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 "vega10/soc15ip.h" 38 #include "vega10/UVD/uvd_7_0_offset.h" 39 #include "vega10/GC/gc_9_0_offset.h" 40 #include "vega10/GC/gc_9_0_sh_mask.h" 41 #include "vega10/SDMA0/sdma0_4_0_offset.h" 42 #include "vega10/SDMA1/sdma1_4_0_offset.h" 43 #include "vega10/HDP/hdp_4_0_offset.h" 44 #include "vega10/HDP/hdp_4_0_sh_mask.h" 45 #include "vega10/MP/mp_9_0_offset.h" 46 #include "vega10/MP/mp_9_0_sh_mask.h" 47 #include "vega10/SMUIO/smuio_9_0_offset.h" 48 #include "vega10/SMUIO/smuio_9_0_sh_mask.h" 49 50 #include "soc15.h" 51 #include "soc15_common.h" 52 #include "gfx_v9_0.h" 53 #include "gmc_v9_0.h" 54 #include "gfxhub_v1_0.h" 55 #include "mmhub_v1_0.h" 56 #include "vega10_ih.h" 57 #include "sdma_v4_0.h" 58 #include "uvd_v7_0.h" 59 #include "vce_v4_0.h" 60 #include "vcn_v1_0.h" 61 #include "amdgpu_powerplay.h" 62 #include "dce_virtual.h" 63 #include "mxgpu_ai.h" 64 65 #define mmFabricConfigAccessControl 0x0410 66 #define mmFabricConfigAccessControl_BASE_IDX 0 67 #define mmFabricConfigAccessControl_DEFAULT 0x00000000 68 //FabricConfigAccessControl 69 #define FabricConfigAccessControl__CfgRegInstAccEn__SHIFT 0x0 70 #define FabricConfigAccessControl__CfgRegInstAccRegLock__SHIFT 0x1 71 #define FabricConfigAccessControl__CfgRegInstID__SHIFT 0x10 72 #define FabricConfigAccessControl__CfgRegInstAccEn_MASK 0x00000001L 73 #define FabricConfigAccessControl__CfgRegInstAccRegLock_MASK 0x00000002L 74 #define FabricConfigAccessControl__CfgRegInstID_MASK 0x00FF0000L 75 76 77 #define mmDF_PIE_AON0_DfGlobalClkGater 0x00fc 78 #define mmDF_PIE_AON0_DfGlobalClkGater_BASE_IDX 0 79 //DF_PIE_AON0_DfGlobalClkGater 80 #define DF_PIE_AON0_DfGlobalClkGater__MGCGMode__SHIFT 0x0 81 #define DF_PIE_AON0_DfGlobalClkGater__MGCGMode_MASK 0x0000000FL 82 83 enum { 84 DF_MGCG_DISABLE = 0, 85 DF_MGCG_ENABLE_00_CYCLE_DELAY =1, 86 DF_MGCG_ENABLE_01_CYCLE_DELAY =2, 87 DF_MGCG_ENABLE_15_CYCLE_DELAY =13, 88 DF_MGCG_ENABLE_31_CYCLE_DELAY =14, 89 DF_MGCG_ENABLE_63_CYCLE_DELAY =15 90 }; 91 92 #define mmMP0_MISC_CGTT_CTRL0 0x01b9 93 #define mmMP0_MISC_CGTT_CTRL0_BASE_IDX 0 94 #define mmMP0_MISC_LIGHT_SLEEP_CTRL 0x01ba 95 #define mmMP0_MISC_LIGHT_SLEEP_CTRL_BASE_IDX 0 96 97 /* 98 * Indirect registers accessor 99 */ 100 static u32 soc15_pcie_rreg(struct amdgpu_device *adev, u32 reg) 101 { 102 unsigned long flags, address, data; 103 u32 r; 104 const struct nbio_pcie_index_data *nbio_pcie_id; 105 106 if (adev->flags & AMD_IS_APU) 107 nbio_pcie_id = &nbio_v7_0_pcie_index_data; 108 else 109 nbio_pcie_id = &nbio_v6_1_pcie_index_data; 110 111 address = nbio_pcie_id->index_offset; 112 data = nbio_pcie_id->data_offset; 113 114 spin_lock_irqsave(&adev->pcie_idx_lock, flags); 115 WREG32(address, reg); 116 (void)RREG32(address); 117 r = RREG32(data); 118 spin_unlock_irqrestore(&adev->pcie_idx_lock, flags); 119 return r; 120 } 121 122 static void soc15_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v) 123 { 124 unsigned long flags, address, data; 125 const struct nbio_pcie_index_data *nbio_pcie_id; 126 127 if (adev->flags & AMD_IS_APU) 128 nbio_pcie_id = &nbio_v7_0_pcie_index_data; 129 else 130 nbio_pcie_id = &nbio_v6_1_pcie_index_data; 131 132 address = nbio_pcie_id->index_offset; 133 data = nbio_pcie_id->data_offset; 134 135 spin_lock_irqsave(&adev->pcie_idx_lock, flags); 136 WREG32(address, reg); 137 (void)RREG32(address); 138 WREG32(data, v); 139 (void)RREG32(data); 140 spin_unlock_irqrestore(&adev->pcie_idx_lock, flags); 141 } 142 143 static u32 soc15_uvd_ctx_rreg(struct amdgpu_device *adev, u32 reg) 144 { 145 unsigned long flags, address, data; 146 u32 r; 147 148 address = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_INDEX); 149 data = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_DATA); 150 151 spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags); 152 WREG32(address, ((reg) & 0x1ff)); 153 r = RREG32(data); 154 spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags); 155 return r; 156 } 157 158 static void soc15_uvd_ctx_wreg(struct amdgpu_device *adev, u32 reg, u32 v) 159 { 160 unsigned long flags, address, data; 161 162 address = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_INDEX); 163 data = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_DATA); 164 165 spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags); 166 WREG32(address, ((reg) & 0x1ff)); 167 WREG32(data, (v)); 168 spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags); 169 } 170 171 static u32 soc15_didt_rreg(struct amdgpu_device *adev, u32 reg) 172 { 173 unsigned long flags, address, data; 174 u32 r; 175 176 address = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_INDEX); 177 data = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_DATA); 178 179 spin_lock_irqsave(&adev->didt_idx_lock, flags); 180 WREG32(address, (reg)); 181 r = RREG32(data); 182 spin_unlock_irqrestore(&adev->didt_idx_lock, flags); 183 return r; 184 } 185 186 static void soc15_didt_wreg(struct amdgpu_device *adev, u32 reg, u32 v) 187 { 188 unsigned long flags, address, data; 189 190 address = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_INDEX); 191 data = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_DATA); 192 193 spin_lock_irqsave(&adev->didt_idx_lock, flags); 194 WREG32(address, (reg)); 195 WREG32(data, (v)); 196 spin_unlock_irqrestore(&adev->didt_idx_lock, flags); 197 } 198 199 static u32 soc15_gc_cac_rreg(struct amdgpu_device *adev, u32 reg) 200 { 201 unsigned long flags; 202 u32 r; 203 204 spin_lock_irqsave(&adev->gc_cac_idx_lock, flags); 205 WREG32_SOC15(GC, 0, mmGC_CAC_IND_INDEX, (reg)); 206 r = RREG32_SOC15(GC, 0, mmGC_CAC_IND_DATA); 207 spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags); 208 return r; 209 } 210 211 static void soc15_gc_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v) 212 { 213 unsigned long flags; 214 215 spin_lock_irqsave(&adev->gc_cac_idx_lock, flags); 216 WREG32_SOC15(GC, 0, mmGC_CAC_IND_INDEX, (reg)); 217 WREG32_SOC15(GC, 0, mmGC_CAC_IND_DATA, (v)); 218 spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags); 219 } 220 221 static u32 soc15_se_cac_rreg(struct amdgpu_device *adev, u32 reg) 222 { 223 unsigned long flags; 224 u32 r; 225 226 spin_lock_irqsave(&adev->se_cac_idx_lock, flags); 227 WREG32_SOC15(GC, 0, mmSE_CAC_IND_INDEX, (reg)); 228 r = RREG32_SOC15(GC, 0, mmSE_CAC_IND_DATA); 229 spin_unlock_irqrestore(&adev->se_cac_idx_lock, flags); 230 return r; 231 } 232 233 static void soc15_se_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v) 234 { 235 unsigned long flags; 236 237 spin_lock_irqsave(&adev->se_cac_idx_lock, flags); 238 WREG32_SOC15(GC, 0, mmSE_CAC_IND_INDEX, (reg)); 239 WREG32_SOC15(GC, 0, mmSE_CAC_IND_DATA, (v)); 240 spin_unlock_irqrestore(&adev->se_cac_idx_lock, flags); 241 } 242 243 static u32 soc15_get_config_memsize(struct amdgpu_device *adev) 244 { 245 if (adev->flags & AMD_IS_APU) 246 return nbio_v7_0_get_memsize(adev); 247 else 248 return nbio_v6_1_get_memsize(adev); 249 } 250 251 static const u32 vega10_golden_init[] = 252 { 253 }; 254 255 static const u32 raven_golden_init[] = 256 { 257 }; 258 259 static void soc15_init_golden_registers(struct amdgpu_device *adev) 260 { 261 /* Some of the registers might be dependent on GRBM_GFX_INDEX */ 262 mutex_lock(&adev->grbm_idx_mutex); 263 264 switch (adev->asic_type) { 265 case CHIP_VEGA10: 266 amdgpu_program_register_sequence(adev, 267 vega10_golden_init, 268 (const u32)ARRAY_SIZE(vega10_golden_init)); 269 break; 270 case CHIP_RAVEN: 271 amdgpu_program_register_sequence(adev, 272 raven_golden_init, 273 (const u32)ARRAY_SIZE(raven_golden_init)); 274 break; 275 default: 276 break; 277 } 278 mutex_unlock(&adev->grbm_idx_mutex); 279 } 280 static u32 soc15_get_xclk(struct amdgpu_device *adev) 281 { 282 return adev->clock.spll.reference_freq; 283 } 284 285 286 void soc15_grbm_select(struct amdgpu_device *adev, 287 u32 me, u32 pipe, u32 queue, u32 vmid) 288 { 289 u32 grbm_gfx_cntl = 0; 290 grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, PIPEID, pipe); 291 grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, MEID, me); 292 grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, VMID, vmid); 293 grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, QUEUEID, queue); 294 295 WREG32(SOC15_REG_OFFSET(GC, 0, mmGRBM_GFX_CNTL), grbm_gfx_cntl); 296 } 297 298 static void soc15_vga_set_state(struct amdgpu_device *adev, bool state) 299 { 300 /* todo */ 301 } 302 303 static bool soc15_read_disabled_bios(struct amdgpu_device *adev) 304 { 305 /* todo */ 306 return false; 307 } 308 309 static bool soc15_read_bios_from_rom(struct amdgpu_device *adev, 310 u8 *bios, u32 length_bytes) 311 { 312 u32 *dw_ptr; 313 u32 i, length_dw; 314 315 if (bios == NULL) 316 return false; 317 if (length_bytes == 0) 318 return false; 319 /* APU vbios image is part of sbios image */ 320 if (adev->flags & AMD_IS_APU) 321 return false; 322 323 dw_ptr = (u32 *)bios; 324 length_dw = ALIGN(length_bytes, 4) / 4; 325 326 /* set rom index to 0 */ 327 WREG32(SOC15_REG_OFFSET(SMUIO, 0, mmROM_INDEX), 0); 328 /* read out the rom data */ 329 for (i = 0; i < length_dw; i++) 330 dw_ptr[i] = RREG32(SOC15_REG_OFFSET(SMUIO, 0, mmROM_DATA)); 331 332 return true; 333 } 334 335 static struct amdgpu_allowed_register_entry soc15_allowed_read_registers[] = { 336 { SOC15_REG_OFFSET(GC, 0, mmGRBM_STATUS)}, 337 { SOC15_REG_OFFSET(GC, 0, mmGRBM_STATUS2)}, 338 { SOC15_REG_OFFSET(GC, 0, mmGRBM_STATUS_SE0)}, 339 { SOC15_REG_OFFSET(GC, 0, mmGRBM_STATUS_SE1)}, 340 { SOC15_REG_OFFSET(GC, 0, mmGRBM_STATUS_SE2)}, 341 { SOC15_REG_OFFSET(GC, 0, mmGRBM_STATUS_SE3)}, 342 { SOC15_REG_OFFSET(SDMA0, 0, mmSDMA0_STATUS_REG)}, 343 { SOC15_REG_OFFSET(SDMA1, 0, mmSDMA1_STATUS_REG)}, 344 { SOC15_REG_OFFSET(GC, 0, mmCP_STAT)}, 345 { SOC15_REG_OFFSET(GC, 0, mmCP_STALLED_STAT1)}, 346 { SOC15_REG_OFFSET(GC, 0, mmCP_STALLED_STAT2)}, 347 { SOC15_REG_OFFSET(GC, 0, mmCP_STALLED_STAT3)}, 348 { SOC15_REG_OFFSET(GC, 0, mmCP_CPF_BUSY_STAT)}, 349 { SOC15_REG_OFFSET(GC, 0, mmCP_CPF_STALLED_STAT1)}, 350 { SOC15_REG_OFFSET(GC, 0, mmCP_CPF_STATUS)}, 351 { SOC15_REG_OFFSET(GC, 0, mmCP_CPC_STALLED_STAT1)}, 352 { SOC15_REG_OFFSET(GC, 0, mmCP_CPC_STATUS)}, 353 { SOC15_REG_OFFSET(GC, 0, mmGB_ADDR_CONFIG)}, 354 }; 355 356 static uint32_t soc15_read_indexed_register(struct amdgpu_device *adev, u32 se_num, 357 u32 sh_num, u32 reg_offset) 358 { 359 uint32_t val; 360 361 mutex_lock(&adev->grbm_idx_mutex); 362 if (se_num != 0xffffffff || sh_num != 0xffffffff) 363 amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff); 364 365 val = RREG32(reg_offset); 366 367 if (se_num != 0xffffffff || sh_num != 0xffffffff) 368 amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff); 369 mutex_unlock(&adev->grbm_idx_mutex); 370 return val; 371 } 372 373 static uint32_t soc15_get_register_value(struct amdgpu_device *adev, 374 bool indexed, u32 se_num, 375 u32 sh_num, u32 reg_offset) 376 { 377 if (indexed) { 378 return soc15_read_indexed_register(adev, se_num, sh_num, reg_offset); 379 } else { 380 switch (reg_offset) { 381 case SOC15_REG_OFFSET(GC, 0, mmGB_ADDR_CONFIG): 382 return adev->gfx.config.gb_addr_config; 383 default: 384 return RREG32(reg_offset); 385 } 386 } 387 } 388 389 static int soc15_read_register(struct amdgpu_device *adev, u32 se_num, 390 u32 sh_num, u32 reg_offset, u32 *value) 391 { 392 uint32_t i; 393 394 *value = 0; 395 for (i = 0; i < ARRAY_SIZE(soc15_allowed_read_registers); i++) { 396 if (reg_offset != soc15_allowed_read_registers[i].reg_offset) 397 continue; 398 399 *value = soc15_get_register_value(adev, 400 soc15_allowed_read_registers[i].grbm_indexed, 401 se_num, sh_num, reg_offset); 402 return 0; 403 } 404 return -EINVAL; 405 } 406 407 static int soc15_asic_reset(struct amdgpu_device *adev) 408 { 409 u32 i; 410 411 amdgpu_atombios_scratch_regs_engine_hung(adev, true); 412 413 dev_info(adev->dev, "GPU reset\n"); 414 415 /* disable BM */ 416 pci_clear_master(adev->pdev); 417 418 pci_save_state(adev->pdev); 419 420 for (i = 0; i < AMDGPU_MAX_IP_NUM; i++) { 421 if (adev->ip_blocks[i].version->type == AMD_IP_BLOCK_TYPE_PSP){ 422 adev->ip_blocks[i].version->funcs->soft_reset((void *)adev); 423 break; 424 } 425 } 426 427 pci_restore_state(adev->pdev); 428 429 /* wait for asic to come out of reset */ 430 for (i = 0; i < adev->usec_timeout; i++) { 431 u32 memsize = (adev->flags & AMD_IS_APU) ? 432 nbio_v7_0_get_memsize(adev) : 433 nbio_v6_1_get_memsize(adev); 434 if (memsize != 0xffffffff) 435 break; 436 udelay(1); 437 } 438 439 amdgpu_atombios_scratch_regs_engine_hung(adev, false); 440 441 return 0; 442 } 443 444 /*static int soc15_set_uvd_clock(struct amdgpu_device *adev, u32 clock, 445 u32 cntl_reg, u32 status_reg) 446 { 447 return 0; 448 }*/ 449 450 static int soc15_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk) 451 { 452 /*int r; 453 454 r = soc15_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS); 455 if (r) 456 return r; 457 458 r = soc15_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS); 459 */ 460 return 0; 461 } 462 463 static int soc15_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk) 464 { 465 /* todo */ 466 467 return 0; 468 } 469 470 static void soc15_pcie_gen3_enable(struct amdgpu_device *adev) 471 { 472 if (pci_is_root_bus(adev->pdev->bus)) 473 return; 474 475 if (amdgpu_pcie_gen2 == 0) 476 return; 477 478 if (adev->flags & AMD_IS_APU) 479 return; 480 481 if (!(adev->pm.pcie_gen_mask & (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 | 482 CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3))) 483 return; 484 485 /* todo */ 486 } 487 488 static void soc15_program_aspm(struct amdgpu_device *adev) 489 { 490 491 if (amdgpu_aspm == 0) 492 return; 493 494 /* todo */ 495 } 496 497 static void soc15_enable_doorbell_aperture(struct amdgpu_device *adev, 498 bool enable) 499 { 500 if (adev->flags & AMD_IS_APU) { 501 nbio_v7_0_enable_doorbell_aperture(adev, enable); 502 } else { 503 nbio_v6_1_enable_doorbell_aperture(adev, enable); 504 nbio_v6_1_enable_doorbell_selfring_aperture(adev, enable); 505 } 506 } 507 508 static