1444 lines
33 KiB
C
1444 lines
33 KiB
C
/*
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* Copyright 2015 Advanced Micro Devices, Inc.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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#include "pp_debug.h"
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#include <linux/types.h>
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#include <linux/kernel.h>
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#include <linux/gfp.h>
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#include <linux/slab.h>
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#include "amd_shared.h"
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#include "amd_powerplay.h"
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#include "pp_instance.h"
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#include "power_state.h"
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#define PP_DPM_DISABLED 0xCCCC
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static int pp_dpm_dispatch_tasks(void *handle, enum amd_pp_task task_id,
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void *input, void *output);
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static inline int pp_check(struct pp_instance *handle)
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{
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if (handle == NULL)
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return -EINVAL;
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if (handle->hwmgr == NULL || handle->hwmgr->smumgr_funcs == NULL)
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return -EINVAL;
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if (handle->pm_en == 0)
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return PP_DPM_DISABLED;
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if (handle->hwmgr->hwmgr_func == NULL)
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return PP_DPM_DISABLED;
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return 0;
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}
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static int amd_powerplay_create(struct amd_pp_init *pp_init,
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void **handle)
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{
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struct pp_instance *instance;
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if (pp_init == NULL || handle == NULL)
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return -EINVAL;
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instance = kzalloc(sizeof(struct pp_instance), GFP_KERNEL);
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if (instance == NULL)
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return -ENOMEM;
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instance->chip_family = pp_init->chip_family;
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instance->chip_id = pp_init->chip_id;
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instance->pm_en = pp_init->pm_en;
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instance->feature_mask = pp_init->feature_mask;
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instance->device = pp_init->device;
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mutex_init(&instance->pp_lock);
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*handle = instance;
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return 0;
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}
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static int amd_powerplay_destroy(void *handle)
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{
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struct pp_instance *instance = (struct pp_instance *)handle;
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kfree(instance->hwmgr->hardcode_pp_table);
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instance->hwmgr->hardcode_pp_table = NULL;
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kfree(instance->hwmgr);
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instance->hwmgr = NULL;
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kfree(instance);
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instance = NULL;
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return 0;
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}
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static int pp_early_init(void *handle)
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{
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int ret;
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struct pp_instance *pp_handle = NULL;
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pp_handle = cgs_register_pp_handle(handle, amd_powerplay_create);
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if (!pp_handle)
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return -EINVAL;
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ret = hwmgr_early_init(pp_handle);
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if (ret)
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return -EINVAL;
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return 0;
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}
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static int pp_sw_init(void *handle)
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{
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struct pp_hwmgr *hwmgr;
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int ret = 0;
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struct pp_instance *pp_handle = (struct pp_instance *)handle;
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ret = pp_check(pp_handle);
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if (ret >= 0) {
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hwmgr = pp_handle->hwmgr;
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if (hwmgr->smumgr_funcs->smu_init == NULL)
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return -EINVAL;
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ret = hwmgr->smumgr_funcs->smu_init(hwmgr);
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pr_info("amdgpu: powerplay sw initialized\n");
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}
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return ret;
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}
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static int pp_sw_fini(void *handle)
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{
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struct pp_hwmgr *hwmgr;
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int ret = 0;
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struct pp_instance *pp_handle = (struct pp_instance *)handle;
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ret = pp_check(pp_handle);
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if (ret >= 0) {
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hwmgr = pp_handle->hwmgr;
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if (hwmgr->smumgr_funcs->smu_fini == NULL)
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return -EINVAL;
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ret = hwmgr->smumgr_funcs->smu_fini(pp_handle->hwmgr);
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}
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return ret;
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}
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static int pp_hw_init(void *handle)
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{
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int ret = 0;
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struct pp_instance *pp_handle = (struct pp_instance *)handle;
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struct pp_hwmgr *hwmgr;
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ret = pp_check(pp_handle);
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if (ret >= 0) {
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hwmgr = pp_handle->hwmgr;
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if (hwmgr->smumgr_funcs->start_smu == NULL)
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return -EINVAL;
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if(hwmgr->smumgr_funcs->start_smu(pp_handle->hwmgr)) {
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pr_err("smc start failed\n");
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hwmgr->smumgr_funcs->smu_fini(pp_handle->hwmgr);
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return -EINVAL;;
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}
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if (ret == PP_DPM_DISABLED)
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goto exit;
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ret = hwmgr_hw_init(pp_handle);
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if (ret)
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goto exit;
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}
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return ret;
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exit:
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pp_handle->pm_en = 0;
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cgs_notify_dpm_enabled(hwmgr->device, false);
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return 0;
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}
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static int pp_hw_fini(void *handle)
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{
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struct pp_instance *pp_handle = (struct pp_instance *)handle;
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int ret = 0;
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ret = pp_check(pp_handle);
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if (ret == 0)
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hwmgr_hw_fini(pp_handle);
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return 0;
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}
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static int pp_late_init(void *handle)
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{
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struct pp_instance *pp_handle = (struct pp_instance *)handle;
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int ret = 0;
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ret = pp_check(pp_handle);
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if (ret == 0)
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pp_dpm_dispatch_tasks(pp_handle,
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AMD_PP_TASK_COMPLETE_INIT, NULL, NULL);
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return 0;
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}
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static void pp_late_fini(void *handle)
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{
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amd_powerplay_destroy(handle);
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}
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static bool pp_is_idle(void *handle)
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{
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return false;
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}
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static int pp_wait_for_idle(void *handle)
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{
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return 0;
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}
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static int pp_sw_reset(void *handle)
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{
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return 0;
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}
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static int pp_set_powergating_state(void *handle,
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enum amd_powergating_state state)
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{
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struct pp_hwmgr *hwmgr;
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struct pp_instance *pp_handle = (struct pp_instance *)handle;
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int ret = 0;
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ret = pp_check(pp_handle);
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if (ret)
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return ret;
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hwmgr = pp_handle->hwmgr;
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if (hwmgr->hwmgr_func->enable_per_cu_power_gating == NULL) {
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pr_info("%s was not implemented.\n", __func__);
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return 0;
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}
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/* Enable/disable GFX per cu powergating through SMU */
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return hwmgr->hwmgr_func->enable_per_cu_power_gating(hwmgr,
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state == AMD_PG_STATE_GATE);
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}
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static int pp_suspend(void *handle)
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{
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struct pp_instance *pp_handle = (struct pp_instance *)handle;
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int ret = 0;
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ret = pp_check(pp_handle);
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if (ret == 0)
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hwmgr_hw_suspend(pp_handle);
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return 0;
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}
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static int pp_resume(void *handle)
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{
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struct pp_hwmgr *hwmgr;
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int ret;
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struct pp_instance *pp_handle = (struct pp_instance *)handle;
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ret = pp_check(pp_handle);
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if (ret < 0)
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return ret;
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hwmgr = pp_handle->hwmgr;
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if (hwmgr->smumgr_funcs->start_smu == NULL)
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return -EINVAL;
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if (hwmgr->smumgr_funcs->start_smu(pp_handle->hwmgr)) {
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pr_err("smc start failed\n");
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hwmgr->smumgr_funcs->smu_fini(pp_handle->hwmgr);
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return -EINVAL;
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}
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if (ret == PP_DPM_DISABLED)
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return 0;
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return hwmgr_hw_resume(pp_handle);
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}
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const struct amd_ip_funcs pp_ip_funcs = {
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.name = "powerplay",
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.early_init = pp_early_init,
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.late_init = pp_late_init,
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.sw_init = pp_sw_init,
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.sw_fini = pp_sw_fini,
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.hw_init = pp_hw_init,
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.hw_fini = pp_hw_fini,
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.late_fini = pp_late_fini,
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.suspend = pp_suspend,
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.resume = pp_resume,
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.is_idle = pp_is_idle,
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.wait_for_idle = pp_wait_for_idle,
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.soft_reset = pp_sw_reset,
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.set_clockgating_state = NULL,
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.set_powergating_state = pp_set_powergating_state,
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};
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static int pp_dpm_load_fw(void *handle)
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{
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return 0;
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}
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static int pp_dpm_fw_loading_complete(void *handle)
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{
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return 0;
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}
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static int pp_set_clockgating_by_smu(void *handle, uint32_t msg_id)
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{
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struct pp_hwmgr *hwmgr;
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struct pp_instance *pp_handle = (struct pp_instance *)handle;
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int ret = 0;
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ret = pp_check(pp_handle);
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if (ret)
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return ret;
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hwmgr = pp_handle->hwmgr;
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if (hwmgr->hwmgr_func->update_clock_gatings == NULL) {
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pr_info("%s was not implemented.\n", __func__);
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return 0;
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}
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return hwmgr->hwmgr_func->update_clock_gatings(hwmgr, &msg_id);
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}
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static void pp_dpm_en_umd_pstate(struct pp_hwmgr *hwmgr,
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enum amd_dpm_forced_level *level)
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{
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uint32_t profile_mode_mask = AMD_DPM_FORCED_LEVEL_PROFILE_STANDARD |
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AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK |
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AMD_DPM_FORCED_LEVEL_PROFILE_MIN_MCLK |
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AMD_DPM_FORCED_LEVEL_PROFILE_PEAK;
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if (!(hwmgr->dpm_level & profile_mode_mask)) {
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/* enter umd pstate, save current level, disable gfx cg*/
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if (*level & profile_mode_mask) {
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hwmgr->saved_dpm_level = hwmgr->dpm_level;
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hwmgr->en_umd_pstate = true;
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cgs_set_clockgating_state(hwmgr->device,
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AMD_IP_BLOCK_TYPE_GFX,
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AMD_CG_STATE_UNGATE);
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cgs_set_powergating_state(hwmgr->device,
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AMD_IP_BLOCK_TYPE_GFX,
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AMD_PG_STATE_UNGATE);
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}
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} else {
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/* exit umd pstate, restore level, enable gfx cg*/
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if (!(*level & profile_mode_mask)) {
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if (*level == AMD_DPM_FORCED_LEVEL_PROFILE_EXIT)
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*level = hwmgr->saved_dpm_level;
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hwmgr->en_umd_pstate = false;
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cgs_set_clockgating_state(hwmgr->device,
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AMD_IP_BLOCK_TYPE_GFX,
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AMD_CG_STATE_GATE);
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cgs_set_powergating_state(hwmgr->device,
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AMD_IP_BLOCK_TYPE_GFX,
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AMD_PG_STATE_GATE);
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}
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}
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}
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static int pp_dpm_force_performance_level(void *handle,
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enum amd_dpm_forced_level level)
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{
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struct pp_hwmgr *hwmgr;
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struct pp_instance *pp_handle = (struct pp_instance *)handle;
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int ret = 0;
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ret = pp_check(pp_handle);
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if (ret)
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return ret;
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hwmgr = pp_handle->hwmgr;
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if (level == hwmgr->dpm_level)
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return 0;
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if (hwmgr->hwmgr_func->force_dpm_level == NULL) {
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pr_info("%s was not implemented.\n", __func__);
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return 0;
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}
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mutex_lock(&pp_handle->pp_lock);
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pp_dpm_en_umd_pstate(hwmgr, &level);
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hwmgr->request_dpm_level = level;
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hwmgr_handle_task(pp_handle, AMD_PP_TASK_READJUST_POWER_STATE, NULL, NULL);
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ret = hwmgr->hwmgr_func->force_dpm_level(hwmgr, level);
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if (!ret)
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hwmgr->dpm_level = hwmgr->request_dpm_level;
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mutex_unlock(&pp_handle->pp_lock);
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return 0;
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}
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static enum amd_dpm_forced_level pp_dpm_get_performance_level(
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void *handle)
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{
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struct pp_hwmgr *hwmgr;
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struct pp_instance *pp_handle = (struct pp_instance *)handle;
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int ret = 0;
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enum amd_dpm_forced_level level;
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ret = pp_check(pp_handle);
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if (ret)
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return ret;
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hwmgr = pp_handle->hwmgr;
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mutex_lock(&pp_handle->pp_lock);
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level = hwmgr->dpm_level;
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mutex_unlock(&pp_handle->pp_lock);
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return level;
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}
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static uint32_t pp_dpm_get_sclk(void *handle, bool low)
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{
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struct pp_hwmgr *hwmgr;
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struct pp_instance *pp_handle = (struct pp_instance *)handle;
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int ret = 0;
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uint32_t clk = 0;
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ret = pp_check(pp_handle);
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if (ret)
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return ret;
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hwmgr = pp_handle->hwmgr;
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if (hwmgr->hwmgr_func->get_sclk == NULL) {
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pr_info("%s was not implemented.\n", __func__);
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return 0;
