 | .planes = 1, | |
376 | .buffers = 1, | |
377 | }, | |
378 | { | |
02aa769d HV |
379 | .fourcc = V4L2_PIX_FMT_SGRBG8, /* Bayer GR/BG */ |
380 | .vdownsampling = { 1 }, | |
381 | .bit_depth = { 8 }, | |
382 | .planes = 1, | |
383 | .buffers = 1, | |
384 | }, | |
385 | { | |
02aa769d HV |
386 | .fourcc = V4L2_PIX_FMT_SRGGB8, /* Bayer RG/GB */ |
387 | .vdownsampling = { 1 }, | |
388 | .bit_depth = { 8 }, | |
389 | .planes = 1, | |
390 | .buffers = 1, | |
391 | }, | |
b96c544f HV |
392 | { |
393 | .fourcc = V4L2_PIX_FMT_SBGGR10, /* Bayer BG/GR */ | |
394 | .vdownsampling = { 1 }, | |
395 | .bit_depth = { 16 }, | |
396 | .planes = 1, | |
397 | .buffers = 1, | |
398 | }, | |
399 | { | |
400 | .fourcc = V4L2_PIX_FMT_SGBRG10, /* Bayer GB/RG */ | |
401 | .vdownsampling = { 1 }, | |
402 | .bit_depth = { 16 }, | |
403 | .planes = 1, | |
404 | .buffers = 1, | |
405 | }, | |
406 | { | |
407 | .fourcc = V4L2_PIX_FMT_SGRBG10, /* Bayer GR/BG */ | |
408 | .vdownsampling = { 1 }, | |
409 | .bit_depth = { 16 }, | |
410 | .planes = 1, | |
411 | .buffers = 1, | |
412 | }, | |
413 | { | |
414 | .fourcc = V4L2_PIX_FMT_SRGGB10, /* Bayer RG/GB */ | |
415 | .vdownsampling = { 1 }, | |
416 | .bit_depth = { 16 }, | |
417 | .planes = 1, | |
418 | .buffers = 1, | |
419 | }, | |
420 | { | |
421 | .fourcc = V4L2_PIX_FMT_SBGGR12, /* Bayer BG/GR */ | |
422 | .vdownsampling = { 1 }, | |
423 | .bit_depth = { 16 }, | |
424 | .planes = 1, | |
425 | .buffers = 1, | |
426 | }, | |
427 | { | |
428 | .fourcc = V4L2_PIX_FMT_SGBRG12, /* Bayer GB/RG */ | |
429 | .vdownsampling = { 1 }, | |
430 | .bit_depth = { 16 }, | |
431 | .planes = 1, | |
432 | .buffers = 1, | |
433 | }, | |
434 | { | |
435 | .fourcc = V4L2_PIX_FMT_SGRBG12, /* Bayer GR/BG */ | |
436 | .vdownsampling = { 1 }, | |
437 | .bit_depth = { 16 }, | |
438 | .planes = 1, | |
439 | .buffers = 1, | |
440 | }, | |
441 | { | |
442 | .fourcc = V4L2_PIX_FMT_SRGGB12, /* Bayer RG/GB */ | |
443 | .vdownsampling = { 1 }, | |
444 | .bit_depth = { 16 }, | |
445 | .planes = 1, | |
446 | .buffers = 1, | |
447 | }, | |
00036b30 HV |
448 | |
449 | /* Multiplanar formats */ | |
450 | ||
ef834f78 | 451 | { |
ef834f78 | 452 | .fourcc = V4L2_PIX_FMT_NV16M, |
96c76efa HV |
453 | .vdownsampling = { 1, 1 }, |
454 | .bit_depth = { 8, 8 }, | |
ef834f78 HV |
455 | .is_yuv = true, |
456 | .planes = 2, | |
96c76efa | 457 | .buffers = 2, |
ef834f78 HV |
458 | .data_offset = { PLANE0_DATA_OFFSET, 0 }, |
459 | }, | |
460 | { | |
ef834f78 | 461 | .fourcc = V4L2_PIX_FMT_NV61M, |
96c76efa HV |
462 | .vdownsampling = { 1, 1 }, |
463 | .bit_depth = { 8, 8 }, | |
ef834f78 HV |
464 | .is_yuv = true, |
465 | .planes = 2, | |
96c76efa | 466 | .buffers = 2, |
ef834f78 HV |
467 | .data_offset = { 0, PLANE0_DATA_OFFSET }, |
468 | }, | |
b521c375 | 469 | { |
b521c375 HV |
470 | .fourcc = V4L2_PIX_FMT_YUV420M, |
471 | .vdownsampling = { 1, 2, 2 }, | |
472 | .bit_depth = { 8, 4, 4 }, | |
473 | .is_yuv = true, | |
474 | .planes = 3, | |
475 | .buffers = 3, | |
476 | }, | |
477 | { | |
b521c375 HV |
478 | .fourcc = V4L2_PIX_FMT_YVU420M, |
