From 2c3c1048746a4622d8c89a29670120dc8fab93c4 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 20:49:45 +0200 Subject: Adding upstream version 6.1.76. Signed-off-by: Daniel Baumann --- drivers/net/ipa/ipa_table.h | 89 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 89 insertions(+) create mode 100644 drivers/net/ipa/ipa_table.h (limited to 'drivers/net/ipa/ipa_table.h') diff --git a/drivers/net/ipa/ipa_table.h b/drivers/net/ipa/ipa_table.h new file mode 100644 index 000000000..395189f75 --- /dev/null +++ b/drivers/net/ipa/ipa_table.h @@ -0,0 +1,89 @@ +/* SPDX-License-Identifier: GPL-2.0 */ + +/* Copyright (c) 2012-2018, The Linux Foundation. All rights reserved. + * Copyright (C) 2019-2022 Linaro Ltd. + */ +#ifndef _IPA_TABLE_H_ +#define _IPA_TABLE_H_ + +#include + +struct ipa; + +/* The maximum number of filter table entries (IPv4, IPv6; hashed or not) */ +#define IPA_FILTER_COUNT_MAX 14 + +/* The number of route table entries allotted to the modem */ +#define IPA_ROUTE_MODEM_COUNT 8 + +/* The maximum number of route table entries (IPv4, IPv6; hashed or not) */ +#define IPA_ROUTE_COUNT_MAX 15 + +/** + * ipa_table_valid() - Validate route and filter table memory regions + * @ipa: IPA pointer + * + * Return: true if all regions are valid, false otherwise + */ +bool ipa_table_valid(struct ipa *ipa); + +/** + * ipa_filter_map_valid() - Validate a filter table endpoint bitmap + * @ipa: IPA pointer + * @filter_mask: Filter table endpoint bitmap to check + * + * Return: true if all regions are valid, false otherwise + */ +bool ipa_filter_map_valid(struct ipa *ipa, u32 filter_mask); + +/** + * ipa_table_hash_support() - Return true if hashed tables are supported + * @ipa: IPA pointer + */ +static inline bool ipa_table_hash_support(struct ipa *ipa) +{ + return ipa->version != IPA_VERSION_4_2; +} + +/** + * ipa_table_reset() - Reset filter and route tables entries to "none" + * @ipa: IPA pointer + * @modem: Whether to reset modem or AP entries + */ +void ipa_table_reset(struct ipa *ipa, bool modem); + +/** + * ipa_table_hash_flush() - Synchronize hashed filter and route updates + * @ipa: IPA pointer + */ +int ipa_table_hash_flush(struct ipa *ipa); + +/** + * ipa_table_setup() - Set up filter and route tables + * @ipa: IPA pointer + * + * There is no need for a matching ipa_table_teardown() function. + */ +int ipa_table_setup(struct ipa *ipa); + +/** + * ipa_table_config() - Configure filter and route tables + * @ipa: IPA pointer + * + * There is no need for a matching ipa_table_deconfig() function. + */ +void ipa_table_config(struct ipa *ipa); + +/** + * ipa_table_init() - Do early initialization of filter and route tables + * @ipa: IPA pointer + */ +int ipa_table_init(struct ipa *ipa); + +/** + * ipa_table_exit() - Inverse of ipa_table_init() + * @ipa: IPA pointer + */ +void ipa_table_exit(struct ipa *ipa); + +#endif /* _IPA_TABLE_H_ */ -- cgit v1.2.3