snd_pcm_suspend_all
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## Name

snd_pcm_suspend_all — trigger SUSPEND to all substreams in the given pcm

## Synopsis

`int snd_pcm_suspend_all (` | struct snd_pcm * pcm`)`;

## Arguments

`pcm`

  the PCM instance

## Description

After this call, all streams are changed to SUSPENDED state.

## Return

Zero if successful (or `pcm` is `NULL`), or a negative error code.

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