regression in suspend/resume on Polaris

[Christian König]

Yeah, known issue. See the proposed patch from Monk about partially 
reverting this commit.

Regards,
Christian.

Am 20.11.2017 um 14:18 schrieb Tom St Denis:
> Hi,
>
> This commit causes a failure (attached) on resume with a Polaris10 
> device installed (during uvd video playback).
>
> commit 1cfd8e237f0318e330190ac21d63c58ae6a1f66c (HEAD, refs/bisect/bad)
> Author: Monk Liu <Monk.Liu at amd.com>
> Date:   Tue Nov 14 11:52:35 2017 +0800
>
>     drm/amdgpu:cleanup GMC & gart garbage function
>
>     for gart_ram_alloc/free, they are never used in driver thus
>     ripe them out totally.
>
>     for gart_vram_pin/unpin, they are not needed becuase we can
>     use bo_creat_kernel/free to replace the original manual way
>     in the gart_vram_alloc/free, thus gart_vram_pin/unpin can
>     also be riped out.
>
>     Change-Id: Ic60949b59d8b363e5199f6c11d9ea4a15ec57519
>     Signed-off-by: Monk Liu <Monk.Liu at amd.com>
>     Reviewed-by: Christian König <christian.koenig at amd.com>
>
> Cheers,
> Tom