diff options
| author | Dasaratharaman Chandramouli <dasaratharaman.chandramouli@intel.com> | 2017-04-29 21:41:28 +0300 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2017-05-01 21:32:43 +0300 |
| commit | d8966fcd4c25708c3a76ea7619644218373df639 (patch) | |
| tree | bd059c78ae118d3a16cada6228ea3b7a7e7f4fbd | |
| parent | 2224c47ace2387610f8cff0c562db2c6e63df026 (diff) | |
| download | linux-d8966fcd4c25708c3a76ea7619644218373df639.tar.xz | |
IB/core: Use rdma_ah_attr accessor functions
Modify core and driver components to use accessor functions
introduced to access individual fields of rdma_ah_attr
Reviewed-by: Ira Weiny <ira.weiny@intel.com>
Reviewed-by: Don Hiatt <don.hiatt@intel.com>
Reviewed-by: Sean Hefty <sean.hefty@intel.com>
Reviewed-by: Niranjana Vishwanathapura <niranjana.vishwanathapura@intel.com>
Signed-off-by: Dasaratharaman Chandramouli <dasaratharaman.chandramouli@intel.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
57 files changed, 1040 insertions, 881 deletions
diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c index 7d4db26d2de2..2cfc3656b21d 100644 --- a/drivers/infiniband/core/cm.c +++ b/drivers/infiniband/core/cm.c @@ -1722,6 +1722,7 @@ static int cm_req_handler(struct cm_work *work) struct cm_req_msg *req_msg; union ib_gid gid; struct ib_gid_attr gid_attr; + const struct ib_global_route *grh; int ret; req_msg = (struct cm_req_msg *)work->mad_recv_wc->recv_buf.mad; @@ -1761,10 +1762,11 @@ static int cm_req_handler(struct cm_work *work) cm_format_paths_from_req(req_msg, &work->path[0], &work->path[1]); memcpy(work->path[0].dmac, cm_id_priv->av.ah_attr.dmac, ETH_ALEN); - work->path[0].hop_limit = cm_id_priv->av.ah_attr.grh.hop_limit; + grh = rdma_ah_read_grh(&cm_id_priv->av.ah_attr); + work->path[0].hop_limit = grh->hop_limit; ret = ib_get_cached_gid(work->port->cm_dev->ib_device, work->port->port_num, - cm_id_priv->av.ah_attr.grh.sgid_index, + grh->sgid_index, &gid, &gid_attr); if (!ret) { if (gid_attr.ndev) { @@ -3800,7 +3802,7 @@ static int cm_init_qp_rtr_attr(struct cm_id_private *cm_id_priv, cm_id_priv->responder_resources; qp_attr->min_rnr_timer = 0; } - if (cm_id_priv->alt_av.ah_attr.dlid) { + if (rdma_ah_get_dlid(&cm_id_priv->alt_av.ah_attr)) { *qp_attr_mask |= IB_QP_ALT_PATH; qp_attr->alt_port_num = cm_id_priv->alt_av.port->port_num; qp_attr->alt_pkey_index = cm_id_priv->alt_av.pkey_index; @@ -3854,7 +3856,7 @@ static int cm_init_qp_rts_attr(struct cm_id_private *cm_id_priv, default: break; } - if (cm_id_priv->alt_av.ah_attr.dlid) { + if (rdma_ah_get_dlid(&cm_id_priv->alt_av.ah_attr)) { *qp_attr_mask |= IB_QP_PATH_MIG_STATE; qp_attr->path_mig_state = IB_MIG_REARM; } diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c index 34dc81d30692..f3b800f28556 100644 --- a/drivers/infiniband/core/cma.c +++ b/drivers/infiniband/core/cma.c @@ -929,7 +929,8 @@ static int cma_modify_qp_rtr(struct rdma_id_private *id_priv, goto out; ret = ib_query_gid(id_priv->id.device, id_priv->id.port_num, - qp_attr.ah_attr.grh.sgid_index, &sgid, NULL); + rdma_ah_read_grh(&qp_attr.ah_attr)->sgid_index, + &sgid, NULL); if (ret) goto out; diff --git a/drivers/infiniband/core/mad.c b/drivers/infiniband/core/mad.c index 309c7f3f0219..192ee3dafb80 100644 --- a/drivers/infiniband/core/mad.c +++ b/drivers/infiniband/core/mad.c @@ -1839,6 +1839,7 @@ static inline int rcv_has_same_gid(const struct ib_mad_agent_private *mad_agent_ struct ib_device *device = mad_agent_priv->agent.device; u8 port_num = mad_agent_priv->agent.port_num; u8 lmc; + bool has_grh; send_resp = ib_response_mad((struct ib_mad_hdr *)wr->send_buf.mad); rcv_resp = ib_response_mad(&rwc->recv_buf.mad->mad_hdr); @@ -1851,32 +1852,36 @@ static inline int rcv_has_same_gid(const struct ib_mad_agent_private *mad_agent_ /* Assume not equal, to avoid false positives. */ return 0; - if (!!(attr.ah_flags & IB_AH_GRH) != - !!(rwc->wc->wc_flags & IB_WC_GRH)) + has_grh = !!(rdma_ah_get_ah_flags(&attr) & IB_AH_GRH); + if (has_grh != !!(rwc->wc->wc_flags & IB_WC_GRH)) /* one has GID, other does not. Assume different */ return 0; if (!send_resp && rcv_resp) { /* is request/response. */ - if (!(attr.ah_flags & IB_AH_GRH)) { + if (!has_grh) { if (ib_get_cached_lmc(device, port_num, &lmc)) return 0; - return (!lmc || !((attr.src_path_bits ^ + return (!lmc || !((rdma_ah_get_path_bits(&attr) ^ rwc->wc->dlid_path_bits) & ((1 << lmc) - 1))); } else { + const struct ib_global_route *grh = + rdma_ah_read_grh(&attr); + if (ib_get_cached_gid(device, port_num, - attr.grh.sgid_index, &sgid, NULL)) + grh->sgid_index, &sgid, NULL)) return 0; return !memcmp(sgid.raw, rwc->recv_buf.grh->dgid.raw, 16); } } - if (!(attr.ah_flags & IB_AH_GRH)) - return attr.dlid == rwc->wc->slid; + if (!has_grh) + return rdma_ah_get_dlid(&attr) == rwc->wc->slid; else - return !memcmp(attr.grh.dgid.raw, rwc->recv_buf.grh->sgid.raw, + return !memcmp(rdma_ah_read_grh(&attr)->dgid.raw, + rwc->recv_buf.grh->sgid.raw, 16); } diff --git a/drivers/infiniband/core/mad_rmpp.c b/drivers/infiniband/core/mad_rmpp.c index a64f8201387c..0d3cca0a8890 100644 --- a/drivers/infiniband/core/mad_rmpp.c +++ b/drivers/infiniband/core/mad_rmpp.c @@ -870,7 +870,7 @@ static int init_newwin(struct ib_mad_send_wr_private *mad_send_wr) if (rdma_query_ah(mad_send_wr->send_buf.ah, &ah_attr)) continue; - if (rmpp_recv->slid == ah_attr.dlid) { + if (rmpp_recv->slid == rdma_ah_get_dlid(&ah_attr)) { newwin = rmpp_recv->repwin; break; } diff --git a/drivers/infiniband/core/multicast.c b/drivers/infiniband/core/multicast.c index d56fd806faa1..16eec04bd3f8 100644 --- a/drivers/infiniband/core/multicast.c +++ b/drivers/infiniband/core/multicast.c @@ -743,19 +743,17 @@ int ib_init_ah_from_mcmember(struct ib_device *device, u8 port_num, return ret; memset(ah_attr, 0, sizeof *ah_attr); - ah_attr->dlid = be16_to_cpu(rec->mlid); - ah_attr->sl = rec->sl; - ah_attr->port_num = port_num; - ah_attr->static_rate = rec->rate; - ah_attr->ah_flags = IB_AH_GRH; - ah_attr->grh.dgid = rec->mgid; - - ah_attr->grh.sgid_index = (u8) gid_index; - ah_attr->grh.flow_label = be32_to_cpu(rec->flow_label); - ah_attr->grh.hop_limit = rec->hop_limit; - ah_attr->grh.traffic_class = rec->traffic_class; + rdma_ah_set_dlid(ah_attr, be16_to_cpu(rec->mlid)); + rdma_ah_set_sl(ah_attr, rec->sl); + rdma_ah_set_port_num(ah_attr, port_num); + rdma_ah_set_static_rate(ah_attr, rec->rate); + rdma_ah_set_grh(ah_attr, &rec->mgid, + be32_to_cpu(rec->flow_label), + (u8)gid_index, + rec->hop_limit, + rec->traffic_class); return 0; } EXPORT_SYMBOL(ib_init_ah_from_mcmember); diff --git a/drivers/infiniband/core/sa_query.c b/drivers/infiniband/core/sa_query.c index 9c11f90a2c6d..5294bceda472 100644 --- a/drivers/infiniband/core/sa_query.c +++ b/drivers/infiniband/core/sa_query.c @@ -1108,13 +1108,13 @@ int ib_init_ah_from_path(struct ib_device *device, u8 port_num, struct net_device *ndev = NULL; memset(ah_attr, 0, sizeof *ah_attr); - ah_attr->dlid = be16_to_cpu(rec->dlid); - ah_attr->sl = rec->sl; - ah_attr->src_path_bits = be16_to_cpu(rec->slid) & - get_src_path_mask(device, port_num); - ah_attr->port_num = port_num; - ah_attr->static_rate = rec->rate; + rdma_ah_set_dlid(ah_attr, be16_to_cpu(rec->dlid)); + rdma_ah_set_sl(ah_attr, rec->sl); + rdma_ah_set_path_bits(ah_attr, be16_to_cpu(rec->slid) & + get_src_path_mask(device, port_num)); + rdma_ah_set_port_num(ah_attr, port_num); + rdma_ah_set_static_rate(ah_attr, rec->rate); use_roce = rdma_cap_eth_ah(device, port_num); if (use_roce) { @@ -1174,9 +1174,6 @@ int ib_init_ah_from_path(struct ib_device *device, u8 port_num, } if (rec->hop_limit > 0 || use_roce) { - ah_attr->ah_flags = IB_AH_GRH; - ah_attr->grh.dgid = rec->dgid; - ret = ib_find_cached_gid_by_port(device, &rec->sgid, rec->gid_type, port_num, ndev, &gid_index); @@ -1186,10 +1183,10 @@ int ib_init_ah_from_path(struct ib_device *device, u8 port_num, return ret; } - ah_attr->grh.sgid_index = gid_index; - ah_attr->grh.flow_label = be32_to_cpu(rec->flow_label); - ah_attr->grh.hop_limit = rec->hop_limit; - ah_attr->grh.traffic_class = rec->traffic_class; + rdma_ah_set_grh(ah_attr, &rec->dgid, + be32_to_cpu(rec->flow_label), + gid_index, rec->hop_limit, + rec->traffic_class); if (ndev) dev_put(ndev); } @@ -2032,15 +2029,16 @@ static void update_sm_ah(struct work_struct *work) pr_err("Couldn't find index for default PKey\n"); memset(&ah_attr, 0, sizeof(ah_attr)); - ah_attr.dlid = port_attr.sm_lid; - ah_attr.sl = port_attr.sm_sl; - ah_attr.port_num = port->port_num; + rdma_ah_set_dlid(&ah_attr, port_attr.sm_lid); + rdma_ah_set_sl(&ah_attr, port_attr.sm_sl); + rdma_ah_set_port_num(&ah_attr, port->port_num); if (port_attr.grh_required) { - ah_attr.ah_flags = IB_AH_GRH; - ah_attr.grh.dgid.global.subnet_prefix = - cpu_to_be64(port_attr.subnet_prefix); - ah_attr.grh.dgid.global.interface_id = - cpu_to_be64(IB_SA_WELL_KNOWN_GUID); + rdma_ah_set_ah_flags(&ah_attr, IB_AH_GRH); + + rdma_ah_set_subnet_prefix(&ah_attr, + cpu_to_be64(port_attr.subnet_prefix)); + rdma_ah_set_interface_id(&ah_attr, + cpu_to_be64(IB_SA_WELL_KNOWN_GUID)); } new_ah->ah = rdma_create_ah(port->agent->qp->pd, &ah_attr); diff --git a/drivers/infiniband/core/user_mad.c b/drivers/infiniband/core/user_mad.c index c699a7de512d..c4c5f4b738dc 100644 --- a/drivers/infiniband/core/user_mad.c +++ b/drivers/infiniband/core/user_mad.c @@ -236,16 +236,18 @@ static void recv_handler(struct ib_mad_agent *agent, packet->mad.hdr.grh_present = !!(mad_recv_wc->wc->wc_flags & IB_WC_GRH); if (packet->mad.hdr.grh_present) { struct rdma_ah_attr ah_attr; + const struct ib_global_route *grh; ib_init_ah_from_wc(agent->device, agent->port_num, mad_recv_wc->wc, mad_recv_wc->recv_buf.grh, &ah_attr); - packet->mad.hdr.gid_index = ah_attr.grh.sgid_index; - packet->mad.hdr.hop_limit = ah_attr.grh.hop_limit; - packet->mad.hdr.traffic_class = ah_attr.grh.traffic_class; - memcpy(packet->mad.hdr.gid, &ah_attr.grh.dgid, 16); - packet->mad.hdr.flow_label = cpu_to_be32(ah_attr.grh.flow_label); + grh = rdma_ah_read_grh(&ah_attr); + packet->mad.hdr.gid_index = grh->sgid_index; + packet->mad.hdr.hop_limit = grh->hop_limit; + packet->mad.hdr.traffic_class = grh->traffic_class; + memcpy(packet->mad.hdr.gid, &grh->dgid, 16); + packet->mad.hdr.flow_label = cpu_to_be32(grh->flow_label); } if (queue_packet(file, agent, packet)) @@ -489,17 +491,17 @@ static ssize_t ib_umad_write(struct file *filp, const char __user *buf, } memset(&ah_attr, 0, sizeof ah_attr); - ah_attr.dlid = be16_to_cpu(packet->mad.hdr.lid); - ah_attr.sl = packet->mad.hdr.sl; - ah_attr.src_path_bits = packet->mad.hdr.path_bits; - ah_attr.port_num = file->port->port_num; + rdma_ah_set_dlid(&ah_attr, be16_to_cpu(packet->mad.hdr.lid)); + rdma_ah_set_sl(&ah_attr, packet->mad.hdr.sl); + rdma_ah_set_path_bits(&ah_attr, packet->mad.hdr.path_bits); + rdma_ah_set_port_num(&ah_attr, file->port->port_num); if (packet->mad.hdr.grh_present) { - ah_attr.ah_flags = IB_AH_GRH; - memcpy(ah_attr.grh.dgid.raw, packet->mad.hdr.gid, 16); - ah_attr.grh.sgid_index = packet->mad.hdr.gid_index; - ah_attr.grh.flow_label = be32_to_cpu(packet->mad.hdr.flow_label); - ah_attr.grh.hop_limit = packet->mad.hdr.hop_limit; - ah_attr.grh.traffic_class = packet->mad.hdr.traffic_class; + rdma_ah_set_grh(&ah_attr, NULL, + be32_to_cpu(packet->mad.hdr.flow_label), + packet->mad.hdr.gid_index, + packet->mad.hdr.hop_limit, + packet->mad.hdr.traffic_class); + rdma_ah_set_dgid_raw(&ah_attr, packet->mad.hdr.gid); } ah = rdma_create_ah(agent->qp->pd, &ah_attr); diff --git a/drivers/infiniband/core/uverbs_cmd.c b/drivers/infiniband/core/uverbs_cmd.c index bfdd3d8d8b01..730f3574afe9 100644 --- a/drivers/infiniband/core/uverbs_cmd.c +++ b/drivers/infiniband/core/uverbs_cmd.c @@ -1798,6 +1798,7 @@ ssize_t ib_uverbs_query_qp(struct ib_uverbs_file *file, struct ib_qp *qp; struct ib_qp_attr *attr; struct ib_qp_init_attr *init_attr; + const struct ib_global_route *grh; int ret; if (copy_from_user(&cmd, buf, sizeof cmd)) @@ -1847,34 +1848,39 @@ ssize_t ib_uverbs_query_qp(struct ib_uverbs_file *file, resp.alt_port_num = attr->alt_port_num; resp.alt_timeout = attr->alt_timeout; - resp.dest.dlid = attr->ah_attr.dlid; - resp.dest.sl = attr->ah_attr.sl; - resp.dest.src_path_bits = attr->ah_attr.src_path_bits; - resp.dest.static_rate = attr->ah_attr.static_rate; - resp.dest.is_global = !!(attr->ah_attr.ah_flags & IB_AH_GRH); + resp.dest.dlid = rdma_ah_get_dlid(&attr->ah_attr); + resp.dest.sl = rdma_ah_get_sl(&attr->ah_attr); + resp.dest.src_path_bits = rdma_ah_get_path_bits(&attr->ah_attr); + resp.dest.static_rate = rdma_ah_get_static_rate(&attr->ah_attr); + resp.dest.is_global = !!(rdma_ah_get_ah_flags(&attr->ah_attr) & + IB_AH_GRH); if (resp.dest.is_global) { - memcpy(resp.dest.dgid, attr->ah_attr.grh.dgid.raw, 16); - resp.dest.flow_label = attr->ah_attr.grh.flow_label; - resp.dest.sgid_index = attr->ah_attr.grh.sgid_index; - resp.dest.hop_limit = attr->ah_attr.grh.hop_limit; - resp.dest.traffic_class = attr->ah_attr.grh.traffic_class; - } - resp.dest.port_num = attr->ah_attr.port_num; - - resp.alt_dest.dlid = attr->alt_ah_attr.dlid; - resp.alt_dest.sl = attr->alt_ah_attr.sl; - resp.alt_dest.src_path_bits = attr->alt_ah_attr.src_path_bits; - resp.alt_dest.static_rate = attr->alt_ah_attr.static_rate; - resp.alt_dest.is_global = !!(attr->alt_ah_attr.ah_flags & IB_AH_GRH); + grh = rdma_ah_read_grh(&attr->ah_attr); + memcpy(resp.dest.dgid, grh->dgid.raw, 16); + resp.dest.flow_label = grh->flow_label; + resp.dest.sgid_index = grh->sgid_index; + resp.dest.hop_limit = grh->hop_limit; + resp.dest.traffic_class = grh->traffic_class; + } + resp.dest.port_num = rdma_ah_get_port_num(&attr->ah_attr); + + resp.alt_dest.dlid = rdma_ah_get_dlid(&attr->alt_ah_attr); + resp.alt_dest.sl = rdma_ah_get_sl(&attr->alt_ah_attr); + resp.alt_dest.src_path_bits = rdma_ah_get_path_bits(&attr->alt_ah_attr); + resp.alt_dest.static_rate + = rdma_ah_get_static_rate(&attr->alt_ah_attr); + resp.alt_dest.is_global + = !!(rdma_ah_get_ah_flags(&attr->alt_ah_attr) & + IB_AH_GRH); if (resp.alt_dest.is_global) { - memcpy(resp.alt_dest.dgid, attr->alt_ah_attr.grh.dgid.raw, 16); - resp.alt_dest.flow_label = attr->alt_ah_attr.grh.flow_label; - resp.alt_dest.sgid_index = attr->alt_ah_attr.grh.sgid_index; - resp.alt_dest.hop_limit = attr->alt_ah_attr.grh.hop_limit; - resp.alt_dest.traffic_class = - attr->alt_ah_attr.grh.traffic_class; + grh = rdma_ah_read_grh(&attr->alt_ah_attr); + memcpy(resp.alt_dest.dgid, grh->dgid.raw, 16); + resp.alt_dest.flow_label = grh->flow_label; + resp.alt_dest.sgid_index = grh->sgid_index; + resp.alt_dest.hop_limit = grh->hop_limit; + resp.alt_dest.traffic_class = grh->traffic_class; } - resp.alt_dest.port_num = attr->alt_ah_attr.port_num; + resp.alt_dest.port_num = rdma_ah_get_port_num(&attr->alt_ah_attr); resp.max_send_wr = init_attr->cap.max_send_wr; resp.max_recv_wr = init_attr->cap.max_recv_wr; @@ -1949,41 +1955,42 @@ static int modify_qp(struct ib_uverbs_file *file, attr->rate_limit = cmd->rate_limit; if (cmd->base.dest.is_global) { - 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.ah_flags = IB_AH_GRH; + rdma_ah_set_grh(&attr->ah_attr, NULL, + cmd->base.dest.flow_label, + cmd->base.dest.sgid_index, + cmd->base.dest.hop_limit, + cmd->base.dest.traffic_class); + rdma_ah_set_dgid_raw(&attr->ah_attr, cmd->base.dest.dgid); } else { - attr->ah_attr.ah_flags = 0; + rdma_ah_set_ah_flags(&attr->ah_attr, 0); } - 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.port_num = cmd->base.dest.port_num; + rdma_ah_set_dlid(&attr->ah_attr, cmd->base.dest.dlid); + rdma_ah_set_sl(&attr->ah_attr, cmd->base.dest.sl); + rdma_ah_set_path_bits(&attr->ah_attr, cmd->base.dest.src_path_bits); + rdma_ah_set_static_rate(&attr->ah_attr, cmd->base.dest.static_rate); + rdma_ah_set_port_num(&attr->ah_attr, + cmd->base.dest.port_num); if (cmd->base.alt_dest.is_global) { - 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.ah_flags = IB_AH_GRH; + rdma_ah_set_grh(&attr->alt_ah_attr, NULL, + cmd->base.alt_dest.flow_label, + cmd->base.alt_dest.sgid_index, + cmd->base.alt_dest.hop_limit, + cmd->base.alt_dest.traffic_class); + rdma_ah_set_dgid_raw(&attr->alt_ah_attr, + cmd->base.alt_dest.dgid); } else { - attr->alt_ah_attr.ah_flags = 0; + rdma_ah_set_ah_flags(&attr->alt_ah_attr, 0); } - 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.port_num = cmd->base.alt_dest.port_num; + + rdma_ah_set_dlid(&attr->alt_ah_attr, cmd->base.alt_dest.dlid); + rdma_ah_set_sl(&attr->alt_ah_attr, cmd->base.alt_dest.sl); + rdma_ah_set_path_bits(&attr->alt_ah_attr, + cmd->base.alt_dest.src_path_bits); + rdma_ah_set_static_rate(&attr->alt_ah_attr, + cmd->base.alt_dest.static_rate); + rdma_ah_set_port_num(&attr->alt_ah_attr, + cmd->base.alt_dest.port_num); if (qp->real_qp == qp) { if (cmd->base.attr_mask & IB_QP_AV) { @@ -2522,6 +2529,7 @@ ssize_t ib_uverbs_create_ah(struct ib_uverbs_file *file, struct rdma_ah_attr attr; int ret; struct ib_udata udata; + u8 *dmac; if (out_len < sizeof resp) return -ENOSPC; @@ -2543,22 +2551,24 @@ ssize_t ib_uverbs_create_ah(struct ib_uverbs_file *file, goto err; } - attr.dlid = cmd.attr.dlid; - attr.sl = cmd.attr.sl; - attr.src_path_bits = cmd.attr.src_path_bits; - attr.static_rate = cmd.attr.static_rate; - attr.port_num = cmd.attr.port_num; - memset(&attr.dmac, 0, sizeof(attr.dmac)); + rdma_ah_set_dlid(&attr, cmd.attr.dlid); + rdma_ah_set_sl(&attr, cmd.attr.sl); + rdma_ah_set_path_bits(&attr, cmd.attr.src_path_bits); + rdma_ah_set_static_rate(&attr, cmd.attr.static_rate); + rdma_ah_set_port_num(&attr, cmd.attr.port_num); + if (cmd.attr.is_global) { - attr.ah_flags = IB_AH_GRH; - attr.grh.flow_label = cmd.attr.grh.flow_label; - attr.grh.sgid_index = cmd.attr.grh.sgid_index; - attr.grh.hop_limit = cmd.attr.grh.hop_limit; - attr.grh.traffic_class = cmd.attr.grh.traffic_class; - memcpy(attr.grh.dgid.raw, cmd.attr.grh.dgid, 16); + rdma_ah_set_grh(&attr, NULL, cmd.attr.grh.flow_label, + cmd.attr.grh.sgid_index, + cmd.attr.grh.hop_limit, + cmd.attr.grh.traffic_class); + rdma_ah_set_dgid_raw(&attr, cmd.attr.grh.dgid); } else { - attr.ah_flags = 0; + rdma_ah_set_ah_flags(&attr, 0); } + dmac = rdma_ah_retrieve_dmac(&attr); + if (dmac) + memset(dmac, 0, ETH_ALEN); ah = pd->device->create_ah(pd, &attr, &udata); diff --git a/drivers/infiniband/core/uverbs_marshall.c b/drivers/infiniband/core/uverbs_marshall.c index 090986f80db3..cb4ba16f830f 100644 --- a/drivers/infiniband/core/uverbs_marshall.c +++ b/drivers/infiniband/core/uverbs_marshall.c @@ -37,19 +37,22 @@ void ib_copy_ah_attr_to_user(struct ib_uverbs_ah_attr *dst, struct rdma_ah_attr *src) { memset(&dst->grh.reserved, 0, sizeof(dst->grh.reserved)); - dst->dlid = src->dlid; - dst->sl = src->sl; - dst->src_path_bits = src->src_path_bits; - dst->static_rate = src->static_rate; - dst->is_global = src->ah_flags & IB_AH_GRH ? 1 : 0; + dst->dlid = rdma_ah_get_dlid(src); + dst->sl = rdma_ah_get_sl(src); + dst->src_path_bits = rdma_ah_get_path_bits(src); + dst->static_rate = rdma_ah_get_static_rate(src); + dst->is_global = rdma_ah_get_ah_flags(src) & + IB_AH_GRH ? 1 : 0; if (dst->is_global) { - memcpy(dst->grh.dgid, src->grh.dgid.raw, sizeof(src->grh.dgid)); - dst->grh.flow_label = src->grh.flow_label; - dst->grh.sgid_index = src->grh.sgid_index; - dst->grh.hop_limit = src->grh.hop_limit; - dst->grh.traffic_class = src->grh.traffic_class; + const struct ib_global_route *grh = rdma_ah_read_grh(src); + + memcpy(dst->grh.dgid, grh->dgid.raw, sizeof(grh->dgid)); + dst->grh.flow_label = grh->flow_label; + dst->grh.sgid_index = grh->sgid_index; + dst->grh.hop_limit = grh->hop_limit; + dst->grh.traffic_class = grh->traffic_class; } - dst->port_num = src->port_num; + dst->port_num = rdma_ah_get_port_num(src); dst->reserved = 0; } EXPORT_SYMBOL(ib_copy_ah_attr_to_user); diff --git a/drivers/infiniband/core/verbs.c b/drivers/infiniband/core/verbs.c index a517a469c7d1..98869ebb5097 100644 --- a/drivers/infiniband/core/verbs.c +++ b/drivers/infiniband/core/verbs.c @@ -525,15 +525,12 @@ int ib_init_ah_from_wc(struct ib_device *device, u8 port_num, return ret; } - ah_attr->dlid = wc->slid; - ah_attr->sl = wc->sl; - ah_attr->src_path_bits = wc->dlid_path_bits; - ah_attr->port_num = port_num; + rdma_ah_set_dlid(ah_attr, wc->slid); + rdma_ah_set_sl(ah_attr, wc->sl); + rdma_ah_set_path_bits(ah_attr, wc->dlid_path_bits); + rdma_ah_set_port_num(ah_attr, port_num); if (wc->wc_flags & IB_WC_GRH) { - ah_attr->ah_flags = IB_AH_GRH; - ah_attr->grh.dgid = sgid; - if (!rdma_cap_eth_ah(device, port_num)) { if (dgid.global.interface_id != cpu_to_be64(IB_SA_WELL_KNOWN_GUID)) { ret = ib_find_cached_gid_by_port(device, &dgid, @@ -547,11 +544,12 @@ int ib_init_ah_from_wc(struct ib_device *device, u8 port_num, } } - ah_attr->grh.sgid_index = (u8) gid_index; flow_class = be32_to_cpu(grh->version_tclass_flow); - ah_attr->grh.flow_label = flow_class & 0xFFFFF; - ah_attr->grh.hop_limit = hoplimit; - ah_attr->grh.traffic_class = (flow_class >> 20) & 0xFF; + rdma_ah_set_grh(ah_attr, &sgid, + flow_class & 0xFFFFF, + (u8)gid_index, hoplimit, + (flow_class >> 20) & 0xFF); + } return 0; } @@ -1204,15 +1202,18 @@ int ib_resolve_eth_dmac(struct ib_device *device, struct rdma_ah_attr *ah_attr) { int ret = 0; + struct ib_global_route *grh; - if (!rdma_is_port_valid(device, ah_attr->port_num)) + if (!rdma_is_port_valid(device, rdma_ah_get_port_num(ah_attr))) return -EINVAL; - if (!rdma_cap_eth_ah(device, ah_attr->port_num)) + if (!rdma_cap_eth_ah(device, rdma_ah_get_port_num(ah_attr))) return 0; - 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, + grh = rdma_ah_retrieve_grh(ah_attr); + + if (rdma_link_local_addr((struct in6_addr *)grh->dgid.raw)) { + rdma_get_ll_mac((struct in6_addr *)grh->dgid.raw, ah_attr->dmac); } else { union ib_gid sgid; @@ -1221,8 +1222,8 @@ int ib_resolve_eth_dmac(struct ib_device *device, int hop_limit; ret = ib_query_gid(device, - ah_attr->port_num, - ah_attr->grh.sgid_index, + rdma_ah_get_port_num(ah_attr), + grh->sgid_index, &sgid, &sgid_attr); if (ret || !sgid_attr.ndev) { @@ -1233,14 +1234,14 @@ int ib_resolve_eth_dmac(struct ib_device *device, ifindex = sgid_attr.ndev->ifindex; - ret = rdma_addr_find_l2_eth_by_grh(&sgid, - &ah_attr->grh.dgid, - ah_attr->dmac, - NULL, &ifindex, &hop_limit); + ret = + rdma_addr_find_l2_eth_by_grh(&sgid, &grh->dgid, + ah_attr->dmac, + NULL, &ifindex, &hop_limit); dev_put(sgid_attr.ndev); - ah_attr->grh.hop_limit = hop_limit; + grh->hop_limit = hop_limit; } out: return ret; diff --git a/drivers/infiniband/hw/bnxt_re/ib_verbs.c b/drivers/infiniband/hw/bnxt_re/ib_verbs.c index a0670f445246..d2a710b0d8a2 100644 --- a/drivers/infiniband/hw/bnxt_re/ib_verbs.c +++ b/drivers/infiniband/hw/bnxt_re/ib_verbs.c @@ -530,13 +530,14 @@ struct ib_ah *bnxt_re_create_ah(struct ib_pd *ib_pd, struct bnxt_re_pd *pd = container_of(ib_pd, struct bnxt_re_pd, ib_pd); struct bnxt_re_dev *rdev = pd->rdev; struct bnxt_re_ah *ah; + const struct ib_global_route *grh = rdma_ah_read_grh(ah_attr); int rc; u16 vlan_tag; u8 nw_type; struct ib_gid_attr sgid_attr; - if (!(ah_attr->ah_flags & IB_AH_GRH)) { + if (!(rdma_ah_get_ah_flags(ah_attr) & IB_AH_GRH)) { dev_err(rdev_to_dev(rdev), "Failed to alloc AH: GRH not set"); return ERR_PTR(-EINVAL); } @@ -548,33 +549,33 @@ struct ib_ah *bnxt_re_create_ah(struct ib_pd *ib_pd, ah->qplib_ah.pd = &pd->qplib_pd; /* Supply the configuration for the HW */ - memcpy(ah->qplib_ah.dgid.data, ah_attr->grh.dgid.raw, + memcpy(ah->qplib_ah.dgid.data, grh->dgid.raw, sizeof(union ib_gid)); /* * If RoCE V2 is enabled, stack will have two entries for * each GID entry. Avoiding this duplicte entry in HW. Dividing * the GID index by 2 for RoCE V2 */ - ah->qplib_ah.sgid_index = ah_attr->grh.sgid_index / 2; - ah->qplib_ah.host_sgid_index = ah_attr->grh.sgid_index; - ah->qplib_ah.traffic_class = ah_attr->grh.traffic_class; - ah->qplib_ah.flow_label = ah_attr->grh.flow_label; - ah->qplib_ah.hop_limit = ah_attr->grh.hop_limit; - ah->qplib_ah.sl = ah_attr->sl; + ah->qplib_ah.sgid_index = grh->sgid_index / 2; + ah->qplib_ah.host_sgid_index = grh->sgid_index; + ah->qplib_ah.traffic_class = grh->traffic_class; + ah->qplib_ah.flow_label = grh->flow_label; + ah->qplib_ah.hop_limit = grh->hop_limit; + ah->qplib_ah.sl = rdma_ah_get_sl(ah_attr); if (ib_pd->uobject && !rdma_is_multicast_addr((struct in6_addr *) - ah_attr->grh.dgid.raw) && + grh->dgid.raw) && !rdma_link_local_addr((struct in6_addr *) - ah_attr->grh.dgid.raw)) { + grh->dgid.raw)) { union ib_gid sgid; rc = ib_get_cached_gid(&rdev->ibdev, 1, - ah_attr->grh.sgid_index, &sgid, + grh->sgid_index, &sgid, &sgid_attr); if (rc) { dev_err(rdev_to_dev(rdev), "Failed to query gid at index %d", - ah_attr->grh.sgid_index); + grh->sgid_index); goto fail; } if (sgid_attr.ndev) { @@ -595,7 +596,7 @@ struct ib_ah *bnxt_re_create_ah(struct ib_pd *ib_pd, ah->qplib_ah.nw_type = CMDQ_CREATE_AH_TYPE_V1; break; } - rc = rdma_addr_find_l2_eth_by_grh(&sgid, &ah_attr->grh.dgid, + rc = rdma_addr_find_l2_eth_by_grh(&sgid, &grh->dgid, ah_attr->dmac, &vlan_tag, &sgid_attr.ndev->ifindex, NULL); @@ -643,15 +644,14 @@ int bnxt_re_query_ah(struct ib_ah *ib_ah, struct rdma_ah_attr *ah_attr) { struct bnxt_re_ah *ah = container_of(ib_ah, struct bnxt_re_ah, ib_ah); - memcpy(ah_attr->grh.dgid.raw, ah->qplib_ah.dgid.data, - sizeof(union ib_gid)); - ah_attr->grh.sgid_index = ah->qplib_ah.host_sgid_index; - ah_attr->grh.traffic_class = ah->qplib_ah.traffic_class; - ah_attr->sl = ah->qplib_ah.sl; + rdma_ah_set_sl(ah_attr, ah->qplib_ah.sl); memcpy(ah_attr->dmac, ah->qplib_ah.dmac, ETH_ALEN); - ah_attr->ah_flags = IB_AH_GRH; - ah_attr->port_num = 1; - ah_attr->static_rate = 0; + rdma_ah_set_grh(ah_attr, NULL, 0, + ah->qplib_ah.host_sgid_index, + 0, ah->qplib_ah.traffic_class); + rdma_ah_set_dgid_raw(ah_attr, ah->qplib_ah.dgid.data); + rdma_ah_set_port_num(ah_attr, 1); + rdma_ah_set_static_rate(ah_attr, 0); return 0; } @@ -1258,6 +1258,9 @@ int bnxt_re_modify_qp(struct ib_qp *ib_qp, struct ib_qp_attr *qp_attr, qp->qplib_qp.qkey = qp_attr->qkey; } if (qp_attr_mask & IB_QP_AV) { + const struct ib_global_route *grh = + rdma_ah_read_grh(&qp_attr->ah_attr); + qp->qplib_qp.modify_flags |= CMDQ_MODIFY_QP_MODIFY_MASK_DGID | CMDQ_MODIFY_QP_MODIFY_MASK_FLOW_LABEL | CMDQ_MODIFY_QP_MODIFY_MASK_SGID_INDEX | @@ -1265,25 +1268,22 @@ int bnxt_re_modify_qp(struct ib_qp *ib_qp, struct ib_qp_attr *qp_attr, CMDQ_MODIFY_QP_MODIFY_MASK_TRAFFIC_CLASS | CMDQ_MODIFY_QP_MODIFY_MASK_DEST_MAC | CMDQ_MODIFY_QP_MODIFY_MASK_VLAN_ID; - memcpy(qp->qplib_qp.ah.dgid.data, qp_attr->ah_attr.grh.dgid.raw, + memcpy(qp->qplib_qp.ah.dgid.data, grh->dgid.raw, sizeof(qp->qplib_qp.ah.dgid.data)); - qp->qplib_qp.ah.flow_label = qp_attr->ah_attr.grh.flow_label; + qp->qplib_qp.ah.flow_label = grh->flow_label; /* If RoCE V2 is enabled, stack will have two entries for * each GID entry. Avoiding this duplicte entry in HW. Dividing * the GID index by 2 for RoCE V2 */ - qp->qplib_qp.ah.sgid_index = - qp_attr->ah_attr.grh.sgid_index / 2; - qp->qplib_qp.ah.host_sgid_index = - qp_attr->ah_attr.grh.sgid_index; - qp->qplib_qp.ah.hop_limit = qp_attr->ah_attr.grh.hop_limit; - qp->qplib_qp.ah.traffic_class = - qp_attr->ah_attr.grh.traffic_class; - qp->qplib_qp.ah.sl = qp_attr->ah_attr.sl; + qp->qplib_qp.ah.sgid_index = grh->sgid_index / 2; + qp->qplib_qp.ah.host_sgid_index = grh->sgid_index; + qp->qplib_qp.ah.hop_limit = grh->hop_limit; + qp->qplib_qp.ah.traffic_class = grh->traffic_class; + qp->qplib_qp.ah.sl = rdma_ah_get_sl(&qp_attr->ah_attr); ether_addr_copy(qp->qplib_qp.ah.dmac, qp_attr->ah_attr.dmac); status = ib_get_cached_gid(&rdev->ibdev, 1, - qp_attr->ah_attr.grh.sgid_index, + grh->sgid_index, &sgid, &sgid_attr); if (!status && sgid_attr.ndev) { memcpy(qp->qplib_qp.smac, sgid_attr.ndev->dev_addr, @@ -1423,13 +1423,12 @@ int bnxt_re_query_qp(struct ib_qp *ib_qp, struct ib_qp_attr *qp_attr, qp_attr->qp_access_flags = __to_ib_access_flags(qplib_qp.access); qp_attr->pkey_index = qplib_qp.pkey_index; qp_attr->qkey = qplib_qp.qkey; - memcpy(qp_attr->ah_attr.grh.dgid.raw, qplib_qp.ah.dgid.data, - sizeof(qplib_qp.ah.dgid.data)); - qp_attr->ah_attr.grh.flow_label = qplib_qp.ah.flow_label; - qp_attr->ah_attr.grh.sgid_index = qplib_qp.ah.host_sgid_index; - qp_attr->ah_attr.grh.hop_limit = qplib_qp.ah.hop_limit; - qp_attr->ah_attr.grh.traffic_class = qplib_qp.ah.traffic_class; - qp_attr->ah_attr.sl = qplib_qp.ah.sl; + rdma_ah_set_grh(&qp_attr->ah_attr, NULL, qplib_qp.ah.flow_label, + qplib_qp.ah.host_sgid_index, + qplib_qp.ah.hop_limit, + qplib_qp.ah.traffic_class); + rdma_ah_set_dgid_raw(&qp_attr->ah_attr, qplib_qp.ah.dgid.data); + rdma_ah_set_sl(&qp_attr->ah_attr, qplib_qp.ah.sl); ether_addr_copy(qp_attr->ah_attr.dmac, qplib_qp.ah.dmac); qp_attr->path_mtu = __to_ib_mtu(qplib_qp.path_mtu); qp_attr->timeout = qplib_qp.timeout; diff --git a/drivers/infiniband/hw/hfi1/driver.c b/drivers/infiniband/hw/hfi1/driver.c index 500b129ed565..527895487175 100644 --- a/drivers/infiniband/hw/hfi1/driver.c +++ b/drivers/infiniband/hw/hfi1/driver.c @@ -480,12 +480,12 @@ void hfi1_process_ecn_slowpath(struct rvt_qp *qp, struct hfi1_packet *pkt, (dlid != be16_to_cpu(IB_LID_PERMISSIVE)); break; case IB_QPT_UC: - rlid = qp->remote_ah_attr.dlid; + rlid = rdma_ah_get_dlid(&qp->remote_ah_attr); rqpn = qp->remote_qpn; svc_type = IB_CC_SVCTYPE_UC; break; case IB_QPT_RC: - rlid = qp->remote_ah_attr.dlid; + rlid = rdma_ah_get_dlid(&qp->remote_ah_attr); rqpn = qp->remote_qpn; svc_type = IB_CC_SVCTYPE_RC; break; diff --git a/drivers/infiniband/hw/hfi1/mad.c b/drivers/infiniband/hw/hfi1/mad.c index 836d00b04547..5977673a52d4 100644 --- a/drivers/infiniband/hw/hfi1/mad.c +++ b/drivers/infiniband/hw/hfi1/mad.c @@ -1166,9 +1166,9 @@ static int __subn_set_opa_portinfo(struct opa_smp *smp, u32 am, u8 *data, spin_lock_irqsave(&ibp->rvp.lock, flags); if (ibp->rvp.sm_ah) { if (smlid != ibp->rvp.sm_lid) - ibp->rvp.sm_ah->attr.dlid = smlid; + rdma_ah_set_dlid(&ibp->rvp.sm_ah->attr, smlid); if (msl != ibp->rvp.sm_sl) - ibp->rvp.sm_ah->attr.sl = msl; + rdma_ah_set_sl(&ibp->rvp.sm_ah->attr, msl); } spin_unlock_irqrestore(&ibp->rvp.lock, flags); if (smlid != ibp->rvp.sm_lid) diff --git a/drivers/infiniband/hw/hfi1/qp.c b/drivers/infiniband/hw/hfi1/qp.c index c4ebd097b20f..4573e4c9f35c 100644 --- a/drivers/infiniband/hw/hfi1/qp.c +++ b/drivers/infiniband/hw/hfi1/qp.c @@ -294,7 +294,7 @@ int hfi1_check_send_wqe(struct rvt_qp *qp, ah = ibah_to_rvtah(wqe->ud_wr.ah); if (wqe->length > (1 << ah->log_pmtu)) return -EINVAL; - if (ibp->sl_to_sc[ah->attr.sl] == 0xf) + if (ibp->sl_to_sc[rdma_ah_get_sl(&ah->attr)] == 0xf) return -EINVAL; default: break; @@ -631,8 +631,8 @@ void qp_iter_print(struct seq_file *s, struct qp_iter *iter) qp->s_tail, qp->s_head, qp->s_size, qp->s_avail, qp->remote_qpn, - qp->remote_ah_attr.dlid, - qp->remote_ah_attr.sl, + rdma_ah_get_dlid(&qp->remote_ah_attr), + rdma_ah_get_sl(&qp->remote_ah_attr), qp->pmtu, qp->s_retry, qp->s_retry_cnt, @@ -748,7 +748,7 @@ void hfi1_migrate_qp(struct rvt_qp *qp) qp->s_mig_state = IB_MIG_MIGRATED; qp->remote_ah_attr = qp->alt_ah_attr; - qp->port_num = qp->alt_ah_attr.port_num; + qp->port_num = rdma_ah_get_port_num(&qp->alt_ah_attr); qp->s_pkey_index = qp->s_alt_pkey_index; qp->s_flags |= RVT_S_AHG_CLEAR; priv->s_sc = ah_to_sc(qp->ibqp.device, &qp->remote_ah_attr); @@ -778,7 +778,7 @@ u32 mtu_from_qp(struct rvt_dev_info *rdi, struct rvt_qp *qp, u32 pmtu) u8 sc, vl; ibp = &dd->pport[qp->port_num - 1].ibport_data; - sc = ibp->sl_to_sc[qp->remote_ah_attr.sl]; + sc = ibp->sl_to_sc[rdma_ah_get_sl(&qp->remote_ah_attr)]; vl = sc_to_vlt(dd, sc); mtu = verbs_mtu_enum_to_int(qp->ibqp.device, pmtu); @@ -861,7 +861,7 @@ void hfi1_error_port_qps(struct hfi1_ibport *ibp, u8 sl) if (qp->port_num == ppd->port && (qp->ibqp.qp_type == IB_QPT_UC || qp->ibqp.qp_type == IB_QPT_RC) && - qp->remote_ah_attr.sl == sl && + rdma_ah_get_sl(&qp->remote_ah_attr) == sl && (ib_rvt_state_ops[qp->state] & RVT_POST_SEND_OK)) { spin_lock_irq(&qp->r_lock); diff --git a/drivers/infiniband/hw/hfi1/rc.c b/drivers/infiniband/hw/hfi1/rc.c index 9b3333fd9dc0..75a729cd0c3d 100644 --- a/drivers/infiniband/hw/hfi1/rc.c +++ b/drivers/infiniband/hw/hfi1/rc.c @@ -274,7 +274,7 @@ int hfi1_make_rc_req(struct rvt_qp *qp, struct hfi1_pkt_state *ps) goto bail_no_tx; ohdr = &ps->s_txreq->phdr.hdr.u.oth; - if (qp->remote_ah_attr.ah_flags & IB_AH_GRH) + if (rdma_ah_get_ah_flags(&qp->remote_ah_attr) & IB_AH_GRH) ohdr = &ps->s_txreq->phdr.hdr.u.l.oth; /* Sending responses has higher priority over sending requests. */ @@ -744,9 +744,10 @@ void hfi1_send_rc_ack(struct hfi1_ctxtdata *rcd, struct rvt_qp *qp, /* Construct the header */ /* header size in 32-bit words LRH+BTH+AETH = (8+12+4)/4 */ hwords = 6; - if (unlikely(qp->remote_ah_attr.ah_flags & IB_AH_GRH)) { + if (unlikely(rdma_ah_get_ah_flags(&qp->remote_ah_attr) & IB_AH_GRH)) { hwords += hfi1_make_grh(ibp, &hdr.u.l.grh, - &qp->remote_ah_attr.grh, hwords, 0); + rdma_ah_read_grh(&qp->remote_ah_attr), + hwords, 0); ohdr = &hdr.u.l.oth; lrh0 = HFI1_LRH_GRH; } else { @@ -763,14 +764,16 @@ void hfi1_send_rc_ack(struct hfi1_ctxtdata *rcd, struct rvt_qp *qp, IB_AETH_CREDIT_SHIFT)); else ohdr->u.aeth = rvt_compute_aeth(qp); - sc5 = ibp->sl_to_sc[qp->remote_ah_attr.sl]; + sc5 = ibp->sl_to_sc[rdma_ah_get_sl(&qp->remote_ah_attr)]; /* set PBC_DC_INFO bit (aka SC[4]) in pbc_flags */ pbc_flags |= ((!!