[Maverick SRU] (pre-stable) Fix alsamixer error for ALC887-VD

[Stefan Bader]

On 11/29/2010 11:08 AM, David Henningsson wrote:
> SRU Justification:
> 
> Impact: Sound is not working for an increasing number of users, so
> that's why I'd like this in the kernel ASAP.
> 
> Fix: In linux-2.6, commits 01e0f1378c47947b825eac05c98697ab1be1c86f and
> cc1c452e509aefc28f7ad2deed75bc69d4f915f7.
> 
> Testcase: For patch 1, start alsamixer and notice that it does not give
> an error message, but starts successfully. For patch 2, notice that
> there is a Headphone volume control.
> 
> BugLink: http://launchpad.net/bugs/682596
> 

Seems to isolate things well enough. Though patch 2 in particular looks like an
example from the black art of in-comprehensive programming book.

Assuming Takashi knows better.

Acked-by: Stefan Bader <stefan.bader at canonical.com>