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 <linux/pci.h>
  27
  28 #include "amdgpu.h"
  29 #include "amdgpu_atombios.h"
  30 #include "amdgpu_ih.h"
  31 #include "amdgpu_uvd.h"
  32 #include "amdgpu_vce.h"
  33 #include "amdgpu_ucode.h"
  34 #include "amdgpu_psp.h"
  35 #include "atom.h"
  36 #include "amd_pcie.h"
  37
  38 #include "uvd/uvd_7_0_offset.h"
  39 #include "gc/gc_9_0_offset.h"
  40 #include "gc/gc_9_0_sh_mask.h"
  41 #include "sdma0/sdma0_4_0_offset.h"
  42 #include "sdma1/sdma1_4_0_offset.h"
  43 #include "hdp/hdp_4_0_offset.h"
  44 #include "hdp/hdp_4_0_sh_mask.h"
  45 #include "smuio/smuio_9_0_offset.h"
  46 #include "smuio/smuio_9_0_sh_mask.h"
  47 #include "nbio/nbio_7_0_default.h"
  48 #include "nbio/nbio_7_0_offset.h"
  49 #include "nbio/nbio_7_0_sh_mask.h"
  50 #include "nbio/nbio_7_0_smn.h"
  51 #include "mp/mp_9_0_offset.h"
  52
  53 #include "soc15.h"
  54 #include "soc15_common.h"
  55 #include "gfx_v9_0.h"
  56 #include "gmc_v9_0.h"
  57 #include "gfxhub_v1_0.h"
  58 #include "mmhub_v1_0.h"
  59 #include "df_v1_7.h"
  60 #include "df_v3_6.h"
  61 #include "nbio_v6_1.h"
  62 #include "nbio_v7_0.h"
  63 #include "nbio_v7_4.h"
  64 #include "vega10_ih.h"
  65 #include "sdma_v4_0.h"
  66 #include "uvd_v7_0.h"
  67 #include "vce_v4_0.h"
  68 #include "vcn_v1_0.h"
  69 #include "vcn_v2_0.h"
  70 #include "jpeg_v2_0.h"
  71 #include "vcn_v2_5.h"
  72 #include "jpeg_v2_5.h"
  73 #include "dce_virtual.h"
  74 #include "mxgpu_ai.h"
  75 #include "amdgpu_smu.h"
  76 #include "amdgpu_ras.h"
  77 #include "amdgpu_xgmi.h"
  78 #include <uapi/linux/kfd_ioctl.h>
  79
  80 #define mmMP0_MISC_CGTT_CTRL0                                                                   0x01b9
  81 #define mmMP0_MISC_CGTT_CTRL0_BASE_IDX                                                          0
  82 #define mmMP0_MISC_LIGHT_SLEEP_CTRL                                                             0x01ba
  83 #define mmMP0_MISC_LIGHT_SLEEP_CTRL_BASE_IDX                                                    0
  84
  85 /* for Vega20 register name change */
  86 #define mmHDP_MEM_POWER_CTRL    0x00d4
  87 #define HDP_MEM_POWER_CTRL__IPH_MEM_POWER_CTRL_EN_MASK  0x00000001L
  88 #define HDP_MEM_POWER_CTRL__IPH_MEM_POWER_LS_EN_MASK    0x00000002L
  89 #define HDP_MEM_POWER_CTRL__RC_MEM_POWER_CTRL_EN_MASK   0x00010000L
  90 #define HDP_MEM_POWER_CTRL__RC_MEM_POWER_LS_EN_MASK             0x00020000L
  91 #define mmHDP_MEM_POWER_CTRL_BASE_IDX   0
  92
  93 /* for Vega20/arcturus regiter offset change */
  94 #define mmROM_INDEX_VG20                                0x00e4
  95 #define mmROM_INDEX_VG20_BASE_IDX                       0
  96 #define mmROM_DATA_VG20                                 0x00e5
  97 #define mmROM_DATA_VG20_BASE_IDX                        0
  98
  99 /*
 100  * Indirect registers accessor
 101  */
 102 static u32 soc15_pcie_rreg(struct amdgpu_device *adev, u32 reg)
 103 {
 104         unsigned long flags, address, data;
 105         u32 r;
 106         address = adev->nbio.funcs->get_pcie_index_offset(adev);
 107         data = adev->nbio.funcs->get_pcie_data_offset(adev);
 108
 109         spin_lock_irqsave(&adev->pcie_idx_lock, flags);
 110         WREG32(address, reg);
 111         (void)RREG32(address);
 112         r = RREG32(data);
 113         spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
 114         return r;
 115 }
 116
 117 static void soc15_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 118 {
 119         unsigned long flags, address, data;
 120
 121         address = adev->nbio.funcs->get_pcie_index_offset(adev);
 122         data = adev->nbio.funcs->get_pcie_data_offset(adev);
 123
 124         spin_lock_irqsave(&adev->pcie_idx_lock, flags);
 125         WREG32(address, reg);
 126         (void)RREG32(address);
 127         WREG32(data, v);
 128         (void)RREG32(data);
 129         spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
 130 }
 131
 132 static u64 soc15_pcie_rreg64(struct amdgpu_device *adev, u32 reg)
 133 {
 134         unsigned long flags, address, data;
 135         u64 r;
 136         address = adev->nbio.funcs->get_pcie_index_offset(adev);
 137         data = adev->nbio.funcs->get_pcie_data_offset(adev);
 138
 139         spin_lock_irqsave(&adev->pcie_idx_lock, flags);
 140         /* read low 32 bit */
 141         WREG32(address, reg);
 142         (void)RREG32(address);
 143         r = RREG32(data);
 144
 145         /* read high 32 bit*/
 146         WREG32(address, reg + 4);
 147         (void)RREG32(address);
 148         r |= ((u64)RREG32(data) << 32);
 149         spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
 150         return r;
 151 }
 152
 153 static void soc15_pcie_wreg64(struct amdgpu_device *adev, u32 reg, u64 v)
 154 {
 155         unsigned long flags, address, data;
 156
 157         address = adev->nbio.funcs->get_pcie_index_offset(adev);
 158         data = adev->nbio.funcs->get_pcie_data_offset(adev);
 159
 160         spin_lock_irqsave(&adev->pcie_idx_lock, flags);
 161         /* write low 32 bit */
 162         WREG32(address, reg);
 163         (void)RREG32(address);
 164         WREG32(data, (u32)(v & 0xffffffffULL));
 165         (void)RREG32(data);
 166
 167         /* write high 32 bit */
 168         WREG32(address, reg + 4);
 169         (void)RREG32(address);
 170         WREG32(data, (u32)(v >> 32));
 171         (void)RREG32(data);
 172         spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
 173 }
 174
 175 static u32 soc15_uvd_ctx_rreg(struct amdgpu_device *adev, u32 reg)
 176 {
 177         unsigned long flags, address, data;
 178         u32 r;
 179
 180         address = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_INDEX);
 181         data = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_DATA);
 182
 183         spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
 184         WREG32(address, ((reg) & 0x1ff));
 185         r = RREG32(data);
 186         spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
 187         return r;
 188 }
 189
 190 static void soc15_uvd_ctx_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 191 {
 192         unsigned long flags, address, data;
 193
 194         address = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_INDEX);
 195         data = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_DATA);
 196
 197         spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
 198         WREG32(address, ((reg) & 0x1ff));
 199         WREG32(data, (v));
 200         spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
 201 }
 202
 203 static u32 soc15_didt_rreg(struct amdgpu_device *adev, u32 reg)
 204 {
 205         unsigned long flags, address, data;
 206         u32 r;
 207
 208         address = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_INDEX);
 209         data = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_DATA);
 210
 211         spin_lock_irqsave(&adev->didt_idx_lock, flags);
 212         WREG32(address, (reg));
 213         r = RREG32(data);
 214         spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
 215         return r;
 216 }
 217
 218 static void soc15_didt_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 219 {
 220         unsigned long flags, address, data;
 221
 222         address = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_INDEX);
 223         data = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_DATA);
 224
 225         spin_lock_irqsave(&adev->didt_idx_lock, flags);
 226         WREG32(address, (reg));
 227         WREG32(data, (v));
 228         spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
 229 }
 230
 231 static u32 soc15_gc_cac_rreg(struct amdgpu_device *adev, u32 reg)
 232 {
 233         unsigned long flags;
 234         u32 r;
 235
 236         spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
 237         WREG32_SOC15(GC, 0, mmGC_CAC_IND_INDEX, (reg));
 238         r = RREG32_SOC15(GC, 0, mmGC_CAC_IND_DATA);
 239         spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
 240         return r;
 241 }
 242
 243 static void soc15_gc_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 244 {
 245         unsigned long flags;
 246
 247         spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
 248         WREG32_SOC15(GC, 0, mmGC_CAC_IND_INDEX, (reg));
 249         WREG32_SOC15(GC, 0, mmGC_CAC_IND_DATA, (v));
 250         spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
 251 }
 252
 253 static u32 soc15_se_cac_rreg(struct amdgpu_device *adev, u32 reg)
 254 {
 255         unsigned long flags;
 256         u32 r;
 257
 258         spin_lock_irqsave(&adev->se_cac_idx_lock, flags);
 259         WREG32_SOC15(GC, 0, mmSE_CAC_IND_INDEX, (reg));
 260         r = RREG32_SOC15(GC, 0, mmSE_CAC_IND_DATA);
 261         spin_unlock_irqrestore(&adev->se_cac_idx_lock, flags);
 262         return r;
 263 }
 264
 265 static void soc15_se_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 266 {
 267         unsigned long flags;
 268
 269         spin_lock_irqsave(&adev->se_cac_idx_lock, flags);
 270         WREG32_SOC15(GC, 0, mmSE_CAC_IND_INDEX, (reg));
 271         WREG32_SOC15(GC, 0, mmSE_CAC_IND_DATA, (v));
 272         spin_unlock_irqrestore(&adev->se_cac_idx_lock, flags);
 273 }
 274
 275 static u32 soc15_get_config_memsize(struct amdgpu_device *adev)
 276 {
 277         return adev->nbio.funcs->get_memsize(adev);
 278 }
 279
 280 static u32 soc15_get_xclk(struct amdgpu_device *adev)
 281 {
 282         u32 reference_clock = adev->clock.spll.reference_freq;
 283
 284         if (adev->asic_type == CHIP_RAVEN)
 285                 return reference_clock / 4;
 286
 287         return reference_clock;
 288 }
 289
 290
 291 void soc15_grbm_select(struct amdgpu_device *adev,
 292                      u32 me, u32 pipe, u32 queue, u32 vmid)
 293 {
 294         u32 grbm_gfx_cntl = 0;
 295         grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, PIPEID, pipe);
 296         grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, MEID, me);
 297         grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, VMID, vmid);
 298         grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, QUEUEID, queue);
 299
 300         WREG32_SOC15_RLC_SHADOW(GC, 0, mmGRBM_GFX_CNTL, grbm_gfx_cntl);
 301 }
 302
 303 static void soc15_vga_set_state(struct amdgpu_device *adev, bool state)
 304 {
 305         /* todo */
 306 }
 307
 308 static bool soc15_read_disabled_bios(struct amdgpu_device *adev)
 309 {
 310         /* todo */
 311         return false;
 312 }
 313
 314 static bool soc15_read_bios_from_rom(struct amdgpu_device *adev,
 315                                      u8 *bios, u32 length_bytes)
 316 {
 317         u32 *dw_ptr;
 318         u32 i, length_dw;
 319         uint32_t rom_index_offset;
 320         uint32_t rom_data_offset;
 321
 322         if (bios == NULL)
 323                 return false;
 324         if (length_bytes == 0)
 325                 return false;
 326         /* APU vbios image is part of sbios image */
 327         if (adev->flags & AMD_IS_APU)
 328                 return false;
 329
 330         dw_ptr = (u32 *)bios;
 331         length_dw = ALIGN(length_bytes, 4) / 4;
 332
 333         switch (adev->asic_type) {
 334         case CHIP_VEGA20:
 335         case CHIP_ARCTURUS:
 336                 rom_index_offset = SOC15_REG_OFFSET(SMUIO, 0, mmROM_INDEX_VG20);
 337                 rom_data_offset = SOC15_REG_OFFSET(SMUIO, 0, mmROM_DATA_VG20);
 338                 break;
 339         default:
 340                 rom_index_offset = SOC15_REG_OFFSET(SMUIO, 0, mmROM_INDEX);
 341                 rom_data_offset = SOC15_REG_OFFSET(SMUIO, 0, mmROM_DATA);
 342                 break;
 343         }
 344
 345         /* set rom index to 0 */
 346         WREG32(rom_index_offset, 0);
 347         /* read out the rom data */
 348         for (i = 0; i < length_dw; i++)
 349                 dw_ptr[i] = RREG32(rom_data_offset);
 350
 351         return true;
 352 }
 353
 354 static struct soc15_allowed_register_entry soc15_allowed_read_registers[] = {
 355         { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS)},
 356         { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS2)},
 357         { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE0)},
 358         { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE1)},
 359         { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE2)},
 360         { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE3)},
 361         { SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_STATUS_REG)},
 362         { SOC15_REG_ENTRY(SDMA1, 0, mmSDMA1_STATUS_REG)},
 363         { SOC15_REG_ENTRY(GC, 0, mmCP_STAT)},
 364         { SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT1)},
 365         { SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT2)},
 366         { SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT3)},
 367         { SOC15_REG_ENTRY(GC, 0, mmCP_CPF_BUSY_STAT)},
 368         { SOC15_REG_ENTRY(GC, 0, mmCP_CPF_STALLED_STAT1)},
 369         { SOC15_REG_ENTRY(GC, 0, mmCP_CPF_STATUS)},
 370         { SOC15_REG_ENTRY(GC, 0, mmCP_CPC_BUSY_STAT)},
 371         { SOC15_REG_ENTRY(GC, 0, mmCP_CPC_STALLED_STAT1)},
 372         { SOC15_REG_ENTRY(GC, 0, mmCP_CPC_STATUS)},
 373         { SOC15_REG_ENTRY(GC, 0, mmGB_ADDR_CONFIG)},
 374         { SOC15_REG_ENTRY(GC, 0, mmDB_DEBUG2)},
 375 };
 376
 377 static uint32_t soc15_read_indexed_register(struct amdgpu_device *adev, u32 se_num,
 378                                          u32 sh_num, u32 reg_offset)
 379 {
 380         uint32_t val;
 381
 382         mutex_lock(&adev->grbm_idx_mutex);
 383         if (se_num != 0xffffffff || sh_num != 0xffffffff)
 384                 amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff);
 385
 386         val = RREG32(reg_offset);
 387
 388         if (se_num != 0xffffffff || sh_num != 0xffffffff)
 389                 amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
 390         mutex_unlock(&adev->grbm_idx_mutex);
 391         return val;
 392 }
 393
 394 static uint32_t soc15_get_register_value(struct amdgpu_device *adev,
 395                                          bool indexed, u32 se_num,
 396                                          u32 sh_num, u32 reg_offset)
 397 {
 398         if (indexed) {
 399                 return soc15_read_indexed_register(adev, se_num, sh_num, reg_offset);
 400         } else {
 401                 if (reg_offset == SOC15_REG_OFFSET(GC, 0, mmGB_ADDR_CONFIG))
 402                         return adev->gfx.config.gb_addr_config;
 403                 else if (reg_offset == SOC15_REG_OFFSET(GC, 0, mmDB_DEBUG2))
 404                         return adev->gfx.config.db_debug2;
 405                 return RREG32(reg_offset);
 406         }
 407 }
 408
 409 static int soc15_read_register(struct amdgpu_device *adev, u32 se_num,
 410                             u32 sh_num, u32 reg_offset, u32 *value)
 411 {
 412         uint32_t i;
 413         struct soc15_allowed_register_entry  *en;
 414
 415         *value = 0;
 416         for (i = 0; i < ARRAY_SIZE(soc15_allowed_read_registers); i++) {
 417                 en = &soc15_allowed_read_registers[i];
 418                 if (reg_offset != (adev->reg_offset[en->hwip][en->inst][en->seg]
 419                                         + en->reg_offset))
 420                         continue;
 421
 422                 *value = soc15_get_register_value(adev,
 423                                                   soc15_allowed_read_registers[i].grbm_indexed,
 424                                                   se_num, sh_num, reg_offset);
 425                 return 0;
 426         }
 427         return -EINVAL;
 428 }
 429
 430
 431 /**
 432  * soc15_program_register_sequence - program an array of registers.
 433  *
 434  * @adev: amdgpu_device pointer
 435  * @regs: pointer to the register array
 436  * @array_size: size of the register array
 437  *
 438  * Programs an array or registers with and and or masks.
 439  * This is a helper for setting golden registers.
 440  */
 441
 442 void soc15_program_register_sequence(struct amdgpu_device *adev,
 443                                              const struct soc15_reg_golden *regs,
 444                                              const u32 array_size)
 445 {
 446         const struct soc15_reg_golden *entry;
 447         u32 tmp, reg;
 448         int i;
 449
 450         for (i = 0; i < array_size; ++i) {
 451                 entry = &regs[i];
 452                 reg =  adev->reg_offset[entry->hwip][entry->instance][entry->segment] + entry->reg;
 453
 454                 if (entry->and_mask == 0xffffffff) {
 455                         tmp = entry->or_mask;
 456                 } else {
 457                         tmp = RREG32(reg);
 458                         tmp &= ~(entry->and_mask);
 459                         tmp |= (entry->or_mask & entry->and_mask);
 460                 }
 461
 462                 if (reg == SOC15_REG_OFFSET(GC, 0, mmPA_SC_BINNER_EVENT_CNTL_3) ||
 463                         reg == SOC15_REG_OFFSET(GC, 0, mmPA_SC_ENHANCE) ||
 464                         reg == SOC15_REG_OFFSET(GC, 0, mmPA_SC_ENHANCE_1) ||
 465                         reg == SOC15_REG_OFFSET(GC, 0, mmSH_MEM_CONFIG))
 466                         WREG32_RLC(reg, tmp);
 467                 else
 468                         WREG32(reg, tmp);
 469
 470         }
 471
 472 }
 473
 474 static int soc15_asic_mode1_reset(struct amdgpu_device *adev)
 475 {
 476         u32 i;
 477         int ret = 0;
 478
 479         amdgpu_atombios_scratch_regs_engine_hung(adev, true);
 480
 481         dev_info(adev->dev, "GPU mode1 reset\n");
 482
 483         /* disable BM */
 484         pci_clear_master(adev->pdev);
 485
 486         pci_save_state(adev->pdev);
 487
 488         ret = psp_gpu_reset(adev);
 489         if (ret)
 490                 dev_err(adev->dev, "GPU mode1 reset failed\n");
 491
 492         pci_restore_state(adev->pdev);
 493
 494         /* wait for asic to come out of reset */
 495         for (i = 0; i < adev->usec_timeout; i++) {
 496                 u32 memsize = adev->nbio.funcs->get_memsize(adev);
 497
 498                 if (memsize != 0xffffffff)
 499                         break;
 500                 udelay(1);
 501         }
 502
 503         amdgpu_atombios_scratch_regs_engine_hung(adev, false);
 504
 505         return ret;
 506 }
 507
 508 static int soc15_asic_baco_reset(struct amdgpu_device *adev)
 509 {
 510         struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
 511         int ret = 0;
 512
 513         /* avoid NBIF got stuck when do RAS recovery in BACO reset */
 514         if (ras && ras->supported)
 515                 adev->nbio.funcs->enable_doorbell_interrupt(adev, false);
 516
 517         ret = amdgpu_dpm_baco_reset(adev);
 518         if (ret)
 519                 return ret;
 520
 521         /* re-enable doorbell interrupt after BACO exit */
 522         if (ras && ras->supported)
 523                 adev->nbio.funcs->enable_doorbell_interrupt(adev, true);
 524
 525         return 0;
 526 }
 527
 528 static enum amd_reset_method
 529 soc15_asic_reset_method(struct amdgpu_device *adev)
 530 {
 531         bool baco_reset = false;
 532         struct amdgpu_ras *ras = amdgpu_ras_get_context(adev);
 533
 534         switch (adev->asic_type) {
 535         case CHIP_RAVEN:
 536         case CHIP_RENOIR:
 537                 return AMD_RESET_METHOD_MODE2;
 538         case CHIP_VEGA10:
 539         case CHIP_VEGA12:
 540         case CHIP_ARCTURUS:
 541                 baco_reset = amdgpu_dpm_is_baco_supported(adev);
 542                 break;
 543         case CHIP_VEGA20:
 544                 if (adev->psp.sos_fw_version >= 0x80067)
 545                         baco_reset = amdgpu_dpm_is_baco_supported(adev);
 546
 547                 /*
 548                  * 1. PMFW version > 0x284300: all cases use baco
 549                  * 2. PMFW version <= 0x284300: only sGPU w/o RAS use baco
 550                  */
 551                 if ((ras && ras->supported) && adev->pm.fw_version <= 0x283400)
 552                         baco_reset = false;
 553                 break;
 554         default:
 555                 break;
 556         }
 557
 558         if (baco_reset)
 559                 return AMD_RESET_METHOD_BACO;
 560         else
 561                 return AMD_RESET_METHOD_MODE1;
 562 }
 563
 564 static int soc15_asic_reset(struct amdgpu_device *adev)
 565 {
 566         /* original raven doesn't have full asic reset */
 567         if (adev->pdev->device == 0x15dd && adev->rev_id < 0x8)
 568                 return 0;
 569
 570         switch (soc15_asic_reset_method(adev)) {
 571                 case AMD_RESET_METHOD_BACO:
 572                         if (!adev->in_suspend)
 573                                 amdgpu_inc_vram_lost(adev);
 574                         return soc15_asic_baco_reset(adev);
 575                 case AMD_RESET_METHOD_MODE2:
 576                         return amdgpu_dpm_mode2_reset(adev);
 577                 default:
 578                         if (!adev->in_suspend)
 579                                 amdgpu_inc_vram_lost(adev);
 580                         return soc15_asic_mode1_reset(adev);
 581         }
 582 }
 583
 584 static bool soc15_supports_baco(struct amdgpu_device *adev)
 585 {
 586         switch (adev->asic_type) {
 587         case CHIP_VEGA10:
 588         case CHIP_VEGA12:
 589         case CHIP_ARCTURUS:
 590                 return amdgpu_dpm_is_baco_supported(adev);
 591         case CHIP_VEGA20:
 592                 if (adev->psp.sos_fw_version >= 0x80067)
 593                         return amdgpu_dpm_is_baco_supported(adev);
 594                 return false;
 595         default:
 596                 return false;
 597         }
 598 }
 599
 600 /*static int soc15_set_uvd_clock(struct amdgpu_device *adev, u32 clock,
 601                         u32 cntl_reg, u32 status_reg)
 602 {
 603         return 0;
 604 }*/
 605
 606 static int soc15_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
 607 {
 608         /*int r;
 609
 610         r = soc15_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS);
 611         if (r)
 612                 return r;
 613
 614         r = soc15_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS);
 615         */
 616         return 0;
 617 }
 618
 619 static int soc15_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
 620 {
 621         /* todo */
 622
 623         return 0;
 624 }
 625
 626 static void soc15_pcie_gen3_enable(struct amdgpu_device *adev)
 627 {
 628         if (pci_is_root_bus(adev->pdev->bus))
 629                 return;
 630
 631         if (amdgpu_pcie_gen2 == 0)
 632                 return;
 633
 634         if (adev->flags & AMD_IS_APU)
 635                 return;
 636
 637         if (!(adev->pm.pcie_gen_mask & (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 |
 638                                         CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)))
 639                 return;
 640
 641         /* todo */
 642 }
 643
 644 static void soc15_program_aspm(struct amdgpu_device *adev)
 645 {
 646
 647         if (amdgpu_aspm == 0)
 648                 return;
 649
 650         /* todo */
 651 }
 652
 653 static void soc15_enable_doorbell_aperture(struct amdgpu_device *adev,
 654                                            bool enable)
 655 {
 656         adev->nbio.funcs->enable_doorbell_aperture(adev, enable);
 657         adev->nbio.funcs->enable_doorbell_selfring_aperture(adev, enable);
 658 }
 659
 660 static const struct amdgpu_ip_block_version vega10_common_ip_block =
 661 {
 662         .type = AMD_IP_BLOCK_TYPE_COMMON,
 663         .major = 2,
 664         .minor = 0,
 665         .rev = 0,
 666         .funcs = &soc15_common_ip_funcs,
 667 };
 668
 669 static uint32_t soc15_get_rev_id(struct amdgpu_device *adev)
 670 {
 671         return adev->nbio.funcs->get_rev_id(adev);
 672 }
 673
