1 /* 2 * Copyright 2012 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 */ 23 24 #include <linux/math64.h> 25 #include <linux/pci.h> 26 #include <linux/seq_file.h> 27 28 #include "atom.h" 29 #include "evergreen.h" 30 #include "ni_dpm.h" 31 #include "nid.h" 32 #include "r600_dpm.h" 33 #include "rv770.h" 34 #include "radeon.h" 35 #include "radeon_asic.h" 36 37 #define MC_CG_ARB_FREQ_F0 0x0a 38 #define MC_CG_ARB_FREQ_F1 0x0b 39 #define MC_CG_ARB_FREQ_F2 0x0c 40 #define MC_CG_ARB_FREQ_F3 0x0d 41 42 #define SMC_RAM_END 0xC000 43 44 static const struct ni_cac_weights cac_weights_cayman_xt = 45 { 46 0x15, 47 0x2, 48 0x19, 49 0x2, 50 0x8, 51 0x14, 52 0x2, 53 0x16, 54 0xE, 55 0x17, 56 0x13, 57 0x2B, 58 0x10, 59 0x7, 60 0x5, 61 0x5, 62 0x5, 63 0x2, 64 0x3, 65 0x9, 66 0x10, 67 0x10, 68 0x2B, 69 0xA, 70 0x9, 71 0x4, 72 0xD, 73 0xD, 74 0x3E, 75 0x18, 76 0x14, 77 0, 78 0x3, 79 0x3, 80 0x5, 81 0, 82 0x2, 83 0, 84 0, 85 0, 86 0, 87 0, 88 0, 89 0, 90 0, 91 0, 92 0x1CC, 93 0, 94 0x164, 95 1, 96 1, 97 1, 98 1, 99 12, 100 12, 101 12, 102 0x12, 103 0x1F, 104 132, 105 5, 106 7, 107 0, 108 { 0, 0, 0, 0, 0, 0, 0, 0 }, 109 { 0, 0, 0, 0 }, 110 true 111 }; 112 113 static const struct ni_cac_weights cac_weights_cayman_pro = 114 { 115 0x16, 116 0x4, 117 0x10, 118 0x2, 119 0xA, 120 0x16, 121 0x2, 122 0x18, 123 0x10, 124 0x1A, 125 0x16, 126 0x2D, 127 0x12, 128 0xA, 129 0x6, 130 0x6, 131 0x6, 132 0x2, 133 0x4, 134 0xB, 135 0x11, 136 0x11, 137 0x2D, 138 0xC, 139 0xC, 140 0x7, 141 0x10, 142 0x10, 143 0x3F, 144 0x1A, 145 0x16, 146 0, 147 0x7, 148 0x4, 149 0x6, 150 1, 151 0x2, 152 0x1, 153 0, 154 0, 155 0, 156 0, 157 0, 158 0, 159 0x30, 160 0, 161 0x1CF, 162 0, 163 0x166, 164 1, 165 1, 166 1, 167 1, 168 12, 169 12, 170 12, 171 0x15, 172 0x1F, 173 132, 174 6, 175 6, 176 0, 177 { 0, 0, 0, 0, 0, 0, 0, 0 }, 178 { 0, 0, 0, 0 }, 179 true 180 }; 181 182 static const struct ni_cac_weights cac_weights_cayman_le = 183 { 184 0x7, 185 0xE, 186 0x1, 187 0xA, 188 0x1, 189 0x3F, 190 0x2, 191 0x18, 192 0x10, 193 0x1A, 194 0x1, 195 0x3F, 196 0x1, 197 0xE, 198 0x6, 199 0x6, 200 0x6, 201 0x2, 202 0x4, 203 0x9, 204 0x1A, 205 0x1A, 206 0x2C, 207 0xA, 208 0x11, 209 0x8, 210 0x19, 211 0x19, 212 0x1, 213 0x1, 214 0x1A, 215 0, 216 0x8, 217 0x5, 218 0x8, 219 0x1, 220 0x3, 221 0x1, 222 0, 223 0, 224 0, 225 0, 226 0, 227 0, 228 0x38, 229 0x38, 230 0x239, 231 0x3, 232 0x18A, 233 1, 234 1, 235 1, 236 1, 237 12, 238 12, 239 12, 240 0x15, 241 0x22, 242 132, 243 6, 244 6, 245 0, 246 { 0, 0, 0, 0, 0, 0, 0, 0 }, 247 { 0, 0, 0, 0 }, 248 true 249 }; 250 251 #define NISLANDS_MGCG_SEQUENCE 300 252 253 static const u32 cayman_cgcg_cgls_default[] = 254 { 255 0x000008f8, 0x00000010, 0xffffffff, 256 0x000008fc, 0x00000000, 0xffffffff, 257 0x000008f8, 0x00000011, 0xffffffff, 258 0x000008fc, 0x00000000, 0xffffffff, 259 0x000008f8, 0x00000012, 0xffffffff, 260 0x000008fc, 0x00000000, 0xffffffff, 261 0x000008f8, 0x00000013, 0xffffffff, 262 0x000008fc, 0x00000000, 0xffffffff, 263 0x000008f8, 0x00000014, 0xffffffff, 264 0x000008fc, 0x00000000, 0xffffffff, 265 0x000008f8, 0x00000015, 0xffffffff, 266 0x000008fc, 0x00000000, 0xffffffff, 267 0x000008f8, 0x00000016, 0xffffffff, 268 0x000008fc, 0x00000000, 0xffffffff, 269 0x000008f8, 0x00000017, 0xffffffff, 270 0x000008fc, 0x00000000, 0xffffffff, 271 0x000008f8, 0x00000018, 0xffffffff, 272 0x000008fc, 0x00000000, 0xffffffff, 273 0x000008f8, 0x00000019, 0xffffffff, 274 0x000008fc, 0x00000000, 0xffffffff, 275 0x000008f8, 0x0000001a, 0xffffffff, 276 0x000008fc, 0x00000000, 0xffffffff, 277 0x000008f8, 0x0000001b, 0xffffffff, 278 0x000008fc, 0x00000000, 0xffffffff, 279 0x000008f8, 0x00000020, 0xffffffff, 280 0x000008fc, 0x00000000, 0xffffffff, 281 0x000008f8, 0x00000021, 0xffffffff, 282 0x000008fc, 0x00000000, 0xffffffff, 283 0x000008f8, 0x00000022, 0xffffffff, 284 0x000008fc, 0x00000000, 0xffffffff, 285 0x000008f8, 0x00000023, 0xffffffff, 286 0x000008fc, 0x00000000, 0xffffffff, 287 0x000008f8, 0x00000024, 0xffffffff, 288 0x000008fc, 0x00000000, 0xffffffff, 289 0x000008f8, 0x00000025, 0xffffffff, 290 0x000008fc, 0x00000000, 0xffffffff, 291 0x000008f8, 0x00000026, 0xffffffff, 292 0x000008fc, 0x00000000, 0xffffffff, 293 0x000008f8, 0x00000027, 0xffffffff, 294 0x000008fc, 0x00000000, 0xffffffff, 295 0x000008f8, 0x00000028, 0xffffffff, 296 0x000008fc, 0x00000000, 0xffffffff, 297 0x000008f8, 0x00000029, 0xffffffff, 298 0x000008fc, 0x00000000, 0xffffffff, 299 0x000008f8, 0x0000002a, 0xffffffff, 300 0x000008fc, 0x00000000, 0xffffffff, 301 0x000008f8, 0x0000002b, 0xffffffff, 302 0x000008fc, 0x00000000, 0xffffffff 303 }; 304 #define CAYMAN_CGCG_CGLS_DEFAULT_LENGTH sizeof(cayman_cgcg_cgls_default) / (3 * sizeof(u32)) 305 306 static const u32 cayman_cgcg_cgls_disable[] = 307 { 308 0x000008f8, 0x00000010, 0xffffffff, 309 0x000008fc, 0xffffffff, 0xffffffff, 310 0x000008f8, 0x00000011, 0xffffffff, 311 0x000008fc, 0xffffffff, 0xffffffff, 312 0x000008f8, 0x00000012, 0xffffffff, 313 0x000008fc, 0xffffffff, 0xffffffff, 314 0x000008f8, 0x00000013, 0xffffffff, 315 0x000008fc, 0xffffffff, 0xffffffff, 316 0x000008f8, 0x00000014, 0xffffffff, 317 0x000008fc, 0xffffffff, 0xffffffff, 318 0x000008f8, 0x00000015, 0xffffffff, 319 0x000008fc, 0xffffffff, 0xffffffff, 320 0x000008f8, 0x00000016, 0xffffffff, 321 0x000008fc, 0xffffffff, 0xffffffff, 322 0x000008f8, 0x00000017, 0xffffffff, 323 0x000008fc, 0xffffffff, 0xffffffff, 324 0x000008f8, 0x00000018, 0xffffffff, 325 0x000008fc, 0xffffffff, 0xffffffff, 326 0x000008f8, 0x00000019, 0xffffffff, 327 0x000008fc, 0xffffffff, 0xffffffff, 328 0x000008f8, 0x0000001a, 0xffffffff, 329 0x000008fc, 0xffffffff, 0xffffffff, 330 0x000008f8, 0x0000001b, 0xffffffff, 331 0x000008fc, 0xffffffff, 0xffffffff, 332 0x000008f8, 0x00000020, 0xffffffff, 333 0x000008fc, 0x00000000, 0xffffffff, 334 0x000008f8, 0x00000021, 0xffffffff, 335 0x000008fc, 0x00000000, 0xffffffff, 336 0x000008f8, 0x00000022, 0xffffffff, 337 0x000008fc, 0x00000000, 0xffffffff, 338 0x000008f8, 0x00000023, 0xffffffff, 339 0x000008fc, 0x00000000, 0xffffffff, 340 0x000008f8, 0x00000024, 0xffffffff, 341 0x000008fc, 0x00000000, 0xffffffff, 342 0x000008f8, 0x00000025, 0xffffffff, 343 0x000008fc, 0x00000000, 0xffffffff, 344 0x000008f8, 0x00000026, 0xffffffff, 345 0x000008fc, 0x00000000, 0xffffffff, 346 0x000008f8, 0x00000027, 0xffffffff, 347 0x000008fc, 0x00000000, 0xffffffff, 348 0x000008f8, 0x00000028, 0xffffffff, 349 0x000008fc, 0x00000000, 0xffffffff, 350 0x000008f8, 0x00000029, 0xffffffff, 351 0x000008fc, 0x00000000, 0xffffffff, 352 0x000008f8, 0x0000002a, 0xffffffff, 353 0x000008fc, 0x00000000, 0xffffffff, 354 0x000008f8, 0x0000002b, 0xffffffff, 355 0x000008fc, 0x00000000, 0xffffffff, 356 0x00000644, 0x000f7902, 0x001f4180, 357 0x00000644, 0x000f3802, 0x001f4180 358 }; 359 #define CAYMAN_CGCG_CGLS_DISABLE_LENGTH sizeof(cayman_cgcg_cgls_disable) / (3 * sizeof(u32)) 360 361 static const u32 cayman_cgcg_cgls_enable[] = 362 { 363 0x00000644, 0x000f7882, 0x001f4080, 364 0x000008f8, 0x00000010, 0xffffffff, 365 0x000008fc, 0x00000000, 0xffffffff, 366 0x000008f8, 0x00000011, 0xffffffff, 367 0x000008fc, 0x00000000, 0xffffffff, 368 0x000008f8, 0x00000012, 0xffffffff, 369 0x000008fc, 0x00000000, 0xffffffff, 370 0x000008f8, 0x00000013, 0xffffffff, 371 0x000008fc, 0x00000000, 0xffffffff, 372 0x000008f8, 0x00000014, 0xffffffff, 373 0x000008fc, 0x00000000, 0xffffffff, 374 0x000008f8, 0x00000015, 0xffffffff, 375 0x000008fc, 0x00000000, 0xffffffff, 376 0x000008f8, 0x00000016, 0xffffffff, 377 0x000008fc, 0x00000000, 0xffffffff, 378 0x000008f8, 0x00000017, 0xffffffff, 379 0x000008fc, 0x00000000, 0xffffffff, 380 0x000008f8, 0x00000018, 0xffffffff, 381 0x000008fc, 0x00000000, 0xffffffff, 382 0x000008f8, 0x00000019, 0xffffffff, 383 0x000008fc, 0x00000000, 0xffffffff, 384 0x000008f8, 0x0000001a, 0xffffffff, 385 0x000008fc, 0x00000000, 0xffffffff, 386 0x000008f8, 0x0000001b, 0xffffffff, 387 0x000008fc, 0x00000000, 0xffffffff, 388 0x000008f8, 0x00000020, 0xffffffff, 389 0x000008fc, 0xffffffff, 0xffffffff, 390 0x000008f8, 0x00000021, 0xffffffff, 391 0x000008fc, 0xffffffff, 0xffffffff, 392 0x000008f8, 0x00000022, 0xffffffff, 393 0x000008fc, 0xffffffff, 0xffffffff, 394 0x000008f8, 0x00000023, 0xffffffff, 395 0x000008fc, 0xffffffff, 0xffffffff, 396 0x000008f8, 0x00000024, 0xffffffff, 397 0x000008fc, 0xffffffff, 0xffffffff, 398 0x000008f8, 0x00000025, 0xffffffff, 399 0x000008fc, 0xffffffff, 0xffffffff, 400 0x000008f8, 0x00000026, 0xffffffff, 401 0x000008fc, 0xffffffff, 0xffffffff, 402 0x000008f8, 0x00000027, 0xffffffff, 403 0x000008fc, 0xffffffff, 0xffffffff, 404 0x000008f8, 0x00000028, 0xffffffff, 405 0x000008fc, 0xffffffff, 0xffffffff, 406 0x000008f8, 0x00000029, 0xffffffff, 407 0x000008fc, 0xffffffff, 0xffffffff, 408 0x000008f8, 0x0000002a, 0xffffffff, 409 0x000008fc, 0xffffffff, 0xffffffff, 410 0x000008f8, 0x0000002b, 0xffffffff, 411 0x000008fc, 0xffffffff, 0xffffffff 412 }; 413 #define CAYMAN_CGCG_CGLS_ENABLE_LENGTH sizeof(cayman_cgcg_cgls_enable) / (3 * sizeof(u32)) 414 415 static const u32 cayman_mgcg_default[] = 416 { 417 0x0000802c, 0xc0000000, 0xffffffff, 418 0x00003fc4, 0xc0000000, 0xffffffff, 419 0x00005448, 0x00000100, 0xffffffff, 420 0x000055e4, 0x00000100, 0xffffffff, 421 0x0000160c, 0x00000100, 0xffffffff, 422 0x00008984, 0x06000100, 0xffffffff, 423 0x0000c164, 0x00000100, 0xffffffff, 424 0x00008a18, 0x00000100, 0xffffffff, 425 0x0000897c, 0x06000100, 0xffffffff, 426 0x00008b28, 0x00000100, 0xffffffff, 427 0x00009144, 0x00800200, 0xffffffff, 428 0x00009a60, 0x00000100, 0xffffffff, 429 0x00009868, 0x00000100, 0xffffffff, 430 0x00008d58, 0x00000100, 0xffffffff, 431 0x00009510, 0x00000100, 0xffffffff, 432 0x0000949c, 0x00000100, 0xffffffff, 433 0x00009654, 0x00000100, 0xffffffff, 434 0x00009030, 0x00000100, 0xffffffff, 435 0x00009034, 0x00000100, 0xffffffff, 436 0x00009038, 0x00000100, 0xffffffff, 437 0x0000903c, 0x00000100, 0xffffffff, 438 0x00009040, 0x00000100, 0xffffffff, 439 0x0000a200, 0x00000100, 0xffffffff, 440 0x0000a204, 0x00000100, 0xffffffff, 441 0x0000a208, 0x00000100, 0xffffffff, 442 0x0000a20c, 0x00000100, 0xffffffff, 443 0x00009744, 0x00000100, 0xffffffff, 444 0x00003f80, 0x00000100, 0xffffffff, 445 0x0000a210, 0x00000100, 0xffffffff, 446 0x0000a214, 0x00000100, 0xffffffff, 447 0x000004d8, 0x00000100, 0xffffffff, 448 0x00009664, 0x00000100, 0xffffffff, 449 0x00009698, 0x00000100, 0xffffffff, 450 0x000004d4, 0x00000200, 0xffffffff, 451 0x000004d0, 0x00000000, 0xffffffff, 452 0x000030cc, 0x00000104, 0xffffffff, 453 0x0000d0c0, 0x00000100, 0xffffffff, 454 0x0000d8c0, 0x00000100, 0xffffffff, 455 0x0000802c, 0x40000000, 0xffffffff, 456 0x00003fc4, 0x40000000, 0xffffffff, 457 0x0000915c, 0x00010000, 0xffffffff, 458 0x00009160, 0x00030002, 0xffffffff, 459 0x00009164, 0x00050004, 0xffffffff, 460 0x00009168, 0x00070006, 0xffffffff, 461 0x00009178, 0x00070000, 0xffffffff, 462 0x0000917c, 0x00030002, 0xffffffff, 463 0x00009180, 0x00050004, 0xffffffff, 464 0x0000918c, 0x00010006, 0xffffffff, 465 0x00009190, 0x00090008, 0xffffffff, 466 0x00009194, 0x00070000, 0xffffffff, 467 0x00009198, 0x00030002, 0xffffffff, 468 0x0000919c, 0x00050004, 0xffffffff, 469 0x000091a8, 0x00010006, 0xffffffff, 470 0x000091ac, 0x00090008, 0xffffffff, 471 0x000091b0, 0x00070000, 0xffffffff, 472 0x000091b4, 0x00030002, 0xffffffff, 473 0x000091b8, 0x00050004, 0xffffffff, 474 0x000091c4, 0x00010006, 0xffffffff, 475 0x000091c8, 0x00090008, 0xffffffff, 476 0x000091cc, 0x00070000, 0xffffffff, 477 0x000091d0, 0x00030002, 0xffffffff, 478 0x000091d4, 0x00050004, 0xffffffff, 479 0x000091e0, 0x00010006, 0xffffffff, 480 0x000091e4, 0x00090008, 0xffffffff, 481 0x000091e8, 0x00000000, 0xffffffff, 482 0x000091ec, 0x00070000, 0xffffffff, 483 0x000091f0, 0x00030002, 0xffffffff, 484 0x000091f4, 0x00050004, 0xffffffff, 485 0x00009200, 0x00010006, 0xffffffff, 486 0x00009204, 0x00090008, 0xffffffff, 487 0x00009208, 0x00070000, 0xffffffff, 488 0x0000920c, 0x00030002, 0xffffffff, 489 0x00009210, 0x00050004, 0xffffffff, 490 0x0000921c, 0x00010006, 0xffffffff, 491 0x00009220, 0x00090008, 0xffffffff, 492 0x00009224, 0x00070000, 0xffffffff, 493 0x00009228, 0x00030002, 0xffffffff, 494 0x0000922c, 0x00050004, 0xffffffff, 495 0x00009238, 0x00010006, 0xffffffff, 496 0x0000923c, 0x00090008, 0xffffffff, 497 0x00009240, 0x00070000, 0xffffffff, 498 0x00009244, 0x00030002, 0xffffffff, 499 0x00009248, 0x00050004, 0xffffffff, 500 0x00009254, 0x00010006, 0xffffffff, 501 0x00009258, 0x00090008, 0xffffffff, 502 0x0000925c, 0x00070000, 0xffffffff, 503 0x00009260, 0x00030002, 0xffffffff, 504 0x00009264, 0x00050004, 0xffffffff, 505 0x00009270, 0x00010006, 0xffffffff, 506 0x00009274, 0x00090008, 0xffffffff, 507 0x00009278, 0x00070000, 0xffffffff, 508 0x0000927c, 0x00030002, 0xffffffff, 509 0x00009280, 0x00050004, 0xffffffff, 510 0x0000928c, 0x00010006, 0xffffffff, 511 0x00009290, 0x00090008, 0xffffffff, 512 0x000092a8, 0x00070000, 0xffffffff, 513 0x000092ac, 0x00030002, 0xffffffff, 514 0x000092b0, 0x00050004, 0xffffffff, 515 0x000092bc, 0x00010006, 0xffffffff, 516 0x000092c0, 0x00090008, 0xffffffff, 517 0x000092c4, 0x00070000, 0xffffffff, 518 0x000092c8, 0x00030002, 0xffffffff, 519 0x000092cc, 0x00050004, 0xffffffff, 520 0x000092d8, 0x00010006, 0xffffffff, 521 0x000092dc, 0x00090008, 0xffffffff, 522 0x00009294, 0x00000000, 0xffffffff, 523 0x0000802c, 0x40010000, 0xffffffff, 524 0x00003fc4, 0x40010000, 0xffffffff, 525 0x0000915c, 0x00010000, 0xffffffff, 526 0x00009160, 0x00030002, 0xffffffff, 527 0x00009164, 0x00050004, 0xffffffff, 528 0x00009168, 0x00070006, 0xffffffff, 529 0x00009178, 0x00070000, 0xffffffff, 530 0x0000917c, 0x00030002, 0xffffffff, 531 0x00009180, 0x00050004, 0xffffffff, 532 0x0000918c, 0x00010006, 0xffffffff, 533 0x00009190, 0x00090008, 0xffffffff, 534 0x00009194, 0x00070000, 0xffffffff, 535 0x00009198, 0x00030002, 0xffffffff, 536 0x0000919c, 0x00050004, 0xffffffff, 537 0x000091a8, 0x00010006, 0xffffffff, 538 0x000091ac, 0x00090008, 0xffffffff, 539 0x000091b0, 0x00070000, 0xffffffff, 540 0x000091b4, 0x00030002, 0xffffffff, 541 0x000091b8, 0x00050004, 0xffffffff, 542 0x000091c4, 0x00010006, 0xffffffff, 543 0x000091c8, 0x00090008, 0xffffffff, 544 0x000091cc, 0x00070000, 0xffffffff, 545 0x000091d0, 0x00030002, 0xffffffff, 546 0x000091d4, 0x00050004, 0xffffffff, 547 0x000091e0, 0x00010006, 0xffffffff, 548 0x000091e4, 0x00090008, 0xffffffff, 549 0x000091e8, 0x00000000, 0xffffffff, 550 0x000091ec, 0x00070000, 0xffffffff, 551 0x000091f0, 0x00030002, 0xffffffff, 552 0x000091f4, 0x00050004, 0xffffffff, 553 0x00009200, 0x00010006, 0xffffffff, 554 0x00009204, 0x00090008, 0xffffffff, 555 0x00009208, 0x00070000, 0xffffffff, 556 0x0000920c, 0x00030002, 0xffffffff, 557 0x00009210, 0x00050004, 0xffffffff, 558 0x0000921c, 0x00010006, 0xffffffff, 559 0x00009220, 0x00090008, 0xffffffff, 560 0x00009224, 0x00070000, 0xffffffff, 561 0x00009228, 0x00030002, 0xffffffff, 562 0x0000922c, 0x00050004, 0xffffffff, 563 0x00009238, 0x00010006, 0xffffffff, 564 0x0000923c, 0x00090008, 0xffffffff, 565 0x00009240, 0x00070000, 0xffffffff, 566 0x00009244, 0x00030002, 0xffffffff, 567 0x00009248, 0x00050004, 0xffffffff, 568 0x00009254, 0x00010006, 0xffffffff, 569 0x00009258, 0x00090008, 0xffffffff, 570 0x0000925c, 0x00070000, 0xffffffff, 571 0x00009260, 0x00030002, 0xffffffff, 572 0x00009264, 0x00050004, 0xffffffff, 573 0x00009270, 0x00010006, 0xffffffff, 574 0x00009274, 0x00090008, 0xffffffff, 575 0x00009278, 0x00070000, 0xffffffff, 576 0x0000927c, 0x00030002, 0xffffffff, 577 0x00009280, 0x00050004, 0xffffffff, 578 0x0000928c, 0x00010006, 0xffffffff, 579 0x00009290, 0x00090008, 0xffffffff, 580 0x000092a8, 0x00070000, 0xffffffff, 581 0x000092ac, 0x00030002, 0xffffffff, 582 0x000092b0, 0x00050004, 0xffffffff, 583 0x000092bc, 0x00010006, 0xffffffff, 584 0x000092c0, 0x00090008, 0xffffffff, 585 0x000092c4, 0x00070000, 0xffffffff, 586 0x000092c8, 0x00030002, 0xffffffff, 587 0x000092cc, 0x00050004, 0xffffffff, 588 0x000092d8, 0x00010006, 0xffffffff, 589 0x000092dc, 0x00090008, 0xffffffff, 590 0x00009294, 0x00000000, 0xffffffff, 591 0x0000802c, 0xc0000000, 0xffffffff, 592 0x00003fc4, 0xc0000000, 0xffffffff, 593 0x000008f8, 0x00000010, 0xffffffff, 594 0x000008fc, 0x00000000, 0xffffffff, 595 0x000008f8, 0x00000011, 0xffffffff, 596 0x000008fc, 0x00000000, 0xffffffff, 597 0x000008f8, 0x00000012, 0xffffffff, 598 0x000008fc, 0x00000000, 0xffffffff, 599 0x000008f8, 0x00000013, 0xffffffff, 600 0x000008fc, 0x00000000, 0xffffffff, 601 0x000008f8, 0x00000014, 0xffffffff, 602 0x000008fc, 0x00000000, 0xffffffff, 603 0x000008f8, 0x00000015, 0xffffffff, 604 0x000008fc, 0x00000000, 0xffffffff, 605 0x000008f8, 0x00000016, 0xffffffff, 606 0x000008fc, 0x00000000, 0xffffffff, 607 0x000008f8, 0x00000017, 0xffffffff, 608 0x000008fc, 0x00000000, 0xffffffff, 609 0x000008f8, 0x00000018, 0xffffffff, 610 0x000008fc, 0x00000000, 0xffffffff, 611 0x000008f8, 0x00000019, 0xffffffff, 612 0x000008fc, 0x00000000, 0xffffffff, 613 0x000008f8, 0x0000001a, 0xffffffff, 614 0x000008fc, 0x00000000, 0xffffffff, 615 0x000008f8, 0x0000001b, 0xffffffff, 616 0x000008fc, 0x00000000, 0xffffffff 617 }; 618 #define CAYMAN_MGCG_DEFAULT_LENGTH sizeof(cayman_mgcg_default) / (3 * sizeof(u32)) 619 620 static const u32 cayman_mgcg_disable[] = 621 { 622 0x0000802c, 0xc0000000, 0xffffffff, 623 0x000008f8, 0x00000000, 0xffffffff, 624 0x000008fc, 0xffffffff, 0xffffffff, 625 0x000008f8, 0x00000001, 0xffffffff, 626 0x000008fc, 0xffffffff, 0xffffffff, 627 0x000008f8, 0x00000002, 0xffffffff, 628 0x000008fc, 0xffffffff, 0xffffffff, 629 0x000008f8, 0x00000003, 0xffffffff, 630 0x000008fc, 0xffffffff, 0xffffffff, 631 0x00009150, 0x00600000, 0xffffffff 632 }; 633 #define CAYMAN_MGCG_DISABLE_LENGTH sizeof(cayman_mgcg_disable) / (3 * sizeof(u32)) 634 635 static const u32 cayman_mgcg_enable[] = 636 { 637 0x0000802c, 0xc0000000, 0xffffffff, 638 0x000008f8, 0x00000000, 0xffffffff, 639 0x000008fc, 0x00000000, 0xffffffff, 640 0x000008f8, 0x00000001, 0xffffffff, 641 0x000008fc, 0x00000000, 0xffffffff, 642 0x000008f8, 0x00000002, 0xffffffff, 643 0x000008fc, 0x00600000, 0xffffffff, 644 0x000008f8, 0x00000003, 0xffffffff, 645 0x000008fc, 0x00000000, 0xffffffff, 646 0x00009150, 0x96944200, 0xffffffff 647 }; 648 649 #define CAYMAN_MGCG_ENABLE_LENGTH sizeof(cayman_mgcg_enable) / (3 * sizeof(u32)) 650 651 #define NISLANDS_SYSLS_SEQUENCE 100 652 653 static const u32 cayman_sysls_default[] = 654 { 655 /* Register, Value, Mask bits */ 656 0x000055e8, 0x00000000, 0xffffffff, 657 0x0000d0bc, 0x00000000, 0xffffffff, 658 0x0000d8bc, 0x00000000, 0xffffffff, 659 0x000015c0, 0x000c1401, 0xffffffff, 660 0x0000264c, 0x000c0400, 0xffffffff, 661 0x00002648, 0x000c0400, 0xffffffff, 662 0x00002650, 0x000c0400, 0xffffffff, 663 0x000020b8, 0x000c0400, 0xffffffff, 664 0x000020bc, 0x000c0400, 0xffffffff, 665 0x000020c0, 0x000c0c80, 0xffffffff, 666 0x0000f4a0, 0x000000c0, 0xffffffff, 667 0x0000f4a4, 0x00680fff, 0xffffffff, 668 0x00002f50, 0x00000404, 0xffffffff, 669 0x000004c8, 0x00000001, 0xffffffff, 670 0x000064ec, 0x00000000, 0xffffffff, 671 0x00000c7c, 0x00000000, 0xffffffff, 672 0x00008dfc, 0x00000000, 0xffffffff 673 }; 674 #define CAYMAN_SYSLS_DEFAULT_LENGTH sizeof(cayman_sysls_default) / (3 * sizeof(u32)) 675 676 static const u32 cayman_sysls_disable[] = 677 { 678 /* Register, Value, Mask bits */ 679 0x0000d0c0, 0x00000000, 0xffffffff, 680 0x0000d8c0, 0x00000000, 0xffffffff, 681 0x000055e8, 0x00000000, 0xffffffff, 682 0x0000d0bc, 0x00000000, 0xffffffff, 683 0x0000d8bc, 0x00000000, 0xffffffff, 684 0x000015c0, 0x00041401, 0xffffffff, 685 0x0000264c, 0x00040400, 0xffffffff, 686 0x00002648, 0x00040400, 0xffffffff, 687 0x00002650, 0x00040400, 0xffffffff, 688 0x000020b8, 0x00040400, 0xffffffff, 689 0x000020bc, 0x00040400, 0xffffffff, 690 0x000020c0, 0x00040c80, 0xffffffff, 691 0x0000f4a0, 0x000000c0, 0xffffffff, 692 0x0000f4a4, 0x00680000, 0xffffffff, 693 0x00002f50, 0x00000404, 0xffffffff, 694 0x000004c8, 0x00000001, 0xffffffff, 695 0x000064ec, 0x00007ffd, 0xffffffff, 696 0x00000c7c, 0x0000ff00, 0xffffffff, 697 0x00008dfc, 0x0000007f, 0xffffffff 698 }; 699 #define CAYMAN_SYSLS_DISABLE_LENGTH sizeof(cayman_sysls_disable) / (3 * sizeof(u32)) 700 701 static const u32 cayman_sysls_enable[] = 702 { 703 /* Register, Value, Mask bits */ 704 0x000055e8, 0x00000001, 0xffffffff, 705 0x0000d0bc, 0x00000100, 0xffffffff, 706 0x0000d8bc, 0x00000100, 0xffffffff, 707 0x000015c0, 0x000c1401, 0xffffffff, 708 0x0000264c, 0x000c0400, 0xffffffff, 709 0x00002648, 0x000c0400, 0xffffffff, 710 0x00002650, 0x000c0400, 0xffffffff, 711 0x000020b8, 0x000c0400, 0xffffffff, 712 0x000020bc, 0x000c0400, 0xffffffff, 713 0x000020c0, 0x000c0c80, 0xffffffff, 714 0x0000f4a0, 0x000000c0, 0xffffffff, 715 0x0000f4a4, 0x00680fff, 0xffffffff, 716 0x00002f50, 0x00000903, 0xffffffff, 717 0x000004c8, 0x00000000, 0xffffffff, 718 0x000064ec, 0x00000000, 0xffffffff, 719 0x00000c7c, 0x00000000, 0xffffffff, 720 0x00008dfc, 0x00000000, 0xffffffff 721 }; 722 #define CAYMAN_SYSLS_ENABLE_LENGTH sizeof(cayman_sysls_enable) / (3 * sizeof(u32)) 723 724 extern int ni_mc_load_microcode(struct radeon_device *rdev); 725 726 struct ni_power_info *ni_get_pi(struct radeon_device *rdev) 727 { 728 struct ni_power_info *pi = rdev->pm.dpm.priv; 729 730 return pi; 731 } 732 733 struct ni_ps *ni_get_ps(struct radeon_ps *rps) 734 { 735 struct ni_ps *ps = rps->ps_priv; 736 737 return ps; 738 } 739 740 static void ni_calculate_leakage_for_v_and_t_formula(const struct ni_leakage_coeffients *coeff, 741 u16 v, s32 t, 742 u32 ileakage, 743 u32 *leakage) 744 { 745 s64 kt, kv, leakage_w, i_leakage, vddc, temperature; 746 747 i_leakage = div64_s64(drm_int2fixp(ileakage), 1000); 748 vddc = div64_s64(drm_int2fixp(v), 1000); 749 temperature = div64_s64(drm_int2fixp(t), 1000); 750 751 kt = drm_fixp_mul(div64_s64(drm_int2fixp(coeff->at), 1000), 752 drm_fixp_exp(drm_fixp_mul(div64_s64(drm_int2fixp(coeff->bt), 1000), temperature))); 753 kv = drm_fixp_mul(div64_s64(drm_int2fixp(coeff->av), 1000), 754 drm_fixp_exp(drm_fixp_mul(div64_s64(drm_int2fixp(coeff->bv), 1000), vddc))); 755 756 leakage_w = drm_fixp_mul(drm_fixp_mul(drm_fixp_mul(i_leakage, kt), kv), vddc); 757 758 *leakage = drm_fixp2int(leakage_w * 1000); 759 } 760 761 static void ni_calculate_leakage_for_v_and_t(struct radeon_device *rdev, 762 const struct ni_leakage_coeffients *coeff, 763 u16 v, 764 s32 t, 765 u32 i_leakage, 766 u32 *leakage) 767 { 768 ni_calculate_leakage_for_v_and_t_formula(coeff, v, t, i_leakage, leakage); 769 } 770 771 bool ni_dpm_vblank_too_short(struct radeon_device *rdev) 772 { 773 struct rv7xx_power_info *pi = rv770_get_pi(rdev); 774 u32 vblank_time = r600_dpm_get_vblank_time(rdev); 775 /* we never hit the non-gddr5 limit so disable it */ 776 u32 switch_limit = pi->mem_gddr5 ? 450 : 0; 777 778 if (vblank_time < switch_limit) 779 return true; 780 else 781 return false; 782 783 } 784 785 static void ni_apply_state_adjust_rules(struct radeon_device *rdev, 786 struct radeon_ps *rps) 787 { 788 struct ni_ps *ps = ni_get_ps(rps); 789 struct radeon_clock_and_voltage_limits *max_limits; 790 bool disable_mclk_switching; 791 u32 mclk; 792 u16 vddci; 793 int i; 794 795 if ((rdev->pm.dpm.new_active_crtc_count > 1) || 796 ni_dpm_vblank_too_short(rdev)) 797 disable_mclk_switching = true; 798 else 799 disable_mclk_switching = false; 800 801 if (rdev->pm.dpm.ac_power) 802 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac; 803 else 804 max_limits = &rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc; 805 806 if (rdev->pm.dpm.ac_power == false) { 807 for (i = 0; i < ps->performance_level_count; i++) { 808 if (ps->performance_levels[i].mclk > max_limits->mclk) 809 ps->performance_levels[i].mclk = max_limits->mclk; 810 if (ps->performance_levels[i].sclk > max_limits->sclk) 811 ps->performance_levels[i].sclk = max_limits->sclk; 812 if (ps->performance_levels[i].vddc > max_limits->vddc) 813 ps->performance_levels[i].vddc = max_limits->vddc; 814 if (ps->performance_levels[i].vddci > max_limits->vddci) 815 ps->performance_levels[i].vddci = max_limits->vddci; 816 } 817 } 818 819 /* XXX validate the min clocks required for display */ 820 821 /* adjust low state */ 822 if (disable_mclk_switching) { 823 ps->performance_levels[0].mclk = 824 ps->performance_levels[ps->performance_level_count - 1].mclk; 825 ps->performance_levels[0].vddci = 826 ps->performance_levels[ps->performance_level_count - 1].vddci; 827 } 828 829 btc_skip_blacklist_clocks(rdev, max_limits->sclk, max_limits->mclk, 830 &ps->performance_levels[0].sclk, 831 &ps->performance_levels[0].mclk); 832 833 for (i = 1; i < ps->performance_level_count; i++) { 834 if (ps->performance_levels[i].sclk < ps->performance_levels[i - 1].sclk) 835 ps->performance_levels[i].sclk = ps->performance_levels[i - 1].sclk; 836 if (ps->performance_levels[i].vddc < ps->performance_levels[i - 1].vddc) 837 ps->performance_levels[i].vddc = ps->performance_levels[i - 1].vddc; 838 } 839 840 /* adjust remaining states */ 841 if (disable_mclk_switching) { 842 mclk = ps->performance_levels[0].mclk; 843 vddci = ps->performance_levels[0].vddci; 844 for (i = 1; i < ps->performance_level_count; i++) { 845 if (mclk < ps->performance_levels[i].mclk) 846 mclk = ps->performance_levels[i].mclk; 847 if (vddci < ps->performance_levels[i].vddci) 848 vddci = ps->performance_levels[i].vddci; 849 } 850 for (i = 0; i < ps->performance_level_count; i++) { 851 ps->performance_levels[i].mclk = mclk; 852 ps->performance_levels[i].vddci = vddci; 853 } 854 } else { 855 for (i = 1; i < ps->performance_level_count; i++) { 856 if (ps->performance_levels[i].mclk < ps->performance_levels[i - 1].mclk) 857 ps->performance_levels[i].mclk = ps->performance_levels[i - 1].mclk; 858 if (ps->performance_levels[i].vddci < ps->performance_levels[i - 1].vddci) 859 ps->performance_levels[i].vddci = ps->performance_levels[i - 1].vddci; 860 } 861 } 862 863 for (i = 1; i < ps->performance_level_count; i++) 864 btc_skip_blacklist_clocks(rdev, max_limits->sclk, max_limits->mclk, 865 &ps->performance_levels[i].sclk, 866 &ps->performance_levels[i].mclk); 867 868 for (i = 0; i < ps->performance_level_count; i++) 869 btc_adjust_clock_combinations(rdev, max_limits, 870 &ps->performance_levels[i]); 871 872 for (i = 0; i < ps->performance_level_count; i++) { 873 btc_apply_voltage_dependency_rules(&rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk, 874 ps->performance_levels[i].sclk, 875 max_limits->vddc, &ps->performance_levels[i].vddc); 876 btc_apply_voltage_dependency_rules(&rdev->pm.dpm.dyn_state.vddci_dependency_on_mclk, 877 ps->performance_levels[i].mclk, 878 max_limits->vddci, &ps->performance_levels[i].vddci); 879 btc_apply_voltage_dependency_rules(&rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk, 880 ps->performance_levels[i].mclk, 881 max_limits->vddc, &ps->performance_levels[i].vddc); 882 btc_apply_voltage_dependency_rules(&rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk, 883 rdev->clock.current_dispclk, 884 max_limits->vddc, &ps->performance_levels[i].vddc); 885 } 886 887 for (i = 0; i < ps->performance_level_count; i++) { 888 btc_apply_voltage_delta_rules(rdev, 889 max_limits->vddc, max_limits->vddci, 890 &ps->performance_levels[i].vddc, 891 &ps->performance_levels[i].vddci); 892 } 893 894 ps->dc_compatible = true; 895 for (i = 0; i < ps->performance_level_count; i++) { 896 if (ps->performance_levels[i].vddc > rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.vddc) 897 ps->dc_compatible = false; 898 899 if (ps->performance_levels[i].vddc < rdev->pm.dpm.dyn_state.min_vddc_for_pcie_gen2) 900 ps->performance_levels[i].flags &= ~ATOM_PPLIB_R600_FLAGS_PCIEGEN2; 901 } 902 } 903 904 static void ni_cg_clockgating_default(struct radeon_device *rdev) 905 { 906 u32 count; 907 const u32 *ps = NULL; 908 909 ps = (const u32 *)&cayman_cgcg_cgls_default; 910 count = CAYMAN_CGCG_CGLS_DEFAULT_LENGTH; 911 912 btc_program_mgcg_hw_sequence(rdev, ps, count); 913 } 914 915 static void ni_gfx_clockgating_enable(struct radeon_device *rdev, 916 bool enable) 917 { 918 u32 count; 919 const u32 *ps = NULL; 920 921 if (enable) { 922 ps = (const u32 *)&cayman_cgcg_cgls_enable; 923 count = CAYMAN_CGCG_CGLS_ENABLE_LENGTH; 924 } else { 925 ps = (const u32 *)&cayman_cgcg_cgls_disable; 926 count = CAYMAN_CGCG_CGLS_DISABLE_LENGTH; 927 } 928 929 btc_program_mgcg_hw_sequence(rdev, ps, count); 930 } 931 932 static void ni_mg_clockgating_default(struct radeon_device *rdev) 933 { 934 u32 count; 935 const u32 *ps = NULL; 936 937 ps = (const u32 *)&cayman_mgcg_default; 938 count = CAYMAN_MGCG_DEFAULT_LENGTH; 939 940 btc_program_mgcg_hw_sequence(rdev, ps, count); 941 } 942 943 static void ni_mg_clockgating_enable(struct radeon_device *rdev, 944 bool enable) 945 { 946 u32 count; 947 const u32 *ps = NULL; 948 949 if (enable) { 950 ps = (const u32 *)&cayman_mgcg_enable; 951 count = CAYMAN_MGCG_ENABLE_LENGTH; 952 } else { 953 ps = (const u32 *)&cayman_mgcg_disable; 954 count = CAYMAN_MGCG_DISABLE_LENGTH; 955 } 956 957 btc_program_mgcg_hw_sequence(rdev, ps, count); 958 } 959 960 static void ni_ls_clockgating_default(struct radeon_device *rdev) 961 { 962 u32 count; 963 const u32 *ps = NULL; 964 965 ps = (const u32 *)&cayman_sysls_default; 966 count = CAYMAN_SYSLS_DEFAULT_LENGTH; 967 968 btc_program_mgcg_hw_sequence(rdev, ps, count); 969 } 970 971 static void ni_ls_clockgating_enable(struct radeon_device *rdev, 972 bool enable) 973 { 974 u32 count; 975 const u32 *ps = NULL; 976 977 if (enable) { 978 ps = (const u32 *)&cayman_sysls_enable; 979 count = CAYMAN_SYSLS_ENABLE_LENGTH; 980 } else { 981 ps = (const u32 *)&cayman_sysls_disable; 982 count = CAYMAN_SYSLS_DISABLE_LENGTH; 983 } 984 985 btc_program_mgcg_hw_sequence(rdev, ps, count); 986 987 } 988 989 static int ni_patch_single_dependency_table_based_on_leakage(struct radeon_device *rdev, 990 struct radeon_clock_voltage_dependency_table *table) 991 { 992 struct rv7xx_power_info *pi = rv770_get_pi(rdev); 993 u32 i; 994 995 if (table) { 996 for (i = 0; i < table->count; i++) { 997 if (0xff01 == table->entries[i].v) { 998 if (pi->max_vddc == 0) 999 return -EINVAL; 1000 table->entries[i].v = pi->max_vddc; 1001 } 1002 } 1003 } 1004 return 0; 1005 } 1006 1007 static int ni_patch_dependency_tables_based_on_leakage(struct radeon_device *rdev) 1008 { 1009 int ret = 0; 1010 1011 ret = ni_patch_single_dependency_table_based_on_leakage(rdev, 1012 &rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk); 1013 1014 ret = ni_patch_single_dependency_table_based_on_leakage(rdev, 1015 &rdev->pm.dpm.dyn_state.vddc_dependency_on_mclk); 1016 return ret; 1017 } 1018 1019 static void ni_stop_dpm(struct radeon_device *rdev) 1020 { 1021 WREG32_P(GENERAL_PWRMGT, 0, ~GLOBAL_PWRMGT_EN); 1022 } 1023 1024 #if 0 1025 static int ni_notify_hw_of_power_source(struct radeon_device *rdev, 1026 bool ac_power) 1027 { 1028 if (ac_power) 1029 return (rv770_send_msg_to_smc(rdev, PPSMC_MSG_RunningOnAC) == PPSMC_Result_OK) ? 1030 0 : -EINVAL; 1031 1032 return 0; 1033 } 1034 #endif 1035 1036 static PPSMC_Result ni_send_msg_to_smc_with_parameter(struct radeon_device *rdev, 1037 PPSMC_Msg msg, u32 parameter) 1038 { 1039 WREG32(SMC_SCRATCH0, parameter); 1040 return rv770_send_msg_to_smc(rdev, msg); 1041 } 1042 1043 static int ni_restrict_performance_levels_before_switch(struct radeon_device *rdev) 1044 { 1045 if (rv770_send_msg_to_smc(rdev, PPSMC_MSG_NoForcedLevel) != PPSMC_Result_OK) 1046 return -EINVAL; 1047 1048 return (ni_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_SetEnabledLevels, 1) == PPSMC_Result_OK) ? 1049 0 : -EINVAL; 1050 } 1051 1052 int ni_dpm_force_performance_level(struct radeon_device *rdev, 1053 enum radeon_dpm_forced_level level) 1054 { 1055 if (level == RADEON_DPM_FORCED_LEVEL_HIGH) { 1056 if (ni_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_SetEnabledLevels, 0) != PPSMC_Result_OK) 1057 return -EINVAL; 1058 1059 if (ni_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_SetForcedLevels, 1) != PPSMC_Result_OK) 1060 return -EINVAL; 1061 } else if (level == RADEON_DPM_FORCED_LEVEL_LOW) { 1062 if (ni_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_SetForcedLevels, 0) != PPSMC_Result_OK) 1063 return -EINVAL; 1064 1065 if (ni_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_SetEnabledLevels, 1) != PPSMC_Result_OK) 1066 return -EINVAL; 1067 } else if (level == RADEON_DPM_FORCED_LEVEL_AUTO) { 1068 if (ni_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_SetForcedLevels, 0) != PPSMC_Result_OK) 1069 return -EINVAL; 1070 1071 if (ni_send_msg_to_smc_with_parameter(rdev, PPSMC_MSG_SetEnabledLevels, 0) != PPSMC_Result_OK) 1072 return -EINVAL; 1073 } 1074 1075 rdev->pm.dpm.forced_level = level; 1076 1077 return 0; 1078 } 1079 1080 static void ni_stop_smc(struct radeon_device *rdev) 1081 { 1082 u32 tmp; 1083 int i; 1084 1085 for (i = 0; i < rdev->usec_timeout; i++) { 1086 tmp = RREG32(LB_SYNC_RESET_SEL) & LB_SYNC_RESET_SEL_MASK; 1087 if (tmp != 1) 1088 break; 1089 udelay(1); 1090 } 1091 1092 udelay(100); 1093 1094 r7xx_stop_smc(rdev); 1095 } 1096 1097 static int ni_process_firmware_header(struct radeon_device *rdev) 1098 { 1099 struct rv7xx_power_info *pi = rv770_get_pi(rdev); 1100 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev); 1101 struct ni_power_info *ni_pi = ni_get_pi(rdev); 1102 u32 tmp; 1103 int ret; 1104 1105 ret = rv770_read_smc_sram_dword(rdev, 1106 NISLANDS_SMC_FIRMWARE_HEADER_LOCATION + 1107 NISLANDS_SMC_FIRMWARE_HEADER_stateTable, 1108 &tmp, pi->sram_end); 1109 1110 if (ret) 1111 return ret; 1112 1113 pi->state_table_start = (u16)tmp; 1114 1115 ret = rv770_read_smc_sram_dword(rdev, 1116 NISLANDS_SMC_FIRMWARE_HEADER_LOCATION + 1117 NISLANDS_SMC_FIRMWARE_HEADER_softRegisters, 1118 &tmp, pi->sram_end); 1119 1120 if (ret) 1121 return ret; 1122 1123 pi->soft_regs_start = (u16)tmp; 1124 1125 ret = rv770_read_smc_sram_dword(rdev, 1126 NISLANDS_SMC_FIRMWARE_HEADER_LOCATION + 1127 NISLANDS_SMC_FIRMWARE_HEADER_mcRegisterTable, 1128 &tmp, pi->sram_end); 1129 1130 if (ret) 1131 return ret; 1132 1133 eg_pi->mc_reg_table_start = (u16)tmp; 1134 1135 ret = rv770_read_smc_sram_dword(rdev, 1136 NISLANDS_SMC_FIRMWARE_HEADER_LOCATION + 1137 NISLANDS_SMC_FIRMWARE_HEADER_fanTable, 1138 &tmp, pi->sram_end); 1139 1140 if (ret) 1141 return ret; 1142 1143 ni_pi->fan_table_start = (u16)tmp; 1144 1145 ret = rv770_read_smc_sram_dword(rdev, 1146 NISLANDS_SMC_FIRMWARE_HEADER_LOCATION + 1147 NISLANDS_SMC_FIRMWARE_HEADER_mcArbDramAutoRefreshTable, 1148 &tmp, pi->sram_end); 1149 1150 if (ret) 1151 return ret; 1152 1153 ni_pi->arb_table_start = (u16)tmp; 1154 1155 ret = rv770_read_smc_sram_dword(rdev, 1156 NISLANDS_SMC_FIRMWARE_HEADER_LOCATION + 1157 NISLANDS_SMC_FIRMWARE_HEADER_cacTable, 1158 &tmp, pi->sram_end); 1159 1160 if (ret) 1161 return ret; 1162 1163 ni_pi->cac_table_start = (u16)tmp; 1164 1165 ret = rv770_read_smc_sram_dword(rdev, 1166 NISLANDS_SMC_FIRMWARE_HEADER_LOCATION + 1167 NISLANDS_SMC_FIRMWARE_HEADER_spllTable, 1168 &tmp, pi->sram_end); 1169 1170 if (ret) 1171 return ret; 1172 1173 ni_pi->spll_table_start = (u16)tmp; 1174 1175 1176 return ret; 1177 } 1178 1179 static void ni_read_clock_registers(struct radeon_device *rdev) 1180 { 1181 struct ni_power_info *ni_pi = ni_get_pi(rdev); 1182 1183 ni_pi->clock_registers.cg_spll_func_cntl = RREG32(CG_SPLL_FUNC_CNTL); 1184 ni_pi->clock_registers.cg_spll_func_cntl_2 = RREG32(CG_SPLL_FUNC_CNTL_2); 1185 ni_pi->clock_registers.cg_spll_func_cntl_3 = RREG32(CG_SPLL_FUNC_CNTL_3); 1186 ni_pi->clock_registers.cg_spll_func_cntl_4 = RREG32(CG_SPLL_FUNC_CNTL_4); 1187 ni_pi->clock_registers.cg_spll_spread_spectrum = RREG32(CG_SPLL_SPREAD_SPECTRUM); 1188 ni_pi->clock_registers.cg_spll_spread_spectrum_2 = RREG32(CG_SPLL_SPREAD_SPECTRUM_2); 1189 ni_pi->clock_registers.mpll_ad_func_cntl = RREG32(MPLL_AD_FUNC_CNTL); 1190 ni_pi->clock_registers.mpll_ad_func_cntl_2 = RREG32(MPLL_AD_FUNC_CNTL_2); 1191 ni_pi->clock_registers.mpll_dq_func_cntl = RREG32(MPLL_DQ_FUNC_CNTL); 1192 ni_pi->clock_registers.mpll_dq_func_cntl_2 = RREG32(MPLL_DQ_FUNC_CNTL_2); 1193 ni_pi->clock_registers.mclk_pwrmgt_cntl = RREG32(MCLK_PWRMGT_CNTL); 1194 ni_pi->clock_registers.dll_cntl = RREG32(DLL_CNTL); 1195 ni_pi->clock_registers.mpll_ss1 = RREG32(MPLL_SS1); 1196 ni_pi->clock_registers.mpll_ss2 = RREG32(MPLL_SS2); 1197 } 1198 1199 #if 0 1200 static int ni_enter_ulp_state(struct radeon_device *rdev) 1201 { 1202 struct rv7xx_power_info *pi = rv770_get_pi(rdev); 1203 1204 if (pi->gfx_clock_gating) { 1205 WREG32_P(SCLK_PWRMGT_CNTL, 0, ~DYN_GFX_CLK_OFF_EN); 1206 WREG32_P(SCLK_PWRMGT_CNTL, GFX_CLK_FORCE_ON, ~GFX_CLK_FORCE_ON); 1207 WREG32_P(SCLK_PWRMGT_CNTL, 0, ~GFX_CLK_FORCE_ON); 1208 RREG32(GB_ADDR_CONFIG); 1209 } 1210 1211 WREG32_P(SMC_MSG, HOST_SMC_MSG(PPSMC_MSG_SwitchToMinimumPower), 1212 ~HOST_SMC_MSG_MASK); 1213 1214 udelay(25000); 1215 1216 return 0; 1217 } 1218 #endif 1219 1220 static void ni_program_response_times(struct radeon_device *rdev) 1221 { 1222 u32 voltage_response_time, backbias_response_time, acpi_delay_time, vbi_time_out; 1223 u32 vddc_dly, bb_dly, acpi_dly, vbi_dly, mclk_switch_limit; 1224 u32 reference_clock; 1225 1226 rv770_write_smc_soft_register(rdev, NI_SMC_SOFT_REGISTER_mvdd_chg_time, 1); 1227 1228 voltage_response_time = (u32)rdev->pm.dpm.voltage_response_time; 1229 backbias_response_time = (u32)rdev->pm.dpm.backbias_response_time; 1230 1231 if (voltage_response_time == 0) 1232 voltage_response_time = 1000; 1233 1234 if (backbias_response_time == 0) 1235 backbias_response_time = 1000; 1236 1237 acpi_delay_time = 15000; 1238 vbi_time_out = 100000; 1239 1240 reference_clock = radeon_get_xclk(rdev); 1241 1242 vddc_dly = (voltage_response_time * reference_clock) / 1600; 1243 bb_dly = (backbias_response_time * reference_clock) / 1600; 1244 acpi_dly = (acpi_delay_time * reference_clock) / 1600; 1245 vbi_dly = (vbi_time_out * reference_clock) / 1600; 1246 1247 mclk_switch_limit = (460 * reference_clock) / 100; 1248 1249 rv770_write_smc_soft_register(rdev, NI_SMC_SOFT_REGISTER_delay_vreg, vddc_dly); 1250 rv770_write_smc_soft_register(rdev, NI_SMC_SOFT_REGISTER_delay_bbias, bb_dly); 1251 rv770_write_smc_soft_register(rdev, NI_SMC_SOFT_REGISTER_delay_acpi, acpi_dly); 1252 rv770_write_smc_soft_register(rdev, NI_SMC_SOFT_REGISTER_mclk_chg_timeout, vbi_dly); 1253 rv770_write_smc_soft_register(rdev, NI_SMC_SOFT_REGISTER_mc_block_delay, 0xAA); 1254 rv770_write_smc_soft_register(rdev, NI_SMC_SOFT_REGISTER_mclk_switch_lim, mclk_switch_limit); 1255 } 1256 1257 static void ni_populate_smc_voltage_table(struct radeon_device *rdev, 1258 struct atom_voltage_table *voltage_table, 1259 NISLANDS_SMC_STATETABLE *table) 1260 { 1261 unsigned int i; 1262 1263 for (i = 0; i < voltage_table->count; i++) { 1264 table->highSMIO[i] = 0; 1265 table->lowSMIO[i] |= cpu_to_be32(voltage_table->entries[i].smio_low); 1266 } 1267 } 1268 1269 static void ni_populate_smc_voltage_tables(struct radeon_device *rdev, 1270 NISLANDS_SMC_STATETABLE *table) 1271 { 1272 struct rv7xx_power_info *pi = rv770_get_pi(rdev); 1273 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev); 1274 unsigned char i; 1275 1276 if (eg_pi->vddc_voltage_table.count) { 1277 ni_populate_smc_voltage_table(rdev, &eg_pi->vddc_voltage_table, table); 1278 table->voltageMaskTable.highMask[NISLANDS_SMC_VOLTAGEMASK_VDDC] = 0; 1279 table->voltageMaskTable.lowMask[NISLANDS_SMC_VOLTAGEMASK_VDDC] = 1280 cpu_to_be32(eg_pi->vddc_voltage_table.mask_low); 1281 1282 for (i = 0; i < eg_pi->vddc_voltage_table.count; i++) { 1283 if (pi->max_vddc_in_table <= eg_pi->vddc_voltage_table.entries[i].value) { 1284 table->maxVDDCIndexInPPTable = i; 1285 break; 1286 } 1287 } 1288 } 1289 1290 if (eg_pi->vddci_voltage_table.count) { 1291 ni_populate_smc_voltage_table(rdev, &eg_pi->vddci_voltage_table, table); 1292 1293 table->voltageMaskTable.highMask[NISLANDS_SMC_VOLTAGEMASK_VDDCI] = 0; 1294 table->voltageMaskTable.lowMask[NISLANDS_SMC_VOLTAGEMASK_VDDCI] = 1295 cpu_to_be32(eg_pi->vddci_voltage_table.mask_low); 1296 } 1297 } 1298 1299 static int ni_populate_voltage_value(struct radeon_device *rdev, 1300 struct atom_voltage_table *table, 1301 u16 value, 1302 NISLANDS_SMC_VOLTAGE_VALUE *voltage) 1303 { 1304 unsigned int i; 1305 1306 for (i = 0; i < table->count; i++) { 1307 if (value <= table->entries[i].value) { 1308 voltage->index = (u8)i; 1309 voltage->value = cpu_to_be16(table->entries[i].value); 1310 break; 1311 } 1312 } 1313 1314 if (i >= table->count) 1315 return -EINVAL; 1316 1317 return 0; 1318 } 1319 1320 static void ni_populate_mvdd_value(struct radeon_device *rdev, 1321 u32 mclk, 1322 NISLANDS_SMC_VOLTAGE_VALUE *voltage) 1323 { 1324 struct rv7xx_power_info *pi = rv770_get_pi(rdev); 1325 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev); 1326 1327 if (!pi->mvdd_control) { 1328 voltage->index = eg_pi->mvdd_high_index; 1329 voltage->value = cpu_to_be16(MVDD_HIGH_VALUE); 1330 return; 1331 } 1332 1333 if (mclk <= pi->mvdd_split_frequency) { 1334 voltage->index = eg_pi->mvdd_low_index; 1335 voltage->value = cpu_to_be16(MVDD_LOW_VALUE); 1336 } else { 1337 voltage->index = eg_pi->mvdd_high_index; 1338 voltage->value = cpu_to_be16(MVDD_HIGH_VALUE); 1339 } 1340 } 1341 1342 static int ni_get_std_voltage_value(struct radeon_device *rdev, 1343 NISLANDS_SMC_VOLTAGE_VALUE *voltage, 1344 u16 *std_voltage) 1345 { 1346 if (rdev->pm.dpm.dyn_state.cac_leakage_table.entries && 1347 ((u32)voltage->index < rdev->pm.dpm.dyn_state.cac_leakage_table.count)) 1348 *std_voltage = rdev->pm.dpm.dyn_state.cac_leakage_table.entries[voltage->index].vddc; 1349 else 1350 *std_voltage = be16_to_cpu(voltage->value); 1351 1352 return 0; 1353 } 1354 1355 static void ni_populate_std_voltage_value(struct radeon_device *rdev, 1356 u16 value, u8 index, 1357 NISLANDS_SMC_VOLTAGE_VALUE *voltage) 1358 { 1359 voltage->index = index; 1360 voltage->value = cpu_to_be16(value); 1361 } 1362 1363 static u32 ni_get_smc_power_scaling_factor(struct radeon_device *rdev) 1364 { 1365 u32 xclk_period; 1366 u32 xclk = radeon_get_xclk(rdev); 1367 u32 tmp = RREG32(CG_CAC_CTRL) & TID_CNT_MASK; 1368 1369 xclk_period = (1000000000UL / xclk); 1370 xclk_period /= 10000UL; 1371 1372 return tmp * xclk_period; 1373 } 1374 1375 static u32 ni_scale_power_for_smc(u32 power_in_watts, u32 scaling_factor) 1376 { 1377 return (power_in_watts * scaling_factor) << 2; 1378 } 1379 1380 static u32 ni_calculate_power_boost_limit(struct radeon_device *rdev, 1381 struct radeon_ps *radeon_state, 1382 u32 near_tdp_limit) 1383 { 1384 struct ni_ps *state = ni_get_ps(radeon_state); 1385 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev); 1386 struct ni_power_info *ni_pi = ni_get_pi(rdev); 1387 u32 power_boost_limit = 0; 1388 int ret; 1389 1390 if (ni_pi->enable_power_containment && 1391 ni_pi->use_power_boost_limit) { 1392 NISLANDS_SMC_VOLTAGE_VALUE vddc; 1393 u16 std_vddc_med; 1394 u16 std_vddc_high; 1395 u64 tmp, n, d; 1396 1397 if (state->performance_level_count < 3) 1398 return 0; 1399 1400 ret = ni_populate_voltage_value(rdev, &eg_pi->vddc_voltage_table, 1401 state->performance_levels[state->performance_level_count - 2].vddc, 1402 &vddc); 1403 if (ret) 1404 return 0; 1405 1406 ret = ni_get_std_voltage_value(rdev, &vddc, &std_vddc_med); 1407 if (ret) 1408 return 0; 1409 1410 ret = ni_populate_voltage_value(rdev, &eg_pi->vddc_voltage_table, 1411 state->performance_levels[state->performance_level_count - 1].vddc, 1412 &vddc); 1413 if (ret) 1414 return 0; 1415 1416 ret = ni_get_std_voltage_value(rdev, &vddc, &std_vddc_high); 1417 if (ret) 1418 return 0; 1419 1420 n = ((u64)near_tdp_limit * ((u64)std_vddc_med * (u64)std_vddc_med) * 90); 1421 d = ((u64)std_vddc_high * (u64)std_vddc_high * 100); 1422 tmp = div64_u64(n, d); 1423 1424 if (tmp >> 32) 1425 return 0; 1426 power_boost_limit = (u32)tmp; 1427 } 1428 1429 return power_boost_limit; 1430 } 1431 1432 static int ni_calculate_adjusted_tdp_limits(struct radeon_device *rdev, 1433 bool adjust_polarity, 1434 u32 tdp_adjustment, 1435 u32 *tdp_limit, 1436 u32 *near_tdp_limit) 1437 { 1438 if (tdp_adjustment > (u32)rdev->pm.dpm.tdp_od_limit) 1439 return -EINVAL; 1440 1441 if (adjust_polarity) { 1442 *tdp_limit = ((100 + tdp_adjustment) * rdev->pm.dpm.tdp_limit) / 100; 1443 *near_tdp_limit = rdev->pm.dpm.near_tdp_limit + (*tdp_limit - rdev->pm.dpm.tdp_limit); 1444 } else { 1445 *tdp_limit = ((100 - tdp_adjustment) * rdev->pm.dpm.tdp_limit) / 100; 1446 *near_tdp_limit = rdev->pm.dpm.near_tdp_limit - (rdev->pm.dpm.tdp_limit - *tdp_limit); 1447 } 1448 1449 return 0; 1450 } 1451 1452 static int ni_populate_smc_tdp_limits(struct radeon_device *rdev, 1453 struct radeon_ps *radeon_state) 1454 { 1455 struct rv7xx_power_info *pi = rv770_get_pi(rdev); 1456 struct ni_power_info *ni_pi = ni_get_pi(rdev); 1457 1458 if (ni_pi->enable_power_containment) { 1459 NISLANDS_SMC_STATETABLE *smc_table = &ni_pi->smc_statetable; 1460 u32 scaling_factor = ni_get_smc_power_scaling_factor(rdev); 1461 u32 tdp_limit; 1462 u32 near_tdp_limit; 1463 u32 power_boost_limit; 1464 int ret; 1465 1466 if (scaling_factor == 0) 1467 return -EINVAL; 1468 1469 memset(smc_table, 0, sizeof(NISLANDS_SMC_STATETABLE)); 1470 1471 ret = ni_calculate_adjusted_tdp_limits(rdev, 1472 false, /* ??? */ 1473 rdev->pm.dpm.tdp_adjustment, 1474 &tdp_limit, 1475 &near_tdp_limit); 1476 if (ret) 1477 return ret; 1478 1479 power_boost_limit = ni_calculate_power_boost_limit(rdev, radeon_state, 1480 near_tdp_limit); 1481 1482 smc_table->dpm2Params.TDPLimit = 1483 cpu_to_be32(ni_scale_power_for_smc(tdp_limit, scaling_factor)); 1484 smc_table->dpm2Params.NearTDPLimit = 1485 cpu_to_be32(ni_scale_power_for_smc(near_tdp_limit, scaling_factor)); 1486 smc_table->dpm2Params.SafePowerLimit = 1487 cpu_to_be32(ni_scale_power_for_smc((near_tdp_limit * NISLANDS_DPM2_TDP_SAFE_LIMIT_PERCENT) / 100, 1488 scaling_factor)); 1489 smc_table->dpm2Params.PowerBoostLimit = 1490 cpu_to_be32(ni_scale_power_for_smc(power_boost_limit, scaling_factor)); 1491 1492 ret = rv770_copy_bytes_to_smc(rdev, 1493 (u16)(pi->state_table_start + offsetof(NISLANDS_SMC_STATETABLE, dpm2Params) + 1494 offsetof(PP_NIslands_DPM2Parameters, TDPLimit)), 1495 (u8 *)(&smc_table->dpm2Params.TDPLimit), 1496 sizeof(u32) * 4, pi->sram_end); 1497 if (ret) 1498 return ret; 1499 } 1500 1501 return 0; 1502 } 1503 1504 int ni_copy_and_switch_arb_sets(struct radeon_device *rdev, 1505 u32 arb_freq_src, u32 arb_freq_dest) 1506 { 1507 u32 mc_arb_dram_timing; 1508 u32 mc_arb_dram_timing2; 1509 u32 burst_time; 1510 u32 mc_cg_config; 1511 1512 switch (arb_freq_src) { 1513 case MC_CG_ARB_FREQ_F0: 1514 mc_arb_dram_timing = RREG32(MC_ARB_DRAM_TIMING); 1515 mc_arb_dram_timing2 = RREG32(MC_ARB_DRAM_TIMING2); 1516 burst_time = (RREG32(MC_ARB_BURST_TIME) & STATE0_MASK) >> STATE0_SHIFT; 1517 break; 1518 case MC_CG_ARB_FREQ_F1: 1519 mc_arb_dram_timing = RREG32(MC_ARB_DRAM_TIMING_1); 1520 mc_arb_dram_timing2 = RREG32(MC_ARB_DRAM_TIMING2_1); 1521 burst_time = (RREG32(MC_ARB_BURST_TIME) & STATE1_MASK) >> STATE1_SHIFT; 1522 break; 1523 case MC_CG_ARB_FREQ_F2: 1524 mc_arb_dram_timing = RREG32(MC_ARB_DRAM_TIMING_2); 1525 mc_arb_dram_timing2 = RREG32(MC_ARB_DRAM_TIMING2_2); 1526 burst_time = (RREG32(MC_ARB_BURST_TIME) & STATE2_MASK) >> STATE2_SHIFT; 1527 break; 1528 case MC_CG_ARB_FREQ_F3: 1529 mc_arb_dram_timing = RREG32(MC_ARB_DRAM_TIMING_3); 1530 mc_arb_dram_timing2 = RREG32(MC_ARB_DRAM_TIMING2_3); 1531 burst_time = (RREG32(MC_ARB_BURST_TIME) & STATE3_MASK) >> STATE3_SHIFT; 1532 break; 1533 default: 1534 return -EINVAL; 1535 } 1536 1537 switch (arb_freq_dest) { 1538 case MC_CG_ARB_FREQ_F0: 1539 WREG32(MC_ARB_DRAM_TIMING, mc_arb_dram_timing); 1540 WREG32(MC_ARB_DRAM_TIMING2, mc_arb_dram_timing2); 1541 WREG32_P(MC_ARB_BURST_TIME, STATE0(burst_time), ~STATE0_MASK); 1542 break; 1543 case MC_CG_ARB_FREQ_F1: 1544 WREG32(MC_ARB_DRAM_TIMING_1, mc_arb_dram_timing); 1545 WREG32(MC_ARB_DRAM_TIMING2_1, mc_arb_dram_timing2); 1546 WREG32_P(MC_ARB_BURST_TIME, STATE1(burst_time), ~STATE1_MASK); 1547 break; 1548 case MC_CG_ARB_FREQ_F2: 1549 WREG32(MC_ARB_DRAM_TIMING_2, mc_arb_dram_timing); 1550 WREG32(MC_ARB_DRAM_TIMING2_2, mc_arb_dram_timing2); 1551 WREG32_P(MC_ARB_BURST_TIME, STATE2(burst_time), ~STATE2_MASK); 1552 break; 1553 case MC_CG_ARB_FREQ_F3: 1554 WREG32(MC_ARB_DRAM_TIMING_3, mc_arb_dram_timing); 1555 WREG32(MC_ARB_DRAM_TIMING2_3, mc_arb_dram_timing2); 1556 WREG32_P(MC_ARB_BURST_TIME, STATE3(burst_time), ~STATE3_MASK); 1557 break; 1558 default: 1559 return -EINVAL; 1560 } 1561 1562 mc_cg_config = RREG32(MC_CG_CONFIG) | 0x0000000F; 1563 WREG32(MC_CG_CONFIG, mc_cg_config); 1564 WREG32_P(MC_ARB_CG, CG_ARB_REQ(arb_freq_dest), ~CG_ARB_REQ_MASK); 1565 1566 return 0; 1567 } 1568 1569 static int ni_init_arb_table_index(struct radeon_device *rdev) 1570 { 1571 struct rv7xx_power_info *pi = rv770_get_pi(rdev); 1572 struct ni_power_info *ni_pi = ni_get_pi(rdev); 1573 u32 tmp; 1574 int ret; 1575 1576 ret = rv770_read_smc_sram_dword(rdev, ni_pi->arb_table_start, 1577 &tmp, pi->sram_end); 1578 if (ret) 1579 return ret; 1580 1581 tmp &= 0x00FFFFFF; 1582 tmp |= ((u32)MC_CG_ARB_FREQ_F1) << 24; 1583 1584 return rv770_write_smc_sram_dword(rdev, ni_pi->arb_table_start, 1585 tmp, pi->sram_end); 1586 } 1587 1588 static int ni_initial_switch_from_arb_f0_to_f1(struct radeon_device *rdev) 1589 { 1590 return ni_copy_and_switch_arb_sets(rdev, MC_CG_ARB_FREQ_F0, MC_CG_ARB_FREQ_F1); 1591 } 1592 1593 static int ni_force_switch_to_arb_f0(struct radeon_device *rdev) 1594 { 1595 struct rv7xx_power_info *pi = rv770_get_pi(rdev); 1596 struct ni_power_info *ni_pi = ni_get_pi(rdev); 1597 u32 tmp; 1598 int ret; 1599 1600 ret = rv770_read_smc_sram_dword(rdev, ni_pi->arb_table_start, 1601 &tmp, pi->sram_end); 1602 if (ret) 1603 return ret; 1604 1605 tmp = (tmp >> 24) & 0xff; 1606 1607 if (tmp == MC_CG_ARB_FREQ_F0) 1608 return 0; 1609 1610 return ni_copy_and_switch_arb_sets(rdev, tmp, MC_CG_ARB_FREQ_F0); 1611 } 1612 1613 static int ni_populate_memory_timing_parameters(struct radeon_device *rdev, 1614 struct rv7xx_pl *pl, 1615 SMC_NIslands_MCArbDramTimingRegisterSet *arb_regs) 1616 { 1617 u32 dram_timing; 1618 u32 dram_timing2; 1619 1620 arb_regs->mc_arb_rfsh_rate = 1621 (u8)rv770_calculate_memory_refresh_rate(rdev, pl->sclk); 1622 1623 1624 radeon_atom_set_engine_dram_timings(rdev, pl->sclk, pl->mclk); 1625 1626 dram_timing = RREG32(MC_ARB_DRAM_TIMING); 1627 dram_timing2 = RREG32(MC_ARB_DRAM_TIMING2); 1628 1629 arb_regs->mc_arb_dram_timing = cpu_to_be32(dram_timing); 1630 arb_regs->mc_arb_dram_timing2 = cpu_to_be32(dram_timing2); 1631 1632 return 0; 1633 } 1634 1635 static int ni_do_program_memory_timing_parameters(struct radeon_device *rdev, 1636 struct radeon_ps *radeon_state, 1637 unsigned int first_arb_set) 1638 { 1639 struct rv7xx_power_info *pi = rv770_get_pi(rdev); 1640 struct ni_power_info *ni_pi = ni_get_pi(rdev); 1641 struct ni_ps *state = ni_get_ps(radeon_state); 1642 SMC_NIslands_MCArbDramTimingRegisterSet arb_regs = { 0 }; 1643 int i, ret = 0; 1644 1645 for (i = 0; i < state->performance_level_count; i++) { 1646 ret = ni_populate_memory_timing_parameters(rdev, &state->performance_levels[i], &arb_regs); 1647 if (ret) 1648 break; 1649 1650 ret = rv770_copy_bytes_to_smc(rdev, 1651 (u16)(ni_pi->arb_table_start + 1652 offsetof(SMC_NIslands_MCArbDramTimingRegisters, data) + 1653 sizeof(SMC_NIslands_MCArbDramTimingRegisterSet) * (first_arb_set + i)), 1654 (u8 *)&arb_regs, 1655 (u16)sizeof(SMC_NIslands_MCArbDramTimingRegisterSet), 1656 pi->sram_end); 1657 if (ret) 1658 break; 1659 } 1660 return ret; 1661 } 1662 1663 static int ni_program_memory_timing_parameters(struct radeon_device *rdev, 1664 struct radeon_ps *radeon_new_state) 1665 { 1666 return ni_do_program_memory_timing_parameters(rdev, radeon_new_state, 1667 NISLANDS_DRIVER_STATE_ARB_INDEX); 1668 } 1669 1670 static void ni_populate_initial_mvdd_value(struct radeon_device *rdev, 1671 struct NISLANDS_SMC_VOLTAGE_VALUE *voltage) 1672 { 1673 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev); 1674 1675 voltage->index = eg_pi->mvdd_high_index; 1676 voltage->value = cpu_to_be16(MVDD_HIGH_VALUE); 1677 } 1678 1679 static int ni_populate_smc_initial_state(struct radeon_device *rdev, 1680 struct radeon_ps *radeon_initial_state, 1681 NISLANDS_SMC_STATETABLE *table) 1682 { 1683 struct ni_ps *initial_state = ni_get_ps(radeon_initial_state); 1684 struct rv7xx_power_info *pi = rv770_get_pi(rdev); 1685 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev); 1686 struct ni_power_info *ni_pi = ni_get_pi(rdev); 1687 u32 reg; 1688 int ret; 1689 1690 table->initialState.levels[0].mclk.vMPLL_AD_FUNC_CNTL = 1691 cpu_to_be32(ni_pi->clock_registers.mpll_ad_func_cntl); 1692 table->initialState.levels[0].mclk.vMPLL_AD_FUNC_CNTL_2 = 1693 cpu_to_be32(ni_pi->clock_registers.mpll_ad_func_cntl_2); 1694 table->initialState.levels[0].mclk.vMPLL_DQ_FUNC_CNTL = 1695 cpu_to_be32(ni_pi->clock_registers.mpll_dq_func_cntl); 1696 table->initialState.levels[0].mclk.vMPLL_DQ_FUNC_CNTL_2 = 1697 cpu_to_be32(ni_pi->clock_registers.mpll_dq_func_cntl_2); 1698 table->initialState.levels[0].mclk.vMCLK_PWRMGT_CNTL = 1699 cpu_to_be32(ni_pi->clock_registers.mclk_pwrmgt_cntl); 1700 table->initialState.levels[0].mclk.vDLL_CNTL = 1701 cpu_to_be32(ni_pi->clock_registers.dll_cntl); 1702 table->initialState.levels[0].mclk.vMPLL_SS = 1703 cpu_to_be32(ni_pi->clock_registers.mpll_ss1); 1704 table->initialState.levels[0].mclk.vMPLL_SS2 = 1705 cpu_to_be32(ni_pi->clock_registers.mpll_ss2); 1706 table->initialState.levels[0].mclk.mclk_value = 1707 cpu_to_be32(initial_state->performance_levels[0].mclk); 1708 1709 table->initialState.levels[0].sclk.vCG_SPLL_FUNC_CNTL = 1710 cpu_to_be32(ni_pi->clock_registers.cg_spll_func_cntl); 1711 table->initialState.levels[0].sclk.vCG_SPLL_FUNC_CNTL_2 = 1712 cpu_to_be32(ni_pi->clock_registers.cg_spll_func_cntl_2); 1713 table->initialState.levels[0].sclk.vCG_SPLL_FUNC_CNTL_3 = 1714 cpu_to_be32(ni_pi->clock_registers.cg_spll_func_cntl_3); 1715 table->initialState.levels[0].sclk.vCG_SPLL_FUNC_CNTL_4 = 1716 cpu_to_be32(ni_pi->clock_registers.cg_spll_func_cntl_4); 1717 table->initialState.levels[0].sclk.vCG_SPLL_SPREAD_SPECTRUM = 1718 cpu_to_be32(ni_pi->clock_registers.cg_spll_spread_spectrum); 1719 table->initialState.levels[0].sclk.vCG_SPLL_SPREAD_SPECTRUM_2 = 1720 cpu_to_be32(ni_pi->clock_registers.cg_spll_spread_spectrum_2); 1721 table->initialState.levels[0].sclk.sclk_value = 1722 cpu_to_be32(initial_state->performance_levels[0].sclk); 1723 table->initialState.levels[0].arbRefreshState = 1724 NISLANDS_INITIAL_STATE_ARB_INDEX; 1725 1726 table->initialState.levels[0].ACIndex = 0; 1727 1728 ret = ni_populate_voltage_value(rdev, &eg_pi->vddc_voltage_table, 1729 initial_state->performance_levels[0].vddc, 1730 &table->initialState.levels[0].vddc); 1731 if (!ret) { 1732 u16 std_vddc; 1733 1734 ret = ni_get_std_voltage_value(rdev, 1735 &table->initialState.levels[0].vddc, 1736 &std_vddc); 1737 if (!ret) 1738 ni_populate_std_voltage_value(rdev, std_vddc, 1739 table->initialState.levels[0].vddc.index, 1740 &table->initialState.levels[0].std_vddc); 1741 } 1742 1743 if (eg_pi->vddci_control) 1744 ni_populate_voltage_value(rdev, 1745 &eg_pi->vddci_voltage_table, 1746 initial_state->performance_levels[0].vddci, 1747 &table->initialState.levels[0].vddci); 1748 1749 ni_populate_initial_mvdd_value(rdev, &table->initialState.levels[0].mvdd); 1750 1751 reg = CG_R(0xffff) | CG_L(0); 1752 table->initialState.levels[0].aT = cpu_to_be32(reg); 1753 1754 table->initialState.levels[0].bSP = cpu_to_be32(pi->dsp); 1755 1756 if (pi->boot_in_gen2) 1757 table->initialState.levels[0].gen2PCIE = 1; 1758 else 1759 table->initialState.levels[0].gen2PCIE = 0; 1760 1761 if (pi->mem_gddr5) { 1762 table->initialState.levels[0].strobeMode = 1763 cypress_get_strobe_mode_settings(rdev, 1764 initial_state->performance_levels[0].mclk); 1765 1766 if (initial_state->performance_levels[0].mclk > pi->mclk_edc_enable_threshold) 1767 table->initialState.levels[0].mcFlags = NISLANDS_SMC_MC_EDC_RD_FLAG | NISLANDS_SMC_MC_EDC_WR_FLAG; 1768 else 1769 table->initialState.levels[0].mcFlags = 0; 1770 } 1771 1772 table->initialState.levelCount = 1; 1773 1774 table->initialState.flags |= PPSMC_SWSTATE_FLAG_DC; 1775 1776 table->initialState.levels[0].dpm2.MaxPS = 0; 1777 table->initialState.levels[0].dpm2.NearTDPDec = 0; 1778 table->initialState.levels[0].dpm2.AboveSafeInc = 0; 1779 table->initialState.levels[0].dpm2.BelowSafeInc = 0; 1780 1781 reg = MIN_POWER_MASK | MAX_POWER_MASK; 1782 table->initialState.levels[0].SQPowerThrottle = cpu_to_be32(reg); 1783 1784 reg = MAX_POWER_DELTA_MASK | STI_SIZE_MASK | LTI_RATIO_MASK; 1785 table->initialState.levels[0].SQPowerThrottle_2 = cpu_to_be32(reg); 1786 1787 return 0; 1788 } 1789 1790 static int ni_populate_smc_acpi_state(struct radeon_device *rdev, 1791 NISLANDS_SMC_STATETABLE *table) 1792 { 1793 struct rv7xx_power_info *pi = rv770_get_pi(rdev); 1794 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev); 1795 struct ni_power_info *ni_pi = ni_get_pi(rdev); 1796 u32 mpll_ad_func_cntl = ni_pi->clock_registers.mpll_ad_func_cntl; 1797 u32 mpll_ad_func_cntl_2 = ni_pi->clock_registers.mpll_ad_func_cntl_2; 1798 u32 mpll_dq_func_cntl = ni_pi->clock_registers.mpll_dq_func_cntl; 1799 u32 mpll_dq_func_cntl_2 = ni_pi->clock_registers.mpll_dq_func_cntl_2; 1800 u32 spll_func_cntl = ni_pi->clock_registers.cg_spll_func_cntl; 1801 u32 spll_func_cntl_2 = ni_pi->clock_registers.cg_spll_func_cntl_2; 1802 u32 spll_func_cntl_3 = ni_pi->clock_registers.cg_spll_func_cntl_3; 1803 u32 spll_func_cntl_4 = ni_pi->clock_registers.cg_spll_func_cntl_4; 1804 u32 mclk_pwrmgt_cntl = ni_pi->clock_registers.mclk_pwrmgt_cntl; 1805 u32 dll_cntl = ni_pi->clock_registers.dll_cntl; 1806 u32 reg; 1807 int ret; 1808 1809 table->ACPIState = table->initialState; 1810 1811 table->ACPIState.flags &= ~PPSMC_SWSTATE_FLAG_DC; 1812 1813 if (pi->acpi_vddc) { 1814 ret = ni_populate_voltage_value(rdev, 1815 &eg_pi->vddc_voltage_table, 1816 pi->acpi_vddc, &table->ACPIState.levels[0].vddc); 1817 if (!ret) { 1818 u16 std_vddc; 1819 1820 ret = ni_get_std_voltage_value(rdev, 1821 &table->ACPIState.levels[0].vddc, &std_vddc); 1822 if (!ret) 1823 ni_populate_std_voltage_value(rdev, std_vddc, 1824 table->ACPIState.levels[0].vddc.index, 1825 &table->ACPIState.levels[0].std_vddc); 1826 } 1827 1828 if (pi->pcie_gen2) { 1829 if (pi->acpi_pcie_gen2) 1830 table->ACPIState.levels[0].gen2PCIE = 1; 1831 else 1832 table->ACPIState.levels[0].gen2PCIE = 0; 1833 } else { 1834 table->ACPIState.levels[0].gen2PCIE = 0; 1835 } 1836 } else { 1837 ret = ni_populate_voltage_value(rdev, 1838 &eg_pi->vddc_voltage_table, 1839 pi->min_vddc_in_table, 1840 &table->ACPIState.levels[0].vddc); 1841 if (!ret) { 1842 u16 std_vddc; 1843 1844 ret = ni_get_std_voltage_value(rdev, 1845 &table->ACPIState.levels[0].vddc, 1846 &std_vddc); 1847 if (!ret) 1848 ni_populate_std_voltage_value(rdev, std_vddc, 1849 table->ACPIState.levels[0].vddc.index, 1850 &table->ACPIState.levels[0].std_vddc); 1851 } 1852 table->ACPIState.levels[0].gen2PCIE = 0; 1853 } 1854 1855 if (eg_pi->acpi_vddci) { 1856 if (eg_pi->vddci_control) 1857 ni_populate_voltage_value(rdev, 1858 &eg_pi->vddci_voltage_table, 1859 eg_pi->acpi_vddci, 1860 &table->ACPIState.levels[0].vddci); 1861 } 1862 1863 1864 mpll_ad_func_cntl &= ~PDNB; 1865 1866 mpll_ad_func_cntl_2 |= BIAS_GEN_PDNB | RESET_EN; 1867 1868 if (pi->mem_gddr5) 1869 mpll_dq_func_cntl &= ~PDNB; 1870 mpll_dq_func_cntl_2 |= BIAS_GEN_PDNB | RESET_EN | BYPASS; 1871 1872 1873 mclk_pwrmgt_cntl |= (MRDCKA0_RESET | 1874 MRDCKA1_RESET | 1875 MRDCKB0_RESET | 1876 MRDCKB1_RESET | 1877 MRDCKC0_RESET | 1878 MRDCKC1_RESET | 1879 MRDCKD0_RESET | 1880 MRDCKD1_RESET); 1881 1882 mclk_pwrmgt_cntl &= ~(MRDCKA0_PDNB | 1883 MRDCKA1_PDNB | 1884 MRDCKB0_PDNB | 1885 MRDCKB1_PDNB | 1886 MRDCKC0_PDNB | 1887 MRDCKC1_PDNB | 1888 MRDCKD0_PDNB | 1889 MRDCKD1_PDNB); 1890 1891 dll_cntl |= (MRDCKA0_BYPASS | 1892 MRDCKA1_BYPASS | 1893 MRDCKB0_BYPASS | 1894 MRDCKB1_BYPASS | 1895 MRDCKC0_BYPASS | 1896 MRDCKC1_BYPASS | 1897 MRDCKD0_BYPASS | 1898 MRDCKD1_BYPASS); 1899 1900 spll_func_cntl_2 &= ~SCLK_MUX_SEL_MASK; 1901 spll_func_cntl_2 |= SCLK_MUX_SEL(4); 1902 1903 table->ACPIState.levels[0].mclk.vMPLL_AD_FUNC_CNTL = cpu_to_be32(mpll_ad_func_cntl); 1904 table->ACPIState.levels[0].mclk.vMPLL_AD_FUNC_CNTL_2 = cpu_to_be32(mpll_ad_func_cntl_2); 1905 table->ACPIState.levels[0].mclk.vMPLL_DQ_FUNC_CNTL = cpu_to_be32(mpll_dq_func_cntl); 1906 table->ACPIState.levels[0].mclk.vMPLL_DQ_FUNC_CNTL_2 = cpu_to_be32(mpll_dq_func_cntl_2); 1907 table->ACPIState.levels[0].mclk.vMCLK_PWRMGT_CNTL = cpu_to_be32(mclk_pwrmgt_cntl); 1908 table->ACPIState.levels[0].mclk.vDLL_CNTL = cpu_to_be32(dll_cntl); 1909 1910 table->ACPIState.levels[0].mclk.mclk_value = 0; 1911 1912 table->ACPIState.levels[0].sclk.vCG_SPLL_FUNC_CNTL = cpu_to_be32(spll_func_cntl); 1913 table->ACPIState.levels[0].sclk.vCG_SPLL_FUNC_CNTL_2 = cpu_to_be32(spll_func_cntl_2); 1914 table->ACPIState.levels[0].sclk.vCG_SPLL_FUNC_CNTL_3 = cpu_to_be32(spll_func_cntl_3); 1915 table->ACPIState.levels[0].sclk.vCG_SPLL_FUNC_CNTL_4 = cpu_to_be32(spll_func_cntl_4); 1916 1917 table->ACPIState.levels[0].sclk.sclk_value = 0; 1918 1919 ni_populate_mvdd_value(rdev, 0, &table->ACPIState.levels[0].mvdd); 1920 1921 if (eg_pi->dynamic_ac_timing) 1922 table->ACPIState.levels[0].ACIndex = 1; 1923 1924 table->ACPIState.levels[0].dpm2.MaxPS = 0; 1925 table->ACPIState.levels[0].dpm2.NearTDPDec = 0; 1926 table->ACPIState.levels[0].dpm2.AboveSafeInc = 0; 1927 table->ACPIState.levels[0].dpm2.BelowSafeInc = 0; 1928 1929 reg = MIN_POWER_MASK | MAX_POWER_MASK; 1930 table->ACPIState.levels[0].SQPowerThrottle = cpu_to_be32(reg); 1931 1932 reg = MAX_POWER_DELTA_MASK | STI_SIZE_MASK | LTI_RATIO_MASK; 1933 table->ACPIState.levels[0].SQPowerThrottle_2 = cpu_to_be32(reg); 1934 1935 return 0; 1936 } 1937 1938 static int ni_init_smc_table(struct radeon_device *rdev) 1939 { 1940 struct rv7xx_power_info *pi = rv770_get_pi(rdev); 1941 struct ni_power_info *ni_pi = ni_get_pi(rdev); 1942 int ret; 1943 struct radeon_ps *radeon_boot_state = rdev->pm.dpm.boot_ps; 1944 NISLANDS_SMC_STATETABLE *table = &ni_pi->smc_statetable; 1945 1946 memset(table, 0, sizeof(NISLANDS_SMC_STATETABLE)); 1947 1948 ni_populate_smc_voltage_tables(rdev, table); 1949 1950 switch (rdev->pm.int_thermal_type) { 1951 case THERMAL_TYPE_NI: 1952 case THERMAL_TYPE_EMC2103_WITH_INTERNAL: 1953 table->thermalProtectType = PPSMC_THERMAL_PROTECT_TYPE_INTERNAL; 1954 break; 1955 case THERMAL_TYPE_NONE: 1956 table->thermalProtectType = PPSMC_THERMAL_PROTECT_TYPE_NONE; 1957 break; 1958 default: 1959 table->thermalProtectType = PPSMC_THERMAL_PROTECT_TYPE_EXTERNAL; 1960 break; 1961 } 1962 1963 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_HARDWAREDC) 1964 table->systemFlags |= PPSMC_SYSTEMFLAG_GPIO_DC; 1965 1966 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_REGULATOR_HOT) 1967 table->systemFlags |= PPSMC_SYSTEMFLAG_REGULATOR_HOT; 1968 1969 if (rdev->pm.dpm.platform_caps & ATOM_PP_PLATFORM_CAP_STEPVDDC) 1970 table->systemFlags |= PPSMC_SYSTEMFLAG_STEPVDDC; 1971 1972 if (pi->mem_gddr5) 1973 table->systemFlags |= PPSMC_SYSTEMFLAG_GDDR5; 1974 1975 ret = ni_populate_smc_initial_state(rdev, radeon_boot_state, table); 1976 if (ret) 1977 return ret; 1978 1979 ret = ni_populate_smc_acpi_state(rdev, table); 1980 if (ret) 1981 return ret; 1982 1983 table->driverState = table->initialState; 1984 1985 table->ULVState = table->initialState; 1986 1987 ret = ni_do_program_memory_timing_parameters(rdev, radeon_boot_state, 1988 NISLANDS_INITIAL_STATE_ARB_INDEX); 1989 if (ret) 1990 return ret; 1991 1992 return rv770_copy_bytes_to_smc(rdev, pi->state_table_start, (u8 *)table, 1993 sizeof(NISLANDS_SMC_STATETABLE), pi->sram_end); 1994 } 1995 1996 static int ni_calculate_sclk_params(struct radeon_device *rdev, 1997 u32 engine_clock, 1998 NISLANDS_SMC_SCLK_VALUE *sclk) 1999 { 2000 struct rv7xx_power_info *pi = rv770_get_pi(rdev); 2001 struct ni_power_info *ni_pi = ni_get_pi(rdev); 2002 struct atom_clock_dividers dividers; 2003 u32 spll_func_cntl = ni_pi->clock_registers.cg_spll_func_cntl; 2004 u32 spll_func_cntl_2 = ni_pi->clock_registers.cg_spll_func_cntl_2; 2005 u32 spll_func_cntl_3 = ni_pi->clock_registers.cg_spll_func_cntl_3; 2006 u32 spll_func_cntl_4 = ni_pi->clock_registers.cg_spll_func_cntl_4; 2007 u32 cg_spll_spread_spectrum = ni_pi->clock_registers.cg_spll_spread_spectrum; 2008 u32 cg_spll_spread_spectrum_2 = ni_pi->clock_registers.cg_spll_spread_spectrum_2; 2009 u64 tmp; 2010 u32 reference_clock = rdev->clock.spll.reference_freq; 2011 u32 reference_divider; 2012 u32 fbdiv; 2013 int ret; 2014 2015 ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM, 2016 engine_clock, false, ÷rs); 2017 if (ret) 2018 return ret; 2019 2020 reference_divider = 1 + dividers.ref_div; 2021 2022 2023 tmp = (u64) engine_clock * reference_divider * dividers.post_div * 16834; 2024 do_div(tmp, reference_clock); 2025 fbdiv = (u32) tmp; 2026 2027 spll_func_cntl &= ~(SPLL_PDIV_A_MASK | SPLL_REF_DIV_MASK); 2028 spll_func_cntl |= SPLL_REF_DIV(dividers.ref_div); 2029 spll_func_cntl |= SPLL_PDIV_A(dividers.post_div); 2030 2031 spll_func_cntl_2 &= ~SCLK_MUX_SEL_MASK; 2032 spll_func_cntl_2 |= SCLK_MUX_SEL(2); 2033 2034 spll_func_cntl_3 &= ~SPLL_FB_DIV_MASK; 2035 spll_func_cntl_3 |= SPLL_FB_DIV(fbdiv); 2036 spll_func_cntl_3 |= SPLL_DITHEN; 2037 2038 if (pi->sclk_ss) { 2039 struct radeon_atom_ss ss; 2040 u32 vco_freq = engine_clock * dividers.post_div; 2041 2042 if (radeon_atombios_get_asic_ss_info(rdev, &ss, 2043 ASIC_INTERNAL_ENGINE_SS, vco_freq)) { 2044 u32 clk_s = reference_clock * 5 / (reference_divider * ss.rate); 2045 u32 clk_v = 4 * ss.percentage * fbdiv / (clk_s * 10000); 2046 2047 cg_spll_spread_spectrum &= ~CLK_S_MASK; 2048 cg_spll_spread_spectrum |= CLK_S(clk_s); 2049 cg_spll_spread_spectrum |= SSEN; 2050 2051 cg_spll_spread_spectrum_2 &= ~CLK_V_MASK; 2052 cg_spll_spread_spectrum_2 |= CLK_V(clk_v); 2053 } 2054 } 2055 2056 sclk->sclk_value = engine_clock; 2057 sclk->vCG_SPLL_FUNC_CNTL = spll_func_cntl; 2058 sclk->vCG_SPLL_FUNC_CNTL_2 = spll_func_cntl_2; 2059 sclk->vCG_SPLL_FUNC_CNTL_3 = spll_func_cntl_3; 2060 sclk->vCG_SPLL_FUNC_CNTL_4 = spll_func_cntl_4; 2061 sclk->vCG_SPLL_SPREAD_SPECTRUM = cg_spll_spread_spectrum; 2062 sclk->vCG_SPLL_SPREAD_SPECTRUM_2 = cg_spll_spread_spectrum_2; 2063 2064 return 0; 2065 } 2066 2067 static int ni_populate_sclk_value(struct radeon_device *rdev, 2068 u32 engine_clock, 2069 NISLANDS_SMC_SCLK_VALUE *sclk) 2070 { 2071 NISLANDS_SMC_SCLK_VALUE sclk_tmp; 2072 int ret; 2073 2074 ret = ni_calculate_sclk_params(rdev, engine_clock, &sclk_tmp); 2075 if (!ret) { 2076 sclk->sclk_value = cpu_to_be32(sclk_tmp.sclk_value); 2077 sclk->vCG_SPLL_FUNC_CNTL = cpu_to_be32(sclk_tmp.vCG_SPLL_FUNC_CNTL); 2078 sclk->vCG_SPLL_FUNC_CNTL_2 = cpu_to_be32(sclk_tmp.vCG_SPLL_FUNC_CNTL_2); 2079 sclk->vCG_SPLL_FUNC_CNTL_3 = cpu_to_be32(sclk_tmp.vCG_SPLL_FUNC_CNTL_3); 2080 sclk->vCG_SPLL_FUNC_CNTL_4 = cpu_to_be32(sclk_tmp.vCG_SPLL_FUNC_CNTL_4); 2081 sclk->vCG_SPLL_SPREAD_SPECTRUM = cpu_to_be32(sclk_tmp.vCG_SPLL_SPREAD_SPECTRUM); 2082 sclk->vCG_SPLL_SPREAD_SPECTRUM_2 = cpu_to_be32(sclk_tmp.vCG_SPLL_SPREAD_SPECTRUM_2); 2083 } 2084 2085 return ret; 2086 } 2087 2088 static int ni_init_smc_spll_table(struct radeon_device *rdev) 2089 { 2090 struct rv7xx_power_info *pi = rv770_get_pi(rdev); 2091 struct ni_power_info *ni_pi = ni_get_pi(rdev); 2092 SMC_NISLANDS_SPLL_DIV_TABLE *spll_table; 2093 NISLANDS_SMC_SCLK_VALUE sclk_params; 2094 u32 fb_div; 2095 u32 p_div; 2096 u32 clk_s; 2097 u32 clk_v; 2098 u32 sclk = 0; 2099 int i, ret; 2100 u32 tmp; 2101 2102 if (ni_pi->spll_table_start == 0) 2103 return -EINVAL; 2104 2105 spll_table = kzalloc(sizeof(SMC_NISLANDS_SPLL_DIV_TABLE), GFP_KERNEL); 2106 if (spll_table == NULL) 2107 return -ENOMEM; 2108 2109 for (i = 0; i < 256; i++) { 2110 ret = ni_calculate_sclk_params(rdev, sclk, &sclk_params); 2111 if (ret) 2112 break; 2113 2114 p_div = (sclk_params.vCG_SPLL_FUNC_CNTL & SPLL_PDIV_A_MASK) >> SPLL_PDIV_A_SHIFT; 2115 fb_div = (sclk_params.vCG_SPLL_FUNC_CNTL_3 & SPLL_FB_DIV_MASK) >> SPLL_FB_DIV_SHIFT; 2116 clk_s = (sclk_params.vCG_SPLL_SPREAD_SPECTRUM & CLK_S_MASK) >> CLK_S_SHIFT; 2117 clk_v = (sclk_params.vCG_SPLL_SPREAD_SPECTRUM_2 & CLK_V_MASK) >> CLK_V_SHIFT; 2118 2119 fb_div &= ~0x00001FFF; 2120 fb_div >>= 1; 2121 clk_v >>= 6; 2122 2123 if (p_div & ~(SMC_NISLANDS_SPLL_DIV_TABLE_PDIV_MASK >> SMC_NISLANDS_SPLL_DIV_TABLE_PDIV_SHIFT)) 2124 ret = -EINVAL; 2125 2126 if (clk_s & ~(SMC_NISLANDS_SPLL_DIV_TABLE_CLKS_MASK >> SMC_NISLANDS_SPLL_DIV_TABLE_CLKS_SHIFT)) 2127 ret = -EINVAL; 2128 2129 if (fb_div & ~(SMC_NISLANDS_SPLL_DIV_TABLE_FBDIV_MASK >> SMC_NISLANDS_SPLL_DIV_TABLE_FBDIV_SHIFT)) 2130 ret = -EINVAL; 2131 2132 if (clk_v & ~(SMC_NISLANDS_SPLL_DIV_TABLE_CLKV_MASK >> SMC_NISLANDS_SPLL_DIV_TABLE_CLKV_SHIFT)) 2133 ret = -EINVAL; 2134 2135 if (ret) 2136 break; 2137 2138 tmp = ((fb_div << SMC_NISLANDS_SPLL_DIV_TABLE_FBDIV_SHIFT) & SMC_NISLANDS_SPLL_DIV_TABLE_FBDIV_MASK) | 2139 ((p_div << SMC_NISLANDS_SPLL_DIV_TABLE_PDIV_SHIFT) & SMC_NISLANDS_SPLL_DIV_TABLE_PDIV_MASK); 2140 spll_table->freq[i] = cpu_to_be32(tmp); 2141 2142 tmp = ((clk_v << SMC_NISLANDS_SPLL_DIV_TABLE_CLKV_SHIFT) & SMC_NISLANDS_SPLL_DIV_TABLE_CLKV_MASK) | 2143 ((clk_s << SMC_NISLANDS_SPLL_DIV_TABLE_CLKS_SHIFT) & SMC_NISLANDS_SPLL_DIV_TABLE_CLKS_MASK); 2144 spll_table->ss[i] = cpu_to_be32(tmp); 2145 2146 sclk += 512; 2147 } 2148 2149 if (!ret) 2150 ret = rv770_copy_bytes_to_smc(rdev, ni_pi->spll_table_start, (u8 *)spll_table, 2151 sizeof(SMC_NISLANDS_SPLL_DIV_TABLE), pi->sram_end); 2152 2153 kfree(spll_table); 2154 2155 return ret; 2156 } 2157 2158 static int ni_populate_mclk_value(struct radeon_device *rdev, 2159 u32 engine_clock, 2160 u32 memory_clock, 2161 NISLANDS_SMC_MCLK_VALUE *mclk, 2162 bool strobe_mode, 2163 bool dll_state_on) 2164 { 2165 struct rv7xx_power_info *pi = rv770_get_pi(rdev); 2166 struct ni_power_info *ni_pi = ni_get_pi(rdev); 2167 u32 mpll_ad_func_cntl = ni_pi->clock_registers.mpll_ad_func_cntl; 2168 u32 mpll_ad_func_cntl_2 = ni_pi->clock_registers.mpll_ad_func_cntl_2; 2169 u32 mpll_dq_func_cntl = ni_pi->clock_registers.mpll_dq_func_cntl; 2170 u32 mpll_dq_func_cntl_2 = ni_pi->clock_registers.mpll_dq_func_cntl_2; 2171 u32 mclk_pwrmgt_cntl = ni_pi->clock_registers.mclk_pwrmgt_cntl; 2172 u32 dll_cntl = ni_pi->clock_registers.dll_cntl; 2173 u32 mpll_ss1 = ni_pi->clock_registers.mpll_ss1; 2174 u32 mpll_ss2 = ni_pi->clock_registers.mpll_ss2; 2175 struct atom_clock_dividers dividers; 2176 u32 ibias; 2177 u32 dll_speed; 2178 int ret; 2179 u32 mc_seq_misc7; 2180 2181 ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_MEMORY_PLL_PARAM, 2182 memory_clock, strobe_mode, ÷rs); 2183 if (ret) 2184 return ret; 2185 2186 if (!strobe_mode) { 2187 mc_seq_misc7 = RREG32(MC_SEQ_MISC7); 2188 2189 if (mc_seq_misc7 & 0x8000000) 2190 dividers.post_div = 1; 2191 } 2192 2193 ibias = cypress_map_clkf_to_ibias(rdev, dividers.whole_fb_div); 2194 2195 mpll_ad_func_cntl &= ~(CLKR_MASK | 2196 YCLK_POST_DIV_MASK | 2197 CLKF_MASK | 2198 CLKFRAC_MASK | 2199 IBIAS_MASK); 2200 mpll_ad_func_cntl |= CLKR(dividers.ref_div); 2201 mpll_ad_func_cntl |= YCLK_POST_DIV(dividers.post_div); 2202 mpll_ad_func_cntl |= CLKF(dividers.whole_fb_div); 2203 mpll_ad_func_cntl |= CLKFRAC(dividers.frac_fb_div); 2204 mpll_ad_func_cntl |= IBIAS(ibias); 2205 2206 if (dividers.vco_mode) 2207 mpll_ad_func_cntl_2 |= VCO_MODE; 2208 else 2209 mpll_ad_func_cntl_2 &= ~VCO_MODE; 2210 2211 if (pi->mem_gddr5) { 2212 mpll_dq_func_cntl &= ~(CLKR_MASK | 2213 YCLK_POST_DIV_MASK | 2214 CLKF_MASK | 2215 CLKFRAC_MASK | 2216 IBIAS_MASK); 2217 mpll_dq_func_cntl |= CLKR(dividers.ref_div); 2218 mpll_dq_func_cntl |= YCLK_POST_DIV(dividers.post_div); 2219 mpll_dq_func_cntl |= CLKF(dividers.whole_fb_div); 2220 mpll_dq_func_cntl |= CLKFRAC(dividers.frac_fb_div); 2221 mpll_dq_func_cntl |= IBIAS(ibias); 2222 2223 if (strobe_mode) 2224 mpll_dq_func_cntl &= ~PDNB; 2225 else 2226 mpll_dq_func_cntl |= PDNB; 2227 2228 if (dividers.vco_mode) 2229 mpll_dq_func_cntl_2 |= VCO_MODE; 2230 else 2231 mpll_dq_func_cntl_2 &= ~VCO_MODE; 2232 } 2233 2234 if (pi->mclk_ss) { 2235 struct radeon_atom_ss ss; 2236 u32 vco_freq = memory_clock * dividers.post_div; 2237 2238 if (radeon_atombios_get_asic_ss_info(rdev, &ss, 2239 ASIC_INTERNAL_MEMORY_SS, vco_freq)) { 2240 u32 reference_clock = rdev->clock.mpll.reference_freq; 2241 u32 decoded_ref = rv740_get_decoded_reference_divider(dividers.ref_div); 2242 u32 clk_s = reference_clock * 5 / (decoded_ref * ss.rate); 2243 u32 clk_v = ss.percentage * 2244 (0x4000 * dividers.whole_fb_div + 0x800 * dividers.frac_fb_div) / (clk_s * 625); 2245 2246 mpll_ss1 &= ~CLKV_MASK; 2247 mpll_ss1 |= CLKV(clk_v); 2248 2249 mpll_ss2 &= ~CLKS_MASK; 2250 mpll_ss2 |= CLKS(clk_s); 2251 } 2252 } 2253 2254 dll_speed = rv740_get_dll_speed(pi->mem_gddr5, 2255 memory_clock); 2256 2257 mclk_pwrmgt_cntl &= ~DLL_SPEED_MASK; 2258 mclk_pwrmgt_cntl |= DLL_SPEED(dll_speed); 2259 if (dll_state_on) 2260 mclk_pwrmgt_cntl |= (MRDCKA0_PDNB | 2261 MRDCKA1_PDNB | 2262 MRDCKB0_PDNB | 2263 MRDCKB1_PDNB | 2264 MRDCKC0_PDNB | 2265 MRDCKC1_PDNB | 2266 MRDCKD0_PDNB | 2267 MRDCKD1_PDNB); 2268 else 2269 mclk_pwrmgt_cntl &= ~(MRDCKA0_PDNB | 2270 MRDCKA1_PDNB | 2271 MRDCKB0_PDNB | 2272 MRDCKB1_PDNB | 2273 MRDCKC0_PDNB | 2274 MRDCKC1_PDNB | 2275 MRDCKD0_PDNB | 2276 MRDCKD1_PDNB); 2277 2278 2279 mclk->mclk_value = cpu_to_be32(memory_clock); 2280 mclk->vMPLL_AD_FUNC_CNTL = cpu_to_be32(mpll_ad_func_cntl); 2281 mclk->vMPLL_AD_FUNC_CNTL_2 = cpu_to_be32(mpll_ad_func_cntl_2); 2282 mclk->vMPLL_DQ_FUNC_CNTL = cpu_to_be32(mpll_dq_func_cntl); 2283 mclk->vMPLL_DQ_FUNC_CNTL_2 = cpu_to_be32(mpll_dq_func_cntl_2); 2284 mclk->vMCLK_PWRMGT_CNTL = cpu_to_be32(mclk_pwrmgt_cntl); 2285 mclk->vDLL_CNTL = cpu_to_be32(dll_cntl); 2286 mclk->vMPLL_SS = cpu_to_be32(mpll_ss1); 2287 mclk->vMPLL_SS2 = cpu_to_be32(mpll_ss2); 2288 2289 return 0; 2290 } 2291 2292 static void ni_populate_smc_sp(struct radeon_device *rdev, 2293 struct radeon_ps *radeon_state, 2294 NISLANDS_SMC_SWSTATE *smc_state) 2295 { 2296 struct ni_ps *ps = ni_get_ps(radeon_state); 2297 struct rv7xx_power_info *pi = rv770_get_pi(rdev); 2298 int i; 2299 2300 for (i = 0; i < ps->performance_level_count - 1; i++) 2301 smc_state->levels[i].bSP = cpu_to_be32(pi->dsp); 2302 2303 smc_state->levels[ps->performance_level_count - 1].bSP = 2304 cpu_to_be32(pi->psp); 2305 } 2306 2307 static int ni_convert_power_level_to_smc(struct radeon_device *rdev, 2308 struct rv7xx_pl *pl, 2309 NISLANDS_SMC_HW_PERFORMANCE_LEVEL *level) 2310 { 2311 struct rv7xx_power_info *pi = rv770_get_pi(rdev); 2312 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev); 2313 struct ni_power_info *ni_pi = ni_get_pi(rdev); 2314 int ret; 2315 bool dll_state_on; 2316 u16 std_vddc; 2317 u32 tmp = RREG32(DC_STUTTER_CNTL); 2318 2319 level->gen2PCIE = pi->pcie_gen2 ? 2320 ((pl->flags & ATOM_PPLIB_R600_FLAGS_PCIEGEN2) ? 1 : 0) : 0; 2321 2322 ret = ni_populate_sclk_value(rdev, pl->sclk, &level->sclk); 2323 if (ret) 2324 return ret; 2325 2326 level->mcFlags = 0; 2327 if (pi->mclk_stutter_mode_threshold && 2328 (pl->mclk <= pi->mclk_stutter_mode_threshold) && 2329 !eg_pi->uvd_enabled && 2330 (tmp & DC_STUTTER_ENABLE_A) && 2331 (tmp & DC_STUTTER_ENABLE_B)) 2332 level->mcFlags |= NISLANDS_SMC_MC_STUTTER_EN; 2333 2334 if (pi->mem_gddr5) { 2335 if (pl->mclk > pi->mclk_edc_enable_threshold) 2336 level->mcFlags |= NISLANDS_SMC_MC_EDC_RD_FLAG; 2337 if (pl->mclk > eg_pi->mclk_edc_wr_enable_threshold) 2338 level->mcFlags |= NISLANDS_SMC_MC_EDC_WR_FLAG; 2339 2340 level->strobeMode = cypress_get_strobe_mode_settings(rdev, pl->mclk); 2341 2342 if (level->strobeMode & NISLANDS_SMC_STROBE_ENABLE) { 2343 if (cypress_get_mclk_frequency_ratio(rdev, pl->mclk, true) >= 2344 ((RREG32(MC_SEQ_MISC7) >> 16) & 0xf)) 2345 dll_state_on = ((RREG32(MC_SEQ_MISC5) >> 1) & 0x1) ? true : false; 2346 else 2347 dll_state_on = ((RREG32(MC_SEQ_MISC6) >> 1) & 0x1) ? true : false; 2348 } else { 2349 dll_state_on = false; 2350 if (pl->mclk > ni_pi->mclk_rtt_mode_threshold) 2351 level->mcFlags |= NISLANDS_SMC_MC_RTT_ENABLE; 2352 } 2353 2354 ret = ni_populate_mclk_value(rdev, pl->sclk, pl->mclk, 2355 &level->mclk, 2356 (level->strobeMode & NISLANDS_SMC_STROBE_ENABLE) != 0, 2357 dll_state_on); 2358 } else 2359 ret = ni_populate_mclk_value(rdev, pl->sclk, pl->mclk, &level->mclk, 1, 1); 2360 2361 if (ret) 2362 return ret; 2363 2364 ret = ni_populate_voltage_value(rdev, &eg_pi->vddc_voltage_table, 2365 pl->vddc, &level->vddc); 2366 if (ret) 2367 return ret; 2368 2369 ret = ni_get_std_voltage_value(rdev, &level->vddc, &std_vddc); 2370 if (ret) 2371 return ret; 2372 2373 ni_populate_std_voltage_value(rdev, std_vddc, 2374 level->vddc.index, &level->std_vddc); 2375 2376 if (eg_pi->vddci_control) { 2377 ret = ni_populate_voltage_value(rdev, &eg_pi->vddci_voltage_table, 2378 pl->vddci, &level->vddci); 2379 if (ret) 2380 return ret; 2381 } 2382 2383 ni_populate_mvdd_value(rdev, pl->mclk, &level->mvdd); 2384 2385 return ret; 2386 } 2387 2388 static int ni_populate_smc_t(struct radeon_device *rdev, 2389 struct radeon_ps *radeon_state, 2390 NISLANDS_SMC_SWSTATE *smc_state) 2391 { 2392 struct rv7xx_power_info *pi = rv770_get_pi(rdev); 2393 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev); 2394 struct ni_ps *state = ni_get_ps(radeon_state); 2395 u32 a_t; 2396 u32 t_l, t_h; 2397 u32 high_bsp; 2398 int i, ret; 2399 2400 if (state->performance_level_count >= 9) 2401 return -EINVAL; 2402 2403 if (state->performance_level_count < 2) { 2404 a_t = CG_R(0xffff) | CG_L(0); 2405 smc_state->levels[0].aT = cpu_to_be32(a_t); 2406 return 0; 2407 } 2408 2409 smc_state->levels[0].aT = cpu_to_be32(0); 2410 2411 for (i = 0; i <= state->performance_level_count - 2; i++) { 2412 if (eg_pi->uvd_enabled) 2413 ret = r600_calculate_at( 2414 1000 * (i * (eg_pi->smu_uvd_hs ? 2 : 8) + 2), 2415 100 * R600_AH_DFLT, 2416 state->performance_levels[i + 1].sclk, 2417 state->performance_levels[i].sclk, 2418 &t_l, 2419 &t_h); 2420 else 2421 ret = r600_calculate_at( 2422 1000 * (i + 1), 2423 100 * R600_AH_DFLT, 2424 state->performance_levels[i + 1].sclk, 2425 state->performance_levels[i].sclk, 2426 &t_l, 2427 &t_h); 2428 2429 if (ret) { 2430 t_h = (i + 1) * 1000 - 50 * R600_AH_DFLT; 2431 t_l = (i + 1) * 1000 + 50 * R600_AH_DFLT; 2432 } 2433 2434 a_t = be32_to_cpu(smc_state->levels[i].aT) & ~CG_R_MASK; 2435 a_t |= CG_R(t_l * pi->bsp / 20000); 2436 smc_state->levels[i].aT = cpu_to_be32(a_t); 2437 2438 high_bsp = (i == state->performance_level_count - 2) ? 2439 pi->pbsp : pi->bsp; 2440 2441 a_t = CG_R(0xffff) | CG_L(t_h * high_bsp / 20000); 2442 smc_state->levels[i + 1].aT = cpu_to_be32(a_t); 2443 } 2444 2445 return 0; 2446 } 2447 2448 static int ni_populate_power_containment_values(struct radeon_device *rdev, 2449 struct radeon_ps *radeon_state, 2450 NISLANDS_SMC_SWSTATE *smc_state) 2451 { 2452 struct rv7xx_power_info *pi = rv770_get_pi(rdev); 2453 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev); 2454 struct ni_power_info *ni_pi = ni_get_pi(rdev); 2455 struct ni_ps *state = ni_get_ps(radeon_state); 2456 u32 prev_sclk; 2457 u32 max_sclk; 2458 u32 min_sclk; 2459 int i, ret; 2460 u32 tdp_limit; 2461 u32 near_tdp_limit; 2462 u32 power_boost_limit; 2463 u8 max_ps_percent; 2464 2465 if (ni_pi->enable_power_containment == false) 2466 return 0; 2467 2468 if (state->performance_level_count == 0) 2469 return -EINVAL; 2470 2471 if (smc_state->levelCount != state->performance_level_count) 2472 return -EINVAL; 2473 2474 ret = ni_calculate_adjusted_tdp_limits(rdev, 2475 false, /* ??? */ 2476 rdev->pm.dpm.tdp_adjustment, 2477 &tdp_limit, 2478 &near_tdp_limit); 2479 if (ret) 2480 return ret; 2481 2482 power_boost_limit = ni_calculate_power_boost_limit(rdev, radeon_state, near_tdp_limit); 2483 2484 ret = rv770_write_smc_sram_dword(rdev, 2485 pi->state_table_start + 2486 offsetof(NISLANDS_SMC_STATETABLE, dpm2Params) + 2487 offsetof(PP_NIslands_DPM2Parameters, PowerBoostLimit), 2488 ni_scale_power_for_smc(power_boost_limit, ni_get_smc_power_scaling_factor(rdev)), 2489 pi->sram_end); 2490 if (ret) 2491 power_boost_limit = 0; 2492 2493 smc_state->levels[0].dpm2.MaxPS = 0; 2494 smc_state->levels[0].dpm2.NearTDPDec = 0; 2495 smc_state->levels[0].dpm2.AboveSafeInc = 0; 2496 smc_state->levels[0].dpm2.BelowSafeInc = 0; 2497 smc_state->levels[0].stateFlags |= power_boost_limit ? PPSMC_STATEFLAG_POWERBOOST : 0; 2498 2499 for (i = 1; i < state->performance_level_count; i++) { 2500 prev_sclk = state->performance_levels[i-1].sclk; 2501 max_sclk = state->performance_levels[i].sclk; 2502 max_ps_percent = (i != (state->performance_level_count - 1)) ? 2503 NISLANDS_DPM2_MAXPS_PERCENT_M : NISLANDS_DPM2_MAXPS_PERCENT_H; 2504 2505 if (max_sclk < prev_sclk) 2506 return -EINVAL; 2507 2508 if ((max_ps_percent == 0) || (prev_sclk == max_sclk) || eg_pi->uvd_enabled) 2509 min_sclk = max_sclk; 2510 else if (1 == i) 2511 min_sclk = prev_sclk; 2512 else 2513 min_sclk = (prev_sclk * (u32)max_ps_percent) / 100; 2514 2515 if (min_sclk < state->performance_levels[0].sclk) 2516 min_sclk = state->performance_levels[0].sclk; 2517 2518 if (min_sclk == 0) 2519 return -EINVAL; 2520 2521 smc_state->levels[i].dpm2.MaxPS = 2522 (u8)((NISLANDS_DPM2_MAX_PULSE_SKIP * (max_sclk - min_sclk)) / max_sclk); 2523 smc_state->levels[i].dpm2.NearTDPDec = NISLANDS_DPM2_NEAR_TDP_DEC; 2524 smc_state->levels[i].dpm2.AboveSafeInc = NISLANDS_DPM2_ABOVE_SAFE_INC; 2525 smc_state->levels[i].dpm2.BelowSafeInc = NISLANDS_DPM2_BELOW_SAFE_INC; 2526 smc_state->levels[i].stateFlags |= 2527 ((i != (state->performance_level_count - 1)) && power_boost_limit) ? 2528 PPSMC_STATEFLAG_POWERBOOST : 0; 2529 } 2530 2531 return 0; 2532 } 2533 2534 static int ni_populate_sq_ramping_values(struct radeon_device *rdev, 2535 struct radeon_ps *radeon_state, 2536 NISLANDS_SMC_SWSTATE *smc_state) 2537 { 2538 struct ni_power_info *ni_pi = ni_get_pi(rdev); 2539 struct ni_ps *state = ni_get_ps(radeon_state); 2540 u32 sq_power_throttle; 2541 u32 sq_power_throttle2; 2542 bool enable_sq_ramping = ni_pi->enable_sq_ramping; 2543 int i; 2544 2545 if (state->performance_level_count == 0) 2546 return -EINVAL; 2547 2548 if (smc_state->levelCount != state->performance_level_count) 2549 return -EINVAL; 2550 2551 if (rdev->pm.dpm.sq_ramping_threshold == 0) 2552 return -EINVAL; 2553 2554 if (NISLANDS_DPM2_SQ_RAMP_MAX_POWER > (MAX_POWER_MASK >> MAX_POWER_SHIFT)) 2555 enable_sq_ramping = false; 2556 2557 if (NISLANDS_DPM2_SQ_RAMP_MIN_POWER > (MIN_POWER_MASK >> MIN_POWER_SHIFT)) 2558 enable_sq_ramping = false; 2559 2560 if (NISLANDS_DPM2_SQ_RAMP_MAX_POWER_DELTA > (MAX_POWER_DELTA_MASK >> MAX_POWER_DELTA_SHIFT)) 2561 enable_sq_ramping = false; 2562 2563 if (NISLANDS_DPM2_SQ_RAMP_STI_SIZE > (STI_SIZE_MASK >> STI_SIZE_SHIFT)) 2564 enable_sq_ramping = false; 2565 2566 if (NISLANDS_DPM2_SQ_RAMP_LTI_RATIO > (LTI_RATIO_MASK >> LTI_RATIO_SHIFT)) 2567 enable_sq_ramping = false; 2568 2569 for (i = 0; i < state->performance_level_count; i++) { 2570 sq_power_throttle = 0; 2571 sq_power_throttle2 = 0; 2572 2573 if ((state->performance_levels[i].sclk >= rdev->pm.dpm.sq_ramping_threshold) && 2574 enable_sq_ramping) { 2575 sq_power_throttle |= MAX_POWER(NISLANDS_DPM2_SQ_RAMP_MAX_POWER); 2576 sq_power_throttle |= MIN_POWER(NISLANDS_DPM2_SQ_RAMP_MIN_POWER); 2577 sq_power_throttle2 |= MAX_POWER_DELTA(NISLANDS_DPM2_SQ_RAMP_MAX_POWER_DELTA); 2578 sq_power_throttle2 |= STI_SIZE(NISLANDS_DPM2_SQ_RAMP_STI_SIZE); 2579 sq_power_throttle2 |= LTI_RATIO(NISLANDS_DPM2_SQ_RAMP_LTI_RATIO); 2580 } else { 2581 sq_power_throttle |= MAX_POWER_MASK | MIN_POWER_MASK; 2582 sq_power_throttle2 |= MAX_POWER_DELTA_MASK | STI_SIZE_MASK | LTI_RATIO_MASK; 2583 } 2584 2585 smc_state->levels[i].SQPowerThrottle = cpu_to_be32(sq_power_throttle); 2586 smc_state->levels[i].SQPowerThrottle_2 = cpu_to_be32(sq_power_throttle2); 2587 } 2588 2589 return 0; 2590 } 2591 2592 static int ni_enable_power_containment(struct radeon_device *rdev, 2593 struct radeon_ps *radeon_new_state, 2594 bool enable) 2595 { 2596 struct ni_power_info *ni_pi = ni_get_pi(rdev); 2597 PPSMC_Result smc_result; 2598 int ret = 0; 2599 2600 if (ni_pi->enable_power_containment) { 2601 if (enable) { 2602 if (!r600_is_uvd_state(radeon_new_state->class, radeon_new_state->class2)) { 2603 smc_result = rv770_send_msg_to_smc(rdev, PPSMC_TDPClampingActive); 2604 if (smc_result != PPSMC_Result_OK) { 2605 ret = -EINVAL; 2606 ni_pi->pc_enabled = false; 2607 } else { 2608 ni_pi->pc_enabled = true; 2609 } 2610 } 2611 } else { 2612 smc_result = rv770_send_msg_to_smc(rdev, PPSMC_TDPClampingInactive); 2613 if (smc_result != PPSMC_Result_OK) 2614 ret = -EINVAL; 2615 ni_pi->pc_enabled = false; 2616 } 2617 } 2618 2619 return ret; 2620 } 2621 2622 static int ni_convert_power_state_to_smc(struct radeon_device *rdev, 2623 struct radeon_ps *radeon_state, 2624 NISLANDS_SMC_SWSTATE *smc_state) 2625 { 2626 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev); 2627 struct ni_power_info *ni_pi = ni_get_pi(rdev); 2628 struct ni_ps *state = ni_get_ps(radeon_state); 2629 int i, ret; 2630 u32 threshold = state->performance_levels[state->performance_level_count - 1].sclk * 100 / 100; 2631 2632 if (!(radeon_state->caps & ATOM_PPLIB_DISALLOW_ON_DC)) 2633 smc_state->flags |= PPSMC_SWSTATE_FLAG_DC; 2634 2635 smc_state->levelCount = 0; 2636 2637 if (state->performance_level_count > NISLANDS_MAX_SMC_PERFORMANCE_LEVELS_PER_SWSTATE) 2638 return -EINVAL; 2639 2640 for (i = 0; i < state->performance_level_count; i++) { 2641 ret = ni_convert_power_level_to_smc(rdev, &state->performance_levels[i], 2642 &smc_state->levels[i]); 2643 smc_state->levels[i].arbRefreshState = 2644 (u8)(NISLANDS_DRIVER_STATE_ARB_INDEX + i); 2645 2646 if (ret) 2647 return ret; 2648 2649 if (ni_pi->enable_power_containment) 2650 smc_state->levels[i].displayWatermark = 2651 (state->performance_levels[i].sclk < threshold) ? 2652 PPSMC_DISPLAY_WATERMARK_LOW : PPSMC_DISPLAY_WATERMARK_HIGH; 2653 else 2654 smc_state->levels[i].displayWatermark = (i < 2) ? 2655 PPSMC_DISPLAY_WATERMARK_LOW : PPSMC_DISPLAY_WATERMARK_HIGH; 2656 2657 if (eg_pi->dynamic_ac_timing) 2658 smc_state->levels[i].ACIndex = NISLANDS_MCREGISTERTABLE_FIRST_DRIVERSTATE_SLOT + i; 2659 else 2660 smc_state->levels[i].ACIndex = 0; 2661 2662 smc_state->levelCount++; 2663 } 2664 2665 rv770_write_smc_soft_register(rdev, NI_SMC_SOFT_REGISTER_watermark_threshold, 2666 cpu_to_be32(threshold / 512)); 2667 2668 ni_populate_smc_sp(rdev, radeon_state, smc_state); 2669 2670 ret = ni_populate_power_containment_values(rdev, radeon_state, smc_state); 2671 if (ret) 2672 ni_pi->enable_power_containment = false; 2673 2674 ret = ni_populate_sq_ramping_values(rdev, radeon_state, smc_state); 2675 if (ret) 2676 ni_pi->enable_sq_ramping = false; 2677 2678 return ni_populate_smc_t(rdev, radeon_state, smc_state); 2679 } 2680 2681 static int ni_upload_sw_state(struct radeon_device *rdev, 2682 struct radeon_ps *radeon_new_state) 2683 { 2684 struct rv7xx_power_info *pi = rv770_get_pi(rdev); 2685 u16 address = pi->state_table_start + 2686 offsetof(NISLANDS_SMC_STATETABLE, driverState); 2687 NISLANDS_SMC_SWSTATE *smc_state; 2688 size_t state_size = struct_size(smc_state, levels, 2689 NISLANDS_MAX_SMC_PERFORMANCE_LEVELS_PER_SWSTATE); 2690 int ret; 2691 2692 smc_state = kzalloc(state_size, GFP_KERNEL); 2693 if (smc_state == NULL) 2694 return -ENOMEM; 2695 2696 ret = ni_convert_power_state_to_smc(rdev, radeon_new_state, smc_state); 2697 if (ret) 2698 goto done; 2699 2700 ret = rv770_copy_bytes_to_smc(rdev, address, (u8 *)smc_state, state_size, pi->sram_end); 2701 2702 done: 2703 kfree(smc_state); 2704 2705 return ret; 2706 } 2707 2708 static int ni_set_mc_special_registers(struct radeon_device *rdev, 2709 struct ni_mc_reg_table *table) 2710 { 2711 struct rv7xx_power_info *pi = rv770_get_pi(rdev); 2712 u8 i, j, k; 2713 u32 temp_reg; 2714 2715 for (i = 0, j = table->last; i < table->last; i++) { 2716 switch (table->mc_reg_address[i].s1) { 2717 case MC_SEQ_MISC1 >> 2: 2718 if (j >= SMC_NISLANDS_MC_REGISTER_ARRAY_SIZE) 2719 return -EINVAL; 2720 temp_reg = RREG32(MC_PMG_CMD_EMRS); 2721 table->mc_reg_address[j].s1 = MC_PMG_CMD_EMRS >> 2; 2722 table->mc_reg_address[j].s0 = MC_SEQ_PMG_CMD_EMRS_LP >> 2; 2723 for (k = 0; k < table->num_entries; k++) 2724 table->mc_reg_table_entry[k].mc_data[j] = 2725 ((temp_reg & 0xffff0000)) | 2726 ((table->mc_reg_table_entry[k].mc_data[i] & 0xffff0000) >> 16); 2727 j++; 2728 if (j >= SMC_NISLANDS_MC_REGISTER_ARRAY_SIZE) 2729 return -EINVAL; 2730 2731 temp_reg = RREG32(MC_PMG_CMD_MRS); 2732 table->mc_reg_address[j].s1 = MC_PMG_CMD_MRS >> 2; 2733 table->mc_reg_address[j].s0 = MC_SEQ_PMG_CMD_MRS_LP >> 2; 2734 for(k = 0; k < table->num_entries; k++) { 2735 table->mc_reg_table_entry[k].mc_data[j] = 2736 (temp_reg & 0xffff0000) | 2737 (table->mc_reg_table_entry[k].mc_data[i] & 0x0000ffff); 2738 if (!pi->mem_gddr5) 2739 table->mc_reg_table_entry[k].mc_data[j] |= 0x100; 2740 } 2741 j++; 2742 if (j > SMC_NISLANDS_MC_REGISTER_ARRAY_SIZE) 2743 return -EINVAL; 2744 break; 2745 case MC_SEQ_RESERVE_M >> 2: 2746 temp_reg = RREG32(MC_PMG_CMD_MRS1); 2747 table->mc_reg_address[j].s1 = MC_PMG_CMD_MRS1 >> 2; 2748 table->mc_reg_address[j].s0 = MC_SEQ_PMG_CMD_MRS1_LP >> 2; 2749 for (k = 0; k < table->num_entries; k++) 2750 table->mc_reg_table_entry[k].mc_data[j] = 2751 (temp_reg & 0xffff0000) | 2752 (table->mc_reg_table_entry[k].mc_data[i] & 0x0000ffff); 2753 j++; 2754 if (j > SMC_NISLANDS_MC_REGISTER_ARRAY_SIZE) 2755 return -EINVAL; 2756 break; 2757 default: 2758 break; 2759 } 2760 } 2761 2762 table->last = j; 2763 2764 return 0; 2765 } 2766 2767 static bool ni_check_s0_mc_reg_index(u16 in_reg, u16 *out_reg) 2768 { 2769 bool result = true; 2770 2771 switch (in_reg) { 2772 case MC_SEQ_RAS_TIMING >> 2: 2773 *out_reg = MC_SEQ_RAS_TIMING_LP >> 2; 2774 break; 2775 case MC_SEQ_CAS_TIMING >> 2: 2776 *out_reg = MC_SEQ_CAS_TIMING_LP >> 2; 2777 break; 2778 case MC_SEQ_MISC_TIMING >> 2: 2779 *out_reg = MC_SEQ_MISC_TIMING_LP >> 2; 2780 break; 2781 case MC_SEQ_MISC_TIMING2 >> 2: 2782 *out_reg = MC_SEQ_MISC_TIMING2_LP >> 2; 2783 break; 2784 case MC_SEQ_RD_CTL_D0 >> 2: 2785 *out_reg = MC_SEQ_RD_CTL_D0_LP >> 2; 2786 break; 2787 case MC_SEQ_RD_CTL_D1 >> 2: 2788 *out_reg = MC_SEQ_RD_CTL_D1_LP >> 2; 2789 break; 2790 case MC_SEQ_WR_CTL_D0 >> 2: 2791 *out_reg = MC_SEQ_WR_CTL_D0_LP >> 2; 2792 break; 2793 case MC_SEQ_WR_CTL_D1 >> 2: 2794 *out_reg = MC_SEQ_WR_CTL_D1_LP >> 2; 2795 break; 2796 case MC_PMG_CMD_EMRS >> 2: 2797 *out_reg = MC_SEQ_PMG_CMD_EMRS_LP >> 2; 2798 break; 2799 case MC_PMG_CMD_MRS >> 2: 2800 *out_reg = MC_SEQ_PMG_CMD_MRS_LP >> 2; 2801 break; 2802 case MC_PMG_CMD_MRS1 >> 2: 2803 *out_reg = MC_SEQ_PMG_CMD_MRS1_LP >> 2; 2804 break; 2805 case MC_SEQ_PMG_TIMING >> 2: 2806 *out_reg = MC_SEQ_PMG_TIMING_LP >> 2; 2807 break; 2808 case MC_PMG_CMD_MRS2 >> 2: 2809 *out_reg = MC_SEQ_PMG_CMD_MRS2_LP >> 2; 2810 break; 2811 default: 2812 result = false; 2813 break; 2814 } 2815 2816 return result; 2817 } 2818 2819 static void ni_set_valid_flag(struct ni_mc_reg_table *table) 2820 { 2821 u8 i, j; 2822 2823 for (i = 0; i < table->last; i++) { 2824 for (j = 1; j < table->num_entries; j++) { 2825 if (table->mc_reg_table_entry[j-1].mc_data[i] != table->mc_reg_table_entry[j].mc_data[i]) { 2826 table->valid_flag |= 1 << i; 2827 break; 2828 } 2829 } 2830 } 2831 } 2832 2833 static void ni_set_s0_mc_reg_index(struct ni_mc_reg_table *table) 2834 { 2835 u32 i; 2836 u16 address; 2837 2838 for (i = 0; i < table->last; i++) 2839 table->mc_reg_address[i].s0 = 2840 ni_check_s0_mc_reg_index(table->mc_reg_address[i].s1, &address) ? 2841 address : table->mc_reg_address[i].s1; 2842 } 2843 2844 static int ni_copy_vbios_mc_reg_table(struct atom_mc_reg_table *table, 2845 struct ni_mc_reg_table *ni_table) 2846 { 2847 u8 i, j; 2848 2849 if (table->last > SMC_NISLANDS_MC_REGISTER_ARRAY_SIZE) 2850 return -EINVAL; 2851 if (table->num_entries > MAX_AC_TIMING_ENTRIES) 2852 return -EINVAL; 2853 2854 for (i = 0; i < table->last; i++) 2855 ni_table->mc_reg_address[i].s1 = table->mc_reg_address[i].s1; 2856 ni_table->last = table->last; 2857 2858 for (i = 0; i < table->num_entries; i++) { 2859 ni_table->mc_reg_table_entry[i].mclk_max = 2860 table->mc_reg_table_entry[i].mclk_max; 2861 for (j = 0; j < table->last; j++) 2862 ni_table->mc_reg_table_entry[i].mc_data[j] = 2863 table->mc_reg_table_entry[i].mc_data[j]; 2864 } 2865 ni_table->num_entries = table->num_entries; 2866 2867 return 0; 2868 } 2869 2870 static int ni_initialize_mc_reg_table(struct radeon_device *rdev) 2871 { 2872 struct ni_power_info *ni_pi = ni_get_pi(rdev); 2873 int ret; 2874 struct atom_mc_reg_table *table; 2875 struct ni_mc_reg_table *ni_table = &ni_pi->mc_reg_table; 2876 u8 module_index = rv770_get_memory_module_index(rdev); 2877 2878 table = kzalloc(sizeof(struct atom_mc_reg_table), GFP_KERNEL); 2879 if (!table) 2880 return -ENOMEM; 2881 2882 WREG32(MC_SEQ_RAS_TIMING_LP, RREG32(MC_SEQ_RAS_TIMING)); 2883 WREG32(MC_SEQ_CAS_TIMING_LP, RREG32(MC_SEQ_CAS_TIMING)); 2884 WREG32(MC_SEQ_MISC_TIMING_LP, RREG32(MC_SEQ_MISC_TIMING)); 2885 WREG32(MC_SEQ_MISC_TIMING2_LP, RREG32(MC_SEQ_MISC_TIMING2)); 2886 WREG32(MC_SEQ_PMG_CMD_EMRS_LP, RREG32(MC_PMG_CMD_EMRS)); 2887 WREG32(MC_SEQ_PMG_CMD_MRS_LP, RREG32(MC_PMG_CMD_MRS)); 2888 WREG32(MC_SEQ_PMG_CMD_MRS1_LP, RREG32(MC_PMG_CMD_MRS1)); 2889 WREG32(MC_SEQ_WR_CTL_D0_LP, RREG32(MC_SEQ_WR_CTL_D0)); 2890 WREG32(MC_SEQ_WR_CTL_D1_LP, RREG32(MC_SEQ_WR_CTL_D1)); 2891 WREG32(MC_SEQ_RD_CTL_D0_LP, RREG32(MC_SEQ_RD_CTL_D0)); 2892 WREG32(MC_SEQ_RD_CTL_D1_LP, RREG32(MC_SEQ_RD_CTL_D1)); 2893 WREG32(MC_SEQ_PMG_TIMING_LP, RREG32(MC_SEQ_PMG_TIMING)); 2894 WREG32(MC_SEQ_PMG_CMD_MRS2_LP, RREG32(MC_PMG_CMD_MRS2)); 2895 2896 ret = radeon_atom_init_mc_reg_table(rdev, module_index, table); 2897 2898 if (ret) 2899 goto init_mc_done; 2900 2901 ret = ni_copy_vbios_mc_reg_table(table, ni_table); 2902 2903 if (ret) 2904 goto init_mc_done; 2905 2906 ni_set_s0_mc_reg_index(ni_table); 2907 2908 ret = ni_set_mc_special_registers(rdev, ni_table); 2909 2910 if (ret) 2911 goto init_mc_done; 2912 2913 ni_set_valid_flag(ni_table); 2914 2915 init_mc_done: 2916 kfree(table); 2917 2918 return ret; 2919 } 2920 2921 static void ni_populate_mc_reg_addresses(struct radeon_device *rdev, 2922 SMC_NIslands_MCRegisters *mc_reg_table) 2923 { 2924 struct ni_power_info *ni_pi = ni_get_pi(rdev); 2925 u32 i, j; 2926 2927 for (i = 0, j = 0; j < ni_pi->mc_reg_table.last; j++) { 2928 if (ni_pi->mc_reg_table.valid_flag & (1 << j)) { 2929 if (i >= SMC_NISLANDS_MC_REGISTER_ARRAY_SIZE) 2930 break; 2931 mc_reg_table->address[i].s0 = 2932 cpu_to_be16(ni_pi->mc_reg_table.mc_reg_address[j].s0); 2933 mc_reg_table->address[i].s1 = 2934 cpu_to_be16(ni_pi->mc_reg_table.mc_reg_address[j].s1); 2935 i++; 2936 } 2937 } 2938 mc_reg_table->last = (u8)i; 2939 } 2940 2941 2942 static void ni_convert_mc_registers(struct ni_mc_reg_entry *entry, 2943 SMC_NIslands_MCRegisterSet *data, 2944 u32 num_entries, u32 valid_flag) 2945 { 2946 u32 i, j; 2947 2948 for (i = 0, j = 0; j < num_entries; j++) { 2949 if (valid_flag & (1 << j)) { 2950 data->value[i] = cpu_to_be32(entry->mc_data[j]); 2951 i++; 2952 } 2953 } 2954 } 2955 2956 static void ni_convert_mc_reg_table_entry_to_smc(struct radeon_device *rdev, 2957 struct rv7xx_pl *pl, 2958 SMC_NIslands_MCRegisterSet *mc_reg_table_data) 2959 { 2960 struct ni_power_info *ni_pi = ni_get_pi(rdev); 2961 u32 i = 0; 2962 2963 for (i = 0; i < ni_pi->mc_reg_table.num_entries; i++) { 2964 if (pl->mclk <= ni_pi->mc_reg_table.mc_reg_table_entry[i].mclk_max) 2965 break; 2966 } 2967 2968 if ((i == ni_pi->mc_reg_table.num_entries) && (i > 0)) 2969 --i; 2970 2971 ni_convert_mc_registers(&ni_pi->mc_reg_table.mc_reg_table_entry[i], 2972 mc_reg_table_data, 2973 ni_pi->mc_reg_table.last, 2974 ni_pi->mc_reg_table.valid_flag); 2975 } 2976 2977 static void ni_convert_mc_reg_table_to_smc(struct radeon_device *rdev, 2978 struct radeon_ps *radeon_state, 2979 SMC_NIslands_MCRegisters *mc_reg_table) 2980 { 2981 struct ni_ps *state = ni_get_ps(radeon_state); 2982 int i; 2983 2984 for (i = 0; i < state->performance_level_count; i++) { 2985 ni_convert_mc_reg_table_entry_to_smc(rdev, 2986 &state->performance_levels[i], 2987 &mc_reg_table->data[NISLANDS_MCREGISTERTABLE_FIRST_DRIVERSTATE_SLOT + i]); 2988 } 2989 } 2990 2991 static int ni_populate_mc_reg_table(struct radeon_device *rdev, 2992 struct radeon_ps *radeon_boot_state) 2993 { 2994 struct rv7xx_power_info *pi = rv770_get_pi(rdev); 2995 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev); 2996 struct ni_power_info *ni_pi = ni_get_pi(rdev); 2997 struct ni_ps *boot_state = ni_get_ps(radeon_boot_state); 2998 SMC_NIslands_MCRegisters *mc_reg_table = &ni_pi->smc_mc_reg_table; 2999 3000 memset(mc_reg_table, 0, sizeof(SMC_NIslands_MCRegisters)); 3001 3002 rv770_write_smc_soft_register(rdev, NI_SMC_SOFT_REGISTER_seq_index, 1); 3003 3004 ni_populate_mc_reg_addresses(rdev, mc_reg_table); 3005 3006 ni_convert_mc_reg_table_entry_to_smc(rdev, &boot_state->performance_levels[0], 3007 &mc_reg_table->data[0]); 3008 3009 ni_convert_mc_registers(&ni_pi->mc_reg_table.mc_reg_table_entry[0], 3010 &mc_reg_table->data[1], 3011 ni_pi->mc_reg_table.last, 3012 ni_pi->mc_reg_table.valid_flag); 3013 3014 ni_convert_mc_reg_table_to_smc(rdev, radeon_boot_state, mc_reg_table); 3015 3016 return rv770_copy_bytes_to_smc(rdev, eg_pi->mc_reg_table_start, 3017 (u8 *)mc_reg_table, 3018 sizeof(SMC_NIslands_MCRegisters), 3019 pi->sram_end); 3020 } 3021 3022 static int ni_upload_mc_reg_table(struct radeon_device *rdev, 3023 struct radeon_ps *radeon_new_state) 3024 { 3025 struct rv7xx_power_info *pi = rv770_get_pi(rdev); 3026 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev); 3027 struct ni_power_info *ni_pi = ni_get_pi(rdev); 3028 struct ni_ps *ni_new_state = ni_get_ps(radeon_new_state); 3029 SMC_NIslands_MCRegisters *mc_reg_table = &ni_pi->smc_mc_reg_table; 3030 u16 address; 3031 3032 memset(mc_reg_table, 0, sizeof(SMC_NIslands_MCRegisters)); 3033 3034 ni_convert_mc_reg_table_to_smc(rdev, radeon_new_state, mc_reg_table); 3035 3036 address = eg_pi->mc_reg_table_start + 3037 (u16)offsetof(SMC_NIslands_MCRegisters, data[NISLANDS_MCREGISTERTABLE_FIRST_DRIVERSTATE_SLOT]); 3038 3039 return rv770_copy_bytes_to_smc(rdev, address, 3040 (u8 *)&mc_reg_table->data[NISLANDS_MCREGISTERTABLE_FIRST_DRIVERSTATE_SLOT], 3041 sizeof(SMC_NIslands_MCRegisterSet) * ni_new_state->performance_level_count, 3042 pi->sram_end); 3043 } 3044 3045 static int ni_init_driver_calculated_leakage_table(struct radeon_device *rdev, 3046 PP_NIslands_CACTABLES *cac_tables) 3047 { 3048 struct ni_power_info *ni_pi = ni_get_pi(rdev); 3049 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev); 3050 u32 leakage = 0; 3051 unsigned int i, j, table_size; 3052 s32 t; 3053 u32 smc_leakage, max_leakage = 0; 3054 u32 scaling_factor; 3055 3056 table_size = eg_pi->vddc_voltage_table.count; 3057 3058 if (SMC_NISLANDS_LKGE_LUT_NUM_OF_VOLT_ENTRIES < table_size) 3059 table_size = SMC_NISLANDS_LKGE_LUT_NUM_OF_VOLT_ENTRIES; 3060 3061 scaling_factor = ni_get_smc_power_scaling_factor(rdev); 3062 3063 for (i = 0; i < SMC_NISLANDS_LKGE_LUT_NUM_OF_TEMP_ENTRIES; i++) { 3064 for (j = 0; j < table_size; j++) { 3065 t = (1000 * ((i + 1) * 8)); 3066 3067 if (t < ni_pi->cac_data.leakage_minimum_temperature) 3068 t = ni_pi->cac_data.leakage_minimum_temperature; 3069 3070 ni_calculate_leakage_for_v_and_t(rdev, 3071 &ni_pi->cac_data.leakage_coefficients, 3072 eg_pi->vddc_voltage_table.entries[j].value, 3073 t, 3074 ni_pi->cac_data.i_leakage, 3075 &leakage); 3076 3077 smc_leakage = ni_scale_power_for_smc(leakage, scaling_factor) / 1000; 3078 if (smc_leakage > max_leakage) 3079 max_leakage = smc_leakage; 3080 3081 cac_tables->cac_lkge_lut[i][j] = cpu_to_be32(smc_leakage); 3082 } 3083 } 3084 3085 for (j = table_size; j < SMC_NISLANDS_LKGE_LUT_NUM_OF_VOLT_ENTRIES; j++) { 3086 for (i = 0; i < SMC_NISLANDS_LKGE_LUT_NUM_OF_TEMP_ENTRIES; i++) 3087 cac_tables->cac_lkge_lut[i][j] = cpu_to_be32(max_leakage); 3088 } 3089 return 0; 3090 } 3091 3092 static int ni_init_simplified_leakage_table(struct radeon_device *rdev, 3093 PP_NIslands_CACTABLES *cac_tables) 3094 { 3095 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev); 3096 struct radeon_cac_leakage_table *leakage_table = 3097 &rdev->pm.dpm.dyn_state.cac_leakage_table; 3098 u32 i, j, table_size; 3099 u32 smc_leakage, max_leakage = 0; 3100 u32 scaling_factor; 3101 3102 if (!leakage_table) 3103 return -EINVAL; 3104 3105 table_size = leakage_table->count; 3106 3107 if (eg_pi->vddc_voltage_table.count != table_size) 3108 table_size = (eg_pi->vddc_voltage_table.count < leakage_table->count) ? 3109 eg_pi->vddc_voltage_table.count : leakage_table->count; 3110 3111 if (SMC_NISLANDS_LKGE_LUT_NUM_OF_VOLT_ENTRIES < table_size) 3112 table_size = SMC_NISLANDS_LKGE_LUT_NUM_OF_VOLT_ENTRIES; 3113 3114 if (table_size == 0) 3115 return -EINVAL; 3116 3117 scaling_factor = ni_get_smc_power_scaling_factor(rdev); 3118 3119 for (j = 0; j < table_size; j++) { 3120 smc_leakage = leakage_table->entries[j].leakage; 3121 3122 if (smc_leakage > max_leakage) 3123 max_leakage = smc_leakage; 3124 3125 for (i = 0; i < SMC_NISLANDS_LKGE_LUT_NUM_OF_TEMP_ENTRIES; i++) 3126 cac_tables->cac_lkge_lut[i][j] = 3127 cpu_to_be32(ni_scale_power_for_smc(smc_leakage, scaling_factor)); 3128 } 3129 3130 for (j = table_size; j < SMC_NISLANDS_LKGE_LUT_NUM_OF_VOLT_ENTRIES; j++) { 3131 for (i = 0; i < SMC_NISLANDS_LKGE_LUT_NUM_OF_TEMP_ENTRIES; i++) 3132 cac_tables->cac_lkge_lut[i][j] = 3133 cpu_to_be32(ni_scale_power_for_smc(max_leakage, scaling_factor)); 3134 } 3135 return 0; 3136 } 3137 3138 static int ni_initialize_smc_cac_tables(struct radeon_device *rdev) 3139 { 3140 struct rv7xx_power_info *pi = rv770_get_pi(rdev); 3141 struct ni_power_info *ni_pi = ni_get_pi(rdev); 3142 PP_NIslands_CACTABLES *cac_tables = NULL; 3143 int i, ret; 3144 u32 reg; 3145 3146 if (ni_pi->enable_cac == false) 3147 return 0; 3148 3149 cac_tables = kzalloc(sizeof(PP_NIslands_CACTABLES), GFP_KERNEL); 3150 if (!cac_tables) 3151 return -ENOMEM; 3152 3153 reg = RREG32(CG_CAC_CTRL) & ~(TID_CNT_MASK | TID_UNIT_MASK); 3154 reg |= (TID_CNT(ni_pi->cac_weights->tid_cnt) | 3155 TID_UNIT(ni_pi->cac_weights->tid_unit)); 3156 WREG32(CG_CAC_CTRL, reg); 3157 3158 for (i = 0; i < NISLANDS_DCCAC_MAX_LEVELS; i++) 3159 ni_pi->dc_cac_table[i] = ni_pi->cac_weights->dc_cac[i]; 3160 3161 for (i = 0; i < SMC_NISLANDS_BIF_LUT_NUM_OF_ENTRIES; i++) 3162 cac_tables->cac_bif_lut[i] = ni_pi->cac_weights->pcie_cac[i]; 3163 3164 ni_pi->cac_data.i_leakage = rdev->pm.dpm.cac_leakage; 3165 ni_pi->cac_data.pwr_const = 0; 3166 ni_pi->cac_data.dc_cac_value = ni_pi->dc_cac_table[NISLANDS_DCCAC_LEVEL_0]; 3167 ni_pi->cac_data.bif_cac_value = 0; 3168 ni_pi->cac_data.mc_wr_weight = ni_pi->cac_weights->mc_write_weight; 3169 ni_pi->cac_data.mc_rd_weight = ni_pi->cac_weights->mc_read_weight; 3170 ni_pi->cac_data.allow_ovrflw = 0; 3171 ni_pi->cac_data.l2num_win_tdp = ni_pi->lta_window_size; 3172 ni_pi->cac_data.num_win_tdp = 0; 3173 ni_pi->cac_data.lts_truncate_n = ni_pi->lts_truncate; 3174 3175 if (ni_pi->driver_calculate_cac_leakage) 3176 ret = ni_init_driver_calculated_leakage_table(rdev, cac_tables); 3177 else 3178 ret = ni_init_simplified_leakage_table(rdev, cac_tables); 3179 3180 if (ret) 3181 goto done_free; 3182 3183 cac_tables->pwr_const = cpu_to_be32(ni_pi->cac_data.pwr_const); 3184 cac_tables->dc_cacValue = cpu_to_be32(ni_pi->cac_data.dc_cac_value); 3185 cac_tables->bif_cacValue = cpu_to_be32(ni_pi->cac_data.bif_cac_value); 3186 cac_tables->AllowOvrflw = ni_pi->cac_data.allow_ovrflw; 3187 cac_tables->MCWrWeight = ni_pi->cac_data.mc_wr_weight; 3188 cac_tables->MCRdWeight = ni_pi->cac_data.mc_rd_weight; 3189 cac_tables->numWin_TDP = ni_pi->cac_data.num_win_tdp; 3190 cac_tables->l2numWin_TDP = ni_pi->cac_data.l2num_win_tdp; 3191 cac_tables->lts_truncate_n = ni_pi->cac_data.lts_truncate_n; 3192 3193 ret = rv770_copy_bytes_to_smc(rdev, ni_pi->cac_table_start, (u8 *)cac_tables, 3194 sizeof(PP_NIslands_CACTABLES), pi->sram_end); 3195 3196 done_free: 3197 if (ret) { 3198 ni_pi->enable_cac = false; 3199 ni_pi->enable_power_containment = false; 3200 } 3201 3202 kfree(cac_tables); 3203 3204 return 0; 3205 } 3206 3207 static int ni_initialize_hardware_cac_manager(struct radeon_device *rdev) 3208 { 3209 struct ni_power_info *ni_pi = ni_get_pi(rdev); 3210 u32 reg; 3211 3212 if (!ni_pi->enable_cac || 3213 !ni_pi->cac_configuration_required) 3214 return 0; 3215 3216 if (ni_pi->cac_weights == NULL) 3217 return -EINVAL; 3218 3219 reg = RREG32_CG(CG_CAC_REGION_1_WEIGHT_0) & ~(WEIGHT_TCP_SIG0_MASK | 3220 WEIGHT_TCP_SIG1_MASK | 3221 WEIGHT_TA_SIG_MASK); 3222 reg |= (WEIGHT_TCP_SIG0(ni_pi->cac_weights->weight_tcp_sig0) | 3223 WEIGHT_TCP_SIG1(ni_pi->cac_weights->weight_tcp_sig1) | 3224 WEIGHT_TA_SIG(ni_pi->cac_weights->weight_ta_sig)); 3225 WREG32_CG(CG_CAC_REGION_1_WEIGHT_0, reg); 3226 3227 reg = RREG32_CG(CG_CAC_REGION_1_WEIGHT_1) & ~(WEIGHT_TCC_EN0_MASK | 3228 WEIGHT_TCC_EN1_MASK | 3229 WEIGHT_TCC_EN2_MASK); 3230 reg |= (WEIGHT_TCC_EN0(ni_pi->cac_weights->weight_tcc_en0) | 3231 WEIGHT_TCC_EN1(ni_pi->cac_weights->weight_tcc_en1) | 3232 WEIGHT_TCC_EN2(ni_pi->cac_weights->weight_tcc_en2)); 3233 WREG32_CG(CG_CAC_REGION_1_WEIGHT_1, reg); 3234 3235 reg = RREG32_CG(CG_CAC_REGION_2_WEIGHT_0) & ~(WEIGHT_CB_EN0_MASK | 3236 WEIGHT_CB_EN1_MASK | 3237 WEIGHT_CB_EN2_MASK | 3238 WEIGHT_CB_EN3_MASK); 3239 reg |= (WEIGHT_CB_EN0(ni_pi->cac_weights->weight_cb_en0) | 3240 WEIGHT_CB_EN1(ni_pi->cac_weights->weight_cb_en1) | 3241 WEIGHT_CB_EN2(ni_pi->cac_weights->weight_cb_en2) | 3242 WEIGHT_CB_EN3(ni_pi->cac_weights->weight_cb_en3)); 3243 WREG32_CG(CG_CAC_REGION_2_WEIGHT_0, reg); 3244 3245 reg = RREG32_CG(CG_CAC_REGION_2_WEIGHT_1) & ~(WEIGHT_DB_SIG0_MASK | 3246 WEIGHT_DB_SIG1_MASK | 3247 WEIGHT_DB_SIG2_MASK | 3248 WEIGHT_DB_SIG3_MASK); 3249 reg |= (WEIGHT_DB_SIG0(ni_pi->cac_weights->weight_db_sig0) | 3250 WEIGHT_DB_SIG1(ni_pi->cac_weights->weight_db_sig1) | 3251 WEIGHT_DB_SIG2(ni_pi->cac_weights->weight_db_sig2) | 3252 WEIGHT_DB_SIG3(ni_pi->cac_weights->weight_db_sig3)); 3253 WREG32_CG(CG_CAC_REGION_2_WEIGHT_1, reg); 3254 3255 reg = RREG32_CG(CG_CAC_REGION_2_WEIGHT_2) & ~(WEIGHT_SXM_SIG0_MASK | 3256 WEIGHT_SXM_SIG1_MASK | 3257 WEIGHT_SXM_SIG2_MASK | 3258 WEIGHT_SXS_SIG0_MASK | 3259 WEIGHT_SXS_SIG1_MASK); 3260 reg |= (WEIGHT_SXM_SIG0(ni_pi->cac_weights->weight_sxm_sig0) | 3261 WEIGHT_SXM_SIG1(ni_pi->cac_weights->weight_sxm_sig1) | 3262 WEIGHT_SXM_SIG2(ni_pi->cac_weights->weight_sxm_sig2) | 3263 WEIGHT_SXS_SIG0(ni_pi->cac_weights->weight_sxs_sig0) | 3264 WEIGHT_SXS_SIG1(ni_pi->cac_weights->weight_sxs_sig1)); 3265 WREG32_CG(CG_CAC_REGION_2_WEIGHT_2, reg); 3266 3267 reg = RREG32_CG(CG_CAC_REGION_3_WEIGHT_0) & ~(WEIGHT_XBR_0_MASK | 3268 WEIGHT_XBR_1_MASK | 3269 WEIGHT_XBR_2_MASK | 3270 WEIGHT_SPI_SIG0_MASK); 3271 reg |= (WEIGHT_XBR_0(ni_pi->cac_weights->weight_xbr_0) | 3272 WEIGHT_XBR_1(ni_pi->cac_weights->weight_xbr_1) | 3273 WEIGHT_XBR_2(ni_pi->cac_weights->weight_xbr_2) | 3274 WEIGHT_SPI_SIG0(ni_pi->cac_weights->weight_spi_sig0)); 3275 WREG32_CG(CG_CAC_REGION_3_WEIGHT_0, reg); 3276 3277 reg = RREG32_CG(CG_CAC_REGION_3_WEIGHT_1) & ~(WEIGHT_SPI_SIG1_MASK | 3278 WEIGHT_SPI_SIG2_MASK | 3279 WEIGHT_SPI_SIG3_MASK | 3280 WEIGHT_SPI_SIG4_MASK | 3281 WEIGHT_SPI_SIG5_MASK); 3282 reg |= (WEIGHT_SPI_SIG1(ni_pi->cac_weights->weight_spi_sig1) | 3283 WEIGHT_SPI_SIG2(ni_pi->cac_weights->weight_spi_sig2) | 3284 WEIGHT_SPI_SIG3(ni_pi->cac_weights->weight_spi_sig3) | 3285 WEIGHT_SPI_SIG4(ni_pi->cac_weights->weight_spi_sig4) | 3286 WEIGHT_SPI_SIG5(ni_pi->cac_weights->weight_spi_sig5)); 3287 WREG32_CG(CG_CAC_REGION_3_WEIGHT_1, reg); 3288 3289 reg = RREG32_CG(CG_CAC_REGION_4_WEIGHT_0) & ~(WEIGHT_LDS_SIG0_MASK | 3290 WEIGHT_LDS_SIG1_MASK | 3291 WEIGHT_SC_MASK); 3292 reg |= (WEIGHT_LDS_SIG0(ni_pi->cac_weights->weight_lds_sig0) | 3293 WEIGHT_LDS_SIG1(ni_pi->cac_weights->weight_lds_sig1) | 3294 WEIGHT_SC(ni_pi->cac_weights->weight_sc)); 3295 WREG32_CG(CG_CAC_REGION_4_WEIGHT_0, reg); 3296 3297 reg = RREG32_CG(CG_CAC_REGION_4_WEIGHT_1) & ~(WEIGHT_BIF_MASK | 3298 WEIGHT_CP_MASK | 3299 WEIGHT_PA_SIG0_MASK | 3300 WEIGHT_PA_SIG1_MASK | 3301 WEIGHT_VGT_SIG0_MASK); 3302 reg |= (WEIGHT_BIF(ni_pi->cac_weights->weight_bif) | 3303 WEIGHT_CP(ni_pi->cac_weights->weight_cp) | 3304 WEIGHT_PA_SIG0(ni_pi->cac_weights->weight_pa_sig0) | 3305 WEIGHT_PA_SIG1(ni_pi->cac_weights->weight_pa_sig1) | 3306 WEIGHT_VGT_SIG0(ni_pi->cac_weights->weight_vgt_sig0)); 3307 WREG32_CG(CG_CAC_REGION_4_WEIGHT_1, reg); 3308 3309 reg = RREG32_CG(CG_CAC_REGION_4_WEIGHT_2) & ~(WEIGHT_VGT_SIG1_MASK | 3310 WEIGHT_VGT_SIG2_MASK | 3311 WEIGHT_DC_SIG0_MASK | 3312 WEIGHT_DC_SIG1_MASK | 3313 WEIGHT_DC_SIG2_MASK); 3314 reg |= (WEIGHT_VGT_SIG1(ni_pi->cac_weights->weight_vgt_sig1) | 3315 WEIGHT_VGT_SIG2(ni_pi->cac_weights->weight_vgt_sig2) | 3316 WEIGHT_DC_SIG0(ni_pi->cac_weights->weight_dc_sig0) | 3317 WEIGHT_DC_SIG1(ni_pi->cac_weights->weight_dc_sig1) | 3318 WEIGHT_DC_SIG2(ni_pi->cac_weights->weight_dc_sig2)); 3319 WREG32_CG(CG_CAC_REGION_4_WEIGHT_2, reg); 3320 3321 reg = RREG32_CG(CG_CAC_REGION_4_WEIGHT_3) & ~(WEIGHT_DC_SIG3_MASK | 3322 WEIGHT_UVD_SIG0_MASK | 3323 WEIGHT_UVD_SIG1_MASK | 3324 WEIGHT_SPARE0_MASK | 3325 WEIGHT_SPARE1_MASK); 3326 reg |= (WEIGHT_DC_SIG3(ni_pi->cac_weights->weight_dc_sig3) | 3327 WEIGHT_UVD_SIG0(ni_pi->cac_weights->weight_uvd_sig0) | 3328 WEIGHT_UVD_SIG1(ni_pi->cac_weights->weight_uvd_sig1) | 3329 WEIGHT_SPARE0(ni_pi->cac_weights->weight_spare0) | 3330 WEIGHT_SPARE1(ni_pi->cac_weights->weight_spare1)); 3331 WREG32_CG(CG_CAC_REGION_4_WEIGHT_3, reg); 3332 3333 reg = RREG32_CG(CG_CAC_REGION_5_WEIGHT_0) & ~(WEIGHT_SQ_VSP_MASK | 3334 WEIGHT_SQ_VSP0_MASK); 3335 reg |= (WEIGHT_SQ_VSP(ni_pi->cac_weights->weight_sq_vsp) | 3336 WEIGHT_SQ_VSP0(ni_pi->cac_weights->weight_sq_vsp0)); 3337 WREG32_CG(CG_CAC_REGION_5_WEIGHT_0, reg); 3338 3339 reg = RREG32_CG(CG_CAC_REGION_5_WEIGHT_1) & ~(WEIGHT_SQ_GPR_MASK); 3340 reg |= WEIGHT_SQ_GPR(ni_pi->cac_weights->weight_sq_gpr); 3341 WREG32_CG(CG_CAC_REGION_5_WEIGHT_1, reg); 3342 3343 reg = RREG32_CG(CG_CAC_REGION_4_OVERRIDE_4) & ~(OVR_MODE_SPARE_0_MASK | 3344 OVR_VAL_SPARE_0_MASK | 3345 OVR_MODE_SPARE_1_MASK | 3346 OVR_VAL_SPARE_1_MASK); 3347 reg |= (OVR_MODE_SPARE_0(ni_pi->cac_weights->ovr_mode_spare_0) | 3348 OVR_VAL_SPARE_0(ni_pi->cac_weights->ovr_val_spare_0) | 3349 OVR_MODE_SPARE_1(ni_pi->cac_weights->ovr_mode_spare_1) | 3350 OVR_VAL_SPARE_1(ni_pi->cac_weights->ovr_val_spare_1)); 3351 WREG32_CG(CG_CAC_REGION_4_OVERRIDE_4, reg); 3352 3353 reg = RREG32(SQ_CAC_THRESHOLD) & ~(VSP_MASK | 3354 VSP0_MASK | 3355 GPR_MASK); 3356 reg |= (VSP(ni_pi->cac_weights->vsp) | 3357 VSP0(ni_pi->cac_weights->vsp0) | 3358 GPR(ni_pi->cac_weights->gpr)); 3359 WREG32(SQ_CAC_THRESHOLD, reg); 3360 3361 reg = (MCDW_WR_ENABLE | 3362 MCDX_WR_ENABLE | 3363 MCDY_WR_ENABLE | 3364 MCDZ_WR_ENABLE | 3365 INDEX(0x09D4)); 3366 WREG32(MC_CG_CONFIG, reg); 3367 3368 reg = (READ_WEIGHT(ni_pi->cac_weights->mc_read_weight) | 3369 WRITE_WEIGHT(ni_pi->cac_weights->mc_write_weight) | 3370 ALLOW_OVERFLOW); 3371 WREG32(MC_CG_DATAPORT, reg); 3372 3373 return 0; 3374 } 3375 3376 static int ni_enable_smc_cac(struct radeon_device *rdev, 3377 struct radeon_ps *radeon_new_state, 3378 bool enable) 3379 { 3380 struct ni_power_info *ni_pi = ni_get_pi(rdev); 3381 int ret = 0; 3382 PPSMC_Result smc_result; 3383 3384 if (ni_pi->enable_cac) { 3385 if (enable) { 3386 if (!r600_is_uvd_state(radeon_new_state->class, radeon_new_state->class2)) { 3387 smc_result = rv770_send_msg_to_smc(rdev, PPSMC_MSG_CollectCAC_PowerCorreln); 3388 3389 if (ni_pi->support_cac_long_term_average) { 3390 smc_result = rv770_send_msg_to_smc(rdev, PPSMC_CACLongTermAvgEnable); 3391 if (PPSMC_Result_OK != smc_result) 3392 ni_pi->support_cac_long_term_average = false; 3393 } 3394 3395 smc_result = rv770_send_msg_to_smc(rdev, PPSMC_MSG_EnableCac); 3396 if (PPSMC_Result_OK != smc_result) 3397 ret = -EINVAL; 3398 3399 ni_pi->cac_enabled = (PPSMC_Result_OK == smc_result) ? true : false; 3400 } 3401 } else if (ni_pi->cac_enabled) { 3402 smc_result = rv770_send_msg_to_smc(rdev, PPSMC_MSG_DisableCac); 3403 3404 ni_pi->cac_enabled = false; 3405 3406 if (ni_pi->support_cac_long_term_average) { 3407 smc_result = rv770_send_msg_to_smc(rdev, PPSMC_CACLongTermAvgDisable); 3408 if (PPSMC_Result_OK != smc_result) 3409 ni_pi->support_cac_long_term_average = false; 3410 } 3411 } 3412 } 3413 3414 return ret; 3415 } 3416 3417 static int ni_pcie_performance_request(struct radeon_device *rdev, 3418 u8 perf_req, bool advertise) 3419 { 3420 #if defined(CONFIG_ACPI) 3421 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev); 3422 3423 if ((perf_req == PCIE_PERF_REQ_PECI_GEN1) || 3424 (perf_req == PCIE_PERF_REQ_PECI_GEN2)) { 3425 if (eg_pi->pcie_performance_request_registered == false) 3426 radeon_acpi_pcie_notify_device_ready(rdev); 3427 eg_pi->pcie_performance_request_registered = true; 3428 return radeon_acpi_pcie_performance_request(rdev, perf_req, advertise); 3429 } else if ((perf_req == PCIE_PERF_REQ_REMOVE_REGISTRY) && 3430 eg_pi->pcie_performance_request_registered) { 3431 eg_pi->pcie_performance_request_registered = false; 3432 return radeon_acpi_pcie_performance_request(rdev, perf_req, advertise); 3433 } 3434 #endif 3435 return 0; 3436 } 3437 3438 static int ni_advertise_gen2_capability(struct radeon_device *rdev) 3439 { 3440 struct rv7xx_power_info *pi = rv770_get_pi(rdev); 3441 u32 tmp; 3442 3443 tmp = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL); 3444 3445 if ((tmp & LC_OTHER_SIDE_EVER_SENT_GEN2) && 3446 (tmp & LC_OTHER_SIDE_SUPPORTS_GEN2)) 3447 pi->pcie_gen2 = true; 3448 else 3449 pi->pcie_gen2 = false; 3450 3451 if (!pi->pcie_gen2) 3452 ni_pcie_performance_request(rdev, PCIE_PERF_REQ_PECI_GEN2, true); 3453 3454 return 0; 3455 } 3456 3457 static void ni_enable_bif_dynamic_pcie_gen2(struct radeon_device *rdev, 3458 bool enable) 3459 { 3460 struct rv7xx_power_info *pi = rv770_get_pi(rdev); 3461 u32 tmp, bif; 3462 3463 tmp = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL); 3464 3465 if ((tmp & LC_OTHER_SIDE_EVER_SENT_GEN2) && 3466 (tmp & LC_OTHER_SIDE_SUPPORTS_GEN2)) { 3467 if (enable) { 3468 if (!pi->boot_in_gen2) { 3469 bif = RREG32(CG_BIF_REQ_AND_RSP) & ~CG_CLIENT_REQ_MASK; 3470 bif |= CG_CLIENT_REQ(0xd); 3471 WREG32(CG_BIF_REQ_AND_RSP, bif); 3472 } 3473 tmp &= ~LC_HW_VOLTAGE_IF_CONTROL_MASK; 3474 tmp |= LC_HW_VOLTAGE_IF_CONTROL(1); 3475 tmp |= LC_GEN2_EN_STRAP; 3476 3477 tmp |= LC_CLR_FAILED_SPD_CHANGE_CNT; 3478 WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, tmp); 3479 udelay(10); 3480 tmp &= ~LC_CLR_FAILED_SPD_CHANGE_CNT; 3481 WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, tmp); 3482 } else { 3483 if (!pi->boot_in_gen2) { 3484 bif = RREG32(CG_BIF_REQ_AND_RSP) & ~CG_CLIENT_REQ_MASK; 3485 bif |= CG_CLIENT_REQ(0xd); 3486 WREG32(CG_BIF_REQ_AND_RSP, bif); 3487 3488 tmp &= ~LC_HW_VOLTAGE_IF_CONTROL_MASK; 3489 tmp &= ~LC_GEN2_EN_STRAP; 3490 } 3491 WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, tmp); 3492 } 3493 } 3494 } 3495 3496 static void ni_enable_dynamic_pcie_gen2(struct radeon_device *rdev, 3497 bool enable) 3498 { 3499 ni_enable_bif_dynamic_pcie_gen2(rdev, enable); 3500 3501 if (enable) 3502 WREG32_P(GENERAL_PWRMGT, ENABLE_GEN2PCIE, ~ENABLE_GEN2PCIE); 3503 else 3504 WREG32_P(GENERAL_PWRMGT, 0, ~ENABLE_GEN2PCIE); 3505 } 3506 3507 void ni_set_uvd_clock_before_set_eng_clock(struct radeon_device *rdev, 3508 struct radeon_ps *new_ps, 3509 struct radeon_ps *old_ps) 3510 { 3511 struct ni_ps *new_state = ni_get_ps(new_ps); 3512 struct ni_ps *current_state = ni_get_ps(old_ps); 3513 3514 if ((new_ps->vclk == old_ps->vclk) && 3515 (new_ps->dclk == old_ps->dclk)) 3516 return; 3517 3518 if (new_state->performance_levels[new_state->performance_level_count - 1].sclk >= 3519 current_state->performance_levels[current_state->performance_level_count - 1].sclk) 3520 return; 3521 3522 radeon_set_uvd_clocks(rdev, new_ps->vclk, new_ps->dclk); 3523 } 3524 3525 void ni_set_uvd_clock_after_set_eng_clock(struct radeon_device *rdev, 3526 struct radeon_ps *new_ps, 3527 struct radeon_ps *old_ps) 3528 { 3529 struct ni_ps *new_state = ni_get_ps(new_ps); 3530 struct ni_ps *current_state = ni_get_ps(old_ps); 3531 3532 if ((new_ps->vclk == old_ps->vclk) && 3533 (new_ps->dclk == old_ps->dclk)) 3534 return; 3535 3536 if (new_state->performance_levels[new_state->performance_level_count - 1].sclk < 3537 current_state->performance_levels[current_state->performance_level_count - 1].sclk) 3538 return; 3539 3540 radeon_set_uvd_clocks(rdev, new_ps->vclk, new_ps->dclk); 3541 } 3542 3543 void ni_dpm_setup_asic(struct radeon_device *rdev) 3544 { 3545 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev); 3546 int r; 3547 3548 r = ni_mc_load_microcode(rdev); 3549 if (r) 3550 DRM_ERROR("Failed to load MC firmware!\n"); 3551 ni_read_clock_registers(rdev); 3552 btc_read_arb_registers(rdev); 3553 rv770_get_memory_type(rdev); 3554 if (eg_pi->pcie_performance_request) 3555 ni_advertise_gen2_capability(rdev); 3556 rv770_get_pcie_gen2_status(rdev); 3557 rv770_enable_acpi_pm(rdev); 3558 } 3559 3560 void ni_update_current_ps(struct radeon_device *rdev, 3561 struct radeon_ps *rps) 3562 { 3563 struct ni_ps *new_ps = ni_get_ps(rps); 3564 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev); 3565 struct ni_power_info *ni_pi = ni_get_pi(rdev); 3566 3567 eg_pi->current_rps = *rps; 3568 ni_pi->current_ps = *new_ps; 3569 eg_pi->current_rps.ps_priv = &ni_pi->current_ps; 3570 } 3571 3572 void ni_update_requested_ps(struct radeon_device *rdev, 3573 struct radeon_ps *rps) 3574 { 3575 struct ni_ps *new_ps = ni_get_ps(rps); 3576 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev); 3577 struct ni_power_info *ni_pi = ni_get_pi(rdev); 3578 3579 eg_pi->requested_rps = *rps; 3580 ni_pi->requested_ps = *new_ps; 3581 eg_pi->requested_rps.ps_priv = &ni_pi->requested_ps; 3582 } 3583 3584 int ni_dpm_enable(struct radeon_device *rdev) 3585 { 3586 struct rv7xx_power_info *pi = rv770_get_pi(rdev); 3587 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev); 3588 struct radeon_ps *boot_ps = rdev->pm.dpm.boot_ps; 3589 int ret; 3590 3591 if (pi->gfx_clock_gating) 3592 ni_cg_clockgating_default(rdev); 3593 if (btc_dpm_enabled(rdev)) 3594 return -EINVAL; 3595 if (pi->mg_clock_gating) 3596 ni_mg_clockgating_default(rdev); 3597 if (eg_pi->ls_clock_gating) 3598 ni_ls_clockgating_default(rdev); 3599 if (pi->voltage_control) { 3600 rv770_enable_voltage_control(rdev, true); 3601 ret = cypress_construct_voltage_tables(rdev); 3602 if (ret) { 3603 DRM_ERROR("cypress_construct_voltage_tables failed\n"); 3604 return ret; 3605 } 3606 } 3607 if (eg_pi->dynamic_ac_timing) { 3608 ret = ni_initialize_mc_reg_table(rdev); 3609 if (ret) 3610 eg_pi->dynamic_ac_timing = false; 3611 } 3612 if (pi->dynamic_ss) 3613 cypress_enable_spread_spectrum(rdev, true); 3614 if (pi->thermal_protection) 3615 rv770_enable_thermal_protection(rdev, true); 3616 rv770_setup_bsp(rdev); 3617 rv770_program_git(rdev); 3618 rv770_program_tp(rdev); 3619 rv770_program_tpp(rdev); 3620 rv770_program_sstp(rdev); 3621 cypress_enable_display_gap(rdev); 3622 rv770_program_vc(rdev); 3623 if (pi->dynamic_pcie_gen2) 3624 ni_enable_dynamic_pcie_gen2(rdev, true); 3625 ret = rv770_upload_firmware(rdev); 3626 if (ret) { 3627 DRM_ERROR("rv770_upload_firmware failed\n"); 3628 return ret; 3629 } 3630 ret = ni_process_firmware_header(rdev); 3631 if (ret) { 3632 DRM_ERROR("ni_process_firmware_header failed\n"); 3633 return ret; 3634 } 3635 ret = ni_initial_switch_from_arb_f0_to_f1(rdev); 3636 if (ret) { 3637 DRM_ERROR("ni_initial_switch_from_arb_f0_to_f1 failed\n"); 3638 return ret; 3639 } 3640 ret = ni_init_smc_table(rdev); 3641 if (ret) { 3642 DRM_ERROR("ni_init_smc_table failed\n"); 3643 return ret; 3644 } 3645 ret = ni_init_smc_spll_table(rdev); 3646 if (ret) { 3647 DRM_ERROR("ni_init_smc_spll_table failed\n"); 3648 return ret; 3649 } 3650 ret = ni_init_arb_table_index(rdev); 3651 if (ret) { 3652 DRM_ERROR("ni_init_arb_table_index failed\n"); 3653 return ret; 3654 } 3655 if (eg_pi->dynamic_ac_timing) { 3656 ret = ni_populate_mc_reg_table(rdev, boot_ps); 3657 if (ret) { 3658 DRM_ERROR("ni_populate_mc_reg_table failed\n"); 3659 return ret; 3660 } 3661 } 3662 ret = ni_initialize_smc_cac_tables(rdev); 3663 if (ret) { 3664 DRM_ERROR("ni_initialize_smc_cac_tables failed\n"); 3665 return ret; 3666 } 3667 ret = ni_initialize_hardware_cac_manager(rdev); 3668 if (ret) { 3669 DRM_ERROR("ni_initialize_hardware_cac_manager failed\n"); 3670 return ret; 3671 } 3672 ret = ni_populate_smc_tdp_limits(rdev, boot_ps); 3673 if (ret) { 3674 DRM_ERROR("ni_populate_smc_tdp_limits failed\n"); 3675 return ret; 3676 } 3677 ni_program_response_times(rdev); 3678 r7xx_start_smc(rdev); 3679 ret = cypress_notify_smc_display_change(rdev, false); 3680 if (ret) { 3681 DRM_ERROR("cypress_notify_smc_display_change failed\n"); 3682 return ret; 3683 } 3684 cypress_enable_sclk_control(rdev, true); 3685 if (eg_pi->memory_transition) 3686 cypress_enable_mclk_control(rdev, true); 3687 cypress_start_dpm(rdev); 3688 if (pi->gfx_clock_gating) 3689 ni_gfx_clockgating_enable(rdev, true); 3690 if (pi->mg_clock_gating) 3691 ni_mg_clockgating_enable(rdev, true); 3692 if (eg_pi->ls_clock_gating) 3693 ni_ls_clockgating_enable(rdev, true); 3694 3695 rv770_enable_auto_throttle_source(rdev, RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL, true); 3696 3697 ni_update_current_ps(rdev, boot_ps); 3698 3699 return 0; 3700 } 3701 3702 void ni_dpm_disable(struct radeon_device *rdev) 3703 { 3704 struct rv7xx_power_info *pi = rv770_get_pi(rdev); 3705 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev); 3706 struct radeon_ps *boot_ps = rdev->pm.dpm.boot_ps; 3707 3708 if (!btc_dpm_enabled(rdev)) 3709 return; 3710 rv770_clear_vc(rdev); 3711 if (pi->thermal_protection) 3712 rv770_enable_thermal_protection(rdev, false); 3713 ni_enable_power_containment(rdev, boot_ps, false); 3714 ni_enable_smc_cac(rdev, boot_ps, false); 3715 cypress_enable_spread_spectrum(rdev, false); 3716 rv770_enable_auto_throttle_source(rdev, RADEON_DPM_AUTO_THROTTLE_SRC_THERMAL, false); 3717 if (pi->dynamic_pcie_gen2) 3718 ni_enable_dynamic_pcie_gen2(rdev, false); 3719 3720 if (rdev->irq.installed && 3721 r600_is_internal_thermal_sensor(rdev->pm.int_thermal_type)) { 3722 rdev->irq.dpm_thermal = false; 3723 radeon_irq_set(rdev); 3724 } 3725 3726 if (pi->gfx_clock_gating) 3727 ni_gfx_clockgating_enable(rdev, false); 3728 if (pi->mg_clock_gating) 3729 ni_mg_clockgating_enable(rdev, false); 3730 if (eg_pi->ls_clock_gating) 3731 ni_ls_clockgating_enable(rdev, false); 3732 ni_stop_dpm(rdev); 3733 btc_reset_to_default(rdev); 3734 ni_stop_smc(rdev); 3735 ni_force_switch_to_arb_f0(rdev); 3736 3737 ni_update_current_ps(rdev, boot_ps); 3738 } 3739 3740 static int ni_power_control_set_level(struct radeon_device *rdev) 3741 { 3742 struct radeon_ps *new_ps = rdev->pm.dpm.requested_ps; 3743 int ret; 3744 3745 ret = ni_restrict_performance_levels_before_switch(rdev); 3746 if (ret) 3747 return ret; 3748 ret = rv770_halt_smc(rdev); 3749 if (ret) 3750 return ret; 3751 ret = ni_populate_smc_tdp_limits(rdev, new_ps); 3752 if (ret) 3753 return ret; 3754 ret = rv770_resume_smc(rdev); 3755 if (ret) 3756 return ret; 3757 ret = rv770_set_sw_state(rdev); 3758 if (ret) 3759 return ret; 3760 3761 return 0; 3762 } 3763 3764 int ni_dpm_pre_set_power_state(struct radeon_device *rdev) 3765 { 3766 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev); 3767 struct radeon_ps requested_ps = *rdev->pm.dpm.requested_ps; 3768 struct radeon_ps *new_ps = &requested_ps; 3769 3770 ni_update_requested_ps(rdev, new_ps); 3771 3772 ni_apply_state_adjust_rules(rdev, &eg_pi->requested_rps); 3773 3774 return 0; 3775 } 3776 3777 int ni_dpm_set_power_state(struct radeon_device *rdev) 3778 { 3779 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev); 3780 struct radeon_ps *new_ps = &eg_pi->requested_rps; 3781 struct radeon_ps *old_ps = &eg_pi->current_rps; 3782 int ret; 3783 3784 ret = ni_restrict_performance_levels_before_switch(rdev); 3785 if (ret) { 3786 DRM_ERROR("ni_restrict_performance_levels_before_switch failed\n"); 3787 return ret; 3788 } 3789 ni_set_uvd_clock_before_set_eng_clock(rdev, new_ps, old_ps); 3790 ret = ni_enable_power_containment(rdev, new_ps, false); 3791 if (ret) { 3792 DRM_ERROR("ni_enable_power_containment failed\n"); 3793 return ret; 3794 } 3795 ret = ni_enable_smc_cac(rdev, new_ps, false); 3796 if (ret) { 3797 DRM_ERROR("ni_enable_smc_cac failed\n"); 3798 return ret; 3799 } 3800 ret = rv770_halt_smc(rdev); 3801 if (ret) { 3802 DRM_ERROR("rv770_halt_smc failed\n"); 3803 return ret; 3804 } 3805 if (eg_pi->smu_uvd_hs) 3806 btc_notify_uvd_to_smc(rdev, new_ps); 3807 ret = ni_upload_sw_state(rdev, new_ps); 3808 if (ret) { 3809 DRM_ERROR("ni_upload_sw_state failed\n"); 3810 return ret; 3811 } 3812 if (eg_pi->dynamic_ac_timing) { 3813 ret = ni_upload_mc_reg_table(rdev, new_ps); 3814 if (ret) { 3815 DRM_ERROR("ni_upload_mc_reg_table failed\n"); 3816 return ret; 3817 } 3818 } 3819 ret = ni_program_memory_timing_parameters(rdev, new_ps); 3820 if (ret) { 3821 DRM_ERROR("ni_program_memory_timing_parameters failed\n"); 3822 return ret; 3823 } 3824 ret = rv770_resume_smc(rdev); 3825 if (ret) { 3826 DRM_ERROR("rv770_resume_smc failed\n"); 3827 return ret; 3828 } 3829 ret = rv770_set_sw_state(rdev); 3830 if (ret) { 3831 DRM_ERROR("rv770_set_sw_state failed\n"); 3832 return ret; 3833 } 3834 ni_set_uvd_clock_after_set_eng_clock(rdev, new_ps, old_ps); 3835 ret = ni_enable_smc_cac(rdev, new_ps, true); 3836 if (ret) { 3837 DRM_ERROR("ni_enable_smc_cac failed\n"); 3838 return ret; 3839 } 3840 ret = ni_enable_power_containment(rdev, new_ps, true); 3841 if (ret) { 3842 DRM_ERROR("ni_enable_power_containment failed\n"); 3843 return ret; 3844 } 3845 3846 /* update tdp */ 3847 ret = ni_power_control_set_level(rdev); 3848 if (ret) { 3849 DRM_ERROR("ni_power_control_set_level failed\n"); 3850 return ret; 3851 } 3852 3853 return 0; 3854 } 3855 3856 void ni_dpm_post_set_power_state(struct radeon_device *rdev) 3857 { 3858 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev); 3859 struct radeon_ps *new_ps = &eg_pi->requested_rps; 3860 3861 ni_update_current_ps(rdev, new_ps); 3862 } 3863 3864 #if 0 3865 void ni_dpm_reset_asic(struct radeon_device *rdev) 3866 { 3867 ni_restrict_performance_levels_before_switch(rdev); 3868 rv770_set_boot_state(rdev); 3869 } 3870 #endif 3871 3872 union power_info { 3873 struct _ATOM_POWERPLAY_INFO info; 3874 struct _ATOM_POWERPLAY_INFO_V2 info_2; 3875 struct _ATOM_POWERPLAY_INFO_V3 info_3; 3876 struct _ATOM_PPLIB_POWERPLAYTABLE pplib; 3877 struct _ATOM_PPLIB_POWERPLAYTABLE2 pplib2; 3878 struct _ATOM_PPLIB_POWERPLAYTABLE3 pplib3; 3879 }; 3880 3881 union pplib_clock_info { 3882 struct _ATOM_PPLIB_R600_CLOCK_INFO r600; 3883 struct _ATOM_PPLIB_RS780_CLOCK_INFO rs780; 3884 struct _ATOM_PPLIB_EVERGREEN_CLOCK_INFO evergreen; 3885 struct _ATOM_PPLIB_SUMO_CLOCK_INFO sumo; 3886 }; 3887 3888 union pplib_power_state { 3889 struct _ATOM_PPLIB_STATE v1; 3890 struct _ATOM_PPLIB_STATE_V2 v2; 3891 }; 3892 3893 static void ni_parse_pplib_non_clock_info(struct radeon_device *rdev, 3894 struct radeon_ps *rps, 3895 struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info, 3896 u8 table_rev) 3897 { 3898 rps->caps = le32_to_cpu(non_clock_info->ulCapsAndSettings); 3899 rps->class = le16_to_cpu(non_clock_info->usClassification); 3900 rps->class2 = le16_to_cpu(non_clock_info->usClassification2); 3901 3902 if (ATOM_PPLIB_NONCLOCKINFO_VER1 < table_rev) { 3903 rps->vclk = le32_to_cpu(non_clock_info->ulVCLK); 3904 rps->dclk = le32_to_cpu(non_clock_info->ulDCLK); 3905 } else if (r600_is_uvd_state(rps->class, rps->class2)) { 3906 rps->vclk = RV770_DEFAULT_VCLK_FREQ; 3907 rps->dclk = RV770_DEFAULT_DCLK_FREQ; 3908 } else { 3909 rps->vclk = 0; 3910 rps->dclk = 0; 3911 } 3912 3913 if (rps->class & ATOM_PPLIB_CLASSIFICATION_BOOT) 3914 rdev->pm.dpm.boot_ps = rps; 3915 if (rps->class & ATOM_PPLIB_CLASSIFICATION_UVDSTATE) 3916 rdev->pm.dpm.uvd_ps = rps; 3917 } 3918 3919 static void ni_parse_pplib_clock_info(struct radeon_device *rdev, 3920 struct radeon_ps *rps, int index, 3921 union pplib_clock_info *clock_info) 3922 { 3923 struct rv7xx_power_info *pi = rv770_get_pi(rdev); 3924 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev); 3925 struct ni_ps *ps = ni_get_ps(rps); 3926 struct rv7xx_pl *pl = &ps->performance_levels[index]; 3927 3928 ps->performance_level_count = index + 1; 3929 3930 pl->sclk = le16_to_cpu(clock_info->evergreen.usEngineClockLow); 3931 pl->sclk |= clock_info->evergreen.ucEngineClockHigh << 16; 3932 pl->mclk = le16_to_cpu(clock_info->evergreen.usMemoryClockLow); 3933 pl->mclk |= clock_info->evergreen.ucMemoryClockHigh << 16; 3934 3935 pl->vddc = le16_to_cpu(clock_info->evergreen.usVDDC); 3936 pl->vddci = le16_to_cpu(clock_info->evergreen.usVDDCI); 3937 pl->flags = le32_to_cpu(clock_info->evergreen.ulFlags); 3938 3939 /* patch up vddc if necessary */ 3940 if (pl->vddc == 0xff01) { 3941 if (pi->max_vddc) 3942 pl->vddc = pi->max_vddc; 3943 } 3944 3945 if (rps->class & ATOM_PPLIB_CLASSIFICATION_ACPI) { 3946 pi->acpi_vddc = pl->vddc; 3947 eg_pi->acpi_vddci = pl->vddci; 3948 if (ps->performance_levels[0].flags & ATOM_PPLIB_R600_FLAGS_PCIEGEN2) 3949 pi->acpi_pcie_gen2 = true; 3950 else 3951 pi->acpi_pcie_gen2 = false; 3952 } 3953 3954 if (rps->class2 & ATOM_PPLIB_CLASSIFICATION2_ULV) { 3955 eg_pi->ulv.supported = true; 3956 eg_pi->ulv.pl = pl; 3957 } 3958 3959 if (pi->min_vddc_in_table > pl->vddc) 3960 pi->min_vddc_in_table = pl->vddc; 3961 3962 if (pi->max_vddc_in_table < pl->vddc) 3963 pi->max_vddc_in_table = pl->vddc; 3964 3965 /* patch up boot state */ 3966 if (rps->class & ATOM_PPLIB_CLASSIFICATION_BOOT) { 3967 u16 vddc, vddci, mvdd; 3968 radeon_atombios_get_default_voltages(rdev, &vddc, &vddci, &mvdd); 3969 pl->mclk = rdev->clock.default_mclk; 3970 pl->sclk = rdev->clock.default_sclk; 3971 pl->vddc = vddc; 3972 pl->vddci = vddci; 3973 } 3974 3975 if ((rps->class & ATOM_PPLIB_CLASSIFICATION_UI_MASK) == 3976 ATOM_PPLIB_CLASSIFICATION_UI_PERFORMANCE) { 3977 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.sclk = pl->sclk; 3978 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.mclk = pl->mclk; 3979 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.vddc = pl->vddc; 3980 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac.vddci = pl->vddci; 3981 } 3982 } 3983 3984 static int ni_parse_power_table(struct radeon_device *rdev) 3985 { 3986 struct radeon_mode_info *mode_info = &rdev->mode_info; 3987 struct _ATOM_PPLIB_NONCLOCK_INFO *non_clock_info; 3988 union pplib_power_state *power_state; 3989 int i, j; 3990 union pplib_clock_info *clock_info; 3991 union power_info *power_info; 3992 int index = GetIndexIntoMasterTable(DATA, PowerPlayInfo); 3993 u16 data_offset; 3994 u8 frev, crev; 3995 struct ni_ps *ps; 3996 3997 if (!atom_parse_data_header(mode_info->atom_context, index, NULL, 3998 &frev, &crev, &data_offset)) 3999 return -EINVAL; 4000 power_info = (union power_info *)(mode_info->atom_context->bios + data_offset); 4001 4002 rdev->pm.dpm.ps = kcalloc(power_info->pplib.ucNumStates, 4003 sizeof(struct radeon_ps), 4004 GFP_KERNEL); 4005 if (!rdev->pm.dpm.ps) 4006 return -ENOMEM; 4007 4008 for (i = 0; i < power_info->pplib.ucNumStates; i++) { 4009 power_state = (union pplib_power_state *) 4010 (mode_info->atom_context->bios + data_offset + 4011 le16_to_cpu(power_info->pplib.usStateArrayOffset) + 4012 i * power_info->pplib.ucStateEntrySize); 4013 non_clock_info = (struct _ATOM_PPLIB_NONCLOCK_INFO *) 4014 (mode_info->atom_context->bios + data_offset + 4015 le16_to_cpu(power_info->pplib.usNonClockInfoArrayOffset) + 4016 (power_state->v1.ucNonClockStateIndex * 4017 power_info->pplib.ucNonClockSize)); 4018 if (power_info->pplib.ucStateEntrySize - 1) { 4019 u8 *idx; 4020 ps = kzalloc(sizeof(struct ni_ps), GFP_KERNEL); 4021 if (ps == NULL) { 4022 kfree(rdev->pm.dpm.ps); 4023 return -ENOMEM; 4024 } 4025 rdev->pm.dpm.ps[i].ps_priv = ps; 4026 ni_parse_pplib_non_clock_info(rdev, &rdev->pm.dpm.ps[i], 4027 non_clock_info, 4028 power_info->pplib.ucNonClockSize); 4029 idx = (u8 *)&power_state->v1.ucClockStateIndices[0]; 4030 for (j = 0; j < (power_info->pplib.ucStateEntrySize - 1); j++) { 4031 clock_info = (union pplib_clock_info *) 4032 (mode_info->atom_context->bios + data_offset + 4033 le16_to_cpu(power_info->pplib.usClockInfoArrayOffset) + 4034 (idx[j] * power_info->pplib.ucClockInfoSize)); 4035 ni_parse_pplib_clock_info(rdev, 4036 &rdev->pm.dpm.ps[i], j, 4037 clock_info); 4038 } 4039 } 4040 } 4041 rdev->pm.dpm.num_ps = power_info->pplib.ucNumStates; 4042 return 0; 4043 } 4044 4045 int ni_dpm_init(struct radeon_device *rdev) 4046 { 4047 struct rv7xx_power_info *pi; 4048 struct evergreen_power_info *eg_pi; 4049 struct ni_power_info *ni_pi; 4050 struct atom_clock_dividers dividers; 4051 int ret; 4052 4053 ni_pi = kzalloc(sizeof(struct ni_power_info), GFP_KERNEL); 4054 if (ni_pi == NULL) 4055 return -ENOMEM; 4056 rdev->pm.dpm.priv = ni_pi; 4057 eg_pi = &ni_pi->eg; 4058 pi = &eg_pi->rv7xx; 4059 4060 rv770_get_max_vddc(rdev); 4061 4062 eg_pi->ulv.supported = false; 4063 pi->acpi_vddc = 0; 4064 eg_pi->acpi_vddci = 0; 4065 pi->min_vddc_in_table = 0; 4066 pi->max_vddc_in_table = 0; 4067 4068 ret = r600_get_platform_caps(rdev); 4069 if (ret) 4070 return ret; 4071 4072 ret = ni_parse_power_table(rdev); 4073 if (ret) 4074 return ret; 4075 ret = r600_parse_extended_power_table(rdev); 4076 if (ret) 4077 return ret; 4078 4079 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries = 4080 kcalloc(4, 4081 sizeof(struct radeon_clock_voltage_dependency_entry), 4082 GFP_KERNEL); 4083 if (!rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries) { 4084 r600_free_extended_power_table(rdev); 4085 return -ENOMEM; 4086 } 4087 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.count = 4; 4088 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[0].clk = 0; 4089 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[0].v = 0; 4090 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[1].clk = 36000; 4091 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[1].v = 720; 4092 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[2].clk = 54000; 4093 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[2].v = 810; 4094 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[3].clk = 72000; 4095 rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries[3].v = 900; 4096 4097 ni_patch_dependency_tables_based_on_leakage(rdev); 4098 4099 if (rdev->pm.dpm.voltage_response_time == 0) 4100 rdev->pm.dpm.voltage_response_time = R600_VOLTAGERESPONSETIME_DFLT; 4101 if (rdev->pm.dpm.backbias_response_time == 0) 4102 rdev->pm.dpm.backbias_response_time = R600_BACKBIASRESPONSETIME_DFLT; 4103 4104 ret = radeon_atom_get_clock_dividers(rdev, COMPUTE_ENGINE_PLL_PARAM, 4105 0, false, ÷rs); 4106 if (ret) 4107 pi->ref_div = dividers.ref_div + 1; 4108 else 4109 pi->ref_div = R600_REFERENCEDIVIDER_DFLT; 4110 4111 pi->rlp = RV770_RLP_DFLT; 4112 pi->rmp = RV770_RMP_DFLT; 4113 pi->lhp = RV770_LHP_DFLT; 4114 pi->lmp = RV770_LMP_DFLT; 4115 4116 eg_pi->ats[0].rlp = RV770_RLP_DFLT; 4117 eg_pi->ats[0].rmp = RV770_RMP_DFLT; 4118 eg_pi->ats[0].lhp = RV770_LHP_DFLT; 4119 eg_pi->ats[0].lmp = RV770_LMP_DFLT; 4120 4121 eg_pi->ats[1].rlp = BTC_RLP_UVD_DFLT; 4122 eg_pi->ats[1].rmp = BTC_RMP_UVD_DFLT; 4123 eg_pi->ats[1].lhp = BTC_LHP_UVD_DFLT; 4124 eg_pi->ats[1].lmp = BTC_LMP_UVD_DFLT; 4125 4126 eg_pi->smu_uvd_hs = true; 4127 4128 if (rdev->pdev->device == 0x6707) { 4129 pi->mclk_strobe_mode_threshold = 55000; 4130 pi->mclk_edc_enable_threshold = 55000; 4131 eg_pi->mclk_edc_wr_enable_threshold = 55000; 4132 } else { 4133 pi->mclk_strobe_mode_threshold = 40000; 4134 pi->mclk_edc_enable_threshold = 40000; 4135 eg_pi->mclk_edc_wr_enable_threshold = 40000; 4136 } 4137 ni_pi->mclk_rtt_mode_threshold = eg_pi->mclk_edc_wr_enable_threshold; 4138 4139 pi->voltage_control = 4140 radeon_atom_is_voltage_gpio(rdev, SET_VOLTAGE_TYPE_ASIC_VDDC, 0); 4141 4142 pi->mvdd_control = 4143 radeon_atom_is_voltage_gpio(rdev, SET_VOLTAGE_TYPE_ASIC_MVDDC, 0); 4144 4145 eg_pi->vddci_control = 4146 radeon_atom_is_voltage_gpio(rdev, SET_VOLTAGE_TYPE_ASIC_VDDCI, 0); 4147 4148 rv770_get_engine_memory_ss(rdev); 4149 4150 pi->asi = RV770_ASI_DFLT; 4151 pi->pasi = CYPRESS_HASI_DFLT; 4152 pi->vrc = CYPRESS_VRC_DFLT; 4153 4154 pi->power_gating = false; 4155 4156 pi->gfx_clock_gating = true; 4157 4158 pi->mg_clock_gating = true; 4159 pi->mgcgtssm = true; 4160 eg_pi->ls_clock_gating = false; 4161 eg_pi->sclk_deep_sleep = false; 4162 4163 pi->dynamic_pcie_gen2 = true; 4164 4165 if (rdev->pm.int_thermal_type != THERMAL_TYPE_NONE) 4166 pi->thermal_protection = true; 4167 else 4168 pi->thermal_protection = false; 4169 4170 pi->display_gap = true; 4171 4172 pi->dcodt = true; 4173 4174 pi->ulps = true; 4175 4176 eg_pi->dynamic_ac_timing = true; 4177 eg_pi->abm = true; 4178 eg_pi->mcls = true; 4179 eg_pi->light_sleep = true; 4180 eg_pi->memory_transition = true; 4181 #if defined(CONFIG_ACPI) 4182 eg_pi->pcie_performance_request = 4183 radeon_acpi_is_pcie_performance_request_supported(rdev); 4184 #else 4185 eg_pi->pcie_performance_request = false; 4186 #endif 4187 4188 eg_pi->dll_default_on = false; 4189 4190 eg_pi->sclk_deep_sleep = false; 4191 4192 pi->mclk_stutter_mode_threshold = 0; 4193 4194 pi->sram_end = SMC_RAM_END; 4195 4196 rdev->pm.dpm.dyn_state.mclk_sclk_ratio = 3; 4197 rdev->pm.dpm.dyn_state.vddc_vddci_delta = 200; 4198 rdev->pm.dpm.dyn_state.min_vddc_for_pcie_gen2 = 900; 4199 rdev->pm.dpm.dyn_state.valid_sclk_values.count = ARRAY_SIZE(btc_valid_sclk); 4200 rdev->pm.dpm.dyn_state.valid_sclk_values.values = btc_valid_sclk; 4201 rdev->pm.dpm.dyn_state.valid_mclk_values.count = 0; 4202 rdev->pm.dpm.dyn_state.valid_mclk_values.values = NULL; 4203 rdev->pm.dpm.dyn_state.sclk_mclk_delta = 12500; 4204 4205 ni_pi->cac_data.leakage_coefficients.at = 516; 4206 ni_pi->cac_data.leakage_coefficients.bt = 18; 4207 ni_pi->cac_data.leakage_coefficients.av = 51; 4208 ni_pi->cac_data.leakage_coefficients.bv = 2957; 4209 4210 switch (rdev->pdev->device) { 4211 case 0x6700: 4212 case 0x6701: 4213 case 0x6702: 4214 case 0x6703: 4215 case 0x6718: 4216 ni_pi->cac_weights = &cac_weights_cayman_xt; 4217 break; 4218 case 0x6705: 4219 case 0x6719: 4220 case 0x671D: 4221 case 0x671C: 4222 default: 4223 ni_pi->cac_weights = &cac_weights_cayman_pro; 4224 break; 4225 case 0x6704: 4226 case 0x6706: 4227 case 0x6707: 4228 case 0x6708: 4229 case 0x6709: 4230 ni_pi->cac_weights = &cac_weights_cayman_le; 4231 break; 4232 } 4233 4234 if (ni_pi->cac_weights->enable_power_containment_by_default) { 4235 ni_pi->enable_power_containment = true; 4236 ni_pi->enable_cac = true; 4237 ni_pi->enable_sq_ramping = true; 4238 } else { 4239 ni_pi->enable_power_containment = false; 4240 ni_pi->enable_cac = false; 4241 ni_pi->enable_sq_ramping = false; 4242 } 4243 4244 ni_pi->driver_calculate_cac_leakage = false; 4245 ni_pi->cac_configuration_required = true; 4246 4247 if (ni_pi->cac_configuration_required) { 4248 ni_pi->support_cac_long_term_average = true; 4249 ni_pi->lta_window_size = ni_pi->cac_weights->l2_lta_window_size; 4250 ni_pi->lts_truncate = ni_pi->cac_weights->lts_truncate; 4251 } else { 4252 ni_pi->support_cac_long_term_average = false; 4253 ni_pi->lta_window_size = 0; 4254 ni_pi->lts_truncate = 0; 4255 } 4256 4257 ni_pi->use_power_boost_limit = true; 4258 4259 /* make sure dc limits are valid */ 4260 if ((rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.sclk == 0) || 4261 (rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc.mclk == 0)) 4262 rdev->pm.dpm.dyn_state.max_clock_voltage_on_dc = 4263 rdev->pm.dpm.dyn_state.max_clock_voltage_on_ac; 4264 4265 return 0; 4266 } 4267 4268 void ni_dpm_fini(struct radeon_device *rdev) 4269 { 4270 int i; 4271 4272 for (i = 0; i < rdev->pm.dpm.num_ps; i++) { 4273 kfree(rdev->pm.dpm.ps[i].ps_priv); 4274 } 4275 kfree(rdev->pm.dpm.ps); 4276 kfree(rdev->pm.dpm.priv); 4277 kfree(rdev->pm.dpm.dyn_state.vddc_dependency_on_dispclk.entries); 4278 r600_free_extended_power_table(rdev); 4279 } 4280 4281 void ni_dpm_print_power_state(struct radeon_device *rdev, 4282 struct radeon_ps *rps) 4283 { 4284 struct ni_ps *ps = ni_get_ps(rps); 4285 struct rv7xx_pl *pl; 4286 int i; 4287 4288 r600_dpm_print_class_info(rps->class, rps->class2); 4289 r600_dpm_print_cap_info(rps->caps); 4290 printk("\tuvd vclk: %d dclk: %d\n", rps->vclk, rps->dclk); 4291 for (i = 0; i < ps->performance_level_count; i++) { 4292 pl = &ps->performance_levels[i]; 4293 if (rdev->family >= CHIP_TAHITI) 4294 printk("\t\tpower level %d sclk: %u mclk: %u vddc: %u vddci: %u pcie gen: %u\n", 4295 i, pl->sclk, pl->mclk, pl->vddc, pl->vddci, pl->pcie_gen + 1); 4296 else 4297 printk("\t\tpower level %d sclk: %u mclk: %u vddc: %u vddci: %u\n", 4298 i, pl->sclk, pl->mclk, pl->vddc, pl->vddci); 4299 } 4300 r600_dpm_print_ps_status(rdev, rps); 4301 } 4302 4303 void ni_dpm_debugfs_print_current_performance_level(struct radeon_device *rdev, 4304 struct seq_file *m) 4305 { 4306 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev); 4307 struct radeon_ps *rps = &eg_pi->current_rps; 4308 struct ni_ps *ps = ni_get_ps(rps); 4309 struct rv7xx_pl *pl; 4310 u32 current_index = 4311 (RREG32(TARGET_AND_CURRENT_PROFILE_INDEX) & CURRENT_STATE_INDEX_MASK) >> 4312 CURRENT_STATE_INDEX_SHIFT; 4313 4314 if (current_index >= ps->performance_level_count) { 4315 seq_printf(m, "invalid dpm profile %d\n", current_index); 4316 } else { 4317 pl = &ps->performance_levels[current_index]; 4318 seq_printf(m, "uvd vclk: %d dclk: %d\n", rps->vclk, rps->dclk); 4319 seq_printf(m, "power level %d sclk: %u mclk: %u vddc: %u vddci: %u\n", 4320 current_index, pl->sclk, pl->mclk, pl->vddc, pl->vddci); 4321 } 4322 } 4323 4324 u32 ni_dpm_get_current_sclk(struct radeon_device *rdev) 4325 { 4326 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev); 4327 struct radeon_ps *rps = &eg_pi->current_rps; 4328 struct ni_ps *ps = ni_get_ps(rps); 4329 struct rv7xx_pl *pl; 4330 u32 current_index = 4331 (RREG32(TARGET_AND_CURRENT_PROFILE_INDEX) & CURRENT_STATE_INDEX_MASK) >> 4332 CURRENT_STATE_INDEX_SHIFT; 4333 4334 if (current_index >= ps->performance_level_count) { 4335 return 0; 4336 } else { 4337 pl = &ps->performance_levels[current_index]; 4338 return pl->sclk; 4339 } 4340 } 4341 4342 u32 ni_dpm_get_current_mclk(struct radeon_device *rdev) 4343 { 4344 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev); 4345 struct radeon_ps *rps = &eg_pi->current_rps; 4346 struct ni_ps *ps = ni_get_ps(rps); 4347 struct rv7xx_pl *pl; 4348 u32 current_index = 4349 (RREG32(TARGET_AND_CURRENT_PROFILE_INDEX) & CURRENT_STATE_INDEX_MASK) >> 4350 CURRENT_STATE_INDEX_SHIFT; 4351 4352 if (current_index >= ps->performance_level_count) { 4353 return 0; 4354 } else { 4355 pl = &ps->performance_levels[current_index]; 4356 return pl->mclk; 4357 } 4358 } 4359 4360 u32 ni_dpm_get_sclk(struct radeon_device *rdev, bool low) 4361 { 4362 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev); 4363 struct ni_ps *requested_state = ni_get_ps(&eg_pi->requested_rps); 4364 4365 if (low) 4366 return requested_state->performance_levels[0].sclk; 4367 else 4368 return requested_state->performance_levels[requested_state->performance_level_count - 1].sclk; 4369 } 4370 4371 u32 ni_dpm_get_mclk(struct radeon_device *rdev, bool low) 4372 { 4373 struct evergreen_power_info *eg_pi = evergreen_get_pi(rdev); 4374 struct ni_ps *requested_state = ni_get_ps(&eg_pi->requested_rps); 4375 4376 if (low) 4377 return requested_state->performance_levels[0].mclk; 4378 else 4379 return requested_state->performance_levels[requested_state->performance_level_count - 1].mclk; 4380 } 4381 4382