2 This file is part of PulseAudio.
4 Copyright 2006 Lennart Poettering
6 PulseAudio is free software; you can redistribute it and/or modify
7 it under the terms of the GNU Lesser General Public License as published
8 by the Free Software Foundation; either version 2.1 of the License,
9 or (at your option) any later version.
11 PulseAudio is distributed in the hope that it will be useful, but
12 WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public License
17 along with PulseAudio; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
26 #include <pulse/xmalloc.h>
27 #include <pulse/timeval.h>
29 #include <pulsecore/core.h>
30 #include <pulsecore/sink-input.h>
31 #include <pulsecore/source-output.h>
32 #include <pulsecore/modargs.h>
33 #include <pulsecore/log.h>
34 #include <pulsecore/namereg.h>
36 #include "module-suspend-on-idle-symdef.h"
38 PA_MODULE_AUTHOR("Lennart Poettering");
39 PA_MODULE_DESCRIPTION("When a sink/source is idle for too long, suspend it");
40 PA_MODULE_VERSION(PACKAGE_VERSION);
41 PA_MODULE_LOAD_ONCE(TRUE);
43 static const char* const valid_modargs[] = {
51 pa_hashmap *device_infos;
57 *sink_state_changed_slot,
58 *source_state_changed_slot;
62 *source_output_new_slot,
63 *sink_input_unlink_slot,
64 *source_output_unlink_slot,
65 *sink_input_move_start_slot,
66 *source_output_move_start_slot,
67 *sink_input_move_finish_slot,
68 *source_output_move_finish_slot,
69 *sink_input_state_changed_slot,
70 *source_output_state_changed_slot;
74 struct userdata *userdata;
77 struct timeval last_use;
78 pa_time_event *time_event;
81 static void timeout_cb(pa_mainloop_api*a, pa_time_event* e, const struct timeval *tv, void *userdata) {
82 struct device_info *d = userdata;
86 d->userdata->core->mainloop->time_restart(d->time_event, NULL);
88 if (d->sink && pa_sink_check_suspend(d->sink) <= 0 && pa_sink_get_state(d->sink) != PA_SINK_SUSPENDED) {
89 pa_log_info("Sink %s idle for too long, suspending ...", d->sink->name);
90 pa_sink_suspend(d->sink, TRUE);
93 if (d->source && pa_source_check_suspend(d->source) <= 0 && pa_source_get_state(d->source) != PA_SOURCE_SUSPENDED) {
94 pa_log_info("Source %s idle for too long, suspending ...", d->source->name);
95 pa_source_suspend(d->source, TRUE);
99 static void restart(struct device_info *d) {
103 pa_gettimeofday(&tv);
105 pa_timeval_add(&tv, d->userdata->timeout*1000000);
106 d->userdata->core->mainloop->time_restart(d->time_event, &tv);
109 pa_log_debug("Sink %s becomes idle.", d->sink->name);
111 pa_log_debug("Source %s becomes idle.", d->source->name);
114 static void resume(struct device_info *d) {
117 d->userdata->core->mainloop->time_restart(d->time_event, NULL);
120 pa_sink_suspend(d->sink, FALSE);
122 pa_log_debug("Sink %s becomes busy.", d->sink->name);
126 pa_source_suspend(d->source, FALSE);
128 pa_log_debug("Source %s becomes busy.", d->source->name);
132 static pa_hook_result_t sink_input_fixate_hook_cb(pa_core *c, pa_sink_input_new_data *data, struct userdata *u) {
133 struct device_info *d;
139 if ((d = pa_hashmap_get(u->device_infos, data->sink)))
145 static pa_hook_result_t source_output_fixate_hook_cb(pa_core *c, pa_source_output_new_data *data, struct userdata *u) {
146 struct device_info *d;
