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v4.6
   1/*
   2 * Copyright 2014 Advanced Micro Devices, Inc.
   3 *
   4 * Permission is hereby granted, free of charge, to any person obtaining a
   5 * copy of this software and associated documentation files (the "Software"),
   6 * to deal in the Software without restriction, including without limitation
   7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8 * and/or sell copies of the Software, and to permit persons to whom the
   9 * Software is furnished to do so, subject to the following conditions:
  10 *
  11 * The above copyright notice and this permission notice shall be included in
  12 * all copies or substantial portions of the Software.
  13 *
  14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
  18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  20 * OTHER DEALINGS IN THE SOFTWARE.
  21 *
  22 */
  23#include <linux/firmware.h>
 
  24#include <linux/slab.h>
  25#include <linux/module.h>
  26#include "drmP.h"
 
  27#include "amdgpu.h"
  28#include "amdgpu_atombios.h"
  29#include "amdgpu_ih.h"
  30#include "amdgpu_uvd.h"
  31#include "amdgpu_vce.h"
  32#include "amdgpu_ucode.h"
  33#include "atom.h"
  34#include "amd_pcie.h"
  35
  36#include "gmc/gmc_8_1_d.h"
  37#include "gmc/gmc_8_1_sh_mask.h"
  38
  39#include "oss/oss_3_0_d.h"
  40#include "oss/oss_3_0_sh_mask.h"
  41
  42#include "bif/bif_5_0_d.h"
  43#include "bif/bif_5_0_sh_mask.h"
  44
  45#include "gca/gfx_8_0_d.h"
  46#include "gca/gfx_8_0_sh_mask.h"
  47
  48#include "smu/smu_7_1_1_d.h"
  49#include "smu/smu_7_1_1_sh_mask.h"
  50
  51#include "uvd/uvd_5_0_d.h"
  52#include "uvd/uvd_5_0_sh_mask.h"
  53
  54#include "vce/vce_3_0_d.h"
  55#include "vce/vce_3_0_sh_mask.h"
  56
  57#include "dce/dce_10_0_d.h"
  58#include "dce/dce_10_0_sh_mask.h"
  59
  60#include "vid.h"
  61#include "vi.h"
  62#include "vi_dpm.h"
  63#include "gmc_v8_0.h"
  64#include "gmc_v7_0.h"
  65#include "gfx_v8_0.h"
  66#include "sdma_v2_4.h"
  67#include "sdma_v3_0.h"
  68#include "dce_v10_0.h"
  69#include "dce_v11_0.h"
  70#include "iceland_ih.h"
  71#include "tonga_ih.h"
  72#include "cz_ih.h"
  73#include "uvd_v5_0.h"
  74#include "uvd_v6_0.h"
  75#include "vce_v3_0.h"
  76#include "amdgpu_powerplay.h"
  77#if defined(CONFIG_DRM_AMD_ACP)
  78#include "amdgpu_acp.h"
  79#endif
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
  80
  81/*
  82 * Indirect registers accessor
  83 */
  84static u32 vi_pcie_rreg(struct amdgpu_device *adev, u32 reg)
  85{
  86	unsigned long flags;
  87	u32 r;
  88
  89	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
  90	WREG32(mmPCIE_INDEX, reg);
  91	(void)RREG32(mmPCIE_INDEX);
  92	r = RREG32(mmPCIE_DATA);
  93	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
  94	return r;
  95}
  96
  97static void vi_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
  98{
  99	unsigned long flags;
 100
 101	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
 102	WREG32(mmPCIE_INDEX, reg);
 103	(void)RREG32(mmPCIE_INDEX);
 104	WREG32(mmPCIE_DATA, v);
 105	(void)RREG32(mmPCIE_DATA);
 106	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
 107}
 108
 109static u32 vi_smc_rreg(struct amdgpu_device *adev, u32 reg)
 110{
 111	unsigned long flags;
 112	u32 r;
 113
 114	spin_lock_irqsave(&adev->smc_idx_lock, flags);
 115	WREG32(mmSMC_IND_INDEX_0, (reg));
 116	r = RREG32(mmSMC_IND_DATA_0);
 117	spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
 118	return r;
 119}
 120
 121static void vi_smc_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 122{
 123	unsigned long flags;
 124
 125	spin_lock_irqsave(&adev->smc_idx_lock, flags);
 126	WREG32(mmSMC_IND_INDEX_0, (reg));
 127	WREG32(mmSMC_IND_DATA_0, (v));
 128	spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
 129}
 130
 131/* smu_8_0_d.h */
 132#define mmMP0PUB_IND_INDEX                                                      0x180
 133#define mmMP0PUB_IND_DATA                                                       0x181
 134
 135static u32 cz_smc_rreg(struct amdgpu_device *adev, u32 reg)
 136{
 137	unsigned long flags;
 138	u32 r;
 139
 140	spin_lock_irqsave(&adev->smc_idx_lock, flags);
 141	WREG32(mmMP0PUB_IND_INDEX, (reg));
 142	r = RREG32(mmMP0PUB_IND_DATA);
 143	spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
 144	return r;
 145}
 146
 147static void cz_smc_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 148{
 149	unsigned long flags;
 150
 151	spin_lock_irqsave(&adev->smc_idx_lock, flags);
 152	WREG32(mmMP0PUB_IND_INDEX, (reg));
 153	WREG32(mmMP0PUB_IND_DATA, (v));
 154	spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
 155}
 156
 157static u32 vi_uvd_ctx_rreg(struct amdgpu_device *adev, u32 reg)
 158{
 159	unsigned long flags;
 160	u32 r;
 161
 162	spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
 163	WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
 164	r = RREG32(mmUVD_CTX_DATA);
 165	spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
 166	return r;
 167}
 168
 169static void vi_uvd_ctx_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 170{
 171	unsigned long flags;
 172
 173	spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
 174	WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
 175	WREG32(mmUVD_CTX_DATA, (v));
 176	spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
 177}
 178
 179static u32 vi_didt_rreg(struct amdgpu_device *adev, u32 reg)
 180{
 181	unsigned long flags;
 182	u32 r;
 183
 184	spin_lock_irqsave(&adev->didt_idx_lock, flags);
 185	WREG32(mmDIDT_IND_INDEX, (reg));
 186	r = RREG32(mmDIDT_IND_DATA);
 187	spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
 188	return r;
 189}
 190
 191static void vi_didt_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 192{
 193	unsigned long flags;
 194
 195	spin_lock_irqsave(&adev->didt_idx_lock, flags);
 196	WREG32(mmDIDT_IND_INDEX, (reg));
 197	WREG32(mmDIDT_IND_DATA, (v));
 198	spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
 199}
 200
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 201static const u32 tonga_mgcg_cgcg_init[] =
 202{
 203	mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
 204	mmPCIE_INDEX, 0xffffffff, 0x0140001c,
 205	mmPCIE_DATA, 0x000f0000, 0x00000000,
 206	mmSMC_IND_INDEX_4, 0xffffffff, 0xC060000C,
 207	mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
 208	mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
 209	mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
 210};
 211
 212static const u32 fiji_mgcg_cgcg_init[] =
 213{
 214	mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
 215	mmPCIE_INDEX, 0xffffffff, 0x0140001c,
 216	mmPCIE_DATA, 0x000f0000, 0x00000000,
 217	mmSMC_IND_INDEX_4, 0xffffffff, 0xC060000C,
 218	mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
 219	mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
 220	mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
 221};
 222
 223static const u32 iceland_mgcg_cgcg_init[] =
 224{
 225	mmPCIE_INDEX, 0xffffffff, ixPCIE_CNTL2,
 226	mmPCIE_DATA, 0x000f0000, 0x00000000,
 227	mmSMC_IND_INDEX_4, 0xffffffff, ixCGTT_ROM_CLK_CTRL0,
 228	mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
 229	mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
 230};
 231
 232static const u32 cz_mgcg_cgcg_init[] =
 233{
 234	mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
 235	mmPCIE_INDEX, 0xffffffff, 0x0140001c,
 236	mmPCIE_DATA, 0x000f0000, 0x00000000,
 237	mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
 238	mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
 239};
 240
 241static const u32 stoney_mgcg_cgcg_init[] =
 242{
 243	mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00000100,
 244	mmHDP_XDP_CGTT_BLK_CTRL, 0xffffffff, 0x00000104,
 245	mmHDP_HOST_PATH_CNTL, 0xffffffff, 0x0f000027,
 246};
 247
 248static void vi_init_golden_registers(struct amdgpu_device *adev)
 249{
 250	/* Some of the registers might be dependent on GRBM_GFX_INDEX */
 251	mutex_lock(&adev->grbm_idx_mutex);
 252
 
 
 
 
 
 
 253	switch (adev->asic_type) {
 254	case CHIP_TOPAZ:
 255		amdgpu_program_register_sequence(adev,
 256						 iceland_mgcg_cgcg_init,
 257						 (const u32)ARRAY_SIZE(iceland_mgcg_cgcg_init));
 258		break;
 259	case CHIP_FIJI:
 260		amdgpu_program_register_sequence(adev,
 261						 fiji_mgcg_cgcg_init,
 262						 (const u32)ARRAY_SIZE(fiji_mgcg_cgcg_init));
 263		break;
 264	case CHIP_TONGA:
 265		amdgpu_program_register_sequence(adev,
 266						 tonga_mgcg_cgcg_init,
 267						 (const u32)ARRAY_SIZE(tonga_mgcg_cgcg_init));
 268		break;
 269	case CHIP_CARRIZO:
 270		amdgpu_program_register_sequence(adev,
 271						 cz_mgcg_cgcg_init,
 272						 (const u32)ARRAY_SIZE(cz_mgcg_cgcg_init));
 273		break;
 274	case CHIP_STONEY:
 275		amdgpu_program_register_sequence(adev,
 276						 stoney_mgcg_cgcg_init,
 277						 (const u32)ARRAY_SIZE(stoney_mgcg_cgcg_init));
 278		break;
 
 
 
 
 279	default:
 280		break;
 281	}
 282	mutex_unlock(&adev->grbm_idx_mutex);
 283}
 284
 285/**
 286 * vi_get_xclk - get the xclk
 287 *
 288 * @adev: amdgpu_device pointer
 289 *
 290 * Returns the reference clock used by the gfx engine
 291 * (VI).
 292 */
 293static u32 vi_get_xclk(struct amdgpu_device *adev)
 294{
 295	u32 reference_clock = adev->clock.spll.reference_freq;
 296	u32 tmp;
 297
 298	if (adev->flags & AMD_IS_APU)
 299		return reference_clock;
 300
 301	tmp = RREG32_SMC(ixCG_CLKPIN_CNTL_2);
 302	if (REG_GET_FIELD(tmp, CG_CLKPIN_CNTL_2, MUX_TCLK_TO_XCLK))
 303		return 1000;
 304
 305	tmp = RREG32_SMC(ixCG_CLKPIN_CNTL);
 306	if (REG_GET_FIELD(tmp, CG_CLKPIN_CNTL, XTALIN_DIVIDE))
 307		return reference_clock / 4;
 308
 309	return reference_clock;
 310}
 311
 312/**
 313 * vi_srbm_select - select specific register instances
 314 *
 315 * @adev: amdgpu_device pointer
 316 * @me: selected ME (micro engine)
 317 * @pipe: pipe
 318 * @queue: queue
 319 * @vmid: VMID
 320 *
 321 * Switches the currently active registers instances.  Some
 322 * registers are instanced per VMID, others are instanced per
 323 * me/pipe/queue combination.
 324 */
 325void vi_srbm_select(struct amdgpu_device *adev,
 326		     u32 me, u32 pipe, u32 queue, u32 vmid)
 327{
 328	u32 srbm_gfx_cntl = 0;
 329	srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, PIPEID, pipe);
 330	srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, MEID, me);
 331	srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, VMID, vmid);
 332	srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, QUEUEID, queue);
 333	WREG32(mmSRBM_GFX_CNTL, srbm_gfx_cntl);
 334}
 335
 336static void vi_vga_set_state(struct amdgpu_device *adev, bool state)
 337{
 338	/* todo */
 339}
 340
 341static bool vi_read_disabled_bios(struct amdgpu_device *adev)
 342{
 343	u32 bus_cntl;
 344	u32 d1vga_control = 0;
 345	u32 d2vga_control = 0;
 346	u32 vga_render_control = 0;
 347	u32 rom_cntl;
 348	bool r;
 349
 350	bus_cntl = RREG32(mmBUS_CNTL);
 351	if (adev->mode_info.num_crtc) {
 352		d1vga_control = RREG32(mmD1VGA_CONTROL);
 353		d2vga_control = RREG32(mmD2VGA_CONTROL);
 354		vga_render_control = RREG32(mmVGA_RENDER_CONTROL);
 355	}
 356	rom_cntl = RREG32_SMC(ixROM_CNTL);
 357
 358	/* enable the rom */
 359	WREG32(mmBUS_CNTL, (bus_cntl & ~BUS_CNTL__BIOS_ROM_DIS_MASK));
 360	if (adev->mode_info.num_crtc) {
 361		/* Disable VGA mode */
 362		WREG32(mmD1VGA_CONTROL,
 363		       (d1vga_control & ~(D1VGA_CONTROL__D1VGA_MODE_ENABLE_MASK |
 364					  D1VGA_CONTROL__D1VGA_TIMING_SELECT_MASK)));
 365		WREG32(mmD2VGA_CONTROL,
 366		       (d2vga_control & ~(D2VGA_CONTROL__D2VGA_MODE_ENABLE_MASK |
 367					  D2VGA_CONTROL__D2VGA_TIMING_SELECT_MASK)));
 368		WREG32(mmVGA_RENDER_CONTROL,
 369		       (vga_render_control & ~VGA_RENDER_CONTROL__VGA_VSTATUS_CNTL_MASK));
 370	}
 371	WREG32_SMC(ixROM_CNTL, rom_cntl | ROM_CNTL__SCK_OVERWRITE_MASK);
 372
 373	r = amdgpu_read_bios(adev);
 374
 375	/* restore regs */
 376	WREG32(mmBUS_CNTL, bus_cntl);
 377	if (adev->mode_info.num_crtc) {
 378		WREG32(mmD1VGA_CONTROL, d1vga_control);
 379		WREG32(mmD2VGA_CONTROL, d2vga_control);
 380		WREG32(mmVGA_RENDER_CONTROL, vga_render_control);
 381	}
 382	WREG32_SMC(ixROM_CNTL, rom_cntl);
 383	return r;
 384}
 385
 386static bool vi_read_bios_from_rom(struct amdgpu_device *adev,
 387				  u8 *bios, u32 length_bytes)
 388{
 389	u32 *dw_ptr;
 390	unsigned long flags;
 391	u32 i, length_dw;
 392
 393	if (bios == NULL)
 394		return false;
 395	if (length_bytes == 0)
 396		return false;
 397	/* APU vbios image is part of sbios image */
 398	if (adev->flags & AMD_IS_APU)
 399		return false;
 400
 401	dw_ptr = (u32 *)bios;
 402	length_dw = ALIGN(length_bytes, 4) / 4;
 403	/* take the smc lock since we are using the smc index */
 404	spin_lock_irqsave(&adev->smc_idx_lock, flags);
 405	/* set rom index to 0 */
 406	WREG32(mmSMC_IND_INDEX_0, ixROM_INDEX);
 407	WREG32(mmSMC_IND_DATA_0, 0);
 408	/* set index to data for continous read */
 409	WREG32(mmSMC_IND_INDEX_0, ixROM_DATA);
 410	for (i = 0; i < length_dw; i++)
 411		dw_ptr[i] = RREG32(mmSMC_IND_DATA_0);
 412	spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
 413
 414	return true;
 415}
 416
 417static struct amdgpu_allowed_register_entry tonga_allowed_read_registers[] = {
 418	{mmGB_MACROTILE_MODE7, true},
 419};
 420
 421static struct amdgpu_allowed_register_entry cz_allowed_read_registers[] = {
 422	{mmGB_TILE_MODE7, true},
 423	{mmGB_TILE_MODE12, true},
 424	{mmGB_TILE_MODE17, true},
 425	{mmGB_TILE_MODE23, true},
 426	{mmGB_MACROTILE_MODE7, true},
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 427};
 428
 429static struct amdgpu_allowed_register_entry vi_allowed_read_registers[] = {
 430	{mmGRBM_STATUS, false},
 431	{mmGRBM_STATUS2, false},
 432	{mmGRBM_STATUS_SE0, false},
 433	{mmGRBM_STATUS_SE1, false},
 434	{mmGRBM_STATUS_SE2, false},
 435	{mmGRBM_STATUS_SE3, false},
 436	{mmSRBM_STATUS, false},
 437	{mmSRBM_STATUS2, false},
 438	{mmSRBM_STATUS3, false},
 439	{mmSDMA0_STATUS_REG + SDMA0_REGISTER_OFFSET, false},
 440	{mmSDMA0_STATUS_REG + SDMA1_REGISTER_OFFSET, false},
 441	{mmCP_STAT, false},
 442	{mmCP_STALLED_STAT1, false},
 443	{mmCP_STALLED_STAT2, false},
 444	{mmCP_STALLED_STAT3, false},
 445	{mmCP_CPF_BUSY_STAT, false},
 446	{mmCP_CPF_STALLED_STAT1, false},
 447	{mmCP_CPF_STATUS, false},
 448	{mmCP_CPC_BUSY_STAT, false},
 449	{mmCP_CPC_STALLED_STAT1, false},
 450	{mmCP_CPC_STATUS, false},
 451	{mmGB_ADDR_CONFIG, false},
 452	{mmMC_ARB_RAMCFG, false},
 453	{mmGB_TILE_MODE0, false},
 454	{mmGB_TILE_MODE1, false},
 455	{mmGB_TILE_MODE2, false},
 456	{mmGB_TILE_MODE3, false},
 457	{mmGB_TILE_MODE4, false},
 458	{mmGB_TILE_MODE5, false},
 459	{mmGB_TILE_MODE6, false},
 460	{mmGB_TILE_MODE7, false},
 461	{mmGB_TILE_MODE8, false},
 462	{mmGB_TILE_MODE9, false},
 463	{mmGB_TILE_MODE10, false},
 464	{mmGB_TILE_MODE11, false},
 465	{mmGB_TILE_MODE12, false},
 466	{mmGB_TILE_MODE13, false},
 467	{mmGB_TILE_MODE14, false},
 468	{mmGB_TILE_MODE15, false},
 469	{mmGB_TILE_MODE16, false},
 470	{mmGB_TILE_MODE17, false},
 471	{mmGB_TILE_MODE18, false},
 472	{mmGB_TILE_MODE19, false},
 473	{mmGB_TILE_MODE20, false},
 474	{mmGB_TILE_MODE21, false},
 475	{mmGB_TILE_MODE22, false},
 476	{mmGB_TILE_MODE23, false},
 477	{mmGB_TILE_MODE24, false},
 478	{mmGB_TILE_MODE25, false},
 479	{mmGB_TILE_MODE26, false},
 480	{mmGB_TILE_MODE27, false},
 481	{mmGB_TILE_MODE28, false},
 482	{mmGB_TILE_MODE29, false},
 483	{mmGB_TILE_MODE30, false},
 484	{mmGB_TILE_MODE31, false},
 485	{mmGB_MACROTILE_MODE0, false},
 486	{mmGB_MACROTILE_MODE1, false},
 487	{mmGB_MACROTILE_MODE2, false},
 488	{mmGB_MACROTILE_MODE3, false},
 489	{mmGB_MACROTILE_MODE4, false},
 490	{mmGB_MACROTILE_MODE5, false},
 491	{mmGB_MACROTILE_MODE6, false},
 492	{mmGB_MACROTILE_MODE7, false},
 493	{mmGB_MACROTILE_MODE8, false},
 494	{mmGB_MACROTILE_MODE9, false},
 495	{mmGB_MACROTILE_MODE10, false},
 496	{mmGB_MACROTILE_MODE11, false},
 497	{mmGB_MACROTILE_MODE12, false},
 498	{mmGB_MACROTILE_MODE13, false},
 499	{mmGB_MACROTILE_MODE14, false},
 500	{mmGB_MACROTILE_MODE15, false},
 501	{mmCC_RB_BACKEND_DISABLE, false, true},
 502	{mmGC_USER_RB_BACKEND_DISABLE, false, true},
 503	{mmGB_BACKEND_MAP, false, false},
 504	{mmPA_SC_RASTER_CONFIG, false, true},
 505	{mmPA_SC_RASTER_CONFIG_1, false, true},
 506};
 507
 508static uint32_t vi_read_indexed_register(struct amdgpu_device *adev, u32 se_num,
 509					 u32 sh_num, u32 reg_offset)
 510{
 511	uint32_t val;
 512
 513	mutex_lock(&adev->grbm_idx_mutex);
 514	if (se_num != 0xffffffff || sh_num != 0xffffffff)
 515		gfx_v8_0_select_se_sh(adev, se_num, sh_num);
 516
 517	val = RREG32(reg_offset);
 
 
 
 
 
 
 
 
 
 
 
 518
 519	if (se_num != 0xffffffff || sh_num != 0xffffffff)
 520		gfx_v8_0_select_se_sh(adev, 0xffffffff, 0xffffffff);
 521	mutex_unlock(&adev->grbm_idx_mutex);
 522	return val;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 523}
 524
 525static int vi_read_register(struct amdgpu_device *adev, u32 se_num,
 526			    u32 sh_num, u32 reg_offset, u32 *value)
 527{
 528	struct amdgpu_allowed_register_entry *asic_register_table = NULL;
 529	struct amdgpu_allowed_register_entry *asic_register_entry;
 530	uint32_t size, i;
 531
 532	*value = 0;
 533	switch (adev->asic_type) {
 534	case CHIP_TOPAZ:
 535		asic_register_table = tonga_allowed_read_registers;
 536		size = ARRAY_SIZE(tonga_allowed_read_registers);
 537		break;
 538	case CHIP_FIJI:
 539	case CHIP_TONGA:
 540	case CHIP_CARRIZO:
 541	case CHIP_STONEY:
 542		asic_register_table = cz_allowed_read_registers;
 543		size = ARRAY_SIZE(cz_allowed_read_registers);
 544		break;
 545	default:
 546		return -EINVAL;
 547	}
 548
 549	if (asic_register_table) {
 550		for (i = 0; i < size; i++) {
 551			asic_register_entry = asic_register_table + i;
 552			if (reg_offset != asic_register_entry->reg_offset)
 553				continue;
 554			if (!asic_register_entry->untouched)
 555				*value = asic_register_entry->grbm_indexed ?
 556					vi_read_indexed_register(adev, se_num,
 557								 sh_num, reg_offset) :
 558					RREG32(reg_offset);
 559			return 0;
 560		}
 561	}
 562
 563	for (i = 0; i < ARRAY_SIZE(vi_allowed_read_registers); i++) {
 
 
 564		if (reg_offset != vi_allowed_read_registers[i].reg_offset)
 565			continue;
 566
 567		if (!vi_allowed_read_registers[i].untouched)
 568			*value = vi_allowed_read_registers[i].grbm_indexed ?
 569				vi_read_indexed_register(adev, se_num,
 570							 sh_num, reg_offset) :
 571				RREG32(reg_offset);
 572		return 0;
 573	}
 574	return -EINVAL;
 575}
 576
 577static void vi_gpu_pci_config_reset(struct amdgpu_device *adev)
 
 
 
 
 
 
 
 
 
 578{
 579	u32 i;
 
 580
 581	dev_info(adev->dev, "GPU pci config reset\n");
 582
 583	/* disable BM */
 584	pci_clear_master(adev->pdev);
 585	/* reset */
 586	amdgpu_pci_config_reset(adev);
 587
 588	udelay(100);
 589
 590	/* wait for asic to come out of reset */
 591	for (i = 0; i < adev->usec_timeout; i++) {
 592		if (RREG32(mmCONFIG_MEMSIZE) != 0xffffffff)
 
 
 
 
 593			break;
 
 594		udelay(1);
 595	}
 596
 
 
 
 597}
 598
 599static void vi_set_bios_scratch_engine_hung(struct amdgpu_device *adev, bool hung)
 600{
 601	u32 tmp = RREG32(mmBIOS_SCRATCH_3);
 
 
 
 
 
 
 
 
 
 
 
 602
 603	if (hung)
 604		tmp |= ATOM_S3_ASIC_GUI_ENGINE_HUNG;
 605	else
 606		tmp &= ~ATOM_S3_ASIC_GUI_ENGINE_HUNG;
 
 
 
 
 
 
 
 
 607
 608	WREG32(mmBIOS_SCRATCH_3, tmp);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 609}
 610
 611/**
 612 * vi_asic_reset - soft reset GPU
 613 *
 614 * @adev: amdgpu_device pointer
 615 *
 616 * Look up which blocks are hung and attempt
 617 * to reset them.
 618 * Returns 0 for success.
 619 */
 620static int vi_asic_reset(struct amdgpu_device *adev)
 621{
 622	vi_set_bios_scratch_engine_hung(adev, true);
 623
 624	vi_gpu_pci_config_reset(adev);
 
 
 
 
 
 
 625
 626	vi_set_bios_scratch_engine_hung(adev, false);
 
 627
 628	return 0;
 
 
 629}
 630
 631static int vi_set_uvd_clock(struct amdgpu_device *adev, u32 clock,
 632			u32 cntl_reg, u32 status_reg)
 633{
 634	int r, i;
 635	struct atom_clock_dividers dividers;
 636	uint32_t tmp;
 637
 638	r = amdgpu_atombios_get_clock_dividers(adev,
 639					       COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
 640					       clock, false, &dividers);
 641	if (r)
 642		return r;
 643
 644	tmp = RREG32_SMC(cntl_reg);
 645	tmp &= ~(CG_DCLK_CNTL__DCLK_DIR_CNTL_EN_MASK |
 646		CG_DCLK_CNTL__DCLK_DIVIDER_MASK);
 
 
 
 
 647	tmp |= dividers.post_divider;
 648	WREG32_SMC(cntl_reg, tmp);
 649
 650	for (i = 0; i < 100; i++) {
 651		if (RREG32_SMC(status_reg) & CG_DCLK_STATUS__DCLK_STATUS_MASK)
 652			break;
 
 
 
 
 
 
 653		mdelay(10);
 654	}
 655	if (i == 100)
 656		return -ETIMEDOUT;
 657
 658	return 0;
 659}
 660
 
 
 
 
 
 
 
 661static int vi_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
 662{
 663	int r;
 664
 665	r = vi_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS);
 666	if (r)
 667		return r;
 668
 669	r = vi_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS);
 
 
 
 
 
 
 
 
 
 
 
 
 670
 671	return 0;
 672}
 673
 674static int vi_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
 675{
 676	/* todo */
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 677
 678	return 0;
 679}
 680
 681static void vi_pcie_gen3_enable(struct amdgpu_device *adev)
 682{
 683	if (pci_is_root_bus(adev->pdev->bus))
 684		return;
 685
 686	if (amdgpu_pcie_gen2 == 0)
 687		return;
 688
 689	if (adev->flags & AMD_IS_APU)
 690		return;
 691
 692	if (!(adev->pm.pcie_gen_mask & (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 |
 693					CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)))
 694		return;
 695
 696	/* todo */
 697}
 698
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 699static void vi_program_aspm(struct amdgpu_device *adev)
 700{
 
 
 
 701
 702	if (amdgpu_aspm == 0)
 703		return;
 704
 705	/* todo */
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 706}
 707
 708static void vi_enable_doorbell_aperture(struct amdgpu_device *adev,
 709					bool enable)
 710{
 711	u32 tmp;
 712
 713	/* not necessary on CZ */
 714	if (adev->flags & AMD_IS_APU)
 715		return;
 716
 717	tmp = RREG32(mmBIF_DOORBELL_APER_EN);
 718	if (enable)
 719		tmp = REG_SET_FIELD(tmp, BIF_DOORBELL_APER_EN, BIF_DOORBELL_APER_EN, 1);
 720	else
 721		tmp = REG_SET_FIELD(tmp, BIF_DOORBELL_APER_EN, BIF_DOORBELL_APER_EN, 0);
 722
 723	WREG32(mmBIF_DOORBELL_APER_EN, tmp);
 724}
 725
 726/* topaz has no DCE, UVD, VCE */
 727static const struct amdgpu_ip_block_version topaz_ip_blocks[] =
 728{
 729	/* ORDER MATTERS! */
 730	{
 731		.type = AMD_IP_BLOCK_TYPE_COMMON,
 732		.major = 2,
 733		.minor = 0,
 734		.rev = 0,
 735		.funcs = &vi_common_ip_funcs,
 736	},
 737	{
 738		.type = AMD_IP_BLOCK_TYPE_GMC,
 739		.major = 7,
 740		.minor = 4,
 741		.rev = 0,
 742		.funcs = &gmc_v7_0_ip_funcs,
 743	},
 744	{
 745		.type = AMD_IP_BLOCK_TYPE_IH,
 746		.major = 2,
 747		.minor = 4,
 748		.rev = 0,
 749		.funcs = &iceland_ih_ip_funcs,
 750	},
 751	{
 752		.type = AMD_IP_BLOCK_TYPE_SMC,
 753		.major = 7,
 754		.minor = 1,
 755		.rev = 0,
 756		.funcs = &amdgpu_pp_ip_funcs,
 757	},
 758	{
 759		.type = AMD_IP_BLOCK_TYPE_GFX,
 760		.major = 8,
 761		.minor = 0,
 762		.rev = 0,
 763		.funcs = &gfx_v8_0_ip_funcs,
 764	},
 765	{
 766		.type = AMD_IP_BLOCK_TYPE_SDMA,
 767		.major = 2,
 768		.minor = 4,
 769		.rev = 0,
 770		.funcs = &sdma_v2_4_ip_funcs,
 771	},
 772};
 773
 774static const struct amdgpu_ip_block_version tonga_ip_blocks[] =
 775{
 776	/* ORDER MATTERS! */
 777	{
 778		.type = AMD_IP_BLOCK_TYPE_COMMON,
 779		.major = 2,
 780		.minor = 0,
 781		.rev = 0,
 782		.funcs = &vi_common_ip_funcs,
 783	},
 784	{
 785		.type = AMD_IP_BLOCK_TYPE_GMC,
 786		.major = 8,
 787		.minor = 0,
 788		.rev = 0,
 789		.funcs = &gmc_v8_0_ip_funcs,
 790	},
 791	{
 792		.type = AMD_IP_BLOCK_TYPE_IH,
 793		.major = 3,
 794		.minor = 0,
 795		.rev = 0,
 796		.funcs = &tonga_ih_ip_funcs,
 797	},
 798	{
 799		.type = AMD_IP_BLOCK_TYPE_SMC,
 800		.major = 7,
 801		.minor = 1,
 802		.rev = 0,
 803		.funcs = &amdgpu_pp_ip_funcs,
 804	},
 805	{
 806		.type = AMD_IP_BLOCK_TYPE_DCE,
 807		.major = 10,
 808		.minor = 0,
 809		.rev = 0,
 810		.funcs = &dce_v10_0_ip_funcs,
 811	},
 812	{
 813		.type = AMD_IP_BLOCK_TYPE_GFX,
 814		.major = 8,
 815		.minor = 0,
 816		.rev = 0,
 817		.funcs = &gfx_v8_0_ip_funcs,
 818	},
 819	{
 820		.type = AMD_IP_BLOCK_TYPE_SDMA,
 821		.major = 3,
 822		.minor = 0,
 823		.rev = 0,
 824		.funcs = &sdma_v3_0_ip_funcs,
 825	},
 826	{
 827		.type = AMD_IP_BLOCK_TYPE_UVD,
 828		.major = 5,
 829		.minor = 0,
 830		.rev = 0,
 831		.funcs = &uvd_v5_0_ip_funcs,
 832	},
 833	{
 834		.type = AMD_IP_BLOCK_TYPE_VCE,
 835		.major = 3,
 836		.minor = 0,
 837		.rev = 0,
 838		.funcs = &vce_v3_0_ip_funcs,
 839	},
 840};
 841
 842static const struct amdgpu_ip_block_version fiji_ip_blocks[] =
 843{
 844	/* ORDER MATTERS! */
 845	{
 846		.type = AMD_IP_BLOCK_TYPE_COMMON,
 847		.major = 2,
 848		.minor = 0,
 849		.rev = 0,
 850		.funcs = &vi_common_ip_funcs,
 851	},
 852	{
 853		.type = AMD_IP_BLOCK_TYPE_GMC,
 854		.major = 8,
 855		.minor = 5,
 856		.rev = 0,
 857		.funcs = &gmc_v8_0_ip_funcs,
 858	},
 859	{
 860		.type = AMD_IP_BLOCK_TYPE_IH,
 861		.major = 3,
 862		.minor = 0,
 863		.rev = 0,
 864		.funcs = &tonga_ih_ip_funcs,
 865	},
 866	{
 867		.type = AMD_IP_BLOCK_TYPE_SMC,
 868		.major = 7,
 869		.minor = 1,
 870		.rev = 0,
 871		.funcs = &amdgpu_pp_ip_funcs,
 872	},
 873	{
 874		.type = AMD_IP_BLOCK_TYPE_DCE,
 875		.major = 10,
 876		.minor = 1,
 877		.rev = 0,
 878		.funcs = &dce_v10_0_ip_funcs,
 879	},
 880	{
 881		.type = AMD_IP_BLOCK_TYPE_GFX,
 882		.major = 8,
 883		.minor = 0,
 884		.rev = 0,
 885		.funcs = &gfx_v8_0_ip_funcs,
 886	},
 887	{
 888		.type = AMD_IP_BLOCK_TYPE_SDMA,
 889		.major = 3,
 890		.minor = 0,
 891		.rev = 0,
 892		.funcs = &sdma_v3_0_ip_funcs,
 893	},
 894	{
 895		.type = AMD_IP_BLOCK_TYPE_UVD,
 896		.major = 6,
 897		.minor = 0,
 898		.rev = 0,
 899		.funcs = &uvd_v6_0_ip_funcs,
 900	},
 901	{
 902		.type = AMD_IP_BLOCK_TYPE_VCE,
 903		.major = 3,
 904		.minor = 0,
 905		.rev = 0,
 906		.funcs = &vce_v3_0_ip_funcs,
 907	},
 908};
 909
 910static const struct amdgpu_ip_block_version cz_ip_blocks[] =
 
 911{
 912	/* ORDER MATTERS! */
 913	{
 914		.type = AMD_IP_BLOCK_TYPE_COMMON,
 915		.major = 2,
 916		.minor = 0,
 917		.rev = 0,
 918		.funcs = &vi_common_ip_funcs,
 919	},
 920	{
 921		.type = AMD_IP_BLOCK_TYPE_GMC,
 922		.major = 8,
 923		.minor = 0,
 924		.rev = 0,
 925		.funcs = &gmc_v8_0_ip_funcs,
 926	},
 927	{
 928		.type = AMD_IP_BLOCK_TYPE_IH,
 929		.major = 3,
 930		.minor = 0,
 931		.rev = 0,
 932		.funcs = &cz_ih_ip_funcs,
 933	},
 934	{
 935		.type = AMD_IP_BLOCK_TYPE_SMC,
 936		.major = 8,
 937		.minor = 0,
 938		.rev = 0,
 939		.funcs = &amdgpu_pp_ip_funcs
 940	},
 941	{
 942		.type = AMD_IP_BLOCK_TYPE_DCE,
 943		.major = 11,
 944		.minor = 0,
 945		.rev = 0,
 946		.funcs = &dce_v11_0_ip_funcs,
 947	},
 948	{
 949		.type = AMD_IP_BLOCK_TYPE_GFX,
 950		.major = 8,
 951		.minor = 0,
 952		.rev = 0,
 953		.funcs = &gfx_v8_0_ip_funcs,
 954	},
 955	{
 956		.type = AMD_IP_BLOCK_TYPE_SDMA,
 957		.major = 3,
 958		.minor = 0,
 959		.rev = 0,
 960		.funcs = &sdma_v3_0_ip_funcs,
 961	},
 962	{
 963		.type = AMD_IP_BLOCK_TYPE_UVD,
 964		.major = 6,
 965		.minor = 0,
 966		.rev = 0,
 967		.funcs = &uvd_v6_0_ip_funcs,
 968	},
 969	{
 970		.type = AMD_IP_BLOCK_TYPE_VCE,
 971		.major = 3,
 972		.minor = 0,
 973		.rev = 0,
 974		.funcs = &vce_v3_0_ip_funcs,
 975	},
 976#if defined(CONFIG_DRM_AMD_ACP)
 977	{
 978		.type = AMD_IP_BLOCK_TYPE_ACP,
 979		.major = 2,
 980		.minor = 2,
 981		.rev = 0,
 982		.funcs = &acp_ip_funcs,
 983	},
 984#endif
 985};
 986
 987int vi_set_ip_blocks(struct amdgpu_device *adev)
 988{
 989	switch (adev->asic_type) {
 990	case CHIP_TOPAZ:
 991		adev->ip_blocks = topaz_ip_blocks;
 992		adev->num_ip_blocks = ARRAY_SIZE(topaz_ip_blocks);
 993		break;
 994	case CHIP_FIJI:
 995		adev->ip_blocks = fiji_ip_blocks;
 996		adev->num_ip_blocks = ARRAY_SIZE(fiji_ip_blocks);
 997		break;
 998	case CHIP_TONGA:
 999		adev->ip_blocks = tonga_ip_blocks;
1000		adev->num_ip_blocks = ARRAY_SIZE(tonga_ip_blocks);
1001		break;
1002	case CHIP_CARRIZO:
1003	case CHIP_STONEY:
1004		adev->ip_blocks = cz_ip_blocks;
1005		adev->num_ip_blocks = ARRAY_SIZE(cz_ip_blocks);
1006		break;
 
