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 <drm/drmP.h> 27 #include "amdgpu.h" 28 #include "amdgpu_atombios.h" 29 #include "amdgpu_ih.h" 30 #include "amdgpu_uvd.h" 31 #include "amdgpu_vce.h" 32 #include "amdgpu_ucode.h" 33 #include "amdgpu_psp.h" 34 #include "atom.h" 35 #include "amd_pcie.h" 36 37 #include "uvd/uvd_7_0_offset.h" 38 #include "gc/gc_9_0_offset.h" 39 #include "gc/gc_9_0_sh_mask.h" 40 #include "sdma0/sdma0_4_0_offset.h" 41 #include "sdma1/sdma1_4_0_offset.h" 42 #include "hdp/hdp_4_0_offset.h" 43 #include "hdp/hdp_4_0_sh_mask.h" 44 #include "smuio/smuio_9_0_offset.h" 45 #include "smuio/smuio_9_0_sh_mask.h" 46 #include "nbio/nbio_7_0_default.h" 47 #include "nbio/nbio_7_0_sh_mask.h" 48 #include "nbio/nbio_7_0_smn.h" 49 #include "mp/mp_9_0_offset.h" 50 51 #include "soc15.h" 52 #include "soc15_common.h" 53 #include "gfx_v9_0.h" 54 #include "gmc_v9_0.h" 55 #include "gfxhub_v1_0.h" 56 #include "mmhub_v1_0.h" 57 #include "df_v1_7.h" 58 #include "df_v3_6.h" 59 #include "vega10_ih.h" 60 #include "sdma_v4_0.h" 61 #include "uvd_v7_0.h" 62 #include "vce_v4_0.h" 63 #include "vcn_v1_0.h" 64 #include "dce_virtual.h" 65 #include "mxgpu_ai.h" 66 67 #define mmMP0_MISC_CGTT_CTRL0 0x01b9 68 #define mmMP0_MISC_CGTT_CTRL0_BASE_IDX 0 69 #define mmMP0_MISC_LIGHT_SLEEP_CTRL 0x01ba 70 #define mmMP0_MISC_LIGHT_SLEEP_CTRL_BASE_IDX 0 71 72 /* for Vega20 register name change */ 73 #define mmHDP_MEM_POWER_CTRL 0x00d4 74 #define HDP_MEM_POWER_CTRL__IPH_MEM_POWER_CTRL_EN_MASK 0x00000001L 75 #define HDP_MEM_POWER_CTRL__IPH_MEM_POWER_LS_EN_MASK 0x00000002L 76 #define HDP_MEM_POWER_CTRL__RC_MEM_POWER_CTRL_EN_MASK 0x00010000L 77 #define HDP_MEM_POWER_CTRL__RC_MEM_POWER_LS_EN_MASK 0x00020000L 78 #define mmHDP_MEM_POWER_CTRL_BASE_IDX 0 79 /* 80 * Indirect registers accessor 81 */ 82 static u32 soc15_pcie_rreg(struct amdgpu_device *adev, u32 reg) 83 { 84 unsigned long flags, address, data; 85 u32 r; 86 address = adev->nbio_funcs->get_pcie_index_offset(adev); 87 data = adev->nbio_funcs->get_pcie_data_offset(adev); 88 89 spin_lock_irqsave(&adev->pcie_idx_lock, flags); 90 WREG32(address, reg); 91 (void)RREG32(address); 92 r = RREG32(data); 93 spin_unlock_irqrestore(&adev->pcie_idx_lock, flags); 94 return r; 95 } 96 97 static void soc15_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v) 98 { 99 unsigned long flags, address, data; 100 101 address = adev->nbio_funcs->get_pcie_index_offset(adev); 102 data = adev->nbio_funcs->get_pcie_data_offset(adev); 103 104 spin_lock_irqsave(&adev->pcie_idx_lock, flags); 105 WREG32(address, reg); 106 (void)RREG32(address); 107 WREG32(data, v); 108 (void)RREG32(data); 109 spin_unlock_irqrestore(&adev->pcie_idx_lock, flags); 110 } 111 112 static u32 soc15_uvd_ctx_rreg(struct amdgpu_device *adev, u32 reg) 113 { 114 unsigned long flags, address, data; 115 u32 r; 116 117 address = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_INDEX); 118 data = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_DATA); 119 120 spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags); 121 WREG32(address, ((reg) & 0x1ff)); 122 r = RREG32(data); 123 spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags); 124 return r; 125 } 126 127 static void soc15_uvd_ctx_wreg(struct amdgpu_device *adev, u32 reg, u32 v) 128 { 129 unsigned long flags, address, data; 130 131 address = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_INDEX); 132 data = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_DATA); 133 134 spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags); 135 WREG32(address, ((reg) & 0x1ff)); 136 WREG32(data, (v)); 137 spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags); 138 } 139 140 static u32 soc15_didt_rreg(struct amdgpu_device *adev, u32 reg) 141 { 142 unsigned long flags, address, data; 143 u32 r; 144 145 address = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_INDEX); 146 data = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_DATA); 147 148 spin_lock_irqsave(&adev->didt_idx_lock, flags); 149 WREG32(address, (reg)); 150 r = RREG32(data); 151 spin_unlock_irqrestore(&adev->didt_idx_lock, flags); 152 return r; 153 } 154 155 static void soc15_didt_wreg(struct amdgpu_device *adev, u32 reg, u32 v) 156 { 157 unsigned long flags, address, data; 158 159 address = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_INDEX); 160 data = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_DATA); 161 162 spin_lock_irqsave(&adev->didt_idx_lock, flags); 163 WREG32(address, (reg)); 164 WREG32(data, (v)); 165 spin_unlock_irqrestore(&adev->didt_idx_lock, flags); 166 } 167 168 static u32 soc15_gc_cac_rreg(struct amdgpu_device *adev, u32 reg) 169 { 170 unsigned long flags; 171 u32 r; 172 