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1 /*
2  * linux/drivers/media/platform/s5p-mfc/s5p_mfc_enc.c
3  *
4  * Copyright (c) 2010-2011 Samsung Electronics Co., Ltd.
5  *		http://www.samsung.com/
6  *
7  * Jeongtae Park	<jtp.park@samsung.com>
8  * Kamil Debski		<k.debski@samsung.com>
9  *
10  * This program is free software; you can redistribute it and/or modify
11  * it under the terms of the GNU General Public License as published by
12  * the Free Software Foundation; either version 2 of the License, or
13  * (at your option) any later version.
14  */
15 
16 #include <linux/clk.h>
17 #include <linux/interrupt.h>
18 #include <linux/io.h>
19 #include <linux/module.h>
20 #include <linux/platform_device.h>
21 #include <linux/sched.h>
22 #include <linux/videodev2.h>
23 #include <media/v4l2-event.h>
24 #include <linux/workqueue.h>
25 #include <media/v4l2-ctrls.h>
26 #include <media/videobuf2-v4l2.h>
27 #include "s5p_mfc_common.h"
28 #include "s5p_mfc_ctrl.h"
29 #include "s5p_mfc_debug.h"
30 #include "s5p_mfc_enc.h"
31 #include "s5p_mfc_intr.h"
32 #include "s5p_mfc_opr.h"
33 
34 #define DEF_SRC_FMT_ENC	V4L2_PIX_FMT_NV12M
35 #define DEF_DST_FMT_ENC	V4L2_PIX_FMT_H264
36 
37 static struct s5p_mfc_fmt formats[] = {
38 	{
39 		.name		= "4:2:0 2 Planes 16x16 Tiles",
40 		.fourcc		= V4L2_PIX_FMT_NV12MT_16X16,
41 		.codec_mode	= S5P_MFC_CODEC_NONE,
42 		.type		= MFC_FMT_RAW,
43 		.num_planes	= 2,
44 		.versions	= MFC_V6_BIT | MFC_V7_BIT,
45 	},
46 	{
47 		.name		= "4:2:0 2 Planes 64x32 Tiles",
48 		.fourcc		= V4L2_PIX_FMT_NV12MT,
49 		.codec_mode	= S5P_MFC_CODEC_NONE,
50 		.type		= MFC_FMT_RAW,
51 		.num_planes	= 2,
52 		.versions	= MFC_V5_BIT,
53 	},
54 	{
55 		.name		= "4:2:0 2 Planes Y/CbCr",
56 		.fourcc		= V4L2_PIX_FMT_NV12M,
57 		.codec_mode	= S5P_MFC_CODEC_NONE,
58 		.type		= MFC_FMT_RAW,
59 		.num_planes	= 2,
60 		.versions	= MFC_V5_BIT | MFC_V6_BIT | MFC_V7_BIT |
61 								MFC_V8_BIT,
62 	},
63 	{
64 		.name		= "4:2:0 2 Planes Y/CrCb",
65 		.fourcc		= V4L2_PIX_FMT_NV21M,
66 		.codec_mode	= S5P_MFC_CODEC_NONE,
67 		.type		= MFC_FMT_RAW,
68 		.num_planes	= 2,
69 		.versions	= MFC_V6_BIT | MFC_V7_BIT | MFC_V8_BIT,
70 	},
71 	{
72 		.name		= "H264 Encoded Stream",
73 		.fourcc		= V4L2_PIX_FMT_H264,
74 		.codec_mode	= S5P_MFC_CODEC_H264_ENC,
75 		.type		= MFC_FMT_ENC,
76 		.num_planes	= 1,
77 		.versions	= MFC_V5_BIT | MFC_V6_BIT | MFC_V7_BIT |
78 								MFC_V8_BIT,
79 	},
80 	{
81 		.name		= "MPEG4 Encoded Stream",
82 		.fourcc		= V4L2_PIX_FMT_MPEG4,
83 		.codec_mode	= S5P_MFC_CODEC_MPEG4_ENC,
84 		.type		= MFC_FMT_ENC,
85 		.num_planes	= 1,
86 		.versions	= MFC_V5_BIT | MFC_V6_BIT | MFC_V7_BIT |
87 								MFC_V8_BIT,
88 	},
89 	{
90 		.name		= "H263 Encoded Stream",
91 		.fourcc		= V4L2_PIX_FMT_H263,
92 		.codec_mode	= S5P_MFC_CODEC_H263_ENC,
93 		.type		= MFC_FMT_ENC,
94 		.num_planes	= 1,
95 		.versions	= MFC_V5_BIT | MFC_V6_BIT | MFC_V7_BIT |
96 								MFC_V8_BIT,
97 	},
98 	{
99 		.name		= "VP8 Encoded Stream",
100 		.fourcc		= V4L2_PIX_FMT_VP8,
101 		.codec_mode	= S5P_MFC_CODEC_VP8_ENC,
102 		.type		= MFC_FMT_ENC,
103 		.num_planes	= 1,
104 		.versions	= MFC_V7_BIT | MFC_V8_BIT,
105 	},
106 };
107 
108 #define NUM_FORMATS ARRAY_SIZE(formats)
find_format(struct v4l2_format * f,unsigned int t)109 static struct s5p_mfc_fmt *find_format(struct v4l2_format *f, unsigned int t)
110 {
111 	unsigned int i;
112 
113 	for (i = 0; i < NUM_FORMATS; i++) {
114 		if (formats[i].fourcc == f->fmt.pix_mp.pixelformat &&
115 		    formats[i].type == t)
116 			return &formats[i];
117 	}
118 	return NULL;
119 }
120 
121 static struct mfc_control controls[] = {
122 	{
123 		.id = V4L2_CID_MPEG_VIDEO_GOP_SIZE,
124 		.type = V4L2_CTRL_TYPE_INTEGER,
125 		.minimum = 0,
126 		.maximum = (1 << 16) - 1,
127 		.step = 1,
128 		.default_value = 12,
129 	},
130 	{
131 		.id = V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MODE,
132 		.type = V4L2_CTRL_TYPE_MENU,
133 		.minimum = V4L2_MPEG_VIDEO_MULTI_SLICE_MODE_SINGLE,
134 		.maximum = V4L2_MPEG_VIDEO_MULTI_SICE_MODE_MAX_BYTES,
135 		.default_value = V4L2_MPEG_VIDEO_MULTI_SLICE_MODE_SINGLE,
136 		.menu_skip_mask = 0,
137 	},
138 	{
139 		.id = V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_MB,
140 		.type = V4L2_CTRL_TYPE_INTEGER,
141 		.minimum = 1,
142 		.maximum = (1 << 16) - 1,
143 		.step = 1,
144 		.default_value = 1,
145 	},
146 	{
147 		.id = V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_BYTES,
148 		.type = V4L2_CTRL_TYPE_INTEGER,
149 		.minimum = 1900,
150 		.maximum = (1 << 30) - 1,
151 		.step = 1,
152 		.default_value = 1900,
153 	},
154 	{
155 		.id = V4L2_CID_MPEG_VIDEO_CYCLIC_INTRA_REFRESH_MB,
156 		.type = V4L2_CTRL_TYPE_INTEGER,
157 		.minimum = 0,
158 		.maximum = (1 << 16) - 1,
159 		.step = 1,
160 		.default_value = 0,
161 	},
162 	{
163 		.id = V4L2_CID_MPEG_MFC51_VIDEO_PADDING,
164 		.type = V4L2_CTRL_TYPE_BOOLEAN,
165 		.name = "Padding Control Enable",
166 		.minimum = 0,
167 		.maximum = 1,
168 		.step = 1,
169 		.default_value = 0,
170 	},
171 	{
172 		.id = V4L2_CID_MPEG_MFC51_VIDEO_PADDING_YUV,
173 		.type = V4L2_CTRL_TYPE_INTEGER,
174 		.name = "Padding Color YUV Value",
175 		.minimum = 0,
176 		.maximum = (1 << 25) - 1,
177 		.step = 1,
178 		.default_value = 0,
179 	},
180 	{
181 		.id = V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE,
182 		.type = V4L2_CTRL_TYPE_BOOLEAN,
183 		.minimum = 0,
184 		.maximum = 1,
185 		.step = 1,
186 		.default_value = 0,
187 	},
188 	{
189 		.id = V4L2_CID_MPEG_VIDEO_BITRATE,
190 		.type = V4L2_CTRL_TYPE_INTEGER,
191 		.minimum = 1,
192 		.maximum = (1 << 30) - 1,
193 		.step = 1,
194 		.default_value = 1,
195 	},
196 	{
197 		.id = V4L2_CID_MPEG_MFC51_VIDEO_RC_REACTION_COEFF,
198 		.type = V4L2_CTRL_TYPE_INTEGER,
199 		.name = "Rate Control Reaction Coeff.",
200 		.minimum = 1,
201 		.maximum = (1 << 16) - 1,
202 		.step = 1,
203 		.default_value = 1,
204 	},
205 	{
206 		.id = V4L2_CID_MPEG_MFC51_VIDEO_FORCE_FRAME_TYPE,
207 		.type = V4L2_CTRL_TYPE_MENU,
208 		.name = "Force frame type",
209 		.minimum = V4L2_MPEG_MFC51_VIDEO_FORCE_FRAME_TYPE_DISABLED,
210 		.maximum = V4L2_MPEG_MFC51_VIDEO_FORCE_FRAME_TYPE_NOT_CODED,
211 		.default_value = V4L2_MPEG_MFC51_VIDEO_FORCE_FRAME_TYPE_DISABLED,
212 		.menu_skip_mask = 0,
213 	},
214 	{
215 		.id = V4L2_CID_MPEG_VIDEO_VBV_SIZE,
216 		.type = V4L2_CTRL_TYPE_INTEGER,
217 		.minimum = 0,
218 		.maximum = (1 << 16) - 1,
219 		.step = 1,
220 		.default_value = 0,
221 	},
222 	{
223 		.id = V4L2_CID_MPEG_VIDEO_MV_H_SEARCH_RANGE,
224 		.type = V4L2_CTRL_TYPE_INTEGER,
225 		.name = "Horizontal MV Search Range",
226 		.minimum = 16,
227 		.maximum = 128,
228 		.step = 16,
229 		.default_value = 32,
230 	},
231 	{
232 		.id = V4L2_CID_MPEG_VIDEO_MV_V_SEARCH_RANGE,
233 		.type = V4L2_CTRL_TYPE_INTEGER,
234 		.name = "Vertical MV Search Range",
235 		.minimum = 16,
236 		.maximum = 128,
237 		.step = 16,
238 		.default_value = 32,
239 	},
240 	{
241 		.id = V4L2_CID_MPEG_VIDEO_H264_CPB_SIZE,
242 		.type = V4L2_CTRL_TYPE_INTEGER,
243 		.minimum = 0,
244 		.maximum = (1 << 16) - 1,
245 		.step = 1,
246 		.default_value = 0,
247 	},
248 	{
249 		.id = V4L2_CID_MPEG_VIDEO_HEADER_MODE,
250 		.type = V4L2_CTRL_TYPE_MENU,
251 		.minimum = V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE,
252 		.maximum = V4L2_MPEG_VIDEO_HEADER_MODE_JOINED_WITH_1ST_FRAME,
253 		.default_value = V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE,
254 		.menu_skip_mask = 0,
255 	},
256 	{
257 		.id = V4L2_CID_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE,
258 		.type = V4L2_CTRL_TYPE_MENU,
259 		.name = "Frame Skip Enable",
260 		.minimum = V4L2_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE_DISABLED,
261 		.maximum = V4L2_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE_BUF_LIMIT,
262 		.menu_skip_mask = 0,
263 		.default_value = V4L2_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE_DISABLED,
264 	},
265 	{
266 		.id = V4L2_CID_MPEG_MFC51_VIDEO_RC_FIXED_TARGET_BIT,
267 		.type = V4L2_CTRL_TYPE_BOOLEAN,
268 		.name = "Fixed Target Bit Enable",
269 		.minimum = 0,
270 		.maximum = 1,
271 		.default_value = 0,
272 		.step = 1,
273 		.menu_skip_mask = 0,
274 	},
275 	{
276 		.id = V4L2_CID_MPEG_VIDEO_B_FRAMES,
277 		.type = V4L2_CTRL_TYPE_INTEGER,
278 		.minimum = 0,
279 		.maximum = 2,
280 		.step = 1,
281 		.default_value = 0,
282 	},
283 	{
284 		.id = V4L2_CID_MPEG_VIDEO_H264_PROFILE,
285 		.type = V4L2_CTRL_TYPE_MENU,
286 		.minimum = V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE,
287 		.maximum = V4L2_MPEG_VIDEO_H264_PROFILE_MULTIVIEW_HIGH,
288 		.default_value = V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE,
289 		.menu_skip_mask = ~(
290 				(1 << V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE) |
291 				(1 << V4L2_MPEG_VIDEO_H264_PROFILE_MAIN) |
292 				(1 << V4L2_MPEG_VIDEO_H264_PROFILE_HIGH)
293 				),
294 	},
295 	{
296 		.id = V4L2_CID_MPEG_VIDEO_H264_LEVEL,
297 		.type = V4L2_CTRL_TYPE_MENU,
298 		.minimum = V4L2_MPEG_VIDEO_H264_LEVEL_1_0,
299 		.maximum = V4L2_MPEG_VIDEO_H264_LEVEL_4_0,
300 		.default_value = V4L2_MPEG_VIDEO_H264_LEVEL_1_0,
301 	},
302 	{
303 		.id = V4L2_CID_MPEG_VIDEO_MPEG4_LEVEL,
