drm/nouveau/fifo: split user classes out from engine implementations

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

1 files changed, 28 insertions, 0 deletions

diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/fifo/chan.h b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/chan.h
new file mode 100644
index 000000000000..63209bc8856b
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/fifo/chan.h
@@ -0,0 +1,28 @@
+#ifndef __NVKM_FIFO_CHAN_H__
+#define __NVKM_FIFO_CHAN_H__
+#include "priv.h"
+
+#define nvkm_fifo_channel_create(p,e,c,b,a,s,n,m,d)                         \
+	nvkm_fifo_channel_create_((p), (e), (c), (b), (a), (s), (n),        \
+				     (m), sizeof(**d), (void **)d)
+#define nvkm_fifo_channel_init(p)                                           \
+	nvkm_namedb_init(&(p)->namedb)
+#define nvkm_fifo_channel_fini(p,s)                                         \
+	nvkm_namedb_fini(&(p)->namedb, (s))
+
+int  nvkm_fifo_channel_create_(struct nvkm_object *,
+				  struct nvkm_object *,
+				  struct nvkm_oclass *,
+				  int bar, u32 addr, u32 size, u64 push,
+				  u64 engmask, int len, void **);
+void nvkm_fifo_channel_destroy(struct nvkm_fifo_chan *);
+
+#define _nvkm_fifo_channel_init _nvkm_namedb_init
+#define _nvkm_fifo_channel_fini _nvkm_namedb_fini
+
+void _nvkm_fifo_channel_dtor(struct nvkm_object *);
+int  _nvkm_fifo_channel_map(struct nvkm_object *, u64 *, u32 *);
+u32  _nvkm_fifo_channel_rd32(struct nvkm_object *, u64);
+void _nvkm_fifo_channel_wr32(struct nvkm_object *, u64, u32);
+int  _nvkm_fifo_channel_ntfy(struct nvkm_object *, u32, struct nvkm_event **);
+#endif