1 /**************************************************************************
5 * Copyright 2015 Samsung Electronics co., Ltd. All Rights Reserved.
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>
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:
22 * The above copyright notice and this permission notice (including the
23 * next paragraph) shall be included in all copies or substantial portions
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.
34 **************************************************************************/
40 #include "tdm_private.h"
42 pthread_mutex_t tdm_mutex_check_lock = PTHREAD_MUTEX_INITIALIZER;
44 const char *tdm_mutex_lock_func;
45 int tdm_mutex_lock_line;
46 const char *tdm_mutex_unlock_func;
47 int tdm_mutex_unlock_line;
50 static tdm_private_layer *
51 _tdm_display_find_private_layer(tdm_private_output *private_output,
52 tdm_layer *layer_backend)
54 tdm_private_layer *private_layer = NULL;
56 LIST_FOR_EACH_ENTRY(private_layer, &private_output->layer_list, link) {
57 if (private_layer->layer_backend == layer_backend)
64 static tdm_private_output *
65 _tdm_display_find_private_output(tdm_private_display *private_display,
66 tdm_output *output_backend)
68 tdm_private_output *private_output = NULL;
70 LIST_FOR_EACH_ENTRY(private_output, &private_display->output_list, link) {
71 if (private_output->output_backend == output_backend)
72 return private_output;
78 INTERN tdm_private_output *
79 tdm_display_find_output_stamp(tdm_private_display *private_display, double stamp)
81 tdm_private_output *private_output = NULL;
83 LIST_FOR_EACH_ENTRY(private_output, &private_display->output_list, link) {
84 if (private_output->stamp == stamp)
85 return private_output;
92 _tdm_display_destroy_caps_pp(tdm_caps_pp *caps_pp)
95 free(caps_pp->formats);
97 memset(caps_pp, 0, sizeof(tdm_caps_pp));
101 _tdm_display_destroy_caps_capture(tdm_caps_capture *caps_capture)
103 if (caps_capture->formats)
104 free(caps_capture->formats);
106 memset(caps_capture, 0, sizeof(tdm_caps_capture));
110 _tdm_display_destroy_caps_layer(tdm_caps_layer *caps_layer)
112 if (caps_layer->formats)
113 free(caps_layer->formats);
115 if (caps_layer->props)
116 free(caps_layer->props);
118 memset(caps_layer, 0, sizeof(tdm_caps_layer));
122 _tdm_display_destroy_caps_output(tdm_caps_output *caps_output)
124 if (caps_output->modes)
125 free(caps_output->modes);
127 if (caps_output->props)
128 free(caps_output->props);
130 memset(caps_output, 0, sizeof(tdm_caps_output));
134 _tdm_display_destroy_private_layer(tdm_private_layer *private_layer)
136 tdm_private_capture *c = NULL, *cc = NULL;
138 LIST_DEL(&private_layer->link);
140 LIST_FOR_EACH_ENTRY_SAFE(c, cc, &private_layer->capture_list, link)
141 tdm_capture_destroy_internal(c);
143 _tdm_display_destroy_caps_layer(&private_layer->caps);
149 _tdm_display_destroy_private_output(tdm_private_output *private_output)
151 tdm_private_display *private_display = private_output->private_display;
152 tdm_private_layer *l = NULL, *ll = NULL;
153 tdm_private_hwc_window *hw = NULL, *hww = NULL;
154 tdm_private_capture *c = NULL, *cc = NULL;
155 tdm_private_vblank_handler *v = NULL, *vv = NULL;
156 tdm_private_output_commit_handler *om = NULL, *omm = NULL;
157 tdm_private_layer_commit_handler *lm = NULL, *lmm = NULL;
158 tdm_private_change_handler *h = NULL, *hh = NULL;
160 LIST_DEL(&private_output->link);
162 free(private_output->layers_ptr);
164 LIST_FOR_EACH_ENTRY_SAFE(v, vv, &private_output->vblank_handler_list, link) {
169 LIST_FOR_EACH_ENTRY_SAFE(om, omm, &private_output->output_commit_handler_list, link) {
174 LIST_FOR_EACH_ENTRY_SAFE(lm, lmm, &private_output->layer_commit_handler_list, link) {
179 LIST_FOR_EACH_ENTRY_SAFE(lm, lmm, &private_output->pending_commit_handler_list, link) {
184 LIST_FOR_EACH_ENTRY_SAFE(h, hh, &private_output->change_handler_list_main, link) {
189 LIST_FOR_EACH_ENTRY_SAFE(h, hh, &private_output->change_handler_list_sub, link) {
194 if (private_output->vblank) {
195 /* tdm_vblank APIs is for server. it should be called in unlock status*/
196 _pthread_mutex_unlock(&private_display->lock);
197 tdm_vblank_destroy(private_output->vblank);
198 _pthread_mutex_lock(&private_display->lock);
201 if (private_output->ttrace_vblank) {
202 /* tdm_vblank APIs is for server. it should be called in unlock status*/
203 _pthread_mutex_unlock(&private_display->lock);
204 tdm_vblank_destroy(private_output->ttrace_vblank);
205 _pthread_mutex_lock(&private_display->lock);
208 LIST_FOR_EACH_ENTRY_SAFE(c, cc, &private_output->capture_list, link)
209 tdm_capture_destroy_internal(c);
211 LIST_FOR_EACH_ENTRY_SAFE(hw, hww, &private_output->hwc_window_list, link)
212 tdm_hwc_window_destroy_internal(hw);
214 LIST_FOR_EACH_ENTRY_SAFE(l, ll, &private_output->layer_list, link)
215 _tdm_display_destroy_private_layer(l);
217 _tdm_display_destroy_caps_output(&private_output->caps);
219 if (private_output->dpms_changed_timer)
220 tdm_event_loop_source_remove(private_output->dpms_changed_timer);
222 tdm_event_loop_source_remove(private_output->need_validate.event_source);
223 close(private_output->need_validate.event_fd);
225 private_output->stamp = 0;
226 free(private_output);
230 _tdm_display_destroy_private_display(tdm_private_display *private_display)
232 tdm_private_output *o = NULL, *oo = NULL;
233 tdm_private_pp *p = NULL, *pp = NULL;
235 free(private_display->outputs_ptr);
236 if (private_display->outputs) {
237 free(private_display->outputs);
238 private_display->outputs = NULL;
241 LIST_FOR_EACH_ENTRY_SAFE(p, pp, &private_display->pp_list, link)
242 tdm_pp_destroy_internal(p);
244 LIST_FOR_EACH_ENTRY_SAFE(o, oo, &private_display->output_list, link)
245 _tdm_display_destroy_private_output(o);
247 _tdm_display_destroy_caps_pp(&private_display->caps_pp);
248 _tdm_display_destroy_caps_capture(&private_display->caps_capture);
250 private_display->capabilities = 0;
251 private_display->caps_display.max_layer_count = 0;
255 _tdm_display_update_caps_pp(tdm_private_display *private_display,
258 tdm_func_display *func_display = &private_display->func_display;
261 if (!(private_display->capabilities & TDM_DISPLAY_CAPABILITY_PP))
262 return TDM_ERROR_NONE;
264 if (!func_display->display_get_pp_capability) {
265 TDM_ERR("no display_get_pp_capability()");
266 return TDM_ERROR_BAD_MODULE;
269 ret = func_display->display_get_pp_capability(private_display->bdata, caps);
270 if (ret != TDM_ERROR_NONE) {
271 TDM_ERR("display_get_pp_capability() failed");
272 return TDM_ERROR_BAD_MODULE;
275 return TDM_ERROR_NONE;
279 _tdm_display_update_caps_capture(tdm_private_display *private_display,
280 tdm_caps_capture *caps)
282 tdm_func_display *func_display = &private_display->func_display;
285 if (!(private_display->capabilities & TDM_DISPLAY_CAPABILITY_CAPTURE))
286 return TDM_ERROR_NONE;
288 if (!func_display->display_get_capture_capability) {
289 TDM_ERR("no display_get_capture_capability()");
290 return TDM_ERROR_BAD_MODULE;
293 ret = func_display->display_get_capture_capability(private_display->bdata, caps);
294 if (ret != TDM_ERROR_NONE) {
295 TDM_ERR("display_get_capture_capability() failed");
296 return TDM_ERROR_BAD_MODULE;
299 return TDM_ERROR_NONE;
303 _tdm_display_update_caps_layer(tdm_private_display *private_display,
304 tdm_layer *layer_backend, tdm_caps_layer *caps)
306 tdm_func_layer *func_layer = &private_display->func_layer;
309 if (!func_layer->layer_get_capability) {
310 TDM_ERR("no layer_get_capability()");
311 return TDM_ERROR_BAD_MODULE;
314 ret = func_layer->layer_get_capability(layer_backend, caps);
315 if (ret != TDM_ERROR_NONE) {
316 TDM_ERR("layer_get_capability() failed");
317 return TDM_ERROR_BAD_MODULE;
320 return TDM_ERROR_NONE;
324 _tdm_display_update_caps_output(tdm_private_display *private_display, int pipe,
325 tdm_output *output_backend, tdm_caps_output *caps)
327 tdm_func_output *func_output = &private_display->func_output;
328 char temp[TDM_NAME_LEN];
332 if (!func_output->output_get_capability) {
333 TDM_ERR("no output_get_capability()");
334 return TDM_ERROR_BAD_MODULE;
337 stamp = tdm_helper_get_time();
338 ret = func_output->output_get_capability(output_backend, caps);
339 TDM_DBG("backend output_get_capability() time: %.3f ms", (tdm_helper_get_time() - stamp) * 1000.0);
341 if (ret != TDM_ERROR_NONE) {
342 TDM_ERR("output_get_capability() failed");
343 return TDM_ERROR_BAD_MODULE;
346 /* FIXME: Use model for tdm client to distinguish amoung outputs */
347 snprintf(temp, TDM_NAME_LEN, "%s-%d", caps->model, pipe);
348 snprintf(caps->model, TDM_NAME_LEN, "%s", temp);
350 return TDM_ERROR_NONE;
354 _tdm_display_update_layer(tdm_private_display *private_display,
355 tdm_private_output *private_output,
356 tdm_layer *layer_backend, int index)
358 tdm_private_layer *private_layer;
361 private_layer = _tdm_display_find_private_layer(private_output, layer_backend);
362 if (!private_layer) {
363 private_layer = calloc(1, sizeof(tdm_private_layer));
364 TDM_RETURN_VAL_IF_FAIL(private_layer != NULL, TDM_ERROR_OUT_OF_MEMORY);
366 LIST_ADDTAIL(&private_layer->link, &private_output->layer_list);
367 private_layer->index = index;
368 private_layer->private_display = private_display;
369 private_layer->private_output = private_output;
370 private_layer->layer_backend = layer_backend;
372 LIST_INITHEAD(&private_layer->capture_list);
374 private_layer->usable = 1;
376 _tdm_display_destroy_caps_layer(&private_layer->caps);
378 ret = _tdm_display_update_caps_layer(private_display, layer_backend,
379 &private_layer->caps);
380 if (ret != TDM_ERROR_NONE)
383 return TDM_ERROR_NONE;
385 _tdm_display_destroy_private_layer(private_layer);
390 tdm_display_update_output(tdm_private_display *private_display,
391 tdm_output *output_backend, int pipe)
393 tdm_func_output *func_output = &private_display->func_output;
394 tdm_private_output *private_output = NULL;
395 tdm_layer **layers = NULL;
396 int layer_count = 0, i;
