projects / deliverable / linux.git / blob
? search:
summary | shortlog | log | commit | commitdiff | tree
blame | history | raw | HEAD
Merge remote-tracking branch 'lightnvm/for-next'
[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 struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp;
491
492 vq = v4l2_m2m_get_vq(ctx->m2m_ctx, f->type);
493 if (!vq) {
494 mtk_v4l2_err("fail to get vq");
495 return -EINVAL;
496 }
497
498 if (vb2_is_busy(vq)) {
499 mtk_v4l2_err("queue busy");
500 return -EBUSY;
501 }
502
503 q_data = mtk_venc_get_q_data(ctx, f->type);
504 if (!q_data) {
505 mtk_v4l2_err("fail to get q data");
506 return -EINVAL;
507 }
508
509 fmt = mtk_venc_find_format(f);
510 if (!fmt) {
511 f->fmt.pix.pixelformat = mtk_video_formats[OUT_FMT_IDX].fourcc;
512 fmt = mtk_venc_find_format(f);
513 }
514
515 pix_fmt_mp->height = clamp(pix_fmt_mp->height,
516 MTK_VENC_MIN_H,
517 MTK_VENC_MAX_H);
518 pix_fmt_mp->width = clamp(pix_fmt_mp->width,
519 MTK_VENC_MIN_W,
520 MTK_VENC_MAX_W);
521
522 q_data->visible_width = f->fmt.pix_mp.width;
523 q_data->visible_height = f->fmt.pix_mp.height;
524 q_data->fmt = fmt;
525 ret = vidioc_try_fmt(f, q_data->fmt);
526 if (ret)
527 return ret;
528
529 q_data->coded_width = f->fmt.pix_mp.width;
530 q_data->coded_height = f->fmt.pix_mp.height;
531
532 q_data->field = f->fmt.pix_mp.field;
533 ctx->colorspace = f->fmt.pix_mp.colorspace;
534 ctx->ycbcr_enc = f->fmt.pix_mp.ycbcr_enc;
535 ctx->quantization = f->fmt.pix_mp.quantization;
536 ctx->xfer_func = f->fmt.pix_mp.xfer_func;
537
538 for (i = 0; i < f->fmt.pix_mp.num_planes; i++) {
539 struct v4l2_plane_pix_format *plane_fmt;
540
541 plane_fmt = &f->fmt.pix_mp.plane_fmt[i];
542 q_data->bytesperline[i] = plane_fmt->bytesperline;
543 q_data->sizeimage[i] = plane_fmt->sizeimage;
544 }
545
546 return 0;
547 }
548
549 static int vidioc_venc_g_fmt(struct file *file, void *priv,
550 struct v4l2_format *f)
551 {
552 struct v4l2_pix_format_mplane *pix = &f->fmt.pix_mp;
553 struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
554 struct vb2_queue *vq;
555 struct mtk_q_data *q_data;
556 int i;
557
558 vq = v4l2_m2m_get_vq(ctx->m2m_ctx, f->type);
559 if (!vq)
560 return -EINVAL;
561
562 q_data = mtk_venc_get_q_data(ctx, f->type);
563
564 pix->width = q_data->coded_width;
565 pix->height = q_data->coded_height;
566 pix->pixelformat = q_data->fmt->fourcc;
567 pix->field = q_data->field;
568 pix->num_planes = q_data->fmt->num_planes;
569 for (i = 0; i < pix->num_planes; i++) {
570 pix->plane_fmt[i].bytesperline = q_data->bytesperline[i];
571 pix->plane_fmt[i].sizeimage = q_data->sizeimage[i];
572 memset(&(pix->plane_fmt[i].reserved[0]), 0x0,
573 sizeof(pix->plane_fmt[i].reserved));
574 }
575
576 pix->flags = 0;
577 pix->colorspace = ctx->colorspace;
578 pix->ycbcr_enc = ctx->ycbcr_enc;
579 pix->quantization = ctx->quantization;
580 pix->xfer_func = ctx->xfer_func;
581
582 return 0;
583 }
584
585 static int vidioc_try_fmt_vid_cap_mplane(struct file *file, void *priv,
586 struct v4l2_format *f)
587 {
588 struct mtk_video_fmt *fmt;
589 struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
590
591 fmt = mtk_venc_find_format(f);
592 if (!fmt) {
593 f->fmt.pix.pixelformat = mtk_video_formats[CAP_FMT_IDX].fourcc;
594 fmt = mtk_venc_find_format(f);
595 }
596 f->fmt.pix_mp.colorspace = ctx->colorspace;
597 f->fmt.pix_mp.ycbcr_enc = ctx->ycbcr_enc;
598 f->fmt.pix_mp.quantization = ctx->quantization;
599 f->fmt.pix_mp.xfer_func = ctx->xfer_func;
600
601 return vidioc_try_fmt(f, fmt);
602 }
603
