drivers/gpu/drm/amd/amdgpu/soc15.c

   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 #if defined(CONFIG_DRM_AMD_DC)
 536                 else if (amdgpu_device_has_dc_support(adev))
 537                         amdgpu_ip_block_add(adev, &dm_ip_block);
 538 #else
 539 #       warning "Enable CONFIG_DRM_AMD_DC for display support on SOC15."
 540 #endif
 541                 amdgpu_ip_block_add(adev, &gfx_v9_0_ip_block);
 542                 amdgpu_ip_block_add(adev, &sdma_v4_0_ip_block);
 543                 amdgpu_ip_block_add(adev, &uvd_v7_0_ip_block);
 544                 amdgpu_ip_block_add(adev, &vce_v4_0_ip_block);
 545                 break;
 546         case CHIP_RAVEN:
 547                 amdgpu_ip_block_add(adev, &vega10_common_ip_block);
 548                 amdgpu_ip_block_add(adev, &gmc_v9_0_ip_block);
 549                 amdgpu_ip_block_add(adev, &vega10_ih_ip_block);
 550                 amdgpu_ip_block_add(adev, &psp_v10_0_ip_block);
 551                 amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block);
 552                 if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
 553                         amdgpu_ip_block_add(adev, &dce_virtual_ip_block);
 554 #if defined(CONFIG_DRM_AMD_DC)
 555                 else if (amdgpu_device_has_dc_support(adev))
 556                         amdgpu_ip_block_add(adev, &dm_ip_block);
 557 #else
 558 #       warning "Enable CONFIG_DRM_AMD_DC for display support on SOC15."
 559 #endif
 560                 amdgpu_ip_block_add(adev, &gfx_v9_0_ip_block);
 561                 amdgpu_ip_block_add(adev, &sdma_v4_0_ip_block);
 562                 amdgpu_ip_block_add(adev, &vcn_v1_0_ip_block);
 563                 break;
 564         default:
 565                 return -EINVAL;
 566         }
 567
 568         return 0;
 569 }
 570
 571 static uint32_t soc15_get_rev_id(struct amdgpu_device *adev)
 572 {
 573         if (adev->flags & AMD_IS_APU)
 574                 return nbio_v7_0_get_rev_id(adev);
 575         else
 576                 return nbio_v6_1_get_rev_id(adev);
 577 }
 578
 579 static const struct amdgpu_asic_funcs soc15_asic_funcs =
 580 {
 581         .read_disabled_bios = &soc15_read_disabled_bios,
 582         .read_bios_from_rom = &soc15_read_bios_from_rom,
 583         .read_register = &soc15_read_register,
 584         .reset = &soc15_asic_reset,
 585         .set_vga_state = &soc15_vga_set_state,
 586         .get_xclk = &soc15_get_xclk,
 587         .set_uvd_clocks = &soc15_set_uvd_clocks,
 588         .set_vce_clocks = &soc15_set_vce_clocks,
 589         .get_config_memsize = &soc15_get_config_memsize,
 590 };
 591
 592 static int soc15_common_early_init(void *handle)
 593 {
 594         bool psp_enabled = false;
 595         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 596
 597         adev->smc_rreg = NULL;
 598         adev->smc_wreg = NULL;
 599         adev->pcie_rreg = &soc15_pcie_rreg;
 600         adev->pcie_wreg = &soc15_pcie_wreg;
 601         adev->uvd_ctx_rreg = &soc15_uvd_ctx_rreg;
 602         adev->uvd_ctx_wreg = &soc15_uvd_ctx_wreg;
 603         adev->didt_rreg = &soc15_didt_rreg;
 604         adev->didt_wreg = &soc15_didt_wreg;
 605         adev->gc_cac_rreg = &soc15_gc_cac_rreg;
 606         adev->gc_cac_wreg = &soc15_gc_cac_wreg;
 607         adev->se_cac_rreg = &soc15_se_cac_rreg;
 608         adev->se_cac_wreg = &soc15_se_cac_wreg;
 609
 610         adev->asic_funcs = &soc15_asic_funcs;
 611
 612         if (amdgpu_get_ip_block(adev, AMD_IP_BLOCK_TYPE_PSP) &&
 613                 (amdgpu_ip_block_mask & (1 << AMD_IP_BLOCK_TYPE_PSP)))
 614                 psp_enabled = true;
 615
 616         adev->rev_id = soc15_get_rev_id(adev);
 617         adev->external_rev_id = 0xFF;
 618         switch (adev->asic_type) {
 619         case CHIP_VEGA10:
 620                 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
 621                         AMD_CG_SUPPORT_GFX_MGLS |
 622                         AMD_CG_SUPPORT_GFX_RLC_LS |
 623                         AMD_CG_SUPPORT_GFX_CP_LS |
 624                         AMD_CG_SUPPORT_GFX_3D_CGCG |
 625                         AMD_CG_SUPPORT_GFX_3D_CGLS |
 626                         AMD_CG_SUPPORT_GFX_CGCG |
 627                         AMD_CG_SUPPORT_GFX_CGLS |
 628                         AMD_CG_SUPPORT_BIF_MGCG |
 629                         AMD_CG_SUPPORT_BIF_LS |
 630                         AMD_CG_SUPPORT_HDP_LS |
 631                         AMD_CG_SUPPORT_DRM_MGCG |
 632                         AMD_CG_SUPPORT_DRM_LS |
 633                         AMD_CG_SUPPORT_ROM_MGCG |
