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Cleaned the mmap_commit implementations in plugins.

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Added undo callbacks for snd_pcm_plugin based plugins.
  - helpers when mmap_commit proceed only a partial transfer
Fixes to avail_update implementation in pcm_hw.c.
This commit is contained in:
Jaroslav Kysela 2002-02-21 15:01:34 +00:00
parent 9b0eebbcb7
commit e128bf856e
22 changed files with 260 additions and 120 deletions
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10
src/pcm/pcm_shm.c
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@ -93,7 +93,7 @@ int receive_fd(int sock, void *data, size_t len, int *fd)
}
#endif
static int snd_pcm_shm_action(snd_pcm_t *pcm)
static long snd_pcm_shm_action(snd_pcm_t *pcm)
{
snd_pcm_shm_t *shm = pcm->private_data;
int err;
@ -112,7 +112,7 @@ static int snd_pcm_shm_action(snd_pcm_t *pcm)
return ctrl->result;
}
static int snd_pcm_shm_action_fd(snd_pcm_t *pcm, int *fd)
static long snd_pcm_shm_action_fd(snd_pcm_t *pcm, int *fd)
{
snd_pcm_shm_t *shm = pcm->private_data;
int err;
@ -457,9 +457,9 @@ static int snd_pcm_shm_resume(snd_pcm_t *pcm)
return snd_pcm_shm_action(pcm);
}
static int snd_pcm_shm_mmap_commit(snd_pcm_t *pcm,
snd_pcm_uframes_t offset ATTRIBUTE_UNUSED,
snd_pcm_uframes_t size)
static snd_pcm_sframes_t snd_pcm_shm_mmap_commit(snd_pcm_t *pcm,
snd_pcm_uframes_t offset ATTRIBUTE_UNUSED,
snd_pcm_uframes_t size)
{
snd_pcm_shm_t *shm = pcm->private_data;
volatile snd_pcm_shm_ctrl_t *ctrl = shm->ctrl;