 674 int soc15_set_ip_blocks(struct amdgpu_device *adev)
 675 {
 676         /* Set IP register base before any HW register access */
 677         switch (adev->asic_type) {
 678         case CHIP_VEGA10:
 679         case CHIP_VEGA12:
 680         case CHIP_RAVEN:
 681         case CHIP_RENOIR:
 682                 vega10_reg_base_init(adev);
 683                 break;
 684         case CHIP_VEGA20:
 685                 vega20_reg_base_init(adev);
 686                 break;
 687         case CHIP_ARCTURUS:
 688                 arct_reg_base_init(adev);
 689                 break;
 690         default:
 691                 return -EINVAL;
 692         }
 693
 694         if (adev->asic_type == CHIP_VEGA20 || adev->asic_type == CHIP_ARCTURUS)
 695                 adev->gmc.xgmi.supported = true;
 696
 697         if (adev->flags & AMD_IS_APU) {
 698                 adev->nbio.funcs = &nbio_v7_0_funcs;
 699                 adev->nbio.hdp_flush_reg = &nbio_v7_0_hdp_flush_reg;
 700         } else if (adev->asic_type == CHIP_VEGA20 ||
 701                    adev->asic_type == CHIP_ARCTURUS) {
 702                 adev->nbio.funcs = &nbio_v7_4_funcs;
 703                 adev->nbio.hdp_flush_reg = &nbio_v7_4_hdp_flush_reg;
 704         } else {
 705                 adev->nbio.funcs = &nbio_v6_1_funcs;
 706                 adev->nbio.hdp_flush_reg = &nbio_v6_1_hdp_flush_reg;
 707         }
 708
 709         if (adev->asic_type == CHIP_VEGA20 || adev->asic_type == CHIP_ARCTURUS)
 710                 adev->df.funcs = &df_v3_6_funcs;
 711         else
 712                 adev->df.funcs = &df_v1_7_funcs;
 713
 714         adev->rev_id = soc15_get_rev_id(adev);
 715         adev->nbio.funcs->detect_hw_virt(adev);
 716
 717         if (amdgpu_sriov_vf(adev))
 718                 adev->virt.ops = &xgpu_ai_virt_ops;
 719
 720         switch (adev->asic_type) {
 721         case CHIP_VEGA10:
 722         case CHIP_VEGA12:
 723         case CHIP_VEGA20:
 724                 amdgpu_device_ip_block_add(adev, &vega10_common_ip_block);
 725                 amdgpu_device_ip_block_add(adev, &gmc_v9_0_ip_block);
 726
 727                 /* For Vega10 SR-IOV, PSP need to be initialized before IH */
 728                 if (amdgpu_sriov_vf(adev)) {
 729                         if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP)) {
 730                                 if (adev->asic_type == CHIP_VEGA20)
 731                                         amdgpu_device_ip_block_add(adev, &psp_v11_0_ip_block);
 732                                 else
 733                                         amdgpu_device_ip_block_add(adev, &psp_v3_1_ip_block);
 734                         }
 735                         amdgpu_device_ip_block_add(adev, &vega10_ih_ip_block);
 736                 } else {
 737                         amdgpu_device_ip_block_add(adev, &vega10_ih_ip_block);
 738                         if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP)) {
 739                                 if (adev->asic_type == CHIP_VEGA20)
 740                                         amdgpu_device_ip_block_add(adev, &psp_v11_0_ip_block);
 741                                 else
 742                                         amdgpu_device_ip_block_add(adev, &psp_v3_1_ip_block);
 743                         }
 744                 }
 745                 amdgpu_device_ip_block_add(adev, &gfx_v9_0_ip_block);
 746                 amdgpu_device_ip_block_add(adev, &sdma_v4_0_ip_block);
 747                 if (is_support_sw_smu(adev)) {
 748                         if (!amdgpu_sriov_vf(adev))
 749                                 amdgpu_device_ip_block_add(adev, &smu_v11_0_ip_block);
 750                 } else {
 751                         amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
 752                 }
 753                 if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
 754                         amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
 755 #if defined(CONFIG_DRM_AMD_DC)
 756                 else if (amdgpu_device_has_dc_support(adev))
 757                         amdgpu_device_ip_block_add(adev, &dm_ip_block);
 758 #endif
 759                 if (!(adev->asic_type == CHIP_VEGA20 && amdgpu_sriov_vf(adev))) {
 760                         amdgpu_device_ip_block_add(adev, &uvd_v7_0_ip_block);
 761                         amdgpu_device_ip_block_add(adev, &vce_v4_0_ip_block);
 762                 }
 763                 break;
 764         case CHIP_RAVEN:
 765                 amdgpu_device_ip_block_add(adev, &vega10_common_ip_block);
 766                 amdgpu_device_ip_block_add(adev, &gmc_v9_0_ip_block);
 767                 amdgpu_device_ip_block_add(adev, &vega10_ih_ip_block);
 768                 if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP))
 769                         amdgpu_device_ip_block_add(adev, &psp_v10_0_ip_block);
 770                 amdgpu_device_ip_block_add(adev, &gfx_v9_0_ip_block);
 771                 amdgpu_device_ip_block_add(adev, &sdma_v4_0_ip_block);
 772                 amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
 773                 if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
 774                         amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
 775 #if defined(CONFIG_DRM_AMD_DC)
 776                 else if (amdgpu_device_has_dc_support(adev))
 777                         amdgpu_device_ip_block_add(adev, &dm_ip_block);
 778 #endif
 779                 amdgpu_device_ip_block_add(adev, &vcn_v1_0_ip_block);
 780                 break;
 781         case CHIP_ARCTURUS:
 782                 amdgpu_device_ip_block_add(adev, &vega10_common_ip_block);
 783                 amdgpu_device_ip_block_add(adev, &gmc_v9_0_ip_block);
 784
 785                 if (amdgpu_sriov_vf(adev)) {
 786                         if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP))
 787                                 amdgpu_device_ip_block_add(adev, &psp_v11_0_ip_block);
 788                         amdgpu_device_ip_block_add(adev, &vega10_ih_ip_block);
 789                 } else {
 790                         amdgpu_device_ip_block_add(adev, &vega10_ih_ip_block);
 791                         if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP))
 792                                 amdgpu_device_ip_block_add(adev, &psp_v11_0_ip_block);
 793                 }
 794
 795                 if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
 796                         amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
 797                 amdgpu_device_ip_block_add(adev, &gfx_v9_0_ip_block);
 798                 amdgpu_device_ip_block_add(adev, &sdma_v4_0_ip_block);
 799                 amdgpu_device_ip_block_add(adev, &smu_v11_0_ip_block);
 800
 801                 if (amdgpu_sriov_vf(adev)) {
 802                         if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP))
 803                                 amdgpu_device_ip_block_add(adev, &vcn_v2_5_ip_block);
 804                 } else {
 805                         amdgpu_device_ip_block_add(adev, &vcn_v2_5_ip_block);
 806                 }
 807                 if (!amdgpu_sriov_vf(adev))
 808                         amdgpu_device_ip_block_add(adev, &jpeg_v2_5_ip_block);
 809                 break;
 810         case CHIP_RENOIR:
 811                 amdgpu_device_ip_block_add(adev, &vega10_common_ip_block);
 812                 amdgpu_device_ip_block_add(adev, &gmc_v9_0_ip_block);
 813                 amdgpu_device_ip_block_add(adev, &vega10_ih_ip_block);
 814                 if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP))
 815                         amdgpu_device_ip_block_add(adev, &psp_v12_0_ip_block);
 816                 amdgpu_device_ip_block_add(adev, &smu_v12_0_ip_block);
 817                 amdgpu_device_ip_block_add(adev, &gfx_v9_0_ip_block);
 818                 amdgpu_device_ip_block_add(adev, &sdma_v4_0_ip_block);
 819                 if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
 820                         amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
 821 #if defined(CONFIG_DRM_AMD_DC)
 822                 else if (amdgpu_device_has_dc_support(adev))
 823                         amdgpu_device_ip_block_add(adev, &dm_ip_block);
 824 #endif
 825                 amdgpu_device_ip_block_add(adev, &vcn_v2_0_ip_block);
 826                 amdgpu_device_ip_block_add(adev, &jpeg_v2_0_ip_block);
 827                 break;
 828         default:
 829                 return -EINVAL;
 830         }
 831
 832         return 0;
 833 }
 834
 835 static void soc15_flush_hdp(struct amdgpu_device *adev, struct amdgpu_ring *ring)
 836 {
 837         adev->nbio.funcs->hdp_flush(adev, ring);
 838 }
 839
 840 static void soc15_invalidate_hdp(struct amdgpu_device *adev,
 841                                  struct amdgpu_ring *ring)
 842 {
 843         if (!ring || !ring->funcs->emit_wreg)
 844                 WREG32_SOC15_NO_KIQ(HDP, 0, mmHDP_READ_CACHE_INVALIDATE, 1);
 845         else
 846                 amdgpu_ring_emit_wreg(ring, SOC15_REG_OFFSET(
 847                         HDP, 0, mmHDP_READ_CACHE_INVALIDATE), 1);
 848 }
 849
 850 static bool soc15_need_full_reset(struct amdgpu_device *adev)
 851 {
 852         /* change this when we implement soft reset */
 853         return true;
 854 }
 855 static void soc15_get_pcie_usage(struct amdgpu_device *adev, uint64_t *count0,
 856                                  uint64_t *count1)
 857 {
 858         uint32_t perfctr = 0;
 859         uint64_t cnt0_of, cnt1_of;
 860         int tmp;
 861
 862         /* This reports 0 on APUs, so return to avoid writing/reading registers
 863          * that may or may not be different from their GPU counterparts
 864          */
 865         if (adev->flags & AMD_IS_APU)
 866                 return;
 867
 868         /* Set the 2 events that we wish to watch, defined above */
 869         /* Reg 40 is # received msgs */
 870         /* Reg 104 is # of posted requests sent */
 871         perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT0_SEL, 40);
 872         perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT1_SEL, 104);
 873
 874         /* Write to enable desired perf counters */
 875         WREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK, perfctr);
 876         /* Zero out and enable the perf counters
 877          * Write 0x5:
 878          * Bit 0 = Start all counters(1)
 879          * Bit 2 = Global counter reset enable(1)
 880          */
 881         WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000005);
 882
 883         msleep(1000);
 884
 885         /* Load the shadow and disable the perf counters
 886          * Write 0x2:
 887          * Bit 0 = Stop counters(0)
 888          * Bit 1 = Load the shadow counters(1)
 889          */
 890         WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000002);
 891
 892         /* Read register values to get any >32bit overflow */
 893         tmp = RREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK);
 894         cnt0_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER0_UPPER);
 895         cnt1_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER1_UPPER);
 896
 897         /* Get the values and add the overflow */
 898         *count0 = RREG32_PCIE(smnPCIE_PERF_COUNT0_TXCLK) | (cnt0_of << 32);
 899         *count1 = RREG32_PCIE(smnPCIE_PERF_COUNT1_TXCLK) | (cnt1_of << 32);
 900 }
 901
 902 static void vega20_get_pcie_usage(struct amdgpu_device *adev, uint64_t *count0,
 903                                  uint64_t *count1)
 904 {
 905         uint32_t perfctr = 0;
 906         uint64_t cnt0_of, cnt1_of;
 907         int tmp;
 908
 909         /* This reports 0 on APUs, so return to avoid writing/reading registers
 910          * that may or may not be different from their GPU counterparts
 911          */
 912         if (adev->flags & AMD_IS_APU)
 913                 return;
 914
 915         /* Set the 2 events that we wish to watch, defined above */
 916         /* Reg 40 is # received msgs */
 917         /* Reg 108 is # of posted requests sent on VG20 */
 918         perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK3,
 919                                 EVENT0_SEL, 40);
 920         perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK3,
 921                                 EVENT1_SEL, 108);
 922
 923         /* Write to enable desired perf counters */
 924         WREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK3, perfctr);
 925         /* Zero out and enable the perf counters
 926          * Write 0x5:
 927          * Bit 0 = Start all counters(1)
 928          * Bit 2 = Global counter reset enable(1)
 929          */
 930         WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000005);
 931
 932         msleep(1000);
 933
 934         /* Load the shadow and disable the perf counters
 935          * Write 0x2:
 936          * Bit 0 = Stop counters(0)
 937          * Bit 1 = Load the shadow counters(1)
 938          */
 939         WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000002);
 940
 941         /* Read register values to get any >32bit overflow */
 942         tmp = RREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK3);
 943         cnt0_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK3, COUNTER0_UPPER);
 944         cnt1_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK3, COUNTER1_UPPER);
 945
 946         /* Get the values and add the overflow */
 947         *count0 = RREG32_PCIE(smnPCIE_PERF_COUNT0_TXCLK3) | (cnt0_of << 32);
 948         *count1 = RREG32_PCIE(smnPCIE_PERF_COUNT1_TXCLK3) | (cnt1_of << 32);
 949 }
 950
 951 static bool soc15_need_reset_on_init(struct amdgpu_device *adev)
 952 {
 953         u32 sol_reg;
 954
 955         /* Just return false for soc15 GPUs.  Reset does not seem to
 956          * be necessary.
 957          */
 958         if (!amdgpu_passthrough(adev))
 959                 return false;
 960
 961         if (adev->flags & AMD_IS_APU)
 962                 return false;
 963
 964         /* Check sOS sign of life register to confirm sys driver and sOS
 965          * are already been loaded.
 966          */
 967         sol_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81);
 968         if (sol_reg)
 969                 return true;
 970
 971         return false;
 972 }
 973
 974 static uint64_t soc15_get_pcie_replay_count(struct amdgpu_device *adev)
 975 {
 976         uint64_t nak_r, nak_g;
 977
 978         /* Get the number of NAKs received and generated */
 979         nak_r = RREG32_PCIE(smnPCIE_RX_NUM_NAK);
 980         nak_g = RREG32_PCIE(smnPCIE_RX_NUM_NAK_GENERATED);
 981
 982         /* Add the total number of NAKs, i.e the number of replays */
 983         return (nak_r + nak_g);
 984 }
 985
 986 static const struct amdgpu_asic_funcs soc15_asic_funcs =
 987 {
 988         .read_disabled_bios = &soc15_read_disabled_bios,
 989         .read_bios_from_rom = &soc15_read_bios_from_rom,
 990         .read_register = &soc15_read_register,
 991         .reset = &soc15_asic_reset,
 992         .reset_method = &soc15_asic_reset_method,
 993         .set_vga_state = &soc15_vga_set_state,
 994         .get_xclk = &soc15_get_xclk,
 995         .set_uvd_clocks = &soc15_set_uvd_clocks,
 996         .set_vce_clocks = &soc15_set_vce_clocks,
 997         .get_config_memsize = &soc15_get_config_memsize,
 998         .flush_hdp = &soc15_flush_hdp,
 999         .invalidate_hdp = &soc15_invalidate_hdp,
1000         .need_full_reset = &soc15_need_full_reset,
1001         .init_doorbell_index = &vega10_doorbell_index_init,
1002         .get_pcie_usage = &soc15_get_pcie_usage,
1003         .need_reset_on_init = &soc15_need_reset_on_init,
1004         .get_pcie_replay_count = &soc15_get_pcie_replay_count,
1005         .supports_baco = &soc15_supports_baco,
1006 };
1007
1008 static const struct amdgpu_asic_funcs vega20_asic_funcs =
1009 {
