src/tdm_pp.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 <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 #ifdef HAVE_CONFIG_H
  37 #include "config.h"
  38 #endif
  39
  40 #include "tdm.h"
  41 #include "tdm_backend.h"
  42 #include "tdm_private.h"
  43
  44 #define PP_FUNC_ENTRY() \
  45         tdm_func_pp *func_pp; \
  46         tdm_private_display *private_display; \
  47         tdm_private_pp *private_pp; \
  48         tdm_error ret = TDM_ERROR_NONE; \
  49         TDM_RETURN_VAL_IF_FAIL(pp != NULL, TDM_ERROR_INVALID_PARAMETER); \
  50         private_pp = (tdm_private_pp*)pp; \
  51         private_display = private_pp->private_display; \
  52         func_pp = &private_display->func_pp
  53
  54 static tdm_error
  55 _tdm_pp_check_if_exist(tdm_private_pp *private_pp,
  56                                            tbm_surface_h src, tbm_surface_h dst)
  57 {
  58         tdm_buffer_info *buf_info = NULL;
  59
  60         LIST_FOR_EACH_ENTRY(buf_info, &private_pp->src_buffer_list, link) {
  61                 if (buf_info->buffer == src) {
  62                         TDM_ERR("%p attached twice", src);
  63                         return TDM_ERROR_BAD_REQUEST;
  64                 }
  65         }
  66
  67         LIST_FOR_EACH_ENTRY(buf_info, &private_pp->src_pending_buffer_list, link) {
  68                 if (buf_info->buffer == src) {
  69                         TDM_ERR("%p attached twice", src);
  70                         return TDM_ERROR_BAD_REQUEST;
  71                 }
  72         }
  73
  74         LIST_FOR_EACH_ENTRY(buf_info, &private_pp->dst_buffer_list, link) {
  75                 if (buf_info->buffer == dst) {
  76                         TDM_ERR("%p attached twice", dst);
  77                         return TDM_ERROR_BAD_REQUEST;
  78                 }
  79         }
  80
  81         LIST_FOR_EACH_ENTRY(buf_info, &private_pp->dst_pending_buffer_list, link) {
  82                 if (buf_info->buffer == dst) {
  83                         TDM_ERR("%p attached twice", dst);
  84                         return TDM_ERROR_BAD_REQUEST;
  85                 }
  86         }
  87
  88         return TDM_ERROR_NONE;
  89 }
  90
  91 INTERN void
  92 tdm_pp_cb_done(tdm_pp *pp_backend, tbm_surface_h src, tbm_surface_h dst,
  93                            void *user_data)
  94 {
  95         tdm_private_pp *private_pp = user_data;
  96         tdm_private_display *private_display = private_pp->private_display;
  97         tdm_buffer_info *buf_info;
  98         tbm_surface_h first_entry;
  99
 100         TDM_RETURN_IF_FAIL(TDM_MUTEX_IS_LOCKED());
 101
 102         if (private_pp->owner_tid != syscall(SYS_gettid)) {
 103                 tdm_thread_cb_pp_done pp_done;
 104                 tdm_error ret;
 105
 106                 pp_done.base.type = TDM_THREAD_CB_PP_DONE;
 107                 pp_done.base.length = sizeof pp_done;
 108                 pp_done.pp_stamp = private_pp->stamp;
 109                 pp_done.src = src;
 110                 pp_done.dst = dst;
 111                 pp_done.user_data = user_data;
 112
 113                 ret = tdm_thread_send_cb(private_display->private_loop, &pp_done.base);
 114                 TDM_WARNING_IF_FAIL(ret == TDM_ERROR_NONE);
 115
 116                 return;
 117         }
 118
 119         if (private_pp->owner_tid != syscall(SYS_gettid))
 120                 TDM_NEVER_GET_HERE();
 121
 122         if (tdm_debug_buffer)
 123                 TDM_INFO("pp(%p) done: src(%p) dst(%p)", private_pp, src, dst);
 124
 125         first_entry = tdm_buffer_list_get_first_entry(&private_pp->src_buffer_list);
 126         if (first_entry != src)
 127                 TDM_ERR("src(%p) is skipped", first_entry);
 128
 129         first_entry = tdm_buffer_list_get_first_entry(&private_pp->dst_buffer_list);
 130         if (first_entry != dst)
 131                 TDM_ERR("dst(%p) is skipped", first_entry);
 132
 133         if ((buf_info = tdm_buffer_get_info(src)))
 134                 LIST_DEL(&buf_info->link);
 135
 136         if ((buf_info = tdm_buffer_get_info(dst)))
 137                 LIST_DEL(&buf_info->link);
 138
 139         _pthread_mutex_unlock(&private_display->lock);
