?  search:
summary | log | graphiclog1 | graphiclog2 | commit | commitdiff | tree | refs | edit | fork
blame | history | raw | HEAD
treewide: remove redundant IS_ERR() before error code check
[linux/fpc-iii.git] / drivers / media / platform / mtk-vcodec / mtk_vcodec_enc.c
blobd469ff6464b2a33e85083522515488f87e847342
1 // SPDX-License-Identifier: GPL-2.0
2 /*
3 * Copyright (c) 2016 MediaTek Inc.
4 * Author: PC Chen <pc.chen@mediatek.com>
5 * Tiffany Lin <tiffany.lin@mediatek.com>
6 */
7
8 #include <media/v4l2-event.h>
9 #include <media/v4l2-mem2mem.h>
10 #include <media/videobuf2-dma-contig.h>
11 #include <soc/mediatek/smi.h>
12
13 #include "mtk_vcodec_drv.h"
14 #include "mtk_vcodec_enc.h"
15 #include "mtk_vcodec_intr.h"
16 #include "mtk_vcodec_util.h"
17 #include "venc_drv_if.h"
18
19 #define MTK_VENC_MIN_W 160U
20 #define MTK_VENC_MIN_H 128U
21 #define MTK_VENC_MAX_W 1920U
22 #define MTK_VENC_MAX_H 1088U
23 #define DFT_CFG_WIDTH MTK_VENC_MIN_W
24 #define DFT_CFG_HEIGHT MTK_VENC_MIN_H
25 #define MTK_MAX_CTRLS_HINT 20
26 #define OUT_FMT_IDX 0
27 #define CAP_FMT_IDX 4
28
29
30 static void mtk_venc_worker(struct work_struct *work);
31
32 static const struct mtk_video_fmt mtk_video_formats[] = {
33 {
34 .fourcc = V4L2_PIX_FMT_NV12M,
35 .type = MTK_FMT_FRAME,
36 .num_planes = 2,
37 },
38 {
39 .fourcc = V4L2_PIX_FMT_NV21M,
40 .type = MTK_FMT_FRAME,
41 .num_planes = 2,
42 },
43 {
44 .fourcc = V4L2_PIX_FMT_YUV420M,
45 .type = MTK_FMT_FRAME,
46 .num_planes = 3,
47 },
48 {
49 .fourcc = V4L2_PIX_FMT_YVU420M,
50 .type = MTK_FMT_FRAME,
51 .num_planes = 3,
52 },
53 {
54 .fourcc = V4L2_PIX_FMT_H264,
55 .type = MTK_FMT_ENC,
56 .num_planes = 1,
57 },
58 {
59 .fourcc = V4L2_PIX_FMT_VP8,
60 .type = MTK_FMT_ENC,
61 .num_planes = 1,
62 },
63 };
64
65 #define NUM_FORMATS ARRAY_SIZE(mtk_video_formats)
66
67 static const struct mtk_codec_framesizes mtk_venc_framesizes[] = {
68 {
69 .fourcc = V4L2_PIX_FMT_H264,
70 .stepwise = { MTK_VENC_MIN_W, MTK_VENC_MAX_W, 16,
71 MTK_VENC_MIN_H, MTK_VENC_MAX_H, 16 },
72 },
73 {
74 .fourcc = V4L2_PIX_FMT_VP8,
75 .stepwise = { MTK_VENC_MIN_W, MTK_VENC_MAX_W, 16,
76 MTK_VENC_MIN_H, MTK_VENC_MAX_H, 16 },
77 },
78 };
79
80 #define NUM_SUPPORTED_FRAMESIZE ARRAY_SIZE(mtk_venc_framesizes)
81
82 static int vidioc_venc_s_ctrl(struct v4l2_ctrl *ctrl)
83 {
84 struct mtk_vcodec_ctx *ctx = ctrl_to_ctx(ctrl);
85 struct mtk_enc_params *p = &ctx->enc_params;
86 int ret = 0;
87
88 switch (ctrl->id) {
89 case V4L2_CID_MPEG_VIDEO_BITRATE:
90 mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_BITRATE val = %d",
91 ctrl->val);
92 p->bitrate = ctrl->val;
93 ctx->param_change |= MTK_ENCODE_PARAM_BITRATE;
94 break;
95 case V4L2_CID_MPEG_VIDEO_B_FRAMES:
96 mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_B_FRAMES val = %d",
97 ctrl->val);
98 p->num_b_frame = ctrl->val;
99 break;
100 case V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE:
101 mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE val = %d",
102 ctrl->val);
103 p->rc_frame = ctrl->val;
104 break;
105 case V4L2_CID_MPEG_VIDEO_H264_MAX_QP:
106 mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_H264_MAX_QP val = %d",
107 ctrl->val);
108 p->h264_max_qp = ctrl->val;
109 break;
110 case V4L2_CID_MPEG_VIDEO_HEADER_MODE:
111 mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_HEADER_MODE val = %d",
112 ctrl->val);
113 p->seq_hdr_mode = ctrl->val;
114 break;
115 case V4L2_CID_MPEG_VIDEO_MB_RC_ENABLE:
116 mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_MB_RC_ENABLE val = %d",
117 ctrl->val);
118 p->rc_mb = ctrl->val;
119 break;
120 case V4L2_CID_MPEG_VIDEO_H264_PROFILE:
121 mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_H264_PROFILE val = %d",
122 ctrl->val);
123 p->h264_profile = ctrl->val;
124 break;
125 case V4L2_CID_MPEG_VIDEO_H264_LEVEL:
126 mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_H264_LEVEL val = %d",
127 ctrl->val);
128 p->h264_level = ctrl->val;
129 break;
130 case V4L2_CID_MPEG_VIDEO_H264_I_PERIOD:
131 mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_H264_I_PERIOD val = %d",
132 ctrl->val);
133 p->intra_period = ctrl->val;
134 ctx->param_change |= MTK_ENCODE_PARAM_INTRA_PERIOD;
135 break;
136 case V4L2_CID_MPEG_VIDEO_GOP_SIZE:
137 mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_GOP_SIZE val = %d",
138 ctrl->val);
139 p->gop_size = ctrl->val;
140 ctx->param_change |= MTK_ENCODE_PARAM_GOP_SIZE;
141 break;
142 case V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME:
143 mtk_v4l2_debug(2, "V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME");
144 p->force_intra = 1;
145 ctx->param_change |= MTK_ENCODE_PARAM_FORCE_INTRA;
146 break;
147 default:
148 ret = -EINVAL;
149 break;
150 }
151
152 return ret;
153 }
154
155 static const struct v4l2_ctrl_ops mtk_vcodec_enc_ctrl_ops = {
156 .s_ctrl = vidioc_venc_s_ctrl,
157 };
158
159 static int vidioc_enum_fmt(struct v4l2_fmtdesc *f, bool output_queue)
160 {
161 const struct mtk_video_fmt *fmt;
162 int i, j = 0;
163
164 for (i = 0; i < NUM_FORMATS; ++i) {
165 if (output_queue && mtk_video_formats[i].type != MTK_FMT_FRAME)
166 continue;
167 if (!output_queue && mtk_video_formats[i].type != MTK_FMT_ENC)
