src/tdm_private.h

   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 #ifndef _TDM_PRIVATE_H_
  37 #define _TDM_PRIVATE_H_
  38
  39 #include <stdio.h>
  40 #include <string.h>
  41 #include <strings.h>
  42 #include <stdlib.h>
  43 #include <pthread.h>
  44 #include <errno.h>
  45 #include <unistd.h>
  46 #include <limits.h>
  47 #include <sys/types.h>
  48 #include <sys/stat.h>
  49 #include <fcntl.h>
  50 #include <dlfcn.h>
  51 #include <dirent.h>
  52 #include <poll.h>
  53 #include <sys/syscall.h>
  54 #include <sys/types.h>
  55 #include <math.h>
  56 #include <grp.h>
  57
  58 #include <wayland-server-protocol.h>
  59 #include <tbm_bufmgr.h>
  60 #include <tbm_surface_queue.h>
  61
  62 #include "tdm_backend.h"
  63 #include "tdm_log.h"
  64 #include "tdm_list.h"
  65 #include "tdm_macro.h"
  66
  67 #ifdef __cplusplus
  68 extern "C" {
  69 #endif
  70
  71 //#define INIT_BUFMGR
  72
  73 /**
  74  * @file tdm_private.h
  75  * @brief The private header file for a frontend library
  76  */
  77
  78 enum {
  79         TDM_DEBUG_NONE,
  80         TDM_DEBUG_BUFFER    = (1 << 0),
  81         TDM_DEBUG_MUTEX     = (1 << 1),
  82         TDM_DEBUG_THREAD    = (1 << 2),
  83         TDM_DEBUG_SERVER    = (1 << 3),
  84         TDM_DEBUG_VBLANK    = (1 << 4),
  85         TDM_DEBUG_COMMIT    = (1 << 5),
  86 };
  87
  88 extern int tdm_debug_module;
  89 extern int tdm_debug_dump;
  90
  91 #ifdef HAVE_TTRACE
  92 #include <ttrace.h>
  93 #define TDM_TRACE_BEGIN(NAME) traceBegin(TTRACE_TAG_GRAPHICS, "TDM:"#NAME)
  94 #define TDM_TRACE_END() traceEnd(TTRACE_TAG_GRAPHICS)
  95 #define TDM_TRACE_COUNT(NAME, COUNT) traceCounter(TTRACE_TAG_GRAPHICS, COUNT, "TDM:"#NAME)
  96 #define TDM_TRACE_MARK(NAME) traceMark(TTRACE_TAG_GRAPHICS, "TDM:"#NAME)
  97 #else
  98 #define TDM_TRACE_BEGIN(NAME)
  99 #define TDM_TRACE_END()
 100 #define TDM_TRACE_COUNT(NAME, COUNT)
 101 #define TDM_TRACE_MARK(NAME)
 102 #endif
 103
 104 typedef enum {
 105         TDM_CAPTURE_TARGET_OUTPUT,
 106         TDM_CAPTURE_TARGET_LAYER,
 107 } tdm_capture_target;
 108
 109 enum {
 110         TDM_DUMP_FLAG_LAYER   = (1 << 0),
 111         TDM_DUMP_FLAG_PP      = (1 << 1),
 112         TDM_DUMP_FLAG_CAPTURE = (1 << 2),
 113 };
 114
 115 #define TDM_DUMP_DIR    "/tmp"
 116
 117 typedef enum {
 118         TDM_COMMIT_TYPE_NONE,
 119         TDM_COMMIT_TYPE_OUTPUT,
 120         TDM_COMMIT_TYPE_LAYER,
 121 } tdm_commit_type;
 122
 123 typedef struct _tdm_private_display tdm_private_display;
 124 typedef struct _tdm_private_output tdm_private_output;
 125 typedef struct _tdm_private_layer tdm_private_layer;
 126 typedef struct _tdm_private_pp tdm_private_pp;
 127 typedef struct _tdm_private_capture tdm_private_capture;
 128 typedef struct _tdm_private_loop tdm_private_loop;
 129 typedef struct _tdm_private_server tdm_private_server;
 130 typedef struct _tdm_private_thread tdm_private_thread;
 131 typedef struct _tdm_private_vblank_handler tdm_private_vblank_handler;
 132 typedef struct _tdm_private_output_commit_handler tdm_private_output_commit_handler;
 133 typedef struct _tdm_private_layer_commit_handler tdm_private_layer_commit_handler;
 134 typedef struct _tdm_private_change_handler tdm_private_change_handler;
 135 typedef struct _tdm_private_layer_buffer tdm_private_layer_buffer;
 136
 137 struct _tdm_private_display {
 138         pthread_mutex_t lock;
 139         unsigned int init_count;
 140
 141         /* backend module info */
 142         void *module;
 143         tdm_backend_module *module_data;
 144         tdm_backend_data *bdata;
 145
 146 #ifdef INIT_BUFMGR
 147         tbm_bufmgr bufmgr;
 148 #endif
 149
 150         /* backend function */
 151         tdm_display_capability capabilities;
 152         tdm_func_display func_display;
 153         tdm_func_output func_output;
 154         tdm_func_layer func_layer;
 155         tdm_func_pp func_pp;
 156         tdm_func_capture func_capture;
 157
 158         /* backend capability */
 159         tdm_caps_display caps_display;
 160         tdm_caps_pp caps_pp;
 161         tdm_caps_capture caps_capture;
 162
 163         /* output, pp list */
 164         struct list_head output_list;
 165         struct list_head pp_list;
 166         struct list_head capture_list;
 167
 168         void **outputs_ptr;
 169
 170         /* for event handling */
 171         tdm_private_loop *private_loop;
 172
 173         /* output order */
 174         tdm_output **outputs;
 175
 176         /* calling a output commit per a vblank */
 177         int commit_per_vblank;
 178         tdm_commit_type commit_type;
 179
 180         int print_fps;
 181 };
 182
 183 struct _tdm_private_output {
 184         struct list_head link;
 185
 186         int index;
 187         double stamp;
 188
 189         tdm_private_display *private_display;
 190
 191         tdm_caps_output caps;
 192         tdm_output *output_backend;
 193
 194         unsigned int pipe;
 195         tdm_output_dpms current_dpms_value;
 196         const tdm_output_mode *current_mode;
 197
 198         int regist_vblank_cb;
 199         int regist_commit_cb;
 200         int regist_change_cb;
 201         int regist_dpms_cb;
 202
 203         struct list_head layer_list;
 204         struct list_head capture_list;
 205         struct list_head vblank_handler_list;
 206         struct list_head output_commit_handler_list;
 207
 208         /* for layer commit */
 209         struct list_head layer_commit_handler_list;
 210         struct list_head pending_commit_handler_list;
 211         tdm_vblank *vblank;
 212         int layer_waiting_vblank;
 213
 214         /* seperate list for multi-thread*/
 215         struct list_head change_handler_list_main;
 216         struct list_head change_handler_list_sub;
 217
 218         void **layers_ptr;
 219
 220         /* TODO: temp solution for handling DPMS things in sub-htread */
 221         tdm_event_loop_source *dpms_changed_timer;
 222 };
 223
 224 struct _tdm_private_layer {
 225         struct list_head link;
 226
 227         int index;
 228
 229         tdm_private_display *private_display;
 230         tdm_private_output *private_output;
 231
 232         tdm_caps_layer caps;
 233         tdm_layer *layer_backend;
 234
 235         /* When a buffer is set to a layer, it will be stored to waiting_buffer.
 236          * And when a layer is committed, it will be moved to committed_buffer.
 237          * Finally when a commit handler is called, it will be moved to showing_buffer.
 238          */
 239         tdm_private_layer_buffer *waiting_buffer;
 240         tdm_private_layer_buffer *committed_buffer;   /* for output_commit */
 241         tdm_private_layer_buffer *showing_buffer;
 242         tbm_surface_queue_h buffer_queue;
 243
 244         struct list_head capture_list;
 245
 246         unsigned int usable;
 247         unsigned int committing;
 248
 249         double fps_stamp;
 250         unsigned int fps_count;
 251 };
 252
 253 struct _tdm_private_pp {
 254         struct list_head link;
 255
 256         double stamp;
 257
 258         tdm_private_display *private_display;
 259
 260         tdm_pp *pp_backend;
 261
 262         struct list_head pending_buffer_list;
 263         struct list_head buffer_list;
 264
 265         tdm_info_pp info;
 266         pid_t owner_tid;
 267
 268         tdm_pp_done_handler done_func;
 269         void *done_user_data;
 270 };
 271
 272 struct _tdm_private_capture {
 273         struct list_head link;
 274         struct list_head display_link;
 275
 276         double stamp;
 277
 278         tdm_capture_target target;
 279
 280         tdm_private_display *private_display;
 281         tdm_private_output *private_output;
 282         tdm_private_layer *private_layer;
 283
 284         tdm_capture *capture_backend;
 285
 286         struct list_head pending_buffer_list;
 287         struct list_head buffer_list;
 288
 289         tdm_info_capture info;
 290         pid_t owner_tid;
 291
 292         tdm_capture_done_handler done_func;
 293         void *done_user_data;
 294 };
 295
 296 /* CAUTION:
 297  * Note that we don't need to (un)lock mutex to use this structure. If there is
 298  * no TDM thread, all TDM resources are protected by private_display's mutex.
 299  * If there is a TDM thread, this struct will be used only in a TDM thread.
 300  * So, we don't need to protect this structure by mutex. Not thread-safe.
 301  */
 302 struct _tdm_private_loop {
 303         /* TDM uses wl_event_loop to handle various event sources including the TDM
 304          * backend's fd.
 305          */
 306         struct wl_display *wl_display;
 307         struct wl_event_loop *wl_loop;
 308
 309         int backend_fd;
 310         tdm_event_loop_source *backend_source;
 311
 312         /* In event loop, all resources are accessed by this dpy.
 313          * CAUTION:
 314          * - DO NOT include other private structure in this structure because this
 315          *   struct is not protected by mutex.
 316          */
 317         tdm_display *dpy;
 318
 319         /* for handling TDM client requests */
 320         tdm_private_server *private_server;
 321
 322         /* To have a TDM event thread. If TDM_THREAD enviroment variable is not set
 323          * private_thread is NULL.
 324          */
 325         tdm_private_thread *private_thread;
 326 };
 327
 328 struct _tdm_private_vblank_handler {
 329         struct list_head link;
 330
 331         tdm_private_output *private_output;
 332         int interval;
 333         int sync;
 334         tdm_output_vblank_handler func;
 335         void *user_data;
 336
 337         pid_t owner_tid;
 338 };
 339
 340 struct _tdm_private_output_commit_handler {
 341         struct list_head link;
 342
 343         tdm_private_output *private_output;
 344         tdm_output_commit_handler func;
 345         void *user_data;
 346
 347         pid_t owner_tid;
 348 };
 349
 350 struct _tdm_private_layer_commit_handler {
 351         struct list_head link;
 352
 353         tdm_private_layer *private_layer;
 354         tdm_layer_commit_handler func;
 355         void *user_data;
 356
 357         tdm_private_layer_buffer *committed_buffer;   /* for layer_commit */
 358 };
 359
 360 struct _tdm_private_change_handler {
 361         struct list_head link;
 362
 363         tdm_private_output *private_output;
 364         tdm_output_change_handler func;
 365         void *user_data;
 366
 367         pid_t owner_tid;
 368 };
 369
 370 struct _tdm_private_layer_buffer {
 371         tbm_surface_h buffer;
 372         struct list_head link;
 373 };
 374
 375 typedef struct _tdm_buffer_info {
 376         tbm_surface_h buffer;
 377
 378         /* ref_count for backend */
 379         int backend_ref_count;
 380
 381         struct list_head release_funcs;
 382         struct list_head destroy_funcs;
 383
 384         struct list_head *list;
 385         struct list_head link;
 386 } tdm_buffer_info;
 387
 388 typedef struct _tdm_pp_private_buffer {
 389         tbm_surface_h src;
 390         tbm_surface_h dst;
 391         struct list_head link;
 392         struct list_head commit_link;
 393 } tdm_pp_private_buffer;
 394
 395 typedef struct _tdm_capture_private_buffer {
 396         tbm_surface_h buffer;
 397         struct list_head link;
 398         struct list_head commit_link;
 399 } tdm_capture_private_buffer;
 400
 401 int
 402 tdm_display_check_module_abi(tdm_private_display *private_display, int abimaj, int abimin);
 403
 404 tdm_private_output *
 405 tdm_display_find_output_stamp(tdm_private_display *private_display, double stamp);
 406 tdm_private_pp *
 407 tdm_pp_find_stamp(tdm_private_display *private_display, double stamp);
 408 tdm_private_capture *
 409 tdm_capture_find_stamp(tdm_private_display *private_display, double stamp);
 410
 411 void
 412 tdm_output_cb_vblank(tdm_output *output_backend, unsigned int sequence,
 413                                          unsigned int tv_sec, unsigned int tv_usec, void *user_data);
 414 void
 415 tdm_output_cb_commit(tdm_output *output_backend, unsigned int sequence,
 416                                          unsigned int tv_sec, unsigned int tv_usec, void *user_data);
 417 void
 418 tdm_output_cb_status(tdm_output *output_backend, tdm_output_conn_status status,
 419                                          void *user_data);
 420 void
 421 tdm_output_cb_dpms(tdm_output *output_backend, tdm_output_dpms dpms,
 422                                    void *user_data);
 423 tdm_error
 424 tdm_output_wait_vblank_add_front(tdm_output *output, int interval, int sync,
 425                                                                  tdm_output_vblank_handler func, void *user_data);
 426 tdm_error
 427 tdm_output_commit_internal(tdm_output *output, int sync, tdm_output_commit_handler func, void *user_data);
 428 tdm_error
 429 tdm_output_get_dpms_internal(tdm_output *output, tdm_output_dpms *dpms_value);
 430
 431 void
 432 tdm_output_remove_vblank_handler_internal(tdm_output *output, tdm_output_vblank_handler func, void *user_data);
 433 void
 434 tdm_output_remove_commit_handler_internal(tdm_output *output, tdm_output_commit_handler func, void *user_data);
 435 void
 436 tdm_layer_remove_commit_handler_internal(tdm_layer *layer, tdm_layer_commit_handler func, void *user_data);
 437
 438 void
 439 tdm_layer_committed(tdm_private_layer *private_layer, tdm_private_layer_buffer **committed_buffer);
 440
 441 void
 442 tdm_pp_cb_done(tdm_pp *pp_backend, tbm_surface_h src, tbm_surface_h dst,
 443                            void *user_data);
 444 void
 445 tdm_capture_cb_done(tdm_capture *capture_backend, tbm_surface_h buffer,
 446                                         void *user_data);
 447 tdm_error
 448 tdm_vblank_cb_vblank_SW(tdm_vblank *vblank, double vblank_stamp);
 449 tdm_error
 450 tdm_vblank_set_add_front(tdm_vblank *vblank, unsigned int add_front);
 451 tdm_error
 452 tdm_vblank_set_resource(tdm_vblank *vblank, struct wl_resource *resource);
 453 tdm_error
 454 tdm_vblank_set_client_vblank_fps(unsigned int pid, const char *name, unsigned int fps);
 455 void
 456 tdm_vblank_get_vblank_list_information(tdm_display *dpy, char *reply, int *len);
 457
 458 void
 459 tdm_output_call_change_handler_internal(tdm_private_output *private_output,
 460                                                                                 struct list_head *change_handler_list,
 461                                                                                 tdm_output_change_type type,
 462                                                                                 tdm_value value,
 463                                                                                 int no_check_thread_id);
 464
 465 tdm_private_pp *
 466 tdm_pp_create_internal(tdm_private_display *private_display, tdm_error *error);
 467 void
 468 tdm_pp_destroy_internal(tdm_private_pp *private_pp);
 469
 470 tdm_private_capture *
 471 tdm_capture_create_output_internal(tdm_private_output *private_output,
 472                                                                    tdm_error *error);
 473 tdm_private_capture *
 474 tdm_capture_create_layer_internal(tdm_private_layer *private_layer,
 475                                                                   tdm_error *error);
 476 void
 477 tdm_capture_destroy_internal(tdm_private_capture *private_capture);
 478
 479 /* utility buffer functions for private */
 480 tdm_buffer_info*
 481 tdm_buffer_get_info(tbm_surface_h buffer);
 482 tbm_surface_h
 483 tdm_buffer_list_get_first_entry(struct list_head *list);
 484 void
 485 tdm_buffer_list_dump(struct list_head *list);
 486
 487 void
 488 tdm_buffer_remove_release_handler_internal(tbm_surface_h buffer);
 489
 490 /* event functions for private */
 491 tdm_error
 492 tdm_event_loop_init(tdm_private_display *private_display);
 493 void
 494 tdm_event_loop_deinit(tdm_private_display *private_display);
 495 void
 496 tdm_event_loop_create_backend_source(tdm_private_display *private_display);
 497 int
 498 tdm_event_loop_get_fd(tdm_private_display *private_display);
 499 tdm_error
 500 tdm_event_loop_dispatch(tdm_private_display *private_display);
 501 void
 502 tdm_event_loop_flush(tdm_private_display *private_display);
 503 tdm_error
 504 tdm_event_loop_trace_enable(tdm_private_display *private_display, unsigned int enable);
 505
 506 typedef enum {
 507         TDM_THREAD_CB_NONE,
 508         TDM_THREAD_CB_OUTPUT_COMMIT,
 509         TDM_THREAD_CB_OUTPUT_VBLANK,
 510         TDM_THREAD_CB_OUTPUT_STATUS,
 511         TDM_THREAD_CB_OUTPUT_DPMS,
 512         TDM_THREAD_CB_PP_DONE,
 513         TDM_THREAD_CB_CAPTURE_DONE,
 514         TDM_THREAD_CB_VBLANK_SW,
 515 } tdm_thread_cb_type;
 516
 517 typedef struct _tdm_thread_cb_base tdm_thread_cb_base;
 518 typedef struct _tdm_thread_cb_output_vblank tdm_thread_cb_output_commit;
 519 typedef struct _tdm_thread_cb_output_vblank tdm_thread_cb_output_vblank;
 520 typedef struct _tdm_thread_cb_output_status tdm_thread_cb_output_status;
 521 typedef struct _tdm_thread_cb_output_dpms tdm_thread_cb_output_dpms;
 522 typedef struct _tdm_thread_cb_pp_done tdm_thread_cb_pp_done;
 523 typedef struct _tdm_thread_cb_capture_done tdm_thread_cb_capture_done;
 524 typedef struct _tdm_thread_cb_vblank_sw tdm_thread_cb_vblank_sw;
 525
 526 struct _tdm_thread_cb_base {
 527         tdm_thread_cb_type type;
