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  void cm_helper_read_color_matrices(struct dc_context *ctx,
118  				   uint16_t *regval,
119  				   const struct color_matrices_reg *reg);
120  #endif
121