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

   1 /*
   2  * Copyright 2016 Advanced Micro Devices, Inc.
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice shall be included in
  12  * all copies or substantial portions of the Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  20  * OTHER DEALINGS IN THE SOFTWARE.
  21  *
  22  */
  23 #include <linux/firmware.h>
  24 #include <linux/slab.h>
  25 #include <linux/module.h>
  26 #include <drm/drmP.h>
  27 #include "amdgpu.h"
  28 #include "amdgpu_atombios.h"
  29 #include "amdgpu_ih.h"
  30 #include "amdgpu_uvd.h"
  31 #include "amdgpu_vce.h"
  32 #include "amdgpu_ucode.h"
  33 #include "amdgpu_psp.h"
  34 #include "atom.h"
  35 #include "amd_pcie.h"
  36
  37 #include "uvd/uvd_7_0_offset.h"
  38 #include "gc/gc_9_0_offset.h"
  39 #include "gc/gc_9_0_sh_mask.h"
  40 #include "sdma0/sdma0_4_0_offset.h"
  41 #include "sdma1/sdma1_4_0_offset.h"
  42 #include "hdp/hdp_4_0_offset.h"
  43 #include "hdp/hdp_4_0_sh_mask.h"
  44 #include "smuio/smuio_9_0_offset.h"
  45 #include "smuio/smuio_9_0_sh_mask.h"
  46
  47 #include "soc15.h"
  48 #include "soc15_common.h"
  49 #include "gfx_v9_0.h"
  50 #include "gmc_v9_0.h"
  51 #include "gfxhub_v1_0.h"
  52 #include "mmhub_v1_0.h"
  53 #include "df_v1_7.h"
  54 #include "df_v3_6.h"
  55 #include "vega10_ih.h"
  56 #include "sdma_v4_0.h"
  57 #include "uvd_v7_0.h"
  58 #include "vce_v4_0.h"
  59 #include "vcn_v1_0.h"
  60 #include "dce_virtual.h"
  61 #include "mxgpu_ai.h"
  62
  63 #define mmMP0_MISC_CGTT_CTRL0                                                                   0x01b9
  64 #define mmMP0_MISC_CGTT_CTRL0_BASE_IDX                                                          0
  65 #define mmMP0_MISC_LIGHT_SLEEP_CTRL                                                             0x01ba
  66 #define mmMP0_MISC_LIGHT_SLEEP_CTRL_BASE_IDX                                                    0
  67
  68 /*
  69  * Indirect registers accessor
  70  */
  71 static u32 soc15_pcie_rreg(struct amdgpu_device *adev, u32 reg)
  72 {
  73         unsigned long flags, address, data;
  74         u32 r;
  75         address = adev->nbio_funcs->get_pcie_index_offset(adev);
  76         data = adev->nbio_funcs->get_pcie_data_offset(adev);
  77
  78         spin_lock_irqsave(&adev->pcie_idx_lock, flags);
  79         WREG32(address, reg);
  80         (void)RREG32(address);
  81         r = RREG32(data);
  82         spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
  83         return r;
  84 }
  85
  86 static void soc15_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
  87 {
  88         unsigned long flags, address, data;
  89
  90         address = adev->nbio_funcs->get_pcie_index_offset(adev);
  91         data = adev->nbio_funcs->get_pcie_data_offset(adev);
  92
  93         spin_lock_irqsave(&adev->pcie_idx_lock, flags);
  94         WREG32(address, reg);
  95         (void)RREG32(address);
  96         WREG32(data, v);
  97         (void)RREG32(data);
  98         spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
  99 }
 100
 101 static u32 soc15_uvd_ctx_rreg(struct amdgpu_device *adev, u32 reg)
 102 {
 103         unsigned long flags, address, data;
 104         u32 r;
 105
 106         address = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_INDEX);
 107         data = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_DATA);
 108
 109         spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
 110         WREG32(address, ((reg) & 0x1ff));
 111         r = RREG32(data);
 112         spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
 113         return r;
 114 }
 115
 116 static void soc15_uvd_ctx_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 117 {
 118         unsigned long flags, address, data;
 119
 120         address = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_INDEX);
 121         data = SOC15_REG_OFFSET(UVD, 0, mmUVD_CTX_DATA);
 122
 123         spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
 124         WREG32(address, ((reg) & 0x1ff));
 125         WREG32(data, (v));
 126         spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
 127 }
 128
 129 static u32 soc15_didt_rreg(struct amdgpu_device *adev, u32 reg)
 130 {
 131         unsigned long flags, address, data;
 132         u32 r;
 133
 134         address = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_INDEX);
 135         data = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_DATA);
 136
 137         spin_lock_irqsave(&adev->didt_idx_lock, flags);
 138         WREG32(address, (reg));
 139         r = RREG32(data);
 140         spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
 141         return r;
 142 }
 143
 144 static void soc15_didt_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 145 {
 146         unsigned long flags, address, data;
 147
 148         address = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_INDEX);
 149         data = SOC15_REG_OFFSET(GC, 0, mmDIDT_IND_DATA);
 150
 151         spin_lock_irqsave(&adev->didt_idx_lock, flags);
 152         WREG32(address, (reg));
 153         WREG32(data, (v));
 154         spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
 155 }
 156
 157 static u32 soc15_gc_cac_rreg(struct amdgpu_device *adev, u32 reg)
 158 {
 159         unsigned long flags;
 160         u32 r;
 161
 162         spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
 163         WREG32_SOC15(GC, 0, mmGC_CAC_IND_INDEX, (reg));
 164         r = RREG32_SOC15(GC, 0, mmGC_CAC_IND_DATA);
 165         spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
 166         return r;
 167 }
 168
 169 static void soc15_gc_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 170 {
 171         unsigned long flags;
 172
 173         spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
 174         WREG32_SOC15(GC, 0, mmGC_CAC_IND_INDEX, (reg));
 175         WREG32_SOC15(GC, 0, mmGC_CAC_IND_DATA, (v));
 176         spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
 177 }
 178
 179 static u32 soc15_se_cac_rreg(struct amdgpu_device *adev, u32 reg)
 180 {
 181         unsigned long flags;
 182         u32 r;
 183
 184         spin_lock_irqsave(&adev->se_cac_idx_lock, flags);
 185         WREG32_SOC15(GC, 0, mmSE_CAC_IND_INDEX, (reg));
 186         r = RREG32_SOC15(GC, 0, mmSE_CAC_IND_DATA);
 187         spin_unlock_irqrestore(&adev->se_cac_idx_lock, flags);
 188         return r;
 189 }
 190
 191 static void soc15_se_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 192 {
 193         unsigned long flags;
 194
 195         spin_lock_irqsave(&adev->se_cac_idx_lock, flags);
 196         WREG32_SOC15(GC, 0, mmSE_CAC_IND_INDEX, (reg));
 197         WREG32_SOC15(GC, 0, mmSE_CAC_IND_DATA, (v));
 198         spin_unlock_irqrestore(&adev->se_cac_idx_lock, flags);
 199 }
 200
 201 static u32 soc15_get_config_memsize(struct amdgpu_device *adev)
 202 {
 203         return adev->nbio_funcs->get_memsize(adev);
 204 }
 205
 206 static u32 soc15_get_xclk(struct amdgpu_device *adev)
 207 {
 208         return adev->clock.spll.reference_freq;
 209 }
 210
 211
 212 void soc15_grbm_select(struct amdgpu_device *adev,
 213                      u32 me, u32 pipe, u32 queue, u32 vmid)
 214 {
 215         u32 grbm_gfx_cntl = 0;
 216         grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, PIPEID, pipe);
 217         grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, MEID, me);
 218         grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, VMID, vmid);
 219         grbm_gfx_cntl = REG_SET_FIELD(grbm_gfx_cntl, GRBM_GFX_CNTL, QUEUEID, queue);
 220
 221         WREG32(SOC15_REG_OFFSET(GC, 0, mmGRBM_GFX_CNTL), grbm_gfx_cntl);
 222 }
 223
 224 static void soc15_vga_set_state(struct amdgpu_device *adev, bool state)
 225 {
 226         /* todo */
 227 }
 228
 229 static bool soc15_read_disabled_bios(struct amdgpu_device *adev)
 230 {
 231         /* todo */
 232         return false;
 233 }
 234
 235 static bool soc15_read_bios_from_rom(struct amdgpu_device *adev,
 236                                      u8 *bios, u32 length_bytes)
 237 {
 238         u32 *dw_ptr;
 239         u32 i, length_dw;
 240
 241         if (bios == NULL)
 242                 return false;
 243         if (length_bytes == 0)
 244                 return false;
 245         /* APU vbios image is part of sbios image */
 246         if (adev->flags & AMD_IS_APU)
 247                 return false;
 248
 249         dw_ptr = (u32 *)bios;
 250         length_dw = ALIGN(length_bytes, 4) / 4;
 251
 252         /* set rom index to 0 */
 253         WREG32(SOC15_REG_OFFSET(SMUIO, 0, mmROM_INDEX), 0);
 254         /* read out the rom data */
 255         for (i = 0; i < length_dw; i++)
 256                 dw_ptr[i] = RREG32(SOC15_REG_OFFSET(SMUIO, 0, mmROM_DATA));
 257
 258         return true;
 259 }
 260
 261 struct soc15_allowed_register_entry {
 262         uint32_t hwip;
 263         uint32_t inst;
 264         uint32_t seg;
 265         uint32_t reg_offset;
 266         bool grbm_indexed;
 267 };
 268
 269
 270 static struct soc15_allowed_register_entry soc15_allowed_read_registers[] = {
 271         { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS)},
 272         { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS2)},
 273         { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE0)},
 274         { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE1)},
 275         { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE2)},
 276         { SOC15_REG_ENTRY(GC, 0, mmGRBM_STATUS_SE3)},
 277         { SOC15_REG_ENTRY(SDMA0, 0, mmSDMA0_STATUS_REG)},
 278         { SOC15_REG_ENTRY(SDMA1, 0, mmSDMA1_STATUS_REG)},
 279         { SOC15_REG_ENTRY(GC, 0, mmCP_STAT)},
 280         { SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT1)},
 281         { SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT2)},
 282         { SOC15_REG_ENTRY(GC, 0, mmCP_STALLED_STAT3)},
 283         { SOC15_REG_ENTRY(GC, 0, mmCP_CPF_BUSY_STAT)},
 284         { SOC15_REG_ENTRY(GC, 0, mmCP_CPF_STALLED_STAT1)},
 285         { SOC15_REG_ENTRY(GC, 0, mmCP_CPF_STATUS)},
 286         { SOC15_REG_ENTRY(GC, 0, mmCP_CPC_STALLED_STAT1)},
 287         { SOC15_REG_ENTRY(GC, 0, mmCP_CPC_STATUS)},
 288         { SOC15_REG_ENTRY(GC, 0, mmGB_ADDR_CONFIG)},
 289         { SOC15_REG_ENTRY(GC, 0, mmDB_DEBUG2)},
 290 };
 291
 292 static uint32_t soc15_read_indexed_register(struct amdgpu_device *adev, u32 se_num,
 293                                          u32 sh_num, u32 reg_offset)
 294 {
 295         uint32_t val;
 296
 297         mutex_lock(&adev->grbm_idx_mutex);
 298         if (se_num != 0xffffffff || sh_num != 0xffffffff)
 299                 amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff);
 300
 301         val = RREG32(reg_offset);
 302
 303         if (se_num != 0xffffffff || sh_num != 0xffffffff)
 304                 amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
 305         mutex_unlock(&adev->grbm_idx_mutex);
 306         return val;
 307 }
 308
 309 static uint32_t soc15_get_register_value(struct amdgpu_device *adev,
 310                                          bool indexed, u32 se_num,
 311                                          u32 sh_num, u32 reg_offset)
 312 {
 313         if (indexed) {
 314                 return soc15_read_indexed_register(adev, se_num, sh_num, reg_offset);
 315         } else {
 316                 if (reg_offset == SOC15_REG_OFFSET(GC, 0, mmGB_ADDR_CONFIG))
 317                         return adev->gfx.config.gb_addr_config;
 318                 else if (reg_offset == SOC15_REG_OFFSET(GC, 0, mmDB_DEBUG2))
 319                         return adev->gfx.config.db_debug2;
 320                 return RREG32(reg_offset);
 321         }
 322 }
 323
 324 static int soc15_read_register(struct amdgpu_device *adev, u32 se_num,
 325                             u32 sh_num, u32 reg_offset, u32 *value)
 326 {
 327         uint32_t i;
 328         struct soc15_allowed_register_entry  *en;
 329
 330         *value = 0;
 331         for (i = 0; i < ARRAY_SIZE(soc15_allowed_read_registers); i++) {
 332                 en = &soc15_allowed_read_registers[i];
 333                 if (reg_offset != (adev->reg_offset[en->hwip][en->inst][en->seg]
 334                                         + en->reg_offset))
 335                         continue;
 336
 337                 *value = soc15_get_register_value(adev,
 338                                                   soc15_allowed_read_registers[i].grbm_indexed,
 339                                                   se_num, sh_num, reg_offset);
 340                 return 0;
 341         }
 342         return -EINVAL;
 343 }
 344
 345
 346 /**
 347  * soc15_program_register_sequence - program an array of registers.
 348  *
 349  * @adev: amdgpu_device pointer
 350  * @regs: pointer to the register array
 351  * @array_size: size of the register array
 352  *
 353  * Programs an array or registers with and and or masks.
 354  * This is a helper for setting golden registers.
 355  */
 356
 357 void soc15_program_register_sequence(struct amdgpu_device *adev,
 358                                              const struct soc15_reg_golden *regs,
 359                                              const u32 array_size)
 360 {
 361         const struct soc15_reg_golden *entry;
 362         u32 tmp, reg;
 363         int i;
 364
 365         for (i = 0; i < array_size; ++i) {
 366                 entry = &regs[i];
 367                 reg =  adev->reg_offset[entry->hwip][entry->instance][entry->segment] + entry->reg;
 368
 369                 if (entry->and_mask == 0xffffffff) {
 370                         tmp = entry->or_mask;
 371                 } else {
 372                         tmp = RREG32(reg);
 373                         tmp &= ~(entry->and_mask);
 374                         tmp |= entry->or_mask;
 375                 }
 376                 WREG32(reg, tmp);
 377         }
 378
 379 }
 380
 381
 382 static int soc15_asic_reset(struct amdgpu_device *adev)
 383 {
 384         u32 i;
 385
 386         amdgpu_atombios_scratch_regs_engine_hung(adev, true);
 387
 388         dev_info(adev->dev, "GPU reset\n");
 389
 390         /* disable BM */
 391         pci_clear_master(adev->pdev);
 392
 393         pci_save_state(adev->pdev);
 394
 395         psp_gpu_reset(adev);
 396
 397         pci_restore_state(adev->pdev);
 398
 399         /* wait for asic to come out of reset */
 400         for (i = 0; i < adev->usec_timeout; i++) {
 401                 u32 memsize = adev->nbio_funcs->get_memsize(adev);
 402
 403                 if (memsize != 0xffffffff)
 404                         break;
 405                 udelay(1);
 406         }
 407
 408         amdgpu_atombios_scratch_regs_engine_hung(adev, false);
 409
 410         return 0;
 411 }
 412
 413 /*static int soc15_set_uvd_clock(struct amdgpu_device *adev, u32 clock,
 414                         u32 cntl_reg, u32 status_reg)
 415 {
 416         return 0;
 417 }*/
 418
 419 static int soc15_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
 420 {
 421         /*int r;
 422
 423         r = soc15_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS);
 424         if (r)
 425                 return r;
 426
 427         r = soc15_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS);
 428         */
 429         return 0;
 430 }
 431
 432 static int soc15_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
 433 {
 434         /* todo */
 435
 436         return 0;
 437 }
 438
 439 static void soc15_pcie_gen3_enable(struct amdgpu_device *adev)
 440 {
 441         if (pci_is_root_bus(adev->pdev->bus))
 442                 return;
 443
 444         if (amdgpu_pcie_gen2 == 0)
 445                 return;
 446
 447         if (adev->flags & AMD_IS_APU)
 448                 return;
 449
 450         if (!(adev->pm.pcie_gen_mask & (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 |
 451                                         CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)))
 452                 return;
 453
 454         /* todo */
 455 }
 456
 457 static void soc15_program_aspm(struct amdgpu_device *adev)
 458 {
 459
 460         if (amdgpu_aspm == 0)
 461                 return;
 462
 463         /* todo */
 464 }
 465
 466 static void soc15_enable_doorbell_aperture(struct amdgpu_device *adev,
 467                                            bool enable)
 468 {
 469         adev->nbio_funcs->enable_doorbell_aperture(adev, enable);
 470         adev->nbio_funcs->enable_doorbell_selfring_aperture(adev, enable);
 471 }
 472
 473 static const struct amdgpu_ip_block_version vega10_common_ip_block =
 474 {
 475         .type = AMD_IP_BLOCK_TYPE_COMMON,
 476         .major = 2,
 477         .minor = 0,
 478         .rev = 0,
 479         .funcs = &soc15_common_ip_funcs,
 480 };
 481
 482 int soc15_set_ip_blocks(struct amdgpu_device *adev)
 483 {
 484         /* Set IP register base before any HW register access */
 485         switch (adev->asic_type) {
 486         case CHIP_VEGA10:
 487         case CHIP_VEGA12:
 488         case CHIP_RAVEN:
 489                 vega10_reg_base_init(adev);
 490                 break;
 491         case CHIP_VEGA20:
 492                 vega20_reg_base_init(adev);
 493                 break;
 494         default:
 495                 return -EINVAL;
 496         }
 497
 498         if (adev->flags & AMD_IS_APU)
 499                 adev->nbio_funcs = &nbio_v7_0_funcs;
 500         else if (adev->asic_type == CHIP_VEGA20)
 501                 adev->nbio_funcs = &nbio_v7_0_funcs;
 502         else
 503                 adev->nbio_funcs = &nbio_v6_1_funcs;
 504
 505         if (adev->asic_type == CHIP_VEGA20)
 506                 adev->df_funcs = &df_v3_6_funcs;
 507         else
 508                 adev->df_funcs = &df_v1_7_funcs;
 509         adev->nbio_funcs->detect_hw_virt(adev);
 510
 511         if (amdgpu_sriov_vf(adev))
 512                 adev->virt.ops = &xgpu_ai_virt_ops;
 513
 514         switch (adev->asic_type) {
 515         case CHIP_VEGA10:
 516         case CHIP_VEGA12:
 517         case CHIP_VEGA20:
 518                 amdgpu_device_ip_block_add(adev, &vega10_common_ip_block);
 519                 amdgpu_device_ip_block_add(adev, &gmc_v9_0_ip_block);
 520                 amdgpu_device_ip_block_add(adev, &vega10_ih_ip_block);
 521                 if (adev->asic_type != CHIP_VEGA20) {
 522                         amdgpu_device_ip_block_add(adev, &psp_v3_1_ip_block);
 523                         if (!amdgpu_sriov_vf(adev))
 524                                 amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
 525                 }
 526                 if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
 527                         amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
 528 #if defined(CONFIG_DRM_AMD_DC)
 529                 else if (amdgpu_device_has_dc_support(adev))
 530                         amdgpu_device_ip_block_add(adev, &dm_ip_block);
 531 #else
 532 #       warning "Enable CONFIG_DRM_AMD_DC for display support on SOC15."
 533 #endif
 534                 amdgpu_device_ip_block_add(adev, &gfx_v9_0_ip_block);
 535                 amdgpu_device_ip_block_add(adev, &sdma_v4_0_ip_block);
 536                 amdgpu_device_ip_block_add(adev, &uvd_v7_0_ip_block);
 537                 amdgpu_device_ip_block_add(adev, &vce_v4_0_ip_block);
 538                 break;
 539         case CHIP_RAVEN:
 540                 amdgpu_device_ip_block_add(adev, &vega10_common_ip_block);
 541                 amdgpu_device_ip_block_add(adev, &gmc_v9_0_ip_block);
 542                 amdgpu_device_ip_block_add(adev, &vega10_ih_ip_block);
 543                 amdgpu_device_ip_block_add(adev, &psp_v10_0_ip_block);
 544                 amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
 545                 if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
 546                         amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
 547 #if defined(CONFIG_DRM_AMD_DC)
 548                 else if (amdgpu_device_has_dc_support(adev))
 549                         amdgpu_device_ip_block_add(adev, &dm_ip_block);
 550 #else
 551 #       warning "Enable CONFIG_DRM_AMD_DC for display support on SOC15."
 552 #endif
 553                 amdgpu_device_ip_block_add(adev, &gfx_v9_0_ip_block);
 554                 amdgpu_device_ip_block_add(adev, &sdma_v4_0_ip_block);
 555                 amdgpu_device_ip_block_add(adev, &vcn_v1_0_ip_block);
 556                 break;
 557         default:
 558                 return -EINVAL;
 559         }
 560
 561         return 0;
 562 }
 563
 564 static uint32_t soc15_get_rev_id(struct amdgpu_device *adev)
 565 {
 566         return adev->nbio_funcs->get_rev_id(adev);
 567 }
 568
 569 static void soc15_flush_hdp(struct amdgpu_device *adev, struct amdgpu_ring *ring)
 570 {
 571         adev->nbio_funcs->hdp_flush(adev, ring);
 572 }
 573
 574 static void soc15_invalidate_hdp(struct amdgpu_device *adev,
 575                                  struct amdgpu_ring *ring)
 576 {
 577         if (!ring || !ring->funcs->emit_wreg)
 578                 WREG32_SOC15_NO_KIQ(NBIO, 0, mmHDP_READ_CACHE_INVALIDATE, 1);
 579         else
 580                 amdgpu_ring_emit_wreg(ring, SOC15_REG_OFFSET(
 581                         HDP, 0, mmHDP_READ_CACHE_INVALIDATE), 1);
 582 }
 583
 584 static bool soc15_need_full_reset(struct amdgpu_device *adev)
 585 {
 586         /* change this when we implement soft reset */
 587         return true;
 588 }
 589
 590 static const struct amdgpu_asic_funcs soc15_asic_funcs =
 591 {
 592         .read_disabled_bios = &soc15_read_disabled_bios,
 593         .read_bios_from_rom = &soc15_read_bios_from_rom,
 594         .read_register = &soc15_read_register,
 595         .reset = &soc15_asic_reset,
 596         .set_vga_state = &soc15_vga_set_state,
 597         .get_xclk = &soc15_get_xclk,
 598         .set_uvd_clocks = &soc15_set_uvd_clocks,
 599         .set_vce_clocks = &soc15_set_vce_clocks,
 600         .get_config_memsize = &soc15_get_config_memsize,
 601         .flush_hdp = &soc15_flush_hdp,
 602         .invalidate_hdp = &soc15_invalidate_hdp,
 603         .need_full_reset = &soc15_need_full_reset,
 604 };
 605
 606 static int soc15_common_early_init(void *handle)
 607 {
 608         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 609
 610         adev->smc_rreg = NULL;
 611         adev->smc_wreg = NULL;
 612         adev->pcie_rreg = &soc15_pcie_rreg;
 613         adev->pcie_wreg = &soc15_pcie_wreg;
 614         adev->uvd_ctx_rreg = &soc15_uvd_ctx_rreg;
 615         adev->uvd_ctx_wreg = &soc15_uvd_ctx_wreg;
 616         adev->didt_rreg = &soc15_didt_rreg;
 617         adev->didt_wreg = &soc15_didt_wreg;
 618         adev->gc_cac_rreg = &soc15_gc_cac_rreg;
 619         adev->gc_cac_wreg = &soc15_gc_cac_wreg;
 620         adev->se_cac_rreg = &soc15_se_cac_rreg;
 621         adev->se_cac_wreg = &soc15_se_cac_wreg;
 622
 623         adev->asic_funcs = &soc15_asic_funcs;
 624
 625         adev->rev_id = soc15_get_rev_id(adev);
 626         adev->external_rev_id = 0xFF;
 627         switch (adev->asic_type) {
 628         case CHIP_VEGA10:
 629                 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
 630                         AMD_CG_SUPPORT_GFX_MGLS |
 631                         AMD_CG_SUPPORT_GFX_RLC_LS |
 632                         AMD_CG_SUPPORT_GFX_CP_LS |
 633                         AMD_CG_SUPPORT_GFX_3D_CGCG |
 634                         AMD_CG_SUPPORT_GFX_3D_CGLS |
 635                         AMD_CG_SUPPORT_GFX_CGCG |
 636                         AMD_CG_SUPPORT_GFX_CGLS |
 637                         AMD_CG_SUPPORT_BIF_MGCG |
 638                         AMD_CG_SUPPORT_BIF_LS |
 639                         AMD_CG_SUPPORT_HDP_LS |
 640                         AMD_CG_SUPPORT_DRM_MGCG |
 641                         AMD_CG_SUPPORT_DRM_LS |
 642                         AMD_CG_SUPPORT_ROM_MGCG |
 643                         AMD_CG_SUPPORT_DF_MGCG |
 644                         AMD_CG_SUPPORT_SDMA_MGCG |
 645                         AMD_CG_SUPPORT_SDMA_LS |
 646                         AMD_CG_SUPPORT_MC_MGCG |
 647                         AMD_CG_SUPPORT_MC_LS;
 648                 adev->pg_flags = 0;
 649                 adev->external_rev_id = 0x1;
 650                 break;
 651         case CHIP_VEGA12:
 652                 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
 653                         AMD_CG_SUPPORT_GFX_MGLS |
 654                         AMD_CG_SUPPORT_GFX_CGCG |
 655                         AMD_CG_SUPPORT_GFX_CGLS |
 656                         AMD_CG_SUPPORT_GFX_3D_CGCG |
 657                         AMD_CG_SUPPORT_GFX_3D_CGLS |
 658                         AMD_CG_SUPPORT_GFX_CP_LS |
 659                         AMD_CG_SUPPORT_MC_LS |
 660                         AMD_CG_SUPPORT_MC_MGCG |
 661                         AMD_CG_SUPPORT_SDMA_MGCG |
 662                         AMD_CG_SUPPORT_SDMA_LS |
 663                         AMD_CG_SUPPORT_BIF_MGCG |
 664                         AMD_CG_SUPPORT_BIF_LS |
 665                         AMD_CG_SUPPORT_HDP_MGCG |
 666                         AMD_CG_SUPPORT_HDP_LS |
 667                         AMD_CG_SUPPORT_ROM_MGCG |
 668                         AMD_CG_SUPPORT_VCE_MGCG |
 669                         AMD_CG_SUPPORT_UVD_MGCG;
 670                 adev->pg_flags = 0;
 671                 adev->external_rev_id = adev->rev_id + 0x14;
 672                 break;
 673         case CHIP_VEGA20:
 674                 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
 675                         AMD_CG_SUPPORT_GFX_MGLS |
 676                         AMD_CG_SUPPORT_GFX_CGCG |
 677                         AMD_CG_SUPPORT_GFX_CGLS |
 678                         AMD_CG_SUPPORT_GFX_3D_CGCG |
 679                         AMD_CG_SUPPORT_GFX_3D_CGLS |
 680                         AMD_CG_SUPPORT_GFX_CP_LS |
 681                         AMD_CG_SUPPORT_MC_LS |
 682                         AMD_CG_SUPPORT_MC_MGCG |
 683                         AMD_CG_SUPPORT_SDMA_MGCG |
 684                         AMD_CG_SUPPORT_SDMA_LS |
 685                         AMD_CG_SUPPORT_BIF_MGCG |
 686                         AMD_CG_SUPPORT_BIF_LS |
 687                         AMD_CG_SUPPORT_HDP_MGCG |
 688                         AMD_CG_SUPPORT_HDP_LS |
 689                         AMD_CG_SUPPORT_ROM_MGCG |
 690                         AMD_CG_SUPPORT_VCE_MGCG |
 691                         AMD_CG_SUPPORT_UVD_MGCG;
 692                 adev->pg_flags = 0;
 693                 adev->external_rev_id = adev->rev_id + 0x28;
 694                 break;
 695         case CHIP_RAVEN:
 696                 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
 697                         AMD_CG_SUPPORT_GFX_MGLS |
 698                         AMD_CG_SUPPORT_GFX_RLC_LS |
 699                         AMD_CG_SUPPORT_GFX_CP_LS |
 700                         AMD_CG_SUPPORT_GFX_3D_CGCG |
 701                         AMD_CG_SUPPORT_GFX_3D_CGLS |
 702                         AMD_CG_SUPPORT_GFX_CGCG |
 703                         AMD_CG_SUPPORT_GFX_CGLS |
 704                         AMD_CG_SUPPORT_BIF_MGCG |
 705                         AMD_CG_SUPPORT_BIF_LS |
 706                         AMD_CG_SUPPORT_HDP_MGCG |
 707                         AMD_CG_SUPPORT_HDP_LS |
 708                         AMD_CG_SUPPORT_DRM_MGCG |
 709                         AMD_CG_SUPPORT_DRM_LS |
 710                         AMD_CG_SUPPORT_ROM_MGCG |
 711                         AMD_CG_SUPPORT_MC_MGCG |
 712                         AMD_CG_SUPPORT_MC_LS |
 713                         AMD_CG_SUPPORT_SDMA_MGCG |
 714                         AMD_CG_SUPPORT_SDMA_LS |
 715                         AMD_CG_SUPPORT_VCN_MGCG;
 716
 717                 adev->pg_flags = AMD_PG_SUPPORT_SDMA | AMD_PG_SUPPORT_VCN;
 718
 719                 if (adev->powerplay.pp_feature & PP_GFXOFF_MASK)
 720                         adev->pg_flags |= AMD_PG_SUPPORT_GFX_PG |
 721                                 AMD_PG_SUPPORT_CP |
 722                                 AMD_PG_SUPPORT_RLC_SMU_HS;
 723
 724                 adev->external_rev_id = 0x1;
 725                 break;
 726         default:
 727                 /* FIXME: not supported yet */
 728                 return -EINVAL;
 729         }
 730
 731         if (amdgpu_sriov_vf(adev)) {
 732                 amdgpu_virt_init_setting(adev);
 733                 xgpu_ai_mailbox_set_irq_funcs(adev);
 734         }
 735
 736         return 0;
 737 }
 738
 739 static int soc15_common_late_init(void *handle)
 740 {
 741         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 742
 743         if (amdgpu_sriov_vf(adev))
 744                 xgpu_ai_mailbox_get_irq(adev);
 745
 746         return 0;
 747 }
 748
 749 static int soc15_common_sw_init(void *handle)
 750 {
 751         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 752
 753         if (amdgpu_sriov_vf(adev))
 754                 xgpu_ai_mailbox_add_irq_id(adev);
 755
 756         return 0;
 757 }
 758
 759 static int soc15_common_sw_fini(void *handle)
 760 {
 761         return 0;
 762 }
 763
 764 static int soc15_common_hw_init(void *handle)
 765 {
 766         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 767
 768         /* enable pcie gen2/3 link */
 769         soc15_pcie_gen3_enable(adev);
 770         /* enable aspm */
 771         soc15_program_aspm(adev);
 772         /* setup nbio registers */
 773         adev->nbio_funcs->init_registers(adev);
 774         /* enable the doorbell aperture */
 775         soc15_enable_doorbell_aperture(adev, true);
 776
 777         return 0;
 778 }
 779
 780 static int soc15_common_hw_fini(void *handle)
 781 {
 782         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 783
 784         /* disable the doorbell aperture */
 785         soc15_enable_doorbell_aperture(adev, false);
 786         if (amdgpu_sriov_vf(adev))
 787                 xgpu_ai_mailbox_put_irq(adev);
 788
 789         return 0;
 790 }
 791
 792 static int soc15_common_suspend(void *handle)
 793 {
 794         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 795
 796         return soc15_common_hw_fini(adev);
 797 }
 798
 799 static int soc15_common_resume(void *handle)
 800 {
 801         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 802
 803         return soc15_common_hw_init(adev);
 804 }
 805
 806 static bool soc15_common_is_idle(void *handle)
 807 {
 808         return true;
 809 }
 810
 811 static int soc15_common_wait_for_idle(void *handle)
 812 {
 813         return 0;
 814 }
 815
 816 static int soc15_common_soft_reset(void *handle)
 817 {
 818         return 0;
 819 }
 820
 821 static void soc15_update_hdp_light_sleep(struct amdgpu_device *adev, bool enable)
 822 {
 823         uint32_t def, data;
 824
 825         def = data = RREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS));
 826
 827         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS))
 828                 data |= HDP_MEM_POWER_LS__LS_ENABLE_MASK;
 829         else
 830                 data &= ~HDP_MEM_POWER_LS__LS_ENABLE_MASK;
 831
 832         if (def != data)
 833                 WREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS), data);
 834 }
 835
 836 static void soc15_update_drm_clock_gating(struct amdgpu_device *adev, bool enable)
 837 {
 838         uint32_t def, data;
 839
 840         def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0));
 841
 842         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_MGCG))
 843                 data &= ~(0x01000000 |
 844                           0x02000000 |
 845                           0x04000000 |
 846                           0x08000000 |
 847                           0x10000000 |
 848                           0x20000000 |
 849                           0x40000000 |
 850                           0x80000000);
 851         else
 852                 data |= (0x01000000 |
 853                          0x02000000 |
 854                          0x04000000 |
 855                          0x08000000 |
 856                          0x10000000 |
 857                          0x20000000 |
 858                          0x40000000 |
 859                          0x80000000);
 860
 861         if (def != data)
 862                 WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0), data);
 863 }
 864
 865 static void soc15_update_drm_light_sleep(struct amdgpu_device *adev, bool enable)
 866 {
 867         uint32_t def, data;
 868
 869         def = data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL));
 870
 871         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS))
 872                 data |= 1;
 873         else
 874                 data &= ~1;
 875
 876         if (def != data)
 877                 WREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL), data);
 878 }
 879
 880 static void soc15_update_rom_medium_grain_clock_gating(struct amdgpu_device *adev,
 881                                                        bool enable)
 882 {
 883         uint32_t def, data;
 884
 885         def = data = RREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0));
 886
 887         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG))
 888                 data &= ~(CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
 889                         CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK);
 890         else
 891                 data |= CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
 892                         CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK;
 893
 894         if (def != data)
 895                 WREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0), data);
 896 }
 897
 898 static int soc15_common_set_clockgating_state(void *handle,
 899                                             enum amd_clockgating_state state)
 900 {
 901         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 902
 903         if (amdgpu_sriov_vf(adev))
 904                 return 0;
 905
 906         switch (adev->asic_type) {
 907         case CHIP_VEGA10:
 908         case CHIP_VEGA12:
 909         case CHIP_VEGA20:
 910                 adev->nbio_funcs->update_medium_grain_clock_gating(adev,
 911                                 state == AMD_CG_STATE_GATE ? true : false);
 912                 adev->nbio_funcs->update_medium_grain_light_sleep(adev,
 913                                 state == AMD_CG_STATE_GATE ? true : false);
 914                 soc15_update_hdp_light_sleep(adev,
 915                                 state == AMD_CG_STATE_GATE ? true : false);
 916                 soc15_update_drm_clock_gating(adev,
 917                                 state == AMD_CG_STATE_GATE ? true : false);
 918                 soc15_update_drm_light_sleep(adev,
 919                                 state == AMD_CG_STATE_GATE ? true : false);
 920                 soc15_update_rom_medium_grain_clock_gating(adev,
 921                                 state == AMD_CG_STATE_GATE ? true : false);
 922                 adev->df_funcs->update_medium_grain_clock_gating(adev,
 923                                 state == AMD_CG_STATE_GATE ? true : false);
 924                 break;
 925         case CHIP_RAVEN:
 926                 adev->nbio_funcs->update_medium_grain_clock_gating(adev,
 927                                 state == AMD_CG_STATE_GATE ? true : false);
 928                 adev->nbio_funcs->update_medium_grain_light_sleep(adev,
 929                                 state == AMD_CG_STATE_GATE ? true : false);
 930                 soc15_update_hdp_light_sleep(adev,
 931                                 state == AMD_CG_STATE_GATE ? true : false);
 932                 soc15_update_drm_clock_gating(adev,
 933                                 state == AMD_CG_STATE_GATE ? true : false);
 934                 soc15_update_drm_light_sleep(adev,
 935                                 state == AMD_CG_STATE_GATE ? true : false);
 936                 soc15_update_rom_medium_grain_clock_gating(adev,
 937                                 state == AMD_CG_STATE_GATE ? true : false);
 938                 break;
 939         default:
 940                 break;
 941         }
 942         return 0;
 943 }
 944
 945 static void soc15_common_get_clockgating_state(void *handle, u32 *flags)
 946 {
 947         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 948         int data;
 949
 950         if (amdgpu_sriov_vf(adev))
 951                 *flags = 0;
 952
 953         adev->nbio_funcs->get_clockgating_state(adev, flags);
 954
 955         /* AMD_CG_SUPPORT_HDP_LS */
 956         data = RREG32(SOC15_REG_OFFSET(HDP, 0, mmHDP_MEM_POWER_LS));
 957         if (data & HDP_MEM_POWER_LS__LS_ENABLE_MASK)
 958                 *flags |= AMD_CG_SUPPORT_HDP_LS;
 959
 960         /* AMD_CG_SUPPORT_DRM_MGCG */
 961         data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_CGTT_CTRL0));
 962         if (!(data & 0x01000000))
 963                 *flags |= AMD_CG_SUPPORT_DRM_MGCG;
 964
 965         /* AMD_CG_SUPPORT_DRM_LS */
 966         data = RREG32(SOC15_REG_OFFSET(MP0, 0, mmMP0_MISC_LIGHT_SLEEP_CTRL));
 967         if (data & 0x1)
 968                 *flags |= AMD_CG_SUPPORT_DRM_LS;
 969
 970         /* AMD_CG_SUPPORT_ROM_MGCG */
 971         data = RREG32(SOC15_REG_OFFSET(SMUIO, 0, mmCGTT_ROM_CLK_CTRL0));
 972         if (!(data & CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK))
 973                 *flags |= AMD_CG_SUPPORT_ROM_MGCG;
 974
 975         adev->df_funcs->get_clockgating_state(adev, flags);
 976 }
 977
 978 static int soc15_common_set_powergating_state(void *handle,
 979                                             enum amd_powergating_state state)
 980 {
 981         /* todo */
 982         return 0;
 983 }
 984
 985 const struct amd_ip_funcs soc15_common_ip_funcs = {
 986         .name = "soc15_common",
 987         .early_init = soc15_common_early_init,
 988         .late_init = soc15_common_late_init,
 989         .sw_init = soc15_common_sw_init,
 990         .sw_fini = soc15_common_sw_fini,
 991         .hw_init = soc15_common_hw_init,
 992         .hw_fini = soc15_common_hw_fini,
 993         .suspend = soc15_common_suspend,
 994         .resume = soc15_common_resume,
 995         .is_idle = soc15_common_is_idle,
 996         .wait_for_idle = soc15_common_wait_for_idle,
 997         .soft_reset = soc15_common_soft_reset,
 998         .set_clockgating_state = soc15_common_set_clockgating_state,
 999         .set_powergating_state = soc15_common_set_powergating_state,
1000         .get_clockgating_state= soc15_common_get_clockgating_state,
1001 };