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[linux.git] / drivers / gpu / drm / amd / display / dc / inc / hw / dpp.h
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
27 #ifndef __DAL_DPP_H__
28 #define __DAL_DPP_H__
29
30 #include "transform.h"
31 #include "cursor_reg_cache.h"
32
33 union defer_reg_writes {
34         struct {
35                 bool disable_blnd_lut:1;
36                 bool disable_3dlut:1;
37                 bool disable_shaper:1;
38                 bool disable_gamcor:1;
39                 bool disable_dscl:1;
40         } bits;
41         uint32_t raw;
42 };
43
44 struct dpp {
45         const struct dpp_funcs *funcs;
46         struct dc_context *ctx;
47         /**
48          * @inst:
49          *
50          * inst stands for "instance," and it is an id number that references a
51          * specific DPP.
52          */
53         int inst;
54         struct dpp_caps *caps;
55         struct pwl_params regamma_params;
56         struct pwl_params degamma_params;
57         struct dpp_cursor_attributes cur_attr;
58         union defer_reg_writes deferred_reg_writes;
59
60         struct pwl_params shaper_params;
61         bool cm_bypass_mode;
62
63         struct cursor_position_cache_dpp  pos;
64         struct cursor_attribute_cache_dpp att;
65 };
66
67 struct dpp_input_csc_matrix {
68         enum dc_color_space color_space;
69         uint16_t regval[12];
70 };
71
72 static const struct dpp_input_csc_matrix __maybe_unused dpp_input_csc_matrix[] = {
73         { COLOR_SPACE_SRGB,
74                 { 0x2000, 0,      0,      0,
75                   0,      0x2000, 0,      0,
76                   0,      0,      0x2000, 0 } },
77         { COLOR_SPACE_SRGB_LIMITED,
78                 { 0x2000, 0,      0,      0,
79                   0,      0x2000, 0,      0,
80                   0,      0,      0x2000, 0 } },
81         { COLOR_SPACE_YCBCR601,
82                 { 0x2cdd, 0x2000, 0,      0xe991,
83                   0xe926, 0x2000, 0xf4fd, 0x10ef,
84                   0,      0x2000, 0x38b4, 0xe3a6 } },
85         { COLOR_SPACE_YCBCR601_LIMITED,
86                 { 0x3353, 0x2568, 0,      0xe400,
87                   0xe5dc, 0x2568, 0xf367, 0x1108,
88                   0,      0x2568, 0x40de, 0xdd3a } },
89         { COLOR_SPACE_YCBCR709,
90                 { 0x3265, 0x2000, 0,      0xe6ce,
91                   0xf105, 0x2000, 0xfa01, 0xa7d,
92                   0,      0x2000, 0x3b61, 0xe24f } },
93         { COLOR_SPACE_YCBCR709_LIMITED,
94                 { 0x39a6, 0x2568, 0,      0xe0d6,
95                   0xeedd, 0x2568, 0xf925, 0x9a8,
96                   0,      0x2568, 0x43ee, 0xdbb2 } },
97         { COLOR_SPACE_2020_YCBCR,
98                 { 0x2F30, 0x2000, 0,      0xE869,
99                   0xEDB7, 0x2000, 0xFABC, 0xBC6,
100                   0,      0x2000, 0x3C34, 0xE1E6 } },
101         { COLOR_SPACE_2020_RGB_LIMITEDRANGE,
102                 { 0x35E0, 0x255F, 0,      0xE2B3,
103                   0xEB20, 0x255F, 0xF9FD, 0xB1E,
104                   0,      0x255F, 0x44BD, 0xDB43 } }
105 };
106
107 struct dpp_grph_csc_adjustment {
108         struct fixed31_32 temperature_matrix[CSC_TEMPERATURE_MATRIX_SIZE];
109         enum graphics_gamut_adjust_type gamut_adjust_type;
110 };
111
112 struct cnv_color_keyer_params {
113         int color_keyer_en;
114         int color_keyer_mode;
115         int color_keyer_alpha_low;
116         int color_keyer_alpha_high;
117         int color_keyer_red_low;
118         int color_keyer_red_high;
119         int color_keyer_green_low;
120         int color_keyer_green_high;
121         int color_keyer_blue_low;
122         int color_keyer_blue_high;
123 };
124
125 /* new for dcn2: set the 8bit alpha values based on the 2 bit alpha
126  *ALPHA_2BIT_LUT. ALPHA_2BIT_LUT0   default: 0b00000000
127  *ALPHA_2BIT_LUT. ALPHA_2BIT_LUT1   default: 0b01010101
128  *ALPHA_2BIT_LUT. ALPHA_2BIT_LUT2   default: 0b10101010
129  *ALPHA_2BIT_LUT. ALPHA_2BIT_LUT3   default: 0b11111111
130  */
131 struct cnv_alpha_2bit_lut {
132         int lut0;
133         int lut1;
134         int lut2;
135         int lut3;
136 };
137
138 struct dcn_dpp_state {
139         uint32_t is_enabled;
140         uint32_t igam_lut_mode;
141         uint32_t igam_input_format;
142         uint32_t dgam_lut_mode;
143         uint32_t rgam_lut_mode;
144         uint32_t gamut_remap_mode;
145         uint32_t gamut_remap_c11_c12;
146         uint32_t gamut_remap_c13_c14;
147         uint32_t gamut_remap_c21_c22;
148         uint32_t gamut_remap_c23_c24;
149         uint32_t gamut_remap_c31_c32;
150         uint32_t gamut_remap_c33_c34;
151 };
152
153 struct CM_bias_params {
154         uint32_t cm_bias_cr_r;
155         uint32_t cm_bias_y_g;
156         uint32_t cm_bias_cb_b;
157         uint32_t cm_bias_format;
158 };
159
160 struct dpp_funcs {
161         bool (*dpp_program_gamcor_lut)(
162                 struct dpp *dpp_base, const struct pwl_params *params);
163
164         void (*dpp_set_pre_degam)(struct dpp *dpp_base,
165                         enum dc_transfer_func_predefined tr);
166
167         void (*dpp_program_cm_dealpha)(struct dpp *dpp_base,