399 private_output = _tdm_display_find_private_output(private_display, output_backend);
400 if (!private_output) {
401 private_output = calloc(1, sizeof(tdm_private_output));
402 TDM_RETURN_VAL_IF_FAIL(private_output != NULL, TDM_ERROR_OUT_OF_MEMORY);
404 private_output->stamp = tdm_helper_get_time();
405 while (tdm_display_find_output_stamp(private_display, private_output->stamp))
406 private_output->stamp++;
408 LIST_ADDTAIL(&private_output->link, &private_display->output_list);
410 private_output->private_display = private_display;
411 private_output->current_dpms_value = TDM_OUTPUT_DPMS_OFF;
412 private_output->output_backend = output_backend;
413 private_output->pipe = pipe;
414 private_output->index = pipe;
416 LIST_INITHEAD(&private_output->layer_list);
417 LIST_INITHEAD(&private_output->hwc_window_list);
418 LIST_INITHEAD(&private_output->capture_list);
419 LIST_INITHEAD(&private_output->vblank_handler_list);
420 LIST_INITHEAD(&private_output->output_commit_handler_list);
421 LIST_INITHEAD(&private_output->layer_commit_handler_list);
422 LIST_INITHEAD(&private_output->pending_commit_handler_list);
423 LIST_INITHEAD(&private_output->change_handler_list_main);
424 LIST_INITHEAD(&private_output->change_handler_list_sub);
426 if (func_output->output_set_status_handler) {
427 func_output->output_set_status_handler(private_output->output_backend,
428 tdm_output_cb_status,
430 private_output->regist_change_cb = 1;
433 ret = _tdm_display_update_caps_output(private_display, pipe, output_backend,
434 &private_output->caps);
435 if (ret != TDM_ERROR_NONE)
438 tdm_caps_output new_caps;
440 ret = _tdm_display_update_caps_output(private_display, pipe, output_backend,
442 if (ret != TDM_ERROR_NONE)
445 /* FIXME: This is very ugly. need to fix after the TDM ABI is changed. */
446 if (private_output->caps.status != new_caps.status) {
447 _tdm_display_destroy_caps_output(&private_output->caps);
448 private_output->caps = new_caps;
449 private_output->current_mode = NULL;
451 tdm_output_mode *old_modes = private_output->caps.modes;
452 unsigned int old_mode_count = private_output->caps.mode_count;
454 free(new_caps.modes);
455 new_caps.modes = old_modes;
456 new_caps.mode_count = old_mode_count;
457 if (private_output->caps.props)
458 free(private_output->caps.props);
459 private_output->caps = new_caps;
463 layers = func_output->output_get_layers(output_backend, &layer_count, &ret);
464 if (ret != TDM_ERROR_NONE)
467 for (i = 0; i < layer_count; i++) {
468 ret = _tdm_display_update_layer(private_display, private_output, layers[i], i);
469 if (ret != TDM_ERROR_NONE)
475 return TDM_ERROR_NONE;
477 _tdm_display_destroy_private_output(private_output);
483 _tdm_display_set_main_first(tdm_output **outputs, int index)
485 tdm_output *output_tmp = NULL;
490 output_tmp = outputs[0];
491 outputs[0] = outputs[index];
492 outputs[index] = output_tmp;
498 _tdm_display_get_ordered_outputs(tdm_private_display *private_display, int *count)
500 tdm_func_display *func_display = &private_display->func_display;
501 tdm_output **outputs = NULL;
502 tdm_output **new_outputs = NULL;
503 tdm_output *output_dsi = NULL;
504 tdm_output *output_lvds = NULL;
505 tdm_output *output_hdmia = NULL;
506 tdm_output *output_hdmib = NULL;
507 int i, output_count = 0, output_connected_count = 0;
508 int index_dsi = 0, index_lvds = 0, index_hdmia = 0, index_hdmib = 0;
511 /* don't change list order if not init time */
512 if (private_display->outputs)
513 return private_display->outputs;
515 outputs = func_display->display_get_outputs(private_display->bdata, &output_count, &ret);
516 if (ret != TDM_ERROR_NONE)
517 goto failed_get_outputs;
519 *count = output_count;
521 if (output_count == 0)
522 goto failed_get_outputs;
523 else if (output_count == 1) {
524 private_display->outputs = outputs;
528 /* count connected outputs */
529 for (i = 0; i < output_count; i++) {
530 tdm_func_output *func_output = &private_display->func_output;
531 tdm_caps_output caps;
532 memset(&caps, 0, sizeof(tdm_caps_output));
534 if (!func_output->output_get_capability) {
535 TDM_ERR("no output_get_capability()");
536 goto failed_get_outputs;
539 ret = func_output->output_get_capability(outputs[i], &caps);
540 if (ret != TDM_ERROR_NONE) {
541 TDM_ERR("output_get_capability() failed");
542 goto failed_get_outputs;
545 if (caps.status == TDM_OUTPUT_CONN_STATUS_CONNECTED) {
546 output_connected_count++;
549 case TDM_OUTPUT_TYPE_DSI:
550 output_dsi = outputs[i];
553 case TDM_OUTPUT_TYPE_LVDS:
554 output_lvds = outputs[i];
557 case TDM_OUTPUT_TYPE_HDMIA:
558 output_hdmia = outputs[i];
561 case TDM_OUTPUT_TYPE_HDMIB:
562 output_hdmib = outputs[i];
570 _tdm_display_destroy_caps_output(&caps);
573 /* ordering : main output is first */
574 /* If there is no connected output, lvds or dsi cannot be main display. (cannot connect after booting)
575 * But hdmi is possible, so set hdmi to main display.
576 * If connected only one output, it is main output.
577 * If connected outputs over 2, has priority like below.
578 * (dsi > lvds > hdmi > else)
580 if (output_connected_count == 0) {
581 /* hdmi > dsi > lvds > else */
582 if (output_hdmia != NULL)
583 new_outputs = _tdm_display_set_main_first(outputs, index_hdmia);
584 else if (output_hdmib != NULL)
585 new_outputs = _tdm_display_set_main_first(outputs, index_hdmib);
586 else if (output_dsi != NULL)
587 new_outputs = _tdm_display_set_main_first(outputs, index_dsi);
588 else if (output_lvds != NULL)
589 new_outputs = _tdm_display_set_main_first(outputs, index_lvds);
591 new_outputs = outputs;
592 } else { /* (output_connected_count > 1) */
593 /* dsi > lvds > hdmi > else */
594 if (output_dsi != NULL)
595 new_outputs = _tdm_display_set_main_first(outputs, index_dsi);
596 else if (output_lvds != NULL)
597 new_outputs = _tdm_display_set_main_first(outputs, index_lvds);
598 else if (output_hdmia != NULL)
599 new_outputs = _tdm_display_set_main_first(outputs, index_hdmia);
600 else if (output_hdmib != NULL)
601 new_outputs = _tdm_display_set_main_first(outputs, index_hdmib);
603 new_outputs = outputs;
606 private_display->outputs = new_outputs;
617 _tdm_display_update_internal(tdm_private_display *private_display,
620 tdm_output **outputs = NULL;
621 int output_count = 0, i;
622 tdm_error ret = TDM_ERROR_NONE;
624 LIST_INITHEAD(&private_display->output_list);
625 LIST_INITHEAD(&private_display->pp_list);
626 LIST_INITHEAD(&private_display->capture_list);
629 ret = _tdm_display_update_caps_pp(private_display, &private_display->caps_pp);
630 if (ret != TDM_ERROR_NONE)
633 ret = _tdm_display_update_caps_capture(private_display,
634 &private_display->caps_capture);
635 if (ret != TDM_ERROR_NONE)
639 outputs = _tdm_display_get_ordered_outputs(private_display, &output_count);
643 for (i = 0; i < output_count; i++) {
644 ret = tdm_display_update_output(private_display, outputs[i], i);
645 if (ret != TDM_ERROR_NONE)
649 return TDM_ERROR_NONE;
652 _tdm_display_destroy_private_display(private_display);
658 tdm_display_update(tdm_display *dpy)
660 tdm_private_display *private_display;
663 TDM_RETURN_VAL_IF_FAIL(dpy != NULL, TDM_ERROR_INVALID_PARAMETER);
664 TDM_RETURN_VAL_IF_FAIL(tdm_display_is_valid(dpy), TDM_ERROR_INVALID_PARAMETER);
666 private_display = dpy;
667 _pthread_mutex_lock(&private_display->lock);
669 ret = _tdm_display_update_internal(private_display, 1);
671 _pthread_mutex_unlock(&private_display->lock);
676 #define SUFFIX_MODULE ".so"
677 #define TDM_DEFAULT_MODULE "libtdm-default"SUFFIX_MODULE
678 #define TDM_DUMMY_MODULE "libtdm-dummy"SUFFIX_MODULE
680 int tdm_debug_module;
682 int tdm_ttrace_module;
683 int tdm_ttrace_output;
685 static tdm_private_display *g_private_display;
686 static pthread_mutex_t gLock = PTHREAD_MUTEX_INITIALIZER;
688 /* LCOV_EXCL_START */
690 _tdm_display_check_module(tdm_backend_module *module)
694 TDM_INFO("TDM ABI version : %d.%d",
695 TDM_MAJOR_VERSION, TDM_MINOR_VERSION);
698 TDM_ERR("TDM backend doesn't have name");
699 return TDM_ERROR_BAD_MODULE;
702 if (!module->vendor) {
703 TDM_ERR("TDM backend doesn't have vendor");
704 return TDM_ERROR_BAD_MODULE;
707 major = TDM_BACKEND_GET_ABI_MAJOR(module->abi_version);
708 minor = TDM_BACKEND_GET_ABI_MINOR(module->abi_version);
710 TDM_INFO("TDM module name: %s", module->name);
711 TDM_INFO("'%s' vendor: %s", module->name, module->vendor);
712 TDM_INFO("'%s' version: %d.%d", module->name, major, minor);
714 if (major != TDM_MAJOR_VERSION) {
715 TDM_ERR("'%s' major version mismatch, %d != %d",
716 module->name, major, TDM_MAJOR_VERSION);
717 return TDM_ERROR_BAD_MODULE;
720 if (minor > TDM_MINOR_VERSION) {
721 TDM_ERR("'%s' minor version(%d) is newer than %d",
722 module->name, minor, TDM_MINOR_VERSION);
723 return TDM_ERROR_BAD_MODULE;
727 TDM_ERR("'%s' doesn't have init function", module->name);
728 return TDM_ERROR_BAD_MODULE;
731 if (!module->deinit) {
732 TDM_ERR("'%s' doesn't have deinit function", module->name);
733 return TDM_ERROR_BAD_MODULE;
736 return TDM_ERROR_NONE;
740 _tdm_display_check_backend_functions(tdm_private_display *private_display)
742 tdm_func_display *func_display = &private_display->func_display;
743 tdm_func_output *func_output = &private_display->func_output;
744 tdm_func_layer *func_layer = &private_display->func_layer;
747 /* below functions should be implemented in backend side */
749 TDM_RETURN_VAL_IF_FAIL(func_display != NULL, TDM_ERROR_BAD_MODULE);
750 TDM_RETURN_VAL_IF_FAIL(func_display->display_get_outputs, TDM_ERROR_BAD_MODULE);
751 TDM_RETURN_VAL_IF_FAIL(func_output->output_get_capability, TDM_ERROR_BAD_MODULE);
752 TDM_RETURN_VAL_IF_FAIL(func_output->output_get_layers, TDM_ERROR_BAD_MODULE);