168 continue;
169
170 if (j == f->index) {
171 fmt = &mtk_video_formats[i];
172 f->pixelformat = fmt->fourcc;
173 memset(f->reserved, 0, sizeof(f->reserved));
174 return 0;
175 }
176 ++j;
177 }
178
179 return -EINVAL;
180 }
181
182 static int vidioc_enum_framesizes(struct file *file, void *fh,
183 struct v4l2_frmsizeenum *fsize)
184 {
185 int i = 0;
186
187 if (fsize->index != 0)
188 return -EINVAL;
189
190 for (i = 0; i < NUM_SUPPORTED_FRAMESIZE; ++i) {
191 if (fsize->pixel_format != mtk_venc_framesizes[i].fourcc)
192 continue;
193
194 fsize->type = V4L2_FRMSIZE_TYPE_STEPWISE;
195 fsize->stepwise = mtk_venc_framesizes[i].stepwise;
196 return 0;
197 }
198
199 return -EINVAL;
200 }
201
202 static int vidioc_enum_fmt_vid_cap(struct file *file, void *priv,
203 struct v4l2_fmtdesc *f)
204 {
205 return vidioc_enum_fmt(f, false);
206 }
207
208 static int vidioc_enum_fmt_vid_out(struct file *file, void *priv,
209 struct v4l2_fmtdesc *f)
210 {
211 return vidioc_enum_fmt(f, true);
212 }
213
214 static int vidioc_venc_querycap(struct file *file, void *priv,
215 struct v4l2_capability *cap)
216 {
217 strscpy(cap->driver, MTK_VCODEC_ENC_NAME, sizeof(cap->driver));
218 strscpy(cap->bus_info, MTK_PLATFORM_STR, sizeof(cap->bus_info));
219 strscpy(cap->card, MTK_PLATFORM_STR, sizeof(cap->card));
220
221 return 0;
222 }
223
224 static int vidioc_venc_s_parm(struct file *file, void *priv,
225 struct v4l2_streamparm *a)
226 {
227 struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
228
229 if (a->type != V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
230 return -EINVAL;
231
232 ctx->enc_params.framerate_num =
233 a->parm.output.timeperframe.denominator;
234 ctx->enc_params.framerate_denom =
235 a->parm.output.timeperframe.numerator;
236 ctx->param_change |= MTK_ENCODE_PARAM_FRAMERATE;
237
238 a->parm.output.capability = V4L2_CAP_TIMEPERFRAME;
239
240 return 0;
241 }
242
243 static int vidioc_venc_g_parm(struct file *file, void *priv,
244 struct v4l2_streamparm *a)
245 {
246 struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
247
248 if (a->type != V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE)
249 return -EINVAL;
250
251 a->parm.output.capability = V4L2_CAP_TIMEPERFRAME;
252 a->parm.output.timeperframe.denominator =
253 ctx->enc_params.framerate_num;
254 a->parm.output.timeperframe.numerator =
255 ctx->enc_params.framerate_denom;
256
257 return 0;
258 }
259
260 static struct mtk_q_data *mtk_venc_get_q_data(struct mtk_vcodec_ctx *ctx,
261 enum v4l2_buf_type type)
262 {
263 if (V4L2_TYPE_IS_OUTPUT(type))
264 return &ctx->q_data[MTK_Q_DATA_SRC];
265
266 return &ctx->q_data[MTK_Q_DATA_DST];
267 }
268
269 static const struct mtk_video_fmt *mtk_venc_find_format(struct v4l2_format *f)
270 {
271 const struct mtk_video_fmt *fmt;
272 unsigned int k;
273
274 for (k = 0; k < NUM_FORMATS; k++) {
275 fmt = &mtk_video_formats[k];
276 if (fmt->fourcc == f->fmt.pix.pixelformat)
277 return fmt;
278 }
279
280 return NULL;
281 }
282
283 /* V4L2 specification suggests the driver corrects the format struct if any of
284 * the dimensions is unsupported
285 */
286 static int vidioc_try_fmt(struct v4l2_format *f,
287 const struct mtk_video_fmt *fmt)
288 {
289 struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp;
290 int i;
291
292 pix_fmt_mp->field = V4L2_FIELD_NONE;
293
294 if (f->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE) {
295 pix_fmt_mp->num_planes = 1;
296 pix_fmt_mp->plane_fmt[0].bytesperline = 0;
297 } else if (f->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) {
298 int tmp_w, tmp_h;
299
300 pix_fmt_mp->height = clamp(pix_fmt_mp->height,
301 MTK_VENC_MIN_H,
302 MTK_VENC_MAX_H);
303 pix_fmt_mp->width = clamp(pix_fmt_mp->width,
304 MTK_VENC_MIN_W,
305 MTK_VENC_MAX_W);
306
307 /* find next closer width align 16, heign align 32, size align
308 * 64 rectangle
309 */
310 tmp_w = pix_fmt_mp->width;
311 tmp_h = pix_fmt_mp->height;
312 v4l_bound_align_image(&pix_fmt_mp->width,
313 MTK_VENC_MIN_W,
314 MTK_VENC_MAX_W, 4,
315 &pix_fmt_mp->height,
316 MTK_VENC_MIN_H,
317 MTK_VENC_MAX_H, 5, 6);
318
319 if (pix_fmt_mp->width < tmp_w &&
320 (pix_fmt_mp->width + 16) <= MTK_VENC_MAX_W)
321 pix_fmt_mp->width += 16;
322 if (pix_fmt_mp->height < tmp_h &&
323 (pix_fmt_mp->height + 32) <= MTK_VENC_MAX_H)
324 pix_fmt_mp->height += 32;
325
326 mtk_v4l2_debug(0,
327 "before resize width=%d, height=%d, after resize width=%d, height=%d, sizeimage=%d %d",
328 tmp_w, tmp_h, pix_fmt_mp->width,
329 pix_fmt_mp->height,
330 pix_fmt_mp->plane_fmt[0].sizeimage,
331 pix_fmt_mp->plane_fmt[1].sizeimage);
332
333 pix_fmt_mp->num_planes = fmt->num_planes;
334 pix_fmt_mp->plane_fmt[0].sizeimage =
335 pix_fmt_mp->width * pix_fmt_mp->height;
336 pix_fmt_mp->plane_fmt[0].bytesperline = pix_fmt_mp->width;
337
338 if (pix_fmt_mp->num_planes == 2) {
339 pix_fmt_mp->plane_fmt[1].sizeimage =
340 (pix_fmt_mp->width * pix_fmt_mp->height) / 2;
341 pix_fmt_mp->plane_fmt[2].sizeimage = 0;
342 pix_fmt_mp->plane_fmt[1].bytesperline =
343 pix_fmt_mp->width;
344 pix_fmt_mp->plane_fmt[2].bytesperline = 0;
345 } else if (pix_fmt_mp->num_planes == 3) {
