1 /* 2 * Copyright 2016 Advanced Micro Devices, Inc. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 * 22 */ 23 #include <linux/firmware.h> 24 #include <linux/slab.h> 25 #include <linux/module.h> 26 #include <linux/pci.h> 27 28 #include "amdgpu.h" 29 #include "amdgpu_atombios.h" 30 #include "amdgpu_ih.h" 31 #include "amdgpu_uvd.h" 32 #include "amdgpu_vce.h" 33 #include "amdgpu_ucode.h" 34 #include "amdgpu_psp.h" 35 #include "atom.h" 36 #include "amd_pcie.h" 37 38 #include "uvd/uvd_7_0_offset.h" 39 #include "gc/gc_9_0_offset.h" 40 #include "gc/gc_9_0_sh_mask.h" 41 #include "sdma0/sdma0_4_0_offset.h" 42 #include "sdma1/sdma1_4_0_offset.h" 43 #include "hdp/hdp_4_0_offset.h" 44 #include "hdp/hdp_4_0_sh_mask.h" 45 #include "smuio/smuio_9_0_offset.h" 46 #include "smuio/smuio_9_0_sh_mask.h" 47 #include "nbio/nbio_7_0_default.h" 48 #include "nbio/nbio_7_0_offset.h" 49 #include "nbio/nbio_7_0_sh_mask.h" 50 #include "nbio/nbio_7_0_smn.h" 51 #include "mp/mp_9_0_offset.h" 52 53 #include "soc15.h" 54 #include "soc15_common.h" 55 #include "gfx_v9_0.h" 56 #include "gmc_v9_0.h" 57 #include "gfxhub_v1_0.h" 58 #include "mmhub_v1_0.h" 59 #include "df_v1_7.h" 60 #include "df_v3_6.h" 61 #include "nbio_v6_1.h" 62 #include "nbio_v7_0.h" 63 #include "nbio_v7_4.h" 64 #include "vega10_ih.h" 65 #include "sdma_v4_0.h" 66 #include "uvd_v7_0.h" 67 #include "vce_v4_0.h" 68 #include "vcn_v1_0.h" 69 #include "vcn_v2_0.h" 70 #include "vcn_v2_5.h" 71 #include "dce_virtual.h" 72 #include "mxgpu_ai.h" 73 #include "amdgpu_smu.h" 74 #include "amdgpu_ras.h" 75 #include "amdgpu_xgmi.h" 76 #include <uapi/linux/kfd_ioctl.h> 77 78 #define mmMP0_MISC_CGTT_CTRL0 0x01b9 79 #define mmMP0_MISC_CGTT_CTRL0_BASE_IDX 0 80 #define mmMP0_MISC_LIGHT_SLEEP_CTRL 0x01ba 81 #define mmMP0_MISC_LIGHT_SLEEP_CTRL_BASE_IDX 0 82 83 /* for Vega20 register name change */ 84 #define mmHDP_MEM_POWER_CTRL 0x00d4 85 #define HDP_MEM_POWER_CTRL__IPH_MEM_POWER_CTRL_EN_MASK 0x00000001L 86 #define HDP_MEM_POWER_CTRL__IPH_MEM_POWER_LS_EN_MASK 0x00000002L 87 #define HDP_MEM_POWER_CTRL__RC_MEM_POWER_CTRL_EN_MASK 0x00010000L 88 #define HDP_MEM_POWER_CTRL__RC_MEM_POWER_LS_EN_MASK 0x00020000L 89 #define mmHDP_MEM_POWER_CTRL_BASE_IDX 0 90 /* 91 * Indirect registers accessor 92 */ 93 static u32 soc15_pcie_rreg(struct amdgpu_device *adev, u32 reg) 94 { 95 unsigned long flags, address, data; 96 u32 r; 97 address = adev->nbio.funcs->get_pcie_index_offset(adev); 98 data = adev->nbio.funcs->get_pcie_data_offset(adev); 99 100 spin_lock_irqsave(&adev->pcie_idx_lock, flags); 101 WREG32(address, reg); 102 (void)RREG32(address); 103 r = RREG32(data); 104 spin_unlock_irqrestore(&adev->pcie_idx_lock, flags); 105 return r; 106 } 107 108 static void soc15_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v) 109 { 110 unsigned long flags, address, data; 111 112 address = adev->nbio.funcs->get_pcie_index_offset(adev); 113 data = adev->nbio.funcs->get_pcie_data_offset(adev); 114 115 spin_lock_irqsave(&adev->pcie_idx_lock, flags); 116 WREG32(address, reg); 117 (void)RREG32(address); 118 WREG32(data, v); 119 (void)RREG32(data); 120 spin_unlock_irqrestore(&adev->pcie_idx_lock, flags); 121 } 122 123 static u64 soc15_pcie_rreg64(struct amdgpu_device *adev, u32 reg) 124 { 125 unsigned long flags, address, data; 126 u64 r; 127 address = adev->nbio.funcs->get_pcie_index_offset(adev); 128 data = adev->nbio.funcs->get_pcie_data_offset(adev); 129 130 spin_lock_irqsave(&adev->pcie_idx_lock, flags); 131 /* read low 32 bit */ 132 WREG32(address, reg); 133 (void)RREG32(address); 134 r = RREG32(data); 135 136 /* read high 32 bit*/ 137 WREG32(address, reg + 4); 138 (void)RREG32(address); 139 r |= ((u64)RREG32(data) << 32); 140 spin_unlock_irqrestore(&adev->pcie_idx_lock, flags); 141 return r; 142 } 143 144 static void soc15_pcie_wreg64(struct amdgpu_device *adev, u32 reg, u64 v) 145 { 146 unsigned long flags, address, data; 147 148 address = adev->nbio.funcs->get_pcie_index_offset(adev); 149 data = adev->nbio.funcs->get_pcie_data_offset(adev); 150 151 spin_lock_irqsave(&adev->pcie_idx_lock, flags); 152 /* write low 32 bit */ 153 WREG32(address, reg); 154 (void)RREG32(address); 155 WREG32(data, (u32)(v & 0xffffffffULL)); 156 (void)RREG32(data); 157 158 /* write high 32 bit */ 159 WREG32(address, reg + 4); 160 (void)RREG32(address); 161 WREG32(data, (u32)(v >> 32)); 162 (void)RREG32(data); 163 spin_unlock_irqrestore(&adev->pcie_idx_lock, flags); 164 } 165 166 static u32 soc15_uvd_ctx_rreg(struct amdgpu_device *adev, u32 reg) 167 { 168 unsigned long flags, address, data; 169 u32 r; 170 171 address = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_INDEX); 172 data = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_DATA); 173 174 spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags); 175 WREG32(address, ((reg) & 0x1ff)); 176 r = RREG32(data); 177 spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags); 178 return r; 179 } 180 181 static void soc15_uvd_ctx_wreg(struct amdgpu_device *adev, u32 reg, u32 v) 182 { 183 unsigned long flags, address, data; 184 185 address = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_INDEX); 186 data = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_DATA); 187 188 spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags); 189 WREG32(address, ((reg) & 0x1ff)); 190 WREG32(data, (v)); 191 spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags); 192 } 193 194 static u32 soc15_didt_rreg(struct amdgpu_device *adev, u32 reg) 195 { 196 unsigned long flags, address, data; 197 u32 r; 198 199 address = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_INDEX); 200 data = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_DATA); 201 202 spin_lock_irqsave(&adev->didt_idx_lock, flags); 203 WREG32(address, (reg)); 204 r = RREG32(data); 205 spin_unlock_irqrestore(&adev->didt_idx_lock, flags); 206 return r; 207 } 208 209 static void soc15_didt_wreg(struct amdgpu_device *adev, u32 reg, u32 v) 210 { 211 unsigned long flags, address, data; 212 213 address = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_INDEX); 214 data = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_DATA); 215 216 spin_lock_irqsave(&adev->didt_idx_lock, flags); 217 WREG32(address, (reg)); 218 WREG32(data, (v)); 219 spin_unlock_irqrestore(&adev->didt_idx_lock, flags); 220 } 221 222 static u32 soc15_gc_cac_rreg(struct amdgpu_device *adev, u32 reg) 223 { 224 unsigned long flags; 225 u32 r; 226 227 spin_lock_irqsave(&adev->gc_cac_idx_lock, flags); 228 WREG32_SOC15(GC, 0, mmGC_CAC_IND_INDEX, (reg)); 229 r = RREG32_SOC15(GC, 0, mmGC_CAC_IND_DATA); 230 spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags); 231 return r; 232 } 233 234 static void soc15_gc_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v) 235 { 236 unsigned long flags; 237 238 spin_lock_irqsave(&adev->gc_cac_idx_lock, flags); 239 WREG32_SOC15(GC, 0, mmGC_CAC_IND_INDEX, (reg)); 240 WREG32_SOC15(GC, 0, mmGC_CAC_IND_DATA, (v)); 241 spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags); 242 } 243 244 static u32 soc15_se_cac_rreg(struct amdgpu_device *adev, u32 reg) 245 { 246 unsigned long flags; 247 u32 r; 248 249 spin_lock_irqsave(&adev->se_cac_idx_lock, flags); 250 WREG32_SOC15(GC, 0, mmSE_CAC_IND_INDEX, (reg)); 251 r = RREG32_SOC15(GC, 0, mmSE_CAC_IND_DATA); 252 spin_unlock_irqrestore(&adev->se_cac_idx_lock, flags); 253 return r; 254 } 255 256 static void soc15_se_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v) 257 { 258 unsigned long flags; 259 260 spin_lock_irqsave(&adev->se_cac_idx_lock, flags); 261 WREG32_SOC15(GC, 0, mmSE_CAC_IND_INDEX, (reg)); 262 WREG32_SOC15(GC, 0, mmSE_CAC_IND_DATA, (v)); 263 spin_unlock_irqrestore(&adev->se_cac_idx_lock, flags); 264 } 265 266 static u32 soc15_get_config_memsize(struct amdgpu_device *adev) 267 { 268 return adev->nbio.funcs->get_memsize(adev); 269 } 270 271 static u32 soc15_get_xclk(struct amdgpu_device *adev) 272 { 273 return adev->clock.spll.reference_freq; 274 } 275 276 277 void soc15_grbm_select(struct amdgpu_device *adev, 278 u32 me, u32 pipe, u32 queue, u32 vmid) 279 { 280 u32 grbm_gfx_cntl = 0; 281 grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, PIPEID, pipe); 282 grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, MEID, me); 283 grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, VMID, vmid); 284 grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, QUEUEID, queue); 285 286 WREG32_SOC15_RLC_SHADOW(GC, 0, mmGRBM_GFX_CNTL, grbm_gfx_cntl); 287 } 288 289 static void soc15_vga_set_state(struct amdgpu_device *adev, bool state) 290 { 291 /* todo */ 292 } 293 294 static bool soc15_read_disabled_bios(struct amdgpu_device *adev) 295 { 296 /* todo */ 297 return false; 298 } 299 300 static bool soc15_read_bios_from_rom(struct amdgpu_device *adev, 301 u8 *bios, u32 length_bytes) 302 { 303 u32 *dw_ptr; 304 u32 i, length_dw; 305 306 if (bios == NULL) 307 return false; 308 if (length_bytes == 0) 309 return false; 310 /* APU vbios image is part of sbios image */ 311 if (adev->flags & AMD_IS_APU) 312 return false; 313 314 dw_ptr = (u32 *)bios; 315 length_dw = ALIGN(length_bytes, 4) / 4; 316 317 /* set rom index to 0 */ 318 WREG32(SOC15_REG_OFFSET(SMUIO, 0, mmROM_INDEX), 0); 319 /* read out the rom data */ 320 for (i = 0; i < length_dw; i++) 321 dw_ptr[i] = RREG32(SOC15_REG_OFFSET(SMUIO, 0, mmROM_DATA)); 322 323 return true; 324 } 325 326 static struct soc15_allowed_register_entry soc15_allowed_read_registers[] = { 327 { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS)}, 328 { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS2)}, 329 { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE0)}, 330 { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE1)}, 331 { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE2)}, 332 { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE3)}, 333 { SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_STATUS_REG)}, 334 { SOC15_REG_ENTRY(SDMA1, 0, mmSDMA1_STATUS_REG)}, 335 { SOC15_REG_ENTRY(GC, 0, mmCP_STAT)}, 336 { SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT1)}, 337 { SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT2)}, 338 { SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT3)}, 339 { SOC15_REG_ENTRY(GC, 0, mmCP_CPF_BUSY_STAT)}, 340 { SOC15_REG_ENTRY(GC, 0, mmCP_CPF_STALLED_STAT1)}, 341 { SOC15_REG_ENTRY(GC, 0, mmCP_CPF_STATUS)}, 342 { SOC15_REG_ENTRY(GC, 0, mmCP_CPC_STALLED_STAT1)}, 343 { SOC15_REG_ENTRY(GC, 0, mmCP_CPC_STATUS)}, 344 { SOC15_REG_ENTRY(GC, 0, mmGB_ADDR_CONFIG)}, 345 { SOC15_REG_ENTRY(GC, 0, mmDB_DEBUG2)}, 346 }; 347 348 static uint32_t soc15_read_indexed_register(struct amdgpu_device *adev, u32 se_num, 349 u32 sh_num, u32 reg_offset) 350 { 351 uint32_t val; 352 353 mutex_lock(&adev->grbm_idx_mutex); 354 if (se_num != 0xffffffff || sh_num != 0xffffffff) 355 amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff); 356 357 val = RREG32(reg_offset); 358 359 if (se_num != 0xffffffff || sh_num != 0xffffffff) 360 amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff); 361 mutex_unlock(&adev->grbm_idx_mutex); 362 return val; 363 } 364 365 static uint32_t soc15_get_register_value(struct amdgpu_device *adev, 366 bool indexed, u32 se_num, 367 u32 sh_num, u32 reg_offset) 368 { 369 if (indexed) { 370 return soc15_read_indexed_register(adev, se_num, sh_num, reg_offset); 371 } else { 372 if (reg_offset == SOC15_REG_OFFSET(GC, 0, mmGB_ADDR_CONFIG)) 373 return adev->gfx.config.gb_addr_config; 374 else if (reg_offset == SOC15_REG_OFFSET(GC, 0, mmDB_DEBUG2)) 375 return adev->gfx.config.db_debug2; 376 return RREG32(reg_offset); 377 } 378 } 379 380 static int soc15_read_register(struct amdgpu_device *adev, u32 se_num, 381 u32 sh_num, u32 reg_offset, u32 *value) 382 { 383 uint32_t i; 384 struct soc15_allowed_register_entry *en; 385 386 *value = 0; 387 for (i = 0; i < ARRAY_SIZE(soc15_allowed_read_registers); i++) { 388 en = &soc15_allowed_read_registers[i]; 389 if (reg_offset != (adev->reg_offset[en->hwip][en->inst][en->seg] 390 + en->reg_offset)) 391 continue; 392 393 *value = soc15_get_register_value(adev, 394 soc15_allowed_read_registers[i].grbm_indexed, 395 se_num, sh_num, reg_offset); 396 return 0; 397 } 398 return -EINVAL; 399 } 400 401 402 /** 403 * soc15_program_register_sequence - program an array of registers. 404 * 405 * @adev: amdgpu_device pointer 406 * @regs: pointer to the register array 407 * @array_size: size of the register array 408 * 409 * Programs an array or registers with and and or masks. 