Bt87x Audio Capture

modulename: snd-bt87x.ko

configname: CONFIG_SND_BT87X

Linux Kernel Configuration
└─>Device Drivers
└─>Sound card support
└─>Advanced Linux Sound Architecture
└─>PCI sound devices
└─>Bt87x Audio Capture
In linux kernel since version 2.6.20 (release Date: 2007-02-04)  
If you want to record audio from TV cards based on
Brooktree Bt878/Bt879 chips, say Y here and read
Documentation/sound/alsa/Bt87x.txt.

To compile this driver as a module, choose M here: the module
will be called snd-bt87x.

source code: