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         TDM_DUMP_FLAG_WINDOW = (1 << 3),
 114 };
 115
 116 #define TDM_DUMP_DIR    "/tmp"
 117
 118 typedef enum {
 119         TDM_COMMIT_TYPE_NONE,
 120         TDM_COMMIT_TYPE_OUTPUT,
 121         TDM_COMMIT_TYPE_LAYER,
 122 } tdm_commit_type;
 123
 124 typedef struct _tdm_private_display tdm_private_display;
 125 typedef struct _tdm_private_output tdm_private_output;
 126 typedef struct _tdm_private_layer tdm_private_layer;
 127 typedef struct _tdm_private_hwc_window tdm_private_hwc_window;
 128 typedef struct _tdm_private_pp tdm_private_pp;
 129 typedef struct _tdm_private_capture tdm_private_capture;
 130 typedef struct _tdm_private_loop tdm_private_loop;
 131 typedef struct _tdm_private_server tdm_private_server;
 132 typedef struct _tdm_private_thread tdm_private_thread;
 133 typedef struct _tdm_private_vblank_handler tdm_private_vblank_handler;
 134 typedef struct _tdm_private_output_commit_handler tdm_private_output_commit_handler;
 135 typedef struct _tdm_private_layer_commit_handler tdm_private_layer_commit_handler;
 136 typedef struct _tdm_private_change_handler tdm_private_change_handler;
 137 typedef struct _tdm_private_layer_buffer tdm_private_layer_buffer;
 138
 139 struct _tdm_private_display {
 140         pthread_mutex_t lock;
 141         unsigned int init_count;
 142
 143         /* backend module info */
 144         void *module;
 145         tdm_backend_module *module_data;
 146         tdm_backend_data *bdata;
 147
 148 #ifdef INIT_BUFMGR
 149         tbm_bufmgr bufmgr;
 150 #endif
 151
 152         /* backend function */
 153         tdm_display_capability capabilities;
 154         tdm_func_display func_display;
 155         tdm_func_output func_output;
 156         tdm_func_layer func_layer;
 157         tdm_func_hwc_window func_hwc_window;
 158         tdm_func_pp func_pp;
 159         tdm_func_capture func_capture;
 160
 161         /* backend capability */
 162         tdm_caps_display caps_display;
 163         tdm_caps_pp caps_pp;
 164         tdm_caps_capture caps_capture;
 165
 166         /* output, pp list */
 167         struct list_head output_list;
 168         struct list_head pp_list;
 169         struct list_head capture_list;
 170
 171         void **outputs_ptr;
 172
 173         /* for event handling */
 174         tdm_private_loop *private_loop;
 175
 176         /* output order */
 177         tdm_output **outputs;
 178
 179         /* calling a output commit per a vblank */
 180         int commit_per_vblank;
 181         tdm_commit_type commit_type;
 182
 183         int hwc_enable;
 184
 185         int print_fps;
 186 };
 187
 188 struct _tdm_private_output {
 189         struct list_head link;
 190
 191         int index;
 192         double stamp;
 193
 194         tdm_private_display *private_display;
 195
 196         tdm_caps_output caps;
 197         tdm_output *output_backend;
 198
 199         unsigned int pipe;
 200         tdm_output_dpms current_dpms_value;
 201         const tdm_output_mode *current_mode;
 202
 203         int regist_vblank_cb;
 204         int regist_commit_cb;
 205         int regist_change_cb;
 206         int regist_dpms_cb;
 207
 208         struct list_head layer_list;
 209         struct list_head hwc_window_list;
 210         struct list_head capture_list;
 211         struct list_head vblank_handler_list;
 212         struct list_head output_commit_handler_list;
 213
 214         /* for layer commit */
 215         struct list_head layer_commit_handler_list;
 216         struct list_head pending_commit_handler_list;
 217         tdm_vblank *vblank;
 218         int layer_waiting_vblank;
 219
 220         /* seperate list for multi-thread*/
 221         struct list_head change_handler_list_main;
 222         struct list_head change_handler_list_sub;
 223
 224         void **layers_ptr;
 225
 226         /* TODO: temp solution for handling DPMS things in sub-htread */
 227         tdm_event_loop_source *dpms_changed_timer;
 228 };
 229
 230 struct _tdm_private_layer {
 231         struct list_head link;
 232
 233         int index;
 234
 235         tdm_private_display *private_display;
 236         tdm_private_output *private_output;
 237
 238         tdm_caps_layer caps;
 239         tdm_layer *layer_backend;
 240
 241         /* When a buffer is set to a layer, it will be stored to waiting_buffer.
 242          * And when a layer is committed, it will be moved to committed_buffer.
 243          * Finally when a commit handler is called, it will be moved to showing_buffer.
 244          */
 245         tdm_private_layer_buffer *waiting_buffer;
 246         tdm_private_layer_buffer *committed_buffer;   /* for output_commit */
 247         tdm_private_layer_buffer *showing_buffer;
 248         tbm_surface_queue_h buffer_queue;
 249
 250         struct list_head capture_list;
 251
 252         unsigned int usable;
 253         unsigned int committing;
 254
 255         double fps_stamp;
 256         unsigned int fps_count;
 257 };
 258
 259 struct _tdm_private_hwc_window {
 260         struct list_head link;
 261
 262         int index;
 263         uint32_t zpos;
 264
 265         tdm_private_display *private_display;
 266         tdm_private_output *private_output;
 267
 268         tdm_hwc_window *hwc_window_backend;
 269 };
 270
 271
 272 struct _tdm_private_pp {
 273         struct list_head link;
 274
 275         double stamp;
 276
 277         tdm_private_display *private_display;
 278
 279         tdm_pp *pp_backend;
 280
 281         struct list_head pending_buffer_list;
 282         struct list_head buffer_list;
 283
 284         tdm_info_pp info;
 285         pid_t owner_tid;
 286
 287         tdm_pp_done_handler done_func;
 288         void *done_user_data;
 289 };
 290
 291 struct _tdm_private_capture {
 292         struct list_head link;
 293         struct list_head display_link;
 294
 295         double stamp;
 296
 297         tdm_capture_target target;
 298
 299         tdm_private_display *private_display;
 300         tdm_private_output *private_output;
 301         tdm_private_layer *private_layer;
 302
 303         tdm_capture *capture_backend;
 304
 305         struct list_head pending_buffer_list;
 306         struct list_head buffer_list;
 307
 308         tdm_info_capture info;
 309         pid_t owner_tid;
 310
 311         tdm_capture_done_handler done_func;
 312         void *done_user_data;
 313 };
 314
 315 /* CAUTION:
 316  * Note that we don't need to (un)lock mutex to use this structure. If there is
 317  * no TDM thread, all TDM resources are protected by private_display's mutex.
 318  * If there is a TDM thread, this struct will be used only in a TDM thread.
 319  * So, we don't need to protect this structure by mutex. Not thread-safe.
 320  */
 321 struct _tdm_private_loop {
 322         /* TDM uses wl_event_loop to handle various event sources including the TDM
 323          * backend's fd.
 324          */
 325         struct wl_display *wl_display;
 326         struct wl_event_loop *wl_loop;
 327
 328         int backend_fd;
 329         tdm_event_loop_source *backend_source;
 330
 331         /* In event loop, all resources are accessed by this dpy.
 332          * CAUTION:
 333          * - DO NOT include other private structure in this structure because this
 334          *   struct is not protected by mutex.
 335          */
 336         tdm_display *dpy;
 337
 338         /* for handling TDM client requests */
 339         tdm_private_server *private_server;
 340
 341         /* To have a TDM event thread. If TDM_THREAD enviroment variable is not set
 342          * private_thread is NULL.
