Comment 26 for bug 93600

Same issue here, Ubuntu 8.10 2.6.27-11-generic. Master volume control is not working, I have to use PCM or Headphone to control the volume, so the icon on the gnome panel to control the volumen is useless unless I open the volume control.

jean@jean-desktop:~$ tail -2 /proc/asound/oss/sndstat
0: VIA Technologies VIA1612A
1: Silicon Laboratory Si3036,8 rev

jean@jean-desktop:~$ amixer
Simple mixer control 'Master',0
  Capabilities: pvolume pswitch pswitch-joined
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 65536
  Mono:
  Front Left: Playback 65536 [100%] [on]
  Front Right: Playback 65536 [100%] [on]
Simple mixer control 'Capture',0
  Capabilities: cvolume cswitch cswitch-joined
  Capture channels: Front Left - Front Right
  Limits: Capture 0 - 65536
  Front Left: Capture 0 [0%] [on]
  Front Right: Capture 0 [0%] [on]

jean@jean-desktop:~$ lspci -nv
00:00.0 0600: 1106:3148
 Subsystem: 1106:3148
 Flags: bus master, 66MHz, medium devsel, latency 8
 Memory at e8000000 (32-bit, prefetchable) [size=64M]
 Capabilities: [a0] AGP version 2.0
 Capabilities: [c0] Power Management version 2
 Kernel driver in use: agpgart-via
 Kernel modules: via-agp

00:01.0 0604: 1106:b091
 Flags: bus master, 66MHz, medium devsel, latency 0
 Bus: primary=00, secondary=01, subordinate=01, sec-latency=0
 Memory behind bridge: ec000000-edffffff
 Prefetchable memory behind bridge: e0000000-e7ffffff
 Capabilities: [80] Power Management version 2
 Kernel modules: shpchp

00:10.0 0c03: 1106:3038 (rev 80)
 Subsystem: 1106:3038
 Flags: bus master, medium devsel, latency 32, IRQ 21
 I/O ports at d000 [size=32]
 Capabilities: [80] Power Management version 2
 Kernel driver in use: uhci_hcd
 Kernel modules: uhci-hcd

00:10.1 0c03: 1106:3038 (rev 80)
 Subsystem: 1106:3038
 Flags: bus master, medium devsel, latency 32, IRQ 21
 I/O ports at d400 [size=32]
 Capabilities: [80] Power Management version 2
 Kernel driver in use: uhci_hcd
 Kernel modules: uhci-hcd

00:10.2 0c03: 1106:3038 (rev 80)
 Subsystem: 1106:3038
 Flags: bus master, medium devsel, latency 32, IRQ 21
 I/O ports at d800 [size=32]
 Capabilities: [80] Power Management version 2
 Kernel driver in use: uhci_hcd
 Kernel modules: uhci-hcd

00:10.3 0c03: 1106:3104 (rev 82) (prog-if 20)
 Subsystem: 1106:3104
 Flags: bus master, medium devsel, latency 32, IRQ 21
 Memory at ee000000 (32-bit, non-prefetchable) [size=256]
 Capabilities: [80] Power Management version 2
 Kernel driver in use: ehci_hcd
 Kernel modules: ehci-hcd

00:11.0 0601: 1106:3177
 Subsystem: 1106:3177
 Flags: bus master, stepping, medium devsel, latency 0
 Capabilities: [c0] Power Management version 2
 Kernel modules: via-ircc, i2c-viapro

00:11.1 0101: 1106:0571 (rev 06) (prog-if 8a [Master SecP PriP])
 Subsystem: 1106:0571
 Flags: bus master, medium devsel, latency 32, IRQ 20
 [virtual] Memory at 000001f0 (32-bit, non-prefetchable) [size=8]
 [virtual] Memory at 000003f0 (type 3, non-prefetchable) [size=1]
 [virtual] Memory at 00000170 (32-bit, non-prefetchable) [size=8]
 [virtual] Memory at 00000370 (type 3, non-prefetchable) [size=1]
 I/O ports at dc00 [size=16]
 Capabilities: [c0] Power Management version 2
 Kernel driver in use: pata_via
 Kernel modules: pata_via

00:11.5 0401: 1106:3059 (rev 50)
 Subsystem: 1106:4161
 Flags: medium devsel, IRQ 22
 I/O ports at e000 [size=256]
 Capabilities: [c0] Power Management version 2
 Kernel driver in use: VIA 82xx Audio
 Kernel modules: snd-via82xx

00:11.6 0780: 1106:3068 (rev 80)
 Subsystem: 1543:4c21
 Flags: medium devsel, IRQ 22
 I/O ports at e400 [size=256]
 Capabilities: [d0] Power Management version 2
 Kernel driver in use: VIA 82xx Modem
 Kernel modules: snd-via82xx-modem

00:12.0 0200: 1106:3065 (rev 74)
 Flags: bus master, medium devsel, latency 32, IRQ 23
 I/O ports at e800 [size=256]
 Memory at ee001000 (32-bit, non-prefetchable) [size=256]
 Capabilities: [40] Power Management version 2
 Kernel driver in use: via-rhine
 Kernel modules: via-rhine

01:00.0 0300: 10de:0185 (rev c1)
 Subsystem: 1043:8193
 Flags: bus master, 66MHz, medium devsel, latency 32, IRQ 11
 Memory at ec000000 (32-bit, non-prefetchable) [size=16M]
 Memory at e0000000 (32-bit, prefetchable) [size=128M]
 [virtual] Expansion ROM at ed000000 [disabled] [size=128K]
 Capabilities: [60] Power Management version 2
 Capabilities: [44] AGP version 3.0
 Kernel modules: nvidiafb

jean@jean-desktop:~$ asoundconf list
Names of available sound cards:
V8235
modem

jean@jean-desktop:~$ cat /proc/interrupts
           CPU0
  0: 190 IO-APIC-edge timer
  1: 2 IO-APIC-edge i8042
  4: 2 IO-APIC-edge
  7: 0 IO-APIC-edge parport0
  8: 2 IO-APIC-edge rtc0
  9: 0 IO-APIC-fasteoi acpi
 12: 4 IO-APIC-edge i8042
 14: 263667 IO-APIC-edge pata_via
 15: 251082 IO-APIC-edge pata_via
 21: 190953 IO-APIC-fasteoi ehci_hcd:usb1, uhci_hcd:usb2, uhci_hcd:usb3, uhci_hcd:usb4
 22: 1181004 IO-APIC-fasteoi VIA82XX-MODEM, VIA8233
 23: 947665 IO-APIC-fasteoi eth0
NMI: 0 Non-maskable interrupts
LOC: 3546035 Local timer interrupts
RES: 0 Rescheduling interrupts
CAL: 0 function call interrupts
TLB: 0 TLB shootdowns
SPU: 0 Spurious interrupts
ERR: 0
MIS: 0