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_private.h"
43 #include "tdm-server-protocol.h"
46 * - tdm server doesn't care about thread things.
47 * - DO NOT use the TDM internal functions here.
48 * However, the internal function which does lock/unlock the mutex of
49 * private_display in itself can be called.
50 * - DO NOT use the tdm_private_display structure here.
51 * - The callback function things can be called in main thread.
54 struct _tdm_private_server {
55 tdm_private_loop *private_loop;
56 struct list_head output_list;
57 struct list_head wait_list;
60 typedef struct _tdm_server_output_info {
61 struct list_head link;
62 tdm_private_server *private_server;
63 struct wl_resource *resource;
65 struct list_head vblank_list;
66 } tdm_server_output_info;
68 typedef struct _tdm_server_vblank_info {
69 struct list_head link;
70 tdm_server_output_info *output_info;
71 struct wl_resource *resource;
74 } tdm_server_vblank_info;
76 typedef struct _tdm_server_wait_info {
77 struct list_head link;
78 tdm_server_vblank_info *vblank_info;
81 } tdm_server_wait_info;
83 static tdm_private_server *keep_private_server;
85 static void destroy_wait(tdm_server_wait_info *wait_info);
88 _tdm_server_find_output(tdm_private_server *private_server, const char *name)
90 tdm_private_loop *private_loop = private_server->private_loop;
91 tdm_output *found = NULL;
93 if (!strncasecmp(name, "primary", 7) || !strncasecmp(name, "default", 7))
94 found = tdm_display_get_output(private_loop->dpy, 0, NULL);
99 tdm_display_get_output_count(private_loop->dpy, &count);
101 for (i = 0; i < count; i++) {
102 tdm_output *output = tdm_display_get_output(private_loop->dpy, i, NULL);
103 tdm_output_conn_status status;
104 const char *model = NULL;
107 ret = tdm_output_get_conn_status(output, &status);
108 if (ret || status == TDM_OUTPUT_CONN_STATUS_DISCONNECTED)
111 ret = tdm_output_get_model_info(output, NULL, &model, NULL);
115 if (strncmp(model, name, TDM_NAME_LEN))
127 _tdm_server_send_done(tdm_server_wait_info *wait_info, tdm_error error,
128 unsigned int sequence, unsigned int tv_sec, unsigned int tv_usec)
130 tdm_server_wait_info *found;
131 tdm_server_vblank_info *vblank_info;
133 if (!keep_private_server)
136 LIST_FIND_ITEM(wait_info, &keep_private_server->wait_list,
137 tdm_server_wait_info, link, found);
139 TDM_DBG("wait_info(%p) is destroyed", wait_info);
143 if (tdm_debug_module & TDM_DEBUG_VBLANK)
144 TDM_INFO("req_id(%d) done", wait_info->req_id);
146 TDM_TRACE_COUNT(ServerDoneVBlank, wait_info->req_id);
148 vblank_info = wait_info->vblank_info;
149 wl_tdm_vblank_send_done(vblank_info->resource, wait_info->req_id,
150 sequence, tv_sec, tv_usec, error);
151 destroy_wait(wait_info);
155 _tdm_server_cb_vblank(tdm_vblank *vblank, tdm_error error, unsigned int sequence,
156 unsigned int tv_sec, unsigned int tv_usec, void *user_data)
158 _tdm_server_send_done((tdm_server_wait_info*)user_data, error, sequence, tv_sec, tv_usec);
162 _tdm_server_cb_output_change(tdm_output *output, tdm_output_change_type type,
163 tdm_value value, void *user_data)
165 tdm_server_output_info *output_info = user_data;
167 TDM_RETURN_IF_FAIL(output_info != NULL);
170 case TDM_OUTPUT_CHANGE_DPMS:
171 wl_tdm_output_send_dpms(output_info->resource, value.u32);
173 case TDM_OUTPUT_CHANGE_CONNECTION:
174 wl_tdm_output_send_connection(output_info->resource, value.u32);
182 destroy_wait(tdm_server_wait_info *wait_info)
184 LIST_DEL(&wait_info->link);
189 destroy_vblank_callback(struct wl_resource *resource)
191 tdm_server_vblank_info *vblank_info = wl_resource_get_user_data(resource);
192 tdm_server_wait_info *w = NULL, *ww = NULL;
194 TDM_RETURN_IF_FAIL(vblank_info != NULL);
196 if (vblank_info->vblank)
197 tdm_vblank_destroy(vblank_info->vblank);