604 static int vidioc_try_fmt_vid_out_mplane(struct file *file, void *priv,
605 struct v4l2_format *f)
606 {
607 struct mtk_video_fmt *fmt;
608
609 fmt = mtk_venc_find_format(f);
610 if (!fmt) {
611 f->fmt.pix.pixelformat = mtk_video_formats[OUT_FMT_IDX].fourcc;
612 fmt = mtk_venc_find_format(f);
613 }
614 if (!f->fmt.pix_mp.colorspace) {
615 f->fmt.pix_mp.colorspace = V4L2_COLORSPACE_REC709;
616 f->fmt.pix_mp.ycbcr_enc = V4L2_YCBCR_ENC_DEFAULT;
617 f->fmt.pix_mp.quantization = V4L2_QUANTIZATION_DEFAULT;
618 f->fmt.pix_mp.xfer_func = V4L2_XFER_FUNC_DEFAULT;
619 }
620
621 return vidioc_try_fmt(f, fmt);
622 }
623
624 static int vidioc_venc_g_selection(struct file *file, void *priv,
625 struct v4l2_selection *s)
626 {
627 struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
628 struct mtk_q_data *q_data;
629
630 if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT)
631 return -EINVAL;
632
633 q_data = mtk_venc_get_q_data(ctx, s->type);
634 if (!q_data)
635 return -EINVAL;
636
637 switch (s->target) {
638 case V4L2_SEL_TGT_CROP_DEFAULT:
639 case V4L2_SEL_TGT_CROP_BOUNDS:
640 s->r.top = 0;
641 s->r.left = 0;
642 s->r.width = q_data->coded_width;
643 s->r.height = q_data->coded_height;
644 break;
645 case V4L2_SEL_TGT_CROP:
646 s->r.top = 0;
647 s->r.left = 0;
648 s->r.width = q_data->visible_width;
649 s->r.height = q_data->visible_height;
650 break;
651 default:
652 return -EINVAL;
653 }
654
655 return 0;
656 }
657
658 static int vidioc_venc_s_selection(struct file *file, void *priv,
659 struct v4l2_selection *s)
660 {
661 struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
662 struct mtk_q_data *q_data;
663
664 if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT)
665 return -EINVAL;
666
667 q_data = mtk_venc_get_q_data(ctx, s->type);
668 if (!q_data)
669 return -EINVAL;
670
671 switch (s->target) {
672 case V4L2_SEL_TGT_CROP:
673 /* Only support crop from (0,0) */
674 s->r.top = 0;
675 s->r.left = 0;
676 s->r.width = min(s->r.width, q_data->coded_width);
677 s->r.height = min(s->r.height, q_data->coded_height);
678 q_data->visible_width = s->r.width;
679 q_data->visible_height = s->r.height;
680 break;
681 default:
682 return -EINVAL;
683 }
684 return 0;
685 }
686
687 static int vidioc_venc_qbuf(struct file *file, void *priv,
688 struct v4l2_buffer *buf)
689 {
690 struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
691
692 if (ctx->state == MTK_STATE_ABORT) {
693 mtk_v4l2_err("[%d] Call on QBUF after unrecoverable error",
694 ctx->id);
695 return -EIO;
696 }
697
698 return v4l2_m2m_qbuf(file, ctx->m2m_ctx, buf);
699 }
700
701 static int vidioc_venc_dqbuf(struct file *file, void *priv,
702 struct v4l2_buffer *buf)
703 {
704 struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
705
706 if (ctx->state == MTK_STATE_ABORT) {
707 mtk_v4l2_err("[%d] Call on QBUF after unrecoverable error",
708 ctx->id);
709 return -EIO;
710 }
711
712 return v4l2_m2m_dqbuf(file, ctx->m2m_ctx, buf);
713 }
714
715 const struct v4l2_ioctl_ops mtk_venc_ioctl_ops = {
716 .vidioc_streamon = v4l2_m2m_ioctl_streamon,
717 .vidioc_streamoff = v4l2_m2m_ioctl_streamoff,
718
719 .vidioc_reqbufs = v4l2_m2m_ioctl_reqbufs,
720 .vidioc_querybuf = v4l2_m2m_ioctl_querybuf,
721 .vidioc_qbuf = vidioc_venc_qbuf,
722 .vidioc_dqbuf = vidioc_venc_dqbuf,
723
724 .vidioc_querycap = vidioc_venc_querycap,
725 .vidioc_enum_fmt_vid_cap_mplane = vidioc_enum_fmt_vid_cap_mplane,
726 .vidioc_enum_fmt_vid_out_mplane = vidioc_enum_fmt_vid_out_mplane,
727 .vidioc_enum_framesizes = vidioc_enum_framesizes,
728
729 .vidioc_try_fmt_vid_cap_mplane = vidioc_try_fmt_vid_cap_mplane,
730 .vidioc_try_fmt_vid_out_mplane = vidioc_try_fmt_vid_out_mplane,
731 .vidioc_expbuf = v4l2_m2m_ioctl_expbuf,
732 .vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
733 .vidioc_unsubscribe_event = v4l2_event_unsubscribe,
734
735 .vidioc_s_parm = vidioc_venc_s_parm,
736 .vidioc_g_parm = vidioc_venc_g_parm,
737 .vidioc_s_fmt_vid_cap_mplane = vidioc_venc_s_fmt_cap,
738 .vidioc_s_fmt_vid_out_mplane = vidioc_venc_s_fmt_out,
739
740 .vidioc_g_fmt_vid_cap_mplane = vidioc_venc_g_fmt,
741 .vidioc_g_fmt_vid_out_mplane = vidioc_venc_g_fmt,
742
743 .vidioc_create_bufs = v4l2_m2m_ioctl_create_bufs,
744 .vidioc_prepare_buf = v4l2_m2m_ioctl_prepare_buf,
745
746 .vidioc_g_selection = vidioc_venc_g_selection,
747 .vidioc_s_selection = vidioc_venc_s_selection,
748 };
749
750 static int vb2ops_venc_queue_setup(struct vb2_queue *vq,
751 unsigned int *nbuffers,
752 unsigned int *nplanes,
753 unsigned int sizes[],
754 struct device *alloc_devs[])
755 {
756 struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(vq);
757 struct mtk_q_data *q_data;
758 unsigned int i;
759
760 q_data = mtk_venc_get_q_data(ctx, vq->type);
761
762 if (q_data == NULL)
763 return -EINVAL;
764
765 if (*nplanes) {
766 for (i = 0; i < *nplanes; i++)
767 if (sizes[i] < q_data->sizeimage[i])
768 return -EINVAL;
769 } else {
770 *nplanes = q_data->fmt->num_planes;
771 for (i = 0; i < *nplanes; i++)
772 sizes[i] = q_data->sizeimage[i];
773 }
774
775 return 0;
776 }
777
778 static int vb2ops_venc_buf_prepare(struct vb2_buffer *vb)
779 {
780 struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue);
781 struct mtk_q_data *q_data;
782 int i;
783
784 q_data = mtk_venc_get_q_data(ctx, vb->vb2_queue->type);
785
786 for (i = 0; i < q_data->fmt->num_planes; i++) {
787 if (vb2_plane_size(vb, i) < q_data->sizeimage[i]) {
788 mtk_v4l2_err("data will not fit into plane %d (%lu < %d)",
789 i, vb2_plane_size(vb, i),
790 q_data->sizeimage[i]);
791 return -EINVAL;
792 }
793 }
794
795 return 0;
796 }
797
798 static void vb2ops_venc_buf_queue(struct vb2_buffer *vb)
799 {
800 struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue);
801 struct vb2_v4l2_buffer *vb2_v4l2 =
802 container_of(vb, struct vb2_v4l2_buffer, vb2_buf);
803
804 struct mtk_video_enc_buf *mtk_buf =
805 container_of(vb2_v4l2, struct mtk_video_enc_buf, vb);
806
807 if ((vb->vb2_queue->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) &&
808 (ctx->param_change != MTK_ENCODE_PARAM_NONE)) {
809 mtk_v4l2_debug(1, "[%d] Before id=%d encode parameter change %x",
810 ctx->id,
811 mtk_buf->vb.vb2_buf.index,
812 ctx->param_change);
813 mtk_buf->param_change = ctx->param_change;
814 mtk_buf->enc_params = ctx->enc_params;
815 ctx->param_change = MTK_ENCODE_PARAM_NONE;
816 }
817
818 v4l2_m2m_buf_queue(ctx->m2m_ctx, to_vb2_v4l2_buffer(vb));
819 }
820
821 static int vb2ops_venc_start_streaming(struct vb2_queue *q, unsigned int count)
822 {
823 struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(q);
824 struct venc_enc_param param;
825 int ret;
826 int i;
827
828 /* Once state turn into MTK_STATE_ABORT, we need stop_streaming
829 * to clear it
830 */
831 if ((ctx->state == MTK_STATE_ABORT) || (ctx->state == MTK_STATE_FREE)) {
832 ret = -EIO;
833 goto err_set_param;
834 }
835
836 /* Do the initialization when both start_streaming have been called */
837 if (V4L2_TYPE_IS_OUTPUT(q->type)) {
838 if (!vb2_start_streaming_called(&ctx->m2m_ctx->cap_q_ctx.q))
839 return 0;
840 } else {
