macro/micro tiling scanout buffers on radeon

2009-03-29 Thread Dave Airlie
Does anyone remember why we've only done macro tiling on the radeon for the color buffer so far? I've been playing with tiling under KMS and I've added back macro tiling for the front/back buffers and it seems to run fine, however micro tiling the front buffer gives me corrupt pixmaps from X on it

Re: macro/micro tiling scanout buffers on radeon

2009-03-29 Thread Dave Airlie
On Mon, Mar 30, 2009 at 12:42 PM, Dave Airlie wrote: > Does anyone remember why we've only done macro tiling on the radeon > for the color buffer so far? > /me discovers the reason ouch. So the 2D engine can't deal with a microtiled surface as a source, so short of using the 3D engine to do bli

Re: macro/micro tiling scanout buffers on radeon

2009-03-30 Thread Roland Scheidegger
On 30.03.2009 06:23, Dave Airlie wrote: > On Mon, Mar 30, 2009 at 12:42 PM, Dave Airlie wrote: >> Does anyone remember why we've only done macro tiling on the radeon >> for the color buffer so far? >> > > /me discovers the reason ouch. > > So the 2D engine can't deal with a microtiled surface as

Re: macro/micro tiling scanout buffers on radeon

2009-03-30 Thread Alex Deucher
On 3/30/09, Roland Scheidegger wrote: > On 30.03.2009 06:23, Dave Airlie wrote: > > On Mon, Mar 30, 2009 at 12:42 PM, Dave Airlie wrote: > >> Does anyone remember why we've only done macro tiling on the radeon > >> for the color buffer so far? > >> > > > > /me discovers the reason ouch. >