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x86/build: Don't add -maccumulate-outgoing-args w/o compiler support
[linux/fpc-iii.git] / drivers / media / platform / mtk-vcodec / mtk_vcodec_enc.c
blob1b1a28abbf1f6f4b913468053aae836beba62b59
1 /*
2 * Copyright (c) 2016 MediaTek Inc.
3 * Author: PC Chen <pc.chen@mediatek.com>
4 * Tiffany Lin <tiffany.lin@mediatek.com>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 *
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 */
15
16 #include <media/v4l2-event.h>
17 #include <media/v4l2-mem2mem.h>
18 #include <media/videobuf2-dma-contig.h>
19 #include <soc/mediatek/smi.h>
20
21 #include "mtk_vcodec_drv.h"
22 #include "mtk_vcodec_enc.h"
23 #include "mtk_vcodec_intr.h"
24 #include "mtk_vcodec_util.h"
25 #include "venc_drv_if.h"
26
27 #define MTK_VENC_MIN_W 160U
28 #define MTK_VENC_MIN_H 128U
29 #define MTK_VENC_MAX_W 1920U
30 #define MTK_VENC_MAX_H 1088U
31 #define DFT_CFG_WIDTH MTK_VENC_MIN_W
32 #define DFT_CFG_HEIGHT MTK_VENC_MIN_H
33 #define MTK_MAX_CTRLS_HINT 20
34 #define OUT_FMT_IDX 0
35 #define CAP_FMT_IDX 4
36
37
38 static void mtk_venc_worker(struct work_struct *work);
39
40 static struct mtk_video_fmt mtk_video_formats[] = {
41 {
42 .fourcc = V4L2_PIX_FMT_NV12M,
43 .type = MTK_FMT_FRAME,
44 .num_planes = 2,
45 },
46 {
47 .fourcc = V4L2_PIX_FMT_NV21M,
48 .type = MTK_FMT_FRAME,
49 .num_planes = 2,
50 },
51 {
52 .fourcc = V4L2_PIX_FMT_YUV420M,
53 .type = MTK_FMT_FRAME,
54 .num_planes = 3,
55 },
56 {
57 .fourcc = V4L2_PIX_FMT_YVU420M,
58 .type = MTK_FMT_FRAME,
59 .num_planes = 3,
60 },
61 {
62 .fourcc = V4L2_PIX_FMT_H264,
63 .type = MTK_FMT_ENC,
64 .num_planes = 1,
65 },
66 {
67 .fourcc = V4L2_PIX_FMT_VP8,
68 .type = MTK_FMT_ENC,
69 .num_planes = 1,
70 },
71 };
72
73 #define NUM_FORMATS ARRAY_SIZE(mtk_video_formats)
74
75 static const struct mtk_codec_framesizes mtk_venc_framesizes[] = {
76 {
77 .fourcc = V4L2_PIX_FMT_H264,
78 .stepwise = { MTK_VENC_MIN_W, MTK_VENC_MAX_W, 16,
79 MTK_VENC_MIN_H, MTK_VENC_MAX_H, 16 },
80 },
81 {
82 .fourcc = V4L2_PIX_FMT_VP8,
83 .stepwise = { MTK_VENC_MIN_W, MTK_VENC_MAX_W, 16,
84 MTK_VENC_MIN_H, MTK_VENC_MAX_H, 16 },
85 },
86 };
87
88 #define NUM_SUPPORTED_FRAMESIZE ARRAY_SIZE(mtk_venc_framesizes)
89
90 static int vidioc_venc_s_ctrl(struct v4l2_ctrl *ctrl)
91 {
92 struct mtk_vcodec_ctx *ctx = ctrl_to_ctx(ctrl);
93 struct mtk_enc_params *p = &ctx->enc_params;
94 int ret = 0;
95
96 switch (ctrl->id) {
97 case V4L2_CID_MPEG_VIDEO_BITRATE:
98 mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_BITRATE val = %d",
99 ctrl->val);
100 p->bitrate = ctrl->val;
101 ctx->param_change |= MTK_ENCODE_PARAM_BITRATE;
102 break;
103 case V4L2_CID_MPEG_VIDEO_B_FRAMES:
104 mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_B_FRAMES val = %d",
105 ctrl->val);
106 p->num_b_frame = ctrl->val;
107 break;
108 case V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE:
109 mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE val = %d",
110 ctrl->val);
111 p->rc_frame = ctrl->val;
112 break;
113 case V4L2_CID_MPEG_VIDEO_H264_MAX_QP:
114 mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_H264_MAX_QP val = %d",
115 ctrl->val);
116 p->h264_max_qp = ctrl->val;
117 break;
118 case V4L2_CID_MPEG_VIDEO_HEADER_MODE:
119 mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_HEADER_MODE val = %d",
120 ctrl->val);
121 p->seq_hdr_mode = ctrl->val;
122 break;
123 case V4L2_CID_MPEG_VIDEO_MB_RC_ENABLE:
124 mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_MB_RC_ENABLE val = %d",
125 ctrl->val);
126 p->rc_mb = ctrl->val;
127 break;
128 case V4L2_CID_MPEG_VIDEO_H264_PROFILE:
129 mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_H264_PROFILE val = %d",
130 ctrl->val);
131 p->h264_profile = ctrl->val;
132 break;
133 case V4L2_CID_MPEG_VIDEO_H264_LEVEL:
134 mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_H264_LEVEL val = %d",
135 ctrl->val);
136 p->h264_level = ctrl->val;
137 break;
138 case V4L2_CID_MPEG_VIDEO_H264_I_PERIOD:
139 mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_H264_I_PERIOD val = %d",
140 ctrl->val);
141 p->intra_period = ctrl->val;
142 ctx->param_change |= MTK_ENCODE_PARAM_INTRA_PERIOD;
143 break;
144 case V4L2_CID_MPEG_VIDEO_GOP_SIZE:
145 mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_GOP_SIZE val = %d",
146 ctrl->val);
147 p->gop_size = ctrl->val;
148 ctx->param_change |= MTK_ENCODE_PARAM_GOP_SIZE;
149 break;
150 case V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME:
151 mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME");
152 p->force_intra = 1;
153 ctx->param_change |= MTK_ENCODE_PARAM_FORCE_INTRA;
154 break;
155 default:
156 ret = -EINVAL;
157 break;
158 }
159
160 return ret;
161 }
162
163 static const struct v4l2_ctrl_ops mtk_vcodec_enc_ctrl_ops = {
164 .s_ctrl = vidioc_venc_s_ctrl,
165 };
166
167 static int vidioc_enum_fmt(struct v4l2_fmtdesc *f, bool output_queue)
168 {
169 struct mtk_video_fmt *fmt;
170 int i, j = 0;
171
172 for (i = 0; i < NUM_FORMATS; ++i) {
173 if (output_queue && mtk_video_formats[i].type != MTK_FMT_FRAME)
174 continue;
175 if (!output_queue && mtk_video_formats[i].type != MTK_FMT_ENC)
176 continue;
177
178 if (j == f->index) {
179 fmt = &mtk_video_formats[i];
180 f->pixelformat = fmt->fourcc;
181 memset(f->reserved, 0, sizeof(f->reserved));
182 return 0;
183 }
184 ++j;
185 }
186
187 return -EINVAL;
188 }
189
190 static int vidioc_enum_framesizes(struct file *file, void *fh,
191 struct v4l2_frmsizeenum *fsize)
192 {
193 int i = 0;
194
195 if (fsize->index != 0)
196 return -EINVAL;
197
198 for (i = 0; i < NUM_SUPPORTED_FRAMESIZE; ++i) {
199 if (fsize->pixel_format != mtk_venc_framesizes[i].fourcc)
200 continue;
201
202 fsize->type = V4L2_FRMSIZE_TYPE_STEPWISE;
203 fsize->stepwise = mtk_venc_framesizes[i].stepwise;
204 return 0;
205 }
206
207 return -EINVAL;
208 }
209
210 static int vidioc_enum_fmt_vid_cap_mplane(struct file *file, void *pirv,
211 struct v4l2_fmtdesc *f)
212 {
213 return vidioc_enum_fmt(f, false);
214 }
215
216 static int vidioc_enum_fmt_vid_out_mplane(struct file *file, void *prov,
217 struct v4l2_fmtdesc *f)
218 {
219 return vidioc_enum_fmt(f, true);
220 }
221
222 static int vidioc_venc_querycap(struct file *file, void *priv,
223 struct v4l2_capability *cap)
224 {
225 strlcpy(cap->driver, MTK_VCODEC_ENC_NAME, sizeof(cap->driver));
226 strlcpy(cap->bus_info, MTK_PLATFORM_STR, sizeof(cap->bus_info));
227 strlcpy(cap->card, MTK_PLATFORM_STR, sizeof(cap->card));
228
229 return 0;
230 }
231
232 static int vidioc_venc_s_parm(struct file *file, void *priv,
233 struct v4l2_streamparm *a)
234 {
235 struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
236
237 if (a->type != V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
238 return -EINVAL;
239
240 ctx->enc_params.framerate_num =
241 a->parm.output.timeperframe.denominator;
242 ctx->enc_params.framerate_denom =
243 a->parm.output.timeperframe.numerator;
244 ctx->param_change |= MTK_ENCODE_PARAM_FRAMERATE;
245
246 a->parm.output.capability = V4L2_CAP_TIMEPERFRAME;
247
248 return 0;
249 }
250
251 static int vidioc_venc_g_parm(struct file *file, void *priv,
252 struct v4l2_streamparm *a)
253 {
254 struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
255
256 if (a->type != V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
257 return -EINVAL;
258
259 a->parm.output.capability = V4L2_CAP_TIMEPERFRAME;
260 a->parm.output.timeperframe.denominator =
261 ctx->enc_params.framerate_num;
262 a->parm.output.timeperframe.numerator =
263 ctx->enc_params.framerate_denom;
264
265 return 0;
266 }
267
268 static struct mtk_q_data *mtk_venc_get_q_data(struct mtk_vcodec_ctx *ctx,
269 enum v4l2_buf_type type)
270 {
271 if (V4L2_TYPE_IS_OUTPUT(type))
272 return &ctx->q_data[MTK_Q_DATA_SRC];
273
274 return &ctx->q_data[MTK_Q_DATA_DST];
275 }
276
277 static struct mtk_video_fmt *mtk_venc_find_format(struct v4l2_format *f)
278 {
279 struct mtk_video_fmt *fmt;
280 unsigned int k;
281
282 for (k = 0; k < NUM_FORMATS; k++) {
283 fmt = &mtk_video_formats[k];
284 if (fmt->fourcc == f->fmt.pix.pixelformat)
285 return fmt;
286 }
287
288 return NULL;
289 }
290
291 /* V4L2 specification suggests the driver corrects the format struct if any of
292 * the dimensions is unsupported
293 */
294 static int vidioc_try_fmt(struct v4l2_format *f, struct mtk_video_fmt *fmt)
295 {
296 struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp;
297 int i;
298
299 pix_fmt_mp->field = V4L2_FIELD_NONE;
300
301 if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
302 pix_fmt_mp->num_planes = 1;
303 pix_fmt_mp->plane_fmt[0].bytesperline = 0;
304 } else if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
305 int tmp_w, tmp_h;
306
307 pix_fmt_mp->height = clamp(pix_fmt_mp->height,
308 MTK_VENC_MIN_H,
309 MTK_VENC_MAX_H);
310 pix_fmt_mp->width = clamp(pix_fmt_mp->width,
311 MTK_VENC_MIN_W,
312 MTK_VENC_MAX_W);
313
314 /* find next closer width align 16, heign align 32, size align
315 * 64 rectangle
316 */
317 tmp_w = pix_fmt_mp->width;
318 tmp_h = pix_fmt_mp->height;
319 v4l_bound_align_image(&pix_fmt_mp->width,
320 MTK_VENC_MIN_W,
321 MTK_VENC_MAX_W, 4,
322 &pix_fmt_mp->height,
323 MTK_VENC_MIN_H,
324 MTK_VENC_MAX_H, 5, 6);
325
326 if (pix_fmt_mp->width < tmp_w &&
327 (pix_fmt_mp->width + 16) <= MTK_VENC_MAX_W)
328 pix_fmt_mp->width += 16;
329 if (pix_fmt_mp->height < tmp_h &&
330 (pix_fmt_mp->height + 32) <= MTK_VENC_MAX_H)
331 pix_fmt_mp->height += 32;
332
333 mtk_v4l2_debug(0,
334 "before resize width=%d, height=%d, after resize width=%d, height=%d, sizeimage=%d %d",
335 tmp_w, tmp_h, pix_fmt_mp->width,
336 pix_fmt_mp->height,
337 pix_fmt_mp->plane_fmt[0].sizeimage,
338 pix_fmt_mp->plane_fmt[1].sizeimage);
339
340 pix_fmt_mp->num_planes = fmt->num_planes;
341 pix_fmt_mp->plane_fmt[0].sizeimage =
342 pix_fmt_mp->width * pix_fmt_mp->height +
343 ((ALIGN(pix_fmt_mp->width, 16) * 2) * 16);
344 pix_fmt_mp->plane_fmt[0].bytesperline = pix_fmt_mp->width;
345
346 if (pix_fmt_mp->num_planes == 2) {
347 pix_fmt_mp->plane_fmt[1].sizeimage =
348 (pix_fmt_mp->width * pix_fmt_mp->height) / 2 +
349 (ALIGN(pix_fmt_mp->width, 16) * 16);
350 pix_fmt_mp->plane_fmt[2].sizeimage = 0;
351 pix_fmt_mp->plane_fmt[1].bytesperline =
352 pix_fmt_mp->width;
353 pix_fmt_mp->plane_fmt[2].bytesperline = 0;
354 } else if (pix_fmt_mp->num_planes == 3) {
355 pix_fmt_mp->plane_fmt[1].sizeimage =
356 pix_fmt_mp->plane_fmt[2].sizeimage =
357 (pix_fmt_mp->width * pix_fmt_mp->height) / 4 +
358 ((ALIGN(pix_fmt_mp->width, 16) / 2) * 16);
359 pix_fmt_mp->plane_fmt[1].bytesperline =
360 pix_fmt_mp->plane_fmt[2].bytesperline =
361 pix_fmt_mp->width / 2;
362 }
363 }