 140         tdm_buffer_unref_backend(src);
 141         tdm_buffer_unref_backend(dst);
 142         _pthread_mutex_lock(&private_display->lock);
 143 }
 144
 145 INTERN tdm_private_pp *
 146 tdm_pp_find_stamp(tdm_private_display *private_display, unsigned long stamp)
 147 {
 148         tdm_private_pp *private_pp = NULL;
 149
 150         TDM_RETURN_VAL_IF_FAIL(TDM_MUTEX_IS_LOCKED(), NULL);
 151
 152         LIST_FOR_EACH_ENTRY(private_pp, &private_display->pp_list, link) {
 153                 if (private_pp->stamp == stamp)
 154                         return private_pp;
 155         }
 156
 157         return NULL;
 158 }
 159
 160 INTERN tdm_private_pp *
 161 tdm_pp_create_internal(tdm_private_display *private_display, tdm_error *error)
 162 {
 163         tdm_func_display *func_display;
 164         tdm_func_pp *func_pp;
 165         tdm_private_pp *private_pp = NULL;
 166         tdm_pp *pp_backend = NULL;
 167         tdm_error ret = TDM_ERROR_NONE;
 168
 169         TDM_RETURN_VAL_IF_FAIL(TDM_MUTEX_IS_LOCKED(), NULL);
 170
 171         func_display = &private_display->func_display;
 172         func_pp = &private_display->func_pp;
 173
 174         if (!(private_display->capabilities & TDM_DISPLAY_CAPABILITY_PP)) {
 175                 TDM_ERR("no pp capability");
 176                 if (error)
 177                         *error = TDM_ERROR_NO_CAPABILITY;
 178                 return NULL;
 179         }
 180
 181         pp_backend = func_display->display_create_pp(private_display->bdata, &ret);
 182         if (ret != TDM_ERROR_NONE) {
 183                 if (error)
 184                         *error = ret;
 185                 return NULL;
 186         }
 187
 188         private_pp = calloc(1, sizeof(tdm_private_pp));
 189         if (!private_pp) {
 190                 TDM_ERR("failed: alloc memory");
 191                 func_pp->pp_destroy(pp_backend);
 192                 if (error)
 193                         *error = TDM_ERROR_OUT_OF_MEMORY;
 194                 return NULL;
 195         }
 196
 197         ret = func_pp->pp_set_done_handler(pp_backend, tdm_pp_cb_done, private_pp);
 198         if (ret != TDM_ERROR_NONE) {
 199                 TDM_ERR("spp(%p) et pp_done_handler failed", private_pp);
 200                 func_pp->pp_destroy(pp_backend);
 201                 if (error)
 202                         *error = ret;
 203                 return NULL;
 204         }
 205
 206         private_pp->stamp = tdm_helper_get_time_in_millis();
 207         while (tdm_pp_find_stamp(private_display, private_pp->stamp))
 208                 private_pp->stamp++;
 209
 210         LIST_ADD(&private_pp->link, &private_display->pp_list);
 211         private_pp->private_display = private_display;
 212         private_pp->pp_backend = pp_backend;
 213         private_pp->owner_tid = syscall(SYS_gettid);
 214
 215         LIST_INITHEAD(&private_pp->src_pending_buffer_list);
 216         LIST_INITHEAD(&private_pp->dst_pending_buffer_list);
 217         LIST_INITHEAD(&private_pp->src_buffer_list);
 218         LIST_INITHEAD(&private_pp->dst_buffer_list);
 219
 220         if (error)
 221                 *error = TDM_ERROR_NONE;
 222
 223         return private_pp;
 224 }
 225
 226 INTERN void
 227 tdm_pp_destroy_internal(tdm_private_pp *private_pp)
 228 {
 229         tdm_private_display *private_display;
 230         tdm_func_pp *func_pp;
 231         tdm_buffer_info *b = NULL, *bb = NULL;
 232
 233         TDM_RETURN_IF_FAIL(TDM_MUTEX_IS_LOCKED());
 234
 235         if (!private_pp)
 236                 return;
 237
 238         private_display = private_pp->private_display;
 239         func_pp = &private_display->func_pp;
 240
 241         LIST_DEL(&private_pp->link);
 242
 243         func_pp->pp_destroy(private_pp->pp_backend);
 244
 245         if (!LIST_IS_EMPTY(&private_pp->src_pending_buffer_list)) {
 246                 TDM_WRN("pp(%p) not finished:", private_pp);
 247                 tdm_buffer_list_dump(&private_pp->src_pending_buffer_list);
 248
 249                 LIST_FOR_EACH_ENTRY_SAFE(b, bb, &private_pp->src_pending_buffer_list, link) {
 250                         LIST_DEL(&b->link);
 251                         _pthread_mutex_unlock(&private_display->lock);
 252                         tdm_buffer_unref_backend(b->buffer);
 253                         _pthread_mutex_lock(&private_display->lock);
 254                 }
 255         }
 256
 257         if (!LIST_IS_EMPTY(&private_pp->dst_pending_buffer_list)) {
 258                 TDM_WRN("pp(%p) not finished:", private_pp);
 259                 tdm_buffer_list_dump(&private_pp->dst_pending_buffer_list);
 260
 261                 LIST_FOR_EACH_ENTRY_SAFE(b, bb, &private_pp->dst_pending_buffer_list, link) {
 262                         LIST_DEL(&b->link);
 263                         _pthread_mutex_unlock(&private_display->lock);
 264                         tdm_buffer_unref_backend(b->buffer);
 265                         _pthread_mutex_lock(&private_display->lock);
 266                 }
 267         }
 268
 269         if (!LIST_IS_EMPTY(&private_pp->src_buffer_list)) {
 270                 TDM_WRN("pp(%p) not finished:", private_pp);
 271                 tdm_buffer_list_dump(&private_pp->src_buffer_list);
 272
 273                 LIST_FOR_EACH_ENTRY_SAFE(b, bb, &private_pp->src_buffer_list, link) {
 274                         LIST_DEL(&b->link);
 275                         _pthread_mutex_unlock(&private_display->lock);
 276                         tdm_buffer_unref_backend(b->buffer);
 277                         _pthread_mutex_lock(&private_display->lock);
 278                 }
 279         }
 280
 281         if (!LIST_IS_EMPTY(&private_pp->dst_buffer_list)) {
 282                 TDM_WRN("pp(%p) not finished:", private_pp);
 283                 tdm_buffer_list_dump(&private_pp->dst_buffer_list);
 284
 285                 LIST_FOR_EACH_ENTRY_SAFE(b, bb, &private_pp->dst_buffer_list, link) {
 286                         LIST_DEL(&b->link);
 287                         _pthread_mutex_unlock(&private_display->lock);
 288                         tdm_buffer_unref_backend(b->buffer);
 289                         _pthread_mutex_lock(&private_display->lock);
 290                 }
 291         }
 292
 293         private_pp->stamp = 0;
 294         free(private_pp);
 295 }
 296
 297 EXTERN void
 298 tdm_pp_destroy(tdm_pp *pp)
 299 {
 300         tdm_private_pp *private_pp = pp;
 301         tdm_private_display *private_display;
 302
 303         if (!private_pp)
 304                 return;
 305
 306         private_display = private_pp->private_display;
 307
 308         _pthread_mutex_lock(&private_display->lock);
 309         tdm_pp_destroy_internal(private_pp);
 310         _pthread_mutex_unlock(&private_display->lock);
 311 }
 312
 313 EXTERN tdm_error
 314 tdm_pp_set_info(tdm_pp *pp, tdm_info_pp *info)
 315 {
 316         PP_FUNC_ENTRY();
 317
 318         TDM_RETURN_VAL_IF_FAIL(info != NULL, TDM_ERROR_INVALID_PARAMETER);
 319
 320         _pthread_mutex_lock(&private_display->lock);
 321
 322         if (!func_pp->pp_set_info) {
 323                 _pthread_mutex_unlock(&private_display->lock);
 324                 TDM_DBG("failed: not implemented!!");
 325                 return TDM_ERROR_NOT_IMPLEMENTED;
 326         }
 327
 328         TDM_INFO("pp(%p) info: src(%dx%d %d,%d %dx%d %c%c%c%c) dst(%dx%d %d,%d %dx%d %c%c%c%c) trans(%d) sync(%d) flags(%x)",
 329                          private_pp, info->src_config.size.h, info->src_config.size.v,
 330                          info->src_config.pos.x, info->src_config.pos.y,
 331                          info->src_config.pos.w, info->src_config.pos.h,
 332                          FOURCC_STR(info->src_config.format),
 333                          info->dst_config.size.h, info->dst_config.size.v,
 334                          info->dst_config.pos.x, info->dst_config.pos.y,
 335                          info->dst_config.pos.w, info->dst_config.pos.h,
 336                          FOURCC_STR(info->dst_config.format),
 337                          info->transform, info->sync, info->flags);
 338
 339         ret = func_pp->pp_set_info(private_pp->pp_backend, info);
 340         TDM_WARNING_IF_FAIL(ret == TDM_ERROR_NONE);
 341
 342         _pthread_mutex_unlock(&private_display->lock);
 343
 344         return ret;
 345 }
 346
 347 EXTERN tdm_error
 348 tdm_pp_attach(tdm_pp *pp, tbm_surface_h src, tbm_surface_h dst)
 349 {
 350         PP_FUNC_ENTRY();
 351
 352         TDM_RETURN_VAL_IF_FAIL(src != NULL, TDM_ERROR_INVALID_PARAMETER);
 353         TDM_RETURN_VAL_IF_FAIL(dst != NULL, TDM_ERROR_INVALID_PARAMETER);
 354
 355         _pthread_mutex_lock(&private_display->lock);
 356
 357         if (!func_pp->pp_attach) {
 358                 _pthread_mutex_unlock(&private_display->lock);
 359                 TDM_DBG("failed: not implemented!!");
 360                 return TDM_ERROR_NOT_IMPLEMENTED;
 361         }
 362
 363         if (tdm_display_check_module_abi(private_display, 1, 2) &&
 364                 private_display->caps_pp.max_attach_count > 0) {
 365                 int length = LIST_LENGTH(&private_pp->src_pending_buffer_list) +
 366                                          LIST_LENGTH(&private_pp->src_buffer_list);
 367                 if (length >= private_display->caps_pp.max_attach_count) {
 368                         _pthread_mutex_unlock(&private_display->lock);
 369                         TDM_DBG("failed: too many attached!! max_attach_count(%d)",
 370                                         private_display->caps_pp.max_attach_count);
 371                         return TDM_ERROR_BAD_REQUEST;
 372                 }
 373         }
 374
 375         ret = _tdm_pp_check_if_exist(private_pp, src, dst);
 376         if (ret != TDM_ERROR_NONE) {
 377                 _pthread_mutex_unlock(&private_display->lock);
 378                 return ret;
 379         }
 380
 381         ret = func_pp->pp_attach(private_pp->pp_backend, src, dst);
 382         TDM_WARNING_IF_FAIL(ret == TDM_ERROR_NONE);
 383
 384         if (ret == TDM_ERROR_NONE) {
 385                 tdm_buffer_info *buf_info;
 386
 387                 if ((buf_info = tdm_buffer_get_info(src)))
 388                         LIST_ADDTAIL(&buf_info->link, &private_pp->src_pending_buffer_list);
 389
 390                 if ((buf_info = tdm_buffer_get_info(dst)))
 391                         LIST_ADDTAIL(&buf_info->link, &private_pp->dst_pending_buffer_list);
 392
 393                 if (tdm_debug_buffer) {
 394                         TDM_INFO("pp(%p) attached:", private_pp);
 395                         tdm_buffer_list_dump(&private_pp->src_pending_buffer_list);
 396                         tdm_buffer_list_dump(&private_pp->dst_pending_buffer_list);
 397                 }
 398         }
 399
 400         _pthread_mutex_unlock(&private_display->lock);
 401
 402         return ret;
 403 }
 404
 405 EXTERN tdm_error
 406 tdm_pp_commit(tdm_pp *pp)
 407 {
 408         tdm_buffer_info *b = NULL, *bb = NULL;
 409
 410         PP_FUNC_ENTRY();
 411
 412         _pthread_mutex_lock(&private_display->lock);
 413
 414         if (!func_pp->pp_commit) {
 415                 _pthread_mutex_unlock(&private_display->lock);
 416                 TDM_DBG("failed: not implemented!!");
 417                 return TDM_ERROR_NOT_IMPLEMENTED;
 418         }
 419
 420         ret = func_pp->pp_commit(private_pp->pp_backend);
 421         TDM_WARNING_IF_FAIL(ret == TDM_ERROR_NONE);
 422
 423         if (ret == TDM_ERROR_NONE) {
 424                 LIST_FOR_EACH_ENTRY_SAFE(b, bb, &private_pp->src_pending_buffer_list, link) {
 425                         LIST_DEL(&b->link);
 426                         tdm_buffer_ref_backend(b->buffer);
 427                         LIST_ADDTAIL(&b->link, &private_pp->src_buffer_list);
 428                 }
 429
 430                 LIST_FOR_EACH_ENTRY_SAFE(b, bb, &private_pp->dst_pending_buffer_list, link) {
 431                         LIST_DEL(&b->link);
 432                         tdm_buffer_ref_backend(b->buffer);
 433                         LIST_ADDTAIL(&b->link, &private_pp->dst_buffer_list);
 434                 }
 435         } else {
 436                 LIST_FOR_EACH_ENTRY_SAFE(b, bb, &private_pp->src_pending_buffer_list, link)
 437                         LIST_DEL(&b->link);
 438                 LIST_FOR_EACH_ENTRY_SAFE(b, bb, &private_pp->dst_pending_buffer_list, link)
 439                         LIST_DEL(&b->link);
 440         }
 441
 442         _pthread_mutex_unlock(&private_display->lock);
 443
 444         return ret;
 445 }