drm/nouveau/fifo: private mutex

nvkm_subdev.mutex is going away.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Reviewed-by: Lyude Paul <lyude@redhat.com>
This commit is contained in:
Ben Skeggs 2020-12-03 10:42:43 +10:00
commit a641936065
10 changed files with 30 additions and 28 deletions