479 | .vdownsampling = { 1, 2, 2 }, | |
480 | .bit_depth = { 8, 4, 4 }, | |
481 | .is_yuv = true, | |
482 | .planes = 3, | |
483 | .buffers = 3, | |
484 | }, | |
485 | { | |
b521c375 HV |
486 | .fourcc = V4L2_PIX_FMT_NV12M, |
487 | .vdownsampling = { 1, 2 }, | |
488 | .bit_depth = { 8, 8 }, | |
489 | .is_yuv = true, | |
490 | .planes = 2, | |
491 | .buffers = 2, | |
492 | }, | |
493 | { | |
b521c375 HV |
494 | .fourcc = V4L2_PIX_FMT_NV21M, |
495 | .vdownsampling = { 1, 2 }, | |
496 | .bit_depth = { 8, 8 }, | |
497 | .is_yuv = true, | |
498 | .planes = 2, | |
499 | .buffers = 2, | |
500 | }, | |
00036b30 HV |
501 | { |
502 | .fourcc = V4L2_PIX_FMT_YUV422M, | |
503 | .vdownsampling = { 1, 1, 1 }, | |
504 | .bit_depth = { 8, 4, 4 }, | |
505 | .is_yuv = true, | |
506 | .planes = 3, | |
507 | .buffers = 3, | |
508 | }, | |
509 | { | |
510 | .fourcc = V4L2_PIX_FMT_YVU422M, | |
511 | .vdownsampling = { 1, 1, 1 }, | |
512 | .bit_depth = { 8, 4, 4 }, | |
513 | .is_yuv = true, | |
514 | .planes = 3, | |
515 | .buffers = 3, | |
516 | }, | |
517 | { | |
518 | .fourcc = V4L2_PIX_FMT_YUV444M, | |
519 | .vdownsampling = { 1, 1, 1 }, | |
520 | .bit_depth = { 8, 8, 8 }, | |
521 | .is_yuv = true, | |
522 | .planes = 3, | |
523 | .buffers = 3, | |
524 | }, | |
525 | { | |
526 | .fourcc = V4L2_PIX_FMT_YVU444M, | |
527 | .vdownsampling = { 1, 1, 1 }, | |
528 | .bit_depth = { 8, 8, 8 }, | |
529 | .is_yuv = true, | |
530 | .planes = 3, | |
531 | .buffers = 3, | |
532 | }, | |
ef834f78 HV |
533 | }; |
534 | ||
00036b30 HV |
535 | /* There are this many multiplanar formats in the list */ |
536 | #define VIVID_MPLANAR_FORMATS 10 | |
ef834f78 | 537 | |
1fc78bc9 | 538 | const struct vivid_fmt *vivid_get_format(struct vivid_dev *dev, u32 pixelformat) |
ef834f78 HV |
539 | { |
540 | const struct vivid_fmt *fmt; | |
541 | unsigned k; | |
542 | ||
543 | for (k = 0; k < ARRAY_SIZE(vivid_formats); k++) { | |
544 | fmt = &vivid_formats[k]; | |
545 | if (fmt->fourcc == pixelformat) | |
ddcaee9d | 546 | if (fmt->buffers == 1 || dev->multiplanar) |
ef834f78 HV |
547 | return fmt; |
548 | } | |
549 | ||
550 | return NULL; | |
551 | } | |
552 | ||
553 | bool vivid_vid_can_loop(struct vivid_dev *dev) | |
554 | { | |
555 | if (dev->src_rect.width != dev->sink_rect.width || | |
556 | dev->src_rect.height != dev->sink_rect.height) | |
557 | return false; | |
558 | if (dev->fmt_cap->fourcc != dev->fmt_out->fourcc) | |
559 | return false; | |
560 | if (dev->field_cap != dev->field_out) | |
561 | return false; | |
ba24b442 HV |
562 | /* |
563 | * While this can be supported, it is just too much work | |
564 | * to actually implement. | |
565 | */ | |
566 | if (dev->field_cap == V4L2_FIELD_SEQ_TB || | |
567 | dev->field_cap == V4L2_FIELD_SEQ_BT) | |
568 | return false; | |
ef834f78 HV |
569 | if (vivid_is_svid_cap(dev) && vivid_is_svid_out(dev)) { |
570 | if (!(dev->std_cap & V4L2_STD_525_60) != | |
571 | !(dev->std_out & V4L2_STD_525_60)) | |
572 | return false; | |
573 | return true; | |
574 | } | |
575 | if (vivid_is_hdmi_cap(dev) && vivid_is_hdmi_out(dev)) | |
