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

/* [<][>][^][v][top][bottom][index][help] */
This source file includes following definitions.
vi_pcie_rreg
vi_pcie_wreg
vi_smc_rreg
vi_smc_wreg
cz_smc_rreg
cz_smc_wreg
vi_uvd_ctx_rreg
vi_uvd_ctx_wreg
vi_didt_rreg
vi_didt_wreg
vi_gc_cac_rreg
vi_gc_cac_wreg
vi_init_golden_registers
vi_get_xclk
vi_srbm_select
vi_vga_set_state
vi_read_disabled_bios
vi_read_bios_from_rom
vi_detect_hw_virtualization
vi_get_register_value
vi_read_register
vi_gpu_pci_config_reset
vi_asic_reset
vi_asic_reset_method
vi_get_config_memsize
vi_set_uvd_clock
vi_set_uvd_clocks
vi_set_vce_clocks
vi_pcie_gen3_enable
vi_program_aspm
vi_enable_doorbell_aperture
vi_get_rev_id
vi_flush_hdp
vi_invalidate_hdp
vi_need_full_reset
vi_get_pcie_usage
vi_get_pcie_replay_count
vi_need_reset_on_init
vi_common_early_init
vi_common_late_init
vi_common_sw_init
vi_common_sw_fini
vi_common_hw_init
vi_common_hw_fini
vi_common_suspend
vi_common_resume
vi_common_is_idle
vi_common_wait_for_idle
vi_common_soft_reset
vi_update_bif_medium_grain_light_sleep
vi_update_hdp_medium_grain_clock_gating
vi_update_hdp_light_sleep
vi_update_drm_light_sleep
vi_update_rom_medium_grain_clock_gating
vi_common_set_clockgating_state_by_smu
vi_common_set_clockgating_state
vi_common_set_powergating_state
vi_common_get_clockgating_state
vi_set_ip_blocks
legacy_doorbell_index_init
   1 /*
   2  * Copyright 2014 Advanced Micro Devices, Inc.
   3  *
   4  * Permission is hereby granted, free of charge, to any person obtaining a
   5  * copy of this software and associated documentation files (the "Software"),
   6  * to deal in the Software without restriction, including without limitation
   7  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8  * and/or sell copies of the Software, and to permit persons to whom the
   9  * Software is furnished to do so, subject to the following conditions:
  10  *
  11  * The above copyright notice and this permission notice shall be included in
  12  * all copies or substantial portions of the Software.
  13  *
  14  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17  * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  18  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  19  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  20  * OTHER DEALINGS IN THE SOFTWARE.
  21  *
  22  */
  23 
  24 #include <linux/pci.h>
  25 #include <linux/slab.h>
  26 
  27 #include "amdgpu.h"
  28 #include "amdgpu_atombios.h"
  29 #include "amdgpu_ih.h"
  30 #include "amdgpu_uvd.h"
  31 #include "amdgpu_vce.h"
  32 #include "amdgpu_ucode.h"
  33 #include "atom.h"
  34 #include "amd_pcie.h"
  35 
  36 #include "gmc/gmc_8_1_d.h"
  37 #include "gmc/gmc_8_1_sh_mask.h"
  38 
  39 #include "oss/oss_3_0_d.h"
  40 #include "oss/oss_3_0_sh_mask.h"
  41 
  42 #include "bif/bif_5_0_d.h"
  43 #include "bif/bif_5_0_sh_mask.h"
  44 
  45 #include "gca/gfx_8_0_d.h"
  46 #include "gca/gfx_8_0_sh_mask.h"
  47 
  48 #include "smu/smu_7_1_1_d.h"
  49 #include "smu/smu_7_1_1_sh_mask.h"
  50 
  51 #include "uvd/uvd_5_0_d.h"
  52 #include "uvd/uvd_5_0_sh_mask.h"
  53 
  54 #include "vce/vce_3_0_d.h"
  55 #include "vce/vce_3_0_sh_mask.h"
  56 
  57 #include "dce/dce_10_0_d.h"
  58 #include "dce/dce_10_0_sh_mask.h"
  59 
  60 #include "vid.h"
  61 #include "vi.h"
  62 #include "gmc_v8_0.h"
  63 #include "gmc_v7_0.h"
  64 #include "gfx_v8_0.h"
  65 #include "sdma_v2_4.h"
  66 #include "sdma_v3_0.h"
  67 #include "dce_v10_0.h"
  68 #include "dce_v11_0.h"
  69 #include "iceland_ih.h"
  70 #include "tonga_ih.h"
  71 #include "cz_ih.h"
  72 #include "uvd_v5_0.h"
  73 #include "uvd_v6_0.h"
  74 #include "vce_v3_0.h"
  75 #if defined(CONFIG_DRM_AMD_ACP)
  76 #include "amdgpu_acp.h"
  77 #endif
  78 #include "dce_virtual.h"
  79 #include "mxgpu_vi.h"
  80 #include "amdgpu_dm.h"
  81 
  82 /*
  83  * Indirect registers accessor
  84  */
  85 static u32 vi_pcie_rreg(struct amdgpu_device *adev, u32 reg)
  86 {
  87         unsigned long flags;
  88         u32 r;
  89 
  90         spin_lock_irqsave(&adev->pcie_idx_lock, flags);
  91         WREG32_NO_KIQ(mmPCIE_INDEX, reg);
  92         (void)RREG32_NO_KIQ(mmPCIE_INDEX);
  93         r = RREG32_NO_KIQ(mmPCIE_DATA);
  94         spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
  95         return r;
  96 }
  97 
  98 static void vi_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
  99 {
 100         unsigned long flags;
 101 
 102         spin_lock_irqsave(&adev->pcie_idx_lock, flags);
 103         WREG32_NO_KIQ(mmPCIE_INDEX, reg);
 104         (void)RREG32_NO_KIQ(mmPCIE_INDEX);
 105         WREG32_NO_KIQ(mmPCIE_DATA, v);
 106         (void)RREG32_NO_KIQ(mmPCIE_DATA);
 107         spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
 108 }
 109 
 110 static u32 vi_smc_rreg(struct amdgpu_device *adev, u32 reg)
 111 {
 112         unsigned long flags;
 113         u32 r;
 114 
 115         spin_lock_irqsave(&adev->smc_idx_lock, flags);
 116         WREG32_NO_KIQ(mmSMC_IND_INDEX_11, (reg));
 117         r = RREG32_NO_KIQ(mmSMC_IND_DATA_11);
 118         spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
 119         return r;
 120 }
 121 
 122 static void vi_smc_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 123 {
 124         unsigned long flags;
 125 
 126         spin_lock_irqsave(&adev->smc_idx_lock, flags);
 127         WREG32_NO_KIQ(mmSMC_IND_INDEX_11, (reg));
 128         WREG32_NO_KIQ(mmSMC_IND_DATA_11, (v));
 129         spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
 130 }
 131 
 132 /* smu_8_0_d.h */
 133 #define mmMP0PUB_IND_INDEX                                                      0x180
 134 #define mmMP0PUB_IND_DATA                                                       0x181
 135 
 136 static u32 cz_smc_rreg(struct amdgpu_device *adev, u32 reg)
 137 {
 138         unsigned long flags;
 139         u32 r;
 140 
 141         spin_lock_irqsave(&adev->smc_idx_lock, flags);
 142         WREG32(mmMP0PUB_IND_INDEX, (reg));
 143         r = RREG32(mmMP0PUB_IND_DATA);
 144         spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
 145         return r;
 146 }
 147 
 148 static void cz_smc_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 149 {
 150         unsigned long flags;
 151 
 152         spin_lock_irqsave(&adev->smc_idx_lock, flags);
 153         WREG32(mmMP0PUB_IND_INDEX, (reg));
 154         WREG32(mmMP0PUB_IND_DATA, (v));
 155         spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
 156 }
 157 
 158 static u32 vi_uvd_ctx_rreg(struct amdgpu_device *adev, u32 reg)
 159 {
 160         unsigned long flags;
 161         u32 r;
 162 
 163         spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
 164         WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
 165         r = RREG32(mmUVD_CTX_DATA);
 166         spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
 167         return r;
 168 }
 169 
 170 static void vi_uvd_ctx_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 171 {
 172         unsigned long flags;
 173 
 174         spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
 175         WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
 176         WREG32(mmUVD_CTX_DATA, (v));
 177         spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
 178 }
 179 
 180 static u32 vi_didt_rreg(struct amdgpu_device *adev, u32 reg)
 181 {
 182         unsigned long flags;
 183         u32 r;
 184 
 185         spin_lock_irqsave(&adev->didt_idx_lock, flags);
 186         WREG32(mmDIDT_IND_INDEX, (reg));
 187         r = RREG32(mmDIDT_IND_DATA);
 188         spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
 189         return r;
 190 }
 191 
 192 static void vi_didt_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 193 {
 194         unsigned long flags;
 195 
 196         spin_lock_irqsave(&adev->didt_idx_lock, flags);
 197         WREG32(mmDIDT_IND_INDEX, (reg));
 198         WREG32(mmDIDT_IND_DATA, (v));
 199         spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
 200 }
 201 
 202 static u32 vi_gc_cac_rreg(struct amdgpu_device *adev, u32 reg)
 203 {
 204         unsigned long flags;
 205         u32 r;
 206 
 207         spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
 208         WREG32(mmGC_CAC_IND_INDEX, (reg));
 209         r = RREG32(mmGC_CAC_IND_DATA);
 210         spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
 211         return r;
 212 }
 213 
 214 static void vi_gc_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 215 {
 216         unsigned long flags;
 217 
 218         spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
 219         WREG32(mmGC_CAC_IND_INDEX, (reg));
 220         WREG32(mmGC_CAC_IND_DATA, (v));
 221         spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
 222 }
 223 
 224 
 225 static const u32 tonga_mgcg_cgcg_init[] =
 226 {
 227         mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
 228         mmPCIE_INDEX, 0xffffffff, 0x0140001c,
 229         mmPCIE_DATA, 0x000f0000, 0x00000000,
 230         mmSMC_IND_INDEX_4, 0xffffffff, 0xC060000C,
 231         mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
 232         mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
 233         mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
 234 };
 235 
 236 static const u32 fiji_mgcg_cgcg_init[] =
 237 {
 238         mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
 239         mmPCIE_INDEX, 0xffffffff, 0x0140001c,
 240         mmPCIE_DATA, 0x000f0000, 0x00000000,
 241         mmSMC_IND_INDEX_4, 0xffffffff, 0xC060000C,
 242         mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
 243         mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
 244         mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
 245 };
 246 
 247 static const u32 iceland_mgcg_cgcg_init[] =
 248 {
 249         mmPCIE_INDEX, 0xffffffff, ixPCIE_CNTL2,
 250         mmPCIE_DATA, 0x000f0000, 0x00000000,
 251         mmSMC_IND_INDEX_4, 0xffffffff, ixCGTT_ROM_CLK_CTRL0,
 252         mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
 253         mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
 254 };
 255 
 256 static const u32 cz_mgcg_cgcg_init[] =
 257 {
 258         mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
 259         mmPCIE_INDEX, 0xffffffff, 0x0140001c,
 260         mmPCIE_DATA, 0x000f0000, 0x00000000,
 261         mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
 262         mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
 263 };
 264 
 265 static const u32 stoney_mgcg_cgcg_init[] =
 266 {
 267         mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00000100,
 268         mmHDP_XDP_CGTT_BLK_CTRL, 0xffffffff, 0x00000104,
 269         mmHDP_HOST_PATH_CNTL, 0xffffffff, 0x0f000027,
 270 };
 271 
 272 static void vi_init_golden_registers(struct amdgpu_device *adev)
 273 {
 274         /* Some of the registers might be dependent on GRBM_GFX_INDEX */
 275         mutex_lock(&adev->grbm_idx_mutex);
 276 
 277         if (amdgpu_sriov_vf(adev)) {
 278                 xgpu_vi_init_golden_registers(adev);
 279                 mutex_unlock(&adev->grbm_idx_mutex);
 280                 return;
 281         }
 282 
 283         switch (adev->asic_type) {
 284         case CHIP_TOPAZ:
 285                 amdgpu_device_program_register_sequence(adev,
 286                                                         iceland_mgcg_cgcg_init,
 287                                                         ARRAY_SIZE(iceland_mgcg_cgcg_init));
 288                 break;
 289         case CHIP_FIJI:
 290                 amdgpu_device_program_register_sequence(adev,
 291                                                         fiji_mgcg_cgcg_init,
 292                                                         ARRAY_SIZE(fiji_mgcg_cgcg_init));
 293                 break;
 294         case CHIP_TONGA:
 295                 amdgpu_device_program_register_sequence(adev,
 296                                                         tonga_mgcg_cgcg_init,
 297                                                         ARRAY_SIZE(tonga_mgcg_cgcg_init));
 298                 break;
 299         case CHIP_CARRIZO:
 300                 amdgpu_device_program_register_sequence(adev,
 301                                                         cz_mgcg_cgcg_init,
 302                                                         ARRAY_SIZE(cz_mgcg_cgcg_init));
 303                 break;
 304         case CHIP_STONEY:
 305                 amdgpu_device_program_register_sequence(adev,
 306                                                         stoney_mgcg_cgcg_init,
 307                                                         ARRAY_SIZE(stoney_mgcg_cgcg_init));
 308                 break;
 309         case CHIP_POLARIS10:
 310         case CHIP_POLARIS11:
 311         case CHIP_POLARIS12:
 312         case CHIP_VEGAM:
 313         default:
 314                 break;
 315         }
 316         mutex_unlock(&adev->grbm_idx_mutex);
 317 }
 318 
 319 /**
 320  * vi_get_xclk - get the xclk
 321  *
 322  * @adev: amdgpu_device pointer
 323  *
 324  * Returns the reference clock used by the gfx engine
 325  * (VI).
 326  */
 327 static u32 vi_get_xclk(struct amdgpu_device *adev)
 328 {
 329         u32 reference_clock = adev->clock.spll.reference_freq;
 330         u32 tmp;
 331 
 332         if (adev->flags & AMD_IS_APU)
 333                 return reference_clock;
 334 
 335         tmp = RREG32_SMC(ixCG_CLKPIN_CNTL_2);
 336         if (REG_GET_FIELD(tmp, CG_CLKPIN_CNTL_2, MUX_TCLK_TO_XCLK))
 337                 return 1000;
 338 
 339         tmp = RREG32_SMC(ixCG_CLKPIN_CNTL);
 340         if (REG_GET_FIELD(tmp, CG_CLKPIN_CNTL, XTALIN_DIVIDE))
 341                 return reference_clock / 4;
 342 
 343         return reference_clock;
 344 }
 345 
 346 /**
 347  * vi_srbm_select - select specific register instances
 348  *
 349  * @adev: amdgpu_device pointer
 350  * @me: selected ME (micro engine)
 351  * @pipe: pipe
 352  * @queue: queue
 353  * @vmid: VMID
 354  *
 355  * Switches the currently active registers instances.  Some
 356  * registers are instanced per VMID, others are instanced per
 357  * me/pipe/queue combination.
 358  */
 359 void vi_srbm_select(struct amdgpu_device *adev,
 360                      u32 me, u32 pipe, u32 queue, u32 vmid)
 361 {
 362         u32 srbm_gfx_cntl = 0;
 363         srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, PIPEID, pipe);
 364         srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, MEID, me);
 365         srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, VMID, vmid);
 366         srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, QUEUEID, queue);
 367         WREG32(mmSRBM_GFX_CNTL, srbm_gfx_cntl);
 368 }
 369 
 370 static void vi_vga_set_state(struct amdgpu_device *adev, bool state)
 371 {
 372         /* todo */
 373 }
 374 
 375 static bool vi_read_disabled_bios(struct amdgpu_device *adev)
 376 {
 377         u32 bus_cntl;
 378         u32 d1vga_control = 0;
 379         u32 d2vga_control = 0;
 380         u32 vga_render_control = 0;
 381         u32 rom_cntl;
 382         bool r;
 383 
 384         bus_cntl = RREG32(mmBUS_CNTL);
 385         if (adev->mode_info.num_crtc) {
 386                 d1vga_control = RREG32(mmD1VGA_CONTROL);
 387                 d2vga_control = RREG32(mmD2VGA_CONTROL);
 388                 vga_render_control = RREG32(mmVGA_RENDER_CONTROL);
 389         }
 390         rom_cntl = RREG32_SMC(ixROM_CNTL);
 391 
 392         /* enable the rom */
 393         WREG32(mmBUS_CNTL, (bus_cntl & ~BUS_CNTL__BIOS_ROM_DIS_MASK));
 394         if (adev->mode_info.num_crtc) {
 395                 /* Disable VGA mode */
 396                 WREG32(mmD1VGA_CONTROL,
 397                        (d1vga_control & ~(D1VGA_CONTROL__D1VGA_MODE_ENABLE_MASK |
 398                                           D1VGA_CONTROL__D1VGA_TIMING_SELECT_MASK)));
 399                 WREG32(mmD2VGA_CONTROL,
 400                        (d2vga_control & ~(D2VGA_CONTROL__D2VGA_MODE_ENABLE_MASK |
 401                                           D2VGA_CONTROL__D2VGA_TIMING_SELECT_MASK)));
 402                 WREG32(mmVGA_RENDER_CONTROL,
 403                        (vga_render_control & ~VGA_RENDER_CONTROL__VGA_VSTATUS_CNTL_MASK));
 404         }
 405         WREG32_SMC(ixROM_CNTL, rom_cntl | ROM_CNTL__SCK_OVERWRITE_MASK);
 406 
 407         r = amdgpu_read_bios(adev);
 408 
 409         /* restore regs */
 410         WREG32(mmBUS_CNTL, bus_cntl);
 411         if (adev->mode_info.num_crtc) {
 412                 WREG32(mmD1VGA_CONTROL, d1vga_control);
 413                 WREG32(mmD2VGA_CONTROL, d2vga_control);
 414                 WREG32(mmVGA_RENDER_CONTROL, vga_render_control);
 415         }
 416         WREG32_SMC(ixROM_CNTL, rom_cntl);
 417         return r;
 418 }
 419 
 420 static bool vi_read_bios_from_rom(struct amdgpu_device *adev,
 421                                   u8 *bios, u32 length_bytes)
 422 {
 423         u32 *dw_ptr;
 424         unsigned long flags;
 425         u32 i, length_dw;
 426 
 427         if (bios == NULL)
 428                 return false;
 429         if (length_bytes == 0)
 430                 return false;
 431         /* APU vbios image is part of sbios image */
 432         if (adev->flags & AMD_IS_APU)
 433                 return false;
 434 
 435         dw_ptr = (u32 *)bios;
 436         length_dw = ALIGN(length_bytes, 4) / 4;
 437         /* take the smc lock since we are using the smc index */
 438         spin_lock_irqsave(&adev->smc_idx_lock, flags);
 439         /* set rom index to 0 */
 440         WREG32(mmSMC_IND_INDEX_11, ixROM_INDEX);
 441         WREG32(mmSMC_IND_DATA_11, 0);
 442         /* set index to data for continous read */
 443         WREG32(mmSMC_IND_INDEX_11, ixROM_DATA);
 444         for (i = 0; i < length_dw; i++)
 445                 dw_ptr[i] = RREG32(mmSMC_IND_DATA_11);
 446         spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
 447 
 448         return true;
 449 }
 450 
 451 static void vi_detect_hw_virtualization(struct amdgpu_device *adev)
 452 {
 453         uint32_t reg = 0;
 454 
 455         if (adev->asic_type == CHIP_TONGA ||
 456             adev->asic_type == CHIP_FIJI) {
 457                reg = RREG32(mmBIF_IOV_FUNC_IDENTIFIER);
 458                /* bit0: 0 means pf and 1 means vf */
 459                if (REG_GET_FIELD(reg, BIF_IOV_FUNC_IDENTIFIER, FUNC_IDENTIFIER))
 460                        adev->virt.caps |= AMDGPU_SRIOV_CAPS_IS_VF;
 461                /* bit31: 0 means disable IOV and 1 means enable */
 462                if (REG_GET_FIELD(reg, BIF_IOV_FUNC_IDENTIFIER, IOV_ENABLE))
 463                        adev->virt.caps |= AMDGPU_SRIOV_CAPS_ENABLE_IOV;
 464         }
 465 
 466         if (reg == 0) {
 467                 if (is_virtual_machine()) /* passthrough mode exclus sr-iov mode */
 468                         adev->virt.caps |= AMDGPU_PASSTHROUGH_MODE;
 469         }
 470 }
 471 
 472 static const struct amdgpu_allowed_register_entry vi_allowed_read_registers[] = {
 473         {mmGRBM_STATUS},
 474         {mmGRBM_STATUS2},
 475         {mmGRBM_STATUS_SE0},
 476         {mmGRBM_STATUS_SE1},
 477         {mmGRBM_STATUS_SE2},
 478         {mmGRBM_STATUS_SE3},
 479         {mmSRBM_STATUS},
 480         {mmSRBM_STATUS2},
 481         {mmSRBM_STATUS3},
 482         {mmSDMA0_STATUS_REG + SDMA0_REGISTER_OFFSET},
 483         {mmSDMA0_STATUS_REG + SDMA1_REGISTER_OFFSET},
 484         {mmCP_STAT},
 485         {mmCP_STALLED_STAT1},
 486         {mmCP_STALLED_STAT2},
 487         {mmCP_STALLED_STAT3},
 488         {mmCP_CPF_BUSY_STAT},
 489         {mmCP_CPF_STALLED_STAT1},
 490         {mmCP_CPF_STATUS},
 491         {mmCP_CPC_BUSY_STAT},
 492         {mmCP_CPC_STALLED_STAT1},
 493         {mmCP_CPC_STATUS},
 494         {mmGB_ADDR_CONFIG},
 495         {mmMC_ARB_RAMCFG},
 496         {mmGB_TILE_MODE0},
 497         {mmGB_TILE_MODE1},
 498         {mmGB_TILE_MODE2},
 499         {mmGB_TILE_MODE3},
 500         {mmGB_TILE_MODE4},
 501         {mmGB_TILE_MODE5},
 502         {mmGB_TILE_MODE6},
 503         {mmGB_TILE_MODE7},
 504         {mmGB_TILE_MODE8},
 505         {mmGB_TILE_MODE9},
 506         {mmGB_TILE_MODE10},
 507         {mmGB_TILE_MODE11},
 508         {mmGB_TILE_MODE12},
 509         {mmGB_TILE_MODE13},
 510         {mmGB_TILE_MODE14},
 511         {mmGB_TILE_MODE15},
 512         {mmGB_TILE_MODE16},
 513         {mmGB_TILE_MODE17},
 514         {mmGB_TILE_MODE18},
 515         {mmGB_TILE_MODE19},
 516         {mmGB_TILE_MODE20},
 517         {mmGB_TILE_MODE21},
 518         {mmGB_TILE_MODE22},
 519         {mmGB_TILE_MODE23},
 520         {mmGB_TILE_MODE24},
 521         {mmGB_TILE_MODE25},
 522         {mmGB_TILE_MODE26},
 523         {mmGB_TILE_MODE27},
 524         {mmGB_TILE_MODE28},
 525         {mmGB_TILE_MODE29},
 526         {mmGB_TILE_MODE30},
 527         {mmGB_TILE_MODE31},
 528         {mmGB_MACROTILE_MODE0},
 529         {mmGB_MACROTILE_MODE1},
 530         {mmGB_MACROTILE_MODE2},
 531         {mmGB_MACROTILE_MODE3},
 532         {mmGB_MACROTILE_MODE4},
 533         {mmGB_MACROTILE_MODE5},
 534         {mmGB_MACROTILE_MODE6},
 535         {mmGB_MACROTILE_MODE7},
 536         {mmGB_MACROTILE_MODE8},
 537         {mmGB_MACROTILE_MODE9},
 538         {mmGB_MACROTILE_MODE10},
 539         {mmGB_MACROTILE_MODE11},
 540         {mmGB_MACROTILE_MODE12},
 541         {mmGB_MACROTILE_MODE13},
 542         {mmGB_MACROTILE_MODE14},
 543         {mmGB_MACROTILE_MODE15},
 544         {mmCC_RB_BACKEND_DISABLE, true},
 545         {mmGC_USER_RB_BACKEND_DISABLE, true},
 546         {mmGB_BACKEND_MAP, false},
 547         {mmPA_SC_RASTER_CONFIG, true},
 548         {mmPA_SC_RASTER_CONFIG_1, true},
 549 };
 550 
 551 static uint32_t vi_get_register_value(struct amdgpu_device *adev,
 552                                       bool indexed, u32 se_num,
 553                                       u32 sh_num, u32 reg_offset)
 554 {
 555         if (indexed) {
 556                 uint32_t val;
 557                 unsigned se_idx = (se_num == 0xffffffff) ? 0 : se_num;
 558                 unsigned sh_idx = (sh_num == 0xffffffff) ? 0 : sh_num;
 559 
 560                 switch (reg_offset) {
 561                 case mmCC_RB_BACKEND_DISABLE:
 562                         return adev->gfx.config.rb_config[se_idx][sh_idx].rb_backend_disable;
 563                 case mmGC_USER_RB_BACKEND_DISABLE:
 564                         return adev->gfx.config.rb_config[se_idx][sh_idx].user_rb_backend_disable;
 565                 case mmPA_SC_RASTER_CONFIG:
 566                         return adev->gfx.config.rb_config[se_idx][sh_idx].raster_config;
 567                 case mmPA_SC_RASTER_CONFIG_1:
 568                         return adev->gfx.config.rb_config[se_idx][sh_idx].raster_config_1;
 569                 }
 570 
 571                 mutex_lock(&adev->grbm_idx_mutex);
 572                 if (se_num != 0xffffffff || sh_num != 0xffffffff)
 573                         amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff);
 574 
 575                 val = RREG32(reg_offset);
 576 
 577                 if (se_num != 0xffffffff || sh_num != 0xffffffff)
 578                         amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
 579                 mutex_unlock(&adev->grbm_idx_mutex);
 580                 return val;
 581         } else {
 582                 unsigned idx;
 583 
 584                 switch (reg_offset) {
 585                 case mmGB_ADDR_CONFIG:
 586                         return adev->gfx.config.gb_addr_config;
 587                 case mmMC_ARB_RAMCFG:
 588                         return adev->gfx.config.mc_arb_ramcfg;
 589                 case mmGB_TILE_MODE0:
 590                 case mmGB_TILE_MODE1:
 591                 case mmGB_TILE_MODE2:
 592                 case mmGB_TILE_MODE3:
 593                 case mmGB_TILE_MODE4:
 594                 case mmGB_TILE_MODE5:
 595                 case mmGB_TILE_MODE6:
 596                 case mmGB_TILE_MODE7:
 597                 case mmGB_TILE_MODE8:
 598                 case mmGB_TILE_MODE9:
 599                 case mmGB_TILE_MODE10:
 600                 case mmGB_TILE_MODE11:
 601                 case mmGB_TILE_MODE12:
 602                 case mmGB_TILE_MODE13:
 603                 case mmGB_TILE_MODE14:
 604                 case mmGB_TILE_MODE15:
 605                 case mmGB_TILE_MODE16:
 606                 case mmGB_TILE_MODE17:
 607                 case mmGB_TILE_MODE18:
 608                 case mmGB_TILE_MODE19:
 609                 case mmGB_TILE_MODE20:
 610                 case mmGB_TILE_MODE21:
 611                 case mmGB_TILE_MODE22:
 612                 case mmGB_TILE_MODE23:
 613                 case mmGB_TILE_MODE24:
 614                 case mmGB_TILE_MODE25:
 615                 case mmGB_TILE_MODE26:
 616                 case mmGB_TILE_MODE27:
 617                 case mmGB_TILE_MODE28:
 618                 case mmGB_TILE_MODE29:
 619                 case mmGB_TILE_MODE30:
 620                 case mmGB_TILE_MODE31:
 621                         idx = (reg_offset - mmGB_TILE_MODE0);
 622                         return adev->gfx.config.tile_mode_array[idx];
 623                 case mmGB_MACROTILE_MODE0:
 624                 case mmGB_MACROTILE_MODE1:
 625                 case mmGB_MACROTILE_MODE2:
 626                 case mmGB_MACROTILE_MODE3:
 627                 case mmGB_MACROTILE_MODE4:
 628                 case mmGB_MACROTILE_MODE5:
 629                 case mmGB_MACROTILE_MODE6:
 630                 case mmGB_MACROTILE_MODE7:
 631                 case mmGB_MACROTILE_MODE8:
 632                 case mmGB_MACROTILE_MODE9:
 633                 case mmGB_MACROTILE_MODE10:
 634                 case mmGB_MACROTILE_MODE11:
 635                 case mmGB_MACROTILE_MODE12:
 636                 case mmGB_MACROTILE_MODE13:
 637                 case mmGB_MACROTILE_MODE14:
 638                 case mmGB_MACROTILE_MODE15:
 639                         idx = (reg_offset - mmGB_MACROTILE_MODE0);
 640                         return adev->gfx.config.macrotile_mode_array[idx];
 641                 default:
 642                         return RREG32(reg_offset);
 643                 }
 644         }
 645 }
 646 
 647 static int vi_read_register(struct amdgpu_device *adev, u32 se_num,
 648                             u32 sh_num, u32 reg_offset, u32 *value)
 649 {
 650         uint32_t i;
 651 
 652         *value = 0;
 653         for (i = 0; i < ARRAY_SIZE(vi_allowed_read_registers); i++) {
 654                 bool indexed = vi_allowed_read_registers[i].grbm_indexed;
 655 
 656                 if (reg_offset != vi_allowed_read_registers[i].reg_offset)
 657                         continue;
 658 
 659                 *value = vi_get_register_value(adev, indexed, se_num, sh_num,
 660                                                reg_offset);
 661                 return 0;
 662         }
 663         return -EINVAL;
 664 }
 665 
 666 static int vi_gpu_pci_config_reset(struct amdgpu_device *adev)
 667 {
 668         u32 i;
 669 
 670         dev_info(adev->dev, "GPU pci config reset\n");
 671 
 672         /* disable BM */
 673         pci_clear_master(adev->pdev);
 674         /* reset */
 675         amdgpu_device_pci_config_reset(adev);
 676 
 677         udelay(100);
 678 
 679         /* wait for asic to come out of reset */
 680         for (i = 0; i < adev->usec_timeout; i++) {
 681                 if (RREG32(mmCONFIG_MEMSIZE) != 0xffffffff) {
 682                         /* enable BM */
 683                         pci_set_master(adev->pdev);
 684                         adev->has_hw_reset = true;
 685                         return 0;
 686                 }
 687                 udelay(1);
 688         }
 689         return -EINVAL;
 690 }
 691 
 692 /**
 693  * vi_asic_reset - soft reset GPU
 694  *
 695  * @adev: amdgpu_device pointer
 696  *
 697  * Look up which blocks are hung and attempt
 698  * to reset them.
 699  * Returns 0 for success.
 700  */
 701 static int vi_asic_reset(struct amdgpu_device *adev)
 702 {
 703         int r;
 704 
 705         amdgpu_atombios_scratch_regs_engine_hung(adev, true);
 706 
 707         r = vi_gpu_pci_config_reset(adev);
 708 
 709         amdgpu_atombios_scratch_regs_engine_hung(adev, false);
 710 
 711         return r;
 712 }
 713 
 714 static enum amd_reset_method
 715 vi_asic_reset_method(struct amdgpu_device *adev)
 716 {
 717         return AMD_RESET_METHOD_LEGACY;
 718 }
 719 
 720 static u32 vi_get_config_memsize(struct amdgpu_device *adev)
 721 {
 722         return RREG32(mmCONFIG_MEMSIZE);
 723 }
 724 
 725 static int vi_set_uvd_clock(struct amdgpu_device *adev, u32 clock,
 726                         u32 cntl_reg, u32 status_reg)
 727 {
 728         int r, i;
 729         struct atom_clock_dividers dividers;
 730         uint32_t tmp;
 731 
 732         r = amdgpu_atombios_get_clock_dividers(adev,
 733                                                COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
 734                                                clock, false, &dividers);
 735         if (r)
 736                 return r;
 737 
 738         tmp = RREG32_SMC(cntl_reg);
 739 
 740         if (adev->flags & AMD_IS_APU)
 741                 tmp &= ~CG_DCLK_CNTL__DCLK_DIVIDER_MASK;
 742         else
 743                 tmp &= ~(CG_DCLK_CNTL__DCLK_DIR_CNTL_EN_MASK |
 744                                 CG_DCLK_CNTL__DCLK_DIVIDER_MASK);
 745         tmp |= dividers.post_divider;
 746         WREG32_SMC(cntl_reg, tmp);
 747 
 748         for (i = 0; i < 100; i++) {
 749                 tmp = RREG32_SMC(status_reg);
 750                 if (adev->flags & AMD_IS_APU) {
 751                         if (tmp & 0x10000)
 752                                 break;
 753                 } else {
 754                         if (tmp & CG_DCLK_STATUS__DCLK_STATUS_MASK)
 755                                 break;
 756                 }
 757                 mdelay(10);
 758         }
 759         if (i == 100)
 760                 return -ETIMEDOUT;
 761         return 0;
 762 }
 763 
 764 #define ixGNB_CLK1_DFS_CNTL 0xD82200F0
 765 #define ixGNB_CLK1_STATUS   0xD822010C
 766 #define ixGNB_CLK2_DFS_CNTL 0xD8220110
 767 #define ixGNB_CLK2_STATUS   0xD822012C
 768 #define ixGNB_CLK3_DFS_CNTL 0xD8220130
 769 #define ixGNB_CLK3_STATUS   0xD822014C
 770 
 771 static int vi_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
 772 {
 773         int r;
 774 
 775         if (adev->flags & AMD_IS_APU) {
 776                 r = vi_set_uvd_clock(adev, vclk, ixGNB_CLK2_DFS_CNTL, ixGNB_CLK2_STATUS);
 777                 if (r)
 778                         return r;
 779 
 780                 r = vi_set_uvd_clock(adev, dclk, ixGNB_CLK1_DFS_CNTL, ixGNB_CLK1_STATUS);
 781                 if (r)
 782                         return r;
 783         } else {
 784                 r = vi_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS);
 785                 if (r)
 786                         return r;
 787 
 788                 r = vi_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS);
 789                 if (r)
 790                         return r;
 791         }
 792 
 793         return 0;
 794 }
 795 
 796 static int vi_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
 797 {
 798         int r, i;
 799         struct atom_clock_dividers dividers;
 800         u32 tmp;
 801         u32 reg_ctrl;
 802         u32 reg_status;
 803         u32 status_mask;
 804         u32 reg_mask;
 805 
 806         if (adev->flags & AMD_IS_APU) {
 807                 reg_ctrl = ixGNB_CLK3_DFS_CNTL;
 808                 reg_status = ixGNB_CLK3_STATUS;
 809                 status_mask = 0x00010000;
 810                 reg_mask = CG_ECLK_CNTL__ECLK_DIVIDER_MASK;
 811         } else {
 812                 reg_ctrl = ixCG_ECLK_CNTL;
 813                 reg_status = ixCG_ECLK_STATUS;
 814                 status_mask = CG_ECLK_STATUS__ECLK_STATUS_MASK;
 815                 reg_mask = CG_ECLK_CNTL__ECLK_DIR_CNTL_EN_MASK | CG_ECLK_CNTL__ECLK_DIVIDER_MASK;
 816         }
 817 
 818         r = amdgpu_atombios_get_clock_dividers(adev,
 819                                                COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
 820                                                ecclk, false, &dividers);
 821         if (r)
 822                 return r;
 823 
 824         for (i = 0; i < 100; i++) {
 825                 if (RREG32_SMC(reg_status) & status_mask)
 826                         break;
 827                 mdelay(10);
 828         }
 829 
 830         if (i == 100)
 831                 return -ETIMEDOUT;
 832 
 833         tmp = RREG32_SMC(reg_ctrl);
 834         tmp &= ~reg_mask;
 835         tmp |= dividers.post_divider;
 836         WREG32_SMC(reg_ctrl, tmp);
 837 
 838         for (i = 0; i < 100; i++) {
 839                 if (RREG32_SMC(reg_status) & status_mask)
 840                         break;
 841                 mdelay(10);
 842         }
 843 
 844         if (i == 100)
 845                 return -ETIMEDOUT;
 846 
 847         return 0;
 848 }
 849 
 850 static void vi_pcie_gen3_enable(struct amdgpu_device *adev)
 851 {
 852         if (pci_is_root_bus(adev->pdev->bus))
 853                 return;
 854 
 855         if (amdgpu_pcie_gen2 == 0)
 856                 return;
 857 
 858         if (adev->flags & AMD_IS_APU)
 859                 return;
 860 
 861         if (!(adev->pm.pcie_gen_mask & (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 |
 862                                         CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)))
 863                 return;
 864 
 865         /* todo */
 866 }
 867 
 868 static void vi_program_aspm(struct amdgpu_device *adev)
 869 {
 870 
 871         if (amdgpu_aspm == 0)
 872                 return;
 873 
 874         /* todo */
 875 }
 876 
 877 static void vi_enable_doorbell_aperture(struct amdgpu_device *adev,
 878                                         bool enable)
 879 {
 880         u32 tmp;
 881 
 882         /* not necessary on CZ */
 883         if (adev->flags & AMD_IS_APU)
 884                 return;
 885 
 886         tmp = RREG32(mmBIF_DOORBELL_APER_EN);
 887         if (enable)
 888                 tmp = REG_SET_FIELD(tmp, BIF_DOORBELL_APER_EN, BIF_DOORBELL_APER_EN, 1);
 889         else
 890                 tmp = REG_SET_FIELD(tmp, BIF_DOORBELL_APER_EN, BIF_DOORBELL_APER_EN, 0);
 891 
 892         WREG32(mmBIF_DOORBELL_APER_EN, tmp);
 893 }
 894 
 895 #define ATI_REV_ID_FUSE_MACRO__ADDRESS      0xC0014044
 896 #define ATI_REV_ID_FUSE_MACRO__SHIFT        9
 897 #define ATI_REV_ID_FUSE_MACRO__MASK         0x00001E00
 898 
 899 static uint32_t vi_get_rev_id(struct amdgpu_device *adev)
 900 {
 901         if (adev->flags & AMD_IS_APU)
 902                 return (RREG32_SMC(ATI_REV_ID_FUSE_MACRO__ADDRESS) & ATI_REV_ID_FUSE_MACRO__MASK)
 903                         >> ATI_REV_ID_FUSE_MACRO__SHIFT;
 904         else
 905                 return (RREG32(mmPCIE_EFUSE4) & PCIE_EFUSE4__STRAP_BIF_ATI_REV_ID_MASK)
 906                         >> PCIE_EFUSE4__STRAP_BIF_ATI_REV_ID__SHIFT;
 907 }
 908 
 909 static void vi_flush_hdp(struct amdgpu_device *adev, struct amdgpu_ring *ring)
 910 {
 911         if (!ring || !ring->funcs->emit_wreg) {
 912                 WREG32(mmHDP_MEM_COHERENCY_FLUSH_CNTL, 1);
 913                 RREG32(mmHDP_MEM_COHERENCY_FLUSH_CNTL);
 914         } else {
 915                 amdgpu_ring_emit_wreg(ring, mmHDP_MEM_COHERENCY_FLUSH_CNTL, 1);
 916         }
 917 }
 918 
 919 static void vi_invalidate_hdp(struct amdgpu_device *adev,
 920                               struct amdgpu_ring *ring)
 921 {
 922         if (!ring || !ring->funcs->emit_wreg) {
 923                 WREG32(mmHDP_DEBUG0, 1);
 924                 RREG32(mmHDP_DEBUG0);
 925         } else {
 926                 amdgpu_ring_emit_wreg(ring, mmHDP_DEBUG0, 1);
 927         }
 928 }
 929 
 930 static bool vi_need_full_reset(struct amdgpu_device *adev)
 931 {
 932         switch (adev->asic_type) {
 933         case CHIP_CARRIZO:
 934         case CHIP_STONEY:
 935                 /* CZ has hang issues with full reset at the moment */
 936                 return false;
 937         case CHIP_FIJI:
 938         case CHIP_TONGA:
 939                 /* XXX: soft reset should work on fiji and tonga */
 940                 return true;
 941         case CHIP_POLARIS10:
 942         case CHIP_POLARIS11:
 943         case CHIP_POLARIS12:
 944         case CHIP_TOPAZ:
 945         default:
 946                 /* change this when we support soft reset */
 947                 return true;
 948         }
 949 }
 950 
 951 static void vi_get_pcie_usage(struct amdgpu_device *adev, uint64_t *count0,
 952                               uint64_t *count1)
 953 {
 954         uint32_t perfctr = 0;
 955         uint64_t cnt0_of, cnt1_of;
 956         int tmp;
 957 
 958         /* This reports 0 on APUs, so return to avoid writing/reading registers
 959          * that may or may not be different from their GPU counterparts
 960          */
 961         if (adev->flags & AMD_IS_APU)
 962                 return;
 963 
 964         /* Set the 2 events that we wish to watch, defined above */
 965         /* Reg 40 is # received msgs, Reg 104 is # of posted requests sent */
 966         perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT0_SEL, 40);
 967         perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT1_SEL, 104);
 968 
 969         /* Write to enable desired perf counters */
 970         WREG32_PCIE(ixPCIE_PERF_CNTL_TXCLK, perfctr);
 971         /* Zero out and enable the perf counters
 972          * Write 0x5:
 973          * Bit 0 = Start all counters(1)
 974          * Bit 2 = Global counter reset enable(1)
 975          */
 976         WREG32_PCIE(ixPCIE_PERF_COUNT_CNTL, 0x00000005);
 977 
 978         msleep(1000);
 979 
 980         /* Load the shadow and disable the perf counters
 981          * Write 0x2:
 982          * Bit 0 = Stop counters(0)
 983          * Bit 1 = Load the shadow counters(1)
 984          */
 985         WREG32_PCIE(ixPCIE_PERF_COUNT_CNTL, 0x00000002);
 986 
 987         /* Read register values to get any >32bit overflow */
 988         tmp = RREG32_PCIE(ixPCIE_PERF_CNTL_TXCLK);
 989         cnt0_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER0_UPPER);
 990         cnt1_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER1_UPPER);
 991 
 992         /* Get the values and add the overflow */
 993         *count0 = RREG32_PCIE(ixPCIE_PERF_COUNT0_TXCLK) | (cnt0_of << 32);
 994         *count1 = RREG32_PCIE(ixPCIE_PERF_COUNT1_TXCLK) | (cnt1_of << 32);
 995 }
 996 
 997 static uint64_t vi_get_pcie_replay_count(struct amdgpu_device *adev)
 998 {
 999         uint64_t nak_r, nak_g;
1000 
1001         /* Get the number of NAKs received and generated */
1002         nak_r = RREG32_PCIE(ixPCIE_RX_NUM_NAK);
1003         nak_g = RREG32_PCIE(ixPCIE_RX_NUM_NAK_GENERATED);
1004 
1005         /* Add the total number of NAKs, i.e the number of replays */
1006         return (nak_r + nak_g);
1007 }
1008 
1009 static bool vi_need_reset_on_init(struct amdgpu_device *adev)
1010 {
1011         u32 clock_cntl, pc;
1012 
1013         if (adev->flags & AMD_IS_APU)
1014                 return false;
1015 
1016         /* check if the SMC is already running */
1017         clock_cntl = RREG32_SMC(ixSMC_SYSCON_CLOCK_CNTL_0);
1018         pc = RREG32_SMC(ixSMC_PC_C);
1019         if ((0 == REG_GET_FIELD(clock_cntl, SMC_SYSCON_CLOCK_CNTL_0, ck_disable)) &&
1020             (0x20100 <= pc))
1021                 return true;
1022 
1023         return false;
1024 }
1025 
1026 static const struct amdgpu_asic_funcs vi_asic_funcs =
1027 {
1028         .read_disabled_bios = &vi_read_disabled_bios,
1029         .read_bios_from_rom = &vi_read_bios_from_rom,
1030         .read_register = &vi_read_register,
1031         .reset = &vi_asic_reset,
1032         .reset_method = &vi_asic_reset_method,
1033         .set_vga_state = &vi_vga_set_state,
1034         .get_xclk = &vi_get_xclk,
1035         .set_uvd_clocks = &vi_set_uvd_clocks,
1036         .set_vce_clocks = &vi_set_vce_clocks,
1037         .get_config_memsize = &vi_get_config_memsize,
1038         .flush_hdp = &vi_flush_hdp,
1039         .invalidate_hdp = &vi_invalidate_hdp,
1040         .need_full_reset = &vi_need_full_reset,
1041         .init_doorbell_index = &legacy_doorbell_index_init,
1042         .get_pcie_usage = &vi_get_pcie_usage,
1043         .need_reset_on_init = &vi_need_reset_on_init,
1044         .get_pcie_replay_count = &vi_get_pcie_replay_count,
1045 };
1046 
1047 #define CZ_REV_BRISTOL(rev)      \
1048         ((rev >= 0xC8 && rev <= 0xCE) || (rev >= 0xE1 && rev <= 0xE6))
1049 
1050 static int vi_common_early_init(void *handle)
1051 {
1052         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1053 
1054         if (adev->flags & AMD_IS_APU) {
1055                 adev->smc_rreg = &cz_smc_rreg;
1056                 adev->smc_wreg = &cz_smc_wreg;
1057         } else {
1058                 adev->smc_rreg = &vi_smc_rreg;
1059                 adev->smc_wreg = &vi_smc_wreg;
1060         }
1061         adev->pcie_rreg = &vi_pcie_rreg;
1062         adev->pcie_wreg = &vi_pcie_wreg;
1063         adev->uvd_ctx_rreg = &vi_uvd_ctx_rreg;
1064         adev->uvd_ctx_wreg = &vi_uvd_ctx_wreg;
1065         adev->didt_rreg = &vi_didt_rreg;
1066         adev->didt_wreg = &vi_didt_wreg;
1067         adev->gc_cac_rreg = &vi_gc_cac_rreg;
1068         adev->gc_cac_wreg = &vi_gc_cac_wreg;
1069 
1070         adev->asic_funcs = &vi_asic_funcs;
1071 
1072         adev->rev_id = vi_get_rev_id(adev);
1073         adev->external_rev_id = 0xFF;
1074         switch (adev->asic_type) {
1075         case CHIP_TOPAZ:
1076                 adev->cg_flags = 0;
1077                 adev->pg_flags = 0;
1078                 adev->external_rev_id = 0x1;
1079                 break;
1080         case CHIP_FIJI:
1081                 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1082                         AMD_CG_SUPPORT_GFX_MGLS |
1083                         AMD_CG_SUPPORT_GFX_RLC_LS |
1084                         AMD_CG_SUPPORT_GFX_CP_LS |
1085                         AMD_CG_SUPPORT_GFX_CGTS |
1086                         AMD_CG_SUPPORT_GFX_CGTS_LS |
1087                         AMD_CG_SUPPORT_GFX_CGCG |
1088                         AMD_CG_SUPPORT_GFX_CGLS |
1089                         AMD_CG_SUPPORT_SDMA_MGCG |
1090                         AMD_CG_SUPPORT_SDMA_LS |
1091                         AMD_CG_SUPPORT_BIF_LS |
1092                         AMD_CG_SUPPORT_HDP_MGCG |
1093                         AMD_CG_SUPPORT_HDP_LS |
1094                         AMD_CG_SUPPORT_ROM_MGCG |
1095                         AMD_CG_SUPPORT_MC_MGCG |
1096                         AMD_CG_SUPPORT_MC_LS |
1097                         AMD_CG_SUPPORT_UVD_MGCG;
1098                 adev->pg_flags = 0;
1099                 adev->external_rev_id = adev->rev_id + 0x3c;
1100                 break;
1101         case CHIP_TONGA:
1102                 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1103                         AMD_CG_SUPPORT_GFX_CGCG |
1104                         AMD_CG_SUPPORT_GFX_CGLS |
1105                         AMD_CG_SUPPORT_SDMA_MGCG |
1106                         AMD_CG_SUPPORT_SDMA_LS |
1107                         AMD_CG_SUPPORT_BIF_LS |
1108                         AMD_CG_SUPPORT_HDP_MGCG |
1109                         AMD_CG_SUPPORT_HDP_LS |
1110                         AMD_CG_SUPPORT_ROM_MGCG |
1111                         AMD_CG_SUPPORT_MC_MGCG |
1112                         AMD_CG_SUPPORT_MC_LS |
1113                         AMD_CG_SUPPORT_DRM_LS |
1114                         AMD_CG_SUPPORT_UVD_MGCG;
1115                 adev->pg_flags = 0;
1116                 adev->external_rev_id = adev->rev_id + 0x14;
1117                 break;
1118         case CHIP_POLARIS11:
1119                 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1120                         AMD_CG_SUPPORT_GFX_RLC_LS |
1121                         AMD_CG_SUPPORT_GFX_CP_LS |
1122                         AMD_CG_SUPPORT_GFX_CGCG |
1123                         AMD_CG_SUPPORT_GFX_CGLS |
1124                         AMD_CG_SUPPORT_GFX_3D_CGCG |
1125                         AMD_CG_SUPPORT_GFX_3D_CGLS |
1126                         AMD_CG_SUPPORT_SDMA_MGCG |
1127                         AMD_CG_SUPPORT_SDMA_LS |
1128                         AMD_CG_SUPPORT_BIF_MGCG |
1129                         AMD_CG_SUPPORT_BIF_LS |
1130                         AMD_CG_SUPPORT_HDP_MGCG |
1131                         AMD_CG_SUPPORT_HDP_LS |
1132                         AMD_CG_SUPPORT_ROM_MGCG |
1133                         AMD_CG_SUPPORT_MC_MGCG |
1134                         AMD_CG_SUPPORT_MC_LS |
1135                         AMD_CG_SUPPORT_DRM_LS |
1136                         AMD_CG_SUPPORT_UVD_MGCG |
1137                         AMD_CG_SUPPORT_VCE_MGCG;
1138                 adev->pg_flags = 0;
1139                 adev->external_rev_id = adev->rev_id + 0x5A;
1140                 break;
1141         case CHIP_POLARIS10:
1142                 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1143                         AMD_CG_SUPPORT_GFX_RLC_LS |
1144                         AMD_CG_SUPPORT_GFX_CP_LS |
1145                         AMD_CG_SUPPORT_GFX_CGCG |
1146                         AMD_CG_SUPPORT_GFX_CGLS |
1147                         AMD_CG_SUPPORT_GFX_3D_CGCG |
1148                         AMD_CG_SUPPORT_GFX_3D_CGLS |
1149                         AMD_CG_SUPPORT_SDMA_MGCG |
1150                         AMD_CG_SUPPORT_SDMA_LS |
1151                         AMD_CG_SUPPORT_BIF_MGCG |
1152                         AMD_CG_SUPPORT_BIF_LS |
1153                         AMD_CG_SUPPORT_HDP_MGCG |
1154                         AMD_CG_SUPPORT_HDP_LS |
1155                         AMD_CG_SUPPORT_ROM_MGCG |
1156                         AMD_CG_SUPPORT_MC_MGCG |
1157                         AMD_CG_SUPPORT_MC_LS |
1158                         AMD_CG_SUPPORT_DRM_LS |
1159                         AMD_CG_SUPPORT_UVD_MGCG |
1160                         AMD_CG_SUPPORT_VCE_MGCG;
1161                 adev->pg_flags = 0;
1162                 adev->external_rev_id = adev->rev_id + 0x50;
1163                 break;
1164         case CHIP_POLARIS12:
1165                 adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1166                         AMD_CG_SUPPORT_GFX_RLC_LS |
1167                         AMD_CG_SUPPORT_GFX_CP_LS |
1168                         AMD_CG_SUPPORT_GFX_CGCG |
1169                         AMD_CG_SUPPORT_GFX_CGLS |
1170                         AMD_CG_SUPPORT_GFX_3D_CGCG |
1171                         AMD_CG_SUPPORT_GFX_3D_CGLS |
1172                         AMD_CG_SUPPORT_SDMA_MGCG |
1173                         AMD_CG_SUPPORT_SDMA_LS |
1174                         AMD_CG_SUPPORT_BIF_MGCG |
1175                         AMD_CG_SUPPORT_BIF_LS |
1176                         AMD_CG_SUPPORT_HDP_MGCG |
1177                         AMD_CG_SUPPORT_HDP_LS |
1178                         AMD_CG_SUPPORT_ROM_MGCG |
1179                         AMD_CG_SUPPORT_MC_MGCG |
1180                         AMD_CG_SUPPORT_MC_LS |
1181                         AMD_CG_SUPPORT_DRM_LS |
1182                         AMD_CG_SUPPORT_UVD_MGCG |
1183                         AMD_CG_SUPPORT_VCE_MGCG;
1184                 adev->pg_flags = 0;
1185                 adev->external_rev_id = adev->rev_id + 0x64;
1186                 break;
1187         case CHIP_VEGAM:
1188                 adev->cg_flags = 0;
1189                         /*AMD_CG_SUPPORT_GFX_MGCG |
1190                         AMD_CG_SUPPORT_GFX_RLC_LS |
1191                         AMD_CG_SUPPORT_GFX_CP_LS |
1192                         AMD_CG_SUPPORT_GFX_CGCG |
1193                         AMD_CG_SUPPORT_GFX_CGLS |
1194                         AMD_CG_SUPPORT_GFX_3D_CGCG |
1195                         AMD_CG_SUPPORT_GFX_3D_CGLS |
1196                         AMD_CG_SUPPORT_SDMA_MGCG |
1197                         AMD_CG_SUPPORT_SDMA_LS |
1198                         AMD_CG_SUPPORT_BIF_MGCG |
1199                         AMD_CG_SUPPORT_BIF_LS |
1200                         AMD_CG_SUPPORT_HDP_MGCG |
1201                         AMD_CG_SUPPORT_HDP_LS |
1202                         AMD_CG_SUPPORT_ROM_MGCG |
1203                         AMD_CG_SUPPORT_MC_MGCG |
1204                         AMD_CG_SUPPORT_MC_LS |
1205                         AMD_CG_SUPPORT_DRM_LS |
1206                         AMD_CG_SUPPORT_UVD_MGCG |
1207                         AMD_CG_SUPPORT_VCE_MGCG;*/
1208                 adev->pg_flags = 0;
1209                 adev->external_rev_id = adev->rev_id + 0x6E;
1210                 break;
1211         case CHIP_CARRIZO:
1212                 adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG |
1213                         AMD_CG_SUPPORT_GFX_MGCG |
1214                         AMD_CG_SUPPORT_GFX_MGLS |
1215                         AMD_CG_SUPPORT_GFX_RLC_LS |
1216                         AMD_CG_SUPPORT_GFX_CP_LS |
1217                         AMD_CG_SUPPORT_GFX_CGTS |
1218                         AMD_CG_SUPPORT_GFX_CGTS_LS |
1219                         AMD_CG_SUPPORT_GFX_CGCG |
1220                         AMD_CG_SUPPORT_GFX_CGLS |
1221                         AMD_CG_SUPPORT_BIF_LS |
1222                         AMD_CG_SUPPORT_HDP_MGCG |
1223                         AMD_CG_SUPPORT_HDP_LS |
1224                         AMD_CG_SUPPORT_SDMA_MGCG |
1225                         AMD_CG_SUPPORT_SDMA_LS |
1226                         AMD_CG_SUPPORT_VCE_MGCG;
1227                 /* rev0 hardware requires workarounds to support PG */
1228                 adev->pg_flags = 0;
1229                 if (adev->rev_id != 0x00 || CZ_REV_BRISTOL(adev->pdev->revision)) {
1230                         adev->pg_flags |= AMD_PG_SUPPORT_GFX_SMG |
1231                                 AMD_PG_SUPPORT_GFX_PIPELINE |
1232                                 AMD_PG_SUPPORT_CP |
1233                                 AMD_PG_SUPPORT_UVD |
1234                                 AMD_PG_SUPPORT_VCE;
1235                 }
1236                 adev->external_rev_id = adev->rev_id + 0x1;
1237                 break;
1238         case CHIP_STONEY:
1239                 adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG |
1240                         AMD_CG_SUPPORT_GFX_MGCG |
1241                         AMD_CG_SUPPORT_GFX_MGLS |
1242                         AMD_CG_SUPPORT_GFX_RLC_LS |
1243                         AMD_CG_SUPPORT_GFX_CP_LS |
1244                         AMD_CG_SUPPORT_GFX_CGTS |
1245                         AMD_CG_SUPPORT_GFX_CGTS_LS |
1246                         AMD_CG_SUPPORT_GFX_CGLS |
1247                         AMD_CG_SUPPORT_BIF_LS |
1248                         AMD_CG_SUPPORT_HDP_MGCG |
1249                         AMD_CG_SUPPORT_HDP_LS |
1250                         AMD_CG_SUPPORT_SDMA_MGCG |
1251                         AMD_CG_SUPPORT_SDMA_LS |
1252                         AMD_CG_SUPPORT_VCE_MGCG;
1253                 adev->pg_flags = AMD_PG_SUPPORT_GFX_PG |
1254                         AMD_PG_SUPPORT_GFX_SMG |
1255                         AMD_PG_SUPPORT_GFX_PIPELINE |
1256                         AMD_PG_SUPPORT_CP |
1257                         AMD_PG_SUPPORT_UVD |
1258                         AMD_PG_SUPPORT_VCE;
1259                 adev->external_rev_id = adev->rev_id + 0x61;
1260                 break;
1261         default:
1262                 /* FIXME: not supported yet */
1263                 return -EINVAL;
1264         }
1265 
1266         if (amdgpu_sriov_vf(adev)) {
1267                 amdgpu_virt_init_setting(adev);
1268                 xgpu_vi_mailbox_set_irq_funcs(adev);
1269         }
1270 
1271         return 0;
1272 }
1273 
1274 static int vi_common_late_init(void *handle)
1275 {
1276         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1277 
1278         if (amdgpu_sriov_vf(adev))
1279                 xgpu_vi_mailbox_get_irq(adev);
1280 
1281         return 0;
1282 }
1283 
1284 static int vi_common_sw_init(void *handle)
1285 {
1286         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1287 
1288         if (amdgpu_sriov_vf(adev))
1289                 xgpu_vi_mailbox_add_irq_id(adev);
1290 
1291         return 0;
1292 }
1293 
1294 static int vi_common_sw_fini(void *handle)
1295 {
1296         return 0;
1297 }
1298 
1299 static int vi_common_hw_init(void *handle)
1300 {
1301         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1302 
1303         /* move the golden regs per IP block */
1304         vi_init_golden_registers(adev);
1305         /* enable pcie gen2/3 link */
1306         vi_pcie_gen3_enable(adev);
1307         /* enable aspm */
1308         vi_program_aspm(adev);
1309         /* enable the doorbell aperture */
1310         vi_enable_doorbell_aperture(adev, true);
1311 
1312         return 0;
1313 }
1314 
1315 static int vi_common_hw_fini(void *handle)
1316 {
1317         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1318 
1319         /* enable the doorbell aperture */
1320         vi_enable_doorbell_aperture(adev, false);
1321 
1322         if (amdgpu_sriov_vf(adev))
1323                 xgpu_vi_mailbox_put_irq(adev);
1324 
1325         return 0;
1326 }
1327 
1328 static int vi_common_suspend(void *handle)
1329 {
1330         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1331 
1332         return vi_common_hw_fini(adev);
1333 }
1334 
1335 static int vi_common_resume(void *handle)
1336 {
1337         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1338 
1339         return vi_common_hw_init(adev);
1340 }
1341 
1342 static bool vi_common_is_idle(void *handle)
1343 {
1344         return true;
1345 }
1346 
1347 static int vi_common_wait_for_idle(void *handle)
1348 {
1349         return 0;
1350 }
1351 
1352 static int vi_common_soft_reset(void *handle)
1353 {
1354         return 0;
1355 }
1356 
1357 static void vi_update_bif_medium_grain_light_sleep(struct amdgpu_device *adev,
1358                                                    bool enable)
1359 {
1360         uint32_t temp, data;
1361 
1362         temp = data = RREG32_PCIE(ixPCIE_CNTL2);
1363 
1364         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_BIF_LS))
1365                 data |= PCIE_CNTL2__SLV_MEM_LS_EN_MASK |
1366                                 PCIE_CNTL2__MST_MEM_LS_EN_MASK |
1367                                 PCIE_CNTL2__REPLAY_MEM_LS_EN_MASK;
1368         else
1369                 data &= ~(PCIE_CNTL2__SLV_MEM_LS_EN_MASK |
1370                                 PCIE_CNTL2__MST_MEM_LS_EN_MASK |
1371                                 PCIE_CNTL2__REPLAY_MEM_LS_EN_MASK);
1372 
1373         if (temp != data)
1374                 WREG32_PCIE(ixPCIE_CNTL2, data);
1375 }
1376 
1377 static void vi_update_hdp_medium_grain_clock_gating(struct amdgpu_device *adev,
1378                                                     bool enable)
1379 {
1380         uint32_t temp, data;
1381 
1382         temp = data = RREG32(mmHDP_HOST_PATH_CNTL);
1383 
1384         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_MGCG))
1385                 data &= ~HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK;
1386         else
1387                 data |= HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK;
1388 
1389         if (temp != data)
1390                 WREG32(mmHDP_HOST_PATH_CNTL, data);
1391 }
1392 
1393 static void vi_update_hdp_light_sleep(struct amdgpu_device *adev,
1394                                       bool enable)
1395 {
1396         uint32_t temp, data;
1397 
1398         temp = data = RREG32(mmHDP_MEM_POWER_LS);
1399 
1400         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS))
1401                 data |= HDP_MEM_POWER_LS__LS_ENABLE_MASK;
1402         else
1403                 data &= ~HDP_MEM_POWER_LS__LS_ENABLE_MASK;
1404 
1405         if (temp != data)
1406                 WREG32(mmHDP_MEM_POWER_LS, data);
1407 }
1408 
1409 static void vi_update_drm_light_sleep(struct amdgpu_device *adev,
1410                                       bool enable)
1411 {
1412         uint32_t temp, data;
1413 
1414         temp = data = RREG32(0x157a);
1415 
1416         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS))
1417                 data |= 1;
1418         else
1419                 data &= ~1;
1420 
1421         if (temp != data)
1422                 WREG32(0x157a, data);
1423 }
1424 
1425 
1426 static void vi_update_rom_medium_grain_clock_gating(struct amdgpu_device *adev,
1427                                                     bool enable)
1428 {
1429         uint32_t temp, data;
1430 
1431         temp = data = RREG32_SMC(ixCGTT_ROM_CLK_CTRL0);
1432 
1433         if (enable && (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG))
1434                 data &= ~(CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
1435                                 CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK);
1436         else
1437                 data |= CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
1438                                 CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK;
1439 
1440         if (temp != data)
1441                 WREG32_SMC(ixCGTT_ROM_CLK_CTRL0, data);
1442 }
1443 
1444 static int vi_common_set_clockgating_state_by_smu(void *handle,
1445                                            enum amd_clockgating_state state)
1446 {
1447         uint32_t msg_id, pp_state = 0;
1448         uint32_t pp_support_state = 0;
1449         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1450 
1451         if (adev->cg_flags & (AMD_CG_SUPPORT_MC_LS | AMD_CG_SUPPORT_MC_MGCG)) {
1452                 if (adev->cg_flags & AMD_CG_SUPPORT_MC_LS) {
1453                         pp_support_state = PP_STATE_SUPPORT_LS;
1454                         pp_state = PP_STATE_LS;
1455                 }
1456                 if (adev->cg_flags & AMD_CG_SUPPORT_MC_MGCG) {
1457                         pp_support_state |= PP_STATE_SUPPORT_CG;
1458                         pp_state |= PP_STATE_CG;
1459                 }
1460                 if (state == AMD_CG_STATE_UNGATE)
1461                         pp_state = 0;
1462                 msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1463                                PP_BLOCK_SYS_MC,
1464                                pp_support_state,
1465                                pp_state);
1466                 if (adev->powerplay.pp_funcs->set_clockgating_by_smu)
1467                         amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1468         }
1469 
1470         if (adev->cg_flags & (AMD_CG_SUPPORT_SDMA_LS | AMD_CG_SUPPORT_SDMA_MGCG)) {
1471                 if (adev->cg_flags & AMD_CG_SUPPORT_SDMA_LS) {
1472                         pp_support_state = PP_STATE_SUPPORT_LS;
1473                         pp_state = PP_STATE_LS;
1474                 }
1475                 if (adev->cg_flags & AMD_CG_SUPPORT_SDMA_MGCG) {
1476                         pp_support_state |= PP_STATE_SUPPORT_CG;
1477                         pp_state |= PP_STATE_CG;
1478                 }
1479                 if (state == AMD_CG_STATE_UNGATE)
1480                         pp_state = 0;
1481                 msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1482                                PP_BLOCK_SYS_SDMA,
1483                                pp_support_state,
1484                                pp_state);
1485                 if (adev->powerplay.pp_funcs->set_clockgating_by_smu)
1486                         amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1487         }
1488 
1489         if (adev->cg_flags & (AMD_CG_SUPPORT_HDP_LS | AMD_CG_SUPPORT_HDP_MGCG)) {
1490                 if (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS) {
1491                         pp_support_state = PP_STATE_SUPPORT_LS;
1492                         pp_state = PP_STATE_LS;
1493                 }
1494                 if (adev->cg_flags & AMD_CG_SUPPORT_HDP_MGCG) {
1495                         pp_support_state |= PP_STATE_SUPPORT_CG;
1496                         pp_state |= PP_STATE_CG;
1497                 }
1498                 if (state == AMD_CG_STATE_UNGATE)
1499                         pp_state = 0;
1500                 msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1501                                PP_BLOCK_SYS_HDP,
1502                                pp_support_state,
1503                                pp_state);
1504                 if (adev->powerplay.pp_funcs->set_clockgating_by_smu)
1505                         amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1506         }
1507 
1508 
1509         if (adev->cg_flags & AMD_CG_SUPPORT_BIF_LS) {
1510                 if (state == AMD_CG_STATE_UNGATE)
1511                         pp_state = 0;
1512                 else
1513                         pp_state = PP_STATE_LS;
1514 
1515                 msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1516                                PP_BLOCK_SYS_BIF,
1517                                PP_STATE_SUPPORT_LS,
1518                                 pp_state);
1519                 if (adev->powerplay.pp_funcs->set_clockgating_by_smu)
1520                         amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1521         }
1522         if (adev->cg_flags & AMD_CG_SUPPORT_BIF_MGCG) {
1523                 if (state == AMD_CG_STATE_UNGATE)
1524                         pp_state = 0;
1525                 else
1526                         pp_state = PP_STATE_CG;
1527 
1528                 msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1529                                PP_BLOCK_SYS_BIF,
1530                                PP_STATE_SUPPORT_CG,
1531                                pp_state);
1532                 if (adev->powerplay.pp_funcs->set_clockgating_by_smu)
1533                         amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1534         }
1535 
1536         if (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS) {
1537 
1538                 if (state == AMD_CG_STATE_UNGATE)
1539                         pp_state = 0;
1540                 else
1541                         pp_state = PP_STATE_LS;
1542 
1543                 msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1544                                PP_BLOCK_SYS_DRM,
1545                                PP_STATE_SUPPORT_LS,
1546                                pp_state);
1547                 if (adev->powerplay.pp_funcs->set_clockgating_by_smu)
1548                         amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1549         }
1550 
1551         if (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG) {
1552 
1553                 if (state == AMD_CG_STATE_UNGATE)
1554                         pp_state = 0;
1555                 else
1556                         pp_state = PP_STATE_CG;
1557 
1558                 msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1559                                PP_BLOCK_SYS_ROM,
1560                                PP_STATE_SUPPORT_CG,
1561                                pp_state);
1562                 if (adev->powerplay.pp_funcs->set_clockgating_by_smu)
1563                         amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1564         }
1565         return 0;
1566 }
1567 
1568 static int vi_common_set_clockgating_state(void *handle,
1569                                            enum amd_clockgating_state state)
1570 {
1571         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1572 
1573         if (amdgpu_sriov_vf(adev))
1574                 return 0;
1575 
1576         switch (adev->asic_type) {
1577         case CHIP_FIJI:
1578                 vi_update_bif_medium_grain_light_sleep(adev,
1579                                 state == AMD_CG_STATE_GATE);
1580                 vi_update_hdp_medium_grain_clock_gating(adev,
1581                                 state == AMD_CG_STATE_GATE);
1582                 vi_update_hdp_light_sleep(adev,
1583                                 state == AMD_CG_STATE_GATE);
1584                 vi_update_rom_medium_grain_clock_gating(adev,
1585                                 state == AMD_CG_STATE_GATE);
1586                 break;
1587         case CHIP_CARRIZO:
1588         case CHIP_STONEY:
1589                 vi_update_bif_medium_grain_light_sleep(adev,
1590                                 state == AMD_CG_STATE_GATE);
1591                 vi_update_hdp_medium_grain_clock_gating(adev,
1592                                 state == AMD_CG_STATE_GATE);
1593                 vi_update_hdp_light_sleep(adev,
1594                                 state == AMD_CG_STATE_GATE);
1595                 vi_update_drm_light_sleep(adev,
1596                                 state == AMD_CG_STATE_GATE);
1597                 break;
1598         case CHIP_TONGA:
1599         case CHIP_POLARIS10:
1600         case CHIP_POLARIS11:
1601         case CHIP_POLARIS12:
1602         case CHIP_VEGAM:
1603                 vi_common_set_clockgating_state_by_smu(adev, state);
1604         default:
1605                 break;
1606         }
1607         return 0;
1608 }
1609 
1610 static int vi_common_set_powergating_state(void *handle,
1611                                             enum amd_powergating_state state)
1612 {
1613         return 0;
1614 }
1615 
1616 static void vi_common_get_clockgating_state(void *handle, u32 *flags)
1617 {
1618         struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1619         int data;
1620 
1621         if (amdgpu_sriov_vf(adev))
1622                 *flags = 0;
1623 
1624         /* AMD_CG_SUPPORT_BIF_LS */
1625         data = RREG32_PCIE(ixPCIE_CNTL2);
1626         if (data & PCIE_CNTL2__SLV_MEM_LS_EN_MASK)
1627                 *flags |= AMD_CG_SUPPORT_BIF_LS;
1628 
1629         /* AMD_CG_SUPPORT_HDP_LS */
1630         data = RREG32(mmHDP_MEM_POWER_LS);
1631         if (data & HDP_MEM_POWER_LS__LS_ENABLE_MASK)
1632                 *flags |= AMD_CG_SUPPORT_HDP_LS;
1633 
1634         /* AMD_CG_SUPPORT_HDP_MGCG */
1635         data = RREG32(mmHDP_HOST_PATH_CNTL);
1636         if (!(data & HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK))
1637                 *flags |= AMD_CG_SUPPORT_HDP_MGCG;
1638 
1639         /* AMD_CG_SUPPORT_ROM_MGCG */
1640         data = RREG32_SMC(ixCGTT_ROM_CLK_CTRL0);
1641         if (!(data & CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK))
1642                 *flags |= AMD_CG_SUPPORT_ROM_MGCG;
1643 }
1644 
1645 static const struct amd_ip_funcs vi_common_ip_funcs = {
1646         .name = "vi_common",
1647         .early_init = vi_common_early_init,
1648         .late_init = vi_common_late_init,
1649         .sw_init = vi_common_sw_init,
1650         .sw_fini = vi_common_sw_fini,
1651         .hw_init = vi_common_hw_init,
1652         .hw_fini = vi_common_hw_fini,
1653         .suspend = vi_common_suspend,
1654         .resume = vi_common_resume,
1655         .is_idle = vi_common_is_idle,
1656         .wait_for_idle = vi_common_wait_for_idle,
1657         .soft_reset = vi_common_soft_reset,
1658         .set_clockgating_state = vi_common_set_clockgating_state,
1659         .set_powergating_state = vi_common_set_powergating_state,
1660         .get_clockgating_state = vi_common_get_clockgating_state,
1661 };
1662 
1663 static const struct amdgpu_ip_block_version vi_common_ip_block =
1664 {
1665         .type = AMD_IP_BLOCK_TYPE_COMMON,
1666         .major = 1,
1667         .minor = 0,
1668         .rev = 0,
1669         .funcs = &vi_common_ip_funcs,
1670 };
1671 
1672 int vi_set_ip_blocks(struct amdgpu_device *adev)
1673 {
1674         /* in early init stage, vbios code won't work */
1675         vi_detect_hw_virtualization(adev);
1676 
1677         if (amdgpu_sriov_vf(adev))
1678                 adev->virt.ops = &xgpu_vi_virt_ops;
1679 
1680         switch (adev->asic_type) {
1681         case CHIP_TOPAZ:
1682                 /* topaz has no DCE, UVD, VCE */
1683                 amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
1684                 amdgpu_device_ip_block_add(adev, &gmc_v7_4_ip_block);
1685                 amdgpu_device_ip_block_add(adev, &iceland_ih_ip_block);
1686                 amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
1687                 amdgpu_device_ip_block_add(adev, &sdma_v2_4_ip_block);
1688                 amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
1689                 if (adev->enable_virtual_display)
1690                         amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
1691                 break;
1692         case CHIP_FIJI:
1693                 amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
1694                 amdgpu_device_ip_block_add(adev, &gmc_v8_5_ip_block);
1695                 amdgpu_device_ip_block_add(adev, &tonga_ih_ip_block);
1696                 amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
1697                 amdgpu_device_ip_block_add(adev, &sdma_v3_0_ip_block);
1698                 amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
1699                 if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
1700                         amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
1701 #if defined(CONFIG_DRM_AMD_DC)
1702                 else if (amdgpu_device_has_dc_support(adev))
1703                         amdgpu_device_ip_block_add(adev, &dm_ip_block);
1704 #endif
1705                 else
1706                         amdgpu_device_ip_block_add(adev, &dce_v10_1_ip_block);
1707                 if (!amdgpu_sriov_vf(adev)) {
1708                         amdgpu_device_ip_block_add(adev, &uvd_v6_0_ip_block);
1709                         amdgpu_device_ip_block_add(adev, &vce_v3_0_ip_block);
1710                 }
1711                 break;
1712         case CHIP_TONGA:
1713                 amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
1714                 amdgpu_device_ip_block_add(adev, &gmc_v8_0_ip_block);
1715                 amdgpu_device_ip_block_add(adev, &tonga_ih_ip_block);
1716                 amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
1717                 amdgpu_device_ip_block_add(adev, &sdma_v3_0_ip_block);
1718                 amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
1719                 if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
1720                         amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
1721 #if defined(CONFIG_DRM_AMD_DC)
1722                 else if (amdgpu_device_has_dc_support(adev))
1723                         amdgpu_device_ip_block_add(adev, &dm_ip_block);
1724 #endif
1725                 else
1726                         amdgpu_device_ip_block_add(adev, &dce_v10_0_ip_block);
1727                 if (!amdgpu_sriov_vf(adev)) {
1728                         amdgpu_device_ip_block_add(adev, &uvd_v5_0_ip_block);
1729                         amdgpu_device_ip_block_add(adev, &vce_v3_0_ip_block);
1730                 }
1731                 break;
1732         case CHIP_POLARIS10:
1733         case CHIP_POLARIS11:
1734         case CHIP_POLARIS12:
1735         case CHIP_VEGAM:
1736                 amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
1737                 amdgpu_device_ip_block_add(adev, &gmc_v8_1_ip_block);
1738                 amdgpu_device_ip_block_add(adev, &tonga_ih_ip_block);
1739                 amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
1740                 amdgpu_device_ip_block_add(adev, &sdma_v3_1_ip_block);
1741                 amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
1742                 if (adev->enable_virtual_display)
1743                         amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
1744 #if defined(CONFIG_DRM_AMD_DC)
1745                 else if (amdgpu_device_has_dc_support(adev))
1746                         amdgpu_device_ip_block_add(adev, &dm_ip_block);
1747 #endif
1748                 else
1749                         amdgpu_device_ip_block_add(adev, &dce_v11_2_ip_block);
1750                 amdgpu_device_ip_block_add(adev, &uvd_v6_3_ip_block);
1751                 amdgpu_device_ip_block_add(adev, &vce_v3_4_ip_block);
1752                 break;
1753         case CHIP_CARRIZO:
1754                 amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
1755                 amdgpu_device_ip_block_add(adev, &gmc_v8_0_ip_block);
1756                 amdgpu_device_ip_block_add(adev, &cz_ih_ip_block);
1757                 amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
1758                 amdgpu_device_ip_block_add(adev, &sdma_v3_0_ip_block);
1759                 amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
1760                 if (adev->enable_virtual_display)
1761                         amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
1762 #if defined(CONFIG_DRM_AMD_DC)
1763                 else if (amdgpu_device_has_dc_support(adev))
1764                         amdgpu_device_ip_block_add(adev, &dm_ip_block);
1765 #endif
1766                 else
1767                         amdgpu_device_ip_block_add(adev, &dce_v11_0_ip_block);
1768                 amdgpu_device_ip_block_add(adev, &uvd_v6_0_ip_block);
1769                 amdgpu_device_ip_block_add(adev, &vce_v3_1_ip_block);
1770 #if defined(CONFIG_DRM_AMD_ACP)
1771                 amdgpu_device_ip_block_add(adev, &acp_ip_block);
1772 #endif
1773                 break;
1774         case CHIP_STONEY:
1775                 amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
1776                 amdgpu_device_ip_block_add(adev, &gmc_v8_0_ip_block);
1777                 amdgpu_device_ip_block_add(adev, &cz_ih_ip_block);
1778                 amdgpu_device_ip_block_add(adev, &gfx_v8_1_ip_block);
1779                 amdgpu_device_ip_block_add(adev, &sdma_v3_0_ip_block);
1780                 amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
1781                 if (adev->enable_virtual_display)
1782                         amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
1783 #if defined(CONFIG_DRM_AMD_DC)
1784                 else if (amdgpu_device_has_dc_support(adev))
1785                         amdgpu_device_ip_block_add(adev, &dm_ip_block);
1786 #endif
1787                 else
1788                         amdgpu_device_ip_block_add(adev, &dce_v11_0_ip_block);
1789                 amdgpu_device_ip_block_add(adev, &uvd_v6_2_ip_block);
1790                 amdgpu_device_ip_block_add(adev, &vce_v3_4_ip_block);
1791 #if defined(CONFIG_DRM_AMD_ACP)
1792                 amdgpu_device_ip_block_add(adev, &acp_ip_block);
1793 #endif
1794                 break;
1795         default:
1796                 /* FIXME: not supported yet */
1797                 return -EINVAL;
1798         }
1799 
1800         return 0;
1801 }
1802 
1803 void legacy_doorbell_index_init(struct amdgpu_device *adev)
1804 {
1805         adev->doorbell_index.kiq = AMDGPU_DOORBELL_KIQ;
1806         adev->doorbell_index.mec_ring0 = AMDGPU_DOORBELL_MEC_RING0;
1807         adev->doorbell_index.mec_ring1 = AMDGPU_DOORBELL_MEC_RING1;
1808         adev->doorbell_index.mec_ring2 = AMDGPU_DOORBELL_MEC_RING2;
1809         adev->doorbell_index.mec_ring3 = AMDGPU_DOORBELL_MEC_RING3;
1810         adev->doorbell_index.mec_ring4 = AMDGPU_DOORBELL_MEC_RING4;
1811         adev->doorbell_index.mec_ring5 = AMDGPU_DOORBELL_MEC_RING5;
1812         adev->doorbell_index.mec_ring6 = AMDGPU_DOORBELL_MEC_RING6;
1813         adev->doorbell_index.mec_ring7 = AMDGPU_DOORBELL_MEC_RING7;
1814         adev->doorbell_index.gfx_ring0 = AMDGPU_DOORBELL_GFX_RING0;
1815         adev->doorbell_index.sdma_engine[0] = AMDGPU_DOORBELL_sDMA_ENGINE0;
1816         adev->doorbell_index.sdma_engine[1] = AMDGPU_DOORBELL_sDMA_ENGINE1;
1817         adev->doorbell_index.ih = AMDGPU_DOORBELL_IH;
1818         adev->doorbell_index.max_assignment = AMDGPU_DOORBELL_MAX_ASSIGNMENT;
1819 }
/* [<][>][^][v][top][bottom][index][help] */
root/drivers/gpu/drm/amd/amdgpu/vi.c

DEFINITIONS
