120 lines
3.1 KiB
C
120 lines
3.1 KiB
C
/*
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* Copyright 2016 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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* Author: Huang Rui <ray.huang@amd.com>
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*
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*/
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#include "hwmgr.h"
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#include "iceland_clockpowergating.h"
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#include "ppsmc.h"
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#include "iceland_hwmgr.h"
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int iceland_phm_powerdown_uvd(struct pp_hwmgr *hwmgr)
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{
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/* iceland does not have MM hardware block */
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return 0;
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}
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static int iceland_phm_powerup_uvd(struct pp_hwmgr *hwmgr)
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{
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/* iceland does not have MM hardware block */
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return 0;
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}
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static int iceland_phm_powerdown_vce(struct pp_hwmgr *hwmgr)
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{
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/* iceland does not have MM hardware block */
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return 0;
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}
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static int iceland_phm_powerup_vce(struct pp_hwmgr *hwmgr)
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{
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/* iceland does not have MM hardware block */
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return 0;
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}
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int iceland_phm_set_asic_block_gating(struct pp_hwmgr *hwmgr, enum
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PHM_AsicBlock block, enum PHM_ClockGateSetting gating)
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{
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int ret = 0;
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switch (block) {
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case PHM_AsicBlock_UVD_MVC:
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case PHM_AsicBlock_UVD:
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case PHM_AsicBlock_UVD_HD:
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case PHM_AsicBlock_UVD_SD:
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if (gating == PHM_ClockGateSetting_StaticOff)
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ret = iceland_phm_powerdown_uvd(hwmgr);
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else
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ret = iceland_phm_powerup_uvd(hwmgr);
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break;
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case PHM_AsicBlock_GFX:
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default:
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break;
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}
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return ret;
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}
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int iceland_phm_disable_clock_power_gating(struct pp_hwmgr *hwmgr)
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{
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struct iceland_hwmgr *data = (struct iceland_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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iceland_phm_powerup_uvd(hwmgr);
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iceland_phm_powerup_vce(hwmgr);
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return 0;
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}
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int iceland_phm_powergate_uvd(struct pp_hwmgr *hwmgr, bool bgate)
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{
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if (bgate) {
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iceland_update_uvd_dpm(hwmgr, true);
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iceland_phm_powerdown_uvd(hwmgr);
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} else {
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iceland_phm_powerup_uvd(hwmgr);
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iceland_update_uvd_dpm(hwmgr, false);
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}
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return 0;
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}
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int iceland_phm_powergate_vce(struct pp_hwmgr *hwmgr, bool bgate)
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{
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if (bgate)
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return iceland_phm_powerdown_vce(hwmgr);
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else
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return iceland_phm_powerup_vce(hwmgr);
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return 0;
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}
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int iceland_phm_update_clock_gatings(struct pp_hwmgr *hwmgr,
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const uint32_t *msg_id)
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{
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/* iceland does not have MM hardware block */
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return 0;
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}
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