410 * This is a helper for setting golden registers. 411 */ 412 413 void soc15_program_register_sequence(struct amdgpu_device *adev, 414 const struct soc15_reg_golden *regs, 415 const u32 array_size) 416 { 417 const struct soc15_reg_golden *entry; 418 u32 tmp, reg; 419 int i; 420 421 for (i = 0; i < array_size; ++i) { 422 entry = ®s[i]; 423 reg = adev->reg_offset[entry->hwip][entry->instance][entry->segment] + entry->reg; 424 425 if (entry->and_mask == 0xffffffff) { 426 tmp = entry->or_mask; 427 } else { 428 tmp = RREG32(reg); 429 tmp &= ~(entry->and_mask); 430 tmp |= (entry->or_mask & entry->and_mask); 431 } 432 433 if (reg == SOC15_REG_OFFSET(GC, 0, mmPA_SC_BINNER_EVENT_CNTL_3) || 434 reg == SOC15_REG_OFFSET(GC, 0, mmPA_SC_ENHANCE) || 435 reg == SOC15_REG_OFFSET(GC, 0, mmPA_SC_ENHANCE_1) || 436 reg == SOC15_REG_OFFSET(GC, 0, mmSH_MEM_CONFIG)) 437 WREG32_RLC(reg, tmp); 438 else 439 WREG32(reg, tmp); 440 441 } 442 443 } 444 445 static int soc15_asic_mode1_reset(struct amdgpu_device *adev) 446 { 447 u32 i; 448 int ret = 0; 449 450 amdgpu_atombios_scratch_regs_engine_hung(adev, true); 451 452 dev_info(adev->dev, "GPU mode1 reset\n"); 453 454 /* disable BM */ 455 pci_clear_master(adev->pdev); 456 457 pci_save_state(adev->pdev); 458 459 ret = psp_gpu_reset(adev); 460 if (ret) 461 dev_err(adev->dev, "GPU mode1 reset failed\n"); 462 463 pci_restore_state(adev->pdev); 464 465 /* wait for asic to come out of reset */ 466 for (i = 0; i < adev->usec_timeout; i++) { 467 u32 memsize = adev->nbio.funcs->get_memsize(adev); 468 469 if (memsize != 0xffffffff) 470 break; 471 udelay(1); 472 } 473 474 amdgpu_atombios_scratch_regs_engine_hung(adev, false); 475 476 return ret; 477 } 478 479 static int soc15_asic_get_baco_capability(struct amdgpu_device *adev, bool *cap) 480 { 481 if (is_support_sw_smu(adev)) { 482 struct smu_context *smu = &adev->smu; 483 484 *cap = smu_baco_is_support(smu); 485 return 0; 486 } else { 487 void *pp_handle = adev->powerplay.pp_handle; 488 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 489 490 if (!pp_funcs || !pp_funcs->get_asic_baco_capability) { 491 *cap = false; 492 return -ENOENT; 493 } 494 495 return pp_funcs->get_asic_baco_capability(pp_handle, cap); 496 } 497 } 498 499 static int soc15_asic_baco_reset(struct amdgpu_device *adev) 500 { 501 struct amdgpu_ras *ras = amdgpu_ras_get_context(adev); 502 503 /* avoid NBIF got stuck when do RAS recovery in BACO reset */ 504 if (ras && ras->supported) 505 adev->nbio.funcs->enable_doorbell_interrupt(adev, false); 506 507 dev_info(adev->dev, "GPU BACO reset\n"); 508 509 if (is_support_sw_smu(adev)) { 510 struct smu_context *smu = &adev->smu; 511 512 if (smu_baco_reset(smu)) 513 return -EIO; 514 } else { 515 void *pp_handle = adev->powerplay.pp_handle; 516 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 517 518 if (!pp_funcs ||!pp_funcs->get_asic_baco_state ||!pp_funcs->set_asic_baco_state) 519 return -ENOENT; 520 521 /* enter BACO state */ 522 if (pp_funcs->set_asic_baco_state(pp_handle, 1)) 523 return -EIO; 524 525 /* exit BACO state */ 526 if (pp_funcs->set_asic_baco_state(pp_handle, 0)) 527 return -EIO; 528 } 529 530 /* re-enable doorbell interrupt after BACO exit */ 531 if (ras && ras->supported) 532 adev->nbio.funcs->enable_doorbell_interrupt(adev, true); 533 534 return 0; 535 } 536 537 static int soc15_mode2_reset(struct amdgpu_device *adev) 538 { 539 if (is_support_sw_smu(adev)) 540 return smu_mode2_reset(&adev->smu); 541 if (!adev->powerplay.pp_funcs || 542 !adev->powerplay.pp_funcs->asic_reset_mode_2) 543 return -ENOENT; 544 545 return adev->powerplay.pp_funcs->asic_reset_mode_2(adev->powerplay.pp_handle); 546 } 547 548 static enum amd_reset_method 549 soc15_asic_reset_method(struct amdgpu_device *adev) 550 { 551 bool baco_reset; 552 553 switch (adev->asic_type) { 554 case CHIP_RAVEN: 555 case CHIP_RENOIR: 556 return AMD_RESET_METHOD_MODE2; 557 case CHIP_VEGA10: 558 case CHIP_VEGA12: 559 soc15_asic_get_baco_capability(adev, &baco_reset); 560 break; 561 case CHIP_VEGA20: 562 if (adev->psp.sos_fw_version >= 0x80067) 563 soc15_asic_get_baco_capability(adev, &baco_reset); 564 else 565 baco_reset = false; 566 if (baco_reset) { 567 struct amdgpu_hive_info *hive = amdgpu_get_xgmi_hive(adev, 0); 568 struct amdgpu_ras *ras = amdgpu_ras_get_context(adev); 569 570 if (hive || (ras && ras->supported)) 571 baco_reset = false; 572 } 573 break; 574 default: 575 baco_reset = false; 576 break; 577 } 578 579 if (baco_reset) 580 return AMD_RESET_METHOD_BACO; 581 else 582 return AMD_RESET_METHOD_MODE1; 583 } 584 585 static int soc15_asic_reset(struct amdgpu_device *adev) 586 { 587 switch (soc15_asic_reset_method(adev)) { 588 case AMD_RESET_METHOD_BACO: 589 if (!adev->in_suspend) 590 amdgpu_inc_vram_lost(adev); 591 return soc15_asic_baco_reset(adev); 592 case AMD_RESET_METHOD_MODE2: 593 return soc15_mode2_reset(adev); 594 default: 595 if (!adev->in_suspend) 596 amdgpu_inc_vram_lost(adev); 597 return soc15_asic_mode1_reset(adev); 598 } 599 } 600 601 /*static int soc15_set_uvd_clock(struct amdgpu_device *adev, u32 clock, 602 u32 cntl_reg, u32 status_reg) 603 { 604 return 0; 605 }*/ 606 607 static int soc15_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk) 608 { 609 /*int r; 610 611 r = soc15_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS); 612 if (r) 613 return r; 614 615 r = soc15_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS); 616 */ 617 return 0; 618 } 619 620 static int soc15_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk) 621 { 622 /* todo */ 623 624 return 0; 625 } 626 627 static void soc15_pcie_gen3_enable(struct amdgpu_device *adev) 628 { 629 if (pci_is_root_bus(adev->pdev->bus)) 630 return; 631 632 if (amdgpu_pcie_gen2 == 0) 633 return; 634 635 if (adev->flags & AMD_IS_APU) 636 return; 637 638 if (!(adev->pm.pcie_gen_mask & (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 | 639 CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3))) 640 return; 641 642 /* todo */ 643 } 644 645 static void soc15_program_aspm(struct amdgpu_device *adev) 646 { 647 648 if (amdgpu_aspm == 0) 649 return; 650 651 /* todo */ 652 } 653 654 static void soc15_enable_doorbell_aperture(struct amdgpu_device *adev, 655 bool enable) 656 { 657 adev->nbio.funcs->enable_doorbell_aperture(adev, enable); 658 adev->nbio.funcs->enable_doorbell_selfring_aperture(adev, enable); 659 } 660 661 static const struct amdgpu_ip_block_version vega10_common_ip_block = 662 { 663 .type = AMD_IP_BLOCK_TYPE_COMMON, 664 .major = 2, 665 .minor = 0, 666 .rev = 0, 667 .funcs = &soc15_common_ip_funcs, 668 }; 669 670 static uint32_t soc15_get_rev_id(struct amdgpu_device *adev) 671 { 672 return adev->nbio.funcs->get_rev_id(adev); 673 } 674 675 int soc15_set_ip_blocks(struct amdgpu_device *adev) 676 { 677 /* Set IP register base before any HW register access */ 678 switch (adev->asic_type) { 679 case CHIP_VEGA10: 680 case CHIP_VEGA12: 681 case CHIP_RAVEN: 682 case CHIP_RENOIR: 683 vega10_reg_base_init(adev); 684 break; 685 case CHIP_VEGA20: 686 vega20_reg_base_init(adev); 687 break; 688 case CHIP_ARCTURUS: 689 arct_reg_base_init(adev); 690 break; 691 default: 692 return -EINVAL; 693 } 694 695 if (adev->asic_type == CHIP_VEGA20 || adev->asic_type == CHIP_ARCTURUS) 696 adev->gmc.xgmi.supported = true; 697 698 if (adev->flags & AMD_IS_APU) { 699 adev->nbio.funcs = &nbio_v7_0_funcs; 700 adev->nbio.hdp_flush_reg = &nbio_v7_0_hdp_flush_reg; 701 } else if (adev->asic_type == CHIP_VEGA20 || 702 adev->asic_type == CHIP_ARCTURUS) { 703 adev->nbio.funcs = &nbio_v7_4_funcs; 704 adev->nbio.hdp_flush_reg = &nbio_v7_4_hdp_flush_reg; 705 } else { 706 adev->nbio.funcs = &nbio_v6_1_funcs; 707 adev->nbio.hdp_flush_reg = &nbio_v6_1_hdp_flush_reg; 708 } 709 710 if (adev->asic_type == CHIP_VEGA20 || adev->asic_type == CHIP_ARCTURUS) 711 adev->df_funcs = &df_v3_6_funcs; 712 else 713 adev->df_funcs = &df_v1_7_funcs; 714 715 adev->rev_id = soc15_get_rev_id(adev); 716 adev->nbio.funcs->detect_hw_virt(adev); 717 718 if (amdgpu_sriov_vf(adev)) 719 adev->virt.ops = &xgpu_ai_virt_ops; 720 721 switch (adev->asic_type) { 722 case CHIP_VEGA10: 723 case CHIP_VEGA12: 724 case CHIP_VEGA20: 725 amdgpu_device_ip_block_add(adev, &vega10_common_ip_block); 726 amdgpu_device_ip_block_add(adev, &gmc_v9_0_ip_block); 727 728 /* For Vega10 SR-IOV, PSP need to be initialized before IH */ 729 if (amdgpu_sriov_vf(adev)) { 730 if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP)) { 731 if (adev->asic_type == CHIP_VEGA20) 732 amdgpu_device_ip_block_add(adev, &psp_v11_0_ip_block); 733 else 734 amdgpu_device_ip_block_add(adev, &psp_v3_1_ip_block); 735 } 736 amdgpu_device_ip_block_add(adev, &vega10_ih_ip_block); 737 } else { 738 amdgpu_device_ip_block_add(adev, &vega10_ih_ip_block); 739 if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP)) { 740 if (adev->asic_type == CHIP_VEGA20) 741 amdgpu_device_ip_block_add(adev, &psp_v11_0_ip_block); 742 else 743 amdgpu_device_ip_block_add(adev, &psp_v3_1_ip_block); 744 } 745 } 746 amdgpu_device_ip_block_add(adev, &gfx_v9_0_ip_block); 747 amdgpu_device_ip_block_add(adev, &sdma_v4_0_ip_block); 748 if (!amdgpu_sriov_vf(adev)) { 749 if (is_support_sw_smu(adev)) 750 amdgpu_device_ip_block_add(adev, &smu_v11_0_ip_block); 751 else 752 amdgpu_device_ip_block_add(adev, &pp_smu_ip_block); 753 } 754 if (adev->enable_virtual_display || amdgpu_sriov_vf(adev)) 755 amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block); 756 #if defined(CONFIG_DRM_AMD_DC) 757 else if (amdgpu_device_has_dc_support(adev)) 758 amdgpu_device_ip_block_add(adev, &dm_ip_block); 759 #endif 760 if (!(adev->asic_type == CHIP_VEGA20 && amdgpu_sriov_vf(adev))) { 761 amdgpu_device_ip_block_add(adev, &uvd_v7_0_ip_block); 762 amdgpu_device_ip_block_add(adev, &vce_v4_0_ip_block); 763 } 764 break; 765 case CHIP_RAVEN: 766 amdgpu_device_ip_block_add(adev, &vega10_common_ip_block); 767 amdgpu_device_ip_block_add(adev, &gmc_v9_0_ip_block); 768 amdgpu_device_ip_block_add(adev, &vega10_ih_ip_block); 769 if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP)) 770 amdgpu_device_ip_block_add(adev, &psp_v10_0_ip_block); 771 amdgpu_device_ip_block_add(adev, &gfx_v9_0_ip_block); 772 amdgpu_device_ip_block_add(adev, &sdma_v4_0_ip_block); 773 amdgpu_device_ip_block_add(adev, &pp_smu_ip_block); 774 if (adev->enable_virtual_display || amdgpu_sriov_vf(adev)) 775 amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block); 776 #if defined(CONFIG_DRM_AMD_DC) 777 else if (amdgpu_device_has_dc_support(adev)) 778 amdgpu_device_ip_block_add(adev, &dm_ip_block); 779 #endif 780 amdgpu_device_ip_block_add(adev, &vcn_v1_0_ip_block); 781 break; 782 case CHIP_ARCTURUS: 783 amdgpu_device_ip_block_add(adev, &vega10_common_ip_block); 784 amdgpu_device_ip_block_add(adev, &gmc_v9_0_ip_block); 785 786 if (amdgpu_sriov_vf(adev)) { 787 if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP)) 788 amdgpu_device_ip_block_add(adev, &psp_v11_0_ip_block); 789 amdgpu_device_ip_block_add(adev, &vega10_ih_ip_block); 790 } else { 791 amdgpu_device_ip_block_add(adev, &vega10_ih_ip_block); 792 if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP)) 793 amdgpu_device_ip_block_add(adev, &psp_v11_0_ip_block); 794 } 795 796 if (adev->enable_virtual_display || amdgpu_sriov_vf(adev)) 797 amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block); 798 amdgpu_device_ip_block_add(adev, &gfx_v9_0_ip_block); 799 amdgpu_device_ip_block_add(adev, &sdma_v4_0_ip_block); 800 if (!amdgpu_sriov_vf(adev)) 801 amdgpu_device_ip_block_add(adev, &smu_v11_0_ip_block); 802 803 if (unlikely(adev->firmware.load_type == AMDGPU_FW_LOAD_DIRECT)) 804 amdgpu_device_ip_block_add(adev, &vcn_v2_5_ip_block); 805 break; 806 case CHIP_RENOIR: 807 amdgpu_device_ip_block_add(adev, &vega10_common_ip_block); 808 amdgpu_device_ip_block_add(adev, &gmc_v9_0_ip_block); 809 amdgpu_device_ip_block_add(adev, &vega10_ih_ip_block); 810 if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP)) 811 amdgpu_device_ip_block_add(adev, &psp_v12_0_ip_block); 812 if (is_support_sw_smu(adev)) 813 amdgpu_device_ip_block_add(adev, &smu_v12_0_ip_block); 814 amdgpu_device_ip_block_add(adev, &gfx_v9_0_ip_block); 815 amdgpu_device_ip_block_add(adev, &sdma_v4_0_ip_block); 816 if (adev->enable_virtual_display || amdgpu_sriov_vf(adev)) 817 amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block); 818 #if defined(CONFIG_DRM_AMD_DC) 819 else if (amdgpu_device_has_dc_support(adev)) 820 amdgpu_device_ip_block_add(adev, &dm_ip_block); 821 #endif 822 amdgpu_device_ip_block_add(adev, &vcn_v2_0_ip_block); 823 break; 824 default: 825 return -EINVAL; 826 } 827 828 return 0; 829 } 830 831 static void soc15_flush_hdp(struct amdgpu_device *adev, struct amdgpu_ring *ring) 832 { 833 adev->nbio.funcs->hdp_flush(adev, ring); 834 } 835 836 static void soc15_invalidate_hdp(struct amdgpu_device *adev, 837 struct amdgpu_ring *ring) 838 { 839 if (!ring || !ring->funcs->emit_wreg) 840 WREG32_SOC15_NO_KIQ(HDP, 0, mmHDP_READ_CACHE_INVALIDATE, 1); 841 else 842 amdgpu_ring_emit_wreg(ring, SOC15_REG_OFFSET( 843 HDP, 0, mmHDP_READ_CACHE_INVALIDATE), 1); 844 } 845 846 static bool soc15_need_full_reset(struct amdgpu_device *adev) 847 { 848 /* change this when we implement soft reset */ 849 return true; 850 } 851 static void soc15_get_pcie_usage(struct amdgpu_device *adev, uint64_t *count0, 852 uint64_t *count1) 853 { 854 uint32_t perfctr = 0; 855 uint64_t cnt0_of, cnt1_of; 856 int tmp; 857 858 /* This reports 0 on APUs, so return to avoid writing/reading registers 859 * that may or may not be different from their GPU counterparts 860 */ 861 if (adev->flags & AMD_IS_APU) 862 return; 863 864 /* Set the 2 events that we wish to watch, defined above */ 865 /* Reg 40 is # received msgs */ 866 /* Reg 104 is # of posted requests sent */ 867 perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT0_SEL, 40); 868 perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT1_SEL, 104); 869 870 /* Write to enable desired perf counters */ 871 WREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK, perfctr); 872 /* Zero out and enable the perf counters 873 * Write 0x5: 874 * Bit 0 = Start all counters(1) 875 * Bit 2 = Global counter reset enable(1) 876 */ 877 WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000005); 878 879 msleep(1000); 880 881 /* Load the shadow and disable the perf counters 882 * Write 0x2: 883 * Bit 0 = Stop counters(0) 884 * Bit 1 = Load the shadow counters(1) 885 */ 886 WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000002); 887 888 /* Read register values to get any >32bit overflow */ 889 tmp = RREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK); 890 cnt0_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER0_UPPER); 891 cnt1_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER1_UPPER); 892 893 /* Get the values and add the overflow */ 894 *count0 = RREG32_PCIE(smnPCIE_PERF_COUNT0_TXCLK) | (cnt0_of << 32); 895 *count1 = RREG32_PCIE(smnPCIE_PERF_COUNT1_TXCLK) | (cnt1_of << 32); 896 } 897 898 static void vega20_get_pcie_usage(struct amdgpu_device *adev, uint64_t *count0, 899 uint64_t *count1) 900 { 901 uint32_t perfctr = 0; 902 uint64_t cnt0_of, cnt1_of; 903 int tmp; 904 905 /* This reports 0 on APUs, so return to avoid writing/reading registers 906 * that may or may not be different from their GPU counterparts 907 */ 908 if (adev->flags & AMD_IS_APU) 909 return; 910 911 /* Set the 2 events that we wish to watch, defined above */ 912 /* Reg 40 is # received msgs */ 913 /* Reg 108 is # of posted requests sent on VG20 */ 914 perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK3, 915 EVENT0_SEL, 40); 916 perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK3, 917 EVENT1_SEL, 108); 918 919 /* Write to enable desired perf counters */ 920 WREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK3, perfctr); 921 /* Zero out and enable the perf counters 922 * Write 0x5: 923 * Bit 0 = Start all counters(1) 924 * Bit 2 = Global counter reset enable(1) 925 */ 926 WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000005); 927 928 msleep(1000); 929 930 /* Load the shadow and disable the perf counters 931 * Write 0x2: 932 * Bit 0 = Stop counters(0) 933 * Bit 1 = Load the shadow counters(1) 934 */ 935 WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000002); 936 937 /* Read register values to get any >32bit overflow */ 938 tmp = RREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK3); 939 cnt0_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK3, COUNTER0_UPPER); 940 cnt1_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK3, COUNTER1_UPPER); 941 942 /* Get the values and add the overflow */ 943 *count0 = RREG32_PCIE(smnPCIE_PERF_COUNT0_TXCLK3) | (cnt0_of << 32); 944 *count1 = RREG32_PCIE(smnPCIE_PERF_COUNT1_TXCLK3) | (cnt1_of << 32); 945 } 946 947 static bool soc15_need_reset_on_init(struct amdgpu_device *adev) 948 { 949 u32 sol_reg; 950 951 /* Just return false for soc15 GPUs. Reset does not seem to 952 * be necessary. 953 */ 954 if (!amdgpu_passthrough(adev)) 955 return false; 956 957 if (adev->flags & AMD_IS_APU) 958 return false; 959 960 /* Check sOS sign of life register to confirm sys driver and sOS 961 * are already been loaded. 962 */ 963 sol_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81); 964 if (sol_reg) 965 return true; 966 967 return false; 968 } 969 970 static uint64_t soc15_get_pcie_replay_count(struct amdgpu_device *adev) 971 { 972 uint64_t nak_r, nak_g; 973 974 /* Get the number of NAKs received and generated */ 975 nak_r = RREG32_PCIE(smnPCIE_RX_NUM_NAK); 976 nak_g = RREG32_PCIE(smnPCIE_RX_NUM_NAK_GENERATED); 977 978 /* Add the total number of NAKs, i.e the number of replays */ 979 return (nak_r + nak_g); 980 } 981 982 static const struct amdgpu_asic_funcs soc15_asic_funcs = 983 { 984 .read_disabled_bios = &soc15_read_disabled_bios, 985 .read_bios_from_rom = &soc15_read_bios_from_rom, 986 .read_register = &soc15_read_register, 987 .reset = &soc15_asic_reset, 988 .reset_method = &soc15_asic_reset_method, 989 .set_vga_state = &soc15_vga_set_state, 990 .get_xclk = &soc15_get_xclk, 991 .set_uvd_clocks = &soc15_set_uvd_clocks, 992 .set_vce_clocks = &soc15_set_vce_clocks, 993 .get_config_memsize = &soc15_get_config_memsize, 994 .flush_hdp = &soc15_flush_hdp, 995 .invalidate_hdp = &soc15_invalidate_hdp, 996 .need_full_reset = &soc15_need_full_reset, 997 .init_doorbell_index = &vega10_doorbell_index_init, 998 .get_pcie_usage = &soc15_get_pcie_usage, 999 .need_reset_on_init = &soc15_need_reset_on_init, 1000 .get_pcie_replay_count = &soc15_get_pcie_replay_count, 1001 }; 1002 1003 static const struct amdgpu_asic_funcs vega20_asic_funcs = 1004 { 1005 .read_disabled_bios = &soc15_read_disabled_bios, 1006 .read_bios_from_rom = &soc15_read_bios_from_rom, 1007 .read_register = &soc15_read_register, 1008 .reset = &soc15_asic_reset, 1009 .set_vga_state = &soc15_vga_set_state, 1010 .get_xclk = &soc15_get_xclk, 1011 .set_uvd_clocks = &soc15_set_uvd_clocks, 1012 .set_vce_clocks = &soc15_set_vce_clocks, 1013 .get_config_memsize = &soc15_get_config_memsize, 1014 .flush_hdp = &soc15_flush_hdp, 1015 .invalidate_hdp = &soc15_invalidate_hdp, 1016 .need_full_reset = &soc15_need_full_reset, 1017 .init_doorbell_index = &vega20_doorbell_index_init, 1018 .get_pcie_usage = &vega20_get_pcie_usage, 1019 .need_reset_on_init = &soc15_need_reset_on_init, 1020 .get_pcie_replay_count = &soc15_get_pcie_replay_count, 1021 .reset_method = &soc15_asic_reset_method 1022 }; 1023 1024 static int soc15_common_early_init(void *handle) 1025 { 1026 #define MMIO_REG_HOLE_OFFSET (0x80000 - PAGE_SIZE) 1027 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1028 1029 adev->rmmio_remap.reg_offset = MMIO_REG_HOLE_OFFSET; 1030 adev->rmmio_remap.bus_addr = adev->rmmio_base + MMIO_REG_HOLE_OFFSET; 1031 adev->smc_rreg = NULL; 1032 adev->smc_wreg = NULL; 1033 adev->pcie_rreg = &soc15_pcie_rreg; 1034 adev->pcie_wreg = &soc15_pcie_wreg; 1035 adev->pcie_rreg64 = &soc15_pcie_rreg64; 1036 adev->pcie_wreg64 = &soc15_pcie_wreg64; 1037 adev->uvd_ctx_rreg = &soc15_uvd_ctx_rreg; 1038 adev->uvd_ctx_wreg = &soc15_uvd_ctx_wreg; 1039 adev->didt_rreg = &soc15_didt_rreg; 1040 adev->didt_wreg = &soc15_didt_wreg; 1041 adev->gc_cac_rreg = &soc15_gc_cac_rreg; 1042 adev->gc_cac_wreg = &soc15_gc_cac_wreg; 1043 adev->se_cac_rreg = &soc15_se_cac_rreg; 1044 adev->se_cac_wreg = &soc15_se_cac_wreg; 1045 1046 1047 adev->external_rev_id = 0xFF; 1048 switch (adev->asic_type) { 1049 case CHIP_VEGA10: 1050 adev->asic_funcs = &soc15_asic_funcs; 1051 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG | 1052 AMD_CG_SUPPORT_GFX_MGLS | 1053 AMD_CG_SUPPORT_GFX_RLC_LS | 1054 AMD_CG_SUPPORT_GFX_CP_LS | 1055 AMD_CG_SUPPORT_GFX_3D_CGCG | 1056 AMD_CG_SUPPORT_GFX_3D_CGLS | 1057 AMD_CG_SUPPORT_GFX_CGCG | 1058 AMD_CG_SUPPORT_GFX_CGLS | 1059 AMD_CG_SUPPORT_BIF_MGCG | 1060 AMD_CG_SUPPORT_BIF_LS | 1061 AMD_CG_SUPPORT_HDP_LS | 1062 AMD_CG_SUPPORT_DRM_MGCG | 1063 AMD_CG_SUPPORT_DRM_LS | 1064 AMD_CG_SUPPORT_ROM_MGCG | 1065 AMD_CG_SUPPORT_DF_MGCG | 1066 AMD_CG_SUPPORT_SDMA_MGCG | 1067 AMD_CG_SUPPORT_SDMA_LS | 1068 AMD_CG_SUPPORT_MC_MGCG | 1069 AMD_CG_SUPPORT_MC_LS; 1070 adev->pg_flags = 0; 1071 adev->external_rev_id = 0x1; 1072 break; 1073 case CHIP_VEGA12: 1074 adev->asic_funcs = &soc15_asic_funcs; 1075 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG | 1076 AMD_CG_SUPPORT_GFX_MGLS | 1077 AMD_CG_SUPPORT_GFX_CGCG | 1078 AMD_CG_SUPPORT_GFX_CGLS | 1079 AMD_CG_SUPPORT_GFX_3D_CGCG | 1080 AMD_CG_SUPPORT_GFX_3D_CGLS | 1081 AMD_CG_SUPPORT_GFX_CP_LS | 1082 AMD_CG_SUPPORT_MC_LS | 1083 AMD_CG_SUPPORT_MC_MGCG | 1084 AMD_CG_SUPPORT_SDMA_MGCG | 1085 AMD_CG_SUPPORT_SDMA_LS | 1086 AMD_CG_SUPPORT_BIF_MGCG | 1087 AMD_CG_SUPPORT_BIF_LS | 1088 AMD_CG_SUPPORT_HDP_MGCG | 1089 AMD_CG_SUPPORT_HDP_LS | 1090 AMD_CG_SUPPORT_ROM_MGCG | 1091 AMD_CG_SUPPORT_VCE_MGCG | 1092 AMD_CG_SUPPORT_UVD_MGCG; 1093 adev->pg_flags = 0; 1094 adev->external_rev_id = adev->rev_id + 0x14; 1095 break; 1096 case CHIP_VEGA20: 1097 adev->asic_funcs = &vega20_asic_funcs; 1098 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG | 1099 AMD_CG_SUPPORT_GFX_MGLS | 1100 AMD_CG_SUPPORT_GFX_CGCG | 1101 AMD_CG_SUPPORT_GFX_CGLS | 1102 AMD_CG_SUPPORT_GFX_3D_CGCG | 1103 AMD_CG_SUPPORT_GFX_3D_CGLS | 1104 AMD_CG_SUPPORT_GFX_CP_LS | 1105 AMD_CG_SUPPORT_MC_LS | 1106 AMD_CG_SUPPORT_MC_MGCG | 1107 AMD_CG_SUPPORT_SDMA_MGCG | 1108 AMD_CG_SUPPORT_SDMA_LS | 1109 AMD_CG_SUPPORT_BIF_MGCG | 1110 AMD_CG_SUPPORT_BIF_LS | 1111 AMD_CG_SUPPORT_HDP_MGCG | 1112 AMD_CG_SUPPORT_HDP_LS | 1113 AMD_CG_SUPPORT_ROM_MGCG | 1114 AMD_CG_SUPPORT_VCE_MGCG | 1115 AMD_CG_SUPPORT_UVD_MGCG; 1116 adev->pg_flags = 0; 1117 adev->external_rev_id = adev->rev_id + 0x28; 1118 break; 1119 case CHIP_RAVEN: 1120 adev->asic_funcs = &soc15_asic_funcs; 1121 if (adev->rev_id >= 0x8) 1122 adev->external_rev_id = adev->rev_id + 0x79; 1123 else if (adev->pdev->device == 0x15d8) 1124 adev->external_rev_id = adev->rev_id + 0x41; 1125 else if (adev->rev_id == 1) 1126 adev->external_rev_id = adev->rev_id + 0x20; 1127 else 1128 adev->external_rev_id = adev->rev_id + 0x01; 1129 1130 if (adev->rev_id >= 0x8) { 1131 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG | 1132 AMD_CG_SUPPORT_GFX_MGLS | 1133 AMD_CG_SUPPORT_GFX_CP_LS | 1134 AMD_CG_SUPPORT_GFX_3D_CGCG | 1135 AMD_CG_SUPPORT_GFX_3D_CGLS | 1136 AMD_CG_SUPPORT_GFX_CGCG | 1137 AMD_CG_SUPPORT_GFX_CGLS | 1138 AMD_CG_SUPPORT_BIF_LS | 1139 AMD_CG_SUPPORT_HDP_LS | 1140 AMD_CG_SUPPORT_ROM_MGCG | 1141 AMD_CG_SUPPORT_MC_MGCG | 1142 AMD_CG_SUPPORT_MC_LS | 1143 AMD_CG_SUPPORT_SDMA_MGCG | 1144 AMD_CG_SUPPORT_SDMA_LS | 1145 AMD_CG_SUPPORT_VCN_MGCG; 1146 1147 adev->pg_flags = AMD_PG_SUPPORT_SDMA | AMD_PG_SUPPORT_VCN; 1148 } else if (adev->pdev->device == 0x15d8) { 1149 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG | 1150 AMD_CG_SUPPORT_GFX_MGLS | 1151 AMD_CG_SUPPORT_GFX_CP_LS | 1152 AMD_CG_SUPPORT_GFX_3D_CGCG | 1153 AMD_CG_SUPPORT_GFX_3D_CGLS | 1154 AMD_CG_SUPPORT_GFX_CGCG | 1155 AMD_CG_SUPPORT_GFX_CGLS | 1156 AMD_CG_SUPPORT_BIF_LS | 1157 AMD_CG_SUPPORT_HDP_LS | 1158 AMD_CG_SUPPORT_ROM_MGCG | 1159 AMD_CG_SUPPORT_MC_MGCG | 1160 AMD_CG_SUPPORT_MC_LS | 1161 AMD_CG_SUPPORT_SDMA_MGCG | 1162 AMD_CG_SUPPORT_SDMA_LS; 1163 1164 adev->pg_flags = AMD_PG_SUPPORT_SDMA | 1165 AMD_PG_SUPPORT_MMHUB | 1166 AMD_PG_SUPPORT_VCN | 1167 AMD_PG_SUPPORT_VCN_DPG; 1168 } else { 1169 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG | 1170 AMD_CG_SUPPORT_GFX_MGLS | 1171 AMD_CG_SUPPORT_GFX_RLC_LS | 1172 AMD_CG_SUPPORT_GFX_CP_LS | 1173 AMD_CG_SUPPORT_GFX_3D_CGCG | 1174 AMD_CG_SUPPORT_GFX_3D_CGLS | 1175 AMD_CG_SUPPORT_GFX_CGCG | 1176 AMD_CG_SUPPORT_GFX_CGLS | 1177 AMD_CG_SUPPORT_BIF_MGCG | 1178 AMD_CG_SUPPORT_BIF_LS | 1179 AMD_CG_SUPPORT_HDP_MGCG | 1180 AMD_CG_SUPPORT_HDP_LS | 1181 AMD_CG_SUPPORT_DRM_MGCG | 1182 AMD_CG_SUPPORT_DRM_LS | 1183 AMD_CG_SUPPORT_ROM_MGCG | 1184 AMD_CG_SUPPORT_MC_MGCG | 1185 AMD_CG_SUPPORT_MC_LS | 1186 AMD_CG_SUPPORT_SDMA_MGCG | 1187 AMD_CG_SUPPORT_SDMA_LS | 1188 AMD_CG_SUPPORT_VCN_MGCG; 