const struct amdgpu_ip_block_version vega10_common_ip_block = 509 { 510 .type = AMD_IP_BLOCK_TYPE_COMMON, 511 .major = 2, 512 .minor = 0, 513 .rev = 0, 514 .funcs = &soc15_common_ip_funcs, 515 }; 516 517 int soc15_set_ip_blocks(struct amdgpu_device *adev) 518 { 519 nbio_v6_1_detect_hw_virt(adev); 520 521 if (amdgpu_sriov_vf(adev)) 522 adev->virt.ops = &xgpu_ai_virt_ops; 523 524 switch (adev->asic_type) { 525 case CHIP_VEGA10: 526 amdgpu_ip_block_add(adev, &vega10_common_ip_block); 527 amdgpu_ip_block_add(adev, &gmc_v9_0_ip_block); 528 amdgpu_ip_block_add(adev, &vega10_ih_ip_block); 529 if (amdgpu_fw_load_type == 2 || amdgpu_fw_load_type == -1) 530 amdgpu_ip_block_add(adev, &psp_v3_1_ip_block); 531 if (!amdgpu_sriov_vf(adev)) 532 amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block); 533 if (adev->enable_virtual_display || amdgpu_sriov_vf(adev)) 534 amdgpu_ip_block_add(adev, &dce_virtual_ip_block); 535 amdgpu_ip_block_add(adev, &gfx_v9_0_ip_block); 536 amdgpu_ip_block_add(adev, &sdma_v4_0_ip_block); 537 amdgpu_ip_block_add(adev, &uvd_v7_0_ip_block); 538 amdgpu_ip_block_add(adev, &vce_v4_0_ip_block); 539 break; 540 case CHIP_RAVEN: 541 amdgpu_ip_block_add(adev, &vega10_common_ip_block); 542 amdgpu_ip_block_add(adev, &gmc_v9_0_ip_block); 543 amdgpu_ip_block_add(adev, &vega10_ih_ip_block); 544 amdgpu_ip_block_add(adev, &psp_v10_0_ip_block); 545 amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block); 546 if (adev->enable_virtual_display || amdgpu_sriov_vf(adev)) 547 amdgpu_ip_block_add(adev, &dce_virtual_ip_block); 548 amdgpu_ip_block_add(adev, &gfx_v9_0_ip_block); 549 amdgpu_ip_block_add(adev, &sdma_v4_0_ip_block); 550 amdgpu_ip_block_add(adev, &vcn_v1_0_ip_block); 551 break; 552 default: 553 return -EINVAL; 554 } 555 556 return 0; 557 } 558 559 static uint32_t soc15_get_rev_id(struct amdgpu_device *adev) 560 { 561 if (adev->flags & AMD_IS_APU) 562 return nbio_v7_0_get_rev_id(adev); 563 else 564 return nbio_v6_1_get_rev_id(adev); 565 } 566 567 static const struct amdgpu_asic_funcs soc15_asic_funcs = 568 { 569 .read_disabled_bios = &soc15_read_disabled_bios, 570 .read_bios_from_rom = &soc15_read_bios_from_rom, 571 .read_register = &soc15_read_register, 572 .reset = &soc15_asic_reset, 573 .set_vga_state = &soc15_vga_set_state, 574 .get_xclk = &soc15_get_xclk, 575 .set_uvd_clocks = &soc15_set_uvd_clocks, 576 .set_vce_clocks = &soc15_set_vce_clocks, 577 .get_config_memsize = &soc15_get_config_memsize, 578 }; 579 580 static int soc15_common_early_init(void *handle) 581 { 582 bool psp_enabled = false; 583 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 584 585 adev->smc_rreg = NULL; 586 adev->smc_wreg = NULL; 587 adev->pcie_rreg = &soc15_pcie_rreg; 588 adev->pcie_wreg = &soc15_pcie_wreg; 589 adev->uvd_ctx_rreg = &soc15_uvd_ctx_rreg; 590 adev->uvd_ctx_wreg = &soc15_uvd_ctx_wreg; 591 adev->didt_rreg = &soc15_didt_rreg; 592 adev->didt_wreg = &soc15_didt_wreg; 593 adev->gc_cac_rreg = &soc15_gc_cac_rreg; 594 adev->gc_cac_wreg = &soc15_gc_cac_wreg; 595 adev->se_cac_rreg = &soc15_se_cac_rreg; 596 adev->se_cac_wreg = &soc15_se_cac_wreg; 597 598 adev->asic_funcs = &soc15_asic_funcs; 599 600 if (amdgpu_get_ip_block(adev, AMD_IP_BLOCK_TYPE_PSP) && 601 (amdgpu_ip_block_mask & (1 << AMD_IP_BLOCK_TYPE_PSP))) 602 psp_enabled = true; 603 604 adev->rev_id = soc15_get_rev_id(adev); 605 adev->external_rev_id = 0xFF; 606 switch (adev->asic_type) { 607 case CHIP_VEGA10: 608 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG | 609 AMD_CG_SUPPORT_GFX_MGLS | 