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                         return soc15_asic_baco_reset(adev);
 573                 case AMD_RESET_METHOD_MODE2:
 574                         return amdgpu_dpm_mode2_reset(adev);
 575                 default:
 576                         return soc15_asic_mode1_reset(adev);
 577         }
 578 }
 579
 580 static bool soc15_supports_baco(struct amdgpu_device *adev)
 581 {
 582         switch (adev->asic_type) {
 583         case CHIP_VEGA10:
 584         case CHIP_VEGA12:
 585         case CHIP_ARCTURUS:
 586                 return amdgpu_dpm_is_baco_supported(adev);
 587         case CHIP_VEGA20:
 588                 if (adev->psp.sos_fw_version >= 0x80067)
 589                         return amdgpu_dpm_is_baco_supported(adev);
 590                 return false;
 591         default:
 592                 return false;
 593         }
 594 }
 595
 596 /*static int soc15_set_uvd_clock(struct amdgpu_device *adev, u32 clock,
 597                         u32 cntl_reg, u32 status_reg)
 598 {
 599         return 0;
 600 }*/
 601
 602 static int soc15_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
 603 {
 604         /*int r;
 605
 606         r = soc15_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS);
 607         if (r)
 608                 return r;
 609
 610         r = soc15_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS);
 611         */
 612         return 0;
 613 }
 614
 615 static int soc15_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
 616 {
 617         /* todo */
 618
 619         return 0;
 620 }
 621
 622 static void soc15_pcie_gen3_enable(struct amdgpu_device *adev)
 623 {
 624         if (pci_is_root_bus(adev->pdev->bus))
 625                 return;
 626
 627         if (amdgpu_pcie_gen2 == 0)
 628                 return;
 629
 630         if (adev->flags & AMD_IS_APU)
 631                 return;
 632
 633         if (!(adev->pm.pcie_gen_mask & (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 |
 634                                         CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)))
 635                 return;
 636
 637         /* todo */
 638 }
 639
 640 static void soc15_program_aspm(struct amdgpu_device *adev)
 641 {
 642
 643         if (amdgpu_aspm == 0)
 644                 return;
 645
 646         /* todo */
 647 }
 648
 649 static void soc15_enable_doorbell_aperture(struct amdgpu_device *adev,
 650                                            bool enable)
 651 {
 652         adev->nbio.funcs->enable_doorbell_aperture(adev, enable);
 653         adev->nbio.funcs->enable_doorbell_selfring_aperture(adev, enable);
 654 }
 655
 656 static const struct amdgpu_ip_block_version vega10_common_ip_block =
 657 {
 658         .type = AMD_IP_BLOCK_TYPE_COMMON,
 659         .major = 2,
 660         .minor = 0,
 661         .rev = 0,
 662         .funcs = &soc15_common_ip_funcs,
 663 };
 664
 665 static uint32_t soc15_get_rev_id(struct amdgpu_device *adev)
 666 {
 667         return adev->nbio.funcs->get_rev_id(adev);
 668 }
 669
 670 int soc15_set_ip_blocks(struct amdgpu_device *adev)
 671 {
 672         /* Set IP register base before any HW register access */
 673         switch (adev->asic_type) {
 674         case CHIP_VEGA10:
 675         case CHIP_VEGA12:
 676         case CHIP_RAVEN:
 677         case CHIP_RENOIR:
 678                 vega10_reg_base_init(adev);
 679                 break;
 680         case CHIP_VEGA20:
 681                 vega20_reg_base_init(adev);
 682                 break;
 683         case CHIP_ARCTURUS:
 684                 arct_reg_base_init(adev);
 685                 break;
 686         default:
 687                 return -EINVAL;
 688         }
 689
 690         if (adev->asic_type == CHIP_VEGA20 || adev->asic_type == CHIP_ARCTURUS)
 691                 adev->gmc.xgmi.supported = true;
 692
 693         if (adev->flags & AMD_IS_APU) {
 694                 adev->nbio.funcs = &nbio_v7_0_funcs;
 695                 adev->nbio.hdp_flush_reg = &nbio_v7_0_hdp_flush_reg;
 696         } else if (adev->asic_type == CHIP_VEGA20 ||
 697                    adev->asic_type == CHIP_ARCTURUS) {
 698                 adev->nbio.funcs = &nbio_v7_4_funcs;
 699                 adev->nbio.hdp_flush_reg = &nbio_v7_4_hdp_flush_reg;
 700         } else {
 701                 adev->nbio.funcs = &nbio_v6_1_funcs;
 702                 adev->nbio.hdp_flush_reg = &nbio_v6_1_hdp_flush_reg;
 703         }
 704
 705         if (adev->asic_type == CHIP_VEGA20 || adev->asic_type == CHIP_ARCTURUS)
 706                 adev->df.funcs = &df_v3_6_funcs;
 707         else
 708                 adev->df.funcs = &df_v1_7_funcs;
 709
 710         adev->rev_id = soc15_get_rev_id(adev);
 711         adev->nbio.funcs->detect_hw_virt(adev);
 712
 713         if (amdgpu_sriov_vf(adev))
 714                 adev->virt.ops = &xgpu_ai_virt_ops;
 715
 716         switch (adev->asic_type) {
 717         case CHIP_VEGA10:
 718         case CHIP_VEGA12:
 719         case CHIP_VEGA20:
 720                 amdgpu_device_ip_block_add(adev, &vega10_common_ip_block);
 721                 amdgpu_device_ip_block_add(adev, &gmc_v9_0_ip_block);
 722
 723                 /* For Vega10 SR-IOV, PSP need to be initialized before IH */
 724                 if (amdgpu_sriov_vf(adev)) {
 725                         if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP)) {
 726                                 if (adev->asic_type == CHIP_VEGA20)
 727                                         amdgpu_device_ip_block_add(adev, &psp_v11_0_ip_block);
 728                                 else
 729                                         amdgpu_device_ip_block_add(adev, &psp_v3_1_ip_block);
 730                         }
 731                         amdgpu_device_ip_block_add(adev, &vega10_ih_ip_block);
 732                 } else {