346 pix_fmt_mp->plane_fmt[1].sizeimage =
347 pix_fmt_mp->plane_fmt[2].sizeimage =
348 (pix_fmt_mp->width * pix_fmt_mp->height) / 4;
349 pix_fmt_mp->plane_fmt[1].bytesperline =
350 pix_fmt_mp->plane_fmt[2].bytesperline =
351 pix_fmt_mp->width / 2;
352 }
353 }
354
355 for (i = 0; i < pix_fmt_mp->num_planes; i++)
356 memset(&(pix_fmt_mp->plane_fmt[i].reserved[0]), 0x0,
357 sizeof(pix_fmt_mp->plane_fmt[0].reserved));
358
359 pix_fmt_mp->flags = 0;
360 memset(&pix_fmt_mp->reserved, 0x0,
361 sizeof(pix_fmt_mp->reserved));
362
363 return 0;
364 }
365
366 static void mtk_venc_set_param(struct mtk_vcodec_ctx *ctx,
367 struct venc_enc_param *param)
368 {
369 struct mtk_q_data *q_data_src = &ctx->q_data[MTK_Q_DATA_SRC];
370 struct mtk_enc_params *enc_params = &ctx->enc_params;
371
372 switch (q_data_src->fmt->fourcc) {
373 case V4L2_PIX_FMT_YUV420M:
374 param->input_yuv_fmt = VENC_YUV_FORMAT_I420;
375 break;
376 case V4L2_PIX_FMT_YVU420M:
377 param->input_yuv_fmt = VENC_YUV_FORMAT_YV12;
378 break;
379 case V4L2_PIX_FMT_NV12M:
380 param->input_yuv_fmt = VENC_YUV_FORMAT_NV12;
381 break;
382 case V4L2_PIX_FMT_NV21M:
383 param->input_yuv_fmt = VENC_YUV_FORMAT_NV21;
384 break;
385 default:
386 mtk_v4l2_err("Unsupported fourcc =%d", q_data_src->fmt->fourcc);
387 break;
388 }
389 param->h264_profile = enc_params->h264_profile;
390 param->h264_level = enc_params->h264_level;
391
392 /* Config visible resolution */
393 param->width = q_data_src->visible_width;
394 param->height = q_data_src->visible_height;
395 /* Config coded resolution */
396 param->buf_width = q_data_src->coded_width;
397 param->buf_height = q_data_src->coded_height;
398 param->frm_rate = enc_params->framerate_num /
399 enc_params->framerate_denom;
400 param->intra_period = enc_params->intra_period;
401 param->gop_size = enc_params->gop_size;
402 param->bitrate = enc_params->bitrate;
403
404 mtk_v4l2_debug(0,
405 "fmt 0x%x, P/L %d/%d, w/h %d/%d, buf %d/%d, fps/bps %d/%d, gop %d, i_period %d",
406 param->input_yuv_fmt, param->h264_profile,
407 param->h264_level, param->width, param->height,
408 param->buf_width, param->buf_height,
409 param->frm_rate, param->bitrate,
410 param->gop_size, param->intra_period);
411 }
412
413 static int vidioc_venc_s_fmt_cap(struct file *file, void *priv,
414 struct v4l2_format *f)
415 {
416 struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
417 struct vb2_queue *vq;
418 struct mtk_q_data *q_data;
419 int i, ret;
420 const struct mtk_video_fmt *fmt;
421
422 vq = v4l2_m2m_get_vq(ctx->m2m_ctx, f->type);
423 if (!vq) {
424 mtk_v4l2_err("fail to get vq");
425 return -EINVAL;
426 }
427
428 if (vb2_is_busy(vq)) {
429 mtk_v4l2_err("queue busy");
430 return -EBUSY;
431 }
432
433 q_data = mtk_venc_get_q_data(ctx, f->type);
434 if (!q_data) {
435 mtk_v4l2_err("fail to get q data");
436 return -EINVAL;
437 }
438
439 fmt = mtk_venc_find_format(f);
440 if (!fmt) {
441 f->fmt.pix.pixelformat = mtk_video_formats[CAP_FMT_IDX].fourcc;
442 fmt = mtk_venc_find_format(f);
443 }
444
445 q_data->fmt = fmt;
446 ret = vidioc_try_fmt(f, q_data->fmt);
447 if (ret)
448 return ret;
449
450 q_data->coded_width = f->fmt.pix_mp.width;
451 q_data->coded_height = f->fmt.pix_mp.height;
452 q_data->field = f->fmt.pix_mp.field;
453
454 for (i = 0; i < f->fmt.pix_mp.num_planes; i++) {
455 struct v4l2_plane_pix_format *plane_fmt;
456
457 plane_fmt = &f->fmt.pix_mp.plane_fmt[i];
458 q_data->bytesperline[i] = plane_fmt->bytesperline;
459 q_data->sizeimage[i] = plane_fmt->sizeimage;
460 }
461
462 if (ctx->state == MTK_STATE_FREE) {
463 ret = venc_if_init(ctx, q_data->fmt->fourcc);
464 if (ret) {
465 mtk_v4l2_err("venc_if_init failed=%d, codec type=%x",
466 ret, q_data->fmt->fourcc);
467 return -EBUSY;
468 }
469 ctx->state = MTK_STATE_INIT;
470 }
471
472 return 0;
473 }
474
475 static int vidioc_venc_s_fmt_out(struct file *file, void *priv,
476 struct v4l2_format *f)
477 {
478 struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
479 struct vb2_queue *vq;
480 struct mtk_q_data *q_data;
481 int ret, i;
482 const struct mtk_video_fmt *fmt;
483 struct v4l2_pix_format_mplane *pix_fmt_mp = &f->fmt.pix_mp;
484
485 vq = v4l2_m2m_get_vq(ctx->m2m_ctx, f->type);
486 if (!vq) {
487 mtk_v4l2_err("fail to get vq");
488 return -EINVAL;
489 }
490
491 if (vb2_is_busy(vq)) {
492 mtk_v4l2_err("queue busy");
493 return -EBUSY;
494 }
495
496 q_data = mtk_venc_get_q_data(ctx, f->type);
497 if (!q_data) {
498 mtk_v4l2_err("fail to get q data");
499 return -EINVAL;
500 }
501
502 fmt = mtk_venc_find_format(f);
503 if (!fmt) {
504 f->fmt.pix.pixelformat = mtk_video_formats[OUT_FMT_IDX].fourcc;
505 fmt = mtk_venc_find_format(f);
506 }
507
508 pix_fmt_mp->height = clamp(pix_fmt_mp->height,
509 MTK_VENC_MIN_H,
510 MTK_VENC_MAX_H);
511 pix_fmt_mp->width = clamp(pix_fmt_mp->width,
512 MTK_VENC_MIN_W,
513 MTK_VENC_MAX_W);
514
515 q_data->visible_width = f->fmt.pix_mp.width;
516 q_data->visible_height = f->fmt.pix_mp.height;
517 q_data->fmt = fmt;
518 ret = vidioc_try_fmt(f, q_data->fmt);
519 if (ret)
520 return ret;
521
522 q_data->coded_width = f->fmt.pix_mp.width;
523 q_data->coded_height = f->fmt.pix_mp.height;
524
525 q_data->field = f->fmt.pix_mp.field;