 634                         AMD_CG_SUPPORT_DF_MGCG |
 635                         AMD_CG_SUPPORT_SDMA_MGCG |
 636                         AMD_CG_SUPPORT_SDMA_LS |
 637                         AMD_CG_SUPPORT_MC_MGCG |
 638                         AMD_CG_SUPPORT_MC_LS;
 639                 adev->pg_flags = 0;
 640                 adev->external_rev_id = 0x1;
 641                 break;
 642         case CHIP_RAVEN:
 643                 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
 644                         AMD_CG_SUPPORT_GFX_MGLS |
 645                         AMD_CG_SUPPORT_GFX_RLC_LS |
 646                         AMD_CG_SUPPORT_GFX_CP_LS |
 647                         AMD_CG_SUPPORT_GFX_3D_CGCG |
 648                         AMD_CG_SUPPORT_GFX_3D_CGLS |
 649                         AMD_CG_SUPPORT_GFX_CGCG |
 650                         AMD_CG_SUPPORT_GFX_CGLS |
 651                         AMD_CG_SUPPORT_BIF_MGCG |
 652                         AMD_CG_SUPPORT_BIF_LS |
 653                         AMD_CG_SUPPORT_HDP_MGCG |
 654                         AMD_CG_SUPPORT_HDP_LS |
 655                         AMD_CG_SUPPORT_DRM_MGCG |
 656                         AMD_CG_SUPPORT_DRM_LS |
 657                         AMD_CG_SUPPORT_ROM_MGCG |
 658                         AMD_CG_SUPPORT_MC_MGCG |
 659                         AMD_CG_SUPPORT_MC_LS |
 660                         AMD_CG_SUPPORT_SDMA_MGCG |
 661                         AMD_CG_SUPPORT_SDMA_LS;
 662                 adev->pg_flags = AMD_PG_SUPPORT_SDMA |
 663                                  AMD_PG_SUPPORT_MMHUB;
 664                 adev->external_rev_id = 0x1;
 665                 break;
 666         default:
 667                 /* FIXME: not supported yet */
 668                 return -EINVAL;
 669         }
 670
 671         if (amdgpu_sriov_vf(adev)) {
 672                 amdgpu_virt_init_setting(adev);
 673                 xgpu_ai_mailbox_set_irq_funcs(adev);
 674         }
 675
 676         adev->firmware.load_type = amdgpu_ucode_get_load_type(adev, amdgpu_fw_load_type);
 677
 678         amdgpu_get_pcie_info(adev);
 679
 680         return 0;
 681 }
 682
 683 static int soc15_common_late_init(void *handle)
 684 {
 685         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 686
 687         if (amdgpu_sriov_vf(adev))
 688                 xgpu_ai_mailbox_get_irq(adev);
 689
 690         return 0;
 691 }
 692
 693 static int soc15_common_sw_init(void *handle)
 694 {
 695         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 696
 697         if (amdgpu_sriov_vf(adev))
 698                 xgpu_ai_mailbox_add_irq_id(adev);
 699
 700         return 0;
 701 }
 702
 703 static int soc15_common_sw_fini(void *handle)
 704 {
 705         return 0;
 706 }
 707
 708 static int soc15_common_hw_init(void *handle)
 709 {
 710         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 711
 712         /* move the golden regs per IP block */
 713         soc15_init_golden_registers(adev);
 714         /* enable pcie gen2/3 link */
 715         soc15_pcie_gen3_enable(adev);
 716         /* enable aspm */
 717         soc15_program_aspm(adev);
 718         /* setup nbio registers */
 719         if (!(adev->flags & AMD_IS_APU))
 720                 nbio_v6_1_init_registers(adev);
 721         /* enable the doorbell aperture */
 722         soc15_enable_doorbell_aperture(adev, true);
 723
 724         return 0;
 725 }
 726
 727 static int soc15_common_hw_fini(void *handle)
 728 {
 729         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 730
 731         /* disable the doorbell aperture */
 732         soc15_enable_doorbell_aperture(adev, false);
 733         if (amdgpu_sriov_vf(adev))
 734                 xgpu_ai_mailbox_put_irq(adev);
 735
 736         return 0;
 737 }
 738
 739 static int soc15_common_suspend(void *handle)
 740 {
 741         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 742
 743         return soc15_common_hw_fini(adev);
 744 }
 745
 746 static int soc15_common_resume(void *handle)
 747 {
 748         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 749
 750         return soc15_common_hw_init(adev);
 751 }
 752
 753 static bool soc15_common_is_idle(void *handle)
 754 {
 755         return true;
 756 }
 757
 758 static int soc15_common_wait_for_idle(void *handle)
 759 {
 760         return 0;
 761 }
 762
 763 static int soc15_common_soft_reset(void *handle)
 764 {
 765         return 0;
 766 }
 767
 768 static void soc15_update_hdp_light_sleep(struct amdgpu_device *adev, bool enable)
 769 {
 770         uint32_t def, data;
 771
