(In reply to Andrew Sheldon from comment #118)
> (In reply to Daniel Suarez from comment #117)
> > Test out kernel 5.4rc4, it should have addressed this I believe.
> If you're referring to: drm/amdgpu/sdma5: fix mask value of POLL_REGMEM
> packet for pipe sync
> 
> it doesn't actually fix the problem (and the majority in this thread have
> already applied this patch, along with the other two workarounds). It might
> fix some of the sdma hangs, but not all of them.

You're right those patches don't really help at all, I was referring to the
powerplay one