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;
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_capture *c = NULL, *cc = NULL;
154 tdm_private_vblank_handler *v = NULL, *vv = NULL;
155 tdm_private_output_commit_handler *om = NULL, *omm = NULL;
156 tdm_private_layer_commit_handler *lm = NULL, *lmm = NULL;
157 tdm_private_change_handler *h = NULL, *hh = NULL;
159 LIST_DEL(&private_output->link);
161 free(private_output->layers_ptr);
163 LIST_FOR_EACH_ENTRY_SAFE(v, vv, &private_output->vblank_handler_list, link) {
168 LIST_FOR_EACH_ENTRY_SAFE(om, omm, &private_output->output_commit_handler_list, link) {
173 LIST_FOR_EACH_ENTRY_SAFE(lm, lmm, &private_output->layer_commit_handler_list, link) {
178 LIST_FOR_EACH_ENTRY_SAFE(lm, lmm, &private_output->pending_commit_handler_list, link) {
183 LIST_FOR_EACH_ENTRY_SAFE(h, hh, &private_output->change_handler_list_main, link) {
188 LIST_FOR_EACH_ENTRY_SAFE(h, hh, &private_output->change_handler_list_sub, link) {
193 if (private_output->vblank) {
194 /* tdm_vblank APIs is for server. it should be called in unlock status*/
195 _pthread_mutex_unlock(&private_display->lock);
196 tdm_vblank_destroy(private_output->vblank);
197 _pthread_mutex_lock(&private_display->lock);
200 LIST_FOR_EACH_ENTRY_SAFE(c, cc, &private_output->capture_list, link)
201 tdm_capture_destroy_internal(c);
203 LIST_FOR_EACH_ENTRY_SAFE(l, ll, &private_output->layer_list, link)
204 _tdm_display_destroy_private_layer(l);
206 _tdm_display_destroy_caps_output(&private_output->caps);
208 if (private_output->dpms_changed_timer)
209 tdm_event_loop_source_remove(private_output->dpms_changed_timer);
211 private_output->stamp = 0;
212 free(private_output);
216 _tdm_display_destroy_private_display(tdm_private_display *private_display)
218 tdm_private_output *o = NULL, *oo = NULL;
219 tdm_private_pp *p = NULL, *pp = NULL;
221 free(private_display->outputs_ptr);
222 if (private_display->outputs) {
223 free(private_display->outputs);
224 private_display->outputs = NULL;
227 LIST_FOR_EACH_ENTRY_SAFE(p, pp, &private_display->pp_list, link)
228 tdm_pp_destroy_internal(p);
230 LIST_FOR_EACH_ENTRY_SAFE(o, oo, &private_display->output_list, link)
231 _tdm_display_destroy_private_output(o);
233 _tdm_display_destroy_caps_pp(&private_display->caps_pp);
234 _tdm_display_destroy_caps_capture(&private_display->caps_capture);
236 private_display->capabilities = 0;
237 private_display->caps_display.max_layer_count = 0;
241 _tdm_display_update_caps_pp(tdm_private_display *private_display,
244 tdm_func_display *func_display = &private_display->func_display;
247 if (!(private_display->capabilities & TDM_DISPLAY_CAPABILITY_PP))
248 return TDM_ERROR_NONE;
250 if (!func_display->display_get_pp_capability) {
251 TDM_ERR("no display_get_pp_capability()");
252 return TDM_ERROR_BAD_MODULE;
255 ret = func_display->display_get_pp_capability(private_display->bdata, caps);
256 if (ret != TDM_ERROR_NONE) {
257 TDM_ERR("display_get_pp_capability() failed");
258 return TDM_ERROR_BAD_MODULE;
261 return TDM_ERROR_NONE;
265 _tdm_display_update_caps_capture(tdm_private_display *private_display,
266 tdm_caps_capture *caps)
268 tdm_func_display *func_display = &private_display->func_display;
271 if (!(private_display->capabilities & TDM_DISPLAY_CAPABILITY_CAPTURE))
272 return TDM_ERROR_NONE;
274 if (!func_display->display_get_capture_capability) {
275 TDM_ERR("no display_get_capture_capability()");
276 return TDM_ERROR_BAD_MODULE;
279 ret = func_display->display_get_capture_capability(private_display->bdata, caps);
280 if (ret != TDM_ERROR_NONE) {
281 TDM_ERR("display_get_capture_capability() failed");
282 return TDM_ERROR_BAD_MODULE;
285 return TDM_ERROR_NONE;
289 _tdm_display_update_caps_layer(tdm_private_display *private_display,
290 tdm_layer *layer_backend, tdm_caps_layer *caps)
292 tdm_func_layer *func_layer = &private_display->func_layer;
295 if (!func_layer->layer_get_capability) {
296 TDM_ERR("no layer_get_capability()");
297 return TDM_ERROR_BAD_MODULE;
300 ret = func_layer->layer_get_capability(layer_backend, caps);
301 if (ret != TDM_ERROR_NONE) {
302 TDM_ERR("layer_get_capability() failed");
303 return TDM_ERROR_BAD_MODULE;
306 return TDM_ERROR_NONE;
310 _tdm_display_update_caps_output(tdm_private_display *private_display, int pipe,
311 tdm_output *output_backend, tdm_caps_output *caps)
313 tdm_func_output *func_output = &private_display->func_output;
314 char temp[TDM_NAME_LEN];
318 if (!func_output->output_get_capability) {
319 TDM_ERR("no output_get_capability()");
320 return TDM_ERROR_BAD_MODULE;
323 stamp = tdm_helper_get_time();
324 ret = func_output->output_get_capability(output_backend, caps);
325 TDM_DBG("backend output_get_capability() time: %.3f ms", (tdm_helper_get_time() - stamp) * 1000.0);
327 if (ret != TDM_ERROR_NONE) {
328 TDM_ERR("output_get_capability() failed");
329 return TDM_ERROR_BAD_MODULE;
332 /* FIXME: Use model for tdm client to distinguish amoung outputs */
333 snprintf(temp, TDM_NAME_LEN, "%s-%d", caps->model, pipe);
334 snprintf(caps->model, TDM_NAME_LEN, "%s", temp);
336 return TDM_ERROR_NONE;
340 _tdm_display_update_layer(tdm_private_display *private_display,
341 tdm_private_output *private_output,
342 tdm_layer *layer_backend, int index)
344 tdm_private_layer *private_layer;
347 private_layer = _tdm_display_find_private_layer(private_output, layer_backend);
348 if (!private_layer) {
349 private_layer = calloc(1, sizeof(tdm_private_layer));
350 TDM_RETURN_VAL_IF_FAIL(private_layer != NULL, TDM_ERROR_OUT_OF_MEMORY);
352 LIST_ADDTAIL(&private_layer->link, &private_output->layer_list);
353 private_layer->index = index;
354 private_layer->private_display = private_display;
355 private_layer->private_output = private_output;
356 private_layer->layer_backend = layer_backend;
358 LIST_INITHEAD(&private_layer->capture_list);
360 private_layer->usable = 1;
362 _tdm_display_destroy_caps_layer(&private_layer->caps);
364 ret = _tdm_display_update_caps_layer(private_display, layer_backend,
365 &private_layer->caps);
366 if (ret != TDM_ERROR_NONE)
369 return TDM_ERROR_NONE;
371 _tdm_display_destroy_private_layer(private_layer);
376 tdm_display_update_output(tdm_private_display *private_display,
377 tdm_output *output_backend, int pipe)
379 tdm_func_output *func_output = &private_display->func_output;
380 tdm_private_output *private_output = NULL;
381 tdm_layer **layers = NULL;
382 int layer_count = 0, i;
385 private_output = _tdm_display_find_private_output(private_display, output_backend);
386 if (!private_output) {
387 private_output = calloc(1, sizeof(tdm_private_output));
388 TDM_RETURN_VAL_IF_FAIL(private_output != NULL, TDM_ERROR_OUT_OF_MEMORY);
390 private_output->stamp = tdm_helper_get_time();
391 while (tdm_display_find_output_stamp(private_display, private_output->stamp))
392 private_output->stamp++;
394 LIST_ADDTAIL(&private_output->link, &private_display->output_list);
396 private_output->private_display = private_display;
397 private_output->current_dpms_value = TDM_OUTPUT_DPMS_OFF;
398 private_output->output_backend = output_backend;
399 private_output->pipe = pipe;
400 private_output->index = pipe;
402 LIST_INITHEAD(&private_output->layer_list);
403 LIST_INITHEAD(&private_output->capture_list);
404 LIST_INITHEAD(&private_output->vblank_handler_list);
405 LIST_INITHEAD(&private_output->output_commit_handler_list);
406 LIST_INITHEAD(&private_output->layer_commit_handler_list);
407 LIST_INITHEAD(&private_output->pending_commit_handler_list);
408 LIST_INITHEAD(&private_output->change_handler_list_main);
409 LIST_INITHEAD(&private_output->change_handler_list_sub);
411 if (func_output->output_set_status_handler) {
412 func_output->output_set_status_handler(private_output->output_backend,
413 tdm_output_cb_status,
415 private_output->regist_change_cb = 1;
418 ret = _tdm_display_update_caps_output(private_display, pipe, output_backend,
419 &private_output->caps);
420 if (ret != TDM_ERROR_NONE)
423 tdm_caps_output new_caps;
425 ret = _tdm_display_update_caps_output(private_display, pipe, output_backend,
427 if (ret != TDM_ERROR_NONE)
430 /* FIXME: This is very ugly. need to fix after the TDM ABI is changed. */
431 if (private_output->caps.status != new_caps.status) {
432 _tdm_display_destroy_caps_output(&private_output->caps);
433 private_output->caps = new_caps;
434 private_output->current_mode = NULL;
436 tdm_output_mode *old_modes = private_output->caps.modes;
437 unsigned int old_mode_count = private_output->caps.mode_count;
439 free(new_caps.modes);
440 new_caps.modes = old_modes;
441 new_caps.mode_count = old_mode_count;
442 if (private_output->caps.props)
443 free(private_output->caps.props);
444 private_output->caps = new_caps;
448 layers = func_output->output_get_layers(output_backend, &layer_count, &ret);
449 if (ret != TDM_ERROR_NONE)
452 for (i = 0; i < layer_count; i++) {
453 ret = _tdm_display_update_layer(private_display, private_output, layers[i], i);
454 if (ret != TDM_ERROR_NONE)
460 return TDM_ERROR_NONE;
462 _tdm_display_destroy_private_output(private_output);
468 _tdm_display_set_main_first(tdm_output **outputs, int index)
470 tdm_output *output_tmp = NULL;
475 output_tmp = outputs[0];
476 outputs[0] = outputs[index];
477 outputs[index] = output_tmp;
483 _tdm_display_get_ordered_outputs(tdm_private_display *private_display, int *count)
485 tdm_func_display *func_display = &private_display->func_display;
486 tdm_output **outputs = NULL;
487 tdm_output **new_outputs = NULL;
488 tdm_output *output_dsi = NULL;
489 tdm_output *output_lvds = NULL;
490 tdm_output *output_hdmia = NULL;
491 tdm_output *output_hdmib = NULL;
492 int i, output_count = 0, output_connected_count = 0;
493 int index_dsi = 0, index_lvds = 0, index_hdmia = 0, index_hdmib = 0;
496 /* don't change list order if not init time */
497 if (private_display->outputs)
498 return private_display->outputs;
500 outputs = func_display->display_get_outputs(private_display->bdata, &output_count, &ret);
501 if (ret != TDM_ERROR_NONE)
502 goto failed_get_outputs;
504 *count = output_count;
506 if (output_count == 0)
507 goto failed_get_outputs;
508 else if (output_count == 1) {
509 private_display->outputs = outputs;
513 /* count connected outputs */
514 for (i = 0; i < output_count; i++) {
515 tdm_func_output *func_output = &private_display->func_output;
516 tdm_caps_output caps;
517 memset(&caps, 0, sizeof(tdm_caps_output));
519 if (!func_output->output_get_capability) {
520 TDM_ERR("no output_get_capability()");
521 goto failed_get_outputs;
524 ret = func_output->output_get_capability(outputs[i], &caps);
525 if (ret != TDM_ERROR_NONE) {
526 TDM_ERR("output_get_capability() failed");
527 goto failed_get_outputs;
530 if (caps.status == TDM_OUTPUT_CONN_STATUS_CONNECTED) {
531 output_connected_count++;
534 case TDM_OUTPUT_TYPE_DSI:
535 output_dsi = outputs[i];
538 case TDM_OUTPUT_TYPE_LVDS:
539 output_lvds = outputs[i];
542 case TDM_OUTPUT_TYPE_HDMIA:
543 output_hdmia = outputs[i];
546 case TDM_OUTPUT_TYPE_HDMIB:
547 output_hdmib = outputs[i];
555 _tdm_display_destroy_caps_output(&caps);
558 /* ordering : main output is first */
559 /* If there is no connected output, lvds or dsi cannot be main display. (cannot connect after booting)
560 * But hdmi is possible, so set hdmi to main display.
561 * If connected only one output, it is main output.
562 * If connected outputs over 2, has priority like below.
563 * (dsi > lvds > hdmi > else)
565 if (output_connected_count == 0) {
566 /* hdmi > dsi > lvds > else */
567 if (output_hdmia != NULL)
568 new_outputs = _tdm_display_set_main_first(outputs, index_hdmia);
569 else if (output_hdmib != NULL)
570 new_outputs = _tdm_display_set_main_first(outputs, index_hdmib);
571 else if (output_dsi != NULL)
572 new_outputs = _tdm_display_set_main_first(outputs, index_dsi);
573 else if (output_lvds != NULL)
574 new_outputs = _tdm_display_set_main_first(outputs, index_lvds);
576 new_outputs = outputs;
577 } else { /* (output_connected_count > 1) */
578 /* dsi > lvds > hdmi > else */
579 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);
583 else if (output_hdmia != NULL)
584 new_outputs = _tdm_display_set_main_first(outputs, index_hdmia);
585 else if (output_hdmib != NULL)
586 new_outputs = _tdm_display_set_main_first(outputs, index_hdmib);
588 new_outputs = outputs;
591 private_display->outputs = new_outputs;
602 _tdm_display_update_internal(tdm_private_display *private_display,
605 tdm_output **outputs = NULL;
606 int output_count = 0, i;
607 tdm_error ret = TDM_ERROR_NONE;
609 LIST_INITHEAD(&private_display->output_list);
610 LIST_INITHEAD(&private_display->pp_list);
611 LIST_INITHEAD(&private_display->capture_list);
614 ret = _tdm_display_update_caps_pp(private_display, &private_display->caps_pp);
615 if (ret != TDM_ERROR_NONE)
618 ret = _tdm_display_update_caps_capture(private_display,
619 &private_display->caps_capture);
620 if (ret != TDM_ERROR_NONE)
624 outputs = _tdm_display_get_ordered_outputs(private_display, &output_count);
628 for (i = 0; i < output_count; i++) {
629 ret = tdm_display_update_output(private_display, outputs[i], i);
630 if (ret != TDM_ERROR_NONE)
634 return TDM_ERROR_NONE;
637 _tdm_display_destroy_private_display(private_display);
642 tdm_display_update(tdm_display *dpy)
644 tdm_private_display *private_display;
647 TDM_RETURN_VAL_IF_FAIL(dpy != NULL, TDM_ERROR_INVALID_PARAMETER);
649 private_display = dpy;
650 _pthread_mutex_lock(&private_display->lock);
652 ret = _tdm_display_update_internal(private_display, 1);
654 _pthread_mutex_unlock(&private_display->lock);
659 #define SUFFIX_MODULE ".so"
660 #define DEFAULT_MODULE "libtdm-default"SUFFIX_MODULE
662 int tdm_debug_module;
665 static tdm_private_display *g_private_display;
666 static pthread_mutex_t gLock = PTHREAD_MUTEX_INITIALIZER;
669 _tdm_display_check_module(tdm_backend_module *module)
673 TDM_INFO("TDM ABI version : %d.%d",
674 TDM_MAJOR_VERSION, TDM_MINOR_VERSION);
677 TDM_ERR("TDM backend doesn't have name");
678 return TDM_ERROR_BAD_MODULE;
681 if (!module->vendor) {
682 TDM_ERR("TDM backend doesn't have vendor");
683 return TDM_ERROR_BAD_MODULE;
686 major = TDM_BACKEND_GET_ABI_MAJOR(module->abi_version);
687 minor = TDM_BACKEND_GET_ABI_MINOR(module->abi_version);
689 TDM_INFO("TDM module name: %s", module->name);
690 TDM_INFO("'%s' vendor: %s", module->name, module->vendor);
691 TDM_INFO("'%s' version: %d.%d", module->name, major, minor);
693 if (major != TDM_MAJOR_VERSION) {
694 TDM_ERR("'%s' major version mismatch, %d != %d",
695 module->name, major, TDM_MAJOR_VERSION);
696 return TDM_ERROR_BAD_MODULE;
699 if (minor > TDM_MINOR_VERSION) {
700 TDM_ERR("'%s' minor version(%d) is newer than %d",
701 module->name, minor, TDM_MINOR_VERSION);
702 return TDM_ERROR_BAD_MODULE;
706 TDM_ERR("'%s' doesn't have init function", module->name);
707 return TDM_ERROR_BAD_MODULE;
710 if (!module->deinit) {
711 TDM_ERR("'%s' doesn't have deinit function", module->name);
712 return TDM_ERROR_BAD_MODULE;
715 return TDM_ERROR_NONE;
719 _tdm_display_check_backend_functions(tdm_private_display *private_display)
721 tdm_func_display *func_display = &private_display->func_display;
722 tdm_func_output *func_output = &private_display->func_output;
723 tdm_func_layer *func_layer = &private_display->func_layer;
726 /* below functions should be implemented in backend side */
728 TDM_RETURN_VAL_IF_FAIL(func_display != NULL, TDM_ERROR_BAD_MODULE);