199 LIST_FOR_EACH_ENTRY_SAFE(w, ww, &keep_private_server->wait_list, link) {
200 if (w->vblank_info == vblank_info)
204 LIST_DEL(&vblank_info->link);
209 _tdm_server_vblank_cb_destroy(struct wl_client *client, struct wl_resource *resource)
211 wl_resource_destroy(resource);
215 _tdm_server_vblank_cb_set_name(struct wl_client *client, struct wl_resource *resource, const char *name)
217 tdm_server_vblank_info *vblank_info = wl_resource_get_user_data(resource);
219 tdm_vblank_set_name(vblank_info->vblank, name);
223 _tdm_server_vblank_cb_set_fps(struct wl_client *client, struct wl_resource *resource, uint32_t fps)
225 tdm_server_vblank_info *vblank_info = wl_resource_get_user_data(resource);
227 tdm_vblank_set_fps(vblank_info->vblank, fps);
231 _tdm_server_vblank_cb_set_offset(struct wl_client *client, struct wl_resource *resource, int32_t offset)
233 tdm_server_vblank_info *vblank_info = wl_resource_get_user_data(resource);
235 tdm_vblank_set_offset(vblank_info->vblank, offset);
239 _tdm_server_vblank_cb_set_enable_fake(struct wl_client *client, struct wl_resource *resource, uint32_t enable_fake)
241 tdm_server_vblank_info *vblank_info = wl_resource_get_user_data(resource);
243 tdm_vblank_set_enable_fake(vblank_info->vblank, enable_fake);
247 _tdm_server_vblank_cb_wait_vblank(struct wl_client *client, struct wl_resource *resource,
248 uint32_t interval, uint32_t req_id, uint32_t req_sec, uint32_t req_usec)
250 tdm_server_vblank_info *vblank_info = wl_resource_get_user_data(resource);
251 tdm_server_output_info *output_info = vblank_info->output_info;
252 tdm_private_server *private_server = output_info->private_server;
253 tdm_server_wait_info *wait_info;
254 unsigned int enable_fake = 0;
257 TDM_TRACE_COUNT(ServerWaitVBlank, req_id);
259 wait_info = calloc(1, sizeof * wait_info);
261 TDM_ERR("alloc failed");
262 ret = TDM_ERROR_OUT_OF_MEMORY;
266 LIST_ADDTAIL(&wait_info->link, &private_server->wait_list);
267 wait_info->vblank_info = vblank_info;
268 wait_info->req_id = req_id;
270 if (tdm_debug_module & TDM_DEBUG_VBLANK)
271 TDM_INFO("req_id(%d) wait", req_id);
273 ret = tdm_vblank_wait(vblank_info->vblank, req_sec, req_usec, interval, _tdm_server_cb_vblank, wait_info);
275 tdm_vblank_get_enable_fake(vblank_info->vblank, &enable_fake);
276 if (!enable_fake && ret == TDM_ERROR_DPMS_OFF)
279 TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, wait_failed);
283 wl_tdm_vblank_send_done(vblank_info->resource, req_id, 0, 0, 0, ret);
285 destroy_wait(wait_info);
289 _tdm_server_vblank_cb_wait_vblank_seq(struct wl_client *client, struct wl_resource *resource,
290 uint32_t sequence, uint32_t req_id, uint32_t req_sec, uint32_t req_usec)
292 tdm_server_vblank_info *vblank_info = wl_resource_get_user_data(resource);
293 tdm_server_output_info *output_info = vblank_info->output_info;
294 tdm_private_server *private_server = output_info->private_server;
295 tdm_server_wait_info *wait_info;
296 unsigned int enable_fake = 0;
299 TDM_TRACE_COUNT(ServerWaitVBlank, req_id);
301 wait_info = calloc(1, sizeof * wait_info);
303 TDM_ERR("alloc failed");
304 ret = TDM_ERROR_OUT_OF_MEMORY;
308 LIST_ADDTAIL(&wait_info->link, &private_server->wait_list);
309 wait_info->vblank_info = vblank_info;
310 wait_info->req_id = req_id;
312 if (tdm_debug_module & TDM_DEBUG_VBLANK)
313 TDM_INFO("req_id(%d) wait", req_id);
315 ret = tdm_vblank_wait_seq(vblank_info->vblank, req_sec, req_usec, sequence, _tdm_server_cb_vblank, wait_info);
317 tdm_vblank_get_enable_fake(vblank_info->vblank, &enable_fake);
318 if (!enable_fake && ret == TDM_ERROR_DPMS_OFF)
321 TDM_GOTO_IF_FAIL(ret == TDM_ERROR_NONE, wait_failed);
325 wl_tdm_vblank_send_done(vblank_info->resource, req_id, 0, 0, 0, ret);
327 destroy_wait(wait_info);
