902543e0767843241a51766b204486926be34a90
[platform/core/uifw/libtdm.git] / src / tdm_output.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 #include "tdm_private.h"
41
42 #define COUNT_MAX   10
43
44 #define OUTPUT_FUNC_ENTRY() \
45         tdm_private_display *private_display; \
46         tdm_private_output *private_output; \
47         tdm_error ret = TDM_ERROR_NONE; /* default TDM_ERROR_NONE */\
48         TDM_RETURN_VAL_IF_FAIL(output != NULL, TDM_ERROR_INVALID_PARAMETER); \
49         private_output = (tdm_private_output*)output; \
50         private_display = private_output->private_display
51
52 #define OUTPUT_FUNC_ENTRY_ERROR() \
53         tdm_private_display *private_display; \
54         tdm_private_output *private_output; \
55         tdm_error ret = TDM_ERROR_NONE; /* default TDM_ERROR_NONE */\
56         TDM_RETURN_VAL_IF_FAIL_WITH_ERROR(output != NULL, TDM_ERROR_INVALID_PARAMETER, NULL); \
57         private_output = (tdm_private_output*)output; \
58         private_display = private_output->private_display
59
60 #define OUTPUT_FUNC_ENTRY_VOID() \
61         tdm_private_display *private_display; \
62         tdm_private_output *private_output; \
63         TDM_RETURN_IF_FAIL(tdm_output_is_valid(output)); \
64         private_output = (tdm_private_output*)output; \
65         private_display = private_output->private_display
66
67 static void
68 _tdm_output_vblank_timeout_update(tdm_private_output *private_output, int ms_delay);
69
70 static tdm_error
71 _tdm_output_vblank_timeout_cb(void *user_data)
72 {
73         tdm_private_output *private_output = user_data;
74         tdm_private_output_vblank_handler *v = NULL;
75
76         TDM_RETURN_VAL_IF_FAIL(private_output != NULL, TDM_ERROR_OPERATION_FAILED);
77
78         private_output->vblank_timeout_timer_expired++;
79
80         TDM_ERR("TDM output(%d) vblank TIMEOUT!! (%d time%s)",
81                         private_output->pipe,
82                         private_output->vblank_timeout_timer_expired,
83                         (private_output->vblank_timeout_timer_expired > 1) ? "s" : "");
84
85         LIST_FOR_EACH_ENTRY(v, &private_output->vblank_handler_list, link) {
86                 TDM_ERR("vblank_handler(%p) interval(%d) sync(%d) sent_to_frontend(%u) owner_tid(%d)",
87                                 v, v->interval, v->sync, v->sent_to_frontend, v->owner_tid);
88         }
89
90         return TDM_ERROR_NONE;
91 }
92
93 INTERN void
94 tdm_output_vblank_print_wait_information(tdm_private_output *private_output, void *user_data)
95 {
96         tdm_private_output_vblank_handler *v = NULL;
97
98         TDM_RETURN_IF_FAIL(private_output != NULL);
99         TDM_RETURN_IF_FAIL(user_data != NULL);
100
101         TDM_ERR("TDM output(%d) vblank user_data(%p) info!!", private_output->pipe, user_data);
102
103         LIST_FOR_EACH_ENTRY(v, &private_output->vblank_handler_list, link) {
104                 if (v->user_data != user_data)
105                         continue;
106                 TDM_ERR("vblank_handler(%p) interval(%d) sync(%d) sent_to_frontend(%u) owner_tid(%d)",
107                                 v, v->interval, v->sync, v->sent_to_frontend, v->owner_tid);
108         }
109 }
110
111 static void
112 _tdm_output_vblank_timeout_update(tdm_private_output *private_output, int ms_delay)
113 {
114         tdm_error ret;
115
116         if (!private_output->vblank_timeout_timer) {
117                 private_output->vblank_timeout_timer =
118                         tdm_event_loop_add_timer_handler(private_output->private_display,
119                                                                                          _tdm_output_vblank_timeout_cb,
120                                                                                          private_output,
121                                                                                          &ret);
122                 if (!private_output->vblank_timeout_timer) {
123                         TDM_ERR("output(%d) couldn't add timer", private_output->pipe);
124                         return;
125                 }
126                 TDM_INFO("output(%d) create vblank timeout timer", private_output->pipe);
127                 private_output->vblank_timeout_timer_expired = 0;
128         }
129
130         ret = tdm_event_loop_source_timer_update(private_output->vblank_timeout_timer, ms_delay);
131         if (ret != TDM_ERROR_NONE) {
132                 TDM_ERR("output(%d) couldn't update timer", private_output->pipe);
133                 return;
134         }
135 }
136
137 INTERN tdm_error
138 tdm_output_init(tdm_private_display *private_display)
139 {
140         tdm_thread_cb_set_find_func(TDM_THREAD_CB_OUTPUT_DESTROY, tdm_display_find_output_stamp);
141         tdm_thread_cb_set_find_func(TDM_THREAD_CB_OUTPUT_COMMIT, tdm_display_find_output_stamp);
142         tdm_thread_cb_set_find_func(TDM_THREAD_CB_OUTPUT_VBLANK, tdm_display_find_output_stamp);
143         tdm_thread_cb_set_find_func(TDM_THREAD_CB_OUTPUT_STATUS, tdm_display_find_output_stamp);
144         tdm_thread_cb_set_find_func(TDM_THREAD_CB_OUTPUT_DPMS, tdm_display_find_output_stamp);
145
146         return TDM_ERROR_NONE;
147 }
148
149 INTERN tdm_error
150 tdm_output_call_thread_cb_destroy(tdm_private_output *private_output)
151 {
152         tdm_thread_cb_output_destroy output_destroy;
153         tdm_error ret;
154
155         memset(&output_destroy, 0, sizeof output_destroy);
156         output_destroy.base.type = TDM_THREAD_CB_OUTPUT_DESTROY;
157         output_destroy.base.length = sizeof output_destroy;
158         output_destroy.base.object_stamp = private_output->stamp;
159         output_destroy.base.data = NULL;
160         output_destroy.base.sync = 1;
161
162         ret = tdm_thread_cb_call(private_output, &output_destroy.base, 1);
163         TDM_WARNING_IF_FAIL(ret == TDM_ERROR_NONE);
164
165         return TDM_ERROR_NONE;
166 }
167
168 INTERN void
169 tdm_output_thread_cb_destroy(tdm_private_display *private_display, void *object, tdm_thread_cb_base *cb_base, void *user_data)
170 {
171         tdm_private_output *private_output = object;
172         tdm_private_output_destroy_handler *destroy_handler = user_data;
173
174         TDM_RETURN_IF_FAIL(TDM_MUTEX_IS_LOCKED());
175
176         assert(destroy_handler->owner_tid == syscall(SYS_gettid));
177
178         _pthread_mutex_unlock(&private_display->lock);
179         destroy_handler->func(private_output, destroy_handler->user_data);
180         _pthread_mutex_lock(&private_display->lock);
181 }
182
183 EXTERN tdm_error
184 tdm_output_add_destroy_handler(tdm_output *output,
185                                                            tdm_output_destroy_handler func,
186                                                            void *user_data)
187 {
188         tdm_private_output_destroy_handler *destroy_handler = NULL;
189         OUTPUT_FUNC_ENTRY();
190
191         TDM_RETURN_VAL_IF_FAIL(func != NULL, TDM_ERROR_INVALID_PARAMETER);
192
193         _pthread_mutex_lock(&private_display->lock);
194
195         LIST_FOR_EACH_ENTRY(destroy_handler, &private_output->destroy_handler_list, link) {
196                 if (destroy_handler->func == func && destroy_handler->user_data == user_data) {
197                         TDM_ERR("can't add twice");
198                         _pthread_mutex_unlock(&private_display->lock);
199                         return TDM_ERROR_BAD_REQUEST;
200                 }
201         }
202
203         destroy_handler = calloc(1, sizeof(tdm_private_output_destroy_handler));
204         if (!destroy_handler) {
205                 TDM_ERR("failed: alloc memory");
206                 _pthread_mutex_unlock(&private_display->lock);
207                 return TDM_ERROR_OUT_OF_MEMORY;
208         }
209
210         ret = tdm_thread_cb_add(private_output, TDM_THREAD_CB_OUTPUT_DESTROY, NULL, tdm_output_thread_cb_destroy, destroy_handler);
211         if (ret != TDM_ERROR_NONE) {
212                 TDM_ERR("tdm_thread_cb_add failed");
213                 free(destroy_handler);
214                 _pthread_mutex_unlock(&private_display->lock);
215                 return TDM_ERROR_OPERATION_FAILED;
216         }
217
218         destroy_handler->private_output = private_output;
219         destroy_handler->func = func;
220         destroy_handler->user_data = user_data;
221         destroy_handler->owner_tid = syscall(SYS_gettid);
222
223         LIST_ADDTAIL(&destroy_handler->link, &private_output->destroy_handler_list);
224
225         _pthread_mutex_unlock(&private_display->lock);
226
227         return ret;
228 }
229
230
231 EXTERN void
232 tdm_output_remove_destroy_handler(tdm_output *output,
233                                                                   tdm_output_destroy_handler func,
234                                                                   void *user_data)
235 {
236         tdm_private_display *private_display;
237         tdm_private_output *private_output;
238         tdm_private_output_destroy_handler *destroy_handler = NULL, *hh = NULL;
239
240         TDM_RETURN_IF_FAIL(output != NULL);
241         TDM_RETURN_IF_FAIL(func != NULL);
242
243         private_output = (tdm_private_output*)output;
244         private_display = private_output->private_display;
245
246         _pthread_mutex_lock(&private_display->lock);
247
248         LIST_FOR_EACH_ENTRY_SAFE(destroy_handler, hh, &private_output->destroy_handler_list, link) {
249                 if (destroy_handler->func != func || destroy_handler->user_data != user_data)
250                         continue;
251
252                 tdm_thread_cb_remove(private_output, TDM_THREAD_CB_OUTPUT_DESTROY, NULL, tdm_output_thread_cb_destroy, destroy_handler);
253
254                 LIST_DEL(&destroy_handler->link);
255                 free(destroy_handler);
256
257                 _pthread_mutex_unlock(&private_display->lock);
258
259                 return;
260         }
261
262         _pthread_mutex_unlock(&private_display->lock);
263 }
264
265 EXTERN tdm_module *
266 tdm_output_get_backend_module(tdm_output *output, tdm_error *error)
267 {
268         tdm_private_module *private_module;
269
270         OUTPUT_FUNC_ENTRY_ERROR();
271
272         _pthread_mutex_lock(&private_display->lock);
273
274         private_module = private_output->private_module;
275
276         if (error)
277                 *error = TDM_ERROR_NONE;
278
279         _pthread_mutex_unlock(&private_display->lock);
280
281         return private_module;
282 }
283
284 EXTERN tdm_error
285 tdm_output_get_model_info(tdm_output *output, const char **maker,
286                                                   const char **model, const char **name)
287 {
288         OUTPUT_FUNC_ENTRY();
289
290         _pthread_mutex_lock(&private_display->lock);
291
292         if (maker)
293                 *maker = private_output->caps.maker;
294         if (model)
295                 *model = private_output->caps.model;
296         if (name)
297                 *name = private_output->caps.name;
298
299         _pthread_mutex_unlock(&private_display->lock);
300
301         return ret;
302 }
303
304 EXTERN tdm_error
305 tdm_output_get_capabilities(tdm_output *output, tdm_output_capability *capabilities)
306 {
307         OUTPUT_FUNC_ENTRY();
308
309         TDM_RETURN_VAL_IF_FAIL(capabilities != NULL, TDM_ERROR_INVALID_PARAMETER);
310
311         _pthread_mutex_lock(&private_display->lock);
312
313         *capabilities = private_output->caps.capabilities;
314
315         _pthread_mutex_unlock(&private_display->lock);
316
317         return ret;
318 }
319
320 EXTERN tdm_error
321 tdm_output_get_conn_status(tdm_output *output, tdm_output_conn_status *status)
322 {
323         OUTPUT_FUNC_ENTRY();
324
325         TDM_RETURN_VAL_IF_FAIL(status != NULL, TDM_ERROR_INVALID_PARAMETER);
326
327         _pthread_mutex_lock(&private_display->lock);
328
329         *status = private_output->caps.status;
330
331         _pthread_mutex_unlock(&private_display->lock);
332
333         return ret;
334 }
335
336 INTERN void
337 tdm_output_thread_cb_change(tdm_private_display *private_display, void *object, tdm_thread_cb_base *cb_base, void *user_data)
338 {
339         tdm_private_output *private_output = object;
340         tdm_private_output_change_handler *change_handler = user_data;
341         tdm_output_change_type type = TDM_OUTPUT_CHANGE_CONNECTION;
342         tdm_value value = {.u32 = 0 };
343
344         TDM_RETURN_IF_FAIL(TDM_MUTEX_IS_LOCKED());
345
346         assert(change_handler->owner_tid == syscall(SYS_gettid));
347
348         if (cb_base->type == TDM_THREAD_CB_OUTPUT_STATUS) {
349                 tdm_thread_cb_output_status *output_status = (tdm_thread_cb_output_status *)cb_base;
350                 type = TDM_OUTPUT_CHANGE_CONNECTION;
351                 value.u32 = output_status->status;
352         } else if (cb_base->type == TDM_THREAD_CB_OUTPUT_DPMS) {
353                 tdm_thread_cb_output_dpms *output_dpms = (tdm_thread_cb_output_dpms *)cb_base;
354                 type = TDM_OUTPUT_CHANGE_DPMS;
355                 value.u32 = output_dpms->dpms;
356         } else {
357                 TDM_NEVER_GET_HERE();
358                 return;
359         }
360
361         _pthread_mutex_unlock(&private_display->lock);
362         change_handler->func(private_output, type, value, change_handler->user_data);
363         _pthread_mutex_lock(&private_display->lock);
364
365 }
366
367 static tdm_error
368 _tdm_output_call_thread_cb_status(tdm_private_output *private_output, tdm_output_conn_status status)
369 {
370         tdm_thread_cb_output_status output_status;
371         pid_t caller_tid = syscall(SYS_gettid);
372         tdm_error ret;
373
374         memset(&output_status, 0, sizeof output_status);
375         output_status.base.type = TDM_THREAD_CB_OUTPUT_STATUS;
376         output_status.base.length = sizeof output_status;
377         output_status.base.object_stamp = private_output->stamp;
378         output_status.base.data = NULL;
379         if (tdm_thread_in_display_thread(caller_tid))
380                 output_status.base.sync = 0;
381         else
382                 output_status.base.sync = 1;
383         output_status.status = status;
384
385         ret = tdm_thread_cb_call(private_output, &output_status.base, 1);
386         TDM_WARNING_IF_FAIL(ret == TDM_ERROR_NONE);
387
388         return TDM_ERROR_NONE;
389 }
390
391 static tdm_error
392 _tdm_output_call_thread_cb_dpms(tdm_private_output *private_output, tdm_output_dpms dpms)
393 {
394         tdm_thread_cb_output_dpms output_dpms;
395         tdm_error ret;
396
397         memset(&output_dpms, 0, sizeof output_dpms);
398         output_dpms.base.type = TDM_THREAD_CB_OUTPUT_DPMS;
399         output_dpms.base.length = sizeof output_dpms;
400         output_dpms.base.object_stamp = private_output->stamp;
401         output_dpms.base.data = NULL;
402         output_dpms.base.sync = 0;
403         output_dpms.dpms = dpms;
404
405         ret = tdm_thread_cb_call(private_output, &output_dpms.base, 1);
406         TDM_WARNING_IF_FAIL(ret == TDM_ERROR_NONE);
407
408         return TDM_ERROR_NONE;
409 }
410
411 INTERN void
412 tdm_output_cb_status(tdm_output *output_backend, tdm_output_conn_status status, void *user_data)
413 {
414         tdm_private_output *private_output = user_data;
415         tdm_error ret;
416
417         TDM_RETURN_IF_FAIL(private_output);
418
419         TDM_INFO("output(%d) %s", private_output->pipe, tdm_status_str(status));
420
421         if ((private_output->caps.status == TDM_OUTPUT_CONN_STATUS_DISCONNECTED && status != TDM_OUTPUT_CONN_STATUS_DISCONNECTED) ||
422                 (private_output->caps.status != TDM_OUTPUT_CONN_STATUS_DISCONNECTED && status == TDM_OUTPUT_CONN_STATUS_DISCONNECTED)) {
423                 ret = tdm_display_update_output(private_output->private_module, output_backend);
424                 TDM_RETURN_IF_FAIL(ret == TDM_ERROR_NONE);
425         } else {
426                 private_output->caps.status = status;
427         }
428
429         ret = _tdm_output_call_thread_cb_status(private_output, status);
430         TDM_WARNING_IF_FAIL(ret == TDM_ERROR_NONE);
431 }
432
433 INTERN void
434 tdm_output_cb_dpms(tdm_output *output_backend, tdm_output_dpms dpms, void *user_data)
435 {
436         tdm_private_output *private_output = user_data;
437         tdm_error ret;
438
439         TDM_INFO("output(%d) %s", private_output->pipe, tdm_status_str(dpms));
440
441         private_output->current_dpms_value = dpms;
442         private_output->waiting_dpms_change = 0;
443         TDM_INFO("output(%d) dpms async '%s' done", private_output->pipe, tdm_dpms_str(dpms));
444
445         ret = _tdm_output_call_thread_cb_dpms(private_output, dpms);
446         TDM_WARNING_IF_FAIL(ret == TDM_ERROR_NONE);
447 }
448
449 EXTERN tdm_error
450 tdm_output_add_change_handler(tdm_output *output,
451                                                           tdm_output_change_handler func,
452                                                           void *user_data)
453 {
454         tdm_private_output_change_handler *change_handler = NULL;
455         OUTPUT_FUNC_ENTRY();
456
457         TDM_RETURN_VAL_IF_FAIL(func != NULL, TDM_ERROR_INVALID_PARAMETER);
458
459         _pthread_mutex_lock(&private_display->lock);
460
461         LIST_FOR_EACH_ENTRY(change_handler, &private_output->change_handler_list, link) {
462                 if (change_handler->func == func && change_handler->user_data == user_data) {
463                         TDM_ERR("can't add twice");
464                         _pthread_mutex_unlock(&private_display->lock);
465                         return TDM_ERROR_BAD_REQUEST;
466                 }
467         }
468
469         change_handler = calloc(1, sizeof(tdm_private_output_change_handler));
470         if (!change_handler) {
471                 /* LCOV_EXCL_START */
472                 TDM_ERR("failed: alloc memory");
473                 _pthread_mutex_unlock(&private_display->lock);
474                 return TDM_ERROR_OUT_OF_MEMORY;
475                 /* LCOV_EXCL_STOP */
476         }
477
478         ret = tdm_thread_cb_add(private_output, TDM_THREAD_CB_OUTPUT_DPMS, NULL, tdm_output_thread_cb_change, change_handler);
479         if (ret != TDM_ERROR_NONE) {
480                 /* LCOV_EXCL_START */
481                 TDM_ERR("tdm_thread_cb_add failed");
482                 free(change_handler);
483                 _pthread_mutex_unlock(&private_display->lock);
484                 return TDM_ERROR_OPERATION_FAILED;
485                 /* LCOV_EXCL_STOP */
486         }
487
488         ret = tdm_thread_cb_add(private_output, TDM_THREAD_CB_OUTPUT_STATUS, NULL, tdm_output_thread_cb_change, change_handler);
489         if (ret != TDM_ERROR_NONE) {
490                 /* LCOV_EXCL_START */
491                 TDM_ERR("tdm_thread_cb_add failed");
492                 tdm_thread_cb_remove(private_output, TDM_THREAD_CB_OUTPUT_DPMS, NULL, tdm_output_thread_cb_change, change_handler);
493                 free(change_handler);
494                 _pthread_mutex_unlock(&private_display->lock);
495                 return TDM_ERROR_OPERATION_FAILED;
496                 /* LCOV_EXCL_STOP */
497         }
498
499         change_handler->private_output = private_output;
500         change_handler->func = func;
501         change_handler->user_data = user_data;
502         change_handler->owner_tid = syscall(SYS_gettid);
503
504         LIST_ADDTAIL(&change_handler->link, &private_output->change_handler_list);
505
506         _pthread_mutex_unlock(&private_display->lock);
507
508         return ret;
509 }
510
511 EXTERN void
512 tdm_output_remove_change_handler(tdm_output *output,
513                                                                  tdm_output_change_handler func,
514                                                                  void *user_data)
515 {
516         tdm_private_display *private_display;
517         tdm_private_output *private_output;
518         tdm_private_output_change_handler *change_handler = NULL, *hh = NULL;
519
520         TDM_RETURN_IF_FAIL(output != NULL);
521         TDM_RETURN_IF_FAIL(func != NULL);
522
523         private_output = (tdm_private_output*)output;
524         private_display = private_output->private_display;
525
526         _pthread_mutex_lock(&private_display->lock);
527
528         LIST_FOR_EACH_ENTRY_SAFE(change_handler, hh, &private_output->change_handler_list, link) {
529                 if (change_handler->func != func || change_handler->user_data != user_data)
530                         continue;
531
532                 tdm_thread_cb_remove(private_output, TDM_THREAD_CB_OUTPUT_DPMS, NULL, tdm_output_thread_cb_change, change_handler);
533                 tdm_thread_cb_remove(private_output, TDM_THREAD_CB_OUTPUT_STATUS, NULL, tdm_output_thread_cb_change, change_handler);
534
535                 LIST_DEL(&change_handler->link);
536                 free(change_handler);
537
538                 _pthread_mutex_unlock(&private_display->lock);
539
540                 return;
541         }
542
543         _pthread_mutex_unlock(&private_display->lock);
544 }
545
546 EXTERN tdm_error
547 tdm_output_get_output_type(tdm_output *output, tdm_output_type *type)
548 {
549         OUTPUT_FUNC_ENTRY();
550
551         TDM_RETURN_VAL_IF_FAIL(type != NULL, TDM_ERROR_INVALID_PARAMETER);
552
553         _pthread_mutex_lock(&private_display->lock);
554
555         *type = private_output->caps.type;
556
557         _pthread_mutex_unlock(&private_display->lock);
558
559         return ret;
560 }
561
562 EXTERN tdm_error
563 tdm_output_get_layer_count(tdm_output *output, int *count)
564 {
565         tdm_private_layer *private_layer = NULL;
566
567         OUTPUT_FUNC_ENTRY();
568
569         TDM_RETURN_VAL_IF_FAIL(count != NULL, TDM_ERROR_INVALID_PARAMETER);
570
571         _pthread_mutex_lock(&private_display->lock);
572
573         if (private_output->caps.capabilities & TDM_OUTPUT_CAPABILITY_HWC) {
574                 TDM_ERR("output(%p) support HWC. Use HWC functions", private_output);
575                 *count = 0;
576                 _pthread_mutex_unlock(&private_display->lock);
577                 return TDM_ERROR_BAD_REQUEST;
578         }
579
580         *count = 0;
581         LIST_FOR_EACH_ENTRY(private_layer, &private_output->layer_list, link)
582         (*count)++;
583         if (*count == 0) {
584                 _pthread_mutex_unlock(&private_display->lock);
585                 return TDM_ERROR_NONE;
586         }
587
588         _pthread_mutex_unlock(&private_display->lock);
589
590         return ret;
591 }
592
593
594 EXTERN tdm_layer *
595 tdm_output_get_layer(tdm_output *output, int index, tdm_error *error)
596 {
597         tdm_private_layer *private_layer = NULL;
598
599         OUTPUT_FUNC_ENTRY_ERROR();
600
601         _pthread_mutex_lock(&private_display->lock);
602
603         if (error)
604                 *error = TDM_ERROR_NONE;
605
606         if (private_output->caps.capabilities & TDM_OUTPUT_CAPABILITY_HWC) {
607                 _pthread_mutex_unlock(&private_display->lock);
608                 TDM_ERR("output(%p) support HWC. Use HWC functions", private_output);
609                 if (error)
610                         *error = TDM_ERROR_BAD_REQUEST;
611                 return NULL;
612         }
613
614         LIST_FOR_EACH_ENTRY(private_layer, &private_output->layer_list, link) {
615                 if (private_layer->index == index) {
616                         _pthread_mutex_unlock(&private_display->lock);
617                         return private_layer;
618                 }
619         }
620
621         _pthread_mutex_unlock(&private_display->lock);
622
623         return NULL;
624 }
625
626 EXTERN tdm_error
627 tdm_output_get_available_properties(tdm_output *output, const tdm_prop **props,
628                                                                         int *count)
629 {
630         OUTPUT_FUNC_ENTRY();
631
632         TDM_RETURN_VAL_IF_FAIL(props != NULL, TDM_ERROR_INVALID_PARAMETER);
633         TDM_RETURN_VAL_IF_FAIL(count != NULL, TDM_ERROR_INVALID_PARAMETER);
634
635         _pthread_mutex_lock(&private_display->lock);
636
637         *props = (const tdm_prop *)private_output->caps.props;
638         *count = private_output->caps.prop_count;
639
640         _pthread_mutex_unlock(&private_display->lock);
641
642         return ret;
643 }
644
645 EXTERN tdm_error
646 tdm_output_get_available_modes(tdm_output *output,
647                                                            const tdm_output_mode **modes, int *count)
648 {
649         OUTPUT_FUNC_ENTRY();
650
651         TDM_RETURN_VAL_IF_FAIL(modes != NULL, TDM_ERROR_INVALID_PARAMETER);
652         TDM_RETURN_VAL_IF_FAIL(count != NULL, TDM_ERROR_INVALID_PARAMETER);
653
654         _pthread_mutex_lock(&private_display->lock);
655
656         *modes = (const tdm_output_mode *)private_output->caps.modes;
657         *count = private_output->caps.mode_count;
658
659         _pthread_mutex_unlock(&private_display->lock);
660
661         return ret;
662 }
663
664 EXTERN tdm_error
665 tdm_output_get_available_size(tdm_output *output, int *min_w, int *min_h,
666                                                           int *max_w, int *max_h, int *preferred_align)
667 {
668         OUTPUT_FUNC_ENTRY();
669
670         _pthread_mutex_lock(&private_display->lock);
671
672         if (min_w)
673                 *min_w = TDM_FRONT_VALUE(private_output->caps.min_w);
674         if (min_h)
675                 *min_h = TDM_FRONT_VALUE(private_output->caps.min_h);
676         if (max_w)
677                 *max_w = TDM_FRONT_VALUE(private_output->caps.max_w);
678         if (max_h)
679                 *max_h = TDM_FRONT_VALUE(private_output->caps.max_h);
680         if (preferred_align)
681                 *preferred_align = TDM_FRONT_VALUE(private_output->caps.preferred_align);
682
683         _pthread_mutex_unlock(&private_display->lock);
684
685         return ret;
686 }
687
688 EXTERN tdm_error
689 tdm_output_get_cursor_available_size(tdm_output *output, int *min_w, int *min_h,
690                                                                          int *max_w, int *max_h, int *preferred_align)
691 {
692         OUTPUT_FUNC_ENTRY();
693
694         _pthread_mutex_lock(&private_display->lock);
695
696         if (!tdm_module_check_abi(private_output->private_module, 1, 5)) {
697                 _pthread_mutex_unlock(&private_display->lock);
698                 return TDM_ERROR_BAD_REQUEST;
699         }
700
701         if (min_w)
702                 *min_w = TDM_FRONT_VALUE(private_output->caps.cursor_min_w);
703         if (min_h)
704                 *min_h = TDM_FRONT_VALUE(private_output->caps.cursor_min_h);
705         if (max_w)
706                 *max_w = TDM_FRONT_VALUE(private_output->caps.cursor_max_w);
707         if (max_h)
708                 *max_h = TDM_FRONT_VALUE(private_output->caps.cursor_max_h);
709         if (preferred_align)
710                 *preferred_align = TDM_FRONT_VALUE(private_output->caps.cursor_preferred_align);
711
712         _pthread_mutex_unlock(&private_display->lock);
713
714         return ret;
715 }
716
717 EXTERN tdm_error
718 tdm_output_get_physical_size(tdm_output *output, unsigned int *mmWidth,
719                                                          unsigned int *mmHeight)
720 {
721         OUTPUT_FUNC_ENTRY();
722
723         _pthread_mutex_lock(&private_display->lock);
724
725         if (mmWidth)
726                 *mmWidth = private_output->caps.mmWidth;
727         if (mmHeight)
728                 *mmHeight = private_output->caps.mmHeight;
729
730         _pthread_mutex_unlock(&private_display->lock);
731
732         return ret;
733 }
734
735 EXTERN tdm_error
736 tdm_output_get_subpixel(tdm_output *output, unsigned int *subpixel)
737 {
738         OUTPUT_FUNC_ENTRY();
739         TDM_RETURN_VAL_IF_FAIL(subpixel != NULL, TDM_ERROR_INVALID_PARAMETER);
740
741         _pthread_mutex_lock(&private_display->lock);
742
743         *subpixel = private_output->caps.subpixel;
744
745         _pthread_mutex_unlock(&private_display->lock);
746
747         return ret;
748 }
749
750 EXTERN tdm_error
751 tdm_output_get_pipe(tdm_output *output, unsigned int *pipe)
752 {
753         OUTPUT_FUNC_ENTRY();
754         TDM_RETURN_VAL_IF_FAIL(pipe != NULL, TDM_ERROR_INVALID_PARAMETER);
755
756         _pthread_mutex_lock(&private_display->lock);
757
758         *pipe = private_output->pipe;
759
760         _pthread_mutex_unlock(&private_display->lock);
761
762         return ret;
763 }
764
765 EXTERN tdm_error
766 tdm_output_get_primary_index(tdm_output *output, int *index)
767 {
768         tdm_private_layer *private_layer = NULL;
769
770         OUTPUT_FUNC_ENTRY();
771         TDM_RETURN_VAL_IF_FAIL(index != NULL, TDM_ERROR_INVALID_PARAMETER);
772
773         _pthread_mutex_lock(&private_display->lock);
774
775         LIST_FOR_EACH_ENTRY(private_layer, &private_output->layer_list, link) {
776                 if (private_layer->caps.capabilities & TDM_LAYER_CAPABILITY_PRIMARY) {
777                         *index = private_layer->index;
778                         break;
779                 }
780         }
781
782         _pthread_mutex_unlock(&private_display->lock);
783
784         return ret;
785 }
786
787 EXTERN tdm_error
