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"
45 pthread_mutex_t tdm_mutex_check_lock = PTHREAD_MUTEX_INITIALIZER;
47 const char *tdm_mutex_lock_func;
48 int tdm_mutex_lock_line;
49 const char *tdm_mutex_unlock_func;
50 int tdm_mutex_unlock_line;
52 static tdm_private_layer *
53 _tdm_display_find_private_layer(tdm_private_output *private_output,
54 tdm_layer *layer_backend)
56 tdm_private_layer *private_layer = NULL;
58 LIST_FOR_EACH_ENTRY(private_layer, &private_output->layer_list, link) {
59 if (private_layer->layer_backend == layer_backend)
66 static tdm_private_output *
67 _tdm_display_find_private_output(tdm_private_display *private_display,
68 tdm_output *output_backend)
70 tdm_private_output *private_output = NULL;
72 LIST_FOR_EACH_ENTRY(private_output, &private_display->output_list, link) {
73 if (private_output->output_backend == output_backend)
74 return private_output;
80 INTERN tdm_private_output *
81 tdm_display_find_output_stamp(tdm_private_display *private_display, double stamp)
83 tdm_private_output *private_output = NULL;
85 LIST_FOR_EACH_ENTRY(private_output, &private_display->output_list, link) {
86 if (private_output->stamp == stamp)
87 return private_output;
94 _tdm_display_destroy_caps_pp(tdm_caps_pp *caps_pp)
97 free(caps_pp->formats);
99 memset(caps_pp, 0, sizeof(tdm_caps_pp));
103 _tdm_display_destroy_caps_capture(tdm_caps_capture *caps_capture)
105 if (caps_capture->formats)
106 free(caps_capture->formats);
108 memset(caps_capture, 0, sizeof(tdm_caps_capture));
112 _tdm_display_destroy_caps_layer(tdm_caps_layer *caps_layer)
114 if (caps_layer->formats)
115 free(caps_layer->formats);
117 if (caps_layer->props)
118 free(caps_layer->props);
120 memset(caps_layer, 0, sizeof(tdm_caps_layer));
124 _tdm_display_destroy_caps_output(tdm_caps_output *caps_output)
126 if (caps_output->modes)
127 free(caps_output->modes);
129 if (caps_output->props)
130 free(caps_output->props);
132 memset(caps_output, 0, sizeof(tdm_caps_output));
136 _tdm_display_destroy_private_layer(tdm_private_layer *private_layer)
138 tdm_private_capture *c = NULL, *cc = NULL;
140 LIST_DEL(&private_layer->link);
142 LIST_FOR_EACH_ENTRY_SAFE(c, cc, &private_layer->capture_list, link)
143 tdm_capture_destroy_internal(c);
145 _tdm_display_destroy_caps_layer(&private_layer->caps);
151 _tdm_display_destroy_private_output(tdm_private_output *private_output)
153 tdm_private_display *private_display = private_output->private_display;
154 tdm_private_layer *l = NULL, *ll = NULL;
155 tdm_private_hwc_window *hw = NULL, *hww = NULL;
156 tdm_private_capture *c = NULL, *cc = NULL;
157 tdm_private_vblank_handler *v = NULL, *vv = NULL;
158 tdm_private_output_commit_handler *om = NULL, *omm = NULL;
159 tdm_private_layer_commit_handler *lm = NULL, *lmm = NULL;
160 tdm_private_change_handler *h = NULL, *hh = NULL;
162 LIST_DEL(&private_output->link);
164 free(private_output->layers_ptr);
166 LIST_FOR_EACH_ENTRY_SAFE(v, vv, &private_output->vblank_handler_list, link) {
171 LIST_FOR_EACH_ENTRY_SAFE(om, omm, &private_output->output_commit_handler_list, link) {
176 LIST_FOR_EACH_ENTRY_SAFE(lm, lmm, &private_output->layer_commit_handler_list, link) {
181 LIST_FOR_EACH_ENTRY_SAFE(lm, lmm, &private_output->pending_commit_handler_list, link) {
186 LIST_FOR_EACH_ENTRY_SAFE(h, hh, &private_output->change_handler_list_main, link) {
191 LIST_FOR_EACH_ENTRY_SAFE(h, hh, &private_output->change_handler_list_sub, link) {
196 if (private_output->vblank) {
197 /* tdm_vblank APIs is for server. it should be called in unlock status*/
198 _pthread_mutex_unlock(&private_display->lock);
199 tdm_vblank_destroy(private_output->vblank);
200 _pthread_mutex_lock(&private_display->lock);
203 LIST_FOR_EACH_ENTRY_SAFE(c, cc, &private_output->capture_list, link)
204 tdm_capture_destroy_internal(c);
206 LIST_FOR_EACH_ENTRY_SAFE(hw, hww, &private_output->hwc_window_list, link)
207 tdm_hwc_window_destroy_internal(hw);
209 LIST_FOR_EACH_ENTRY_SAFE(l, ll, &private_output->layer_list, link)
210 _tdm_display_destroy_private_layer(l);
212 _tdm_display_destroy_caps_output(&private_output->caps);
214 if (private_output->dpms_changed_timer)
215 tdm_event_loop_source_remove(private_output->dpms_changed_timer);
217 private_output->stamp = 0;
218 free(private_output);
222 _tdm_display_destroy_private_display(tdm_private_display *private_display)
224 tdm_private_output *o = NULL, *oo = NULL;
225 tdm_private_pp *p = NULL, *pp = NULL;
227 free(private_display->outputs_ptr);
228 if (private_display->outputs) {
229 free(private_display->outputs);
230 private_display->outputs = NULL;
233 LIST_FOR_EACH_ENTRY_SAFE(p, pp, &private_display->pp_list, link)
234 tdm_pp_destroy_internal(p);
236 LIST_FOR_EACH_ENTRY_SAFE(o, oo, &private_display->output_list, link)
237 _tdm_display_destroy_private_output(o);
239 _tdm_display_destroy_caps_pp(&private_display->caps_pp);
240 _tdm_display_destroy_caps_capture(&private_display->caps_capture);
242 private_display->capabilities = 0;
243 private_display->caps_display.max_layer_count = 0;
247 _tdm_display_update_caps_pp(tdm_private_display *private_display,
250 tdm_func_display *func_display = &private_display->func_display;
253 if (!(private_display->capabilities & TDM_DISPLAY_CAPABILITY_PP))
254 return TDM_ERROR_NONE;
256 if (!func_display->display_get_pp_capability) {
257 TDM_ERR("no display_get_pp_capability()");
258 return TDM_ERROR_BAD_MODULE;
261 ret = func_display->display_get_pp_capability(private_display->bdata, caps);
262 if (ret != TDM_ERROR_NONE) {
263 TDM_ERR("display_get_pp_capability() failed");
264 return TDM_ERROR_BAD_MODULE;
267 return TDM_ERROR_NONE;
271 _tdm_display_update_caps_capture(tdm_private_display *private_display,
272 tdm_caps_capture *caps)
274 tdm_func_display *func_display = &private_display->func_display;
277 if (!(private_display->capabilities & TDM_DISPLAY_CAPABILITY_CAPTURE))
278 return TDM_ERROR_NONE;
280 if (!func_display->display_get_capture_capability) {
281 TDM_ERR("no display_get_capture_capability()");
282 return TDM_ERROR_BAD_MODULE;
285 ret = func_display->display_get_capture_capability(private_display->bdata, caps);
286 if (ret != TDM_ERROR_NONE) {
287 TDM_ERR("display_get_capture_capability() failed");
288 return TDM_ERROR_BAD_MODULE;
291 return TDM_ERROR_NONE;
295 _tdm_display_update_caps_layer(tdm_private_display *private_display,
296 tdm_layer *layer_backend, tdm_caps_layer *caps)
298 tdm_func_layer *func_layer = &private_display->func_layer;
301 if (!func_layer->layer_get_capability) {
302 TDM_ERR("no layer_get_capability()");
303 return TDM_ERROR_BAD_MODULE;
306 ret = func_layer->layer_get_capability(layer_backend, caps);
307 if (ret != TDM_ERROR_NONE) {
308 TDM_ERR("layer_get_capability() failed");
309 return TDM_ERROR_BAD_MODULE;
312 return TDM_ERROR_NONE;
316 _tdm_display_update_caps_output(tdm_private_display *private_display, int pipe,
317 tdm_output *output_backend, tdm_caps_output *caps)
319 tdm_func_output *func_output = &private_display->func_output;
320 char temp[TDM_NAME_LEN];
324 if (!func_output->output_get_capability) {
325 TDM_ERR("no output_get_capability()");
326 return TDM_ERROR_BAD_MODULE;
329 stamp = tdm_helper_get_time();
330 ret = func_output->output_get_capability(output_backend, caps);
331 TDM_DBG("backend output_get_capability() time: %.3f ms", (tdm_helper_get_time() - stamp) * 1000.0);
333 if (ret != TDM_ERROR_NONE) {
334 TDM_ERR("output_get_capability() failed");
335 return TDM_ERROR_BAD_MODULE;
338 /* FIXME: Use model for tdm client to distinguish amoung outputs */
339 snprintf(temp, TDM_NAME_LEN, "%s-%d", caps->model, pipe);
340 snprintf(caps->model, TDM_NAME_LEN, "%s", temp);
342 return TDM_ERROR_NONE;
346 _tdm_display_update_layer(tdm_private_display *private_display,
347 tdm_private_output *private_output,
348 tdm_layer *layer_backend, int index)
350 tdm_private_layer *private_layer;
353 private_layer = _tdm_display_find_private_layer(private_output, layer_backend);
354 if (!private_layer) {
355 private_layer = calloc(1, sizeof(tdm_private_layer));
356 TDM_RETURN_VAL_IF_FAIL(private_layer != NULL, TDM_ERROR_OUT_OF_MEMORY);
358 LIST_ADDTAIL(&private_layer->link, &private_output->layer_list);
359 private_layer->index = index;
360 private_layer->private_display = private_display;
361 private_layer->private_output = private_output;
362 private_layer->layer_backend = layer_backend;
364 LIST_INITHEAD(&private_layer->capture_list);
366 private_layer->usable = 1;
368 _tdm_display_destroy_caps_layer(&private_layer->caps);
370 ret = _tdm_display_update_caps_layer(private_display, layer_backend,
371 &private_layer->caps);
372 if (ret != TDM_ERROR_NONE)
375 return TDM_ERROR_NONE;
377 _tdm_display_destroy_private_layer(private_layer);
382 tdm_display_update_output(tdm_private_display *private_display,
383 tdm_output *output_backend, int pipe)
385 tdm_func_output *func_output = &private_display->func_output;
386 tdm_private_output *private_output = NULL;
387 tdm_layer **layers = NULL;
388 int layer_count = 0, i;
391 private_output = _tdm_display_find_private_output(private_display, output_backend);
392 if (!private_output) {
393 private_output = calloc(1, sizeof(tdm_private_output));
394 TDM_RETURN_VAL_IF_FAIL(private_output != NULL, TDM_ERROR_OUT_OF_MEMORY);
396 private_output->stamp = tdm_helper_get_time();
397 while (tdm_display_find_output_stamp(private_display, private_output->stamp))
398 private_output->stamp++;
400 LIST_ADDTAIL(&private_output->link, &private_display->output_list);
402 private_output->private_display = private_display;
403 private_output->current_dpms_value = TDM_OUTPUT_DPMS_OFF;
404 private_output->output_backend = output_backend;
405 private_output->pipe = pipe;
406 private_output->index = pipe;
408 LIST_INITHEAD(&private_output->layer_list);
409 LIST_INITHEAD(&private_output->hwc_window_list);
410 LIST_INITHEAD(&private_output->capture_list);
411 LIST_INITHEAD(&private_output->vblank_handler_list);
412 LIST_INITHEAD(&private_output->output_commit_handler_list);
413 LIST_INITHEAD(&private_output->layer_commit_handler_list);
414 LIST_INITHEAD(&private_output->pending_commit_handler_list);
415 LIST_INITHEAD(&private_output->change_handler_list_main);
416 LIST_INITHEAD(&private_output->change_handler_list_sub);
418 if (func_output->output_set_status_handler) {
419 func_output->output_set_status_handler(private_output->output_backend,
420 tdm_output_cb_status,
422 private_output->regist_change_cb = 1;
425 ret = _tdm_display_update_caps_output(private_display, pipe, output_backend,
426 &private_output->caps);
427 if (ret != TDM_ERROR_NONE)
430 tdm_caps_output new_caps;
432 ret = _tdm_display_update_caps_output(private_display, pipe, output_backend,
434 if (ret != TDM_ERROR_NONE)
437 /* FIXME: This is very ugly. need to fix after the TDM ABI is changed. */
438 if (private_output->caps.status != new_caps.status) {
439 _tdm_display_destroy_caps_output(&private_output->caps);
440 private_output->caps = new_caps;
441 private_output->current_mode = NULL;
443 tdm_output_mode *old_modes = private_output->caps.modes;
444 unsigned int old_mode_count = private_output->caps.mode_count;
446 free(new_caps.modes);
447 new_caps.modes = old_modes;
448 new_caps.mode_count = old_mode_count;
449 if (private_output->caps.props)
450 free(private_output->caps.props);
451 private_output->caps = new_caps;
455 layers = func_output->output_get_layers(output_backend, &layer_count, &ret);
456 if (ret != TDM_ERROR_NONE)
459 for (i = 0; i < layer_count; i++) {
460 ret = _tdm_display_update_layer(private_display, private_output, layers[i], i);
461 if (ret != TDM_ERROR_NONE)
467 return TDM_ERROR_NONE;
469 _tdm_display_destroy_private_output(private_output);
475 _tdm_display_set_main_first(tdm_output **outputs, int index)
477 tdm_output *output_tmp = NULL;
482 output_tmp = outputs[0];
483 outputs[0] = outputs[index];
484 outputs[index] = output_tmp;
490 _tdm_display_get_ordered_outputs(tdm_private_display *private_display, int *count)
492 tdm_func_display *func_display = &private_display->func_display;
493 tdm_output **outputs = NULL;
494 tdm_output **new_outputs = NULL;
495 tdm_output *output_dsi = NULL;
496 tdm_output *output_lvds = NULL;
497 tdm_output *output_hdmia = NULL;
498 tdm_output *output_hdmib = NULL;
499 int i, output_count = 0, output_connected_count = 0;
500 int index_dsi = 0, index_lvds = 0, index_hdmia = 0, index_hdmib = 0;
503 /* don't change list order if not init time */
504 if (private_display->outputs)
505 return private_display->outputs;
507 outputs = func_display->display_get_outputs(private_display->bdata, &output_count, &ret);
508 if (ret != TDM_ERROR_NONE)
509 goto failed_get_outputs;
511 *count = output_count;
513 if (output_count == 0)
514 goto failed_get_outputs;
515 else if (output_count == 1) {
516 private_display->outputs = outputs;
520 /* count connected outputs */
521 for (i = 0; i < output_count; i++) {
522 tdm_func_output *func_output = &private_display->func_output;
523 tdm_caps_output caps;
524 memset(&caps, 0, sizeof(tdm_caps_output));
526 if (!func_output->output_get_capability) {
527 TDM_ERR("no output_get_capability()");
528 goto failed_get_outputs;
531 ret = func_output->output_get_capability(outputs[i], &caps);
532 if (ret != TDM_ERROR_NONE) {
533 TDM_ERR("output_get_capability() failed");
534 goto failed_get_outputs;
537 if (caps.status == TDM_OUTPUT_CONN_STATUS_CONNECTED) {
538 output_connected_count++;
541 case TDM_OUTPUT_TYPE_DSI:
542 output_dsi = outputs[i];
545 case TDM_OUTPUT_TYPE_LVDS:
546 output_lvds = outputs[i];
549 case TDM_OUTPUT_TYPE_HDMIA:
550 output_hdmia = outputs[i];
553 case TDM_OUTPUT_TYPE_HDMIB:
554 output_hdmib = outputs[i];
562 _tdm_display_destroy_caps_output(&caps);
565 /* ordering : main output is first */
566 /* If there is no connected output, lvds or dsi cannot be main display. (cannot connect after booting)
567 * But hdmi is possible, so set hdmi to main display.
568 * If connected only one output, it is main output.
569 * If connected outputs over 2, has priority like below.
570 * (dsi > lvds > hdmi > else)
572 if (output_connected_count == 0) {
573 /* hdmi > dsi > lvds > else */
574 if (output_hdmia != NULL)
575 new_outputs = _tdm_display_set_main_first(outputs, index_hdmia);
576 else if (output_hdmib != NULL)
577 new_outputs = _tdm_display_set_main_first(outputs, index_hdmib);
578 else if (output_dsi != NULL)
579 new_outputs = _tdm_display_set_main_first(outputs, index_dsi);
580 else if (output_lvds != NULL)
581 new_outputs = _tdm_display_set_main_first(outputs, index_lvds);
583 new_outputs = outputs;
584 } else { /* (output_connected_count > 1) */
585 /* dsi > lvds > hdmi > else */
586 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);
590 else if (output_hdmia != NULL)
591 new_outputs = _tdm_display_set_main_first(outputs, index_hdmia);
592 else if (output_hdmib != NULL)
593 new_outputs = _tdm_display_set_main_first(outputs, index_hdmib);
595 new_outputs = outputs;
598 private_display->outputs = new_outputs;
609 _tdm_display_update_internal(tdm_private_display *private_display,
612 tdm_output **outputs = NULL;
613 int output_count = 0, i;
614 tdm_error ret = TDM_ERROR_NONE;
616 LIST_INITHEAD(&private_display->output_list);
617 LIST_INITHEAD(&private_display->pp_list);
618 LIST_INITHEAD(&private_display->capture_list);
621 ret = _tdm_display_update_caps_pp(private_display, &private_display->caps_pp);
622 if (ret != TDM_ERROR_NONE)
625 ret = _tdm_display_update_caps_capture(private_display,
626 &private_display->caps_capture);
627 if (ret != TDM_ERROR_NONE)
631 outputs = _tdm_display_get_ordered_outputs(private_display, &output_count);
635 for (i = 0; i < output_count; i++) {
636 ret = tdm_display_update_output(private_display, outputs[i], i);
637 if (ret != TDM_ERROR_NONE)
641 return TDM_ERROR_NONE;
644 _tdm_display_destroy_private_display(private_display);
649 tdm_display_update(tdm_display *dpy)
651 tdm_private_display *private_display;
654 TDM_RETURN_VAL_IF_FAIL(dpy != NULL, TDM_ERROR_INVALID_PARAMETER);
656 private_display = dpy;
657 _pthread_mutex_lock(&private_display->lock);
659 ret = _tdm_display_update_internal(private_display, 1);
661 _pthread_mutex_unlock(&private_display->lock);
666 #define SUFFIX_MODULE ".so"
667 #define TDM_DEFAULT_MODULE "libtdm-default"SUFFIX_MODULE
668 #define TDM_DUMMY_MODULE "libtdm-dummy"SUFFIX_MODULE
670 int tdm_debug_module;
673 static tdm_private_display *g_private_display;
674 static pthread_mutex_t gLock = PTHREAD_MUTEX_INITIALIZER;
677 _tdm_display_check_module(tdm_backend_module *module)
681 TDM_INFO("TDM ABI version : %d.%d",
682 TDM_MAJOR_VERSION, TDM_MINOR_VERSION);
685 TDM_ERR("TDM backend doesn't have name");
686 return TDM_ERROR_BAD_MODULE;
689 if (!module->vendor) {
690 TDM_ERR("TDM backend doesn't have vendor");
691 return TDM_ERROR_BAD_MODULE;
694 major = TDM_BACKEND_GET_ABI_MAJOR(module->abi_version);
695 minor = TDM_BACKEND_GET_ABI_MINOR(module->abi_version);
697 TDM_INFO("TDM module name: %s", module->name);
698 TDM_INFO("'%s' vendor: %s", module->name, module->vendor);
699 TDM_INFO("'%s' version: %d.%d", module->name, major, minor);
701 if (major != TDM_MAJOR_VERSION) {
702 TDM_ERR("'%s' major version mismatch, %d != %d",
703 module->name, major, TDM_MAJOR_VERSION);
704 return TDM_ERROR_BAD_MODULE;
707 if (minor > TDM_MINOR_VERSION) {
708 TDM_ERR("'%s' minor version(%d) is newer than %d",
709 module->name, minor, TDM_MINOR_VERSION);
710 return TDM_ERROR_BAD_MODULE;
714 TDM_ERR("'%s' doesn't have init function", module->name);
715 return TDM_ERROR_BAD_MODULE;
718 if (!module->deinit) {
719 TDM_ERR("'%s' doesn't have deinit function", module->name);
720 return TDM_ERROR_BAD_MODULE;
723 return TDM_ERROR_NONE;
727 _tdm_display_check_backend_functions(tdm_private_display *private_display)
729 tdm_func_display *func_display = &private_display->func_display;
730 tdm_func_output *func_output = &private_display->func_output;
731 tdm_func_layer *func_layer = &private_display->func_layer;
734 /* below functions should be implemented in backend side */
736 TDM_RETURN_VAL_IF_FAIL(func_display != NULL, TDM_ERROR_BAD_MODULE);
737 TDM_RETURN_VAL_IF_FAIL(func_display->display_get_outputs, TDM_ERROR_BAD_MODULE);
738 TDM_RETURN_VAL_IF_FAIL(func_output->output_get_capability, TDM_ERROR_BAD_MODULE);
739 TDM_RETURN_VAL_IF_FAIL(func_output->output_get_layers, TDM_ERROR_BAD_MODULE);
740 TDM_RETURN_VAL_IF_FAIL(func_layer->layer_get_capability, TDM_ERROR_BAD_MODULE);
742 ret = func_display->display_get_capability(private_display->bdata, &private_display->caps_display);
743 if (ret != TDM_ERROR_NONE) {
744 TDM_ERR("display_get_capability() failed");
745 return TDM_ERROR_BAD_MODULE;
748 if (private_display->capabilities & TDM_DISPLAY_CAPABILITY_PP) {
749 tdm_func_pp *func_pp = &private_display->func_pp;
750 TDM_RETURN_VAL_IF_FAIL(func_display->display_get_pp_capability, TDM_ERROR_BAD_MODULE);
751 TDM_RETURN_VAL_IF_FAIL(func_display->display_create_pp, TDM_ERROR_BAD_MODULE);
752 TDM_RETURN_VAL_IF_FAIL(func_pp->pp_destroy, TDM_ERROR_BAD_MODULE);
753 TDM_RETURN_VAL_IF_FAIL(func_pp->pp_commit, TDM_ERROR_BAD_MODULE);
754 TDM_RETURN_VAL_IF_FAIL(func_pp->pp_set_done_handler, TDM_ERROR_BAD_MODULE);
757 if (private_display->capabilities & TDM_DISPLAY_CAPABILITY_CAPTURE) {
758 tdm_func_capture *func_capture = &private_display->func_capture;
759 TDM_RETURN_VAL_IF_FAIL(func_display->display_get_capture_capability, TDM_ERROR_BAD_MODULE);
760 if (private_display->caps_capture.capabilities & TDM_CAPTURE_CAPABILITY_OUTPUT)
761 TDM_RETURN_VAL_IF_FAIL(func_output->output_create_capture, TDM_ERROR_BAD_MODULE);
762 if (private_display->caps_capture.capabilities & TDM_CAPTURE_CAPABILITY_LAYER)
763 TDM_RETURN_VAL_IF_FAIL(func_layer->layer_create_capture, TDM_ERROR_BAD_MODULE);
764 TDM_RETURN_VAL_IF_FAIL(func_capture->capture_destroy, TDM_ERROR_BAD_MODULE);
765 TDM_RETURN_VAL_IF_FAIL(func_capture->capture_commit, TDM_ERROR_BAD_MODULE);
766 TDM_RETURN_VAL_IF_FAIL(func_capture->capture_set_done_handler, TDM_ERROR_BAD_MODULE);
769 return TDM_ERROR_NONE;
773 _tdm_display_load_module_with_file(tdm_private_display *private_display,
776 char path[PATH_MAX] = {0,};
777 tdm_backend_module *module_data;
783 size = snprintf(path, sizeof(path), TDM_MODULE_PATH "/%s", file);
784 if (size >= (int)sizeof(path)) {
785 TDM_WRN("too long: %s/%s", TDM_MODULE_PATH, file);
786 return TDM_ERROR_BAD_MODULE;
789 stamp = tdm_helper_get_time();
790 TDM_TRACE_BEGIN(Load_Backend);
792 module = dlopen(path, RTLD_LAZY);
794 TDM_ERR("failed to load module: %s(%s)", dlerror(), file);
796 return TDM_ERROR_BAD_MODULE;
799 module_data = dlsym(module, "tdm_backend_module_data");
801 TDM_ERR("'%s' doesn't have data object", file);
802 ret = TDM_ERROR_BAD_MODULE;
807 TDM_DBG("dlopen, dlsym time: %.3f ms", (tdm_helper_get_time() - stamp) * 1000.0);
809 private_display->module_data = module_data;
810 private_display->module = module;
812 /* check if version, init() and deinit() are valid or not */
813 ret = _tdm_display_check_module(module_data);
814 if (ret != TDM_ERROR_NONE)
819 /* We don't care if backend_data is NULL or not. It's up to backend. */
820 TDM_TRACE_BEGIN(Init_Backend);
821 stamp = tdm_helper_get_time();
822 private_display->bdata = module_data->init((tdm_display *)private_display, &ret);
823 TDM_DBG("backend init() time: %.3f ms", (tdm_helper_get_time() - stamp) * 1000.0);
826 if (ret != TDM_ERROR_NONE) {
827 TDM_ERR("failed to init '%s' module", module_data->name);
831 ret = _tdm_display_check_backend_functions(private_display);
832 if (ret != TDM_ERROR_NONE) {
833 module_data->deinit(private_display->bdata);
834 private_display->bdata = NULL;
838 TDM_INFO("Success to load '%s' module", module_data->name);
840 return TDM_ERROR_NONE;
843 private_display->module_data = NULL;
844 private_display->module = NULL;
849 _tdm_display_load_module(tdm_private_display *private_display)
851 const char *module_name;
852 char module[TDM_NAME_LEN];
853 struct dirent **namelist;
857 module_name = getenv("TDM_MODULE");
859 module_name = TDM_DEFAULT_MODULE;
861 strncpy(module, module_name, TDM_NAME_LEN - 1);
862 module[TDM_NAME_LEN - 1] = '\0';
864 /* load bufmgr priv from default lib */
865 ret = _tdm_display_load_module_with_file(private_display, (const char*)module);
866 if (ret == TDM_ERROR_NONE)
867 return TDM_ERROR_NONE;
869 /* load bufmgr priv from dummy lib */
870 ret = _tdm_display_load_module_with_file(private_display, TDM_DUMMY_MODULE);
871 if (ret == TDM_ERROR_NONE)
872 return TDM_ERROR_NONE;
874 /* load bufmgr priv from configured path */
875 n = scandir(TDM_MODULE_PATH, &namelist, 0, alphasort);
877 TDM_ERR("no module in '%s'\n", TDM_MODULE_PATH);
878 return TDM_ERROR_BAD_MODULE;
881 ret = TDM_ERROR_BAD_MODULE;
883 if (ret < 0 && strstr(namelist[n]->d_name, SUFFIX_MODULE))
884 ret = _tdm_display_load_module_with_file(private_display, namelist[n]->d_name);
894 _tdm_display_unload_module(tdm_private_display *private_display)
896 if (private_display->module_data)
897 private_display->module_data->deinit(private_display->bdata);
898 if (private_display->module)
899 dlclose(private_display->module);
901 private_display->bdata = NULL;
902 private_display->module_data = NULL;
903 private_display->module = NULL;
907 tdm_display_init(tdm_error *error)
909 tdm_private_display *private_display = NULL;
912 double stamp1, stamp2, start;
914 pthread_mutex_lock(&gLock);
916 if (g_private_display) {
917 g_private_display->init_count++;
918 pthread_mutex_unlock(&gLock);
920 *error = TDM_ERROR_NONE;
921 return g_private_display;
924 start = stamp1 = tdm_helper_get_time();
926 private_display = calloc(1, sizeof(tdm_private_display));
927 if (!private_display) {
928 ret = TDM_ERROR_OUT_OF_MEMORY;
929 TDM_ERR("'private_display != NULL' failed");
933 str = getenv("TDM_DEBUG_MODULE");
935 tdm_display_enable_debug_module(str);
937 str = getenv("TDM_DEBUG_DUMP");
939 tdm_display_enable_dump(private_display, str, NULL, NULL);
941 str = getenv("TDM_DEBUG_PATH");
943 tdm_display_enable_path(str);
945 str = getenv("TDM_COMMIT_PER_VBLANK");
948 int enable = strtol(str, &end, 10);
950 tdm_display_enable_commit_per_vblank(private_display, enable);
953 if (pthread_mutex_init(&private_display->lock, NULL)) {
954 ret = TDM_ERROR_OPERATION_FAILED;
955 TDM_ERR("mutex init failed: %m");
956 goto failed_mutex_init;
959 _pthread_mutex_lock(&private_display->lock);
961 stamp2 = tdm_helper_get_time();
962 TDM_DBG("prepare init time: %.3f ms", (stamp2 - stamp1) * 1000.0);
965 ret = tdm_event_loop_init(private_display);
966 if (ret != TDM_ERROR_NONE)
969 stamp2 = tdm_helper_get_time();
970 TDM_DBG("creating event loop time: %.3f ms", (stamp2 - stamp1) * 1000.0);
973 ret = _tdm_display_load_module(private_display);
974 if (ret != TDM_ERROR_NONE)
977 stamp2 = tdm_helper_get_time();
978 TDM_DBG("loading backend time: %.3f ms", (stamp2 - stamp1) * 1000.0);
982 int tdm_drm_fd = tdm_helper_get_fd("TDM_DRM_MASTER_FD");
983 if (tdm_drm_fd >= 0) {
984 private_display->bufmgr = tbm_bufmgr_init(tdm_drm_fd);
986 if (!private_display->bufmgr) {
987 TDM_ERR("tbm_bufmgr_init failed");
990 TDM_INFO("tbm_bufmgr_init successed");
993 stamp2 = tdm_helper_get_time();
994 TDM_DBG("initializing bufmgr time: %.3f ms", (stamp2 - stamp1) * 1000.0);
999 TDM_TRACE_BEGIN(Update_Display);
1000 ret = _tdm_display_update_internal(private_display, 0);
1002 if (ret != TDM_ERROR_NONE)
1005 stamp2 = tdm_helper_get_time();
1006 TDM_DBG("updating display time: %.3f ms", (stamp2 - stamp1) * 1000.0);
1009 tdm_event_loop_create_backend_source(private_display);
1011 private_display->init_count = 1;
1012 private_display->commit_type = TDM_COMMIT_TYPE_NONE;
1014 tdm_private_output *o = NULL;
1015 LIST_FOR_EACH_ENTRY(o, &private_display->output_list, link) {
1016 if (o->caps.capabilities & TDM_OUTPUT_CAPABILITY_HWC)
1017 tdm_output_need_validate_event_init(o);
1020 g_private_display = private_display;
1023 *error = TDM_ERROR_NONE;
1025 _pthread_mutex_unlock(&private_display->lock);
1026 pthread_mutex_unlock(&gLock);
1028 TDM_INFO("init time: %.3f ms", (tdm_helper_get_time() - start) * 1000.0);
1030 return (tdm_display *)private_display;
1033 _tdm_display_unload_module(private_display);
1035 tdm_event_loop_stop(private_display);
1036 tdm_event_loop_deinit(private_display);
1038 _pthread_mutex_unlock(&private_display->lock);
1039 pthread_mutex_destroy(&private_display->lock);
1041 free(private_display);
1045 pthread_mutex_unlock(&gLock);
1050 tdm_display_deinit(tdm_display *dpy)
1052 tdm_private_display *private_display = dpy;
1054 if (!private_display)
1057 pthread_mutex_lock(&gLock);
1059 private_display->init_count--;
1060 if (private_display->init_count > 0) {
1061 pthread_mutex_unlock(&gLock);
1065 /* dont move the position of lock/unlock. all resource should be protected
1066 * during destroying. after tdm_event_loop_deinit, we don't worry about thread
1067 * things because it's finalized.
1069 _pthread_mutex_lock(&private_display->lock);
1070 tdm_event_loop_stop(private_display);
1071 _tdm_display_destroy_private_display(private_display);
1072 _tdm_display_unload_module(private_display);
1073 _pthread_mutex_unlock(&private_display->lock);
1075 tdm_event_loop_deinit(private_display);
1078 if (private_display->bufmgr)
1079 tbm_bufmgr_deinit(private_display->bufmgr);
1082 tdm_helper_set_fd("TDM_DRM_MASTER_FD", -1);
1084 pthread_mutex_destroy(&private_display->lock);
1085 free(private_display);
1086 g_private_display = NULL;
1088 if (tdm_debug_dump_dir) {
1089 free(tdm_debug_dump_dir);
1090 tdm_debug_dump_dir = NULL;
1093 pthread_mutex_unlock(&gLock);
1099 tdm_display_check_module_abi(tdm_private_display *private_display, int abimaj, int abimin)
1101 tdm_backend_module *module = private_display->module_data;
1103 if (TDM_BACKEND_GET_ABI_MAJOR(module->abi_version) < abimaj)
1106 if (TDM_BACKEND_GET_ABI_MINOR(module->abi_version) < abimin)
1113 tdm_display_enable_debug_module(const char*modules)
1115 char temp[TDM_PATH_LEN];
1119 snprintf(temp, TDM_PATH_LEN, "%s", modules);
1121 tdm_debug_module = 0;
1123 arg = strtok_r(temp, TDM_DELIM, &end);
1125 if (!strncmp(arg, "none", 4)) {
1126 tdm_debug_module = 0;
1127 return TDM_ERROR_NONE;
1129 if (!strncmp(arg, "all", 3)) {
1130 tdm_debug_module = 0xFFFFFFFF;
1131 return TDM_ERROR_NONE;
1133 if (!strncmp(arg, "buffer", 6))
1134 tdm_debug_module |= TDM_DEBUG_BUFFER;
1135 else if (!strncmp(arg, "thread", 6))
1136 tdm_debug_module |= TDM_DEBUG_THREAD;
1137 else if (!strncmp(arg, "mutex", 5))
1138 tdm_debug_module |= TDM_DEBUG_MUTEX;
1139 else if (!strncmp(arg, "vblank", 6))
1140 tdm_debug_module |= TDM_DEBUG_VBLANK;
1141 else if (!strncmp(arg, "commit", 6))
1142 tdm_debug_module |= TDM_DEBUG_COMMIT;
1144 arg = strtok_r(NULL, TDM_DELIM, &end);
1147 TDM_INFO("module debugging... '%s'", modules);
1149 return TDM_ERROR_NONE;
1153 tdm_display_enable_dump(tdm_private_display *private_display, const char *dump_str, char *reply, int *len)
1155 char temp[TDM_PATH_LEN] = {0,}, temp2[TDM_PATH_LEN] = {0,};
1156 char *path = NULL, *path2;
1160 snprintf(temp2, TDM_PATH_LEN, "%s", dump_str);
1161 path2 = strtostr(temp, TDM_PATH_LEN, temp2, "@");
1162 if (!path2 || path2[0] == '\0')
1163 path2 = TDM_DUMP_DIR;
1169 snprintf(temp, sizeof(temp), "%s", dump_str);
1170 arg = strtok_r(temp, ",", &end);
1171 TDM_GOTO_IF_FAIL(arg != NULL, done);
1173 if (!strncmp(arg, "none", 4)) {
1175 TDM_SNPRINTF(reply, len, "path: %s\n", (tdm_debug_dump_dir) ? : "unknown");
1176 if (tdm_debug_dump_dir) {
1177 free(tdm_debug_dump_dir);
1178 tdm_debug_dump_dir = NULL;
1183 path = tdm_helper_dump_make_directory(path2, reply, len);
1184 TDM_GOTO_IF_FAIL(path != NULL, done);
1186 if (!strncmp(arg, "current", 7)) {
1187 tdm_private_output *o = NULL;
1188 if (!private_display) {
1189 TDM_WRN("no private_display");
1193 LIST_FOR_EACH_ENTRY(o, &private_display->output_list, link) {
1194 tdm_private_layer *l = NULL;
1195 LIST_FOR_EACH_ENTRY(l, &o->layer_list, link) {
1196 char str[TDM_PATH_LEN];
1197 if (l->usable || l->caps.capabilities & TDM_LAYER_CAPABILITY_VIDEO)
1199 if (!l->showing_buffer)
1201 snprintf(str, TDM_PATH_LEN, "layer_%d_%d", o->index, l->index);
1202 tdm_helper_dump_buffer_str(l->showing_buffer->buffer, path, str);
1206 TDM_SNPRINTF(reply, len, "path: %s\n", path);
