drm/msm: drop cache sync hack

Now that it isn't causing problems to use dma_map/unmap, we can drop the
hack of using dma_sync in certain cases.

Signed-off-by: Rob Clark <robdclark@chromium.org>
This commit is contained in:
Rob Clark 2020-07-13 11:16:42 -07:00
commit e1bf29e022