1 files changed, 64 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/disp/oimmnv50.c b/drivers/gpu/drm/nouveau/nvkm/engine/disp/oimmnv50.c
new file mode 100644
index 000000000..0db99bfe9
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/disp/oimmnv50.c
@@ -0,0 +1,64 @@
+/*
+ * Copyright 2012 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Ben Skeggs
+ */
+#include "channv50.h"
+#include "head.h"
+
+#include <core/client.h>
+
+#include <nvif/cl507b.h>
+#include <nvif/unpack.h>
+
+int
+nv50_disp_oimm_new_(const struct nv50_disp_chan_func *func,
+		    struct nv50_disp *disp, int ctrl, int user,
+		    const struct nvkm_oclass *oclass, void *argv, u32 argc,
+		    struct nvkm_object **pobject)
+{
+	union {
+		struct nv50_disp_overlay_v0 v0;
+	} *args = argv;
+	struct nvkm_object *parent = oclass->parent;
+	int head, ret = -ENOSYS;
+
+	nvif_ioctl(parent, "create disp overlay size %d\n", argc);
+	if (!(ret = nvif_unpack(ret, &argv, &argc, args->v0, 0, 0, false))) {
+		nvif_ioctl(parent, "create disp overlay vers %d head %d\n",
+			   args->v0.version, args->v0.head);
+		if (!nvkm_head_find(&disp->base, args->v0.head))
+			return -EINVAL;
+		head = args->v0.head;
+	} else
+		return ret;
+
+	return nv50_disp_chan_new_(func, NULL, disp, ctrl + head, user + head,
+				   head, oclass, pobject);
+}
+
+int
+nv50_disp_oimm_new(const struct nvkm_oclass *oclass, void *argv, u32 argc,
+		   struct nv50_disp *disp, struct nvkm_object **pobject)
+{
+	return nv50_disp_oimm_new_(&nv50_disp_pioc_func, disp, 5, 5,
+				   oclass, argv, argc, pobject);
+}