Re: [Intel-gfx] [PATCH] drm/i915: Prevent use of pages >4GiB on 965G[M]

2011-04-20 Thread Chris Wilson
On Wed, 20 Apr 2011 17:21:03 -0700, Eric Anholt wrote: > On Sun, 17 Apr 2011 17:37:32 +0100, Chris Wilson > wrote: > > The 965G (Broadwater) and 965GM (Crestline) chipsets had many errata in > > handling pages allocation above 4GiB. So we should be careful never to > > allocate and attempt to pa

Re: [Intel-gfx] [PATCH] drm/i915: Prevent use of pages >4GiB on 965G[M]

2011-04-20 Thread Eric Anholt
On Sun, 17 Apr 2011 17:37:32 +0100, Chris Wilson wrote: > The 965G (Broadwater) and 965GM (Crestline) chipsets had many errata in > handling pages allocation above 4GiB. So we should be careful never to > allocate and attempt to pass such through to the GPU and so limit > ourselves to GFP_DMA32 o

[Intel-gfx] [PATCH] drm/i915: Prevent use of pages >4GiB on 965G[M]

2011-04-17 Thread Chris Wilson
The 965G (Broadwater) and 965GM (Crestline) chipsets had many errata in handling pages allocation above 4GiB. So we should be careful never to allocate and attempt to pass such through to the GPU and so limit ourselves to GFP_DMA32 on those chipsets. Signed-off-by: Chris Wilson Cc: Daniel Vetter