tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * Shared Memory Communications over RDMA (SMC-R) and RoCE
4 *
5 * PNET table queries
6 *
7 * Copyright IBM Corp. 2016
8 *
9 * Author(s): Thomas Richter <tmricht@linux.vnet.ibm.com>
10 */
11
12#ifndef _SMC_PNET_H
13#define _SMC_PNET_H
14
15#if IS_ENABLED(CONFIG_HAVE_PNETID)
16#include <asm/pnet.h>
17#endif
18
19struct smc_ib_device;
20struct smcd_dev;
21
22static inline int smc_pnetid_by_dev_port(struct device *dev,
23 unsigned short port, u8 *pnetid)
24{
25#if IS_ENABLED(CONFIG_HAVE_PNETID)
26 return pnet_id_by_dev_port(dev, port, pnetid);
27#else
28 return -ENOENT;
29#endif
30}
31
32int smc_pnet_init(void) __init;
33void smc_pnet_exit(void);
34int smc_pnet_remove_by_ibdev(struct smc_ib_device *ibdev);
35void smc_pnet_find_roce_resource(struct sock *sk,
36 struct smc_ib_device **smcibdev, u8 *ibport,
37 unsigned short vlan_id, u8 gid[]);
38void smc_pnet_find_ism_resource(struct sock *sk, struct smcd_dev **smcismdev);
39
40#endif