s5p_mfc_enc.c revision b2634562ad90be16441cff1127136457ea619466
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/version.h>
23#include <linux/videodev2.h>
24#include <media/v4l2-event.h>
25#include <linux/workqueue.h>
26#include <media/v4l2-ctrls.h>
27#include <media/videobuf2-core.h>
28#include "s5p_mfc_common.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_NV12MT
35#define DEF_DST_FMT_ENC	V4L2_PIX_FMT_H264
36
37static 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	},
45	{
46		.name		= "4:2:0 2 Planes 64x32 Tiles",
47		.fourcc		= V4L2_PIX_FMT_NV12MT,
48		.codec_mode	= S5P_MFC_CODEC_NONE,
49		.type		= MFC_FMT_RAW,
50		.num_planes	= 2,
51	},
52	{
53		.name		= "4:2:0 2 Planes Y/CbCr",
54		.fourcc		= V4L2_PIX_FMT_NV12M,
55		.codec_mode	= S5P_MFC_CODEC_NONE,
56		.type		= MFC_FMT_RAW,
57		.num_planes	= 2,
58	},
59	{
60		.name		= "4:2:0 2 Planes Y/CrCb",
61		.fourcc		= V4L2_PIX_FMT_NV21M,
62		.codec_mode	= S5P_MFC_CODEC_NONE,
63		.type		= MFC_FMT_RAW,
64		.num_planes	= 2,
65	},
66	{
67		.name		= "H264 Encoded Stream",
68		.fourcc		= V4L2_PIX_FMT_H264,
69		.codec_mode	= S5P_MFC_CODEC_H264_ENC,
70		.type		= MFC_FMT_ENC,
71		.num_planes	= 1,
72	},
73	{
74		.name		= "MPEG4 Encoded Stream",
75		.fourcc		= V4L2_PIX_FMT_MPEG4,
76		.codec_mode	= S5P_MFC_CODEC_MPEG4_ENC,
77		.type		= MFC_FMT_ENC,
78		.num_planes	= 1,
79	},
80	{
81		.name		= "H263 Encoded Stream",
82		.fourcc		= V4L2_PIX_FMT_H263,
83		.codec_mode	= S5P_MFC_CODEC_H263_ENC,
84		.type		= MFC_FMT_ENC,
85		.num_planes	= 1,
86	},
87};
88
89#define NUM_FORMATS ARRAY_SIZE(formats)
90static struct s5p_mfc_fmt *find_format(struct v4l2_format *f, unsigned int t)
91{
92	unsigned int i;
93
94	for (i = 0; i < NUM_FORMATS; i++) {
95		if (formats[i].fourcc == f->fmt.pix_mp.pixelformat &&
96		    formats[i].type == t)
97			return &formats[i];
98	}
99	return NULL;
100}
101
102static struct mfc_control controls[] = {
103	{
104		.id = V4L2_CID_MPEG_VIDEO_GOP_SIZE,
105		.type = V4L2_CTRL_TYPE_INTEGER,
106		.minimum = 0,
107		.maximum = (1 << 16) - 1,
108		.step = 1,
109		.default_value = 0,
110	},
111	{
112		.id = V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MODE,
113		.type = V4L2_CTRL_TYPE_MENU,
114		.minimum = V4L2_MPEG_VIDEO_MULTI_SLICE_MODE_SINGLE,
115		.maximum = V4L2_MPEG_VIDEO_MULTI_SICE_MODE_MAX_BYTES,
116		.default_value = V4L2_MPEG_VIDEO_MULTI_SLICE_MODE_SINGLE,
117		.menu_skip_mask = 0,
118	},
119	{
120		.id = V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_MB,
121		.type = V4L2_CTRL_TYPE_INTEGER,
122		.minimum = 1,
123		.maximum = (1 << 16) - 1,
124		.step = 1,
125		.default_value = 1,
126	},
127	{
128		.id = V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_BYTES,
129		.type = V4L2_CTRL_TYPE_INTEGER,
130		.minimum = 1900,
131		.maximum = (1 << 30) - 1,
132		.step = 1,
133		.default_value = 1900,
134	},
135	{
136		.id = V4L2_CID_MPEG_VIDEO_CYCLIC_INTRA_REFRESH_MB,
137		.type = V4L2_CTRL_TYPE_INTEGER,
138		.minimum = 0,
139		.maximum = (1 << 16) - 1,
140		.step = 1,
141		.default_value = 0,
142	},
143	{
144		.id = V4L2_CID_MPEG_MFC51_VIDEO_PADDING,
145		.type = V4L2_CTRL_TYPE_BOOLEAN,
146		.name = "Padding Control Enable",
147		.minimum = 0,
148		.maximum = 1,
149		.step = 1,
150		.default_value = 0,
151	},
152	{
153		.id = V4L2_CID_MPEG_MFC51_VIDEO_PADDING_YUV,
154		.type = V4L2_CTRL_TYPE_INTEGER,
155		.name = "Padding Color YUV Value",
156		.minimum = 0,
157		.maximum = (1 << 25) - 1,
158		.step = 1,
159		.default_value = 0,
160	},
161	{
162		.id = V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE,
163		.type = V4L2_CTRL_TYPE_BOOLEAN,
164		.minimum = 0,
165		.maximum = 1,
166		.step = 1,
167		.default_value = 0,
168	},
169	{
170		.id = V4L2_CID_MPEG_VIDEO_BITRATE,
171		.type = V4L2_CTRL_TYPE_INTEGER,
172		.minimum = 1,
173		.maximum = (1 << 30) - 1,
174		.step = 1,
175		.default_value = 1,
176	},
177	{
178		.id = V4L2_CID_MPEG_MFC51_VIDEO_RC_REACTION_COEFF,
179		.type = V4L2_CTRL_TYPE_INTEGER,
180		.name = "Rate Control Reaction Coeff.",
181		.minimum = 1,
182		.maximum = (1 << 16) - 1,
183		.step = 1,
184		.default_value = 1,
185	},
186	{
187		.id = V4L2_CID_MPEG_MFC51_VIDEO_FORCE_FRAME_TYPE,
188		.type = V4L2_CTRL_TYPE_MENU,
189		.name = "Force frame type",
190		.minimum = V4L2_MPEG_MFC51_VIDEO_FORCE_FRAME_TYPE_DISABLED,
191		.maximum = V4L2_MPEG_MFC51_VIDEO_FORCE_FRAME_TYPE_NOT_CODED,
192		.default_value = V4L2_MPEG_MFC51_VIDEO_FORCE_FRAME_TYPE_DISABLED,
193		.menu_skip_mask = 0,
194	},
195	{
196		.id = V4L2_CID_MPEG_VIDEO_VBV_SIZE,
197		.type = V4L2_CTRL_TYPE_INTEGER,
198		.minimum = 0,
199		.maximum = (1 << 16) - 1,
200		.step = 1,
201		.default_value = 0,
202	},
203	{
204		.id = V4L2_CID_MPEG_VIDEO_H264_CPB_SIZE,
205		.type = V4L2_CTRL_TYPE_INTEGER,
206		.minimum = 0,
207		.maximum = (1 << 16) - 1,
208		.step = 1,
209		.default_value = 0,
210	},
211	{
212		.id = V4L2_CID_MPEG_VIDEO_HEADER_MODE,
213		.type = V4L2_CTRL_TYPE_MENU,
214		.minimum = V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE,
215		.maximum = V4L2_MPEG_VIDEO_HEADER_MODE_JOINED_WITH_1ST_FRAME,
216		.default_value = V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE,
217		.menu_skip_mask = 0,
218	},
219	{
220		.id = V4L2_CID_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE,
221		.type = V4L2_CTRL_TYPE_MENU,
222		.name = "Frame Skip Enable",
223		.minimum = V4L2_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE_DISABLED,
224		.maximum = V4L2_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE_BUF_LIMIT,
225		.menu_skip_mask = 0,
226		.default_value = V4L2_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE_DISABLED,
227	},
228	{
229		.id = V4L2_CID_MPEG_MFC51_VIDEO_RC_FIXED_TARGET_BIT,
230		.type = V4L2_CTRL_TYPE_BOOLEAN,
231		.name = "Fixed Target Bit Enable",
232		.minimum = 0,
233		.maximum = 1,
234		.default_value = 0,
235		.step = 1,
236		.menu_skip_mask = 0,
237	},
238	{
239		.id = V4L2_CID_MPEG_VIDEO_B_FRAMES,
240		.type = V4L2_CTRL_TYPE_INTEGER,
241		.minimum = 0,
242		.maximum = 2,
243		.step = 1,
244		.default_value = 0,
245	},
246	{
247		.id = V4L2_CID_MPEG_VIDEO_H264_PROFILE,
248		.type = V4L2_CTRL_TYPE_MENU,
249		.minimum = V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE,
250		.maximum = V4L2_MPEG_VIDEO_H264_PROFILE_MULTIVIEW_HIGH,
251		.default_value = V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE,
252		.menu_skip_mask = ~(
253				(1 << V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE) |
254				(1 << V4L2_MPEG_VIDEO_H264_PROFILE_MAIN) |
255				(1 << V4L2_MPEG_VIDEO_H264_PROFILE_HIGH)
256				),
257	},
258	{
259		.id = V4L2_CID_MPEG_VIDEO_H264_LEVEL,
260		.type = V4L2_CTRL_TYPE_MENU,
261		.minimum = V4L2_MPEG_VIDEO_H264_LEVEL_1_0,
262		.maximum = V4L2_MPEG_VIDEO_H264_LEVEL_4_0,
263		.default_value = V4L2_MPEG_VIDEO_H264_LEVEL_1_0,
264	},
265	{
266		.id = V4L2_CID_MPEG_VIDEO_MPEG4_LEVEL,
267		.type = V4L2_CTRL_TYPE_MENU,
268		.minimum = V4L2_MPEG_VIDEO_MPEG4_LEVEL_0,
269		.maximum = V4L2_MPEG_VIDEO_MPEG4_LEVEL_5,
270		.default_value = V4L2_MPEG_VIDEO_MPEG4_LEVEL_0,
271		.menu_skip_mask = 0,
272	},
273	{
274		.id = V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_MODE,
275		.type = V4L2_CTRL_TYPE_MENU,
276		.minimum = V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_ENABLED,
277		.maximum = V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_DISABLED_AT_SLICE_BOUNDARY,
278		.default_value = V4L2_MPEG_VIDEO_H264_LOOP_FILTER_MODE_ENABLED,
279		.menu_skip_mask = 0,
280	},
281	{
282		.id = V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_ALPHA,
283		.type = V4L2_CTRL_TYPE_INTEGER,
284		.minimum = -6,
285		.maximum = 6,
286		.step = 1,
287		.default_value = 0,
288	},
289	{
290		.id = V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_BETA,