173 spin_lock_irqsave(&adev->gc_cac_idx_lock, flags); 174 WREG32_SOC15(GC, 0, mmGC_CAC_IND_INDEX, (reg)); 175 r = RREG32_SOC15(GC, 0, mmGC_CAC_IND_DATA); 176 spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags); 177 return r; 178 } 179 180 static void soc15_gc_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v) 181 { 182 unsigned long flags; 183 184 spin_lock_irqsave(&adev->gc_cac_idx_lock, flags); 185 WREG32_SOC15(GC, 0, mmGC_CAC_IND_INDEX, (reg)); 186 WREG32_SOC15(GC, 0, mmGC_CAC_IND_DATA, (v)); 187 spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags); 188 } 189 190 static u32 soc15_se_cac_rreg(struct amdgpu_device *adev, u32 reg) 191 { 192 unsigned long flags; 193 u32 r; 194 195 spin_lock_irqsave(&adev->se_cac_idx_lock, flags); 196 WREG32_SOC15(GC, 0, mmSE_CAC_IND_INDEX, (reg)); 197 r = RREG32_SOC15(GC, 0, mmSE_CAC_IND_DATA); 198 spin_unlock_irqrestore(&adev->se_cac_idx_lock, flags); 199 return r; 200 } 201 202 static void soc15_se_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v) 203 { 204 unsigned long flags; 205 206 spin_lock_irqsave(&adev->se_cac_idx_lock, flags); 207 WREG32_SOC15(GC, 0, mmSE_CAC_IND_INDEX, (reg)); 208 WREG32_SOC15(GC, 0, mmSE_CAC_IND_DATA, (v)); 209 spin_unlock_irqrestore(&adev->se_cac_idx_lock, flags); 210 } 211 212 static u32 soc15_get_config_memsize(struct amdgpu_device *adev) 213 { 214 return adev->nbio_funcs->get_memsize(adev); 215 } 216 217 static u32 soc15_get_xclk(struct amdgpu_device *adev) 218 { 219 return adev->clock.spll.reference_freq; 220 } 221 222 223 void soc15_grbm_select(struct amdgpu_device *adev, 224 u32 me, u32 pipe, u32 queue, u32 vmid) 225 { 226 u32 grbm_gfx_cntl = 0; 227 grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, PIPEID, pipe); 228 grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, MEID, me); 229 grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, VMID, vmid); 230 grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, QUEUEID, queue); 231 232 WREG32(SOC15_REG_OFFSET(GC, 0, mmGRBM_GFX_CNTL), grbm_gfx_cntl); 233 } 234 235 static void soc15_vga_set_state(struct amdgpu_device *adev, bool state) 236 { 237 /* todo */ 238 } 239 240 static bool soc15_read_disabled_bios(struct amdgpu_device *adev) 241 { 242 /* todo */ 243 return false; 244 } 245 246 static bool soc15_read_bios_from_rom(struct amdgpu_device *adev, 247 u8 *bios, u32 length_bytes) 248 { 249 u32 *dw_ptr; 250 u32 i, length_dw; 251 252 if (bios == NULL) 253 return false; 254 if (length_bytes == 0) 255 return false; 256 /* APU vbios image is part of sbios image */ 257 if (adev->flags & AMD_IS_APU) 258 return false; 259 260 dw_ptr = (u32 *)bios; 261 length_dw = ALIGN(length_bytes, 4) / 4; 262 263 /* set rom index to 0 */ 264 WREG32(SOC15_REG_OFFSET(SMUIO, 0, mmROM_INDEX), 0); 265 /* read out the rom data */ 266 for (i = 0; i < length_dw; i++) 267 dw_ptr[i] = RREG32(SOC15_REG_OFFSET(SMUIO, 0, mmROM_DATA)); 268 269 return true; 270 } 271 272 struct soc15_allowed_register_entry { 273 uint32_t hwip; 274 uint32_t inst; 275 uint32_t seg; 276 uint32_t reg_offset; 277 bool grbm_indexed; 278 }; 279 280 281 static struct soc15_allowed_register_entry soc15_allowed_read_registers[] = { 282 { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS)}, 283 { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS2)}, 284 { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE0)}, 285 { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE1)}, 286 { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE2)}, 287 { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE3)}, 288 { SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_STATUS_REG)}, 289 { SOC15_REG_ENTRY(SDMA1, 0, mmSDMA1_STATUS_REG)}, 290 { SOC15_REG_ENTRY(GC, 0, mmCP_STAT)}, 291 { SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT1)}, 292 { SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT2)}, 293 { SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT3)}, 294 { SOC15_REG_ENTRY(GC, 0, mmCP_CPF_BUSY_STAT)}, 295 { SOC15_REG_ENTRY(GC, 0, mmCP_CPF_STALLED_STAT1)}, 296 { SOC15_REG_ENTRY(GC, 0, mmCP_CPF_STATUS)}, 297 { SOC15_REG_ENTRY(GC, 0, mmCP_CPC_STALLED_STAT1)}, 298 { SOC15_REG_ENTRY(GC, 0, mmCP_CPC_STATUS)}, 299 { SOC15_REG_ENTRY(GC, 0, mmGB_ADDR_CONFIG)}, 300 { SOC15_REG_ENTRY(GC, 0, mmDB_DEBUG2)}, 301 }; 302 303 static uint32_t soc15_read_indexed_register(struct amdgpu_device *adev, u32 se_num, 304 u32 sh_num, u32 reg_offset) 305 { 306 uint32_t val; 307 308 mutex_lock(&adev->grbm_idx_mutex); 309 if (se_num != 0xffffffff || sh_num != 0xffffffff) 310 amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff); 311 312 val = RREG32(reg_offset); 313 314 if (se_num != 0xffffffff || sh_num != 0xffffffff) 315 amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff); 316 mutex_unlock(&adev->grbm_idx_mutex); 317 return val; 318 } 319 320 static uint32_t soc15_get_register_value(struct amdgpu_device *adev, 321 bool indexed, u32 se_num, 322 u32 sh_num, u32 reg_offset) 323 { 324 if (indexed) { 325 return soc15_read_indexed_register(adev, se_num, sh_num, reg_offset); 326 } else { 327 if (reg_offset == SOC15_REG_OFFSET(GC, 0, mmGB_ADDR_CONFIG)) 328 return adev->gfx.config.gb_addr_config; 329 else if (reg_offset == SOC15_REG_OFFSET(GC, 0, mmDB_DEBUG2)) 330 return adev->gfx.config.db_debug2; 331 return RREG32(reg_offset); 332 } 333 } 334 335 static int soc15_read_register(struct amdgpu_device *adev, u32 se_num, 336 u32 sh_num, u32 reg_offset, u32 *value) 337 { 338 uint32_t i; 339 struct soc15_allowed_register_entry *en; 340 341 *value = 0; 342 for (i = 0; i < ARRAY_SIZE(soc15_allowed_read_registers); i++) { 343 en = &soc15_allowed_read_registers[i]; 344 if (reg_offset != (adev->reg_offset[en->hwip][en->inst][en->seg] 345 + en->reg_offset)) 346 continue; 347 348 *value = soc15_get_register_value(adev, 349 soc15_allowed_read_registers[i].grbm_indexed, 350 se_num, sh_num, reg_offset); 351 return 0; 352 } 353 return -EINVAL; 354 } 355 356 357 /** 358 * soc15_program_register_sequence - program an array of registers. 359 * 360 * @adev: amdgpu_device pointer 361 * @regs: pointer to the register array 362 * @array_size: size of the register array 363 * 364 * Programs an array or registers with and and or masks. 365 * This is a helper for setting golden registers. 366 */ 367 368 void soc15_program_register_sequence(struct amdgpu_device *adev, 369 const struct soc15_reg_golden *regs, 370 const u32 array_size) 371 { 372 const struct soc15_reg_golden *entry; 373 u32 tmp, reg; 374 int i; 375 376 for (i = 0; i < array_size; ++i) { 377 entry = ®s[i]; 378 reg = adev->reg_offset[entry->hwip][entry->instance][entry->segment] + entry->reg; 379 380 if (entry->and_mask == 0xffffffff) { 381 tmp = entry->or_mask; 382 } else { 383 tmp = RREG32(reg); 384 tmp &= ~(entry->and_mask); 385 tmp |= entry->or_mask; 386 } 387 WREG32(reg, tmp); 388 } 389 390 } 391 392 static int soc15_asic_mode1_reset(struct amdgpu_device *adev) 393 { 394 u32 i; 395 396 amdgpu_atombios_scratch_regs_engine_hung(adev, true); 397 398 dev_info(adev->dev, "GPU mode1 reset\n"); 399 400 /* disable BM */ 401 pci_clear_master(adev->pdev); 402 403 pci_save_state(adev->pdev); 404 405 psp_gpu_reset(adev); 406 407 pci_restore_state(adev->pdev); 408 409 /* wait for asic to come out of reset */ 410 for (i = 0; i < adev->usec_timeout; i++) { 411 u32 memsize = adev->nbio_funcs->get_memsize(adev); 412 413 if (memsize != 0xffffffff) 414 break; 415 udelay(1); 416 } 417 418 amdgpu_atombios_scratch_regs_engine_hung(adev, false); 419 420 return 0; 421 } 422 423 static int soc15_asic_get_baco_capability(struct amdgpu_device *adev, bool *cap) 424 { 425 void *pp_handle = adev->powerplay.pp_handle; 426 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 427 428 if (!pp_funcs || !pp_funcs->get_asic_baco_capability) { 429 *cap = false; 430 return -ENOENT; 431 } 432 433 return pp_funcs->get_asic_baco_capability(pp_handle, cap); 434 } 435 436 static int soc15_asic_baco_reset(struct amdgpu_device *adev) 437 { 438 void *pp_handle = adev->powerplay.pp_handle; 439 const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs; 440 441 if (!pp_funcs ||!pp_funcs->get_asic_baco_state ||!pp_funcs->set_asic_baco_state) 442 return -ENOENT; 443 444 /* enter BACO state */ 445 if (pp_funcs->set_asic_baco_state(pp_handle, 1)) 446 return -EIO; 447 448 /* exit BACO state */ 449 if (pp_funcs->set_asic_baco_state(pp_handle, 0)) 450 return -EIO; 451 452 dev_info(adev->dev, "GPU BACO reset\n"); 453 454 return 0; 455 } 456 457 static int soc15_asic_reset(struct amdgpu_device *adev) 458 { 459 int ret; 460 bool baco_reset; 461 462 switch (adev->asic_type) { 463 case CHIP_VEGA10: 464 case CHIP_VEGA20: 465 soc15_asic_get_baco_capability(adev, &baco_reset); 466 break; 467 default: 468 baco_reset = false; 469 break; 470 } 471 472 if (baco_reset) 473 ret = soc15_asic_baco_reset(adev); 474 else 475 ret = soc15_asic_mode1_reset(adev); 476 477 return ret; 478 } 479 480 /*static int soc15_set_uvd_clock(struct amdgpu_device *adev, u32 clock, 481 u32 cntl_reg, u32 status_reg) 482 { 483 return 0; 484 }*/ 485 486 static int soc15_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk) 487 { 488 /*int r; 489 490 r = soc15_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS); 491 if (r) 492 return r; 493 494 r = soc15_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS); 495 */ 496 return 0; 497 } 498 499 static int soc15_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk) 500 { 501 /* todo */ 502 503 return 0; 504 } 505 506 static void soc15_pcie_gen3_enable(struct amdgpu_device *adev) 507 { 508 if (pci_is_root_bus(adev->pdev->bus)) 509 return; 510 511 if (amdgpu_pcie_gen2 == 0) 512 return; 513 514 if (adev->flags & AMD_IS_APU) 515 return; 516 517 if (!(adev->pm.pcie_gen_mask & (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 | 518 CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3))) 519 return; 520 521 /* todo */ 522 } 523 524 static void soc15_program_aspm(struct amdgpu_device *adev) 525 { 526 527 if (amdgpu_aspm == 0) 528 return; 529 530 /* todo */ 531 } 532 533 static void soc15_enable_doorbell_aperture(struct amdgpu_device *adev, 534 bool enable) 535 { 536 adev->nbio_funcs->enable_doorbell_aperture(adev, enable); 537 adev->nbio_funcs->enable_doorbell_selfring_aperture(adev, enable); 538 } 539 540 static const struct amdgpu_ip_block_version vega10_common_ip_block = 541 { 542 .type = AMD_IP_BLOCK_TYPE_COMMON, 543 .major = 2, 544 .minor = 0, 545 .rev = 0, 546 .funcs = &soc15_common_ip_funcs, 547 }; 548 549 static uint32_t soc15_get_rev_id(struct amdgpu_device *adev) 550 { 551 return adev->nbio_funcs->get_rev_id(adev); 552 } 553 554 int soc15_set_ip_blocks(struct amdgpu_device *adev) 555 { 556 /* Set IP register base before any HW register access */ 557 switch (adev->asic_type) { 558 case CHIP_VEGA10: 559 case CHIP_VEGA12: 560 case CHIP_RAVEN: 561 vega10_reg_base_init(adev); 562 break; 563 case CHIP_VEGA20: 564 vega20_reg_base_init(adev); 565 break; 566 default: 567 return -EINVAL; 568 } 569 570 if (adev->asic_type == CHIP_VEGA20) 571 adev->gmc.xgmi.supported = true; 572 573 if (adev->flags & AMD_IS_APU) 574 adev->nbio_funcs = &nbio_v7_0_funcs; 575 else if (adev->asic_type == CHIP_VEGA20) 576 adev->nbio_funcs = &nbio_v7_4_funcs; 577 else 578 adev->nbio_funcs = &nbio_v6_1_funcs; 579 580 if (adev->asic_type == CHIP_VEGA20) 581 adev->df_funcs = &df_v3_6_funcs; 582 else 583 adev->df_funcs = &df_v1_7_funcs; 584 585 adev->rev_id = soc15_get_rev_id(adev); 586 adev->nbio_funcs->detect_hw_virt(adev); 587 588 if (amdgpu_sriov_vf(adev)) 589 adev->virt.ops = &xgpu_ai_virt_ops; 590 591 switch (adev->asic_type) { 592 case CHIP_VEGA10: 593 case CHIP_VEGA12: 594 case CHIP_VEGA20: 595 amdgpu_device_ip_block_add(adev, &vega10_common_ip_block); 596 amdgpu_device_ip_block_add(adev, &gmc_v9_0_ip_block); 597 amdgpu_device_ip_block_add(adev, &vega10_ih_ip_block); 598 if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP)) { 599 if (adev->asic_type == CHIP_VEGA20) 600 amdgpu_device_ip_block_add(adev, &psp_v11_0_ip_block); 601 else 602 amdgpu_device_ip_block_add(adev, &psp_v3_1_ip_block); 603 } 604 amdgpu_device_ip_block_add(adev, &gfx_v9_0_ip_block); 605 amdgpu_device_ip_block_add(adev, &sdma_v4_0_ip_block); 606 if (!amdgpu_sriov_vf(adev)) 607 amdgpu_device_ip_block_add(adev, &pp_smu_ip_block); 608 if (adev->enable_virtual_display || amdgpu_sriov_vf(adev)) 609 amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block); 610 #if defined(CONFIG_DRM_AMD_DC) 611 else if (amdgpu_device_has_dc_support(adev)) 612 amdgpu_device_ip_block_add(adev, &dm_ip_block); 613 #else 614 # warning "Enable CONFIG_DRM_AMD_DC for display support on SOC15." 615 #endif 616 if (!(adev->asic_type == CHIP_VEGA20 && amdgpu_sriov_vf(adev))) { 617 amdgpu_device_ip_block_add(adev, &uvd_v7_0_ip_block); 618 amdgpu_device_ip_block_add(adev, &vce_v4_0_ip_block); 619 } 620 break; 621 case CHIP_RAVEN: 622 amdgpu_device_ip_block_add(adev, &vega10_common_ip_block); 623 amdgpu_device_ip_block_add(adev, &gmc_v9_0_ip_block); 624 amdgpu_device_ip_block_add(adev, &vega10_ih_ip_block); 625 if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP)) 626 amdgpu_device_ip_block_add(adev, &psp_v10_0_ip_block); 627 amdgpu_device_ip_block_add(adev, &gfx_v9_0_ip_block); 628 amdgpu_device_ip_block_add(adev, &sdma_v4_0_ip_block); 629 amdgpu_device_ip_block_add(adev, &pp_smu_ip_block); 630 if (adev->enable_virtual_display || amdgpu_sriov_vf(adev)) 631 amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block); 632 #if defined(CONFIG_DRM_AMD_DC) 633 else if (amdgpu_device_has_dc_support(adev)) 634 amdgpu_device_ip_block_add(adev, &dm_ip_block); 635 #else 636 # warning "Enable CONFIG_DRM_AMD_DC for display support on SOC15." 