168                 uint32_t enable, uint32_t additive_blending);
169
170         void (*dpp_program_cm_bias)(
171                 struct dpp *dpp_base,
172                 struct CM_bias_params *bias_params);
173
174         void (*dpp_read_state)(struct dpp *dpp, struct dcn_dpp_state *s);
175
176         void (*dpp_reset)(struct dpp *dpp);
177
178         void (*dpp_set_scaler)(struct dpp *dpp,
179                         const struct scaler_data *scl_data);
180
181         void (*dpp_set_pixel_storage_depth)(
182                         struct dpp *dpp,
183                         enum lb_pixel_depth depth,
184                         const struct bit_depth_reduction_params *bit_depth_params);
185
186         bool (*dpp_get_optimal_number_of_taps)(
187                         struct dpp *dpp,
188                         struct scaler_data *scl_data,
189                         const struct scaling_taps *in_taps);
190
191         void (*dpp_set_gamut_remap)(
192                         struct dpp *dpp,
193                         const struct dpp_grph_csc_adjustment *adjust);
194
195         void (*dpp_set_csc_default)(
196                 struct dpp *dpp,
197                 enum dc_color_space colorspace);
198
199         void (*dpp_set_csc_adjustment)(
200                 struct dpp *dpp,
201                 const uint16_t *regval);
202
203         void (*dpp_power_on_regamma_lut)(
204                 struct dpp *dpp,
205                 bool power_on);
206
207         void (*dpp_program_regamma_lut)(
208                         struct dpp *dpp,
209                         const struct pwl_result_data *rgb,
210                         uint32_t num);
211
212         void (*dpp_configure_regamma_lut)(
213                         struct dpp *dpp,
214                         bool is_ram_a);
215
216         void (*dpp_program_regamma_lutb_settings)(
217                         struct dpp *dpp,
218                         const struct pwl_params *params);
219
220         void (*dpp_program_regamma_luta_settings)(
221                         struct dpp *dpp,
222                         const struct pwl_params *params);
223
224         void (*dpp_program_regamma_pwl)(
225                 struct dpp *dpp,
226                 const struct pwl_params *params,
227                 enum opp_regamma mode);
228
229         void (*dpp_program_bias_and_scale)(
230                         struct dpp *dpp,
231                         struct dc_bias_and_scale *params);
232
233         void (*dpp_set_degamma)(
234                         struct dpp *dpp_base,
235                         enum ipp_degamma_mode mode);
236
237         void (*dpp_program_input_lut)(
238                         struct dpp *dpp_base,
239                         const struct dc_gamma *gamma);
240
241         void (*dpp_program_degamma_pwl)(struct dpp *dpp_base,
242                                                                          const struct pwl_params *params);
243
244         void (*dpp_setup)(
245                         struct dpp *dpp_base,
246                         enum surface_pixel_format format,
247                         enum expansion_mode mode,
248                         struct dc_csc_transform input_csc_color_matrix,
249                         enum dc_color_space input_color_space,
250                         struct cnv_alpha_2bit_lut *alpha_2bit_lut);
251
252         void (*dpp_full_bypass)(struct dpp *dpp_base);
253
254         void (*set_cursor_attributes)(
255                         struct dpp *dpp_base,
256                         struct dc_cursor_attributes *cursor_attributes);
257
258         void (*set_cursor_position)(
259                         struct dpp *dpp_base,
260                         const struct dc_cursor_position *pos,
261                         const struct dc_cursor_mi_param *param,
262                         uint32_t width,
263                         uint32_t height
264                         );
265
266         void (*dpp_set_hdr_multiplier)(
267                         struct dpp *dpp_base,
268                         uint32_t multiplier);
269
270         void (*set_optional_cursor_attributes)(
271                         struct dpp *dpp_base,
272                         struct dpp_cursor_attributes *attr);
273
274         void (*dpp_dppclk_control)(
275                         struct dpp *dpp_base,
276                         bool dppclk_div,
277                         bool enable);
278
279         void (*dpp_deferred_update)(
280                         struct dpp *dpp);
281         bool (*dpp_program_blnd_lut)(
282                         struct dpp *dpp,
283                         const struct pwl_params *params);
284         bool (*dpp_program_shaper_lut)(
285                         struct dpp *dpp,
286                         const struct pwl_params *params);
287         bool (*dpp_program_3dlut)(
288                         struct dpp *dpp,
289                         struct tetrahedral_params *params);
290         void (*dpp_cnv_set_alpha_keyer)(
291                         struct dpp *dpp_base,
292                         struct cnv_color_keyer_params *color_keyer);
293 };
294
295
296
297 #endif
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