On Thu, 14 Apr 2011 10:03:46 +0100, Chris Wilson <ch...@chris-wilson.co.uk> wrote:
> Older chipsets do not support snooping (i.e. cache sharing between the > CPU and GPU) on tiled surfaces. So prevent userspace from being silly > should we one day expose the ability to change cache levels from > userspace. We will not need this as there is no plan to have user-mode use snooped access on older chipsets. -- keith.pack...@intel.com
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