729 TDM_RETURN_VAL_IF_FAIL(func_display->display_get_outputs, TDM_ERROR_BAD_MODULE);
730 TDM_RETURN_VAL_IF_FAIL(func_output->output_get_capability, TDM_ERROR_BAD_MODULE);
731 TDM_RETURN_VAL_IF_FAIL(func_output->output_get_layers, TDM_ERROR_BAD_MODULE);
732 TDM_RETURN_VAL_IF_FAIL(func_layer->layer_get_capability, TDM_ERROR_BAD_MODULE);
734 ret = func_display->display_get_capability(private_display->bdata, &private_display->caps_display);
735 if (ret != TDM_ERROR_NONE) {
736 TDM_ERR("display_get_capability() failed");
737 return TDM_ERROR_BAD_MODULE;
740 if (private_display->capabilities & TDM_DISPLAY_CAPABILITY_PP) {
741 tdm_func_pp *func_pp = &private_display->func_pp;
742 TDM_RETURN_VAL_IF_FAIL(func_display->display_get_pp_capability, TDM_ERROR_BAD_MODULE);
743 TDM_RETURN_VAL_IF_FAIL(func_display->display_create_pp, TDM_ERROR_BAD_MODULE);
744 TDM_RETURN_VAL_IF_FAIL(func_pp->pp_destroy, TDM_ERROR_BAD_MODULE);
745 TDM_RETURN_VAL_IF_FAIL(func_pp->pp_commit, TDM_ERROR_BAD_MODULE);
746 TDM_RETURN_VAL_IF_FAIL(func_pp->pp_set_done_handler, TDM_ERROR_BAD_MODULE);
749 if (private_display->capabilities & TDM_DISPLAY_CAPABILITY_CAPTURE) {
750 tdm_func_capture *func_capture = &private_display->func_capture;
751 TDM_RETURN_VAL_IF_FAIL(func_display->display_get_capture_capability, TDM_ERROR_BAD_MODULE);
752 if (private_display->caps_capture.capabilities & TDM_CAPTURE_CAPABILITY_OUTPUT)
753 TDM_RETURN_VAL_IF_FAIL(func_output->output_create_capture, TDM_ERROR_BAD_MODULE);
754 if (private_display->caps_capture.capabilities & TDM_CAPTURE_CAPABILITY_LAYER)
755 TDM_RETURN_VAL_IF_FAIL(func_layer->layer_create_capture, TDM_ERROR_BAD_MODULE);
756 TDM_RETURN_VAL_IF_FAIL(func_capture->capture_destroy, TDM_ERROR_BAD_MODULE);
757 TDM_RETURN_VAL_IF_FAIL(func_capture->capture_commit, TDM_ERROR_BAD_MODULE);
758 TDM_RETURN_VAL_IF_FAIL(func_capture->capture_set_done_handler, TDM_ERROR_BAD_MODULE);
761 return TDM_ERROR_NONE;
765 _tdm_display_load_module_with_file(tdm_private_display *private_display,
768 char path[PATH_MAX] = {0,};
769 tdm_backend_module *module_data;
774 snprintf(path, sizeof(path), TDM_MODULE_PATH "/%s", file);
776 stamp = tdm_helper_get_time();
777 TDM_TRACE_BEGIN(Load_Backend);
779 module = dlopen(path, RTLD_LAZY);
781 TDM_ERR("failed to load module: %s(%s)", dlerror(), file);
783 return TDM_ERROR_BAD_MODULE;
786 module_data = dlsym(module, "tdm_backend_module_data");
788 TDM_ERR("'%s' doesn't have data object", file);
789 ret = TDM_ERROR_BAD_MODULE;
794 TDM_DBG("dlopen, dlsym time: %.3f ms", (tdm_helper_get_time() - stamp) * 1000.0);
796 private_display->module_data = module_data;
797 private_display->module = module;
799 /* check if version, init() and deinit() are valid or not */
800 ret = _tdm_display_check_module(module_data);
801 if (ret != TDM_ERROR_NONE)
806 /* We don't care if backend_data is NULL or not. It's up to backend. */
807 TDM_TRACE_BEGIN(Init_Backend);
808 stamp = tdm_helper_get_time();
809 private_display->bdata = module_data->init((tdm_display *)private_display, &ret);
810 TDM_DBG("backend init() time: %.3f ms", (tdm_helper_get_time() - stamp) * 1000.0);
813 if (ret != TDM_ERROR_NONE) {
814 TDM_ERR("failed to init '%s' module", module_data->name);
818 ret = _tdm_display_check_backend_functions(private_display);
819 if (ret != TDM_ERROR_NONE) {
820 module_data->deinit(private_display->bdata);
821 private_display->bdata = NULL;
825 TDM_INFO("Success to load '%s' module", module_data->name);
827 return TDM_ERROR_NONE;
830 private_display->module_data = NULL;
831 private_display->module = NULL;
836 _tdm_display_load_module(tdm_private_display *private_display)
838 const char *module_name;
839 struct dirent **namelist;
843 module_name = getenv("TDM_MODULE");
845 module_name = DEFAULT_MODULE;
847 /* load bufmgr priv from default lib */
848 ret = _tdm_display_load_module_with_file(private_display, module_name);
849 if (ret == TDM_ERROR_NONE)
850 return TDM_ERROR_NONE;
852 /* load bufmgr priv from configured path */
853 n = scandir(TDM_MODULE_PATH, &namelist, 0, alphasort);
855 TDM_ERR("no module in '%s'\n", TDM_MODULE_PATH);
856 return TDM_ERROR_BAD_MODULE;
859 ret = TDM_ERROR_BAD_MODULE;
861 if (ret < 0 && strstr(namelist[n]->d_name, SUFFIX_MODULE))
862 ret = _tdm_display_load_module_with_file(private_display, namelist[n]->d_name);
872 _tdm_display_unload_module(tdm_private_display *private_display)
874 if (private_display->module_data)
875 private_display->module_data->deinit(private_display->bdata);
876 if (private_display->module)
877 dlclose(private_display->module);
879 private_display->bdata = NULL;
880 private_display->module_data = NULL;
881 private_display->module = NULL;
885 tdm_display_init(tdm_error *error)
887 tdm_private_display *private_display = NULL;
890 double stamp1, stamp2, start;
892 _pthread_mutex_lock(&gLock);
894 if (g_private_display) {
895 g_private_display->init_count++;
896 _pthread_mutex_unlock(&gLock);
898 *error = TDM_ERROR_NONE;
899 return g_private_display;
902 start = stamp1 = tdm_helper_get_time();
904 private_display = calloc(1, sizeof(tdm_private_display));
905 if (!private_display) {
906 ret = TDM_ERROR_OUT_OF_MEMORY;
907 TDM_ERR("'private_display != NULL' failed");
911 str = getenv("TDM_DEBUG_MODULE");
913 tdm_display_enable_debug_module(str);
915 str = getenv("TDM_DEBUG_DUMP");
917 tdm_display_enable_dump(private_display, str, NULL, NULL);
919 str = getenv("TDM_DEBUG_PATH");
921 tdm_display_enable_path(str);
923 str = getenv("TDM_COMMIT_PER_VBLANK");
926 int enable = strtol(str, &end, 10);
928 tdm_display_enable_commit_per_vblank(private_display, enable);
931 if (pthread_mutex_init(&private_display->lock, NULL)) {
932 ret = TDM_ERROR_OPERATION_FAILED;
933 TDM_ERR("mutex init failed: %m");
934 goto failed_mutex_init;
937 _pthread_mutex_lock(&private_display->lock);
939 stamp2 = tdm_helper_get_time();
940 TDM_DBG("prepare init time: %.3f ms", (stamp2 - stamp1) * 1000.0);
943 ret = tdm_event_loop_init(private_display);
944 if (ret != TDM_ERROR_NONE)
947 stamp2 = tdm_helper_get_time();
948 TDM_DBG("creating event loop time: %.3f ms", (stamp2 - stamp1) * 1000.0);
951 ret = _tdm_display_load_module(private_display);
952 if (ret != TDM_ERROR_NONE)
955 stamp2 = tdm_helper_get_time();
956 TDM_DBG("loading backend time: %.3f ms", (stamp2 - stamp1) * 1000.0);
960 int tdm_drm_fd = tdm_helper_get_fd("TDM_DRM_MASTER_FD");
961 if (tdm_drm_fd >= 0) {
962 private_display->bufmgr = tbm_bufmgr_init(tdm_drm_fd);
964 if (!private_display->bufmgr) {
965 TDM_ERR("tbm_bufmgr_init failed");
968 TDM_INFO("tbm_bufmgr_init successed");
971 stamp2 = tdm_helper_get_time();
972 TDM_DBG("initializing bufmgr time: %.3f ms", (stamp2 - stamp1) * 1000.0);
977 TDM_TRACE_BEGIN(Update_Display);
978 ret = _tdm_display_update_internal(private_display, 0);
980 if (ret != TDM_ERROR_NONE)
983 stamp2 = tdm_helper_get_time();
984 TDM_DBG("updating display time: %.3f ms", (stamp2 - stamp1) * 1000.0);
987 tdm_event_loop_create_backend_source(private_display);
989 private_display->init_count = 1;
990 private_display->commit_type = TDM_COMMIT_TYPE_NONE;
992 g_private_display = private_display;
995 *error = TDM_ERROR_NONE;
997 _pthread_mutex_unlock(&private_display->lock);
998 _pthread_mutex_unlock(&gLock);
1000 TDM_INFO("init time: %.3f ms", (tdm_helper_get_time() - start) * 1000.0);
1002 return (tdm_display *)private_display;
1005 _tdm_display_unload_module(private_display);
1007 tdm_event_loop_deinit(private_display);
1009 _pthread_mutex_unlock(&private_display->lock);
1010 pthread_mutex_destroy(&private_display->lock);
1012 free(private_display);
1016 _pthread_mutex_unlock(&gLock);
1021 tdm_display_deinit(tdm_display *dpy)
1023 tdm_private_display *private_display = dpy;
1025 if (!private_display)
1028 _pthread_mutex_lock(&gLock);
1030 private_display->init_count--;
1031 if (private_display->init_count > 0) {
1032 _pthread_mutex_unlock(&gLock);
1036 /* dont move the position of lock/unlock. all resource should be protected
1037 * during destroying. after tdm_event_loop_deinit, we don't worry about thread
1038 * things because it's finalized.
