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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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18
src/pcm/pcm_shm.c
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@ -171,14 +171,14 @@ static int _snd_pcm_shm_hw_refine(snd_pcm_t *pcm,
static int snd_pcm_shm_hw_refine(snd_pcm_t *pcm, snd_pcm_hw_params_t *params)
{
snd_pcm_hw_params_t sparams;
const mask_t *access_mask = snd_pcm_hw_params_value_mask(params, SND_PCM_HW_PARAM_ACCESS);
const mask_t *access_mask = snd_pcm_hw_param_value_mask(params, SND_PCM_HW_PARAM_ACCESS);
mask_t *saccess_mask = alloca(mask_sizeof());
mask_load(saccess_mask, SND_PCM_ACCBIT_MMAP);
if (!mask_test(access_mask, SND_PCM_ACCESS_RW_INTERLEAVED) &&
!mask_test(access_mask, SND_PCM_ACCESS_RW_NONINTERLEAVED))
mask_intersect(saccess_mask, access_mask);
_snd_pcm_hw_params_any(&sparams);
_snd_pcm_hw_params_mask(&sparams, 0, SND_PCM_HW_PARAM_ACCESS,
_snd_pcm_hw_param_mask(&sparams, 0, SND_PCM_HW_PARAM_ACCESS,
saccess_mask);
return snd_pcm_hw_refine2(params, &sparams,
_snd_pcm_shm_hw_refine, pcm,
@ -201,14 +201,14 @@ static int _snd_pcm_shm_hw_params(snd_pcm_t *pcm,
static int snd_pcm_shm_hw_params(snd_pcm_t *pcm, snd_pcm_hw_params_t * params)
{
snd_pcm_hw_params_t sparams;
const mask_t *access_mask = snd_pcm_hw_params_value_mask(params, SND_PCM_HW_PARAM_ACCESS);
const mask_t *access_mask = snd_pcm_hw_param_value_mask(params, SND_PCM_HW_PARAM_ACCESS);
mask_t *saccess_mask = alloca(mask_sizeof());
mask_load(saccess_mask, SND_PCM_ACCBIT_MMAP);
if (!mask_test(access_mask, SND_PCM_ACCESS_RW_INTERLEAVED) &&
!mask_test(access_mask, SND_PCM_ACCESS_RW_NONINTERLEAVED))
mask_intersect(saccess_mask, access_mask);
_snd_pcm_hw_params_any(&sparams);
_snd_pcm_hw_params_mask(&sparams, 0, SND_PCM_HW_PARAM_ACCESS,
_snd_pcm_hw_param_mask(&sparams, 0, SND_PCM_HW_PARAM_ACCESS,
saccess_mask);
return snd_pcm_hw_params2(params, &sparams,
_snd_pcm_shm_hw_params, pcm,
@ -408,15 +408,6 @@ static ssize_t snd_pcm_shm_mmap_forward(snd_pcm_t *pcm, size_t size)
return snd_pcm_shm_action(pcm);
}
static int snd_pcm_shm_set_avail_min(snd_pcm_t *pcm, size_t frames)
{
snd_pcm_shm_t *shm = pcm->private;
volatile snd_pcm_shm_ctrl_t *ctrl = shm->ctrl;
ctrl->cmd = SND_PCM_IOCTL_SET_AVAIL_MIN;
ctrl->u.set_avail_min.frames = frames;
return snd_pcm_shm_action(pcm);
}
static int snd_pcm_shm_poll_descriptor(snd_pcm_t *pcm)
{
snd_pcm_shm_t *shm = pcm->private;
@ -484,7 +475,6 @@ snd_pcm_fast_ops_t snd_pcm_shm_fast_ops = {
readn: snd_pcm_mmap_readn,
avail_update: snd_pcm_shm_avail_update,
mmap_forward: snd_pcm_shm_mmap_forward,
set_avail_min: snd_pcm_shm_set_avail_min,
};
static int make_local_socket(const char *filename)