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Added support for hw_free in alsa-lib

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This commit is contained in:
Abramo Bagnara 2001-01-19 13:10:50 +00:00
parent 87f9071c08
commit f12a252f20
21 changed files with 150 additions and 63 deletions
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17
src/pcm/pcm_share.c
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@ -649,6 +649,20 @@ static int snd_pcm_share_hw_params(snd_pcm_t *pcm, snd_pcm_hw_params_t *params)
return err;
}
static int snd_pcm_share_hw_free(snd_pcm_t *pcm)
{
snd_pcm_share_t *share = pcm->private;
snd_pcm_share_slave_t *slave = share->slave;
int err = 0;
Pthread_mutex_lock(&slave->mutex);
slave->setup_count--;
if (slave->setup_count == 0)
err = snd_pcm_hw_free(slave->pcm);
share->state = SND_PCM_STATE_OPEN;
Pthread_mutex_unlock(&slave->mutex);
return err;
}
static int snd_pcm_share_sw_params(snd_pcm_t *pcm ATTRIBUTE_UNUSED, snd_pcm_sw_params_t *params ATTRIBUTE_UNUSED)
{
return 0;
@ -1078,8 +1092,6 @@ static int snd_pcm_share_close(snd_pcm_t *pcm)
int err = 0;
Pthread_mutex_lock(&slaves_mutex);
Pthread_mutex_lock(&slave->mutex);
if (pcm->setup)
slave->setup_count--;
slave->open_count--;
if (slave->open_count == 0) {
err = snd_pcm_close(slave->pcm);
@ -1137,6 +1149,7 @@ snd_pcm_ops_t snd_pcm_share_ops = {
info: snd_pcm_share_info,
hw_refine: snd_pcm_share_hw_refine,
hw_params: snd_pcm_share_hw_params,
hw_free: snd_pcm_share_hw_free,
sw_params: snd_pcm_share_sw_params,
channel_info: snd_pcm_share_channel_info,
dump: snd_pcm_share_dump,