1040 _pthread_mutex_lock(&private_display->lock);
1041 tdm_event_loop_deinit(private_display);
1042 _pthread_mutex_unlock(&private_display->lock);
1044 _tdm_display_destroy_private_display(private_display);
1045 _tdm_display_unload_module(private_display);
1048 if (private_display->bufmgr)
1049 tbm_bufmgr_deinit(private_display->bufmgr);
1052 tdm_helper_set_fd("TDM_DRM_MASTER_FD", -1);
1054 pthread_mutex_destroy(&private_display->lock);
1055 free(private_display);
1056 g_private_display = NULL;
1058 if (tdm_debug_dump_dir) {
1059 free(tdm_debug_dump_dir);
1060 tdm_debug_dump_dir = NULL;
1063 _pthread_mutex_unlock(&gLock);
1069 tdm_display_check_module_abi(tdm_private_display *private_display, int abimaj, int abimin)
1071 tdm_backend_module *module = private_display->module_data;
1073 if (TDM_BACKEND_GET_ABI_MAJOR(module->abi_version) < abimaj)
1076 if (TDM_BACKEND_GET_ABI_MINOR(module->abi_version) < abimin)
1083 tdm_display_enable_debug_module(const char*modules)
1085 char temp[TDM_PATH_LEN];
1089 snprintf(temp, TDM_PATH_LEN, "%s", modules);
1091 tdm_debug_module = 0;
1093 arg = strtok_r(temp, TDM_DELIM, &end);
1095 if (!strncmp(arg, "none", 4)) {
1096 tdm_debug_module = 0;
1097 return TDM_ERROR_NONE;
1099 if (!strncmp(arg, "all", 3)) {
1100 tdm_debug_module = 0xFFFFFFFF;
1101 return TDM_ERROR_NONE;
1103 if (!strncmp(arg, "buffer", 6))
1104 tdm_debug_module |= TDM_DEBUG_BUFFER;
1105 else if (!strncmp(arg, "thread", 6))
1106 tdm_debug_module |= TDM_DEBUG_THREAD;
1107 else if (!strncmp(arg, "mutex", 5))
1108 tdm_debug_module |= TDM_DEBUG_MUTEX;
1109 else if (!strncmp(arg, "vblank", 6))
1110 tdm_debug_module |= TDM_DEBUG_VBLANK;
1111 else if (!strncmp(arg, "commit", 6))
1112 tdm_debug_module |= TDM_DEBUG_COMMIT;
1114 return TDM_ERROR_BAD_REQUEST;
1116 arg = strtok_r(NULL, TDM_DELIM, &end);
1119 TDM_INFO("module debugging... '%s'", modules);
1121 return TDM_ERROR_NONE;
1125 tdm_display_enable_dump(tdm_private_display *private_display, const char *dump_str, char *reply, int *len)
1127 char temp[TDM_PATH_LEN] = {0,}, temp2[TDM_PATH_LEN] = {0,};
1128 char *path = NULL, *path2;
1132 snprintf(temp2, TDM_PATH_LEN, "%s", dump_str);
1133 path2 = strtostr(temp, TDM_PATH_LEN, temp2, "@");
1134 if (!path2 || path2[0] == '\0')
1135 path2 = TDM_DUMP_DIR;
1141 snprintf(temp, sizeof(temp), "%s", dump_str);
1142 arg = strtok_r(temp, ",", &end);
1143 TDM_GOTO_IF_FAIL(arg != NULL, done);
1145 if (!strncmp(arg, "none", 4)) {
1147 TDM_SNPRINTF(reply, len, "path: %s\n", (tdm_debug_dump_dir) ? : "unknown");
1148 if (tdm_debug_dump_dir) {
1149 free(tdm_debug_dump_dir);
1150 tdm_debug_dump_dir = NULL;
1155 path = tdm_helper_dump_make_directory(path2, reply, len);
1156 TDM_GOTO_IF_FAIL(path != NULL, done);
1158 if (!strncmp(arg, "current", 7)) {
1159 tdm_private_output *o = NULL;
1160 if (!private_display) {
1161 TDM_WRN("no private_display");
1165 LIST_FOR_EACH_ENTRY(o, &private_display->output_list, link) {
1166 tdm_private_layer *l = NULL;
1167 LIST_FOR_EACH_ENTRY(l, &o->layer_list, link) {
1168 char str[TDM_PATH_LEN];
1169 if (l->usable || l->caps.capabilities & TDM_LAYER_CAPABILITY_VIDEO)
1171 if (!l->showing_buffer)
1173 snprintf(str, TDM_PATH_LEN, "layer_%d_%d", o->index, l->index);
1174 tdm_helper_dump_buffer_str(l->showing_buffer->buffer, path, str);
