src/tdm_server.c

   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 <boram1288.park@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 #ifdef HAVE_CONFIG_H
  37 #include "config.h"
  38 #endif
  39
  40 #define WL_HIDE_DEPRECATED
  41
  42 #include <tdm-server-protocol.h>
  43
  44 #include "tdm_private.h"
  45
  46 /* CAUTION:
  47  * - tdm server doesn't care about thread things.
  48  * - DO NOT use the TDM internal functions here.
  49  *     However, the internal function which does lock/unlock the mutex of
  50  *     private_display in itself can be called.
  51  * - DO NOT use the tdm_private_display structure here.
  52  * - The callback function things can be called in main thread.
  53  */
  54
  55 struct _tdm_private_server {
  56         tdm_private_loop *private_loop;
  57         struct list_head output_list;
  58         struct list_head voutput_list;
  59         struct list_head wait_list;
  60 };
  61
  62 typedef struct _tdm_server_output_info {
  63         struct list_head link;
  64         tdm_private_server *private_server;
  65         struct wl_resource *resource;
  66         tdm_output *output;
  67         struct list_head vblank_list;
  68         unsigned int watch_output_changes;
  69 } tdm_server_output_info;
  70
  71 typedef struct _tdm_server_voutput_buffer {
  72         struct list_head link;
  73         struct wl_resource *wl_buffer;
  74         tbm_surface_h buffer;
  75         int need_reset;
  76 } tdm_server_voutput_buffer;
  77
  78 typedef struct _tdm_server_voutput_info {
  79         struct list_head link;
  80         tdm_private_server *private_server;
  81         struct wl_resource *resource;
  82         tdm_voutput *voutput;
  83         tdm_output *output;
  84
  85         tdm_output_conn_status status;
  86         struct {
  87                 int count;
  88                 tdm_output_mode *modes;
  89         } available_modes;
  90
  91         unsigned int mmwidth;
  92         unsigned int mmheight;
  93
  94         struct list_head buffer_list;
  95         tdm_server_voutput_buffer *attach_buffer;
  96         int committing;
  97         unsigned int request_commit;
  98 } tdm_server_voutput_info;
  99
 100 typedef struct _tdm_server_vblank_info {
 101         struct list_head link;
 102         tdm_server_output_info *output_info;
 103         struct wl_resource *resource;
 104
 105         tdm_vblank *vblank;
 106         unsigned int stamp;
 107 } tdm_server_vblank_info;
 108
 109 typedef struct _tdm_server_wait_info {
 110         struct list_head link;
 111         tdm_server_vblank_info *vblank_info;
 112
 113         unsigned int req_id;
 114         double req_time;
 115
 116         unsigned int timeout;
 117 } tdm_server_wait_info;
 118
 119 typedef struct _tdm_server_client_info {
 120         struct list_head link;
 121         pid_t pid;
 122         char name[TDM_NAME_LEN];
 123         struct wl_resource *resource;
 124 } tdm_server_client_info;
 125
 126 typedef enum {
 127         VBLANK_WAIT_TYPE_INTERVAL,
 128         VBLANK_WAIT_TYPE_SEQUENCE,
 129 } tdm_server_vblank_wait_type;
 130
 131 static tdm_private_server *keep_private_server;
 132 static struct list_head client_list;
 133
 134 static void destroy_wait(tdm_server_wait_info *wait_info);
 135
 136 static void
 137 _tdm_server_get_process_name(pid_t pid, char *name, unsigned int size)
 138 {
 139         char proc[TDM_NAME_LEN], pname[TDM_NAME_LEN];
 140         FILE *h;
 141         size_t len;
 142
 143         snprintf(name, size, "Unknown");
 144
 145         snprintf(proc, TDM_NAME_LEN, "/proc/%d/cmdline", pid);
 146         h = fopen(proc, "r");
 147         if (!h)
 148                 return;
 149
 150         len = fread(pname, sizeof(char), TDM_NAME_LEN, h);
 151         if (len == 0) {
 152                 strncpy(pname, "NO NAME", sizeof(pname));
 153                 pname[sizeof(pname) - 1] = '\0';
 154         }
 155
 156         strncpy(name, pname, size);
 157         name[size - 1] = '\0';
 158
 159         fclose(h);
 160 }
 161
 162 /* LCOV_EXCL_START */
 163 static void
 164 _tdm_server_send_done(tdm_server_wait_info *wait_info, tdm_error error,
 165                                           unsigned int sequence, unsigned int tv_sec, unsigned int tv_usec)
 166 {
 167         tdm_server_wait_info *found;
 168         tdm_server_vblank_info *vblank_info;
 169
 170         TDM_RETURN_IF_FAIL(keep_private_server != NULL);
 171
 172         LIST_FIND_ITEM(wait_info, &keep_private_server->wait_list,
 173                                    tdm_server_wait_info, link, found);
 174         if (!found) {
 175                 TDM_ERR("wait_info(%p) is destroyed", wait_info);
 176                 return;
 177         }
 178
 179         if (tdm_debug_module & TDM_DEBUG_VBLANK)
 180                 TDM_DBG("req_id(%d) done", wait_info->req_id);
 181
 182         vblank_info = wait_info->vblank_info;
 183
 184         if (tdm_ttrace_module & TDM_TTRACE_SERVER_VBLANK)
 185                 TDM_TRACE_ASYNC_END((int)wait_info->req_time, "TDM_Server_Vblank:%u", vblank_info->stamp);
 186
 187         if (!wait_info->timeout)
 188                 wl_tdm_vblank_send_done(vblank_info->resource, wait_info->req_id,
 189                                                                 sequence, tv_sec, tv_usec, error);
 190
 191         destroy_wait(wait_info);
 192 }
 193 /* LCOV_EXCL_STOP */
 194
 195 /* LCOV_EXCL_START */
 196 static void
 197 _tdm_server_vblank_timeout_cb(tdm_vblank *vblank, void *user_data)
 198 {
 199         tdm_server_vblank_info *vblank_info = user_data;
 200         tdm_server_wait_info *wait_info = NULL;
 201         double curr;
 202         unsigned int tv_sec;
 203         unsigned int tv_usec;
 204
 205         TDM_RETURN_IF_FAIL(vblank_info != NULL);
 206         TDM_RETURN_IF_FAIL(keep_private_server != NULL);
 207
 208         curr = tdm_helper_get_time();
 209         tv_sec = TDM_TIME_SEC(curr);
 210         tv_usec = TDM_TIME_USEC(curr);
 211
 212         LIST_FOR_EACH_ENTRY(wait_info, &keep_private_server->wait_list, link) {
 213                 if (wait_info->timeout) continue;
 214                 if (vblank_info != wait_info->vblank_info) continue;
 215
 216                 wl_tdm_vblank_send_done(vblank_info->resource, wait_info->req_id,
 217                                                                 0, tv_sec, tv_usec, TDM_ERROR_TIMEOUT);
 218                 TDM_ERR("tdm_server_vblank(%p) req_id(%d) timeout force send vblank", vblank_info, wait_info->req_id);
 219                 wait_info->timeout = 1;
 220         }
 221 }
 222
 223 static void
 224 _tdm_server_cb_vblank(tdm_vblank *vblank, tdm_error error, unsigned int sequence,
 225                                           unsigned int tv_sec, unsigned int tv_usec, void *user_data)
 226 {
 227         _tdm_server_send_done((tdm_server_wait_info*)user_data, error, sequence, tv_sec, tv_usec);
 228 }
 229 /* LCOV_EXCL_STOP */
 230
 231 /* LCOV_EXCL_START */
 232 static void
 233 _tdm_server_cb_output_change(tdm_output *output, tdm_output_change_type type,
 234                                                          tdm_value value, void *user_data)
 235 {
 236         tdm_server_output_info *output_info = user_data;
 237         struct wl_client *client;
 238         pid_t pid = 0;
 239         tdm_output_conn_status status;
 240         tdm_error ret = TDM_ERROR_NONE;
 241
 242         TDM_RETURN_IF_FAIL(output_info != NULL);
 243
 244         client = wl_resource_get_client(output_info->resource);
 245         TDM_RETURN_IF_FAIL(client != NULL);
 246
 247         wl_client_get_credentials(client, &pid, NULL, NULL);
 248
 249         if (!output_info->watch_output_changes) {
 250                 TDM_DBG("skip sending the output changes: pid(%d)", (unsigned int)pid);
 251                 return;
 252         }
 253
 254         TDM_DBG("send the output changes: %d, type:%d, value:%d", (unsigned int)pid, type, value.u32);
 255
 256         switch (type) {
 257         case TDM_OUTPUT_CHANGE_DPMS:
 258                 wl_tdm_output_send_dpms(output_info->resource, value.u32, TDM_ERROR_NONE);
 259                 break;
 260         case TDM_OUTPUT_CHANGE_CONNECTION:
 261                 status = value.u32;
 262                 if (status == TDM_OUTPUT_CONN_STATUS_MODE_SETTED) {
 263                         const tdm_output_mode *mode = NULL;
 264                         unsigned int hdisplay, vdisplay, vrefresh;
 265
 266                         ret = tdm_output_get_mode(output_info->output, &mode);
 267                         if (ret == TDM_ERROR_NONE) {
 268                                 hdisplay = (mode) ? mode->hdisplay : 0;
 269                                 vdisplay = (mode) ? mode->vdisplay : 0;
 270                                 vrefresh = (mode) ? mode->vrefresh : 0;
 271
 272                                 wl_tdm_output_send_mode(output_info->resource, hdisplay, vdisplay, vrefresh, ret);
 273                         } else {
 274                                 wl_tdm_output_send_mode(output_info->resource, 0, 0, 0, ret);
 275                         }
 276                 }
 277                 wl_tdm_output_send_connection(output_info->resource, value.u32, TDM_ERROR_NONE);
 278                 break;
 279         default:
 280                 break;
 281         }
 282 }
 283 /* LCOV_EXCL_STOP */
 284
 285 static void
 286 destroy_wait(tdm_server_wait_info *wait_info)
 287 {
 288         LIST_DEL(&wait_info->link);
 289         free(wait_info);
 290 }
 291
 292 static void
 293 destroy_vblank_callback(struct wl_resource *resource)
 294 {
 295         tdm_server_vblank_info *vblank_info = wl_resource_get_user_data(resource);
 296         tdm_server_wait_info *w = NULL, *ww = NULL;
 297
 298         TDM_RETURN_IF_FAIL(vblank_info != NULL);
 299
 300         LIST_DEL(&vblank_info->link);
 301
 302         if (vblank_info->vblank)
 303                 tdm_vblank_destroy(vblank_info->vblank);
 304
 305         LIST_FOR_EACH_ENTRY_SAFE(w, ww, &keep_private_server->wait_list, link) {
 306                 if (w->vblank_info == vblank_info)
 307                         destroy_wait(w);
 308         }
 309
 310         free(vblank_info);
 311 }
 312
 313 /* LCOV_EXCL_START */
 314 static void
 315 _tdm_server_vblank_cb_destroy(struct wl_client *client, struct wl_resource *resource)
 316 {
 317         wl_resource_destroy(resource);
 318 }
 319 /* LCOV_EXCL_STOP */
 320
 321 /* LCOV_EXCL_START */
 322 static void
 323 _tdm_server_vblank_cb_set_name(struct wl_client *client, struct wl_resource *resource, const char *name)
 324 {
 325         tdm_server_vblank_info *vblank_info = wl_resource_get_user_data(resource);
 326         tdm_error ret;
 327
 328         ret = tdm_vblank_set_name(vblank_info->vblank, name);
 329         TDM_RETURN_IF_FAIL(ret == TDM_ERROR_NONE);
 330 }
 331 /* LCOV_EXCL_STOP */
 332
 333 /* LCOV_EXCL_START */
 334 static void
 335 _tdm_server_vblank_cb_set_fps(struct wl_client *client, struct wl_resource *resource, uint32_t fps)
 336 {
 337         tdm_server_vblank_info *vblank_info = wl_resource_get_user_data(resource);
 338         tdm_error ret;
 339
 340         ret = tdm_vblank_set_fps(vblank_info->vblank, fps);
 341         TDM_RETURN_IF_FAIL(ret == TDM_ERROR_NONE);
 342 }
 343 /* LCOV_EXCL_STOP */
 344
 345 /* LCOV_EXCL_START */
 346 static void
 347 _tdm_server_vblank_cb_set_offset(struct wl_client *client, struct wl_resource *resource, int32_t offset)
 348 {
 349         tdm_server_vblank_info *vblank_info = wl_resource_get_user_data(resource);
 350         tdm_error ret;
 351
 352         ret = tdm_vblank_set_offset(vblank_info->vblank, offset);
 353         TDM_RETURN_IF_FAIL(ret == TDM_ERROR_NONE);
 354 }
 355 /* LCOV_EXCL_STOP */
 356
 357 static void
 358 _tdm_server_vblank_cb_set_enable_fake(struct wl_client *client, struct wl_resource *resource, uint32_t enable_fake)
 359 {
 360         tdm_server_vblank_info *vblank_info = wl_resource_get_user_data(resource);
 361         tdm_error ret;
 362
 363         ret = tdm_vblank_set_enable_fake(vblank_info->vblank, enable_fake);
 364         TDM_RETURN_IF_FAIL(ret == TDM_ERROR_NONE);
 365 }
 366
 367 static void
 368 _tdm_server_vblank_wait_vblank(tdm_server_vblank_info *vblank_info, tdm_server_vblank_wait_type wait_type,
 369                                                            uint32_t wait_value, uint32_t req_id, uint32_t req_sec, uint32_t req_usec)
 370 {
 371         tdm_server_output_info *output_info = vblank_info->output_info;
 372         tdm_private_server *private_server = output_info->private_server;
 373         tdm_server_wait_info *wait_info;
 374         unsigned int enable_fake = 0;
 375         tdm_error ret;
 376
 377         wait_info = calloc(1, sizeof * wait_info);
 378         if (!wait_info) {
 379                 /* LCOV_EXCL_START */
 380
 381                 TDM_ERR("alloc failed");
 382                 ret = TDM_ERROR_OUT_OF_MEMORY;
 383                 goto wait_failed;
 384
 385                 /* LCOV_EXCL_STOP */
 386         }
 387
 388         LIST_ADDTAIL(&wait_info->link, &private_server->wait_list);
 389         wait_info->vblank_info = vblank_info;
 390         wait_info->req_id = req_id;
 391         wait_info->req_time = TDM_TIME(req_sec, req_usec);
 392
 393         if (tdm_debug_module & TDM_DEBUG_VBLANK)
 394                 TDM_DBG("req_id(%d) wait", req_id);
 395
 396         if (tdm_ttrace_module & TDM_TTRACE_SERVER_VBLANK)
 397                 TDM_TRACE_ASYNC_BEGIN((int)wait_info->req_time, "TDM_Server_Vblank:%u", vblank_info->stamp);
 398
 399         if (wait_type == VBLANK_WAIT_TYPE_INTERVAL)
 400                 ret = tdm_vblank_wait(vblank_info->vblank, req_sec, req_usec, wait_value, _tdm_server_cb_vblank, wait_info);
 401         else
 402                 ret = tdm_vblank_wait_seq(vblank_info->vblank, req_sec, req_usec, wait_value, _tdm_server_cb_vblank, wait_info);
 403
 404
 405         tdm_vblank_get_enable_fake(vblank_info->vblank, &enable_fake);
 406         if (!enable_fake && ret == TDM_ERROR_DPMS_OFF)
 407                 goto wait_failed;
 408
 409         TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, wait_failed);
 410
 411         return;
 412
 413 wait_failed:
 414         /* LCOV_EXCL_START */
 415         wl_tdm_vblank_send_done(vblank_info->resource, req_id, 0, 0, 0, ret);
 416         if (wait_info)
 417                 destroy_wait(wait_info);
 418         /* LCOV_EXCL_STOP */
 419 }
 420
 421 static void
 422 _tdm_server_vblank_cb_wait_vblank(struct wl_client *client, struct wl_resource *resource,
 423                                                                   uint32_t interval, uint32_t req_id, uint32_t req_sec, uint32_t req_usec)
 424 {
 425         tdm_server_vblank_info *vblank_info = wl_resource_get_user_data(resource);
 426
 427         _tdm_server_vblank_wait_vblank(vblank_info, VBLANK_WAIT_TYPE_INTERVAL, interval, req_id, req_sec, req_usec);
 428 }
 429
 430 static void
 431 _tdm_server_vblank_cb_wait_vblank_seq(struct wl_client *client, struct wl_resource *resource,
 432                                                                           uint32_t sequence, uint32_t req_id, uint32_t req_sec, uint32_t req_usec)
 433 {
 434         tdm_server_vblank_info *vblank_info = wl_resource_get_user_data(resource);
 435
 436         _tdm_server_vblank_wait_vblank(vblank_info, VBLANK_WAIT_TYPE_SEQUENCE, sequence, req_id, req_sec, req_usec);
 437 }
 438
 439 static const struct wl_tdm_vblank_interface tdm_vblank_implementation = {
 440         _tdm_server_vblank_cb_destroy,
 441         _tdm_server_vblank_cb_set_name,
 442         _tdm_server_vblank_cb_set_fps,
 443         _tdm_server_vblank_cb_set_offset,
 444         _tdm_server_vblank_cb_set_enable_fake,
 445         _tdm_server_vblank_cb_wait_vblank,
 446         _tdm_server_vblank_cb_wait_vblank_seq,
 447 };
 448
 449 /* LCOV_EXCL_START */
 450 static void
 451 _tdm_server_output_cb_destroy(struct wl_client *client, struct wl_resource *resource)
 452 {
 453         wl_resource_destroy(resource);
 454 }
 455 /* LCOV_EXCL_STOP */
 456
 457 static void
 458 _tdm_server_output_cb_create_vblank(struct wl_client *client, struct wl_resource *resource, uint32_t id)
 459 {
 460         tdm_server_output_info *output_info = wl_resource_get_user_data(resource);
 461         tdm_private_server *private_server = output_info->private_server;
 462         tdm_private_loop *private_loop = private_server->private_loop;
 463         struct wl_resource *vblank_resource;
 464         tdm_vblank *vblank;
 465         tdm_server_vblank_info *vblank_info;
 466         tdm_error ret;
 467
 468         vblank_resource =
 469                 wl_resource_create(client, &wl_tdm_vblank_interface,
 470                                                    wl_resource_get_version(resource), id);
 471         if (!vblank_resource) {
 472                 /* LCOV_EXCL_START */
 473
 474                 wl_resource_post_no_memory(resource);
 475                 TDM_ERR("wl_resource_create failed");
 476                 return;
 477
 478                 /* LCOV_EXCL_STOP */
 479         }
 480
 481         vblank = tdm_vblank_create(private_loop->dpy, output_info->output, NULL);
 482         if (!vblank) {
 483                 /* LCOV_EXCL_START */
 484
 485                 wl_resource_post_no_memory(resource);
 486                 wl_resource_destroy(vblank_resource);
 487                 TDM_ERR("tdm_vblank_create failed");
 488                 return;
 489
 490                 /* LCOV_EXCL_STOP */
 491         }
 492
 493         vblank_info = calloc(1, sizeof * vblank_info);
 494         if (!vblank_info) {
 495                 /* LCOV_EXCL_START */
 496
 497                 wl_resource_post_no_memory(resource);
 498                 wl_resource_destroy(vblank_resource);
 499                 tdm_vblank_destroy(vblank);
 500                 TDM_ERR("alloc failed");
 501                 return;
 502
 503                 /* LCOV_EXCL_STOP */
 504         }
 505
 506         ret = tdm_vblank_set_timeout_handler(vblank, _tdm_server_vblank_timeout_cb, vblank_info);
 507         if (ret != TDM_ERROR_NONE) {
 508                 /* LCOV_EXCL_START */
 509
 510                 wl_resource_post_no_memory(resource);
 511                 wl_resource_destroy(vblank_resource);
 512                 tdm_vblank_destroy(vblank);
 513                 free(vblank_info);
 514                 TDM_ERR("tdm_vblank_set_timeout_handler failed");
 515                 return;
 516
 517                 /* LCOV_EXCL_STOP */
 518         }
 519
 520         LIST_ADDTAIL(&vblank_info->link, &output_info->vblank_list);
 521         vblank_info->output_info = output_info;
 522         vblank_info->resource = vblank_resource;
 523         vblank_info->vblank = vblank;
 524         vblank_info->stamp = (unsigned int)tdm_vblank_get_stamp(vblank);
 525
 526         tdm_vblank_set_resource(vblank, vblank_resource);
 527
 528         wl_resource_set_implementation(vblank_resource, &tdm_vblank_implementation,
 529                                                                    vblank_info, destroy_vblank_callback);
 530
 531         wl_tdm_vblank_send_stamp(vblank_info->resource, vblank_info->stamp);
 532
 533         if (tdm_ttrace_module & TDM_TTRACE_CLIENT_VBLANK) {
 534                 tdm_output *output = tdm_display_get_output(private_loop->dpy, tdm_ttrace_output, NULL);
 535                 if (output == output_info->output)
 536                         wl_tdm_vblank_send_ttrace(vblank_info->resource, 1);
 537         }
 538
 539         return;
 540 }
 541
 542 /* LCOV_EXCL_START */
 543 static void
 544 _tdm_server_output_cb_watch_output_changes(struct wl_client *client, struct wl_resource *resource, unsigned int enable)
 545 {
 546         tdm_server_output_info *output_info = wl_resource_get_user_data(resource);
 547
 548         TDM_RETURN_IF_FAIL(output_info != NULL);
 549
 550         output_info->watch_output_changes = enable;
 551 }
 552 /* LCOV_EXCL_STOP */
 553
 554 static void
 555 _tdm_server_output_cb_get_connection(struct wl_client *client, struct wl_resource *resource)
 556 {
 557         tdm_server_output_info *output_info = wl_resource_get_user_data(resource);
 558         tdm_output_conn_status status = TDM_OUTPUT_CONN_STATUS_DISCONNECTED;
 559         tdm_error ret;
 560
 561         TDM_RETURN_IF_FAIL(output_info != NULL);
 562
 563         ret = tdm_output_get_conn_status(output_info->output, &status);
 564         TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, failed);
 565
 566         wl_tdm_output_send_connection(output_info->resource, status, ret);
 567
 568         return;
 569
 570 failed:
 571         wl_tdm_output_send_connection(output_info->resource, TDM_OUTPUT_CONN_STATUS_DISCONNECTED, ret);
 572 }
 573
 574 static void
 575 _tdm_server_output_cb_get_mode(struct wl_client *client, struct wl_resource *resource)
 576 {
 577         tdm_server_output_info *output_info = wl_resource_get_user_data(resource);
 578         tdm_output_conn_status status = TDM_OUTPUT_CONN_STATUS_DISCONNECTED;
 579         tdm_error ret;
 580
 581         TDM_RETURN_IF_FAIL(output_info != NULL);
 582
 583         ret = tdm_output_get_conn_status(output_info->output, &status);
 584         TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, failed);
 585
 586         if (status != TDM_OUTPUT_CONN_STATUS_DISCONNECTED) {
 587                 const tdm_output_mode *mode = NULL;
 588                 unsigned int hdisplay, vdisplay, vrefresh;
 589
 590                 ret = tdm_output_get_mode(output_info->output, &mode);
 591                 TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, failed);
 592
 593                 hdisplay = (mode) ? mode->hdisplay : 0;
 594                 vdisplay = (mode) ? mode->vdisplay : 0;
 595                 vrefresh = (mode) ? mode->vrefresh : 0;
 596
 597                 wl_tdm_output_send_mode(output_info->resource, hdisplay, vdisplay, vrefresh, ret);
 598         } else {
 599                 wl_tdm_output_send_mode(output_info->resource, 0, 0, 0, TDM_ERROR_OUTPUT_DISCONNECTED);
 600         }
 601
 602         return;
 603 failed:
 604         wl_tdm_output_send_mode(output_info->resource, 0, 0, 0, ret);
 605 }
 606
 607 static void
 608 _tdm_server_output_cb_get_dpms(struct wl_client *client, struct wl_resource *resource)
 609 {
 610         tdm_server_output_info *output_info = wl_resource_get_user_data(resource);
 611         tdm_output_conn_status status = TDM_OUTPUT_CONN_STATUS_DISCONNECTED;
 612         tdm_error ret;
 613
 614         TDM_RETURN_IF_FAIL(output_info != NULL);
 615
 616         ret = tdm_output_get_conn_status(output_info->output, &status);
 617         TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, failed);
 618
 619         if (status != TDM_OUTPUT_CONN_STATUS_DISCONNECTED) {
 620                 tdm_output_dpms dpms_value = TDM_OUTPUT_DPMS_OFF;
 621
 622                 ret = tdm_output_get_dpms(output_info->output, &dpms_value);
 623                 TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, failed);
 624
 625                 wl_tdm_output_send_dpms(output_info->resource, dpms_value, ret);
 626         } else {
 627                 wl_tdm_output_send_dpms(output_info->resource, TDM_OUTPUT_DPMS_OFF, TDM_ERROR_OUTPUT_DISCONNECTED);
 628         }
 629
 630         return;
 631 failed:
 632         wl_tdm_output_send_dpms(output_info->resource, TDM_OUTPUT_DPMS_OFF, ret);
 633 }
 634
 635 static const struct wl_tdm_output_interface tdm_output_implementation = {
 636         _tdm_server_output_cb_destroy,
 637         _tdm_server_output_cb_create_vblank,
 638         _tdm_server_output_cb_watch_output_changes,
 639         _tdm_server_output_cb_get_connection,
 640         _tdm_server_output_cb_get_mode,
 641         _tdm_server_output_cb_get_dpms,
 642 };
 643
 644 static void
 645 destroy_output_callback(struct wl_resource *resource)
 646 {
 647         tdm_server_output_info *output_info = wl_resource_get_user_data(resource);
 648         tdm_server_vblank_info *v = NULL, *vv = NULL;
 649
 650         TDM_RETURN_IF_FAIL(output_info != NULL);
 651
 652         LIST_DEL(&output_info->link);
 653
 654         tdm_output_remove_change_handler(output_info->output,
 655                                                                          _tdm_server_cb_output_change, output_info);
 656
 657         LIST_FOR_EACH_ENTRY_SAFE(v, vv, &output_info->vblank_list, link) {
 658                 wl_resource_destroy(v->resource);
 659         }
 660
 661         free(output_info);
 662 }
 663
 664 static void
 665 _tdm_server_cb_create_output(struct wl_client *client, struct wl_resource *resource,
 666                                                          const char *name, uint32_t id)
 667 {
 668         tdm_private_server *private_server = wl_resource_get_user_data(resource);
 669         tdm_server_output_info *output_info;
 670         struct wl_resource *output_resource = NULL;
 671         tdm_output *output;
 672         tdm_output_conn_status status = TDM_OUTPUT_CONN_STATUS_DISCONNECTED;
 673         tdm_error ret;
 674
 675         output = tdm_display_find_output(private_server->private_loop->dpy, name, NULL);
 676         if (!output) {
 677                 /* LCOV_EXCL_START */
 678
 679                 TDM_ERR("There is no '%s' output", name);
 680                 wl_resource_post_error(resource, WL_DISPLAY_ERROR_INVALID_OBJECT,
 681                                                            "There is no '%s' output", name);
 682                 return;
 683
 684                 /* LCOV_EXCL_STOP */
 685         }
 686
 687         output_resource =
 688                 wl_resource_create(client, &wl_tdm_output_interface,
 689                                                    wl_resource_get_version(resource), id);
 690         if (!output_resource) {
 691                 /* LCOV_EXCL_START */
 692
 693                 wl_resource_post_no_memory(resource);
 694                 TDM_ERR("wl_resource_create failed");
 695                 return;
 696
 697                 /* LCOV_EXCL_STOP */
 698         }
 699
 700         output_info = calloc(1, sizeof * output_info);
 701         if (!output_info) {
 702                 /* LCOV_EXCL_START */
 703
 704                 wl_resource_post_no_memory(resource);
 705                 wl_resource_destroy(output_resource);
 706                 TDM_ERR("alloc failed");
 707                 return;
 708
 709                 /* LCOV_EXCL_STOP */
 710         }
 711
 712         ret = tdm_output_add_change_handler(output, _tdm_server_cb_output_change, output_info);
 713         if (ret != TDM_ERROR_NONE) {
 714                 wl_resource_post_no_memory(resource);
 715                 wl_resource_destroy(output_resource);
 716                 free(output_info);
 717                 TDM_ERR("tdm_output_add_change_handler failed");
 718                 return;
 719         }
 720
 721         LIST_ADDTAIL(&output_info->link, &private_server->output_list);
 722         output_info->private_server = private_server;
 723         output_info->resource = output_resource;
 724         output_info->output = output;
 725         LIST_INITHEAD(&output_info->vblank_list);
 726
 727         wl_resource_set_implementation(output_resource, &tdm_output_implementation,
 728                                                                    output_info, destroy_output_callback);
 729
 730         ret = tdm_output_get_conn_status(output, &status);
 731         wl_tdm_output_send_connection(output_resource, status, ret);
 732
 733         if (status != TDM_OUTPUT_CONN_STATUS_DISCONNECTED) {
 734                 tdm_output_dpms dpms_value = TDM_OUTPUT_DPMS_OFF;
 735                 const tdm_output_mode *mode = NULL;
 736                 unsigned int hdisplay, vdisplay, vrefresh;
 737
 738                 ret = tdm_output_get_mode(output, &mode);
 739                 hdisplay = (mode) ? mode->hdisplay : 0;
 740                 vdisplay = (mode) ? mode->vdisplay : 0;
 741                 vrefresh = (mode) ? mode->vrefresh : 0;
 742                 wl_tdm_output_send_mode(output_resource, hdisplay, vdisplay, vrefresh, ret);
 743
 744                 ret = tdm_output_get_dpms(output, &dpms_value);
 745                 wl_tdm_output_send_dpms(output_resource, dpms_value, ret);
 746         } else {
 747                 wl_tdm_output_send_mode(output_resource, 0, 0, 0, TDM_ERROR_OUTPUT_DISCONNECTED);
 748                 wl_tdm_output_send_dpms(output_resource, TDM_OUTPUT_DPMS_OFF, TDM_ERROR_OUTPUT_DISCONNECTED);
 749         }
 750 }
 751
 752 /* LCOV_EXCL_START */
 753 static void _tdm_voutput_cb_destroy(struct wl_client *client, struct wl_resource *resource)
 754 {
 755         wl_resource_destroy(resource);
 756 }
 757
 758 static void
 759 _tdm_voutput_cb_set_available_modes(struct wl_client *client,
 760                                                                         struct wl_resource *resource,
 761                                                                         struct wl_array *modes)
 762 {
 763         tdm_server_voutput_info *voutput_info;
 764         tdm_output_mode *mode;
 765         int count = 0, i = 0;
 766         size_t size;
 767
 768         voutput_info = wl_resource_get_user_data(resource);
 769
 770         voutput_info->available_modes.count = 0;
 771         if (voutput_info->available_modes.modes)
 772                 free(voutput_info->available_modes.modes);
 773
 774         wl_array_for_each(mode, modes)
 775                 count++;
 776         size = sizeof(tdm_output_mode);
 777
 778         voutput_info->available_modes.modes = malloc(count * size);
 779         voutput_info->available_modes.count = count;
 780
 781         wl_array_for_each(mode, modes)
 782                 memcpy(&voutput_info->available_modes.modes[i++], mode, size);
 783 }
 784
 785 static void
 786 _tdm_voutput_cb_set_physical_size(struct wl_client *client, struct wl_resource *resource,
 787                                                                   unsigned int mmwidth, unsigned int mmheight)
 788 {
 789         tdm_server_voutput_info *voutput_info;
 790
 791         voutput_info = wl_resource_get_user_data(resource);
 792
 793         voutput_info->mmwidth = mmwidth;
 794         voutput_info->mmheight = mmheight;
 795 }
 796
 797 static void
 798 _tdm_voutput_cb_set_mode(struct wl_client *client, struct wl_resource *resource, unsigned int index)
 799 {
 800         tdm_server_voutput_info *voutput_info = NULL;
 801         tdm_output *output = NULL;
 802         tdm_output_conn_status status = TDM_OUTPUT_CONN_STATUS_DISCONNECTED;
 803         const tdm_output_mode *modes, *mode, *current_mode;
 804         tdm_server_voutput_buffer *vb = NULL, *vbb = NULL;
 805         int count = 0;
 806         tdm_error ret;
 807
 808         voutput_info = wl_resource_get_user_data(resource);
 809         TDM_RETURN_IF_FAIL(voutput_info != NULL);
 810         output = voutput_info->output;
 811
 812         ret = tdm_output_get_conn_status(output, &status);
 813         TDM_RETURN_IF_FAIL(ret == TDM_ERROR_NONE);
 814         TDM_RETURN_IF_FAIL(status != TDM_OUTPUT_CONN_STATUS_DISCONNECTED);
 815
 816         ret = tdm_output_get_available_modes(output, &modes, &count);
 817         TDM_RETURN_IF_FAIL(index < count);
 818
 819         mode = &modes[index];
 820         TDM_DBG("mode set request to index:%d (%dx%d, %d)", index, mode->hdisplay, mode->vdisplay, mode->vrefresh);
 821
 822         ret = tdm_output_get_mode(output, &current_mode);
 823         TDM_RETURN_IF_FAIL(ret == TDM_ERROR_NONE);
 824         if (mode == current_mode) {
 825                 TDM_DBG("same mode");
 826                 return;
 827         }
 828
 829         if (current_mode && ((mode->hdisplay != current_mode->hdisplay) || (mode->vdisplay != current_mode->vdisplay))) {
 830                 LIST_FOR_EACH_ENTRY_SAFE(vb, vbb, &voutput_info->buffer_list, link) {
 831                         if (vb->wl_buffer == voutput_info->attach_buffer->wl_buffer)
 832                                 voutput_info->attach_buffer->need_reset = 1;
 833                         else
 834                                 wl_tdm_voutput_send_destroy_buffer(voutput_info->resource, vb->wl_buffer);
 835                 }
 836         }
 837
 838         tdm_output_request_mode_set(voutput_info->output, index);
 839 }
 840
 841 static void
 842 _tdm_voutput_cb_connect(struct wl_client *client, struct wl_resource *resource)
 843 {
 844         tdm_server_voutput_info *voutput_info;
 845
 846         voutput_info = wl_resource_get_user_data(resource);
 847         voutput_info->status = TDM_OUTPUT_CONN_STATUS_CONNECTED;
 848
 849         voutput_info->request_commit = 1;
 850
 851         tdm_voutput_set_physical_size(voutput_info->voutput, voutput_info->mmwidth, voutput_info->mmheight);
 852         tdm_voutput_set_available_mode(voutput_info->voutput, voutput_info->available_modes.modes, voutput_info->available_modes.count);
 853         tdm_voutput_connect(voutput_info->voutput);
 854         tdm_output_set_voutput_commit(voutput_info->voutput);
 855 }
 856
 857 static void
 858 _tdm_voutput_cb_disconnect(struct wl_client *client, struct wl_resource *resource)
 859 {
 860         tdm_server_voutput_info *voutput_info;
 861
 862         voutput_info = wl_resource_get_user_data(resource);
 863         voutput_info->status = TDM_OUTPUT_CONN_STATUS_DISCONNECTED;
 864
 865         /* Do free resources when it's being disconnected */
 866         free(voutput_info->available_modes.modes);
 867         voutput_info->available_modes.modes = NULL;
 868         voutput_info->available_modes.count = 0;
 869         voutput_info->mmwidth = 0;
 870         voutput_info->mmheight = 0;
 871
 872         if (voutput_info->request_commit == 1) {
 873                 tdm_output_unset_voutput_commit(voutput_info->voutput);
 874                 voutput_info->request_commit = 0;
 875         }
 876
 877         if (voutput_info->attach_buffer) {
 878                 tbm_surface_h buffer = voutput_info->attach_buffer->buffer;
 879                 tbm_surface_internal_unref(buffer);
 880                 voutput_info->committing = 0;
 881                 if (voutput_info->attach_buffer->need_reset)
 882                         wl_tdm_voutput_send_destroy_buffer(voutput_info->resource, voutput_info->attach_buffer->wl_buffer);
 883                 voutput_info->attach_buffer = NULL;
 884                 tdm_voutput_commit_done(voutput_info->voutput);
 885         }
 886
 887         tdm_voutput_disconnect(voutput_info->voutput);
 888 }
 889
 890 static void
 891 _tdm_voutput_cb_commit_done(struct wl_client *client, struct wl_resource *resource)
 892 {
 893         tdm_server_voutput_info *voutput_info;
 894         tbm_surface_h buffer;
 895
 896         voutput_info = wl_resource_get_user_data(resource);
 897         if (voutput_info->status != TDM_OUTPUT_CONN_STATUS_CONNECTED) {
 898                 TDM_DBG("not connected.");
 899                 return;
 900         }
 901
 902         buffer = voutput_info->attach_buffer->buffer;
 903         tbm_surface_internal_unref(buffer);
 904         voutput_info->committing = 0;
 905         if (voutput_info->attach_buffer->need_reset)
 906                 wl_tdm_voutput_send_destroy_buffer(voutput_info->resource, voutput_info->attach_buffer->wl_buffer);
 907         voutput_info->attach_buffer = NULL;
 908
 909         if (voutput_info->request_commit == 1)
 910                 tdm_output_set_voutput_commit(voutput_info->voutput);
 911
 912         tdm_voutput_commit_done(voutput_info->voutput);
 913 }
 914
 915 static const struct wl_tdm_voutput_interface tdm_voutput_implementation = {
 916         _tdm_voutput_cb_destroy,
 917         _tdm_voutput_cb_set_available_modes,
 918         _tdm_voutput_cb_set_physical_size,
 919         _tdm_voutput_cb_set_mode,
 920         _tdm_voutput_cb_connect,
 921         _tdm_voutput_cb_disconnect,
 922         _tdm_voutput_cb_commit_done
 923 };
 924
 925 static void
 926 _tdm_voutput_wl_buffer_destroy(struct wl_client *client, struct wl_resource *wl_buffer)
 927 {
 928         wl_resource_destroy(wl_buffer);
 929 }
 930
 931 static const struct wl_buffer_interface _tdm_voutput_buffer_impementation = {
 932         _tdm_voutput_wl_buffer_destroy
 933 };
 934
 935 static void
 936 _tdm_voutput_buffer_destory(struct wl_resource *wl_buffer)
 937 {
 938         tdm_server_voutput_info *voutput_info = NULL;
 939         tdm_server_voutput_buffer *vb = NULL, *vbb = NULL;
 940
 941         voutput_info = (tdm_server_voutput_info *)wl_resource_get_user_data(wl_buffer);
 942         TDM_RETURN_IF_FAIL(voutput_info != NULL);
 943
 944         LIST_FOR_EACH_ENTRY_SAFE(vb, vbb, &voutput_info->buffer_list, link) {
 945                 if (vb->wl_buffer == wl_buffer) {
 946                         tbm_surface_internal_unref(vb->buffer);
 947                         wl_resource_set_user_data(wl_buffer, NULL);
 948                         LIST_DEL(&vb->link);
 949                         free(vb);
 950                 }
 951         }
 952 }
 953
 954 struct wl_resource *
 955 _tdm_voutput_create_wl_buffer(tdm_server_voutput_info *voutput_info)
 956 {
 957         struct wl_client *wl_client;
 958         struct wl_resource *wl_buffer = NULL;
 959
 960         wl_client = wl_resource_get_client(voutput_info->resource);
 961
 962         /* create a wl_buffer resource */
 963         wl_buffer = wl_resource_create(wl_client, &wl_buffer_interface, 1, 0);
 964         TDM_RETURN_VAL_IF_FAIL(wl_buffer != NULL, NULL);
 965
 966         wl_resource_set_implementation(wl_buffer,
 967                                (void (**)(void)) &_tdm_voutput_buffer_impementation,
 968                                voutput_info, _tdm_voutput_buffer_destory);
 969
 970         return wl_buffer;
 971 }
 972
 973 struct wl_resource *
 974 _tdm_voutput_export_buffer(tdm_server_voutput_info *voutput_info,
 975                                                    tbm_surface_h buffer)
 976 {
 977         int bufs[TBM_SURF_PLANE_MAX] = { -1, -1, -1, -1};
 978         struct wl_resource *wl_buffer = NULL;
 979         int num_buf, is_fd = -1, i;
 980         tbm_surface_info_s info;
 981         uint32_t flags = 0;
 982         struct wl_array plane_buf_idx, plane_offset, plane_stride, plane_size;
 983         int *p;
 984
 985         TDM_RETURN_VAL_IF_FAIL(voutput_info != NULL, NULL);
 986         TDM_RETURN_VAL_IF_FAIL(buffer != NULL, NULL);
 987
 988         if (tbm_surface_get_info(buffer, &info) != TBM_SURFACE_ERROR_NONE) {
 989                 TDM_ERR("Failed to create buffer from surface");
 990                 return NULL;
 991         }
 992
 993         if (info.num_planes > 3) {
 994                 TDM_ERR("invalid num_planes(%d)", info.num_planes);
 995                 return NULL;
 996         }
 997
 998         num_buf = tbm_surface_internal_get_num_bos(buffer);
 999         if (num_buf == 0) {
1000                 TDM_ERR("surface doesn't have any bo.");
1001                 return NULL;
1002         }
1003
1004         for (i = 0; i < num_buf; i++) {
1005                 tbm_bo bo = tbm_surface_internal_get_bo(buffer, i);
1006                 if (bo == NULL) {
1007                         TDM_ERR("Failed to get bo from surface");
1008                         goto err;
1009                 }
1010
1011                 /* try to get fd first */
1012                 if (is_fd == -1 || is_fd == 1) {
1013                         bufs[i] = tbm_bo_export_fd(bo);
1014                         if (is_fd == -1 && bufs[i] >= 0)
1015                                 is_fd = 1;
1016                 }
1017
1018                 /* if fail to get fd, try to get name second */
1019                 if (is_fd == -1 || is_fd == 0) {
1020                         bufs[i] = tbm_bo_export(bo);
1021                         if (is_fd == -1 && bufs[i] > 0)
1022                                 is_fd = 0;
1023                 }
1024
1025                 if (is_fd == -1 ||
1026                     (is_fd == 1 && bufs[i] < 0) ||
1027                     (is_fd == 0 && bufs[i] <= 0)) {
1028                         TDM_ERR("Failed to export(is_fd:%d, bufs:%d)", is_fd, bufs[i]);
1029                         goto err;
1030                 }
1031         }
1032
1033         wl_buffer = _tdm_voutput_create_wl_buffer(voutput_info);
1034         if (!wl_buffer) {
1035                 TDM_ERR("Failed to create wl_buffer");
1036                 goto err;
1037         }
1038
1039         wl_array_init(&plane_buf_idx);
1040         wl_array_init(&plane_offset);
1041         wl_array_init(&plane_stride);
1042         wl_array_init(&plane_size);
1043
1044         for (i = 0; i < 3; i++) {
1045                 p = wl_array_add(&plane_buf_idx, sizeof(int));
1046                 *p = tbm_surface_internal_get_plane_bo_idx(buffer, i);
1047                 p = wl_array_add(&plane_offset, sizeof(int));
1048                 *p = info.planes[i].offset;
1049                 p = wl_array_add(&plane_stride, sizeof(int));
1050                 *p = info.planes[i].stride;
1051                 p = wl_array_add(&plane_size, sizeof(int));
1052                 *p = info.planes[i].size;
1053         }
1054
1055         if (is_fd == 1)
1056                 wl_tdm_voutput_send_buffer_set_with_fd(voutput_info->resource,
1057                                 wl_buffer,
1058                                 info.width, info.height, info.format, info.bpp, info.size, info.num_planes,
1059                                 &plane_buf_idx, &plane_offset, &plane_stride, &plane_size,
1060                                 flags, num_buf, bufs[0],
1061                                 (bufs[1] == -1) ? bufs[0] : bufs[1],
1062                                 (bufs[2] == -1) ? bufs[0] : bufs[2]);
1063         else
1064                 wl_tdm_voutput_send_buffer_set_with_id(voutput_info->resource,
1065                                 wl_buffer,
1066                                 info.width, info.height, info.format, info.bpp, info.size, info.num_planes,
1067                                 &plane_buf_idx, &plane_offset, &plane_stride, &plane_size,
1068                                 flags,
1069                                 num_buf, bufs[0], bufs[1], bufs[2]);
1070
1071         wl_array_release(&plane_buf_idx);
1072         wl_array_release(&plane_offset);
1073         wl_array_release(&plane_stride);
1074         wl_array_release(&plane_size);
1075
1076         for (i = 0; i < TBM_SURF_PLANE_MAX; i++) {
1077                 if (is_fd == 1 && (bufs[i] >= 0))
1078                         close(bufs[i]);
1079         }
1080
1081         return wl_buffer;
1082
1083 err:
1084         for (i = 0; i < TBM_SURF_PLANE_MAX; i++) {
1085                 if (is_fd == 1 && (bufs[i] >= 0))
1086                         close(bufs[i]);
1087         }
1088
1089         return NULL;
1090 }
1091
1092 tdm_server_voutput_buffer *
1093 _tdm_output_get_voutput_buffer(tdm_server_voutput_info *voutput_info, tbm_surface_h buffer)
1094 {
1095         tdm_server_voutput_buffer *voutput_buffer = NULL, *vb = NULL;
1096
1097         LIST_FOR_EACH_ENTRY(vb, &voutput_info->buffer_list, link) {
1098                 if (vb && vb->buffer == buffer) {
1099                         return vb;
1100                 }
1101         }
1102
1103         tbm_surface_internal_ref(buffer);
1104         voutput_buffer = calloc(1, sizeof *voutput_buffer);
1105         if (!voutput_buffer) {
1106                 TDM_ERR("fail calloc");
1107                 tbm_surface_internal_unref(buffer);
1108                 return NULL;
1109         }
1110
1111         voutput_buffer->wl_buffer = _tdm_voutput_export_buffer(voutput_info, buffer);
1112         if (!voutput_buffer->wl_buffer) {
1113                 TDM_ERR("fail export buffer");
1114                 free(voutput_buffer);
1115                 tbm_surface_internal_unref(buffer);
1116                 return NULL;
1117         }
1118
1119         voutput_buffer->buffer = buffer;
1120         LIST_ADDTAIL(&voutput_buffer->link, &voutput_info->buffer_list);
1121
1122         return voutput_buffer;
1123 }
1124
1125 tdm_error
1126 tdm_voutput_attach_buffer(tdm_voutput *voutput, tbm_surface_h buffer)
1127 {
1128         tdm_private_server *private_server = keep_private_server;
1129         tdm_server_voutput_info *voutput_info = NULL, *vo = NULL;
1130         tdm_server_voutput_buffer *voutput_buffer = NULL;
1131
1132         TDM_RETURN_VAL_IF_FAIL(keep_private_server != NULL, TDM_ERROR_OPERATION_FAILED);
1133
1134         LIST_FOR_EACH_ENTRY(vo, &private_server->voutput_list, link) {
1135                 if (vo && vo->voutput == voutput) {
1136                         voutput_info = vo;
1137                         break;
1138                 }
1139         }
1140         TDM_RETURN_VAL_IF_FAIL(voutput_info != NULL, TDM_ERROR_INVALID_PARAMETER);
1141         TDM_RETURN_VAL_IF_FAIL(voutput_info->attach_buffer == NULL, TDM_ERROR_OPERATION_FAILED);
1142
1143         voutput_buffer = _tdm_output_get_voutput_buffer(voutput_info, buffer);
1144         TDM_RETURN_VAL_IF_FAIL(voutput_buffer != NULL, TDM_ERROR_OUT_OF_MEMORY);
1145
1146         voutput_info->attach_buffer = voutput_buffer;
1147
1148         wl_tdm_voutput_send_attach_buffer(voutput_info->resource, voutput_buffer->wl_buffer);
1149
1150         return TDM_ERROR_NONE;
1151 }
1152
1153 tdm_error
1154 tdm_voutput_commit_buffer(tdm_voutput *voutput)
1155 {
1156         tdm_private_server *private_server = keep_private_server;
1157         tdm_server_voutput_info *voutput_info = NULL, *vo = NULL;
1158
1159         TDM_RETURN_VAL_IF_FAIL(keep_private_server != NULL, TDM_ERROR_OPERATION_FAILED);
1160
1161         LIST_FOR_EACH_ENTRY(vo, &private_server->voutput_list, link) {
1162                 if (vo && vo->voutput == voutput) {
1163                         voutput_info = vo;
1164                         break;
1165                 }
1166         }
1167         TDM_RETURN_VAL_IF_FAIL(voutput_info != NULL, TDM_ERROR_INVALID_PARAMETER);
1168         TDM_RETURN_VAL_IF_FAIL(voutput_info->attach_buffer != NULL, TDM_ERROR_OPERATION_FAILED);
1169         TDM_RETURN_VAL_IF_FAIL(voutput_info->committing == 0, TDM_ERROR_OPERATION_FAILED);
1170
1171         voutput_info->committing = 1;
1172
1173         wl_tdm_voutput_send_commit(voutput_info->resource);
1174
1175         return TDM_ERROR_NONE;
1176 }
1177
1178 void
1179 tdm_voutput_cb_resource_destroy(struct wl_resource *resource)
1180 {
1181         tdm_server_voutput_info *voutput_info = wl_resource_get_user_data(resource);
1182         tdm_server_voutput_buffer *vb = NULL;
1183         tdm_voutput *voutput;
1184         tdm_error ret = TDM_ERROR_NONE;
1185
1186         TDM_RETURN_IF_FAIL(voutput_info != NULL);
1187
1188         voutput = voutput_info->voutput;
1189
1190         if (voutput_info->request_commit)
1191                 tdm_output_unset_voutput_commit(voutput_info->voutput);
1192
1193         if (voutput) {
1194                 if (voutput_info->request_commit == 1) {
1195                         tdm_output_unset_voutput_commit(voutput_info->voutput);
1196                         voutput_info->request_commit = 0;
1197                         tdm_voutput_disconnect(voutput_info->voutput);
1198                 }
1199
1200                 ret = tdm_voutput_destroy(voutput);
1201                 if (ret != TDM_ERROR_NONE)
1202                         TDM_ERR("_tdm_voutput_cb_destroy fail");
1203         }
1204
1205         if (voutput_info->attach_buffer) {
1206                 tbm_surface_h buffer = voutput_info->attach_buffer->buffer;
1207                 tbm_surface_internal_unref(buffer);
1208                 voutput_info->committing = 0;
1209                 voutput_info->attach_buffer = NULL;
1210         }
1211
1212         LIST_FOR_EACH_ENTRY(vb, &voutput_info->buffer_list, link) {
1213                 if (vb->wl_buffer)
1214                         wl_resource_destroy(vb->wl_buffer);
1215         }
1216
1217         LIST_DEL(&voutput_info->link);
1218
1219         /* Do free your own resource */
1220         free(voutput_info);
1221 }
1222
1223 static void
1224 _tdm_server_cb_create_virtual_output(struct wl_client *client, struct wl_resource *resource, const char *name, uint32_t id)
1225 {
1226         struct wl_resource *voutput_resource = NULL;
1227         tdm_private_server *private_server = wl_resource_get_user_data(resource);
1228         tdm_server_voutput_info *voutput_info;
1229         tdm_voutput *voutput;
1230         tdm_output *output;
1231         tdm_error ret;
1232
1233         output = tdm_display_find_output(private_server->private_loop->dpy, name, NULL);
1234         if (output) {
1235                 TDM_ERR("There is '%s' output, cannot create.", name);
1236                 wl_resource_post_error(resource, WL_DISPLAY_ERROR_INVALID_OBJECT,
1237                                                            "There is '%s' output", name);
1238                 return;
1239         }
1240
1241         voutput = tdm_display_voutput_create(private_server->private_loop->dpy, name, &ret);
1242         if (!voutput) {
1243                 TDM_ERR("voutput creation fail(%s)(%d).", name, ret);
1244                 wl_resource_post_error(resource, WL_DISPLAY_ERROR_NO_MEMORY,
1245                                                            "%s output creation fail", name);
1246                 return;
1247         }
1248
1249         output = tdm_display_find_output(private_server->private_loop->dpy, name, NULL);
1250         if (!output) {
1251                 TDM_ERR("There is no '%s' output.", name);
1252                 wl_resource_post_error(resource, WL_DISPLAY_ERROR_INVALID_OBJECT,
1253                                                            "There is '%s' output", name);
1254                 return;
1255         }
1256
1257         voutput_resource =
1258                 wl_resource_create(client, &wl_tdm_voutput_interface,
1259                                                    wl_resource_get_version(resource), id);
1260         if (!voutput_resource) {
1261                 wl_resource_post_no_memory(resource);
1262                 TDM_ERR("wl_resource_create failed");
1263                 return;
1264         }
1265
1266         voutput_info = calloc(1, sizeof * voutput_info);
1267         if (!voutput_info) {
1268                 wl_resource_post_no_memory(resource);
1269                 wl_resource_destroy(voutput_resource);
1270                 TDM_ERR("alloc failed");
1271                 return;
1272         }
1273
1274         LIST_ADDTAIL(&voutput_info->link, &private_server->voutput_list);
1275         voutput_info->private_server = private_server;
1276         voutput_info->resource = voutput_resource;
1277         voutput_info->voutput = voutput;
1278         voutput_info->output = output;
1279         LIST_INITHEAD(&voutput_info->buffer_list);
1280
1281         wl_resource_set_implementation(voutput_resource,
1282                                                                    &tdm_voutput_implementation,
1283                                                                    voutput_info,
1284                                                                    tdm_voutput_cb_resource_destroy);
1285
1286         wl_tdm_voutput_send_ack_message(voutput_resource, WL_TDM_VOUTPUT_MESSAGE_ADDED);
1287 }
1288 /* LCOV_EXCL_STOP */
1289
1290 /* LCOV_EXCL_START */
1291 static void
1292 _tdm_server_cb_debug(struct wl_client *client, struct wl_resource *resource, const char *options)
1293 {
1294         tdm_private_server *private_server = wl_resource_get_user_data(resource);
1295         tdm_private_loop *private_loop = private_server->private_loop;
1296         char message[TDM_SERVER_REPLY_MSG_LEN];
1297         char *m;
1298         int len = sizeof(message), size;
1299         uid_t uid;
1300
1301         wl_client_get_credentials(client, NULL, &uid, NULL);