330 static const struct wl_tdm_vblank_interface tdm_vblank_implementation = {
331 _tdm_server_vblank_cb_destroy,
332 _tdm_server_vblank_cb_set_name,
333 _tdm_server_vblank_cb_set_fps,
334 _tdm_server_vblank_cb_set_offset,
335 _tdm_server_vblank_cb_set_enable_fake,
336 _tdm_server_vblank_cb_wait_vblank,
337 _tdm_server_vblank_cb_wait_vblank_seq,
341 _tdm_server_output_cb_destroy(struct wl_client *client, struct wl_resource *resource)
343 wl_resource_destroy(resource);
347 _tdm_server_output_cb_create_vblank(struct wl_client *client, struct wl_resource *resource, uint32_t id)
349 tdm_server_output_info *output_info = wl_resource_get_user_data(resource);
350 tdm_private_server *private_server = output_info->private_server;
351 tdm_private_loop *private_loop = private_server->private_loop;
352 struct wl_resource *vblank_resource;
354 tdm_server_vblank_info *vblank_info;
357 wl_resource_create(client, &wl_tdm_vblank_interface,
358 wl_resource_get_version(resource), id);
359 if (!vblank_resource) {
360 wl_resource_post_no_memory(resource);
361 TDM_ERR("wl_resource_create failed");
365 vblank = tdm_vblank_create(private_loop->dpy, output_info->output, NULL);
367 wl_resource_post_no_memory(resource);
368 wl_resource_destroy(vblank_resource);
369 TDM_ERR("tdm_vblank_create failed");
373 vblank_info = calloc(1, sizeof * vblank_info);
375 wl_resource_post_no_memory(resource);
376 wl_resource_destroy(vblank_resource);
377 tdm_vblank_destroy(vblank);
378 TDM_ERR("alloc failed");
382 LIST_ADDTAIL(&vblank_info->link, &output_info->vblank_list);
383 vblank_info->output_info = output_info;
384 vblank_info->resource = vblank_resource;
385 vblank_info->vblank = vblank;
387 tdm_vblank_set_resource(vblank, vblank_resource);
389 wl_resource_set_implementation(vblank_resource, &tdm_vblank_implementation,
390 vblank_info, destroy_vblank_callback);
395 static const struct wl_tdm_output_interface tdm_output_implementation = {
396 _tdm_server_output_cb_destroy,
397 _tdm_server_output_cb_create_vblank,
401 destroy_output_callback(struct wl_resource *resource)
403 tdm_server_output_info *output_info = wl_resource_get_user_data(resource);
404 tdm_server_vblank_info *v = NULL, *vv = NULL;
406 TDM_RETURN_IF_FAIL(output_info != NULL);
408 tdm_output_remove_change_handler(output_info->output,
409 _tdm_server_cb_output_change, output_info);
411 LIST_FOR_EACH_ENTRY_SAFE(v, vv, &output_info->vblank_list, link) {
412 wl_resource_destroy(v->resource);
415 LIST_DEL(&output_info->link);
420 _tdm_server_cb_create_output(struct wl_client *client, struct wl_resource *resource,
421 const char *name, uint32_t id)
423 tdm_private_server *private_server = wl_resource_get_user_data(resource);
424 tdm_server_output_info *output_info;
425 struct wl_resource *output_resource = NULL;
427 const tdm_output_mode *mode = NULL;
428 tdm_output_dpms dpms_value;
429 tdm_output_conn_status status;
431 output = _tdm_server_find_output(private_server, name);
433 TDM_ERR("There is no '%s' output", name);
434 wl_resource_post_error(resource, WL_DISPLAY_ERROR_INVALID_OBJECT,
435 "There is no '%s' output", name);
439 tdm_output_get_mode(output, &mode);
441 TDM_ERR("no mode for '%s' output", name);
442 wl_resource_post_error(resource, WL_DISPLAY_ERROR_INVALID_OBJECT,
443 "no mode for '%s' output", name);
447 tdm_output_get_dpms(output, &dpms_value);
448 tdm_output_get_conn_status(output, &status);
451 wl_resource_create(client, &wl_tdm_output_interface,
452 wl_resource_get_version(resource), id);
453 if (!output_resource) {
454 wl_resource_post_no_memory(resource);
455 TDM_ERR("wl_resource_create failed");
459 output_info = calloc(1, sizeof * output_info);
461 wl_resource_post_no_memory(resource);
462 wl_resource_destroy(output_resource);
463 TDM_ERR("alloc failed");
467 LIST_ADDTAIL(&output_info->link, &private_server->output_list);
468 output_info->private_server = private_server;
469 output_info->resource = output_resource;
470 output_info->output = output;
471 LIST_INITHEAD(&output_info->vblank_list);
473 tdm_output_add_change_handler(output, _tdm_server_cb_output_change, output_info);
475 wl_resource_set_implementation(output_resource, &tdm_output_implementation,
476 output_info, destroy_output_callback);
478 wl_tdm_output_send_mode(output_resource, mode->hdisplay, mode->vdisplay, mode->vrefresh);
479 wl_tdm_output_send_dpms(output_resource, dpms_value);
480 wl_tdm_output_send_connection(output_resource, status);
484 _tdm_server_cb_debug(struct wl_client *client, struct wl_resource *resource, const char *options)
486 tdm_private_server *private_server = wl_resource_get_user_data(resource);
487 tdm_private_loop *private_loop = private_server->private_loop;
488 char message[TDM_SERVER_REPLY_MSG_LEN];
489 int size = sizeof(message);
492 wl_client_get_credentials(client, NULL, &uid, NULL);
495 snprintf(message, size, "tdm-monitor: SHOULD be a superuser.\n");
496 TDM_ERR("%s", message);
498 tdm_monitor_server_command(private_loop->dpy, options, message, &size);
501 wl_tdm_send_debug_done(resource, message);
505 _tdm_server_cb_set_client_vblank_fps(struct wl_client *client, struct wl_resource *resource,
506 unsigned int pid, const char *name, unsigned int fps)
508 tdm_error ret = tdm_vblank_set_client_vblank_fps(pid, name, fps);
509 TDM_RETURN_IF_FAIL(ret == TDM_ERROR_NONE);
511 TDM_INFO("'%s' vblank fps(PID: '%u'): %u", name, pid, fps);
514 static const struct wl_tdm_interface tdm_implementation = {
515 _tdm_server_cb_debug,
516 _tdm_server_cb_create_output,
517 _tdm_server_cb_set_client_vblank_fps,
521 _tdm_server_bind(struct wl_client *client, void *data,
522 uint32_t version, uint32_t id)
524 struct wl_resource *resource;
526 resource = wl_resource_create(client, &wl_tdm_interface, version, id);
528 wl_client_post_no_memory(client);
532 wl_resource_set_implementation(resource, &tdm_implementation, data, NULL);
536 tdm_server_init(tdm_private_loop *private_loop)
538 tdm_private_server *private_server;
540 TDM_RETURN_VAL_IF_FAIL(private_loop, TDM_ERROR_OPERATION_FAILED);
541 TDM_RETURN_VAL_IF_FAIL(private_loop->wl_display, TDM_ERROR_OPERATION_FAILED);
543 if (private_loop->private_server)
544 return TDM_ERROR_NONE;
546 if (wl_display_add_socket(private_loop->wl_display, "tdm-socket")) {
547 TDM_ERR("createing a tdm-socket failed");
548 return TDM_ERROR_OPERATION_FAILED;
551 private_server = calloc(1, sizeof * private_server);
552 if (!private_server) {
553 TDM_ERR("alloc failed");
554 return TDM_ERROR_OUT_OF_MEMORY;
557 LIST_INITHEAD(&private_server->output_list);
558 LIST_INITHEAD(&private_server->wait_list);
560 if (!wl_global_create(private_loop->wl_display, &wl_tdm_interface, 1,
561 private_server, _tdm_server_bind)) {
562 TDM_ERR("creating a global resource failed");
563 free(private_server);
564 return TDM_ERROR_OUT_OF_MEMORY;
567 private_server->private_loop = private_loop;
568 private_loop->private_server = private_server;
569 keep_private_server = private_server;
571 return TDM_ERROR_NONE;
575 tdm_server_deinit(tdm_private_loop *private_loop)
577 tdm_server_output_info *o = NULL, *oo = NULL;
578 tdm_server_wait_info *w = NULL, *ww = NULL;
579 tdm_private_server *private_server;
581 if (!private_loop->private_server)
584 private_server = private_loop->private_server;
586 LIST_FOR_EACH_ENTRY_SAFE(w, ww, &private_server->wait_list, link) {
590 LIST_FOR_EACH_ENTRY_SAFE(o, oo, &private_server->output_list, link) {
591 wl_resource_destroy(o->resource);
594 free(private_server);
595 private_loop->private_server = NULL;
596 keep_private_server = NULL;