mirror of
https://mirrors.bfsu.edu.cn/git/linux.git
synced 2024-12-27 04:54:41 +08:00
6d969a471b
Add a call to initialize address handle attributes given a path record. This is used by the CM, and would be useful for users of UD QPs. Signed-off-by: Sean Hefty <sean.hefty@intel.com> Signed-off-by: Roland Dreier <rolandd@cisco.com>
382 lines
14 KiB
C
382 lines
14 KiB
C
/*
|
|
* Copyright (c) 2004 Topspin Communications. All rights reserved.
|
|
* Copyright (c) 2005 Voltaire, Inc. All rights reserved.
|
|
*
|
|
* This software is available to you under a choice of one of two
|
|
* licenses. You may choose to be licensed under the terms of the GNU
|
|
* General Public License (GPL) Version 2, available from the file
|
|
* COPYING in the main directory of this source tree, or the
|
|
* OpenIB.org BSD license below:
|
|
*
|
|
* Redistribution and use in source and binary forms, with or
|
|
* without modification, are permitted provided that the following
|
|
* conditions are met:
|
|
*
|
|
* - Redistributions of source code must retain the above
|
|
* copyright notice, this list of conditions and the following
|
|
* disclaimer.
|
|
*
|
|
* - Redistributions in binary form must reproduce the above
|
|
* copyright notice, this list of conditions and the following
|
|
* disclaimer in the documentation and/or other materials
|
|
* provided with the distribution.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
|
|
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
|
|
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
|
|
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
|
|
* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
|
|
* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
|
|
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
|
|
* SOFTWARE.
|
|
*
|
|
* $Id: ib_sa.h 2811 2005-07-06 18:11:43Z halr $
|
|
*/
|
|
|
|
#ifndef IB_SA_H
|
|
#define IB_SA_H
|
|
|
|
#include <linux/compiler.h>
|
|
|
|
#include <rdma/ib_verbs.h>
|
|
#include <rdma/ib_mad.h>
|
|
|
|
enum {
|
|
IB_SA_CLASS_VERSION = 2, /* IB spec version 1.1/1.2 */
|
|
|
|
IB_SA_METHOD_GET_TABLE = 0x12,
|
|
IB_SA_METHOD_GET_TABLE_RESP = 0x92,
|
|
IB_SA_METHOD_DELETE = 0x15,
|
|
IB_SA_METHOD_DELETE_RESP = 0x95,
|
|
IB_SA_METHOD_GET_MULTI = 0x14,
|
|
IB_SA_METHOD_GET_MULTI_RESP = 0x94,
|
|
IB_SA_METHOD_GET_TRACE_TBL = 0x13
|
|
};
|
|
|
|
enum {
|
|
IB_SA_ATTR_CLASS_PORTINFO = 0x01,
|
|
IB_SA_ATTR_NOTICE = 0x02,
|
|
IB_SA_ATTR_INFORM_INFO = 0x03,
|
|
IB_SA_ATTR_NODE_REC = 0x11,
|
|
IB_SA_ATTR_PORT_INFO_REC = 0x12,
|
|
IB_SA_ATTR_SL2VL_REC = 0x13,
|
|
IB_SA_ATTR_SWITCH_REC = 0x14,
|
|
IB_SA_ATTR_LINEAR_FDB_REC = 0x15,
|
|
IB_SA_ATTR_RANDOM_FDB_REC = 0x16,
|
|
IB_SA_ATTR_MCAST_FDB_REC = 0x17,
|
|
IB_SA_ATTR_SM_INFO_REC = 0x18,
|
|
IB_SA_ATTR_LINK_REC = 0x20,
|
|
IB_SA_ATTR_GUID_INFO_REC = 0x30,
|
|
IB_SA_ATTR_SERVICE_REC = 0x31,
|
|
IB_SA_ATTR_PARTITION_REC = 0x33,
|
|
IB_SA_ATTR_PATH_REC = 0x35,
|
|
IB_SA_ATTR_VL_ARB_REC = 0x36,
|
|
IB_SA_ATTR_MC_MEMBER_REC = 0x38,
|
|
IB_SA_ATTR_TRACE_REC = 0x39,
|
|
IB_SA_ATTR_MULTI_PATH_REC = 0x3a,
|
|
IB_SA_ATTR_SERVICE_ASSOC_REC = 0x3b,
|
|
IB_SA_ATTR_INFORM_INFO_REC = 0xf3
|
|
};
|
|
|
|
enum ib_sa_selector {
|
|
IB_SA_GTE = 0,
|
|
IB_SA_LTE = 1,
|
|
IB_SA_EQ = 2,
|
|
/*
|
|
* The meaning of "best" depends on the attribute: for
|
|
* example, for MTU best will return the largest available
|
|
* MTU, while for packet life time, best will return the
|
|
* smallest available life time.
