OSS Mixer API

modulename: snd-mixer-oss.ko

configname: CONFIG_SND_MIXER_OSS

Linux Kernel Configuration
└─>Device Drivers
└─>Sound card support
└─>Advanced Linux Sound Architecture
└─>OSS Mixer API
In linux kernel since version 2.6.20 (release Date: 2007-02-04)  
To enable OSS mixer API emulation (/dev/mixer*), say Y here
and read Documentation/sound/alsa/OSS-Emulation.txt.

Many programs still use the OSS API, so say Y.

To compile this driver as a module, choose M here: the module
will be called snd-mixer-oss.

source code: