1/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */ 2/* Copyright (c) 2017-2019 Mellanox Technologies. All rights reserved */ 3 4#ifndef _MLXFW_MFA2_FILE_H 5#define _MLXFW_MFA2_FILE_H 6 7#include <linux/firmware.h> 8#include <linux/kernel.h> 9 10struct mlxfw_mfa2_file { 11 const struct firmware *fw; 12 const struct mlxfw_mfa2_tlv *first_dev; 13 u16 dev_count; 14 const struct mlxfw_mfa2_tlv *first_component; 15 u16 component_count; 16 const void *cb; /* components block */ 17 u32 cb_archive_size; /* size of compressed components block */ 18}; 19 20static inline bool mlxfw_mfa2_valid_ptr(const struct mlxfw_mfa2_file *mfa2_file, 21 const void *ptr) 22{ 23 const void *valid_to = mfa2_file->fw->data + mfa2_file->fw->size; 24 const void *valid_from = mfa2_file->fw->data; 25 26 return ptr > valid_from && ptr < valid_to; 27} 28 29#endif 30