1189 1190 adev->pg_flags = AMD_PG_SUPPORT_SDMA | AMD_PG_SUPPORT_VCN; 1191 } 1192 break; 1193 case CHIP_ARCTURUS: 1194 adev->asic_funcs = &vega20_asic_funcs; 1195 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG | 1196 AMD_CG_SUPPORT_GFX_MGLS | 1197 AMD_CG_SUPPORT_GFX_CGCG | 1198 AMD_CG_SUPPORT_GFX_CGLS | 1199 AMD_CG_SUPPORT_GFX_CP_LS | 1200 AMD_CG_SUPPORT_HDP_MGCG | 1201 AMD_CG_SUPPORT_HDP_LS | 1202 AMD_CG_SUPPORT_SDMA_MGCG | 1203 AMD_CG_SUPPORT_SDMA_LS | 1204 AMD_CG_SUPPORT_MC_MGCG | 1205 AMD_CG_SUPPORT_MC_LS | 1206 AMD_CG_SUPPORT_IH_CG; 1207 adev->pg_flags = 0; 1208 adev->external_rev_id = adev->rev_id + 0x32; 1209 break; 1210 case CHIP_RENOIR: 1211 adev->asic_funcs = &soc15_asic_funcs; 1212 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG | 1213 AMD_CG_SUPPORT_GFX_MGLS | 1214 AMD_CG_SUPPORT_GFX_3D_CGCG | 1215 AMD_CG_SUPPORT_GFX_3D_CGLS | 1216 AMD_CG_SUPPORT_GFX_CGCG | 1217 AMD_CG_SUPPORT_GFX_CGLS | 1218 AMD_CG_SUPPORT_GFX_CP_LS | 1219 AMD_CG_SUPPORT_MC_MGCG | 1220 AMD_CG_SUPPORT_MC_LS | 1221 AMD_CG_SUPPORT_SDMA_MGCG | 1222 AMD_CG_SUPPORT_SDMA_LS | 1223 AMD_CG_SUPPORT_BIF_LS | 1224 AMD_CG_SUPPORT_HDP_LS | 1225 AMD_CG_SUPPORT_ROM_MGCG | 1226 AMD_CG_SUPPORT_VCN_MGCG | 1227 AMD_CG_SUPPORT_IH_CG | 1228 AMD_CG_SUPPORT_ATHUB_LS | 1229 AMD_CG_SUPPORT_ATHUB_MGCG | 1230 AMD_CG_SUPPORT_DF_MGCG; 1231 adev->pg_flags = AMD_PG_SUPPORT_SDMA | 1232 AMD_PG_SUPPORT_VCN | 1233 AMD_PG_SUPPORT_VCN_DPG; 1234 adev->external_rev_id = adev->rev_id + 0x91; 1235 1236 if (adev->pm.pp_feature & PP_GFXOFF_MASK) 1237 adev->pg_flags |= AMD_PG_SUPPORT_GFX_PG | 1238 AMD_PG_SUPPORT_CP | 1239 AMD_PG_SUPPORT_RLC_SMU_HS; 1240 break; 1241 default: 1242 /* FIXME: not supported yet */ 1243 return -EINVAL; 1244 } 1245 1246 if (amdgpu_sriov_vf(adev)) { 1247 amdgpu_virt_init_setting(adev); 1248 xgpu_ai_mailbox_set_irq_funcs(adev); 1249 } 1250 1251 return 0; 1252 } 1253 1254 static int soc15_common_late_init(void *handle) 1255 { 1256 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1257 int r = 0; 1258 1259 if (amdgpu_sriov_vf(adev)) 1260 xgpu_ai_mailbox_get_irq(adev); 1261 1262 if (adev->nbio.funcs->ras_late_init) 1263 r = adev->nbio.funcs->ras_late_init(adev); 1264 1265 return r; 1266 } 1267 1268 static int soc15_common_sw_init(void *handle) 1269 { 1270 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1271 1272 if (amdgpu_sriov_vf(adev)) 1273 xgpu_ai_mailbox_add_irq_id(adev); 1274 1275 adev->df_funcs->sw_init(adev); 1276 1277 return 0; 1278 } 1279 1280 static int soc15_common_sw_fini(void *handle) 1281 { 1282 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1283 1284 amdgpu_nbio_ras_fini(adev); 1285 adev->df_funcs->sw_fini(adev); 1286 return 0; 1287 } 1288 1289 static void soc15_doorbell_range_init(struct amdgpu_device *adev) 1290 { 1291 int i; 1292 struct amdgpu_ring *ring; 1293 1294 /* sdma/ih doorbell range are programed by hypervisor */ 1295 if (!amdgpu_sriov_vf(adev)) { 1296 for (i = 0; i < adev->sdma.num_instances; i++) { 1297 ring = &adev->sdma.instance[i].ring; 1298 adev->nbio.funcs->sdma_doorbell_range(adev, i, 1299 ring->use_doorbell, ring->doorbell_index, 1300 adev->doorbell_index.sdma_doorbell_range); 1301 } 1302 1303 adev->nbio.funcs->ih_doorbell_range(adev, adev->irq.ih.use_doorbell, 1304 adev->irq.ih.doorbell_index); 1305 } 1306 } 1307 1308 static int soc15_common_hw_init(void *handle) 1309 { 1310 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1311 1312 /* enable pcie gen2/3 link */ 1313 soc15_pcie_gen3_enable(adev); 1314 /* enable aspm */ 1315 soc15_program_aspm(adev); 1316 /* setup nbio registers */ 1317 adev->nbio.funcs->init_registers(adev); 1318 /* remap HDP registers to a hole in mmio space, 1319 * for the purpose of expose those registers 1320 * to process space 1321 */ 1322 if (adev->nbio.funcs->remap_hdp_registers) 1323 adev->nbio.funcs->remap_hdp_registers(adev); 1324 1325 /* enable the doorbell aperture */ 1326 soc15_enable_doorbell_aperture(adev, true); 1327 /* HW doorbell routing policy: doorbell writing not 1328 * in SDMA/IH/MM/ACV range will be routed to CP. So 1329 * we need to init SDMA/IH/MM/ACV doorbell range prior 1330 * to CP ip block init and ring test. 1331 */ 1332 soc15_doorbell_range_init(adev); 1333 1334 return 0; 1335 } 1336 1337 static int soc15_common_hw_fini(void *handle) 1338 { 1339 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1340 1341 /* disable the doorbell aperture */ 1342 soc15_enable_doorbell_aperture(adev, false); 1343 if (amdgpu_sriov_vf(adev)) 1344 xgpu_ai_mailbox_put_irq(adev); 1345 1346 if (adev->nbio.ras_if && 1347 amdgpu_ras_is_supported(adev, adev->nbio.ras_if->block)) { 1348 if (adev->nbio.funcs->init_ras_controller_interrupt) 1349 amdgpu_irq_put(adev, &adev->nbio.ras_controller_irq, 0); 1350 if (adev->nbio.funcs->init_ras_err_event_athub_interrupt) 1351 amdgpu_irq_put(adev, &adev->nbio.ras_err_event_athub_irq, 0); 1352 } 1353 1354 return 0; 1355 } 1356 1357 static int soc15_common_suspend(void *handle) 1358 { 1359 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1360 1361 return soc15_common_hw_fini(adev); 1362 } 1363 1364 static int soc15_common_resume(void *handle) 1365 { 1366 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1367 1368 return soc15_common_hw_init(adev); 1369 } 1370 1371 static bool soc15_common_is_idle(void *handle) 1372 { 1373 return true; 1374 } 1375 1376 static int soc15_common_wait_for_idle(void *handle) 1377 { 1378 return 0; 1379 } 1380 1381 static int soc15_common_soft_reset(void *handle) 1382 { 1383 return 0; 1384 } 1385 1386 static void soc15_update_hdp_light_sleep(struct amdgpu_device *adev, bool enable) 1387 { 1388 uint32_t def, data; 1389 1390 if (adev->asic_type == CHIP_VEGA20 || 1391 adev->asic_type == CHIP_ARCTURUS) { 1392 def = data = RREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_CTRL)); 1393 1394 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS)) 1395 data |= HDP_MEM_POWER_CTRL__IPH_MEM_POWER_CTRL_EN_MASK | 1396 HDP_MEM_POWER_CTRL__IPH_MEM_POWER_LS_EN_MASK | 1397 HDP_MEM_POWER_CTRL__RC_MEM_POWER_CTRL_EN_MASK | 1398 HDP_MEM_POWER_CTRL__RC_MEM_POWER_LS_EN_MASK; 1399 else 1400 data &= ~(HDP_MEM_POWER_CTRL__IPH_MEM_POWER_CTRL_EN_MASK | 1401 HDP_MEM_POWER_CTRL__IPH_MEM_POWER_LS_EN_MASK | 1402 HDP_MEM_POWER_CTRL__RC_MEM_POWER_CTRL_EN_MASK | 1403 HDP_MEM_POWER_CTRL__RC_MEM_POWER_LS_EN_MASK); 1404 1405 if (def != data) 1406 WREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_CTRL), data); 1407 } else { 1408 def = data = RREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS)); 1409 1410 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS)) 1411 data |= HDP_MEM_POWER_LS__LS_ENABLE_MASK; 1412 else 1413 data &= ~HDP_MEM_POWER_LS__LS_ENABLE_MASK; 1414 1415 if (def != data) 1416 WREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS), data); 1417 } 1418 } 1419 1420 static void soc15_update_drm_clock_gating(struct amdgpu_device *adev, bool enable) 1421 { 1422 uint32_t def, data; 1423 1424 def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0)); 1425 1426 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_MGCG)) 1427 data &= ~(0x01000000 | 1428 0x02000000 | 1429 0x04000000 | 1430 0x08000000 | 1431 0x10000000 | 1432 0x20000000 | 1433 0x40000000 | 1434 0x80000000); 1435 else 1436 data |= (0x01000000 | 1437 0x02000000 | 1438 0x04000000 | 1439 0x08000000 | 1440 0x10000000 | 1441 0x20000000 | 1442 0x40000000 | 1443 0x80000000); 1444 1445 if (def != data) 1446 WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0), data); 1447 } 1448 1449 static void soc15_update_drm_light_sleep(struct amdgpu_device *adev, bool enable) 1450 { 1451 uint32_t def, data; 1452 1453 def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL)); 1454 1455 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS)) 1456 data |= 1; 1457 else 1458 data &= ~1; 1459 1460 if (def != data) 1461 WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL), data); 1462 } 1463 1464 static void soc15_update_rom_medium_grain_clock_gating(struct amdgpu_device *adev, 1465 bool enable) 1466 { 1467 uint32_t def, data; 1468 1469 def = data = RREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0)); 1470 1471 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG)) 1472 data &= ~(CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK | 1473 CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK); 1474 else 1475 data |= CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK | 1476 CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK; 1477 1478 if (def != data) 1479 WREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0), data); 1480 } 1481 1482 static int soc15_common_set_clockgating_state(void *handle, 1483 enum amd_clockgating_state state) 1484 { 1485 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1486 1487 if (amdgpu_sriov_vf(adev)) 1488 return 0; 1489 1490 switch (adev->asic_type) { 1491 case CHIP_VEGA10: 1492 case CHIP_VEGA12: 1493 case CHIP_VEGA20: 1494 adev->nbio.funcs->update_medium_grain_clock_gating(adev, 1495 state == AMD_CG_STATE_GATE ? true : false); 1496 adev->nbio.funcs->update_medium_grain_light_sleep(adev, 1497 state == AMD_CG_STATE_GATE ? true : false); 1498 soc15_update_hdp_light_sleep(adev, 1499 state == AMD_CG_STATE_GATE ? true : false); 1500 soc15_update_drm_clock_gating(adev, 1501 state == AMD_CG_STATE_GATE ? true : false); 1502 soc15_update_drm_light_sleep(adev, 1503 state == AMD_CG_STATE_GATE ? true : false); 1504 soc15_update_rom_medium_grain_clock_gating(adev, 1505 state == AMD_CG_STATE_GATE ? true : false); 1506 adev->df_funcs->update_medium_grain_clock_gating(adev, 1507 state == AMD_CG_STATE_GATE ? true : false); 1508 break; 1509 case CHIP_RAVEN: 1510 case CHIP_RENOIR: 1511 adev->nbio.funcs->update_medium_grain_clock_gating(adev, 1512 state == AMD_CG_STATE_GATE ? true : false); 1513 adev->nbio.funcs->update_medium_grain_light_sleep(adev, 1514 state == AMD_CG_STATE_GATE ? true : false); 1515 soc15_update_hdp_light_sleep(adev, 1516 state == AMD_CG_STATE_GATE ? true : false); 1517 soc15_update_drm_clock_gating(adev, 1518 state == AMD_CG_STATE_GATE ? true : false); 1519 soc15_update_drm_light_sleep(adev, 1520 state == AMD_CG_STATE_GATE ? true : false); 1521 soc15_update_rom_medium_grain_clock_gating(adev, 1522 state == AMD_CG_STATE_GATE ? true : false); 1523 break; 1524 case CHIP_ARCTURUS: 1525 soc15_update_hdp_light_sleep(adev, 1526 state == AMD_CG_STATE_GATE ? true : false); 1527 break; 1528 default: 1529 break; 1530 } 1531 return 0; 1532 } 1533 1534 static void soc15_common_get_clockgating_state(void *handle, u32 *flags) 1535 { 1536 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1537 int data; 1538 1539 if (amdgpu_sriov_vf(adev)) 1540 *flags = 0; 1541 1542 adev->nbio.funcs->get_clockgating_state(adev, flags); 1543 1544 /* AMD_CG_SUPPORT_HDP_LS */ 1545 data = RREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS)); 1546 if (data & HDP_MEM_POWER_LS__LS_ENABLE_MASK) 1547 *flags |= AMD_CG_SUPPORT_HDP_LS; 1548 1549 /* AMD_CG_SUPPORT_DRM_MGCG */ 1550 data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0)); 1551 if (!(data & 0x01000000)) 1552 *flags |= AMD_CG_SUPPORT_DRM_MGCG; 1553 1554 /* AMD_CG_SUPPORT_DRM_LS */ 1555 data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL)); 1556 if (data & 0x1) 1557 *flags |= AMD_CG_SUPPORT_DRM_LS; 1558 1559 /* AMD_CG_SUPPORT_ROM_MGCG */ 1560 data = RREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0)); 1561 if (!(data & CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK)) 1562 *flags |= AMD_CG_SUPPORT_ROM_MGCG; 1563 1564 adev->df_funcs->get_clockgating_state(adev, flags); 1565 } 1566 1567 static int soc15_common_set_powergating_state(void *handle, 1568 enum amd_powergating_state state) 1569 { 1570 /* todo */ 1571 return 0; 1572 } 1573 1574 const struct amd_ip_funcs soc15_common_ip_funcs = { 1575 .name = "soc15_common", 1576 .early_init = soc15_common_early_init, 1577 .late_init = soc15_common_late_init, 1578 .sw_init = soc15_common_sw_init, 1579 .sw_fini = soc15_common_sw_fini, 1580 .hw_init = soc15_common_hw_init, 1581 .hw_fini = soc15_common_hw_fini, 1582 .suspend = soc15_common_suspend, 1583 .resume = soc15_common_resume, 1584 .is_idle = soc15_common_is_idle, 1585 .wait_for_idle = soc15_common_wait_for_idle, 1586 .soft_reset = soc15_common_soft_reset, 1587 .set_clockgating_state = soc15_common_set_clockgating_state, 1588 .set_powergating_state = soc15_common_set_powergating_state, 1589 .get_clockgating_state= soc15_common_get_clockgating_state, 1590 }; 1591