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;
54 static tdm_private_layer *
55 _tdm_display_find_private_layer(tdm_private_output *private_output,
56 tdm_layer *layer_backend)
58 tdm_private_layer *private_layer = NULL;
60 LIST_FOR_EACH_ENTRY(private_layer, &private_output->layer_list, link) {
61 if (private_layer->layer_backend == layer_backend)
68 static tdm_private_output *
69 _tdm_display_find_private_output(tdm_private_display *private_display,
70 tdm_output *output_backend)
72 tdm_private_output *private_output = NULL;
74 LIST_FOR_EACH_ENTRY(private_output, &private_display->output_list, link) {
75 if (private_output->output_backend == output_backend)
76 return private_output;
82 INTERN tdm_private_output *
83 tdm_display_find_output_stamp(tdm_private_display *private_display, double stamp)
85 tdm_private_output *private_output = NULL;
87 LIST_FOR_EACH_ENTRY(private_output, &private_display->output_list, link) {
88 if (private_output->stamp == stamp)
89 return private_output;
96 _tdm_display_destroy_caps_pp(tdm_caps_pp *caps_pp)
99 free(caps_pp->formats);
101 memset(caps_pp, 0, sizeof(tdm_caps_pp));
105 _tdm_display_destroy_caps_capture(tdm_caps_capture *caps_capture)
107 if (caps_capture->formats)
108 free(caps_capture->formats);
110 memset(caps_capture, 0, sizeof(tdm_caps_capture));
114 _tdm_display_destroy_caps_layer(tdm_caps_layer *caps_layer)
116 if (caps_layer->formats)
117 free(caps_layer->formats);
119 if (caps_layer->props)
120 free(caps_layer->props);
122 memset(caps_layer, 0, sizeof(tdm_caps_layer));
126 _tdm_display_destroy_caps_output(tdm_caps_output *caps_output)
128 if (caps_output->modes)
129 free(caps_output->modes);
131 if (caps_output->props)
132 free(caps_output->props);
134 memset(caps_output, 0, sizeof(tdm_caps_output));
138 _tdm_display_destroy_private_layer(tdm_private_layer *private_layer)
140 tdm_private_capture *c = NULL, *cc = NULL;
142 LIST_DEL(&private_layer->link);
144 LIST_FOR_EACH_ENTRY_SAFE(c, cc, &private_layer->capture_list, link)
145 tdm_capture_destroy_internal(c);
147 _tdm_display_destroy_caps_layer(&private_layer->caps);
153 _tdm_display_destroy_private_output(tdm_private_output *private_output)
155 tdm_private_display *private_display = private_output->private_display;
156 tdm_private_layer *l = NULL, *ll = NULL;
157 tdm_private_hwc_window *hw = NULL, *hww = NULL;
158 tdm_private_capture *c = NULL, *cc = NULL;
159 tdm_private_vblank_handler *v = NULL, *vv = NULL;
160 tdm_private_output_commit_handler *om = NULL, *omm = NULL;
161 tdm_private_layer_commit_handler *lm = NULL, *lmm = NULL;
162 tdm_private_change_handler *h = NULL, *hh = NULL;
164 LIST_DEL(&private_output->link);
166 free(private_output->layers_ptr);
168 LIST_FOR_EACH_ENTRY_SAFE(v, vv, &private_output->vblank_handler_list, link) {
173 LIST_FOR_EACH_ENTRY_SAFE(om, omm, &private_output->output_commit_handler_list, link) {
178 LIST_FOR_EACH_ENTRY_SAFE(lm, lmm, &private_output->layer_commit_handler_list, link) {
183 LIST_FOR_EACH_ENTRY_SAFE(lm, lmm, &private_output->pending_commit_handler_list, link) {
188 LIST_FOR_EACH_ENTRY_SAFE(h, hh, &private_output->change_handler_list_main, link) {
193 LIST_FOR_EACH_ENTRY_SAFE(h, hh, &private_output->change_handler_list_sub, link) {
198 if (private_output->vblank) {
199 /* tdm_vblank APIs is for server. it should be called in unlock status*/
200 _pthread_mutex_unlock(&private_display->lock);
201 tdm_vblank_destroy(private_output->vblank);
202 _pthread_mutex_lock(&private_display->lock);
205 if (private_output->ttrace_vblank) {
206 /* tdm_vblank APIs is for server. it should be called in unlock status*/
207 _pthread_mutex_unlock(&private_display->lock);
208 tdm_vblank_destroy(private_output->ttrace_vblank);
209 _pthread_mutex_lock(&private_display->lock);
212 LIST_FOR_EACH_ENTRY_SAFE(c, cc, &private_output->capture_list, link)
213 tdm_capture_destroy_internal(c);
215 LIST_FOR_EACH_ENTRY_SAFE(hw, hww, &private_output->hwc_window_list, link)
216 tdm_hwc_window_destroy_internal(hw);
218 LIST_FOR_EACH_ENTRY_SAFE(l, ll, &private_output->layer_list, link)
219 _tdm_display_destroy_private_layer(l);
221 _tdm_display_destroy_caps_output(&private_output->caps);
223 if (private_output->dpms_changed_timer)
224 tdm_event_loop_source_remove(private_output->dpms_changed_timer);
226 private_output->stamp = 0;
227 free(private_output);
231 _tdm_display_destroy_private_display(tdm_private_display *private_display)
233 tdm_private_output *o = NULL, *oo = NULL;
234 tdm_private_pp *p = NULL, *pp = NULL;
236 free(private_display->outputs_ptr);
237 if (private_display->outputs) {
238 free(private_display->outputs);
239 private_display->outputs = NULL;
242 LIST_FOR_EACH_ENTRY_SAFE(p, pp, &private_display->pp_list, link)