1178 TDM_SNPRINTF(reply, len, "path: %s\n", path);
1182 TDM_SNPRINTF(reply, len, "dump: %s\n", arg);
1185 if (!strncmp(arg, "all", 3)) {
1186 tdm_debug_dump = 0xFFFFFFFF;
1188 } else if (!strncmp(arg, "layer", 5)) {
1189 tdm_debug_dump |= TDM_DUMP_FLAG_LAYER;
1190 } else if (!strncmp(arg, "pp", 2)) {
1191 tdm_debug_dump |= TDM_DUMP_FLAG_PP;
1192 } else if (!strncmp(arg, "capture", 7)) {
1193 tdm_debug_dump |= TDM_DUMP_FLAG_CAPTURE;
1197 arg = strtok_r(NULL, ",", &end);
1200 if (tdm_debug_dump_dir)
1201 free(tdm_debug_dump_dir);
1203 tdm_debug_dump_dir = strndup(path, TDM_PATH_LEN);
1205 TDM_INFO("dump... '%s'", dump_str);
1211 return TDM_ERROR_NONE;
1215 tdm_display_enable_path(const char *path)
1217 static int old_stdout = -1;
1218 char fd_name[TDM_PATH_LEN];
1222 if (old_stdout == -1)
1223 old_stdout = dup(STDOUT_FILENO);
1225 tdm_log_enable_dlog(0);
1227 snprintf(fd_name, TDM_PATH_LEN, "%s", path);
1229 log_fl = fopen(fd_name, "a");
1231 TDM_ERR("failed: open file(%s)\n", fd_name);
1232 return TDM_ERROR_OPERATION_FAILED;
1236 close(STDOUT_FILENO);
1238 setvbuf(log_fl, NULL, _IOLBF, 512);
1239 log_fd = fileno(log_fl);
1241 dup2(log_fd, STDOUT_FILENO);
1244 return TDM_ERROR_NONE;
1249 _tdm_display_ttrace_vblank_cb(tdm_vblank *vblank, tdm_error error, unsigned int sequence,
1250 unsigned int tv_sec, unsigned int tv_usec, void *user_data)
1252 tdm_error ret = TDM_ERROR_NONE;
1254 TDM_TRACE_MARK(VBlank);
1256 ret = tdm_vblank_wait(vblank, 0, 0, 1, _tdm_display_ttrace_vblank_cb, NULL);
1257 TDM_RETURN_IF_FAIL(ret == TDM_ERROR_NONE);
1261 tdm_display_enable_ttrace_vblank(tdm_display *dpy, tdm_output *output, int enable)
1263 static tdm_vblank *vblank = NULL;
1264 tdm_error ret = TDM_ERROR_NONE;
1268 tdm_vblank_destroy(vblank);
1270 return TDM_ERROR_NONE;
1272 const tdm_output_mode *mode = NULL;
1275 return TDM_ERROR_NONE;
1277 vblank = tdm_vblank_create(dpy, output, &ret);
1278 TDM_RETURN_VAL_IF_FAIL(vblank != NULL, ret);
1280 ret = tdm_output_get_mode(output, &mode);
1281 TDM_GOTO_IF_FAIL(mode != NULL, enable_fail);
1283 ret = tdm_vblank_set_fps(vblank, mode->vrefresh);
1284 TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, enable_fail);
1286 ret = tdm_vblank_set_enable_fake(vblank, 1);
1287 TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, enable_fail);
1289 ret = tdm_vblank_wait(vblank, 0, 0, 1, _tdm_display_ttrace_vblank_cb, NULL);
1290 TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, enable_fail);
1293 return TDM_ERROR_NONE;
1297 tdm_vblank_destroy(vblank);
1303 tdm_display_enable_commit_per_vblank(tdm_private_display *private_display, int enable)
1305 private_display->commit_per_vblank = enable;
1307 if (private_display->commit_per_vblank == 0)
1308 TDM_INFO("commit per vblank: disable");
1309 else if (private_display->commit_per_vblank == 1)
1310 TDM_INFO("commit per vblank: enable (1 layer)");
1311 else if (private_display->commit_per_vblank == 2)
1312 TDM_INFO("commit per vblank: enable (previous commit)");
1314 private_display->commit_per_vblank = 1;
1315 TDM_INFO("commit per vblank: enable (changed to 1 layer)");
1318 return TDM_ERROR_NONE;
1322 tdm_display_enable_fps(tdm_private_display *private_display, int enable)
1324 private_display->print_fps = enable;
1326 TDM_INFO("print fps: %s", (enable) ? "enable" : "disable");
1328 return TDM_ERROR_NONE;