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path: root/drivers/gpu/drm/nouveau/include/nvkm/engine/dma.h
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Diffstat (limited to 'drivers/gpu/drm/nouveau/include/nvkm/engine/dma.h')
-rw-r--r--drivers/gpu/drm/nouveau/include/nvkm/engine/dma.h32
1 files changed, 32 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/engine/dma.h b/drivers/gpu/drm/nouveau/include/nvkm/engine/dma.h
new file mode 100644
index 000000000000..114bfb737a81
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/include/nvkm/engine/dma.h
@@ -0,0 +1,32 @@
+#ifndef __NVKM_DMA_H__
+#define __NVKM_DMA_H__
+#include <core/engine.h>
+struct nvkm_client;
+
+struct nvkm_dmaobj {
+ const struct nvkm_dmaobj_func *func;
+ struct nvkm_dma *dma;
+
+ struct nvkm_object object;
+ u32 target;
+ u32 access;
+ u64 start;
+ u64 limit;
+
+ struct rb_node rb;
+ u64 handle; /*XXX HANDLE MERGE */
+};
+
+struct nvkm_dma {
+ const struct nvkm_dma_func *func;
+ struct nvkm_engine engine;
+};
+
+struct nvkm_dmaobj *
+nvkm_dma_search(struct nvkm_dma *, struct nvkm_client *, u64 object);
+
+int nv04_dma_new(struct nvkm_device *, int, struct nvkm_dma **);
+int nv50_dma_new(struct nvkm_device *, int, struct nvkm_dma **);
+int gf100_dma_new(struct nvkm_device *, int, struct nvkm_dma **);
+int gf119_dma_new(struct nvkm_device *, int, struct nvkm_dma **);
+#endif