576 | return true; | |
577 | return false; | |
578 | } | |
579 | ||
580 | void vivid_send_source_change(struct vivid_dev *dev, unsigned type) | |
581 | { | |
582 | struct v4l2_event ev = { | |
583 | .type = V4L2_EVENT_SOURCE_CHANGE, | |
584 | .u.src_change.changes = V4L2_EVENT_SRC_CH_RESOLUTION, | |
585 | }; | |
586 | unsigned i; | |
587 | ||
588 | for (i = 0; i < dev->num_inputs; i++) { | |
589 | ev.id = i; | |
590 | if (dev->input_type[i] == type) { | |
591 | if (video_is_registered(&dev->vid_cap_dev) && dev->has_vid_cap) | |
592 | v4l2_event_queue(&dev->vid_cap_dev, &ev); | |
593 | if (video_is_registered(&dev->vbi_cap_dev) && dev->has_vbi_cap) | |
594 | v4l2_event_queue(&dev->vbi_cap_dev, &ev); | |
595 | } | |
596 | } | |
597 | } | |
598 | ||
599 | /* | |
600 | * Conversion function that converts a single-planar format to a | |
601 | * single-plane multiplanar format. | |
602 | */ | |
603 | void fmt_sp2mp(const struct v4l2_format *sp_fmt, struct v4l2_format *mp_fmt) | |
604 | { | |
605 | struct v4l2_pix_format_mplane *mp = &mp_fmt->fmt.pix_mp; | |
606 | struct v4l2_plane_pix_format *ppix = &mp->plane_fmt[0]; | |
607 | const struct v4l2_pix_format *pix = &sp_fmt->fmt.pix; | |
608 | bool is_out = sp_fmt->type == V4L2_BUF_TYPE_VIDEO_OUTPUT; | |
609 | ||
610 | memset(mp->reserved, 0, sizeof(mp->reserved)); | |
611 | mp_fmt->type = is_out ? V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE : | |
612 | V4L2_CAP_VIDEO_CAPTURE_MPLANE; | |
613 | mp->width = pix->width; | |
614 | mp->height = pix->height; | |
615 | mp->pixelformat = pix->pixelformat; | |
616 | mp->field = pix->field; | |
617 | mp->colorspace = pix->colorspace; | |
ca5316db | 618 | mp->xfer_func = pix->xfer_func; |
3e8a78d1 HV |
619 | mp->ycbcr_enc = pix->ycbcr_enc; |
620 | mp->quantization = pix->quantization; | |
ef834f78 HV |
621 | mp->num_planes = 1; |
622 | mp->flags = pix->flags; | |
623 | ppix->sizeimage = pix->sizeimage; | |
624 | ppix->bytesperline = pix->bytesperline; | |
625 | memset(ppix->reserved, 0, sizeof(ppix->reserved)); | |
626 | } | |
627 | ||
628 | int fmt_sp2mp_func(struct file *file, void *priv, | |
629 | struct v4l2_format *f, fmtfunc func) | |
630 | { | |
631 | struct v4l2_format fmt; | |
632 | struct v4l2_pix_format_mplane *mp = &fmt.fmt.pix_mp; | |
633 | struct v4l2_plane_pix_format *ppix = &mp->plane_fmt[0]; | |
634 | struct v4l2_pix_format *pix = &f->fmt.pix; | |
635 | int ret; | |
636 | ||
637 | /* Converts to a mplane format */ | |
638 | fmt_sp2mp(f, &fmt); | |
639 | /* Passes it to the generic mplane format function */ | |
640 | ret = func(file, priv, &fmt); | |
641 | /* Copies back the mplane data to the single plane format */ | |
642 | pix->width = mp->width; | |
643 | pix->height = mp->height; | |
644 | pix->pixelformat = mp->pixelformat; | |
645 | pix->field = mp->field; | |
646 | pix->colorspace = mp->colorspace; | |
ca5316db | 647 | pix->xfer_func = mp->xfer_func; |
3e8a78d1 HV |
648 | pix->ycbcr_enc = mp->ycbcr_enc; |
649 | pix->quantization = mp->quantization; | |
ef834f78 HV |