304 		.type = V4L2_CTRL_TYPE_MENU,
305 		.minimum = V4L2_MPEG_VIDEO_MPEG4_LEVEL_0,
306 		.maximum = V4L2_MPEG_VIDEO_MPEG4_LEVEL_5,
307 		.default_value = V4L2_MPEG_VIDEO_MPEG4_LEVEL_0,
308 		.menu_skip_mask = 0,
309 	},
310 	{
311 		.id = V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_MODE,
312 		.type = V4L2_CTRL_TYPE_MENU,
313 		.minimum = V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_ENABLED,
314 		.maximum = V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_DISABLED_AT_SLICE_BOUNDARY,
315 		.default_value = V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_ENABLED,
316 		.menu_skip_mask = 0,
317 	},
318 	{
319 		.id = V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_ALPHA,
320 		.type = V4L2_CTRL_TYPE_INTEGER,
321 		.minimum = -6,
322 		.maximum = 6,
323 		.step = 1,
324 		.default_value = 0,
325 	},
326 	{
327 		.id = V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_BETA,
328 		.type = V4L2_CTRL_TYPE_INTEGER,
329 		.minimum = -6,
330 		.maximum = 6,
331 		.step = 1,
332 		.default_value = 0,
333 	},
334 	{
335 		.id = V4L2_CID_MPEG_VIDEO_H264_ENTROPY_MODE,
336 		.type = V4L2_CTRL_TYPE_MENU,
337 		.minimum = V4L2_MPEG_VIDEO_H264_ENTROPY_MODE_CAVLC,
338 		.maximum = V4L2_MPEG_VIDEO_H264_ENTROPY_MODE_CABAC,
339 		.default_value = V4L2_MPEG_VIDEO_H264_ENTROPY_MODE_CAVLC,
340 		.menu_skip_mask = 0,
341 	},
342 	{
343 		.id = V4L2_CID_MPEG_MFC51_VIDEO_H264_NUM_REF_PIC_FOR_P,
344 		.type = V4L2_CTRL_TYPE_INTEGER,
345 		.name = "The Number of Ref. Pic for P",
346 		.minimum = 1,
347 		.maximum = 2,
348 		.step = 1,
349 		.default_value = 1,
350 	},
351 	{
352 		.id = V4L2_CID_MPEG_VIDEO_H264_8X8_TRANSFORM,
353 		.type = V4L2_CTRL_TYPE_BOOLEAN,
354 		.minimum = 0,
355 		.maximum = 1,
356 		.step = 1,
357 		.default_value = 0,
358 	},
359 	{
360 		.id = V4L2_CID_MPEG_VIDEO_MB_RC_ENABLE,
361 		.type = V4L2_CTRL_TYPE_BOOLEAN,
362 		.minimum = 0,
363 		.maximum = 1,
364 		.step = 1,
365 		.default_value = 0,
366 	},
367 	{
368 		.id = V4L2_CID_MPEG_VIDEO_H264_I_FRAME_QP,
369 		.type = V4L2_CTRL_TYPE_INTEGER,
370 		.minimum = 0,
371 		.maximum = 51,
372 		.step = 1,
373 		.default_value = 1,
374 	},
375 	{
376 		.id = V4L2_CID_MPEG_VIDEO_H264_MIN_QP,
377 		.type = V4L2_CTRL_TYPE_INTEGER,
378 		.minimum = 0,
379 		.maximum = 51,
380 		.step = 1,
381 		.default_value = 1,
382 	},
383 	{
384 		.id = V4L2_CID_MPEG_VIDEO_H264_MAX_QP,
385 		.type = V4L2_CTRL_TYPE_INTEGER,
386 		.minimum = 0,
387 		.maximum = 51,
388 		.step = 1,
389 		.default_value = 51,
390 	},
391 	{
392 		.id = V4L2_CID_MPEG_VIDEO_H264_P_FRAME_QP,
393 		.type = V4L2_CTRL_TYPE_INTEGER,
394 		.minimum = 0,
395 		.maximum = 51,
396 		.step = 1,
397 		.default_value = 1,
398 	},
399 	{
400 		.id = V4L2_CID_MPEG_VIDEO_H264_B_FRAME_QP,
401 		.type = V4L2_CTRL_TYPE_INTEGER,
402 		.minimum = 0,
403 		.maximum = 51,
404 		.step = 1,
405 		.default_value = 1,
406 	},
407 	{
408 		.id = V4L2_CID_MPEG_VIDEO_H263_I_FRAME_QP,
409 		.type = V4L2_CTRL_TYPE_INTEGER,
410 		.name = "H263 I-Frame QP value",
411 		.minimum = 1,
412 		.maximum = 31,
413 		.step = 1,
414 		.default_value = 1,
415 	},
416 	{
417 		.id = V4L2_CID_MPEG_VIDEO_H263_MIN_QP,
418 		.type = V4L2_CTRL_TYPE_INTEGER,
419 		.name = "H263 Minimum QP value",
420 		.minimum = 1,
421 		.maximum = 31,
422 		.step = 1,
423 		.default_value = 1,
424 	},
425 	{
426 		.id = V4L2_CID_MPEG_VIDEO_H263_MAX_QP,
427 		.type = V4L2_CTRL_TYPE_INTEGER,
428 		.name = "H263 Maximum QP value",
429 		.minimum = 1,
430 		.maximum = 31,
431 		.step = 1,
432 		.default_value = 31,
433 	},
434 	{
435 		.id = V4L2_CID_MPEG_VIDEO_H263_P_FRAME_QP,
436 		.type = V4L2_CTRL_TYPE_INTEGER,
437 		.name = "H263 P frame QP value",
438 		.minimum = 1,
439 		.maximum = 31,
440 		.step = 1,
441 		.default_value = 1,
442 	},
443 	{
444 		.id = V4L2_CID_MPEG_VIDEO_H263_B_FRAME_QP,
445 		.type = V4L2_CTRL_TYPE_INTEGER,
446 		.name = "H263 B frame QP value",
447 		.minimum = 1,
448 		.maximum = 31,
449 		.step = 1,
450 		.default_value = 1,
451 	},
452 	{
453 		.id = V4L2_CID_MPEG_VIDEO_MPEG4_I_FRAME_QP,
454 		.type = V4L2_CTRL_TYPE_INTEGER,
455 		.name = "MPEG4 I-Frame QP value",
456 		.minimum = 1,
457 		.maximum = 31,
458 		.step = 1,
459 		.default_value = 1,
460 	},
461 	{
462 		.id = V4L2_CID_MPEG_VIDEO_MPEG4_MIN_QP,
463 		.type = V4L2_CTRL_TYPE_INTEGER,
464 		.name = "MPEG4 Minimum QP value",
465 		.minimum = 1,
466 		.maximum = 31,
467 		.step = 1,
468 		.default_value = 1,
469 	},
470 	{
471 		.id = V4L2_CID_MPEG_VIDEO_MPEG4_MAX_QP,
472 		.type = V4L2_CTRL_TYPE_INTEGER,
473 		.name = "MPEG4 Maximum QP value",
474 		.minimum = 0,
475 		.maximum = 51,
476 		.step = 1,
477 		.default_value = 51,
478 	},
479 	{
480 		.id = V4L2_CID_MPEG_VIDEO_MPEG4_P_FRAME_QP,
481 		.type = V4L2_CTRL_TYPE_INTEGER,
482 		.name = "MPEG4 P frame QP value",
483 		.minimum = 1,
484 		.maximum = 31,
485 		.step = 1,
486 		.default_value = 1,
487 	},
488 	{
489 		.id = V4L2_CID_MPEG_VIDEO_MPEG4_B_FRAME_QP,
490 		.type = V4L2_CTRL_TYPE_INTEGER,
491 		.name = "MPEG4 B frame QP value",
492 		.minimum = 1,
493 		.maximum = 31,
494 		.step = 1,
495 		.default_value = 1,
496 	},
497 	{
498 		.id = V4L2_CID_MPEG_MFC51_VIDEO_H264_ADAPTIVE_RC_DARK,
499 		.type = V4L2_CTRL_TYPE_BOOLEAN,
500 		.name = "H264 Dark Reg Adaptive RC",
501 		.minimum = 0,
502 		.maximum = 1,
503 		.step = 1,
504 		.default_value = 0,
505 	},
506 	{
507 		.id = V4L2_CID_MPEG_MFC51_VIDEO_H264_ADAPTIVE_RC_SMOOTH,
508 		.type = V4L2_CTRL_TYPE_BOOLEAN,
509 		.name = "H264 Smooth Reg Adaptive RC",
510 		.minimum = 0,
511 		.maximum = 1,
512 		.step = 1,
513 		.default_value = 0,
514 	},
515 	{
516 		.id = V4L2_CID_MPEG_MFC51_VIDEO_H264_ADAPTIVE_RC_STATIC,
517 		.type = V4L2_CTRL_TYPE_BOOLEAN,
518 		.name = "H264 Static Reg Adaptive RC",
519 		.minimum = 0,
520 		.maximum = 1,
521 		.step = 1,
522 		.default_value = 0,
523 	},
524 	{
525 		.id = V4L2_CID_MPEG_MFC51_VIDEO_H264_ADAPTIVE_RC_ACTIVITY,
526 		.type = V4L2_CTRL_TYPE_BOOLEAN,
527 		.name = "H264 Activity Reg Adaptive RC",
528 		.minimum = 0,
529 		.maximum = 1,
530 		.step = 1,
531 		.default_value = 0,
532 	},
533 	{
534 		.id = V4L2_CID_MPEG_VIDEO_H264_VUI_SAR_ENABLE,
535 		.type = V4L2_CTRL_TYPE_BOOLEAN,
536 		.minimum = 0,
537 		.maximum = 1,
538 		.step = 1,
539 		.default_value = 0,
540 	},
541 	{
542 		.id = V4L2_CID_MPEG_VIDEO_H264_VUI_SAR_IDC,
543 		.type = V4L2_CTRL_TYPE_MENU,
544 		.minimum = V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_UNSPECIFIED,
545 		.maximum = V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_EXTENDED,
546 		.default_value = V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_UNSPECIFIED,
547 		.menu_skip_mask = 0,
548 	},
549 	{
550 		.id = V4L2_CID_MPEG_VIDEO_H264_VUI_EXT_SAR_WIDTH,
551 		.type = V4L2_CTRL_TYPE_INTEGER,
552 		.minimum = 0,
553 		.maximum = (1 << 16) - 1,
554 		.step = 1,
555 		.default_value = 0,
556 	},
557 	{
558 		.id = V4L2_CID_MPEG_VIDEO_H264_VUI_EXT_SAR_HEIGHT,
559 		.type = V4L2_CTRL_TYPE_INTEGER,
560 		.minimum = 0,
561 		.maximum = (1 << 16) - 1,
562 		.step = 1,
563 		.default_value = 0,
564 	},
565 	{
566 		.id = V4L2_CID_MPEG_VIDEO_GOP_CLOSURE,
567 		.type = V4L2_CTRL_TYPE_BOOLEAN,
568 		.minimum = 0,
569 		.maximum = 1,
570 		.step = 1,
571 		.default_value = 1,
572 	},
573 	{
574 		.id = V4L2_CID_MPEG_VIDEO_H264_I_PERIOD,
575 		.type = V4L2_CTRL_TYPE_INTEGER,
576 		.minimum = 0,
577 		.maximum = (1 << 16) - 1,
578 		.step = 1,
579 		.default_value = 0,
580 	},
581 	{
582 		.id = V4L2_CID_MPEG_VIDEO_MPEG4_PROFILE,
583 		.type = V4L2_CTRL_TYPE_MENU,
584 		.minimum = V4L2_MPEG_VIDEO_MPEG4_PROFILE_SIMPLE,
585 		.maximum = V4L2_MPEG_VIDEO_MPEG4_PROFILE_ADVANCED_SIMPLE,
586 		.default_value = V4L2_MPEG_VIDEO_MPEG4_PROFILE_SIMPLE,
587 		.menu_skip_mask = 0,
588 	},
589 	{
590 		.id = V4L2_CID_MPEG_VIDEO_MPEG4_QPEL,
591 		.type = V4L2_CTRL_TYPE_BOOLEAN,
592 		.minimum = 0,
593 		.maximum = 1,
594 		.step = 1,
595 		.default_value = 0,
596 	},
597 	{
598 		.id = V4L2_CID_MPEG_VIDEO_VPX_NUM_PARTITIONS,
599 		.type = V4L2_CTRL_TYPE_INTEGER_MENU,
600 		.maximum = V4L2_CID_MPEG_VIDEO_VPX_8_PARTITIONS,
601 		.default_value = V4L2_CID_MPEG_VIDEO_VPX_1_PARTITION,
602 		.menu_skip_mask = 0,
603 	},
604 	{
605 		.id = V4L2_CID_MPEG_VIDEO_VPX_IMD_DISABLE_4X4,
606 		.type = V4L2_CTRL_TYPE_BOOLEAN,
607 		.minimum = 0,
608 		.maximum = 1,
609 		.step = 1,
610 		.default_value = 0,
611 	},
612 	{
613 		.id = V4L2_CID_MPEG_VIDEO_VPX_NUM_REF_FRAMES,
614 		.type = V4L2_CTRL_TYPE_INTEGER_MENU,
615 		.maximum = V4L2_CID_MPEG_VIDEO_VPX_2_REF_FRAME,
616 		.default_value = V4L2_CID_MPEG_VIDEO_VPX_1_REF_FRAME,
617 		.menu_skip_mask = 0,
618 	},
619 	{
620 		.id = V4L2_CID_MPEG_VIDEO_VPX_FILTER_LEVEL,
621 		.type = V4L2_CTRL_TYPE_INTEGER,
622 		.minimum = 0,
623 		.maximum = 63,
624 		.step = 1,
625 		.default_value = 0,
626 	},
627 	{
628 		.id = V4L2_CID_MPEG_VIDEO_VPX_FILTER_SHARPNESS,
629 		.type = V4L2_CTRL_TYPE_INTEGER,
630 		.minimum = 0,
631 		.maximum = 7,
632 		.step = 1,
633 		.default_value = 0,
634 	},
635 	{
636 		.id = V4L2_CID_MPEG_VIDEO_VPX_GOLDEN_FRAME_REF_PERIOD,
637 		.type = V4L2_CTRL_TYPE_INTEGER,
638 		.minimum = 0,
639 		.maximum = (1 << 16) - 1,
640 		.step = 1,
641 		.default_value = 0,
642 	},
643 	{
644 		.id = V4L2_CID_MPEG_VIDEO_VPX_GOLDEN_FRAME_SEL,
645 		.type = V4L2_CTRL_TYPE_MENU,
646 		.minimum = V4L2_CID_MPEG_VIDEO_VPX_GOLDEN_FRAME_USE_PREV,
647 		.maximum = V4L2_CID_MPEG_VIDEO_VPX_GOLDEN_FRAME_USE_REF_PERIOD,
648 		.default_value = V4L2_CID_MPEG_VIDEO_VPX_GOLDEN_FRAME_USE_PREV,
649 		.menu_skip_mask = 0,
650 	},
651 	{
652 		.id = V4L2_CID_MPEG_VIDEO_VPX_MAX_QP,
653 		.type = V4L2_CTRL_TYPE_INTEGER,
654 		.minimum = 0,
655 		.maximum = 127,
656 		.step = 1,
657 		.default_value = 127,
658 	},
659 	{
660 		.id = V4L2_CID_MPEG_VIDEO_VPX_MIN_QP,
661 		.type = V4L2_CTRL_TYPE_INTEGER,
662 		.minimum = 0,
663 		.maximum = 11,
664 		.step = 1,
665 		.default_value = 0,
666 	},
667 	{
668 		.id = V4L2_CID_MPEG_VIDEO_VPX_I_FRAME_QP,
669 		.type = V4L2_CTRL_TYPE_INTEGER,
670 		.minimum = 0,
671 		.maximum = 127,
672 		.step = 1,
673 		.default_value = 10,
674 	},
675 	{
676 		.id = V4L2_CID_MPEG_VIDEO_VPX_P_FRAME_QP,
677 		.type = V4L2_CTRL_TYPE_INTEGER,
678 		.minimum = 0,
679 		.maximum = 127,
680 		.step = 1,
681 		.default_value = 10,
682 	},
683 	{
684 		.id = V4L2_CID_MPEG_VIDEO_VPX_PROFILE,
685 		.type = V4L2_CTRL_TYPE_INTEGER,
686 		.minimum = 0,
687 		.maximum = 3,
688 		.step = 1,
689 		.default_value = 0,
690 	},
691 	{
692 		.id = V4L2_CID_MIN_BUFFERS_FOR_OUTPUT,
693 		.type = V4L2_CTRL_TYPE_INTEGER,
694 		.name = "Minimum number of output bufs",
695 		.minimum = 1,
696 		.maximum = 32,
697 		.step = 1,
698 		.default_value = 1,
699 		.is_volatile = 1,
700 	},
701 };
702 
703 #define NUM_CTRLS ARRAY_SIZE(controls)
mfc51_get_menu(u32 id)704 static const char * const *mfc51_get_menu(u32 id)
705 {
706 	static const char * const mfc51_video_frame_skip[] = {
707 		"Disabled",
708 		"Level Limit",
709 		"VBV/CPB Limit",
710 		NULL,
711 	};
712 	static const char * const mfc51_video_force_frame[] = {
713 		"Disabled",
714 		"I Frame",
715 		"Not Coded",
716 		NULL,
717 	};
718 	switch (id) {
719 	case V4L2_CID_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE:
720 		return mfc51_video_frame_skip;
721 	case V4L2_CID_MPEG_MFC51_VIDEO_FORCE_FRAME_TYPE:
722 		return mfc51_video_force_frame;
723 	}
724 	return NULL;
725 }
726 
s5p_mfc_ctx_ready(struct s5p_mfc_ctx * ctx)727 static int s5p_mfc_ctx_ready(struct s5p_mfc_ctx *ctx)
728 {
729 	mfc_debug(2, "src=%d, dst=%d, state=%d\n",
730 		  ctx->src_queue_cnt, ctx->dst_queue_cnt, ctx->state);
731 	/* context is ready to make header */
732 	if (ctx->state == MFCINST_GOT_INST && ctx->dst_queue_cnt >= 1)
733 		return 1;
734 	/* context is ready to encode a frame */
735 	if ((ctx->state == MFCINST_RUNNING ||
736 		ctx->state == MFCINST_HEAD_PRODUCED) &&
737 		ctx->src_queue_cnt >= 1 && ctx->dst_queue_cnt >= 1)
738 		return 1;
739 	/* context is ready to encode remaining frames */
740 	if (ctx->state == MFCINST_FINISHING &&
741 		ctx->dst_queue_cnt >= 1)
742 		return 1;
743 	mfc_debug(2, "ctx is not ready\n");
744 	return 0;
745 }
746 
cleanup_ref_queue(struct s5p_mfc_ctx * ctx)747 static void cleanup_ref_queue(struct s5p_mfc_ctx *ctx)
748 {
749 	struct s5p_mfc_buf *mb_entry;
750 
751 	/* move buffers in ref queue to src queue */
752 	while (!list_empty(&ctx->ref_queue)) {
753 		mb_entry = list_entry((&ctx->ref_queue)->next,
754 						struct s5p_mfc_buf, list);
755 		list_del(&mb_entry->list);
756 		ctx->ref_queue_cnt--;
757 		list_add_tail(&mb_entry->list, &ctx->src_queue);
758 		ctx->src_queue_cnt++;
759 	}
760 	mfc_debug(2, "enc src count: %d, enc ref count: %d\n",
761 		  ctx->src_queue_cnt, ctx->ref_queue_cnt);
762 	INIT_LIST_HEAD(&ctx->ref_queue);
763 	ctx->ref_queue_cnt = 0;
764 }
765 
enc_pre_seq_start(struct s5p_mfc_ctx * ctx)766 static int enc_pre_seq_start(struct s5p_mfc_ctx *ctx)
767 {
768 	struct s5p_mfc_dev *dev = ctx->dev;
769 	struct s5p_mfc_buf *dst_mb;
770 	unsigned long dst_addr;
771 	unsigned int dst_size;
772 	unsigned long flags;
773 
774 	spin_lock_irqsave(&dev->irqlock, flags);
775 	dst_mb = list_entry(ctx->dst_queue.next, struct s5p_mfc_buf, list);
776 	dst_addr = vb2_dma_contig_plane_dma_addr(&dst_mb->b->vb2_buf, 0);
777 	dst_size = vb2_plane_size(&dst_mb->b->vb2_buf, 0);
778 	s5p_mfc_hw_call_void(dev->mfc_ops, set_enc_stream_buffer, ctx, dst_addr,
779 			dst_size);
780 	spin_unlock_irqrestore(&dev->irqlock, flags);
781 	return 0;
782 }
783 
enc_post_seq_start(struct s5p_mfc_ctx * ctx)784 static int enc_post_seq_start(struct s5p_mfc_ctx *ctx)
785 {
786 	struct s5p_mfc_dev *dev = ctx->dev;
787 	struct s5p_mfc_enc_params *p = &ctx->enc_params;
788 	struct s5p_mfc_buf *dst_mb;
789 	unsigned long flags;
790 	unsigned int enc_pb_count;
791 
792 	if (p->seq_hdr_mode == V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE) {
793 		spin_lock_irqsave(&dev->irqlock, flags);
794 		if (!list_empty(&ctx->dst_queue)) {
795 			dst_mb = list_entry(ctx->dst_queue.next,
796 					struct s5p_mfc_buf, list);
797 			list_del(&dst_mb->list);
798 			ctx->dst_queue_cnt--;
799 			vb2_set_plane_payload(&dst_mb->b->vb2_buf, 0,
800 				s5p_mfc_hw_call(dev->mfc_ops, get_enc_strm_size,
801 						dev));
802 			vb2_buffer_done(&dst_mb->b->vb2_buf,
803 					VB2_BUF_STATE_DONE);
804 		}
805 		spin_unlock_irqrestore(&dev->irqlock, flags);
806 	}
807 
808 	if (!IS_MFCV6_PLUS(dev)) {
809 		ctx->state = MFCINST_RUNNING;
810 		if (s5p_mfc_ctx_ready(ctx))
811 			set_work_bit_irqsave(ctx);
812 		s5p_mfc_hw_call_void(dev->mfc_ops, try_run, dev);
813 	} else {
814 		enc_pb_count = s5p_mfc_hw_call(dev->mfc_ops,
815 				get_enc_dpb_count, dev);
816 		if (ctx->pb_count < enc_pb_count)
817 			ctx->pb_count = enc_pb_count;
818 		ctx->state = MFCINST_HEAD_PRODUCED;
819 	}
820 
821 	return 0;
822 }
823 
enc_pre_frame_start(struct s5p_mfc_ctx * ctx)824 static int enc_pre_frame_start(struct s5p_mfc_ctx *ctx)
825 {
826 	struct s5p_mfc_dev *dev = ctx->dev;
827 	struct s5p_mfc_buf *dst_mb;
828 	struct s5p_mfc_buf *src_mb;
829 	unsigned long flags;
830 	unsigned long src_y_addr, src_c_addr, dst_addr;
831 	unsigned int dst_size;
832 
833 	spin_lock_irqsave(&dev->irqlock, flags);
834 	src_mb = list_entry(ctx->src_queue.next, struct s5p_mfc_buf, list);
835 	src_y_addr = vb2_dma_contig_plane_dma_addr(&src_mb->b->vb2_buf, 0);
836 	src_c_addr = vb2_dma_contig_plane_dma_addr(&src_mb->b->vb2_buf, 1);
837 	s5p_mfc_hw_call_void(dev->mfc_ops, set_enc_frame_buffer, ctx,
838 							src_y_addr, src_c_addr);
839 	spin_unlock_irqrestore(&dev->irqlock, flags);
840 
841 	spin_lock_irqsave(&dev->irqlock, flags);
842 	dst_mb = list_entry(ctx->dst_queue.next, struct s5p_mfc_buf, list);
843 	dst_addr = vb2_dma_contig_plane_dma_addr(&dst_mb->b->vb2_buf, 0);
844 	dst_size = vb2_plane_size(&dst_mb->b->vb2_buf, 0);
845 	s5p_mfc_hw_call_void(dev->mfc_ops, set_enc_stream_buffer, ctx, dst_addr,
846 			dst_size);
847 	spin_unlock_irqrestore(&dev->irqlock, flags);
848 
849 	return 0;
850 }
851 
enc_post_frame_start(struct s5p_mfc_ctx * ctx)852 static int enc_post_frame_start(struct s5p_mfc_ctx *ctx)
853 {
854 	struct s5p_mfc_dev *dev = ctx->dev;
855 	struct s5p_mfc_buf *mb_entry;
856 	unsigned long enc_y_addr, enc_c_addr;
857 	unsigned long mb_y_addr, mb_c_addr;
858 	int slice_type;
859 	unsigned int strm_size;
860 	unsigned long flags;
861 
862 	slice_type = s5p_mfc_hw_call(dev->mfc_ops, get_enc_slice_type, dev);
863 	strm_size = s5p_mfc_hw_call(dev->mfc_ops, get_enc_strm_size, dev);
864 	mfc_debug(2, "Encoded slice type: %d\n", slice_type);
865 	mfc_debug(2, "Encoded stream size: %d\n", strm_size);
866 	mfc_debug(2, "Display order: %d\n",
867 		  mfc_read(dev, S5P_FIMV_ENC_SI_PIC_CNT));
868 	spin_lock_irqsave(&dev->irqlock, flags);
869 	if (slice_type >= 0) {
870 		s5p_mfc_hw_call_void(dev->mfc_ops, get_enc_frame_buffer, ctx,
871 				&enc_y_addr, &enc_c_addr);
872 		list_for_each_entry(mb_entry, &ctx->src_queue, list) {
873 			mb_y_addr = vb2_dma_contig_plane_dma_addr(
874 					&mb_entry->b->vb2_buf, 0);
875 			mb_c_addr = vb2_dma_contig_plane_dma_addr(
876 					&mb_entry->b->vb2_buf, 1);
877 			if ((enc_y_addr == mb_y_addr) &&
878 						(enc_c_addr == mb_c_addr)) {
879 				list_del(&mb_entry->list);
880 				ctx->src_queue_cnt--;
881 				vb2_buffer_done(&mb_entry->b->vb2_buf,
882 							VB2_BUF_STATE_DONE);
883 				break;
884 			}
885 		}
886 		list_for_each_entry(mb_entry, &ctx->ref_queue, list) {
887 			mb_y_addr = vb2_dma_contig_plane_dma_addr(
888 					&mb_entry->b->vb2_buf, 0);
889 			mb_c_addr = vb2_dma_contig_plane_dma_addr(
890 					&mb_entry->b->vb2_buf, 1);
891 			if ((enc_y_addr == mb_y_addr) &&
892 						(enc_c_addr == mb_c_addr)) {
893 				list_del(&mb_entry->list);
894 				ctx->ref_queue_cnt--;
895 				vb2_buffer_done(&mb_entry->b->vb2_buf,
896 							VB2_BUF_STATE_DONE);
897 				break;
898 			}
899 		}
900 	}
901 	if ((ctx->src_queue_cnt > 0) && (ctx->state == MFCINST_RUNNING)) {
902 		mb_entry = list_entry(ctx->src_queue.next, struct s5p_mfc_buf,
903 									list);
904 		if (mb_entry->flags & MFC_BUF_FLAG_USED) {
905 			list_del(&mb_entry->list);
906 			ctx->src_queue_cnt--;
907 			list_add_tail(&mb_entry->list, &ctx->ref_queue);
908 			ctx->ref_queue_cnt++;
909 		}
910 	}
911 	mfc_debug(2, "enc src count: %d, enc ref count: %d\n",
912 		  ctx->src_queue_cnt, ctx->ref_queue_cnt);
913 	if ((ctx->dst_queue_cnt > 0) && (strm_size > 0)) {
914 		mb_entry = list_entry(ctx->dst_queue.next, struct s5p_mfc_buf,
915 									list);
916 		list_del(&mb_entry->list);
917 		ctx->dst_queue_cnt--;
918 		switch (slice_type) {
919 		case S5P_FIMV_ENC_SI_SLICE_TYPE_I:
920 			mb_entry->b->flags |= V4L2_BUF_FLAG_KEYFRAME;
921 			break;
922 		case S5P_FIMV_ENC_SI_SLICE_TYPE_P:
923 			mb_entry->b->flags |= V4L2_BUF_FLAG_PFRAME;
924 			break;
925 		case S5P_FIMV_ENC_SI_SLICE_TYPE_B:
926 			mb_entry->b->flags |= V4L2_BUF_FLAG_BFRAME;
927 			break;
928 		}
929 		vb2_set_plane_payload(&mb_entry->b->vb2_buf, 0, strm_size);
930 		vb2_buffer_done(&mb_entry->b->vb2_buf, VB2_BUF_STATE_DONE);
931 	}
932 	spin_unlock_irqrestore(&dev->irqlock, flags);
933 	if ((ctx->src_queue_cnt == 0) || (ctx->dst_queue_cnt == 0))
934 		clear_work_bit(ctx);
935 
936 	return 0;
937 }
938 
939 static struct s5p_mfc_codec_ops encoder_codec_ops = {
940 	.pre_seq_start		= enc_pre_seq_start,
941 	.post_seq_start		= enc_post_seq_start,
942 	.pre_frame_start	= enc_pre_frame_start,
943 	.post_frame_start	= enc_post_frame_start,
944 };
945 
946 /* Query capabilities of the device */
vidioc_querycap(struct file * file,void * priv,struct v4l2_capability * cap)947 static int vidioc_querycap(struct file *file, void *priv,
948 			   struct v4l2_capability *cap)
949 {
950 	struct s5p_mfc_dev *dev = video_drvdata(file);
951 
952 	strncpy(cap->driver, dev->plat_dev->name, sizeof(cap->driver) - 1);
953 	strncpy(cap->card, dev->plat_dev->name, sizeof(cap->card) - 1);
954 	cap->bus_info[0] = 0;
955 	/*
956 	 * This is only a mem-to-mem video device. The capture and output
957 	 * device capability flags are left only for backward compatibility
958 	 * and are scheduled for removal.
959 	 */
960 	cap->device_caps = V4L2_CAP_VIDEO_M2M_MPLANE | V4L2_CAP_STREAMING;
961 	cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS;
962 	return 0;
963 }
964 
vidioc_enum_fmt(struct file * file,struct v4l2_fmtdesc * f,bool out)965 static int vidioc_enum_fmt(struct file *file, struct v4l2_fmtdesc *f,
966 							bool out)
967 {
968 	struct s5p_mfc_dev *dev = video_drvdata(file);
969 	struct s5p_mfc_fmt *fmt;
970 	int i, j = 0;
971 
972 	for (i = 0; i < ARRAY_SIZE(formats); ++i) {
973 		if (out && formats[i].type != MFC_FMT_RAW)
974 			continue;
975 		else if (!out && formats[i].type != MFC_FMT_ENC)
976 			continue;
977 		else if ((dev->variant->version_bit & formats[i].versions) == 0)
978 			continue;
979 
980 		if (j == f->index) {
981 			fmt = &formats[i];
982 			strlcpy(f->description, fmt->name,
983 				sizeof(f->description));
984 			f->pixelformat = fmt->fourcc;
985 			return 0;
986 		}
987 		++j;
988 	}
989 	return -EINVAL;
990 }
991 
vidioc_enum_fmt_vid_cap_mplane(struct file * file,void * pirv,struct v4l2_fmtdesc * f)992 static int vidioc_enum_fmt_vid_cap_mplane(struct file *file, void *pirv,
993 					  struct v4l2_fmtdesc *f)
994 {
995 	return vidioc_enum_fmt(file, f, false);
996 }
997 
vidioc_enum_fmt_vid_out_mplane(struct file * file,void * prov,struct v4l2_fmtdesc * f)998 static int vidioc_enum_fmt_vid_out_mplane(struct file *file, void *prov,
999 					  struct v4l2_fmtdesc *f)
1000 {
1001 	return vidioc_enum_fmt(file, f, true);
1002 }
1003 
vidioc_g_fmt(struct file * file,void * priv,struct v4l2_format * f)1004 static int vidioc_g_fmt(struct file *file, void *priv, struct v4l2_format *f)
1005 {
1006 	struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
1007 	struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp;
1008 
1009 	mfc_debug(2, "f->type = %d ctx->state = %d\n", f->type, ctx->state);
1010 	if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
1011 		/* This is run on output (encoder dest) */
1012 		pix_fmt_mp->width = 0;
1013 		pix_fmt_mp->height = 0;
1014 		pix_fmt_mp->field = V4L2_FIELD_NONE;
1015 		pix_fmt_mp->pixelformat = ctx->dst_fmt->fourcc;
1016 		pix_fmt_mp->num_planes = ctx->dst_fmt->num_planes;
1017 
1018 		pix_fmt_mp->plane_fmt[0].bytesperline = ctx->enc_dst_buf_size;
1019 		pix_fmt_mp->plane_fmt[0].sizeimage = ctx->enc_dst_buf_size;
1020 	} else if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1021 		/* This is run on capture (encoder src) */
1022 		pix_fmt_mp->width = ctx->img_width;
1023 		pix_fmt_mp->height = ctx->img_height;
1024 
1025 		pix_fmt_mp->field = V4L2_FIELD_NONE;
1026 		pix_fmt_mp->pixelformat = ctx->src_fmt->fourcc;
1027 		pix_fmt_mp->num_planes = ctx->src_fmt->num_planes;
1028 
1029 		pix_fmt_mp->plane_fmt[0].bytesperline = ctx->buf_width;
1030 		pix_fmt_mp->plane_fmt[0].sizeimage = ctx->luma_size;
1031 		pix_fmt_mp->plane_fmt[1].bytesperline = ctx->buf_width;
1032 		pix_fmt_mp->plane_fmt[1].sizeimage = ctx->chroma_size;
1033 	} else {
1034 		mfc_err("invalid buf type\n");
1035 		return -EINVAL;
1036 	}
1037 	return 0;
1038 }
1039 
vidioc_try_fmt(struct file * file,void * priv,struct v4l2_format * f)1040 static int vidioc_try_fmt(struct file *file, void *priv, struct v4l2_format *f)
1041 {
1042 	struct s5p_mfc_dev *dev = video_drvdata(file);
1043 	struct s5p_mfc_fmt *fmt;
1044 	struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp;
1045 
1046 	if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
1047 		fmt = find_format(f, MFC_FMT_ENC);
1048 		if (!fmt) {
1049 			mfc_err("failed to try output format\n");
1050 			return -EINVAL;
1051 		}
1052 		if (pix_fmt_mp->plane_fmt[0].sizeimage == 0) {
1053 			mfc_err("must be set encoding output size\n");
1054 			return -EINVAL;
1055 		}
1056 		if ((dev->variant->version_bit & fmt->versions) == 0) {
1057 			mfc_err("Unsupported format by this MFC version.\n");
1058 			return -EINVAL;
1059 		}
1060 
1061 		pix_fmt_mp->plane_fmt[0].bytesperline =
1062 			pix_fmt_mp->plane_fmt[0].sizeimage;
1063 	} else if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1064 		fmt = find_format(f, MFC_FMT_RAW);
1065 		if (!fmt) {
1066 			mfc_err("failed to try output format\n");
1067 			return -EINVAL;
1068 		}
1069 
1070 		if (fmt->num_planes != pix_fmt_mp->num_planes) {
1071 			mfc_err("failed to try output format\n");
1072 			return -EINVAL;
1073 		}
1074 		if ((dev->variant->version_bit & fmt->versions) == 0) {
1075 			mfc_err("Unsupported format by this MFC version.\n");
1076 			return -EINVAL;
1077 		}
1078 
1079 		v4l_bound_align_image(&pix_fmt_mp->width, 8, 1920, 1,
1080 			&pix_fmt_mp->height, 4, 1080, 1, 0);
1081 	} else {
1082 		mfc_err("invalid buf type\n");
1083 		return -EINVAL;
1084 	}
1085 	return 0;
1086 }
1087 
vidioc_s_fmt(struct file * file,void * priv,struct v4l2_format * f)1088 static int vidioc_s_fmt(struct file *file, void *priv, struct v4l2_format *f)
1089 {
1090 	struct s5p_mfc_dev *dev = video_drvdata(file);
1091 	struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
1092 	struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp;
1093 	int ret = 0;
1094 
1095 	ret = vidioc_try_fmt(file, priv, f);
1096 	if (ret)
1097 		return ret;
1098 	if (ctx->vq_src.streaming || ctx->vq_dst.streaming) {
1099 		v4l2_err(&dev->v4l2_dev, "%s queue busy\n", __func__);
1100 		ret = -EBUSY;
1101 		goto out;
1102 	}
1103 	if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
1104 		/* dst_fmt is validated by call to vidioc_try_fmt */
1105 		ctx->dst_fmt = find_format(f, MFC_FMT_ENC);
1106 		ctx->state = MFCINST_INIT;
1107 		ctx->codec_mode = ctx->dst_fmt->codec_mode;
1108 		ctx->enc_dst_buf_size =	pix_fmt_mp->plane_fmt[0].sizeimage;
1109 		pix_fmt_mp->plane_fmt[0].bytesperline = 0;
1110 		ctx->dst_bufs_cnt = 0;
1111 		ctx->capture_state = QUEUE_FREE;
1112 		ret = s5p_mfc_open_mfc_inst(dev, ctx);
1113 	} else if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1114 		/* src_fmt is validated by call to vidioc_try_fmt */
1115 		ctx->src_fmt = find_format(f, MFC_FMT_RAW);
1116 		ctx->img_width = pix_fmt_mp->width;
1117 		ctx->img_height = pix_fmt_mp->height;
1118 		mfc_debug(2, "codec number: %d\n", ctx->src_fmt->codec_mode);
1119 		mfc_debug(2, "fmt - w: %d, h: %d, ctx - w: %d, h: %d\n",
1120 			pix_fmt_mp->width, pix_fmt_mp->height,
1121 			ctx->img_width, ctx->img_height);
1122 
1123 		s5p_mfc_hw_call_void(dev->mfc_ops, enc_calc_src_size, ctx);
1124 		pix_fmt_mp->plane_fmt[0].sizeimage = ctx->luma_size;
1125 		pix_fmt_mp->plane_fmt[0].bytesperline = ctx->buf_width;
1126 		pix_fmt_mp->plane_fmt[1].sizeimage = ctx->chroma_size;
1127 		pix_fmt_mp->plane_fmt[1].bytesperline = ctx->buf_width;
1128 
1129 		ctx->src_bufs_cnt = 0;
1130 		ctx->output_state = QUEUE_FREE;
1131 	} else {
1132 		mfc_err("invalid buf type\n");
1133 		ret = -EINVAL;
1134 	}
1135 out:
1136 	mfc_debug_leave();
1137 	return ret;
1138 }
1139 
vidioc_reqbufs(struct file * file,void * priv,struct v4l2_requestbuffers * reqbufs)1140 static int vidioc_reqbufs(struct file *file, void *priv,
1141 					  struct v4l2_requestbuffers *reqbufs)
1142 {
1143 	struct s5p_mfc_dev *dev = video_drvdata(file);
1144 	struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
1145 	int ret = 0;
1146 
1147 	/* if memory is not mmp or userptr return error */
1148 	if ((reqbufs->memory != V4L2_MEMORY_MMAP) &&
1149 		(reqbufs->memory != V4L2_MEMORY_USERPTR))
1150 		return -EINVAL;
1151 	if (reqbufs->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
1152 		if (reqbufs->count == 0) {
1153 			ret = vb2_reqbufs(&ctx->vq_dst, reqbufs);
1154 			ctx->capture_state = QUEUE_FREE;
1155 			return ret;
1156 		}
1157 		if (ctx->capture_state != QUEUE_FREE) {
1158 			mfc_err("invalid capture state: %d\n",
1159 							ctx->capture_state);
1160 			return -EINVAL;
1161 		}
1162 		ret = vb2_reqbufs(&ctx->vq_dst, reqbufs);
1163 		if (ret != 0) {
1164 			mfc_err("error in vb2_reqbufs() for E(D)\n");
1165 			return ret;
1166 		}
1167 		ctx->capture_state = QUEUE_BUFS_REQUESTED;
1168 
1169 		ret = s5p_mfc_hw_call(ctx->dev->mfc_ops,
1170 				alloc_codec_buffers, ctx);
1171 		if (ret) {
1172 			mfc_err("Failed to allocate encoding buffers\n");
1173 			reqbufs->count = 0;
1174 			ret = vb2_reqbufs(&ctx->vq_dst, reqbufs);
1175 			return -ENOMEM;
1176 		}
1177 	} else if (reqbufs->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1178 		if (reqbufs->count == 0) {
1179 			mfc_debug(2, "Freeing buffers\n");
1180 			ret = vb2_reqbufs(&ctx->vq_src, reqbufs);
1181 			s5p_mfc_hw_call_void(dev->mfc_ops, release_codec_buffers,
1182 					ctx);
1183 			ctx->output_state = QUEUE_FREE;
1184 			return ret;
1185 		}
1186 		if (ctx->output_state != QUEUE_FREE) {
1187 			mfc_err("invalid output state: %d\n",
1188 							ctx->output_state);
1189 			return -EINVAL;
1190 		}
1191 
1192 		if (IS_MFCV6_PLUS(dev)) {
1193 			/* Check for min encoder buffers */
1194 			if (ctx->pb_count &&
1195 				(reqbufs->count < ctx->pb_count)) {
1196 				reqbufs->count = ctx->pb_count;
1197 				mfc_debug(2, "Minimum %d output buffers needed\n",
1198 						ctx->pb_count);
1199 			} else {
1200 				ctx->pb_count = reqbufs->count;
1201 			}
1202 		}
1203 
1204 		ret = vb2_reqbufs(&ctx->vq_src, reqbufs);
1205 		if (ret != 0) {
1206 			mfc_err("error in vb2_reqbufs() for E(S)\n");
1207 			return ret;
1208 		}
1209 		ctx->output_state = QUEUE_BUFS_REQUESTED;
1210 	} else {
1211 		mfc_err("invalid buf type\n");
1212 		return -EINVAL;
1213 	}
1214 	return ret;
1215 }
1216 
vidioc_querybuf(struct file * file,void * priv,struct v4l2_buffer * buf)1217 static int vidioc_querybuf(struct file *file, void *priv,
1218 						   struct v4l2_buffer *buf)
1219 {
1220 	struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
1221 	int ret = 0;
1222 
1223 	/* if memory is not mmp or userptr return error */
1224 	if ((buf->memory != V4L2_MEMORY_MMAP) &&
1225 		(buf->memory != V4L2_MEMORY_USERPTR))
1226 		return -EINVAL;
1227 	if (buf->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
1228 		if (ctx->state != MFCINST_GOT_INST) {
1229 			mfc_err("invalid context state: %d\n", ctx->state);
1230 			return -EINVAL;
1231 		}
1232 		ret = vb2_querybuf(&ctx->vq_dst, buf);
1233 		if (ret != 0) {
1234 			mfc_err("error in vb2_querybuf() for E(D)\n");
1235 			return ret;
1236 		}
1237 		buf->m.planes[0].m.mem_offset += DST_QUEUE_OFF_BASE;
1238 	} else if (buf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1239 		ret = vb2_querybuf(&ctx->vq_src, buf);
1240 		if (ret != 0) {
1241 			mfc_err("error in vb2_querybuf() for E(S)\n");
1242 			return ret;
1243 		}
1244 	} else {
1245 		mfc_err("invalid buf type\n");
1246 		return -EINVAL;
1247 	}
1248 	return ret;
1249 }
1250 
1251 /* Queue a buffer */
vidioc_qbuf(struct file * file,void * priv,struct v4l2_buffer * buf)1252 static int vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *buf)
1253 {
1254 	struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
1255 
1256 	if (ctx->state == MFCINST_ERROR) {
1257 		mfc_err("Call on QBUF after unrecoverable error\n");
1258 		return -EIO;
1259 	}
1260 	if (buf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1261 		if (ctx->state == MFCINST_FINISHING) {
1262 			mfc_err("Call on QBUF after EOS command\n");
1263 			return -EIO;
1264 		}
1265 		return vb2_qbuf(&ctx->vq_src, buf);
1266 	} else if (buf->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
1267 		return vb2_qbuf(&ctx->vq_dst, buf);
1268 	}
1269 	return -EINVAL;
1270 }
1271 
1272 /* Dequeue a buffer */
vidioc_dqbuf(struct file * file,void * priv,struct v4l2_buffer * buf)1273 static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *buf)
1274 {
1275 	const struct v4l2_event ev = {
1276 		.type = V4L2_EVENT_EOS
1277 	};
1278 	struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
1279 	int ret;
1280 
1281 	if (ctx->state == MFCINST_ERROR) {
1282 		mfc_err("Call on DQBUF after unrecoverable error\n");
1283 		return -EIO;
1284 	}
1285 	if (buf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1286 		ret = vb2_dqbuf(&ctx->vq_src, buf, file->f_flags & O_NONBLOCK);
1287 	} else if (buf->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
1288 		ret = vb2_dqbuf(&ctx->vq_dst, buf, file->f_flags & O_NONBLOCK);
1289 		if (ret == 0 && ctx->state == MFCINST_FINISHED
1290 					&& list_empty(&ctx->vq_dst.done_list))
1291 			v4l2_event_queue_fh(&ctx->fh, &ev);
1292 	} else {
1293 		ret = -EINVAL;
1294 	}
1295 
1296 	return ret;
1297 }
1298 
1299 /* Export DMA buffer */
vidioc_expbuf(struct file * file,void * priv,struct v4l2_exportbuffer * eb)1300 static int vidioc_expbuf(struct file *file, void *priv,
1301 	struct v4l2_exportbuffer *eb)
1302 {
1303 	struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
1304 
1305 	if (eb->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
1306 		return vb2_expbuf(&ctx->vq_src, eb);
1307 	if (eb->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
1308 		return vb2_expbuf(&ctx->vq_dst, eb);
1309 	return -EINVAL;
1310 }
1311 
1312 /* Stream on */
vidioc_streamon(struct file * file,void * priv,enum v4l2_buf_type type)1313 static int vidioc_streamon(struct file *file, void *priv,
1314 			   enum v4l2_buf_type type)
1315 {
1316 	struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
1317 
1318 	if (type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
1319 		return vb2_streamon(&ctx->vq_src, type);
1320 	else if (type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
1321 		return vb2_streamon(&ctx->vq_dst, type);
1322 	return -EINVAL;
1323 }
1324 
1325 /* Stream off, which equals to a pause */
vidioc_streamoff(struct file * file,void * priv,enum v4l2_buf_type type)1326 static int vidioc_streamoff(struct file *file, void *priv,
1327 			    enum v4l2_buf_type type)
1328 {
1329 	struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
1330 
1331 	if (type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
1332 		return vb2_streamoff(&ctx->vq_src, type);
1333 	else if (type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
1334 		return vb2_streamoff(&ctx->vq_dst, type);
1335 	return -EINVAL;
1336 }
1337 
h264_level(enum v4l2_mpeg_video_h264_level lvl)1338 static inline int h264_level(enum v4l2_mpeg_video_h264_level lvl)
1339 {
1340 	static unsigned int t[V4L2_MPEG_VIDEO_H264_LEVEL_4_0 + 1] = {
1341 		/* V4L2_MPEG_VIDEO_H264_LEVEL_1_0   */ 10,
1342 		/* V4L2_MPEG_VIDEO_H264_LEVEL_1B    */ 9,
1343 		/* V4L2_MPEG_VIDEO_H264_LEVEL_1_1   */ 11,
1344 		/* V4L2_MPEG_VIDEO_H264_LEVEL_1_2   */ 12,
1345 		/* V4L2_MPEG_VIDEO_H264_LEVEL_1_3   */ 13,
1346 		/* V4L2_MPEG_VIDEO_H264_LEVEL_2_0   */ 20,
1347 		/* V4L2_MPEG_VIDEO_H264_LEVEL_2_1   */ 21,
1348 		/* V4L2_MPEG_VIDEO_H264_LEVEL_2_2   */ 22,
1349 		/* V4L2_MPEG_VIDEO_H264_LEVEL_3_0   */ 30,
1350 		/* V4L2_MPEG_VIDEO_H264_LEVEL_3_1   */ 31,
1351 		/* V4L2_MPEG_VIDEO_H264_LEVEL_3_2   */ 32,
1352 		/* V4L2_MPEG_VIDEO_H264_LEVEL_4_0   */ 40,
1353 	};
1354 	return t[lvl];
1355 }
1356 
mpeg4_level(enum v4l2_mpeg_video_mpeg4_level lvl)1357 static inline int mpeg4_level(enum v4l2_mpeg_video_mpeg4_level lvl)
1358 {
1359 	static unsigned int t[V4L2_MPEG_VIDEO_MPEG4_LEVEL_5 + 1] = {
1360 		/* V4L2_MPEG_VIDEO_MPEG4_LEVEL_0    */ 0,
1361 		/* V4L2_MPEG_VIDEO_MPEG4_LEVEL_0B   */ 9,
1362 		/* V4L2_MPEG_VIDEO_MPEG4_LEVEL_1    */ 1,
1363 		/* V4L2_MPEG_VIDEO_MPEG4_LEVEL_2    */ 2,
1364 		/* V4L2_MPEG_VIDEO_MPEG4_LEVEL_3    */ 3,
1365 		/* V4L2_MPEG_VIDEO_MPEG4_LEVEL_3B   */ 7,
1366 		/* V4L2_MPEG_VIDEO_MPEG4_LEVEL_4    */ 4,
1367 		/* V4L2_MPEG_VIDEO_MPEG4_LEVEL_5    */ 5,
1368 	};
1369 	return t[lvl];
1370 }
1371 
vui_sar_idc(enum v4l2_mpeg_video_h264_vui_sar_idc sar)1372 static inline int vui_sar_idc(enum v4l2_mpeg_video_h264_vui_sar_idc sar)
1373 {
1374 	static unsigned int t[V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_EXTENDED + 1] = {
1375 		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_UNSPECIFIED     */ 0,
1376 		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_1x1             */ 1,
1377 		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_12x11           */ 2,
1378 		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_10x11           */ 3,
1379 		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_16x11           */ 4,
1380 		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_40x33           */ 5,
1381 		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_24x11           */ 6,
1382 		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_20x11           */ 7,
1383 		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_32x11           */ 8,
1384 		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_80x33           */ 9,
1385 		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_18x11           */ 10,
1386 		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_15x11           */ 11,
1387 		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_64x33           */ 12,
1388 		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_160x99          */ 13,
1389 		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_4x3             */ 14,
1390 		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_3x2             */ 15,
1391 		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_2x1             */ 16,
1392 		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_EXTENDED        */ 255,
1393 	};
1394 	return t[sar];
1395 }
1396 
s5p_mfc_enc_s_ctrl(struct v4l2_ctrl * ctrl)1397 static int s5p_mfc_enc_s_ctrl(struct v4l2_ctrl *ctrl)
1398 {
1399 	struct s5p_mfc_ctx *ctx = ctrl_to_ctx(ctrl);
1400 	struct s5p_mfc_dev *dev = ctx->dev;
1401 	struct s5p_mfc_enc_params *p = &ctx->enc_params;
1402 	int ret = 0;
1403 
1404 	switch (ctrl->id) {
1405 	case V4L2_CID_MPEG_VIDEO_GOP_SIZE:
1406 		p->gop_size = ctrl->val;
1407 		break;
1408 	case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MODE:
1409 		p->slice_mode = ctrl->val;
1410 		break;
1411 	case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_MB:
1412 		p->slice_mb = ctrl->val;
1413 		break;
1414 	case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_BYTES:
1415 		p->slice_bit = ctrl->val * 8;
1416 		break;
1417 	case V4L2_CID_MPEG_VIDEO_CYCLIC_INTRA_REFRESH_MB:
1418 		p->intra_refresh_mb = ctrl->val;
1419 		break;
1420 	case V4L2_CID_MPEG_MFC51_VIDEO_PADDING:
1421 		p->pad = ctrl->val;
1422 		break;
1423 	case V4L2_CID_MPEG_MFC51_VIDEO_PADDING_YUV:
1424 		p->pad_luma = (ctrl->val >> 16) & 0xff;
1425 		p->pad_cb = (ctrl->val >> 8) & 0xff;
1426 		p->pad_cr = (ctrl->val >> 0) & 0xff;
1427 		break;
1428 	case V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE:
1429 		p->rc_frame = ctrl->val;
1430 		break;
1431 	case V4L2_CID_MPEG_VIDEO_BITRATE:
1432 		p->rc_bitrate = ctrl->val;
1433 		break;
1434 	case V4L2_CID_MPEG_MFC51_VIDEO_RC_REACTION_COEFF:
1435 		p->rc_reaction_coeff = ctrl->val;
1436 		break;
1437 	case V4L2_CID_MPEG_MFC51_VIDEO_FORCE_FRAME_TYPE:
1438 		ctx->force_frame_type = ctrl->val;
1439 		break;
1440 	case V4L2_CID_MPEG_VIDEO_VBV_SIZE:
1441 		p->vbv_size = ctrl->val;
1442 		break;
1443 	case V4L2_CID_MPEG_VIDEO_MV_H_SEARCH_RANGE:
1444 		p->mv_h_range = ctrl->val;
1445 		break;
1446 	case V4L2_CID_MPEG_VIDEO_MV_V_SEARCH_RANGE:
1447 		p->mv_v_range = ctrl->val;
1448 		break;
1449 	case V4L2_CID_MPEG_VIDEO_H264_CPB_SIZE:
1450 		p->codec.h264.cpb_size = ctrl->val;
1451 		break;
1452 	case V4L2_CID_MPEG_VIDEO_HEADER_MODE:
1453 		p->seq_hdr_mode = ctrl->val;
1454 		break;
1455 	case V4L2_CID_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE:
1456 		p->frame_skip_mode = ctrl->val;
1457 		break;
1458 	case V4L2_CID_MPEG_MFC51_VIDEO_RC_FIXED_TARGET_BIT:
1459 		p->fixed_target_bit = ctrl->val;
1460 		break;
1461 	case V4L2_CID_MPEG_VIDEO_B_FRAMES:
1462 		p->num_b_frame = ctrl->val;
1463 		break;
1464 	case V4L2_CID_MPEG_VIDEO_H264_PROFILE:
1465 		switch (ctrl->val) {
1466 		case V4L2_MPEG_VIDEO_H264_PROFILE_MAIN:
1467 			p->codec.h264.profile =
1468 					S5P_FIMV_ENC_PROFILE_H264_MAIN;
1469 			break;
1470 		case V4L2_MPEG_VIDEO_H264_PROFILE_HIGH:
1471 			p->codec.h264.profile =
1472 					S5P_FIMV_ENC_PROFILE_H264_HIGH;
1473 			break;
1474 		case V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE:
1475 			p->codec.h264.profile =
1476 				S5P_FIMV_ENC_PROFILE_H264_BASELINE;
1477 			break;
1478 		case V4L2_MPEG_VIDEO_H264_PROFILE_CONSTRAINED_BASELINE:
1479 			if (IS_MFCV6_PLUS(dev))
1480 				p->codec.h264.profile =
1481 				S5P_FIMV_ENC_PROFILE_H264_CONSTRAINED_BASELINE;
1482 			else
1483 				ret = -EINVAL;
1484 			break;
1485 		default:
1486 			ret = -EINVAL;
1487 		}
1488 		break;
1489 	case V4L2_CID_MPEG_VIDEO_H264_LEVEL:
1490 		p->codec.h264.level_v4l2 = ctrl->val;
1491 		p->codec.h264.level = h264_level(ctrl->val);
1492 		if (p->codec.h264.level < 0) {
1493 			mfc_err("Level number is wrong\n");
1494 			ret = p->codec.h264.level;
1495 		}
1496 		break;
1497 	case V4L2_CID_MPEG_VIDEO_MPEG4_LEVEL:
1498 		p->codec.mpeg4.level_v4l2 = ctrl->val;
1499 		p->codec.mpeg4.level = mpeg4_level(ctrl->val);
1500 		if (p->codec.mpeg4.level < 0) {
1501 			mfc_err("Level number is wrong\n");
1502 			ret = p->codec.mpeg4.level;
1503 		}
1504 		break;
1505 	case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_MODE:
1506 		p->codec.h264.loop_filter_mode = ctrl->val;
1507 		break;
1508 	case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_ALPHA:
1509 		p->codec.h264.loop_filter_alpha = ctrl->val;
1510 		break;
1511 	case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_BETA:
1512 		p->codec.h264.loop_filter_beta = ctrl->val;
1513 		break;
1514 	case V4L2_CID_MPEG_VIDEO_H264_ENTROPY_MODE:
1515 		p->codec.h264.entropy_mode = ctrl->val;
1516 		break;
1517 	case V4L2_CID_MPEG_MFC51_VIDEO_H264_NUM_REF_PIC_FOR_P:
1518 		p->codec.h264.num_ref_pic_4p = ctrl->val;
1519 		break;
1520 	case V4L2_CID_MPEG_VIDEO_H264_8X8_TRANSFORM:
1521 		p->codec.h264._8x8_transform = ctrl->val;
1522 		break;
1523 	case V4L2_CID_MPEG_VIDEO_MB_RC_ENABLE:
1524 		p->rc_mb = ctrl->val;
1525 		break;
1526 	case V4L2_CID_MPEG_VIDEO_H264_I_FRAME_QP:
1527 		p->codec.h264.rc_frame_qp = ctrl->val;
1528 		break;
1529 	case V4L2_CID_MPEG_VIDEO_H264_MIN_QP:
1530 		p->codec.h264.rc_min_qp = ctrl->val;
1531 		break;
1532 	case V4L2_CID_MPEG_VIDEO_H264_MAX_QP:
1533 		p->codec.h264.rc_max_qp = ctrl->val;
1534 		break;
1535 	case V4L2_CID_MPEG_VIDEO_H264_P_FRAME_QP:
1536 		p->codec.h264.rc_p_frame_qp = ctrl->val;
1537 		break;
1538 	case V4L2_CID_MPEG_VIDEO_H264_B_FRAME_QP:
1539 		p->codec.h264.rc_b_frame_qp = ctrl->val;
1540 		break;
1541 	case V4L2_CID_MPEG_VIDEO_MPEG4_I_FRAME_QP:
1542 	case V4L2_CID_MPEG_VIDEO_H263_I_FRAME_QP:
1543 		p->codec.mpeg4.rc_frame_qp = ctrl->val;
1544 		break;
1545 	case V4L2_CID_MPEG_VIDEO_MPEG4_MIN_QP:
1546 	case V4L2_CID_MPEG_VIDEO_H263_MIN_QP:
1547 		p->codec.mpeg4.rc_min_qp = ctrl->val;
1548 		break;
1549 	case V4L2_CID_MPEG_VIDEO_MPEG4_MAX_QP:
1550 	case V4L2_CID_MPEG_VIDEO_H263_MAX_QP:
1551 		p->codec.mpeg4.rc_max_qp = ctrl->val;
1552 		break;
1553 	case V4L2_CID_MPEG_VIDEO_MPEG4_P_FRAME_QP:
1554 	case V4L2_CID_MPEG_VIDEO_H263_P_FRAME_QP:
1555 		p->codec.mpeg4.rc_p_frame_qp = ctrl->val;
1556 		break;
1557 	case V4L2_CID_MPEG_VIDEO_MPEG4_B_FRAME_QP:
1558 	case V4L2_CID_MPEG_VIDEO_H263_B_FRAME_QP:
1559 		p->codec.mpeg4.rc_b_frame_qp = ctrl->val;
1560 		break;
1561 	case V4L2_CID_MPEG_MFC51_VIDEO_H264_ADAPTIVE_RC_DARK:
1562 		p->codec.h264.rc_mb_dark = ctrl->val;
1563 		break;
1564 	case V4L2_CID_MPEG_MFC51_VIDEO_H264_ADAPTIVE_RC_SMOOTH:
1565 		p->codec.h264.rc_mb_smooth = ctrl->val;
1566 		break;
1567 	case V4L2_CID_MPEG_MFC51_VIDEO_H264_ADAPTIVE_RC_STATIC:
1568 		p->codec.h264.rc_mb_static = ctrl->val;
1569 		break;
1570 	case V4L2_CID_MPEG_MFC51_VIDEO_H264_ADAPTIVE_RC_ACTIVITY:
1571 		p->codec.h264.rc_mb_activity = ctrl->val;
1572 		break;
1573 	case V4L2_CID_MPEG_VIDEO_H264_VUI_SAR_ENABLE:
1574 		p->codec.h264.vui_sar = ctrl->val;
1575 		break;
1576 	case V4L2_CID_MPEG_VIDEO_H264_VUI_SAR_IDC:
1577 		p->codec.h264.vui_sar_idc = vui_sar_idc(ctrl->val);
1578 		break;
1579 	case V4L2_CID_MPEG_VIDEO_H264_VUI_EXT_SAR_WIDTH:
1580 		p->codec.h264.vui_ext_sar_width = ctrl->val;
1581 		break;
1582 	case V4L2_CID_MPEG_VIDEO_H264_VUI_EXT_SAR_HEIGHT:
1583 		p->codec.h264.vui_ext_sar_height = ctrl->val;
1584 		break;
1585 	case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE:
1586 		p->codec.h264.open_gop = !ctrl->val;
1587 		break;
1588 	case V4L2_CID_MPEG_VIDEO_H264_I_PERIOD:
1589 		p->codec.h264.open_gop_size = ctrl->val;
1590 		break;
1591 	case V4L2_CID_MPEG_VIDEO_MPEG4_PROFILE:
1592 		switch (ctrl->val) {
1593 		case V4L2_MPEG_VIDEO_MPEG4_PROFILE_SIMPLE:
1594 			p->codec.mpeg4.profile =
1595 				S5P_FIMV_ENC_PROFILE_MPEG4_SIMPLE;
1596 			break;
1597 		case V4L2_MPEG_VIDEO_MPEG4_PROFILE_ADVANCED_SIMPLE:
1598 			p->codec.mpeg4.profile =
1599 			S5P_FIMV_ENC_PROFILE_MPEG4_ADVANCED_SIMPLE;
1600 			break;
1601 		default:
1602 			ret = -EINVAL;
1603 		}
1604 		break;
1605 	case V4L2_CID_MPEG_VIDEO_MPEG4_QPEL:
1606 		p->codec.mpeg4.quarter_pixel = ctrl->val;
1607 		break;
1608 	case V4L2_CID_MPEG_VIDEO_VPX_NUM_PARTITIONS:
1609 		p->codec.vp8.num_partitions = ctrl->val;
1610 		break;
1611 	case V4L2_CID_MPEG_VIDEO_VPX_IMD_DISABLE_4X4:
1612 		p->codec.vp8.imd_4x4 = ctrl->val;
1613 		break;
1614 	case V4L2_CID_MPEG_VIDEO_VPX_NUM_REF_FRAMES:
1615 		p->codec.vp8.num_ref = ctrl->val;
1616 		break;
1617 	case V4L2_CID_MPEG_VIDEO_VPX_FILTER_LEVEL:
1618 		p->codec.vp8.filter_level = ctrl->val;
1619 		break;
1620 	case V4L2_CID_MPEG_VIDEO_VPX_FILTER_SHARPNESS:
1621 		p->codec.vp8.filter_sharpness = ctrl->val;
1622 		break;
1623 	case V4L2_CID_MPEG_VIDEO_VPX_GOLDEN_FRAME_REF_PERIOD:
1624 		p->codec.vp8.golden_frame_ref_period = ctrl->val;
1625 		break;
1626 	case V4L2_CID_MPEG_VIDEO_VPX_GOLDEN_FRAME_SEL:
1627 		p->codec.vp8.golden_frame_sel = ctrl->val;
1628 		break;
1629 	case V4L2_CID_MPEG_VIDEO_VPX_MIN_QP:
1630 		p->codec.vp8.rc_min_qp = ctrl->val;
1631 		break;
1632 	case V4L2_CID_MPEG_VIDEO_VPX_MAX_QP:
1633 		p->codec.vp8.rc_max_qp = ctrl->val;
1634 		break;
1635 	case V4L2_CID_MPEG_VIDEO_VPX_I_FRAME_QP:
1636 		p->codec.vp8.rc_frame_qp = ctrl->val;
1637 		break;
1638 	case V4L2_CID_MPEG_VIDEO_VPX_P_FRAME_QP:
1639 		p->codec.vp8.rc_p_frame_qp = ctrl->val;
1640 		break;
1641 	case V4L2_CID_MPEG_VIDEO_VPX_PROFILE:
1642 		p->codec.vp8.profile = ctrl->val;
1643 		break;
1644 	default:
1645 		v4l2_err(&dev->v4l2_dev, "Invalid control, id=%d, val=%d\n",
1646 							ctrl->id, ctrl->val);
1647 		ret = -EINVAL;
1648 	}
1649 	return ret;
1650 }
1651 
s5p_mfc_enc_g_v_ctrl(struct v4l2_ctrl * ctrl)1652 static int s5p_mfc_enc_g_v_ctrl(struct v4l2_ctrl *ctrl)
1653 {
1654 	struct s5p_mfc_ctx *ctx = ctrl_to_ctx(ctrl);
1655 	struct s5p_mfc_dev *dev = ctx->dev;
1656 
1657 	switch (ctrl->id) {
1658 	case V4L2_CID_MIN_BUFFERS_FOR_OUTPUT:
1659 		if (ctx->state >= MFCINST_HEAD_PARSED &&
1660 		    ctx->state < MFCINST_ABORT) {
1661 			ctrl->val = ctx->pb_count;
1662 			break;
1663 		} else if (ctx->state != MFCINST_INIT) {
1664 			v4l2_err(&dev->v4l2_dev, "Encoding not initialised\n");
1665 			return -EINVAL;
1666 		}
1667 		/* Should wait for the header to be produced */
1668 		s5p_mfc_wait_for_done_ctx(ctx,
1669 				S5P_MFC_R2H_CMD_SEQ_DONE_RET, 0);
1670 		if (ctx->state >= MFCINST_HEAD_PARSED &&
1671 		    ctx->state < MFCINST_ABORT) {
1672 			ctrl->val = ctx->pb_count;
1673 		} else {
1674 			v4l2_err(&dev->v4l2_dev, "Encoding not initialised\n");
1675 			return -EINVAL;
1676 		}
1677 		break;
1678 	}
1679 	return 0;
1680 }
1681 
1682 static const struct v4l2_ctrl_ops s5p_mfc_enc_ctrl_ops = {
1683 	.s_ctrl = s5p_mfc_enc_s_ctrl,
1684 	.g_volatile_ctrl = s5p_mfc_enc_g_v_ctrl,
1685 };
1686 
vidioc_s_parm(struct file * file,void * priv,struct v4l2_streamparm * a)1687 static int vidioc_s_parm(struct file *file, void *priv,
1688 			 struct v4l2_streamparm *a)
1689 {
1690 	struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
1691 
1692 	if (a->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1693 		ctx->enc_params.rc_framerate_num =
1694 					a->parm.output.timeperframe.denominator;
1695 		ctx->enc_params.rc_framerate_denom =
1696 					a->parm.output.timeperframe.numerator;
1697 	} else {
1698 		mfc_err("Setting FPS is only possible for the output queue\n");
1699 		return -EINVAL;
1700 	}
1701 	return 0;
1702 }
1703 
vidioc_g_parm(struct file * file,void * priv,struct v4l2_streamparm * a)1704 static int vidioc_g_parm(struct file *file, void *priv,
1705 			 struct v4l2_streamparm *a)
1706 {
1707 	struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
1708 
1709 	if (a->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) {
1710 		a->parm.output.timeperframe.denominator =
1711 					ctx->enc_params.rc_framerate_num;
1712 		a->parm.output.timeperframe.numerator =
1713 					ctx->enc_params.rc_framerate_denom;
1714 	} else {
1715 		mfc_err("Setting FPS is only possible for the output queue\n");
1716 		return -EINVAL;
1717 	}
1718 	return 0;
1719 }
1720 
vidioc_encoder_cmd(struct file * file,void * priv,struct v4l2_encoder_cmd * cmd)1721 static int vidioc_encoder_cmd(struct file *file, void *priv,
1722 			      struct v4l2_encoder_cmd *cmd)
1723 {
1724 	struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
1725 	struct s5p_mfc_dev *dev = ctx->dev;
1726 	struct s5p_mfc_buf *buf;
1727 	unsigned long flags;
1728 
1729 	switch (cmd->cmd) {
1730 	case V4L2_ENC_CMD_STOP:
1731 		if (cmd->flags != 0)
1732 			return -EINVAL;
1733 
1734 		if (!ctx->vq_src.streaming)
1735 			return -EINVAL;
1736 
1737 		spin_lock_irqsave(&dev->irqlock, flags);
1738 		if (list_empty(&ctx->src_queue)) {
1739 			mfc_debug(2, "EOS: empty src queue, entering finishing state\n");
1740 			ctx->state = MFCINST_FINISHING;
1741 			if (s5p_mfc_ctx_ready(ctx))
1742 				set_work_bit_irqsave(ctx);
1743 			spin_unlock_irqrestore(&dev->irqlock, flags);
1744 			s5p_mfc_hw_call_void(dev->mfc_ops, try_run, dev);
1745 		} else {
1746 			mfc_debug(2, "EOS: marking last buffer of stream\n");
1747 			buf = list_entry(ctx->src_queue.prev,
1748 						struct s5p_mfc_buf, list);
1749 			if (buf->flags & MFC_BUF_FLAG_USED)
1750 				ctx->state = MFCINST_FINISHING;
1751 			else
1752 				buf->flags |= MFC_BUF_FLAG_EOS;
1753 			spin_unlock_irqrestore(&dev->irqlock, flags);
1754 		}
1755 		break;
1756 	default:
1757 		return -EINVAL;
1758 
1759 	}
1760 	return 0;
1761 }
1762 
vidioc_subscribe_event(struct v4l2_fh * fh,const struct v4l2_event_subscription * sub)1763 static int vidioc_subscribe_event(struct v4l2_fh *fh,
1764 				  const struct v4l2_event_subscription *sub)
1765 {
1766 	switch (sub->type) {
1767 	case V4L2_EVENT_EOS:
1768 		return v4l2_event_subscribe(fh, sub, 2, NULL);
1769 	default:
1770 		return -EINVAL;
1771 	}
1772 }
1773 
1774 static const struct v4l2_ioctl_ops s5p_mfc_enc_ioctl_ops = {
1775 	.vidioc_querycap = vidioc_querycap,
1776 	.vidioc_enum_fmt_vid_cap_mplane = vidioc_enum_fmt_vid_cap_mplane,
1777 	.vidioc_enum_fmt_vid_out_mplane = vidioc_enum_fmt_vid_out_mplane,
1778 	.vidioc_g_fmt_vid_cap_mplane = vidioc_g_fmt,
1779 	.vidioc_g_fmt_vid_out_mplane = vidioc_g_fmt,
1780 	.vidioc_try_fmt_vid_cap_mplane = vidioc_try_fmt,
1781 	.vidioc_try_fmt_vid_out_mplane = vidioc_try_fmt,
1782 	.vidioc_s_fmt_vid_cap_mplane = vidioc_s_fmt,
1783 	.vidioc_s_fmt_vid_out_mplane = vidioc_s_fmt,
1784 	.vidioc_reqbufs = vidioc_reqbufs,
1785 	.vidioc_querybuf = vidioc_querybuf,
1786 	.vidioc_qbuf = vidioc_qbuf,
1787 	.vidioc_dqbuf = vidioc_dqbuf,
1788 	.vidioc_expbuf = vidioc_expbuf,
1789 	.vidioc_streamon = vidioc_streamon,
1790 	.vidioc_streamoff = vidioc_streamoff,
1791 	.vidioc_s_parm = vidioc_s_parm,
1792 	.vidioc_g_parm = vidioc_g_parm,
1793 	.vidioc_encoder_cmd = vidioc_encoder_cmd,
1794 	.vidioc_subscribe_event = vidioc_subscribe_event,
1795 	.vidioc_unsubscribe_event = v4l2_event_unsubscribe,
1796 };
1797 
check_vb_with_fmt(struct s5p_mfc_fmt * fmt,struct vb2_buffer * vb)1798 static int check_vb_with_fmt(struct s5p_mfc_fmt *fmt, struct vb2_buffer *vb)
1799 {
1800 	int i;
1801 
1802 	if (!fmt)
1803 		return -EINVAL;
1804 	if (fmt->num_planes != vb->num_planes) {
1805 		mfc_err("invalid plane number for the format\n");
1806 		return -EINVAL;
1807 	}
1808 	for (i = 0; i < fmt->num_planes; i++) {
1809 		dma_addr_t dma = vb2_dma_contig_plane_dma_addr(vb, i);
1810 		if (!dma) {
1811 			mfc_err("failed to get plane cookie\n");
1812 			return -EINVAL;
1813 		}
1814 		mfc_debug(2, "index: %d, plane[%d] cookie: %pad\n",
1815 			  vb->index, i, &dma);
1816 	}
1817 	return 0;
1818 }
1819 
s5p_mfc_queue_setup(struct vb2_queue * vq,const void * parg,unsigned int * buf_count,unsigned int * plane_count,unsigned int psize[],void * allocators[])1820 static int s5p_mfc_queue_setup(struct vb2_queue *vq,
1821 			const void *parg,
1822 			unsigned int *buf_count, unsigned int *plane_count,
1823 			unsigned int psize[], void *allocators[])
1824 {
1825 	struct s5p_mfc_ctx *ctx = fh_to_ctx(vq->drv_priv);
1826 	struct s5p_mfc_dev *dev = ctx->dev;
1827 
1828 	if (vq->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
1829 		if (ctx->state != MFCINST_GOT_INST) {
1830 			mfc_err("invalid state: %d\n", ctx->state);
1831 			return -EINVAL;
1832 		}
1833 
1834 		if (ctx->dst_fmt)
1835 			*plane_count = ctx->dst_fmt->num_planes;
1836 		else
1837 			*plane_count = MFC_ENC_CAP_PLANE_COUNT;
1838 		if (*buf_count < 1)
1839 			*buf_count = 1;
1840 		if (*buf_count > MFC_MAX_BUFFERS)
1841 			*buf_count = MFC_MAX_BUFFERS;
1842 		psize[0] = ctx->enc_dst_buf_size;
1843 		allocators[0] = ctx->dev->alloc_ctx[MFC_BANK1_ALLOC_CTX];
1844 	} else if (vq->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1845 		if (ctx->src_fmt)
1846 			*plane_count = ctx->src_fmt->num_planes;
1847 		else
1848 			*plane_count = MFC_ENC_OUT_PLANE_COUNT;
1849 
1850 		if (*buf_count < 1)
1851 			*buf_count = 1;
1852 		if (*buf_count > MFC_MAX_BUFFERS)
1853 			*buf_count = MFC_MAX_BUFFERS;
1854 
1855 		psize[0] = ctx->luma_size;
1856 		psize[1] = ctx->chroma_size;
1857 
1858 		if (IS_MFCV6_PLUS(dev)) {
1859 			allocators[0] =
1860 				ctx->dev->alloc_ctx[MFC_BANK1_ALLOC_CTX];
1861 			allocators[1] =
1862 				ctx->dev->alloc_ctx[MFC_BANK1_ALLOC_CTX];
1863 		} else {
1864 			allocators[0] =
1865 				ctx->dev->alloc_ctx[MFC_BANK2_ALLOC_CTX];
1866 			allocators[1] =
1867 				ctx->dev->alloc_ctx[MFC_BANK2_ALLOC_CTX];
1868 		}
1869 	} else {
1870 		mfc_err("invalid queue type: %d\n", vq->type);
1871 		return -EINVAL;
1872 	}
1873 	return 0;
1874 }
1875 
s5p_mfc_buf_init(struct vb2_buffer * vb)1876 static int s5p_mfc_buf_init(struct vb2_buffer *vb)
1877 {
1878 	struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
1879 	struct vb2_queue *vq = vb->vb2_queue;
1880 	struct s5p_mfc_ctx *ctx = fh_to_ctx(vq->drv_priv);
1881 	unsigned int i;
1882 	int ret;
1883 
1884 	if (vq->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
1885 		ret = check_vb_with_fmt(ctx->dst_fmt, vb);
1886 		if (ret < 0)
1887 			return ret;
1888 		i = vb->index;
1889 		ctx->dst_bufs[i].b = vbuf;
1890 		ctx->dst_bufs[i].cookie.stream =
1891 					vb2_dma_contig_plane_dma_addr(vb, 0);
1892 		ctx->dst_bufs_cnt++;
1893 	} else if (vq->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1894 		ret = check_vb_with_fmt(ctx->src_fmt, vb);
1895 		if (ret < 0)
1896 			return ret;
1897 		i = vb->index;
1898 		ctx->src_bufs[i].b = vbuf;
1899 		ctx->src_bufs[i].cookie.raw.luma =
1900 					vb2_dma_contig_plane_dma_addr(vb, 0);
1901 		ctx->src_bufs[i].cookie.raw.chroma =
1902 					vb2_dma_contig_plane_dma_addr(vb, 1);
1903 		ctx->src_bufs_cnt++;
1904 	} else {
1905 		mfc_err("invalid queue type: %d\n", vq->type);
1906 		return -EINVAL;
1907 	}
1908 	return 0;
1909 }
1910 
s5p_mfc_buf_prepare(struct vb2_buffer * vb)1911 static int s5p_mfc_buf_prepare(struct vb2_buffer *vb)
1912 {
1913 	struct vb2_queue *vq = vb->vb2_queue;
1914 	struct s5p_mfc_ctx *ctx = fh_to_ctx(vq->drv_priv);
1915 	int ret;
1916 
1917 	if (vq->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
1918 		ret = check_vb_with_fmt(ctx->dst_fmt, vb);
1919 		if (ret < 0)
1920 			return ret;
1921 		mfc_debug(2, "plane size: %ld, dst size: %zu\n",
1922 			vb2_plane_size(vb, 0), ctx->enc_dst_buf_size);
1923 		if (vb2_plane_size(vb, 0) < ctx->enc_dst_buf_size) {
1924 			mfc_err("plane size is too small for capture\n");
1925 			return -EINVAL;
1926 		}
1927 	} else if (vq->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1928 		ret = check_vb_with_fmt(ctx->src_fmt, vb);
1929 		if (ret < 0)
1930 			return ret;
1931 		mfc_debug(2, "plane size: %ld, luma size: %d\n",
1932 			vb2_plane_size(vb, 0), ctx->luma_size);
1933 		mfc_debug(2, "plane size: %ld, chroma size: %d\n",
1934 			vb2_plane_size(vb, 1), ctx->chroma_size);
1935 		if (vb2_plane_size(vb, 0) < ctx->luma_size ||
1936 		    vb2_plane_size(vb, 1) < ctx->chroma_size) {
1937 			mfc_err("plane size is too small for output\n");
1938 			return -EINVAL;
1939 		}
1940 	} else {
1941 		mfc_err("invalid queue type: %d\n", vq->type);
1942 		return -EINVAL;
1943 	}
1944 	return 0;
1945 }
1946 
s5p_mfc_start_streaming(struct vb2_queue * q,unsigned int count)1947 static int s5p_mfc_start_streaming(struct vb2_queue *q, unsigned int count)
1948 {
1949 	struct s5p_mfc_ctx *ctx = fh_to_ctx(q->drv_priv);
1950 	struct s5p_mfc_dev *dev = ctx->dev;
1951 
1952 	if (IS_MFCV6_PLUS(dev) &&
1953 			(q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)) {
1954 
1955 		if ((ctx->state == MFCINST_GOT_INST) &&
1956 			(dev->curr_ctx == ctx->num) && dev->hw_lock) {
1957 			s5p_mfc_wait_for_done_ctx(ctx,
1958 						S5P_MFC_R2H_CMD_SEQ_DONE_RET,
1959 						0);
1960 		}
1961 
1962 		if (ctx->src_bufs_cnt < ctx->pb_count) {
1963 			mfc_err("Need minimum %d OUTPUT buffers\n",
1964 					ctx->pb_count);
1965 			return -ENOBUFS;
1966 		}
1967 	}
1968 
1969 	/* If context is ready then dev = work->data;schedule it to run */
1970 	if (s5p_mfc_ctx_ready(ctx))
1971 		set_work_bit_irqsave(ctx);
1972 	s5p_mfc_hw_call_void(dev->mfc_ops, try_run, dev);
1973 
1974 	return 0;
1975 }
1976 
s5p_mfc_stop_streaming(struct vb2_queue * q)1977 static void s5p_mfc_stop_streaming(struct vb2_queue *q)
1978 {
1979 	unsigned long flags;
1980 	struct s5p_mfc_ctx *ctx = fh_to_ctx(q->drv_priv);
1981 	struct s5p_mfc_dev *dev = ctx->dev;
1982 
1983 	if ((ctx->state == MFCINST_FINISHING ||
1984 		ctx->state == MFCINST_RUNNING) &&
1985 		dev->curr_ctx == ctx->num && dev->hw_lock) {
1986 		ctx->state = MFCINST_ABORT;
1987 		s5p_mfc_wait_for_done_ctx(ctx, S5P_MFC_R2H_CMD_FRAME_DONE_RET,
1988 					  0);
1989 	}
1990 	ctx->state = MFCINST_FINISHED;
1991 	spin_lock_irqsave(&dev->irqlock, flags);
1992 	if (q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
1993 		s5p_mfc_hw_call_void(dev->mfc_ops, cleanup_queue,
1994 						&ctx->dst_queue, &ctx->vq_dst);
1995 		INIT_LIST_HEAD(&ctx->dst_queue);
1996 		ctx->dst_queue_cnt = 0;
1997 	}
1998 	if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1999 		cleanup_ref_queue(ctx);
2000 		s5p_mfc_hw_call_void(dev->mfc_ops, cleanup_queue, &ctx->src_queue,
2001 				&ctx->vq_src);
2002 		INIT_LIST_HEAD(&ctx->src_queue);
2003 		ctx->src_queue_cnt = 0;
2004 	}
2005 	spin_unlock_irqrestore(&dev->irqlock, flags);
2006 }
2007 
s5p_mfc_buf_queue(struct vb2_buffer * vb)2008 static void s5p_mfc_buf_queue(struct vb2_buffer *vb)
2009 {
2010 	struct vb2_queue *vq = vb->vb2_queue;
2011 	struct s5p_mfc_ctx *ctx = fh_to_ctx(vq->drv_priv);
2012 	struct s5p_mfc_dev *dev = ctx->dev;
2013 	unsigned long flags;
2014 	struct s5p_mfc_buf *mfc_buf;
2015 
2016 	if (ctx->state == MFCINST_ERROR) {
2017 		vb2_buffer_done(vb, VB2_BUF_STATE_ERROR);
2018 		cleanup_ref_queue(ctx);
2019 		return;
2020 	}
2021 	if (vq->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
2022 		mfc_buf = &ctx->dst_bufs[vb->index];
2023 		mfc_buf->flags &= ~MFC_BUF_FLAG_USED;
2024 		/* Mark destination as available for use by MFC */
2025 		spin_lock_irqsave(&dev->irqlock, flags);
2026 		list_add_tail(&mfc_buf->list, &ctx->dst_queue);
2027 		ctx->dst_queue_cnt++;
2028 		spin_unlock_irqrestore(&dev->irqlock, flags);
2029 	} else if (vq->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
2030 		mfc_buf = &ctx->src_bufs[vb->index];
2031 		mfc_buf->flags &= ~MFC_BUF_FLAG_USED;
2032 		spin_lock_irqsave(&dev->irqlock, flags);
2033 		list_add_tail(&mfc_buf->list, &ctx->src_queue);
2034 		ctx->src_queue_cnt++;
2035 		spin_unlock_irqrestore(&dev->irqlock, flags);
2036 	} else {
2037 		mfc_err("unsupported buffer type (%d)\n", vq->type);
2038 	}
2039 	if (s5p_mfc_ctx_ready(ctx))
2040 		set_work_bit_irqsave(ctx);
2041 	s5p_mfc_hw_call_void(dev->mfc_ops, try_run, dev);
2042 }
2043 
2044 static struct vb2_ops s5p_mfc_enc_qops = {
2045 	.queue_setup		= s5p_mfc_queue_setup,
2046 	.wait_prepare		= vb2_ops_wait_prepare,
2047 	.wait_finish		= vb2_ops_wait_finish,
2048 	.buf_init		= s5p_mfc_buf_init,
2049 	.buf_prepare		= s5p_mfc_buf_prepare,
2050 	.start_streaming	= s5p_mfc_start_streaming,
2051 	.stop_streaming		= s5p_mfc_stop_streaming,
2052 	.buf_queue		= s5p_mfc_buf_queue,
2053 };
2054 
get_enc_codec_ops(void)2055 struct s5p_mfc_codec_ops *get_enc_codec_ops(void)
2056 {
2057 	return &encoder_codec_ops;
2058 }
2059 
get_enc_queue_ops(void)2060 struct vb2_ops *get_enc_queue_ops(void)
2061 {
2062 	return &s5p_mfc_enc_qops;
2063 }
2064 
get_enc_v4l2_ioctl_ops(void)2065 const struct v4l2_ioctl_ops *get_enc_v4l2_ioctl_ops(void)
2066 {
2067 	return &s5p_mfc_enc_ioctl_ops;
2068 }
2069 
2070 #define IS_MFC51_PRIV(x) ((V4L2_CTRL_ID2CLASS(x) == V4L2_CTRL_CLASS_MPEG) \
2071 						&& V4L2_CTRL_DRIVER_PRIV(x))
2072 
s5p_mfc_enc_ctrls_setup(struct s5p_mfc_ctx * ctx)2073 int s5p_mfc_enc_ctrls_setup(struct s5p_mfc_ctx *ctx)
2074 {
2075 	struct v4l2_ctrl_config cfg;
2076 	int i;
2077 
2078 	v4l2_ctrl_handler_init(&ctx->ctrl_handler, NUM_CTRLS);
2079 	if (ctx->ctrl_handler.error) {
2080 		mfc_err("v4l2_ctrl_handler_init failed\n");
2081 		return ctx->ctrl_handler.error;
2082 	}
2083 	for (i = 0; i < NUM_CTRLS; i++) {
2084 		if (IS_MFC51_PRIV(controls[i].id)) {
2085 			memset(&cfg, 0, sizeof(struct v4l2_ctrl_config));
2086 			cfg.ops = &s5p_mfc_enc_ctrl_ops;
2087 			cfg.id = controls[i].id;
2088 			cfg.min = controls[i].minimum;
2089 			cfg.max = controls[i].maximum;
2090 			cfg.def = controls[i].default_value;
2091 			cfg.name = controls[i].name;
2092 			cfg.type = controls[i].type;
2093 			cfg.flags = 0;
2094 
2095 			if (cfg.type == V4L2_CTRL_TYPE_MENU) {
2096 				cfg.step = 0;
2097 				cfg.menu_skip_mask = cfg.menu_skip_mask;
2098 				cfg.qmenu = mfc51_get_menu(cfg.id);
2099 			} else {
2100 				cfg.step = controls[i].step;
2101 				cfg.menu_skip_mask = 0;
2102 			}
2103 			ctx->ctrls[i] = v4l2_ctrl_new_custom(&ctx->ctrl_handler,
2104 					&cfg, NULL);
2105 		} else {
2106 			if ((controls[i].type == V4L2_CTRL_TYPE_MENU) ||
2107 				(controls[i].type ==
2108 					V4L2_CTRL_TYPE_INTEGER_MENU)) {
2109 				ctx->ctrls[i] = v4l2_ctrl_new_std_menu(
2110 					&ctx->ctrl_handler,
2111 					&s5p_mfc_enc_ctrl_ops, controls[i].id,
2112 					controls[i].maximum, 0,
2113 					controls[i].default_value);
2114 			} else {
2115 				ctx->ctrls[i] = v4l2_ctrl_new_std(
2116 					&ctx->ctrl_handler,
2117 					&s5p_mfc_enc_ctrl_ops, controls[i].id,
2118 					controls[i].minimum,
2119 					controls[i].maximum, controls[i].step,
2120 					controls[i].default_value);
2121 			}
2122 		}
2123 		if (ctx->ctrl_handler.error) {
2124 			mfc_err("Adding control (%d) failed\n", i);
2125 			return ctx->ctrl_handler.error;
2126 		}
2127 		if (controls[i].is_volatile && ctx->ctrls[i])
2128 			ctx->ctrls[i]->flags |= V4L2_CTRL_FLAG_VOLATILE;
2129 	}
2130 	v4l2_ctrl_handler_setup(&ctx->ctrl_handler);
2131 	return 0;
2132 }
2133 
s5p_mfc_enc_ctrls_delete(struct s5p_mfc_ctx * ctx)2134 void s5p_mfc_enc_ctrls_delete(struct s5p_mfc_ctx *ctx)
2135 {
2136 	int i;
2137 
2138 	v4l2_ctrl_handler_free(&ctx->ctrl_handler);
2139 	for (i = 0; i < NUM_CTRLS; i++)
2140 		ctx->ctrls[i] = NULL;
2141 }
2142 
s5p_mfc_enc_init(struct s5p_mfc_ctx * ctx)2143 void s5p_mfc_enc_init(struct s5p_mfc_ctx *ctx)
2144 {
2145 	struct v4l2_format f;
2146 	f.fmt.pix_mp.pixelformat = DEF_SRC_FMT_ENC;
2147 	ctx->src_fmt = find_format(&f, MFC_FMT_RAW);
2148 	f.fmt.pix_mp.pixelformat = DEF_DST_FMT_ENC;
2149 	ctx->dst_fmt = find_format(&f, MFC_FMT_ENC);
2150 }
2151 
2152