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_hwc_window tdm_private_hwc_window;
 127 typedef struct _tdm_private_pp tdm_private_pp;
 128 typedef struct _tdm_private_capture tdm_private_capture;
 129 typedef struct _tdm_private_loop tdm_private_loop;
 130 typedef struct _tdm_private_server tdm_private_server;
 131 typedef struct _tdm_private_thread tdm_private_thread;
 132 typedef struct _tdm_private_vblank_handler tdm_private_vblank_handler;
 133 typedef struct _tdm_private_output_commit_handler tdm_private_output_commit_handler;
 134 typedef struct _tdm_private_layer_commit_handler tdm_private_layer_commit_handler;
 135 typedef struct _tdm_private_change_handler tdm_private_change_handler;
 136 typedef struct _tdm_private_layer_buffer tdm_private_layer_buffer;
 137
 138 struct _tdm_private_display {
 139         pthread_mutex_t lock;
 140         unsigned int init_count;
 141
 142         /* backend module info */
 143         void *module;
 144         tdm_backend_module *module_data;
 145         tdm_backend_data *bdata;
 146
 147 #ifdef INIT_BUFMGR
 148         tbm_bufmgr bufmgr;
 149 #endif
 150
 151         /* backend function */
 152         tdm_display_capability capabilities;
 153         tdm_func_display func_display;
 154         tdm_func_output func_output;
 155         tdm_func_layer func_layer;
 156         tdm_func_hwc_window func_hwc_window;
 157         tdm_func_pp func_pp;
 158         tdm_func_capture func_capture;
 159
 160         /* backend capability */
 161         tdm_caps_display caps_display;
 162         tdm_caps_pp caps_pp;
 163         tdm_caps_capture caps_capture;
 164
 165         /* output, pp list */
 166         struct list_head output_list;
 167         struct list_head pp_list;
 168         struct list_head capture_list;
 169
 170         void **outputs_ptr;
 171
 172         /* for event handling */
 173         tdm_private_loop *private_loop;
 174
 175         /* output order */
 176         tdm_output **outputs;
 177
 178         /* calling a output commit per a vblank */
 179         int commit_per_vblank;
 180         tdm_commit_type commit_type;
 181
 182         int hwc_enable;
 183
 184         int print_fps;
 185 };
 186
 187 struct _tdm_private_output {
 188         struct list_head link;
 189
 190         int index;
 191         double stamp;
 192
 193         tdm_private_display *private_display;
 194
 195         tdm_caps_output caps;
 196         tdm_output *output_backend;
 197
 198         unsigned int pipe;
 199         tdm_output_dpms current_dpms_value;
 200         const tdm_output_mode *current_mode;
 201
 202         int regist_vblank_cb;
 203         int regist_commit_cb;
 204         int regist_change_cb;
 205         int regist_dpms_cb;
 206
 207         struct list_head layer_list;
 208         struct list_head hwc_window_list;
 209         struct list_head capture_list;
 210         struct list_head vblank_handler_list;
 211         struct list_head output_commit_handler_list;
 212
 213         /* for layer commit */
 214         struct list_head layer_commit_handler_list;
 215         struct list_head pending_commit_handler_list;
 216         tdm_vblank *vblank;
 217         int layer_waiting_vblank;
 218
 219         /* seperate list for multi-thread*/
 220         struct list_head change_handler_list_main;
 221         struct list_head change_handler_list_sub;
 222
 223         void **layers_ptr;
 224
 225         /* TODO: temp solution for handling DPMS things in sub-htread */
 226         tdm_event_loop_source *dpms_changed_timer;
 227 };
 228
 229 struct _tdm_private_layer {
 230         struct list_head link;
 231
 232         int index;
 233
 234         tdm_private_display *private_display;
 235         tdm_private_output *private_output;
 236
 237         tdm_caps_layer caps;
 238         tdm_layer *layer_backend;
 239
 240         /* When a buffer is set to a layer, it will be stored to waiting_buffer.
 241          * And when a layer is committed, it will be moved to committed_buffer.
 242          * Finally when a commit handler is called, it will be moved to showing_buffer.
 243          */
 244         tdm_private_layer_buffer *waiting_buffer;
 245         tdm_private_layer_buffer *committed_buffer;   /* for output_commit */
 246         tdm_private_layer_buffer *showing_buffer;
 247         tbm_surface_queue_h buffer_queue;
 248
 249         struct list_head capture_list;
 250
 251         unsigned int usable;
 252         unsigned int committing;
 253
 254         double fps_stamp;
 255         unsigned int fps_count;
 256 };
 257
 258 struct _tdm_private_hwc_window {
 259         struct list_head link;
 260
 261         int index;
 262
 263         tdm_private_display *private_display;
 264         tdm_private_output *private_output;
 265
 266         tdm_hwc_window *hwc_window_backend;
 267 };
 268
 269
 270 struct _tdm_private_pp {
 271         struct list_head link;
 272
 273         double stamp;
 274
 275         tdm_private_display *private_display;
 276
 277         tdm_pp *pp_backend;
 278
 279         struct list_head pending_buffer_list;
 280         struct list_head buffer_list;
 281
 282         tdm_info_pp info;
 283         pid_t owner_tid;
 284
 285         tdm_pp_done_handler done_func;
 286         void *done_user_data;
 287 };
 288
 289 struct _tdm_private_capture {
 290         struct list_head link;
 291         struct list_head display_link;
 292
 293         double stamp;
 294
 295         tdm_capture_target target;
 296
 297         tdm_private_display *private_display;
 298         tdm_private_output *private_output;
 299         tdm_private_layer *private_layer;
 300
 301         tdm_capture *capture_backend;
 302
 303         struct list_head pending_buffer_list;
 304         struct list_head buffer_list;
 305
 306         tdm_info_capture info;
 307         pid_t owner_tid;
 308
 309         tdm_capture_done_handler done_func;
 310         void *done_user_data;
 311 };
 312
 313 /* CAUTION:
 314  * Note that we don't need to (un)lock mutex to use this structure. If there is
 315  * no TDM thread, all TDM resources are protected by private_display's mutex.
 316  * If there is a TDM thread, this struct will be used only in a TDM thread.
 317  * So, we don't need to protect this structure by mutex. Not thread-safe.
 318  */
 319 struct _tdm_private_loop {
 320         /* TDM uses wl_event_loop to handle various event sources including the TDM
 321          * backend's fd.
 322          */
 323         struct wl_display *wl_display;
 324         struct wl_event_loop *wl_loop;
 325
 326         int backend_fd;
 327         tdm_event_loop_source *backend_source;
 328
 329         /* In event loop, all resources are accessed by this dpy.
 330          * CAUTION:
 331          * - DO NOT include other private structure in this structure because this
 332          *   struct is not protected by mutex.
 333          */
 334         tdm_display *dpy;
 335
 336         /* for handling TDM client requests */
 337         tdm_private_server *private_server;
 338
 339         /* To have a TDM event thread. If TDM_THREAD enviroment variable is not set
 340          * private_thread is NULL.
 341          */
 342         tdm_private_thread *private_thread;
 343 };
 344
 345 struct _tdm_private_vblank_handler {
 346         struct list_head link;
 347
 348         tdm_private_output *private_output;
 349         int interval;
 350         int sync;
 351         tdm_output_vblank_handler func;
 352         void *user_data;
 353
 354         pid_t owner_tid;
 355 };
 356
 357 struct _tdm_private_output_commit_handler {
 358         struct list_head link;
 359
 360         tdm_private_output *private_output;
 361         tdm_output_commit_handler func;
 362         void *user_data;
 363
 364         pid_t owner_tid;
 365 };
 366
 367 struct _tdm_private_layer_commit_handler {
 368         struct list_head link;
 369
 370         tdm_private_layer *private_layer;
 371         tdm_layer_commit_handler func;
 372         void *user_data;
 373
 374         tdm_private_layer_buffer *committed_buffer;   /* for layer_commit */
 375 };
 376
 377 struct _tdm_private_change_handler {
 378         struct list_head link;
 379
 380         tdm_private_output *private_output;
 381         tdm_output_change_handler func;
 382         void *user_data;
 383
 384         pid_t owner_tid;
 385 };
 386
 387 struct _tdm_private_layer_buffer {
 388         tbm_surface_h buffer;
 389         struct list_head link;
 390 };
 391
 392 typedef struct _tdm_buffer_info {
 393         tbm_surface_h buffer;
 394
 395         /* ref_count for backend */
 396         int backend_ref_count;
 397
 398         struct list_head release_funcs;
 399         struct list_head destroy_funcs;
 400
 401         struct list_head *list;
 402         struct list_head link;
 403 } tdm_buffer_info;
 404
 405 typedef struct _tdm_pp_private_buffer {
 406         tbm_surface_h src;
 407         tbm_surface_h dst;
 408         struct list_head link;
 409         struct list_head commit_link;
 410 } tdm_pp_private_buffer;
 411
 412 typedef struct _tdm_capture_private_buffer {
 413         tbm_surface_h buffer;
 414         struct list_head link;
 415         struct list_head commit_link;
 416 } tdm_capture_private_buffer;
 417
 418 int
 419 tdm_display_check_module_abi(tdm_private_display *private_display, int abimaj, int abimin);
 420
 421 tdm_private_output *
 422 tdm_display_find_output_stamp(tdm_private_display *private_display, double stamp);
 423 tdm_private_pp *
 424 tdm_pp_find_stamp(tdm_private_display *private_display, double stamp);
 425 tdm_private_capture *
 426 tdm_capture_find_stamp(tdm_private_display *private_display, double stamp);
 427
 428 void
 429 tdm_output_cb_vblank(tdm_output *output_backend, unsigned int sequence,
 430                                          unsigned int tv_sec, unsigned int tv_usec, void *user_data);
 431 void
 432 tdm_output_cb_commit(tdm_output *output_backend, unsigned int sequence,
 433                                          unsigned int tv_sec, unsigned int tv_usec, void *user_data);
 434 void
 435 tdm_output_cb_status(tdm_output *output_backend, tdm_output_conn_status status,
 436                                          void *user_data);
 437 void
 438 tdm_output_cb_dpms(tdm_output *output_backend, tdm_output_dpms dpms,
 439                                    void *user_data);
 440 tdm_error
 441 tdm_output_wait_vblank_add_front(tdm_output *output, int interval, int sync,
 442                                                                  tdm_output_vblank_handler func, void *user_data);
 443 tdm_error
 444 tdm_output_commit_internal(tdm_output *output, int sync, tdm_output_commit_handler func, void *user_data);
 445 tdm_error
 446 tdm_output_get_dpms_internal(tdm_output *output, tdm_output_dpms *dpms_value);
 447
 448 void
 449 tdm_output_remove_vblank_handler_internal(tdm_output *output, tdm_output_vblank_handler func, void *user_data);
 450 void
 451 tdm_output_remove_commit_handler_internal(tdm_output *output, tdm_output_commit_handler func, void *user_data);
 452 void
 453 tdm_layer_remove_commit_handler_internal(tdm_layer *layer, tdm_layer_commit_handler func, void *user_data);
 454
 455 void
 456 tdm_layer_committed(tdm_private_layer *private_layer, tdm_private_layer_buffer **committed_buffer);
 457
 458 void
 459 tdm_pp_cb_done(tdm_pp *pp_backend, tbm_surface_h src, tbm_surface_h dst,
 460                            void *user_data);
 461 void
 462 tdm_capture_cb_done(tdm_capture *capture_backend, tbm_surface_h buffer,
 463                                         void *user_data);
 464 tdm_error
 465 tdm_vblank_cb_vblank_SW(tdm_vblank *vblank, double vblank_stamp);
 466 tdm_error
 467 tdm_vblank_set_add_front(tdm_vblank *vblank, unsigned int add_front);
 468 tdm_error
 469 tdm_vblank_set_resource(tdm_vblank *vblank, struct wl_resource *resource);
 470 tdm_error
 471 tdm_vblank_set_client_vblank_fps(unsigned int pid, const char *name, unsigned int fps);
 472 void
 473 tdm_vblank_get_vblank_list_information(tdm_display *dpy, char *reply, int *len);
 474
 475 void
 476 tdm_output_call_change_handler_internal(tdm_private_output *private_output,
 477                                                                                 struct list_head *change_handler_list,
 478                                                                                 tdm_output_change_type type,
 479                                                                                 tdm_value value,
 480                                                                                 int no_check_thread_id);
 481
 482 tdm_private_pp *
 483 tdm_pp_create_internal(tdm_private_display *private_display, tdm_error *error);
 484 void
 485 tdm_pp_destroy_internal(tdm_private_pp *private_pp);
 486
 487 tdm_hwc_window *
 488 tdm_hwc_window_create_internal(tdm_private_output *private_output, tdm_error *error);
 489 tdm_error
 490 tdm_hwc_window_destroy_internal(tdm_private_hwc_window * private_hwc_window);
 491
 492 tdm_private_capture *
 493 tdm_capture_create_output_internal(tdm_private_output *private_output,
 494                                                                    tdm_error *error);
 495 tdm_private_capture *
 496 tdm_capture_create_layer_internal(tdm_private_layer *private_layer,
 497                                                                   tdm_error *error);
 498 void
 499 tdm_capture_destroy_internal(tdm_private_capture *private_capture);
 500
 501 /* utility buffer functions for private */
 502 tdm_buffer_info*
 503 tdm_buffer_get_info(tbm_surface_h buffer);
 504 tbm_surface_h
 505 tdm_buffer_list_get_first_entry(struct list_head *list);
 506 void
 507 tdm_buffer_list_dump(struct list_head *list);
 508
 509 void
 510 tdm_buffer_remove_release_handler_internal(tbm_surface_h buffer);
 511
 512 /* event functions for private */
 513 tdm_error
 514 tdm_event_loop_init(tdm_private_display *private_display);
 515 void
 516 tdm_event_loop_deinit(tdm_private_display *private_display);
 517 void
 518 tdm_event_loop_create_backend_source(tdm_private_display *private_display);
 519 int
 520 tdm_event_loop_get_fd(tdm_private_display *private_display);
 521 tdm_error
 522 tdm_event_loop_dispatch(tdm_private_display *private_display);
 523 void
 524 tdm_event_loop_flush(tdm_private_display *private_display);
 525 tdm_error
 526 tdm_event_loop_trace_enable(tdm_private_display *private_display, unsigned int enable);
 527
 528 typedef enum {
 529         TDM_THREAD_CB_NONE,
 530         TDM_THREAD_CB_OUTPUT_COMMIT,
 531         TDM_THREAD_CB_OUTPUT_VBLANK,
 532         TDM_THREAD_CB_OUTPUT_STATUS,
 533         TDM_THREAD_CB_OUTPUT_DPMS,
 534         TDM_THREAD_CB_PP_DONE,
 535         TDM_THREAD_CB_CAPTURE_DONE,
 536         TDM_THREAD_CB_VBLANK_SW,
 537 } tdm_thread_cb_type;
 538
 539 typedef struct _tdm_thread_cb_base tdm_thread_cb_base;
 540 typedef struct _tdm_thread_cb_output_vblank tdm_thread_cb_output_commit;
