(In reply to comment #14)
> (In reply to comment #13)
> > (In reply to comment #12)
> > > Don't we need to endian-swap the whole IB for big endian?
> > 
> > That depends on which engine you use. IIRC the CP, DMA and UVD till SI can
> > do endian swap in hardware, but the support got removed for DMA with CIK.
> 
> SDMA on CIK can still do endian swaps for IBs.

Than that was another engine, anyway you guys should test without the DMA
initially to rule out any problems.

Basically first try to get the most simple use case working, e.g. X with just
glxgears.