According to docs, this should work with ppgtt and just convert to
noops otherwise. In reality, it hangs the machine.
So just disable these for the moment.
Signed-Off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Also start to shortly explain testcases with an easily-greppable
header like this:
/*
* Testcase:
*
* [Possible further explanation.]
*
*/
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>