 541 typedef struct _tdm_thread_cb_output_vblank tdm_thread_cb_output_vblank;
 542 typedef struct _tdm_thread_cb_output_status tdm_thread_cb_output_status;
 543 typedef struct _tdm_thread_cb_output_dpms tdm_thread_cb_output_dpms;
 544 typedef struct _tdm_thread_cb_pp_done tdm_thread_cb_pp_done;
 545 typedef struct _tdm_thread_cb_capture_done tdm_thread_cb_capture_done;
 546 typedef struct _tdm_thread_cb_vblank_sw tdm_thread_cb_vblank_sw;
 547
 548 struct _tdm_thread_cb_base {
 549         tdm_thread_cb_type type;
 550         unsigned int length;
 551 };
 552
 553 struct _tdm_thread_cb_output_vblank {
 554         tdm_thread_cb_base base;
 555         double output_stamp;
 556         unsigned int sequence;
 557         unsigned int tv_sec;
 558         unsigned int tv_usec;
 559         void *user_data;
 560 };
 561
 562 struct _tdm_thread_cb_output_status {
 563         tdm_thread_cb_base base;
 564         double output_stamp;
 565         tdm_output_conn_status status;
 566         void *user_data;
 567 };
 568
 569 struct _tdm_thread_cb_output_dpms {
 570         tdm_thread_cb_base base;
 571         double output_stamp;
 572         tdm_output_dpms dpms;
 573         void *user_data;
 574 };
 575
 576 struct _tdm_thread_cb_pp_done {
 577         tdm_thread_cb_base base;
 578         double pp_stamp;
 579         tbm_surface_h src;
 580         tbm_surface_h dst;
 581         void *user_data;
 582 };
 583
 584 struct _tdm_thread_cb_capture_done {
 585         tdm_thread_cb_base base;
 586         double capture_stamp;
 587         tbm_surface_h buffer;
 588         void *user_data;
 589 };
 590
 591 struct _tdm_thread_cb_vblank_sw {
 592         tdm_thread_cb_base base;
 593         double vblank_stamp;
 594 };
 595
 596 tdm_error
 597 tdm_thread_init(tdm_private_loop *private_loop);
 598 void
 599 tdm_thread_deinit(tdm_private_loop *private_loop);
 600 int
 601 tdm_thread_get_fd(tdm_private_loop *private_loop);
 602 tdm_error
 603 tdm_thread_send_cb(tdm_private_loop *private_loop, tdm_thread_cb_base *base);
 604 tdm_error
 605 tdm_thread_handle_cb(tdm_private_loop *private_loop);
 606 int
 607 tdm_thread_in_display_thread(pid_t tid);
 608 int
 609 tdm_thread_is_running(void);
 610
 611 tdm_error
 612 tdm_server_init(tdm_private_loop *private_loop);
 613 void
 614 tdm_server_deinit(tdm_private_loop *private_loop);
 615 const char*
 616 tdm_server_get_client_name(pid_t pid);
 617
 618 char *
 619 tdm_helper_dump_make_directory(const char *path, char *reply, int *len);
 620 void
 621 tdm_helper_dump_buffer_str(tbm_surface_h buffer, char *dir, char *str);
 622 double
 623 tdm_helper_get_time(void);
 624
 625 extern pthread_mutex_t tdm_mutex_check_lock;
 626 extern int tdm_mutex_locked;
 627 extern const char *tdm_mutex_lock_func;
 628 extern int tdm_mutex_lock_line;
 629 extern const char *tdm_mutex_unlock_func;
 630 extern int tdm_mutex_unlock_line;
 631 extern int tdm_dump_enable;
 632 extern char *tdm_debug_dump_dir;
 633
 634 #define _pthread_mutex_unlock(l) \
 635         do { \
 636                 if (tdm_debug_module & TDM_DEBUG_MUTEX) \
 637                         TDM_INFO("mutex unlock"); \
 638                 pthread_mutex_lock(&tdm_mutex_check_lock); \
 639                 tdm_mutex_locked = 0; \
 640                 tdm_mutex_lock_func = NULL; \
 641                 tdm_mutex_lock_line = 0; \
 642                 tdm_mutex_unlock_func = __FUNCTION__; \
 643                 tdm_mutex_unlock_line = __LINE__; \
 644                 pthread_mutex_unlock(&tdm_mutex_check_lock); \
 645                 pthread_mutex_unlock(l); \
 646         } while (0)
 647 #ifdef TDM_CONFIG_MUTEX_TIMEOUT
 648 #define MUTEX_TIMEOUT_SEC 5
 649 #define _pthread_mutex_lock(l) \
 650         do { \
 651                 if (tdm_debug_module & TDM_DEBUG_MUTEX) \
 652                         TDM_INFO("mutex lock"); \
 653                 struct timespec rtime; \
