12b9feef2SAlex Elder /* SPDX-License-Identifier: GPL-2.0 */ 22b9feef2SAlex Elder 32b9feef2SAlex Elder /* Copyright (c) 2012-2018, The Linux Foundation. All rights reserved. 4a4388da5SAlex Elder * Copyright (C) 2019-2022 Linaro Ltd. 52b9feef2SAlex Elder */ 62b9feef2SAlex Elder #ifndef _IPA_TABLE_H_ 72b9feef2SAlex Elder #define _IPA_TABLE_H_ 82b9feef2SAlex Elder 92b9feef2SAlex Elder #include <linux/types.h> 102b9feef2SAlex Elder 112b9feef2SAlex Elder struct ipa; 122b9feef2SAlex Elder 132b9feef2SAlex Elder /* The maximum number of filter table entries (IPv4, IPv6; hashed or not) */ 142b9feef2SAlex Elder #define IPA_FILTER_COUNT_MAX 14 152b9feef2SAlex Elder 162b9feef2SAlex Elder /** 172b9feef2SAlex Elder * ipa_filter_map_valid() - Validate a filter table endpoint bitmap 182b9feef2SAlex Elder * @ipa: IPA pointer 19862d3f2cSAlex Elder * @filter_mask: Filter table endpoint bitmap to check 202b9feef2SAlex Elder * 21e3eea08eSAlex Elder * Return: true if all regions are valid, false otherwise 222b9feef2SAlex Elder */ 232b9feef2SAlex Elder bool ipa_filter_map_valid(struct ipa *ipa, u32 filter_mask); 242b9feef2SAlex Elder 252b9feef2SAlex Elder /** 26a266ad6bSAlex Elder * ipa_table_hash_support() - Return true if hashed tables are supported 27a266ad6bSAlex Elder * @ipa: IPA pointer 28a266ad6bSAlex Elder */ 290f13b5e6SAlex Elder static inline bool ipa_table_hash_support(struct ipa *ipa) 300f13b5e6SAlex Elder { 310f13b5e6SAlex Elder return ipa->version != IPA_VERSION_4_2; 320f13b5e6SAlex Elder } 33a266ad6bSAlex Elder 34a266ad6bSAlex Elder /** 352b9feef2SAlex Elder * ipa_table_reset() - Reset filter and route tables entries to "none" 362b9feef2SAlex Elder * @ipa: IPA pointer 372b9feef2SAlex Elder * @modem: Whether to reset modem or AP entries 382b9feef2SAlex Elder */ 392b9feef2SAlex Elder void ipa_table_reset(struct ipa *ipa, bool modem); 402b9feef2SAlex Elder 412b9feef2SAlex Elder /** 422b9feef2SAlex Elder * ipa_table_hash_flush() - Synchronize hashed filter and route updates 432b9feef2SAlex Elder * @ipa: IPA pointer 442b9feef2SAlex Elder */ 452b9feef2SAlex Elder int ipa_table_hash_flush(struct ipa *ipa); 462b9feef2SAlex Elder 472b9feef2SAlex Elder /** 482b9feef2SAlex Elder * ipa_table_setup() - Set up filter and route tables 492b9feef2SAlex Elder * @ipa: IPA pointer 5074858b63SAlex Elder * 5174858b63SAlex Elder * There is no need for a matching ipa_table_teardown() function. 522b9feef2SAlex Elder */ 532b9feef2SAlex Elder int ipa_table_setup(struct ipa *ipa); 542b9feef2SAlex Elder 552b9feef2SAlex Elder /** 562b9feef2SAlex Elder * ipa_table_config() - Configure filter and route tables 572b9feef2SAlex Elder * @ipa: IPA pointer 5874858b63SAlex Elder * 5974858b63SAlex Elder * There is no need for a matching ipa_table_deconfig() function. 602b9feef2SAlex Elder */ 612b9feef2SAlex Elder void ipa_table_config(struct ipa *ipa); 622b9feef2SAlex Elder 632b9feef2SAlex Elder /** 642b9feef2SAlex Elder * ipa_table_init() - Do early initialization of filter and route tables 652b9feef2SAlex Elder * @ipa: IPA pointer 662b9feef2SAlex Elder */ 672b9feef2SAlex Elder int ipa_table_init(struct ipa *ipa); 682b9feef2SAlex Elder 692b9feef2SAlex Elder /** 702b9feef2SAlex Elder * ipa_table_exit() - Inverse of ipa_table_init() 712b9feef2SAlex Elder * @ipa: IPA pointer 722b9feef2SAlex Elder */ 732b9feef2SAlex Elder void ipa_table_exit(struct ipa *ipa); 742b9feef2SAlex Elder 7573da9cacSAlex Elder /** 7673da9cacSAlex Elder * ipa_table_mem_valid() - Validate sizes of table memory regions 7773da9cacSAlex Elder * @ipa: IPA pointer 78*8defab8bSAlex Elder * @filter: Whether to check filter or routing tables 7973da9cacSAlex Elder */ 80*8defab8bSAlex Elder bool ipa_table_mem_valid(struct ipa *ipa, bool filter); 8173da9cacSAlex Elder 822b9feef2SAlex Elder #endif /* _IPA_TABLE_H_ */ 83