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Added snd_pcm_hwptr() and enhanced snd_pcm_mmap_begin() for no xrun mode.

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This commit is contained in:
Jaroslav Kysela 2003-02-22 10:19:53 +00:00
parent a91efc0fe6
commit fbd99fdec0
17 changed files with 231 additions and 13 deletions
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18
src/pcm/pcm_multi.c
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@ -89,7 +89,7 @@ static int snd_pcm_multi_nonblock(snd_pcm_t *pcm ATTRIBUTE_UNUSED, int nonblock
static int snd_pcm_multi_async(snd_pcm_t *pcm, int sig, pid_t pid)
{
snd_pcm_multi_t *multi = pcm->private_data;
snd_pcm_t *slave_0 = multi->slaves[0].pcm;
snd_pcm_t *slave_0 = multi->slaves[multi->master_slave].pcm;
return snd_pcm_async(slave_0, sig, pid);
}
@ -340,28 +340,35 @@ static int snd_pcm_multi_sw_params(snd_pcm_t *pcm, snd_pcm_sw_params_t *params)
static int snd_pcm_multi_status(snd_pcm_t *pcm, snd_pcm_status_t *status)
{
snd_pcm_multi_t *multi = pcm->private_data;
snd_pcm_t *slave = multi->slaves[0].pcm;
snd_pcm_t *slave = multi->slaves[multi->master_slave].pcm;
return snd_pcm_status(slave, status);
}
static snd_pcm_state_t snd_pcm_multi_state(snd_pcm_t *pcm)
{
snd_pcm_multi_t *multi = pcm->private_data;
snd_pcm_t *slave = multi->slaves[0].pcm;
snd_pcm_t *slave = multi->slaves[multi->master_slave].pcm;
return snd_pcm_state(slave);
}
static int snd_pcm_multi_hwsync(snd_pcm_t *pcm)
{
snd_pcm_multi_t *multi = pcm->private_data;
snd_pcm_t *slave = multi->slaves[0].pcm;
snd_pcm_t *slave = multi->slaves[multi->master_slave].pcm;
return snd_pcm_hwsync(slave);
}
static int snd_pcm_multi_hwptr(snd_pcm_t *pcm, snd_pcm_uframes_t *hwptr)
{
snd_pcm_multi_t *multi = pcm->private_data;
snd_pcm_t *slave = multi->slaves[multi->master_slave].pcm;
return INTERNAL(snd_pcm_hwptr)(slave, hwptr);
}
static int snd_pcm_multi_delay(snd_pcm_t *pcm, snd_pcm_sframes_t *delayp)
{
snd_pcm_multi_t *multi = pcm->private_data;
snd_pcm_t *slave = multi->slaves[0].pcm;
snd_pcm_t *slave = multi->slaves[multi->master_slave].pcm;
return snd_pcm_delay(slave, delayp);
}
@ -602,6 +609,7 @@ static snd_pcm_fast_ops_t snd_pcm_multi_fast_ops = {
status: snd_pcm_multi_status,
state: snd_pcm_multi_state,
hwsync: snd_pcm_multi_hwsync,
hwptr: snd_pcm_multi_hwptr,
delay: snd_pcm_multi_delay,
prepare: snd_pcm_multi_prepare,
reset: snd_pcm_multi_reset,