 343          */
 344         tdm_private_thread *private_thread;
 345 };
 346
 347 struct _tdm_private_vblank_handler {
 348         struct list_head link;
 349
 350         tdm_private_output *private_output;
 351         int interval;
 352         int sync;
 353         tdm_output_vblank_handler func;
 354         void *user_data;
 355
 356         pid_t owner_tid;
 357 };
 358
 359 struct _tdm_private_output_commit_handler {
 360         struct list_head link;
 361
 362         tdm_private_output *private_output;
 363         tdm_output_commit_handler func;
 364         void *user_data;
 365
 366         pid_t owner_tid;
 367 };
 368
 369 struct _tdm_private_layer_commit_handler {
 370         struct list_head link;
 371
 372         tdm_private_layer *private_layer;
 373         tdm_layer_commit_handler func;
 374         void *user_data;
 375
 376         tdm_private_layer_buffer *committed_buffer;   /* for layer_commit */
 377 };
 378
 379 struct _tdm_private_change_handler {
 380         struct list_head link;
 381
 382         tdm_private_output *private_output;
 383         tdm_output_change_handler func;
 384         void *user_data;
 385
 386         pid_t owner_tid;
 387 };
 388
 389 struct _tdm_private_layer_buffer {
 390         tbm_surface_h buffer;
 391         struct list_head link;
 392 };
 393
 394 typedef struct _tdm_buffer_info {
 395         tbm_surface_h buffer;
 396
 397         /* ref_count for backend */
 398         int backend_ref_count;
 399
 400         struct list_head release_funcs;
 401         struct list_head destroy_funcs;
 402
 403         struct list_head *list;
 404         struct list_head link;
 405 } tdm_buffer_info;
 406
 407 typedef struct _tdm_pp_private_buffer {
 408         tbm_surface_h src;
 409         tbm_surface_h dst;
 410         struct list_head link;
 411         struct list_head commit_link;
 412 } tdm_pp_private_buffer;
 413
 414 typedef struct _tdm_capture_private_buffer {
 415         tbm_surface_h buffer;
 416         struct list_head link;
 417         struct list_head commit_link;
 418 } tdm_capture_private_buffer;
 419
 420 int
 421 tdm_display_check_module_abi(tdm_private_display *private_display, int abimaj, int abimin);
 422
 423 tdm_private_output *
 424 tdm_display_find_output_stamp(tdm_private_display *private_display, double stamp);
 425 tdm_private_pp *
 426 tdm_pp_find_stamp(tdm_private_display *private_display, double stamp);
 427 tdm_private_capture *
 428 tdm_capture_find_stamp(tdm_private_display *private_display, double stamp);
 429
 430 void
 431 tdm_output_cb_vblank(tdm_output *output_backend, unsigned int sequence,
 432                                          unsigned int tv_sec, unsigned int tv_usec, void *user_data);
 433 void
 434 tdm_output_cb_commit(tdm_output *output_backend, unsigned int sequence,
 435                                          unsigned int tv_sec, unsigned int tv_usec, void *user_data);
 436 void
 437 tdm_output_cb_status(tdm_output *output_backend, tdm_output_conn_status status,
 438                                          void *user_data);
 439 void
 440 tdm_output_cb_dpms(tdm_output *output_backend, tdm_output_dpms dpms,
 441                                    void *user_data);
 442 tdm_error
 443 tdm_output_wait_vblank_add_front(tdm_output *output, int interval, int sync,
 444                                                                  tdm_output_vblank_handler func, void *user_data);
 445 tdm_error
 446 tdm_output_commit_internal(tdm_output *output, int sync, tdm_output_commit_handler func, void *user_data);
 447 tdm_error
 448 tdm_output_get_dpms_internal(tdm_output *output, tdm_output_dpms *dpms_value);
 449
 450 void
 451 tdm_output_remove_vblank_handler_internal(tdm_output *output, tdm_output_vblank_handler func, void *user_data);
 452 void
 453 tdm_output_remove_commit_handler_internal(tdm_output *output, tdm_output_commit_handler func, void *user_data);