650 | pix->sizeimage = ppix->sizeimage; |
651 | pix->bytesperline = ppix->bytesperline; | |
652 | pix->flags = mp->flags; | |
653 | return ret; | |
654 | } | |
655 | ||
ef834f78 HV |
656 | int vivid_vid_adjust_sel(unsigned flags, struct v4l2_rect *r) |
657 | { | |
658 | unsigned w = r->width; | |
659 | unsigned h = r->height; | |
660 | ||
82bdb26a HV |
661 | /* sanitize w and h in case someone passes ~0 as the value */ |
662 | w &= 0xffff; | |
663 | h &= 0xffff; | |
ef834f78 HV |
664 | if (!(flags & V4L2_SEL_FLAG_LE)) { |
665 | w++; | |
666 | h++; | |
667 | if (w < 2) | |
668 | w = 2; | |
669 | if (h < 2) | |
670 | h = 2; | |
671 | } | |
672 | if (!(flags & V4L2_SEL_FLAG_GE)) { | |
673 | if (w > MAX_WIDTH) | |
674 | w = MAX_WIDTH; | |
675 | if (h > MAX_HEIGHT) | |
676 | h = MAX_HEIGHT; | |
677 | } | |
678 | w = w & ~1; | |
679 | h = h & ~1; | |
680 | if (w < 2 || h < 2) | |
681 | return -ERANGE; | |
682 | if (w > MAX_WIDTH || h > MAX_HEIGHT) | |
683 | return -ERANGE; | |
684 | if (r->top < 0) | |
685 | r->top = 0; | |
686 | if (r->left < 0) | |
687 | r->left = 0; | |
82bdb26a HV |
688 | /* sanitize left and top in case someone passes ~0 as the value */ |
689 | r->left &= 0xfffe; | |
690 | r->top &= 0xfffe; | |
ef834f78 HV |
691 | if (r->left + w > MAX_WIDTH) |
692 | r->left = MAX_WIDTH - w; | |
693 | if (r->top + h > MAX_HEIGHT) | |
694 | r->top = MAX_HEIGHT - h; | |
695 | if ((flags & (V4L2_SEL_FLAG_GE | V4L2_SEL_FLAG_LE)) == | |
696 | (V4L2_SEL_FLAG_GE | V4L2_SEL_FLAG_LE) && | |
697 | (r->width != w || r->height != h)) | |
698 | return -ERANGE; | |
699 | r->width = w; | |
700 | r->height = h; | |
701 | return 0; | |
702 | } | |
703 | ||
704 | int vivid_enum_fmt_vid(struct file *file, void *priv, | |
705 | struct v4l2_fmtdesc *f) | |
706 | { | |
707 | struct vivid_dev *dev = video_drvdata(file); | |
708 | const struct vivid_fmt *fmt; | |
709 | ||
710 | if (f->index >= ARRAY_SIZE(vivid_formats) - | |
711 | (dev->multiplanar ? 0 : VIVID_MPLANAR_FORMATS)) | |
712 | return -EINVAL; | |
713 | ||
714 | fmt = &vivid_formats[f->index]; | |
715 | ||
ef834f78 HV |
716 | f->pixelformat = fmt->fourcc; |
717 | return 0; | |
718 | } | |
719 | ||
720 | int vidioc_enum_fmt_vid_mplane(struct file *file, void *priv, | |
721 | struct v4l2_fmtdesc *f) | |
722 | { | |
723 | struct vivid_dev *dev = video_drvdata(file); | |
724 | ||
725 | if (!dev->multiplanar) | |
726 | return -ENOTTY; | |
727 | return vivid_enum_fmt_vid(file, priv, f); | |
728 | } | |
729 | ||
730 | int vidioc_enum_fmt_vid(struct file *file, void *priv, | |
731 | struct v4l2_fmtdesc *f) | |
732 | { | |
733 | struct vivid_dev *dev = video_drvdata(file); | |
734 | ||
735 | if (dev->multiplanar) | |
736 | return -ENOTTY; | |
737 | return vivid_enum_fmt_vid(file, priv, f); | |
738 | } | |
739 | ||
740 | int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *id) | |
741 | { | |
742 | struct vivid_dev *dev = video_drvdata(file); | |
743 | struct video_device *vdev = video_devdata(file); | |
744 | ||
745 | if (vdev->vfl_dir == VFL_DIR_RX) { | |
746 | if (!vivid_is_sdtv_cap(dev)) | |