526 ctx->colorspace = f->fmt.pix_mp.colorspace;
527 ctx->ycbcr_enc = f->fmt.pix_mp.ycbcr_enc;
528 ctx->quantization = f->fmt.pix_mp.quantization;
529 ctx->xfer_func = f->fmt.pix_mp.xfer_func;
530
531 for (i = 0; i < f->fmt.pix_mp.num_planes; i++) {
532 struct v4l2_plane_pix_format *plane_fmt;
533
534 plane_fmt = &f->fmt.pix_mp.plane_fmt[i];
535 q_data->bytesperline[i] = plane_fmt->bytesperline;
536 q_data->sizeimage[i] = plane_fmt->sizeimage;
537 }
538
539 return 0;
540 }
541
542 static int vidioc_venc_g_fmt(struct file *file, void *priv,
543 struct v4l2_format *f)
544 {
545 struct v4l2_pix_format_mplane *pix = &f->fmt.pix_mp;
546 struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
547 struct vb2_queue *vq;
548 struct mtk_q_data *q_data;
549 int i;
550
551 vq = v4l2_m2m_get_vq(ctx->m2m_ctx, f->type);
552 if (!vq)
553 return -EINVAL;
554
555 q_data = mtk_venc_get_q_data(ctx, f->type);
556
557 pix->width = q_data->coded_width;
558 pix->height = q_data->coded_height;
559 pix->pixelformat = q_data->fmt->fourcc;
560 pix->field = q_data->field;
561 pix->num_planes = q_data->fmt->num_planes;
562 for (i = 0; i < pix->num_planes; i++) {
563 pix->plane_fmt[i].bytesperline = q_data->bytesperline[i];
564 pix->plane_fmt[i].sizeimage = q_data->sizeimage[i];
565 memset(&(pix->plane_fmt[i].reserved[0]), 0x0,
566 sizeof(pix->plane_fmt[i].reserved));
567 }
568
569 pix->flags = 0;
570 pix->colorspace = ctx->colorspace;
571 pix->ycbcr_enc = ctx->ycbcr_enc;
572 pix->quantization = ctx->quantization;
573 pix->xfer_func = ctx->xfer_func;
574
575 return 0;
576 }
577
578 static int vidioc_try_fmt_vid_cap_mplane(struct file *file, void *priv,
579 struct v4l2_format *f)
580 {
581 const struct mtk_video_fmt *fmt;
582 struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
583
584 fmt = mtk_venc_find_format(f);
585 if (!fmt) {
586 f->fmt.pix.pixelformat = mtk_video_formats[CAP_FMT_IDX].fourcc;
587 fmt = mtk_venc_find_format(f);
588 }
589 f->fmt.pix_mp.colorspace = ctx->colorspace;
590 f->fmt.pix_mp.ycbcr_enc = ctx->ycbcr_enc;
591 f->fmt.pix_mp.quantization = ctx->quantization;
592 f->fmt.pix_mp.xfer_func = ctx->xfer_func;
593
594 return vidioc_try_fmt(f, fmt);
595 }
596
597 static int vidioc_try_fmt_vid_out_mplane(struct file *file, void *priv,
598 struct v4l2_format *f)
599 {
600 const struct mtk_video_fmt *fmt;
601
602 fmt = mtk_venc_find_format(f);
603 if (!fmt) {
604 f->fmt.pix.pixelformat = mtk_video_formats[OUT_FMT_IDX].fourcc;
605 fmt = mtk_venc_find_format(f);
606 }
607 if (!f->fmt.pix_mp.colorspace) {
608 f->fmt.pix_mp.colorspace = V4L2_COLORSPACE_REC709;
609 f->fmt.pix_mp.ycbcr_enc = V4L2_YCBCR_ENC_DEFAULT;
610 f->fmt.pix_mp.quantization = V4L2_QUANTIZATION_DEFAULT;
611 f->fmt.pix_mp.xfer_func = V4L2_XFER_FUNC_DEFAULT;
612 }
613
614 return vidioc_try_fmt(f, fmt);
615 }
616
617 static int vidioc_venc_g_selection(struct file *file, void *priv,
618 struct v4l2_selection *s)
619 {
620 struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
621 struct mtk_q_data *q_data;
622
623 if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT)
624 return -EINVAL;
625
626 q_data = mtk_venc_get_q_data(ctx, s->type);
627 if (!q_data)
628 return -EINVAL;
629
630 switch (s->target) {
631 case V4L2_SEL_TGT_CROP_DEFAULT:
632 case V4L2_SEL_TGT_CROP_BOUNDS:
633 s->r.top = 0;
634 s->r.left = 0;
635 s->r.width = q_data->coded_width;
636 s->r.height = q_data->coded_height;
637 break;
638 case V4L2_SEL_TGT_CROP:
639 s->r.top = 0;
640 s->r.left = 0;
641 s->r.width = q_data->visible_width;
642 s->r.height = q_data->visible_height;
643 break;
644 default:
645 return -EINVAL;
646 }
647
648 return 0;
649 }
650
651 static int vidioc_venc_s_selection(struct file *file, void *priv,
652 struct v4l2_selection *s)
653 {
654 struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
655 struct mtk_q_data *q_data;
656
657 if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT)
658 return -EINVAL;
659
660 q_data = mtk_venc_get_q_data(ctx, s->type);
661 if (!q_data)
662 return -EINVAL;
663
664 switch (s->target) {
665 case V4L2_SEL_TGT_CROP:
666 /* Only support crop from (0,0) */
667 s->r.top = 0;
668 s->r.left = 0;
669 s->r.width = min(s->r.width, q_data->coded_width);
670 s->r.height = min(s->r.height, q_data->coded_height);
671 q_data->visible_width = s->r.width;
672 q_data->visible_height = s->r.height;
673 break;
674 default:
675 return -EINVAL;
676 }
677 return 0;
678 }
679
680 static int vidioc_venc_qbuf(struct file *file, void *priv,
681 struct v4l2_buffer *buf)
682 {
683 struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
684
685 if (ctx->state == MTK_STATE_ABORT) {
686 mtk_v4l2_err("[%d] Call on QBUF after unrecoverable error",
687 ctx->id);
688 return -EIO;
689 }
690
691 return v4l2_m2m_qbuf(file, ctx->m2m_ctx, buf);
692 }
693
694 static int vidioc_venc_dqbuf(struct file *file, void *priv,
695 struct v4l2_buffer *buf)
696 {
697 struct mtk_vcodec_ctx *ctx = fh_to_ctx(priv);
698
699 if (ctx->state == MTK_STATE_ABORT) {
700 mtk_v4l2_err("[%d] Call on QBUF after unrecoverable error",
701 ctx->id);
702 return -EIO;
703 }
704
705 return v4l2_m2m_dqbuf(file, ctx->m2m_ctx, buf);
