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Merge remote-tracking branch 'mkp-scsi/4.8/scsi-fixes' into fixes
[deliverable/linux.git] / drivers / media / platform / mtk-vcodec / mtk_vcodec_enc.c
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 return 0;
247 }
248
249 static int vidioc_venc_g_parm(struct file *file, void *priv,
250 struct v4l2_streamparm *a)
251 {
252 struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
253
254 if (a->type != V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
255 return -EINVAL;
256
257 a->parm.output.timeperframe.denominator =
258 ctx->enc_params.framerate_num;
259 a->parm.output.timeperframe.numerator =
260 ctx->enc_params.framerate_denom;
261
262 return 0;
263 }
264
265 static struct mtk_q_data *mtk_venc_get_q_data(struct mtk_vcodec_ctx *ctx,
266 enum v4l2_buf_type type)
267 {
268 if (V4L2_TYPE_IS_OUTPUT(type))
269 return &ctx->q_data[MTK_Q_DATA_SRC];
270
271 return &ctx->q_data[MTK_Q_DATA_DST];
272 }
273
274 static struct mtk_video_fmt *mtk_venc_find_format(struct v4l2_format *f)
275 {
276 struct mtk_video_fmt *fmt;
277 unsigned int k;
278
279 for (k = 0; k < NUM_FORMATS; k++) {
280 fmt = &mtk_video_formats[k];
281 if (fmt->fourcc == f->fmt.pix.pixelformat)
282 return fmt;
283 }
284
285 return NULL;
286 }
287
288 /* V4L2 specification suggests the driver corrects the format struct if any of
289 * the dimensions is unsupported
290 */
291 static int vidioc_try_fmt(struct v4l2_format *f, struct mtk_video_fmt *fmt)
292 {
293 struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp;
294 int i;
295
296 pix_fmt_mp->field = V4L2_FIELD_NONE;
297
298 if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
299 pix_fmt_mp->num_planes = 1;
300 pix_fmt_mp->plane_fmt[0].bytesperline = 0;
301 } else if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
302 int tmp_w, tmp_h;
303
304 pix_fmt_mp->height = clamp(pix_fmt_mp->height,
305 MTK_VENC_MIN_H,
306 MTK_VENC_MAX_H);
307 pix_fmt_mp->width = clamp(pix_fmt_mp->width,
308 MTK_VENC_MIN_W,
309 MTK_VENC_MAX_W);
310
311 /* find next closer width align 16, heign align 32, size align
312 * 64 rectangle
313 */
314 tmp_w = pix_fmt_mp->width;
315 tmp_h = pix_fmt_mp->height;
316 v4l_bound_align_image(&pix_fmt_mp->width,
317 MTK_VENC_MIN_W,
318 MTK_VENC_MAX_W, 4,
319 &pix_fmt_mp->height,
320 MTK_VENC_MIN_H,
321 MTK_VENC_MAX_H, 5, 6);
322
323 if (pix_fmt_mp->width < tmp_w &&
324 (pix_fmt_mp->width + 16) <= MTK_VENC_MAX_W)
325 pix_fmt_mp->width += 16;
326 if (pix_fmt_mp->height < tmp_h &&
327 (pix_fmt_mp->height + 32) <= MTK_VENC_MAX_H)
328 pix_fmt_mp->height += 32;
329
330 mtk_v4l2_debug(0,
331 "before resize width=%d, height=%d, after resize width=%d, height=%d, sizeimage=%d %d",
332 tmp_w, tmp_h, pix_fmt_mp->width,
333 pix_fmt_mp->height,
334 pix_fmt_mp->plane_fmt[0].sizeimage,
335 pix_fmt_mp->plane_fmt[1].sizeimage);
336
337 pix_fmt_mp->num_planes = fmt->num_planes;
338 pix_fmt_mp->plane_fmt[0].sizeimage =
339 pix_fmt_mp->width * pix_fmt_mp->height +
340 ((ALIGN(pix_fmt_mp->width, 16) * 2) * 16);
341 pix_fmt_mp->plane_fmt[0].bytesperline = pix_fmt_mp->width;
342
343 if (pix_fmt_mp->num_planes == 2) {
344 pix_fmt_mp->plane_fmt[1].sizeimage =
345 (pix_fmt_mp->width * pix_fmt_mp->height) / 2 +
346 (ALIGN(pix_fmt_mp->width, 16) * 16);
347 pix_fmt_mp->plane_fmt[2].sizeimage = 0;
348 pix_fmt_mp->plane_fmt[1].bytesperline =
349 pix_fmt_mp->width;
350 pix_fmt_mp->plane_fmt[2].bytesperline = 0;
351 } else if (pix_fmt_mp->num_planes == 3) {
352 pix_fmt_mp->plane_fmt[1].sizeimage =
353 pix_fmt_mp->plane_fmt[2].sizeimage =
354 (pix_fmt_mp->width * pix_fmt_mp->height) / 4 +
355 ((ALIGN(pix_fmt_mp->width, 16) / 2) * 16);
356 pix_fmt_mp->plane_fmt[1].bytesperline =
357 pix_fmt_mp->plane_fmt[2].bytesperline =
358 pix_fmt_mp->width / 2;
359 }
360 }
361
362 for (i = 0; i < pix_fmt_mp->num_planes; i++)
363 memset(&(pix_fmt_mp->plane_fmt[i].reserved[0]), 0x0,
364 sizeof(pix_fmt_mp->plane_fmt[0].reserved));
365
366 pix_fmt_mp->flags = 0;
367 memset(&pix_fmt_mp->reserved, 0x0,
368 sizeof(pix_fmt_mp->reserved));
369
370 return 0;
371 }
372
373 static void mtk_venc_set_param(struct mtk_vcodec_ctx *ctx,
