1 files changed, 73 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/dispnv50/wndw.h b/drivers/gpu/drm/nouveau/dispnv50/wndw.h
new file mode 100644
index 000000000000..1931e3068115
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/dispnv50/wndw.h
@@ -0,0 +1,73 @@
+#ifndef __NV50_KMS_WNDW_H__
+#define __NV50_KMS_WNDW_H__
+#define nv50_wndw(p) container_of((p), struct nv50_wndw, plane)
+#include "disp.h"
+#include "atom.h"
+
+#include <nvif/notify.h>
+
+struct nv50_wndw_ctxdma {
+	struct list_head head;
+	struct nvif_object object;
+};
+
+struct nv50_wndw {
+	const struct nv50_wndw_func *func;
+	const struct nv50_wimm_func *immd;
+	int id;
+
+	struct {
+		struct nvif_object *parent;
+		struct list_head list;
+	} ctxdma;
+
+	struct drm_plane plane;
+
+	struct nv50_dmac wndw;
+	struct nv50_dmac wimm;
+
+	struct nvif_notify notify;
+	u16 ntfy;
+	u16 sema;
+	u32 data;
+};
+
+int nv50_wndw_new_(const struct nv50_wndw_func *, struct drm_device *,
+		   enum drm_plane_type, const char *name, int index,
+		   const u32 *format, struct nv50_wndw **);
+void nv50_wndw_init(struct nv50_wndw *);
+void nv50_wndw_fini(struct nv50_wndw *);
+u32 nv50_wndw_flush_set(struct nv50_wndw *, u32 interlock,
+			struct nv50_wndw_atom *);
+u32 nv50_wndw_flush_clr(struct nv50_wndw *, u32 interlock, bool flush,
+			struct nv50_wndw_atom *);
+int nv50_wndw_wait_armed(struct nv50_wndw *, struct nv50_wndw_atom *);
+
+struct nv50_wndw_func {
+	int (*acquire)(struct nv50_wndw *, struct nv50_wndw_atom *asyw,
+		       struct nv50_head_atom *asyh);
+	void (*release)(struct nv50_wndw *, struct nv50_wndw_atom *asyw,
+			struct nv50_head_atom *asyh);
+	void (*prepare)(struct nv50_wndw *, struct nv50_head_atom *asyh,
+			struct nv50_wndw_atom *asyw);
+
+	void (*sema_set)(struct nv50_wndw *, struct nv50_wndw_atom *);
+	void (*sema_clr)(struct nv50_wndw *);
+	void (*ntfy_set)(struct nv50_wndw *, struct nv50_wndw_atom *);
+	void (*ntfy_clr)(struct nv50_wndw *);
+	int (*ntfy_wait_begun)(struct nv50_wndw *, struct nv50_wndw_atom *);
+	void (*image_set)(struct nv50_wndw *, struct nv50_wndw_atom *);
+	void (*image_clr)(struct nv50_wndw *);
+	void (*lut)(struct nv50_wndw *, struct nv50_wndw_atom *);
+
+	u32 (*update)(struct nv50_wndw *, u32 interlock);
+};
+
+extern const struct drm_plane_funcs nv50_wndw;
+
+struct nv50_wimm_func {
+	void (*point)(struct nv50_wndw *, struct nv50_wndw_atom *);
+
+	u32 (*update)(struct nv50_wndw *, u32 interlock);
+};
+#endif