drm/nouveau/disp/nv50-: merge handling of pio and dma channels

Unnecessarily complicated, and a barrier to cleanly supporting Volta.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2018-05-08 20:39:46 +10:00
commit 8531f57027
38 changed files with 183 additions and 284 deletions