364
365 for (i = 0; i < pix_fmt_mp->num_planes; i++)
366 memset(&(pix_fmt_mp->plane_fmt[i].reserved[0]), 0x0,
367 sizeof(pix_fmt_mp->plane_fmt[0].reserved));
368
369 pix_fmt_mp->flags = 0;
370 memset(&pix_fmt_mp->reserved, 0x0,
371 sizeof(pix_fmt_mp->reserved));
372
373 return 0;
374 }
375
376 static void mtk_venc_set_param(struct mtk_vcodec_ctx *ctx,
377 struct venc_enc_param *param)
378 {
379 struct mtk_q_data *q_data_src = &ctx->q_data[MTK_Q_DATA_SRC];
380 struct mtk_enc_params *enc_params = &ctx->enc_params;
381
382 switch (q_data_src->fmt->fourcc) {
383 case V4L2_PIX_FMT_YUV420M:
384 param->input_yuv_fmt = VENC_YUV_FORMAT_I420;
385 break;
386 case V4L2_PIX_FMT_YVU420M:
387 param->input_yuv_fmt = VENC_YUV_FORMAT_YV12;
388 break;
389 case V4L2_PIX_FMT_NV12M:
390 param->input_yuv_fmt = VENC_YUV_FORMAT_NV12;
391 break;
392 case V4L2_PIX_FMT_NV21M:
393 param->input_yuv_fmt = VENC_YUV_FORMAT_NV21;
394 break;
395 default:
396 mtk_v4l2_err("Unsupport fourcc =%d", q_data_src->fmt->fourcc);
397 break;
398 }
399 param->h264_profile = enc_params->h264_profile;
400 param->h264_level = enc_params->h264_level;
401
402 /* Config visible resolution */
403 param->width = q_data_src->visible_width;
404 param->height = q_data_src->visible_height;
405 /* Config coded resolution */
406 param->buf_width = q_data_src->coded_width;
407 param->buf_height = q_data_src->coded_height;
408 param->frm_rate = enc_params->framerate_num /
409 enc_params->framerate_denom;
410 param->intra_period = enc_params->intra_period;
411 param->gop_size = enc_params->gop_size;
412 param->bitrate = enc_params->bitrate;
413
414 mtk_v4l2_debug(0,
415 "fmt 0x%x, P/L %d/%d, w/h %d/%d, buf %d/%d, fps/bps %d/%d, gop %d, i_period %d",
416 param->input_yuv_fmt, param->h264_profile,
417 param->h264_level, param->width, param->height,
418 param->buf_width, param->buf_height,
419 param->frm_rate, param->bitrate,
420 param->gop_size, param->intra_period);
421 }
422
423 static int vidioc_venc_s_fmt_cap(struct file *file, void *priv,
424 struct v4l2_format *f)
425 {
426 struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
427 struct vb2_queue *vq;
428 struct mtk_q_data *q_data;
429 int i, ret;
430 struct mtk_video_fmt *fmt;
431
432 vq = v4l2_m2m_get_vq(ctx->m2m_ctx, f->type);
433 if (!vq) {
434 mtk_v4l2_err("fail to get vq");
435 return -EINVAL;
436 }
437
438 if (vb2_is_busy(vq)) {
439 mtk_v4l2_err("queue busy");
440 return -EBUSY;
441 }
442
443 q_data = mtk_venc_get_q_data(ctx, f->type);
444 if (!q_data) {
445 mtk_v4l2_err("fail to get q data");
446 return -EINVAL;
447 }
448
449 fmt = mtk_venc_find_format(f);
450 if (!fmt) {
451 f->fmt.pix.pixelformat = mtk_video_formats[CAP_FMT_IDX].fourcc;
452 fmt = mtk_venc_find_format(f);
453 }
454
455 q_data->fmt = fmt;
456 ret = vidioc_try_fmt(f, q_data->fmt);
457 if (ret)
458 return ret;
459
460 q_data->coded_width = f->fmt.pix_mp.width;
461 q_data->coded_height = f->fmt.pix_mp.height;
462 q_data->field = f->fmt.pix_mp.field;
463
464 for (i = 0; i < f->fmt.pix_mp.num_planes; i++) {
465 struct v4l2_plane_pix_format *plane_fmt;
466
467 plane_fmt = &f->fmt.pix_mp.plane_fmt[i];
468 q_data->bytesperline[i] = plane_fmt->bytesperline;
469 q_data->sizeimage[i] = plane_fmt->sizeimage;
470 }
471
472 if (ctx->state == MTK_STATE_FREE) {
473 ret = venc_if_init(ctx, q_data->fmt->fourcc);
474 if (ret) {
475 mtk_v4l2_err("venc_if_init failed=%d, codec type=%x",
476 ret, q_data->fmt->fourcc);
477 return -EBUSY;
478 }
479 ctx->state = MTK_STATE_INIT;
480 }
481
482 return 0;
483 }
484
485 static int vidioc_venc_s_fmt_out(struct file *file, void *priv,
486 struct v4l2_format *f)
487 {
488 struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
489 struct vb2_queue *vq;
490 struct mtk_q_data *q_data;
491 int ret, i;
492 struct mtk_video_fmt *fmt;
493 struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp;
494
495 vq = v4l2_m2m_get_vq(ctx->m2m_ctx, f->type);
496 if (!vq) {
497 mtk_v4l2_err("fail to get vq");
498 return -EINVAL;
499 }
500
501 if (vb2_is_busy(vq)) {
502 mtk_v4l2_err("queue busy");
503 return -EBUSY;
504 }
505
506 q_data = mtk_venc_get_q_data(ctx, f->type);
507 if (!q_data) {
508 mtk_v4l2_err("fail to get q data");
509 return -EINVAL;
510 }
511
512 fmt = mtk_venc_find_format(f);
513 if (!fmt) {
514 f->fmt.pix.pixelformat = mtk_video_formats[OUT_FMT_IDX].fourcc;
515 fmt = mtk_venc_find_format(f);
516 }
517
518 pix_fmt_mp->height = clamp(pix_fmt_mp->height,
519 MTK_VENC_MIN_H,
520 MTK_VENC_MAX_H);
521 pix_fmt_mp->width = clamp(pix_fmt_mp->width,
522 MTK_VENC_MIN_W,
523 MTK_VENC_MAX_W);
524
525 q_data->visible_width = f->fmt.pix_mp.width;
526 q_data->visible_height = f->fmt.pix_mp.height;
527 q_data->fmt = fmt;
528 ret = vidioc_try_fmt(f, q_data->fmt);
529 if (ret)
530 return ret;
531
532 q_data->coded_width = f->fmt.pix_mp.width;
533 q_data->coded_height = f->fmt.pix_mp.height;
534
535 q_data->field = f->fmt.pix_mp.field;
536 ctx->colorspace = f->fmt.pix_mp.colorspace;
537 ctx->ycbcr_enc = f->fmt.pix_mp.ycbcr_enc;
538 ctx->quantization = f->fmt.pix_mp.quantization;
539 ctx->xfer_func = f->fmt.pix_mp.xfer_func;
540
541 for (i = 0; i < f->fmt.pix_mp.num_planes; i++) {
542 struct v4l2_plane_pix_format *plane_fmt;
543
544 plane_fmt = &f->fmt.pix_mp.plane_fmt[i];
545 q_data->bytesperline[i] = plane_fmt->bytesperline;
