diff options
Diffstat (limited to 'drivers/gpu/drm/amd/powerplay/amd_powerplay.c')
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/amd_powerplay.c | 1479 |
1 files changed, 0 insertions, 1479 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c deleted file mode 100644 index f73e80c4bf33..000000000000 --- a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c +++ /dev/null @@ -1,1479 +0,0 @@ -/* - * Copyright 2015 Advanced Micro Devices, Inc. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * the rights to use, copy, modify, merge, publish, distribute, sublicense, - * and/or sell copies of the Software, and to permit persons to whom the - * Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR - * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, - * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR - * OTHER DEALINGS IN THE SOFTWARE. - * - */ -#include "pp_debug.h" -#include <linux/types.h> -#include <linux/kernel.h> -#include <linux/gfp.h> -#include <linux/slab.h> -#include "amd_shared.h" -#include "amd_powerplay.h" -#include "pp_instance.h" -#include "power_state.h" -#include "eventmanager.h" - - -static inline int pp_check(struct pp_instance *handle) -{ - if (handle == NULL || handle->pp_valid != PP_VALID) - return -EINVAL; - - if (handle->smu_mgr == NULL || handle->smu_mgr->smumgr_funcs == NULL) - return -EINVAL; - - if (handle->pm_en == 0) - return PP_DPM_DISABLED; - - if (handle->hwmgr == NULL || handle->hwmgr->hwmgr_func == NULL - || handle->eventmgr == NULL) - return PP_DPM_DISABLED; - - return 0; -} - -static int pp_early_init(void *handle) -{ - int ret; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - - ret = smum_early_init(pp_handle); - if (ret) - return ret; - - if ((pp_handle->pm_en == 0) - || cgs_is_virtualization_enabled(pp_handle->device)) - return PP_DPM_DISABLED; - - ret = hwmgr_early_init(pp_handle); - if (ret) { - pp_handle->pm_en = 0; - return PP_DPM_DISABLED; - } - - ret = eventmgr_early_init(pp_handle); - if (ret) { - kfree(pp_handle->hwmgr); - pp_handle->hwmgr = NULL; - pp_handle->pm_en = 0; - return PP_DPM_DISABLED; - } - - return 0; -} - -static int pp_sw_init(void *handle) -{ - struct pp_smumgr *smumgr; - int ret = 0; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - - ret = pp_check(pp_handle); - - if (ret == 0 || ret == PP_DPM_DISABLED) { - smumgr = pp_handle->smu_mgr; - - if (smumgr->smumgr_funcs->smu_init == NULL) - return -EINVAL; - - ret = smumgr->smumgr_funcs->smu_init(smumgr); - - pr_info("amdgpu: powerplay sw initialized\n"); - } - return ret; -} - -static int pp_sw_fini(void *handle) -{ - struct pp_smumgr *smumgr; - int ret = 0; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - - ret = pp_check(pp_handle); - if (ret == 0 || ret == PP_DPM_DISABLED) { - smumgr = pp_handle->smu_mgr; - - if (smumgr->smumgr_funcs->smu_fini == NULL) - return -EINVAL; - - ret = smumgr->smumgr_funcs->smu_fini(smumgr); - } - return ret; -} - -static int pp_hw_init(void *handle) -{ - struct pp_smumgr *smumgr; - struct pp_eventmgr *eventmgr; - int ret = 0; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - - ret = pp_check(pp_handle); - - if (ret == 0 || ret == PP_DPM_DISABLED) { - smumgr = pp_handle->smu_mgr; - - if (smumgr->smumgr_funcs->start_smu == NULL) - return -EINVAL; - - if(smumgr->smumgr_funcs->start_smu(smumgr)) { - pr_err("smc start failed\n"); - smumgr->smumgr_funcs->smu_fini(smumgr); - return -EINVAL;; - } - if (ret == PP_DPM_DISABLED) - return PP_DPM_DISABLED; - } - - ret = hwmgr_hw_init(pp_handle); - if (ret) - goto err; - - eventmgr = pp_handle->eventmgr; - if (eventmgr->pp_eventmgr_init == NULL || - eventmgr->pp_eventmgr_init(eventmgr)) - goto err; - - return 0; -err: - pp_handle->pm_en = 0; - kfree(pp_handle->eventmgr); - kfree(pp_handle->hwmgr); - pp_handle->hwmgr = NULL; - pp_handle->eventmgr = NULL; - return PP_DPM_DISABLED; -} - -static int pp_hw_fini(void *handle) -{ - struct pp_eventmgr *eventmgr; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = 0; - - ret = pp_check(pp_handle); - - if (ret == 0) { - eventmgr = pp_handle->eventmgr; - - if (eventmgr->pp_eventmgr_fini != NULL) - eventmgr->pp_eventmgr_fini(eventmgr); - - hwmgr_hw_fini(pp_handle); - } - return 0; -} - -static bool pp_is_idle(void *handle) -{ - return false; -} - -static int pp_wait_for_idle(void *handle) -{ - return 0; -} - -static int pp_sw_reset(void *handle) -{ - return 0; -} - - -int amd_set_clockgating_by_smu(void *handle, uint32_t msg_id) -{ - struct pp_hwmgr *hwmgr; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = 0; - - ret = pp_check(pp_handle); - - if (ret != 0) - return ret; - - hwmgr = pp_handle->hwmgr; - - if (hwmgr->hwmgr_func->update_clock_gatings == NULL) { - pr_info("%s was not implemented.