cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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amd_powerplay.c (38601B)


      1/*
      2 * Copyright 2015 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 "pp_debug.h"
     24#include <linux/types.h>
     25#include <linux/kernel.h>
     26#include <linux/gfp.h>
     27#include <linux/slab.h>
     28#include <linux/firmware.h>
     29#include "amd_shared.h"
     30#include "amd_powerplay.h"
     31#include "power_state.h"
     32#include "amdgpu.h"
     33#include "hwmgr.h"
     34#include "amdgpu_dpm_internal.h"
     35#include "amdgpu_display.h"
     36
     37static const struct amd_pm_funcs pp_dpm_funcs;
     38
     39static int amd_powerplay_create(struct amdgpu_device *adev)
     40{
     41	struct pp_hwmgr *hwmgr;
     42
     43	if (adev == NULL)
     44		return -EINVAL;
     45
     46	hwmgr = kzalloc(sizeof(struct pp_hwmgr), GFP_KERNEL);
     47	if (hwmgr == NULL)
     48		return -ENOMEM;
     49
     50	hwmgr->adev = adev;
     51	hwmgr->not_vf = !amdgpu_sriov_vf(adev);
     52	hwmgr->device = amdgpu_cgs_create_device(adev);
     53	mutex_init(&hwmgr->msg_lock);
     54	hwmgr->chip_family = adev->family;
     55	hwmgr->chip_id = adev->asic_type;
     56	hwmgr->feature_mask = adev->pm.pp_feature;
     57	hwmgr->display_config = &adev->pm.pm_display_cfg;
     58	adev->powerplay.pp_handle = hwmgr;
     59	adev->powerplay.pp_funcs = &pp_dpm_funcs;
     60	return 0;
     61}
     62
     63
     64static void amd_powerplay_destroy(struct amdgpu_device *adev)
     65{
     66	struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle;
     67
     68	mutex_destroy(&hwmgr->msg_lock);
     69
     70	kfree(hwmgr->hardcode_pp_table);
     71	hwmgr->hardcode_pp_table = NULL;
     72
     73	kfree(hwmgr);
     74	hwmgr = NULL;
     75}
     76
     77static int pp_early_init(void *handle)
     78{
     79	int ret;
     80	struct amdgpu_device *adev = handle;
     81
     82	ret = amd_powerplay_create(adev);
     83
     84	if (ret != 0)
     85		return ret;
     86
     87	ret = hwmgr_early_init(adev->powerplay.pp_handle);
     88	if (ret)
     89		return -EINVAL;
     90
     91	return 0;
     92}
     93
     94static int pp_sw_init(void *handle)
     95{
     96	struct amdgpu_device *adev = handle;
     97	struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle;
     98	int ret = 0;
     99
    100	ret = hwmgr_sw_init(hwmgr);
    101
    102	pr_debug("powerplay sw init %s\n", ret ? "failed" : "successfully");
    103
    104	return ret;
    105}
    106
    107static int pp_sw_fini(void *handle)
    108{
    109	struct amdgpu_device *adev = handle;
    110	struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle;
    111
    112	hwmgr_sw_fini(hwmgr);
    113
    114	release_firmware(adev->pm.fw);
    115	adev->pm.fw = NULL;
    116
    117	return 0;
    118}
    119
    120static int pp_hw_init(void *handle)
    121{
    122	int ret = 0;
    123	struct amdgpu_device *adev = handle;
    124	struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle;
    125
    126	ret = hwmgr_hw_init(hwmgr);
    127
    128	if (ret)
    129		pr_err("powerplay hw init failed\n");
    130
    131	return ret;
    132}
    133
    134static int pp_hw_fini(void *handle)
    135{
    136	struct amdgpu_device *adev = handle;
    137	struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle;
    138
    139	hwmgr_hw_fini(hwmgr);
    140
    141	return 0;
    142}
    143
    144static void pp_reserve_vram_for_smu(struct amdgpu_device *adev)
    145{
    146	int r = -EINVAL;
    147	void *cpu_ptr = NULL;
    148	uint64_t gpu_addr;
    149	struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle;
    150
    151	if (amdgpu_bo_create_kernel(adev, adev->pm.smu_prv_buffer_size,
    152						PAGE_SIZE, AMDGPU_GEM_DOMAIN_GTT,
    153						&adev->pm.smu_prv_buffer,
    154						&gpu_addr,
    155						&cpu_ptr)) {
    156		DRM_ERROR("amdgpu: failed to create smu prv buffer\n");
    157		return;
    158	}
    159
    160	if (hwmgr->hwmgr_func->notify_cac_buffer_info)
    161		r = hwmgr->hwmgr_func->notify_cac_buffer_info(hwmgr,
    162					lower_32_bits((unsigned long)cpu_ptr),
    163					upper_32_bits((unsigned long)cpu_ptr),
    164					lower_32_bits(gpu_addr),
    165					upper_32_bits(gpu_addr),
    166					adev->pm.smu_prv_buffer_size);
    167
    168	if (r) {
    169		amdgpu_bo_free_kernel(&adev->pm.smu_prv_buffer, NULL, NULL);
    170		adev->pm.smu_prv_buffer = NULL;
    171		DRM_ERROR("amdgpu: failed to notify SMU buffer address\n");
    172	}
    173}
    174
    175static int pp_late_init(void *handle)
    176{
    177	struct amdgpu_device *adev = handle;
    178	struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle;
    179
    180	if (hwmgr && hwmgr->pm_en)
    181		hwmgr_handle_task(hwmgr,
    182					AMD_PP_TASK_COMPLETE_INIT, NULL);
    183	if (adev->pm.smu_prv_buffer_size != 0)
    184		pp_reserve_vram_for_smu(adev);
    185
    186	return 0;
    187}
    188
    189static void pp_late_fini(void *handle)
    190{
    191	struct amdgpu_device *adev = handle;
    192
    193	if (adev->pm.smu_prv_buffer)
    194		amdgpu_bo_free_kernel(&adev->pm.smu_prv_buffer, NULL, NULL);
    195	amd_powerplay_destroy(adev);
    196}
    197
    198
    199static bool pp_is_idle(void *handle)
    200{
    201	return false;
    202}
    203
    204static int pp_wait_for_idle(void *handle)
    205{
    206	return 0;
    207}
    208
    209static int pp_sw_reset(void *handle)
    210{
    211	return 0;
    212}
    213
    214static int pp_set_powergating_state(void *handle,
    215				    enum amd_powergating_state state)
    216{
    217	return 0;
    218}
    219
    220static int pp_suspend(void *handle)
    221{
    222	struct amdgpu_device *adev = handle;
    223	struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle;
    224
    225	return hwmgr_suspend(hwmgr);
    226}
    227
    228static int pp_resume(void *handle)
    229{
    230	struct amdgpu_device *adev = handle;
    231	struct pp_hwmgr *hwmgr = adev->powerplay.pp_handle;
    232
    233	return hwmgr_resume(hwmgr);
    234}
    235
    236static int pp_set_clockgating_state(void *handle,
    237					  enum amd_clockgating_state state)
    238{
    239	return 0;
    240}
    241
    242static const struct amd_ip_funcs pp_ip_funcs = {
    243	.name = "powerplay",
    244	.early_init = pp_early_init,
    245	.late_init = pp_late_init,
    246	.sw_init = pp_sw_init,
    247	.sw_fini = pp_sw_fini,
    248	.hw_init = pp_hw_init,
    249	.hw_fini = pp_hw_fini,
    250	.late_fini = pp_late_fini,
    251	.suspend = pp_suspend,
    252	.resume = pp_resume,
    253	.is_idle = pp_is_idle,
    254	.wait_for_idle = pp_wait_for_idle,
    255	.soft_reset = pp_sw_reset,
    256	.set_clockgating_state = pp_set_clockgating_state,
    257	.set_powergating_state = pp_set_powergating_state,
    258};
    259
    260const struct amdgpu_ip_block_version pp_smu_ip_block =
    261{
    262	.type = AMD_IP_BLOCK_TYPE_SMC,
    263	.major = 1,
    264	.minor = 0,
    265	.rev = 0,
    266	.funcs = &pp_ip_funcs,
    267};
    268
    269/* This interface only be supported On Vi,
    270 * because only smu7/8 can help to load gfx/sdma fw,
    271 * smu need to be enabled before load other ip's fw.
    272 * so call start smu to load smu7 fw and other ip's fw
    273 */
    274static int pp_dpm_load_fw(void *handle)
    275{
    276	struct pp_hwmgr *hwmgr = handle;
    277
    278	if (!hwmgr || !hwmgr->smumgr_funcs || !hwmgr->smumgr_funcs->start_smu)
    279		return -EINVAL;
    280
    281	if (hwmgr->smumgr_funcs->start_smu(hwmgr)) {
    282		pr_err("fw load failed\n");
    283		return -EINVAL;
    284	}
    285
    286	return 0;
    287}
    288
    289static int pp_dpm_fw_loading_complete(void *handle)
    290{
    291	return 0;
    292}
    293
    294static int pp_set_clockgating_by_smu(void *handle, uint32_t msg_id)
    295{
    296	struct pp_hwmgr *hwmgr = handle;
    297
    298	if (!hwmgr || !hwmgr->pm_en)
    299		return -EINVAL;
    300
    301	if (hwmgr->hwmgr_func->update_clock_gatings == NULL) {
    302		pr_info_ratelimited("%s was not implemented.\n", __func__);
    303		return 0;
    304	}
    305
    306	return hwmgr->hwmgr_func->update_clock_gatings(hwmgr, &msg_id);
    307}
    308
    309static void pp_dpm_en_umd_pstate(struct pp_hwmgr  *hwmgr,
    310						enum amd_dpm_forced_level *level)
    311{
    312	uint32_t profile_mode_mask = AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD |
    313					AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK |
    314					AMD_DPM_FORCED_LEVEL_PROFILE_MIN_MCLK |
    315					AMD_DPM_FORCED_LEVEL_PROFILE_PEAK;
    316
    317	if (!(hwmgr->dpm_level & profile_mode_mask)) {
    318		/* enter umd pstate, save current level, disable gfx cg*/
    319		if (*level & profile_mode_mask) {
    320			hwmgr->saved_dpm_level = hwmgr->dpm_level;
    321			hwmgr->en_umd_pstate = true;
    322		}
    323	} else {
    324		/* exit umd pstate, restore level, enable gfx cg*/
    325		if (!(*level & profile_mode_mask)) {
    326			if (*level == AMD_DPM_FORCED_LEVEL_PROFILE_EXIT)
    327				*level = hwmgr->saved_dpm_level;
    328			hwmgr->en_umd_pstate = false;
    329		}
    330	}
    331}
    332
    333static int pp_dpm_force_performance_level(void *handle,
    334					enum amd_dpm_forced_level level)
    335{
    336	struct pp_hwmgr *hwmgr = handle;
    337
    338	if (!hwmgr || !hwmgr->pm_en)
    339		return -EINVAL;
    340
    341	if (level == hwmgr->dpm_level)
    342		return 0;
    343
    344	pp_dpm_en_umd_pstate(hwmgr, &level);
    345	hwmgr->request_dpm_level = level;
    346	hwmgr_handle_task(hwmgr, AMD_PP_TASK_READJUST_POWER_STATE, NULL);
    347
    348	return 0;
    349}
    350
    351static enum amd_dpm_forced_level pp_dpm_get_performance_level(
    352								void *handle)
    353{
    354	struct pp_hwmgr *hwmgr = handle;
    355
    356	if (!hwmgr || !hwmgr->pm_en)
    357		return -EINVAL;
    358
    359	return hwmgr->dpm_level;
    360}
    361
    362static uint32_t pp_dpm_get_sclk(void *handle, bool low)
    363{
    364	struct pp_hwmgr *hwmgr = handle;
    365
    366	if (!hwmgr || !hwmgr->pm_en)
    367		return 0;
    368
    369	if (hwmgr->hwmgr_func->get_sclk == NULL) {
    370		pr_info_ratelimited("%s was not implemented.\n", __func__);
    371		return 0;
    372	}
    373	return hwmgr->hwmgr_func->get_sclk(hwmgr, low);
    374}
    375
    376static uint32_t pp_dpm_get_mclk(void *handle, bool low)
    377{
    378	struct pp_hwmgr *hwmgr = handle;
    379
    380	if (!hwmgr || !hwmgr->pm_en)
    381		return 0;
    382
    383	if (hwmgr->hwmgr_func->get_mclk == NULL) {
    384		pr_info_ratelimited("%s was not implemented.\n", __func__);
    385		return 0;
    386	}
    387	return hwmgr->hwmgr_func->get_mclk(hwmgr, low);
    388}
    389
    390static void pp_dpm_powergate_vce(void *handle, bool gate)
    391{
    392	struct pp_hwmgr *hwmgr = handle;
    393
    394	if (!hwmgr || !hwmgr->pm_en)
    395		return;
    396
    397	if (hwmgr->hwmgr_func->powergate_vce == NULL) {
    398		pr_info_ratelimited("%s was not implemented.\n", __func__);
    399		return;
    400	}
    401	hwmgr->hwmgr_func->powergate_vce(hwmgr, gate);
    402}
    403
    404static void pp_dpm_powergate_uvd(void *handle, bool gate)
    405{
    406	struct pp_hwmgr *hwmgr = handle;
    407
    408	if (!hwmgr || !hwmgr->pm_en)
    409		return;
    410
    411	if (hwmgr->hwmgr_func->powergate_uvd == NULL) {
    412		pr_info_ratelimited("%s was not implemented.\n", __func__);
    413		return;
    414	}
    415	hwmgr->hwmgr_func->powergate_uvd(hwmgr, gate);
    416}
    417
    418static int pp_dpm_dispatch_tasks(void *handle, enum amd_pp_task task_id,
    419		enum amd_pm_state_type *user_state)
    420{
    421	struct pp_hwmgr *hwmgr = handle;
    422
    423	if (!hwmgr || !hwmgr->pm_en)
    424		return -EINVAL;
    425
    426	return hwmgr_handle_task(hwmgr, task_id, user_state);
    427}
    428
    429static enum amd_pm_state_type pp_dpm_get_current_power_state(void *handle)
    430{
    431	struct pp_hwmgr *hwmgr = handle;
    432	struct pp_power_state *state;
    433	enum amd_pm_state_type pm_type;
    434
    435	if (!hwmgr || !hwmgr->pm_en || !hwmgr->current_ps)
    436		return -EINVAL;
    437
    438	state = hwmgr->current_ps;
    439
    440	switch (state->classification.ui_label) {
    441	case PP_StateUILabel_Battery:
    442		pm_type = POWER_STATE_TYPE_BATTERY;
    443		break;
    444	case PP_StateUILabel_Balanced:
    445		pm_type = POWER_STATE_TYPE_BALANCED;
    446		break;
    447	case PP_StateUILabel_Performance:
    448		pm_type = POWER_STATE_TYPE_PERFORMANCE;
    449		break;
    450	default:
    451		if (state->classification.flags & PP_StateClassificationFlag_Boot)
    452			pm_type = POWER_STATE_TYPE_INTERNAL_BOOT;
    453		else
    454			pm_type = POWER_STATE_TYPE_DEFAULT;
    455		break;
    456	}
    457
    458	return pm_type;
