Current File : //usr/src/kernels/3.10.0-1160.81.1.el7.centos.plus.x86_64/include/linux/iscsi_boot_sysfs.h
/*
* Export the iSCSI boot info to userland via sysfs.
*
* Copyright (C) 2010 Red Hat, Inc. All rights reserved.
* Copyright (C) 2010 Mike Christie
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License v2.0 as published by
* the Free Software Foundation
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef _ISCSI_BOOT_SYSFS_
#define _ISCSI_BOOT_SYSFS_
/*
* The text attributes names for each of the kobjects.
*/
enum iscsi_boot_eth_properties_enum {
ISCSI_BOOT_ETH_INDEX,
ISCSI_BOOT_ETH_FLAGS,
ISCSI_BOOT_ETH_IP_ADDR,
ISCSI_BOOT_ETH_SUBNET_MASK,
ISCSI_BOOT_ETH_ORIGIN,
ISCSI_BOOT_ETH_GATEWAY,
ISCSI_BOOT_ETH_PRIMARY_DNS,
ISCSI_BOOT_ETH_SECONDARY_DNS,
ISCSI_BOOT_ETH_DHCP,
ISCSI_BOOT_ETH_VLAN,
ISCSI_BOOT_ETH_MAC,
/* eth_pci_bdf - this is replaced by link to the device itself. */
ISCSI_BOOT_ETH_HOSTNAME,
ISCSI_BOOT_ETH_END_MARKER,
};
enum iscsi_boot_tgt_properties_enum {
ISCSI_BOOT_TGT_INDEX,
ISCSI_BOOT_TGT_FLAGS,
ISCSI_BOOT_TGT_IP_ADDR,
ISCSI_BOOT_TGT_PORT,
ISCSI_BOOT_TGT_LUN,
ISCSI_BOOT_TGT_CHAP_TYPE,
ISCSI_BOOT_TGT_NIC_ASSOC,
ISCSI_BOOT_TGT_NAME,
ISCSI_BOOT_TGT_CHAP_NAME,
ISCSI_BOOT_TGT_CHAP_SECRET,
ISCSI_BOOT_TGT_REV_CHAP_NAME,
ISCSI_BOOT_TGT_REV_CHAP_SECRET,
ISCSI_BOOT_TGT_END_MARKER,
};
enum iscsi_boot_initiator_properties_enum {
ISCSI_BOOT_INI_INDEX,
ISCSI_BOOT_INI_FLAGS,
ISCSI_BOOT_INI_ISNS_SERVER,
ISCSI_BOOT_INI_SLP_SERVER,
ISCSI_BOOT_INI_PRI_RADIUS_SERVER,
ISCSI_BOOT_INI_SEC_RADIUS_SERVER,
ISCSI_BOOT_INI_INITIATOR_NAME,
ISCSI_BOOT_INI_END_MARKER,
};
struct attribute_group;
struct iscsi_boot_kobj {
struct kobject kobj;
struct attribute_group *attr_group;
struct list_head list;
/*
* Pointer to store driver specific info. If set this will
* be freed for the LLD when the kobj release function is called.
*/
void *data;
/*
* Driver specific show function.
*
* The enum of the type. This can be any value of the above
* properties.
*/
ssize_t (*show) (void *data, int type, char *buf);
/*
* Drivers specific visibility function.
* The function should return if they the attr should be readable
* writable or should not be shown.
*
* The enum of the type. This can be any value of the above
* properties.
*/
umode_t (*is_visible) (void *data, int type);
/*
* Driver specific release function.
*
* The function should free the data passed in.
*/
void (*release) (void *data);
};
struct iscsi_boot_kset {
struct list_head kobj_list;
struct kset *kset;
};
struct iscsi_boot_kobj *
iscsi_boot_create_initiator(struct iscsi_boot_kset *boot_kset, int index,
void *data,
ssize_t (*show) (void *data, int type, char *buf),
umode_t (*is_visible) (void *data, int type),
void (*release) (void *data));
struct iscsi_boot_kobj *
iscsi_boot_create_ethernet(struct iscsi_boot_kset *boot_kset, int index,
void *data,
ssize_t (*show) (void *data, int type, char *buf),
umode_t (*is_visible) (void *data, int type),
void (*release) (void *data));
struct iscsi_boot_kobj *
iscsi_boot_create_target(struct iscsi_boot_kset *boot_kset, int index,
void *data,
ssize_t (*show) (void *data, int type, char *buf),
umode_t (*is_visible) (void *data, int type),
void (*release) (void *data));
struct iscsi_boot_kset *iscsi_boot_create_kset(const char *set_name);
struct iscsi_boot_kset *iscsi_boot_create_host_kset(unsigned int hostno);
void iscsi_boot_destroy_kset(struct iscsi_boot_kset *boot_kset);
#endif
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