 654                 clock_gettime(CLOCK_REALTIME, &rtime); \
 655                 rtime.tv_sec += MUTEX_TIMEOUT_SEC; \
 656                 if (pthread_mutex_timedlock(l, &rtime)) { \
 657                         TDM_ERR("Mutex lock failed PID %d", getpid()); \
 658                         _pthread_mutex_unlock(l); \
 659                 } \
 660                 else { \
 661                         pthread_mutex_lock(&tdm_mutex_check_lock); \
 662                         tdm_mutex_locked = 1; \
 663                         tdm_mutex_lock_func = __FUNCTION__; \
 664                         tdm_mutex_lock_line = __LINE__; \
 665                         tdm_mutex_unlock_func = NULL; \
 666                         tdm_mutex_unlock_line = 0; \
 667                         pthread_mutex_unlock(&tdm_mutex_check_lock); \
 668                 } \
 669         } while (0)
 670 #else //TDM_CONFIG_MUTEX_TIMEOUT
 671 #define _pthread_mutex_lock(l) \
 672         do { \
 673                 if (tdm_debug_module & TDM_DEBUG_MUTEX) \
 674                         TDM_INFO("mutex lock"); \
 675                 pthread_mutex_lock(l); \
 676                 pthread_mutex_lock(&tdm_mutex_check_lock); \
 677                 tdm_mutex_locked = 1; \
 678                 tdm_mutex_lock_func = __FUNCTION__; \
 679                 tdm_mutex_lock_line = __LINE__; \
 680                 tdm_mutex_unlock_func = NULL; \
 681                 tdm_mutex_unlock_line = 0; \
 682                 pthread_mutex_unlock(&tdm_mutex_check_lock); \
 683         } while (0)
 684 #endif //TDM_CONFIG_MUTEX_TIMEOUT
 685 //#define TDM_MUTEX_IS_LOCKED() (tdm_mutex_locked == 1)
 686 static inline int TDM_MUTEX_IS_LOCKED(void)
 687 {
 688         int ret;
 689         /* if thread is not running, we don't need to consider mutex things. */
 690         if (!tdm_thread_is_running())
 691                 return 1;
 692         pthread_mutex_lock(&tdm_mutex_check_lock);
 693         ret = (tdm_mutex_locked == 1);
 694         pthread_mutex_unlock(&tdm_mutex_check_lock);
 695         return ret;
 696 }
 697
 698 #define tdm_display_lock(dpy)   _pthread_mutex_lock(&((tdm_private_display *)dpy)->lock)
 699 #define tdm_display_unlock(dpy)   _pthread_mutex_unlock(&((tdm_private_display *)dpy)->lock)
 700
 701 tdm_error
 702 tdm_display_update_output(tdm_private_display *private_display,
 703                                                   tdm_output *output_backend, int pipe);
 704 tdm_error
 705 tdm_display_enable_debug_module(const char*modules);
 706 tdm_error
 707 tdm_display_enable_dump(tdm_private_display *private_display, const char *dump_str, char *reply, int *len);
 708 tdm_error
 709 tdm_display_enable_path(const char *path);
 710 tdm_error
 711 tdm_display_enable_ttrace_vblank(tdm_display *dpy, tdm_output *output, int enable);
 712 tdm_error
 713 tdm_display_enable_commit_per_vblank(tdm_private_display *private_display, int enable);
 714 tdm_error
 715 tdm_display_enable_fps(tdm_private_display *private_display, int enable);
 716
 717 void
 718 tdm_monitor_server_command(tdm_display *dpy, const char *options, char *reply, int *len);
 719
 720
 721
 722 #define TDM_WAYLAND_LOGGER ((WAYLAND_VERSION_MAJOR == 1) && (WAYLAND_VERSION_MINOR > 11))
 723
 724 #if !TDM_WAYLAND_LOGGER
 725 #ifndef WL_CLOSURE_MAX_ARGS
 726 #define WL_CLOSURE_MAX_ARGS 20
 727 #endif
 728
 729 struct wl_closure {
 730         int count;
 731         const struct wl_message *message;
 732         uint32_t opcode;
 733         uint32_t sender_id;
 734         union wl_argument args[WL_CLOSURE_MAX_ARGS];
 735         struct wl_list link;
 736         struct wl_proxy *proxy;
 737         struct wl_array extra[0];
 738 };
 739 #endif  /* TDM_WAYLAND_LOGGER */
 740
 741 struct argument_details {
 742         char type;
 743         int nullable;
 744 };
 745
 746
 747 #ifdef __cplusplus
 748 }
 749 #endif
 750
 751 #endif /* _TDM_PRIVATE_H_ */