243 tdm_pp_destroy_internal(p);
245 LIST_FOR_EACH_ENTRY_SAFE(o, oo, &private_display->output_list, link)
246 _tdm_display_destroy_private_output(o);
248 _tdm_display_destroy_caps_pp(&private_display->caps_pp);
249 _tdm_display_destroy_caps_capture(&private_display->caps_capture);
251 private_display->capabilities = 0;
252 private_display->caps_display.max_layer_count = 0;
256 _tdm_display_update_caps_pp(tdm_private_display *private_display,
259 tdm_func_display *func_display = &private_display->func_display;
262 if (!(private_display->capabilities & TDM_DISPLAY_CAPABILITY_PP))
263 return TDM_ERROR_NONE;
265 if (!func_display->display_get_pp_capability) {
266 TDM_ERR("no display_get_pp_capability()");
267 return TDM_ERROR_BAD_MODULE;
270 ret = func_display->display_get_pp_capability(private_display->bdata, caps);
271 if (ret != TDM_ERROR_NONE) {
272 TDM_ERR("display_get_pp_capability() failed");
273 return TDM_ERROR_BAD_MODULE;
276 return TDM_ERROR_NONE;
280 _tdm_display_update_caps_capture(tdm_private_display *private_display,
281 tdm_caps_capture *caps)
283 tdm_func_display *func_display = &private_display->func_display;
286 if (!(private_display->capabilities & TDM_DISPLAY_CAPABILITY_CAPTURE))
287 return TDM_ERROR_NONE;
289 if (!func_display->display_get_capture_capability) {
290 TDM_ERR("no display_get_capture_capability()");
291 return TDM_ERROR_BAD_MODULE;
294 ret = func_display->display_get_capture_capability(private_display->bdata, caps);
295 if (ret != TDM_ERROR_NONE) {
296 TDM_ERR("display_get_capture_capability() failed");
297 return TDM_ERROR_BAD_MODULE;
300 return TDM_ERROR_NONE;
304 _tdm_display_update_caps_layer(tdm_private_display *private_display,
305 tdm_layer *layer_backend, tdm_caps_layer *caps)
307 tdm_func_layer *func_layer = &private_display->func_layer;
310 if (!func_layer->layer_get_capability) {
311 TDM_ERR("no layer_get_capability()");
312 return TDM_ERROR_BAD_MODULE;
315 ret = func_layer->layer_get_capability(layer_backend, caps);
316 if (ret != TDM_ERROR_NONE) {
317 TDM_ERR("layer_get_capability() failed");
318 return TDM_ERROR_BAD_MODULE;
321 return TDM_ERROR_NONE;
325 _tdm_display_update_caps_output(tdm_private_display *private_display, int pipe,
326 tdm_output *output_backend, tdm_caps_output *caps)
328 tdm_func_output *func_output = &private_display->func_output;
329 char temp[TDM_NAME_LEN];
333 if (!func_output->output_get_capability) {
334 TDM_ERR("no output_get_capability()");
335 return TDM_ERROR_BAD_MODULE;
338 stamp = tdm_helper_get_time();
339 ret = func_output->output_get_capability(output_backend, caps);
340 TDM_DBG("backend output_get_capability() time: %.3f ms", (tdm_helper_get_time() - stamp) * 1000.0);
342 if (ret != TDM_ERROR_NONE) {
343 TDM_ERR("output_get_capability() failed");
344 return TDM_ERROR_BAD_MODULE;
347 /* FIXME: Use model for tdm client to distinguish amoung outputs */
348 snprintf(temp, TDM_NAME_LEN, "%s-%d", caps->model, pipe);
349 snprintf(caps->model, TDM_NAME_LEN, "%s", temp);
351 return TDM_ERROR_NONE;
355 _tdm_display_update_layer(tdm_private_display *private_display,
356 tdm_private_output *private_output,
357 tdm_layer *layer_backend, int index)
359 tdm_private_layer *private_layer;
362 private_layer = _tdm_display_find_private_layer(private_output, layer_backend);
363 if (!private_layer) {
364 private_layer = calloc(1, sizeof(tdm_private_layer));
365 TDM_RETURN_VAL_IF_FAIL(private_layer != NULL, TDM_ERROR_OUT_OF_MEMORY);
367 LIST_ADDTAIL(&private_layer->link, &private_output->layer_list);
368 private_layer->index = index;
369 private_layer->private_display = private_display;
370 private_layer->private_output = private_output;
371 private_layer->layer_backend = layer_backend;
373 LIST_INITHEAD(&private_layer->capture_list);
375 private_layer->usable = 1;
377 _tdm_display_destroy_caps_layer(&private_layer->caps);
379 ret = _tdm_display_update_caps_layer(private_display, layer_backend,
380 &private_layer->caps);
381 if (ret != TDM_ERROR_NONE)
384 return TDM_ERROR_NONE;
386 _tdm_display_destroy_private_layer(private_layer);
391 tdm_display_update_output(tdm_private_display *private_display,
392 tdm_output *output_backend, int pipe)
394 tdm_func_output *func_output = &private_display->func_output;
395 tdm_private_output *private_output = NULL;
396 tdm_layer **layers = NULL;
397 int layer_count = 0, i;
400 private_output = _tdm_display_find_private_output(private_display, output_backend);
401 if (!private_output) {
402 private_output = calloc(1, sizeof(tdm_private_output));
403 TDM_RETURN_VAL_IF_FAIL(private_output != NULL, TDM_ERROR_OUT_OF_MEMORY);
405 private_output->stamp = tdm_helper_get_time();
406 while (tdm_display_find_output_stamp(private_display, private_output->stamp))
407 private_output->stamp++;
409 LIST_ADDTAIL(&private_output->link, &private_display->output_list);
411 private_output->private_display = private_display;
412 private_output->current_dpms_value = TDM_OUTPUT_DPMS_OFF;
413 private_output->output_backend = output_backend;
414 private_output->pipe = pipe;
415 private_output->index = pipe;
417 LIST_INITHEAD(&private_output->layer_list);
418 LIST_INITHEAD(&private_output->hwc_window_list);
419 LIST_INITHEAD(&private_output->capture_list);
420 LIST_INITHEAD(&private_output->vblank_handler_list);
421 LIST_INITHEAD(&private_output->output_commit_handler_list);
422 LIST_INITHEAD(&private_output->layer_commit_handler_list);
423 LIST_INITHEAD(&private_output->pending_commit_handler_list);
424 LIST_INITHEAD(&private_output->change_handler_list_main);
425 LIST_INITHEAD(&private_output->change_handler_list_sub);
427 if (func_output->output_set_status_handler) {
428 func_output->output_set_status_handler(private_output->output_backend,
429 tdm_output_cb_status,
431 private_output->regist_change_cb = 1;
434 ret = _tdm_display_update_caps_output(private_display, pipe, output_backend,
435 &private_output->caps);
436 if (ret != TDM_ERROR_NONE)
439 tdm_caps_output new_caps;
441 ret = _tdm_display_update_caps_output(private_display, pipe, output_backend,
443 if (ret != TDM_ERROR_NONE)
446 /* FIXME: This is very ugly. need to fix after the TDM ABI is changed. */
447 if (private_output->caps.status != new_caps.status) {
448 _tdm_display_destroy_caps_output(&private_output->caps);
449 private_output->caps = new_caps;
450 private_output->current_mode = NULL;
452 tdm_output_mode *old_modes = private_output->caps.modes;
453 unsigned int old_mode_count = private_output->caps.mode_count;
455 free(new_caps.modes);
456 new_caps.modes = old_modes;
457 new_caps.mode_count = old_mode_count;
458 if (private_output->caps.props)
459 free(private_output->caps.props);
460 private_output->caps = new_caps;
464 layers = func_output->output_get_layers(output_backend, &layer_count, &ret);
465 if (ret != TDM_ERROR_NONE)
468 for (i = 0; i < layer_count; i++) {
469 ret = _tdm_display_update_layer(private_display, private_output, layers[i], i);
470 if (ret != TDM_ERROR_NONE)
476 return TDM_ERROR_NONE;
478 _tdm_display_destroy_private_output(private_output);
484 _tdm_display_set_main_first(tdm_output **outputs, int index)
486 tdm_output *output_tmp = NULL;
491 output_tmp = outputs[0];
492 outputs[0] = outputs[index];
493 outputs[index] = output_tmp;
499 _tdm_display_get_ordered_outputs(tdm_private_display *private_display, int *count)
501 tdm_func_display *func_display = &private_display->func_display;
502 tdm_output **outputs = NULL;
503 tdm_output **new_outputs = NULL;
504 tdm_output *output_dsi = NULL;
505 tdm_output *output_lvds = NULL;
506 tdm_output *output_hdmia = NULL;
507 tdm_output *output_hdmib = NULL;
508 int i, output_count = 0, output_connected_count = 0;
509 int index_dsi = 0, index_lvds = 0, index_hdmia = 0, index_hdmib = 0;
512 /* don't change list order if not init time */
513 if (private_display->outputs)
514 return private_display->outputs;
516 outputs = func_display->display_get_outputs(private_display->bdata, &output_count, &ret);
517 if (ret != TDM_ERROR_NONE)
518 goto failed_get_outputs;
520 *count = output_count;
522 if (output_count == 0)
523 goto failed_get_outputs;
524 else if (output_count == 1) {
525 private_display->outputs = outputs;
529 /* count connected outputs */
530 for (i = 0; i < output_count; i++) {
531 tdm_func_output *func_output = &private_display->func_output;
532 tdm_caps_output caps;
533 memset(&caps, 0, sizeof(tdm_caps_output));
535 if (!func_output->output_get_capability) {
536 TDM_ERR("no output_get_capability()");
537 goto failed_get_outputs;
540 ret = func_output->output_get_capability(outputs[i], &caps);
541 if (ret != TDM_ERROR_NONE) {
542 TDM_ERR("output_get_capability() failed");
543 goto failed_get_outputs;
546 if (caps.status == TDM_OUTPUT_CONN_STATUS_CONNECTED) {
547 output_connected_count++;
550 case TDM_OUTPUT_TYPE_DSI:
551 output_dsi = outputs[i];
554 case TDM_OUTPUT_TYPE_LVDS:
555 output_lvds = outputs[i];
558 case TDM_OUTPUT_TYPE_HDMIA:
559 output_hdmia = outputs[i];
562 case TDM_OUTPUT_TYPE_HDMIB:
563 output_hdmib = outputs[i];
571 _tdm_display_destroy_caps_output(&caps);
574 /* ordering : main output is first */
575 /* If there is no connected output, lvds or dsi cannot be main display. (cannot connect after booting)
576 * But hdmi is possible, so set hdmi to main display.
577 * If connected only one output, it is main output.
578 * If connected outputs over 2, has priority like below.
579 * (dsi > lvds > hdmi > else)
581 if (output_connected_count == 0) {
582 /* hdmi > dsi > lvds > else */
583 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);
587 else 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);
592 new_outputs = outputs;
593 } else { /* (output_connected_count > 1) */
594 /* dsi > lvds > hdmi > else */
595 if (output_dsi != NULL)
596 new_outputs = _tdm_display_set_main_first(outputs, index_dsi);
597 else if (output_lvds != NULL)
598 new_outputs = _tdm_display_set_main_first(outputs, index_lvds);
599 else if (output_hdmia != NULL)
600 new_outputs = _tdm_display_set_main_first(outputs, index_hdmia);
601 else if (output_hdmib != NULL)
602 new_outputs = _tdm_display_set_main_first(outputs, index_hdmib);
604 new_outputs = outputs;
607 private_display->outputs = new_outputs;
618 _tdm_display_update_internal(tdm_private_display *private_display,
621 tdm_output **outputs = NULL;
622 int output_count = 0, i;
623 tdm_error ret = TDM_ERROR_NONE;
625 LIST_INITHEAD(&private_display->output_list);
626 LIST_INITHEAD(&private_display->pp_list);
627 LIST_INITHEAD(&private_display->capture_list);
630 ret = _tdm_display_update_caps_pp(private_display, &private_display->caps_pp);
631 if (ret != TDM_ERROR_NONE)
634 ret = _tdm_display_update_caps_capture(private_display,
635 &private_display->caps_capture);
636 if (ret != TDM_ERROR_NONE)
640 outputs = _tdm_display_get_ordered_outputs(private_display, &output_count);
644 for (i = 0; i < output_count; i++) {
645 ret = tdm_display_update_output(private_display, outputs[i], i);
646 if (ret != TDM_ERROR_NONE)
650 return TDM_ERROR_NONE;
653 _tdm_display_destroy_private_display(private_display);
659 tdm_display_update(tdm_display *dpy)
661 tdm_private_display *private_display;
664 TDM_RETURN_VAL_IF_FAIL(dpy != NULL, TDM_ERROR_INVALID_PARAMETER);
666 private_display = dpy;
667 _pthread_mutex_lock(&private_display->lock);
669 ret = _tdm_display_update_internal(private_display, 1);
671 _pthread_mutex_unlock(&private_display->lock);
676 #define SUFFIX_MODULE ".so"
677 #define TDM_DEFAULT_MODULE "libtdm-default"SUFFIX_MODULE
678 #define TDM_DUMMY_MODULE "libtdm-dummy"SUFFIX_MODULE
680 int tdm_debug_module;
682 int tdm_ttrace_module;
683 int tdm_ttrace_output;
685 static tdm_private_display *g_private_display;
686 static pthread_mutex_t gLock = PTHREAD_MUTEX_INITIALIZER;
688 /* LCOV_EXCL_START */
690 _tdm_display_check_module(tdm_backend_module *module)
694 TDM_INFO("TDM ABI version : %d.%d",
695 TDM_MAJOR_VERSION, TDM_MINOR_VERSION);
698 TDM_ERR("TDM backend doesn't have name");
699 return TDM_ERROR_BAD_MODULE;
702 if (!module->vendor) {
703 TDM_ERR("TDM backend doesn't have vendor");
704 return TDM_ERROR_BAD_MODULE;
707 major = TDM_BACKEND_GET_ABI_MAJOR(module->abi_version);
708 minor = TDM_BACKEND_GET_ABI_MINOR(module->abi_version);
710 TDM_INFO("TDM module name: %s", module->name);
711 TDM_INFO("'%s' vendor: %s", module->name, module->vendor);
712 TDM_INFO("'%s' version: %d.%d", module->name, major, minor);
714 if (major != TDM_MAJOR_VERSION) {
715 TDM_ERR("'%s' major version mismatch, %d != %d",
716 module->name, major, TDM_MAJOR_VERSION);
717 return TDM_ERROR_BAD_MODULE;
720 if (minor > TDM_MINOR_VERSION) {
721 TDM_ERR("'%s' minor version(%d) is newer than %d",
722 module->name, minor, TDM_MINOR_VERSION);
723 return TDM_ERROR_BAD_MODULE;
727 TDM_ERR("'%s' doesn't have init function", module->name);
728 return TDM_ERROR_BAD_MODULE;
731 if (!module->deinit) {
732 TDM_ERR("'%s' doesn't have deinit function", module->name);
733 return TDM_ERROR_BAD_MODULE;
736 return TDM_ERROR_NONE;
740 _tdm_display_check_backend_functions(tdm_private_display *private_display)
742 tdm_func_display *func_display = &private_display->func_display;
743 tdm_func_output *func_output = &private_display->func_output;
744 tdm_func_layer *func_layer = &private_display->func_layer;
747 /* below functions should be implemented in backend side */
749 TDM_RETURN_VAL_IF_FAIL(func_display != NULL, TDM_ERROR_BAD_MODULE);
750 TDM_RETURN_VAL_IF_FAIL(func_display->display_get_outputs, TDM_ERROR_BAD_MODULE);
751 TDM_RETURN_VAL_IF_FAIL(func_output->output_get_capability, TDM_ERROR_BAD_MODULE);
752 TDM_RETURN_VAL_IF_FAIL(func_output->output_get_layers, TDM_ERROR_BAD_MODULE);
753 TDM_RETURN_VAL_IF_FAIL(func_layer->layer_get_capability, TDM_ERROR_BAD_MODULE);
755 ret = func_display->display_get_capability(private_display->bdata, &private_display->caps_display);
