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| author | Doug Ledford <dledford@redhat.com> | 2016-12-14 14:44:25 -0500 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2016-12-14 14:44:25 -0500 |
| commit | 86ef0beaa0bdbec70d4261977b8b4a100fe54bfe (patch) | |
| tree | d2c1b52a7a6e493bada10dbdbcd2f8511baccc66 | |
| parent | 253f8b22e0ad643edafd75e831e5c765732877f5 (diff) | |
| parent | 7ceb740c540dde362b3055ad92c6a38009eb7a83 (diff) | |
| download | linux-86ef0beaa0bdbec70d4261977b8b4a100fe54bfe.tar.gz linux-86ef0beaa0bdbec70d4261977b8b4a100fe54bfe.tar.bz2 linux-86ef0beaa0bdbec70d4261977b8b4a100fe54bfe.zip | |
Merge branch 'mlx' into merge-test
40 files changed, 875 insertions, 336 deletions
diff --git a/drivers/infiniband/core/core_priv.h b/drivers/infiniband/core/core_priv.h index 19d499dcab76..1acc95b3aaa3 100644 --- a/drivers/infiniband/core/core_priv.h +++ b/drivers/infiniband/core/core_priv.h @@ -72,9 +72,6 @@ void ib_device_unregister_sysfs(struct ib_device *device); void ib_cache_setup(void); void ib_cache_cleanup(void); -int ib_resolve_eth_dmac(struct ib_qp *qp, - struct ib_qp_attr *qp_attr, int *qp_attr_mask); - typedef void (*roce_netdev_callback)(struct ib_device *device, u8 port, struct net_device *idev, void *cookie); diff --git a/drivers/infiniband/core/uverbs.h b/drivers/infiniband/core/uverbs.h index df26a741cda6..455034ac994e 100644 --- a/drivers/infiniband/core/uverbs.h +++ b/drivers/infiniband/core/uverbs.h @@ -289,5 +289,6 @@ IB_UVERBS_DECLARE_EX_CMD(modify_wq); IB_UVERBS_DECLARE_EX_CMD(destroy_wq); IB_UVERBS_DECLARE_EX_CMD(create_rwq_ind_table); IB_UVERBS_DECLARE_EX_CMD(destroy_rwq_ind_table); +IB_UVERBS_DECLARE_EX_CMD(modify_qp); #endif /* UVERBS_H */ diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c index cb3f515a2285..09b649159e6c 100644 --- a/drivers/infiniband/core/uverbs_cmd.c +++ b/drivers/infiniband/core/uverbs_cmd.c @@ -2328,94 +2328,88 @@ static int modify_qp_mask(enum ib_qp_type qp_type, int mask) } } -ssize_t ib_uverbs_modify_qp(struct ib_uverbs_file *file, - struct ib_device *ib_dev, - const char __user *buf, int in_len, - int out_len) +static int modify_qp(struct ib_uverbs_file *file, + struct ib_uverbs_ex_modify_qp *cmd, struct ib_udata *udata) { - struct ib_uverbs_modify_qp cmd; - struct ib_udata udata; - struct ib_qp *qp; - struct ib_qp_attr *attr; - int ret; - - if (copy_from_user(&cmd, buf, sizeof cmd)) - return -EFAULT; - - INIT_UDATA(&udata, buf + sizeof cmd, NULL, in_len - sizeof cmd, - out_len); + struct ib_qp_attr *attr; + struct ib_qp *qp; + int ret; attr = kmalloc(sizeof *attr, GFP_KERNEL); if (!attr) return -ENOMEM; - qp = idr_read_qp(cmd.qp_handle, file->ucontext); + qp = idr_read_qp(cmd->base.qp_handle, file->ucontext); if (!qp) { ret = -EINVAL; goto out; } - attr->qp_state = cmd.qp_state; - attr->cur_qp_state = cmd.cur_qp_state; - attr->path_mtu = cmd.path_mtu; - attr->path_mig_state = cmd.path_mig_state; - attr->qkey = cmd.qkey; - attr->rq_psn = cmd.rq_psn; - attr->sq_psn = cmd.sq_psn; - attr->dest_qp_num = cmd.dest_qp_num; - attr->qp_access_flags = cmd.qp_access_flags; - attr->pkey_index = cmd.pkey_index; - attr->alt_pkey_index = cmd.alt_pkey_index; - attr->en_sqd_async_notify = cmd.en_sqd_async_notify; - attr->max_rd_atomic = cmd.max_rd_atomic; - attr->max_dest_rd_atomic = cmd.max_dest_rd_atomic; - attr->min_rnr_timer = cmd.min_rnr_timer; - attr->port_num = cmd.port_num; - attr->timeout = cmd.timeout; - attr->retry_cnt = cmd.retry_cnt; - attr->rnr_retry = cmd.rnr_retry; - attr->alt_port_num = cmd.alt_port_num; - attr->alt_timeout = cmd.alt_timeout; - - memcpy(attr->ah_attr.grh.dgid.raw, cmd.dest.dgid, 16); - attr->ah_attr.grh.flow_label = cmd.dest.flow_label; - attr->ah_attr.grh.sgid_index = cmd.dest.sgid_index; - attr->ah_attr.grh.hop_limit = cmd.dest.hop_limit; - attr->ah_attr.grh.traffic_class = cmd.dest.traffic_class; - attr->ah_attr.dlid = cmd.dest.dlid; - attr->ah_attr.sl = cmd.dest.sl; - attr->ah_attr.src_path_bits = cmd.dest.src_path_bits; - attr->ah_attr.static_rate = cmd.dest.static_rate; - attr->ah_attr.ah_flags = cmd.dest.is_global ? IB_AH_GRH : 0; - attr->ah_attr.port_num = cmd.dest.port_num; - - memcpy(attr->alt_ah_attr.grh.dgid.raw, cmd.alt_dest.dgid, 16); - attr->alt_ah_attr.grh.flow_label = cmd.alt_dest.flow_label; - attr->alt_ah_attr.grh.sgid_index = cmd.alt_dest.sgid_index; - attr->alt_ah_attr.grh.hop_limit = cmd.alt_dest.hop_limit; - attr->alt_ah_attr.grh.traffic_class = cmd.alt_dest.traffic_class; - attr->alt_ah_attr.dlid = cmd.alt_dest.dlid; - attr->alt_ah_attr.sl = cmd.alt_dest.sl; - attr->alt_ah_attr.src_path_bits = cmd.alt_dest.src_path_bits; - attr->alt_ah_attr.static_rate = cmd.alt_dest.static_rate; - attr->alt_ah_attr.ah_flags = cmd.alt_dest.is_global ? IB_AH_GRH : 0; - attr->alt_ah_attr.port_num = cmd.alt_dest.port_num; + attr->qp_state = cmd->base.qp_state; + attr->cur_qp_state = cmd->base.cur_qp_state; + attr->path_mtu = cmd->base.path_mtu; + attr->path_mig_state = cmd->base.path_mig_state; + attr->qkey = cmd->base.qkey; + attr->rq_psn = cmd->base.rq_psn; + attr->sq_psn = cmd->base.sq_psn; + attr->dest_qp_num = cmd->base.dest_qp_num; + attr->qp_access_flags = cmd->base.qp_access_flags; + attr->pkey_index = cmd->base.pkey_index; + attr->alt_pkey_index = cmd->base.alt_pkey_index; + attr->en_sqd_async_notify = cmd->base.en_sqd_async_notify; + attr->max_rd_atomic = cmd->base.max_rd_atomic; + attr->max_dest_rd_atomic = cmd->base.max_dest_rd_atomic; + attr->min_rnr_timer = cmd->base.min_rnr_timer; + attr->port_num = cmd->base.port_num; + attr->timeout = cmd->base.timeout; + attr->retry_cnt = cmd->base.retry_cnt; + attr->rnr_retry = cmd->base.rnr_retry; + attr->alt_port_num = cmd->base.alt_port_num; + attr->alt_timeout = cmd->base.alt_timeout; + attr->rate_limit = cmd->rate_limit; + + memcpy(attr->ah_attr.grh.dgid.raw, cmd->base.dest.dgid, 16); + attr->ah_attr.grh.flow_label = cmd->base.dest.flow_label; + attr->ah_attr.grh.sgid_index = cmd->base.dest.sgid_index; + attr->ah_attr.grh.hop_limit = cmd->base.dest.hop_limit; + attr->ah_attr.grh.traffic_class = cmd->base.dest.traffic_class; + attr->ah_attr.dlid = cmd->base.dest.dlid; + attr->ah_attr.sl = cmd->base.dest.sl; + attr->ah_attr.src_path_bits = cmd->base.dest.src_path_bits; + attr->ah_attr.static_rate = cmd->base.dest.static_rate; + attr->ah_attr.ah_flags = cmd->base.dest.is_global ? + IB_AH_GRH : 0; + attr->ah_attr.port_num = cmd->base.dest.port_num; + + memcpy(attr->alt_ah_attr.grh.dgid.raw, cmd->base.alt_dest.dgid, 16); + attr->alt_ah_attr.grh.flow_label = cmd->base.alt_dest.flow_label; + attr->alt_ah_attr.grh.sgid_index = cmd->base.alt_dest.sgid_index; + attr->alt_ah_attr.grh.hop_limit = cmd->base.alt_dest.hop_limit; + attr->alt_ah_attr.grh.traffic_class = cmd->base.alt_dest.traffic_class; + attr->alt_ah_attr.dlid = cmd->base.alt_dest.dlid; + attr->alt_ah_attr.sl = cmd->base.alt_dest.sl; + attr->alt_ah_attr.src_path_bits = cmd->base.alt_dest.src_path_bits; + attr->alt_ah_attr.static_rate = cmd->base.alt_dest.static_rate; + attr->alt_ah_attr.ah_flags = cmd->base.alt_dest.is_global ? + IB_AH_GRH : 0; + attr->alt_ah_attr.port_num = cmd->base.alt_dest.port_num; if (qp->real_qp == qp) { - ret = ib_resolve_eth_dmac(qp, attr, &cmd.attr_mask); - if (ret) - goto release_qp; + if (cmd->base.attr_mask & IB_QP_AV) { + ret = ib_resolve_eth_dmac(qp->device, &attr->ah_attr); + if (ret) + goto release_qp; + } ret = qp->device->modify_qp(qp, attr, - modify_qp_mask(qp->qp_type, cmd.attr_mask), &udata); + modify_qp_mask(qp->qp_type, + cmd->base.attr_mask), + udata); } else { - ret = ib_modify_qp(qp, attr, modify_qp_mask(qp->qp_type, cmd.attr_mask)); + ret = ib_modify_qp(qp, attr, + modify_qp_mask(qp->qp_type, + cmd->base.attr_mask)); } - if (ret) - goto release_qp; - - ret = in_len; - release_qp: put_qp_read(qp); @@ -2425,6 +2419,68 @@ out: return ret; } +ssize_t ib_uverbs_modify_qp(struct ib_uverbs_file *file, + struct ib_device *ib_dev, + const char __user *buf, int in_len, + int out_len) +{ + struct ib_uverbs_ex_modify_qp cmd = {}; + struct ib_udata udata; + int ret; + + if (copy_from_user(&cmd.base, buf, sizeof(cmd.base))) + return -EFAULT; + + if (cmd.base.attr_mask & + ~((IB_USER_LEGACY_LAST_QP_ATTR_MASK << 1) - 1)) + return -EOPNOTSUPP; + + INIT_UDATA(&udata, buf + sizeof(cmd.base), NULL, + in_len - sizeof(cmd.base), out_len); + + ret = modify_qp(file, &cmd, &udata); + if (ret) + return ret; + + return in_len; +} + +int ib_uverbs_ex_modify_qp(struct ib_uverbs_file *file, + struct ib_device *ib_dev, + struct ib_udata *ucore, + struct ib_udata *uhw) +{ + struct ib_uverbs_ex_modify_qp cmd = {}; + int ret; + + /* + * Last bit is reserved for extending the attr_mask by + * using another field. + */ + BUILD_BUG_ON(IB_USER_LAST_QP_ATTR_MASK == (1 << 31)); + + if (ucore->inlen < sizeof(cmd.base)) + return -EINVAL; + + ret = ib_copy_from_udata(&cmd, ucore, min(sizeof(cmd), ucore->inlen)); + if (ret) + return ret; + + if (cmd.base.attr_mask & + ~((IB_USER_LAST_QP_ATTR_MASK << 1) - 1)) + return -EOPNOTSUPP; + + if (ucore->inlen > sizeof(cmd)) { + if (ib_is_udata_cleared(ucore, sizeof(cmd), + ucore->inlen - sizeof(cmd))) + return -EOPNOTSUPP; + } + + ret = modify_qp(file, &cmd, uhw); + + return ret; +} + ssize_t ib_uverbs_destroy_qp(struct ib_uverbs_file *file, struct ib_device *ib_dev, const char __user *buf, int in_len, @@ -2875,6 +2931,7 @@ ssize_t ib_uverbs_create_ah(struct ib_uverbs_file *file, struct ib_ah *ah; struct ib_ah_attr attr; int ret; + struct ib_udata udata; if (out_len < sizeof resp) return -ENOSPC; @@ -2882,6 +2939,10 @@ ssize_t ib_uverbs_create_ah(struct ib_uverbs_file *file, if (copy_from_user(&cmd, buf, sizeof cmd)) return -EFAULT; + INIT_UDATA(&udata, buf + sizeof(cmd), + (unsigned long)cmd.response + sizeof(resp), + in_len - sizeof(cmd), out_len - sizeof(resp)); + uobj = kmalloc(sizeof *uobj, GFP_KERNEL); if (!uobj) return -ENOMEM; @@ -2908,12 +2969,16 @@ ssize_t ib_uverbs_create_ah(struct ib_uverbs_file *file, memset(&attr.dmac, 0, sizeof(attr.dmac)); memcpy(attr.grh.dgid.raw, cmd.attr.grh.dgid, 16); - ah = ib_create_ah(pd, &attr); + ah = pd->device->create_ah(pd, &attr, &udata); + if (IS_ERR(ah)) { ret = PTR_ERR(ah); goto err_put; } + ah->device = pd->device; + ah->pd = pd; + atomic_inc(&pd->usecnt); ah->uobject = uobj; uobj->object = ah; @@ -3124,8 +3189,10 @@ static int kern_spec_to_ib_spec(struct ib_uverbs_flow_spec *kern_spec, kern_spec_val = (void *)kern_spec + sizeof(struct ib_uverbs_flow_spec_hdr); kern_spec_mask = kern_spec_val + kern_filter_sz; + if (ib_spec->type == (IB_FLOW_SPEC_INNER | IB_FLOW_SPEC_VXLAN_TUNNEL)) + return -EINVAL; - switch (ib_spec->type) { + switch (ib_spec->type & ~IB_FLOW_SPEC_INNER) { case IB_FLOW_SPEC_ETH: ib_filter_sz = offsetof(struct ib_flow_eth_filter, real_sz); actual_filter_sz = spec_filter_size(kern_spec_mask, @@ -3175,6 +3242,21 @@ static int kern_spec_to_ib_spec(struct ib_uverbs_flow_spec *kern_spec, memcpy(&ib_spec->tcp_udp.val, kern_spec_val, actual_filter_sz); memcpy(&ib_spec->tcp_udp.mask, kern_spec_mask, actual_filter_sz); break; + case IB_FLOW_SPEC_VXLAN_TUNNEL: + ib_filter_sz = offsetof(struct ib_flow_tunnel_filter, real_sz); + actual_filter_sz = spec_filter_size(kern_spec_mask, + kern_filter_sz, + ib_filter_sz); + if (actual_filter_sz <= 0) + return -EINVAL; + ib_spec->tunnel.size = sizeof(struct ib_flow_spec_tunnel); + memcpy(&ib_spec->tunnel.val, kern_spec_val, actual_filter_sz); + memcpy(&ib_spec->tunnel.mask, kern_spec_mask, actual_filter_sz); + + if ((ntohl(ib_spec->tunnel.mask.tunnel_id)) >= BIT(24) || + (ntohl(ib_spec->tunnel.val.tunnel_id)) >= BIT(24)) + return -EINVAL; + break; default: return -EINVAL; } @@ -3745,7 +3827,6 @@ int ib_uverbs_ex_create_flow(struct ib_uverbs_file *file, err = PTR_ERR(flow_id); goto err_free; } - flow_id->qp = qp; flow_id->uobject = uobj; uobj->object = flow_id; diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c index 3efec031c253..257d0799b526 100644 --- a/drivers/infiniband/core/uverbs_main.c +++ b/drivers/infiniband/core/uverbs_main.c @@ -137,6 +137,7 @@ static int (*uverbs_ex_cmd_table[])(struct ib_uverbs_file *file, [IB_USER_VERBS_EX_CMD_DESTROY_WQ] = ib_uverbs_ex_destroy_wq, [IB_USER_VERBS_EX_CMD_CREATE_RWQ_IND_TBL] = ib_uverbs_ex_create_rwq_ind_table, [IB_USER_VERBS_EX_CMD_DESTROY_RWQ_IND_TBL] = ib_uverbs_ex_destroy_rwq_ind_table, + [IB_USER_VERBS_EX_CMD_MODIFY_QP] = ib_uverbs_ex_modify_qp, }; static void ib_uverbs_add_one(struct ib_device *device); diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c index 83687646da68..71580cc28c9e 100644 --- a/drivers/infiniband/core/verbs.c +++ b/drivers/infiniband/core/verbs.c @@ -315,7 +315,7 @@ struct ib_ah *ib_create_ah(struct ib_pd *pd, struct ib_ah_attr *ah_attr) { struct ib_ah *ah; - ah = pd->device->create_ah(pd, ah_attr); + ah = pd->device->create_ah(pd, ah_attr, NULL); if (!IS_ERR(ah)) { ah->device = pd->device; @@ -328,7 +328,7 @@ struct ib_ah *ib_create_ah(struct ib_pd *pd, struct ib_ah_attr *ah_attr) } EXPORT_SYMBOL(ib_create_ah); -static int ib_get_header_version(const union rdma_network_hdr *hdr) +int ib_get_rdma_header_version(const union rdma_network_hdr *hdr) { const struct iphdr *ip4h = (struct iphdr *)&hdr->roce4grh; struct iphdr ip4h_checked; @@ -359,6 +359,7 @@ static int ib_get_header_version(const union rdma_network_hdr *hdr) return 4; return 6; } +EXPORT_SYMBOL(ib_get_rdma_header_version); static enum rdma_network_type ib_get_net_type_by_grh(struct ib_device *device, u8 port_num, @@ -369,7 +370,7 @@ static enum rdma_network_type ib_get_net_type_by_grh(struct ib_device *device, if (rdma_protocol_ib(device, port_num)) return RDMA_NETWORK_IB; - grh_version = ib_get_header_version((union rdma_network_hdr *)grh); + grh_version = ib_get_rdma_header_version((union rdma_network_hdr *)grh); if (grh_version == 4) return RDMA_NETWORK_IPV4; @@ -415,9 +416,9 @@ static int get_sgid_index_from_eth(struct ib_device *device, u8 port_num, &context, gid_index); } -static int get_gids_from_rdma_hdr(union rdma_network_hdr *hdr, - enum rdma_network_type net_type, - union ib_gid *sgid, union ib_gid *dgid) +int ib_get_gids_from_rdma_hdr(const union rdma_network_hdr *hdr, + enum rdma_network_type net_type, + union ib_gid *sgid, union ib_gid *dgid) { struct sockaddr_in src_in; struct sockaddr_in dst_in; @@ -447,6 +448,7 @@ static int get_gids_from_rdma_hdr(union rdma_network_hdr *hdr, return -EINVAL; } } +EXPORT_SYMBOL(ib_get_gids_from_rdma_hdr); int ib_init_ah_from_wc(struct ib_device *device, u8 port_num, const struct ib_wc *wc, const struct ib_grh *grh, @@ -469,8 +471,8 @@ int ib_init_ah_from_wc(struct ib_device *device, u8 port_num, net_type = ib_get_net_type_by_grh(device, port_num, grh); gid_type = ib_network_to_gid_type(net_type); } - ret = get_gids_from_rdma_hdr((union rdma_network_hdr *)grh, net_type, - &sgid, &dgid); + ret = ib_get_gids_from_rdma_hdr((union rdma_network_hdr *)grh, net_type, + &sgid, &dgid); if (ret) return ret; @@ -1014,6 +1016,7 @@ static const struct { IB_QP_QKEY), [IB_QPT_GSI] = (IB_QP_CUR_STATE | IB_QP_QKEY), + [IB_QPT_RAW_PACKET] = IB_QP_RATE_LIMIT, } } }, @@ -1047,6 +1050,7 @@ static const struct { IB_QP_QKEY), [IB_QPT_GSI] = (IB_QP_CUR_STATE | IB_QP_QKEY), + [IB_QPT_RAW_PACKET] = IB_QP_RATE_LIMIT, } }, [IB_QPS_SQD] = { @@ -1196,66 +1200,66 @@ int ib_modify_qp_is_ok(enum ib_qp_state cur_state, enum ib_qp_state next_state, } EXPORT_SYMBOL(ib_modify_qp_is_ok); -int ib_resolve_eth_dmac(struct ib_qp *qp, - struct ib_qp_attr *qp_attr, int *qp_attr_mask) +int ib_resolve_eth_dmac(struct ib_device *device, + struct ib_ah_attr *ah_attr) { int ret = 0; - if (*qp_attr_mask & IB_QP_AV) { - if (qp_attr->ah_attr.port_num < rdma_start_port(qp->device) || - qp_attr->ah_attr.port_num > rdma_end_port(qp->device)) - return -EINVAL; - - if (!rdma_cap_eth_ah(qp->device, qp_attr->ah_attr.port_num)) - return 0; - - if (rdma_link_local_addr((struct in6_addr *)qp_attr->ah_attr.grh.dgid.raw)) { - rdma_get_ll_mac((struct in6_addr *)qp_attr->ah_attr.grh.dgid.raw, - qp_attr->ah_attr.dmac); - } else { - union ib_gid sgid; - struct ib_gid_attr sgid_attr; - int ifindex; - int hop_limit; - - ret = ib_query_gid(qp->device, - qp_attr->ah_attr.port_num, - qp_attr->ah_attr.grh.sgid_index, - &sgid, &sgid_attr); - - if (ret || !sgid_attr.ndev) { - if (!ret) - ret = -ENXIO; - goto out; - } + if (ah_attr->port_num < rdma_start_port(device) || + ah_attr->port_num > rdma_end_port(device)) + return -EINVAL; - ifindex = sgid_attr.ndev->ifindex; + if (!rdma_cap_eth_ah(device, ah_attr->port_num)) + return 0; - ret = rdma_addr_find_l2_eth_by_grh(&sgid, - &qp_attr->ah_attr.grh.dgid, - qp_attr->ah_attr.dmac, - NULL, &ifindex, &hop_limit); + if (rdma_link_local_addr((struct in6_addr *)ah_attr->grh.dgid.raw)) { + rdma_get_ll_mac((struct in6_addr *)ah_attr->grh.dgid.raw, + ah_attr->dmac); + } else { + union ib_gid sgid; + struct ib_gid_attr sgid_attr; + int ifindex; + int hop_limit; + + ret = ib_query_gid(device, + ah_attr->port_num, + ah_attr->grh.sgid_index, + &sgid, &sgid_attr); + + if (ret || !sgid_attr.ndev) { + if (!ret) + ret = -ENXIO; + goto out; + } - dev_put(sgid_attr.ndev); + ifindex = sgid_attr.ndev->ifindex; - qp_attr->ah_attr.grh.hop_limit = hop_limit; - } + ret = rdma_addr_find_l2_eth_by_grh(&sgid, + &ah_attr->grh.dgid, + ah_attr->dmac, + NULL, &ifindex, &hop_limit); + + dev_put(sgid_attr.ndev); + + ah_attr->grh.hop_limit = hop_limit; } out: return ret; } EXPORT_SYMBOL(ib_resolve_eth_dmac); - int ib_modify_qp(struct ib_qp *qp, struct ib_qp_attr *qp_attr, int qp_attr_mask) { - int ret; - ret = ib_resolve_eth_dmac(qp, qp_attr, &qp_attr_mask); - if (ret) - return ret; + if (qp_attr_mask & IB_QP_AV) { + int ret; + + ret = ib_resolve_eth_dmac(qp->device, &qp_attr->ah_attr); + if (ret) + return ret; + } return qp->device->modify_qp(qp->real_qp, qp_attr, qp_attr_mask, NULL); } @@ -1734,8 +1738,10 @@ struct ib_flow *ib_create_flow(struct ib_qp *qp, return ERR_PTR(-ENOSYS); flow_id = qp->device->create_flow(qp, flow_attr, domain); - if (!IS_ERR(flow_id)) + if (!IS_ERR(flow_id)) { atomic_inc(&qp->usecnt); + flow_id->qp = qp; + } return flow_id; } EXPORT_SYMBOL(ib_create_flow); diff --git a/drivers/infiniband/hw/cxgb3/iwch_provider.c b/drivers/infiniband/hw/cxgb3/iwch_provider.c index cba57bb53dba..9d5fe1853da4 100644 --- a/drivers/infiniband/hw/cxgb3/iwch_provider.c +++ b/drivers/infiniband/hw/cxgb3/iwch_provider.c @@ -62,7 +62,8 @@ #include "common.h" static struct ib_ah *iwch_ah_create(struct ib_pd *pd, - struct ib_ah_attr *ah_attr) + struct ib_ah_attr *ah_attr, + struct ib_udata *udata) { return ERR_PTR(-ENOSYS); } diff --git a/drivers/infiniband/hw/cxgb4/provider.c b/drivers/infiniband/hw/cxgb4/provider.c index 645e606a17c5..49b51b7e0fd7 100644 --- a/drivers/infiniband/hw/cxgb4/provider.c +++ b/drivers/infiniband/hw/cxgb4/provider.c @@ -59,7 +59,9 @@ module_param(fastreg_support, int, 0644); MODULE_PARM_DESC(fastreg_support, "Advertise fastreg support (default=1)"); static struct ib_ah *c4iw_ah_create(struct ib_pd *pd, - struct ib_ah_attr *ah_attr) + struct ib_ah_attr *ah_attr, + struct ib_udata *udata) + { return ERR_PTR(-ENOSYS); } diff --git a/drivers/infiniband/hw/hns/hns_roce_ah.c b/drivers/infiniband/hw/hns/hns_roce_ah.c index 24f79ee39fdf..0ac294db3b29 100644 --- a/drivers/infiniband/hw/hns/hns_roce_ah.c +++ b/drivers/infiniband/hw/hns/hns_roce_ah.c @@ -39,7 +39,8 @@ #define HNS_ROCE_VLAN_SL_BIT_MASK 7 #define HNS_ROCE_VLAN_SL_SHIFT 13 -struct ib_ah *hns_roce_create_ah(struct ib_pd *ibpd, struct ib_ah_attr *ah_attr) +struct ib_ah *hns_roce_create_ah(struct ib_pd *ibpd, struct ib_ah_attr *ah_attr, + struct ib_udata *udata) { struct hns_roce_dev *hr_dev = to_hr_dev(ibpd->device); struct device *dev = &hr_dev->pdev->dev; diff --git a/drivers/infiniband/hw/hns/hns_roce_device.h b/drivers/infiniband/hw/hns/hns_roce_device.h index d4f0fce98587..1a6cb5d7a0dd 100644 --- a/drivers/infiniband/hw/hns/hns_roce_device.h +++ b/drivers/infiniband/hw/hns/hns_roce_device.h @@ -687,7 +687,8 @@ void hns_roce_bitmap_free_range(struct hns_roce_bitmap *bitmap, unsigned long obj, int cnt, int rr); -struct ib_ah *hns_roce_create_ah(struct ib_pd *pd, struct ib_ah_attr *ah_attr); +struct ib_ah *hns_roce_create_ah(struct ib_pd *pd, struct ib_ah_attr *ah_attr, + struct ib_udata *udata); int hns_roce_query_ah(struct ib_ah *ibah, struct ib_ah_attr *ah_attr); int hns_roce_destroy_ah(struct ib_ah *ah); diff --git a/drivers/infiniband/hw/i40iw/i40iw_verbs.c b/drivers/infiniband/hw/i40iw/i40iw_verbs.c index 81dafa9a4c3c..7368a50bbdaa 100644 --- a/drivers/infiniband/hw/i40iw/i40iw_verbs.c +++ b/drivers/infiniband/hw/i40iw/i40iw_verbs.c @@ -2704,7 +2704,9 @@ static int i40iw_query_pkey(struct ib_device *ibdev, * @ah_attr: address handle attributes */ static struct ib_ah *i40iw_create_ah(struct ib_pd *ibpd, - struct ib_ah_attr *attr) + struct ib_ah_attr *attr, + struct ib_udata *udata) + { return ERR_PTR(-ENOSYS); } diff --git a/drivers/infiniband/hw/mlx4/ah.c b/drivers/infiniband/hw/mlx4/ah.c index 5fc623362731..20c6d17ac8b8 100644 --- a/drivers/infiniband/hw/mlx4/ah.c +++ b/drivers/infiniband/hw/mlx4/ah.c @@ -111,7 +111,9 @@ static struct ib_ah *create_iboe_ah(struct ib_pd *pd, struct ib_ah_attr *ah_attr !(1 << ah->av.eth.stat_rate & dev->caps.stat_rate_support)) --ah->av.eth.stat_rate; } - + ah->av.eth.sl_tclass_flowlabel |= + cpu_to_be32((ah_attr->grh.traffic_class << 20) | + ah_attr->grh.flow_label); /* * HW requires multicast LID so we just choose one. */ @@ -119,12 +121,14 @@ static struct ib_ah *create_iboe_ah(struct ib_pd *pd, struct ib_ah_attr *ah_attr ah->av.ib.dlid = cpu_to_be16(0xc000); memcpy(ah->av.eth.dgid, ah_attr->grh.dgid.raw, 16); - ah->av.eth.sl_tclass_flowlabel = cpu_to_be32(ah_attr->sl << 29); + ah->av.eth.sl_tclass_flowlabel |= cpu_to_be32(ah_attr->sl << 29); return &ah->ibah; } -struct ib_ah *mlx4_ib_create_ah(struct ib_pd *pd, struct ib_ah_attr *ah_attr) +struct ib_ah *mlx4_ib_create_ah(struct ib_pd *pd, struct ib_ah_attr *ah_attr, + struct ib_udata *udata) + { struct mlx4_ib_ah *ah; struct ib_ah *ret; diff --git a/drivers/infiniband/hw/mlx4/mad.c b/drivers/infiniband/hw/mlx4/mad.c index b0cd66336fcb..db564ccc0f92 100644 --- a/drivers/infiniband/hw/mlx4/mad.c +++ b/drivers/infiniband/hw/mlx4/mad.c @@ -39,6 +39,8 @@ #include <linux/mlx4/cmd.h> #include <linux/gfp.h> #include <rdma/ib_pma.h> +#include <linux/ip.h> +#include <net/ipv6.h> #include <linux/mlx4/driver.h> #include "mlx4_ib.h" @@ -480,6 +482,23 @@ static int find_slave_port_pkey_ix(struct mlx4_ib_dev *dev, int slave, return -EINVAL; } +static int get_gids_from_l3_hdr(struct ib_grh *grh, union ib_gid *sgid, + union ib_gid *dgid) +{ + int version = ib_get_rdma_header_version((const union rdma_network_hdr *)grh); + enum rdma_network_type net_type; + + if (version == 4) + net_type = RDMA_NETWORK_IPV4; + else if (version == 6) + net_type = RDMA_NETWORK_IPV6; + else + return -EINVAL; + + return ib_get_gids_from_rdma_hdr((union rdma_network_hdr *)grh, net_type, + sgid, dgid); +} + int mlx4_ib_send_to_slave(struct mlx4_ib_dev *dev, int slave, u8 port, enum ib_qp_type dest_qpt, struct ib_wc *wc, struct ib_grh *grh, struct ib_mad *mad) @@ -538,7 +557,10 @@ int mlx4_ib_send_to_slave(struct mlx4_ib_dev *dev, int slave, u8 port, memset(&attr, 0, sizeof attr); attr.port_num = port; if (is_eth) { - memcpy(&attr.grh.dgid.raw[0], &grh->dgid.raw[0], 16); + union ib_gid sgid; + + if (get_gids_from_l3_hdr(grh, &sgid, &attr.grh.dgid)) + return -EINVAL; attr.ah_flags = IB_AH_GRH; } ah = ib_create_ah(tun_ctx->pd, &attr); @@ -651,6 +673,11 @@ static int mlx4_ib_demux_mad(struct ib_device *ibdev, u8 port, is_eth = 1; if (is_eth) { + union ib_gid dgid; + union ib_gid sgid; + + if (get_gids_from_l3_hdr(grh, &sgid, &dgid)) + return -EINVAL; if (!(wc->wc_flags & IB_WC_GRH)) { mlx4_ib_warn(ibdev, "RoCE grh not present.\n"); return -EINVAL; @@ -659,10 +686,10 @@ static int mlx4_ib_demux_mad(struct ib_device *ibdev, u8 port, mlx4_ib_warn(ibdev, "RoCE mgmt class is not CM\n"); return -EINVAL; } - err = mlx4_get_slave_from_roce_gid(dev->dev, port, grh->dgid.raw, &slave); + err = mlx4_get_slave_from_roce_gid(dev->dev, port, dgid.raw, &slave); if (err && mlx4_is_mf_bonded(dev->dev)) { other_port = (port == 1) ? 2 : 1; - err = mlx4_get_slave_from_roce_gid(dev->dev, other_port, grh->dgid.raw, &slave); + err = mlx4_get_slave_from_roce_gid(dev->dev, other_port, dgid.raw, &slave); if (!err) { port = other_port; pr_debug("resolved slave %d from gid %pI6 wire port %d other %d\n", @@ -702,10 +729,18 @@ static int mlx4_ib_demux_mad(struct ib_device *ibdev, u8 port, /* If a grh is present, we demux according to it */ if (wc->wc_flags & IB_WC_GRH) { - slave = mlx4_ib_find_real_gid(ibdev, port, grh->dgid.global.interface_id); - if (slave < 0) { - mlx4_ib_warn(ibdev, "failed matching grh\n"); - return -ENOENT; + if (grh->dgid.global.interface_id == + cpu_to_be64(IB_SA_WELL_KNOWN_GUID) && + grh->dgid.global.subnet_prefix == cpu_to_be64( + atomic64_read(&dev->sriov.demux[port - 1].subnet_prefix))) { + slave = 0; + } else { + slave = mlx4_ib_find_real_gid(ibdev, port, + grh->dgid.global.interface_id); + if (slave < 0) { + mlx4_ib_warn(ibdev, "failed matching grh\n"); + return -ENOENT; + } } } /* Class-specific handling */ diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c index 1b54786d13d0..6c61cf9a16a6 100644 --- a/drivers/infiniband/hw/mlx4/main.c +++ b/drivers/infiniband/hw/mlx4/main.c @@ -547,6 +547,7 @@ static int mlx4_ib_query_device(struct ib_device *ibdev, props->max_map_per_fmr = dev->dev->caps.max_fmr_maps; props->hca_core_clock = dev->dev->caps.hca_core_clock * 1000UL; props->timestamp_mask = 0xFFFFFFFFFFFFULL; + props->max_ah = INT_MAX; if (!mlx4_is_slave(dev->dev)) err = mlx4_get_internal_clock_params(dev->dev, &clock_params); @@ -697,9 +698,11 @@ static int eth_link_query_port(struct ib_device *ibdev, u8 port, if (err) goto out; - props->active_width = (((u8 *)mailbox->buf)[5] == 0x40) ? - IB_WIDTH_4X : IB_WIDTH_1X; - props->active_speed = IB_SPEED_QDR; + props->active_width = (((u8 *)mailbox->buf)[5] == 0x40) || + (((u8 *)mailbox->buf)[5] == 0x20 /*56Gb*/) ? + IB_WIDTH_4X : IB_WIDTH_1X; + props->active_speed = (((u8 *)mailbox->buf)[5] == 0x20 /*56Gb*/) ? + IB_SPEED_FDR : IB_SPEED_QDR; props->port_cap_flags = IB_PORT_CM_SUP | IB_PORT_IP_BASED_GIDS; props->gid_tbl_len = mdev->dev->caps.gid_table_len[port]; props->max_msg_sz = mdev->dev->caps.max_msg_sz; @@ -2817,14 +2820,19 @@ static void *mlx4_ib_add(struct mlx4_dev *dev) if (!ibdev->ib_uc_qpns_bitmap) goto err_steer_qp_release; - bitmap_zero(ibdev->ib_uc_qpns_bitmap, ibdev->steer_qpn_count); - - err = mlx4_FLOW_STEERING_IB_UC_QP_RANGE( - dev, ibdev->steer_qpn_base, - ibdev->steer_qpn_base + - ibdev->steer_qpn_count - 1); - if (err) - goto err_steer_free_bitmap; + if (dev->caps.flags2 & MLX4_DEV_CAP_FLAG2_DMFS_IPOIB) { + bitmap_zero(ibdev->ib_uc_qpns_bitmap, + ibdev->steer_qpn_count); + err = mlx4_FLOW_STEERING_IB_UC_QP_RANGE( + dev, ibdev->steer_qpn_base, + ibdev->steer_qpn_base + + ibdev->steer_qpn_count - 1); + if (err) + goto err_steer_free_bitmap; + } else { + bitmap_fill(ibdev->ib_uc_qpns_bitmap, + ibdev->steer_qpn_count); + } } for (j = 1; j <= ibdev->dev->caps.num_ports; j++) diff --git a/drivers/infiniband/hw/mlx4/mlx4_ib.h b/drivers/infiniband/hw/mlx4/mlx4_ib.h index 35141f451e5c..7f3d976d81ed 100644 --- a/drivers/infiniband/hw/mlx4/mlx4_ib.h +++ b/drivers/infiniband/hw/mlx4/mlx4_ib.h @@ -742,7 +742,8 @@ int mlx4_ib_arm_cq(struct ib_cq *cq, enum ib_cq_notify_flags flags); void __mlx4_ib_cq_clean(struct mlx4_ib_cq *cq, u32 qpn, struct mlx4_ib_srq *srq); void mlx4_ib_cq_clean(struct mlx4_ib_cq *cq, u32 qpn, struct mlx4_ib_srq *srq); -struct ib_ah *mlx4_ib_create_ah(struct ib_pd *pd, struct ib_ah_attr *ah_attr); +struct ib_ah *mlx4_ib_create_ah(struct ib_pd *pd, struct ib_ah_attr *ah_attr, + struct ib_udata *udata); int mlx4_ib_query_ah(struct ib_ah *ibah, struct ib_ah_attr *ah_attr); int mlx4_ib_destroy_ah(struct ib_ah *ah); diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c index 570bc866b1d6..c068add8838b 100644 --- a/drivers/infiniband/hw/mlx4/qp.c +++ b/drivers/infiniband/hw/mlx4/qp.c @@ -644,7 +644,7 @@ static int create_qp_common(struct mlx4_ib_dev *dev, struct ib_pd *pd, int qpn; int err; struct ib_qp_cap backup_cap; - struct mlx4_ib_sqp *sqp; + struct mlx4_ib_sqp *sqp = NULL; struct mlx4_ib_qp *qp; enum mlx4_ib_qp_type qp_type = (enum mlx4_ib_qp_type) init_attr->qp_type; struct mlx4_ib_cq *mcq; @@ -933,7 +933,9 @@ err_db: mlx4_db_free(dev->dev, &qp->db); err: - if (!*caller_qp) + if (sqp) + kfree(sqp); + else if (!*caller_qp) kfree(qp); return err; } @@ -1280,7 +1282,8 @@ static int _mlx4_ib_destroy_qp(struct ib_qp *qp) if (is_qp0(dev, mqp)) mlx4_CLOSE_PORT(dev->dev, mqp->port); - if (dev->qp1_proxy[mqp->port - 1] == mqp) { + if (mqp->mlx4_ib_qp_type == MLX4_IB_QPT_PROXY_GSI && + dev->qp1_proxy[mqp->port - 1] == mqp) { mutex_lock(&dev->qp1_proxy_lock[mqp->port - 1]); dev->qp1_proxy[mqp->port - 1] = NULL; mutex_unlock(&dev->qp1_proxy_lock[mqp->port - 1]); @@ -1764,14 +1767,14 @@ static int __mlx4_ib_modify_qp(struct ib_qp *ibqp, u8 port_num = mlx4_is_bonded(to_mdev(ibqp->device)->dev) ? 1 : attr_mask & IB_QP_PORT ? attr->port_num : qp->port; union ib_gid gid; - struct ib_gid_attr gid_attr; + struct ib_gid_attr gid_attr = {.gid_type = IB_GID_TYPE_IB}; u16 vlan = 0xffff; u8 smac[ETH_ALEN]; int status = 0; int is_eth = rdma_cap_eth_ah(&dev->ib_dev, port_num) && attr->ah_attr.ah_flags & IB_AH_GRH; - if (is_eth) { + if (is_eth && attr->ah_attr.ah_flags & IB_AH_GRH) { int index = attr->ah_attr.grh.sgid_index; status = ib_get_cached_gid(ibqp->device, port_num, diff --git a/drivers/infiniband/hw/mlx5/ah.c b/drivers/infiniband/hw/mlx5/ah.c index 745efa4cfc71..d090e96f6f01 100644 --- a/drivers/infiniband/hw/mlx5/ah.c +++ b/drivers/infiniband/hw/mlx5/ah.c @@ -64,7 +64,9 @@ static struct ib_ah *create_ib_ah(struct mlx5_ib_dev *dev, return &ah->ibah; } -struct ib_ah *mlx5_ib_create_ah(struct ib_pd *pd, struct ib_ah_attr *ah_attr) +struct ib_ah *mlx5_ib_create_ah(struct ib_pd *pd, struct ib_ah_attr *ah_attr, + struct ib_udata *udata) + { struct mlx5_ib_ah *ah; struct mlx5_ib_dev *dev = to_mdev(pd->device); @@ -75,6 +77,27 @@ struct ib_ah *mlx5_ib_create_ah(struct ib_pd *pd, struct ib_ah_attr *ah_attr) if (ll == IB_LINK_LAYER_ETHERNET && !(ah_attr->ah_flags & IB_AH_GRH)) return ERR_PTR(-EINVAL); + if (ll == IB_LINK_LAYER_ETHERNET && udata) { + int err; + struct mlx5_ib_create_ah_resp resp = {}; + u32 min_resp_len = offsetof(typeof(resp), dmac) + + sizeof(resp.dmac); + + if (udata->outlen < min_resp_len) + return ERR_PTR(-EINVAL); + + resp.response_length = min_resp_len; + + err = ib_resolve_eth_dmac(pd->device, ah_attr); + if (err) + return ERR_PTR(err); + + memcpy(resp.dmac, ah_attr->dmac, ETH_ALEN); + err = ib_copy_to_udata(udata, &resp, resp.response_length); + if (err) + return ERR_PTR(err); + } + ah = kzalloc(sizeof(*ah), GFP_ATOMIC); if (!ah) return ERR_PTR(-ENOMEM); diff --git a/drivers/infiniband/hw/mlx5/cq.c b/drivers/infiniband/hw/mlx5/cq.c index 79d017baf6f4..d72a4367c891 100644 --- a/drivers/infiniband/hw/mlx5/cq.c +++ b/drivers/infiniband/hw/mlx5/cq.c @@ -731,7 +731,7 @@ static int create_cq_user(struct mlx5_ib_dev *dev, struct ib_udata *udata, int entries, u32 **cqb, int *cqe_size, int *index, int *inlen) { - struct mlx5_ib_create_cq ucmd; + struct mlx5_ib_create_cq ucmd = {}; size_t ucmdlen; int page_shift; __be64 *pas; @@ -770,7 +770,7 @@ static int create_cq_user(struct mlx5_ib_dev *dev, struct ib_udata *udata, if (err) goto err_umem; - mlx5_ib_cont_pages(cq->buf.umem, ucmd.buf_addr, &npages, &page_shift, + mlx5_ib_cont_pages(cq->buf.umem, ucmd.buf_addr, 0, &npages, &page_shift, &ncont, NULL); mlx5_ib_dbg(dev, "addr 0x%llx, size %u, npages %d, page_shift %d, ncont %d\n", ucmd.buf_addr, entries * ucmd.cqe_size, npages, page_shift, ncont); @@ -792,8 +792,36 @@ static int create_cq_user(struct mlx5_ib_dev *dev, struct ib_udata *udata, *index = to_mucontext(context)->uuari.uars[0].index; + if (ucmd.cqe_comp_en == 1) { + if (unlikely((*cqe_size != 64) || + !MLX5_CAP_GEN(dev->mdev, cqe_compression))) { + err = -EOPNOTSUPP; + mlx5_ib_warn(dev, "CQE compression is not supported for size %d!