[PATCH] drm/amdgpu/gfx9: implement wave VGPR reading

[tom.stdenis@xxxxxxx (Tom St Denis)]

On 11/09/17 03:46 AM, Christian König wrote:
> Am 09.09.2017 um 12:49 schrieb Nicolai Hähnle:
>> From: Nicolai Hähnle <nicolai.haehnle at amd.com>
>>
>> This is already hooked up to the "amdgpu_gpr" debugfs file used by
>> the umr userspace debugging tool.
>>
>> Signed-off-by: Nicolai Hähnle <nicolai.haehnle at amd.com>
> 
> Acked-by: Christian König <christian.koenig at amd.com>


Reviewed-by: Tom St Denis <tom.stdenis at amd.com>

Also I've tested it to the extent that I can read out data via umr on my 
Raven while running piglit.

In an ideal world it'd be nice to have a known-answer-test where umr 
reads out SGPRS/VGPRS and we check against known values.

Tom