756 if (ret != TDM_ERROR_NONE) {
757 TDM_ERR("display_get_capability() failed");
758 return TDM_ERROR_BAD_MODULE;
761 if (private_display->capabilities & TDM_DISPLAY_CAPABILITY_PP) {
762 tdm_func_pp *func_pp = &private_display->func_pp;
763 TDM_RETURN_VAL_IF_FAIL(func_display->display_get_pp_capability, TDM_ERROR_BAD_MODULE);
764 TDM_RETURN_VAL_IF_FAIL(func_display->display_create_pp, TDM_ERROR_BAD_MODULE);
765 TDM_RETURN_VAL_IF_FAIL(func_pp->pp_destroy, TDM_ERROR_BAD_MODULE);
766 TDM_RETURN_VAL_IF_FAIL(func_pp->pp_commit, TDM_ERROR_BAD_MODULE);
767 TDM_RETURN_VAL_IF_FAIL(func_pp->pp_set_done_handler, TDM_ERROR_BAD_MODULE);
770 if (private_display->capabilities & TDM_DISPLAY_CAPABILITY_CAPTURE) {
771 tdm_func_capture *func_capture = &private_display->func_capture;
772 TDM_RETURN_VAL_IF_FAIL(func_display->display_get_capture_capability, TDM_ERROR_BAD_MODULE);
773 if (private_display->caps_capture.capabilities & TDM_CAPTURE_CAPABILITY_OUTPUT)
774 TDM_RETURN_VAL_IF_FAIL(func_output->output_create_capture, TDM_ERROR_BAD_MODULE);
775 if (private_display->caps_capture.capabilities & TDM_CAPTURE_CAPABILITY_LAYER)
776 TDM_RETURN_VAL_IF_FAIL(func_layer->layer_create_capture, TDM_ERROR_BAD_MODULE);
777 TDM_RETURN_VAL_IF_FAIL(func_capture->capture_destroy, TDM_ERROR_BAD_MODULE);
778 TDM_RETURN_VAL_IF_FAIL(func_capture->capture_commit, TDM_ERROR_BAD_MODULE);
779 TDM_RETURN_VAL_IF_FAIL(func_capture->capture_set_done_handler, TDM_ERROR_BAD_MODULE);
782 return TDM_ERROR_NONE;
786 _tdm_display_load_module_with_file(tdm_private_display *private_display,
789 char path[PATH_MAX] = {0,};
790 tdm_backend_module *module_data;
796 size = snprintf(path, sizeof(path), TDM_MODULE_PATH "/%s", file);
797 if (size >= (int)sizeof(path)) {
798 TDM_WRN("too long: %s/%s", TDM_MODULE_PATH, file);
799 return TDM_ERROR_BAD_MODULE;
802 stamp = tdm_helper_get_time();
804 TDM_TRACE_BEGIN("TDM_Load_Backend");
805 module = dlopen(path, RTLD_LAZY);
807 TDM_ERR("failed to load module: %s(%s)", dlerror(), file);
809 return TDM_ERROR_BAD_MODULE;
812 module_data = dlsym(module, "tdm_backend_module_data");
814 TDM_ERR("'%s' doesn't have data object", file);
815 ret = TDM_ERROR_BAD_MODULE;
821 TDM_DBG("dlopen, dlsym time: %.3f ms", (tdm_helper_get_time() - stamp) * 1000.0);
823 private_display->module_data = module_data;
824 private_display->module = module;
826 /* check if version, init() and deinit() are valid or not */
827 ret = _tdm_display_check_module(module_data);
828 if (ret != TDM_ERROR_NONE)
831 /* We don't care if backend_data is NULL or not. It's up to backend. */
832 TDM_TRACE_BEGIN("TDM_Init_Backend");
833 stamp = tdm_helper_get_time();
834 private_display->bdata = module_data->init((tdm_display *)private_display, &ret);
835 TDM_DBG("backend init() time: %.3f ms", (tdm_helper_get_time() - stamp) * 1000.0);
838 if (ret != TDM_ERROR_NONE) {
839 TDM_ERR("failed to init '%s' module", module_data->name);
843 ret = _tdm_display_check_backend_functions(private_display);
844 if (ret != TDM_ERROR_NONE) {
845 module_data->deinit(private_display->bdata);
846 private_display->bdata = NULL;
850 TDM_INFO("Success to load '%s' module", module_data->name);
852 return TDM_ERROR_NONE;
855 private_display->module_data = NULL;
856 private_display->module = NULL;
861 _tdm_display_load_module(tdm_private_display *private_display)
863 const char *module_name;
864 char module[TDM_NAME_LEN];
865 struct dirent **namelist;
869 module_name = getenv("TDM_MODULE");
871 module_name = TDM_DEFAULT_MODULE;
873 strncpy(module, module_name, TDM_NAME_LEN - 1);
874 module[TDM_NAME_LEN - 1] = '\0';
876 /* load bufmgr priv from default lib */
877 ret = _tdm_display_load_module_with_file(private_display, (const char*)module);
878 if (ret == TDM_ERROR_NONE)
879 return TDM_ERROR_NONE;
881 /* load bufmgr priv from dummy lib */
882 ret = _tdm_display_load_module_with_file(private_display, TDM_DUMMY_MODULE);
883 if (ret == TDM_ERROR_NONE)
884 return TDM_ERROR_NONE;
886 /* load bufmgr priv from configured path */
887 n = scandir(TDM_MODULE_PATH, &namelist, 0, alphasort);
889 TDM_ERR("no module in '%s'\n", TDM_MODULE_PATH);
890 return TDM_ERROR_BAD_MODULE;
893 ret = TDM_ERROR_BAD_MODULE;
895 if (ret < 0 && strstr(namelist[n]->d_name, SUFFIX_MODULE))
896 ret = _tdm_display_load_module_with_file(private_display, namelist[n]->d_name);
906 _tdm_display_unload_module(tdm_private_display *private_display)
908 if (private_display->module_data)
909 private_display->module_data->deinit(private_display->bdata);
910 if (private_display->module)
911 dlclose(private_display->module);
913 private_display->bdata = NULL;
914 private_display->module_data = NULL;
915 private_display->module = NULL;
920 tdm_display_init(tdm_error *error)
922 tdm_private_display *private_display = NULL;
925 double stamp1, stamp2, start;
927 pthread_mutex_lock(&gLock);
929 if (g_private_display) {
930 g_private_display->init_count++;
931 pthread_mutex_unlock(&gLock);
933 *error = TDM_ERROR_NONE;
934 return g_private_display;
937 start = stamp1 = tdm_helper_get_time();
939 private_display = calloc(1, sizeof(tdm_private_display));
940 if (!private_display) {
941 /* LCOV_EXCL_START */
942 ret = TDM_ERROR_OUT_OF_MEMORY;
943 TDM_ERR("'private_display != NULL' failed");
948 str = getenv("TDM_DEBUG_MODULE");
950 tdm_display_enable_debug_module(str);
952 str = getenv("TDM_DEBUG_DUMP");
954 tdm_display_enable_dump(private_display, str, NULL, NULL);
956 str = getenv("TDM_DEBUG_PATH");
958 tdm_display_enable_path(str);
960 if (pthread_mutex_init(&private_display->lock, NULL)) {
961 /* LCOV_EXCL_START */
962 ret = TDM_ERROR_OPERATION_FAILED;
963 TDM_ERR("mutex init failed: %m");
964 goto failed_mutex_init;
968 _pthread_mutex_lock(&private_display->lock);
970 stamp2 = tdm_helper_get_time();
971 TDM_DBG("prepare init time: %.3f ms", (stamp2 - stamp1) * 1000.0);
974 ret = tdm_event_loop_init(private_display);
975 if (ret != TDM_ERROR_NONE)
978 stamp2 = tdm_helper_get_time();
979 TDM_DBG("creating event loop time: %.3f ms", (stamp2 - stamp1) * 1000.0);
982 ret = _tdm_display_load_module(private_display);
983 if (ret != TDM_ERROR_NONE)
986 stamp2 = tdm_helper_get_time();
987 TDM_DBG("loading backend time: %.3f ms", (stamp2 - stamp1) * 1000.0);
991 int tdm_drm_fd = tdm_helper_get_fd("TDM_DRM_MASTER_FD");
992 if (tdm_drm_fd >= 0) {
993 private_display->bufmgr = tbm_bufmgr_init(tdm_drm_fd);
995 if (!private_display->bufmgr) {
996 TDM_ERR("tbm_bufmgr_init failed");
999 TDM_INFO("tbm_bufmgr_init successed");
1002 stamp2 = tdm_helper_get_time();
1003 TDM_DBG("initializing bufmgr time: %.3f ms", (stamp2 - stamp1) * 1000.0);
1008 TDM_TRACE_BEGIN("TDM_Update_Display");
1009 ret = _tdm_display_update_internal(private_display, 0);
1011 if (ret != TDM_ERROR_NONE)
1014 stamp2 = tdm_helper_get_time();
1015 TDM_DBG("updating display time: %.3f ms", (stamp2 - stamp1) * 1000.0);
1018 tdm_event_loop_create_backend_source(private_display);
1020 private_display->init_count = 1;
1022 tdm_private_output *o = NULL;
1023 LIST_FOR_EACH_ENTRY(o, &private_display->output_list, link) {
1024 if (o->caps.capabilities & TDM_OUTPUT_CAPABILITY_HWC)
1025 tdm_output_need_validate_event_init(o);
1028 /* the COMMIT_PER_VBLANK functionality is ability of an output to support
1029 * several operational modes (commit_per_vblank modes) related to tdm_commit;
1030 * this functionality can be turned off which means a default mode */
1031 str = getenv("TDM_COMMIT_PER_VBLANK");
1033 tdm_private_output *o = NULL;
1035 int mode = strtol(str, &end, 10);
1037 /* outputs which support hwc capability can work only
1038 * if commit_per_vblank mode is '0' (default mode) */
1039 LIST_FOR_EACH_ENTRY(o, &private_display->output_list, link)
1040 if (!(o->caps.capabilities & TDM_OUTPUT_CAPABILITY_HWC))
1041 tdm_output_choose_commit_per_vblank_mode(o, mode);
1044 g_private_display = private_display;
1047 *error = TDM_ERROR_NONE;
1049 _pthread_mutex_unlock(&private_display->lock);
1050 pthread_mutex_unlock(&gLock);
1052 TDM_INFO("init time: %.3f ms", (tdm_helper_get_time() - start) * 1000.0);
1054 return (tdm_display *)private_display;
1056 /* LCOV_EXCL_START */
1058 _tdm_display_unload_module(private_display);
1060 tdm_event_loop_stop(private_display);
1061 tdm_event_loop_deinit(private_display);
1063 _pthread_mutex_unlock(&private_display->lock);
1064 pthread_mutex_destroy(&private_display->lock);
1066 free(private_display);
1070 pthread_mutex_unlock(&gLock);
1072 /* LCOV_EXCL_STOP */
1076 tdm_display_deinit(tdm_display *dpy)
1078 tdm_private_display *private_display = dpy;
1080 if (!private_display)
1083 pthread_mutex_lock(&gLock);
1085 private_display->init_count--;
1086 if (private_display->init_count > 0) {
1087 pthread_mutex_unlock(&gLock);
1091 /* dont move the position of lock/unlock. all resource should be protected
1092 * during destroying. after tdm_event_loop_deinit, we don't worry about thread
1093 * things because it's finalized.
