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PCM API cleaning. silencing implementation. xfer_min removal

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This commit is contained in:
Abramo Bagnara 2000-12-29 15:00:53 +00:00
parent 684703b387
commit 8f1b27dfb8
29 changed files with 1189 additions and 853 deletions
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25
src/pcm/pcm_null.c
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@ -229,17 +229,11 @@ static ssize_t snd_pcm_null_avail_update(snd_pcm_t *pcm)
return pcm->buffer_size;
}
static int snd_pcm_null_set_avail_min(snd_pcm_t *pcm, size_t frames)
{
pcm->avail_min = frames;
return 0;
}
static int snd_pcm_null_hw_refine(snd_pcm_t *pcm ATTRIBUTE_UNUSED, snd_pcm_hw_params_t *params)
{
_snd_pcm_hw_refine(params);
int err = _snd_pcm_hw_refine(params);
params->fifo_size = 0;
return 0;
return err;
}
static int snd_pcm_null_hw_params(snd_pcm_t *pcm ATTRIBUTE_UNUSED, snd_pcm_hw_params_t * params ATTRIBUTE_UNUSED)
@ -247,20 +241,8 @@ static int snd_pcm_null_hw_params(snd_pcm_t *pcm ATTRIBUTE_UNUSED, snd_pcm_hw_pa
return 0;
}
static int snd_pcm_null_sw_params(snd_pcm_t *pcm ATTRIBUTE_UNUSED, snd_pcm_sw_params_t * params)
static int snd_pcm_null_sw_params(snd_pcm_t *pcm ATTRIBUTE_UNUSED, snd_pcm_sw_params_t * params ATTRIBUTE_UNUSED)
{
if (params->start_mode > SND_PCM_START_LAST) {
params->fail_mask = 1 << SND_PCM_SW_PARAM_START_MODE;
return -EINVAL;
}
if (params->ready_mode > SND_PCM_READY_LAST) {
params->fail_mask = 1 << SND_PCM_SW_PARAM_READY_MODE;
return -EINVAL;
}
if (params->xrun_mode > SND_PCM_XRUN_LAST) {
params->fail_mask = 1 << SND_PCM_SW_PARAM_XRUN_MODE;
return -EINVAL;
}
return 0;
}
@ -330,7 +312,6 @@ snd_pcm_fast_ops_t snd_pcm_null_fast_ops = {
readn: snd_pcm_null_readn,
avail_update: snd_pcm_null_avail_update,
mmap_forward: snd_pcm_null_mmap_forward,
set_avail_min: snd_pcm_null_set_avail_min,
};
int snd_pcm_null_open(snd_pcm_t **pcmp, char *name, int stream, int mode)