[alsa-devel] Linux USB audio driver - sample code / link / documentation

[Ramya Desai]

On Fri, Nov 26, 2010 at 1:21 PM, Clemens Ladisch <clemens at ladisch.de> wrote:
> Ramya Desai wrote:
>> I did not find a document for writing a USB audio driver under Linux
>> environment. Please let me know any sample driver / link / document
>> which describes about the USB audio driver under Linux environment.
>
> The simplest sample driver is this one:
> http://www.alsa-project.org/~clemens/ua1a.patch

Thank you very much for your link.

However, the source is also available at sound/usb/misc/ua101.c. What
is the difference between sound/usb/misc/ua101.c and your patch (in
the above link)?

Thanks and Regards,
Ramya.