753 TDM_RETURN_VAL_IF_FAIL(func_layer->layer_get_capability, TDM_ERROR_BAD_MODULE);
755 ret = func_display->display_get_capability(private_display->bdata, &private_display->caps_display);
756 if (ret != TDM_ERROR_NONE) {
757 TDM_ERR("display_get_capability() failed");
758 return TDM_ERROR_BAD_MODULE;
761 if (private_display->capabilities & TDM_DISPLAY_CAPABILITY_PP) {
762 tdm_func_pp *func_pp = &private_display->func_pp;
763 TDM_RETURN_VAL_IF_FAIL(func_display->display_get_pp_capability, TDM_ERROR_BAD_MODULE);
764 TDM_RETURN_VAL_IF_FAIL(func_display->display_create_pp, TDM_ERROR_BAD_MODULE);
765 TDM_RETURN_VAL_IF_FAIL(func_pp->pp_destroy, TDM_ERROR_BAD_MODULE);
766 TDM_RETURN_VAL_IF_FAIL(func_pp->pp_commit, TDM_ERROR_BAD_MODULE);
767 TDM_RETURN_VAL_IF_FAIL(func_pp->pp_set_done_handler, TDM_ERROR_BAD_MODULE);
770 if (private_display->capabilities & TDM_DISPLAY_CAPABILITY_CAPTURE) {
771 tdm_func_capture *func_capture = &private_display->func_capture;
772 TDM_RETURN_VAL_IF_FAIL(func_display->display_get_capture_capability, TDM_ERROR_BAD_MODULE);
773 if (private_display->caps_capture.capabilities & TDM_CAPTURE_CAPABILITY_OUTPUT)
774 TDM_RETURN_VAL_IF_FAIL(func_output->output_create_capture, TDM_ERROR_BAD_MODULE);
775 if (private_display->caps_capture.capabilities & TDM_CAPTURE_CAPABILITY_LAYER)
776 TDM_RETURN_VAL_IF_FAIL(func_layer->layer_create_capture, TDM_ERROR_BAD_MODULE);
777 TDM_RETURN_VAL_IF_FAIL(func_capture->capture_destroy, TDM_ERROR_BAD_MODULE);
778 TDM_RETURN_VAL_IF_FAIL(func_capture->capture_commit, TDM_ERROR_BAD_MODULE);
779 TDM_RETURN_VAL_IF_FAIL(func_capture->capture_set_done_handler, TDM_ERROR_BAD_MODULE);
782 return TDM_ERROR_NONE;
786 _tdm_display_load_module_with_file(tdm_private_display *private_display,
789 char path[TDM_PATH_LEN] = {0,};
790 tdm_backend_module *module_data;
796 size = snprintf(path, sizeof(path), TDM_MODULE_PATH "/%s", file);
797 if (size >= (int)sizeof(path)) {
798 TDM_WRN("too long: %s/%s", TDM_MODULE_PATH, file);
799 return TDM_ERROR_BAD_MODULE;
802 stamp = tdm_helper_get_time();
804 TDM_TRACE_BEGIN("TDM_Load_Backend");
805 module = dlopen(path, RTLD_LAZY);
807 TDM_ERR("failed to load module: %s(%s)", dlerror(), file);
809 return TDM_ERROR_BAD_MODULE;
812 module_data = dlsym(module, "tdm_backend_module_data");
814 TDM_ERR("'%s' doesn't have data object", file);
815 ret = TDM_ERROR_BAD_MODULE;
821 TDM_DBG("dlopen, dlsym time: %.3f ms", (tdm_helper_get_time() - stamp) * 1000.0);
823 private_display->module_data = module_data;
824 private_display->module = module;
826 /* check if version, init() and deinit() are valid or not */
827 ret = _tdm_display_check_module(module_data);
828 if (ret != TDM_ERROR_NONE)
831 /* We don't care if backend_data is NULL or not. It's up to backend. */
832 TDM_TRACE_BEGIN("TDM_Init_Backend");
833 stamp = tdm_helper_get_time();
834 private_display->bdata = module_data->init((tdm_display *)private_display, &ret);
835 TDM_DBG("backend init() time: %.3f ms", (tdm_helper_get_time() - stamp) * 1000.0);
838 if (ret != TDM_ERROR_NONE) {
839 TDM_ERR("failed to init '%s' module", module_data->name);
843 ret = _tdm_display_check_backend_functions(private_display);
844 if (ret != TDM_ERROR_NONE) {
845 module_data->deinit(private_display->bdata);
846 private_display->bdata = NULL;
850 TDM_INFO("Success to load '%s' module", module_data->name);
852 return TDM_ERROR_NONE;
855 private_display->module_data = NULL;
856 private_display->module = NULL;
861 _tdm_display_load_module(tdm_private_display *private_display)
863 const char *module_name;
864 struct dirent **namelist;
868 module_name = getenv("TDM_MODULE");
870 module_name = TDM_DEFAULT_MODULE;
872 len = strlen(module_name);
873 if (len > TDM_NAME_LEN - 1) {
874 TDM_ERR("TDM_MODULE is too long\n");
875 return TDM_ERROR_OPERATION_FAILED;
878 /* load bufmgr priv from default lib */
879 ret = _tdm_display_load_module_with_file(private_display, module_name);
880 if (ret == TDM_ERROR_NONE)
881 return TDM_ERROR_NONE;
883 /* load bufmgr priv from dummy lib */
884 ret = _tdm_display_load_module_with_file(private_display, TDM_DUMMY_MODULE);
885 if (ret == TDM_ERROR_NONE)
886 return TDM_ERROR_NONE;
888 /* load bufmgr priv from configured path */
889 n = scandir(TDM_MODULE_PATH, &namelist, 0, alphasort);
891 TDM_ERR("no module in '%s'\n", TDM_MODULE_PATH);
892 return TDM_ERROR_BAD_MODULE;
895 ret = TDM_ERROR_BAD_MODULE;
897 if (ret < 0 && strstr(namelist[n]->d_name, SUFFIX_MODULE))
898 ret = _tdm_display_load_module_with_file(private_display, namelist[n]->d_name);
908 _tdm_display_unload_module(tdm_private_display *private_display)
910 if (private_display->module_data)