841 if (!vb2_start_streaming_called(&ctx->m2m_ctx->out_q_ctx.q))
842 return 0;
843 }
844
845 mtk_venc_set_param(ctx, &param);
846 ret = venc_if_set_param(ctx, VENC_SET_PARAM_ENC, &param);
847 if (ret) {
848 mtk_v4l2_err("venc_if_set_param failed=%d", ret);
849 ctx->state = MTK_STATE_ABORT;
850 goto err_set_param;
851 }
852 ctx->param_change = MTK_ENCODE_PARAM_NONE;
853
854 if ((ctx->q_data[MTK_Q_DATA_DST].fmt->fourcc == V4L2_PIX_FMT_H264) &&
855 (ctx->enc_params.seq_hdr_mode !=
856 V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE)) {
857 ret = venc_if_set_param(ctx,
858 VENC_SET_PARAM_PREPEND_HEADER,
859 NULL);
860 if (ret) {
861 mtk_v4l2_err("venc_if_set_param failed=%d", ret);
862 ctx->state = MTK_STATE_ABORT;
863 goto err_set_param;
864 }
865 ctx->state = MTK_STATE_HEADER;
866 }
867
868 return 0;
869
870 err_set_param:
871 for (i = 0; i < q->num_buffers; ++i) {
872 if (q->bufs[i]->state == VB2_BUF_STATE_ACTIVE) {
873 mtk_v4l2_debug(0, "[%d] id=%d, type=%d, %d -> VB2_BUF_STATE_QUEUED",
874 ctx->id, i, q->type,
875 (int)q->bufs[i]->state);
876 v4l2_m2m_buf_done(to_vb2_v4l2_buffer(q->bufs[i]),
877 VB2_BUF_STATE_QUEUED);
878 }
879 }
880
881 return ret;
882 }
883
884 static void vb2ops_venc_stop_streaming(struct vb2_queue *q)
885 {
886 struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(q);
887 struct vb2_buffer *src_buf, *dst_buf;
888 int ret;
889
890 mtk_v4l2_debug(2, "[%d]-> type=%d", ctx->id, q->type);
891
892 if (q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
893 while ((dst_buf = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx))) {
894 dst_buf->planes[0].bytesused = 0;
895 v4l2_m2m_buf_done(to_vb2_v4l2_buffer(dst_buf),
896 VB2_BUF_STATE_ERROR);
897 }
898 } else {
899 while ((src_buf = v4l2_m2m_src_buf_remove(ctx->m2m_ctx)))
900 v4l2_m2m_buf_done(to_vb2_v4l2_buffer(src_buf),
901 VB2_BUF_STATE_ERROR);
902 }
903
904 if ((q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE &&
905 vb2_is_streaming(&ctx->m2m_ctx->out_q_ctx.q)) ||
906 (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE &&
907 vb2_is_streaming(&ctx->m2m_ctx->cap_q_ctx.q))) {
908 mtk_v4l2_debug(1, "[%d]-> q type %d out=%d cap=%d",
909 ctx->id, q->type,
910 vb2_is_streaming(&ctx->m2m_ctx->out_q_ctx.q),
911 vb2_is_streaming(&ctx->m2m_ctx->cap_q_ctx.q));
912 return;
913 }
914
915 /* Release the encoder if both streams are stopped. */
916 ret = venc_if_deinit(ctx);
917 if (ret)
918 mtk_v4l2_err("venc_if_deinit failed=%d", ret);
919
920 ctx->state = MTK_STATE_FREE;
921 }
922
923 static struct vb2_ops mtk_venc_vb2_ops = {
924 .queue_setup = vb2ops_venc_queue_setup,
925 .buf_prepare = vb2ops_venc_buf_prepare,
926 .buf_queue = vb2ops_venc_buf_queue,
927 .wait_prepare = vb2_ops_wait_prepare,
928 .wait_finish = vb2_ops_wait_finish,
929 .start_streaming = vb2ops_venc_start_streaming,
930 .stop_streaming = vb2ops_venc_stop_streaming,
931 };
932
933 static int mtk_venc_encode_header(void *priv)
934 {
935 struct mtk_vcodec_ctx *ctx = priv;
936 int ret;
937 struct vb2_buffer *src_buf, *dst_buf;
938 struct vb2_v4l2_buffer *dst_vb2_v4l2, *src_vb2_v4l2;
939 struct mtk_vcodec_mem bs_buf;
940 struct venc_done_result enc_result;
941
942 dst_buf = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx);
943 if (!dst_buf) {
944 mtk_v4l2_debug(1, "No dst buffer");
945 return -EINVAL;
946 }
947
948 bs_buf.va = vb2_plane_vaddr(dst_buf, 0);
949 bs_buf.dma_addr = vb2_dma_contig_plane_dma_addr(dst_buf, 0);
950 bs_buf.size = (size_t)dst_buf->planes[0].length;
951
952 mtk_v4l2_debug(1,
953 "[%d] buf id=%d va=0x%p dma_addr=0x%llx size=%zu",
