As promised: Soft volume control mixer controller

[Ales]

Hi all.

I can confirm that after applying snd_RELENG_5_20050916_043softvol.diff  
volume and balance control works as expected.

Thanks!

uname -a
FreeBSD romcek.FreeBSD 5.4-RELEASE-p7 FreeBSD 5.4-RELEASE-p7 #1: Sat Sep 
17 20:00:40 CEST 2005     
romcek at romcek.FreeBSD:/usr/obj/usr/src/sys/GENERIC  i386

dmesg | grep pcm
pcm0: <VIA VT8237> port 0xc400-0xc4ff irq 22 at device 17.5 on pci0
pcm0: <C-Media Electronics CMI9761 AC97 Codec>
pcm0: <VIA DXS Enabled: DXS 4 / SGD 1 / REC 1>

mixer
Mixer vol      is currently set to  62:62
Mixer pcm      is currently set to  58:58
Mixer speaker  is currently set to  75:75
Mixer line     is currently set to  75:75
Mixer mic      is currently set to   0:0
Mixer cd       is currently set to  75:75
Mixer rec      is currently set to   0:0
Mixer line1    is currently set to  75:75
Recording source: mic

/
pciconf -lv/

pcm0 at pci0:17:5: class=0x040100 card=0x97611849 chip=0x30591106 rev=0x60 
hdr=0x00
    vendor   = 'VIA Technologies Inc'
    device   = 'VT8233/33A/8235/8237 AC97 Enhanced Audio Controller'
    class    = multimedia
    subclass = audio