src/tdm_output.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_private.h"
  41
  42 #define COUNT_MAX   10
  43
  44 #define OUTPUT_FUNC_ENTRY() \
  45         tdm_private_display *private_display; \
  46         tdm_private_output *private_output; \
  47         tdm_error ret = TDM_ERROR_NONE; /* default TDM_ERROR_NONE */\
  48         TDM_RETURN_VAL_IF_FAIL(tdm_output_is_valid(output), TDM_ERROR_INVALID_PARAMETER); \
  49         private_output = (tdm_private_output*)output; \
  50         private_display = private_output->private_display
  51
  52 #define OUTPUT_FUNC_ENTRY_ERROR() \
  53         tdm_private_display *private_display; \
  54         tdm_private_output *private_output; \
  55         tdm_error ret = TDM_ERROR_NONE; /* default TDM_ERROR_NONE */\
  56         TDM_RETURN_VAL_IF_FAIL_WITH_ERROR(tdm_output_is_valid(output), TDM_ERROR_INVALID_PARAMETER, NULL); \
  57         private_output = (tdm_private_output*)output; \
  58         private_display = private_output->private_display
  59
  60 static void
  61 _tdm_output_vblank_timeout_update(tdm_private_output *private_output, int ms_delay);
  62
  63 static tdm_error
  64 _tdm_output_vblank_timeout_cb(void *user_data)
  65 {
  66         tdm_private_output *private_output = user_data;
  67         tdm_private_output_vblank_handler *v = NULL;
  68
  69         TDM_RETURN_VAL_IF_FAIL(private_output != NULL, TDM_ERROR_OPERATION_FAILED);
  70
  71         private_output->vblank_timeout_timer_expired++;
  72
  73         TDM_ERR("TDM output(%d) vblank TIMEOUT!! (%d time%s)",
  74                         private_output->pipe,
  75                         private_output->vblank_timeout_timer_expired,
  76                         (private_output->vblank_timeout_timer_expired > 1) ? "s" : "");
  77
  78         LIST_FOR_EACH_ENTRY(v, &private_output->vblank_handler_list, link) {
  79                 TDM_ERR("vblank_handler(%p) interval(%d) sync(%d) sent_to_frontend(%u) owner_tid(%d)",
  80                                 v, v->interval, v->sync, v->sent_to_frontend, v->owner_tid);
  81         }
  82
  83         return TDM_ERROR_NONE;
  84 }
  85
  86 INTERN void
  87 tdm_output_vblank_print_wait_information(tdm_private_output *private_output, void *user_data)
  88 {
  89         tdm_private_output_vblank_handler *v = NULL;
  90
  91         TDM_RETURN_IF_FAIL(private_output != NULL);
  92         TDM_RETURN_IF_FAIL(user_data != NULL);
  93
  94         TDM_ERR("TDM output(%d) vblank user_data(%p) info!!", private_output->pipe, user_data);
  95
  96         LIST_FOR_EACH_ENTRY(v, &private_output->vblank_handler_list, link) {
  97                 if (v->user_data != user_data)
  98                         continue;
  99                 TDM_ERR("vblank_handler(%p) interval(%d) sync(%d) sent_to_frontend(%u) owner_tid(%d)",
 100                                 v, v->interval, v->sync, v->sent_to_frontend, v->owner_tid);
 101         }
 102 }
 103
 104 static void
 105 _tdm_output_vblank_timeout_update(tdm_private_output *private_output, int ms_delay)
 106 {
 107         tdm_error ret;
 108
 109         if (!private_output->vblank_timeout_timer) {
 110                 private_output->vblank_timeout_timer =
 111                         tdm_event_loop_add_timer_handler(private_output->private_display,
 112                                                                                          _tdm_output_vblank_timeout_cb,
 113                                                                                          private_output,
 114                                                                                          &ret);
 115                 if (!private_output->vblank_timeout_timer) {
 116                         TDM_ERR("output(%d) couldn't add timer", private_output->pipe);
 117                         return;
 118                 }
 119                 TDM_INFO("output(%d) create vblank timeout timer", private_output->pipe);
 120                 private_output->vblank_timeout_timer_expired = 0;
 121         }
 122
 123         ret = tdm_event_loop_source_timer_update(private_output->vblank_timeout_timer, ms_delay);
 124         if (ret != TDM_ERROR_NONE) {
 125                 TDM_ERR("output(%d) couldn't update timer", private_output->pipe);
 126                 return;
 127         }
 128 }
 129
 130 static tdm_private_hwc_window *
 131 _tdm_output_find_private_hwc_window(tdm_private_output *private_output,
 132                                                                 tdm_hwc_window *hwc_window_backend)
 133 {
 134         tdm_private_hwc_window *private_hwc_window = NULL;
 135
 136         LIST_FOR_EACH_ENTRY(private_hwc_window, &private_output->hwc_window_list, link) {
 137                 if (private_hwc_window->hwc_window_backend == hwc_window_backend)
 138                         return private_hwc_window;
 139         }
 140
 141         return NULL;
 142 }
 143
 144 INTERN tdm_error
 145 tdm_output_init(tdm_private_display *private_display)
 146 {
 147         tdm_thread_cb_set_find_func(TDM_THREAD_CB_OUTPUT_COMMIT, tdm_display_find_output_stamp);
 148         tdm_thread_cb_set_find_func(TDM_THREAD_CB_OUTPUT_VBLANK, tdm_display_find_output_stamp);
 149         tdm_thread_cb_set_find_func(TDM_THREAD_CB_OUTPUT_CHANGE, tdm_display_find_output_stamp);
 150
 151         return TDM_ERROR_NONE;
 152 }
 153
 154 EXTERN tdm_backend *
 155 tdm_output_get_backend(tdm_output *output, tdm_error *error)
 156 {
 157         tdm_private_backend *private_backend;
 158
 159         OUTPUT_FUNC_ENTRY_ERROR();
 160
 161         _pthread_mutex_lock(&private_display->lock);
 162
 163         private_backend = private_output->private_backend;
 164
 165         if (error)
 166                 *error = TDM_ERROR_NONE;
 167
 168         _pthread_mutex_unlock(&private_display->lock);
 169
 170         return private_backend;
 171 }
 172
 173 EXTERN tdm_error
 174 tdm_output_get_model_info(tdm_output *output, const char **maker,
 175                                                   const char **model, const char **name)
 176 {
 177         OUTPUT_FUNC_ENTRY();
 178
 179         _pthread_mutex_lock(&private_display->lock);
 180
 181         if (maker)
 182                 *maker = private_output->caps.maker;
 183         if (model)
 184                 *model = private_output->caps.model;
 185         if (name)
 186                 *name = private_output->caps.name;
 187
 188         _pthread_mutex_unlock(&private_display->lock);
 189
 190         return ret;
 191 }
 192
 193 EXTERN tdm_error
 194 tdm_output_get_capabilities(tdm_output *output, tdm_output_capability *capabilities)
 195 {
 196         OUTPUT_FUNC_ENTRY();
 197
 198         TDM_RETURN_VAL_IF_FAIL(capabilities != NULL, TDM_ERROR_INVALID_PARAMETER);
 199
 200         _pthread_mutex_lock(&private_display->lock);
 201
 202         *capabilities = private_output->caps.capabilities;
 203
 204         _pthread_mutex_unlock(&private_display->lock);
 205
 206         return ret;
 207 }
 208
 209 EXTERN tdm_error
 210 tdm_output_get_conn_status(tdm_output *output, tdm_output_conn_status *status)
 211 {
 212         OUTPUT_FUNC_ENTRY();
 213
 214         TDM_RETURN_VAL_IF_FAIL(status != NULL, TDM_ERROR_INVALID_PARAMETER);
 215
 216         _pthread_mutex_lock(&private_display->lock);
 217
 218         *status = private_output->caps.status;
 219
 220         _pthread_mutex_unlock(&private_display->lock);
 221
 222         return ret;
 223 }
 224
 225 /* LCOV_EXCL_START */
 226 static void
 227 _tdm_output_update(tdm_output *output_backend, void *user_data)
 228 {
 229         tdm_private_output *private_output = user_data;
 230         tdm_error ret;
 231
 232         TDM_RETURN_IF_FAIL(private_output);
 233
 234         ret = tdm_display_update_output(private_output->private_backend, output_backend, private_output->pipe);
 235         TDM_RETURN_IF_FAIL(ret == TDM_ERROR_NONE);
 236 }
 237 /* LCOV_EXCL_STOP */
 238
 239 INTERN void
 240 tdm_output_thread_cb_change(tdm_private_display *private_display, void *object, tdm_thread_cb_base *cb_base, void *user_data)
 241 {
 242         tdm_private_output *private_output = object;
 243         tdm_thread_cb_output_change *output_change = (tdm_thread_cb_output_change *)cb_base;
 244         tdm_private_output_change_handler *change_handler = user_data;
 245
 246         TDM_RETURN_IF_FAIL(TDM_MUTEX_IS_LOCKED());
 247
 248         assert(change_handler->owner_tid == syscall(SYS_gettid));
 249
 250         _pthread_mutex_unlock(&private_display->lock);
 251         change_handler->func(private_output, output_change->type, output_change->value, change_handler->user_data);
 252         _pthread_mutex_lock(&private_display->lock);
 253 }
 254
 255 static tdm_error
 256 _tdm_output_call_thread_cb_change(tdm_private_output *private_output, tdm_output_change_type type, tdm_value value)
 257 {
 258         tdm_thread_cb_output_change output_change;
 259         tdm_error ret;
 260
 261         memset(&output_change, 0, sizeof output_change);
 262         output_change.base.type = TDM_THREAD_CB_OUTPUT_CHANGE;
 263         output_change.base.length = sizeof output_change;
 264         output_change.base.object_stamp = private_output->stamp;
 265         output_change.base.data = NULL;
 266         output_change.base.sync = 1;
 267         output_change.type = type;
 268         output_change.value = value;
 269
 270         ret = tdm_thread_cb_call(private_output, &output_change.base);
 271         TDM_WARNING_IF_FAIL(ret == TDM_ERROR_NONE);
 272
 273         return TDM_ERROR_NONE;
 274 }
 275
 276 INTERN void
 277 tdm_output_cb_status(tdm_output *output_backend, tdm_output_conn_status status, void *user_data)
 278 {
 279         tdm_private_output *private_output = user_data;
 280         tdm_value value;
 281         tdm_error ret;
 282
 283         TDM_INFO("output(%d) main %s", private_output->pipe, tdm_status_str(status));
 284
 285         _tdm_output_update(output_backend, user_data);
 286
 287         value.u32 = status;
 288
 289         ret = _tdm_output_call_thread_cb_change(private_output, TDM_OUTPUT_CHANGE_CONNECTION, value);
 290         TDM_WARNING_IF_FAIL(ret == TDM_ERROR_NONE);
 291 }
 292
 293 INTERN void
 294 tdm_output_cb_dpms(tdm_output *output_backend, tdm_output_dpms dpms, void *user_data)
 295 {
 296         tdm_private_output *private_output = user_data;
 297         tdm_value value;
 298         tdm_error ret;
 299
 300         TDM_INFO("output(%d) %s", private_output->pipe, tdm_status_str(dpms));
 301
 302         private_output->current_dpms_value = dpms;
 303         private_output->waiting_dpms_change = 0;
 304         TDM_INFO("output(%d) dpms async '%s' done", private_output->pipe, tdm_dpms_str(dpms));
 305
 306         value.u32 = dpms;
 307
 308         ret = _tdm_output_call_thread_cb_change(private_output, TDM_OUTPUT_CHANGE_DPMS, value);
 309         TDM_WARNING_IF_FAIL(ret == TDM_ERROR_NONE);
 310 }
 311
 312 EXTERN tdm_error
 313 tdm_output_add_change_handler(tdm_output *output,
 314                                                           tdm_output_change_handler func,
 315                                                           void *user_data)
 316 {
 317         tdm_private_output_change_handler *change_handler;
 318         OUTPUT_FUNC_ENTRY();
 319
 320         TDM_RETURN_VAL_IF_FAIL(func != NULL, TDM_ERROR_INVALID_PARAMETER);
 321
 322         _pthread_mutex_lock(&private_display->lock);
 323
 324         change_handler = calloc(1, sizeof(tdm_private_output_change_handler));
 325         if (!change_handler) {
 326                 /* LCOV_EXCL_START */
 327                 TDM_ERR("failed: alloc memory");
 328                 _pthread_mutex_unlock(&private_display->lock);
 329                 return TDM_ERROR_OUT_OF_MEMORY;
 330                 /* LCOV_EXCL_STOP */
 331         }
 332
 333         ret = tdm_thread_cb_add(private_output, TDM_THREAD_CB_OUTPUT_CHANGE, NULL, tdm_output_thread_cb_change, change_handler);
 334         if (ret != TDM_ERROR_NONE) {
 335                 /* LCOV_EXCL_START */
 336                 TDM_ERR("tdm_thread_cb_add failed");
 337                 free(change_handler);
 338                 _pthread_mutex_unlock(&private_display->lock);
 339                 return TDM_ERROR_OPERATION_FAILED;
 340                 /* LCOV_EXCL_STOP */
 341         }
 342
 343         change_handler->private_output = private_output;
 344         change_handler->func = func;
 345         change_handler->user_data = user_data;
 346         change_handler->owner_tid = syscall(SYS_gettid);
 347
 348         LIST_ADDTAIL(&change_handler->link, &private_output->change_handler_list);
 349
 350         _pthread_mutex_unlock(&private_display->lock);
 351
 352         return ret;
 353 }
 354
 355 EXTERN void
 356 tdm_output_remove_change_handler(tdm_output *output,
 357                                                                  tdm_output_change_handler func,
 358                                                                  void *user_data)
 359 {
 360         tdm_private_display *private_display;
 361         tdm_private_output *private_output;
 362         tdm_private_output_change_handler *change_handler = NULL, *hh = NULL;
 363
 364         TDM_RETURN_IF_FAIL(tdm_output_is_valid(output));
 365         TDM_RETURN_IF_FAIL(func != NULL);
 366
 367         private_output = (tdm_private_output*)output;
 368         private_display = private_output->private_display;
 369
 370         _pthread_mutex_lock(&private_display->lock);
 371
 372         LIST_FOR_EACH_ENTRY_SAFE(change_handler, hh, &private_output->change_handler_list, link) {
 373                 if (change_handler->func != func || change_handler->user_data != user_data)
 374                         continue;
 375
 376                 tdm_thread_cb_remove(private_output, TDM_THREAD_CB_OUTPUT_CHANGE, NULL, tdm_output_thread_cb_change, change_handler);
 377
 378                 LIST_DEL(&change_handler->link);
 379                 free(change_handler);
 380
 381                 _pthread_mutex_unlock(&private_display->lock);
 382
 383                 return;
 384         }
 385
 386         _pthread_mutex_unlock(&private_display->lock);
 387 }
 388
 389 EXTERN tdm_error
 390 tdm_output_get_output_type(tdm_output *output, tdm_output_type *type)
 391 {
 392         OUTPUT_FUNC_ENTRY();
 393
 394         TDM_RETURN_VAL_IF_FAIL(type != NULL, TDM_ERROR_INVALID_PARAMETER);
 395
 396         _pthread_mutex_lock(&private_display->lock);
 397
 398         *type = private_output->caps.type;
 399
 400         _pthread_mutex_unlock(&private_display->lock);
 401
 402         return ret;
 403 }
 404
 405 EXTERN tdm_error
 406 tdm_output_get_layer_count(tdm_output *output, int *count)
 407 {
 408         tdm_private_layer *private_layer = NULL;
 409
 410         OUTPUT_FUNC_ENTRY();
 411
 412         TDM_RETURN_VAL_IF_FAIL(count != NULL, TDM_ERROR_INVALID_PARAMETER);
 413
 414         _pthread_mutex_lock(&private_display->lock);
 415
 416         if (private_output->caps.capabilities & TDM_OUTPUT_CAPABILITY_HWC) {
 417                 TDM_ERR("output(%p) support HWC. Use HWC functions", private_output);
 418                 *count = 0;
 419                 _pthread_mutex_unlock(&private_display->lock);
 420                 return TDM_ERROR_BAD_REQUEST;
 421         }
 422
 423         *count = 0;
 424         LIST_FOR_EACH_ENTRY(private_layer, &private_output->layer_list, link)
 425         (*count)++;
 426         if (*count == 0) {
 427                 _pthread_mutex_unlock(&private_display->lock);
 428                 return TDM_ERROR_NONE;
 429         }
 430
 431         _pthread_mutex_unlock(&private_display->lock);
 432
 433         return ret;
 434 }
 435
 436
 437 EXTERN tdm_layer *
 438 tdm_output_get_layer(tdm_output *output, int index, tdm_error *error)
 439 {
 440         tdm_private_layer *private_layer = NULL;
 441
 442         OUTPUT_FUNC_ENTRY_ERROR();
 443
 444         _pthread_mutex_lock(&private_display->lock);
 445
 446         if (error)
 447                 *error = TDM_ERROR_NONE;
 448
 449         if (private_output->caps.capabilities & TDM_OUTPUT_CAPABILITY_HWC) {
 450                 _pthread_mutex_unlock(&private_display->lock);
 451                 TDM_ERR("output(%p) support HWC. Use HWC functions", private_output);
 452                 if (error)
 453                         *error = TDM_ERROR_BAD_REQUEST;
 454                 return NULL;
 455         }
 456
 457         LIST_FOR_EACH_ENTRY(private_layer, &private_output->layer_list, link) {
 458                 if (private_layer->index == index) {
 459                         _pthread_mutex_unlock(&private_display->lock);
 460                         return private_layer;
 461                 }
 462         }
 463
 464         _pthread_mutex_unlock(&private_display->lock);
 465
 466         return NULL;
 467 }
 468
 469 EXTERN tdm_error
 470 tdm_output_get_available_properties(tdm_output *output, const tdm_prop **props,
 471                                                                         int *count)
 472 {
 473         OUTPUT_FUNC_ENTRY();
 474
 475         TDM_RETURN_VAL_IF_FAIL(props != NULL, TDM_ERROR_INVALID_PARAMETER);
 476         TDM_RETURN_VAL_IF_FAIL(count != NULL, TDM_ERROR_INVALID_PARAMETER);
 477
 478         _pthread_mutex_lock(&private_display->lock);
 479
 480         *props = (const tdm_prop *)private_output->caps.props;
 481         *count = private_output->caps.prop_count;
 482
 483         _pthread_mutex_unlock(&private_display->lock);
 484
 485         return ret;
 486 }
 487
 488 EXTERN tdm_error
 489 tdm_output_get_available_modes(tdm_output *output,
 490                                                            const tdm_output_mode **modes, int *count)
 491 {
 492         OUTPUT_FUNC_ENTRY();
 493
 494         TDM_RETURN_VAL_IF_FAIL(modes != NULL, TDM_ERROR_INVALID_PARAMETER);
 495         TDM_RETURN_VAL_IF_FAIL(count != NULL, TDM_ERROR_INVALID_PARAMETER);
 496
 497         _pthread_mutex_lock(&private_display->lock);
 498
 499         *modes = (const tdm_output_mode *)private_output->caps.modes;
 500         *count = private_output->caps.mode_count;
 501
 502         _pthread_mutex_unlock(&private_display->lock);
 503
 504         return ret;
 505 }
 506
 507 EXTERN tdm_error
 508 tdm_output_get_available_size(tdm_output *output, int *min_w, int *min_h,
 509                                                           int *max_w, int *max_h, int *preferred_align)
 510 {
 511         OUTPUT_FUNC_ENTRY();
 512
 513         _pthread_mutex_lock(&private_display->lock);
 514
 515         if (min_w)
 516                 *min_w = TDM_FRONT_VALUE(private_output->caps.min_w);
 517         if (min_h)
 518                 *min_h = TDM_FRONT_VALUE(private_output->caps.min_h);
 519         if (max_w)
 520                 *max_w = TDM_FRONT_VALUE(private_output->caps.max_w);
 521         if (max_h)
 522                 *max_h = TDM_FRONT_VALUE(private_output->caps.max_h);
 523         if (preferred_align)
 524                 *preferred_align = TDM_FRONT_VALUE(private_output->caps.preferred_align);
 525
 526         _pthread_mutex_unlock(&private_display->lock);
 527
 528         return ret;
 529 }
 530
 531 EXTERN tdm_error
 532 tdm_output_get_cursor_available_size(tdm_output *output, int *min_w, int *min_h,
 533                                                                          int *max_w, int *max_h, int *preferred_align)
 534 {
 535         OUTPUT_FUNC_ENTRY();
 536
 537         _pthread_mutex_lock(&private_display->lock);
 538
 539         if (!tdm_backend_check_module_abi(private_output->private_backend, 1, 5)) {
 540                 _pthread_mutex_unlock(&private_display->lock);
 541                 return TDM_ERROR_BAD_REQUEST;
 542         }
 543
 544         if (min_w)
 545                 *min_w = TDM_FRONT_VALUE(private_output->caps.cursor_min_w);
 546         if (min_h)
 547                 *min_h = TDM_FRONT_VALUE(private_output->caps.cursor_min_h);
 548         if (max_w)
 549                 *max_w = TDM_FRONT_VALUE(private_output->caps.cursor_max_w);
 550         if (max_h)
 551                 *max_h = TDM_FRONT_VALUE(private_output->caps.cursor_max_h);
 552         if (preferred_align)
 553                 *preferred_align = TDM_FRONT_VALUE(private_output->caps.cursor_preferred_align);
 554
 555         _pthread_mutex_unlock(&private_display->lock);
 556
 557         return ret;
 558 }
 559
 560 EXTERN tdm_error
 561 tdm_output_get_physical_size(tdm_output *output, unsigned int *mmWidth,
 562                                                          unsigned int *mmHeight)
 563 {
 564         OUTPUT_FUNC_ENTRY();
 565
 566         _pthread_mutex_lock(&private_display->lock);
 567
 568         if (mmWidth)
 569                 *mmWidth = private_output->caps.mmWidth;
 570         if (mmHeight)
 571                 *mmHeight = private_output->caps.mmHeight;
 572
 573         _pthread_mutex_unlock(&private_display->lock);
 574
 575         return ret;
 576 }
 577
 578 EXTERN tdm_error
 579 tdm_output_get_subpixel(tdm_output *output, unsigned int *subpixel)
 580 {
 581         OUTPUT_FUNC_ENTRY();
 582         TDM_RETURN_VAL_IF_FAIL(subpixel != NULL, TDM_ERROR_INVALID_PARAMETER);
 583
 584         _pthread_mutex_lock(&private_display->lock);
 585
 586         *subpixel = private_output->caps.subpixel;
 587
 588         _pthread_mutex_unlock(&private_display->lock);
 589
 590         return ret;
 591 }
 592
 593 EXTERN tdm_error
 594 tdm_output_get_pipe(tdm_output *output, unsigned int *pipe)
 595 {
 596         OUTPUT_FUNC_ENTRY();
 597         TDM_RETURN_VAL_IF_FAIL(pipe != NULL, TDM_ERROR_INVALID_PARAMETER);
 598
 599         _pthread_mutex_lock(&private_display->lock);
 600
 601         *pipe = private_output->pipe;
 602
 603         _pthread_mutex_unlock(&private_display->lock);
 604
 605         return ret;
 606 }
 607
 608 EXTERN tdm_error
 609 tdm_output_get_primary_index(tdm_output *output, int *index)
 610 {
 611         tdm_private_layer *private_layer = NULL;
 612
 613         OUTPUT_FUNC_ENTRY();
 614         TDM_RETURN_VAL_IF_FAIL(index != NULL, TDM_ERROR_INVALID_PARAMETER);
 615
 616         _pthread_mutex_lock(&private_display->lock);
 617
 618         LIST_FOR_EACH_ENTRY(private_layer, &private_output->layer_list, link) {
 619                 if (private_layer->caps.capabilities & TDM_LAYER_CAPABILITY_PRIMARY) {
 620                         *index = private_layer->index;
 621                         break;
 622                 }
 623         }
 624
 625         _pthread_mutex_unlock(&private_display->lock);
 626
 627         return ret;
 628 }
 629
 630 EXTERN tdm_error
 631 tdm_output_set_property(tdm_output *output, unsigned int id, tdm_value value)
 632 {
 633         tdm_private_backend *private_backend;
 634         tdm_func_output *func_output;
 635         OUTPUT_FUNC_ENTRY();
 636
 637         _pthread_mutex_lock(&private_display->lock);
 638
 639         private_backend = private_output->private_backend;
 640         func_output = &private_backend->func_output;
 641
 642         if (!func_output->output_set_property) {
 643                 /* LCOV_EXCL_START */
 644                 _pthread_mutex_unlock(&private_display->lock);
 645                 TDM_WRN("not implemented!!");
 646                 return TDM_ERROR_NOT_IMPLEMENTED;
 647                 /* LCOV_EXCL_STOP */
 648         }
 649
 650         ret = func_output->output_set_property(private_output->output_backend, id,
 651                                                                                    value);
 652
 653         _pthread_mutex_unlock(&private_display->lock);
 654
 655         return ret;
 656 }
 657
 658 EXTERN tdm_error
 659 tdm_output_get_property(tdm_output *output, unsigned int id, tdm_value *value)
 660 {
 661         tdm_private_backend *private_backend;
 662         tdm_func_output *func_output;
 663         OUTPUT_FUNC_ENTRY();
 664
 665         TDM_RETURN_VAL_IF_FAIL(value != NULL, TDM_ERROR_INVALID_PARAMETER);
 666
 667         _pthread_mutex_lock(&private_display->lock);
 668
 669         private_backend = private_output->private_backend;
 670         func_output = &private_backend->func_output;
 671
 672         if (!func_output->output_get_property) {
 673                 /* LCOV_EXCL_START */
 674                 _pthread_mutex_unlock(&private_display->lock);
 675                 TDM_WRN("not implemented!!");
 676                 return TDM_ERROR_NOT_IMPLEMENTED;
 677                 /* LCOV_EXCL_STOP */
 678         }
 679
 680         ret = func_output->output_get_property(private_output->output_backend, id,
 681                                                                                    value);
 682
 683         _pthread_mutex_unlock(&private_display->lock);
 684
 685         return ret;
 686 }
 687
 688 static void
 689 _tdm_output_thread_cb_vblank(tdm_private_display *private_display, void *object, tdm_thread_cb_base *cb_base, void *user_data)
 690 {
 691         tdm_thread_cb_output_vblank *output_vblank = (tdm_thread_cb_output_vblank *)cb_base;
 692         tdm_private_output_vblank_handler *vblank_handler = output_vblank->base.data;
 693         tdm_private_output_vblank_handler *v = NULL, *vv = NULL;
 694         tdm_private_output *private_output = object;
 695         struct list_head clone_list;
 696         int interval, sync;
 697         pid_t tid = syscall(SYS_gettid);
 698
 699         TDM_RETURN_IF_FAIL(TDM_MUTEX_IS_LOCKED());
 700
 701         assert(vblank_handler->owner_tid == tid);
 702
 703         vblank_handler->sent_to_frontend = 0;
 704
 705         _tdm_output_vblank_timeout_update(private_output, 0);
 706
 707         tdm_thread_cb_remove(private_output, TDM_THREAD_CB_OUTPUT_VBLANK, vblank_handler, _tdm_output_thread_cb_vblank, NULL);
 708
 709         interval = vblank_handler->interval;
 710         sync = vblank_handler->sync;
 711
 712         LIST_INITHEAD(&clone_list);
 713
 714         LIST_FOR_EACH_ENTRY_SAFE(v, vv, &private_output->vblank_handler_list, link) {
 715                 if (v->interval != interval || v->sync != sync || v->owner_tid != tid)
 716                         continue;
 717
 718                 LIST_DEL(&v->link);
 719                 LIST_ADDTAIL(&v->link, &clone_list);
 720         }
 721
 722         if (tdm_debug_module & TDM_DEBUG_COMMIT)
 723                 TDM_INFO("----------------------------------------- output(%d) got vblank", private_output->pipe);
 724
 725         _pthread_mutex_unlock(&private_display->lock);
 726         LIST_FOR_EACH_ENTRY_SAFE(v, vv, &clone_list, link) {
 727                 if (tdm_debug_module & TDM_DEBUG_COMMIT)
 728                         TDM_INFO("handler(%p)", v);
 729
 730                 LIST_DEL(&v->link);
 731
 732                 if (v->func)
 733                         v->func(v->private_output,
 734                                         output_vblank->sequence,
 735                                         output_vblank->tv_sec,
 736                                         output_vblank->tv_usec,
 737                                         v->user_data);
 738
 739                 free(v);
 740         }
 741         _pthread_mutex_lock(&private_display->lock);
 742
 743         if (tdm_debug_module & TDM_DEBUG_COMMIT)
 744                 TDM_INFO("-----------------------------------------...");
 745 }
 746
 747 static void
 748 _tdm_output_cb_vblank(tdm_output *output_backend, unsigned int sequence,
 749                                           unsigned int tv_sec, unsigned int tv_usec, void *user_data)
 750 {
 751         tdm_private_output_vblank_handler *vblank_handler = user_data;
 752         tdm_thread_cb_output_vblank output_vblank;
 753         tdm_error ret;
 754
 755         memset(&output_vblank, 0, sizeof output_vblank);
 756         output_vblank.base.type = TDM_THREAD_CB_OUTPUT_VBLANK;
 757         output_vblank.base.length = sizeof output_vblank;
 758         output_vblank.base.object_stamp = vblank_handler->private_output->stamp;
 759         output_vblank.base.data = vblank_handler;
 760         output_vblank.base.sync = 0;
 761         output_vblank.sequence = sequence;
 762         output_vblank.tv_sec = tv_sec;
 763         output_vblank.tv_usec = tv_usec;
 764
 765         vblank_handler->sent_to_frontend = 1;
 766
 767         ret = tdm_thread_cb_call(vblank_handler->private_output, &output_vblank.base);
 768         TDM_WARNING_IF_FAIL(ret == TDM_ERROR_NONE);
 769 }
 770
 771 static void
 772 _tdm_output_thread_cb_commit(tdm_private_display *private_display, void *object, tdm_thread_cb_base *cb_base, void *user_data)
 773 {
 774         tdm_thread_cb_output_commit *output_commit = (tdm_thread_cb_output_commit *)cb_base;
 775         tdm_private_output_commit_handler *output_commit_handler = output_commit->base.data;
 776         tdm_private_output *private_output = object;
 777         tdm_private_layer *private_layer = NULL;
 778
 779         TDM_RETURN_IF_FAIL(TDM_MUTEX_IS_LOCKED());
 780
 781         if (!output_commit_handler)
 782                 return;
 783
 784         assert(output_commit_handler->owner_tid == syscall(SYS_gettid));
 785
 786         tdm_thread_cb_remove(private_output, TDM_THREAD_CB_OUTPUT_COMMIT, output_commit_handler, _tdm_output_thread_cb_commit, NULL);
 787
 788         LIST_DEL(&output_commit_handler->link);
 789
 790         if (tdm_debug_module & TDM_DEBUG_COMMIT) {
 791                 TDM_INFO("----------------------------------------- output(%d) committed", private_output->pipe);
 792                 TDM_INFO("handler(%p)", output_commit_handler);
 793         }
 794
 795         if (private_output->commit_type == TDM_COMMIT_TYPE_OUTPUT) {
 796                 /* In case of layer commit, the below will be handled in the layer commit callback */
 797                 LIST_FOR_EACH_ENTRY(private_layer, &private_output->layer_list, link) {
 798                         if (private_layer->committed_buffer)
 799                                 tdm_layer_committed(private_layer, &private_layer->committed_buffer);
 800                 }
 801         }
 802
 803         if (output_commit_handler->func) {
 804                 _pthread_mutex_unlock(&private_display->lock);
 805                 output_commit_handler->func(private_output,
 806                                                                         output_commit->sequence,
 807                                                                         output_commit->tv_sec,
 808                                                                         output_commit->tv_usec,
 809                                                                         output_commit_handler->user_data);
 810                 _pthread_mutex_lock(&private_display->lock);
 811         }
 812
 813         free(output_commit_handler);
 814
 815         if (tdm_debug_module & TDM_DEBUG_COMMIT)
 816                 TDM_INFO("-----------------------------------------...");
 817 }
 818
 819 static void
 820 _tdm_output_cb_commit(tdm_output *output_backend, unsigned int sequence,
 821                                           unsigned int tv_sec, unsigned int tv_usec, void *user_data)
 822 {
 823         tdm_private_output_commit_handler *output_commit_handler = user_data;
 824         tdm_private_output *private_output;
 825         tdm_thread_cb_output_commit output_commit;
 826         tdm_error ret;
 827
 828         if (output_commit_handler)
 829                 private_output = output_commit_handler->private_output;
 830         else
 831                 private_output = tdm_display_find_private_output(tdm_display_get(), output_backend);
 832
 833         memset(&output_commit, 0, sizeof output_commit);
 834         output_commit.base.type = TDM_THREAD_CB_OUTPUT_COMMIT;
 835         output_commit.base.length = sizeof output_commit;
 836         output_commit.base.object_stamp = private_output->stamp;
 837         output_commit.base.data = output_commit_handler;
 838         output_commit.base.sync = 0;
 839         output_commit.sequence = sequence;
 840         output_commit.tv_sec = tv_sec;
 841         output_commit.tv_usec = tv_usec;
 842
 843         ret = tdm_thread_cb_call(private_output, &output_commit.base);
 844         TDM_WARNING_IF_FAIL(ret == TDM_ERROR_NONE);
 845 }
 846
 847 /* add_front: To distinguish between the user vblank handlers and the layer
 848  *            commit vblank handlers. The layer commit handlers will be called
 849  *            before calling the user vblank handlers.
 850  */
 851 static tdm_error
 852 _tdm_output_wait_vblank(tdm_private_output *private_output, int interval, int sync,
 853                                                 tdm_output_vblank_handler func, void *user_data,
 854                                                 unsigned int add_front)
 855 {
 856         tdm_private_backend *private_backend;
 857         tdm_func_output *func_output;
 858         tdm_private_output_vblank_handler *vblank_handler = NULL, *v = NULL;
 859         unsigned int skip_request = 0;
 860         pid_t tid = syscall(SYS_gettid);
 861         tdm_error ret = TDM_ERROR_NONE;
 862
 863         private_backend = private_output->private_backend;
 864         func_output = &private_backend->func_output;
 865
 866         /* interval SHOULD be at least 1 */
 867         if (interval <= 0)
 868                 interval = 1;
 869
 870         if (!func_output->output_wait_vblank) {
 871                 /* LCOV_EXCL_START */
 872                 TDM_WRN("not implemented!!");
 873                 return TDM_ERROR_NOT_IMPLEMENTED;
 874                 /* LCOV_EXCL_STOP */
 875         }
 876
 877         if (!private_output->regist_vblank_cb) {
 878                 private_output->regist_vblank_cb = 1;
 879                 ret = func_output->output_set_vblank_handler(private_output->output_backend,
 880                                 _tdm_output_cb_vblank);
 881         }
 882
 883         vblank_handler = calloc(1, sizeof(tdm_private_output_vblank_handler));
 884         if (!vblank_handler) {
 885                 /* LCOV_EXCL_START */
 886                 TDM_ERR("failed: alloc memory");
 887                 return TDM_ERROR_OUT_OF_MEMORY;
 888                 /* LCOV_EXCL_STOP */
 889         }
 890
 891         if (tdm_debug_module & TDM_DEBUG_COMMIT)
 892                 TDM_INFO("output(%d) wait_vblank: handler(%p)", private_output->pipe, vblank_handler);
 893
 894         LIST_FOR_EACH_ENTRY(v, &private_output->vblank_handler_list, link) {
 895                 if (v->interval == interval && v->sync == sync && v->owner_tid == tid) {
 896                         skip_request = 1;
 897                         break;
 898                 }
 899         }
 900
 901         if (add_front)
 902                 LIST_ADD(&vblank_handler->link, &private_output->vblank_handler_list);
 903         else
 904                 LIST_ADDTAIL(&vblank_handler->link, &private_output->vblank_handler_list);
 905
 906         vblank_handler->private_output = private_output;
 907         vblank_handler->interval = interval;
 908         vblank_handler->sync = sync;
 909         vblank_handler->func = func;
 910         vblank_handler->user_data = user_data;
 911         vblank_handler->owner_tid = tid;
 912
 913         /* If there is the previous request, we can skip to call output_wait_vblank() */
 914         if (!skip_request) {
 915                 ret = tdm_thread_cb_add(private_output, TDM_THREAD_CB_OUTPUT_VBLANK, vblank_handler, _tdm_output_thread_cb_vblank, NULL);
 916                 if (ret != TDM_ERROR_NONE) {
 917                         TDM_ERR("tdm_thread_cb_add failed");
 918                         goto wait_failed;
 919                 }
 920
 921                 ret = func_output->output_wait_vblank(private_output->output_backend, interval,
 922                                                                                           sync, vblank_handler);
 923                 TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, wait_failed);
 924
 925                 _tdm_output_vblank_timeout_update(private_output, 1000);
 926
 927                 if (tdm_debug_module & TDM_DEBUG_COMMIT)
 928                         TDM_INFO("output(%d) backend wait_vblank", private_output->pipe);
 929         }
 930
 931         return ret;
 932
 933 wait_failed:
 934         /* LCOV_EXCL_START */
 935         if (vblank_handler) {
 936                 tdm_thread_cb_remove(private_output, TDM_THREAD_CB_OUTPUT_VBLANK, vblank_handler, _tdm_output_thread_cb_vblank, NULL);
 937                 LIST_DEL(&vblank_handler->link);
 938                 free(vblank_handler);
 939         }
 940         return ret;
 941         /* LCOV_EXCL_STOP */
 942 }
 943
 944 EXTERN tdm_error
 945 tdm_output_wait_vblank(tdm_output *output, int interval, int sync,
 946                                            tdm_output_vblank_handler func, void *user_data)
 947 {
 948         OUTPUT_FUNC_ENTRY();
 949
 950         _pthread_mutex_lock(&private_display->lock);
 951
 952         if (TDM_OUTPUT_DPMS_VSYNC_IS_OFF(private_output->current_dpms_value)) {
 953                 TDM_WRN("output(%d) dpms: %s", private_output->pipe,
 954                                 tdm_dpms_str(private_output->current_dpms_value));
 955                 _pthread_mutex_unlock(&private_display->lock);
 956                 return TDM_ERROR_DPMS_OFF;
 957         }
 958
 959         ret = _tdm_output_wait_vblank(private_output, interval, sync, func, user_data, 0);
 960
 961         _pthread_mutex_unlock(&private_display->lock);
 962
 963         return ret;
 964 }
 965
 966 /* LCOV_EXCL_START */
 967 EXTERN tdm_error
 968 tdm_output_wait_vblank_add_front(tdm_output *output, int interval, int sync,
 969                                                                  tdm_output_vblank_handler func, void *user_data)
 970 {
 971         OUTPUT_FUNC_ENTRY();
 972
 973         _pthread_mutex_lock(&private_display->lock);
 974
 975         if (TDM_OUTPUT_DPMS_VSYNC_IS_OFF(private_output->current_dpms_value)) {
 976                 TDM_WRN("output(%d) dpms: %s", private_output->pipe,
 977                                 tdm_dpms_str(private_output->current_dpms_value));
 978                 _pthread_mutex_unlock(&private_display->lock);
 979                 return TDM_ERROR_DPMS_OFF;
 980         }
 981
 982         ret = _tdm_output_wait_vblank(private_output, interval, sync, func, user_data, 1);
 983
 984         _pthread_mutex_unlock(&private_display->lock);
 985
 986         return ret;
 987 }
 988 /* LCOV_EXCL_STOP */
 989
 990 INTERN void
 991 tdm_output_remove_vblank_handler_internal(tdm_output *output, tdm_output_vblank_handler func, void *user_data)
 992 {
 993         tdm_private_output *private_output = (tdm_private_output*)output;
 994         tdm_private_output_vblank_handler *v = NULL;
 995
 996         TDM_RETURN_IF_FAIL(private_output != NULL);
 997         TDM_RETURN_IF_FAIL(TDM_MUTEX_IS_LOCKED());
 998
 999         LIST_FOR_EACH_ENTRY(v, &private_output->vblank_handler_list, link) {
1000                 if (v->func == func && v->user_data == user_data) {
1001                         /* only set func & user_data to NULL. It will be freed when an event occurs */
1002                         v->func = NULL;
1003                         v->user_data = NULL;
1004                         break;
1005                 }
1006         }
1007 }
1008
1009 INTERN void
1010 tdm_output_remove_commit_handler_internal(tdm_output *output, tdm_output_commit_handler func, void *user_data)
1011 {
1012         tdm_private_output *private_output = (tdm_private_output*)output;
1013         tdm_private_output_commit_handler *c = NULL;
1014
1015         TDM_RETURN_IF_FAIL(private_output != NULL);
1016         TDM_RETURN_IF_FAIL(TDM_MUTEX_IS_LOCKED());
1017
1018         LIST_FOR_EACH_ENTRY(c, &private_output->output_commit_handler_list, link) {
1019                 if (c->func == func && c->user_data == user_data) {
1020                         /* only set func & user_data to NULL. It will be freed when an event occurs */
1021                         c->func = NULL;
1022                         c->user_data = NULL;
1023                         break;
1024                 }
1025         }
1026 }
1027
1028 EXTERN tdm_error
1029 tdm_output_remove_vblank_handler(tdm_output *output, tdm_output_vblank_handler func, void *user_data)
1030 {
1031         OUTPUT_FUNC_ENTRY();
1032
1033         _pthread_mutex_lock(&private_display->lock);
1034
1035         tdm_output_remove_vblank_handler_internal(output, func, user_data);
1036
1037         _pthread_mutex_unlock(&private_display->lock);
1038
1039         return ret;
1040 }
1041
1042 EXTERN tdm_error
1043 tdm_output_remove_commit_handler(tdm_output *output, tdm_output_commit_handler func, void *user_data)
1044 {
1045         OUTPUT_FUNC_ENTRY();
1046
1047         _pthread_mutex_lock(&private_display->lock);
1048
1049         tdm_output_remove_commit_handler_internal(output, func, user_data);
1050
1051         _pthread_mutex_unlock(&private_display->lock);
1052
1053         return ret;
1054 }
1055
1056 INTERN tdm_error
1057 tdm_output_commit_internal(tdm_output *output, int sync, tdm_output_commit_handler func, void *user_data)
1058 {
1059         tdm_private_output *private_output;
1060         tdm_private_backend *private_backend;
1061         tdm_func_output *func_output;
1062         tdm_private_output_commit_handler *output_commit_handler = NULL;
1063         tdm_private_layer *private_layer = NULL;
1064         tdm_output_dpms dpms_value = TDM_OUTPUT_DPMS_ON;
1065         tdm_error ret = TDM_ERROR_NONE;
1066
1067         TDM_RETURN_VAL_IF_FAIL(tdm_output_is_valid(output), TDM_ERROR_INVALID_PARAMETER);
1068
1069         private_output = (tdm_private_output*)output;
1070         private_backend = private_output->private_backend;
1071         func_output = &private_backend->func_output;
1072
1073         if (!func_output->output_commit) {
1074                 /* LCOV_EXCL_START */
1075                 TDM_WRN("not implemented!!");
1076                 return TDM_ERROR_NOT_IMPLEMENTED;
1077                 /* LCOV_EXCL_STOP */
1078         }
1079
1080         ret = tdm_output_get_dpms_internal(output, &dpms_value);
1081         TDM_RETURN_VAL_IF_FAIL(ret == TDM_ERROR_NONE, ret);
1082
1083         if (!TDM_OUTPUT_DPMS_VSYNC_IS_OFF(dpms_value)) {
1084                 if (func) {
1085                         if (!private_output->regist_commit_cb) {
1086                                 private_output->regist_commit_cb = 1;
1087                                 ret = func_output->output_set_commit_handler(private_output->output_backend, _tdm_output_cb_commit);
1088                                 TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, commit_failed);
1089                         }
1090
1091                         output_commit_handler = calloc(1, sizeof(tdm_private_output_commit_handler));
1092                         if (!output_commit_handler) {
1093                                 /* LCOV_EXCL_START */
1094                                 TDM_ERR("failed: alloc memory");
1095                                 return TDM_ERROR_OUT_OF_MEMORY;
1096                                 /* LCOV_EXCL_STOP */
1097                         }
1098
1099                         ret = tdm_thread_cb_add(private_output, TDM_THREAD_CB_OUTPUT_COMMIT, output_commit_handler, _tdm_output_thread_cb_commit, NULL);
1100                         if (ret != TDM_ERROR_NONE) {
1101                                 TDM_ERR("tdm_thread_cb_add failed");
1102                                 free(output_commit_handler);
1103                                 return ret;
1104                         }
1105
1106                         LIST_ADDTAIL(&output_commit_handler->link, &private_output->output_commit_handler_list);
1107                         output_commit_handler->private_output = private_output;
1108                         output_commit_handler->func = func;
1109                         output_commit_handler->user_data = user_data;
1110                         output_commit_handler->owner_tid = syscall(SYS_gettid);
1111                 }
1112
1113                 ret = func_output->output_commit(private_output->output_backend, sync,
1114                                 output_commit_handler);
1115                 TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, commit_failed);
1116
1117                 if (tdm_debug_module & TDM_DEBUG_COMMIT)
1118                         TDM_INFO("output(%d) backend commit: handle(%p) func(%p) user_data(%p)",
1119                                         private_output->pipe, output_commit_handler, func, user_data);
1120         }
1121
1122         /* Even if DPMS is off, committed_buffer should be changed because it will be referred
1123          * for tdm_layer_committed() function.
1124          */
1125         LIST_FOR_EACH_ENTRY(private_layer, &private_output->layer_list, link) {
1126                 if (!private_layer->waiting_buffer)
1127                         continue;
1128
1129                 private_layer->committed_buffer = private_layer->waiting_buffer;
1130                 private_layer->waiting_buffer = NULL;
1131                 if (tdm_debug_module & TDM_DEBUG_BUFFER)
1132                         TDM_INFO("layer(%p) waiting_buffer(%p) committed_buffer(%p)",
1133                                          private_layer, private_layer->waiting_buffer,
1134                                          private_layer->committed_buffer->buffer);
1135         }
1136
1137         if (TDM_OUTPUT_DPMS_VSYNC_IS_OFF(dpms_value)) {
1138                 TDM_WRN("dpms %s. Directly call commit handler instead of commit.", tdm_dpms_str(dpms_value));
1139                 if (func)
1140                         func(output, 0, 0, 0, user_data);
1141         }
1142
1143         return ret;
1144
1145 commit_failed:
1146         /* LCOV_EXCL_START */
1147         if (output_commit_handler) {
1148                 tdm_thread_cb_remove(private_output, TDM_THREAD_CB_OUTPUT_COMMIT, output_commit_handler, _tdm_output_thread_cb_commit, NULL);
1149                 LIST_DEL(&output_commit_handler->link);
1150                 free(output_commit_handler);
1151         }
1152         return ret;
1153         /* LCOV_EXCL_STOP */
1154 }
1155
1156 EXTERN tdm_error
1157 tdm_output_commit(tdm_output *output, int sync, tdm_output_commit_handler func,
1158                                   void *user_data)
1159 {
1160         tdm_private_layer *private_layer = NULL;
1161
1162         OUTPUT_FUNC_ENTRY();
1163
1164         _pthread_mutex_lock(&private_display->lock);
1165
1166         if (private_output->commit_type == TDM_COMMIT_TYPE_NONE)
1167                 private_output->commit_type = TDM_COMMIT_TYPE_OUTPUT;
1168         else if (private_output->commit_type == TDM_COMMIT_TYPE_LAYER) {
1169                 TDM_ERR("Can't supported. Use tdm_layer_commit");
1170                 _pthread_mutex_unlock(&private_display->lock);
1171                 return TDM_ERROR_BAD_REQUEST;
1172         }
1173
1174         if (private_output->commit_per_vblank) {
1175                 TDM_ERR("Use tdm_layer_commit");
1176                 _pthread_mutex_unlock(&private_display->lock);
1177                 return TDM_ERROR_BAD_REQUEST;
1178         }
1179
1180         if (TDM_OUTPUT_DPMS_VSYNC_IS_OFF(private_output->current_dpms_value)) {
1181                 TDM_ERR("output(%d) dpms: %s", private_output->pipe,
1182                                 tdm_dpms_str(private_output->current_dpms_value));
1183                 _pthread_mutex_unlock(&private_display->lock);
1184                 return TDM_ERROR_DPMS_OFF;
1185         }
1186
1187         if (tdm_debug_module & TDM_DEBUG_COMMIT)
1188                 TDM_INFO("output(%d) commit", private_output->pipe);
1189
1190         /* apply the pending data of all layers */
1191         LIST_FOR_EACH_ENTRY(private_layer, &private_output->layer_list, link) {
1192                 tdm_layer_commit_pending_data(private_layer);
1193         }
1194
1195         ret = tdm_output_commit_internal(output, sync, func, user_data);
1196
1197         _pthread_mutex_unlock(&private_display->lock);
1198
1199         return ret;
1200 }
1201
1202 EXTERN tdm_error
1203 tdm_output_set_mode(tdm_output *output, const tdm_output_mode *mode)
1204 {
1205         tdm_private_backend *private_backend;
1206         tdm_func_output *func_output;
1207         OUTPUT_FUNC_ENTRY();
1208
1209         TDM_RETURN_VAL_IF_FAIL(mode != NULL, TDM_ERROR_INVALID_PARAMETER);
1210
1211         _pthread_mutex_lock(&private_display->lock);
1212
1213         private_backend = private_output->private_backend;
1214         func_output = &private_backend->func_output;
1215
1216         if (!func_output->output_set_mode) {
1217                 /* LCOV_EXCL_START */
1218                 _pthread_mutex_unlock(&private_display->lock);
1219                 TDM_WRN("not implemented!!");
1220                 return TDM_ERROR_NOT_IMPLEMENTED;
1221                 /* LCOV_EXCL_STOP */
1222         }
1223
1224         ret = func_output->output_set_mode(private_output->output_backend, mode);
1225         if (ret == TDM_ERROR_NONE) {
1226                 private_output->current_mode = mode;
1227                 private_output->need_set_target_info = 1;
1228                 TDM_INFO("mode: %dx%d %dhz", mode->hdisplay, mode->vdisplay, mode->vrefresh);
1229         }
1230
1231         _pthread_mutex_unlock(&private_display->lock);
1232
1233         return ret;
1234 }
1235
1236 EXTERN tdm_error
1237 tdm_output_get_mode(tdm_output *output, const tdm_output_mode **mode)
1238 {
1239         OUTPUT_FUNC_ENTRY();
1240
1241         TDM_RETURN_VAL_IF_FAIL(mode != NULL, TDM_ERROR_INVALID_PARAMETER);
1242
1243         _pthread_mutex_lock(&private_display->lock);
1244
1245         *mode = private_output->current_mode;
1246
1247         _pthread_mutex_unlock(&private_display->lock);
1248
1249         return ret;
1250 }
1251
1252 EXTERN tdm_error
1253 tdm_output_set_dpms(tdm_output *output, tdm_output_dpms dpms_value)
1254 {
1255         tdm_private_backend *private_backend;
1256         tdm_func_output *func_output;
1257         OUTPUT_FUNC_ENTRY();
1258
1259         if (dpms_value > TDM_OUTPUT_DPMS_OFF) {
1260                 if (dpms_value & TDM_OUTPUT_DPMS_DEFAULT_MASK) {
1261                         TDM_ERR("Don't use the low-4bit for an extended DPMS mode: dpms_value(%x)", dpms_value);
1262                         return TDM_ERROR_BAD_REQUEST;
1263                 }
1264
1265                 if (!(private_output->caps.capabilities & TDM_OUTPUT_CAPABILITY_EXTENDED_DPMS)) {
1266                         TDM_ERR("output(%d) doesn't support the extended DPMS control: '%s'",
1267                                         private_output->pipe, tdm_dpms_str(dpms_value));
1268                         return TDM_ERROR_BAD_REQUEST;
1269                 }
1270         }
1271
1272         _pthread_mutex_lock(&private_display->lock);
1273
1274         if (private_output->waiting_dpms_change) {
1275                 TDM_ERR("DPMS is not changed yet. Can't be changed twice");
1276                 _pthread_mutex_unlock(&private_display->lock);
1277                 return TDM_ERROR_BAD_REQUEST;
1278         }
1279
1280         private_backend = private_output->private_backend;
1281         func_output = &private_backend->func_output;
1282
1283         TDM_INFO("output(%d) dpms '%s'", private_output->pipe, tdm_dpms_str(dpms_value));
1284
1285         if (func_output->output_set_dpms)
1286                 ret = func_output->output_set_dpms(private_output->output_backend, dpms_value);
1287         else {
1288                 /* LCOV_EXCL_START */
1289                 ret = TDM_ERROR_NONE;
1290                 TDM_WRN("not implemented!!");
1291                 goto done;
1292                 /* LCOV_EXCL_STOP */
1293         }
1294
1295 done:
1296         if (ret == TDM_ERROR_NONE) {
1297                 if (private_output->current_dpms_value != dpms_value) {
1298                         tdm_value value;
1299                         private_output->current_dpms_value = dpms_value;
1300                         value.u32 = dpms_value;
1301                         _tdm_output_call_thread_cb_change(private_output, TDM_OUTPUT_CHANGE_DPMS, value);
1302                         TDM_INFO("output(%d) dpms '%s' done", private_output->pipe, tdm_dpms_str(dpms_value));
1303                 }
1304         } else {
1305                 tdm_output_dpms temp = TDM_OUTPUT_DPMS_OFF;
1306
1307                 /* update current_dpms_value forcely */
1308                 tdm_output_get_dpms_internal(output, &temp);
1309
1310                 TDM_ERR("output(%d) set_dpms failed: dpms '%s'", private_output->pipe, tdm_dpms_str(temp));
1311         }
1312
1313         _pthread_mutex_unlock(&private_display->lock);
1314
1315         return ret;
1316 }
1317
1318 /* LCOV_EXCL_START */
1319 EXTERN tdm_error
1320 tdm_output_set_dpms_async(tdm_output *output, tdm_output_dpms dpms_value)
1321 {
1322         tdm_private_backend *private_backend;
1323         tdm_func_output *func_output;
1324         OUTPUT_FUNC_ENTRY();
1325
1326         if (!(private_output->caps.capabilities & TDM_OUTPUT_CAPABILITY_ASYNC_DPMS)) {
1327                 TDM_ERR("output doesn't support the asynchronous DPMS control!");
1328                 return TDM_ERROR_BAD_REQUEST;
1329         }
1330
1331         if (dpms_value > TDM_OUTPUT_DPMS_OFF) {
1332                 if (dpms_value & TDM_OUTPUT_DPMS_DEFAULT_MASK) {
1333                         TDM_ERR("Don't use the low-4bit for an extended DPMS mode: dpms_value(%x)", dpms_value);
1334                         return TDM_ERROR_BAD_REQUEST;
1335                 }
1336
1337                 if (!(private_output->caps.capabilities & TDM_OUTPUT_CAPABILITY_EXTENDED_DPMS)) {
1338                         TDM_ERR("output(%d) doesn't support the extended DPMS control: '%s'",
1339                                         private_output->pipe, tdm_dpms_str(dpms_value));
1340                         return TDM_ERROR_BAD_REQUEST;
1341                 }
1342         }
1343
1344         _pthread_mutex_lock(&private_display->lock);
1345
1346         if (private_output->waiting_dpms_change) {
1347                 TDM_ERR("DPMS is not changed yet. Can't be changed twice");
1348                 _pthread_mutex_unlock(&private_display->lock);
1349                 return TDM_ERROR_BAD_REQUEST;
1350         }
1351
1352         private_backend = private_output->private_backend;
1353         func_output = &private_backend->func_output;
1354         if (!func_output->output_set_dpms_handler) {
1355                 TDM_WRN("not implemented: output_set_dpms_handler");
1356                 _pthread_mutex_unlock(&private_display->lock);
1357                 return TDM_ERROR_NOT_IMPLEMENTED;
1358         }
1359
1360         if (!func_output->output_set_dpms_async) {
1361                 TDM_WRN("not implemented: output_set_dpms_async");
1362                 _pthread_mutex_unlock(&private_display->lock);
1363                 return TDM_ERROR_NOT_IMPLEMENTED;
1364         }
1365
1366         if (!private_output->regist_dpms_cb) {
1367                 private_output->regist_dpms_cb = 1;
1368                 ret = func_output->output_set_dpms_handler(private_output->output_backend,
1369                                 tdm_output_cb_dpms, private_output);
1370                 if (ret != TDM_ERROR_NONE) {
1371                         _pthread_mutex_unlock(&private_display->lock);
1372                         TDM_ERR("Can't set the dpms handler!!");
1373                         return ret;
1374                 }
1375         }
1376
1377         TDM_INFO("output(%d) dpms async '%s'", private_output->pipe, tdm_dpms_str(dpms_value));
1378
1379         ret = func_output->output_set_dpms_async(private_output->output_backend, dpms_value);
1380
1381         if (ret == TDM_ERROR_NONE) {
1382                 private_output->waiting_dpms_change = 1;
1383                 TDM_INFO("output(%d) dpms async '%s' waiting", private_output->pipe, tdm_dpms_str(dpms_value));
1384         } else {
1385                 tdm_output_dpms temp = TDM_OUTPUT_DPMS_OFF;
1386
1387                 /* update current_dpms_value forcely */
1388                 tdm_output_get_dpms_internal(output, &temp);
1389
1390                 TDM_ERR("output(%d) set_dpms_async failed: dpms '%s'", private_output->pipe, tdm_dpms_str(temp));
1391         }
1392
1393         _pthread_mutex_unlock(&private_display->lock);
1394
1395         return ret;
1396 }
1397 /* LCOV_EXCL_STOP */
1398
1399 INTERN tdm_error
1400 tdm_output_get_dpms_internal(tdm_output *output, tdm_output_dpms *dpms_value)
1401 {
1402         tdm_private_output *private_output;
1403         tdm_private_backend *private_backend;
1404         tdm_func_output *func_output;
1405         tdm_error ret = TDM_ERROR_NONE;
1406
1407         TDM_RETURN_VAL_IF_FAIL(tdm_output_is_valid(output), TDM_ERROR_INVALID_PARAMETER);
1408
1409         private_output = (tdm_private_output*)output;
1410
1411         /* TODO: this is ugly. But before calling backend's output_get_dpms(), we have
1412          * to check if all backends's DPMS operation has no problem. In future, we'd
1413          * better use new env instead of using commit_per_vblank variable to distinguish
1414          * whether we use the stored value or backend's output_get_dpms.