788 tdm_output_set_property(tdm_output *output, unsigned int id, tdm_value value)
789 {
790         tdm_private_module *private_module;
791         tdm_func_output *func_output;
792         OUTPUT_FUNC_ENTRY();
793
794         _pthread_mutex_lock(&private_display->lock);
795
796         private_module = private_output->private_module;
797         func_output = &private_module->func_output;
798
799         if (!func_output->output_set_property) {
800                 /* LCOV_EXCL_START */
801                 _pthread_mutex_unlock(&private_display->lock);
802                 TDM_WRN("not implemented!!");
803                 return TDM_ERROR_NOT_IMPLEMENTED;
804                 /* LCOV_EXCL_STOP */
805         }
806
807         ret = func_output->output_set_property(private_output->output_backend, id,
808                                                                                    value);
809
810         _pthread_mutex_unlock(&private_display->lock);
811
812         return ret;
813 }
814
815 EXTERN tdm_error
816 tdm_output_get_property(tdm_output *output, unsigned int id, tdm_value *value)
817 {
818         tdm_private_module *private_module;
819         tdm_func_output *func_output;
820         OUTPUT_FUNC_ENTRY();
821
822         TDM_RETURN_VAL_IF_FAIL(value != NULL, TDM_ERROR_INVALID_PARAMETER);
823
824         _pthread_mutex_lock(&private_display->lock);
825
826         private_module = private_output->private_module;
827         func_output = &private_module->func_output;
828
829         if (!func_output->output_get_property) {
830                 /* LCOV_EXCL_START */
831                 _pthread_mutex_unlock(&private_display->lock);
832                 TDM_WRN("not implemented!!");
833                 return TDM_ERROR_NOT_IMPLEMENTED;
834                 /* LCOV_EXCL_STOP */
835         }
836
837         ret = func_output->output_get_property(private_output->output_backend, id,
838                                                                                    value);
839
840         _pthread_mutex_unlock(&private_display->lock);
841
842         return ret;
843 }
844
845 static void
846 _tdm_output_thread_cb_vblank(tdm_private_display *private_display, void *object, tdm_thread_cb_base *cb_base, void *user_data)
847 {
848         tdm_thread_cb_output_vblank *output_vblank = (tdm_thread_cb_output_vblank *)cb_base;
849         tdm_private_output_vblank_handler *vblank_handler = output_vblank->base.data;
850         tdm_private_output_vblank_handler *v = NULL, *vv = NULL;
851         tdm_private_output *private_output = object;
852         struct list_head clone_list;
853         int interval, sync;
854         pid_t tid = syscall(SYS_gettid);
855
856         TDM_RETURN_IF_FAIL(TDM_MUTEX_IS_LOCKED());
857
858         assert(vblank_handler->owner_tid == tid);
859
860         vblank_handler->sent_to_frontend = 0;
861
862         _tdm_output_vblank_timeout_update(private_output, 0);
863
864         tdm_thread_cb_remove(private_output, TDM_THREAD_CB_OUTPUT_VBLANK, vblank_handler, _tdm_output_thread_cb_vblank, NULL);
865
866         interval = vblank_handler->interval;
867         sync = vblank_handler->sync;
868
869         LIST_INITHEAD(&clone_list);
870
871         LIST_FOR_EACH_ENTRY_SAFE(v, vv, &private_output->vblank_handler_list, link) {
872                 if (v->interval != interval || v->sync != sync || v->owner_tid != tid)
873                         continue;
874
875                 LIST_DEL(&v->link);
876                 LIST_ADDTAIL(&v->link, &clone_list);
877         }
878
879         if (tdm_debug_module & TDM_DEBUG_COMMIT)
880                 TDM_INFO("----------------------------------------- output(%d) got vblank", private_output->pipe);
881
882         _pthread_mutex_unlock(&private_display->lock);
883         LIST_FOR_EACH_ENTRY_SAFE(v, vv, &clone_list, link) {
884                 if (tdm_debug_module & TDM_DEBUG_COMMIT)
885                         TDM_INFO("handler(%p)", v);
886
887                 LIST_DEL(&v->link);
888
889                 if (v->func)
890                         v->func(v->private_output,
891                                         output_vblank->sequence,
892                                         output_vblank->tv_sec,
893                                         output_vblank->tv_usec,
894                                         v->user_data);
895
896                 free(v);
897         }
898         _pthread_mutex_lock(&private_display->lock);
899
900         if (tdm_debug_module & TDM_DEBUG_COMMIT)
901                 TDM_INFO("-----------------------------------------...");
902 }
903
904 static void
905 _tdm_output_cb_vblank(tdm_output *output_backend, unsigned int sequence,
906                                           unsigned int tv_sec, unsigned int tv_usec, void *user_data)
907 {
908         tdm_private_output_vblank_handler *vblank_handler = user_data;
909         tdm_thread_cb_output_vblank output_vblank;
910         tdm_error ret;
911
912         memset(&output_vblank, 0, sizeof output_vblank);
913         output_vblank.base.type = TDM_THREAD_CB_OUTPUT_VBLANK;
914         output_vblank.base.length = sizeof output_vblank;
915         output_vblank.base.object_stamp = vblank_handler->private_output->stamp;
916         output_vblank.base.data = vblank_handler;
917         output_vblank.base.sync = 0;
918         output_vblank.sequence = sequence;
919         output_vblank.tv_sec = tv_sec;
920         output_vblank.tv_usec = tv_usec;
921
922         vblank_handler->sent_to_frontend = 1;
923
924         if (tdm_debug_module & TDM_DEBUG_COMMIT)
925                 TDM_INFO("output(%d) wait_vblank: handler(%p)", vblank_handler->private_output->pipe, vblank_handler);
926
927         ret = tdm_thread_cb_call(vblank_handler->private_output, &output_vblank.base, 1);
928         TDM_WARNING_IF_FAIL(ret == TDM_ERROR_NONE);
929 }
930
931 static void
932 _tdm_output_thread_cb_commit(tdm_private_display *private_display, void *object, tdm_thread_cb_base *cb_base, void *user_data)
933 {
934         tdm_thread_cb_output_commit *output_commit = (tdm_thread_cb_output_commit *)cb_base;
935         tdm_private_output_commit_handler *output_commit_handler = output_commit->base.data;
936         tdm_private_output *private_output = object;
937         tdm_private_layer *private_layer = NULL;
938
939         TDM_RETURN_IF_FAIL(TDM_MUTEX_IS_LOCKED());
940
941         if (!output_commit_handler)
942                 return;
943
944         assert(output_commit_handler->owner_tid == syscall(SYS_gettid));
945
946         tdm_thread_cb_remove(private_output, TDM_THREAD_CB_OUTPUT_COMMIT, output_commit_handler, _tdm_output_thread_cb_commit, NULL);
947
948         LIST_DEL(&output_commit_handler->link);
949
950         if (tdm_debug_module & TDM_DEBUG_COMMIT) {
951                 TDM_INFO("----------------------------------------- output(%d) committed", private_output->pipe);
952                 TDM_INFO("handler(%p)", output_commit_handler);
953         }
954
955         if (private_output->commit_type == TDM_COMMIT_TYPE_OUTPUT) {
956                 /* In case of layer commit, the below will be handled in the layer commit callback */
957                 LIST_FOR_EACH_ENTRY(private_layer, &private_output->layer_list, link) {
958                         if (private_layer->committed_buffer)
959                                 tdm_layer_committed(private_layer, &private_layer->committed_buffer);
960                 }
961         }
962
963         if (output_commit_handler->func) {
964                 _pthread_mutex_unlock(&private_display->lock);
965                 output_commit_handler->func(private_output,
966                                                                         output_commit->sequence,
967                                                                         output_commit->tv_sec,
968                                                                         output_commit->tv_usec,
969                                                                         output_commit_handler->user_data);
970                 _pthread_mutex_lock(&private_display->lock);
971         }
972
973         free(output_commit_handler);
974
975         if (tdm_debug_module & TDM_DEBUG_COMMIT)
976                 TDM_INFO("-----------------------------------------...");
977 }
978
979 static void
980 _tdm_output_cb_commit(tdm_output *output_backend, unsigned int sequence,
981                                           unsigned int tv_sec, unsigned int tv_usec, void *user_data)
982 {
983         tdm_private_output_commit_handler *output_commit_handler = user_data;
984         tdm_private_output *private_output;
985         tdm_thread_cb_output_commit output_commit;
986         tdm_error ret;
987
988         if (output_commit_handler)
989                 private_output = output_commit_handler->private_output;
990         else
991                 private_output = tdm_display_find_private_output(tdm_display_get(), output_backend);
992
993         memset(&output_commit, 0, sizeof output_commit);
994         output_commit.base.type = TDM_THREAD_CB_OUTPUT_COMMIT;
995         output_commit.base.length = sizeof output_commit;
996         output_commit.base.object_stamp = private_output->stamp;
997         output_commit.base.data = output_commit_handler;
998         output_commit.base.sync = 0;
999         output_commit.sequence = sequence;
1000         output_commit.tv_sec = tv_sec;
1001         output_commit.tv_usec = tv_usec;
1002
1003         ret = tdm_thread_cb_call(private_output, &output_commit.base, 1);
1004         TDM_WARNING_IF_FAIL(ret == TDM_ERROR_NONE);
1005 }
1006
1007 /* add_front: To distinguish between the user vblank handlers and the layer
1008  *            commit vblank handlers. The layer commit handlers will be called
1009  *            before calling the user vblank handlers.
