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alsa: reset max_rewind/max_request while suspending

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This commit is contained in:
Lennart Poettering 2010-02-22 04:54:24 +01:00
parent 522c446ddc
commit dd682d6f96
1 changed files with 10 additions and 1 deletions
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11
src/modules/alsa/alsa-sink.c
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@ -79,7 +79,7 @@
#define TSCHED_MIN_WAKEUP_USEC (4*PA_USEC_PER_MSEC) /* 4ms -- Wakeup at least this long before the buffer runs empty*/
#define SMOOTHER_MIN_INTERVAL (2*PA_USEC_PER_MSEC) /* 2ms -- min smoother update interval */
#define SMOOTHER_MAX_INTERVAL (200*PA_USEC_PER_MSEC) /* 200ms -- max smoother update inteval */
#define SMOOTHER_MAX_INTERVAL (200*PA_USEC_PER_MSEC) /* 200ms -- max smoother update interval */
#define VOLUME_ACCURACY (PA_VOLUME_NORM/100) /* don't require volume adjustments to be perfectly correct. don't necessarily extend granularity in software unless the differences get greater than this level */
@ -876,6 +876,14 @@ static int suspend(struct userdata *u) {
u->alsa_rtpoll_item = NULL;
}
/* We reset max_rewind/max_request here to make sure that while we
* are suspended the old max_request/max_rewind values set before
* the suspend can influence the per-stream buffer of newly
* created streams, without their requirements having any
* influence on them. */
pa_sink_set_max_rewind_within_thread(u->sink, 0);
pa_sink_set_max_request_within_thread(u->sink, 0);
pa_log_info("Device suspended...");
return 0;
@ -933,6 +941,7 @@ static int update_sw_params(struct userdata *u) {
}
pa_sink_set_max_request_within_thread(u->sink, u->hwbuf_size - u->hwbuf_unused);
pa_sink_set_max_rewind_within_thread(u->sink, u->hwbuf_size);
return 0;
}