include/rdma/ib_sysfs.h

0001 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
0002 /*
0003  * Copyright (c) 2021 Mellanox Technologies Ltd.  All rights reserved.
0004  */
0005 #ifndef DEF_RDMA_IB_SYSFS_H
0006 #define DEF_RDMA_IB_SYSFS_H
0007
0008 #include <linux/sysfs.h>
0009
0010 struct ib_device;
0011
0012 struct ib_port_attribute {
0013     struct attribute attr;
0014     ssize_t (*show)(struct ib_device *ibdev, u32 port_num,
0015             struct ib_port_attribute *attr, char *buf);
0016     ssize_t (*store)(struct ib_device *ibdev, u32 port_num,
0017              struct ib_port_attribute *attr, const char *buf,
0018              size_t count);
0019 };
0020
0021 #define IB_PORT_ATTR_RW(_name)                                                 \
0022     struct ib_port_attribute ib_port_attr_##_name = __ATTR_RW(_name)
0023
0024 #define IB_PORT_ATTR_ADMIN_RW(_name)                                           \
0025     struct ib_port_attribute ib_port_attr_##_name =                        \
0026         __ATTR_RW_MODE(_name, 0600)
0027
0028 #define IB_PORT_ATTR_RO(_name)                                                 \
0029     struct ib_port_attribute ib_port_attr_##_name = __ATTR_RO(_name)
0030
0031 #define IB_PORT_ATTR_WO(_name)                                                 \
0032     struct ib_port_attribute ib_port_attr_##_name = __ATTR_WO(_name)
0033
0034 struct ib_device *ib_port_sysfs_get_ibdev_kobj(struct kobject *kobj,
0035                            u32 *port_num);
0036
0037 #endif