[Intel-gfx] [PATCH 2/4] drm/i915: prevent tiling changes on framebuffer backing storage

Chris Wilson chris at chris-wilson.co.uk
Wed Oct 9 23:29:39 CEST 2013

On Wed, Oct 09, 2013 at 09:23:52PM +0200, Daniel Vetter wrote:
> Assuming that all framebuffer related metadata is invariant simplifies
> our userspace input data checking. And current userspace always first
> updates the tiling of an object before creating a framebuffer with it.

Userspace already changes the tiling layout whilst keeping the fb id.

Chris Wilson, Intel Open Source Technology Centre

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