[Bug 66963] r600: linux v3.11.0-RC isn't booting with radeon.dpm=1 option in grub

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=66963

--- Comment #100 from Alex Deucher <agd5f at yahoo.com> ---
(In reply to comment #99)
> > Also, can you get a copy of the dmesg output from the driver after it loads?
> > Try booting into a non-X runlevel without loading radeon (either blacklist
> > it, or set radeon.modeset=0 on the kernel command line in grub) and then
> > manually load it.  E.g.,
> > modprobe -r radeon
> > modprobe radeon modeset=1 dpm=1
> 
> I'm sorry I don't understand fully how to do this.

boot with `radeon.modeset=0 1` on the kernel command line in grub, then when
the kernel boots to single user mode, reload the radeon module with dpm=1. 
E.g.,

modprobe -r radeon
modprobe radeon modeset=1 dpm=1

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