Hi Tomi, On Wednesday, 4 April 2018 10:37:05 EEST Tomi Valkeinen wrote: > On 04/04/18 00:11, Laurent Pinchart wrote: > > I assume access to DMM-mapped buffers to be way more frequent than access > > to the DMM registers. If that's the case, this partial workaround should > > only slightly lower the probability of system lock-up. Do you have plans > > to implement a workaround that will fix the problem completely ? > > CPU only accesses memory via DMM when using TILER 2D buffers, which are > not officially supported. For non-2D, the pages are mapped directly to > the CPU without DMM in between.
What is the DMM used for with non-2D then ? Does it need to be setup at all ? -- Regards, Laurent Pinchart _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel
