linux-sg2042/include/net/mctpdevice.h

41 lines
841 B
C

/* SPDX-License-Identifier: GPL-2.0 */
/*
* Management Component Transport Protocol (MCTP) - device
* definitions.
*
* Copyright (c) 2021 Code Construct
* Copyright (c) 2021 Google
*/
#ifndef __NET_MCTPDEVICE_H
#define __NET_MCTPDEVICE_H
#include <linux/list.h>
#include <linux/types.h>
#include <linux/refcount.h>
struct mctp_dev {
struct net_device *dev;
refcount_t refs;
unsigned int net;
/* Only modified under RTNL. Reads have addrs_lock held */
u8 *addrs;
size_t num_addrs;
spinlock_t addrs_lock;
struct rcu_head rcu;
};
#define MCTP_INITIAL_DEFAULT_NET 1
struct mctp_dev *mctp_dev_get_rtnl(const struct net_device *dev);
struct mctp_dev *__mctp_dev_get(const struct net_device *dev);
void mctp_dev_hold(struct mctp_dev *mdev);
void mctp_dev_put(struct mctp_dev *mdev);
#endif /* __NET_MCTPDEVICE_H */