Merge branch 'drm-radeon-next' of ../drm-radeon-next into drm-core-next

* 'drm-radeon-next' of ../drm-radeon-next:
  drm/radeon: introduce a sub allocator and convert ib pool to it v4
  drm/radeon/kms: add support for per-ring fence interrupts
  drm/radeon/kms: add cayman specific fence_ring_emit
  drm/radeon/kms: add some new ring params to better handle other ring types
  drm/radeon: improve radeon_test_syncing function
  drm/radeon: precompute fence cpu/gpu addr once v3
  drm/radeon: move ring debugfs into radeon_ring.c
  drm/radeon: rename struct radeon_cp to radeon_ring
  drm/radeon: disable compute rings on cayman for now
  drm/radeon: add radeon_fence_count_emited function
  drm/radeon: make some asic pointers per ring
  drm/radeon: Add radeon_test_syncing function v2
  drm/radeon: make cp variable an array
  drm/radeon: make ring rptr and wptr register offsets variable
  drm/radeon: make all functions work with multiple rings.
  drm/radeon/kms: add support for semaphores v3
  drm/radeon/kms: add support for multiple fence queues v2
  drm/radeon: fix a spelling mistake
  drm/radeon: no need to check all relocs for duplicates
  drm/radeon: fix debugfs handling v3