637 #endif 638 amdgpu_device_ip_block_add(adev, &vcn_v1_0_ip_block); 639 break; 640 default: 641 return -EINVAL; 642 } 643 644 return 0; 645 } 646 647 static void soc15_flush_hdp(struct amdgpu_device *adev, struct amdgpu_ring *ring) 648 { 649 adev->nbio_funcs->hdp_flush(adev, ring); 650 } 651 652 static void soc15_invalidate_hdp(struct amdgpu_device *adev, 653 struct amdgpu_ring *ring) 654 { 655 if (!ring || !ring->funcs->emit_wreg) 656 WREG32_SOC15_NO_KIQ(NBIO, 0, mmHDP_READ_CACHE_INVALIDATE, 1); 657 else 658 amdgpu_ring_emit_wreg(ring, SOC15_REG_OFFSET( 659 HDP, 0, mmHDP_READ_CACHE_INVALIDATE), 1); 660 } 661 662 static bool soc15_need_full_reset(struct amdgpu_device *adev) 663 { 664 /* change this when we implement soft reset */ 665 return true; 666 } 667 static void soc15_get_pcie_usage(struct amdgpu_device *adev, uint64_t *count0, 668 uint64_t *count1) 669 { 670 uint32_t perfctr = 0; 671 uint64_t cnt0_of, cnt1_of; 672 int tmp; 673 674 /* This reports 0 on APUs, so return to avoid writing/reading registers 675 * that may or may not be different from their GPU counterparts 676 */ 677 if (adev->flags & AMD_IS_APU) 678 return; 679 680 /* Set the 2 events that we wish to watch, defined above */ 681 /* Reg 40 is # received msgs, Reg 104 is # of posted requests sent */ 682 perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT0_SEL, 40); 683 perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT1_SEL, 104); 684 685 /* Write to enable desired perf counters */ 686 WREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK, perfctr); 687 /* Zero out and enable the perf counters 688 * Write 0x5: 689 * Bit 0 = Start all counters(1) 690 * Bit 2 = Global counter reset enable(1) 691 */ 692 WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000005); 693 694 msleep(1000); 695 696 /* Load the shadow and disable the perf counters 697 * Write 0x2: 698 * Bit 0 = Stop counters(0) 699 * Bit 1 = Load the shadow counters(1) 700 */ 701 WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000002); 702 703 /* Read register values to get any >32bit overflow */ 704 tmp = RREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK); 705 cnt0_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER0_UPPER); 706 cnt1_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER1_UPPER); 707 708 /* Get the values and add the overflow */ 709 *count0 = RREG32_PCIE(smnPCIE_PERF_COUNT0_TXCLK) | (cnt0_of << 32); 710 *count1 = RREG32_PCIE(smnPCIE_PERF_COUNT1_TXCLK) | (cnt1_of << 32); 711 } 712 713 static bool soc15_need_reset_on_init(struct amdgpu_device *adev) 714 { 715 u32 sol_reg; 716 717 if (adev->flags & AMD_IS_APU) 718 return false; 719 720 /* Check sOS sign of life register to confirm sys driver and sOS 721 * are already been loaded. 722 */ 723 sol_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81); 724 if (sol_reg) 725 return true; 726 727 return false; 728 } 729 730 static const struct amdgpu_asic_funcs soc15_asic_funcs = 731 { 732 .read_disabled_bios = &soc15_read_disabled_bios, 733 .read_bios_from_rom = &soc15_read_bios_from_rom, 734 .read_register = &soc15_read_register, 735 .reset = &soc15_asic_reset, 736 .set_vga_state = &soc15_vga_set_state, 737 .get_xclk = &soc15_get_xclk, 738 .set_uvd_clocks = &soc15_set_uvd_clocks, 739 .set_vce_clocks = &soc15_set_vce_clocks, 740 .get_config_memsize = &soc15_get_config_memsize, 741 .flush_hdp = &soc15_flush_hdp, 742 .invalidate_hdp = &soc15_invalidate_hdp, 743 .need_full_reset = &soc15_need_full_reset, 744 .init_doorbell_index = &vega10_doorbell_index_init, 745 .get_pcie_usage = &soc15_get_pcie_usage, 746 .need_reset_on_init = &soc15_need_reset_on_init, 747 }; 748 749 static const struct amdgpu_asic_funcs vega20_asic_funcs = 750 { 751 .read_disabled_bios = &soc15_read_disabled_bios, 752 .read_bios_from_rom = &soc15_read_bios_from_rom, 753 .read_register = &soc15_read_register, 754 .reset = &soc15_asic_reset, 755 .set_vga_state = &soc15_vga_set_state, 756 .get_xclk = &soc15_get_xclk, 757 .set_uvd_clocks = &soc15_set_uvd_clocks, 758 .set_vce_clocks = &soc15_set_vce_clocks, 759 .get_config_memsize = &soc15_get_config_memsize, 760 .flush_hdp = &soc15_flush_hdp, 761 .invalidate_hdp = &soc15_invalidate_hdp, 762 .need_full_reset = &soc15_need_full_reset, 763 .init_doorbell_index = &vega20_doorbell_index_init, 764 .get_pcie_usage = &soc15_get_pcie_usage, 765 .need_reset_on_init = &soc15_need_reset_on_init, 766 }; 767 768 static int soc15_common_early_init(void *handle) 769 { 770 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 771 772 adev->smc_rreg = NULL; 773 adev->smc_wreg = NULL; 774 adev->pcie_rreg = &soc15_pcie_rreg; 775 adev->pcie_wreg = &soc15_pcie_wreg; 776 adev->uvd_ctx_rreg = &soc15_uvd_ctx_rreg; 777 adev->uvd_ctx_wreg = &soc15_uvd_ctx_wreg; 778 adev->didt_rreg = &soc15_didt_rreg; 779 adev->didt_wreg = &soc15_didt_wreg; 780 adev->gc_cac_rreg = &soc15_gc_cac_rreg; 781 adev->gc_cac_wreg = &soc15_gc_cac_wreg; 782 adev->se_cac_rreg = &soc15_se_cac_rreg; 783 adev->se_cac_wreg = &soc15_se_cac_wreg; 784 785 786 adev->external_rev_id = 0xFF; 787 switch (adev->asic_type) { 