forked from Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
117 lines
4.2 KiB
117 lines
4.2 KiB
/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ |
|
/* |
|
* Copyright (c) 2004 Topspin Communications. All rights reserved. |
|
* Copyright (c) 2005 Intel Corporation. All rights reserved. |
|
* Copyright (c) 2005 Sun Microsystems, Inc. All rights reserved. |
|
*/ |
|
|
|
#ifndef _IB_CACHE_H |
|
#define _IB_CACHE_H |
|
|
|
#include <rdma/ib_verbs.h> |
|
|
|
int rdma_query_gid(struct ib_device *device, u32 port_num, int index, |
|
union ib_gid *gid); |
|
void *rdma_read_gid_hw_context(const struct ib_gid_attr *attr); |
|
const struct ib_gid_attr *rdma_find_gid(struct ib_device *device, |
|
const union ib_gid *gid, |
|
enum ib_gid_type gid_type, |
|
struct net_device *ndev); |
|
const struct ib_gid_attr *rdma_find_gid_by_port(struct ib_device *ib_dev, |
|
const union ib_gid *gid, |
|
enum ib_gid_type gid_type, |
|
u32 port, |
|
struct net_device *ndev); |
|
const struct ib_gid_attr *rdma_find_gid_by_filter( |
|
struct ib_device *device, const union ib_gid *gid, u32 port_num, |
|
bool (*filter)(const union ib_gid *gid, const struct ib_gid_attr *, |
|
void *), |
|
void *context); |
|
|
|
int rdma_read_gid_l2_fields(const struct ib_gid_attr *attr, |
|
u16 *vlan_id, u8 *smac); |
|
struct net_device *rdma_read_gid_attr_ndev_rcu(const struct ib_gid_attr *attr); |
|
|
|
/** |
|
* ib_get_cached_pkey - Returns a cached PKey table entry |
|
* @device: The device to query. |
|
* @port_num: The port number of the device to query. |
|
* @index: The index into the cached PKey table to query. |
|
* @pkey: The PKey value found at the specified index. |
|
* |
|
* ib_get_cached_pkey() fetches the specified PKey table entry stored in |
|
* the local software cache. |
|
*/ |
|
int ib_get_cached_pkey(struct ib_device *device_handle, |
|
u32 port_num, |
|
int index, |
|
u16 *pkey); |
|
|
|
/** |
|
* ib_find_cached_pkey - Returns the PKey table index where a specified |
|
* PKey value occurs. |
|
* @device: The device to query. |
|
* @port_num: The port number of the device to search for the PKey. |
|
* @pkey: The PKey value to search for. |
|
* @index: The index into the cached PKey table where the PKey was found. |
|
* |
|
* ib_find_cached_pkey() searches the specified PKey table in |
|
* the local software cache. |
|
*/ |
|
int ib_find_cached_pkey(struct ib_device *device, |
|
u32 port_num, |
|
u16 pkey, |
|
u16 *index); |
|
|
|
/** |
|
* ib_find_exact_cached_pkey - Returns the PKey table index where a specified |
|
* PKey value occurs. Comparison uses the FULL 16 bits (incl membership bit) |
|
* @device: The device to query. |
|
* @port_num: The port number of the device to search for the PKey. |
|
* @pkey: The PKey value to search for. |
|
* @index: The index into the cached PKey table where the PKey was found. |
|
* |
|
* ib_find_exact_cached_pkey() searches the specified PKey table in |
|
* the local software cache. |
|
*/ |
|
int ib_find_exact_cached_pkey(struct ib_device *device, |
|
u32 port_num, |
|
u16 pkey, |
|
u16 *index); |
|
|
|
/** |
|
* ib_get_cached_lmc - Returns a cached lmc table entry |
|
* @device: The device to query. |
|
* @port_num: The port number of the device to query. |
|
* @lmc: The lmc value for the specified port for that device. |
|
* |
|
* ib_get_cached_lmc() fetches the specified lmc table entry stored in |
|
* the local software cache. |
|
*/ |
|
int ib_get_cached_lmc(struct ib_device *device, |
|
u32 port_num, |
|
u8 *lmc); |
|
|
|
/** |
|
* ib_get_cached_port_state - Returns a cached port state table entry |
|
* @device: The device to query. |
|
* @port_num: The port number of the device to query. |
|
* @port_state: port_state for the specified port for that device. |
|
* |
|
* ib_get_cached_port_state() fetches the specified port_state table entry stored in |
|
* the local software cache. |
|
*/ |
|
int ib_get_cached_port_state(struct ib_device *device, |
|
u32 port_num, |
|
enum ib_port_state *port_active); |
|
|
|
bool rdma_is_zero_gid(const union ib_gid *gid); |
|
const struct ib_gid_attr *rdma_get_gid_attr(struct ib_device *device, |
|
u32 port_num, int index); |
|
void rdma_put_gid_attr(const struct ib_gid_attr *attr); |
|
void rdma_hold_gid_attr(const struct ib_gid_attr *attr); |
|
ssize_t rdma_query_gid_table(struct ib_device *device, |
|
struct ib_uverbs_gid_entry *entries, |
|
size_t max_entries); |
|
|
|
#endif /* _IB_CACHE_H */
|
|
|