1 // SPDX-License-Identifier: GPL-2.0 2 /* 3 * Copyright 2020-2021 NXP 4 */ 5 6 #include <linux/init.h> 7 #include <linux/interconnect.h> 8 #include <linux/ioctl.h> 9 #include <linux/list.h> 10 #include <linux/kernel.h> 11 #include <linux/module.h> 12 #include <linux/delay.h> 13 #include <linux/videodev2.h> 14 #include <linux/ktime.h> 15 #include <linux/rational.h> 16 #include <linux/vmalloc.h> 17 #include <media/v4l2-device.h> 18 #include <media/v4l2-event.h> 19 #include <media/v4l2-mem2mem.h> 20 #include <media/v4l2-ioctl.h> 21 #include <media/videobuf2-v4l2.h> 22 #include <media/videobuf2-dma-contig.h> 23 #include <media/videobuf2-vmalloc.h> 24 #include "vpu.h" 25 #include "vpu_defs.h" 26 #include "vpu_core.h" 27 #include "vpu_helpers.h" 28 #include "vpu_v4l2.h" 29 #include "vpu_cmds.h" 30 #include "vpu_rpc.h" 31 32 #define VENC_OUTPUT_ENABLE BIT(0) 33 #define VENC_CAPTURE_ENABLE BIT(1) 34 #define VENC_ENABLE_MASK (VENC_OUTPUT_ENABLE | VENC_CAPTURE_ENABLE) 35 #define VENC_MAX_BUF_CNT 8 36 #define VENC_MIN_BUFFER_OUT 6 37 #define VENC_MIN_BUFFER_CAP 6 38 39 struct venc_t { 40 struct vpu_encode_params params; 41 u32 request_key_frame; 42 u32 input_ready; 43 u32 cpb_size; 44 bool bitrate_change; 45 46 struct vpu_buffer enc[VENC_MAX_BUF_CNT]; 47 struct vpu_buffer ref[VENC_MAX_BUF_CNT]; 48 struct vpu_buffer act[VENC_MAX_BUF_CNT]; 49 struct list_head frames; 50 u32 frame_count; 51 u32 encode_count; 52 u32 ready_count; 53 u32 enable; 54 u32 stopped; 55 56 u32 skipped_count; 57 u32 skipped_bytes; 58 59 wait_queue_head_t wq; 60 }; 61 62 struct venc_frame_t { 63 struct list_head list; 64 struct vpu_enc_pic_info info; 65 u32 bytesused; 66 s64 timestamp; 67 }; 68 69 static const struct vpu_format venc_formats[] = { 70 { 71 .pixfmt = V4L2_PIX_FMT_NV12M, 72 .mem_planes = 2, 73 .comp_planes = 2, 74 .type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE, 75 .sibling = V4L2_PIX_FMT_NV12, 76 }, 77 { 78 .pixfmt = V4L2_PIX_FMT_NV12, 79 .mem_planes = 1, 80 .comp_planes = 2, 81 .type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE, 82 .sibling = V4L2_PIX_FMT_NV12M, 83 }, 84 { 85 .pixfmt = V4L2_PIX_FMT_H264, 86 .mem_planes = 1, 87 .comp_planes = 1, 88 .type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE, 89 .flags = V4L2_FMT_FLAG_COMPRESSED 90 }, 91 {0, 0, 0, 0}, 92 }; 93 94 static int venc_querycap(struct file *file, void *fh, struct v4l2_capability *cap) 95 { 96 strscpy(cap->driver, "amphion-vpu", sizeof(cap->driver)); 97 strscpy(cap->card, "amphion vpu encoder", sizeof(cap->card)); 98 strscpy(cap->bus_info, "platform: amphion-vpu", sizeof(cap->bus_info)); 99 100 return 0; 101 } 102 103 static int venc_enum_fmt(struct file *file, void *fh, struct v4l2_fmtdesc *f) 104 { 105 struct vpu_inst *inst = to_inst(file); 106 const struct vpu_format *fmt; 107 108 memset(f->reserved, 0, sizeof(f->reserved)); 109 fmt = vpu_helper_enum_format(inst, f->type, f->index); 110 if (!fmt) 111 return -EINVAL; 112 113 f->pixelformat = fmt->pixfmt; 114 f->flags = fmt->flags; 115 116 return 0; 117 } 118 119 static int venc_enum_framesizes(struct file *file, void *fh, struct v4l2_frmsizeenum *fsize) 120 { 121 struct vpu_inst *inst = to_inst(file); 122 const struct vpu_core_resources *res; 123 124 if (!fsize || fsize->index) 125 return -EINVAL; 126 127 if (!vpu_helper_find_format(inst, 0, fsize->pixel_format)) 128 return -EINVAL; 129 130 res = vpu_get_resource(inst); 131 if (!res) 132 return -EINVAL; 133 fsize->type = V4L2_FRMSIZE_TYPE_STEPWISE; 134 fsize->stepwise.max_width = res->max_width; 135 fsize->stepwise.max_height = res->max_height; 136 fsize->stepwise.min_width = res->min_width; 137 fsize->stepwise.min_height = res->min_height; 138 fsize->stepwise.step_width = res->step_width; 139 fsize->stepwise.step_height = res->step_height; 140 141 return 0; 142 } 143 144 static int venc_enum_frameintervals(struct file *file, void *fh, struct v4l2_frmivalenum *fival) 145 { 146 struct vpu_inst *inst = to_inst(file); 147 const struct vpu_core_resources *res; 148 149 if (!fival || fival->index) 150 return -EINVAL; 151 152 if (!vpu_helper_find_format(inst, 0, fival->pixel_format)) 153 return -EINVAL; 154 155 if (!fival->width || !fival->height) 156 return -EINVAL; 157 158 res = vpu_get_resource(inst); 159 if (!res) 160 return -EINVAL; 161 if (fival->width < res->min_width || fival->width > res->max_width || 162 fival->height < res->min_height || fival->height > res->max_height) 163 return -EINVAL; 164 165 fival->type = V4L2_FRMIVAL_TYPE_CONTINUOUS; 166 fival->stepwise.min.numerator = 1; 167 fival->stepwise.min.denominator = USHRT_MAX; 168 fival->stepwise.max.numerator = USHRT_MAX; 169 fival->stepwise.max.denominator = 1; 170 fival->stepwise.step.numerator = 1; 171 fival->stepwise.step.denominator = 1; 172 173 return 0; 174 } 175 176 static int venc_g_fmt(struct file *file, void *fh, struct v4l2_format *f) 177 { 178 struct vpu_inst *inst = to_inst(file); 179 struct venc_t *venc = inst->priv; 180 struct v4l2_pix_format_mplane *pixmp = &f->fmt.pix_mp; 181 struct vpu_format *cur_fmt; 182 int i; 183 184 cur_fmt = vpu_get_format(inst, f->type); 185 186 pixmp->pixelformat = cur_fmt->pixfmt; 187 pixmp->num_planes = cur_fmt->mem_planes; 188 pixmp->width = cur_fmt->width; 189 pixmp->height = cur_fmt->height; 190 pixmp->field = cur_fmt->field; 191 pixmp->flags = cur_fmt->flags; 192 for (i = 0; i < pixmp->num_planes; i++) { 193 pixmp->plane_fmt[i].bytesperline = cur_fmt->bytesperline[i]; 194 pixmp->plane_fmt[i].sizeimage = vpu_get_fmt_plane_size(cur_fmt, i); 195 } 196 197 f->fmt.pix_mp.colorspace = venc->params.color.primaries; 198 f->fmt.pix_mp.xfer_func = venc->params.color.transfer; 199 f->fmt.pix_mp.ycbcr_enc = venc->params.color.matrix; 200 f->fmt.pix_mp.quantization = venc->params.color.full_range; 201 202 return 0; 203 } 204 205 static int venc_try_fmt(struct file *file, void *fh, struct v4l2_format *f) 206 { 207 struct vpu_inst *inst = to_inst(file); 208 struct vpu_format fmt; 209 210 vpu_try_fmt_common(inst, f, &fmt); 211 212 return 0; 213 } 214 215 static int venc_s_fmt(struct file *file, void *fh, struct v4l2_format *f) 216 { 217 struct vpu_inst *inst = to_inst(file); 218 struct vpu_format fmt; 219 struct vpu_format *cur_fmt; 220 struct vb2_queue *q; 221 struct venc_t *venc = inst->priv; 222 struct v4l2_pix_format_mplane *pix_mp = &f->fmt.pix_mp; 223 224 q = v4l2_m2m_get_vq(inst->fh.m2m_ctx, f->type); 225 if (!q) 226 return -EINVAL; 227 if (vb2_is_busy(q)) 228 return -EBUSY; 229 230 if (vpu_try_fmt_common(inst, f, &fmt)) 231 return -EINVAL; 232 233 cur_fmt = vpu_get_format(inst, f->type); 234 235 memcpy(cur_fmt, &fmt, sizeof(*cur_fmt)); 236 237 if (V4L2_TYPE_IS_OUTPUT(f->type)) { 238 venc->params.input_format = cur_fmt->pixfmt; 239 venc->params.src_stride = cur_fmt->bytesperline[0]; 240 venc->params.src_width = cur_fmt->width; 241 venc->params.src_height = cur_fmt->height; 242 venc->params.crop.left = 0; 243 venc->params.crop.top = 0; 244 venc->params.crop.width = cur_fmt->width; 245 venc->params.crop.height = cur_fmt->height; 246 } else { 247 venc->params.codec_format = cur_fmt->pixfmt; 248 venc->params.out_width = cur_fmt->width; 249 venc->params.out_height = cur_fmt->height; 250 } 251 252 if (V4L2_TYPE_IS_OUTPUT(f->type)) { 253 venc->params.color.primaries = pix_mp->colorspace; 254 venc->params.color.transfer = pix_mp->xfer_func; 255 venc->params.color.matrix = pix_mp->ycbcr_enc; 256 venc->params.color.full_range = pix_mp->quantization; 257 } 258 259 pix_mp->colorspace = venc->params.color.primaries; 260 pix_mp->xfer_func = venc->params.color.transfer; 261 pix_mp->ycbcr_enc = venc->params.color.matrix; 262 pix_mp->quantization = venc->params.color.full_range; 263 264 return 0; 265 } 266 267 static int venc_g_parm(struct file *file, void *fh, struct v4l2_streamparm *parm) 268 { 269 struct vpu_inst *inst = to_inst(file); 270 struct venc_t *venc = inst->priv; 271 struct v4l2_fract *timeperframe; 272 273 if (!parm) 274 return -EINVAL; 275 276 if (!V4L2_TYPE_IS_OUTPUT(parm->type)) 277 return -EINVAL; 278 279 if (!vpu_helper_check_type(inst, parm->type)) 280 return -EINVAL; 281 282 timeperframe = &parm->parm.capture.timeperframe; 283 parm->parm.capture.capability = V4L2_CAP_TIMEPERFRAME; 284 parm->parm.capture.readbuffers = 0; 285 timeperframe->numerator = venc->params.frame_rate.numerator; 286 timeperframe->denominator = venc->params.frame_rate.denominator; 287 288 return 0; 289 } 290 291 static int venc_s_parm(struct file *file, void *fh, struct v4l2_streamparm *parm) 292 { 293 struct vpu_inst *inst = to_inst(file); 294 struct venc_t *venc = inst->priv; 295 struct v4l2_fract *timeperframe; 296 unsigned long n, d; 297 298 if (!parm) 299 return -EINVAL; 300 301 if (!V4L2_TYPE_IS_OUTPUT(parm->type)) 302 return -EINVAL; 303 304 if (!vpu_helper_check_type(inst, parm->type)) 305 return -EINVAL; 306 307 timeperframe = &parm->parm.capture.timeperframe; 308 if (!timeperframe->numerator) 309 timeperframe->numerator = venc->params.frame_rate.numerator; 310 if (!timeperframe->denominator) 311 timeperframe->denominator = venc->params.frame_rate.denominator; 312 313 venc->params.frame_rate.numerator = timeperframe->numerator; 314 venc->params.frame_rate.denominator = timeperframe->denominator; 315 316 rational_best_approximation(venc->params.frame_rate.numerator, 317 venc->params.frame_rate.denominator, 318 venc->params.frame_rate.numerator, 319 venc->params.frame_rate.denominator, 320 &n, &d); 321 venc->params.frame_rate.numerator = n; 322 venc->params.frame_rate.denominator = d; 323 324 parm->parm.capture.capability = V4L2_CAP_TIMEPERFRAME; 325 memset(parm->parm.capture.reserved, 0, sizeof(parm->parm.capture.reserved)); 326 327 return 0; 328 } 329 330 static int venc_g_selection(struct file *file, void *fh, struct v4l2_selection *s) 331 { 332 struct vpu_inst *inst = to_inst(file); 333 struct venc_t *venc = inst->priv; 