788 case CHIP_VEGA10: 789 adev->asic_funcs = &soc15_asic_funcs; 790 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG | 791 AMD_CG_SUPPORT_GFX_MGLS | 792 AMD_CG_SUPPORT_GFX_RLC_LS | 793 AMD_CG_SUPPORT_GFX_CP_LS | 794 AMD_CG_SUPPORT_GFX_3D_CGCG | 795 AMD_CG_SUPPORT_GFX_3D_CGLS | 796 AMD_CG_SUPPORT_GFX_CGCG | 797 AMD_CG_SUPPORT_GFX_CGLS | 798 AMD_CG_SUPPORT_BIF_MGCG | 799 AMD_CG_SUPPORT_BIF_LS | 800 AMD_CG_SUPPORT_HDP_LS | 801 AMD_CG_SUPPORT_DRM_MGCG | 802 AMD_CG_SUPPORT_DRM_LS | 803 AMD_CG_SUPPORT_ROM_MGCG | 804 AMD_CG_SUPPORT_DF_MGCG | 805 AMD_CG_SUPPORT_SDMA_MGCG | 806 AMD_CG_SUPPORT_SDMA_LS | 807 AMD_CG_SUPPORT_MC_MGCG | 808 AMD_CG_SUPPORT_MC_LS; 809 adev->pg_flags = 0; 810 adev->external_rev_id = 0x1; 811 break; 812 case CHIP_VEGA12: 813 adev->asic_funcs = &soc15_asic_funcs; 814 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG | 815 AMD_CG_SUPPORT_GFX_MGLS | 816 AMD_CG_SUPPORT_GFX_CGCG | 817 AMD_CG_SUPPORT_GFX_CGLS | 818 AMD_CG_SUPPORT_GFX_3D_CGCG | 819 AMD_CG_SUPPORT_GFX_3D_CGLS | 820 AMD_CG_SUPPORT_GFX_CP_LS | 821 AMD_CG_SUPPORT_MC_LS | 822 AMD_CG_SUPPORT_MC_MGCG | 823 AMD_CG_SUPPORT_SDMA_MGCG | 824 AMD_CG_SUPPORT_SDMA_LS | 825 AMD_CG_SUPPORT_BIF_MGCG | 826 AMD_CG_SUPPORT_BIF_LS | 827 AMD_CG_SUPPORT_HDP_MGCG | 828 AMD_CG_SUPPORT_HDP_LS | 829 AMD_CG_SUPPORT_ROM_MGCG | 830 AMD_CG_SUPPORT_VCE_MGCG | 831 AMD_CG_SUPPORT_UVD_MGCG; 832 adev->pg_flags = 0; 833 adev->external_rev_id = adev->rev_id + 0x14; 834 break; 835 case CHIP_VEGA20: 836 adev->asic_funcs = &vega20_asic_funcs; 837 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG | 838 AMD_CG_SUPPORT_GFX_MGLS | 839 AMD_CG_SUPPORT_GFX_CGCG | 840 AMD_CG_SUPPORT_GFX_CGLS | 841 AMD_CG_SUPPORT_GFX_3D_CGCG | 842 AMD_CG_SUPPORT_GFX_3D_CGLS | 843 AMD_CG_SUPPORT_GFX_CP_LS | 844 AMD_CG_SUPPORT_MC_LS | 845 AMD_CG_SUPPORT_MC_MGCG | 846 AMD_CG_SUPPORT_SDMA_MGCG | 847 AMD_CG_SUPPORT_SDMA_LS | 848 AMD_CG_SUPPORT_BIF_MGCG | 849 AMD_CG_SUPPORT_BIF_LS | 850 AMD_CG_SUPPORT_HDP_MGCG | 851 AMD_CG_SUPPORT_HDP_LS | 852 AMD_CG_SUPPORT_ROM_MGCG | 853 AMD_CG_SUPPORT_VCE_MGCG | 854 AMD_CG_SUPPORT_UVD_MGCG; 855 adev->pg_flags = 0; 856 adev->external_rev_id = adev->rev_id + 0x28; 857 break; 858 case CHIP_RAVEN: 859 adev->asic_funcs = &soc15_asic_funcs; 860 if (adev->rev_id >= 0x8) 861 adev->external_rev_id = adev->rev_id + 0x81; 862 else if (adev->pdev->device == 0x15d8) 863 adev->external_rev_id = adev->rev_id + 0x41; 864 else 865 adev->external_rev_id = 0x1; 866 867 if (adev->rev_id >= 0x8) { 868 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG | 869 AMD_CG_SUPPORT_GFX_MGLS | 870 AMD_CG_SUPPORT_GFX_CP_LS | 871 AMD_CG_SUPPORT_GFX_3D_CGCG | 872 AMD_CG_SUPPORT_GFX_3D_CGLS | 873 AMD_CG_SUPPORT_GFX_CGCG | 874 AMD_CG_SUPPORT_GFX_CGLS | 875 AMD_CG_SUPPORT_BIF_LS | 876 AMD_CG_SUPPORT_HDP_LS | 877 AMD_CG_SUPPORT_ROM_MGCG | 878 AMD_CG_SUPPORT_MC_MGCG | 879 AMD_CG_SUPPORT_MC_LS | 880 AMD_CG_SUPPORT_SDMA_MGCG | 881 AMD_CG_SUPPORT_SDMA_LS | 882 AMD_CG_SUPPORT_VCN_MGCG; 883 884 adev->pg_flags = AMD_PG_SUPPORT_SDMA | AMD_PG_SUPPORT_VCN; 885 } else if (adev->pdev->device == 0x15d8) { 886 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGLS | 887 AMD_CG_SUPPORT_GFX_CP_LS | 888 AMD_CG_SUPPORT_GFX_3D_CGCG | 889 AMD_CG_SUPPORT_GFX_3D_CGLS | 890 AMD_CG_SUPPORT_GFX_CGCG | 891 AMD_CG_SUPPORT_GFX_CGLS | 892 AMD_CG_SUPPORT_BIF_LS | 893 AMD_CG_SUPPORT_HDP_LS | 894 AMD_CG_SUPPORT_ROM_MGCG | 895 AMD_CG_SUPPORT_MC_MGCG | 896 AMD_CG_SUPPORT_MC_LS | 897 AMD_CG_SUPPORT_SDMA_MGCG | 898 AMD_CG_SUPPORT_SDMA_LS; 899 900 adev->pg_flags = AMD_PG_SUPPORT_SDMA | 901 AMD_PG_SUPPORT_MMHUB | 902 AMD_PG_SUPPORT_VCN | 903 AMD_PG_SUPPORT_VCN_DPG; 904 } else { 905 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG | 906 AMD_CG_SUPPORT_GFX_MGLS | 907 AMD_CG_SUPPORT_GFX_RLC_LS | 908 AMD_CG_SUPPORT_GFX_CP_LS | 909 AMD_CG_SUPPORT_GFX_3D_CGCG | 910 AMD_CG_SUPPORT_GFX_3D_CGLS | 911 AMD_CG_SUPPORT_GFX_CGCG | 912 AMD_CG_SUPPORT_GFX_CGLS | 913 AMD_CG_SUPPORT_BIF_MGCG | 914 AMD_CG_SUPPORT_BIF_LS | 915 AMD_CG_SUPPORT_HDP_MGCG | 916 AMD_CG_SUPPORT_HDP_LS | 917 AMD_CG_SUPPORT_DRM_MGCG | 918 AMD_CG_SUPPORT_DRM_LS | 919 AMD_CG_SUPPORT_ROM_MGCG | 920 AMD_CG_SUPPORT_MC_MGCG | 921 AMD_CG_SUPPORT_MC_LS | 922 AMD_CG_SUPPORT_SDMA_MGCG | 923 AMD_CG_SUPPORT_SDMA_LS | 924 AMD_CG_SUPPORT_VCN_MGCG; 925 926 adev->pg_flags = AMD_PG_SUPPORT_SDMA | AMD_PG_SUPPORT_VCN; 927 } 928 929 if (adev->powerplay.pp_feature & PP_GFXOFF_MASK) 930 adev->pg_flags |= AMD_PG_SUPPORT_GFX_PG | 931 AMD_PG_SUPPORT_CP | 932 AMD_PG_SUPPORT_RLC_SMU_HS; 933 break; 934 default: 935 /* FIXME: not supported yet */ 936 return -EINVAL; 937 } 938 939 if (amdgpu_sriov_vf(adev)) { 940 amdgpu_virt_init_setting(adev); 941 xgpu_ai_mailbox_set_irq_funcs(adev); 942 } 943 