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/slab.h>
  24 #include "drmP.h"
  25 #include "amdgpu.h"
  26 #include "amdgpu_atombios.h"
  27 #include "amdgpu_ih.h"
  28 #include "amdgpu_uvd.h"
  29 #include "amdgpu_vce.h"
  30 #include "amdgpu_ucode.h"
  31 #include "atom.h"
  32 #include "amd_pcie.h"
  33
  34 #include "gmc/gmc_8_1_d.h"
  35 #include "gmc/gmc_8_1_sh_mask.h"
  36
  37 #include "oss/oss_3_0_d.h"
  38 #include "oss/oss_3_0_sh_mask.h"
  39
  40 #include "bif/bif_5_0_d.h"
  41 #include "bif/bif_5_0_sh_mask.h"
  42
  43 #include "gca/gfx_8_0_d.h"
  44 #include "gca/gfx_8_0_sh_mask.h"
  45
  46 #include "smu/smu_7_1_1_d.h"
  47 #include "smu/smu_7_1_1_sh_mask.h"
  48
  49 #include "uvd/uvd_5_0_d.h"
  50 #include "uvd/uvd_5_0_sh_mask.h"
  51
  52 #include "vce/vce_3_0_d.h"
  53 #include "vce/vce_3_0_sh_mask.h"
  54
  55 #include "dce/dce_10_0_d.h"
  56 #include "dce/dce_10_0_sh_mask.h"
  57
  58 #include "vid.h"
  59 #include "vi.h"
  60 #include "vi_dpm.h"
  61 #include "gmc_v8_0.h"
  62 #include "gmc_v7_0.h"
  63 #include "gfx_v8_0.h"
  64 #include "sdma_v2_4.h"
  65 #include "sdma_v3_0.h"
  66 #include "dce_v10_0.h"
  67 #include "dce_v11_0.h"
  68 #include "iceland_ih.h"
  69 #include "tonga_ih.h"
  70 #include "cz_ih.h"
  71 #include "uvd_v5_0.h"
  72 #include "uvd_v6_0.h"
  73 #include "vce_v3_0.h"
  74 #include "amdgpu_powerplay.h"
  75 #if defined(CONFIG_DRM_AMD_ACP)
  76 #include "amdgpu_acp.h"
  77 #endif
  78 #include "dce_virtual.h"
  79
  80 /*
  81  * Indirect registers accessor
  82  */
  83 static u32 vi_pcie_rreg(struct amdgpu_device *adev, u32 reg)
  84 {
  85         unsigned long flags;
  86         u32 r;
  87
  88         spin_lock_irqsave(&adev->pcie_idx_lock, flags);
  89         WREG32(mmPCIE_INDEX, reg);
  90         (void)RREG32(mmPCIE_INDEX);
  91         r = RREG32(mmPCIE_DATA);
  92         spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
  93         return r;
  94 }
  95
  96 static void vi_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
  97 {
  98         unsigned long flags;
  99
 100         spin_lock_irqsave(&adev->pcie_idx_lock, flags);
 101         WREG32(mmPCIE_INDEX, reg);
 102         (void)RREG32(mmPCIE_INDEX);
 103         WREG32(mmPCIE_DATA, v);
 104         (void)RREG32(mmPCIE_DATA);
 105         spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
 106 }
 107
 108 static u32 vi_smc_rreg(struct amdgpu_device *adev, u32 reg)
 109 {
 110         unsigned long flags;
 111         u32 r;
 112
 113         spin_lock_irqsave(&adev->smc_idx_lock, flags);
 114         WREG32(mmSMC_IND_INDEX_11, (reg));
 115         r = RREG32(mmSMC_IND_DATA_11);
 116         spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
 117         return r;
 118 }
 119
 120 static void vi_smc_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 121 {
 122         unsigned long flags;
 123
 124         spin_lock_irqsave(&adev->smc_idx_lock, flags);
 125         WREG32(mmSMC_IND_INDEX_11, (reg));
 126         WREG32(mmSMC_IND_DATA_11, (v));
 127         spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
 128 }
 129
 130 /* smu_8_0_d.h */
 131 #define mmMP0PUB_IND_INDEX                                                      0x180
 132 #define mmMP0PUB_IND_DATA                                                       0x181
 133
 134 static u32 cz_smc_rreg(struct amdgpu_device *adev, u32 reg)
 135 {
 136         unsigned long flags;
 137         u32 r;
 138
 139         spin_lock_irqsave(&adev->smc_idx_lock, flags);
 140         WREG32(mmMP0PUB_IND_INDEX, (reg));
 141         r = RREG32(mmMP0PUB_IND_DATA);
 142         spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
 143         return r;
 144 }
 145
 146 static void cz_smc_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 147 {
 148         unsigned long flags;
 149
 150         spin_lock_irqsave(&adev->smc_idx_lock, flags);
 151         WREG32(mmMP0PUB_IND_INDEX, (reg));
 152         WREG32(mmMP0PUB_IND_DATA, (v));
 153         spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
 154 }
 155
 156 static u32 vi_uvd_ctx_rreg(struct amdgpu_device *adev, u32 reg)
 157 {
 158         unsigned long flags;
 159         u32 r;
 160
 161         spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
 162         WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
 163         r = RREG32(mmUVD_CTX_DATA);
 164         spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
 165         return r;
 166 }
 167
 168 static void vi_uvd_ctx_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 169 {
 170         unsigned long flags;
 171
 172         spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
 173         WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
 174         WREG32(mmUVD_CTX_DATA, (v));
 175         spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
 176 }
 177
 178 static u32 vi_didt_rreg(struct amdgpu_device *adev, u32 reg)
 179 {
 180         unsigned long flags;
 181         u32 r;
 182
 183         spin_lock_irqsave(&adev->didt_idx_lock, flags);
 184         WREG32(mmDIDT_IND_INDEX, (reg));
 185         r = RREG32(mmDIDT_IND_DATA);
 186         spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
 187         return r;
 188 }
 189
 190 static void vi_didt_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 191 {
 192         unsigned long flags;
 193
 194         spin_lock_irqsave(&adev->didt_idx_lock, flags);
 195         WREG32(mmDIDT_IND_INDEX, (reg));
 196         WREG32(mmDIDT_IND_DATA, (v));
 197         spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
 198 }
 199
 200 static u32 vi_gc_cac_rreg(struct amdgpu_device *adev, u32 reg)
 201 {
 202         unsigned long flags;
 203         u32 r;
 204
 205         spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
 206         WREG32(mmGC_CAC_IND_INDEX, (reg));
 207         r = RREG32(mmGC_CAC_IND_DATA);
 208         spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
 209         return r;
 210 }
 211
 212 static void vi_gc_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 213 {
 214         unsigned long flags;
 215
 216         spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
 217         WREG32(mmGC_CAC_IND_INDEX, (reg));
 218         WREG32(mmGC_CAC_IND_DATA, (v));
 219         spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
 220 }
 221
 222
 223 static const u32 tonga_mgcg_cgcg_init[] =
 224 {
 225         mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
 226         mmPCIE_INDEX, 0xffffffff, 0x0140001c,
 227         mmPCIE_DATA, 0x000f0000, 0x00000000,
 228         mmSMC_IND_INDEX_4, 0xffffffff, 0xC060000C,
 229         mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
 230         mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
 231         mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
 232 };
 233
 234 static const u32 fiji_mgcg_cgcg_init[] =
 235 {
