xref: /openbmc/linux/include/rdma/ib_sysfs.h (revision d7407d16)
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 
10 struct ib_device;
11 
12 struct 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 
34 struct ib_device *ib_port_sysfs_get_ibdev_kobj(struct kobject *kobj,
35 					       u32 *port_num);
36 
37 #endif
38