drm/gf100-/gr: split ppc state into its subunits

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

diff --cc drivers/gpu/drm/nouveau/core/engine/graph/ctxnv108.c
Simple merge

diff --cc drivers/gpu/drm/nouveau/core/engine/graph/ctxnvc0.h
Simple merge

diff --cc drivers/gpu/drm/nouveau/core/engine/graph/ctxnvd7.c
Simple merge

diff --cc drivers/gpu/drm/nouveau/core/engine/graph/ctxnve4.c
Simple merge

diff --cc drivers/gpu/drm/nouveau/core/engine/graph/ctxnvf0.c
Simple merge

diff --cc drivers/gpu/drm/nouveau/core/engine/graph/nv108.c
Simple merge

diff --cc drivers/gpu/drm/nouveau/core/engine/graph/nvc0.h
Simple merge

diff --cc drivers/gpu/drm/nouveau/core/engine/graph/nvd7.c
Simple merge

diff --cc drivers/gpu/drm/nouveau/core/engine/graph/nve4.c
Simple merge

diff --cc drivers/gpu/drm/nouveau/core/engine/graph/nvf0.c
Simple merge