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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_FORCE_KEY_FRAME,
216 		.type = V4L2_CTRL_TYPE_BUTTON,
217 		.minimum = 0,
218 		.maximum = 0,
219 		.step = 0,
220 		.default_value = 0,
221 	},
222 	{
223 		.id = V4L2_CID_MPEG_VIDEO_VBV_SIZE,
224 		.type = V4L2_CTRL_TYPE_INTEGER,
225 		.minimum = 0,
226 		.maximum = (1 << 16) - 1,
227 		.step = 1,
228 		.default_value = 0,
229 	},
230 	{
231 		.id = V4L2_CID_MPEG_VIDEO_MV_H_SEARCH_RANGE,
232 		.type = V4L2_CTRL_TYPE_INTEGER,
233 		.name = "Horizontal MV Search Range",
234 		.minimum = 16,
235 		.maximum = 128,
236 		.step = 16,
237 		.default_value = 32,
238 	},
239 	{
240 		.id = V4L2_CID_MPEG_VIDEO_MV_V_SEARCH_RANGE,
241 		.type = V4L2_CTRL_TYPE_INTEGER,
242 		.name = "Vertical MV Search Range",
243 		.minimum = 16,
244 		.maximum = 128,
245 		.step = 16,
246 		.default_value = 32,
247 	},
248 	{
249 		.id = V4L2_CID_MPEG_VIDEO_H264_CPB_SIZE,
250 		.type = V4L2_CTRL_TYPE_INTEGER,
251 		.minimum = 0,
252 		.maximum = (1 << 16) - 1,
253 		.step = 1,
254 		.default_value = 0,
255 	},
256 	{
257 		.id = V4L2_CID_MPEG_VIDEO_HEADER_MODE,
258 		.type = V4L2_CTRL_TYPE_MENU,
259 		.minimum = V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE,
260 		.maximum = V4L2_MPEG_VIDEO_HEADER_MODE_JOINED_WITH_1ST_FRAME,
261 		.default_value = V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE,
262 		.menu_skip_mask = 0,
263 	},
264 	{
265 		.id = V4L2_CID_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE,
266 		.type = V4L2_CTRL_TYPE_MENU,
267 		.name = "Frame Skip Enable",
268 		.minimum = V4L2_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE_DISABLED,
269 		.maximum = V4L2_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE_BUF_LIMIT,
270 		.menu_skip_mask = 0,
271 		.default_value = V4L2_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE_DISABLED,
272 	},
273 	{
274 		.id = V4L2_CID_MPEG_MFC51_VIDEO_RC_FIXED_TARGET_BIT,
275 		.type = V4L2_CTRL_TYPE_BOOLEAN,
276 		.name = "Fixed Target Bit Enable",
277 		.minimum = 0,
278 		.maximum = 1,
279 		.default_value = 0,
280 		.step = 1,
281 		.menu_skip_mask = 0,
282 	},
283 	{
284 		.id = V4L2_CID_MPEG_VIDEO_B_FRAMES,
285 		.type = V4L2_CTRL_TYPE_INTEGER,
286 		.minimum = 0,
287 		.maximum = 2,
288 		.step = 1,
289 		.default_value = 0,
290 	},
291 	{
292 		.id = V4L2_CID_MPEG_VIDEO_H264_PROFILE,
293 		.type = V4L2_CTRL_TYPE_MENU,
294 		.minimum = V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE,
295 		.maximum = V4L2_MPEG_VIDEO_H264_PROFILE_MULTIVIEW_HIGH,
296 		.default_value = V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE,
297 		.menu_skip_mask = ~(
298 				(1 << V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE) |
299 				(1 << V4L2_MPEG_VIDEO_H264_PROFILE_MAIN) |
300 				(1 << V4L2_MPEG_VIDEO_H264_PROFILE_HIGH)
301 				),
302 	},
303 	{
304 		.id = V4L2_CID_MPEG_VIDEO_H264_LEVEL,
305 		.type = V4L2_CTRL_TYPE_MENU,
306 		.minimum = V4L2_MPEG_VIDEO_H264_LEVEL_1_0,
307 		.maximum = V4L2_MPEG_VIDEO_H264_LEVEL_4_0,
308 		.default_value = V4L2_MPEG_VIDEO_H264_LEVEL_1_0,
309 	},
310 	{
311 		.id = V4L2_CID_MPEG_VIDEO_MPEG4_LEVEL,
312 		.type = V4L2_CTRL_TYPE_MENU,
313 		.minimum = V4L2_MPEG_VIDEO_MPEG4_LEVEL_0,
314 		.maximum = V4L2_MPEG_VIDEO_MPEG4_LEVEL_5,
315 		.default_value = V4L2_MPEG_VIDEO_MPEG4_LEVEL_0,
316 		.menu_skip_mask = 0,
317 	},
318 	{
319 		.id = V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_MODE,
320 		.type = V4L2_CTRL_TYPE_MENU,
321 		.minimum = V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_ENABLED,
322 		.maximum = V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_DISABLED_AT_SLICE_BOUNDARY,
323 		.default_value = V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_ENABLED,
324 		.menu_skip_mask = 0,
325 	},
326 	{
327 		.id = V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_ALPHA,
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_LOOP_FILTER_BETA,
336 		.type = V4L2_CTRL_TYPE_INTEGER,
337 		.minimum = -6,
338 		.maximum = 6,
339 		.step = 1,
340 		.default_value = 0,
341 	},
342 	{
343 		.id = V4L2_CID_MPEG_VIDEO_H264_ENTROPY_MODE,
344 		.type = V4L2_CTRL_TYPE_MENU,
345 		.minimum = V4L2_MPEG_VIDEO_H264_ENTROPY_MODE_CAVLC,
346 		.maximum = V4L2_MPEG_VIDEO_H264_ENTROPY_MODE_CABAC,
347 		.default_value = V4L2_MPEG_VIDEO_H264_ENTROPY_MODE_CAVLC,
348 		.menu_skip_mask = 0,
349 	},
350 	{
351 		.id = V4L2_CID_MPEG_MFC51_VIDEO_H264_NUM_REF_PIC_FOR_P,
352 		.type = V4L2_CTRL_TYPE_INTEGER,
353 		.name = "The Number of Ref. Pic for P",
354 		.minimum = 1,
355 		.maximum = 2,
356 		.step = 1,
357 		.default_value = 1,
358 	},
359 	{
360 		.id = V4L2_CID_MPEG_VIDEO_H264_8X8_TRANSFORM,
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_MB_RC_ENABLE,
369 		.type = V4L2_CTRL_TYPE_BOOLEAN,
370 		.minimum = 0,
371 		.maximum = 1,
372 		.step = 1,
373 		.default_value = 0,
374 	},
375 	{
376 		.id = V4L2_CID_MPEG_VIDEO_H264_I_FRAME_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_MIN_QP,
385 		.type = V4L2_CTRL_TYPE_INTEGER,
386 		.minimum = 0,
387 		.maximum = 51,
388 		.step = 1,
389 		.default_value = 1,
390 	},
391 	{
392 		.id = V4L2_CID_MPEG_VIDEO_H264_MAX_QP,
393 		.type = V4L2_CTRL_TYPE_INTEGER,
394 		.minimum = 0,
395 		.maximum = 51,
396 		.step = 1,
397 		.default_value = 51,
398 	},
399 	{
400 		.id = V4L2_CID_MPEG_VIDEO_H264_P_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_H264_B_FRAME_QP,
409 		.type = V4L2_CTRL_TYPE_INTEGER,
410 		.minimum = 0,
411 		.maximum = 51,
412 		.step = 1,
413 		.default_value = 1,
414 	},
415 	{
416 		.id = V4L2_CID_MPEG_VIDEO_H263_I_FRAME_QP,
417 		.type = V4L2_CTRL_TYPE_INTEGER,
418 		.name = "H263 I-Frame QP value",
419 		.minimum = 1,
420 		.maximum = 31,
421 		.step = 1,
422 		.default_value = 1,
423 	},
424 	{
425 		.id = V4L2_CID_MPEG_VIDEO_H263_MIN_QP,
426 		.type = V4L2_CTRL_TYPE_INTEGER,
427 		.name = "H263 Minimum QP value",
428 		.minimum = 1,
429 		.maximum = 31,
430 		.step = 1,
431 		.default_value = 1,
432 	},
433 	{
434 		.id = V4L2_CID_MPEG_VIDEO_H263_MAX_QP,
435 		.type = V4L2_CTRL_TYPE_INTEGER,
436 		.name = "H263 Maximum QP value",
437 		.minimum = 1,
438 		.maximum = 31,
439 		.step = 1,
440 		.default_value = 31,
441 	},
442 	{
443 		.id = V4L2_CID_MPEG_VIDEO_H263_P_FRAME_QP,
444 		.type = V4L2_CTRL_TYPE_INTEGER,
445 		.name = "H263 P frame QP value",
446 		.minimum = 1,
447 		.maximum = 31,
448 		.step = 1,
449 		.default_value = 1,
450 	},
451 	{
452 		.id = V4L2_CID_MPEG_VIDEO_H263_B_FRAME_QP,
453 		.type = V4L2_CTRL_TYPE_INTEGER,
454 		.name = "H263 B frame QP value",
455 		.minimum = 1,
456 		.maximum = 31,
457 		.step = 1,
458 		.default_value = 1,
459 	},
460 	{
461 		.id = V4L2_CID_MPEG_VIDEO_MPEG4_I_FRAME_QP,
462 		.type = V4L2_CTRL_TYPE_INTEGER,
463 		.name = "MPEG4 I-Frame QP value",
464 		.minimum = 1,
465 		.maximum = 31,
466 		.step = 1,
467 		.default_value = 1,
468 	},
469 	{
470 		.id = V4L2_CID_MPEG_VIDEO_MPEG4_MIN_QP,
471 		.type = V4L2_CTRL_TYPE_INTEGER,
472 		.name = "MPEG4 Minimum QP value",
473 		.minimum = 1,
474 		.maximum = 31,
475 		.step = 1,
476 		.default_value = 1,
477 	},
478 	{
479 		.id = V4L2_CID_MPEG_VIDEO_MPEG4_MAX_QP,
480 		.type = V4L2_CTRL_TYPE_INTEGER,
481 		.name = "MPEG4 Maximum QP value",
482 		.minimum = 0,
483 		.maximum = 51,
484 		.step = 1,
485 		.default_value = 51,
486 	},
487 	{
488 		.id = V4L2_CID_MPEG_VIDEO_MPEG4_P_FRAME_QP,
489 		.type = V4L2_CTRL_TYPE_INTEGER,
490 		.name = "MPEG4 P frame QP value",
491 		.minimum = 1,
492 		.maximum = 31,
493 		.step = 1,
494 		.default_value = 1,
495 	},
496 	{
497 		.id = V4L2_CID_MPEG_VIDEO_MPEG4_B_FRAME_QP,
498 		.type = V4L2_CTRL_TYPE_INTEGER,
499 		.name = "MPEG4 B frame QP value",
500 		.minimum = 1,
501 		.maximum = 31,
502 		.step = 1,
503 		.default_value = 1,
504 	},
505 	{
506 		.id = V4L2_CID_MPEG_MFC51_VIDEO_H264_ADAPTIVE_RC_DARK,
507 		.type = V4L2_CTRL_TYPE_BOOLEAN,
508 		.name = "H264 Dark Reg Adaptive RC",
509 		.minimum = 0,
510 		.maximum = 1,
511 		.step = 1,
512 		.default_value = 0,
513 	},
514 	{
515 		.id = V4L2_CID_MPEG_MFC51_VIDEO_H264_ADAPTIVE_RC_SMOOTH,
516 		.type = V4L2_CTRL_TYPE_BOOLEAN,
517 		.name = "H264 Smooth Reg Adaptive RC",
518 		.minimum = 0,
519 		.maximum = 1,
520 		.step = 1,
521 		.default_value = 0,
522 	},
523 	{
524 		.id = V4L2_CID_MPEG_MFC51_VIDEO_H264_ADAPTIVE_RC_STATIC,
525 		.type = V4L2_CTRL_TYPE_BOOLEAN,
526 		.name = "H264 Static Reg Adaptive RC",
527 		.minimum = 0,
528 		.maximum = 1,
529 		.step = 1,
530 		.default_value = 0,
531 	},
532 	{
533 		.id = V4L2_CID_MPEG_MFC51_VIDEO_H264_ADAPTIVE_RC_ACTIVITY,
534 		.type = V4L2_CTRL_TYPE_BOOLEAN,
535 		.name = "H264 Activity Reg Adaptive RC",
536 		.minimum = 0,
537 		.maximum = 1,
538 		.step = 1,
539 		.default_value = 0,
540 	},
541 	{
542 		.id = V4L2_CID_MPEG_VIDEO_H264_VUI_SAR_ENABLE,
543 		.type = V4L2_CTRL_TYPE_BOOLEAN,
544 		.minimum = 0,
545 		.maximum = 1,
546 		.step = 1,
547 		.default_value = 0,
548 	},
549 	{
550 		.id = V4L2_CID_MPEG_VIDEO_H264_VUI_SAR_IDC,
551 		.type = V4L2_CTRL_TYPE_MENU,
552 		.minimum = V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_UNSPECIFIED,
553 		.maximum = V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_EXTENDED,
554 		.default_value = V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_UNSPECIFIED,
555 		.menu_skip_mask = 0,
556 	},
557 	{
558 		.id = V4L2_CID_MPEG_VIDEO_H264_VUI_EXT_SAR_WIDTH,
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_H264_VUI_EXT_SAR_HEIGHT,
567 		.type = V4L2_CTRL_TYPE_INTEGER,
568 		.minimum = 0,
569 		.maximum = (1 << 16) - 1,
570 		.step = 1,
571 		.default_value = 0,
572 	},
573 	{
574 		.id = V4L2_CID_MPEG_VIDEO_GOP_CLOSURE,
575 		.type = V4L2_CTRL_TYPE_BOOLEAN,
576 		.minimum = 0,
577 		.maximum = 1,
578 		.step = 1,
579 		.default_value = 1,
580 	},
581 	{
582 		.id = V4L2_CID_MPEG_VIDEO_H264_I_PERIOD,
583 		.type = V4L2_CTRL_TYPE_INTEGER,
584 		.minimum = 0,
585 		.maximum = (1 << 16) - 1,
586 		.step = 1,
587 		.default_value = 0,
588 	},
589 	{
590 		.id = V4L2_CID_MPEG_VIDEO_MPEG4_PROFILE,
591 		.type = V4L2_CTRL_TYPE_MENU,
592 		.minimum = V4L2_MPEG_VIDEO_MPEG4_PROFILE_SIMPLE,
593 		.maximum = V4L2_MPEG_VIDEO_MPEG4_PROFILE_ADVANCED_SIMPLE,
594 		.default_value = V4L2_MPEG_VIDEO_MPEG4_PROFILE_SIMPLE,
595 		.menu_skip_mask = 0,
596 	},
597 	{
598 		.id = V4L2_CID_MPEG_VIDEO_MPEG4_QPEL,
599 		.type = V4L2_CTRL_TYPE_BOOLEAN,
600 		.minimum = 0,
601 		.maximum = 1,
602 		.step = 1,
603 		.default_value = 0,
604 	},
605 	{
606 		.id = V4L2_CID_MPEG_VIDEO_VPX_NUM_PARTITIONS,
607 		.type = V4L2_CTRL_TYPE_INTEGER_MENU,
608 		.maximum = V4L2_CID_MPEG_VIDEO_VPX_8_PARTITIONS,
609 		.default_value = V4L2_CID_MPEG_VIDEO_VPX_1_PARTITION,
610 		.menu_skip_mask = 0,
611 	},
612 	{
613 		.id = V4L2_CID_MPEG_VIDEO_VPX_IMD_DISABLE_4X4,
614 		.type = V4L2_CTRL_TYPE_BOOLEAN,
615 		.minimum = 0,
616 		.maximum = 1,
617 		.step = 1,
618 		.default_value = 0,
619 	},
620 	{
621 		.id = V4L2_CID_MPEG_VIDEO_VPX_NUM_REF_FRAMES,
622 		.type = V4L2_CTRL_TYPE_INTEGER_MENU,
623 		.maximum = V4L2_CID_MPEG_VIDEO_VPX_2_REF_FRAME,
624 		.default_value = V4L2_CID_MPEG_VIDEO_VPX_1_REF_FRAME,
625 		.menu_skip_mask = 0,
626 	},
627 	{
628 		.id = V4L2_CID_MPEG_VIDEO_VPX_FILTER_LEVEL,
629 		.type = V4L2_CTRL_TYPE_INTEGER,
630 		.minimum = 0,
631 		.maximum = 63,
632 		.step = 1,
633 		.default_value = 0,
634 	},
635 	{
636 		.id = V4L2_CID_MPEG_VIDEO_VPX_FILTER_SHARPNESS,
637 		.type = V4L2_CTRL_TYPE_INTEGER,
638 		.minimum = 0,
639 		.maximum = 7,
640 		.step = 1,
641 		.default_value = 0,
642 	},
643 	{
644 		.id = V4L2_CID_MPEG_VIDEO_VPX_GOLDEN_FRAME_REF_PERIOD,
645 		.type = V4L2_CTRL_TYPE_INTEGER,
646 		.minimum = 0,
647 		.maximum = (1 << 16) - 1,
648 		.step = 1,
649 		.default_value = 0,
650 	},
651 	{
652 		.id = V4L2_CID_MPEG_VIDEO_VPX_GOLDEN_FRAME_SEL,
653 		.type = V4L2_CTRL_TYPE_MENU,
654 		.minimum = V4L2_CID_MPEG_VIDEO_VPX_GOLDEN_FRAME_USE_PREV,
655 		.maximum = V4L2_CID_MPEG_VIDEO_VPX_GOLDEN_FRAME_USE_REF_PERIOD,
656 		.default_value = V4L2_CID_MPEG_VIDEO_VPX_GOLDEN_FRAME_USE_PREV,
657 		.menu_skip_mask = 0,
658 	},
659 	{
660 		.id = V4L2_CID_MPEG_VIDEO_VPX_MAX_QP,
661 		.type = V4L2_CTRL_TYPE_INTEGER,
662 		.minimum = 0,
663 		.maximum = 127,
664 		.step = 1,
665 		.default_value = 127,
666 	},
667 	{
668 		.id = V4L2_CID_MPEG_VIDEO_VPX_MIN_QP,
669 		.type = V4L2_CTRL_TYPE_INTEGER,
670 		.minimum = 0,
671 		.maximum = 11,
672 		.step = 1,
673 		.default_value = 0,
674 	},
675 	{
676 		.id = V4L2_CID_MPEG_VIDEO_VPX_I_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_P_FRAME_QP,
685 		.type = V4L2_CTRL_TYPE_INTEGER,
686 		.minimum = 0,
687 		.maximum = 127,
688 		.step = 1,
689 		.default_value = 10,
690 	},
691 	{
692 		.id = V4L2_CID_MPEG_VIDEO_VPX_PROFILE,
693 		.type = V4L2_CTRL_TYPE_INTEGER,
694 		.minimum = 0,
695 		.maximum = 3,
696 		.step = 1,
697 		.default_value = 0,
698 	},
699 	{
700 		.id = V4L2_CID_MIN_BUFFERS_FOR_OUTPUT,
701 		.type = V4L2_CTRL_TYPE_INTEGER,
702 		.name = "Minimum number of output bufs",
703 		.minimum = 1,
704 		.maximum = 32,
705 		.step = 1,
706 		.default_value = 1,
707 		.is_volatile = 1,
708 	},
709 };
710 
711 #define NUM_CTRLS ARRAY_SIZE(controls)
mfc51_get_menu(u32 id)712 static const char * const *mfc51_get_menu(u32 id)
713 {
714 	static const char * const mfc51_video_frame_skip[] = {
715 		"Disabled",
716 		"Level Limit",
717 		"VBV/CPB Limit",
718 		NULL,
719 	};
720 	static const char * const mfc51_video_force_frame[] = {
721 		"Disabled",
722 		"I Frame",
723 		"Not Coded",
724 		NULL,
725 	};
726 	switch (id) {
727 	case V4L2_CID_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE:
728 		return mfc51_video_frame_skip;
729 	case V4L2_CID_MPEG_MFC51_VIDEO_FORCE_FRAME_TYPE:
730 		return mfc51_video_force_frame;
731 	}
732 	return NULL;
733 }
734 
s5p_mfc_ctx_ready(struct s5p_mfc_ctx * ctx)735 static int s5p_mfc_ctx_ready(struct s5p_mfc_ctx *ctx)
736 {
737 	mfc_debug(2, "src=%d, dst=%d, state=%d\n",
738 		  ctx->src_queue_cnt, ctx->dst_queue_cnt, ctx->state);
739 	/* context is ready to make header */
740 	if (ctx->state == MFCINST_GOT_INST && ctx->dst_queue_cnt >= 1)
741 		return 1;
742 	/* context is ready to encode a frame */
743 	if ((ctx->state == MFCINST_RUNNING ||
744 		ctx->state == MFCINST_HEAD_PRODUCED) &&
745 		ctx->src_queue_cnt >= 1 && ctx->dst_queue_cnt >= 1)
746 		return 1;
747 	/* context is ready to encode remaining frames */
748 	if (ctx->state == MFCINST_FINISHING &&
749 		ctx->dst_queue_cnt >= 1)
750 		return 1;
751 	mfc_debug(2, "ctx is not ready\n");