 528         unsigned int length;
 529 };
 530
 531 struct _tdm_thread_cb_output_vblank {
 532         tdm_thread_cb_base base;
 533         double output_stamp;
 534         unsigned int sequence;
 535         unsigned int tv_sec;
 536         unsigned int tv_usec;
 537         void *user_data;
 538 };
 539
 540 struct _tdm_thread_cb_output_status {
 541         tdm_thread_cb_base base;
 542         double output_stamp;
 543         tdm_output_conn_status status;
 544         void *user_data;
 545 };
 546
 547 struct _tdm_thread_cb_output_dpms {
 548         tdm_thread_cb_base base;
 549         double output_stamp;
 550         tdm_output_dpms dpms;
 551         void *user_data;
 552 };
 553
 554 struct _tdm_thread_cb_pp_done {
 555         tdm_thread_cb_base base;
 556         double pp_stamp;
 557         tbm_surface_h src;
 558         tbm_surface_h dst;
 559         void *user_data;
 560 };
 561
 562 struct _tdm_thread_cb_capture_done {
 563         tdm_thread_cb_base base;
 564         double capture_stamp;
 565         tbm_surface_h buffer;
 566         void *user_data;
 567 };
 568
 569 struct _tdm_thread_cb_vblank_sw {
 570         tdm_thread_cb_base base;
 571         double vblank_stamp;
 572 };
 573
 574 tdm_error
 575 tdm_thread_init(tdm_private_loop *private_loop);
 576 void
 577 tdm_thread_deinit(tdm_private_loop *private_loop);
 578 int
 579 tdm_thread_get_fd(tdm_private_loop *private_loop);
 580 tdm_error
 581 tdm_thread_send_cb(tdm_private_loop *private_loop, tdm_thread_cb_base *base);
 582 tdm_error
 583 tdm_thread_handle_cb(tdm_private_loop *private_loop);
 584 int
 585 tdm_thread_in_display_thread(pid_t tid);
 586 int
 587 tdm_thread_is_running(void);
 588
 589 tdm_error
 590 tdm_server_init(tdm_private_loop *private_loop);
 591 void
 592 tdm_server_deinit(tdm_private_loop *private_loop);
 593 const char*
 594 tdm_server_get_client_name(pid_t pid);
 595
 596 char *
 597 tdm_helper_dump_make_directory(const char *path, char *reply, int *len);
 598 void
 599 tdm_helper_dump_buffer_str(tbm_surface_h buffer, char *dir, char *str);
 600 double
 601 tdm_helper_get_time(void);
 602
 603 extern pthread_mutex_t tdm_mutex_check_lock;
 604 extern int tdm_mutex_locked;
 605 extern const char *tdm_mutex_lock_func;
 606 extern int tdm_mutex_lock_line;
 607 extern const char *tdm_mutex_unlock_func;
 608 extern int tdm_mutex_unlock_line;
 609 extern int tdm_dump_enable;
 610 extern char *tdm_debug_dump_dir;
 611
 612 #define _pthread_mutex_unlock(l) \
 613         do { \
 614                 if (tdm_debug_module & TDM_DEBUG_MUTEX) \
 615                         TDM_INFO("mutex unlock"); \
 616                 pthread_mutex_lock(&tdm_mutex_check_lock); \
 617                 tdm_mutex_locked = 0; \
 618                 tdm_mutex_lock_func = NULL; \
 619                 tdm_mutex_lock_line = 0; \
 620                 tdm_mutex_unlock_func = __FUNCTION__; \
 621                 tdm_mutex_unlock_line = __LINE__; \
 622                 pthread_mutex_unlock(&tdm_mutex_check_lock); \
 623                 pthread_mutex_unlock(l); \
 624         } while (0)
 625 #ifdef TDM_CONFIG_MUTEX_TIMEOUT
 626 #define MUTEX_TIMEOUT_SEC 5
 627 #define _pthread_mutex_lock(l) \
 628         do { \
 629                 if (tdm_debug_module & TDM_DEBUG_MUTEX) \
 630                         TDM_INFO("mutex lock"); \
 631                 struct timespec rtime; \
 632                 clock_gettime(CLOCK_REALTIME, &rtime); \
 633                 rtime.tv_sec += MUTEX_TIMEOUT_SEC; \
 634                 if (pthread_mutex_timedlock(l, &rtime)) { \
 635                         TDM_ERR("Mutex lock failed PID %d", getpid()); \
