src/tdm_capture.c

   1 /**************************************************************************
   2  *
   3  * libtdm
   4  *
   5  * Copyright 2015 Samsung Electronics co., Ltd. All Rights Reserved.
   6  *
   7  * Contact: Eunchul Kim <chulspro.kim@samsung.com>,
   8  *          JinYoung Jeon <jy0.jeon@samsung.com>,
   9  *          Taeheon Kim <th908.kim@samsung.com>,
  10  *          YoungJun Cho <yj44.cho@samsung.com>,
  11  *          SooChan Lim <sc1.lim@samsung.com>,
  12  *          Boram Park <sc1.lim@samsung.com>
  13  *
  14  * Permission is hereby granted, free of charge, to any person obtaining a
  15  * copy of this software and associated documentation files (the
  16  * "Software"), to deal in the Software without restriction, including
  17  * without limitation the rights to use, copy, modify, merge, publish,
  18  * distribute, sub license, and/or sell copies of the Software, and to
  19  * permit persons to whom the Software is furnished to do so, subject to
  20  * the following conditions:
  21  *
  22  * The above copyright notice and this permission notice (including the
  23  * next paragraph) shall be included in all copies or substantial portions
  24  * of the Software.
  25  *
  26  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  27  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  28  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  29  * IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
  30  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  31  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  32  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  33  *
  34 **************************************************************************/
  35
  36 #ifdef HAVE_CONFIG_H
  37 #include "config.h"
  38 #endif
  39
  40 #include "tdm.h"
  41 #include "tdm_backend.h"
  42 #include "tdm_private.h"
  43 #include "tdm_helper.h"
  44
  45 #define CAPTURE_FUNC_ENTRY() \
  46         tdm_func_capture *func_capture; \
  47         tdm_private_display *private_display; \
  48         tdm_private_capture *private_capture; \
  49         tdm_error ret = TDM_ERROR_NONE; \
  50         TDM_RETURN_VAL_IF_FAIL(capture != NULL, TDM_ERROR_INVALID_PARAMETER); \
  51         private_capture = (tdm_private_capture*)capture; \
  52         private_display = private_capture->private_display; \
  53         func_capture = &private_display->func_capture
  54
  55 static void
  56 _tdm_capture_print_list(struct list_head *list)
  57 {
  58         tdm_capture_private_buffer *b = NULL;
  59         char str[512], *p;
  60         int len = sizeof(str);
  61
  62         TDM_RETURN_IF_FAIL(list != NULL);
  63
  64         p = str;
  65         LIST_FOR_EACH_ENTRY(b, list, link) {
  66                 if (len > 0) {
  67                         int l = snprintf(p, len, " (%p)", b->buffer);
  68                         p += l;
  69                         len -= l;
  70                 } else
  71                         break;
  72         }
  73
  74         TDM_INFO("\t %s", str);
  75 }
  76
  77 static tdm_capture_private_buffer *
  78 _tdm_capture_find_tbm_buffer(struct list_head *list, tbm_surface_h buffer)
  79 {
  80         tdm_capture_private_buffer *b = NULL, *bb = NULL;
  81
  82         LIST_FOR_EACH_ENTRY_SAFE(b, bb, list, link) {
  83                 if (b->buffer == buffer)
  84                         return b;
  85         }
  86
  87         return NULL;
  88 }
  89
  90 static tdm_capture_private_buffer *
  91 _tdm_capture_find_buffer(struct list_head *list, tdm_capture_private_buffer *capture_buffer)
  92 {
  93         tdm_capture_private_buffer *b = NULL, *bb = NULL;
  94
  95         LIST_FOR_EACH_ENTRY_SAFE(b, bb, list, link) {
  96                 if (b == capture_buffer)
  97                         return b;
  98         }
  99
 100         return NULL;
 101 }
 102
 103 INTERN void
