> > one thing i've noticed the radeon driver still has issues with some > > sort of cache issue, where the display is incorrect some relatively > > large portion of the time, menus wrong, that clear up when you move > > the cursor near them, weird pixelated stuff. it only happens really > > poorly on one specific system for me -- a "AMD E2-7110 APU with AMD > > Radeon R2 Graphics" laptop, that seems to be the last generation of > > APUs that used "radeon" instead of "amdgpu" (i have another laptop > > with a very slighty older CPU -- same micro-arch, bulldozer#4 -- but > > comes with amdgpu that works fine. > > > > anyway, i wonder if the ring timeouts are because values aren't > > making it into the right place in time (bad cache flush type thing?) > > Isn't that basically what we see with amdgpu? > > A GPU on the other side of a PCIe bus works but those sharing memory > with the CPU don't.
i haven't seen that on amdgpu for ages. if i find time, i'll try out my RX 550 again soon. .mrg.