152 if (data->source->monitor_of)
153 d = pa_hashmap_get(u->device_infos, data->source->monitor_of);
155 d = pa_hashmap_get(u->device_infos, data->source);
163 static pa_hook_result_t sink_input_unlink_hook_cb(pa_core *c, pa_sink_input *s, struct userdata *u) {
165 pa_sink_input_assert_ref(s);
171 if (pa_sink_check_suspend(s->sink) <= 0) {
172 struct device_info *d;
173 if ((d = pa_hashmap_get(u->device_infos, s->sink)))
180 static pa_hook_result_t source_output_unlink_hook_cb(pa_core *c, pa_source_output *s, struct userdata *u) {
181 struct device_info *d = NULL;
184 pa_source_output_assert_ref(s);
190 if (s->source->monitor_of) {
191 if (pa_sink_check_suspend(s->source->monitor_of) <= 0)
192 d = pa_hashmap_get(u->device_infos, s->source->monitor_of);
194 if (pa_source_check_suspend(s->source) <= 0)
195 d = pa_hashmap_get(u->device_infos, s->source);
204 static pa_hook_result_t sink_input_move_start_hook_cb(pa_core *c, pa_sink_input *s, struct userdata *u) {
205 struct device_info *d;
208 pa_sink_input_assert_ref(s);
211 if (pa_sink_check_suspend(s->sink) <= 1)
212 if ((d = pa_hashmap_get(u->device_infos, s->sink)))
218 static pa_hook_result_t sink_input_move_finish_hook_cb(pa_core *c, pa_sink_input *s, struct userdata *u) {
219 struct device_info *d;
222 pa_sink_input_assert_ref(s);
225 if ((d = pa_hashmap_get(u->device_infos, s->sink)))
231 static pa_hook_result_t source_output_move_start_hook_cb(pa_core *c, pa_source_output *s, struct userdata *u) {
232 struct device_info *d = NULL;
235 pa_source_output_assert_ref(s);
238 if (s->source->monitor_of) {
239 if (pa_sink_check_suspend(s->source->monitor_of) <= 1)
240 d = pa_hashmap_get(u->device_infos, s->source->monitor_of);
242 if (pa_source_check_suspend(s->source) <= 1)
243 d = pa_hashmap_get(u->device_infos, s->source);
252 static pa_hook_result_t source_output_move_finish_hook_cb(pa_core *c, pa_source_output *s, struct userdata *u) {
253 struct device_info *d;
256 pa_source_output_assert_ref(s);
259 if (s->source->monitor_of)
260 d = pa_hashmap_get(u->device_infos, s->source->monitor_of);
262 d = pa_hashmap_get(u->device_infos, s->source);
270 static pa_hook_result_t sink_input_state_changed_hook_cb(pa_core *c, pa_sink_input *s, struct userdata *u) {
271 struct device_info *d;
272 pa_sink_input_state_t state;
274 pa_sink_input_assert_ref(s);
277 state = pa_sink_input_get_state(s);
278 if (state == PA_SINK_INPUT_RUNNING || state == PA_SINK_INPUT_DRAINED)
279 if ((d = pa_hashmap_get(u->device_infos, s->sink)))
285 static pa_hook_result_t source_output_state_changed_hook_cb(pa_core *c, pa_source_output *s, struct userdata *u) {
286 pa_source_output_state_t state;
289 pa_source_output_assert_ref(s);
292 state = pa_source_output_get_state(s);
294 if (state == PA_SOURCE_OUTPUT_RUNNING) {
295 struct device_info *d;
297 if (s->source->monitor_of)
298 d = pa_hashmap_get(u->device_infos, s->source->monitor_of);
300 d = pa_hashmap_get(u->device_infos, s->source);
309 static pa_hook_result_t device_new_hook_cb(pa_core *c, pa_object *o, struct userdata *u) {
310 struct device_info *d;
315 pa_object_assert_ref(o);
318 source = pa_source_isinstance(o) ? PA_SOURCE(o) : NULL;
319 sink = pa_sink_isinstance(o) ? PA_SINK(o) : NULL;
321 /* Never suspend monitors */
322 if (source && source->monitor_of)
325 pa_assert(source || sink);
327 d = pa_xnew(struct device_info, 1);
329 d->source = source ? pa_source_ref(source) : NULL;
330 d->sink = sink ? pa_sink_ref(sink) : NULL;
331 d->time_event = c->mainloop->time_new(c->mainloop, NULL, timeout_cb, d);
332 pa_hashmap_put(u->device_infos, o, d);
334 if ((d->sink && pa_sink_check_suspend(d->sink) <= 0) ||
335 (d->source && pa_source_check_suspend(d->source) <= 0))
341 static void device_info_free(struct device_info *d) {
345 pa_source_unref(d->source);
347 pa_sink_unref(d->sink);
349 d->userdata->core->mainloop->time_free(d->time_event);
354 static pa_hook_result_t device_unlink_hook_cb(pa_core *c, pa_object *o, struct userdata *u) {
355 struct device_info *d;
358 pa_object_assert_ref(o);
361 if ((d = pa_hashmap_remove(u->device_infos, o)))
367 static pa_hook_result_t device_state_changed_hook_cb(pa_core *c, pa_object *o, struct userdata *u) {
368 struct device_info *d;
371 pa_object_assert_ref(o);
374 if (!(d = pa_hashmap_get(u->device_infos, o)))
377 if (pa_sink_isinstance(o)) {
378 pa_sink *s = PA_SINK(o);
379 pa_sink_state_t state = pa_sink_get_state(s);
381 if (pa_sink_check_suspend(s) <= 0) {
383 if (PA_SINK_IS_OPENED(state))
388 } else if (pa_source_isinstance(o)) {
389 pa_source *s = PA_SOURCE(o);
390 pa_source_state_t state = pa_source_get_state(s);
392 if (pa_source_check_suspend(s) <= 0) {
394 if (PA_SOURCE_IS_OPENED(state))
402 int pa__init(pa_module*m) {
403 pa_modargs *ma = NULL;
405 uint32_t timeout = 5;
412 if (!(ma = pa_modargs_new(m->argument, valid_modargs))) {
413 pa_log("Failed to parse module arguments.");
417 if (pa_modargs_get_value_u32(ma, "timeout", &timeout) < 0) {
418 pa_log("Failed to parse timeout value.");
422 m->userdata = u = pa_xnew(struct userdata, 1);
424 u->timeout = timeout;
425 u->device_infos = pa_hashmap_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func);
427 for (sink = pa_idxset_first(m->core->sinks, &idx); sink; sink = pa_idxset_next(m->core->sinks, &idx))
428 device_new_hook_cb(m->core, PA_OBJECT(sink), u);
430 for (source = pa_idxset_first(m->core->sources, &idx); source; source = pa_idxset_next(m->core->sources, &idx))
431 device_new_hook_cb(m->core, PA_OBJECT(source), u);
433 u->sink_new_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_PUT], PA_HOOK_NORMAL, (pa_hook_cb_t) device_new_hook_cb, u);
434 u->source_new_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_PUT], PA_HOOK_NORMAL, (pa_hook_cb_t) device_new_hook_cb, u);
435 u->sink_unlink_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_UNLINK_POST], PA_HOOK_NORMAL, (pa_hook_cb_t) device_unlink_hook_cb, u);
436 u->source_unlink_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_UNLINK_POST], PA_HOOK_NORMAL, (pa_hook_cb_t) device_unlink_hook_cb, u);
437 u->sink_state_changed_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_STATE_CHANGED], PA_HOOK_NORMAL, (pa_hook_cb_t) device_state_changed_hook_cb, u);
438 u->source_state_changed_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_STATE_CHANGED], PA_HOOK_NORMAL, (pa_hook_cb_t) device_state_changed_hook_cb, u);