 104 tdm_capture_cb_done(tdm_capture *capture_backend, tbm_surface_h buffer,
 105                                         void *user_data)
 106 {
 107         tdm_private_capture *private_capture = user_data;
 108         tdm_private_display *private_display = private_capture->private_display;
 109         tdm_capture_private_buffer *capture_buffer = NULL, *first_entry = NULL;
 110
 111         TDM_RETURN_IF_FAIL(TDM_MUTEX_IS_LOCKED());
 112
 113         if (private_capture->owner_tid != syscall(SYS_gettid)) {
 114                 tdm_thread_cb_capture_done capture_done;
 115                 tdm_error ret;
 116
 117                 capture_done.base.type = TDM_THREAD_CB_CAPTURE_DONE;
 118                 capture_done.base.length = sizeof capture_done;
 119                 capture_done.capture_stamp = private_capture->stamp;
 120                 capture_done.buffer = buffer;
 121                 capture_done.user_data = user_data;
 122
 123                 ret = tdm_thread_send_cb(private_display->private_loop, &capture_done.base);
 124                 TDM_WARNING_IF_FAIL(ret == TDM_ERROR_NONE);
 125
 126                 return;
 127         }
 128
 129         if (private_capture->owner_tid != syscall(SYS_gettid))
 130                 TDM_NEVER_GET_HERE();
 131
 132         if (tdm_debug_dump & TDM_DUMP_FLAG_CAPTURE) {
 133                 /* LCOV_EXCL_START */
 134                 char str[TDM_PATH_LEN];
 135                 static int i;
 136                 snprintf(str, TDM_PATH_LEN, "capture_%03d", i++);
 137                 tdm_helper_dump_buffer_str(buffer, tdm_debug_dump_dir, str);
 138                 /* LCOV_EXCL_STOP */
 139         }
 140
 141         if (tdm_debug_module & TDM_DEBUG_BUFFER)
 142                 TDM_INFO("capture(%p) done: %p", private_capture, buffer);
 143
 144         if (tdm_ttrace_module & TDM_TTRACE_CAPTURE) {
 145                 tbm_bo bo = tbm_surface_internal_get_bo(buffer, 0);
 146                 TDM_TRACE_ASYNC_END((intptr_t)private_capture, "[CAPTURE] %d", tbm_bo_export(bo));
 147         }
 148
 149         if (!LIST_IS_EMPTY(&private_capture->buffer_list)) {
 150                 first_entry = container_of((&private_capture->buffer_list)->next, capture_buffer, link);
 151                 if (first_entry->buffer != buffer)
 152                         TDM_ERR("buffer(%p) is skipped", first_entry->buffer);
 153         } else {
 154                 TDM_NEVER_GET_HERE();
 155         }
 156
 157         if ((capture_buffer = _tdm_capture_find_tbm_buffer(&private_capture->buffer_list, buffer))) {
 158                 LIST_DEL(&capture_buffer->link);
 159                 LIST_DELINIT(&capture_buffer->commit_link);
 160
 161                 _pthread_mutex_unlock(&private_display->lock);
 162                 if (private_capture->done_func)
 163                         private_capture->done_func(capture_buffer, buffer, private_capture->done_user_data);
 164                 tdm_buffer_unref_backend(buffer);
 165                 _pthread_mutex_lock(&private_display->lock);
 166
 167                 free(capture_buffer);
 168         }
 169 }
 170
 171 INTERN tdm_private_capture *
 172 tdm_capture_find_stamp(tdm_private_display *private_display, double stamp)
 173 {
 174         tdm_private_capture *private_capture = NULL;
 175
 176         TDM_RETURN_VAL_IF_FAIL(TDM_MUTEX_IS_LOCKED(), NULL);
 177
 178         LIST_FOR_EACH_ENTRY(private_capture, &private_display->capture_list, display_link) {
 179                 if (private_capture->stamp == stamp)
 180                         return private_capture;
 181         }
 182
 183         return NULL;
 184 }
 185
 186 INTERN tdm_private_capture *
 187 tdm_capture_create_output_internal(tdm_private_output *private_output,
 188                                                                    tdm_error *error)
 189 {
 190         tdm_private_display *private_display = private_output->private_display;
 191         tdm_func_output *func_output = &private_display->func_output;
 192         tdm_func_capture *func_capture = &private_display->func_capture;
 193         tdm_private_capture *private_capture = NULL;
 194         tdm_capture *capture_backend = NULL;
 195         tdm_error ret = TDM_ERROR_NONE;
 196
 197         TDM_RETURN_VAL_IF_FAIL(TDM_MUTEX_IS_LOCKED(), NULL);
 198
 199         if (!(private_display->capabilities & TDM_DISPLAY_CAPABILITY_CAPTURE)) {
 200                 /* LCOV_EXCL_START */
 201                 TDM_ERR("no capture capability");
 202                 if (error)
 203                         *error = TDM_ERROR_NO_CAPABILITY;
 204                 return NULL;
 205                 /* LCOV_EXCL_STOP */
 206         }
 207
 208         if (!(private_display->caps_capture.capabilities & TDM_CAPTURE_CAPABILITY_OUTPUT)) {
 209                 /* LCOV_EXCL_START */
 210                 TDM_ERR("no output capture capability");
 211                 if (error)
 212                         *error = TDM_ERROR_NO_CAPABILITY;
 213                 return NULL;
 214                 /* LCOV_EXCL_STOP */
 215         }
 216
 217         capture_backend = func_output->output_create_capture(
 218                                                   private_output->output_backend, &ret);
 219         if (ret != TDM_ERROR_NONE) {
 220                 /* LCOV_EXCL_START */
 221                 if (error)
 222                         *error = ret;
 223                 return NULL;
 224                 /* LCOV_EXCL_STOP */
 225         }
 226
 227         private_capture = calloc(1, sizeof(tdm_private_capture));
 228         if (!private_capture) {
 229                 /* LCOV_EXCL_START */
 230                 TDM_ERR("failed: alloc memory");
 231                 func_capture->capture_destroy(capture_backend);
 232                 if (error)
 233                         *error = TDM_ERROR_OUT_OF_MEMORY;
 234                 return NULL;
 235                 /* LCOV_EXCL_STOP */
 236         }
 237
 238         ret = func_capture->capture_set_done_handler(capture_backend,
 239                         tdm_capture_cb_done, private_capture);
 240         if (ret != TDM_ERROR_NONE) {
 241                 /* LCOV_EXCL_START */
 242                 TDM_ERR("capture(%p) set capture_done_handler failed", private_capture);
 243                 func_capture->capture_destroy(capture_backend);
 244                 if (error)
 245                         *error = ret;
 246                 return NULL;
 247                 /* LCOV_EXCL_STOP */
 248         }
 249
 250         private_capture->stamp = tdm_helper_get_time();
 251         while (tdm_capture_find_stamp(private_display, private_capture->stamp))
 252                 private_capture->stamp++;
 253
 254         LIST_ADD(&private_capture->link, &private_output->capture_list);
 255         LIST_ADD(&private_capture->display_link, &private_display->capture_list);
 256
 257         private_capture->target = TDM_CAPTURE_TARGET_OUTPUT;
 258         private_capture->private_display = private_display;
 259         private_capture->private_output = private_output;
 260         private_capture->private_layer = NULL;
 261         private_capture->capture_backend = capture_backend;
 262         private_capture->owner_tid = syscall(SYS_gettid);
 263
 264         LIST_INITHEAD(&private_capture->pending_buffer_list);
 265         LIST_INITHEAD(&private_capture->buffer_list);
 266
 267         TDM_DBG("capture(%p) create", private_capture);
 268
 269         if (error)
 270                 *error = TDM_ERROR_NONE;
 271
 272         return private_capture;
 273 }
 274
 275 /* LCOV_EXCL_START */
 276 INTERN tdm_private_capture *
 277 tdm_capture_create_layer_internal(tdm_private_layer *private_layer,
 278                                                                   tdm_error *error)
 279 {