747 | return -ENODATA; | |
748 | *id = dev->std_cap; | |
749 | } else { | |
750 | if (!vivid_is_svid_out(dev)) | |
751 | return -ENODATA; | |
752 | *id = dev->std_out; | |
753 | } | |
754 | return 0; | |
755 | } | |
756 | ||
757 | int vidioc_g_dv_timings(struct file *file, void *_fh, | |
758 | struct v4l2_dv_timings *timings) | |
759 | { | |
760 | struct vivid_dev *dev = video_drvdata(file); | |
761 | struct video_device *vdev = video_devdata(file); | |
762 | ||
763 | if (vdev->vfl_dir == VFL_DIR_RX) { | |
764 | if (!vivid_is_hdmi_cap(dev)) | |
765 | return -ENODATA; | |
766 | *timings = dev->dv_timings_cap; | |
767 | } else { | |
768 | if (!vivid_is_hdmi_out(dev)) | |
769 | return -ENODATA; | |
770 | *timings = dev->dv_timings_out; | |
771 | } | |
772 | return 0; | |
773 | } | |
774 | ||
775 | int vidioc_enum_dv_timings(struct file *file, void *_fh, | |
776 | struct v4l2_enum_dv_timings *timings) | |
777 | { | |
778 | struct vivid_dev *dev = video_drvdata(file); | |
779 | struct video_device *vdev = video_devdata(file); | |
780 | ||
781 | if (vdev->vfl_dir == VFL_DIR_RX) { | |
782 | if (!vivid_is_hdmi_cap(dev)) | |
783 | return -ENODATA; | |
784 | } else { | |
785 | if (!vivid_is_hdmi_out(dev)) | |
786 | return -ENODATA; | |
787 | } | |
788 | return v4l2_enum_dv_timings_cap(timings, &vivid_dv_timings_cap, | |
789 | NULL, NULL); | |
790 | } | |
791 | ||
792 | int vidioc_dv_timings_cap(struct file *file, void *_fh, | |
793 | struct v4l2_dv_timings_cap *cap) | |
794 | { | |
795 | struct vivid_dev *dev = video_drvdata(file); | |
796 | struct video_device *vdev = video_devdata(file); | |
797 | ||
798 | if (vdev->vfl_dir == VFL_DIR_RX) { | |
799 | if (!vivid_is_hdmi_cap(dev)) | |
800 | return -ENODATA; | |
801 | } else { | |
802 | if (!vivid_is_hdmi_out(dev)) | |
803 | return -ENODATA; | |
804 | } | |
805 | *cap = vivid_dv_timings_cap; | |
806 | return 0; | |
807 | } | |
808 | ||
809 | int vidioc_g_edid(struct file *file, void *_fh, | |
810 | struct v4l2_edid *edid) | |
811 | { | |
812 | struct vivid_dev *dev = video_drvdata(file); | |
813 | struct video_device *vdev = video_devdata(file); | |
814 | ||
815 | memset(edid->reserved, 0, sizeof(edid->reserved)); | |
816 | if (vdev->vfl_dir == VFL_DIR_RX) { | |
817 | if (edid->pad >= dev->num_inputs) | |
818 | return -EINVAL; | |
819 | if (dev->input_type[edid->pad] != HDMI) | |
820 | return -EINVAL; | |
821 | } else { | |
822 | if (edid->pad >= dev->num_outputs) | |
823 | return -EINVAL; | |
824 | if (dev->output_type[edid->pad] != HDMI) | |
825 | return -EINVAL; | |
826 | } | |
827 | if (edid->start_block == 0 && edid->blocks == 0) { | |
828 | edid->blocks = dev->edid_blocks; | |
829 | return 0; | |
830 | } | |
831 | if (dev->edid_blocks == 0) | |
832 | return -ENODATA; | |
833 | if (edid->start_block >= dev->edid_blocks) | |
834 | return -EINVAL; | |
835 | if (edid->start_block + edid->blocks > dev->edid_blocks) | |
836 | edid->blocks = dev->edid_blocks - edid->start_block; | |
837 | memcpy(edid->edid, dev->edid, edid->blocks * 128); | |
838 | return 0; | |
839 | } |