1210 TDM_SNPRINTF(reply, len, "dump: %s\n", arg);
1213 if (!strncmp(arg, "all", 3)) {
1214 tdm_debug_dump = 0xFFFFFFFF;
1216 } else if (!strncmp(arg, "layer", 5)) {
1217 tdm_debug_dump |= TDM_DUMP_FLAG_LAYER;
1218 } else if (!strncmp(arg, "pp", 2)) {
1219 tdm_debug_dump |= TDM_DUMP_FLAG_PP;
1220 } else if (!strncmp(arg, "capture", 7)) {
1221 tdm_debug_dump |= TDM_DUMP_FLAG_CAPTURE;
1222 } else if (!strncmp(arg, "window", 6)) {
1223 tdm_debug_dump |= TDM_DUMP_FLAG_WINDOW;
1227 arg = strtok_r(NULL, ",", &end);
1230 if (tdm_debug_dump_dir)
1231 free(tdm_debug_dump_dir);
1233 tdm_debug_dump_dir = strndup(path, TDM_PATH_LEN);
1235 TDM_INFO("dump... '%s'", dump_str);
1241 return TDM_ERROR_NONE;
1245 tdm_display_enable_path(const char *path)
1247 static int old_stdout = -1;
1248 char fd_name[TDM_PATH_LEN];
1252 if (old_stdout == -1)
1253 old_stdout = dup(STDOUT_FILENO);
1255 tdm_log_enable_dlog(0);
1257 snprintf(fd_name, TDM_PATH_LEN, "%s", path);
1259 log_fl = fopen(fd_name, "a");
1261 TDM_ERR("failed: open file(%s)\n", fd_name);
1262 return TDM_ERROR_OPERATION_FAILED;
1266 close(STDOUT_FILENO);
1268 setvbuf(log_fl, NULL, _IOLBF, 512);
1269 log_fd = fileno(log_fl);
1271 dup2(log_fd, STDOUT_FILENO);
1274 return TDM_ERROR_NONE;
1279 _tdm_display_ttrace_vblank_cb(tdm_vblank *vblank, tdm_error error, unsigned int sequence,
1280 unsigned int tv_sec, unsigned int tv_usec, void *user_data)
1282 tdm_error ret = TDM_ERROR_NONE;
1284 TDM_TRACE_MARK(VBlank);
1286 ret = tdm_vblank_wait(vblank, 0, 0, 1, _tdm_display_ttrace_vblank_cb, NULL);
1287 TDM_RETURN_IF_FAIL(ret == TDM_ERROR_NONE);
1291 tdm_display_enable_ttrace_vblank(tdm_display *dpy, tdm_output *output, int enable)
1293 static tdm_vblank *vblank = NULL;
1294 tdm_error ret = TDM_ERROR_NONE;
1298 tdm_vblank_destroy(vblank);
1300 return TDM_ERROR_NONE;
1302 const tdm_output_mode *mode = NULL;
1305 return TDM_ERROR_NONE;
1307 vblank = tdm_vblank_create(dpy, output, &ret);
1308 TDM_RETURN_VAL_IF_FAIL(vblank != NULL, ret);
1310 ret = tdm_output_get_mode(output, &mode);
1311 TDM_GOTO_IF_FAIL(mode != NULL, enable_fail);
1313 ret = tdm_vblank_set_fps(vblank, mode->vrefresh);
1314 TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, enable_fail);
1316 ret = tdm_vblank_set_enable_fake(vblank, 1);
1317 TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, enable_fail);
1319 ret = tdm_vblank_wait(vblank, 0, 0, 1, _tdm_display_ttrace_vblank_cb, NULL);
1320 TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, enable_fail);
1323 return TDM_ERROR_NONE;
1327 tdm_vblank_destroy(vblank);
1333 tdm_display_enable_commit_per_vblank(tdm_private_display *private_display, int enable)
1335 private_display->commit_per_vblank = enable;
1337 if (private_display->commit_per_vblank == 0)
1338 TDM_INFO("commit per vblank: disable");
1339 else if (private_display->commit_per_vblank == 1)
1340 TDM_INFO("commit per vblank: enable (1 layer)");
1341 else if (private_display->commit_per_vblank == 2)
1342 TDM_INFO("commit per vblank: enable (previous commit)");
1344 private_display->commit_per_vblank = 1;
1345 TDM_INFO("commit per vblank: enable (changed to 1 layer)");
1348 return TDM_ERROR_NONE;
1352 tdm_display_enable_fps(tdm_private_display *private_display, int enable)
1354 private_display->print_fps = enable;
1356 TDM_INFO("print fps: %s", (enable) ? "enable" : "disable");
1358 return TDM_ERROR_NONE;