intel driver suspend/resume failure

[Jesse Barnes]

On Friday, June 8, 2007 3:28:51 James Bottomley wrote:
> On Fri, 2007-06-08 at 15:17 -0700, Jesse Barnes wrote:
> > Can you send copies of video.state.0 prior to suspend and after?  That
> > way we'll know which registers are getting clobbered on resume...
>
> Sure; attached as video_state.0 and video_state.0.after (which is what I
> get on resume but before I overlay video_state.0).
>
> James

-0000e0 0020 0000 0000 0000 0000 0000 0000 0000
-0000f0 0000 3464 00ff 0000 0000 0005 0000 0000
+0000e0 0000 0000 0000 0000 0000 0000 0000 0000
+0000f0 0000 3464 0000 0000 0000 0005 0000 0000

I think the changes are just in the SWSMI scratch field and part of the legacy 
backlight register, so I'm not sure why this would make a difference for your 
machine, but I guess we should clear them...

Jesse