drm/nouveau/fifo: expose function to read engine ctxsw status

Needed to support Ampere differences in gr/gf100-:

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Reviewed-by: Lyude Paul <lyude@redhat.com>
This commit is contained in:
Ben Skeggs 2022-06-01 20:48:04 +10:00
commit 0ceceaa9ae
3 changed files with 18 additions and 1 deletions