706 }
707
708 const struct v4l2_ioctl_ops mtk_venc_ioctl_ops = {
709 .vidioc_streamon = v4l2_m2m_ioctl_streamon,
710 .vidioc_streamoff = v4l2_m2m_ioctl_streamoff,
711
712 .vidioc_reqbufs = v4l2_m2m_ioctl_reqbufs,
713 .vidioc_querybuf = v4l2_m2m_ioctl_querybuf,
714 .vidioc_qbuf = vidioc_venc_qbuf,
715 .vidioc_dqbuf = vidioc_venc_dqbuf,
716
717 .vidioc_querycap = vidioc_venc_querycap,
718 .vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap,
719 .vidioc_enum_fmt_vid_out = vidioc_enum_fmt_vid_out,
720 .vidioc_enum_framesizes = vidioc_enum_framesizes,
721
722 .vidioc_try_fmt_vid_cap_mplane = vidioc_try_fmt_vid_cap_mplane,
723 .vidioc_try_fmt_vid_out_mplane = vidioc_try_fmt_vid_out_mplane,
724 .vidioc_expbuf = v4l2_m2m_ioctl_expbuf,
725 .vidioc_subscribe_event = v4l2_ctrl_subscribe_event,
726 .vidioc_unsubscribe_event = v4l2_event_unsubscribe,
727
728 .vidioc_s_parm = vidioc_venc_s_parm,
729 .vidioc_g_parm = vidioc_venc_g_parm,
730 .vidioc_s_fmt_vid_cap_mplane = vidioc_venc_s_fmt_cap,
731 .vidioc_s_fmt_vid_out_mplane = vidioc_venc_s_fmt_out,
732
733 .vidioc_g_fmt_vid_cap_mplane = vidioc_venc_g_fmt,
734 .vidioc_g_fmt_vid_out_mplane = vidioc_venc_g_fmt,
735
736 .vidioc_create_bufs = v4l2_m2m_ioctl_create_bufs,
737 .vidioc_prepare_buf = v4l2_m2m_ioctl_prepare_buf,
738
739 .vidioc_g_selection = vidioc_venc_g_selection,
740 .vidioc_s_selection = vidioc_venc_s_selection,
741 };
742
743 static int vb2ops_venc_queue_setup(struct vb2_queue *vq,
744 unsigned int *nbuffers,
745 unsigned int *nplanes,
746 unsigned int sizes[],
747 struct device *alloc_devs[])
748 {
749 struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(vq);
750 struct mtk_q_data *q_data;
751 unsigned int i;
752
753 q_data = mtk_venc_get_q_data(ctx, vq->type);
754
755 if (q_data == NULL)
756 return -EINVAL;
757
758 if (*nplanes) {
759 for (i = 0; i < *nplanes; i++)
760 if (sizes[i] < q_data->sizeimage[i])
761 return -EINVAL;
762 } else {
763 *nplanes = q_data->fmt->num_planes;
764 for (i = 0; i < *nplanes; i++)
765 sizes[i] = q_data->sizeimage[i];
766 }
767
768 return 0;
769 }
770
771 static int vb2ops_venc_buf_prepare(struct vb2_buffer *vb)
772 {
773 struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue);
774 struct mtk_q_data *q_data;
775 int i;
776
777 q_data = mtk_venc_get_q_data(ctx, vb->vb2_queue->type);
778
779 for (i = 0; i < q_data->fmt->num_planes; i++) {
780 if (vb2_plane_size(vb, i) < q_data->sizeimage[i]) {
781 mtk_v4l2_err("data will not fit into plane %d (%lu < %d)",
782 i, vb2_plane_size(vb, i),
783 q_data->sizeimage[i]);
784 return -EINVAL;
785 }
786 }
787
788 return 0;
789 }
790
791 static void vb2ops_venc_buf_queue(struct vb2_buffer *vb)
792 {
793 struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(vb->vb2_queue);
794 struct vb2_v4l2_buffer *vb2_v4l2 =
795 container_of(vb, struct vb2_v4l2_buffer, vb2_buf);
796
797 struct mtk_video_enc_buf *mtk_buf =
798 container_of(vb2_v4l2, struct mtk_video_enc_buf,
799 m2m_buf.vb);
800
801 if ((vb->vb2_queue->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) &&
802 (ctx->param_change != MTK_ENCODE_PARAM_NONE)) {
803 mtk_v4l2_debug(1, "[%d] Before id=%d encode parameter change %x",
804 ctx->id,
805 vb2_v4l2->vb2_buf.index,
806 ctx->param_change);
807 mtk_buf->param_change = ctx->param_change;
808 mtk_buf->enc_params = ctx->enc_params;
809 ctx->param_change = MTK_ENCODE_PARAM_NONE;
810 }
811
812 v4l2_m2m_buf_queue(ctx->m2m_ctx, to_vb2_v4l2_buffer(vb));
813 }
814
815 static int vb2ops_venc_start_streaming(struct vb2_queue *q, unsigned int count)
816 {
817 struct mtk_vcodec_ctx *ctx = vb2_get_drv_priv(q);
818 struct venc_enc_param param;
819 int ret;
820 int i;
821
822 /* Once state turn into MTK_STATE_ABORT, we need stop_streaming
823 * to clear it
824 */
825 if ((ctx->state == MTK_STATE_ABORT) || (ctx->state == MTK_STATE_FREE)) {
826 ret = -EIO;
827 goto err_set_param;
828 }
829
830 /* Do the initialization when both start_streaming have been called */
831 if (V4L2_TYPE_IS_OUTPUT(q->type)) {
832 if (!vb2_start_streaming_called(&ctx->m2m_ctx->cap_q_ctx.q))
833 return 0;
834 } else {
835 if (!vb2_start_streaming_called(&ctx->m2m_ctx->out_q_ctx.q))
836 return 0;
837 }
838
839 mtk_venc_set_param(ctx, &param);
840 ret = venc_if_set_param(ctx, VENC_SET_PARAM_ENC, &param);
841 if (ret) {
842 mtk_v4l2_err("venc_if_set_param failed=%d", ret);
843 ctx->state = MTK_STATE_ABORT;
844 goto err_set_param;
845 }
846 ctx->param_change = MTK_ENCODE_PARAM_NONE;
847
848 if ((ctx->q_data[MTK_Q_DATA_DST].fmt->fourcc == V4L2_PIX_FMT_H264) &&
849 (ctx->enc_params.seq_hdr_mode !=
850 V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE)) {
851 ret = venc_if_set_param(ctx,
852 VENC_SET_PARAM_PREPEND_HEADER,
853 NULL);
854 if (ret) {
855 mtk_v4l2_err("venc_if_set_param failed=%d", ret);
856 ctx->state = MTK_STATE_ABORT;
857 goto err_set_param;
858 }
859 ctx->state = MTK_STATE_HEADER;
860 }
861
862 return 0;
863
864 err_set_param:
865 for (i = 0; i < q->num_buffers; ++i) {
866 struct vb2_buffer *buf = vb2_get_buffer(q, i);
867
868 /*
869 * FIXME: This check is not needed as only active buffers
870 * can be marked as done.
871 */
872 if (buf->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)buf->state);
876 v4l2_m2m_buf_done(to_vb2_v4l2_buffer(buf),
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_v4l2_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->vb2_buf.planes[0].bytesused = 0;
895 v4l2_m2m_buf_done(dst_buf, VB2_BUF_STATE_ERROR);
896 }
897 } else {
898 while ((src_buf = v4l2_m2m_src_buf_remove(ctx->m2m_ctx)))
899 v4l2_m2m_buf_done(src_buf, VB2_BUF_STATE_ERROR);
900 }
901
902 if ((q->type == V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE &&
903 vb2_is_streaming(&ctx->m2m_ctx->out_q_ctx.q)) ||
904 (q->type == V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE &&
905 vb2_is_streaming(&ctx->m2m_ctx->cap_q_ctx.q))) {
906 mtk_v4l2_debug(1, "[%d]-> q type %d out=%d cap=%d",
907 ctx->id, q->type,
908 vb2_is_streaming(&ctx->m2m_ctx->out_q_ctx.q),
909 vb2_is_streaming(&ctx->m2m_ctx->cap_q_ctx.q));
910 return;
911 }
912
913 /* Release the encoder if both streams are stopped. */
914 ret = venc_if_deinit(ctx);
915 if (ret)
916 mtk_v4l2_err("venc_if_deinit failed=%d", ret);
917
918 ctx->state = MTK_STATE_FREE;
919 }
920
921 static const struct vb2_ops mtk_venc_vb2_ops = {
922 .queue_setup = vb2ops_venc_queue_setup,
923 .buf_prepare = vb2ops_venc_buf_prepare,
924 .buf_queue = vb2ops_venc_buf_queue,
925 .wait_prepare = vb2_ops_wait_prepare,
926 .wait_finish = vb2_ops_wait_finish,
927 .start_streaming = vb2ops_venc_start_streaming,
928 .stop_streaming = vb2ops_venc_stop_streaming,
929 };
930
931 static int mtk_venc_encode_header(void *priv)
932 {
933 struct mtk_vcodec_ctx *ctx = priv;
934 int ret;
935 struct vb2_v4l2_buffer *src_buf, *dst_buf;
936 struct mtk_vcodec_mem bs_buf;
937 struct venc_done_result enc_result;
938
939 dst_buf = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx);
940 if (!dst_buf) {
941 mtk_v4l2_debug(1, "No dst buffer");
942 return -EINVAL;
943 }
944
945 bs_buf.va = vb2_plane_vaddr(&dst_buf->vb2_buf, 0);
946 bs_buf.dma_addr = vb2_dma_contig_plane_dma_addr(&dst_buf->vb2_buf, 0);
947 bs_buf.size = (size_t)dst_buf->vb2_buf.planes[0].length;
948
949 mtk_v4l2_debug(1,
950 "[%d] buf id=%d va=0x%p dma_addr=0x%llx size=%zu",
951 ctx->id,
952 dst_buf->vb2_buf.index, bs_buf.va,
953 (u64)bs_buf.dma_addr,
954 bs_buf.size);
955
956 ret = venc_if_encode(ctx,
957 VENC_START_OPT_ENCODE_SEQUENCE_HEADER,
958 NULL, &bs_buf, &enc_result);
959
960 if (ret) {
961 dst_buf->vb2_buf.planes[0].bytesused = 0;
962 ctx->state = MTK_STATE_ABORT;
963 v4l2_m2m_buf_done(dst_buf, VB2_BUF_STATE_ERROR);
964 mtk_v4l2_err("venc_if_encode failed=%d", ret);
965 return -EINVAL;
966 }
967 src_buf = v4l2_m2m_next_src_buf(ctx->m2m_ctx);
968 if (src_buf) {
969 dst_buf->vb2_buf.timestamp = src_buf->vb2_buf.timestamp;
970 dst_buf->timecode = src_buf->timecode;
971 } else {
972 mtk_v4l2_err("No timestamp for the header buffer.");
973 }
974
975 ctx->state = MTK_STATE_HEADER;
976 dst_buf->vb2_buf.planes[0].bytesused = enc_result.bs_size;
977 v4l2_m2m_buf_done(dst_buf, VB2_BUF_STATE_DONE);
978
979 return 0;
980 }
981
982 static int mtk_venc_param_change(struct mtk_vcodec_ctx *ctx)
983 {
984 struct venc_enc_param enc_prm;
985 struct vb2_v4l2_buffer *vb2_v4l2 = v4l2_m2m_next_src_buf(ctx->m2m_ctx);
986 struct mtk_video_enc_buf *mtk_buf =
987 container_of(vb2_v4l2, struct mtk_video_enc_buf,
988 m2m_buf.vb);
989
990 int ret = 0;
991
992 memset(&enc_prm, 0, sizeof(enc_prm));
993 if (mtk_buf->param_change == MTK_ENCODE_PARAM_NONE)
994 return 0;
995
996 if (mtk_buf->param_change & MTK_ENCODE_PARAM_BITRATE) {
997 enc_prm.bitrate = mtk_buf->enc_params.bitrate;
998 mtk_v4l2_debug(1, "[%d] id=%d, change param br=%d",
999 ctx->id,
1000 vb2_v4l2->vb2_buf.index,
1001 enc_prm.bitrate);
1002 ret |= venc_if_set_param(ctx,
1003 VENC_SET_PARAM_ADJUST_BITRATE,
1004 &enc_prm);
1005 }
1006 if (!ret && mtk_buf->param_change & MTK_ENCODE_PARAM_FRAMERATE) {
1007 enc_prm.frm_rate = mtk_buf->enc_params.framerate_num /
1008 mtk_buf->enc_params.framerate_denom;
1009 mtk_v4l2_debug(1, "[%d] id=%d, change param fr=%d",
1010 ctx->id,
1011 vb2_v4l2->vb2_buf.index,
1012 enc_prm.frm_rate);
1013 ret |= venc_if_set_param(ctx,
1014 VENC_SET_PARAM_ADJUST_FRAMERATE,
1015 &enc_prm);
1016 }
1017 if (!ret && mtk_buf->param_change & MTK_ENCODE_PARAM_GOP_SIZE) {
1018 enc_prm.gop_size = mtk_buf->enc_params.gop_size;
1019 mtk_v4l2_debug(1, "change param intra period=%d",
1020 enc_prm.gop_size);
1021 ret |= venc_if_set_param(ctx,
1022 VENC_SET_PARAM_GOP_SIZE,
1023 &enc_prm);
1024 }
1025 if (!ret && mtk_buf->param_change & MTK_ENCODE_PARAM_FORCE_INTRA) {
1026 mtk_v4l2_debug(1, "[%d] id=%d, change param force I=%d",
1027 ctx->id,
1028 vb2_v4l2->vb2_buf.index,
1029 mtk_buf->enc_params.force_intra);
1030 if (mtk_buf->enc_params.force_intra)
1031 ret |= venc_if_set_param(ctx,
1032 VENC_SET_PARAM_FORCE_INTRA,
1033 NULL);
1034 }
1035
1036 mtk_buf->param_change = MTK_ENCODE_PARAM_NONE;
1037
1038 if (ret) {
1039 ctx->state = MTK_STATE_ABORT;
1040 mtk_v4l2_err("venc_if_set_param %d failed=%d",
1041 mtk_buf->param_change, ret);
1042 return -1;
1043 }
1044
1045 return 0;
1046 }
1047
1048 /*
1049 * v4l2_m2m_streamoff() holds dev_mutex and waits mtk_venc_worker()
1050 * to call v4l2_m2m_job_finish().
1051 * If mtk_venc_worker() tries to acquire dev_mutex, it will deadlock.
1052 * So this function must not try to acquire dev->dev_mutex.
1053 * This means v4l2 ioctls and mtk_venc_worker() can run at the same time.