546 q_data->sizeimage[i] = plane_fmt->sizeimage;
547 }
548
549 return 0;
550 }
551
552 static int vidioc_venc_g_fmt(struct file *file, void *priv,
553 struct v4l2_format *f)
554 {
555 struct v4l2_pix_format_mplane *pix = &f->fmt.pix_mp;
556 struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
557 struct vb2_queue *vq;
558 struct mtk_q_data *q_data;
559 int i;
560
561 vq = v4l2_m2m_get_vq(ctx->m2m_ctx, f->type);
562 if (!vq)
563 return -EINVAL;
564
565 q_data = mtk_venc_get_q_data(ctx, f->type);
566
567 pix->width = q_data->coded_width;
568 pix->height = q_data->coded_height;
569 pix->pixelformat = q_data->fmt->fourcc;
570 pix->field = q_data->field;
571 pix->num_planes = q_data->fmt->num_planes;
572 for (i = 0; i < pix->num_planes; i++) {
573 pix->plane_fmt[i].bytesperline = q_data->bytesperline[i];
574 pix->plane_fmt[i].sizeimage = q_data->sizeimage[i];
575 memset(&(pix->plane_fmt[i].reserved[0]), 0x0,
576 sizeof(pix->plane_fmt[i].reserved));
577 }
578
579 pix->flags = 0;
580 pix->colorspace = ctx->colorspace;
581 pix->ycbcr_enc = ctx->ycbcr_enc;
582 pix->quantization = ctx->quantization;
583 pix->xfer_func = ctx->xfer_func;
584
585 return 0;
586 }
587
588 static int vidioc_try_fmt_vid_cap_mplane(struct file *file, void *priv,
589 struct v4l2_format *f)
590 {
591 struct mtk_video_fmt *fmt;
592 struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
593
594 fmt = mtk_venc_find_format(f);
595 if (!fmt) {
596 f->fmt.pix.pixelformat = mtk_video_formats[CAP_FMT_IDX].fourcc;
597 fmt = mtk_venc_find_format(f);
598 }
599 f->fmt.pix_mp.colorspace = ctx->colorspace;
600 f->fmt.pix_mp.ycbcr_enc = ctx->ycbcr_enc;
601 f->fmt.pix_mp.quantization = ctx->quantization;
602 f->fmt.pix_mp.xfer_func = ctx->xfer_func;
603
604 return vidioc_try_fmt(f, fmt);
605 }
606
607 static int vidioc_try_fmt_vid_out_mplane(struct file *file, void *priv,
608 struct v4l2_format *f)
609 {
610 struct mtk_video_fmt *fmt;
611
612 fmt = mtk_venc_find_format(f);
613 if (!fmt) {
614 f->fmt.pix.pixelformat = mtk_video_formats[OUT_FMT_IDX].fourcc;
615 fmt = mtk_venc_find_format(f);
616 }
617 if (!f->fmt.pix_mp.colorspace) {
618 f->fmt.pix_mp.colorspace = V4L2_COLORSPACE_REC709;
619 f->fmt.pix_mp.ycbcr_enc = V4L2_YCBCR_ENC_DEFAULT;
620 f->fmt.pix_mp.quantization = V4L2_QUANTIZATION_DEFAULT;
621 f->fmt.pix_mp.xfer_func = V4L2_XFER_FUNC_DEFAULT;
622 }
623
624 return vidioc_try_fmt(f, fmt);
625 }
626
627 static int vidioc_venc_g_selection(struct file *file, void *priv,
628 struct v4l2_selection *s)
629 {
630 struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
631 struct mtk_q_data *q_data;
632
633 if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT)
634 return -EINVAL;
635
636 q_data = mtk_venc_get_q_data(ctx, s->type);
637 if (!q_data)
638 return -EINVAL;
639
640 switch (s->target) {
641 case V4L2_SEL_TGT_CROP_DEFAULT:
642 case V4L2_SEL_TGT_CROP_BOUNDS:
643 s->r.top = 0;
644 s->r.left = 0;
645 s->r.width = q_data->coded_width;
646 s->r.height = q_data->coded_height;
647 break;
648 case V4L2_SEL_TGT_CROP:
649 s->r.top = 0;
650 s->r.left = 0;
651 s->r.width = q_data->visible_width;
652 s->r.height = q_data->visible_height;
653 break;
654 default:
655 return -EINVAL;
656 }
657
658 return 0;
659 }
660
661 static int vidioc_venc_s_selection(struct file *file, void *priv,
662 struct v4l2_selection *s)
663 {
664 struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
665 struct mtk_q_data *q_data;
666
667 if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT)
668 return -EINVAL;
669
670 q_data = mtk_venc_get_q_data(ctx, s->type);
671 if (!q_data)
672 return -EINVAL;
673
674 switch (s->target) {
675 case V4L2_SEL_TGT_CROP:
676 /* Only support crop from (0,0) */
677 s->r.top = 0;
678 s->r.left = 0;
679 s->r.width = min(s->r.width, q_data->coded_width);
680 s->r.height = min(s->r.height, q_data->coded_height);
681 q_data->visible_width = s->r.width;
682 q_data->visible_height = s->r.height;
683 break;
684 default:
685 return -EINVAL;
686 }
687 return 0;
688 }
689
690 static int vidioc_venc_qbuf(struct file *file, void *priv,
691 struct v4l2_buffer *buf)
692 {
693 struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
694
695 if (ctx->state == MTK_STATE_ABORT) {
696 mtk_v4l2_err("[%d] Call on QBUF after unrecoverable error",
697 ctx->id);
698 return -EIO;
699 }
700
701 return v4l2_m2m_qbuf(file, ctx->m2m_ctx, buf);
702 }
703
704 static int vidioc_venc_dqbuf(struct file *file, void *priv,
705 struct v4l2_buffer *buf)
706 {
707 struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
708
709 if (ctx->state == MTK_STATE_ABORT) {
710 mtk_v4l2_err("[%d] Call on QBUF after unrecoverable error",
711 ctx->id);
712 return -EIO;
713 }
714
715 return v4l2_m2m_dqbuf(file, ctx->m2m_ctx, buf);
716 }
717
718 const struct v4l2_ioctl_ops mtk_venc_ioctl_ops = {
719 .vidioc_streamon = v4l2_m2m_ioctl_streamon,
720 .vidioc_streamoff = v4l2_m2m_ioctl_streamoff,
721
722 .vidioc_reqbufs = v4l2_m2m_ioctl_reqbufs,
723 .vidioc_querybuf = v4l2_m2m_ioctl_querybuf,
724 .vidioc_qbuf = vidioc_venc_qbuf,
725 .vidioc_dqbuf = vidioc_venc_dqbuf,
726
727 .vidioc_querycap = vidioc_venc_querycap,
728 .vidioc_enum_fmt_vid_cap_mplane = vidioc_enum_fmt_vid_cap_mplane,
729 .vidioc_enum_fmt_vid_out_mplane = vidioc_enum_fmt_vid_out_mplane,
730 .vidioc_enum_framesizes = vidioc_enum_framesizes,
731
732 .vidioc_try_fmt_vid_cap_mplane = vidioc_try_fmt_vid_cap_mplane,
733 .vidioc_try_fmt_vid_out_mplane = vidioc_try_fmt_vid_out_mplane,
734 .vidioc_expbuf = v4l2_m2m_ioctl_expbuf,
735 .vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
736 .vidioc_unsubscribe_event = v4l2_event_unsubscribe,
737
738 .vidioc_s_parm = vidioc_venc_s_parm,
739 .vidioc_g_parm = vidioc_venc_g_parm,
740 .vidioc_s_fmt_vid_cap_mplane = vidioc_venc_s_fmt_cap,
741 .vidioc_s_fmt_vid_out_mplane = vidioc_venc_s_fmt_out,
742
743 .vidioc_g_fmt_vid_cap_mplane = vidioc_venc_g_fmt,
744 .vidioc_g_fmt_vid_out_mplane = vidioc_venc_g_fmt,
745
746 .vidioc_create_bufs = v4l2_m2m_ioctl_create_bufs,
747 .vidioc_prepare_buf = v4l2_m2m_ioctl_prepare_buf,
748
749 .vidioc_g_selection = vidioc_venc_g_selection,
750 .vidioc_s_selection = vidioc_venc_s_selection,
751 };
752
753 static int vb2ops_venc_queue_setup(struct vb2_queue *vq,
754 unsigned int *nbuffers,
755 unsigned int *nplanes,
756 unsigned int sizes[],
757 struct device *alloc_devs[])
758 {
759 struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(vq);
760 struct mtk_q_data *q_data;
761 unsigned int i;
762
763 q_data = mtk_venc_get_q_data(ctx, vq->type);
764
765 if (q_data == NULL)
766 return -EINVAL;
767
768 if (*nplanes) {
769 for (i = 0; i < *nplanes; i++)
770 if (sizes[i] < q_data->sizeimage[i])
771 return -EINVAL;
772 } else {
773 *nplanes = q_data->fmt->num_planes;
774 for (i = 0; i < *nplanes; i++)
775 sizes[i] = q_data->sizeimage[i];
776 }
777
778 return 0;
779 }
780
781 static int vb2ops_venc_buf_prepare(struct vb2_buffer *vb)
782 {
783 struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue);
784 struct mtk_q_data *q_data;
785 int i;
786
787 q_data = mtk_venc_get_q_data(ctx, vb->vb2_queue->type);
788
789 for (i = 0; i < q_data->fmt->num_planes; i++) {
790 if (vb2_plane_size(vb, i) < q_data->sizeimage[i]) {
791 mtk_v4l2_err("data will not fit into plane %d (%lu < %d)",
792 i, vb2_plane_size(vb, i),
793 q_data->sizeimage[i]);
794 return -EINVAL;
795 }
796 }
797
798 return 0;
799 }
800
801 static void vb2ops_venc_buf_queue(struct vb2_buffer *vb)
802 {
803 struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue);
804 struct vb2_v4l2_buffer *vb2_v4l2 =
805 container_of(vb, struct vb2_v4l2_buffer, vb2_buf);
806
807 struct mtk_video_enc_buf *mtk_buf =
808 container_of(vb2_v4l2, struct mtk_video_enc_buf, vb);
809
810 if ((vb->vb2_queue->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) &&
811 (ctx->param_change != MTK_ENCODE_PARAM_NONE)) {
812 mtk_v4l2_debug(1, "[%d] Before id=%d encode parameter change %x",
813 ctx->id,
814 mtk_buf->vb.vb2_buf.index,
815 ctx->param_change);
816 mtk_buf->param_change = ctx->param_change;
817 mtk_buf->enc_params = ctx->enc_params;
818 ctx->param_change = MTK_ENCODE_PARAM_NONE;
819 }
820
821 v4l2_m2m_buf_queue(ctx->m2m_ctx, to_vb2_v4l2_buffer(vb));
822 }
823
824 static int vb2ops_venc_start_streaming(struct vb2_queue *q, unsigned int count)
825 {
826 struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(q);
827 struct venc_enc_param param;
828 int ret;
829 int i;
830
831 /* Once state turn into MTK_STATE_ABORT, we need stop_streaming
832 * to clear it
833 */
834 if ((ctx->state == MTK_STATE_ABORT) || (ctx->state == MTK_STATE_FREE)) {
835 ret = -EIO;
836 goto err_set_param;
837 }
838
839 /* Do the initialization when both start_streaming have been called */
840 if (V4L2_TYPE_IS_OUTPUT(q->type)) {
841 if (!vb2_start_streaming_called(&ctx->m2m_ctx->cap_q_ctx.q))
842 return 0;
843 } else {
844 if (!vb2_start_streaming_called(&ctx->m2m_ctx->out_q_ctx.q))
845 return 0;
846 }
847
848 mtk_venc_set_param(ctx, &param);
849 ret = venc_if_set_param(ctx, VENC_SET_PARAM_ENC, &param);
850 if (ret) {
851 mtk_v4l2_err("venc_if_set_param failed=%d", ret);
852 ctx->state = MTK_STATE_ABORT;
853 goto err_set_param;
854 }
855 ctx->param_change = MTK_ENCODE_PARAM_NONE;
856
857 if ((ctx->q_data[MTK_Q_DATA_DST].fmt->fourcc == V4L2_PIX_FMT_H264) &&
858 (ctx->enc_params.seq_hdr_mode !=
859 V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE)) {
860 ret = venc_if_set_param(ctx,
861 VENC_SET_PARAM_PREPEND_HEADER,
862 NULL);
863 if (ret) {
864 mtk_v4l2_err("venc_if_set_param failed=%d", ret);
865 ctx->state = MTK_STATE_ABORT;
866 goto err_set_param;
867 }
868 ctx->state = MTK_STATE_HEADER;
869 }
870
871 return 0;
872
873 err_set_param:
874 for (i = 0; i < q->num_buffers; ++i) {
875 if (q->bufs[i]->state == VB2_BUF_STATE_ACTIVE) {
876 mtk_v4l2_debug(0, "[%d] id=%d, type=%d, %d -> VB2_BUF_STATE_QUEUED",
877 ctx->id, i, q->type,
878 (int)q->bufs[i]->state);
879 v4l2_m2m_buf_done(to_vb2_v4l2_buffer(q->bufs[i]),
880 VB2_BUF_STATE_QUEUED);
881 }
882 }
883
884 return ret;
885 }
886
887 static void vb2ops_venc_stop_streaming(struct vb2_queue *q)
888 {
889 struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(q);
890 struct vb2_buffer *src_buf, *dst_buf;
891 int ret;
892
893 mtk_v4l2_debug(2, "[%d]-> type=%d", ctx->id, q->type);
894
895 if (q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
896 while ((dst_buf = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx))) {
897 dst_buf->planes[0].bytesused = 0;
898 v4l2_m2m_buf_done(to_vb2_v4l2_buffer(dst_buf),
899 VB2_BUF_STATE_ERROR);
900 }
901 } else {
902 while ((src_buf = v4l2_m2m_src_buf_remove(ctx->m2m_ctx)))
