[Intel-gfx] [PATCH] drm/i915: Remove the upper limit on the bo size for mapping into the CPU domain

[Eric Anholt]

On Sun, 29 Jan 2012 16:52:05 +0000, Chris Wilson <chris at chris-wilson.co.uk> wrote:
> The original intention of comparing the bo against the mappable GTT
> limits was to prevent a subsequent faulting of the bo into the GTT from
> clearing the entire GTT in vain. However, that was clearly a cut'n'paste
> mistake as a CPU mapping never binds the bo into the aperture. Whilst
> there may be some merit to limiting the maximum size of the bo to
> something that can be utilized by the GPU, that limit itself does not
> belong as a safeguard to mmapping the bo, so remove the check entirely.
> 
> Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>

Reviewed-by: Eric Anholt <eric at anholt.net>
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