752 	return 0;
753 }
754 
cleanup_ref_queue(struct s5p_mfc_ctx * ctx)755 static void cleanup_ref_queue(struct s5p_mfc_ctx *ctx)
756 {
757 	struct s5p_mfc_buf *mb_entry;
758 
759 	/* move buffers in ref queue to src queue */
760 	while (!list_empty(&ctx->ref_queue)) {
761 		mb_entry = list_entry((&ctx->ref_queue)->next,
762 						struct s5p_mfc_buf, list);
763 		list_del(&mb_entry->list);
764 		ctx->ref_queue_cnt--;
765 		list_add_tail(&mb_entry->list, &ctx->src_queue);
766 		ctx->src_queue_cnt++;
767 	}
768 	mfc_debug(2, "enc src count: %d, enc ref count: %d\n",
769 		  ctx->src_queue_cnt, ctx->ref_queue_cnt);
770 	INIT_LIST_HEAD(&ctx->ref_queue);
771 	ctx->ref_queue_cnt = 0;
772 }
773 
enc_pre_seq_start(struct s5p_mfc_ctx * ctx)774 static int enc_pre_seq_start(struct s5p_mfc_ctx *ctx)
775 {
776 	struct s5p_mfc_dev *dev = ctx->dev;
777 	struct s5p_mfc_buf *dst_mb;
778 	unsigned long dst_addr;
779 	unsigned int dst_size;
780 
781 	dst_mb = list_entry(ctx->dst_queue.next, struct s5p_mfc_buf, list);
782 	dst_addr = vb2_dma_contig_plane_dma_addr(&dst_mb->b->vb2_buf, 0);
783 	dst_size = vb2_plane_size(&dst_mb->b->vb2_buf, 0);
784 	s5p_mfc_hw_call(dev->mfc_ops, set_enc_stream_buffer, ctx, dst_addr,
785 			dst_size);
786 	return 0;
787 }
788 
enc_post_seq_start(struct s5p_mfc_ctx * ctx)789 static int enc_post_seq_start(struct s5p_mfc_ctx *ctx)
790 {
791 	struct s5p_mfc_dev *dev = ctx->dev;
792 	struct s5p_mfc_enc_params *p = &ctx->enc_params;
793 	struct s5p_mfc_buf *dst_mb;
794 	unsigned int enc_pb_count;
795 
796 	if (p->seq_hdr_mode == V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE) {
797 		if (!list_empty(&ctx->dst_queue)) {
798 			dst_mb = list_entry(ctx->dst_queue.next,
799 					struct s5p_mfc_buf, list);
800 			list_del(&dst_mb->list);
801 			ctx->dst_queue_cnt--;
802 			vb2_set_plane_payload(&dst_mb->b->vb2_buf, 0,
803 				s5p_mfc_hw_call(dev->mfc_ops, get_enc_strm_size,
804 						dev));
805 			vb2_buffer_done(&dst_mb->b->vb2_buf,
806 					VB2_BUF_STATE_DONE);
807 		}
808 	}
809 
810 	if (!IS_MFCV6_PLUS(dev)) {
811 		ctx->state = MFCINST_RUNNING;
812 		if (s5p_mfc_ctx_ready(ctx))
813 			set_work_bit_irqsave(ctx);
814 		s5p_mfc_hw_call(dev->mfc_ops, try_run, dev);
815 	} else {
816 		enc_pb_count = s5p_mfc_hw_call(dev->mfc_ops,
817 				get_enc_dpb_count, dev);
818 		if (ctx->pb_count < enc_pb_count)
819 			ctx->pb_count = enc_pb_count;
820 		ctx->state = MFCINST_HEAD_PRODUCED;
821 	}
822 
823 	return 0;
824 }
825 
enc_pre_frame_start(struct s5p_mfc_ctx * ctx)826 static int enc_pre_frame_start(struct s5p_mfc_ctx *ctx)
827 {
828 	struct s5p_mfc_dev *dev = ctx->dev;
829 	struct s5p_mfc_buf *dst_mb;
830 	struct s5p_mfc_buf *src_mb;
831 	unsigned long src_y_addr, src_c_addr, dst_addr;
832 	unsigned int dst_size;
833 
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(dev->mfc_ops, set_enc_frame_buffer, ctx,
838 							src_y_addr, src_c_addr);
839 
840 	dst_mb = list_entry(ctx->dst_queue.next, struct s5p_mfc_buf, list);
841 	dst_addr = vb2_dma_contig_plane_dma_addr(&dst_mb->b->vb2_buf, 0);
842 	dst_size = vb2_plane_size(&dst_mb->b->vb2_buf, 0);
843 	s5p_mfc_hw_call(dev->mfc_ops, set_enc_stream_buffer, ctx, dst_addr,
844 			dst_size);
845 
846 	return 0;
847 }
848 
enc_post_frame_start(struct s5p_mfc_ctx * ctx)849 static int enc_post_frame_start(struct s5p_mfc_ctx *ctx)
850 {
851 	struct s5p_mfc_dev *dev = ctx->dev;
852 	struct s5p_mfc_buf *mb_entry;
853 	unsigned long enc_y_addr, enc_c_addr;
854 	unsigned long mb_y_addr, mb_c_addr;
855 	int slice_type;
856 	unsigned int strm_size;
857 
858 	slice_type = s5p_mfc_hw_call(dev->mfc_ops, get_enc_slice_type, dev);
859 	strm_size = s5p_mfc_hw_call(dev->mfc_ops, get_enc_strm_size, dev);
860 	mfc_debug(2, "Encoded slice type: %d\n", slice_type);
861 	mfc_debug(2, "Encoded stream size: %d\n", strm_size);
862 	mfc_debug(2, "Display order: %d\n",
863 		  mfc_read(dev, S5P_FIMV_ENC_SI_PIC_CNT));
864 	if (slice_type >= 0) {
865 		s5p_mfc_hw_call(dev->mfc_ops, get_enc_frame_buffer, ctx,
866 				&enc_y_addr, &enc_c_addr);
867 		list_for_each_entry(mb_entry, &ctx->src_queue, list) {
868 			mb_y_addr = vb2_dma_contig_plane_dma_addr(
869 					&mb_entry->b->vb2_buf, 0);
870 			mb_c_addr = vb2_dma_contig_plane_dma_addr(
871 					&mb_entry->b->vb2_buf, 1);
872 			if ((enc_y_addr == mb_y_addr) &&
873 						(enc_c_addr == mb_c_addr)) {
874 				list_del(&mb_entry->list);
875 				ctx->src_queue_cnt--;
876 				vb2_buffer_done(&mb_entry->b->vb2_buf,
877 							VB2_BUF_STATE_DONE);
878 				break;
879 			}
880 		}
881 		list_for_each_entry(mb_entry, &ctx->ref_queue, list) {
882 			mb_y_addr = vb2_dma_contig_plane_dma_addr(
883 					&mb_entry->b->vb2_buf, 0);
884 			mb_c_addr = vb2_dma_contig_plane_dma_addr(
885 					&mb_entry->b->vb2_buf, 1);
886 			if ((enc_y_addr == mb_y_addr) &&
887 						(enc_c_addr == mb_c_addr)) {
888 				list_del(&mb_entry->list);
889 				ctx->ref_queue_cnt--;
890 				vb2_buffer_done(&mb_entry->b->vb2_buf,
891 							VB2_BUF_STATE_DONE);
892 				break;
893 			}
894 		}
895 	}
896 	if ((ctx->src_queue_cnt > 0) && (ctx->state == MFCINST_RUNNING)) {
897 		mb_entry = list_entry(ctx->src_queue.next, struct s5p_mfc_buf,
898 									list);
899 		if (mb_entry->flags & MFC_BUF_FLAG_USED) {
900 			list_del(&mb_entry->list);
901 			ctx->src_queue_cnt--;
902 			list_add_tail(&mb_entry->list, &ctx->ref_queue);
903 			ctx->ref_queue_cnt++;
904 		}
905 	}
906 	mfc_debug(2, "enc src count: %d, enc ref count: %d\n",
907 		  ctx->src_queue_cnt, ctx->ref_queue_cnt);
908 	if ((ctx->dst_queue_cnt > 0) && (strm_size > 0)) {
909 		mb_entry = list_entry(ctx->dst_queue.next, struct s5p_mfc_buf,
910 									list);
911 		list_del(&mb_entry->list);
912 		ctx->dst_queue_cnt--;
913 		switch (slice_type) {
914 		case S5P_FIMV_ENC_SI_SLICE_TYPE_I:
915 			mb_entry->b->flags |= V4L2_BUF_FLAG_KEYFRAME;
916 			break;
917 		case S5P_FIMV_ENC_SI_SLICE_TYPE_P:
918 			mb_entry->b->flags |= V4L2_BUF_FLAG_PFRAME;
919 			break;
920 		case S5P_FIMV_ENC_SI_SLICE_TYPE_B:
921 			mb_entry->b->flags |= V4L2_BUF_FLAG_BFRAME;
922 			break;
923 		}
924 		vb2_set_plane_payload(&mb_entry->b->vb2_buf, 0, strm_size);
925 		vb2_buffer_done(&mb_entry->b->vb2_buf, VB2_BUF_STATE_DONE);
926 	}
927 	if ((ctx->src_queue_cnt == 0) || (ctx->dst_queue_cnt == 0))
928 		clear_work_bit(ctx);
929 
930 	return 0;
931 }
932 
933 static const struct s5p_mfc_codec_ops encoder_codec_ops = {
934 	.pre_seq_start		= enc_pre_seq_start,
935 	.post_seq_start		= enc_post_seq_start,
936 	.pre_frame_start	= enc_pre_frame_start,
937 	.post_frame_start	= enc_post_frame_start,
938 };
939 
940 /* Query capabilities of the device */
vidioc_querycap(struct file * file,void * priv,struct v4l2_capability * cap)941 static int vidioc_querycap(struct file *file, void *priv,
942 			   struct v4l2_capability *cap)
943 {
944 	struct s5p_mfc_dev *dev = video_drvdata(file);
945 
946 	strncpy(cap->driver, S5P_MFC_NAME, sizeof(cap->driver) - 1);
947 	strncpy(cap->card, dev->vfd_enc->name, sizeof(cap->card) - 1);
948 	snprintf(cap->bus_info, sizeof(cap->bus_info), "platform:%s",
949 		 dev_name(&dev->plat_dev->dev));
950 	/*
951 	 * This is only a mem-to-mem video device. The capture and output
952 	 * device capability flags are left only for backward compatibility
953 	 * and are scheduled for removal.
954 	 */
955 	cap->device_caps = V4L2_CAP_VIDEO_M2M_MPLANE | V4L2_CAP_STREAMING;
956 	cap->capabilities = cap->device_caps | V4L2_CAP_DEVICE_CAPS;
957 	return 0;
958 }
959 
vidioc_enum_fmt(struct file * file,struct v4l2_fmtdesc * f,bool out)960 static int vidioc_enum_fmt(struct file *file, struct v4l2_fmtdesc *f,
961 							bool out)
962 {
963 	struct s5p_mfc_dev *dev = video_drvdata(file);
964 	struct s5p_mfc_fmt *fmt;
965 	int i, j = 0;
966 
967 	for (i = 0; i < ARRAY_SIZE(formats); ++i) {
968 		if (out && formats[i].type != MFC_FMT_RAW)
969 			continue;
970 		else if (!out && formats[i].type != MFC_FMT_ENC)
971 			continue;
972 		else if ((dev->variant->version_bit & formats[i].versions) == 0)
973 			continue;
974 
975 		if (j == f->index) {
976 			fmt = &formats[i];
977 			strlcpy(f->description, fmt->name,
978 				sizeof(f->description));
979 			f->pixelformat = fmt->fourcc;
980 			return 0;
981 		}
982 		++j;
983 	}
984 	return -EINVAL;
985 }
986 
vidioc_enum_fmt_vid_cap_mplane(struct file * file,void * pirv,struct v4l2_fmtdesc * f)987 static int vidioc_enum_fmt_vid_cap_mplane(struct file *file, void *pirv,
988 					  struct v4l2_fmtdesc *f)
989 {
990 	return vidioc_enum_fmt(file, f, false);
991 }
992 
vidioc_enum_fmt_vid_out_mplane(struct file * file,void * prov,struct v4l2_fmtdesc * f)993 static int vidioc_enum_fmt_vid_out_mplane(struct file *file, void *prov,
994 					  struct v4l2_fmtdesc *f)
995 {
996 	return vidioc_enum_fmt(file, f, true);
997 }
998 
vidioc_g_fmt(struct file * file,void * priv,struct v4l2_format * f)999 static int vidioc_g_fmt(struct file *file, void *priv, struct v4l2_format *f)
1000 {
1001 	struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
1002 	struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp;
1003 
1004 	mfc_debug(2, "f->type = %d ctx->state = %d\n", f->type, ctx->state);
1005 	if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
1006 		/* This is run on output (encoder dest) */
1007 		pix_fmt_mp->width = 0;
1008 		pix_fmt_mp->height = 0;
1009 		pix_fmt_mp->field = V4L2_FIELD_NONE;
1010 		pix_fmt_mp->pixelformat = ctx->dst_fmt->fourcc;
1011 		pix_fmt_mp->num_planes = ctx->dst_fmt->num_planes;
1012 
1013 		pix_fmt_mp->plane_fmt[0].bytesperline = ctx->enc_dst_buf_size;
1014 		pix_fmt_mp->plane_fmt[0].sizeimage = ctx->enc_dst_buf_size;
1015 	} else if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1016 		/* This is run on capture (encoder src) */
1017 		pix_fmt_mp->width = ctx->img_width;
1018 		pix_fmt_mp->height = ctx->img_height;
1019 
1020 		pix_fmt_mp->field = V4L2_FIELD_NONE;
1021 		pix_fmt_mp->pixelformat = ctx->src_fmt->fourcc;
1022 		pix_fmt_mp->num_planes = ctx->src_fmt->num_planes;
1023 
1024 		pix_fmt_mp->plane_fmt[0].bytesperline = ctx->buf_width;
1025 		pix_fmt_mp->plane_fmt[0].sizeimage = ctx->luma_size;
1026 		pix_fmt_mp->plane_fmt[1].bytesperline = ctx->buf_width;
1027 		pix_fmt_mp->plane_fmt[1].sizeimage = ctx->chroma_size;
1028 	} else {
1029 		mfc_err("invalid buf type\n");
1030 		return -EINVAL;
1031 	}
1032 	return 0;
1033 }
1034 
vidioc_try_fmt(struct file * file,void * priv,struct v4l2_format * f)1035 static int vidioc_try_fmt(struct file *file, void *priv, struct v4l2_format *f)
1036 {
1037 	struct s5p_mfc_dev *dev = video_drvdata(file);
1038 	struct s5p_mfc_fmt *fmt;
1039 	struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp;
1040 
1041 	if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
1042 		fmt = find_format(f, MFC_FMT_ENC);
1043 		if (!fmt) {
1044 			mfc_err("failed to try output format\n");
1045 			return -EINVAL;
1046 		}
1047 		if ((dev->variant->version_bit & fmt->versions) == 0) {
1048 			mfc_err("Unsupported format by this MFC version.\n");
1049 			return -EINVAL;
1050 		}
1051 
1052 		pix_fmt_mp->plane_fmt[0].bytesperline =
1053 			pix_fmt_mp->plane_fmt[0].sizeimage;
1054 	} else if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1055 		fmt = find_format(f, MFC_FMT_RAW);
1056 		if (!fmt) {
1057 			mfc_err("failed to try output format\n");
1058 			return -EINVAL;
1059 		}
1060 		if ((dev->variant->version_bit & fmt->versions) == 0) {
1061 			mfc_err("Unsupported format by this MFC version.\n");
1062 			return -EINVAL;
1063 		}
1064 
1065 		v4l_bound_align_image(&pix_fmt_mp->width, 8, 1920, 1,
1066 			&pix_fmt_mp->height, 4, 1080, 1, 0);
1067 	} else {
1068 		mfc_err("invalid buf type\n");
1069 		return -EINVAL;
1070 	}
1071 	return 0;
1072 }
1073 
vidioc_s_fmt(struct file * file,void * priv,struct v4l2_format * f)1074 static int vidioc_s_fmt(struct file *file, void *priv, struct v4l2_format *f)
1075 {
1076 	struct s5p_mfc_dev *dev = video_drvdata(file);
1077 	struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
1078 	struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp;
1079 	int ret = 0;
1080 
1081 	ret = vidioc_try_fmt(file, priv, f);
1082 	if (ret)
1083 		return ret;
1084 	if (ctx->vq_src.streaming || ctx->vq_dst.streaming) {
1085 		v4l2_err(&dev->v4l2_dev, "%s queue busy\n", __func__);
1086 		ret = -EBUSY;
1087 		goto out;
1088 	}
1089 	if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
1090 		/* dst_fmt is validated by call to vidioc_try_fmt */
1091 		ctx->dst_fmt = find_format(f, MFC_FMT_ENC);
1092 		ctx->state = MFCINST_INIT;
1093 		ctx->codec_mode = ctx->dst_fmt->codec_mode;
1094 		ctx->enc_dst_buf_size =	pix_fmt_mp->plane_fmt[0].sizeimage;
1095 		pix_fmt_mp->plane_fmt[0].bytesperline = 0;
1096 		ctx->dst_bufs_cnt = 0;
1097 		ctx->capture_state = QUEUE_FREE;
1098 		ret = s5p_mfc_open_mfc_inst(dev, ctx);
1099 	} else if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1100 		/* src_fmt is validated by call to vidioc_try_fmt */
1101 		ctx->src_fmt = find_format(f, MFC_FMT_RAW);
1102 		ctx->img_width = pix_fmt_mp->width;
1103 		ctx->img_height = pix_fmt_mp->height;
1104 		mfc_debug(2, "codec number: %d\n", ctx->src_fmt->codec_mode);
1105 		mfc_debug(2, "fmt - w: %d, h: %d, ctx - w: %d, h: %d\n",
1106 			pix_fmt_mp->width, pix_fmt_mp->height,
1107 			ctx->img_width, ctx->img_height);
1108 
1109 		s5p_mfc_hw_call(dev->mfc_ops, enc_calc_src_size, ctx);
1110 		pix_fmt_mp->plane_fmt[0].sizeimage = ctx->luma_size;
1111 		pix_fmt_mp->plane_fmt[0].bytesperline = ctx->buf_width;
1112 		pix_fmt_mp->plane_fmt[1].sizeimage = ctx->chroma_size;
1113 		pix_fmt_mp->plane_fmt[1].bytesperline = ctx->buf_width;
1114 
1115 		ctx->src_bufs_cnt = 0;
1116 		ctx->output_state = QUEUE_FREE;
1117 	} else {
1118 		mfc_err("invalid buf type\n");
1119 		ret = -EINVAL;
1120 	}
1121 out:
1122 	mfc_debug_leave();
1123 	return ret;
1124 }
1125 
vidioc_reqbufs(struct file * file,void * priv,struct v4l2_requestbuffers * reqbufs)1126 static int vidioc_reqbufs(struct file *file, void *priv,
1127 					  struct v4l2_requestbuffers *reqbufs)
1128 {
1129 	struct s5p_mfc_dev *dev = video_drvdata(file);
1130 	struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
1131 	int ret = 0;
1132 
1133 	/* if memory is not mmp or userptr return error */
1134 	if ((reqbufs->memory != V4L2_MEMORY_MMAP) &&
1135 		(reqbufs->memory != V4L2_MEMORY_USERPTR))
1136 		return -EINVAL;
1137 	if (reqbufs->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
1138 		if (reqbufs->count == 0) {
1139 			mfc_debug(2, "Freeing buffers\n");
1140 			ret = vb2_reqbufs(&ctx->vq_dst, reqbufs);
1141 			s5p_mfc_hw_call(dev->mfc_ops, release_codec_buffers,
1142 					ctx);
1143 			ctx->capture_state = QUEUE_FREE;
1144 			return ret;
1145 		}
1146 		if (ctx->capture_state != QUEUE_FREE) {
1147 			mfc_err("invalid capture state: %d\n",
1148 							ctx->capture_state);
1149 			return -EINVAL;
1150 		}
1151 		ret = vb2_reqbufs(&ctx->vq_dst, reqbufs);
1152 		if (ret != 0) {
1153 			mfc_err("error in vb2_reqbufs() for E(D)\n");
1154 			return ret;
1155 		}
1156 		ctx->capture_state = QUEUE_BUFS_REQUESTED;
1157 
1158 		ret = s5p_mfc_hw_call(ctx->dev->mfc_ops,
1159 				alloc_codec_buffers, ctx);
1160 		if (ret) {
1161 			mfc_err("Failed to allocate encoding buffers\n");
1162 			reqbufs->count = 0;
1163 			ret = vb2_reqbufs(&ctx->vq_dst, reqbufs);
1164 			return -ENOMEM;
1165 		}
1166 	} else if (reqbufs->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1167 		if (reqbufs->count == 0) {
1168 			mfc_debug(2, "Freeing buffers\n");
1169 			ret = vb2_reqbufs(&ctx->vq_src, reqbufs);
1170 			s5p_mfc_hw_call(dev->mfc_ops, release_codec_buffers,
1171 					ctx);
1172 			ctx->output_state = QUEUE_FREE;
1173 			return ret;
1174 		}
1175 		if (ctx->output_state != QUEUE_FREE) {
1176 			mfc_err("invalid output state: %d\n",
1177 							ctx->output_state);
1178 			return -EINVAL;
1179 		}
1180 
1181 		if (IS_MFCV6_PLUS(dev)) {
1182 			/* Check for min encoder buffers */
1183 			if (ctx->pb_count &&
1184 				(reqbufs->count < ctx->pb_count)) {
1185 				reqbufs->count = ctx->pb_count;
