drm/i915: correctly set IGD device's gtt size for KMS.

IGD device only has last 1 page used by GTT.  This should match the AGP gart
code.

Signed-off-by: Shaohua Li <shaohua.li@intel.com>
Signed-off-by: Eric Anholt <eric@anholt.net>
This commit is contained in:
Shaohua Li 2009-03-13 16:22:33 +08:00 коммит произвёл Eric Anholt
Родитель 6b731a65c8
Коммит 4a8df45894
1 изменённых файлов: 1 добавлений и 1 удалений

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@ -922,7 +922,7 @@ static int i915_probe_agp(struct drm_device *dev, unsigned long *aperture_size,
* Some of the preallocated space is taken by the GTT
* and popup. GTT is 1K per MB of aperture size, and popup is 4K.
*/
if (IS_G4X(dev))
if (IS_G4X(dev) || IS_IGD(dev))
overhead = 4096;
else
overhead = (*aperture_size / 1024) + 4096;