 733                         amdgpu_device_ip_block_add(adev, &vega10_ih_ip_block);
 734                         if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP)) {
 735                                 if (adev->asic_type == CHIP_VEGA20)
 736                                         amdgpu_device_ip_block_add(adev, &psp_v11_0_ip_block);
 737                                 else
 738                                         amdgpu_device_ip_block_add(adev, &psp_v3_1_ip_block);
 739                         }
 740                 }
 741                 amdgpu_device_ip_block_add(adev, &gfx_v9_0_ip_block);
 742                 amdgpu_device_ip_block_add(adev, &sdma_v4_0_ip_block);
 743                 if (is_support_sw_smu(adev)) {
 744                         if (!amdgpu_sriov_vf(adev))
 745                                 amdgpu_device_ip_block_add(adev, &smu_v11_0_ip_block);
 746                 } else {
 747                         amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
 748                 }
 749                 if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
 750                         amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
 751 #if defined(CONFIG_DRM_AMD_DC)
 752                 else if (amdgpu_device_has_dc_support(adev))
 753                         amdgpu_device_ip_block_add(adev, &dm_ip_block);
 754 #endif
 755                 if (!(adev->asic_type == CHIP_VEGA20 && amdgpu_sriov_vf(adev))) {
 756                         amdgpu_device_ip_block_add(adev, &uvd_v7_0_ip_block);
 757                         amdgpu_device_ip_block_add(adev, &vce_v4_0_ip_block);
 758                 }
 759                 break;
 760         case CHIP_RAVEN:
 761                 amdgpu_device_ip_block_add(adev, &vega10_common_ip_block);
 762                 amdgpu_device_ip_block_add(adev, &gmc_v9_0_ip_block);
 763                 amdgpu_device_ip_block_add(adev, &vega10_ih_ip_block);
 764                 if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP))
 765                         amdgpu_device_ip_block_add(adev, &psp_v10_0_ip_block);
 766                 amdgpu_device_ip_block_add(adev, &gfx_v9_0_ip_block);
 767                 amdgpu_device_ip_block_add(adev, &sdma_v4_0_ip_block);
 768                 amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
 769                 if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
 770                         amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
 771 #if defined(CONFIG_DRM_AMD_DC)
 772                 else if (amdgpu_device_has_dc_support(adev))
 773                         amdgpu_device_ip_block_add(adev, &dm_ip_block);
 774 #endif
 775                 amdgpu_device_ip_block_add(adev, &vcn_v1_0_ip_block);
 776                 break;
 777         case CHIP_ARCTURUS:
 778                 amdgpu_device_ip_block_add(adev, &vega10_common_ip_block);
 779                 amdgpu_device_ip_block_add(adev, &gmc_v9_0_ip_block);
 780
 781                 if (amdgpu_sriov_vf(adev)) {
 782                         if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP))
 783                                 amdgpu_device_ip_block_add(adev, &psp_v11_0_ip_block);
 784                         amdgpu_device_ip_block_add(adev, &vega10_ih_ip_block);
 785                 } else {
 786                         amdgpu_device_ip_block_add(adev, &vega10_ih_ip_block);
 787                         if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP))
 788                                 amdgpu_device_ip_block_add(adev, &psp_v11_0_ip_block);
 789                 }
 790
 791                 if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
 792                         amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
 793                 amdgpu_device_ip_block_add(adev, &gfx_v9_0_ip_block);
 794                 amdgpu_device_ip_block_add(adev, &sdma_v4_0_ip_block);
 795                 amdgpu_device_ip_block_add(adev, &smu_v11_0_ip_block);
 796
 797                 if (amdgpu_sriov_vf(adev)) {
 798                         if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP))
 799                                 amdgpu_device_ip_block_add(adev, &vcn_v2_5_ip_block);
 800                 } else {
 801                         amdgpu_device_ip_block_add(adev, &vcn_v2_5_ip_block);
 802                 }
 803                 if (!amdgpu_sriov_vf(adev))
 804                         amdgpu_device_ip_block_add(adev, &jpeg_v2_5_ip_block);
 805                 break;
 806         case CHIP_RENOIR:
 807                 amdgpu_device_ip_block_add(adev, &vega10_common_ip_block);
 808                 amdgpu_device_ip_block_add(adev, &gmc_v9_0_ip_block);
 809                 amdgpu_device_ip_block_add(adev, &vega10_ih_ip_block);
 810                 if (likely(adev->firmware.load_type == AMDGPU_FW_LOAD_PSP))
 811                         amdgpu_device_ip_block_add(adev, &psp_v12_0_ip_block);
 812                 amdgpu_device_ip_block_add(adev, &smu_v12_0_ip_block);
 813                 amdgpu_device_ip_block_add(adev, &gfx_v9_0_ip_block);
 814                 amdgpu_device_ip_block_add(adev, &sdma_v4_0_ip_block);
 815                 if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
 816                         amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
 817 #if defined(CONFIG_DRM_AMD_DC)
 818                 else if (amdgpu_device_has_dc_support(adev))
 819                         amdgpu_device_ip_block_add(adev, &dm_ip_block);
 820 #endif
 821                 amdgpu_device_ip_block_add(adev, &vcn_v2_0_ip_block);
 822                 amdgpu_device_ip_block_add(adev, &jpeg_v2_0_ip_block);
 823                 break;
 824         default:
 825                 return -EINVAL;
 826         }
 827
 828         return 0;
 829 }
 830
 831 static void soc15_flush_hdp(struct amdgpu_device *adev, struct amdgpu_ring *ring)
 832 {
 833         adev->nbio.funcs->hdp_flush(adev, ring);
 834 }
 835
 836 static void soc15_invalidate_hdp(struct amdgpu_device *adev,
 837                                  struct amdgpu_ring *ring)
 838 {
 839         if (!ring || !ring->funcs->emit_wreg)
 840                 WREG32_SOC15_NO_KIQ(HDP, 0, mmHDP_READ_CACHE_INVALIDATE, 1);
 841         else
 842                 amdgpu_ring_emit_wreg(ring, SOC15_REG_OFFSET(
 843                         HDP, 0, mmHDP_READ_CACHE_INVALIDATE), 1);
 844 }
 845
 846 static bool soc15_need_full_reset(struct amdgpu_device *adev)
 847 {
 848         /* change this when we implement soft reset */
 849         return true;
 850 }
 851
 852 static void vega20_reset_hdp_ras_error_count(struct amdgpu_device *adev)
 853 {
 854         if (!amdgpu_ras_is_supported(adev, AMDGPU_RAS_BLOCK__HDP))
 855                 return;
 856         /*read back hdp ras counter to reset it to 0 */
 857         RREG32_SOC15(HDP, 0, mmHDP_EDC_CNT);
 858 }
 859
 860 static void soc15_get_pcie_usage(struct amdgpu_device *adev, uint64_t *count0,
 861                                  uint64_t *count1)
 862 {
 863         uint32_t perfctr = 0;
 864         uint64_t cnt0_of, cnt1_of;
 865         int tmp;
 866
 867         /* This reports 0 on APUs, so return to avoid writing/reading registers
 868          * that may or may not be different from their GPU counterparts
 869          */
 870         if (adev->flags & AMD_IS_APU)
 871                 return;
 872
 873         /* Set the 2 events that we wish to watch, defined above */
 874         /* Reg 40 is # received msgs */
 875         /* Reg 104 is # of posted requests sent */
 876         perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT0_SEL, 40);
 877         perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT1_SEL, 104);
 878
 879         /* Write to enable desired perf counters */
 880         WREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK, perfctr);
 881         /* Zero out and enable the perf counters
 882          * Write 0x5:
 883          * Bit 0 = Start all counters(1)
 884          * Bit 2 = Global counter reset enable(1)
 885          */
 886         WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000005);
 887
 888         msleep(1000);
 889
 890         /* Load the shadow and disable the perf counters
 891          * Write 0x2:
 892          * Bit 0 = Stop counters(0)
 893          * Bit 1 = Load the shadow counters(1)
 894          */
 895         WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000002);
 896
 897         /* Read register values to get any >32bit overflow */
 898         tmp = RREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK);
 899         cnt0_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER0_UPPER);
 900         cnt1_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER1_UPPER);
 901
 902         /* Get the values and add the overflow */
 903         *count0 = RREG32_PCIE(smnPCIE_PERF_COUNT0_TXCLK) | (cnt0_of << 32);
 904         *count1 = RREG32_PCIE(smnPCIE_PERF_COUNT1_TXCLK) | (cnt1_of << 32);
 905 }
 906
 907 static void vega20_get_pcie_usage(struct amdgpu_device *adev, uint64_t *count0,
 908                                  uint64_t *count1)
 909 {
 910         uint32_t perfctr = 0;
 911         uint64_t cnt0_of, cnt1_of;
 912         int tmp;
 913
 914         /* This reports 0 on APUs, so return to avoid writing/reading registers
 915          * that may or may not be different from their GPU counterparts
 916          */
 917         if (adev->flags & AMD_IS_APU)
 918                 return;
 919
 920         /* Set the 2 events that we wish to watch, defined above */
 921         /* Reg 40 is # received msgs */
 922         /* Reg 108 is # of posted requests sent on VG20 */
 923         perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK3,
 924                                 EVENT0_SEL, 40);
 925         perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK3,
 926                                 EVENT1_SEL, 108);
 927
 928         /* Write to enable desired perf counters */
 929         WREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK3, perfctr);
 930         /* Zero out and enable the perf counters
 931          * Write 0x5:
 932          * Bit 0 = Start all counters(1)
 933          * Bit 2 = Global counter reset enable(1)
 934          */
 935         WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000005);
 936
 937         msleep(1000);
 938
 939         /* Load the shadow and disable the perf counters
 940          * Write 0x2:
 941          * Bit 0 = Stop counters(0)
 942          * Bit 1 = Load the shadow counters(1)
 943          */
 944         WREG32_PCIE(smnPCIE_PERF_COUNT_CNTL, 0x00000002);
 945
 946         /* Read register values to get any >32bit overflow */
 947         tmp = RREG32_PCIE(smnPCIE_PERF_CNTL_TXCLK3);
 948         cnt0_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK3, COUNTER0_UPPER);
 949         cnt1_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK3, COUNTER1_UPPER);
 950
 951         /* Get the values and add the overflow */
 952         *count0 = RREG32_PCIE(smnPCIE_PERF_COUNT0_TXCLK3) | (cnt0_of << 32);
 953         *count1 = RREG32_PCIE(smnPCIE_PERF_COUNT1_TXCLK3) | (cnt1_of << 32);
 954 }
 955
 956 static bool soc15_need_reset_on_init(struct amdgpu_device *adev)
 957 {
 958         u32 sol_reg;
 959
 960         /* Just return false for soc15 GPUs.  Reset does not seem to
 961          * be necessary.
 962          */
 963         if (!amdgpu_passthrough(adev))
 964                 return false;
 965
 966         if (adev->flags & AMD_IS_APU)
 967                 return false;
 968
 969         /* Check sOS sign of life register to confirm sys driver and sOS
 970          * are already been loaded.