610 AMD_CG_SUPPORT_GFX_RLC_LS | 611 AMD_CG_SUPPORT_GFX_CP_LS | 612 AMD_CG_SUPPORT_GFX_3D_CGCG | 613 AMD_CG_SUPPORT_GFX_3D_CGLS | 614 AMD_CG_SUPPORT_GFX_CGCG | 615 AMD_CG_SUPPORT_GFX_CGLS | 616 AMD_CG_SUPPORT_BIF_MGCG | 617 AMD_CG_SUPPORT_BIF_LS | 618 AMD_CG_SUPPORT_HDP_LS | 619 AMD_CG_SUPPORT_DRM_MGCG | 620 AMD_CG_SUPPORT_DRM_LS | 621 AMD_CG_SUPPORT_ROM_MGCG | 622 AMD_CG_SUPPORT_DF_MGCG | 623 AMD_CG_SUPPORT_SDMA_MGCG | 624 AMD_CG_SUPPORT_SDMA_LS | 625 AMD_CG_SUPPORT_MC_MGCG | 626 AMD_CG_SUPPORT_MC_LS; 627 adev->pg_flags = 0; 628 adev->external_rev_id = 0x1; 629 break; 630 case CHIP_RAVEN: 631 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG | 632 AMD_CG_SUPPORT_GFX_MGLS | 633 AMD_CG_SUPPORT_GFX_RLC_LS | 634 AMD_CG_SUPPORT_GFX_CP_LS | 635 AMD_CG_SUPPORT_GFX_3D_CGCG | 636 AMD_CG_SUPPORT_GFX_3D_CGLS | 637 AMD_CG_SUPPORT_GFX_CGCG | 638 AMD_CG_SUPPORT_GFX_CGLS | 639 AMD_CG_SUPPORT_BIF_MGCG | 640 AMD_CG_SUPPORT_BIF_LS | 641 AMD_CG_SUPPORT_HDP_MGCG | 642 AMD_CG_SUPPORT_HDP_LS | 643 AMD_CG_SUPPORT_DRM_MGCG | 644 AMD_CG_SUPPORT_DRM_LS | 645 AMD_CG_SUPPORT_ROM_MGCG | 646 AMD_CG_SUPPORT_MC_MGCG | 647 AMD_CG_SUPPORT_MC_LS | 648 AMD_CG_SUPPORT_SDMA_MGCG | 649 AMD_CG_SUPPORT_SDMA_LS; 650 adev->pg_flags = AMD_PG_SUPPORT_SDMA | 651 AMD_PG_SUPPORT_MMHUB; 652 adev->external_rev_id = 0x1; 653 break; 654 default: 655 /* FIXME: not supported yet */ 656 return -EINVAL; 657 } 658 659 if (amdgpu_sriov_vf(adev)) { 660 amdgpu_virt_init_setting(adev); 661 xgpu_ai_mailbox_set_irq_funcs(adev); 662 } 663 664 adev->firmware.load_type = amdgpu_ucode_get_load_type(adev, amdgpu_fw_load_type); 665 666 amdgpu_get_pcie_info(adev); 667 668 return 0; 669 } 670 671 static int soc15_common_late_init(void *handle) 672 { 673 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 674 675 if (amdgpu_sriov_vf(adev)) 676 xgpu_ai_mailbox_get_irq(adev); 677 678 return 0; 679 } 680 681 static int soc15_common_sw_init(void *handle) 682 { 683 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 684 685 if (amdgpu_sriov_vf(adev)) 686 xgpu_ai_mailbox_add_irq_id(adev); 687 688 return 0; 689 } 690 691 static int soc15_common_sw_fini(void *handle) 692 { 693 return 0; 694 } 695 696 static int soc15_common_hw_init(void *handle) 697 { 698 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 699 700 /* move the golden regs per IP block */ 701 soc15_init_golden_registers(adev); 702 /* enable pcie gen2/3 link */ 703 soc15_pcie_gen3_enable(adev); 704 /* enable aspm */ 705 soc15_program_aspm(adev); 706 /* setup nbio registers */ 707 if (!(adev->flags & AMD_IS_APU)) 708 nbio_v6_1_init_registers(adev); 709 /* enable the doorbell aperture */ 710 soc15_enable_doorbell_aperture(adev, true); 711 712 return 0; 713 } 714 715 static int soc15_common_hw_fini(void *handle) 716 { 717 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 718 719 /* disable the doorbell aperture */ 720 soc15_enable_doorbell_aperture(adev, false); 721 if (amdgpu_sriov_vf(adev)) 722 xgpu_ai_mailbox_put_irq(adev); 723 724 return 0; 725 } 726 727 static int soc15_common_suspend(void *handle) 728 { 729 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 730 731 return soc15_common_hw_fini(adev); 732 } 733 734 static int soc15_common_resume(void *handle) 735 { 736 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 737 738 return soc15_common_hw_init(adev); 739 } 740 741 static bool soc15_common_is_idle(void *handle) 742 { 743 return true; 744 } 745 746 static int soc15_common_wait_for_idle(void *handle) 747 { 748 return 0; 749 } 750 751 