Mixer problems RELENG_5

[Mario Hoerich]

# Matt:

[ mixer no longer affects volume ]
> 
> It's possible it's since the change from pcm to snd. Seems like roughly 
> a similar time I think when I last remember it working.
[...] 
> pcm0: <Creative EMU10K1> port 0x1080-0x109f irq 3 at device 6.0 on pci5
> pcm0: <Cirrus Logic CS4297A AC97 Codec>

Mixer works fine on 5.3-BETA5.

pcm0: <Creative EMU10K1> port 0xd400-0xd41f at device 14.0 on pci0
pcm0: <TriTech TR28602 AC97 Codec>

Regards,
Mario