1 /* Copyright 2018 Advanced Micro Devices, Inc. 2 * 3 * Permission is hereby granted, free of charge, to any person obtaining a 4 * copy of this software and associated documentation files (the "Software"), 5 * to deal in the Software without restriction, including without limitation 6 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 7 * and/or sell copies of the Software, and to permit persons to whom the 8 * Software is furnished to do so, subject to the following conditions: 9 * 10 * The above copyright notice and this permission notice shall be included in 11 * all copies or substantial portions of the Software. 12 * 13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 14 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 15 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 16 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 17 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 18 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 19 * OTHER DEALINGS IN THE SOFTWARE. 20 * 21 * Authors: AMD 22 * 23 */ 24 25 #include "power_helpers.h" 26 #include "dc/inc/hw/dmcu.h" 27 #include "dc/inc/hw/abm.h" 28 #include "dc.h" 29 #include "core_types.h" 30 #include "dmub_cmd.h" 31 32 #define DIV_ROUNDUP(a, b) (((a)+((b)/2))/(b)) 33 #define bswap16_based_on_endian(big_endian, value) \ 34 (big_endian) ? cpu_to_be16(value) : cpu_to_le16(value) 35 36 /* Possible Min Reduction config from least aggressive to most aggressive 37 * 0 1 2 3 4 5 6 7 8 9 10 11 12 38 * 100 98.0 94.1 94.1 85.1 80.3 75.3 69.4 60.0 57.6 50.2 49.8 40.0 % 39 */ 40 static const unsigned char min_reduction_table[13] = { 41 0xff, 0xfa, 0xf0, 0xf0, 0xd9, 0xcd, 0xc0, 0xb1, 0x99, 0x93, 0x80, 0x82, 0x66}; 42 43 /* Possible Max Reduction configs from least aggressive to most aggressive 44 * 0 1 2 3 4 5 6 7 8 9 10 11 12 45 * 96.1 89.8 85.1 80.3 69.4 64.7 64.7 50.2 39.6 30.2 30.2 30.2 19.6 % 46 */ 47 static const unsigned char max_reduction_table[13] = { 48 0xf5, 0xe5, 0xd9, 0xcd, 0xb1, 0xa5, 0xa5, 0x80, 0x65, 0x4d, 0x4d, 0x4d, 0x32}; 49 50 /* Possible ABM 2.2 Min Reduction configs from least aggressive to most aggressive 51 * 0 1 2 3 4 5 6 7 8 9 10 11 12 52 * 100 100 100 100 100 100 100 100 100 92.2 83.1 75.3 75.3 % 53 */ 54 static const unsigned char min_reduction_table_v_2_2[13] = { 55 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xeb, 0xd4, 0xc0, 0xc0}; 56 57 /* Possible ABM 2.2 Max Reduction configs from least aggressive to most aggressive 58 * 0 1 2 3 4 5 6 7 8 9 10 11 12 59 * 96.1 89.8 74.9 69.4 64.7 52.2 48.6 39.6 30.2 25.1 19.6 12.5 12.5 % 60 */ 61 static const unsigned char max_reduction_table_v_2_2[13] = { 62 0xf5, 0xe5, 0xbf, 0xb1, 0xa5, 0x85, 0x7c, 0x65, 0x4d, 0x40, 0x32, 0x20, 0x20}; 63 64 /* Predefined ABM configuration sets. We may have different configuration sets 65 * in order to satisfy different power/quality requirements. 66 */ 67 static const unsigned char abm_config[abm_defines_max_config][abm_defines_max_level] = { 68 /* ABM Level 1, ABM Level 2, ABM Level 3, ABM Level 4 */ 69 { 2, 5, 7, 8 }, /* Default - Medium aggressiveness */ 70 { 2, 5, 8, 11 }, /* Alt #1 - Increased aggressiveness */ 71 { 0, 2, 4, 8 }, /* Alt #2 - Minimal aggressiveness */ 72 { 3, 6, 10, 12 }, /* Alt #3 - Super aggressiveness */ 73 }; 74 75 struct abm_parameters { 76 unsigned char min_reduction; 77 unsigned char max_reduction; 78 unsigned char bright_pos_gain; 79 unsigned char dark_pos_gain; 80 unsigned char brightness_gain; 81 unsigned char contrast_factor; 82 unsigned char deviation_gain; 83 unsigned char min_knee; 84 unsigned char max_knee; 85 unsigned short blRampReduction; 86 unsigned short blRampStart; 87 }; 88 89 static const struct abm_parameters abm_settings_config0[abm_defines_max_level] = { 90 // min_red max_red bright_pos dark_pos bright_gain contrast dev min_knee max_knee blRed blStart 91 {0xff, 0xbf, 0x20, 0x00, 0xff, 0x99, 0xb3, 0x40, 0xe0, 0xf777, 0xcccc}, 92 {0xde, 0x85, 0x20, 0x00, 0xe0, 0x90, 0xa8, 0x40, 0xc8, 0xf777, 0xcccc}, 93 {0xb0, 0x50, 0x20, 0x00, 0xc0, 0x88, 0x78, 0x70, 0xa0, 0xeeee, 0x9999}, 94 {0x82, 0x40, 0x20, 0x00, 0x00, 0xb8, 0xb3, 0x70, 0x70, 0xe333, 0xb333}, 95 }; 96 97 static const struct abm_parameters abm_settings_config1[abm_defines_max_level] = { 98 // min_red max_red bright_pos dark_pos bright_gain contrast dev min_knee max_knee blRed blStart 99 {0xf0, 0xd9, 0x20, 0x00, 0x00, 0xff, 0xb3, 0x70, 0x70, 0xcccc, 0xcccc}, 100 {0xcd, 0xa5, 0x20, 0x00, 0x00, 0xff, 0xb3, 0x70, 0x70, 0xcccc, 0xcccc}, 101 {0x99, 0x65, 0x20, 0x00, 0x00, 0xff, 0xb3, 0x70, 0x70, 0xcccc, 0xcccc}, 102 {0x82, 0x4d, 0x20, 0x00, 0x00, 0xff, 0xb3, 0x70, 0x70, 0xcccc, 0xcccc}, 103 }; 104 105 static const struct abm_parameters abm_settings_config2[abm_defines_max_level] = { 106 // min_red max_red bright_pos dark_pos bright_gain contrast dev min_knee max_knee blRed blStart 107 {0xf0, 0xbf, 0x20, 0x00, 0x88, 0x99, 0xb3, 0x40, 0xe0, 0x0000, 0xcccc}, 108 {0xd8, 0x85, 0x20, 0x00, 0x70, 0x90, 0xa8, 0x40, 0xc8, 0x0700, 0xb333}, 109 {0xb8, 0x58, 0x20, 0x00, 0x64, 0x88, 0x78, 0x70, 0xa0, 0x7000, 0x9999}, 110 {0x82, 0x40, 0x20, 0x00, 0x00, 0xb8, 0xb3, 0x70, 0x70, 0xc333, 0xb333}, 111 }; 112 113 static const struct abm_parameters * const abm_settings[] = { 114 abm_settings_config0, 115 abm_settings_config1, 116 abm_settings_config2, 117 }; 118 119 static const struct dm_bl_data_point custom_backlight_curve0[] = { 120 {2, 14}, {4, 16}, {6, 18}, {8, 21}, {10, 23}, {12, 26}, {14, 29}, {16, 32}, {18, 35}, 121 {20, 38}, {22, 41}, {24, 44}, {26, 48}, {28, 52}, {30, 55}, {32, 59}, {34, 62}, 122 {36, 67}, {38, 71}, {40, 75}, {42, 80}, {44, 84}, {46, 88}, {48, 93}, {50, 98}, 123 {52, 103}, {54, 108}, {56, 113}, {58, 118}, {60, 123}, {62, 129}, {64, 135}, {66, 140}, 124 {68, 146}, {70, 152}, {72, 158}, {74, 164}, {76, 171}, {78, 177}, {80, 183}, {82, 190}, 125 {84, 197}, {86, 204}, {88, 211}, {90, 218}, {92, 225}, {94, 232}, {96, 240}, {98, 247}}; 126 127 struct custom_backlight_profile { 128 uint8_t ac_level_percentage; 129 uint8_t dc_level_percentage; 130 uint8_t min_input_signal; 131 uint8_t max_input_signal; 132 uint8_t num_data_points; 133 const struct dm_bl_data_point *data_points; 134 }; 135 136 static const struct custom_backlight_profile custom_backlight_profiles[] = { 137 {100, 32, 12, 255, ARRAY_SIZE(custom_backlight_curve0), custom_backlight_curve0}, 138 }; 139 140 #define NUM_AMBI_LEVEL 5 141 #define NUM_AGGR_LEVEL 4 142 #define NUM_POWER_FN_SEGS 8 143 #define NUM_BL_CURVE_SEGS 16 144 #define IRAM_SIZE 256 145 146 #define IRAM_RESERVE_AREA_START_V2 0xF0 // reserve 0xF0~0xF6 are write by DMCU only 147 #define IRAM_RESERVE_AREA_END_V2 0xF6 // reserve 0xF0~0xF6 are write by DMCU only 148 149 #define IRAM_RESERVE_AREA_START_V2_2 0xF0 // reserve 0xF0~0xFF are write by DMCU only 150 #define IRAM_RESERVE_AREA_END_V2_2 0xFF // reserve 0xF0~0xFF are write by DMCU only 151 152 #pragma pack(push, 1) 153 /* NOTE: iRAM is 256B in size */ 154 struct iram_table_v_2 { 155 /* flags */ 156 uint16_t min_abm_backlight; /* 0x00 U16 */ 157 158 /* parameters for ABM2.0 algorithm */ 159 uint8_t min_reduction[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; /* 0x02 U0.8 */ 160 uint8_t max_reduction[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; /* 0x16 U0.8 */ 161 uint8_t bright_pos_gain[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; /* 0x2a U2.6 */ 162 uint8_t bright_neg_gain[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; /* 0x3e U2.6 */ 163 uint8_t dark_pos_gain[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; /* 0x52 U2.6 */ 164 uint8_t dark_neg_gain[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; /* 0x66 U2.6 */ 165 uint8_t iir_curve[NUM_AMBI_LEVEL]; /* 0x7a U0.8 */ 166 uint8_t deviation_gain; /* 0x7f U0.8 */ 167 168 /* parameters for crgb conversion */ 169 uint16_t crgb_thresh[NUM_POWER_FN_SEGS]; /* 0x80 U3.13 */ 170 uint16_t crgb_offset[NUM_POWER_FN_SEGS]; /* 0x90 U1.15 */ 171 uint16_t crgb_slope[NUM_POWER_FN_SEGS]; /* 0xa0 U4.12 */ 172 173 /* parameters for custom curve */ 174 /* thresholds for brightness --> backlight */ 175 uint16_t backlight_thresholds[NUM_BL_CURVE_SEGS]; /* 0xb0 U16.0 */ 176 /* offsets for brightness --> backlight */ 177 uint16_t backlight_offsets[NUM_BL_CURVE_SEGS]; /* 0xd0 U16.0 */ 178 179 /* For reading PSR State directly from IRAM */ 180 uint8_t psr_state; /* 0xf0 */ 181 uint8_t dmcu_mcp_interface_version; /* 0xf1 */ 182 uint8_t dmcu_abm_feature_version; /* 0xf2 */ 183 uint8_t dmcu_psr_feature_version; /* 0xf3 */ 184 uint16_t dmcu_version; /* 0xf4 */ 185 uint8_t dmcu_state; /* 0xf6 */ 186 187 uint16_t blRampReduction; /* 0xf7 */ 188 uint16_t blRampStart; /* 0xf9 */ 189 uint8_t dummy5; /* 0xfb */ 190 uint8_t dummy6; /* 0xfc */ 191 uint8_t dummy7; /* 0xfd */ 192 uint8_t dummy8; /* 0xfe */ 193 uint8_t dummy9; /* 0xff */ 194 }; 195 196 struct iram_table_v_2_2 { 197 /* flags */ 198 uint16_t flags; /* 0x00 U16 */ 199 200 /* parameters for ABM2.2 algorithm */ 201 uint8_t min_reduction[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; /* 0x02 U0.8 */ 202 uint8_t max_reduction[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; /* 0x16 U0.8 */ 203 uint8_t bright_pos_gain[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; /* 0x2a U2.6 */ 204 uint8_t dark_pos_gain[NUM_AMBI_LEVEL][NUM_AGGR_LEVEL]; /* 0x3e U2.6 */ 205 uint8_t hybrid_factor[NUM_AGGR_LEVEL]; /* 0x52 U0.8 */ 206 uint8_t contrast_factor[NUM_AGGR_LEVEL]; /* 0x56 U0.8 */ 207 uint8_t deviation_gain[NUM_AGGR_LEVEL]; /* 0x5a U0.8 */ 208 uint8_t iir_curve[NUM_AMBI_LEVEL]; /* 0x5e U0.8 */ 209 uint8_t min_knee[NUM_AGGR_LEVEL]; /* 0x63 U0.8 */ 210 uint8_t max_knee[NUM_AGGR_LEVEL]; /* 0x67 U0.8 */ 211 uint16_t min_abm_backlight; /* 0x6b U16 */ 212 uint8_t pad[19]; /* 0x6d U0.8 */ 213 214 /* parameters for crgb conversion */ 215 uint16_t crgb_thresh[NUM_POWER_FN_SEGS]; /* 0x80 U3.13 */ 216 uint16_t crgb_offset[NUM_POWER_FN_SEGS]; /* 0x90 U1.15 */ 217 uint16_t crgb_slope[NUM_POWER_FN_SEGS]; /* 0xa0 U4.12 */ 218 219 /* parameters for custom curve */ 220 /* thresholds for brightness --> backlight */ 221 uint16_t backlight_thresholds[NUM_BL_CURVE_SEGS]; /* 0xb0 U16.0 */ 222 /* offsets for brightness --> backlight */ 223 uint16_t backlight_offsets[NUM_BL_CURVE_SEGS]; /* 0xd0 U16.0 */ 224 225 /* For reading PSR State directly from IRAM */ 226 uint8_t psr_state; /* 0xf0 */ 227 uint8_t dmcu_mcp_interface_version; /* 0xf1 */ 228 uint8_t dmcu_abm_feature_version; /* 0xf2 */ 229 uint8_t dmcu_psr_feature_version; /* 0xf3 */ 230 uint16_t dmcu_version; /* 0xf4 */ 231 uint8_t dmcu_state; /* 0xf6 */ 232 233 uint8_t dummy1; /* 0xf7 */ 234 uint8_t dummy2; /* 0xf8 */ 235 uint8_t dummy3; /* 0xf9 */ 236 uint8_t dummy4; /* 0xfa */ 237 uint8_t dummy5; /* 0xfb */ 238 uint8_t dummy6; /* 0xfc */ 239 uint8_t dummy7; /* 0xfd */ 240 uint8_t dummy8; /* 0xfe */ 241 uint8_t dummy9; /* 0xff */ 242 }; 243 #pragma pack(pop) 244 245 static void fill_backlight_transform_table(struct dmcu_iram_parameters params, 246 struct iram_table_v_2 *table) 247 { 248 unsigned int i; 249 unsigned int num_entries = NUM_BL_CURVE_SEGS; 250 unsigned int lut_index; 251 252 table->backlight_thresholds[0] = 0; 253 table->backlight_offsets[0] = params.backlight_lut_array[0]; 254 table->backlight_thresholds[num_entries-1] = 0xFFFF; 255 table->backlight_offsets[num_entries-1] = 256 params.backlight_lut_array[params.backlight_lut_array_size - 1]; 257 258 /* Setup all brightness levels between 0% and 100% exclusive 259 * Fills brightness-to-backlight transform table. Backlight custom curve 260 * describes transform from brightness to backlight. It will be defined 261 * as set of thresholds and set of offsets, together, implying 262 * extrapolation of custom curve into 16 uniformly spanned linear 263 * segments. Each threshold/offset represented by 16 bit entry in 264 * format U4.10. 