57 lines
1.5 KiB
C
57 lines
1.5 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2016-2018, The Linux Foundation. All rights reserved.
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*/
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#ifndef __SOC_QCOM_TCS_H__
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#define __SOC_QCOM_TCS_H__
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#define MAX_RPMH_PAYLOAD 16
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/**
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* rpmh_state: state for the request
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*
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* RPMH_SLEEP_STATE: State of the resource when the processor subsystem
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* is powered down. There is no client using the
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* resource actively.
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* RPMH_WAKE_ONLY_STATE: Resume resource state to the value previously
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* requested before the processor was powered down.
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* RPMH_ACTIVE_ONLY_STATE: Active or AMC mode requests. Resource state
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* is aggregated immediately.
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*/
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enum rpmh_state {
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RPMH_SLEEP_STATE,
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RPMH_WAKE_ONLY_STATE,
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RPMH_ACTIVE_ONLY_STATE,
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};
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/**
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* struct tcs_cmd: an individual request to RPMH.
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*
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* @addr: the address of the resource slv_id:18:16 | offset:0:15
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* @data: the resource state request
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* @wait: wait for this request to be complete before sending the next
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*/
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struct tcs_cmd {
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u32 addr;
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u32 data;
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u32 wait;
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};
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/**
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* struct tcs_request: A set of tcs_cmds sent together in a TCS
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*
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* @state: state for the request.
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* @wait_for_compl: wait until we get a response from the h/w accelerator
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* @num_cmds: the number of @cmds in this request
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* @cmds: an array of tcs_cmds
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*/
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struct tcs_request {
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enum rpmh_state state;
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u32 wait_for_compl;
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u32 num_cmds;
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struct tcs_cmd *cmds;
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};
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#endif /* __SOC_QCOM_TCS_H__ */
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