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 <sys/eventfd.h>
  56 #include <math.h>
  57 #include <grp.h>
  58
  59 #include <wayland-server-protocol.h>
  60 #include <tbm_bufmgr.h>
  61 #include <tbm_surface_queue.h>
  62
  63 #include "tdm_backend.h"
  64 #include "tdm_log.h"
  65 #include "tdm_list.h"
  66 #include "tdm_macro.h"
  67
  68 #ifdef __cplusplus
  69 extern "C" {
  70 #endif
  71
  72 //#define INIT_BUFMGR
  73
  74 /**
  75  * @file tdm_private.h
  76  * @brief The private header file for a frontend library
  77  */
  78
  79 enum {
  80         TDM_DEBUG_NONE,
  81         TDM_DEBUG_BUFFER    = (1 << 0),
  82         TDM_DEBUG_MUTEX     = (1 << 1),
  83         TDM_DEBUG_THREAD    = (1 << 2),
  84         TDM_DEBUG_SERVER    = (1 << 3),
  85         TDM_DEBUG_VBLANK    = (1 << 4),
  86         TDM_DEBUG_COMMIT    = (1 << 5),
  87 };
  88
  89 enum {
  90         TDM_TTRACE_NONE,
  91         TDM_TTRACE_VBLANK    = (1 << 0),
  92         TDM_TTRACE_CLIENT    = (1 << 1),
  93         TDM_TTRACE_LAYER     = (1 << 2),
  94         TDM_TTRACE_PP        = (1 << 3),
  95         TDM_TTRACE_CAPTURE   = (1 << 4),
  96 };
  97
  98 extern int tdm_debug_module;
  99 extern int tdm_debug_dump;
 100 extern int tdm_ttrace_module;
 101 extern int tdm_ttrace_output;
 102
 103 #ifdef HAVE_TTRACE
 104 #include <ttrace.h>
 105 #define TDM_TRACE_BEGIN(fmt, ...) traceBegin(TTRACE_TAG_GRAPHICS, fmt, ##__VA_ARGS__)
 106 #define TDM_TRACE_END() traceEnd(TTRACE_TAG_GRAPHICS)
 107 #define TDM_TRACE_ASYNC_BEGIN(key, name,...) traceAsyncBegin(TTRACE_TAG_GRAPHICS, key, name, ##__VA_ARGS__)
 108 #define TDM_TRACE_ASYNC_END(key, name,...) traceAsyncEnd(TTRACE_TAG_GRAPHICS, key, name, ##__VA_ARGS__)
 109 #define TDM_TRACE_COUNT(count, fmt, ...) traceCounter(TTRACE_TAG_GRAPHICS, count, fmt, ##__VA_ARGS__)
 110 #define TDM_TRACE_MARK(fmt, ...) traceMark(TTRACE_TAG_GRAPHICS, fmt, ##__VA_ARGS__)
 111 #else
 112 #define TDM_TRACE_BEGIN(fmt, ...)
 113 #define TDM_TRACE_END()
 114 #define TDM_TRACE_ASYNC_BEGIN(key, name,...)
 115 #define TDM_TRACE_ASYNC_END(key, name,...)
 116 #define TDM_TRACE_COUNT(count, fmt, ...)
 117 #define TDM_TRACE_MARK(fmt, ...)
 118 #endif
 119
 120 typedef enum {
 121         TDM_CAPTURE_TARGET_OUTPUT,
 122         TDM_CAPTURE_TARGET_LAYER,
 123 } tdm_capture_target;
 124
 125 enum {
 126         TDM_DUMP_FLAG_LAYER   = (1 << 0),
 127         TDM_DUMP_FLAG_PP      = (1 << 1),
 128         TDM_DUMP_FLAG_CAPTURE = (1 << 2),
 129         TDM_DUMP_FLAG_WINDOW = (1 << 3),
 130 };
 131
 132 #define TDM_DUMP_DIR    "/tmp"
 133
 134 typedef enum {
 135         TDM_COMMIT_TYPE_NONE,
 136         TDM_COMMIT_TYPE_OUTPUT,
 137         TDM_COMMIT_TYPE_LAYER,
 138 } tdm_commit_type;
 139
 140 typedef struct _tdm_private_display tdm_private_display;
 141 typedef struct _tdm_private_output tdm_private_output;
 142 typedef struct _tdm_private_layer tdm_private_layer;
 143 typedef struct _tdm_private_hwc_window tdm_private_hwc_window;
 144 typedef struct _tdm_private_pp tdm_private_pp;
 145 typedef struct _tdm_private_capture tdm_private_capture;
 146 typedef struct _tdm_private_loop tdm_private_loop;
 147 typedef struct _tdm_private_server tdm_private_server;
 148 typedef struct _tdm_private_thread tdm_private_thread;
 149 typedef struct _tdm_private_vblank_handler tdm_private_vblank_handler;
 150 typedef struct _tdm_private_output_commit_handler tdm_private_output_commit_handler;
 151 typedef struct _tdm_private_layer_commit_handler tdm_private_layer_commit_handler;
 152 typedef struct _tdm_private_change_handler tdm_private_change_handler;
 153 typedef struct _tdm_private_layer_buffer tdm_private_layer_buffer;
 154
 155 struct _tdm_private_display {
 156         pthread_mutex_t lock;
 157         unsigned int init_count;
 158
 159         /* backend module info */
 160         void *module;
 161         tdm_backend_module *module_data;
 162         tdm_backend_data *bdata;
 163
 164 #ifdef INIT_BUFMGR
 165         tbm_bufmgr bufmgr;
 166 #endif
 167
 168         /* backend function */
 169         tdm_display_capability capabilities;
 170         tdm_func_display func_display;
 171         tdm_func_output func_output;
 172         tdm_func_layer func_layer;
 173         tdm_func_hwc_window func_hwc_window;
 174         tdm_func_pp func_pp;
 175         tdm_func_capture func_capture;
 176
 177         /* backend capability */
 178         tdm_caps_display caps_display;
 179         tdm_caps_pp caps_pp;
 180         tdm_caps_capture caps_capture;
 181
 182         /* output, pp list */
 183         struct list_head output_list;
 184         struct list_head pp_list;
 185         struct list_head capture_list;
 186
 187         void **outputs_ptr;
 188
 189         /* for event handling */
 190         tdm_private_loop *private_loop;
 191
 192         /* output order */
 193         tdm_output **outputs;
 194
 195         int print_fps;
 196 };
 197
 198 struct _tdm_private_output {
 199         struct list_head link;
 200
 201         int index;
 202         double stamp;
 203
 204         tdm_private_display *private_display;
 205
 206         tdm_caps_output caps;
 207         tdm_output *output_backend;
 208
 209         unsigned int pipe;
 210         tdm_output_dpms current_dpms_value;
 211         unsigned int waiting_dpms_change;
 212         const tdm_output_mode *current_mode;
 213
 214         int regist_vblank_cb;
 215         int regist_commit_cb;
 216         int regist_change_cb;
 217         int regist_dpms_cb;
 218
 219         struct list_head layer_list;
 220         struct list_head hwc_window_list;
 221         struct list_head capture_list;
 222         struct list_head vblank_handler_list;
 223         struct list_head output_commit_handler_list;
 224
 225         /* for layer commit */
 226         struct list_head layer_commit_handler_list;
 227         struct list_head pending_commit_handler_list;
 228         tdm_vblank *vblank;
 229         int layer_waiting_vblank;
 230
 231         /* seperate list for multi-thread*/
 232         struct list_head change_handler_list_main;
 233         struct list_head change_handler_list_sub;
 234
 235         void **layers_ptr;
 236
 237         /* TODO: temp solution for handling DPMS things in sub-htread */
 238         tdm_event_loop_source *dpms_changed_timer;
 239
 240         struct {
 241                 /* look at the tdm_output_set_need_revalidate_handler() declaration for the details */
 242                 tdm_output_need_validate_handler hndl;
 243                 int event_fd;
 244                 tdm_event_loop_source *event_source;
 245         } need_validate;
 246
 247         /* calling a output commit per a vblank */
 248         int commit_per_vblank;
 249         tdm_commit_type commit_type;
 250
 251         /* for ttrace vblank */
 252         tdm_vblank *ttrace_vblank;
 253 };
 254
 255 struct _tdm_private_layer {
 256         struct list_head link;
 257
 258         int index;
 259
 260         tdm_private_display *private_display;
 261         tdm_private_output *private_output;
 262
 263         tdm_caps_layer caps;
 264         tdm_layer *layer_backend;
 265
 266         /* pending data until committed */
 267         unsigned int pending_info_changed;
 268         tdm_info_layer pending_info;
 269         unsigned int pending_buffer_changed;
 270         tbm_surface_h pending_buffer;
 271
 272         /* When a buffer is set to a layer, it will be stored to waiting_buffer.
 273          * And when a layer is committed, it will be moved to committed_buffer.
 274          * Finally when a commit handler is called, it will be moved to showing_buffer.
 275          */
 276         tdm_private_layer_buffer *waiting_buffer;
 277         tdm_private_layer_buffer *committed_buffer;   /* for output_commit */
 278         tdm_private_layer_buffer *showing_buffer;
 279         tbm_surface_queue_h buffer_queue;
 280
 281         struct list_head capture_list;
 282
 283         unsigned int usable;
 284         unsigned int committing;
 285
 286         double fps_stamp;
 287         unsigned int fps_count;
 288 };
 289
 290 struct _tdm_private_hwc_window {
 291         struct list_head link;
 292
 293         int index;
 294         uint32_t zpos;
 295
 296         tdm_private_display *private_display;
 297         tdm_private_output *private_output;
 298
 299         tdm_hwc_window *hwc_window_backend;
 300 };
 301
 302
 303 struct _tdm_private_pp {
 304         struct list_head link;
 305
 306         double stamp;
 307
 308         tdm_private_display *private_display;
 309
 310         tdm_pp *pp_backend;
 311
 312         struct list_head pending_buffer_list;
 313         struct list_head buffer_list;
 314
 315         tdm_info_pp info;
 316         pid_t owner_tid;
 317
 318         tdm_pp_done_handler done_func;
 319         void *done_user_data;
 320 };
 321
 322 struct _tdm_private_capture {
 323         struct list_head link;
 324         struct list_head display_link;
 325
 326         double stamp;
 327
 328         tdm_capture_target target;
 329
 330         tdm_private_display *private_display;
 331         tdm_private_output *private_output;
 332         tdm_private_layer *private_layer;
 333
 334         tdm_capture *capture_backend;
 335
 336         struct list_head pending_buffer_list;
 337         struct list_head buffer_list;
 338
 339         tdm_info_capture info;
 340         pid_t owner_tid;
 341
 342         tdm_capture_done_handler done_func;
 343         void *done_user_data;
 344 };
 345
 346 /* CAUTION:
 347  * Note that we don't need to (un)lock mutex to use this structure. If there is
 348  * no TDM thread, all TDM resources are protected by private_display's mutex.
 349  * If there is a TDM thread, this struct will be used only in a TDM thread.
 350  * So, we don't need to protect this structure by mutex. Not thread-safe.
 351  */
 352 struct _tdm_private_loop {
 353         /* TDM uses wl_event_loop to handle various event sources including the TDM
 354          * backend's fd.
 355          */
 356         struct wl_display *wl_display;
 357         struct wl_event_loop *wl_loop;
 358
 359         int backend_fd;
 360         tdm_event_loop_source *backend_source;
 361
 362         /* In event loop, all resources are accessed by this dpy.
 363          * CAUTION:
 364          * - DO NOT include other private structure in this structure because this
 365          *   struct is not protected by mutex.
 366          */
 367         tdm_display *dpy;
 368
 369         /* for handling TDM client requests */
 370         tdm_private_server *private_server;
 371
 372         /* To have a TDM event thread. If TDM_THREAD enviroment variable is not set
 373          * private_thread is NULL.
 374          */
 375         tdm_private_thread *private_thread;
 376 };
 377
 378 struct _tdm_private_vblank_handler {
 379         struct list_head link;
 380
 381         tdm_private_output *private_output;
 382         int interval;
 383         int sync;
 384         tdm_output_vblank_handler func;
 385         void *user_data;
 386
 387         pid_t owner_tid;
 388 };
 389
 390 struct _tdm_private_output_commit_handler {
 391         struct list_head link;
 392
 393         tdm_private_output *private_output;
 394         tdm_output_commit_handler func;
 395         void *user_data;
 396
 397         pid_t owner_tid;
 398 };
 399
 400 struct _tdm_private_layer_commit_handler {
 401         struct list_head link;
 402
 403         tdm_private_layer *private_layer;
 404         tdm_layer_commit_handler func;
 405         void *user_data;
 406
 407         tdm_private_layer_buffer *committed_buffer;   /* for layer_commit */
 408 };
 409
 410 struct _tdm_private_change_handler {
 411         struct list_head link;
 412
 413         tdm_private_output *private_output;
 414         tdm_output_change_handler func;
 415         void *user_data;
 416
 417         pid_t owner_tid;
 418 };
 419
 420 struct _tdm_private_layer_buffer {
 421         tbm_surface_h buffer;
 422         struct list_head link;
 423 };
 424
 425 typedef struct _tdm_buffer_info {
 426         tbm_surface_h buffer;
 427
 428         /* ref_count for backend */
 429         int backend_ref_count;
 430
 431         struct list_head release_funcs;
 432         struct list_head destroy_funcs;
 433
 434         struct list_head *list;
 435         struct list_head link;
 436 } tdm_buffer_info;
 437
 438 typedef struct _tdm_pp_private_buffer {
 439         tbm_surface_h src;
 440         tbm_surface_h dst;
 441         struct list_head link;
 442         struct list_head commit_link;
 443 } tdm_pp_private_buffer;
 444
 445 typedef struct _tdm_capture_private_buffer {
 446         tbm_surface_h buffer;
 447         struct list_head link;
 448         struct list_head commit_link;
 449 } tdm_capture_private_buffer;
 450
 451 int
 452 tdm_display_is_valid(tdm_display *display);
 453
 454 int
 455 tdm_display_check_module_abi(tdm_private_display *private_display, int abimaj, int abimin);
 456
 457 tdm_private_output *
 458 tdm_display_find_output_stamp(tdm_private_display *private_display, double stamp);
 459 tdm_private_pp *
 460 tdm_pp_find_stamp(tdm_private_display *private_display, double stamp);
 461 tdm_private_capture *
 462 tdm_capture_find_stamp(tdm_private_display *private_display, double stamp);
 463
 464 int
 465 tdm_output_is_valid(tdm_output *output);
 466
 467 void
 468 tdm_output_cb_vblank(tdm_output *output_backend, unsigned int sequence,
 469                                          unsigned int tv_sec, unsigned int tv_usec, void *user_data);
 470 void
 471 tdm_output_cb_commit(tdm_output *output_backend, unsigned int sequence,
 472                                          unsigned int tv_sec, unsigned int tv_usec, void *user_data);
 473 void
 474 tdm_output_cb_status(tdm_output *output_backend, tdm_output_conn_status status,
 475                                          void *user_data);
 476 void
 477 tdm_output_cb_dpms(tdm_output *output_backend, tdm_output_dpms dpms,
 478                                    void *user_data);
 479 INTERN tdm_error
 480 tdm_output_cb_need_validate(tdm_private_output *private_output);
 481
 482 tdm_error
 483 tdm_output_wait_vblank_add_front(tdm_output *output, int interval, int sync,
 484                                                                  tdm_output_vblank_handler func, void *user_data);
 485 tdm_error
 486 tdm_output_commit_internal(tdm_output *output, int sync, tdm_output_commit_handler func, void *user_data);
 487 tdm_error
 488 tdm_output_get_dpms_internal(tdm_output *output, tdm_output_dpms *dpms_value);
 489
 490 tdm_error
 491 tdm_output_need_validate_event_init(tdm_output *output);
 492 tdm_error
 493 tdm_output_choose_commit_per_vblank_mode(tdm_private_output *private_output, int mode);
 494
 495 void
 496 tdm_output_remove_vblank_handler_internal(tdm_output *output, tdm_output_vblank_handler func, void *user_data);
 497 void
 498 tdm_output_remove_commit_handler_internal(tdm_output *output, tdm_output_commit_handler func, void *user_data);
 499 void
 500 tdm_layer_remove_commit_handler_internal(tdm_layer *layer, tdm_layer_commit_handler func, void *user_data);
 501
 502 tdm_error
 503 tdm_layer_commit_pending_data(tdm_private_layer *private_layer);
 504 void
 505 tdm_layer_committed(tdm_private_layer *private_layer, tdm_private_layer_buffer **committed_buffer);
 506
 507 void
 508 tdm_pp_cb_done(tdm_pp *pp_backend, tbm_surface_h src, tbm_surface_h dst,
 509                            void *user_data);
 510 void
 511 tdm_capture_cb_done(tdm_capture *capture_backend, tbm_surface_h buffer,
 512                                         void *user_data);
 513 tdm_error
 514 tdm_vblank_cb_vblank_SW(tdm_vblank *vblank, double vblank_stamp);
 515 tdm_error
 516 tdm_vblank_set_add_front(tdm_vblank *vblank, unsigned int add_front);
 517 tdm_error
 518 tdm_vblank_set_resource(tdm_vblank *vblank, struct wl_resource *resource);
 519 double
 520 tdm_vblank_get_stamp(tdm_vblank *vblank);
 521 tdm_error
 522 tdm_vblank_set_client_vblank_fps(unsigned int pid, const char *name, unsigned int fps);
 523 void
 524 tdm_vblank_get_vblank_list_information(tdm_display *dpy, char *reply, int *len);
 525
 526 void
 527 tdm_output_call_change_handler_internal(tdm_private_output *private_output,
 528                                                                                 struct list_head *change_handler_list,
 529                                                                                 tdm_output_change_type type,
 530                                                                                 tdm_value value,
 531                                                                                 int no_check_thread_id);
 532
 533 tdm_private_pp *
 534 tdm_pp_create_internal(tdm_private_display *private_display, tdm_error *error);
 535 void
 536 tdm_pp_destroy_internal(tdm_private_pp *private_pp);
 537
 538 tdm_hwc_window *
 539 tdm_hwc_window_create_internal(tdm_private_output *private_output, int is_video, tdm_error *error);
 540 tdm_error
 541 tdm_hwc_window_destroy_internal(tdm_private_hwc_window * private_hwc_window);
 542
 543 tdm_private_capture *
 544 tdm_capture_create_output_internal(tdm_private_output *private_output,
 545                                                                    tdm_error *error);
 546 tdm_private_capture *
 547 tdm_capture_create_layer_internal(tdm_private_layer *private_layer,
 548                                                                   tdm_error *error);
 549 void
 550 tdm_capture_destroy_internal(tdm_private_capture *private_capture);
 551
 552 /* utility buffer functions for private */
 553 tdm_buffer_info*
 554 tdm_buffer_get_info(tbm_surface_h buffer);
 555 tbm_surface_h
 556 tdm_buffer_list_get_first_entry(struct list_head *list);
 557 void
 558 tdm_buffer_list_dump(struct list_head *list);
 559
 560 void
 561 tdm_buffer_remove_release_handler_internal(tbm_surface_h buffer);
 562
 563 /* event functions for private */
 564 tdm_error
 565 tdm_event_loop_init(tdm_private_display *private_display);
 566 void
 567 tdm_event_loop_deinit(tdm_private_display *private_display);
 568 void
 569 tdm_event_loop_stop(tdm_private_display *private_display);
 570 void
 571 tdm_event_loop_create_backend_source(tdm_private_display *private_display);
 572 int
 573 tdm_event_loop_get_fd(tdm_private_display *private_display);
 574 tdm_error
 575 tdm_event_loop_dispatch(tdm_private_display *private_display);
 576 void
 577 tdm_event_loop_flush(tdm_private_display *private_display);
 578 tdm_error
 579 tdm_event_loop_trace_enable(tdm_private_display *private_display, unsigned int enable);
 580
 581 typedef enum {
