1 files changed, 47 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/inc/hw/dccg.h b/drivers/gpu/drm/amd/display/dc/inc/hw/dccg.h
new file mode 100644
index 000000000000..6fd923d876dc
--- /dev/null
+++ b/drivers/gpu/drm/amd/display/dc/inc/hw/dccg.h
@@ -0,0 +1,47 @@
+/*
+ * Copyright 2012-16 Advanced Micro Devices, 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: AMD
+ *
+ */
+
+#ifndef __DAL_DCCG_H__
+#define __DAL_DCCG_H__
+
+#include "dm_services_types.h"
+#include "dc.h"
+
+struct dccg {
+	struct dc_context *ctx;
+	const struct dccg_funcs *funcs;
+
+	struct dc_clocks clks;
+};
+
+struct dccg_funcs {
+	void (*update_clocks)(struct dccg *dccg,
+			struct dc_state *context,
+			bool safe_to_lower);
+
+	int (*get_dp_ref_clk_frequency)(struct dccg *dccg);
+};
+
+#endif /* __DAL_DCCG_H__ */