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 
61 struct xfer_func_shift {
62 	TF_HELPER_REG_FIELD_LIST(uint8_t);
63 };
64 
65 struct xfer_func_mask {
66 	TF_HELPER_REG_FIELD_LIST(uint32_t);
67 };
68 
69 struct xfer_func_reg {
70 	struct xfer_func_shift shifts;
71 	struct xfer_func_mask masks;
72 
73 	TF_HELPER_REG_LIST;
74 };
75 
76 struct cm_color_matrix_shift {
77 	TF_CM_REG_FIELD_LIST(uint8_t);
78 };
79 
80 struct cm_color_matrix_mask {
81 	TF_CM_REG_FIELD_LIST(uint32_t);
82 };
83 
84 struct 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 
92 void cm_helper_program_color_matrices(
93 		struct dc_context *ctx,
94 		const uint16_t *regval,
95 		const struct color_matrices_reg *reg);
96 
97 void cm_helper_program_xfer_func(
98 		struct dc_context *ctx,
99 		const struct pwl_params *params,
100 		const struct xfer_func_reg *reg);
101 
102 bool 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 
108 bool 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 
113 bool cm_helper_translate_curve_to_degamma_hw_format(
114 				const struct dc_transfer_func *output_tf,
115 				struct pwl_params *lut_params);
116 
117 
118 #endif
119