Re: [PATCH]: radeonfb: Fix copyarea for R300 and later.

Benjamin Herrenschmidt
2008-08-06T22:13:55Z

On Wed, 2008-08-06 at 08:43 -0700, Andrew Morton wrote:
> On Wed, 06 Aug 2008 00:35:36 -0700 (PDT) David Miller <davem@davemloft.net> wrote:
>
> > [ Andrew/Ben, this fixes the bootup hang we were talking about
> > the other day. ]
> >
> > radeonfb: Fix copyarea for R300 and later.
> >
> > For current chips we need to make sure the DSTCACHE_CTLSTAT and
> > WAIT_UNTIL registers are properly setup. If not, a sequence of
> > copyarea operations can result in the 2D raster processor
> > hanging.
>
> Neato. This can be backported to -stable without also backporting your
> recent radeon-misc-corrections.patch, I assume?

I'd rather do both. The first one affects the bits used by the second.

Ben.