 582         TDM_THREAD_CB_NONE,
 583         TDM_THREAD_CB_OUTPUT_COMMIT,
 584         TDM_THREAD_CB_OUTPUT_VBLANK,
 585         TDM_THREAD_CB_OUTPUT_STATUS,
 586         TDM_THREAD_CB_OUTPUT_DPMS,
 587         TDM_THREAD_CB_PP_DONE,
 588         TDM_THREAD_CB_CAPTURE_DONE,
 589         TDM_THREAD_CB_VBLANK_SW,
 590         TDM_THREAD_CB_NEED_VALIDATE,
 591 } tdm_thread_cb_type;
 592
 593 typedef struct _tdm_thread_cb_base tdm_thread_cb_base;
 594 typedef struct _tdm_thread_cb_output_vblank tdm_thread_cb_output_commit;
 595 typedef struct _tdm_thread_cb_output_vblank tdm_thread_cb_output_vblank;
 596 typedef struct _tdm_thread_cb_output_status tdm_thread_cb_output_status;
 597 typedef struct _tdm_thread_cb_output_dpms tdm_thread_cb_output_dpms;
 598 typedef struct _tdm_thread_cb_pp_done tdm_thread_cb_pp_done;
 599 typedef struct _tdm_thread_cb_capture_done tdm_thread_cb_capture_done;
 600 typedef struct _tdm_thread_cb_vblank_sw tdm_thread_cb_vblank_sw;
 601 typedef struct _tdm_thread_cb_need_validate tdm_thread_cb_need_validate;
 602
 603 struct _tdm_thread_cb_base {
 604         tdm_thread_cb_type type;
 605         unsigned int length;
 606 };
 607
 608 struct _tdm_thread_cb_output_vblank {
 609         tdm_thread_cb_base base;
 610         double output_stamp;
 611         unsigned int sequence;
 612         unsigned int tv_sec;
 613         unsigned int tv_usec;
 614         void *user_data;
 615 };
 616
 617 struct _tdm_thread_cb_output_status {
 618         tdm_thread_cb_base base;
 619         double output_stamp;
 620         tdm_output_conn_status status;
 621         void *user_data;
 622 };
 623
 624 struct _tdm_thread_cb_output_dpms {
 625         tdm_thread_cb_base base;
 626         double output_stamp;
 627         tdm_output_dpms dpms;
 628         void *user_data;
 629 };
 630
 631 struct _tdm_thread_cb_pp_done {
 632         tdm_thread_cb_base base;
 633         double pp_stamp;
 634         tbm_surface_h src;
 635         tbm_surface_h dst;
 636         void *user_data;
 637 };
 638
 639 struct _tdm_thread_cb_capture_done {
 640         tdm_thread_cb_base base;
 641         double capture_stamp;
 642         tbm_surface_h buffer;
 643         void *user_data;
 644 };
 645
 646 struct _tdm_thread_cb_vblank_sw {
 647         tdm_thread_cb_base base;
 648         double vblank_stamp;
 649 };
 650
 651 struct _tdm_thread_cb_need_validate {
 652         tdm_thread_cb_base base;
 653         tdm_private_output *o;
 654 };
 655
 656 tdm_error
 657 tdm_thread_init(tdm_private_loop *private_loop);
 658 void
 659 tdm_thread_deinit(tdm_private_loop *private_loop);
 660 int
 661 tdm_thread_get_fd(tdm_private_loop *private_loop);
 662 tdm_error
 663 tdm_thread_send_cb(tdm_private_loop *private_loop, tdm_thread_cb_base *base);
 664 tdm_error
 665 tdm_thread_handle_cb(tdm_private_loop *private_loop);
 666 int
 667 tdm_thread_in_display_thread(pid_t tid);
 668 int
 669 tdm_thread_is_running(void);
 670
 671 tdm_error
 672 tdm_server_init(tdm_private_loop *private_loop);
 673 void
 674 tdm_server_deinit(tdm_private_loop *private_loop);
 675 const char*
 676 tdm_server_get_client_name(pid_t pid);
 677 tdm_error
 678 tdm_server_enable_ttrace_client_vblank(tdm_display *dpy, tdm_output *output, int enable);
 679
 680 char *
 681 tdm_helper_dump_make_directory(const char *path, char *reply, int *len);
 682 void
 683 tdm_helper_dump_buffer_str(tbm_surface_h buffer, char *dir, char *str);
 684 double
 685 tdm_helper_get_time(void);
 686
 687 extern pthread_mutex_t tdm_mutex_check_lock;
 688 extern int tdm_mutex_locked;
 689 extern const char *tdm_mutex_lock_func;
 690 extern int tdm_mutex_lock_line;
 691 extern const char *tdm_mutex_unlock_func;
 692 extern int tdm_mutex_unlock_line;
 693 extern int tdm_dump_enable;
 694 extern char *tdm_debug_dump_dir;
 695
 696 #define _pthread_mutex_unlock(l) \
 697         do { \
 698                 if (tdm_debug_module & TDM_DEBUG_MUTEX) \
 699                         TDM_INFO("mutex unlock"); \
