Re: [Intel-gfx] [PATCH 0/2] vgaarb: Fixes for partial VGA opt-out

[Daniel Vetter <daniel@ffwll.ch>]

On Fri, Aug 30, 2013 at 03:41:19PM +0300, Ville Syrjälä wrote:
> On Thu, Aug 15, 2013 at 04:37:47PM -0600, Alex Williamson wrote:
> > I'm trying to add support for VGA arbitration on newer Intel graphics
> > devices.  The existing code attempts to do this, but appear to have
> > not been updated since GMCH devices roamed the Earth.  On newer
> > devices like Haswell, we can disable VGA memory through an MSR on the
> > device, but we rely on the VGA arbiter to manage VGA IO using the PCI
> > COMMAND register.  In trying to unregister legacy VGA memory, I found
> > that the VGA arbiter still wanted to disable both memory and IO on
> > the device and that it forgot to actually program the device to
> > disable IO when the decoding is updated.  This series attempts to fix
> > both of those.  Thanks,
> 
> The series looks good to me.
> 
> Reviewed-by: Ville Syrjälä <ville.syrjala@linux.intel.com>

Merged to dinq with Dave's irc-ack. I'll shuffle my tree a bit so that
this will be part of my 3.12 latecomers pull request to Dave.
-Daniel
-- 
Daniel Vetter
Software Engineer, Intel Corporation
+41 (0) 79 365 57 48 - http://blog.ffwll.ch