SNDRV_COMPRESS_IOCTL(9)                  Compress Offload                 SNDRV_COMPRESS_IOCTL(9)



NAME
       SNDRV_COMPRESS_IOCTL_VERSION -

SYNOPSIS
       SNDRV_COMPRESS_IOCTL_VERSION(void);

ARGUMENTS
       None

DESCRIPTION
       SNDRV_COMPRESS_GET_CAPS: Query capability of DSP SNDRV_COMPRESS_GET_CODEC_CAPS: Query
       capability of a codec SNDRV_COMPRESS_SET_PARAMS: Set codec and stream parameters

NOTE
       only codec params can be changed runtime and stream params cant be
       SNDRV_COMPRESS_GET_PARAMS: Query codec params SNDRV_COMPRESS_TSTAMP: get the current
       timestamp value SNDRV_COMPRESS_AVAIL: get the current buffer avail value. This also
       queries the tstamp properties SNDRV_COMPRESS_PAUSE: Pause the running stream
       SNDRV_COMPRESS_RESUME: resume a paused stream SNDRV_COMPRESS_START: Start a stream
       SNDRV_COMPRESS_STOP: stop a running stream, discarding ring buffer content and the buffers
       currently with DSP SNDRV_COMPRESS_DRAIN: Play till end of buffers and stop after that
       SNDRV_COMPRESS_IOCTL_VERSION: Query the API version

COPYRIGHT
Kernel Hackers Manual 4.8.                 January 2017                   SNDRV_COMPRESS_IOCTL(9)