1302
1303         if (uid != 0) {
1304                 snprintf(message, len, "tdm-monitor: SHOULD be a superuser.\n");
1305                 TDM_ERR("%s", message);
1306         } else {
1307                 tdm_monitor_server_command(private_loop->dpy, options, message, &len);
1308         }
1309
1310         size = sizeof(message) - len;
1311         m = message;
1312
1313         wl_client_flush(client);
1314
1315         while (size > 0) {
1316                 char buffer[TDM_DEBUG_REPLY_MSG_LEN];
1317                 int copylen = TDM_MIN(size, sizeof(buffer) - 1);
1318
1319         memcpy(buffer, m, sizeof(buffer));
1320                 buffer[sizeof(buffer) - 1] = '\0';
1321
1322                 m += copylen;
1323                 size -= copylen;
1324
1325                 buffer[copylen] = '\0';
1326
1327                 wl_tdm_send_debug_message(resource, buffer);
1328         }
1329
1330         wl_tdm_send_debug_done(resource);
1331 }
1332 /* LCOV_EXCL_STOP */
1333
1334 static const struct wl_tdm_interface tdm_implementation = {
1335         _tdm_server_cb_debug,
1336         _tdm_server_cb_create_output,
1337         _tdm_server_cb_create_virtual_output
1338 };
1339
1340 static void
1341 destroy_client(struct wl_resource *resource)
1342 {
1343         tdm_server_client_info *c = NULL, *cc = NULL;
1344         struct wl_client *client;
1345
1346         client = wl_resource_get_client(resource);
1347         TDM_RETURN_IF_FAIL(client != NULL);
1348
1349         LIST_FOR_EACH_ENTRY_SAFE(c, cc, &client_list, link) {
1350                 if (c->resource == resource) {
1351                         LIST_DEL(&c->link);
1352                         free(c);
1353                         return;
1354                 }
1355         }
1356 }
1357
1358 static void
1359 _tdm_server_bind(struct wl_client *client, void *data,
1360                                  uint32_t version, uint32_t id)
1361 {
1362         struct wl_resource *resource;
1363         tdm_server_client_info *cinfo;
1364
1365         resource = wl_resource_create(client, &wl_tdm_interface, version, id);
1366         if (!resource) {
1367                 /* LCOV_EXCL_START */
1368
1369                 wl_client_post_no_memory(client);
1370                 return;
1371
1372                 /* LCOV_EXCL_STOP */
1373         }
1374
1375         cinfo = calloc(1, sizeof(tdm_server_client_info));
1376         if (!cinfo) {
1377                 /* LCOV_EXCL_START */
1378
1379                 wl_client_post_no_memory(client);
1380                 wl_resource_destroy(resource);
1381                 return;
1382
1383                 /* LCOV_EXCL_STOP */
1384         }
1385
1386         cinfo->resource = resource;
1387
1388         LIST_ADDTAIL(&cinfo->link, &client_list);
1389         wl_client_get_credentials(client, &cinfo->pid, NULL, NULL);
1390         _tdm_server_get_process_name(cinfo->pid, cinfo->name, TDM_NAME_LEN);
1391
1392         wl_resource_set_implementation(resource, &tdm_implementation, data, destroy_client);
1393 }
1394
1395 INTERN tdm_error
1396 tdm_server_init(tdm_private_loop *private_loop)
1397 {
1398         tdm_private_server *private_server;
1399
1400         TDM_RETURN_VAL_IF_FAIL(private_loop, TDM_ERROR_OPERATION_FAILED);
1401         TDM_RETURN_VAL_IF_FAIL(private_loop->wl_display, TDM_ERROR_OPERATION_FAILED);
1402
1403         if (private_loop->private_server)
1404                 return TDM_ERROR_NONE;
1405
1406         if (wl_display_add_socket(private_loop->wl_display, "tdm-socket")) {
1407                 /* LCOV_EXCL_START */
1408
1409                 TDM_ERR("createing a tdm-socket failed");
1410                 return TDM_ERROR_OPERATION_FAILED;
1411
1412                 /* LCOV_EXCL_STOP */
1413         }
1414
1415         private_server = calloc(1, sizeof * private_server);
1416         if (!private_server) {
1417                 TDM_ERR("alloc failed");
1418                 return TDM_ERROR_OUT_OF_MEMORY;
1419         }
1420
1421         LIST_INITHEAD(&private_server->output_list);
1422         LIST_INITHEAD(&private_server->voutput_list);
1423         LIST_INITHEAD(&private_server->wait_list);
1424
1425         if (!wl_global_create(private_loop->wl_display, &wl_tdm_interface, 1,
1426                                                   private_server, _tdm_server_bind)) {
1427                 /* LCOV_EXCL_START */
1428
1429                 TDM_ERR("creating a global resource failed");
1430                 free(private_server);
1431                 return TDM_ERROR_OUT_OF_MEMORY;
1432
1433                 /* LCOV_EXCL_STOP */
1434         }
1435
1436         private_server->private_loop = private_loop;
1437         private_loop->private_server = private_server;
1438         keep_private_server = private_server;
1439
1440         LIST_INITHEAD(&client_list);
1441
1442         return TDM_ERROR_NONE;
1443 }
1444
1445 INTERN void
1446 tdm_server_deinit(tdm_private_loop *private_loop)
1447 {
1448         tdm_server_output_info *o = NULL, *oo = NULL;
1449         tdm_server_voutput_info *vo = NULL, *voo = NULL;
1450         tdm_server_wait_info *w = NULL, *ww = NULL;
1451         tdm_server_client_info *c = NULL, *cc = NULL;
1452         tdm_private_server *private_server;
1453
1454         if (!private_loop->private_server)
1455                 return;
1456
1457         private_server = private_loop->private_server;
1458
1459         LIST_FOR_EACH_ENTRY_SAFE(w, ww, &private_server->wait_list, link) {
1460                 destroy_wait(w);
1461         }
1462
1463         LIST_FOR_EACH_ENTRY_SAFE(o, oo, &private_server->output_list, link) {
1464                 wl_resource_destroy(o->resource);
1465         }
1466
1467         LIST_FOR_EACH_ENTRY_SAFE(vo, voo, &private_server->voutput_list, link) {
1468                 wl_resource_destroy(vo->resource);
1469         }
1470
1471         LIST_FOR_EACH_ENTRY_SAFE(c, cc, &client_list, link) {
1472                 wl_resource_destroy(c->resource);
1473         }
1474
1475         free(private_server);
1476         private_loop->private_server = NULL;
1477         keep_private_server = NULL;
1478 }
1479
1480 /* LCOV_EXCL_START */
1481 INTERN const char*
1482 tdm_server_get_client_name(pid_t pid)
1483 {
1484         tdm_server_client_info *c = NULL;
1485
1486         LIST_FOR_EACH_ENTRY(c, &client_list, link) {
1487                 if (c->pid == pid)
1488                         return (const char*)c->name;
1489         }
1490
1491         return NULL;
1492 }
1493 /* LCOV_EXCL_STOP */
1494
1495 /* LCOV_EXCL_START */
1496 INTERN tdm_error
1497 tdm_server_enable_ttrace_client_vblank(tdm_display *dpy, tdm_output *output, int enable)
1498 {
1499         tdm_private_server *private_server = keep_private_server;
1500         tdm_server_output_info *output_info = NULL;
1501
1502         if (!keep_private_server)
1503                 return TDM_ERROR_NONE;
1504
1505         LIST_FOR_EACH_ENTRY(output_info, &private_server->output_list, link) {
1506                 tdm_server_vblank_info *vblank_info = NULL;
1507
1508                 if (output && output_info->output != output)
1509                         continue;
1510
1511                 LIST_FOR_EACH_ENTRY(vblank_info, &output_info->vblank_list, link) {
1512                         wl_tdm_vblank_send_ttrace(vblank_info->resource, enable);
1513                 }
1514         }
1515
1516         return TDM_ERROR_NONE;
1517 }
1518 /* LCOV_EXCL_STOP */