Audio
The CX2388x audio stream (Function 1) provides 48KHz, 16-bit stereo PCM audio from an analog TV or FM radio frontend, or from an external audio decoder via an I2S-compliant digital interface. The ioctl(2) interface for the cx88audio driver is defined in /usr/local/include/cx88/cx88_audio_ioctl.h, and is similiar to the interfaces for the