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 **************************************************************************/
41 #include "tdm_backend.h"
42 #include "tdm_private.h"
43 #include "tdm_helper.h"
44 #include <tbm_drm_helper.h>
46 pthread_mutex_t tdm_mutex_check_lock = PTHREAD_MUTEX_INITIALIZER;
48 const char *tdm_mutex_lock_func;
49 int tdm_mutex_lock_line;
50 const char *tdm_mutex_unlock_func;
51 int tdm_mutex_unlock_line;
53 static tdm_private_layer *
54 _tdm_display_find_private_layer(tdm_private_output *private_output,
55 tdm_layer *layer_backend)
57 tdm_private_layer *private_layer = NULL;
59 LIST_FOR_EACH_ENTRY(private_layer, &private_output->layer_list, link) {
60 if (private_layer->layer_backend == layer_backend)
67 static tdm_private_output *
68 _tdm_display_find_private_output(tdm_private_display *private_display,
69 tdm_output *output_backend)
71 tdm_private_output *private_output = NULL;
73 LIST_FOR_EACH_ENTRY(private_output, &private_display->output_list, link) {
74 if (private_output->output_backend == output_backend)
75 return private_output;
81 INTERN tdm_private_output *
82 tdm_display_find_output_stamp(tdm_private_display *private_display, double stamp)
84 tdm_private_output *private_output = NULL;
86 LIST_FOR_EACH_ENTRY(private_output, &private_display->output_list, link) {
87 if (private_output->stamp == stamp)
88 return private_output;
95 _tdm_display_destroy_caps_pp(tdm_caps_pp *caps_pp)
98 free(caps_pp->formats);
100 memset(caps_pp, 0, sizeof(tdm_caps_pp));
104 _tdm_display_destroy_caps_capture(tdm_caps_capture *caps_capture)
106 if (caps_capture->formats)
107 free(caps_capture->formats);
109 memset(caps_capture, 0, sizeof(tdm_caps_capture));
113 _tdm_display_destroy_caps_layer(tdm_caps_layer *caps_layer)
115 if (caps_layer->formats)
116 free(caps_layer->formats);
118 if (caps_layer->props)
119 free(caps_layer->props);
121 memset(caps_layer, 0, sizeof(tdm_caps_layer));
125 _tdm_display_destroy_caps_output(tdm_caps_output *caps_output)
127 if (caps_output->modes)
128 free(caps_output->modes);
130 if (caps_output->props)
131 free(caps_output->props);
133 memset(caps_output, 0, sizeof(tdm_caps_output));
137 _tdm_display_destroy_private_layer(tdm_private_layer *private_layer)
139 tdm_private_capture *c = NULL, *cc = NULL;
141 LIST_DEL(&private_layer->link);
143 LIST_FOR_EACH_ENTRY_SAFE(c, cc, &private_layer->capture_list, link)
144 tdm_capture_destroy_internal(c);
146 _tdm_display_destroy_caps_layer(&private_layer->caps);
152 _tdm_display_destroy_private_output(tdm_private_output *private_output)
154 tdm_private_display *private_display = private_output->private_display;
155 tdm_private_layer *l = NULL, *ll = NULL;
156 tdm_private_hwc_window *hw = NULL, *hww = NULL;
157 tdm_private_capture *c = NULL, *cc = NULL;
158 tdm_private_vblank_handler *v = NULL, *vv = NULL;
159 tdm_private_output_commit_handler *om = NULL, *omm = NULL;
160 tdm_private_layer_commit_handler *lm = NULL, *lmm = NULL;
161 tdm_private_change_handler *h = NULL, *hh = NULL;
163 LIST_DEL(&private_output->link);
165 free(private_output->layers_ptr);
167 LIST_FOR_EACH_ENTRY_SAFE(v, vv, &private_output->vblank_handler_list, link) {
172 LIST_FOR_EACH_ENTRY_SAFE(om, omm, &private_output->output_commit_handler_list, link) {
177 LIST_FOR_EACH_ENTRY_SAFE(lm, lmm, &private_output->layer_commit_handler_list, link) {
182 LIST_FOR_EACH_ENTRY_SAFE(lm, lmm, &private_output->pending_commit_handler_list, link) {
187 LIST_FOR_EACH_ENTRY_SAFE(h, hh, &private_output->change_handler_list_main, link) {
192 LIST_FOR_EACH_ENTRY_SAFE(h, hh, &private_output->change_handler_list_sub, link) {
197 if (private_output->vblank) {
198 /* tdm_vblank APIs is for server. it should be called in unlock status*/
199 _pthread_mutex_unlock(&private_display->lock);
200 tdm_vblank_destroy(private_output->vblank);
201 _pthread_mutex_lock(&private_display->lock);
204 LIST_FOR_EACH_ENTRY_SAFE(c, cc, &private_output->capture_list, link)
205 tdm_capture_destroy_internal(c);
207 LIST_FOR_EACH_ENTRY_SAFE(hw, hww, &private_output->hwc_window_list, link)
208 tdm_hwc_window_destroy_internal(hw);
210 LIST_FOR_EACH_ENTRY_SAFE(l, ll, &private_output->layer_list, link)
211 _tdm_display_destroy_private_layer(l);
213 _tdm_display_destroy_caps_output(&private_output->caps);
215 if (private_output->dpms_changed_timer)
216 tdm_event_loop_source_remove(private_output->dpms_changed_timer);
218 private_output->stamp = 0;
219 free(private_output);
223 _tdm_display_destroy_private_display(tdm_private_display *private_display)
225 tdm_private_output *o = NULL, *oo = NULL;
226 tdm_private_pp *p = NULL, *pp = NULL;
228 free(private_display->outputs_ptr);
229 if (private_display->outputs) {
230 free(private_display->outputs);
231 private_display->outputs = NULL;
234 LIST_FOR_EACH_ENTRY_SAFE(p, pp, &private_display->pp_list, link)
235 tdm_pp_destroy_internal(p);
237 LIST_FOR_EACH_ENTRY_SAFE(o, oo, &private_display->output_list, link)
238 _tdm_display_destroy_private_output(o);
240 _tdm_display_destroy_caps_pp(&private_display->caps_pp);
241 _tdm_display_destroy_caps_capture(&private_display->caps_capture);
243 private_display->capabilities = 0;
244 private_display->caps_display.max_layer_count = 0;
248 _tdm_display_update_caps_pp(tdm_private_display *private_display,
251 tdm_func_display *func_display = &private_display->func_display;
254 if (!(private_display->capabilities & TDM_DISPLAY_CAPABILITY_PP))
255 return TDM_ERROR_NONE;
257 if (!func_display->display_get_pp_capability) {
258 TDM_ERR("no display_get_pp_capability()");
259 return TDM_ERROR_BAD_MODULE;
262 ret = func_display->display_get_pp_capability(private_display->bdata, caps);
263 if (ret != TDM_ERROR_NONE) {
264 TDM_ERR("display_get_pp_capability() failed");
265 return TDM_ERROR_BAD_MODULE;
268 return TDM_ERROR_NONE;
272 _tdm_display_update_caps_capture(tdm_private_display *private_display,
273 tdm_caps_capture *caps)
275 tdm_func_display *func_display = &private_display->func_display;
278 if (!(private_display->capabilities & TDM_DISPLAY_CAPABILITY_CAPTURE))
279 return TDM_ERROR_NONE;
281 if (!func_display->display_get_capture_capability) {
282 TDM_ERR("no display_get_capture_capability()");
283 return TDM_ERROR_BAD_MODULE;
286 ret = func_display->display_get_capture_capability(private_display->bdata, caps);
287 if (ret != TDM_ERROR_NONE) {
288 TDM_ERR("display_get_capture_capability() failed");
289 return TDM_ERROR_BAD_MODULE;
292 return TDM_ERROR_NONE;
296 _tdm_display_update_caps_layer(tdm_private_display *private_display,
297 tdm_layer *layer_backend, tdm_caps_layer *caps)
299 tdm_func_layer *func_layer = &private_display->func_layer;
302 if (!func_layer->layer_get_capability) {
303 TDM_ERR("no layer_get_capability()");
304 return TDM_ERROR_BAD_MODULE;
307 ret = func_layer->layer_get_capability(layer_backend, caps);
308 if (ret != TDM_ERROR_NONE) {
309 TDM_ERR("layer_get_capability() failed");
310 return TDM_ERROR_BAD_MODULE;
313 return TDM_ERROR_NONE;
317 _tdm_display_update_caps_output(tdm_private_display *private_display, int pipe,
318 tdm_output *output_backend, tdm_caps_output *caps)
320 tdm_func_output *func_output = &private_display->func_output;
321 char temp[TDM_NAME_LEN];
325 if (!func_output->output_get_capability) {
326 TDM_ERR("no output_get_capability()");
327 return TDM_ERROR_BAD_MODULE;
330 stamp = tdm_helper_get_time();
331 ret = func_output->output_get_capability(output_backend, caps);
332 TDM_DBG("backend output_get_capability() time: %.3f ms", (tdm_helper_get_time() - stamp) * 1000.0);
334 if (ret != TDM_ERROR_NONE) {
335 TDM_ERR("output_get_capability() failed");
336 return TDM_ERROR_BAD_MODULE;
339 /* FIXME: Use model for tdm client to distinguish amoung outputs */
340 snprintf(temp, TDM_NAME_LEN, "%s-%d", caps->model, pipe);
341 snprintf(caps->model, TDM_NAME_LEN, "%s", temp);
343 return TDM_ERROR_NONE;
347 _tdm_display_update_layer(tdm_private_display *private_display,
348 tdm_private_output *private_output,
349 tdm_layer *layer_backend, int index)
351 tdm_private_layer *private_layer;
354 private_layer = _tdm_display_find_private_layer(private_output, layer_backend);
355 if (!private_layer) {
356 private_layer = calloc(1, sizeof(tdm_private_layer));
357 TDM_RETURN_VAL_IF_FAIL(private_layer != NULL, TDM_ERROR_OUT_OF_MEMORY);
359 LIST_ADDTAIL(&private_layer->link, &private_output->layer_list);
360 private_layer->index = index;
361 private_layer->private_display = private_display;
362 private_layer->private_output = private_output;
363 private_layer->layer_backend = layer_backend;
365 LIST_INITHEAD(&private_layer->capture_list);
367 private_layer->usable = 1;
369 _tdm_display_destroy_caps_layer(&private_layer->caps);
371 ret = _tdm_display_update_caps_layer(private_display, layer_backend,
372 &private_layer->caps);
373 if (ret != TDM_ERROR_NONE)
376 return TDM_ERROR_NONE;
378 _tdm_display_destroy_private_layer(private_layer);
383 tdm_display_update_output(tdm_private_display *private_display,
384 tdm_output *output_backend, int pipe)
386 tdm_func_output *func_output = &private_display->func_output;
387 tdm_private_output *private_output = NULL;
388 tdm_layer **layers = NULL;
389 int layer_count = 0, i;
392 private_output = _tdm_display_find_private_output(private_display, output_backend);
393 if (!private_output) {
394 private_output = calloc(1, sizeof(tdm_private_output));
395 TDM_RETURN_VAL_IF_FAIL(private_output != NULL, TDM_ERROR_OUT_OF_MEMORY);
397 private_output->stamp = tdm_helper_get_time();
398 while (tdm_display_find_output_stamp(private_display, private_output->stamp))
399 private_output->stamp++;
401 LIST_ADDTAIL(&private_output->link, &private_display->output_list);
403 private_output->private_display = private_display;
404 private_output->current_dpms_value = TDM_OUTPUT_DPMS_OFF;
405 private_output->output_backend = output_backend;
406 private_output->pipe = pipe;
407 private_output->index = pipe;
409 LIST_INITHEAD(&private_output->layer_list);
410 LIST_INITHEAD(&private_output->hwc_window_list);
411 LIST_INITHEAD(&private_output->capture_list);
412 LIST_INITHEAD(&private_output->vblank_handler_list);
413 LIST_INITHEAD(&private_output->output_commit_handler_list);
414 LIST_INITHEAD(&private_output->layer_commit_handler_list);
415 LIST_INITHEAD(&private_output->pending_commit_handler_list);
416 LIST_INITHEAD(&private_output->change_handler_list_main);
417 LIST_INITHEAD(&private_output->change_handler_list_sub);
419 if (func_output->output_set_status_handler) {
420 func_output->output_set_status_handler(private_output->output_backend,
421 tdm_output_cb_status,
423 private_output->regist_change_cb = 1;
426 ret = _tdm_display_update_caps_output(private_display, pipe, output_backend,
427 &private_output->caps);
428 if (ret != TDM_ERROR_NONE)
431 tdm_caps_output new_caps;
433 ret = _tdm_display_update_caps_output(private_display, pipe, output_backend,
435 if (ret != TDM_ERROR_NONE)
438 /* FIXME: This is very ugly. need to fix after the TDM ABI is changed. */
439 if (private_output->caps.status != new_caps.status) {
440 _tdm_display_destroy_caps_output(&private_output->caps);
441 private_output->caps = new_caps;
442 private_output->current_mode = NULL;
444 tdm_output_mode *old_modes = private_output->caps.modes;
445 unsigned int old_mode_count = private_output->caps.mode_count;
447 free(new_caps.modes);
448 new_caps.modes = old_modes;
449 new_caps.mode_count = old_mode_count;
450 if (private_output->caps.props)
451 free(private_output->caps.props);
452 private_output->caps = new_caps;
456 layers = func_output->output_get_layers(output_backend, &layer_count, &ret);
457 if (ret != TDM_ERROR_NONE)
460 for (i = 0; i < layer_count; i++) {
461 ret = _tdm_display_update_layer(private_display, private_output, layers[i], i);
462 if (ret != TDM_ERROR_NONE)
468 return TDM_ERROR_NONE;
470 _tdm_display_destroy_private_output(private_output);
476 _tdm_display_set_main_first(tdm_output **outputs, int index)
478 tdm_output *output_tmp = NULL;
483 output_tmp = outputs[0];
484 outputs[0] = outputs[index];
485 outputs[index] = output_tmp;
491 _tdm_display_get_ordered_outputs(tdm_private_display *private_display, int *count)
493 tdm_func_display *func_display = &private_display->func_display;
494 tdm_output **outputs = NULL;
495 tdm_output **new_outputs = NULL;
496 tdm_output *output_dsi = NULL;
497 tdm_output *output_lvds = NULL;
498 tdm_output *output_hdmia = NULL;
499 tdm_output *output_hdmib = NULL;
500 int i, output_count = 0, output_connected_count = 0;
501 int index_dsi = 0, index_lvds = 0, index_hdmia = 0, index_hdmib = 0;
504 /* don't change list order if not init time */
505 if (private_display->outputs)
506 return private_display->outputs;
508 outputs = func_display->display_get_outputs(private_display->bdata, &output_count, &ret);
509 if (ret != TDM_ERROR_NONE)
510 goto failed_get_outputs;
512 *count = output_count;
514 if (output_count == 0)
515 goto failed_get_outputs;
516 else if (output_count == 1) {
517 private_display->outputs = outputs;
521 /* count connected outputs */
522 for (i = 0; i < output_count; i++) {
523 tdm_func_output *func_output = &private_display->func_output;
524 tdm_caps_output caps;
525 memset(&caps, 0, sizeof(tdm_caps_output));
527 if (!func_output->output_get_capability) {
528 TDM_ERR("no output_get_capability()");
529 goto failed_get_outputs;
532 ret = func_output->output_get_capability(outputs[i], &caps);
533 if (ret != TDM_ERROR_NONE) {
534 TDM_ERR("output_get_capability() failed");
535 goto failed_get_outputs;
538 if (caps.status == TDM_OUTPUT_CONN_STATUS_CONNECTED) {
539 output_connected_count++;
542 case TDM_OUTPUT_TYPE_DSI:
543 output_dsi = outputs[i];
546 case TDM_OUTPUT_TYPE_LVDS:
547 output_lvds = outputs[i];
550 case TDM_OUTPUT_TYPE_HDMIA:
551 output_hdmia = outputs[i];
554 case TDM_OUTPUT_TYPE_HDMIB:
555 output_hdmib = outputs[i];
563 _tdm_display_destroy_caps_output(&caps);
566 /* ordering : main output is first */
567 /* If there is no connected output, lvds or dsi cannot be main display. (cannot connect after booting)
568 * But hdmi is possible, so set hdmi to main display.
569 * If connected only one output, it is main output.
570 * If connected outputs over 2, has priority like below.
571 * (dsi > lvds > hdmi > else)
573 if (output_connected_count == 0) {
574 /* hdmi > dsi > lvds > else */
575 if (output_hdmia != NULL)
576 new_outputs = _tdm_display_set_main_first(outputs, index_hdmia);
577 else if (output_hdmib != NULL)
578 new_outputs = _tdm_display_set_main_first(outputs, index_hdmib);
579 else if (output_dsi != NULL)
580 new_outputs = _tdm_display_set_main_first(outputs, index_dsi);
581 else if (output_lvds != NULL)
582 new_outputs = _tdm_display_set_main_first(outputs, index_lvds);
584 new_outputs = outputs;
585 } else { /* (output_connected_count > 1) */
586 /* dsi > lvds > hdmi > else */
587 if (output_dsi != NULL)
588 new_outputs = _tdm_display_set_main_first(outputs, index_dsi);
589 else if (output_lvds != NULL)
590 new_outputs = _tdm_display_set_main_first(outputs, index_lvds);
591 else if (output_hdmia != NULL)
592 new_outputs = _tdm_display_set_main_first(outputs, index_hdmia);
593 else if (output_hdmib != NULL)
594 new_outputs = _tdm_display_set_main_first(outputs, index_hdmib);
596 new_outputs = outputs;
599 private_display->outputs = new_outputs;
610 _tdm_display_update_internal(tdm_private_display *private_display,
613 tdm_output **outputs = NULL;
614 int output_count = 0, i;
615 tdm_error ret = TDM_ERROR_NONE;
617 LIST_INITHEAD(&private_display->output_list);
618 LIST_INITHEAD(&private_display->pp_list);
619 LIST_INITHEAD(&private_display->capture_list);
622 ret = _tdm_display_update_caps_pp(private_display, &private_display->caps_pp);
623 if (ret != TDM_ERROR_NONE)
626 ret = _tdm_display_update_caps_capture(private_display,
627 &private_display->caps_capture);
628 if (ret != TDM_ERROR_NONE)
632 outputs = _tdm_display_get_ordered_outputs(private_display, &output_count);
636 for (i = 0; i < output_count; i++) {
637 ret = tdm_display_update_output(private_display, outputs[i], i);
638 if (ret != TDM_ERROR_NONE)
642 return TDM_ERROR_NONE;
645 _tdm_display_destroy_private_display(private_display);
650 tdm_display_update(tdm_display *dpy)
652 tdm_private_display *private_display;
655 TDM_RETURN_VAL_IF_FAIL(dpy != NULL, TDM_ERROR_INVALID_PARAMETER);
657 private_display = dpy;
658 _pthread_mutex_lock(&private_display->lock);
660 ret = _tdm_display_update_internal(private_display, 1);
662 _pthread_mutex_unlock(&private_display->lock);
667 #define SUFFIX_MODULE ".so"
668 #define TDM_DEFAULT_MODULE "libtdm-default"SUFFIX_MODULE
669 #define TDM_DUMMY_MODULE "libtdm-dummy"SUFFIX_MODULE
671 int tdm_debug_module;
674 static tdm_private_display *g_private_display;
675 static pthread_mutex_t gLock = PTHREAD_MUTEX_INITIALIZER;
678 _tdm_display_check_module(tdm_backend_module *module)
682 TDM_INFO("TDM ABI version : %d.%d",
683 TDM_MAJOR_VERSION, TDM_MINOR_VERSION);
686 TDM_ERR("TDM backend doesn't have name");
687 return TDM_ERROR_BAD_MODULE;
690 if (!module->vendor) {
691 TDM_ERR("TDM backend doesn't have vendor");
692 return TDM_ERROR_BAD_MODULE;
695 major = TDM_BACKEND_GET_ABI_MAJOR(module->abi_version);
696 minor = TDM_BACKEND_GET_ABI_MINOR(module->abi_version);
698 TDM_INFO("TDM module name: %s", module->name);
699 TDM_INFO("'%s' vendor: %s", module->name, module->vendor);
700 TDM_INFO("'%s' version: %d.%d", module->name, major, minor);
702 if (major != TDM_MAJOR_VERSION) {
703 TDM_ERR("'%s' major version mismatch, %d != %d",
704 module->name, major, TDM_MAJOR_VERSION);
705 return TDM_ERROR_BAD_MODULE;
708 if (minor > TDM_MINOR_VERSION) {
709 TDM_ERR("'%s' minor version(%d) is newer than %d",
710 module->name, minor, TDM_MINOR_VERSION);
711 return TDM_ERROR_BAD_MODULE;
715 TDM_ERR("'%s' doesn't have init function", module->name);
716 return TDM_ERROR_BAD_MODULE;
719 if (!module->deinit) {
720 TDM_ERR("'%s' doesn't have deinit function", module->name);
721 return TDM_ERROR_BAD_MODULE;
724 return TDM_ERROR_NONE;
728 _tdm_display_check_backend_functions(tdm_private_display *private_display)
730 tdm_func_display *func_display = &private_display->func_display;
731 tdm_func_output *func_output = &private_display->func_output;
732 tdm_func_layer *func_layer = &private_display->func_layer;
735 /* below functions should be implemented in backend side */
737 TDM_RETURN_VAL_IF_FAIL(func_display != NULL, TDM_ERROR_BAD_MODULE);
738 TDM_RETURN_VAL_IF_FAIL(func_display->display_get_outputs, TDM_ERROR_BAD_MODULE);
739 TDM_RETURN_VAL_IF_FAIL(func_output->output_get_capability, TDM_ERROR_BAD_MODULE);
740 TDM_RETURN_VAL_IF_FAIL(func_output->output_get_layers, TDM_ERROR_BAD_MODULE);
741 TDM_RETURN_VAL_IF_FAIL(func_layer->layer_get_capability, TDM_ERROR_BAD_MODULE);
743 ret = func_display->display_get_capability(private_display->bdata, &private_display->caps_display);
744 if (ret != TDM_ERROR_NONE) {
745 TDM_ERR("display_get_capability() failed");
746 return TDM_ERROR_BAD_MODULE;
749 if (private_display->capabilities & TDM_DISPLAY_CAPABILITY_PP) {
750 tdm_func_pp *func_pp = &private_display->func_pp;
751 TDM_RETURN_VAL_IF_FAIL(func_display->display_get_pp_capability, TDM_ERROR_BAD_MODULE);
752 TDM_RETURN_VAL_IF_FAIL(func_display->display_create_pp, TDM_ERROR_BAD_MODULE);
753 TDM_RETURN_VAL_IF_FAIL(func_pp->pp_destroy, TDM_ERROR_BAD_MODULE);
754 TDM_RETURN_VAL_IF_FAIL(func_pp->pp_commit, TDM_ERROR_BAD_MODULE);
755 TDM_RETURN_VAL_IF_FAIL(func_pp->pp_set_done_handler, TDM_ERROR_BAD_MODULE);
758 if (private_display->capabilities & TDM_DISPLAY_CAPABILITY_CAPTURE) {
759 tdm_func_capture *func_capture = &private_display->func_capture;
760 TDM_RETURN_VAL_IF_FAIL(func_display->display_get_capture_capability, TDM_ERROR_BAD_MODULE);
761 if (private_display->caps_capture.capabilities & TDM_CAPTURE_CAPABILITY_OUTPUT)
762 TDM_RETURN_VAL_IF_FAIL(func_output->output_create_capture, TDM_ERROR_BAD_MODULE);
763 if (private_display->caps_capture.capabilities & TDM_CAPTURE_CAPABILITY_LAYER)
764 TDM_RETURN_VAL_IF_FAIL(func_layer->layer_create_capture, TDM_ERROR_BAD_MODULE);
765 TDM_RETURN_VAL_IF_FAIL(func_capture->capture_destroy, TDM_ERROR_BAD_MODULE);
766 TDM_RETURN_VAL_IF_FAIL(func_capture->capture_commit, TDM_ERROR_BAD_MODULE);
767 TDM_RETURN_VAL_IF_FAIL(func_capture->capture_set_done_handler, TDM_ERROR_BAD_MODULE);
770 return TDM_ERROR_NONE;
774 _tdm_display_load_module_with_file(tdm_private_display *private_display,
777 char path[PATH_MAX] = {0,};
778 tdm_backend_module *module_data;
784 size = snprintf(path, sizeof(path), TDM_MODULE_PATH "/%s", file);
785 if (size >= (int)sizeof(path)) {
786 TDM_WRN("too long: %s/%s", TDM_MODULE_PATH, file);
787 return TDM_ERROR_BAD_MODULE;
790 stamp = tdm_helper_get_time();
791 TDM_TRACE_BEGIN(Load_Backend);
793 module = dlopen(path, RTLD_LAZY);
795 TDM_ERR("failed to load module: %s(%s)", dlerror(), file);
797 return TDM_ERROR_BAD_MODULE;
800 module_data = dlsym(module, "tdm_backend_module_data");
802 TDM_ERR("'%s' doesn't have data object", file);
803 ret = TDM_ERROR_BAD_MODULE;
808 TDM_DBG("dlopen, dlsym time: %.3f ms", (tdm_helper_get_time() - stamp) * 1000.0);
810 private_display->module_data = module_data;
811 private_display->module = module;
813 /* check if version, init() and deinit() are valid or not */
814 ret = _tdm_display_check_module(module_data);
815 if (ret != TDM_ERROR_NONE)
820 /* We don't care if backend_data is NULL or not. It's up to backend. */
821 TDM_TRACE_BEGIN(Init_Backend);
822 stamp = tdm_helper_get_time();
823 private_display->bdata = module_data->init((tdm_display *)private_display, &ret);
824 TDM_DBG("backend init() time: %.3f ms", (tdm_helper_get_time() - stamp) * 1000.0);
827 if (ret != TDM_ERROR_NONE) {
828 TDM_ERR("failed to init '%s' module", module_data->name);
832 ret = _tdm_display_check_backend_functions(private_display);
833 if (ret != TDM_ERROR_NONE) {
834 module_data->deinit(private_display->bdata);
835 private_display->bdata = NULL;
839 TDM_INFO("Success to load '%s' module", module_data->name);
841 return TDM_ERROR_NONE;
844 private_display->module_data = NULL;
845 private_display->module = NULL;
850 _tdm_display_load_module(tdm_private_display *private_display)
852 const char *module_name;
853 char module[TDM_NAME_LEN];
854 struct dirent **namelist;
858 module_name = getenv("TDM_MODULE");
860 module_name = TDM_DEFAULT_MODULE;
862 strncpy(module, module_name, TDM_NAME_LEN - 1);
863 module[TDM_NAME_LEN - 1] = '\0';
865 /* load bufmgr priv from default lib */
866 ret = _tdm_display_load_module_with_file(private_display, (const char*)module);
867 if (ret == TDM_ERROR_NONE)
868 return TDM_ERROR_NONE;
870 /* load bufmgr priv from dummy lib */
871 ret = _tdm_display_load_module_with_file(private_display, TDM_DUMMY_MODULE);
872 if (ret == TDM_ERROR_NONE)
873 return TDM_ERROR_NONE;
875 /* load bufmgr priv from configured path */
876 n = scandir(TDM_MODULE_PATH, &namelist, 0, alphasort);
878 TDM_ERR("no module in '%s'\n", TDM_MODULE_PATH);
879 return TDM_ERROR_BAD_MODULE;
882 ret = TDM_ERROR_BAD_MODULE;
884 if (ret < 0 && strstr(namelist[n]->d_name, SUFFIX_MODULE))
885 ret = _tdm_display_load_module_with_file(private_display, namelist[n]->d_name);
895 _tdm_display_unload_module(tdm_private_display *private_display)
897 if (private_display->module_data)
898 private_display->module_data->deinit(private_display->bdata);
899 if (private_display->module)
900 dlclose(private_display->module);
902 private_display->bdata = NULL;
903 private_display->module_data = NULL;
904 private_display->module = NULL;
908 tdm_display_init(tdm_error *error)
910 tdm_private_display *private_display = NULL;
913 double stamp1, stamp2, start;
915 pthread_mutex_lock(&gLock);
917 if (g_private_display) {
918 g_private_display->init_count++;
919 pthread_mutex_unlock(&gLock);
921 *error = TDM_ERROR_NONE;
922 return g_private_display;
925 start = stamp1 = tdm_helper_get_time();
927 private_display = calloc(1, sizeof(tdm_private_display));
928 if (!private_display) {
929 ret = TDM_ERROR_OUT_OF_MEMORY;
930 TDM_ERR("'private_display != NULL' failed");
934 str = getenv("TDM_DEBUG_MODULE");
936 tdm_display_enable_debug_module(str);
938 str = getenv("TDM_DEBUG_DUMP");
940 tdm_display_enable_dump(private_display, str, NULL, NULL);
942 str = getenv("TDM_DEBUG_PATH");
944 tdm_display_enable_path(str);
946 if (pthread_mutex_init(&private_display->lock, NULL)) {
947 ret = TDM_ERROR_OPERATION_FAILED;
948 TDM_ERR("mutex init failed: %m");
949 goto failed_mutex_init;
952 _pthread_mutex_lock(&private_display->lock);
954 stamp2 = tdm_helper_get_time();
955 TDM_DBG("prepare init time: %.3f ms", (stamp2 - stamp1) * 1000.0);
958 ret = tdm_event_loop_init(private_display);
959 if (ret != TDM_ERROR_NONE)
962 stamp2 = tdm_helper_get_time();
963 TDM_DBG("creating event loop time: %.3f ms", (stamp2 - stamp1) * 1000.0);
966 ret = _tdm_display_load_module(private_display);
967 if (ret != TDM_ERROR_NONE)
970 stamp2 = tdm_helper_get_time();
971 TDM_DBG("loading backend time: %.3f ms", (stamp2 - stamp1) * 1000.0);
975 int tdm_drm_fd = tdm_helper_get_fd("TDM_DRM_MASTER_FD");
976 if (tdm_drm_fd >= 0) {
977 private_display->bufmgr = tbm_bufmgr_init(tdm_drm_fd);
979 if (!private_display->bufmgr) {
980 TDM_ERR("tbm_bufmgr_init failed");
983 TDM_INFO("tbm_bufmgr_init successed");
986 stamp2 = tdm_helper_get_time();
987 TDM_DBG("initializing bufmgr time: %.3f ms", (stamp2 - stamp1) * 1000.0);
992 TDM_TRACE_BEGIN(Update_Display);
993 ret = _tdm_display_update_internal(private_display, 0);
995 if (ret != TDM_ERROR_NONE)
998 stamp2 = tdm_helper_get_time();
999 TDM_DBG("updating display time: %.3f ms", (stamp2 - stamp1) * 1000.0);
1002 tdm_event_loop_create_backend_source(private_display);
1004 private_display->init_count = 1;
1006 tdm_private_output *o = NULL;
1007 LIST_FOR_EACH_ENTRY(o, &private_display->output_list, link) {
1008 if (o->caps.capabilities & TDM_OUTPUT_CAPABILITY_HWC)
1009 tdm_output_need_validate_event_init(o);
1012 /* the COMMIT_PER_VBLANK functionality is ability of an output to support
1013 * several operational modes (commit_per_vblank modes) related to tdm_commit;
1014 * this functionality can be turned off which means a default mode */
1015 str = getenv("TDM_COMMIT_PER_VBLANK");
1017 tdm_private_output *o = NULL;
1019 int mode = strtol(str, &end, 10);
1021 /* outputs which support hwc capability can work only
1022 * if commit_per_vblank mode is '0' (default mode) */
1023 LIST_FOR_EACH_ENTRY(o, &private_display->output_list, link)
1024 if (!(o->caps.capabilities & TDM_OUTPUT_CAPABILITY_HWC))
1025 tdm_output_choose_commit_per_vblank_mode(o, mode);
1028 g_private_display = private_display;
1031 *error = TDM_ERROR_NONE;
1033 _pthread_mutex_unlock(&private_display->lock);
1034 pthread_mutex_unlock(&gLock);
1036 TDM_INFO("init time: %.3f ms", (tdm_helper_get_time() - start) * 1000.0);
1038 return (tdm_display *)private_display;
1041 _tdm_display_unload_module(private_display);
1043 tdm_event_loop_stop(private_display);
1044 tdm_event_loop_deinit(private_display);
1046 _pthread_mutex_unlock(&private_display->lock);
1047 pthread_mutex_destroy(&private_display->lock);
1049 free(private_display);
1053 pthread_mutex_unlock(&gLock);
1058 tdm_display_deinit(tdm_display *dpy)
1060 tdm_private_display *private_display = dpy;
1062 if (!private_display)
1065 pthread_mutex_lock(&gLock);
1067 private_display->init_count--;
1068 if (private_display->init_count > 0) {
1069 pthread_mutex_unlock(&gLock);
1073 /* dont move the position of lock/unlock. all resource should be protected
1074 * during destroying. after tdm_event_loop_deinit, we don't worry about thread
1075 * things because it's finalized.
1077 _pthread_mutex_lock(&private_display->lock);
1078 tdm_event_loop_stop(private_display);
1079 _tdm_display_destroy_private_display(private_display);
1080 _tdm_display_unload_module(private_display);
1081 _pthread_mutex_unlock(&private_display->lock);
1083 tdm_event_loop_deinit(private_display);
1086 if (private_display->bufmgr)
1087 tbm_bufmgr_deinit(private_display->bufmgr);
1090 tbm_drm_helper_unset_tbm_master_fd();
1092 pthread_mutex_destroy(&private_display->lock);
1093 free(private_display);
1094 g_private_display = NULL;
1096 if (tdm_debug_dump_dir) {
1097 free(tdm_debug_dump_dir);
1098 tdm_debug_dump_dir = NULL;
1101 pthread_mutex_unlock(&gLock);
1107 tdm_display_check_module_abi(tdm_private_display *private_display, int abimaj, int abimin)
1109 tdm_backend_module *module = private_display->module_data;
1111 if (TDM_BACKEND_GET_ABI_MAJOR(module->abi_version) < abimaj)
1114 if (TDM_BACKEND_GET_ABI_MINOR(module->abi_version) < abimin)
1121 tdm_display_enable_debug_module(const char*modules)
1123 char temp[TDM_PATH_LEN];
1127 snprintf(temp, TDM_PATH_LEN, "%s", modules);
1129 tdm_debug_module = 0;
1131 arg = strtok_r(temp, TDM_DELIM, &end);
1133 if (!strncmp(arg, "none", 4)) {
1134 tdm_debug_module = 0;
1135 return TDM_ERROR_NONE;
1137 if (!strncmp(arg, "all", 3)) {
1138 tdm_debug_module = 0xFFFFFFFF;
1139 return TDM_ERROR_NONE;
1141 if (!strncmp(arg, "buffer", 6))
1142 tdm_debug_module |= TDM_DEBUG_BUFFER;
1143 else if (!strncmp(arg, "thread", 6))
1144 tdm_debug_module |= TDM_DEBUG_THREAD;
1145 else if (!strncmp(arg, "mutex", 5))
1146 tdm_debug_module |= TDM_DEBUG_MUTEX;
1147 else if (!strncmp(arg, "vblank", 6))
1148 tdm_debug_module |= TDM_DEBUG_VBLANK;
1149 else if (!strncmp(arg, "commit", 6))
1150 tdm_debug_module |= TDM_DEBUG_COMMIT;
1152 arg = strtok_r(NULL, TDM_DELIM, &end);
1155 TDM_INFO("module debugging... '%s'", modules);
1157 return TDM_ERROR_NONE;
1161 tdm_display_enable_dump(tdm_private_display *private_display, const char *dump_str, char *reply, int *len)
1163 char temp[TDM_PATH_LEN] = {0,}, temp2[TDM_PATH_LEN] = {0,};
1164 char *path = NULL, *path2;
1168 snprintf(temp2, TDM_PATH_LEN, "%s", dump_str);
1169 path2 = strtostr(temp, TDM_PATH_LEN, temp2, "@");
1170 if (!path2 || path2[0] == '\0')
1171 path2 = TDM_DUMP_DIR;
1177 snprintf(temp, sizeof(temp), "%s", dump_str);
1178 arg = strtok_r(temp, ",", &end);
1179 TDM_GOTO_IF_FAIL(arg != NULL, done);
1181 if (!strncmp(arg, "none", 4)) {
1183 TDM_SNPRINTF(reply, len, "path: %s\n", (tdm_debug_dump_dir) ? : "unknown");
1184 if (tdm_debug_dump_dir) {
1185 free(tdm_debug_dump_dir);
1186 tdm_debug_dump_dir = NULL;
1191 path = tdm_helper_dump_make_directory(path2, reply, len);
1192 TDM_GOTO_IF_FAIL(path != NULL, done);
1194 if (!strncmp(arg, "current", 7)) {
1195 tdm_private_output *o = NULL;
1196 if (!private_display) {
1197 TDM_WRN("no private_display");
1201 LIST_FOR_EACH_ENTRY(o, &private_display->output_list, link) {
1202 tdm_private_layer *l = NULL;
1203 LIST_FOR_EACH_ENTRY(l, &o->layer_list, link) {
1204 char str[TDM_PATH_LEN];
1205 if (l->usable || l->caps.capabilities & TDM_LAYER_CAPABILITY_VIDEO)
1207 if (!l->showing_buffer)
1209 snprintf(str, TDM_PATH_LEN, "layer_%d_%d", o->index, l->index);
1210 tdm_helper_dump_buffer_str(l->showing_buffer->buffer, path, str);
1214 TDM_SNPRINTF(reply, len, "path: %s\n", path);
1218 TDM_SNPRINTF(reply, len, "dump: %s\n", arg);
1221 if (!strncmp(arg, "all", 3)) {
1222 tdm_debug_dump = 0xFFFFFFFF;
1224 } else if (!strncmp(arg, "layer", 5)) {
1225 tdm_debug_dump |= TDM_DUMP_FLAG_LAYER;
1226 } else if (!strncmp(arg, "pp", 2)) {
1227 tdm_debug_dump |= TDM_DUMP_FLAG_PP;
1228 } else if (!strncmp(arg, "capture", 7)) {
1229 tdm_debug_dump |= TDM_DUMP_FLAG_CAPTURE;
1230 } else if (!strncmp(arg, "window", 6)) {
1231 tdm_debug_dump |= TDM_DUMP_FLAG_WINDOW;
1235 arg = strtok_r(NULL, ",", &end);
1238 if (tdm_debug_dump_dir)
1239 free(tdm_debug_dump_dir);
1241 tdm_debug_dump_dir = strndup(path, TDM_PATH_LEN);
1243 TDM_INFO("dump... '%s'", dump_str);
1249 return TDM_ERROR_NONE;
1253 tdm_display_enable_path(const char *path)
1255 static int old_stdout = -1;
1256 char fd_name[TDM_PATH_LEN];
1260 if (old_stdout == -1)
1261 old_stdout = dup(STDOUT_FILENO);
1263 tdm_log_enable_dlog(0);
1265 snprintf(fd_name, TDM_PATH_LEN, "%s", path);
1267 log_fl = fopen(fd_name, "a");
1269 TDM_ERR("failed: open file(%s)\n", fd_name);
1270 return TDM_ERROR_OPERATION_FAILED;
1274 close(STDOUT_FILENO);
1276 setvbuf(log_fl, NULL, _IOLBF, 512);
1277 log_fd = fileno(log_fl);
1279 dup2(log_fd, STDOUT_FILENO);
1282 return TDM_ERROR_NONE;
1287 _tdm_display_ttrace_vblank_cb(tdm_vblank *vblank, tdm_error error, unsigned int sequence,
1288 unsigned int tv_sec, unsigned int tv_usec, void *user_data)
1290 tdm_error ret = TDM_ERROR_NONE;
1292 TDM_TRACE_MARK(VBlank);
1294 ret = tdm_vblank_wait(vblank, 0, 0, 1, _tdm_display_ttrace_vblank_cb, NULL);
1295 TDM_RETURN_IF_FAIL(ret == TDM_ERROR_NONE);
1299 tdm_display_enable_ttrace_vblank(tdm_display *dpy, tdm_output *output, int enable)
1301 static tdm_vblank *vblank = NULL;
1302 tdm_error ret = TDM_ERROR_NONE;
1306 tdm_vblank_destroy(vblank);
1308 return TDM_ERROR_NONE;
1310 const tdm_output_mode *mode = NULL;
1313 return TDM_ERROR_NONE;
1315 vblank = tdm_vblank_create(dpy, output, &ret);
1316 TDM_RETURN_VAL_IF_FAIL(vblank != NULL, ret);
1318 ret = tdm_output_get_mode(output, &mode);
1319 TDM_GOTO_IF_FAIL(mode != NULL, enable_fail);
1321 ret = tdm_vblank_set_fps(vblank, mode->vrefresh);
1322 TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, enable_fail);
1324 ret = tdm_vblank_set_enable_fake(vblank, 1);
1325 TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, enable_fail);
1327 ret = tdm_vblank_wait(vblank, 0, 0, 1, _tdm_display_ttrace_vblank_cb, NULL);
1328 TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, enable_fail);
1331 return TDM_ERROR_NONE;
1335 tdm_vblank_destroy(vblank);
1341 tdm_display_enable_fps(tdm_private_display *private_display, int enable)
1343 private_display->print_fps = enable;
1345 TDM_INFO("print fps: %s", (enable) ? "enable" : "disable");
1347 return TDM_ERROR_NONE;