1010         .read_disabled_bios = &soc15_read_disabled_bios,
1011         .read_bios_from_rom = &soc15_read_bios_from_rom,
1012         .read_register = &soc15_read_register,
1013         .reset = &soc15_asic_reset,
1014         .reset_method = &soc15_asic_reset_method,
1015         .set_vga_state = &soc15_vga_set_state,
1016         .get_xclk = &soc15_get_xclk,
1017         .set_uvd_clocks = &soc15_set_uvd_clocks,
1018         .set_vce_clocks = &soc15_set_vce_clocks,
1019         .get_config_memsize = &soc15_get_config_memsize,
1020         .flush_hdp = &soc15_flush_hdp,
1021         .invalidate_hdp = &soc15_invalidate_hdp,
1022         .need_full_reset = &soc15_need_full_reset,
1023         .init_doorbell_index = &vega20_doorbell_index_init,
1024         .get_pcie_usage = &vega20_get_pcie_usage,
1025         .need_reset_on_init = &soc15_need_reset_on_init,
1026         .get_pcie_replay_count = &soc15_get_pcie_replay_count,
1027         .supports_baco = &soc15_supports_baco,
1028 };
1029
1030 static int soc15_common_early_init(void *handle)
1031 {
1032 #define MMIO_REG_HOLE_OFFSET (0x80000 - PAGE_SIZE)
1033         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1034
1035         adev->rmmio_remap.reg_offset = MMIO_REG_HOLE_OFFSET;
1036         adev->rmmio_remap.bus_addr = adev->rmmio_base + MMIO_REG_HOLE_OFFSET;
1037         adev->smc_rreg = NULL;
1038         adev->smc_wreg = NULL;
1039         adev->pcie_rreg = &soc15_pcie_rreg;
1040         adev->pcie_wreg = &soc15_pcie_wreg;
1041         adev->pcie_rreg64 = &soc15_pcie_rreg64;
1042         adev->pcie_wreg64 = &soc15_pcie_wreg64;
1043         adev->uvd_ctx_rreg = &soc15_uvd_ctx_rreg;
1044         adev->uvd_ctx_wreg = &soc15_uvd_ctx_wreg;
1045         adev->didt_rreg = &soc15_didt_rreg;
1046         adev->didt_wreg = &soc15_didt_wreg;
1047         adev->gc_cac_rreg = &soc15_gc_cac_rreg;
1048         adev->gc_cac_wreg = &soc15_gc_cac_wreg;
1049         adev->se_cac_rreg = &soc15_se_cac_rreg;
1050         adev->se_cac_wreg = &soc15_se_cac_wreg;
1051
1052
1053         adev->external_rev_id = 0xFF;
1054         switch (adev->asic_type) {
1055         case CHIP_VEGA10:
1056                 adev->asic_funcs = &soc15_asic_funcs;
1057                 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1058                         AMD_CG_SUPPORT_GFX_MGLS |
1059                         AMD_CG_SUPPORT_GFX_RLC_LS |
1060                         AMD_CG_SUPPORT_GFX_CP_LS |
1061                         AMD_CG_SUPPORT_GFX_3D_CGCG |
1062                         AMD_CG_SUPPORT_GFX_3D_CGLS |
1063                         AMD_CG_SUPPORT_GFX_CGCG |
1064                         AMD_CG_SUPPORT_GFX_CGLS |
1065                         AMD_CG_SUPPORT_BIF_MGCG |
1066                         AMD_CG_SUPPORT_BIF_LS |
1067                         AMD_CG_SUPPORT_HDP_LS |
1068                         AMD_CG_SUPPORT_DRM_MGCG |
1069                         AMD_CG_SUPPORT_DRM_LS |
1070                         AMD_CG_SUPPORT_ROM_MGCG |
1071                         AMD_CG_SUPPORT_DF_MGCG |
1072                         AMD_CG_SUPPORT_SDMA_MGCG |
1073                         AMD_CG_SUPPORT_SDMA_LS |
1074                         AMD_CG_SUPPORT_MC_MGCG |
1075                         AMD_CG_SUPPORT_MC_LS;
1076                 adev->pg_flags = 0;
1077                 adev->external_rev_id = 0x1;
1078                 break;
1079         case CHIP_VEGA12:
1080                 adev->asic_funcs = &soc15_asic_funcs;
1081                 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1082                         AMD_CG_SUPPORT_GFX_MGLS |
1083                         AMD_CG_SUPPORT_GFX_CGCG |
1084                         AMD_CG_SUPPORT_GFX_CGLS |
1085                         AMD_CG_SUPPORT_GFX_3D_CGCG |
1086                         AMD_CG_SUPPORT_GFX_3D_CGLS |
1087                         AMD_CG_SUPPORT_GFX_CP_LS |
1088                         AMD_CG_SUPPORT_MC_LS |
1089                         AMD_CG_SUPPORT_MC_MGCG |
1090                         AMD_CG_SUPPORT_SDMA_MGCG |
1091                         AMD_CG_SUPPORT_SDMA_LS |
1092                         AMD_CG_SUPPORT_BIF_MGCG |
1093                         AMD_CG_SUPPORT_BIF_LS |
1094                         AMD_CG_SUPPORT_HDP_MGCG |
1095                         AMD_CG_SUPPORT_HDP_LS |
1096                         AMD_CG_SUPPORT_ROM_MGCG |
1097                         AMD_CG_SUPPORT_VCE_MGCG |
1098                         AMD_CG_SUPPORT_UVD_MGCG;
1099                 adev->pg_flags = 0;
1100                 adev->external_rev_id = adev->rev_id + 0x14;
1101                 break;
1102         case CHIP_VEGA20:
1103                 adev->asic_funcs = &vega20_asic_funcs;
1104                 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1105                         AMD_CG_SUPPORT_GFX_MGLS |
1106                         AMD_CG_SUPPORT_GFX_CGCG |
1107                         AMD_CG_SUPPORT_GFX_CGLS |
1108                         AMD_CG_SUPPORT_GFX_3D_CGCG |
1109                         AMD_CG_SUPPORT_GFX_3D_CGLS |
1110                         AMD_CG_SUPPORT_GFX_CP_LS |
1111                         AMD_CG_SUPPORT_MC_LS |
1112                         AMD_CG_SUPPORT_MC_MGCG |
1113                         AMD_CG_SUPPORT_SDMA_MGCG |
1114                         AMD_CG_SUPPORT_SDMA_LS |
1115                         AMD_CG_SUPPORT_BIF_MGCG |
1116                         AMD_CG_SUPPORT_BIF_LS |
1117                         AMD_CG_SUPPORT_HDP_MGCG |
1118                         AMD_CG_SUPPORT_HDP_LS |
1119                         AMD_CG_SUPPORT_ROM_MGCG |
1120                         AMD_CG_SUPPORT_VCE_MGCG |
1121                         AMD_CG_SUPPORT_UVD_MGCG;
1122                 adev->pg_flags = 0;
1123                 adev->external_rev_id = adev->rev_id + 0x28;
1124                 break;
1125         case CHIP_RAVEN:
1126                 adev->asic_funcs = &soc15_asic_funcs;
1127                 if (adev->rev_id >= 0x8)
1128                         adev->external_rev_id = adev->rev_id + 0x79;
1129                 else if (adev->pdev->device == 0x15d8)
1130                         adev->external_rev_id = adev->rev_id + 0x41;
1131                 else if (adev->rev_id == 1)
1132                         adev->external_rev_id = adev->rev_id + 0x20;
1133                 else
1134                         adev->external_rev_id = adev->rev_id + 0x01;
1135
1136                 if (adev->rev_id >= 0x8) {
1137                         adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1138                                 AMD_CG_SUPPORT_GFX_MGLS |
1139                                 AMD_CG_SUPPORT_GFX_CP_LS |
1140                                 AMD_CG_SUPPORT_GFX_3D_CGCG |
1141                                 AMD_CG_SUPPORT_GFX_3D_CGLS |
1142                                 AMD_CG_SUPPORT_GFX_CGCG |
1143                                 AMD_CG_SUPPORT_GFX_CGLS |
1144                                 AMD_CG_SUPPORT_BIF_LS |
1145                                 AMD_CG_SUPPORT_HDP_LS |
1146                                 AMD_CG_SUPPORT_ROM_MGCG |
1147                                 AMD_CG_SUPPORT_MC_MGCG |
1148                                 AMD_CG_SUPPORT_MC_LS |
1149                                 AMD_CG_SUPPORT_SDMA_MGCG |
1150                                 AMD_CG_SUPPORT_SDMA_LS |
1151                                 AMD_CG_SUPPORT_VCN_MGCG;
1152
1153                         adev->pg_flags = AMD_PG_SUPPORT_SDMA | AMD_PG_SUPPORT_VCN;
1154                 } else if (adev->pdev->device == 0x15d8) {
1155                         adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1156                                 AMD_CG_SUPPORT_GFX_MGLS |
1157                                 AMD_CG_SUPPORT_GFX_CP_LS |
1158                                 AMD_CG_SUPPORT_GFX_3D_CGCG |
1159                                 AMD_CG_SUPPORT_GFX_3D_CGLS |
1160                                 AMD_CG_SUPPORT_GFX_CGCG |
1161                                 AMD_CG_SUPPORT_GFX_CGLS |
1162                                 AMD_CG_SUPPORT_BIF_LS |
1163                                 AMD_CG_SUPPORT_HDP_LS |
1164                                 AMD_CG_SUPPORT_ROM_MGCG |
1165                                 AMD_CG_SUPPORT_MC_MGCG |
1166                                 AMD_CG_SUPPORT_MC_LS |
1167                                 AMD_CG_SUPPORT_SDMA_MGCG |
1168                                 AMD_CG_SUPPORT_SDMA_LS;
1169
1170                         adev->pg_flags = AMD_PG_SUPPORT_SDMA |
1171                                 AMD_PG_SUPPORT_MMHUB |
1172                                 AMD_PG_SUPPORT_VCN |
1173                                 AMD_PG_SUPPORT_VCN_DPG;
1174                 } else {
1175                         adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1176                                 AMD_CG_SUPPORT_GFX_MGLS |
1177                                 AMD_CG_SUPPORT_GFX_RLC_LS |
1178                                 AMD_CG_SUPPORT_GFX_CP_LS |
1179                                 AMD_CG_SUPPORT_GFX_3D_CGCG |
1180                                 AMD_CG_SUPPORT_GFX_3D_CGLS |
1181                                 AMD_CG_SUPPORT_GFX_CGCG |
1182                                 AMD_CG_SUPPORT_GFX_CGLS |
1183                                 AMD_CG_SUPPORT_BIF_MGCG |
1184                                 AMD_CG_SUPPORT_BIF_LS |
1185                                 AMD_CG_SUPPORT_HDP_MGCG |
1186                                 AMD_CG_SUPPORT_HDP_LS |
1187                                 AMD_CG_SUPPORT_DRM_MGCG |
1188                                 AMD_CG_SUPPORT_DRM_LS |
1189                                 AMD_CG_SUPPORT_ROM_MGCG |
1190                                 AMD_CG_SUPPORT_MC_MGCG |
1191                                 AMD_CG_SUPPORT_MC_LS |
1192                                 AMD_CG_SUPPORT_SDMA_MGCG |
1193                                 AMD_CG_SUPPORT_SDMA_LS |
1194                                 AMD_CG_SUPPORT_VCN_MGCG;
1195
1196                         adev->pg_flags = AMD_PG_SUPPORT_SDMA | AMD_PG_SUPPORT_VCN;
1197                 }
1198                 break;
1199         case CHIP_ARCTURUS:
1200                 adev->asic_funcs = &vega20_asic_funcs;
1201                 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1202                         AMD_CG_SUPPORT_GFX_MGLS |
1203                         AMD_CG_SUPPORT_GFX_CGCG |
1204                         AMD_CG_SUPPORT_GFX_CGLS |
1205                         AMD_CG_SUPPORT_GFX_CP_LS |
1206                         AMD_CG_SUPPORT_HDP_MGCG |
1207                         AMD_CG_SUPPORT_HDP_LS |
1208                         AMD_CG_SUPPORT_SDMA_MGCG |
1209                         AMD_CG_SUPPORT_SDMA_LS |
1210                         AMD_CG_SUPPORT_MC_MGCG |
1211                         AMD_CG_SUPPORT_MC_LS |
1212                         AMD_CG_SUPPORT_IH_CG |
1213                         AMD_CG_SUPPORT_VCN_MGCG |
1214                         AMD_CG_SUPPORT_JPEG_MGCG;
1215                 adev->pg_flags = 0;
1216                 adev->external_rev_id = adev->rev_id + 0x32;
1217                 break;
1218         case CHIP_RENOIR:
1219                 adev->asic_funcs = &soc15_asic_funcs;
1220                 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1221                                  AMD_CG_SUPPORT_GFX_MGLS |
1222                                  AMD_CG_SUPPORT_GFX_3D_CGCG |
1223                                  AMD_CG_SUPPORT_GFX_3D_CGLS |
1224                                  AMD_CG_SUPPORT_GFX_CGCG |
1225                                  AMD_CG_SUPPORT_GFX_CGLS |
1226                                  AMD_CG_SUPPORT_GFX_CP_LS |
1227                                  AMD_CG_SUPPORT_MC_MGCG |
1228                                  AMD_CG_SUPPORT_MC_LS |
1229                                  AMD_CG_SUPPORT_SDMA_MGCG |
1230                                  AMD_CG_SUPPORT_SDMA_LS |
1231                                  AMD_CG_SUPPORT_BIF_LS |
1232                                  AMD_CG_SUPPORT_HDP_LS |
1233                                  AMD_CG_SUPPORT_ROM_MGCG |
1234                                  AMD_CG_SUPPORT_VCN_MGCG |
1235                                  AMD_CG_SUPPORT_JPEG_MGCG |
1236                                  AMD_CG_SUPPORT_IH_CG |
1237                                  AMD_CG_SUPPORT_ATHUB_LS |
1238                                  AMD_CG_SUPPORT_ATHUB_MGCG |
1239                                  AMD_CG_SUPPORT_DF_MGCG;
1240                 adev->pg_flags = AMD_PG_SUPPORT_SDMA |
1241                                  AMD_PG_SUPPORT_VCN |
1242                                  AMD_PG_SUPPORT_JPEG |
1243                                  AMD_PG_SUPPORT_VCN_DPG;
1244                 adev->external_rev_id = adev->rev_id + 0x91;
1245                 break;
1246         default:
1247                 /* FIXME: not supported yet */
1248                 return -EINVAL;
1249         }
1250
1251         if (amdgpu_sriov_vf(adev)) {
1252                 amdgpu_virt_init_setting(adev);
1253                 xgpu_ai_mailbox_set_irq_funcs(adev);
1254         }
1255
1256         return 0;
1257 }
1258
1259 static int soc15_common_late_init(void *handle)
1260 {
1261         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1262         int r = 0;
1263
1264         if (amdgpu_sriov_vf(adev))
1265                 xgpu_ai_mailbox_get_irq(adev);
1266
1267         if (adev->nbio.funcs->ras_late_init)
1268                 r = adev->nbio.funcs->ras_late_init(adev);
1269
1270         return r;
1271 }
1272
1273 static int soc15_common_sw_init(void *handle)
1274 {
1275         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1276
1277         if (amdgpu_sriov_vf(adev))
1278                 xgpu_ai_mailbox_add_irq_id(adev);
1279
1280         adev->df.funcs->sw_init(adev);
1281
1282         return 0;
1283 }
1284
1285 static int soc15_common_sw_fini(void *handle)
1286 {
1287         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1288
1289         amdgpu_nbio_ras_fini(adev);
1290         adev->df.funcs->sw_fini(adev);
1291         return 0;
1292 }
1293
1294 static void soc15_doorbell_range_init(struct amdgpu_device *adev)
1295 {
1296         int i;
1297         struct amdgpu_ring *ring;
1298
1299         /* sdma/ih doorbell range are programed by hypervisor */
1300         if (!amdgpu_sriov_vf(adev)) {
1301                 for (i = 0; i < adev->sdma.num_instances; i++) {
1302                         ring = &adev->sdma.instance[i].ring;
1303                         adev->nbio.funcs->sdma_doorbell_range(adev, i,
1304                                 ring->use_doorbell, ring->doorbell_index,
1305                                 adev->doorbell_index.sdma_doorbell_range);
1306                 }
1307
1308                 adev->nbio.funcs->ih_doorbell_range(adev, adev->irq.ih.use_doorbell,
1309                                                 adev->irq.ih.doorbell_index);
1310         }
1311 }
1312
1313 static int soc15_common_hw_init(void *handle)
1314 {
1315         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1316
1317         /* enable pcie gen2/3 link */
1318         soc15_pcie_gen3_enable(adev);
1319         /* enable aspm */
1320         soc15_program_aspm(adev);
1321         /* setup nbio registers */
1322         adev->nbio.funcs->init_registers(adev);
1323         /* remap HDP registers to a hole in mmio space,
1324          * for the purpose of expose those registers
1325          * to process space
1326          */
1327         if (adev->nbio.funcs->remap_hdp_registers)
1328                 adev->nbio.funcs->remap_hdp_registers(adev);
1329
1330         /* enable the doorbell aperture */
1331         soc15_enable_doorbell_aperture(adev, true);
1332         /* HW doorbell routing policy: doorbell writing not
1333          * in SDMA/IH/MM/ACV range will be routed to CP. So
1334          * we need to init SDMA/IH/MM/ACV doorbell range prior
1335          * to CP ip block init and ring test.