1186 				mfc_debug(2, "Minimum %d output buffers needed\n",
1187 						ctx->pb_count);
1188 			} else {
1189 				ctx->pb_count = reqbufs->count;
1190 			}
1191 		}
1192 
1193 		ret = vb2_reqbufs(&ctx->vq_src, reqbufs);
1194 		if (ret != 0) {
1195 			mfc_err("error in vb2_reqbufs() for E(S)\n");
1196 			return ret;
1197 		}
1198 		ctx->output_state = QUEUE_BUFS_REQUESTED;
1199 	} else {
1200 		mfc_err("invalid buf type\n");
1201 		return -EINVAL;
1202 	}
1203 	return ret;
1204 }
1205 
vidioc_querybuf(struct file * file,void * priv,struct v4l2_buffer * buf)1206 static int vidioc_querybuf(struct file *file, void *priv,
1207 						   struct v4l2_buffer *buf)
1208 {
1209 	struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
1210 	int ret = 0;
1211 
1212 	/* if memory is not mmp or userptr return error */
1213 	if ((buf->memory != V4L2_MEMORY_MMAP) &&
1214 		(buf->memory != V4L2_MEMORY_USERPTR))
1215 		return -EINVAL;
1216 	if (buf->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
1217 		if (ctx->state != MFCINST_GOT_INST) {
1218 			mfc_err("invalid context state: %d\n", ctx->state);
1219 			return -EINVAL;
1220 		}
1221 		ret = vb2_querybuf(&ctx->vq_dst, buf);
1222 		if (ret != 0) {
1223 			mfc_err("error in vb2_querybuf() for E(D)\n");
1224 			return ret;
1225 		}
1226 		buf->m.planes[0].m.mem_offset += DST_QUEUE_OFF_BASE;
1227 	} else if (buf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1228 		ret = vb2_querybuf(&ctx->vq_src, buf);
1229 		if (ret != 0) {
1230 			mfc_err("error in vb2_querybuf() for E(S)\n");
1231 			return ret;
1232 		}
1233 	} else {
1234 		mfc_err("invalid buf type\n");
1235 		return -EINVAL;
1236 	}
1237 	return ret;
1238 }
1239 
1240 /* Queue a buffer */
vidioc_qbuf(struct file * file,void * priv,struct v4l2_buffer * buf)1241 static int vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *buf)
1242 {
1243 	struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
1244 
1245 	if (ctx->state == MFCINST_ERROR) {
1246 		mfc_err("Call on QBUF after unrecoverable error\n");
1247 		return -EIO;
1248 	}
1249 	if (buf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1250 		if (ctx->state == MFCINST_FINISHING) {
1251 			mfc_err("Call on QBUF after EOS command\n");
1252 			return -EIO;
1253 		}
1254 		return vb2_qbuf(&ctx->vq_src, buf);
1255 	} else if (buf->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
1256 		return vb2_qbuf(&ctx->vq_dst, buf);
1257 	}
1258 	return -EINVAL;
1259 }
1260 
1261 /* Dequeue a buffer */
vidioc_dqbuf(struct file * file,void * priv,struct v4l2_buffer * buf)1262 static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *buf)
1263 {
1264 	const struct v4l2_event ev = {
1265 		.type = V4L2_EVENT_EOS
1266 	};
1267 	struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
1268 	int ret;
1269 
1270 	if (ctx->state == MFCINST_ERROR) {
1271 		mfc_err("Call on DQBUF after unrecoverable error\n");
1272 		return -EIO;
1273 	}
1274 	if (buf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1275 		ret = vb2_dqbuf(&ctx->vq_src, buf, file->f_flags & O_NONBLOCK);
1276 	} else if (buf->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
1277 		ret = vb2_dqbuf(&ctx->vq_dst, buf, file->f_flags & O_NONBLOCK);
1278 		if (ret == 0 && ctx->state == MFCINST_FINISHED
1279 					&& list_empty(&ctx->vq_dst.done_list))
1280 			v4l2_event_queue_fh(&ctx->fh, &ev);
1281 	} else {
1282 		ret = -EINVAL;
1283 	}
1284 
1285 	return ret;
1286 }
1287 
1288 /* Export DMA buffer */
vidioc_expbuf(struct file * file,void * priv,struct v4l2_exportbuffer * eb)1289 static int vidioc_expbuf(struct file *file, void *priv,
1290 	struct v4l2_exportbuffer *eb)
1291 {
1292 	struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
1293 
1294 	if (eb->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
1295 		return vb2_expbuf(&ctx->vq_src, eb);
1296 	if (eb->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
1297 		return vb2_expbuf(&ctx->vq_dst, eb);
1298 	return -EINVAL;
1299 }
1300 
1301 /* Stream on */
vidioc_streamon(struct file * file,void * priv,enum v4l2_buf_type type)1302 static int vidioc_streamon(struct file *file, void *priv,
1303 			   enum v4l2_buf_type type)
1304 {
1305 	struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
1306 
1307 	if (type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
1308 		return vb2_streamon(&ctx->vq_src, type);
1309 	else if (type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
1310 		return vb2_streamon(&ctx->vq_dst, type);
1311 	return -EINVAL;
1312 }
1313 
1314 /* Stream off, which equals to a pause */
vidioc_streamoff(struct file * file,void * priv,enum v4l2_buf_type type)1315 static int vidioc_streamoff(struct file *file, void *priv,
1316 			    enum v4l2_buf_type type)
1317 {
1318 	struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
1319 
1320 	if (type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
1321 		return vb2_streamoff(&ctx->vq_src, type);
1322 	else if (type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
1323 		return vb2_streamoff(&ctx->vq_dst, type);
1324 	return -EINVAL;
1325 }
1326 
h264_level(enum v4l2_mpeg_video_h264_level lvl)1327 static inline int h264_level(enum v4l2_mpeg_video_h264_level lvl)
1328 {
1329 	static unsigned int t[V4L2_MPEG_VIDEO_H264_LEVEL_4_0 + 1] = {
1330 		/* V4L2_MPEG_VIDEO_H264_LEVEL_1_0   */ 10,
1331 		/* V4L2_MPEG_VIDEO_H264_LEVEL_1B    */ 9,
1332 		/* V4L2_MPEG_VIDEO_H264_LEVEL_1_1   */ 11,
1333 		/* V4L2_MPEG_VIDEO_H264_LEVEL_1_2   */ 12,
1334 		/* V4L2_MPEG_VIDEO_H264_LEVEL_1_3   */ 13,
1335 		/* V4L2_MPEG_VIDEO_H264_LEVEL_2_0   */ 20,
1336 		/* V4L2_MPEG_VIDEO_H264_LEVEL_2_1   */ 21,
1337 		/* V4L2_MPEG_VIDEO_H264_LEVEL_2_2   */ 22,
1338 		/* V4L2_MPEG_VIDEO_H264_LEVEL_3_0   */ 30,
1339 		/* V4L2_MPEG_VIDEO_H264_LEVEL_3_1   */ 31,
1340 		/* V4L2_MPEG_VIDEO_H264_LEVEL_3_2   */ 32,
1341 		/* V4L2_MPEG_VIDEO_H264_LEVEL_4_0   */ 40,
1342 	};
1343 	return t[lvl];
1344 }
1345 
mpeg4_level(enum v4l2_mpeg_video_mpeg4_level lvl)1346 static inline int mpeg4_level(enum v4l2_mpeg_video_mpeg4_level lvl)
1347 {
1348 	static unsigned int t[V4L2_MPEG_VIDEO_MPEG4_LEVEL_5 + 1] = {
1349 		/* V4L2_MPEG_VIDEO_MPEG4_LEVEL_0    */ 0,
1350 		/* V4L2_MPEG_VIDEO_MPEG4_LEVEL_0B   */ 9,
1351 		/* V4L2_MPEG_VIDEO_MPEG4_LEVEL_1    */ 1,
1352 		/* V4L2_MPEG_VIDEO_MPEG4_LEVEL_2    */ 2,
1353 		/* V4L2_MPEG_VIDEO_MPEG4_LEVEL_3    */ 3,
1354 		/* V4L2_MPEG_VIDEO_MPEG4_LEVEL_3B   */ 7,
1355 		/* V4L2_MPEG_VIDEO_MPEG4_LEVEL_4    */ 4,
1356 		/* V4L2_MPEG_VIDEO_MPEG4_LEVEL_5    */ 5,
1357 	};
1358 	return t[lvl];
1359 }
1360 
vui_sar_idc(enum v4l2_mpeg_video_h264_vui_sar_idc sar)1361 static inline int vui_sar_idc(enum v4l2_mpeg_video_h264_vui_sar_idc sar)
1362 {
1363 	static unsigned int t[V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_EXTENDED + 1] = {
1364 		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_UNSPECIFIED     */ 0,
1365 		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_1x1             */ 1,
1366 		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_12x11           */ 2,
1367 		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_10x11           */ 3,
1368 		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_16x11           */ 4,
1369 		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_40x33           */ 5,
1370 		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_24x11           */ 6,
1371 		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_20x11           */ 7,
1372 		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_32x11           */ 8,
1373 		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_80x33           */ 9,
1374 		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_18x11           */ 10,
1375 		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_15x11           */ 11,
1376 		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_64x33           */ 12,
1377 		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_160x99          */ 13,
1378 		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_4x3             */ 14,
1379 		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_3x2             */ 15,
1380 		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_2x1             */ 16,
1381 		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_EXTENDED        */ 255,
1382 	};
1383 	return t[sar];
1384 }
1385 
s5p_mfc_enc_s_ctrl(struct v4l2_ctrl * ctrl)1386 static int s5p_mfc_enc_s_ctrl(struct v4l2_ctrl *ctrl)
1387 {
1388 	struct s5p_mfc_ctx *ctx = ctrl_to_ctx(ctrl);
1389 	struct s5p_mfc_dev *dev = ctx->dev;
1390 	struct s5p_mfc_enc_params *p = &ctx->enc_params;
1391 	int ret = 0;
1392 
1393 	switch (ctrl->id) {
1394 	case V4L2_CID_MPEG_VIDEO_GOP_SIZE:
1395 		p->gop_size = ctrl->val;
1396 		break;
1397 	case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MODE:
1398 		p->slice_mode = ctrl->val;
1399 		break;
1400 	case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_MB:
1401 		p->slice_mb = ctrl->val;
1402 		break;
1403 	case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_BYTES:
1404 		p->slice_bit = ctrl->val * 8;
1405 		break;
1406 	case V4L2_CID_MPEG_VIDEO_CYCLIC_INTRA_REFRESH_MB:
1407 		p->intra_refresh_mb = ctrl->val;
1408 		break;
1409 	case V4L2_CID_MPEG_MFC51_VIDEO_PADDING:
1410 		p->pad = ctrl->val;
1411 		break;
1412 	case V4L2_CID_MPEG_MFC51_VIDEO_PADDING_YUV:
1413 		p->pad_luma = (ctrl->val >> 16) & 0xff;
1414 		p->pad_cb = (ctrl->val >> 8) & 0xff;
1415 		p->pad_cr = (ctrl->val >> 0) & 0xff;
1416 		break;
1417 	case V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE:
1418 		p->rc_frame = ctrl->val;
1419 		break;
1420 	case V4L2_CID_MPEG_VIDEO_BITRATE:
1421 		p->rc_bitrate = ctrl->val;
1422 		break;
1423 	case V4L2_CID_MPEG_MFC51_VIDEO_RC_REACTION_COEFF:
1424 		p->rc_reaction_coeff = ctrl->val;
1425 		break;
1426 	case V4L2_CID_MPEG_MFC51_VIDEO_FORCE_FRAME_TYPE:
1427 		ctx->force_frame_type = ctrl->val;
1428 		break;
1429 	case V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME:
1430 		ctx->force_frame_type =
1431 			V4L2_MPEG_MFC51_VIDEO_FORCE_FRAME_TYPE_I_FRAME;
1432 		break;
1433 	case V4L2_CID_MPEG_VIDEO_VBV_SIZE:
1434 		p->vbv_size = ctrl->val;
1435 		break;
1436 	case V4L2_CID_MPEG_VIDEO_MV_H_SEARCH_RANGE:
1437 		p->mv_h_range = ctrl->val;
1438 		break;
1439 	case V4L2_CID_MPEG_VIDEO_MV_V_SEARCH_RANGE:
1440 		p->mv_v_range = ctrl->val;
1441 		break;
1442 	case V4L2_CID_MPEG_VIDEO_H264_CPB_SIZE:
1443 		p->codec.h264.cpb_size = ctrl->val;
1444 		break;
1445 	case V4L2_CID_MPEG_VIDEO_HEADER_MODE:
1446 		p->seq_hdr_mode = ctrl->val;
1447 		break;
1448 	case V4L2_CID_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE:
1449 		p->frame_skip_mode = ctrl->val;
1450 		break;
1451 	case V4L2_CID_MPEG_MFC51_VIDEO_RC_FIXED_TARGET_BIT:
1452 		p->fixed_target_bit = ctrl->val;
1453 		break;
1454 	case V4L2_CID_MPEG_VIDEO_B_FRAMES:
1455 		p->num_b_frame = ctrl->val;
1456 		break;
1457 	case V4L2_CID_MPEG_VIDEO_H264_PROFILE:
1458 		switch (ctrl->val) {
1459 		case V4L2_MPEG_VIDEO_H264_PROFILE_MAIN:
1460 			p->codec.h264.profile =
1461 					S5P_FIMV_ENC_PROFILE_H264_MAIN;
1462 			break;
1463 		case V4L2_MPEG_VIDEO_H264_PROFILE_HIGH:
1464 			p->codec.h264.profile =
1465 					S5P_FIMV_ENC_PROFILE_H264_HIGH;
1466 			break;
1467 		case V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE:
1468 			p->codec.h264.profile =
1469 				S5P_FIMV_ENC_PROFILE_H264_BASELINE;
1470 			break;
1471 		case V4L2_MPEG_VIDEO_H264_PROFILE_CONSTRAINED_BASELINE:
1472 			if (IS_MFCV6_PLUS(dev))
1473 				p->codec.h264.profile =
1474 				S5P_FIMV_ENC_PROFILE_H264_CONSTRAINED_BASELINE;
1475 			else
1476 				ret = -EINVAL;
1477 			break;
1478 		default:
1479 			ret = -EINVAL;
1480 		}
1481 		break;
1482 	case V4L2_CID_MPEG_VIDEO_H264_LEVEL:
1483 		p->codec.h264.level_v4l2 = ctrl->val;
1484 		p->codec.h264.level = h264_level(ctrl->val);
1485 		if (p->codec.h264.level < 0) {
1486 			mfc_err("Level number is wrong\n");
1487 			ret = p->codec.h264.level;
1488 		}
1489 		break;
1490 	case V4L2_CID_MPEG_VIDEO_MPEG4_LEVEL:
1491 		p->codec.mpeg4.level_v4l2 = ctrl->val;
1492 		p->codec.mpeg4.level = mpeg4_level(ctrl->val);
1493 		if (p->codec.mpeg4.level < 0) {
1494 			mfc_err("Level number is wrong\n");
1495 			ret = p->codec.mpeg4.level;
1496 		}
1497 		break;
1498 	case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_MODE:
1499 		p->codec.h264.loop_filter_mode = ctrl->val;
1500 		break;
1501 	case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_ALPHA:
1502 		p->codec.h264.loop_filter_alpha = ctrl->val;
1503 		break;
1504 	case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_BETA:
1505 		p->codec.h264.loop_filter_beta = ctrl->val;
1506 		break;
1507 	case V4L2_CID_MPEG_VIDEO_H264_ENTROPY_MODE:
1508 		p->codec.h264.entropy_mode = ctrl->val;
1509 		break;
1510 	case V4L2_CID_MPEG_MFC51_VIDEO_H264_NUM_REF_PIC_FOR_P:
1511 		p->codec.h264.num_ref_pic_4p = ctrl->val;
1512 		break;
1513 	case V4L2_CID_MPEG_VIDEO_H264_8X8_TRANSFORM:
1514 		p->codec.h264._8x8_transform = ctrl->val;
1515 		break;
1516 	case V4L2_CID_MPEG_VIDEO_MB_RC_ENABLE:
1517 		p->rc_mb = ctrl->val;
1518 		break;
1519 	case V4L2_CID_MPEG_VIDEO_H264_I_FRAME_QP:
1520 		p->codec.h264.rc_frame_qp = ctrl->val;
1521 		break;
1522 	case V4L2_CID_MPEG_VIDEO_H264_MIN_QP:
1523 		p->codec.h264.rc_min_qp = ctrl->val;
1524 		break;
1525 	case V4L2_CID_MPEG_VIDEO_H264_MAX_QP:
1526 		p->codec.h264.rc_max_qp = ctrl->val;
1527 		break;
1528 	case V4L2_CID_MPEG_VIDEO_H264_P_FRAME_QP:
1529 		p->codec.h264.rc_p_frame_qp = ctrl->val;
1530 		break;
1531 	case V4L2_CID_MPEG_VIDEO_H264_B_FRAME_QP:
1532 		p->codec.h264.rc_b_frame_qp = ctrl->val;
1533 		break;
1534 	case V4L2_CID_MPEG_VIDEO_MPEG4_I_FRAME_QP:
1535 	case V4L2_CID_MPEG_VIDEO_H263_I_FRAME_QP:
1536 		p->codec.mpeg4.rc_frame_qp = ctrl->val;
1537 		break;
1538 	case V4L2_CID_MPEG_VIDEO_MPEG4_MIN_QP:
1539 	case V4L2_CID_MPEG_VIDEO_H263_MIN_QP:
1540 		p->codec.mpeg4.rc_min_qp = ctrl->val;
1541 		break;
1542 	case V4L2_CID_MPEG_VIDEO_MPEG4_MAX_QP:
1543 	case V4L2_CID_MPEG_VIDEO_H263_MAX_QP:
1544 		p->codec.mpeg4.rc_max_qp = ctrl->val;
1545 		break;
1546 	case V4L2_CID_MPEG_VIDEO_MPEG4_P_FRAME_QP:
1547 	case V4L2_CID_MPEG_VIDEO_H263_P_FRAME_QP:
1548 		p->codec.mpeg4.rc_p_frame_qp = ctrl->val;
1549 		break;
1550 	case V4L2_CID_MPEG_VIDEO_MPEG4_B_FRAME_QP:
1551 	case V4L2_CID_MPEG_VIDEO_H263_B_FRAME_QP:
1552 		p->codec.mpeg4.rc_b_frame_qp = ctrl->val;
1553 		break;
1554 	case V4L2_CID_MPEG_MFC51_VIDEO_H264_ADAPTIVE_RC_DARK:
1555 		p->codec.h264.rc_mb_dark = ctrl->val;
1556 		break;
1557 	case V4L2_CID_MPEG_MFC51_VIDEO_H264_ADAPTIVE_RC_SMOOTH:
1558 		p->codec.h264.rc_mb_smooth = ctrl->val;
1559 		break;
1560 	case V4L2_CID_MPEG_MFC51_VIDEO_H264_ADAPTIVE_RC_STATIC:
1561 		p->codec.h264.rc_mb_static = ctrl->val;
1562 		break;
1563 	case V4L2_CID_MPEG_MFC51_VIDEO_H264_ADAPTIVE_RC_ACTIVITY:
1564 		p->codec.h264.rc_mb_activity = ctrl->val;
1565 		break;
1566 	case V4L2_CID_MPEG_VIDEO_H264_VUI_SAR_ENABLE:
1567 		p->codec.h264.vui_sar = ctrl->val;
1568 		break;
1569 	case V4L2_CID_MPEG_VIDEO_H264_VUI_SAR_IDC:
1570 		p->codec.h264.vui_sar_idc = vui_sar_idc(ctrl->val);
1571 		break;
1572 	case V4L2_CID_MPEG_VIDEO_H264_VUI_EXT_SAR_WIDTH:
1573 		p->codec.h264.vui_ext_sar_width = ctrl->val;
1574 		break;
1575 	case V4L2_CID_MPEG_VIDEO_H264_VUI_EXT_SAR_HEIGHT:
1576 		p->codec.h264.vui_ext_sar_height = ctrl->val;
1577 		break;
1578 	case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE:
1579 		p->codec.h264.open_gop = !ctrl->val;
1580 		break;
1581 	case V4L2_CID_MPEG_VIDEO_H264_I_PERIOD:
1582 		p->codec.h264.open_gop_size = ctrl->val;
1583 		break;
1584 	case V4L2_CID_MPEG_VIDEO_MPEG4_PROFILE:
1585 		switch (ctrl->val) {
1586 		case V4L2_MPEG_VIDEO_MPEG4_PROFILE_SIMPLE:
1587 			p->codec.mpeg4.profile =
1588 				S5P_FIMV_ENC_PROFILE_MPEG4_SIMPLE;
1589 			break;
1590 		case V4L2_MPEG_VIDEO_MPEG4_PROFILE_ADVANCED_SIMPLE:
1591 			p->codec.mpeg4.profile =
1592 			S5P_FIMV_ENC_PROFILE_MPEG4_ADVANCED_SIMPLE;
1593 			break;
1594 		default:
1595 			ret = -EINVAL;
1596 		}
1597 		break;
1598 	case V4L2_CID_MPEG_VIDEO_MPEG4_QPEL:
1599 		p->codec.mpeg4.quarter_pixel = ctrl->val;
1600 		break;
1601 	case V4L2_CID_MPEG_VIDEO_VPX_NUM_PARTITIONS:
1602 		p->codec.vp8.num_partitions = ctrl->val;
1603 		break;
1604 	case V4L2_CID_MPEG_VIDEO_VPX_IMD_DISABLE_4X4:
1605 		p->codec.vp8.imd_4x4 = ctrl->val;
1606 		break;
1607 	case V4L2_CID_MPEG_VIDEO_VPX_NUM_REF_FRAMES:
1608 		p->codec.vp8.num_ref = ctrl->val;
1609 		break;
1610 	case V4L2_CID_MPEG_VIDEO_VPX_FILTER_LEVEL:
1611 		p->codec.vp8.filter_level = ctrl->val;
1612 		break;
1613 	case V4L2_CID_MPEG_VIDEO_VPX_FILTER_SHARPNESS:
1614 		p->codec.vp8.filter_sharpness = ctrl->val;
1615 		break;
1616 	case V4L2_CID_MPEG_VIDEO_VPX_GOLDEN_FRAME_REF_PERIOD:
1617 		p->codec.vp8.golden_frame_ref_period = ctrl->val;
1618 		break;
1619 	case V4L2_CID_MPEG_VIDEO_VPX_GOLDEN_FRAME_SEL:
1620 		p->codec.vp8.golden_frame_sel = ctrl->val;
1621 		break;
1622 	case V4L2_CID_MPEG_VIDEO_VPX_MIN_QP:
1623 		p->codec.vp8.rc_min_qp = ctrl->val;
1624 		break;
1625 	case V4L2_CID_MPEG_VIDEO_VPX_MAX_QP:
1626 		p->codec.vp8.rc_max_qp = ctrl->val;
1627 		break;
1628 	case V4L2_CID_MPEG_VIDEO_VPX_I_FRAME_QP:
1629 		p->codec.vp8.rc_frame_qp = ctrl->val;
1630 		break;
1631 	case V4L2_CID_MPEG_VIDEO_VPX_P_FRAME_QP:
1632 		p->codec.vp8.rc_p_frame_qp = ctrl->val;
1633 		break;
1634 	case V4L2_CID_MPEG_VIDEO_VPX_PROFILE:
1635 		p->codec.vp8.profile = ctrl->val;
1636 		break;
1637 	default:
1638 		v4l2_err(&dev->v4l2_dev, "Invalid control, id=%d, val=%d\n",
1639 							ctrl->id, ctrl->val);
1640 		ret = -EINVAL;
1641 	}
1642 	return ret;
1643 }
1644 
s5p_mfc_enc_g_v_ctrl(struct v4l2_ctrl * ctrl)1645 static int s5p_mfc_enc_g_v_ctrl(struct v4l2_ctrl *ctrl)
1646 {
1647 	struct s5p_mfc_ctx *ctx = ctrl_to_ctx(ctrl);
1648 	struct s5p_mfc_dev *dev = ctx->dev;
1649 
1650 	switch (ctrl->id) {
1651 	case V4L2_CID_MIN_BUFFERS_FOR_OUTPUT:
1652 		if (ctx->state >= MFCINST_HEAD_PARSED &&
1653 		    ctx->state < MFCINST_ABORT) {
1654 			ctrl->val = ctx->pb_count;
1655 			break;
1656 		} else if (ctx->state != MFCINST_INIT) {
1657 			v4l2_err(&dev->v4l2_dev, "Encoding not initialised\n");
1658 			return -EINVAL;
1659 		}
1660 		/* Should wait for the header to be produced */
1661 		s5p_mfc_wait_for_done_ctx(ctx,
1662 				S5P_MFC_R2H_CMD_SEQ_DONE_RET, 0);
1663 		if (ctx->state >= MFCINST_HEAD_PARSED &&
1664 		    ctx->state < MFCINST_ABORT) {
1665 			ctrl->val = ctx->pb_count;
1666 		} else {
1667 			v4l2_err(&dev->v4l2_dev, "Encoding not initialised\n");
1668 			return -EINVAL;
1669 		}
1670 		break;
1671 	}
1672 	return 0;
1673 }
1674 
1675 static const struct v4l2_ctrl_ops s5p_mfc_enc_ctrl_ops = {
1676 	.s_ctrl = s5p_mfc_enc_s_ctrl,
1677 	.g_volatile_ctrl = s5p_mfc_enc_g_v_ctrl,
1678 };
1679 
vidioc_s_parm(struct file * file,void * priv,struct v4l2_streamparm * a)1680 static int vidioc_s_parm(struct file *file, void *priv,
1681 			 struct v4l2_streamparm *a)
1682 {
1683 	struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
1684 
1685 	if (a->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1686 		ctx->enc_params.rc_framerate_num =
1687 					a->parm.output.timeperframe.denominator;
1688 		ctx->enc_params.rc_framerate_denom =
1689 					a->parm.output.timeperframe.numerator;
1690 	} else {
1691 		mfc_err("Setting FPS is only possible for the output queue\n");
1692 		return -EINVAL;
1693 	}
1694 	return 0;
1695 }
1696 
vidioc_g_parm(struct file * file,void * priv,struct v4l2_streamparm * a)1697 static int vidioc_g_parm(struct file *file, void *priv,
1698 			 struct v4l2_streamparm *a)
1699 {
1700 	struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
1701 
1702 	if (a->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) {
1703 		a->parm.output.timeperframe.denominator =
1704 					ctx->enc_params.rc_framerate_num;
1705 		a->parm.output.timeperframe.numerator =
1706 					ctx->enc_params.rc_framerate_denom;
1707 	} else {
1708 		mfc_err("Setting FPS is only possible for the output queue\n");
1709 		return -EINVAL;
1710 	}
1711 	return 0;
1712 }
1713 
vidioc_encoder_cmd(struct file * file,void * priv,struct v4l2_encoder_cmd * cmd)1714 static int vidioc_encoder_cmd(struct file *file, void *priv,
1715 			      struct v4l2_encoder_cmd *cmd)
1716 {
1717 	struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
1718 	struct s5p_mfc_dev *dev = ctx->dev;
1719 	struct s5p_mfc_buf *buf;
1720 	unsigned long flags;
1721 
1722 	switch (cmd->cmd) {
1723 	case V4L2_ENC_CMD_STOP:
1724 		if (cmd->flags != 0)
1725 			return -EINVAL;
1726 
1727 		if (!ctx->vq_src.streaming)
1728 			return -EINVAL;
1729 
1730 		spin_lock_irqsave(&dev->irqlock, flags);
1731 		if (list_empty(&ctx->src_queue)) {
1732 			mfc_debug(2, "EOS: empty src queue, entering finishing state\n");
1733 			ctx->state = MFCINST_FINISHING;
1734 			if (s5p_mfc_ctx_ready(ctx))
1735 				set_work_bit_irqsave(ctx);
1736 			spin_unlock_irqrestore(&dev->irqlock, flags);
1737 			s5p_mfc_hw_call(dev->mfc_ops, try_run, dev);
1738 		} else {
1739 			mfc_debug(2, "EOS: marking last buffer of stream\n");
1740 			buf = list_entry(ctx->src_queue.prev,
1741 						struct s5p_mfc_buf, list);
1742 			if (buf->flags & MFC_BUF_FLAG_USED)
1743 				ctx->state = MFCINST_FINISHING;
1744 			else
1745 				buf->flags |= MFC_BUF_FLAG_EOS;
1746 			spin_unlock_irqrestore(&dev->irqlock, flags);
1747 		}
1748 		break;
1749 	default:
1750 		return -EINVAL;
1751 
1752 	}
1753 	return 0;
1754 }
1755 
vidioc_subscribe_event(struct v4l2_fh * fh,const struct v4l2_event_subscription * sub)1756 static int vidioc_subscribe_event(struct v4l2_fh *fh,
1757 				  const struct v4l2_event_subscription *sub)
1758 {
1759 	switch (sub->type) {
1760 	case V4L2_EVENT_EOS:
1761 		return v4l2_event_subscribe(fh, sub, 2, NULL);
1762 	default:
1763 		return -EINVAL;
1764 	}
1765 }
1766 
1767 static const struct v4l2_ioctl_ops s5p_mfc_enc_ioctl_ops = {
1768 	.vidioc_querycap = vidioc_querycap,
1769 	.vidioc_enum_fmt_vid_cap_mplane = vidioc_enum_fmt_vid_cap_mplane,
1770 	.vidioc_enum_fmt_vid_out_mplane = vidioc_enum_fmt_vid_out_mplane,
1771 	.vidioc_g_fmt_vid_cap_mplane = vidioc_g_fmt,
1772 	.vidioc_g_fmt_vid_out_mplane = vidioc_g_fmt,
1773 	.vidioc_try_fmt_vid_cap_mplane = vidioc_try_fmt,
1774 	.vidioc_try_fmt_vid_out_mplane = vidioc_try_fmt,
1775 	.vidioc_s_fmt_vid_cap_mplane = vidioc_s_fmt,
1776 	.vidioc_s_fmt_vid_out_mplane = vidioc_s_fmt,
1777 	.vidioc_reqbufs = vidioc_reqbufs,
1778 	.vidioc_querybuf = vidioc_querybuf,
1779 	.vidioc_qbuf = vidioc_qbuf,
1780 	.vidioc_dqbuf = vidioc_dqbuf,
1781 	.vidioc_expbuf = vidioc_expbuf,
1782 	.vidioc_streamon = vidioc_streamon,
1783 	.vidioc_streamoff = vidioc_streamoff,
1784 	.vidioc_s_parm = vidioc_s_parm,
1785 	.vidioc_g_parm = vidioc_g_parm,
1786 	.vidioc_encoder_cmd = vidioc_encoder_cmd,
1787 	.vidioc_subscribe_event = vidioc_subscribe_event,
1788 	.vidioc_unsubscribe_event = v4l2_event_unsubscribe,
1789 };
1790 
check_vb_with_fmt(struct s5p_mfc_fmt * fmt,struct vb2_buffer * vb)1791 static int check_vb_with_fmt(struct s5p_mfc_fmt *fmt, struct vb2_buffer *vb)
1792 {
1793 	int i;
1794 
1795 	if (!fmt)
1796 		return -EINVAL;
1797 	if (fmt->num_planes != vb->num_planes) {
1798 		mfc_err("invalid plane number for the format\n");
1799 		return -EINVAL;
1800 	}
1801 	for (i = 0; i < fmt->num_planes; i++) {
1802 		dma_addr_t dma = vb2_dma_contig_plane_dma_addr(vb, i);
1803 		if (!dma) {
1804 			mfc_err("failed to get plane cookie\n");
1805 			return -EINVAL;
1806 		}
1807 		mfc_debug(2, "index: %d, plane[%d] cookie: %pad\n",
1808 			  vb->index, i, &dma);
1809 	}
1810 	return 0;
1811 }
1812 
s5p_mfc_queue_setup(struct vb2_queue * vq,unsigned int * buf_count,unsigned int * plane_count,unsigned int psize[],struct device * alloc_devs[])1813 static int s5p_mfc_queue_setup(struct vb2_queue *vq,
1814 			unsigned int *buf_count, unsigned int *plane_count,
1815 			unsigned int psize[], struct device *alloc_devs[])
1816 {
1817 	struct s5p_mfc_ctx *ctx = fh_to_ctx(vq->drv_priv);
1818 	struct s5p_mfc_dev *dev = ctx->dev;
1819 
1820 	if (vq->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
1821 		if (ctx->state != MFCINST_GOT_INST) {
1822 			mfc_err("invalid state: %d\n", ctx->state);
1823 			return -EINVAL;
1824 		}
1825 
1826 		if (ctx->dst_fmt)
1827 			*plane_count = ctx->dst_fmt->num_planes;
1828 		else
1829 			*plane_count = MFC_ENC_CAP_PLANE_COUNT;
1830 		if (*buf_count < 1)
1831 			*buf_count = 1;
1832 		if (*buf_count > MFC_MAX_BUFFERS)
1833 			*buf_count = MFC_MAX_BUFFERS;
1834 		psize[0] = ctx->enc_dst_buf_size;
1835 		alloc_devs[0] = ctx->dev->mem_dev_l;
1836 	} else if (vq->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1837 		if (ctx->src_fmt)
1838 			*plane_count = ctx->src_fmt->num_planes;
1839 		else
1840 			*plane_count = MFC_ENC_OUT_PLANE_COUNT;
1841 
1842 		if (*buf_count < 1)
1843 			*buf_count = 1;
1844 		if (*buf_count > MFC_MAX_BUFFERS)
1845 			*buf_count = MFC_MAX_BUFFERS;
1846 
1847 		psize[0] = ctx->luma_size;
1848 		psize[1] = ctx->chroma_size;
1849 
1850 		if (IS_MFCV6_PLUS(dev)) {
1851 			alloc_devs[0] = ctx->dev->mem_dev_l;
1852 			alloc_devs[1] = ctx->dev->mem_dev_l;
1853 		} else {
1854 			alloc_devs[0] = ctx->dev->mem_dev_r;
1855 			alloc_devs[1] = ctx->dev->mem_dev_r;
1856 		}
1857 	} else {
1858 		mfc_err("invalid queue type: %d\n", vq->type);
1859 		return -EINVAL;
1860 	}
1861 	return 0;
1862 }
1863 
s5p_mfc_buf_init(struct vb2_buffer * vb)1864 static int s5p_mfc_buf_init(struct vb2_buffer *vb)
1865 {
1866 	struct vb2_v4l2_buffer *vbuf = to_vb2_v4l2_buffer(vb);
1867 	struct vb2_queue *vq = vb->vb2_queue;
1868 	struct s5p_mfc_ctx *ctx = fh_to_ctx(vq->drv_priv);
1869 	unsigned int i;
1870 	int ret;
1871 
1872 	if (vq->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
1873 		ret = check_vb_with_fmt(ctx->dst_fmt, vb);
1874 		if (ret < 0)
1875 			return ret;
1876 		i = vb->index;
1877 		ctx->dst_bufs[i].b = vbuf;
1878 		ctx->dst_bufs[i].cookie.stream =
1879 					vb2_dma_contig_plane_dma_addr(vb, 0);
1880 		ctx->dst_bufs_cnt++;
1881 	} else if (vq->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1882 		ret = check_vb_with_fmt(ctx->src_fmt, vb);
1883 		if (ret < 0)
1884 			return ret;
1885 		i = vb->index;
1886 		ctx->src_bufs[i].b = vbuf;
1887 		ctx->src_bufs[i].cookie.raw.luma =
1888 					vb2_dma_contig_plane_dma_addr(vb, 0);
