mlxfw_mfa2_file.h

 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