\n", + *cqe_size); + goto err_cqb; + } + + if (unlikely(!ucmd.cqe_comp_res_format || + !(ucmd.cqe_comp_res_format < + MLX5_IB_CQE_RES_RESERVED) || + (ucmd.cqe_comp_res_format & + (ucmd.cqe_comp_res_format - 1)))) { + err = -EOPNOTSUPP; + mlx5_ib_warn(dev, "CQE compression res format %d is not supported!\n", + ucmd.cqe_comp_res_format); + goto err_cqb; + } + + MLX5_SET(cqc, cqc, cqe_comp_en, 1); + MLX5_SET(cqc, cqc, mini_cqe_res_format, + ilog2(ucmd.cqe_comp_res_format)); + } + return 0; +err_cqb: + kfree(cqb); + err_db: mlx5_ib_db_unmap_user(to_mucontext(context), &cq->db); @@ -1125,7 +1153,7 @@ static int resize_user(struct mlx5_ib_dev *dev, struct mlx5_ib_cq *cq, return err; } - mlx5_ib_cont_pages(umem, ucmd.buf_addr, &npages, page_shift, + mlx5_ib_cont_pages(umem, ucmd.buf_addr, 0, &npages, page_shift, npas, NULL); cq->resize_umem = umem; diff --git a/drivers/infiniband/hw/mlx5/main.c b/drivers/infiniband/hw/mlx5/main.c index 8e0dbd51944e..b81736d625fc 100644 --- a/drivers/infiniband/hw/mlx5/main.c +++ b/drivers/infiniband/hw/mlx5/main.c @@ -127,7 +127,7 @@ static int mlx5_netdev_event(struct notifier_block *this, if ((upper == ndev || (!upper && ndev == ibdev->roce.netdev)) && ibdev->ib_active) { - struct ib_event ibev = {0}; + struct ib_event ibev = { }; ibev.device = &ibdev->ib_dev; ibev.event = (event == NETDEV_UP) ? @@ -496,6 +496,7 @@ static int mlx5_ib_query_device(struct ib_device *ibdev, struct mlx5_ib_dev *dev = to_mdev(ibdev); struct mlx5_core_dev *mdev = dev->mdev; int err = -ENOMEM; + int max_sq_desc; int max_rq_sg; int max_sq_sg; u64 min_page_size = 1ull << MLX5_CAP_GEN(mdev, log_pg_sz); @@ -618,9 +619,10 @@ static int mlx5_ib_query_device(struct ib_device *ibdev, props->max_qp_wr = 1 << MLX5_CAP_GEN(mdev, log_max_qp_sz); max_rq_sg = MLX5_CAP_GEN(mdev, max_wqe_sz_rq) / sizeof(struct mlx5_wqe_data_seg); - max_sq_sg = (MLX5_CAP_GEN(mdev, max_wqe_sz_sq) - - sizeof(struct mlx5_wqe_ctrl_seg)) / - sizeof(struct mlx5_wqe_data_seg); + max_sq_desc = min_t(int, MLX5_CAP_GEN(mdev, max_wqe_sz_sq), 512); + max_sq_sg = (max_sq_desc - sizeof(struct mlx5_wqe_ctrl_seg) - + sizeof(struct mlx5_wqe_raddr_seg)) / + sizeof(struct mlx5_wqe_data_seg); props->max_sge = min(max_rq_sg, max_sq_sg); props->max_sge_rd = MLX5_MAX_SGE_RD; props->max_cq = 1 << MLX5_CAP_GEN(mdev, log_max_cq); @@ -643,6 +645,7 @@ static int mlx5_ib_query_device(struct ib_device *ibdev, props->max_total_mcast_qp_attach = props->max_mcast_qp_attach * props->max_mcast_grp; props->max_map_per_fmr = INT_MAX; /* no limit in ConnectIB */ + props->max_ah = INT_MAX; props->hca_core_clock = MLX5_CAP_GEN(mdev, device_frequency_khz); props->timestamp_mask = 0x7FFFFFFFFFFFFFFFULL; @@ -669,6 +672,40 @@ static int mlx5_ib_query_device(struct ib_device *ibdev, 1 << MLX5_CAP_GEN(dev->mdev, log_max_rq); } + if (field_avail(typeof(resp), mlx5_ib_support_multi_pkt_send_wqes, + uhw->outlen)) { + resp.mlx5_ib_support_multi_pkt_send_wqes = + MLX5_CAP_ETH(mdev, multi_pkt_send_wqe); + resp.response_length += + sizeof(resp.mlx5_ib_support_multi_pkt_send_wqes); + } + + if (field_avail(typeof(resp), reserved, uhw->outlen)) + resp.response_length += sizeof(resp.reserved); + + if (field_avail(typeof(resp), cqe_comp_caps, uhw->outlen)) { + resp.cqe_comp_caps.max_num = + MLX5_CAP_GEN(dev->mdev, cqe_compression) ? + MLX5_CAP_GEN(dev->mdev, cqe_compression_max_num) : 0; + resp.cqe_comp_caps.supported_format = + MLX5_IB_CQE_RES_FORMAT_HASH | + MLX5_IB_CQE_RES_FORMAT_CSUM; + resp.response_length += sizeof(resp.cqe_comp_caps); + } + + if (field_avail(typeof(resp), packet_pacing_caps, uhw->outlen)) { + if (MLX5_CAP_QOS(mdev, packet_pacing) && + MLX5_CAP_GEN(mdev, qos)) { + resp.packet_pacing_caps.qp_rate_limit_max = + MLX5_CAP_QOS(mdev, packet_pacing_max_rate); + resp.packet_pacing_caps.qp_rate_limit_min = + MLX5_CAP_QOS(mdev, packet_pacing_min_rate); + resp.packet_pacing_caps.supported_qpts |= + 1 << IB_QPT_RAW_PACKET; + } + resp.response_length += sizeof(resp.packet_pacing_caps); + } + if (uhw->outlen) { err = ib_copy_to_udata(uhw, &resp, resp.response_length); @@ -1093,7 +1130,8 @@ static struct ib_ucontext *mlx5_ib_alloc_ucontext(struct ib_device *ibdev, resp.response_length += sizeof(resp.cqe_version); if (field_avail(typeof(resp), cmds_supp_uhw, udata->outlen)) { - resp.cmds_supp_uhw |= MLX5_USER_CMDS_SUPP_UHW_QUERY_DEVICE; + resp.cmds_supp_uhw |= MLX5_USER_CMDS_SUPP_UHW_QUERY_DEVICE | + MLX5_USER_CMDS_SUPP_UHW_CREATE_AH; resp.response_length += sizeof(resp.cmds_supp_uhw); } @@ -1502,6 +1540,22 @@ static void set_proto(void *outer_c, void *outer_v, u8 mask, u8 val) MLX5_SET(fte_match_set_lyr_2_4, outer_v, ip_protocol, val); } +static void set_flow_label(void *misc_c, void *misc_v, u8 mask, u8 val, + bool inner) +{ + if (inner) { + MLX5_SET(fte_match_set_misc, + misc_c, inner_ipv6_flow_label, mask); + MLX5_SET(fte_match_set_misc, + misc_v, inner_ipv6_flow_label, val); + } else { + MLX5_SET(fte_match_set_misc, + misc_c, outer_ipv6_flow_label, mask); + MLX5_SET(fte_match_set_misc, + misc_v, outer_ipv6_flow_label, val); + } +} + static void set_tos(void *outer_c, void *outer_v, u8 mask, u8 val) { MLX5_SET(fte_match_set_lyr_2_4, outer_c, ip_ecn, mask); @@ -1515,6 +1569,7 @@ static void set_tos(void *outer_c, void *outer_v, u8 mask, u8 val) #define LAST_IPV4_FIELD tos #define LAST_IPV6_FIELD traffic_class #define LAST_TCP_UDP_FIELD src_port +#define LAST_TUNNEL_FIELD tunnel_id /* Field is the last supported field */ #define FIELDS_NOT_SUPPORTED(filter, field)\ @@ -1527,155 +1582,164 @@ static void set_tos(void *outer_c, void *outer_v, u8 mask, u8 val) static int parse_flow_attr(u32 *match_c, u32 *match_v, const union ib_flow_spec *ib_spec) { - void *outer_headers_c = MLX5_ADDR_OF(fte_match_param, match_c, - outer_headers); - void *outer_headers_v = MLX5_ADDR_OF(fte_match_param, match_v, - outer_headers); void *misc_params_c = MLX5_ADDR_OF(fte_match_param, match_c, misc_parameters); void *misc_params_v = MLX5_ADDR_OF(fte_match_param, match_v, misc_parameters); + void *headers_c; + void *headers_v; + + if (ib_spec->type & IB_FLOW_SPEC_INNER) { + headers_c = MLX5_ADDR_OF(fte_match_param, match_c, + inner_headers); + headers_v = MLX5_ADDR_OF(fte_match_param, match_v, + inner_headers); + } else { + headers_c = MLX5_ADDR_OF(fte_match_param, match_c, + outer_headers); + headers_v = MLX5_ADDR_OF(fte_match_param, match_v, + outer_headers); + } - switch (ib_spec->type) { + switch (ib_spec->type & ~IB_FLOW_SPEC_INNER) { case IB_FLOW_SPEC_ETH: if (FIELDS_NOT_SUPPORTED(ib_spec->eth.mask, LAST_ETH_FIELD)) return -ENOTSUPP; - ether_addr_copy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, outer_headers_c, + ether_addr_copy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_c, dmac_47_16), ib_spec->eth.mask.dst_mac); - ether_addr_copy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, outer_headers_v, + ether_addr_copy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_v, dmac_47_16), ib_spec->eth.val.dst_mac); - ether_addr_copy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, outer_headers_c, + ether_addr_copy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_c, smac_47_16), ib_spec->eth.mask.src_mac); - ether_addr_copy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, outer_headers_v, + ether_addr_copy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_v, smac_47_16), ib_spec->eth.val.src_mac); if (ib_spec->eth.mask.vlan_tag) { - MLX5_SET(fte_match_set_lyr_2_4, outer_headers_c, + MLX5_SET(fte_match_set_lyr_2_4, headers_c, vlan_tag, 1); - MLX5_SET(fte_match_set_lyr_2_4, outer_headers_v, + MLX5_SET(fte_match_set_lyr_2_4, headers_v, vlan_tag, 1); - MLX5_SET(fte_match_set_lyr_2_4, outer_headers_c, + MLX5_SET(fte_match_set_lyr_2_4, headers_c, first_vid, ntohs(ib_spec->eth.mask.vlan_tag)); - MLX5_SET(fte_match_set_lyr_2_4, outer_headers_v, + MLX5_SET(fte_match_set_lyr_2_4, headers_v, first_vid, ntohs(ib_spec->eth.val.vlan_tag)); - MLX5_SET(fte_match_set_lyr_2_4, outer_headers_c, + MLX5_SET(fte_match_set_lyr_2_4, headers_c, first_cfi, ntohs(ib_spec->eth.mask.vlan_tag) >> 12); - MLX5_SET(fte_match_set_lyr_2_4, outer_headers_v, + MLX5_SET(fte_match_set_lyr_2_4, headers_v, first_cfi, ntohs(ib_spec->eth.val.vlan_tag) >> 12); - MLX5_SET(fte_match_set_lyr_2_4, outer_headers_c, + MLX5_SET(fte_match_set_lyr_2_4, headers_c, first_prio, ntohs(ib_spec->eth.mask.vlan_tag) >> 13); - MLX5_SET(fte_match_set_lyr_2_4, outer_headers_v, + MLX5_SET(fte_match_set_lyr_2_4, headers_v, first_prio, ntohs(ib_spec->eth.val.vlan_tag) >> 13); } - MLX5_SET(fte_match_set_lyr_2_4, outer_headers_c, + MLX5_SET(fte_match_set_lyr_2_4, headers_c, ethertype, ntohs(ib_spec->eth.mask.ether_type)); - MLX5_SET(fte_match_set_lyr_2_4, outer_headers_v, + MLX5_SET(fte_match_set_lyr_2_4, headers_v, ethertype, ntohs(ib_spec->eth.val.ether_type)); break; case IB_FLOW_SPEC_IPV4: if (FIELDS_NOT_SUPPORTED(ib_spec->ipv4.mask, LAST_IPV4_FIELD)) return -ENOTSUPP; - MLX5_SET(fte_match_set_lyr_2_4, outer_headers_c, + MLX5_SET(fte_match_set_lyr_2_4, headers_c, ethertype, 0xffff); - MLX5_SET(fte_match_set_lyr_2_4, outer_headers_v, + MLX5_SET(fte_match_set_lyr_2_4, headers_v, ethertype, ETH_P_IP); - memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, outer_headers_c, + memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_c, src_ipv4_src_ipv6.ipv4_layout.ipv4), &ib_spec->ipv4.mask.src_ip, sizeof(ib_spec->ipv4.mask.src_ip)); - memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, outer_headers_v, + memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_v, src_ipv4_src_ipv6.ipv4_layout.ipv4), &ib_spec->ipv4.val.src_ip, sizeof(ib_spec->ipv4.val.src_ip)); - memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, outer_headers_c, + memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_c, dst_ipv4_dst_ipv6.ipv4_layout.ipv4), &ib_spec->ipv4.mask.dst_ip, sizeof(ib_spec->ipv4.mask.dst_ip)); - memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, outer_headers_v, + memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_v, dst_ipv4_dst_ipv6.ipv4_layout.ipv4), &ib_spec->ipv4.val.dst_ip, sizeof(ib_spec->ipv4.val.dst_ip)); - set_tos(outer_headers_c, outer_headers_v, + set_tos(headers_c, headers_v, ib_spec->ipv4.mask.tos, ib_spec->ipv4.val.tos); - set_proto(outer_headers_c, outer_headers_v, + set_proto(headers_c, headers_v, ib_spec->ipv4.mask.proto, ib_spec->ipv4.val.proto); break; case IB_FLOW_SPEC_IPV6: if (FIELDS_NOT_SUPPORTED(ib_spec->ipv6.mask, LAST_IPV6_FIELD)) return -ENOTSUPP; - MLX5_SET(fte_match_set_lyr_2_4, outer_headers_c, + MLX5_SET(fte_match_set_lyr_2_4, headers_c, ethertype, 0xffff); - MLX5_SET(fte_match_set_lyr_2_4, outer_headers_v, + MLX5_SET(fte_match_set_lyr_2_4, headers_v, ethertype, ETH_P_IPV6); - memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, outer_headers_c, + memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_c, src_ipv4_src_ipv6.ipv6_layout.ipv6), &ib_spec->ipv6.mask.src_ip, sizeof(ib_spec->ipv6.mask.src_ip)); - memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, outer_headers_v, + memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_v, src_ipv4_src_ipv6.ipv6_layout.ipv6), &ib_spec->ipv6.val.src_ip, sizeof(ib_spec->ipv6.val.src_ip)); - memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, outer_headers_c, + memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_c, dst_ipv4_dst_ipv6.ipv6_layout.ipv6), &ib_spec->ipv6.mask.dst_ip, sizeof(ib_spec->ipv6.mask.dst_ip)); - memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, outer_headers_v, + memcpy(MLX5_ADDR_OF(fte_match_set_lyr_2_4, headers_v, dst_ipv4_dst_ipv6.ipv6_layout.ipv6), &ib_spec->ipv6.val.dst_ip, sizeof(ib_spec->ipv6.val.dst_ip)); - set_tos(outer_headers_c, outer_headers_v, + set_tos(headers_c, headers_v, ib_spec->ipv6.mask.traffic_class, ib_spec->ipv6.val.traffic_class); - set_proto(outer_headers_c, outer_headers_v, + set_proto(headers_c, headers_v, ib_spec->ipv6.mask.next_hdr, ib_spec->ipv6.val.next_hdr); - MLX5_SET(fte_match_set_misc, misc_params_c, - outer_ipv6_flow_label, - ntohl(ib_spec->ipv6.mask.flow_label)); - MLX5_SET(fte_match_set_misc, misc_params_v, - outer_ipv6_flow_label, - ntohl(ib_spec->ipv6.val.flow_label)); + set_flow_label(misc_params_c, misc_params_v, + ntohl(ib_spec->ipv6.mask.flow_label), + ntohl(ib_spec->ipv6.val.flow_label), + ib_spec->type & IB_FLOW_SPEC_INNER); + break; case IB_FLOW_SPEC_TCP: if (FIELDS_NOT_SUPPORTED(ib_spec->tcp_udp.mask, LAST_TCP_UDP_FIELD)) return -ENOTSUPP; - MLX5_SET(fte_match_set_lyr_2_4, outer_headers_c, ip_protocol, + MLX5_SET(fte_match_set_lyr_2_4, headers_c, ip_protocol, 0xff); - MLX5_SET(fte_match_set_lyr_2_4, outer_headers_v, ip_protocol, + MLX5_SET(fte_match_set_lyr_2_4, headers_v, ip_protocol, IPPROTO_TCP); - MLX5_SET(fte_match_set_lyr_2_4, outer_headers_c, tcp_sport, + MLX5_SET(fte_match_set_lyr_2_4, headers_c, tcp_sport, ntohs(ib_spec->tcp_udp.mask.src_port)); - MLX5_SET(fte_match_set_lyr_2_4, outer_headers_v, tcp_sport, + MLX5_SET(fte_match_set_lyr_2_4, headers_v, tcp_sport, ntohs(ib_spec->tcp_udp.val.src_port)); - MLX5_SET(fte_match_set_lyr_2_4, outer_headers_c, tcp_dport, + MLX5_SET(fte_match_set_lyr_2_4, headers_c, tcp_dport, ntohs(ib_spec->tcp_udp.mask.dst_port)); - MLX5_SET(fte_match_set_lyr_2_4, outer_headers_v, tcp_dport, + MLX5_SET(fte_match_set_lyr_2_4, headers_v, tcp_dport, ntohs(ib_spec->tcp_udp.val.dst_port)); break; case IB_FLOW_SPEC_UDP: @@ -1683,21 +1747,31 @@ static int parse_flow_attr(u32 *match_c, u32 *match_v, LAST_TCP_UDP_FIELD)) return -ENOTSUPP; - MLX5_SET(fte_match_set_lyr_2_4, outer_headers_c, ip_protocol, + MLX5_SET(fte_match_set_lyr_2_4, headers_c, ip_protocol, 0xff); - MLX5_SET(fte_match_set_lyr_2_4, outer_headers_v, ip_protocol, + MLX5_SET(fte_match_set_lyr_2_4, headers_v, ip_protocol, IPPROTO_UDP); - MLX5_SET(fte_match_set_lyr_2_4, outer_headers_c, udp_sport, + MLX5_SET(fte_match_set_lyr_2_4, headers_c, udp_sport, ntohs(ib_spec->tcp_udp.mask.src_port)); - MLX5_SET(fte_match_set_lyr_2_4, outer_headers_v, udp_sport, + MLX5_SET(fte_match_set_lyr_2_4, headers_v, udp_sport, ntohs(ib_spec->tcp_udp.val.src_port)); - MLX5_SET(fte_match_set_lyr_2_4, outer_headers_c, udp_dport, + MLX5_SET(fte_match_set_lyr_2_4, headers_c, udp_dport, ntohs(ib_spec->tcp_udp.mask.dst_port)); - MLX5_SET(fte_match_set_lyr_2_4, outer_headers_v, udp_dport, + MLX5_SET(fte_match_set_lyr_2_4, headers_v, udp_dport, ntohs(ib_spec->tcp_udp.val.dst_port)); break; + case IB_FLOW_SPEC_VXLAN_TUNNEL: + if (FIELDS_NOT_SUPPORTED(ib_spec->tunnel.mask, + LAST_TUNNEL_FIELD)) + return -ENOTSUPP; + + MLX5_SET(fte_match_set_misc, misc_params_c, vxlan_vni, + ntohl(ib_spec->tunnel.mask.tunnel_id)); + MLX5_SET(fte_match_set_misc, misc_params_v, vxlan_vni, + ntohl(ib_spec->tunnel.val.tunnel_id)); + break; default: return -EINVAL; } @@ -2718,6 +2792,8 @@ static int mlx5_port_immutable(struct ib_device *ibdev, u8 port_num, struct ib_port_immutable *immutable) { struct ib_port_attr attr; + struct mlx5_ib_dev *dev = to_mdev(ibdev); + enum rdma_link_layer ll = mlx5_ib_port_link_layer(ibdev, port_num); int err; err = mlx5_ib_query_port(ibdev, port_num, &attr); @@ -2727,7 +2803,8 @@ static int mlx5_port_immutable(struct ib_device *ibdev, u8 port_num, immutable->pkey_tbl_len = attr.pkey_tbl_len; immutable->gid_tbl_len = attr.gid_tbl_len; immutable->core_cap_flags = get_core_cap_flags(ibdev); - immutable->max_mad_size = IB_MGMT_MAD_SIZE; + if ((ll == IB_LINK_LAYER_INFINIBAND) || MLX5_CAP_GEN(dev->mdev, roce)) + immutable->max_mad_size = IB_MGMT_MAD_SIZE; return 0; } @@ -2741,7 +2818,7 @@ static void get_dev_fw_str(struct ib_device *ibdev, char *str, fw_rev_min(dev->mdev), fw_rev_sub(dev->mdev)); } -static int mlx5_roce_lag_init(struct mlx5_ib_dev *dev) +static int mlx5_eth_lag_init(struct mlx5_ib_dev *dev) { struct mlx5_core_dev *mdev = dev->mdev; struct mlx5_flow_namespace *ns = mlx5_get_flow_namespace(mdev, @@ -2770,7 +2847,7 @@ err_destroy_vport_lag: return err; } -static void mlx5_roce_lag_cleanup(struct mlx5_ib_dev *dev) +static void mlx5_eth_lag_cleanup(struct mlx5_ib_dev *dev) { struct mlx5_core_dev *mdev = dev->mdev; @@ -2782,7 +2859,21 @@ static void mlx5_roce_lag_cleanup(struct mlx5_ib_dev *dev) } } -static void mlx5_remove_roce_notifier(struct mlx5_ib_dev *dev) +static int mlx5_add_netdev_notifier(struct mlx5_ib_dev *dev) +{ + int err; + + dev->roce.nb.notifier_call = mlx5_netdev_event; + err = register_netdevice_notifier(&dev->roce.nb); + if (err) { + dev->roce.nb.notifier_call = NULL; + return err; + } + + return 0; +} + +static void mlx5_remove_netdev_notifier(struct mlx5_ib_dev *dev) { if (dev->roce.nb.notifier_call) { unregister_netdevice_notifier(&dev->roce.nb); @@ -2790,39 +2881,40 @@ static void mlx5_remove_roce_notifier(struct mlx5_ib_dev *dev) } } -static int mlx5_enable_roce(struct mlx5_ib_dev *dev) +static int mlx5_enable_eth(struct mlx5_ib_dev *dev) { int err; - dev->roce.nb.notifier_call = mlx5_netdev_event; - err = register_netdevice_notifier(&dev->roce.nb); - if (err) { - dev->roce.nb.notifier_call = NULL; + err = mlx5_add_netdev_notifier(dev); + if (err) return err; - } - err = mlx5_nic_vport_enable_roce(dev->mdev); - if (err) - goto err_unregister_netdevice_notifier; + if (MLX5_CAP_GEN(dev->mdev, roce)) { + err = mlx5_nic_vport_enable_roce(dev->mdev); + if (err) + goto err_unregister_netdevice_notifier; + } - err = mlx5_roce_lag_init(dev); + err = mlx5_eth_lag_init(dev); if (err) goto err_disable_roce; return 0; err_disable_roce: - mlx5_nic_vport_disable_roce(dev->mdev); + if (MLX5_CAP_GEN(dev->mdev, roce)) + mlx5_nic_vport_disable_roce(dev->mdev); err_unregister_netdevice_notifier: - mlx5_remove_roce_notifier(dev); + mlx5_remove_netdev_notifier(dev); return err; } -static void mlx5_disable_roce(struct mlx5_ib_dev *dev) +static void mlx5_disable_eth(struct mlx5_ib_dev *dev) { - mlx5_roce_lag_cleanup(dev); - mlx5_nic_vport_disable_roce(dev->mdev); + mlx5_eth_lag_cleanup(dev); + if (MLX5_CAP_GEN(dev->mdev, roce)) + mlx5_nic_vport_disable_roce(dev->mdev); } static void mlx5_ib_dealloc_q_counters(struct mlx5_ib_dev *dev) @@ -2944,9 +3036,6 @@ static void *mlx5_ib_add(struct mlx5_core_dev *mdev) port_type_cap = MLX5_CAP_GEN(mdev, port_type); ll = mlx5_port_type_cap_to_rdma_ll(port_type_cap); - if ((ll == IB_LINK_LAYER_ETHERNET) && !MLX5_CAP_GEN(mdev, roce)) - return NULL; - printk_once(KERN_INFO "%s", mlx5_version); dev = (struct mlx5_ib_dev *)ib_alloc_device(sizeof(*dev)); @@ -2992,6 +3081,8 @@ static void *mlx5_ib_add(struct mlx5_core_dev *mdev) (1ull << IB_USER_VERBS_CMD_QUERY_PORT) | (1ull << IB_USER_VERBS_CMD_ALLOC_PD) | (1ull << IB_USER_VERBS_CMD_DEALLOC_PD) | + (1ull << IB_USER_VERBS_CMD_CREATE_AH) | + (1ull << IB_USER_VERBS_CMD_DESTROY_AH) | (1ull << IB_USER_VERBS_CMD_REG_MR) | (1ull << IB_USER_VERBS_CMD_REREG_MR) | (1ull << IB_USER_VERBS_CMD_DEREG_MR) | @@ -3014,7 +3105,8 @@ static void *mlx5_ib_add(struct mlx5_core_dev *mdev) dev->ib_dev.uverbs_ex_cmd_mask = (1ull << IB_USER_VERBS_EX_CMD_QUERY_DEVICE) | (1ull << IB_USER_VERBS_EX_CMD_CREATE_CQ) | - (1ull << IB_USER_VERBS_EX_CMD_CREATE_QP); + (1ull << IB_USER_VERBS_EX_CMD_CREATE_QP) | + (1ull << IB_USER_VERBS_EX_CMD_MODIFY_QP); dev->ib_dev.query_device = mlx5_ib_query_device; dev->ib_dev.query_port = mlx5_ib_query_port; @@ -3125,14 +3217,14 @@ static void *mlx5_ib_add(struct mlx5_core_dev *mdev) spin_lock_init(&dev->reset_flow_resource_lock); if (ll == IB_LINK_LAYER_ETHERNET) { - err = mlx5_enable_roce(dev); + err = mlx5_enable_eth(dev); if (err) goto err_dealloc; } err = create_dev_resources(&dev->devr); if (err) - goto err_disable_roce; + goto err_disable_eth; err = mlx5_ib_odp_init_one(dev); if (err) @@ -3176,10 +3268,10 @@ err_odp: err_rsrc: destroy_dev_resources(&dev->devr); -err_disable_roce: +err_disable_eth: if (ll == IB_LINK_LAYER_ETHERNET) { - mlx5_disable_roce(dev); - mlx5_remove_roce_notifier(dev); + mlx5_disable_eth(dev); + mlx5_remove_netdev_notifier(dev); } err_free_port: @@ -3196,14 +3288,14 @@ static void mlx5_ib_remove(struct mlx5_core_dev *mdev, void *context) struct mlx5_ib_dev *dev = context; enum rdma_link_layer ll = mlx5_ib_port_link_layer(&dev->ib_dev, 1); - mlx5_remove_roce_notifier(dev); + mlx5_remove_netdev_notifier(dev); ib_unregister_device(&dev->ib_dev); mlx5_ib_dealloc_q_counters(dev); destroy_umrc_res(dev); mlx5_ib_odp_remove_one(dev); destroy_dev_resources(&dev->devr); if (ll == IB_LINK_LAYER_ETHERNET) - mlx5_disable_roce(dev); + mlx5_disable_eth(dev); kfree(dev->port); ib_dealloc_device(&dev->ib_dev); } diff --git a/drivers/infiniband/hw/mlx5/mem.c b/drivers/infiniband/hw/mlx5/mem.c index 996b54e366b0..6851357c16f4 100644 --- a/drivers/infiniband/hw/mlx5/mem.c +++ b/drivers/infiniband/hw/mlx5/mem.c @@ -37,12 +37,15 @@ /* @umem: umem object to scan * @addr: ib virtual address requested by the user + * @max_page_shift: high limit for page_shift - 0 means no limit * @count: number of PAGE_SIZE pages covered by umem * @shift: page shift for the compound pages found in the region * @ncont: number of compund pages * @order: log2 of the number of compound pages */ -void mlx5_ib_cont_pages(struct ib_umem *umem, u64 addr, int *count, int *shift, +void mlx5_ib_cont_pages(struct ib_umem *umem, u64 addr, + unsigned long max_page_shift, + int *count, int *shift, int *ncont, int *order) { unsigned long tmp; @@ -72,6 +75,8 @@ void mlx5_ib_cont_pages(struct ib_umem *umem, u64 addr, int *count, int *shift, addr = addr >> page_shift; tmp = (unsigned long)addr; m = find_first_bit(&tmp, BITS_PER_LONG); + if (max_page_shift) + m = min_t(unsigned long, max_page_shift - page_shift, m); skip = 1 << m; mask = skip - 1; i = 0; diff --git a/drivers/infiniband/hw/mlx5/mlx5_ib.h b/drivers/infiniband/hw/mlx5/mlx5_ib.h index d5d007740159..ab8961cc8bca 100644 --- a/drivers/infiniband/hw/mlx5/mlx5_ib.h +++ b/drivers/infiniband/hw/mlx5/mlx5_ib.h @@ -63,6 +63,8 @@ pr_warn("%s:%s:%d:(pid %d): " format, (dev)->ib_dev.name, __func__, \ #define MLX5_IB_DEFAULT_UIDX 0xffffff #define MLX5_USER_ASSIGNED_UIDX_MASK __mlx5_mask(qpc, user_index) +#define MLX5_MKEY_PAGE_SHIFT_MASK __mlx5_mask(mkc, log_page_size) + enum { MLX5_IB_MMAP_CMD_SHIFT = 8, MLX5_IB_MMAP_CMD_MASK = 0xff, @@ -387,6 +389,7 @@ struct mlx5_ib_qp { struct list_head qps_list; struct list_head cq_recv_list; struct list_head cq_send_list; + u32 rate_limit; }; struct mlx5_ib_cq_buf { @@ -418,7 +421,7 @@ struct mlx5_umr_wr { struct ib_pd *pd; unsigned int page_shift; unsigned int npages; - u32 length; + u64 length; int access_flags; u32 mkey; }; @@ -737,7 +740,8 @@ void mlx5_ib_free_srq_wqe(struct mlx5_ib_srq *srq, int wqe_index); int mlx5_MAD_IFC(struct mlx5_ib_dev *dev, int ignore_mkey, int ignore_bkey, u8 port, const struct ib_wc *in_wc, const struct ib_grh *in_grh, const void *in_mad, void *response_mad); -struct ib_ah *mlx5_ib_create_ah(struct ib_pd *pd, struct ib_ah_attr *ah_attr); +struct ib_ah *mlx5_ib_create_ah(struct ib_pd *pd, struct ib_ah_attr *ah_attr, + struct ib_udata *udata); int mlx5_ib_query_ah(struct ib_ah *ibah, struct ib_ah_attr *ah_attr); int mlx5_ib_destroy_ah(struct ib_ah *ah); struct ib_srq *mlx5_ib_create_srq(struct ib_pd *pd, @@ -823,7 +827,9 @@ int mlx5_ib_query_port(struct ib_device *ibdev, u8 port, struct ib_port_attr *props); int mlx5_ib_init_fmr(struct mlx5_ib_dev *dev); void mlx5_ib_cleanup_fmr(struct mlx5_ib_dev *dev); -void mlx5_ib_cont_pages(struct ib_umem *umem, u64 addr, int *count, int *shift, +void mlx5_ib_cont_pages(struct ib_umem *umem, u64 addr, + unsigned long max_page_shift, + int *count, int *shift, int *ncont, int *order); void __mlx5_ib_populate_pas(struct mlx5_ib_dev *dev, struct ib_umem *umem, int page_shift, size_t offset, size_t num_pages, diff --git a/drivers/infiniband/hw/mlx5/mr.c b/drivers/infiniband/hw/mlx5/mr.c index d4ad672b905b..67985c69f9b9 100644 --- a/drivers/infiniband/hw/mlx5/mr.c +++ b/drivers/infiniband/hw/mlx5/mr.c @@ -627,7 +627,8 @@ int mlx5_mr_cache_init(struct mlx5_ib_dev *dev) ent->order = i + 2; ent->dev = dev; - if (dev->mdev->profile->mask & MLX5_PROF_MASK_MR_CACHE) + if ((dev->mdev->profile->mask & MLX5_PROF_MASK_MR_CACHE) && + (mlx5_core_is_pf(dev->mdev))) limit = dev->mdev->profile->mr_cache[i].limit; else limit = 0; @@ -645,6 +646,33 @@ int mlx5_mr_cache_init(struct mlx5_ib_dev *dev) return 0; } +static void wait_for_async_commands(struct mlx5_ib_dev *dev) +{ + struct mlx5_mr_cache *cache = &dev->cache; + struct mlx5_cache_ent *ent; + int total = 0; + int i; + int j; + + for (i = 0; i < MAX_MR_CACHE_ENTRIES; i++) { + ent = &cache->ent[i]; + for (j = 0 ; j < 1000; j++) { + if (!ent->pending) + break; + msleep(50); + } + } + for (i = 0; i < MAX_MR_CACHE_ENTRIES; i++) { + ent = &cache->ent[i]; + total += ent->pending; + } + + if (total) + mlx5_ib_warn(dev, "aborted while there are %d pending mr requests\n", total); + else + mlx5_ib_warn(dev, "done with all pending requests\n"); +} + int mlx5_mr_cache_cleanup(struct mlx5_ib_dev *dev) { int i; @@ -658,6 +686,7 @@ int mlx5_mr_cache_cleanup(struct mlx5_ib_dev *dev) clean_keys(dev, i); destroy_workqueue(dev->cache.wq); + wait_for_async_commands(dev); del_timer_sync(&dev->delay_timer); return 0; @@ -815,29 +844,34 @@ static void prep_umr_unreg_wqe(struct mlx5_ib_dev *dev, umrwr->mkey = key; } -static struct ib_umem *mr_umem_get(struct ib_pd *pd, u64 start, u64 length, - int access_flags, int *npages, - int *page_shift, int *ncont, int *order) +static int mr_umem_get(struct ib_pd *pd, u64 start, u64 length, + int access_flags, struct ib_umem **umem, + int *npages, int *page_shift, int *ncont, + int *order) { struct mlx5_ib_dev *dev = to_mdev(pd->device); - struct ib_umem *umem = ib_umem_get(pd->uobject->context, start, length, - access_flags, 0); - if (IS_ERR(umem)) { + int err; + + *umem = ib_umem_get(pd->uobject->context, start, length, + access_flags, 0); + err = PTR_ERR_OR_ZERO(*umem); + if (err < 0) { mlx5_ib_err(dev, "umem get failed (%ld)\n", PTR_ERR(umem)); - return (void *)umem; + return err; } - mlx5_ib_cont_pages(umem, start, npages, page_shift, ncont, order); + mlx5_ib_cont_pages(*umem, start, MLX5_MKEY_PAGE_SHIFT_MASK, npages, + page_shift, ncont, order); if (!*npages) { mlx5_ib_warn(dev, "avoid zero region\n"); - ib_umem_release(umem); - return ERR_PTR(-EINVAL); + ib_umem_release(*umem); + return -EINVAL; } mlx5_ib_dbg(dev, "npages %d, ncont %d, order %d, page_shift %d\n", *npages, *ncont, *order, *page_shift); - return umem; + return 0; } static void mlx5_ib_umr_done(struct ib_cq *cq, struct ib_wc *wc) @@ -1163,11 +1197,11 @@ struct ib_mr *mlx5_ib_reg_user_mr(struct ib_pd *pd, u64 start, u64 length, mlx5_ib_dbg(dev, "start 0x%llx, virt_addr 0x%llx, length 0x%llx, access_flags 0x%x\n", start, virt_addr, length, access_flags); - umem = mr_umem_get(pd, start, length, access_flags, &npages, + err = mr_umem_get(pd, start, length, access_flags, &umem, &npages, &page_shift, &ncont, &order); - if (IS_ERR(umem)) - return (void *)umem; + if (err < 0) + return ERR_PTR(err); if (use_umr(order)) { mr = reg_umr(pd, umem, virt_addr, length, ncont, page_shift, @@ -1341,10 +1375,9 @@ int mlx5_ib_rereg_user_mr(struct ib_mr *ib_mr, int flags, u64 start, */ flags |= IB_MR_REREG_TRANS; ib_umem_release(mr->umem); - mr->umem = mr_umem_get(pd, addr, len, access_flags, &npages, - &page_shift, &ncont, &order); - if (IS_ERR(mr->umem)) { - err = PTR_ERR(mr->umem); + err = mr_umem_get(pd, addr, len, access_flags, &mr->umem, + &npages, &page_shift, &ncont, &order); + if (err < 0) { mr->umem = NULL; return err; } diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c index 41f4c2afbcdd..cc24f2d429b9 100644 --- a/drivers/infiniband/hw/mlx5/qp.c +++ b/drivers/infiniband/hw/mlx5/qp.c @@ -78,12 +78,14 @@ struct mlx5_wqe_eth_pad { enum raw_qp_set_mask_map { MLX5_RAW_QP_MOD_SET_RQ_Q_CTR_ID = 1UL << 0, + MLX5_RAW_QP_RATE_LIMIT = 1UL << 1, }; struct mlx5_modify_raw_qp_param { u16 operation; u32 set_mask; /* raw_qp_set_mask_map */ + u32 rate_limit; u8 rq_q_ctr_id; }; @@ -352,6 +354,29 @@ static int calc_send_wqe(struct ib_qp_init_attr *attr) return ALIGN(max_t(int, inl_size, size), MLX5_SEND_WQE_BB); } +static int get_send_sge(struct ib_qp_init_attr *attr, int wqe_size) +{ + int max_sge; + + if (attr->qp_type == IB_QPT_RC) + max_sge = (min_t(int, wqe_size, 512) - + sizeof(struct mlx5_wqe_ctrl_seg) - + sizeof(struct mlx5_wqe_raddr_seg)) / + sizeof(struct mlx5_wqe_data_seg); + else if (attr->qp_type == IB_QPT_XRC_INI) + max_sge = (min_t(int, wqe_size, 512) - + sizeof(struct mlx5_wqe_ctrl_seg) - + sizeof(struct mlx5_wqe_xrc_seg) - + sizeof(struct mlx5_wqe_raddr_seg)) / + sizeof(struct mlx5_wqe_data_seg); + else + max_sge = (wqe_size - sq_overhead(attr)) / + sizeof(struct mlx5_wqe_data_seg); + + return min_t(int, max_sge, wqe_size - sq_overhead(attr) / + sizeof(struct mlx5_wqe_data_seg)); +} + static int calc_sq_size(struct mlx5_ib_dev *dev, struct ib_qp_init_attr *attr, struct mlx5_ib_qp *qp) { @@ -382,13 +407,18 @@ static int calc_sq_size(struct mlx5_ib_dev *dev, struct ib_qp_init_attr *attr, wq_size = roundup_pow_of_two(attr->cap.max_send_wr * wqe_size); qp->sq.wqe_cnt = wq_size / MLX5_SEND_WQE_BB; if (qp->sq.wqe_cnt > (1 << MLX5_CAP_GEN(dev->mdev, log_max_qp_sz))) { - mlx5_ib_dbg(dev, "wqe count(%d) exceeds limits(%d)\n", + mlx5_ib_dbg(dev, "send queue size (%d * %d / %d -> %d) exceeds limits(%d)\n", + attr->cap.max_send_wr, wqe_size, MLX5_SEND_WQE_BB, qp->sq.wqe_cnt, 1 << MLX5_CAP_GEN(dev->mdev, log_max_qp_sz)); return -ENOMEM; } qp->sq.wqe_shift = ilog2(MLX5_SEND_WQE_BB); - qp->sq.max_gs = attr->cap.max_send_sge; + qp->sq.max_gs = get_send_sge(attr, wqe_size); + if (qp->sq.max_gs < attr->cap.max_send_sge) + return -ENOMEM; + + attr->cap.max_send_sge = qp->sq.max_gs; qp->sq.max_post = wq_size / wqe_size; attr->cap.max_send_wr = qp->sq.max_post; @@ -648,7 +678,7 @@ static int mlx5_ib_umem_get(struct mlx5_ib_dev *dev, return PTR_ERR(*umem); } - mlx5_ib_cont_pages(*umem, addr, npages, page_shift, ncont, NULL); + mlx5_ib_cont_pages(*umem, addr, 0, npages, page_shift, ncont, NULL); err = mlx5_ib_get_buf_offset(addr, *page_shift, offset); if (err) { @@ -701,7 +731,7 @@ static int create_user_rq(struct mlx5_ib_dev *dev, struct ib_pd *pd, return err; } - mlx5_ib_cont_pages(rwq->umem, ucmd->buf_addr, &npages, &page_shift, + mlx5_ib_cont_pages(rwq->umem, ucmd->buf_addr, 0, &npages, &page_shift, &ncont, NULL); err = mlx5_ib_get_buf_offset(ucmd->buf_addr, page_shift, &rwq->rq_page_offset); @@ -2443,8 +2473,14 @@ out: } static int modify_raw_packet_qp_sq(struct mlx5_core_dev *dev, - struct mlx5_ib_sq *sq, int new_state) + struct mlx5_ib_sq *sq, + int new_state, + const struct mlx5_modify_raw_qp_param *raw_qp_param) { + struct mlx5_ib_qp *ibqp = sq->base.container_mibqp; + u32 old_rate = ibqp->rate_limit; + u32 new_rate = old_rate; + u16 rl_index = 0; void *in; void *sqc; int inlen; @@ -2460,10 +2496,44 @@ static int modify_raw_packet_qp_sq(struct mlx5_core_dev *dev, sqc = MLX5_ADDR_OF(modify_sq_in, in, ctx); MLX5_SET(sqc, sqc, state, new_state); + if (raw_qp_param->set_mask & MLX5_RAW_QP_RATE_LIMIT) { + if (new_state != MLX5_SQC_STATE_RDY) + pr_warn("%s: Rate limit can only be changed when SQ is moving to RDY\n", + __func__); + else + new_rate = raw_qp_param->rate_limit; + } + + if (old_rate != new_rate) { + if (new_rate) { + err = mlx5_rl_add_rate(dev, new_rate, &rl_index); + if (err) { + pr_err("Failed configuring rate %u: %d\n", + new_rate, err); + goto out; + } + } + + MLX5_SET64(modify_sq_in, in, modify_bitmask, 1); + MLX5_SET(sqc, sqc, packet_pacing_rate_limit_index, rl_index); + } + err = mlx5_core_modify_sq(dev, sq->base.mqp.qpn, in, inlen); - if (err) + if (err) { + /* Remove new rate from table if failed */ + if (new_rate && + old_rate != new_rate) + mlx5_rl_remove_rate(dev, new_rate); goto out; + } + + /* Only remove the old rate after new rate was set */ + if ((old_rate && + (old_rate != new_rate)) || + (new_state != MLX5_SQC_STATE_RDY)) + mlx5_rl_remove_rate(dev, old_rate); + ibqp->rate_limit = new_rate; sq->state = new_state; out: @@ -2478,6 +2548,8 @@ static int modify_raw_packet_qp(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp, struct mlx5_ib_raw_packet_qp *raw_packet_qp = &qp->raw_packet_qp; struct