RFC: massive snd_hda driver update to better conform UAA specification

George Hartzell hartzell at alerce.com
Wed Aug 20 01:57:13 UTC 2008

George Hartzell writes:
 > I have a Mac Pro running -STABLE amd64.
 > I applied the -STABLE version of the patch to a tree that I csup'ed
 > yesterday without any trouble.
 > Previously I had to set hint.pcm.0.config="gpio1" in
 > /boot/device.hints to get either of the jacks work properly.  Sound
 > worked but was very, very loud, I had to set the volume down around 2%
 > for it to be listenable.

Alexander pointed out that with the new driver the name of the hint
has changed, and that that I should be using


This gives me completely reasonable volume control, which I didn't
have with the older driver.

I still don't have automatic jack sensing though.



More information about the freebsd-multimedia mailing list