374 struct venc_enc_param *param)
375 {
376 struct mtk_q_data *q_data_src = &ctx->q_data[MTK_Q_DATA_SRC];
377 struct mtk_enc_params *enc_params = &ctx->enc_params;
378
379 switch (q_data_src->fmt->fourcc) {
380 case V4L2_PIX_FMT_YUV420M:
381 param->input_yuv_fmt = VENC_YUV_FORMAT_I420;
382 break;
383 case V4L2_PIX_FMT_YVU420M:
384 param->input_yuv_fmt = VENC_YUV_FORMAT_YV12;
385 break;
386 case V4L2_PIX_FMT_NV12M:
387 param->input_yuv_fmt = VENC_YUV_FORMAT_NV12;
388 break;
389 case V4L2_PIX_FMT_NV21M:
390 param->input_yuv_fmt = VENC_YUV_FORMAT_NV21;
391 break;
392 default:
393 mtk_v4l2_err("Unsupport fourcc =%d", q_data_src->fmt->fourcc);
394 break;
395 }
396 param->h264_profile = enc_params->h264_profile;
397 param->h264_level = enc_params->h264_level;
398
399 /* Config visible resolution */
400 param->width = q_data_src->visible_width;
401 param->height = q_data_src->visible_height;
402 /* Config coded resolution */
403 param->buf_width = q_data_src->coded_width;
404 param->buf_height = q_data_src->coded_height;
405 param->frm_rate = enc_params->framerate_num /
406 enc_params->framerate_denom;
407 param->intra_period = enc_params->intra_period;
408 param->gop_size = enc_params->gop_size;
409 param->bitrate = enc_params->bitrate;
410
411 mtk_v4l2_debug(0,
412 "fmt 0x%x, P/L %d/%d, w/h %d/%d, buf %d/%d, fps/bps %d/%d, gop %d, i_period %d",
413 param->input_yuv_fmt, param->h264_profile,
414 param->h264_level, param->width, param->height,
415 param->buf_width, param->buf_height,
416 param->frm_rate, param->bitrate,
417 param->gop_size, param->intra_period);
418 }
419
420 static int vidioc_venc_s_fmt_cap(struct file *file, void *priv,
421 struct v4l2_format *f)
422 {
423 struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
424 struct vb2_queue *vq;
425 struct mtk_q_data *q_data;
426 int i, ret;
427 struct mtk_video_fmt *fmt;
428
429 vq = v4l2_m2m_get_vq(ctx->m2m_ctx, f->type);
430 if (!vq) {
431 mtk_v4l2_err("fail to get vq");
432 return -EINVAL;
433 }
434
435 if (vb2_is_busy(vq)) {
436 mtk_v4l2_err("queue busy");
437 return -EBUSY;
438 }
439
440 q_data = mtk_venc_get_q_data(ctx, f->type);
441 if (!q_data) {
442 mtk_v4l2_err("fail to get q data");
443 return -EINVAL;
444 }
445
446 fmt = mtk_venc_find_format(f);
447 if (!fmt) {
448 f->fmt.pix.pixelformat = mtk_video_formats[CAP_FMT_IDX].fourcc;
449 fmt = mtk_venc_find_format(f);
450 }
451
452 q_data->fmt = fmt;
453 ret = vidioc_try_fmt(f, q_data->fmt);
454 if (ret)
455 return ret;
456
457 q_data->coded_width = f->fmt.pix_mp.width;
458 q_data->coded_height = f->fmt.pix_mp.height;
459 q_data->field = f->fmt.pix_mp.field;
460
461 for (i = 0; i < f->fmt.pix_mp.num_planes; i++) {
462 struct v4l2_plane_pix_format *plane_fmt;
463
464 plane_fmt = &f->fmt.pix_mp.plane_fmt[i];
465 q_data->bytesperline[i] = plane_fmt->bytesperline;
466 q_data->sizeimage[i] = plane_fmt->sizeimage;
467 }
468
469 if (ctx->state == MTK_STATE_FREE) {
470 ret = venc_if_init(ctx, q_data->fmt->fourcc);
471 if (ret) {
472 mtk_v4l2_err("venc_if_init failed=%d, codec type=%x",
473 ret, q_data->fmt->fourcc);
474 return -EBUSY;
475 }
476 ctx->state = MTK_STATE_INIT;
477 }
478
479 return 0;
480 }
481
482 static int vidioc_venc_s_fmt_out(struct file *file, void *priv,
483 struct v4l2_format *f)
484 {
485 struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
486 struct vb2_queue *vq;
487 struct mtk_q_data *q_data;
488 int ret, i;
489 struct mtk_video_fmt *fmt;
490 unsigned int pitch_w_div16;
491 struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp;
492
493 vq = v4l2_m2m_get_vq(ctx->m2m_ctx, f->type);
494 if (!vq) {
495 mtk_v4l2_err("fail to get vq");
496 return -EINVAL;
497 }
498
499 if (vb2_is_busy(vq)) {
500 mtk_v4l2_err("queue busy");
501 return -EBUSY;
502 }
503
504 q_data = mtk_venc_get_q_data(ctx, f->type);
505 if (!q_data) {
506 mtk_v4l2_err("fail to get q data");
507 return -EINVAL;
508 }
509
510 fmt = mtk_venc_find_format(f);
511 if (!fmt) {
512 f->fmt.pix.pixelformat = mtk_video_formats[OUT_FMT_IDX].fourcc;
513 fmt = mtk_venc_find_format(f);
514 }
515
516 pix_fmt_mp->height = clamp(pix_fmt_mp->height,
517 MTK_VENC_MIN_H,
518 MTK_VENC_MAX_H);
519 pix_fmt_mp->width = clamp(pix_fmt_mp->width,
520 MTK_VENC_MIN_W,
521 MTK_VENC_MAX_W);
522
523 q_data->visible_width = f->fmt.pix_mp.width;
524 q_data->visible_height = f->fmt.pix_mp.height;
525 q_data->fmt = fmt;
526 ret = vidioc_try_fmt(f, q_data->fmt);
527 if (ret)
528 return ret;
529
530 q_data->coded_width = f->fmt.pix_mp.width;
531 q_data->coded_height = f->fmt.pix_mp.height;
532
533 pitch_w_div16 = DIV_ROUND_UP(q_data->visible_width, 16);
534 if (pitch_w_div16 % 8 != 0) {
535 /* Adjust returned width/height, so application could correctly
536 * allocate hw required memory
537 */
538 q_data->visible_height += 32;
539 vidioc_try_fmt(f, q_data->fmt);
540 }
541
542 q_data->field = f->fmt.pix_mp.field;
543 ctx->colorspace = f->fmt.pix_mp.colorspace;
544 ctx->ycbcr_enc = f->fmt.pix_mp.ycbcr_enc;
545 ctx->quantization = f->fmt.pix_mp.quantization;
546 ctx->xfer_func = f->fmt.pix_mp.xfer_func;
547
548 for (i = 0; i < f->fmt.pix_mp.num_planes; i++) {
549 struct v4l2_plane_pix_format *plane_fmt;
550
551 plane_fmt = &f->fmt.pix_mp.plane_fmt[i];
552 q_data->bytesperline[i] = plane_fmt->bytesperline;
553 q_data->sizeimage[i] = plane_fmt->sizeimage;
554 }
555
556 return 0;
557 }
558
559 static int vidioc_venc_g_fmt(struct file *file, void *priv,
560 struct v4l2_format *f)
561 {
562 struct v4l2_pix_format_mplane *pix = &f->fmt.pix_mp;
563 struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
564 struct vb2_queue *vq;
565 struct mtk_q_data *q_data;
566 int i;
567
568 vq = v4l2_m2m_get_vq(ctx->m2m_ctx, f->type);
569 if (!vq)
570 return -EINVAL;
571
572 q_data = mtk_venc_get_q_data(ctx, f->type);
573
574 pix->width = q_data->coded_width;
575 pix->height = q_data->coded_height;
576 pix->pixelformat = q_data->fmt->fourcc;
577 pix->field = q_data->field;
578 pix->num_planes = q_data->fmt->num_planes;
579 for (i = 0; i < pix->num_planes; i++) {
580 pix->plane_fmt[i].bytesperline = q_data->bytesperline[i];
581 pix->plane_fmt[i].sizeimage = q_data->sizeimage[i];
582 memset(&(pix->plane_fmt[i].reserved[0]), 0x0,
583 sizeof(pix->plane_fmt[i].reserved));
584 }
585
586 pix->flags = 0;
587 pix->colorspace = ctx->colorspace;
588 pix->ycbcr_enc = ctx->ycbcr_enc;
589 pix->quantization = ctx->quantization;
590 pix->xfer_func = ctx->xfer_func;
591
592 return 0;
593 }
594
595 static int vidioc_try_fmt_vid_cap_mplane(struct file *file, void *priv,
596 struct v4l2_format *f)
597 {
598 struct mtk_video_fmt *fmt;
599 struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
600
601 fmt = mtk_venc_find_format(f);
602 if (!fmt) {
603 f->fmt.pix.pixelformat = mtk_video_formats[CAP_FMT_IDX].fourcc;
604 fmt = mtk_venc_find_format(f);
605 }
606 f->fmt.pix_mp.colorspace = ctx->colorspace;
607 f->fmt.pix_mp.ycbcr_enc = ctx->ycbcr_enc;
608 f->fmt.pix_mp.quantization = ctx->quantization;
609 f->fmt.pix_mp.xfer_func = ctx->xfer_func;
610
611 return vidioc_try_fmt(f, fmt);
612 }
613
614 static int vidioc_try_fmt_vid_out_mplane(struct file *file, void *priv,
615 struct v4l2_format *f)
616 {
617 struct mtk_video_fmt *fmt;
618
619 fmt = mtk_venc_find_format(f);
620 if (!fmt) {
621 f->fmt.pix.pixelformat = mtk_video_formats[OUT_FMT_IDX].fourcc;
622 fmt = mtk_venc_find_format(f);
623 }
624 if (!f->fmt.pix_mp.colorspace) {
625 f->fmt.pix_mp.colorspace = V4L2_COLORSPACE_REC709;
626 f->fmt.pix_mp.ycbcr_enc = V4L2_YCBCR_ENC_DEFAULT;
627 f->fmt.pix_mp.quantization = V4L2_QUANTIZATION_DEFAULT;
628 f->fmt.pix_mp.xfer_func = V4L2_XFER_FUNC_DEFAULT;
629 }
630
631 return vidioc_try_fmt(f, fmt);
632 }
633
634 static int vidioc_venc_qbuf(struct file *file, void *priv,
635 struct v4l2_buffer *buf)
636 {
637 struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
638
639 if (ctx->state == MTK_STATE_ABORT) {
640 mtk_v4l2_err("[%d] Call on QBUF after unrecoverable error",
641 ctx->id);
642 return -EIO;
643 }
644
645 return v4l2_m2m_qbuf(file, ctx->m2m_ctx, buf);
646 }
647
648 static int vidioc_venc_dqbuf(struct file *file, void *priv,
649 struct v4l2_buffer *buf)
650 {
651 struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
652
653 if (ctx->state == MTK_STATE_ABORT) {
654 mtk_v4l2_err("[%d] Call on QBUF after unrecoverable error",
655 ctx->id);
656 return -EIO;
657 }
658
659 return v4l2_m2m_dqbuf(file, ctx->m2m_ctx, buf);
660 }
661
662 const struct v4l2_ioctl_ops mtk_venc_ioctl_ops = {
663 .vidioc_streamon = v4l2_m2m_ioctl_streamon,
664 .vidioc_streamoff = v4l2_m2m_ioctl_streamoff,
665
666 .vidioc_reqbufs = v4l2_m2m_ioctl_reqbufs,
667 .vidioc_querybuf = v4l2_m2m_ioctl_querybuf,
668 .vidioc_qbuf = vidioc_venc_qbuf,
669 .vidioc_dqbuf = vidioc_venc_dqbuf,
670
671 .vidioc_querycap = vidioc_venc_querycap,
672 .vidioc_enum_fmt_vid_cap_mplane = vidioc_enum_fmt_vid_cap_mplane,
673 .vidioc_enum_fmt_vid_out_mplane = vidioc_enum_fmt_vid_out_mplane,
674 .vidioc_enum_framesizes = vidioc_enum_framesizes,
675
676 .vidioc_try_fmt_vid_cap_mplane = vidioc_try_fmt_vid_cap_mplane,
677 .vidioc_try_fmt_vid_out_mplane = vidioc_try_fmt_vid_out_mplane,
678 .vidioc_expbuf = v4l2_m2m_ioctl_expbuf,
679 .vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
680 .vidioc_unsubscribe_event = v4l2_event_unsubscribe,
681
682 .vidioc_s_parm = vidioc_venc_s_parm,
683 .vidioc_g_parm = vidioc_venc_g_parm,
684 .vidioc_s_fmt_vid_cap_mplane = vidioc_venc_s_fmt_cap,
685 .vidioc_s_fmt_vid_out_mplane = vidioc_venc_s_fmt_out,
686
687 .vidioc_g_fmt_vid_cap_mplane = vidioc_venc_g_fmt,
688 .vidioc_g_fmt_vid_out_mplane = vidioc_venc_g_fmt,
689
690 .vidioc_create_bufs = v4l2_m2m_ioctl_create_bufs,
691 .vidioc_prepare_buf = v4l2_m2m_ioctl_prepare_buf,
692 };
693
694 static int vb2ops_venc_queue_setup(struct vb2_queue *vq,
695 unsigned int *nbuffers,
696 unsigned int *nplanes,
697 unsigned int sizes[],
698 struct device *alloc_devs[])
699 {
700 struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(vq);
701 struct mtk_q_data *q_data;
702 unsigned int i;
703
704 q_data = mtk_venc_get_q_data(ctx, vq->type);
705
706 if (q_data == NULL)
707 return -EINVAL;
708
709 if (*nplanes) {
710 for (i = 0; i < *nplanes; i++)
711 if (sizes[i] < q_data->sizeimage[i])
712 return -EINVAL;
713 } else {
714 *nplanes = q_data->fmt->num_planes;
715 for (i = 0; i < *nplanes; i++)
716 sizes[i] = q_data->sizeimage[i];
717 }
718
719 return 0;
720 }
721
722 static int vb2ops_venc_buf_prepare(struct vb2_buffer *vb)
723 {
724 struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue);
725 struct mtk_q_data *q_data;
726 int i;
727
728 q_data = mtk_venc_get_q_data(ctx, vb->vb2_queue->type);
729
730 for (i = 0; i < q_data->fmt->num_planes; i++) {
731 if (vb2_plane_size(vb, i) < q_data->sizeimage[i]) {
732 mtk_v4l2_err("data will not fit into plane %d (%lu < %d)",
733 i, vb2_plane_size(vb, i),
734 q_data->sizeimage[i]);
735 return -EINVAL;
736 }
737 }
738
739 return 0;
740 }
741
742 static void vb2ops_venc_buf_queue(struct vb2_buffer *vb)
743 {
744 struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue);
745 struct vb2_v4l2_buffer *vb2_v4l2 =
746 container_of(vb, struct vb2_v4l2_buffer, vb2_buf);
747
748 struct mtk_video_enc_buf *mtk_buf =
749 container_of(vb2_v4l2, struct mtk_video_enc_buf, vb);
750
751 if ((vb->vb2_queue->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) &&
752 (ctx->param_change != MTK_ENCODE_PARAM_NONE)) {
753 mtk_v4l2_debug(1, "[%d] Before id=%d encode parameter change %x",
754 ctx->id,
755 mtk_buf->vb.vb2_buf.index,
756 ctx->param_change);
757 mtk_buf->param_change = ctx->param_change;
758 mtk_buf->enc_params = ctx->enc_params;
759 ctx->param_change = MTK_ENCODE_PARAM_NONE;
760 }
761
762 v4l2_m2m_buf_queue(ctx->m2m_ctx, to_vb2_v4l2_buffer(vb));
763 }
764
765 static int vb2ops_venc_start_streaming(struct vb2_queue *q, unsigned int count)
766 {
767 struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(q);
768 struct venc_enc_param param;
769 int ret;
770 int i;
771
772 /* Once state turn into MTK_STATE_ABORT, we need stop_streaming
773 * to clear it
774 */
775 if ((ctx->state == MTK_STATE_ABORT) || (ctx->state == MTK_STATE_FREE)) {
776 ret = -EIO;
777 goto err_set_param;
778 }
779
780 /* Do the initialization when both start_streaming have been called */
781 if (V4L2_TYPE_IS_OUTPUT(q->type)) {
782 if (!vb2_start_streaming_called(&ctx->m2m_ctx->cap_q_ctx.q))
783 return 0;
784 } else {
785 if (!vb2_start_streaming_called(&ctx->m2m_ctx->out_q_ctx.q))
786 return 0;
787 }
788
789 mtk_venc_set_param(ctx, &param);
790 ret = venc_if_set_param(ctx, VENC_SET_PARAM_ENC, &param);
791 if (ret) {
792 mtk_v4l2_err("venc_if_set_param failed=%d", ret);
793 ctx->state = MTK_STATE_ABORT;
794 goto err_set_param;
795 }
796 ctx->param_change = MTK_ENCODE_PARAM_NONE;
797
798 if ((ctx->q_data[MTK_Q_DATA_DST].fmt->fourcc == V4L2_PIX_FMT_H264) &&
799 (ctx->enc_params.seq_hdr_mode !=
800 V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE)) {
801 ret = venc_if_set_param(ctx,
802 VENC_SET_PARAM_PREPEND_HEADER,
803 NULL);
804 if (ret) {
805 mtk_v4l2_err("venc_if_set_param failed=%d", ret);
806 ctx->state = MTK_STATE_ABORT;
807 goto err_set_param;
808 }
809 ctx->state = MTK_STATE_HEADER;
810 }
811
812 return 0;
813
814 err_set_param:
815 for (i = 0; i < q->num_buffers; ++i) {
816 if (q->bufs[i]->state == VB2_BUF_STATE_ACTIVE) {
817 mtk_v4l2_debug(0, "[%d] id=%d, type=%d, %d -> VB2_BUF_STATE_QUEUED",
818 ctx->id, i, q->type,
819 (int)q->bufs[i]->state);
820 v4l2_m2m_buf_done(to_vb2_v4l2_buffer(q->bufs[i]),
821 VB2_BUF_STATE_QUEUED);
822 }
823 }
824
825 return ret;
826 }
827
828 static void vb2ops_venc_stop_streaming(struct vb2_queue *q)
829 {
830 struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(q);
831 struct vb2_buffer *src_buf, *dst_buf;
832 int ret;
833
834 mtk_v4l2_debug(2, "[%d]-> type=%d", ctx->id, q->type);
835
836 if (q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
837 while ((dst_buf = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx))) {
838 dst_buf->planes[0].bytesused = 0;
839 v4l2_m2m_buf_done(to_vb2_v4l2_buffer(dst_buf),
840 VB2_BUF_STATE_ERROR);
841 }
842 } else {
843 while ((src_buf = v4l2_m2m_src_buf_remove(ctx->m2m_ctx)))
844 v4l2_m2m_buf_done(to_vb2_v4l2_buffer(src_buf),
845 VB2_BUF_STATE_ERROR);
846 }
847
848 if ((q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE &&
849 vb2_is_streaming(&ctx->m2m_ctx->out_q_ctx.q)) ||
850 (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE &&
851 vb2_is_streaming(&ctx->m2m_ctx->cap_q_ctx.q))) {
852 mtk_v4l2_debug(1, "[%d]-> q type %d out=%d cap=%d",
853 ctx->id, q->type,
854 vb2_is_streaming(&ctx->m2m_ctx->out_q_ctx.q),
855 vb2_is_streaming(&ctx->m2m_ctx->cap_q_ctx.q));
856 return;
857 }
858
859 /* Release the encoder if both streams are stopped. */
860 ret = venc_if_deinit(ctx);
861 if (ret)
862 mtk_v4l2_err("venc_if_deinit failed=%d", ret);
863
864 ctx->state = MTK_STATE_FREE;
865 }
866
867 static struct vb2_ops mtk_venc_vb2_ops = {
868 .queue_setup = vb2ops_venc_queue_setup,
869 .buf_prepare = vb2ops_venc_buf_prepare,
870 .buf_queue = vb2ops_venc_buf_queue,
871 .wait_prepare = vb2_ops_wait_prepare,
872 .wait_finish = vb2_ops_wait_finish,
873 .start_streaming = vb2ops_venc_start_streaming,
874 .stop_streaming = vb2ops_venc_stop_streaming,
875 };
876
877 static int mtk_venc_encode_header(void *priv)
878 {
879 struct mtk_vcodec_ctx *ctx = priv;
880 int ret;
881 struct vb2_buffer *dst_buf;
882 struct mtk_vcodec_mem bs_buf;
883 struct venc_done_result enc_result;
884
885 dst_buf = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx);
886 if (!dst_buf) {
887 mtk_v4l2_debug(1, "No dst buffer");
888 return -EINVAL;
889 }
890
891 bs_buf.va = vb2_plane_vaddr(dst_buf, 0);
892 bs_buf.dma_addr = vb2_dma_contig_plane_dma_addr(dst_buf, 0);
893 bs_buf.size = (size_t)dst_buf->planes[0].length;
894
895 mtk_v4l2_debug(1,
896 "[%d] buf id=%d va=0x%p dma_addr=0x%llx size=%zu",
897 ctx->id,
898 dst_buf->index, bs_buf.va,
899 (u64)bs_buf.dma_addr,
900 bs_buf.size);
901
902 ret = venc_if_encode(ctx,
903 VENC_START_OPT_ENCODE_SEQUENCE_HEADER,
904 NULL, &bs_buf, &enc_result);
905
906 if (ret) {
907 dst_buf->planes[0].bytesused = 0;
908 ctx->state = MTK_STATE_ABORT;
909 v4l2_m2m_buf_done(to_vb2_v4l2_buffer(dst_buf),
910 VB2_BUF_STATE_ERROR);
911 mtk_v4l2_err("venc_if_encode failed=%d", ret);
912 return -EINVAL;
913 }
914
915 ctx->state = MTK_STATE_HEADER;
916 dst_buf->planes[0].bytesused = enc_result.bs_size;
917 v4l2_m2m_buf_done(to_vb2_v4l2_buffer(dst_buf), VB2_BUF_STATE_DONE);
918
919 return 0;
920 }
921
922 static int mtk_venc_param_change(struct mtk_vcodec_ctx *ctx)
923 {
924 struct venc_enc_param enc_prm;
925 struct vb2_buffer *vb = v4l2_m2m_next_src_buf(ctx->m2m_ctx);
926 struct vb2_v4l2_buffer *vb2_v4l2 =
927 container_of(vb, struct vb2_v4l2_buffer, vb2_buf);
928 struct mtk_video_enc_buf *mtk_buf =
929 container_of(vb2_v4l2, struct mtk_video_enc_buf, vb);
930
931 int ret = 0;
932
933 memset(&enc_prm, 0, sizeof(enc_prm));
934 if (mtk_buf->param_change == MTK_ENCODE_PARAM_NONE)
935 return 0;
936
937 if (mtk_buf->param_change & MTK_ENCODE_PARAM_BITRATE) {
938 enc_prm.bitrate = mtk_buf->enc_params.bitrate;
939 mtk_v4l2_debug(1, "[%d] id=%d, change param br=%d",
940 ctx->id,
941 mtk_buf->vb.vb2_buf.index,
942 enc_prm.bitrate);
943 ret |= venc_if_set_param(ctx,
944 VENC_SET_PARAM_ADJUST_BITRATE,
945 &enc_prm);
946 }
947 if (!ret && mtk_buf->param_change & MTK_ENCODE_PARAM_FRAMERATE) {
948 enc_prm.frm_rate = mtk_buf->enc_params.framerate_num /
949 mtk_buf->enc_params.framerate_denom;
950 mtk_v4l2_debug(1, "[%d] id=%d, change param fr=%d",
951 ctx->id,
952 mtk_buf->vb.vb2_buf.index,
953 enc_prm.frm_rate);
954 ret |= venc_if_set_param(ctx,
955 VENC_SET_PARAM_ADJUST_FRAMERATE,
956 &enc_prm);
957 }
958 if (!ret && mtk_buf->param_change & MTK_ENCODE_PARAM_GOP_SIZE) {
959 enc_prm.gop_size = mtk_buf->enc_params.gop_size;
960 mtk_v4l2_debug(1, "change param intra period=%d",
961 enc_prm.gop_size);
962 ret |= venc_if_set_param(ctx,
963 VENC_SET_PARAM_GOP_SIZE,
964 &enc_prm);
965 }
966 if (!ret && mtk_buf->param_change & MTK_ENCODE_PARAM_FORCE_INTRA) {
967 mtk_v4l2_debug(1, "[%d] id=%d, change param force I=%d",
968 ctx->id,
969 mtk_buf->vb.vb2_buf.index,
970 mtk_buf->enc_params.force_intra);
971 if (mtk_buf->enc_params.force_intra)
972 ret |= venc_if_set_param(ctx,
973 VENC_SET_PARAM_FORCE_INTRA,
974 NULL);
975 }
976
977 mtk_buf->param_change = MTK_ENCODE_PARAM_NONE;
978
979 if (ret) {
980 ctx->state = MTK_STATE_ABORT;
981 mtk_v4l2_err("venc_if_set_param %d failed=%d",
982 mtk_buf->param_change, ret);
983 return -1;
984 }
985
986 return 0;
987 }
988
989 /*
990 * v4l2_m2m_streamoff() holds dev_mutex and waits mtk_venc_worker()
991 * to call v4l2_m2m_job_finish().
992 * If mtk_venc_worker() tries to acquire dev_mutex, it will deadlock.
993 * So this function must not try to acquire dev->dev_mutex.
994 * This means v4l2 ioctls and mtk_venc_worker() can run at the same time.
995 * mtk_venc_worker() should be carefully implemented to avoid bugs.
996 */
997 static void mtk_venc_worker(struct work_struct *work)
998 {
999 struct mtk_vcodec_ctx *ctx = container_of(work, struct mtk_vcodec_ctx,
1000 encode_work);
1001 struct vb2_buffer *src_buf, *dst_buf;
1002 struct venc_frm_buf frm_buf;
1003 struct mtk_vcodec_mem bs_buf;
1004 struct venc_done_result enc_result;
1005 int ret, i;
1006 struct vb2_v4l2_buffer *vb2_v4l2;
1007
1008 /* check dst_buf, dst_buf may be removed in device_run
1009 * to stored encdoe header so we need check dst_buf and
1010 * call job_finish here to prevent recursion
1011 */
1012 dst_buf = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx);
1013 if (!dst_buf) {
1014 v4l2_m2m_job_finish(ctx->dev->m2m_dev_enc, ctx->m2m_ctx);
1015 return;
1016 }
1017
1018 src_buf = v4l2_m2m_src_buf_remove(ctx->m2m_ctx);
1019 memset(&frm_buf, 0, sizeof(frm_buf));
1020 for (i = 0; i < src_buf->num_planes ; i++) {
1021 frm_buf.fb_addr[i].va = vb2_plane_vaddr(src_buf, i);
1022 frm_buf.fb_addr[i].dma_addr =
1023 vb2_dma_contig_plane_dma_addr(src_buf, i);
1024 frm_buf.fb_addr[i].size =
1025 (size_t)src_buf->planes[i].length;
1026 }
1027 bs_buf.va = vb2_plane_vaddr(dst_buf, 0);
1028 bs_buf.dma_addr = vb2_dma_contig_plane_dma_addr(dst_buf, 0);
1029 bs_buf.size = (size_t)dst_buf->planes[0].length;
1030
1031 mtk_v4l2_debug(2,
1032 "Framebuf VA=%p PA=%llx Size=0x%zx;VA=%p PA=0x%llx Size=0x%zx;VA=%p PA=0x%llx Size=%zu",
1033 frm_buf.fb_addr[0].va,
1034 (u64)frm_buf.fb_addr[0].dma_addr,
1035 frm_buf.fb_addr[0].size,
1036 frm_buf.fb_addr[1].va,
1037 (u64)frm_buf.fb_addr[1].dma_addr,
1038 frm_buf.fb_addr[1].size,
1039 frm_buf.fb_addr[2].va,
1040 (u64)frm_buf.fb_addr[2].dma_addr,
1041 frm_buf.fb_addr[2].size);
1042
1043 ret = venc_if_encode(ctx, VENC_START_OPT_ENCODE_FRAME,
1044 &frm_buf, &bs_buf, &enc_result);
1045
1046 vb2_v4l2 = container_of(dst_buf, struct vb2_v4l2_buffer, vb2_buf);
1047 if (enc_result.is_key_frm)
1048 vb2_v4l2->flags |= V4L2_BUF_FLAG_KEYFRAME;
1049
1050 if (ret) {
1051 v4l2_m2m_buf_done(to_vb2_v4l2_buffer(src_buf),
1052 VB2_BUF_STATE_ERROR);
1053 dst_buf->planes[0].bytesused = 0;
1054 v4l2_m2m_buf_done(to_vb2_v4l2_buffer(dst_buf),
1055 VB2_BUF_STATE_ERROR);
1056 mtk_v4l2_err("venc_if_encode failed=%d", ret);
1057 } else {
1058 v4l2_m2m_buf_done(to_vb2_v4l2_buffer(src_buf),
1059 VB2_BUF_STATE_DONE);
1060 dst_buf->planes[0].bytesused = enc_result.bs_size;
1061 v4l2_m2m_buf_done(to_vb2_v4l2_buffer(dst_buf),
1062 VB2_BUF_STATE_DONE);
1063 mtk_v4l2_debug(2, "venc_if_encode bs size=%d",
1064 enc_result.bs_size);
1065 }
1066
1067 v4l2_m2m_job_finish(ctx->dev->m2m_dev_enc, ctx->m2m_ctx);
1068
1069 mtk_v4l2_debug(1, "<=== src_buf[%d] dst_buf[%d] venc_if_encode ret=%d Size=%u===>",
1070 src_buf->index, dst_buf->index, ret,
1071 enc_result.bs_size);
1072 }
1073
1074 static void m2mops_venc_device_run(void *priv)
1075 {
1076 struct mtk_vcodec_ctx *ctx = priv;
1077
1078 if ((ctx->q_data[MTK_Q_DATA_DST].fmt->fourcc == V4L2_PIX_FMT_H264) &&
1079 (ctx->state != MTK_STATE_HEADER)) {
1080 /* encode h264 sps/pps header */
1081 mtk_venc_encode_header(ctx);
1082 queue_work(ctx->dev->encode_workqueue, &ctx->encode_work);
1083 return;
1084 }
1085
1086 mtk_venc_param_change(ctx);
1087 queue_work(ctx->dev->encode_workqueue, &ctx->encode_work);
1088 }
1089
1090 static int m2mops_venc_job_ready(void *m2m_priv)
1091 {
1092 struct mtk_vcodec_ctx *ctx = m2m_priv;
1093
1094 if (ctx->state == MTK_STATE_ABORT || ctx->state == MTK_STATE_FREE) {
1095 mtk_v4l2_debug(3, "[%d]Not ready: state=0x%x.",
1096 ctx->id, ctx->state);
1097 return 0;
1098 }
1099
1100 return 1;
1101 }
1102
1103 static void m2mops_venc_job_abort(void *priv)
1104 {
1105 struct mtk_vcodec_ctx *ctx = priv;
1106
1107 ctx->state = MTK_STATE_ABORT;
1108 }
1109
1110 static void m2mops_venc_lock(void *m2m_priv)
1111 {
1112 struct mtk_vcodec_ctx *ctx = m2m_priv;
1113
1114 mutex_lock(&ctx->dev->dev_mutex);
1115 }
1116
1117 static void m2mops_venc_unlock(void *m2m_priv)
1118 {
1119 struct mtk_vcodec_ctx *ctx = m2m_priv;
1120
1121 mutex_unlock(&ctx->dev->dev_mutex);
1122 }
1123
1124 const struct v4l2_m2m_ops mtk_venc_m2m_ops = {
1125 .device_run = m2mops_venc_device_run,
1126 .job_ready = m2mops_venc_job_ready,
1127 .job_abort = m2mops_venc_job_abort,
1128 .lock = m2mops_venc_lock,
1129 .unlock = m2mops_venc_unlock,
1130 };
1131
1132 void mtk_vcodec_enc_set_default_params(struct mtk_vcodec_ctx *ctx)
1133 {
1134 struct mtk_q_data *q_data;
1135
1136 ctx->m2m_ctx->q_lock = &ctx->dev->dev_mutex;
1137 ctx->fh.m2m_ctx = ctx->m2m_ctx;
1138 ctx->fh.ctrl_handler = &ctx->ctrl_hdl;
1139 INIT_WORK(&ctx->encode_work, mtk_venc_worker);
1140
1141 ctx->colorspace = V4L2_COLORSPACE_REC709;
1142 ctx->ycbcr_enc = V4L2_YCBCR_ENC_DEFAULT;
1143 ctx->quantization = V4L2_QUANTIZATION_DEFAULT;
1144 ctx->xfer_func = V4L2_XFER_FUNC_DEFAULT;
1145
1146 q_data = &ctx->q_data[MTK_Q_DATA_SRC];
1147 memset(q_data, 0, sizeof(struct mtk_q_data));
1148 q_data->visible_width = DFT_CFG_WIDTH;
1149 q_data->visible_height = DFT_CFG_HEIGHT;
1150 q_data->coded_width = DFT_CFG_WIDTH;
1151 q_data->coded_height = DFT_CFG_HEIGHT;
1152 q_data->field = V4L2_FIELD_NONE;
1153
1154 q_data->fmt = &mtk_video_formats[OUT_FMT_IDX];
1155
1156 v4l_bound_align_image(&q_data->coded_width,
1157 MTK_VENC_MIN_W,
1158 MTK_VENC_MAX_W, 4,
1159 &q_data->coded_height,
1160 MTK_VENC_MIN_H,
1161 MTK_VENC_MAX_H, 5, 6);
1162
1163 if (q_data->coded_width < DFT_CFG_WIDTH &&
1164 (q_data->coded_width + 16) <= MTK_VENC_MAX_W)
1165 q_data->coded_width += 16;
1166 if (q_data->coded_height < DFT_CFG_HEIGHT &&
1167 (q_data->coded_height + 32) <= MTK_VENC_MAX_H)
1168 q_data->coded_height += 32;
1169
1170 q_data->sizeimage[0] =
1171 q_data->coded_width * q_data->coded_height+
1172 ((ALIGN(q_data->coded_width, 16) * 2) * 16);
1173 q_data->bytesperline[0] = q_data->coded_width;
1174 q_data->sizeimage[1] =
1175 (q_data->coded_width * q_data->coded_height) / 2 +
1176 (ALIGN(q_data->coded_width, 16) * 16);
