1/*
  2 * Copyright 2016 Advanced Micro Devices, Inc.
  3 *
  4 * Permission is hereby granted, free of charge, to any person obtaining a
  5 * copy of this software and associated documentation files (the "Software"),
  6 * to deal in the Software without restriction, including without limitation
  7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  8 * and/or sell copies of the Software, and to permit persons to whom the
  9 * Software is furnished to do so, subject to the following conditions:
 10 *
 11 * The above copyright notice and this permission notice shall be included in
 12 * all copies or substantial portions of the Software.
 13 *
 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 20 * OTHER DEALINGS IN THE SOFTWARE.
 21 *
 22 * Authors: AMD
 23 *
 24 */
 25
 26#ifndef __DAL_DCN10_CM_COMMON_H__
 27#define __DAL_DCN10_CM_COMMON_H__
 28
 29#define TF_HELPER_REG_FIELD_LIST(type) \
 30	type exp_region0_lut_offset; \
 31	type exp_region0_num_segments; \
 32	type exp_region1_lut_offset; \
 33	type exp_region1_num_segments;\
 34	type field_region_end;\
 35	type field_region_end_slope;\
 36	type field_region_end_base;\
 37	type exp_region_start;\
 38	type exp_resion_start_segment;\
 39	type field_region_linear_slope
 40
 41#define TF_HELPER_REG_LIST \
 42	uint32_t start_cntl_b; \
 43	uint32_t start_cntl_g; \
 44	uint32_t start_cntl_r; \
 45	uint32_t start_slope_cntl_b; \
 46	uint32_t start_slope_cntl_g; \
 47	uint32_t start_slope_cntl_r; \
 48	uint32_t start_end_cntl1_b; \
 49	uint32_t start_end_cntl2_b; \
 50	uint32_t start_end_cntl1_g; \
 51	uint32_t start_end_cntl2_g; \
 52	uint32_t start_end_cntl1_r; \
 53	uint32_t start_end_cntl2_r; \
 54	uint32_t region_start; \
 55	uint32_t region_end
 56
 57#define TF_CM_REG_FIELD_LIST(type) \
 58	type csc_c11; \
 59	type csc_c12
 60
 61struct xfer_func_shift {
 62	TF_HELPER_REG_FIELD_LIST(uint8_t);
 63};
 64
 65struct xfer_func_mask {
 66	TF_HELPER_REG_FIELD_LIST(uint32_t);
 67};
 68
 69struct xfer_func_reg {
 70	struct xfer_func_shift shifts;
 71	struct xfer_func_mask masks;
 72
 73	TF_HELPER_REG_LIST;
 74};
 75
 76struct cm_color_matrix_shift {
 77	TF_CM_REG_FIELD_LIST(uint8_t);
 78};
 79
 80struct cm_color_matrix_mask {
 81	TF_CM_REG_FIELD_LIST(uint32_t);
 82};
 83
 84struct color_matrices_reg{
 85	struct cm_color_matrix_shift shifts;
 86	struct cm_color_matrix_mask masks;
 87
 88	uint32_t csc_c11_c12;
 89	uint32_t csc_c33_c34;
 90};
 91
 92void cm_helper_program_color_matrices(
 93		struct dc_context *ctx,
 94		const uint16_t *regval,
 95		const struct color_matrices_reg *reg);
 96
 97void cm_helper_program_xfer_func(
 98		struct dc_context *ctx,
 99		const struct pwl_params *params,
100		const struct xfer_func_reg *reg);
101
102bool cm_helper_convert_to_custom_float(
103		struct pwl_result_data *rgb_resulted,
104		struct curve_points3 *corner_points,
105		uint32_t hw_points_num,
106		bool fixpoint);
107
108bool cm_helper_translate_curve_to_hw_format(
109		struct dc_context *ctx,
110		const struct dc_transfer_func *output_tf,
111		struct pwl_params *lut_params, bool fixpoint);
112
113bool cm_helper_translate_curve_to_degamma_hw_format(
114				const struct dc_transfer_func *output_tf,
115				struct pwl_params *lut_params);
116
117void cm_helper_read_color_matrices(struct dc_context *ctx,
118				   uint16_t *regval,
119				   const struct color_matrices_reg *reg);
120#endif