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 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 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 if (adev->asic_type == CHIP_VEGA10) 283 return adev->clock.spll.reference_freq/4; 284 else 285 return adev->clock.spll.reference_freq; 286 } 287 288 289 void soc15_grbm_select(struct amdgpu_device *adev, 290 u32 me, u32 pipe, u32 queue, u32 vmid) 291 { 292 u32 grbm_gfx_cntl = 0; 293 grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, PIPEID, pipe); 294 grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, MEID, me); 295 grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, VMID, vmid); 296 grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, QUEUEID, queue); 297 298 WREG32(SOC15_REG_OFFSET(GC, 0, mmGRBM_GFX_CNTL), grbm_gfx_cntl); 299 } 300 301 static void soc15_vga_set_state(struct amdgpu_device *adev, bool state) 302 { 303 /* todo */ 304 } 305 306 static bool soc15_read_disabled_bios(struct amdgpu_device *adev) 307 { 308 /* todo */ 309 return false; 310 } 311 312 static bool soc15_read_bios_from_rom(struct amdgpu_device *adev, 313 u8 *bios, u32 length_bytes) 314 { 315 u32 *dw_ptr; 316 u32 i, length_dw; 317 318 if (bios == NULL) 319 return false; 320 if (length_bytes == 0) 321 return false; 322 /* APU vbios image is part of sbios image */ 323 if (adev->flags & AMD_IS_APU) 324 return false; 325 326 dw_ptr = (u32 *)bios; 327 length_dw = ALIGN(length_bytes, 4) / 4; 328 329 /* set rom index to 0 */ 330 WREG32(SOC15_REG_OFFSET(SMUIO, 0, mmROM_INDEX), 0); 331 /* read out the rom data */ 332 for (i = 0; i < length_dw; i++) 333 dw_ptr[i] = RREG32(SOC15_REG_OFFSET(SMUIO, 0, mmROM_DATA)); 334 335 return true; 336 } 337 338 static struct amdgpu_allowed_register_entry soc15_allowed_read_registers[] = { 339 { SOC15_REG_OFFSET(GC, 0, mmGRBM_STATUS)}, 340 { SOC15_REG_OFFSET(GC, 0, mmGRBM_STATUS2)}, 341 { SOC15_REG_OFFSET(GC, 0, mmGRBM_STATUS_SE0)}, 342 { SOC15_REG_OFFSET(GC, 0, mmGRBM_STATUS_SE1)}, 343 { SOC15_REG_OFFSET(GC, 0, mmGRBM_STATUS_SE2)}, 344 { SOC15_REG_OFFSET(GC, 0, mmGRBM_STATUS_SE3)}, 345 { SOC15_REG_OFFSET(SDMA0, 0, mmSDMA0_STATUS_REG)}, 346 { SOC15_REG_OFFSET(SDMA1, 0, mmSDMA1_STATUS_REG)}, 347 { SOC15_REG_OFFSET(GC, 0, mmCP_STAT)}, 348 { SOC15_REG_OFFSET(GC, 0, mmCP_STALLED_STAT1)}, 349 { SOC15_REG_OFFSET(GC, 0, mmCP_STALLED_STAT2)}, 350 { SOC15_REG_OFFSET(GC, 0, mmCP_STALLED_STAT3)}, 351 { SOC15_REG_OFFSET(GC, 0, mmCP_CPF_BUSY_STAT)}, 352 { SOC15_REG_OFFSET(GC, 0, mmCP_CPF_STALLED_STAT1)}, 353 { SOC15_REG_OFFSET(GC, 0, mmCP_CPF_STATUS)}, 354 { SOC15_REG_OFFSET(GC, 0, mmCP_CPC_STALLED_STAT1)}, 355 { SOC15_REG_OFFSET(GC, 0, mmCP_CPC_STATUS)}, 356 { SOC15_REG_OFFSET(GC, 0, mmGB_ADDR_CONFIG)}, 357 }; 358 359 static uint32_t soc15_read_indexed_register(struct amdgpu_device *adev, u32 se_num, 360 u32 sh_num, u32 reg_offset) 361 { 362 uint32_t val; 363 364 mutex_lock(&adev->grbm_idx_mutex); 365 if (se_num != 0xffffffff || sh_num != 0xffffffff) 366 amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff); 367 368 val = RREG32(reg_offset); 369 370 if (se_num != 0xffffffff || sh_num != 0xffffffff) 371 amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff); 372 mutex_unlock(&adev->grbm_idx_mutex); 373 return val; 374 } 375 376 static uint32_t soc15_get_register_value(struct amdgpu_device *adev, 377 bool indexed, u32 se_num, 378 u32 sh_num, u32 reg_offset) 379 { 380 if (indexed) { 381 return soc15_read_indexed_register(adev, se_num, sh_num, reg_offset); 382 } else { 383 switch (reg_offset) { 384 case SOC15_REG_OFFSET(GC, 0, mmGB_ADDR_CONFIG): 385 return adev->gfx.config.gb_addr_config; 386 default: 387 return RREG32(reg_offset); 388 } 389 } 390 } 391 392 static int soc15_read_register(struct amdgpu_device *adev, u32 se_num, 393 u32 sh_num, u32 reg_offset, u32 *value) 394 { 395 uint32_t i; 396 397 *value = 0; 398 for (i = 0; i < ARRAY_SIZE(soc15_allowed_read_registers); i++) { 399 if (reg_offset != soc15_allowed_read_registers[i].reg_offset) 400 continue; 401 402 *value = soc15_get_register_value(adev, 403 soc15_allowed_read_registers[i].grbm_indexed, 404 se_num, sh_num, reg_offset); 405 return 0; 406 } 407 return -EINVAL; 408 } 409 410 static void soc15_gpu_pci_config_reset(struct amdgpu_device *adev) 411 { 412 u32 i; 413 414 dev_info(adev->dev, "GPU pci config reset\n"); 415 416 /* disable BM */ 417 pci_clear_master(adev->pdev); 418 /* reset */ 419 amdgpu_pci_config_reset(adev); 420 421 udelay(100); 422 423 /* wait for asic to come out of reset */ 424 for (i = 0; i < adev->usec_timeout; i++) { 425 u32 memsize = (adev->flags & AMD_IS_APU) ? 426 nbio_v7_0_get_memsize(adev) : 427 nbio_v6_1_get_memsize(adev); 428 if (memsize != 0xffffffff) 429 break; 430 udelay(1); 431 } 432 433 } 434 435 static int soc15_asic_reset(struct amdgpu_device *adev) 436 { 437 amdgpu_atombios_scratch_regs_engine_hung(adev, true); 438 439 soc15_gpu_pci_config_reset(adev); 440 441 amdgpu_atombios_scratch_regs_engine_hung(adev, false); 442 443 return 0; 444 } 445 446 /*static int soc15_set_uvd_clock(struct amdgpu_device *adev, u32 clock, 447 u32 cntl_reg, u32 status_reg) 448 { 449 return 0; 450 }*/ 451 452 static int soc15_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk) 453 { 454 /*int r; 455 456 r = soc15_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS); 457 if (r) 458 return r; 459 460 r = soc15_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS); 461 */ 462 return 0; 463 } 464 465 static int soc15_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk) 466 { 467 /* todo */ 468 469 return 0; 470 } 471 472 static void soc15_pcie_gen3_enable(struct amdgpu_device *adev) 473 { 474 if (pci_is_root_bus(adev->pdev->bus)) 475 return; 476 477 if (amdgpu_pcie_gen2 == 0) 478 return; 479 480 if (adev->flags & AMD_IS_APU) 481 return; 482 483 if (!