291		.type = V4L2_CTRL_TYPE_INTEGER,
292		.minimum = -6,
293		.maximum = 6,
294		.step = 1,
295		.default_value = 0,
296	},
297	{
298		.id = V4L2_CID_MPEG_VIDEO_H264_ENTROPY_MODE,
299		.type = V4L2_CTRL_TYPE_MENU,
300		.minimum = V4L2_MPEG_VIDEO_H264_ENTROPY_MODE_CAVLC,
301		.maximum = V4L2_MPEG_VIDEO_H264_ENTROPY_MODE_CABAC,
302		.default_value = V4L2_MPEG_VIDEO_H264_ENTROPY_MODE_CAVLC,
303		.menu_skip_mask = 0,
304	},
305	{
306		.id = V4L2_CID_MPEG_MFC51_VIDEO_H264_NUM_REF_PIC_FOR_P,
307		.type = V4L2_CTRL_TYPE_INTEGER,
308		.name = "The Number of Ref. Pic for P",
309		.minimum = 1,
310		.maximum = 2,
311		.step = 1,
312		.default_value = 1,
313	},
314	{
315		.id = V4L2_CID_MPEG_VIDEO_H264_8X8_TRANSFORM,
316		.type = V4L2_CTRL_TYPE_BOOLEAN,
317		.minimum = 0,
318		.maximum = 1,
319		.step = 1,
320		.default_value = 0,
321	},
322	{
323		.id = V4L2_CID_MPEG_VIDEO_MB_RC_ENABLE,
324		.type = V4L2_CTRL_TYPE_BOOLEAN,
325		.minimum = 0,
326		.maximum = 1,
327		.step = 1,
328		.default_value = 0,
329	},
330	{
331		.id = V4L2_CID_MPEG_VIDEO_H264_I_FRAME_QP,
332		.type = V4L2_CTRL_TYPE_INTEGER,
333		.minimum = 0,
334		.maximum = 51,
335		.step = 1,
336		.default_value = 1,
337	},
338	{
339		.id = V4L2_CID_MPEG_VIDEO_H264_MIN_QP,
340		.type = V4L2_CTRL_TYPE_INTEGER,
341		.minimum = 0,
342		.maximum = 51,
343		.step = 1,
344		.default_value = 1,
345	},
346	{
347		.id = V4L2_CID_MPEG_VIDEO_H264_MAX_QP,
348		.type = V4L2_CTRL_TYPE_INTEGER,
349		.minimum = 0,
350		.maximum = 51,
351		.step = 1,
352		.default_value = 1,
353	},
354	{
355		.id = V4L2_CID_MPEG_VIDEO_H264_P_FRAME_QP,
356		.type = V4L2_CTRL_TYPE_INTEGER,
357		.minimum = 0,
358		.maximum = 51,
359		.step = 1,
360		.default_value = 1,
361	},
362	{
363		.id = V4L2_CID_MPEG_VIDEO_H264_B_FRAME_QP,
364		.type = V4L2_CTRL_TYPE_INTEGER,
365		.minimum = 0,
366		.maximum = 51,
367		.step = 1,
368		.default_value = 1,
369	},
370	{
371		.id = V4L2_CID_MPEG_VIDEO_H263_I_FRAME_QP,
372		.type = V4L2_CTRL_TYPE_INTEGER,
373		.name = "H263 I-Frame QP value",
374		.minimum = 1,
375		.maximum = 31,
376		.step = 1,
377		.default_value = 1,
378	},
379	{
380		.id = V4L2_CID_MPEG_VIDEO_H263_MIN_QP,
381		.type = V4L2_CTRL_TYPE_INTEGER,
382		.name = "H263 Minimum QP value",
383		.minimum = 1,
384		.maximum = 31,
385		.step = 1,
386		.default_value = 1,
387	},
388	{
389		.id = V4L2_CID_MPEG_VIDEO_H263_MAX_QP,
390		.type = V4L2_CTRL_TYPE_INTEGER,
391		.name = "H263 Maximum QP value",
392		.minimum = 1,
393		.maximum = 31,
394		.step = 1,
395		.default_value = 1,
396	},
397	{
398		.id = V4L2_CID_MPEG_VIDEO_H263_P_FRAME_QP,
399		.type = V4L2_CTRL_TYPE_INTEGER,
400		.name = "H263 P frame QP value",
401		.minimum = 1,
402		.maximum = 31,
403		.step = 1,
404		.default_value = 1,
405	},
406	{
407		.id = V4L2_CID_MPEG_VIDEO_H263_B_FRAME_QP,
408		.type = V4L2_CTRL_TYPE_INTEGER,
409		.name = "H263 B frame QP value",
410		.minimum = 1,
411		.maximum = 31,
412		.step = 1,
413		.default_value = 1,
414	},
415	{
416		.id = V4L2_CID_MPEG_VIDEO_MPEG4_I_FRAME_QP,
417		.type = V4L2_CTRL_TYPE_INTEGER,
418		.name = "MPEG4 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_MPEG4_MIN_QP,
426		.type = V4L2_CTRL_TYPE_INTEGER,
427		.name = "MPEG4 Minimum QP value",
428		.minimum = 1,
429		.maximum = 31,
430		.step = 1,
431		.default_value = 1,
432	},
433	{
434		.id = V4L2_CID_MPEG_VIDEO_MPEG4_MAX_QP,
435		.type = V4L2_CTRL_TYPE_INTEGER,
436		.name = "MPEG4 Maximum QP value",
437		.minimum = 0,
438		.maximum = 51,
439		.step = 1,
440		.default_value = 1,
441	},
442	{
443		.id = V4L2_CID_MPEG_VIDEO_MPEG4_P_FRAME_QP,
444		.type = V4L2_CTRL_TYPE_INTEGER,
445		.name = "MPEG4 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_MPEG4_B_FRAME_QP,
453		.type = V4L2_CTRL_TYPE_INTEGER,
454		.name = "MPEG4 B frame QP value",
455		.minimum = 1,
456		.maximum = 31,
457		.step = 1,
458		.default_value = 1,
459	},
460	{
461		.id = V4L2_CID_MPEG_MFC51_VIDEO_H264_ADAPTIVE_RC_DARK,
462		.type = V4L2_CTRL_TYPE_BOOLEAN,
463		.name = "H264 Dark Reg Adaptive RC",
464		.minimum = 0,
465		.maximum = 1,
466		.step = 1,
467		.default_value = 0,
468	},
469	{
470		.id = V4L2_CID_MPEG_MFC51_VIDEO_H264_ADAPTIVE_RC_SMOOTH,
471		.type = V4L2_CTRL_TYPE_BOOLEAN,
472		.name = "H264 Smooth Reg Adaptive RC",
473		.minimum = 0,
474		.maximum = 1,
475		.step = 1,
476		.default_value = 0,
477	},
478	{
479		.id = V4L2_CID_MPEG_MFC51_VIDEO_H264_ADAPTIVE_RC_STATIC,
480		.type = V4L2_CTRL_TYPE_BOOLEAN,
481		.name = "H264 Static Reg Adaptive RC",
482		.minimum = 0,
483		.maximum = 1,
484		.step = 1,
485		.default_value = 0,
486	},
487	{
488		.id = V4L2_CID_MPEG_MFC51_VIDEO_H264_ADAPTIVE_RC_ACTIVITY,
489		.type = V4L2_CTRL_TYPE_BOOLEAN,
490		.name = "H264 Activity Reg Adaptive RC",
491		.minimum = 0,
492		.maximum = 1,
493		.step = 1,
494		.default_value = 0,
495	},
496	{
497		.id = V4L2_CID_MPEG_VIDEO_H264_VUI_SAR_ENABLE,
498		.type = V4L2_CTRL_TYPE_BOOLEAN,
499		.minimum = 0,
500		.maximum = 1,
501		.step = 1,
502		.default_value = 0,
503	},
504	{
505		.id = V4L2_CID_MPEG_VIDEO_H264_VUI_SAR_IDC,
506		.type = V4L2_CTRL_TYPE_MENU,
507		.minimum = V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_UNSPECIFIED,
508		.maximum = V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_EXTENDED,
509		.default_value = V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_UNSPECIFIED,
510		.menu_skip_mask = 0,
511	},
512	{
513		.id = V4L2_CID_MPEG_VIDEO_H264_VUI_EXT_SAR_WIDTH,
514		.type = V4L2_CTRL_TYPE_INTEGER,
515		.minimum = 0,
516		.maximum = (1 << 16) - 1,
517		.step = 1,
518		.default_value = 0,
519	},
520	{
521		.id = V4L2_CID_MPEG_VIDEO_H264_VUI_EXT_SAR_HEIGHT,
522		.type = V4L2_CTRL_TYPE_INTEGER,
523		.minimum = 0,
524		.maximum = (1 << 16) - 1,
525		.step = 1,
526		.default_value = 0,
527	},
528	{
529		.id = V4L2_CID_MPEG_VIDEO_GOP_CLOSURE,
530		.type = V4L2_CTRL_TYPE_BOOLEAN,
531		.minimum = 0,
532		.maximum = 1,
533		.step = 1,
534		.default_value = 1,
535	},
536	{
537		.id = V4L2_CID_MPEG_VIDEO_H264_I_PERIOD,
538		.type = V4L2_CTRL_TYPE_INTEGER,
539		.minimum = 0,
540		.maximum = (1 << 16) - 1,
541		.step = 1,
542		.default_value = 0,
543	},
544	{
545		.id = V4L2_CID_MPEG_VIDEO_MPEG4_PROFILE,
546		.type = V4L2_CTRL_TYPE_MENU,
547		.minimum = V4L2_MPEG_VIDEO_MPEG4_PROFILE_SIMPLE,
548		.maximum = V4L2_MPEG_VIDEO_MPEG4_PROFILE_ADVANCED_SIMPLE,
549		.default_value = V4L2_MPEG_VIDEO_MPEG4_PROFILE_SIMPLE,
550		.menu_skip_mask = 0,
551	},
552	{
553		.id = V4L2_CID_MPEG_VIDEO_MPEG4_QPEL,
554		.type = V4L2_CTRL_TYPE_BOOLEAN,
555		.minimum = 0,
556		.maximum = 1,
557		.step = 1,
558		.default_value = 0,
559	},
560};
561
562#define NUM_CTRLS ARRAY_SIZE(controls)
563static const char * const *mfc51_get_menu(u32 id)
564{
565	static const char * const mfc51_video_frame_skip[] = {
566		"Disabled",
567		"Level Limit",
568		"VBV/CPB Limit",
569		NULL,
570	};
571	static const char * const mfc51_video_force_frame[] = {
572		"Disabled",
573		"I Frame",
574		"Not Coded",
575		NULL,
576	};
577	switch (id) {
578	case V4L2_CID_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE:
579		return mfc51_video_frame_skip;
580	case V4L2_CID_MPEG_MFC51_VIDEO_FORCE_FRAME_TYPE:
581		return mfc51_video_force_frame;
582	}
583	return NULL;
584}
585
586static int s5p_mfc_ctx_ready(struct s5p_mfc_ctx *ctx)
587{
588	mfc_debug(2, "src=%d, dst=%d, state=%d\n",
589		  ctx->src_queue_cnt, ctx->dst_queue_cnt, ctx->state);
590	/* context is ready to make header */
591	if (ctx->state == MFCINST_GOT_INST && ctx->dst_queue_cnt >= 1)
592		return 1;
593	/* context is ready to encode a frame */
594	if ((ctx->state == MFCINST_RUNNING ||
595		ctx->state == MFCINST_HEAD_PRODUCED) &&
596		ctx->src_queue_cnt >= 1 && ctx->dst_queue_cnt >= 1)
597		return 1;
598	/* context is ready to encode remaining frames */
599	if (ctx->state == MFCINST_FINISHING &&
600		ctx->dst_queue_cnt >= 1)
601		return 1;
602	mfc_debug(2, "ctx is not ready\n");
603	return 0;
604}
605
606static void cleanup_ref_queue(struct s5p_mfc_ctx *ctx)
607{
608	struct s5p_mfc_buf *mb_entry;
609	unsigned long mb_y_addr, mb_c_addr;
610
611	/* move buffers in ref queue to src queue */
612	while (!list_empty(&ctx->ref_queue)) {
613		mb_entry = list_entry((&ctx->ref_queue)->next,
614						struct s5p_mfc_buf, list);
615		mb_y_addr = vb2_dma_contig_plane_dma_addr(mb_entry->b, 0);
616		mb_c_addr = vb2_dma_contig_plane_dma_addr(mb_entry->b, 1);
617		list_del(&mb_entry->list);
618		ctx->ref_queue_cnt--;
619		list_add_tail(&mb_entry->list, &ctx->src_queue);
620		ctx->src_queue_cnt++;
621	}
622	mfc_debug(2, "enc src count: %d, enc ref count: %d\n",
623		  ctx->src_queue_cnt, ctx->ref_queue_cnt);
624	INIT_LIST_HEAD(&ctx->ref_queue);
625	ctx->ref_queue_cnt = 0;
626}
627
628static int enc_pre_seq_start(struct s5p_mfc_ctx *ctx)
629{
630	struct s5p_mfc_dev *dev = ctx->dev;
631	struct s5p_mfc_buf *dst_mb;
632	unsigned long dst_addr;
633	unsigned int dst_size;
634	unsigned long flags;
635
636	spin_lock_irqsave(&dev->irqlock, flags);
637	dst_mb = list_entry(ctx->dst_queue.next, struct s5p_mfc_buf, list);
638	dst_addr = vb2_dma_contig_plane_dma_addr(dst_mb->b, 0);
639	dst_size = vb2_plane_size(dst_mb->b, 0);
640	s5p_mfc_hw_call(dev->mfc_ops, set_enc_stream_buffer, ctx, dst_addr,
641			dst_size);
642	spin_unlock_irqrestore(&dev->irqlock, flags);
643	return 0;
644}
645
646static int enc_post_seq_start(struct s5p_mfc_ctx *ctx)
647{
648	struct s5p_mfc_dev *dev = ctx->dev;
649	struct s5p_mfc_enc_params *p = &ctx->enc_params;
650	struct s5p_mfc_buf *dst_mb;
651	unsigned long flags;
652	unsigned int enc_pb_count;
653
654	if (p->seq_hdr_mode == V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE) {
655		spin_lock_irqsave(&dev->irqlock, flags);
656		dst_mb = list_entry(ctx->dst_queue.next,
657				struct s5p_mfc_buf, list);
658		list_del(&dst_mb->list);
659		ctx->dst_queue_cnt--;
660		vb2_set_plane_payload(dst_mb->b, 0,
661			s5p_mfc_hw_call(dev->mfc_ops, get_enc_strm_size, dev));
662		vb2_buffer_done(dst_mb->b, VB2_BUF_STATE_DONE);
663		spin_unlock_irqrestore(&dev->irqlock, flags);
664	}
665
666	if (!IS_MFCV6(dev)) {
667		ctx->state = MFCINST_RUNNING;
668		if (s5p_mfc_ctx_ready(ctx))
669			set_work_bit_irqsave(ctx);
670		s5p_mfc_hw_call(dev->mfc_ops, try_run, dev);
671	} else {
672		enc_pb_count = s5p_mfc_hw_call(dev->mfc_ops,
673				get_enc_dpb_count, dev);
674		if (ctx->pb_count < enc_pb_count)
675			ctx->pb_count = enc_pb_count;
676		ctx->state = MFCINST_HEAD_PRODUCED;
677	}
678
679	return 0;
680}
681
682static int enc_pre_frame_start(struct s5p_mfc_ctx *ctx)
683{
684	struct s5p_mfc_dev *dev = ctx->dev;
685	struct s5p_mfc_buf *dst_mb;
686	struct s5p_mfc_buf *src_mb;
687	unsigned long flags;
688	unsigned long src_y_addr, src_c_addr, dst_addr;
689	unsigned int dst_size;
690
691	spin_lock_irqsave(&dev->irqlock, flags);
692	src_mb = list_entry(ctx->src_queue.next, struct s5p_mfc_buf, list);
693	src_y_addr = vb2_dma_contig_plane_dma_addr(src_mb->b, 0);
694	src_c_addr = vb2_dma_contig_plane_dma_addr(src_mb->b, 1);
695	s5p_mfc_hw_call(dev->mfc_ops, set_enc_frame_buffer, ctx, src_y_addr,
696			src_c_addr);
697	spin_unlock_irqrestore(&dev->irqlock, flags);
698
699	spin_lock_irqsave(&dev->irqlock, flags);
700	dst_mb = list_entry(ctx->dst_queue.next, struct s5p_mfc_buf, list);
701	dst_addr = vb2_dma_contig_plane_dma_addr(dst_mb->b, 0);
702	dst_size = vb2_plane_size(dst_mb->b, 0);
703	s5p_mfc_hw_call(dev->mfc_ops, set_enc_stream_buffer, ctx, dst_addr,
704			dst_size);
705	spin_unlock_irqrestore(&dev->irqlock, flags);
706
707	return 0;
708}
709
710static int enc_post_frame_start(struct s5p_mfc_ctx *ctx)
711{
712	struct s5p_mfc_dev *dev = ctx->dev;
713	struct s5p_mfc_buf *mb_entry;
714	unsigned long enc_y_addr, enc_c_addr;
715	unsigned long mb_y_addr, mb_c_addr;
716	int slice_type;
717	unsigned int strm_size;
718	unsigned long flags;
719
720	slice_type = s5p_mfc_hw_call(dev->mfc_ops, get_enc_slice_type, dev);
721	strm_size = s5p_mfc_hw_call(dev->mfc_ops, get_enc_strm_size, dev);
722	mfc_debug(2, "Encoded slice type: %d\n", slice_type);
723	mfc_debug(2, "Encoded stream size: %d\n", strm_size);
724	mfc_debug(2, "Display order: %d\n",
725		  mfc_read(dev, S5P_FIMV_ENC_SI_PIC_CNT));
726	spin_lock_irqsave(&dev->irqlock, flags);
727	if (slice_type >= 0) {
728		s5p_mfc_hw_call(dev->mfc_ops, get_enc_frame_buffer, ctx,
729				&enc_y_addr, &enc_c_addr);
730		list_for_each_entry(mb_entry, &ctx->src_queue, list) {
731			mb_y_addr = vb2_dma_contig_plane_dma_addr(mb_entry->b, 0);
732			mb_c_addr = vb2_dma_contig_plane_dma_addr(mb_entry->b, 1);
733			if ((enc_y_addr == mb_y_addr) &&
734						(enc_c_addr == mb_c_addr)) {
735				list_del(&mb_entry->list);
736				ctx->src_queue_cnt--;
737				vb2_buffer_done(mb_entry->b,
738							VB2_BUF_STATE_DONE);
739				break;
740			}
741		}
742		list_for_each_entry(mb_entry, &ctx->ref_queue, list) {
743			mb_y_addr = vb2_dma_contig_plane_dma_addr(mb_entry->b, 0);
744			mb_c_addr = vb2_dma_contig_plane_dma_addr(mb_entry->b, 1);
745			if ((enc_y_addr == mb_y_addr) &&
746						(enc_c_addr == mb_c_addr)) {
747				list_del(&mb_entry->list);
748				ctx->ref_queue_cnt--;
749				vb2_buffer_done(mb_entry->b,
750							VB2_BUF_STATE_DONE);
751				break;
752			}
753		}
754	}
755	if ((ctx->src_queue_cnt > 0) && (ctx->state == MFCINST_RUNNING)) {
756		mb_entry = list_entry(ctx->src_queue.next, struct s5p_mfc_buf,
757									list);
758		if (mb_entry->flags & MFC_BUF_FLAG_USED) {
759			list_del(&mb_entry->list);
760			ctx->src_queue_cnt--;
761			list_add_tail(&mb_entry->list, &ctx->ref_queue);
762			ctx->ref_queue_cnt++;
763		}
764		mfc_debug(2, "enc src count: %d, enc ref count: %d\n",
765			  ctx->src_queue_cnt, ctx->ref_queue_cnt);
766	}
767	if (strm_size > 0) {
768		/* at least one more dest. buffers exist always  */
769		mb_entry = list_entry(ctx->dst_queue.next, struct s5p_mfc_buf,
770									list);
771		list_del(&mb_entry->list);
772		ctx->dst_queue_cnt--;
773		switch (slice_type) {
774		case S5P_FIMV_ENC_SI_SLICE_TYPE_I:
775			mb_entry->b->v4l2_buf.flags |= V4L2_BUF_FLAG_KEYFRAME;
776			break;
777		case S5P_FIMV_ENC_SI_SLICE_TYPE_P:
778			mb_entry->b->v4l2_buf.flags |= V4L2_BUF_FLAG_PFRAME;
779			break;
780		case S5P_FIMV_ENC_SI_SLICE_TYPE_B:
781			mb_entry->b->v4l2_buf.flags |= V4L2_BUF_FLAG_BFRAME;
782			break;
783		}
784		vb2_set_plane_payload(mb_entry->b, 0, strm_size);
785		vb2_buffer_done(mb_entry->b, VB2_BUF_STATE_DONE);
786	}
787	spin_unlock_irqrestore(&dev->irqlock, flags);
788	if ((ctx->src_queue_cnt == 0) || (ctx->dst_queue_cnt == 0))
789		clear_work_bit(ctx);
790	return 0;
791}
792
793static struct s5p_mfc_codec_ops encoder_codec_ops = {
794	.pre_seq_start		= enc_pre_seq_start,
795	.post_seq_start		= enc_post_seq_start,
796	.pre_frame_start	= enc_pre_frame_start,
797	.post_frame_start	= enc_post_frame_start,
798};
799
800/* Query capabilities of the device */
801static int vidioc_querycap(struct file *file, void *priv,
802			   struct v4l2_capability *cap)
803{
804	struct s5p_mfc_dev *dev = video_drvdata(file);
805
806	strncpy(cap->driver, dev->plat_dev->name, sizeof(cap->driver) - 1);
807	strncpy(cap->card, dev->plat_dev->name, sizeof(cap->card) - 1);
808	cap->bus_info[0] = 0;
809	cap->version = KERNEL_VERSION(1, 0, 0);
810	/*
811	 * This is only a mem-to-mem video device. The capture and output
812	 * device capability flags are left only for backward compatibility
813	 * and are scheduled for removal.
