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

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