drm/amd/display: Add headers for hardcoded 1d luts.

Hard-coded luts are needed since complex algorithms are used for
color and tone mapping. Add the headers for future use.
Signed-off-by: NVitaly Prosyak <vitaly.prosyak@amd.com>
Reviewed-by: NTony Cheng <Tony.Cheng@amd.com>
Acked-by: NLeo Li <sunpeng.li@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/modules/color/luts_1d.h

+/*
+ * Copyright 2016 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 LUTS_1D_H
+#define LUTS_1D_H
+
+#include "hw_shared.h"
+
+struct point_config {
+	uint32_t custom_float_x;
+	uint32_t custom_float_y;
+	uint32_t custom_float_slope;
+};
+
+struct lut_point {
+	uint32_t red;
+	uint32_t green;
+	uint32_t blue;
+	uint32_t delta_red;
+	uint32_t delta_green;
+	uint32_t delta_blue;
+};
+
+struct pwl_1dlut_parameter {
+	struct gamma_curve	arr_curve_points[34];
+	struct point_config	arr_points[2];
+	struct lut_point rgb_resulted[256];
+	uint32_t hw_points_num;
+};
+#endif // LUTS_1D_H