 454 void
 455 tdm_layer_remove_commit_handler_internal(tdm_layer *layer, tdm_layer_commit_handler func, void *user_data);
 456
 457 void
 458 tdm_layer_committed(tdm_private_layer *private_layer, tdm_private_layer_buffer **committed_buffer);
 459
 460 void
 461 tdm_pp_cb_done(tdm_pp *pp_backend, tbm_surface_h src, tbm_surface_h dst,
 462                            void *user_data);
 463 void
 464 tdm_capture_cb_done(tdm_capture *capture_backend, tbm_surface_h buffer,
 465                                         void *user_data);
 466 tdm_error
 467 tdm_vblank_cb_vblank_SW(tdm_vblank *vblank, double vblank_stamp);
 468 tdm_error
 469 tdm_vblank_set_add_front(tdm_vblank *vblank, unsigned int add_front);
 470 tdm_error
 471 tdm_vblank_set_resource(tdm_vblank *vblank, struct wl_resource *resource);
 472 tdm_error
 473 tdm_vblank_set_client_vblank_fps(unsigned int pid, const char *name, unsigned int fps);
 474 void
 475 tdm_vblank_get_vblank_list_information(tdm_display *dpy, char *reply, int *len);
 476
 477 void
 478 tdm_output_call_change_handler_internal(tdm_private_output *private_output,
 479                                                                                 struct list_head *change_handler_list,
 480                                                                                 tdm_output_change_type type,
 481                                                                                 tdm_value value,
 482                                                                                 int no_check_thread_id);
 483
 484 tdm_private_pp *
 485 tdm_pp_create_internal(tdm_private_display *private_display, tdm_error *error);
 486 void
 487 tdm_pp_destroy_internal(tdm_private_pp *private_pp);
 488
 489 tdm_hwc_window *
 490 tdm_hwc_window_create_internal(tdm_private_output *private_output, tdm_error *error);
 491 tdm_error
 492 tdm_hwc_window_destroy_internal(tdm_private_hwc_window * private_hwc_window);
 493
 494 tdm_private_capture *
 495 tdm_capture_create_output_internal(tdm_private_output *private_output,
 496                                                                    tdm_error *error);
 497 tdm_private_capture *
 498 tdm_capture_create_layer_internal(tdm_private_layer *private_layer,
 499                                                                   tdm_error *error);
 500 void
 501 tdm_capture_destroy_internal(tdm_private_capture *private_capture);
 502
 503 /* utility buffer functions for private */
 504 tdm_buffer_info*
 505 tdm_buffer_get_info(tbm_surface_h buffer);
 506 tbm_surface_h
 507 tdm_buffer_list_get_first_entry(struct list_head *list);
 508 void
 509 tdm_buffer_list_dump(struct list_head *list);
 510
 511 void
 512 tdm_buffer_remove_release_handler_internal(tbm_surface_h buffer);
 513
 514 /* event functions for private */
 515 tdm_error
 516 tdm_event_loop_init(tdm_private_display *private_display);
 517 void
 518 tdm_event_loop_deinit(tdm_private_display *private_display);
 519 void
 520 tdm_event_loop_create_backend_source(tdm_private_display *private_display);
 521 int
 522 tdm_event_loop_get_fd(tdm_private_display *private_display);
 523 tdm_error
 524 tdm_event_loop_dispatch(tdm_private_display *private_display);
 525 void
 526 tdm_event_loop_flush(tdm_private_display *private_display);
 527 tdm_error
 528 tdm_event_loop_trace_enable(tdm_private_display *private_display, unsigned int enable);
 529
 530 typedef enum {
 531         TDM_THREAD_CB_NONE,
 532         TDM_THREAD_CB_OUTPUT_COMMIT,
 533         TDM_THREAD_CB_OUTPUT_VBLANK,
 534         TDM_THREAD_CB_OUTPUT_STATUS,
 535         TDM_THREAD_CB_OUTPUT_DPMS,
 536         TDM_THREAD_CB_PP_DONE,
 537         TDM_THREAD_CB_CAPTURE_DONE,
 538         TDM_THREAD_CB_VBLANK_SW,
 539 } tdm_thread_cb_type;
 540
 541 typedef struct _tdm_thread_cb_base tdm_thread_cb_base;
 542 typedef struct _tdm_thread_cb_output_vblank tdm_thread_cb_output_commit;
