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SubjectRe: [PATCH v1 09/47] vidoe: fbdev: atyfb: remove and fix MTRR MMIO "hole" work around
On Fri, Mar 27, 2015 at 10:37:04AM +0200, Ville Syrjälä wrote:
> On Sat, Mar 21, 2015 at 11:15:14AM +0200, Ville Syrjälä wrote:
> > On Fri, Mar 20, 2015 at 04:17:59PM -0700, Luis R. Rodriguez wrote:
> > > diff --git a/drivers/video/fbdev/aty/atyfb_base.c b/drivers/video/fbdev/aty/atyfb_base.c
> > > index 8025624..8875e56 100644
> > > --- a/drivers/video/fbdev/aty/atyfb_base.c
> > > +++ b/drivers/video/fbdev/aty/atyfb_base.c
> > > @@ -2630,21 +2630,10 @@ static int aty_init(struct fb_info *info)
> > >
> > > #ifdef CONFIG_MTRR
> > > par->mtrr_aper = -1;
> > > - par->mtrr_reg = -1;
> > > if (!nomtrr) {
> > > - /* Cover the whole resource. */
> > > - par->mtrr_aper = mtrr_add(par->res_start, par->res_size,
> > > + par->mtrr_aper = mtrr_add(info->fix.smem_start,
> > > + info->fix.smem_len,
> > > MTRR_TYPE_WRCOMB, 1);
> >
> > MTRRs need power of two size, so how is this supposed to work?
>
> Still waiting for an answer...

Sorry was in the desert for a bit, I'm back now.

Luis


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