 971          */
 972         sol_reg = RREG32_SOC15(MP0, 0, mmMP0_SMN_C2PMSG_81);
 973         if (sol_reg)
 974                 return true;
 975
 976         return false;
 977 }
 978
 979 static uint64_t soc15_get_pcie_replay_count(struct amdgpu_device *adev)
 980 {
 981         uint64_t nak_r, nak_g;
 982
 983         /* Get the number of NAKs received and generated */
 984         nak_r = RREG32_PCIE(smnPCIE_RX_NUM_NAK);
 985         nak_g = RREG32_PCIE(smnPCIE_RX_NUM_NAK_GENERATED);
 986
 987         /* Add the total number of NAKs, i.e the number of replays */
 988         return (nak_r + nak_g);
 989 }
 990
 991 static const struct amdgpu_asic_funcs soc15_asic_funcs =
 992 {
 993         .read_disabled_bios = &soc15_read_disabled_bios,
 994         .read_bios_from_rom = &soc15_read_bios_from_rom,
 995         .read_register = &soc15_read_register,
 996         .reset = &soc15_asic_reset,
 997         .reset_method = &soc15_asic_reset_method,
 998         .set_vga_state = &soc15_vga_set_state,
 999         .get_xclk = &soc15_get_xclk,
1000         .set_uvd_clocks = &soc15_set_uvd_clocks,
1001         .set_vce_clocks = &soc15_set_vce_clocks,
1002         .get_config_memsize = &soc15_get_config_memsize,
1003         .flush_hdp = &soc15_flush_hdp,
1004         .invalidate_hdp = &soc15_invalidate_hdp,
1005         .need_full_reset = &soc15_need_full_reset,
1006         .init_doorbell_index = &vega10_doorbell_index_init,
1007         .get_pcie_usage = &soc15_get_pcie_usage,
1008         .need_reset_on_init = &soc15_need_reset_on_init,
1009         .get_pcie_replay_count = &soc15_get_pcie_replay_count,
1010         .supports_baco = &soc15_supports_baco,
1011 };
1012
1013 static const struct amdgpu_asic_funcs vega20_asic_funcs =
1014 {
1015         .read_disabled_bios = &soc15_read_disabled_bios,
1016         .read_bios_from_rom = &soc15_read_bios_from_rom,
1017         .read_register = &soc15_read_register,
1018         .reset = &soc15_asic_reset,
1019         .reset_method = &soc15_asic_reset_method,
1020         .set_vga_state = &soc15_vga_set_state,
1021         .get_xclk = &soc15_get_xclk,
1022         .set_uvd_clocks = &soc15_set_uvd_clocks,
1023         .set_vce_clocks = &soc15_set_vce_clocks,
1024         .get_config_memsize = &soc15_get_config_memsize,
1025         .flush_hdp = &soc15_flush_hdp,
1026         .invalidate_hdp = &soc15_invalidate_hdp,
1027         .reset_hdp_ras_error_count = &vega20_reset_hdp_ras_error_count,
1028         .need_full_reset = &soc15_need_full_reset,
1029         .init_doorbell_index = &vega20_doorbell_index_init,
1030         .get_pcie_usage = &vega20_get_pcie_usage,
1031         .need_reset_on_init = &soc15_need_reset_on_init,
1032         .get_pcie_replay_count = &soc15_get_pcie_replay_count,
1033         .supports_baco = &soc15_supports_baco,
1034 };
1035
1036 static int soc15_common_early_init(void *handle)
1037 {
1038 #define MMIO_REG_HOLE_OFFSET (0x80000 - PAGE_SIZE)
1039         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1040
1041         adev->rmmio_remap.reg_offset = MMIO_REG_HOLE_OFFSET;
1042         adev->rmmio_remap.bus_addr = adev->rmmio_base + MMIO_REG_HOLE_OFFSET;
1043         adev->smc_rreg = NULL;
1044         adev->smc_wreg = NULL;
1045         adev->pcie_rreg = &soc15_pcie_rreg;
1046         adev->pcie_wreg = &soc15_pcie_wreg;
1047         adev->pcie_rreg64 = &soc15_pcie_rreg64;
1048         adev->pcie_wreg64 = &soc15_pcie_wreg64;
1049         adev->uvd_ctx_rreg = &soc15_uvd_ctx_rreg;
1050         adev->uvd_ctx_wreg = &soc15_uvd_ctx_wreg;
1051         adev->didt_rreg = &soc15_didt_rreg;
1052         adev->didt_wreg = &soc15_didt_wreg;
1053         adev->gc_cac_rreg = &soc15_gc_cac_rreg;
1054         adev->gc_cac_wreg = &soc15_gc_cac_wreg;
1055         adev->se_cac_rreg = &soc15_se_cac_rreg;
1056         adev->se_cac_wreg = &soc15_se_cac_wreg;
1057
1058
1059         adev->external_rev_id = 0xFF;
1060         switch (adev->asic_type) {
1061         case CHIP_VEGA10:
1062                 adev->asic_funcs = &soc15_asic_funcs;
1063                 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1064                         AMD_CG_SUPPORT_GFX_MGLS |
1065                         AMD_CG_SUPPORT_GFX_RLC_LS |
1066                         AMD_CG_SUPPORT_GFX_CP_LS |
1067                         AMD_CG_SUPPORT_GFX_3D_CGCG |
1068                         AMD_CG_SUPPORT_GFX_3D_CGLS |
1069                         AMD_CG_SUPPORT_GFX_CGCG |
1070                         AMD_CG_SUPPORT_GFX_CGLS |
1071                         AMD_CG_SUPPORT_BIF_MGCG |
1072                         AMD_CG_SUPPORT_BIF_LS |
1073                         AMD_CG_SUPPORT_HDP_LS |
1074                         AMD_CG_SUPPORT_DRM_MGCG |
1075                         AMD_CG_SUPPORT_DRM_LS |
1076                         AMD_CG_SUPPORT_ROM_MGCG |
1077                         AMD_CG_SUPPORT_DF_MGCG |
1078                         AMD_CG_SUPPORT_SDMA_MGCG |
1079                         AMD_CG_SUPPORT_SDMA_LS |
1080                         AMD_CG_SUPPORT_MC_MGCG |
1081                         AMD_CG_SUPPORT_MC_LS;
1082                 adev->pg_flags = 0;
1083                 adev->external_rev_id = 0x1;
1084                 break;
1085         case CHIP_VEGA12:
1086                 adev->asic_funcs = &soc15_asic_funcs;
1087                 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1088                         AMD_CG_SUPPORT_GFX_MGLS |
1089                         AMD_CG_SUPPORT_GFX_CGCG |
1090                         AMD_CG_SUPPORT_GFX_CGLS |
1091                         AMD_CG_SUPPORT_GFX_3D_CGCG |
1092                         AMD_CG_SUPPORT_GFX_3D_CGLS |
1093                         AMD_CG_SUPPORT_GFX_CP_LS |
1094                         AMD_CG_SUPPORT_MC_LS |
1095                         AMD_CG_SUPPORT_MC_MGCG |
1096                         AMD_CG_SUPPORT_SDMA_MGCG |
1097                         AMD_CG_SUPPORT_SDMA_LS |
1098                         AMD_CG_SUPPORT_BIF_MGCG |
1099                         AMD_CG_SUPPORT_BIF_LS |
1100                         AMD_CG_SUPPORT_HDP_MGCG |
1101                         AMD_CG_SUPPORT_HDP_LS |
1102                         AMD_CG_SUPPORT_ROM_MGCG |
1103                         AMD_CG_SUPPORT_VCE_MGCG |
1104                         AMD_CG_SUPPORT_UVD_MGCG;
1105                 adev->pg_flags = 0;
1106                 adev->external_rev_id = adev->rev_id + 0x14;
1107                 break;
1108         case CHIP_VEGA20:
1109                 adev->asic_funcs = &vega20_asic_funcs;
1110                 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1111                         AMD_CG_SUPPORT_GFX_MGLS |
1112                         AMD_CG_SUPPORT_GFX_CGCG |
1113                         AMD_CG_SUPPORT_GFX_CGLS |
1114                         AMD_CG_SUPPORT_GFX_3D_CGCG |
1115                         AMD_CG_SUPPORT_GFX_3D_CGLS |
1116                         AMD_CG_SUPPORT_GFX_CP_LS |
1117                         AMD_CG_SUPPORT_MC_LS |
1118                         AMD_CG_SUPPORT_MC_MGCG |
1119                         AMD_CG_SUPPORT_SDMA_MGCG |
1120                         AMD_CG_SUPPORT_SDMA_LS |
1121                         AMD_CG_SUPPORT_BIF_MGCG |
1122                         AMD_CG_SUPPORT_BIF_LS |
1123                         AMD_CG_SUPPORT_HDP_MGCG |
1124                         AMD_CG_SUPPORT_HDP_LS |
1125                         AMD_CG_SUPPORT_ROM_MGCG |
1126                         AMD_CG_SUPPORT_VCE_MGCG |
1127                         AMD_CG_SUPPORT_UVD_MGCG;
1128                 adev->pg_flags = 0;
1129                 adev->external_rev_id = adev->rev_id + 0x28;
1130                 break;
1131         case CHIP_RAVEN:
1132                 adev->asic_funcs = &soc15_asic_funcs;
1133                 if (adev->rev_id >= 0x8)
1134                         adev->external_rev_id = adev->rev_id + 0x79;
1135                 else if (adev->pdev->device == 0x15d8)
1136                         adev->external_rev_id = adev->rev_id + 0x41;
1137                 else if (adev->rev_id == 1)
1138                         adev->external_rev_id = adev->rev_id + 0x20;
1139                 else
1140                         adev->external_rev_id = adev->rev_id + 0x01;
1141
1142                 if (adev->rev_id >= 0x8) {
1143                         adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1144                                 AMD_CG_SUPPORT_GFX_MGLS |
1145                                 AMD_CG_SUPPORT_GFX_CP_LS |
1146                                 AMD_CG_SUPPORT_GFX_3D_CGCG |
1147                                 AMD_CG_SUPPORT_GFX_3D_CGLS |
1148                                 AMD_CG_SUPPORT_GFX_CGCG |
1149                                 AMD_CG_SUPPORT_GFX_CGLS |
1150                                 AMD_CG_SUPPORT_BIF_LS |
1151                                 AMD_CG_SUPPORT_HDP_LS |
1152                                 AMD_CG_SUPPORT_ROM_MGCG |
1153                                 AMD_CG_SUPPORT_MC_MGCG |
1154                                 AMD_CG_SUPPORT_MC_LS |
1155                                 AMD_CG_SUPPORT_SDMA_MGCG |
1156                                 AMD_CG_SUPPORT_SDMA_LS |
1157                                 AMD_CG_SUPPORT_VCN_MGCG;
1158
1159                         adev->pg_flags = AMD_PG_SUPPORT_SDMA | AMD_PG_SUPPORT_VCN;
1160                 } else if (adev->pdev->device == 0x15d8) {
1161                         adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1162                                 AMD_CG_SUPPORT_GFX_MGLS |
1163                                 AMD_CG_SUPPORT_GFX_CP_LS |
1164                                 AMD_CG_SUPPORT_GFX_3D_CGCG |
1165                                 AMD_CG_SUPPORT_GFX_3D_CGLS |
1166                                 AMD_CG_SUPPORT_GFX_CGCG |
1167                                 AMD_CG_SUPPORT_GFX_CGLS |
1168                                 AMD_CG_SUPPORT_BIF_LS |
1169                                 AMD_CG_SUPPORT_HDP_LS |
1170                                 AMD_CG_SUPPORT_ROM_MGCG |
1171                                 AMD_CG_SUPPORT_MC_MGCG |
1172                                 AMD_CG_SUPPORT_MC_LS |
1173                                 AMD_CG_SUPPORT_SDMA_MGCG |
1174                                 AMD_CG_SUPPORT_SDMA_LS;
1175
1176                         adev->pg_flags = AMD_PG_SUPPORT_SDMA |
1177                                 AMD_PG_SUPPORT_MMHUB |
1178                                 AMD_PG_SUPPORT_VCN |
1179                                 AMD_PG_SUPPORT_VCN_DPG;
1180                 } else {
1181                         adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1182                                 AMD_CG_SUPPORT_GFX_MGLS |
1183                                 AMD_CG_SUPPORT_GFX_RLC_LS |
1184                                 AMD_CG_SUPPORT_GFX_CP_LS |
1185                                 AMD_CG_SUPPORT_GFX_3D_CGCG |
1186                                 AMD_CG_SUPPORT_GFX_3D_CGLS |
1187                                 AMD_CG_SUPPORT_GFX_CGCG |
1188                                 AMD_CG_SUPPORT_GFX_CGLS |
1189                                 AMD_CG_SUPPORT_BIF_MGCG |
1190                                 AMD_CG_SUPPORT_BIF_LS |
1191                                 AMD_CG_SUPPORT_HDP_MGCG |
1192                                 AMD_CG_SUPPORT_HDP_LS |
1193                                 AMD_CG_SUPPORT_DRM_MGCG |
1194                                 AMD_CG_SUPPORT_DRM_LS |
1195                                 AMD_CG_SUPPORT_ROM_MGCG |
1196                                 AMD_CG_SUPPORT_MC_MGCG |
1197                                 AMD_CG_SUPPORT_MC_LS |
1198                                 AMD_CG_SUPPORT_SDMA_MGCG |
1199                                 AMD_CG_SUPPORT_SDMA_LS |
1200                                 AMD_CG_SUPPORT_VCN_MGCG;
1201
1202                         adev->pg_flags = AMD_PG_SUPPORT_SDMA | AMD_PG_SUPPORT_VCN;
1203                 }
1204                 break;
1205         case CHIP_ARCTURUS:
1206                 adev->asic_funcs = &vega20_asic_funcs;
1207                 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1208                         AMD_CG_SUPPORT_GFX_MGLS |
1209                         AMD_CG_SUPPORT_GFX_CGCG |
1210                         AMD_CG_SUPPORT_GFX_CGLS |
1211                         AMD_CG_SUPPORT_GFX_CP_LS |
1212                         AMD_CG_SUPPORT_HDP_MGCG |
1213                         AMD_CG_SUPPORT_HDP_LS |
1214                         AMD_CG_SUPPORT_SDMA_MGCG |
1215                         AMD_CG_SUPPORT_SDMA_LS |
1216                         AMD_CG_SUPPORT_MC_MGCG |
1217                         AMD_CG_SUPPORT_MC_LS |
1218                         AMD_CG_SUPPORT_IH_CG |
1219                         AMD_CG_SUPPORT_VCN_MGCG |
1220                         AMD_CG_SUPPORT_JPEG_MGCG;
1221                 adev->pg_flags = 0;
1222                 adev->external_rev_id = adev->rev_id + 0x32;
1223                 break;
1224         case CHIP_RENOIR:
1225                 adev->asic_funcs = &soc15_asic_funcs;
1226                 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1227                                  AMD_CG_SUPPORT_GFX_MGLS |
1228                                  AMD_CG_SUPPORT_GFX_3D_CGCG |
1229                                  AMD_CG_SUPPORT_GFX_3D_CGLS |
1230                                  AMD_CG_SUPPORT_GFX_CGCG |
1231                                  AMD_CG_SUPPORT_GFX_CGLS |
1232                                  AMD_CG_SUPPORT_GFX_CP_LS |
1233                                  AMD_CG_SUPPORT_MC_MGCG |
1234                                  AMD_CG_SUPPORT_MC_LS |
1235                                  AMD_CG_SUPPORT_SDMA_MGCG |
1236                                  AMD_CG_SUPPORT_SDMA_LS |
1237                                  AMD_CG_SUPPORT_BIF_LS |
1238                                  AMD_CG_SUPPORT_HDP_LS |
1239                                  AMD_CG_SUPPORT_ROM_MGCG |
1240                                  AMD_CG_SUPPORT_VCN_MGCG |
1241                                  AMD_CG_SUPPORT_JPEG_MGCG |
1242                                  AMD_CG_SUPPORT_IH_CG |
1243                                  AMD_CG_SUPPORT_ATHUB_LS |
1244                                  AMD_CG_SUPPORT_ATHUB_MGCG |
1245                                  AMD_CG_SUPPORT_DF_MGCG;
1246                 adev->pg_flags = AMD_PG_SUPPORT_SDMA |
1247                                  AMD_PG_SUPPORT_VCN |
1248                                  AMD_PG_SUPPORT_JPEG |
1249                                  AMD_PG_SUPPORT_VCN_DPG;
1250                 adev->external_rev_id = adev->rev_id + 0x91;
1251                 break;
1252         default:
1253                 /* FIXME: not supported yet */
1254                 return -EINVAL;
1255         }
1256
1257         if (amdgpu_sriov_vf(adev)) {
1258                 amdgpu_virt_init_setting(adev);
1259                 xgpu_ai_mailbox_set_irq_funcs(adev);
1260         }
1261
1262         return 0;
1263 }
1264
1265 static int soc15_common_late_init(void *handle)
1266 {
1267         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1268         int r = 0;
1269
1270         if (amdgpu_sriov_vf(adev))
1271                 xgpu_ai_mailbox_get_irq(adev);
1272
1273         if (adev->asic_funcs &&
1274             adev->asic_funcs->reset_hdp_ras_error_count)
1275                 adev->asic_funcs->reset_hdp_ras_error_count(adev);
1276
1277         if (adev->nbio.funcs->ras_late_init)
1278                 r = adev->nbio.funcs->ras_late_init(adev);
1279
1280         return r;
1281 }
1282
1283 static int soc15_common_sw_init(void *handle)
1284 {
1285         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1286
1287         if (amdgpu_sriov_vf(adev))
1288                 xgpu_ai_mailbox_add_irq_id(adev);
1289
1290         adev->df.funcs->sw_init(adev);
1291
1292         return 0;
1293 }
1294
1295 static int soc15_common_sw_fini(void *handle)
1296 {
1297         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1298
1299         amdgpu_nbio_ras_fini(adev);
1300         adev->df.funcs->sw_fini(adev);
1301         return 0;
1302 }
1303
1304 static void soc15_doorbell_range_init(struct amdgpu_device *adev)
1305 {
1306         int i;
1307         struct amdgpu_ring *ring;
1308
1309         /* sdma/ih doorbell range are programed by hypervisor */
1310         if (!amdgpu_sriov_vf(adev)) {
1311                 for (i = 0; i < adev->sdma.num_instances; i++) {
1312                         ring = &adev->sdma.instance[i].ring;
1313                         adev->nbio.funcs->sdma_doorbell_range(adev, i,
1314                                 ring->use_doorbell, ring->doorbell_index,
1315                                 adev->doorbell_index.sdma_doorbell_range);
1316                 }
1317
1318                 adev->nbio.funcs->ih_doorbell_range(adev, adev->irq.ih.use_doorbell,
1319                                                 adev->irq.ih.doorbell_index);
1320         }
1321 }
1322
1323 static int soc15_common_hw_init(void *handle)
1324 {
1325         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1326
1327         /* enable pcie gen2/3 link */
1328         soc15_pcie_gen3_enable(adev);
1329         /* enable aspm */
1330         soc15_program_aspm(adev);
