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>
28 #include <pulse/rtclock.h>
30 #include <pulsecore/core.h>
31 #include <pulsecore/core-util.h>
32 #include <pulsecore/sink-input.h>
33 #include <pulsecore/source-output.h>
34 #include <pulsecore/modargs.h>
35 #include <pulsecore/log.h>
37 #include "module-suspend-on-idle-symdef.h"
39 PA_MODULE_AUTHOR("Lennart Poettering");
40 PA_MODULE_DESCRIPTION("When a sink/source is idle for too long, suspend it");
41 PA_MODULE_VERSION(PACKAGE_VERSION
);
42 PA_MODULE_LOAD_ONCE(true);
43 PA_MODULE_USAGE("timeout=<timeout>");
45 static const char* const valid_modargs
[] = {
53 pa_hashmap
*device_infos
;
59 *sink_state_changed_slot
,
60 *source_state_changed_slot
;
64 *source_output_new_slot
,
65 *sink_input_unlink_slot
,
66 *source_output_unlink_slot
,
67 *sink_input_move_start_slot
,
68 *source_output_move_start_slot
,
69 *sink_input_move_finish_slot
,
70 *source_output_move_finish_slot
,
71 *sink_input_state_changed_slot
,
72 *source_output_state_changed_slot
;
76 struct userdata
*userdata
;
80 pa_time_event
*time_event
;
84 static void timeout_cb(pa_mainloop_api
*a
, pa_time_event
* e
, const struct timeval
*t
, void *userdata
) {
85 struct device_info
*d
= userdata
;
89 d
->userdata
->core
->mainloop
->time_restart(d
->time_event
, NULL
);
91 if (d
->sink
&& pa_sink_check_suspend(d
->sink
) <= 0 && !(d
->sink
->suspend_cause
& PA_SUSPEND_IDLE
)) {
92 pa_log_info("Sink %s idle for too long, suspending ...", d
->sink
->name
);
93 pa_sink_suspend(d
->sink
, true, PA_SUSPEND_IDLE
);
94 pa_core_maybe_vacuum(d
->userdata
->core
);
97 if (d
->source
&& pa_source_check_suspend(d
->source
) <= 0 && !(d
->source
->suspend_cause
& PA_SUSPEND_IDLE
)) {
98 pa_log_info("Source %s idle for too long, suspending ...", d
->source
->name
);
99 pa_source_suspend(d
->source
, true, PA_SUSPEND_IDLE
);
100 pa_core_maybe_vacuum(d
->userdata
->core
);
104 static void restart(struct device_info
*d
) {
108 pa_assert(d
->sink
|| d
->source
);
110 d
->last_use
= now
= pa_rtclock_now();
111 pa_core_rttime_restart(d
->userdata
->core
, d
->time_event
, now
+ d
->timeout
);
114 pa_log_debug("Sink %s becomes idle, timeout in %" PRIu64
" seconds.", d
->sink
->name
, d
->timeout
/ PA_USEC_PER_SEC
);
116 pa_log_debug("Source %s becomes idle, timeout in %" PRIu64
" seconds.", d
->source
->name
, d
->timeout
/ PA_USEC_PER_SEC
);
119 static void resume(struct device_info
*d
) {
122 d
->userdata
->core
->mainloop
->time_restart(d
->time_event
, NULL
);
125 pa_log_debug("Sink %s becomes busy, resuming.", d
->sink
->name
);
126 pa_sink_suspend(d
->sink
, false, PA_SUSPEND_IDLE
);
130 pa_log_debug("Source %s becomes busy, resuming.", d
->source
->name
);
131 pa_source_suspend(d
->source
, false, PA_SUSPEND_IDLE
);
135 static pa_hook_result_t
sink_input_fixate_hook_cb(pa_core
*c
, pa_sink_input_new_data
*data
, struct userdata
*u
) {
136 struct device_info
*d
;
142 /* We need to resume the audio device here even for
143 * PA_SINK_INPUT_START_CORKED, since we need the device parameters
144 * to be fully available while the stream is set up. */
146 if ((d
= pa_hashmap_get(u
->device_infos
, data
->sink
)))
152 static pa_hook_result_t
source_output_fixate_hook_cb(pa_core
*c
, pa_source_output_new_data
*data
, struct userdata
*u
) {
153 struct device_info
*d
;
159 if (data
->source
->monitor_of
)
160 d
= pa_hashmap_get(u
->device_infos
, data
->source
->monitor_of
);
162 d
= pa_hashmap_get(u
->device_infos
, data
->source
);
170 static pa_hook_result_t
sink_input_unlink_hook_cb(pa_core
*c
, pa_sink_input
*s
, struct userdata
*u
) {
172 pa_sink_input_assert_ref(s
);
178 if (pa_sink_check_suspend(s
->sink
) <= 0) {
179 struct device_info
*d
;
180 if ((d
= pa_hashmap_get(u
->device_infos
, s
->sink
)))
187 static pa_hook_result_t
source_output_unlink_hook_cb(pa_core
*c
, pa_source_output
*s
, struct userdata
*u
) {
188 struct device_info
*d
= NULL
;
191 pa_source_output_assert_ref(s
);
197 if (s
->source
->monitor_of
) {
198 if (pa_sink_check_suspend(s
->source
->monitor_of
) <= 0)
199 d
= pa_hashmap_get(u
->device_infos
, s
->source
->monitor_of
);
201 if (pa_source_check_suspend(s
->source
) <= 0)
202 d
= pa_hashmap_get(u
->device_infos
, s
->source
);
211 static pa_hook_result_t
sink_input_move_start_hook_cb(pa_core
*c
, pa_sink_input
*s
, struct userdata
*u
) {
212 struct device_info
*d
;
215 pa_sink_input_assert_ref(s
);
218 if (pa_sink_check_suspend(s
->sink
) <= 1)
219 if ((d
= pa_hashmap_get(u
->device_infos
, s
->sink
)))
225 static pa_hook_result_t
sink_input_move_finish_hook_cb(pa_core
*c
, pa_sink_input
*s
, struct userdata
*u
) {
226 struct device_info
*d
;
227 pa_sink_input_state_t state
;
230 pa_sink_input_assert_ref(s
);
233 state
= pa_sink_input_get_state(s
);
234 if (state
!= PA_SINK_INPUT_RUNNING
&& state
!= PA_SINK_INPUT_DRAINED
)
237 if ((d
= pa_hashmap_get(u
->device_infos
, s
->sink
)))
243 static pa_hook_result_t
source_output_move_start_hook_cb(pa_core
*c
, pa_source_output
*s
, struct userdata
*u
) {
244 struct device_info
*d
= NULL
;
247 pa_source_output_assert_ref(s
);
250 if (s
->source
->monitor_of
) {
251 if (pa_sink_check_suspend(s
->source
->monitor_of
) <= 1)
252 d
= pa_hashmap_get(u
->device_infos
, s
->source
->monitor_of
);
254 if (pa_source_check_suspend(s
->source
) <= 1)
255 d
= pa_hashmap_get(u
->device_infos
, s
->source
);
264 static pa_hook_result_t
source_output_move_finish_hook_cb(pa_core
*c
, pa_source_output
*s
, struct userdata
*u
) {
265 struct device_info
*d
;
268 pa_source_output_assert_ref(s
);
271 if (pa_source_output_get_state(s
) != PA_SOURCE_OUTPUT_RUNNING
)
274 if (s
->source
->monitor_of
)
275 d
= pa_hashmap_get(u
->device_infos
, s
->source
->monitor_of
);
277 d
= pa_hashmap_get(u
->device_infos
, s
->source
);
285 static pa_hook_result_t
sink_input_state_changed_hook_cb(pa_core
*c
, pa_sink_input
*s
, struct userdata
*u
) {
286 struct device_info
*d
;
287 pa_sink_input_state_t state
;
290 pa_sink_input_assert_ref(s
);
293 state
= pa_sink_input_get_state(s
);
294 if (state
== PA_SINK_INPUT_RUNNING
|| state
== PA_SINK_INPUT_DRAINED
)
295 if ((d
= pa_hashmap_get(u
->device_infos
, s
->sink
)))
301 static pa_hook_result_t
source_output_state_changed_hook_cb(pa_core
*c
, pa_source_output
*s
, struct userdata
*u
) {
303 pa_source_output_assert_ref(s
);
306 if (pa_source_output_get_state(s
) == PA_SOURCE_OUTPUT_RUNNING
) {
307 struct device_info
*d
;
309 if (s
->source
->monitor_of
)
310 d
= pa_hashmap_get(u
->device_infos
, s
->source
->monitor_of
);
312 d
= pa_hashmap_get(u
->device_infos
, s
->source
);
321 static pa_hook_result_t
device_new_hook_cb(pa_core
*c
, pa_object
*o
, struct userdata
*u
) {
322 struct device_info
*d
;
325 const char *timeout_str
;
330 pa_object_assert_ref(o
);
333 source
= pa_source_isinstance(o
) ? PA_SOURCE(o
) : NULL
;
334 sink
= pa_sink_isinstance(o
) ? PA_SINK(o
) : NULL
;
336 /* Never suspend monitors */
337 if (source
&& source
->monitor_of
)
340 pa_assert(source
|| sink
);
342 timeout_str
= pa_proplist_gets(sink
? sink
->proplist
: source
->proplist
, "module-suspend-on-idle.timeout");
343 if (timeout_str
&& pa_atoi(timeout_str
, &timeout
) >= 0)
344 timeout_valid
= true;
346 timeout_valid
= false;
348 if (timeout_valid
&& timeout
< 0)
351 d
= pa_xnew(struct device_info
, 1);
353 d
->source
= source
? pa_source_ref(source
) : NULL
;
354 d
->sink
= sink
? pa_sink_ref(sink
) : NULL
;
355 d
->time_event
= pa_core_rttime_new(c
, PA_USEC_INVALID
, timeout_cb
, d
);
358 d
->timeout
= timeout
* PA_USEC_PER_SEC
;
360 d
->timeout
= d
->userdata
->timeout
;
362 pa_hashmap_put(u
->device_infos
, o
, d
);
364 if ((d
->sink
&& pa_sink_check_suspend(d
->sink
) <= 0) ||
365 (d
->source
&& pa_source_check_suspend(d
->source
) <= 0))
371 static void device_info_free(struct device_info
*d
) {
375 pa_source_unref(d
->source
);
377 pa_sink_unref(d
->sink
);
379 d
->userdata
->core
->mainloop
->time_free(d
->time_event
);
384 static pa_hook_result_t
device_unlink_hook_cb(pa_core
*c
, pa_object
*o
, struct userdata
*u
) {
385 struct device_info