static int soc15_common_soft_reset(void *handle) 752 { 753 return 0; 754 } 755 756 static void soc15_update_hdp_light_sleep(struct amdgpu_device *adev, bool enable) 757 { 758 uint32_t def, data; 759 760 def = data = RREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS)); 761 762 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS)) 763 data |= HDP_MEM_POWER_LS__LS_ENABLE_MASK; 764 else 765 data &= ~HDP_MEM_POWER_LS__LS_ENABLE_MASK; 766 767 if (def != data) 768 WREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS), data); 769 } 770 771 static void soc15_update_drm_clock_gating(struct amdgpu_device *adev, bool enable) 772 { 773 uint32_t def, data; 774 775 def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0)); 776 777 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_MGCG)) 778 data &= ~(0x01000000 | 779 0x02000000 | 780 0x04000000 | 781 0x08000000 | 782 0x10000000 | 783 0x20000000 | 784 0x40000000 | 785 0x80000000); 786 else 787 data |= (0x01000000 | 788 0x02000000 | 789 0x04000000 | 790 0x08000000 | 791 0x10000000 | 792 0x20000000 | 793 0x40000000 | 794 0x80000000); 795 796 if (def != data) 797 WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0), data); 798 } 799 800 static void soc15_update_drm_light_sleep(struct amdgpu_device *adev, bool enable) 801 { 802 uint32_t def, data; 803 804 def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL)); 805 806 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS)) 807 data |= 1; 808 else 809 data &= ~1; 810 811 if (def != data) 812 WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL), data); 813 } 814 815 static void soc15_update_rom_medium_grain_clock_gating(struct amdgpu_device *adev, 816 bool enable) 817 { 818 uint32_t def, data; 819 820 def = data = RREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0)); 821 822 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG)) 823 data &= ~(CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK | 824 CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK); 825 else 826 data |= CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK | 827 CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK; 828 829 if (def != data) 830 WREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0), data); 831 } 832 833 static void soc15_update_df_medium_grain_clock_gating(struct amdgpu_device *adev, 834 bool enable) 835 { 836 uint32_t data; 837 838 /* Put DF on broadcast mode */ 839 data = RREG32(SOC15_REG_OFFSET(DF, 0, mmFabricConfigAccessControl)); 840 data &= ~FabricConfigAccessControl__CfgRegInstAccEn_MASK; 841 WREG32(SOC15_REG_OFFSET(DF, 0, mmFabricConfigAccessControl), data); 842 843 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DF_MGCG)) { 844 data = RREG32(SOC15_REG_OFFSET(DF, 0, mmDF_PIE_AON0_DfGlobalClkGater)); 845 data &= ~DF_PIE_AON0_DfGlobalClkGater__MGCGMode_MASK; 846 data |= DF_MGCG_ENABLE_15_CYCLE_DELAY; 847 WREG32(SOC15_REG_OFFSET(DF, 0, mmDF_PIE_AON0_DfGlobalClkGater), data); 848 } else { 849 data = RREG32(SOC15_REG_OFFSET(DF, 0, mmDF_PIE_AON0_DfGlobalClkGater)); 850 data &= ~DF_PIE_AON0_DfGlobalClkGater__MGCGMode_MASK; 851 data |= DF_MGCG_DISABLE; 852 WREG32(SOC15_REG_OFFSET(DF, 0, mmDF_PIE_AON0_DfGlobalClkGater), data); 853 } 854 855 WREG32(SOC15_REG_OFFSET(DF, 0, mmFabricConfigAccessControl), 856 mmFabricConfigAccessControl_DEFAULT); 857 } 858 859 static int soc15_common_set_clockgating_state(void *handle, 860 enum amd_clockgating_state state) 861 { 862 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 863 