[PATCH 2/2] radeon: add support for forcing off lvds when mux switched away

[Dave Airlie]

On Thu, Jan 10, 2013 at 12:16 AM, Alex Deucher <alexdeucher at gmail.com> wrote:
> On Mon, Jan 7, 2013 at 11:53 PM, Dave Airlie <airlied at gmail.com> wrote:
>> From: Dave Airlie <airlied at redhat.com>
>>
>> otherwise userspace can get very confused
>
>
> Thinking about this more, we probably want to check whether we have a
> muxed to mux-less system otherwise we'll be disconnecting the display
> when we switch.  Looks like the first patch is cognizant of that, but
> this one is not unless I'm missing something.

vga switcheroo is only for muxed systems, for muxless there is no "switching".

Dave.