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Adjust appl_ptr for multi plugin on rewind/forward operations

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* When doing rewind or forward operations, application pointer needs to
  be properly adjusted, in the same way when doing commit/write
  operations.
This commit is contained in:
Sava Jakovljev 2021-07-05 20:28:34 +02:00
parent 23a191a82c
commit c4b93d7445
1 changed files with 9 additions and 2 deletions
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11
src/pcm/pcm_multi.c
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@ -669,6 +669,9 @@ static snd_pcm_sframes_t snd_pcm_multi_rewind(snd_pcm_t *pcm, snd_pcm_uframes_t
return -EIO;
}
}
snd_pcm_mmap_appl_backward(pcm, frames);
return frames;
}
@ -699,6 +702,9 @@ static snd_pcm_sframes_t snd_pcm_multi_forward(snd_pcm_t *pcm, snd_pcm_uframes_t
return -EIO;
}
}
snd_pcm_mmap_appl_forward(pcm, frames);
return frames;
}
@ -782,8 +788,9 @@ static snd_pcm_sframes_t snd_pcm_multi_mmap_commit(snd_pcm_t *pcm,
if ((snd_pcm_uframes_t)result != size)
return -EIO;
}
multi->appl_ptr += size;
multi->appl_ptr %= pcm->boundary;
snd_pcm_mmap_appl_forward(pcm, size);
return size;
}