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

   1 /*
   2  * Copyright 2012 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  * Authors: Alex Deucher
  23  */
  24 #include <linux/firmware.h>
  25 #include <linux/slab.h>
  26 #include <linux/module.h>
  27 #include <linux/pci.h>
  28
  29 #include "amdgpu.h"
  30 #include "amdgpu_atombios.h"
  31 #include "amdgpu_ih.h"
  32 #include "amdgpu_uvd.h"
  33 #include "amdgpu_vce.h"
  34 #include "cikd.h"
  35 #include "atom.h"
  36 #include "amd_pcie.h"
  37
  38 #include "cik.h"
  39 #include "gmc_v7_0.h"
  40 #include "cik_ih.h"
  41 #include "dce_v8_0.h"
  42 #include "gfx_v7_0.h"
  43 #include "cik_sdma.h"
  44 #include "uvd_v4_2.h"
  45 #include "vce_v2_0.h"
  46 #include "cik_dpm.h"
  47
  48 #include "uvd/uvd_4_2_d.h"
  49
  50 #include "smu/smu_7_0_1_d.h"
  51 #include "smu/smu_7_0_1_sh_mask.h"
  52
  53 #include "dce/dce_8_0_d.h"
  54 #include "dce/dce_8_0_sh_mask.h"
  55
  56 #include "bif/bif_4_1_d.h"
  57 #include "bif/bif_4_1_sh_mask.h"
  58
  59 #include "gca/gfx_7_2_d.h"
  60 #include "gca/gfx_7_2_enum.h"
  61 #include "gca/gfx_7_2_sh_mask.h"
  62
  63 #include "gmc/gmc_7_1_d.h"
  64 #include "gmc/gmc_7_1_sh_mask.h"
  65
  66 #include "oss/oss_2_0_d.h"
  67 #include "oss/oss_2_0_sh_mask.h"
  68
  69 #include "amdgpu_dm.h"
  70 #include "amdgpu_amdkfd.h"
  71 #include "dce_virtual.h"
  72
  73 /*
  74  * Indirect registers accessor
  75  */
  76 static u32 cik_pcie_rreg(struct amdgpu_device *adev, u32 reg)
  77 {
  78         unsigned long flags;
  79         u32 r;
  80
  81         spin_lock_irqsave(&adev->pcie_idx_lock, flags);
  82         WREG32(mmPCIE_INDEX, reg);
  83         (void)RREG32(mmPCIE_INDEX);
  84         r = RREG32(mmPCIE_DATA);
  85         spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
  86         return r;
  87 }
  88
  89 static void cik_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
  90 {
  91         unsigned long flags;
  92
  93         spin_lock_irqsave(&adev->pcie_idx_lock, flags);
  94         WREG32(mmPCIE_INDEX, reg);
  95         (void)RREG32(mmPCIE_INDEX);
  96         WREG32(mmPCIE_DATA, v);
  97         (void)RREG32(mmPCIE_DATA);
  98         spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
  99 }
 100
 101 static u32 cik_smc_rreg(struct amdgpu_device *adev, u32 reg)
 102 {
 103         unsigned long flags;
 104         u32 r;
 105
 106         spin_lock_irqsave(&adev->smc_idx_lock, flags);
 107         WREG32(mmSMC_IND_INDEX_0, (reg));
 108         r = RREG32(mmSMC_IND_DATA_0);
 109         spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
 110         return r;
 111 }
 112
 113 static void cik_smc_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 114 {
 115         unsigned long flags;
 116
 117         spin_lock_irqsave(&adev->smc_idx_lock, flags);
 118         WREG32(mmSMC_IND_INDEX_0, (reg));
 119         WREG32(mmSMC_IND_DATA_0, (v));
 120         spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
 121 }
 122
 123 static u32 cik_uvd_ctx_rreg(struct amdgpu_device *adev, u32 reg)
 124 {
 125         unsigned long flags;
 126         u32 r;
 127
 128         spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
 129         WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
 130         r = RREG32(mmUVD_CTX_DATA);
 131         spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
 132         return r;
 133 }
 134
 135 static void cik_uvd_ctx_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 136 {
 137         unsigned long flags;
 138
 139         spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
 140         WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
 141         WREG32(mmUVD_CTX_DATA, (v));
 142         spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
 143 }
 144
 145 static u32 cik_didt_rreg(struct amdgpu_device *adev, u32 reg)
 146 {
 147         unsigned long flags;
 148         u32 r;
 149
 150         spin_lock_irqsave(&adev->didt_idx_lock, flags);
 151         WREG32(mmDIDT_IND_INDEX, (reg));
 152         r = RREG32(mmDIDT_IND_DATA);
 153         spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
 154         return r;
 155 }
 156
 157 static void cik_didt_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 158 {
 159         unsigned long flags;
 160
 161         spin_lock_irqsave(&adev->didt_idx_lock, flags);
 162         WREG32(mmDIDT_IND_INDEX, (reg));
 163         WREG32(mmDIDT_IND_DATA, (v));
 164         spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
 165 }
 166
 167 static const u32 bonaire_golden_spm_registers[] =
 168 {
 169         0xc200, 0xe0ffffff, 0xe0000000
 170 };
 171
 172 static const u32 bonaire_golden_common_registers[] =
 173 {
 174         0x31dc, 0xffffffff, 0x00000800,
 175         0x31dd, 0xffffffff, 0x00000800,
 176         0x31e6, 0xffffffff, 0x00007fbf,
 177         0x31e7, 0xffffffff, 0x00007faf
 178 };
 179
 180 static const u32 bonaire_golden_registers[] =
 181 {
 182         0xcd5, 0x00000333, 0x00000333,
 183         0xcd4, 0x000c0fc0, 0x00040200,
 184         0x2684, 0x00010000, 0x00058208,
 185         0xf000, 0xffff1fff, 0x00140000,
 186         0xf080, 0xfdfc0fff, 0x00000100,
 187         0xf08d, 0x40000000, 0x40000200,
 188         0x260c, 0xffffffff, 0x00000000,
 189         0x260d, 0xf00fffff, 0x00000400,
 190         0x260e, 0x0002021c, 0x00020200,
 191         0x31e, 0x00000080, 0x00000000,
 192         0x16ec, 0x000000f0, 0x00000070,
 193         0x16f0, 0xf0311fff, 0x80300000,
 194         0x263e, 0x73773777, 0x12010001,
 195         0xd43, 0x00810000, 0x408af000,
 196         0x1c0c, 0x31000111, 0x00000011,
 197         0xbd2, 0x73773777, 0x12010001,
 198         0x883, 0x00007fb6, 0x0021a1b1,
 199         0x884, 0x00007fb6, 0x002021b1,
 200         0x860, 0x00007fb6, 0x00002191,
 201         0x886, 0x00007fb6, 0x002121b1,
 202         0x887, 0x00007fb6, 0x002021b1,
 203         0x877, 0x00007fb6, 0x00002191,
 204         0x878, 0x00007fb6, 0x00002191,
 205         0xd8a, 0x0000003f, 0x0000000a,
 206         0xd8b, 0x0000003f, 0x0000000a,
 207         0xab9, 0x00073ffe, 0x000022a2,
 208         0x903, 0x000007ff, 0x00000000,
 209         0x2285, 0xf000003f, 0x00000007,
 210         0x22fc, 0x00002001, 0x00000001,
 211         0x22c9, 0xffffffff, 0x00ffffff,
 212         0xc281, 0x0000ff0f, 0x00000000,
 213         0xa293, 0x07ffffff, 0x06000000,
 214         0x136, 0x00000fff, 0x00000100,
 215         0xf9e, 0x00000001, 0x00000002,
 216         0x2440, 0x03000000, 0x0362c688,
 217         0x2300, 0x000000ff, 0x00000001,
 218         0x390, 0x00001fff, 0x00001fff,
 219         0x2418, 0x0000007f, 0x00000020,
 220         0x2542, 0x00010000, 0x00010000,
 221         0x2b05, 0x000003ff, 0x000000f3,
 222         0x2b03, 0xffffffff, 0x00001032
 223 };
 224
 225 static const u32 bonaire_mgcg_cgcg_init[] =
 226 {
 227         0x3108, 0xffffffff, 0xfffffffc,
 228         0xc200, 0xffffffff, 0xe0000000,
 229         0xf0a8, 0xffffffff, 0x00000100,
 230         0xf082, 0xffffffff, 0x00000100,
 231         0xf0b0, 0xffffffff, 0xc0000100,
 232         0xf0b2, 0xffffffff, 0xc0000100,
 233         0xf0b1, 0xffffffff, 0xc0000100,
 234         0x1579, 0xffffffff, 0x00600100,
 235         0xf0a0, 0xffffffff, 0x00000100,
 236         0xf085, 0xffffffff, 0x06000100,
 237         0xf088, 0xffffffff, 0x00000100,
 238         0xf086, 0xffffffff, 0x06000100,
 239         0xf081, 0xffffffff, 0x00000100,
 240         0xf0b8, 0xffffffff, 0x00000100,
 241         0xf089, 0xffffffff, 0x00000100,
 242         0xf080, 0xffffffff, 0x00000100,
 243         0xf08c, 0xffffffff, 0x00000100,
 244         0xf08d, 0xffffffff, 0x00000100,
 245         0xf094, 0xffffffff, 0x00000100,
 246         0xf095, 0xffffffff, 0x00000100,
 247         0xf096, 0xffffffff, 0x00000100,
 248         0xf097, 0xffffffff, 0x00000100,
 249         0xf098, 0xffffffff, 0x00000100,
 250         0xf09f, 0xffffffff, 0x00000100,
 251         0xf09e, 0xffffffff, 0x00000100,
 252         0xf084, 0xffffffff, 0x06000100,
 253         0xf0a4, 0xffffffff, 0x00000100,
 254         0xf09d, 0xffffffff, 0x00000100,
 255         0xf0ad, 0xffffffff, 0x00000100,
 256         0xf0ac, 0xffffffff, 0x00000100,
 257         0xf09c, 0xffffffff, 0x00000100,
 258         0xc200, 0xffffffff, 0xe0000000,
 259         0xf008, 0xffffffff, 0x00010000,
 260         0xf009, 0xffffffff, 0x00030002,
 261         0xf00a, 0xffffffff, 0x00040007,
 262         0xf00b, 0xffffffff, 0x00060005,
 263         0xf00c, 0xffffffff, 0x00090008,
 264         0xf00d, 0xffffffff, 0x00010000,
 265         0xf00e, 0xffffffff, 0x00030002,
 266         0xf00f, 0xffffffff, 0x00040007,
 267         0xf010, 0xffffffff, 0x00060005,
 268         0xf011, 0xffffffff, 0x00090008,
 269         0xf012, 0xffffffff, 0x00010000,
 270         0xf013, 0xffffffff, 0x00030002,
 271         0xf014, 0xffffffff, 0x00040007,
 272         0xf015, 0xffffffff, 0x00060005,
 273         0xf016, 0xffffffff, 0x00090008,
 274         0xf017, 0xffffffff, 0x00010000,
 275         0xf018, 0xffffffff, 0x00030002,
 276         0xf019, 0xffffffff, 0x00040007,
 277         0xf01a, 0xffffffff, 0x00060005,
 278         0xf01b, 0xffffffff, 0x00090008,
 279         0xf01c, 0xffffffff, 0x00010000,
 280         0xf01d, 0xffffffff, 0x00030002,
 281         0xf01e, 0xffffffff, 0x00040007,
 282         0xf01f, 0xffffffff, 0x00060005,
 283         0xf020, 0xffffffff, 0x00090008,
 284         0xf021, 0xffffffff, 0x00010000,
 285         0xf022, 0xffffffff, 0x00030002,
 286         0xf023, 0xffffffff, 0x00040007,
 287         0xf024, 0xffffffff, 0x00060005,
 288         0xf025, 0xffffffff, 0x00090008,
 289         0xf026, 0xffffffff, 0x00010000,
 290         0xf027, 0xffffffff, 0x00030002,
 291         0xf028, 0xffffffff, 0x00040007,
 292         0xf029, 0xffffffff, 0x00060005,
 293         0xf02a, 0xffffffff, 0x00090008,
 294         0xf000, 0xffffffff, 0x96e00200,
 295         0x21c2, 0xffffffff, 0x00900100,
 296         0x3109, 0xffffffff, 0x0020003f,
 297         0xe, 0xffffffff, 0x0140001c,
 298         0xf, 0x000f0000, 0x000f0000,
 299         0x88, 0xffffffff, 0xc060000c,
 300         0x89, 0xc0000fff, 0x00000100,
 301         0x3e4, 0xffffffff, 0x00000100,
 302         0x3e6, 0x00000101, 0x00000000,
 303         0x82a, 0xffffffff, 0x00000104,
 304         0x1579, 0xff000fff, 0x00000100,
 305         0xc33, 0xc0000fff, 0x00000104,
 306         0x3079, 0x00000001, 0x00000001,
 307         0x3403, 0xff000ff0, 0x00000100,
 308         0x3603, 0xff000ff0, 0x00000100
 309 };
 310
 311 static const u32 spectre_golden_spm_registers[] =
 312 {
 313         0xc200, 0xe0ffffff, 0xe0000000
 314 };
 315
 316 static const u32 spectre_golden_common_registers[] =
 317 {
 318         0x31dc, 0xffffffff, 0x00000800,
 319         0x31dd, 0xffffffff, 0x00000800,
 320         0x31e6, 0xffffffff, 0x00007fbf,
 321         0x31e7, 0xffffffff, 0x00007faf
 322 };
 323
 324 static const u32 spectre_golden_registers[] =
 325 {
 326         0xf000, 0xffff1fff, 0x96940200,
 327         0xf003, 0xffff0001, 0xff000000,
 328         0xf080, 0xfffc0fff, 0x00000100,
 329         0x1bb6, 0x00010101, 0x00010000,
 330         0x260d, 0xf00fffff, 0x00000400,
 331         0x260e, 0xfffffffc, 0x00020200,
 332         0x16ec, 0x000000f0, 0x00000070,
 333         0x16f0, 0xf0311fff, 0x80300000,
 334         0x263e, 0x73773777, 0x12010001,
 335         0x26df, 0x00ff0000, 0x00fc0000,
 336         0xbd2, 0x73773777, 0x12010001,
 337         0x2285, 0xf000003f, 0x00000007,
 338         0x22c9, 0xffffffff, 0x00ffffff,
 339         0xa0d4, 0x3f3f3fff, 0x00000082,
 340         0xa0d5, 0x0000003f, 0x00000000,
 341         0xf9e, 0x00000001, 0x00000002,
 342         0x244f, 0xffff03df, 0x00000004,
 343         0x31da, 0x00000008, 0x00000008,
 344         0x2300, 0x000008ff, 0x00000800,
 345         0x2542, 0x00010000, 0x00010000,
 346         0x2b03, 0xffffffff, 0x54763210,
 347         0x853e, 0x01ff01ff, 0x00000002,
 348         0x8526, 0x007ff800, 0x00200000,
 349         0x8057, 0xffffffff, 0x00000f40,
 350         0xc24d, 0xffffffff, 0x00000001
 351 };
 352
 353 static const u32 spectre_mgcg_cgcg_init[] =
 354 {
 355         0x3108, 0xffffffff, 0xfffffffc,
 356         0xc200, 0xffffffff, 0xe0000000,
 357         0xf0a8, 0xffffffff, 0x00000100,
 358         0xf082, 0xffffffff, 0x00000100,
 359         0xf0b0, 0xffffffff, 0x00000100,
 360         0xf0b2, 0xffffffff, 0x00000100,
 361         0xf0b1, 0xffffffff, 0x00000100,
 362         0x1579, 0xffffffff, 0x00600100,
 363         0xf0a0, 0xffffffff, 0x00000100,
 364         0xf085, 0xffffffff, 0x06000100,
 365         0xf088, 0xffffffff, 0x00000100,
 366         0xf086, 0xffffffff, 0x06000100,
 367         0xf081, 0xffffffff, 0x00000100,
 368         0xf0b8, 0xffffffff, 0x00000100,
 369         0xf089, 0xffffffff, 0x00000100,
 370         0xf080, 0xffffffff, 0x00000100,
 371         0xf08c, 0xffffffff, 0x00000100,
 372         0xf08d, 0xffffffff, 0x00000100,
 373         0xf094, 0xffffffff, 0x00000100,
 374         0xf095, 0xffffffff, 0x00000100,
 375         0xf096, 0xffffffff, 0x00000100,
 376         0xf097, 0xffffffff, 0x00000100,
 377         0xf098, 0xffffffff, 0x00000100,
 378         0xf09f, 0xffffffff, 0x00000100,
 379         0xf09e, 0xffffffff, 0x00000100,
 380         0xf084, 0xffffffff, 0x06000100,
 381         0xf0a4, 0xffffffff, 0x00000100,
 382         0xf09d, 0xffffffff, 0x00000100,
 383         0xf0ad, 0xffffffff, 0x00000100,
 384         0xf0ac, 0xffffffff, 0x00000100,
 385         0xf09c, 0xffffffff, 0x00000100,
 386         0xc200, 0xffffffff, 0xe0000000,
 387         0xf008, 0xffffffff, 0x00010000,
 388         0xf009, 0xffffffff, 0x00030002,
 389         0xf00a, 0xffffffff, 0x00040007,
 390         0xf00b, 0xffffffff, 0x00060005,
 391         0xf00c, 0xffffffff, 0x00090008,
 392         0xf00d, 0xffffffff, 0x00010000,
 393         0xf00e, 0xffffffff, 0x00030002,
 394         0xf00f, 0xffffffff, 0x00040007,
 395         0xf010, 0xffffffff, 0x00060005,
 396         0xf011, 0xffffffff, 0x00090008,
 397         0xf012, 0xffffffff, 0x00010000,
 398         0xf013, 0xffffffff, 0x00030002,
 399         0xf014, 0xffffffff, 0x00040007,
 400         0xf015, 0xffffffff, 0x00060005,
 401         0xf016, 0xffffffff, 0x00090008,
 402         0xf017, 0xffffffff, 0x00010000,
 403         0xf018, 0xffffffff, 0x00030002,
 404         0xf019, 0xffffffff, 0x00040007,
 405         0xf01a, 0xffffffff, 0x00060005,
 406         0xf01b, 0xffffffff, 0x00090008,
 407         0xf01c, 0xffffffff, 0x00010000,
 408         0xf01d, 0xffffffff, 0x00030002,
 409         0xf01e, 0xffffffff, 0x00040007,
 410         0xf01f, 0xffffffff, 0x00060005,
 411         0xf020, 0xffffffff, 0x00090008,
 412         0xf021, 0xffffffff, 0x00010000,
 413         0xf022, 0xffffffff, 0x00030002,
 414         0xf023, 0xffffffff, 0x00040007,
 415         0xf024, 0xffffffff, 0x00060005,
 416         0xf025, 0xffffffff, 0x00090008,
 417         0xf026, 0xffffffff, 0x00010000,
 418         0xf027, 0xffffffff, 0x00030002,
 419         0xf028, 0xffffffff, 0x00040007,
 420         0xf029, 0xffffffff, 0x00060005,
 421         0xf02a, 0xffffffff, 0x00090008,
 422         0xf02b, 0xffffffff, 0x00010000,
 423         0xf02c, 0xffffffff, 0x00030002,
 424         0xf02d, 0xffffffff, 0x00040007,
 425         0xf02e, 0xffffffff, 0x00060005,
 426         0xf02f, 0xffffffff, 0x00090008,
 427         0xf000, 0xffffffff, 0x96e00200,
 428         0x21c2, 0xffffffff, 0x00900100,
 429         0x3109, 0xffffffff, 0x0020003f,
 430         0xe, 0xffffffff, 0x0140001c,
 431         0xf, 0x000f0000, 0x000f0000,
 432         0x88, 0xffffffff, 0xc060000c,
 433         0x89, 0xc0000fff, 0x00000100,
 434         0x3e4, 0xffffffff, 0x00000100,
 435         0x3e6, 0x00000101, 0x00000000,
 436         0x82a, 0xffffffff, 0x00000104,
 437         0x1579, 0xff000fff, 0x00000100,
 438         0xc33, 0xc0000fff, 0x00000104,
 439         0x3079, 0x00000001, 0x00000001,
 440         0x3403, 0xff000ff0, 0x00000100,
 441         0x3603, 0xff000ff0, 0x00000100
 442 };
 443
 444 static const u32 kalindi_golden_spm_registers[] =
 445 {
 446         0xc200, 0xe0ffffff, 0xe0000000
 447 };
 448
 449 static const u32 kalindi_golden_common_registers[] =
 450 {
 451         0x31dc, 0xffffffff, 0x00000800,
 452         0x31dd, 0xffffffff, 0x00000800,
 453         0x31e6, 0xffffffff, 0x00007fbf,
 454         0x31e7, 0xffffffff, 0x00007faf
 455 };
 456
 457 static const u32 kalindi_golden_registers[] =
 458 {
 459         0xf000, 0xffffdfff, 0x6e944040,
 460         0x1579, 0xff607fff, 0xfc000100,
 461         0xf088, 0xff000fff, 0x00000100,
 462         0xf089, 0xff000fff, 0x00000100,
 463         0xf080, 0xfffc0fff, 0x00000100,
 464         0x1bb6, 0x00010101, 0x00010000,
 465         0x260c, 0xffffffff, 0x00000000,
 466         0x260d, 0xf00fffff, 0x00000400,
 467         0x16ec, 0x000000f0, 0x00000070,
 468         0x16f0, 0xf0311fff, 0x80300000,
 469         0x263e, 0x73773777, 0x12010001,
 470         0x263f, 0xffffffff, 0x00000010,
 471         0x26df, 0x00ff0000, 0x00fc0000,
 472         0x200c, 0x00001f0f, 0x0000100a,
 473         0xbd2, 0x73773777, 0x12010001,
 474         0x902, 0x000fffff, 0x000c007f,
 475         0x2285, 0xf000003f, 0x00000007,
 476         0x22c9, 0x3fff3fff, 0x00ffcfff,
 477         0xc281, 0x0000ff0f, 0x00000000,
 478         0xa293, 0x07ffffff, 0x06000000,
 479         0x136, 0x00000fff, 0x00000100,
 480         0xf9e, 0x00000001, 0x00000002,
 481         0x31da, 0x00000008, 0x00000008,
 482         0x2300, 0x000000ff, 0x00000003,
 483         0x853e, 0x01ff01ff, 0x00000002,
 484         0x8526, 0x007ff800, 0x00200000,
 485         0x8057, 0xffffffff, 0x00000f40,
 486         0x2231, 0x001f3ae3, 0x00000082,
 487         0x2235, 0x0000001f, 0x00000010,
 488         0xc24d, 0xffffffff, 0x00000000
 489 };
 490
 491 static const u32 kalindi_mgcg_cgcg_init[] =
 492 {
 493         0x3108, 0xffffffff, 0xfffffffc,
 494         0xc200, 0xffffffff, 0xe0000000,
 495         0xf0a8, 0xffffffff, 0x00000100,
 496         0xf082, 0xffffffff, 0x00000100,
 497         0xf0b0, 0xffffffff, 0x00000100,
 498         0xf0b2, 0xffffffff, 0x00000100,
 499         0xf0b1, 0xffffffff, 0x00000100,
 500         0x1579, 0xffffffff, 0x00600100,
 501         0xf0a0, 0xffffffff, 0x00000100,
 502         0xf085, 0xffffffff, 0x06000100,
 503         0xf088, 0xffffffff, 0x00000100,
 504         0xf086, 0xffffffff, 0x06000100,
 505         0xf081, 0xffffffff, 0x00000100,
 506         0xf0b8, 0xffffffff, 0x00000100,
 507         0xf089, 0xffffffff, 0x00000100,
 508         0xf080, 0xffffffff, 0x00000100,
 509         0xf08c, 0xffffffff, 0x00000100,
 510         0xf08d, 0xffffffff, 0x00000100,
 511         0xf094, 0xffffffff, 0x00000100,
 512         0xf095, 0xffffffff, 0x00000100,
 513         0xf096, 0xffffffff, 0x00000100,
 514         0xf097, 0xffffffff, 0x00000100,
 515         0xf098, 0xffffffff, 0x00000100,
 516         0xf09f, 0xffffffff, 0x00000100,
 517         0xf09e, 0xffffffff, 0x00000100,
 518         0xf084, 0xffffffff, 0x06000100,
 519         0xf0a4, 0xffffffff, 0x00000100,
 520         0xf09d, 0xffffffff, 0x00000100,
 521         0xf0ad, 0xffffffff, 0x00000100,
 522         0xf0ac, 0xffffffff, 0x00000100,
 523         0xf09c, 0xffffffff, 0x00000100,
 524         0xc200, 0xffffffff, 0xe0000000,
 525         0xf008, 0xffffffff, 0x00010000,
 526         0xf009, 0xffffffff, 0x00030002,
 527         0xf00a, 0xffffffff, 0x00040007,
 528         0xf00b, 0xffffffff, 0x00060005,
 529         0xf00c, 0xffffffff, 0x00090008,
 530         0xf00d, 0xffffffff, 0x00010000,
 531         0xf00e, 0xffffffff, 0x00030002,
 532         0xf00f, 0xffffffff, 0x00040007,
 533         0xf010, 0xffffffff, 0x00060005,
 534         0xf011, 0xffffffff, 0x00090008,
 535         0xf000, 0xffffffff, 0x96e00200,
 536         0x21c2, 0xffffffff, 0x00900100,
 537         0x3109, 0xffffffff, 0x0020003f,
 538         0xe, 0xffffffff, 0x0140001c,
 539         0xf, 0x000f0000, 0x000f0000,
 540         0x88, 0xffffffff, 0xc060000c,
 541         0x89, 0xc0000fff, 0x00000100,
 542         0x82a, 0xffffffff, 0x00000104,
 543         0x1579, 0xff000fff, 0x00000100,
 544         0xc33, 0xc0000fff, 0x00000104,
 545         0x3079, 0x00000001, 0x00000001,
 546         0x3403, 0xff000ff0, 0x00000100,
 547         0x3603, 0xff000ff0, 0x00000100
 548 };
 549
 550 static const u32 hawaii_golden_spm_registers[] =
 551 {
 552         0xc200, 0xe0ffffff, 0xe0000000
 553 };
 554
 555 static const u32 hawaii_golden_common_registers[] =
 556 {
 557         0xc200, 0xffffffff, 0xe0000000,
 558         0xa0d4, 0xffffffff, 0x3a00161a,
 559         0xa0d5, 0xffffffff, 0x0000002e,
 560         0x2684, 0xffffffff, 0x00018208,
 561         0x263e, 0xffffffff, 0x12011003
 562 };
 563
 564 static const u32 hawaii_golden_registers[] =
 565 {
 566         0xcd5, 0x00000333, 0x00000333,
 567         0x2684, 0x00010000, 0x00058208,
 568         0x260c, 0xffffffff, 0x00000000,
 569         0x260d, 0xf00fffff, 0x00000400,
 570         0x260e, 0x0002021c, 0x00020200,
 571         0x31e, 0x00000080, 0x00000000,
 572         0x16ec, 0x000000f0, 0x00000070,
 573         0x16f0, 0xf0311fff, 0x80300000,
 574         0xd43, 0x00810000, 0x408af000,
 575         0x1c0c, 0x31000111, 0x00000011,
 576         0xbd2, 0x73773777, 0x12010001,
 577         0x848, 0x0000007f, 0x0000001b,
 578         0x877, 0x00007fb6, 0x00002191,
 579         0xd8a, 0x0000003f, 0x0000000a,
 580         0xd8b, 0x0000003f, 0x0000000a,
 581         0xab9, 0x00073ffe, 0x000022a2,
 582         0x903, 0x000007ff, 0x00000000,
 583         0x22fc, 0x00002001, 0x00000001,
 584         0x22c9, 0xffffffff, 0x00ffffff,
 585         0xc281, 0x0000ff0f, 0x00000000,
 586         0xa293, 0x07ffffff, 0x06000000,
 587         0xf9e, 0x00000001, 0x00000002,
 588         0x31da, 0x00000008, 0x00000008,
 589         0x31dc, 0x00000f00, 0x00000800,
 590         0x31dd, 0x00000f00, 0x00000800,
 591         0x31e6, 0x00ffffff, 0x00ff7fbf,
 592         0x31e7, 0x00ffffff, 0x00ff7faf,
 593         0x2300, 0x000000ff, 0x00000800,
 594         0x390, 0x00001fff, 0x00001fff,
 595         0x2418, 0x0000007f, 0x00000020,
 596         0x2542, 0x00010000, 0x00010000,
 597         0x2b80, 0x00100000, 0x000ff07c,
 598         0x2b05, 0x000003ff, 0x0000000f,
 599         0x2b04, 0xffffffff, 0x7564fdec,
 600         0x2b03, 0xffffffff, 0x3120b9a8,
 601         0x2b02, 0x20000000, 0x0f9c0000
 602 };
 603
 604 static const u32 hawaii_mgcg_cgcg_init[] =
 605 {
 606         0x3108, 0xffffffff, 0xfffffffd,
 607         0xc200, 0xffffffff, 0xe0000000,
 608         0xf0a8, 0xffffffff, 0x00000100,
 609         0xf082, 0xffffffff, 0x00000100,
 610         0xf0b0, 0xffffffff, 0x00000100,
 611         0xf0b2, 0xffffffff, 0x00000100,
 612         0xf0b1, 0xffffffff, 0x00000100,
 613         0x1579, 0xffffffff, 0x00200100,
 614         0xf0a0, 0xffffffff, 0x00000100,
 615         0xf085, 0xffffffff, 0x06000100,
 616         0xf088, 0xffffffff, 0x00000100,
 617         0xf086, 0xffffffff, 0x06000100,
 618         0xf081, 0xffffffff, 0x00000100,
 619         0xf0b8, 0xffffffff, 0x00000100,
 620         0xf089, 0xffffffff, 0x00000100,
 621         0xf080, 0xffffffff, 0x00000100,
 622         0xf08c, 0xffffffff, 0x00000100,
 623         0xf08d, 0xffffffff, 0x00000100,
 624         0xf094, 0xffffffff, 0x00000100,
 625         0xf095, 0xffffffff, 0x00000100,
 626         0xf096, 0xffffffff, 0x00000100,
 627         0xf097, 0xffffffff, 0x00000100,
 628         0xf098, 0xffffffff, 0x00000100,
 629         0xf09f, 0xffffffff, 0x00000100,
 630         0xf09e, 0xffffffff, 0x00000100,
 631         0xf084, 0xffffffff, 0x06000100,
 632         0xf0a4, 0xffffffff, 0x00000100,
 633         0xf09d, 0xffffffff, 0x00000100,
 634         0xf0ad, 0xffffffff, 0x00000100,
 635         0xf0ac, 0xffffffff, 0x00000100,
 636         0xf09c, 0xffffffff, 0x00000100,
 637         0xc200, 0xffffffff, 0xe0000000,
 638         0xf008, 0xffffffff, 0x00010000,
 639         0xf009, 0xffffffff, 0x00030002,
 640         0xf00a, 0xffffffff, 0x00040007,
 641         0xf00b, 0xffffffff, 0x00060005,
 642         0xf00c, 0xffffffff, 0x00090008,
 643         0xf00d, 0xffffffff, 0x00010000,
 644         0xf00e, 0xffffffff, 0x00030002,
 645         0xf00f, 0xffffffff, 0x00040007,
 646         0xf010, 0xffffffff, 0x00060005,
 647         0xf011, 0xffffffff, 0x00090008,
 648         0xf012, 0xffffffff, 0x00010000,
 649         0xf013, 0xffffffff, 0x00030002,
 650         0xf014, 0xffffffff, 0x00040007,
 651         0xf015, 0xffffffff, 0x00060005,
 652         0xf016, 0xffffffff, 0x00090008,
 653         0xf017, 0xffffffff, 0x00010000,
 654         0xf018, 0xffffffff, 0x00030002,
 655         0xf019, 0xffffffff, 0x00040007,
 656         0xf01a, 0xffffffff, 0x00060005,
 657         0xf01b, 0xffffffff, 0x00090008,
 658         0xf01c, 0xffffffff, 0x00010000,
 659         0xf01d, 0xffffffff, 0x00030002,
 660         0xf01e, 0xffffffff, 0x00040007,
 661         0xf01f, 0xffffffff, 0x00060005,
 662         0xf020, 0xffffffff, 0x00090008,
 663         0xf021, 0xffffffff, 0x00010000,
 664         0xf022, 0xffffffff, 0x00030002,
 665         0xf023, 0xffffffff, 0x00040007,
 666         0xf024, 0xffffffff, 0x00060005,
 667         0xf025, 0xffffffff, 0x00090008,
 668         0xf026, 0xffffffff, 0x00010000,
 669         0xf027, 0xffffffff, 0x00030002,
 670         0xf028, 0xffffffff, 0x00040007,
 671         0xf029, 0xffffffff, 0x00060005,
 672         0xf02a, 0xffffffff, 0x00090008,
 673         0xf02b, 0xffffffff, 0x00010000,
 674         0xf02c, 0xffffffff, 0x00030002,
 675         0xf02d, 0xffffffff, 0x00040007,
 676         0xf02e, 0xffffffff, 0x00060005,
 677         0xf02f, 0xffffffff, 0x00090008,
 678         0xf030, 0xffffffff, 0x00010000,
 679         0xf031, 0xffffffff, 0x00030002,
 680         0xf032, 0xffffffff, 0x00040007,
 681         0xf033, 0xffffffff, 0x00060005,
 682         0xf034, 0xffffffff, 0x00090008,
 683         0xf035, 0xffffffff, 0x00010000,
 684         0xf036, 0xffffffff, 0x00030002,
 685         0xf037, 0xffffffff, 0x00040007,
 686         0xf038, 0xffffffff, 0x00060005,
 687         0xf039, 0xffffffff, 0x00090008,
 688         0xf03a, 0xffffffff, 0x00010000,
 689         0xf03b, 0xffffffff, 0x00030002,
 690         0xf03c, 0xffffffff, 0x00040007,
 691         0xf03d, 0xffffffff, 0x00060005,
 692         0xf03e, 0xffffffff, 0x00090008,
 693         0x30c6, 0xffffffff, 0x00020200,
 694         0xcd4, 0xffffffff, 0x00000200,
 695         0x570, 0xffffffff, 0x00000400,
 696         0x157a, 0xffffffff, 0x00000000,
 697         0xbd4, 0xffffffff, 0x00000902,
 698         0xf000, 0xffffffff, 0x96940200,
 699         0x21c2, 0xffffffff, 0x00900100,
 700         0x3109, 0xffffffff, 0x0020003f,
 701         0xe, 0xffffffff, 0x0140001c,
 702         0xf, 0x000f0000, 0x000f0000,
 703         0x88, 0xffffffff, 0xc060000c,
 704         0x89, 0xc0000fff, 0x00000100,
 705         0x3e4, 0xffffffff, 0x00000100,
 706         0x3e6, 0x00000101, 0x00000000,
 707         0x82a, 0xffffffff, 0x00000104,
 708         0x1579, 0xff000fff, 0x00000100,
 709         0xc33, 0xc0000fff, 0x00000104,
 710         0x3079, 0x00000001, 0x00000001,
 711         0x3403, 0xff000ff0, 0x00000100,
 712         0x3603, 0xff000ff0, 0x00000100
 713 };
 714
 715 static const u32 godavari_golden_registers[] =
 716 {
 717         0x1579, 0xff607fff, 0xfc000100,
 718         0x1bb6, 0x00010101, 0x00010000,
 719         0x260c, 0xffffffff, 0x00000000,
 720         0x260c0, 0xf00fffff, 0x00000400,
 721         0x184c, 0xffffffff, 0x00010000,
 722         0x16ec, 0x000000f0, 0x00000070,
 723         0x16f0, 0xf0311fff, 0x80300000,
 724         0x263e, 0x73773777, 0x12010001,
 725         0x263f, 0xffffffff, 0x00000010,
 726         0x200c, 0x00001f0f, 0x0000100a,
 727         0xbd2, 0x73773777, 0x12010001,
 728         0x902, 0x000fffff, 0x000c007f,
 729         0x2285, 0xf000003f, 0x00000007,
 730         0x22c9, 0xffffffff, 0x00ff0fff,
 731         0xc281, 0x0000ff0f, 0x00000000,
 732         0xa293, 0x07ffffff, 0x06000000,
 733         0x136, 0x00000fff, 0x00000100,
 734         0x3405, 0x00010000, 0x00810001,
 735         0x3605, 0x00010000, 0x00810001,
 736         0xf9e, 0x00000001, 0x00000002,
 737         0x31da, 0x00000008, 0x00000008,
 738         0x31dc, 0x00000f00, 0x00000800,
 739         0x31dd, 0x00000f00, 0x00000800,
 740         0x31e6, 0x00ffffff, 0x00ff7fbf,
 741         0x31e7, 0x00ffffff, 0x00ff7faf,
 742         0x2300, 0x000000ff, 0x00000001,
 743         0x853e, 0x01ff01ff, 0x00000002,
 744         0x8526, 0x007ff800, 0x00200000,
 745         0x8057, 0xffffffff, 0x00000f40,
 746         0x2231, 0x001f3ae3, 0x00000082,
 747         0x2235, 0x0000001f, 0x00000010,
 748         0xc24d, 0xffffffff, 0x00000000
 749 };
 750
 751 static void cik_init_golden_registers(struct amdgpu_device *adev)
 752 {
 753         /* Some of the registers might be dependent on GRBM_GFX_INDEX */
 754         mutex_lock(&adev->grbm_idx_mutex);
 755
 756         switch (adev->asic_type) {
 757         case CHIP_BONAIRE:
 758                 amdgpu_device_program_register_sequence(adev,
 759                                                         bonaire_mgcg_cgcg_init,
 760                                                         ARRAY_SIZE(bonaire_mgcg_cgcg_init));
 761                 amdgpu_device_program_register_sequence(adev,
 762                                                         bonaire_golden_registers,
 763                                                         ARRAY_SIZE(bonaire_golden_registers));
 764                 amdgpu_device_program_register_sequence(adev,
 765                                                         bonaire_golden_common_registers,
 766                                                         ARRAY_SIZE(bonaire_golden_common_registers));
 767                 amdgpu_device_program_register_sequence(adev,
 768                                                         bonaire_golden_spm_registers,
 769                                                         ARRAY_SIZE(bonaire_golden_spm_registers));
 770                 break;
 771         case CHIP_KABINI:
 772                 amdgpu_device_program_register_sequence(adev,
 773                                                         kalindi_mgcg_cgcg_init,
 774                                                         ARRAY_SIZE(kalindi_mgcg_cgcg_init));
 775                 amdgpu_device_program_register_sequence(adev,
 776                                                         kalindi_golden_registers,
 777                                                         ARRAY_SIZE(kalindi_golden_registers));
 778                 amdgpu_device_program_register_sequence(adev,
 779                                                         kalindi_golden_common_registers,
 780                                                         ARRAY_SIZE(kalindi_golden_common_registers));
 781                 amdgpu_device_program_register_sequence(adev,
 782                                                         kalindi_golden_spm_registers,
 783                                                         ARRAY_SIZE(kalindi_golden_spm_registers));
 784                 break;
 785         case CHIP_MULLINS:
 786                 amdgpu_device_program_register_sequence(adev,
 787                                                         kalindi_mgcg_cgcg_init,
 788                                                         ARRAY_SIZE(kalindi_mgcg_cgcg_init));
 789                 amdgpu_device_program_register_sequence(adev,
 790                                                         godavari_golden_registers,
 791                                                         ARRAY_SIZE(godavari_golden_registers));
 792                 amdgpu_device_program_register_sequence(adev,
 793                                                         kalindi_golden_common_registers,
 794                                                         ARRAY_SIZE(kalindi_golden_common_registers));
 795                 amdgpu_device_program_register_sequence(adev,
 796                                                         kalindi_golden_spm_registers,
 797                                                         ARRAY_SIZE(kalindi_golden_spm_registers));
 798                 break;
 799         case CHIP_KAVERI:
 800                 amdgpu_device_program_register_sequence(adev,
 801                                                         spectre_mgcg_cgcg_init,
 802                                                         ARRAY_SIZE(spectre_mgcg_cgcg_init));
 803                 amdgpu_device_program_register_sequence(adev,
 804                                                         spectre_golden_registers,
 805                                                         ARRAY_SIZE(spectre_golden_registers));
 806                 amdgpu_device_program_register_sequence(adev,
 807                                                         spectre_golden_common_registers,
 808                                                         ARRAY_SIZE(spectre_golden_common_registers));
 809                 amdgpu_device_program_register_sequence(adev,
 810                                                         spectre_golden_spm_registers,
 811                                                         ARRAY_SIZE(spectre_golden_spm_registers));
 812                 break;
 813         case CHIP_HAWAII:
 814                 amdgpu_device_program_register_sequence(adev,
 815                                                         hawaii_mgcg_cgcg_init,
 816                                                         ARRAY_SIZE(hawaii_mgcg_cgcg_init));
 817                 amdgpu_device_program_register_sequence(adev,
 818                                                         hawaii_golden_registers,
 819                                                         ARRAY_SIZE(hawaii_golden_registers));
 820                 amdgpu_device_program_register_sequence(adev,
 821                                                         hawaii_golden_common_registers,
 822                                                         ARRAY_SIZE(hawaii_golden_common_registers));
 823                 amdgpu_device_program_register_sequence(adev,
 824                                                         hawaii_golden_spm_registers,
 825                                                         ARRAY_SIZE(hawaii_golden_spm_registers));
 826                 break;
 827         default:
 828                 break;
 829         }
 830         mutex_unlock(&adev->grbm_idx_mutex);
 831 }
 832
 833 /**
 834  * cik_get_xclk - get the xclk
 835  *
 836  * @adev: amdgpu_device pointer
 837  *
 838  * Returns the reference clock used by the gfx engine
 839  * (CIK).