944 return 0; 945 } 946 947 static int soc15_common_late_init(void *handle) 948 { 949 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 950 951 if (amdgpu_sriov_vf(adev)) 952 xgpu_ai_mailbox_get_irq(adev); 953 954 return 0; 955 } 956 957 static int soc15_common_sw_init(void *handle) 958 { 959 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 960 961 if (amdgpu_sriov_vf(adev)) 962 xgpu_ai_mailbox_add_irq_id(adev); 963 964 return 0; 965 } 966 967 static int soc15_common_sw_fini(void *handle) 968 { 969 return 0; 970 } 971 972 static void soc15_doorbell_range_init(struct amdgpu_device *adev) 973 { 974 int i; 975 struct amdgpu_ring *ring; 976 977 for (i = 0; i < adev->sdma.num_instances; i++) { 978 ring = &adev->sdma.instance[i].ring; 979 adev->nbio_funcs->sdma_doorbell_range(adev, i, 980 ring->use_doorbell, ring->doorbell_index, 981 adev->doorbell_index.sdma_doorbell_range); 982 } 983 984 adev->nbio_funcs->ih_doorbell_range(adev, adev->irq.ih.use_doorbell, 985 adev->irq.ih.doorbell_index); 986 } 987 988 static int soc15_common_hw_init(void *handle) 989 { 990 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 991 992 /* enable pcie gen2/3 link */ 993 soc15_pcie_gen3_enable(adev); 994 /* enable aspm */ 995 soc15_program_aspm(adev); 996 /* setup nbio registers */ 997 adev->nbio_funcs->init_registers(adev); 998 /* enable the doorbell aperture */ 999 soc15_enable_doorbell_aperture(adev, true); 1000 /* HW doorbell routing policy: doorbell writing not 1001 * in SDMA/IH/MM/ACV range will be routed to CP. So 1002 * we need to init SDMA/IH/MM/ACV doorbell range prior 1003 * to CP ip block init and ring test. 1004 */ 1005 soc15_doorbell_range_init(adev); 1006 1007 return 0; 1008 } 1009 1010 static int soc15_common_hw_fini(void *handle) 1011 { 1012 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1013 1014 /* disable the doorbell aperture */ 1015 soc15_enable_doorbell_aperture(adev, false); 1016 if (amdgpu_sriov_vf(adev)) 1017 xgpu_ai_mailbox_put_irq(adev); 1018 1019 return 0; 1020 } 1021 1022 static int soc15_common_suspend(void *handle) 1023 { 1024 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1025 1026 return soc15_common_hw_fini(adev); 1027 } 1028 1029 static int soc15_common_resume(void *handle) 1030 { 1031 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1032 1033 return soc15_common_hw_init(adev); 1034 } 1035 1036 static bool soc15_common_is_idle(void *handle) 1037 { 1038 return true; 1039 } 1040 1041 static int soc15_common_wait_for_idle(void *handle) 1042 { 1043 return 0; 1044 } 1045 1046 static int soc15_common_soft_reset(void *handle) 1047 { 1048 return 0; 1049 } 1050 1051 static void soc15_update_hdp_light_sleep(struct amdgpu_device *adev, bool enable) 1052 { 1053 uint32_t def, data; 1054 1055 if (adev->asic_type == CHIP_VEGA20) { 1056 def = data = RREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_CTRL)); 1057 1058 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS)) 1059 data |= HDP_MEM_POWER_CTRL__IPH_MEM_POWER_CTRL_EN_MASK | 1060 HDP_MEM_POWER_CTRL__IPH_MEM_POWER_LS_EN_MASK | 1061 HDP_MEM_POWER_CTRL__RC_MEM_POWER_CTRL_EN_MASK | 1062 HDP_MEM_POWER_CTRL__RC_MEM_POWER_LS_EN_MASK; 1063 else 1064 data &= ~(HDP_MEM_POWER_CTRL__IPH_MEM_POWER_CTRL_EN_MASK | 1065 HDP_MEM_POWER_CTRL__IPH_MEM_POWER_LS_EN_MASK | 1066 HDP_MEM_POWER_CTRL__RC_MEM_POWER_CTRL_EN_MASK | 1067 HDP_MEM_POWER_CTRL__RC_MEM_POWER_LS_EN_MASK); 1068 1069 if (def != data) 1070 WREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_CTRL), data); 1071 } else { 1072 def = data = RREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS)); 1073 1074 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS)) 1075 data |= HDP_MEM_POWER_LS__LS_ENABLE_MASK; 1076 else 1077 data &= ~HDP_MEM_POWER_LS__LS_ENABLE_MASK; 1078 1079 if (def != data) 1080 WREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS), data); 1081 } 1082 } 1083 1084 static void soc15_update_drm_clock_gating(struct amdgpu_device *adev, bool enable) 1085 { 1086 uint32_t def, data; 1087 1088 def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0)); 1089 1090 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_MGCG)) 1091 data &= ~(0x01000000 | 1092 0x02000000 | 1093 0x04000000 | 1094 0x08000000 | 1095 0x10000000 | 1096 0x20000000 | 1097 0x40000000 | 1098 0x80000000); 1099 else 1100 data |= (0x01000000 | 1101 0x02000000 | 1102 0x04000000 | 1103 0x08000000 | 1104 0x10000000 | 1105 0x20000000 | 1106 0x40000000 | 1107 0x80000000); 1108 1109 if (def != data) 1110 WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0), data); 1111 } 1112 1113 static void soc15_update_drm_light_sleep(struct amdgpu_device *adev, bool enable) 1114 { 1115 uint32_t def, data; 1116 1117 