xref: /netbsd-src/sys/external/bsd/drm2/dist/drm/amd/display/dc/dcn10/dcn10_cm_common.h (revision 41ec02673d281bbb3d38e6c78504ce6e30c228c1)
1 /*	$NetBSD: dcn10_cm_common.h,v 1.2 2021/12/18 23:45:03 riastradh Exp $	*/
2 
3 /*
4  * Copyright 2016 Advanced Micro Devices, Inc.
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a
7  * copy of this software and associated documentation files (the "Software"),
8  * to deal in the Software without restriction, including without limitation
9  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10  * and/or sell copies of the Software, and to permit persons to whom the
11  * Software is furnished to do so, subject to the following conditions:
12  *
13  * The above copyright notice and this permission notice shall be included in
14  * all copies or substantial portions of the Software.
15  *
16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
19  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
20  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22  * OTHER DEALINGS IN THE SOFTWARE.
23  *
24  * Authors: AMD
25  *
26  */
27 
28 #ifndef __DAL_DCN10_CM_COMMON_H__
29 #define __DAL_DCN10_CM_COMMON_H__
30 
31 #define TF_HELPER_REG_FIELD_LIST(type) \
32 	type exp_region0_lut_offset; \
33 	type exp_region0_num_segments; \
34 	type exp_region1_lut_offset; \
35 	type exp_region1_num_segments;\
36 	type field_region_end;\
37 	type field_region_end_slope;\
38 	type field_region_end_base;\
39 	type exp_region_start;\
40 	type exp_resion_start_segment;\
41 	type field_region_linear_slope
42 
43 #define TF_HELPER_REG_LIST \
44 	uint32_t start_cntl_b; \
45 	uint32_t start_cntl_g; \
46 	uint32_t start_cntl_r; \
47 	uint32_t start_slope_cntl_b; \
48 	uint32_t start_slope_cntl_g; \
49 	uint32_t start_slope_cntl_r; \
50 	uint32_t start_end_cntl1_b; \
51 	uint32_t start_end_cntl2_b; \
52 	uint32_t start_end_cntl1_g; \
53 	uint32_t start_end_cntl2_g; \
54 	uint32_t start_end_cntl1_r; \
55 	uint32_t start_end_cntl2_r; \
56 	uint32_t region_start; \
57 	uint32_t region_end
58 
59 #define TF_CM_REG_FIELD_LIST(type) \
60 	type csc_c11; \
61 	type csc_c12
62 
63 struct xfer_func_shift {
64 	TF_HELPER_REG_FIELD_LIST(uint8_t);
65 };
66 
67 struct xfer_func_mask {
68 	TF_HELPER_REG_FIELD_LIST(uint32_t);
69 };
70 
71 struct xfer_func_reg {
72 	struct xfer_func_shift shifts;
73 	struct xfer_func_mask masks;
74 
75 	TF_HELPER_REG_LIST;
76 };
77 
78 struct cm_color_matrix_shift {
79 	TF_CM_REG_FIELD_LIST(uint8_t);
80 };
81 
82 struct cm_color_matrix_mask {
83 	TF_CM_REG_FIELD_LIST(uint32_t);
84 };
85 
86 struct color_matrices_reg{
87 	struct cm_color_matrix_shift shifts;
88 	struct cm_color_matrix_mask masks;
89 
90 	uint32_t csc_c11_c12;
91 	uint32_t csc_c33_c34;
92 };
93 
94 void cm_helper_program_color_matrices(
95 		struct dc_context *ctx,
96 		const uint16_t *regval,
97 		const struct color_matrices_reg *reg);
98 
99 void cm_helper_program_xfer_func(
100 		struct dc_context *ctx,
101 		const struct pwl_params *params,
102 		const struct xfer_func_reg *reg);
103 
104 bool cm_helper_convert_to_custom_float(
105 		struct pwl_result_data *rgb_resulted,
106 		struct curve_points3 *corner_points,
107 		uint32_t hw_points_num,
108 		bool fixpoint);
109 
110 bool cm_helper_translate_curve_to_hw_format(
111 		const struct dc_transfer_func *output_tf,
112 		struct pwl_params *lut_params, bool fixpoint);
113 
114 bool cm_helper_translate_curve_to_degamma_hw_format(
115 				const struct dc_transfer_func *output_tf,
116 				struct pwl_params *lut_params);
117 
118 
119 #endif
120