include/rdma/ib_sysfs.h

   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