 772         def = data = RREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS));
 773
 774         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS))
 775                 data |= HDP_MEM_POWER_LS__LS_ENABLE_MASK;
 776         else
 777                 data &= ~HDP_MEM_POWER_LS__LS_ENABLE_MASK;
 778
 779         if (def != data)
 780                 WREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS), data);
 781 }
 782
 783 static void soc15_update_drm_clock_gating(struct amdgpu_device *adev, bool enable)
 784 {
 785         uint32_t def, data;
 786
 787         def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0));
 788
 789         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_MGCG))
 790                 data &= ~(0x01000000 |
 791                           0x02000000 |
 792                           0x04000000 |
 793                           0x08000000 |
 794                           0x10000000 |
 795                           0x20000000 |
 796                           0x40000000 |
 797                           0x80000000);
 798         else
 799                 data |= (0x01000000 |
 800                          0x02000000 |
 801                          0x04000000 |
 802                          0x08000000 |
 803                          0x10000000 |
 804                          0x20000000 |
 805                          0x40000000 |
 806                          0x80000000);
 807
 808         if (def != data)
 809                 WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0), data);
 810 }
 811
 812 static void soc15_update_drm_light_sleep(struct amdgpu_device *adev, bool enable)
 813 {
 814         uint32_t def, data;
 815
 816         def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL));
 817
 818         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS))
 819                 data |= 1;
 820         else
 821                 data &= ~1;
 822
 823         if (def != data)
 824                 WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL), data);
 825 }
 826
 827 static void soc15_update_rom_medium_grain_clock_gating(struct amdgpu_device *adev,
 828                                                        bool enable)
 829 {
 830         uint32_t def, data;
 831
 832         def = data = RREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0));
 833
 834         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG))
 835                 data &= ~(CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
 836                         CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK);
 837         else
 838                 data |= CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
 839                         CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK;
 840
 841         if (def != data)
 842                 WREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0), data);
 843 }
 844
 845 static void soc15_update_df_medium_grain_clock_gating(struct amdgpu_device *adev,
 846                                                        bool enable)
 847 {
 848         uint32_t data;
 849
 850         /* Put DF on broadcast mode */
 851         data = RREG32(SOC15_REG_OFFSET(DF, 0, mmFabricConfigAccessControl));
 852         data &= ~FabricConfigAccessControl__CfgRegInstAccEn_MASK;
 853         WREG32(SOC15_REG_OFFSET(DF, 0, mmFabricConfigAccessControl), data);
 854
 855         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DF_MGCG)) {
 856                 data = RREG32(SOC15_REG_OFFSET(DF, 0, mmDF_PIE_AON0_DfGlobalClkGater));
 857                 data &= ~DF_PIE_AON0_DfGlobalClkGater__MGCGMode_MASK;
 858                 data |= DF_MGCG_ENABLE_15_CYCLE_DELAY;
 859                 WREG32(SOC15_REG_OFFSET(DF, 0, mmDF_PIE_AON0_DfGlobalClkGater), data);
 860         } else {
 861                 data = RREG32(SOC15_REG_OFFSET(DF, 0, mmDF_PIE_AON0_DfGlobalClkGater));
 862                 data &= ~DF_PIE_AON0_DfGlobalClkGater__MGCGMode_MASK;
 863                 data |= DF_MGCG_DISABLE;
 864                 WREG32(SOC15_REG_OFFSET(DF, 0, mmDF_PIE_AON0_DfGlobalClkGater), data);
 865         }
 866
 867         WREG32(SOC15_REG_OFFSET(DF, 0, mmFabricConfigAccessControl),
 868                mmFabricConfigAccessControl_DEFAULT);
 869 }
 870
 871 static int soc15_common_set_clockgating_state(void *handle,
 872                                             enum amd_clockgating_state state)
 873 {
 874         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 875
 876         if (amdgpu_sriov_vf(adev))
 877                 return 0;
 878
 879         switch (adev->asic_type) {
 880         case CHIP_VEGA10:
