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

   1 /*
   2  * Copyright 2014 Advanced Micro Devices, Inc.
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice shall be included in
  12  * all copies or substantial portions of the Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  20  * OTHER DEALINGS IN THE SOFTWARE.
  21  *
  22  */
  23 #include <linux/firmware.h>
  24 #include <linux/slab.h>
  25 #include <linux/module.h>
  26 #include "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 "atom.h"
  34 #include "amd_pcie.h"
  35
  36 #include "gmc/gmc_8_1_d.h"
  37 #include "gmc/gmc_8_1_sh_mask.h"
  38
  39 #include "oss/oss_3_0_d.h"
  40 #include "oss/oss_3_0_sh_mask.h"
  41
  42 #include "bif/bif_5_0_d.h"
  43 #include "bif/bif_5_0_sh_mask.h"
  44
  45 #include "gca/gfx_8_0_d.h"
  46 #include "gca/gfx_8_0_sh_mask.h"
  47
  48 #include "smu/smu_7_1_1_d.h"
  49 #include "smu/smu_7_1_1_sh_mask.h"
  50
  51 #include "uvd/uvd_5_0_d.h"
  52 #include "uvd/uvd_5_0_sh_mask.h"
  53
  54 #include "vce/vce_3_0_d.h"
  55 #include "vce/vce_3_0_sh_mask.h"
  56
  57 #include "dce/dce_10_0_d.h"
  58 #include "dce/dce_10_0_sh_mask.h"
  59
  60 #include "vid.h"
  61 #include "vi.h"
  62 #include "vi_dpm.h"
  63 #include "gmc_v8_0.h"
  64 #include "gmc_v7_0.h"
  65 #include "gfx_v8_0.h"
  66 #include "sdma_v2_4.h"
  67 #include "sdma_v3_0.h"
  68 #include "dce_v10_0.h"
  69 #include "dce_v11_0.h"
  70 #include "iceland_ih.h"
  71 #include "tonga_ih.h"
  72 #include "cz_ih.h"
  73 #include "uvd_v5_0.h"
  74 #include "uvd_v6_0.h"
  75 #include "vce_v3_0.h"
  76 #include "amdgpu_powerplay.h"
  77 #if defined(CONFIG_DRM_AMD_ACP)
  78 #include "amdgpu_acp.h"
  79 #endif
  80 #include "dce_virtual.h"
  81
  82 MODULE_FIRMWARE("amdgpu/topaz_smc.bin");
  83 MODULE_FIRMWARE("amdgpu/topaz_k_smc.bin");
  84 MODULE_FIRMWARE("amdgpu/tonga_smc.bin");
  85 MODULE_FIRMWARE("amdgpu/tonga_k_smc.bin");
  86 MODULE_FIRMWARE("amdgpu/fiji_smc.bin");
  87 MODULE_FIRMWARE("amdgpu/polaris10_smc.bin");
  88 MODULE_FIRMWARE("amdgpu/polaris10_smc_sk.bin");
  89 MODULE_FIRMWARE("amdgpu/polaris11_smc.bin");
  90 MODULE_FIRMWARE("amdgpu/polaris11_smc_sk.bin");
  91
  92 /*
  93  * Indirect registers accessor
  94  */
  95 static u32 vi_pcie_rreg(struct amdgpu_device *adev, u32 reg)
  96 {
  97         unsigned long flags;
  98         u32 r;
  99
 100         spin_lock_irqsave(&adev->pcie_idx_lock, flags);
 101         WREG32(mmPCIE_INDEX, reg);
 102         (void)RREG32(mmPCIE_INDEX);
 103         r = RREG32(mmPCIE_DATA);
 104         spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
 105         return r;
 106 }
 107
 108 static void vi_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 109 {
 110         unsigned long flags;
 111
 112         spin_lock_irqsave(&adev->pcie_idx_lock, flags);
 113         WREG32(mmPCIE_INDEX, reg);
 114         (void)RREG32(mmPCIE_INDEX);
 115         WREG32(mmPCIE_DATA, v);
 116         (void)RREG32(mmPCIE_DATA);
 117         spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
 118 }
 119
 120 static u32 vi_smc_rreg(struct amdgpu_device *adev, u32 reg)
 121 {
 122         unsigned long flags;
 123         u32 r;
 124
 125         spin_lock_irqsave(&adev->smc_idx_lock, flags);
 126         WREG32(mmSMC_IND_INDEX_11, (reg));
 127         r = RREG32(mmSMC_IND_DATA_11);
 128         spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
 129         return r;
 130 }
 131
 132 static void vi_smc_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 133 {
 134         unsigned long flags;
 135
 136         spin_lock_irqsave(&adev->smc_idx_lock, flags);
 137         WREG32(mmSMC_IND_INDEX_11, (reg));
 138         WREG32(mmSMC_IND_DATA_11, (v));
 139         spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
 140 }
 141
 142 /* smu_8_0_d.h */
 143 #define mmMP0PUB_IND_INDEX                                                      0x180
 144 #define mmMP0PUB_IND_DATA                                                       0x181
 145
 146 static u32 cz_smc_rreg(struct amdgpu_device *adev, u32 reg)
 147 {
 148         unsigned long flags;
 149         u32 r;
 150
 151         spin_lock_irqsave(&adev->smc_idx_lock, flags);
 152         WREG32(mmMP0PUB_IND_INDEX, (reg));
 153         r = RREG32(mmMP0PUB_IND_DATA);
 154         spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
 155         return r;
 156 }
 157
 158 static void cz_smc_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 159 {
 160         unsigned long flags;
 161
 162         spin_lock_irqsave(&adev->smc_idx_lock, flags);
 163         WREG32(mmMP0PUB_IND_INDEX, (reg));
 164         WREG32(mmMP0PUB_IND_DATA, (v));
 165         spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
 166 }
 167
 168 static u32 vi_uvd_ctx_rreg(struct amdgpu_device *adev, u32 reg)
 169 {
 170         unsigned long flags;
 171         u32 r;
 172
 173         spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
 174         WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
 175         r = RREG32(mmUVD_CTX_DATA);
 176         spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
 177         return r;
 178 }
 179
 180 static void vi_uvd_ctx_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 181 {
 182         unsigned long flags;
 183
 184         spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
 185         WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
 186         WREG32(mmUVD_CTX_DATA, (v));
 187         spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
 188 }
 189
 190 static u32 vi_didt_rreg(struct amdgpu_device *adev, u32 reg)
 191 {
 192         unsigned long flags;
 193         u32 r;
 194
 195         spin_lock_irqsave(&adev->didt_idx_lock, flags);
 196         WREG32(mmDIDT_IND_INDEX, (reg));
 197         r = RREG32(mmDIDT_IND_DATA);
 198         spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
 199         return r;
 200 }
 201
 202 static void vi_didt_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 203 {
 204         unsigned long flags;
 205
 206         spin_lock_irqsave(&adev->didt_idx_lock, flags);
 207         WREG32(mmDIDT_IND_INDEX, (reg));
 208         WREG32(mmDIDT_IND_DATA, (v));
 209         spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
 210 }
 211
 212 static u32 vi_gc_cac_rreg(struct amdgpu_device *adev, u32 reg)
 213 {
 214         unsigned long flags;
 215         u32 r;
 216
 217         spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
 218         WREG32(mmGC_CAC_IND_INDEX, (reg));
 219         r = RREG32(mmGC_CAC_IND_DATA);
 220         spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
 221         return r;
 222 }
 223
 224 static void vi_gc_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 225 {
 226         unsigned long flags;
 227
 228         spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
 229         WREG32(mmGC_CAC_IND_INDEX, (reg));
 230         WREG32(mmGC_CAC_IND_DATA, (v));
 231         spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
 232 }
 233
 234
 235 static const u32 tonga_mgcg_cgcg_init[] =
 236 {
 237         mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
 238         mmPCIE_INDEX, 0xffffffff, 0x0140001c,
 239         mmPCIE_DATA, 0x000f0000, 0x00000000,
 240         mmSMC_IND_INDEX_4, 0xffffffff, 0xC060000C,
 241         mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
 242         mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
 243         mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
 244 };
 245
 246 static const u32 fiji_mgcg_cgcg_init[] =
 247 {
 248         mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
 249         mmPCIE_INDEX, 0xffffffff, 0x0140001c,
 250         mmPCIE_DATA, 0x000f0000, 0x00000000,
 251         mmSMC_IND_INDEX_4, 0xffffffff, 0xC060000C,
 252         mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
 253         mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
 254         mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
 255 };
 256
 257 static const u32 iceland_mgcg_cgcg_init[] =
 258 {
 259         mmPCIE_INDEX, 0xffffffff, ixPCIE_CNTL2,
 260         mmPCIE_DATA, 0x000f0000, 0x00000000,
 261         mmSMC_IND_INDEX_4, 0xffffffff, ixCGTT_ROM_CLK_CTRL0,
 262         mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
 263         mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
 264 };
 265
 266 static const u32 cz_mgcg_cgcg_init[] =
 267 {
 268         mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
 269         mmPCIE_INDEX, 0xffffffff, 0x0140001c,
 270         mmPCIE_DATA, 0x000f0000, 0x00000000,
 271         mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
 272         mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
 273 };
 274
 275 static const u32 stoney_mgcg_cgcg_init[] =
 276 {
 277         mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00000100,
 278         mmHDP_XDP_CGTT_BLK_CTRL, 0xffffffff, 0x00000104,
 279         mmHDP_HOST_PATH_CNTL, 0xffffffff, 0x0f000027,
 280 };
 281
 282 static void vi_init_golden_registers(struct amdgpu_device *adev)
 283 {
 284         /* Some of the registers might be dependent on GRBM_GFX_INDEX */
 285         mutex_lock(&adev->grbm_idx_mutex);
 286
 287         switch (adev->asic_type) {
 288         case CHIP_TOPAZ:
 289                 amdgpu_program_register_sequence(adev,
 290                                                  iceland_mgcg_cgcg_init,
 291                                                  (const u32)ARRAY_SIZE(iceland_mgcg_cgcg_init));
 292                 break;
 293         case CHIP_FIJI:
 294                 amdgpu_program_register_sequence(adev,
 295                                                  fiji_mgcg_cgcg_init,
 296                                                  (const u32)ARRAY_SIZE(fiji_mgcg_cgcg_init));
 297                 break;
 298         case CHIP_TONGA:
 299                 amdgpu_program_register_sequence(adev,
 300                                                  tonga_mgcg_cgcg_init,
 301                                                  (const u32)ARRAY_SIZE(tonga_mgcg_cgcg_init));
 302                 break;
 303         case CHIP_CARRIZO:
 304                 amdgpu_program_register_sequence(adev,
 305                                                  cz_mgcg_cgcg_init,
 306                                                  (const u32)ARRAY_SIZE(cz_mgcg_cgcg_init));
 307                 break;
 308         case CHIP_STONEY:
 309                 amdgpu_program_register_sequence(adev,
 310                                                  stoney_mgcg_cgcg_init,
 311                                                  (const u32)ARRAY_SIZE(stoney_mgcg_cgcg_init));
 312                 break;
 313         case CHIP_POLARIS11:
 314         case CHIP_POLARIS10:
 315         default:
 316                 break;
 317         }
 318         mutex_unlock(&adev->grbm_idx_mutex);
 319 }
 320
 321 /**
 322  * vi_get_xclk - get the xclk
 323  *
 324  * @adev: amdgpu_device pointer
 325  *
 326  * Returns the reference clock used by the gfx engine
 327  * (VI).
 328  */
 329 static u32 vi_get_xclk(struct amdgpu_device *adev)
 330 {
 331         u32 reference_clock = adev->clock.spll.reference_freq;
 332         u32 tmp;
 333
 334         if (adev->flags & AMD_IS_APU)
 335                 return reference_clock;
 336
 337         tmp = RREG32_SMC(ixCG_CLKPIN_CNTL_2);
 338         if (REG_GET_FIELD(tmp, CG_CLKPIN_CNTL_2, MUX_TCLK_TO_XCLK))
 339                 return 1000;
 340
 341         tmp = RREG32_SMC(ixCG_CLKPIN_CNTL);
 342         if (REG_GET_FIELD(tmp, CG_CLKPIN_CNTL, XTALIN_DIVIDE))
 343                 return reference_clock / 4;
 344
 345         return reference_clock;
 346 }
 347
 348 /**
 349  * vi_srbm_select - select specific register instances
 350  *
 351  * @adev: amdgpu_device pointer
 352  * @me: selected ME (micro engine)
 353  * @pipe: pipe
 354  * @queue: queue
 355  * @vmid: VMID
 356  *
 357  * Switches the currently active registers instances.  Some
 358  * registers are instanced per VMID, others are instanced per
 359  * me/pipe/queue combination.
 360  */
 361 void vi_srbm_select(struct amdgpu_device *adev,
 362                      u32 me, u32 pipe, u32 queue, u32 vmid)
 363 {
 364         u32 srbm_gfx_cntl = 0;
 365         srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, PIPEID, pipe);
 366         srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, MEID, me);
 367         srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, VMID, vmid);
 368         srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, QUEUEID, queue);
 369         WREG32(mmSRBM_GFX_CNTL, srbm_gfx_cntl);
 370 }
 371
 372 static void vi_vga_set_state(struct amdgpu_device *adev, bool state)
 373 {
 374         /* todo */
 375 }
 376
 377 static bool vi_read_disabled_bios(struct amdgpu_device *adev)
 378 {
 379         u32 bus_cntl;
 380         u32 d1vga_control = 0;
 381         u32 d2vga_control = 0;
 382         u32 vga_render_control = 0;
 383         u32 rom_cntl;
 384         bool r;
 385
 386         bus_cntl = RREG32(mmBUS_CNTL);
 387         if (adev->mode_info.num_crtc) {
 388                 d1vga_control = RREG32(mmD1VGA_CONTROL);
 389                 d2vga_control = RREG32(mmD2VGA_CONTROL);
 390                 vga_render_control = RREG32(mmVGA_RENDER_CONTROL);
 391         }
 392         rom_cntl = RREG32_SMC(ixROM_CNTL);
 393
 394         /* enable the rom */
 395         WREG32(mmBUS_CNTL, (bus_cntl & ~BUS_CNTL__BIOS_ROM_DIS_MASK));
 396         if (adev->mode_info.num_crtc) {
 397                 /* Disable VGA mode */
 398                 WREG32(mmD1VGA_CONTROL,
 399                        (d1vga_control & ~(D1VGA_CONTROL__D1VGA_MODE_ENABLE_MASK |
 400                                           D1VGA_CONTROL__D1VGA_TIMING_SELECT_MASK)));
 401                 WREG32(mmD2VGA_CONTROL,
 402                        (d2vga_control & ~(D2VGA_CONTROL__D2VGA_MODE_ENABLE_MASK |
 403                                           D2VGA_CONTROL__D2VGA_TIMING_SELECT_MASK)));
 404                 WREG32(mmVGA_RENDER_CONTROL,