1054 * mtk_venc_worker() should be carefully implemented to avoid bugs.
1055 */
1056 static void mtk_venc_worker(struct work_struct *work)
1057 {
1058 struct mtk_vcodec_ctx *ctx = container_of(work, struct mtk_vcodec_ctx,
1059 encode_work);
1060 struct vb2_v4l2_buffer *src_buf, *dst_buf;
1061 struct venc_frm_buf frm_buf;
1062 struct mtk_vcodec_mem bs_buf;
1063 struct venc_done_result enc_result;
1064 int ret, i;
1065
1066 /* check dst_buf, dst_buf may be removed in device_run
1067 * to stored encdoe header so we need check dst_buf and
1068 * call job_finish here to prevent recursion
1069 */
1070 dst_buf = v4l2_m2m_dst_buf_remove(ctx->m2m_ctx);
1071 if (!dst_buf) {
1072 v4l2_m2m_job_finish(ctx->dev->m2m_dev_enc, ctx->m2m_ctx);
1073 return;
1074 }
1075
1076 src_buf = v4l2_m2m_src_buf_remove(ctx->m2m_ctx);
1077 memset(&frm_buf, 0, sizeof(frm_buf));
1078 for (i = 0; i < src_buf->vb2_buf.num_planes ; i++) {
1079 frm_buf.fb_addr[i].dma_addr =
1080 vb2_dma_contig_plane_dma_addr(&src_buf->vb2_buf, i);
1081 frm_buf.fb_addr[i].size =
1082 (size_t)src_buf->vb2_buf.planes[i].length;
1083 }
1084 bs_buf.va = vb2_plane_vaddr(&dst_buf->vb2_buf, 0);
1085 bs_buf.dma_addr = vb2_dma_contig_plane_dma_addr(&dst_buf->vb2_buf, 0);
1086 bs_buf.size = (size_t)dst_buf->vb2_buf.planes[0].length;
1087
1088 mtk_v4l2_debug(2,
1089 "Framebuf PA=%llx Size=0x%zx;PA=0x%llx Size=0x%zx;PA=0x%llx Size=%zu",
1090 (u64)frm_buf.fb_addr[0].dma_addr,
1091 frm_buf.fb_addr[0].size,
1092 (u64)frm_buf.fb_addr[1].dma_addr,
1093 frm_buf.fb_addr[1].size,
1094 (u64)frm_buf.fb_addr[2].dma_addr,
1095 frm_buf.fb_addr[2].size);
1096
1097 ret = venc_if_encode(ctx, VENC_START_OPT_ENCODE_FRAME,
1098 &frm_buf, &bs_buf, &enc_result);
1099
1100 dst_buf->vb2_buf.timestamp = src_buf->vb2_buf.timestamp;
1101 dst_buf->timecode = src_buf->timecode;
1102
1103 if (enc_result.is_key_frm)
1104 dst_buf->flags |= V4L2_BUF_FLAG_KEYFRAME;
1105
1106 if (ret) {
1107 v4l2_m2m_buf_done(src_buf, VB2_BUF_STATE_ERROR);
1108 dst_buf->vb2_buf.planes[0].bytesused = 0;
1109 v4l2_m2m_buf_done(dst_buf, VB2_BUF_STATE_ERROR);
1110 mtk_v4l2_err("venc_if_encode failed=%d", ret);
1111 } else {
1112 v4l2_m2m_buf_done(src_buf, VB2_BUF_STATE_DONE);
1113 dst_buf->vb2_buf.planes[0].bytesused = enc_result.bs_size;
1114 v4l2_m2m_buf_done(dst_buf, VB2_BUF_STATE_DONE);
1115 mtk_v4l2_debug(2, "venc_if_encode bs size=%d",
1116 enc_result.bs_size);
1117 }
1118
1119 v4l2_m2m_job_finish(ctx->dev->m2m_dev_enc, ctx->m2m_ctx);
1120
1121 mtk_v4l2_debug(1, "<=== src_buf[%d] dst_buf[%d] venc_if_encode ret=%d Size=%u===>",
1122 src_buf->vb2_buf.index, dst_buf->vb2_buf.index, ret,
1123 enc_result.bs_size);
1124 }
1125
1126 static void m2mops_venc_device_run(void *priv)
1127 {
1128 struct mtk_vcodec_ctx *ctx = priv;
1129
1130 if ((ctx->q_data[MTK_Q_DATA_DST].fmt->fourcc == V4L2_PIX_FMT_H264) &&
1131 (ctx->state != MTK_STATE_HEADER)) {
1132 /* encode h264 sps/pps header */
1133 mtk_venc_encode_header(ctx);
1134 queue_work(ctx->dev->encode_workqueue, &ctx->encode_work);
1135 return;
1136 }
1137
1138 mtk_venc_param_change(ctx);
1139 queue_work(ctx->dev->encode_workqueue, &ctx->encode_work);
1140 }
1141
1142 static int m2mops_venc_job_ready(void *m2m_priv)
1143 {
1144 struct mtk_vcodec_ctx *ctx = m2m_priv;
1145
1146 if (ctx->state == MTK_STATE_ABORT || ctx->state == MTK_STATE_FREE) {
1147 mtk_v4l2_debug(3, "[%d]Not ready: state=0x%x.",
1148 ctx->id, ctx->state);
1149 return 0;
1150 }
1151
1152 return 1;
1153 }
1154
1155 static void m2mops_venc_job_abort(void *priv)
1156 {
1157 struct mtk_vcodec_ctx *ctx = priv;
1158
1159 ctx->state = MTK_STATE_ABORT;
1160 }
1161
1162 const struct v4l2_m2m_ops mtk_venc_m2m_ops = {
1163 .device_run = m2mops_venc_device_run,
1164 .job_ready = m2mops_venc_job_ready,
1165 .job_abort = m2mops_venc_job_abort,
1166 };
1167
1168 void mtk_vcodec_enc_set_default_params(struct mtk_vcodec_ctx *ctx)
1169 {
1170 struct mtk_q_data *q_data;
1171
1172 ctx->m2m_ctx->q_lock = &ctx->dev->dev_mutex;
1173 ctx->fh.m2m_ctx = ctx->m2m_ctx;
1174 ctx->fh.ctrl_handler = &ctx->ctrl_hdl;
1175 INIT_WORK(&ctx->encode_work, mtk_venc_worker);
1176
1177 ctx->colorspace = V4L2_COLORSPACE_REC709;
1178 ctx->ycbcr_enc = V4L2_YCBCR_ENC_DEFAULT;
1179 ctx->quantization = V4L2_QUANTIZATION_DEFAULT;
1180 ctx->xfer_func = V4L2_XFER_FUNC_DEFAULT;
1181
1182 q_data = &ctx->q_data[MTK_Q_DATA_SRC];
1183 memset(q_data, 0, sizeof(struct mtk_q_data));
1184 q_data->visible_width = DFT_CFG_WIDTH;
1185 q_data->visible_height = DFT_CFG_HEIGHT;
1186 q_data->coded_width = DFT_CFG_WIDTH;
1187 q_data->coded_height = DFT_CFG_HEIGHT;
1188 q_data->field = V4L2_FIELD_NONE;
1189
1190 q_data->fmt = &mtk_video_formats[OUT_FMT_IDX];
1191
1192 v4l_bound_align_image(&q_data->coded_width,
1193 MTK_VENC_MIN_W,
1194 MTK_VENC_MAX_W, 4,
1195 &q_data->coded_height,
1196 MTK_VENC_MIN_H,