(adev->pm.pcie_gen_mask & (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 | 484 CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3))) 485 return; 486 487 /* todo */ 488 } 489 490 static void soc15_program_aspm(struct amdgpu_device *adev) 491 { 492 493 if (amdgpu_aspm == 0) 494 return; 495 496 /* todo */ 497 } 498 499 static void soc15_enable_doorbell_aperture(struct amdgpu_device *adev, 500 bool enable) 501 { 502 if (adev->flags & AMD_IS_APU) { 503 nbio_v7_0_enable_doorbell_aperture(adev, enable); 504 } else { 505 nbio_v6_1_enable_doorbell_aperture(adev, enable); 506 nbio_v6_1_enable_doorbell_selfring_aperture(adev, enable); 507 } 508 } 509 510 static const struct amdgpu_ip_block_version vega10_common_ip_block = 511 { 512 .type = AMD_IP_BLOCK_TYPE_COMMON, 513 .major = 2, 514 .minor = 0, 515 .rev = 0, 516 .funcs = &soc15_common_ip_funcs, 517 }; 518 519 int soc15_set_ip_blocks(struct amdgpu_device *adev) 520 { 521 nbio_v6_1_detect_hw_virt(adev); 522 523 if (amdgpu_sriov_vf(adev)) 524 adev->virt.ops = &xgpu_ai_virt_ops; 525 526 switch (adev->asic_type) { 527 case CHIP_VEGA10: 528 amdgpu_ip_block_add(adev, &vega10_common_ip_block); 529 amdgpu_ip_block_add(adev, &gmc_v9_0_ip_block); 530 amdgpu_ip_block_add(adev, &vega10_ih_ip_block); 531 if (amdgpu_fw_load_type == 2 || amdgpu_fw_load_type == -1) 532 amdgpu_ip_block_add(adev, &psp_v3_1_ip_block); 533 if (!amdgpu_sriov_vf(adev)) 534 amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block); 535 if (adev->enable_virtual_display || amdgpu_sriov_vf(adev)) 536 amdgpu_ip_block_add(adev, &dce_virtual_ip_block); 537 amdgpu_ip_block_add(adev, &gfx_v9_0_ip_block); 538 amdgpu_ip_block_add(adev, &sdma_v4_0_ip_block); 539 amdgpu_ip_block_add(adev, &uvd_v7_0_ip_block); 540 amdgpu_ip_block_add(adev, &vce_v4_0_ip_block); 541 break; 542 case CHIP_RAVEN: 543 amdgpu_ip_block_add(adev, &vega10_common_ip_block); 544 amdgpu_ip_block_add(adev, &gmc_v9_0_ip_block); 545 amdgpu_ip_block_add(adev, &vega10_ih_ip_block); 546 amdgpu_ip_block_add(adev, &psp_v10_0_ip_block); 547 amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block); 548 if (adev->enable_virtual_display || amdgpu_sriov_vf(adev)) 549 amdgpu_ip_block_add(adev, &dce_virtual_ip_block); 550 amdgpu_ip_block_add(adev, &gfx_v9_0_ip_block); 551 amdgpu_ip_block_add(adev, &sdma_v4_0_ip_block); 552 amdgpu_ip_block_add(adev, &vcn_v1_0_ip_block); 553 break; 554 default: 555 return -EINVAL; 556 } 557 558 return 0; 559 } 560 561 static uint32_t soc15_get_rev_id(struct amdgpu_device *adev) 562 { 563 if (adev->flags & AMD_IS_APU) 564 return nbio_v7_0_get_rev_id(adev); 565 else 566 return nbio_v6_1_get_rev_id(adev); 567 } 568 569 static const struct amdgpu_asic_funcs soc15_asic_funcs = 570 { 571 .read_disabled_bios = &soc15_read_disabled_bios, 572 .read_bios_from_rom = &soc15_read_bios_from_rom, 573 .read_register = &soc15_read_register, 574 .reset = &soc15_asic_reset, 575 .set_vga_state = &soc15_vga_set_state, 576 .get_xclk = &soc15_get_xclk, 577 .set_uvd_clocks = &soc15_set_uvd_clocks, 578 .set_vce_clocks = &soc15_set_vce_clocks, 579 .get_config_memsize = &soc15_get_config_memsize, 580 }; 581 582 static int soc15_common_early_init(void *handle) 583 { 584 bool psp_enabled = false; 585 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 586 587 adev->smc_rreg = NULL; 588 adev->smc_wreg = NULL; 589 adev->pcie_rreg = &soc15_pcie_rreg; 590 adev->pcie_wreg = &soc15_pcie_wreg; 591 adev->uvd_ctx_rreg = &soc15_uvd_ctx_rreg; 592 adev->uvd_ctx_wreg = &soc15_uvd_ctx_wreg; 593 adev->didt_rreg = &soc15_didt_rreg; 594 adev->didt_wreg = &soc15_didt_wreg; 595 adev->gc_cac_rreg = &soc15_gc_cac_rreg; 596 adev->gc_cac_wreg = &soc15_gc_cac_wreg; 597 adev->se_cac_rreg = &soc15_se_cac_rreg; 598 adev->se_cac_wreg = &soc15_se_cac_wreg; 599 600 adev->asic_funcs = &soc15_asic_funcs; 601 602 if (amdgpu_get_ip_block(adev, AMD_IP_BLOCK_TYPE_PSP) && 603 (amdgpu_ip_block_mask & (1 << AMD_IP_BLOCK_TYPE_PSP))) 604 psp_enabled = true; 605 606 /* 607 * nbio need be used for both sdma and gfx9, but only 608 * initializes once 609 */ 610 switch(adev->asic_type) { 611 case CHIP_VEGA10: 612 nbio_v6_1_init(adev); 613 break; 614 case CHIP_RAVEN: 615 nbio_v7_0_init(adev); 616 break; 617 default: 618 return -EINVAL; 619 } 620 621 adev->rev_id = soc15_get_rev_id(adev); 622 adev->external_rev_id = 0xFF; 623 switch (adev->asic_type) { 624 case CHIP_VEGA10: 625 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG | 626 AMD_CG_SUPPORT_GFX_MGLS | 627 AMD_CG_SUPPORT_GFX_RLC_LS | 628 AMD_CG_SUPPORT_GFX_CP_LS | 629 AMD_CG_SUPPORT_GFX_3D_CGCG | 630 AMD_CG_SUPPORT_GFX_3D_CGLS | 631 AMD_CG_SUPPORT_GFX_CGCG | 632 AMD_CG_SUPPORT_GFX_CGLS | 633 AMD_CG_SUPPORT_BIF_MGCG | 634 AMD_CG_SUPPORT_BIF_LS | 635 AMD_CG_SUPPORT_HDP_LS | 636 AMD_CG_SUPPORT_DRM_MGCG | 637 AMD_CG_SUPPORT_DRM_LS | 638 AMD_CG_SUPPORT_ROM_MGCG | 639 AMD_CG_SUPPORT_DF_MGCG | 640 AMD_CG_SUPPORT_SDMA_MGCG | 641 AMD_CG_SUPPORT_SDMA_LS | 642 AMD_CG_SUPPORT_MC_MGCG | 643 AMD_CG_SUPPORT_MC_LS; 644 adev->pg_flags = 0; 645 adev->external_rev_id = 0x1; 646 break; 647 case CHIP_RAVEN: 648 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG | 649 AMD_CG_SUPPORT_GFX_MGLS | 650 AMD_CG_SUPPORT_GFX_RLC_LS | 651 AMD_CG_SUPPORT_GFX_CP_LS | 652 AMD_CG_SUPPORT_GFX_3D_CGCG | 653 AMD_CG_SUPPORT_GFX_3D_CGLS | 654 AMD_CG_SUPPORT_GFX_CGCG | 655 AMD_CG_SUPPORT_GFX_CGLS | 656 AMD_CG_SUPPORT_BIF_MGCG | 657 AMD_CG_SUPPORT_BIF_LS | 658 AMD_CG_SUPPORT_HDP_MGCG | 659 AMD_CG_SUPPORT_HDP_LS | 660 AMD_CG_SUPPORT_DRM_MGCG | 661 AMD_CG_SUPPORT_DRM_LS | 662 AMD_CG_SUPPORT_ROM_MGCG | 663 AMD_CG_SUPPORT_MC_MGCG | 664 AMD_CG_SUPPORT_MC_LS | 665 AMD_CG_SUPPORT_SDMA_MGCG | 666 AMD_CG_SUPPORT_SDMA_LS; 667 adev->pg_flags = AMD_PG_SUPPORT_SDMA | 668 AMD_PG_SUPPORT_MMHUB; 669 adev->external_rev_id = 0x1; 670 break; 671 default: 672 /* FIXME: not supported yet */ 673 return -EINVAL; 674 } 675 676 if (amdgpu_sriov_vf(adev)) { 677 amdgpu_virt_init_setting(adev); 678 xgpu_ai_mailbox_set_irq_funcs(adev); 679 } 680 681 adev->firmware.load_type = amdgpu_ucode_get_load_type(adev, amdgpu_fw_load_type); 682 683 amdgpu_get_pcie_info(adev); 684 685 return 0; 686 } 687 688 static int soc15_common_late_init(void *handle) 689 { 690 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 691 692 if (amdgpu_sriov_vf(adev)) 693 xgpu_ai_mailbox_get_irq(adev); 694 695 return 0; 696 } 697 698 static int soc15_common_sw_init(void *handle) 699 { 700 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 701 702 if (amdgpu_sriov_vf(adev)) 703 xgpu_ai_mailbox_add_irq_id(adev); 704 705 return 0; 706 } 707 708 static int soc15_common_sw_fini(void *handle) 709 { 710 return 0; 711 } 712 713 static int soc15_common_hw_init(void *handle) 714 { 715 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 716 717 /* move the golden regs per IP block */ 718 soc15_init_golden_registers(adev); 719 /* enable pcie gen2/3 link */ 720 soc15_pcie_gen3_enable(adev); 721 /* enable aspm */ 722 soc15_program_aspm(adev); 723 /* setup nbio registers */ 724 if (!(adev->flags & AMD_IS_APU)) 725 nbio_v6_1_init_registers(adev); 726 /* enable the doorbell aperture */ 727 soc15_enable_doorbell_aperture(adev, true); 728 729 return 0; 730 } 731 732 static int soc15_common_hw_fini(void *handle) 733 { 734 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 735 736 /* disable the doorbell aperture */ 737 soc15_enable_doorbell_aperture(adev, false); 738 if (amdgpu_sriov_vf(adev)) 739 xgpu_ai_mailbox_put_irq(adev); 740 741 return 0; 742 } 743 744 static int soc15_common_suspend(void *handle) 745 { 746 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 747 748 return soc15_common_hw_fini(adev); 749 } 750 751 static int soc15_common_resume(void *handle) 752 { 753 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 754 755 return soc15_common_hw_init(adev); 756 } 757 758 static bool soc15_common_is_idle(void *handle) 759 { 760 return true; 761 } 762 763 static int soc15_common_wait_for_idle(void *handle) 764 { 765 return 0; 766 } 767 768 static int soc15_common_soft_reset(void *handle) 769 { 770 return 0; 771 } 772 773 static void soc15_update_hdp_light_sleep(struct amdgpu_device *adev, bool enable) 774 { 775 uint32_t def, data; 776 777 def = data = RREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS)); 778 779 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS)) 780 data |= HDP_MEM_POWER_LS__LS_ENABLE_MASK; 781 else 782 data &= ~HDP_MEM_POWER_LS__LS_ENABLE_MASK; 783 784 if (def != data) 785 WREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS), data); 786 } 787 788 static void soc15_update_drm_clock_gating(struct amdgpu_device *adev, bool enable) 789 { 790 uint32_t def, data; 791 792 def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0)); 793 794 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_MGCG)) 795 data &= ~(0x01000000 | 796 0x02000000 | 797 0x04000000 | 798 0x08000000 | 799 0x10000000 | 800 0x20000000 | 801 0x40000000 | 802 0x80000000); 803 else 804 data |= (0x01000000 | 805 0x02000000 | 806 0x04000000 | 807 0x08000000 | 808 0x10000000 | 809 0x20000000 | 810 0x40000000 | 811 0x80000000); 812 813 if (def != data) 814 WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0), data); 815 } 816 817 static void soc15_update_drm_light_sleep(struct amdgpu_device *adev, bool enable) 818 { 819 uint32_t def, data; 820 821 def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL)); 822 823 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS)) 824 data |= 1; 825 else 826 data &= ~1; 827 828 if (def != data) 829 WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL), data); 830 } 831 832 static void soc15_update_rom_medium_grain_clock_gating(struct amdgpu_device *adev, 833 bool enable) 834 { 835 uint32_t def, data; 836 837 def = data = RREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0)); 838 839 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG)) 840 data &= ~(CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK | 841 CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK); 842 else 843 data |= CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK | 844 CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK; 845 846 if (def != data) 847 WREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0), data); 848 } 849 850 static void soc15_update_df_medium_grain_clock_gating(struct amdgpu_device *adev, 851 bool enable) 852 { 853 uint32_t data; 854 855 /* Put DF on broadcast mode */ 856 data = RREG32(SOC15_REG_OFFSET(DF, 0, mmFabricConfigAccessControl)); 857 data &= ~FabricConfigAccessControl__CfgRegInstAccEn_MASK; 858 WREG32(SOC15_REG_OFFSET(DF, 0, mmFabricConfigAccessControl), data); 859 860 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DF_MGCG)) { 861 data = RREG32(SOC15_REG_OFFSET(DF, 0, mmDF_PIE_AON0_DfGlobalClkGater)); 862 data &= ~DF_PIE_AON0_DfGlobalClkGater__MGCGMode_MASK; 863 data |= DF_MGCG_ENABLE_15_CYCLE_DELAY; 864 WREG32(SOC15_REG_OFFSET(DF, 0, mmDF_PIE_AON0_DfGlobalClkGater), data); 865 } else { 866 data = RREG32(SOC15_REG_OFFSET(DF, 0, mmDF_PIE_AON0_DfGlobalClkGater)); 867 data &= ~DF_PIE_AON0_DfGlobalClkGater__MGCGMode_MASK; 868 data |= DF_MGCG_DISABLE; 869 WREG32(SOC15_REG_OFFSET(DF, 0, mmDF_PIE_AON0_DfGlobalClkGater), data); 870 } 871 872 WREG32(SOC15_REG_OFFSET(DF, 0, mmFabricConfigAccessControl), 873 mmFabricConfigAccessControl_DEFAULT); 874 } 875 876 static int soc15_common_set_clockgating_state(void *handle, 877 enum amd_clockgating_state state) 878 { 879 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 880 881 if (amdgpu_sriov_vf(adev)) 882 return 0; 883 884 switch (adev->asic_type) { 885 case CHIP_VEGA10: 886 nbio_v6_1_update_medium_grain_clock_gating(adev, 887 state == AMD_CG_STATE_GATE ? true : false); 888 nbio_v6_1_update_medium_grain_light_sleep(adev, 889 state == AMD_CG_STATE_GATE ? true : false); 890 soc15_update_hdp_light_sleep(adev, 891 state == AMD_CG_STATE_GATE ? true : false); 892 soc15_update_drm_clock_gating(adev, 893 state == AMD_CG_STATE_GATE ? true : false); 894 soc15_update_drm_light_sleep(adev, 895 state == AMD_CG_STATE_GATE ? true : false); 896 soc15_update_rom_medium_grain_clock_gating(adev, 897 state == AMD_CG_STATE_GATE ? true : false); 898 soc15_update_df_medium_grain_clock_gating(adev, 899 state == AMD_CG_STATE_GATE ? true : false); 900 break; 901 case CHIP_RAVEN: 902 nbio_v7_0_update_medium_grain_clock_gating(adev, 903 state == AMD_CG_STATE_GATE ? true : false); 904 nbio_v6_1_update_medium_grain_light_sleep(adev, 905 state == AMD_CG_STATE_GATE ? true : false); 906 soc15_update_hdp_light_sleep(adev, 907 state == AMD_CG_STATE_GATE ? true : false); 908 soc15_update_drm_clock_gating(adev, 909 state == AMD_CG_STATE_GATE ? true : false); 910 soc15_update_drm_light_sleep(adev, 911 state == AMD_CG_STATE_GATE ? true : false); 912 soc15_update_rom_medium_grain_clock_gating(adev, 913 state == AMD_CG_STATE_GATE ? true : false); 914 break; 915 default: 916 break; 917 } 918 return 0; 919 } 920 921 static void soc15_common_get_clockgating_state(void *handle, u32 *flags) 922 { 923 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 924 int data; 925 926 if (amdgpu_sriov_vf(adev)) 927 *flags = 0; 928 929 nbio_v6_1_get_clockgating_state(adev, flags); 930 931 /* AMD_CG_SUPPORT_HDP_LS */ 932 data = RREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS)); 933 if (data & HDP_MEM_POWER_LS__LS_ENABLE_MASK) 934 *flags |= AMD_CG_SUPPORT_HDP_LS; 935 936 /* AMD_CG_SUPPORT_DRM_MGCG */ 937 data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0)); 938 if (!(data & 0x01000000)) 939 *flags |= AMD_CG_SUPPORT_DRM_MGCG; 940 941 /* AMD_CG_SUPPORT_DRM_LS */ 942 data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL)); 943 if (data & 0x1) 944 *flags |= AMD_CG_SUPPORT_DRM_LS; 945 946 /* AMD_CG_SUPPORT_ROM_MGCG */ 947 data = RREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0)); 948 if (!(data & CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK)) 949 *flags |= AMD_CG_SUPPORT_ROM_MGCG; 950 951 /* AMD_CG_SUPPORT_DF_MGCG */ 952 data = RREG32(SOC15_REG_OFFSET(DF, 0, mmDF_PIE_AON0_DfGlobalClkGater)); 953 if (data & DF_MGCG_ENABLE_15_CYCLE_DELAY) 954 *flags |= AMD_CG_SUPPORT_DF_MGCG; 955 } 956 957 static int soc15_common_set_powergating_state(void *handle, 958 enum amd_powergating_state state) 959 { 960 /* todo */ 961 return 0; 962 } 963 964 const struct amd_ip_funcs soc15_common_ip_funcs = { 965 .name = "soc15_common", 966 .early_init = soc15_common_early_init, 967 .late_init = soc15_common_late_init, 968 .sw_init = soc15_common_sw_init, 969 .sw_fini = soc15_common_sw_fini, 970 .hw_init = soc15_common_hw_init, 971 .hw_fini = soc15_common_hw_fini, 972 .suspend = soc15_common_suspend, 973 .resume = soc15_common_resume, 974 .is_idle = soc15_common_is_idle, 975 .wait_for_idle = soc15_common_wait_for_idle, 976 .soft_reset = soc15_common_soft_reset, 977 .set_clockgating_state = soc15_common_set_clockgating_state, 978 .set_powergating_state = soc15_common_set_powergating_state, 979 .get_clockgating_state= soc15_common_get_clockgating_state, 980 }; 981