1 files changed, 67 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_chan.h b/drivers/gpu/drm/nouveau/nouveau_chan.h
new file mode 100644
index 000000000..98ba9d27e
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nouveau_chan.h
@@ -0,0 +1,67 @@
+/* SPDX-License-Identifier: MIT */
+#ifndef __NOUVEAU_CHAN_H__
+#define __NOUVEAU_CHAN_H__
+#include <nvif/object.h>
+#include <nvif/notify.h>
+#include <nvif/push.h>
+struct nvif_device;
+
+struct nouveau_channel {
+	struct {
+		struct nvif_push _push;
+		struct nvif_push *push;
+	} chan;
+
+	struct nvif_device *device;
+	struct nouveau_drm *drm;
+	struct nouveau_vmm *vmm;
+
+	int chid;
+	u64 inst;
+	u32 token;
+
+	struct nvif_object vram;
+	struct nvif_object gart;
+	struct nvif_object nvsw;
+
+	struct {
+		struct nouveau_bo *buffer;
+		struct nouveau_vma *vma;
+		struct nvif_object ctxdma;
+		u64 addr;
+	} push;
+
+	/* TODO: this will be reworked in the near future */
+	bool accel_done;
+	void *fence;
+	struct {
+		int max;
+		int free;
+		int cur;
+		int put;
+		int ib_base;
+		int ib_max;
+		int ib_free;
+		int ib_put;
+	} dma;
+	u32 user_get_hi;
+	u32 user_get;
+	u32 user_put;
+
+	struct nvif_object user;
+
+	struct nvif_notify kill;
+	atomic_t killed;
+};
+
+int nouveau_channels_init(struct nouveau_drm *);
+
+int  nouveau_channel_new(struct nouveau_drm *, struct nvif_device *,
+			 u32 arg0, u32 arg1, bool priv,
+			 struct nouveau_channel **);
+void nouveau_channel_del(struct nouveau_channel **);
+int  nouveau_channel_idle(struct nouveau_channel *);
+
+extern int nouveau_vram_pushbuf;
+
+#endif