1415          */
1416         if (!private_output->commit_per_vblank) {
1417                 *dpms_value = private_output->current_dpms_value;
1418                 return TDM_ERROR_NONE;
1419         }
1420
1421         private_backend = private_output->private_backend;
1422         func_output = &private_backend->func_output;
1423
1424         if (!func_output->output_get_dpms) {
1425                 /* LCOV_EXCL_START */
1426                 *dpms_value = private_output->current_dpms_value;
1427                 TDM_WRN("not implemented!!");
1428                 return TDM_ERROR_NONE;
1429                 /* LCOV_EXCL_STOP */
1430         }
1431
1432         ret = func_output->output_get_dpms(private_output->output_backend, dpms_value);
1433         if (ret != TDM_ERROR_NONE) {
1434                 /* LCOV_EXCL_START */
1435                 TDM_ERR("output_get_dpms failed");
1436                 *dpms_value = TDM_OUTPUT_DPMS_OFF;
1437                 /* LCOV_EXCL_STOP */
1438         }
1439
1440         /* checking with backend's value */
1441         if (*dpms_value != private_output->current_dpms_value) {
1442                 tdm_value value;
1443                 TDM_ERR("output(%d) dpms changed suddenly: %s -> %s",
1444                                 private_output->pipe, private_output->current_dpms_value,
1445                                 tdm_dpms_str(*dpms_value));
1446                 private_output->current_dpms_value = *dpms_value;
1447                 value.u32 = *dpms_value;
1448                 _tdm_output_call_thread_cb_change(private_output, TDM_OUTPUT_CHANGE_DPMS, value);
1449         }
1450
1451         return ret;
1452 }
1453
1454 EXTERN tdm_error
1455 tdm_output_get_dpms(tdm_output *output, tdm_output_dpms *dpms_value)
1456 {
1457         OUTPUT_FUNC_ENTRY();
1458
1459         TDM_RETURN_VAL_IF_FAIL(dpms_value != NULL, TDM_ERROR_INVALID_PARAMETER);
1460
1461         _pthread_mutex_lock(&private_display->lock);
1462
1463         ret = tdm_output_get_dpms_internal(output, dpms_value);
1464
1465         _pthread_mutex_unlock(&private_display->lock);
1466
1467         return ret;
1468 }
1469
1470 EXTERN tdm_capture *
1471 tdm_output_create_capture(tdm_output *output, tdm_error *error)
1472 {
1473         tdm_capture *capture = NULL;
1474
1475         OUTPUT_FUNC_ENTRY_ERROR();
1476
1477         _pthread_mutex_lock(&private_display->lock);
1478
1479         capture = (tdm_capture *)tdm_capture_create_output_internal(private_output, error);
1480
1481         _pthread_mutex_unlock(&private_display->lock);
1482
1483         return capture;
1484 }
1485
1486 EXTERN tdm_hwc_window *
1487 tdm_output_hwc_create_window(tdm_output *output, tdm_error *error)
1488 {
1489         tdm_hwc_window *hwc_window = NULL;
1490
1491         OUTPUT_FUNC_ENTRY_ERROR();
1492
1493         _pthread_mutex_lock(&private_display->lock);
1494
1495         if (private_output->caps.capabilities & TDM_OUTPUT_CAPABILITY_HWC)
1496                 hwc_window = (tdm_hwc_window *)tdm_hwc_window_create_internal(private_output, 0, error);
1497         else {
1498                 /* LCOV_EXCL_START */
1499                 TDM_ERR("output(%p) not support HWC", private_output);
1500                 if (error)
1501                         *error = TDM_ERROR_BAD_REQUEST;
1502                 /* LCOV_EXCL_STOP */
1503         }
1504
1505         _pthread_mutex_unlock(&private_display->lock);
1506
1507         return hwc_window;
1508 }
1509
1510 EXTERN tdm_hwc_window *
1511 tdm_output_hwc_create_video_window(tdm_output *output, tdm_error *error)
1512 {
1513         tdm_hwc_window *hwc_window = NULL;
1514
1515         OUTPUT_FUNC_ENTRY_ERROR();
1516
1517         _pthread_mutex_lock(&private_display->lock);
1518
1519         if (private_output->caps.capabilities & TDM_OUTPUT_CAPABILITY_HWC)
1520                 hwc_window = (tdm_hwc_window *)tdm_hwc_window_create_internal(private_output, 1, error);
1521         else {
1522                 /* LCOV_EXCL_START */
1523                 TDM_ERR("output(%p) not support HWC", private_output);
1524                 if (error)
1525                         *error = TDM_ERROR_BAD_REQUEST;
1526                 /* LCOV_EXCL_STOP */
1527         }
1528
1529         _pthread_mutex_unlock(&private_display->lock);
1530
1531         return hwc_window;
1532 }
1533
1534 EXTERN tdm_error
1535 tdm_output_hwc_destroy_window(tdm_output *output, tdm_hwc_window *hwc_window)
1536 {
1537         OUTPUT_FUNC_ENTRY();
1538
1539         TDM_RETURN_VAL_IF_FAIL(hwc_window != NULL, TDM_ERROR_INVALID_PARAMETER);
1540
1541         _pthread_mutex_lock(&private_display->lock);
1542
1543         ret = tdm_hwc_window_destroy_internal(hwc_window);
1544
1545         _pthread_mutex_unlock(&private_display->lock);
1546
1547         return ret;
1548 }
1549
1550 EXTERN tdm_error
1551 tdm_output_hwc_validate(tdm_output *output, tdm_hwc_window **composited_wnds,
1552                                                                         uint32_t num_wnds, uint32_t *num_types)
1553 {
1554         tdm_private_backend *private_backend;
1555         tdm_func_output *func_output = NULL;
1556         tdm_private_hwc_window **composited_wnds_frontend = NULL;
1557         tdm_hwc_window **composited_wnds_backend = NULL;
1558         int i;
1559
1560         OUTPUT_FUNC_ENTRY();
1561
1562         TDM_RETURN_VAL_IF_FAIL(num_types != NULL, TDM_ERROR_INVALID_PARAMETER);
1563
1564         _pthread_mutex_lock(&private_display->lock);
1565
1566         if (!(private_output->caps.capabilities & TDM_OUTPUT_CAPABILITY_HWC)) {
1567                 TDM_ERR("output(%p) not support HWC", private_output);
1568                 _pthread_mutex_unlock(&private_display->lock);
1569                 return TDM_ERROR_BAD_REQUEST;
1570         }
1571
1572         private_backend = private_output->private_backend;
1573         func_output = &private_backend->func_output;
1574
1575         if (!func_output->output_hwc_validate) {
1576                 /* LCOV_EXCL_START */
1577                 _pthread_mutex_unlock(&private_display->lock);
1578                 TDM_WRN("not implemented!!");
1579                 return TDM_ERROR_NOT_IMPLEMENTED;
1580                 /* LCOV_EXCL_STOP */
1581         }
1582
1583         if (num_wnds == 0) {
1584                 ret = func_output->output_hwc_validate(private_output->output_backend, NULL, 0, num_types);
1585
1586                 _pthread_mutex_unlock(&private_display->lock);
1587
1588                 return ret;
1589         }
1590
1591         composited_wnds_backend = calloc(num_wnds, sizeof(tdm_hwc_window *));
1592         if (!composited_wnds_backend) {
1593                 /* LCOV_EXCL_START */
1594                 _pthread_mutex_unlock(&private_display->lock);
1595                 return TDM_ERROR_OUT_OF_MEMORY;
1596                 /* LCOV_EXCL_STOP */
1597         }
1598
1599         composited_wnds_frontend = (tdm_private_hwc_window **)composited_wnds;
1600
1601         for (i = 0; i < num_wnds; i++)
1602                 composited_wnds_backend[i] = composited_wnds_frontend[i]->hwc_window_backend;
1603
1604         ret = func_output->output_hwc_validate(private_output->output_backend, composited_wnds_backend, num_wnds, num_types);
1605
1606         free(composited_wnds_backend);
1607
1608         _pthread_mutex_unlock(&private_display->lock);
1609
1610         return ret;
1611 }
1612
1613 EXTERN tdm_error
1614 tdm_output_hwc_set_need_validate_handler(tdm_output *output,
1615                 tdm_output_need_validate_handler hndl)
1616 {
1617         OUTPUT_FUNC_ENTRY();
1618
1619         TDM_RETURN_VAL_IF_FAIL(hndl != NULL, TDM_ERROR_INVALID_PARAMETER);
1620
1621         _pthread_mutex_lock(&private_display->lock);
1622
1623         if (!(private_output->caps.capabilities & TDM_OUTPUT_CAPABILITY_HWC)) {
1624                 TDM_ERR("output(%p) not support HWC", private_output);
1625                 _pthread_mutex_unlock(&private_display->lock);
1626                 return TDM_ERROR_BAD_REQUEST;
1627         }
1628
1629         /* there's no reason to allow this */
1630         if (private_output->need_validate.hndl) {
1631
1632                 _pthread_mutex_unlock(&private_display->lock);
1633                 return TDM_ERROR_OPERATION_FAILED;
1634         }
1635
1636         private_output->need_validate.hndl = hndl;
1637
1638         _pthread_mutex_unlock(&private_display->lock);
1639
1640         return ret;
1641 }
1642
1643 EXTERN tdm_error
1644 tdm_output_hwc_get_changed_composition_types(tdm_output *output,
1645                                                                                  uint32_t *num_elements,
1646                                                                                  tdm_hwc_window **hwc_window,
1647                                                                                  tdm_hwc_window_composition *composition_types)
1648 {
1649         tdm_private_backend *private_backend;
1650         tdm_func_output *func_output = NULL;
1651         tdm_private_hwc_window * private_hwc_window = NULL;
1652         int i = 0;
1653
1654         OUTPUT_FUNC_ENTRY();
1655
1656         TDM_RETURN_VAL_IF_FAIL(num_elements != NULL, TDM_ERROR_INVALID_PARAMETER);
1657
1658         _pthread_mutex_lock(&private_display->lock);
1659
1660         if (!(private_output->caps.capabilities & TDM_OUTPUT_CAPABILITY_HWC)) {
1661                 TDM_ERR("output(%p) not support HWC", private_output);
1662                 _pthread_mutex_unlock(&private_display->lock);
1663                 return TDM_ERROR_BAD_REQUEST;
1664         }
1665
1666         private_backend = private_output->private_backend;
1667         func_output = &private_backend->func_output;
1668
1669         if (!func_output->output_hwc_get_changed_composition_types) {
1670                 /* LCOV_EXCL_START */
1671                 _pthread_mutex_unlock(&private_display->lock);
1672                 TDM_WRN("not implemented!!");
1673                 return TDM_ERROR_NOT_IMPLEMENTED;
1674                 /* LCOV_EXCL_STOP */
1675         }
1676
