forked from Minki/linux
e92a037057
The event manager handles power related driver events. Signed-off-by: Rex Zhu <Rex.Zhu@amd.com> Reviewed-by: Jammy Zhou <Jammy.Zhou@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
110 lines
4.0 KiB
C
110 lines
4.0 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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#ifndef _EVENT_MANAGER_H_
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#define _EVENT_MANAGER_H_
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#include "power_state.h"
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#include "pp_power_source.h"
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#include "hardwaremanager.h"
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#include "pp_asicblocks.h"
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struct pp_eventmgr;
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enum amd_pp_event;
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enum PEM_EventDataValid {
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PEM_EventDataValid_RequestedStateID = 0,
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PEM_EventDataValid_RequestedUILabel,
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PEM_EventDataValid_NewPowerState,
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PEM_EventDataValid_RequestedPowerSource,
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PEM_EventDataValid_RequestedClocks,
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PEM_EventDataValid_CurrentTemperature,
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PEM_EventDataValid_AsicBlocks,
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PEM_EventDataValid_ODParameters,
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PEM_EventDataValid_PXAdapterPrefs,
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PEM_EventDataValid_PXUserPrefs,
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PEM_EventDataValid_PXSwitchReason,
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PEM_EventDataValid_PXSwitchPhase,
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PEM_EventDataValid_HdVideo,
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PEM_EventDataValid_BacklightLevel,
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PEM_EventDatavalid_VariBrightParams,
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PEM_EventDataValid_VariBrightLevel,
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PEM_EventDataValid_VariBrightImmediateChange,
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PEM_EventDataValid_PercentWhite,
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PEM_EventDataValid_SdVideo,
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PEM_EventDataValid_HTLinkChangeReason,
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PEM_EventDataValid_HWBlocks,
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PEM_EventDataValid_RequestedThermalState,
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PEM_EventDataValid_MvcVideo,
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PEM_EventDataValid_Max
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};
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typedef enum PEM_EventDataValid PEM_EventDataValid;
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/* Number of bits in ULONG variable */
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#define PEM_MAX_NUM_EVENTDATAVALID_BITS_PER_FIELD (sizeof(unsigned long)*8)
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/* Number of ULONG entries used by event data valid bits */
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#define PEM_MAX_NUM_EVENTDATAVALID_ULONG_ENTRIES \
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((PEM_EventDataValid_Max + PEM_MAX_NUM_EVENTDATAVALID_BITS_PER_FIELD - 1) / \
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PEM_MAX_NUM_EVENTDATAVALID_BITS_PER_FIELD)
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static inline void pem_set_event_data_valid(unsigned long *fields, PEM_EventDataValid valid_field)
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{
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fields[valid_field / PEM_MAX_NUM_EVENTDATAVALID_BITS_PER_FIELD] |=
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(1UL << (valid_field % PEM_MAX_NUM_EVENTDATAVALID_BITS_PER_FIELD));
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}
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static inline void pem_unset_event_data_valid(unsigned long *fields, PEM_EventDataValid valid_field)
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{
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fields[valid_field / PEM_MAX_NUM_EVENTDATAVALID_BITS_PER_FIELD] &=
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~(1UL << (valid_field % PEM_MAX_NUM_EVENTDATAVALID_BITS_PER_FIELD));
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}
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static inline unsigned long pem_is_event_data_valid(const unsigned long *fields, PEM_EventDataValid valid_field)
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{
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return fields[valid_field / PEM_MAX_NUM_EVENTDATAVALID_BITS_PER_FIELD] &
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(1UL << (valid_field % PEM_MAX_NUM_EVENTDATAVALID_BITS_PER_FIELD));
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}
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struct pem_event_data {
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unsigned long valid_fields[100];
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unsigned long requested_state_id;
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enum PP_StateUILabel requested_ui_label;
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struct pp_power_state *pnew_power_state;
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enum pp_power_source requested_power_source;
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struct PP_Clocks requested_clocks;
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bool skip_state_adjust_rules;
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struct phm_asic_blocks asic_blocks;
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/* to doPP_ThermalState requestedThermalState;
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enum ThermalStateRequestSrc requestThermalStateSrc;
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PP_Temperature currentTemperature;*/
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};
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int pem_handle_event(struct pp_eventmgr *eventmgr, enum amd_pp_event event,
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struct pem_event_data *event_data);
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bool pem_is_hw_access_blocked(struct pp_eventmgr *eventmgr);
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#endif /* _EVENT_MANAGER_H_ */
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