| 1 | /* SPDX-License-Identifier: GPL-2.0 */ |
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| 2 | |
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| 3 | /* Copyright (c) 2012-2018, The Linux Foundation. All rights reserved. |
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| 4 | * Copyright (C) 2019-2022 Linaro Ltd. |
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| 5 | */ |
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| 6 | #ifndef _IPA_TABLE_H_ |
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| 7 | #define _IPA_TABLE_H_ |
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| 8 | |
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| 9 | #include <linux/types.h> |
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| 10 | |
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| 11 | struct ipa; |
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| 12 | |
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| 13 | /** |
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| 14 | * ipa_filtered_valid() - Validate a filter table endpoint bitmap |
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| 15 | * @ipa: IPA pointer |
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| 16 | * @filtered: Filter table endpoint bitmap to check |
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| 17 | * |
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| 18 | * Return: true if all regions are valid, false otherwise |
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| 19 | */ |
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| 20 | bool ipa_filtered_valid(struct ipa *ipa, u64 filtered); |
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| 21 | |
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| 22 | /** |
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| 23 | * ipa_table_hash_support() - Return true if hashed tables are supported |
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| 24 | * @ipa: IPA pointer |
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| 25 | */ |
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| 26 | static inline bool ipa_table_hash_support(struct ipa *ipa) |
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| 27 | { |
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| 28 | return ipa->version != IPA_VERSION_4_2; |
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| 29 | } |
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| 30 | |
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| 31 | /** |
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| 32 | * ipa_table_reset() - Reset filter and route tables entries to "none" |
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| 33 | * @ipa: IPA pointer |
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| 34 | * @modem: Whether to reset modem or AP entries |
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| 35 | */ |
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| 36 | void ipa_table_reset(struct ipa *ipa, bool modem); |
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| 37 | |
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| 38 | /** |
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| 39 | * ipa_table_hash_flush() - Synchronize hashed filter and route updates |
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| 40 | * @ipa: IPA pointer |
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| 41 | */ |
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| 42 | int ipa_table_hash_flush(struct ipa *ipa); |
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| 43 | |
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| 44 | /** |
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| 45 | * ipa_table_setup() - Set up filter and route tables |
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| 46 | * @ipa: IPA pointer |
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| 47 | * |
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| 48 | * There is no need for a matching ipa_table_teardown() function. |
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| 49 | */ |
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| 50 | int ipa_table_setup(struct ipa *ipa); |
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| 51 | |
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| 52 | /** |
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| 53 | * ipa_table_config() - Configure filter and route tables |
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| 54 | * @ipa: IPA pointer |
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| 55 | * |
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| 56 | * There is no need for a matching ipa_table_deconfig() function. |
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| 57 | */ |
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| 58 | void ipa_table_config(struct ipa *ipa); |
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| 59 | |
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| 60 | /** |
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| 61 | * ipa_table_init() - Do early initialization of filter and route tables |
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| 62 | * @ipa: IPA pointer |
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| 63 | */ |
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| 64 | int ipa_table_init(struct ipa *ipa); |
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| 65 | |
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| 66 | /** |
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| 67 | * ipa_table_exit() - Inverse of ipa_table_init() |
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| 68 | * @ipa: IPA pointer |
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| 69 | */ |
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| 70 | void ipa_table_exit(struct ipa *ipa); |
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| 71 | |
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| 72 | /** |
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| 73 | * ipa_table_mem_valid() - Validate sizes of table memory regions |
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| 74 | * @ipa: IPA pointer |
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| 75 | * @filter: Whether to check filter or routing tables |
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| 76 | */ |
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| 77 | bool ipa_table_mem_valid(struct ipa *ipa, bool filter); |
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| 78 | |
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| 79 | #endif /* _IPA_TABLE_H_ */ |
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| 80 | |
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