*d
;
388 pa_object_assert_ref(o
);
391 if ((d
= pa_hashmap_remove(u
->device_infos
, o
)))
397 static pa_hook_result_t
device_state_changed_hook_cb(pa_core
*c
, pa_object
*o
, struct userdata
*u
) {
398 struct device_info
*d
;
401 pa_object_assert_ref(o
);
404 if (!(d
= pa_hashmap_get(u
->device_infos
, o
)))
407 if (pa_sink_isinstance(o
)) {
408 pa_sink
*s
= PA_SINK(o
);
409 pa_sink_state_t state
= pa_sink_get_state(s
);
411 if (pa_sink_check_suspend(s
) <= 0)
412 if (PA_SINK_IS_OPENED(state
))
415 } else if (pa_source_isinstance(o
)) {
416 pa_source
*s
= PA_SOURCE(o
);
417 pa_source_state_t state
= pa_source_get_state(s
);
419 if (pa_source_check_suspend(s
) <= 0)
420 if (PA_SOURCE_IS_OPENED(state
))
427 int pa__init(pa_module
*m
) {
428 pa_modargs
*ma
= NULL
;
430 uint32_t timeout
= 5;
437 if (!(ma
= pa_modargs_new(m
->argument
, valid_modargs
))) {
438 pa_log("Failed to parse module arguments.");
442 if (pa_modargs_get_value_u32(ma
, "timeout", &timeout
) < 0) {
443 pa_log("Failed to parse timeout value.");
447 m
->userdata
= u
= pa_xnew(struct userdata
, 1);
449 u
->timeout
= timeout
* PA_USEC_PER_SEC
;
450 u
->device_infos
= pa_hashmap_new_full(pa_idxset_trivial_hash_func
, pa_idxset_trivial_compare_func
, NULL
, (pa_free_cb_t
) device_info_free
);
452 PA_IDXSET_FOREACH(sink
, m
->core
->sinks
, idx
)
453 device_new_hook_cb(m
->core
, PA_OBJECT(sink
), u
);
455 PA_IDXSET_FOREACH(source
, m
->core
->sources
, idx
)
456 device_new_hook_cb(m
->core
, PA_OBJECT(source
), u
);
458 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
);
459 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
);
460 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
);
461 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
);
462 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
);
463 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
);
465 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
);
466 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
);
467 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
);
468 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
);
469 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
);
470 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
);
471 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
);
472 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
);
473 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
);
474 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
);
487 void pa__done(pa_module
*m
) {
497 if (u
->sink_new_slot
)
498 pa_hook_slot_free(u
->sink_new_slot
);
499 if (u
->sink_unlink_slot
)
500 pa_hook_slot_free(u
->sink_unlink_slot
);
501 if (u
->sink_state_changed_slot
)
502 pa_hook_slot_free(u
->sink_state_changed_slot
);
504 if (u
->source_new_slot
)
505 pa_hook_slot_free(u
->source_new_slot
);
506 if (u
->source_unlink_slot
)
507 pa_hook_slot_free(u
->source_unlink_slot
);
508 if (u
->source_state_changed_slot
)
509 pa_hook_slot_free(u
->source_state_changed_slot
);
511 if (u
->sink_input_new_slot
)
512 pa_hook_slot_free(u
->sink_input_new_slot
);
513 if (u
->sink_input_unlink_slot
)
514 pa_hook_slot_free(u
->sink_input_unlink_slot
);
515 if (u
->sink_input_move_start_slot
)
516 pa_hook_slot_free(u
->sink_input_move_start_slot
);
517 if (u
->sink_input_move_finish_slot
)
518 pa_hook_slot_free(u
->sink_input_move_finish_slot
);
519 if (u
->sink_input_state_changed_slot
)
520 pa_hook_slot_free(u
->sink_input_state_changed_slot
);
522 if (u
->source_output_new_slot
)
523 pa_hook_slot_free(u
->source_output_new_slot
);
524 if (u
->source_output_unlink_slot
)
525 pa_hook_slot_free(u
->source_output_unlink_slot
);
526 if (u
->source_output_move_start_slot
)
527 pa_hook_slot_free(u
->source_output_move_start_slot
);
528 if (u
->source_output_move_finish_slot
)
529 pa_hook_slot_free(u
->source_output_move_finish_slot
);
530 if (u
->source_output_state_changed_slot
)
531 pa_hook_slot_free(u
->source_output_state_changed_slot
);
533 pa_hashmap_free(u
->device_infos
);