864 if (amdgpu_sriov_vf(adev)) 865 return 0; 866 867 switch (adev->asic_type) { 868 case CHIP_VEGA10: 869 nbio_v6_1_update_medium_grain_clock_gating(adev, 870 state == AMD_CG_STATE_GATE ? true : false); 871 nbio_v6_1_update_medium_grain_light_sleep(adev, 872 state == AMD_CG_STATE_GATE ? true : false); 873 soc15_update_hdp_light_sleep(adev, 874 state == AMD_CG_STATE_GATE ? true : false); 875 soc15_update_drm_clock_gating(adev, 876 state == AMD_CG_STATE_GATE ? true : false); 877 soc15_update_drm_light_sleep(adev, 878 state == AMD_CG_STATE_GATE ? true : false); 879 soc15_update_rom_medium_grain_clock_gating(adev, 880 state == AMD_CG_STATE_GATE ? true : false); 881 soc15_update_df_medium_grain_clock_gating(adev, 882 state == AMD_CG_STATE_GATE ? true : false); 883 break; 884 case CHIP_RAVEN: 885 nbio_v7_0_update_medium_grain_clock_gating(adev, 886 state == AMD_CG_STATE_GATE ? true : false); 887 nbio_v6_1_update_medium_grain_light_sleep(adev, 888 state == AMD_CG_STATE_GATE ? true : false); 889 soc15_update_hdp_light_sleep(adev, 890 state == AMD_CG_STATE_GATE ? true : false); 891 soc15_update_drm_clock_gating(adev, 892 state == AMD_CG_STATE_GATE ? true : false); 893 soc15_update_drm_light_sleep(adev, 894 state == AMD_CG_STATE_GATE ? true : false); 895 soc15_update_rom_medium_grain_clock_gating(adev, 896 state == AMD_CG_STATE_GATE ? true : false); 897 break; 898 default: 899 break; 900 } 901 return 0; 902 } 903 904 static void soc15_common_get_clockgating_state(void *handle, u32 *flags) 905 { 906 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 907 int data; 908 909 if (amdgpu_sriov_vf(adev)) 910 *flags = 0; 911 912 nbio_v6_1_get_clockgating_state(adev, flags); 913 914 /* AMD_CG_SUPPORT_HDP_LS */ 915 data = RREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS)); 916 if (data & HDP_MEM_POWER_LS__LS_ENABLE_MASK) 917 *flags |= AMD_CG_SUPPORT_HDP_LS; 918 919 /* AMD_CG_SUPPORT_DRM_MGCG */ 920 data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0)); 921 if (!(data & 0x01000000)) 922 *flags |= AMD_CG_SUPPORT_DRM_MGCG; 923 924 /* AMD_CG_SUPPORT_DRM_LS */ 925 data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL)); 926 if (data & 0x1) 927 *flags |= AMD_CG_SUPPORT_DRM_LS; 928 929 /* AMD_CG_SUPPORT_ROM_MGCG */ 930 data = RREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0)); 931 if (!(data & CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK)) 932 *flags |= AMD_CG_SUPPORT_ROM_MGCG; 933 934 /* AMD_CG_SUPPORT_DF_MGCG */ 935 data = RREG32(SOC15_REG_OFFSET(DF, 0, mmDF_PIE_AON0_DfGlobalClkGater)); 936 if (data & DF_MGCG_ENABLE_15_CYCLE_DELAY) 937 *flags |= AMD_CG_SUPPORT_DF_MGCG; 938 } 939 940 static int soc15_common_set_powergating_state(void *handle, 941 enum amd_powergating_state state) 942 { 943 /* todo */ 944 return 0; 945 } 946 947 const struct amd_ip_funcs soc15_common_ip_funcs = { 948 .name = "soc15_common", 949 .early_init = soc15_common_early_init, 950 .late_init = soc15_common_late_init, 951 .sw_init = soc15_common_sw_init, 952 .sw_fini = soc15_common_sw_fini, 953 .hw_init = soc15_common_hw_init, 954 .hw_fini = soc15_common_hw_fini, 955 .suspend = soc15_common_suspend, 956 .resume = soc15_common_resume, 957 .is_idle = soc15_common_is_idle, 958 .wait_for_idle = soc15_common_wait_for_idle, 959 .soft_reset = soc15_common_soft_reset, 960 .set_clockgating_state = soc15_common_set_clockgating_state, 961 .set_powergating_state = soc15_common_set_powergating_state, 962 .get_clockgating_state= soc15_common_get_clockgating_state, 963 }; 964