(In reply to Andy Furniss from comment #6)
> (In reply to Andy Furniss from comment #5)
> 
> Bisecting unpatched for still no sound after off/auto came up with -
> 
> 4ee40262749f150fa3644884326602d8ef240a0a is the first bad commit
> commit 4ee40262749f150fa3644884326602d8ef240a0a
> Author: Slava Grigorev <slava.grigorev@amd.com>
> Date:   Sat Dec 6 20:19:16 2014 -0500
> 
>     radeon/audio: consolidate update_acr() functions

Ugh so this doesn't exist anymore as the repo has been updated.