def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL)); 1118 1119 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS)) 1120 data |= 1; 1121 else 1122 data &= ~1; 1123 1124 if (def != data) 1125 WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL), data); 1126 } 1127 1128 static void soc15_update_rom_medium_grain_clock_gating(struct amdgpu_device *adev, 1129 bool enable) 1130 { 1131 uint32_t def, data; 1132 1133 def = data = RREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0)); 1134 1135 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG)) 1136 data &= ~(CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK | 1137 CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK); 1138 else 1139 data |= CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK | 1140 CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK; 1141 1142 if (def != data) 1143 WREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0), data); 1144 } 1145 1146 static int soc15_common_set_clockgating_state(void *handle, 1147 enum amd_clockgating_state state) 1148 { 1149 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1150 1151 if (amdgpu_sriov_vf(adev)) 1152 return 0; 1153 1154 switch (adev->asic_type) { 1155 case CHIP_VEGA10: 1156 case CHIP_VEGA12: 1157 case CHIP_VEGA20: 1158 adev->nbio_funcs->update_medium_grain_clock_gating(adev, 1159 state == AMD_CG_STATE_GATE ? true : false); 1160 adev->nbio_funcs->update_medium_grain_light_sleep(adev, 1161 state == AMD_CG_STATE_GATE ? true : false); 1162 soc15_update_hdp_light_sleep(adev, 1163 state == AMD_CG_STATE_GATE ? true : false); 1164 soc15_update_drm_clock_gating(adev, 1165 state == AMD_CG_STATE_GATE ? true : false); 1166 soc15_update_drm_light_sleep(adev, 1167 state == AMD_CG_STATE_GATE ? true : false); 1168 soc15_update_rom_medium_grain_clock_gating(adev, 1169 state == AMD_CG_STATE_GATE ? true : false); 1170 adev->df_funcs->update_medium_grain_clock_gating(adev, 1171 state == AMD_CG_STATE_GATE ? true : false); 1172 break; 1173 case CHIP_RAVEN: 1174 adev->nbio_funcs->update_medium_grain_clock_gating(adev, 1175 state == AMD_CG_STATE_GATE ? true : false); 1176 adev->nbio_funcs->update_medium_grain_light_sleep(adev, 1177 state == AMD_CG_STATE_GATE ? true : false); 1178 soc15_update_hdp_light_sleep(adev, 1179 state == AMD_CG_STATE_GATE ? true : false); 1180 soc15_update_drm_clock_gating(adev, 1181 state == AMD_CG_STATE_GATE ? true : false); 1182 soc15_update_drm_light_sleep(adev, 1183 state == AMD_CG_STATE_GATE ? true : false); 1184 soc15_update_rom_medium_grain_clock_gating(adev, 1185 state == AMD_CG_STATE_GATE ? true : false); 1186 break; 1187 default: 1188 break; 1189 } 1190 return 0; 1191 } 1192 1193 static void soc15_common_get_clockgating_state(void *handle, u32 *flags) 1194 { 1195 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1196 int data; 1197 1198 if (amdgpu_sriov_vf(adev)) 1199 *flags = 0; 1200 1201 adev->nbio_funcs->get_clockgating_state(adev, flags); 1202 1203 /* AMD_CG_SUPPORT_HDP_LS */ 1204 data = RREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS)); 1205 if (data & HDP_MEM_POWER_LS__LS_ENABLE_MASK) 1206 *flags |= AMD_CG_SUPPORT_HDP_LS; 1207 1208 /* AMD_CG_SUPPORT_DRM_MGCG */ 1209 data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0)); 1210 if (!(data & 0x01000000)) 1211 *flags |= AMD_CG_SUPPORT_DRM_MGCG; 1212 1213 /* AMD_CG_SUPPORT_DRM_LS */ 1214 data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL)); 1215 if (data & 0x1) 1216 *flags |= AMD_CG_SUPPORT_DRM_LS; 1217 1218 /* AMD_CG_SUPPORT_ROM_MGCG */ 1219 data = RREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0)); 1220 if (!(data & CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK)) 1221 *flags |= AMD_CG_SUPPORT_ROM_MGCG; 1222 1223 adev->df_funcs->get_clockgating_state(adev, flags); 1224 } 1225 1226 static int soc15_common_set_powergating_state(void *handle, 1227 enum amd_powergating_state state) 1228 { 1229 /* todo */ 1230 return 0; 1231 } 1232 1233 const struct amd_ip_funcs soc15_common_ip_funcs = { 1234 .name = "soc15_common", 1235 .early_init = soc15_common_early_init, 1236 .late_init = soc15_common_late_init, 1237 .sw_init = soc15_common_sw_init, 1238 .sw_fini = soc15_common_sw_fini, 1239 .hw_init = soc15_common_hw_init, 1240 .hw_fini = soc15_common_hw_fini, 1241 .suspend = soc15_common_suspend, 1242 .resume = soc15_common_resume, 1243 .is_idle = soc15_common_is_idle, 1244 .wait_for_idle = soc15_common_wait_for_idle, 1245 .soft_reset = soc15_common_soft_reset, 1246 .set_clockgating_state = soc15_common_set_clockgating_state, 1247 .set_powergating_state = soc15_common_set_powergating_state, 1248 .get_clockgating_state= soc15_common_get_clockgating_state, 1249 }; 1250