On Mon, Aug 29, 2016 at 3:37 PM, Deucher, Alexander <alexander.deuc...@amd.com> wrote: >> -----Original Message----- >> From: amd-gfx [mailto:amd-gfx-boun...@lists.freedesktop.org] On Behalf >> Of Christian König >> Sent: Monday, August 29, 2016 4:25 AM >> To: Liu, Monk; amd-gfx@lists.freedesktop.org >> Subject: Re: [PATCH 2/4] drm/amdgpu:new method to sync ce&de >> >> Hui what? >> >> It feels like a hundred times I asked if the compute engine has a CE as >> well, but so far the answer was always No. That would explain a whole >> bunch of problems we had with the compute rings as well. > > Can we get some clarification? I doesn't have a dedicated CE as far as I > know. Can the CE be used in conjunction with MEC as well as the PFP/ME?
From the CP program spec, CE can only be used with DE and DE = CP.ME. Also, CE is described in the Kernel Graphics Queue section. There is no mention of CE in the compute sections. Thus, compute IBs can't be paired with CE IBs. Marek _______________________________________________ amd-gfx mailing list amd-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/amd-gfx