911 private_display->module_data->deinit(private_display->bdata);
912 if (private_display->module)
913 dlclose(private_display->module);
915 private_display->bdata = NULL;
916 private_display->module_data = NULL;
917 private_display->module = NULL;
922 tdm_display_init(tdm_error *error)
924 tdm_private_display *private_display = NULL;
927 double stamp1, stamp2, start;
929 pthread_mutex_lock(&gLock);
931 if (g_private_display) {
932 g_private_display->init_count++;
933 pthread_mutex_unlock(&gLock);
935 *error = TDM_ERROR_NONE;
936 return g_private_display;
939 start = stamp1 = tdm_helper_get_time();
941 private_display = calloc(1, sizeof(tdm_private_display));
942 if (!private_display) {
943 /* LCOV_EXCL_START */
944 ret = TDM_ERROR_OUT_OF_MEMORY;
945 TDM_ERR("'private_display != NULL' failed");
950 str = getenv("TDM_DEBUG_MODULE");
952 tdm_display_enable_debug_module(str);
954 str = getenv("TDM_DEBUG_DUMP");
956 tdm_display_enable_dump(private_display, str, NULL, NULL);
958 str = getenv("TDM_DEBUG_PATH");
960 tdm_display_enable_path(str);
962 if (pthread_mutex_init(&private_display->lock, NULL)) {
963 /* LCOV_EXCL_START */
964 ret = TDM_ERROR_OPERATION_FAILED;
965 TDM_ERR("mutex init failed: %m");
966 goto failed_mutex_init;
970 _pthread_mutex_lock(&private_display->lock);
972 stamp2 = tdm_helper_get_time();
973 TDM_DBG("prepare init time: %.3f ms", (stamp2 - stamp1) * 1000.0);
976 ret = tdm_vblank_init(private_display);
977 if (ret != TDM_ERROR_NONE)
980 ret = tdm_event_loop_init(private_display);
981 if (ret != TDM_ERROR_NONE)
984 stamp2 = tdm_helper_get_time();
985 TDM_DBG("creating event loop time: %.3f ms", (stamp2 - stamp1) * 1000.0);
988 ret = _tdm_display_load_module(private_display);
989 if (ret != TDM_ERROR_NONE)
992 stamp2 = tdm_helper_get_time();
993 TDM_DBG("loading backend time: %.3f ms", (stamp2 - stamp1) * 1000.0);
997 int tdm_drm_fd = tdm_helper_get_fd("TDM_DRM_MASTER_FD");
998 if (tdm_drm_fd >= 0) {
999 private_display->bufmgr = tbm_bufmgr_init(tdm_drm_fd);
1001 if (!private_display->bufmgr) {
1002 TDM_ERR("tbm_bufmgr_init failed");
1005 TDM_INFO("tbm_bufmgr_init successed");
1008 stamp2 = tdm_helper_get_time();
1009 TDM_DBG("initializing bufmgr time: %.3f ms", (stamp2 - stamp1) * 1000.0);
1014 TDM_TRACE_BEGIN("TDM_Update_Display");
1015 ret = _tdm_display_update_internal(private_display, 0);
1017 if (ret != TDM_ERROR_NONE)
1020 stamp2 = tdm_helper_get_time();
1021 TDM_DBG("updating display time: %.3f ms", (stamp2 - stamp1) * 1000.0);
1024 tdm_event_loop_create_backend_source(private_display);
1026 private_display->init_count = 1;
1027 g_private_display = private_display;
1029 tdm_private_output *o = NULL;
1030 LIST_FOR_EACH_ENTRY(o, &private_display->output_list, link) {
1031 if (o->caps.capabilities & TDM_OUTPUT_CAPABILITY_HWC)
1032 tdm_output_need_validate_event_init(o);
1035 /* the COMMIT_PER_VBLANK functionality is ability of an output to support
1036 * several operational modes (commit_per_vblank modes) related to tdm_commit;
1037 * this functionality can be turned off which means a default mode */
1038 str = getenv("TDM_COMMIT_PER_VBLANK");
1040 tdm_private_output *o = NULL;
1042 int mode = strtol(str, &end, 10);
1044 /* outputs which support hwc capability can work only
1045 * if commit_per_vblank mode is '0' (default mode) */
1046 LIST_FOR_EACH_ENTRY(o, &private_display->output_list, link)
1047 if (!(o->caps.capabilities & TDM_OUTPUT_CAPABILITY_HWC))
1048 tdm_output_choose_commit_per_vblank_mode(o, mode);
1052 *error = TDM_ERROR_NONE;
1054 _pthread_mutex_unlock(&private_display->lock);
1055 pthread_mutex_unlock(&gLock);
1057 TDM_INFO("init time: %.3f ms", (tdm_helper_get_time() - start) * 1000.0);
1059 return (tdm_display *)private_display;
1061 /* LCOV_EXCL_START */
1063 _tdm_display_unload_module(private_display);
1065 tdm_event_loop_stop(private_display);
1066 tdm_event_loop_deinit(private_display);
1068 tdm_vblank_deinit(private_display);
1070 _pthread_mutex_unlock(&private_display->lock);
1071 pthread_mutex_destroy(&private_display->lock);
1073 free(private_display);
1077 pthread_mutex_unlock(&gLock);
1079 /* LCOV_EXCL_STOP */
1083 tdm_display_deinit(tdm_display *dpy)
1085 tdm_private_display *private_display = dpy;
1087 if (!private_display)
1090 TDM_RETURN_IF_FAIL(tdm_display_is_valid(dpy));
1092 pthread_mutex_lock(&gLock);
1094 private_display->init_count--;
1095 if (private_display->init_count > 0) {
1096 pthread_mutex_unlock(&gLock);
1100 /* dont move the position of lock/unlock. all resource should be protected
1101 * during destroying. after tdm_event_loop_deinit, we don't worry about thread
1102 * things because it's finalized.
