[Intel-gfx] [PATCH] drm/i915: Allow legacy interface for legacy Y tiled display

[Jesse Barnes]

On 04/01/2015 05:28 AM, Chris Wilson wrote:
> 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 at intel.com>
>>>
>>> Makes it easier for userspace to start supporting Y tiled display,
>>> for at least the legacy format.
>>>
>>> Signed-off-by: Tvrtko Ursulin <tvrtko.ursulin at intel.com>
>>> Cc: Chris Wilson <chris at chris-wilson.co.uk>
>>> Cc: Daniel Vetter <daniel.vetter at ffwll.ch>
>>
>> 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.

Yeah I'm not sure I understand the objection either... we want to use
the new interface exclusively so this patch is nacked?

Jesse