mlx5_ib_rq *rq = &raw_packet_qp->rq; struct mlx5_ib_sq *sq = &raw_packet_qp->sq; + int modify_rq = !!qp->rq.wqe_cnt; + int modify_sq = !!qp->sq.wqe_cnt; int rq_state; int sq_state; int err; @@ -2495,10 +2567,18 @@ static int modify_raw_packet_qp(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp, rq_state = MLX5_RQC_STATE_RST; sq_state = MLX5_SQC_STATE_RST; break; - case MLX5_CMD_OP_INIT2INIT_QP: - case MLX5_CMD_OP_INIT2RTR_QP: case MLX5_CMD_OP_RTR2RTS_QP: case MLX5_CMD_OP_RTS2RTS_QP: + if (raw_qp_param->set_mask == + MLX5_RAW_QP_RATE_LIMIT) { + modify_rq = 0; + sq_state = sq->state; + } else { + return raw_qp_param->set_mask ? -EINVAL : 0; + } + break; + case MLX5_CMD_OP_INIT2INIT_QP: + case MLX5_CMD_OP_INIT2RTR_QP: if (raw_qp_param->set_mask) return -EINVAL; else @@ -2508,13 +2588,13 @@ static int modify_raw_packet_qp(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp, return -EINVAL; } - if (qp->rq.wqe_cnt) { - err = modify_raw_packet_qp_rq(dev, rq, rq_state, raw_qp_param); + if (modify_rq) { + err = modify_raw_packet_qp_rq(dev, rq, rq_state, raw_qp_param); if (err) return err; } - if (qp->sq.wqe_cnt) { + if (modify_sq) { if (tx_affinity) { err = modify_raw_packet_tx_affinity(dev->mdev, sq, tx_affinity); @@ -2522,7 +2602,7 @@ static int modify_raw_packet_qp(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp, return err; } - return modify_raw_packet_qp_sq(dev->mdev, sq, sq_state); + return modify_raw_packet_qp_sq(dev->mdev, sq, sq_state, raw_qp_param); } return 0; @@ -2578,7 +2658,6 @@ static int __mlx5_ib_modify_qp(struct ib_qp *ibqp, struct mlx5_ib_port *mibport = NULL; enum mlx5_qp_state mlx5_cur, mlx5_new; enum mlx5_qp_optpar optpar; - int sqd_event; int mlx5_st; int err; u16 op; @@ -2725,12 +2804,6 @@ static int __mlx5_ib_modify_qp(struct ib_qp *ibqp, if (qp->rq.wqe_cnt && cur_state == IB_QPS_RESET && new_state == IB_QPS_INIT) context->db_rec_addr = cpu_to_be64(qp->db.dma); - if (cur_state == IB_QPS_RTS && new_state == IB_QPS_SQD && - attr_mask & IB_QP_EN_SQD_ASYNC_NOTIFY && attr->en_sqd_async_notify) - sqd_event = 1; - else - sqd_event = 0; - if (cur_state == IB_QPS_RESET && new_state == IB_QPS_INIT) { u8 port_num = (attr_mask & IB_QP_PORT ? attr->port_num : qp->port) - 1; @@ -2777,6 +2850,12 @@ static int __mlx5_ib_modify_qp(struct ib_qp *ibqp, raw_qp_param.rq_q_ctr_id = mibport->q_cnt_id; raw_qp_param.set_mask |= MLX5_RAW_QP_MOD_SET_RQ_Q_CTR_ID; } + + if (attr_mask & IB_QP_RATE_LIMIT) { + raw_qp_param.rate_limit = attr->rate_limit; + raw_qp_param.set_mask |= MLX5_RAW_QP_RATE_LIMIT; + } + err = modify_raw_packet_qp(dev, qp, &raw_qp_param, tx_affinity); } else { err = mlx5_core_qp_modify(dev->mdev, op, optpar, context, @@ -3068,10 +3147,10 @@ static void set_linv_umr_seg(struct mlx5_wqe_umr_ctrl_seg *umr) { memset(umr, 0, sizeof(*umr)); umr->mkey_mask = cpu_to_be64(MLX5_MKEY_MASK_FREE); - umr->flags = 1 << 7; + umr->flags = MLX5_UMR_INLINE; } -static __be64 get_umr_reg_mr_mask(void) +static __be64 get_umr_reg_mr_mask(int atomic) { u64 result; @@ -3084,9 +3163,11 @@ static __be64 get_umr_reg_mr_mask(void) MLX5_MKEY_MASK_KEY | MLX5_MKEY_MASK_RR | MLX5_MKEY_MASK_RW | - MLX5_MKEY_MASK_A | MLX5_MKEY_MASK_FREE; + if (atomic) + result |= MLX5_MKEY_MASK_A; + return cpu_to_be64(result); } @@ -3147,7 +3228,7 @@ static __be64 get_umr_update_pd_mask(void) } static void set_reg_umr_segment(struct mlx5_wqe_umr_ctrl_seg *umr, - struct ib_send_wr *wr) + struct ib_send_wr *wr, int atomic) { struct mlx5_umr_wr *umrwr = umr_wr(wr); @@ -3172,7 +3253,7 @@ static void set_reg_umr_segment(struct mlx5_wqe_umr_ctrl_seg *umr, if (wr->send_flags & MLX5_IB_SEND_UMR_UPDATE_PD) umr->mkey_mask |= get_umr_update_pd_mask(); if (!umr->mkey_mask) - umr->mkey_mask = get_umr_reg_mr_mask(); + umr->mkey_mask = get_umr_reg_mr_mask(atomic); } else { umr->mkey_mask = get_umr_unreg_mr_mask(); } @@ -4025,7 +4106,7 @@ int mlx5_ib_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr, } qp->sq.wr_data[idx] = MLX5_IB_WR_UMR; ctrl->imm = cpu_to_be32(umr_wr(wr)->mkey); - set_reg_umr_segment(seg, wr); + set_reg_umr_segment(seg, wr, !!(MLX5_CAP_GEN(mdev, atomic))); seg += sizeof(struct mlx5_wqe_umr_ctrl_seg); size += sizeof(struct mlx5_wqe_umr_ctrl_seg) / 16; if (unlikely((seg == qend))) diff --git a/drivers/infiniband/hw/mlx5/srq.c b/drivers/infiniband/hw/mlx5/srq.c index c676133750b7..6f4397ee1ed6 100644 --- a/drivers/infiniband/hw/mlx5/srq.c +++ b/drivers/infiniband/hw/mlx5/srq.c @@ -118,7 +118,7 @@ static int create_srq_user(struct ib_pd *pd, struct mlx5_ib_srq *srq, return err; } - mlx5_ib_cont_pages(srq->umem, ucmd.buf_addr, &npages, + mlx5_ib_cont_pages(srq->umem, ucmd.buf_addr, 0, &npages, &page_shift, &ncont, NULL); err = mlx5_ib_get_buf_offset(ucmd.buf_addr, page_shift, &offset); @@ -280,6 +280,7 @@ struct ib_srq *mlx5_ib_create_srq(struct ib_pd *pd, mlx5_ib_dbg(dev, "desc_size 0x%x, req wr 0x%x, srq size 0x%x, max_gs 0x%x, max_avail_gather 0x%x\n", desc_size, init_attr->attr.max_wr, srq->msrq.max, srq->msrq.max_gs, srq->msrq.max_avail_gather); + in.type = init_attr->srq_type; if (pd->uobject) err = create_srq_user(pd, srq, &in, udata, buf_size); @@ -292,7 +293,6 @@ struct ib_srq *mlx5_ib_create_srq(struct ib_pd *pd, goto err_srq; } - in.type = init_attr->srq_type; in.log_size = ilog2(srq->msrq.max); in.wqe_shift = srq->msrq.wqe_shift - 4; if (srq->wq_sig) diff --git a/drivers/infiniband/hw/mthca/mthca_av.c b/drivers/infiniband/hw/mthca/mthca_av.c index bcac294042f5..c9f0f364f484 100644 --- a/drivers/infiniband/hw/mthca/mthca_av.c +++ b/drivers/infiniband/hw/mthca/mthca_av.c @@ -186,8 +186,8 @@ int mthca_create_ah(struct mthca_dev *dev, on_hca_fail: if (ah->type == MTHCA_AH_PCI_POOL) { - ah->av = pci_pool_alloc(dev->av_table.pool, - GFP_ATOMIC, &ah->avdma); + ah->av = pci_pool_zalloc(dev->av_table.pool, + GFP_ATOMIC, &ah->avdma); if (!ah->av) return -ENOMEM; @@ -196,8 +196,6 @@ on_hca_fail: ah->key = pd->ntmr.ibmr.lkey; - memset(av, 0, MTHCA_AV_SIZE); - av->port_pd = cpu_to_be32(pd->pd_num | (ah_attr->port_num << 24)); av->g_slid = ah_attr->src_path_bits; av->dlid = cpu_to_be16(ah_attr->dlid); diff --git a/drivers/infiniband/hw/mthca/mthca_provider.c b/drivers/infiniband/hw/mthca/mthca_provider.c index 358930a41e36..d31708742ba5 100644 --- a/drivers/infiniband/hw/mthca/mthca_provider.c +++ b/drivers/infiniband/hw/mthca/mthca_provider.c @@ -410,7 +410,9 @@ static int mthca_dealloc_pd(struct ib_pd *pd) } static struct ib_ah *mthca_ah_create(struct ib_pd *pd, - struct ib_ah_attr *ah_attr) + struct ib_ah_attr *ah_attr, + struct ib_udata *udata) + { int err; struct mthca_ah *ah; diff --git a/drivers/infiniband/hw/nes/nes_verbs.c b/drivers/infiniband/hw/nes/nes_verbs.c index 42ab31d06ef9..aff9fb14768b 100644 --- a/drivers/infiniband/hw/nes/nes_verbs.c +++ b/drivers/infiniband/hw/nes/nes_verbs.c @@ -771,7 +771,8 @@ static int nes_dealloc_pd(struct ib_pd *ibpd) /** * nes_create_ah */ -static struct ib_ah *nes_create_ah(struct ib_pd *pd, struct ib_ah_attr *ah_attr) +static struct ib_ah *nes_create_ah(struct ib_pd *pd, struct ib_ah_attr *ah_attr, + struct ib_udata *udata) { return ERR_PTR(-ENOSYS); } diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_ah.c b/drivers/infiniband/hw/ocrdma/ocrdma_ah.c index 797362a297b2..14d33b0f3950 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_ah.c +++ b/drivers/infiniband/hw/ocrdma/ocrdma_ah.c @@ -154,7 +154,8 @@ static inline int set_av_attr(struct ocrdma_dev *dev, struct ocrdma_ah *ah, return status; } -struct ib_ah *ocrdma_create_ah(struct ib_pd *ibpd, struct ib_ah_attr *attr) +struct ib_ah *ocrdma_create_ah(struct ib_pd *ibpd, struct ib_ah_attr *attr, + struct ib_udata *udata) { u32 *ahid_addr; int status; diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_ah.h b/drivers/infiniband/hw/ocrdma/ocrdma_ah.h index 3856dd4c7e3d..0704a24b17c8 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_ah.h +++ b/drivers/infiniband/hw/ocrdma/ocrdma_ah.h @@ -50,7 +50,9 @@ enum { OCRDMA_AH_L3_TYPE_MASK = 0x03, OCRDMA_AH_L3_TYPE_SHIFT = 0x1D /* 29 bits */ }; -struct ib_ah *ocrdma_create_ah(struct ib_pd *, struct ib_ah_attr *); + +struct ib_ah *ocrdma_create_ah(struct ib_pd *, struct ib_ah_attr *, + struct ib_udata *); int ocrdma_destroy_ah(struct ib_ah *); int ocrdma_query_ah(struct ib_ah *, struct ib_ah_attr *); int ocrdma_modify_ah(struct ib_ah *, struct ib_ah_attr *); diff --git a/drivers/infiniband/hw/qedr/verbs.c b/drivers/infiniband/hw/qedr/verbs.c index a61514296767..ccff6c6e3f33 100644 --- a/drivers/infiniband/hw/qedr/verbs.c +++ b/drivers/infiniband/hw/qedr/verbs.c @@ -2094,7 +2094,8 @@ int qedr_destroy_qp(struct ib_qp *ibqp) return rc; } -struct ib_ah *qedr_create_ah(struct ib_pd *ibpd, struct ib_ah_attr *attr) +struct ib_ah *qedr_create_ah(struct ib_pd *ibpd, struct ib_ah_attr *attr, + struct ib_udata *udata) { struct qedr_ah *ah; diff --git a/drivers/infiniband/hw/qedr/verbs.h b/drivers/infiniband/hw/qedr/verbs.h index a9b5e67bb81e..070677ca4d19 100644 --- a/drivers/infiniband/hw/qedr/verbs.h +++ b/drivers/infiniband/hw/qedr/verbs.h @@ -70,7 +70,8 @@ int qedr_query_qp(struct ib_qp *, struct ib_qp_attr *qp_attr, int qp_attr_mask, struct ib_qp_init_attr *); int qedr_destroy_qp(struct ib_qp *ibqp); -struct ib_ah *qedr_create_ah(struct ib_pd *ibpd, struct ib_ah_attr *attr); +struct ib_ah *qedr_create_ah(struct ib_pd *ibpd, struct ib_ah_attr *attr, + struct ib_udata *udata); int qedr_destroy_ah(struct ib_ah *ibah); int qedr_dereg_mr(struct ib_mr *); diff --git a/drivers/infiniband/hw/usnic/usnic_ib_verbs.c b/drivers/infiniband/hw/usnic/usnic_ib_verbs.c index a5bfbba6bbac..fd2a50eb4c91 100644 --- a/drivers/infiniband/hw/usnic/usnic_ib_verbs.c +++ b/drivers/infiniband/hw/usnic/usnic_ib_verbs.c @@ -738,7 +738,9 @@ int usnic_ib_mmap(struct ib_ucontext *context, /* In ib callbacks section - Start of stub funcs */ struct ib_ah *usnic_ib_create_ah(struct ib_pd *pd, - struct ib_ah_attr *ah_attr) + struct ib_ah_attr *ah_attr, + struct ib_udata *udata) + { usnic_dbg("\n"); return ERR_PTR(-EPERM); diff --git a/drivers/infiniband/hw/usnic/usnic_ib_verbs.h b/drivers/infiniband/hw/usnic/usnic_ib_verbs.h index 0d9d2e6a14d5..0ed8e072329e 100644 --- a/drivers/infiniband/hw/usnic/usnic_ib_verbs.h +++ b/drivers/infiniband/hw/usnic/usnic_ib_verbs.h @@ -75,7 +75,9 @@ int usnic_ib_dealloc_ucontext(struct ib_ucontext *ibcontext); int usnic_ib_mmap(struct ib_ucontext *context, struct vm_area_struct *vma); struct ib_ah *usnic_ib_create_ah(struct ib_pd *pd, - struct ib_ah_attr *ah_attr); + struct ib_ah_attr *ah_attr, + struct ib_udata *udata); + int usnic_ib_destroy_ah(struct ib_ah *ah); int usnic_ib_post_send(struct ib_qp *ibqp, struct ib_send_wr *wr, struct ib_send_wr **bad_wr); diff --git a/drivers/infiniband/sw/rxe/rxe_param.h b/drivers/infiniband/sw/rxe/rxe_param.h index f459c43a77c8..13ed2cc6eaa2 100644 --- a/drivers/infiniband/sw/rxe/rxe_param.h +++ b/drivers/infiniband/sw/rxe/rxe_param.h @@ -82,7 +82,7 @@ enum rxe_device_param { RXE_MAX_SGE = 32, RXE_MAX_SGE_RD = 32, RXE_MAX_CQ = 16384, - RXE_MAX_LOG_CQE = 13, + RXE_MAX_LOG_CQE = 15, RXE_MAX_MR = 2 * 1024, RXE_MAX_PD = 0x7ffc, RXE_MAX_QP_RD_ATOM = 128, diff --git a/drivers/infiniband/sw/rxe/rxe_verbs.c b/drivers/infiniband/sw/rxe/rxe_verbs.c index 19841c863daf..187d85ccfe58 100644 --- a/drivers/infiniband/sw/rxe/rxe_verbs.c +++ b/drivers/infiniband/sw/rxe/rxe_verbs.c @@ -316,7 +316,9 @@ static int rxe_init_av(struct rxe_dev *rxe, struct ib_ah_attr *attr, return err; } -static struct ib_ah *rxe_create_ah(struct ib_pd *ibpd, struct ib_ah_attr *attr) +static struct ib_ah *rxe_create_ah(struct ib_pd *ibpd, struct ib_ah_attr *attr, + struct ib_udata *udata) + { int err; struct rxe_dev *rxe = to_rdev(ibpd->device); diff --git a/drivers/infiniband/ulp/ipoib/ipoib_cm.c b/drivers/infiniband/ulp/ipoib/ipoib_cm.c index 44f152e431cb..46234f52ee29 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_cm.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_cm.c @@ -1050,8 +1050,6 @@ static struct ib_qp *ipoib_cm_create_tx_qp(struct net_device *dev, struct ipoib_ tx_qp = ib_create_qp(priv->pd, &attr); if (PTR_ERR(tx_qp) == -EINVAL) { - ipoib_warn(priv, "can't use GFP_NOIO for QPs on device %s, using GFP_KERNEL\n", - priv->ca->name); attr.create_flags &= ~IB_QP_CREATE_USE_GFP_NOIO; tx_qp = ib_create_qp(priv->pd, &attr); } diff --git a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c index 84d7857ccc27..c548beaaf910 100644 --- a/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c +++ b/drivers/net/ethernet/mellanox/mlx4/resource_tracker.c @@ -1605,13 +1605,14 @@ static int eq_res_start_move_to(struct mlx4_dev *dev, int slave, int index, r->com.from_state = r->com.state; r->com.to_state = state; r->com.state = RES_EQ_BUSY; - if (eq) - *eq = r; } } spin_unlock_irq(mlx4_tlock(dev)); + if (!err && eq) + *eq = r; + return err; } diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h index 2632cb2caf10..0779ad2e8f51 100644 --- a/include/linux/mlx5/mlx5_ifc.h +++ b/include/linux/mlx5/mlx5_ifc.h @@ -576,7 +576,7 @@ struct mlx5_ifc_per_protocol_networking_offload_caps_bits { u8 self_lb_en_modifiable[0x1]; u8 reserved_at_9[0x2]; u8 max_lso_cap[0x5]; - u8 reserved_at_10[0x2]; + u8 multi_pkt_send_wqe[0x2]; u8 wqe_inline_mode[0x2]; u8 rss_ind_tbl_cap[0x4]; u8 reg_umr_sq[0x1]; diff --git a/include/rdma/ib_verbs.h b/include/rdma/ib_verbs.h index 5ad43a487745..8029d2a51f14 100644 --- a/include/rdma/ib_verbs.h +++ b/include/rdma/ib_verbs.h @@ -1102,6 +1102,7 @@ enum ib_qp_attr_mask { IB_QP_RESERVED2 = (1<<22), IB_QP_RESERVED3 = (1<<23), IB_QP_RESERVED4 = (1<<24), + IB_QP_RATE_LIMIT = (1<<25), }; enum ib_qp_state { @@ -1151,6 +1152,7 @@ struct ib_qp_attr { u8 rnr_retry; u8 alt_port_num; u8 alt_timeout; + u32 rate_limit; }; enum ib_wr_opcode { @@ -1592,17 +1594,19 @@ enum ib_flow_attr_type { /* Supported steering header types */ enum ib_flow_spec_type { /* L2 headers*/ - IB_FLOW_SPEC_ETH = 0x20, - IB_FLOW_SPEC_IB = 0x22, + IB_FLOW_SPEC_ETH = 0x20, + IB_FLOW_SPEC_IB = 0x22, /* L3 header*/ - IB_FLOW_SPEC_IPV4 = 0x30, - IB_FLOW_SPEC_IPV6 = 0x31, + IB_FLOW_SPEC_IPV4 = 0x30, + IB_FLOW_SPEC_IPV6 = 0x31, /* L4 headers*/ - IB_FLOW_SPEC_TCP = 0x40, - IB_FLOW_SPEC_UDP = 0x41 + IB_FLOW_SPEC_TCP = 0x40, + IB_FLOW_SPEC_UDP = 0x41, + IB_FLOW_SPEC_VXLAN_TUNNEL = 0x50, + IB_FLOW_SPEC_INNER = 0x100, }; #define IB_FLOW_SPEC_LAYER_MASK 0xF0 -#define IB_FLOW_SPEC_SUPPORT_LAYERS 4 +#define IB_FLOW_SPEC_SUPPORT_LAYERS 8 /* Flow steering rule priority is set according to it's domain. * Lower domain value means higher priority. @@ -1630,7 +1634,7 @@ struct ib_flow_eth_filter { }; struct ib_flow_spec_eth { - enum ib_flow_spec_type type; + u32 type; u16 size; struct ib_flow_eth_filter val; struct ib_flow_eth_filter mask; @@ -1644,7 +1648,7 @@ struct ib_flow_ib_filter { }; struct ib_flow_spec_ib { - enum ib_flow_spec_type type; + u32 type; u16 size; struct ib_flow_ib_filter val; struct ib_flow_ib_filter mask; @@ -1669,7 +1673,7 @@ struct ib_flow_ipv4_filter { }; struct ib_flow_spec_ipv4 { - enum ib_flow_spec_type type; + u32 type; u16 size; struct ib_flow_ipv4_filter val; struct ib_flow_ipv4_filter mask; @@ -1687,7 +1691,7 @@ struct ib_flow_ipv6_filter { }; struct ib_flow_spec_ipv6 { - enum ib_flow_spec_type type; + u32 type; u16 size; struct ib_flow_ipv6_filter val; struct ib_flow_ipv6_filter mask; @@ -1701,15 +1705,30 @@ struct ib_flow_tcp_udp_filter { }; struct ib_flow_spec_tcp_udp { - enum ib_flow_spec_type type; + u32 type; u16 size; struct ib_flow_tcp_udp_filter val; struct ib_flow_tcp_udp_filter mask; }; +struct ib_flow_tunnel_filter { + __be32 tunnel_id; + u8 real_sz[0]; +}; + +/* ib_flow_spec_tunnel describes the Vxlan tunnel + * the tunnel_id from val has the vni value + */ +struct ib_flow_spec_tunnel { + u32 type; + u16 size; + struct ib_flow_tunnel_filter val; + struct ib_flow_tunnel_filter mask; +}; + union ib_flow_spec { struct { - enum ib_flow_spec_type type; + u32 type; u16 size; }; struct ib_flow_spec_eth eth; @@ -1717,6 +1736,7 @@ union ib_flow_spec { struct ib_flow_spec_ipv4 ipv4; struct ib_flow_spec_tcp_udp tcp_udp; struct ib_flow_spec_ipv6 ipv6; + struct ib_flow_spec_tunnel tunnel; }; struct ib_flow_attr { @@ -1933,7 +1953,8 @@ struct ib_device { struct ib_udata *udata); int (*dealloc_pd)(struct ib_pd *pd); struct ib_ah * (*create_ah)(struct ib_pd *pd, - struct ib_ah_attr *ah_attr); + struct ib_ah_attr *ah_attr, + struct ib_udata *udata); int (*modify_ah)(struct ib_ah *ah, struct ib_ah_attr *ah_attr); int (*query_ah)(struct ib_ah *ah, @@ -2581,6 +2602,24 @@ void ib_dealloc_pd(struct ib_pd *pd); struct ib_ah *ib_create_ah(struct ib_pd *pd, struct ib_ah_attr *ah_attr); /** + * ib_get_gids_from_rdma_hdr - Get sgid and dgid from GRH or IPv4 header + * work completion. + * @hdr: the L3 header to parse + * @net_type: type of header to parse + * @sgid: place to store source gid + * @dgid: place to store destination gid + */ +int ib_get_gids_from_rdma_hdr(const union rdma_network_hdr *hdr, + enum rdma_network_type net_type, + union ib_gid *sgid, union ib_gid *dgid); + +/** + * ib_get_rdma_header_version - Get the header version + * @hdr: the L3 header to parse + */ +int ib_get_rdma_header_version(const union rdma_network_hdr *hdr); + +/** * ib_init_ah_from_wc - Initializes address handle attributes from a * work completion. * @device: Device on which the received message arrived. @@ -3357,4 +3396,7 @@ int ib_sg_to_pages(struct ib_mr *mr, struct scatterlist *sgl, int sg_nents, void ib_drain_rq(struct ib_qp *qp); void ib_drain_sq(struct ib_qp *qp); void ib_drain_qp(struct ib_qp *qp); + +int ib_resolve_eth_dmac(struct ib_device *device, + struct ib_ah_attr *ah_attr); #endif /* IB_VERBS_H */ diff --git a/include/uapi/rdma/ib_user_verbs.h b/include/uapi/rdma/ib_user_verbs.h index 25225ebbc7d5..dfdfe4e92d31 100644 --- a/include/uapi/rdma/ib_user_verbs.h +++ b/include/uapi/rdma/ib_user_verbs.h @@ -37,6 +37,7 @@ #define IB_USER_VERBS_H #include <linux/types.h> +#include <rdma/ib_verbs.h> /* * Increment this value if any changes that break userspace ABI @@ -93,6 +94,7 @@ enum { IB_USER_VERBS_EX_CMD_QUERY_DEVICE = IB_USER_VERBS_CMD_QUERY_DEVICE, IB_USER_VERBS_EX_CMD_CREATE_CQ = IB_USER_VERBS_CMD_CREATE_CQ, IB_USER_VERBS_EX_CMD_CREATE_QP = IB_USER_VERBS_CMD_CREATE_QP, + IB_USER_VERBS_EX_CMD_MODIFY_QP = IB_USER_VERBS_CMD_MODIFY_QP, IB_USER_VERBS_EX_CMD_CREATE_FLOW = IB_USER_VERBS_CMD_THRESHOLD, IB_USER_VERBS_EX_CMD_DESTROY_FLOW, IB_USER_VERBS_EX_CMD_CREATE_WQ, @@ -545,6 +547,14 @@ enum { IB_UVERBS_CREATE_QP_SUP_COMP_MASK = IB_UVERBS_CREATE_QP_MASK_IND_TABLE, }; +enum { + IB_USER_LEGACY_LAST_QP_ATTR_MASK = IB_QP_DEST_QPN +}; + +enum { + IB_USER_LAST_QP_ATTR_MASK = IB_QP_RATE_LIMIT +}; + struct ib_uverbs_ex_create_qp { __u64 user_handle; __u32 pd_handle; @@ -684,9 +694,20 @@ struct ib_uverbs_modify_qp { __u64 driver_data[0]; }; +struct ib_uverbs_ex_modify_qp { + struct ib_uverbs_modify_qp base; + __u32 rate_limit; + __u32 reserved; +}; + struct ib_uverbs_modify_qp_resp { }; +struct ib_uverbs_ex_modify_qp_resp { + __u32 comp_mask; + __u32 response_length; +}; + struct ib_uverbs_destroy_qp { __u64 response; __u32 qp_handle; @@ -908,6 +929,23 @@ struct ib_uverbs_flow_spec_ipv6 { struct ib_uverbs_flow_ipv6_filter mask; }; +struct ib_uverbs_flow_tunnel_filter { + __be32 tunnel_id; +}; + +struct ib_uverbs_flow_spec_tunnel { + union { + struct ib_uverbs_flow_spec_hdr hdr; + struct { + __u32 type; + __u16 size; + __u16 reserved; + }; + }; + struct ib_uverbs_flow_tunnel_filter val; + struct ib_uverbs_flow_tunnel_filter mask; +}; + struct ib_uverbs_flow_attr { __u32 type; __u16 size; diff --git a/include/uapi/rdma/mlx5-abi.h b/include/uapi/rdma/mlx5-abi.h index f5d0f4e83b59..fae6cdaeb56d 100644 --- a/include/uapi/rdma/mlx5-abi.h +++ b/include/uapi/rdma/mlx5-abi.h @@ -82,6 +82,7 @@ enum mlx5_ib_alloc_ucontext_resp_mask { enum mlx5_user_cmds_supp_uhw { MLX5_USER_CMDS_SUPP_UHW_QUERY_DEVICE = 1 << 0, + MLX5_USER_CMDS_SUPP_UHW_CREATE_AH = 1 << 1, }; struct mlx5_ib_alloc_ucontext_resp { @@ -124,18 +125,47 @@ struct mlx5_ib_rss_caps { __u8 reserved[7]; }; +enum mlx5_ib_cqe_comp_res_format { + MLX5_IB_CQE_RES_FORMAT_HASH = 1 << 0, + MLX5_IB_CQE_RES_FORMAT_CSUM = 1 << 1, + MLX5_IB_CQE_RES_RESERVED = 1 << 2, +}; + +struct mlx5_ib_cqe_comp_caps { + __u32 max_num; + __u32 supported_format; /* enum mlx5_ib_cqe_comp_res_format */ +}; + +struct mlx5_packet_pacing_caps { + __u32 qp_rate_limit_min; + __u32 qp_rate_limit_max; /* In kpbs */ + + /* Corresponding bit will be set if qp type from + * 'enum ib_qp_type' is supported, e.g. + * supported_qpts |= 1 << IB_QPT_RAW_PACKET + */ + __u32 supported_qpts; + __u32 reserved; +}; + struct mlx5_ib_query_device_resp { __u32 comp_mask; __u32 response_length; struct mlx5_ib_tso_caps tso_caps; struct mlx5_ib_rss_caps rss_caps; + struct mlx5_ib_cqe_comp_caps cqe_comp_caps; + struct mlx5_packet_pacing_caps packet_pacing_caps; + __u32 mlx5_ib_support_multi_pkt_send_wqes; + __u32 reserved; }; struct mlx5_ib_create_cq { __u64 buf_addr; __u64 db_addr; __u32 cqe_size; - __u32 reserved; /* explicit padding (optional on i386) */ + __u8 cqe_comp_en; + __u8 cqe_comp_res_format; + __u16 reserved; /* explicit padding (optional on i386) */ }; struct mlx5_ib_create_cq_resp { @@ -232,6 +262,12 @@ struct mlx5_ib_create_wq { __u32 reserved; }; +struct mlx5_ib_create_ah_resp { + __u32 response_length; + __u8 dmac[ETH_ALEN]; + __u8 reserved[6]; +}; + struct mlx5_ib_create_wq_resp { __u32 response_length; __u32 reserved; |