 636                         _pthread_mutex_unlock(l); \
 637                 } \
 638                 else { \
 639                         pthread_mutex_lock(&tdm_mutex_check_lock); \
 640                         tdm_mutex_locked = 1; \
 641                         tdm_mutex_lock_func = __FUNCTION__; \
 642                         tdm_mutex_lock_line = __LINE__; \
 643                         tdm_mutex_unlock_func = NULL; \
 644                         tdm_mutex_unlock_line = 0; \
 645                         pthread_mutex_unlock(&tdm_mutex_check_lock); \
 646                 } \
 647         } while (0)
 648 #else //TDM_CONFIG_MUTEX_TIMEOUT
 649 #define _pthread_mutex_lock(l) \
 650         do { \
 651                 if (tdm_debug_module & TDM_DEBUG_MUTEX) \
 652                         TDM_INFO("mutex lock"); \
 653                 pthread_mutex_lock(l); \
 654                 pthread_mutex_lock(&tdm_mutex_check_lock); \
 655                 tdm_mutex_locked = 1; \
 656                 tdm_mutex_lock_func = __FUNCTION__; \
 657                 tdm_mutex_lock_line = __LINE__; \
 658                 tdm_mutex_unlock_func = NULL; \
 659                 tdm_mutex_unlock_line = 0; \
 660                 pthread_mutex_unlock(&tdm_mutex_check_lock); \
 661         } while (0)
 662 #endif //TDM_CONFIG_MUTEX_TIMEOUT
 663 //#define TDM_MUTEX_IS_LOCKED() (tdm_mutex_locked == 1)
 664 static inline int TDM_MUTEX_IS_LOCKED(void)
 665 {
 666         int ret;
 667         /* if thread is not running, we don't need to consider mutex things. */
 668         if (!tdm_thread_is_running())
 669                 return 1;
 670         pthread_mutex_lock(&tdm_mutex_check_lock);
 671         ret = (tdm_mutex_locked == 1);
 672         pthread_mutex_unlock(&tdm_mutex_check_lock);
 673         return ret;
 674 }
 675
 676 #define tdm_display_lock(dpy)   _pthread_mutex_lock(&((tdm_private_display *)dpy)->lock)
 677 #define tdm_display_unlock(dpy)   _pthread_mutex_unlock(&((tdm_private_display *)dpy)->lock)
 678
 679 tdm_error
 680 tdm_display_update_output(tdm_private_display *private_display,
 681                                                   tdm_output *output_backend, int pipe);
 682 tdm_error
 683 tdm_display_enable_debug_module(const char*modules);
 684 tdm_error
 685 tdm_display_enable_dump(tdm_private_display *private_display, const char *dump_str, char *reply, int *len);
 686 tdm_error
 687 tdm_display_enable_path(const char *path);
 688 tdm_error
 689 tdm_display_enable_ttrace_vblank(tdm_display *dpy, tdm_output *output, int enable);
 690 tdm_error
 691 tdm_display_enable_commit_per_vblank(tdm_private_display *private_display, int enable);
 692 tdm_error
 693 tdm_display_enable_fps(tdm_private_display *private_display, int enable);
 694
 695 void
 696 tdm_monitor_server_command(tdm_display *dpy, const char *options, char *reply, int *len);
 697
 698
 699
 700 #define TDM_WAYLAND_LOGGER ((WAYLAND_VERSION_MAJOR == 1) && (WAYLAND_VERSION_MINOR > 11))
 701
 702 #if !TDM_WAYLAND_LOGGER
 703 #ifndef WL_CLOSURE_MAX_ARGS
 704 #define WL_CLOSURE_MAX_ARGS 20
 705 #endif
 706
 707 struct wl_closure {
 708         int count;
 709         const struct wl_message *message;
 710         uint32_t opcode;
 711         uint32_t sender_id;
 712         union wl_argument args[WL_CLOSURE_MAX_ARGS];
 713         struct wl_list link;
 714         struct wl_proxy *proxy;
 715         struct wl_array extra[0];
 716 };
 717 #endif  /* TDM_WAYLAND_LOGGER */
 718
 719 struct argument_details {
 720         char type;
 721         int nullable;
 722 };
 723
 724
 725 #ifdef __cplusplus
 726 }
 727 #endif
 728
 729 #endif /* _TDM_PRIVATE_H_ */