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#ifndef DRIVERS_GPU_DRM_AMD_DC_DEV_DC_INC_REG_HELPER_H_ 26#define DRIVERS_GPU_DRM_AMD_DC_DEV_DC_INC_REG_HELPER_H_ 27 28#include "dm_services.h" 29 30/* macro for register read/write 31 * user of macro need to define 32 * 33 * CTX ==> macro to ptr to dc_context 34 * eg. aud110->base.ctx 35 * 36 * REG ==> macro to location of register offset 37 * eg. aud110->regs->reg 38 */ 39#define REG_READ(reg_name) \ 40 dm_read_reg(CTX, REG(reg_name)) 41 42#define REG_WRITE(reg_name, value) \ 43 dm_write_reg(CTX, REG(reg_name), value) 44 45#ifdef REG_SET 46#undef REG_SET 47#endif 48 49#ifdef REG_GET 50#undef REG_GET 51#endif 52 53/* macro to set register fields. */ 54#define REG_SET_N(reg_name, n, initial_val, ...) \ 55 generic_reg_set_ex(CTX, \ 56 REG(reg_name), \ 57 initial_val, \ 58 n, __VA_ARGS__) 59 60#define FN(reg_name, field) \ 61 FD(reg_name##__##field) 62 63#define REG_SET(reg_name, initial_val, field, val) \ 64 REG_SET_N(reg_name, 1, initial_val, \ 65 FN(reg_name, field), val) 66 67#define REG_SET_2(reg, init_value, f1, v1, f2, v2) \ 68 REG_SET_N(reg, 2, init_value, \ 69 FN(reg, f1), v1,\ 70 FN(reg, f2), v2) 71 72#define REG_SET_3(reg, init_value, f1, v1, f2, v2, f3, v3) \ 73 REG_SET_N(reg, 3, init_value, \ 74 FN(reg, f1), v1,\ 75 FN(reg, f2), v2,\ 76 FN(reg, f3), v3) 77 78#define REG_SET_4(reg, init_value, f1, v1, f2, v2, f3, v3, f4, v4) \ 79 REG_SET_N(reg, 4, init_value, \ 80 FN(reg, f1), v1,\ 81 FN(reg, f2), v2,\ 82 FN(reg, f3), v3,\ 83 FN(reg, f4), v4) 84 85#define REG_SET_5(reg, init_value, f1, v1, f2, v2, f3, v3, f4, v4, \ 86 f5, v5) \ 87 REG_SET_N(reg, 5, init_value, \ 88 FN(reg, f1), v1,\ 89 FN(reg, f2), v2,\ 90 FN(reg, f3), v3,\ 91 FN(reg, f4), v4,\ 92 FN(reg, f5), v5) 93 94#define REG_SET_6(reg, init_value, f1, v1, f2, v2, f3, v3, f4, v4, \ 95 f5, v5, f6, v6) \ 96 REG_SET_N(reg, 6, init_value, \ 97 FN(reg, f1), v1,\ 98 FN(reg, f2), v2,\ 99 FN(reg, f3), v3,\ 100 FN(reg, f4), v4,\ 101 FN(reg, f5), v5,\ 102 FN(reg, f6), v6) 103 104#define REG_SET_7(reg, init_value, f1, v1, f2, v2, f3, v3, f4, v4, \ 105 f5, v5, f6, v6, f7, v7) \ 106 REG_SET_N(reg, 7, init_value, \ 107 FN(reg, f1), v1,\ 108 FN(reg, f2), v2,\ 109 FN(reg, f3), v3,\ 110 FN(reg, f4), v4,\ 111 FN(reg, f5), v5,\ 112 FN(reg, f6), v6,\ 113 FN(reg, f7), v7) 114 115#define REG_SET_8(reg, init_value, f1, v1, f2, v2, f3, v3, f4, v4, \ 116 f5, v5, f6, v6, f7, v7, f8, v8) \ 117 REG_SET_N(reg, 8, init_value, \ 118 FN(reg, f1), v1,\ 119 FN(reg, f2), v2,\ 120 FN(reg, f3), v3,\ 121 FN(reg, f4), v4,\ 122 FN(reg, f5), v5,\ 123 FN(reg, f6), v6,\ 124 FN(reg, f7), v7,\ 125 FN(reg, f8), v8) 126 127#define REG_SET_9(reg, init_value, f1, v1, f2, v2, f3, v3, f4, v4, f5, \ 128 v5, f6, v6, f7, v7, f8, v8, f9, v9) \ 129 REG_SET_N(reg, 9, init_value, \ 130 FN(reg, f1), v1,\ 131 FN(reg, f2), v2, \ 132 FN(reg, f3), v3, \ 133 FN(reg, f4), v4, \ 134 FN(reg, f5), v5, \ 135 FN(reg, f6), v6, \ 136 FN(reg, f7), v7, \ 137 FN(reg, f8), v8, \ 138 FN(reg, f9), v9) 139 140#define REG_SET_10(reg, init_value, f1, v1, f2, v2, f3, v3, f4, v4, f5, \ 141 v5, f6, v6, f7, v7, f8, v8, f9, v9, f10, v10) \ 142 REG_SET_N(reg, 10, init_value, \ 143 FN(reg, f1), v1,\ 144 FN(reg, f2), v2, \ 145 FN(reg, f3), v3, \ 146 FN(reg, f4), v4, \ 147 FN(reg, f5), v5, \ 148 FN(reg, f6), v6, \ 149 FN(reg, f7), v7, \ 150 FN(reg, f8), v8, \ 151 FN(reg, f9), v9, \ 152 FN(reg, f10), v10) 153 154/* macro to get register fields 155 * read given register and fill in field value in output parameter */ 156#define REG_GET(reg_name, field, val) \ 157 generic_reg_get(CTX, REG(reg_name), \ 158 FN(reg_name, field), val) 159 160#define REG_GET_2(reg_name, f1, v1, f2, v2) \ 161 generic_reg_get2(CTX, REG(reg_name), \ 162 FN(reg_name, f1), v1, \ 163 FN(reg_name, f2), v2) 164 165#define REG_GET_3(reg_name, f1, v1, f2, v2, f3, v3) \ 166 generic_reg_get3(CTX, REG(reg_name), \ 167 FN(reg_name, f1), v1, \ 168 FN(reg_name, f2), v2, \ 169 FN(reg_name, f3), v3) 170 171#define REG_GET_4(reg_name, f1, v1, f2, v2, f3, v3, f4, v4) \ 172 generic_reg_get4(CTX, REG(reg_name), \ 173 FN(reg_name, f1), v1, \ 174 FN(reg_name, f2), v2, \ 175 FN(reg_name, f3), v3, \ 176 FN(reg_name, f4), v4) 177 178#define REG_GET_5(reg_name, f1, v1, f2, v2, f3, v3, f4, v4, f5, v5) \ 179 generic_reg_get5(CTX, REG(reg_name), \ 180 FN(reg_name, f1), v1, \ 181 FN(reg_name, f2), v2, \ 182 FN(reg_name, f3), v3, \ 183 FN(reg_name, f4), v4, \ 184 FN(reg_name, f5), v5) 185 186#define REG_GET_6(reg_name, f1, v1, f2, v2, f3, v3, f4, v4, f5, v5, f6, v6) \ 187 generic_reg_get6(CTX, REG(reg_name), \ 188 FN(reg_name, f1), v1, \ 189 FN(reg_name, f2), v2, \ 190 FN(reg_name, f3), v3, \ 191 FN(reg_name, f4), v4, \ 192 FN(reg_name, f5), v5, \ 193 FN(reg_name, f6), v6) 194 195#define REG_GET_7(reg_name, f1, v1, f2, v2, f3, v3, f4, v4, f5, v5, f6, v6, f7, v7) \ 196 generic_reg_get7(CTX, REG(reg_name), \ 197 FN(reg_name, f1), v1, \ 198 FN(reg_name, f2), v2, \ 199 FN(reg_name, f3), v3, \ 200 FN(reg_name, f4), v4, \ 201 FN(reg_name, f5), v5, \ 202 FN(reg_name, f6), v6, \ 203 FN(reg_name, f7), v7) 204 205#define REG_GET_8(reg_name, f1, v1, f2, v2, f3, v3, f4, v4, f5, v5, f6, v6, f7, v7, f8, v8) \ 206 generic_reg_get8(CTX, REG(reg_name), \ 207 FN(reg_name, f1), v1, \ 208 FN(reg_name, f2), v2, \ 209 FN(reg_name, f3), v3, \ 210 FN(reg_name, f4), v4, \ 211 FN(reg_name, f5), v5, \ 212 FN(reg_name, f6), v6, \ 213 FN(reg_name, f7), v7, \ 214 FN(reg_name, f8), v8) 215 216/* macro to poll and wait for a register field to read back given value */ 217 218#define REG_WAIT(reg_name, field, val, delay_between_poll_us, max_try) \ 219 generic_reg_wait(CTX, \ 220 REG(reg_name), FN(reg_name, field), val,\ 221 delay_between_poll_us, max_try, __func__, __LINE__) 222 223/* macro to update (read, modify, write) register fields 224 */ 225#define REG_UPDATE_N(reg_name, n, ...) \ 226 generic_reg_update_ex(CTX, \ 227 REG(reg_name), \ 228 n, __VA_ARGS__) 229 230#define REG_UPDATE(reg_name, field, val) \ 231 REG_UPDATE_N(reg_name, 1, \ 232 FN(reg_name, field), val) 233 234#define REG_UPDATE_2(reg, f1, v1, f2, v2) \ 235 REG_UPDATE_N(reg, 2,\ 236 FN(reg, f1), v1,\ 237 FN(reg, f2), v2) 238 239#define REG_UPDATE_3(reg, f1, v1, f2, v2, f3, v3) \ 240 REG_UPDATE_N(reg, 3, \ 241 FN(reg, f1), v1,\ 242 FN(reg, f2), v2, \ 243 FN(reg, f3), v3) 244 245#define REG_UPDATE_4(reg, f1, v1, f2, v2, f3, v3, f4, v4) \ 246 REG_UPDATE_N(reg, 4, \ 247 FN(reg, f1), v1,\ 248 FN(reg, f2), v2, \ 249 FN(reg, f3), v3, \ 250 FN(reg, f4), v4) 251 252#define REG_UPDATE_5(reg, f1, v1, f2, v2, f3, v3, f4, v4, f5, v5) \ 253 REG_UPDATE_N(reg, 5, \ 254 FN(reg, f1), v1,\ 255 FN(reg, f2), v2, \ 256 FN(reg, f3), v3, \ 257 FN(reg, f4), v4, \ 258 FN(reg, f5), v5) 259 260#define REG_UPDATE_6(reg, f1, v1, f2, v2, f3, v3, f4, v4, f5, v5, f6, v6) \ 261 REG_UPDATE_N(reg, 6, \ 262 FN(reg, f1), v1,\ 263 FN(reg, f2), v2, \ 264 FN(reg, f3), v3, \ 265 FN(reg, f4), v4, \ 266 FN(reg, f5), v5, \ 267 FN(reg, f6), v6) 268 269#define REG_UPDATE_7(reg, f1, v1, f2, v2, f3, v3, f4, v4, f5, v5, f6, v6, f7, v7) \ 270 REG_UPDATE_N(reg, 7, \ 271 FN(reg, f1), v1,\ 272 FN(reg, f2), v2, \ 273 FN(reg, f3), v3, \ 274 FN(reg, f4), v4, \ 275 FN(reg, f5), v5, \ 276 FN(reg, f6), v6, \ 277 FN(reg, f7), v7) 278 279#define REG_UPDATE_8(reg, f1, v1, f2, v2, f3, v3, f4, v4, f5, v5, f6, v6, f7, v7, f8, v8) \ 280 REG_UPDATE_N(reg, 8, \ 281 FN(reg, f1), v1,\ 282 FN(reg, f2), v2, \ 283 FN(reg, f3), v3, \ 284 FN(reg, f4), v4, \ 285 FN(reg, f5), v5, \ 286 FN(reg, f6), v6, \ 287 FN(reg, f7), v7, \ 288 FN(reg, f8), v8) 289 290#define REG_UPDATE_9(reg, f1, v1, f2, v2, f3, v3, f4, v4, f5, v5, f6, v6, f7, v7, f8, v8, f9, v9) \ 291 REG_UPDATE_N(reg, 9, \ 292 FN(reg, f1), v1,\ 293 FN(reg, f2), v2, \ 294 FN(reg, f3), v3, \ 295 FN(reg, f4), v4, \ 296 FN(reg, f5), v5, \ 297 FN(reg, f6), v6, \ 298 FN(reg, f7), v7, \ 299 FN(reg, f8), v8, \ 300 FN(reg, f9), v9) 301 302#define REG_UPDATE_10(reg, f1, v1, f2, v2, f3, v3, f4, v4, f5, v5, f6, v6, f7, v7, f8, v8, f9, v9, f10, v10)\ 303 REG_UPDATE_N(reg, 10, \ 304 FN(reg, f1), v1,\ 305 FN(reg, f2), v2, \ 306 FN(reg, f3), v3, \ 307 FN(reg, f4), v4, \ 308 FN(reg, f5), v5, \ 309 FN(reg, f6), v6, \ 310 FN(reg, f7), v7, \ 311 FN(reg, f8), v8, \ 312 FN(reg, f9), v9, \ 313 FN(reg, f10), v10) 314 315#define REG_UPDATE_14(reg, f1, v1, f2, v2, f3, v3, f4, v4, f5, v5, f6, v6, f7, v7, f8, v8, f9, v9, f10,\ 316 v10, f11, v11, f12, v12, f13, v13, f14, v14)\ 317 REG_UPDATE_N(reg, 14, \ 318 FN(reg, f1), v1,\ 319 FN(reg, f2), v2, \ 320 FN(reg, f3), v3, \ 321 FN(reg, f4), v4, \ 322 FN(reg, f5), v5, \ 323 FN(reg, f6), v6, \ 324 FN(reg, f7), v7, \ 325 FN(reg, f8), v8, \ 326 FN(reg, f9), v9, \ 327 FN(reg, f10), v10, \ 328 FN(reg, f11), v11, \ 329 FN(reg, f12), v12, \ 330 FN(reg, f13), v13, \ 331 FN(reg, f14), v14) 332 333#define REG_UPDATE_19(reg, f1, v1, f2, v2, f3, v3, f4, v4, f5, v5, f6, v6, f7, v7, f8, v8, f9, v9, f10,\ 334 v10, f11, v11, f12, v12, f13, v13, f14, v14, f15, v15, f16, v16, f17, v17, f18, v18, f19, v19)\ 335 REG_UPDATE_N(reg, 19, \ 336 FN(reg, f1), v1,\ 337 FN(reg, f2), v2, \ 338 FN(reg, f3), v3, \ 339 FN(reg, f4), v4, \ 340 FN(reg, f5), v5, \ 341 FN(reg, f6), v6, \ 342 FN(reg, f7), v7, \ 343 FN(reg, f8), v8, \ 344 FN(reg, f9), v9, \ 345 FN(reg, f10), v10, \ 346 FN(reg, f11), v11, \ 347 FN(reg, f12), v12, \ 348 FN(reg, f13), v13, \ 349 FN(reg, f14), v14, \ 350 FN(reg, f15), v15, \ 351 FN(reg, f16), v16, \ 352 FN(reg, f17), v17, \ 353 FN(reg, f18), v18, \ 354 FN(reg, f19), v19) 355 356#define REG_UPDATE_20(reg, f1, v1, f2, v2, f3, v3, f4, v4, f5, v5, f6, v6, f7, v7, f8, v8, f9, v9, f10,\ 357 v10, f11, v11, f12, v12, f13, v13, f14, v14, f15, v15, f16, v16, f17, v17, f18, v18, f19, v19, f20, v20)\ 358 REG_UPDATE_N(reg, 20, \ 359 FN(reg, f1), v1,\ 360 FN(reg, f2), v2, \ 361 FN(reg, f3), v3, \ 362 FN(reg, f4), v4, \ 363 FN(reg, f5), v5, \ 364 FN(reg, f6), v6, \ 365 FN(reg, f7), v7, \ 366 FN(reg, f8), v8, \ 367 FN(reg, f9), v9, \ 368 FN(reg, f10), v10, \ 369 FN(reg, f11), v11, \ 370 FN(reg, f12), v12, \ 371 FN(reg, f13), v13, \ 372 FN(reg, f14), v14, \ 373 FN(reg, f15), v15, \ 374 FN(reg, f16), v16, \ 375 FN(reg, f17), v17, \ 376 FN(reg, f18), v18, \ 377 FN(reg, f19), v19, \ 378 FN(reg, f20), v20) 379/* macro to update a register field to specified values in given sequences. 380 * useful when toggling bits 381 */ 382#define REG_UPDATE_SEQ_2(reg, f1, v1, f2, v2) \ 383{ uint32_t val = REG_UPDATE(reg, f1, v1); \ 384 REG_SET(reg, val, f2, v2); } 385 386#define REG_UPDATE_SEQ_3(reg, f1, v1, f2, v2, f3, v3) \ 387{ uint32_t val = REG_UPDATE(reg, f1, v1); \ 388 val = REG_SET(reg, val, f2, v2); \ 389 REG_SET(reg, val, f3, v3); } 390 391uint32_t generic_reg_get(const struct dc_context *ctx, uint32_t addr, 392 uint8_t shift, uint32_t mask, uint32_t *field_value); 393 394uint32_t generic_reg_get2(const struct dc_context *ctx, uint32_t addr, 395 uint8_t shift1, uint32_t mask1, uint32_t *field_value1, 396 uint8_t shift2, uint32_t mask2, uint32_t *field_value2); 397 398uint32_t generic_reg_get3(const struct dc_context *ctx, uint32_t addr, 399 uint8_t shift1, uint32_t mask1, uint32_t *field_value1, 400 uint8_t shift2, uint32_t mask2, uint32_t *field_value2, 401 uint8_t shift3, uint32_t mask3, uint32_t *field_value3); 402 403uint32_t generic_reg_get4(const struct dc_context *ctx, uint32_t addr, 404 uint8_t shift1, uint32_t mask1, uint32_t *field_value1, 405 uint8_t shift2, uint32_t mask2, uint32_t *field_value2, 406 uint8_t shift3, uint32_t mask3, uint32_t *field_value3, 407 uint8_t shift4, uint32_t mask4, uint32_t *field_value4); 408 409uint32_t generic_reg_get5(const struct dc_context *ctx, uint32_t addr, 410 uint8_t shift1, uint32_t mask1, uint32_t *field_value1, 411 uint8_t shift2, uint32_t mask2, uint32_t *field_value2, 412 uint8_t shift3, uint32_t mask3, uint32_t *field_value3, 413 uint8_t shift4, uint32_t mask4, uint32_t *field_value4, 414 uint8_t shift5, uint32_t mask5, uint32_t *field_value5); 415 416uint32_t generic_reg_get6(const struct dc_context *ctx, uint32_t addr, 417 uint8_t shift1, uint32_t mask1, uint32_t *field_value1, 418 uint8_t shift2, uint32_t mask2, uint32_t *field_value2, 419 uint8_t shift3, uint32_t mask3, uint32_t *field_value3, 420 uint8_t shift4, uint32_t mask4, uint32_t *field_value4, 421 uint8_t shift5, uint32_t mask5, uint32_t *field_value5, 422 uint8_t shift6, uint32_t mask6, uint32_t *field_value6); 423 424uint32_t generic_reg_get7(const struct dc_context *ctx, uint32_t addr, 425 uint8_t shift1, uint32_t mask1, uint32_t *field_value1, 426 uint8_t shift2, uint32_t mask2, uint32_t *field_value2, 427 uint8_t shift3, uint32_t mask3, uint32_t *field_value3, 428 uint8_t shift4, uint32_t mask4, uint32_t *field_value4, 429 uint8_t shift5, uint32_t mask5, uint32_t *field_value5, 430 uint8_t shift6, uint32_t mask6, uint32_t *field_value6, 431 uint8_t shift7, uint32_t mask7, uint32_t *field_value7); 432 433uint32_t generic_reg_get8(const struct dc_context *ctx, uint32_t addr, 434 uint8_t shift1, uint32_t mask1, uint32_t *field_value1, 435 uint8_t shift2, uint32_t mask2, uint32_t *field_value2, 436 uint8_t shift3, uint32_t mask3, uint32_t *field_value3, 437 uint8_t shift4, uint32_t mask4, uint32_t *field_value4, 438 uint8_t shift5, uint32_t mask5, uint32_t *field_value5, 439 uint8_t shift6, uint32_t mask6, uint32_t *field_value6, 440 uint8_t shift7, uint32_t mask7, uint32_t *field_value7, 441 uint8_t shift8, uint32_t mask8, uint32_t *field_value8); 442 443 444/* indirect register access */ 445 446#define IX_REG_SET_N(index_reg_name, data_reg_name, index, n, initial_val, ...) \ 447 generic_indirect_reg_update_ex(CTX, \ 448 REG(index_reg_name), REG(data_reg_name), IND_REG(index), \ 449 initial_val, \ 450 n, __VA_ARGS__) 451 452#define IX_REG_SET_2(index_reg_name, data_reg_name, index, init_value, f1, v1, f2, v2) \ 453 IX_REG_SET_N(index_reg_name, data_reg_name, index, 2, init_value, \ 454 FN(reg, f1), v1,\ 455 FN(reg, f2), v2) 456 457 458#define IX_REG_READ(index_reg_name, data_reg_name, index) \ 459 generic_read_indirect_reg(CTX, REG(index_reg_name), REG(data_reg_name), IND_REG(index)) 460 461#define IX_REG_GET_N(index_reg_name, data_reg_name, index, n, ...) \ 462 generic_indirect_reg_get(CTX, REG(index_reg_name), REG(data_reg_name), \ 463 IND_REG(index), \ 464 n, __VA_ARGS__) 465 466#define IX_REG_GET(index_reg_name, data_reg_name, index, field, val) \ 467 IX_REG_GET_N(index_reg_name, data_reg_name, index, 1, \ 468 FN(data_reg_name, field), val) 469 470#define IX_REG_UPDATE_N(index_reg_name, data_reg_name, index, n, ...) \ 471 generic_indirect_reg_update_ex(CTX, \ 472 REG(index_reg_name), REG(data_reg_name), IND_REG(index), \ 473 IX_REG_READ(index_reg_name, data_reg_name, index), \ 474 n, __VA_ARGS__) 475 476#define IX_REG_UPDATE_2(index_reg_name, data_reg_name, index, f1, v1, f2, v2) \ 477 IX_REG_UPDATE_N(index_reg_name, data_reg_name, index, 2,\ 478 FN(reg, f1), v1,\ 479 FN(reg, f2), v2) 480 481void generic_write_indirect_reg(const struct dc_context *ctx, 482 uint32_t addr_index, uint32_t addr_data, 483 uint32_t index, uint32_t data); 484 485uint32_t generic_read_indirect_reg(const struct dc_context *ctx, 486 uint32_t addr_index, uint32_t addr_data, 487 uint32_t index); 488 489uint32_t generic_indirect_reg_get(const struct dc_context *ctx, 490 uint32_t addr_index, uint32_t addr_data, 491 uint32_t index, int n, 492 uint8_t shift1, uint32_t mask1, uint32_t *field_value1, 493 ...); 494 495uint32_t generic_indirect_reg_update_ex(const struct dc_context *ctx, 496 uint32_t addr_index, uint32_t addr_data, 497 uint32_t index, uint32_t reg_val, int n, 498 uint8_t shift1, uint32_t mask1, uint32_t field_value1, 499 ...); 500 501/* indirect register access 502 * underlying implementation determines which index/data pair to be used 503 * in a synchronous way 504 */ 505#define IX_REG_SET_N_SYNC(index, n, initial_val, ...) \ 506 generic_indirect_reg_update_ex_sync(CTX, \ 507 IND_REG(index), \ 508 initial_val, \ 509 n, __VA_ARGS__) 510 511#define IX_REG_SET_2_SYNC(index, init_value, f1, v1, f2, v2) \ 512 IX_REG_SET_N_SYNC(index, 2, init_value, \ 513 FN(reg, f1), v1,\ 514 FN(reg, f2), v2) 515 516#define IX_REG_GET_N_SYNC(index, n, ...) \ 517 generic_indirect_reg_get_sync(CTX, \ 518 IND_REG(index), \ 519 n, __VA_ARGS__) 520 521#define IX_REG_GET_SYNC(index, field, val) \ 522 IX_REG_GET_N_SYNC(index, 1, \ 523 FN(data_reg_name, field), val) 524 525uint32_t generic_indirect_reg_get_sync(const struct dc_context *ctx, 526 uint32_t index, int n, 527 uint8_t shift1, uint32_t mask1, uint32_t *field_value1, 528 ...); 529 530uint32_t generic_indirect_reg_update_ex_sync(const struct dc_context *ctx, 531 uint32_t index, uint32_t reg_val, int n, 532 uint8_t shift1, uint32_t mask1, uint32_t field_value1, 533 ...); 534 535/* register offload macros 536 * 537 * instead of MMIO to register directly, in some cases we want 538 * to gather register sequence and execute the register sequence 539 * from another thread so we optimize time required for lengthy ops 540 */ 541 542/* start gathering register sequence */ 543#define REG_SEQ_START() \ 544 reg_sequence_start_gather(CTX) 545 546/* start execution of register sequence gathered since REG_SEQ_START */ 547#define REG_SEQ_SUBMIT() \ 548 reg_sequence_start_execute(CTX) 549 550/* wait for the last REG_SEQ_SUBMIT to finish */ 551#define REG_SEQ_WAIT_DONE() \ 552 reg_sequence_wait_done(CTX) 553 554#endif /* DRIVERS_GPU_DRM_AMD_DC_DEV_DC_INC_REG_HELPER_H_ */ 555