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/*
* LGPL HEADER START
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library.
*
* LGPL HEADER END
*
*/
/*
* Copyright (c) 2014, Intel Corporation.
*/
/*
* Author: Amir Shehata <amir.shehata@intel.com>
*/
#ifndef LNET_DLC_H
#define LNET_DLC_H
#include <uapi/linux/lnet/libcfs_ioctl.h>
#include <uapi/linux/lnet/lnet-types.h>
#define MAX_NUM_SHOW_ENTRIES 32
#define LNET_MAX_STR_LEN 128
#define LNET_MAX_SHOW_NUM_CPT 128
#define LNET_UNDEFINED_HOPS ((__u32)(-1))
struct lnet_ioctl_config_lnd_cmn_tunables {
__u32 lct_version;
__u32 lct_peer_timeout;
__u32 lct_peer_tx_credits;
__u32 lct_peer_rtr_credits;
__u32 lct_max_tx_credits;
};
struct lnet_ioctl_config_o2iblnd_tunables {
__u32 lnd_version;
__u32 lnd_peercredits_hiw;
__u32 lnd_map_on_demand;
__u32 lnd_concurrent_sends;
__u32 lnd_fmr_pool_size;
__u32 lnd_fmr_flush_trigger;
__u32 lnd_fmr_cache;
__u32 pad;
};
struct lnet_ioctl_config_lnd_tunables {
struct lnet_ioctl_config_lnd_cmn_tunables lt_cmn;
union {
struct lnet_ioctl_config_o2iblnd_tunables lt_o2ib;
} lt_tun_u;
};
struct lnet_ioctl_net_config {
char ni_interfaces[LNET_MAX_INTERFACES][LNET_MAX_STR_LEN];
__u32 ni_status;
__u32 ni_cpts[LNET_MAX_SHOW_NUM_CPT];
char cfg_bulk[0];
};
#define LNET_TINY_BUF_IDX 0
#define LNET_SMALL_BUF_IDX 1
#define LNET_LARGE_BUF_IDX 2
/* # different router buffer pools */
#define LNET_NRBPOOLS (LNET_LARGE_BUF_IDX + 1)
struct lnet_ioctl_pool_cfg {
struct {
__u32 pl_npages;
__u32 pl_nbuffers;
__u32 pl_credits;
__u32 pl_mincredits;
} pl_pools[LNET_NRBPOOLS];
__u32 pl_routing;
};
struct lnet_ioctl_config_data {
struct libcfs_ioctl_hdr cfg_hdr;
__u32 cfg_net;
__u32 cfg_count;
__u64 cfg_nid;
__u32 cfg_ncpts;
union {
struct {
__u32 rtr_hop;
__u32 rtr_priority;
__u32 rtr_flags;
} cfg_route;
struct {
char net_intf[LNET_MAX_STR_LEN];
__s32 net_peer_timeout;
__s32 net_peer_tx_credits;
__s32 net_peer_rtr_credits;
__s32 net_max_tx_credits;
__u32 net_cksum_algo;
__u32 net_interface_count;
} cfg_net;
struct {
__u32 buf_enable;
__s32 buf_tiny;
__s32 buf_small;
__s32 buf_large;
} cfg_buffers;
} cfg_config_u;
char cfg_bulk[0];
};
struct lnet_ioctl_peer {
struct libcfs_ioctl_hdr pr_hdr;
__u32 pr_count;
__u32 pr_pad;
__u64 pr_nid;
union {
struct {
char cr_aliveness[LNET_MAX_STR_LEN];
__u32 cr_refcount;
__u32 cr_ni_peer_tx_credits;
__u32 cr_peer_tx_credits;
__u32 cr_peer_rtr_credits;
__u32 cr_peer_min_rtr_credits;
__u32 cr_peer_tx_qnob;
__u32 cr_ncpt;
} pr_peer_credits;
} pr_lnd_u;
};
struct lnet_ioctl_lnet_stats {
struct libcfs_ioctl_hdr st_hdr;
struct lnet_counters st_cntrs;
};
#endif /* LNET_DLC_H */
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