[pulseaudio-discuss] [PATCH] M-audio fasttrack pro: fix input device string

David Kågedal davidk at lysator.liu.se
Tue Jun 1 04:50:57 PDT 2010

David Henningsson <launchpad.web at epost.diwic.se> writes:

> On 2010-05-25 01:26, Lennart Poettering wrote:
>> On Wed, 19.05.10 01:00, David Henningsson (launchpad.web at epost.diwic.se) wrote:
>> Heya,
>>> Sometimes the input device shows up at device ID 0, and sometimes device
>>> ID 1, so try both.
>> Humpf. Why is that so? The driver authors presumably have a reason for
>> this assignment, and before we merge something like this we should
>> figure out what's going on and how we should label this. We currently
>> label that mapping "Analog Streo Channel A". It appears to me that that
>> mapping label might not be accurate anymore after such a change.
> AFAIK this sound card is just using the standard USB Audio drivers. I
> don't have access to this particular hardware either, so I'm not in a
> position to debug the drivers ATM. So I can't answer your question and
> my guess is that it varies between hardware revisions.
> Perhaps David Kågedal, who wrote the initial profile, knows more about this?

I haven't seen it switch between device IDs, so I have no idea. But I
didn't really use it a lot with my linux machine, so the testing has
been light. But it worked without problem.

David Kågedal

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