 
 
 
 
 
 
1007	default:
1008		/* FIXME: not supported yet */
1009		return -EINVAL;
1010	}
 
1011
1012	return 0;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1013}
1014
1015#define ATI_REV_ID_FUSE_MACRO__ADDRESS      0xC0014044
1016#define ATI_REV_ID_FUSE_MACRO__SHIFT        9
1017#define ATI_REV_ID_FUSE_MACRO__MASK         0x00001E00
1018
1019static uint32_t vi_get_rev_id(struct amdgpu_device *adev)
 
 
 
 
 
 
 
 
1020{
 
 
1021	if (adev->flags & AMD_IS_APU)
1022		return (RREG32_SMC(ATI_REV_ID_FUSE_MACRO__ADDRESS) & ATI_REV_ID_FUSE_MACRO__MASK)
1023			>> ATI_REV_ID_FUSE_MACRO__SHIFT;
1024	else
1025		return (RREG32(mmPCIE_EFUSE4) & PCIE_EFUSE4__STRAP_BIF_ATI_REV_ID_MASK)
1026			>> PCIE_EFUSE4__STRAP_BIF_ATI_REV_ID__SHIFT;
 
 
 
 
 
 
 
 
 
1027}
1028
1029static const struct amdgpu_asic_funcs vi_asic_funcs =
1030{
1031	.read_disabled_bios = &vi_read_disabled_bios,
1032	.read_bios_from_rom = &vi_read_bios_from_rom,
1033	.read_register = &vi_read_register,
1034	.reset = &vi_asic_reset,
 
1035	.set_vga_state = &vi_vga_set_state,
1036	.get_xclk = &vi_get_xclk,
1037	.set_uvd_clocks = &vi_set_uvd_clocks,
1038	.set_vce_clocks = &vi_set_vce_clocks,
1039	.get_cu_info = &gfx_v8_0_get_cu_info,
1040	/* these should be moved to their own ip modules */
1041	.get_gpu_clock_counter = &gfx_v8_0_get_gpu_clock_counter,
1042	.wait_for_mc_idle = &gmc_v8_0_mc_wait_for_idle,
 
 
 
 
 
 
 
1043};
1044
 
 
 
1045static int vi_common_early_init(void *handle)
1046{
1047	bool smc_enabled = false;
1048	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1049
1050	if (adev->flags & AMD_IS_APU) {
1051		adev->smc_rreg = &cz_smc_rreg;
1052		adev->smc_wreg = &cz_smc_wreg;
1053	} else {
1054		adev->smc_rreg = &vi_smc_rreg;
1055		adev->smc_wreg = &vi_smc_wreg;
1056	}
1057	adev->pcie_rreg = &vi_pcie_rreg;
1058	adev->pcie_wreg = &vi_pcie_wreg;
1059	adev->uvd_ctx_rreg = &vi_uvd_ctx_rreg;
1060	adev->uvd_ctx_wreg = &vi_uvd_ctx_wreg;
1061	adev->didt_rreg = &vi_didt_rreg;
1062	adev->didt_wreg = &vi_didt_wreg;
 
 
1063
1064	adev->asic_funcs = &vi_asic_funcs;
1065
1066	if (amdgpu_get_ip_block(adev, AMD_IP_BLOCK_TYPE_SMC) &&
1067		(amdgpu_ip_block_mask & (1 << AMD_IP_BLOCK_TYPE_SMC)))
1068		smc_enabled = true;
1069
1070	adev->rev_id = vi_get_rev_id(adev);
1071	adev->external_rev_id = 0xFF;
1072	switch (adev->asic_type) {
1073	case CHIP_TOPAZ:
1074		adev->cg_flags = 0;
1075		adev->pg_flags = 0;
1076		adev->external_rev_id = 0x1;
1077		break;
1078	case CHIP_FIJI:
1079		adev->cg_flags = 0;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1080		adev->pg_flags = 0;
1081		adev->external_rev_id = adev->rev_id + 0x3c;
1082		break;
1083	case CHIP_TONGA:
1084		adev->cg_flags = 0;
 
 
 
 
 
 
 
 
 
 
 
 
1085		adev->pg_flags = 0;
1086		adev->external_rev_id = adev->rev_id + 0x14;
1087		break;
1088	case CHIP_CARRIZO:
1089	case CHIP_STONEY:
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1090		adev->cg_flags = 0;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1091		adev->pg_flags = 0;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1092		adev->external_rev_id = adev->rev_id + 0x1;
1093		break;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1094	default:
1095		/* FIXME: not supported yet */
1096		return -EINVAL;
1097	}
1098
1099	if (amdgpu_smc_load_fw && smc_enabled)
1100		adev->firmware.smu_load = true;
 
 
 
 
 
 
 
 
 
1101
1102	amdgpu_get_pcie_info(adev);
 
1103
1104	return 0;
1105}
1106
1107static int vi_common_sw_init(void *handle)
1108{
 
 
 
 
 
1109	return 0;
1110}
1111
1112static int vi_common_sw_fini(void *handle)
1113{
1114	return 0;
1115}
1116
1117static int vi_common_hw_init(void *handle)
1118{
1119	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1120
1121	/* move the golden regs per IP block */
1122	vi_init_golden_registers(adev);
1123	/* enable pcie gen2/3 link */
1124	vi_pcie_gen3_enable(adev);
1125	/* enable aspm */
1126	vi_program_aspm(adev);
1127	/* enable the doorbell aperture */
1128	vi_enable_doorbell_aperture(adev, true);
1129
1130	return 0;
1131}
1132
1133static int vi_common_hw_fini(void *handle)
1134{
1135	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1136
1137	/* enable the doorbell aperture */
1138	vi_enable_doorbell_aperture(adev, false);
1139
 
 
 
1140	return 0;
1141}
1142
1143static int vi_common_suspend(void *handle)
1144{
1145	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1146
1147	return vi_common_hw_fini(adev);
1148}
1149
1150static int vi_common_resume(void *handle)
1151{
1152	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1153
1154	return vi_common_hw_init(adev);
1155}
1156
1157static bool vi_common_is_idle(void *handle)
1158{
1159	return true;
1160}
1161
1162static int vi_common_wait_for_idle(void *handle)
1163{
1164	return 0;
1165}
1166
1167static void vi_common_print_status(void *handle)
1168{
1169	return;
1170}
1171
1172static int vi_common_soft_reset(void *handle)
1173{
1174	return 0;
1175}
1176
1177static void fiji_update_bif_medium_grain_light_sleep(struct amdgpu_device *adev,
1178		bool enable)
1179{
1180	uint32_t temp, data;
1181
1182	temp = data = RREG32_PCIE(ixPCIE_CNTL2);
1183
1184	if (enable)
1185		data |= PCIE_CNTL2__SLV_MEM_LS_EN_MASK |
1186				PCIE_CNTL2__MST_MEM_LS_EN_MASK |
1187				PCIE_CNTL2__REPLAY_MEM_LS_EN_MASK;
1188	else
1189		data &= ~(PCIE_CNTL2__SLV_MEM_LS_EN_MASK |
1190				PCIE_CNTL2__MST_MEM_LS_EN_MASK |
1191				PCIE_CNTL2__REPLAY_MEM_LS_EN_MASK);
1192
1193	if (temp != data)
1194		WREG32_PCIE(ixPCIE_CNTL2, data);
1195}
1196
1197static void fiji_update_hdp_medium_grain_clock_gating(struct amdgpu_device *adev,
1198		bool enable)
1199{
1200	uint32_t temp, data;
1201
1202	temp = data = RREG32(mmHDP_HOST_PATH_CNTL);
1203
1204	if (enable)
1205		data &= ~HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK;
1206	else
1207		data |= HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK;
1208
1209	if (temp != data)
1210		WREG32(mmHDP_HOST_PATH_CNTL, data);
1211}
1212
1213static void fiji_update_hdp_light_sleep(struct amdgpu_device *adev,
1214		bool enable)
1215{
1216	uint32_t temp, data;
1217
1218	temp = data = RREG32(mmHDP_MEM_POWER_LS);
1219
1220	if (enable)
1221		data |= HDP_MEM_POWER_LS__LS_ENABLE_MASK;
1222	else
1223		data &= ~HDP_MEM_POWER_LS__LS_ENABLE_MASK;
1224
1225	if (temp != data)
1226		WREG32(mmHDP_MEM_POWER_LS, data);
1227}
1228
1229static void fiji_update_rom_medium_grain_clock_gating(struct amdgpu_device *adev,
1230		bool enable)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1231{
1232	uint32_t temp, data;
1233
1234	temp = data = RREG32_SMC(ixCGTT_ROM_CLK_CTRL0);
1235
1236	if (enable)
1237		data &= ~(CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
1238				CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK);
1239	else
1240		data |= CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
1241				CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK;
1242
1243	if (temp != data)
1244		WREG32_SMC(ixCGTT_ROM_CLK_CTRL0, data);
1245}
1246
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1247static int vi_common_set_clockgating_state(void *handle,
1248					    enum amd_clockgating_state state)
1249{
1250	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1251
 
 
 
1252	switch (adev->asic_type) {
1253	case CHIP_FIJI:
1254		fiji_update_bif_medium_grain_light_sleep(adev,
1255				state == AMD_CG_STATE_GATE ? true : false);
1256		fiji_update_hdp_medium_grain_clock_gating(adev,
1257				state == AMD_CG_STATE_GATE ? true : false);
1258		fiji_update_hdp_light_sleep(adev,
1259				state == AMD_CG_STATE_GATE ? true : false);
1260		fiji_update_rom_medium_grain_clock_gating(adev,
1261				state == AMD_CG_STATE_GATE ? true : false);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1262		break;
1263	default:
1264		break;
1265	}
1266	return 0;
1267}
1268
1269static int vi_common_set_powergating_state(void *handle,
1270					    enum amd_powergating_state state)
1271{
1272	return 0;
1273}
1274
1275const struct amd_ip_funcs vi_common_ip_funcs = {
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1276	.early_init = vi_common_early_init,
1277	.late_init = NULL,
1278	.sw_init = vi_common_sw_init,
1279	.sw_fini = vi_common_sw_fini,
1280	.hw_init = vi_common_hw_init,
1281	.hw_fini = vi_common_hw_fini,
1282	.suspend = vi_common_suspend,
1283	.resume = vi_common_resume,
1284	.is_idle = vi_common_is_idle,
1285	.wait_for_idle = vi_common_wait_for_idle,
1286	.soft_reset = vi_common_soft_reset,
1287	.print_status = vi_common_print_status,
1288	.set_clockgating_state = vi_common_set_clockgating_state,
1289	.set_powergating_state = vi_common_set_powergating_state,
 
 
 
 
 
 
 
 
 
 
1290};
1291
v5.14.15
   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 <drm/amdgpu_drm.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 "amdgpu_ucode.h"
  35#include "atom.h"
  36#include "amd_pcie.h"
  37
  38#include "gmc/gmc_8_1_d.h"
  39#include "gmc/gmc_8_1_sh_mask.h"
  40
  41#include "oss/oss_3_0_d.h"
  42#include "oss/oss_3_0_sh_mask.h"
  43
  44#include "bif/bif_5_0_d.h"
  45#include "bif/bif_5_0_sh_mask.h"
  46
  47#include "gca/gfx_8_0_d.h"
  48#include "gca/gfx_8_0_sh_mask.h"
  49
  50#include "smu/smu_7_1_1_d.h"
  51#include "smu/smu_7_1_1_sh_mask.h"
  52
  53#include "uvd/uvd_5_0_d.h"
  54#include "uvd/uvd_5_0_sh_mask.h"
  55
  56#include "vce/vce_3_0_d.h"
  57#include "vce/vce_3_0_sh_mask.h"
  58
  59#include "dce/dce_10_0_d.h"
  60#include "dce/dce_10_0_sh_mask.h"
  61
  62#include "vid.h"
  63#include "vi.h"
 
  64#include "gmc_v8_0.h"
  65#include "gmc_v7_0.h"
  66#include "gfx_v8_0.h"
  67#include "sdma_v2_4.h"
  68#include "sdma_v3_0.h"
  69#include "dce_v10_0.h"
  70#include "dce_v11_0.h"
  71#include "iceland_ih.h"
  72#include "tonga_ih.h"
  73#include "cz_ih.h"
  74#include "uvd_v5_0.h"
  75#include "uvd_v6_0.h"
  76#include "vce_v3_0.h"
 
  77#if defined(CONFIG_DRM_AMD_ACP)
  78#include "amdgpu_acp.h"
  79#endif
  80#include "dce_virtual.h"
  81#include "mxgpu_vi.h"
  82#include "amdgpu_dm.h"
  83
  84#define ixPCIE_LC_L1_PM_SUBSTATE	0x100100C6
  85#define PCIE_LC_L1_PM_SUBSTATE__LC_L1_SUBSTATES_OVERRIDE_EN_MASK	0x00000001L
  86#define PCIE_LC_L1_PM_SUBSTATE__LC_PCI_PM_L1_2_OVERRIDE_MASK	0x00000002L
  87#define PCIE_LC_L1_PM_SUBSTATE__LC_PCI_PM_L1_1_OVERRIDE_MASK	0x00000004L
  88#define PCIE_LC_L1_PM_SUBSTATE__LC_ASPM_L1_2_OVERRIDE_MASK		0x00000008L
  89#define PCIE_LC_L1_PM_SUBSTATE__LC_ASPM_L1_1_OVERRIDE_MASK		0x00000010L
  90#define ixPCIE_L1_PM_SUB_CNTL	0x378
  91#define PCIE_L1_PM_SUB_CNTL__ASPM_L1_2_EN_MASK	0x00000004L
  92#define PCIE_L1_PM_SUB_CNTL__ASPM_L1_1_EN_MASK	0x00000008L
  93#define PCIE_L1_PM_SUB_CNTL__PCI_PM_L1_2_EN_MASK	0x00000001L
  94#define PCIE_L1_PM_SUB_CNTL__PCI_PM_L1_1_EN_MASK	0x00000002L
  95#define PCIE_LC_CNTL6__LC_L1_POWERDOWN_MASK		0x00200000L
  96#define LINK_CAP	0x64
  97#define PCIE_LINK_CAP__CLOCK_POWER_MANAGEMENT_MASK	0x00040000L
  98#define ixCPM_CONTROL	0x1400118
  99#define ixPCIE_LC_CNTL7	0x100100BC
 100#define PCIE_LC_CNTL7__LC_L1_SIDEBAND_CLKREQ_PDWN_EN_MASK	0x00000400L
 101#define PCIE_LC_CNTL__LC_L0S_INACTIVITY_DEFAULT	0x00000007
 102#define PCIE_LC_CNTL__LC_L1_INACTIVITY_DEFAULT	0x00000009
 103#define CPM_CONTROL__CLKREQb_UNGATE_TXCLK_ENABLE_MASK	0x01000000L
 104#define PCIE_L1_PM_SUB_CNTL	0x378
 105#define ASIC_IS_P22(asic_type, rid)	((asic_type >= CHIP_POLARIS10) && \
 106									(asic_type <= CHIP_POLARIS12) && \
 107									(rid >= 0x6E))
 108/* Topaz */
 109static const struct amdgpu_video_codecs topaz_video_codecs_encode =
 110{
 111	.codec_count = 0,
 112	.codec_array = NULL,
 113};
 114
 115/* Tonga, CZ, ST, Fiji */
 116static const struct amdgpu_video_codec_info tonga_video_codecs_encode_array[] =
 117{
 118	{
 119		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC,
 120		.max_width = 4096,
 121		.max_height = 2304,
 122		.max_pixels_per_frame = 4096 * 2304,
 123		.max_level = 0,
 124	},
 125};
 126
 127static const struct amdgpu_video_codecs tonga_video_codecs_encode =
 128{
 129	.codec_count = ARRAY_SIZE(tonga_video_codecs_encode_array),
 130	.codec_array = tonga_video_codecs_encode_array,
 131};
 132
 133/* Polaris */
 134static const struct amdgpu_video_codec_info polaris_video_codecs_encode_array[] =
 135{
 136	{
 137		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC,
 138		.max_width = 4096,
 139		.max_height = 2304,
 140		.max_pixels_per_frame = 4096 * 2304,
 141		.max_level = 0,
 142	},
 143	{
 144		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC,
 145		.max_width = 4096,
 146		.max_height = 2304,
 147		.max_pixels_per_frame = 4096 * 2304,
 148		.max_level = 0,
 149	},
 150};
 151
 152static const struct amdgpu_video_codecs polaris_video_codecs_encode =
 153{
 154	.codec_count = ARRAY_SIZE(polaris_video_codecs_encode_array),
 155	.codec_array = polaris_video_codecs_encode_array,
 156};
 157
 158/* Topaz */
 159static const struct amdgpu_video_codecs topaz_video_codecs_decode =
 160{
 161	.codec_count = 0,
 162	.codec_array = NULL,
 163};
 164
 165/* Tonga */
 166static const struct amdgpu_video_codec_info tonga_video_codecs_decode_array[] =
 167{
 168	{
 169		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG2,
 170		.max_width = 4096,
 171		.max_height = 4096,
 172		.max_pixels_per_frame = 4096 * 4096,
 173		.max_level = 3,
 174	},
 175	{
 176		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4,
 177		.max_width = 4096,
 178		.max_height = 4096,
 179		.max_pixels_per_frame = 4096 * 4096,
 180		.max_level = 5,
 181	},
 182	{
 183		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC,
 184		.max_width = 4096,
 185		.max_height = 4096,
 186		.max_pixels_per_frame = 4096 * 4096,
 187		.max_level = 52,
 188	},
 189	{
 190		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VC1,
 191		.max_width = 4096,
 192		.max_height = 4096,
 193		.max_pixels_per_frame = 4096 * 4096,
 194		.max_level = 4,
 195	},
 196};
 197
 198static const struct amdgpu_video_codecs tonga_video_codecs_decode =
 199{
 200	.codec_count = ARRAY_SIZE(tonga_video_codecs_decode_array),
 201	.codec_array = tonga_video_codecs_decode_array,
 202};
 203
 204/* CZ, ST, Fiji, Polaris */
 205static const struct amdgpu_video_codec_info cz_video_codecs_decode_array[] =
 206{
 207	{
 208		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG2,
 209		.max_width = 4096,
 210		.max_height = 4096,
 211		.max_pixels_per_frame = 4096 * 4096,
 212		.max_level = 3,
 213	},
 214	{
 215		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4,
 216		.max_width = 4096,
 217		.max_height = 4096,
 218		.max_pixels_per_frame = 4096 * 4096,
 219		.max_level = 5,
 220	},
 221	{
 222		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_MPEG4_AVC,
 223		.max_width = 4096,
 224		.max_height = 4096,
 225		.max_pixels_per_frame = 4096 * 4096,
 226		.max_level = 52,
 227	},
 228	{
 229		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_VC1,
 230		.max_width = 4096,
 231		.max_height = 4096,
 232		.max_pixels_per_frame = 4096 * 4096,
 233		.max_level = 4,
 234	},
 235	{
 236		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_HEVC,
 237		.max_width = 4096,
 238		.max_height = 4096,
 239		.max_pixels_per_frame = 4096 * 4096,
 240		.max_level = 186,
 241	},
 242	{
 243		.codec_type = AMDGPU_INFO_VIDEO_CAPS_CODEC_IDX_JPEG,
 244		.max_width = 4096,
 245		.max_height = 4096,
 246		.max_pixels_per_frame = 4096 * 4096,
 247		.max_level = 0,
 248	},
 249};
 250
 251static const struct amdgpu_video_codecs cz_video_codecs_decode =
 252{
 253	.codec_count = ARRAY_SIZE(cz_video_codecs_decode_array),
 254	.codec_array = cz_video_codecs_decode_array,
 255};
 256
 257static int vi_query_video_codecs(struct amdgpu_device *adev, bool encode,
 258				 const struct amdgpu_video_codecs **codecs)
 259{
 260	switch (adev->asic_type) {
 261	case CHIP_TOPAZ:
 262		if (encode)
 263			*codecs = &topaz_video_codecs_encode;
 264		else
 265			*codecs = &topaz_video_codecs_decode;
 266		return 0;
 267	case CHIP_TONGA:
 268		if (encode)
 269			*codecs = &tonga_video_codecs_encode;
 270		else
 271			*codecs = &tonga_video_codecs_decode;
 272		return 0;
 273	case CHIP_POLARIS10:
 274	case CHIP_POLARIS11:
 275	case CHIP_POLARIS12:
 276	case CHIP_VEGAM:
 277		if (encode)
 278			*codecs = &polaris_video_codecs_encode;
 279		else
 280			*codecs = &cz_video_codecs_decode;
 281		return 0;
 282	case CHIP_FIJI:
 283	case CHIP_CARRIZO:
 284	case CHIP_STONEY:
 285		if (encode)
 286			*codecs = &tonga_video_codecs_encode;
 287		else
 288			*codecs = &cz_video_codecs_decode;
 289		return 0;
 290	default:
 291		return -EINVAL;
 292	}
 293}
 294
 295/*
 296 * Indirect registers accessor
 297 */
 298static u32 vi_pcie_rreg(struct amdgpu_device *adev, u32 reg)
 299{
 300	unsigned long flags;
 301	u32 r;
 302
 303	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
 304	WREG32_NO_KIQ(mmPCIE_INDEX, reg);
 305	(void)RREG32_NO_KIQ(mmPCIE_INDEX);
 306	r = RREG32_NO_KIQ(mmPCIE_DATA);
 307	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
 308	return r;
 309}
 310
 311static void vi_pcie_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 312{
 313	unsigned long flags;
 314
 315	spin_lock_irqsave(&adev->pcie_idx_lock, flags);
 316	WREG32_NO_KIQ(mmPCIE_INDEX, reg);
 317	(void)RREG32_NO_KIQ(mmPCIE_INDEX);
 318	WREG32_NO_KIQ(mmPCIE_DATA, v);
 319	(void)RREG32_NO_KIQ(mmPCIE_DATA);
 320	spin_unlock_irqrestore(&adev->pcie_idx_lock, flags);
 321}
 322
 323static u32 vi_smc_rreg(struct amdgpu_device *adev, u32 reg)
 324{
 325	unsigned long flags;
 326	u32 r;
 327
 328	spin_lock_irqsave(&adev->smc_idx_lock, flags);
 329	WREG32_NO_KIQ(mmSMC_IND_INDEX_11, (reg));
 330	r = RREG32_NO_KIQ(mmSMC_IND_DATA_11);
 331	spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
 332	return r;
 333}
 334
 335static void vi_smc_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 336{
 337	unsigned long flags;
 338
 339	spin_lock_irqsave(&adev->smc_idx_lock, flags);
 340	WREG32_NO_KIQ(mmSMC_IND_INDEX_11, (reg));
 341	WREG32_NO_KIQ(mmSMC_IND_DATA_11, (v));
 342	spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
 343}
 344
 345/* smu_8_0_d.h */
 346#define mmMP0PUB_IND_INDEX                                                      0x180
 347#define mmMP0PUB_IND_DATA                                                       0x181
 348
 349static u32 cz_smc_rreg(struct amdgpu_device *adev, u32 reg)
 350{
 351	unsigned long flags;
 352	u32 r;
 353
 354	spin_lock_irqsave(&adev->smc_idx_lock, flags);
 355	WREG32(mmMP0PUB_IND_INDEX, (reg));
 356	r = RREG32(mmMP0PUB_IND_DATA);
 357	spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
 358	return r;
 359}
 360
 361static void cz_smc_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 362{
 363	unsigned long flags;
 364
 365	spin_lock_irqsave(&adev->smc_idx_lock, flags);
 366	WREG32(mmMP0PUB_IND_INDEX, (reg));
 367	WREG32(mmMP0PUB_IND_DATA, (v));
 368	spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
 369}
 370
 371static u32 vi_uvd_ctx_rreg(struct amdgpu_device *adev, u32 reg)
 372{
 373	unsigned long flags;
 374	u32 r;
 375
 376	spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
 377	WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
 378	r = RREG32(mmUVD_CTX_DATA);
 379	spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
 380	return r;
 381}
 382
 383static void vi_uvd_ctx_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 384{
 385	unsigned long flags;
 386
 387	spin_lock_irqsave(&adev->uvd_ctx_idx_lock, flags);
 388	WREG32(mmUVD_CTX_INDEX, ((reg) & 0x1ff));
 389	WREG32(mmUVD_CTX_DATA, (v));
 390	spin_unlock_irqrestore(&adev->uvd_ctx_idx_lock, flags);
 391}
 392
 393static u32 vi_didt_rreg(struct amdgpu_device *adev, u32 reg)
 394{
 395	unsigned long flags;
 396	u32 r;
 397
 398	spin_lock_irqsave(&adev->didt_idx_lock, flags);
 399	WREG32(mmDIDT_IND_INDEX, (reg));
 400	r = RREG32(mmDIDT_IND_DATA);
 401	spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
 402	return r;
 403}
 404
 405static void vi_didt_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 406{
 407	unsigned long flags;
 408
 409	spin_lock_irqsave(&adev->didt_idx_lock, flags);
 410	WREG32(mmDIDT_IND_INDEX, (reg));
 411	WREG32(mmDIDT_IND_DATA, (v));
 412	spin_unlock_irqrestore(&adev->didt_idx_lock, flags);
 413}
 414
 415static u32 vi_gc_cac_rreg(struct amdgpu_device *adev, u32 reg)
 416{
 417	unsigned long flags;
 418	u32 r;
 419
 420	spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
 421	WREG32(mmGC_CAC_IND_INDEX, (reg));
 422	r = RREG32(mmGC_CAC_IND_DATA);
 423	spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
 424	return r;
 425}
 426
 427static void vi_gc_cac_wreg(struct amdgpu_device *adev, u32 reg, u32 v)
 428{
 429	unsigned long flags;
 430
 431	spin_lock_irqsave(&adev->gc_cac_idx_lock, flags);
 432	WREG32(mmGC_CAC_IND_INDEX, (reg));
 433	WREG32(mmGC_CAC_IND_DATA, (v));
 434	spin_unlock_irqrestore(&adev->gc_cac_idx_lock, flags);
 435}
 436
 437
 438static const u32 tonga_mgcg_cgcg_init[] =
 439{
 440	mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
 441	mmPCIE_INDEX, 0xffffffff, 0x0140001c,
 442	mmPCIE_DATA, 0x000f0000, 0x00000000,
 443	mmSMC_IND_INDEX_4, 0xffffffff, 0xC060000C,
 444	mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
 445	mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
 446	mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
 447};
 448
 449static const u32 fiji_mgcg_cgcg_init[] =
 450{
 451	mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
 452	mmPCIE_INDEX, 0xffffffff, 0x0140001c,
 453	mmPCIE_DATA, 0x000f0000, 0x00000000,
 454	mmSMC_IND_INDEX_4, 0xffffffff, 0xC060000C,
 455	mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
 456	mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
 457	mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
 458};
 459
 460static const u32 iceland_mgcg_cgcg_init[] =
 461{
 462	mmPCIE_INDEX, 0xffffffff, ixPCIE_CNTL2,
 463	mmPCIE_DATA, 0x000f0000, 0x00000000,
 464	mmSMC_IND_INDEX_4, 0xffffffff, ixCGTT_ROM_CLK_CTRL0,
 465	mmSMC_IND_DATA_4, 0xc0000fff, 0x00000100,
 466	mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
 467};
 468
 469static const u32 cz_mgcg_cgcg_init[] =
 470{
 471	mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00600100,
 472	mmPCIE_INDEX, 0xffffffff, 0x0140001c,
 473	mmPCIE_DATA, 0x000f0000, 0x00000000,
 474	mmCGTT_DRM_CLK_CTRL0, 0xff000fff, 0x00000100,
 475	mmHDP_XDP_CGTT_BLK_CTRL, 0xc0000fff, 0x00000104,
 476};
 477
 478static const u32 stoney_mgcg_cgcg_init[] =
 479{
 480	mmCGTT_DRM_CLK_CTRL0, 0xffffffff, 0x00000100,
 481	mmHDP_XDP_CGTT_BLK_CTRL, 0xffffffff, 0x00000104,
 482	mmHDP_HOST_PATH_CNTL, 0xffffffff, 0x0f000027,
 483};
 484
 485static void vi_init_golden_registers(struct amdgpu_device *adev)
 486{
 487	/* Some of the registers might be dependent on GRBM_GFX_INDEX */
 488	mutex_lock(&adev->grbm_idx_mutex);
 489
 490	if (amdgpu_sriov_vf(adev)) {
 491		xgpu_vi_init_golden_registers(adev);
 492		mutex_unlock(&adev->grbm_idx_mutex);
 493		return;
 494	}
 495
 496	switch (adev->asic_type) {
 497	case CHIP_TOPAZ:
 498		amdgpu_device_program_register_sequence(adev,
 499							iceland_mgcg_cgcg_init,
 500							ARRAY_SIZE(iceland_mgcg_cgcg_init));
 501		break;
 502	case CHIP_FIJI:
 503		amdgpu_device_program_register_sequence(adev,
 504							fiji_mgcg_cgcg_init,
 505							ARRAY_SIZE(fiji_mgcg_cgcg_init));
 506		break;
 507	case CHIP_TONGA:
 508		amdgpu_device_program_register_sequence(adev,
 509							tonga_mgcg_cgcg_init,
 510							ARRAY_SIZE(tonga_mgcg_cgcg_init));
 511		break;
 512	case CHIP_CARRIZO:
 513		amdgpu_device_program_register_sequence(adev,
 514							cz_mgcg_cgcg_init,
 515							ARRAY_SIZE(cz_mgcg_cgcg_init));
 516		break;
 517	case CHIP_STONEY:
 518		amdgpu_device_program_register_sequence(adev,
 519							stoney_mgcg_cgcg_init,
 520							ARRAY_SIZE(stoney_mgcg_cgcg_init));
 521		break;
 522	case CHIP_POLARIS10:
 523	case CHIP_POLARIS11:
 524	case CHIP_POLARIS12:
 525	case CHIP_VEGAM:
 526	default:
 527		break;
 528	}
 529	mutex_unlock(&adev->grbm_idx_mutex);
 530}
 531
 532/**
 533 * vi_get_xclk - get the xclk
 534 *
 535 * @adev: amdgpu_device pointer
 536 *
 537 * Returns the reference clock used by the gfx engine
 538 * (VI).
 539 */
 540static u32 vi_get_xclk(struct amdgpu_device *adev)
 541{
 542	u32 reference_clock = adev->clock.spll.reference_freq;
 543	u32 tmp;
 544
 545	if (adev->flags & AMD_IS_APU)
 546		return reference_clock;
 547
 548	tmp = RREG32_SMC(ixCG_CLKPIN_CNTL_2);
 549	if (REG_GET_FIELD(tmp, CG_CLKPIN_CNTL_2, MUX_TCLK_TO_XCLK))
 550		return 1000;
 551
 552	tmp = RREG32_SMC(ixCG_CLKPIN_CNTL);
 553	if (REG_GET_FIELD(tmp, CG_CLKPIN_CNTL, XTALIN_DIVIDE))
 554		return reference_clock / 4;
 555
 556	return reference_clock;
 557}
 558
 559/**
 560 * vi_srbm_select - select specific register instances
 561 *
 562 * @adev: amdgpu_device pointer
 563 * @me: selected ME (micro engine)
 564 * @pipe: pipe
 565 * @queue: queue
 566 * @vmid: VMID
 567 *
 568 * Switches the currently active registers instances.  Some
 569 * registers are instanced per VMID, others are instanced per
 570 * me/pipe/queue combination.
 571 */
 572void vi_srbm_select(struct amdgpu_device *adev,
 573		     u32 me, u32 pipe, u32 queue, u32 vmid)
 574{
 575	u32 srbm_gfx_cntl = 0;
 576	srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, PIPEID, pipe);
 577	srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, MEID, me);
 578	srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, VMID, vmid);
 579	srbm_gfx_cntl = REG_SET_FIELD(srbm_gfx_cntl, SRBM_GFX_CNTL, QUEUEID, queue);
 580	WREG32(mmSRBM_GFX_CNTL, srbm_gfx_cntl);
 581}
 582
 583static void vi_vga_set_state(struct amdgpu_device *adev, bool state)
 584{
 585	/* todo */
 586}
 587
 588static bool vi_read_disabled_bios(struct amdgpu_device *adev)
 589{
 590	u32 bus_cntl;
 591	u32 d1vga_control = 0;
 592	u32 d2vga_control = 0;
 593	u32 vga_render_control = 0;
 594	u32 rom_cntl;
 595	bool r;
 596
 597	bus_cntl = RREG32(mmBUS_CNTL);
 598	if (adev->mode_info.num_crtc) {
 599		d1vga_control = RREG32(mmD1VGA_CONTROL);
 600		d2vga_control = RREG32(mmD2VGA_CONTROL);
 601		vga_render_control = RREG32(mmVGA_RENDER_CONTROL);
 602	}
 603	rom_cntl = RREG32_SMC(ixROM_CNTL);
 604
 605	/* enable the rom */
 606	WREG32(mmBUS_CNTL, (bus_cntl & ~BUS_CNTL__BIOS_ROM_DIS_MASK));
 607	if (adev->mode_info.num_crtc) {
 608		/* Disable VGA mode */
 609		WREG32(mmD1VGA_CONTROL,
 610		       (d1vga_control & ~(D1VGA_CONTROL__D1VGA_MODE_ENABLE_MASK |
 611					  D1VGA_CONTROL__D1VGA_TIMING_SELECT_MASK)));
 612		WREG32(mmD2VGA_CONTROL,
 613		       (d2vga_control & ~(D2VGA_CONTROL__D2VGA_MODE_ENABLE_MASK |
 614					  D2VGA_CONTROL__D2VGA_TIMING_SELECT_MASK)));
 615		WREG32(mmVGA_RENDER_CONTROL,
 616		       (vga_render_control & ~VGA_RENDER_CONTROL__VGA_VSTATUS_CNTL_MASK));
 617	}
 618	WREG32_SMC(ixROM_CNTL, rom_cntl | ROM_CNTL__SCK_OVERWRITE_MASK);
 619
 620	r = amdgpu_read_bios(adev);
 621
 622	/* restore regs */
 623	WREG32(mmBUS_CNTL, bus_cntl);
 624	if (adev->mode_info.num_crtc) {
 625		WREG32(mmD1VGA_CONTROL, d1vga_control);
 626		WREG32(mmD2VGA_CONTROL, d2vga_control);
 627		WREG32(mmVGA_RENDER_CONTROL, vga_render_control);
 628	}
 629	WREG32_SMC(ixROM_CNTL, rom_cntl);
 630	return r;
 631}
 632
 633static bool vi_read_bios_from_rom(struct amdgpu_device *adev,
 634				  u8 *bios, u32 length_bytes)
 635{
 636	u32 *dw_ptr;
 637	unsigned long flags;
 638	u32 i, length_dw;
 639
 640	if (bios == NULL)
 641		return false;
 642	if (length_bytes == 0)
 643		return false;
 644	/* APU vbios image is part of sbios image */
 645	if (adev->flags & AMD_IS_APU)
 646		return false;
 647
 648	dw_ptr = (u32 *)bios;
 649	length_dw = ALIGN(length_bytes, 4) / 4;
 650	/* take the smc lock since we are using the smc index */
 651	spin_lock_irqsave(&adev->smc_idx_lock, flags);
 652	/* set rom index to 0 */
 653	WREG32(mmSMC_IND_INDEX_11, ixROM_INDEX);
 654	WREG32(mmSMC_IND_DATA_11, 0);
 655	/* set index to data for continous read */
 656	WREG32(mmSMC_IND_INDEX_11, ixROM_DATA);
 657	for (i = 0; i < length_dw; i++)
 658		dw_ptr[i] = RREG32(mmSMC_IND_DATA_11);
 659	spin_unlock_irqrestore(&adev->smc_idx_lock, flags);
 660
 661	return true;
 662}
 663
 664static const struct amdgpu_allowed_register_entry vi_allowed_read_registers[] = {
 665	{mmGRBM_STATUS},
 666	{mmGRBM_STATUS2},
 667	{mmGRBM_STATUS_SE0},
 668	{mmGRBM_STATUS_SE1},
 669	{mmGRBM_STATUS_SE2},
 670	{mmGRBM_STATUS_SE3},
 671	{mmSRBM_STATUS},
 672	{mmSRBM_STATUS2},
 673	{mmSRBM_STATUS3},
 674	{mmSDMA0_STATUS_REG + SDMA0_REGISTER_OFFSET},
 675	{mmSDMA0_STATUS_REG + SDMA1_REGISTER_OFFSET},
 676	{mmCP_STAT},
 677	{mmCP_STALLED_STAT1},
 678	{mmCP_STALLED_STAT2},
 679	{mmCP_STALLED_STAT3},
 680	{mmCP_CPF_BUSY_STAT},
 681	{mmCP_CPF_STALLED_STAT1},
 682	{mmCP_CPF_STATUS},
 683	{mmCP_CPC_BUSY_STAT},
 684	{mmCP_CPC_STALLED_STAT1},
 685	{mmCP_CPC_STATUS},
 686	{mmGB_ADDR_CONFIG},
 687	{mmMC_ARB_RAMCFG},
 688	{mmGB_TILE_MODE0},
 689	{mmGB_TILE_MODE1},
 690	{mmGB_TILE_MODE2},
 691	{mmGB_TILE_MODE3},
 692	{mmGB_TILE_MODE4},
 693	{mmGB_TILE_MODE5},
 694	{mmGB_TILE_MODE6},
 695	{mmGB_TILE_MODE7},
 696	{mmGB_TILE_MODE8},
 697	{mmGB_TILE_MODE9},
 698	{mmGB_TILE_MODE10},
 699	{mmGB_TILE_MODE11},
 700	{mmGB_TILE_MODE12},
 701	{mmGB_TILE_MODE13},
 702	{mmGB_TILE_MODE14},
 703	{mmGB_TILE_MODE15},
 704	{mmGB_TILE_MODE16},
 705	{mmGB_TILE_MODE17},
 706	{mmGB_TILE_MODE18},
 707	{mmGB_TILE_MODE19},
 708	{mmGB_TILE_MODE20},
 709	{mmGB_TILE_MODE21},
 710	{mmGB_TILE_MODE22},
 711	{mmGB_TILE_MODE23},
 712	{mmGB_TILE_MODE24},
 713	{mmGB_TILE_MODE25},
 714	{mmGB_TILE_MODE26},
 715	{mmGB_TILE_MODE27},
 716	{mmGB_TILE_MODE28},
 717	{mmGB_TILE_MODE29},
 718	{mmGB_TILE_MODE30},
 719	{mmGB_TILE_MODE31},
 720	{mmGB_MACROTILE_MODE0},
 721	{mmGB_MACROTILE_MODE1},
 722	{mmGB_MACROTILE_MODE2},
 723	{mmGB_MACROTILE_MODE3},
 724	{mmGB_MACROTILE_MODE4},
 725	{mmGB_MACROTILE_MODE5},
 726	{mmGB_MACROTILE_MODE6},
 727	{mmGB_MACROTILE_MODE7},
 728	{mmGB_MACROTILE_MODE8},
 729	{mmGB_MACROTILE_MODE9},
 730	{mmGB_MACROTILE_MODE10},
 731	{mmGB_MACROTILE_MODE11},
 732	{mmGB_MACROTILE_MODE12},
 733	{mmGB_MACROTILE_MODE13},
 734	{mmGB_MACROTILE_MODE14},
 735	{mmGB_MACROTILE_MODE15},
 736	{mmCC_RB_BACKEND_DISABLE, true},
 737	{mmGC_USER_RB_BACKEND_DISABLE, true},
 738	{mmGB_BACKEND_MAP, false},
 739	{mmPA_SC_RASTER_CONFIG, true},
 740	{mmPA_SC_RASTER_CONFIG_1, true},
 741};
 742
 743static uint32_t vi_get_register_value(struct amdgpu_device *adev,
 744				      bool indexed, u32 se_num,
 745				      u32 sh_num, u32 reg_offset)
 746{
 747	if (indexed) {
 748		uint32_t val;
 749		unsigned se_idx = (se_num == 0xffffffff) ? 0 : se_num;
 750		unsigned sh_idx = (sh_num == 0xffffffff) ? 0 : sh_num;
 751
 752		switch (reg_offset) {
 753		case mmCC_RB_BACKEND_DISABLE:
 754			return adev->gfx.config.rb_config[se_idx][sh_idx].rb_backend_disable;
 755		case mmGC_USER_RB_BACKEND_DISABLE:
 756			return adev->gfx.config.rb_config[se_idx][sh_idx].user_rb_backend_disable;
 757		case mmPA_SC_RASTER_CONFIG:
 758			return adev->gfx.config.rb_config[se_idx][sh_idx].raster_config;
 759		case mmPA_SC_RASTER_CONFIG_1:
 760			return adev->gfx.config.rb_config[se_idx][sh_idx].raster_config_1;
 761		}
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 762
 763		mutex_lock(&adev->grbm_idx_mutex);
 764		if (se_num != 0xffffffff || sh_num != 0xffffffff)
 765			amdgpu_gfx_select_se_sh(adev, se_num, sh_num, 0xffffffff);
 766
 767		val = RREG32(reg_offset);
 768
 769		if (se_num != 0xffffffff || sh_num != 0xffffffff)
 770			amdgpu_gfx_select_se_sh(adev, 0xffffffff, 0xffffffff, 0xffffffff);
 771		mutex_unlock(&adev->grbm_idx_mutex);
 772		return val;
 773	} else {
 774		unsigned idx;
 775
 776		switch (reg_offset) {
 777		case mmGB_ADDR_CONFIG:
 778			return adev->gfx.config.gb_addr_config;
 779		case mmMC_ARB_RAMCFG:
 780			return adev->gfx.config.mc_arb_ramcfg;
 781		case mmGB_TILE_MODE0:
 782		case mmGB_TILE_MODE1:
 783		case mmGB_TILE_MODE2:
 784		case mmGB_TILE_MODE3:
 785		case mmGB_TILE_MODE4:
 786		case mmGB_TILE_MODE5:
 787		case mmGB_TILE_MODE6:
 788		case mmGB_TILE_MODE7:
 789		case mmGB_TILE_MODE8:
 790		case mmGB_TILE_MODE9:
 791		case mmGB_TILE_MODE10:
 792		case mmGB_TILE_MODE11:
 793		case mmGB_TILE_MODE12:
 794		case mmGB_TILE_MODE13:
 795		case mmGB_TILE_MODE14:
 796		case mmGB_TILE_MODE15:
 797		case mmGB_TILE_MODE16:
 798		case mmGB_TILE_MODE17:
 799		case mmGB_TILE_MODE18:
 800		case mmGB_TILE_MODE19:
 801		case mmGB_TILE_MODE20:
 802		case mmGB_TILE_MODE21:
 803		case mmGB_TILE_MODE22:
 804		case mmGB_TILE_MODE23:
 805		case mmGB_TILE_MODE24:
 806		case mmGB_TILE_MODE25:
 807		case mmGB_TILE_MODE26:
 808		case mmGB_TILE_MODE27:
 809		case mmGB_TILE_MODE28:
 810		case mmGB_TILE_MODE29:
 811		case mmGB_TILE_MODE30:
 812		case mmGB_TILE_MODE31:
 813			idx = (reg_offset - mmGB_TILE_MODE0);
 814			return adev->gfx.config.tile_mode_array[idx];
 815		case mmGB_MACROTILE_MODE0:
 816		case mmGB_MACROTILE_MODE1:
 817		case mmGB_MACROTILE_MODE2:
 818		case mmGB_MACROTILE_MODE3:
 819		case mmGB_MACROTILE_MODE4:
 820		case mmGB_MACROTILE_MODE5:
 821		case mmGB_MACROTILE_MODE6:
 822		case mmGB_MACROTILE_MODE7:
 823		case mmGB_MACROTILE_MODE8:
 824		case mmGB_MACROTILE_MODE9:
 825		case mmGB_MACROTILE_MODE10:
 826		case mmGB_MACROTILE_MODE11:
 827		case mmGB_MACROTILE_MODE12:
 828		case mmGB_MACROTILE_MODE13:
 829		case mmGB_MACROTILE_MODE14:
 830		case mmGB_MACROTILE_MODE15:
 831			idx = (reg_offset - mmGB_MACROTILE_MODE0);
 832			return adev->gfx.config.macrotile_mode_array[idx];
 833		default:
 834			return RREG32(reg_offset);
 835		}
 836	}
 837}
 838
 839static int vi_read_register(struct amdgpu_device *adev, u32 se_num,
 840			    u32 sh_num, u32 reg_offset, u32 *value)
 841{
 842	uint32_t i;
 
 
 843
 844	*value = 0;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 845	for (i = 0; i < ARRAY_SIZE(vi_allowed_read_registers); i++) {
 846		bool indexed = vi_allowed_read_registers[i].grbm_indexed;
 847
 848		if (reg_offset != vi_allowed_read_registers[i].reg_offset)
 849			continue;
 850
 851		*value = vi_get_register_value(adev, indexed, se_num, sh_num,
 852					       reg_offset);
 
 
 
 853		return 0;
 854	}
 855	return -EINVAL;
 856}
 857
 858/**
 859 * vi_asic_pci_config_reset - soft reset GPU
 860 *
 861 * @adev: amdgpu_device pointer
 862 *
 863 * Use PCI Config method to reset the GPU.
 864 *
 865 * Returns 0 for success.
 866 */
 867static int vi_asic_pci_config_reset(struct amdgpu_device *adev)
 868{
 869	u32 i;
 870	int r = -EINVAL;
 871
 872	amdgpu_atombios_scratch_regs_engine_hung(adev, true);
 873
 874	/* disable BM */
 875	pci_clear_master(adev->pdev);
 876	/* reset */
 877	amdgpu_device_pci_config_reset(adev);
 878
 879	udelay(100);
 880
 881	/* wait for asic to come out of reset */
 882	for (i = 0; i < adev->usec_timeout; i++) {
 883		if (RREG32(mmCONFIG_MEMSIZE) != 0xffffffff) {
 884			/* enable BM */
 885			pci_set_master(adev->pdev);
 886			adev->has_hw_reset = true;
 887			r = 0;
 888			break;
 889		}
 890		udelay(1);
 891	}
 892
 893	amdgpu_atombios_scratch_regs_engine_hung(adev, false);
 894
 895	return r;
 896}
 897
 898static bool vi_asic_supports_baco(struct amdgpu_device *adev)
 899{
 900	switch (adev->asic_type) {
 901	case CHIP_FIJI:
 902	case CHIP_TONGA:
 903	case CHIP_POLARIS10:
 904	case CHIP_POLARIS11:
 905	case CHIP_POLARIS12:
 906	case CHIP_TOPAZ:
 907		return amdgpu_dpm_is_baco_supported(adev);
 908	default:
 909		return false;
 910	}
 911}
 912
 913static enum amd_reset_method
 914vi_asic_reset_method(struct amdgpu_device *adev)
 915{
 916	bool baco_reset;
 917
 918	if (amdgpu_reset_method == AMD_RESET_METHOD_LEGACY ||
 919	    amdgpu_reset_method == AMD_RESET_METHOD_BACO)
 920		return amdgpu_reset_method;
 921
 922	if (amdgpu_reset_method != -1)
 923		dev_warn(adev->dev, "Specified reset method:%d isn't supported, using AUTO instead.\n",
 924				  amdgpu_reset_method);
 925
 926	switch (adev->asic_type) {
 927	case CHIP_FIJI:
 928	case CHIP_TONGA:
 929	case CHIP_POLARIS10:
 930	case CHIP_POLARIS11:
 931	case CHIP_POLARIS12:
 932	case CHIP_TOPAZ:
 933		baco_reset = amdgpu_dpm_is_baco_supported(adev);
 934		break;
 935	default:
 936		baco_reset = false;
 937		break;
 938	}
 939
 940	if (baco_reset)
 941		return AMD_RESET_METHOD_BACO;
 942	else
 943		return AMD_RESET_METHOD_LEGACY;
 944}
 945
 946/**
 947 * vi_asic_reset - soft reset GPU
 948 *
 949 * @adev: amdgpu_device pointer
 950 *
 951 * Look up which blocks are hung and attempt
 952 * to reset them.
 953 * Returns 0 for success.
 954 */
 955static int vi_asic_reset(struct amdgpu_device *adev)
 956{
 957	int r;
 958
 959	if (vi_asic_reset_method(adev) == AMD_RESET_METHOD_BACO) {
 960		dev_info(adev->dev, "BACO reset\n");
 961		r = amdgpu_dpm_baco_reset(adev);
 962	} else {
 963		dev_info(adev->dev, "PCI CONFIG reset\n");
 964		r = vi_asic_pci_config_reset(adev);
 965	}
 966
 967	return r;
 968}
 969
 970static u32 vi_get_config_memsize(struct amdgpu_device *adev)
 971{
 972	return RREG32(mmCONFIG_MEMSIZE);
 973}
 974
 975static int vi_set_uvd_clock(struct amdgpu_device *adev, u32 clock,
 976			u32 cntl_reg, u32 status_reg)
 977{
 978	int r, i;
 979	struct atom_clock_dividers dividers;
 980	uint32_t tmp;
 981
 982	r = amdgpu_atombios_get_clock_dividers(adev,
 983					       COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
 984					       clock, false, &dividers);
 985	if (r)
 986		return r;
 987
 988	tmp = RREG32_SMC(cntl_reg);
 989
 990	if (adev->flags & AMD_IS_APU)
 991		tmp &= ~CG_DCLK_CNTL__DCLK_DIVIDER_MASK;
 992	else
 993		tmp &= ~(CG_DCLK_CNTL__DCLK_DIR_CNTL_EN_MASK |
 994				CG_DCLK_CNTL__DCLK_DIVIDER_MASK);
 995	tmp |= dividers.post_divider;
 996	WREG32_SMC(cntl_reg, tmp);
 997
 998	for (i = 0; i < 100; i++) {
 999		tmp = RREG32_SMC(status_reg);
1000		if (adev->flags & AMD_IS_APU) {
1001			if (tmp & 0x10000)
1002				break;
1003		} else {
1004			if (tmp & CG_DCLK_STATUS__DCLK_STATUS_MASK)
1005				break;
1006		}
1007		mdelay(10);
1008	}
1009	if (i == 100)
1010		return -ETIMEDOUT;
 
1011	return 0;
1012}
1013
1014#define ixGNB_CLK1_DFS_CNTL 0xD82200F0
1015#define ixGNB_CLK1_STATUS   0xD822010C
1016#define ixGNB_CLK2_DFS_CNTL 0xD8220110
1017#define ixGNB_CLK2_STATUS   0xD822012C
1018#define ixGNB_CLK3_DFS_CNTL 0xD8220130
1019#define ixGNB_CLK3_STATUS   0xD822014C
1020
1021static int vi_set_uvd_clocks(struct amdgpu_device *adev, u32 vclk, u32 dclk)
1022{
1023	int r;
1024
1025	if (adev->flags & AMD_IS_APU) {
1026		r = vi_set_uvd_clock(adev, vclk, ixGNB_CLK2_DFS_CNTL, ixGNB_CLK2_STATUS);
1027		if (r)
1028			return r;
1029
1030		r = vi_set_uvd_clock(adev, dclk, ixGNB_CLK1_DFS_CNTL, ixGNB_CLK1_STATUS);
1031		if (r)
1032			return r;
1033	} else {
1034		r = vi_set_uvd_clock(adev, vclk, ixCG_VCLK_CNTL, ixCG_VCLK_STATUS);
1035		if (r)
1036			return r;
1037
1038		r = vi_set_uvd_clock(adev, dclk, ixCG_DCLK_CNTL, ixCG_DCLK_STATUS);
1039		if (r)
1040			return r;
1041	}
1042
1043	return 0;
1044}
1045
1046static int vi_set_vce_clocks(struct amdgpu_device *adev, u32 evclk, u32 ecclk)
1047{
1048	int r, i;
1049	struct atom_clock_dividers dividers;
1050	u32 tmp;
1051	u32 reg_ctrl;
1052	u32 reg_status;
1053	u32 status_mask;
1054	u32 reg_mask;
1055
1056	if (adev->flags & AMD_IS_APU) {
1057		reg_ctrl = ixGNB_CLK3_DFS_CNTL;
1058		reg_status = ixGNB_CLK3_STATUS;
1059		status_mask = 0x00010000;
1060		reg_mask = CG_ECLK_CNTL__ECLK_DIVIDER_MASK;
1061	} else {
1062		reg_ctrl = ixCG_ECLK_CNTL;
1063		reg_status = ixCG_ECLK_STATUS;
1064		status_mask = CG_ECLK_STATUS__ECLK_STATUS_MASK;
1065		reg_mask = CG_ECLK_CNTL__ECLK_DIR_CNTL_EN_MASK | CG_ECLK_CNTL__ECLK_DIVIDER_MASK;
1066	}
1067
1068	r = amdgpu_atombios_get_clock_dividers(adev,
1069					       COMPUTE_GPUCLK_INPUT_FLAG_DEFAULT_GPUCLK,
1070					       ecclk, false, &dividers);
1071	if (r)
1072		return r;
1073
1074	for (i = 0; i < 100; i++) {
1075		if (RREG32_SMC(reg_status) & status_mask)
1076			break;
1077		mdelay(10);
1078	}
1079
1080	if (i == 100)
1081		return -ETIMEDOUT;
1082
1083	tmp = RREG32_SMC(reg_ctrl);
1084	tmp &= ~reg_mask;
1085	tmp |= dividers.post_divider;
1086	WREG32_SMC(reg_ctrl, tmp);
1087
1088	for (i = 0; i < 100; i++) {
1089		if (RREG32_SMC(reg_status) & status_mask)
1090			break;
1091		mdelay(10);
1092	}
1093
1094	if (i == 100)
1095		return -ETIMEDOUT;
1096
1097	return 0;
1098}
1099
1100static void vi_pcie_gen3_enable(struct amdgpu_device *adev)
1101{
1102	if (pci_is_root_bus(adev->pdev->bus))
1103		return;
1104
1105	if (amdgpu_pcie_gen2 == 0)
1106		return;
1107
1108	if (adev->flags & AMD_IS_APU)
1109		return;
1110
1111	if (!(adev->pm.pcie_gen_mask & (CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2 |
1112					CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)))
1113		return;
1114
1115	/* todo */
1116}
1117
1118static void vi_enable_aspm(struct amdgpu_device *adev)
1119{
1120	u32 data, orig;
1121
1122	orig = data = RREG32_PCIE(ixPCIE_LC_CNTL);
1123	data |= PCIE_LC_CNTL__LC_L0S_INACTIVITY_DEFAULT <<
1124			PCIE_LC_CNTL__LC_L0S_INACTIVITY__SHIFT;
1125	data |= PCIE_LC_CNTL__LC_L1_INACTIVITY_DEFAULT <<
1126			PCIE_LC_CNTL__LC_L1_INACTIVITY__SHIFT;
1127	data &= ~PCIE_LC_CNTL__LC_PMI_TO_L1_DIS_MASK;
1128	data |= PCIE_LC_CNTL__LC_DELAY_L1_EXIT_MASK;
1129	if (orig != data)
1130		WREG32_PCIE(ixPCIE_LC_CNTL, data);
1131}
1132
1133static void vi_program_aspm(struct amdgpu_device *adev)
1134{
1135	u32 data, data1, orig;
1136	bool bL1SS = false;
1137	bool bClkReqSupport = true;
1138
1139	if (!amdgpu_aspm)
1140		return;
1141
1142	if (adev->flags & AMD_IS_APU ||
1143	    adev->asic_type < CHIP_POLARIS10)
1144		return;
1145
1146	orig = data = RREG32_PCIE(ixPCIE_LC_CNTL);
1147	data &= ~PCIE_LC_CNTL__LC_L1_INACTIVITY_MASK;
1148	data &= ~PCIE_LC_CNTL__LC_L0S_INACTIVITY_MASK;
1149	data |= PCIE_LC_CNTL__LC_PMI_TO_L1_DIS_MASK;
1150	if (orig != data)
1151		WREG32_PCIE(ixPCIE_LC_CNTL, data);
1152
1153	orig = data = RREG32_PCIE(ixPCIE_LC_N_FTS_CNTL);
1154	data &= ~PCIE_LC_N_FTS_CNTL__LC_XMIT_N_FTS_MASK;
1155	data |= 0x0024 << PCIE_LC_N_FTS_CNTL__LC_XMIT_N_FTS__SHIFT;
1156	data |= PCIE_LC_N_FTS_CNTL__LC_XMIT_N_FTS_OVERRIDE_EN_MASK;
1157	if (orig != data)
1158		WREG32_PCIE(ixPCIE_LC_N_FTS_CNTL, data);
1159
1160	orig = data = RREG32_PCIE(ixPCIE_LC_CNTL3);
1161	data |= PCIE_LC_CNTL3__LC_GO_TO_RECOVERY_MASK;
1162	if (orig != data)
1163		WREG32_PCIE(ixPCIE_LC_CNTL3, data);
1164
1165	orig = data = RREG32_PCIE(ixPCIE_P_CNTL);
1166	data |= PCIE_P_CNTL__P_IGNORE_EDB_ERR_MASK;
1167	if (orig != data)
1168		WREG32_PCIE(ixPCIE_P_CNTL, data);
1169
1170	data = RREG32_PCIE(ixPCIE_LC_L1_PM_SUBSTATE);
1171	pci_read_config_dword(adev->pdev, PCIE_L1_PM_SUB_CNTL, &data1);
1172	if (data & PCIE_LC_L1_PM_SUBSTATE__LC_L1_SUBSTATES_OVERRIDE_EN_MASK &&
1173	    (data & (PCIE_LC_L1_PM_SUBSTATE__LC_PCI_PM_L1_2_OVERRIDE_MASK |
1174		    PCIE_LC_L1_PM_SUBSTATE__LC_PCI_PM_L1_1_OVERRIDE_MASK |
1175			PCIE_LC_L1_PM_SUBSTATE__LC_ASPM_L1_2_OVERRIDE_MASK |
1176			PCIE_LC_L1_PM_SUBSTATE__LC_ASPM_L1_1_OVERRIDE_MASK))) {
1177		bL1SS = true;
1178	} else if (data1 & (PCIE_L1_PM_SUB_CNTL__ASPM_L1_2_EN_MASK |
1179	    PCIE_L1_PM_SUB_CNTL__ASPM_L1_1_EN_MASK |
1180	    PCIE_L1_PM_SUB_CNTL__PCI_PM_L1_2_EN_MASK |
1181	    PCIE_L1_PM_SUB_CNTL__PCI_PM_L1_1_EN_MASK)) {
1182		bL1SS = true;
1183	}
1184
1185	orig = data = RREG32_PCIE(ixPCIE_LC_CNTL6);
1186	data |= PCIE_LC_CNTL6__LC_L1_POWERDOWN_MASK;
1187	if (orig != data)
1188		WREG32_PCIE(ixPCIE_LC_CNTL6, data);
1189
1190	orig = data = RREG32_PCIE(ixPCIE_LC_LINK_WIDTH_CNTL);
1191	data |= PCIE_LC_LINK_WIDTH_CNTL__LC_DYN_LANES_PWR_STATE_MASK;
1192	if (orig != data)
1193		WREG32_PCIE(ixPCIE_LC_LINK_WIDTH_CNTL, data);
1194
1195	pci_read_config_dword(adev->pdev, LINK_CAP, &data);
1196	if (!(data & PCIE_LINK_CAP__CLOCK_POWER_MANAGEMENT_MASK))
1197		bClkReqSupport = false;
1198
1199	if (bClkReqSupport) {
1200		orig = data = RREG32_SMC(ixTHM_CLK_CNTL);
1201		data &= ~(THM_CLK_CNTL__CMON_CLK_SEL_MASK | THM_CLK_CNTL__TMON_CLK_SEL_MASK);
1202		data |= (1 << THM_CLK_CNTL__CMON_CLK_SEL__SHIFT) |
1203				(1 << THM_CLK_CNTL__TMON_CLK_SEL__SHIFT);
1204		if (orig != data)
1205			WREG32_SMC(ixTHM_CLK_CNTL, data);
1206
1207		orig = data = RREG32_SMC(ixMISC_CLK_CTRL);
1208		data &= ~(MISC_CLK_CTRL__DEEP_SLEEP_CLK_SEL_MASK |
1209			MISC_CLK_CTRL__ZCLK_SEL_MASK | MISC_CLK_CTRL__DFT_SMS_PG_CLK_SEL_MASK);
1210		data |= (1 << MISC_CLK_CTRL__DEEP_SLEEP_CLK_SEL__SHIFT) |
1211				(1 << MISC_CLK_CTRL__ZCLK_SEL__SHIFT);
1212		data |= (0x20 << MISC_CLK_CTRL__DFT_SMS_PG_CLK_SEL__SHIFT);
1213		if (orig != data)
1214			WREG32_SMC(ixMISC_CLK_CTRL, data);
1215
1216		orig = data = RREG32_SMC(ixCG_CLKPIN_CNTL);
1217		data |= CG_CLKPIN_CNTL__XTALIN_DIVIDE_MASK;
1218		if (orig != data)
1219			WREG32_SMC(ixCG_CLKPIN_CNTL, data);
1220
1221		orig = data = RREG32_SMC(ixCG_CLKPIN_CNTL_2);
1222		data |= CG_CLKPIN_CNTL_2__ENABLE_XCLK_MASK;
1223		if (orig != data)
1224			WREG32_SMC(ixCG_CLKPIN_CNTL, data);
1225
1226		orig = data = RREG32_SMC(ixMPLL_BYPASSCLK_SEL);
1227		data &= ~MPLL_BYPASSCLK_SEL__MPLL_CLKOUT_SEL_MASK;
1228		data |= (4 << MPLL_BYPASSCLK_SEL__MPLL_CLKOUT_SEL__SHIFT);
1229		if (orig != data)
1230			WREG32_SMC(ixMPLL_BYPASSCLK_SEL, data);
1231
1232		orig = data = RREG32_PCIE(ixCPM_CONTROL);
1233		data |= (CPM_CONTROL__REFCLK_XSTCLK_ENABLE_MASK |
1234				CPM_CONTROL__CLKREQb_UNGATE_TXCLK_ENABLE_MASK);
1235		if (orig != data)
1236			WREG32_PCIE(ixCPM_CONTROL, data);
1237
1238		orig = data = RREG32_PCIE(ixPCIE_CONFIG_CNTL);
1239		data &= ~PCIE_CONFIG_CNTL__DYN_CLK_LATENCY_MASK;
1240		data |= (0xE << PCIE_CONFIG_CNTL__DYN_CLK_LATENCY__SHIFT);
1241		if (orig != data)
1242			WREG32_PCIE(ixPCIE_CONFIG_CNTL, data);
1243
1244		orig = data = RREG32(mmBIF_CLK_CTRL);
1245		data |= BIF_CLK_CTRL__BIF_XSTCLK_READY_MASK;
1246		if (orig != data)
1247			WREG32(mmBIF_CLK_CTRL, data);
1248
1249		orig = data = RREG32_PCIE(ixPCIE_LC_CNTL7);
1250		data |= PCIE_LC_CNTL7__LC_L1_SIDEBAND_CLKREQ_PDWN_EN_MASK;
1251		if (orig != data)
1252			WREG32_PCIE(ixPCIE_LC_CNTL7, data);
1253
1254		orig = data = RREG32_PCIE(ixPCIE_HW_DEBUG);
1255		data |= PCIE_HW_DEBUG__HW_01_DEBUG_MASK;
1256		if (orig != data)
1257			WREG32_PCIE(ixPCIE_HW_DEBUG, data);
1258
1259		orig = data = RREG32_PCIE(ixPCIE_LC_CNTL2);
1260		data |= PCIE_LC_CNTL2__LC_ALLOW_PDWN_IN_L23_MASK;
1261		data |= PCIE_LC_CNTL2__LC_ALLOW_PDWN_IN_L1_MASK;
1262		if (bL1SS)
1263			data &= ~PCIE_LC_CNTL2__LC_ALLOW_PDWN_IN_L1_MASK;
1264		if (orig != data)
1265			WREG32_PCIE(ixPCIE_LC_CNTL2, data);
1266
1267	}
1268
1269	vi_enable_aspm(adev);
1270
1271	data = RREG32_PCIE(ixPCIE_LC_N_FTS_CNTL);
1272	data1 = RREG32_PCIE(ixPCIE_LC_STATUS1);
1273	if (((data & PCIE_LC_N_FTS_CNTL__LC_N_FTS_MASK) == PCIE_LC_N_FTS_CNTL__LC_N_FTS_MASK) &&
1274	    data1 & PCIE_LC_STATUS1__LC_REVERSE_XMIT_MASK &&
1275	    data1 & PCIE_LC_STATUS1__LC_REVERSE_RCVR_MASK) {
1276		orig = data = RREG32_PCIE(ixPCIE_LC_CNTL);
1277		data &= ~PCIE_LC_CNTL__LC_L0S_INACTIVITY_MASK;
1278		if (orig != data)
1279			WREG32_PCIE(ixPCIE_LC_CNTL, data);
1280	}
1281
1282	if ((adev->asic_type == CHIP_POLARIS12 &&
1283	    !(ASICID_IS_P23(adev->pdev->device, adev->pdev->revision))) ||
1284	    ASIC_IS_P22(adev->asic_type, adev->external_rev_id)) {
1285		orig = data = RREG32_PCIE(ixPCIE_LC_TRAINING_CNTL);
1286		data &= ~PCIE_LC_TRAINING_CNTL__LC_DISABLE_TRAINING_BIT_ARCH_MASK;
1287		if (orig != data)
1288			WREG32_PCIE(ixPCIE_LC_TRAINING_CNTL, data);
1289	}
1290}
1291
1292static void vi_enable_doorbell_aperture(struct amdgpu_device *adev,
1293					bool enable)
1294{
1295	u32 tmp;
1296
1297	/* not necessary on CZ */
1298	if (adev->flags & AMD_IS_APU)
1299		return;
1300
1301	tmp = RREG32(mmBIF_DOORBELL_APER_EN);
1302	if (enable)
1303		tmp = REG_SET_FIELD(tmp, BIF_DOORBELL_APER_EN, BIF_DOORBELL_APER_EN, 1);
1304	else
1305		tmp = REG_SET_FIELD(tmp, BIF_DOORBELL_APER_EN, BIF_DOORBELL_APER_EN, 0);
1306
1307	WREG32(mmBIF_DOORBELL_APER_EN, tmp);
1308}
1309
1310#define ATI_REV_ID_FUSE_MACRO__ADDRESS      0xC0014044
1311#define ATI_REV_ID_FUSE_MACRO__SHIFT        9
1312#define ATI_REV_ID_FUSE_MACRO__MASK         0x00001E00
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1313
1314static uint32_t vi_get_rev_id(struct amdgpu_device *adev)
1315{
1316	if (adev->flags & AMD_IS_APU)
1317		return (RREG32_SMC(ATI_REV_ID_FUSE_MACRO__ADDRESS) & ATI_REV_ID_FUSE_MACRO__MASK)
1318			>> ATI_REV_ID_FUSE_MACRO__SHIFT;
1319	else
1320		return (RREG32(mmPCIE_EFUSE4) & PCIE_EFUSE4__STRAP_BIF_ATI_REV_ID_MASK)
1321			>> PCIE_EFUSE4__STRAP_BIF_ATI_REV_ID__SHIFT;
1322}
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1323
1324static void vi_flush_hdp(struct amdgpu_device *adev, struct amdgpu_ring *ring)
1325{
1326	if (!ring || !ring->funcs->emit_wreg) {
1327		WREG32(mmHDP_MEM_COHERENCY_FLUSH_CNTL, 1);
1328		RREG32(mmHDP_MEM_COHERENCY_FLUSH_CNTL);
1329	} else {
1330		amdgpu_ring_emit_wreg(ring, mmHDP_MEM_COHERENCY_FLUSH_CNTL, 1);
1331	}
1332}
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1333
1334static void vi_invalidate_hdp(struct amdgpu_device *adev,
1335			      struct amdgpu_ring *ring)
1336{
1337	if (!ring || !ring->funcs->emit_wreg) {
1338		WREG32(mmHDP_DEBUG0, 1);
1339		RREG32(mmHDP_DEBUG0);
1340	} else {
1341		amdgpu_ring_emit_wreg(ring, mmHDP_DEBUG0, 1);
1342	}
1343}
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1344
1345static bool vi_need_full_reset(struct amdgpu_device *adev)
1346{
1347	switch (adev->asic_type) {
 
 
 
 
 
 
 
 
 
 
 
 
1348	case CHIP_CARRIZO:
1349	case CHIP_STONEY:
1350		/* CZ has hang issues with full reset at the moment */
1351		return false;
1352	case CHIP_FIJI:
1353	case CHIP_TONGA:
1354		/* XXX: soft reset should work on fiji and tonga */
1355		return true;
1356	case CHIP_POLARIS10:
1357	case CHIP_POLARIS11:
1358	case CHIP_POLARIS12:
1359	case CHIP_TOPAZ:
1360	default:
1361		/* change this when we support soft reset */
1362		return true;
1363	}
1364}
1365
1366static void vi_get_pcie_usage(struct amdgpu_device *adev, uint64_t *count0,
1367			      uint64_t *count1)
1368{
1369	uint32_t perfctr = 0;
1370	uint64_t cnt0_of, cnt1_of;
1371	int tmp;
1372
1373	/* This reports 0 on APUs, so return to avoid writing/reading registers
1374	 * that may or may not be different from their GPU counterparts
1375	 */
1376	if (adev->flags & AMD_IS_APU)
1377		return;
1378
1379	/* Set the 2 events that we wish to watch, defined above */
1380	/* Reg 40 is # received msgs, Reg 104 is # of posted requests sent */
1381	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT0_SEL, 40);
1382	perfctr = REG_SET_FIELD(perfctr, PCIE_PERF_CNTL_TXCLK, EVENT1_SEL, 104);
1383
1384	/* Write to enable desired perf counters */
1385	WREG32_PCIE(ixPCIE_PERF_CNTL_TXCLK, perfctr);
1386	/* Zero out and enable the perf counters
1387	 * Write 0x5:
1388	 * Bit 0 = Start all counters(1)
1389	 * Bit 2 = Global counter reset enable(1)
1390	 */
1391	WREG32_PCIE(ixPCIE_PERF_COUNT_CNTL, 0x00000005);
1392
1393	msleep(1000);
1394
1395	/* Load the shadow and disable the perf counters
1396	 * Write 0x2:
1397	 * Bit 0 = Stop counters(0)
1398	 * Bit 1 = Load the shadow counters(1)
1399	 */
1400	WREG32_PCIE(ixPCIE_PERF_COUNT_CNTL, 0x00000002);
1401
1402	/* Read register values to get any >32bit overflow */
1403	tmp = RREG32_PCIE(ixPCIE_PERF_CNTL_TXCLK);
1404	cnt0_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER0_UPPER);
1405	cnt1_of = REG_GET_FIELD(tmp, PCIE_PERF_CNTL_TXCLK, COUNTER1_UPPER);
1406
1407	/* Get the values and add the overflow */
1408	*count0 = RREG32_PCIE(ixPCIE_PERF_COUNT0_TXCLK) | (cnt0_of << 32);
1409	*count1 = RREG32_PCIE(ixPCIE_PERF_COUNT1_TXCLK) | (cnt1_of << 32);
1410}
1411
1412static uint64_t vi_get_pcie_replay_count(struct amdgpu_device *adev)
1413{
1414	uint64_t nak_r, nak_g;
1415
1416	/* Get the number of NAKs received and generated */
1417	nak_r = RREG32_PCIE(ixPCIE_RX_NUM_NAK);
1418	nak_g = RREG32_PCIE(ixPCIE_RX_NUM_NAK_GENERATED);
1419
1420	/* Add the total number of NAKs, i.e the number of replays */
1421	return (nak_r + nak_g);
1422}
1423
1424static bool vi_need_reset_on_init(struct amdgpu_device *adev)
1425{
1426	u32 clock_cntl, pc;
1427
1428	if (adev->flags & AMD_IS_APU)
1429		return false;
1430
1431	/* check if the SMC is already running */
1432	clock_cntl = RREG32_SMC(ixSMC_SYSCON_CLOCK_CNTL_0);
1433	pc = RREG32_SMC(ixSMC_PC_C);
1434	if ((0 == REG_GET_FIELD(clock_cntl, SMC_SYSCON_CLOCK_CNTL_0, ck_disable)) &&
1435	    (0x20100 <= pc))
1436		return true;
1437
1438	return false;
1439}
1440
1441static void vi_pre_asic_init(struct amdgpu_device *adev)
1442{
1443}
1444
1445static const struct amdgpu_asic_funcs vi_asic_funcs =
1446{
1447	.read_disabled_bios = &vi_read_disabled_bios,
1448	.read_bios_from_rom = &vi_read_bios_from_rom,
1449	.read_register = &vi_read_register,
1450	.reset = &vi_asic_reset,
1451	.reset_method = &vi_asic_reset_method,
1452	.set_vga_state = &vi_vga_set_state,
1453	.get_xclk = &vi_get_xclk,
1454	.set_uvd_clocks = &vi_set_uvd_clocks,
1455	.set_vce_clocks = &vi_set_vce_clocks,
1456	.get_config_memsize = &vi_get_config_memsize,
1457	.flush_hdp = &vi_flush_hdp,
1458	.invalidate_hdp = &vi_invalidate_hdp,
1459	.need_full_reset = &vi_need_full_reset,
1460	.init_doorbell_index = &legacy_doorbell_index_init,
1461	.get_pcie_usage = &vi_get_pcie_usage,
1462	.need_reset_on_init = &vi_need_reset_on_init,
1463	.get_pcie_replay_count = &vi_get_pcie_replay_count,
1464	.supports_baco = &vi_asic_supports_baco,
1465	.pre_asic_init = &vi_pre_asic_init,
1466	.query_video_codecs = &vi_query_video_codecs,
1467};
1468
1469#define CZ_REV_BRISTOL(rev)	 \
1470	((rev >= 0xC8 && rev <= 0xCE) || (rev >= 0xE1 && rev <= 0xE6))
1471
1472static int vi_common_early_init(void *handle)
1473{
 
1474	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1475
1476	if (adev->flags & AMD_IS_APU) {
1477		adev->smc_rreg = &cz_smc_rreg;
1478		adev->smc_wreg = &cz_smc_wreg;
1479	} else {
1480		adev->smc_rreg = &vi_smc_rreg;
1481		adev->smc_wreg = &vi_smc_wreg;
1482	}
1483	adev->pcie_rreg = &vi_pcie_rreg;
1484	adev->pcie_wreg = &vi_pcie_wreg;
1485	adev->uvd_ctx_rreg = &vi_uvd_ctx_rreg;
1486	adev->uvd_ctx_wreg = &vi_uvd_ctx_wreg;
1487	adev->didt_rreg = &vi_didt_rreg;
1488	adev->didt_wreg = &vi_didt_wreg;
1489	adev->gc_cac_rreg = &vi_gc_cac_rreg;
1490	adev->gc_cac_wreg = &vi_gc_cac_wreg;
1491
1492	adev->asic_funcs = &vi_asic_funcs;
1493
 
 
 
 
1494	adev->rev_id = vi_get_rev_id(adev);
1495	adev->external_rev_id = 0xFF;
1496	switch (adev->asic_type) {
1497	case CHIP_TOPAZ:
1498		adev->cg_flags = 0;
1499		adev->pg_flags = 0;
1500		adev->external_rev_id = 0x1;
1501		break;
1502	case CHIP_FIJI:
1503		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1504			AMD_CG_SUPPORT_GFX_MGLS |
1505			AMD_CG_SUPPORT_GFX_RLC_LS |
1506			AMD_CG_SUPPORT_GFX_CP_LS |
1507			AMD_CG_SUPPORT_GFX_CGTS |
1508			AMD_CG_SUPPORT_GFX_CGTS_LS |
1509			AMD_CG_SUPPORT_GFX_CGCG |
1510			AMD_CG_SUPPORT_GFX_CGLS |
1511			AMD_CG_SUPPORT_SDMA_MGCG |
1512			AMD_CG_SUPPORT_SDMA_LS |
1513			AMD_CG_SUPPORT_BIF_LS |
1514			AMD_CG_SUPPORT_HDP_MGCG |
1515			AMD_CG_SUPPORT_HDP_LS |
1516			AMD_CG_SUPPORT_ROM_MGCG |
1517			AMD_CG_SUPPORT_MC_MGCG |
1518			AMD_CG_SUPPORT_MC_LS |
1519			AMD_CG_SUPPORT_UVD_MGCG;
1520		adev->pg_flags = 0;
1521		adev->external_rev_id = adev->rev_id + 0x3c;
1522		break;
1523	case CHIP_TONGA:
1524		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1525			AMD_CG_SUPPORT_GFX_CGCG |
1526			AMD_CG_SUPPORT_GFX_CGLS |
1527			AMD_CG_SUPPORT_SDMA_MGCG |
1528			AMD_CG_SUPPORT_SDMA_LS |
1529			AMD_CG_SUPPORT_BIF_LS |
1530			AMD_CG_SUPPORT_HDP_MGCG |
1531			AMD_CG_SUPPORT_HDP_LS |
1532			AMD_CG_SUPPORT_ROM_MGCG |
1533			AMD_CG_SUPPORT_MC_MGCG |
1534			AMD_CG_SUPPORT_MC_LS |
1535			AMD_CG_SUPPORT_DRM_LS |
1536			AMD_CG_SUPPORT_UVD_MGCG;
1537		adev->pg_flags = 0;
1538		adev->external_rev_id = adev->rev_id + 0x14;
1539		break;
1540	case CHIP_POLARIS11:
1541		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1542			AMD_CG_SUPPORT_GFX_RLC_LS |
1543			AMD_CG_SUPPORT_GFX_CP_LS |
1544			AMD_CG_SUPPORT_GFX_CGCG |
1545			AMD_CG_SUPPORT_GFX_CGLS |
1546			AMD_CG_SUPPORT_GFX_3D_CGCG |
1547			AMD_CG_SUPPORT_GFX_3D_CGLS |
1548			AMD_CG_SUPPORT_SDMA_MGCG |
1549			AMD_CG_SUPPORT_SDMA_LS |
1550			AMD_CG_SUPPORT_BIF_MGCG |
1551			AMD_CG_SUPPORT_BIF_LS |
1552			AMD_CG_SUPPORT_HDP_MGCG |
1553			AMD_CG_SUPPORT_HDP_LS |
1554			AMD_CG_SUPPORT_ROM_MGCG |
1555			AMD_CG_SUPPORT_MC_MGCG |
1556			AMD_CG_SUPPORT_MC_LS |
1557			AMD_CG_SUPPORT_DRM_LS |
1558			AMD_CG_SUPPORT_UVD_MGCG |
1559			AMD_CG_SUPPORT_VCE_MGCG;
1560		adev->pg_flags = 0;
1561		adev->external_rev_id = adev->rev_id + 0x5A;
1562		break;
1563	case CHIP_POLARIS10:
1564		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1565			AMD_CG_SUPPORT_GFX_RLC_LS |
1566			AMD_CG_SUPPORT_GFX_CP_LS |
1567			AMD_CG_SUPPORT_GFX_CGCG |
1568			AMD_CG_SUPPORT_GFX_CGLS |
1569			AMD_CG_SUPPORT_GFX_3D_CGCG |
1570			AMD_CG_SUPPORT_GFX_3D_CGLS |
1571			AMD_CG_SUPPORT_SDMA_MGCG |
1572			AMD_CG_SUPPORT_SDMA_LS |
1573			AMD_CG_SUPPORT_BIF_MGCG |
1574			AMD_CG_SUPPORT_BIF_LS |
1575			AMD_CG_SUPPORT_HDP_MGCG |
1576			AMD_CG_SUPPORT_HDP_LS |
1577			AMD_CG_SUPPORT_ROM_MGCG |
1578			AMD_CG_SUPPORT_MC_MGCG |
1579			AMD_CG_SUPPORT_MC_LS |
1580			AMD_CG_SUPPORT_DRM_LS |
1581			AMD_CG_SUPPORT_UVD_MGCG |
1582			AMD_CG_SUPPORT_VCE_MGCG;
1583		adev->pg_flags = 0;
1584		adev->external_rev_id = adev->rev_id + 0x50;
1585		break;
1586	case CHIP_POLARIS12:
1587		adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG |
1588			AMD_CG_SUPPORT_GFX_RLC_LS |
1589			AMD_CG_SUPPORT_GFX_CP_LS |
1590			AMD_CG_SUPPORT_GFX_CGCG |
1591			AMD_CG_SUPPORT_GFX_CGLS |
1592			AMD_CG_SUPPORT_GFX_3D_CGCG |
1593			AMD_CG_SUPPORT_GFX_3D_CGLS |
1594			AMD_CG_SUPPORT_SDMA_MGCG |
1595			AMD_CG_SUPPORT_SDMA_LS |
1596			AMD_CG_SUPPORT_BIF_MGCG |
1597			AMD_CG_SUPPORT_BIF_LS |
1598			AMD_CG_SUPPORT_HDP_MGCG |
1599			AMD_CG_SUPPORT_HDP_LS |
1600			AMD_CG_SUPPORT_ROM_MGCG |
1601			AMD_CG_SUPPORT_MC_MGCG |
1602			AMD_CG_SUPPORT_MC_LS |
1603			AMD_CG_SUPPORT_DRM_LS |
1604			AMD_CG_SUPPORT_UVD_MGCG |
1605			AMD_CG_SUPPORT_VCE_MGCG;
1606		adev->pg_flags = 0;
1607		adev->external_rev_id = adev->rev_id + 0x64;
1608		break;
1609	case CHIP_VEGAM:
1610		adev->cg_flags = 0;
1611			/*AMD_CG_SUPPORT_GFX_MGCG |
1612			AMD_CG_SUPPORT_GFX_RLC_LS |
1613			AMD_CG_SUPPORT_GFX_CP_LS |
1614			AMD_CG_SUPPORT_GFX_CGCG |
1615			AMD_CG_SUPPORT_GFX_CGLS |
1616			AMD_CG_SUPPORT_GFX_3D_CGCG |
1617			AMD_CG_SUPPORT_GFX_3D_CGLS |
1618			AMD_CG_SUPPORT_SDMA_MGCG |
1619			AMD_CG_SUPPORT_SDMA_LS |
1620			AMD_CG_SUPPORT_BIF_MGCG |
1621			AMD_CG_SUPPORT_BIF_LS |
1622			AMD_CG_SUPPORT_HDP_MGCG |
1623			AMD_CG_SUPPORT_HDP_LS |
1624			AMD_CG_SUPPORT_ROM_MGCG |
1625			AMD_CG_SUPPORT_MC_MGCG |
1626			AMD_CG_SUPPORT_MC_LS |
1627			AMD_CG_SUPPORT_DRM_LS |
1628			AMD_CG_SUPPORT_UVD_MGCG |
1629			AMD_CG_SUPPORT_VCE_MGCG;*/
1630		adev->pg_flags = 0;
1631		adev->external_rev_id = adev->rev_id + 0x6E;
1632		break;
1633	case CHIP_CARRIZO:
1634		adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG |
1635			AMD_CG_SUPPORT_GFX_MGCG |
1636			AMD_CG_SUPPORT_GFX_MGLS |
1637			AMD_CG_SUPPORT_GFX_RLC_LS |
1638			AMD_CG_SUPPORT_GFX_CP_LS |
1639			AMD_CG_SUPPORT_GFX_CGTS |
1640			AMD_CG_SUPPORT_GFX_CGTS_LS |
1641			AMD_CG_SUPPORT_GFX_CGCG |
1642			AMD_CG_SUPPORT_GFX_CGLS |
1643			AMD_CG_SUPPORT_BIF_LS |
1644			AMD_CG_SUPPORT_HDP_MGCG |
1645			AMD_CG_SUPPORT_HDP_LS |
1646			AMD_CG_SUPPORT_SDMA_MGCG |
1647			AMD_CG_SUPPORT_SDMA_LS |
1648			AMD_CG_SUPPORT_VCE_MGCG;
1649		/* rev0 hardware requires workarounds to support PG */
1650		adev->pg_flags = 0;
1651		if (adev->rev_id != 0x00 || CZ_REV_BRISTOL(adev->pdev->revision)) {
1652			adev->pg_flags |= AMD_PG_SUPPORT_GFX_SMG |
1653				AMD_PG_SUPPORT_GFX_PIPELINE |
1654				AMD_PG_SUPPORT_CP |
1655				AMD_PG_SUPPORT_UVD |
1656				AMD_PG_SUPPORT_VCE;
1657		}
1658		adev->external_rev_id = adev->rev_id + 0x1;
1659		break;
1660	case CHIP_STONEY:
1661		adev->cg_flags = AMD_CG_SUPPORT_UVD_MGCG |
1662			AMD_CG_SUPPORT_GFX_MGCG |
1663			AMD_CG_SUPPORT_GFX_MGLS |
1664			AMD_CG_SUPPORT_GFX_RLC_LS |
1665			AMD_CG_SUPPORT_GFX_CP_LS |
1666			AMD_CG_SUPPORT_GFX_CGTS |
1667			AMD_CG_SUPPORT_GFX_CGTS_LS |
1668			AMD_CG_SUPPORT_GFX_CGLS |
1669			AMD_CG_SUPPORT_BIF_LS |
1670			AMD_CG_SUPPORT_HDP_MGCG |
1671			AMD_CG_SUPPORT_HDP_LS |
1672			AMD_CG_SUPPORT_SDMA_MGCG |
1673			AMD_CG_SUPPORT_SDMA_LS |
1674			AMD_CG_SUPPORT_VCE_MGCG;
1675		adev->pg_flags = AMD_PG_SUPPORT_GFX_PG |
1676			AMD_PG_SUPPORT_GFX_SMG |
1677			AMD_PG_SUPPORT_GFX_PIPELINE |
1678			AMD_PG_SUPPORT_CP |
1679			AMD_PG_SUPPORT_UVD |
1680			AMD_PG_SUPPORT_VCE;
1681		adev->external_rev_id = adev->rev_id + 0x61;
1682		break;
1683	default:
1684		/* FIXME: not supported yet */
1685		return -EINVAL;
1686	}
1687
1688	if (amdgpu_sriov_vf(adev)) {
1689		amdgpu_virt_init_setting(adev);
1690		xgpu_vi_mailbox_set_irq_funcs(adev);
1691	}
1692
1693	return 0;
1694}
1695
1696static int vi_common_late_init(void *handle)
1697{
1698	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1699
1700	if (amdgpu_sriov_vf(adev))
1701		xgpu_vi_mailbox_get_irq(adev);
1702
1703	return 0;
1704}
1705
1706static int vi_common_sw_init(void *handle)
1707{
1708	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1709
1710	if (amdgpu_sriov_vf(adev))
1711		xgpu_vi_mailbox_add_irq_id(adev);
1712
1713	return 0;
1714}
1715
1716static int vi_common_sw_fini(void *handle)
1717{
1718	return 0;
1719}
1720
1721static int vi_common_hw_init(void *handle)
1722{
1723	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1724
1725	/* move the golden regs per IP block */
1726	vi_init_golden_registers(adev);
1727	/* enable pcie gen2/3 link */
1728	vi_pcie_gen3_enable(adev);
1729	/* enable aspm */
1730	vi_program_aspm(adev);
1731	/* enable the doorbell aperture */
1732	vi_enable_doorbell_aperture(adev, true);
1733
1734	return 0;
1735}
1736
1737static int vi_common_hw_fini(void *handle)
1738{
1739	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1740
1741	/* enable the doorbell aperture */
1742	vi_enable_doorbell_aperture(adev, false);
1743
1744	if (amdgpu_sriov_vf(adev))
1745		xgpu_vi_mailbox_put_irq(adev);
1746
1747	return 0;
1748}
1749
1750static int vi_common_suspend(void *handle)
1751{
1752	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1753
1754	return vi_common_hw_fini(adev);
1755}
1756
1757static int vi_common_resume(void *handle)
1758{
1759	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1760
1761	return vi_common_hw_init(adev);
1762}
1763
1764static bool vi_common_is_idle(void *handle)
1765{
1766	return true;
1767}
1768
1769static int vi_common_wait_for_idle(void *handle)
1770{
1771	return 0;
1772}
1773
 
 
 
 
 
1774static int vi_common_soft_reset(void *handle)
1775{
1776	return 0;
1777}
1778
1779static void vi_update_bif_medium_grain_light_sleep(struct amdgpu_device *adev,
1780						   bool enable)
1781{
1782	uint32_t temp, data;
1783
1784	temp = data = RREG32_PCIE(ixPCIE_CNTL2);
1785
1786	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_BIF_LS))
1787		data |= PCIE_CNTL2__SLV_MEM_LS_EN_MASK |
1788				PCIE_CNTL2__MST_MEM_LS_EN_MASK |
1789				PCIE_CNTL2__REPLAY_MEM_LS_EN_MASK;
1790	else
1791		data &= ~(PCIE_CNTL2__SLV_MEM_LS_EN_MASK |
1792				PCIE_CNTL2__MST_MEM_LS_EN_MASK |
1793				PCIE_CNTL2__REPLAY_MEM_LS_EN_MASK);
1794
1795	if (temp != data)
1796		WREG32_PCIE(ixPCIE_CNTL2, data);
1797}
1798
1799static void vi_update_hdp_medium_grain_clock_gating(struct amdgpu_device *adev,
1800						    bool enable)
1801{
1802	uint32_t temp, data;
1803
1804	temp = data = RREG32(mmHDP_HOST_PATH_CNTL);
1805
1806	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_MGCG))
1807		data &= ~HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK;
1808	else
1809		data |= HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK;
1810
1811	if (temp != data)
1812		WREG32(mmHDP_HOST_PATH_CNTL, data);
1813}
1814
1815static void vi_update_hdp_light_sleep(struct amdgpu_device *adev,
1816				      bool enable)
1817{
1818	uint32_t temp, data;
1819
1820	temp = data = RREG32(mmHDP_MEM_POWER_LS);
1821
1822	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS))
1823		data |= HDP_MEM_POWER_LS__LS_ENABLE_MASK;
1824	else
1825		data &= ~HDP_MEM_POWER_LS__LS_ENABLE_MASK;
1826
1827	if (temp != data)
1828		WREG32(mmHDP_MEM_POWER_LS, data);
1829}
1830
1831static void vi_update_drm_light_sleep(struct amdgpu_device *adev,
1832				      bool enable)
1833{
1834	uint32_t temp, data;
1835
1836	temp = data = RREG32(0x157a);
1837
1838	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS))
1839		data |= 1;
1840	else
1841		data &= ~1;
1842
1843	if (temp != data)
1844		WREG32(0x157a, data);
1845}
1846
1847
1848static void vi_update_rom_medium_grain_clock_gating(struct amdgpu_device *adev,
1849						    bool enable)
1850{
1851	uint32_t temp, data;
1852
1853	temp = data = RREG32_SMC(ixCGTT_ROM_CLK_CTRL0);
1854
1855	if (enable && (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG))
1856		data &= ~(CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
1857				CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK);
1858	else
1859		data |= CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK |
1860				CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE1_MASK;
1861
1862	if (temp != data)
1863		WREG32_SMC(ixCGTT_ROM_CLK_CTRL0, data);
1864}
1865
1866static int vi_common_set_clockgating_state_by_smu(void *handle,
1867					   enum amd_clockgating_state state)
1868{
1869	uint32_t msg_id, pp_state = 0;
1870	uint32_t pp_support_state = 0;
1871	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1872
1873	if (adev->cg_flags & (AMD_CG_SUPPORT_MC_LS | AMD_CG_SUPPORT_MC_MGCG)) {
1874		if (adev->cg_flags & AMD_CG_SUPPORT_MC_LS) {
1875			pp_support_state = PP_STATE_SUPPORT_LS;
1876			pp_state = PP_STATE_LS;
1877		}
1878		if (adev->cg_flags & AMD_CG_SUPPORT_MC_MGCG) {
1879			pp_support_state |= PP_STATE_SUPPORT_CG;
1880			pp_state |= PP_STATE_CG;
1881		}
1882		if (state == AMD_CG_STATE_UNGATE)
1883			pp_state = 0;
1884		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1885			       PP_BLOCK_SYS_MC,
1886			       pp_support_state,
1887			       pp_state);
1888		amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1889	}
1890
1891	if (adev->cg_flags & (AMD_CG_SUPPORT_SDMA_LS | AMD_CG_SUPPORT_SDMA_MGCG)) {
1892		if (adev->cg_flags & AMD_CG_SUPPORT_SDMA_LS) {
1893			pp_support_state = PP_STATE_SUPPORT_LS;
1894			pp_state = PP_STATE_LS;
1895		}
1896		if (adev->cg_flags & AMD_CG_SUPPORT_SDMA_MGCG) {
1897			pp_support_state |= PP_STATE_SUPPORT_CG;
1898			pp_state |= PP_STATE_CG;
1899		}
1900		if (state == AMD_CG_STATE_UNGATE)
1901			pp_state = 0;
1902		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1903			       PP_BLOCK_SYS_SDMA,
1904			       pp_support_state,
1905			       pp_state);
1906		amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1907	}
1908
1909	if (adev->cg_flags & (AMD_CG_SUPPORT_HDP_LS | AMD_CG_SUPPORT_HDP_MGCG)) {
1910		if (adev->cg_flags & AMD_CG_SUPPORT_HDP_LS) {
1911			pp_support_state = PP_STATE_SUPPORT_LS;
1912			pp_state = PP_STATE_LS;
1913		}
1914		if (adev->cg_flags & AMD_CG_SUPPORT_HDP_MGCG) {
1915			pp_support_state |= PP_STATE_SUPPORT_CG;
1916			pp_state |= PP_STATE_CG;
1917		}
1918		if (state == AMD_CG_STATE_UNGATE)
1919			pp_state = 0;
1920		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1921			       PP_BLOCK_SYS_HDP,
1922			       pp_support_state,
1923			       pp_state);
1924		amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1925	}
1926
1927
1928	if (adev->cg_flags & AMD_CG_SUPPORT_BIF_LS) {
1929		if (state == AMD_CG_STATE_UNGATE)
1930			pp_state = 0;
1931		else
1932			pp_state = PP_STATE_LS;
1933
1934		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1935			       PP_BLOCK_SYS_BIF,
1936			       PP_STATE_SUPPORT_LS,
1937			        pp_state);
1938		amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1939	}
1940	if (adev->cg_flags & AMD_CG_SUPPORT_BIF_MGCG) {
1941		if (state == AMD_CG_STATE_UNGATE)
1942			pp_state = 0;
1943		else
1944			pp_state = PP_STATE_CG;
1945
1946		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1947			       PP_BLOCK_SYS_BIF,
1948			       PP_STATE_SUPPORT_CG,
1949			       pp_state);
1950		amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1951	}
1952
1953	if (adev->cg_flags & AMD_CG_SUPPORT_DRM_LS) {
1954
1955		if (state == AMD_CG_STATE_UNGATE)
1956			pp_state = 0;
1957		else
1958			pp_state = PP_STATE_LS;
1959
1960		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1961			       PP_BLOCK_SYS_DRM,
1962			       PP_STATE_SUPPORT_LS,
1963			       pp_state);
1964		amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1965	}
1966
1967	if (adev->cg_flags & AMD_CG_SUPPORT_ROM_MGCG) {
1968
1969		if (state == AMD_CG_STATE_UNGATE)
1970			pp_state = 0;
1971		else
1972			pp_state = PP_STATE_CG;
1973
1974		msg_id = PP_CG_MSG_ID(PP_GROUP_SYS,
1975			       PP_BLOCK_SYS_ROM,
1976			       PP_STATE_SUPPORT_CG,
1977			       pp_state);
1978		amdgpu_dpm_set_clockgating_by_smu(adev, msg_id);
1979	}
1980	return 0;
1981}
1982
1983static int vi_common_set_clockgating_state(void *handle,
1984					   enum amd_clockgating_state state)
1985{
1986	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1987
1988	if (amdgpu_sriov_vf(adev))
1989		return 0;
1990
1991	switch (adev->asic_type) {
1992	case CHIP_FIJI:
1993		vi_update_bif_medium_grain_light_sleep(adev,
1994				state == AMD_CG_STATE_GATE);
1995		vi_update_hdp_medium_grain_clock_gating(adev,
1996				state == AMD_CG_STATE_GATE);
1997		vi_update_hdp_light_sleep(adev,
1998				state == AMD_CG_STATE_GATE);
1999		vi_update_rom_medium_grain_clock_gating(adev,
2000				state == AMD_CG_STATE_GATE);
2001		break;
2002	case CHIP_CARRIZO:
2003	case CHIP_STONEY:
2004		vi_update_bif_medium_grain_light_sleep(adev,
2005				state == AMD_CG_STATE_GATE);
2006		vi_update_hdp_medium_grain_clock_gating(adev,
2007				state == AMD_CG_STATE_GATE);
2008		vi_update_hdp_light_sleep(adev,
2009				state == AMD_CG_STATE_GATE);
2010		vi_update_drm_light_sleep(adev,
2011				state == AMD_CG_STATE_GATE);
2012		break;
2013	case CHIP_TONGA:
2014	case CHIP_POLARIS10:
2015	case CHIP_POLARIS11:
2016	case CHIP_POLARIS12:
2017	case CHIP_VEGAM:
2018		vi_common_set_clockgating_state_by_smu(adev, state);
2019		break;
2020	default:
2021		break;
2022	}
2023	return 0;
2024}
2025
2026static int vi_common_set_powergating_state(void *handle,
2027					    enum amd_powergating_state state)
2028{
2029	return 0;
2030}
2031
2032static void vi_common_get_clockgating_state(void *handle, u32 *flags)
2033{
2034	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
2035	int data;
2036
2037	if (amdgpu_sriov_vf(adev))
2038		*flags = 0;
2039
2040	/* AMD_CG_SUPPORT_BIF_LS */
2041	data = RREG32_PCIE(ixPCIE_CNTL2);
2042	if (data & PCIE_CNTL2__SLV_MEM_LS_EN_MASK)
2043		*flags |= AMD_CG_SUPPORT_BIF_LS;
2044
2045	/* AMD_CG_SUPPORT_HDP_LS */
2046	data = RREG32(mmHDP_MEM_POWER_LS);
2047	if (data & HDP_MEM_POWER_LS__LS_ENABLE_MASK)
2048		*flags |= AMD_CG_SUPPORT_HDP_LS;
2049
2050	/* AMD_CG_SUPPORT_HDP_MGCG */
2051	data = RREG32(mmHDP_HOST_PATH_CNTL);
2052	if (!(data & HDP_HOST_PATH_CNTL__CLOCK_GATING_DIS_MASK))
2053		*flags |= AMD_CG_SUPPORT_HDP_MGCG;
2054
2055	/* AMD_CG_SUPPORT_ROM_MGCG */
2056	data = RREG32_SMC(ixCGTT_ROM_CLK_CTRL0);
2057	if (!(data & CGTT_ROM_CLK_CTRL0__SOFT_OVERRIDE0_MASK))
2058		*flags |= AMD_CG_SUPPORT_ROM_MGCG;
2059}
2060
2061static const struct amd_ip_funcs vi_common_ip_funcs = {
2062	.name = "vi_common",
2063	.early_init = vi_common_early_init,
2064	.late_init = vi_common_late_init,
2065	.sw_init = vi_common_sw_init,
2066	.sw_fini = vi_common_sw_fini,
2067	.hw_init = vi_common_hw_init,
2068	.hw_fini = vi_common_hw_fini,
2069	.suspend = vi_common_suspend,
2070	.resume = vi_common_resume,
2071	.is_idle = vi_common_is_idle,
2072	.wait_for_idle = vi_common_wait_for_idle,
2073	.soft_reset = vi_common_soft_reset,
 
2074	.set_clockgating_state = vi_common_set_clockgating_state,
2075	.set_powergating_state = vi_common_set_powergating_state,
2076	.get_clockgating_state = vi_common_get_clockgating_state,
2077};
2078
2079static const struct amdgpu_ip_block_version vi_common_ip_block =
2080{
2081	.type = AMD_IP_BLOCK_TYPE_COMMON,
2082	.major = 1,
2083	.minor = 0,
2084	.rev = 0,
2085	.funcs = &vi_common_ip_funcs,
2086};
2087
2088void vi_set_virt_ops(struct amdgpu_device *adev)
2089{
2090	adev->virt.ops = &xgpu_vi_virt_ops;
2091}
2092
2093int vi_set_ip_blocks(struct amdgpu_device *adev)
2094{
2095	switch (adev->asic_type) {
2096	case CHIP_TOPAZ:
2097		/* topaz has no DCE, UVD, VCE */
2098		amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
2099		amdgpu_device_ip_block_add(adev, &gmc_v7_4_ip_block);
2100		amdgpu_device_ip_block_add(adev, &iceland_ih_ip_block);
2101		amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
2102		amdgpu_device_ip_block_add(adev, &sdma_v2_4_ip_block);
2103		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
2104		if (adev->enable_virtual_display)
2105			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
2106		break;
2107	case CHIP_FIJI:
2108		amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
2109		amdgpu_device_ip_block_add(adev, &gmc_v8_5_ip_block);
2110		amdgpu_device_ip_block_add(adev, &tonga_ih_ip_block);
2111		amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
2112		amdgpu_device_ip_block_add(adev, &sdma_v3_0_ip_block);
2113		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
2114		if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
2115			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
2116#if defined(CONFIG_DRM_AMD_DC)
2117		else if (amdgpu_device_has_dc_support(adev))
2118			amdgpu_device_ip_block_add(adev, &dm_ip_block);
2119#endif
2120		else
2121			amdgpu_device_ip_block_add(adev, &dce_v10_1_ip_block);
2122		if (!amdgpu_sriov_vf(adev)) {
2123			amdgpu_device_ip_block_add(adev, &uvd_v6_0_ip_block);
2124			amdgpu_device_ip_block_add(adev, &vce_v3_0_ip_block);
2125		}
2126		break;
2127	case CHIP_TONGA:
2128		amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
2129		amdgpu_device_ip_block_add(adev, &gmc_v8_0_ip_block);
2130		amdgpu_device_ip_block_add(adev, &tonga_ih_ip_block);
2131		amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
2132		amdgpu_device_ip_block_add(adev, &sdma_v3_0_ip_block);
2133		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
2134		if (adev->enable_virtual_display || amdgpu_sriov_vf(adev))
2135			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
2136#if defined(CONFIG_DRM_AMD_DC)
2137		else if (amdgpu_device_has_dc_support(adev))
2138			amdgpu_device_ip_block_add(adev, &dm_ip_block);
2139#endif
2140		else
2141			amdgpu_device_ip_block_add(adev, &dce_v10_0_ip_block);
2142		if (!amdgpu_sriov_vf(adev)) {
2143			amdgpu_device_ip_block_add(adev, &uvd_v5_0_ip_block);
2144			amdgpu_device_ip_block_add(adev, &vce_v3_0_ip_block);
2145		}
2146		break;
2147	case CHIP_POLARIS10:
2148	case CHIP_POLARIS11:
2149	case CHIP_POLARIS12:
2150	case CHIP_VEGAM:
2151		amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
2152		amdgpu_device_ip_block_add(adev, &gmc_v8_1_ip_block);
2153		amdgpu_device_ip_block_add(adev, &tonga_ih_ip_block);
2154		amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
2155		amdgpu_device_ip_block_add(adev, &sdma_v3_1_ip_block);
2156		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
2157		if (adev->enable_virtual_display)
2158			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
2159#if defined(CONFIG_DRM_AMD_DC)
2160		else if (amdgpu_device_has_dc_support(adev))
2161			amdgpu_device_ip_block_add(adev, &dm_ip_block);
2162#endif
2163		else
2164			amdgpu_device_ip_block_add(adev, &dce_v11_2_ip_block);
2165		amdgpu_device_ip_block_add(adev, &uvd_v6_3_ip_block);
2166		amdgpu_device_ip_block_add(adev, &vce_v3_4_ip_block);
2167		break;
2168	case CHIP_CARRIZO:
2169		amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
2170		amdgpu_device_ip_block_add(adev, &gmc_v8_0_ip_block);
2171		amdgpu_device_ip_block_add(adev, &cz_ih_ip_block);
2172		amdgpu_device_ip_block_add(adev, &gfx_v8_0_ip_block);
2173		amdgpu_device_ip_block_add(adev, &sdma_v3_0_ip_block);
2174		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
2175		if (adev->enable_virtual_display)
2176			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
2177#if defined(CONFIG_DRM_AMD_DC)
2178		else if (amdgpu_device_has_dc_support(adev))
2179			amdgpu_device_ip_block_add(adev, &dm_ip_block);
2180#endif
2181		else
2182			amdgpu_device_ip_block_add(adev, &dce_v11_0_ip_block);
2183		amdgpu_device_ip_block_add(adev, &uvd_v6_0_ip_block);
2184		amdgpu_device_ip_block_add(adev, &vce_v3_1_ip_block);
2185#if defined(CONFIG_DRM_AMD_ACP)
2186		amdgpu_device_ip_block_add(adev, &acp_ip_block);
2187#endif
2188		break;
2189	case CHIP_STONEY:
2190		amdgpu_device_ip_block_add(adev, &vi_common_ip_block);
2191		amdgpu_device_ip_block_add(adev, &gmc_v8_0_ip_block);
2192		amdgpu_device_ip_block_add(adev, &cz_ih_ip_block);
2193		amdgpu_device_ip_block_add(adev, &gfx_v8_1_ip_block);
2194		amdgpu_device_ip_block_add(adev, &sdma_v3_0_ip_block);
2195		amdgpu_device_ip_block_add(adev, &pp_smu_ip_block);
2196		if (adev->enable_virtual_display)
2197			amdgpu_device_ip_block_add(adev, &dce_virtual_ip_block);
2198#if defined(CONFIG_DRM_AMD_DC)
2199		else if (amdgpu_device_has_dc_support(adev))
2200			amdgpu_device_ip_block_add(adev, &dm_ip_block);
2201#endif
2202		else
2203			amdgpu_device_ip_block_add(adev, &dce_v11_0_ip_block);
2204		amdgpu_device_ip_block_add(adev, &uvd_v6_2_ip_block);
2205		amdgpu_device_ip_block_add(adev, &vce_v3_4_ip_block);
2206#if defined(CONFIG_DRM_AMD_ACP)
2207		amdgpu_device_ip_block_add(adev, &acp_ip_block);
2208#endif
2209		break;
2210	default:
2211		/* FIXME: not supported yet */
2212		return -EINVAL;
2213	}
2214
2215	return 0;
2216}
2217
2218void legacy_doorbell_index_init(struct amdgpu_device *adev)
2219{
2220	adev->doorbell_index.kiq = AMDGPU_DOORBELL_KIQ;
2221	adev->doorbell_index.mec_ring0 = AMDGPU_DOORBELL_MEC_RING0;
2222	adev->doorbell_index.mec_ring1 = AMDGPU_DOORBELL_MEC_RING1;
2223	adev->doorbell_index.mec_ring2 = AMDGPU_DOORBELL_MEC_RING2;
2224	adev->doorbell_index.mec_ring3 = AMDGPU_DOORBELL_MEC_RING3;
2225	adev->doorbell_index.mec_ring4 = AMDGPU_DOORBELL_MEC_RING4;
2226	adev->doorbell_index.mec_ring5 = AMDGPU_DOORBELL_MEC_RING5;
2227	adev->doorbell_index.mec_ring6 = AMDGPU_DOORBELL_MEC_RING6;
2228	adev->doorbell_index.mec_ring7 = AMDGPU_DOORBELL_MEC_RING7;
2229	adev->doorbell_index.gfx_ring0 = AMDGPU_DOORBELL_GFX_RING0;
2230	adev->doorbell_index.sdma_engine[0] = AMDGPU_DOORBELL_sDMA_ENGINE0;
2231	adev->doorbell_index.sdma_engine[1] = AMDGPU_DOORBELL_sDMA_ENGINE1;
2232	adev->doorbell_index.ih = AMDGPU_DOORBELL_IH;
2233	adev->doorbell_index.max_assignment = AMDGPU_DOORBELL_MAX_ASSIGNMENT;
2234}