1889 		ctx->src_bufs[i].cookie.raw.chroma =
1890 					vb2_dma_contig_plane_dma_addr(vb, 1);
1891 		ctx->src_bufs_cnt++;
1892 	} else {
1893 		mfc_err("invalid queue type: %d\n", vq->type);
1894 		return -EINVAL;
1895 	}
1896 	return 0;
1897 }
1898 
s5p_mfc_buf_prepare(struct vb2_buffer * vb)1899 static int s5p_mfc_buf_prepare(struct vb2_buffer *vb)
1900 {
1901 	struct vb2_queue *vq = vb->vb2_queue;
1902 	struct s5p_mfc_ctx *ctx = fh_to_ctx(vq->drv_priv);
1903 	int ret;
1904 
1905 	if (vq->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
1906 		ret = check_vb_with_fmt(ctx->dst_fmt, vb);
1907 		if (ret < 0)
1908 			return ret;
1909 		mfc_debug(2, "plane size: %ld, dst size: %zu\n",
1910 			vb2_plane_size(vb, 0), ctx->enc_dst_buf_size);
1911 		if (vb2_plane_size(vb, 0) < ctx->enc_dst_buf_size) {
1912 			mfc_err("plane size is too small for capture\n");
1913 			return -EINVAL;
1914 		}
1915 	} else if (vq->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1916 		ret = check_vb_with_fmt(ctx->src_fmt, vb);
1917 		if (ret < 0)
1918 			return ret;
1919 		mfc_debug(2, "plane size: %ld, luma size: %d\n",
1920 			vb2_plane_size(vb, 0), ctx->luma_size);
1921 		mfc_debug(2, "plane size: %ld, chroma size: %d\n",
1922 			vb2_plane_size(vb, 1), ctx->chroma_size);
1923 		if (vb2_plane_size(vb, 0) < ctx->luma_size ||
1924 		    vb2_plane_size(vb, 1) < ctx->chroma_size) {
1925 			mfc_err("plane size is too small for output\n");
1926 			return -EINVAL;
1927 		}
1928 	} else {
1929 		mfc_err("invalid queue type: %d\n", vq->type);
1930 		return -EINVAL;
1931 	}
1932 	return 0;
1933 }
1934 
s5p_mfc_start_streaming(struct vb2_queue * q,unsigned int count)1935 static int s5p_mfc_start_streaming(struct vb2_queue *q, unsigned int count)
1936 {
1937 	struct s5p_mfc_ctx *ctx = fh_to_ctx(q->drv_priv);
1938 	struct s5p_mfc_dev *dev = ctx->dev;
1939 
1940 	if (IS_MFCV6_PLUS(dev) &&
1941 			(q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)) {
1942 
1943 		if ((ctx->state == MFCINST_GOT_INST) &&
1944 			(dev->curr_ctx == ctx->num) && dev->hw_lock) {
1945 			s5p_mfc_wait_for_done_ctx(ctx,
1946 						S5P_MFC_R2H_CMD_SEQ_DONE_RET,
1947 						0);
1948 		}
1949 
1950 		if (ctx->src_bufs_cnt < ctx->pb_count) {
1951 			mfc_err("Need minimum %d OUTPUT buffers\n",
1952 					ctx->pb_count);
1953 			return -ENOBUFS;
1954 		}
1955 	}
1956 
1957 	/* If context is ready then dev = work->data;schedule it to run */
1958 	if (s5p_mfc_ctx_ready(ctx))
1959 		set_work_bit_irqsave(ctx);
1960 	s5p_mfc_hw_call(dev->mfc_ops, try_run, dev);
1961 
1962 	return 0;
1963 }
1964 
s5p_mfc_stop_streaming(struct vb2_queue * q)1965 static void s5p_mfc_stop_streaming(struct vb2_queue *q)
1966 {
1967 	unsigned long flags;
1968 	struct s5p_mfc_ctx *ctx = fh_to_ctx(q->drv_priv);
1969 	struct s5p_mfc_dev *dev = ctx->dev;
1970 
1971 	if ((ctx->state == MFCINST_FINISHING ||
1972 		ctx->state == MFCINST_RUNNING) &&
1973 		dev->curr_ctx == ctx->num && dev->hw_lock) {
1974 		ctx->state = MFCINST_ABORT;
1975 		s5p_mfc_wait_for_done_ctx(ctx, S5P_MFC_R2H_CMD_FRAME_DONE_RET,
1976 					  0);
1977 	}
1978 	ctx->state = MFCINST_FINISHED;
1979 	spin_lock_irqsave(&dev->irqlock, flags);
1980 	if (q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
1981 		s5p_mfc_cleanup_queue(&ctx->dst_queue, &ctx->vq_dst);
1982 		INIT_LIST_HEAD(&ctx->dst_queue);
1983 		ctx->dst_queue_cnt = 0;
1984 	}
1985 	if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1986 		cleanup_ref_queue(ctx);
1987 		s5p_mfc_cleanup_queue(&ctx->src_queue, &ctx->vq_src);
1988 		INIT_LIST_HEAD(&ctx->src_queue);
1989 		ctx->src_queue_cnt = 0;
1990 	}
1991 	spin_unlock_irqrestore(&dev->irqlock, flags);
1992 }
1993 
s5p_mfc_buf_queue(struct vb2_buffer * vb)1994 static void s5p_mfc_buf_queue(struct vb2_buffer *vb)
1995 {
1996 	struct vb2_queue *vq = vb->vb2_queue;
1997 	struct s5p_mfc_ctx *ctx = fh_to_ctx(vq->drv_priv);
1998 	struct s5p_mfc_dev *dev = ctx->dev;
1999 	unsigned long flags;
2000 	struct s5p_mfc_buf *mfc_buf;
2001 
2002 	if (ctx->state == MFCINST_ERROR) {
2003 		vb2_buffer_done(vb, VB2_BUF_STATE_ERROR);
2004 		cleanup_ref_queue(ctx);
2005 		return;
2006 	}
2007 	if (vq->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
2008 		mfc_buf = &ctx->dst_bufs[vb->index];
2009 		mfc_buf->flags &= ~MFC_BUF_FLAG_USED;
2010 		/* Mark destination as available for use by MFC */
2011 		spin_lock_irqsave(&dev->irqlock, flags);
2012 		list_add_tail(&mfc_buf->list, &ctx->dst_queue);
2013 		ctx->dst_queue_cnt++;
2014 		spin_unlock_irqrestore(&dev->irqlock, flags);
2015 	} else if (vq->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
2016 		mfc_buf = &ctx->src_bufs[vb->index];
2017 		mfc_buf->flags &= ~MFC_BUF_FLAG_USED;
2018 		spin_lock_irqsave(&dev->irqlock, flags);
2019 		list_add_tail(&mfc_buf->list, &ctx->src_queue);
2020 		ctx->src_queue_cnt++;
2021 		spin_unlock_irqrestore(&dev->irqlock, flags);
2022 	} else {
2023 		mfc_err("unsupported buffer type (%d)\n", vq->type);
2024 	}
2025 	if (s5p_mfc_ctx_ready(ctx))
2026 		set_work_bit_irqsave(ctx);
2027 	s5p_mfc_hw_call(dev->mfc_ops, try_run, dev);
2028 }
2029 
2030 static struct vb2_ops s5p_mfc_enc_qops = {
2031 	.queue_setup		= s5p_mfc_queue_setup,
2032 	.wait_prepare		= vb2_ops_wait_prepare,
2033 	.wait_finish		= vb2_ops_wait_finish,
2034 	.buf_init		= s5p_mfc_buf_init,
2035 	.buf_prepare		= s5p_mfc_buf_prepare,
2036 	.start_streaming	= s5p_mfc_start_streaming,
2037 	.stop_streaming		= s5p_mfc_stop_streaming,
2038 	.buf_queue		= s5p_mfc_buf_queue,
2039 };
2040 
get_enc_codec_ops(void)2041 const struct s5p_mfc_codec_ops *get_enc_codec_ops(void)
2042 {
2043 	return &encoder_codec_ops;
2044 }
2045 
get_enc_queue_ops(void)2046 struct vb2_ops *get_enc_queue_ops(void)
2047 {
2048 	return &s5p_mfc_enc_qops;
2049 }
2050 
get_enc_v4l2_ioctl_ops(void)2051 const struct v4l2_ioctl_ops *get_enc_v4l2_ioctl_ops(void)
2052 {
2053 	return &s5p_mfc_enc_ioctl_ops;
2054 }
2055 
2056 #define IS_MFC51_PRIV(x) ((V4L2_CTRL_ID2WHICH(x) == V4L2_CTRL_CLASS_MPEG) \
2057 						&& V4L2_CTRL_DRIVER_PRIV(x))
2058 
s5p_mfc_enc_ctrls_setup(struct s5p_mfc_ctx * ctx)2059 int s5p_mfc_enc_ctrls_setup(struct s5p_mfc_ctx *ctx)
2060 {
2061 	struct v4l2_ctrl_config cfg;
2062 	int i;
2063 
2064 	v4l2_ctrl_handler_init(&ctx->ctrl_handler, NUM_CTRLS);
2065 	if (ctx->ctrl_handler.error) {
2066 		mfc_err("v4l2_ctrl_handler_init failed\n");
2067 		return ctx->ctrl_handler.error;
2068 	}
2069 	for (i = 0; i < NUM_CTRLS; i++) {
2070 		if (IS_MFC51_PRIV(controls[i].id)) {
2071 			memset(&cfg, 0, sizeof(struct v4l2_ctrl_config));
2072 			cfg.ops = &s5p_mfc_enc_ctrl_ops;
2073 			cfg.id = controls[i].id;
2074 			cfg.min = controls[i].minimum;
2075 			cfg.max = controls[i].maximum;
2076 			cfg.def = controls[i].default_value;
2077 			cfg.name = controls[i].name;
2078 			cfg.type = controls[i].type;
2079 			cfg.flags = 0;
2080 
2081 			if (cfg.type == V4L2_CTRL_TYPE_MENU) {
2082 				cfg.step = 0;
2083 				cfg.menu_skip_mask = cfg.menu_skip_mask;
2084 				cfg.qmenu = mfc51_get_menu(cfg.id);
2085 			} else {
2086 				cfg.step = controls[i].step;
2087 				cfg.menu_skip_mask = 0;
2088 			}
2089 			ctx->ctrls[i] = v4l2_ctrl_new_custom(&ctx->ctrl_handler,
2090 					&cfg, NULL);
2091 		} else {
2092 			if ((controls[i].type == V4L2_CTRL_TYPE_MENU) ||
2093 				(controls[i].type ==
2094 					V4L2_CTRL_TYPE_INTEGER_MENU)) {
2095 				ctx->ctrls[i] = v4l2_ctrl_new_std_menu(
2096 					&ctx->ctrl_handler,
2097 					&s5p_mfc_enc_ctrl_ops, controls[i].id,
2098 					controls[i].maximum, 0,
2099 					controls[i].default_value);
2100 			} else {
2101 				ctx->ctrls[i] = v4l2_ctrl_new_std(
2102 					&ctx->ctrl_handler,
2103 					&s5p_mfc_enc_ctrl_ops, controls[i].id,
2104 					controls[i].minimum,
2105 					controls[i].maximum, controls[i].step,
2106 					controls[i].default_value);
2107 			}
2108 		}
2109 		if (ctx->ctrl_handler.error) {
2110 			mfc_err("Adding control (%d) failed\n", i);
2111 			return ctx->ctrl_handler.error;
2112 		}
2113 		if (controls[i].is_volatile && ctx->ctrls[i])
2114 			ctx->ctrls[i]->flags |= V4L2_CTRL_FLAG_VOLATILE;
2115 	}
2116 	v4l2_ctrl_handler_setup(&ctx->ctrl_handler);
2117 	return 0;
2118 }
2119 
s5p_mfc_enc_ctrls_delete(struct s5p_mfc_ctx * ctx)2120 void s5p_mfc_enc_ctrls_delete(struct s5p_mfc_ctx *ctx)
2121 {
2122 	int i;
2123 
2124 	v4l2_ctrl_handler_free(&ctx->ctrl_handler);
2125 	for (i = 0; i < NUM_CTRLS; i++)
2126 		ctx->ctrls[i] = NULL;
2127 }
2128 
s5p_mfc_enc_init(struct s5p_mfc_ctx * ctx)2129 void s5p_mfc_enc_init(struct s5p_mfc_ctx *ctx)
2130 {
2131 	struct v4l2_format f;
2132 	f.fmt.pix_mp.pixelformat = DEF_SRC_FMT_ENC;
2133 	ctx->src_fmt = find_format(&f, MFC_FMT_RAW);
2134 	f.fmt.pix_mp.pixelformat = DEF_DST_FMT_ENC;
2135 	ctx->dst_fmt = find_format(&f, MFC_FMT_ENC);
2136 }
2137 
2138