 236         mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
 237         mmPCIE_INDEX, 0xffffffff, 0x0140001c,
 238         mmPCIE_DATA, 0x000f0000, 0x00000000,
 239         mmSMC_IND_INDEX_4, 0xffffffff, 0xC060000C,
 240         mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
 241         mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
 242         mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
 243 };
 244
 245 static const u32 iceland_mgcg_cgcg_init[] =
 246 {
 247         mmPCIE_INDEX, 0xffffffff, ixPCIE_CNTL2,
 248         mmPCIE_DATA, 0x000f0000, 0x00000000,
 249         mmSMC_IND_INDEX_4, 0xffffffff, ixCGTT_ROM_CLK_CTRL0,
 250         mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
 251         mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
 252 };
 253
 254 static const u32 cz_mgcg_cgcg_init[] =
 255 {
 256         mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
 257         mmPCIE_INDEX, 0xffffffff, 0x0140001c,
 258         mmPCIE_DATA, 0x000f0000, 0x00000000,
 259         mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
 260         mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
 261 };
 262
 263 static const u32 stoney_mgcg_cgcg_init[] =
 264 {
 265         mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00000100,
 266         mmHDP_XDP_CGTT_BLK_CTRL, 0xffffffff, 0x00000104,
 267         mmHDP_HOST_PATH_CNTL, 0xffffffff, 0x0f000027,
 268 };
 269
 270 static void vi_init_golden_registers(struct amdgpu_device *adev)
 271 {
 272         /* Some of the registers might be dependent on GRBM_GFX_INDEX */
 273         mutex_lock(&adev->grbm_idx_mutex);
 274
 275         switch (adev->asic_type) {
 276         case CHIP_TOPAZ:
 277                 amdgpu_program_register_sequence(adev,
 278                                                  iceland_mgcg_cgcg_init,
 279                                                  (const u32)ARRAY_SIZE(iceland_mgcg_cgcg_init));
 280                 break;
 281         case CHIP_FIJI:
 282                 amdgpu_program_register_sequence(adev,
 283                                                  fiji_mgcg_cgcg_init,
 284                                                  (const u32)ARRAY_SIZE(fiji_mgcg_cgcg_init));
 285                 break;
 286         case CHIP_TONGA:
 287                 amdgpu_program_register_sequence(adev,
 288                                                  tonga_mgcg_cgcg_init,
 289                                                  (const u32)ARRAY_SIZE(tonga_mgcg_cgcg_init));
 290                 break;
 291         case CHIP_CARRIZO:
 292                 amdgpu_program_register_sequence(adev,
 293                                                  cz_mgcg_cgcg_init,
 294                                                  (const u32)ARRAY_SIZE(cz_mgcg_cgcg_init));
 295                 break;
 296         case CHIP_STONEY:
 297                 amdgpu_program_register_sequence(adev,
 298                                                  stoney_mgcg_cgcg_init,
 299                                                  (const u32)ARRAY_SIZE(stoney_mgcg_cgcg_init));
 300                 break;
 301         case CHIP_POLARIS11:
 302         case CHIP_POLARIS10:
 303         case CHIP_POLARIS12:
 304         default:
 305                 break;
 306         }
 307         mutex_unlock(&adev->grbm_idx_mutex);
 308 }
 309
 310 /**
 311  * vi_get_xclk - get the xclk
 312  *
 313  * @adev: amdgpu_device pointer
 314  *
 315  * Returns the reference clock used by the gfx engine
 316  * (VI).
 317  */
 318 static u32 vi_get_xclk(struct amdgpu_device *adev)
 319 {
 320         u32 reference_clock = adev->clock.spll.reference_freq;
 321         u32 tmp;
 322
 323         if (adev->flags & AMD_IS_APU)
 324                 return reference_clock;
 325
 326         tmp = RREG32_SMC(ixCG_CLKPIN_CNTL_2);
 327         if (REG_GET_FIELD(tmp, CG_CLKPIN_CNTL_2, MUX_TCLK_TO_XCLK))
 328                 return 1000;
 329
 330         tmp = RREG32_SMC(ixCG_CLKPIN_CNTL);
 331         if (REG_GET_FIELD(tmp, CG_CLKPIN_CNTL, XTALIN_DIVIDE))
 332                 return reference_clock / 4;
 333
 334         return reference_clock;
 335 }
 336
 337 /**
 338  * vi_srbm_select - select specific register instances
 339  *
 340  * @adev: amdgpu_device pointer
 341  * @me: selected ME (micro engine)
 342  * @pipe: pipe
 343  * @queue: queue
 344  * @vmid: VMID
 345  *
 346  * Switches the currently active registers instances.  Some
 347  * registers are instanced per VMID, others are instanced per
 348  * me/pipe/queue combination.
 349  */
 350 void vi_srbm_select(struct amdgpu_device *adev,
 351                      u32 me, u32 pipe, u32 queue, u32 vmid)
 352 {
 353         u32 srbm_gfx_cntl = 0;
 354         srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, PIPEID, pipe);
 355         srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, MEID, me);
 356         srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, VMID, vmid);
 357         srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, QUEUEID, queue);
 358         WREG32(mmSRBM_GFX_CNTL, srbm_gfx_cntl);
 359 }
 360
 361 static void vi_vga_set_state(struct amdgpu_device *adev, bool state)
 362 {
 363         /* todo */
 364 }
 365
 366 static bool vi_read_disabled_bios(struct amdgpu_device *adev)
 367 {
 368         u32 bus_cntl;
 369         u32 d1vga_control = 0;
 370         u32 d2vga_control = 0;
 371         u32 vga_render_control = 0;
 372         u32 rom_cntl;
 373         bool r;
 374
 375         bus_cntl = RREG32(mmBUS_CNTL);
 376         if (adev->mode_info.num_crtc) {
 377                 d1vga_control = RREG32(mmD1VGA_CONTROL);
 378                 d2vga_control = RREG32(mmD2VGA_CONTROL);
 379                 vga_render_control = RREG32(mmVGA_RENDER_CONTROL);
 380         }
 381         rom_cntl = RREG32_SMC(ixROM_CNTL);
 382
 383         /* enable the rom */
 384         WREG32(mmBUS_CNTL, (bus_cntl & ~BUS_CNTL__BIOS_ROM_DIS_MASK));
 385         if (adev->mode_info.num_crtc) {
 386                 /* Disable VGA mode */
 387                 WREG32(mmD1VGA_CONTROL,
 388                        (d1vga_control & ~(D1VGA_CONTROL__D1VGA_MODE_ENABLE_MASK |
 389                                           D1VGA_CONTROL__D1VGA_TIMING_SELECT_MASK)));
 390                 WREG32(mmD2VGA_CONTROL,
 391                        (d2vga_control & ~(D2VGA_CONTROL__D2VGA_MODE_ENABLE_MASK |
 392                                           D2VGA_CONTROL__D2VGA_TIMING_SELECT_MASK)));
 393                 WREG32(mmVGA_RENDER_CONTROL,
 394                        (vga_render_control & ~VGA_RENDER_CONTROL__VGA_VSTATUS_CNTL_MASK));
 395         }
 396         WREG32_SMC(ixROM_CNTL, rom_cntl | ROM_CNTL__SCK_OVERWRITE_MASK);
 397
 398         r = amdgpu_read_bios(adev);
 399
 400         /* restore regs */
 401         WREG32(mmBUS_CNTL, bus_cntl);
 402         if (adev->mode_info.num_crtc) {
 403                 WREG32(mmD1VGA_CONTROL, d1vga_control);
 404                 WREG32(mmD2VGA_CONTROL, d2vga_control);
 405                 WREG32(mmVGA_RENDER_CONTROL, vga_render_control);
 406         }
 407         WREG32_SMC(ixROM_CNTL, rom_cntl);
 408         return r;
 409 }
 410
 411 static bool vi_read_bios_from_rom(struct amdgpu_device *adev,
 412                                   u8 *bios, u32 length_bytes)
 413 {
 414         u32 *dw_ptr;
 415         unsigned long flags;
 416         u32 i, length_dw;
 417
 418         if (bios == NULL)
 419                 return false;
 420         if (length_bytes == 0)
 421                 return false;
 422         /* APU vbios image is part of sbios image */
 423         if (adev->flags & AMD_IS_APU)
 424                 return false;
 425
 426         dw_ptr = (u32 *)bios;
 427         length_dw = ALIGN(length_bytes, 4) / 4;
 428         /* take the smc lock since we are using the smc index */
 429         spin_lock_irqsave(&adev->smc_idx_lock, flags);
 430         /* set rom index to 0 */
 431         WREG32(mmSMC_IND_INDEX_11, ixROM_INDEX);
 432         WREG32(mmSMC_IND_DATA_11, 0);
 433         /* set index to data for continous read */
 434         WREG32(mmSMC_IND_INDEX_11, ixROM_DATA);
 435         for (i = 0; i < length_dw; i++)
 436                 dw_ptr[i] = RREG32(mmSMC_IND_DATA_11);
 437         spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
 438
 439         return true;
 440 }
 441
 442 static void vi_detect_hw_virtualization(struct amdgpu_device *adev)
 443 {
 444         uint32_t reg = RREG32(mmBIF_IOV_FUNC_IDENTIFIER);
 445         /* bit0: 0 means pf and 1 means vf */
 446         /* bit31: 0 means disable IOV and 1 means enable */
 447         if (reg & 1)
 448                 adev->virtualization.virtual_caps |= AMDGPU_SRIOV_CAPS_IS_VF;
 449
 450         if (reg & 0x80000000)
 451                 adev->virtualization.virtual_caps |= AMDGPU_SRIOV_CAPS_ENABLE_IOV;
 452
 453         if (reg == 0) {
 454                 if (is_virtual_machine()) /* passthrough mode exclus sr-iov mode */
 455                         adev->virtualization.virtual_caps |= AMDGPU_PASSTHROUGH_MODE;
 456         }
 457 }
 458
 459 static const struct amdgpu_allowed_register_entry tonga_allowed_read_registers[] = {
 460         {mmGB_MACROTILE_MODE7, true},
 461 };
 462
 463 static const struct amdgpu_allowed_register_entry cz_allowed_read_registers[] = {
 464         {mmGB_TILE_MODE7, true},
 465         {mmGB_TILE_MODE12, true},
 466         {mmGB_TILE_MODE17, true},
 467         {mmGB_TILE_MODE23, true},
 468         {mmGB_MACROTILE_MODE7, true},
 469 };
 470
 471 static const struct amdgpu_allowed_register_entry vi_allowed_read_registers[] = {
 472         {mmGRBM_STATUS, false},
 473         {mmGRBM_STATUS2, false},
 474         {mmGRBM_STATUS_SE0, false},
 475         {mmGRBM_STATUS_SE1, false},
 476         {mmGRBM_STATUS_SE2, false},
 477         {mmGRBM_STATUS_SE3, false},
 478         {mmSRBM_STATUS, false},
 479         {mmSRBM_STATUS2, false},
 480         {mmSRBM_STATUS3, false},
 481         {mmSDMA0_STATUS_REG + SDMA0_REGISTER_OFFSET, false},
 482         {mmSDMA0_STATUS_REG + SDMA1_REGISTER_OFFSET, false},
 483         {mmCP_STAT, false},
 484         {mmCP_STALLED_STAT1, false},
 485         {mmCP_STALLED_STAT2, false},
 486         {mmCP_STALLED_STAT3, false},
 487         {mmCP_CPF_BUSY_STAT, false},
 488         {mmCP_CPF_STALLED_STAT1, false},
 489         {mmCP_CPF_STATUS, false},
 490         {mmCP_CPC_BUSY_STAT, false},
 491         {mmCP_CPC_STALLED_STAT1, false},
 492         {mmCP_CPC_STATUS, false},
 493         {mmGB_ADDR_CONFIG, false},
 494         {mmMC_ARB_RAMCFG, false},
 495         {mmGB_TILE_MODE0, false},
 496         {mmGB_TILE_MODE1, false},
 497         {mmGB_TILE_MODE2, false},
 498         {mmGB_TILE_MODE3, false},
 499         {mmGB_TILE_MODE4, false},
 500         {mmGB_TILE_MODE5, false},
 501         {mmGB_TILE_MODE6, false},
 502         {mmGB_TILE_MODE7, false},
 503         {mmGB_TILE_MODE8, false},
 504         {mmGB_TILE_MODE9, false},
 505         {mmGB_TILE_MODE10, false},
 506         {mmGB_TILE_MODE11, false},
 507         {mmGB_TILE_MODE12, false},
 508         {mmGB_TILE_MODE13, false},
 509         {mmGB_TILE_MODE14, false},
 510         {mmGB_TILE_MODE15, false},
 511         {mmGB_TILE_MODE16, false},
 512         {mmGB_TILE_MODE17, false},
 513         {mmGB_TILE_MODE18, false},
 514         {mmGB_TILE_MODE19, false},
 515         {mmGB_TILE_MODE20, false},
 516         {mmGB_TILE_MODE21, false},
 517         {mmGB_TILE_MODE22, false},
 518         {mmGB_TILE_MODE23, false},
 519         {mmGB_TILE_MODE24, false},
 520         {mmGB_TILE_MODE25, false},
 521         {mmGB_TILE_MODE26, false},
 522         {mmGB_TILE_MODE27, false},
 523         {mmGB_TILE_MODE28, false},
 524         {mmGB_TILE_MODE29, false},
 525         {mmGB_TILE_MODE30, false},
 526         {mmGB_TILE_MODE31, false},
 527         {mmGB_MACROTILE_MODE0, false},
 528         {mmGB_MACROTILE_MODE1, false},
 529         {mmGB_MACROTILE_MODE2, false},
 530         {mmGB_MACROTILE_MODE3, false},
 531         {mmGB_MACROTILE_MODE4, false},
 532         {mmGB_MACROTILE_MODE5, false},
 533         {mmGB_MACROTILE_MODE6, false},
 534         {mmGB_MACROTILE_MODE7, false},
 535         {mmGB_MACROTILE_MODE8, false},
 536         {mmGB_MACROTILE_MODE9, false},
 537         {mmGB_MACROTILE_MODE10, false},
 538         {mmGB_MACROTILE_MODE11, false},
 539         {mmGB_MACROTILE_MODE12, false},
 540         {mmGB_MACROTILE_MODE13, false},
 541         {mmGB_MACROTILE_MODE14, false},
 542         {mmGB_MACROTILE_MODE15, false},
 543         {mmCC_RB_BACKEND_DISABLE, false, true},
 544         {mmGC_USER_RB_BACKEND_DISABLE, false, true},
 545         {mmGB_BACKEND_MAP, false, false},
 546         {mmPA_SC_RASTER_CONFIG, false, true},
 547         {mmPA_SC_RASTER_CONFIG_1, false, true},
 548 };
 549
 550 static uint32_t vi_get_register_value(struct amdgpu_device *adev,
 551                                       bool indexed, u32 se_num,
 552                                       u32 sh_num, u32 reg_offset)
 553 {
 554         if (indexed) {
 555                 uint32_t val;
 556                 unsigned se_idx = (se_num == 0xffffffff) ? 0 : se_num;
 557                 unsigned sh_idx = (sh_num == 0xffffffff) ? 0 : sh_num;
 558
 559                 switch (reg_offset) {
 560                 case mmCC_RB_BACKEND_DISABLE:
 561                         return adev->gfx.config.rb_config[se_idx][sh_idx].rb_backend_disable;
 562                 case mmGC_USER_RB_BACKEND_DISABLE:
 563                         return adev->gfx.config.rb_config[se_idx][sh_idx].user_rb_backend_disable;
 564                 case mmPA_SC_RASTER_CONFIG:
 565                         return adev->gfx.config.rb_config[se_idx][sh_idx].raster_config;
 566                 case mmPA_SC_RASTER_CONFIG_1:
 567                         return adev->gfx.config.rb_config[se_idx][sh_idx].raster_config_1;
 568                 }
 569
 570                 mutex_lock(&adev->grbm_idx_mutex);
 571                 if (se_num != 0xffffffff || sh_num != 0xffffffff)
 572                         amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff);
 573
 574                 val = RREG32(reg_offset);
 575
 576                 if (se_num != 0xffffffff || sh_num != 0xffffffff)
 577                         amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
 578                 mutex_unlock(&adev->grbm_idx_mutex);
 579                 return val;
 580         } else {
 581                 unsigned idx;
 582
 583                 switch (reg_offset) {
 584                 case mmGB_ADDR_CONFIG:
 585                         return adev->gfx.config.gb_addr_config;
 586                 case mmMC_ARB_RAMCFG:
 587                         return adev->gfx.config.mc_arb_ramcfg;
 588                 case mmGB_TILE_MODE0:
 589                 case mmGB_TILE_MODE1:
 590                 case mmGB_TILE_MODE2:
 591                 case mmGB_TILE_MODE3:
 592                 case mmGB_TILE_MODE4:
 593                 case mmGB_TILE_MODE5:
 594                 case mmGB_TILE_MODE6:
 595                 case mmGB_TILE_MODE7:
 596                 case mmGB_TILE_MODE8:
 597                 case mmGB_TILE_MODE9:
 598                 case mmGB_TILE_MODE10:
 599                 case mmGB_TILE_MODE11:
 600                 case mmGB_TILE_MODE12:
 601                 case mmGB_TILE_MODE13:
 602                 case mmGB_TILE_MODE14:
 603                 case mmGB_TILE_MODE15:
 604                 case mmGB_TILE_MODE16:
 605                 case mmGB_TILE_MODE17:
 606                 case mmGB_TILE_MODE18:
 607                 case mmGB_TILE_MODE19:
 608                 case mmGB_TILE_MODE20:
 609                 case mmGB_TILE_MODE21:
 610                 case mmGB_TILE_MODE22:
 611                 case mmGB_TILE_MODE23:
 612                 case mmGB_TILE_MODE24:
 613                 case mmGB_TILE_MODE25:
 614                 case mmGB_TILE_MODE26:
 615                 case mmGB_TILE_MODE27:
 616                 case mmGB_TILE_MODE28:
 617                 case mmGB_TILE_MODE29:
 618                 case mmGB_TILE_MODE30:
 619                 case mmGB_TILE_MODE31:
 620                         idx = (reg_offset - mmGB_TILE_MODE0);
 621                         return adev->gfx.config.tile_mode_array[idx];
 622                 case mmGB_MACROTILE_MODE0:
 623                 case mmGB_MACROTILE_MODE1:
 624                 case mmGB_MACROTILE_MODE2:
 625                 case mmGB_MACROTILE_MODE3:
 626                 case mmGB_MACROTILE_MODE4:
 627                 case mmGB_MACROTILE_MODE5:
 628                 case mmGB_MACROTILE_MODE6:
 629                 case mmGB_MACROTILE_MODE7:
 630                 case mmGB_MACROTILE_MODE8:
 631                 case mmGB_MACROTILE_MODE9:
 632                 case mmGB_MACROTILE_MODE10:
 633                 case mmGB_MACROTILE_MODE11:
 634                 case mmGB_MACROTILE_MODE12:
 635                 case mmGB_MACROTILE_MODE13:
 636                 case mmGB_MACROTILE_MODE14:
 637                 case mmGB_MACROTILE_MODE15:
 638                         idx = (reg_offset - mmGB_MACROTILE_MODE0);
 639                         return adev->gfx.config.macrotile_mode_array[idx];
 640                 default:
 641                         return RREG32(reg_offset);
 642                 }
 643         }
 644 }
 645
 646 static int vi_read_register(struct amdgpu_device *adev, u32 se_num,
 647                             u32 sh_num, u32 reg_offset, u32 *value)
 648 {
 649         const struct amdgpu_allowed_register_entry *asic_register_table = NULL;
 650         const struct amdgpu_allowed_register_entry *asic_register_entry;
 651         uint32_t size, i;
 652
 653         *value = 0;
 654         switch (adev->asic_type) {
 655         case CHIP_TOPAZ:
 656                 asic_register_table = tonga_allowed_read_registers;
 657                 size = ARRAY_SIZE(tonga_allowed_read_registers);
 658                 break;
 659         case CHIP_FIJI:
 660         case CHIP_TONGA:
 661         case CHIP_POLARIS11:
 662         case CHIP_POLARIS10:
 663         case CHIP_POLARIS12:
 664         case CHIP_CARRIZO:
 665         case CHIP_STONEY:
 666                 asic_register_table = cz_allowed_read_registers;
 667                 size = ARRAY_SIZE(cz_allowed_read_registers);
 668                 break;
 669         default:
 670                 return -EINVAL;
 671         }
 672
 673         if (asic_register_table) {
 674                 for (i = 0; i < size; i++) {
 675                         asic_register_entry = asic_register_table + i;
 676                         if (reg_offset != asic_register_entry->reg_offset)
 677                                 continue;
 678                         if (!asic_register_entry->untouched)
 679                                 *value = vi_get_register_value(adev,
 680                                                                asic_register_entry->grbm_indexed,
 681                                                                se_num, sh_num, reg_offset);
 682                         return 0;
 683                 }
 684         }
 685
 686         for (i = 0; i < ARRAY_SIZE(vi_allowed_read_registers); i++) {
 687                 if (reg_offset != vi_allowed_read_registers[i].reg_offset)
 688                         continue;
 689
 690                 if (!vi_allowed_read_registers[i].untouched)
 691                         *value = vi_get_register_value(adev,
 692                                                        vi_allowed_read_registers[i].grbm_indexed,
 693                                                        se_num, sh_num, reg_offset);
 694                 return 0;
 695         }
 696         return -EINVAL;
 697 }
 698
 699 static int vi_gpu_pci_config_reset(struct amdgpu_device *adev)
 700 {
 701         u32 i;
 702
 703         dev_info(adev->dev, "GPU pci config reset\n");
 704
 705         /* disable BM */
 706         pci_clear_master(adev->pdev);
 707         /* reset */
 708         amdgpu_pci_config_reset(adev);
 709
 710         udelay(100);
 711
 712         /* wait for asic to come out of reset */
 713         for (i = 0; i < adev->usec_timeout; i++) {
 714                 if (RREG32(mmCONFIG_MEMSIZE) != 0xffffffff) {
 715                         /* enable BM */
 716                         pci_set_master(adev->pdev);
 717                         return 0;
 718                 }
 719                 udelay(1);
 720         }
 721         return -EINVAL;
 722 }
 723
 724 /**
 725  * vi_asic_reset - soft reset GPU
 726  *
 727  * @adev: amdgpu_device pointer
 728  *
 729  * Look up which blocks are hung and attempt
 730  * to reset them.
 731  * Returns 0 for success.
 732  */
 733 static int vi_asic_reset(struct amdgpu_device *adev)
 734 {
 735         int r;
 736
 737         amdgpu_atombios_scratch_regs_engine_hung(adev, true);
 738
 739         r = vi_gpu_pci_config_reset(adev);
 740
 741         amdgpu_atombios_scratch_regs_engine_hung(adev, false);
 742
 743         return r;
 744 }
 745
 746 static int vi_set_uvd_clock(struct amdgpu_device *adev, u32 clock,
 747                         u32 cntl_reg, u32 status_reg)
 748 {
 749         int r, i;
 750         struct atom_clock_dividers dividers;
 751         uint32_t tmp;
 752
 753         r = amdgpu_atombios_get_clock_dividers(adev,
 754                                                COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
 755                                                clock, false, &dividers);
 756         if (r)
 757                 return r;
 758
 759         tmp = RREG32_SMC(cntl_reg);
 760         tmp &= ~(CG_DCLK_CNTL__DCLK_DIR_CNTL_EN_MASK |
 761                 CG_DCLK_CNTL__DCLK_DIVIDER_MASK);
 762         tmp |= dividers.post_divider;
 763         WREG32_SMC(cntl_reg, tmp);
 764
 765         for (i = 0; i < 100; i++) {
 766                 if (RREG32_SMC(status_reg) & CG_DCLK_STATUS__DCLK_STATUS_MASK)
 767                         break;
 768                 mdelay(10);
 769         }
 770         if (i == 100)
 771                 return -ETIMEDOUT;
 772
 773         return 0;
 774 }
 775
 776 static int vi_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
 777 {
 778         int r;
 779
 780         r = vi_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS);
 781         if (r)
 782                 return r;
 783
 784         r = vi_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS);
 785
 786         return 0;
 787 }
 788
 789 static int vi_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
 790 {
 791         /* todo */
 792
 793         return 0;
 794 }
 795
 796 static void vi_pcie_gen3_enable(struct amdgpu_device *adev)
 797 {
 798         if (pci_is_root_bus(adev->pdev->bus))
 799                 return;
 800
 801         if (amdgpu_pcie_gen2 == 0)
 802                 return;
 803
 804         if (adev->flags & AMD_IS_APU)
 805                 return;
 806
 807         if (!(adev->pm.pcie_gen_mask & (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 |
 808                                         CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)))
 809                 return;
 810
 811         /* todo */
 812 }
 813
 814 static void vi_program_aspm(struct amdgpu_device *adev)
 815 {
 816
 817         if (amdgpu_aspm == 0)
 818                 return;
 819
 820         /* todo */
 821 }
 822
 823 static void vi_enable_doorbell_aperture(struct amdgpu_device *adev,
 824                                         bool enable)
 825 {
 826         u32 tmp;
 827
 828         /* not necessary on CZ */
 829         if (adev->flags & AMD_IS_APU)
 830                 return;
 831
 832         tmp = RREG32(mmBIF_DOORBELL_APER_EN);
 833         if (enable)
 834                 tmp = REG_SET_FIELD(tmp, BIF_DOORBELL_APER_EN, BIF_DOORBELL_APER_EN, 1);
 835         else
 836                 tmp = REG_SET_FIELD(tmp, BIF_DOORBELL_APER_EN, BIF_DOORBELL_APER_EN, 0);
 837
 838         WREG32(mmBIF_DOORBELL_APER_EN, tmp);
 839 }
 840
 841 #define ATI_REV_ID_FUSE_MACRO__ADDRESS      0xC0014044
 842 #define ATI_REV_ID_FUSE_MACRO__SHIFT        9
 843 #define ATI_REV_ID_FUSE_MACRO__MASK         0x00001E00
 844
 845 static uint32_t vi_get_rev_id(struct amdgpu_device *adev)
 846 {
 847         if (adev->flags & AMD_IS_APU)
 848                 return (RREG32_SMC(ATI_REV_ID_FUSE_MACRO__ADDRESS) & ATI_REV_ID_FUSE_MACRO__MASK)
 849                         >> ATI_REV_ID_FUSE_MACRO__SHIFT;
 850         else
 851                 return (RREG32(mmPCIE_EFUSE4) & PCIE_EFUSE4__STRAP_BIF_ATI_REV_ID_MASK)
 852                         >> PCIE_EFUSE4__STRAP_BIF_ATI_REV_ID__SHIFT;
 853 }
 854
 855 static const struct amdgpu_asic_funcs vi_asic_funcs =
 856 {
 857         .read_disabled_bios = &vi_read_disabled_bios,
 858         .read_bios_from_rom = &vi_read_bios_from_rom,
 859         .detect_hw_virtualization = vi_detect_hw_virtualization,
 860         .read_register = &vi_read_register,
 861         .reset = &vi_asic_reset,
 862         .set_vga_state = &vi_vga_set_state,
 863         .get_xclk = &vi_get_xclk,
 864         .set_uvd_clocks = &vi_set_uvd_clocks,
 865         .set_vce_clocks = &vi_set_vce_clocks,
 866 };
 867
 868 static int vi_common_early_init(void *handle)
 869 {
 870         bool smc_enabled = false;
 871         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 872
 873         if (adev->flags & AMD_IS_APU) {
 874                 adev->smc_rreg = &cz_smc_rreg;
 875                 adev->smc_wreg = &cz_smc_wreg;
 876         } else {
 877                 adev->smc_rreg = &vi_smc_rreg;
 878                 adev->smc_wreg = &vi_smc_wreg;
 879         }
 880         adev->pcie_rreg = &vi_pcie_rreg;
 881         adev->pcie_wreg = &vi_pcie_wreg;
 882         adev->uvd_ctx_rreg = &vi_uvd_ctx_rreg;
 883         adev->uvd_ctx_wreg = &vi_uvd_ctx_wreg;
 884         adev->didt_rreg = &vi_didt_rreg;
 885         adev->didt_wreg = &vi_didt_wreg;
 886         adev->gc_cac_rreg = &vi_gc_cac_rreg;
 887         adev->gc_cac_wreg = &vi_gc_cac_wreg;
 888
 889         adev->asic_funcs = &vi_asic_funcs;
 890
 891         if (amdgpu_get_ip_block(adev, AMD_IP_BLOCK_TYPE_SMC) &&
 892                 (amdgpu_ip_block_mask & (1 << AMD_IP_BLOCK_TYPE_SMC)))
 893                 smc_enabled = true;
 894
 895         adev->rev_id = vi_get_rev_id(adev);
 896         adev->external_rev_id = 0xFF;
 897         switch (adev->asic_type) {
 898         case CHIP_TOPAZ:
 899                 adev->cg_flags = 0;
 900                 adev->pg_flags = 0;
 901                 adev->external_rev_id = 0x1;
 902                 break;
 903         case CHIP_FIJI:
 904                 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
 905                         AMD_CG_SUPPORT_GFX_MGLS |
 906                         AMD_CG_SUPPORT_GFX_RLC_LS |
 907                         AMD_CG_SUPPORT_GFX_CP_LS |
 908                         AMD_CG_SUPPORT_GFX_CGTS |
 909                         AMD_CG_SUPPORT_GFX_CGTS_LS |
 910                         AMD_CG_SUPPORT_GFX_CGCG |
 911                         AMD_CG_SUPPORT_GFX_CGLS |
 912                         AMD_CG_SUPPORT_SDMA_MGCG |
 913                         AMD_CG_SUPPORT_SDMA_LS |
 914                         AMD_CG_SUPPORT_BIF_LS |
 915                         AMD_CG_SUPPORT_HDP_MGCG |
 916                         AMD_CG_SUPPORT_HDP_LS |
 917                         AMD_CG_SUPPORT_ROM_MGCG |
 918                         AMD_CG_SUPPORT_MC_MGCG |
 919                         AMD_CG_SUPPORT_MC_LS |
 920                         AMD_CG_SUPPORT_UVD_MGCG;
 921                 adev->pg_flags = 0;
 922                 adev->external_rev_id = adev->rev_id + 0x3c;
 923                 break;
 924         case CHIP_TONGA:
 925                 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
 926                         AMD_CG_SUPPORT_GFX_CGCG |
 927                         AMD_CG_SUPPORT_GFX_CGLS |
 928                         AMD_CG_SUPPORT_SDMA_MGCG |
 929                         AMD_CG_SUPPORT_SDMA_LS |
 930                         AMD_CG_SUPPORT_BIF_LS |
 931                         AMD_CG_SUPPORT_HDP_MGCG |
 932                         AMD_CG_SUPPORT_HDP_LS |
 933                         AMD_CG_SUPPORT_ROM_MGCG |
 934                         AMD_CG_SUPPORT_MC_MGCG |
 935                         AMD_CG_SUPPORT_MC_LS |
 936                         AMD_CG_SUPPORT_DRM_LS |
 937                         AMD_CG_SUPPORT_UVD_MGCG;
 938                 adev->pg_flags = 0;
 939                 adev->external_rev_id = adev->rev_id + 0x14;
 940                 break;
 941         case CHIP_POLARIS11:
 942                 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
 943                         AMD_CG_SUPPORT_GFX_RLC_LS |
 944                         AMD_CG_SUPPORT_GFX_CP_LS |
 945                         AMD_CG_SUPPORT_GFX_CGCG |
 946                         AMD_CG_SUPPORT_GFX_CGLS |
 947                         AMD_CG_SUPPORT_GFX_3D_CGCG |
 948                         AMD_CG_SUPPORT_GFX_3D_CGLS |
 949                         AMD_CG_SUPPORT_SDMA_MGCG |
 950                         AMD_CG_SUPPORT_SDMA_LS |
 951                         AMD_CG_SUPPORT_BIF_MGCG |
 952                         AMD_CG_SUPPORT_BIF_LS |
 953                         AMD_CG_SUPPORT_HDP_MGCG |
 954                         AMD_CG_SUPPORT_HDP_LS |
 955                         AMD_CG_SUPPORT_ROM_MGCG |
 956                         AMD_CG_SUPPORT_MC_MGCG |
 957                         AMD_CG_SUPPORT_MC_LS |
 958                         AMD_CG_SUPPORT_DRM_LS |
 959                         AMD_CG_SUPPORT_UVD_MGCG |
 960                         AMD_CG_SUPPORT_VCE_MGCG;
 961                 adev->pg_flags = 0;
 962                 adev->external_rev_id = adev->rev_id + 0x5A;
 963                 break;
 964         case CHIP_POLARIS10:
 965                 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
 966                         AMD_CG_SUPPORT_GFX_RLC_LS |
 967                         AMD_CG_SUPPORT_GFX_CP_LS |
 968                         AMD_CG_SUPPORT_GFX_CGCG |
 969                         AMD_CG_SUPPORT_GFX_CGLS |
 970                         AMD_CG_SUPPORT_GFX_3D_CGCG |
 971                         AMD_CG_SUPPORT_GFX_3D_CGLS |
 972                         AMD_CG_SUPPORT_SDMA_MGCG |
 973                         AMD_CG_SUPPORT_SDMA_LS |
 974                         AMD_CG_SUPPORT_BIF_MGCG |
 975                         AMD_CG_SUPPORT_BIF_LS |
 976                         AMD_CG_SUPPORT_HDP_MGCG |
 977                         AMD_CG_SUPPORT_HDP_LS |
 978                         AMD_CG_SUPPORT_ROM_MGCG |
 979                         AMD_CG_SUPPORT_MC_MGCG |
 980                         AMD_CG_SUPPORT_MC_LS |
 981                         AMD_CG_SUPPORT_DRM_LS |
 982                         AMD_CG_SUPPORT_UVD_MGCG |
 983                         AMD_CG_SUPPORT_VCE_MGCG;
 984                 adev->pg_flags = 0;
 985                 adev->external_rev_id = adev->rev_id + 0x50;
 986                 break;
 987         case CHIP_POLARIS12:
 988                 adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG;
 989                 adev->pg_flags = 0;
 990                 adev->external_rev_id = adev->rev_id + 0x64;
 991                 break;
 992         case CHIP_CARRIZO:
 993                 adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG |
 994                         AMD_CG_SUPPORT_GFX_MGCG |
 995                         AMD_CG_SUPPORT_GFX_MGLS |
 996                         AMD_CG_SUPPORT_GFX_RLC_LS |
 997                         AMD_CG_SUPPORT_GFX_CP_LS |
 998                         AMD_CG_SUPPORT_GFX_CGTS |
 999                         AMD_CG_SUPPORT_GFX_MGLS |
1000                         AMD_CG_SUPPORT_GFX_CGTS_LS |
1001                         AMD_CG_SUPPORT_GFX_CGCG |
1002                         AMD_CG_SUPPORT_GFX_CGLS |
1003                         AMD_CG_SUPPORT_BIF_LS |
1004                         AMD_CG_SUPPORT_HDP_MGCG |
1005                         AMD_CG_SUPPORT_HDP_LS |
1006                         AMD_CG_SUPPORT_SDMA_MGCG |
1007                         AMD_CG_SUPPORT_SDMA_LS |
1008                         AMD_CG_SUPPORT_VCE_MGCG;
1009                 /* rev0 hardware requires workarounds to support PG */
1010                 adev->pg_flags = 0;
1011                 if (adev->rev_id != 0x00) {
1012                         adev->pg_flags |= AMD_PG_SUPPORT_GFX_PG |
1013                                 AMD_PG_SUPPORT_GFX_SMG |
1014                                 AMD_PG_SUPPORT_GFX_PIPELINE |
1015                                 AMD_PG_SUPPORT_CP |
1016                                 AMD_PG_SUPPORT_UVD |
1017                                 AMD_PG_SUPPORT_VCE;
1018                 }
1019                 adev->external_rev_id = adev->rev_id + 0x1;
1020                 break;
1021         case CHIP_STONEY:
1022                 adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG |
1023                         AMD_CG_SUPPORT_GFX_MGCG |
1024                         AMD_CG_SUPPORT_GFX_MGLS |
1025                         AMD_CG_SUPPORT_GFX_RLC_LS |
1026                         AMD_CG_SUPPORT_GFX_CP_LS |
1027                         AMD_CG_SUPPORT_GFX_CGTS |
1028                         AMD_CG_SUPPORT_GFX_MGLS |
1029                         AMD_CG_SUPPORT_GFX_CGTS_LS |
1030                         AMD_CG_SUPPORT_GFX_CGCG |
1031                         AMD_CG_SUPPORT_GFX_CGLS |
1032                         AMD_CG_SUPPORT_BIF_LS |
1033                         AMD_CG_SUPPORT_HDP_MGCG |
1034                         AMD_CG_SUPPORT_HDP_LS |
1035                         AMD_CG_SUPPORT_SDMA_MGCG |
1036                         AMD_CG_SUPPORT_SDMA_LS |
1037                         AMD_CG_SUPPORT_VCE_MGCG;
1038                 adev->pg_flags = AMD_PG_SUPPORT_GFX_PG |
1039                         AMD_PG_SUPPORT_GFX_SMG |
1040                         AMD_PG_SUPPORT_GFX_PIPELINE |
1041                         AMD_PG_SUPPORT_CP |
1042                         AMD_PG_SUPPORT_UVD |
1043                         AMD_PG_SUPPORT_VCE;
1044                 adev->external_rev_id = adev->rev_id + 0x61;
1045                 break;
1046         default:
1047                 /* FIXME: not supported yet */
1048                 return -EINVAL;
1049         }
1050
1051         /* in early init stage, vbios code won't work */
1052         if (adev->asic_funcs->detect_hw_virtualization)
1053                 amdgpu_asic_detect_hw_virtualization(adev);
1054
1055         if (amdgpu_smc_load_fw && smc_enabled)
1056                 adev->firmware.smu_load = true;
1057
1058         amdgpu_get_pcie_info(adev);
1059
1060         return 0;
1061 }
1062
1063 static int vi_common_sw_init(void *handle)
1064 {
1065         return 0;
1066 }
1067
1068 static int vi_common_sw_fini(void *handle)
1069 {
1070         return 0;
1071 }
1072
1073 static int vi_common_hw_init(void *handle)
1074 {
1075         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1076
1077         /* move the golden regs per IP block */
1078         vi_init_golden_registers(adev);
1079         /* enable pcie gen2/3 link */
1080         vi_pcie_gen3_enable(adev);
1081         /* enable aspm */
1082         vi_program_aspm(adev);
1083         /* enable the doorbell aperture */
1084         vi_enable_doorbell_aperture(adev, true);
1085
1086         return 0;
1087 }
1088
1089 static int vi_common_hw_fini(void *handle)
1090 {
1091         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1092
1093         /* enable the doorbell aperture */
1094         vi_enable_doorbell_aperture(adev, false);
1095
1096         return 0;
1097 }
1098
1099 static int vi_common_suspend(void *handle)
1100 {
1101         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1102
1103         return vi_common_hw_fini(adev);
1104 }
1105
1106 static int vi_common_resume(void *handle)
1107 {
1108         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1109
1110         return vi_common_hw_init(adev);
1111 }
1112
1113 static bool vi_common_is_idle(void *handle)
1114 {
1115         return true;
1116 }
1117
1118 static int vi_common_wait_for_idle(void *handle)
1119 {
1120         return 0;
1121 }
1122
1123 static int vi_common_soft_reset(void *handle)
1124 {
1125         return 0;
1126 }
1127
1128 static void vi_update_bif_medium_grain_light_sleep(struct amdgpu_device *adev,
1129                                                    bool enable)
1130 {
1131         uint32_t temp, data;
1132
1133         temp = data = RREG32_PCIE(ixPCIE_CNTL2);
1134
1135         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_BIF_LS))
1136                 data |= PCIE_CNTL2__SLV_MEM_LS_EN_MASK |
1137                                 PCIE_CNTL2__MST_MEM_LS_EN_MASK |
1138                                 PCIE_CNTL2__REPLAY_MEM_LS_EN_MASK;
1139         else
1140                 data &= ~(PCIE_CNTL2__SLV_MEM_LS_EN_MASK |
1141                                 PCIE_CNTL2__MST_MEM_LS_EN_MASK |
1142                                 PCIE_CNTL2__REPLAY_MEM_LS_EN_MASK);
1143
1144         if (temp != data)
1145                 WREG32_PCIE(ixPCIE_CNTL2, data);
1146 }
1147
1148 static void vi_update_hdp_medium_grain_clock_gating(struct amdgpu_device *adev,
1149                                                     bool enable)
1150 {
1151         uint32_t temp, data;
1152
1153         temp = data = RREG32(mmHDP_HOST_PATH_CNTL);
1154
1155         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_MGCG))
1156                 data &= ~HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK;
1157         else
1158                 data |= HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK;
1159
1160         if (temp != data)
1161                 WREG32(mmHDP_HOST_PATH_CNTL, data);
1162 }
1163
1164 static void vi_update_hdp_light_sleep(struct amdgpu_device *adev,
1165                                       bool enable)
1166 {
1167         uint32_t temp, data;
1168
1169         temp = data = RREG32(mmHDP_MEM_POWER_LS);
1170
1171         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS))
1172                 data |= HDP_MEM_POWER_LS__LS_ENABLE_MASK;
1173         else
1174                 data &= ~HDP_MEM_POWER_LS__LS_ENABLE_MASK;
1175
1176         if (temp != data)
1177                 WREG32(mmHDP_MEM_POWER_LS, data);
1178 }
1179
1180 static void vi_update_drm_light_sleep(struct amdgpu_device *adev,
1181                                       bool enable)
1182 {
1183         uint32_t temp, data;
1184
1185         temp = data = RREG32(0x157a);
1186
1187         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS))
1188                 data |= 1;
1189         else
1190                 data &= ~1;
1191
1192         if (temp != data)
1193                 WREG32(0x157a, data);
1194 }
1195
1196
1197 static void vi_update_rom_medium_grain_clock_gating(struct amdgpu_device *adev,
1198                                                     bool enable)
1199 {
1200         uint32_t temp, data;
1201
1202         temp = data = RREG32_SMC(ixCGTT_ROM_CLK_CTRL0);
1203
1204         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG))
1205                 data &= ~(CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
1206                                 CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK);
1207         else
1208                 data |= CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
1209                                 CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK;
1210
1211         if (temp != data)
1212                 WREG32_SMC(ixCGTT_ROM_CLK_CTRL0, data);
1213 }
1214
1215 static int vi_common_set_clockgating_state_by_smu(void *handle,
1216                                            enum amd_clockgating_state state)
1217 {
1218         uint32_t msg_id, pp_state = 0;
1219         uint32_t pp_support_state = 0;
1220         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1221         void *pp_handle = adev->powerplay.pp_handle;
1222
1223         if (adev->cg_flags & (AMD_CG_SUPPORT_MC_LS | AMD_CG_SUPPORT_MC_MGCG)) {
1224                 if (adev->cg_flags & AMD_CG_SUPPORT_MC_LS) {
1225                         pp_support_state = AMD_CG_SUPPORT_MC_LS;
1226                         pp_state = PP_STATE_LS;
1227                 }
1228                 if (adev->cg_flags & AMD_CG_SUPPORT_MC_MGCG) {
1229                         pp_support_state |= AMD_CG_SUPPORT_MC_MGCG;
1230                         pp_state |= PP_STATE_CG;
1231                 }
1232                 if (state == AMD_CG_STATE_UNGATE)
1233                         pp_state = 0;
1234                 msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1235                                PP_BLOCK_SYS_MC,
1236                                pp_support_state,
1237                                pp_state);
1238                 amd_set_clockgating_by_smu(pp_handle, msg_id);
1239         }
1240
1241         if (adev->cg_flags & (AMD_CG_SUPPORT_SDMA_LS | AMD_CG_SUPPORT_SDMA_MGCG)) {
1242                 if (adev->cg_flags & AMD_CG_SUPPORT_SDMA_LS) {
1243                         pp_support_state = AMD_CG_SUPPORT_SDMA_LS;
1244                         pp_state = PP_STATE_LS;
1245                 }
1246                 if (adev->cg_flags & AMD_CG_SUPPORT_SDMA_MGCG) {
1247                         pp_support_state |= AMD_CG_SUPPORT_SDMA_MGCG;
1248                         pp_state |= PP_STATE_CG;
1249                 }
1250                 if (state == AMD_CG_STATE_UNGATE)
1251                         pp_state = 0;
1252                 msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1253                                PP_BLOCK_SYS_SDMA,
1254                                pp_support_state,
1255                                pp_state);
1256                 amd_set_clockgating_by_smu(pp_handle, msg_id);
1257         }
1258
1259         if (adev->cg_flags & (AMD_CG_SUPPORT_HDP_LS | AMD_CG_SUPPORT_HDP_MGCG)) {
1260                 if (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS) {
1261                         pp_support_state = AMD_CG_SUPPORT_HDP_LS;
1262                         pp_state = PP_STATE_LS;
1263                 }
1264                 if (adev->cg_flags & AMD_CG_SUPPORT_HDP_MGCG) {
1265                         pp_support_state |= AMD_CG_SUPPORT_HDP_MGCG;
1266                         pp_state |= PP_STATE_CG;
1267                 }
1268                 if (state == AMD_CG_STATE_UNGATE)
1269                         pp_state = 0;
1270                 msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1271                                PP_BLOCK_SYS_HDP,
1272                                pp_support_state,
1273                                pp_state);
1274                 amd_set_clockgating_by_smu(pp_handle, msg_id);
1275         }
1276
1277
1278         if (adev->cg_flags & AMD_CG_SUPPORT_BIF_LS) {
1279                 if (state == AMD_CG_STATE_UNGATE)
1280                         pp_state = 0;
1281                 else
1282                         pp_state = PP_STATE_LS;
1283
1284                 msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1285                                PP_BLOCK_SYS_BIF,
1286                                PP_STATE_SUPPORT_LS,
1287                                 pp_state);
1288                 amd_set_clockgating_by_smu(pp_handle, msg_id);
1289         }
1290         if (adev->cg_flags & AMD_CG_SUPPORT_BIF_MGCG) {
1291                 if (state == AMD_CG_STATE_UNGATE)
1292                         pp_state = 0;
1293                 else
1294                         pp_state = PP_STATE_CG;
1295
1296                 msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1297                                PP_BLOCK_SYS_BIF,
1298                                PP_STATE_SUPPORT_CG,
1299                                pp_state);
1300                 amd_set_clockgating_by_smu(pp_handle, msg_id);
1301         }
1302
1303         if (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS) {
1304
1305                 if (state == AMD_CG_STATE_UNGATE)
1306                         pp_state = 0;
1307                 else
1308                         pp_state = PP_STATE_LS;
1309
1310                 msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1311                                PP_BLOCK_SYS_DRM,
1312                                PP_STATE_SUPPORT_LS,
1313                                pp_state);
1314                 amd_set_clockgating_by_smu(pp_handle, msg_id);
1315         }
1316
1317         if (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG) {
1318
1319                 if (state == AMD_CG_STATE_UNGATE)
1320                         pp_state = 0;
1321                 else
1322                         pp_state = PP_STATE_CG;
1323
1324                 msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1325                                PP_BLOCK_SYS_ROM,
1326                                PP_STATE_SUPPORT_CG,
1327                                pp_state);
1328                 amd_set_clockgating_by_smu(pp_handle, msg_id);
1329         }
1330         return 0;
1331 }
1332
1333 static int vi_common_set_clockgating_state(void *handle,
1334                                            enum amd_clockgating_state state)
1335 {
1336         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1337
1338         switch (adev->asic_type) {
1339         case CHIP_FIJI:
1340                 vi_update_bif_medium_grain_light_sleep(adev,
1341                                 state == AMD_CG_STATE_GATE ? true : false);
1342                 vi_update_hdp_medium_grain_clock_gating(adev,
1343                                 state == AMD_CG_STATE_GATE ? true : false);
1344                 vi_update_hdp_light_sleep(adev,
1345                                 state == AMD_CG_STATE_GATE ? true : false);
1346                 vi_update_rom_medium_grain_clock_gating(adev,
1347                                 state == AMD_CG_STATE_GATE ? true : false);
1348                 break;
1349         case CHIP_CARRIZO:
1350         case CHIP_STONEY:
1351                 vi_update_bif_medium_grain_light_sleep(adev,
1352                                 state == AMD_CG_STATE_GATE ? true : false);
1353                 vi_update_hdp_medium_grain_clock_gating(adev,
1354                                 state == AMD_CG_STATE_GATE ? true : false);
1355                 vi_update_hdp_light_sleep(adev,
1356                                 state == AMD_CG_STATE_GATE ? true : false);
1357                 vi_update_drm_light_sleep(adev,
1358                                 state == AMD_CG_STATE_GATE ? true : false);
1359                 break;
1360         case CHIP_TONGA:
1361         case CHIP_POLARIS10:
1362         case CHIP_POLARIS11:
1363         case CHIP_POLARIS12:
1364                 vi_common_set_clockgating_state_by_smu(adev, state);
1365         default:
1366                 break;
1367         }
1368         return 0;
1369 }
1370
1371 static int vi_common_set_powergating_state(void *handle,
1372                                             enum amd_powergating_state state)
1373 {
1374         return 0;
1375 }
1376
1377 static const struct amd_ip_funcs vi_common_ip_funcs = {
1378         .name = "vi_common",
1379         .early_init = vi_common_early_init,
1380         .late_init = NULL,
1381         .sw_init = vi_common_sw_init,
1382         .sw_fini = vi_common_sw_fini,
1383         .hw_init = vi_common_hw_init,
1384         .hw_fini = vi_common_hw_fini,
1385         .suspend = vi_common_suspend,
1386         .resume = vi_common_resume,
1387         .is_idle = vi_common_is_idle,
1388         .wait_for_idle = vi_common_wait_for_idle,
1389         .soft_reset = vi_common_soft_reset,
1390         .set_clockgating_state = vi_common_set_clockgating_state,
1391         .set_powergating_state = vi_common_set_powergating_state,
1392 };
1393
1394 static const struct amdgpu_ip_block_version vi_common_ip_block =
1395 {
1396         .type = AMD_IP_BLOCK_TYPE_COMMON,
1397         .major = 1,
1398         .minor = 0,
1399         .rev = 0,
1400         .funcs = &vi_common_ip_funcs,
1401 };
1402
1403 int vi_set_ip_blocks(struct amdgpu_device *adev)
1404 {
1405         switch (adev->asic_type) {
1406         case CHIP_TOPAZ:
1407                 /* topaz has no DCE, UVD, VCE */
1408                 amdgpu_ip_block_add(adev, &vi_common_ip_block);
1409                 amdgpu_ip_block_add(adev, &gmc_v7_4_ip_block);
1410                 amdgpu_ip_block_add(adev, &iceland_ih_ip_block);
1411                 amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block);
1412                 if (adev->enable_virtual_display)
1413                         amdgpu_ip_block_add(adev, &dce_virtual_ip_block);
1414                 amdgpu_ip_block_add(adev, &gfx_v8_0_ip_block);
1415                 amdgpu_ip_block_add(adev, &sdma_v2_4_ip_block);
1416                 break;
1417         case CHIP_FIJI:
1418                 amdgpu_ip_block_add(adev, &vi_common_ip_block);
1419                 amdgpu_ip_block_add(adev, &gmc_v8_5_ip_block);
1420                 amdgpu_ip_block_add(adev, &tonga_ih_ip_block);
1421                 amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block);
1422                 if (adev->enable_virtual_display)
1423                         amdgpu_ip_block_add(adev, &dce_virtual_ip_block);
1424                 else
1425                         amdgpu_ip_block_add(adev, &dce_v10_1_ip_block);
1426                 amdgpu_ip_block_add(adev, &gfx_v8_0_ip_block);
1427                 amdgpu_ip_block_add(adev, &sdma_v3_0_ip_block);
1428                 amdgpu_ip_block_add(adev, &uvd_v6_0_ip_block);
1429                 amdgpu_ip_block_add(adev, &vce_v3_0_ip_block);
1430                 break;
1431         case CHIP_TONGA:
1432                 amdgpu_ip_block_add(adev, &vi_common_ip_block);
1433                 amdgpu_ip_block_add(adev, &gmc_v8_0_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_v10_0_ip_block);
1440                 amdgpu_ip_block_add(adev, &gfx_v8_0_ip_block);
1441                 amdgpu_ip_block_add(adev, &sdma_v3_0_ip_block);
1442                 amdgpu_ip_block_add(adev, &uvd_v5_0_ip_block);
1443                 amdgpu_ip_block_add(adev, &vce_v3_0_ip_block);
1444                 break;
1445         case CHIP_POLARIS11:
1446         case CHIP_POLARIS10:
1447         case CHIP_POLARIS12:
1448                 amdgpu_ip_block_add(adev, &vi_common_ip_block);
1449                 amdgpu_ip_block_add(adev, &gmc_v8_1_ip_block);
1450                 amdgpu_ip_block_add(adev, &tonga_ih_ip_block);
1451                 amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block);
1452                 if (adev->enable_virtual_display)
1453                         amdgpu_ip_block_add(adev, &dce_virtual_ip_block);
1454                 else
1455                         amdgpu_ip_block_add(adev, &dce_v11_2_ip_block);
1456                 amdgpu_ip_block_add(adev, &gfx_v8_0_ip_block);
1457                 amdgpu_ip_block_add(adev, &sdma_v3_1_ip_block);
1458                 amdgpu_ip_block_add(adev, &uvd_v6_3_ip_block);
1459                 amdgpu_ip_block_add(adev, &vce_v3_4_ip_block);
1460                 break;
1461         case CHIP_CARRIZO:
1462                 amdgpu_ip_block_add(adev, &vi_common_ip_block);
1463                 amdgpu_ip_block_add(adev, &gmc_v8_0_ip_block);
1464                 amdgpu_ip_block_add(adev, &cz_ih_ip_block);
1465                 amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block);
1466                 if (adev->enable_virtual_display)
1467                         amdgpu_ip_block_add(adev, &dce_virtual_ip_block);
1468                 else
1469                         amdgpu_ip_block_add(adev, &dce_v11_0_ip_block);
1470                 amdgpu_ip_block_add(adev, &gfx_v8_0_ip_block);
1471                 amdgpu_ip_block_add(adev, &sdma_v3_0_ip_block);
1472                 amdgpu_ip_block_add(adev, &uvd_v6_0_ip_block);
1473                 amdgpu_ip_block_add(adev, &vce_v3_1_ip_block);
1474 #if defined(CONFIG_DRM_AMD_ACP)
1475                 amdgpu_ip_block_add(adev, &acp_ip_block);
1476 #endif
1477                 break;
1478         case CHIP_STONEY:
1479                 amdgpu_ip_block_add(adev, &vi_common_ip_block);
1480                 amdgpu_ip_block_add(adev, &gmc_v8_0_ip_block);
1481                 amdgpu_ip_block_add(adev, &cz_ih_ip_block);
1482                 amdgpu_ip_block_add(adev, &amdgpu_pp_ip_block);
1483                 if (adev->enable_virtual_display)
1484                         amdgpu_ip_block_add(adev, &dce_virtual_ip_block);
1485                 else
1486                         amdgpu_ip_block_add(adev, &dce_v11_0_ip_block);
1487                 amdgpu_ip_block_add(adev, &gfx_v8_1_ip_block);
1488                 amdgpu_ip_block_add(adev, &sdma_v3_0_ip_block);
1489                 amdgpu_ip_block_add(adev, &uvd_v6_2_ip_block);
1490                 amdgpu_ip_block_add(adev, &vce_v3_4_ip_block);
1491 #if defined(CONFIG_DRM_AMD_ACP)
1492                 amdgpu_ip_block_add(adev, &acp_ip_block);
1493 #endif
1494                 break;
1495         default:
1496                 /* FIXME: not supported yet */
1497                 return -EINVAL;
1498         }
1499
1500         return 0;
1501 }