3 files changed, 29 insertions, 1 deletions
diff --git a/drivers/gpu/drm/nouveau/core/include/engine/device.h b/drivers/gpu/drm/nouveau/core/include/engine/device.h
new file mode 100644
index 000000000000..b3dd2c4c2f1e
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/core/include/engine/device.h
@@ -0,0 +1,23 @@
+#ifndef __NOUVEAU_SUBDEV_DEVICE_H__
+#define __NOUVEAU_SUBDEV_DEVICE_H__
+
+#include <core/device.h>
+
+#define nouveau_device_create(p,n,s,c,d,u)                                     \
+	nouveau_device_create_((p), (n), (s), (c), (d), sizeof(**u), (void **)u)
+
+int  nouveau_device_create_(struct pci_dev *, u64 name, const char *sname,
+			    const char *cfg, const char *dbg, int, void **);
+
+int nv04_identify(struct nouveau_device *);
+int nv10_identify(struct nouveau_device *);
+int nv20_identify(struct nouveau_device *);
+int nv30_identify(struct nouveau_device *);
+int nv40_identify(struct nouveau_device *);
+int nv50_identify(struct nouveau_device *);
+int nvc0_identify(struct nouveau_device *);
+int nve0_identify(struct nouveau_device *);
+
+struct nouveau_device *nouveau_device_find(u64 name);
+
+#endif
diff --git a/drivers/gpu/drm/nouveau/core/include/engine/fifo.h b/drivers/gpu/drm/nouveau/core/include/engine/fifo.h
index b46c197709f3..633c2f806482 100644
--- a/drivers/gpu/drm/nouveau/core/include/engine/fifo.h
+++ b/drivers/gpu/drm/nouveau/core/include/engine/fifo.h
@@ -65,7 +65,8 @@ struct nouveau_fifo_base {
 struct nouveau_fifo {
 	struct nouveau_engine base;
 
-	struct nouveau_event *uevent;
+	struct nouveau_event *cevent; /* channel creation event */
+	struct nouveau_event *uevent; /* async user trigger */
 
 	struct nouveau_object **channel;
 	spinlock_t lock;
diff --git a/drivers/gpu/drm/nouveau/core/include/engine/graph.h b/drivers/gpu/drm/nouveau/core/include/engine/graph.h
index 6943b40d0817..5d392439f2ac 100644
--- a/drivers/gpu/drm/nouveau/core/include/engine/graph.h
+++ b/drivers/gpu/drm/nouveau/core/include/engine/graph.h
@@ -26,6 +26,10 @@ struct nouveau_graph_chan {
 
 struct nouveau_graph {
 	struct nouveau_engine base;
+
+	/* Returns chipset-specific counts of units packed into an u64.
+	 */
+	u64 (*units)(struct nouveau_graph *);
 };
 
 static inline struct nouveau_graph *