954 ctx->id,
955 dst_buf->index, bs_buf.va,
956 (u64)bs_buf.dma_addr,
957 bs_buf.size);
958
959 ret = venc_if_encode(ctx,
960 VENC_START_OPT_ENCODE_SEQUENCE_HEADER,
961 NULL, &bs_buf, &enc_result);
962
963 if (ret) {
964 dst_buf->planes[0].bytesused = 0;
965 ctx->state = MTK_STATE_ABORT;
966 v4l2_m2m_buf_done(to_vb2_v4l2_buffer(dst_buf),
967 VB2_BUF_STATE_ERROR);
968 mtk_v4l2_err("venc_if_encode failed=%d", ret);
969 return -EINVAL;
970 }
971 src_buf = v4l2_m2m_next_src_buf(ctx->m2m_ctx);
972 if (src_buf) {
973 src_vb2_v4l2 = to_vb2_v4l2_buffer(src_buf);
974 dst_vb2_v4l2 = to_vb2_v4l2_buffer(dst_buf);
975 dst_buf->timestamp = src_buf->timestamp;
976 dst_vb2_v4l2->timecode = src_vb2_v4l2->timecode;
977 } else {
978 mtk_v4l2_err("No timestamp for the header buffer.");
979 }
980
981 ctx->state = MTK_STATE_HEADER;
982 dst_buf->planes[0].bytesused = enc_result.bs_size;
983 v4l2_m2m_buf_done(to_vb2_v4l2_buffer(dst_buf), VB2_BUF_STATE_DONE);
984
985 return 0;
986 }
987
988 static int mtk_venc_param_change(struct mtk_vcodec_ctx *ctx)
989 {
990 struct venc_enc_param enc_prm;
991 struct vb2_buffer *vb = v4l2_m2m_next_src_buf(ctx->m2m_ctx);
992 struct vb2_v4l2_buffer *vb2_v4l2 =
993 container_of(vb, struct vb2_v4l2_buffer, vb2_buf);
994 struct mtk_video_enc_buf *mtk_buf =
995 container_of(vb2_v4l2, struct mtk_video_enc_buf, vb);
996
997 int ret = 0;
998
999 memset(&enc_prm, 0, sizeof(enc_prm));
1000 if (mtk_buf->param_change == MTK_ENCODE_PARAM_NONE)
1001 return 0;
1002
1003 if (mtk_buf->param_change & MTK_ENCODE_PARAM_BITRATE) {
1004 enc_prm.bitrate = mtk_buf->enc_params.bitrate;
1005 mtk_v4l2_debug(1, "[%d] id=%d, change param br=%d",
1006 ctx->id,
1007 mtk_buf->vb.vb2_buf.index,
1008 enc_prm.bitrate);
1009 ret |= venc_if_set_param(ctx,
1010 VENC_SET_PARAM_ADJUST_BITRATE,
1011 &enc_prm);
1012 }
1013 if (!ret && mtk_buf->param_change & MTK_ENCODE_PARAM_FRAMERATE) {
1014 enc_prm.frm_rate = mtk_buf->enc_params.framerate_num /
1015 mtk_buf->enc_params.framerate_denom;
1016 mtk_v4l2_debug(1, "[%d] id=%d, change param fr=%d",
1017 ctx->id,
1018 mtk_buf->vb.vb2_buf.index,
1019 enc_prm.frm_rate);
1020 ret |= venc_if_set_param(ctx,
1021 VENC_SET_PARAM_ADJUST_FRAMERATE,
1022 &enc_prm);
1023 }
1024 if (!ret && mtk_buf->param_change & MTK_ENCODE_PARAM_GOP_SIZE) {
1025 enc_prm.gop_size = mtk_buf->enc_params.gop_size;
1026 mtk_v4l2_debug(1, "change param intra period=%d",
1027 enc_prm.gop_size);
1028 ret |= venc_if_set_param(ctx,
1029 VENC_SET_PARAM_GOP_SIZE,
1030 &enc_prm);
1031 }
1032 if (!ret && mtk_buf->param_change & MTK_ENCODE_PARAM_FORCE_INTRA) {
1033 mtk_v4l2_debug(1, "[%d] id=%d, change param force I=%d",
1034 ctx->id,
1035 mtk_buf->vb.vb2_buf.index,
1036 mtk_buf->enc_params.force_intra);
1037 if (mtk_buf->enc_params.force_intra)
1038 ret |= venc_if_set_param(ctx,
1039 VENC_SET_PARAM_FORCE_INTRA,
1040 NULL);
1041 }
1042
1043 mtk_buf->param_change = MTK_ENCODE_PARAM_NONE;
1044
1045 if (ret) {
1046 ctx->state = MTK_STATE_ABORT;
1047 mtk_v4l2_err("venc_if_set_param %d failed=%d",
1048 mtk_buf->param_change, ret);
1049 return -1;
1050 }
1051
1052 return 0;
1053 }
1054
1055 /*
1056 * v4l2_m2m_streamoff() holds dev_mutex and waits mtk_venc_worker()
1057 * to call v4l2_m2m_job_finish().
1058 * If mtk_venc_worker() tries to acquire dev_mutex, it will deadlock.
1059 * So this function must not try to acquire dev->dev_mutex.
1060 * This means v4l2 ioctls and mtk_venc_worker() can run at the same time.
1061 * mtk_venc_worker() should be carefully implemented to avoid bugs.
1062 */
1063 static void mtk_venc_worker(struct work_struct *work)
1064 {
1065 struct mtk_vcodec_ctx *ctx = container_of(work, struct mtk_vcodec_ctx,
1066 encode_work);
1067 struct vb2_buffer *src_buf, *dst_buf;
1068 struct venc_frm_buf frm_buf;
1069 struct mtk_vcodec_mem bs_buf;
1070 struct venc_done_result enc_result;
1071 int ret, i;
1072 struct vb2_v4l2_buffer *dst_vb2_v4l2, *src_vb2_v4l2;
1073
1074 /* check dst_buf, dst_buf may be removed in device_run
1075 * to stored encdoe header so we need check dst_buf and
1076 * call job_finish here to prevent recursion
1077 */
1078 dst_buf = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx);
1079 if (!dst_buf) {
1080 v4l2_m2m_job_finish(ctx->dev->m2m_dev_enc, ctx->m2m_ctx);
1081 return;
1082 }
1083
1084 src_buf = v4l2_m2m_src_buf_remove(ctx->m2m_ctx);
1085 memset(&frm_buf, 0, sizeof(frm_buf));
1086 for (i = 0; i < src_buf->num_planes ; i++) {
1087 frm_buf.fb_addr[i].va = vb2_plane_vaddr(src_buf, i);
1088 frm_buf.fb_addr[i].dma_addr =
1089 vb2_dma_contig_plane_dma_addr(src_buf, i);
1090 frm_buf.fb_addr[i].size =
1091 (size_t)src_buf->planes[i].length;
1092 }
1093 bs_buf.va = vb2_plane_vaddr(dst_buf, 0);
1094 bs_buf.dma_addr = vb2_dma_contig_plane_dma_addr(dst_buf, 0);
1095 bs_buf.size = (size_t)dst_buf->planes[0].length;
1096
1097 mtk_v4l2_debug(2,
1098 "Framebuf VA=%p PA=%llx Size=0x%zx;VA=%p PA=0x%llx Size=0x%zx;VA=%p PA=0x%llx Size=%zu",
1099 frm_buf.fb_addr[0].va,
1100 (u64)frm_buf.fb_addr[0].dma_addr,
1101 frm_buf.fb_addr[0].size,
1102 frm_buf.fb_addr[1].va,
1103 (u64)frm_buf.fb_addr[1].dma_addr,
1104 frm_buf.fb_addr[1].size,
1105 frm_buf.fb_addr[2].va,
1106 (u64)frm_buf.fb_addr[2].dma_addr,
1107 frm_buf.fb_addr[2].size);
1108
1109 ret = venc_if_encode(ctx, VENC_START_OPT_ENCODE_FRAME,
1110 &frm_buf, &bs_buf, &enc_result);
1111
1112 src_vb2_v4l2 = to_vb2_v4l2_buffer(src_buf);
1113 dst_vb2_v4l2 = to_vb2_v4l2_buffer(dst_buf);
1114
1115 dst_buf->timestamp = src_buf->timestamp;
1116 dst_vb2_v4l2->timecode = src_vb2_v4l2->timecode;
1117
1118 if (enc_result.is_key_frm)
1119 dst_vb2_v4l2->flags |= V4L2_BUF_FLAG_KEYFRAME;
1120
1121 if (ret) {
1122 v4l2_m2m_buf_done(to_vb2_v4l2_buffer(src_buf),
1123 VB2_BUF_STATE_ERROR);
1124 dst_buf->planes[0].bytesused = 0;
1125 v4l2_m2m_buf_done(to_vb2_v4l2_buffer(dst_buf),
1126 VB2_BUF_STATE_ERROR);
1127 mtk_v4l2_err("venc_if_encode failed=%d", ret);
1128 } else {
1129 v4l2_m2m_buf_done(to_vb2_v4l2_buffer(src_buf),
1130 VB2_BUF_STATE_DONE);
1131 dst_buf->planes[0].bytesused = enc_result.bs_size;
1132 v4l2_m2m_buf_done(to_vb2_v4l2_buffer(dst_buf),
1133 VB2_BUF_STATE_DONE);
1134 mtk_v4l2_debug(2, "venc_if_encode bs size=%d",
1135 enc_result.bs_size);
1136 }
1137
1138 v4l2_m2m_job_finish(ctx->dev->m2m_dev_enc, ctx->m2m_ctx);
1139
1140 mtk_v4l2_debug(1, "<=== src_buf[%d] dst_buf[%d] venc_if_encode ret=%d Size=%u===>",
1141 src_buf->index, dst_buf->index, ret,
1142 enc_result.bs_size);
1143 }
1144
1145 static void m2mops_venc_device_run(void *priv)
1146 {
1147 struct mtk_vcodec_ctx *ctx = priv;
1148
1149 if ((ctx->q_data[MTK_Q_DATA_DST].fmt->fourcc == V4L2_PIX_FMT_H264) &&
1150 (ctx->state != MTK_STATE_HEADER)) {
1151 /* encode h264 sps/pps header */
1152 mtk_venc_encode_header(ctx);
1153 queue_work(ctx->dev->encode_workqueue, &ctx->encode_work);
1154 return;
1155 }
1156
1157 mtk_venc_param_change(ctx);
1158 queue_work(ctx->dev->encode_workqueue, &ctx->encode_work);
1159 }
1160
1161 static int m2mops_venc_job_ready(void *m2m_priv)
