[alsa-devel] hardware-dependent features

[Lee Revell]

On Nov 12, 2007 8:13 AM, Daniel Mack <daniel at caiaq.org> wrote:
> Hi,
>
> some of the devices the caiaq driver supports have special hardware
> features such as switchable ground lift, input impedance selection or
> other, hardware-specific features. On both Windows and MacOSX there are
> special tools to set those features but the ALSA driver still lacks
> support for them which I want to change soon. However, I couldn't find a
> generic way to do that. I was thinking about a sysfs entry which is
> attached to the sound card instance but didn't find a driver which did
> similar things.

Use the ALSA mixer API.

Lee