 280         tdm_private_output *private_output = private_layer->private_output;
 281         tdm_private_display *private_display = private_output->private_display;
 282         tdm_func_layer *func_layer = &private_display->func_layer;
 283         tdm_func_capture *func_capture = &private_display->func_capture;
 284         tdm_private_capture *private_capture = NULL;
 285         tdm_capture *capture_backend = NULL;
 286         tdm_error ret = TDM_ERROR_NONE;
 287
 288         TDM_RETURN_VAL_IF_FAIL(TDM_MUTEX_IS_LOCKED(), NULL);
 289
 290         if (!(private_display->capabilities & TDM_DISPLAY_CAPABILITY_CAPTURE)) {
 291                 TDM_ERR("no capture capability");
 292                 if (error)
 293                         *error = TDM_ERROR_NO_CAPABILITY;
 294                 return NULL;
 295         }
 296
 297         if (!(private_display->caps_capture.capabilities & TDM_CAPTURE_CAPABILITY_LAYER)) {
 298                 TDM_ERR("no layer capture capability");
 299                 if (error)
 300                         *error = TDM_ERROR_NO_CAPABILITY;
 301                 return NULL;
 302         }
 303
 304         capture_backend = func_layer->layer_create_capture(private_layer->layer_backend,
 305                                           &ret);
 306         if (ret != TDM_ERROR_NONE)
 307                 return NULL;
 308
 309         private_capture = calloc(1, sizeof(tdm_private_capture));
 310         if (!private_capture) {
 311                 TDM_ERR("failed: alloc memory");
 312                 func_capture->capture_destroy(capture_backend);
 313                 if (error)
 314                         *error = TDM_ERROR_OUT_OF_MEMORY;
 315                 return NULL;
 316         }
 317
 318         private_capture->stamp = tdm_helper_get_time();
 319         while (tdm_capture_find_stamp(private_display, private_capture->stamp))
 320                 private_capture->stamp++;
 321
 322         LIST_ADD(&private_capture->link, &private_layer->capture_list);
 323         LIST_ADD(&private_capture->display_link, &private_display->capture_list);
 324
 325         private_capture->target = TDM_CAPTURE_TARGET_LAYER;
 326         private_capture->private_display = private_display;
 327         private_capture->private_output = private_output;
 328         private_capture->private_layer = private_layer;
 329         private_capture->capture_backend = capture_backend;
 330         private_capture->owner_tid = syscall(SYS_gettid);
 331
 332         LIST_INITHEAD(&private_capture->pending_buffer_list);
 333         LIST_INITHEAD(&private_capture->buffer_list);
 334
 335         TDM_DBG("capture(%p) create", private_capture);
 336
 337         if (error)
 338                 *error = TDM_ERROR_NONE;
 339
 340         return private_capture;
 341 }
 342 /* LCOV_EXCL_STOP */
 343
 344 INTERN void
 345 tdm_capture_destroy_internal(tdm_private_capture *private_capture)
 346 {
 347         tdm_private_display *private_display;
 348         tdm_func_capture *func_capture;
 349         tdm_capture_private_buffer *b = NULL, *bb = NULL;
 350         struct list_head clone_list;
 351
 352         TDM_RETURN_IF_FAIL(TDM_MUTEX_IS_LOCKED());
 353
 354         if (!private_capture)
 355                 return;
 356
 357         private_display = private_capture->private_display;
 358
 359         LIST_DEL(&private_capture->link);
 360         LIST_DEL(&private_capture->display_link);
 361
 362         func_capture = &private_capture->private_display->func_capture;
 363         func_capture->capture_destroy(private_capture->capture_backend);
 364
 365         if (!LIST_IS_EMPTY(&private_capture->pending_buffer_list)) {
 366                 TDM_WRN("capture(%p) not finished:", private_capture);
 367                 _tdm_capture_print_list(&private_capture->pending_buffer_list);
 368
 369                 LIST_INITHEAD(&clone_list);
 370                 LIST_FOR_EACH_ENTRY_SAFE(b, bb, &private_capture->pending_buffer_list, link) {
 371                         LIST_DEL(&b->link);
 372                         LIST_ADDTAIL(&b->link, &clone_list);
 373                 }
 374
 375                 _pthread_mutex_unlock(&private_display->lock);
 376                 LIST_FOR_EACH_ENTRY_SAFE(b, bb, &clone_list, link) {
 377                         LIST_DEL(&b->link);
 378
 379                         if (tdm_ttrace_module & TDM_TTRACE_CAPTURE) {
 380                                 tbm_bo bo = tbm_surface_internal_get_bo(b->buffer, 0);
 381                                 TDM_TRACE_ASYNC_END((intptr_t)private_capture, "[CAPTURE] %d", tbm_bo_export(bo));
 382                         }
 383
 384                         tdm_buffer_unref_backend(b->buffer);
 385                         free(b);
 386                 }
 387                 _pthread_mutex_lock(&private_display->lock);
 388         }
 389
 390         if (!LIST_IS_EMPTY(&private_capture->buffer_list)) {
 391                 TDM_WRN("capture(%p) not finished:", private_capture);
 392                 _tdm_capture_print_list(&private_capture->buffer_list);
 393
 394                 LIST_INITHEAD(&clone_list);
 395                 LIST_FOR_EACH_ENTRY_SAFE(b, bb, &private_capture->buffer_list, link) {
 396                         LIST_DEL(&b->link);
 397                         LIST_ADDTAIL(&b->link, &clone_list);
 398                 }
 399
 400                 _pthread_mutex_unlock(&private_display->lock);
 401                 LIST_FOR_EACH_ENTRY_SAFE(b, bb, &clone_list, link) {
 402                         LIST_DEL(&b->link);
 403
 404                         if (tdm_ttrace_module & TDM_TTRACE_CAPTURE) {
 405                                 tbm_bo bo = tbm_surface_internal_get_bo(b->buffer, 0);
 406                                 TDM_TRACE_ASYNC_END((intptr_t)private_capture, "[CAPTURE] %d", tbm_bo_export(bo));
 407                         }
 408
 409                         tdm_buffer_unref_backend(b->buffer);
 410                         free(b);
 411                 }
 412                 _pthread_mutex_lock(&private_display->lock);
 413         }
 414
 415         private_capture->stamp = 0;
 416         free(private_capture);
 417 }
 418
 419 EXTERN void
 420 tdm_capture_destroy(tdm_capture *capture)
 421 {
 422         tdm_private_capture *private_capture = capture;
 423         tdm_private_display *private_display;
 424
 425         if (!private_capture)
 426                 return;
 427
 428         TDM_DBG("capture(%p) destroy", private_capture);
 429
 430         private_display = private_capture->private_display;
 431
 432         _pthread_mutex_lock(&private_display->lock);
 433         tdm_capture_destroy_internal(private_capture);
 434         _pthread_mutex_unlock(&private_display->lock);
 435 }
 436
 437 EXTERN tdm_error
 438 tdm_capture_set_info(tdm_capture *capture, tdm_info_capture *info)
 439 {
 440         CAPTURE_FUNC_ENTRY();
 441
 442         TDM_RETURN_VAL_IF_FAIL(info != NULL, TDM_ERROR_INVALID_PARAMETER);
 443         TDM_RETURN_VAL_IF_FAIL(info->type != 0, TDM_ERROR_INVALID_PARAMETER);
 444
 445         _pthread_mutex_lock(&private_display->lock);
 446
 447         if (!func_capture->capture_set_info) {
 448                 /* LCOV_EXCL_START */
 449                 _pthread_mutex_unlock(&private_display->lock);
 450                 TDM_DBG("failed: not implemented!!");
 451                 return TDM_ERROR_NOT_IMPLEMENTED;
 452                 /* LCOV_EXCL_STOP */
 453         }
 454
 455         if (info->type == TDM_CAPTURE_TYPE_STREAM && info->frequency == 0) {
 456                 tdm_private_output *private_output = private_capture->private_output;
 457                 info->frequency = private_output->current_mode->vrefresh;
 458         }
 459
 460         TDM_INFO("capture(%p) info: dst(%ux%u %u,%u %ux%u %c%c%c%c) trans(%d) type(%d) freq(%d) flags(%x)",
 461                          private_capture,
 462                          info->dst_config.size.h, info->dst_config.size.v,
 463                          info->dst_config.pos.x, info->dst_config.pos.y,
 464                          info->dst_config.pos.w, info->dst_config.pos.h,
 465                          FOURCC_STR(info->dst_config.format),
 466                          info->transform, info->type, info->frequency, info->flags);
 467
 468         ret = func_capture->capture_set_info(private_capture->capture_backend, info);
 469         TDM_WARNING_IF_FAIL(ret == TDM_ERROR_NONE);
 470
 471         private_capture->info = *info;
 472
 473         _pthread_mutex_unlock(&private_display->lock);
 474
 475         return ret;
 476 }
 477
 478 EXTERN tdm_error
 479 tdm_capture_set_done_handler(tdm_capture *capture, tdm_capture_done_handler func, void *user_data)
 480 {
 481         tdm_private_display *private_display;
 482         tdm_private_capture *private_capture;
 483         tdm_error ret = TDM_ERROR_NONE;
 484
 485         TDM_RETURN_VAL_IF_FAIL(capture != NULL, TDM_ERROR_INVALID_PARAMETER);
 486
 487         private_capture = (tdm_private_capture*)capture;
 488         private_display = private_capture->private_display;
 489
 490         TDM_RETURN_VAL_IF_FAIL(func != NULL, TDM_ERROR_INVALID_PARAMETER);
 491
 492         _pthread_mutex_lock(&private_display->lock);
 493
 494         private_capture->done_func = func;
 495         private_capture->done_user_data = user_data;
 496
 497         _pthread_mutex_unlock(&private_display->lock);
 498
 499         return ret;
 500 }
 501
 502 EXTERN tdm_error
 503 tdm_capture_attach(tdm_capture *capture, tbm_surface_h buffer)
 504 {
 505         tdm_capture_private_buffer *capture_buffer;
 506
 507         CAPTURE_FUNC_ENTRY();
 508
 509         TDM_RETURN_VAL_IF_FAIL(buffer != NULL, TDM_ERROR_INVALID_PARAMETER);
 510
 511         _pthread_mutex_lock(&private_display->lock);
 512
 513         if (!func_capture->capture_attach) {
 514                 /* LCOV_EXCL_START */
 515                 _pthread_mutex_unlock(&private_display->lock);
 516                 TDM_DBG("failed: not implemented!!");
 517                 return TDM_ERROR_NOT_IMPLEMENTED;
 518                 /* LCOV_EXCL_STOP */
 519         }
 520
 521         if (tdm_display_check_module_abi(private_display, 1, 2) &&
 522                 private_display->caps_capture.max_attach_count > 0) {
 523                 /* LCOV_EXCL_START */
 524                 int length = LIST_LENGTH(&private_capture->pending_buffer_list) +
 525                                          LIST_LENGTH(&private_capture->buffer_list);
 526                 if (length >= private_display->caps_capture.max_attach_count) {
 527                         _pthread_mutex_unlock(&private_display->lock);
 528                         TDM_DBG("failed: too many attached!! max_attach_count(%d)",
 529                                         private_display->caps_capture.max_attach_count);
 530                         return TDM_ERROR_BAD_REQUEST;
 531                 }
 532                 /* LCOV_EXCL_STOP */
 533         }
 534
 535         capture_buffer = calloc(1, sizeof * capture_buffer);
 536         if (!capture_buffer) {
 537                 /* LCOV_EXCL_START */
 538                 _pthread_mutex_unlock(&private_display->lock);
 539                 TDM_ERR("alloc failed");
 540                 return TDM_ERROR_OUT_OF_MEMORY;
 541                 /* LCOV_EXCL_STOP */
 542         }
 543
 544         ret = func_capture->capture_attach(private_capture->capture_backend, buffer);
 545         TDM_WARNING_IF_FAIL(ret == TDM_ERROR_NONE);
 546
 547         if (ret != TDM_ERROR_NONE) {
 548                 /* LCOV_EXCL_START */
 549                 free(capture_buffer);
 550                 _pthread_mutex_unlock(&private_display->lock);
 551                 TDM_ERR("attach failed");
 552                 return ret;
 553                 /* LCOV_EXCL_STOP */
 554         }
 555
 556         LIST_ADDTAIL(&capture_buffer->link, &private_capture->pending_buffer_list);
 557         capture_buffer->buffer = tdm_buffer_ref_backend(buffer);
 558
 559         if (tdm_debug_module & TDM_DEBUG_BUFFER) {
 560                 TDM_INFO("capture(%p) attached:", private_capture);
 561                 tdm_buffer_list_dump(&private_capture->buffer_list);
 562         }
 563
 564         if (tdm_ttrace_module & TDM_TTRACE_CAPTURE) {
 565                 tbm_bo bo = tbm_surface_internal_get_bo(buffer, 0);
 566                 TDM_TRACE_ASYNC_BEGIN((intptr_t)capture, "[CAPTURE] %d", tbm_bo_export(bo));
 567         }
 568
 569         _pthread_mutex_unlock(&private_display->lock);
 570
 571         return ret;
 572 }
 573
 574 EXTERN tdm_error
 575 tdm_capture_commit(tdm_capture *capture)
 576 {
 577         tdm_capture_private_buffer *b = NULL, *bb = NULL;
 578         tdm_private_output *private_output;
 579         struct list_head commit_buffer_list;
 580
 581         CAPTURE_FUNC_ENTRY();
 582
 583         _pthread_mutex_lock(&private_display->lock);
 584
 585         private_output = private_capture->private_output;
 586
 587         /* TODO: possible when standby mode? can't decide it yet. no scenario. */
 588         if (TDM_OUTPUT_DPMS_VSYNC_IS_OFF(private_output->current_dpms_value)) {
 589                 TDM_ERR("output(%d) dpms: %s", private_output->pipe,
 590                                 tdm_dpms_str(private_output->current_dpms_value));
 591                 _pthread_mutex_unlock(&private_display->lock);
 592                 return TDM_ERROR_BAD_REQUEST;
 593         }
 594
 595         if (!func_capture->capture_commit) {
 596                 /* LCOV_EXCL_START */
 597                 _pthread_mutex_unlock(&private_display->lock);
 598                 TDM_DBG("failed: not implemented!!");
 599                 return TDM_ERROR_NOT_IMPLEMENTED;
 600                 /* LCOV_EXCL_STOP */
 601         }
 602
 603         LIST_INITHEAD(&commit_buffer_list);
 604
 605         LIST_FOR_EACH_ENTRY_SAFE(b, bb, &private_capture->pending_buffer_list, link) {
 606                 LIST_DEL(&b->link);
 607                 LIST_ADDTAIL(&b->link, &private_capture->buffer_list);
 608                 LIST_ADDTAIL(&b->commit_link, &commit_buffer_list);
 609         }
 610
 611         ret = func_capture->capture_commit(private_capture->capture_backend);
 612         TDM_WARNING_IF_FAIL(ret == TDM_ERROR_NONE);
 613
 614         LIST_FOR_EACH_ENTRY_SAFE(b, bb, &commit_buffer_list, commit_link) {
 615                 LIST_DELINIT(&b->commit_link);
 616
 617                 if (!_tdm_capture_find_buffer(&private_capture->buffer_list, b))
 618                         continue;
 619
 620                 if (ret != TDM_ERROR_NONE) {
 621                         /* LCOV_EXCL_START */
 622                         /* Not to call the user release handler when failed.
 623                          * Do we have to call this function here really?
 624                          * User better use set_done_handler to know when pp is done. Using
 625                          * buffer_release_handler is not good.
 626                          */
 627                         tdm_buffer_remove_release_handler_internal(b->buffer);
 628
 629                         _pthread_mutex_unlock(&private_display->lock);
 630                         tdm_buffer_unref_backend(b->buffer);
 631                         _pthread_mutex_lock(&private_display->lock);
 632                         LIST_DEL(&b->link);
 633
 634                         free(b);
 635                         /* LCOV_EXCL_STOP */
 636                 }
 637         }
 638
 639         _pthread_mutex_unlock(&private_display->lock);
 640
 641         return ret;
 642 }