Re: [Intel-gfx] [PATCH 04/66] drm: Optionally create mm blocks from top-to-bottom

2013-06-30 Thread Daniel Vetter
On Sun, Jun 30, 2013 at 2:30 PM, Daniel Vetter wrote: > On Thu, Jun 27, 2013 at 04:30:05PM -0700, Ben Widawsky wrote: >> From: Chris Wilson >> >> Clients like i915 needs to segregate cache domains within the GTT which >> can lead to small amounts of fragmentation. By allocating the uncached >> bu

Re: [Intel-gfx] [PATCH 04/66] drm: Optionally create mm blocks from top-to-bottom

2013-06-30 Thread Daniel Vetter
On Thu, Jun 27, 2013 at 04:30:05PM -0700, Ben Widawsky wrote: > From: Chris Wilson > > Clients like i915 needs to segregate cache domains within the GTT which > can lead to small amounts of fragmentation. By allocating the uncached > buffers from the bottom and the cacheable buffers from the top,

[Intel-gfx] [PATCH 04/66] drm: Optionally create mm blocks from top-to-bottom

2013-06-27 Thread Ben Widawsky
From: Chris Wilson Clients like i915 needs to segregate cache domains within the GTT which can lead to small amounts of fragmentation. By allocating the uncached buffers from the bottom and the cacheable buffers from the top, we can reduce the amount of wasted space and also optimize allocation o