|
|
*/
|
|
IB_SA_BEST = 3
|
|
};
|
|
|
|
/*
|
|
* Structures for SA records are named "struct ib_sa_xxx_rec." No
|
|
* attempt is made to pack structures to match the physical layout of
|
|
* SA records in SA MADs; all packing and unpacking is handled by the
|
|
* SA query code.
|
|
*
|
|
* For a record with structure ib_sa_xxx_rec, the naming convention
|
|
* for the component mask value for field yyy is IB_SA_XXX_REC_YYY (we
|
|
* never use different abbreviations or otherwise change the spelling
|
|
* of xxx/yyy between ib_sa_xxx_rec.yyy and IB_SA_XXX_REC_YYY).
|
|
*
|
|
* Reserved rows are indicated with comments to help maintainability.
|
|
*/
|
|
|
|
/* reserved: 0 */
|
|
/* reserved: 1 */
|
|
#define IB_SA_PATH_REC_DGID IB_SA_COMP_MASK( 2)
|
|
#define IB_SA_PATH_REC_SGID IB_SA_COMP_MASK( 3)
|
|
#define IB_SA_PATH_REC_DLID IB_SA_COMP_MASK( 4)
|
|
#define IB_SA_PATH_REC_SLID IB_SA_COMP_MASK( 5)
|
|
#define IB_SA_PATH_REC_RAW_TRAFFIC IB_SA_COMP_MASK( 6)
|
|
/* reserved: 7 */
|
|
#define IB_SA_PATH_REC_FLOW_LABEL IB_SA_COMP_MASK( 8)
|
|
#define IB_SA_PATH_REC_HOP_LIMIT IB_SA_COMP_MASK( 9)
|
|
#define IB_SA_PATH_REC_TRAFFIC_CLASS IB_SA_COMP_MASK(10)
|
|
#define IB_SA_PATH_REC_REVERSIBLE IB_SA_COMP_MASK(11)
|
|
#define IB_SA_PATH_REC_NUMB_PATH IB_SA_COMP_MASK(12)
|
|
#define IB_SA_PATH_REC_PKEY IB_SA_COMP_MASK(13)
|
|
/* reserved: 14 */
|
|
#define IB_SA_PATH_REC_SL IB_SA_COMP_MASK(15)
|
|
#define IB_SA_PATH_REC_MTU_SELECTOR IB_SA_COMP_MASK(16)
|
|
#define IB_SA_PATH_REC_MTU IB_SA_COMP_MASK(17)
|
|
#define IB_SA_PATH_REC_RATE_SELECTOR IB_SA_COMP_MASK(18)
|
|
#define IB_SA_PATH_REC_RATE IB_SA_COMP_MASK(19)
|
|
#define IB_SA_PATH_REC_PACKET_LIFE_TIME_SELECTOR IB_SA_COMP_MASK(20)
|
|
#define IB_SA_PATH_REC_PACKET_LIFE_TIME IB_SA_COMP_MASK(21)
|
|
#define IB_SA_PATH_REC_PREFERENCE IB_SA_COMP_MASK(22)
|
|
|
|
struct ib_sa_path_rec {
|
|
/* reserved */
|
|
/* reserved */
|
|
union ib_gid dgid;
|
|
union ib_gid sgid;
|
|
__be16 dlid;
|
|
__be16 slid;
|
|
int raw_traffic;
|
|
/* reserved */
|
|
__be32 flow_label;
|
|
u8 hop_limit;
|
|
u8 traffic_class;
|
|
int reversible;
|
|
u8 numb_path;
|
|
__be16 pkey;
|
|
/* reserved */
|
|
u8 sl;
|
|
u8 mtu_selector;
|
|
u8 mtu;
|
|
u8 rate_selector;
|
|
u8 rate;
|
|
u8 packet_life_time_selector;
|
|
u8 packet_life_time;
|
|
u8 preference;
|
|
};
|
|
|
|
#define IB_SA_MCMEMBER_REC_MGID IB_SA_COMP_MASK( 0)
|
|
#define IB_SA_MCMEMBER_REC_PORT_GID IB_SA_COMP_MASK( 1)
|
|
#define IB_SA_MCMEMBER_REC_QKEY IB_SA_COMP_MASK( 2)
|
|
#define IB_SA_MCMEMBER_REC_MLID IB_SA_COMP_MASK( 3)
|
|
#define IB_SA_MCMEMBER_REC_MTU_SELECTOR IB_SA_COMP_MASK( 4)
|
|
#define IB_SA_MCMEMBER_REC_MTU IB_SA_COMP_MASK( 5)
|
|
#define IB_SA_MCMEMBER_REC_TRAFFIC_CLASS IB_SA_COMP_MASK( 6)
|
|
#define IB_SA_MCMEMBER_REC_PKEY IB_SA_COMP_MASK( 7)
|
|
#define IB_SA_MCMEMBER_REC_RATE_SELECTOR IB_SA_COMP_MASK( 8)
|
|
#define IB_SA_MCMEMBER_REC_RATE IB_SA_COMP_MASK( 9)
|
|
#define IB_SA_MCMEMBER_REC_PACKET_LIFE_TIME_SELECTOR IB_SA_COMP_MASK(10)
|
|
#define IB_SA_MCMEMBER_REC_PACKET_LIFE_TIME IB_SA_COMP_MASK(11)
|
|
#define IB_SA_MCMEMBER_REC_SL IB_SA_COMP_MASK(12)
|
|
#define IB_SA_MCMEMBER_REC_FLOW_LABEL IB_SA_COMP_MASK(13)
|
|
#define IB_SA_MCMEMBER_REC_HOP_LIMIT IB_SA_COMP_MASK(14)
|
|
#define IB_SA_MCMEMBER_REC_SCOPE IB_SA_COMP_MASK(15)
|
|
#define IB_SA_MCMEMBER_REC_JOIN_STATE IB_SA_COMP_MASK(16)
|
|
#define IB_SA_MCMEMBER_REC_PROXY_JOIN IB_SA_COMP_MASK(17)
|
|
|
|
struct ib_sa_mcmember_rec {
|
|
union ib_gid mgid;
|
|
union ib_gid port_gid;
|
|
__be32 qkey;
|
|
__be16 mlid;
|
|
u8 mtu_selector;
|
|
u8 mtu;
|
|
u8 traffic_class;
|
|
__be16 pkey;
|
|
u8 rate_selector;
|
|
u8 rate;
|
|
u8 packet_life_time_selector;
|
|
u8 packet_life_time;
|
|
u8 sl;
|
|
__be32 flow_label;
|
|
u8 hop_limit;
|
|
u8 scope;
|
|
u8 join_state;
|
|
int proxy_join;
|
|
};
|
|
|
|
/* Service Record Component Mask Sec 15.2.5.14 Ver 1.1 */
|
|
#define IB_SA_SERVICE_REC_SERVICE_ID IB_SA_COMP_MASK( 0)
|
|
#define IB_SA_SERVICE_REC_SERVICE_GID IB_SA_COMP_MASK( 1)
|
|
#define IB_SA_SERVICE_REC_SERVICE_PKEY IB_SA_COMP_MASK( 2)
|
|
/* reserved: 3 */
|
|
#define IB_SA_SERVICE_REC_SERVICE_LEASE IB_SA_COMP_MASK( 4)
|
|
#define IB_SA_SERVICE_REC_SERVICE_KEY IB_SA_COMP_MASK( 5)
|
|
#define IB_SA_SERVICE_REC_SERVICE_NAME IB_SA_COMP_MASK( 6)
|
|
#define IB_SA_SERVICE_REC_SERVICE_DATA8_0 IB_SA_COMP_MASK( 7)
|
|
#define IB_SA_SERVICE_REC_SERVICE_DATA8_1 IB_SA_COMP_MASK( 8)
|
|
#define IB_SA_SERVICE_REC_SERVICE_DATA8_2 IB_SA_COMP_MASK( 9)
|
|
#define IB_SA_SERVICE_REC_SERVICE_DATA8_3 IB_SA_COMP_MASK(10)
|
|
#define IB_SA_SERVICE_REC_SERVICE_DATA8_4 IB_SA_COMP_MASK(11)
|
|
#define IB_SA_SERVICE_REC_SERVICE_DATA8_5 IB_SA_COMP_MASK(12)
|
|
#define IB_SA_SERVICE_REC_SERVICE_DATA8_6 IB_SA_COMP_MASK(13)
|
|
#define IB_SA_SERVICE_REC_SERVICE_DATA8_7 IB_SA_COMP_MASK(14)
|
|
#define IB_SA_SERVICE_REC_SERVICE_DATA8_8 IB_SA_COMP_MASK(15)
|
|
#define IB_SA_SERVICE_REC_SERVICE_DATA8_9 IB_SA_COMP_MASK(16)
|
|
#define IB_SA_SERVICE_REC_SERVICE_DATA8_10 IB_SA_COMP_MASK(17)
|
|
#define IB_SA_SERVICE_REC_SERVICE_DATA8_11 IB_SA_COMP_MASK(18)
|
|
#define IB_SA_SERVICE_REC_SERVICE_DATA8_12 IB_SA_COMP_MASK(19)
|
|
#define IB_SA_SERVICE_REC_SERVICE_DATA8_13 IB_SA_COMP_MASK(20)
|
|
#define IB_SA_SERVICE_REC_SERVICE_DATA8_14 IB_SA_COMP_MASK(21)
|
|
#define IB_SA_SERVICE_REC_SERVICE_DATA8_15 IB_SA_COMP_MASK(22)
|
|
#define IB_SA_SERVICE_REC_SERVICE_DATA16_0 IB_SA_COMP_MASK(23)
|
|
#define IB_SA_SERVICE_REC_SERVICE_DATA16_1 IB_SA_COMP_MASK(24)
|
|
#define IB_SA_SERVICE_REC_SERVICE_DATA16_2 IB_SA_COMP_MASK(25)
|
|
#define IB_SA_SERVICE_REC_SERVICE_DATA16_3 IB_SA_COMP_MASK(26)
|
|
#define IB_SA_SERVICE_REC_SERVICE_DATA16_4 IB_SA_COMP_MASK(27)
|
|
#define IB_SA_SERVICE_REC_SERVICE_DATA16_5 IB_SA_COMP_MASK(28)
|
|
#define IB_SA_SERVICE_REC_SERVICE_DATA16_6 IB_SA_COMP_MASK(29)
|
|
#define IB_SA_SERVICE_REC_SERVICE_DATA16_7 IB_SA_COMP_MASK(30)
|
|
#define IB_SA_SERVICE_REC_SERVICE_DATA32_0 IB_SA_COMP_MASK(31)
|
|
#define IB_SA_SERVICE_REC_SERVICE_DATA32_1 IB_SA_COMP_MASK(32)
|
|
#define IB_SA_SERVICE_REC_SERVICE_DATA32_2 IB_SA_COMP_MASK(33)
|
|
#define IB_SA_SERVICE_REC_SERVICE_DATA32_3 IB_SA_COMP_MASK(34)
|
|
#define IB_SA_SERVICE_REC_SERVICE_DATA64_0 IB_SA_COMP_MASK(35)
|
|
#define IB_SA_SERVICE_REC_SERVICE_DATA64_1 IB_SA_COMP_MASK(36)
|
|
|
|
#define IB_DEFAULT_SERVICE_LEASE 0xFFFFFFFF
|
|
|
|
struct ib_sa_service_rec {
|
|
u64 id;
|
|
union ib_gid gid;
|
|
__be16 pkey;
|
|
/* reserved */
|
|
u32 lease;
|
|
u8 key[16];
|
|
u8 name[64];
|
|
u8 data8[16];
|
|
u16 data16[8];
|
|
u32 data32[4];
|
|
u64 data64[2];
|
|
};
|
|
|
|
struct ib_sa_query;
|
|
|
|
void ib_sa_cancel_query(int id, struct ib_sa_query *query);
|
|
|
|
int ib_sa_path_rec_get(struct ib_device *device, u8 port_num,
|
|
struct ib_sa_path_rec *rec,
|
|
ib_sa_comp_mask comp_mask,
|
|
int timeout_ms, gfp_t gfp_mask,
|
|
void (*callback)(int status,
|
|
struct ib_sa_path_rec *resp,
|
|
void *context),
|
|
void *context,
|
|
struct ib_sa_query **query);
|
|
|
|
int ib_sa_mcmember_rec_query(struct ib_device *device, u8 port_num,
|
|
u8 method,
|
|
struct ib_sa_mcmember_rec *rec,
|
|
ib_sa_comp_mask comp_mask,
|
|
int timeout_ms, gfp_t gfp_mask,
|
|
void (*callback)(int status,
|
|
struct ib_sa_mcmember_rec *resp,
|
|
void *context),
|
|
void *context,
|
|
struct ib_sa_query **query);
|
|
|
|
int ib_sa_service_rec_query(struct ib_device *device, u8 port_num,
|
|
u8 method,
|
|
struct ib_sa_service_rec *rec,
|
|
ib_sa_comp_mask comp_mask,
|
|
int timeout_ms, gfp_t gfp_mask,
|
|
void (*callback)(int status,
|
|
struct ib_sa_service_rec *resp,
|
|
void *context),
|
|
void *context,
|
|
struct ib_sa_query **sa_query);
|
|
|
|
/**
|
|
* ib_sa_mcmember_rec_set - Start an MCMember set query
|
|
* @device:device to send query on
|
|
* @port_num: port number to send query on
|
|
* @rec:MCMember Record to send in query
|
|
* @comp_mask:component mask to send in query
|
|
* @timeout_ms:time to wait for response
|
|
* @gfp_mask:GFP mask to use for internal allocations
|
|
* @callback:function called when query completes, times out or is
|
|
* canceled
|
|
* @context:opaque user context passed to callback
|
|
* @sa_query:query context, used to cancel query
|
|
*
|
|
* Send an MCMember Set query to the SA (eg to join a multicast
|
|
* group). The callback function will be called when the query
|
|
* completes (or fails); status is 0 for a successful response, -EINTR
|
|
* if the query is canceled, -ETIMEDOUT is the query timed out, or
|
|
* -EIO if an error occurred sending the query. The resp parameter of
|
|
* the callback is only valid if status is 0.
|
|
*
|
|
* If the return value of ib_sa_mcmember_rec_set() is negative, it is
|
|
* an error code. Otherwise it is a query ID that can be used to
|
|
* cancel the query.
|
|
*/
|
|
static inline int
|
|
ib_sa_mcmember_rec_set(struct ib_device *device, u8 port_num,
|
|
struct ib_sa_mcmember_rec *rec,
|
|
ib_sa_comp_mask comp_mask,
|
|
int timeout_ms, gfp_t gfp_mask,
|
|
void (*callback)(int status,
|
|
struct ib_sa_mcmember_rec *resp,
|
|
void *context),
|
|
void *context,
|
|
struct ib_sa_query **query)
|
|
{
|
|
return ib_sa_mcmember_rec_query(device, port_num,
|
|
IB_MGMT_METHOD_SET,
|
|
rec, comp_mask,
|
|
timeout_ms, gfp_mask, callback,
|
|
context, query);
|
|
}
|
|
|
|
/**
|
|
* ib_sa_mcmember_rec_delete - Start an MCMember delete query
|
|
* @device:device to send query on
|
|
* @port_num: port number to send query on
|
|
* @rec:MCMember Record to send in query
|
|
* @comp_mask:component mask to send in query
|
|
* @timeout_ms:time to wait for response
|
|
* @gfp_mask:GFP mask to use for internal allocations
|
|
* @callback:function called when query completes, times out or is
|
|
* canceled
|
|
* @context:opaque user context passed to callback
|
|
* @sa_query:query context, used to cancel query
|
|
*
|
|
* Send an MCMember Delete query to the SA (eg to leave a multicast
|
|
* group). The callback function will be called when the query
|
|
* completes (or fails); status is 0 for a successful response, -EINTR
|
|
* if the query is canceled, -ETIMEDOUT is the query timed out, or
|
|
* -EIO if an error occurred sending the query. The resp parameter of
|
|
* the callback is only valid if status is 0.
|
|
*
|
|
* If the return value of ib_sa_mcmember_rec_delete() is negative, it
|
|
* is an error code. Otherwise it is a query ID that can be used to
|
|
* cancel the query.
|
|
*/
|
|
static inline int
|
|
ib_sa_mcmember_rec_delete(struct ib_device *device, u8 port_num,
|
|
struct ib_sa_mcmember_rec *rec,
|
|
ib_sa_comp_mask comp_mask,
|
|
int timeout_ms, gfp_t gfp_mask,
|
|
void (*callback)(int status,
|
|
struct ib_sa_mcmember_rec *resp,
|
|
void *context),
|
|
void *context,
|
|
struct ib_sa_query **query)
|
|
{
|
|
return ib_sa_mcmember_rec_query(device, port_num,
|
|
IB_SA_METHOD_DELETE,
|
|
rec, comp_mask,
|
|
timeout_ms, gfp_mask, callback,
|
|
context, query);
|
|
}
|
|
|
|
/**
|
|
* ib_init_ah_from_path - Initialize address handle attributes based on an SA
|
|
* path record.
|
|
*/
|
|
int ib_init_ah_from_path(struct ib_device *device, u8 port_num,
|
|
struct ib_sa_path_rec *rec,
|
|
struct ib_ah_attr *ah_attr);
|
|
|
|
#endif /* IB_SA_H */
|