265 */ 266 for (i = 1; i+1 < num_entries; i++) { 267 lut_index = (params.backlight_lut_array_size - 1) * i / (num_entries - 1); 268 ASSERT(lut_index < params.backlight_lut_array_size); 269 270 table->backlight_thresholds[i] = 271 cpu_to_be16(DIV_ROUNDUP((i * 65536), num_entries)); 272 table->backlight_offsets[i] = 273 cpu_to_be16(params.backlight_lut_array[lut_index]); 274 } 275 } 276 277 static void fill_backlight_transform_table_v_2_2(struct dmcu_iram_parameters params, 278 struct iram_table_v_2_2 *table, bool big_endian) 279 { 280 unsigned int i; 281 unsigned int num_entries = NUM_BL_CURVE_SEGS; 282 unsigned int lut_index; 283 284 table->backlight_thresholds[0] = 0; 285 table->backlight_offsets[0] = params.backlight_lut_array[0]; 286 table->backlight_thresholds[num_entries-1] = 0xFFFF; 287 table->backlight_offsets[num_entries-1] = 288 params.backlight_lut_array[params.backlight_lut_array_size - 1]; 289 290 /* Setup all brightness levels between 0% and 100% exclusive 291 * Fills brightness-to-backlight transform table. Backlight custom curve 292 * describes transform from brightness to backlight. It will be defined 293 * as set of thresholds and set of offsets, together, implying 294 * extrapolation of custom curve into 16 uniformly spanned linear 295 * segments. Each threshold/offset represented by 16 bit entry in 296 * format U4.10. 297 */ 298 for (i = 1; i+1 < num_entries; i++) { 299 lut_index = DIV_ROUNDUP((i * params.backlight_lut_array_size), num_entries); 300 ASSERT(lut_index < params.backlight_lut_array_size); 301 302 table->backlight_thresholds[i] = (big_endian) ? 303 cpu_to_be16(DIV_ROUNDUP((i * 65536), num_entries)) : 304 cpu_to_le16(DIV_ROUNDUP((i * 65536), num_entries)); 305 table->backlight_offsets[i] = (big_endian) ? 306 cpu_to_be16(params.backlight_lut_array[lut_index]) : 307 cpu_to_le16(params.backlight_lut_array[lut_index]); 308 } 309 } 310 311 static void fill_iram_v_2(struct iram_table_v_2 *ram_table, struct dmcu_iram_parameters params) 312 { 313 unsigned int set = params.set; 314 315 ram_table->min_abm_backlight = 316 cpu_to_be16(params.min_abm_backlight); 317 ram_table->deviation_gain = 0xb3; 318 319 ram_table->blRampReduction = 320 cpu_to_be16(params.backlight_ramping_reduction); 321 ram_table->blRampStart = 322 cpu_to_be16(params.backlight_ramping_start); 323 324 ram_table->min_reduction[0][0] = min_reduction_table[abm_config[set][0]]; 325 ram_table->min_reduction[1][0] = min_reduction_table[abm_config[set][0]]; 326 ram_table->min_reduction[2][0] = min_reduction_table[abm_config[set][0]]; 327 ram_table->min_reduction[3][0] = min_reduction_table[abm_config[set][0]]; 328 ram_table->min_reduction[4][0] = min_reduction_table[abm_config[set][0]]; 329 ram_table->max_reduction[0][0] = max_reduction_table[abm_config[set][0]]; 330 ram_table->max_reduction[1][0] = max_reduction_table[abm_config[set][0]]; 331 ram_table->max_reduction[2][0] = max_reduction_table[abm_config[set][0]]; 332 ram_table->max_reduction[3][0] = max_reduction_table[abm_config[set][0]]; 333 ram_table->max_reduction[4][0] = max_reduction_table[abm_config[set][0]]; 334 335 ram_table->min_reduction[0][1] = min_reduction_table[abm_config[set][1]]; 336 ram_table->min_reduction[1][1] = min_reduction_table[abm_config[set][1]]; 337 ram_table->min_reduction[2][1] = min_reduction_table[abm_config[set][1]]; 338 ram_table->min_reduction[3][1] = min_reduction_table[abm_config[set][1]]; 339 ram_table->min_reduction[4][1] = min_reduction_table[abm_config[set][1]]; 340 ram_table->max_reduction[0][1] = max_reduction_table[abm_config[set][1]]; 341 ram_table->max_reduction[1][1] = max_reduction_table[abm_config[set][1]]; 342 ram_table->max_reduction[2][1] = max_reduction_table[abm_config[set][1]]; 343 ram_table->max_reduction[3][1] = max_reduction_table[abm_config[set][1]]; 344 ram_table->max_reduction[4][1] = max_reduction_table[abm_config[set][1]]; 345 346 ram_table->min_reduction[0][2] = min_reduction_table[abm_config[set][2]]; 347 ram_table->min_reduction[1][2] = min_reduction_table[abm_config[set][2]]; 348 ram_table->min_reduction[2][2] = min_reduction_table[abm_config[set][2]]; 349 ram_table->min_reduction[3][2] = min_reduction_table[abm_config[set][2]]; 350 ram_table->min_reduction[4][2] = min_reduction_table[abm_config[set][2]]; 351 ram_table->max_reduction[0][2] = max_reduction_table[abm_config[set][2]]; 352 ram_table->max_reduction[1][2] = max_reduction_table[abm_config[set][2]]; 353 ram_table->max_reduction[2][2] = max_reduction_table[abm_config[set][2]]; 354 ram_table->max_reduction[3][2] = max_reduction_table[abm_config[set][2]]; 355 ram_table->max_reduction[4][2] = max_reduction_table[abm_config[set][2]]; 356 357 ram_table->min_reduction[0][3] = min_reduction_table[abm_config[set][3]]; 358 ram_table->min_reduction[1][3] = min_reduction_table[abm_config[set][3]]; 359 ram_table->min_reduction[2][3] = min_reduction_table[abm_config[set][3]]; 360 ram_table->min_reduction[3][3] = min_reduction_table[abm_config[set][3]]; 361 ram_table->min_reduction[4][3] = min_reduction_table[abm_config[set][3]]; 362 ram_table->max_reduction[0][3] = max_reduction_table[abm_config[set][3]]; 363 ram_table->max_reduction[1][3] = max_reduction_table[abm_config[set][3]]; 364 ram_table->max_reduction[2][3] = max_reduction_table[abm_config[set][3]]; 365 ram_table->max_reduction[3][3] = max_reduction_table[abm_config[set][3]]; 366 ram_table->max_reduction[4][3] = max_reduction_table[abm_config[set][3]]; 367 368 ram_table->bright_pos_gain[0][0] = 0x20; 369 ram_table->bright_pos_gain[0][1] = 0x20; 370 ram_table->bright_pos_gain[0][2] = 0x20; 371 ram_table->bright_pos_gain[0][3] = 0x20; 372 ram_table->bright_pos_gain[1][0] = 0x20; 373 ram_table->bright_pos_gain[1][1] = 0x20; 374 ram_table->bright_pos_gain[1][2] = 0x20; 375 ram_table->bright_pos_gain[1][3] = 0x20; 376 ram_table->bright_pos_gain[2][0] = 0x20; 377 ram_table->bright_pos_gain[2][1] = 0x20; 378 ram_table->bright_pos_gain[2][2] = 0x20; 379 ram_table->bright_pos_gain[2][3] = 0x20; 380 ram_table->bright_pos_gain[3][0] = 0x20; 381 ram_table->bright_pos_gain[3][1] = 0x20; 382 ram_table->bright_pos_gain[3][2] = 0x20; 383 ram_table->bright_pos_gain[3][3] = 0x20; 384 ram_table->bright_pos_gain[4][0] = 0x20; 385 ram_table->bright_pos_gain[4][1] = 0x20; 386 ram_table->bright_pos_gain[4][2] = 0x20; 387 ram_table->bright_pos_gain[4][3] = 0x20; 388 ram_table->bright_neg_gain[0][0] = 0x00; 389 ram_table->bright_neg_gain[0][1] = 0x00; 390 ram_table->bright_neg_gain[0][2] = 0x00; 391 ram_table->bright_neg_gain[0][3] = 0x00; 392 ram_table->bright_neg_gain[1][0] = 0x00; 393 ram_table->bright_neg_gain[1][1] = 0x00; 394 ram_table->bright_neg_gain[1][2] = 0x00; 395 ram_table->bright_neg_gain[1][3] = 0x00; 396 ram_table->bright_neg_gain[2][0] = 0x00; 397 ram_table->bright_neg_gain[2][1] = 0x00; 398 ram_table->bright_neg_gain[2][2] = 0x00; 399 ram_table->bright_neg_gain[2][3] = 0x00; 400 ram_table->bright_neg_gain[3][0] = 0x00; 401 ram_table->bright_neg_gain[3][1] = 0x00; 402 ram_table->bright_neg_gain[3][2] = 0x00; 403 ram_table->bright_neg_gain[3][3] = 0x00; 404 ram_table->bright_neg_gain[4][0] = 0x00; 405 ram_table->bright_neg_gain[4][1] = 0x00; 406 ram_table->bright_neg_gain[4][2] = 0x00; 407 ram_table->bright_neg_gain[4][3] = 0x00; 408 ram_table->dark_pos_gain[0][0] = 0x00; 409 ram_table->dark_pos_gain[0][1] = 0x00; 410 ram_table->dark_pos_gain[0][2] = 0x00; 411 ram_table->dark_pos_gain[0][3] = 0x00; 412 ram_table->dark_pos_gain[1][0] = 0x00; 413 ram_table->dark_pos_gain[1][1] = 0x00; 414 ram_table->dark_pos_gain[1][2] = 0x00; 415 ram_table->dark_pos_gain[1][3] = 0x00; 416 ram_table->dark_pos_gain[2][0] = 0x00; 417 ram_table->dark_pos_gain[2][1] = 0x00; 418 ram_table->dark_pos_gain[2][2] = 0x00; 419 ram_table->dark_pos_gain[2][3] = 0x00; 420 ram_table->dark_pos_gain[3][0] = 0x00; 421 ram_table->dark_pos_gain[3][1] = 0x00; 422 ram_table->dark_pos_gain[3][2] = 0x00; 423 ram_table->dark_pos_gain[3][3] = 0x00; 424 ram_table->dark_pos_gain[4][0] = 0x00; 425 ram_table->dark_pos_gain[4][1] = 0x00; 426 ram_table->dark_pos_gain[4][2] = 0x00; 427 ram_table->dark_pos_gain[4][3] = 0x00; 428 ram_table->dark_neg_gain[0][0] = 0x00; 429 ram_table->dark_neg_gain[0][1] = 0x00; 430 ram_table->dark_neg_gain[0][2] = 0x00; 431 ram_table->dark_neg_gain[0][3] = 0x00; 432 ram_table->dark_neg_gain[1][0] = 0x00; 433 ram_table->dark_neg_gain[1][1] = 0x00; 434 ram_table->dark_neg_gain[1][2] = 0x00; 435 ram_table->dark_neg_gain[1][3] = 0x00; 436 ram_table->dark_neg_gain[2][0] = 0x00; 437 ram_table->dark_neg_gain[2][1] = 0x00; 438 ram_table->dark_neg_gain[2][2] = 0x00; 439 ram_table->dark_neg_gain[2][3] = 0x00; 440 ram_table->dark_neg_gain[3][0] = 0x00; 441 ram_table->dark_neg_gain[3][1] = 0x00; 442 ram_table->dark_neg_gain[3][2] = 0x00; 443 ram_table->dark_neg_gain[3][3] = 0x00; 444 ram_table->dark_neg_gain[4][0] = 0x00; 445 ram_table->dark_neg_gain[4][1] = 0x00; 446 ram_table->dark_neg_gain[4][2] = 0x00; 447 ram_table->dark_neg_gain[4][3] = 0x00; 448 449 ram_table->iir_curve[0] = 0x65; 450 ram_table->iir_curve[1] = 0x65; 451 ram_table->iir_curve[2] = 0x65; 452 ram_table->iir_curve[3] = 0x65; 453 ram_table->iir_curve[4] = 0x65; 454 455 //Gamma 2.4 456 ram_table->crgb_thresh[0] = cpu_to_be16(0x13b6); 457 ram_table->crgb_thresh[1] = cpu_to_be16(0x1648); 458 ram_table->crgb_thresh[2] = cpu_to_be16(0x18e3); 459 ram_table->crgb_thresh[3] = cpu_to_be16(0x1b41); 460 ram_table->crgb_thresh[4] = cpu_to_be16(0x1d46); 461 ram_table->crgb_thresh[5] = cpu_to_be16(0x1f21); 462 ram_table->crgb_thresh[6] = cpu_to_be16(0x2167); 463 ram_table->crgb_thresh[7] = cpu_to_be16(0x2384); 464 ram_table->crgb_offset[0] = cpu_to_be16(0x2999); 465 ram_table->crgb_offset[1] = cpu_to_be16(0x3999); 466 ram_table->crgb_offset[2] = cpu_to_be16(0x4666); 467 ram_table->crgb_offset[3] = cpu_to_be16(0x5999); 468 ram_table->crgb_offset[4] = cpu_to_be16(0x6333); 469 ram_table->crgb_offset[5] = cpu_to_be16(0x7800); 470 ram_table->crgb_offset[6] = cpu_to_be16(0x8c00); 471 ram_table->crgb_offset[7] = cpu_to_be16(0xa000); 472 ram_table->crgb_slope[0] = cpu_to_be16(0x3147); 473 ram_table->crgb_slope[1] = cpu_to_be16(0x2978); 474 ram_table->crgb_slope[2] = cpu_to_be16(0x23a2); 475 ram_table->crgb_slope[3] = cpu_to_be16(0x1f55); 476 ram_table->crgb_slope[4] = cpu_to_be16(0x1c63); 477 ram_table->crgb_slope[5] = cpu_to_be16(0x1a0f); 478 ram_table->crgb_slope[6] = cpu_to_be16(0x178d); 479 ram_table->crgb_slope[7] = cpu_to_be16(0x15ab); 480 481 fill_backlight_transform_table( 482 params, ram_table); 483 } 484 485 static void fill_iram_v_2_2(struct iram_table_v_2_2 *ram_table, struct dmcu_iram_parameters params) 486 { 487 unsigned int set = params.set; 488 489 ram_table->flags = 0x0; 490 491 ram_table->min_abm_backlight = 492 cpu_to_be16(params.min_abm_backlight); 493 494 ram_table->deviation_gain[0] = 0xb3; 495 ram_table->deviation_gain[1] = 0xa8; 496 ram_table->deviation_gain[2] = 0x98; 497 ram_table->deviation_gain[3] = 0x68; 498 499 ram_table->min_reduction[0][0] = min_reduction_table_v_2_2[abm_config[set][0]]; 500 ram_table->min_reduction[1][0] = min_reduction_table_v_2_2[abm_config[set][0]]; 501 ram_table->min_reduction[2][0] = min_reduction_table_v_2_2[abm_config[set][0]]; 502 ram_table->min_reduction[3][0] = min_reduction_table_v_2_2[abm_config[set][0]]; 503 ram_table->min_reduction[4][0] = min_reduction_table_v_2_2[abm_config[set][0]]; 504 ram_table->max_reduction[0][0] = max_reduction_table_v_2_2[abm_config[set][0]]; 505 ram_table->max_reduction[1][0] = max_reduction_table_v_2_2[abm_config[set][0]]; 506 ram_table->max_reduction[2][0] = max_reduction_table_v_2_2[abm_config[set][0]]; 507 ram_table->max_reduction[3][0] = max_reduction_table_v_2_2[abm_config[set][0]]; 508 ram_table->max_reduction[4][0] = max_reduction_table_v_2_2[abm_config[set][0]]; 509 510 ram_table->min_reduction[0][1] = min_reduction_table_v_2_2[abm_config[set][1]]; 511 ram_table->min_reduction[1][1] = min_reduction_table_v_2_2[abm_config[set][1]]; 512 ram_table->min_reduction[2][1] = min_reduction_table_v_2_2[abm_config[set][1]]; 513 ram_table->min_reduction[3][1] = min_reduction_table_v_2_2[abm_config[set][1]]; 514 ram_table->min_reduction[4][1] = min_reduction_table_v_2_2[abm_config[set][1]]; 515 ram_table->max_reduction[0][1] = max_reduction_table_v_2_2[abm_config[set][1]]; 516 ram_table->max_reduction[1][1] = max_reduction_table_v_2_2[abm_config[set][1]]; 517 ram_table->max_reduction[2][1] = max_reduction_table_v_2_2[abm_config[set][1]]; 518 ram_table->max_reduction[3][1] = max_reduction_table_v_2_2[abm_config[set][1]]; 519 ram_table->max_reduction[4][1] = max_reduction_table_v_2_2[abm_config[set][1]]; 520 521 ram_table->min_reduction[0][2] = min_reduction_table_v_2_2[abm_config[set][2]]; 522 ram_table->min_reduction[1][2] = min_reduction_table_v_2_2[abm_config[set][2]]; 523 ram_table->min_reduction[2][2] = min_reduction_table_v_2_2[abm_config[set][2]]; 524 ram_table->min_reduction[3][2] = min_reduction_table_v_2_2[abm_config[set][2]]; 525 ram_table->min_reduction[4][2] = min_reduction_table_v_2_2[abm_config[set][2]]; 526 ram_table->max_reduction[0][2] = max_reduction_table_v_2_2[abm_config[set][2]]; 527 ram_table->max_reduction[1][2] = max_reduction_table_v_2_2[abm_config[set][2]]; 528 ram_table->max_reduction[2][2] = max_reduction_table_v_2_2[abm_config[set][2]]; 529 ram_table->max_reduction[3][2] = max_reduction_table_v_2_2[abm_config[set][2]]; 530 ram_table->max_reduction[4][2] = max_reduction_table_v_2_2[abm_config[set][2]]; 531 532 ram_table->min_reduction[0][3] = min_reduction_table_v_2_2[abm_config[set][3]]; 533 ram_table->min_reduction[1][3] = min_reduction_table_v_2_2[abm_config[set][3]]; 534 ram_table->min_reduction[2][3] = min_reduction_table_v_2_2[abm_config[set][3]]; 535 ram_table->min_reduction[3][3] = min_reduction_table_v_2_2[abm_config[set][3]]; 536 ram_table->min_reduction[4][3] = min_reduction_table_v_2_2[abm_config[set][3]]; 537 ram_table->max_reduction[0][3] = max_reduction_table_v_2_2[abm_config[set][3]]; 538 ram_table->max_reduction[1][3] = max_reduction_table_v_2_2[abm_config[set][3]]; 539 ram_table->max_reduction[2][3] = max_reduction_table_v_2_2[abm_config[set][3]]; 540 ram_table->max_reduction[3][3] = max_reduction_table_v_2_2[abm_config[set][3]]; 541 ram_table->max_reduction[4][3] = max_reduction_table_v_2_2[abm_config[set][3]]; 542 543 ram_table->bright_pos_gain[0][0] = 0x20; 544 ram_table->bright_pos_gain[0][1] = 0x20; 545 ram_table->bright_pos_gain[0][2] = 0x20; 546 ram_table->bright_pos_gain[0][3] = 0x20; 547 ram_table->bright_pos_gain[1][0] = 0x20; 548 ram_table->bright_pos_gain[1][1] = 0x20; 549 ram_table->bright_pos_gain[1][2] = 0x20; 550 ram_table->bright_pos_gain[1][3] = 0x20; 551 ram_table->bright_pos_gain[2][0] = 0x20; 552 ram_table->bright_pos_gain[2][1] = 0x20; 553 ram_table->bright_pos_gain[2][2] = 0x20; 554 ram_table->bright_pos_gain[2][3] = 0x20; 555 ram_table->bright_pos_gain[3][0] = 0x20; 556 ram_table->bright_pos_gain[3][1] = 0x20; 557 ram_table->bright_pos_gain[3][2] = 0x20; 558 ram_table->bright_pos_gain[3][3] = 0x20; 559 ram_table->bright_pos_gain[4][0] = 0x20; 560 ram_table->bright_pos_gain[4][1] = 0x20; 561 ram_table->bright_pos_gain[4][2] = 0x20; 562 ram_table->bright_pos_gain[4][3] = 0x20; 563 564 ram_table->dark_pos_gain[0][0] = 0x00; 565 ram_table->dark_pos_gain[0][1] = 0x00; 566 ram_table->dark_pos_gain[0][2] = 0x00; 567 ram_table->dark_pos_gain[0][3] = 0x00; 568 ram_table->dark_pos_gain[1][0] = 0x00; 569 ram_table->dark_pos_gain[1][1] = 0x00; 570 ram_table->dark_pos_gain[1][2] = 0x00; 571 ram_table->dark_pos_gain[1][3] = 0x00; 572 ram_table->dark_pos_gain[2][0] = 0x00; 573 ram_table->dark_pos_gain[2][1] = 0x00; 574 ram_table->dark_pos_gain[2][2] = 0x00; 575 ram_table->dark_pos_gain[2][3] = 0x00; 576 ram_table->dark_pos_gain[3][0] = 0x00; 577 ram_table->dark_pos_gain[3][1] = 0x00; 578 ram_table->dark_pos_gain[3][2] = 0x00; 579 ram_table->dark_pos_gain[3][3] = 0x00; 580 ram_table->dark_pos_gain[4][0] = 0x00; 581 ram_table->dark_pos_gain[4][1] = 0x00; 582 ram_table->dark_pos_gain[4][2] = 0x00; 583 ram_table->dark_pos_gain[4][3] = 0x00; 584 585 ram_table->hybrid_factor[0] = 0xff; 586 ram_table->hybrid_factor[1] = 0xff; 587 ram_table->hybrid_factor[2] = 0xff; 588 ram_table->hybrid_factor[3] = 0xc0; 589 590 ram_table->contrast_factor[0] = 0x99; 591 ram_table->contrast_factor[1] = 0x99; 592 ram_table->contrast_factor[2] = 0x90; 593 ram_table->contrast_factor[3] = 0x80; 594 595 ram_table->iir_curve[0] = 0x65; 596 ram_table->iir_curve[1] = 0x65; 597 ram_table->iir_curve[2] = 0x65; 598 ram_table->iir_curve[3] = 0x65; 599 ram_table->iir_curve[4] = 0x65; 600 601 //Gamma 2.2 602 ram_table->crgb_thresh[0] = cpu_to_be16(0x127c); 603 ram_table->crgb_thresh[1] = cpu_to_be16(0x151b); 604 ram_table->crgb_thresh[2] = cpu_to_be16(0x17d5); 605 ram_table->crgb_thresh[3] = cpu_to_be16(0x1a56); 606 ram_table->crgb_thresh[4] = cpu_to_be16(0x1c83); 607 ram_table->crgb_thresh[5] = cpu_to_be16(0x1e72); 608 ram_table->crgb_thresh[6] = cpu_to_be16(0x20f0); 609 ram_table->crgb_thresh[7] = cpu_to_be16(0x232b); 610 ram_table->crgb_offset[0] = cpu_to_be16(0x2999); 611 ram_table->crgb_offset[1] = cpu_to_be16(0x3999); 612 ram_table->crgb_offset[2] = cpu_to_be16(0x4666); 613 ram_table->crgb_offset[3] = cpu_to_be16(0x5999); 614 ram_table->crgb_offset[4] = cpu_to_be16(0x6333); 615 ram_table->crgb_offset[5] = cpu_to_be16(0x7800); 616 ram_table->crgb_offset[6] = cpu_to_be16(0x8c00); 617 ram_table->crgb_offset[7] = cpu_to_be16(0xa000); 618 ram_table->crgb_slope[0] = cpu_to_be16(0x3609); 619 ram_table->crgb_slope[1] = cpu_to_be16(0x2dfa); 620 ram_table->crgb_slope[2] = cpu_to_be16(0x27ea); 621 ram_table->crgb_slope[3] = cpu_to_be16(0x235d); 622 ram_table->crgb_slope[4] = cpu_to_be16(0x2042); 623 ram_table->crgb_slope[5] = cpu_to_be16(0x1dc3); 624 ram_table->crgb_slope[6] = cpu_to_be16(0x1b1a); 625 ram_table->crgb_slope[7] = cpu_to_be16(0x1910); 626 627 fill_backlight_transform_table_v_2_2( 628 params, ram_table, true); 629 } 630 631 static void fill_iram_v_2_3(struct iram_table_v_2_2 *ram_table, struct dmcu_iram_parameters params, bool big_endian) 632 { 633 unsigned int i, j; 634 unsigned int set = params.set; 635 636 ram_table->flags = 0x0; 637 ram_table->min_abm_backlight = (big_endian) ? 638 cpu_to_be16(params.min_abm_backlight) : 639 cpu_to_le16(params.min_abm_backlight); 640 641 for (i = 0; i < NUM_AGGR_LEVEL; i++) { 642 ram_table->hybrid_factor[i] = abm_settings[set][i].brightness_gain; 643 ram_table->contrast_factor[i] = abm_settings[set][i].contrast_factor; 644 ram_table->deviation_gain[i] = abm_settings[set][i].deviation_gain; 645 ram_table->min_knee[i] = abm_settings[set][i].min_knee; 646 ram_table->max_knee[i] = abm_settings[set][i].max_knee; 647 648 for (j = 0; j < NUM_AMBI_LEVEL; j++) { 649 ram_table->min_reduction[j][i] = abm_settings[set][i].min_reduction; 650 ram_table->max_reduction[j][i] = abm_settings[set][i].max_reduction; 651 ram_table->bright_pos_gain[j][i] = abm_settings[set][i].bright_pos_gain; 652 ram_table->dark_pos_gain[j][i] = abm_settings[set][i].dark_pos_gain; 653 } 654 } 655 656 ram_table->iir_curve[0] = 0x65; 657 ram_table->iir_curve[1] = 0x65; 658 ram_table->iir_curve[2] = 0x65; 659 ram_table->iir_curve[3] = 0x65; 660 ram_table->iir_curve[4] = 0x65; 661 662 //Gamma 2.2 663 ram_table->crgb_thresh[0] = bswap16_based_on_endian(big_endian, 0x127c); 664 ram_table->crgb_thresh[1] = bswap16_based_on_endian(big_endian, 0x151b); 665 ram_table->crgb_thresh[2] = bswap16_based_on_endian(big_endian, 0x17d5); 666 ram_table->crgb_thresh[3] = bswap16_based_on_endian(big_endian, 0x1a56); 667 ram_table->crgb_thresh[4] = bswap16_based_on_endian(big_endian, 0x1c83); 668 ram_table->crgb_thresh[5] = bswap16_based_on_endian(big_endian, 0x1e72); 669 ram_table->crgb_thresh[6] = bswap16_based_on_endian(big_endian, 0x20f0); 670 ram_table->crgb_thresh[7] = bswap16_based_on_endian(big_endian, 0x232b); 671 ram_table->crgb_offset[0] = bswap16_based_on_endian(big_endian, 0x2999); 672 ram_table->crgb_offset[1] = bswap16_based_on_endian(big_endian, 0x3999); 673 ram_table->crgb_offset[2] = bswap16_based_on_endian(big_endian, 0x4666); 674 ram_table->crgb_offset[3] = bswap16_based_on_endian(big_endian, 0x5999); 675 ram_table->crgb_offset[4] = bswap16_based_on_endian(big_endian, 0x6333); 676 ram_table->crgb_offset[5] = bswap16_based_on_endian(big_endian, 0x7800); 677 ram_table->crgb_offset[6] = bswap16_based_on_endian(big_endian, 0x8c00); 678 ram_table->crgb_offset[7] = bswap16_based_on_endian(big_endian, 0xa000); 679 ram_table->crgb_slope[0] = bswap16_based_on_endian(big_endian, 0x3609); 680 ram_table->crgb_slope[1] = bswap16_based_on_endian(big_endian, 0x2dfa); 681 ram_table->crgb_slope[2] = bswap16_based_on_endian(big_endian, 0x27ea); 682 ram_table->crgb_slope[3] = bswap16_based_on_endian(big_endian, 0x235d); 683 ram_table->crgb_slope[4] = bswap16_based_on_endian(big_endian, 0x2042); 684 ram_table->crgb_slope[5] = bswap16_based_on_endian(big_endian, 0x1dc3); 685 ram_table->crgb_slope[6] = bswap16_based_on_endian(big_endian, 0x1b1a); 686 ram_table->crgb_slope[7] = bswap16_based_on_endian(big_endian, 0x1910); 687 688 fill_backlight_transform_table_v_2_2( 689 params, ram_table, big_endian); 690 } 691 692 bool dmub_init_abm_config(struct resource_pool *res_pool, 693 struct dmcu_iram_parameters params, 694 unsigned int inst) 695 { 696 struct iram_table_v_2_2 ram_table; 697 struct abm_config_table config; 698 unsigned int set = params.set; 