440 u->sink_input_new_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_INPUT_FIXATE], PA_HOOK_NORMAL, (pa_hook_cb_t) sink_input_fixate_hook_cb, u);
441 u->source_output_new_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_FIXATE], PA_HOOK_NORMAL, (pa_hook_cb_t) source_output_fixate_hook_cb, u);
442 u->sink_input_unlink_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_INPUT_UNLINK_POST], PA_HOOK_NORMAL, (pa_hook_cb_t) sink_input_unlink_hook_cb, u);
443 u->source_output_unlink_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_UNLINK_POST], PA_HOOK_NORMAL, (pa_hook_cb_t) source_output_unlink_hook_cb, u);
444 u->sink_input_move_start_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_INPUT_MOVE_START], PA_HOOK_NORMAL, (pa_hook_cb_t) sink_input_move_start_hook_cb, u);
445 u->source_output_move_start_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_MOVE_START], PA_HOOK_NORMAL, (pa_hook_cb_t) source_output_move_start_hook_cb, u);
446 u->sink_input_move_finish_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_INPUT_MOVE_FINISH], PA_HOOK_NORMAL, (pa_hook_cb_t) sink_input_move_finish_hook_cb, u);
447 u->source_output_move_finish_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_MOVE_FINISH], PA_HOOK_NORMAL, (pa_hook_cb_t) source_output_move_finish_hook_cb, u);
448 u->sink_input_state_changed_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SINK_INPUT_STATE_CHANGED], PA_HOOK_NORMAL, (pa_hook_cb_t) sink_input_state_changed_hook_cb, u);
449 u->source_output_state_changed_slot = pa_hook_connect(&m->core->hooks[PA_CORE_HOOK_SOURCE_OUTPUT_STATE_CHANGED], PA_HOOK_NORMAL, (pa_hook_cb_t) source_output_state_changed_hook_cb, u);
462 void pa__done(pa_module*m) {
464 struct device_info *d;
473 if (u->sink_new_slot)
474 pa_hook_slot_free(u->sink_new_slot);
475 if (u->sink_unlink_slot)
476 pa_hook_slot_free(u->sink_unlink_slot);
477 if (u->sink_state_changed_slot)
478 pa_hook_slot_free(u->sink_state_changed_slot);
480 if (u->source_new_slot)
481 pa_hook_slot_free(u->source_new_slot);
482 if (u->source_unlink_slot)
483 pa_hook_slot_free(u->source_unlink_slot);
484 if (u->source_state_changed_slot)
485 pa_hook_slot_free(u->source_state_changed_slot);
487 if (u->sink_input_new_slot)
488 pa_hook_slot_free(u->sink_input_new_slot);
489 if (u->sink_input_unlink_slot)
490 pa_hook_slot_free(u->sink_input_unlink_slot);
491 if (u->sink_input_move_start_slot)
492 pa_hook_slot_free(u->sink_input_move_start_slot);
493 if (u->sink_input_move_finish_slot)
494 pa_hook_slot_free(u->sink_input_move_finish_slot);
495 if (u->sink_input_state_changed_slot)
496 pa_hook_slot_free(u->sink_input_state_changed_slot);
498 if (u->source_output_new_slot)
499 pa_hook_slot_free(u->source_output_new_slot);
500 if (u->source_output_unlink_slot)
501 pa_hook_slot_free(u->source_output_unlink_slot);
502 if (u->source_output_move_start_slot)
503 pa_hook_slot_free(u->source_output_move_start_slot);
504 if (u->source_output_move_finish_slot)
505 pa_hook_slot_free(u->source_output_move_finish_slot);
506 if (u->source_output_state_changed_slot)
507 pa_hook_slot_free(u->source_output_state_changed_slot);
509 while ((d = pa_hashmap_steal_first(u->device_infos)))
512 pa_hashmap_free(u->device_infos, NULL, NULL);