1331         /* setup nbio registers */
1332         adev->nbio.funcs->init_registers(adev);
1333         /* remap HDP registers to a hole in mmio space,
1334          * for the purpose of expose those registers
1335          * to process space
1336          */
1337         if (adev->nbio.funcs->remap_hdp_registers)
1338                 adev->nbio.funcs->remap_hdp_registers(adev);
1339
1340         /* enable the doorbell aperture */
1341         soc15_enable_doorbell_aperture(adev, true);
1342         /* HW doorbell routing policy: doorbell writing not
1343          * in SDMA/IH/MM/ACV range will be routed to CP. So
1344          * we need to init SDMA/IH/MM/ACV doorbell range prior
1345          * to CP ip block init and ring test.
1346          */
1347         soc15_doorbell_range_init(adev);
1348
1349         return 0;
1350 }
1351
1352 static int soc15_common_hw_fini(void *handle)
1353 {
1354         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1355
1356         /* disable the doorbell aperture */
1357         soc15_enable_doorbell_aperture(adev, false);
1358         if (amdgpu_sriov_vf(adev))
1359                 xgpu_ai_mailbox_put_irq(adev);
1360
1361         if (adev->nbio.ras_if &&
1362             amdgpu_ras_is_supported(adev, adev->nbio.ras_if->block)) {
1363                 if (adev->nbio.funcs->init_ras_controller_interrupt)
1364                         amdgpu_irq_put(adev, &adev->nbio.ras_controller_irq, 0);
1365                 if (adev->nbio.funcs->init_ras_err_event_athub_interrupt)
1366                         amdgpu_irq_put(adev, &adev->nbio.ras_err_event_athub_irq, 0);
1367         }
1368
1369         return 0;
1370 }
1371
1372 static int soc15_common_suspend(void *handle)
1373 {
1374         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1375
1376         return soc15_common_hw_fini(adev);
1377 }
1378
1379 static int soc15_common_resume(void *handle)
1380 {
1381         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1382
1383         return soc15_common_hw_init(adev);
1384 }
1385
1386 static bool soc15_common_is_idle(void *handle)
1387 {
1388         return true;
1389 }
1390
1391 static int soc15_common_wait_for_idle(void *handle)
1392 {
1393         return 0;
1394 }
1395
1396 static int soc15_common_soft_reset(void *handle)
1397 {
1398         return 0;
1399 }
1400
1401 static void soc15_update_hdp_light_sleep(struct amdgpu_device *adev, bool enable)
1402 {
1403         uint32_t def, data;
1404
1405         if (adev->asic_type == CHIP_VEGA20 ||
1406                 adev->asic_type == CHIP_ARCTURUS) {
1407                 def = data = RREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_CTRL));
1408
1409                 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS))
1410                         data |= HDP_MEM_POWER_CTRL__IPH_MEM_POWER_CTRL_EN_MASK |
1411                                 HDP_MEM_POWER_CTRL__IPH_MEM_POWER_LS_EN_MASK |
1412                                 HDP_MEM_POWER_CTRL__RC_MEM_POWER_CTRL_EN_MASK |
1413                                 HDP_MEM_POWER_CTRL__RC_MEM_POWER_LS_EN_MASK;
1414                 else
1415                         data &= ~(HDP_MEM_POWER_CTRL__IPH_MEM_POWER_CTRL_EN_MASK |
1416                                 HDP_MEM_POWER_CTRL__IPH_MEM_POWER_LS_EN_MASK |
1417                                 HDP_MEM_POWER_CTRL__RC_MEM_POWER_CTRL_EN_MASK |
1418                                 HDP_MEM_POWER_CTRL__RC_MEM_POWER_LS_EN_MASK);
1419
1420                 if (def != data)
1421                         WREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_CTRL), data);
1422         } else {
1423                 def = data = RREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS));
1424
1425                 if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS))
1426                         data |= HDP_MEM_POWER_LS__LS_ENABLE_MASK;
1427                 else
1428                         data &= ~HDP_MEM_POWER_LS__LS_ENABLE_MASK;
1429
1430                 if (def != data)
1431                         WREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS), data);
1432         }
1433 }
1434
1435 static void soc15_update_drm_clock_gating(struct amdgpu_device *adev, bool enable)
1436 {
1437         uint32_t def, data;
1438
1439         def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0));
1440
1441         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_MGCG))
1442                 data &= ~(0x01000000 |
1443                           0x02000000 |
1444                           0x04000000 |
1445                           0x08000000 |
1446                           0x10000000 |
1447                           0x20000000 |
1448                           0x40000000 |
1449                           0x80000000);
1450         else
1451                 data |= (0x01000000 |
1452                          0x02000000 |
1453                          0x04000000 |
1454                          0x08000000 |
1455                          0x10000000 |
1456                          0x20000000 |
1457                          0x40000000 |
1458                          0x80000000);
1459
1460         if (def != data)
1461                 WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0), data);
1462 }
1463
1464 static void soc15_update_drm_light_sleep(struct amdgpu_device *adev, bool enable)
1465 {
1466         uint32_t def, data;
1467
1468         def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL));
1469
1470         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS))
1471                 data |= 1;
1472         else
1473                 data &= ~1;
1474
1475         if (def != data)
1476                 WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL), data);
1477 }
1478
