cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
Log | Files | Refs | README | LICENSE | sfeed.txt

smumgr.c (7050B)


      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
     24#include <linux/delay.h>
     25#include <linux/kernel.h>
     26#include <linux/module.h>
     27#include <linux/slab.h>
     28#include <linux/types.h>
     29#include <drm/amdgpu_drm.h>
     30#include "smumgr.h"
     31
     32MODULE_FIRMWARE("amdgpu/bonaire_smc.bin");
     33MODULE_FIRMWARE("amdgpu/bonaire_k_smc.bin");
     34MODULE_FIRMWARE("amdgpu/hawaii_smc.bin");
     35MODULE_FIRMWARE("amdgpu/hawaii_k_smc.bin");
     36MODULE_FIRMWARE("amdgpu/topaz_smc.bin");
     37MODULE_FIRMWARE("amdgpu/topaz_k_smc.bin");
     38MODULE_FIRMWARE("amdgpu/tonga_smc.bin");
     39MODULE_FIRMWARE("amdgpu/tonga_k_smc.bin");
     40MODULE_FIRMWARE("amdgpu/fiji_smc.bin");
     41MODULE_FIRMWARE("amdgpu/polaris10_smc.bin");
     42MODULE_FIRMWARE("amdgpu/polaris10_smc_sk.bin");
     43MODULE_FIRMWARE("amdgpu/polaris10_k_smc.bin");
     44MODULE_FIRMWARE("amdgpu/polaris10_k2_smc.bin");
     45MODULE_FIRMWARE("amdgpu/polaris11_smc.bin");
     46MODULE_FIRMWARE("amdgpu/polaris11_smc_sk.bin");
     47MODULE_FIRMWARE("amdgpu/polaris11_k_smc.bin");
     48MODULE_FIRMWARE("amdgpu/polaris11_k2_smc.bin");
     49MODULE_FIRMWARE("amdgpu/polaris12_smc.bin");
     50MODULE_FIRMWARE("amdgpu/polaris12_k_smc.bin");
     51MODULE_FIRMWARE("amdgpu/vegam_smc.bin");
     52MODULE_FIRMWARE("amdgpu/vega10_smc.bin");
     53MODULE_FIRMWARE("amdgpu/vega10_acg_smc.bin");
     54MODULE_FIRMWARE("amdgpu/vega12_smc.bin");
     55MODULE_FIRMWARE("amdgpu/vega20_smc.bin");
     56
     57int smum_thermal_avfs_enable(struct pp_hwmgr *hwmgr)
     58{
     59	if (NULL != hwmgr->smumgr_funcs->thermal_avfs_enable)
     60		return hwmgr->smumgr_funcs->thermal_avfs_enable(hwmgr);
     61
     62	return 0;
     63}
     64
     65int smum_thermal_setup_fan_table(struct pp_hwmgr *hwmgr)
     66{
     67	if (NULL != hwmgr->smumgr_funcs->thermal_setup_fan_table)
     68		return hwmgr->smumgr_funcs->thermal_setup_fan_table(hwmgr);
     69
     70	return 0;
     71}
     72
     73int smum_update_sclk_threshold(struct pp_hwmgr *hwmgr)
     74{
     75
     76	if (NULL != hwmgr->smumgr_funcs->update_sclk_threshold)
     77		return hwmgr->smumgr_funcs->update_sclk_threshold(hwmgr);
     78
     79	return 0;
     80}
     81
     82int smum_update_smc_table(struct pp_hwmgr *hwmgr, uint32_t type)
     83{
     84
     85	if (NULL != hwmgr->smumgr_funcs->update_smc_table)
     86		return hwmgr->smumgr_funcs->update_smc_table(hwmgr, type);
     87
     88	return 0;
     89}
     90
     91uint32_t smum_get_offsetof(struct pp_hwmgr *hwmgr, uint32_t type, uint32_t member)
     92{
     93	if (NULL != hwmgr->smumgr_funcs->get_offsetof)
     94		return hwmgr->smumgr_funcs->get_offsetof(type, member);
     95
     96	return 0;
     97}
     98
     99int smum_process_firmware_header(struct pp_hwmgr *hwmgr)
    100{
    101	if (NULL != hwmgr->smumgr_funcs->process_firmware_header)
    102		return hwmgr->smumgr_funcs->process_firmware_header(hwmgr);
    103	return 0;
    104}
    105
    106uint32_t smum_get_mac_definition(struct pp_hwmgr *hwmgr, uint32_t value)
    107{
    108	if (NULL != hwmgr->smumgr_funcs->get_mac_definition)
    109		return hwmgr->smumgr_funcs->get_mac_definition(value);
    110
    111	return 0;
    112}
    113
    114int smum_download_powerplay_table(struct pp_hwmgr *hwmgr, void **table)
    115{
    116	if (NULL != hwmgr->smumgr_funcs->download_pptable_settings)
    117		return hwmgr->smumgr_funcs->download_pptable_settings(hwmgr,
    118									table);
    119	return 0;
    120}
    121
    122int smum_upload_powerplay_table(struct pp_hwmgr *hwmgr)
    123{
    124	if (NULL != hwmgr->smumgr_funcs->upload_pptable_settings)
    125		return hwmgr->smumgr_funcs->upload_pptable_settings(hwmgr);
    126
    127	return 0;
    128}
    129
    130int smum_send_msg_to_smc(struct pp_hwmgr *hwmgr, uint16_t msg, uint32_t *resp)
    131{
    132	int ret = 0;
    133
    134	if (hwmgr == NULL ||
    135	    hwmgr->smumgr_funcs->send_msg_to_smc == NULL ||
    136	    (resp && !hwmgr->smumgr_funcs->get_argument))
    137		return -EINVAL;
    138
    139	mutex_lock(&hwmgr->msg_lock);
    140
    141	ret = hwmgr->smumgr_funcs->send_msg_to_smc(hwmgr, msg);
    142	if (ret) {
    143		mutex_unlock(&hwmgr->msg_lock);
    144		return ret;
    145	}
    146
    147	if (resp)
    148		*resp = hwmgr->smumgr_funcs->get_argument(hwmgr);
    149
    150	mutex_unlock(&hwmgr->msg_lock);
    151
    152	return ret;
    153}
    154
    155int smum_send_msg_to_smc_with_parameter(struct pp_hwmgr *hwmgr,
    156					uint16_t msg,
    157					uint32_t parameter,
    158					uint32_t *resp)
    159{
    160	int ret = 0;
    161
    162	if (hwmgr == NULL ||
    163	    hwmgr->smumgr_funcs->send_msg_to_smc_with_parameter == NULL ||
    164	    (resp && !hwmgr->smumgr_funcs->get_argument))
    165		return -EINVAL;
    166
    167	mutex_lock(&hwmgr->msg_lock);
    168
    169	ret = hwmgr->smumgr_funcs->send_msg_to_smc_with_parameter(
    170						hwmgr, msg, parameter);
    171	if (ret) {
    172		mutex_unlock(&hwmgr->msg_lock);
    173		return ret;
    174	}
    175
    176	if (resp)
    177		*resp = hwmgr->smumgr_funcs->get_argument(hwmgr);
    178
    179	mutex_unlock(&hwmgr->msg_lock);
    180
    181	return ret;
    182}
    183
    184int smum_init_smc_table(struct pp_hwmgr *hwmgr)
    185{
    186	if (NULL != hwmgr->smumgr_funcs->init_smc_table)
    187		return hwmgr->smumgr_funcs->init_smc_table(hwmgr);
    188
    189	return 0;
    190}
    191
    192int smum_populate_all_graphic_levels(struct pp_hwmgr *hwmgr)
    193{
    194	if (NULL != hwmgr->smumgr_funcs->populate_all_graphic_levels)
    195		return hwmgr->smumgr_funcs->populate_all_graphic_levels(hwmgr);
    196
    197	return 0;
    198}
    199
    200int smum_populate_all_memory_levels(struct pp_hwmgr *hwmgr)
    201{
    202	if (NULL != hwmgr->smumgr_funcs->populate_all_memory_levels)
    203		return hwmgr->smumgr_funcs->populate_all_memory_levels(hwmgr);
    204
    205	return 0;
    206}
    207
    208/*this interface is needed by island ci/vi */
    209int smum_initialize_mc_reg_table(struct pp_hwmgr *hwmgr)
    210{
    211	if (NULL != hwmgr->smumgr_funcs->initialize_mc_reg_table)
    212		return hwmgr->smumgr_funcs->initialize_mc_reg_table(hwmgr);
    213
    214	return 0;
    215}
    216
    217bool smum_is_dpm_running(struct pp_hwmgr *hwmgr)
    218{
    219	if (NULL != hwmgr->smumgr_funcs->is_dpm_running)
    220		return hwmgr->smumgr_funcs->is_dpm_running(hwmgr);
    221
    222	return true;
    223}
    224
    225bool smum_is_hw_avfs_present(struct pp_hwmgr *hwmgr)
    226{
    227	if (hwmgr->smumgr_funcs->is_hw_avfs_present)
    228		return hwmgr->smumgr_funcs->is_hw_avfs_present(hwmgr);
    229
    230	return false;
    231}
    232
    233int smum_update_dpm_settings(struct pp_hwmgr *hwmgr, void *profile_setting)
    234{
    235	if (hwmgr->smumgr_funcs->update_dpm_settings)
    236		return hwmgr->smumgr_funcs->update_dpm_settings(hwmgr, profile_setting);
    237
    238	return -EINVAL;
    239}
    240
    241int smum_smc_table_manager(struct pp_hwmgr *hwmgr, uint8_t *table, uint16_t table_id, bool rw)
    242{
    243	if (hwmgr->smumgr_funcs->smc_table_manager)
    244		return hwmgr->smumgr_funcs->smc_table_manager(hwmgr, table, table_id, rw);
    245
    246	return -EINVAL;
    247}
    248
    249int smum_stop_smc(struct pp_hwmgr *hwmgr)
    250{
    251	if (hwmgr->smumgr_funcs->stop_smc)
    252		return hwmgr->smumgr_funcs->stop_smc(hwmgr);
    253
    254	return 0;
    255}