 840  */
 841 static u32 cik_get_xclk(struct amdgpu_device *adev)
 842 {
 843         u32 reference_clock = adev->clock.spll.reference_freq;
 844
 845         if (adev->flags & AMD_IS_APU) {
 846                 if (RREG32_SMC(ixGENERAL_PWRMGT) & GENERAL_PWRMGT__GPU_COUNTER_CLK_MASK)
 847                         return reference_clock / 2;
 848         } else {
 849                 if (RREG32_SMC(ixCG_CLKPIN_CNTL) & CG_CLKPIN_CNTL__XTALIN_DIVIDE_MASK)
 850                         return reference_clock / 4;
 851         }
 852         return reference_clock;
 853 }
 854
 855 /**
 856  * cik_srbm_select - select specific register instances
 857  *
 858  * @adev: amdgpu_device pointer
 859  * @me: selected ME (micro engine)
 860  * @pipe: pipe
 861  * @queue: queue
 862  * @vmid: VMID
 863  *
 864  * Switches the currently active registers instances.  Some
 865  * registers are instanced per VMID, others are instanced per
 866  * me/pipe/queue combination.
 867  */
 868 void cik_srbm_select(struct amdgpu_device *adev,
 869                      u32 me, u32 pipe, u32 queue, u32 vmid)
 870 {
 871         u32 srbm_gfx_cntl =
 872                 (((pipe << SRBM_GFX_CNTL__PIPEID__SHIFT) & SRBM_GFX_CNTL__PIPEID_MASK)|
 873                 ((me << SRBM_GFX_CNTL__MEID__SHIFT) & SRBM_GFX_CNTL__MEID_MASK)|
 874                 ((vmid << SRBM_GFX_CNTL__VMID__SHIFT) & SRBM_GFX_CNTL__VMID_MASK)|
 875                 ((queue << SRBM_GFX_CNTL__QUEUEID__SHIFT) & SRBM_GFX_CNTL__QUEUEID_MASK));
 876         WREG32(mmSRBM_GFX_CNTL, srbm_gfx_cntl);
 877 }
 878
 879 static void cik_vga_set_state(struct amdgpu_device *adev, bool state)
 880 {
 881         uint32_t tmp;
 882
 883         tmp = RREG32(mmCONFIG_CNTL);
 884         if (!state)
 885                 tmp |= CONFIG_CNTL__VGA_DIS_MASK;
 886         else
 887                 tmp &= ~CONFIG_CNTL__VGA_DIS_MASK;
 888         WREG32(mmCONFIG_CNTL, tmp);
 889 }
 890
 891 static bool cik_read_disabled_bios(struct amdgpu_device *adev)
 892 {
 893         u32 bus_cntl;
 894         u32 d1vga_control = 0;
 895         u32 d2vga_control = 0;
 896         u32 vga_render_control = 0;
 897         u32 rom_cntl;
 898         bool r;
 899
 900         bus_cntl = RREG32(mmBUS_CNTL);
 901         if (adev->mode_info.num_crtc) {
 902                 d1vga_control = RREG32(mmD1VGA_CONTROL);
 903                 d2vga_control = RREG32(mmD2VGA_CONTROL);
 904                 vga_render_control = RREG32(mmVGA_RENDER_CONTROL);
 905         }
 906         rom_cntl = RREG32_SMC(ixROM_CNTL);
 907
 908         /* enable the rom */
 909         WREG32(mmBUS_CNTL, (bus_cntl & ~BUS_CNTL__BIOS_ROM_DIS_MASK));
 910         if (adev->mode_info.num_crtc) {
 911                 /* Disable VGA mode */
 912                 WREG32(mmD1VGA_CONTROL,
 913                        (d1vga_control & ~(D1VGA_CONTROL__D1VGA_MODE_ENABLE_MASK |
 914                                           D1VGA_CONTROL__D1VGA_TIMING_SELECT_MASK)));
 915                 WREG32(mmD2VGA_CONTROL,
 916                        (d2vga_control & ~(D1VGA_CONTROL__D1VGA_MODE_ENABLE_MASK |
 917                                           D1VGA_CONTROL__D1VGA_TIMING_SELECT_MASK)));
 918                 WREG32(mmVGA_RENDER_CONTROL,
 919                        (vga_render_control & ~VGA_RENDER_CONTROL__VGA_VSTATUS_CNTL_MASK));
 920         }
 921         WREG32_SMC(ixROM_CNTL, rom_cntl | ROM_CNTL__SCK_OVERWRITE_MASK);
 922
 923         r = amdgpu_read_bios(adev);
 924
 925         /* restore regs */
 926         WREG32(mmBUS_CNTL, bus_cntl);
 927         if (adev->mode_info.num_crtc) {
 928                 WREG32(mmD1VGA_CONTROL, d1vga_control);
 929                 WREG32(mmD2VGA_CONTROL, d2vga_control);
 930                 WREG32(mmVGA_RENDER_CONTROL, vga_render_control);
 931         }
 932         WREG32_SMC(ixROM_CNTL, rom_cntl);
 933         return r;
 934 }
 935
 936 static bool cik_read_bios_from_rom(struct amdgpu_device *adev,
 937                                    u8 *bios, u32 length_bytes)
 938 {
 939         u32 *dw_ptr;
 940         unsigned long flags;
 941         u32 i, length_dw;
 942
 943         if (bios == NULL)
 944                 return false;
 945         if (length_bytes == 0)
 946                 return false;
 947         /* APU vbios image is part of sbios image */
 948         if (adev->flags & AMD_IS_APU)
 949                 return false;
 950
 951         dw_ptr = (u32 *)bios;
 952         length_dw = ALIGN(length_bytes, 4) / 4;
 953         /* take the smc lock since we are using the smc index */
 954         spin_lock_irqsave(&adev->smc_idx_lock, flags);
 955         /* set rom index to 0 */
 956         WREG32(mmSMC_IND_INDEX_0, ixROM_INDEX);
 957         WREG32(mmSMC_IND_DATA_0, 0);
 958         /* set index to data for continous read */
 959         WREG32(mmSMC_IND_INDEX_0, ixROM_DATA);
 960         for (i = 0; i < length_dw; i++)
 961                 dw_ptr[i] = RREG32(mmSMC_IND_DATA_0);
 962         spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
 963
 964         return true;
 965 }
 966
 967 static const struct amdgpu_allowed_register_entry cik_allowed_read_registers[] = {
 968         {mmGRBM_STATUS},
 969         {mmGRBM_STATUS2},
 970         {mmGRBM_STATUS_SE0},
 971         {mmGRBM_STATUS_SE1},
 972         {mmGRBM_STATUS_SE2},
 973         {mmGRBM_STATUS_SE3},
 974         {mmSRBM_STATUS},
 975         {mmSRBM_STATUS2},
 976         {mmSDMA0_STATUS_REG + SDMA0_REGISTER_OFFSET},
 977         {mmSDMA0_STATUS_REG + SDMA1_REGISTER_OFFSET},
 978         {mmCP_STAT},
 979         {mmCP_STALLED_STAT1},
 980         {mmCP_STALLED_STAT2},
 981         {mmCP_STALLED_STAT3},
 982         {mmCP_CPF_BUSY_STAT},
 983         {mmCP_CPF_STALLED_STAT1},
 984         {mmCP_CPF_STATUS},
 985         {mmCP_CPC_BUSY_STAT},
 986         {mmCP_CPC_STALLED_STAT1},
 987         {mmCP_CPC_STATUS},
 988         {mmGB_ADDR_CONFIG},
 989         {mmMC_ARB_RAMCFG},
 990         {mmGB_TILE_MODE0},
 991         {mmGB_TILE_MODE1},
 992         {mmGB_TILE_MODE2},
 993         {mmGB_TILE_MODE3},
 994         {mmGB_TILE_MODE4},
 995         {mmGB_TILE_MODE5},
 996         {mmGB_TILE_MODE6},
 997         {mmGB_TILE_MODE7},
 998         {mmGB_TILE_MODE8},
 999         {mmGB_TILE_MODE9},
1000         {mmGB_TILE_MODE10},
1001         {mmGB_TILE_MODE11},
1002         {mmGB_TILE_MODE12},
1003         {mmGB_TILE_MODE13},
1004         {mmGB_TILE_MODE14},
1005         {mmGB_TILE_MODE15},
1006         {mmGB_TILE_MODE16},
1007         {mmGB_TILE_MODE17},
1008         {mmGB_TILE_MODE18},
1009         {mmGB_TILE_MODE19},
1010         {mmGB_TILE_MODE20},
1011         {mmGB_TILE_MODE21},
1012         {mmGB_TILE_MODE22},
1013         {mmGB_TILE_MODE23},
1014         {mmGB_TILE_MODE24},
1015         {mmGB_TILE_MODE25},
1016         {mmGB_TILE_MODE26},
1017         {mmGB_TILE_MODE27},
1018         {mmGB_TILE_MODE28},
1019         {mmGB_TILE_MODE29},
1020         {mmGB_TILE_MODE30},
1021         {mmGB_TILE_MODE31},
1022         {mmGB_MACROTILE_MODE0},
1023         {mmGB_MACROTILE_MODE1},
1024         {mmGB_MACROTILE_MODE2},
1025         {mmGB_MACROTILE_MODE3},
1026         {mmGB_MACROTILE_MODE4},
1027         {mmGB_MACROTILE_MODE5},
1028         {mmGB_MACROTILE_MODE6},
1029         {mmGB_MACROTILE_MODE7},
1030         {mmGB_MACROTILE_MODE8},
1031         {mmGB_MACROTILE_MODE9},
1032         {mmGB_MACROTILE_MODE10},
1033         {mmGB_MACROTILE_MODE11},
1034         {mmGB_MACROTILE_MODE12},
1035         {mmGB_MACROTILE_MODE13},
1036         {mmGB_MACROTILE_MODE14},
1037         {mmGB_MACROTILE_MODE15},
1038         {mmCC_RB_BACKEND_DISABLE, true},
1039         {mmGC_USER_RB_BACKEND_DISABLE, true},
1040         {mmGB_BACKEND_MAP, false},
1041         {mmPA_SC_RASTER_CONFIG, true},
1042         {mmPA_SC_RASTER_CONFIG_1, true},
1043 };
1044
1045
1046 static uint32_t cik_get_register_value(struct amdgpu_device *adev,
1047                                        bool indexed, u32 se_num,
1048                                        u32 sh_num, u32 reg_offset)
1049 {
1050         if (indexed) {
1051                 uint32_t val;
1052                 unsigned se_idx = (se_num == 0xffffffff) ? 0 : se_num;
1053                 unsigned sh_idx = (sh_num == 0xffffffff) ? 0 : sh_num;
1054
1055                 switch (reg_offset) {
1056                 case mmCC_RB_BACKEND_DISABLE:
1057                         return adev->gfx.config.rb_config[se_idx][sh_idx].rb_backend_disable;
1058                 case mmGC_USER_RB_BACKEND_DISABLE:
1059                         return adev->gfx.config.rb_config[se_idx][sh_idx].user_rb_backend_disable;
1060                 case mmPA_SC_RASTER_CONFIG:
1061                         return adev->gfx.config.rb_config[se_idx][sh_idx].raster_config;
1062                 case mmPA_SC_RASTER_CONFIG_1:
1063                         return adev->gfx.config.rb_config[se_idx][sh_idx].raster_config_1;
1064                 }
1065
1066                 mutex_lock(&adev->grbm_idx_mutex);
1067                 if (se_num != 0xffffffff || sh_num != 0xffffffff)
1068                         amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff);
1069
1070                 val = RREG32(reg_offset);
1071
1072                 if (se_num != 0xffffffff || sh_num != 0xffffffff)
1073                         amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
1074                 mutex_unlock(&adev->grbm_idx_mutex);
1075                 return val;
1076         } else {
1077                 unsigned idx;
1078
1079                 switch (reg_offset) {
1080                 case mmGB_ADDR_CONFIG:
1081                         return adev->gfx.config.gb_addr_config;
1082                 case mmMC_ARB_RAMCFG:
1083                         return adev->gfx.config.mc_arb_ramcfg;
1084                 case mmGB_TILE_MODE0:
1085                 case mmGB_TILE_MODE1:
1086                 case mmGB_TILE_MODE2:
1087                 case mmGB_TILE_MODE3:
1088                 case mmGB_TILE_MODE4:
1089                 case mmGB_TILE_MODE5:
1090                 case mmGB_TILE_MODE6:
1091                 case mmGB_TILE_MODE7:
1092                 case mmGB_TILE_MODE8:
1093                 case mmGB_TILE_MODE9:
1094                 case mmGB_TILE_MODE10:
1095                 case mmGB_TILE_MODE11:
1096                 case mmGB_TILE_MODE12:
1097                 case mmGB_TILE_MODE13:
1098                 case mmGB_TILE_MODE14:
1099                 case mmGB_TILE_MODE15:
1100                 case mmGB_TILE_MODE16:
1101                 case mmGB_TILE_MODE17:
1102                 case mmGB_TILE_MODE18:
1103                 case mmGB_TILE_MODE19:
1104                 case mmGB_TILE_MODE20:
1105                 case mmGB_TILE_MODE21:
1106                 case mmGB_TILE_MODE22:
1107                 case mmGB_TILE_MODE23:
1108                 case mmGB_TILE_MODE24:
1109                 case mmGB_TILE_MODE25:
1110                 case mmGB_TILE_MODE26:
1111                 case mmGB_TILE_MODE27:
1112                 case mmGB_TILE_MODE28:
1113                 case mmGB_TILE_MODE29:
1114                 case mmGB_TILE_MODE30:
1115                 case mmGB_TILE_MODE31:
1116                         idx = (reg_offset - mmGB_TILE_MODE0);
1117                         return adev->gfx.config.tile_mode_array[idx];
1118                 case mmGB_MACROTILE_MODE0:
1119                 case mmGB_MACROTILE_MODE1:
1120                 case mmGB_MACROTILE_MODE2:
1121                 case mmGB_MACROTILE_MODE3:
1122                 case mmGB_MACROTILE_MODE4:
1123                 case mmGB_MACROTILE_MODE5:
1124                 case mmGB_MACROTILE_MODE6:
1125                 case mmGB_MACROTILE_MODE7:
1126                 case mmGB_MACROTILE_MODE8:
1127                 case mmGB_MACROTILE_MODE9:
1128                 case mmGB_MACROTILE_MODE10:
1129                 case mmGB_MACROTILE_MODE11:
1130                 case mmGB_MACROTILE_MODE12:
1131                 case mmGB_MACROTILE_MODE13:
1132                 case mmGB_MACROTILE_MODE14:
1133                 case mmGB_MACROTILE_MODE15:
1134                         idx = (reg_offset - mmGB_MACROTILE_MODE0);
1135                         return adev->gfx.config.macrotile_mode_array[idx];
1136                 default:
1137                         return RREG32(reg_offset);
1138                 }
1139         }
1140 }
1141
1142 static int cik_read_register(struct amdgpu_device *adev, u32 se_num,
1143                              u32 sh_num, u32 reg_offset, u32 *value)
1144 {
1145         uint32_t i;
1146
1147         *value = 0;
1148         for (i = 0; i < ARRAY_SIZE(cik_allowed_read_registers); i++) {
1149                 bool indexed = cik_allowed_read_registers[i].grbm_indexed;
1150
1151                 if (reg_offset != cik_allowed_read_registers[i].reg_offset)
1152                         continue;
1153
1154                 *value = cik_get_register_value(adev, indexed, se_num, sh_num,
1155                                                 reg_offset);
1156                 return 0;
1157         }
1158         return -EINVAL;
1159 }
1160
1161 struct kv_reset_save_regs {
1162         u32 gmcon_reng_execute;
1163         u32 gmcon_misc;
1164         u32 gmcon_misc3;
1165 };
1166
1167 static void kv_save_regs_for_reset(struct amdgpu_device *adev,
1168                                    struct kv_reset_save_regs *save)
1169 {
1170         save->gmcon_reng_execute = RREG32(mmGMCON_RENG_EXECUTE);
1171         save->gmcon_misc = RREG32(mmGMCON_MISC);
1172         save->gmcon_misc3 = RREG32(mmGMCON_MISC3);
1173
1174         WREG32(mmGMCON_RENG_EXECUTE, save->gmcon_reng_execute &
1175                 ~GMCON_RENG_EXECUTE__RENG_EXECUTE_ON_PWR_UP_MASK);
1176         WREG32(mmGMCON_MISC, save->gmcon_misc &
1177                 ~(GMCON_MISC__RENG_EXECUTE_ON_REG_UPDATE_MASK |
1178                         GMCON_MISC__STCTRL_STUTTER_EN_MASK));
1179 }
1180
1181 static void kv_restore_regs_for_reset(struct amdgpu_device *adev,
1182                                       struct kv_reset_save_regs *save)
1183 {
1184         int i;
1185
1186         WREG32(mmGMCON_PGFSM_WRITE, 0);
1187         WREG32(mmGMCON_PGFSM_CONFIG, 0x200010ff);
1188
1189         for (i = 0; i < 5; i++)
1190                 WREG32(mmGMCON_PGFSM_WRITE, 0);
1191
1192         WREG32(mmGMCON_PGFSM_WRITE, 0);
1193         WREG32(mmGMCON_PGFSM_CONFIG, 0x300010ff);
1194
1195         for (i = 0; i < 5; i++)
1196                 WREG32(mmGMCON_PGFSM_WRITE, 0);
1197
1198         WREG32(mmGMCON_PGFSM_WRITE, 0x210000);
1199         WREG32(mmGMCON_PGFSM_CONFIG, 0xa00010ff);
1200
1201         for (i = 0; i < 5; i++)
1202                 WREG32(mmGMCON_PGFSM_WRITE, 0);
1203
1204         WREG32(mmGMCON_PGFSM_WRITE, 0x21003);
1205         WREG32(mmGMCON_PGFSM_CONFIG, 0xb00010ff);
1206
1207         for (i = 0; i < 5; i++)
1208                 WREG32(mmGMCON_PGFSM_WRITE, 0);
1209
1210         WREG32(mmGMCON_PGFSM_WRITE, 0x2b00);
1211         WREG32(mmGMCON_PGFSM_CONFIG, 0xc00010ff);
1212
1213         for (i = 0; i < 5; i++)
1214                 WREG32(mmGMCON_PGFSM_WRITE, 0);
1215
1216         WREG32(mmGMCON_PGFSM_WRITE, 0);
1217         WREG32(mmGMCON_PGFSM_CONFIG, 0xd00010ff);
1218
1219         for (i = 0; i < 5; i++)
1220                 WREG32(mmGMCON_PGFSM_WRITE, 0);
1221
1222         WREG32(mmGMCON_PGFSM_WRITE, 0x420000);
1223         WREG32(mmGMCON_PGFSM_CONFIG, 0x100010ff);
1224
1225         for (i = 0; i < 5; i++)
1226                 WREG32(mmGMCON_PGFSM_WRITE, 0);
1227
1228         WREG32(mmGMCON_PGFSM_WRITE, 0x120202);
1229         WREG32(mmGMCON_PGFSM_CONFIG, 0x500010ff);
1230
1231         for (i = 0; i < 5; i++)
1232                 WREG32(mmGMCON_PGFSM_WRITE, 0);
1233
1234         WREG32(mmGMCON_PGFSM_WRITE, 0x3e3e36);
1235         WREG32(mmGMCON_PGFSM_CONFIG, 0x600010ff);
1236
1237         for (i = 0; i < 5; i++)
1238                 WREG32(mmGMCON_PGFSM_WRITE, 0);
1239
1240         WREG32(mmGMCON_PGFSM_WRITE, 0x373f3e);
1241         WREG32(mmGMCON_PGFSM_CONFIG, 0x700010ff);
1242
1243         for (i = 0; i < 5; i++)
1244                 WREG32(mmGMCON_PGFSM_WRITE, 0);
1245
1246         WREG32(mmGMCON_PGFSM_WRITE, 0x3e1332);
1247         WREG32(mmGMCON_PGFSM_CONFIG, 0xe00010ff);
1248
1249         WREG32(mmGMCON_MISC3, save->gmcon_misc3);
1250         WREG32(mmGMCON_MISC, save->gmcon_misc);
1251         WREG32(mmGMCON_RENG_EXECUTE, save->gmcon_reng_execute);
1252 }
1253
1254 static int cik_gpu_pci_config_reset(struct amdgpu_device *adev)
1255 {
1256         struct kv_reset_save_regs kv_save = { 0 };
1257         u32 i;
1258         int r = -EINVAL;
1259
1260         dev_info(adev->dev, "GPU pci config reset\n");
1261
1262         if (adev->flags & AMD_IS_APU)
1263                 kv_save_regs_for_reset(adev, &kv_save);
1264
1265         /* disable BM */
1266         pci_clear_master(adev->pdev);
1267         /* reset */
1268         amdgpu_device_pci_config_reset(adev);
1269
1270         udelay(100);
1271
1272         /* wait for asic to come out of reset */
1273         for (i = 0; i < adev->usec_timeout; i++) {
1274                 if (RREG32(mmCONFIG_MEMSIZE) != 0xffffffff) {
1275                         /* enable BM */
1276                         pci_set_master(adev->pdev);
1277                         adev->has_hw_reset = true;
1278                         r = 0;
1279                         break;
1280                 }
1281                 udelay(1);
1282         }
1283
1284         /* does asic init need to be run first??? */
1285         if (adev->flags & AMD_IS_APU)
1286                 kv_restore_regs_for_reset(adev, &kv_save);
1287
1288         return r;
1289 }
1290
1291 /**
1292  * cik_asic_pci_config_reset - soft reset GPU
1293  *
1294  * @adev: amdgpu_device pointer
1295  *
1296  * Use PCI Config method to reset the GPU.
1297  *
1298  * Returns 0 for success.
1299  */
1300 static int cik_asic_pci_config_reset(struct amdgpu_device *adev)
1301 {
1302         int r;
1303
1304         amdgpu_atombios_scratch_regs_engine_hung(adev, true);
1305
1306         r = cik_gpu_pci_config_reset(adev);
1307
1308         amdgpu_atombios_scratch_regs_engine_hung(adev, false);
1309
1310         return r;
1311 }
1312
1313 static bool cik_asic_supports_baco(struct amdgpu_device *adev)
1314 {
1315         switch (adev->asic_type) {
1316         case CHIP_BONAIRE:
1317         case CHIP_HAWAII:
1318                 return amdgpu_dpm_is_baco_supported(adev);
1319         default:
1320                 return false;
1321         }
1322 }
1323
1324 static enum amd_reset_method
1325 cik_asic_reset_method(struct amdgpu_device *adev)
1326 {
1327         bool baco_reset;
1328
1329         if (amdgpu_reset_method == AMD_RESET_METHOD_LEGACY ||
1330             amdgpu_reset_method == AMD_RESET_METHOD_BACO)
1331                 return amdgpu_reset_method;
1332
1333         if (amdgpu_reset_method != -1)
1334                 dev_warn(adev->dev, "Specified reset:%d isn't supported, using AUTO instead.\n",
1335                                   amdgpu_reset_method);
1336
1337         switch (adev->asic_type) {
1338         case CHIP_BONAIRE:
1339         case CHIP_HAWAII:
1340                 baco_reset = cik_asic_supports_baco(adev);
1341                 break;
1342         default:
1343                 baco_reset = false;
1344                 break;
1345         }
1346
1347         if (baco_reset)
1348                 return AMD_RESET_METHOD_BACO;
1349         else
1350                 return AMD_RESET_METHOD_LEGACY;
1351 }
1352
1353 /**
1354  * cik_asic_reset - soft reset GPU
1355  *
1356  * @adev: amdgpu_device pointer
1357  *
1358  * Look up which blocks are hung and attempt
1359  * to reset them.
1360  * Returns 0 for success.
1361  */
1362 static int cik_asic_reset(struct amdgpu_device *adev)
1363 {
1364         int r;
1365
1366         if (cik_asic_reset_method(adev) == AMD_RESET_METHOD_BACO) {
1367                 dev_info(adev->dev, "BACO reset\n");
1368                 r = amdgpu_dpm_baco_reset(adev);
1369         } else {
1370                 dev_info(adev->dev, "PCI CONFIG reset\n");
1371                 r = cik_asic_pci_config_reset(adev);
1372         }
1373
1374         return r;
1375 }
1376
1377 static u32 cik_get_config_memsize(struct amdgpu_device *adev)
1378 {
1379         return RREG32(mmCONFIG_MEMSIZE);
1380 }
1381
1382 static int cik_set_uvd_clock(struct amdgpu_device *adev, u32 clock,
1383                               u32 cntl_reg, u32 status_reg)
1384 {
1385         int r, i;
1386         struct atom_clock_dividers dividers;
1387         uint32_t tmp;
1388
1389         r = amdgpu_atombios_get_clock_dividers(adev,
1390                                                COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
1391                                                clock, false, &dividers);
1392         if (r)
1393                 return r;
1394
1395         tmp = RREG32_SMC(cntl_reg);
1396         tmp &= ~(CG_DCLK_CNTL__DCLK_DIR_CNTL_EN_MASK |
1397                 CG_DCLK_CNTL__DCLK_DIVIDER_MASK);
1398         tmp |= dividers.post_divider;
1399         WREG32_SMC(cntl_reg, tmp);
1400
1401         for (i = 0; i < 100; i++) {
1402                 if (RREG32_SMC(status_reg) & CG_DCLK_STATUS__DCLK_STATUS_MASK)
1403                         break;
1404                 mdelay(10);
1405         }
1406         if (i == 100)
1407                 return -ETIMEDOUT;
1408
1409         return 0;
1410 }
1411
1412 static int cik_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
1413 {
1414         int r = 0;
1415
1416         r = cik_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS);
1417         if (r)
1418                 return r;
1419
1420         r = cik_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS);
1421         return r;
1422 }
1423
1424 static int cik_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
1425 {
1426         int r, i;
1427         struct atom_clock_dividers dividers;
1428         u32 tmp;
1429
1430         r = amdgpu_atombios_get_clock_dividers(adev,
1431                                                COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
1432                                                ecclk, false, &dividers);
1433         if (r)
1434                 return r;
1435
1436         for (i = 0; i < 100; i++) {
1437                 if (RREG32_SMC(ixCG_ECLK_STATUS) & CG_ECLK_STATUS__ECLK_STATUS_MASK)
1438                         break;
1439                 mdelay(10);
1440         }
1441         if (i == 100)
1442                 return -ETIMEDOUT;
1443
1444         tmp = RREG32_SMC(ixCG_ECLK_CNTL);
1445         tmp &= ~(CG_ECLK_CNTL__ECLK_DIR_CNTL_EN_MASK |
1446                 CG_ECLK_CNTL__ECLK_DIVIDER_MASK);
1447         tmp |= dividers.post_divider;
1448         WREG32_SMC(ixCG_ECLK_CNTL, tmp);
1449
1450         for (i = 0; i < 100; i++) {
1451                 if (RREG32_SMC(ixCG_ECLK_STATUS) & CG_ECLK_STATUS__ECLK_STATUS_MASK)
1452                         break;
1453                 mdelay(10);
1454         }
1455         if (i == 100)
1456                 return -ETIMEDOUT;
1457
1458         return 0;
1459 }
1460
1461 static void cik_pcie_gen3_enable(struct amdgpu_device *adev)
1462 {
1463         struct pci_dev *root = adev->pdev->bus->self;
1464         u32 speed_cntl, current_data_rate;
1465         int i;
1466         u16 tmp16;
1467
1468         if (pci_is_root_bus(adev->pdev->bus))
1469                 return;
1470
1471         if (amdgpu_pcie_gen2 == 0)
1472                 return;
1473
1474         if (adev->flags & AMD_IS_APU)
1475                 return;
1476
1477         if (!(adev->pm.pcie_gen_mask & (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 |
1478                                         CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)))
1479                 return;
1480
1481         speed_cntl = RREG32_PCIE(ixPCIE_LC_SPEED_CNTL);
1482         current_data_rate = (speed_cntl & PCIE_LC_SPEED_CNTL__LC_CURRENT_DATA_RATE_MASK) >>
1483                 PCIE_LC_SPEED_CNTL__LC_CURRENT_DATA_RATE__SHIFT;
1484         if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3) {
1485                 if (current_data_rate == 2) {
1486                         DRM_INFO("PCIE gen 3 link speeds already enabled\n");
1487                         return;
1488                 }
1489                 DRM_INFO("enabling PCIE gen 3 link speeds, disable with amdgpu.pcie_gen2=0\n");
1490         } else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2) {
1491                 if (current_data_rate == 1) {
1492                         DRM_INFO("PCIE gen 2 link speeds already enabled\n");
1493                         return;
1494                 }
1495                 DRM_INFO("enabling PCIE gen 2 link speeds, disable with amdgpu.pcie_gen2=0\n");
1496         }
1497
1498         if (!pci_is_pcie(root) || !pci_is_pcie(adev->pdev))
1499                 return;
1500
1501         if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3) {