 405                        (vga_render_control & ~VGA_RENDER_CONTROL__VGA_VSTATUS_CNTL_MASK));
 406         }
 407         WREG32_SMC(ixROM_CNTL, rom_cntl | ROM_CNTL__SCK_OVERWRITE_MASK);
 408
 409         r = amdgpu_read_bios(adev);
 410
 411         /* restore regs */
 412         WREG32(mmBUS_CNTL, bus_cntl);
 413         if (adev->mode_info.num_crtc) {
 414                 WREG32(mmD1VGA_CONTROL, d1vga_control);
 415                 WREG32(mmD2VGA_CONTROL, d2vga_control);
 416                 WREG32(mmVGA_RENDER_CONTROL, vga_render_control);
 417         }
 418         WREG32_SMC(ixROM_CNTL, rom_cntl);
 419         return r;
 420 }
 421
 422 static bool vi_read_bios_from_rom(struct amdgpu_device *adev,
 423                                   u8 *bios, u32 length_bytes)
 424 {
 425         u32 *dw_ptr;
 426         unsigned long flags;
 427         u32 i, length_dw;
 428
 429         if (bios == NULL)
 430                 return false;
 431         if (length_bytes == 0)
 432                 return false;
 433         /* APU vbios image is part of sbios image */
 434         if (adev->flags & AMD_IS_APU)
 435                 return false;
 436
 437         dw_ptr = (u32 *)bios;
 438         length_dw = ALIGN(length_bytes, 4) / 4;
 439         /* take the smc lock since we are using the smc index */
 440         spin_lock_irqsave(&adev->smc_idx_lock, flags);
 441         /* set rom index to 0 */
 442         WREG32(mmSMC_IND_INDEX_11, ixROM_INDEX);
 443         WREG32(mmSMC_IND_DATA_11, 0);
 444         /* set index to data for continous read */
 445         WREG32(mmSMC_IND_INDEX_11, ixROM_DATA);
 446         for (i = 0; i < length_dw; i++)
 447                 dw_ptr[i] = RREG32(mmSMC_IND_DATA_11);
 448         spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
 449
 450         return true;
 451 }
 452
 453 static void vi_detect_hw_virtualization(struct amdgpu_device *adev)
 454 {
 455         uint32_t reg = RREG32(mmBIF_IOV_FUNC_IDENTIFIER);
 456         /* bit0: 0 means pf and 1 means vf */
 457         /* bit31: 0 means disable IOV and 1 means enable */
 458         if (reg & 1)
 459                 adev->virtualization.virtual_caps |= AMDGPU_SRIOV_CAPS_IS_VF;
 460
 461         if (reg & 0x80000000)
 462                 adev->virtualization.virtual_caps |= AMDGPU_SRIOV_CAPS_ENABLE_IOV;
 463
 464         if (reg == 0) {
 465                 if (is_virtual_machine()) /* passthrough mode exclus sr-iov mode */
 466                         adev->virtualization.virtual_caps |= AMDGPU_PASSTHROUGH_MODE;
 467         }
 468 }
 469
 470 static const struct amdgpu_allowed_register_entry tonga_allowed_read_registers[] = {
 471         {mmGB_MACROTILE_MODE7, true},
 472 };
 473
 474 static const struct amdgpu_allowed_register_entry cz_allowed_read_registers[] = {
 475         {mmGB_TILE_MODE7, true},
 476         {mmGB_TILE_MODE12, true},
 477         {mmGB_TILE_MODE17, true},
 478         {mmGB_TILE_MODE23, true},
 479         {mmGB_MACROTILE_MODE7, true},
 480 };
 481
 482 static const struct amdgpu_allowed_register_entry vi_allowed_read_registers[] = {
 483         {mmGRBM_STATUS, false},
 484         {mmGRBM_STATUS2, false},
 485         {mmGRBM_STATUS_SE0, false},
 486         {mmGRBM_STATUS_SE1, false},
 487         {mmGRBM_STATUS_SE2, false},
 488         {mmGRBM_STATUS_SE3, false},
 489         {mmSRBM_STATUS, false},
 490         {mmSRBM_STATUS2, false},
 491         {mmSRBM_STATUS3, false},
 492         {mmSDMA0_STATUS_REG + SDMA0_REGISTER_OFFSET, false},
 493         {mmSDMA0_STATUS_REG + SDMA1_REGISTER_OFFSET, false},
 494         {mmCP_STAT, false},
 495         {mmCP_STALLED_STAT1, false},
 496         {mmCP_STALLED_STAT2, false},
 497         {mmCP_STALLED_STAT3, false},
 498         {mmCP_CPF_BUSY_STAT, false},
 499         {mmCP_CPF_STALLED_STAT1, false},
 500         {mmCP_CPF_STATUS, false},
 501         {mmCP_CPC_BUSY_STAT, false},
 502         {mmCP_CPC_STALLED_STAT1, false},
 503         {mmCP_CPC_STATUS, false},
 504         {mmGB_ADDR_CONFIG, false},
 505         {mmMC_ARB_RAMCFG, false},
 506         {mmGB_TILE_MODE0, false},
 507         {mmGB_TILE_MODE1, false},
 508         {mmGB_TILE_MODE2, false},
 509         {mmGB_TILE_MODE3, false},
 510         {mmGB_TILE_MODE4, false},
 511         {mmGB_TILE_MODE5, false},
 512         {mmGB_TILE_MODE6, false},
 513         {mmGB_TILE_MODE7, false},
 514         {mmGB_TILE_MODE8, false},
 515         {mmGB_TILE_MODE9, false},
 516         {mmGB_TILE_MODE10, false},
 517         {mmGB_TILE_MODE11, false},
 518         {mmGB_TILE_MODE12, false},
 519         {mmGB_TILE_MODE13, false},
 520         {mmGB_TILE_MODE14, false},
 521         {mmGB_TILE_MODE15, false},
 522         {mmGB_TILE_MODE16, false},
 523         {mmGB_TILE_MODE17, false},
 524         {mmGB_TILE_MODE18, false},
 525         {mmGB_TILE_MODE19, false},
 526         {mmGB_TILE_MODE20, false},
 527         {mmGB_TILE_MODE21, false},
 528         {mmGB_TILE_MODE22, false},
 529         {mmGB_TILE_MODE23, false},
 530         {mmGB_TILE_MODE24, false},
 531         {mmGB_TILE_MODE25, false},
 532         {mmGB_TILE_MODE26, false},
 533         {mmGB_TILE_MODE27, false},
 534         {mmGB_TILE_MODE28, false},
 535         {mmGB_TILE_MODE29, false},
 536         {mmGB_TILE_MODE30, false},
 537         {mmGB_TILE_MODE31, false},
 538         {mmGB_MACROTILE_MODE0, false},
 539         {mmGB_MACROTILE_MODE1, false},
 540         {mmGB_MACROTILE_MODE2, false},
 541         {mmGB_MACROTILE_MODE3, false},
 542         {mmGB_MACROTILE_MODE4, false},
 543         {mmGB_MACROTILE_MODE5, false},
 544         {mmGB_MACROTILE_MODE6, false},
 545         {mmGB_MACROTILE_MODE7, false},
 546         {mmGB_MACROTILE_MODE8, false},
 547         {mmGB_MACROTILE_MODE9, false},
 548         {mmGB_MACROTILE_MODE10, false},
 549         {mmGB_MACROTILE_MODE11, false},
 550         {mmGB_MACROTILE_MODE12, false},
 551         {mmGB_MACROTILE_MODE13, false},
 552         {mmGB_MACROTILE_MODE14, false},
 553         {mmGB_MACROTILE_MODE15, false},
 554         {mmCC_RB_BACKEND_DISABLE, false, true},
 555         {mmGC_USER_RB_BACKEND_DISABLE, false, true},
 556         {mmGB_BACKEND_MAP, false, false},
 557         {mmPA_SC_RASTER_CONFIG, false, true},
 558         {mmPA_SC_RASTER_CONFIG_1, false, true},
 559 };
 560
 561 static uint32_t vi_get_register_value(struct amdgpu_device *adev,
 562                                       bool indexed, u32 se_num,
 563                                       u32 sh_num, u32 reg_offset)
 564 {
 565         if (indexed) {
 566                 uint32_t val;
 567                 unsigned se_idx = (se_num == 0xffffffff) ? 0 : se_num;
 568                 unsigned sh_idx = (sh_num == 0xffffffff) ? 0 : sh_num;
 569
 570                 switch (reg_offset) {
 571                 case mmCC_RB_BACKEND_DISABLE:
 572                         return adev->gfx.config.rb_config[se_idx][sh_idx].rb_backend_disable;
 573                 case mmGC_USER_RB_BACKEND_DISABLE:
 574                         return adev->gfx.config.rb_config[se_idx][sh_idx].user_rb_backend_disable;
 575                 case mmPA_SC_RASTER_CONFIG:
 576                         return adev->gfx.config.rb_config[se_idx][sh_idx].raster_config;
 577                 case mmPA_SC_RASTER_CONFIG_1:
 578                         return adev->gfx.config.rb_config[se_idx][sh_idx].raster_config_1;
 579                 }
 580
 581                 mutex_lock(&adev->grbm_idx_mutex);
 582                 if (se_num != 0xffffffff || sh_num != 0xffffffff)
 583                         amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff);
 584
 585                 val = RREG32(reg_offset);
 586
 587                 if (se_num != 0xffffffff || sh_num != 0xffffffff)
 588                         amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
 589                 mutex_unlock(&adev->grbm_idx_mutex);
 590                 return val;
 591         } else {
 592                 unsigned idx;
 593
 594                 switch (reg_offset) {
 595                 case mmGB_ADDR_CONFIG:
 596                         return adev->gfx.config.gb_addr_config;
 597                 case mmMC_ARB_RAMCFG:
 598                         return adev->gfx.config.mc_arb_ramcfg;
 599                 case mmGB_TILE_MODE0:
 600                 case mmGB_TILE_MODE1:
 601                 case mmGB_TILE_MODE2:
 602                 case mmGB_TILE_MODE3:
 603                 case mmGB_TILE_MODE4:
 604                 case mmGB_TILE_MODE5:
 605                 case mmGB_TILE_MODE6:
 606                 case mmGB_TILE_MODE7:
 607                 case mmGB_TILE_MODE8:
 608                 case mmGB_TILE_MODE9:
 609                 case mmGB_TILE_MODE10:
 610                 case mmGB_TILE_MODE11:
 611                 case mmGB_TILE_MODE12:
 612                 case mmGB_TILE_MODE13:
 613                 case mmGB_TILE_MODE14:
 614                 case mmGB_TILE_MODE15:
 615                 case mmGB_TILE_MODE16:
 616                 case mmGB_TILE_MODE17:
 617                 case mmGB_TILE_MODE18:
 618                 case mmGB_TILE_MODE19:
 619                 case mmGB_TILE_MODE20:
 620                 case mmGB_TILE_MODE21:
 621                 case mmGB_TILE_MODE22:
 622                 case mmGB_TILE_MODE23:
 623                 case mmGB_TILE_MODE24:
 624                 case mmGB_TILE_MODE25:
 625                 case mmGB_TILE_MODE26:
 626                 case mmGB_TILE_MODE27:
 627                 case mmGB_TILE_MODE28:
 628                 case mmGB_TILE_MODE29:
 629                 case mmGB_TILE_MODE30:
 630                 case mmGB_TILE_MODE31:
 631                         idx = (reg_offset - mmGB_TILE_MODE0);
 632                         return adev->gfx.config.tile_mode_array[idx];
 633                 case mmGB_MACROTILE_MODE0:
 634                 case mmGB_MACROTILE_MODE1:
 635                 case mmGB_MACROTILE_MODE2:
 636                 case mmGB_MACROTILE_MODE3:
 637                 case mmGB_MACROTILE_MODE4:
 638                 case mmGB_MACROTILE_MODE5:
 639                 case mmGB_MACROTILE_MODE6:
 640                 case mmGB_MACROTILE_MODE7:
 641                 case mmGB_MACROTILE_MODE8:
 642                 case mmGB_MACROTILE_MODE9:
 643                 case mmGB_MACROTILE_MODE10:
 644                 case mmGB_MACROTILE_MODE11:
 645                 case mmGB_MACROTILE_MODE12:
 646                 case mmGB_MACROTILE_MODE13:
 647                 case mmGB_MACROTILE_MODE14:
 648                 case mmGB_MACROTILE_MODE15:
 649                         idx = (reg_offset - mmGB_MACROTILE_MODE0);
 650                         return adev->gfx.config.macrotile_mode_array[idx];
 651                 default:
 652                         return RREG32(reg_offset);
 653                 }
 654         }
 655 }
 656
 657 static int vi_read_register(struct amdgpu_device *adev, u32 se_num,
 658                             u32 sh_num, u32 reg_offset, u32 *value)
 659 {
 660         const struct amdgpu_allowed_register_entry *asic_register_table = NULL;
 661         const struct amdgpu_allowed_register_entry *asic_register_entry;
 662         uint32_t size, i;
 663
 664         *value = 0;
 665         switch (adev->asic_type) {
 666         case CHIP_TOPAZ:
 667                 asic_register_table = tonga_allowed_read_registers;
 668                 size = ARRAY_SIZE(tonga_allowed_read_registers);
 669                 break;
 670         case CHIP_FIJI:
 671         case CHIP_TONGA:
 672         case CHIP_POLARIS11:
 673         case CHIP_POLARIS10:
 674         case CHIP_CARRIZO:
 675         case CHIP_STONEY:
 676                 asic_register_table = cz_allowed_read_registers;
 677                 size = ARRAY_SIZE(cz_allowed_read_registers);
 678                 break;
 679         default:
 680                 return -EINVAL;
 681         }
 682
 683         if (asic_register_table) {
 684                 for (i = 0; i < size; i++) {
 685                         asic_register_entry = asic_register_table + i;
 686                         if (reg_offset != asic_register_entry->reg_offset)
 687                                 continue;
 688                         if (!asic_register_entry->untouched)
 689                                 *value = vi_get_register_value(adev,
 690                                                                asic_register_entry->grbm_indexed,
 691                                                                se_num, sh_num, reg_offset);
 692                         return 0;
 693                 }
 694         }
 695
 696         for (i = 0; i < ARRAY_SIZE(vi_allowed_read_registers); i++) {
 697                 if (reg_offset != vi_allowed_read_registers[i].reg_offset)
 698                         continue;
 699
 700                 if (!vi_allowed_read_registers[i].untouched)
 701                         *value = vi_get_register_value(adev,
 702                                                        vi_allowed_read_registers[i].grbm_indexed,
 703                                                        se_num, sh_num, reg_offset);
 704                 return 0;
 705         }
 706         return -EINVAL;
 707 }
 708
 709 static int vi_gpu_pci_config_reset(struct amdgpu_device *adev)
 710 {
 711         u32 i;
 712
 713         dev_info(adev->dev, "GPU pci config reset\n");
 714
 715         /* disable BM */
 716         pci_clear_master(adev->pdev);
 717         /* reset */
 718         amdgpu_pci_config_reset(adev);
 719
 720         udelay(100);
 721
 722         /* wait for asic to come out of reset */
 723         for (i = 0; i < adev->usec_timeout; i++) {
 724                 if (RREG32(mmCONFIG_MEMSIZE) != 0xffffffff) {
 725                         /* enable BM */
 726                         pci_set_master(adev->pdev);
 727                         return 0;
 728                 }
 729                 udelay(1);
 730         }
 731         return -EINVAL;
 732 }
 733
 734 /**
 735  * vi_asic_reset - soft reset GPU
 736  *
 737  * @adev: amdgpu_device pointer
 738  *
 739  * Look up which blocks are hung and attempt
 740  * to reset them.
 741  * Returns 0 for success.