903 v4l2_m2m_buf_done(to_vb2_v4l2_buffer(src_buf),
904 VB2_BUF_STATE_ERROR);
905 }
906
907 if ((q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE &&
908 vb2_is_streaming(&ctx->m2m_ctx->out_q_ctx.q)) ||
909 (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE &&
910 vb2_is_streaming(&ctx->m2m_ctx->cap_q_ctx.q))) {
911 mtk_v4l2_debug(1, "[%d]-> q type %d out=%d cap=%d",
912 ctx->id, q->type,
913 vb2_is_streaming(&ctx->m2m_ctx->out_q_ctx.q),
914 vb2_is_streaming(&ctx->m2m_ctx->cap_q_ctx.q));
915 return;
916 }
917
918 /* Release the encoder if both streams are stopped. */
919 ret = venc_if_deinit(ctx);
920 if (ret)
921 mtk_v4l2_err("venc_if_deinit failed=%d", ret);
922
923 ctx->state = MTK_STATE_FREE;
924 }
925
926 static const struct vb2_ops mtk_venc_vb2_ops = {
927 .queue_setup = vb2ops_venc_queue_setup,
928 .buf_prepare = vb2ops_venc_buf_prepare,
929 .buf_queue = vb2ops_venc_buf_queue,
930 .wait_prepare = vb2_ops_wait_prepare,
931 .wait_finish = vb2_ops_wait_finish,
932 .start_streaming = vb2ops_venc_start_streaming,
933 .stop_streaming = vb2ops_venc_stop_streaming,
934 };
935
936 static int mtk_venc_encode_header(void *priv)
937 {
938 struct mtk_vcodec_ctx *ctx = priv;
939 int ret;
940 struct vb2_buffer *src_buf, *dst_buf;
941 struct vb2_v4l2_buffer *dst_vb2_v4l2, *src_vb2_v4l2;
942 struct mtk_vcodec_mem bs_buf;
943 struct venc_done_result enc_result;
944
945 dst_buf = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx);
946 if (!dst_buf) {
947 mtk_v4l2_debug(1, "No dst buffer");
948 return -EINVAL;
949 }
950
951 bs_buf.va = vb2_plane_vaddr(dst_buf, 0);
952 bs_buf.dma_addr = vb2_dma_contig_plane_dma_addr(dst_buf, 0);
953 bs_buf.size = (size_t)dst_buf->planes[0].length;
954
955 mtk_v4l2_debug(1,
956 "[%d] buf id=%d va=0x%p dma_addr=0x%llx size=%zu",
957 ctx->id,
958 dst_buf->index, bs_buf.va,
959 (u64)bs_buf.dma_addr,
960 bs_buf.size);
961
962 ret = venc_if_encode(ctx,
963 VENC_START_OPT_ENCODE_SEQUENCE_HEADER,
964 NULL, &bs_buf, &enc_result);
965
966 if (ret) {
967 dst_buf->planes[0].bytesused = 0;
968 ctx->state = MTK_STATE_ABORT;
969 v4l2_m2m_buf_done(to_vb2_v4l2_buffer(dst_buf),
970 VB2_BUF_STATE_ERROR);
971 mtk_v4l2_err("venc_if_encode failed=%d", ret);
972 return -EINVAL;
973 }
974 src_buf = v4l2_m2m_next_src_buf(ctx->m2m_ctx);
975 if (src_buf) {
976 src_vb2_v4l2 = to_vb2_v4l2_buffer(src_buf);
977 dst_vb2_v4l2 = to_vb2_v4l2_buffer(dst_buf);
978 dst_buf->timestamp = src_buf->timestamp;
979 dst_vb2_v4l2->timecode = src_vb2_v4l2->timecode;
980 } else {
981 mtk_v4l2_err("No timestamp for the header buffer.");
982 }
983
984 ctx->state = MTK_STATE_HEADER;
985 dst_buf->planes[0].bytesused = enc_result.bs_size;
986 v4l2_m2m_buf_done(to_vb2_v4l2_buffer(dst_buf), VB2_BUF_STATE_DONE);
987
988 return 0;
989 }
990
991 static int mtk_venc_param_change(struct mtk_vcodec_ctx *ctx)
992 {
993 struct venc_enc_param enc_prm;
994 struct vb2_buffer *vb = v4l2_m2m_next_src_buf(ctx->m2m_ctx);
995 struct vb2_v4l2_buffer *vb2_v4l2 =
996 container_of(vb, struct vb2_v4l2_buffer, vb2_buf);
997 struct mtk_video_enc_buf *mtk_buf =
998 container_of(vb2_v4l2, struct mtk_video_enc_buf, vb);
999
1000 int ret = 0;
1001
1002 memset(&enc_prm, 0, sizeof(enc_prm));
1003 if (mtk_buf->param_change == MTK_ENCODE_PARAM_NONE)
1004 return 0;
1005
1006 if (mtk_buf->param_change & MTK_ENCODE_PARAM_BITRATE) {
1007 enc_prm.bitrate = mtk_buf->enc_params.bitrate;
1008 mtk_v4l2_debug(1, "[%d] id=%d, change param br=%d",
1009 ctx->id,
1010 mtk_buf->vb.vb2_buf.index,
1011 enc_prm.bitrate);
1012 ret |= venc_if_set_param(ctx,
1013 VENC_SET_PARAM_ADJUST_BITRATE,
1014 &enc_prm);
1015 }
1016 if (!ret && mtk_buf->param_change & MTK_ENCODE_PARAM_FRAMERATE) {
1017 enc_prm.frm_rate = mtk_buf->enc_params.framerate_num /
1018 mtk_buf->enc_params.framerate_denom;
1019 mtk_v4l2_debug(1, "[%d] id=%d, change param fr=%d",
1020 ctx->id,
1021 mtk_buf->vb.vb2_buf.index,
1022 enc_prm.frm_rate);
1023 ret |= venc_if_set_param(ctx,
1024 VENC_SET_PARAM_ADJUST_FRAMERATE,
1025 &enc_prm);
1026 }
1027 if (!ret && mtk_buf->param_change & MTK_ENCODE_PARAM_GOP_SIZE) {
1028 enc_prm.gop_size = mtk_buf->enc_params.gop_size;
1029 mtk_v4l2_debug(1, "change param intra period=%d",
1030 enc_prm.gop_size);
1031 ret |= venc_if_set_param(ctx,
1032 VENC_SET_PARAM_GOP_SIZE,
1033 &enc_prm);
1034 }
1035 if (!ret && mtk_buf->param_change & MTK_ENCODE_PARAM_FORCE_INTRA) {
1036 mtk_v4l2_debug(1, "[%d] id=%d, change param force I=%d",
1037 ctx->id,
1038 mtk_buf->vb.vb2_buf.index,
1039 mtk_buf->enc_params.force_intra);
1040 if (mtk_buf->enc_params.force_intra)
1041 ret |= venc_if_set_param(ctx,
1042 VENC_SET_PARAM_FORCE_INTRA,
1043 NULL);
1044 }
1045
1046 mtk_buf->param_change = MTK_ENCODE_PARAM_NONE;
1047
1048 if (ret) {
1049 ctx->state = MTK_STATE_ABORT;
1050 mtk_v4l2_err("venc_if_set_param %d failed=%d",
1051 mtk_buf->param_change, ret);
1052 return -1;
1053 }
1054
1055 return 0;
1056 }
1057
1058 /*
1059 * v4l2_m2m_streamoff() holds dev_mutex and waits mtk_venc_worker()
1060 * to call v4l2_m2m_job_finish().
1061 * If mtk_venc_worker() tries to acquire dev_mutex, it will deadlock.
1062 * So this function must not try to acquire dev->dev_mutex.
1063 * This means v4l2 ioctls and mtk_venc_worker() can run at the same time.
1064 * mtk_venc_worker() should be carefully implemented to avoid bugs.
