/* SPDX-License-Identifier: GPL-2.0 */
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/* Copyright (c) 2012-2018, The Linux Foundation. All rights reserved.
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* Copyright (C) 2019-2020 Linaro Ltd.
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*/
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#ifndef _IPA_TABLE_H_
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#define _IPA_TABLE_H_
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#include <linux/types.h>
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struct ipa;
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/* The maximum number of filter table entries (IPv4, IPv6; hashed or not) */
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#define IPA_FILTER_COUNT_MAX 14
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/* The number of route table entries allotted to the modem */
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#define IPA_ROUTE_MODEM_COUNT 8
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/* The maximum number of route table entries (IPv4, IPv6; hashed or not) */
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#define IPA_ROUTE_COUNT_MAX 15
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#ifdef IPA_VALIDATE
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/**
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* ipa_table_valid() - Validate route and filter table memory regions
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* @ipa: IPA pointer
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* Return: true if all regions are valid, false otherwise
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*/
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bool ipa_table_valid(struct ipa *ipa);
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/**
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* ipa_filter_map_valid() - Validate a filter table endpoint bitmap
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* @ipa: IPA pointer
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*
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* Return: true if all regions are valid, false otherwise
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*/
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bool ipa_filter_map_valid(struct ipa *ipa, u32 filter_mask);
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#else /* !IPA_VALIDATE */
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static inline bool ipa_table_valid(struct ipa *ipa)
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{
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return true;
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}
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static inline bool ipa_filter_map_valid(struct ipa *ipa, u32 filter_mask)
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{
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return true;
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}
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#endif /* !IPA_VALIDATE */
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/**
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* ipa_table_reset() - Reset filter and route tables entries to "none"
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* @ipa: IPA pointer
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* @modem: Whether to reset modem or AP entries
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*/
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void ipa_table_reset(struct ipa *ipa, bool modem);
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/**
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* ipa_table_hash_flush() - Synchronize hashed filter and route updates
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* @ipa: IPA pointer
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*/
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int ipa_table_hash_flush(struct ipa *ipa);
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/**
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* ipa_table_setup() - Set up filter and route tables
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* @ipa: IPA pointer
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*/
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int ipa_table_setup(struct ipa *ipa);
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/**
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* ipa_table_teardown() - Inverse of ipa_table_setup()
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* @ipa: IPA pointer
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*/
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void ipa_table_teardown(struct ipa *ipa);
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/**
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* ipa_table_config() - Configure filter and route tables
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* @ipa: IPA pointer
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*/
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void ipa_table_config(struct ipa *ipa);
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/**
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* ipa_table_deconfig() - Inverse of ipa_table_config()
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* @ipa: IPA pointer
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*/
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void ipa_table_deconfig(struct ipa *ipa);
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/**
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* ipa_table_init() - Do early initialization of filter and route tables
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* @ipa: IPA pointer
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*/
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int ipa_table_init(struct ipa *ipa);
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/**
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* ipa_table_exit() - Inverse of ipa_table_init()
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* @ipa: IPA pointer
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*/
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void ipa_table_exit(struct ipa *ipa);
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#endif /* _IPA_TABLE_H_ */
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