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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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0e0609bbd2
This patch eliminates warnings about undeclared symbols. Signed-off-by: Allan Stephens <allan.stephens@windriver.com> Signed-off-by: David S. Miller <davem@davemloft.net>
139 lines
4.4 KiB
C
139 lines
4.4 KiB
C
/*
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* include/net/tipc/tipc_bearer.h: Include file for privileged access to TIPC bearers
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*
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* Copyright (c) 2003-2006, Ericsson AB
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* Copyright (c) 2005, Wind River Systems
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the names of the copyright holders nor the names of its
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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*
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* Alternatively, this software may be distributed under the terms of the
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* GNU General Public License ("GPL") version 2 as published by the Free
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* Software Foundation.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _NET_TIPC_BEARER_H_
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#define _NET_TIPC_BEARER_H_
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#ifdef __KERNEL__
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#include <linux/tipc_config.h>
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#include <linux/skbuff.h>
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#include <linux/spinlock.h>
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/*
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* Identifiers of supported TIPC media types
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*/
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#define TIPC_MEDIA_TYPE_ETH 1
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/*
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* Destination address structure used by TIPC bearers when sending messages
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*
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* IMPORTANT: The fields of this structure MUST be stored using the specified
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* byte order indicated below, as the structure is exchanged between nodes
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* as part of a link setup process.
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*/
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struct tipc_media_addr {
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__be32 type; /* bearer type (network byte order) */
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union {
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__u8 eth_addr[6]; /* 48 bit Ethernet addr (byte array) */
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#if 0
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/* Prototypes for other possible bearer types */
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struct {
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__u16 sin_family;
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__u16 sin_port;
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struct {
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__u32 s_addr;
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} sin_addr;
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char pad[4];
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} addr_in; /* IP-based bearer */
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__u16 sock_descr; /* generic socket bearer */
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#endif
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} dev_addr;
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};
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/**
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* struct tipc_bearer - TIPC bearer info available to privileged users
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* @usr_handle: pointer to additional user-defined information about bearer
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* @mtu: max packet size bearer can support
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* @blocked: non-zero if bearer is blocked
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* @lock: spinlock for controlling access to bearer
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* @addr: media-specific address associated with bearer
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* @name: bearer name (format = media:interface)
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*
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* Note: TIPC initializes "name" and "lock" fields; user is responsible for
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* initialization all other fields when a bearer is enabled.
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*/
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struct tipc_bearer {
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void *usr_handle;
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u32 mtu;
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int blocked;
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spinlock_t lock;
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struct tipc_media_addr addr;
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char name[TIPC_MAX_BEARER_NAME];
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};
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/*
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* TIPC routines available to supported media types
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*/
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int tipc_register_media(u32 media_type,
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char *media_name,
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int (*enable)(struct tipc_bearer *),
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void (*disable)(struct tipc_bearer *),
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int (*send_msg)(struct sk_buff *,
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struct tipc_bearer *,
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struct tipc_media_addr *),
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char *(*addr2str)(struct tipc_media_addr *a,
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char *str_buf,
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int str_size),
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struct tipc_media_addr *bcast_addr,
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const u32 bearer_priority,
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const u32 link_tolerance, /* [ms] */
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const u32 send_window_limit);
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void tipc_recv_msg(struct sk_buff *buf, struct tipc_bearer *tb_ptr);
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int tipc_block_bearer(const char *name);
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void tipc_continue(struct tipc_bearer *tb_ptr);
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int tipc_enable_bearer(const char *bearer_name, u32 bcast_scope, u32 priority);
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int tipc_disable_bearer(const char *name);
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/*
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* Routines made available to TIPC by supported media types
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*/
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int tipc_eth_media_start(void);
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void tipc_eth_media_stop(void);
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#endif
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#endif
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