814	 */
815	cap->capabilities = V4L2_CAP_VIDEO_M2M_MPLANE | V4L2_CAP_STREAMING |
816			    V4L2_CAP_VIDEO_CAPTURE_MPLANE |
817			    V4L2_CAP_VIDEO_OUTPUT_MPLANE;
818	return 0;
819}
820
821static int vidioc_enum_fmt(struct v4l2_fmtdesc *f, bool mplane, bool out)
822{
823	struct s5p_mfc_fmt *fmt;
824	int i, j = 0;
825
826	for (i = 0; i < ARRAY_SIZE(formats); ++i) {
827		if (mplane && formats[i].num_planes == 1)
828			continue;
829		else if (!mplane && formats[i].num_planes > 1)
830			continue;
831		if (out && formats[i].type != MFC_FMT_RAW)
832			continue;
833		else if (!out && formats[i].type != MFC_FMT_ENC)
834			continue;
835		if (j == f->index) {
836			fmt = &formats[i];
837			strlcpy(f->description, fmt->name,
838				sizeof(f->description));
839			f->pixelformat = fmt->fourcc;
840			return 0;
841		}
842		++j;
843	}
844	return -EINVAL;
845}
846
847static int vidioc_enum_fmt_vid_cap(struct file *file, void *pirv,
848				   struct v4l2_fmtdesc *f)
849{
850	return vidioc_enum_fmt(f, false, false);
851}
852
853static int vidioc_enum_fmt_vid_cap_mplane(struct file *file, void *pirv,
854					  struct v4l2_fmtdesc *f)
855{
856	return vidioc_enum_fmt(f, true, false);
857}
858
859static int vidioc_enum_fmt_vid_out(struct file *file, void *prov,
860				   struct v4l2_fmtdesc *f)
861{
862	return vidioc_enum_fmt(f, false, true);
863}
864
865static int vidioc_enum_fmt_vid_out_mplane(struct file *file, void *prov,
866					  struct v4l2_fmtdesc *f)
867{
868	return vidioc_enum_fmt(f, true, true);
869}
870
871static int vidioc_g_fmt(struct file *file, void *priv, struct v4l2_format *f)
872{
873	struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
874	struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp;
875
876	mfc_debug(2, "f->type = %d ctx->state = %d\n", f->type, ctx->state);
877	if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
878		/* This is run on output (encoder dest) */
879		pix_fmt_mp->width = 0;
880		pix_fmt_mp->height = 0;
881		pix_fmt_mp->field = V4L2_FIELD_NONE;
882		pix_fmt_mp->pixelformat = ctx->dst_fmt->fourcc;
883		pix_fmt_mp->num_planes = ctx->dst_fmt->num_planes;
884
885		pix_fmt_mp->plane_fmt[0].bytesperline = ctx->enc_dst_buf_size;
886		pix_fmt_mp->plane_fmt[0].sizeimage = ctx->enc_dst_buf_size;
887	} else if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
888		/* This is run on capture (encoder src) */
889		pix_fmt_mp->width = ctx->img_width;
890		pix_fmt_mp->height = ctx->img_height;
891
892		pix_fmt_mp->field = V4L2_FIELD_NONE;
893		pix_fmt_mp->pixelformat = ctx->src_fmt->fourcc;
894		pix_fmt_mp->num_planes = ctx->src_fmt->num_planes;
895
896		pix_fmt_mp->plane_fmt[0].bytesperline = ctx->buf_width;
897		pix_fmt_mp->plane_fmt[0].sizeimage = ctx->luma_size;
898		pix_fmt_mp->plane_fmt[1].bytesperline = ctx->buf_width;
899		pix_fmt_mp->plane_fmt[1].sizeimage = ctx->chroma_size;
900	} else {
901		mfc_err("invalid buf type\n");
902		return -EINVAL;
903	}
904	return 0;
905}
906
907static int vidioc_try_fmt(struct file *file, void *priv, struct v4l2_format *f)
908{
909	struct s5p_mfc_dev *dev = video_drvdata(file);
910	struct s5p_mfc_fmt *fmt;
911	struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp;
912
913	if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
914		fmt = find_format(f, MFC_FMT_ENC);
915		if (!fmt) {
916			mfc_err("failed to try output format\n");
917			return -EINVAL;
918		}
919
920		if (pix_fmt_mp->plane_fmt[0].sizeimage == 0) {
921			mfc_err("must be set encoding output size\n");
922			return -EINVAL;
923		}
924
925		pix_fmt_mp->plane_fmt[0].bytesperline =
926			pix_fmt_mp->plane_fmt[0].sizeimage;
927	} else if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
928		fmt = find_format(f, MFC_FMT_RAW);
929		if (!fmt) {
930			mfc_err("failed to try output format\n");
931			return -EINVAL;
932		}
933
934		if (!IS_MFCV6(dev)) {
935			if (fmt->fourcc == V4L2_PIX_FMT_NV12MT_16X16) {
936				mfc_err("Not supported format.\n");
937				return -EINVAL;
938			}
939		} else if (IS_MFCV6(dev)) {
940			if (fmt->fourcc == V4L2_PIX_FMT_NV12MT) {
941				mfc_err("Not supported format.\n");
942				return -EINVAL;
943			}
944		}
945
946		if (fmt->num_planes != pix_fmt_mp->num_planes) {
947			mfc_err("failed to try output format\n");
948			return -EINVAL;
949		}
950		v4l_bound_align_image(&pix_fmt_mp->width, 8, 1920, 1,
951			&pix_fmt_mp->height, 4, 1080, 1, 0);
952	} else {
953		mfc_err("invalid buf type\n");
954		return -EINVAL;
955	}
956	return 0;
957}
958
959static int vidioc_s_fmt(struct file *file, void *priv, struct v4l2_format *f)
960{
961	struct s5p_mfc_dev *dev = video_drvdata(file);
962	struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
963	struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp;
964	int ret = 0;
965
966	ret = vidioc_try_fmt(file, priv, f);
967	if (ret)
968		return ret;
969	if (ctx->vq_src.streaming || ctx->vq_dst.streaming) {
970		v4l2_err(&dev->v4l2_dev, "%s queue busy\n", __func__);
971		ret = -EBUSY;
972		goto out;
973	}
974	if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
975		/* dst_fmt is validated by call to vidioc_try_fmt */
976		ctx->dst_fmt = find_format(f, MFC_FMT_ENC);
977		ctx->state = MFCINST_INIT;
978		ctx->codec_mode = ctx->dst_fmt->codec_mode;
979		ctx->enc_dst_buf_size =	pix_fmt_mp->plane_fmt[0].sizeimage;
980		pix_fmt_mp->plane_fmt[0].bytesperline = 0;
981		ctx->dst_bufs_cnt = 0;
982		ctx->capture_state = QUEUE_FREE;
983		s5p_mfc_hw_call(dev->mfc_ops, alloc_instance_buffer, ctx);
984		set_work_bit_irqsave(ctx);
985		s5p_mfc_clean_ctx_int_flags(ctx);
986		s5p_mfc_hw_call(dev->mfc_ops, try_run, dev);
987		if (s5p_mfc_wait_for_done_ctx(ctx, \
988				S5P_MFC_R2H_CMD_OPEN_INSTANCE_RET, 1)) {
989				/* Error or timeout */
990			mfc_err("Error getting instance from hardware\n");
991			s5p_mfc_hw_call(dev->mfc_ops, release_instance_buffer,
992					ctx);
993			ret = -EIO;
994			goto out;
995		}
996		mfc_debug(2, "Got instance number: %d\n", ctx->inst_no);
997	} else if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
998		/* src_fmt is validated by call to vidioc_try_fmt */
999		ctx->src_fmt = find_format(f, MFC_FMT_RAW);
1000		ctx->img_width = pix_fmt_mp->width;
1001		ctx->img_height = pix_fmt_mp->height;
1002		mfc_debug(2, "codec number: %d\n", ctx->src_fmt->codec_mode);
1003		mfc_debug(2, "fmt - w: %d, h: %d, ctx - w: %d, h: %d\n",
1004			pix_fmt_mp->width, pix_fmt_mp->height,
1005			ctx->img_width, ctx->img_height);
1006
1007		s5p_mfc_hw_call(dev->mfc_ops, enc_calc_src_size, ctx);
1008		pix_fmt_mp->plane_fmt[0].sizeimage = ctx->luma_size;
1009		pix_fmt_mp->plane_fmt[0].bytesperline = ctx->buf_width;
1010		pix_fmt_mp->plane_fmt[1].sizeimage = ctx->chroma_size;
1011		pix_fmt_mp->plane_fmt[1].bytesperline = ctx->buf_width;
1012
1013		ctx->src_bufs_cnt = 0;
1014		ctx->output_state = QUEUE_FREE;
1015	} else {
1016		mfc_err("invalid buf type\n");
1017		return -EINVAL;
1018	}
1019out:
1020	mfc_debug_leave();
1021	return ret;
1022}
1023
1024static int vidioc_reqbufs(struct file *file, void *priv,
1025					  struct v4l2_requestbuffers *reqbufs)
1026{
1027	struct s5p_mfc_dev *dev = video_drvdata(file);
1028	struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
1029	int ret = 0;
1030
1031	/* if memory is not mmp or userptr return error */
1032	if ((reqbufs->memory != V4L2_MEMORY_MMAP) &&
1033		(reqbufs->memory != V4L2_MEMORY_USERPTR))
1034		return -EINVAL;
1035	if (reqbufs->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
1036		if (ctx->capture_state != QUEUE_FREE) {
1037			mfc_err("invalid capture state: %d\n",
1038							ctx->capture_state);
1039			return -EINVAL;
1040		}
1041		ret = vb2_reqbufs(&ctx->vq_dst, reqbufs);
1042		if (ret != 0) {
1043			mfc_err("error in vb2_reqbufs() for E(D)\n");
1044			return ret;
1045		}
1046		ctx->capture_state = QUEUE_BUFS_REQUESTED;
