1/*
2 * Copyright 2012-15 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_TRANSFORM_H__
27#define __DAL_TRANSFORM_H__
28
29#include "hw_shared.h"
30#include "dc_hw_types.h"
31#include "fixed31_32.h"
32#include "sspl/dc_spl_types.h"
33
34#define CSC_TEMPERATURE_MATRIX_SIZE 12
35
36struct bit_depth_reduction_params;
37
38struct transform {
39 const struct transform_funcs *funcs;
40 struct dc_context *ctx;
41 int inst;
42 struct dpp_caps *caps;
43 struct pwl_params regamma_params;
44};
45
46/* Colorimetry */
47enum colorimetry {
48 COLORIMETRY_NO_DATA = 0,
49 COLORIMETRY_ITU601 = 1,
50 COLORIMETRY_ITU709 = 2,
51 COLORIMETRY_EXTENDED = 3
52};
53
54enum colorimetry_ext {
55 COLORIMETRYEX_XVYCC601 = 0,
56 COLORIMETRYEX_XVYCC709 = 1,
57 COLORIMETRYEX_SYCC601 = 2,
58 COLORIMETRYEX_ADOBEYCC601 = 3,
59 COLORIMETRYEX_ADOBERGB = 4,
60 COLORIMETRYEX_BT2020YCC = 5,
61 COLORIMETRYEX_BT2020RGBYCBCR = 6,
62 COLORIMETRYEX_RESERVED = 7
63};
64
65enum active_format_info {
66 ACTIVE_FORMAT_NO_DATA = 0,
67 ACTIVE_FORMAT_VALID = 1
68};
69
70/* Active format aspect ratio */
71enum active_format_aspect_ratio {
72 ACTIVE_FORMAT_ASPECT_RATIO_SAME_AS_PICTURE = 8,
73 ACTIVE_FORMAT_ASPECT_RATIO_4_3 = 9,
74 ACTIVE_FORMAT_ASPECT_RATIO_16_9 = 0XA,
75 ACTIVE_FORMAT_ASPECT_RATIO_14_9 = 0XB
76};
77
78enum bar_info {
79 BAR_INFO_NOT_VALID = 0,
80 BAR_INFO_VERTICAL_VALID = 1,
81 BAR_INFO_HORIZONTAL_VALID = 2,
82 BAR_INFO_BOTH_VALID = 3
83};
84
85enum picture_scaling {
86 PICTURE_SCALING_UNIFORM = 0,
87 PICTURE_SCALING_HORIZONTAL = 1,
88 PICTURE_SCALING_VERTICAL = 2,
89 PICTURE_SCALING_BOTH = 3
90};
91
92/* RGB quantization range */
93enum rgb_quantization_range {
94 RGB_QUANTIZATION_DEFAULT_RANGE = 0,
95 RGB_QUANTIZATION_LIMITED_RANGE = 1,
96 RGB_QUANTIZATION_FULL_RANGE = 2,
97 RGB_QUANTIZATION_RESERVED = 3
98};
99
100/* YYC quantization range */
101enum yyc_quantization_range {
102 YYC_QUANTIZATION_LIMITED_RANGE = 0,
103 YYC_QUANTIZATION_FULL_RANGE = 1,
104 YYC_QUANTIZATION_RESERVED2 = 2,
105 YYC_QUANTIZATION_RESERVED3 = 3
106};
107
108enum graphics_gamut_adjust_type {
109 GRAPHICS_GAMUT_ADJUST_TYPE_BYPASS = 0,
110 GRAPHICS_GAMUT_ADJUST_TYPE_HW, /* without adjustments */
111 GRAPHICS_GAMUT_ADJUST_TYPE_SW /* use adjustments */
112};
113
114struct xfm_grph_csc_adjustment {
115 struct fixed31_32 temperature_matrix[CSC_TEMPERATURE_MATRIX_SIZE];
116 enum graphics_gamut_adjust_type gamut_adjust_type;
117};
118
119struct overscan_info {
120 int left;
121 int right;
122 int top;
123 int bottom;
124};
125
126struct scaling_ratios {
127 struct fixed31_32 horz;
128 struct fixed31_32 vert;
129 struct fixed31_32 horz_c;
130 struct fixed31_32 vert_c;
131};
132
133struct sharpness_adj {
134 int horz;
135 int vert;
136};
137
138struct line_buffer_params {
139 bool alpha_en;
140 bool pixel_expan_mode;
141 bool interleave_en;
142 int dynamic_pixel_depth;
143 enum lb_pixel_depth depth;
144};
145
146struct scl_inits {
147 struct fixed31_32 h;
148 struct fixed31_32 h_c;
149 struct fixed31_32 v;
150 struct fixed31_32 v_c;
151};
152
153struct scaler_data {
154 int h_active;
155 int v_active;
156 struct scaling_taps taps;
157 struct rect viewport;
158 struct rect viewport_c;
159 struct rect recout;
160 struct scaling_ratios ratios;
161 struct scl_inits inits;
162 struct sharpness_adj sharpness;
163 enum pixel_format format;
164 struct line_buffer_params lb_params;
165 // Below struct holds the scaler values to program hw registers
166 struct dscl_prog_data dscl_prog_data;
167};
168
169struct transform_funcs {
170 void (*transform_reset)(struct transform *xfm);
171
172 void (*transform_set_scaler)(struct transform *xfm,
173 const struct scaler_data *scl_data);
174
175 void (*transform_set_pixel_storage_depth)(
176 struct transform *xfm,
177 enum lb_pixel_depth depth,
178 const struct bit_depth_reduction_params *bit_depth_params);
179
180 bool (*transform_get_optimal_number_of_taps)(
181 struct transform *xfm,
182 struct scaler_data *scl_data,
183 const struct scaling_taps *in_taps);
184
185 void (*transform_set_gamut_remap)(
186 struct transform *xfm,
187 const struct xfm_grph_csc_adjustment *adjust);
188
189 void (*opp_set_csc_default)(
190 struct transform *xfm,
191 const struct default_adjustment *default_adjust);
192
193 void (*opp_set_csc_adjustment)(
194 struct transform *xfm,
195 const struct out_csc_color_matrix *tbl_entry);
196
197 void (*opp_power_on_regamma_lut)(
198 struct transform *xfm,
199 bool power_on);
200
201 void (*opp_program_regamma_lut)(
202 struct transform *xfm,
203 const struct pwl_result_data *rgb,
204 uint32_t num);
205
206 void (*opp_configure_regamma_lut)(
207 struct transform *xfm,
208 bool is_ram_a);
209
210 void (*opp_program_regamma_lutb_settings)(
211 struct transform *xfm,
212 const struct pwl_params *params);
213
214 void (*opp_program_regamma_luta_settings)(
215 struct transform *xfm,
216 const struct pwl_params *params);
217
218 void (*opp_program_regamma_pwl)(
219 struct transform *xfm, const struct pwl_params *params);
220
221 void (*opp_set_regamma_mode)(
222 struct transform *xfm_base,
223 enum opp_regamma mode);
224
225 void (*ipp_set_degamma)(
226 struct transform *xfm_base,
227 enum ipp_degamma_mode mode);
228
229 void (*ipp_program_input_lut)(
230 struct transform *xfm_base,
231 const struct dc_gamma *gamma);
232
233 void (*ipp_program_degamma_pwl)(struct transform *xfm_base,
234 const struct pwl_params *params);
235
236 void (*ipp_setup)(
237 struct transform *xfm_base,
238 enum surface_pixel_format format,
239 enum expansion_mode mode,
240 struct dc_csc_transform input_csc_color_matrix,
241 enum dc_color_space input_color_space);
242
243 void (*ipp_full_bypass)(struct transform *xfm_base);
244
245 void (*set_cursor_attributes)(
246 struct transform *xfm_base,
247 const struct dc_cursor_attributes *attr);
248};
249
250const uint16_t *get_filter_2tap_16p(void);
251const uint16_t *get_filter_2tap_64p(void);
252const uint16_t *get_filter_3tap_16p(struct fixed31_32 ratio);
253const uint16_t *get_filter_3tap_64p(struct fixed31_32 ratio);
254const uint16_t *get_filter_4tap_16p(struct fixed31_32 ratio);
255const uint16_t *get_filter_4tap_64p(struct fixed31_32 ratio);
256const uint16_t *get_filter_5tap_64p(struct fixed31_32 ratio);
257const uint16_t *get_filter_6tap_64p(struct fixed31_32 ratio);
258const uint16_t *get_filter_7tap_64p(struct fixed31_32 ratio);
259const uint16_t *get_filter_8tap_64p(struct fixed31_32 ratio);
260
261
262/* Defines the pixel processing capability of the DSCL */
263enum dscl_data_processing_format {
264 DSCL_DATA_PRCESSING_FIXED_FORMAT, /* The DSCL processes pixel data in fixed format */
265 DSCL_DATA_PRCESSING_FLOAT_FORMAT, /* The DSCL processes pixel data in float format */
266};
267
268/*
269 * The DPP capabilities structure contains enumerations to specify the
270 * HW processing features and an associated function pointers to
271 * provide the function interface that can be overloaded for implementations
272 * based on different capabilities
273 */
274struct dpp_caps {
275 /* DSCL processing pixel data in fixed or float format */
276 enum dscl_data_processing_format dscl_data_proc_format;
277
278 /* max LB partitions */
279 unsigned int max_lb_partitions;
280
281 /* Calculates the number of partitions in the line buffer.
282 * The implementation of this function is overloaded for
283 * different versions of DSCL LB.
284 */
285 void (*dscl_calc_lb_num_partitions)(
286 const struct scaler_data *scl_data,
287 enum lb_memory_config lb_config,
288 int *num_part_y,
289 int *num_part_c);
290};
291
292
293#endif
294

source code of linux/drivers/gpu/drm/amd/display/dc/inc/hw/transform.h