 700                 pthread_mutex_lock(&tdm_mutex_check_lock); \
 701                 tdm_mutex_locked = 0; \
 702                 tdm_mutex_lock_func = NULL; \
 703                 tdm_mutex_lock_line = 0; \
 704                 tdm_mutex_unlock_func = __FUNCTION__; \
 705                 tdm_mutex_unlock_line = __LINE__; \
 706                 pthread_mutex_unlock(&tdm_mutex_check_lock); \
 707                 pthread_mutex_unlock(l); \
 708         } while (0)
 709 #ifdef TDM_CONFIG_MUTEX_TIMEOUT
 710 #define MUTEX_TIMEOUT_SEC 5
 711 #define _pthread_mutex_lock(l) \
 712         do { \
 713                 if (tdm_debug_module & TDM_DEBUG_MUTEX) \
 714                         TDM_INFO("mutex lock"); \
 715                 struct timespec rtime; \
 716                 clock_gettime(CLOCK_REALTIME, &rtime); \
 717                 rtime.tv_sec += MUTEX_TIMEOUT_SEC; \
 718                 if (pthread_mutex_timedlock(l, &rtime)) { \
 719                         TDM_ERR("Mutex lock failed PID %d", getpid()); \
 720                         _pthread_mutex_unlock(l); \
 721                 } \
 722                 else { \
 723                         pthread_mutex_lock(&tdm_mutex_check_lock); \
 724                         tdm_mutex_locked = 1; \
 725                         tdm_mutex_lock_func = __FUNCTION__; \
 726                         tdm_mutex_lock_line = __LINE__; \
 727                         tdm_mutex_unlock_func = NULL; \
 728                         tdm_mutex_unlock_line = 0; \
 729                         pthread_mutex_unlock(&tdm_mutex_check_lock); \
 730                 } \
 731         } while (0)
 732 #else //TDM_CONFIG_MUTEX_TIMEOUT
 733 #define _pthread_mutex_lock(l) \
 734         do { \
 735                 if (tdm_debug_module & TDM_DEBUG_MUTEX) \
 736                         TDM_INFO("mutex lock"); \
 737                 pthread_mutex_lock(l); \
 738                 pthread_mutex_lock(&tdm_mutex_check_lock); \
 739                 tdm_mutex_locked = 1; \
 740                 tdm_mutex_lock_func = __FUNCTION__; \
 741                 tdm_mutex_lock_line = __LINE__; \
 742                 tdm_mutex_unlock_func = NULL; \
 743                 tdm_mutex_unlock_line = 0; \
 744                 pthread_mutex_unlock(&tdm_mutex_check_lock); \
 745         } while (0)
 746 #endif //TDM_CONFIG_MUTEX_TIMEOUT
 747 //#define TDM_MUTEX_IS_LOCKED() (tdm_mutex_locked == 1)
 748 static inline int TDM_MUTEX_IS_LOCKED(void)
 749 {
 750         int ret;
 751         /* if thread is not running, we don't need to consider mutex things. */
 752         if (!tdm_thread_is_running())
 753                 return 1;
 754         pthread_mutex_lock(&tdm_mutex_check_lock);
 755         ret = (tdm_mutex_locked == 1);
 756         pthread_mutex_unlock(&tdm_mutex_check_lock);
 757         return ret;
 758 }
 759
 760 #define tdm_display_lock(dpy)   _pthread_mutex_lock(&((tdm_private_display *)dpy)->lock)
 761 #define tdm_display_unlock(dpy)   _pthread_mutex_unlock(&((tdm_private_display *)dpy)->lock)
 762
 763 tdm_error
 764 tdm_display_update_output(tdm_private_display *private_display,
 765                                                   tdm_output *output_backend, int pipe);
 766 tdm_error
 767 tdm_display_enable_debug_module(const char*modules);
 768 tdm_error
 769 tdm_display_enable_dump(tdm_private_display *private_display, const char *dump_str, char *reply, int *len);
 770 tdm_error
 771 tdm_display_enable_path(const char *path);
 772 tdm_error
 773 tdm_display_enable_ttrace(tdm_private_display *private_display, const char *ttrace, int output_id, char *reply, int *len);
 774 tdm_error
 775 tdm_display_enable_fps(tdm_private_display *private_display, int enable);
 776
 777 void
 778 tdm_monitor_server_command(tdm_display *dpy, const char *options, char *reply, int *len);
 779
 780 struct argument_details {
 781         char type;
 782         int nullable;
 783 };
 784
 785
 786 #ifdef __cplusplus
 787 }
 788 #endif
 789
 790 #endif /* _TDM_PRIVATE_H_ */