    459}
    460
    461static int pp_dpm_set_fan_control_mode(void *handle, uint32_t mode)
    462{
    463	struct pp_hwmgr *hwmgr = handle;
    464
    465	if (!hwmgr || !hwmgr->pm_en)
    466		return -EOPNOTSUPP;
    467
    468	if (hwmgr->hwmgr_func->set_fan_control_mode == NULL)
    469		return -EOPNOTSUPP;
    470
    471	if (mode == U32_MAX)
    472		return -EINVAL;
    473
    474	hwmgr->hwmgr_func->set_fan_control_mode(hwmgr, mode);
    475
    476	return 0;
    477}
    478
    479static int pp_dpm_get_fan_control_mode(void *handle, uint32_t *fan_mode)
    480{
    481	struct pp_hwmgr *hwmgr = handle;
    482
    483	if (!hwmgr || !hwmgr->pm_en)
    484		return -EOPNOTSUPP;
    485
    486	if (hwmgr->hwmgr_func->get_fan_control_mode == NULL)
    487		return -EOPNOTSUPP;
    488
    489	if (!fan_mode)
    490		return -EINVAL;
    491
    492	*fan_mode = hwmgr->hwmgr_func->get_fan_control_mode(hwmgr);
    493	return 0;
    494}
    495
    496static int pp_dpm_set_fan_speed_pwm(void *handle, uint32_t speed)
    497{
    498	struct pp_hwmgr *hwmgr = handle;
    499
    500	if (!hwmgr || !hwmgr->pm_en)
    501		return -EOPNOTSUPP;
    502
    503	if (hwmgr->hwmgr_func->set_fan_speed_pwm == NULL)
    504		return -EOPNOTSUPP;
    505
    506	if (speed == U32_MAX)
    507		return -EINVAL;
    508
    509	return hwmgr->hwmgr_func->set_fan_speed_pwm(hwmgr, speed);
    510}
    511
    512static int pp_dpm_get_fan_speed_pwm(void *handle, uint32_t *speed)
    513{
    514	struct pp_hwmgr *hwmgr = handle;
    515
    516	if (!hwmgr || !hwmgr->pm_en)
    517		return -EOPNOTSUPP;
    518
    519	if (hwmgr->hwmgr_func->get_fan_speed_pwm == NULL)
    520		return -EOPNOTSUPP;
    521
    522	if (!speed)
    523		return -EINVAL;
    524
    525	return hwmgr->hwmgr_func->get_fan_speed_pwm(hwmgr, speed);
    526}
    527
    528static int pp_dpm_get_fan_speed_rpm(void *handle, uint32_t *rpm)
    529{
    530	struct pp_hwmgr *hwmgr = handle;
    531
    532	if (!hwmgr || !hwmgr->pm_en)
    533		return -EOPNOTSUPP;
    534
    535	if (hwmgr->hwmgr_func->get_fan_speed_rpm == NULL)
    536		return -EOPNOTSUPP;
    537
    538	if (!rpm)
    539		return -EINVAL;
    540
    541	return hwmgr->hwmgr_func->get_fan_speed_rpm(hwmgr, rpm);
    542}
    543
    544static int pp_dpm_set_fan_speed_rpm(void *handle, uint32_t rpm)
    545{
    546	struct pp_hwmgr *hwmgr = handle;
    547
    548	if (!hwmgr || !hwmgr->pm_en)
    549		return -EOPNOTSUPP;
    550
    551	if (hwmgr->hwmgr_func->set_fan_speed_rpm == NULL)
    552		return -EOPNOTSUPP;
    553
    554	if (rpm == U32_MAX)
    555		return -EINVAL;
    556
    557	return hwmgr->hwmgr_func->set_fan_speed_rpm(hwmgr, rpm);
    558}
    559
    560static int pp_dpm_get_pp_num_states(void *handle,
    561		struct pp_states_info *data)
    562{
    563	struct pp_hwmgr *hwmgr = handle;
    564	int i;
    565
    566	memset(data, 0, sizeof(*data));
    567
    568	if (!hwmgr || !hwmgr->pm_en ||!hwmgr->ps)
    569		return -EINVAL;
    570
    571	data->nums = hwmgr->num_ps;
    572
    573	for (i = 0; i < hwmgr->num_ps; i++) {
    574		struct pp_power_state *state = (struct pp_power_state *)
    575				((unsigned long)hwmgr->ps + i * hwmgr->ps_size);
    576		switch (state->classification.ui_label) {
    577		case PP_StateUILabel_Battery:
    578			data->states[i] = POWER_STATE_TYPE_BATTERY;
    579			break;
    580		case PP_StateUILabel_Balanced:
    581			data->states[i] = POWER_STATE_TYPE_BALANCED;
    582			break;
    583		case PP_StateUILabel_Performance:
    584			data->states[i] = POWER_STATE_TYPE_PERFORMANCE;
    585			break;
    586		default:
    587			if (state->classification.flags & PP_StateClassificationFlag_Boot)
    588				data->states[i] = POWER_STATE_TYPE_INTERNAL_BOOT;
    589			else
    590				data->states[i] = POWER_STATE_TYPE_DEFAULT;
    591		}
    592	}
    593	return 0;
    594}
    595
    596static int pp_dpm_get_pp_table(void *handle, char **table)
    597{
    598	struct pp_hwmgr *hwmgr = handle;
    599
    600	if (!hwmgr || !hwmgr->pm_en ||!hwmgr->soft_pp_table)
    601		return -EINVAL;
    602
    603	*table = (char *)hwmgr->soft_pp_table;
    604	return hwmgr->soft_pp_table_size;
    605}
    606
    607static int amd_powerplay_reset(void *handle)
    608{
    609	struct pp_hwmgr *hwmgr = handle;
    610	int ret;
    611
    612	ret = hwmgr_hw_fini(hwmgr);
    613	if (ret)
    614		return ret;
    615
    616	ret = hwmgr_hw_init(hwmgr);
    617	if (ret)
    618		return ret;
    619
    620	return hwmgr_handle_task(hwmgr, AMD_PP_TASK_COMPLETE_INIT, NULL);
    621}
    622
    623static int pp_dpm_set_pp_table(void *handle, const char *buf, size_t size)
    624{
    625	struct pp_hwmgr *hwmgr = handle;
    626	int ret = -ENOMEM;
    627
    628	if (!hwmgr || !hwmgr->pm_en)
    629		return -EINVAL;
    630
    631	if (!hwmgr->hardcode_pp_table) {
    632		hwmgr->hardcode_pp_table = kmemdup(hwmgr->soft_pp_table,
    633						   hwmgr->soft_pp_table_size,
    634						   GFP_KERNEL);
    635		if (!hwmgr->hardcode_pp_table)
    636			return ret;
    637	}
    638
    639	memcpy(hwmgr->hardcode_pp_table, buf, size);
    640
    641	hwmgr->soft_pp_table = hwmgr->hardcode_pp_table;
    642
    643	ret = amd_powerplay_reset(handle);
    644	if (ret)
    645		return ret;
    646
    647	if (hwmgr->hwmgr_func->avfs_control)
    648		ret = hwmgr->hwmgr_func->avfs_control(hwmgr, false);
    649
    650	return ret;
    651}
    652
    653static int pp_dpm_force_clock_level(void *handle,
    654		enum pp_clock_type type, uint32_t mask)
    655{
    656	struct pp_hwmgr *hwmgr = handle;
    657
    658	if (!hwmgr || !hwmgr->pm_en)
    659		return -EINVAL;
    660
    661	if (hwmgr->hwmgr_func->force_clock_level == NULL) {
    662		pr_info_ratelimited("%s was not implemented.\n", __func__);
    663		return 0;
    664	}
    665
    666	if (hwmgr->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL) {
    667		pr_debug("force clock level is for dpm manual mode only.\n");
    668		return -EINVAL;
    669	}
    670
    671	return hwmgr->hwmgr_func->force_clock_level(hwmgr, type, mask);
    672}
    673
    674static int pp_dpm_emit_clock_levels(void *handle,
    675				    enum pp_clock_type type,
    676				    char *buf,
    677				    int *offset)
    678{
    679	struct pp_hwmgr *hwmgr = handle;
    680
    681	if (!hwmgr || !hwmgr->pm_en)
    682		return -EOPNOTSUPP;
    683
    684	if (!hwmgr->hwmgr_func->emit_clock_levels)
    685		return -ENOENT;
    686
    687	return hwmgr->hwmgr_func->emit_clock_levels(hwmgr, type, buf, offset);
    688}
    689
    690static int pp_dpm_print_clock_levels(void *handle,
    691		enum pp_clock_type type, char *buf)
    692{
    693	struct pp_hwmgr *hwmgr = handle;
    694
    695	if (!hwmgr || !hwmgr->pm_en)
    696		return -EINVAL;
    697
    698	if (hwmgr->hwmgr_func->print_clock_levels == NULL) {
    699		pr_info_ratelimited("%s was not implemented.\n", __func__);
    700		return 0;
    701	}
    702	return hwmgr->hwmgr_func->print_clock_levels(hwmgr, type, buf);
    703}
    704
    705static int pp_dpm_get_sclk_od(void *handle)
    706{
    707	struct pp_hwmgr *hwmgr = handle;
    708
    709	if (!hwmgr || !hwmgr->pm_en)
    710		return -EINVAL;
    711
    712	if (hwmgr->hwmgr_func->get_sclk_od == NULL) {
    713		pr_info_ratelimited("%s was not implemented.\n", __func__);
    714		return 0;
    715	}
    716	return hwmgr->hwmgr_func->get_sclk_od(hwmgr);
    717}
    718
    719static int pp_dpm_set_sclk_od(void *handle, uint32_t value)
    720{
    721	struct pp_hwmgr *hwmgr = handle;
    722
    723	if (!hwmgr || !hwmgr->pm_en)
    724		return -EINVAL;
    725
    726	if (hwmgr->hwmgr_func->set_sclk_od == NULL) {
    727		pr_info_ratelimited("%s was not implemented.\n", __func__);
    728		return 0;
    729	}
    730
    731	return hwmgr->hwmgr_func->set_sclk_od(hwmgr, value);
    732}
    733
    734static int pp_dpm_get_mclk_od(void *handle)
    735{
    736	struct pp_hwmgr *hwmgr = handle;
    737
    738	if (!hwmgr || !hwmgr->pm_en)
    739		return -EINVAL;
    740
    741	if (hwmgr->hwmgr_func->get_mclk_od == NULL) {
    742		pr_info_ratelimited("%s was not implemented.\n", __func__);
    743		return 0;
    744	}
    745	return hwmgr->hwmgr_func->get_mclk_od(hwmgr);
    746}
    747
    748static int pp_dpm_set_mclk_od(void *handle, uint32_t value)
    749{
    750	struct pp_hwmgr *hwmgr = handle;
    751
    752	if (!hwmgr || !hwmgr->pm_en)
    753		return -EINVAL;
    754
    755	if (hwmgr->hwmgr_func->set_mclk_od == NULL) {
    756		pr_info_ratelimited("%s was not implemented.\n", __func__);
    757		return 0;
    758	}
    759	return hwmgr->hwmgr_func->set_mclk_od(hwmgr, value);
    760}
    761
    762static int pp_dpm_read_sensor(void *handle, int idx,
    763			      void *value, int *size)
    764{
    765	struct pp_hwmgr *hwmgr = handle;
    766
    767	if (!hwmgr || !hwmgr->pm_en || !value)
    768		return -EINVAL;
    769
    770	switch (idx) {
    771	case AMDGPU_PP_SENSOR_STABLE_PSTATE_SCLK:
    772		*((uint32_t *)value) = hwmgr->pstate_sclk;
    773		return 0;
    774	case AMDGPU_PP_SENSOR_STABLE_PSTATE_MCLK:
    775		*((uint32_t *)value) = hwmgr->pstate_mclk;
    776		return 0;
    777	case AMDGPU_PP_SENSOR_MIN_FAN_RPM:
    778		*((uint32_t *)value) = hwmgr->thermal_controller.fanInfo.ulMinRPM;
    779		return 0;
    780	case AMDGPU_PP_SENSOR_MAX_FAN_RPM:
    781		*((uint32_t *)value) = hwmgr->thermal_controller.fanInfo.ulMaxRPM;
    782		return 0;
    783	default:
    784		return hwmgr->hwmgr_func->read_sensor(hwmgr, idx, value, size);
    785	}
    786}
    787
    788static struct amd_vce_state*
    789pp_dpm_get_vce_clock_state(void *handle, unsigned idx)
    790{
    791	struct pp_hwmgr *hwmgr = handle;
    792
    793	if (!hwmgr || !hwmgr->pm_en)
    794		return NULL;
    795
    796	if (idx < hwmgr->num_vce_state_tables)
    797		return &hwmgr->vce_states[idx];
    798	return NULL;
    799}
    800
    801static int pp_get_power_profile_mode(void *handle, char *buf)
    802{
    803	struct pp_hwmgr *hwmgr = handle;
    804
    805	if (!hwmgr || !hwmgr->pm_en || !hwmgr->hwmgr_func->get_power_profile_mode)
    806		return -EOPNOTSUPP;
    807	if (!buf)
    808		return -EINVAL;
    809
    810	return hwmgr->hwmgr_func->get_power_profile_mode(hwmgr, buf);
    811}
    812
    813static int pp_set_power_profile_mode(void *handle, long *input, uint32_t size)
    814{
    815	struct pp_hwmgr *hwmgr = handle;
    816
    817	if (!hwmgr || !hwmgr->pm_en || !hwmgr->hwmgr_func->set_power_profile_mode)
    818		return -EOPNOTSUPP;
    819
    820	if (hwmgr->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL) {
    821		pr_debug("power profile setting is for manual dpm mode only.\n");
    822		return -EINVAL;
    823	}
    824
    825	return hwmgr->hwmgr_func->set_power_profile_mode(hwmgr, input, size);
    826}
    827
    828static int pp_set_fine_grain_clk_vol(void *handle, uint32_t type, long *input, uint32_t size)
    829{
    830	struct pp_hwmgr *hwmgr = handle;
    831
    832	if (!hwmgr || !hwmgr->pm_en)
    833		return -EINVAL;
    834
    835	if (hwmgr->hwmgr_func->set_fine_grain_clk_vol == NULL)
    836		return 0;
    837
    838	return hwmgr->hwmgr_func->set_fine_grain_clk_vol(hwmgr, type, input, size);
    839}
    840
