Merge tag 'drm-fixes-5.2-2019-07-02' of git://people.freedesktop.org/~agd5f/linux into drm-fixes

drm-fixes-5.2-2019-07-02:

Fixes for stable

amdgpu:
- stability fix for gfx9
- regression fix for HG on some polaris boards
- crash fix for some new OEM boards

Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Alex Deucher <alexdeucher@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190703015705.3162-1-alexander.deucher@amd.com