OSS PCM (digital audio) API

modulename: snd-pcm-oss.ko

configname: CONFIG_SND_PCM_OSS

Linux Kernel Configuration
└─>Device Drivers
└─>Sound
└─>Advanced Linux Sound Architecture
└─>OSS PCM (digital audio) API
In linux kernel since version 2.6.20 (release Date: 2007-02-04)  
To enable OSS digital audio (PCM) emulation (/dev/dsp*), 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-pcm-oss.

source code: