1 /* 2 * Copyright 2014 Advanced Micro Devices, Inc. 3 * 4 * Permission is hereby granted, free of charge, to any person obtaining a 5 * copy of this software and associated documentation files (the "Software"), 6 * to deal in the Software without restriction, including without limitation 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 8 * and/or sell copies of the Software, and to permit persons to whom the 9 * Software is furnished to do so, subject to the following conditions: 10 * 11 * The above copyright notice and this permission notice shall be included in 12 * all copies or substantial portions of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR 18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 20 * OTHER DEALINGS IN THE SOFTWARE. 21 * 22 */ 23 24 #include <linux/pci.h> 25 #include <linux/slab.h> 26 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 "atom.h" 34 #include "amd_pcie.h" 35 36 #include "gmc/gmc_8_1_d.h" 37 #include "gmc/gmc_8_1_sh_mask.h" 38 39 #include "oss/oss_3_0_d.h" 40 #include "oss/oss_3_0_sh_mask.h" 41 42 #include "bif/bif_5_0_d.h" 43 #include "bif/bif_5_0_sh_mask.h" 44 45 #include "gca/gfx_8_0_d.h" 46 #include "gca/gfx_8_0_sh_mask.h" 47 48 #include "smu/smu_7_1_1_d.h" 49 #include "smu/smu_7_1_1_sh_mask.h" 50 51 #include "uvd/uvd_5_0_d.h" 52 #include "uvd/uvd_5_0_sh_mask.h" 53 54 #include "vce/vce_3_0_d.h" 55 #include "vce/vce_3_0_sh_mask.h" 56 57 #include "dce/dce_10_0_d.h" 58 #include "dce/dce_10_0_sh_mask.h" 59 60 #include "vid.h" 61 #include "vi.h" 62 #include "gmc_v8_0.h" 63 #include "gmc_v7_0.h" 64 #include "gfx_v8_0.h" 65 #include "sdma_v2_4.h" 66 #include "sdma_v3_0.h" 67 #include "dce_v10_0.h" 68 #include "dce_v11_0.h" 69 #include "iceland_ih.h" 70 #include "tonga_ih.h" 71 #include "cz_ih.h" 72 #include "uvd_v5_0.h" 73 #include "uvd_v6_0.h" 74 #include "vce_v3_0.h" 75 #if defined(CONFIG_DRM_AMD_ACP) 76 #include "amdgpu_acp.h" 77 #endif 78 #include "dce_virtual.h" 79 #include "mxgpu_vi.h" 80 #include "amdgpu_dm.h" 81 82 /* 83 * Indirect registers accessor 84 */ 85 static u32 vi_pcie_rreg(struct amdgpu_device *adev, u32 reg) 86 { 87 unsigned long flags; 88 u32 r; 89 90 spin_lock_irqsave(&adev->pcie_idx_lock, flags); 91 WREG32_NO_KIQ(mmPCIE_INDEX, reg); 92 (void)RREG32_NO_KIQ(mmPCIE_INDEX); 93 r = RREG32_NO_KIQ(mmPCIE_DATA); 94 spin_unlock_irqrestore(&adev->pcie_idx_lock, flags); 95 return r; 96 } 97 98 static void vi_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v) 99 { 100 unsigned long flags; 101 102 spin_lock_irqsave(&adev->pcie_idx_lock, flags); 103 WREG32_NO_KIQ(mmPCIE_INDEX, reg); 104 (void)RREG32_NO_KIQ(mmPCIE_INDEX); 105 WREG32_NO_KIQ(mmPCIE_DATA, v); 106 (void)RREG32_NO_KIQ(mmPCIE_DATA); 107 spin_unlock_irqrestore(&adev->pcie_idx_lock, flags); 108 } 109 110 static u32 vi_smc_rreg(struct amdgpu_device *adev, u32 reg) 111 { 112 unsigned long flags; 113 u32 r; 114 115 spin_lock_irqsave(&adev->smc_idx_lock, flags); 116 WREG32_NO_KIQ(mmSMC_IND_INDEX_11, (reg)); 117 r = RREG32_NO_KIQ(mmSMC_IND_DATA_11); 118 spin_unlock_irqrestore(&adev->smc_idx_lock, flags); 119 return r; 120 } 121 122 static void vi_smc_wreg(struct amdgpu_device *adev, u32 reg, u32 v) 123 { 124 unsigned long flags; 125 126 spin_lock_irqsave(&adev->smc_idx_lock, flags); 127 WREG32_NO_KIQ(mmSMC_IND_INDEX_11, (reg)); 128 WREG32_NO_KIQ(mmSMC_IND_DATA_11, (v)); 129 spin_unlock_irqrestore(&adev->smc_idx_lock, flags); 130 } 131 132 /* smu_8_0_d.h */ 133 #define mmMP0PUB_IND_INDEX 0x180 134 #define mmMP0PUB_IND_DATA 0x181 135 136 static u32 cz_smc_rreg(struct amdgpu_device *adev, u32 reg) 137 { 138 unsigned long flags; 139 u32 r; 140 141 spin_lock_irqsave(&adev->smc_idx_lock, flags); 142 WREG32(mmMP0PUB_IND_INDEX, (reg)); 143 r = RREG32(mmMP0PUB_IND_DATA); 144 spin_unlock_irqrestore(&adev->smc_idx_lock, flags); 145 return r; 146 } 147 148 static void cz_smc_wreg(struct amdgpu_device *adev, u32 reg, u32 v) 149 { 150 unsigned long flags; 151 152 spin_lock_irqsave(&adev->smc_idx_lock, flags); 153 WREG32(mmMP0PUB_IND_INDEX, (reg)); 154 WREG32(mmMP0PUB_IND_DATA, (v)); 155 spin_unlock_irqrestore(&adev->smc_idx_lock, flags); 156 } 157 158 static u32 vi_uvd_ctx_rreg(struct amdgpu_device *adev, u32 reg) 159 { 160 unsigned long flags; 161 u32 r; 162 163 spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags); 164 WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff)); 165 r = RREG32(mmUVD_CTX_DATA); 166 spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags); 167 return r; 168 } 169 170 static void vi_uvd_ctx_wreg(struct amdgpu_device *adev, u32 reg, u32 v) 171 { 172 unsigned long flags; 173 174 spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags); 175 WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff)); 176 WREG32(mmUVD_CTX_DATA, (v)); 177 spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags); 178 } 179 180 static u32 vi_didt_rreg(struct amdgpu_device *adev, u32 reg) 181 { 182 unsigned long flags; 183 u32 r; 184 185 spin_lock_irqsave(&adev->didt_idx_lock, flags); 186 WREG32(mmDIDT_IND_INDEX, (reg)); 187 r = RREG32(mmDIDT_IND_DATA); 188 spin_unlock_irqrestore(&adev->didt_idx_lock, flags); 189 return r; 190 } 191 192 static void vi_didt_wreg(struct amdgpu_device *adev, u32 reg, u32 v) 193 { 194 unsigned long flags; 195 196 spin_lock_irqsave(&adev->didt_idx_lock, flags); 197 WREG32(mmDIDT_IND_INDEX, (reg)); 198 WREG32(mmDIDT_IND_DATA, (v)); 199 spin_unlock_irqrestore(&adev->didt_idx_lock, flags); 200 } 201 202 static u32 vi_gc_cac_rreg(struct amdgpu_device *adev, u32 reg) 203 { 204 unsigned long flags; 205 u32 r; 206 207 spin_lock_irqsave(&adev->gc_cac_idx_lock, flags); 208 WREG32(mmGC_CAC_IND_INDEX, (reg)); 209 r = RREG32(mmGC_CAC_IND_DATA); 210 spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags); 211 return r; 212 } 213 214 static void vi_gc_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v) 215 { 216 unsigned long flags; 217 218 spin_lock_irqsave(&adev->gc_cac_idx_lock, flags); 219 WREG32(mmGC_CAC_IND_INDEX, (reg)); 220 WREG32(mmGC_CAC_IND_DATA, (v)); 221 spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags); 222 } 223 224 225 static const u32 tonga_mgcg_cgcg_init[] = 226 { 227 mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100, 228 mmPCIE_INDEX, 0xffffffff, 0x0140001c, 229 mmPCIE_DATA, 0x000f0000, 0x00000000, 230 mmSMC_IND_INDEX_4, 0xffffffff, 0xC060000C, 231 mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100, 232 mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100, 233 mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104, 234 }; 235 236 static const u32 fiji_mgcg_cgcg_init[] = 237 { 238 mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100, 239 mmPCIE_INDEX, 0xffffffff, 0x0140001c, 240 mmPCIE_DATA, 0x000f0000, 0x00000000, 241 mmSMC_IND_INDEX_4, 0xffffffff, 0xC060000C, 242 mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100, 243 mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100, 244 mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104, 245 }; 246 247 static const u32 iceland_mgcg_cgcg_init[] = 248 { 249 mmPCIE_INDEX, 0xffffffff, ixPCIE_CNTL2, 250 mmPCIE_DATA, 0x000f0000, 0x00000000, 251 mmSMC_IND_INDEX_4, 0xffffffff, ixCGTT_ROM_CLK_CTRL0, 252 mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100, 253 mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104, 254 }; 255 256 static const u32 cz_mgcg_cgcg_init[] = 257 { 258 mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100, 259 mmPCIE_INDEX, 0xffffffff, 0x0140001c, 260 mmPCIE_DATA, 0x000f0000, 0x00000000, 261 mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100, 262 mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104, 263 }; 264 265 static const u32 stoney_mgcg_cgcg_init[] = 266 { 267 mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00000100, 268 mmHDP_XDP_CGTT_BLK_CTRL, 0xffffffff, 0x00000104, 269 mmHDP_HOST_PATH_CNTL, 0xffffffff, 0x0f000027, 270 }; 271 272 static void vi_init_golden_registers(struct amdgpu_device *adev) 273 { 274 /* Some of the registers might be dependent on GRBM_GFX_INDEX */ 275 mutex_lock(&adev->grbm_idx_mutex); 276 277 if (amdgpu_sriov_vf(adev)) { 278 xgpu_vi_init_golden_registers(adev); 279 mutex_unlock(&adev->grbm_idx_mutex); 280 return; 281 } 282 283 switch (adev->asic_type) { 284 case CHIP_TOPAZ: 285 amdgpu_device_program_register_sequence(adev, 286 iceland_mgcg_cgcg_init, 287 ARRAY_SIZE(iceland_mgcg_cgcg_init)); 288 break; 289 case CHIP_FIJI: 290 amdgpu_device_program_register_sequence(adev, 291 fiji_mgcg_cgcg_init, 292 ARRAY_SIZE(fiji_mgcg_cgcg_init)); 293 break; 294 case CHIP_TONGA: 295 amdgpu_device_program_register_sequence(adev, 296 tonga_mgcg_cgcg_init, 297 ARRAY_SIZE(tonga_mgcg_cgcg_init)); 298 break; 299 case CHIP_CARRIZO: 300 amdgpu_device_program_register_sequence(adev, 301 cz_mgcg_cgcg_init, 302 ARRAY_SIZE(cz_mgcg_cgcg_init)); 303 break; 304 case CHIP_STONEY: 305 amdgpu_device_program_register_sequence(adev, 306 stoney_mgcg_cgcg_init, 307 ARRAY_SIZE(stoney_mgcg_cgcg_init)); 308 break; 309 case CHIP_POLARIS10: 310 case CHIP_POLARIS11: 311 case CHIP_POLARIS12: 312 case CHIP_VEGAM: 313 default: 314 break; 315 } 316 mutex_unlock(&adev->grbm_idx_mutex); 317 } 318 319 /** 320 * vi_get_xclk - get the xclk 321 * 322 * @adev: amdgpu_device pointer 323 * 324 * Returns the reference clock used by the gfx engine 325 * (VI). 326 */ 327 static u32 vi_get_xclk(struct amdgpu_device *adev) 328 { 329 u32 reference_clock = adev->clock.spll.reference_freq; 330 u32 tmp; 331 332 if (adev->flags & AMD_IS_APU) 333 return reference_clock; 334 335 tmp = RREG32_SMC(ixCG_CLKPIN_CNTL_2); 336 if (REG_GET_FIELD(tmp, CG_CLKPIN_CNTL_2, MUX_TCLK_TO_XCLK)) 337 return 1000; 338 339 tmp = RREG32_SMC(ixCG_CLKPIN_CNTL); 340 if (REG_GET_FIELD(tmp, CG_CLKPIN_CNTL, XTALIN_DIVIDE)) 341 return reference_clock / 4; 342 343 return reference_clock; 344 } 345 346 /** 347 * vi_srbm_select - select specific register instances 348 * 349 * @adev: amdgpu_device pointer 350 * @me: selected ME (micro engine) 351 * @pipe: pipe 352 * @queue: queue 353 * @vmid: VMID 354 * 355 * Switches the currently active registers instances. Some 356 * registers are instanced per VMID, others are instanced per 357 * me/pipe/queue combination. 358 */ 359 void vi_srbm_select(struct amdgpu_device *adev, 360 u32 me, u32 pipe, u32 queue, u32 vmid) 361 { 362 u32 srbm_gfx_cntl = 0; 363 srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, PIPEID, pipe); 364 srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, MEID, me); 365 srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, VMID, vmid); 366 srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, QUEUEID, queue); 367 WREG32(mmSRBM_GFX_CNTL, srbm_gfx_cntl); 368 } 369 370 static void vi_vga_set_state(struct amdgpu_device *adev, bool state) 371 { 372 /* todo */ 373 } 374 375 static bool vi_read_disabled_bios(struct amdgpu_device *adev) 376 { 377 u32 bus_cntl; 378 u32 d1vga_control = 0; 379 u32 d2vga_control = 0; 380 u32 vga_render_control = 0; 381 u32 rom_cntl; 382 bool r; 383 384 bus_cntl = RREG32(mmBUS_CNTL); 385 if (adev->mode_info.num_crtc) { 386 d1vga_control = RREG32(mmD1VGA_CONTROL); 387 d2vga_control = RREG32(mmD2VGA_CONTROL); 388 vga_render_control = RREG32(mmVGA_RENDER_CONTROL); 389 } 390 rom_cntl = RREG32_SMC(ixROM_CNTL); 391 392 /* enable the rom */ 393 WREG32(mmBUS_CNTL, (bus_cntl & ~BUS_CNTL__BIOS_ROM_DIS_MASK)); 394 if (adev->mode_info.num_crtc) { 395 /* Disable VGA mode */ 396 WREG32(mmD1VGA_CONTROL, 397 (d1vga_control & ~(D1VGA_CONTROL__D1VGA_MODE_ENABLE_MASK | 398 D1VGA_CONTROL__D1VGA_TIMING_SELECT_MASK))); 399 WREG32(mmD2VGA_CONTROL, 400 (d2vga_control & ~(D2VGA_CONTROL__D2VGA_MODE_ENABLE_MASK | 401 D2VGA_CONTROL__D2VGA_TIMING_SELECT_MASK))); 402 WREG32(mmVGA_RENDER_CONTROL, 403 (vga_render_control & ~VGA_RENDER_CONTROL__VGA_VSTATUS_CNTL_MASK)); 404 } 405 WREG32_SMC(ixROM_CNTL, rom_cntl | ROM_CNTL__SCK_OVERWRITE_MASK); 406 407 r = amdgpu_read_bios(adev); 408 409 /* restore regs */ 410 WREG32(mmBUS_CNTL, bus_cntl); 411 if (adev->mode_info.num_crtc) { 412 WREG32(mmD1VGA_CONTROL, d1vga_control); 413 WREG32(mmD2VGA_CONTROL, d2vga_control); 414 WREG32(mmVGA_RENDER_CONTROL, vga_render_control); 415 } 416 WREG32_SMC(ixROM_CNTL, rom_cntl); 417 return r; 418 } 419 420 static bool vi_read_bios_from_rom(struct amdgpu_device *adev, 421 u8 *bios, u32 length_bytes) 422 { 423 u32 *dw_ptr; 424 unsigned long flags; 425 u32 i, length_dw; 426 427 if (bios == NULL) 428 return false; 429 if (length_bytes == 0) 430 return false; 431 /* APU vbios image is part of sbios image */ 432 if (adev->flags & AMD_IS_APU) 433 return false; 434 435 dw_ptr = (u32 *)bios; 436 length_dw = ALIGN(length_bytes, 4) / 4; 437 /* take the smc lock since we are using the smc index */ 438 spin_lock_irqsave(&adev->smc_idx_lock, flags); 439 /* set rom index to 0 */ 440 WREG32(mmSMC_IND_INDEX_11, ixROM_INDEX); 441 WREG32(mmSMC_IND_DATA_11, 0); 442 /* set index to data for continous read */ 443 WREG32(mmSMC_IND_INDEX_11, ixROM_DATA); 444 for (i = 0; i < length_dw; i++) 445 dw_ptr[i] = RREG32(mmSMC_IND_DATA_11); 446 spin_unlock_irqrestore(&adev->smc_idx_lock, flags); 447 448 return true; 449 } 450 451 static void vi_detect_hw_virtualization(struct amdgpu_device *adev) 452 { 453 uint32_t reg = 0; 454 455 if (adev->asic_type == CHIP_TONGA || 456 adev->asic_type == CHIP_FIJI) { 457 reg = RREG32(mmBIF_IOV_FUNC_IDENTIFIER); 458 /* bit0: 0 means pf and 1 means vf */ 459 if (REG_GET_FIELD(reg, BIF_IOV_FUNC_IDENTIFIER, FUNC_IDENTIFIER)) 460 adev->virt.caps |= AMDGPU_SRIOV_CAPS_IS_VF; 461 /* bit31: 0 means disable IOV and 1 means enable */ 462 if (REG_GET_FIELD(reg, BIF_IOV_FUNC_IDENTIFIER, IOV_ENABLE)) 463 adev->virt.caps |= AMDGPU_SRIOV_CAPS_ENABLE_IOV; 464 } 465 466 if (reg == 0) { 467 if (is_virtual_machine()) /* passthrough mode exclus sr-iov mode */ 468 adev->virt.caps |= AMDGPU_PASSTHROUGH_MODE; 469 } 470 } 471 472 static const struct amdgpu_allowed_register_entry vi_allowed_read_registers[] = { 473 {mmGRBM_STATUS}, 474 {mmGRBM_STATUS2}, 475 {mmGRBM_STATUS_SE0}, 476 {mmGRBM_STATUS_SE1}, 477 {mmGRBM_STATUS_SE2}, 478 {mmGRBM_STATUS_SE3}, 479 {mmSRBM_STATUS}, 480 {mmSRBM_STATUS2}, 481 {mmSRBM_STATUS3}, 482 {mmSDMA0_STATUS_REG + SDMA0_REGISTER_OFFSET}, 483 {mmSDMA0_STATUS_REG + SDMA1_REGISTER_OFFSET}, 484 {mmCP_STAT}, 485 {mmCP_STALLED_STAT1}, 486 {mmCP_STALLED_STAT2}, 487 {mmCP_STALLED_STAT3}, 488 {mmCP_CPF_BUSY_STAT}, 489 {mmCP_CPF_STALLED_STAT1}, 490 {mmCP_CPF_STATUS}, 491 {mmCP_CPC_BUSY_STAT}, 492 {mmCP_CPC_STALLED_STAT1}, 493 {mmCP_CPC_STATUS}, 494 {mmGB_ADDR_CONFIG}, 495 {mmMC_ARB_RAMCFG}, 496 {mmGB_TILE_MODE0}, 497 {mmGB_TILE_MODE1}, 498 {mmGB_TILE_MODE2}, 499 {mmGB_TILE_MODE3}, 500 {mmGB_TILE_MODE4}, 501 {mmGB_TILE_MODE5}, 502 {mmGB_TILE_MODE6}, 503 {mmGB_TILE_MODE7}, 504 {mmGB_TILE_MODE8}, 505 {mmGB_TILE_MODE9}, 506 {mmGB_TILE_MODE10}, 507 {mmGB_TILE_MODE11}, 508 {mmGB_TILE_MODE12}, 509 {mmGB_TILE_MODE13}, 510 {mmGB_TILE_MODE14}, 511 {mmGB_TILE_MODE15}, 512 {mmGB_TILE_MODE16}, 513 {mmGB_TILE_MODE17}, 514 {mmGB_TILE_MODE18}, 515 {mmGB_TILE_MODE19}, 516 {mmGB_TILE_MODE20}, 517 {mmGB_TILE_MODE21}, 518 {mmGB_TILE_MODE22}, 519 {mmGB_TILE_MODE23}, 520 {mmGB_TILE_MODE24}, 521 {mmGB_TILE_MODE25}, 522 {mmGB_TILE_MODE26}, 523 {mmGB_TILE_MODE27}, 524 {mmGB_TILE_MODE28}, 525 {mmGB_TILE_MODE29}, 526 {mmGB_TILE_MODE30}, 527 {mmGB_TILE_MODE31}, 528 {mmGB_MACROTILE_MODE0}, 529 {mmGB_MACROTILE_MODE1}, 530 {mmGB_MACROTILE_MODE2}, 531 {mmGB_MACROTILE_MODE3}, 532 {mmGB_MACROTILE_MODE4}, 533 {mmGB_MACROTILE_MODE5}, 534 {mmGB_MACROTILE_MODE6}, 535 {mmGB_MACROTILE_MODE7}, 536 {mmGB_MACROTILE_MODE8}, 537 {mmGB_MACROTILE_MODE9}, 538 {mmGB_MACROTILE_MODE10}, 539 {mmGB_MACROTILE_MODE11}, 540 {mmGB_MACROTILE_MODE12}, 541 {mmGB_MACROTILE_MODE13}, 542 {mmGB_MACROTILE_MODE14}, 543 {mmGB_MACROTILE_MODE15}, 544 {mmCC_RB_BACKEND_DISABLE, true}, 545 {mmGC_USER_RB_BACKEND_DISABLE, true}, 546 {mmGB_BACKEND_MAP, false}, 547 {mmPA_SC_RASTER_CONFIG, true}, 548 {mmPA_SC_RASTER_CONFIG_1, true}, 549 }; 550 551 static uint32_t vi_get_register_value(struct amdgpu_device *adev, 552 bool indexed, u32 se_num, 553 u32 sh_num, u32 reg_offset) 554 { 555 if (indexed) { 556 uint32_t val; 557 unsigned se_idx = (se_num == 0xffffffff) ? 0 : se_num; 558 unsigned sh_idx = (sh_num == 0xffffffff) ? 0 : sh_num; 559 560 switch (reg_offset) { 561 case mmCC_RB_BACKEND_DISABLE: 562 return adev->gfx.config.rb_config[se_idx][sh_idx].rb_backend_disable; 563 case mmGC_USER_RB_BACKEND_DISABLE: 564 return adev->gfx.config.rb_config[se_idx][sh_idx].user_rb_backend_disable; 565 case mmPA_SC_RASTER_CONFIG: 566 return adev->gfx.config.rb_config[se_idx][sh_idx].raster_config; 567 case mmPA_SC_RASTER_CONFIG_1: 568 return adev->gfx.config.rb_config[se_idx][sh_idx].raster_config_1; 569 } 570 571 mutex_lock(&adev->grbm_idx_mutex); 572 if (se_num != 0xffffffff || sh_num != 0xffffffff) 573 amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff); 574 575 val = RREG32(reg_offset); 576 577 if (se_num != 0xffffffff || sh_num != 0xffffffff) 578 amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff); 579 mutex_unlock(&adev->grbm_idx_mutex); 580 return val; 581 } else { 582 unsigned idx; 583 584 switch (reg_offset) { 585 case mmGB_ADDR_CONFIG: 586 return adev->gfx.config.gb_addr_config; 587 case mmMC_ARB_RAMCFG: 588 return adev->gfx.config.mc_arb_ramcfg; 589 case mmGB_TILE_MODE0: 590 case mmGB_TILE_MODE1: 591 case mmGB_TILE_MODE2: 592 case mmGB_TILE_MODE3: 593 case mmGB_TILE_MODE4: 594 case mmGB_TILE_MODE5: 595 case mmGB_TILE_MODE6: 596 case mmGB_TILE_MODE7: 597 case mmGB_TILE_MODE8: 598 case mmGB_TILE_MODE9: 599 case mmGB_TILE_MODE10: 600 case mmGB_TILE_MODE11: 601 case mmGB_TILE_MODE12: 602 case mmGB_TILE_MODE13: 603 case mmGB_TILE_MODE14: 604 case mmGB_TILE_MODE15: 605 case mmGB_TILE_MODE16: 606 case mmGB_TILE_MODE17: 607 case mmGB_TILE_MODE18: 608 case mmGB_TILE_MODE19: 609 case mmGB_TILE_MODE20: 610 case mmGB_TILE_MODE21: 611 case mmGB_TILE_MODE22: 612 case mmGB_TILE_MODE23: 613 case mmGB_TILE_MODE24: 614 case mmGB_TILE_MODE25: 615 case mmGB_TILE_MODE26: 616 case mmGB_TILE_MODE27: 617 case mmGB_TILE_MODE28: 618 case mmGB_TILE_MODE29: 619 case mmGB_TILE_MODE30: 620 case mmGB_TILE_MODE31: 621 idx = (reg_offset - mmGB_TILE_MODE0); 622 return adev->gfx.config.tile_mode_array[idx]; 623 case mmGB_MACROTILE_MODE0: 624 case mmGB_MACROTILE_MODE1: 625 case mmGB_MACROTILE_MODE2: 626 case mmGB_MACROTILE_MODE3: 627 case mmGB_MACROTILE_MODE4: 628 case mmGB_MACROTILE_MODE5: 629 case mmGB_MACROTILE_MODE6: 630 case mmGB_MACROTILE_MODE7: 631 case mmGB_MACROTILE_MODE8: 632 case mmGB_MACROTILE_MODE9: 633 case mmGB_MACROTILE_MODE10: 634 case mmGB_MACROTILE_MODE11: 635 case mmGB_MACROTILE_MODE12: 636 case mmGB_MACROTILE_MODE13: 637 case mmGB_MACROTILE_MODE14: 638 case mmGB_MACROTILE_MODE15: 639 idx = (reg_offset - mmGB_MACROTILE_MODE0); 640 return adev->gfx.config.macrotile_mode_array[idx]; 641 default: 642 return RREG32(reg_offset); 643 } 644 } 645 } 646 647 static int vi_read_register(struct amdgpu_device *adev, u32 se_num, 648 u32 sh_num, u32 reg_offset, u32 *value) 649 { 650 uint32_t i; 651 652 *value = 0; 653 for (i = 0; i < ARRAY_SIZE(vi_allowed_read_registers); i++) { 654 bool indexed = vi_allowed_read_registers[i].grbm_indexed; 655 656 if (reg_offset != vi_allowed_read_registers[i].reg_offset) 657 continue; 658 659 *value = vi_get_register_value(adev, indexed, se_num, sh_num, 660 reg_offset); 661 return 0; 662 } 663 return -EINVAL; 664 } 665 666 static int vi_gpu_pci_config_reset(struct amdgpu_device *adev) 667 { 668 u32 i; 669 670 dev_info(adev->dev, "GPU pci config reset\n"); 671 672 /* disable BM */ 673 pci_clear_master(adev->pdev); 674 /* reset */ 675 amdgpu_device_pci_config_reset(adev); 676 677 udelay(100); 678 679 /* wait for asic to come out of reset */ 680 for (i = 0; i < adev->usec_timeout; i++) { 681 if (RREG32(mmCONFIG_MEMSIZE) != 0xffffffff) { 682 /* enable BM */ 683 pci_set_master(adev->pdev); 684 adev->has_hw_reset = true; 685 return 0; 686 } 687 udelay(1); 688 } 689 return -EINVAL; 690 } 691 692 /** 693 * vi_asic_pci_config_reset - soft reset GPU 694 * 695 * @adev: amdgpu_device pointer 696 * 697 * Use PCI Config method to reset the GPU. 698 * 699 * Returns 0 for success. 700 */ 701 static int vi_asic_pci_config_reset(struct amdgpu_device *adev) 702 { 703 int r; 704 705 amdgpu_atombios_scratch_regs_engine_hung(adev, true); 706 707 r = vi_gpu_pci_config_reset(adev); 708 709 amdgpu_atombios_scratch_regs_engine_hung(adev, false); 710 711 return r; 712 } 713 714 static bool vi_asic_supports_baco(struct amdgpu_device *adev) 715 { 716 switch (adev->asic_type) { 717 case CHIP_FIJI: 718 case CHIP_TONGA: 719 case CHIP_POLARIS10: 720 case CHIP_POLARIS11: 721 case CHIP_POLARIS12: 722 case CHIP_TOPAZ: 723 return amdgpu_dpm_is_baco_supported(adev); 724 default: 725 return false; 726 } 727 } 728 729 static enum amd_reset_method 730 vi_asic_reset_method(struct amdgpu_device *adev) 731 { 732 bool baco_reset; 733 734 switch (adev->asic_type) { 735 case CHIP_FIJI: 736 case CHIP_TONGA: 737 case CHIP_POLARIS10: 738 case CHIP_POLARIS11: 739 case CHIP_POLARIS12: 740 case CHIP_TOPAZ: 741 baco_reset = amdgpu_dpm_is_baco_supported(adev); 742 break; 743 default: 744 baco_reset = false; 745 break; 746 } 747 748 if (baco_reset) 749 return AMD_RESET_METHOD_BACO; 750 else 751 return AMD_RESET_METHOD_LEGACY; 752 } 753 754 /** 755 * vi_asic_reset - soft reset GPU 756 * 757 * @adev: amdgpu_device pointer 758 * 759 * Look up which blocks are hung and attempt 760 * to reset them. 761 * Returns 0 for success. 762 */ 763 static int vi_asic_reset(struct amdgpu_device *adev) 764 { 765 int r; 766 767 if (vi_asic_reset_method(adev) == AMD_RESET_METHOD_BACO) { 768 r = amdgpu_dpm_baco_reset(adev); 769 } else { 770 r = vi_asic_pci_config_reset(adev); 771 } 772 773 return r; 774 } 775 776 static u32 vi_get_config_memsize(struct amdgpu_device *adev) 777 { 778 return RREG32(mmCONFIG_MEMSIZE); 779 } 780 781 static int vi_set_uvd_clock(struct amdgpu_device *adev, u32 clock, 782 u32 cntl_reg, u32 status_reg) 783 { 784 int r, i; 785 struct atom_clock_dividers dividers; 786 uint32_t tmp; 787 788 r = amdgpu_atombios_get_clock_dividers(adev, 789 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK, 790 clock, false, ÷rs); 791 if (r) 792 return r; 793 794 tmp = RREG32_SMC(cntl_reg); 795 796 if (adev->flags & AMD_IS_APU) 797 tmp &= ~CG_DCLK_CNTL__DCLK_DIVIDER_MASK; 798 else 799 tmp &= ~(CG_DCLK_CNTL__DCLK_DIR_CNTL_EN_MASK | 800 CG_DCLK_CNTL__DCLK_DIVIDER_MASK); 801 tmp |= dividers.post_divider; 802 WREG32_SMC(cntl_reg, tmp); 803 804 for (i = 0; i < 100; i++) { 805 tmp = RREG32_SMC(status_reg); 806 if (adev->flags & AMD_IS_APU) { 807 if (tmp & 0x10000) 808 break; 809 } else { 810 if (tmp & CG_DCLK_STATUS__DCLK_STATUS_MASK) 811 break; 812 } 813 mdelay(10); 814 } 815 if (i == 100) 816 return -ETIMEDOUT; 817 return 0; 818 } 819 820 #define ixGNB_CLK1_DFS_CNTL 0xD82200F0 821 #define ixGNB_CLK1_STATUS 0xD822010C 822 #define ixGNB_CLK2_DFS_CNTL 0xD8220110 823 #define ixGNB_CLK2_STATUS 0xD822012C 824 #define ixGNB_CLK3_DFS_CNTL 0xD8220130 825 #define ixGNB_CLK3_STATUS 0xD822014C 826 827 static int vi_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk) 828 { 829 int r; 830 831 if (adev->flags & AMD_IS_APU) { 832 r = vi_set_uvd_clock(adev, vclk, ixGNB_CLK2_DFS_CNTL, ixGNB_CLK2_STATUS); 833 if (r) 834 return r; 835 836 r = vi_set_uvd_clock(adev, dclk, ixGNB_CLK1_DFS_CNTL, ixGNB_CLK1_STATUS); 837 if (r) 838 return r; 839 } else { 840 r = vi_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS); 841 if (r) 842 return r; 843 844 r = vi_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS); 845 if (r) 846 return r; 847 } 848 849 return 0; 850 } 851 852 static int vi_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk) 853 { 854 int r, i; 855 struct atom_clock_dividers dividers; 856 u32 tmp; 857 u32 reg_ctrl; 858 u32 reg_status; 859 u32 status_mask; 860 u32 reg_mask; 861 862 if (adev->flags & AMD_IS_APU) { 863 reg_ctrl = ixGNB_CLK3_DFS_CNTL; 864 reg_status = ixGNB_CLK3_STATUS; 865 status_mask = 0x00010000; 866 reg_mask = CG_ECLK_CNTL__ECLK_DIVIDER_MASK; 867 } else { 868 reg_ctrl = ixCG_ECLK_CNTL; 869 reg_status = ixCG_ECLK_STATUS; 870 status_mask = CG_ECLK_STATUS__ECLK_STATUS_MASK; 871 reg_mask = CG_ECLK_CNTL__ECLK_DIR_CNTL_EN_MASK | CG_ECLK_CNTL__ECLK_DIVIDER_MASK; 872 } 873 874 r = amdgpu_atombios_get_clock_dividers(adev, 875 COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK, 876 ecclk, false, ÷rs); 877 if (r) 878 return r; 879 880 for (i = 0; i < 100; i++) { 881 if (RREG32_SMC(reg_status) & status_mask) 882 break; 883 mdelay(10); 884 } 885 886 if (i == 100) 887 return -ETIMEDOUT; 888 889 tmp = RREG32_SMC(reg_ctrl); 890 tmp &= ~reg_mask; 891 tmp |= dividers.post_divider; 892 WREG32_SMC(reg_ctrl, tmp); 893 894 for (i = 0; i < 100; i++) { 895 if (RREG32_SMC(reg_status) & status_mask) 896 break; 897 mdelay(10); 898 } 899 900 if (i == 100) 901 return -ETIMEDOUT; 902 903 return 0; 904 } 905 906 static void vi_pcie_gen3_enable(struct amdgpu_device *adev) 907 { 908 if (pci_is_root_bus(adev->pdev->bus)) 909 return; 910 911 if (amdgpu_pcie_gen2 == 0) 912 return; 913 914 if (adev->flags & AMD_IS_APU) 915 return; 916 917 if (!(adev->pm.pcie_gen_mask & (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 | 918 CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3))) 919 return; 920 921 /* todo */ 922 } 923 924 static void vi_program_aspm(struct amdgpu_device *adev) 925 { 926 927 if (amdgpu_aspm == 0) 928 return; 929 930 /* todo */ 931 } 932 933 static void vi_enable_doorbell_aperture(struct amdgpu_device *adev, 934 bool enable) 935 { 936 u32 tmp; 937 938 /* not necessary on CZ */ 939 if (adev->flags & AMD_IS_APU) 940 return; 941 942 tmp = RREG32(mmBIF_DOORBELL_APER_EN); 943 if (enable) 944 tmp = REG_SET_FIELD(tmp, BIF_DOORBELL_APER_EN, BIF_DOORBELL_APER_EN, 1); 945 else 946 tmp = REG_SET_FIELD(tmp, BIF_DOORBELL_APER_EN, BIF_DOORBELL_APER_EN, 0); 947 948 WREG32(mmBIF_DOORBELL_APER_EN, tmp); 949 } 950 951 #define ATI_REV_ID_FUSE_MACRO__ADDRESS 0xC0014044 952 #define ATI_REV_ID_FUSE_MACRO__SHIFT 9 953 #define ATI_REV_ID_FUSE_MACRO__MASK 0x00001E00 954 955 static uint32_t vi_get_rev_id(struct amdgpu_device *adev) 956 { 957 if (adev->flags & AMD_IS_APU) 958 return (RREG32_SMC(ATI_REV_ID_FUSE_MACRO__ADDRESS) & ATI_REV_ID_FUSE_MACRO__MASK) 959 >> ATI_REV_ID_FUSE_MACRO__SHIFT; 960 else 961 return (RREG32(mmPCIE_EFUSE4) & PCIE_EFUSE4__STRAP_BIF_ATI_REV_ID_MASK) 962 >> PCIE_EFUSE4__STRAP_BIF_ATI_REV_ID__SHIFT; 963 } 964 965 static void vi_flush_hdp(struct amdgpu_device *adev, struct amdgpu_ring *ring) 966 { 967 if (!ring || !ring->funcs->emit_wreg) { 968 WREG32(mmHDP_MEM_COHERENCY_FLUSH_CNTL, 1); 969 RREG32(mmHDP_MEM_COHERENCY_FLUSH_CNTL); 970 } else { 971 amdgpu_ring_emit_wreg(ring, mmHDP_MEM_COHERENCY_FLUSH_CNTL, 1); 972 } 973 } 974 975 static void vi_invalidate_hdp(struct amdgpu_device *adev, 976 struct amdgpu_ring *ring) 977 { 978 if (!ring || !ring->funcs->emit_wreg) { 979 WREG32(mmHDP_DEBUG0, 1); 980 RREG32(mmHDP_DEBUG0); 981 } else { 982 amdgpu_ring_emit_wreg(ring, mmHDP_DEBUG0, 1); 983 } 984 } 985 986 static bool vi_need_full_reset(struct amdgpu_device *adev) 987 { 988 switch (adev->asic_type) { 989 case CHIP_CARRIZO: 990 case CHIP_STONEY: 991 /* CZ has hang issues with full reset at the moment */ 992 return false; 993 case CHIP_FIJI: 994 case CHIP_TONGA: 995 /* XXX: soft reset should work on fiji and tonga */ 996 return true; 997 case CHIP_POLARIS10: 998 case CHIP_POLARIS11: 999 case CHIP_POLARIS12: 1000 case CHIP_TOPAZ: 1001 default: 1002 /* change this when we support soft reset */ 1003 return true; 1004 } 1005 } 1006 1007 static void vi_get_pcie_usage(struct amdgpu_device *adev, uint64_t *count0, 1008 uint64_t *count1) 1009 { 1010 uint32_t perfctr = 0; 1011 uint64_t cnt0_of, cnt1_of; 1012 int tmp; 1013 1014 /* This reports 0 on APUs, so return to avoid writing/reading registers 1015 * that may or may not be different from their GPU counterparts 1016 */ 1017 if (adev->flags & AMD_IS_APU) 1018 return; 1019 1020 /* Set the 2 events that we wish to watch, defined above */ 1021 /* Reg 40 is # received msgs, Reg 104 is # of posted requests sent */ 1022 perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT0_SEL, 40); 1023 perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT1_SEL, 104); 1024 1025 /* Write to enable desired perf counters */ 1026 WREG32_PCIE(ixPCIE_PERF_CNTL_TXCLK, perfctr); 1027 /* Zero out and enable the perf counters 1028 * Write 0x5: 1029 * Bit 0 = Start all counters(1) 1030 * Bit 2 = Global counter reset enable(1) 1031 */ 1032 WREG32_PCIE(ixPCIE_PERF_COUNT_CNTL, 0x00000005); 1033 1034 msleep(1000); 1035 1036 /* Load the shadow and disable the perf counters 1037 * Write 0x2: 1038 * Bit 0 = Stop counters(0) 1039 * Bit 1 = Load the shadow counters(1) 1040 */ 1041 WREG32_PCIE(ixPCIE_PERF_COUNT_CNTL, 0x00000002); 1042 1043 /* Read register values to get any >32bit overflow */ 1044 tmp = RREG32_PCIE(ixPCIE_PERF_CNTL_TXCLK); 1045 cnt0_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER0_UPPER); 1046 cnt1_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER1_UPPER); 1047 1048 /* Get the values and add the overflow */ 1049 *count0 = RREG32_PCIE(ixPCIE_PERF_COUNT0_TXCLK) | (cnt0_of << 32); 1050 *count1 = RREG32_PCIE(ixPCIE_PERF_COUNT1_TXCLK) | (cnt1_of << 32); 1051 } 1052 1053 static uint64_t vi_get_pcie_replay_count(struct amdgpu_device *adev) 1054 { 1055 uint64_t nak_r, nak_g; 1056 1057 /* Get the number of NAKs received and generated */ 1058 nak_r = RREG32_PCIE(ixPCIE_RX_NUM_NAK); 1059 nak_g = RREG32_PCIE(ixPCIE_RX_NUM_NAK_GENERATED); 1060 1061 /* Add the total number of NAKs, i.e the number of replays */ 1062 return (nak_r + nak_g); 1063 } 1064 1065 static bool vi_need_reset_on_init(struct amdgpu_device *adev) 1066 { 1067 u32 clock_cntl, pc; 1068 1069 if (adev->flags & AMD_IS_APU) 1070 return false; 1071 1072 /* check if the SMC is already running */ 1073 clock_cntl = RREG32_SMC(ixSMC_SYSCON_CLOCK_CNTL_0); 1074 pc = RREG32_SMC(ixSMC_PC_C); 1075 if ((0 == REG_GET_FIELD(clock_cntl, SMC_SYSCON_CLOCK_CNTL_0, ck_disable)) && 1076 (0x20100 <= pc)) 1077 return true; 1078 1079 return false; 1080 } 1081 1082 static const struct amdgpu_asic_funcs vi_asic_funcs = 1083 { 1084 .read_disabled_bios = &vi_read_disabled_bios, 1085 .read_bios_from_rom = &vi_read_bios_from_rom, 1086 .read_register = &vi_read_register, 1087 .reset = &vi_asic_reset, 1088 .reset_method = &vi_asic_reset_method, 1089 .set_vga_state = &vi_vga_set_state, 1090 .get_xclk = &vi_get_xclk, 1091 .set_uvd_clocks = &vi_set_uvd_clocks, 1092 .set_vce_clocks = &vi_set_vce_clocks, 1093 .get_config_memsize = &vi_get_config_memsize, 1094 .flush_hdp = &vi_flush_hdp, 1095 .invalidate_hdp = &vi_invalidate_hdp, 1096 .need_full_reset = &vi_need_full_reset, 1097 .init_doorbell_index = &legacy_doorbell_index_init, 1098 .get_pcie_usage = &vi_get_pcie_usage, 1099 .need_reset_on_init = &vi_need_reset_on_init, 1100 .get_pcie_replay_count = &vi_get_pcie_replay_count, 1101 .supports_baco = &vi_asic_supports_baco, 1102 }; 1103 1104 #define CZ_REV_BRISTOL(rev) \ 1105 ((rev >= 0xC8 && rev <= 0xCE) || (rev >= 0xE1 && rev <= 0xE6)) 1106 1107 static int vi_common_early_init(void *handle) 1108 { 1109 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1110 1111 if (adev->flags & AMD_IS_APU) { 1112 adev->smc_rreg = &cz_smc_rreg; 1113 adev->smc_wreg = &cz_smc_wreg; 1114 } else { 1115 adev->smc_rreg = &vi_smc_rreg; 1116 adev->smc_wreg = &vi_smc_wreg; 1117 } 1118 adev->pcie_rreg = &vi_pcie_rreg; 1119 adev->pcie_wreg = &vi_pcie_wreg; 1120 adev->uvd_ctx_rreg = &vi_uvd_ctx_rreg; 1121 adev->uvd_ctx_wreg = &vi_uvd_ctx_wreg; 1122 adev->didt_rreg = &vi_didt_rreg; 1123 adev->didt_wreg = &vi_didt_wreg; 1124 adev->gc_cac_rreg = &vi_gc_cac_rreg; 1125 adev->gc_cac_wreg = &vi_gc_cac_wreg; 1126 1127 adev->asic_funcs = &vi_asic_funcs; 1128 1129 adev->rev_id = vi_get_rev_id(adev); 1130 adev->external_rev_id = 0xFF; 1131 switch (adev->asic_type) { 1132 case CHIP_TOPAZ: 1133 adev->cg_flags = 0; 1134 adev->pg_flags = 0; 1135 adev->external_rev_id = 0x1; 1136 break; 1137 case CHIP_FIJI: 1138 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG | 1139 AMD_CG_SUPPORT_GFX_MGLS | 1140 AMD_CG_SUPPORT_GFX_RLC_LS | 1141 AMD_CG_SUPPORT_GFX_CP_LS | 1142 AMD_CG_SUPPORT_GFX_CGTS | 1143 AMD_CG_SUPPORT_GFX_CGTS_LS | 1144 AMD_CG_SUPPORT_GFX_CGCG | 1145 AMD_CG_SUPPORT_GFX_CGLS | 1146 AMD_CG_SUPPORT_SDMA_MGCG | 1147 AMD_CG_SUPPORT_SDMA_LS | 1148 AMD_CG_SUPPORT_BIF_LS | 1149 AMD_CG_SUPPORT_HDP_MGCG | 1150 AMD_CG_SUPPORT_HDP_LS | 1151 AMD_CG_SUPPORT_ROM_MGCG | 1152 AMD_CG_SUPPORT_MC_MGCG | 1153 AMD_CG_SUPPORT_MC_LS | 1154 AMD_CG_SUPPORT_UVD_MGCG; 1155 adev->pg_flags = 0; 1156 adev->external_rev_id = adev->rev_id + 0x3c; 1157 break; 1158 case CHIP_TONGA: 1159 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG | 1160 AMD_CG_SUPPORT_GFX_CGCG | 1161 AMD_CG_SUPPORT_GFX_CGLS | 1162 AMD_CG_SUPPORT_SDMA_MGCG | 1163 AMD_CG_SUPPORT_SDMA_LS | 1164 AMD_CG_SUPPORT_BIF_LS | 1165 AMD_CG_SUPPORT_HDP_MGCG | 1166 AMD_CG_SUPPORT_HDP_LS | 1167 AMD_CG_SUPPORT_ROM_MGCG | 1168 AMD_CG_SUPPORT_MC_MGCG | 1169 AMD_CG_SUPPORT_MC_LS | 1170 AMD_CG_SUPPORT_DRM_LS | 1171 AMD_CG_SUPPORT_UVD_MGCG; 1172 adev->pg_flags = 0; 1173 adev->external_rev_id = adev->rev_id + 0x14; 1174 break; 1175 case CHIP_POLARIS11: 1176 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG | 1177 AMD_CG_SUPPORT_GFX_RLC_LS | 1178 AMD_CG_SUPPORT_GFX_CP_LS | 1179 AMD_CG_SUPPORT_GFX_CGCG | 1180 AMD_CG_SUPPORT_GFX_CGLS | 1181 AMD_CG_SUPPORT_GFX_3D_CGCG | 1182 AMD_CG_SUPPORT_GFX_3D_CGLS | 1183 AMD_CG_SUPPORT_SDMA_MGCG | 1184 AMD_CG_SUPPORT_SDMA_LS | 1185 AMD_CG_SUPPORT_BIF_MGCG | 1186 AMD_CG_SUPPORT_BIF_LS | 1187 AMD_CG_SUPPORT_HDP_MGCG | 1188 AMD_CG_SUPPORT_HDP_LS | 1189 AMD_CG_SUPPORT_ROM_MGCG | 1190 AMD_CG_SUPPORT_MC_MGCG | 1191 AMD_CG_SUPPORT_MC_LS | 1192 AMD_CG_SUPPORT_DRM_LS | 1193 AMD_CG_SUPPORT_UVD_MGCG | 1194 AMD_CG_SUPPORT_VCE_MGCG; 1195 adev->pg_flags = 0; 1196 adev->external_rev_id = adev->rev_id + 0x5A; 1197 break; 1198 case CHIP_POLARIS10: 1199 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG | 1200 AMD_CG_SUPPORT_GFX_RLC_LS | 1201 AMD_CG_SUPPORT_GFX_CP_LS | 1202 AMD_CG_SUPPORT_GFX_CGCG | 1203 AMD_CG_SUPPORT_GFX_CGLS | 1204 AMD_CG_SUPPORT_GFX_3D_CGCG | 1205 AMD_CG_SUPPORT_GFX_3D_CGLS | 1206 AMD_CG_SUPPORT_SDMA_MGCG | 1207 AMD_CG_SUPPORT_SDMA_LS | 1208 AMD_CG_SUPPORT_BIF_MGCG | 1209 AMD_CG_SUPPORT_BIF_LS | 1210 AMD_CG_SUPPORT_HDP_MGCG | 1211 AMD_CG_SUPPORT_HDP_LS | 1212 AMD_CG_SUPPORT_ROM_MGCG | 1213 AMD_CG_SUPPORT_MC_MGCG | 1214 AMD_CG_SUPPORT_MC_LS | 1215 AMD_CG_SUPPORT_DRM_LS | 1216 AMD_CG_SUPPORT_UVD_MGCG | 1217 AMD_CG_SUPPORT_VCE_MGCG; 1218 adev->pg_flags = 0; 1219 adev->external_rev_id = adev->rev_id + 0x50; 1220 break; 1221 case CHIP_POLARIS12: 1222 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG | 1223 AMD_CG_SUPPORT_GFX_RLC_LS | 1224 AMD_CG_SUPPORT_GFX_CP_LS | 1225 AMD_CG_SUPPORT_GFX_CGCG | 1226 AMD_CG_SUPPORT_GFX_CGLS | 1227 AMD_CG_SUPPORT_GFX_3D_CGCG | 1228 AMD_CG_SUPPORT_GFX_3D_CGLS | 1229 AMD_CG_SUPPORT_SDMA_MGCG | 1230 AMD_CG_SUPPORT_SDMA_LS | 1231 AMD_CG_SUPPORT_BIF_MGCG | 1232 AMD_CG_SUPPORT_BIF_LS | 1233 AMD_CG_SUPPORT_HDP_MGCG | 1234 AMD_CG_SUPPORT_HDP_LS | 1235 AMD_CG_SUPPORT_ROM_MGCG | 1236 AMD_CG_SUPPORT_MC_MGCG | 1237 AMD_CG_SUPPORT_MC_LS | 1238 AMD_CG_SUPPORT_DRM_LS | 1239 AMD_CG_SUPPORT_UVD_MGCG | 1240 AMD_CG_SUPPORT_VCE_MGCG; 1241 adev->pg_flags = 0; 1242 adev->external_rev_id = adev->rev_id + 0x64; 1243 break; 1244 case CHIP_VEGAM: 1245 adev->cg_flags = 0; 1246 /*AMD_CG_SUPPORT_GFX_MGCG | 1247 AMD_CG_SUPPORT_GFX_RLC_LS | 1248 AMD_CG_SUPPORT_GFX_CP_LS | 1249 AMD_CG_SUPPORT_GFX_CGCG | 1250 AMD_CG_SUPPORT_GFX_CGLS | 1251 AMD_CG_SUPPORT_GFX_3D_CGCG | 1252 AMD_CG_SUPPORT_GFX_3D_CGLS | 1253 AMD_CG_SUPPORT_SDMA_MGCG | 1254 AMD_CG_SUPPORT_SDMA_LS | 1255 AMD_CG_SUPPORT_BIF_MGCG | 1256 AMD_CG_SUPPORT_BIF_LS | 1257 AMD_CG_SUPPORT_HDP_MGCG | 1258 AMD_CG_SUPPORT_HDP_LS | 1259 AMD_CG_SUPPORT_ROM_MGCG | 1260 AMD_CG_SUPPORT_MC_MGCG | 1261 AMD_CG_SUPPORT_MC_LS | 1262 AMD_CG_SUPPORT_DRM_LS | 1263 AMD_CG_SUPPORT_UVD_MGCG | 1264 AMD_CG_SUPPORT_VCE_MGCG;*/ 1265 adev->pg_flags = 0; 1266 adev->external_rev_id = adev->rev_id + 0x6E; 1267 break; 1268 case CHIP_CARRIZO: 1269 adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG | 1270 AMD_CG_SUPPORT_GFX_MGCG | 1271 AMD_CG_SUPPORT_GFX_MGLS | 1272 AMD_CG_SUPPORT_GFX_RLC_LS | 1273 AMD_CG_SUPPORT_GFX_CP_LS | 1274 AMD_CG_SUPPORT_GFX_CGTS | 1275 AMD_CG_SUPPORT_GFX_CGTS_LS | 1276 AMD_CG_SUPPORT_GFX_CGCG | 1277 AMD_CG_SUPPORT_GFX_CGLS | 1278 AMD_CG_SUPPORT_BIF_LS | 1279 AMD_CG_SUPPORT_HDP_MGCG | 1280 AMD_CG_SUPPORT_HDP_LS | 1281 AMD_CG_SUPPORT_SDMA_MGCG | 1282 AMD_CG_SUPPORT_SDMA_LS | 1283 AMD_CG_SUPPORT_VCE_MGCG; 1284 /* rev0 hardware requires workarounds to support PG */ 1285 adev->pg_flags = 0; 1286 if (adev->rev_id != 0x00 || CZ_REV_BRISTOL(adev->pdev->revision)) { 1287 adev->pg_flags |= AMD_PG_SUPPORT_GFX_SMG | 1288 AMD_PG_SUPPORT_GFX_PIPELINE | 1289 AMD_PG_SUPPORT_CP | 1290 AMD_PG_SUPPORT_UVD | 1291 AMD_PG_SUPPORT_VCE; 1292 } 1293 adev->external_rev_id = adev->rev_id + 0x1; 1294 break; 1295 case CHIP_STONEY: 1296 adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG | 1297 AMD_CG_SUPPORT_GFX_MGCG | 1298 AMD_CG_SUPPORT_GFX_MGLS | 1299 AMD_CG_SUPPORT_GFX_RLC_LS | 1300 AMD_CG_SUPPORT_GFX_CP_LS | 1301 AMD_CG_SUPPORT_GFX_CGTS | 1302 AMD_CG_SUPPORT_GFX_CGTS_LS | 1303 AMD_CG_SUPPORT_GFX_CGLS | 1304 AMD_CG_SUPPORT_BIF_LS | 1305 AMD_CG_SUPPORT_HDP_MGCG | 1306 AMD_CG_SUPPORT_HDP_LS | 1307 AMD_CG_SUPPORT_SDMA_MGCG | 1308 AMD_CG_SUPPORT_SDMA_LS | 1309 AMD_CG_SUPPORT_VCE_MGCG; 1310 adev->pg_flags = AMD_PG_SUPPORT_GFX_PG | 1311 AMD_PG_SUPPORT_GFX_SMG | 1312 AMD_PG_SUPPORT_GFX_PIPELINE | 1313 AMD_PG_SUPPORT_CP | 1314 AMD_PG_SUPPORT_UVD | 1315 AMD_PG_SUPPORT_VCE; 1316 adev->external_rev_id = adev->rev_id + 0x61; 1317 break; 1318 default: 1319 /* FIXME: not supported yet */ 1320 return -EINVAL; 1321 } 1322 1323 if (amdgpu_sriov_vf(adev)) { 1324 amdgpu_virt_init_setting(adev); 1325 xgpu_vi_mailbox_set_irq_funcs(adev); 1326 } 1327 1328 return 0; 1329 } 1330 1331 static int vi_common_late_init(void *handle) 1332 { 1333 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1334 1335 if (amdgpu_sriov_vf(adev)) 1336 xgpu_vi_mailbox_get_irq(adev); 1337 1338 return 0; 1339 } 1340 1341 static int vi_common_sw_init(void *handle) 1342 { 1343 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1344 1345 if (amdgpu_sriov_vf(adev)) 1346 xgpu_vi_mailbox_add_irq_id(adev); 1347 1348 return 0; 1349 } 1350 1351 static int vi_common_sw_fini(void *handle) 1352 { 1353 return 0; 1354 } 1355 1356 static int vi_common_hw_init(void *handle) 1357 { 1358 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1359 1360 /* move the golden regs per IP block */ 1361 vi_init_golden_registers(adev); 1362 /* enable pcie gen2/3 link */ 1363 vi_pcie_gen3_enable(adev); 1364 /* enable aspm */ 1365 vi_program_aspm(adev); 1366 /* enable the doorbell aperture */ 1367 vi_enable_doorbell_aperture(adev, true); 1368 1369 return 0; 1370 } 1371 1372 static int vi_common_hw_fini(void *handle) 1373 { 1374 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1375 1376 /* enable the doorbell aperture */ 1377 vi_enable_doorbell_aperture(adev, false); 1378 1379 if (amdgpu_sriov_vf(adev)) 1380 xgpu_vi_mailbox_put_irq(adev); 1381 1382 return 0; 1383 } 1384 1385 static int vi_common_suspend(void *handle) 1386 { 1387 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1388 1389 return vi_common_hw_fini(adev); 1390 } 1391 1392 static int vi_common_resume(void *handle) 1393 { 1394 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1395 1396 return vi_common_hw_init(adev); 1397 } 1398 1399 static bool vi_common_is_idle(void *handle) 1400 { 1401 return true; 1402 } 1403 1404 static int vi_common_wait_for_idle(void *handle) 1405 { 1406 return 0; 1407 } 1408 1409 static int vi_common_soft_reset(void *handle) 1410 { 1411 return 0; 1412 } 1413 1414 static void vi_update_bif_medium_grain_light_sleep(struct amdgpu_device *adev, 1415 bool enable) 1416 { 1417 uint32_t temp, data; 1418 1419 temp = data = RREG32_PCIE(ixPCIE_CNTL2); 1420 1421 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_BIF_LS)) 1422 data |= PCIE_CNTL2__SLV_MEM_LS_EN_MASK | 1423 PCIE_CNTL2__MST_MEM_LS_EN_MASK | 1424 PCIE_CNTL2__REPLAY_MEM_LS_EN_MASK; 1425 else 1426 data &= ~(PCIE_CNTL2__SLV_MEM_LS_EN_MASK | 1427 PCIE_CNTL2__MST_MEM_LS_EN_MASK | 1428 PCIE_CNTL2__REPLAY_MEM_LS_EN_MASK); 1429 1430 if (temp != data) 1431 WREG32_PCIE(ixPCIE_CNTL2, data); 1432 } 1433 1434 static void vi_update_hdp_medium_grain_clock_gating(struct amdgpu_device *adev, 1435 bool enable) 1436 { 1437 uint32_t temp, data; 1438 1439 temp = data = RREG32(mmHDP_HOST_PATH_CNTL); 1440 1441 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_MGCG)) 1442 data &= ~HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK; 1443 else 1444 data |= HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK; 1445 1446 if (temp != data) 1447 WREG32(mmHDP_HOST_PATH_CNTL, data); 1448 } 1449 1450 static void vi_update_hdp_light_sleep(struct amdgpu_device *adev, 1451 bool enable) 1452 { 1453 uint32_t temp, data; 1454 1455 temp = data = RREG32(mmHDP_MEM_POWER_LS); 1456 1457 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS)) 1458 data |= HDP_MEM_POWER_LS__LS_ENABLE_MASK; 1459 else 1460 data &= ~HDP_MEM_POWER_LS__LS_ENABLE_MASK; 1461 1462 if (temp != data) 1463 WREG32(mmHDP_MEM_POWER_LS, data); 1464 } 1465 1466 static void vi_update_drm_light_sleep(struct amdgpu_device *adev, 1467 bool enable) 1468 { 1469 uint32_t temp, data; 1470 1471 temp = data = RREG32(0x157a); 1472 1473 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS)) 1474 data |= 1; 1475 else 1476 data &= ~1; 1477 1478 if (temp != data) 1479 WREG32(0x157a, data); 1480 } 1481 1482 1483 static void vi_update_rom_medium_grain_clock_gating(struct amdgpu_device *adev, 1484 bool enable) 1485 { 1486 uint32_t temp, data; 1487 1488 temp = data = RREG32_SMC(ixCGTT_ROM_CLK_CTRL0); 1489 1490 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG)) 1491 data &= ~(CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK | 1492 CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK); 1493 else 1494 data |= CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK | 1495 CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK; 1496 1497 if (temp != data) 1498 WREG32_SMC(ixCGTT_ROM_CLK_CTRL0, data); 1499 } 1500 1501 static int vi_common_set_clockgating_state_by_smu(void *handle, 1502 enum amd_clockgating_state state) 1503 { 1504 uint32_t msg_id, pp_state = 0; 1505 uint32_t pp_support_state = 0; 1506 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1507 1508 if (adev->cg_flags & (AMD_CG_SUPPORT_MC_LS | AMD_CG_SUPPORT_MC_MGCG)) { 1509 if (adev->cg_flags & AMD_CG_SUPPORT_MC_LS) { 1510 pp_support_state = PP_STATE_SUPPORT_LS; 1511 pp_state = PP_STATE_LS; 1512 } 1513 if (adev->cg_flags & AMD_CG_SUPPORT_MC_MGCG) { 1514 pp_support_state |= PP_STATE_SUPPORT_CG; 1515 pp_state |= PP_STATE_CG; 1516 } 1517 if (state == AMD_CG_STATE_UNGATE) 1518 pp_state = 0; 1519 msg_id = PP_CG_MSG_ID(PP_GROUP_SYS, 1520 PP_BLOCK_SYS_MC, 1521 pp_support_state, 1522 pp_state); 1523 if (adev->powerplay.pp_funcs->set_clockgating_by_smu) 1524 amdgpu_dpm_set_clockgating_by_smu(adev, msg_id); 1525 } 1526 1527 if (adev->cg_flags & (AMD_CG_SUPPORT_SDMA_LS | AMD_CG_SUPPORT_SDMA_MGCG)) { 1528 if (adev->cg_flags & AMD_CG_SUPPORT_SDMA_LS) { 1529 pp_support_state = PP_STATE_SUPPORT_LS; 1530 pp_state = PP_STATE_LS; 1531 } 1532 if (adev->cg_flags & AMD_CG_SUPPORT_SDMA_MGCG) { 1533 pp_support_state |= PP_STATE_SUPPORT_CG; 1534 pp_state |= PP_STATE_CG; 1535 } 1536 if (state == AMD_CG_STATE_UNGATE) 1537 pp_state = 0; 1538 msg_id = PP_CG_MSG_ID(PP_GROUP_SYS, 1539 PP_BLOCK_SYS_SDMA, 1540 pp_support_state, 1541 pp_state); 1542 if (adev->powerplay.pp_funcs->set_clockgating_by_smu) 1543 amdgpu_dpm_set_clockgating_by_smu(adev, msg_id); 1544 } 1545 1546 if (adev->cg_flags & (AMD_CG_SUPPORT_HDP_LS | AMD_CG_SUPPORT_HDP_MGCG)) { 1547 if (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS) { 1548 pp_support_state = PP_STATE_SUPPORT_LS; 1549 pp_state = PP_STATE_LS; 1550 } 1551 if (adev->cg_flags & AMD_CG_SUPPORT_HDP_MGCG) { 1552 pp_support_state |= PP_STATE_SUPPORT_CG; 1553 pp_state |= PP_STATE_CG; 1554 } 1555 if (state == AMD_CG_STATE_UNGATE) 1556 pp_state = 0; 1557 msg_id = PP_CG_MSG_ID(PP_GROUP_SYS, 1558 PP_BLOCK_SYS_HDP, 1559 pp_support_state, 1560 pp_state); 1561 if (adev->powerplay.pp_funcs->set_clockgating_by_smu) 1562 amdgpu_dpm_set_clockgating_by_smu(adev, msg_id); 1563 } 1564 1565 1566 if (adev->cg_flags & AMD_CG_SUPPORT_BIF_LS) { 1567 if (state == AMD_CG_STATE_UNGATE) 1568 pp_state = 0; 1569 else 1570 pp_state = PP_STATE_LS; 1571 1572 msg_id = PP_CG_MSG_ID(PP_GROUP_SYS, 1573 PP_BLOCK_SYS_BIF, 1574 PP_STATE_SUPPORT_LS, 1575 pp_state); 1576 if (adev->powerplay.pp_funcs->set_clockgating_by_smu) 1577 amdgpu_dpm_set_clockgating_by_smu(adev, msg_id); 1578 } 1579 if (adev->cg_flags & AMD_CG_SUPPORT_BIF_MGCG) { 1580 if (state == AMD_CG_STATE_UNGATE) 1581 pp_state = 0; 1582 else 1583 pp_state = PP_STATE_CG; 1584 1585 msg_id = PP_CG_MSG_ID(PP_GROUP_SYS, 1586 PP_BLOCK_SYS_BIF, 1587 PP_STATE_SUPPORT_CG, 1588 pp_state); 1589 if (adev->powerplay.pp_funcs->set_clockgating_by_smu) 1590 amdgpu_dpm_set_clockgating_by_smu(adev, msg_id); 1591 } 1592 1593 if (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS) { 1594 1595 if (state == AMD_CG_STATE_UNGATE) 1596 pp_state = 0; 1597 else 1598 pp_state = PP_STATE_LS; 1599 1600 msg_id = PP_CG_MSG_ID(PP_GROUP_SYS, 1601 PP_BLOCK_SYS_DRM, 1602 PP_STATE_SUPPORT_LS, 1603 pp_state); 1604 if (adev->powerplay.pp_funcs->set_clockgating_by_smu) 1605 amdgpu_dpm_set_clockgating_by_smu(adev, msg_id); 1606 } 1607 1608 if (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG) { 1609 1610 if (state == AMD_CG_STATE_UNGATE) 1611 pp_state = 0; 1612 else 1613 pp_state = PP_STATE_CG; 1614 1615 msg_id = PP_CG_MSG_ID(PP_GROUP_SYS, 1616 PP_BLOCK_SYS_ROM, 1617 PP_STATE_SUPPORT_CG, 1618 pp_state); 1619 if (adev->powerplay.pp_funcs->set_clockgating_by_smu) 1620 amdgpu_dpm_set_clockgating_by_smu(adev, msg_id); 1621 } 1622 return 0; 1623 } 1624 1625 static int vi_common_set_clockgating_state(void *handle, 1626 enum amd_clockgating_state state) 1627 { 1628 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1629 1630 if (amdgpu_sriov_vf(adev)) 1631 return 0; 1632 1633 switch (adev->asic_type) { 1634 case CHIP_FIJI: 1635 vi_update_bif_medium_grain_light_sleep(adev, 1636 state == AMD_CG_STATE_GATE); 1637 vi_update_hdp_medium_grain_clock_gating(adev, 1638 state == AMD_CG_STATE_GATE); 1639 vi_update_hdp_light_sleep(adev, 1640 state == AMD_CG_STATE_GATE); 1641 vi_update_rom_medium_grain_clock_gating(adev, 1642 state == AMD_CG_STATE_GATE); 1643 break; 1644 case CHIP_CARRIZO: 1645 case CHIP_STONEY: 1646 vi_update_bif_medium_grain_light_sleep(adev, 1647 state == AMD_CG_STATE_GATE); 1648 vi_update_hdp_medium_grain_clock_gating(adev, 1649 state == AMD_CG_STATE_GATE); 1650 vi_update_hdp_light_sleep(adev, 1651 state == AMD_CG_STATE_GATE); 1652 vi_update_drm_light_sleep(adev, 1653 state == AMD_CG_STATE_GATE); 1654 break; 1655 case CHIP_TONGA: 1656 case CHIP_POLARIS10: 1657 case CHIP_POLARIS11: 1658 case CHIP_POLARIS12: 1659 case CHIP_VEGAM: 1660 vi_common_set_clockgating_state_by_smu(adev, state); 1661 default: 1662 break; 1663 } 1664 return 0; 1665 } 1666 1667 static int vi_common_set_powergating_state(void *handle, 1668 enum amd_powergating_state state) 1669 { 1670 return 0; 1671 } 1672 1673 static void vi_common_get_clockgating_state(void *handle, u32 *flags) 1674 { 1675 struct amdgpu_device *adev = (struct amdgpu_device *)handle; 1676 int data; 1677 1678 if (amdgpu_sriov_vf(adev)) 1679 *flags = 0; 1680 1681 /* AMD_CG_SUPPORT_BIF_LS */ 1682 data = RREG32_PCIE(ixPCIE_CNTL2); 1683 if (data & PCIE_CNTL2__SLV_MEM_LS_EN_MASK) 1684 *flags |= AMD_CG_SUPPORT_BIF_LS; 1685 1686 /* AMD_CG_SUPPORT_HDP_LS */ 1687 data = RREG32(mmHDP_MEM_POWER_LS); 1688 if (data & HDP_MEM_POWER_LS__LS_ENABLE_MASK) 1689 *flags |= AMD_CG_SUPPORT_HDP_LS; 1690 1691 /* AMD_CG_SUPPORT_HDP_MGCG */ 1692 data = RREG32(mmHDP_HOST_PATH_CNTL); 1693 if (!(data & HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK)) 1694 *flags |= AMD_CG_SUPPORT_HDP_MGCG; 1695 1696 /* AMD_CG_SUPPORT_ROM_MGCG */ 1697 data = RREG32_SMC(ixCGTT_ROM_CLK_CTRL0); 1698 if (!