Comment 23 for bug 549289

the fix didn't work for me on a Toshiba T115D-S1125 running lucid.

$ lspci -v | less

01:05.1 Audio device: ATI Technologies Inc RS780 Azalia controller
        Subsystem: ATI Technologies Inc Device 9612
        Flags: bus master, fast devsel, latency 0, IRQ 28
        Memory at cfdec000 (32-bit, non-prefetchable) [size=16K]
        Capabilities: <access denied>
        Kernel driver in use: HDA Intel
        Kernel modules: snd-hda-intel

$ cat /proc/asound/card0/codec#* | grep Codec
Codec: Conexant CX20582 (Pebble)