1104 _pthread_mutex_lock(&private_display->lock);
1105 tdm_event_loop_stop(private_display);
1106 _tdm_display_destroy_private_display(private_display);
1107 _tdm_display_unload_module(private_display);
1108 _pthread_mutex_unlock(&private_display->lock);
1110 tdm_event_loop_deinit(private_display);
1111 tdm_vblank_deinit(private_display);
1114 if (private_display->bufmgr)
1115 tbm_bufmgr_deinit(private_display->bufmgr);
1118 tbm_drm_helper_unset_tbm_master_fd();
1120 pthread_mutex_destroy(&private_display->lock);
1121 free(private_display);
1122 g_private_display = NULL;
1124 if (tdm_debug_dump_dir) {
1125 free(tdm_debug_dump_dir);
1126 tdm_debug_dump_dir = NULL;
1129 pthread_mutex_unlock(&gLock);
1135 tdm_display_is_valid(tdm_display *dpy)
1137 if (dpy != NULL && dpy == g_private_display)
1143 tdm_output_is_valid(tdm_output *output)
1145 tdm_private_output *o = NULL, *private_output = output;
1146 if (output && g_private_display)
1147 LIST_FOR_EACH_ENTRY(o, &g_private_display->output_list, link)
1148 if (o == private_output)
1153 /* LCOV_EXCL_START */
1155 tdm_display_check_module_abi(tdm_private_display *private_display, int abimaj, int abimin)
1157 tdm_backend_module *module = private_display->module_data;
1159 if (TDM_BACKEND_GET_ABI_MAJOR(module->abi_version) < abimaj)
1162 if (TDM_BACKEND_GET_ABI_MINOR(module->abi_version) < abimin)
1169 tdm_display_enable_debug_module(const char*modules)
1171 char temp[TDM_PATH_LEN];
1175 snprintf(temp, TDM_PATH_LEN, "%s", modules);
1177 tdm_debug_module = 0;
1179 arg = strtok_r(temp, TDM_DELIM, &end);
1181 if (!strncmp(arg, "none", 4)) {
1182 tdm_debug_module = 0;
1183 return TDM_ERROR_NONE;
1185 if (!strncmp(arg, "all", 3)) {
1186 tdm_debug_module = 0xFFFFFFFF;
1187 return TDM_ERROR_NONE;
1189 if (!strncmp(arg, "buffer", 6))
1190 tdm_debug_module |= TDM_DEBUG_BUFFER;
1191 else if (!strncmp(arg, "thread", 6))
1192 tdm_debug_module |= TDM_DEBUG_THREAD;
1193 else if (!strncmp(arg, "mutex", 5))
1194 tdm_debug_module |= TDM_DEBUG_MUTEX;
1195 else if (!strncmp(arg, "vblank", 6))
1196 tdm_debug_module |= TDM_DEBUG_VBLANK;
1197 else if (!strncmp(arg, "commit", 6))
1198 tdm_debug_module |= TDM_DEBUG_COMMIT;
1200 arg = strtok_r(NULL, TDM_DELIM, &end);
1203 TDM_INFO("module debugging... '%s'", modules);
1205 return TDM_ERROR_NONE;
1209 tdm_display_enable_dump(tdm_private_display *private_display, const char *dump_str, char *reply, int *len)
1211 char temp[TDM_PATH_LEN] = {0,}, temp2[TDM_PATH_LEN] = {0,};
1212 char *path = NULL, *path2;
1216 snprintf(temp2, TDM_PATH_LEN, "%s", dump_str);
1217 path2 = strtostr(temp, TDM_PATH_LEN, temp2, "@");
1218 if (!path2 || path2[0] == '\0')
1219 path2 = TDM_DUMP_DIR;
1225 snprintf(temp, sizeof(temp), "%s", dump_str);
1226 arg = strtok_r(temp, ",", &end);
1227 TDM_GOTO_IF_FAIL(arg != NULL, done);
1229 if (!strncmp(arg, "none", 4)) {
1231 TDM_SNPRINTF(reply, len, "path: %s\n", (tdm_debug_dump_dir) ? : "unknown");
1232 if (tdm_debug_dump_dir) {
1233 free(tdm_debug_dump_dir);
1234 tdm_debug_dump_dir = NULL;
1239 path = tdm_helper_dump_make_directory(path2, reply, len);
1240 TDM_GOTO_IF_FAIL(path != NULL, done);
1242 if (!strncmp(arg, "current", 7)) {
1243 tdm_private_output *o = NULL;
1244 if (!private_display) {
1245 TDM_WRN("no private_display");
1249 LIST_FOR_EACH_ENTRY(o, &private_display->output_list, link) {
1250 tdm_private_layer *l = NULL;
1251 LIST_FOR_EACH_ENTRY(l, &o->layer_list, link) {
1252 char str[TDM_PATH_LEN];
1253 if (l->usable || l->caps.capabilities & TDM_LAYER_CAPABILITY_VIDEO)
1255 if (!l->showing_buffer)
1257 snprintf(str, TDM_PATH_LEN, "layer_%d_%d", o->index, l->index);
1258 tdm_helper_dump_buffer_str(l->showing_buffer->buffer, path, str);
1262 TDM_SNPRINTF(reply, len, "path: %s\n", path);
1266 TDM_SNPRINTF(reply, len, "dump: %s\n", arg);
1269 if (!strncmp(arg, "all", 3)) {
1270 tdm_debug_dump = 0xFFFFFFFF;
1272 } else if (!strncmp(arg, "layer", 5)) {
1273 tdm_debug_dump |= TDM_DUMP_FLAG_LAYER;
1274 } else if (!strncmp(arg, "pp", 2)) {
1275 tdm_debug_dump |= TDM_DUMP_FLAG_PP;
1276 } else if (!strncmp(arg, "capture", 7)) {
1277 tdm_debug_dump |= TDM_DUMP_FLAG_CAPTURE;
1278 } else if (!strncmp(arg, "window", 6)) {
1279 tdm_debug_dump |= TDM_DUMP_FLAG_WINDOW;
1283 arg = strtok_r(NULL, ",", &end);
1286 if (tdm_debug_dump_dir)
1287 free(tdm_debug_dump_dir);
1289 tdm_debug_dump_dir = strndup(path, TDM_PATH_LEN);
1291 TDM_INFO("dump... '%s'", dump_str);
1297 return TDM_ERROR_NONE;
1301 tdm_display_enable_path(const char *path)
1303 static int old_stdout = -1;