1010  */
1011 static tdm_error
1012 _tdm_output_wait_vblank(tdm_private_output *private_output, int interval, int sync,
1013                                                 tdm_output_vblank_handler func, void *user_data,
1014                                                 unsigned int add_front)
1015 {
1016         tdm_private_module *private_module;
1017         tdm_func_output *func_output;
1018         tdm_private_output_vblank_handler *vblank_handler = NULL, *v = NULL;
1019         unsigned int skip_request = 0;
1020         pid_t tid = syscall(SYS_gettid);
1021         tdm_error ret = TDM_ERROR_NONE;
1022
1023         private_module = private_output->private_module;
1024         func_output = &private_module->func_output;
1025
1026         /* interval SHOULD be at least 1 */
1027         if (interval <= 0)
1028                 interval = 1;
1029
1030         if (!func_output->output_wait_vblank) {
1031                 /* LCOV_EXCL_START */
1032                 TDM_WRN("not implemented!!");
1033                 return TDM_ERROR_NOT_IMPLEMENTED;
1034                 /* LCOV_EXCL_STOP */
1035         }
1036
1037         if (!private_output->regist_vblank_cb) {
1038                 private_output->regist_vblank_cb = 1;
1039                 ret = func_output->output_set_vblank_handler(private_output->output_backend,
1040                                 _tdm_output_cb_vblank);
1041         }
1042
1043         vblank_handler = calloc(1, sizeof(tdm_private_output_vblank_handler));
1044         if (!vblank_handler) {
1045                 /* LCOV_EXCL_START */
1046                 TDM_ERR("failed: alloc memory");
1047                 return TDM_ERROR_OUT_OF_MEMORY;
1048                 /* LCOV_EXCL_STOP */
1049         }
1050
1051         if (tdm_debug_module & TDM_DEBUG_COMMIT)
1052                 TDM_INFO("output(%d) wait_vblank: handler(%p)", private_output->pipe, vblank_handler);
1053
1054         LIST_FOR_EACH_ENTRY(v, &private_output->vblank_handler_list, link) {
1055                 if (v->interval == interval && v->sync == sync && v->owner_tid == tid) {
1056                         skip_request = 1;
1057                         break;
1058                 }
1059         }
1060
1061         if (add_front)
1062                 LIST_ADD(&vblank_handler->link, &private_output->vblank_handler_list);
1063         else
1064                 LIST_ADDTAIL(&vblank_handler->link, &private_output->vblank_handler_list);
1065
1066         vblank_handler->private_output = private_output;
1067         vblank_handler->interval = interval;
1068         vblank_handler->sync = sync;
1069         vblank_handler->func = func;
1070         vblank_handler->user_data = user_data;
1071         vblank_handler->owner_tid = tid;
1072
1073         /* If there is the previous request, we can skip to call output_wait_vblank() */
1074         if (!skip_request) {
1075                 ret = tdm_thread_cb_add(private_output, TDM_THREAD_CB_OUTPUT_VBLANK, vblank_handler, _tdm_output_thread_cb_vblank, NULL);
1076                 if (ret != TDM_ERROR_NONE) {
1077                         TDM_ERR("tdm_thread_cb_add failed");
1078                         goto wait_failed;
1079                 }
1080
1081                 ret = func_output->output_wait_vblank(private_output->output_backend, interval,
1082                                                                                           sync, vblank_handler);
1083                 TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, wait_failed);
1084
1085                 _tdm_output_vblank_timeout_update(private_output, 1000);
1086
1087                 if (tdm_debug_module & TDM_DEBUG_COMMIT)
1088                         TDM_INFO("output(%d) backend wait_vblank", private_output->pipe);
1089         }
1090
1091         return ret;
1092
1093 wait_failed:
1094         /* LCOV_EXCL_START */
1095         if (vblank_handler) {
1096                 tdm_thread_cb_remove(private_output, TDM_THREAD_CB_OUTPUT_VBLANK, vblank_handler, _tdm_output_thread_cb_vblank, NULL);
1097                 LIST_DEL(&vblank_handler->link);
1098                 free(vblank_handler);
1099         }
1100         return ret;
1101         /* LCOV_EXCL_STOP */
1102 }
1103
1104 EXTERN tdm_error
1105 tdm_output_wait_vblank(tdm_output *output, int interval, int sync,
1106                                            tdm_output_vblank_handler func, void *user_data)
1107 {
1108         OUTPUT_FUNC_ENTRY();
1109         TDM_RETURN_VAL_IF_FAIL(interval > 0, TDM_ERROR_INVALID_PARAMETER);
1110
1111         _pthread_mutex_lock(&private_display->lock);
1112
1113         if (TDM_OUTPUT_DPMS_VSYNC_IS_OFF(private_output->current_dpms_value)) {
1114                 TDM_WRN("output(%d) dpms: %s", private_output->pipe,
1115                                 tdm_dpms_str(private_output->current_dpms_value));
1116                 _pthread_mutex_unlock(&private_display->lock);
1117                 return TDM_ERROR_DPMS_OFF;
1118         }
1119
1120         ret = _tdm_output_wait_vblank(private_output, interval, sync, func, user_data, 0);
1121
1122         _pthread_mutex_unlock(&private_display->lock);
1123
1124         return ret;
1125 }
1126
1127 /* LCOV_EXCL_START */
1128 EXTERN tdm_error
1129 tdm_output_wait_vblank_add_front(tdm_output *output, int interval, int sync,
1130                                                                  tdm_output_vblank_handler func, void *user_data)
1131 {
1132         OUTPUT_FUNC_ENTRY();
1133
1134         _pthread_mutex_lock(&private_display->lock);
1135
1136         if (TDM_OUTPUT_DPMS_VSYNC_IS_OFF(private_output->current_dpms_value)) {
1137                 TDM_WRN("output(%d) dpms: %s", private_output->pipe,
1138                                 tdm_dpms_str(private_output->current_dpms_value));
1139                 _pthread_mutex_unlock(&private_display->lock);
1140                 return TDM_ERROR_DPMS_OFF;
1141         }
1142
1143         ret = _tdm_output_wait_vblank(private_output, interval, sync, func, user_data, 1);
1144
1145         _pthread_mutex_unlock(&private_display->lock);
1146
1147         return ret;
1148 }
1149 /* LCOV_EXCL_STOP */
1150
1151 INTERN void
1152 tdm_output_remove_vblank_handler_internal(tdm_output *output, tdm_output_vblank_handler func, void *user_data)
1153 {
1154         tdm_private_output *private_output = (tdm_private_output*)output;
1155         tdm_private_output_vblank_handler *v = NULL;
1156
1157         TDM_RETURN_IF_FAIL(private_output != NULL);
1158         TDM_RETURN_IF_FAIL(TDM_MUTEX_IS_LOCKED());
1159
1160         LIST_FOR_EACH_ENTRY(v, &private_output->vblank_handler_list, link) {
1161                 if (v->func == func && v->user_data == user_data) {
1162                         /* only set func & user_data to NULL. It will be freed when an event occurs */
1163                         v->func = NULL;
1164                         v->user_data = NULL;
1165                         break;
1166                 }
1167         }
1168 }
1169
1170 INTERN void
1171 tdm_output_remove_commit_handler_internal(tdm_output *output, tdm_output_commit_handler func, void *user_data)
1172 {
1173         tdm_private_output *private_output = (tdm_private_output*)output;
1174         tdm_private_output_commit_handler *c = NULL;
1175
1176         TDM_RETURN_IF_FAIL(private_output != NULL);
1177         TDM_RETURN_IF_FAIL(TDM_MUTEX_IS_LOCKED());
1178
1179         LIST_FOR_EACH_ENTRY(c, &private_output->output_commit_handler_list, link) {
1180                 if (c->func == func && c->user_data == user_data) {
1181                         /* only set func & user_data to NULL. It will be freed when an event occurs */
1182                         c->func = NULL;
1183                         c->user_data = NULL;
1184                         break;
1185                 }
1186         }
1187 }
1188
1189 EXTERN tdm_error
1190 tdm_output_remove_vblank_handler(tdm_output *output, tdm_output_vblank_handler func, void *user_data)
1191 {
1192         OUTPUT_FUNC_ENTRY();
1193
1194         _pthread_mutex_lock(&private_display->lock);
1195
1196         tdm_output_remove_vblank_handler_internal(output, func, user_data);
1197
1198         _pthread_mutex_unlock(&private_display->lock);
1199
1200         return ret;
1201 }
1202
1203 EXTERN tdm_error
1204 tdm_output_remove_commit_handler(tdm_output *output, tdm_output_commit_handler func, void *user_data)
1205 {
1206         OUTPUT_FUNC_ENTRY();
1207
1208         _pthread_mutex_lock(&private_display->lock);
1209
1210         tdm_output_remove_commit_handler_internal(output, func, user_data);
1211
1212         _pthread_mutex_unlock(&private_display->lock);
1213
1214         return ret;
1215 }
1216
1217 tdm_error
1218 _tdm_output_commit_virtual(tdm_output *output, int sync, tdm_output_commit_handler func, void *user_data)
1219 {
1220         tdm_private_output *private_output;
1221         tdm_private_output_commit_handler *output_commit_handler = NULL;
1222         tdm_private_layer *private_layer = NULL;
1223         tdm_private_display *private_display;
1224         tbm_surface_h buffer;
1225         tdm_error ret = TDM_ERROR_NONE;
1226
1227         TDM_RETURN_VAL_IF_FAIL(output != NULL, TDM_ERROR_INVALID_PARAMETER);
1228
1229         private_output = (tdm_private_output*)output;
1230         private_display = private_output->private_display;
1231
1232         if (!LIST_IS_EMPTY(&private_output->output_commit_handler_list)) {
1233                 /* support only 1 commit */
1234                 TDM_ERR("voutput canot commit while commiting");
1235                 return TDM_ERROR_OPERATION_FAILED;
1236         }
1237
1238         output_commit_handler = calloc(1, sizeof(tdm_private_output_commit_handler));
1239         if (!output_commit_handler) {
1240                 /* LCOV_EXCL_START */
1241                 TDM_ERR("failed: alloc memory");
1242                 return TDM_ERROR_OUT_OF_MEMORY;
1243                 /* LCOV_EXCL_STOP */
1244         }
1245
1246         LIST_ADDTAIL(&output_commit_handler->link, &private_output->output_commit_handler_list);
1247         output_commit_handler->private_output = private_output;
1248         output_commit_handler->func = func;
1249         output_commit_handler->user_data = user_data;
1250         output_commit_handler->owner_tid = syscall(SYS_gettid);
1251
1252         /* voutput use only 1 layer */
1253         LIST_FOR_EACH_ENTRY(private_layer, &private_output->layer_list, link) {
1254                 if (private_layer) break;
1255         }
1256         TDM_GOTO_IF_FAIL(private_layer, commit_failed);
1257
1258         buffer = private_layer->commiting_buffer;
1259         TDM_GOTO_IF_FAIL(buffer != NULL, commit_failed);
1260
1261         _pthread_mutex_unlock(&private_display->lock);
1262         ret = tdm_output_attach_buffer(private_output, buffer);
1263         TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, commit_failed);
1264         ret = tdm_output_commit_buffer(private_output);
1265         TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, commit_failed);
1266         _pthread_mutex_lock(&private_display->lock);
1267
1268         return ret;
1269
1270 commit_failed:
1271         /* LCOV_EXCL_START */
1272         if (output_commit_handler) {
1273                 LIST_DEL(&output_commit_handler->link);
1274                 free(output_commit_handler);
1275         }
1276         return ret;
1277 /* LCOV_EXCL_STOP */
1278 }
1279
1280 INTERN tdm_error
1281 tdm_output_commit_internal(tdm_output *output, int sync, tdm_output_commit_handler func, void *user_data)
1282 {
1283         tdm_private_display *private_display;
1284         tdm_private_output *private_output;
1285         tdm_private_module *private_module;
1286         tdm_func_output *func_output;
1287         tdm_private_output_commit_handler *output_commit_handler = NULL;
1288         tdm_private_layer *private_layer = NULL;
1289         tdm_output_dpms dpms_value = TDM_OUTPUT_DPMS_ON;
1290         tdm_error ret = TDM_ERROR_NONE;
1291
1292         TDM_RETURN_VAL_IF_FAIL(output != NULL, TDM_ERROR_INVALID_PARAMETER);
1293
1294         private_output = (tdm_private_output*)output;
1295         private_module = private_output->private_module;
1296         private_display = private_module->private_display;
1297         func_output = &private_module->func_output;
1298
1299         if (private_module == private_display->virtual_module)
1300                 return _tdm_output_commit_virtual(output, sync, func, user_data);
1301
1302         if (!func_output->output_commit) {
1303                 /* LCOV_EXCL_START */
1304                 TDM_WRN("not implemented!!");
1305                 return TDM_ERROR_NOT_IMPLEMENTED;
1306                 /* LCOV_EXCL_STOP */
1307         }
1308
1309         ret = tdm_output_get_dpms_internal(output, &dpms_value);
1310         TDM_RETURN_VAL_IF_FAIL(ret == TDM_ERROR_NONE, ret);
1311
1312         if (!TDM_OUTPUT_DPMS_VSYNC_IS_OFF(dpms_value)) {
1313                 if (!private_output->regist_commit_cb) {
1314                         private_output->regist_commit_cb = 1;
1315                         ret = func_output->output_set_commit_handler(private_output->output_backend, _tdm_output_cb_commit);
1316                         TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, commit_failed);
1317                 }
1318
1319                 output_commit_handler = calloc(1, sizeof(tdm_private_output_commit_handler));
1320                 if (!output_commit_handler) {
1321                         /* LCOV_EXCL_START */
1322                         TDM_ERR("failed: alloc memory");
1323                         return TDM_ERROR_OUT_OF_MEMORY;
1324                         /* LCOV_EXCL_STOP */
1325                 }
1326
1327                 ret = tdm_thread_cb_add(private_output, TDM_THREAD_CB_OUTPUT_COMMIT, output_commit_handler, _tdm_output_thread_cb_commit, NULL);
1328                 if (ret != TDM_ERROR_NONE) {
1329                         TDM_ERR("tdm_thread_cb_add failed");
1330                         free(output_commit_handler);
1331                         return ret;
1332                 }
1333
1334                 LIST_ADDTAIL(&output_commit_handler->link, &private_output->output_commit_handler_list);
1335                 output_commit_handler->private_output = private_output;
1336                 output_commit_handler->func = func;
1337                 output_commit_handler->user_data = user_data;
1338                 output_commit_handler->owner_tid = syscall(SYS_gettid);
1339
1340                 ret = func_output->output_commit(private_output->output_backend, sync,
1341                                 output_commit_handler);
1342                 TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, commit_failed);
1343
1344                 if (tdm_debug_module & TDM_DEBUG_COMMIT)
1345                         TDM_INFO("output(%d) backend commit: handle(%p) func(%p) user_data(%p)",
1346                                         private_output->pipe, output_commit_handler, func, user_data);
1347         }
1348
1349         /* Even if DPMS is off, committed_buffer should be changed because it will be referred
1350          * for tdm_layer_committed() function.
1351          */
1352         LIST_FOR_EACH_ENTRY(private_layer, &private_output->layer_list, link) {
1353                 if (!private_layer->waiting_buffer)
1354                         continue;
1355
1356                 if (private_layer->committed_buffer) {
1357                         tdm_layer_free_buffer(private_layer, private_layer->committed_buffer);
1358                         private_layer->committed_buffer = NULL;
1359                         if (tdm_debug_module & TDM_DEBUG_BUFFER)
1360                                 TDM_INFO("layer(%p) waiting_buffer(%p) committed_buffer(%p)",
1361                                                  private_layer, private_layer->waiting_buffer->buffer,
1362                                                  private_layer->committed_buffer);
1363                 }
1364
1365                 private_layer->committed_buffer = private_layer->waiting_buffer;
1366                 private_layer->waiting_buffer = NULL;
1367                 if (tdm_debug_module & TDM_DEBUG_BUFFER)
1368                         TDM_INFO("layer(%p) waiting_buffer(%p) committed_buffer(%p)",
1369                                          private_layer, private_layer->waiting_buffer,
1370                                          private_layer->committed_buffer->buffer);
1371         }
1372
1373         if (TDM_OUTPUT_DPMS_VSYNC_IS_OFF(dpms_value)) {
1374                 TDM_WRN("dpms %s. Directly call commit handler instead of commit.", tdm_dpms_str(dpms_value));
1375                 if (func)
1376                         func(output, 0, 0, 0, user_data);
1377         }
1378
1379         return ret;
1380
1381 commit_failed:
1382         /* LCOV_EXCL_START */
1383         if (output_commit_handler) {
1384                 tdm_thread_cb_remove(private_output, TDM_THREAD_CB_OUTPUT_COMMIT, output_commit_handler, _tdm_output_thread_cb_commit, NULL);
1385                 LIST_DEL(&output_commit_handler->link);
1386                 free(output_commit_handler);
1387         }
1388         return ret;
1389         /* LCOV_EXCL_STOP */
1390 }
1391
1392 EXTERN tdm_error
1393 tdm_output_commit(tdm_output *output, int sync, tdm_output_commit_handler func,
1394                                   void *user_data)
1395 {
1396         tdm_private_layer *private_layer = NULL;
1397
1398         OUTPUT_FUNC_ENTRY();
1399
1400         _pthread_mutex_lock(&private_display->lock);
1401
1402         if (private_output->commit_type == TDM_COMMIT_TYPE_NONE)
1403                 private_output->commit_type = TDM_COMMIT_TYPE_OUTPUT;
1404         else if (private_output->commit_type == TDM_COMMIT_TYPE_LAYER) {
1405                 TDM_ERR("Can't supported. Use tdm_layer_commit");
1406                 _pthread_mutex_unlock(&private_display->lock);
1407                 return TDM_ERROR_BAD_REQUEST;
1408         }
1409
1410         if (private_output->commit_per_vblank) {
1411                 TDM_ERR("Use tdm_layer_commit");
1412                 _pthread_mutex_unlock(&private_display->lock);
1413                 return TDM_ERROR_BAD_REQUEST;
1414         }
1415
1416         if (TDM_OUTPUT_DPMS_VSYNC_IS_OFF(private_output->current_dpms_value)) {
1417                 TDM_ERR("output(%d) dpms: %s", private_output->pipe,
1418                                 tdm_dpms_str(private_output->current_dpms_value));
1419                 _pthread_mutex_unlock(&private_display->lock);
1420                 return TDM_ERROR_DPMS_OFF;
1421         }
1422
1423         if (tdm_debug_module & TDM_DEBUG_COMMIT)
1424                 TDM_INFO("output(%d) commit", private_output->pipe);
1425
1426         /* apply the pending data of all layers */
1427         LIST_FOR_EACH_ENTRY(private_layer, &private_output->layer_list, link) {
1428                 tdm_layer_commit_pending_data(private_layer);
1429         }
1430
1431         ret = tdm_output_commit_internal(output, sync, func, user_data);
1432
1433         _pthread_mutex_unlock(&private_display->lock);
1434
1435         return ret;
1436 }
1437
1438 EXTERN tdm_error
1439 tdm_output_set_mode(tdm_output *output, const tdm_output_mode *mode)
1440 {
1441         tdm_private_module *private_module;
1442         tdm_func_output *func_output;
1443         OUTPUT_FUNC_ENTRY();
1444
1445         TDM_RETURN_VAL_IF_FAIL(mode != NULL, TDM_ERROR_INVALID_PARAMETER);
1446
1447         _pthread_mutex_lock(&private_display->lock);
1448
1449         private_module = private_output->private_module;
1450         func_output = &private_module->func_output;
1451
1452         if (!func_output->output_set_mode) {
1453                 /* LCOV_EXCL_START */
1454                 _pthread_mutex_unlock(&private_display->lock);
1455                 TDM_WRN("not implemented!!");
1456                 return TDM_ERROR_NOT_IMPLEMENTED;
1457                 /* LCOV_EXCL_STOP */
1458         }
1459
1460         ret = func_output->output_set_mode(private_output->output_backend, mode);
1461         if (ret == TDM_ERROR_NONE) {
1462                 private_output->current_mode = mode;
1463                 private_output->need_set_target_info = 1;
1464                 TDM_INFO("mode: %dx%d %dhz", mode->hdisplay, mode->vdisplay, mode->vrefresh);
1465         }
1466
1467         _pthread_mutex_unlock(&private_display->lock);
1468
1469         return ret;
1470 }
1471
1472 EXTERN tdm_error
1473 tdm_output_get_mode(tdm_output *output, const tdm_output_mode **mode)
1474 {
1475         OUTPUT_FUNC_ENTRY();
1476
1477         TDM_RETURN_VAL_IF_FAIL(mode != NULL, TDM_ERROR_INVALID_PARAMETER);
1478
1479         _pthread_mutex_lock(&private_display->lock);
1480
1481         *mode = private_output->current_mode;
1482
1483         _pthread_mutex_unlock(&private_display->lock);
1484
1485         return ret;
1486 }
1487
1488 EXTERN tdm_error
1489 tdm_output_set_dpms(tdm_output *output, tdm_output_dpms dpms_value)
1490 {
1491         tdm_private_module *private_module;
1492         tdm_func_output *func_output;
1493         OUTPUT_FUNC_ENTRY();
1494
1495         if (dpms_value > TDM_OUTPUT_DPMS_OFF) {
1496                 if (dpms_value & TDM_OUTPUT_DPMS_DEFAULT_MASK) {
1497                         TDM_ERR("Don't use the low-4bit for an extended DPMS mode: dpms_value(%x)", dpms_value);
1498                         return TDM_ERROR_BAD_REQUEST;
1499                 }
1500
1501                 if (!(private_output->caps.capabilities & TDM_OUTPUT_CAPABILITY_EXTENDED_DPMS)) {
1502                         TDM_ERR("output(%d) doesn't support the extended DPMS control: '%s'",
1503                                         private_output->pipe, tdm_dpms_str(dpms_value));
1504                         return TDM_ERROR_BAD_REQUEST;
1505                 }
1506         }
1507
1508         _pthread_mutex_lock(&private_display->lock);
1509
1510         if (private_output->waiting_dpms_change) {
1511                 TDM_ERR("DPMS is not changed yet. Can't be changed twice");
1512                 _pthread_mutex_unlock(&private_display->lock);
1513                 return TDM_ERROR_BAD_REQUEST;
1514         }
1515
1516         private_module = private_output->private_module;
1517         func_output = &private_module->func_output;
1518
1519         TDM_INFO("output(%d) dpms '%s'", private_output->pipe, tdm_dpms_str(dpms_value));
1520
1521         if (func_output->output_set_dpms)
1522                 ret = func_output->output_set_dpms(private_output->output_backend, dpms_value);
1523         else {
1524                 /* LCOV_EXCL_START */
1525                 ret = TDM_ERROR_NONE;
1526                 TDM_WRN("not implemented!!");
1527                 goto done;
1528                 /* LCOV_EXCL_STOP */
1529         }
1530
1531 done:
1532         if (ret == TDM_ERROR_NONE) {
1533                 if (private_output->current_dpms_value != dpms_value) {
1534                         private_output->current_dpms_value = dpms_value;
1535                         _tdm_output_call_thread_cb_dpms(private_output, dpms_value);
1536                 }
1537                 TDM_INFO("output(%d) dpms '%s' done", private_output->pipe, tdm_dpms_str(dpms_value));
1538         } else {
1539                 tdm_output_dpms temp = TDM_OUTPUT_DPMS_OFF;
1540
1541                 /* update current_dpms_value forcely */
1542                 tdm_output_get_dpms_internal(output, &temp);
1543
1544                 TDM_ERR("output(%d) set_dpms failed: dpms '%s'", private_output->pipe, tdm_dpms_str(temp));
1545         }
1546
1547         _pthread_mutex_unlock(&private_display->lock);
1548
1549         return ret;
1550 }
1551
1552 /* LCOV_EXCL_START */
1553 EXTERN tdm_error
1554 tdm_output_set_dpms_async(tdm_output *output, tdm_output_dpms dpms_value)
1555 {
1556         tdm_private_module *private_module;
1557         tdm_func_output *func_output;
1558         OUTPUT_FUNC_ENTRY();
1559
1560         if (!(private_output->caps.capabilities & TDM_OUTPUT_CAPABILITY_ASYNC_DPMS)) {
1561                 TDM_ERR("output doesn't support the asynchronous DPMS control!");
1562                 return TDM_ERROR_BAD_REQUEST;
1563         }
1564
1565         if (dpms_value > TDM_OUTPUT_DPMS_OFF) {
1566                 if (dpms_value & TDM_OUTPUT_DPMS_DEFAULT_MASK) {
1567                         TDM_ERR("Don't use the low-4bit for an extended DPMS mode: dpms_value(%x)", dpms_value);
1568                         return TDM_ERROR_BAD_REQUEST;
1569                 }
1570
1571                 if (!(private_output->caps.capabilities & TDM_OUTPUT_CAPABILITY_EXTENDED_DPMS)) {
1572                         TDM_ERR("output(%d) doesn't support the extended DPMS control: '%s'",
1573                                         private_output->pipe, tdm_dpms_str(dpms_value));
1574                         return TDM_ERROR_BAD_REQUEST;
1575                 }
1576         }
1577
1578         _pthread_mutex_lock(&private_display->lock);
1579
1580         if (private_output->waiting_dpms_change) {
1581                 TDM_ERR("DPMS is not changed yet. Can't be changed twice");
1582                 _pthread_mutex_unlock(&private_display->lock);
1583                 return TDM_ERROR_BAD_REQUEST;
1584         }
1585
1586         private_module = private_output->private_module;
1587         func_output = &private_module->func_output;
1588         if (!func_output->output_set_dpms_handler) {
1589                 TDM_WRN("not implemented: output_set_dpms_handler");
1590                 _pthread_mutex_unlock(&private_display->lock);
1591                 return TDM_ERROR_NOT_IMPLEMENTED;
1592         }
1593
1594         if (!func_output->output_set_dpms_async) {
1595                 TDM_WRN("not implemented: output_set_dpms_async");
1596                 _pthread_mutex_unlock(&private_display->lock);
1597                 return TDM_ERROR_NOT_IMPLEMENTED;
1598         }
1599
1600         if (!private_output->regist_dpms_cb) {
1601                 private_output->regist_dpms_cb = 1;
1602                 ret = func_output->output_set_dpms_handler(private_output->output_backend,
1603                                 tdm_output_cb_dpms, private_output);
1604                 if (ret != TDM_ERROR_NONE) {
1605                         _pthread_mutex_unlock(&private_display->lock);
1606                         TDM_ERR("Can't set the dpms handler!!");
1607                         return ret;
1608                 }
1609         }
1610
1611         TDM_INFO("output(%d) dpms async '%s'", private_output->pipe, tdm_dpms_str(dpms_value));
1612
1613         ret = func_output->output_set_dpms_async(private_output->output_backend, dpms_value);
1614
1615         if (ret == TDM_ERROR_NONE) {
1616                 private_output->waiting_dpms_change = 1;
1617                 TDM_INFO("output(%d) dpms async '%s' waiting", private_output->pipe, tdm_dpms_str(dpms_value));
1618         } else {
1619                 tdm_output_dpms temp = TDM_OUTPUT_DPMS_OFF;
1620
1621                 /* update current_dpms_value forcely */
1622                 tdm_output_get_dpms_internal(output, &temp);
1623
1624                 TDM_ERR("output(%d) set_dpms_async failed: dpms '%s'", private_output->pipe, tdm_dpms_str(temp));
1625         }
1626
1627         _pthread_mutex_unlock(&private_display->lock);
1628
1629         return ret;
1630 }
1631 /* LCOV_EXCL_STOP */
1632
1633 INTERN tdm_error
1634 tdm_output_get_dpms_internal(tdm_output *output, tdm_output_dpms *dpms_value)
1635 {
1636         tdm_private_output *private_output;
1637         tdm_private_module *private_module;
1638         tdm_func_output *func_output;
1639         tdm_error ret = TDM_ERROR_NONE;
1640
1641         TDM_RETURN_VAL_IF_FAIL(output != NULL, TDM_ERROR_INVALID_PARAMETER);
1642
1643         private_output = (tdm_private_output*)output;
1644
1645         /* TODO: this is ugly. But before calling backend's output_get_dpms(), we have
1646          * to check if all backends's DPMS operation has no problem. In future, we'd
1647          * better use new env instead of using commit_per_vblank variable to distinguish
1648          * whether we use the stored value or backend's output_get_dpms.
