drm/msm: introduce msm_fence_context

Better encapsulate the per-timeline stuff into fence-context.  For now
there is just a single fence-context, but eventually we'll also have one
per-CRTC to enable fully explicit fencing.

Signed-off-by: Rob Clark <robdclark@gmail.com>
This commit is contained in:
Rob Clark 2016-03-15 17:22:13 -04:00
commit ca762a8ae7
9 changed files with 108 additions and 78 deletions