linux-kernel - Re: [PATCH v3 6/9] radeon: Switch to arch_phys_wc_add and add a missing ...

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Date:	Tue, 14 May 2013 08:58:16 -0400
From:	Alex Deucher <alexdeucher@...il.com>
To:	Andy Lutomirski <luto@...capital.net>
Cc:	linux-kernel@...r.kernel.org, dri-devel@...ts.freedesktop.org,
	linux-fbdev@...r.kernel.org,
	Daniel Vetter <daniel.vetter@...ll.ch>,
	Jerome Glisse <j.glisse@...il.com>,
	Dave Airlie <airlied@...il.com>
Subject: Re: [PATCH v3 6/9] radeon: Switch to arch_phys_wc_add and add a
 missing ..._del

On Mon, May 13, 2013 at 7:58 PM, Andy Lutomirski <luto@...capital.net> wrote:
> Reviewed-by: Daniel Vetter <daniel.vetter@...ll.ch>
> Signed-off-by: Andy Lutomirski <luto@...capital.net>

Reviewed-by: Alex Deucher <alexander.deucher@....com>

> ---
>  drivers/gpu/drm/radeon/radeon_object.c | 5 +++--
>  1 file changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c
> index d3aface..15cd34b 100644
> --- a/drivers/gpu/drm/radeon/radeon_object.c
> +++ b/drivers/gpu/drm/radeon/radeon_object.c
> @@ -321,8 +321,8 @@ void radeon_bo_force_delete(struct radeon_device *rdev)
>  int radeon_bo_init(struct radeon_device *rdev)
>  {
>         /* Add an MTRR for the VRAM */
> -       rdev->mc.vram_mtrr = mtrr_add(rdev->mc.aper_base, rdev->mc.aper_size,
> -                       MTRR_TYPE_WRCOMB, 1);
> +       rdev->mc.vram_mtrr = arch_phys_wc_add(rdev->mc.aper_base,
> +                                             rdev->mc.aper_size);
>         DRM_INFO("Detected VRAM RAM=%lluM, BAR=%lluM\n",
>                 rdev->mc.mc_vram_size >> 20,
>                 (unsigned long long)rdev->mc.aper_size >> 20);
> @@ -334,6 +334,7 @@ int radeon_bo_init(struct radeon_device *rdev)
>  void radeon_bo_fini(struct radeon_device *rdev)
>  {
>         radeon_ttm_fini(rdev);
> +       arch_phys_wc_del(rdev->mc.vram_mtrr);
>  }
>
>  void radeon_bo_list_add_object(struct radeon_bo_list *lobj,
> --
> 1.8.1.4
>
--
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