1649          */
1650         if (!private_output->commit_per_vblank) {
1651                 *dpms_value = private_output->current_dpms_value;
1652                 return TDM_ERROR_NONE;
1653         }
1654
1655         private_module = private_output->private_module;
1656         func_output = &private_module->func_output;
1657
1658         if (!func_output->output_get_dpms) {
1659                 /* LCOV_EXCL_START */
1660                 *dpms_value = private_output->current_dpms_value;
1661                 TDM_WRN("not implemented!!");
1662                 return TDM_ERROR_NONE;
1663                 /* LCOV_EXCL_STOP */
1664         }
1665
1666         ret = func_output->output_get_dpms(private_output->output_backend, dpms_value);
1667         if (ret != TDM_ERROR_NONE) {
1668                 /* LCOV_EXCL_START */
1669                 TDM_ERR("output_get_dpms failed");
1670                 *dpms_value = TDM_OUTPUT_DPMS_OFF;
1671                 /* LCOV_EXCL_STOP */
1672         }
1673
1674         /* checking with backend's value */
1675         if (*dpms_value != private_output->current_dpms_value) {
1676                 TDM_ERR("output(%d) dpms changed suddenly: %s -> %s",
1677                                 private_output->pipe, tdm_dpms_str(private_output->current_dpms_value),
1678                                 tdm_dpms_str(*dpms_value));
1679                 private_output->current_dpms_value = *dpms_value;
1680                 _tdm_output_call_thread_cb_dpms(private_output, *dpms_value);
1681         }
1682
1683         return ret;
1684 }
1685
1686 EXTERN tdm_error
1687 tdm_output_get_dpms(tdm_output *output, tdm_output_dpms *dpms_value)
1688 {
1689         OUTPUT_FUNC_ENTRY();
1690
1691         TDM_RETURN_VAL_IF_FAIL(dpms_value != NULL, TDM_ERROR_INVALID_PARAMETER);
1692
1693         _pthread_mutex_lock(&private_display->lock);
1694
1695         ret = tdm_output_get_dpms_internal(output, dpms_value);
1696
1697         _pthread_mutex_unlock(&private_display->lock);
1698
1699         return ret;
1700 }
1701
1702 EXTERN tdm_error
1703 tdm_output_has_capture_capability(tdm_output *output, unsigned int *has_capability)
1704 {
1705         tdm_private_module *private_module;
1706
1707         OUTPUT_FUNC_ENTRY();
1708
1709         TDM_RETURN_VAL_IF_FAIL(has_capability != NULL, TDM_ERROR_INVALID_PARAMETER);
1710
1711         _pthread_mutex_lock(&private_display->lock);
1712
1713         private_module = private_output->private_module;
1714
1715         if (!(private_module->capabilities & TDM_DISPLAY_CAPABILITY_CAPTURE))
1716                 *has_capability = 0;
1717         else if (!(private_module->caps_capture.capabilities & TDM_CAPTURE_CAPABILITY_OUTPUT))
1718                 *has_capability = 0;
1719         else
1720                 *has_capability = 1;
1721
1722         _pthread_mutex_unlock(&private_display->lock);
1723
1724         return ret;
1725 }
1726
1727 EXTERN tdm_capture *
1728 tdm_output_create_capture(tdm_output *output, tdm_error *error)
1729 {
1730         tdm_capture *capture = NULL;
1731
1732         OUTPUT_FUNC_ENTRY_ERROR();
1733
1734         _pthread_mutex_lock(&private_display->lock);
1735
1736         capture = (tdm_capture *)tdm_capture_create_output_internal(private_output, error);
1737
1738         _pthread_mutex_unlock(&private_display->lock);
1739
1740         return capture;
1741 }
1742
1743 EXTERN tdm_hwc *
1744 tdm_output_get_hwc(tdm_output *output, tdm_error *error)
1745 {
1746         tdm_private_hwc *private_hwc = NULL;
1747
1748         OUTPUT_FUNC_ENTRY_ERROR();
1749
1750         _pthread_mutex_lock(&private_display->lock);
1751
1752         private_hwc = private_output->private_hwc;
1753         if (!private_hwc) {
1754                 if (error)
1755                         *error = TDM_ERROR_BAD_REQUEST;
1756                 _pthread_mutex_unlock(&private_display->lock);
1757                 return NULL;
1758         }
1759
1760         if (error)
1761                 *error = TDM_ERROR_NONE;
1762
1763         _pthread_mutex_unlock(&private_display->lock);
1764
1765         return private_hwc;
1766 }
1767
1768 INTERN tdm_error
1769 tdm_output_choose_commit_per_vblank_mode(tdm_private_output *private_output, int mode)
1770 {
1771         if (!private_output)
1772                 return TDM_ERROR_INVALID_PARAMETER;
1773
1774         if (mode < 0 || mode > 2)
1775                 return TDM_ERROR_INVALID_PARAMETER;
1776
1777         private_output->commit_per_vblank = mode;
1778
1779         if (private_output->commit_per_vblank == 0)
1780                 TDM_INFO("commit per vblank: disable");
1781         else if (private_output->commit_per_vblank == 1)
1782                 TDM_INFO("commit per vblank: enable (1 layer)");
1783         else if (private_output->commit_per_vblank == 2)
1784                 TDM_INFO("commit per vblank: enable (previous commit)");
1785
1786         return TDM_ERROR_NONE;
1787 }
1788
1789 INTERN tdm_error
1790 tdm_output_set_available_mode(tdm_output *output, const tdm_output_mode *modes, int count)
1791 {
1792         tdm_private_module *private_module = NULL;
1793         tdm_func_output *func_output = NULL;
1794
1795         OUTPUT_FUNC_ENTRY();
1796
1797         TDM_RETURN_VAL_IF_FAIL(modes != NULL, TDM_ERROR_INVALID_PARAMETER);
1798         TDM_RETURN_VAL_IF_FAIL(count != 0, TDM_ERROR_INVALID_PARAMETER);
1799
1800         private_module = private_output->private_module;
1801         TDM_RETURN_VAL_IF_FAIL(private_module == private_display->virtual_module, TDM_ERROR_BAD_MODULE);
1802
1803         _pthread_mutex_lock(&private_display->lock);
1804
1805         func_output = &private_module->func_output;
1806         if (func_output->output_set_available_mode)
1807                 ret = func_output->output_set_available_mode(private_output->output_backend, modes, count);
1808
1809         _pthread_mutex_unlock(&private_display->lock);
1810
1811         return ret;
1812 }
1813
1814 INTERN tdm_error
1815 tdm_output_set_physical_size(tdm_output *output,  unsigned int mmwidth, unsigned int mmheight)
1816 {
1817         tdm_private_module *private_module = NULL;
1818         tdm_func_output *func_output = NULL;
1819
1820         OUTPUT_FUNC_ENTRY();
1821
1822         TDM_RETURN_VAL_IF_FAIL(mmwidth != 0, TDM_ERROR_INVALID_PARAMETER);
1823         TDM_RETURN_VAL_IF_FAIL(mmheight != 0, TDM_ERROR_INVALID_PARAMETER);
1824
1825         private_module = private_output->private_module;
1826         TDM_RETURN_VAL_IF_FAIL(private_module == private_display->virtual_module, TDM_ERROR_BAD_MODULE);
1827
1828         _pthread_mutex_lock(&private_display->lock);
1829
1830         func_output = &private_module->func_output;
1831         if (func_output->output_set_physical_size)
1832                 ret = func_output->output_set_physical_size(private_output->output_backend, mmwidth, mmheight);
1833
1834         _pthread_mutex_unlock(&private_display->lock);
1835
1836         return ret;
1837 }
1838
1839 INTERN tdm_error
1840 tdm_output_set_connect(tdm_output *output)
1841 {
1842         tdm_private_module *private_module = NULL;
1843         tdm_func_output *func_output = NULL;
1844
1845         OUTPUT_FUNC_ENTRY();
1846
1847         private_module = private_output->private_module;
1848         TDM_RETURN_VAL_IF_FAIL(private_module == private_display->virtual_module, TDM_ERROR_BAD_MODULE);
1849
1850         _pthread_mutex_lock(&private_display->lock);
1851
1852         func_output = &private_module->func_output;
1853         if (func_output->output_set_connect)
1854                 ret = func_output->output_set_connect(private_output->output_backend);
1855
1856         _pthread_mutex_unlock(&private_display->lock);
1857
1858         return ret;
1859 }
1860
1861 INTERN tdm_error
1862 tdm_output_set_disconnect(tdm_output *output)
1863 {
1864         tdm_private_module *private_module = NULL;
1865         tdm_func_output *func_output = NULL;
1866
1867         OUTPUT_FUNC_ENTRY();
1868
1869         private_module = private_output->private_module;
1870         TDM_RETURN_VAL_IF_FAIL(private_module == private_display->virtual_module, TDM_ERROR_BAD_MODULE);
1871
1872         _pthread_mutex_lock(&private_display->lock);
1873
1874         func_output = &private_module->func_output;
1875         if (func_output->output_set_disconnect)
1876                 ret = func_output->output_set_disconnect(private_output->output_backend);
1877
1878         _pthread_mutex_unlock(&private_display->lock);
1879
1880         return ret;
1881 }
1882
1883 INTERN tdm_error
1884 tdm_output_commit_done(tdm_output *output, tbm_surface_h buffer)
1885 {
1886         tdm_private_layer *private_layer = NULL;
1887         tdm_private_output_commit_handler *output_commit_handler = NULL;
1888         static int sequence = 0;
1889         tdm_private_output *private_output;
1890         TDM_RETURN_VAL_IF_FAIL(output != NULL, TDM_ERROR_INVALID_PARAMETER); \
1891         private_output = (tdm_private_output*)output;
1892
1893         LIST_FOR_EACH_ENTRY(private_layer, &private_output->layer_list, link) {
1894                 if (private_layer) break;
1895         }
1896
1897         private_layer->commiting_buffer = NULL;
1898
1899         LIST_FOR_EACH_ENTRY(output_commit_handler, &private_output->output_commit_handler_list, link) {
1900                 if (output_commit_handler) break;
1901         }
1902         TDM_RETURN_VAL_IF_FAIL(output_commit_handler, TDM_ERROR_INVALID_PARAMETER);
1903
1904         LIST_DEL(&output_commit_handler->link);
1905
1906         output_commit_handler->func(private_output,
1907                                                                 sequence++,
1908                                                                 0, 0,
1909                                                                 output_commit_handler->user_data);
1910         free(output_commit_handler);
1911
1912         return TDM_ERROR_NONE;
1913 }
1914 /* LCOV_EXCL_STOP */