334 335 if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT && s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) 336 return -EINVAL; 337 338 switch (s->target) { 339 case V4L2_SEL_TGT_CROP_DEFAULT: 340 case V4L2_SEL_TGT_CROP_BOUNDS: 341 s->r.left = 0; 342 s->r.top = 0; 343 s->r.width = inst->out_format.width; 344 s->r.height = inst->out_format.height; 345 break; 346 case V4L2_SEL_TGT_CROP: 347 s->r = venc->params.crop; 348 break; 349 default: 350 return -EINVAL; 351 } 352 353 return 0; 354 } 355 356 static int venc_valid_crop(struct venc_t *venc, const struct vpu_core_resources *res) 357 { 358 struct v4l2_rect *rect = NULL; 359 u32 min_width; 360 u32 min_height; 361 u32 src_width; 362 u32 src_height; 363 364 rect = &venc->params.crop; 365 min_width = res->min_width; 366 min_height = res->min_height; 367 src_width = venc->params.src_width; 368 src_height = venc->params.src_height; 369 370 if (rect->width == 0 || rect->height == 0) 371 return -EINVAL; 372 if (rect->left > src_width - min_width || rect->top > src_height - min_height) 373 return -EINVAL; 374 375 rect->width = min(rect->width, src_width - rect->left); 376 rect->width = max_t(u32, rect->width, min_width); 377 378 rect->height = min(rect->height, src_height - rect->top); 379 rect->height = max_t(u32, rect->height, min_height); 380 381 return 0; 382 } 383 384 static int venc_s_selection(struct file *file, void *fh, struct v4l2_selection *s) 385 { 386 struct vpu_inst *inst = to_inst(file); 387 const struct vpu_core_resources *res; 388 struct venc_t *venc = inst->priv; 389 390 res = vpu_get_resource(inst); 391 if (!res) 392 return -EINVAL; 393 394 if (s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT && s->type != V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE) 395 return -EINVAL; 396 if (s->target != V4L2_SEL_TGT_CROP) 397 return -EINVAL; 398 399 venc->params.crop.left = ALIGN(s->r.left, res->step_width); 400 venc->params.crop.top = ALIGN(s->r.top, res->step_height); 401 venc->params.crop.width = ALIGN(s->r.width, res->step_width); 402 venc->params.crop.height = ALIGN(s->r.height, res->step_height); 403 if (venc_valid_crop(venc, res)) { 404 venc->params.crop.left = 0; 405 venc->params.crop.top = 0; 406 venc->params.crop.width = venc->params.src_width; 407 venc->params.crop.height = venc->params.src_height; 408 } 409 410 inst->crop = venc->params.crop; 411 412 return 0; 413 } 414 415 static int venc_drain(struct vpu_inst *inst) 416 { 417 struct venc_t *venc = inst->priv; 418 int ret; 419 420 if (!inst->fh.m2m_ctx) 421 return 0; 422 423 if (inst->state != VPU_CODEC_STATE_DRAIN) 424 return 0; 425 426 if (!vpu_is_source_empty(inst)) 427 return 0; 428 429 if (!venc->input_ready) 430 return 0; 431 432 venc->input_ready = false; 433 vpu_trace(inst->dev, "[%d]\n", inst->id); 434 ret = vpu_session_stop(inst); 435 if (ret) 436 return ret; 437 inst->state = VPU_CODEC_STATE_STOP; 438 wake_up_all(&venc->wq); 439 440 return 0; 441 } 442 443 static int venc_request_eos(struct vpu_inst *inst) 444 { 445 inst->state = VPU_CODEC_STATE_DRAIN; 446 venc_drain(inst); 447 448 return 0; 449 } 450 451 static int venc_encoder_cmd(struct file *file, void *fh, struct v4l2_encoder_cmd *cmd) 452 { 453 struct vpu_inst *inst = to_inst(file); 454 int ret; 455 456 ret = v4l2_m2m_ioctl_try_encoder_cmd(file, fh, cmd); 457 if (ret) 458 return ret; 459 460 vpu_inst_lock(inst); 461 if (cmd->cmd == V4L2_ENC_CMD_STOP) { 462 if (inst->state == VPU_CODEC_STATE_DEINIT) 463 vpu_set_last_buffer_dequeued(inst, true); 464 else 465 venc_request_eos(inst); 466 } 467 vpu_inst_unlock(inst); 468 469 return 0; 470 } 471 472 static int venc_subscribe_event(struct v4l2_fh *fh, const struct v4l2_event_subscription *sub) 473 { 474 switch (sub->type) { 475 case V4L2_EVENT_EOS: 476 return v4l2_event_subscribe(fh, sub, 0, NULL); 477 case V4L2_EVENT_CTRL: 478 return v4l2_ctrl_subscribe_event(fh, sub); 479 default: 480 return -EINVAL; 481 } 482 } 483 484 static const struct v4l2_ioctl_ops venc_ioctl_ops = { 485 .vidioc_querycap = venc_querycap, 486 .vidioc_enum_fmt_vid_cap = venc_enum_fmt, 487 .vidioc_enum_fmt_vid_out = venc_enum_fmt, 488 .vidioc_enum_framesizes = venc_enum_framesizes, 489 .vidioc_enum_frameintervals = venc_enum_frameintervals, 490 .vidioc_g_fmt_vid_cap_mplane = venc_g_fmt, 491 .vidioc_g_fmt_vid_out_mplane = venc_g_fmt, 492 .vidioc_try_fmt_vid_cap_mplane = venc_try_fmt, 493 .vidioc_try_fmt_vid_out_mplane = venc_try_fmt, 494 .vidioc_s_fmt_vid_cap_mplane = venc_s_fmt, 495 .vidioc_s_fmt_vid_out_mplane = venc_s_fmt, 496 .vidioc_g_parm = venc_g_parm, 497 .vidioc_s_parm = venc_s_parm, 498 .vidioc_g_selection = venc_g_selection, 499 .vidioc_s_selection = venc_s_selection, 500 .vidioc_try_encoder_cmd = v4l2_m2m_ioctl_try_encoder_cmd, 501 .vidioc_encoder_cmd = venc_encoder_cmd, 502 .vidioc_subscribe_event = venc_subscribe_event, 503 .vidioc_unsubscribe_event = v4l2_event_unsubscribe, 504 .vidioc_reqbufs = v4l2_m2m_ioctl_reqbufs, 505 .vidioc_querybuf = v4l2_m2m_ioctl_querybuf, 506 .vidioc_create_bufs = v4l2_m2m_ioctl_create_bufs, 507 .vidioc_prepare_buf = v4l2_m2m_ioctl_prepare_buf, 508 .vidioc_qbuf = v4l2_m2m_ioctl_qbuf, 509 .vidioc_expbuf = v4l2_m2m_ioctl_expbuf, 510 .vidioc_dqbuf = v4l2_m2m_ioctl_dqbuf, 511 .vidioc_streamon = v4l2_m2m_ioctl_streamon, 512 .vidioc_streamoff = v4l2_m2m_ioctl_streamoff, 513 }; 514 515 static int venc_op_s_ctrl(struct v4l2_ctrl *ctrl) 516 { 517 struct vpu_inst *inst = ctrl_to_inst(ctrl); 518 struct venc_t *venc = inst->priv; 519 int ret = 0; 520 521 switch (ctrl->id) { 522 case V4L2_CID_MPEG_VIDEO_H264_PROFILE: 523 venc->params.profile = ctrl->val; 524 break; 525 case V4L2_CID_MPEG_VIDEO_H264_LEVEL: 526 venc->params.level = ctrl->val; 527 break; 528 case V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE: 529 venc->params.rc_enable = ctrl->val; 530 break; 531 case V4L2_CID_MPEG_VIDEO_BITRATE_MODE: 532 venc->params.rc_mode = ctrl->val; 533 break; 534 case V4L2_CID_MPEG_VIDEO_BITRATE: 535 if (ctrl->val != venc->params.bitrate) 536 venc->bitrate_change = true; 537 venc->params.bitrate = ctrl->val; 538 break; 539 case V4L2_CID_MPEG_VIDEO_BITRATE_PEAK: 540 venc->params.bitrate_max = ctrl->val; 541 break; 542 case V4L2_CID_MPEG_VIDEO_GOP_SIZE: 543 venc->params.gop_length = ctrl->val; 544 break; 545 case V4L2_CID_MPEG_VIDEO_B_FRAMES: 546 venc->params.bframes = ctrl->val; 547 break; 548 case V4L2_CID_MPEG_VIDEO_H264_I_FRAME_QP: 549 venc->params.i_frame_qp = ctrl->val; 550 break; 551 case V4L2_CID_MPEG_VIDEO_H264_P_FRAME_QP: 552 venc->params.p_frame_qp = ctrl->val; 553 break; 554 case V4L2_CID_MPEG_VIDEO_H264_B_FRAME_QP: 555 venc->params.b_frame_qp = ctrl->val; 556 break; 557 case V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME: 558 venc->request_key_frame = 1; 559 break; 560 case V4L2_CID_MPEG_VIDEO_H264_CPB_SIZE: 561 venc->cpb_size = ctrl->val * 1024; 562 break; 563 case V4L2_CID_MPEG_VIDEO_H264_VUI_SAR_ENABLE: 564 venc->params.sar.enable = ctrl->val; 565 break; 566 case V4L2_CID_MPEG_VIDEO_H264_VUI_SAR_IDC: 567 venc->params.sar.idc = ctrl->val; 568 break; 569 case V4L2_CID_MPEG_VIDEO_H264_VUI_EXT_SAR_WIDTH: 570 venc->params.sar.width = ctrl->val; 571 break; 572 case V4L2_CID_MPEG_VIDEO_H264_VUI_EXT_SAR_HEIGHT: 573 venc->params.sar.height = ctrl->val; 574 break; 575 case V4L2_CID_MPEG_VIDEO_HEADER_MODE: 576 break; 577 default: 578 ret = -EINVAL; 579 break; 580 } 581 582 return ret; 583 } 584 585 static const struct v4l2_ctrl_ops venc_ctrl_ops = { 586 .s_ctrl = venc_op_s_ctrl, 587 .g_volatile_ctrl = vpu_helper_g_volatile_ctrl, 588 }; 589 590 static int venc_ctrl_init(struct vpu_inst *inst) 591 { 592 struct v4l2_ctrl *ctrl; 593 int ret; 594 595 ret = v4l2_ctrl_handler_init(&inst->ctrl_handler, 20); 596 if (ret) 597 return ret; 598 599 v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops, 600 V4L2_CID_MPEG_VIDEO_H264_PROFILE, 601 V4L2_MPEG_VIDEO_H264_PROFILE_HIGH, 602 ~((1 << V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE) | 603 (1 << V4L2_MPEG_VIDEO_H264_PROFILE_MAIN) | 604 (1 << V4L2_MPEG_VIDEO_H264_PROFILE_HIGH)), 605 V4L2_MPEG_VIDEO_H264_PROFILE_HIGH); 606 607 v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops, 608 V4L2_CID_MPEG_VIDEO_H264_LEVEL, 609 V4L2_MPEG_VIDEO_H264_LEVEL_5_1, 610 0x0, 611 V4L2_MPEG_VIDEO_H264_LEVEL_4_0); 612 613 v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops, 614 V4L2_CID_MPEG_VIDEO_FRAME_RC_ENABLE, 0, 1, 1, 1); 615 616 v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops, 617 V4L2_CID_MPEG_VIDEO_BITRATE_MODE, 618 V4L2_MPEG_VIDEO_BITRATE_MODE_CBR, 619 ~((1 << V4L2_MPEG_VIDEO_BITRATE_MODE_VBR) | 620 (1 << V4L2_MPEG_VIDEO_BITRATE_MODE_CBR)), 621 V4L2_MPEG_VIDEO_BITRATE_MODE_CBR); 622 623 v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops, 624 V4L2_CID_MPEG_VIDEO_BITRATE, 625 BITRATE_MIN, 626 BITRATE_MAX, 627 BITRATE_STEP, 628 BITRATE_DEFAULT); 629 630 v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops, 631 V4L2_CID_MPEG_VIDEO_BITRATE_PEAK, 632 BITRATE_MIN, BITRATE_MAX, 633 BITRATE_STEP, 634 BITRATE_DEFAULT_PEAK); 635 636 v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops, 637 V4L2_CID_MPEG_VIDEO_GOP_SIZE, 1, 8000, 1, 30); 638 639 v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops, 640 V4L2_CID_MPEG_VIDEO_B_FRAMES, 0, 4, 1, 0); 641 642 v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops, 643 V4L2_CID_MPEG_VIDEO_H264_I_FRAME_QP, 1, 51, 1, 26); 644 v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops, 645 V4L2_CID_MPEG_VIDEO_H264_P_FRAME_QP, 1, 51, 1, 28); 646 v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops, 647 V4L2_CID_MPEG_VIDEO_H264_B_FRAME_QP, 1, 51, 1, 30); 648 v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops, 649 V4L2_CID_MPEG_VIDEO_FORCE_KEY_FRAME, 0, 0, 0, 0); 650 ctrl = v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops, 651 V4L2_CID_MIN_BUFFERS_FOR_CAPTURE, 1, 32, 1, 2); 652 if (ctrl) 653 ctrl->flags |= V4L2_CTRL_FLAG_VOLATILE; 654 ctrl = v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops, 655 V4L2_CID_MIN_BUFFERS_FOR_OUTPUT, 1, 32, 1, 2); 656 if (ctrl) 657 ctrl->flags |= V4L2_CTRL_FLAG_VOLATILE; 658 659 v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops, 660 V4L2_CID_MPEG_VIDEO_H264_CPB_SIZE, 64, 10240, 1, 1024); 661 662 v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops, 663 V4L2_CID_MPEG_VIDEO_H264_VUI_SAR_ENABLE, 0, 1, 1, 1); 664 v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops, 665 V4L2_CID_MPEG_VIDEO_H264_VUI_SAR_IDC, 666 V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_EXTENDED, 667 0x0, 668 V4L2_MPEG_VIDEO_H264_VUI_SAR_IDC_1x1); 669 v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops, 670 V4L2_CID_MPEG_VIDEO_H264_VUI_EXT_SAR_WIDTH, 671 0, USHRT_MAX, 1, 1); 672 v4l2_ctrl_new_std(&inst->ctrl_handler, &venc_ctrl_ops, 673 V4L2_CID_MPEG_VIDEO_H264_VUI_EXT_SAR_HEIGHT, 674 0, USHRT_MAX, 1, 1); 675 v4l2_ctrl_new_std_menu(&inst->ctrl_handler, &venc_ctrl_ops, 676 V4L2_CID_MPEG_VIDEO_HEADER_MODE, 677 V4L2_MPEG_VIDEO_HEADER_MODE_JOINED_WITH_1ST_FRAME, 678 ~(1 << V4L2_MPEG_VIDEO_HEADER_MODE_JOINED_WITH_1ST_FRAME), 679 V4L2_MPEG_VIDEO_HEADER_MODE_JOINED_WITH_1ST_FRAME); 680 681 if (inst->ctrl_handler.error) { 682 ret = inst->ctrl_handler.error; 683 v4l2_ctrl_handler_free(&inst->ctrl_handler); 684 return ret; 685 } 686 687 ret = v4l2_ctrl_handler_setup(&inst->ctrl_handler); 688 if (ret) { 689 dev_err(inst->dev, "[%d] setup ctrls fail, ret = %d\n", inst->id, ret); 690 v4l2_ctrl_handler_free(&inst->ctrl_handler); 691 return ret; 692 } 693 694 return 0; 695 } 696 697 static bool venc_check_ready(struct vpu_inst *inst, unsigned int type) 698 { 699 struct venc_t *venc = inst->priv; 700 701 if (V4L2_TYPE_IS_OUTPUT(type)) { 702 if (vpu_helper_get_free_space(inst) < venc->cpb_size) 703 return false; 704 return venc->input_ready; 705 } 706 707 if (list_empty(&venc->frames)) 708 return false; 709 return true; 710 } 711 712 static u32 venc_get_enable_mask(u32 type) 713 { 714 if (V4L2_TYPE_IS_OUTPUT(type)) 715 return VENC_OUTPUT_ENABLE; 716 else 717 return VENC_CAPTURE_ENABLE; 718 } 719 720 static void venc_set_enable(struct venc_t *venc, u32 type, int enable) 721 { 722 u32 mask = venc_get_enable_mask(type); 723 724 if (enable) 725 venc->enable |= mask; 726 else 727 venc->enable &= ~mask; 728 } 729 730 static u32 venc_get_enable(struct venc_t *venc, u32 type) 731 { 732 return venc->enable & venc_get_enable_mask(type); 733 } 734 735 static void venc_input_done(struct vpu_inst *inst) 736 { 737 struct venc_t *venc = inst->priv; 738 739 vpu_inst_lock(inst); 740 venc->input_ready = true; 741 vpu_process_output_buffer(inst); 742 if (inst->state == VPU_CODEC_STATE_DRAIN) 743 venc_drain(inst); 744 vpu_inst_unlock(inst); 745 } 746 747 /* 748 * It's hardware limitation, that there may be several bytes 749 * redundant data at the beginning of frame. 750 * For android platform, the redundant data may cause cts test fail 751 * So driver will strip them 752 */ 753 static int venc_precheck_encoded_frame(struct vpu_inst *inst, struct venc_frame_t *frame) 754 { 755 struct venc_t *venc; 756 int skipped; 757 758 if (!frame || !frame->bytesused) 759 return -EINVAL; 760 761 venc = inst->priv; 762 skipped = vpu_helper_find_startcode(&inst->stream_buffer, 763 inst->cap_format.pixfmt, 764 frame->info.wptr - inst->stream_buffer.phys, 765 frame->bytesused); 766 if (skipped > 0) { 767 frame->bytesused -= skipped; 768 frame->info.wptr = vpu_helper_step_walk(&inst->stream_buffer, 769 frame->info.wptr, skipped); 770 venc->skipped_bytes += skipped; 771 venc->skipped_count++; 772 } 773 774 return 0; 775 } 776 777 static int venc_get_one_encoded_frame(struct vpu_inst *inst, 778 struct venc_frame_t *frame, 779 struct vb2_v4l2_buffer *vbuf) 780 { 781 struct venc_t *venc = inst->priv; 782 struct vb2_v4l2_buffer *src_buf; 783 784 if (!vbuf) 785 return -EAGAIN; 786 787 src_buf = vpu_find_buf_by_sequence(inst, inst->out_format.type, frame->info.frame_id); 788 if (src_buf) { 789 v4l2_m2m_buf_copy_metadata(src_buf, vbuf, true); 790 vpu_set_buffer_state(src_buf, VPU_BUF_STATE_IDLE); 791 v4l2_m2m_src_buf_remove_by_buf(inst->fh.m2m_ctx, src_buf); 792 v4l2_m2m_buf_done(src_buf, VB2_BUF_STATE_DONE); 793 } else { 794 vbuf->vb2_buf.timestamp = frame->info.timestamp; 795 } 796 if (!venc_get_enable(inst->priv, vbuf->vb2_buf.type)) { 797 v4l2_m2m_buf_done(vbuf, VB2_BUF_STATE_ERROR); 798 return 0; 799 } 800 if (frame->bytesused > vbuf->vb2_buf.planes[0].length) { 801 v4l2_m2m_buf_done(vbuf, VB2_BUF_STATE_ERROR); 802 return -ENOMEM; 803 } 804 805 venc_precheck_encoded_frame(inst, frame); 806 807 if (frame->bytesused) { 808 u32 rptr = frame->info.wptr; 809 void *dst = vb2_plane_vaddr(&vbuf->vb2_buf, 0); 810 811 vpu_helper_copy_from_stream_buffer(&inst->stream_buffer, 812 &rptr, frame->bytesused, dst); 813 vpu_iface_update_stream_buffer(inst, rptr, 0); 814 } 815 vb2_set_plane_payload(&vbuf->vb2_buf, 0, frame->bytesused); 816 vbuf->sequence = frame->info.frame_id; 817 vbuf->field = inst->cap_format.field; 818 vbuf->flags |= frame->info.pic_type; 819 vpu_set_buffer_state(vbuf, VPU_BUF_STATE_IDLE); 820 dev_dbg(inst->dev, "[%d][OUTPUT TS]%32lld\n", inst->id, vbuf->vb2_buf.timestamp); 821 v4l2_m2m_buf_done(vbuf, VB2_BUF_STATE_DONE); 822 venc->ready_count++; 823 824 if (vbuf->flags & V4L2_BUF_FLAG_KEYFRAME) 825 dev_dbg(inst->dev, "[%d][%d]key frame\n", inst->id, frame->info.frame_id); 826 827 return 0; 828 } 829 830 static int venc_get_encoded_frames(struct vpu_inst *inst) 831 { 832 struct venc_t *venc; 833 struct venc_frame_t *frame; 834 struct venc_frame_t *tmp; 835 836 if (!inst->fh.m2m_ctx) 837 return 0; 838 venc = inst->priv; 839 list_for_each_entry_safe(frame, tmp, &venc->frames, list) { 840 if (venc_get_one_encoded_frame(inst, frame, 841 v4l2_m2m_dst_buf_remove(inst->fh.m2m_ctx))) 842 break; 843 list_del_init(&frame->list); 844 vfree(frame); 845 } 846 847 return 0; 848 } 849 850 static int venc_frame_encoded(struct vpu_inst *inst, void *arg) 851 { 852 struct vpu_enc_pic_info *info = arg; 853 struct venc_frame_t *frame; 854 struct venc_t *venc; 855 int ret = 0; 856 857 if (!info) 858 return -EINVAL; 859 venc = inst->priv; 860 frame = vzalloc(sizeof(*frame)); 861 if (!frame) 862 return -ENOMEM; 863 864 memcpy(&frame->info, info, sizeof(frame->info)); 865 frame->bytesused = info->frame_size; 866 867 vpu_inst_lock(inst); 868 list_add_tail(&frame->list, &venc->frames); 869 venc->encode_count++; 870 venc_get_encoded_frames(inst); 871 vpu_inst_unlock(inst); 872 873 return ret; 874 } 875 876 static void venc_set_last_buffer_dequeued(struct vpu_inst *inst) 877 { 878 struct venc_t *venc = inst->priv; 879 880 if (venc->stopped && list_empty(&venc->frames)) 881 vpu_set_last_buffer_dequeued(inst, true); 882 } 883 884 static void venc_stop_done(struct vpu_inst *inst) 885 { 886 struct venc_t *venc = inst->priv; 887 888 vpu_inst_lock(inst); 889 venc->stopped = true; 890 venc_set_last_buffer_dequeued(inst); 891 vpu_inst_unlock(inst); 892 893 wake_up_all(&venc->wq); 894 } 895 896 static void venc_event_notify(struct vpu_inst *inst, u32 event, void *data) 897 { 898 } 899 900 static void venc_release(struct vpu_inst *inst) 901 { 902 } 903 904 static void venc_cleanup(struct vpu_inst *inst) 905 { 906 struct venc_t *venc; 907 908 if (!inst) 909 return; 910 911 venc = inst->priv; 912 vfree(venc); 913 inst->priv = NULL; 914 vfree(inst); 915 } 916 917 static int venc_start_session(struct vpu_inst *inst, u32 type) 918 { 919 struct venc_t *venc = inst->priv; 920 int stream_buffer_size; 921 int ret; 922 923 venc_set_enable(venc, type, 1); 924 if ((venc->enable & VENC_ENABLE_MASK) != VENC_ENABLE_MASK) 925 return 0; 926 927 vpu_iface_init_instance(inst); 928 stream_buffer_size = vpu_iface_get_stream_buffer_size(inst->core); 929 if (stream_buffer_size > 0) { 930 inst->stream_buffer.length = max_t(u32, stream_buffer_size, venc->cpb_size * 3); 931 ret = vpu_alloc_dma(inst->core, &inst->stream_buffer); 932 if (ret) 933 goto error; 934 935 inst->use_stream_buffer = true; 936 vpu_iface_config_stream_buffer(inst, &inst->stream_buffer); 937 } 938 939 ret = vpu_iface_set_encode_params(inst, &venc->params, 0); 940 if (ret) 941 goto error; 942 ret = vpu_session_configure_codec(inst); 943 if (ret) 944 goto error; 945 946 inst->state = VPU_CODEC_STATE_CONFIGURED; 947 /*vpu_iface_config_memory_resource*/ 948 949 /*config enc expert mode parameter*/ 950 ret = vpu_iface_set_encode_params(inst, &venc->params, 1); 951 if (ret) 952 goto error; 953 954 ret = vpu_session_start(inst); 955 if (ret) 956 goto error; 957 inst->state = VPU_CODEC_STATE_STARTED; 958 959 venc->bitrate_change = false; 960 venc->input_ready = true; 961 venc->frame_count = 0; 962 venc->encode_count = 0; 963 venc->ready_count = 0; 964 venc->stopped = false; 965 vpu_process_output_buffer(inst); 966 if (venc->frame_count == 0) 967 dev_err(inst->dev, "[%d] there is no input when starting\n", inst->id); 968 969 return 0; 970 error: 971 venc_set_enable(venc, type, 0); 972 inst->state = VPU_CODEC_STATE_DEINIT; 973 974 vpu_free_dma(&inst->stream_buffer); 975 return ret; 976 } 977 978 static void venc_cleanup_mem_resource(struct vpu_inst *inst) 979 { 980 struct venc_t *venc; 981 u32 i; 982 983 venc = inst->priv; 984 985 for (i = 0; i < ARRAY_SIZE(venc->enc); i++) 986 vpu_free_dma(&venc->enc[i]); 987 for (i = 0; i < ARRAY_SIZE(venc->ref); i++) 988 vpu_free_dma(&venc->ref[i]); 989 } 990 991 static void venc_request_mem_resource(struct vpu_inst *inst, 992 u32 enc_frame_size, 993 u32 enc_frame_num, 994 u32 ref_frame_size, 995 u32 ref_frame_num, 996 u32 act_frame_size, 997 u32 act_frame_num) 998 { 999 struct venc_t *venc; 1000 u32 i; 1001 int ret; 1002 1003 venc = inst->priv; 1004 if (enc_frame_num > ARRAY_SIZE(venc->enc)) { 1005 dev_err(inst->dev, "[%d] enc num(%d) is out of range\n", inst->id, enc_frame_num); 1006 return; 1007 } 1008 if (ref_frame_num > ARRAY_SIZE(venc->ref)) { 1009 dev_err(inst->dev, "[%d] ref num(%d) is out of range\n", inst->id, ref_frame_num); 1010 return; 1011 } 1012 if (act_frame_num > ARRAY_SIZE(venc->act)) { 1013 dev_err(inst->dev, "[%d] act num(%d) is out of range\n", inst->id, act_frame_num); 1014 return; 1015 } 1016 1017 for (i = 0; i < enc_frame_num; i++) { 1018 venc->enc[i].length = enc_frame_size; 1019 ret = vpu_alloc_dma(inst->core, &venc->enc[i]); 1020 if (ret) { 1021 venc_cleanup_mem_resource(inst); 1022 return; 1023 } 1024 } 1025 for (i = 0; i < ref_frame_num; i++) { 1026 venc->ref[i].length = ref_frame_size; 1027 ret = vpu_alloc_dma(inst->core, &venc->ref[i]); 1028 if (ret) { 1029 venc_cleanup_mem_resource(inst); 1030 return; 1031 } 1032 } 1033 if (act_frame_num != 1 || act_frame_size > inst->act.length) { 1034 venc_cleanup_mem_resource(inst); 1035 return; 1036 } 1037 venc->act[0].length = act_frame_size; 1038 venc->act[0].phys = inst->act.phys; 1039 venc->act[0].virt = inst->act.virt; 1040 1041 for (i = 0; i < enc_frame_num; i++) 1042 vpu_iface_config_memory_resource(inst, MEM_RES_ENC, i, &venc->enc[i]); 1043 for (i = 0; i < ref_frame_num; i++) 1044 vpu_iface_config_memory_resource(inst, MEM_RES_REF, i, &venc->ref[i]); 1045 for (i = 0; i < act_frame_num; i++) 1046 vpu_iface_config_memory_resource(inst, MEM_RES_ACT, i, &venc->act[i]); 1047 } 1048 1049 static void venc_cleanup_frames(struct venc_t *venc) 1050 { 1051 struct venc_frame_t *frame; 1052 struct venc_frame_t *tmp; 1053 1054 list_for_each_entry_safe(frame, tmp, &venc->frames, list) { 1055 list_del_init(&frame->list); 1056 vfree(frame); 1057 } 1058 } 1059 1060 static int venc_stop_session(struct vpu_inst *inst, u32 type) 1061 { 1062 struct venc_t *venc = inst->priv; 1063 1064 venc_set_enable(venc, type, 0); 1065 if (venc->enable & VENC_ENABLE_MASK) 1066 return 0; 1067 1068 if (inst->state == VPU_CODEC_STATE_DEINIT) 1069 return 0; 1070 1071 if (inst->state != VPU_CODEC_STATE_STOP) 1072 venc_request_eos(inst); 1073 1074 call_void_vop(inst, wait_prepare); 1075 if (!wait_event_timeout(venc->wq, venc->stopped, VPU_TIMEOUT)) { 1076 set_bit(inst->id, &inst->core->hang_mask); 1077 vpu_session_debug(inst); 1078 } 1079 call_void_vop(inst, wait_finish); 1080 1081 inst->state = VPU_CODEC_STATE_DEINIT; 1082 venc_cleanup_frames(inst->priv); 1083 vpu_free_dma(&inst->stream_buffer); 1084 venc_cleanup_mem_resource(inst); 1085 1086 return 0; 1087 } 1088 1089 static int venc_process_output(struct vpu_inst *inst, struct vb2_buffer *vb) 1090 { 1091 struct venc_t *venc = inst->priv; 1092 struct vb2_v4l2_buffer *vbuf; 1093 u32 flags; 1094 1095 if (inst->state == VPU_CODEC_STATE_DEINIT) 1096 return -EINVAL; 1097 1098 vbuf = to_vb2_v4l2_buffer(vb); 1099 if (inst->state == VPU_CODEC_STATE_STARTED) 1100 inst->state = VPU_CODEC_STATE_ACTIVE; 1101 1102 flags = vbuf->flags; 1103 if (venc->request_key_frame) { 1104 vbuf->flags |= V4L2_BUF_FLAG_KEYFRAME; 1105 venc->request_key_frame = 0; 1106 } 1107 if (venc->bitrate_change) { 1108 vpu_session_update_parameters(inst, &venc->params); 1109 venc->bitrate_change = false; 1110 } 1111 dev_dbg(inst->dev, "[%d][INPUT TS]%32lld\n", inst->id, vb->timestamp); 1112 vpu_iface_input_frame(inst, vb); 1113 vbuf->flags = flags; 1114 venc->input_ready = false; 1115 venc->frame_count++; 1116 vpu_set_buffer_state(vbuf, VPU_BUF_STATE_INUSE); 1117 1118 return 0; 1119 } 1120 1121 static int venc_process_capture(struct vpu_inst *inst, struct vb2_buffer *vb) 1122 { 1123 struct venc_t *venc; 1124 struct venc_frame_t *frame = NULL; 1125 struct vb2_v4l2_buffer *vbuf; 1126 int ret; 1127 1128 venc = inst->priv; 1129 if (list_empty(&venc->frames)) 1130 return -EINVAL; 1131 1132 frame = list_first_entry(&venc->frames, struct venc_frame_t, list); 1133 vbuf = to_vb2_v4l2_buffer(vb); 1134 v4l2_m2m_dst_buf_remove_by_buf(inst->fh.m2m_ctx, vbuf); 1135 ret = venc_get_one_encoded_frame(inst, frame, vbuf); 1136 if (ret) 1137 return ret; 1138 1139 list_del_init(&frame->list); 1140 vfree(frame); 1141 return 0; 1142 } 1143 1144 static void venc_on_queue_empty(struct vpu_inst *inst, u32 type) 1145 { 1146 struct venc_t *venc = inst->priv; 1147 1148 if (V4L2_TYPE_IS_OUTPUT(type)) 1149 return; 1150 1151 if (venc->stopped) 1152 venc_set_last_buffer_dequeued(inst); 1153 } 1154 1155 static int venc_get_debug_info(struct vpu_inst *inst, char *str, u32 size, u32 i) 1156 { 1157 struct venc_t *venc = inst->priv; 1158 int num = -1; 1159 1160 switch (i) { 1161 case 0: 1162 num = scnprintf(str, size, "profile = %d\n", venc->params.profile); 1163 break; 1164 case 1: 1165 num = scnprintf(str, size, "level = %d\n", venc->params.level); 1166 break; 1167 case 2: 1168 num = scnprintf(str, size, "fps = %d/%d\n", 1169 venc->params.frame_rate.numerator, 1170 venc->params.frame_rate.denominator); 1171 break; 1172 case 3: 1173 num = scnprintf(str, size, "%d x %d -> %d x %d\n", 1174 venc->params.src_width, 1175 venc->params.src_height, 1176 venc->params.out_width, 1177 venc->params.out_height); 1178 break; 1179 case 4: 1180 num = scnprintf(str, size, "(%d, %d) %d x %d\n", 1181 venc->params.crop.left, 1182 venc->params.crop.top, 1183 venc->params.crop.width, 1184 venc->params.crop.height); 1185 break; 1186 case 5: 1187 num = scnprintf(str, size, 1188 "enable = 0x%x, input = %d, encode = %d, ready = %d, stopped = %d\n", 1189 venc->enable, 1190 venc->frame_count, venc->encode_count, 1191 venc->ready_count, 1192 venc->stopped); 1193 break; 1194 case 6: 1195 num = scnprintf(str, size, "gop = %d\n", venc->params.gop_length); 1196 break; 1197 case 7: 1198 num = scnprintf(str, size, "bframes = %d\n", venc->params.bframes); 1199 break; 1200 case 8: 1201 num = scnprintf(str, size, "rc: %s, mode = %d, bitrate = %d(%d), qp = %d\n", 1202 venc->params.rc_enable ? "enable" : "disable", 1203 venc->params.rc_mode, 1204 venc->params.bitrate, 1205 venc->params.bitrate_max, 1206 venc->params.i_frame_qp); 1207 break; 1208 case 9: 1209 num = scnprintf(str, size, "sar: enable = %d, idc = %d, %d x %d\n", 1210 venc->params.sar.enable, 1211 venc->params.sar.idc, 1212 venc->params.sar.width, 1213 venc->params.sar.height); 1214 1215 break; 1216 case 10: 1217 num = scnprintf(str, size, 1218 "colorspace: primaries = %d, transfer = %d, matrix = %d, full_range = %d\n", 1219 venc->params.color.primaries, 1220 venc->params.color.transfer, 1221 venc->params.color.matrix, 1222 venc->params.color.full_range); 1223 break; 1224 case 11: 1225 num = scnprintf(str, size, "skipped: count = %d, bytes = %d\n", 1226 venc->skipped_count, venc->skipped_bytes); 1227 break; 1228 default: 1229 break; 1230 } 1231 1232 return num; 1233 } 1234 1235 static struct vpu_inst_ops venc_inst_ops = { 1236 .ctrl_init = venc_ctrl_init, 1237 .check_ready = venc_check_ready, 1238 .input_done = venc_input_done, 1239 .get_one_frame = venc_frame_encoded, 1240 .stop_done = venc_stop_done, 1241 .event_notify = venc_event_notify, 1242 .release = venc_release, 1243 .cleanup = venc_cleanup, 1244 .start = venc_start_session, 1245 .mem_request = venc_request_mem_resource, 1246 .stop = venc_stop_session, 1247 .process_output = venc_process_output, 1248 .process_capture = venc_process_capture, 1249 .on_queue_empty = venc_on_queue_empty, 1250 .get_debug_info = venc_get_debug_info, 1251 .wait_prepare = vpu_inst_unlock, 1252 .wait_finish = vpu_inst_lock, 1253 }; 1254 1255 static void venc_init(struct file *file) 1256 { 1257 struct vpu_inst *inst = to_inst(file); 1258 struct venc_t *venc; 1259 struct v4l2_format f; 1260 struct v4l2_streamparm parm; 1261 1262 venc = inst->priv; 1263 venc->params.qp_min = 1; 1264 venc->params.qp_max = 51; 1265 venc->params.qp_min_i = 1; 1266 venc->params.qp_max_i = 51; 1267 venc->params.bitrate_min = BITRATE_MIN; 1268 1269 memset(&f, 0, sizeof(f)); 1270 f.type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE; 1271 f.fmt.pix_mp.pixelformat = V4L2_PIX_FMT_NV12M; 1272 f.fmt.pix_mp.width = 1280; 1273 f.fmt.pix_mp.height = 720; 1274 f.fmt.pix_mp.field = V4L2_FIELD_NONE; 1275 venc_s_fmt(file, &inst->fh, &f); 1276 1277 memset(&f, 0, sizeof(f)); 1278 f.type = V4L2_BUF_TYPE_VIDEO_CAPTURE_MPLANE; 1279 f.fmt.pix_mp.pixelformat = V4L2_PIX_FMT_H264; 1280 f.fmt.pix_mp.width = 1280; 1281 f.fmt.pix_mp.height = 720; 1282 f.fmt.pix_mp.field = V4L2_FIELD_NONE; 1283 venc_s_fmt(file, &inst->fh, &f); 1284 1285 memset(&parm, 0, sizeof(parm)); 1286 parm.type = V4L2_BUF_TYPE_VIDEO_OUTPUT_MPLANE; 1287 parm.parm.capture.timeperframe.numerator = 1; 1288 parm.parm.capture.timeperframe.denominator = 30; 1289 venc_s_parm(file, &inst->fh, &parm); 1290 } 1291 1292 static int venc_open(struct file *file) 1293 { 1294 struct vpu_inst *inst; 1295 struct venc_t *venc; 1296 int ret; 1297 1298 inst = vzalloc(sizeof(*inst)); 1299 if (!inst) 1300 return -ENOMEM; 1301 1302 venc = vzalloc(sizeof(*venc)); 1303 if (!venc) { 1304 vfree(inst); 1305 return -ENOMEM; 1306 } 1307 1308 inst->ops = &venc_inst_ops; 1309 inst->formats = venc_formats; 1310 inst->type = VPU_CORE_TYPE_ENC; 1311 inst->priv = venc; 1312 INIT_LIST_HEAD(&venc->frames); 1313 init_waitqueue_head(&venc->wq); 1314 1315 ret = vpu_v4l2_open(file, inst); 1316 if (ret) 1317 return ret; 1318 1319 inst->min_buffer_out = VENC_MIN_BUFFER_OUT; 1320 inst->min_buffer_cap = VENC_MIN_BUFFER_CAP; 1321 venc_init(file); 1322 1323 return 0; 1324 } 1325 1326 static const struct v4l2_file_operations venc_fops = { 1327 .owner = THIS_MODULE, 1328 .open = venc_open, 1329 .release = vpu_v4l2_close, 1330 .unlocked_ioctl = video_ioctl2, 1331 .poll = v4l2_m2m_fop_poll, 1332 .mmap = v4l2_m2m_fop_mmap, 1333 }; 1334 1335 const struct v4l2_ioctl_ops *venc_get_ioctl_ops(void) 1336 { 1337 return &venc_ioctl_ops; 1338 } 1339 1340 const struct v4l2_file_operations *venc_get_fops(void) 1341 { 1342 return &venc_fops; 1343 } 1344