(data & CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK)) 1699 *flags |= AMD_CG_SUPPORT_ROM_MGCG; 1700 } 1701 1702 static const struct amd_ip_funcs vi_common_ip_funcs = { 1703 .name = "vi_common", 1704 .early_init = vi_common_early_init, 1705 .late_init = vi_common_late_init, 1706 .sw_init = vi_common_sw_init, 1707 .sw_fini = vi_common_sw_fini, 1708 .hw_init = vi_common_hw_init, 1709 .hw_fini = vi_common_hw_fini, 1710 .suspend = vi_common_suspend, 1711 .resume = vi_common_resume, 1712 .is_idle = vi_common_is_idle, 1713 .wait_for_idle = vi_common_wait_for_idle, 1714 .soft_reset = vi_common_soft_reset, 1715 .set_clockgating_state = vi_common_set_clockgating_state, 1716 .set_powergating_state = vi_common_set_powergating_state, 1717 .get_clockgating_state = vi_common_get_clockgating_state, 1718 }; 1719 1720 static const struct amdgpu_ip_block_version vi_common_ip_block = 1721 { 1722 .type = AMD_IP_BLOCK_TYPE_COMMON, 1723 .major = 1, 1724 .minor = 0, 1725 .rev = 0, 1726 .funcs = &vi_common_ip_funcs, 1727 }; 1728 1729 int vi_set_ip_blocks(struct amdgpu_device *adev) 1730 { 1731 /* in early init stage, vbios code won't work */ 1732 vi_detect_hw_virtualization(adev); 1733 1734 if (amdgpu_sriov_vf(adev)) 1735 adev->virt.ops = &xgpu_vi_virt_ops; 1736 1737 switch (adev->asic_type) { 1738 case CHIP_TOPAZ: 1739 /* topaz has no DCE, UVD, VCE */ 1740 amdgpu_device_ip_block_add(adev, &vi_common_ip_block); 1741 amdgpu_device_ip_block_add(adev, &gmc_v7_4_ip_block); 1742 amdgpu_device_ip_block_add(adev, &iceland_ih_ip_block); 1743 amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block); 1744 amdgpu_device_ip_block_add(adev, &sdma_v2_4_ip_block); 1745 amdgpu_device_ip_block_add(adev, &pp_smu_ip_block); 1746 if (adev->enable_virtual_display) 1747 amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block); 1748 break; 1749 case CHIP_FIJI: 1750 amdgpu_device_ip_block_add(adev, &vi_common_ip_block); 1751 amdgpu_device_ip_block_add(adev, &gmc_v8_5_ip_block); 1752 amdgpu_device_ip_block_add(adev, &tonga_ih_ip_block); 1753 amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block); 1754 amdgpu_device_ip_block_add(adev, &sdma_v3_0_ip_block); 1755 amdgpu_device_ip_block_add(adev, &pp_smu_ip_block); 1756 if (adev->enable_virtual_display || amdgpu_sriov_vf(adev)) 1757 amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block); 1758 #if defined(CONFIG_DRM_AMD_DC) 1759 else if (amdgpu_device_has_dc_support(adev)) 1760 amdgpu_device_ip_block_add(adev, &dm_ip_block); 1761 #endif 1762 else 1763 amdgpu_device_ip_block_add(adev, &dce_v10_1_ip_block); 1764 if (!amdgpu_sriov_vf(adev)) { 1765 amdgpu_device_ip_block_add(adev, &uvd_v6_0_ip_block); 1766 amdgpu_device_ip_block_add(adev, &vce_v3_0_ip_block); 1767 } 1768 break; 1769 case CHIP_TONGA: 1770 amdgpu_device_ip_block_add(adev, &vi_common_ip_block); 1771 amdgpu_device_ip_block_add(adev, &gmc_v8_0_ip_block); 1772 amdgpu_device_ip_block_add(adev, &tonga_ih_ip_block); 1773 amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block); 1774 amdgpu_device_ip_block_add(adev, &sdma_v3_0_ip_block); 1775 amdgpu_device_ip_block_add(adev, &pp_smu_ip_block); 1776 if (adev->enable_virtual_display || amdgpu_sriov_vf(adev)) 1777 amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block); 1778 #if defined(CONFIG_DRM_AMD_DC) 1779 else if (amdgpu_device_has_dc_support(adev)) 1780 amdgpu_device_ip_block_add(adev, &dm_ip_block); 1781 #endif 1782 else 1783 amdgpu_device_ip_block_add(adev, &dce_v10_0_ip_block); 1784 if (!amdgpu_sriov_vf(adev)) { 1785 amdgpu_device_ip_block_add(adev, &uvd_v5_0_ip_block); 1786 amdgpu_device_ip_block_add(adev, &vce_v3_0_ip_block); 1787 } 1788 break; 1789 case CHIP_POLARIS10: 1790 case CHIP_POLARIS11: 1791 case CHIP_POLARIS12: 1792 case CHIP_VEGAM: 1793 amdgpu_device_ip_block_add(adev, &vi_common_ip_block); 1794 amdgpu_device_ip_block_add(adev, &gmc_v8_1_ip_block); 1795 amdgpu_device_ip_block_add(adev, &tonga_ih_ip_block); 1796 amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block); 1797 amdgpu_device_ip_block_add(adev, &sdma_v3_1_ip_block); 1798 amdgpu_device_ip_block_add(adev, &pp_smu_ip_block); 1799 if (adev->enable_virtual_display) 1800 amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block); 1801 #if defined(CONFIG_DRM_AMD_DC) 1802 else if (amdgpu_device_has_dc_support(adev)) 1803 amdgpu_device_ip_block_add(adev, &dm_ip_block); 1804 #endif 1805 else 1806 amdgpu_device_ip_block_add(adev, &dce_v11_2_ip_block); 1807 amdgpu_device_ip_block_add(adev, &uvd_v6_3_ip_block); 1808 amdgpu_device_ip_block_add(adev, &vce_v3_4_ip_block); 1809 break; 1810 case CHIP_CARRIZO: 1811 amdgpu_device_ip_block_add(adev, &vi_common_ip_block); 1812 amdgpu_device_ip_block_add(adev, &gmc_v8_0_ip_block); 1813 amdgpu_device_ip_block_add(adev, &cz_ih_ip_block); 1814 amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block); 1815 amdgpu_device_ip_block_add(adev, &sdma_v3_0_ip_block); 1816 amdgpu_device_ip_block_add(adev, &pp_smu_ip_block); 1817 if (adev->enable_virtual_display) 1818 amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block); 1819 #if defined(CONFIG_DRM_AMD_DC) 1820 else if (amdgpu_device_has_dc_support(adev)) 1821 amdgpu_device_ip_block_add(adev, &dm_ip_block); 1822 #endif 1823 else 1824 amdgpu_device_ip_block_add(adev, &dce_v11_0_ip_block); 1825 amdgpu_device_ip_block_add(adev, &uvd_v6_0_ip_block); 1826 amdgpu_device_ip_block_add(adev, &vce_v3_1_ip_block); 1827 #if defined(CONFIG_DRM_AMD_ACP) 1828 amdgpu_device_ip_block_add(adev, &acp_ip_block); 1829 #endif 1830 break; 1831 case CHIP_STONEY: 1832 amdgpu_device_ip_block_add(adev, &vi_common_ip_block); 1833 amdgpu_device_ip_block_add(adev, &gmc_v8_0_ip_block); 1834 amdgpu_device_ip_block_add(adev, &cz_ih_ip_block); 1835 amdgpu_device_ip_block_add(adev, &gfx_v8_1_ip_block); 1836 amdgpu_device_ip_block_add(adev, &sdma_v3_0_ip_block); 1837 amdgpu_device_ip_block_add(adev, &pp_smu_ip_block); 1838 if (adev->enable_virtual_display) 1839 amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block); 1840 #if defined(CONFIG_DRM_AMD_DC) 1841 else if (amdgpu_device_has_dc_support(adev)) 1842 amdgpu_device_ip_block_add(adev, &dm_ip_block); 1843 #endif 1844 else 1845 amdgpu_device_ip_block_add(adev, &dce_v11_0_ip_block); 1846 amdgpu_device_ip_block_add(adev, &uvd_v6_2_ip_block); 1847 amdgpu_device_ip_block_add(adev, &vce_v3_4_ip_block); 1848 #if defined(CONFIG_DRM_AMD_ACP) 1849 amdgpu_device_ip_block_add(adev, &acp_ip_block); 1850 #endif 1851 break; 1852 default: 1853 /* FIXME: not supported yet */ 1854 return -EINVAL; 1855 } 1856 1857 return 0; 1858 } 1859 1860 void legacy_doorbell_index_init(struct amdgpu_device *adev) 1861 { 1862 adev->doorbell_index.kiq = AMDGPU_DOORBELL_KIQ; 1863 adev->doorbell_index.mec_ring0 = AMDGPU_DOORBELL_MEC_RING0; 1864 adev->doorbell_index.mec_ring1 = AMDGPU_DOORBELL_MEC_RING1; 1865 adev->doorbell_index.mec_ring2 = AMDGPU_DOORBELL_MEC_RING2; 1866 adev->doorbell_index.mec_ring3 = AMDGPU_DOORBELL_MEC_RING3; 1867 adev->doorbell_index.mec_ring4 = AMDGPU_DOORBELL_MEC_RING4; 1868 adev->doorbell_index.mec_ring5 = AMDGPU_DOORBELL_MEC_RING5; 1869 adev->doorbell_index.mec_ring6 = AMDGPU_DOORBELL_MEC_RING6; 1870 adev->doorbell_index.mec_ring7 = AMDGPU_DOORBELL_MEC_RING7; 1871 adev->doorbell_index.gfx_ring0 = AMDGPU_DOORBELL_GFX_RING0; 1872 adev->doorbell_index.sdma_engine[0] = AMDGPU_DOORBELL_sDMA_ENGINE0; 1873 adev->doorbell_index.sdma_engine[1] = AMDGPU_DOORBELL_sDMA_ENGINE1; 1874 adev->doorbell_index.ih = AMDGPU_DOORBELL_IH; 1875 adev->doorbell_index.max_assignment = AMDGPU_DOORBELL_MAX_ASSIGNMENT; 1876 } 1877