1502                 /* re-try equalization if gen3 is not already enabled */
1503                 if (current_data_rate != 2) {
1504                         u16 bridge_cfg, gpu_cfg;
1505                         u16 bridge_cfg2, gpu_cfg2;
1506                         u32 max_lw, current_lw, tmp;
1507
1508                         pcie_capability_read_word(root, PCI_EXP_LNKCTL,
1509                                                   &bridge_cfg);
1510                         pcie_capability_read_word(adev->pdev, PCI_EXP_LNKCTL,
1511                                                   &gpu_cfg);
1512
1513                         tmp16 = bridge_cfg | PCI_EXP_LNKCTL_HAWD;
1514                         pcie_capability_write_word(root, PCI_EXP_LNKCTL, tmp16);
1515
1516                         tmp16 = gpu_cfg | PCI_EXP_LNKCTL_HAWD;
1517                         pcie_capability_write_word(adev->pdev, PCI_EXP_LNKCTL,
1518                                                    tmp16);
1519
1520                         tmp = RREG32_PCIE(ixPCIE_LC_STATUS1);
1521                         max_lw = (tmp & PCIE_LC_STATUS1__LC_DETECTED_LINK_WIDTH_MASK) >>
1522                                 PCIE_LC_STATUS1__LC_DETECTED_LINK_WIDTH__SHIFT;
1523                         current_lw = (tmp & PCIE_LC_STATUS1__LC_OPERATING_LINK_WIDTH_MASK)
1524                                 >> PCIE_LC_STATUS1__LC_OPERATING_LINK_WIDTH__SHIFT;
1525
1526                         if (current_lw < max_lw) {
1527                                 tmp = RREG32_PCIE(ixPCIE_LC_LINK_WIDTH_CNTL);
1528                                 if (tmp & PCIE_LC_LINK_WIDTH_CNTL__LC_RENEGOTIATION_SUPPORT_MASK) {
1529                                         tmp &= ~(PCIE_LC_LINK_WIDTH_CNTL__LC_LINK_WIDTH_MASK |
1530                                                 PCIE_LC_LINK_WIDTH_CNTL__LC_UPCONFIGURE_DIS_MASK);
1531                                         tmp |= (max_lw <<
1532                                                 PCIE_LC_LINK_WIDTH_CNTL__LC_LINK_WIDTH__SHIFT);
1533                                         tmp |= PCIE_LC_LINK_WIDTH_CNTL__LC_UPCONFIGURE_SUPPORT_MASK |
1534                                         PCIE_LC_LINK_WIDTH_CNTL__LC_RENEGOTIATE_EN_MASK |
1535                                         PCIE_LC_LINK_WIDTH_CNTL__LC_RECONFIG_NOW_MASK;
1536                                         WREG32_PCIE(ixPCIE_LC_LINK_WIDTH_CNTL, tmp);
1537                                 }
1538                         }
1539
1540                         for (i = 0; i < 10; i++) {
1541                                 /* check status */
1542                                 pcie_capability_read_word(adev->pdev,
1543                                                           PCI_EXP_DEVSTA,
1544                                                           &tmp16);
1545                                 if (tmp16 & PCI_EXP_DEVSTA_TRPND)
1546                                         break;
1547
1548                                 pcie_capability_read_word(root, PCI_EXP_LNKCTL,
1549                                                           &bridge_cfg);
1550                                 pcie_capability_read_word(adev->pdev,
1551                                                           PCI_EXP_LNKCTL,
1552                                                           &gpu_cfg);
1553
1554                                 pcie_capability_read_word(root, PCI_EXP_LNKCTL2,
1555                                                           &bridge_cfg2);
1556                                 pcie_capability_read_word(adev->pdev,
1557                                                           PCI_EXP_LNKCTL2,
1558                                                           &gpu_cfg2);
1559
1560                                 tmp = RREG32_PCIE(ixPCIE_LC_CNTL4);
1561                                 tmp |= PCIE_LC_CNTL4__LC_SET_QUIESCE_MASK;
1562                                 WREG32_PCIE(ixPCIE_LC_CNTL4, tmp);
1563
1564                                 tmp = RREG32_PCIE(ixPCIE_LC_CNTL4);
1565                                 tmp |= PCIE_LC_CNTL4__LC_REDO_EQ_MASK;
1566                                 WREG32_PCIE(ixPCIE_LC_CNTL4, tmp);
1567
1568                                 msleep(100);
1569
1570                                 /* linkctl */
1571                                 pcie_capability_read_word(root, PCI_EXP_LNKCTL,
1572                                                           &tmp16);
1573                                 tmp16 &= ~PCI_EXP_LNKCTL_HAWD;
1574                                 tmp16 |= (bridge_cfg & PCI_EXP_LNKCTL_HAWD);
1575                                 pcie_capability_write_word(root, PCI_EXP_LNKCTL,
1576                                                            tmp16);
1577
1578                                 pcie_capability_read_word(adev->pdev,
1579                                                           PCI_EXP_LNKCTL,
1580                                                           &tmp16);
1581                                 tmp16 &= ~PCI_EXP_LNKCTL_HAWD;
1582                                 tmp16 |= (gpu_cfg & PCI_EXP_LNKCTL_HAWD);
1583                                 pcie_capability_write_word(adev->pdev,
1584                                                            PCI_EXP_LNKCTL,
1585                                                            tmp16);
1586
1587                                 /* linkctl2 */
1588                                 pcie_capability_read_word(root, PCI_EXP_LNKCTL2,
1589                                                           &tmp16);
1590                                 tmp16 &= ~(PCI_EXP_LNKCTL2_ENTER_COMP |
1591                                            PCI_EXP_LNKCTL2_TX_MARGIN);
1592                                 tmp16 |= (bridge_cfg2 &
1593                                           (PCI_EXP_LNKCTL2_ENTER_COMP |
1594                                            PCI_EXP_LNKCTL2_TX_MARGIN));
1595                                 pcie_capability_write_word(root,
1596                                                            PCI_EXP_LNKCTL2,
1597                                                            tmp16);
1598
1599                                 pcie_capability_read_word(adev->pdev,
1600                                                           PCI_EXP_LNKCTL2,
1601                                                           &tmp16);
1602                                 tmp16 &= ~(PCI_EXP_LNKCTL2_ENTER_COMP |
1603                                            PCI_EXP_LNKCTL2_TX_MARGIN);
1604                                 tmp16 |= (gpu_cfg2 &
1605                                           (PCI_EXP_LNKCTL2_ENTER_COMP |
1606                                            PCI_EXP_LNKCTL2_TX_MARGIN));
1607                                 pcie_capability_write_word(adev->pdev,
1608                                                            PCI_EXP_LNKCTL2,
1609                                                            tmp16);
1610
1611                                 tmp = RREG32_PCIE(ixPCIE_LC_CNTL4);
1612                                 tmp &= ~PCIE_LC_CNTL4__LC_SET_QUIESCE_MASK;
1613                                 WREG32_PCIE(ixPCIE_LC_CNTL4, tmp);
1614                         }
1615                 }
1616         }
1617
1618         /* set the link speed */
1619         speed_cntl |= PCIE_LC_SPEED_CNTL__LC_FORCE_EN_SW_SPEED_CHANGE_MASK |
1620                 PCIE_LC_SPEED_CNTL__LC_FORCE_DIS_HW_SPEED_CHANGE_MASK;
1621         speed_cntl &= ~PCIE_LC_SPEED_CNTL__LC_FORCE_DIS_SW_SPEED_CHANGE_MASK;
1622         WREG32_PCIE(ixPCIE_LC_SPEED_CNTL, speed_cntl);
1623
1624         pcie_capability_read_word(adev->pdev, PCI_EXP_LNKCTL2, &tmp16);
1625         tmp16 &= ~PCI_EXP_LNKCTL2_TLS;
1626
1627         if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)
1628                 tmp16 |= PCI_EXP_LNKCTL2_TLS_8_0GT; /* gen3 */
1629         else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2)
1630                 tmp16 |= PCI_EXP_LNKCTL2_TLS_5_0GT; /* gen2 */
1631         else
1632                 tmp16 |= PCI_EXP_LNKCTL2_TLS_2_5GT; /* gen1 */
1633         pcie_capability_write_word(adev->pdev, PCI_EXP_LNKCTL2, tmp16);
1634
1635         speed_cntl = RREG32_PCIE(ixPCIE_LC_SPEED_CNTL);
1636         speed_cntl |= PCIE_LC_SPEED_CNTL__LC_INITIATE_LINK_SPEED_CHANGE_MASK;
1637         WREG32_PCIE(ixPCIE_LC_SPEED_CNTL, speed_cntl);
1638
1639         for (i = 0; i < adev->usec_timeout; i++) {
1640                 speed_cntl = RREG32_PCIE(ixPCIE_LC_SPEED_CNTL);
1641                 if ((speed_cntl & PCIE_LC_SPEED_CNTL__LC_INITIATE_LINK_SPEED_CHANGE_MASK) == 0)
1642                         break;
1643                 udelay(1);
1644         }
1645 }
1646
1647 static void cik_program_aspm(struct amdgpu_device *adev)
1648 {
1649         u32 data, orig;
1650         bool disable_l0s = false, disable_l1 = false, disable_plloff_in_l1 = false;
1651         bool disable_clkreq = false;
1652
1653         if (amdgpu_aspm == 0)
1654                 return;
1655
1656         if (pci_is_root_bus(adev->pdev->bus))
1657                 return;
1658
1659         /* XXX double check APUs */
1660         if (adev->flags & AMD_IS_APU)
1661                 return;
1662
1663         orig = data = RREG32_PCIE(ixPCIE_LC_N_FTS_CNTL);
1664         data &= ~PCIE_LC_N_FTS_CNTL__LC_XMIT_N_FTS_MASK;
1665         data |= (0x24 << PCIE_LC_N_FTS_CNTL__LC_XMIT_N_FTS__SHIFT) |
1666                 PCIE_LC_N_FTS_CNTL__LC_XMIT_N_FTS_OVERRIDE_EN_MASK;
1667         if (orig != data)
1668                 WREG32_PCIE(ixPCIE_LC_N_FTS_CNTL, data);
1669
1670         orig = data = RREG32_PCIE(ixPCIE_LC_CNTL3);
1671         data |= PCIE_LC_CNTL3__LC_GO_TO_RECOVERY_MASK;
1672         if (orig != data)
1673                 WREG32_PCIE(ixPCIE_LC_CNTL3, data);
1674
1675         orig = data = RREG32_PCIE(ixPCIE_P_CNTL);
1676         data |= PCIE_P_CNTL__P_IGNORE_EDB_ERR_MASK;
1677         if (orig != data)
1678                 WREG32_PCIE(ixPCIE_P_CNTL, data);
1679
1680         orig = data = RREG32_PCIE(ixPCIE_LC_CNTL);
1681         data &= ~(PCIE_LC_CNTL__LC_L0S_INACTIVITY_MASK |
1682                 PCIE_LC_CNTL__LC_L1_INACTIVITY_MASK);
1683         data |= PCIE_LC_CNTL__LC_PMI_TO_L1_DIS_MASK;
1684         if (!disable_l0s)
1685                 data |= (7 << PCIE_LC_CNTL__LC_L0S_INACTIVITY__SHIFT);
1686
1687         if (!disable_l1) {
1688                 data |= (7 << PCIE_LC_CNTL__LC_L1_INACTIVITY__SHIFT);
1689                 data &= ~PCIE_LC_CNTL__LC_PMI_TO_L1_DIS_MASK;
1690                 if (orig != data)
1691                         WREG32_PCIE(ixPCIE_LC_CNTL, data);
1692
1693                 if (!disable_plloff_in_l1) {
1694                         bool clk_req_support;
1695
1696                         orig = data = RREG32_PCIE(ixPB0_PIF_PWRDOWN_0);
1697                         data &= ~(PB0_PIF_PWRDOWN_0__PLL_POWER_STATE_IN_OFF_0_MASK |
1698                                 PB0_PIF_PWRDOWN_0__PLL_POWER_STATE_IN_TXS2_0_MASK);
1699                         data |= (7 << PB0_PIF_PWRDOWN_0__PLL_POWER_STATE_IN_OFF_0__SHIFT) |
1700                                 (7 << PB0_PIF_PWRDOWN_0__PLL_POWER_STATE_IN_TXS2_0__SHIFT);
1701                         if (orig != data)
1702                                 WREG32_PCIE(ixPB0_PIF_PWRDOWN_0, data);
1703
1704                         orig = data = RREG32_PCIE(ixPB0_PIF_PWRDOWN_1);
1705                         data &= ~(PB0_PIF_PWRDOWN_1__PLL_POWER_STATE_IN_OFF_1_MASK |
1706                                 PB0_PIF_PWRDOWN_1__PLL_POWER_STATE_IN_TXS2_1_MASK);
1707                         data |= (7 << PB0_PIF_PWRDOWN_1__PLL_POWER_STATE_IN_OFF_1__SHIFT) |
1708                                 (7 << PB0_PIF_PWRDOWN_1__PLL_POWER_STATE_IN_TXS2_1__SHIFT);
1709                         if (orig != data)
1710                                 WREG32_PCIE(ixPB0_PIF_PWRDOWN_1, data);
1711
1712                         orig = data = RREG32_PCIE(ixPB1_PIF_PWRDOWN_0);
1713                         data &= ~(PB1_PIF_PWRDOWN_0__PLL_POWER_STATE_IN_OFF_0_MASK |
1714                                 PB1_PIF_PWRDOWN_0__PLL_POWER_STATE_IN_TXS2_0_MASK);
1715                         data |= (7 << PB1_PIF_PWRDOWN_0__PLL_POWER_STATE_IN_OFF_0__SHIFT) |
1716                                 (7 << PB1_PIF_PWRDOWN_0__PLL_POWER_STATE_IN_TXS2_0__SHIFT);
1717                         if (orig != data)
1718                                 WREG32_PCIE(ixPB1_PIF_PWRDOWN_0, data);
1719
1720                         orig = data = RREG32_PCIE(ixPB1_PIF_PWRDOWN_1);
1721                         data &= ~(PB1_PIF_PWRDOWN_1__PLL_POWER_STATE_IN_OFF_1_MASK |
1722                                 PB1_PIF_PWRDOWN_1__PLL_POWER_STATE_IN_TXS2_1_MASK);
1723                         data |= (7 << PB1_PIF_PWRDOWN_1__PLL_POWER_STATE_IN_OFF_1__SHIFT) |
1724                                 (7 << PB1_PIF_PWRDOWN_1__PLL_POWER_STATE_IN_TXS2_1__SHIFT);
1725                         if (orig != data)
1726                                 WREG32_PCIE(ixPB1_PIF_PWRDOWN_1, data);
1727
1728                         orig = data = RREG32_PCIE(ixPCIE_LC_LINK_WIDTH_CNTL);
1729                         data &= ~PCIE_LC_LINK_WIDTH_CNTL__LC_DYN_LANES_PWR_STATE_MASK;
1730                         data |= ~(3 << PCIE_LC_LINK_WIDTH_CNTL__LC_DYN_LANES_PWR_STATE__SHIFT);
1731                         if (orig != data)
1732                                 WREG32_PCIE(ixPCIE_LC_LINK_WIDTH_CNTL, data);
1733
1734                         if (!disable_clkreq) {
1735                                 struct pci_dev *root = adev->pdev->bus->self;
1736                                 u32 lnkcap;
1737
1738                                 clk_req_support = false;
1739                                 pcie_capability_read_dword(root, PCI_EXP_LNKCAP, &lnkcap);
1740                                 if (lnkcap & PCI_EXP_LNKCAP_CLKPM)
1741                                         clk_req_support = true;
1742                         } else {
1743                                 clk_req_support = false;
1744                         }
1745
1746                         if (clk_req_support) {
1747                                 orig = data = RREG32_PCIE(ixPCIE_LC_CNTL2);
1748                                 data |= PCIE_LC_CNTL2__LC_ALLOW_PDWN_IN_L1_MASK |
1749                                         PCIE_LC_CNTL2__LC_ALLOW_PDWN_IN_L23_MASK;
1750                                 if (orig != data)
1751                                         WREG32_PCIE(ixPCIE_LC_CNTL2, data);
1752
1753                                 orig = data = RREG32_SMC(ixTHM_CLK_CNTL);
1754                                 data &= ~(THM_CLK_CNTL__CMON_CLK_SEL_MASK |
1755                                         THM_CLK_CNTL__TMON_CLK_SEL_MASK);
1756                                 data |= (1 << THM_CLK_CNTL__CMON_CLK_SEL__SHIFT) |
1757                                         (1 << THM_CLK_CNTL__TMON_CLK_SEL__SHIFT);
1758                                 if (orig != data)
1759                                         WREG32_SMC(ixTHM_CLK_CNTL, data);
1760
1761                                 orig = data = RREG32_SMC(ixMISC_CLK_CTRL);
1762                                 data &= ~(MISC_CLK_CTRL__DEEP_SLEEP_CLK_SEL_MASK |
1763                                         MISC_CLK_CTRL__ZCLK_SEL_MASK);
1764                                 data |= (1 << MISC_CLK_CTRL__DEEP_SLEEP_CLK_SEL__SHIFT) |
1765                                         (1 << MISC_CLK_CTRL__ZCLK_SEL__SHIFT);
1766                                 if (orig != data)
1767                                         WREG32_SMC(ixMISC_CLK_CTRL, data);
1768
1769                                 orig = data = RREG32_SMC(ixCG_CLKPIN_CNTL);
1770                                 data &= ~CG_CLKPIN_CNTL__BCLK_AS_XCLK_MASK;
1771                                 if (orig != data)
1772                                         WREG32_SMC(ixCG_CLKPIN_CNTL, data);
1773
1774                                 orig = data = RREG32_SMC(ixCG_CLKPIN_CNTL_2);
1775                                 data &= ~CG_CLKPIN_CNTL_2__FORCE_BIF_REFCLK_EN_MASK;
1776                                 if (orig != data)
1777                                         WREG32_SMC(ixCG_CLKPIN_CNTL_2, data);
1778
1779                                 orig = data = RREG32_SMC(ixMPLL_BYPASSCLK_SEL);
1780                                 data &= ~MPLL_BYPASSCLK_SEL__MPLL_CLKOUT_SEL_MASK;
1781                                 data |= (4 << MPLL_BYPASSCLK_SEL__MPLL_CLKOUT_SEL__SHIFT);
1782                                 if (orig != data)
1783                                         WREG32_SMC(ixMPLL_BYPASSCLK_SEL, data);
1784                         }
1785                 }
1786         } else {
1787                 if (orig != data)
1788                         WREG32_PCIE(ixPCIE_LC_CNTL, data);
1789         }
1790
1791         orig = data = RREG32_PCIE(ixPCIE_CNTL2);
1792         data |= PCIE_CNTL2__SLV_MEM_LS_EN_MASK |
1793                 PCIE_CNTL2__MST_MEM_LS_EN_MASK |
1794                 PCIE_CNTL2__REPLAY_MEM_LS_EN_MASK;
1795         if (orig != data)
1796                 WREG32_PCIE(ixPCIE_CNTL2, data);
1797
1798         if (!disable_l0s) {
1799                 data = RREG32_PCIE(ixPCIE_LC_N_FTS_CNTL);
1800                 if ((data & PCIE_LC_N_FTS_CNTL__LC_N_FTS_MASK) ==
1801                                 PCIE_LC_N_FTS_CNTL__LC_N_FTS_MASK) {
1802                         data = RREG32_PCIE(ixPCIE_LC_STATUS1);
1803                         if ((data & PCIE_LC_STATUS1__LC_REVERSE_XMIT_MASK) &&
1804                         (data & PCIE_LC_STATUS1__LC_REVERSE_RCVR_MASK)) {
1805                                 orig = data = RREG32_PCIE(ixPCIE_LC_CNTL);
1806                                 data &= ~PCIE_LC_CNTL__LC_L0S_INACTIVITY_MASK;
1807                                 if (orig != data)
1808                                         WREG32_PCIE(ixPCIE_LC_CNTL, data);
1809                         }
1810                 }
1811         }
1812 }
1813
1814 static uint32_t cik_get_rev_id(struct amdgpu_device *adev)
1815 {
1816         return (RREG32(mmCC_DRM_ID_STRAPS) & CC_DRM_ID_STRAPS__ATI_REV_ID_MASK)
1817                 >> CC_DRM_ID_STRAPS__ATI_REV_ID__SHIFT;
1818 }
1819
1820 static void cik_flush_hdp(struct amdgpu_device *adev, struct amdgpu_ring *ring)
1821 {
1822         if (!ring || !ring->funcs->emit_wreg) {
1823                 WREG32(mmHDP_MEM_COHERENCY_FLUSH_CNTL, 1);
1824                 RREG32(mmHDP_MEM_COHERENCY_FLUSH_CNTL);
1825         } else {
1826                 amdgpu_ring_emit_wreg(ring, mmHDP_MEM_COHERENCY_FLUSH_CNTL, 1);
1827         }
1828 }
1829
1830 static void cik_invalidate_hdp(struct amdgpu_device *adev,
1831                                struct amdgpu_ring *ring)
1832 {
1833         if (!ring || !ring->funcs->emit_wreg) {
1834                 WREG32(mmHDP_DEBUG0, 1);
1835                 RREG32(mmHDP_DEBUG0);
1836         } else {
1837                 amdgpu_ring_emit_wreg(ring, mmHDP_DEBUG0, 1);
1838         }
1839 }
1840
1841 static bool cik_need_full_reset(struct amdgpu_device *adev)
1842 {
1843         /* change this when we support soft reset */
1844         return true;
1845 }
1846
1847 static void cik_get_pcie_usage(struct amdgpu_device *adev, uint64_t *count0,
1848                                uint64_t *count1)
1849 {
1850         uint32_t perfctr = 0;
1851         uint64_t cnt0_of, cnt1_of;
1852         int tmp;
1853
1854         /* This reports 0 on APUs, so return to avoid writing/reading registers
1855          * that may or may not be different from their GPU counterparts
1856          */
1857         if (adev->flags & AMD_IS_APU)
1858                 return;
1859
1860         /* Set the 2 events that we wish to watch, defined above */
1861         /* Reg 40 is # received msgs, Reg 104 is # of posted requests sent */
1862         perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT0_SEL, 40);
1863         perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT1_SEL, 104);
1864
1865         /* Write to enable desired perf counters */
1866         WREG32_PCIE(ixPCIE_PERF_CNTL_TXCLK, perfctr);
1867         /* Zero out and enable the perf counters
1868          * Write 0x5:
1869          * Bit 0 = Start all counters(1)
1870          * Bit 2 = Global counter reset enable(1)
1871          */
1872         WREG32_PCIE(ixPCIE_PERF_COUNT_CNTL, 0x00000005);
1873
1874         msleep(1000);
1875
1876         /* Load the shadow and disable the perf counters
1877          * Write 0x2:
1878          * Bit 0 = Stop counters(0)
1879          * Bit 1 = Load the shadow counters(1)
1880          */
1881         WREG32_PCIE(ixPCIE_PERF_COUNT_CNTL, 0x00000002);
1882
1883         /* Read register values to get any >32bit overflow */
1884         tmp = RREG32_PCIE(ixPCIE_PERF_CNTL_TXCLK);
1885         cnt0_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER0_UPPER);
1886         cnt1_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER1_UPPER);
1887
1888         /* Get the values and add the overflow */
1889         *count0 = RREG32_PCIE(ixPCIE_PERF_COUNT0_TXCLK) | (cnt0_of << 32);
1890         *count1 = RREG32_PCIE(ixPCIE_PERF_COUNT1_TXCLK) | (cnt1_of << 32);
1891 }
1892
1893 static bool cik_need_reset_on_init(struct amdgpu_device *adev)
1894 {
1895         u32 clock_cntl, pc;
1896
1897         if (adev->flags & AMD_IS_APU)
1898                 return false;
1899
1900         /* check if the SMC is already running */
1901         clock_cntl = RREG32_SMC(ixSMC_SYSCON_CLOCK_CNTL_0);
1902         pc = RREG32_SMC(ixSMC_PC_C);
1903         if ((0 == REG_GET_FIELD(clock_cntl, SMC_SYSCON_CLOCK_CNTL_0, ck_disable)) &&
1904             (0x20100 <= pc))
1905                 return true;
1906
1907         return false;
1908 }
1909
1910 static uint64_t cik_get_pcie_replay_count(struct amdgpu_device *adev)
1911 {
1912         uint64_t nak_r, nak_g;
1913
1914         /* Get the number of NAKs received and generated */
1915         nak_r = RREG32_PCIE(ixPCIE_RX_NUM_NAK);
1916         nak_g = RREG32_PCIE(ixPCIE_RX_NUM_NAK_GENERATED);
1917
1918         /* Add the total number of NAKs, i.e the number of replays */
1919         return (nak_r + nak_g);
1920 }
1921
1922 static void cik_pre_asic_init(struct amdgpu_device *adev)
1923 {
1924 }
1925
1926 static const struct amdgpu_asic_funcs cik_asic_funcs =
1927 {
1928         .read_disabled_bios = &cik_read_disabled_bios,
1929         .read_bios_from_rom = &cik_read_bios_from_rom,
1930         .read_register = &cik_read_register,
1931         .reset = &cik_asic_reset,
1932         .reset_method = &cik_asic_reset_method,
1933         .set_vga_state = &cik_vga_set_state,
1934         .get_xclk = &cik_get_xclk,
1935         .set_uvd_clocks = &cik_set_uvd_clocks,
1936         .set_vce_clocks = &cik_set_vce_clocks,
1937         .get_config_memsize = &cik_get_config_memsize,
1938         .flush_hdp = &cik_flush_hdp,
1939         .invalidate_hdp = &cik_invalidate_hdp,
1940         .need_full_reset = &cik_need_full_reset,
1941         .init_doorbell_index = &legacy_doorbell_index_init,
1942         .get_pcie_usage = &cik_get_pcie_usage,
1943         .need_reset_on_init = &cik_need_reset_on_init,
1944         .get_pcie_replay_count = &cik_get_pcie_replay_count,
1945         .supports_baco = &cik_asic_supports_baco,
1946         .pre_asic_init = &cik_pre_asic_init,
1947 };
1948
1949 static int cik_common_early_init(void *handle)
1950 {
1951         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1952
1953         adev->smc_rreg = &cik_smc_rreg;
1954         adev->smc_wreg = &cik_smc_wreg;
1955         adev->pcie_rreg = &cik_pcie_rreg;
1956         adev->pcie_wreg = &cik_pcie_wreg;
1957         adev->uvd_ctx_rreg = &cik_uvd_ctx_rreg;
1958         adev->uvd_ctx_wreg = &cik_uvd_ctx_wreg;
1959         adev->didt_rreg = &cik_didt_rreg;
1960         adev->didt_wreg = &cik_didt_wreg;
1961
1962         adev->asic_funcs = &cik_asic_funcs;
1963
1964         adev->rev_id = cik_get_rev_id(adev);
1965         adev->external_rev_id = 0xFF;
1966         switch (adev->asic_type) {
1967         case CHIP_BONAIRE:
1968                 adev->cg_flags =
1969                         AMD_CG_SUPPORT_GFX_MGCG |
1970                         AMD_CG_SUPPORT_GFX_MGLS |
1971                         /*AMD_CG_SUPPORT_GFX_CGCG |*/
1972                         AMD_CG_SUPPORT_GFX_CGLS |
1973                         AMD_CG_SUPPORT_GFX_CGTS |
1974                         AMD_CG_SUPPORT_GFX_CGTS_LS |
1975                         AMD_CG_SUPPORT_GFX_CP_LS |
1976                         AMD_CG_SUPPORT_MC_LS |
1977                         AMD_CG_SUPPORT_MC_MGCG |
1978                         AMD_CG_SUPPORT_SDMA_MGCG |
1979                         AMD_CG_SUPPORT_SDMA_LS |
1980                         AMD_CG_SUPPORT_BIF_LS |
1981                         AMD_CG_SUPPORT_VCE_MGCG |
1982                         AMD_CG_SUPPORT_UVD_MGCG |
1983                         AMD_CG_SUPPORT_HDP_LS |
1984                         AMD_CG_SUPPORT_HDP_MGCG;
1985                 adev->pg_flags = 0;
1986                 adev->external_rev_id = adev->rev_id + 0x14;
1987                 break;
1988         case CHIP_HAWAII:
1989                 adev->cg_flags =
1990                         AMD_CG_SUPPORT_GFX_MGCG |
1991                         AMD_CG_SUPPORT_GFX_MGLS |
1992                         /*AMD_CG_SUPPORT_GFX_CGCG |*/
1993                         AMD_CG_SUPPORT_GFX_CGLS |
1994                         AMD_CG_SUPPORT_GFX_CGTS |
1995                         AMD_CG_SUPPORT_GFX_CP_LS |
1996                         AMD_CG_SUPPORT_MC_LS |
1997                         AMD_CG_SUPPORT_MC_MGCG |
1998                         AMD_CG_SUPPORT_SDMA_MGCG |
1999                         AMD_CG_SUPPORT_SDMA_LS |
2000                         AMD_CG_SUPPORT_BIF_LS |
2001                         AMD_CG_SUPPORT_VCE_MGCG |
2002                         AMD_CG_SUPPORT_UVD_MGCG |
2003                         AMD_CG_SUPPORT_HDP_LS |
2004                         AMD_CG_SUPPORT_HDP_MGCG;
2005                 adev->pg_flags = 0;
2006                 adev->external_rev_id = 0x28;
2007                 break;
2008         case CHIP_KAVERI:
2009                 adev->cg_flags =
2010                         AMD_CG_SUPPORT_GFX_MGCG |
2011                         AMD_CG_SUPPORT_GFX_MGLS |
2012                         /*AMD_CG_SUPPORT_GFX_CGCG |*/
2013                         AMD_CG_SUPPORT_GFX_CGLS |
2014                         AMD_CG_SUPPORT_GFX_CGTS |
2015                         AMD_CG_SUPPORT_GFX_CGTS_LS |
2016                         AMD_CG_SUPPORT_GFX_CP_LS |
2017                         AMD_CG_SUPPORT_SDMA_MGCG |
2018                         AMD_CG_SUPPORT_SDMA_LS |
2019                         AMD_CG_SUPPORT_BIF_LS |
2020                         AMD_CG_SUPPORT_VCE_MGCG |
2021                         AMD_CG_SUPPORT_UVD_MGCG |
2022                         AMD_CG_SUPPORT_HDP_LS |
2023                         AMD_CG_SUPPORT_HDP_MGCG;
2024                 adev->pg_flags =
2025                         /*AMD_PG_SUPPORT_GFX_PG |
2026                           AMD_PG_SUPPORT_GFX_SMG |
2027                           AMD_PG_SUPPORT_GFX_DMG |*/
2028                         AMD_PG_SUPPORT_UVD |
2029                         AMD_PG_SUPPORT_VCE |
2030                         /*  AMD_PG_SUPPORT_CP |
2031                           AMD_PG_SUPPORT_GDS |
2032                           AMD_PG_SUPPORT_RLC_SMU_HS |
2033                           AMD_PG_SUPPORT_ACP |
2034                           AMD_PG_SUPPORT_SAMU |*/
2035                         0;
2036                 if (adev->pdev->device == 0x1312 ||
2037                         adev->pdev->device == 0x1316 ||
2038                         adev->pdev->device == 0x1317)
2039                         adev->external_rev_id = 0x41;
2040                 else
2041                         adev->external_rev_id = 0x1;
2042                 break;
2043         case CHIP_KABINI:
2044         case CHIP_MULLINS:
2045                 adev->cg_flags =
2046                         AMD_CG_SUPPORT_GFX_MGCG |
2047                         AMD_CG_SUPPORT_GFX_MGLS |
2048                         /*AMD_CG_SUPPORT_GFX_CGCG |*/
2049                         AMD_CG_SUPPORT_GFX_CGLS |
2050                         AMD_CG_SUPPORT_GFX_CGTS |
2051                         AMD_CG_SUPPORT_GFX_CGTS_LS |
2052                         AMD_CG_SUPPORT_GFX_CP_LS |
2053                         AMD_CG_SUPPORT_SDMA_MGCG |
2054                         AMD_CG_SUPPORT_SDMA_LS |
2055                         AMD_CG_SUPPORT_BIF_LS |
2056                         AMD_CG_SUPPORT_VCE_MGCG |
2057                         AMD_CG_SUPPORT_UVD_MGCG |
2058                         AMD_CG_SUPPORT_HDP_LS |
2059                         AMD_CG_SUPPORT_HDP_MGCG;
2060                 adev->pg_flags =
2061                         /*AMD_PG_SUPPORT_GFX_PG |
2062                           AMD_PG_SUPPORT_GFX_SMG | */
2063                         AMD_PG_SUPPORT_UVD |
2064                         /*AMD_PG_SUPPORT_VCE |
2065                           AMD_PG_SUPPORT_CP |
2066                           AMD_PG_SUPPORT_GDS |
2067                           AMD_PG_SUPPORT_RLC_SMU_HS |
2068                           AMD_PG_SUPPORT_SAMU |*/
2069                         0;
2070                 if (adev->asic_type == CHIP_KABINI) {
2071                         if (adev->rev_id == 0)
2072                                 adev->external_rev_id = 0x81;
2073                         else if (adev->rev_id == 1)
2074                                 adev->external_rev_id = 0x82;
2075                         else if (adev->rev_id == 2)
2076                                 adev->external_rev_id = 0x85;
2077                 } else
2078                         adev->external_rev_id = adev->rev_id + 0xa1;
2079                 break;
2080         default:
2081                 /* FIXME: not supported yet */
2082                 return -EINVAL;
2083         }
2084
2085         return 0;
2086 }
2087
2088 static int cik_common_sw_init(void *handle)
2089 {
2090         return 0;
2091 }
2092
2093 static int cik_common_sw_fini(void *handle)
2094 {
2095         return 0;
2096 }
2097
2098 static int cik_common_hw_init(void *handle)
2099 {
2100         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2101
2102         /* move the golden regs per IP block */
2103         cik_init_golden_registers(adev);
2104         /* enable pcie gen2/3 link */
2105         cik_pcie_gen3_enable(adev);
2106         /* enable aspm */
2107         cik_program_aspm(adev);
2108
2109         return 0;
2110 }
2111
2112 static int cik_common_hw_fini(void *handle)
2113 {
2114         return 0;
2115 }
2116
2117 static int cik_common_suspend(void *handle)
2118 {
2119         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2120
2121         return cik_common_hw_fini(adev);
2122 }
2123
2124 static int cik_common_resume(void *handle)
2125 {
2126         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2127
2128         return cik_common_hw_init(adev);
2129 }
2130
2131 static bool cik_common_is_idle(void *handle)
2132 {
2133         return true;
2134 }
2135
2136 static int cik_common_wait_for_idle(void *handle)
2137 {
2138         return 0;
2139 }
2140
2141 static int cik_common_soft_reset(void *handle)
2142 {
2143         /* XXX hard reset?? */
2144         return 0;
2145 }
2146
2147 static int cik_common_set_clockgating_state(void *handle,
2148                                             enum amd_clockgating_state state)
2149 {
2150         return 0;
2151 }
2152
2153 static int cik_common_set_powergating_state(void *handle,
2154                                             enum amd_powergating_state state)
2155 {
2156         return 0;
2157 }
2158
2159 static const struct amd_ip_funcs cik_common_ip_funcs = {
2160         .name = "cik_common",
2161         .early_init = cik_common_early_init,
2162         .late_init = NULL,
2163         .sw_init = cik_common_sw_init,
2164         .sw_fini = cik_common_sw_fini,
2165         .hw_init = cik_common_hw_init,
2166         .hw_fini = cik_common_hw_fini,
2167         .suspend = cik_common_suspend,
2168         .resume = cik_common_resume,
2169         .is_idle = cik_common_is_idle,
2170         .wait_for_idle = cik_common_wait_for_idle,
2171         .soft_reset = cik_common_soft_reset,
2172         .set_clockgating_state = cik_common_set_clockgating_state,
2173         .set_powergating_state = cik_common_set_powergating_state,
2174 };
2175
2176 static const struct amdgpu_ip_block_version cik_common_ip_block =
2177 {
2178         .type = AMD_IP_BLOCK_TYPE_COMMON,
2179         .major = 1,
2180         .minor = 0,
2181         .rev = 0,
2182         .funcs = &cik_common_ip_funcs,
2183 };
2184
2185 int cik_set_ip_blocks(struct amdgpu_device *adev)
2186 {
2187         switch (adev->asic_type) {
2188         case CHIP_BONAIRE:
2189                 amdgpu_device_ip_block_add(adev, &cik_common_ip_block);
2190                 amdgpu_device_ip_block_add(adev, &gmc_v7_0_ip_block);
2191                 amdgpu_device_ip_block_add(adev, &cik_ih_ip_block);
2192                 amdgpu_device_ip_block_add(adev, &gfx_v7_2_ip_block);
2193                 amdgpu_device_ip_block_add(adev, &cik_sdma_ip_block);
2194                 amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
2195                 if (adev->enable_virtual_display)
2196                         amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
2197 #if defined(CONFIG_DRM_AMD_DC)
2198                 else if (amdgpu_device_has_dc_support(adev))
2199                         amdgpu_device_ip_block_add(adev, &dm_ip_block);
2200 #endif
2201                 else
2202                         amdgpu_device_ip_block_add(adev, &dce_v8_2_ip_block);
2203                 amdgpu_device_ip_block_add(adev, &uvd_v4_2_ip_block);
2204                 amdgpu_device_ip_block_add(adev, &vce_v2_0_ip_block);
2205                 break;
2206         case CHIP_HAWAII:
2207                 amdgpu_device_ip_block_add(adev, &cik_common_ip_block);
2208                 amdgpu_device_ip_block_add(adev, &gmc_v7_0_ip_block);
2209                 amdgpu_device_ip_block_add(adev, &cik_ih_ip_block);
2210                 amdgpu_device_ip_block_add(adev, &gfx_v7_3_ip_block);
2211                 amdgpu_device_ip_block_add(adev, &cik_sdma_ip_block);
2212                 amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
2213                 if (adev->enable_virtual_display)
2214                         amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
2215 #if defined(CONFIG_DRM_AMD_DC)
2216                 else if (amdgpu_device_has_dc_support(adev))
2217                         amdgpu_device_ip_block_add(adev, &dm_ip_block);
2218 #endif
2219                 else
2220                         amdgpu_device_ip_block_add(adev, &dce_v8_5_ip_block);
2221                 amdgpu_device_ip_block_add(adev, &uvd_v4_2_ip_block);
2222                 amdgpu_device_ip_block_add(adev, &vce_v2_0_ip_block);
2223                 break;
2224         case CHIP_KAVERI:
2225                 amdgpu_device_ip_block_add(adev, &cik_common_ip_block);
2226                 amdgpu_device_ip_block_add(adev, &gmc_v7_0_ip_block);
2227                 amdgpu_device_ip_block_add(adev, &cik_ih_ip_block);
2228                 amdgpu_device_ip_block_add(adev, &gfx_v7_1_ip_block);
2229                 amdgpu_device_ip_block_add(adev, &cik_sdma_ip_block);
2230                 amdgpu_device_ip_block_add(adev, &kv_smu_ip_block);
2231                 if (adev->enable_virtual_display)
2232                         amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
2233 #if defined(CONFIG_DRM_AMD_DC)
2234                 else if (amdgpu_device_has_dc_support(adev))
2235                         amdgpu_device_ip_block_add(adev, &dm_ip_block);
2236 #endif
2237                 else
2238                         amdgpu_device_ip_block_add(adev, &dce_v8_1_ip_block);
2239
2240                 amdgpu_device_ip_block_add(adev, &uvd_v4_2_ip_block);
2241                 amdgpu_device_ip_block_add(adev, &vce_v2_0_ip_block);
2242                 break;
2243         case CHIP_KABINI:
2244         case CHIP_MULLINS:
2245                 amdgpu_device_ip_block_add(adev, &cik_common_ip_block);
2246                 amdgpu_device_ip_block_add(adev, &gmc_v7_0_ip_block);
2247                 amdgpu_device_ip_block_add(adev, &cik_ih_ip_block);
2248                 amdgpu_device_ip_block_add(adev, &gfx_v7_2_ip_block);
2249                 amdgpu_device_ip_block_add(adev, &cik_sdma_ip_block);
2250                 amdgpu_device_ip_block_add(adev, &kv_smu_ip_block);
2251                 if (adev->enable_virtual_display)
2252                         amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
2253 #if defined(CONFIG_DRM_AMD_DC)
2254                 else if (amdgpu_device_has_dc_support(adev))
2255                         amdgpu_device_ip_block_add(adev, &dm_ip_block);
2256 #endif
2257                 else
2258                         amdgpu_device_ip_block_add(adev, &dce_v8_3_ip_block);
2259                 amdgpu_device_ip_block_add(adev, &uvd_v4_2_ip_block);
2260                 amdgpu_device_ip_block_add(adev, &vce_v2_0_ip_block);
2261                 break;
2262         default:
2263                 /* FIXME: not supported yet */
2264                 return -EINVAL;
2265         }
2266         return 0;
2267 }