1047
1048		ret = s5p_mfc_hw_call(ctx->dev->mfc_ops,
1049				alloc_codec_buffers, ctx);
1050		if (ret) {
1051			mfc_err("Failed to allocate encoding buffers\n");
1052			reqbufs->count = 0;
1053			ret = vb2_reqbufs(&ctx->vq_dst, reqbufs);
1054			return -ENOMEM;
1055		}
1056	} else if (reqbufs->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1057		if (ctx->output_state != QUEUE_FREE) {
1058			mfc_err("invalid output state: %d\n",
1059							ctx->output_state);
1060			return -EINVAL;
1061		}
1062
1063		if (IS_MFCV6(dev)) {
1064			/* Check for min encoder buffers */
1065			if (ctx->pb_count &&
1066				(reqbufs->count < ctx->pb_count)) {
1067				reqbufs->count = ctx->pb_count;
1068				mfc_debug(2, "Minimum %d output buffers needed\n",
1069						ctx->pb_count);
1070			} else {
1071				ctx->pb_count = reqbufs->count;
1072			}
1073		}
1074
1075		ret = vb2_reqbufs(&ctx->vq_src, reqbufs);
1076		if (ret != 0) {
1077			mfc_err("error in vb2_reqbufs() for E(S)\n");
1078			return ret;
1079		}
1080		ctx->output_state = QUEUE_BUFS_REQUESTED;
1081	} else {
1082		mfc_err("invalid buf type\n");
1083		return -EINVAL;
1084	}
1085	return ret;
1086}
1087
1088static int vidioc_querybuf(struct file *file, void *priv,
1089						   struct v4l2_buffer *buf)
1090{
1091	struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
1092	int ret = 0;
1093
1094	/* if memory is not mmp or userptr return error */
1095	if ((buf->memory != V4L2_MEMORY_MMAP) &&
1096		(buf->memory != V4L2_MEMORY_USERPTR))
1097		return -EINVAL;
1098	if (buf->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
1099		if (ctx->state != MFCINST_GOT_INST) {
1100			mfc_err("invalid context state: %d\n", ctx->state);
1101			return -EINVAL;
1102		}
1103		ret = vb2_querybuf(&ctx->vq_dst, buf);
1104		if (ret != 0) {
1105			mfc_err("error in vb2_querybuf() for E(D)\n");
1106			return ret;
1107		}
1108		buf->m.planes[0].m.mem_offset += DST_QUEUE_OFF_BASE;
1109	} else if (buf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1110		ret = vb2_querybuf(&ctx->vq_src, buf);
1111		if (ret != 0) {
1112			mfc_err("error in vb2_querybuf() for E(S)\n");
1113			return ret;
1114		}
1115	} else {
1116		mfc_err("invalid buf type\n");
1117		return -EINVAL;
1118	}
1119	return ret;
1120}
1121
1122/* Queue a buffer */
1123static int vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *buf)
1124{
1125	struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
1126
1127	if (ctx->state == MFCINST_ERROR) {
1128		mfc_err("Call on QBUF after unrecoverable error\n");
1129		return -EIO;
1130	}
1131	if (buf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1132		if (ctx->state == MFCINST_FINISHING) {
1133			mfc_err("Call on QBUF after EOS command\n");
1134			return -EIO;
1135		}
1136		return vb2_qbuf(&ctx->vq_src, buf);
1137	} else if (buf->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
1138		return vb2_qbuf(&ctx->vq_dst, buf);
1139	}
1140	return -EINVAL;
1141}
1142
1143/* Dequeue a buffer */
1144static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *buf)
1145{
1146	const struct v4l2_event ev = {
1147		.type = V4L2_EVENT_EOS
1148	};
1149	struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
1150	int ret;
1151
1152	if (ctx->state == MFCINST_ERROR) {
1153		mfc_err("Call on DQBUF after unrecoverable error\n");
1154		return -EIO;
1155	}
1156	if (buf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1157		ret = vb2_dqbuf(&ctx->vq_src, buf, file->f_flags & O_NONBLOCK);
1158	} else if (buf->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
1159		ret = vb2_dqbuf(&ctx->vq_dst, buf, file->f_flags & O_NONBLOCK);
1160		if (ret == 0 && ctx->state == MFCINST_FINISHED
1161					&& list_empty(&ctx->vq_dst.done_list))
1162			v4l2_event_queue_fh(&ctx->fh, &ev);
1163	} else {
1164		ret = -EINVAL;
1165	}
1166
1167	return ret;
1168}
1169
1170/* Export DMA buffer */
1171static int vidioc_expbuf(struct file *file, void *priv,
1172	struct v4l2_exportbuffer *eb)
1173{
1174	struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
1175
1176	if (eb->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
1177		return vb2_expbuf(&ctx->vq_src, eb);
1178	if (eb->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
1179		return vb2_expbuf(&ctx->vq_dst, eb);
1180	return -EINVAL;
1181}
1182
1183/* Stream on */
1184static int vidioc_streamon(struct file *file, void *priv,
1185			   enum v4l2_buf_type type)
1186{
1187	struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
1188
1189	if (type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
1190		return vb2_streamon(&ctx->vq_src, type);
1191	else if (type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
1192		return vb2_streamon(&ctx->vq_dst, type);
1193	return -EINVAL;
1194}
1195
1196/* Stream off, which equals to a pause */
1197static int vidioc_streamoff(struct file *file, void *priv,
1198			    enum v4l2_buf_type type)
1199{
1200	struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
1201
1202	if (type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
1203		return vb2_streamoff(&ctx->vq_src, type);
1204	else if (type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)
1205		return vb2_streamoff(&ctx->vq_dst, type);
1206	return -EINVAL;
1207}
1208
1209static inline int h264_level(enum v4l2_mpeg_video_h264_level lvl)
1210{
1211	static unsigned int t[V4L2_MPEG_VIDEO_H264_LEVEL_4_0 + 1] = {
1212		/* V4L2_MPEG_VIDEO_H264_LEVEL_1_0   */ 10,
1213		/* V4L2_MPEG_VIDEO_H264_LEVEL_1B    */ 9,
1214		/* V4L2_MPEG_VIDEO_H264_LEVEL_1_1   */ 11,
1215		/* V4L2_MPEG_VIDEO_H264_LEVEL_1_2   */ 12,
1216		/* V4L2_MPEG_VIDEO_H264_LEVEL_1_3   */ 13,
1217		/* V4L2_MPEG_VIDEO_H264_LEVEL_2_0   */ 20,
1218		/* V4L2_MPEG_VIDEO_H264_LEVEL_2_1   */ 21,
1219		/* V4L2_MPEG_VIDEO_H264_LEVEL_2_2   */ 22,
1220		/* V4L2_MPEG_VIDEO_H264_LEVEL_3_0   */ 30,
1221		/* V4L2_MPEG_VIDEO_H264_LEVEL_3_1   */ 31,
1222		/* V4L2_MPEG_VIDEO_H264_LEVEL_3_2   */ 32,
1223		/* V4L2_MPEG_VIDEO_H264_LEVEL_4_0   */ 40,
1224	};
1225	return t[lvl];
1226}
1227
1228static inline int mpeg4_level(enum v4l2_mpeg_video_mpeg4_level lvl)
1229{
1230	static unsigned int t[V4L2_MPEG_VIDEO_MPEG4_LEVEL_5 + 1] = {
1231		/* V4L2_MPEG_VIDEO_MPEG4_LEVEL_0    */ 0,
1232		/* V4L2_MPEG_VIDEO_MPEG4_LEVEL_0B   */ 9,
1233		/* V4L2_MPEG_VIDEO_MPEG4_LEVEL_1    */ 1,
1234		/* V4L2_MPEG_VIDEO_MPEG4_LEVEL_2    */ 2,
1235		/* V4L2_MPEG_VIDEO_MPEG4_LEVEL_3    */ 3,
1236		/* V4L2_MPEG_VIDEO_MPEG4_LEVEL_3B   */ 7,
1237		/* V4L2_MPEG_VIDEO_MPEG4_LEVEL_4    */ 4,
1238		/* V4L2_MPEG_VIDEO_MPEG4_LEVEL_5    */ 5,
1239	};
1240	return t[lvl];
1241}
1242
1243static inline int vui_sar_idc(enum v4l2_mpeg_video_h264_vui_sar_idc sar)
1244{
1245	static unsigned int t[V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_EXTENDED + 1] = {
1246		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_UNSPECIFIED     */ 0,
1247		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_1x1             */ 1,
1248		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_12x11           */ 2,
1249		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_10x11           */ 3,
1250		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_16x11           */ 4,
1251		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_40x33           */ 5,
1252		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_24x11           */ 6,
1253		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_20x11           */ 7,
1254		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_32x11           */ 8,
1255		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_80x33           */ 9,
1256		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_18x11           */ 10,
1257		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_15x11           */ 11,
1258		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_64x33           */ 12,
1259		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_160x99          */ 13,
1260		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_4x3             */ 14,
1261		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_3x2             */ 15,
1262		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_2x1             */ 16,
1263		/* V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_EXTENDED        */ 255,
1264	};
1265	return t[sar];
1266}
1267
1268static int s5p_mfc_enc_s_ctrl(struct v4l2_ctrl *ctrl)
1269{
1270	struct s5p_mfc_ctx *ctx = ctrl_to_ctx(ctrl);
1271	struct s5p_mfc_dev *dev = ctx->dev;
1272	struct s5p_mfc_enc_params *p = &ctx->enc_params;
1273	int ret = 0;
1274
1275	switch (ctrl->id) {
1276	case V4L2_CID_MPEG_VIDEO_GOP_SIZE:
1277		p->gop_size = ctrl->val;
1278		break;
1279	case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MODE:
1280		p->slice_mode = ctrl->val;
1281		break;
1282	case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_MB:
1283		p->slice_mb = ctrl->val;
1284		break;
1285	case V4L2_CID_MPEG_VIDEO_MULTI_SLICE_MAX_BYTES:
1286		p->slice_bit = ctrl->val * 8;
1287		break;
1288	case V4L2_CID_MPEG_VIDEO_CYCLIC_INTRA_REFRESH_MB:
1289		p->intra_refresh_mb = ctrl->val;
1290		break;
1291	case V4L2_CID_MPEG_MFC51_VIDEO_PADDING:
1292		p->pad = ctrl->val;
1293		break;
1294	case V4L2_CID_MPEG_MFC51_VIDEO_PADDING_YUV:
1295		p->pad_luma = (ctrl->val >> 16) & 0xff;
1296		p->pad_cb = (ctrl->val >> 8) & 0xff;
1297		p->pad_cr = (ctrl->val >> 0) & 0xff;
1298		break;
1299	case V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE:
1300		p->rc_frame = ctrl->val;
1301		break;
1302	case V4L2_CID_MPEG_VIDEO_BITRATE:
1303		p->rc_bitrate = ctrl->val;
1304		break;
1305	case V4L2_CID_MPEG_MFC51_VIDEO_RC_REACTION_COEFF:
1306		p->rc_reaction_coeff = ctrl->val;
1307		break;
1308	case V4L2_CID_MPEG_MFC51_VIDEO_FORCE_FRAME_TYPE:
1309		ctx->force_frame_type = ctrl->val;
1310		break;
1311	case V4L2_CID_MPEG_VIDEO_VBV_SIZE:
1312		p->vbv_size = ctrl->val;
1313		break;
1314	case V4L2_CID_MPEG_VIDEO_H264_CPB_SIZE:
1315		p->codec.h264.cpb_size = ctrl->val;
1316		break;
1317	case V4L2_CID_MPEG_VIDEO_HEADER_MODE:
1318		p->seq_hdr_mode = ctrl->val;
1319		break;
1320	case V4L2_CID_MPEG_MFC51_VIDEO_FRAME_SKIP_MODE:
1321		p->frame_skip_mode = ctrl->val;
1322		break;
1323	case V4L2_CID_MPEG_MFC51_VIDEO_RC_FIXED_TARGET_BIT:
1324		p->fixed_target_bit = ctrl->val;
1325		break;
1326	case V4L2_CID_MPEG_VIDEO_B_FRAMES:
1327		p->num_b_frame = ctrl->val;
1328		break;
1329	case V4L2_CID_MPEG_VIDEO_H264_PROFILE:
1330		switch (ctrl->val) {
1331		case V4L2_MPEG_VIDEO_H264_PROFILE_MAIN:
1332			p->codec.h264.profile =
1333					S5P_FIMV_ENC_PROFILE_H264_MAIN;
1334			break;
1335		case V4L2_MPEG_VIDEO_H264_PROFILE_HIGH:
1336			p->codec.h264.profile =
1337					S5P_FIMV_ENC_PROFILE_H264_HIGH;
1338			break;
1339		case V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE:
1340			p->codec.h264.profile =
1341				S5P_FIMV_ENC_PROFILE_H264_BASELINE;
1342			break;
1343		case V4L2_MPEG_VIDEO_H264_PROFILE_CONSTRAINED_BASELINE:
1344			if (IS_MFCV6(dev))
1345				p->codec.h264.profile =
1346				S5P_FIMV_ENC_PROFILE_H264_CONSTRAINED_BASELINE;
1347			else
1348				ret = -EINVAL;
1349			break;
1350		default:
1351			ret = -EINVAL;
1352		}
1353		break;
1354	case V4L2_CID_MPEG_VIDEO_H264_LEVEL:
1355		p->codec.h264.level_v4l2 = ctrl->val;
1356		p->codec.h264.level = h264_level(ctrl->val);
1357		if (p->codec.h264.level < 0) {
1358			mfc_err("Level number is wrong\n");
1359			ret = p->codec.h264.level;
1360		}
1361		break;
1362	case V4L2_CID_MPEG_VIDEO_MPEG4_LEVEL:
1363		p->codec.mpeg4.level_v4l2 = ctrl->val;
1364		p->codec.mpeg4.level = mpeg4_level(ctrl->val);
1365		if (p->codec.mpeg4.level < 0) {
1366			mfc_err("Level number is wrong\n");
1367			ret = p->codec.mpeg4.level;
1368		}
1369		break;
1370	case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_MODE:
1371		p->codec.h264.loop_filter_mode = ctrl->val;
1372		break;
1373	case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_ALPHA:
1374		p->codec.h264.loop_filter_alpha = ctrl->val;
1375		break;
1376	case V4L2_CID_MPEG_VIDEO_H264_LOOP_FILTER_BETA:
1377		p->codec.h264.loop_filter_beta = ctrl->val;
1378		break;
1379	case V4L2_CID_MPEG_VIDEO_H264_ENTROPY_MODE:
1380		p->codec.h264.entropy_mode = ctrl->val;
1381		break;
1382	case V4L2_CID_MPEG_MFC51_VIDEO_H264_NUM_REF_PIC_FOR_P:
1383		p->codec.h264.num_ref_pic_4p = ctrl->val;
1384		break;
1385	case V4L2_CID_MPEG_VIDEO_H264_8X8_TRANSFORM:
1386		p->codec.h264._8x8_transform = ctrl->val;
1387		break;
1388	case V4L2_CID_MPEG_VIDEO_MB_RC_ENABLE:
1389		p->rc_mb = ctrl->val;
1390		break;
1391	case V4L2_CID_MPEG_VIDEO_H264_I_FRAME_QP:
1392		p->codec.h264.rc_frame_qp = ctrl->val;
1393		break;
1394	case V4L2_CID_MPEG_VIDEO_H264_MIN_QP:
1395		p->codec.h264.rc_min_qp = ctrl->val;
1396		break;
1397	case V4L2_CID_MPEG_VIDEO_H264_MAX_QP:
1398		p->codec.h264.rc_max_qp = ctrl->val;
1399		break;
1400	case V4L2_CID_MPEG_VIDEO_H264_P_FRAME_QP:
1401		p->codec.h264.rc_p_frame_qp = ctrl->val;
1402		break;
1403	case V4L2_CID_MPEG_VIDEO_H264_B_FRAME_QP:
1404		p->codec.h264.rc_b_frame_qp = ctrl->val;
1405		break;
1406	case V4L2_CID_MPEG_VIDEO_MPEG4_I_FRAME_QP:
1407	case V4L2_CID_MPEG_VIDEO_H263_I_FRAME_QP:
1408		p->codec.mpeg4.rc_frame_qp = ctrl->val;
1409		break;
1410	case V4L2_CID_MPEG_VIDEO_MPEG4_MIN_QP:
1411	case V4L2_CID_MPEG_VIDEO_H263_MIN_QP:
1412		p->codec.mpeg4.rc_min_qp = ctrl->val;
1413		break;
1414	case V4L2_CID_MPEG_VIDEO_MPEG4_MAX_QP:
1415	case V4L2_CID_MPEG_VIDEO_H263_MAX_QP:
1416		p->codec.mpeg4.rc_max_qp = ctrl->val;
1417		break;
1418	case V4L2_CID_MPEG_VIDEO_MPEG4_P_FRAME_QP:
1419	case V4L2_CID_MPEG_VIDEO_H263_P_FRAME_QP:
1420		p->codec.mpeg4.rc_p_frame_qp = ctrl->val;
1421		break;
1422	case V4L2_CID_MPEG_VIDEO_MPEG4_B_FRAME_QP:
1423	case V4L2_CID_MPEG_VIDEO_H263_B_FRAME_QP:
1424		p->codec.mpeg4.rc_b_frame_qp = ctrl->val;
1425		break;
1426	case V4L2_CID_MPEG_MFC51_VIDEO_H264_ADAPTIVE_RC_DARK:
1427		p->codec.h264.rc_mb_dark = ctrl->val;
1428		break;
1429	case V4L2_CID_MPEG_MFC51_VIDEO_H264_ADAPTIVE_RC_SMOOTH:
1430		p->codec.h264.rc_mb_smooth = ctrl->val;
1431		break;
1432	case V4L2_CID_MPEG_MFC51_VIDEO_H264_ADAPTIVE_RC_STATIC:
1433		p->codec.h264.rc_mb_static = ctrl->val;
1434		break;
1435	case V4L2_CID_MPEG_MFC51_VIDEO_H264_ADAPTIVE_RC_ACTIVITY:
1436		p->codec.h264.rc_mb_activity = ctrl->val;
1437		break;
1438	case V4L2_CID_MPEG_VIDEO_H264_VUI_SAR_ENABLE:
1439		p->codec.h264.vui_sar = ctrl->val;
1440		break;
1441	case V4L2_CID_MPEG_VIDEO_H264_VUI_SAR_IDC:
1442		p->codec.h264.vui_sar_idc = vui_sar_idc(ctrl->val);
1443		break;
1444	case V4L2_CID_MPEG_VIDEO_H264_VUI_EXT_SAR_WIDTH:
1445		p->codec.h264.vui_ext_sar_width = ctrl->val;
1446		break;
1447	case V4L2_CID_MPEG_VIDEO_H264_VUI_EXT_SAR_HEIGHT:
1448		p->codec.h264.vui_ext_sar_height = ctrl->val;
1449		break;
1450	case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE:
1451		p->codec.h264.open_gop = !ctrl->val;
1452		break;
1453	case V4L2_CID_MPEG_VIDEO_H264_I_PERIOD:
1454		p->codec.h264.open_gop_size = ctrl->val;
1455		break;
1456	case V4L2_CID_MPEG_VIDEO_MPEG4_PROFILE:
1457		switch (ctrl->val) {
1458		case V4L2_MPEG_VIDEO_MPEG4_PROFILE_SIMPLE:
1459			p->codec.mpeg4.profile =
1460				S5P_FIMV_ENC_PROFILE_MPEG4_SIMPLE;
1461			break;
1462		case V4L2_MPEG_VIDEO_MPEG4_PROFILE_ADVANCED_SIMPLE:
1463			p->codec.mpeg4.profile =
1464			S5P_FIMV_ENC_PROFILE_MPEG4_ADVANCED_SIMPLE;
1465			break;
1466		default:
1467			ret = -EINVAL;
1468		}
1469		break;
1470	case V4L2_CID_MPEG_VIDEO_MPEG4_QPEL:
1471		p->codec.mpeg4.quarter_pixel = ctrl->val;
1472		break;
1473	default:
1474		v4l2_err(&dev->v4l2_dev, "Invalid control, id=%d, val=%d\n",
1475							ctrl->id, ctrl->val);
1476		ret = -EINVAL;
1477	}
1478	return ret;
1479}
1480
