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
  81 MODULE_FIRMWARE("amdgpu/polaris10_smc.bin");
  82 MODULE_FIRMWARE("amdgpu/polaris10_smc_sk.bin");
  83 MODULE_FIRMWARE("amdgpu/polaris11_smc.bin");
  84 MODULE_FIRMWARE("amdgpu/polaris11_smc_sk.bin");
  85
  86 /*
  87  * Indirect registers accessor
  88  */
  89 static u32 vi_pcie_rreg(struct amdgpu_device *adev, u32 reg)
  90 {
  91         unsigned long flags;
  92         u32 r;
  93
  94         spin_lock_irqsave(&adev->pcie_idx_lock, flags);
  95         WREG32(mmPCIE_INDEX, reg);
  96         (void)RREG32(mmPCIE_INDEX);
  97         r = RREG32(mmPCIE_DATA);
  98         spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
  99         return r;
 100 }
 101
 102 static void vi_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 103 {
 104         unsigned long flags;
 105
 106         spin_lock_irqsave(&adev->pcie_idx_lock, flags);
 107         WREG32(mmPCIE_INDEX, reg);
 108         (void)RREG32(mmPCIE_INDEX);
 109         WREG32(mmPCIE_DATA, v);
 110         (void)RREG32(mmPCIE_DATA);
 111         spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
 112 }
 113
 114 static u32 vi_smc_rreg(struct amdgpu_device *adev, u32 reg)
 115 {
 116         unsigned long flags;
 117         u32 r;
 118
 119         spin_lock_irqsave(&adev->smc_idx_lock, flags);
 120         WREG32(mmSMC_IND_INDEX_0, (reg));
 121         r = RREG32(mmSMC_IND_DATA_0);
 122         spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
 123         return r;
 124 }
 125
 126 static void vi_smc_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 127 {
 128         unsigned long flags;
 129
 130         spin_lock_irqsave(&adev->smc_idx_lock, flags);
 131         WREG32(mmSMC_IND_INDEX_0, (reg));
 132         WREG32(mmSMC_IND_DATA_0, (v));
 133         spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
 134 }
 135
 136 /* smu_8_0_d.h */
 137 #define mmMP0PUB_IND_INDEX                                                      0x180
 138 #define mmMP0PUB_IND_DATA                                                       0x181
 139
 140 static u32 cz_smc_rreg(struct amdgpu_device *adev, u32 reg)
 141 {
 142         unsigned long flags;
 143         u32 r;
 144
 145         spin_lock_irqsave(&adev->smc_idx_lock, flags);
 146         WREG32(mmMP0PUB_IND_INDEX, (reg));
 147         r = RREG32(mmMP0PUB_IND_DATA);
 148         spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
 149         return r;
 150 }
 151
 152 static void cz_smc_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 153 {
 154         unsigned long flags;
 155
 156         spin_lock_irqsave(&adev->smc_idx_lock, flags);
 157         WREG32(mmMP0PUB_IND_INDEX, (reg));
 158         WREG32(mmMP0PUB_IND_DATA, (v));
 159         spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
 160 }
 161
 162 static u32 vi_uvd_ctx_rreg(struct amdgpu_device *adev, u32 reg)
 163 {
 164         unsigned long flags;
 165         u32 r;
 166
 167         spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
 168         WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
 169         r = RREG32(mmUVD_CTX_DATA);
 170         spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
 171         return r;
 172 }
 173
 174 static void vi_uvd_ctx_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 175 {
 176         unsigned long flags;
 177
 178         spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
 179         WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
 180         WREG32(mmUVD_CTX_DATA, (v));
 181         spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
 182 }
 183
 184 static u32 vi_didt_rreg(struct amdgpu_device *adev, u32 reg)
 185 {
 186         unsigned long flags;
 187         u32 r;
 188
 189         spin_lock_irqsave(&adev->didt_idx_lock, flags);
 190         WREG32(mmDIDT_IND_INDEX, (reg));
 191         r = RREG32(mmDIDT_IND_DATA);
 192         spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
 193         return r;
 194 }
 195
 196 static void vi_didt_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 197 {
 198         unsigned long flags;
 199
 200         spin_lock_irqsave(&adev->didt_idx_lock, flags);
 201         WREG32(mmDIDT_IND_INDEX, (reg));
 202         WREG32(mmDIDT_IND_DATA, (v));
 203         spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
 204 }
 205
 206 static u32 vi_gc_cac_rreg(struct amdgpu_device *adev, u32 reg)
 207 {
 208         unsigned long flags;
 209         u32 r;
 210
 211         spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
 212         WREG32(mmGC_CAC_IND_INDEX, (reg));
 213         r = RREG32(mmGC_CAC_IND_DATA);
 214         spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
 215         return r;
 216 }
 217
 218 static void vi_gc_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 219 {
 220         unsigned long flags;
 221
 222         spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
 223         WREG32(mmGC_CAC_IND_INDEX, (reg));
 224         WREG32(mmGC_CAC_IND_DATA, (v));
 225         spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
 226 }
 227
 228
 229 static const u32 tonga_mgcg_cgcg_init[] =
 230 {
 231         mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
 232         mmPCIE_INDEX, 0xffffffff, 0x0140001c,
 233         mmPCIE_DATA, 0x000f0000, 0x00000000,
 234         mmSMC_IND_INDEX_4, 0xffffffff, 0xC060000C,
 235         mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
 236         mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
 237         mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
 238 };
 239
 240 static const u32 fiji_mgcg_cgcg_init[] =
 241 {
 242         mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
 243         mmPCIE_INDEX, 0xffffffff, 0x0140001c,
 244         mmPCIE_DATA, 0x000f0000, 0x00000000,
 245         mmSMC_IND_INDEX_4, 0xffffffff, 0xC060000C,
 246         mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
 247         mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
 248         mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
 249 };
 250
 251 static const u32 iceland_mgcg_cgcg_init[] =
 252 {
 253         mmPCIE_INDEX, 0xffffffff, ixPCIE_CNTL2,
 254         mmPCIE_DATA, 0x000f0000, 0x00000000,
 255         mmSMC_IND_INDEX_4, 0xffffffff, ixCGTT_ROM_CLK_CTRL0,
 256         mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
 257         mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
 258 };
 259
 260 static const u32 cz_mgcg_cgcg_init[] =
 261 {
 262         mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
 263         mmPCIE_INDEX, 0xffffffff, 0x0140001c,
 264         mmPCIE_DATA, 0x000f0000, 0x00000000,
 265         mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
 266         mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
 267 };
 268
 269 static const u32 stoney_mgcg_cgcg_init[] =
 270 {
 271         mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00000100,
 272         mmHDP_XDP_CGTT_BLK_CTRL, 0xffffffff, 0x00000104,
 273         mmHDP_HOST_PATH_CNTL, 0xffffffff, 0x0f000027,
 274 };
 275
 276 static void vi_init_golden_registers(struct amdgpu_device *adev)
 277 {
 278         /* Some of the registers might be dependent on GRBM_GFX_INDEX */
 279         mutex_lock(&adev->grbm_idx_mutex);
 280
 281         switch (adev->asic_type) {
 282         case CHIP_TOPAZ:
 283                 amdgpu_program_register_sequence(adev,
 284                                                  iceland_mgcg_cgcg_init,
 285                                                  (const u32)ARRAY_SIZE(iceland_mgcg_cgcg_init));
 286                 break;
 287         case CHIP_FIJI:
 288                 amdgpu_program_register_sequence(adev,
 289                                                  fiji_mgcg_cgcg_init,
 290                                                  (const u32)ARRAY_SIZE(fiji_mgcg_cgcg_init));
 291                 break;
 292         case CHIP_TONGA:
 293                 amdgpu_program_register_sequence(adev,
 294                                                  tonga_mgcg_cgcg_init,
 295                                                  (const u32)ARRAY_SIZE(tonga_mgcg_cgcg_init));
 296                 break;
 297         case CHIP_CARRIZO:
 298                 amdgpu_program_register_sequence(adev,
 299                                                  cz_mgcg_cgcg_init,
 300                                                  (const u32)ARRAY_SIZE(cz_mgcg_cgcg_init));
 301                 break;
 302         case CHIP_STONEY:
 303                 amdgpu_program_register_sequence(adev,
 304                                                  stoney_mgcg_cgcg_init,
 305                                                  (const u32)ARRAY_SIZE(stoney_mgcg_cgcg_init));
 306                 break;
 307         case CHIP_POLARIS11:
 308         case CHIP_POLARIS10:
 309         default:
 310                 break;
 311         }
 312         mutex_unlock(&adev->grbm_idx_mutex);
 313 }
 314
 315 /**
 316  * vi_get_xclk - get the xclk
 317  *
 318  * @adev: amdgpu_device pointer
 319  *
 320  * Returns the reference clock used by the gfx engine
 321  * (VI).
 322  */
 323 static u32 vi_get_xclk(struct amdgpu_device *adev)
 324 {
 325         u32 reference_clock = adev->clock.spll.reference_freq;
 326         u32 tmp;
 327
 328         if (adev->flags & AMD_IS_APU)
 329                 return reference_clock;
 330
 331         tmp = RREG32_SMC(ixCG_CLKPIN_CNTL_2);
 332         if (REG_GET_FIELD(tmp, CG_CLKPIN_CNTL_2, MUX_TCLK_TO_XCLK))
 333                 return 1000;
 334
 335         tmp = RREG32_SMC(ixCG_CLKPIN_CNTL);
 336         if (REG_GET_FIELD(tmp, CG_CLKPIN_CNTL, XTALIN_DIVIDE))
 337                 return reference_clock / 4;
 338
 339         return reference_clock;
 340 }
 341
 342 /**
 343  * vi_srbm_select - select specific register instances
 344  *
 345  * @adev: amdgpu_device pointer
 346  * @me: selected ME (micro engine)
 347  * @pipe: pipe
 348  * @queue: queue
 349  * @vmid: VMID
 350  *
 351  * Switches the currently active registers instances.  Some
 352  * registers are instanced per VMID, others are instanced per
 353  * me/pipe/queue combination.
 354  */
 355 void vi_srbm_select(struct amdgpu_device *adev,
 356                      u32 me, u32 pipe, u32 queue, u32 vmid)
 357 {
 358         u32 srbm_gfx_cntl = 0;
 359         srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, PIPEID, pipe);
 360         srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, MEID, me);
 361         srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, VMID, vmid);
 362         srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, QUEUEID, queue);
 363         WREG32(mmSRBM_GFX_CNTL, srbm_gfx_cntl);
 364 }
 365
 366 static void vi_vga_set_state(struct amdgpu_device *adev, bool state)
 367 {
 368         /* todo */
 369 }
 370
 371 static bool vi_read_disabled_bios(struct amdgpu_device *adev)
 372 {
 373         u32 bus_cntl;
 374         u32 d1vga_control = 0;
 375         u32 d2vga_control = 0;
 376         u32 vga_render_control = 0;
 377         u32 rom_cntl;
 378         bool r;
 379
 380         bus_cntl = RREG32(mmBUS_CNTL);
 381         if (adev->mode_info.num_crtc) {
 382                 d1vga_control = RREG32(mmD1VGA_CONTROL);
 383                 d2vga_control = RREG32(mmD2VGA_CONTROL);
 384                 vga_render_control = RREG32(mmVGA_RENDER_CONTROL);
 385         }
 386         rom_cntl = RREG32_SMC(ixROM_CNTL);
 387
 388         /* enable the rom */
 389         WREG32(mmBUS_CNTL, (bus_cntl & ~BUS_CNTL__BIOS_ROM_DIS_MASK));
 390         if (adev->mode_info.num_crtc) {
 391                 /* Disable VGA mode */
 392                 WREG32(mmD1VGA_CONTROL,
 393                        (d1vga_control & ~(D1VGA_CONTROL__D1VGA_MODE_ENABLE_MASK |
 394                                           D1VGA_CONTROL__D1VGA_TIMING_SELECT_MASK)));
 395                 WREG32(mmD2VGA_CONTROL,
 396                        (d2vga_control & ~(D2VGA_CONTROL__D2VGA_MODE_ENABLE_MASK |
 397                                           D2VGA_CONTROL__D2VGA_TIMING_SELECT_MASK)));
 398                 WREG32(mmVGA_RENDER_CONTROL,
 399                        (vga_render_control & ~VGA_RENDER_CONTROL__VGA_VSTATUS_CNTL_MASK));
 400         }
 401         WREG32_SMC(ixROM_CNTL, rom_cntl | ROM_CNTL__SCK_OVERWRITE_MASK);
 402
 403         r = amdgpu_read_bios(adev);
 404
 405         /* restore regs */
 406         WREG32(mmBUS_CNTL, bus_cntl);
 407         if (adev->mode_info.num_crtc) {
 408                 WREG32(mmD1VGA_CONTROL, d1vga_control);
 409                 WREG32(mmD2VGA_CONTROL, d2vga_control);
 410                 WREG32(mmVGA_RENDER_CONTROL, vga_render_control);
 411         }
 412         WREG32_SMC(ixROM_CNTL, rom_cntl);
 413         return r;
 414 }
 415
 416 static bool vi_read_bios_from_rom(struct amdgpu_device *adev,
 417                                   u8 *bios, u32 length_bytes)
 418 {
 419         u32 *dw_ptr;
 420         unsigned long flags;
 421         u32 i, length_dw;
 422
 423         if (bios == NULL)
 424                 return false;
 425         if (length_bytes == 0)
 426                 return false;
 427         /* APU vbios image is part of sbios image */
 428         if (adev->flags & AMD_IS_APU)
 429                 return false;
 430
 431         dw_ptr = (u32 *)bios;
 432         length_dw = ALIGN(length_bytes, 4) / 4;
 433         /* take the smc lock since we are using the smc index */
 434         spin_lock_irqsave(&adev->smc_idx_lock, flags);
 435         /* set rom index to 0 */
 436         WREG32(mmSMC_IND_INDEX_0, ixROM_INDEX);
 437         WREG32(mmSMC_IND_DATA_0, 0);
 438         /* set index to data for continous read */
 439         WREG32(mmSMC_IND_INDEX_0, ixROM_DATA);
 440         for (i = 0; i < length_dw; i++)
 441                 dw_ptr[i] = RREG32(mmSMC_IND_DATA_0);
 442         spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
 443
 444         return true;
 445 }
 446
 447 static u32 vi_get_virtual_caps(struct amdgpu_device *adev)
 448 {
 449         u32 caps = 0;
 450         u32 reg = RREG32(mmBIF_IOV_FUNC_IDENTIFIER);
 451
 452         if (REG_GET_FIELD(reg, BIF_IOV_FUNC_IDENTIFIER, IOV_ENABLE))
 453                 caps |= AMDGPU_VIRT_CAPS_SRIOV_EN;
 454
 455         if (REG_GET_FIELD(reg, BIF_IOV_FUNC_IDENTIFIER, FUNC_IDENTIFIER))
 456                 caps |= AMDGPU_VIRT_CAPS_IS_VF;
 457
 458         return caps;
 459 }
 460
 461 static const struct amdgpu_allowed_register_entry tonga_allowed_read_registers[] = {
 462         {mmGB_MACROTILE_MODE7, true},
 463 };
 464
 465 static const struct amdgpu_allowed_register_entry cz_allowed_read_registers[] = {
 466         {mmGB_TILE_MODE7, true},
 467         {mmGB_TILE_MODE12, true},
 468         {mmGB_TILE_MODE17, true},
 469         {mmGB_TILE_MODE23, true},
 470         {mmGB_MACROTILE_MODE7, true},
 471 };
 472
 473 static const struct amdgpu_allowed_register_entry vi_allowed_read_registers[] = {
 474         {mmGRBM_STATUS, false},
 475         {mmGRBM_STATUS2, false},
 476         {mmGRBM_STATUS_SE0, false},
 477         {mmGRBM_STATUS_SE1, false},
 478         {mmGRBM_STATUS_SE2, false},
 479         {mmGRBM_STATUS_SE3, false},
 480         {mmSRBM_STATUS, false},
 481         {mmSRBM_STATUS2, false},
 482         {mmSRBM_STATUS3, false},
 483         {mmSDMA0_STATUS_REG + SDMA0_REGISTER_OFFSET, false},
 484         {mmSDMA0_STATUS_REG + SDMA1_REGISTER_OFFSET, false},
 485         {mmCP_STAT, false},
 486         {mmCP_STALLED_STAT1, false},
 487         {mmCP_STALLED_STAT2, false},
 488         {mmCP_STALLED_STAT3, false},
 489         {mmCP_CPF_BUSY_STAT, false},
 490         {mmCP_CPF_STALLED_STAT1, false},
 491         {mmCP_CPF_STATUS, false},
 492         {mmCP_CPC_BUSY_STAT, false},
 493         {mmCP_CPC_STALLED_STAT1, false},
 494         {mmCP_CPC_STATUS, false},
 495         {mmGB_ADDR_CONFIG, false},
 496         {mmMC_ARB_RAMCFG, false},
 497         {mmGB_TILE_MODE0, false},
 498         {mmGB_TILE_MODE1, false},
 499         {mmGB_TILE_MODE2, false},
 500         {mmGB_TILE_MODE3, false},
 501         {mmGB_TILE_MODE4, false},
 502         {mmGB_TILE_MODE5, false},
 503         {mmGB_TILE_MODE6, false},
 504         {mmGB_TILE_MODE7, false},
 505         {mmGB_TILE_MODE8, false},
 506         {mmGB_TILE_MODE9, false},
 507         {mmGB_TILE_MODE10, false},
 508         {mmGB_TILE_MODE11, false},
 509         {mmGB_TILE_MODE12, false},
 510         {mmGB_TILE_MODE13, false},
 511         {mmGB_TILE_MODE14, false},
 512         {mmGB_TILE_MODE15, false},
 513         {mmGB_TILE_MODE16, false},
 514         {mmGB_TILE_MODE17, false},
 515         {mmGB_TILE_MODE18, false},
 516         {mmGB_TILE_MODE19, false},
 517         {mmGB_TILE_MODE20, false},
 518         {mmGB_TILE_MODE21, false},
 519         {mmGB_TILE_MODE22, false},
 520         {mmGB_TILE_MODE23, false},
 521         {mmGB_TILE_MODE24, false},
 522         {mmGB_TILE_MODE25, false},
 523         {mmGB_TILE_MODE26, false},
 524         {mmGB_TILE_MODE27, false},
 525         {mmGB_TILE_MODE28, false},
 526         {mmGB_TILE_MODE29, false},
 527         {mmGB_TILE_MODE30, false},
 528         {mmGB_TILE_MODE31, false},
 529         {mmGB_MACROTILE_MODE0, false},
 530         {mmGB_MACROTILE_MODE1, false},
 531         {mmGB_MACROTILE_MODE2, false},
 532         {mmGB_MACROTILE_MODE3, false},
 533         {mmGB_MACROTILE_MODE4, false},
 534         {mmGB_MACROTILE_MODE5, false},
 535         {mmGB_MACROTILE_MODE6, false},
 536         {mmGB_MACROTILE_MODE7, false},
 537         {mmGB_MACROTILE_MODE8, false},
 538         {mmGB_MACROTILE_MODE9, false},
 539         {mmGB_MACROTILE_MODE10, false},
 540         {mmGB_MACROTILE_MODE11, false},
 541         {mmGB_MACROTILE_MODE12, false},
 542         {mmGB_MACROTILE_MODE13, false},
 543         {mmGB_MACROTILE_MODE14, false},
 544         {mmGB_MACROTILE_MODE15, false},
 545         {mmCC_RB_BACKEND_DISABLE, false, true},
 546         {mmGC_USER_RB_BACKEND_DISABLE, false, true},
 547         {mmGB_BACKEND_MAP, false, false},
 548         {mmPA_SC_RASTER_CONFIG, false, true},
 549         {mmPA_SC_RASTER_CONFIG_1, false, true},
 550 };
 551
 552 static uint32_t vi_read_indexed_register(struct amdgpu_device *adev, u32 se_num,
 553                                          u32 sh_num, u32 reg_offset)
 554 {
 555         uint32_t val;
 556
 557         mutex_lock(&adev->grbm_idx_mutex);
 558         if (se_num != 0xffffffff || sh_num != 0xffffffff)
 559                 amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff);
 560
 561         val = RREG32(reg_offset);
 562
 563         if (se_num != 0xffffffff || sh_num != 0xffffffff)
 564                 amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
 565         mutex_unlock(&adev->grbm_idx_mutex);
 566         return val;
 567 }
 568
 569 static int vi_read_register(struct amdgpu_device *adev, u32 se_num,
 570                             u32 sh_num, u32 reg_offset, u32 *value)
 571 {
 572         const struct amdgpu_allowed_register_entry *asic_register_table = NULL;
 573         const struct amdgpu_allowed_register_entry *asic_register_entry;
 574         uint32_t size, i;
 575
 576         *value = 0;
 577         switch (adev->asic_type) {
 578         case CHIP_TOPAZ:
 579                 asic_register_table = tonga_allowed_read_registers;
 580                 size = ARRAY_SIZE(tonga_allowed_read_registers);
 581                 break;
 582         case CHIP_FIJI:
 583         case CHIP_TONGA:
 584         case CHIP_POLARIS11:
 585         case CHIP_POLARIS10:
 586         case CHIP_CARRIZO:
 587         case CHIP_STONEY:
 588                 asic_register_table = cz_allowed_read_registers;
 589                 size = ARRAY_SIZE(cz_allowed_read_registers);
 590                 break;
 591         default:
 592                 return -EINVAL;
 593         }
 594
 595         if (asic_register_table) {
 596                 for (i = 0; i < size; i++) {
 597                         asic_register_entry = asic_register_table + i;
 598                         if (reg_offset != asic_register_entry->reg_offset)
 599                                 continue;
 600                         if (!asic_register_entry->untouched)
 601                                 *value = asic_register_entry->grbm_indexed ?
 602                                         vi_read_indexed_register(adev, se_num,
 603                                                                  sh_num, reg_offset) :
 604                                         RREG32(reg_offset);
 605                         return 0;
 606                 }
 607         }
 608
 609         for (i = 0; i < ARRAY_SIZE(vi_allowed_read_registers); i++) {
 610                 if (reg_offset != vi_allowed_read_registers[i].reg_offset)
 611                         continue;
 612
 613                 if (!vi_allowed_read_registers[i].untouched)
 614                         *value = vi_allowed_read_registers[i].grbm_indexed ?
 615                                 vi_read_indexed_register(adev, se_num,
 616                                                          sh_num, reg_offset) :
 617                                 RREG32(reg_offset);
 618                 return 0;
 619         }
 620         return -EINVAL;
 621 }
 622
 623 static int vi_gpu_pci_config_reset(struct amdgpu_device *adev)
 624 {
 625         u32 i;
 626
 627         dev_info(adev->dev, "GPU pci config reset\n");
 628
 629         /* disable BM */
 630         pci_clear_master(adev->pdev);
 631         /* reset */
 632         amdgpu_pci_config_reset(adev);
 633
 634         udelay(100);
 635
 636         /* wait for asic to come out of reset */
 637         for (i = 0; i < adev->usec_timeout; i++) {
 638                 if (RREG32(mmCONFIG_MEMSIZE) != 0xffffffff) {
 639                         /* enable BM */
 640                         pci_set_master(adev->pdev);
 641                         return 0;
 642                 }
 643                 udelay(1);
 644         }
 645         return -EINVAL;
 646 }
 647
 648 static void vi_set_bios_scratch_engine_hung(struct amdgpu_device *adev, bool hung)
 649 {
 650         u32 tmp = RREG32(mmBIOS_SCRATCH_3);
 651
 652         if (hung)
 653                 tmp |= ATOM_S3_ASIC_GUI_ENGINE_HUNG;
 654         else
 655                 tmp &= ~ATOM_S3_ASIC_GUI_ENGINE_HUNG;
 656
 657         WREG32(mmBIOS_SCRATCH_3, tmp);
 658 }
 659
 660 /**
 661  * vi_asic_reset - soft reset GPU
 662  *
 663  * @adev: amdgpu_device pointer
 664  *
 665  * Look up which blocks are hung and attempt
 666  * to reset them.
 667  * Returns 0 for success.
 668  */
 669 static int vi_asic_reset(struct amdgpu_device *adev)
 670 {
 671         int r;
 672
 673         vi_set_bios_scratch_engine_hung(adev, true);
 674
 675         r = vi_gpu_pci_config_reset(adev);
 676
 677         vi_set_bios_scratch_engine_hung(adev, false);
 678
 679         return r;
 680 }
 681
 682 static int vi_set_uvd_clock(struct amdgpu_device *adev, u32 clock,
 683                         u32 cntl_reg, u32 status_reg)
 684 {
 685         int r, i;
 686         struct atom_clock_dividers dividers;
 687         uint32_t tmp;
 688
 689         r = amdgpu_atombios_get_clock_dividers(adev,
 690                                                COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
 691                                                clock, false, &dividers);
 692         if (r)
 693                 return r;
 694
 695         tmp = RREG32_SMC(cntl_reg);
 696         tmp &= ~(CG_DCLK_CNTL__DCLK_DIR_CNTL_EN_MASK |
 697                 CG_DCLK_CNTL__DCLK_DIVIDER_MASK);
 698         tmp |= dividers.post_divider;
 699         WREG32_SMC(cntl_reg, tmp);
 700
 701         for (i = 0; i < 100; i++) {
 702                 if (RREG32_SMC(status_reg) & CG_DCLK_STATUS__DCLK_STATUS_MASK)
 703                         break;
 704                 mdelay(10);
 705         }
 706         if (i == 100)
 707                 return -ETIMEDOUT;
 708
 709         return 0;
 710 }
 711
 712 static int vi_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
 713 {
 714         int r;
 715
 716         r = vi_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS);
 717         if (r)
 718                 return r;
 719
 720         r = vi_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS);
 721
 722         return 0;
 723 }
 724
 725 static int vi_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
 726 {
 727         /* todo */
 728
 729         return 0;
 730 }
 731
 732 static void vi_pcie_gen3_enable(struct amdgpu_device *adev)
 733 {
 734         if (pci_is_root_bus(adev->pdev->bus))
 735                 return;
 736
 737         if (amdgpu_pcie_gen2 == 0)
 738                 return;
 739
 740         if (adev->flags & AMD_IS_APU)
 741                 return;
 742
 743         if (!(adev->pm.pcie_gen_mask & (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 |
 744                                         CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)))
 745                 return;
 746
 747         /* todo */
 748 }
 749
 750 static void vi_program_aspm(struct amdgpu_device *adev)
 751 {
 752
 753         if (amdgpu_aspm == 0)
 754                 return;
 755
 756         /* todo */
 757 }
 758
 759 static void vi_enable_doorbell_aperture(struct amdgpu_device *adev,
 760                                         bool enable)
 761 {
 762         u32 tmp;
 763
 764         /* not necessary on CZ */
 765         if (adev->flags & AMD_IS_APU)
 766                 return;
 767
 768         tmp = RREG32(mmBIF_DOORBELL_APER_EN);
 769         if (enable)
 770                 tmp = REG_SET_FIELD(tmp, BIF_DOORBELL_APER_EN, BIF_DOORBELL_APER_EN, 1);
 771         else
 772                 tmp = REG_SET_FIELD(tmp, BIF_DOORBELL_APER_EN, BIF_DOORBELL_APER_EN, 0);
 773
 774         WREG32(mmBIF_DOORBELL_APER_EN, tmp);
 775 }
 776
 777 /* topaz has no DCE, UVD, VCE */
 778 static const struct amdgpu_ip_block_version topaz_ip_blocks[] =
 779 {
 780         /* ORDER MATTERS! */
 781         {
 782                 .type = AMD_IP_BLOCK_TYPE_COMMON,
 783                 .major = 2,
 784                 .minor = 0,
 785                 .rev = 0,
 786                 .funcs = &vi_common_ip_funcs,
 787         },
 788         {
 789                 .type = AMD_IP_BLOCK_TYPE_GMC,
 790                 .major = 7,
 791                 .minor = 4,
 792                 .rev = 0,
 793                 .funcs = &gmc_v7_0_ip_funcs,
 794         },
 795         {
 796                 .type = AMD_IP_BLOCK_TYPE_IH,
 797                 .major = 2,
 798                 .minor = 4,
 799                 .rev = 0,
 800                 .funcs = &iceland_ih_ip_funcs,
 801         },
 802         {
 803                 .type = AMD_IP_BLOCK_TYPE_SMC,
 804                 .major = 7,
 805                 .minor = 1,
 806                 .rev = 0,
 807                 .funcs = &amdgpu_pp_ip_funcs,
 808         },
 809         {
 810                 .type = AMD_IP_BLOCK_TYPE_GFX,
 811                 .major = 8,
 812                 .minor = 0,
 813                 .rev = 0,
 814                 .funcs = &gfx_v8_0_ip_funcs,
 815         },
 816         {
 817                 .type = AMD_IP_BLOCK_TYPE_SDMA,
 818                 .major = 2,
 819                 .minor = 4,
 820                 .rev = 0,
 821                 .funcs = &sdma_v2_4_ip_funcs,
 822         },
 823 };
 824
 825 static const struct amdgpu_ip_block_version tonga_ip_blocks[] =
 826 {
 827         /* ORDER MATTERS! */
 828         {
 829                 .type = AMD_IP_BLOCK_TYPE_COMMON,
 830                 .major = 2,
 831                 .minor = 0,
 832                 .rev = 0,
 833                 .funcs = &vi_common_ip_funcs,
 834         },
 835         {
 836                 .type = AMD_IP_BLOCK_TYPE_GMC,
 837                 .major = 8,
 838                 .minor = 0,
 839                 .rev = 0,
 840                 .funcs = &gmc_v8_0_ip_funcs,
 841         },
 842         {
 843                 .type = AMD_IP_BLOCK_TYPE_IH,
 844                 .major = 3,
 845                 .minor = 0,
 846                 .rev = 0,
 847                 .funcs = &tonga_ih_ip_funcs,
 848         },
 849         {
 850                 .type = AMD_IP_BLOCK_TYPE_SMC,
 851                 .major = 7,
 852                 .minor = 1,
 853                 .rev = 0,
 854                 .funcs = &amdgpu_pp_ip_funcs,
 855         },
 856         {
 857                 .type = AMD_IP_BLOCK_TYPE_DCE,
 858                 .major = 10,
 859                 .minor = 0,
 860                 .rev = 0,
 861                 .funcs = &dce_v10_0_ip_funcs,
 862         },
 863         {
 864                 .type = AMD_IP_BLOCK_TYPE_GFX,
 865                 .major = 8,
 866                 .minor = 0,
 867                 .rev = 0,
 868                 .funcs = &gfx_v8_0_ip_funcs,
 869         },
 870         {
 871                 .type = AMD_IP_BLOCK_TYPE_SDMA,
 872                 .major = 3,
 873                 .minor = 0,
 874                 .rev = 0,
 875                 .funcs = &sdma_v3_0_ip_funcs,
 876         },
 877         {
 878                 .type = AMD_IP_BLOCK_TYPE_UVD,
 879                 .major = 5,
 880                 .minor = 0,
 881                 .rev = 0,
 882                 .funcs = &uvd_v5_0_ip_funcs,
 883         },
 884         {
 885                 .type = AMD_IP_BLOCK_TYPE_VCE,
 886                 .major = 3,
 887                 .minor = 0,
 888                 .rev = 0,
 889                 .funcs = &vce_v3_0_ip_funcs,
 890         },
 891 };
 892
 893 static const struct amdgpu_ip_block_version fiji_ip_blocks[] =
 894 {
 895         /* ORDER MATTERS! */
 896         {
 897                 .type = AMD_IP_BLOCK_TYPE_COMMON,
 898                 .major = 2,
 899                 .minor = 0,
 900                 .rev = 0,
 901                 .funcs = &vi_common_ip_funcs,
 902         },
 903         {
 904                 .type = AMD_IP_BLOCK_TYPE_GMC,
 905                 .major = 8,
 906                 .minor = 5,
 907                 .rev = 0,
 908                 .funcs = &gmc_v8_0_ip_funcs,
 909         },
 910         {
 911                 .type = AMD_IP_BLOCK_TYPE_IH,
 912                 .major = 3,
 913                 .minor = 0,
 914                 .rev = 0,
 915                 .funcs = &tonga_ih_ip_funcs,
 916         },
 917         {
 918                 .type = AMD_IP_BLOCK_TYPE_SMC,
 919                 .major = 7,
 920                 .minor = 1,
 921                 .rev = 0,
 922                 .funcs = &amdgpu_pp_ip_funcs,
 923         },
 924         {
 925                 .type = AMD_IP_BLOCK_TYPE_DCE,
 926                 .major = 10,
 927                 .minor = 1,
 928                 .rev = 0,
 929                 .funcs = &dce_v10_0_ip_funcs,
 930         },
 931         {
 932                 .type = AMD_IP_BLOCK_TYPE_GFX,
 933                 .major = 8,
 934                 .minor = 0,
 935                 .rev = 0,
 936                 .funcs = &gfx_v8_0_ip_funcs,
 937         },
 938         {
 939                 .type = AMD_IP_BLOCK_TYPE_SDMA,
 940                 .major = 3,
 941                 .minor = 0,
 942                 .rev = 0,
 943                 .funcs = &sdma_v3_0_ip_funcs,
 944         },
 945         {
 946                 .type = AMD_IP_BLOCK_TYPE_UVD,
 947                 .major = 6,
 948                 .minor = 0,
 949                 .rev = 0,
 950                 .funcs = &uvd_v6_0_ip_funcs,
 951         },
 952         {
 953                 .type = AMD_IP_BLOCK_TYPE_VCE,
 954                 .major = 3,
 955                 .minor = 0,
 956                 .rev = 0,
 957                 .funcs = &vce_v3_0_ip_funcs,
 958         },
 959 };
 960
 961 static const struct amdgpu_ip_block_version polaris11_ip_blocks[] =
 962 {
 963         /* ORDER MATTERS! */
 964         {
 965                 .type = AMD_IP_BLOCK_TYPE_COMMON,
 966                 .major = 2,
 967                 .minor = 0,
 968                 .rev = 0,
 969                 .funcs = &vi_common_ip_funcs,
 970         },
 971         {
 972                 .type = AMD_IP_BLOCK_TYPE_GMC,
 973                 .major = 8,
 974                 .minor = 1,
 975                 .rev = 0,
 976                 .funcs = &gmc_v8_0_ip_funcs,
 977         },
 978         {
 979                 .type = AMD_IP_BLOCK_TYPE_IH,
 980                 .major = 3,
 981                 .minor = 1,
 982                 .rev = 0,
 983                 .funcs = &tonga_ih_ip_funcs,
 984         },
 985         {
 986                 .type = AMD_IP_BLOCK_TYPE_SMC,
 987                 .major = 7,
 988                 .minor = 2,
 989                 .rev = 0,
 990                 .funcs = &amdgpu_pp_ip_funcs,
 991         },
 992         {
 993                 .type = AMD_IP_BLOCK_TYPE_DCE,
 994                 .major = 11,
 995                 .minor = 2,
 996                 .rev = 0,
 997                 .funcs = &dce_v11_0_ip_funcs,
 998         },
 999         {
1000                 .type = AMD_IP_BLOCK_TYPE_GFX,
1001                 .major = 8,
1002                 .minor = 0,
1003                 .rev = 0,
1004                 .funcs = &gfx_v8_0_ip_funcs,
1005         },
1006         {
1007                 .type = AMD_IP_BLOCK_TYPE_SDMA,
1008                 .major = 3,
1009                 .minor = 1,
1010                 .rev = 0,
1011                 .funcs = &sdma_v3_0_ip_funcs,
1012         },
1013         {
1014                 .type = AMD_IP_BLOCK_TYPE_UVD,
1015                 .major = 6,
1016                 .minor = 3,
1017                 .rev = 0,
1018                 .funcs = &uvd_v6_0_ip_funcs,
1019         },
1020         {
1021                 .type = AMD_IP_BLOCK_TYPE_VCE,
1022                 .major = 3,
1023                 .minor = 4,
1024                 .rev = 0,
1025                 .funcs = &vce_v3_0_ip_funcs,
1026         },
1027 };
1028
1029 static const struct amdgpu_ip_block_version cz_ip_blocks[] =
1030 {
1031         /* ORDER MATTERS! */
1032         {
1033                 .type = AMD_IP_BLOCK_TYPE_COMMON,
1034                 .major = 2,
1035                 .minor = 0,
1036                 .rev = 0,
1037                 .funcs = &vi_common_ip_funcs,
1038         },
1039         {
1040                 .type = AMD_IP_BLOCK_TYPE_GMC,
1041                 .major = 8,
1042                 .minor = 0,
1043                 .rev = 0,
1044                 .funcs = &gmc_v8_0_ip_funcs,
1045         },
1046         {
1047                 .type = AMD_IP_BLOCK_TYPE_IH,
1048                 .major = 3,
1049                 .minor = 0,
1050                 .rev = 0,
1051                 .funcs = &cz_ih_ip_funcs,
1052         },
1053         {
1054                 .type = AMD_IP_BLOCK_TYPE_SMC,
1055                 .major = 8,
1056                 .minor = 0,
1057                 .rev = 0,
1058                 .funcs = &amdgpu_pp_ip_funcs
1059         },
1060         {
1061                 .type = AMD_IP_BLOCK_TYPE_DCE,
1062                 .major = 11,
1063                 .minor = 0,
1064                 .rev = 0,
1065                 .funcs = &dce_v11_0_ip_funcs,
1066         },
1067         {
1068                 .type = AMD_IP_BLOCK_TYPE_GFX,
1069                 .major = 8,
1070                 .minor = 0,
1071                 .rev = 0,
1072                 .funcs = &gfx_v8_0_ip_funcs,
1073         },
1074         {
1075                 .type = AMD_IP_BLOCK_TYPE_SDMA,
1076                 .major = 3,
1077                 .minor = 0,
1078                 .rev = 0,
1079                 .funcs = &sdma_v3_0_ip_funcs,
1080         },
1081         {
1082                 .type = AMD_IP_BLOCK_TYPE_UVD,
1083                 .major = 6,
1084                 .minor = 0,
1085                 .rev = 0,
1086                 .funcs = &uvd_v6_0_ip_funcs,
1087         },
1088         {
1089                 .type = AMD_IP_BLOCK_TYPE_VCE,
1090                 .major = 3,
1091                 .minor = 0,
1092                 .rev = 0,
1093                 .funcs = &vce_v3_0_ip_funcs,
1094         },
1095 #if defined(CONFIG_DRM_AMD_ACP)
1096         {
1097                 .type = AMD_IP_BLOCK_TYPE_ACP,
1098                 .major = 2,
1099                 .minor = 2,
1100                 .rev = 0,
1101                 .funcs = &acp_ip_funcs,
1102         },
1103 #endif
1104 };
1105
1106 int vi_set_ip_blocks(struct amdgpu_device *adev)
1107 {
1108         switch (adev->asic_type) {
1109         case CHIP_TOPAZ:
1110                 adev->ip_blocks = topaz_ip_blocks;
1111                 adev->num_ip_blocks = ARRAY_SIZE(topaz_ip_blocks);
1112                 break;
1113         case CHIP_FIJI:
1114                 adev->ip_blocks = fiji_ip_blocks;
1115                 adev->num_ip_blocks = ARRAY_SIZE(fiji_ip_blocks);
1116                 break;
1117         case CHIP_TONGA:
1118                 adev->ip_blocks = tonga_ip_blocks;
1119                 adev->num_ip_blocks = ARRAY_SIZE(tonga_ip_blocks);
1120                 break;
1121         case CHIP_POLARIS11:
1122         case CHIP_POLARIS10:
1123                 adev->ip_blocks = polaris11_ip_blocks;
1124                 adev->num_ip_blocks = ARRAY_SIZE(polaris11_ip_blocks);
1125                 break;
1126         case CHIP_CARRIZO:
1127         case CHIP_STONEY:
1128                 adev->ip_blocks = cz_ip_blocks;
1129                 adev->num_ip_blocks = ARRAY_SIZE(cz_ip_blocks);
1130                 break;
1131         default:
1132                 /* FIXME: not supported yet */
1133                 return -EINVAL;
1134         }
1135
1136         return 0;
1137 }
1138
1139 #define ATI_REV_ID_FUSE_MACRO__ADDRESS      0xC0014044
1140 #define ATI_REV_ID_FUSE_MACRO__SHIFT        9
1141 #define ATI_REV_ID_FUSE_MACRO__MASK         0x00001E00
1142
1143 static uint32_t vi_get_rev_id(struct amdgpu_device *adev)
1144 {
1145         if (adev->flags & AMD_IS_APU)
1146                 return (RREG32_SMC(ATI_REV_ID_FUSE_MACRO__ADDRESS) & ATI_REV_ID_FUSE_MACRO__MASK)
1147                         >> ATI_REV_ID_FUSE_MACRO__SHIFT;
1148         else
1149                 return (RREG32(mmPCIE_EFUSE4) & PCIE_EFUSE4__STRAP_BIF_ATI_REV_ID_MASK)
1150                         >> PCIE_EFUSE4__STRAP_BIF_ATI_REV_ID__SHIFT;
1151 }
1152
1153 static const struct amdgpu_asic_funcs vi_asic_funcs =
1154 {
1155         .read_disabled_bios = &vi_read_disabled_bios,
1156         .read_bios_from_rom = &vi_read_bios_from_rom,
1157         .read_register = &vi_read_register,
1158         .reset = &vi_asic_reset,
1159         .set_vga_state = &vi_vga_set_state,
1160         .get_xclk = &vi_get_xclk,
1161         .set_uvd_clocks = &vi_set_uvd_clocks,
1162         .set_vce_clocks = &vi_set_vce_clocks,
1163         .get_virtual_caps = &vi_get_virtual_caps,
1164 };
1165
1166 static int vi_common_early_init(void *handle)
1167 {
1168         bool smc_enabled = false;
1169         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1170
1171         if (adev->flags & AMD_IS_APU) {
1172                 adev->smc_rreg = &cz_smc_rreg;
1173                 adev->smc_wreg = &cz_smc_wreg;
1174         } else {
1175                 adev->smc_rreg = &vi_smc_rreg;
1176                 adev->smc_wreg = &vi_smc_wreg;
1177         }
1178         adev->pcie_rreg = &vi_pcie_rreg;
1179         adev->pcie_wreg = &vi_pcie_wreg;
1180         adev->uvd_ctx_rreg = &vi_uvd_ctx_rreg;
1181         adev->uvd_ctx_wreg = &vi_uvd_ctx_wreg;
1182         adev->didt_rreg = &vi_didt_rreg;
1183         adev->didt_wreg = &vi_didt_wreg;
1184         adev->gc_cac_rreg = &vi_gc_cac_rreg;
1185         adev->gc_cac_wreg = &vi_gc_cac_wreg;
1186
1187         adev->asic_funcs = &vi_asic_funcs;
1188
1189         if (amdgpu_get_ip_block(adev, AMD_IP_BLOCK_TYPE_SMC) &&
1190                 (amdgpu_ip_block_mask & (1 << AMD_IP_BLOCK_TYPE_SMC)))
1191                 smc_enabled = true;
1192
1193         adev->rev_id = vi_get_rev_id(adev);
1194         adev->external_rev_id = 0xFF;
1195         switch (adev->asic_type) {
1196         case CHIP_TOPAZ:
1197                 adev->cg_flags = 0;
1198                 adev->pg_flags = 0;
1199                 adev->external_rev_id = 0x1;
1200                 break;
1201         case CHIP_FIJI:
1202                 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1203                         AMD_CG_SUPPORT_GFX_MGLS |
1204                         AMD_CG_SUPPORT_GFX_RLC_LS |
1205                         AMD_CG_SUPPORT_GFX_CP_LS |
1206                         AMD_CG_SUPPORT_GFX_CGTS |
1207                         AMD_CG_SUPPORT_GFX_CGTS_LS |
1208                         AMD_CG_SUPPORT_GFX_CGCG |
1209                         AMD_CG_SUPPORT_GFX_CGLS |
1210                         AMD_CG_SUPPORT_SDMA_MGCG |
1211                         AMD_CG_SUPPORT_SDMA_LS |
1212                         AMD_CG_SUPPORT_BIF_LS |
1213                         AMD_CG_SUPPORT_HDP_MGCG |
1214                         AMD_CG_SUPPORT_HDP_LS |
1215                         AMD_CG_SUPPORT_ROM_MGCG |
1216                         AMD_CG_SUPPORT_MC_MGCG |
1217                         AMD_CG_SUPPORT_MC_LS;
1218                 adev->pg_flags = 0;
1219                 adev->external_rev_id = adev->rev_id + 0x3c;
1220                 break;
1221         case CHIP_TONGA:
1222                 adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG;
1223                 adev->pg_flags = 0;
1224                 adev->external_rev_id = adev->rev_id + 0x14;
1225                 break;
1226         case CHIP_POLARIS11:
1227                 adev->cg_flags = 0;
1228                 adev->pg_flags = 0;
1229                 adev->external_rev_id = adev->rev_id + 0x5A;
1230                 break;
1231         case CHIP_POLARIS10:
1232                 adev->cg_flags = 0;
1233                 adev->pg_flags = 0;
1234                 adev->external_rev_id = adev->rev_id + 0x50;
1235                 break;
1236         case CHIP_CARRIZO:
1237                 adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG |
1238                         AMD_CG_SUPPORT_GFX_MGCG |
1239                         AMD_CG_SUPPORT_GFX_MGLS |
1240                         AMD_CG_SUPPORT_GFX_RLC_LS |
1241                         AMD_CG_SUPPORT_GFX_CP_LS |
1242                         AMD_CG_SUPPORT_GFX_CGTS |
1243                         AMD_CG_SUPPORT_GFX_MGLS |
1244                         AMD_CG_SUPPORT_GFX_CGTS_LS |
1245                         AMD_CG_SUPPORT_GFX_CGCG |
1246                         AMD_CG_SUPPORT_GFX_CGLS |
1247                         AMD_CG_SUPPORT_BIF_LS |
1248                         AMD_CG_SUPPORT_HDP_MGCG |
1249                         AMD_CG_SUPPORT_HDP_LS |
1250                         AMD_CG_SUPPORT_SDMA_MGCG |
1251                         AMD_CG_SUPPORT_SDMA_LS;
1252                 adev->pg_flags = 0;
1253                 adev->external_rev_id = adev->rev_id + 0x1;
1254                 break;
1255         case CHIP_STONEY:
1256                 adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG |
1257                         AMD_CG_SUPPORT_GFX_MGCG |
1258                         AMD_CG_SUPPORT_GFX_MGLS |
1259                         AMD_CG_SUPPORT_GFX_RLC_LS |
1260                         AMD_CG_SUPPORT_GFX_CP_LS |
1261                         AMD_CG_SUPPORT_GFX_CGTS |
1262                         AMD_CG_SUPPORT_GFX_MGLS |
1263                         AMD_CG_SUPPORT_GFX_CGTS_LS |
1264                         AMD_CG_SUPPORT_GFX_CGCG |
1265                         AMD_CG_SUPPORT_GFX_CGLS |
1266                         AMD_CG_SUPPORT_BIF_LS |
1267                         AMD_CG_SUPPORT_HDP_MGCG |
1268                         AMD_CG_SUPPORT_HDP_LS |
1269                         AMD_CG_SUPPORT_SDMA_MGCG |
1270                         AMD_CG_SUPPORT_SDMA_LS;
1271                 adev->external_rev_id = adev->rev_id + 0x1;
1272                 break;
1273         default:
1274                 /* FIXME: not supported yet */
1275                 return -EINVAL;
1276         }
1277
1278         if (amdgpu_smc_load_fw && smc_enabled)
1279                 adev->firmware.smu_load = true;
1280
1281         amdgpu_get_pcie_info(adev);
1282
1283         return 0;
1284 }
1285
1286 static int vi_common_sw_init(void *handle)
1287 {
1288         return 0;
1289 }
1290
1291 static int vi_common_sw_fini(void *handle)
1292 {
1293         return 0;
1294 }
1295
1296 static int vi_common_hw_init(void *handle)
1297 {
1298         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1299
1300         /* move the golden regs per IP block */
1301         vi_init_golden_registers(adev);
1302         /* enable pcie gen2/3 link */
1303         vi_pcie_gen3_enable(adev);
1304         /* enable aspm */
1305         vi_program_aspm(adev);
1306         /* enable the doorbell aperture */
1307         vi_enable_doorbell_aperture(adev, true);
1308
1309         return 0;
1310 }
1311
