Re: [PATCH] drm/i915: Allow legacy interface for legacy Y tiled display

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On Wed, Apr 01, 2015 at 02:20:53PM +0200, Daniel Vetter wrote:
> On Wed, Apr 01, 2015 at 10:53:45AM +0100, Tvrtko Ursulin wrote:
> > From: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
> > 
> > Makes it easier for userspace to start supporting Y tiled display,
> > for at least the legacy format.
> > 
> > Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin@xxxxxxxxx>
> > Cc: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
> > Cc: Daniel Vetter <daniel.vetter@xxxxxxxx>
> 
> For the record: The point here is that we'll get a user for fb modifiers
> by enabling Y tiling, not enabling Y tiling itself ... On that goal this
> patch falls short, so nacked.

Seriously? There is an existing client ready to use Y tiling framebuffers.
There are none prepared to use the new api. Wishing will not change the
inertia inherent in userspace.
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre
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