All these are to allow the audio driver to play more formats than
it natively supports.
auconv converts between 8 and 16 bits and signed and unsigned,
mulaw converts between mulaw (&alaw) and linear,
aurateconv does sample rate conversion.

	-- Lennart

Mahadeva Swamy T L wrote:
> Hi,
> 
> I am working on MIPS Target Board, In conf file I found the following
> lines with respect to the audio driver.
> 
> 
> # On-chip AC'97 audio controller
> device txaudio: audiobus, auconv, mulaw, ac97, aurateconv
> 
> I found auconv, mulaw, aurateconv are present in /dev directory; can
> anybody let me know what are the functionalities of these in
> implementing the driver.
> 
> Regards
> Swamy
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