[UPDATE] RFC: snd_hda(4) -- Intel High Definition Audio driver

[Wesley Morgan]

On Sun, 10 Sep 2006, Søren Schmidt wrote:

> Joel Dahl wrote:
>> We've made significant progress with the snd_hda(4) driver during the
>> last week (sound is perfect on my HP NX7400, for example) and a lot of
>> credit must go to ariff@ who's been debugging the hell out of a couple
>> of systems lately.
>> 
>> The current status seems to be that several people still have problems
>> with the driver though, so I'd like to stress two things:
>> 
>> 1.  Make sure that you always have the latest source code from
>> http://people.freebsd.org/~ariff/HDA/ since the code is updated on daily 
>> basis (the directory is hidden by the index file, so date, size
>> etc does not reflect the true nature of the files there).
>> 
>> 2.  Join #freebsd-azalia @ freenode and describe your problem.  Email is
>> a good way to communicate, but discussing bug reports and testing
>> patches in real-time on IRC is a lot more efficient.
>> 
> OK, with sources as of now I have no change in behavior, that is sound still 
> goes silent if I touch any mixer devices, and I get a highpitched tone 
> together with sound on line out, line-in and mic-in works fine as outputs so 
> I use one of those still.
>
> Attached debug output as wanted...

It sounds like in your case the driver might be miscalculating the amp 
gain and overflowing those bits into the mute bit.


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