1481static const struct v4l2_ctrl_ops s5p_mfc_enc_ctrl_ops = {
1482	.s_ctrl = s5p_mfc_enc_s_ctrl,
1483};
1484
1485static int vidioc_s_parm(struct file *file, void *priv,
1486			 struct v4l2_streamparm *a)
1487{
1488	struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
1489
1490	if (a->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1491		ctx->enc_params.rc_framerate_num =
1492					a->parm.output.timeperframe.denominator;
1493		ctx->enc_params.rc_framerate_denom =
1494					a->parm.output.timeperframe.numerator;
1495	} else {
1496		mfc_err("Setting FPS is only possible for the output queue\n");
1497		return -EINVAL;
1498	}
1499	return 0;
1500}
1501
1502static int vidioc_g_parm(struct file *file, void *priv,
1503			 struct v4l2_streamparm *a)
1504{
1505	struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
1506
1507	if (a->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) {
1508		a->parm.output.timeperframe.denominator =
1509					ctx->enc_params.rc_framerate_num;
1510		a->parm.output.timeperframe.numerator =
1511					ctx->enc_params.rc_framerate_denom;
1512	} else {
1513		mfc_err("Setting FPS is only possible for the output queue\n");
1514		return -EINVAL;
1515	}
1516	return 0;
1517}
1518
1519int vidioc_encoder_cmd(struct file *file, void *priv,
1520						struct v4l2_encoder_cmd *cmd)
1521{
1522	struct s5p_mfc_ctx *ctx = fh_to_ctx(priv);
1523	struct s5p_mfc_dev *dev = ctx->dev;
1524	struct s5p_mfc_buf *buf;
1525	unsigned long flags;
1526
1527	switch (cmd->cmd) {
1528	case V4L2_ENC_CMD_STOP:
1529		if (cmd->flags != 0)
1530			return -EINVAL;
1531
1532		if (!ctx->vq_src.streaming)
1533			return -EINVAL;
1534
1535		spin_lock_irqsave(&dev->irqlock, flags);
1536		if (list_empty(&ctx->src_queue)) {
1537			mfc_debug(2, "EOS: empty src queue, entering finishing state\n");
1538			ctx->state = MFCINST_FINISHING;
1539			if (s5p_mfc_ctx_ready(ctx))
1540				set_work_bit_irqsave(ctx);
1541			spin_unlock_irqrestore(&dev->irqlock, flags);
1542			s5p_mfc_hw_call(dev->mfc_ops, try_run, dev);
1543		} else {
1544			mfc_debug(2, "EOS: marking last buffer of stream\n");
1545			buf = list_entry(ctx->src_queue.prev,
1546						struct s5p_mfc_buf, list);
1547			if (buf->flags & MFC_BUF_FLAG_USED)
1548				ctx->state = MFCINST_FINISHING;
1549			else
1550				buf->flags |= MFC_BUF_FLAG_EOS;
1551			spin_unlock_irqrestore(&dev->irqlock, flags);
1552		}
1553		break;
1554	default:
1555		return -EINVAL;
1556
1557	}
1558	return 0;
1559}
1560
1561static int vidioc_subscribe_event(struct v4l2_fh *fh,
1562				  const struct v4l2_event_subscription *sub)
1563{
1564	switch (sub->type) {
1565	case V4L2_EVENT_EOS:
1566		return v4l2_event_subscribe(fh, sub, 2, NULL);
1567	default:
1568		return -EINVAL;
1569	}
1570}
1571
1572static const struct v4l2_ioctl_ops s5p_mfc_enc_ioctl_ops = {
1573	.vidioc_querycap = vidioc_querycap,
1574	.vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap,
1575	.vidioc_enum_fmt_vid_cap_mplane = vidioc_enum_fmt_vid_cap_mplane,
1576	.vidioc_enum_fmt_vid_out = vidioc_enum_fmt_vid_out,
1577	.vidioc_enum_fmt_vid_out_mplane = vidioc_enum_fmt_vid_out_mplane,
1578	.vidioc_g_fmt_vid_cap_mplane = vidioc_g_fmt,
1579	.vidioc_g_fmt_vid_out_mplane = vidioc_g_fmt,
1580	.vidioc_try_fmt_vid_cap_mplane = vidioc_try_fmt,
1581	.vidioc_try_fmt_vid_out_mplane = vidioc_try_fmt,
1582	.vidioc_s_fmt_vid_cap_mplane = vidioc_s_fmt,
1583	.vidioc_s_fmt_vid_out_mplane = vidioc_s_fmt,
1584	.vidioc_reqbufs = vidioc_reqbufs,
1585	.vidioc_querybuf = vidioc_querybuf,
1586	.vidioc_qbuf = vidioc_qbuf,
1587	.vidioc_dqbuf = vidioc_dqbuf,
1588	.vidioc_expbuf = vidioc_expbuf,
1589	.vidioc_streamon = vidioc_streamon,
1590	.vidioc_streamoff = vidioc_streamoff,
1591	.vidioc_s_parm = vidioc_s_parm,
1592	.vidioc_g_parm = vidioc_g_parm,
1593	.vidioc_encoder_cmd = vidioc_encoder_cmd,
1594	.vidioc_subscribe_event = vidioc_subscribe_event,
1595	.vidioc_unsubscribe_event = v4l2_event_unsubscribe,
1596};
1597
1598static int check_vb_with_fmt(struct s5p_mfc_fmt *fmt, struct vb2_buffer *vb)
1599{
1600	int i;
1601
1602	if (!fmt)
1603		return -EINVAL;
1604	if (fmt->num_planes != vb->num_planes) {
1605		mfc_err("invalid plane number for the format\n");
1606		return -EINVAL;
1607	}
1608	for (i = 0; i < fmt->num_planes; i++) {
1609		if (!vb2_dma_contig_plane_dma_addr(vb, i)) {
1610			mfc_err("failed to get plane cookie\n");
1611			return -EINVAL;
1612		}
1613		mfc_debug(2, "index: %d, plane[%d] cookie: 0x%08zx\n",
1614			  vb->v4l2_buf.index, i,
1615			  vb2_dma_contig_plane_dma_addr(vb, i));
1616	}
1617	return 0;
1618}
1619
1620static int s5p_mfc_queue_setup(struct vb2_queue *vq,
1621			const struct v4l2_format *fmt,
1622			unsigned int *buf_count, unsigned int *plane_count,
1623			unsigned int psize[], void *allocators[])
1624{
1625	struct s5p_mfc_ctx *ctx = fh_to_ctx(vq->drv_priv);
1626	struct s5p_mfc_dev *dev = ctx->dev;
1627
1628	if (ctx->state != MFCINST_GOT_INST) {
1629		mfc_err("inavlid state: %d\n", ctx->state);
1630		return -EINVAL;
1631	}
1632	if (vq->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
1633		if (ctx->dst_fmt)
1634			*plane_count = ctx->dst_fmt->num_planes;
1635		else
1636			*plane_count = MFC_ENC_CAP_PLANE_COUNT;
1637		if (*buf_count < 1)
1638			*buf_count = 1;
1639		if (*buf_count > MFC_MAX_BUFFERS)
1640			*buf_count = MFC_MAX_BUFFERS;
1641		psize[0] = ctx->enc_dst_buf_size;
1642		allocators[0] = ctx->dev->alloc_ctx[MFC_BANK1_ALLOC_CTX];
1643	} else if (vq->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1644		if (ctx->src_fmt)
1645			*plane_count = ctx->src_fmt->num_planes;
1646		else
1647			*plane_count = MFC_ENC_OUT_PLANE_COUNT;
1648
1649		if (*buf_count < 1)
1650			*buf_count = 1;
1651		if (*buf_count > MFC_MAX_BUFFERS)
1652			*buf_count = MFC_MAX_BUFFERS;
1653		psize[0] = ctx->luma_size;
1654		psize[1] = ctx->chroma_size;
1655		if (IS_MFCV6(dev)) {
1656			allocators[0] =
1657				ctx->dev->alloc_ctx[MFC_BANK1_ALLOC_CTX];
1658			allocators[1] =
1659				ctx->dev->alloc_ctx[MFC_BANK1_ALLOC_CTX];
1660		} else {
1661			allocators[0] =
1662				ctx->dev->alloc_ctx[MFC_BANK2_ALLOC_CTX];
1663			allocators[1] =
1664				ctx->dev->alloc_ctx[MFC_BANK2_ALLOC_CTX];
1665		}
1666	} else {
1667		mfc_err("inavlid queue type: %d\n", vq->type);
1668		return -EINVAL;
1669	}
1670	return 0;
1671}
1672
1673static void s5p_mfc_unlock(struct vb2_queue *q)
1674{
1675	struct s5p_mfc_ctx *ctx = fh_to_ctx(q->drv_priv);
1676	struct s5p_mfc_dev *dev = ctx->dev;
1677
1678	mutex_unlock(&dev->mfc_mutex);
1679}
1680
1681static void s5p_mfc_lock(struct vb2_queue *q)
1682{
1683	struct s5p_mfc_ctx *ctx = fh_to_ctx(q->drv_priv);
1684	struct s5p_mfc_dev *dev = ctx->dev;
1685
1686	mutex_lock(&dev->mfc_mutex);
1687}
1688
1689static int s5p_mfc_buf_init(struct vb2_buffer *vb)
1690{
1691	struct vb2_queue *vq = vb->vb2_queue;
1692	struct s5p_mfc_ctx *ctx = fh_to_ctx(vq->drv_priv);
1693	unsigned int i;
1694	int ret;
1695
1696	if (vq->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
1697		ret = check_vb_with_fmt(ctx->dst_fmt, vb);
1698		if (ret < 0)
1699			return ret;
1700		i = vb->v4l2_buf.index;
1701		ctx->dst_bufs[i].b = vb;
1702		ctx->dst_bufs[i].cookie.stream =
1703					vb2_dma_contig_plane_dma_addr(vb, 0);
1704		ctx->dst_bufs_cnt++;
1705	} else if (vq->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1706		ret = check_vb_with_fmt(ctx->src_fmt, vb);
1707		if (ret < 0)
1708			return ret;
1709		i = vb->v4l2_buf.index;
1710		ctx->src_bufs[i].b = vb;
1711		ctx->src_bufs[i].cookie.raw.luma =
1712					vb2_dma_contig_plane_dma_addr(vb, 0);
1713		ctx->src_bufs[i].cookie.raw.chroma =
1714					vb2_dma_contig_plane_dma_addr(vb, 1);
1715		ctx->src_bufs_cnt++;
1716	} else {
1717		mfc_err("inavlid queue type: %d\n", vq->type);
1718		return -EINVAL;
1719	}
1720	return 0;
1721}
1722
1723static int s5p_mfc_buf_prepare(struct vb2_buffer *vb)
1724{
1725	struct vb2_queue *vq = vb->vb2_queue;
1726	struct s5p_mfc_ctx *ctx = fh_to_ctx(vq->drv_priv);
1727	int ret;
1728
1729	if (vq->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
1730		ret = check_vb_with_fmt(ctx->dst_fmt, vb);
1731		if (ret < 0)
1732			return ret;
1733		mfc_debug(2, "plane size: %ld, dst size: %d\n",
1734			vb2_plane_size(vb, 0), ctx->enc_dst_buf_size);
1735		if (vb2_plane_size(vb, 0) < ctx->enc_dst_buf_size) {
1736			mfc_err("plane size is too small for capture\n");
1737			return -EINVAL;
1738		}
1739	} else if (vq->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1740		ret = check_vb_with_fmt(ctx->src_fmt, vb);
1741		if (ret < 0)
1742			return ret;
1743		mfc_debug(2, "plane size: %ld, luma size: %d\n",
1744			vb2_plane_size(vb, 0), ctx->luma_size);
1745		mfc_debug(2, "plane size: %ld, chroma size: %d\n",
1746			vb2_plane_size(vb, 1), ctx->chroma_size);
1747		if (vb2_plane_size(vb, 0) < ctx->luma_size ||
1748		    vb2_plane_size(vb, 1) < ctx->chroma_size) {
1749			mfc_err("plane size is too small for output\n");
1750			return -EINVAL;
1751		}
1752	} else {
1753		mfc_err("inavlid queue type: %d\n", vq->type);
1754		return -EINVAL;
1755	}
1756	return 0;
1757}
1758
1759static int s5p_mfc_start_streaming(struct vb2_queue *q, unsigned int count)
1760{
1761	struct s5p_mfc_ctx *ctx = fh_to_ctx(q->drv_priv);
1762	struct s5p_mfc_dev *dev = ctx->dev;
1763
1764	if (IS_MFCV6(dev) && (q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE)) {
1765
1766		if ((ctx->state == MFCINST_GOT_INST) &&
1767			(dev->curr_ctx == ctx->num) && dev->hw_lock) {
1768			s5p_mfc_wait_for_done_ctx(ctx,
1769						S5P_MFC_R2H_CMD_SEQ_DONE_RET,
1770						0);
1771		}
1772
1773		if (ctx->src_bufs_cnt < ctx->pb_count) {
1774			mfc_err("Need minimum %d OUTPUT buffers\n",
1775					ctx->pb_count);
1776			return -EINVAL;
1777		}
1778	}
1779
1780	/* If context is ready then dev = work->data;schedule it to run */
1781	if (s5p_mfc_ctx_ready(ctx))
1782		set_work_bit_irqsave(ctx);
1783	s5p_mfc_hw_call(dev->mfc_ops, try_run, dev);
1784
1785	return 0;
1786}
1787
1788static int s5p_mfc_stop_streaming(struct vb2_queue *q)
1789{
1790	unsigned long flags;
1791	struct s5p_mfc_ctx *ctx = fh_to_ctx(q->drv_priv);
1792	struct s5p_mfc_dev *dev = ctx->dev;
1793
1794	if ((ctx->state == MFCINST_FINISHING ||
1795		ctx->state == MFCINST_RUNNING) &&
1796		dev->curr_ctx == ctx->num && dev->hw_lock) {
1797		ctx->state = MFCINST_ABORT;
1798		s5p_mfc_wait_for_done_ctx(ctx, S5P_MFC_R2H_CMD_FRAME_DONE_RET,
1799					  0);
1800	}
1801	ctx->state = MFCINST_FINISHED;
1802	spin_lock_irqsave(&dev->irqlock, flags);
1803	if (q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
1804		s5p_mfc_hw_call(dev->mfc_ops, cleanup_queue, &ctx->dst_queue,
1805				&ctx->vq_dst);
1806		INIT_LIST_HEAD(&ctx->dst_queue);
1807		ctx->dst_queue_cnt = 0;
1808	}
1809	if (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1810		cleanup_ref_queue(ctx);
1811		s5p_mfc_hw_call(dev->mfc_ops, cleanup_queue, &ctx->src_queue,
1812				&ctx->vq_src);
1813		INIT_LIST_HEAD(&ctx->src_queue);
1814		ctx->src_queue_cnt = 0;
1815	}
1816	spin_unlock_irqrestore(&dev->irqlock, flags);
1817	return 0;
1818}
1819
1820static void s5p_mfc_buf_queue(struct vb2_buffer *vb)
1821{
1822	struct vb2_queue *vq = vb->vb2_queue;
1823	struct s5p_mfc_ctx *ctx = fh_to_ctx(vq->drv_priv);
1824	struct s5p_mfc_dev *dev = ctx->dev;
1825	unsigned long flags;
1826	struct s5p_mfc_buf *mfc_buf;
1827
1828	if (ctx->state == MFCINST_ERROR) {
1829		vb2_buffer_done(vb, VB2_BUF_STATE_ERROR);
1830		cleanup_ref_queue(ctx);
1831		return;
1832	}
1833	if (vq->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
1834		mfc_buf = &ctx->dst_bufs[vb->v4l2_buf.index];
1835		mfc_buf->flags &= ~MFC_BUF_FLAG_USED;
1836		/* Mark destination as available for use by MFC */
1837		spin_lock_irqsave(&dev->irqlock, flags);
1838		list_add_tail(&mfc_buf->list, &ctx->dst_queue);
1839		ctx->dst_queue_cnt++;
1840		spin_unlock_irqrestore(&dev->irqlock, flags);
1841	} else if (vq->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
1842		mfc_buf = &ctx->src_bufs[vb->v4l2_buf.index];
1843		mfc_buf->flags &= ~MFC_BUF_FLAG_USED;
1844		spin_lock_irqsave(&dev->irqlock, flags);
1845		list_add_tail(&mfc_buf->list, &ctx->src_queue);
1846		ctx->src_queue_cnt++;
1847		spin_unlock_irqrestore(&dev->irqlock, flags);
1848	} else {
1849		mfc_err("unsupported buffer type (%d)\n", vq->type);
1850	}
1851	if (s5p_mfc_ctx_ready(ctx))
1852		set_work_bit_irqsave(ctx);
1853	s5p_mfc_hw_call(dev->mfc_ops, try_run, dev);
1854}
1855
1856static struct vb2_ops s5p_mfc_enc_qops = {
1857	.queue_setup		= s5p_mfc_queue_setup,
1858	.wait_prepare		= s5p_mfc_unlock,
1859	.wait_finish		= s5p_mfc_lock,
1860	.buf_init		= s5p_mfc_buf_init,
1861	.buf_prepare		= s5p_mfc_buf_prepare,
1862	.start_streaming	= s5p_mfc_start_streaming,
1863	.stop_streaming		= s5p_mfc_stop_streaming,
1864	.buf_queue		= s5p_mfc_buf_queue,
1865};
1866
1867struct s5p_mfc_codec_ops *get_enc_codec_ops(void)
1868{
1869	return &encoder_codec_ops;
1870}
1871
1872struct vb2_ops *get_enc_queue_ops(void)
1873{
1874	return &s5p_mfc_enc_qops;
1875}
1876
1877const struct v4l2_ioctl_ops *get_enc_v4l2_ioctl_ops(void)
1878{
1879	return &s5p_mfc_enc_ioctl_ops;
1880}
1881
1882#define IS_MFC51_PRIV(x) ((V4L2_CTRL_ID2CLASS(x) == V4L2_CTRL_CLASS_MPEG) \
1883						&& V4L2_CTRL_DRIVER_PRIV(x))
1884
1885int s5p_mfc_enc_ctrls_setup(struct s5p_mfc_ctx *ctx)
1886{
1887	struct v4l2_ctrl_config cfg;
1888	int i;
1889
1890	v4l2_ctrl_handler_init(&ctx->ctrl_handler, NUM_CTRLS);
1891	if (ctx->ctrl_handler.error) {
1892		mfc_err("v4l2_ctrl_handler_init failed\n");
1893		return ctx->ctrl_handler.error;
1894	}
1895	for (i = 0; i < NUM_CTRLS; i++) {
1896		if (IS_MFC51_PRIV(controls[i].id)) {
1897			memset(&cfg, 0, sizeof(struct v4l2_ctrl_config));
1898			cfg.ops = &s5p_mfc_enc_ctrl_ops;
1899			cfg.id = controls[i].id;
1900			cfg.min = controls[i].minimum;
1901			cfg.max = controls[i].maximum;
1902			cfg.def = controls[i].default_value;
1903			cfg.name = controls[i].name;
1904			cfg.type = controls[i].type;
1905			cfg.flags = 0;
1906
1907			if (cfg.type == V4L2_CTRL_TYPE_MENU) {
1908				cfg.step = 0;
1909				cfg.menu_skip_mask = cfg.menu_skip_mask;
1910				cfg.qmenu = mfc51_get_menu(cfg.id);
1911			} else {
1912				cfg.step = controls[i].step;
1913				cfg.menu_skip_mask = 0;
1914			}
1915			ctx->ctrls[i] = v4l2_ctrl_new_custom(&ctx->ctrl_handler,
1916					&cfg, NULL);
1917		} else {
1918			if (controls[i].type == V4L2_CTRL_TYPE_MENU) {
1919				ctx->ctrls[i] = v4l2_ctrl_new_std_menu(
1920					&ctx->ctrl_handler,
1921					&s5p_mfc_enc_ctrl_ops, controls[i].id,
1922					controls[i].maximum, 0,
1923					controls[i].default_value);
1924			} else {
1925				ctx->ctrls[i] = v4l2_ctrl_new_std(
1926					&ctx->ctrl_handler,
1927					&s5p_mfc_enc_ctrl_ops, controls[i].id,
1928					controls[i].minimum,
1929					controls[i].maximum, controls[i].step,
1930					controls[i].default_value);
1931			}
1932		}
1933		if (ctx->ctrl_handler.error) {
1934			mfc_err("Adding control (%d) failed\n", i);
1935			return ctx->ctrl_handler.error;
1936		}
1937		if (controls[i].is_volatile && ctx->ctrls[i])
1938			ctx->ctrls[i]->flags |= V4L2_CTRL_FLAG_VOLATILE;
1939	}
1940	v4l2_ctrl_handler_setup(&ctx->ctrl_handler);
1941	return 0;
1942}
1943
1944void s5p_mfc_enc_ctrls_delete(struct s5p_mfc_ctx *ctx)
1945{
1946	int i;
1947
1948	v4l2_ctrl_handler_free(&ctx->ctrl_handler);
1949	for (i = 0; i < NUM_CTRLS; i++)
1950		ctx->ctrls[i] = NULL;
1951}
1952
1953void s5p_mfc_enc_init(struct s5p_mfc_ctx *ctx)
1954{
1955	struct v4l2_format f;
1956	f.fmt.pix_mp.pixelformat = DEF_SRC_FMT_ENC;
1957	ctx->src_fmt = find_format(&f, MFC_FMT_RAW);
1958	f.fmt.pix_mp.pixelformat = DEF_DST_FMT_ENC;
1959	ctx->dst_fmt = find_format(&f, MFC_FMT_ENC);
1960}
1961
1962