 543 typedef struct _tdm_thread_cb_output_vblank tdm_thread_cb_output_vblank;
 544 typedef struct _tdm_thread_cb_output_status tdm_thread_cb_output_status;
 545 typedef struct _tdm_thread_cb_output_dpms tdm_thread_cb_output_dpms;
 546 typedef struct _tdm_thread_cb_pp_done tdm_thread_cb_pp_done;
 547 typedef struct _tdm_thread_cb_capture_done tdm_thread_cb_capture_done;
 548 typedef struct _tdm_thread_cb_vblank_sw tdm_thread_cb_vblank_sw;
 549
 550 struct _tdm_thread_cb_base {
 551         tdm_thread_cb_type type;
 552         unsigned int length;
 553 };
 554
 555 struct _tdm_thread_cb_output_vblank {
 556         tdm_thread_cb_base base;
 557         double output_stamp;
 558         unsigned int sequence;
 559         unsigned int tv_sec;
 560         unsigned int tv_usec;
 561         void *user_data;
 562 };
 563
 564 struct _tdm_thread_cb_output_status {
 565         tdm_thread_cb_base base;
 566         double output_stamp;
 567         tdm_output_conn_status status;
 568         void *user_data;
 569 };
 570
 571 struct _tdm_thread_cb_output_dpms {
 572         tdm_thread_cb_base base;
 573         double output_stamp;
 574         tdm_output_dpms dpms;
 575         void *user_data;
 576 };
 577
 578 struct _tdm_thread_cb_pp_done {
 579         tdm_thread_cb_base base;
 580         double pp_stamp;
 581         tbm_surface_h src;
 582         tbm_surface_h dst;
 583         void *user_data;
 584 };
 585
 586 struct _tdm_thread_cb_capture_done {
 587         tdm_thread_cb_base base;
 588         double capture_stamp;
 589         tbm_surface_h buffer;
 590         void *user_data;
 591 };
 592
 593 struct _tdm_thread_cb_vblank_sw {
 594         tdm_thread_cb_base base;
 595         double vblank_stamp;
 596 };
 597
 598 tdm_error
 599 tdm_thread_init(tdm_private_loop *private_loop);
 600 void
 601 tdm_thread_deinit(tdm_private_loop *private_loop);
 602 int
 603 tdm_thread_get_fd(tdm_private_loop *private_loop);
 604 tdm_error
 605 tdm_thread_send_cb(tdm_private_loop *private_loop, tdm_thread_cb_base *base);
 606 tdm_error
 607 tdm_thread_handle_cb(tdm_private_loop *private_loop);
 608 int
 609 tdm_thread_in_display_thread(pid_t tid);
 610 int
 611 tdm_thread_is_running(void);
 612
 613 tdm_error
 614 tdm_server_init(tdm_private_loop *private_loop);
 615 void
 616 tdm_server_deinit(tdm_private_loop *private_loop);
 617 const char*
 618 tdm_server_get_client_name(pid_t pid);
 619
 620 char *
 621 tdm_helper_dump_make_directory(const char *path, char *reply, int *len);
 622 void
 623 tdm_helper_dump_buffer_str(tbm_surface_h buffer, char *dir, char *str);
 624 double
 625 tdm_helper_get_time(void);
 626
 627 extern pthread_mutex_t tdm_mutex_check_lock;
 628 extern int tdm_mutex_locked;
 629 extern const char *tdm_mutex_lock_func;
 630 extern int tdm_mutex_lock_line;
 631 extern const char *tdm_mutex_unlock_func;
 632 extern int tdm_mutex_unlock_line;
 633 extern int tdm_dump_enable;
 634 extern char *tdm_debug_dump_dir;
 635
 636 #define _pthread_mutex_unlock(l) \
 637         do { \
 638                 if (tdm_debug_module & TDM_DEBUG_MUTEX) \
 639                         TDM_INFO("mutex unlock"); \
 640                 pthread_mutex_lock(&tdm_mutex_check_lock); \
 641                 tdm_mutex_locked = 0; \
 642                 tdm_mutex_lock_func = NULL; \
 643                 tdm_mutex_lock_line = 0; \
 644                 tdm_mutex_unlock_func = __FUNCTION__; \
 645                 tdm_mutex_unlock_line = __LINE__; \
 646                 pthread_mutex_unlock(&tdm_mutex_check_lock); \
 647                 pthread_mutex_unlock(l); \
 648         } while (0)
 649 #ifdef TDM_CONFIG_MUTEX_TIMEOUT
 650 #define MUTEX_TIMEOUT_SEC 5
 651 #define _pthread_mutex_lock(l) \
 652         do { \
 653                 if (tdm_debug_module & TDM_DEBUG_MUTEX) \
 654                         TDM_INFO("mutex lock"); \
 655                 struct timespec rtime; \