1479 static void soc15_update_rom_medium_grain_clock_gating(struct amdgpu_device *adev,
1480                                                        bool enable)
1481 {
1482         uint32_t def, data;
1483
1484         def = data = RREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0));
1485
1486         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG))
1487                 data &= ~(CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
1488                         CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK);
1489         else
1490                 data |= CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
1491                         CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK;
1492
1493         if (def != data)
1494                 WREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0), data);
1495 }
1496
1497 static int soc15_common_set_clockgating_state(void *handle,
1498                                             enum amd_clockgating_state state)
1499 {
1500         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1501
1502         if (amdgpu_sriov_vf(adev))
1503                 return 0;
1504
1505         switch (adev->asic_type) {
1506         case CHIP_VEGA10:
1507         case CHIP_VEGA12:
1508         case CHIP_VEGA20:
1509                 adev->nbio.funcs->update_medium_grain_clock_gating(adev,
1510                                 state == AMD_CG_STATE_GATE);
1511                 adev->nbio.funcs->update_medium_grain_light_sleep(adev,
1512                                 state == AMD_CG_STATE_GATE);
1513                 soc15_update_hdp_light_sleep(adev,
1514                                 state == AMD_CG_STATE_GATE);
1515                 soc15_update_drm_clock_gating(adev,
1516                                 state == AMD_CG_STATE_GATE);
1517                 soc15_update_drm_light_sleep(adev,
1518                                 state == AMD_CG_STATE_GATE);
1519                 soc15_update_rom_medium_grain_clock_gating(adev,
1520                                 state == AMD_CG_STATE_GATE);
1521                 adev->df.funcs->update_medium_grain_clock_gating(adev,
1522                                 state == AMD_CG_STATE_GATE);
1523                 break;
1524         case CHIP_RAVEN:
1525         case CHIP_RENOIR:
1526                 adev->nbio.funcs->update_medium_grain_clock_gating(adev,
1527                                 state == AMD_CG_STATE_GATE);
1528                 adev->nbio.funcs->update_medium_grain_light_sleep(adev,
1529                                 state == AMD_CG_STATE_GATE);
1530                 soc15_update_hdp_light_sleep(adev,
1531                                 state == AMD_CG_STATE_GATE);
1532                 soc15_update_drm_clock_gating(adev,
1533                                 state == AMD_CG_STATE_GATE);
1534                 soc15_update_drm_light_sleep(adev,
1535                                 state == AMD_CG_STATE_GATE);
1536                 soc15_update_rom_medium_grain_clock_gating(adev,
1537                                 state == AMD_CG_STATE_GATE);
1538                 break;
1539         case CHIP_ARCTURUS:
1540                 soc15_update_hdp_light_sleep(adev,
1541                                 state == AMD_CG_STATE_GATE);
1542                 break;
1543         default:
1544                 break;
1545         }
1546         return 0;
1547 }
1548
1549 static void soc15_common_get_clockgating_state(void *handle, u32 *flags)
1550 {
1551         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1552         int data;
1553
1554         if (amdgpu_sriov_vf(adev))
1555                 *flags = 0;
1556
1557         adev->nbio.funcs->get_clockgating_state(adev, flags);
1558
1559         /* AMD_CG_SUPPORT_HDP_LS */
1560         data = RREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS));
1561         if (data & HDP_MEM_POWER_LS__LS_ENABLE_MASK)
1562                 *flags |= AMD_CG_SUPPORT_HDP_LS;
1563
1564         /* AMD_CG_SUPPORT_DRM_MGCG */
1565         data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0));
1566         if (!(data & 0x01000000))
1567                 *flags |= AMD_CG_SUPPORT_DRM_MGCG;
1568
1569         /* AMD_CG_SUPPORT_DRM_LS */
1570         data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL));
1571         if (data & 0x1)
1572                 *flags |= AMD_CG_SUPPORT_DRM_LS;
1573
1574         /* AMD_CG_SUPPORT_ROM_MGCG */
1575         data = RREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0));
1576         if (!(data & CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK))
1577                 *flags |= AMD_CG_SUPPORT_ROM_MGCG;
1578
1579         adev->df.funcs->get_clockgating_state(adev, flags);
1580 }
1581
1582 static int soc15_common_set_powergating_state(void *handle,
1583                                             enum amd_powergating_state state)
1584 {
1585         /* todo */
1586         return 0;
1587 }
1588
1589 const struct amd_ip_funcs soc15_common_ip_funcs = {
1590         .name = "soc15_common",
1591         .early_init = soc15_common_early_init,
1592         .late_init = soc15_common_late_init,
1593         .sw_init = soc15_common_sw_init,
1594         .sw_fini = soc15_common_sw_fini,
1595         .hw_init = soc15_common_hw_init,
1596         .hw_fini = soc15_common_hw_fini,
1597         .suspend = soc15_common_suspend,
1598         .resume = soc15_common_resume,
1599         .is_idle = soc15_common_is_idle,
1600         .wait_for_idle = soc15_common_wait_for_idle,
1601         .soft_reset = soc15_common_soft_reset,
1602         .set_clockgating_state = soc15_common_set_clockgating_state,
1603         .set_powergating_state = soc15_common_set_powergating_state,
1604         .get_clockgating_state= soc15_common_get_clockgating_state,
1605 };