i830 fixes pushed

Keith Packard keithp at keithp.com
Mon May 21 22:32:52 PDT 2007

On Tue, 2007-05-22 at 07:19 +0200, Rémi Cardona wrote:
> Keith Packard a écrit :
> > I'm working on the i830 overlay for Xv at this point. It's completely
> > broken; it doesn't work at all on pipe B and when used on pipe A, it
> > locks up on the second attempt to use it. It looks like the lockup is
> > caused by the overlay failing to shut down for some reason, and I think
> > the failure on pipe B is caused by memory priority misconfiguration. At
> > least I hope so.
> If the i830 code is also used to driver i855 chips, I'd like to try it 
> as well. Is there a specific bug where you'll be posting patches? or a 
> git branch somewhere?

They'll land on master if I ever manage to fix anything. Right now, the
overlay doesn't work at all on Pipe B (the screen goes completely
black). And, attempts to disable the overlay when used on Pipe A fail,
leaving the chip in a 'bad' state such that further attempts to use the
overlay end in disaster (reboot time).

keith.packard at intel.com
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