    841static int pp_odn_edit_dpm_table(void *handle, uint32_t type, long *input, uint32_t size)
    842{
    843	struct pp_hwmgr *hwmgr = handle;
    844
    845	if (!hwmgr || !hwmgr->pm_en)
    846		return -EINVAL;
    847
    848	if (hwmgr->hwmgr_func->odn_edit_dpm_table == NULL) {
    849		pr_info_ratelimited("%s was not implemented.\n", __func__);
    850		return 0;
    851	}
    852
    853	return hwmgr->hwmgr_func->odn_edit_dpm_table(hwmgr, type, input, size);
    854}
    855
    856static int pp_dpm_set_mp1_state(void *handle, enum pp_mp1_state mp1_state)
    857{
    858	struct pp_hwmgr *hwmgr = handle;
    859
    860	if (!hwmgr)
    861		return -EINVAL;
    862
    863	if (!hwmgr->pm_en)
    864		return 0;
    865
    866	if (hwmgr->hwmgr_func->set_mp1_state)
    867		return hwmgr->hwmgr_func->set_mp1_state(hwmgr, mp1_state);
    868
    869	return 0;
    870}
    871
    872static int pp_dpm_switch_power_profile(void *handle,
    873		enum PP_SMC_POWER_PROFILE type, bool en)
    874{
    875	struct pp_hwmgr *hwmgr = handle;
    876	long workload;
    877	uint32_t index;
    878
    879	if (!hwmgr || !hwmgr->pm_en)
    880		return -EINVAL;
    881
    882	if (hwmgr->hwmgr_func->set_power_profile_mode == NULL) {
    883		pr_info_ratelimited("%s was not implemented.\n", __func__);
    884		return -EINVAL;
    885	}
    886
    887	if (!(type < PP_SMC_POWER_PROFILE_CUSTOM))
    888		return -EINVAL;
    889
    890	if (!en) {
    891		hwmgr->workload_mask &= ~(1 << hwmgr->workload_prority[type]);
    892		index = fls(hwmgr->workload_mask);
    893		index = index > 0 && index <= Workload_Policy_Max ? index - 1 : 0;
    894		workload = hwmgr->workload_setting[index];
    895	} else {
    896		hwmgr->workload_mask |= (1 << hwmgr->workload_prority[type]);
    897		index = fls(hwmgr->workload_mask);
    898		index = index <= Workload_Policy_Max ? index - 1 : 0;
    899		workload = hwmgr->workload_setting[index];
    900	}
    901
    902	if (type == PP_SMC_POWER_PROFILE_COMPUTE &&
    903		hwmgr->hwmgr_func->disable_power_features_for_compute_performance) {
    904			if (hwmgr->hwmgr_func->disable_power_features_for_compute_performance(hwmgr, en))
    905				return -EINVAL;
    906	}
    907
    908	if (hwmgr->dpm_level != AMD_DPM_FORCED_LEVEL_MANUAL)
    909		hwmgr->hwmgr_func->set_power_profile_mode(hwmgr, &workload, 0);
    910
    911	return 0;
    912}
    913
    914static int pp_set_power_limit(void *handle, uint32_t limit)
    915{
    916	struct pp_hwmgr *hwmgr = handle;
    917	uint32_t max_power_limit;
    918
    919	if (!hwmgr || !hwmgr->pm_en)
    920		return -EINVAL;
    921
    922	if (hwmgr->hwmgr_func->set_power_limit == NULL) {
    923		pr_info_ratelimited("%s was not implemented.\n", __func__);
    924		return -EINVAL;
    925	}
    926
    927	if (limit == 0)
    928		limit = hwmgr->default_power_limit;
    929
    930	max_power_limit = hwmgr->default_power_limit;
    931	if (hwmgr->od_enabled) {
    932		max_power_limit *= (100 + hwmgr->platform_descriptor.TDPODLimit);
    933		max_power_limit /= 100;
    934	}
    935
    936	if (limit > max_power_limit)
    937		return -EINVAL;
    938
    939	hwmgr->hwmgr_func->set_power_limit(hwmgr, limit);
    940	hwmgr->power_limit = limit;
    941	return 0;
    942}
    943
    944static int pp_get_power_limit(void *handle, uint32_t *limit,
    945			      enum pp_power_limit_level pp_limit_level,
    946			      enum pp_power_type power_type)
    947{
    948	struct pp_hwmgr *hwmgr = handle;
    949	int ret = 0;
    950
    951	if (!hwmgr || !hwmgr->pm_en ||!limit)
    952		return -EINVAL;
    953
    954	if (power_type != PP_PWR_TYPE_SUSTAINED)
    955		return -EOPNOTSUPP;
    956
    957	switch (pp_limit_level) {
    958		case PP_PWR_LIMIT_CURRENT:
    959			*limit = hwmgr->power_limit;
    960			break;
    961		case PP_PWR_LIMIT_DEFAULT:
    962			*limit = hwmgr->default_power_limit;
    963			break;
    964		case PP_PWR_LIMIT_MAX:
    965			*limit = hwmgr->default_power_limit;
    966			if (hwmgr->od_enabled) {
    967				*limit *= (100 + hwmgr->platform_descriptor.TDPODLimit);
    968				*limit /= 100;
    969			}
    970			break;
    971		default:
    972			ret = -EOPNOTSUPP;
    973			break;
    974	}
    975
    976	return ret;
    977}
    978
    979static int pp_display_configuration_change(void *handle,
    980	const struct amd_pp_display_configuration *display_config)
    981{
    982	struct pp_hwmgr *hwmgr = handle;
    983
    984	if (!hwmgr || !hwmgr->pm_en)
    985		return -EINVAL;
    986
    987	phm_store_dal_configuration_data(hwmgr, display_config);
    988	return 0;
    989}
    990
    991static int pp_get_display_power_level(void *handle,
    992		struct amd_pp_simple_clock_info *output)
    993{
    994	struct pp_hwmgr *hwmgr = handle;
    995
    996	if (!hwmgr || !hwmgr->pm_en ||!output)
    997		return -EINVAL;
    998
    999	return phm_get_dal_power_level(hwmgr, output);
   1000}
   1001
   1002static int pp_get_current_clocks(void *handle,
   1003		struct amd_pp_clock_info *clocks)
   1004{
   1005	struct amd_pp_simple_clock_info simple_clocks = { 0 };
   1006	struct pp_clock_info hw_clocks;
   1007	struct pp_hwmgr *hwmgr = handle;
   1008	int ret = 0;
   1009
   1010	if (!hwmgr || !hwmgr->pm_en)
   1011		return -EINVAL;
   1012
   1013	phm_get_dal_power_level(hwmgr, &simple_clocks);
   1014
   1015	if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps,
   1016					PHM_PlatformCaps_PowerContainment))
   1017		ret = phm_get_clock_info(hwmgr, &hwmgr->current_ps->hardware,
   1018					&hw_clocks, PHM_PerformanceLevelDesignation_PowerContainment);
   1019	else
   1020		ret = phm_get_clock_info(hwmgr, &hwmgr->current_ps->hardware,
   1021					&hw_clocks, PHM_PerformanceLevelDesignation_Activity);
   1022
   1023	if (ret) {
   1024		pr_debug("Error in phm_get_clock_info \n");
   1025		return -EINVAL;
   1026	}
   1027
   1028	clocks->min_engine_clock = hw_clocks.min_eng_clk;
   1029	clocks->max_engine_clock = hw_clocks.max_eng_clk;
   1030	clocks->min_memory_clock = hw_clocks.min_mem_clk;
   1031	clocks->max_memory_clock = hw_clocks.max_mem_clk;
   1032	clocks->min_bus_bandwidth = hw_clocks.min_bus_bandwidth;
   1033	clocks->max_bus_bandwidth = hw_clocks.max_bus_bandwidth;
   1034
   1035	clocks->max_engine_clock_in_sr = hw_clocks.max_eng_clk;
   1036	clocks->min_engine_clock_in_sr = hw_clocks.min_eng_clk;
   1037
   1038	if (simple_clocks.level == 0)
   1039		clocks->max_clocks_state = PP_DAL_POWERLEVEL_7;
   1040	else
   1041		clocks->max_clocks_state = simple_clocks.level;
   1042
   1043	if (0 == phm_get_current_shallow_sleep_clocks(hwmgr, &hwmgr->current_ps->hardware, &hw_clocks)) {
   1044		clocks->max_engine_clock_in_sr = hw_clocks.max_eng_clk;
   1045		clocks->min_engine_clock_in_sr = hw_clocks.min_eng_clk;
   1046	}
   1047	return 0;
   1048}
   1049
   1050static int pp_get_clock_by_type(void *handle, enum amd_pp_clock_type type, struct amd_pp_clocks *clocks)
   1051{
   1052	struct pp_hwmgr *hwmgr = handle;
   1053
   1054	if (!hwmgr || !hwmgr->pm_en)
   1055		return -EINVAL;
   1056
   1057	if (clocks == NULL)
   1058		return -EINVAL;
   1059
   1060	return phm_get_clock_by_type(hwmgr, type, clocks);
   1061}
   1062
   1063static int pp_get_clock_by_type_with_latency(void *handle,
   1064		enum amd_pp_clock_type type,
   1065		struct pp_clock_levels_with_latency *clocks)
   1066{
   1067	struct pp_hwmgr *hwmgr = handle;
   1068
   1069	if (!hwmgr || !hwmgr->pm_en ||!clocks)
   1070		return -EINVAL;
   1071
   1072	return phm_get_clock_by_type_with_latency(hwmgr, type, clocks);
   1073}
   1074
   1075static int pp_get_clock_by_type_with_voltage(void *handle,
   1076		enum amd_pp_clock_type type,
   1077		struct pp_clock_levels_with_voltage *clocks)
   1078{
   1079	struct pp_hwmgr *hwmgr = handle;
   1080
   1081	if (!hwmgr || !hwmgr->pm_en ||!clocks)
   1082		return -EINVAL;
   1083
   1084	return phm_get_clock_by_type_with_voltage(hwmgr, type, clocks);
   1085}
   1086
   1087static int pp_set_watermarks_for_clocks_ranges(void *handle,
   1088		void *clock_ranges)
   1089{
   1090	struct pp_hwmgr *hwmgr = handle;
   1091
   1092	if (!hwmgr || !hwmgr->pm_en || !clock_ranges)
   1093		return -EINVAL;
   1094
   1095	return phm_set_watermarks_for_clocks_ranges(hwmgr,
   1096						    clock_ranges);
   1097}
   1098
   1099static int pp_display_clock_voltage_request(void *handle,
   1100		struct pp_display_clock_request *clock)
   1101{
   1102	struct pp_hwmgr *hwmgr = handle;
   1103
   1104	if (!hwmgr || !hwmgr->pm_en ||!clock)
   1105		return -EINVAL;
   1106
   1107	return phm_display_clock_voltage_request(hwmgr, clock);
   1108}
   1109
   1110static int pp_get_display_mode_validation_clocks(void *handle,
   1111		struct amd_pp_simple_clock_info *clocks)
   1112{
   1113	struct pp_hwmgr *hwmgr = handle;
   1114	int ret = 0;
   1115
   1116	if (!hwmgr || !hwmgr->pm_en ||!clocks)
   1117		return -EINVAL;
   1118
   1119	clocks->level = PP_DAL_POWERLEVEL_7;
   1120
   1121	if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_DynamicPatchPowerState))
   1122		ret = phm_get_max_high_clocks(hwmgr, clocks);
   1123
   1124	return ret;
   1125}
   1126
   1127static int pp_dpm_powergate_mmhub(void *handle)
   1128{
   1129	struct pp_hwmgr *hwmgr = handle;
   1130
   1131	if (!hwmgr || !hwmgr->pm_en)
   1132		return -EINVAL;
   1133
   1134	if (hwmgr->hwmgr_func->powergate_mmhub == NULL) {
   1135		pr_info_ratelimited("%s was not implemented.\n", __func__);
   1136		return 0;
   1137	}
   1138
   1139	return hwmgr->hwmgr_func->powergate_mmhub(hwmgr);
   1140}
   1141
   1142static int pp_dpm_powergate_gfx(void *handle, bool gate)
   1143{
   1144	struct pp_hwmgr *hwmgr = handle;
   1145
   1146	if (!hwmgr || !hwmgr->pm_en)
   1147		return 0;
   1148
   1149	if (hwmgr->hwmgr_func->powergate_gfx == NULL) {
   1150		pr_info_ratelimited("%s was not implemented.\n", __func__);
   1151		return 0;
   1152	}
   1153
   1154	return hwmgr->hwmgr_func->powergate_gfx(hwmgr, gate);
   1155}
   1156
   1157static void pp_dpm_powergate_acp(void *handle, bool gate)
   1158{
   1159	struct pp_hwmgr *hwmgr = handle;
   1160
   1161	if (!hwmgr || !hwmgr->pm_en)
   1162		return;
   1163
   1164	if (hwmgr->hwmgr_func->powergate_acp == NULL) {
   1165		pr_info_ratelimited("%s was not implemented.\n", __func__);
   1166		return;
   1167	}
   1168
   1169	hwmgr->hwmgr_func->powergate_acp(hwmgr, gate);
   1170}
   1171
   1172static void pp_dpm_powergate_sdma(void *handle, bool gate)
   1173{
   1174	struct pp_hwmgr *hwmgr = handle;
   1175
   1176	if (!hwmgr)
   1177		return;
   1178
   1179	if (hwmgr->hwmgr_func->powergate_sdma == NULL) {
   1180		pr_info_ratelimited("%s was not implemented.\n", __func__);
   1181		return;
   1182	}
   1183
   1184	hwmgr->hwmgr_func->powergate_sdma(hwmgr, gate);
   1185}
   1186
   1187static int pp_set_powergating_by_smu(void *handle,
   1188				uint32_t block_type, bool gate)
   1189{
   1190	int ret = 0;
   1191
   1192	switch (block_type) {
   1193	case AMD_IP_BLOCK_TYPE_UVD:
   1194	case AMD_IP_BLOCK_TYPE_VCN:
   1195		pp_dpm_powergate_uvd(handle, gate);
   1196		break;
   1197	case AMD_IP_BLOCK_TYPE_VCE:
   1198		pp_dpm_powergate_vce(handle, gate);
   1199		break;
   1200	case AMD_IP_BLOCK_TYPE_GMC:
   1201		/*
   1202		 * For now, this is only used on PICASSO.
   1203		 * And only "gate" operation is supported.
   1204		 */
   1205		if (gate)
   1206			pp_dpm_powergate_mmhub(handle);
   1207		break;
   1208	case AMD_IP_BLOCK_TYPE_GFX:
   1209		ret = pp_dpm_powergate_gfx(handle, gate);
   1210		break;
   1211	case AMD_IP_BLOCK_TYPE_ACP:
   1212		pp_dpm_powergate_acp(handle, gate);
   1213		break;
   1214	case AMD_IP_BLOCK_TYPE_SDMA:
   1215		pp_dpm_powergate_sdma(handle, gate);
   1216		break;
   1217	default:
   1218		break;
   1219	}
   1220	return ret;
   1221}
   1222
   1223static int pp_notify_smu_enable_pwe(void *handle)
   1224{
   1225	struct pp_hwmgr *hwmgr = handle;
   1226
   1227	if (!hwmgr || !hwmgr->pm_en)
   1228		return -EINVAL;
   1229
   1230	if (hwmgr->hwmgr_func->smus_notify_pwe == NULL) {
   1231		pr_info_ratelimited("%s was not implemented.\n", __func__);
   1232		return -EINVAL;
   1233	}
   1234
   1235	hwmgr->hwmgr_func->smus_notify_pwe(hwmgr);
   1236
   1237	return 0;
   1238}
   1239
   1240static int pp_enable_mgpu_fan_boost(void *handle)
   1241{
   1242	struct pp_hwmgr *hwmgr = handle;
   1243
   1244	if (!hwmgr)
   1245		return -EINVAL;
   1246
   1247	if (!hwmgr->pm_en ||
   1248	     hwmgr->hwmgr_func->enable_mgpu_fan_boost == NULL)
   1249		return 0;
   1250
   1251	hwmgr->hwmgr_func->enable_mgpu_fan_boost(hwmgr);
   1252
   1253	return 0;
   1254}
   1255
   1256static int pp_set_min_deep_sleep_dcefclk(void *handle, uint32_t clock)
   1257{
   1258	struct pp_hwmgr *hwmgr = handle;
   1259
   1260	if (!hwmgr || !hwmgr->pm_en)
   1261		return -EINVAL;
   1262
   1263	if (hwmgr->hwmgr_func->set_min_deep_sleep_dcefclk == NULL) {
   1264		pr_debug("%s was not implemented.\n", __func__);
   1265		return -EINVAL;
   1266	}
   1267
   1268	hwmgr->hwmgr_func->set_min_deep_sleep_dcefclk(hwmgr, clock);
   1269
   1270	return 0;
   1271}
   1272
   1273static int pp_set_hard_min_dcefclk_by_freq(void *handle, uint32_t clock)
   1274{
   1275	struct pp_hwmgr *hwmgr = handle;
   1276
   1277	if (!hwmgr || !hwmgr->pm_en)
   1278		return -EINVAL;
   1279
   1280	if (hwmgr->hwmgr_func->set_hard_min_dcefclk_by_freq == NULL) {
   1281		pr_debug("%s was not implemented.\n", __func__);
   1282		return -EINVAL;
   1283	}
   1284
   1285	hwmgr->hwmgr_func->set_hard_min_dcefclk_by_freq(hwmgr, clock);
   1286
   1287	return 0;
   1288}
   1289
   1290static int pp_set_hard_min_fclk_by_freq(void *handle, uint32_t clock)
   1291{
   1292	struct pp_hwmgr *hwmgr = handle;
   1293
   1294	if (!hwmgr || !hwmgr->pm_en)
   1295		return -EINVAL;
   1296
   1297	if (hwmgr->hwmgr_func->set_hard_min_fclk_by_freq == NULL) {
   1298		pr_debug("%s was not implemented.\n", __func__);
   1299		return -EINVAL;
   1300	}
   1301
   1302	hwmgr->hwmgr_func->set_hard_min_fclk_by_freq(hwmgr, clock);
   1303
   1304	return 0;
   1305}
   1306
   1307static int pp_set_active_display_count(void *handle, uint32_t count)
   1308{
   1309	struct pp_hwmgr *hwmgr = handle;
   1310
   1311	if (!hwmgr || !hwmgr->pm_en)
   1312		return -EINVAL;
   1313
   1314	return phm_set_active_display_count(hwmgr, count);
   1315}
   1316
   1317static int pp_get_asic_baco_capability(void *handle, bool *cap)
   1318{
   1319	struct pp_hwmgr *hwmgr = handle;
   1320
   1321	*cap = false;
   1322	if (!hwmgr)
   1323		return -EINVAL;
   1324
   1325	if (!(hwmgr->not_vf && amdgpu_dpm) ||
   1326		!hwmgr->hwmgr_func->get_asic_baco_capability)
   1327		return 0;
   1328
   1329	hwmgr->hwmgr_func->get_asic_baco_capability(hwmgr, cap);
   1330
   1331	return 0;
   1332}
   1333
   1334static int pp_get_asic_baco_state(void *handle, int *state)
   1335{
   1336	struct pp_hwmgr *hwmgr = handle;
   1337
   1338	if (!hwmgr)
   1339		return -EINVAL;
   1340
   1341	if (!hwmgr->pm_en || !hwmgr->hwmgr_func->get_asic_baco_state)
   1342		return 0;
   1343
   1344	hwmgr->hwmgr_func->get_asic_baco_state(hwmgr, (enum BACO_STATE *)state);
   1345
   1346	return 0;
   1347}
   1348
   1349static int pp_set_asic_baco_state(void *handle, int state)
   1350{
   1351	struct pp_hwmgr *hwmgr = handle;
   1352
   1353	if (!hwmgr)
   1354		return -EINVAL;
   1355
   1356	if (!(hwmgr->not_vf && amdgpu_dpm) ||
   1357		!hwmgr->hwmgr_func->set_asic_baco_state)
   1358		return 0;
   1359
   1360	hwmgr->hwmgr_func->set_asic_baco_state(hwmgr, (enum BACO_STATE)state);
   1361
   1362	return 0;
   1363}
   1364
   1365static int pp_get_ppfeature_status(void *handle, char *buf)
   1366{
   1367	struct pp_hwmgr *hwmgr = handle;
   1368
   1369	if (!hwmgr || !hwmgr->pm_en || !buf)
   1370		return -EINVAL;
   1371
   1372	if (hwmgr->hwmgr_func->get_ppfeature_status == NULL) {
   1373		pr_info_ratelimited("%s was not implemented.\n", __func__);
   1374		return -EINVAL;
   1375	}
   1376
   1377	return hwmgr->hwmgr_func->get_ppfeature_status(hwmgr, buf);
   1378}
   1379
   1380static int pp_set_ppfeature_status(void *handle, uint64_t ppfeature_masks)
   1381{
   1382	struct pp_hwmgr *hwmgr = handle;
   1383
   1384	if (!hwmgr || !hwmgr->pm_en)
   1385		return -EINVAL;
   1386
   1387	if (hwmgr->hwmgr_func->set_ppfeature_status == NULL) {
   1388		pr_info_ratelimited("%s was not implemented.\n", __func__);
   1389		return -EINVAL;
   1390	}
   1391
   1392	return hwmgr->hwmgr_func->set_ppfeature_status(hwmgr, ppfeature_masks);
   1393}
   1394
   1395static int pp_asic_reset_mode_2(void *handle)
   1396{
   1397	struct pp_hwmgr *hwmgr = handle;
   1398
   1399	if (!hwmgr || !hwmgr->pm_en)
   1400		return -EINVAL;
   1401
   1402	if (hwmgr->hwmgr_func->asic_reset == NULL) {
   1403		pr_info_ratelimited("%s was not implemented.\n", __func__);
   1404		return -EINVAL;
   1405	}
   1406
   1407	return hwmgr->hwmgr_func->asic_reset(hwmgr, SMU_ASIC_RESET_MODE_2);
   1408}
   1409
   1410static int pp_smu_i2c_bus_access(void *handle, bool acquire)
   1411{
   1412	struct pp_hwmgr *hwmgr = handle;
   1413
   1414	if (!hwmgr || !hwmgr->pm_en)
   1415		return -EINVAL;
   1416
   1417	if (hwmgr->hwmgr_func->smu_i2c_bus_access == NULL) {
   1418		pr_info_ratelimited("%s was not implemented.\n", __func__);
   1419		return -EINVAL;
   1420	}
   1421
   1422	return hwmgr->hwmgr_func->smu_i2c_bus_access(hwmgr, acquire);
   1423}
   1424
   1425static int pp_set_df_cstate(void *handle, enum pp_df_cstate state)
   1426{
   1427	struct pp_hwmgr *hwmgr = handle;
   1428
   1429	if (!hwmgr)
   1430		return -EINVAL;
   1431
   1432	if (!hwmgr->pm_en || !hwmgr->hwmgr_func->set_df_cstate)
   1433		return 0;
   1434
   1435	hwmgr->hwmgr_func->set_df_cstate(hwmgr, state);
   1436
   1437	return 0;
   1438}
   1439
   1440static int pp_set_xgmi_pstate(void *handle, uint32_t pstate)
   1441{
   1442	struct pp_hwmgr *hwmgr = handle;
   1443
   1444	if (!hwmgr)
   1445		return -EINVAL;
   1446
   1447	if (!hwmgr->pm_en || !hwmgr->hwmgr_func->set_xgmi_pstate)
   1448		return 0;
   1449
   1450	hwmgr->hwmgr_func->set_xgmi_pstate(hwmgr, pstate);
   1451
   1452	return 0;
   1453}
   1454
   1455static ssize_t pp_get_gpu_metrics(void *handle, void **table)
   1456{
   1457	struct pp_hwmgr *hwmgr = handle;
   1458
   1459	if (!hwmgr)
   1460		return -EINVAL;
   1461
   1462	if (!hwmgr->pm_en || !hwmgr->hwmgr_func->get_gpu_metrics)
   1463		return -EOPNOTSUPP;
   1464
   1465	return hwmgr->hwmgr_func->get_gpu_metrics(hwmgr, table);
   1466}
   1467
   1468static int pp_gfx_state_change_set(void *handle, uint32_t state)
   1469{
   1470	struct pp_hwmgr *hwmgr = handle;
   1471
   1472	if (!hwmgr || !hwmgr->pm_en)
   1473		return -EINVAL;
   1474
   1475	if (hwmgr->hwmgr_func->gfx_state_change == NULL) {
   1476		pr_info_ratelimited("%s was not implemented.\n", __func__);
   1477		return -EINVAL;
   1478	}
   1479
   1480	hwmgr->hwmgr_func->gfx_state_change(hwmgr, state);
   1481	return 0;
   1482}
   1483
   1484static int pp_get_prv_buffer_details(void *handle, void **addr, size_t *size)
   1485{
   1486	struct pp_hwmgr *hwmgr = handle;
   1487	struct amdgpu_device *adev = hwmgr->adev;
   1488
   1489	if (!addr || !size)
   1490		return -EINVAL;
   1491
   1492	*addr = NULL;
   1493	*size = 0;
   1494	if (adev->pm.smu_prv_buffer) {
   1495		amdgpu_bo_kmap(adev->pm.smu_prv_buffer, addr);
   1496		*size = adev->pm.smu_prv_buffer_size;
   1497	}
   1498
   1499	return 0;
   1500}
   1501
   1502static void pp_pm_compute_clocks(void *handle)
   1503{
   1504	struct pp_hwmgr *hwmgr = handle;
   1505	struct amdgpu_device *adev = hwmgr->adev;
   1506
   1507	if (!amdgpu_device_has_dc_support(adev)) {
   1508		amdgpu_dpm_get_active_displays(adev);
   1509		adev->pm.pm_display_cfg.num_display = adev->pm.dpm.new_active_crtc_count;
   1510		adev->pm.pm_display_cfg.vrefresh = amdgpu_dpm_get_vrefresh(adev);
   1511		adev->pm.pm_display_cfg.min_vblank_time = amdgpu_dpm_get_vblank_time(adev);
   1512		/* we have issues with mclk switching with
   1513		 * refresh rates over 120 hz on the non-DC code.
   1514		 */
   1515		if (adev->pm.pm_display_cfg.vrefresh > 120)
   1516			adev->pm.pm_display_cfg.min_vblank_time = 0;
   1517
   1518		pp_display_configuration_change(handle,
   1519						&adev->pm.pm_display_cfg);
   1520	}
   1521
   1522	pp_dpm_dispatch_tasks(handle,
   1523			      AMD_PP_TASK_DISPLAY_CONFIG_CHANGE,
   1524			      NULL);
   1525}
   1526
   1527static const struct amd_pm_funcs pp_dpm_funcs = {
   1528	.load_firmware = pp_dpm_load_fw,
   1529	.wait_for_fw_loading_complete = pp_dpm_fw_loading_complete,
   1530	.force_performance_level = pp_dpm_force_performance_level,
   1531	.get_performance_level = pp_dpm_get_performance_level,
   1532	.get_current_power_state = pp_dpm_get_current_power_state,
   1533	.dispatch_tasks = pp_dpm_dispatch_tasks,
   1534	.set_fan_control_mode = pp_dpm_set_fan_control_mode,
   1535	.get_fan_control_mode = pp_dpm_get_fan_control_mode,
   1536	.set_fan_speed_pwm = pp_dpm_set_fan_speed_pwm,
   1537	.get_fan_speed_pwm = pp_dpm_get_fan_speed_pwm,
   1538	.get_fan_speed_rpm = pp_dpm_get_fan_speed_rpm,
   1539	.set_fan_speed_rpm = pp_dpm_set_fan_speed_rpm,
   1540	.get_pp_num_states = pp_dpm_get_pp_num_states,
   1541	.get_pp_table = pp_dpm_get_pp_table,
   1542	.set_pp_table = pp_dpm_set_pp_table,
   1543	.force_clock_level = pp_dpm_force_clock_level,
   1544	.emit_clock_levels = pp_dpm_emit_clock_levels,
   1545	.print_clock_levels = pp_dpm_print_clock_levels,
   1546	.get_sclk_od = pp_dpm_get_sclk_od,
   1547	.set_sclk_od = pp_dpm_set_sclk_od,
   1548	.get_mclk_od = pp_dpm_get_mclk_od,
   1549	.set_mclk_od = pp_dpm_set_mclk_od,
   1550	.read_sensor = pp_dpm_read_sensor,
   1551	.get_vce_clock_state = pp_dpm_get_vce_clock_state,
   1552	.switch_power_profile = pp_dpm_switch_power_profile,
   1553	.set_clockgating_by_smu = pp_set_clockgating_by_smu,
   1554	.set_powergating_by_smu = pp_set_powergating_by_smu,
   1555	.get_power_profile_mode = pp_get_power_profile_mode,
   1556	.set_power_profile_mode = pp_set_power_profile_mode,
   1557	.set_fine_grain_clk_vol = pp_set_fine_grain_clk_vol,
   1558	.odn_edit_dpm_table = pp_odn_edit_dpm_table,
   1559	.set_mp1_state = pp_dpm_set_mp1_state,
   1560	.set_power_limit = pp_set_power_limit,
   1561	.get_power_limit = pp_get_power_limit,
   1562/* export to DC */
   1563	.get_sclk = pp_dpm_get_sclk,
   1564	.get_mclk = pp_dpm_get_mclk,
   1565	.display_configuration_change = pp_display_configuration_change,
   1566	.get_display_power_level = pp_get_display_power_level,
   1567	.get_current_clocks = pp_get_current_clocks,
   1568	.get_clock_by_type = pp_get_clock_by_type,
   1569	.get_clock_by_type_with_latency = pp_get_clock_by_type_with_latency,
   1570	.get_clock_by_type_with_voltage = pp_get_clock_by_type_with_voltage,
   1571	.set_watermarks_for_clocks_ranges = pp_set_watermarks_for_clocks_ranges,
   1572	.display_clock_voltage_request = pp_display_clock_voltage_request,
   1573	.get_display_mode_validation_clocks = pp_get_display_mode_validation_clocks,
   1574	.notify_smu_enable_pwe = pp_notify_smu_enable_pwe,
   1575	.enable_mgpu_fan_boost = pp_enable_mgpu_fan_boost,
   1576	.set_active_display_count = pp_set_active_display_count,
   1577	.set_min_deep_sleep_dcefclk = pp_set_min_deep_sleep_dcefclk,
   1578	.set_hard_min_dcefclk_by_freq = pp_set_hard_min_dcefclk_by_freq,
   1579	.set_hard_min_fclk_by_freq = pp_set_hard_min_fclk_by_freq,
   1580	.get_asic_baco_capability = pp_get_asic_baco_capability,
   1581	.get_asic_baco_state = pp_get_asic_baco_state,
   1582	.set_asic_baco_state = pp_set_asic_baco_state,
   1583	.get_ppfeature_status = pp_get_ppfeature_status,
   1584	.set_ppfeature_status = pp_set_ppfeature_status,
   1585	.asic_reset_mode_2 = pp_asic_reset_mode_2,
   1586	.smu_i2c_bus_access = pp_smu_i2c_bus_access,
   1587	.set_df_cstate = pp_set_df_cstate,
   1588	.set_xgmi_pstate = pp_set_xgmi_pstate,
   1589	.get_gpu_metrics = pp_get_gpu_metrics,
   1590	.gfx_state_change_set = pp_gfx_state_change_set,
   1591	.get_smu_prv_buf_details = pp_get_prv_buffer_details,
   1592	.pm_compute_clocks = pp_pm_compute_clocks,
   1593};