forked from Minki/linux
91c4c98155
Acked-by: Jammy Zhou <Jammy.Zhou@amd.com> Acked-by: Christian König <christian.koenig@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Eric Huang <JinHuiEric.Huang@amd.com>
115 lines
3.0 KiB
C
115 lines
3.0 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 "hwmgr.h"
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#include "fiji_clockpowergating.h"
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#include "fiji_ppsmc.h"
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#include "fiji_hwmgr.h"
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int fiji_phm_disable_clock_power_gating(struct pp_hwmgr *hwmgr)
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{
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struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend);
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data->uvd_power_gated = false;
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data->vce_power_gated = false;
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data->samu_power_gated = false;
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data->acp_power_gated = false;
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return 0;
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}
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int fiji_phm_powergate_uvd(struct pp_hwmgr *hwmgr, bool bgate)
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{
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struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend);
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if (data->uvd_power_gated == bgate)
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return 0;
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data->uvd_power_gated = bgate;
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if (bgate)
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fiji_update_uvd_dpm(hwmgr, true);
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else
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fiji_update_uvd_dpm(hwmgr, false);
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return 0;
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}
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int fiji_phm_powergate_vce(struct pp_hwmgr *hwmgr, bool bgate)
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{
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struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend);
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struct phm_set_power_state_input states;
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const struct pp_power_state *pcurrent;
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struct pp_power_state *requested;
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if (data->vce_power_gated == bgate)
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return 0;
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data->vce_power_gated = bgate;
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pcurrent = hwmgr->current_ps;
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requested = hwmgr->request_ps;
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states.pcurrent_state = &(pcurrent->hardware);
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states.pnew_state = &(requested->hardware);
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fiji_update_vce_dpm(hwmgr, &states);
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fiji_enable_disable_vce_dpm(hwmgr, !bgate);
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return 0;
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}
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int fiji_phm_powergate_samu(struct pp_hwmgr *hwmgr, bool bgate)
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{
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struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend);
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if (data->samu_power_gated == bgate)
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return 0;
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data->samu_power_gated = bgate;
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if (bgate)
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fiji_update_samu_dpm(hwmgr, true);
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else
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fiji_update_samu_dpm(hwmgr, false);
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return 0;
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}
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int fiji_phm_powergate_acp(struct pp_hwmgr *hwmgr, bool bgate)
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{
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struct fiji_hwmgr *data = (struct fiji_hwmgr *)(hwmgr->backend);
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if (data->acp_power_gated == bgate)
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return 0;
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data->acp_power_gated = bgate;
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if (bgate)
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fiji_update_acp_dpm(hwmgr, true);
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else
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fiji_update_acp_dpm(hwmgr, false);
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return 0;
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}
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