\n", __func__); - return 0; - } - - return hwmgr->hwmgr_func->update_clock_gatings(hwmgr, &msg_id); -} - -static int pp_set_powergating_state(void *handle, - enum amd_powergating_state state) -{ - struct pp_hwmgr *hwmgr; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = 0; - - ret = pp_check(pp_handle); - - if (ret != 0) - return ret; - - hwmgr = pp_handle->hwmgr; - - if (hwmgr->hwmgr_func->enable_per_cu_power_gating == NULL) { - pr_info("%s was not implemented.\n", __func__); - return 0; - } - - /* Enable/disable GFX per cu powergating through SMU */ - return hwmgr->hwmgr_func->enable_per_cu_power_gating(hwmgr, - state == AMD_PG_STATE_GATE); -} - -static int pp_suspend(void *handle) -{ - struct pp_eventmgr *eventmgr; - struct pem_event_data event_data = { {0} }; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = 0; - - ret = pp_check(pp_handle); - - if (ret == PP_DPM_DISABLED) - return 0; - else if (ret != 0) - return ret; - - eventmgr = pp_handle->eventmgr; - pem_handle_event(eventmgr, AMD_PP_EVENT_SUSPEND, &event_data); - - return 0; -} - -static int pp_resume(void *handle) -{ - struct pp_eventmgr *eventmgr; - struct pem_event_data event_data = { {0} }; - struct pp_smumgr *smumgr; - int ret, ret1; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - - ret1 = pp_check(pp_handle); - - if (ret1 != 0 && ret1 != PP_DPM_DISABLED) - return ret1; - - smumgr = pp_handle->smu_mgr; - - if (smumgr->smumgr_funcs->start_smu == NULL) - return -EINVAL; - - ret = smumgr->smumgr_funcs->start_smu(smumgr); - if (ret) { - pr_err("smc start failed\n"); - smumgr->smumgr_funcs->smu_fini(smumgr); - return ret; - } - - if (ret1 == PP_DPM_DISABLED) - return 0; - - eventmgr = pp_handle->eventmgr; - - pem_handle_event(eventmgr, AMD_PP_EVENT_RESUME, &event_data); - - return 0; -} - -const struct amd_ip_funcs pp_ip_funcs = { - .name = "powerplay", - .early_init = pp_early_init, - .late_init = NULL, - .sw_init = pp_sw_init, - .sw_fini = pp_sw_fini, - .hw_init = pp_hw_init, - .hw_fini = pp_hw_fini, - .suspend = pp_suspend, - .resume = pp_resume, - .is_idle = pp_is_idle, - .wait_for_idle = pp_wait_for_idle, - .soft_reset = pp_sw_reset, - .set_clockgating_state = NULL, - .set_powergating_state = pp_set_powergating_state, -}; - -static int pp_dpm_load_fw(void *handle) -{ - return 0; -} - -static int pp_dpm_fw_loading_complete(void *handle) -{ - return 0; -} - -static int pp_dpm_force_performance_level(void *handle, - enum amd_dpm_forced_level level) -{ - struct pp_hwmgr *hwmgr; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = 0; - - ret = pp_check(pp_handle); - - if (ret != 0) - return ret; - - hwmgr = pp_handle->hwmgr; - - if (hwmgr->hwmgr_func->force_dpm_level == NULL) { - pr_info("%s was not implemented.\n", __func__); - return 0; - } - - mutex_lock(&pp_handle->pp_lock); - hwmgr->hwmgr_func->force_dpm_level(hwmgr, level); - mutex_unlock(&pp_handle->pp_lock); - return 0; -} - -static enum amd_dpm_forced_level pp_dpm_get_performance_level( - void *handle) -{ - struct pp_hwmgr *hwmgr; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = 0; - enum amd_dpm_forced_level level; - - ret = pp_check(pp_handle); - - if (ret != 0) - return ret; - - hwmgr = pp_handle->hwmgr; - mutex_lock(&pp_handle->pp_lock); - level = hwmgr->dpm_level; - mutex_unlock(&pp_handle->pp_lock); - return level; -} - -static int pp_dpm_get_sclk(void *handle, bool low) -{ - struct pp_hwmgr *hwmgr; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = 0; - - ret = pp_check(pp_handle); - - if (ret != 0) - return ret; - - hwmgr = pp_handle->hwmgr; - - if (hwmgr->hwmgr_func->get_sclk == NULL) { - pr_info("%s was not implemented.\n", __func__); - return 0; - } - mutex_lock(&pp_handle->pp_lock); - ret = hwmgr->hwmgr_func->get_sclk(hwmgr, low); - mutex_unlock(&pp_handle->pp_lock); - return ret; -} - -static int pp_dpm_get_mclk(void *handle, bool low) -{ - struct pp_hwmgr *hwmgr; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = 0; - - ret = pp_check(pp_handle); - - if (ret != 0) - return ret; - - hwmgr = pp_handle->hwmgr; - - if (hwmgr->hwmgr_func->get_mclk == NULL) { - pr_info("%s was not implemented.\n", __func__); - return 0; - } - mutex_lock(&pp_handle->pp_lock); - ret = hwmgr->hwmgr_func->get_mclk(hwmgr, low); - mutex_unlock(&pp_handle->pp_lock); - return ret; -} - -static int pp_dpm_powergate_vce(void *handle, bool gate) -{ - struct pp_hwmgr *hwmgr; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = 0; - - ret = pp_check(pp_handle); - - if (ret != 0) - return ret; - - hwmgr = pp_handle->hwmgr; - - if (hwmgr->hwmgr_func->powergate_vce == NULL) { - pr_info("%s was not implemented.\n", __func__); - return 0; - } - mutex_lock(&pp_handle->pp_lock); - ret = hwmgr->hwmgr_func->powergate_vce(hwmgr, gate); - mutex_unlock(&pp_handle->pp_lock); - return ret; -} - -static int pp_dpm_powergate_uvd(void *handle, bool gate) -{ - struct pp_hwmgr *hwmgr; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = 0; - - ret = pp_check(pp_handle); - - if (ret != 0) - return ret; - - hwmgr = pp_handle->hwmgr; - - if (hwmgr->hwmgr_func->powergate_uvd == NULL) { - pr_info("%s was not implemented.\n", __func__); - return 0; - } - mutex_lock(&pp_handle->pp_lock); - ret = hwmgr->hwmgr_func->powergate_uvd(hwmgr, gate); - mutex_unlock(&pp_handle->pp_lock); - return ret; -} - -static enum PP_StateUILabel power_state_convert(enum amd_pm_state_type state) -{ - switch (state) { - case POWER_STATE_TYPE_BATTERY: - return PP_StateUILabel_Battery; - case POWER_STATE_TYPE_BALANCED: - return PP_StateUILabel_Balanced; - case POWER_STATE_TYPE_PERFORMANCE: - return PP_StateUILabel_Performance; - default: - return PP_StateUILabel_None; - } -} - -static int pp_dpm_dispatch_tasks(void *handle, enum amd_pp_event event_id, - void *input, void *output) -{ - int ret = 0; - struct pem_event_data data = { {0} }; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - - ret = pp_check(pp_handle); - - if (ret != 0) - return ret; - mutex_lock(&pp_handle->pp_lock); - switch (event_id) { - case AMD_PP_EVENT_DISPLAY_CONFIG_CHANGE: - ret = pem_handle_event(pp_handle->eventmgr, event_id, &data); - break; - case AMD_PP_EVENT_ENABLE_USER_STATE: - { - enum amd_pm_state_type ps; - - if (input == NULL) { - ret = -EINVAL; - break; - } - ps = *(unsigned long *)input; - - data.requested_ui_label = power_state_convert(ps); - ret = pem_handle_event(pp_handle->eventmgr, event_id, &data); - break; - } - case AMD_PP_EVENT_COMPLETE_INIT: - ret = pem_handle_event(pp_handle->eventmgr, event_id, &data); - break; - case AMD_PP_EVENT_READJUST_POWER_STATE: - ret = pem_handle_event(pp_handle->eventmgr, event_id, &data); - break; - default: - break; - } - mutex_unlock(&pp_handle->pp_lock); - return ret; -} - -static enum amd_pm_state_type pp_dpm_get_current_power_state(void *handle) -{ - struct pp_hwmgr *hwmgr; - struct pp_power_state *state; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = 0; - enum amd_pm_state_type pm_type; - - ret = pp_check(pp_handle); - - if (ret != 0) - return ret; - - hwmgr = pp_handle->hwmgr; - - if (hwmgr->current_ps == NULL) - return -EINVAL; - - mutex_lock(&pp_handle->pp_lock); - - state = hwmgr->current_ps; - - switch (state->classification.ui_label) { - case PP_StateUILabel_Battery: - pm_type = POWER_STATE_TYPE_BATTERY; - break; - case PP_StateUILabel_Balanced: - pm_type = POWER_STATE_TYPE_BALANCED; - break; - case PP_StateUILabel_Performance: - pm_type = POWER_STATE_TYPE_PERFORMANCE; - break; - default: - if (state->classification.flags & PP_StateClassificationFlag_Boot) - pm_type = POWER_STATE_TYPE_INTERNAL_BOOT; - else - pm_type = POWER_STATE_TYPE_DEFAULT; - break; - } - mutex_unlock(&pp_handle->pp_lock); - - return pm_type; -} - -static int pp_dpm_set_fan_control_mode(void *handle, uint32_t mode) -{ - struct pp_hwmgr *hwmgr; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = 0; - - ret = pp_check(pp_handle); - - if (ret != 0) - return ret; - - hwmgr = pp_handle->hwmgr; - - if (hwmgr->hwmgr_func->set_fan_control_mode == NULL) { - pr_info("%s was not implemented.\n", __func__); - return 0; - } - mutex_lock(&pp_handle->pp_lock); - ret = hwmgr->hwmgr_func->set_fan_control_mode(hwmgr, mode); - mutex_unlock(&pp_handle->pp_lock); - return ret; -} - -static int pp_dpm_get_fan_control_mode(void *handle) -{ - struct pp_hwmgr *hwmgr; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = 0; - - ret = pp_check(pp_handle); - - if (ret != 0) - return ret; - - hwmgr = pp_handle->hwmgr; - - if (hwmgr->hwmgr_func->get_fan_control_mode == NULL) { - pr_info("%s was not implemented.\n", __func__); - return 0; - } - mutex_lock(&pp_handle->pp_lock); - ret = hwmgr->hwmgr_func->get_fan_control_mode(hwmgr); - mutex_unlock(&pp_handle->pp_lock); - return ret; -} - -static int pp_dpm_set_fan_speed_percent(void *handle, uint32_t percent) -{ - struct pp_hwmgr *hwmgr; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = 0; - - ret = pp_check(pp_handle); - - if (ret != 0) - return ret; - - hwmgr = pp_handle->hwmgr; - - if (hwmgr->hwmgr_func->set_fan_speed_percent == NULL) { - pr_info("%s was not implemented.\n", __func__); - return 0; - } - mutex_lock(&pp_handle->pp_lock); - ret = hwmgr->hwmgr_func->set_fan_speed_percent(hwmgr, percent); - mutex_unlock(&pp_handle->pp_lock); - return ret; -} - -static int pp_dpm_get_fan_speed_percent(void *handle, uint32_t *speed) -{ - struct pp_hwmgr *hwmgr; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = 0; - - ret = pp_check(pp_handle); - - if (ret != 0) - return ret; - - hwmgr = pp_handle->hwmgr; - - if (hwmgr->hwmgr_func->get_fan_speed_percent == NULL) { - pr_info("%s was not implemented.\n", __func__); - return 0; - } - - mutex_lock(&pp_handle->pp_lock); - ret = hwmgr->hwmgr_func->get_fan_speed_percent(hwmgr, speed); - mutex_unlock(&pp_handle->pp_lock); - return ret; -} - -static int pp_dpm_get_fan_speed_rpm(void *handle, uint32_t *rpm) -{ - struct pp_hwmgr *hwmgr; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = 0; - - ret = pp_check(pp_handle); - - if (ret != 0) - return ret; - - hwmgr = pp_handle->hwmgr; - - if (hwmgr->hwmgr_func->get_fan_speed_rpm == NULL) - return -EINVAL; - - mutex_lock(&pp_handle->pp_lock); - ret = hwmgr->hwmgr_func->get_fan_speed_rpm(hwmgr, rpm); - mutex_unlock(&pp_handle->pp_lock); - return ret; -} - -static int pp_dpm_get_temperature(void *handle) -{ - struct pp_hwmgr *hwmgr; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = 0; - - ret = pp_check(pp_handle); - - if (ret != 0) - return ret; - - hwmgr = pp_handle->hwmgr; - - if (hwmgr->hwmgr_func->get_temperature == NULL) { - pr_info("%s was not implemented.\n", __func__); - return 0; - } - mutex_lock(&pp_handle->pp_lock); - ret = hwmgr->hwmgr_func->get_temperature(hwmgr); - mutex_unlock(&pp_handle->pp_lock); - return ret; -} - -static int pp_dpm_get_pp_num_states(void *handle, - struct pp_states_info *data) -{ - struct pp_hwmgr *hwmgr; - int i; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = 0; - - ret = pp_check(pp_handle); - - if (ret != 0) - return ret; - - hwmgr = pp_handle->hwmgr; - - if (hwmgr->ps == NULL) - return -EINVAL; - - mutex_lock(&pp_handle->pp_lock); - - data->nums = hwmgr->num_ps; - - for (i = 0; i < hwmgr->num_ps; i++) { - struct pp_power_state *state = (struct pp_power_state *) - ((unsigned long)hwmgr->ps + i * hwmgr->ps_size); - switch (state->classification.ui_label) { - case PP_StateUILabel_Battery: - data->states[i] = POWER_STATE_TYPE_BATTERY; - break; - case PP_StateUILabel_Balanced: - data->states[i] = POWER_STATE_TYPE_BALANCED; - break; - case PP_StateUILabel_Performance: - data->states[i] = POWER_STATE_TYPE_PERFORMANCE; - break; - default: - if (state->classification.flags & PP_StateClassificationFlag_Boot) - data->states[i] = POWER_STATE_TYPE_INTERNAL_BOOT; - else - data->states[i] = POWER_STATE_TYPE_DEFAULT; - } - } - mutex_unlock(&pp_handle->pp_lock); - return 0; -} - -static int pp_dpm_get_pp_table(void *handle, char **table) -{ - struct pp_hwmgr *hwmgr; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = 0; - int size = 0; - - ret = pp_check(pp_handle); - - if (ret != 0) - return ret; - - hwmgr = pp_handle->hwmgr; - - if (!hwmgr->soft_pp_table) - return -EINVAL; - - mutex_lock(&pp_handle->pp_lock); - *table = (char *)hwmgr->soft_pp_table; - size = hwmgr->soft_pp_table_size; - mutex_unlock(&pp_handle->pp_lock); - return size; -} - -static int pp_dpm_set_pp_table(void *handle, const char *buf, size_t size) -{ - struct pp_hwmgr *hwmgr; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = 0; - - ret = pp_check(pp_handle); - - if (ret != 0) - return ret; - - hwmgr = pp_handle->hwmgr; - mutex_lock(&pp_handle->pp_lock); - if (!hwmgr->hardcode_pp_table) { - hwmgr->hardcode_pp_table = kmemdup(hwmgr->soft_pp_table, - hwmgr->soft_pp_table_size, - GFP_KERNEL); - if (!hwmgr->hardcode_pp_table) { - mutex_unlock(&pp_handle->pp_lock); - return -ENOMEM; - } - } - - memcpy(hwmgr->hardcode_pp_table, buf, size); - - hwmgr->soft_pp_table = hwmgr->hardcode_pp_table; - mutex_unlock(&pp_handle->pp_lock); - - ret = amd_powerplay_reset(handle); - if (ret) - return ret; - - if (hwmgr->hwmgr_func->avfs_control) { - ret = hwmgr->hwmgr_func->avfs_control(hwmgr, false); - if (ret) - return ret; - } - - return 0; -} - -static int pp_dpm_force_clock_level(void *handle, - enum pp_clock_type type, uint32_t mask) -{ - struct pp_hwmgr *hwmgr; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = 0; - - ret = pp_check(pp_handle); - - if (ret != 0) - return ret; - - hwmgr = pp_handle->hwmgr; - - if (hwmgr->hwmgr_func->force_clock_level == NULL) { - pr_info("%s was not implemented.\n", __func__); - return 0; - } - mutex_lock(&pp_handle->pp_lock); - hwmgr->hwmgr_func->force_clock_level(hwmgr, type, mask); - mutex_unlock(&pp_handle->pp_lock); - return ret; -} - -static int pp_dpm_print_clock_levels(void *handle, - enum pp_clock_type type, char *buf) -{ - struct pp_hwmgr *hwmgr; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = 0; - - ret = pp_check(pp_handle); - - if (ret != 0) - return ret; - - hwmgr = pp_handle->hwmgr; - - if (hwmgr->hwmgr_func->print_clock_levels == NULL) { - pr_info("%s was not implemented.\n", __func__); - return 0; - } - mutex_lock(&pp_handle->pp_lock); - ret = hwmgr->hwmgr_func->print_clock_levels(hwmgr, type, buf); - mutex_unlock(&pp_handle->pp_lock); - return ret; -} - -static int pp_dpm_get_sclk_od(void *handle) -{ - struct pp_hwmgr *hwmgr; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = 0; - - ret = pp_check(pp_handle); - - if (ret != 0) - return ret; - - hwmgr = pp_handle->hwmgr; - - if (hwmgr->hwmgr_func->get_sclk_od == NULL) { - pr_info("%s was not implemented.\n", __func__); - return 0; - } - mutex_lock(&pp_handle->pp_lock); - ret = hwmgr->hwmgr_func->get_sclk_od(hwmgr); - mutex_unlock(&pp_handle->pp_lock); - return ret; -} - -static int pp_dpm_set_sclk_od(void *handle, uint32_t value) -{ - struct pp_hwmgr *hwmgr; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = 0; - - ret = pp_check(pp_handle); - - if (ret != 0) - return ret; - - hwmgr = pp_handle->hwmgr; - - if (hwmgr->hwmgr_func->set_sclk_od == NULL) { - pr_info("%s was not implemented.\n", __func__); - return 0; - } - - mutex_lock(&pp_handle->pp_lock); - ret = hwmgr->hwmgr_func->set_sclk_od(hwmgr, value); - mutex_unlock(&pp_handle->pp_lock); - return ret; -} - -static int pp_dpm_get_mclk_od(void *handle) -{ - struct pp_hwmgr *hwmgr; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = 0; - - ret = pp_check(pp_handle); - - if (ret != 0) - return ret; - - hwmgr = pp_handle->hwmgr; - - if (hwmgr->hwmgr_func->get_mclk_od == NULL) { - pr_info("%s was not implemented.\n", __func__); - return 0; - } - mutex_lock(&pp_handle->pp_lock); - ret = hwmgr->hwmgr_func->get_mclk_od(hwmgr); - mutex_unlock(&pp_handle->pp_lock); - return ret; -} - -static int pp_dpm_set_mclk_od(void *handle, uint32_t value) -{ - struct pp_hwmgr *hwmgr; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = 0; - - ret = pp_check(pp_handle); - - if (ret != 0) - return ret; - - hwmgr = pp_handle->hwmgr; - - if (hwmgr->hwmgr_func->set_mclk_od == NULL) { - pr_info("%s was not implemented.\n", __func__); - return 0; - } - mutex_lock(&pp_handle->pp_lock); - ret = hwmgr->hwmgr_func->set_mclk_od(hwmgr, value); - mutex_unlock(&pp_handle->pp_lock); - return ret; -} - -static int pp_dpm_read_sensor(void *handle, int idx, - void *value, int *size) -{ - struct pp_hwmgr *hwmgr; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = 0; - - ret = pp_check(pp_handle); - - if (ret != 0) - return ret; - - hwmgr = pp_handle->hwmgr; - - if (hwmgr->hwmgr_func->read_sensor == NULL) { - pr_info("%s was not implemented.\n", __func__); - return 0; - } - - mutex_lock(&pp_handle->pp_lock); - ret = hwmgr->hwmgr_func->read_sensor(hwmgr, idx, value, size); - mutex_unlock(&pp_handle->pp_lock); - - return ret; -} - -static struct amd_vce_state* -pp_dpm_get_vce_clock_state(void *handle, unsigned idx) -{ - struct pp_hwmgr *hwmgr; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = 0; - - ret = pp_check(pp_handle); - - if (ret != 0) - return NULL; - - hwmgr = pp_handle->hwmgr; - - if (hwmgr && idx < hwmgr->num_vce_state_tables) - return &hwmgr->vce_states[idx]; - return NULL; -} - -static int pp_dpm_reset_power_profile_state(void *handle, - struct amd_pp_profile *request) -{ - struct pp_hwmgr *hwmgr; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - - if (!request || pp_check(pp_handle)) - return -EINVAL; - - hwmgr = pp_handle->hwmgr; - - if (hwmgr->hwmgr_func->set_power_profile_state == NULL) { - pr_info("%s was not implemented.\n", __func__); - return 0; - } - - if (request->type == AMD_PP_GFX_PROFILE) { - hwmgr->gfx_power_profile = hwmgr->default_gfx_power_profile; - return hwmgr->hwmgr_func->set_power_profile_state(hwmgr, - &hwmgr->gfx_power_profile); - } else if (request->type == AMD_PP_COMPUTE_PROFILE) { - hwmgr->compute_power_profile = - hwmgr->default_compute_power_profile; - return hwmgr->hwmgr_func->set_power_profile_state(hwmgr, - &hwmgr->compute_power_profile); - } else - return -EINVAL; -} - -static int pp_dpm_get_power_profile_state(void *handle, - struct amd_pp_profile *query) -{ - struct pp_hwmgr *hwmgr; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - - if (!query || pp_check(pp_handle)) - return -EINVAL; - - hwmgr = pp_handle->hwmgr; - - if (query->type == AMD_PP_GFX_PROFILE) - memcpy(query, &hwmgr->gfx_power_profile, - sizeof(struct amd_pp_profile)); - else if (query->type == AMD_PP_COMPUTE_PROFILE) - memcpy(query, &hwmgr->compute_power_profile, - sizeof(struct amd_pp_profile)); - else - return -EINVAL; - - return 0; -} - -static int pp_dpm_set_power_profile_state(void *handle, - struct amd_pp_profile *request) -{ - struct pp_hwmgr *hwmgr; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = -1; - - if (!request || pp_check(pp_handle)) - return -EINVAL; - - hwmgr = pp_handle->hwmgr; - - if (hwmgr->hwmgr_func->set_power_profile_state == NULL) { - pr_info("%s was not implemented.\n", __func__); - return 0; - } - - if (request->min_sclk || - request->min_mclk || - request->activity_threshold || - request->up_hyst || - request->down_hyst) { - if (request->type == AMD_PP_GFX_PROFILE) - memcpy(&hwmgr->gfx_power_profile, request, - sizeof(struct amd_pp_profile)); - else if (request->type == AMD_PP_COMPUTE_PROFILE) - memcpy(&hwmgr->compute_power_profile, request, - sizeof(struct amd_pp_profile)); - else - return -EINVAL; - - if (request->type == hwmgr->current_power_profile) - ret = hwmgr->hwmgr_func->set_power_profile_state( - hwmgr, - request); - } else { - /* set power profile if it exists */ - switch (request->type) { - case AMD_PP_GFX_PROFILE: - ret = hwmgr->hwmgr_func->set_power_profile_state( - hwmgr, - &hwmgr->gfx_power_profile); - break; - case AMD_PP_COMPUTE_PROFILE: - ret = hwmgr->hwmgr_func->set_power_profile_state( - hwmgr, - &hwmgr->compute_power_profile); - break; - default: - return -EINVAL; - } - } - - if (!ret) - hwmgr->current_power_profile = request->type; - - return 0; -} - -static int pp_dpm_switch_power_profile(void *handle, - enum amd_pp_profile_type type) -{ - struct pp_hwmgr *hwmgr; - struct amd_pp_profile request = {0}; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - - if (pp_check(pp_handle)) - return -EINVAL; - - hwmgr = pp_handle->hwmgr; - - if (hwmgr->current_power_profile != type) { - request.type = type; - pp_dpm_set_power_profile_state(handle, &request); - } - - return 0; -} - -const struct amd_powerplay_funcs pp_dpm_funcs = { - .get_temperature = pp_dpm_get_temperature, - .load_firmware = pp_dpm_load_fw, - .wait_for_fw_loading_complete = pp_dpm_fw_loading_complete, - .force_performance_level = pp_dpm_force_performance_level, - .get_performance_level = pp_dpm_get_performance_level, - .get_current_power_state = pp_dpm_get_current_power_state, - .get_sclk = pp_dpm_get_sclk, - .get_mclk = pp_dpm_get_mclk, - .powergate_vce = pp_dpm_powergate_vce, - .powergate_uvd = pp_dpm_powergate_uvd, - .dispatch_tasks = pp_dpm_dispatch_tasks, - .set_fan_control_mode = pp_dpm_set_fan_control_mode, - .get_fan_control_mode = pp_dpm_get_fan_control_mode, - .set_fan_speed_percent = pp_dpm_set_fan_speed_percent, - .get_fan_speed_percent = pp_dpm_get_fan_speed_percent, - .get_fan_speed_rpm = pp_dpm_get_fan_speed_rpm, - .get_pp_num_states = pp_dpm_get_pp_num_states, - .get_pp_table = pp_dpm_get_pp_table, - .set_pp_table = pp_dpm_set_pp_table, - .force_clock_level = pp_dpm_force_clock_level, - .print_clock_levels = pp_dpm_print_clock_levels, - .get_sclk_od = pp_dpm_get_sclk_od, - .set_sclk_od = pp_dpm_set_sclk_od, - .get_mclk_od = pp_dpm_get_mclk_od, - .set_mclk_od = pp_dpm_set_mclk_od, - .read_sensor = pp_dpm_read_sensor, - .get_vce_clock_state = pp_dpm_get_vce_clock_state, - .reset_power_profile_state = pp_dpm_reset_power_profile_state, - .get_power_profile_state = pp_dpm_get_power_profile_state, - .set_power_profile_state = pp_dpm_set_power_profile_state, - .switch_power_profile = pp_dpm_switch_power_profile, -}; - -int amd_powerplay_create(struct amd_pp_init *pp_init, - void **handle) -{ - struct pp_instance *instance; - - if (pp_init == NULL || handle == NULL) - return -EINVAL; - - instance = kzalloc(sizeof(struct pp_instance), GFP_KERNEL); - if (instance == NULL) - return -ENOMEM; - - instance->pp_valid = PP_VALID; - instance->chip_family = pp_init->chip_family; - instance->chip_id = pp_init->chip_id; - instance->pm_en = pp_init->pm_en; - instance->feature_mask = pp_init->feature_mask; - instance->device = pp_init->device; - mutex_init(&instance->pp_lock); - *handle = instance; - return 0; -} - -int amd_powerplay_destroy(void *handle) -{ - struct pp_instance *instance = (struct pp_instance *)handle; - - if (instance->pm_en) { - kfree(instance->eventmgr); - kfree(instance->hwmgr); - instance->hwmgr = NULL; - instance->eventmgr = NULL; - } - - kfree(instance->smu_mgr); - instance->smu_mgr = NULL; - kfree(instance); - instance = NULL; - return 0; -} - -int amd_powerplay_reset(void *handle) -{ - struct pp_instance *instance = (struct pp_instance *)handle; - struct pp_eventmgr *eventmgr; - struct pem_event_data event_data = { {0} }; - int ret; - - if (cgs_is_virtualization_enabled(instance->smu_mgr->device)) - return PP_DPM_DISABLED; - - ret = pp_check(instance); - if (ret != 0) - return ret; - - ret = pp_hw_fini(handle); - if (ret) - return ret; - - ret = hwmgr_hw_init(instance); - if (ret) - return PP_DPM_DISABLED; - - eventmgr = instance->eventmgr; - - if (eventmgr->pp_eventmgr_init == NULL) - return PP_DPM_DISABLED; - - ret = eventmgr->pp_eventmgr_init(eventmgr); - if (ret) - return ret; - - return pem_handle_event(eventmgr, AMD_PP_EVENT_COMPLETE_INIT, &event_data); -} - -/* export this function to DAL */ - -int amd_powerplay_display_configuration_change(void *handle, - const struct amd_pp_display_configuration *display_config) -{ - struct pp_hwmgr *hwmgr; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = 0; - - ret = pp_check(pp_handle); - - if (ret != 0) - return ret; - - hwmgr = pp_handle->hwmgr; - mutex_lock(&pp_handle->pp_lock); - phm_store_dal_configuration_data(hwmgr, display_config); - mutex_unlock(&pp_handle->pp_lock); - return 0; -} - -int amd_powerplay_get_display_power_level(void *handle, - struct amd_pp_simple_clock_info *output) -{ - struct pp_hwmgr *hwmgr; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = 0; - - ret = pp_check(pp_handle); - - if (ret != 0) - return ret; - - hwmgr = pp_handle->hwmgr; - - if (output == NULL) - return -EINVAL; - - mutex_lock(&pp_handle->pp_lock); - ret = phm_get_dal_power_level(hwmgr, output); - mutex_unlock(&pp_handle->pp_lock); - return ret; -} - -int amd_powerplay_get_current_clocks(void *handle, - struct amd_pp_clock_info *clocks) -{ - struct amd_pp_simple_clock_info simple_clocks; - struct pp_clock_info hw_clocks; - struct pp_hwmgr *hwmgr; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = 0; - - ret = pp_check(pp_handle); - - if (ret != 0) - return ret; - - hwmgr = pp_handle->hwmgr; - - mutex_lock(&pp_handle->pp_lock); - - phm_get_dal_power_level(hwmgr, &simple_clocks); - - if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, - PHM_PlatformCaps_PowerContainment)) - ret = phm_get_clock_info(hwmgr, &hwmgr->current_ps->hardware, - &hw_clocks, PHM_PerformanceLevelDesignation_PowerContainment); - else - ret = phm_get_clock_info(hwmgr, &hwmgr->current_ps->hardware, - &hw_clocks, PHM_PerformanceLevelDesignation_Activity); - - if (ret != 0) { - pr_info("Error in phm_get_clock_info \n"); - mutex_unlock(&pp_handle->pp_lock); - return -EINVAL; - } - - clocks->min_engine_clock = hw_clocks.min_eng_clk; - clocks->max_engine_clock = hw_clocks.max_eng_clk; - clocks->min_memory_clock = hw_clocks.min_mem_clk; - clocks->max_memory_clock = hw_clocks.max_mem_clk; - clocks->min_bus_bandwidth = hw_clocks.min_bus_bandwidth; - clocks->max_bus_bandwidth = hw_clocks.max_bus_bandwidth; - - clocks->max_engine_clock_in_sr = hw_clocks.max_eng_clk; - clocks->min_engine_clock_in_sr = hw_clocks.min_eng_clk; - - clocks->max_clocks_state = simple_clocks.level; - - if (0 == phm_get_current_shallow_sleep_clocks(hwmgr, &hwmgr->current_ps->hardware, &hw_clocks)) { - clocks->max_engine_clock_in_sr = hw_clocks.max_eng_clk; - clocks->min_engine_clock_in_sr = hw_clocks.min_eng_clk; - } - mutex_unlock(&pp_handle->pp_lock); - return 0; -} - -int amd_powerplay_get_clock_by_type(void *handle, enum amd_pp_clock_type type, struct amd_pp_clocks *clocks) -{ - struct pp_hwmgr *hwmgr; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = 0; - - ret = pp_check(pp_handle); - - if (ret != 0) - return ret; - - hwmgr = pp_handle->hwmgr; - - if (clocks == NULL) - return -EINVAL; - - mutex_lock(&pp_handle->pp_lock); - ret = phm_get_clock_by_type(hwmgr, type, clocks); - mutex_unlock(&pp_handle->pp_lock); - return ret; -} - -int amd_powerplay_get_clock_by_type_with_latency(void *handle, - enum amd_pp_clock_type type, - struct pp_clock_levels_with_latency *clocks) -{ - struct pp_hwmgr *hwmgr; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = 0; - - ret = pp_check(pp_handle); - if (ret != 0) - return ret; - - if (!clocks) - return -EINVAL; - - mutex_lock(&pp_handle->pp_lock); - hwmgr = ((struct pp_instance *)handle)->hwmgr; - ret = phm_get_clock_by_type_with_latency(hwmgr, type, clocks); - mutex_unlock(&pp_handle->pp_lock); - return ret; -} - -int amd_powerplay_get_clock_by_type_with_voltage(void *handle, - enum amd_pp_clock_type type, - struct pp_clock_levels_with_voltage *clocks) -{ - struct pp_hwmgr *hwmgr; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = 0; - - ret = pp_check(pp_handle); - if (ret != 0) - return ret; - - if (!clocks) - return -EINVAL; - - hwmgr = ((struct pp_instance *)handle)->hwmgr; - - mutex_lock(&pp_handle->pp_lock); - - ret = phm_get_clock_by_type_with_voltage(hwmgr, type, clocks); - - mutex_unlock(&pp_handle->pp_lock); - return ret; -} - -int amd_powerplay_set_watermarks_for_clocks_ranges(void *handle, - struct pp_wm_sets_with_clock_ranges_soc15 *wm_with_clock_ranges) -{ - struct pp_hwmgr *hwmgr; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = 0; - - ret = pp_check(pp_handle); - if (ret != 0) - return ret; - - if (!wm_with_clock_ranges) - return -EINVAL; - - hwmgr = ((struct pp_instance *)handle)->hwmgr; - - mutex_lock(&pp_handle->pp_lock); - ret = phm_set_watermarks_for_clocks_ranges(hwmgr, - wm_with_clock_ranges); - mutex_unlock(&pp_handle->pp_lock); - - return ret; -} - -int amd_powerplay_display_clock_voltage_request(void *handle, - struct pp_display_clock_request *clock) -{ - struct pp_hwmgr *hwmgr; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = 0; - - ret = pp_check(pp_handle); - if (ret != 0) - return ret; - - if (!clock) - return -EINVAL; - - hwmgr = ((struct pp_instance *)handle)->hwmgr; - - mutex_lock(&pp_handle->pp_lock); - ret = phm_display_clock_voltage_request(hwmgr, clock); - mutex_unlock(&pp_handle->pp_lock); - - return ret; -} - -int amd_powerplay_get_display_mode_validation_clocks(void *handle, - struct amd_pp_simple_clock_info *clocks) -{ - struct pp_hwmgr *hwmgr; - struct pp_instance *pp_handle = (struct pp_instance *)handle; - int ret = 0; - - ret = pp_check(pp_handle); - - if (ret != 0) - return ret; - - hwmgr = pp_handle->hwmgr; - - if (clocks == NULL) - return -EINVAL; - - mutex_lock(&pp_handle->pp_lock); - - if (phm_cap_enabled(hwmgr->platform_descriptor.platformCaps, PHM_PlatformCaps_DynamicPatchPowerState)) - ret = phm_get_max_high_clocks(hwmgr, clocks); - - mutex_unlock(&pp_handle->pp_lock); - return ret; -} - |