1065 */
1066 static void mtk_venc_worker(struct work_struct *work)
1067 {
1068 struct mtk_vcodec_ctx *ctx = container_of(work, struct mtk_vcodec_ctx,
1069 encode_work);
1070 struct vb2_buffer *src_buf, *dst_buf;
1071 struct venc_frm_buf frm_buf;
1072 struct mtk_vcodec_mem bs_buf;
1073 struct venc_done_result enc_result;
1074 int ret, i;
1075 struct vb2_v4l2_buffer *dst_vb2_v4l2, *src_vb2_v4l2;
1076
1077 /* check dst_buf, dst_buf may be removed in device_run
1078 * to stored encdoe header so we need check dst_buf and
1079 * call job_finish here to prevent recursion
1080 */
1081 dst_buf = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx);
1082 if (!dst_buf) {
1083 v4l2_m2m_job_finish(ctx->dev->m2m_dev_enc, ctx->m2m_ctx);
1084 return;
1085 }
1086
1087 src_buf = v4l2_m2m_src_buf_remove(ctx->m2m_ctx);
1088 memset(&frm_buf, 0, sizeof(frm_buf));
1089 for (i = 0; i < src_buf->num_planes ; i++) {
1090 frm_buf.fb_addr[i].va = vb2_plane_vaddr(src_buf, i);
1091 frm_buf.fb_addr[i].dma_addr =
1092 vb2_dma_contig_plane_dma_addr(src_buf, i);
1093 frm_buf.fb_addr[i].size =
1094 (size_t)src_buf->planes[i].length;
1095 }
1096 bs_buf.va = vb2_plane_vaddr(dst_buf, 0);
1097 bs_buf.dma_addr = vb2_dma_contig_plane_dma_addr(dst_buf, 0);
1098 bs_buf.size = (size_t)dst_buf->planes[0].length;
1099
1100 mtk_v4l2_debug(2,
1101 "Framebuf VA=%p PA=%llx Size=0x%zx;VA=%p PA=0x%llx Size=0x%zx;VA=%p PA=0x%llx Size=%zu",
1102 frm_buf.fb_addr[0].va,
1103 (u64)frm_buf.fb_addr[0].dma_addr,
1104 frm_buf.fb_addr[0].size,
1105 frm_buf.fb_addr[1].va,
1106 (u64)frm_buf.fb_addr[1].dma_addr,
1107 frm_buf.fb_addr[1].size,
1108 frm_buf.fb_addr[2].va,
1109 (u64)frm_buf.fb_addr[2].dma_addr,
1110 frm_buf.fb_addr[2].size);
1111
1112 ret = venc_if_encode(ctx, VENC_START_OPT_ENCODE_FRAME,
1113 &frm_buf, &bs_buf, &enc_result);
1114
1115 src_vb2_v4l2 = to_vb2_v4l2_buffer(src_buf);
1116 dst_vb2_v4l2 = to_vb2_v4l2_buffer(dst_buf);
1117
1118 dst_buf->timestamp = src_buf->timestamp;
1119 dst_vb2_v4l2->timecode = src_vb2_v4l2->timecode;
1120
1121 if (enc_result.is_key_frm)
1122 dst_vb2_v4l2->flags |= V4L2_BUF_FLAG_KEYFRAME;
1123
1124 if (ret) {
1125 v4l2_m2m_buf_done(to_vb2_v4l2_buffer(src_buf),
1126 VB2_BUF_STATE_ERROR);
1127 dst_buf->planes[0].bytesused = 0;
1128 v4l2_m2m_buf_done(to_vb2_v4l2_buffer(dst_buf),
1129 VB2_BUF_STATE_ERROR);
1130 mtk_v4l2_err("venc_if_encode failed=%d", ret);
1131 } else {
1132 v4l2_m2m_buf_done(to_vb2_v4l2_buffer(src_buf),
1133 VB2_BUF_STATE_DONE);
1134 dst_buf->planes[0].bytesused = enc_result.bs_size;
1135 v4l2_m2m_buf_done(to_vb2_v4l2_buffer(dst_buf),
1136 VB2_BUF_STATE_DONE);
1137 mtk_v4l2_debug(2, "venc_if_encode bs size=%d",
1138 enc_result.bs_size);
1139 }
1140
1141 v4l2_m2m_job_finish(ctx->dev->m2m_dev_enc, ctx->m2m_ctx);
1142
1143 mtk_v4l2_debug(1, "<=== src_buf[%d] dst_buf[%d] venc_if_encode ret=%d Size=%u===>",
1144 src_buf->index, dst_buf->index, ret,
1145 enc_result.bs_size);
1146 }
1147
1148 static void m2mops_venc_device_run(void *priv)
1149 {
1150 struct mtk_vcodec_ctx *ctx = priv;
1151
1152 if ((ctx->q_data[MTK_Q_DATA_DST].fmt->fourcc == V4L2_PIX_FMT_H264) &&
1153 (ctx->state != MTK_STATE_HEADER)) {
1154 /* encode h264 sps/pps header */
1155 mtk_venc_encode_header(ctx);
1156 queue_work(ctx->dev->encode_workqueue, &ctx->encode_work);
1157 return;
1158 }
1159
1160 mtk_venc_param_change(ctx);
1161 queue_work(ctx->dev->encode_workqueue, &ctx->encode_work);
1162 }
1163
1164 static int m2mops_venc_job_ready(void *m2m_priv)
1165 {
1166 struct mtk_vcodec_ctx *ctx = m2m_priv;
1167
1168 if (ctx->state == MTK_STATE_ABORT || ctx->state == MTK_STATE_FREE) {
1169 mtk_v4l2_debug(3, "[%d]Not ready: state=0x%x.",
1170 ctx->id, ctx->state);
1171 return 0;
1172 }
1173
1174 return 1;
1175 }
1176
1177 static void m2mops_venc_job_abort(void *priv)
1178 {
1179 struct mtk_vcodec_ctx *ctx = priv;
1180
1181 ctx->state = MTK_STATE_ABORT;
1182 }
1183
1184 static void m2mops_venc_lock(void *m2m_priv)
1185 {
1186 struct mtk_vcodec_ctx *ctx = m2m_priv;
1187
1188 mutex_lock(&ctx->dev->dev_mutex);
1189 }
1190
1191 static void m2mops_venc_unlock(void *m2m_priv)
1192 {
1193 struct mtk_vcodec_ctx *ctx = m2m_priv;
1194
1195 mutex_unlock(&ctx->dev->dev_mutex);
1196 }
1197
1198 const struct v4l2_m2m_ops mtk_venc_m2m_ops = {
1199 .device_run = m2mops_venc_device_run,
1200 .job_ready = m2mops_venc_job_ready,
1201 .job_abort = m2mops_venc_job_abort,
1202 .lock = m2mops_venc_lock,
1203 .unlock = m2mops_venc_unlock,
1204 };
1205
1206 void mtk_vcodec_enc_set_default_params(struct mtk_vcodec_ctx *ctx)
1207 {
1208 struct mtk_q_data *q_data;
1209
1210 ctx->m2m_ctx->q_lock = &ctx->dev->dev_mutex;
1211 ctx->fh.m2m_ctx = ctx->m2m_ctx;
1212 ctx->fh.ctrl_handler = &ctx->ctrl_hdl;
1213 INIT_WORK(&ctx->encode_work, mtk_venc_worker);
1214
1215 ctx->colorspace = V4L2_COLORSPACE_REC709;
1216 ctx->ycbcr_enc = V4L2_YCBCR_ENC_DEFAULT;
1217 ctx->quantization = V4L2_QUANTIZATION_DEFAULT;
1218 ctx->xfer_func = V4L2_XFER_FUNC_DEFAULT;
1219
1220 q_data = &ctx->q_data[MTK_Q_DATA_SRC];
1221 memset(q_data, 0, sizeof(struct mtk_q_data));
1222 q_data->visible_width = DFT_CFG_WIDTH;
1223 q_data->visible_height = DFT_CFG_HEIGHT;
1224 q_data->coded_width = DFT_CFG_WIDTH;
1225 q_data->coded_height = DFT_CFG_HEIGHT;
1226 q_data->field = V4L2_FIELD_NONE;
1227
1228 q_data->fmt = &mtk_video_formats[OUT_FMT_IDX];
1229
1230 v4l_bound_align_image(&q_data->coded_width,
1231 MTK_VENC_MIN_W,
1232 MTK_VENC_MAX_W, 4,
1233 &q_data->coded_height,
1234 MTK_VENC_MIN_H,
1235 MTK_VENC_MAX_H, 5, 6);
1236
1237 if (q_data->coded_width < DFT_CFG_WIDTH &&
1238 (q_data->coded_width + 16) <= MTK_VENC_MAX_W)
1239 q_data->coded_width += 16;
1240 if (q_data->coded_height < DFT_CFG_HEIGHT &&
1241 (q_data->coded_height + 32) <= MTK_VENC_MAX_H)
1242 q_data->coded_height += 32;
1243
1244 q_data->sizeimage[0] =
1245 q_data->coded_width * q_data->coded_height+
1246 ((ALIGN(q_data->coded_width, 16) * 2) * 16);
1247 q_data->bytesperline[0] = q_data->coded_width;
1248 q_data->sizeimage[1] =
1249 (q_data->coded_width * q_data->coded_height) / 2 +
1250 (ALIGN(q_data->coded_width, 16) * 16);
1251 q_data->bytesperline[1] = q_data->coded_width;
1252
1253 q_data = &ctx->q_data[MTK_Q_DATA_DST];
1254 memset(q_data, 0, sizeof(struct mtk_q_data));
1255 q_data->coded_width = DFT_CFG_WIDTH;
1256 q_data->coded_height = DFT_CFG_HEIGHT;
1257 q_data->fmt = &mtk_video_formats[CAP_FMT_IDX];
1258 q_data->field = V4L2_FIELD_NONE;
1259 ctx->q_data[MTK_Q_DATA_DST].sizeimage[0] =
1260 DFT_CFG_WIDTH * DFT_CFG_HEIGHT;
1261 ctx->q_data[MTK_Q_DATA_DST].bytesperline[0] = 0;
1262
1263 }
1264
1265 int mtk_vcodec_enc_ctrls_setup(struct mtk_vcodec_ctx *ctx)
1266 {
1267 const struct v4l2_ctrl_ops *ops = &mtk_vcodec_enc_ctrl_ops;
1268 struct v4l2_ctrl_handler *handler = &ctx->ctrl_hdl;
1269
1270 v4l2_ctrl_handler_init(handler, MTK_MAX_CTRLS_HINT);
1271
1272 v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_BITRATE,
1273 1, 4000000, 1, 4000000);
1274 v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_B_FRAMES,
1275 0, 2, 1, 0);
1276 v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE,
1277 0, 1, 1, 1);
1278 v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_H264_MAX_QP,
1279 0, 51, 1, 51);
1280 v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_H264_I_PERIOD,
1281 0, 65535, 1, 0);
1282 v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_GOP_SIZE,
1283 0, 65535, 1, 0);
1284 v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_MB_RC_ENABLE,
1285 0, 1, 1, 0);
1286 v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME,
1287 0, 0, 0, 0);
1288 v4l2_ctrl_new_std_menu(handler, ops,
1289 V4L2_CID_MPEG_VIDEO_HEADER_MODE,
1290 V4L2_MPEG_VIDEO_HEADER_MODE_JOINED_WITH_1ST_FRAME,
1291 0, V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE);
1292 v4l2_ctrl_new_std_menu(handler, ops, V4L2_CID_MPEG_VIDEO_H264_PROFILE,
1293 V4L2_MPEG_VIDEO_H264_PROFILE_HIGH,
1294 0, V4L2_MPEG_VIDEO_H264_PROFILE_HIGH);
1295 v4l2_ctrl_new_std_menu(handler, ops, V4L2_CID_MPEG_VIDEO_H264_LEVEL,
1296 V4L2_MPEG_VIDEO_H264_LEVEL_4_2,
1297 0, V4L2_MPEG_VIDEO_H264_LEVEL_4_0);
1298 if (handler->error) {
1299 mtk_v4l2_err("Init control handler fail %d",
1300 handler->error);
1301 return handler->error;
1302 }
1303
1304 v4l2_ctrl_handler_setup(&ctx->ctrl_hdl);
1305
1306 return 0;
1307 }
1308
1309 int mtk_vcodec_enc_queue_init(void *priv, struct vb2_queue *src_vq,
1310 struct vb2_queue *dst_vq)
1311 {
1312 struct mtk_vcodec_ctx *ctx = priv;
1313 int ret;
1314
1315 /* Note: VB2_USERPTR works with dma-contig because mt8173
1316 * support iommu
1317 * https://patchwork.kernel.org/patch/8335461/
1318 * https://patchwork.kernel.org/patch/7596181/
1319 */
1320 src_vq->type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE;
1321 src_vq->io_modes = VB2_DMABUF | VB2_MMAP | VB2_USERPTR;
1322 src_vq->drv_priv = ctx;
1323 src_vq->buf_struct_size = sizeof(struct mtk_video_enc_buf);
1324 src_vq->ops = &mtk_venc_vb2_ops;
1325 src_vq->mem_ops = &vb2_dma_contig_memops;
1326 src_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY;
1327 src_vq->lock = &ctx->dev->dev_mutex;
1328 src_vq->dev = &ctx->dev->plat_dev->dev;
1329
1330 ret = vb2_queue_init(src_vq);
1331 if (ret)
1332 return ret;
1333
1334 dst_vq->type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE;
1335 dst_vq->io_modes = VB2_DMABUF | VB2_MMAP | VB2_USERPTR;
1336 dst_vq->drv_priv = ctx;
1337 dst_vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer);
1338 dst_vq->ops = &mtk_venc_vb2_ops;
1339 dst_vq->mem_ops = &vb2_dma_contig_memops;
1340 dst_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY;
1341 dst_vq->lock = &ctx->dev->dev_mutex;
1342 dst_vq->dev = &ctx->dev->plat_dev->dev;
1343
1344 return vb2_queue_init(dst_vq);
1345 }
1346
1347 int mtk_venc_unlock(struct mtk_vcodec_ctx *ctx)
1348 {
1349 struct mtk_vcodec_dev *dev = ctx->dev;
1350
1351 mutex_unlock(&dev->enc_mutex);
1352 return 0;
1353 }
1354
1355 int mtk_venc_lock(struct mtk_vcodec_ctx *ctx)
1356 {
1357 struct mtk_vcodec_dev *dev = ctx->dev;
1358
1359 mutex_lock(&dev->enc_mutex);
1360 return 0;
1361 }
1362
1363 void mtk_vcodec_enc_release(struct mtk_vcodec_ctx *ctx)
1364 {
1365 int ret = venc_if_deinit(ctx);
1366
1367 if (ret)
1368 mtk_v4l2_err("venc_if_deinit failed=%d", ret);
1369
1370 ctx->state = MTK_STATE_FREE;
1371 }
Linux with added FPC-III support