 742  */
 743 static int vi_asic_reset(struct amdgpu_device *adev)
 744 {
 745         int r;
 746
 747         amdgpu_atombios_scratch_regs_engine_hung(adev, true);
 748
 749         r = vi_gpu_pci_config_reset(adev);
 750
 751         amdgpu_atombios_scratch_regs_engine_hung(adev, false);
 752
 753         return r;
 754 }
 755
 756 static int vi_set_uvd_clock(struct amdgpu_device *adev, u32 clock,
 757                         u32 cntl_reg, u32 status_reg)
 758 {
 759         int r, i;
 760         struct atom_clock_dividers dividers;
 761         uint32_t tmp;
 762
 763         r = amdgpu_atombios_get_clock_dividers(adev,
 764                                                COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
 765                                                clock, false, &dividers);
 766         if (r)
 767                 return r;
 768
 769         tmp = RREG32_SMC(cntl_reg);
 770         tmp &= ~(CG_DCLK_CNTL__DCLK_DIR_CNTL_EN_MASK |
 771                 CG_DCLK_CNTL__DCLK_DIVIDER_MASK);
 772         tmp |= dividers.post_divider;
 773         WREG32_SMC(cntl_reg, tmp);
 774
 775         for (i = 0; i < 100; i++) {
 776                 if (RREG32_SMC(status_reg) & CG_DCLK_STATUS__DCLK_STATUS_MASK)
 777                         break;
 778                 mdelay(10);
 779         }
 780         if (i == 100)
 781                 return -ETIMEDOUT;
 782
 783         return 0;
 784 }
 785
 786 static int vi_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
 787 {
 788         int r;
 789
 790         r = vi_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS);
 791         if (r)
 792                 return r;
 793
 794         r = vi_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS);
 795
 796         return 0;
 797 }
 798
 799 static int vi_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
 800 {
 801         /* todo */
 802
 803         return 0;
 804 }
 805
 806 static void vi_pcie_gen3_enable(struct amdgpu_device *adev)
 807 {
 808         if (pci_is_root_bus(adev->pdev->bus))
 809                 return;
 810
 811         if (amdgpu_pcie_gen2 == 0)
 812                 return;
 813
 814         if (adev->flags & AMD_IS_APU)
 815                 return;
 816
 817         if (!(adev->pm.pcie_gen_mask & (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 |
 818                                         CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)))
 819                 return;
 820
 821         /* todo */
 822 }
 823
 824 static void vi_program_aspm(struct amdgpu_device *adev)
 825 {
 826
 827         if (amdgpu_aspm == 0)
 828                 return;
 829
 830         /* todo */
 831 }
 832
 833 static void vi_enable_doorbell_aperture(struct amdgpu_device *adev,
 834                                         bool enable)
 835 {
 836         u32 tmp;
 837
 838         /* not necessary on CZ */
 839         if (adev->flags & AMD_IS_APU)
 840                 return;
 841
 842         tmp = RREG32(mmBIF_DOORBELL_APER_EN);
 843         if (enable)
 844                 tmp = REG_SET_FIELD(tmp, BIF_DOORBELL_APER_EN, BIF_DOORBELL_APER_EN, 1);
 845         else
 846                 tmp = REG_SET_FIELD(tmp, BIF_DOORBELL_APER_EN, BIF_DOORBELL_APER_EN, 0);
 847
 848         WREG32(mmBIF_DOORBELL_APER_EN, tmp);
 849 }
 850
 851 #define ATI_REV_ID_FUSE_MACRO__ADDRESS      0xC0014044
 852 #define ATI_REV_ID_FUSE_MACRO__SHIFT        9
 853 #define ATI_REV_ID_FUSE_MACRO__MASK         0x00001E00
 854
 855 static uint32_t vi_get_rev_id(struct amdgpu_device *adev)
 856 {
 857         if (adev->flags & AMD_IS_APU)
 858                 return (RREG32_SMC(ATI_REV_ID_FUSE_MACRO__ADDRESS) & ATI_REV_ID_FUSE_MACRO__MASK)
 859                         >> ATI_REV_ID_FUSE_MACRO__SHIFT;
 860         else
 861                 return (RREG32(mmPCIE_EFUSE4) & PCIE_EFUSE4__STRAP_BIF_ATI_REV_ID_MASK)
 862                         >> PCIE_EFUSE4__STRAP_BIF_ATI_REV_ID__SHIFT;
 863 }
 864
 865 static const struct amdgpu_asic_funcs vi_asic_funcs =
 866 {
 867         .read_disabled_bios = &vi_read_disabled_bios,
 868         .read_bios_from_rom = &vi_read_bios_from_rom,
 869         .detect_hw_virtualization = vi_detect_hw_virtualization,
 870         .read_register = &vi_read_register,
 871         .reset = &vi_asic_reset,
 872         .set_vga_state = &vi_vga_set_state,
 873         .get_xclk = &vi_get_xclk,
 874         .set_uvd_clocks = &vi_set_uvd_clocks,
 875         .set_vce_clocks = &vi_set_vce_clocks,
 876 };
 877
 878 static int vi_common_early_init(void *handle)
 879 {
 880         bool smc_enabled = false;
 881         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 882
 883         if (adev->flags & AMD_IS_APU) {
 884                 adev->smc_rreg = &cz_smc_rreg;
 885                 adev->smc_wreg = &cz_smc_wreg;
 886         } else {
 887                 adev->smc_rreg = &vi_smc_rreg;
 888                 adev->smc_wreg = &vi_smc_wreg;
 889         }
 890         adev->pcie_rreg = &vi_pcie_rreg;
 891         adev->pcie_wreg = &vi_pcie_wreg;
 892         adev->uvd_ctx_rreg = &vi_uvd_ctx_rreg;
 893         adev->uvd_ctx_wreg = &vi_uvd_ctx_wreg;
 894         adev->didt_rreg = &vi_didt_rreg;
 895         adev->didt_wreg = &vi_didt_wreg;
 896         adev->gc_cac_rreg = &vi_gc_cac_rreg;
 897         adev->gc_cac_wreg = &vi_gc_cac_wreg;
 898
 899         adev->asic_funcs = &vi_asic_funcs;
 900
 901         if (amdgpu_get_ip_block(adev, AMD_IP_BLOCK_TYPE_SMC) &&
 902                 (amdgpu_ip_block_mask & (1 << AMD_IP_BLOCK_TYPE_SMC)))
 903                 smc_enabled = true;
 904
 905         adev->rev_id = vi_get_rev_id(adev);
 906         adev->external_rev_id = 0xFF;
 907         switch (adev->asic_type) {
 908         case CHIP_TOPAZ:
 909                 adev->cg_flags = 0;
 910                 adev->pg_flags = 0;
 911                 adev->external_rev_id = 0x1;
 912                 break;
 913         case CHIP_FIJI:
 914                 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
 915                         AMD_CG_SUPPORT_GFX_MGLS |
 916                         AMD_CG_SUPPORT_GFX_RLC_LS |
 917                         AMD_CG_SUPPORT_GFX_CP_LS |
 918                         AMD_CG_SUPPORT_GFX_CGTS |
 919                         AMD_CG_SUPPORT_GFX_CGTS_LS |
 920                         AMD_CG_SUPPORT_GFX_CGCG |
 921                         AMD_CG_SUPPORT_GFX_CGLS |
 922                         AMD_CG_SUPPORT_SDMA_MGCG |
 923                         AMD_CG_SUPPORT_SDMA_LS |
 924                         AMD_CG_SUPPORT_BIF_LS |
 925                         AMD_CG_SUPPORT_HDP_MGCG |
 926                         AMD_CG_SUPPORT_HDP_LS |
 927                         AMD_CG_SUPPORT_ROM_MGCG |
 928                         AMD_CG_SUPPORT_MC_MGCG |
 929                         AMD_CG_SUPPORT_MC_LS |
 930                         AMD_CG_SUPPORT_UVD_MGCG;
 931                 adev->pg_flags = 0;
 932                 adev->external_rev_id = adev->rev_id + 0x3c;
 933                 break;
 934         case CHIP_TONGA:
 935                 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
 936                         AMD_CG_SUPPORT_GFX_CGCG |
 937                         AMD_CG_SUPPORT_GFX_CGLS |
 938                         AMD_CG_SUPPORT_SDMA_MGCG |
 939                         AMD_CG_SUPPORT_SDMA_LS |
 940                         AMD_CG_SUPPORT_BIF_LS |
 941                         AMD_CG_SUPPORT_HDP_MGCG |
 942                         AMD_CG_SUPPORT_HDP_LS |
 943                         AMD_CG_SUPPORT_ROM_MGCG |
 944                         AMD_CG_SUPPORT_MC_MGCG |
 945                         AMD_CG_SUPPORT_MC_LS |
 946                         AMD_CG_SUPPORT_DRM_LS |
 947                         AMD_CG_SUPPORT_UVD_MGCG;
 948                 adev->pg_flags = 0;
 949                 adev->external_rev_id = adev->rev_id + 0x14;
 950                 break;
 951         case CHIP_POLARIS11:
 952                 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
