1/*
   2 * Copyright 2019 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#define SWSMU_CODE_LAYER_L1
  24
  25#include <linux/firmware.h>
  26#include <linux/pci.h>
  27
  28#include "amdgpu.h"
  29#include "amdgpu_smu.h"
  30#include "smu_internal.h"
  31#include "atom.h"
  32#include "arcturus_ppt.h"
  33#include "navi10_ppt.h"
  34#include "sienna_cichlid_ppt.h"
  35#include "renoir_ppt.h"
  36#include "vangogh_ppt.h"
  37#include "aldebaran_ppt.h"
  38#include "yellow_carp_ppt.h"
  39#include "amd_pcie.h"
  40
  41/*
  42 * DO NOT use these for err/warn/info/debug messages.
  43 * Use dev_err, dev_warn, dev_info and dev_dbg instead.
  44 * They are more MGPU friendly.
  45 */
  46#undef pr_err
  47#undef pr_warn
  48#undef pr_info
  49#undef pr_debug
  50
  51static const struct amd_pm_funcs swsmu_pm_funcs;
  52static int smu_force_smuclk_levels(struct smu_context *smu,
  53				   enum smu_clk_type clk_type,
  54				   uint32_t mask);
  55static int smu_handle_task(struct smu_context *smu,
  56			   enum amd_dpm_forced_level level,
  57			   enum amd_pp_task task_id,
  58			   bool lock_needed);
  59static int smu_reset(struct smu_context *smu);
  60static int smu_set_fan_speed_percent(void *handle, u32 speed);
  61static int smu_set_fan_control_mode(struct smu_context *smu, int value);
  62static int smu_set_power_limit(void *handle, uint32_t limit);
  63static int smu_set_fan_speed_rpm(void *handle, uint32_t speed);
  64static int smu_set_gfx_cgpg(struct smu_context *smu, bool enabled);
  65
  66static int smu_sys_get_pp_feature_mask(void *handle,
  67				       char *buf)
  68{
  69	struct smu_context *smu = handle;
  70	int size = 0;
  71
  72	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
  73		return -EOPNOTSUPP;
  74
  75	mutex_lock(&smu->mutex);
  76
  77	size = smu_get_pp_feature_mask(smu, buf);
  78
  79	mutex_unlock(&smu->mutex);
  80
  81	return size;
  82}
  83
  84static int smu_sys_set_pp_feature_mask(void *handle,
  85				       uint64_t new_mask)
  86{
  87	struct smu_context *smu = handle;
  88	int ret = 0;
  89
  90	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
  91		return -EOPNOTSUPP;
  92
  93	mutex_lock(&smu->mutex);
  94
  95	ret = smu_set_pp_feature_mask(smu, new_mask);
  96
  97	mutex_unlock(&smu->mutex);
  98
  99	return ret;
 100}
 101
 102int smu_get_status_gfxoff(struct amdgpu_device *adev, uint32_t *value)
 103{
 104	int ret = 0;
 105	struct smu_context *smu = &adev->smu;
 106
 107	if (is_support_sw_smu(adev) && smu->ppt_funcs->get_gfx_off_status)
 108		*value = smu_get_gfx_off_status(smu);
 109	else
 110		ret = -EINVAL;
 111
 112	return ret;
 113}
 114
 115int smu_set_soft_freq_range(struct smu_context *smu,
 116			    enum smu_clk_type clk_type,
 117			    uint32_t min,
 118			    uint32_t max)
 119{
 120	int ret = 0;
 121
 122	mutex_lock(&smu->mutex);
 123
 124	if (smu->ppt_funcs->set_soft_freq_limited_range)
 125		ret = smu->ppt_funcs->set_soft_freq_limited_range(smu,
 126								  clk_type,
 127								  min,
 128								  max);
 129
 130	mutex_unlock(&smu->mutex);
 131
 132	return ret;
 133}
 134
 135int smu_get_dpm_freq_range(struct smu_context *smu,
 136			   enum smu_clk_type clk_type,
 137			   uint32_t *min,
 138			   uint32_t *max)
 139{
 140	int ret = 0;
 141
 142	if (!min && !max)
 143		return -EINVAL;
 144
 145	mutex_lock(&smu->mutex);
 146
 147	if (smu->ppt_funcs->get_dpm_ultimate_freq)
 148		ret = smu->ppt_funcs->get_dpm_ultimate_freq(smu,
 149							    clk_type,
 150							    min,
 151							    max);
 152
 153	mutex_unlock(&smu->mutex);
 154
 155	return ret;
 156}
 157
 158static u32 smu_get_mclk(void *handle, bool low)
 159{
 160	struct smu_context *smu = handle;
 161	uint32_t clk_freq;
 162	int ret = 0;
 163
 164	ret = smu_get_dpm_freq_range(smu, SMU_UCLK,
 165				     low ? &clk_freq : NULL,
 166				     !low ? &clk_freq : NULL);
 167	if (ret)
 168		return 0;
 169	return clk_freq * 100;
 170}
 171
 172static u32 smu_get_sclk(void *handle, bool low)
 173{
 174	struct smu_context *smu = handle;
 175	uint32_t clk_freq;
 176	int ret = 0;
 177
 178	ret = smu_get_dpm_freq_range(smu, SMU_GFXCLK,
 179				     low ? &clk_freq : NULL,
 180				     !low ? &clk_freq : NULL);
 181	if (ret)
 182		return 0;
 183	return clk_freq * 100;
 184}
 185
 186static int smu_dpm_set_vcn_enable_locked(struct smu_context *smu,
 187					 bool enable)
 188{
 189	struct smu_power_context *smu_power = &smu->smu_power;
 190	struct smu_power_gate *power_gate = &smu_power->power_gate;
 191	int ret = 0;
 192
 193	if (!smu->ppt_funcs->dpm_set_vcn_enable)
 194		return 0;
 195
 196	if (atomic_read(&power_gate->vcn_gated) ^ enable)
 197		return 0;
 198
 199	ret = smu->ppt_funcs->dpm_set_vcn_enable(smu, enable);
 200	if (!ret)
 201		atomic_set(&power_gate->vcn_gated, !enable);
 202
 203	return ret;
 204}
 205
 206static int smu_dpm_set_vcn_enable(struct smu_context *smu,
 207				  bool enable)
 208{
 209	struct smu_power_context *smu_power = &smu->smu_power;
 210	struct smu_power_gate *power_gate = &smu_power->power_gate;
 211	int ret = 0;
 212
 213	mutex_lock(&power_gate->vcn_gate_lock);
 214
 215	ret = smu_dpm_set_vcn_enable_locked(smu, enable);
 216
 217	mutex_unlock(&power_gate->vcn_gate_lock);
 218
 219	return ret;
 220}
 221
 222static int smu_dpm_set_jpeg_enable_locked(struct smu_context *smu,
 223					  bool enable)
 224{
 225	struct smu_power_context *smu_power = &smu->smu_power;
 226	struct smu_power_gate *power_gate = &smu_power->power_gate;
 227	int ret = 0;
 228
 229	if (!smu->ppt_funcs->dpm_set_jpeg_enable)
 230		return 0;
 231
 232	if (atomic_read(&power_gate->jpeg_gated) ^ enable)
 233		return 0;
 234
 235	ret = smu->ppt_funcs->dpm_set_jpeg_enable(smu, enable);
 236	if (!ret)
 237		atomic_set(&power_gate->jpeg_gated, !enable);
 238
 239	return ret;
 240}
 241
 242static int smu_dpm_set_jpeg_enable(struct smu_context *smu,
 243				   bool enable)
 244{
 245	struct smu_power_context *smu_power = &smu->smu_power;
 246	struct smu_power_gate *power_gate = &smu_power->power_gate;
 247	int ret = 0;
 248
 249	mutex_lock(&power_gate->jpeg_gate_lock);
 250
 251	ret = smu_dpm_set_jpeg_enable_locked(smu, enable);
 252
 253	mutex_unlock(&power_gate->jpeg_gate_lock);
 254
 255	return ret;
 256}
 257
 258/**
 259 * smu_dpm_set_power_gate - power gate/ungate the specific IP block
 260 *
 261 * @handle:        smu_context pointer
 262 * @block_type: the IP block to power gate/ungate
 263 * @gate:       to power gate if true, ungate otherwise
 264 *
 265 * This API uses no smu->mutex lock protection due to:
 266 * 1. It is either called by other IP block(gfx/sdma/vcn/uvd/vce).
 267 *    This is guarded to be race condition free by the caller.
 268 * 2. Or get called on user setting request of power_dpm_force_performance_level.
 269 *    Under this case, the smu->mutex lock protection is already enforced on
 270 *    the parent API smu_force_performance_level of the call path.
 271 */
 272static int smu_dpm_set_power_gate(void *handle,
 273				  uint32_t block_type,
 274				  bool gate)
 275{
 276	struct smu_context *smu = handle;
 277	int ret = 0;
 278
 279	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
 280		return -EOPNOTSUPP;
 281
 282	switch (block_type) {
 283	/*
 284	 * Some legacy code of amdgpu_vcn.c and vcn_v2*.c still uses
 285	 * AMD_IP_BLOCK_TYPE_UVD for VCN. So, here both of them are kept.
 286	 */
 287	case AMD_IP_BLOCK_TYPE_UVD:
 288	case AMD_IP_BLOCK_TYPE_VCN:
 289		ret = smu_dpm_set_vcn_enable(smu, !gate);
 290		if (ret)
 291			dev_err(smu->adev->dev, "Failed to power %s VCN!\n",
 292				gate ? "gate" : "ungate");
 293		break;
 294	case AMD_IP_BLOCK_TYPE_GFX:
 295		ret = smu_gfx_off_control(smu, gate);
 296		if (ret)
 297			dev_err(smu->adev->dev, "Failed to %s gfxoff!\n",
 298				gate ? "enable" : "disable");
 299		break;
 300	case AMD_IP_BLOCK_TYPE_SDMA:
 301		ret = smu_powergate_sdma(smu, gate);
 302		if (ret)
 303			dev_err(smu->adev->dev, "Failed to power %s SDMA!\n",
 304				gate ? "gate" : "ungate");
 305		break;
 306	case AMD_IP_BLOCK_TYPE_JPEG:
 307		ret = smu_dpm_set_jpeg_enable(smu, !gate);
 308		if (ret)
 309			dev_err(smu->adev->dev, "Failed to power %s JPEG!\n",
 310				gate ? "gate" : "ungate");
 311		break;
 312	default:
 313		dev_err(smu->adev->dev, "Unsupported block type!\n");
 314		return -EINVAL;
 315	}
 316
 317	return ret;
 318}
 319
 320/**
 321 * smu_set_user_clk_dependencies - set user profile clock dependencies
 322 *
 323 * @smu:	smu_context pointer
 324 * @clk:	enum smu_clk_type type
 325 *
 326 * Enable/Disable the clock dependency for the @clk type.
 327 */
 328static void smu_set_user_clk_dependencies(struct smu_context *smu, enum smu_clk_type clk)
 329{
 330	if (smu->adev->in_suspend)
 331		return;
 332
 333	if (clk == SMU_MCLK) {
 334		smu->user_dpm_profile.clk_dependency = 0;
 335		smu->user_dpm_profile.clk_dependency = BIT(SMU_FCLK) | BIT(SMU_SOCCLK);
 336	} else if (clk == SMU_FCLK) {
 337		/* MCLK takes precedence over FCLK */
 338		if (smu->user_dpm_profile.clk_dependency == (BIT(SMU_FCLK) | BIT(SMU_SOCCLK)))
 339			return;
 340
 341		smu->user_dpm_profile.clk_dependency = 0;
 342		smu->user_dpm_profile.clk_dependency = BIT(SMU_MCLK) | BIT(SMU_SOCCLK);
 343	} else if (clk == SMU_SOCCLK) {
 344		/* MCLK takes precedence over SOCCLK */
 345		if (smu->user_dpm_profile.clk_dependency == (BIT(SMU_FCLK) | BIT(SMU_SOCCLK)))
 346			return;
 347
 348		smu->user_dpm_profile.clk_dependency = 0;
 349		smu->user_dpm_profile.clk_dependency = BIT(SMU_MCLK) | BIT(SMU_FCLK);
 350	} else
 351		/* Add clk dependencies here, if any */
 352		return;
 353}
 354
 355/**
 356 * smu_restore_dpm_user_profile - reinstate user dpm profile
 357 *
 358 * @smu:	smu_context pointer
 359 *
 360 * Restore the saved user power configurations include power limit,
 361 * clock frequencies, fan control mode and fan speed.
 362 */
 363static void smu_restore_dpm_user_profile(struct smu_context *smu)
 364{
 365	struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm);
 366	int ret = 0;
 367
 368	if (!smu->adev->in_suspend)
 369		return;
 370
 371	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
 372		return;
 373
 374	/* Enable restore flag */
 375	smu->user_dpm_profile.flags |= SMU_DPM_USER_PROFILE_RESTORE;
 376
 377	/* set the user dpm power limit */
 378	if (smu->user_dpm_profile.power_limit) {
 379		ret = smu_set_power_limit(smu, smu->user_dpm_profile.power_limit);
 380		if (ret)
 381			dev_err(smu->adev->dev, "Failed to set power limit value\n");
 382	}
 383
 384	/* set the user dpm clock configurations */
 385	if (smu_dpm_ctx->dpm_level == AMD_DPM_FORCED_LEVEL_MANUAL) {
 386		enum smu_clk_type clk_type;
 387
 388		for (clk_type = 0; clk_type < SMU_CLK_COUNT; clk_type++) {
 389			/*
 390			 * Iterate over smu clk type and force the saved user clk
 391			 * configs, skip if clock dependency is enabled
 392			 */
 393			if (!(smu->user_dpm_profile.clk_dependency & BIT(clk_type)) &&
 394					smu->user_dpm_profile.clk_mask[clk_type]) {
 395				ret = smu_force_smuclk_levels(smu, clk_type,
 396						smu->user_dpm_profile.clk_mask[clk_type]);
 397				if (ret)
 398					dev_err(smu->adev->dev,
 399						"Failed to set clock type = %d\n", clk_type);
 400			}
 401		}
 402	}
 403
 404	/* set the user dpm fan configurations */
 405	if (smu->user_dpm_profile.fan_mode == AMD_FAN_CTRL_MANUAL) {
 406		ret = smu_set_fan_control_mode(smu, smu->user_dpm_profile.fan_mode);
 407		if (ret) {
 408			dev_err(smu->adev->dev, "Failed to set manual fan control mode\n");
 409			return;
 410		}
 411
 412		if (!ret && smu->user_dpm_profile.fan_speed_percent) {
 413			ret = smu_set_fan_speed_percent(smu, smu->user_dpm_profile.fan_speed_percent);
 414			if (ret)
 415				dev_err(smu->adev->dev, "Failed to set manual fan speed\n");
 416		}
 417	}
 418
 419	/* Disable restore flag */
 420	smu->user_dpm_profile.flags &= ~SMU_DPM_USER_PROFILE_RESTORE;
 421}
 422
 423static int smu_get_power_num_states(void *handle,
 424				    struct pp_states_info *state_info)
 425{
 426	if (!state_info)
 427		return -EINVAL;
 428
 429	/* not support power state */
 430	memset(state_info, 0, sizeof(struct pp_states_info));
 431	state_info->nums = 1;
 432	state_info->states[0] = POWER_STATE_TYPE_DEFAULT;
 433
 434	return 0;
 435}
 436
 437bool is_support_sw_smu(struct amdgpu_device *adev)
 438{
 439	if (adev->asic_type >= CHIP_ARCTURUS)
 440		return true;
 441
 442	return false;
 443}
 444
 445bool is_support_cclk_dpm(struct amdgpu_device *adev)
 446{
 447	struct smu_context *smu = &adev->smu;
 448
 449	if (!is_support_sw_smu(adev))
 450		return false;
 451
 452	if (!smu_feature_is_enabled(smu, SMU_FEATURE_CCLK_DPM_BIT))
 453		return false;
 454
 455	return true;
 456}
 457
 458
 459static int smu_sys_get_pp_table(void *handle,
 460				char **table)
 461{
 462	struct smu_context *smu = handle;
 463	struct smu_table_context *smu_table = &smu->smu_table;
 464	uint32_t powerplay_table_size;
 465
 466	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
 467		return -EOPNOTSUPP;
 468
 469	if (!smu_table->power_play_table && !smu_table->hardcode_pptable)
 470		return -EINVAL;
 471
 472	mutex_lock(&smu->mutex);
 473
 474	if (smu_table->hardcode_pptable)
 475		*table = smu_table->hardcode_pptable;
 476	else
 477		*table = smu_table->power_play_table;
 478
 479	powerplay_table_size = smu_table->power_play_table_size;
 480
 481	mutex_unlock(&smu->mutex);
 482
 483	return powerplay_table_size;
 484}
 485
 486static int smu_sys_set_pp_table(void *handle,
 487				const char *buf,
 488				size_t size)
 489{
 490	struct smu_context *smu = handle;
 491	struct smu_table_context *smu_table = &smu->smu_table;
 492	ATOM_COMMON_TABLE_HEADER *header = (ATOM_COMMON_TABLE_HEADER *)buf;
 493	int ret = 0;
 494
 495	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
 496		return -EOPNOTSUPP;
 497
 498	if (header->usStructureSize != size) {
 499		dev_err(smu->adev->dev, "pp table size not matched !\n");
 500		return -EIO;
 501	}
 502
 503	mutex_lock(&smu->mutex);
 504	if (!smu_table->hardcode_pptable)
 505		smu_table->hardcode_pptable = kzalloc(size, GFP_KERNEL);
 506	if (!smu_table->hardcode_pptable) {
 507		ret = -ENOMEM;
 508		goto failed;
 509	}
 510
 511	memcpy(smu_table->hardcode_pptable, buf, size);
 512	smu_table->power_play_table = smu_table->hardcode_pptable;
 513	smu_table->power_play_table_size = size;
 514
 515	/*
 516	 * Special hw_fini action(for Navi1x, the DPMs disablement will be
 517	 * skipped) may be needed for custom pptable uploading.
 518	 */
 519	smu->uploading_custom_pp_table = true;
 520
 521	ret = smu_reset(smu);
 522	if (ret)
 523		dev_info(smu->adev->dev, "smu reset failed, ret = %d\n", ret);
 524
 525	smu->uploading_custom_pp_table = false;
 526
 527failed:
 528	mutex_unlock(&smu->mutex);
 529	return ret;
 530}
 531
 532static int smu_get_driver_allowed_feature_mask(struct smu_context *smu)
 533{
 534	struct smu_feature *feature = &smu->smu_feature;
 535	int ret = 0;
 536	uint32_t allowed_feature_mask[SMU_FEATURE_MAX/32];
 537
 538	bitmap_zero(feature->allowed, SMU_FEATURE_MAX);
 539
 540	ret = smu_get_allowed_feature_mask(smu, allowed_feature_mask,
 541					     SMU_FEATURE_MAX/32);
 542	if (ret)
 543		return ret;
 544
 545	bitmap_or(feature->allowed, feature->allowed,
 546		      (unsigned long *)allowed_feature_mask,
 547		      feature->feature_num);
 548
 549	return ret;
 550}
 551
 552static int smu_set_funcs(struct amdgpu_device *adev)
 553{
 554	struct smu_context *smu = &adev->smu;
 555
 556	if (adev->pm.pp_feature & PP_OVERDRIVE_MASK)
 557		smu->od_enabled = true;
 558
 559	switch (adev->asic_type) {
 560	case CHIP_NAVI10:
 561	case CHIP_NAVI14:
 562	case CHIP_NAVI12:
 563		navi10_set_ppt_funcs(smu);
 564		break;
 565	case CHIP_ARCTURUS:
 566		adev->pm.pp_feature &= ~PP_GFXOFF_MASK;
 567		arcturus_set_ppt_funcs(smu);
 568		/* OD is not supported on Arcturus */
 569		smu->od_enabled =false;
 570		break;
 571	case CHIP_SIENNA_CICHLID:
 572	case CHIP_NAVY_FLOUNDER:
 573	case CHIP_DIMGREY_CAVEFISH:
 574	case CHIP_BEIGE_GOBY:
 575		sienna_cichlid_set_ppt_funcs(smu);
 576		break;
 577	case CHIP_ALDEBARAN:
 578		aldebaran_set_ppt_funcs(smu);
 579		/* Enable pp_od_clk_voltage node */
 580		smu->od_enabled = true;
 581		break;
 582	case CHIP_RENOIR:
 583		renoir_set_ppt_funcs(smu);
 584		break;
 585	case CHIP_VANGOGH:
 586		vangogh_set_ppt_funcs(smu);
 587		break;
 588	case CHIP_YELLOW_CARP:
 589		yellow_carp_set_ppt_funcs(smu);
 590		break;
 591	default:
 592		return -EINVAL;
 593	}
 594
 595	return 0;
 596}
 597
 598static int smu_early_init(void *handle)
 599{
 600	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 601	struct smu_context *smu = &adev->smu;
 602
 603	smu->adev = adev;
 604	smu->pm_enabled = !!amdgpu_dpm;
 605	smu->is_apu = false;
 606	mutex_init(&smu->mutex);
 607	mutex_init(&smu->smu_baco.mutex);
 608	smu->smu_baco.state = SMU_BACO_STATE_EXIT;
 609	smu->smu_baco.platform_support = false;
 610
 611	adev->powerplay.pp_handle = smu;
 612	adev->powerplay.pp_funcs = &swsmu_pm_funcs;
 613
 614	return smu_set_funcs(adev);
 615}
 616
 617static int smu_set_default_dpm_table(struct smu_context *smu)
 618{
 619	struct smu_power_context *smu_power = &smu->smu_power;
 620	struct smu_power_gate *power_gate = &smu_power->power_gate;
 621	int vcn_gate, jpeg_gate;
 622	int ret = 0;
 623
 624	if (!smu->ppt_funcs->set_default_dpm_table)
 625		return 0;
 626
 627	mutex_lock(&power_gate->vcn_gate_lock);
 628	mutex_lock(&power_gate->jpeg_gate_lock);
 629
 630	vcn_gate = atomic_read(&power_gate->vcn_gated);
 631	jpeg_gate = atomic_read(&power_gate->jpeg_gated);
 632
 633	ret = smu_dpm_set_vcn_enable_locked(smu, true);
 634	if (ret)
 635		goto err0_out;
 636
 637	ret = smu_dpm_set_jpeg_enable_locked(smu, true);
 638	if (ret)
 639		goto err1_out;
 640
 641	ret = smu->ppt_funcs->set_default_dpm_table(smu);
 642	if (ret)
 643		dev_err(smu->adev->dev,
 644			"Failed to setup default dpm clock tables!\n");
 645
 646	smu_dpm_set_jpeg_enable_locked(smu, !jpeg_gate);
 647err1_out:
 648	smu_dpm_set_vcn_enable_locked(smu, !vcn_gate);
 649err0_out:
 650	mutex_unlock(&power_gate->jpeg_gate_lock);
 651	mutex_unlock(&power_gate->vcn_gate_lock);
 652
 653	return ret;
 654}
 655
 656
 657static int smu_late_init(void *handle)
 658{
 659	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 660	struct smu_context *smu = &adev->smu;
 661	int ret = 0;
 662
 663	smu_set_fine_grain_gfx_freq_parameters(smu);
 664
 665	if (!smu->pm_enabled)
 666		return 0;
 667
 668	ret = smu_post_init(smu);
 669	if (ret) {
 670		dev_err(adev->dev, "Failed to post smu init!\n");
 671		return ret;
 672	}
 673
 674	if (adev->asic_type == CHIP_YELLOW_CARP)
 675		return 0;
 676
 677	if (!amdgpu_sriov_vf(adev) || smu->od_enabled) {
 678		ret = smu_set_default_od_settings(smu);
 679		if (ret) {
 680			dev_err(adev->dev, "Failed to setup default OD settings!\n");
 681			return ret;
 682		}
 683	}
 684
 685	ret = smu_populate_umd_state_clk(smu);
 686	if (ret) {
 687		dev_err(adev->dev, "Failed to populate UMD state clocks!\n");
 688		return ret;
 689	}
 690
 691	ret = smu_get_asic_power_limits(smu,
 692					&smu->current_power_limit,
 693					&smu->default_power_limit,
 694					&smu->max_power_limit);
 695	if (ret) {
 696		dev_err(adev->dev, "Failed to get asic power limits!\n");
 697		return ret;
 698	}
 699
 700	if (!amdgpu_sriov_vf(adev))
 701		smu_get_unique_id(smu);
 702
 703	smu_get_fan_parameters(smu);
 704
 705	smu_handle_task(&adev->smu,
 706			smu->smu_dpm.dpm_level,
 707			AMD_PP_TASK_COMPLETE_INIT,
 708			false);
 709
 710	smu_restore_dpm_user_profile(smu);
 711
 712	return 0;
 713}
 714
 715static int smu_init_fb_allocations(struct smu_context *smu)
 716{
 717	struct amdgpu_device *adev = smu->adev;
 718	struct smu_table_context *smu_table = &smu->smu_table;
 719	struct smu_table *tables = smu_table->tables;
 720	struct smu_table *driver_table = &(smu_table->driver_table);
 721	uint32_t max_table_size = 0;
 722	int ret, i;
 723
 724	/* VRAM allocation for tool table */
 725	if (tables[SMU_TABLE_PMSTATUSLOG].size) {
 726		ret = amdgpu_bo_create_kernel(adev,
 727					      tables[SMU_TABLE_PMSTATUSLOG].size,
 728					      tables[SMU_TABLE_PMSTATUSLOG].align,
 729					      tables[SMU_TABLE_PMSTATUSLOG].domain,
 730					      &tables[SMU_TABLE_PMSTATUSLOG].bo,
 731					      &tables[SMU_TABLE_PMSTATUSLOG].mc_address,
 732					      &tables[SMU_TABLE_PMSTATUSLOG].cpu_addr);
 733		if (ret) {
 734			dev_err(adev->dev, "VRAM allocation for tool table failed!\n");
 735			return ret;
 736		}
 737	}
 738
 739	/* VRAM allocation for driver table */
 740	for (i = 0; i < SMU_TABLE_COUNT; i++) {
 741		if (tables[i].size == 0)
 742			continue;
 743
 744		if (i == SMU_TABLE_PMSTATUSLOG)
 745			continue;
 746
 747		if (max_table_size < tables[i].size)
 748			max_table_size = tables[i].size;
 749	}
 750
 751	driver_table->size = max_table_size;
 752	driver_table->align = PAGE_SIZE;
 753	driver_table->domain = AMDGPU_GEM_DOMAIN_VRAM;
 754
 755	ret = amdgpu_bo_create_kernel(adev,
 756				      driver_table->size,
 757				      driver_table->align,
 758				      driver_table->domain,
 759				      &driver_table->bo,
 760				      &driver_table->mc_address,
 761				      &driver_table->cpu_addr);
 762	if (ret) {
 763		dev_err(adev->dev, "VRAM allocation for driver table failed!\n");
 764		if (tables[SMU_TABLE_PMSTATUSLOG].mc_address)
 765			amdgpu_bo_free_kernel(&tables[SMU_TABLE_PMSTATUSLOG].bo,
 766					      &tables[SMU_TABLE_PMSTATUSLOG].mc_address,
 767					      &tables[SMU_TABLE_PMSTATUSLOG].cpu_addr);
 768	}
 769
 770	return ret;
 771}
 772
 773static int smu_fini_fb_allocations(struct smu_context *smu)
 774{
 775	struct smu_table_context *smu_table = &smu->smu_table;
 776	struct smu_table *tables = smu_table->tables;
 777	struct smu_table *driver_table = &(smu_table->driver_table);
 778
 779	if (tables[SMU_TABLE_PMSTATUSLOG].mc_address)
 780		amdgpu_bo_free_kernel(&tables[SMU_TABLE_PMSTATUSLOG].bo,
 781				      &tables[SMU_TABLE_PMSTATUSLOG].mc_address,
 782				      &tables[SMU_TABLE_PMSTATUSLOG].cpu_addr);
 783
 784	amdgpu_bo_free_kernel(&driver_table->bo,
 785			      &driver_table->mc_address,
 786			      &driver_table->cpu_addr);
 787
 788	return 0;
 789}
 790
 791/**
 792 * smu_alloc_memory_pool - allocate memory pool in the system memory
 793 *
 794 * @smu: amdgpu_device pointer
 795 *
 796 * This memory pool will be used for SMC use and msg SetSystemVirtualDramAddr
 797 * and DramLogSetDramAddr can notify it changed.
 798 *
 799 * Returns 0 on success, error on failure.
 800 */
 801static int smu_alloc_memory_pool(struct smu_context *smu)
 802{
 803	struct amdgpu_device *adev = smu->adev;
 804	struct smu_table_context *smu_table = &smu->smu_table;
 805	struct smu_table *memory_pool = &smu_table->memory_pool;
 806	uint64_t pool_size = smu->pool_size;
 807	int ret = 0;
 808
 809	if (pool_size == SMU_MEMORY_POOL_SIZE_ZERO)
 810		return ret;
 811
 812	memory_pool->size = pool_size;
 813	memory_pool->align = PAGE_SIZE;
 814	memory_pool->domain = AMDGPU_GEM_DOMAIN_GTT;
 815
 816	switch (pool_size) {
 817	case SMU_MEMORY_POOL_SIZE_256_MB:
 818	case SMU_MEMORY_POOL_SIZE_512_MB:
 819	case SMU_MEMORY_POOL_SIZE_1_GB:
 820	case SMU_MEMORY_POOL_SIZE_2_GB:
 821		ret = amdgpu_bo_create_kernel(adev,
 822					      memory_pool->size,
 823					      memory_pool->align,
 824					      memory_pool->domain,
 825					      &memory_pool->bo,
 826					      &memory_pool->mc_address,
 827					      &memory_pool->cpu_addr);
 828		if (ret)
 829			dev_err(adev->dev, "VRAM allocation for dramlog failed!\n");
 830		break;
 831	default:
 832		break;
 833	}
 834
 835	return ret;
 836}
 837
 838static int smu_free_memory_pool(struct smu_context *smu)
 839{
 840	struct smu_table_context *smu_table = &smu->smu_table;
 841	struct smu_table *memory_pool = &smu_table->memory_pool;
 842
 843	if (memory_pool->size == SMU_MEMORY_POOL_SIZE_ZERO)
 844		return 0;
 845
 846	amdgpu_bo_free_kernel(&memory_pool->bo,
 847			      &memory_pool->mc_address,
 848			      &memory_pool->cpu_addr);
 849
 850	memset(memory_pool, 0, sizeof(struct smu_table));
 851
 852	return 0;
 853}
 854
 855static int smu_alloc_dummy_read_table(struct smu_context *smu)
 856{
 857	struct smu_table_context *smu_table = &smu->smu_table;
 858	struct smu_table *dummy_read_1_table =
 859			&smu_table->dummy_read_1_table;
 860	struct amdgpu_device *adev = smu->adev;
 861	int ret = 0;
 862
 863	dummy_read_1_table->size = 0x40000;
 864	dummy_read_1_table->align = PAGE_SIZE;
 865	dummy_read_1_table->domain = AMDGPU_GEM_DOMAIN_VRAM;
 866
 867	ret = amdgpu_bo_create_kernel(adev,
 868				      dummy_read_1_table->size,
 869				      dummy_read_1_table->align,
 870				      dummy_read_1_table->domain,
 871				      &dummy_read_1_table->bo,
 872				      &dummy_read_1_table->mc_address,
 873				      &dummy_read_1_table->cpu_addr);
 874	if (ret)
 875		dev_err(adev->dev, "VRAM allocation for dummy read table failed!\n");
 876
 877	return ret;
 878}
 879
 880static void smu_free_dummy_read_table(struct smu_context *smu)
 881{
 882	struct smu_table_context *smu_table = &smu->smu_table;
 883	struct smu_table *dummy_read_1_table =
 884			&smu_table->dummy_read_1_table;
 885
 886
 887	amdgpu_bo_free_kernel(&dummy_read_1_table->bo,
 888			      &dummy_read_1_table->mc_address,
 889			      &dummy_read_1_table->cpu_addr);
 890
 891	memset(dummy_read_1_table, 0, sizeof(struct smu_table));
 892}
 893
 894static int smu_smc_table_sw_init(struct smu_context *smu)
 895{
 896	int ret;
 897
 898	/**
 899	 * Create smu_table structure, and init smc tables such as
 900	 * TABLE_PPTABLE, TABLE_WATERMARKS, TABLE_SMU_METRICS, and etc.
 901	 */
 902	ret = smu_init_smc_tables(smu);
 903	if (ret) {
 904		dev_err(smu->adev->dev, "Failed to init smc tables!\n");
 905		return ret;
 906	}
 907
 908	/**
 909	 * Create smu_power_context structure, and allocate smu_dpm_context and
 910	 * context size to fill the smu_power_context data.
 911	 */
 912	ret = smu_init_power(smu);
 913	if (ret) {
 914		dev_err(smu->adev->dev, "Failed to init smu_init_power!\n");
 915		return ret;
 916	}
 917
 918	/*
 919	 * allocate vram bos to store smc table contents.
 920	 */
 921	ret = smu_init_fb_allocations(smu);
 922	if (ret)
 923		return ret;
 924
 925	ret = smu_alloc_memory_pool(smu);
 926	if (ret)
 927		return ret;
 928
 929	ret = smu_alloc_dummy_read_table(smu);
 930	if (ret)
 931		return ret;
 932
 933	ret = smu_i2c_init(smu, &smu->adev->pm.smu_i2c);
 934	if (ret)
 935		return ret;
 936
 937	return 0;
 938}
 939
 940static int smu_smc_table_sw_fini(struct smu_context *smu)
 941{
 942	int ret;
 943
 944	smu_i2c_fini(smu, &smu->adev->pm.smu_i2c);
 945
 946	smu_free_dummy_read_table(smu);
 947
 948	ret = smu_free_memory_pool(smu);
 949	if (ret)
 950		return ret;
 951
 952	ret = smu_fini_fb_allocations(smu);
 953	if (ret)
 954		return ret;
 955
 956	ret = smu_fini_power(smu);
 957	if (ret) {
 958		dev_err(smu->adev->dev, "Failed to init smu_fini_power!\n");
 959		return ret;
 960	}
 961
 962	ret = smu_fini_smc_tables(smu);
 963	if (ret) {
 964		dev_err(smu->adev->dev, "Failed to smu_fini_smc_tables!\n");
 965		return ret;
 966	}
 967
 968	return 0;
 969}
 970
 971static void smu_throttling_logging_work_fn(struct work_struct *work)
 972{
 973	struct smu_context *smu = container_of(work, struct smu_context,
 974					       throttling_logging_work);
 975
 976	smu_log_thermal_throttling(smu);
 977}
 978
 979static void smu_interrupt_work_fn(struct work_struct *work)
 980{
 981	struct smu_context *smu = container_of(work, struct smu_context,
 982					       interrupt_work);
 983
 984	mutex_lock(&smu->mutex);
 985
 986	if (smu->ppt_funcs && smu->ppt_funcs->interrupt_work)
 987		smu->ppt_funcs->interrupt_work(smu);
 988
 989	mutex_unlock(&smu->mutex);
 990}
 991
 992static int smu_sw_init(void *handle)
 993{
 994	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
 995	struct smu_context *smu = &adev->smu;
 996	int ret;
 997
 998	smu->pool_size = adev->pm.smu_prv_buffer_size;
 999	smu->smu_feature.feature_num = SMU_FEATURE_MAX;
1000	mutex_init(&smu->smu_feature.mutex);
1001	bitmap_zero(smu->smu_feature.supported, SMU_FEATURE_MAX);
1002	bitmap_zero(smu->smu_feature.enabled, SMU_FEATURE_MAX);
1003	bitmap_zero(smu->smu_feature.allowed, SMU_FEATURE_MAX);
1004
1005	mutex_init(&smu->sensor_lock);
1006	mutex_init(&smu->metrics_lock);
1007	mutex_init(&smu->message_lock);
1008
1009	INIT_WORK(&smu->throttling_logging_work, smu_throttling_logging_work_fn);
1010	INIT_WORK(&smu->interrupt_work, smu_interrupt_work_fn);
1011	atomic64_set(&smu->throttle_int_counter, 0);
1012	smu->watermarks_bitmap = 0;
1013	smu->power_profile_mode = PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT;
1014	smu->default_power_profile_mode = PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT;
1015
1016	atomic_set(&smu->smu_power.power_gate.vcn_gated, 1);
1017	atomic_set(&smu->smu_power.power_gate.jpeg_gated, 1);
1018	mutex_init(&smu->smu_power.power_gate.vcn_gate_lock);
1019	mutex_init(&smu->smu_power.power_gate.jpeg_gate_lock);
1020
1021	smu->workload_mask = 1 << smu->workload_prority[PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT];
1022	smu->workload_prority[PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT] = 0;
1023	smu->workload_prority[PP_SMC_POWER_PROFILE_FULLSCREEN3D] = 1;
1024	smu->workload_prority[PP_SMC_POWER_PROFILE_POWERSAVING] = 2;
1025	smu->workload_prority[PP_SMC_POWER_PROFILE_VIDEO] = 3;
1026	smu->workload_prority[PP_SMC_POWER_PROFILE_VR] = 4;
1027	smu->workload_prority[PP_SMC_POWER_PROFILE_COMPUTE] = 5;
1028	smu->workload_prority[PP_SMC_POWER_PROFILE_CUSTOM] = 6;
1029
1030	smu->workload_setting[0] = PP_SMC_POWER_PROFILE_BOOTUP_DEFAULT;
1031	smu->workload_setting[1] = PP_SMC_POWER_PROFILE_FULLSCREEN3D;
1032	smu->workload_setting[2] = PP_SMC_POWER_PROFILE_POWERSAVING;
1033	smu->workload_setting[3] = PP_SMC_POWER_PROFILE_VIDEO;
1034	smu->workload_setting[4] = PP_SMC_POWER_PROFILE_VR;
1035	smu->workload_setting[5] = PP_SMC_POWER_PROFILE_COMPUTE;
1036	smu->workload_setting[6] = PP_SMC_POWER_PROFILE_CUSTOM;
1037	smu->display_config = &adev->pm.pm_display_cfg;
1038
1039	smu->smu_dpm.dpm_level = AMD_DPM_FORCED_LEVEL_AUTO;
1040	smu->smu_dpm.requested_dpm_level = AMD_DPM_FORCED_LEVEL_AUTO;
1041
1042	ret = smu_init_microcode(smu);
1043	if (ret) {
1044		dev_err(adev->dev, "Failed to load smu firmware!\n");
1045		return ret;
1046	}
1047
1048	ret = smu_smc_table_sw_init(smu);
1049	if (ret) {
1050		dev_err(adev->dev, "Failed to sw init smc table!\n");
1051		return ret;
1052	}
1053
1054	ret = smu_register_irq_handler(smu);
1055	if (ret) {
1056		dev_err(adev->dev, "Failed to register smc irq handler!\n");
1057		return ret;
1058	}
1059
1060	/* If there is no way to query fan control mode, fan control is not supported */
1061	if (!smu->ppt_funcs->get_fan_control_mode)
1062		smu->adev->pm.no_fan = true;
1063
1064	return 0;
1065}
1066
1067static int smu_sw_fini(void *handle)
1068{
1069	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1070	struct smu_context *smu = &adev->smu;
1071	int ret;
1072
1073	ret = smu_smc_table_sw_fini(smu);
1074	if (ret) {
1075		dev_err(adev->dev, "Failed to sw fini smc table!\n");
1076		return ret;
1077	}
1078
1079	smu_fini_microcode(smu);
1080
1081	return 0;
1082}
1083
1084static int smu_get_thermal_temperature_range(struct smu_context *smu)
1085{
1086	struct amdgpu_device *adev = smu->adev;
1087	struct smu_temperature_range *range =
1088				&smu->thermal_range;
1089	int ret = 0;
1090
1091	if (!smu->ppt_funcs->get_thermal_temperature_range)
1092		return 0;
1093
1094	ret = smu->ppt_funcs->get_thermal_temperature_range(smu, range);
1095	if (ret)
1096		return ret;
1097
1098	adev->pm.dpm.thermal.min_temp = range->min;
1099	adev->pm.dpm.thermal.max_temp = range->max;
1100	adev->pm.dpm.thermal.max_edge_emergency_temp = range->edge_emergency_max;
1101	adev->pm.dpm.thermal.min_hotspot_temp = range->hotspot_min;
1102	adev->pm.dpm.thermal.max_hotspot_crit_temp = range->hotspot_crit_max;
1103	adev->pm.dpm.thermal.max_hotspot_emergency_temp = range->hotspot_emergency_max;
1104	adev->pm.dpm.thermal.min_mem_temp = range->mem_min;
1105	adev->pm.dpm.thermal.max_mem_crit_temp = range->mem_crit_max;
1106	adev->pm.dpm.thermal.max_mem_emergency_temp = range->mem_emergency_max;
1107
1108	return ret;
1109}
1110
1111static int smu_smc_hw_setup(struct smu_context *smu)
1112{
1113	struct amdgpu_device *adev = smu->adev;
1114	uint32_t pcie_gen = 0, pcie_width = 0;
1115	int ret = 0;
1116
1117	if (adev->in_suspend && smu_is_dpm_running(smu)) {
1118		dev_info(adev->dev, "dpm has been enabled\n");
1119		/* this is needed specifically */
1120		if ((adev->asic_type >= CHIP_SIENNA_CICHLID) &&
1121		    (adev->asic_type <= CHIP_DIMGREY_CAVEFISH))
1122			ret = smu_system_features_control(smu, true);
1123		return ret;
1124	}
1125
1126	ret = smu_init_display_count(smu, 0);
1127	if (ret) {
1128		dev_info(adev->dev, "Failed to pre-set display count as 0!\n");
1129		return ret;
1130	}
1131
1132	ret = smu_set_driver_table_location(smu);
1133	if (ret) {
1134		dev_err(adev->dev, "Failed to SetDriverDramAddr!\n");
1135		return ret;
1136	}
1137
1138	/*
1139	 * Set PMSTATUSLOG table bo address with SetToolsDramAddr MSG for tools.
1140	 */
1141	ret = smu_set_tool_table_location(smu);
1142	if (ret) {
1143		dev_err(adev->dev, "Failed to SetToolsDramAddr!\n");
1144		return ret;
1145	}
1146
1147	/*
1148	 * Use msg SetSystemVirtualDramAddr and DramLogSetDramAddr can notify
1149	 * pool location.
1150	 */
1151	ret = smu_notify_memory_pool_location(smu);
1152	if (ret) {
1153		dev_err(adev->dev, "Failed to SetDramLogDramAddr!\n");
1154		return ret;
1155	}
1156
1157	/* smu_dump_pptable(smu); */
1158	/*
1159	 * Copy pptable bo in the vram to smc with SMU MSGs such as
1160	 * SetDriverDramAddr and TransferTableDram2Smu.
1161	 */
1162	ret = smu_write_pptable(smu);
1163	if (ret) {
1164		dev_err(adev->dev, "Failed to transfer pptable to SMC!\n");
1165		return ret;
1166	}
1167
1168	/* issue Run*Btc msg */
1169	ret = smu_run_btc(smu);
1170	if (ret)
1171		return ret;
1172
1173	ret = smu_feature_set_allowed_mask(smu);
1174	if (ret) {
1175		dev_err(adev->dev, "Failed to set driver allowed features mask!\n");
1176		return ret;
1177	}
1178
1179	ret = smu_system_features_control(smu, true);
1180	if (ret) {
1181		dev_err(adev->dev, "Failed to enable requested dpm features!\n");
1182		return ret;
1183	}
1184
1185	if (!smu_is_dpm_running(smu))
1186		dev_info(adev->dev, "dpm has been disabled\n");
1187
1188	if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN4)
1189		pcie_gen = 3;
1190	else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN3)
1191		pcie_gen = 2;
1192	else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN2)
1193		pcie_gen = 1;
1194	else if (adev->pm.pcie_gen_mask & CAIL_PCIE_LINK_SPEED_SUPPORT_GEN1)
1195		pcie_gen = 0;
1196
1197	/* Bit 31:16: LCLK DPM level. 0 is DPM0, and 1 is DPM1
1198	 * Bit 15:8:  PCIE GEN, 0 to 3 corresponds to GEN1 to GEN4
1199	 * Bit 7:0:   PCIE lane width, 1 to 7 corresponds is x1 to x32
1200	 */
1201	if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X16)
1202		pcie_width = 6;
1203	else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X12)
1204		pcie_width = 5;
1205	else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X8)
1206		pcie_width = 4;
1207	else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X4)
1208		pcie_width = 3;
1209	else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X2)
1210		pcie_width = 2;
1211	else if (adev->pm.pcie_mlw_mask & CAIL_PCIE_LINK_WIDTH_SUPPORT_X1)
1212		pcie_width = 1;
1213	ret = smu_update_pcie_parameters(smu, pcie_gen, pcie_width);
1214	if (ret) {
1215		dev_err(adev->dev, "Attempt to override pcie params failed!\n");
1216		return ret;
1217	}
1218
1219	ret = smu_get_thermal_temperature_range(smu);
1220	if (ret) {
1221		dev_err(adev->dev, "Failed to get thermal temperature ranges!\n");
1222		return ret;
1223	}
1224
1225	ret = smu_enable_thermal_alert(smu);
1226	if (ret) {
1227		dev_err(adev->dev, "Failed to enable thermal alert!\n");
1228		return ret;
1229	}
1230
1231	/*
1232	 * Set initialized values (get from vbios) to dpm tables context such as
1233	 * gfxclk, memclk, dcefclk, and etc. And enable the DPM feature for each
1234	 * type of clks.
1235	 */
1236	ret = smu_set_default_dpm_table(smu);
1237	if (ret) {
1238		dev_err(adev->dev, "Failed to setup default dpm clock tables!\n");
1239		return ret;
1240	}
1241
1242	ret = smu_notify_display_change(smu);
1243	if (ret)
1244		return ret;
1245
1246	/*
1247	 * Set min deep sleep dce fclk with bootup value from vbios via
1248	 * SetMinDeepSleepDcefclk MSG.
1249	 */
1250	ret = smu_set_min_dcef_deep_sleep(smu,
1251					  smu->smu_table.boot_values.dcefclk / 100);
1252	if (ret)
1253		return ret;
1254
1255	return ret;
1256}
1257
1258static int smu_start_smc_engine(struct smu_context *smu)
1259{
1260	struct amdgpu_device *adev = smu->adev;
1261	int ret = 0;
1262
1263	if (adev->firmware.load_type != AMDGPU_FW_LOAD_PSP) {
1264		if (adev->asic_type < CHIP_NAVI10) {
1265			if (smu->ppt_funcs->load_microcode) {
1266				ret = smu->ppt_funcs->load_microcode(smu);
1267				if (ret)
1268					return ret;
1269			}
1270		}
1271	}
1272
1273	if (smu->ppt_funcs->check_fw_status) {
1274		ret = smu->ppt_funcs->check_fw_status(smu);
1275		if (ret) {
1276			dev_err(adev->dev, "SMC is not ready\n");
1277			return ret;
1278		}
1279	}
1280
1281	/*
1282	 * Send msg GetDriverIfVersion to check if the return value is equal
1283	 * with DRIVER_IF_VERSION of smc header.
1284	 */
1285	ret = smu_check_fw_version(smu);
1286	if (ret)
1287		return ret;
1288
1289	return ret;
1290}
1291
1292static int smu_hw_init(void *handle)
1293{
1294	int ret;
1295	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1296	struct smu_context *smu = &adev->smu;
1297
1298	if (amdgpu_sriov_vf(adev) && !amdgpu_sriov_is_pp_one_vf(adev)) {
1299		smu->pm_enabled = false;
1300		return 0;
1301	}
1302
1303	ret = smu_start_smc_engine(smu);
1304	if (ret) {
1305		dev_err(adev->dev, "SMC engine is not correctly up!\n");
1306		return ret;
1307	}
1308
1309	if (smu->is_apu) {
1310		smu_powergate_sdma(&adev->smu, false);
1311		smu_dpm_set_vcn_enable(smu, true);
1312		smu_dpm_set_jpeg_enable(smu, true);
1313		smu_set_gfx_cgpg(&adev->smu, true);
1314	}
1315
1316	if (!smu->pm_enabled)
1317		return 0;
1318
1319	/* get boot_values from vbios to set revision, gfxclk, and etc. */
1320	ret = smu_get_vbios_bootup_values(smu);
1321	if (ret) {
1322		dev_err(adev->dev, "Failed to get VBIOS boot clock values!\n");
1323		return ret;
1324	}
1325
1326	ret = smu_setup_pptable(smu);
1327	if (ret) {
1328		dev_err(adev->dev, "Failed to setup pptable!\n");
1329		return ret;
1330	}
1331
1332	ret = smu_get_driver_allowed_feature_mask(smu);
1333	if (ret)
1334		return ret;
1335
1336	ret = smu_smc_hw_setup(smu);
1337	if (ret) {
1338		dev_err(adev->dev, "Failed to setup smc hw!\n");
1339		return ret;
1340	}
1341
1342	/*
1343	 * Move maximum sustainable clock retrieving here considering
1344	 * 1. It is not needed on resume(from S3).
1345	 * 2. DAL settings come between .hw_init and .late_init of SMU.
1346	 *    And DAL needs to know the maximum sustainable clocks. Thus
1347	 *    it cannot be put in .late_init().
1348	 */
1349	ret = smu_init_max_sustainable_clocks(smu);
1350	if (ret) {
1351		dev_err(adev->dev, "Failed to init max sustainable clocks!\n");
1352		return ret;
1353	}
1354
1355	adev->pm.dpm_enabled = true;
1356
1357	dev_info(adev->dev, "SMU is initialized successfully!\n");
1358
1359	return 0;
1360}
1361
1362static int smu_disable_dpms(struct smu_context *smu)
1363{
1364	struct amdgpu_device *adev = smu->adev;
1365	int ret = 0;
1366	bool use_baco = !smu->is_apu &&
1367		((amdgpu_in_reset(adev) &&
1368		  (amdgpu_asic_reset_method(adev) == AMD_RESET_METHOD_BACO)) ||
1369		 ((adev->in_runpm || adev->in_s4) && amdgpu_asic_supports_baco(adev)));
1370
1371	/*
1372	 * For custom pptable uploading, skip the DPM features
1373	 * disable process on Navi1x ASICs.
1374	 *   - As the gfx related features are under control of
1375	 *     RLC on those ASICs. RLC reinitialization will be
1376	 *     needed to reenable them. That will cost much more
1377	 *     efforts.
1378	 *
1379	 *   - SMU firmware can handle the DPM reenablement
1380	 *     properly.
1381	 */
1382	if (smu->uploading_custom_pp_table &&
1383	    (adev->asic_type >= CHIP_NAVI10) &&
1384	    (adev->asic_type <= CHIP_BEIGE_GOBY))
1385		return smu_disable_all_features_with_exception(smu,
1386							       true,
1387							       SMU_FEATURE_COUNT);
1388
1389	/*
1390	 * For Sienna_Cichlid, PMFW will handle the features disablement properly
1391	 * on BACO in. Driver involvement is unnecessary.
1392	 */
1393	if (((adev->asic_type == CHIP_SIENNA_CICHLID) ||
1394	     ((adev->asic_type >= CHIP_NAVI10) && (adev->asic_type <= CHIP_NAVI12))) &&
1395	     use_baco)
1396		return smu_disable_all_features_with_exception(smu,
1397							       true,
1398							       SMU_FEATURE_BACO_BIT);
1399
1400	/*
1401	 * For gpu reset, runpm and hibernation through BACO,
1402	 * BACO feature has to be kept enabled.
1403	 */
1404	if (use_baco && smu_feature_is_enabled(smu, SMU_FEATURE_BACO_BIT)) {
1405		ret = smu_disable_all_features_with_exception(smu,
1406							      false,
1407							      SMU_FEATURE_BACO_BIT);
1408		if (ret)
1409			dev_err(adev->dev, "Failed to disable smu features except BACO.\n");
1410	} else {
1411		ret = smu_system_features_control(smu, false);
1412		if (ret)
1413			dev_err(adev->dev, "Failed to disable smu features.\n");
1414	}
1415
1416	if (adev->asic_type >= CHIP_NAVI10 &&
1417	    adev->gfx.rlc.funcs->stop)
1418		adev->gfx.rlc.funcs->stop(adev);
1419
1420	return ret;
1421}
1422
1423static int smu_smc_hw_cleanup(struct smu_context *smu)
1424{
1425	struct amdgpu_device *adev = smu->adev;
1426	int ret = 0;
1427
1428	cancel_work_sync(&smu->throttling_logging_work);
1429	cancel_work_sync(&smu->interrupt_work);
1430
1431	ret = smu_disable_thermal_alert(smu);
1432	if (ret) {
1433		dev_err(adev->dev, "Fail to disable thermal alert!\n");
1434		return ret;
1435	}
1436
1437	ret = smu_disable_dpms(smu);
1438	if (ret) {
1439		dev_err(adev->dev, "Fail to disable dpm features!\n");
1440		return ret;
1441	}
1442
1443	return 0;
1444}
1445
1446static int smu_hw_fini(void *handle)
1447{
1448	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1449	struct smu_context *smu = &adev->smu;
1450
1451	if (amdgpu_sriov_vf(adev)&& !amdgpu_sriov_is_pp_one_vf(adev))
1452		return 0;
1453
1454	if (smu->is_apu) {
1455		smu_powergate_sdma(&adev->smu, true);
1456	}
1457
1458	smu_dpm_set_vcn_enable(smu, false);
1459	smu_dpm_set_jpeg_enable(smu, false);
1460
1461	adev->vcn.cur_state = AMD_PG_STATE_GATE;
1462	adev->jpeg.cur_state = AMD_PG_STATE_GATE;
1463
1464	if (!smu->pm_enabled)
1465		return 0;
1466
1467	adev->pm.dpm_enabled = false;
1468
1469	return smu_smc_hw_cleanup(smu);
1470}
1471
1472static int smu_reset(struct smu_context *smu)
1473{
1474	struct amdgpu_device *adev = smu->adev;
1475	int ret;
1476
1477	amdgpu_gfx_off_ctrl(smu->adev, false);
1478
1479	ret = smu_hw_fini(adev);
1480	if (ret)
1481		return ret;
1482
1483	ret = smu_hw_init(adev);
1484	if (ret)
1485		return ret;
1486
1487	ret = smu_late_init(adev);
1488	if (ret)
1489		return ret;
1490
1491	amdgpu_gfx_off_ctrl(smu->adev, true);
1492
1493	return 0;
1494}
1495
1496static int smu_suspend(void *handle)
1497{
1498	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1499	struct smu_context *smu = &adev->smu;
1500	int ret;
1501
1502	if (amdgpu_sriov_vf(adev)&& !amdgpu_sriov_is_pp_one_vf(adev))
1503		return 0;
1504
1505	if (!smu->pm_enabled)
1506		return 0;
1507
1508	adev->pm.dpm_enabled = false;
1509
1510	ret = smu_smc_hw_cleanup(smu);
1511	if (ret)
1512		return ret;
1513
1514	smu->watermarks_bitmap &= ~(WATERMARKS_LOADED);
1515
1516	/* skip CGPG when in S0ix */
1517	if (smu->is_apu && !adev->in_s0ix)
1518		smu_set_gfx_cgpg(&adev->smu, false);
1519
1520	return 0;
1521}
1522
1523static int smu_resume(void *handle)
1524{
1525	int ret;
1526	struct amdgpu_device *adev = (struct amdgpu_device *)handle;
1527	struct smu_context *smu = &adev->smu;
1528
1529	if (amdgpu_sriov_vf(adev)&& !amdgpu_sriov_is_pp_one_vf(adev))
1530		return 0;
1531
1532	if (!smu->pm_enabled)
1533		return 0;
1534
1535	dev_info(adev->dev, "SMU is resuming...\n");
1536
1537	ret = smu_start_smc_engine(smu);
1538	if (ret) {
1539		dev_err(adev->dev, "SMC engine is not correctly up!\n");
1540		return ret;
1541	}
1542
1543	ret = smu_smc_hw_setup(smu);
1544	if (ret) {
1545		dev_err(adev->dev, "Failed to setup smc hw!\n");
1546		return ret;
1547	}
1548
1549	if (smu->is_apu)
1550		smu_set_gfx_cgpg(&adev->smu, true);
1551
1552	smu->disable_uclk_switch = 0;
1553
1554	adev->pm.dpm_enabled = true;
1555
1556	dev_info(adev->dev, "SMU is resumed successfully!\n");
1557
1558	return 0;
1559}
1560
1561static int smu_display_configuration_change(void *handle,
1562					    const struct amd_pp_display_configuration *display_config)
1563{
1564	struct smu_context *smu = handle;
1565	int index = 0;
1566	int num_of_active_display = 0;
1567
1568	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
1569		return -EOPNOTSUPP;
1570
1571	if (!display_config)
1572		return -EINVAL;
1573
1574	mutex_lock(&smu->mutex);
1575
1576	smu_set_min_dcef_deep_sleep(smu,
1577				    display_config->min_dcef_deep_sleep_set_clk / 100);
1578
1579	for (index = 0; index < display_config->num_path_including_non_display; index++) {
1580		if (display_config->displays[index].controller_id != 0)
1581			num_of_active_display++;
1582	}
1583
1584	mutex_unlock(&smu->mutex);
1585
1586	return 0;
1587}
1588
1589static int smu_set_clockgating_state(void *handle,
1590				     enum amd_clockgating_state state)
1591{
1592	return 0;
1593}
1594
1595static int smu_set_powergating_state(void *handle,
1596				     enum amd_powergating_state state)
1597{
1598	return 0;
1599}
1600
1601static int smu_enable_umd_pstate(void *handle,
1602		      enum amd_dpm_forced_level *level)
1603{
1604	uint32_t profile_mode_mask = AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD |
1605					AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK |
1606					AMD_DPM_FORCED_LEVEL_PROFILE_MIN_MCLK |
1607					AMD_DPM_FORCED_LEVEL_PROFILE_PEAK;
1608
1609	struct smu_context *smu = (struct smu_context*)(handle);
1610	struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm);
1611
1612	if (!smu->is_apu && !smu_dpm_ctx->dpm_context)
1613		return -EINVAL;
1614
1615	if (!(smu_dpm_ctx->dpm_level & profile_mode_mask)) {
1616		/* enter umd pstate, save current level, disable gfx cg*/
1617		if (*level & profile_mode_mask) {
1618			smu_dpm_ctx->saved_dpm_level = smu_dpm_ctx->dpm_level;
1619			smu_dpm_ctx->enable_umd_pstate = true;
1620			smu_gpo_control(smu, false);
1621			amdgpu_device_ip_set_powergating_state(smu->adev,
1622							       AMD_IP_BLOCK_TYPE_GFX,
1623							       AMD_PG_STATE_UNGATE);
1624			amdgpu_device_ip_set_clockgating_state(smu->adev,
1625							       AMD_IP_BLOCK_TYPE_GFX,
1626							       AMD_CG_STATE_UNGATE);
1627			smu_gfx_ulv_control(smu, false);
1628			smu_deep_sleep_control(smu, false);
1629			amdgpu_asic_update_umd_stable_pstate(smu->adev, true);
1630		}
1631	} else {
1632		/* exit umd pstate, restore level, enable gfx cg*/
1633		if (!(*level & profile_mode_mask)) {
1634			if (*level == AMD_DPM_FORCED_LEVEL_PROFILE_EXIT)
1635				*level = smu_dpm_ctx->saved_dpm_level;
1636			smu_dpm_ctx->enable_umd_pstate = false;
1637			amdgpu_asic_update_umd_stable_pstate(smu->adev, false);
1638			smu_deep_sleep_control(smu, true);
1639			smu_gfx_ulv_control(smu, true);
1640			amdgpu_device_ip_set_clockgating_state(smu->adev,
1641							       AMD_IP_BLOCK_TYPE_GFX,
1642							       AMD_CG_STATE_GATE);
1643			amdgpu_device_ip_set_powergating_state(smu->adev,
1644							       AMD_IP_BLOCK_TYPE_GFX,
1645							       AMD_PG_STATE_GATE);
1646			smu_gpo_control(smu, true);
1647		}
1648	}
1649
1650	return 0;
1651}
1652
1653static int smu_bump_power_profile_mode(struct smu_context *smu,
1654					   long *param,
1655					   uint32_t param_size)
1656{
1657	int ret = 0;
1658
1659	if (smu->ppt_funcs->set_power_profile_mode)
1660		ret = smu->ppt_funcs->set_power_profile_mode(smu, param, param_size);
1661
1662	return ret;
1663}
1664
1665static int smu_adjust_power_state_dynamic(struct smu_context *smu,
1666				   enum amd_dpm_forced_level level,
1667				   bool skip_display_settings)
1668{
1669	int ret = 0;
1670	int index = 0;
1671	long workload;
1672	struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm);
1673
1674	if (!skip_display_settings) {
1675		ret = smu_display_config_changed(smu);
1676		if (ret) {
1677			dev_err(smu->adev->dev, "Failed to change display config!");
1678			return ret;
1679		}
1680	}
1681
1682	ret = smu_apply_clocks_adjust_rules(smu);
1683	if (ret) {
1684		dev_err(smu->adev->dev, "Failed to apply clocks adjust rules!");
1685		return ret;
1686	}
1687
1688	if (!skip_display_settings) {
1689		ret = smu_notify_smc_display_config(smu);
1690		if (ret) {
1691			dev_err(smu->adev->dev, "Failed to notify smc display config!");
1692			return ret;
1693		}
1694	}
1695
1696	if (smu_dpm_ctx->dpm_level != level) {
1697		ret = smu_asic_set_performance_level(smu, level);
1698		if (ret) {
1699			dev_err(smu->adev->dev, "Failed to set performance level!");
1700			return ret;
1701		}
1702
1703		/* update the saved copy */
1704		smu_dpm_ctx->dpm_level = level;
1705	}
1706
1707	if (smu_dpm_ctx->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL &&
1708		smu_dpm_ctx->dpm_level != AMD_DPM_FORCED_LEVEL_PERF_DETERMINISM) {
1709		index = fls(smu->workload_mask);
1710		index = index > 0 && index <= WORKLOAD_POLICY_MAX ? index - 1 : 0;
1711		workload = smu->workload_setting[index];
1712
1713		if (smu->power_profile_mode != workload)
1714			smu_bump_power_profile_mode(smu, &workload, 0);
1715	}
1716
1717	return ret;
1718}
1719
1720static int smu_handle_task(struct smu_context *smu,
1721			   enum amd_dpm_forced_level level,
1722			   enum amd_pp_task task_id,
1723			   bool lock_needed)
1724{
1725	int ret = 0;
1726
1727	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
1728		return -EOPNOTSUPP;
1729
1730	if (lock_needed)
1731		mutex_lock(&smu->mutex);
1732
1733	switch (task_id) {
1734	case AMD_PP_TASK_DISPLAY_CONFIG_CHANGE:
1735		ret = smu_pre_display_config_changed(smu);
1736		if (ret)
1737			goto out;
1738		ret = smu_adjust_power_state_dynamic(smu, level, false);
1739		break;
1740	case AMD_PP_TASK_COMPLETE_INIT:
1741	case AMD_PP_TASK_READJUST_POWER_STATE:
1742		ret = smu_adjust_power_state_dynamic(smu, level, true);
1743		break;
1744	default:
1745		break;
1746	}
1747
1748out:
1749	if (lock_needed)
1750		mutex_unlock(&smu->mutex);
1751
1752	return ret;
1753}
1754
1755static int smu_handle_dpm_task(void *handle,
1756			       enum amd_pp_task task_id,
1757			       enum amd_pm_state_type *user_state)
1758{
1759	struct smu_context *smu = handle;
1760	struct smu_dpm_context *smu_dpm = &smu->smu_dpm;
1761
1762	return smu_handle_task(smu, smu_dpm->dpm_level, task_id, true);
1763
1764}
1765
1766static int smu_switch_power_profile(void *handle,
1767				    enum PP_SMC_POWER_PROFILE type,
1768				    bool en)
1769{
1770	struct smu_context *smu = handle;
1771	struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm);
1772	long workload;
1773	uint32_t index;
1774
1775	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
1776		return -EOPNOTSUPP;
1777
1778	if (!(type < PP_SMC_POWER_PROFILE_CUSTOM))
1779		return -EINVAL;
1780
1781	mutex_lock(&smu->mutex);
1782
1783	if (!en) {
1784		smu->workload_mask &= ~(1 << smu->workload_prority[type]);
1785		index = fls(smu->workload_mask);
1786		index = index > 0 && index <= WORKLOAD_POLICY_MAX ? index - 1 : 0;
1787		workload = smu->workload_setting[index];
1788	} else {
1789		smu->workload_mask |= (1 << smu->workload_prority[type]);
1790		index = fls(smu->workload_mask);
1791		index = index <= WORKLOAD_POLICY_MAX ? index - 1 : 0;
1792		workload = smu->workload_setting[index];
1793	}
1794
1795	if (smu_dpm_ctx->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL &&
1796		smu_dpm_ctx->dpm_level != AMD_DPM_FORCED_LEVEL_PERF_DETERMINISM)
1797		smu_bump_power_profile_mode(smu, &workload, 0);
1798
1799	mutex_unlock(&smu->mutex);
1800
1801	return 0;
1802}
1803
1804static enum amd_dpm_forced_level smu_get_performance_level(void *handle)
1805{
1806	struct smu_context *smu = handle;
1807	struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm);
1808	enum amd_dpm_forced_level level;
1809
1810	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
1811		return -EOPNOTSUPP;
1812
1813	if (!smu->is_apu && !smu_dpm_ctx->dpm_context)
1814		return -EINVAL;
1815
1816	mutex_lock(&(smu->mutex));
1817	level = smu_dpm_ctx->dpm_level;
1818	mutex_unlock(&(smu->mutex));
1819
1820	return level;
1821}
1822
1823static int smu_force_performance_level(void *handle,
1824				       enum amd_dpm_forced_level level)
1825{
1826	struct smu_context *smu = handle;
1827	struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm);
1828	int ret = 0;
1829
1830	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
1831		return -EOPNOTSUPP;
1832
1833	if (!smu->is_apu && !smu_dpm_ctx->dpm_context)
1834		return -EINVAL;
1835
1836	mutex_lock(&smu->mutex);
1837
1838	ret = smu_enable_umd_pstate(smu, &level);
1839	if (ret) {
1840		mutex_unlock(&smu->mutex);
1841		return ret;
1842	}
1843
1844	ret = smu_handle_task(smu, level,
1845			      AMD_PP_TASK_READJUST_POWER_STATE,
1846			      false);
1847
1848	mutex_unlock(&smu->mutex);
1849
1850	/* reset user dpm clock state */
1851	if (!ret && smu_dpm_ctx->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL) {
1852		memset(smu->user_dpm_profile.clk_mask, 0, sizeof(smu->user_dpm_profile.clk_mask));
1853		smu->user_dpm_profile.clk_dependency = 0;
1854	}
1855
1856	return ret;
1857}
1858
1859static int smu_set_display_count(void *handle, uint32_t count)
1860{
1861	struct smu_context *smu = handle;
1862	int ret = 0;
1863
1864	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
1865		return -EOPNOTSUPP;
1866
1867	mutex_lock(&smu->mutex);
1868	ret = smu_init_display_count(smu, count);
1869	mutex_unlock(&smu->mutex);
1870
1871	return ret;
1872}
1873
1874static int smu_force_smuclk_levels(struct smu_context *smu,
1875			 enum smu_clk_type clk_type,
1876			 uint32_t mask)
1877{
1878	struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm);
1879	int ret = 0;
1880
1881	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
1882		return -EOPNOTSUPP;
1883
1884	if (smu_dpm_ctx->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL) {
1885		dev_dbg(smu->adev->dev, "force clock level is for dpm manual mode only.\n");
1886		return -EINVAL;
1887	}
1888
1889	mutex_lock(&smu->mutex);
1890
1891	if (smu->ppt_funcs && smu->ppt_funcs->force_clk_levels) {
1892		ret = smu->ppt_funcs->force_clk_levels(smu, clk_type, mask);
1893		if (!ret && !(smu->user_dpm_profile.flags & SMU_DPM_USER_PROFILE_RESTORE)) {
1894			smu->user_dpm_profile.clk_mask[clk_type] = mask;
1895			smu_set_user_clk_dependencies(smu, clk_type);
1896		}
1897	}
1898
1899	mutex_unlock(&smu->mutex);
1900
1901	return ret;
1902}
1903
1904static int smu_force_ppclk_levels(void *handle,
1905				  enum pp_clock_type type,
1906				  uint32_t mask)
1907{
1908	struct smu_context *smu = handle;
1909	enum smu_clk_type clk_type;
1910
1911	switch (type) {
1912	case PP_SCLK:
1913		clk_type = SMU_SCLK; break;
1914	case PP_MCLK:
1915		clk_type = SMU_MCLK; break;
1916	case PP_PCIE:
1917		clk_type = SMU_PCIE; break;
1918	case PP_SOCCLK:
1919		clk_type = SMU_SOCCLK; break;
1920	case PP_FCLK:
1921		clk_type = SMU_FCLK; break;
1922	case PP_DCEFCLK:
1923		clk_type = SMU_DCEFCLK; break;
1924	case PP_VCLK:
1925		clk_type = SMU_VCLK; break;
1926	case PP_DCLK:
1927		clk_type = SMU_DCLK; break;
1928	case OD_SCLK:
1929		clk_type = SMU_OD_SCLK; break;
1930	case OD_MCLK:
1931		clk_type = SMU_OD_MCLK; break;
1932	case OD_VDDC_CURVE:
1933		clk_type = SMU_OD_VDDC_CURVE; break;
1934	case OD_RANGE:
1935		clk_type = SMU_OD_RANGE; break;
1936	default:
1937		return -EINVAL;
1938	}
1939
1940	return smu_force_smuclk_levels(smu, clk_type, mask);
1941}
1942
1943/*
1944 * On system suspending or resetting, the dpm_enabled
1945 * flag will be cleared. So that those SMU services which
1946 * are not supported will be gated.
1947 * However, the mp1 state setting should still be granted
1948 * even if the dpm_enabled cleared.
1949 */
1950static int smu_set_mp1_state(void *handle,
1951			     enum pp_mp1_state mp1_state)
1952{
1953	struct smu_context *smu = handle;
1954	int ret = 0;
1955
1956	if (!smu->pm_enabled)
1957		return -EOPNOTSUPP;
1958
1959	mutex_lock(&smu->mutex);
1960
1961	if (smu->ppt_funcs &&
1962	    smu->ppt_funcs->set_mp1_state)
1963		ret = smu->ppt_funcs->set_mp1_state(smu, mp1_state);
1964
1965	mutex_unlock(&smu->mutex);
1966
1967	return ret;
1968}
1969
1970static int smu_set_df_cstate(void *handle,
1971			     enum pp_df_cstate state)
1972{
1973	struct smu_context *smu = handle;
1974	int ret = 0;
1975
1976	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
1977		return -EOPNOTSUPP;
1978
1979	if (!smu->ppt_funcs || !smu->ppt_funcs->set_df_cstate)
1980		return 0;
1981
1982	mutex_lock(&smu->mutex);
1983
1984	ret = smu->ppt_funcs->set_df_cstate(smu, state);
1985	if (ret)
1986		dev_err(smu->adev->dev, "[SetDfCstate] failed!\n");
1987
1988	mutex_unlock(&smu->mutex);
1989
1990	return ret;
1991}
1992
1993int smu_allow_xgmi_power_down(struct smu_context *smu, bool en)
1994{
1995	int ret = 0;
1996
1997	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
1998		return -EOPNOTSUPP;
1999
2000	if (!smu->ppt_funcs || !smu->ppt_funcs->allow_xgmi_power_down)
2001		return 0;
2002
2003	mutex_lock(&smu->mutex);
2004
2005	ret = smu->ppt_funcs->allow_xgmi_power_down(smu, en);
2006	if (ret)
2007		dev_err(smu->adev->dev, "[AllowXgmiPowerDown] failed!\n");
2008
2009	mutex_unlock(&smu->mutex);
2010
2011	return ret;
2012}
2013
2014int smu_write_watermarks_table(struct smu_context *smu)
2015{
2016	int ret = 0;
2017
2018	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2019		return -EOPNOTSUPP;
2020
2021	mutex_lock(&smu->mutex);
2022
2023	ret = smu_set_watermarks_table(smu, NULL);
2024
2025	mutex_unlock(&smu->mutex);
2026
2027	return ret;
2028}
2029
2030static int smu_set_watermarks_for_clock_ranges(void *handle,
2031					       struct pp_smu_wm_range_sets *clock_ranges)
2032{
2033	struct smu_context *smu = handle;
2034	int ret = 0;
2035
2036	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2037		return -EOPNOTSUPP;
2038
2039	if (smu->disable_watermark)
2040		return 0;
2041
2042	mutex_lock(&smu->mutex);
2043
2044	ret = smu_set_watermarks_table(smu, clock_ranges);
2045
2046	mutex_unlock(&smu->mutex);
2047
2048	return ret;
2049}
2050
2051int smu_set_ac_dc(struct smu_context *smu)
2052{
2053	int ret = 0;
2054
2055	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2056		return -EOPNOTSUPP;
2057
2058	/* controlled by firmware */
2059	if (smu->dc_controlled_by_gpio)
2060		return 0;
2061
2062	mutex_lock(&smu->mutex);
2063	ret = smu_set_power_source(smu,
2064				   smu->adev->pm.ac_power ? SMU_POWER_SOURCE_AC :
2065				   SMU_POWER_SOURCE_DC);
2066	if (ret)
2067		dev_err(smu->adev->dev, "Failed to switch to %s mode!\n",
2068		       smu->adev->pm.ac_power ? "AC" : "DC");
2069	mutex_unlock(&smu->mutex);
2070
2071	return ret;
2072}
2073
2074const struct amd_ip_funcs smu_ip_funcs = {
2075	.name = "smu",
2076	.early_init = smu_early_init,
2077	.late_init = smu_late_init,
2078	.sw_init = smu_sw_init,
2079	.sw_fini = smu_sw_fini,
2080	.hw_init = smu_hw_init,
2081	.hw_fini = smu_hw_fini,
2082	.suspend = smu_suspend,
2083	.resume = smu_resume,
2084	.is_idle = NULL,
2085	.check_soft_reset = NULL,
2086	.wait_for_idle = NULL,
2087	.soft_reset = NULL,
2088	.set_clockgating_state = smu_set_clockgating_state,
2089	.set_powergating_state = smu_set_powergating_state,
2090	.enable_umd_pstate = smu_enable_umd_pstate,
2091};
2092
2093const struct amdgpu_ip_block_version smu_v11_0_ip_block =
2094{
2095	.type = AMD_IP_BLOCK_TYPE_SMC,
2096	.major = 11,
2097	.minor = 0,
2098	.rev = 0,
2099	.funcs = &smu_ip_funcs,
2100};
2101
2102const struct amdgpu_ip_block_version smu_v12_0_ip_block =
2103{
2104	.type = AMD_IP_BLOCK_TYPE_SMC,
2105	.major = 12,
2106	.minor = 0,
2107	.rev = 0,
2108	.funcs = &smu_ip_funcs,
2109};
2110
2111const struct amdgpu_ip_block_version smu_v13_0_ip_block =
2112{
2113	.type = AMD_IP_BLOCK_TYPE_SMC,
2114	.major = 13,
2115	.minor = 0,
2116	.rev = 0,
2117	.funcs = &smu_ip_funcs,
2118};
2119
2120static int smu_load_microcode(void *handle)
2121{
2122	struct smu_context *smu = handle;
2123	struct amdgpu_device *adev = smu->adev;
2124	int ret = 0;
2125
2126	if (!smu->pm_enabled)
2127		return -EOPNOTSUPP;
2128
2129	/* This should be used for non PSP loading */
2130	if (adev->firmware.load_type == AMDGPU_FW_LOAD_PSP)
2131		return 0;
2132
2133	if (smu->ppt_funcs->load_microcode) {
2134		ret = smu->ppt_funcs->load_microcode(smu);
2135		if (ret) {
2136			dev_err(adev->dev, "Load microcode failed\n");
2137			return ret;
2138		}
2139	}
2140
2141	if (smu->ppt_funcs->check_fw_status) {
2142		ret = smu->ppt_funcs->check_fw_status(smu);
2143		if (ret) {
2144			dev_err(adev->dev, "SMC is not ready\n");
2145			return ret;
2146		}
2147	}
2148
2149	return ret;
2150}
2151
2152static int smu_set_gfx_cgpg(struct smu_context *smu, bool enabled)
2153{
2154	int ret = 0;
2155
2156	mutex_lock(&smu->mutex);
2157
2158	if (smu->ppt_funcs->set_gfx_cgpg)
2159		ret = smu->ppt_funcs->set_gfx_cgpg(smu, enabled);
2160
2161	mutex_unlock(&smu->mutex);
2162
2163	return ret;
2164}
2165
2166static int smu_set_fan_speed_rpm(void *handle, uint32_t speed)
2167{
2168	struct smu_context *smu = handle;
2169	u32 percent;
2170	int ret = 0;
2171
2172	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2173		return -EOPNOTSUPP;
2174
2175	mutex_lock(&smu->mutex);
2176
2177	if (smu->ppt_funcs->set_fan_speed_percent) {
2178		percent = speed * 100 / smu->fan_max_rpm;
2179		ret = smu->ppt_funcs->set_fan_speed_percent(smu, percent);
2180		if (!ret && !(smu->user_dpm_profile.flags & SMU_DPM_USER_PROFILE_RESTORE))
2181			smu->user_dpm_profile.fan_speed_percent = percent;
2182	}
2183
2184	mutex_unlock(&smu->mutex);
2185
2186	return ret;
2187}
2188
2189/**
2190 * smu_get_power_limit - Request one of the SMU Power Limits
2191 *
2192 * @handle: pointer to smu context
2193 * @limit: requested limit is written back to this variable
2194 * @pp_limit_level: &pp_power_limit_level which limit of the power to return
2195 * @pp_power_type: &pp_power_type type of power
2196 * Return:  0 on success, <0 on error
2197 *
2198 */
2199int smu_get_power_limit(void *handle,
2200			uint32_t *limit,
2201			enum pp_power_limit_level pp_limit_level,
2202			enum pp_power_type pp_power_type)
2203{
2204	struct smu_context *smu = handle;
2205	enum smu_ppt_limit_level limit_level;
2206	uint32_t limit_type;
2207	int ret = 0;
2208
2209	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2210		return -EOPNOTSUPP;
2211
2212	switch(pp_power_type) {
2213	case PP_PWR_TYPE_SUSTAINED:
2214		limit_type = SMU_DEFAULT_PPT_LIMIT;
2215		break;
2216	case PP_PWR_TYPE_FAST:
2217		limit_type = SMU_FAST_PPT_LIMIT;
2218		break;
2219	default:
2220		return -EOPNOTSUPP;
2221		break;
2222	}
2223
2224	switch(pp_limit_level){
2225	case PP_PWR_LIMIT_CURRENT:
2226		limit_level = SMU_PPT_LIMIT_CURRENT;
2227		break;
2228	case PP_PWR_LIMIT_DEFAULT:
2229		limit_level = SMU_PPT_LIMIT_DEFAULT;
2230		break;
2231	case PP_PWR_LIMIT_MAX:
2232		limit_level = SMU_PPT_LIMIT_MAX;
2233		break;
2234	case PP_PWR_LIMIT_MIN:
2235	default:
2236		return -EOPNOTSUPP;
2237		break;
2238	}
2239
2240	mutex_lock(&smu->mutex);
2241
2242	if (limit_type != SMU_DEFAULT_PPT_LIMIT) {
2243		if (smu->ppt_funcs->get_ppt_limit)
2244			ret = smu->ppt_funcs->get_ppt_limit(smu, limit, limit_type, limit_level);
2245	} else {
2246		switch (limit_level) {
2247		case SMU_PPT_LIMIT_CURRENT:
2248			if ((smu->adev->asic_type == CHIP_ALDEBARAN) ||
2249			     (smu->adev->asic_type == CHIP_SIENNA_CICHLID) ||
2250			     (smu->adev->asic_type == CHIP_NAVY_FLOUNDER) ||
2251			     (smu->adev->asic_type == CHIP_DIMGREY_CAVEFISH) ||
2252			     (smu->adev->asic_type == CHIP_BEIGE_GOBY))
2253				ret = smu_get_asic_power_limits(smu,
2254								&smu->current_power_limit,
2255								NULL,
2256								NULL);
2257			*limit = smu->current_power_limit;
2258			break;
2259		case SMU_PPT_LIMIT_DEFAULT:
2260			*limit = smu->default_power_limit;
2261			break;
2262		case SMU_PPT_LIMIT_MAX:
2263			*limit = smu->max_power_limit;
2264			break;
2265		default:
2266			break;
2267		}
2268	}
2269
2270	mutex_unlock(&smu->mutex);
2271
2272	return ret;
2273}
2274
2275static int smu_set_power_limit(void *handle, uint32_t limit)
2276{
2277	struct smu_context *smu = handle;
2278	uint32_t limit_type = limit >> 24;
2279	int ret = 0;
2280
2281	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2282		return -EOPNOTSUPP;
2283
2284	mutex_lock(&smu->mutex);
2285
2286	if (limit_type != SMU_DEFAULT_PPT_LIMIT)
2287		if (smu->ppt_funcs->set_power_limit) {
2288			ret = smu->ppt_funcs->set_power_limit(smu, limit);
2289			goto out;
2290		}
2291
2292	if (limit > smu->max_power_limit) {
2293		dev_err(smu->adev->dev,
2294			"New power limit (%d) is over the max allowed %d\n",
2295			limit, smu->max_power_limit);
2296		ret = -EINVAL;
2297		goto out;
2298	}
2299
2300	if (!limit)
2301		limit = smu->current_power_limit;
2302
2303	if (smu->ppt_funcs->set_power_limit) {
2304		ret = smu->ppt_funcs->set_power_limit(smu, limit);
2305		if (!ret && !(smu->user_dpm_profile.flags & SMU_DPM_USER_PROFILE_RESTORE))
2306			smu->user_dpm_profile.power_limit = limit;
2307	}
2308
2309out:
2310	mutex_unlock(&smu->mutex);
2311
2312	return ret;
2313}
2314
2315static int smu_print_smuclk_levels(struct smu_context *smu, enum smu_clk_type clk_type, char *buf)
2316{
2317	int ret = 0;
2318
2319	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2320		return -EOPNOTSUPP;
2321
2322	mutex_lock(&smu->mutex);
2323
2324	if (smu->ppt_funcs->print_clk_levels)
2325		ret = smu->ppt_funcs->print_clk_levels(smu, clk_type, buf);
2326
2327	mutex_unlock(&smu->mutex);
2328
2329	return ret;
2330}
2331
2332static int smu_print_ppclk_levels(void *handle,
2333				  enum pp_clock_type type,
2334				  char *buf)
2335{
2336	struct smu_context *smu = handle;
2337	enum smu_clk_type clk_type;
2338
2339	switch (type) {
2340	case PP_SCLK:
2341		clk_type = SMU_SCLK; break;
2342	case PP_MCLK:
2343		clk_type = SMU_MCLK; break;
2344	case PP_PCIE:
2345		clk_type = SMU_PCIE; break;
2346	case PP_SOCCLK:
2347		clk_type = SMU_SOCCLK; break;
2348	case PP_FCLK:
2349		clk_type = SMU_FCLK; break;
2350	case PP_DCEFCLK:
2351		clk_type = SMU_DCEFCLK; break;
2352	case PP_VCLK:
2353		clk_type = SMU_VCLK; break;
2354	case PP_DCLK:
2355		clk_type = SMU_DCLK; break;
2356	case OD_SCLK:
2357		clk_type = SMU_OD_SCLK; break;
2358	case OD_MCLK:
2359		clk_type = SMU_OD_MCLK; break;
2360	case OD_VDDC_CURVE:
2361		clk_type = SMU_OD_VDDC_CURVE; break;
2362	case OD_RANGE:
2363		clk_type = SMU_OD_RANGE; break;
2364	case OD_VDDGFX_OFFSET:
2365		clk_type = SMU_OD_VDDGFX_OFFSET; break;
2366	case OD_CCLK:
2367		clk_type = SMU_OD_CCLK; break;
2368	default:
2369		return -EINVAL;
2370	}
2371
2372	return smu_print_smuclk_levels(smu, clk_type, buf);
2373}
2374
2375static int smu_od_edit_dpm_table(void *handle,
2376				 enum PP_OD_DPM_TABLE_COMMAND type,
2377				 long *input, uint32_t size)
2378{
2379	struct smu_context *smu = handle;
2380	int ret = 0;
2381
2382	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2383		return -EOPNOTSUPP;
2384
2385	mutex_lock(&smu->mutex);
2386
2387	if (smu->ppt_funcs->od_edit_dpm_table) {
2388		ret = smu->ppt_funcs->od_edit_dpm_table(smu, type, input, size);
2389	}
2390
2391	mutex_unlock(&smu->mutex);
2392
2393	return ret;
2394}
2395
2396static int smu_read_sensor(void *handle,
2397			   int sensor,
2398			   void *data,
2399			   int *size_arg)
2400{
2401	struct smu_context *smu = handle;
2402	struct smu_umd_pstate_table *pstate_table =
2403				&smu->pstate_table;
2404	int ret = 0;
2405	uint32_t *size, size_val;
2406
2407	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2408		return -EOPNOTSUPP;
2409
2410	if (!data || !size_arg)
2411		return -EINVAL;
2412
2413	size_val = *size_arg;
2414	size = &size_val;
2415
2416	mutex_lock(&smu->mutex);
2417
2418	if (smu->ppt_funcs->read_sensor)
2419		if (!smu->ppt_funcs->read_sensor(smu, sensor, data, size))
2420			goto unlock;
2421
2422	switch (sensor) {
2423	case AMDGPU_PP_SENSOR_STABLE_PSTATE_SCLK:
2424		*((uint32_t *)data) = pstate_table->gfxclk_pstate.standard * 100;
2425		*size = 4;
2426		break;
2427	case AMDGPU_PP_SENSOR_STABLE_PSTATE_MCLK:
2428		*((uint32_t *)data) = pstate_table->uclk_pstate.standard * 100;
2429		*size = 4;
2430		break;
2431	case AMDGPU_PP_SENSOR_ENABLED_SMC_FEATURES_MASK:
2432		ret = smu_feature_get_enabled_mask(smu, (uint32_t *)data, 2);
2433		*size = 8;
2434		break;
2435	case AMDGPU_PP_SENSOR_UVD_POWER:
2436		*(uint32_t *)data = smu_feature_is_enabled(smu, SMU_FEATURE_DPM_UVD_BIT) ? 1 : 0;
2437		*size = 4;
2438		break;
2439	case AMDGPU_PP_SENSOR_VCE_POWER:
2440		*(uint32_t *)data = smu_feature_is_enabled(smu, SMU_FEATURE_DPM_VCE_BIT) ? 1 : 0;
2441		*size = 4;
2442		break;
2443	case AMDGPU_PP_SENSOR_VCN_POWER_STATE:
2444		*(uint32_t *)data = atomic_read(&smu->smu_power.power_gate.vcn_gated) ? 0: 1;
2445		*size = 4;
2446		break;
2447	case AMDGPU_PP_SENSOR_MIN_FAN_RPM:
2448		*(uint32_t *)data = 0;
2449		*size = 4;
2450		break;
2451	default:
2452		*size = 0;
2453		ret = -EOPNOTSUPP;
2454		break;
2455	}
2456
2457unlock:
2458	mutex_unlock(&smu->mutex);
2459
2460	// assign uint32_t to int
2461	*size_arg = size_val;
2462
2463	return ret;
2464}
2465
2466static int smu_get_power_profile_mode(void *handle, char *buf)
2467{
2468	struct smu_context *smu = handle;
2469	int ret = 0;
2470
2471	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2472		return -EOPNOTSUPP;
2473
2474	mutex_lock(&smu->mutex);
2475
2476	if (smu->ppt_funcs->get_power_profile_mode)
2477		ret = smu->ppt_funcs->get_power_profile_mode(smu, buf);
2478
2479	mutex_unlock(&smu->mutex);
2480
2481	return ret;
2482}
2483
2484static int smu_set_power_profile_mode(void *handle,
2485				      long *param,
2486				      uint32_t param_size)
2487{
2488	struct smu_context *smu = handle;
2489	int ret = 0;
2490
2491	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2492		return -EOPNOTSUPP;
2493
2494	mutex_lock(&smu->mutex);
2495
2496	smu_bump_power_profile_mode(smu, param, param_size);
2497
2498	mutex_unlock(&smu->mutex);
2499
2500	return ret;
2501}
2502
2503
2504static u32 smu_get_fan_control_mode(void *handle)
2505{
2506	struct smu_context *smu = handle;
2507	u32 ret = 0;
2508
2509	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2510		return AMD_FAN_CTRL_NONE;
2511
2512	mutex_lock(&smu->mutex);
2513
2514	if (smu->ppt_funcs->get_fan_control_mode)
2515		ret = smu->ppt_funcs->get_fan_control_mode(smu);
2516
2517	mutex_unlock(&smu->mutex);
2518
2519	return ret;
2520}
2521
2522static int smu_set_fan_control_mode(struct smu_context *smu, int value)
2523{
2524	int ret = 0;
2525
2526	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2527		return  -EOPNOTSUPP;
2528
2529	mutex_lock(&smu->mutex);
2530
2531	if (smu->ppt_funcs->set_fan_control_mode) {
2532		ret = smu->ppt_funcs->set_fan_control_mode(smu, value);
2533		if (!ret && !(smu->user_dpm_profile.flags & SMU_DPM_USER_PROFILE_RESTORE))
2534			smu->user_dpm_profile.fan_mode = value;
2535	}
2536
2537	mutex_unlock(&smu->mutex);
2538
2539	/* reset user dpm fan speed */
2540	if (!ret && value != AMD_FAN_CTRL_MANUAL &&
2541			!(smu->user_dpm_profile.flags & SMU_DPM_USER_PROFILE_RESTORE))
2542		smu->user_dpm_profile.fan_speed_percent = 0;
2543
2544	return ret;
2545}
2546
2547static void smu_pp_set_fan_control_mode(void *handle, u32 value)
2548{
2549	struct smu_context *smu = handle;
2550
2551	smu_set_fan_control_mode(smu, value);
2552}
2553
2554
2555static int smu_get_fan_speed_percent(void *handle, u32 *speed)
2556{
2557	struct smu_context *smu = handle;
2558	int ret = 0;
2559	uint32_t percent;
2560
2561	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2562		return -EOPNOTSUPP;
2563
2564	mutex_lock(&smu->mutex);
2565
2566	if (smu->ppt_funcs->get_fan_speed_percent) {
2567		ret = smu->ppt_funcs->get_fan_speed_percent(smu, &percent);
2568		if (!ret) {
2569			*speed = percent > 100 ? 100 : percent;
2570		}
2571	}
2572
2573	mutex_unlock(&smu->mutex);
2574
2575
2576	return ret;
2577}
2578
2579static int smu_set_fan_speed_percent(void *handle, u32 speed)
2580{
2581	struct smu_context *smu = handle;
2582	int ret = 0;
2583
2584	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2585		return -EOPNOTSUPP;
2586
2587	mutex_lock(&smu->mutex);
2588
2589	if (smu->ppt_funcs->set_fan_speed_percent) {
2590		if (speed > 100)
2591			speed = 100;
2592		ret = smu->ppt_funcs->set_fan_speed_percent(smu, speed);
2593		if (!ret && !(smu->user_dpm_profile.flags & SMU_DPM_USER_PROFILE_RESTORE))
2594			smu->user_dpm_profile.fan_speed_percent = speed;
2595	}
2596
2597	mutex_unlock(&smu->mutex);
2598
2599	return ret;
2600}
2601
2602static int smu_get_fan_speed_rpm(void *handle, uint32_t *speed)
2603{
2604	struct smu_context *smu = handle;
2605	int ret = 0;
2606	u32 percent;
2607
2608	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2609		return -EOPNOTSUPP;
2610
2611	mutex_lock(&smu->mutex);
2612
2613	if (smu->ppt_funcs->get_fan_speed_percent) {
2614		ret = smu->ppt_funcs->get_fan_speed_percent(smu, &percent);
2615		*speed = percent * smu->fan_max_rpm / 100;
2616	}
2617
2618	mutex_unlock(&smu->mutex);
2619
2620	return ret;
2621}
2622
2623static int smu_set_deep_sleep_dcefclk(void *handle, uint32_t clk)
2624{
2625	struct smu_context *smu = handle;
2626	int ret = 0;
2627
2628	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2629		return -EOPNOTSUPP;
2630
2631	mutex_lock(&smu->mutex);
2632
2633	ret = smu_set_min_dcef_deep_sleep(smu, clk);
2634
2635	mutex_unlock(&smu->mutex);
2636
2637	return ret;
2638}
2639
2640static int smu_get_clock_by_type_with_latency(void *handle,
2641					      enum amd_pp_clock_type type,
2642					      struct pp_clock_levels_with_latency *clocks)
2643{
2644	struct smu_context *smu = handle;
2645	enum smu_clk_type clk_type;
2646	int ret = 0;
2647
2648	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2649		return -EOPNOTSUPP;
2650
2651	mutex_lock(&smu->mutex);
2652
2653	if (smu->ppt_funcs->get_clock_by_type_with_latency) {
2654		switch (type) {
2655		case amd_pp_sys_clock:
2656			clk_type = SMU_GFXCLK;
2657			break;
2658		case amd_pp_mem_clock:
2659			clk_type = SMU_MCLK;
2660			break;
2661		case amd_pp_dcef_clock:
2662			clk_type = SMU_DCEFCLK;
2663			break;
2664		case amd_pp_disp_clock:
2665			clk_type = SMU_DISPCLK;
2666			break;
2667		default:
2668			dev_err(smu->adev->dev, "Invalid clock type!\n");
2669			mutex_unlock(&smu->mutex);
2670			return -EINVAL;
2671		}
2672
2673		ret = smu->ppt_funcs->get_clock_by_type_with_latency(smu, clk_type, clocks);
2674	}
2675
2676	mutex_unlock(&smu->mutex);
2677
2678	return ret;
2679}
2680
2681static int smu_display_clock_voltage_request(void *handle,
2682					     struct pp_display_clock_request *clock_req)
2683{
2684	struct smu_context *smu = handle;
2685	int ret = 0;
2686
2687	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2688		return -EOPNOTSUPP;
2689
2690	mutex_lock(&smu->mutex);
2691
2692	if (smu->ppt_funcs->display_clock_voltage_request)
2693		ret = smu->ppt_funcs->display_clock_voltage_request(smu, clock_req);
2694
2695	mutex_unlock(&smu->mutex);
2696
2697	return ret;
2698}
2699
2700
2701static int smu_display_disable_memory_clock_switch(void *handle,
2702						   bool disable_memory_clock_switch)
2703{
2704	struct smu_context *smu = handle;
2705	int ret = -EINVAL;
2706
2707	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2708		return -EOPNOTSUPP;
2709
2710	mutex_lock(&smu->mutex);
2711
2712	if (smu->ppt_funcs->display_disable_memory_clock_switch)
2713		ret = smu->ppt_funcs->display_disable_memory_clock_switch(smu, disable_memory_clock_switch);
2714
2715	mutex_unlock(&smu->mutex);
2716
2717	return ret;
2718}
2719
2720static int smu_set_xgmi_pstate(void *handle,
2721			       uint32_t pstate)
2722{
2723	struct smu_context *smu = handle;
2724	int ret = 0;
2725
2726	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2727		return -EOPNOTSUPP;
2728
2729	mutex_lock(&smu->mutex);
2730
2731	if (smu->ppt_funcs->set_xgmi_pstate)
2732		ret = smu->ppt_funcs->set_xgmi_pstate(smu, pstate);
2733
2734	mutex_unlock(&smu->mutex);
2735
2736	if(ret)
2737		dev_err(smu->adev->dev, "Failed to set XGMI pstate!\n");
2738
2739	return ret;
2740}
2741
2742static int smu_get_baco_capability(void *handle, bool *cap)
2743{
2744	struct smu_context *smu = handle;
2745	int ret = 0;
2746
2747	*cap = false;
2748
2749	if (!smu->pm_enabled)
2750		return 0;
2751
2752	mutex_lock(&smu->mutex);
2753
2754	if (smu->ppt_funcs && smu->ppt_funcs->baco_is_support)
2755		*cap = smu->ppt_funcs->baco_is_support(smu);
2756
2757	mutex_unlock(&smu->mutex);
2758
2759	return ret;
2760}
2761
2762static int smu_baco_set_state(void *handle, int state)
2763{
2764	struct smu_context *smu = handle;
2765	int ret = 0;
2766
2767	if (!smu->pm_enabled)
2768		return -EOPNOTSUPP;
2769
2770	if (state == 0) {
2771		mutex_lock(&smu->mutex);
2772
2773		if (smu->ppt_funcs->baco_exit)
2774			ret = smu->ppt_funcs->baco_exit(smu);
2775
2776		mutex_unlock(&smu->mutex);
2777	} else if (state == 1) {
2778		mutex_lock(&smu->mutex);
2779
2780		if (smu->ppt_funcs->baco_enter)
2781			ret = smu->ppt_funcs->baco_enter(smu);
2782
2783		mutex_unlock(&smu->mutex);
2784
2785	} else {
2786		return -EINVAL;
2787	}
2788
2789	if (ret)
2790		dev_err(smu->adev->dev, "Failed to %s BACO state!\n",
2791				(state)?"enter":"exit");
2792
2793	return ret;
2794}
2795
2796bool smu_mode1_reset_is_support(struct smu_context *smu)
2797{
2798	bool ret = false;
2799
2800	if (!smu->pm_enabled)
2801		return false;
2802
2803	mutex_lock(&smu->mutex);
2804
2805	if (smu->ppt_funcs && smu->ppt_funcs->mode1_reset_is_support)
2806		ret = smu->ppt_funcs->mode1_reset_is_support(smu);
2807
2808	mutex_unlock(&smu->mutex);
2809
2810	return ret;
2811}
2812
2813bool smu_mode2_reset_is_support(struct smu_context *smu)
2814{
2815	bool ret = false;
2816
2817	if (!smu->pm_enabled)
2818		return false;
2819
2820	mutex_lock(&smu->mutex);
2821
2822	if (smu->ppt_funcs && smu->ppt_funcs->mode2_reset_is_support)
2823		ret = smu->ppt_funcs->mode2_reset_is_support(smu);
2824
2825	mutex_unlock(&smu->mutex);
2826
2827	return ret;
2828}
2829
2830int smu_mode1_reset(struct smu_context *smu)
2831{
2832	int ret = 0;
2833
2834	if (!smu->pm_enabled)
2835		return -EOPNOTSUPP;
2836
2837	mutex_lock(&smu->mutex);
2838
2839	if (smu->ppt_funcs->mode1_reset)
2840		ret = smu->ppt_funcs->mode1_reset(smu);
2841
2842	mutex_unlock(&smu->mutex);
2843
2844	return ret;
2845}
2846
2847static int smu_mode2_reset(void *handle)
2848{
2849	struct smu_context *smu = handle;
2850	int ret = 0;
2851
2852	if (!smu->pm_enabled)
2853		return -EOPNOTSUPP;
2854
2855	mutex_lock(&smu->mutex);
2856
2857	if (smu->ppt_funcs->mode2_reset)
2858		ret = smu->ppt_funcs->mode2_reset(smu);
2859
2860	mutex_unlock(&smu->mutex);
2861
2862	if (ret)
2863		dev_err(smu->adev->dev, "Mode2 reset failed!\n");
2864
2865	return ret;
2866}
2867
2868static int smu_get_max_sustainable_clocks_by_dc(void *handle,
2869						struct pp_smu_nv_clock_table *max_clocks)
2870{
2871	struct smu_context *smu = handle;
2872	int ret = 0;
2873
2874	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2875		return -EOPNOTSUPP;
2876
2877	mutex_lock(&smu->mutex);
2878
2879	if (smu->ppt_funcs->get_max_sustainable_clocks_by_dc)
2880		ret = smu->ppt_funcs->get_max_sustainable_clocks_by_dc(smu, max_clocks);
2881
2882	mutex_unlock(&smu->mutex);
2883
2884	return ret;
2885}
2886
2887static int smu_get_uclk_dpm_states(void *handle,
2888				   unsigned int *clock_values_in_khz,
2889				   unsigned int *num_states)
2890{
2891	struct smu_context *smu = handle;
2892	int ret = 0;
2893
2894	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2895		return -EOPNOTSUPP;
2896
2897	mutex_lock(&smu->mutex);
2898
2899	if (smu->ppt_funcs->get_uclk_dpm_states)
2900		ret = smu->ppt_funcs->get_uclk_dpm_states(smu, clock_values_in_khz, num_states);
2901
2902	mutex_unlock(&smu->mutex);
2903
2904	return ret;
2905}
2906
2907static enum amd_pm_state_type smu_get_current_power_state(void *handle)
2908{
2909	struct smu_context *smu = handle;
2910	enum amd_pm_state_type pm_state = POWER_STATE_TYPE_DEFAULT;
2911
2912	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2913		return -EOPNOTSUPP;
2914
2915	mutex_lock(&smu->mutex);
2916
2917	if (smu->ppt_funcs->get_current_power_state)
2918		pm_state = smu->ppt_funcs->get_current_power_state(smu);
2919
2920	mutex_unlock(&smu->mutex);
2921
2922	return pm_state;
2923}
2924
2925static int smu_get_dpm_clock_table(void *handle,
2926				   struct dpm_clocks *clock_table)
2927{
2928	struct smu_context *smu = handle;
2929	int ret = 0;
2930
2931	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2932		return -EOPNOTSUPP;
2933
2934	mutex_lock(&smu->mutex);
2935
2936	if (smu->ppt_funcs->get_dpm_clock_table)
2937		ret = smu->ppt_funcs->get_dpm_clock_table(smu, clock_table);
2938
2939	mutex_unlock(&smu->mutex);
2940
2941	return ret;
2942}
2943
2944static ssize_t smu_sys_get_gpu_metrics(void *handle, void **table)
2945{
2946	struct smu_context *smu = handle;
2947	ssize_t size;
2948
2949	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2950		return -EOPNOTSUPP;
2951
2952	if (!smu->ppt_funcs->get_gpu_metrics)
2953		return -EOPNOTSUPP;
2954
2955	mutex_lock(&smu->mutex);
2956
2957	size = smu->ppt_funcs->get_gpu_metrics(smu, table);
2958
2959	mutex_unlock(&smu->mutex);
2960
2961	return size;
2962}
2963
2964static int smu_enable_mgpu_fan_boost(void *handle)
2965{
2966	struct smu_context *smu = handle;
2967	int ret = 0;
2968
2969	if (!smu->pm_enabled || !smu->adev->pm.dpm_enabled)
2970		return -EOPNOTSUPP;
2971
2972	mutex_lock(&smu->mutex);
2973
2974	if (smu->ppt_funcs->enable_mgpu_fan_boost)
2975		ret = smu->ppt_funcs->enable_mgpu_fan_boost(smu);
2976
2977	mutex_unlock(&smu->mutex);
2978
2979	return ret;
2980}
2981
2982static int smu_gfx_state_change_set(void *handle,
2983				    uint32_t state)
2984{
2985	struct smu_context *smu = handle;
2986	int ret = 0;
2987
2988	mutex_lock(&smu->mutex);
2989	if (smu->ppt_funcs->gfx_state_change_set)
2990		ret = smu->ppt_funcs->gfx_state_change_set(smu, state);
2991	mutex_unlock(&smu->mutex);
2992
2993	return ret;
2994}
2995
2996int smu_set_light_sbr(struct smu_context *smu, bool enable)
2997{
2998	int ret = 0;
2999
3000	mutex_lock(&smu->mutex);
3001	if (smu->ppt_funcs->set_light_sbr)
3002		ret = smu->ppt_funcs->set_light_sbr(smu, enable);
3003	mutex_unlock(&smu->mutex);
3004
3005	return ret;
3006}
3007
3008static int smu_get_prv_buffer_details(void *handle, void **addr, size_t *size)
3009{
3010	struct smu_context *smu = handle;
3011	struct smu_table_context *smu_table = &smu->smu_table;
3012	struct smu_table *memory_pool = &smu_table->memory_pool;
3013
3014	if (!addr || !size)
3015		return -EINVAL;
3016
3017	*addr = NULL;
3018	*size = 0;
3019	mutex_lock(&smu->mutex);
3020	if (memory_pool->bo) {
3021		*addr = memory_pool->cpu_addr;
3022		*size = memory_pool->size;
3023	}
3024	mutex_unlock(&smu->mutex);
3025
3026	return 0;
3027}
3028
3029static const struct amd_pm_funcs swsmu_pm_funcs = {
3030	/* export for sysfs */
3031	.set_fan_control_mode    = smu_pp_set_fan_control_mode,
3032	.get_fan_control_mode    = smu_get_fan_control_mode,
3033	.set_fan_speed_percent   = smu_set_fan_speed_percent,
3034	.get_fan_speed_percent   = smu_get_fan_speed_percent,
3035	.force_clock_level       = smu_force_ppclk_levels,
3036	.print_clock_levels      = smu_print_ppclk_levels,
3037	.force_performance_level = smu_force_performance_level,
3038	.read_sensor             = smu_read_sensor,
3039	.get_performance_level   = smu_get_performance_level,
3040	.get_current_power_state = smu_get_current_power_state,
3041	.get_fan_speed_rpm       = smu_get_fan_speed_rpm,
3042	.set_fan_speed_rpm       = smu_set_fan_speed_rpm,
3043	.get_pp_num_states       = smu_get_power_num_states,
3044	.get_pp_table            = smu_sys_get_pp_table,
3045	.set_pp_table            = smu_sys_set_pp_table,
3046	.switch_power_profile    = smu_switch_power_profile,
3047	/* export to amdgpu */
3048	.dispatch_tasks          = smu_handle_dpm_task,
3049	.load_firmware           = smu_load_microcode,
3050	.set_powergating_by_smu  = smu_dpm_set_power_gate,
3051	.set_power_limit         = smu_set_power_limit,
3052	.get_power_limit         = smu_get_power_limit,
3053	.get_power_profile_mode  = smu_get_power_profile_mode,
3054	.set_power_profile_mode  = smu_set_power_profile_mode,
3055	.odn_edit_dpm_table      = smu_od_edit_dpm_table,
3056	.set_mp1_state           = smu_set_mp1_state,
3057	.gfx_state_change_set    = smu_gfx_state_change_set,
3058	/* export to DC */
3059	.get_sclk                         = smu_get_sclk,
3060	.get_mclk                         = smu_get_mclk,
3061	.display_configuration_change     = smu_display_configuration_change,
3062	.get_clock_by_type_with_latency   = smu_get_clock_by_type_with_latency,
3063	.display_clock_voltage_request    = smu_display_clock_voltage_request,
3064	.enable_mgpu_fan_boost            = smu_enable_mgpu_fan_boost,
3065	.set_active_display_count         = smu_set_display_count,
3066	.set_min_deep_sleep_dcefclk       = smu_set_deep_sleep_dcefclk,
3067	.get_asic_baco_capability         = smu_get_baco_capability,
3068	.set_asic_baco_state              = smu_baco_set_state,
3069	.get_ppfeature_status             = smu_sys_get_pp_feature_mask,
3070	.set_ppfeature_status             = smu_sys_set_pp_feature_mask,
3071	.asic_reset_mode_2                = smu_mode2_reset,
3072	.set_df_cstate                    = smu_set_df_cstate,
3073	.set_xgmi_pstate                  = smu_set_xgmi_pstate,
3074	.get_gpu_metrics                  = smu_sys_get_gpu_metrics,
3075	.set_watermarks_for_clock_ranges     = smu_set_watermarks_for_clock_ranges,
3076	.display_disable_memory_clock_switch = smu_display_disable_memory_clock_switch,
3077	.get_max_sustainable_clocks_by_dc    = smu_get_max_sustainable_clocks_by_dc,
3078	.get_uclk_dpm_states              = smu_get_uclk_dpm_states,
3079	.get_dpm_clock_table              = smu_get_dpm_clock_table,
3080	.get_smu_prv_buf_details = smu_get_prv_buffer_details,
3081};
3082
3083int smu_wait_for_event(struct amdgpu_device *adev, enum smu_event_type event,
3084		       uint64_t event_arg)
3085{
3086	int ret = -EINVAL;
3087	struct smu_context *smu = &adev->smu;
3088
3089	if (smu->ppt_funcs->wait_for_event) {
3090		mutex_lock(&smu->mutex);
3091		ret = smu->ppt_funcs->wait_for_event(smu, event, event_arg);
3092		mutex_unlock(&smu->mutex);
3093	}
3094
3095	return ret;
3096}