1312 static int vi_common_hw_fini(void *handle)
1313 {
1314         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1315
1316         /* enable the doorbell aperture */
1317         vi_enable_doorbell_aperture(adev, false);
1318
1319         return 0;
1320 }
1321
1322 static int vi_common_suspend(void *handle)
1323 {
1324         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1325
1326         return vi_common_hw_fini(adev);
1327 }
1328
1329 static int vi_common_resume(void *handle)
1330 {
1331         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1332
1333         return vi_common_hw_init(adev);
1334 }
1335
1336 static bool vi_common_is_idle(void *handle)
1337 {
1338         return true;
1339 }
1340
1341 static int vi_common_wait_for_idle(void *handle)
1342 {
1343         return 0;
1344 }
1345
1346 static int vi_common_soft_reset(void *handle)
1347 {
1348         return 0;
1349 }
1350
1351 static void vi_update_bif_medium_grain_light_sleep(struct amdgpu_device *adev,
1352                                                    bool enable)
1353 {
1354         uint32_t temp, data;
1355
1356         temp = data = RREG32_PCIE(ixPCIE_CNTL2);
1357
1358         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_BIF_LS))
1359                 data |= PCIE_CNTL2__SLV_MEM_LS_EN_MASK |
1360                                 PCIE_CNTL2__MST_MEM_LS_EN_MASK |
1361                                 PCIE_CNTL2__REPLAY_MEM_LS_EN_MASK;
1362         else
1363                 data &= ~(PCIE_CNTL2__SLV_MEM_LS_EN_MASK |
1364                                 PCIE_CNTL2__MST_MEM_LS_EN_MASK |
1365                                 PCIE_CNTL2__REPLAY_MEM_LS_EN_MASK);
1366
1367         if (temp != data)
1368                 WREG32_PCIE(ixPCIE_CNTL2, data);
1369 }
1370
1371 static void vi_update_hdp_medium_grain_clock_gating(struct amdgpu_device *adev,
1372                                                     bool enable)
1373 {
1374         uint32_t temp, data;
1375
1376         temp = data = RREG32(mmHDP_HOST_PATH_CNTL);
1377
1378         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_MGCG))
1379                 data &= ~HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK;
1380         else
1381                 data |= HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK;
1382
1383         if (temp != data)
1384                 WREG32(mmHDP_HOST_PATH_CNTL, data);
1385 }
1386
1387 static void vi_update_hdp_light_sleep(struct amdgpu_device *adev,
1388                                       bool enable)
1389 {
1390         uint32_t temp, data;
1391
1392         temp = data = RREG32(mmHDP_MEM_POWER_LS);
1393
1394         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS))
1395                 data |= HDP_MEM_POWER_LS__LS_ENABLE_MASK;
1396         else
1397                 data &= ~HDP_MEM_POWER_LS__LS_ENABLE_MASK;
1398
1399         if (temp != data)
1400                 WREG32(mmHDP_MEM_POWER_LS, data);
1401 }
1402
1403 static void vi_update_rom_medium_grain_clock_gating(struct amdgpu_device *adev,
1404                                                     bool enable)
1405 {
1406         uint32_t temp, data;
1407
1408         temp = data = RREG32_SMC(ixCGTT_ROM_CLK_CTRL0);
1409
1410         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG))
1411                 data &= ~(CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
1412                                 CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK);
1413         else
1414                 data |= CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
1415                                 CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK;
1416
1417         if (temp != data)
1418                 WREG32_SMC(ixCGTT_ROM_CLK_CTRL0, data);
1419 }
1420
1421 static int vi_common_set_clockgating_state(void *handle,
1422                                            enum amd_clockgating_state state)
1423 {
1424         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1425
1426         switch (adev->asic_type) {
1427         case CHIP_FIJI:
1428                 vi_update_bif_medium_grain_light_sleep(adev,
1429                                 state == AMD_CG_STATE_GATE ? true : false);
1430                 vi_update_hdp_medium_grain_clock_gating(adev,
1431                                 state == AMD_CG_STATE_GATE ? true : false);
1432                 vi_update_hdp_light_sleep(adev,
1433                                 state == AMD_CG_STATE_GATE ? true : false);
1434                 vi_update_rom_medium_grain_clock_gating(adev,
1435                                 state == AMD_CG_STATE_GATE ? true : false);
1436                 break;
1437         case CHIP_CARRIZO:
1438         case CHIP_STONEY:
1439                 vi_update_bif_medium_grain_light_sleep(adev,
1440                                 state == AMD_CG_STATE_GATE ? true : false);
1441                 vi_update_hdp_medium_grain_clock_gating(adev,
1442                                 state == AMD_CG_STATE_GATE ? true : false);
1443                 vi_update_hdp_light_sleep(adev,
1444                                 state == AMD_CG_STATE_GATE ? true : false);
1445                 break;
1446         default:
1447                 break;
1448         }
1449         return 0;
1450 }
1451
1452 static int vi_common_set_powergating_state(void *handle,
1453                                             enum amd_powergating_state state)
1454 {
1455         return 0;
1456 }
1457
1458 const struct amd_ip_funcs vi_common_ip_funcs = {
1459         .name = "vi_common",
1460         .early_init = vi_common_early_init,
1461         .late_init = NULL,
1462         .sw_init = vi_common_sw_init,
1463         .sw_fini = vi_common_sw_fini,
1464         .hw_init = vi_common_hw_init,
1465         .hw_fini = vi_common_hw_fini,
1466         .suspend = vi_common_suspend,
1467         .resume = vi_common_resume,
1468         .is_idle = vi_common_is_idle,
1469         .wait_for_idle = vi_common_wait_for_idle,
1470         .soft_reset = vi_common_soft_reset,
1471         .set_clockgating_state = vi_common_set_clockgating_state,
1472         .set_powergating_state = vi_common_set_powergating_state,
1473 };
1474