1095 _pthread_mutex_lock(&private_display->lock);
1096 tdm_event_loop_stop(private_display);
1097 _tdm_display_destroy_private_display(private_display);
1098 _tdm_display_unload_module(private_display);
1099 _pthread_mutex_unlock(&private_display->lock);
1101 tdm_event_loop_deinit(private_display);
1104 if (private_display->bufmgr)
1105 tbm_bufmgr_deinit(private_display->bufmgr);
1108 tbm_drm_helper_unset_tbm_master_fd();
1110 pthread_mutex_destroy(&private_display->lock);
1111 free(private_display);
1112 g_private_display = NULL;
1114 if (tdm_debug_dump_dir) {
1115 free(tdm_debug_dump_dir);
1116 tdm_debug_dump_dir = NULL;
1119 pthread_mutex_unlock(&gLock);
1124 /* LCOV_EXCL_START */
1126 tdm_display_check_module_abi(tdm_private_display *private_display, int abimaj, int abimin)
1128 tdm_backend_module *module = private_display->module_data;
1130 if (TDM_BACKEND_GET_ABI_MAJOR(module->abi_version) < abimaj)
1133 if (TDM_BACKEND_GET_ABI_MINOR(module->abi_version) < abimin)
1140 tdm_display_enable_debug_module(const char*modules)
1142 char temp[TDM_PATH_LEN];
1146 snprintf(temp, TDM_PATH_LEN, "%s", modules);
1148 tdm_debug_module = 0;
1150 arg = strtok_r(temp, TDM_DELIM, &end);
1152 if (!strncmp(arg, "none", 4)) {
1153 tdm_debug_module = 0;
1154 return TDM_ERROR_NONE;
1156 if (!strncmp(arg, "all", 3)) {
1157 tdm_debug_module = 0xFFFFFFFF;
1158 return TDM_ERROR_NONE;
1160 if (!strncmp(arg, "buffer", 6))
1161 tdm_debug_module |= TDM_DEBUG_BUFFER;
1162 else if (!strncmp(arg, "thread", 6))
1163 tdm_debug_module |= TDM_DEBUG_THREAD;
1164 else if (!strncmp(arg, "mutex", 5))
1165 tdm_debug_module |= TDM_DEBUG_MUTEX;
1166 else if (!strncmp(arg, "vblank", 6))
1167 tdm_debug_module |= TDM_DEBUG_VBLANK;
1168 else if (!strncmp(arg, "commit", 6))
1169 tdm_debug_module |= TDM_DEBUG_COMMIT;
1171 arg = strtok_r(NULL, TDM_DELIM, &end);
1174 TDM_INFO("module debugging... '%s'", modules);
1176 return TDM_ERROR_NONE;
1180 tdm_display_enable_dump(tdm_private_display *private_display, const char *dump_str, char *reply, int *len)
1182 char temp[TDM_PATH_LEN] = {0,}, temp2[TDM_PATH_LEN] = {0,};
1183 char *path = NULL, *path2;
1187 snprintf(temp2, TDM_PATH_LEN, "%s", dump_str);
1188 path2 = strtostr(temp, TDM_PATH_LEN, temp2, "@");
1189 if (!path2 || path2[0] == '\0')
1190 path2 = TDM_DUMP_DIR;
1196 snprintf(temp, sizeof(temp), "%s", dump_str);
1197 arg = strtok_r(temp, ",", &end);
1198 TDM_GOTO_IF_FAIL(arg != NULL, done);
1200 if (!strncmp(arg, "none", 4)) {
1202 TDM_SNPRINTF(reply, len, "path: %s\n", (tdm_debug_dump_dir) ? : "unknown");
1203 if (tdm_debug_dump_dir) {
1204 free(tdm_debug_dump_dir);
1205 tdm_debug_dump_dir = NULL;
1210 path = tdm_helper_dump_make_directory(path2, reply, len);
1211 TDM_GOTO_IF_FAIL(path != NULL, done);
1213 if (!strncmp(arg, "current", 7)) {
1214 tdm_private_output *o = NULL;
1215 if (!private_display) {
1216 TDM_WRN("no private_display");
1220 LIST_FOR_EACH_ENTRY(o, &private_display->output_list, link) {
1221 tdm_private_layer *l = NULL;
1222 LIST_FOR_EACH_ENTRY(l, &o->layer_list, link) {
1223 char str[TDM_PATH_LEN];
1224 if (l->usable || l->caps.capabilities & TDM_LAYER_CAPABILITY_VIDEO)
1226 if (!l->showing_buffer)
1228 snprintf(str, TDM_PATH_LEN, "layer_%d_%d", o->index, l->index);
1229 tdm_helper_dump_buffer_str(l->showing_buffer->buffer, path, str);
1233 TDM_SNPRINTF(reply, len, "path: %s\n", path);
1237 TDM_SNPRINTF(reply, len, "dump: %s\n", arg);
1240 if (!strncmp(arg, "all", 3)) {
1241 tdm_debug_dump = 0xFFFFFFFF;
1243 } else if (!strncmp(arg, "layer", 5)) {
1244 tdm_debug_dump |= TDM_DUMP_FLAG_LAYER;
1245 } else if (!strncmp(arg, "pp", 2)) {
1246 tdm_debug_dump |= TDM_DUMP_FLAG_PP;
1247 } else if (!strncmp(arg, "capture", 7)) {
1248 tdm_debug_dump |= TDM_DUMP_FLAG_CAPTURE;
1249 } else if (!strncmp(arg, "window", 6)) {
1250 tdm_debug_dump |= TDM_DUMP_FLAG_WINDOW;
1254 arg = strtok_r(NULL, ",", &end);
1257 if (tdm_debug_dump_dir)
1258 free(tdm_debug_dump_dir);
1260 tdm_debug_dump_dir = strndup(path, TDM_PATH_LEN);
1262 TDM_INFO("dump... '%s'", dump_str);
1268 return TDM_ERROR_NONE;
1272 tdm_display_enable_path(const char *path)
1274 static int old_stdout = -1;
1275 char fd_name[TDM_PATH_LEN];
1279 if (old_stdout == -1)
1280 old_stdout = dup(STDOUT_FILENO);
1282 tdm_log_enable_dlog(0);
1284 snprintf(fd_name, TDM_PATH_LEN, "%s", path);