699 bool result = false; 700 uint32_t i, j = 0; 701 702 if (res_pool->abm == NULL && res_pool->multiple_abms[inst] == NULL) 703 return false; 704 705 memset(&ram_table, 0, sizeof(ram_table)); 706 memset(&config, 0, sizeof(config)); 707 708 fill_iram_v_2_3(&ram_table, params, false); 709 710 // We must copy to structure that is aligned to 32-bit 711 for (i = 0; i < NUM_POWER_FN_SEGS; i++) { 712 config.crgb_thresh[i] = ram_table.crgb_thresh[i]; 713 config.crgb_offset[i] = ram_table.crgb_offset[i]; 714 config.crgb_slope[i] = ram_table.crgb_slope[i]; 715 } 716 717 for (i = 0; i < NUM_BL_CURVE_SEGS; i++) { 718 config.backlight_thresholds[i] = ram_table.backlight_thresholds[i]; 719 config.backlight_offsets[i] = ram_table.backlight_offsets[i]; 720 } 721 722 for (i = 0; i < NUM_AMBI_LEVEL; i++) 723 config.iir_curve[i] = ram_table.iir_curve[i]; 724 725 for (i = 0; i < NUM_AMBI_LEVEL; i++) { 726 for (j = 0; j < NUM_AGGR_LEVEL; j++) { 727 config.min_reduction[i][j] = ram_table.min_reduction[i][j]; 728 config.max_reduction[i][j] = ram_table.max_reduction[i][j]; 729 config.bright_pos_gain[i][j] = ram_table.bright_pos_gain[i][j]; 730 config.dark_pos_gain[i][j] = ram_table.dark_pos_gain[i][j]; 731 } 732 } 733 734 for (i = 0; i < NUM_AGGR_LEVEL; i++) { 735 config.hybrid_factor[i] = ram_table.hybrid_factor[i]; 736 config.contrast_factor[i] = ram_table.contrast_factor[i]; 737 config.deviation_gain[i] = ram_table.deviation_gain[i]; 738 config.min_knee[i] = ram_table.min_knee[i]; 739 config.max_knee[i] = ram_table.max_knee[i]; 740 } 741 742 if (params.backlight_ramping_override) { 743 for (i = 0; i < NUM_AGGR_LEVEL; i++) { 744 config.blRampReduction[i] = params.backlight_ramping_reduction; 745 config.blRampStart[i] = params.backlight_ramping_start; 746 } 747 } else { 748 for (i = 0; i < NUM_AGGR_LEVEL; i++) { 749 config.blRampReduction[i] = abm_settings[set][i].blRampReduction; 750 config.blRampStart[i] = abm_settings[set][i].blRampStart; 751 } 752 } 753 754 config.min_abm_backlight = ram_table.min_abm_backlight; 755 756 if (res_pool->multiple_abms[inst]) { 757 result = res_pool->multiple_abms[inst]->funcs->init_abm_config( 758 res_pool->multiple_abms[inst], (char *)(&config), sizeof(struct abm_config_table), inst); 759 } else 760 result = res_pool->abm->funcs->init_abm_config( 761 res_pool->abm, (char *)(&config), sizeof(struct abm_config_table), 0); 762 763 return result; 764 } 765 766 bool dmcu_load_iram(struct dmcu *dmcu, 767 struct dmcu_iram_parameters params) 768 { 769 unsigned char ram_table[IRAM_SIZE]; 770 bool result = false; 771 772 if (dmcu == NULL) 773 return false; 774 775 if (dmcu && !dmcu->funcs->is_dmcu_initialized(dmcu)) 776 return true; 777 778 memset(&ram_table, 0, sizeof(ram_table)); 779 780 if (dmcu->dmcu_version.abm_version == 0x24) { 781 fill_iram_v_2_3((struct iram_table_v_2_2 *)ram_table, params, true); 782 result = dmcu->funcs->load_iram(dmcu, 0, (char *)(&ram_table), 783 IRAM_RESERVE_AREA_START_V2_2); 784 } else if (dmcu->dmcu_version.abm_version == 0x23) { 785 fill_iram_v_2_3((struct iram_table_v_2_2 *)ram_table, params, true); 786 787 result = dmcu->funcs->load_iram( 788 dmcu, 0, (char *)(&ram_table), IRAM_RESERVE_AREA_START_V2_2); 789 } else if (dmcu->dmcu_version.abm_version == 0x22) { 790 fill_iram_v_2_2((struct iram_table_v_2_2 *)ram_table, params); 791 792 result = dmcu->funcs->load_iram( 793 dmcu, 0, (char *)(&ram_table), IRAM_RESERVE_AREA_START_V2_2); 794 } else { 795 fill_iram_v_2((struct iram_table_v_2 *)ram_table, params); 796 797 result = dmcu->funcs->load_iram( 798 dmcu, 0, (char *)(&ram_table), IRAM_RESERVE_AREA_START_V2); 799 800 if (result) 801 result = dmcu->funcs->load_iram( 802 dmcu, IRAM_RESERVE_AREA_END_V2 + 1, 803 (char *)(&ram_table) + IRAM_RESERVE_AREA_END_V2 + 1, 804 sizeof(ram_table) - IRAM_RESERVE_AREA_END_V2 - 1); 805 } 806 807 return result; 808 } 809 810 /* 811 * is_psr_su_specific_panel() - check if sink is AMD vendor-specific PSR-SU 812 * supported eDP device. 813 * 814 * @link: dc link pointer 815 * 816 * Return: true if AMDGPU vendor specific PSR-SU eDP panel 817 */ 818 bool is_psr_su_specific_panel(struct dc_link *link) 819 { 820 bool isPSRSUSupported = false; 821 struct dpcd_caps *dpcd_caps = &link->dpcd_caps; 822 823 if (dpcd_caps->edp_rev >= DP_EDP_14) { 824 if (dpcd_caps->psr_info.psr_version >= DP_PSR2_WITH_Y_COORD_ET_SUPPORTED) 825 isPSRSUSupported = true; 826 /* 827 * Some panels will report PSR capabilities over additional DPCD bits. 828 * Such panels are approved despite reporting only PSR v3, as long as 829 * the additional bits are reported. 830 */ 831 if (dpcd_caps->sink_dev_id == DP_BRANCH_DEVICE_ID_001CF8) { 832 /* 833 * This is the temporary workaround to disable PSRSU when system turned on 834 * DSC function on the sepcific sink. 835 */ 836 if (dpcd_caps->psr_info.psr_version < DP_PSR2_WITH_Y_COORD_IS_SUPPORTED) 837 isPSRSUSupported = false; 838 else if (dpcd_caps->dsc_caps.dsc_basic_caps.fields.dsc_support.DSC_SUPPORT && 839 ((dpcd_caps->sink_dev_id_str[1] == 0x08 && dpcd_caps->sink_dev_id_str[0] == 0x08) || 840 (dpcd_caps->sink_dev_id_str[1] == 0x08 && dpcd_caps->sink_dev_id_str[0] == 0x07))) 841 isPSRSUSupported = false; 842 else if (dpcd_caps->psr_info.force_psrsu_cap == 0x1) 843 isPSRSUSupported = true; 844 } 845 } 846 847 return isPSRSUSupported; 848 } 849 850 /** 851 * mod_power_calc_psr_configs() - calculate/update generic psr configuration fields. 