1162 {
1163 struct mtk_vcodec_ctx *ctx = m2m_priv;
1164
1165 if (ctx->state == MTK_STATE_ABORT || ctx->state == MTK_STATE_FREE) {
1166 mtk_v4l2_debug(3, "[%d]Not ready: state=0x%x.",
1167 ctx->id, ctx->state);
1168 return 0;
1169 }
1170
1171 return 1;
1172 }
1173
1174 static void m2mops_venc_job_abort(void *priv)
1175 {
1176 struct mtk_vcodec_ctx *ctx = priv;
1177
1178 ctx->state = MTK_STATE_ABORT;
1179 }
1180
1181 static void m2mops_venc_lock(void *m2m_priv)
1182 {
1183 struct mtk_vcodec_ctx *ctx = m2m_priv;
1184
1185 mutex_lock(&ctx->dev->dev_mutex);
1186 }
1187
1188 static void m2mops_venc_unlock(void *m2m_priv)
1189 {
1190 struct mtk_vcodec_ctx *ctx = m2m_priv;
1191
1192 mutex_unlock(&ctx->dev->dev_mutex);
1193 }
1194
1195 const struct v4l2_m2m_ops mtk_venc_m2m_ops = {
1196 .device_run = m2mops_venc_device_run,
1197 .job_ready = m2mops_venc_job_ready,
1198 .job_abort = m2mops_venc_job_abort,
1199 .lock = m2mops_venc_lock,
1200 .unlock = m2mops_venc_unlock,
1201 };
1202
1203 void mtk_vcodec_enc_set_default_params(struct mtk_vcodec_ctx *ctx)
1204 {
1205 struct mtk_q_data *q_data;
1206
1207 ctx->m2m_ctx->q_lock = &ctx->dev->dev_mutex;
1208 ctx->fh.m2m_ctx = ctx->m2m_ctx;
1209 ctx->fh.ctrl_handler = &ctx->ctrl_hdl;
1210 INIT_WORK(&ctx->encode_work, mtk_venc_worker);
1211
1212 ctx->colorspace = V4L2_COLORSPACE_REC709;
1213 ctx->ycbcr_enc = V4L2_YCBCR_ENC_DEFAULT;
1214 ctx->quantization = V4L2_QUANTIZATION_DEFAULT;
1215 ctx->xfer_func = V4L2_XFER_FUNC_DEFAULT;
1216
1217 q_data = &ctx->q_data[MTK_Q_DATA_SRC];
1218 memset(q_data, 0, sizeof(struct mtk_q_data));
1219 q_data->visible_width = DFT_CFG_WIDTH;
1220 q_data->visible_height = DFT_CFG_HEIGHT;
1221 q_data->coded_width = DFT_CFG_WIDTH;
1222 q_data->coded_height = DFT_CFG_HEIGHT;
1223 q_data->field = V4L2_FIELD_NONE;
1224
1225 q_data->fmt = &mtk_video_formats[OUT_FMT_IDX];
1226
1227 v4l_bound_align_image(&q_data->coded_width,
1228 MTK_VENC_MIN_W,
1229 MTK_VENC_MAX_W, 4,
1230 &q_data->coded_height,
1231 MTK_VENC_MIN_H,
1232 MTK_VENC_MAX_H, 5, 6);
1233
1234 if (q_data->coded_width < DFT_CFG_WIDTH &&
1235 (q_data->coded_width + 16) <= MTK_VENC_MAX_W)
1236 q_data->coded_width += 16;
1237 if (q_data->coded_height < DFT_CFG_HEIGHT &&
1238 (q_data->coded_height + 32) <= MTK_VENC_MAX_H)
1239 q_data->coded_height += 32;
1240
1241 q_data->sizeimage[0] =
1242 q_data->coded_width * q_data->coded_height+
1243 ((ALIGN(q_data->coded_width, 16) * 2) * 16);
1244 q_data->bytesperline[0] = q_data->coded_width;
1245 q_data->sizeimage[1] =
1246 (q_data->coded_width * q_data->coded_height) / 2 +
1247 (ALIGN(q_data->coded_width, 16) * 16);
1248 q_data->bytesperline[1] = q_data->coded_width;
1249
1250 q_data = &ctx->q_data[MTK_Q_DATA_DST];
1251 memset(q_data, 0, sizeof(struct mtk_q_data));
1252 q_data->coded_width = DFT_CFG_WIDTH;
1253 q_data->coded_height = DFT_CFG_HEIGHT;
1254 q_data->fmt = &mtk_video_formats[CAP_FMT_IDX];
1255 q_data->field = V4L2_FIELD_NONE;
1256 ctx->q_data[MTK_Q_DATA_DST].sizeimage[0] =
1257 DFT_CFG_WIDTH * DFT_CFG_HEIGHT;
1258 ctx->q_data[MTK_Q_DATA_DST].bytesperline[0] = 0;
1259
1260 }
1261
1262 int mtk_vcodec_enc_ctrls_setup(struct mtk_vcodec_ctx *ctx)
1263 {
1264 const struct v4l2_ctrl_ops *ops = &mtk_vcodec_enc_ctrl_ops;
1265 struct v4l2_ctrl_handler *handler = &ctx->ctrl_hdl;
1266
1267 v4l2_ctrl_handler_init(handler, MTK_MAX_CTRLS_HINT);
1268
1269 v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_BITRATE,
1270 1, 4000000, 1, 4000000);
1271 v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_B_FRAMES,
1272 0, 2, 1, 0);
1273 v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE,
1274 0, 1, 1, 1);
1275 v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_H264_MAX_QP,
1276 0, 51, 1, 51);
1277 v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_H264_I_PERIOD,
1278 0, 65535, 1, 0);
1279 v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_GOP_SIZE,
1280 0, 65535, 1, 0);
1281 v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_MB_RC_ENABLE,
1282 0, 1, 1, 0);
1283 v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME,
1284 0, 0, 0, 0);
1285 v4l2_ctrl_new_std_menu(handler, ops,
1286 V4L2_CID_MPEG_VIDEO_HEADER_MODE,
1287 V4L2_MPEG_VIDEO_HEADER_MODE_JOINED_WITH_1ST_FRAME,
1288 0, V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE);
1289 v4l2_ctrl_new_std_menu(handler, ops, V4L2_CID_MPEG_VIDEO_H264_PROFILE,
1290 V4L2_MPEG_VIDEO_H264_PROFILE_HIGH,
1291 0, V4L2_MPEG_VIDEO_H264_PROFILE_HIGH);
1292 v4l2_ctrl_new_std_menu(handler, ops, V4L2_CID_MPEG_VIDEO_H264_LEVEL,
1293 V4L2_MPEG_VIDEO_H264_LEVEL_4_2,
1294 0, V4L2_MPEG_VIDEO_H264_LEVEL_4_0);
1295 if (handler->error) {
1296 mtk_v4l2_err("Init control handler fail %d",
1297 handler->error);
1298 return handler->error;
1299 }
1300
1301 v4l2_ctrl_handler_setup(&ctx->ctrl_hdl);
1302
1303 return 0;
1304 }
1305
1306 int mtk_vcodec_enc_queue_init(void *priv, struct vb2_queue *src_vq,
1307 struct vb2_queue *dst_vq)
1308 {
1309 struct mtk_vcodec_ctx *ctx = priv;
1310 int ret;
1311
1312 /* Note: VB2_USERPTR works with dma-contig because mt8173
1313 * support iommu
1314 * https://patchwork.kernel.org/patch/8335461/
1315 * https://patchwork.kernel.org/patch/7596181/
1316 */
1317 src_vq->type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE;
1318 src_vq->io_modes = VB2_DMABUF | VB2_MMAP | VB2_USERPTR;
1319 src_vq->drv_priv = ctx;
1320 src_vq->buf_struct_size = sizeof(struct mtk_video_enc_buf);
1321 src_vq->ops = &mtk_venc_vb2_ops;
1322 src_vq->mem_ops = &vb2_dma_contig_memops;
1323 src_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY;
1324 src_vq->lock = &ctx->dev->dev_mutex;
1325 src_vq->dev = &ctx->dev->plat_dev->dev;
1326
1327 ret = vb2_queue_init(src_vq);
1328 if (ret)
1329 return ret;
1330
1331 dst_vq->type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE;
1332 dst_vq->io_modes = VB2_DMABUF | VB2_MMAP | VB2_USERPTR;
1333 dst_vq->drv_priv = ctx;
1334 dst_vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer);
1335 dst_vq->ops = &mtk_venc_vb2_ops;
1336 dst_vq->mem_ops = &vb2_dma_contig_memops;
1337 dst_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY;
1338 dst_vq->lock = &ctx->dev->dev_mutex;
1339 dst_vq->dev = &ctx->dev->plat_dev->dev;
1340
1341 return vb2_queue_init(dst_vq);
1342 }
1343
1344 int mtk_venc_unlock(struct mtk_vcodec_ctx *ctx)
1345 {
1346 struct mtk_vcodec_dev *dev = ctx->dev;
1347
1348 mutex_unlock(&dev->enc_mutex);
1349 return 0;
1350 }
1351
1352 int mtk_venc_lock(struct mtk_vcodec_ctx *ctx)
1353 {
1354 struct mtk_vcodec_dev *dev = ctx->dev;
1355
1356 mutex_lock(&dev->enc_mutex);
1357 return 0;
1358 }
1359
1360 void mtk_vcodec_enc_release(struct mtk_vcodec_ctx *ctx)
1361 {
1362 int ret = venc_if_deinit(ctx);
1363
1364 if (ret)
1365 mtk_v4l2_err("venc_if_deinit failed=%d", ret);
1366
1367 ctx->state = MTK_STATE_FREE;
1368 }
Linux kernel - Deliverables
This page took 0.07839 seconds and 5 git commands to generate.