1286 log_fl = fopen(fd_name, "a");
1288 TDM_ERR("failed: open file(%s)\n", fd_name);
1289 return TDM_ERROR_OPERATION_FAILED;
1293 close(STDOUT_FILENO);
1295 setvbuf(log_fl, NULL, _IOLBF, 512);
1296 log_fd = fileno(log_fl);
1298 dup2(log_fd, STDOUT_FILENO);
1301 return TDM_ERROR_NONE;
1305 _tdm_display_ttrace_vblank_cb(tdm_vblank *vblank, tdm_error error, unsigned int sequence,
1306 unsigned int tv_sec, unsigned int tv_usec, void *user_data)
1308 tdm_error ret = TDM_ERROR_NONE;
1310 TDM_TRACE_MARK("VSYNC");
1312 ret = tdm_vblank_wait(vblank, 0, 0, 1, _tdm_display_ttrace_vblank_cb, NULL);
1313 TDM_RETURN_IF_FAIL(ret == TDM_ERROR_NONE);
1317 tdm_display_enable_ttrace_vblank(tdm_display *dpy, tdm_output *output, int enable)
1319 tdm_private_display *private_display = dpy;
1320 tdm_private_output *private_output = NULL;
1321 const tdm_output_mode *mode = NULL;
1322 tdm_vblank *vblank = NULL;
1323 tdm_error ret = TDM_ERROR_NONE;
1326 LIST_FOR_EACH_ENTRY(private_output, &private_display->output_list, link) {
1327 if (private_output->ttrace_vblank)
1328 tdm_vblank_destroy(private_output->ttrace_vblank);
1329 private_output->ttrace_vblank = NULL;
1331 return TDM_ERROR_NONE;
1334 private_output = output;
1335 TDM_RETURN_VAL_IF_FAIL(private_output != NULL, TDM_ERROR_INVALID_PARAMETER);
1337 if (private_output->ttrace_vblank)
1338 return TDM_ERROR_NONE;
1340 vblank = tdm_vblank_create(private_display, output, &ret);
1341 TDM_RETURN_VAL_IF_FAIL(vblank != NULL, ret);
1343 ret = tdm_output_get_mode(output, &mode);
1344 TDM_GOTO_IF_FAIL(mode != NULL, enable_fail);
1346 ret = tdm_vblank_set_fps(vblank, mode->vrefresh);
1347 TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, enable_fail);
1349 ret = tdm_vblank_set_enable_fake(vblank, 1);
1350 TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, enable_fail);
1352 ret = tdm_vblank_wait(vblank, 0, 0, 1, _tdm_display_ttrace_vblank_cb, NULL);
1353 TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, enable_fail);
1355 private_output->ttrace_vblank = vblank;
1357 return TDM_ERROR_NONE;
1361 tdm_vblank_destroy(vblank);
1367 tdm_display_enable_ttrace(tdm_private_display *private_display, const char *ttrace, int output_id, char *reply, int *len)
1369 char temp[TDM_PATH_LEN];
1374 tdm_output_type type;
1376 snprintf(temp, TDM_PATH_LEN, "%s", ttrace);
1378 tdm_ttrace_output = output_id;
1379 tdm_ttrace_module = 0;
1381 output = tdm_display_get_output(private_display, output_id, &ret);
1383 TDM_SNPRINTF(reply, len, "can't find the output_id(%d)\n", output_id);
1387 ret = tdm_output_get_output_type(output, &type);
1388 if (ret != TDM_ERROR_NONE) {
1389 TDM_SNPRINTF(reply, len, "can't find the type of output_id(%d)\n", output_id);
1393 arg = strtok_r(temp, TDM_DELIM, &end);
1395 if (!strncmp(arg, "none", 4))
1396 tdm_ttrace_module = 0;
1397 else if (!strncmp(arg, "all", 3))
1398 tdm_ttrace_module = 0xFFFFFFFF;
1399 else if (!strncmp(arg, "vblank", 6))
1400 tdm_ttrace_module |= TDM_TTRACE_VBLANK;
1401 else if (!strncmp(arg, "client", 6))
1402 tdm_ttrace_module |= TDM_TTRACE_CLIENT;
1403 else if (!strncmp(arg, "layer", 5))
1404 tdm_ttrace_module |= TDM_TTRACE_LAYER;
1405 else if (!strncmp(arg, "pp", 2))
1406 tdm_ttrace_module |= TDM_TTRACE_PP;
1407 else if (!strncmp(arg, "capture", 7))
1408 tdm_ttrace_module |= TDM_TTRACE_CAPTURE;
1410 tdm_ttrace_module = 0;
1411 tdm_display_enable_ttrace_vblank(private_display, NULL, 0);
1412 tdm_server_enable_ttrace_client_vblank(private_display, NULL, 0);
1413 TDM_SNPRINTF(reply, len, "unknown option: '%s'\n", arg);
1414 return TDM_ERROR_NONE;
1417 arg = strtok_r(NULL, TDM_DELIM, &end);
1420 TDM_SNPRINTF(reply, len, "ttrace debugging... '%s' %x\n", ttrace, tdm_ttrace_module);
1422 if (tdm_ttrace_module & TDM_TTRACE_VBLANK)
1423 tdm_display_enable_ttrace_vblank(private_display, output, 1);
1425 tdm_display_enable_ttrace_vblank(private_display, NULL, 0);
1427 if (tdm_ttrace_module & TDM_TTRACE_CLIENT)
1428 tdm_server_enable_ttrace_client_vblank(private_display, output, 1);
1430 tdm_server_enable_ttrace_client_vblank(private_display, NULL, 0);
1432 return TDM_ERROR_NONE;
1436 tdm_display_enable_fps(tdm_private_display *private_display, int enable)
1438 private_display->print_fps = enable;
1440 TDM_INFO("print fps: %s", (enable) ? "enable" : "disable");
1442 return TDM_ERROR_NONE;
1444 /* LCOV_EXCL_STOP */