'\" t
.\"     Title: snd_pcm_playback_empty
.\"    Author: [FIXME: author] [see http://docbook.sf.net/el/author]
.\" Generator: DocBook XSL Stylesheets v1.78.1 <http://docbook.sf.net/>
.\"      Date: May 2018
.\"    Manual: Sound Devices
.\"    Source: Kernel Hackers Manual 3.16.56
.\"  Language: English
.\"
.TH "SND_PCM_PLAYBACK_EMP" "9" "May 2018" "Kernel Hackers Manual 3\&.16\&" "Sound Devices"
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.SH "NAME"
snd_pcm_playback_empty \- check whether the playback buffer is empty
.SH "SYNOPSIS"
.HP \w'int\ snd_pcm_playback_empty('u
.BI "int snd_pcm_playback_empty(struct\ snd_pcm_substream\ *\ " "substream" ");"
.SH "ARGUMENTS"
.PP
\fIsubstream\fR
.RS 4
the pcm substream instance
.RE
.SH "DESCRIPTION"
.PP
Checks whether the playback buffer is empty\&.
.SH "RETURN"
.PP
Non\-zero if empty, or zero if not\&.
.SH "COPYRIGHT"
.br