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freebsd/contrib/ofed/libibumad/umad.h
Hans Petter Selasky 7093892ca0 Fix compilation for libsysdecode.
Don't install the ib_user_mad.h header file into user-space,
because it conflicts with umad.h from libibumad.h when building
libsysdecode.

Sponsored by:	Mellanox Technologies
2017-11-16 15:18:36 +00:00

270 lines
7.5 KiB
C

/*
* Copyright (c) 2004-2009 Voltaire Inc. All rights reserved.
* Copyright (c) 2014 Intel Corporation. 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.
*
*/
#ifndef _UMAD_H
#define _UMAD_H
#include <stdint.h>
#include <stdlib.h>
#include <arpa/inet.h>
#ifdef _KERNEL
#include <sys/endian.h>
#include <linux/types.h> /* __be16, __be32 and __be64 */
#else
#include <infiniband/endian.h>
#include <infiniband/types.h>
#endif
#ifdef __cplusplus
# define BEGIN_C_DECLS extern "C" {
# define END_C_DECLS }
#else /* !__cplusplus */
# define BEGIN_C_DECLS
# define END_C_DECLS
#endif /* __cplusplus */
BEGIN_C_DECLS
typedef __be16 __attribute__((deprecated)) be16_t;
typedef __be32 __attribute__((deprecated)) be32_t;
typedef __be64 __attribute__((deprecated)) be64_t;
/*
* A GID data structure that may be used in definitions of on-the-wire data
* structures. Do not cast umad_gid pointers to ibv_gid pointers because the
* alignment of these two data structures is different.
*/
union umad_gid {
uint8_t raw[16];
__be16 raw_be16[8];
struct {
__be64 subnet_prefix;
__be64 interface_id;
} global;
} __attribute__((aligned(4))) __attribute__((packed));
#define UMAD_MAX_DEVICES 32
#define UMAD_ANY_PORT 0
typedef struct ib_mad_addr {
__be32 qpn;
__be32 qkey;
__be16 lid;
uint8_t sl;
uint8_t path_bits;
uint8_t grh_present;
uint8_t gid_index;
uint8_t hop_limit;
uint8_t traffic_class;
union {
uint8_t gid[16]; /* network-byte order */
union umad_gid ib_gid;
};
__be32 flow_label;
uint16_t pkey_index;
uint8_t reserved[6];
} ib_mad_addr_t;
typedef struct ib_user_mad {
uint32_t agent_id;
uint32_t status;
uint32_t timeout_ms;
uint32_t retries;
uint32_t length;
ib_mad_addr_t addr;
uint8_t data[0];
} ib_user_mad_t;
#define IB_UMAD_ABI_VERSION 5
#define IB_UMAD_ABI_DIR "/sys/class/infiniband_mad"
#define IB_UMAD_ABI_FILE "abi_version"
#define IB_IOCTL_MAGIC 0x1b
#define IB_USER_MAD_REGISTER_AGENT \
_IOWR(IB_IOCTL_MAGIC, 1, uint8_t [28] /* struct ib_user_mad_reg_req */)
#define IB_USER_MAD_UNREGISTER_AGENT _IOW(IB_IOCTL_MAGIC, 2, uint32_t)
#define IB_USER_MAD_ENABLE_PKEY _IO(IB_IOCTL_MAGIC, 3)
#define IB_USER_MAD_REGISTER_AGENT2 \
_IOWR(IB_IOCTL_MAGIC, 4, uint8_t [40] /* struct ib_user_mad_reg_req2 */)
#define UMAD_CA_NAME_LEN 20
#define UMAD_CA_MAX_PORTS 10 /* 0 - 9 */
#define UMAD_CA_MAX_AGENTS 32
#define SYS_INFINIBAND "/sys/class/infiniband"
#define SYS_INFINIBAND_MAD "/sys/class/infiniband_mad"
#define SYS_IB_MAD_PORT "port"
#define SYS_IB_MAD_DEV "ibdev"
#define UMAD_MAX_PORTS 64
#define UMAD_DEV_DIR "/dev"
#define SYS_CA_PORTS_DIR "ports"
#define SYS_NODE_TYPE "node_type"
#define SYS_CA_FW_VERS "fw_ver"
#define SYS_CA_HW_VERS "hw_rev"
#define SYS_CA_TYPE "hca_type"
#define SYS_CA_NODE_GUID "node_guid"
#define SYS_CA_SYS_GUID "sys_image_guid"
#define SYS_PORT_LMC "lid_mask_count"
#define SYS_PORT_SMLID "sm_lid"
#define SYS_PORT_SMSL "sm_sl"
#define SYS_PORT_LID "lid"
#define SYS_PORT_STATE "state"
#define SYS_PORT_PHY_STATE "phys_state"
#define SYS_PORT_CAPMASK "cap_mask"
#define SYS_PORT_RATE "rate"
#define SYS_PORT_GUID "port_guid"
#define SYS_PORT_GID "gids/0"
#define SYS_PORT_LINK_LAYER "link_layer"
typedef struct umad_port {
char ca_name[UMAD_CA_NAME_LEN];
int portnum;
unsigned base_lid;
unsigned lmc;
unsigned sm_lid;
unsigned sm_sl;
unsigned state;
unsigned phys_state;
unsigned rate;
__be32 capmask;
__be64 gid_prefix;
__be64 port_guid;
unsigned pkeys_size;
uint16_t *pkeys;
char link_layer[UMAD_CA_NAME_LEN];
} umad_port_t;
typedef struct umad_ca {
char ca_name[UMAD_CA_NAME_LEN];
unsigned node_type;
int numports;
char fw_ver[20];
char ca_type[40];
char hw_ver[20];
__be64 node_guid;
__be64 system_guid;
umad_port_t *ports[UMAD_CA_MAX_PORTS];
} umad_ca_t;
int umad_init(void);
int umad_done(void);
int umad_get_cas_names(char cas[][UMAD_CA_NAME_LEN], int max);
int umad_get_ca_portguids(const char *ca_name, __be64 *portguids, int max);
int umad_get_ca(const char *ca_name, umad_ca_t * ca);
int umad_release_ca(umad_ca_t * ca);
int umad_get_port(const char *ca_name, int portnum, umad_port_t * port);
int umad_release_port(umad_port_t * port);
int umad_get_issm_path(const char *ca_name, int portnum, char path[], int max);
int umad_open_port(const char *ca_name, int portnum);
int umad_close_port(int portid);
void *umad_get_mad(void *umad);
size_t umad_size(void);
int umad_status(void *umad);
ib_mad_addr_t *umad_get_mad_addr(void *umad);
int umad_set_grh_net(void *umad, void *mad_addr);
int umad_set_grh(void *umad, void *mad_addr);
int umad_set_addr_net(void *umad, __be16 dlid, __be32 dqp, int sl, __be32 qkey);
int umad_set_addr(void *umad, int dlid, int dqp, int sl, int qkey);
int umad_set_pkey(void *umad, int pkey_index);
int umad_get_pkey(void *umad);
int umad_send(int portid, int agentid, void *umad, int length,
int timeout_ms, int retries);
int umad_recv(int portid, void *umad, int *length, int timeout_ms);
int umad_poll(int portid, int timeout_ms);
int umad_get_fd(int portid);
int umad_register(int portid, int mgmt_class, int mgmt_version,
uint8_t rmpp_version, long method_mask[16 / sizeof(long)]);
int umad_register_oui(int portid, int mgmt_class, uint8_t rmpp_version,
uint8_t oui[3], long method_mask[16 / sizeof(long)]);
int umad_unregister(int portid, int agentid);
enum {
UMAD_USER_RMPP = (1 << 0)
};
struct umad_reg_attr {
uint8_t mgmt_class;
uint8_t mgmt_class_version;
uint32_t flags;
uint64_t method_mask[2];
uint32_t oui;
uint8_t rmpp_version;
};
int umad_register2(int port_fd, struct umad_reg_attr *attr,
uint32_t *agent_id);
int umad_debug(int level);
void umad_addr_dump(ib_mad_addr_t * addr);
void umad_dump(void *umad);
static inline void *umad_alloc(int num, size_t size)
{ /* alloc array of umad buffers */
return calloc(num, size);
}
static inline void umad_free(void *umad)
{
free(umad);
}
/* Users should use the glibc functions directly, not these wrappers */
#ifndef ntohll
#undef ntohll
static inline __attribute__((deprecated)) uint64_t ntohll(uint64_t x) { return be64toh(x); }
#define ntohll ntohll
#endif
#ifndef htonll
#undef htonll
static inline __attribute__((deprecated)) uint64_t htonll(uint64_t x) { return htobe64(x); }
#define htonll htonll
#endif
END_C_DECLS
#endif /* _UMAD_H */