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...
>
> > - if (par->mtrr_aper >= 0 && !par->aux_start) {
> > - /* Make a hole for mmio. */
> > - par->mtrr_reg = mtrr_add(par->res_start + 0x800000 -
> > - GUI_RESERVE, GUI_RESERVE,
> > - MTRR_TYPE_UNCACHABLE, 1);
> > - if (par->mtrr_reg < 0) {
> > - mtrr_del(par->mtrr_aper, 0, 0);
> > - par->mtrr_aper = -1;
> > - }
> > - }
> > }
> > #endif
> >
> > @@ -2776,10 +2765,6 @@ aty_init_exit:
> > par->pll_ops->set_pll(info, &par->saved_pll);
> >
> > #ifdef CONFIG_MTRR
> > - if (par->mtrr_reg >= 0) {
> > - mtrr_del(par->mtrr_reg, 0, 0);
> > - par->mtrr_reg = -1;
> > - }
> > if (par->mtrr_aper >= 0) {
> > mtrr_del(par->mtrr_aper, 0, 0);
> > par->mtrr_aper = -1;
> > @@ -3466,7 +3451,7 @@ static int atyfb_setup_generic(struct pci_dev *pdev,
> > struct fb_info *info,
> > }
> >
> > info->fix.mmio_start = raddr;
> > - par->ati_regbase = ioremap(info->fix.mmio_start, 0x1000);
> > + par->ati_regbase = ioremap_nocache(info->fix.mmio_start, 0x1000);
> > if (par->ati_regbase == NULL)
> > return -ENOMEM;
> >
> > @@ -3491,6 +3476,8 @@ static int atyfb_setup_generic(struct pci_dev *pdev,
> > struct fb_info *info,
> > info->fix.smem_start = addr;
> > info->fix.smem_len = 0x800000;
> >
> > + aty_fudge_framebuffer_len(info);
> > +
> > info->screen_base = ioremap(info->fix.smem_start, info->fix.smem_len);
> > if (info->screen_base == NULL) {
> > ret = -ENOMEM;
> > @@ -3563,6 +3550,7 @@ static int atyfb_pci_probe(struct pci_dev *pdev,
> > return -ENOMEM;
> > }
> > par = info->par;
> > + par->bus_type = PCI;
> > info->fix = atyfb_fix;
> > info->device = &pdev->dev;
> > par->pci_id = pdev->device;
> > @@ -3732,10 +3720,6 @@ static void atyfb_remove(struct fb_info *info)
> > #endif
> >
> > #ifdef CONFIG_MTRR
> > - if (par->mtrr_reg >= 0) {
> > - mtrr_del(par->mtrr_reg, 0, 0);
> > - par->mtrr_reg = -1;
> > - }
> > if (par->mtrr_aper >= 0) {
> > mtrr_del(par->mtrr_aper, 0, 0);
> > par->mtrr_aper = -1;
> > --
> > 2.3.2.209.gd67f9d5.dirty
> >
> > --
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> > the body of a message to majord...@vger.kernel.org
> > More majordomo info at http://vger.kernel.org/majordomo-info.html
>
> --
> Ville Syrjälä
> syrj...@sci.fi
> http://www.sci.fi/~syrjala/
--
Ville Syrjälä
syrj...@sci.fi
http://www.sci.fi/~syrjala/
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