1677         ret = func_output->output_hwc_get_changed_composition_types(private_output->output_backend,
1678                                                         num_elements, hwc_window, composition_types);
1679         if (ret != TDM_ERROR_NONE) {
1680                 /* LCOV_EXCL_START */
1681                 _pthread_mutex_unlock(&private_display->lock);
1682                 return ret;
1683                 /* LCOV_EXCL_STOP */
1684         }
1685
1686         if (hwc_window == NULL || composition_types == NULL) {
1687                 _pthread_mutex_unlock(&private_display->lock);
1688                 return TDM_ERROR_NONE;
1689         }
1690
1691         for (i = 0; i < *num_elements; i++) {
1692
1693                 private_hwc_window = _tdm_output_find_private_hwc_window(private_output, hwc_window[i]);
1694
1695                 if (private_hwc_window == NULL) {
1696                         /* LCOV_EXCL_START */
1697                         TDM_ERR("failed! This should never happen!");
1698                         func_output->output_hwc_destroy_window(private_output->output_backend, hwc_window[i]);
1699                         *num_elements = 0;
1700                         _pthread_mutex_unlock(&private_display->lock);
1701                         return TDM_ERROR_OPERATION_FAILED;
1702                         /* LCOV_EXCL_STOP */
1703                 }
1704
1705                 hwc_window[i] = (tdm_hwc_window*)private_hwc_window;
1706         }
1707
1708         _pthread_mutex_unlock(&private_display->lock);
1709
1710         return ret;
1711 }
1712
1713 tdm_error
1714 tdm_output_hwc_accept_changes(tdm_output *output)
1715 {
1716         tdm_private_backend *private_backend;
1717         tdm_func_output *func_output = NULL;
1718
1719         OUTPUT_FUNC_ENTRY();
1720
1721         _pthread_mutex_lock(&private_display->lock);
1722
1723         if (!(private_output->caps.capabilities & TDM_OUTPUT_CAPABILITY_HWC)) {
1724                 TDM_ERR("output(%p) not support HWC", private_output);
1725                 _pthread_mutex_unlock(&private_display->lock);
1726                 return TDM_ERROR_BAD_REQUEST;
1727         }
1728
1729         private_backend = private_output->private_backend;
1730         func_output = &private_backend->func_output;
1731
1732         if (!func_output->output_hwc_validate) {
1733                 /* LCOV_EXCL_START */
1734                 _pthread_mutex_unlock(&private_display->lock);
1735                 TDM_WRN("not implemented!!");
1736                 return TDM_ERROR_NOT_IMPLEMENTED;
1737                 /* LCOV_EXCL_STOP */
1738         }
1739
1740         ret = func_output->output_hwc_accept_changes(private_output->output_backend);
1741
1742         _pthread_mutex_unlock(&private_display->lock);
1743
1744         return ret;
1745 }
1746
1747 tbm_surface_queue_h
1748 tdm_output_hwc_get_target_buffer_queue(tdm_output *output, tdm_error *error)
1749 {
1750         tdm_private_backend *private_backend;
1751         tdm_func_output *func_output = NULL;
1752         tbm_surface_queue_h queue = NULL;
1753
1754         OUTPUT_FUNC_ENTRY_ERROR();
1755
1756         _pthread_mutex_lock(&private_display->lock);
1757
1758         if (!(private_output->caps.capabilities & TDM_OUTPUT_CAPABILITY_HWC)) {
1759                 TDM_ERR("output(%p) not support HWC", private_output);
1760                 if (error)
1761                         *error = TDM_ERROR_BAD_REQUEST;
1762                 _pthread_mutex_unlock(&private_display->lock);
1763                 return NULL;
1764         }
1765
1766         private_backend = private_output->private_backend;
1767         func_output = &private_backend->func_output;
1768
1769         if (!func_output->output_hwc_get_target_buffer_queue) {
1770                 /* LCOV_EXCL_START */
1771                 _pthread_mutex_unlock(&private_display->lock);
1772                 TDM_WRN("not implemented!!");
1773                 return NULL;
1774                 /* LCOV_EXCL_STOP */
1775         }
1776
1777         queue = func_output->output_hwc_get_target_buffer_queue(private_output->output_backend, error);
1778
1779         _pthread_mutex_unlock(&private_display->lock);
1780
1781         return queue;
1782 }
1783
1784 EXTERN tdm_error
1785 tdm_output_hwc_set_client_target_buffer(tdm_output *output, tbm_surface_h target_buffer, tdm_hwc_region damage)
1786 {
1787         tdm_private_backend *private_backend;
1788         tdm_func_output *func_output = NULL;
1789
1790         OUTPUT_FUNC_ENTRY();
1791
1792         _pthread_mutex_lock(&private_display->lock);
1793
1794         if (!(private_output->caps.capabilities & TDM_OUTPUT_CAPABILITY_HWC)) {
1795                 TDM_ERR("output(%p) not support HWC", private_output);
1796                 _pthread_mutex_unlock(&private_display->lock);
1797                 return TDM_ERROR_BAD_REQUEST;
1798         }
1799
1800         if (tdm_debug_dump & TDM_DUMP_FLAG_WINDOW) {
1801                 /* LCOV_EXCL_START */
1802                 char str[TDM_PATH_LEN];
1803                 static int i;
1804                 snprintf(str, TDM_PATH_LEN, "target_window_%d_%03d",
1805                                  private_output->index, i++);
1806                 tdm_helper_dump_buffer_str(target_buffer, tdm_debug_dump_dir, str);
1807                 /* LCOV_EXCL_STOP */
1808         }
1809
1810         private_backend = private_output->private_backend;
1811         func_output = &private_backend->func_output;
1812
1813         if (!func_output->output_hwc_set_client_target_buffer) {
1814                 /* LCOV_EXCL_START */
1815                 _pthread_mutex_unlock(&private_display->lock);
1816                 TDM_WRN("not implemented!!");
1817                 return TDM_ERROR_NOT_IMPLEMENTED;
1818                 /* LCOV_EXCL_STOP */
1819         }
1820
1821         ret = func_output->output_hwc_set_client_target_buffer(private_output->output_backend, target_buffer, damage);
1822
1823         _pthread_mutex_unlock(&private_display->lock);
1824
1825         return ret;
1826 }
1827
1828 EXTERN tdm_error
1829 tdm_output_hwc_unset_client_target_buffer(tdm_output *output)
1830 {
1831         tdm_private_backend *private_backend;
1832         tdm_func_output *func_output = NULL;
1833
1834         OUTPUT_FUNC_ENTRY();
1835
1836         _pthread_mutex_lock(&private_display->lock);
1837
1838         if (!(private_output->caps.capabilities & TDM_OUTPUT_CAPABILITY_HWC)) {
1839                 TDM_ERR("output(%p) not support HWC", private_output);
1840                 _pthread_mutex_unlock(&private_display->lock);
1841                 return TDM_ERROR_BAD_REQUEST;
1842         }
1843
1844         private_backend = private_output->private_backend;
1845         func_output = &private_backend->func_output;
1846
1847         if (!func_output->output_hwc_unset_client_target_buffer) {
1848                 /* LCOV_EXCL_START */
1849                 _pthread_mutex_unlock(&private_display->lock);
1850                 TDM_ERR("not implemented!!");
1851                 return TDM_ERROR_NOT_IMPLEMENTED;
1852                 /* LCOV_EXCL_STOP */
1853         }
1854
1855         ret = func_output->output_hwc_unset_client_target_buffer(private_output->output_backend);
1856
1857         _pthread_mutex_unlock(&private_display->lock);
1858
1859         return ret;
1860 }
1861
1862 static void
1863 _tdm_output_hwc_layer_commit_handler(tdm_layer *layer, unsigned int sequence,
1864                                                                                  unsigned int tv_sec, unsigned int tv_usec,
1865                                                                                  void *user_data)
1866 {
1867         tdm_private_output_hwc_target_buffer_commit_handler *output_hwc_target_buffer_commit_handler = (tdm_private_output_hwc_target_buffer_commit_handler *)user_data;
1868         tdm_output_hwc_target_buffer_commit_handler func = output_hwc_target_buffer_commit_handler->func;
1869         tdm_output *output = (tdm_output *)output_hwc_target_buffer_commit_handler->private_output;
1870         void *data = output_hwc_target_buffer_commit_handler->user_data;
1871
1872         func(output, sequence, tv_sec, tv_usec, data);
1873
1874         free(output_hwc_target_buffer_commit_handler);
1875 }
1876
1877 tdm_error
1878 tdm_output_hwc_commit_client_target_buffer(tdm_output *output, tdm_output_hwc_target_buffer_commit_handler func, void *user_data)
1879 {
1880         tdm_private_backend *private_backend;
1881         tdm_func_output *func_output;
1882         tdm_private_output_hwc_target_buffer_commit_handler *output_hwc_target_buffer_commit_handler;
1883         tdm_layer *layer = NULL;
1884         tdm_private_layer *private_layer;
1885         const tdm_output_mode *mode;
1886         tbm_surface_h buffer;
1887
1888         OUTPUT_FUNC_ENTRY();
1889
1890         _pthread_mutex_lock(&private_display->lock);
1891
1892         if (!(private_output->caps.capabilities & TDM_OUTPUT_CAPABILITY_HWC)) {
1893                 TDM_ERR("output(%p) not support HWC", private_output);
1894                 _pthread_mutex_unlock(&private_display->lock);
1895                 return TDM_ERROR_BAD_REQUEST;
1896         }
1897
1898         private_backend = private_output->private_backend;
1899         func_output = &private_backend->func_output;
1900
1901         if (!func_output->output_hwc_get_client_target_buffer_layer) {
1902                 /* LCOV_EXCL_START */
1903                 _pthread_mutex_unlock(&private_display->lock);
1904                 TDM_ERR("not implemented!!");
1905                 return TDM_ERROR_NOT_IMPLEMENTED;
1906                 /* LCOV_EXCL_STOP */
1907         }
1908
1909         layer = func_output->output_hwc_get_client_target_buffer_layer(private_output->output_backend,
1910                                                                                                                    &ret);
1911         if (!layer) {
1912                 /* LCOV_EXCL_START */
1913                 _pthread_mutex_unlock(&private_display->lock);
1914                 TDM_ERR("no assigned layer!!");
1915                 return TDM_ERROR_INVALID_PARAMETER;
1916                 /* LCOV_EXCL_STOP */
1917         }
1918
1919         private_layer = (tdm_private_layer*)layer;
1920
1921         if (!func_output->output_hwc_get_client_target_buffer) {
1922                 /* LCOV_EXCL_START */
1923                 _pthread_mutex_unlock(&private_display->lock);
1924                 TDM_ERR("not implemented!!");
1925                 return TDM_ERROR_NOT_IMPLEMENTED;
1926                 /* LCOV_EXCL_STOP */
1927         }
1928
1929         buffer = func_output->output_hwc_get_client_target_buffer(private_output->output_backend,
1930                                                                                                            &ret);
1931         if (buffer)
1932                 ret = tdm_layer_set_buffer_internal(private_layer, buffer);
1933         else
1934                 ret = tdm_layer_unset_buffer_internal(private_layer);
1935         if (ret != TDM_ERROR_NONE) {
1936                 /* LCOV_EXCL_START */
1937                 TDM_ERR("failed: layer set info(window)");
1938                 /* LCOV_EXCL_STOP */
1939                 return ret;
1940         }
1941
1942         if (private_output->need_set_target_info) {
1943                 mode = private_output->current_mode;
1944                 private_output->target_buffer_info.src_config.size.h = mode->hdisplay;
1945                 private_output->target_buffer_info.src_config.size.v = mode->vdisplay;
1946                 private_output->target_buffer_info.src_config.pos.x = 0;
1947                 private_output->target_buffer_info.src_config.pos.y = 0;
1948                 private_output->target_buffer_info.src_config.pos.w = mode->hdisplay;
1949                 private_output->target_buffer_info.src_config.pos.h = mode->vdisplay;
1950                 private_output->target_buffer_info.dst_pos.x = 0;
1951                 private_output->target_buffer_info.dst_pos.y = 0;
1952                 private_output->target_buffer_info.dst_pos.w = mode->hdisplay;
1953                 private_output->target_buffer_info.dst_pos.h = mode->vdisplay;
1954                 private_output->target_buffer_info.transform = TDM_TRANSFORM_NORMAL;
1955
1956                 ret = tdm_layer_set_info_internal(private_layer, &private_output->target_buffer_info);
1957                 if (ret != TDM_ERROR_NONE) {
1958                         /* LCOV_EXCL_START */
1959                         TDM_ERR("failed: layer set info(window)");
1960                         /* LCOV_EXCL_STOP */
1961                         return ret;
1962                 }
1963
1964                 private_output->need_set_target_info = 0;
1965         }
1966
1967         output_hwc_target_buffer_commit_handler = calloc(1, sizeof(tdm_private_output_hwc_target_buffer_commit_handler));
1968         if (!output_hwc_target_buffer_commit_handler) {
1969                 /* LCOV_EXCL_START */
1970                 TDM_ERR("failed: alloc memory");
1971                 return TDM_ERROR_OUT_OF_MEMORY;
1972                 /* LCOV_EXCL_STOP */
1973         }
1974
1975         output_hwc_target_buffer_commit_handler->private_output = private_output;
1976         output_hwc_target_buffer_commit_handler->func = func;
1977         output_hwc_target_buffer_commit_handler->user_data = user_data;
1978
1979         ret = tdm_layer_commit_internal(private_layer, _tdm_output_hwc_layer_commit_handler, user_data);
1980         if (ret != TDM_ERROR_NONE) {
1981                 /* LCOV_EXCL_START */
1982                 TDM_ERR("failed: commit layer(target buffer)");
1983                 free(output_hwc_target_buffer_commit_handler);
1984                 /* LCOV_EXCL_STOP */
1985                 return ret;
1986         }
1987
1988         _pthread_mutex_unlock(&private_display->lock);
1989
1990         return ret;
1991 }
1992
1993 tdm_error
1994 tdm_output_hwc_get_video_supported_formats(tdm_output *output, const tbm_format **formats,
1995                                                                 int *count)
1996 {
1997         tdm_private_backend *private_backend;
1998         tdm_func_output *func_output;
1999         OUTPUT_FUNC_ENTRY();
2000
2001         TDM_RETURN_VAL_IF_FAIL(formats != NULL, TDM_ERROR_INVALID_PARAMETER);
2002         TDM_RETURN_VAL_IF_FAIL(count != NULL, TDM_ERROR_INVALID_PARAMETER);
2003
2004         _pthread_mutex_lock(&private_display->lock);
2005
2006         private_backend = private_output->private_backend;
2007         func_output = &private_backend->func_output;
2008
2009         if (!func_output->output_hwc_get_video_supported_formats) {
2010                 /* LCOV_EXCL_START */
2011                 _pthread_mutex_unlock(&private_display->lock);
2012                 TDM_WRN("not implemented!!");
2013                 return TDM_ERROR_NOT_IMPLEMENTED;
2014                 /* LCOV_EXCL_STOP */
2015         }
2016
2017         ret = func_output->output_hwc_get_video_supported_formats(
2018                                                                 private_output->output_backend, formats, count);
2019
2020         _pthread_mutex_unlock(&private_display->lock);
2021
2022         return ret;
2023 }
2024
2025 static int
2026 _is_hwc_output_still_existed(tdm_private_output *private_output)
2027 {
2028         tdm_private_backend *private_backend = private_output->private_backend;
2029         tdm_private_output *o = NULL;
2030
2031         LIST_FOR_EACH_ENTRY(o, &private_backend->output_list, link) {
2032                 if (!(o->caps.capabilities & TDM_OUTPUT_CAPABILITY_HWC))
2033                         continue;
2034
2035                 if (o == private_output)
2036                         goto exist;
2037         }
2038
2039         return 0;
2040
2041 exist:
2042         return 1;
2043 }
2044
2045 /* gets called on behalf of the ecore-main-loop thread */
2046 INTERN void
2047 tdm_output_need_validate_handler_thread(tdm_private_display *private_display, void *object, tdm_thread_cb_base *cb_base, void *user_data)
2048 {
2049         tdm_private_output *private_output = object;
2050
2051         TDM_RETURN_IF_FAIL(private_output != NULL);
2052
2053         _pthread_mutex_lock(&private_display->lock);
2054
2055         /* as we get 'private_output' within an event, an output this 'private_output'
2056          * points to can be destroyed already */
2057         if (!_is_hwc_output_still_existed(private_output)) {
2058                 _pthread_mutex_unlock(&private_display->lock);
2059                 return;
2060         }
2061
2062         _pthread_mutex_unlock(&private_display->lock);
2063
2064         TDM_INFO("tdm-backend asks for revalidation for the output:%p.", private_output);
2065
2066         if (private_output->need_validate.hndl)
2067                 private_output->need_validate.hndl((tdm_output*)private_output);
2068 }
2069
2070 /* gets called on behalf of the tdm-thread */
2071 static tdm_error
2072 _need_validate_handler(int fd, tdm_event_loop_mask mask, void *user_data)
2073 {
2074         tdm_thread_cb_need_validate ev;
2075         tdm_private_output *private_output;
2076         tdm_error ret;
2077         uint64_t value;
2078
2079         private_output = (tdm_private_output *)user_data;
2080
2081         if (read(private_output->need_validate.event_fd, &value, sizeof(value)) < 0) {
2082                 TDM_ERR("error while trying to read from a need_validate.event_fd fd.");
2083                 return TDM_ERROR_OPERATION_FAILED;
2084         }
2085
2086         memset(&ev, 0, sizeof ev);
2087         ev.base.type = TDM_THREAD_CB_NEED_VALIDATE;
2088         ev.base.length = sizeof ev;
2089         ev.base.object_stamp = private_output->stamp;
2090         ev.base.data = NULL;
2091         ev.base.sync = 0;
2092
2093         ret = tdm_thread_cb_call(private_output, &ev.base);
2094         TDM_WARNING_IF_FAIL(ret == TDM_ERROR_NONE);
2095
2096         TDM_INFO("tdm-thread: get a 'need to revalidate' event for the ouptut:%p.", private_output);
2097
2098         /* who cares about this? */
2099         return TDM_ERROR_NONE;
2100 }
2101
2102 INTERN tdm_error
2103 tdm_output_need_validate_event_init(tdm_output *output)
2104 {
2105         int fd;
2106
2107         OUTPUT_FUNC_ENTRY();
2108
2109         TDM_RETURN_VAL_IF_FAIL(TDM_MUTEX_IS_LOCKED(), TDM_ERROR_OPERATION_FAILED);
2110
2111         if (!(private_output->caps.capabilities & TDM_OUTPUT_CAPABILITY_HWC)) {
2112                 TDM_ERR("output(%p) not support HWC", private_output);
2113                 return TDM_ERROR_BAD_REQUEST;
2114         }
2115
2116         /* build in eventfd fds into event_loop listened & handled by the tdm-thread */
2117         fd = eventfd(0, 0);
2118         TDM_WARNING_IF_FAIL(fd >= 0);
2119
2120         private_output->need_validate.event_source = tdm_event_loop_add_fd_handler(private_display,
2121                         fd,     TDM_EVENT_LOOP_READABLE, _need_validate_handler, private_output, &ret);
2122         TDM_WARNING_IF_FAIL(ret == TDM_ERROR_NONE);
2123
2124         private_output->need_validate.event_fd = fd;
2125
2126         TDM_INFO("register an output:%p for the revalidation, event_fd:%d.", private_output, fd);
2127
2128         return ret;
2129 }
2130
2131 INTERN tdm_error
2132 tdm_output_choose_commit_per_vblank_mode(tdm_private_output *private_output, int mode)
2133 {
2134         if (!private_output)
2135                 return TDM_ERROR_INVALID_PARAMETER;
2136
2137         if (mode < 0 || mode > 2)
2138                 return TDM_ERROR_INVALID_PARAMETER;
2139
2140         private_output->commit_per_vblank = mode;
2141
2142         if (private_output->commit_per_vblank == 0)
2143                 TDM_INFO("commit per vblank: disable");
2144         else if (private_output->commit_per_vblank == 1)
2145                 TDM_INFO("commit per vblank: enable (1 layer)");
2146         else if (private_output->commit_per_vblank == 2)
2147                 TDM_INFO("commit per vblank: enable (previous commit)");
2148
2149         return TDM_ERROR_NONE;
2150 }