1197 MTK_VENC_MAX_H, 5, 6);
1198
1199 if (q_data->coded_width < DFT_CFG_WIDTH &&
1200 (q_data->coded_width + 16) <= MTK_VENC_MAX_W)
1201 q_data->coded_width += 16;
1202 if (q_data->coded_height < DFT_CFG_HEIGHT &&
1203 (q_data->coded_height + 32) <= MTK_VENC_MAX_H)
1204 q_data->coded_height += 32;
1205
1206 q_data->sizeimage[0] =
1207 q_data->coded_width * q_data->coded_height+
1208 ((ALIGN(q_data->coded_width, 16) * 2) * 16);
1209 q_data->bytesperline[0] = q_data->coded_width;
1210 q_data->sizeimage[1] =
1211 (q_data->coded_width * q_data->coded_height) / 2 +
1212 (ALIGN(q_data->coded_width, 16) * 16);
1213 q_data->bytesperline[1] = q_data->coded_width;
1214
1215 q_data = &ctx->q_data[MTK_Q_DATA_DST];
1216 memset(q_data, 0, sizeof(struct mtk_q_data));
1217 q_data->coded_width = DFT_CFG_WIDTH;
1218 q_data->coded_height = DFT_CFG_HEIGHT;
1219 q_data->fmt = &mtk_video_formats[CAP_FMT_IDX];
1220 q_data->field = V4L2_FIELD_NONE;
1221 ctx->q_data[MTK_Q_DATA_DST].sizeimage[0] =
1222 DFT_CFG_WIDTH * DFT_CFG_HEIGHT;
1223 ctx->q_data[MTK_Q_DATA_DST].bytesperline[0] = 0;
1224
1225 }
1226
1227 int mtk_vcodec_enc_ctrls_setup(struct mtk_vcodec_ctx *ctx)
1228 {
1229 const struct v4l2_ctrl_ops *ops = &mtk_vcodec_enc_ctrl_ops;
1230 struct v4l2_ctrl_handler *handler = &ctx->ctrl_hdl;
1231
1232 v4l2_ctrl_handler_init(handler, MTK_MAX_CTRLS_HINT);
1233
1234 v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_BITRATE,
1235 1, 4000000, 1, 4000000);
1236 v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_B_FRAMES,
1237 0, 2, 1, 0);
1238 v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE,
1239 0, 1, 1, 1);
1240 v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_H264_MAX_QP,
1241 0, 51, 1, 51);
1242 v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_H264_I_PERIOD,
1243 0, 65535, 1, 0);
1244 v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_GOP_SIZE,
1245 0, 65535, 1, 0);
1246 v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_MB_RC_ENABLE,
1247 0, 1, 1, 0);
1248 v4l2_ctrl_new_std(handler, ops, V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME,
1249 0, 0, 0, 0);
1250 v4l2_ctrl_new_std_menu(handler, ops,
1251 V4L2_CID_MPEG_VIDEO_HEADER_MODE,
1252 V4L2_MPEG_VIDEO_HEADER_MODE_JOINED_WITH_1ST_FRAME,
1253 0, V4L2_MPEG_VIDEO_HEADER_MODE_SEPARATE);
1254 v4l2_ctrl_new_std_menu(handler, ops, V4L2_CID_MPEG_VIDEO_H264_PROFILE,
1255 V4L2_MPEG_VIDEO_H264_PROFILE_HIGH,
1256 0, V4L2_MPEG_VIDEO_H264_PROFILE_HIGH);
1257 v4l2_ctrl_new_std_menu(handler, ops, V4L2_CID_MPEG_VIDEO_H264_LEVEL,
1258 V4L2_MPEG_VIDEO_H264_LEVEL_4_2,
1259 0, V4L2_MPEG_VIDEO_H264_LEVEL_4_0);
1260 if (handler->error) {
1261 mtk_v4l2_err("Init control handler fail %d",
1262 handler->error);
1263 return handler->error;
1264 }
1265
1266 v4l2_ctrl_handler_setup(&ctx->ctrl_hdl);
1267
1268 return 0;
1269 }
1270
1271 int mtk_vcodec_enc_queue_init(void *priv, struct vb2_queue *src_vq,
1272 struct vb2_queue *dst_vq)
1273 {
1274 struct mtk_vcodec_ctx *ctx = priv;
1275 int ret;
1276
1277 /* Note: VB2_USERPTR works with dma-contig because mt8173
1278 * support iommu
1279 * https://patchwork.kernel.org/patch/8335461/
1280 * https://patchwork.kernel.org/patch/7596181/
1281 */
1282 src_vq->type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE;
1283 src_vq->io_modes = VB2_DMABUF | VB2_MMAP | VB2_USERPTR;
1284 src_vq->drv_priv = ctx;
1285 src_vq->buf_struct_size = sizeof(struct mtk_video_enc_buf);
1286 src_vq->ops = &mtk_venc_vb2_ops;
1287 src_vq->mem_ops = &vb2_dma_contig_memops;
1288 src_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY;
1289 src_vq->lock = &ctx->dev->dev_mutex;
1290 src_vq->dev = &ctx->dev->plat_dev->dev;
1291
1292 ret = vb2_queue_init(src_vq);
1293 if (ret)
1294 return ret;
1295
1296 dst_vq->type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE;
1297 dst_vq->io_modes = VB2_DMABUF | VB2_MMAP | VB2_USERPTR;
1298 dst_vq->drv_priv = ctx;
1299 dst_vq->buf_struct_size = sizeof(struct v4l2_m2m_buffer);
1300 dst_vq->ops = &mtk_venc_vb2_ops;
1301 dst_vq->mem_ops = &vb2_dma_contig_memops;
1302 dst_vq->timestamp_flags = V4L2_BUF_FLAG_TIMESTAMP_COPY;
1303 dst_vq->lock = &ctx->dev->dev_mutex;
1304 dst_vq->dev = &ctx->dev->plat_dev->dev;
1305
1306 return vb2_queue_init(dst_vq);
1307 }
1308
1309 int mtk_venc_unlock(struct mtk_vcodec_ctx *ctx)
1310 {
1311 struct mtk_vcodec_dev *dev = ctx->dev;
1312
1313 mutex_unlock(&dev->enc_mutex);
1314 return 0;
1315 }
1316
1317 int mtk_venc_lock(struct mtk_vcodec_ctx *ctx)
1318 {
1319 struct mtk_vcodec_dev *dev = ctx->dev;
1320
1321 mutex_lock(&dev->enc_mutex);
1322 return 0;
1323 }
1324
1325 void mtk_vcodec_enc_release(struct mtk_vcodec_ctx *ctx)
1326 {
1327 int ret = venc_if_deinit(ctx);
1328
1329 if (ret)
1330 mtk_v4l2_err("venc_if_deinit failed=%d", ret);
1331
1332 ctx->state = MTK_STATE_FREE;
1333 }
Linux with added FPC-III support