1177 q_data->bytesperline[1] = q_data->coded_width;
1178
1179 q_data = &ctx->q_data[MTK_Q_DATA_DST];
1180 memset(q_data, 0, sizeof(struct mtk_q_data));
1181 q_data->coded_width = DFT_CFG_WIDTH;
1182 q_data->coded_height = DFT_CFG_HEIGHT;
1183 q_data->fmt = &mtk_video_formats[CAP_FMT_IDX];
1184 q_data->field = V4L2_FIELD_NONE;
1185 ctx->q_data[MTK_Q_DATA_DST].sizeimage[0] =
1186 DFT_CFG_WIDTH * DFT_CFG_HEIGHT;
1187 ctx->q_data[MTK_Q_DATA_DST].bytesperline[0] = 0;
1188
1189 }
1190
1191 int mtk_vcodec_enc_ctrls_setup(struct mtk_vcodec_ctx *ctx)
1192 {
1193 const struct v4l2_ctrl_ops *ops = &mtk_vcodec_enc_ctrl_ops;
1194 struct v4l2_ctrl_handler *handler = &ctx->ctrl_hdl;
1195
1196 v4l2_ctrl_handler_init(handler, MTK_MAX_CTRLS_HINT);
1197
1198 v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_BITRATE,
1199 1, 4000000, 1, 4000000);
1200 v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_B_FRAMES,
1201 0, 2, 1, 0);
1202 v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE,
1203 0, 1, 1, 1);
1204 v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_H264_MAX_QP,
1205 0, 51, 1, 51);
1206 v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_H264_I_PERIOD,
1207 0, 65535, 1, 0);
1208 v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_GOP_SIZE,
1209 0, 65535, 1, 0);
1210 v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_MB_RC_ENABLE,
1211 0, 1, 1, 0);
1212 v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME,
1213 0, 0, 0, 0);
1214 v4l2_ctrl_new_std_menu(handler, ops,
1215 V4L2_CID_MPEG_VIDEO_HEADER_MODE,
1216 V4L2_MPEG_VIDEO_HEADER_MODE_JOINED_WITH_1ST_FRAME,
1217 0, V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE);
1218 v4l2_ctrl_new_std_menu(handler, ops, V4L2_CID_MPEG_VIDEO_H264_PROFILE,
1219 V4L2_MPEG_VIDEO_H264_PROFILE_HIGH,
1220 0, V4L2_MPEG_VIDEO_H264_PROFILE_MAIN);
1221 v4l2_ctrl_new_std_menu(handler, ops, V4L2_CID_MPEG_VIDEO_H264_LEVEL,
1222 V4L2_MPEG_VIDEO_H264_LEVEL_4_2,
1223 0, V4L2_MPEG_VIDEO_H264_LEVEL_4_0);
1224 if (handler->error) {
1225 mtk_v4l2_err("Init control handler fail %d",
1226 handler->error);
1227 return handler->error;
1228 }
1229
1230 v4l2_ctrl_handler_setup(&ctx->ctrl_hdl);
1231
1232 return 0;
1233 }
1234
1235 int mtk_vcodec_enc_queue_init(void *priv, struct vb2_queue *src_vq,
1236 struct vb2_queue *dst_vq)
1237 {
1238 struct mtk_vcodec_ctx *ctx = priv;
1239 int ret;
1240
1241 /* Note: VB2_USERPTR works with dma-contig because mt8173
1242 * support iommu
1243 * https://patchwork.kernel.org/patch/8335461/
1244 * https://patchwork.kernel.org/patch/7596181/
1245 */
1246 src_vq->type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE;
1247 src_vq->io_modes = VB2_DMABUF | VB2_MMAP | VB2_USERPTR;
1248 src_vq->drv_priv = ctx;
1249 src_vq->buf_struct_size = sizeof(struct mtk_video_enc_buf);
1250 src_vq->ops = &mtk_venc_vb2_ops;
1251 src_vq->mem_ops = &vb2_dma_contig_memops;
1252 src_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY;
1253 src_vq->lock = &ctx->dev->dev_mutex;
1254 src_vq->dev = &ctx->dev->plat_dev->dev;
1255
1256 ret = vb2_queue_init(src_vq);
1257 if (ret)
1258 return ret;
1259
1260 dst_vq->type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE;
1261 dst_vq->io_modes = VB2_DMABUF | VB2_MMAP | VB2_USERPTR;
1262 dst_vq->drv_priv = ctx;
1263 dst_vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer);
1264 dst_vq->ops = &mtk_venc_vb2_ops;
1265 dst_vq->mem_ops = &vb2_dma_contig_memops;
1266 dst_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY;
1267 dst_vq->lock = &ctx->dev->dev_mutex;
1268 dst_vq->dev = &ctx->dev->plat_dev->dev;
1269
1270 return vb2_queue_init(dst_vq);
1271 }
1272
1273 int mtk_venc_unlock(struct mtk_vcodec_ctx *ctx)
1274 {
1275 struct mtk_vcodec_dev *dev = ctx->dev;
1276
1277 mutex_unlock(&dev->enc_mutex);
1278 return 0;
1279 }
1280
1281 int mtk_venc_lock(struct mtk_vcodec_ctx *ctx)
1282 {
1283 struct mtk_vcodec_dev *dev = ctx->dev;
1284
1285 mutex_lock(&dev->enc_mutex);
1286 return 0;
1287 }
1288
1289 void mtk_vcodec_enc_release(struct mtk_vcodec_ctx *ctx)
1290 {
1291 venc_if_deinit(ctx);
1292 }
Linux kernel - Deliverables
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