1/* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
2/*
3 * Copyright (c) 2021 Mellanox Technologies Ltd.  All rights reserved.
4 */
5#ifndef DEF_RDMA_IB_SYSFS_H
6#define DEF_RDMA_IB_SYSFS_H
7
8#include <linux/sysfs.h>
9
10struct ib_device;
11
12struct ib_port_attribute {
13	struct attribute attr;
14	ssize_t (*show)(struct ib_device *ibdev, u32 port_num,
15			struct ib_port_attribute *attr, char *buf);
16	ssize_t (*store)(struct ib_device *ibdev, u32 port_num,
17			 struct ib_port_attribute *attr, const char *buf,
18			 size_t count);
19};
20
21#define IB_PORT_ATTR_RW(_name)                                                 \
22	struct ib_port_attribute ib_port_attr_##_name = __ATTR_RW(_name)
23
24#define IB_PORT_ATTR_ADMIN_RW(_name)                                           \
25	struct ib_port_attribute ib_port_attr_##_name =                        \
26		__ATTR_RW_MODE(_name, 0600)
27
28#define IB_PORT_ATTR_RO(_name)                                                 \
29	struct ib_port_attribute ib_port_attr_##_name = __ATTR_RO(_name)
30
31#define IB_PORT_ATTR_WO(_name)                                                 \
32	struct ib_port_attribute ib_port_attr_##_name = __ATTR_WO(_name)
33
34struct ib_device *ib_port_sysfs_get_ibdev_kobj(struct kobject *kobj,
35					       u32 *port_num);
36
37#endif
38