 656                 clock_gettime(CLOCK_REALTIME, &rtime); \
 657                 rtime.tv_sec += MUTEX_TIMEOUT_SEC; \
 658                 if (pthread_mutex_timedlock(l, &rtime)) { \
 659                         TDM_ERR("Mutex lock failed PID %d", getpid()); \
 660                         _pthread_mutex_unlock(l); \
 661                 } \
 662                 else { \
 663                         pthread_mutex_lock(&tdm_mutex_check_lock); \
 664                         tdm_mutex_locked = 1; \
 665                         tdm_mutex_lock_func = __FUNCTION__; \
 666                         tdm_mutex_lock_line = __LINE__; \
 667                         tdm_mutex_unlock_func = NULL; \
 668                         tdm_mutex_unlock_line = 0; \
 669                         pthread_mutex_unlock(&tdm_mutex_check_lock); \
 670                 } \
 671         } while (0)
 672 #else //TDM_CONFIG_MUTEX_TIMEOUT
 673 #define _pthread_mutex_lock(l) \
 674         do { \
 675                 if (tdm_debug_module & TDM_DEBUG_MUTEX) \
 676                         TDM_INFO("mutex lock"); \
 677                 pthread_mutex_lock(l); \
 678                 pthread_mutex_lock(&tdm_mutex_check_lock); \
 679                 tdm_mutex_locked = 1; \
 680                 tdm_mutex_lock_func = __FUNCTION__; \
 681                 tdm_mutex_lock_line = __LINE__; \
 682                 tdm_mutex_unlock_func = NULL; \
 683                 tdm_mutex_unlock_line = 0; \
 684                 pthread_mutex_unlock(&tdm_mutex_check_lock); \
 685         } while (0)
 686 #endif //TDM_CONFIG_MUTEX_TIMEOUT
 687 //#define TDM_MUTEX_IS_LOCKED() (tdm_mutex_locked == 1)
 688 static inline int TDM_MUTEX_IS_LOCKED(void)
 689 {
 690         int ret;
 691         /* if thread is not running, we don't need to consider mutex things. */
 692         if (!tdm_thread_is_running())
 693                 return 1;
 694         pthread_mutex_lock(&tdm_mutex_check_lock);
 695         ret = (tdm_mutex_locked == 1);
 696         pthread_mutex_unlock(&tdm_mutex_check_lock);
 697         return ret;
 698 }
 699
 700 #define tdm_display_lock(dpy)   _pthread_mutex_lock(&((tdm_private_display *)dpy)->lock)
 701 #define tdm_display_unlock(dpy)   _pthread_mutex_unlock(&((tdm_private_display *)dpy)->lock)
 702
 703 tdm_error
 704 tdm_display_update_output(tdm_private_display *private_display,
 705                                                   tdm_output *output_backend, int pipe);
 706 tdm_error
 707 tdm_display_enable_debug_module(const char*modules);
 708 tdm_error
 709 tdm_display_enable_dump(tdm_private_display *private_display, const char *dump_str, char *reply, int *len);
 710 tdm_error
 711 tdm_display_enable_path(const char *path);
 712 tdm_error
 713 tdm_display_enable_ttrace_vblank(tdm_display *dpy, tdm_output *output, int enable);
 714 tdm_error
 715 tdm_display_enable_commit_per_vblank(tdm_private_display *private_display, int enable);
 716 tdm_error
 717 tdm_display_enable_fps(tdm_private_display *private_display, int enable);
 718
 719 void
 720 tdm_monitor_server_command(tdm_display *dpy, const char *options, char *reply, int *len);
 721
 722
 723
 724 #define TDM_WAYLAND_LOGGER ((WAYLAND_VERSION_MAJOR == 1) && (WAYLAND_VERSION_MINOR > 11))
 725
 726 #if !TDM_WAYLAND_LOGGER
 727 #ifndef WL_CLOSURE_MAX_ARGS
 728 #define WL_CLOSURE_MAX_ARGS 20
 729 #endif
 730
 731 struct wl_closure {
 732         int count;
 733         const struct wl_message *message;
 734         uint32_t opcode;
 735         uint32_t sender_id;
 736         union wl_argument args[WL_CLOSURE_MAX_ARGS];
 737         struct wl_list link;
 738         struct wl_proxy *proxy;
 739         struct wl_array extra[0];
 740 };
 741 #endif  /* TDM_WAYLAND_LOGGER */
 742
 743 struct argument_details {
 744         char type;
 745         int nullable;
 746 };
 747
 748
 749 #ifdef __cplusplus
 750 }
 751 #endif
 752
 753 #endif /* _TDM_PRIVATE_H_ */