 953                         AMD_CG_SUPPORT_GFX_RLC_LS |
 954                         AMD_CG_SUPPORT_GFX_CP_LS |
 955                         AMD_CG_SUPPORT_GFX_CGCG |
 956                         AMD_CG_SUPPORT_GFX_CGLS |
 957                         AMD_CG_SUPPORT_GFX_3D_CGCG |
 958                         AMD_CG_SUPPORT_GFX_3D_CGLS |
 959                         AMD_CG_SUPPORT_SDMA_MGCG |
 960                         AMD_CG_SUPPORT_SDMA_LS |
 961                         AMD_CG_SUPPORT_BIF_MGCG |
 962                         AMD_CG_SUPPORT_BIF_LS |
 963                         AMD_CG_SUPPORT_HDP_MGCG |
 964                         AMD_CG_SUPPORT_HDP_LS |
 965                         AMD_CG_SUPPORT_ROM_MGCG |
 966                         AMD_CG_SUPPORT_MC_MGCG |
 967                         AMD_CG_SUPPORT_MC_LS |
 968                         AMD_CG_SUPPORT_DRM_LS |
 969                         AMD_CG_SUPPORT_UVD_MGCG |
 970                         AMD_CG_SUPPORT_VCE_MGCG;
 971                 adev->pg_flags = 0;
 972                 adev->external_rev_id = adev->rev_id + 0x5A;
 973                 break;
 974         case CHIP_POLARIS10:
 975                 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
 976                         AMD_CG_SUPPORT_GFX_RLC_LS |
 977                         AMD_CG_SUPPORT_GFX_CP_LS |
 978                         AMD_CG_SUPPORT_GFX_CGCG |
 979                         AMD_CG_SUPPORT_GFX_CGLS |
 980                         AMD_CG_SUPPORT_GFX_3D_CGCG |
 981                         AMD_CG_SUPPORT_GFX_3D_CGLS |
 982                         AMD_CG_SUPPORT_SDMA_MGCG |
 983                         AMD_CG_SUPPORT_SDMA_LS |
 984                         AMD_CG_SUPPORT_BIF_MGCG |
 985                         AMD_CG_SUPPORT_BIF_LS |
 986                         AMD_CG_SUPPORT_HDP_MGCG |
 987                         AMD_CG_SUPPORT_HDP_LS |
 988                         AMD_CG_SUPPORT_ROM_MGCG |
 989                         AMD_CG_SUPPORT_MC_MGCG |
 990                         AMD_CG_SUPPORT_MC_LS |
 991                         AMD_CG_SUPPORT_DRM_LS |
 992                         AMD_CG_SUPPORT_UVD_MGCG |
 993                         AMD_CG_SUPPORT_VCE_MGCG;
 994                 adev->pg_flags = 0;
 995                 adev->external_rev_id = adev->rev_id + 0x50;
 996                 break;
 997         case CHIP_CARRIZO:
 998                 adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG |
 999                         AMD_CG_SUPPORT_GFX_MGCG |
1000                         AMD_CG_SUPPORT_GFX_MGLS |
1001                         AMD_CG_SUPPORT_GFX_RLC_LS |
1002                         AMD_CG_SUPPORT_GFX_CP_LS |
1003                         AMD_CG_SUPPORT_GFX_CGTS |
1004                         AMD_CG_SUPPORT_GFX_MGLS |
1005                         AMD_CG_SUPPORT_GFX_CGTS_LS |
1006                         AMD_CG_SUPPORT_GFX_CGCG |
1007                         AMD_CG_SUPPORT_GFX_CGLS |
1008                         AMD_CG_SUPPORT_BIF_LS |
1009                         AMD_CG_SUPPORT_HDP_MGCG |
1010                         AMD_CG_SUPPORT_HDP_LS |
1011                         AMD_CG_SUPPORT_SDMA_MGCG |
1012                         AMD_CG_SUPPORT_SDMA_LS |
1013                         AMD_CG_SUPPORT_VCE_MGCG;
1014                 /* rev0 hardware requires workarounds to support PG */
1015                 adev->pg_flags = 0;
1016                 if (adev->rev_id != 0x00) {
1017                         adev->pg_flags |= AMD_PG_SUPPORT_GFX_PG |
1018                                 AMD_PG_SUPPORT_GFX_SMG |
1019                                 AMD_PG_SUPPORT_GFX_PIPELINE |
1020                                 AMD_PG_SUPPORT_CP |
1021                                 AMD_PG_SUPPORT_UVD |
1022                                 AMD_PG_SUPPORT_VCE;
1023                 }
1024                 adev->external_rev_id = adev->rev_id + 0x1;
1025                 break;
1026         case CHIP_STONEY:
1027                 adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG |
1028                         AMD_CG_SUPPORT_GFX_MGCG |
1029                         AMD_CG_SUPPORT_GFX_MGLS |
1030                         AMD_CG_SUPPORT_GFX_RLC_LS |
1031                         AMD_CG_SUPPORT_GFX_CP_LS |
1032                         AMD_CG_SUPPORT_GFX_CGTS |
1033                         AMD_CG_SUPPORT_GFX_MGLS |
1034                         AMD_CG_SUPPORT_GFX_CGTS_LS |
1035                         AMD_CG_SUPPORT_GFX_CGCG |
1036                         AMD_CG_SUPPORT_GFX_CGLS |
1037                         AMD_CG_SUPPORT_BIF_LS |
1038                         AMD_CG_SUPPORT_HDP_MGCG |
1039                         AMD_CG_SUPPORT_HDP_LS |
1040                         AMD_CG_SUPPORT_SDMA_MGCG |
1041                         AMD_CG_SUPPORT_SDMA_LS |
1042                         AMD_CG_SUPPORT_VCE_MGCG;
1043                 adev->pg_flags = AMD_PG_SUPPORT_GFX_PG |
1044                         AMD_PG_SUPPORT_GFX_SMG |
1045                         AMD_PG_SUPPORT_GFX_PIPELINE |
1046                         AMD_PG_SUPPORT_CP |
1047                         AMD_PG_SUPPORT_UVD |
1048                         AMD_PG_SUPPORT_VCE;
1049                 adev->external_rev_id = adev->rev_id + 0x61;
1050                 break;
1051         default:
1052                 /* FIXME: not supported yet */
1053                 return -EINVAL;
1054         }
1055
1056         /* in early init stage, vbios code won't work */
1057         if (adev->asic_funcs->detect_hw_virtualization)
1058                 amdgpu_asic_detect_hw_virtualization(adev);
1059
1060         if (amdgpu_smc_load_fw && smc_enabled)
1061                 adev->firmware.smu_load = true;
1062
1063         amdgpu_get_pcie_info(adev);
1064
1065         return 0;
1066 }
1067
1068 static int vi_common_sw_init(void *handle)
1069 {
1070         return 0;
1071 }
1072
1073 static int vi_common_sw_fini(void *handle)
1074 {
1075         return 0;
1076 }
1077
1078 static int vi_common_hw_init(void *handle)
1079 {
1080         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1081
1082         /* move the golden regs per IP block */
1083         vi_init_golden_registers(adev);
1084         /* enable pcie gen2/3 link */
1085         vi_pcie_gen3_enable(adev);
1086         /* enable aspm */
1087         vi_program_aspm(adev);
1088         /* enable the doorbell aperture */
1089         vi_enable_doorbell_aperture(adev, true);
1090
1091         return 0;
1092 }
1093
1094 static int vi_common_hw_fini(void *handle)
1095 {
1096         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1097
1098         /* enable the doorbell aperture */
1099         vi_enable_doorbell_aperture(adev, false);
1100
1101         return 0;
1102 }
1103
1104 static int vi_common_suspend(void *handle)
1105 {
1106         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1107
1108         return vi_common_hw_fini(adev);
1109 }
1110
1111 static int vi_common_resume(void *handle)
1112 {
1113         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1114
1115         return vi_common_hw_init(adev);
1116 }
1117
1118 static bool vi_common_is_idle(void *handle)
1119 {
1120         return true;
1121 }
1122
1123 static int vi_common_wait_for_idle(void *handle)
1124 {
1125         return 0;
1126 }
1127
1128 static int vi_common_soft_reset(void *handle)
1129 {
1130         return 0;
1131 }
1132
1133 static void vi_update_bif_medium_grain_light_sleep(struct amdgpu_device *adev,
1134                                                    bool enable)
1135 {
1136         uint32_t temp, data;
1137
1138         temp = data = RREG32_PCIE(ixPCIE_CNTL2);
1139
1140         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_BIF_LS))
1141                 data |= PCIE_CNTL2__SLV_MEM_LS_EN_MASK |
1142                                 PCIE_CNTL2__MST_MEM_LS_EN_MASK |
1143                                 PCIE_CNTL2__REPLAY_MEM_LS_EN_MASK;
1144         else
1145                 data &= ~(PCIE_CNTL2__SLV_MEM_LS_EN_MASK |
1146                                 PCIE_CNTL2__MST_MEM_LS_EN_MASK |
1147                                 PCIE_CNTL2__REPLAY_MEM_LS_EN_MASK);
1148
1149         if (temp != data)
1150                 WREG32_PCIE(ixPCIE_CNTL2, data);
1151 }
1152
1153 static void vi_update_hdp_medium_grain_clock_gating(struct amdgpu_device *adev,
1154                                                     bool enable)
1155 {
1156         uint32_t temp, data;
1157
1158         temp = data = RREG32(mmHDP_HOST_PATH_CNTL);
1159
1160         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_MGCG))
1161                 data &= ~HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK;
1162         else
1163                 data |= HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK;
1164
1165         if (temp != data)
1166                 WREG32(mmHDP_HOST_PATH_CNTL, data);
1167 }
1168
1169 static void vi_update_hdp_light_sleep(struct amdgpu_device *adev,
1170                                       bool enable)
1171 {
1172         uint32_t temp, data;
1173
1174         temp = data = RREG32(mmHDP_MEM_POWER_LS);
1175
1176         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS))
1177                 data |= HDP_MEM_POWER_LS__LS_ENABLE_MASK;
1178         else
1179                 data &= ~HDP_MEM_POWER_LS__LS_ENABLE_MASK;
1180
1181         if (temp != data)
1182                 WREG32(mmHDP_MEM_POWER_LS, data);
1183 }
1184
1185 static void vi_update_rom_medium_grain_clock_gating(struct amdgpu_device *adev,
1186                                                     bool enable)
1187 {
1188         uint32_t temp, data;
1189
1190         temp = data = RREG32_SMC(ixCGTT_ROM_CLK_CTRL0);
1191
1192         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG))
1193                 data &= ~(CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
1194                                 CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK);
1195         else
1196                 data |= CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
1197                                 CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK;
1198
1199         if (temp != data)
1200                 WREG32_SMC(ixCGTT_ROM_CLK_CTRL0, data);
1201 }
1202
1203 static int vi_common_set_clockgating_state_by_smu(void *handle,
1204                                            enum amd_clockgating_state state)
1205 {
1206         uint32_t msg_id, pp_state = 0;
1207         uint32_t pp_support_state = 0;
1208         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1209         void *pp_handle = adev->powerplay.pp_handle;
1210
1211         if (adev->cg_flags & (AMD_CG_SUPPORT_MC_LS | AMD_CG_SUPPORT_MC_MGCG)) {
1212                 if (adev->cg_flags & AMD_CG_SUPPORT_MC_LS) {
1213                         pp_support_state = AMD_CG_SUPPORT_MC_LS;
1214                         pp_state = PP_STATE_LS;
1215                 }
1216                 if (adev->cg_flags & AMD_CG_SUPPORT_MC_MGCG) {
1217                         pp_support_state |= AMD_CG_SUPPORT_MC_MGCG;
1218                         pp_state |= PP_STATE_CG;
1219                 }
1220                 if (state == AMD_CG_STATE_UNGATE)
1221                         pp_state = 0;
1222                 msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1223                                PP_BLOCK_SYS_MC,
1224                                pp_support_state,
1225                                pp_state);
1226                 amd_set_clockgating_by_smu(pp_handle, msg_id);
1227         }
1228
1229         if (adev->cg_flags & (AMD_CG_SUPPORT_SDMA_LS | AMD_CG_SUPPORT_SDMA_MGCG)) {
1230                 if (adev->cg_flags & AMD_CG_SUPPORT_SDMA_LS) {
1231                         pp_support_state = AMD_CG_SUPPORT_SDMA_LS;
1232                         pp_state = PP_STATE_LS;
1233                 }
1234                 if (adev->cg_flags & AMD_CG_SUPPORT_SDMA_MGCG) {
1235                         pp_support_state |= AMD_CG_SUPPORT_SDMA_MGCG;
1236                         pp_state |= PP_STATE_CG;
1237                 }
1238                 if (state == AMD_CG_STATE_UNGATE)
1239                         pp_state = 0;
1240                 msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1241                                PP_BLOCK_SYS_SDMA,
1242                                pp_support_state,
1243                                pp_state);
1244                 amd_set_clockgating_by_smu(pp_handle, msg_id);
1245         }
1246
1247         if (adev->cg_flags & (AMD_CG_SUPPORT_HDP_LS | AMD_CG_SUPPORT_HDP_MGCG)) {
1248                 if (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS) {
1249                         pp_support_state = AMD_CG_SUPPORT_HDP_LS;
1250                         pp_state = PP_STATE_LS;
1251                 }
1252                 if (adev->cg_flags & AMD_CG_SUPPORT_HDP_MGCG) {
1253                         pp_support_state |= AMD_CG_SUPPORT_HDP_MGCG;
1254                         pp_state |= PP_STATE_CG;
1255                 }
1256                 if (state == AMD_CG_STATE_UNGATE)
1257                         pp_state = 0;
1258                 msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1259                                PP_BLOCK_SYS_HDP,
1260                                pp_support_state,
1261                                pp_state);
1262                 amd_set_clockgating_by_smu(pp_handle, msg_id);
1263         }
1264
1265
1266         if (adev->cg_flags & AMD_CG_SUPPORT_BIF_LS) {
1267                 if (state == AMD_CG_STATE_UNGATE)
1268                         pp_state = 0;
1269                 else
1270                         pp_state = PP_STATE_LS;
1271
1272                 msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1273                                PP_BLOCK_SYS_BIF,
1274                                PP_STATE_SUPPORT_LS,
1275                                 pp_state);
1276                 amd_set_clockgating_by_smu(pp_handle, msg_id);
1277         }
1278         if (adev->cg_flags & AMD_CG_SUPPORT_BIF_MGCG) {
1279                 if (state == AMD_CG_STATE_UNGATE)
1280                         pp_state = 0;
1281                 else
1282                         pp_state = PP_STATE_CG;
1283
1284                 msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1285                                PP_BLOCK_SYS_BIF,
1286                                PP_STATE_SUPPORT_CG,
1287                                pp_state);
1288                 amd_set_clockgating_by_smu(pp_handle, msg_id);
1289         }
1290
1291         if (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS) {
1292
1293                 if (state == AMD_CG_STATE_UNGATE)
1294                         pp_state = 0;
1295                 else
1296                         pp_state = PP_STATE_LS;
1297
1298                 msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1299                                PP_BLOCK_SYS_DRM,
1300                                PP_STATE_SUPPORT_LS,
1301                                pp_state);
1302                 amd_set_clockgating_by_smu(pp_handle, msg_id);
1303         }
1304
1305         if (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG) {
1306
1307                 if (state == AMD_CG_STATE_UNGATE)
1308                         pp_state = 0;
1309                 else
1310                         pp_state = PP_STATE_CG;
1311
1312                 msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1313                                PP_BLOCK_SYS_ROM,
1314                                PP_STATE_SUPPORT_CG,
1315                                pp_state);
1316                 amd_set_clockgating_by_smu(pp_handle, msg_id);
1317         }
1318         return 0;
1319 }
1320
1321 static int vi_common_set_clockgating_state(void *handle,
1322                                            enum amd_clockgating_state state)
1323 {
1324         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1325
1326         switch (adev->asic_type) {
1327         case CHIP_FIJI:
1328                 vi_update_bif_medium_grain_light_sleep(adev,
1329                                 state == AMD_CG_STATE_GATE ? true : false);
1330                 vi_update_hdp_medium_grain_clock_gating(adev,
1331                                 state == AMD_CG_STATE_GATE ? true : false);
1332                 vi_update_hdp_light_sleep(adev,
1333                                 state == AMD_CG_STATE_GATE ? true : false);
1334                 vi_update_rom_medium_grain_clock_gating(adev,
1335                                 state == AMD_CG_STATE_GATE ? true : false);
1336                 break;
1337         case CHIP_CARRIZO:
1338         case CHIP_STONEY:
1339                 vi_update_bif_medium_grain_light_sleep(adev,
1340                                 state == AMD_CG_STATE_GATE ? true : false);
1341                 vi_update_hdp_medium_grain_clock_gating(adev,
1342                                 state == AMD_CG_STATE_GATE ? true : false);
1343                 vi_update_hdp_light_sleep(adev,
1344                                 state == AMD_CG_STATE_GATE ? true : false);
1345                 break;
1346         case CHIP_TONGA:
1347         case CHIP_POLARIS10:
1348         case CHIP_POLARIS11:
1349                 vi_common_set_clockgating_state_by_smu(adev, state);
1350         default:
1351                 break;
1352         }
1353         return 0;
1354 }
1355
1356 static int vi_common_set_powergating_state(void *handle,
1357                                             enum amd_powergating_state state)
1358 {
1359         return 0;
1360 }
1361
1362 static const struct amd_ip_funcs vi_common_ip_funcs = {
1363         .name = "vi_common",
1364         .early_init = vi_common_early_init,
1365         .late_init = NULL,
1366         .sw_init = vi_common_sw_init,
1367         .sw_fini = vi_common_sw_fini,
1368         .hw_init = vi_common_hw_init,
1369         .hw_fini = vi_common_hw_fini,
1370         .suspend = vi_common_suspend,
1371         .resume = vi_common_resume,
1372         .is_idle = vi_common_is_idle,
1373         .wait_for_idle = vi_common_wait_for_idle,
1374         .soft_reset = vi_common_soft_reset,
1375         .set_clockgating_state = vi_common_set_clockgating_state,
1376         .set_powergating_state = vi_common_set_powergating_state,
1377 };
1378
1379 static const struct amdgpu_ip_block_version vi_common_ip_block =
1380 {
1381         .type = AMD_IP_BLOCK_TYPE_COMMON,
1382         .major = 1,
1383         .minor = 0,
1384         .rev = 0,
1385         .funcs = &vi_common_ip_funcs,
1386 };
1387
1388 int vi_set_ip_blocks(struct amdgpu_device *adev)
1389 {
1390         switch (adev->asic_type) {
1391         case CHIP_TOPAZ:
1392                 /* topaz has no DCE, UVD, VCE */
1393                 amdgpu_ip_block_add(adev, &vi_common_ip_block);
1394                 amdgpu_ip_block_add(adev, &gmc_v7_4_ip_block);
1395                 amdgpu_ip_block_add(adev, &iceland_ih_ip_block);
1396                 amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block);
1397                 if (adev->enable_virtual_display)
1398                         amdgpu_ip_block_add(adev, &dce_virtual_ip_block);
1399                 amdgpu_ip_block_add(adev, &gfx_v8_0_ip_block);
1400                 amdgpu_ip_block_add(adev, &sdma_v2_4_ip_block);
1401                 break;
1402         case CHIP_FIJI:
1403                 amdgpu_ip_block_add(adev, &vi_common_ip_block);
1404                 amdgpu_ip_block_add(adev, &gmc_v8_5_ip_block);
1405                 amdgpu_ip_block_add(adev, &tonga_ih_ip_block);
1406                 amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block);
1407                 if (adev->enable_virtual_display)
1408                         amdgpu_ip_block_add(adev, &dce_virtual_ip_block);
1409                 else
1410                         amdgpu_ip_block_add(adev, &dce_v10_1_ip_block);
1411                 amdgpu_ip_block_add(adev, &gfx_v8_0_ip_block);
1412                 amdgpu_ip_block_add(adev, &sdma_v3_0_ip_block);
1413                 amdgpu_ip_block_add(adev, &uvd_v6_0_ip_block);
1414                 amdgpu_ip_block_add(adev, &vce_v3_0_ip_block);
1415                 break;
1416         case CHIP_TONGA:
1417                 amdgpu_ip_block_add(adev, &vi_common_ip_block);
1418                 amdgpu_ip_block_add(adev, &gmc_v8_0_ip_block);
1419                 amdgpu_ip_block_add(adev, &tonga_ih_ip_block);
1420                 amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block);
1421                 if (adev->enable_virtual_display)
1422                         amdgpu_ip_block_add(adev, &dce_virtual_ip_block);
1423                 else
1424                         amdgpu_ip_block_add(adev, &dce_v10_0_ip_block);
1425                 amdgpu_ip_block_add(adev, &gfx_v8_0_ip_block);
1426                 amdgpu_ip_block_add(adev, &sdma_v3_0_ip_block);
1427                 amdgpu_ip_block_add(adev, &uvd_v5_0_ip_block);
1428                 amdgpu_ip_block_add(adev, &vce_v3_0_ip_block);
1429                 break;
1430         case CHIP_POLARIS11:
1431         case CHIP_POLARIS10:
1432                 amdgpu_ip_block_add(adev, &vi_common_ip_block);
1433                 amdgpu_ip_block_add(adev, &gmc_v8_1_ip_block);
1434                 amdgpu_ip_block_add(adev, &tonga_ih_ip_block);
1435                 amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block);
1436                 if (adev->enable_virtual_display)
1437                         amdgpu_ip_block_add(adev, &dce_virtual_ip_block);
1438                 else
1439                         amdgpu_ip_block_add(adev, &dce_v11_2_ip_block);
1440                 amdgpu_ip_block_add(adev, &gfx_v8_0_ip_block);
1441                 amdgpu_ip_block_add(adev, &sdma_v3_1_ip_block);
1442                 amdgpu_ip_block_add(adev, &uvd_v6_3_ip_block);
1443                 amdgpu_ip_block_add(adev, &vce_v3_4_ip_block);
1444                 break;
1445         case CHIP_CARRIZO:
1446                 amdgpu_ip_block_add(adev, &vi_common_ip_block);
1447                 amdgpu_ip_block_add(adev, &gmc_v8_0_ip_block);
1448                 amdgpu_ip_block_add(adev, &cz_ih_ip_block);
1449                 amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block);
1450                 if (adev->enable_virtual_display)
1451                         amdgpu_ip_block_add(adev, &dce_virtual_ip_block);
1452                 else
1453                         amdgpu_ip_block_add(adev, &dce_v11_0_ip_block);
1454                 amdgpu_ip_block_add(adev, &gfx_v8_0_ip_block);
1455                 amdgpu_ip_block_add(adev, &sdma_v3_0_ip_block);
1456                 amdgpu_ip_block_add(adev, &uvd_v6_0_ip_block);
1457                 amdgpu_ip_block_add(adev, &vce_v3_1_ip_block);
1458 #if defined(CONFIG_DRM_AMD_ACP)
1459                 amdgpu_ip_block_add(adev, &acp_ip_block);
1460 #endif
1461                 break;
1462         case CHIP_STONEY:
1463                 amdgpu_ip_block_add(adev, &vi_common_ip_block);
1464                 amdgpu_ip_block_add(adev, &gmc_v8_0_ip_block);
1465                 amdgpu_ip_block_add(adev, &cz_ih_ip_block);
1466                 amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block);
1467                 if (adev->enable_virtual_display)
1468                         amdgpu_ip_block_add(adev, &dce_virtual_ip_block);
1469                 else
1470                         amdgpu_ip_block_add(adev, &dce_v11_0_ip_block);
1471                 amdgpu_ip_block_add(adev, &gfx_v8_1_ip_block);
1472                 amdgpu_ip_block_add(adev, &sdma_v3_0_ip_block);
1473                 amdgpu_ip_block_add(adev, &uvd_v6_2_ip_block);
1474                 amdgpu_ip_block_add(adev, &vce_v3_4_ip_block);
1475 #if defined(CONFIG_DRM_AMD_ACP)
1476                 amdgpu_ip_block_add(adev, &acp_ip_block);
1477 #endif
1478                 break;
1479         default:
1480                 /* FIXME: not supported yet */
1481                 return -EINVAL;
1482         }
1483
1484         return 0;
1485 }