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         } need_validate;
 245
 246         /* calling a output commit per a vblank */
 247         int commit_per_vblank;
 248         tdm_commit_type commit_type;
 249
 250         /* for ttrace vblank */
 251         tdm_vblank *ttrace_vblank;
 252 };
 253
 254 struct _tdm_private_layer {
 255         struct list_head link;
 256
 257         int index;
 258
 259         tdm_private_display *private_display;
 260         tdm_private_output *private_output;
 261
 262         tdm_caps_layer caps;
 263         tdm_layer *layer_backend;
 264
 265         /* pending data until committed */
 266         unsigned int pending_info_changed;
 267         tdm_info_layer pending_info;
 268         unsigned int pending_buffer_changed;
 269         tbm_surface_h pending_buffer;
 270
 271         /* When a buffer is set to a layer, it will be stored to waiting_buffer.
 272          * And when a layer is committed, it will be moved to committed_buffer.
 273          * Finally when a commit handler is called, it will be moved to showing_buffer.
 274          */
 275         tdm_private_layer_buffer *waiting_buffer;
 276         tdm_private_layer_buffer *committed_buffer;   /* for output_commit */
 277         tdm_private_layer_buffer *showing_buffer;
 278         tbm_surface_queue_h buffer_queue;
 279
 280         struct list_head capture_list;
 281
 282         unsigned int usable;
 283         unsigned int committing;
 284
 285         double fps_stamp;
 286         unsigned int fps_count;
 287 };
 288
 289 struct _tdm_private_hwc_window {
 290         struct list_head link;
 291
 292         int index;
 293         uint32_t zpos;
 294
 295         tdm_private_display *private_display;
 296         tdm_private_output *private_output;
 297
 298         tdm_hwc_window *hwc_window_backend;
 299 };
 300
 301
 302 struct _tdm_private_pp {
 303         struct list_head link;
 304
 305         double stamp;
 306
 307         tdm_private_display *private_display;
 308
 309         tdm_pp *pp_backend;
 310
 311         struct list_head pending_buffer_list;
 312         struct list_head buffer_list;
 313
 314         tdm_info_pp info;
 315         pid_t owner_tid;
 316
 317         tdm_pp_done_handler done_func;
 318         void *done_user_data;
 319 };
 320
 321 struct _tdm_private_capture {
 322         struct list_head link;
 323         struct list_head display_link;
 324
 325         double stamp;
 326
 327         tdm_capture_target target;
 328
 329         tdm_private_display *private_display;
 330         tdm_private_output *private_output;
 331         tdm_private_layer *private_layer;
 332
 333         tdm_capture *capture_backend;
 334
 335         struct list_head pending_buffer_list;
 336         struct list_head buffer_list;
 337
 338         tdm_info_capture info;
 339         pid_t owner_tid;
 340
 341         tdm_capture_done_handler done_func;
 342         void *done_user_data;
 343 };
 344
 345 /* CAUTION:
 346  * Note that we don't need to (un)lock mutex to use this structure. If there is
 347  * no TDM thread, all TDM resources are protected by private_display's mutex.
 348  * If there is a TDM thread, this struct will be used only in a TDM thread.
 349  * So, we don't need to protect this structure by mutex. Not thread-safe.
 350  */
 351 struct _tdm_private_loop {
 352         /* TDM uses wl_event_loop to handle various event sources including the TDM
 353          * backend's fd.
 354          */
 355         struct wl_display *wl_display;
 356         struct wl_event_loop *wl_loop;
 357
 358         int backend_fd;
 359         tdm_event_loop_source *backend_source;
 360
 361         /* In event loop, all resources are accessed by this dpy.
 362          * CAUTION:
 363          * - DO NOT include other private structure in this structure because this
 364          *   struct is not protected by mutex.
 365          */
 366         tdm_display *dpy;
 367
 368         /* for handling TDM client requests */
 369         tdm_private_server *private_server;
 370
 371         /* To have a TDM event thread. If TDM_THREAD enviroment variable is not set
 372          * private_thread is NULL.
 373          */
 374         tdm_private_thread *private_thread;
 375 };
 376
 377 struct _tdm_private_vblank_handler {
 378         struct list_head link;
 379
 380         tdm_private_output *private_output;
 381         int interval;
 382         int sync;
 383         tdm_output_vblank_handler func;
 384         void *user_data;
 385
 386         pid_t owner_tid;
 387 };
 388
 389 struct _tdm_private_output_commit_handler {
 390         struct list_head link;
 391
 392         tdm_private_output *private_output;
 393         tdm_output_commit_handler func;
 394         void *user_data;
 395
 396         pid_t owner_tid;
 397 };
 398
 399 struct _tdm_private_layer_commit_handler {
 400         struct list_head link;
 401
 402         tdm_private_layer *private_layer;
 403         tdm_layer_commit_handler func;
 404         void *user_data;
 405
 406         tdm_private_layer_buffer *committed_buffer;   /* for layer_commit */
 407 };
 408
 409 struct _tdm_private_change_handler {
 410         struct list_head link;
 411
 412         tdm_private_output *private_output;
 413         tdm_output_change_handler func;
 414         void *user_data;
 415
 416         pid_t owner_tid;
 417 };
 418
 419 struct _tdm_private_layer_buffer {
 420         tbm_surface_h buffer;
 421         struct list_head link;
 422 };
 423
 424 typedef struct _tdm_buffer_info {
 425         tbm_surface_h buffer;
 426
 427         /* ref_count for backend */
 428         int backend_ref_count;
 429
 430         struct list_head release_funcs;
 431         struct list_head destroy_funcs;
 432
 433         struct list_head *list;
 434         struct list_head link;
 435 } tdm_buffer_info;
 436
 437 typedef struct _tdm_pp_private_buffer {
 438         tbm_surface_h src;
 439         tbm_surface_h dst;
 440         struct list_head link;
 441         struct list_head commit_link;
 442 } tdm_pp_private_buffer;
 443
 444 typedef struct _tdm_capture_private_buffer {
 445         tbm_surface_h buffer;
 446         struct list_head link;
 447         struct list_head commit_link;
 448 } tdm_capture_private_buffer;
 449
 450 int
 451 tdm_display_is_valide(tdm_display *display);
 452
 453 int
 454 tdm_display_check_module_abi(tdm_private_display *private_display, int abimaj, int abimin);
 455
 456 tdm_private_output *
 457 tdm_display_find_output_stamp(tdm_private_display *private_display, double stamp);
 458 tdm_private_pp *
 459 tdm_pp_find_stamp(tdm_private_display *private_display, double stamp);
 460 tdm_private_capture *
 461 tdm_capture_find_stamp(tdm_private_display *private_display, double stamp);
 462
 463 void
 464 tdm_output_cb_vblank(tdm_output *output_backend, unsigned int sequence,
 465                                          unsigned int tv_sec, unsigned int tv_usec, void *user_data);
 466 void
 467 tdm_output_cb_commit(tdm_output *output_backend, unsigned int sequence,
 468                                          unsigned int tv_sec, unsigned int tv_usec, void *user_data);
 469 void
 470 tdm_output_cb_status(tdm_output *output_backend, tdm_output_conn_status status,
 471                                          void *user_data);
 472 void
 473 tdm_output_cb_dpms(tdm_output *output_backend, tdm_output_dpms dpms,
 474                                    void *user_data);
 475 INTERN tdm_error
 476 tdm_output_cb_need_validate(tdm_private_output *private_output);
 477
 478 tdm_error
 479 tdm_output_wait_vblank_add_front(tdm_output *output, int interval, int sync,
 480                                                                  tdm_output_vblank_handler func, void *user_data);
 481 tdm_error
 482 tdm_output_commit_internal(tdm_output *output, int sync, tdm_output_commit_handler func, void *user_data);
 483 tdm_error
 484 tdm_output_get_dpms_internal(tdm_output *output, tdm_output_dpms *dpms_value);
 485
 486 tdm_error
 487 tdm_output_need_validate_event_init(tdm_output *output);
 488 tdm_error
 489 tdm_output_choose_commit_per_vblank_mode(tdm_private_output *private_output, int mode);
 490
 491 void
 492 tdm_output_remove_vblank_handler_internal(tdm_output *output, tdm_output_vblank_handler func, void *user_data);
 493 void
 494 tdm_output_remove_commit_handler_internal(tdm_output *output, tdm_output_commit_handler func, void *user_data);
 495 void
 496 tdm_layer_remove_commit_handler_internal(tdm_layer *layer, tdm_layer_commit_handler func, void *user_data);
 497
 498 tdm_error
 499 tdm_layer_commit_pending_data(tdm_private_layer *private_layer);
 500 void
 501 tdm_layer_committed(tdm_private_layer *private_layer, tdm_private_layer_buffer **committed_buffer);
 502
 503 void
 504 tdm_pp_cb_done(tdm_pp *pp_backend, tbm_surface_h src, tbm_surface_h dst,
 505                            void *user_data);
 506 void
 507 tdm_capture_cb_done(tdm_capture *capture_backend, tbm_surface_h buffer,
 508                                         void *user_data);
 509 tdm_error
 510 tdm_vblank_cb_vblank_SW(tdm_vblank *vblank, double vblank_stamp);
 511 tdm_error
 512 tdm_vblank_set_add_front(tdm_vblank *vblank, unsigned int add_front);
 513 tdm_error
 514 tdm_vblank_set_resource(tdm_vblank *vblank, struct wl_resource *resource);
 515 double
 516 tdm_vblank_get_stamp(tdm_vblank *vblank);
 517 tdm_error
 518 tdm_vblank_set_client_vblank_fps(unsigned int pid, const char *name, unsigned int fps);
 519 void
 520 tdm_vblank_get_vblank_list_information(tdm_display *dpy, char *reply, int *len);
 521
 522 void
 523 tdm_output_call_change_handler_internal(tdm_private_output *private_output,
 524                                                                                 struct list_head *change_handler_list,
 525                                                                                 tdm_output_change_type type,
 526                                                                                 tdm_value value,
 527                                                                                 int no_check_thread_id);
 528
 529 tdm_private_pp *
 530 tdm_pp_create_internal(tdm_private_display *private_display, tdm_error *error);
 531 void
 532 tdm_pp_destroy_internal(tdm_private_pp *private_pp);
 533
 534 tdm_hwc_window *
 535 tdm_hwc_window_create_internal(tdm_private_output *private_output, int is_video, tdm_error *error);
 536 tdm_error
 537 tdm_hwc_window_destroy_internal(tdm_private_hwc_window * private_hwc_window);
 538
 539 tdm_private_capture *
 540 tdm_capture_create_output_internal(tdm_private_output *private_output,
 541                                                                    tdm_error *error);
 542 tdm_private_capture *
 543 tdm_capture_create_layer_internal(tdm_private_layer *private_layer,
 544                                                                   tdm_error *error);
 545 void
 546 tdm_capture_destroy_internal(tdm_private_capture *private_capture);
 547
 548 /* utility buffer functions for private */
 549 tdm_buffer_info*
 550 tdm_buffer_get_info(tbm_surface_h buffer);
 551 tbm_surface_h
 552 tdm_buffer_list_get_first_entry(struct list_head *list);
 553 void
 554 tdm_buffer_list_dump(struct list_head *list);
 555
 556 void
 557 tdm_buffer_remove_release_handler_internal(tbm_surface_h buffer);
 558
 559 /* event functions for private */
 560 tdm_error
 561 tdm_event_loop_init(tdm_private_display *private_display);
 562 void
 563 tdm_event_loop_deinit(tdm_private_display *private_display);
 564 void
 565 tdm_event_loop_stop(tdm_private_display *private_display);
 566 void
 567 tdm_event_loop_create_backend_source(tdm_private_display *private_display);
 568 int
 569 tdm_event_loop_get_fd(tdm_private_display *private_display);
 570 tdm_error
 571 tdm_event_loop_dispatch(tdm_private_display *private_display);
 572 void
 573 tdm_event_loop_flush(tdm_private_display *private_display);
 574 tdm_error
 575 tdm_event_loop_trace_enable(tdm_private_display *private_display, unsigned int enable);
 576
 577 typedef enum {
 578         TDM_THREAD_CB_NONE,
 579         TDM_THREAD_CB_OUTPUT_COMMIT,
 580         TDM_THREAD_CB_OUTPUT_VBLANK,
 581         TDM_THREAD_CB_OUTPUT_STATUS,
 582         TDM_THREAD_CB_OUTPUT_DPMS,
 583         TDM_THREAD_CB_PP_DONE,
 584         TDM_THREAD_CB_CAPTURE_DONE,
 585         TDM_THREAD_CB_VBLANK_SW,
 586         TDM_THREAD_CB_NEED_VALIDATE,
 587 } tdm_thread_cb_type;
 588
 589 typedef struct _tdm_thread_cb_base tdm_thread_cb_base;
 590 typedef struct _tdm_thread_cb_output_vblank tdm_thread_cb_output_commit;
 591 typedef struct _tdm_thread_cb_output_vblank tdm_thread_cb_output_vblank;
 592 typedef struct _tdm_thread_cb_output_status tdm_thread_cb_output_status;
 593 typedef struct _tdm_thread_cb_output_dpms tdm_thread_cb_output_dpms;
 594 typedef struct _tdm_thread_cb_pp_done tdm_thread_cb_pp_done;
 595 typedef struct _tdm_thread_cb_capture_done tdm_thread_cb_capture_done;
 596 typedef struct _tdm_thread_cb_vblank_sw tdm_thread_cb_vblank_sw;
 597 typedef struct _tdm_thread_cb_need_validate tdm_thread_cb_need_validate;
 598
 599 struct _tdm_thread_cb_base {
 600         tdm_thread_cb_type type;
 601         unsigned int length;
 602 };
 603
 604 struct _tdm_thread_cb_output_vblank {
 605         tdm_thread_cb_base base;
 606         double output_stamp;
 607         unsigned int sequence;
 608         unsigned int tv_sec;
 609         unsigned int tv_usec;
 610         void *user_data;
 611 };
 612
 613 struct _tdm_thread_cb_output_status {
 614         tdm_thread_cb_base base;
 615         double output_stamp;
 616         tdm_output_conn_status status;
 617         void *user_data;
 618 };
 619
 620 struct _tdm_thread_cb_output_dpms {
 621         tdm_thread_cb_base base;
 622         double output_stamp;
 623         tdm_output_dpms dpms;
 624         void *user_data;
 625 };
 626
 627 struct _tdm_thread_cb_pp_done {
 628         tdm_thread_cb_base base;
 629         double pp_stamp;
 630         tbm_surface_h src;
 631         tbm_surface_h dst;
 632         void *user_data;
 633 };
 634
 635 struct _tdm_thread_cb_capture_done {
 636         tdm_thread_cb_base base;
 637         double capture_stamp;
 638         tbm_surface_h buffer;
 639         void *user_data;
 640 };
 641
 642 struct _tdm_thread_cb_vblank_sw {
 643         tdm_thread_cb_base base;
 644         double vblank_stamp;
 645 };
 646
 647 struct _tdm_thread_cb_need_validate {
 648         tdm_thread_cb_base base;
 649         tdm_private_output *o;
 650 };
 651
 652 tdm_error
 653 tdm_thread_init(tdm_private_loop *private_loop);
 654 void
 655 tdm_thread_deinit(tdm_private_loop *private_loop);
 656 int
 657 tdm_thread_get_fd(tdm_private_loop *private_loop);
 658 tdm_error
 659 tdm_thread_send_cb(tdm_private_loop *private_loop, tdm_thread_cb_base *base);
 660 tdm_error
 661 tdm_thread_handle_cb(tdm_private_loop *private_loop);
 662 int
 663 tdm_thread_in_display_thread(pid_t tid);
 664 int
 665 tdm_thread_is_running(void);
 666
 667 tdm_error
 668 tdm_server_init(tdm_private_loop *private_loop);
 669 void
 670 tdm_server_deinit(tdm_private_loop *private_loop);
 671 const char*
 672 tdm_server_get_client_name(pid_t pid);
 673 tdm_error
 674 tdm_server_enable_ttrace_client_vblank(tdm_display *dpy, tdm_output *output, int enable);
 675
 676 char *
 677 tdm_helper_dump_make_directory(const char *path, char *reply, int *len);
 678 void
 679 tdm_helper_dump_buffer_str(tbm_surface_h buffer, char *dir, char *str);
 680 double
 681 tdm_helper_get_time(void);
 682
 683 extern pthread_mutex_t tdm_mutex_check_lock;
 684 extern int tdm_mutex_locked;
 685 extern const char *tdm_mutex_lock_func;
 686 extern int tdm_mutex_lock_line;
 687 extern const char *tdm_mutex_unlock_func;
 688 extern int tdm_mutex_unlock_line;
 689 extern int tdm_dump_enable;
 690 extern char *tdm_debug_dump_dir;
 691
 692 #define _pthread_mutex_unlock(l) \
 693         do { \
 694                 if (tdm_debug_module & TDM_DEBUG_MUTEX) \
 695                         TDM_INFO("mutex unlock"); \
 696                 pthread_mutex_lock(&tdm_mutex_check_lock); \
 697                 tdm_mutex_locked = 0; \
 698                 tdm_mutex_lock_func = NULL; \
 699                 tdm_mutex_lock_line = 0; \
 700                 tdm_mutex_unlock_func = __FUNCTION__; \
 701                 tdm_mutex_unlock_line = __LINE__; \
 702                 pthread_mutex_unlock(&tdm_mutex_check_lock); \
 703                 pthread_mutex_unlock(l); \
 704         } while (0)
 705 #ifdef TDM_CONFIG_MUTEX_TIMEOUT
 706 #define MUTEX_TIMEOUT_SEC 5
 707 #define _pthread_mutex_lock(l) \
 708         do { \
 709                 if (tdm_debug_module & TDM_DEBUG_MUTEX) \
 710                         TDM_INFO("mutex lock"); \
 711                 struct timespec rtime; \
 712                 clock_gettime(CLOCK_REALTIME, &rtime); \
 713                 rtime.tv_sec += MUTEX_TIMEOUT_SEC; \
 714                 if (pthread_mutex_timedlock(l, &rtime)) { \
 715                         TDM_ERR("Mutex lock failed PID %d", getpid()); \
 716                         _pthread_mutex_unlock(l); \
 717                 } \
 718                 else { \
 719                         pthread_mutex_lock(&tdm_mutex_check_lock); \
 720                         tdm_mutex_locked = 1; \
 721                         tdm_mutex_lock_func = __FUNCTION__; \
 722                         tdm_mutex_lock_line = __LINE__; \
 723                         tdm_mutex_unlock_func = NULL; \
 724                         tdm_mutex_unlock_line = 0; \
 725                         pthread_mutex_unlock(&tdm_mutex_check_lock); \
 726                 } \
 727         } while (0)
 728 #else //TDM_CONFIG_MUTEX_TIMEOUT
 729 #define _pthread_mutex_lock(l) \
 730         do { \
 731                 if (tdm_debug_module & TDM_DEBUG_MUTEX) \
 732                         TDM_INFO("mutex lock"); \
 733                 pthread_mutex_lock(l); \
 734                 pthread_mutex_lock(&tdm_mutex_check_lock); \
 735                 tdm_mutex_locked = 1; \
 736                 tdm_mutex_lock_func = __FUNCTION__; \
 737                 tdm_mutex_lock_line = __LINE__; \
 738                 tdm_mutex_unlock_func = NULL; \
 739                 tdm_mutex_unlock_line = 0; \
 740                 pthread_mutex_unlock(&tdm_mutex_check_lock); \
 741         } while (0)
 742 #endif //TDM_CONFIG_MUTEX_TIMEOUT
 743 //#define TDM_MUTEX_IS_LOCKED() (tdm_mutex_locked == 1)
 744 static inline int TDM_MUTEX_IS_LOCKED(void)
 745 {
 746         int ret;
 747         /* if thread is not running, we don't need to consider mutex things. */
 748         if (!tdm_thread_is_running())
 749                 return 1;
 750         pthread_mutex_lock(&tdm_mutex_check_lock);
 751         ret = (tdm_mutex_locked == 1);
 752         pthread_mutex_unlock(&tdm_mutex_check_lock);
 753         return ret;
 754 }
 755
 756 #define tdm_display_lock(dpy)   _pthread_mutex_lock(&((tdm_private_display *)dpy)->lock)
 757 #define tdm_display_unlock(dpy)   _pthread_mutex_unlock(&((tdm_private_display *)dpy)->lock)
 758
 759 tdm_error
 760 tdm_display_update_output(tdm_private_display *private_display,
 761                                                   tdm_output *output_backend, int pipe);
 762 tdm_error
 763 tdm_display_enable_debug_module(const char*modules);
 764 tdm_error
 765 tdm_display_enable_dump(tdm_private_display *private_display, const char *dump_str, char *reply, int *len);
 766 tdm_error
 767 tdm_display_enable_path(const char *path);
 768 tdm_error
 769 tdm_display_enable_ttrace(tdm_private_display *private_display, const char *ttrace, int output_id, char *reply, int *len);
 770 tdm_error
 771 tdm_display_enable_fps(tdm_private_display *private_display, int enable);
 772
 773 void
 774 tdm_monitor_server_command(tdm_display *dpy, const char *options, char *reply, int *len);
 775
 776 struct argument_details {
 777         char type;
 778         int nullable;
 779 };
 780
 781
 782 #ifdef __cplusplus
 783 }
 784 #endif
 785
 786 #endif /* _TDM_PRIVATE_H_ */