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alsa: disable period event only with tsched=1

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This commit is contained in:
Lennart Poettering 2009-10-06 00:17:24 +02:00
parent 7b682c9690
commit c96d2d1117
4 changed files with 6 additions and 5 deletions
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2
src/modules/alsa/alsa-sink.c
View file

@ -927,7 +927,7 @@ static int update_sw_params(struct userdata *u) {
pa_log_debug("setting avail_min=%lu", (unsigned long) avail_min);
if ((err = pa_alsa_set_sw_params(u->pcm_handle, avail_min)) < 0) {
if ((err = pa_alsa_set_sw_params(u->pcm_handle, avail_min, !u->use_tsched)) < 0) {
pa_log("Failed to set software parameters: %s", pa_alsa_strerror(err));
return err;
}

2
src/modules/alsa/alsa-source.c
View file

@ -877,7 +877,7 @@ static int update_sw_params(struct userdata *u) {
pa_log_debug("setting avail_min=%lu", (unsigned long) avail_min);
if ((err = pa_alsa_set_sw_params(u->pcm_handle, avail_min)) < 0) {
if ((err = pa_alsa_set_sw_params(u->pcm_handle, avail_min, !u->use_tsched)) < 0) {
pa_log("Failed to set software parameters: %s", pa_alsa_strerror(err));
return err;
}

4
src/modules/alsa/alsa-util.c
View file

@ -403,7 +403,7 @@ finish:
return ret;
}
int pa_alsa_set_sw_params(snd_pcm_t *pcm, snd_pcm_uframes_t avail_min) {
int pa_alsa_set_sw_params(snd_pcm_t *pcm, snd_pcm_uframes_t avail_min, pa_bool_t period_event) {
snd_pcm_sw_params_t *swparams;
snd_pcm_uframes_t boundary;
int err;
@ -417,7 +417,7 @@ int pa_alsa_set_sw_params(snd_pcm_t *pcm, snd_pcm_uframes_t avail_min) {
return err;
}
if ((err = snd_pcm_sw_params_set_period_event(pcm, swparams, 0)) < 0) {
if ((err = snd_pcm_sw_params_set_period_event(pcm, swparams, period_event)) < 0) {
pa_log_warn("Unable to disable period event: %s\n", pa_alsa_strerror(err));
return err;
}

3
src/modules/alsa/alsa-util.h
View file

@ -51,7 +51,8 @@ int pa_alsa_set_hw_params(
int pa_alsa_set_sw_params(
snd_pcm_t *pcm,
snd_pcm_uframes_t avail_min);
snd_pcm_uframes_t avail_min,
pa_bool_t period_event);
/* Picks a working mapping from the profile set based on the specified ss/map */
snd_pcm_t *pa_alsa_open_by_device_id_auto(