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}
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mutex_lock(&pp_handle->pp_lock);
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clk = hwmgr->hwmgr_func->get_sclk(hwmgr, low);
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mutex_unlock(&pp_handle->pp_lock);
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return clk;
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}
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static uint32_t pp_dpm_get_mclk(void *handle, bool low)
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{
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struct pp_hwmgr *hwmgr;
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struct pp_instance *pp_handle = (struct pp_instance *)handle;
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int ret = 0;
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uint32_t clk = 0;
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ret = pp_check(pp_handle);
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if (ret)
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return ret;
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hwmgr = pp_handle->hwmgr;
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if (hwmgr->hwmgr_func->get_mclk == NULL) {
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pr_info("%s was not implemented.\n", __func__);
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return 0;
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}
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mutex_lock(&pp_handle->pp_lock);
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clk = hwmgr->hwmgr_func->get_mclk(hwmgr, low);
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mutex_unlock(&pp_handle->pp_lock);
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return clk;
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}
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static void pp_dpm_powergate_vce(void *handle, bool gate)
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{
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struct pp_hwmgr *hwmgr;
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struct pp_instance *pp_handle = (struct pp_instance *)handle;
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int ret = 0;
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ret = pp_check(pp_handle);
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if (ret)
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return;
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hwmgr = pp_handle->hwmgr;
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if (hwmgr->hwmgr_func->powergate_vce == NULL) {
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pr_info("%s was not implemented.\n", __func__);
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return;
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}
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mutex_lock(&pp_handle->pp_lock);
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hwmgr->hwmgr_func->powergate_vce(hwmgr, gate);
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mutex_unlock(&pp_handle->pp_lock);
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}
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static void pp_dpm_powergate_uvd(void *handle, bool gate)
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{
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struct pp_hwmgr *hwmgr;
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struct pp_instance *pp_handle = (struct pp_instance *)handle;
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int ret = 0;
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ret = pp_check(pp_handle);
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if (ret)
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return;
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hwmgr = pp_handle->hwmgr;
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if (hwmgr->hwmgr_func->powergate_uvd == NULL) {
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pr_info("%s was not implemented.\n", __func__);
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return;
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}
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mutex_lock(&pp_handle->pp_lock);
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hwmgr->hwmgr_func->powergate_uvd(hwmgr, gate);
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mutex_unlock(&pp_handle->pp_lock);
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}
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static int pp_dpm_dispatch_tasks(void *handle, enum amd_pp_task task_id,
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void *input, void *output)
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{
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int ret = 0;
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struct pp_instance *pp_handle = (struct pp_instance *)handle;
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ret = pp_check(pp_handle);
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if (ret)
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return ret;
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mutex_lock(&pp_handle->pp_lock);
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ret = hwmgr_handle_task(pp_handle, task_id, input, output);
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mutex_unlock(&pp_handle->pp_lock);
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|
|
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)
|
|
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 void 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)
|
|
return;
|
|
|
|
hwmgr = pp_handle->hwmgr;
|
|
|
|
if (hwmgr->hwmgr_func->set_fan_control_mode == NULL) {
|
|
pr_info("%s was not implemented.\n", __func__);
|
|
return;
|
|
}
|
|
mutex_lock(&pp_handle->pp_lock);
|
|
hwmgr->hwmgr_func->set_fan_control_mode(hwmgr, mode);
|
|
mutex_unlock(&pp_handle->pp_lock);
|
|
}
|
|
|
|
static uint32_t pp_dpm_get_fan_control_mode(void *handle)
|
|
{
|
|
struct pp_hwmgr *hwmgr;
|
|
struct pp_instance *pp_handle = (struct pp_instance *)handle;
|
|
int ret = 0;
|
|
uint32_t mode = 0;
|
|
|
|
ret = pp_check(pp_handle);
|
|
|
|
if (ret)
|
|
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);
|
|
mode = hwmgr->hwmgr_func->get_fan_control_mode(hwmgr);
|
|
mutex_unlock(&pp_handle->pp_lock);
|
|
return mode;
|
|
}
|
|
|
|
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)
|
|
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)
|
|
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)
|
|
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)
|
|
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)
|
|
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)
|
|
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)
|
|
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)
|
|
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)
|
|
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)
|
|
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)
|
|
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)
|
|
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)
|
|
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)
|
|
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)
|
|
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_pm_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,
|
|
.set_clockgating_by_smu = pp_set_clockgating_by_smu,
|
|
};
|
|
|
|
int amd_powerplay_reset(void *handle)
|
|
{
|
|
struct pp_instance *instance = (struct pp_instance *)handle;
|
|
int ret;
|
|
|
|
ret = pp_check(instance);
|
|
if (ret)
|
|
return ret;
|
|
|
|
ret = pp_hw_fini(instance);
|
|
if (ret)
|
|
return ret;
|
|
|
|
ret = hwmgr_hw_init(instance);
|
|
if (ret)
|
|
return ret;
|
|
|
|
return hwmgr_handle_task(instance, AMD_PP_TASK_COMPLETE_INIT, NULL, NULL);
|
|
}
|
|
|
|
/* 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)
|
|
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)
|
|
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)
|
|
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) {
|
|
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)
|
|
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)
|
|
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)
|
|
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)
|
|
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)
|
|
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)
|
|
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;
|
|
}
|
|
|