1336          */
1337         soc15_doorbell_range_init(adev);
1338
1339         return 0;
1340 }
1341
1342 static int soc15_common_hw_fini(void *handle)
1343 {
1344         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1345
1346         /* disable the doorbell aperture */
1347         soc15_enable_doorbell_aperture(adev, false);
1348         if (amdgpu_sriov_vf(adev))
1349                 xgpu_ai_mailbox_put_irq(adev);
1350
1351         if (adev->nbio.ras_if &&
1352             amdgpu_ras_is_supported(adev, adev->nbio.ras_if->block)) {
1353                 if (adev->nbio.funcs->init_ras_controller_interrupt)
1354                         amdgpu_irq_put(adev, &adev->nbio.ras_controller_irq, 0);
1355                 if (adev->nbio.funcs->init_ras_err_event_athub_interrupt)
1356                         amdgpu_irq_put(adev, &adev->nbio.ras_err_event_athub_irq, 0);
1357         }
1358
1359         return 0;
1360 }
1361
1362 static int soc15_common_suspend(void *handle)
1363 {
1364         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1365
1366         return soc15_common_hw_fini(adev);
1367 }
1368
1369 static int soc15_common_resume(void *handle)
1370 {
1371         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1372
1373         return soc15_common_hw_init(adev);
1374 }
1375
1376 static bool soc15_common_is_idle(void *handle)
1377 {
1378         return true;
1379 }
1380
1381 static int soc15_common_wait_for_idle(void *handle)
1382 {
1383         return 0;
1384 }
1385
1386 static int soc15_common_soft_reset(void *handle)
1387 {
1388         return 0;
1389 }
1390
1391 static void soc15_update_hdp_light_sleep(struct amdgpu_device *adev, bool enable)
1392 {
1393         uint32_t def, data;
1394
1395         if (adev->asic_type == CHIP_VEGA20 ||
1396                 adev->asic_type == CHIP_ARCTURUS) {
1397                 def = data = RREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_CTRL));
1398
1399                 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS))
1400                         data |= HDP_MEM_POWER_CTRL__IPH_MEM_POWER_CTRL_EN_MASK |
1401                                 HDP_MEM_POWER_CTRL__IPH_MEM_POWER_LS_EN_MASK |
1402                                 HDP_MEM_POWER_CTRL__RC_MEM_POWER_CTRL_EN_MASK |
1403                                 HDP_MEM_POWER_CTRL__RC_MEM_POWER_LS_EN_MASK;
1404                 else
1405                         data &= ~(HDP_MEM_POWER_CTRL__IPH_MEM_POWER_CTRL_EN_MASK |
1406                                 HDP_MEM_POWER_CTRL__IPH_MEM_POWER_LS_EN_MASK |
1407                                 HDP_MEM_POWER_CTRL__RC_MEM_POWER_CTRL_EN_MASK |
1408                                 HDP_MEM_POWER_CTRL__RC_MEM_POWER_LS_EN_MASK);
1409
1410                 if (def != data)
1411                         WREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_CTRL), data);
1412         } else {
1413                 def = data = RREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS));
1414
1415                 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS))
1416                         data |= HDP_MEM_POWER_LS__LS_ENABLE_MASK;
1417                 else
1418                         data &= ~HDP_MEM_POWER_LS__LS_ENABLE_MASK;
1419
1420                 if (def != data)
1421                         WREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS), data);
1422         }
1423 }
1424
1425 static void soc15_update_drm_clock_gating(struct amdgpu_device *adev, bool enable)
1426 {
1427         uint32_t def, data;
1428
1429         def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0));
1430
1431         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_MGCG))
1432                 data &= ~(0x01000000 |
1433                           0x02000000 |
1434                           0x04000000 |
1435                           0x08000000 |
1436                           0x10000000 |
1437                           0x20000000 |
1438                           0x40000000 |
1439                           0x80000000);
1440         else
1441                 data |= (0x01000000 |
1442                          0x02000000 |
1443                          0x04000000 |
1444                          0x08000000 |
1445                          0x10000000 |
1446                          0x20000000 |
1447                          0x40000000 |
1448                          0x80000000);
1449
1450         if (def != data)
1451                 WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0), data);
1452 }
1453
1454 static void soc15_update_drm_light_sleep(struct amdgpu_device *adev, bool enable)
1455 {
1456         uint32_t def, data;
1457
1458         def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL));
1459
1460         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS))
1461                 data |= 1;
1462         else
1463                 data &= ~1;
1464
1465         if (def != data)
1466                 WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL), data);
1467 }
1468
1469 static void soc15_update_rom_medium_grain_clock_gating(struct amdgpu_device *adev,
1470                                                        bool enable)
1471 {
1472         uint32_t def, data;
1473
1474         def = data = RREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0));
1475
1476         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG))
1477                 data &= ~(CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
1478                         CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK);
1479         else
1480                 data |= CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
1481                         CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK;
1482
1483         if (def != data)
1484                 WREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0), data);
1485 }
1486
1487 static int soc15_common_set_clockgating_state(void *handle,
1488                                             enum amd_clockgating_state state)
1489 {
1490         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1491
1492         if (amdgpu_sriov_vf(adev))
1493                 return 0;
1494
1495         switch (adev->asic_type) {
1496         case CHIP_VEGA10:
1497         case CHIP_VEGA12:
1498         case CHIP_VEGA20:
1499                 adev->nbio.funcs->update_medium_grain_clock_gating(adev,
1500                                 state == AMD_CG_STATE_GATE);
1501                 adev->nbio.funcs->update_medium_grain_light_sleep(adev,
1502                                 state == AMD_CG_STATE_GATE);
1503                 soc15_update_hdp_light_sleep(adev,
1504                                 state == AMD_CG_STATE_GATE);
1505                 soc15_update_drm_clock_gating(adev,
1506                                 state == AMD_CG_STATE_GATE);
1507                 soc15_update_drm_light_sleep(adev,
1508                                 state == AMD_CG_STATE_GATE);
1509                 soc15_update_rom_medium_grain_clock_gating(adev,
1510                                 state == AMD_CG_STATE_GATE);
1511                 adev->df.funcs->update_medium_grain_clock_gating(adev,
1512                                 state == AMD_CG_STATE_GATE);
1513                 break;
1514         case CHIP_RAVEN:
1515         case CHIP_RENOIR:
1516                 adev->nbio.funcs->update_medium_grain_clock_gating(adev,
1517                                 state == AMD_CG_STATE_GATE);
1518                 adev->nbio.funcs->update_medium_grain_light_sleep(adev,
1519                                 state == AMD_CG_STATE_GATE);
1520                 soc15_update_hdp_light_sleep(adev,
1521                                 state == AMD_CG_STATE_GATE);
1522                 soc15_update_drm_clock_gating(adev,
1523                                 state == AMD_CG_STATE_GATE);
1524                 soc15_update_drm_light_sleep(adev,
1525                                 state == AMD_CG_STATE_GATE);
1526                 soc15_update_rom_medium_grain_clock_gating(adev,
1527                                 state == AMD_CG_STATE_GATE);
1528                 break;
1529         case CHIP_ARCTURUS:
1530                 soc15_update_hdp_light_sleep(adev,
1531                                 state == AMD_CG_STATE_GATE);
1532                 break;
1533         default:
1534                 break;
1535         }
1536         return 0;
1537 }
1538
1539 static void soc15_common_get_clockgating_state(void *handle, u32 *flags)
1540 {
1541         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1542         int data;
1543
1544         if (amdgpu_sriov_vf(adev))
1545                 *flags = 0;
1546
1547         adev->nbio.funcs->get_clockgating_state(adev, flags);
1548
1549         /* AMD_CG_SUPPORT_HDP_LS */
1550         data = RREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS));
1551         if (data & HDP_MEM_POWER_LS__LS_ENABLE_MASK)
1552                 *flags |= AMD_CG_SUPPORT_HDP_LS;
1553
1554         /* AMD_CG_SUPPORT_DRM_MGCG */
1555         data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0));
1556         if (!(data & 0x01000000))
1557                 *flags |= AMD_CG_SUPPORT_DRM_MGCG;
1558
1559         /* AMD_CG_SUPPORT_DRM_LS */
1560         data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL));
1561         if (data & 0x1)
1562                 *flags |= AMD_CG_SUPPORT_DRM_LS;
1563
1564         /* AMD_CG_SUPPORT_ROM_MGCG */
1565         data = RREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0));
1566         if (!(data & CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK))
1567                 *flags |= AMD_CG_SUPPORT_ROM_MGCG;
1568
1569         adev->df.funcs->get_clockgating_state(adev, flags);
1570 }
1571
1572 static int soc15_common_set_powergating_state(void *handle,
1573                                             enum amd_powergating_state state)
1574 {
1575         /* todo */
1576         return 0;
1577 }
1578
1579 const struct amd_ip_funcs soc15_common_ip_funcs = {
1580         .name = "soc15_common",
1581         .early_init = soc15_common_early_init,
1582         .late_init = soc15_common_late_init,
1583         .sw_init = soc15_common_sw_init,
1584         .sw_fini = soc15_common_sw_fini,
1585         .hw_init = soc15_common_hw_init,
1586         .hw_fini = soc15_common_hw_fini,
1587         .suspend = soc15_common_suspend,
1588         .resume = soc15_common_resume,
1589         .is_idle = soc15_common_is_idle,
1590         .wait_for_idle = soc15_common_wait_for_idle,
1591         .soft_reset = soc15_common_soft_reset,
1592         .set_clockgating_state = soc15_common_set_clockgating_state,
1593         .set_powergating_state = soc15_common_set_powergating_state,
1594         .get_clockgating_state= soc15_common_get_clockgating_state,
1595 };