 881                 nbio_v6_1_update_medium_grain_clock_gating(adev,
 882                                 state == AMD_CG_STATE_GATE ? true : false);
 883                 nbio_v6_1_update_medium_grain_light_sleep(adev,
 884                                 state == AMD_CG_STATE_GATE ? true : false);
 885                 soc15_update_hdp_light_sleep(adev,
 886                                 state == AMD_CG_STATE_GATE ? true : false);
 887                 soc15_update_drm_clock_gating(adev,
 888                                 state == AMD_CG_STATE_GATE ? true : false);
 889                 soc15_update_drm_light_sleep(adev,
 890                                 state == AMD_CG_STATE_GATE ? true : false);
 891                 soc15_update_rom_medium_grain_clock_gating(adev,
 892                                 state == AMD_CG_STATE_GATE ? true : false);
 893                 soc15_update_df_medium_grain_clock_gating(adev,
 894                                 state == AMD_CG_STATE_GATE ? true : false);
 895                 break;
 896         case CHIP_RAVEN:
 897                 nbio_v7_0_update_medium_grain_clock_gating(adev,
 898                                 state == AMD_CG_STATE_GATE ? true : false);
 899                 nbio_v6_1_update_medium_grain_light_sleep(adev,
 900                                 state == AMD_CG_STATE_GATE ? true : false);
 901                 soc15_update_hdp_light_sleep(adev,
 902                                 state == AMD_CG_STATE_GATE ? true : false);
 903                 soc15_update_drm_clock_gating(adev,
 904                                 state == AMD_CG_STATE_GATE ? true : false);
 905                 soc15_update_drm_light_sleep(adev,
 906                                 state == AMD_CG_STATE_GATE ? true : false);
 907                 soc15_update_rom_medium_grain_clock_gating(adev,
 908                                 state == AMD_CG_STATE_GATE ? true : false);
 909                 break;
 910         default:
 911                 break;
 912         }
 913         return 0;
 914 }
 915
 916 static void soc15_common_get_clockgating_state(void *handle, u32 *flags)
 917 {
 918         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 919         int data;
 920
 921         if (amdgpu_sriov_vf(adev))
 922                 *flags = 0;
 923
 924         nbio_v6_1_get_clockgating_state(adev, flags);
 925
 926         /* AMD_CG_SUPPORT_HDP_LS */
 927         data = RREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS));
 928         if (data & HDP_MEM_POWER_LS__LS_ENABLE_MASK)
 929                 *flags |= AMD_CG_SUPPORT_HDP_LS;
 930
 931         /* AMD_CG_SUPPORT_DRM_MGCG */
 932         data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0));
 933         if (!(data & 0x01000000))
 934                 *flags |= AMD_CG_SUPPORT_DRM_MGCG;
 935
 936         /* AMD_CG_SUPPORT_DRM_LS */
 937         data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL));
 938         if (data & 0x1)
 939                 *flags |= AMD_CG_SUPPORT_DRM_LS;
 940
 941         /* AMD_CG_SUPPORT_ROM_MGCG */
 942         data = RREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0));
 943         if (!(data & CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK))
 944                 *flags |= AMD_CG_SUPPORT_ROM_MGCG;
 945
 946         /* AMD_CG_SUPPORT_DF_MGCG */
 947         data = RREG32(SOC15_REG_OFFSET(DF, 0, mmDF_PIE_AON0_DfGlobalClkGater));
 948         if (data & DF_MGCG_ENABLE_15_CYCLE_DELAY)
 949                 *flags |= AMD_CG_SUPPORT_DF_MGCG;
 950 }
 951
 952 static int soc15_common_set_powergating_state(void *handle,
 953                                             enum amd_powergating_state state)
 954 {
 955         /* todo */
 956         return 0;
 957 }
 958
 959 const struct amd_ip_funcs soc15_common_ip_funcs = {
 960         .name = "soc15_common",
 961         .early_init = soc15_common_early_init,
 962         .late_init = soc15_common_late_init,
 963         .sw_init = soc15_common_sw_init,
 964         .sw_fini = soc15_common_sw_fini,
 965         .hw_init = soc15_common_hw_init,
 966         .hw_fini = soc15_common_hw_fini,
 967         .suspend = soc15_common_suspend,
 968         .resume = soc15_common_resume,
 969         .is_idle = soc15_common_is_idle,
 970         .wait_for_idle = soc15_common_wait_for_idle,
 971         .soft_reset = soc15_common_soft_reset,
 972         .set_clockgating_state = soc15_common_set_clockgating_state,
 973         .set_powergating_state = soc15_common_set_powergating_state,
 974         .get_clockgating_state= soc15_common_get_clockgating_state,
 975 };