[pull] radeon, amdgpu, and ttm drm-next-4.15

Hi Dave, Misc fixes for radeon, amdgpu, and ttm for 4.15. The following changes since commit 4a0144bfc6df1f7a89a04a3e8662f1f4375eb1fe: drm/amd/amdgpu: Remove workaround for suspend/resume in uvd7 (2017-10-25 23:09:40 -0400) are available in the git repository at: git://people.freedesktop.

[pull] radeon, amdgpu, and ttm drm-next-4.15

Hi Dave, More new stuff for 4.15. Highlights: - Add clock query interface for raven - Add new FENCE_TO_HANDLE ioctl - UVD video encode ring support on polaris - transparent huge page DMA support - deadlock fixes - compute pipe lru tweaks - powerplay cleanups and regression fixes - fix duplicate sy