852 * @psr_config: [output], psr configuration structure to be updated 853 * @link: [input] dc link pointer 854 * @stream: [input] dc stream state pointer 855 * 856 * calculate and update the psr configuration fields that are not DM specific, i.e. such 857 * fields which are based on DPCD caps or timing information. To setup PSR in DMUB FW, 858 * this helper is assumed to be called before the call of the DC helper dc_link_setup_psr(). 859 * 860 * PSR config fields to be updated within the helper: 861 * - psr_rfb_setup_time 862 * - psr_sdp_transmit_line_num_deadline 863 * - line_time_in_us 864 * - su_y_granularity 865 * - su_granularity_required 866 * - psr_frame_capture_indication_req 867 * - psr_exit_link_training_required 868 * 869 * PSR config fields that are DM specific and NOT updated within the helper: 870 * - allow_smu_optimizations 871 * - allow_multi_disp_optimizations 872 */ 873 void mod_power_calc_psr_configs(struct psr_config *psr_config, 874 struct dc_link *link, 875 const struct dc_stream_state *stream) 876 { 877 unsigned int num_vblank_lines = 0; 878 unsigned int vblank_time_in_us = 0; 879 unsigned int sdp_tx_deadline_in_us = 0; 880 unsigned int line_time_in_us = 0; 881 struct dpcd_caps *dpcd_caps = &link->dpcd_caps; 882 const int psr_setup_time_step_in_us = 55; /* refer to eDP spec DPCD 0x071h */ 883 884 /* timing parameters */ 885 num_vblank_lines = stream->timing.v_total - 886 stream->timing.v_addressable - 887 stream->timing.v_border_top - 888 stream->timing.v_border_bottom; 889 890 vblank_time_in_us = (stream->timing.h_total * num_vblank_lines * 1000) / (stream->timing.pix_clk_100hz / 10); 891 892 line_time_in_us = ((stream->timing.h_total * 1000) / (stream->timing.pix_clk_100hz / 10)) + 1; 893 894 /** 895 * psr configuration fields 896 * 897 * as per eDP 1.5 pg. 377 of 459, DPCD 0x071h bits [3:1], psr setup time bits interpreted as below 898 * 000b <--> 330 us (default) 899 * 001b <--> 275 us 900 * 010b <--> 220 us 901 * 011b <--> 165 us 902 * 100b <--> 110 us 903 * 101b <--> 055 us 904 * 110b <--> 000 us 905 */ 906 psr_config->psr_rfb_setup_time = 907 (6 - dpcd_caps->psr_info.psr_dpcd_caps.bits.PSR_SETUP_TIME) * psr_setup_time_step_in_us; 908 909 if (psr_config->psr_rfb_setup_time > vblank_time_in_us) { 910 link->psr_settings.psr_frame_capture_indication_req = true; 911 link->psr_settings.psr_sdp_transmit_line_num_deadline = num_vblank_lines; 912 } else { 913 sdp_tx_deadline_in_us = vblank_time_in_us - psr_config->psr_rfb_setup_time; 914 915 /* Set the last possible line SDP may be transmitted without violating the RFB setup time */ 916 link->psr_settings.psr_frame_capture_indication_req = false; 917 link->psr_settings.psr_sdp_transmit_line_num_deadline = sdp_tx_deadline_in_us / line_time_in_us; 918 } 919 920 psr_config->psr_sdp_transmit_line_num_deadline = link->psr_settings.psr_sdp_transmit_line_num_deadline; 921 psr_config->line_time_in_us = line_time_in_us; 922 psr_config->su_y_granularity = dpcd_caps->psr_info.psr2_su_y_granularity_cap; 923 psr_config->su_granularity_required = dpcd_caps->psr_info.psr_dpcd_caps.bits.SU_GRANULARITY_REQUIRED; 924 psr_config->psr_frame_capture_indication_req = link->psr_settings.psr_frame_capture_indication_req; 925 psr_config->psr_exit_link_training_required = 926 !link->dpcd_caps.psr_info.psr_dpcd_caps.bits.LINK_TRAINING_ON_EXIT_NOT_REQUIRED; 927 } 928 929 bool mod_power_only_edp(const struct dc_state *context, const struct dc_stream_state *stream) 930 { 931 return context && context->stream_count == 1 && dc_is_embedded_signal(stream->signal); 932 } 933 934 bool psr_su_set_dsc_slice_height(struct dc *dc, struct dc_link *link, 935 struct dc_stream_state *stream, 936 struct psr_config *config) 937 { 938 uint16_t pic_height; 939 uint16_t slice_height; 940 941 config->dsc_slice_height = 0; 942 if ((link->connector_signal & SIGNAL_TYPE_EDP) && 943 (!dc->caps.edp_dsc_support || 944 link->panel_config.dsc.disable_dsc_edp || 945 !link->dpcd_caps.dsc_caps.dsc_basic_caps.fields.dsc_support.DSC_SUPPORT || 946 !stream->timing.dsc_cfg.num_slices_v)) 947 return true; 948 949 pic_height = stream->timing.v_addressable + 950 stream->timing.v_border_top + stream->timing.v_border_bottom; 951 952 if (stream->timing.dsc_cfg.num_slices_v == 0) 953 return false; 954 955 slice_height = pic_height / stream->timing.dsc_cfg.num_slices_v; 956 config->dsc_slice_height = slice_height; 957 958 if (slice_height) { 959 if (config->su_y_granularity && 960 (slice_height % config->su_y_granularity)) { 961 ASSERT(0); 962 return false; 963 } 964 } 965 966 return true; 967 } 968 969 bool fill_custom_backlight_caps(unsigned int config_no, struct dm_acpi_atif_backlight_caps *caps) 970 { 971 unsigned int data_points_size; 972 973 if (config_no >= ARRAY_SIZE(custom_backlight_profiles)) 974 return false; 975 976 data_points_size = custom_backlight_profiles[config_no].num_data_points 977 * sizeof(custom_backlight_profiles[config_no].data_points[0]); 978 979 caps->size = sizeof(struct dm_acpi_atif_backlight_caps) - sizeof(caps->data_points) + data_points_size; 980 caps->flags = 0; 981 caps->error_code = 0; 982 caps->ac_level_percentage = custom_backlight_profiles[config_no].ac_level_percentage; 983 caps->dc_level_percentage = custom_backlight_profiles[config_no].dc_level_percentage; 984 caps->min_input_signal = custom_backlight_profiles[config_no].min_input_signal; 985 caps->max_input_signal = custom_backlight_profiles[config_no].max_input_signal; 986 caps->num_data_points = custom_backlight_profiles[config_no].num_data_points; 987 memcpy(caps->data_points, custom_backlight_profiles[config_no].data_points, data_points_size); 988 return true; 989 } 990