Commit a4e0bedc authored Apr 08, 2015 by Michel Thierry Committed by Daniel Vetter Apr 10, 2015

drm/i915: Use complete address space in true PPGTT



True PPGTT is capable of having a full address space, even if the system
has less allocated memory.

Note that aliasing PPGTT always aliases the GGTT and thus should remain
of the same size.

Signed-off-by: Michel Thierry <michel.thierry@intel.com>
Reviewed-by: Mika Kuoppala <mika.kuoppala@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>

parent d7b2633d

drivers/gpu/drm/i915/i915_gem_gtt.c

+1 −3

Original line number	Diff line number	Diff line
		@@ -1030,11 +1030,9 @@ static int gen8_aliasing_ppgtt_init(struct i915_hw_ppgtt *ppgtt)

		static int gen8_ppgtt_init(struct i915_hw_ppgtt *ppgtt)
		{
		struct drm_device *dev = ppgtt->base.dev;
		struct drm_i915_private *dev_priv = dev->dev_private;
		int ret;

		ret = gen8_ppgtt_init_common(ppgtt, dev_priv->gtt.base.total);
		ret = gen8_ppgtt_init_common(ppgtt, (1ULL << 32));
		if (ret)
		return ret;