1304 char fd_name[TDM_PATH_LEN];
1308 if (old_stdout == -1)
1309 old_stdout = dup(STDOUT_FILENO);
1311 tdm_log_enable_dlog(0);
1313 snprintf(fd_name, TDM_PATH_LEN, "%s", path);
1315 log_fl = fopen(fd_name, "a");
1317 TDM_ERR("failed: open file(%s)\n", fd_name);
1318 return TDM_ERROR_OPERATION_FAILED;
1322 close(STDOUT_FILENO);
1324 setvbuf(log_fl, NULL, _IOLBF, 512);
1325 log_fd = fileno(log_fl);
1327 dup2(log_fd, STDOUT_FILENO);
1330 return TDM_ERROR_NONE;
1334 _tdm_display_ttrace_vblank_cb(tdm_vblank *vblank, tdm_error error, unsigned int sequence,
1335 unsigned int tv_sec, unsigned int tv_usec, void *user_data)
1337 tdm_error ret = TDM_ERROR_NONE;
1339 TDM_TRACE_MARK("VSYNC");
1341 ret = tdm_vblank_wait(vblank, 0, 0, 1, _tdm_display_ttrace_vblank_cb, NULL);
1342 TDM_RETURN_IF_FAIL(ret == TDM_ERROR_NONE);
1346 tdm_display_enable_ttrace_vblank(tdm_display *dpy, tdm_output *output, int enable)
1348 tdm_private_display *private_display = dpy;
1349 tdm_private_output *private_output = NULL;
1350 const tdm_output_mode *mode = NULL;
1351 tdm_vblank *vblank = NULL;
1352 tdm_error ret = TDM_ERROR_NONE;
1355 LIST_FOR_EACH_ENTRY(private_output, &private_display->output_list, link) {
1356 if (private_output->ttrace_vblank)
1357 tdm_vblank_destroy(private_output->ttrace_vblank);
1358 private_output->ttrace_vblank = NULL;
1360 return TDM_ERROR_NONE;
1363 private_output = output;
1364 TDM_RETURN_VAL_IF_FAIL(private_output != NULL, TDM_ERROR_INVALID_PARAMETER);
1366 if (private_output->ttrace_vblank)
1367 return TDM_ERROR_NONE;
1369 vblank = tdm_vblank_create(private_display, output, &ret);
1370 TDM_RETURN_VAL_IF_FAIL(vblank != NULL, ret);
1372 ret = tdm_output_get_mode(output, &mode);
1373 TDM_GOTO_IF_FAIL(mode != NULL, enable_fail);
1375 ret = tdm_vblank_set_fps(vblank, mode->vrefresh);
1376 TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, enable_fail);
1378 ret = tdm_vblank_set_enable_fake(vblank, 1);
1379 TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, enable_fail);
1381 ret = tdm_vblank_wait(vblank, 0, 0, 1, _tdm_display_ttrace_vblank_cb, NULL);
1382 TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, enable_fail);
1384 private_output->ttrace_vblank = vblank;
1386 return TDM_ERROR_NONE;
1390 tdm_vblank_destroy(vblank);
1396 tdm_display_enable_ttrace(tdm_private_display *private_display, const char *ttrace, int output_id, char *reply, int *len)
1398 char temp[TDM_PATH_LEN];
1403 tdm_output_type type;
1405 snprintf(temp, TDM_PATH_LEN, "%s", ttrace);
1407 tdm_ttrace_output = output_id;
1408 tdm_ttrace_module = 0;
1410 output = tdm_display_get_output(private_display, output_id, &ret);
1412 TDM_SNPRINTF(reply, len, "can't find the output_id(%d)\n", output_id);
1416 ret = tdm_output_get_output_type(output, &type);
1417 if (ret != TDM_ERROR_NONE) {
1418 TDM_SNPRINTF(reply, len, "can't find the type of output_id(%d)\n", output_id);
1422 arg = strtok_r(temp, TDM_DELIM, &end);
1424 if (!strncmp(arg, "none", 4))
1425 tdm_ttrace_module = 0;
1426 else if (!strncmp(arg, "all", 3))
1427 tdm_ttrace_module = 0xFFFFFFFF;
1428 else if (!strncmp(arg, "vblank", 6))
1429 tdm_ttrace_module |= TDM_TTRACE_VBLANK;
1430 else if (!strncmp(arg, "client", 6))
1431 tdm_ttrace_module |= TDM_TTRACE_CLIENT;
1432 else if (!strncmp(arg, "layer", 5))
1433 tdm_ttrace_module |= TDM_TTRACE_LAYER;
1434 else if (!strncmp(arg, "pp", 2))
1435 tdm_ttrace_module |= TDM_TTRACE_PP;
1436 else if (!strncmp(arg, "capture", 7))
1437 tdm_ttrace_module |= TDM_TTRACE_CAPTURE;
1439 tdm_ttrace_module = 0;
1440 tdm_display_enable_ttrace_vblank(private_display, NULL, 0);
1441 tdm_server_enable_ttrace_client_vblank(private_display, NULL, 0);
1442 TDM_SNPRINTF(reply, len, "unknown option: '%s'\n", arg);
1443 return TDM_ERROR_NONE;
1446 arg = strtok_r(NULL, TDM_DELIM, &end);
1449 TDM_SNPRINTF(reply, len, "ttrace debugging... '%s' %x\n", ttrace, tdm_ttrace_module);
1451 if (tdm_ttrace_module & TDM_TTRACE_VBLANK)
1452 tdm_display_enable_ttrace_vblank(private_display, output, 1);
1454 tdm_display_enable_ttrace_vblank(private_display, NULL, 0);
1456 if (tdm_ttrace_module & TDM_TTRACE_CLIENT)
1457 tdm_server_enable_ttrace_client_vblank(private_display, output, 1);
1459 tdm_server_enable_ttrace_client_vblank(private_display, NULL, 0);
1461 return TDM_ERROR_NONE;
1465 tdm_display_enable_fps(tdm_private_display *private_display, int enable)
1467 private_display->print_fps = enable;
1469 TDM_INFO("print fps: %s", (enable) ? "enable" : "disable");
1471 return TDM_ERROR_NONE;
1473 /* LCOV_EXCL_STOP */