(sc5 & 0x10)) << PBC_DC_INFO_SHIFT); - lrh0 |= (sc5 & 0xf) << 12 | (qp->remote_ah_attr.sl & 0xf) << 4; + lrh0 |= (sc5 & 0xf) << 12 | (rdma_ah_get_sl(&qp->remote_ah_attr) + & 0xf) << 4; hdr.lrh[0] = cpu_to_be16(lrh0); - hdr.lrh[1] = cpu_to_be16(qp->remote_ah_attr.dlid); + hdr.lrh[1] = cpu_to_be16(rdma_ah_get_dlid(&qp->remote_ah_attr)); hdr.lrh[2] = cpu_to_be16(hwords + SIZE_OF_CRC); - hdr.lrh[3] = cpu_to_be16(ppd->lid | qp->remote_ah_attr.src_path_bits); + hdr.lrh[3] = cpu_to_be16(ppd->lid | + rdma_ah_get_path_bits(&qp->remote_ah_attr)); ohdr->bth[0] = cpu_to_be32(bth0); ohdr->bth[1] = cpu_to_be32(qp->remote_qpn); ohdr->bth[1] |= cpu_to_be32((!!is_fecn) << IB_BECN_SHIFT); @@ -1100,10 +1103,11 @@ static struct rvt_swqe *do_rc_completion(struct rvt_qp *qp, */ if (ppd->dd->flags & HFI1_HAS_SEND_DMA) { struct sdma_engine *engine; + u8 sl = rdma_ah_get_sl(&qp->remote_ah_attr); u8 sc5; /* For now use sc to find engine */ - sc5 = ibp->sl_to_sc[qp->remote_ah_attr.sl]; + sc5 = ibp->sl_to_sc[sl]; engine = qp_to_sdma_engine(qp, sc5); sdma_engine_progress_schedule(engine); } @@ -2098,7 +2102,7 @@ send_last: wc.opcode = IB_WC_RECV; wc.qp = &qp->ibqp; wc.src_qp = qp->remote_qpn; - wc.slid = qp->remote_ah_attr.dlid; + wc.slid = rdma_ah_get_dlid(&qp->remote_ah_attr); /* * It seems that IB mandates the presence of an SL in a * work completion only for the UD transport (see section @@ -2110,7 +2114,7 @@ send_last: * * See also OPA Vol. 1, section 9.7.6, and table 9-17. */ - wc.sl = qp->remote_ah_attr.sl; + wc.sl = rdma_ah_get_sl(&qp->remote_ah_attr); /* zero fields that are N/A */ wc.vendor_err = 0; wc.pkey_index = 0; diff --git a/drivers/infiniband/hw/hfi1/ruc.c b/drivers/infiniband/hw/hfi1/ruc.c index ccf8d8037355..891ba0a81bbd 100644 --- a/drivers/infiniband/hw/hfi1/ruc.c +++ b/drivers/infiniband/hw/hfi1/ruc.c @@ -219,23 +219,28 @@ int hfi1_ruc_check_hdr(struct hfi1_ibport *ibp, struct ib_header *hdr, { __be64 guid; unsigned long flags; - u8 sc5 = ibp->sl_to_sc[qp->remote_ah_attr.sl]; + u8 sc5 = ibp->sl_to_sc[rdma_ah_get_sl(&qp->remote_ah_attr)]; if (qp->s_mig_state == IB_MIG_ARMED && (bth0 & IB_BTH_MIG_REQ)) { if (!has_grh) { - if (qp->alt_ah_attr.ah_flags & IB_AH_GRH) + if (rdma_ah_get_ah_flags(&qp->alt_ah_attr) & + IB_AH_GRH) goto err; } else { - if (!(qp->alt_ah_attr.ah_flags & IB_AH_GRH)) + const struct ib_global_route *grh; + + if (!(rdma_ah_get_ah_flags(&qp->alt_ah_attr) & + IB_AH_GRH)) goto err; - guid = get_sguid(ibp, qp->alt_ah_attr.grh.sgid_index); + grh = rdma_ah_read_grh(&qp->alt_ah_attr); + guid = get_sguid(ibp, grh->sgid_index); if (!gid_ok(&hdr->u.l.grh.dgid, ibp->rvp.gid_prefix, guid)) goto err; if (!gid_ok( &hdr->u.l.grh.sgid, - qp->alt_ah_attr.grh.dgid.global.subnet_prefix, - qp->alt_ah_attr.grh.dgid.global.interface_id)) + grh->dgid.global.subnet_prefix, + grh->dgid.global.interface_id)) goto err; } if (unlikely(rcv_pkey_check(ppd_from_ibp(ibp), (u16)bth0, sc5, @@ -249,28 +254,34 @@ int hfi1_ruc_check_hdr(struct hfi1_ibport *ibp, struct ib_header *hdr, goto err; } /* Validate the SLID. See Ch. 9.6.1.5 and 17.2.8 */ - if (ib_get_slid(hdr) != qp->alt_ah_attr.dlid || - ppd_from_ibp(ibp)->port != qp->alt_ah_attr.port_num) + if (ib_get_slid(hdr) != + rdma_ah_get_dlid(&qp->alt_ah_attr) || + ppd_from_ibp(ibp)->port != + rdma_ah_get_port_num(&qp->alt_ah_attr)) goto err; spin_lock_irqsave(&qp->s_lock, flags); hfi1_migrate_qp(qp); spin_unlock_irqrestore(&qp->s_lock, flags); } else { if (!has_grh) { - if (qp->remote_ah_attr.ah_flags & IB_AH_GRH) + if (rdma_ah_get_ah_flags(&qp->remote_ah_attr) & + IB_AH_GRH) goto err; } else { - if (!(qp->remote_ah_attr.ah_flags & IB_AH_GRH)) + const struct ib_global_route *grh; + + if (!(rdma_ah_get_ah_flags(&qp->remote_ah_attr) & + IB_AH_GRH)) goto err; - guid = get_sguid(ibp, - qp->remote_ah_attr.grh.sgid_index); + grh = rdma_ah_read_grh(&qp->remote_ah_attr); + guid = get_sguid(ibp, grh->sgid_index); if (!gid_ok(&hdr->u.l.grh.dgid, ibp->rvp.gid_prefix, guid)) goto err; if (!gid_ok( &hdr->u.l.grh.sgid, - qp->remote_ah_attr.grh.dgid.global.subnet_prefix, - qp->remote_ah_attr.grh.dgid.global.interface_id)) + grh->dgid.global.subnet_prefix, + grh->dgid.global.interface_id)) goto err; } if (unlikely(rcv_pkey_check(ppd_from_ibp(ibp), (u16)bth0, sc5, @@ -284,7 +295,8 @@ int hfi1_ruc_check_hdr(struct hfi1_ibport *ibp, struct ib_header *hdr, goto err; } /* Validate the SLID. See Ch. 9.6.1.5 */ - if (ib_get_slid(hdr) != qp->remote_ah_attr.dlid || + if (ib_get_slid(hdr) != + rdma_ah_get_dlid(&qp->remote_ah_attr) || ppd_from_ibp(ibp)->port != qp->port_num) goto err; if (qp->s_mig_state == IB_MIG_REARM && @@ -542,8 +554,8 @@ do_write: wc.byte_len = wqe->length; wc.qp = &qp->ibqp; wc.src_qp = qp->remote_qpn; - wc.slid = qp->remote_ah_attr.dlid; - wc.sl = qp->remote_ah_attr.sl; + wc.slid = rdma_ah_get_dlid(&qp->remote_ah_attr); + wc.sl = rdma_ah_get_sl(&qp->remote_ah_attr); wc.port_num = 1; /* Signal completion event if the solicited bit is set. */ rvt_cq_enter(ibcq_to_rvtcq(qp->ibqp.recv_cq), &wc, @@ -637,7 +649,7 @@ done: * Return the size of the header in 32 bit words. */ u32 hfi1_make_grh(struct hfi1_ibport *ibp, struct ib_grh *hdr, - struct ib_global_route *grh, u32 hwords, u32 nwords) + const struct ib_global_route *grh, u32 hwords, u32 nwords) { hdr->version_tclass_flow = cpu_to_be32((IB_GRH_VERSION << IB_GRH_VERSION_SHIFT) | @@ -731,15 +743,17 @@ void hfi1_make_ruc_header(struct rvt_qp *qp, struct ib_other_headers *ohdr, extra_bytes = -ps->s_txreq->s_cur_size & 3; nwords = (ps->s_txreq->s_cur_size + extra_bytes) >> 2; lrh0 = HFI1_LRH_BTH; - if (unlikely(qp->remote_ah_attr.ah_flags & IB_AH_GRH)) { - qp->s_hdrwords += hfi1_make_grh(ibp, - &ps->s_txreq->phdr.hdr.u.l.grh, - &qp->remote_ah_attr.grh, - qp->s_hdrwords, nwords); + if (unlikely(rdma_ah_get_ah_flags(&qp->remote_ah_attr) & IB_AH_GRH)) { + qp->s_hdrwords += + hfi1_make_grh(ibp, + &ps->s_txreq->phdr.hdr.u.l.grh, + rdma_ah_read_grh(&qp->remote_ah_attr), + qp->s_hdrwords, nwords); lrh0 = HFI1_LRH_GRH; middle = 0; } - lrh0 |= (priv->s_sc & 0xf) << 12 | (qp->remote_ah_attr.sl & 0xf) << 4; + lrh0 |= (priv->s_sc & 0xf) << 12 | + (rdma_ah_get_sl(&qp->remote_ah_attr) & 0xf) << 4; /* * reset s_ahg/AHG fields * @@ -763,11 +777,13 @@ void hfi1_make_ruc_header(struct rvt_qp *qp, struct ib_other_headers *ohdr, else qp->s_flags &= ~RVT_S_AHG_VALID; ps->s_txreq->phdr.hdr.lrh[0] = cpu_to_be16(lrh0); - ps->s_txreq->phdr.hdr.lrh[1] = cpu_to_be16(qp->remote_ah_attr.dlid); + ps->s_txreq->phdr.hdr.lrh[1] = + cpu_to_be16(rdma_ah_get_dlid(&qp->remote_ah_attr)); ps->s_txreq->phdr.hdr.lrh[2] = cpu_to_be16(qp->s_hdrwords + nwords + SIZE_OF_CRC); - ps->s_txreq->phdr.hdr.lrh[3] = cpu_to_be16(ppd_from_ibp(ibp)->lid | - qp->remote_ah_attr.src_path_bits); + ps->s_txreq->phdr.hdr.lrh[3] = + cpu_to_be16(ppd_from_ibp(ibp)->lid | + rdma_ah_get_path_bits(&qp->remote_ah_attr)); bth0 |= hfi1_get_pkey(ibp, qp->s_pkey_index); bth0 |= extra_bytes << 20; ohdr->bth[0] = cpu_to_be32(bth0); @@ -821,9 +837,9 @@ void hfi1_do_send(struct rvt_qp *qp, bool in_thread) switch (qp->ibqp.qp_type) { case IB_QPT_RC: - if (!loopback && ((qp->remote_ah_attr.dlid & ~((1 << ps.ppd->lmc - ) - 1)) == - ps.ppd->lid)) { + if (!loopback && ((rdma_ah_get_dlid(&qp->remote_ah_attr) & + ~((1 << ps.ppd->lmc) - 1)) == + ps.ppd->lid)) { ruc_loopback(qp); return; } @@ -831,9 +847,9 @@ void hfi1_do_send(struct rvt_qp *qp, bool in_thread) timeout_int = (qp->timeout_jiffies); break; case IB_QPT_UC: - if (!loopback && ((qp->remote_ah_attr.dlid & ~((1 << ps.ppd->lmc - ) - 1)) == - ps.ppd->lid)) { + if (!loopback && ((rdma_ah_get_dlid(&qp->remote_ah_attr) & + ~((1 << ps.ppd->lmc) - 1)) == + ps.ppd->lid)) { ruc_loopback(qp); return; } diff --git a/drivers/infiniband/hw/hfi1/uc.c b/drivers/infiniband/hw/hfi1/uc.c index f0bdb100e005..5da1e4546543 100644 --- a/drivers/infiniband/hw/hfi1/uc.c +++ b/drivers/infiniband/hw/hfi1/uc.c @@ -94,7 +94,7 @@ int hfi1_make_uc_req(struct rvt_qp *qp, struct hfi1_pkt_state *ps) } ohdr = &ps->s_txreq->phdr.hdr.u.oth; - if (qp->remote_ah_attr.ah_flags & IB_AH_GRH) + if (rdma_ah_get_ah_flags(&qp->remote_ah_attr) & IB_AH_GRH) ohdr = &ps->s_txreq->phdr.hdr.u.l.oth; /* Get the next send request. */ @@ -451,7 +451,7 @@ last_imm: wc.status = IB_WC_SUCCESS; wc.qp = &qp->ibqp; wc.src_qp = qp->remote_qpn; - wc.slid = qp->remote_ah_attr.dlid; + wc.slid = rdma_ah_get_dlid(&qp->remote_ah_attr); /* * It seems that IB mandates the presence of an SL in a * work completion only for the UD transport (see section @@ -463,7 +463,7 @@ last_imm: * * See also OPA Vol. 1, section 9.7.6, and table 9-17. */ - wc.sl = qp->remote_ah_attr.sl; + wc.sl = rdma_ah_get_sl(&qp->remote_ah_attr); /* zero fields that are N/A */ wc.vendor_err = 0; wc.pkey_index = 0; diff --git a/drivers/infiniband/hw/hfi1/ud.c b/drivers/infiniband/hw/hfi1/ud.c index 7a438a582916..6a4e95cefae5 100644 --- a/drivers/infiniband/hw/hfi1/ud.c +++ b/drivers/infiniband/hw/hfi1/ud.c @@ -103,17 +103,17 @@ static void ud_loopback(struct rvt_qp *sqp, struct rvt_swqe *swqe) if (qp->ibqp.qp_num > 1) { u16 pkey; u16 slid; - u8 sc5 = ibp->sl_to_sc[ah_attr->sl]; + u8 sc5 = ibp->sl_to_sc[rdma_ah_get_sl(ah_attr)]; pkey = hfi1_get_pkey(ibp, sqp->s_pkey_index); - slid = ppd->lid | (ah_attr->src_path_bits & + slid = ppd->lid | (rdma_ah_get_path_bits(ah_attr) & ((1 << ppd->lmc) - 1)); if (unlikely(ingress_pkey_check(ppd, pkey, sc5, qp->s_pkey_index, slid))) { hfi1_bad_pqkey(ibp, OPA_TRAP_BAD_P_KEY, pkey, - ah_attr->sl, + rdma_ah_get_sl(ah_attr), sqp->ibqp.qp_num, qp->ibqp.qp_num, - slid, ah_attr->dlid); + slid, rdma_ah_get_dlid(ah_attr)); goto drop; } } @@ -131,13 +131,13 @@ static void ud_loopback(struct rvt_qp *sqp, struct rvt_swqe *swqe) if (unlikely(qkey != qp->qkey)) { u16 lid; - lid = ppd->lid | (ah_attr->src_path_bits & + lid = ppd->lid | (rdma_ah_get_path_bits(ah_attr) & ((1 << ppd->lmc) - 1)); hfi1_bad_pqkey(ibp, OPA_TRAP_BAD_Q_KEY, qkey, - ah_attr->sl, + rdma_ah_get_sl(ah_attr), sqp->ibqp.qp_num, qp->ibqp.qp_num, lid, - ah_attr->dlid); + rdma_ah_get_dlid(ah_attr)); goto drop; } } @@ -183,11 +183,11 @@ static void ud_loopback(struct rvt_qp *sqp, struct rvt_swqe *swqe) goto bail_unlock; } - if (ah_attr->ah_flags & IB_AH_GRH) { + if (rdma_ah_get_ah_flags(ah_attr) & IB_AH_GRH) { struct ib_grh grh; - struct ib_global_route grd = ah_attr->grh; + const struct ib_global_route *grd = rdma_ah_read_grh(ah_attr); - hfi1_make_grh(ibp, &grh, &grd, 0, 0); + hfi1_make_grh(ibp, &grh, grd, 0, 0); hfi1_copy_sge(&qp->r_sge, &grh, sizeof(grh), true, false); wc.wc_flags |= IB_WC_GRH; @@ -243,12 +243,13 @@ static void ud_loopback(struct rvt_qp *sqp, struct rvt_swqe *swqe) } else { wc.pkey_index = 0; } - wc.slid = ppd->lid | (ah_attr->src_path_bits & ((1 << ppd->lmc) - 1)); + wc.slid = ppd->lid | (rdma_ah_get_path_bits(ah_attr) & + ((1 << ppd->lmc) - 1)); /* Check for loopback when the port lid is not set */ if (wc.slid == 0 && sqp->ibqp.qp_type == IB_QPT_GSI) wc.slid = be16_to_cpu(IB_LID_PERMISSIVE); - wc.sl = ah_attr->sl; - wc.dlid_path_bits = ah_attr->dlid & ((1 << ppd->lmc) - 1); + wc.sl = rdma_ah_get_sl(ah_attr); + wc.dlid_path_bits = rdma_ah_get_dlid(ah_attr) & ((1 << ppd->lmc) - 1); wc.port_num = qp->port_num; /* Signal completion event if the solicited bit is set. */ rvt_cq_enter(ibcq_to_rvtcq(qp->ibqp.recv_cq), &wc, @@ -319,9 +320,9 @@ int hfi1_make_ud_req(struct rvt_qp *qp, struct hfi1_pkt_state *ps) ibp = to_iport(qp->ibqp.device, qp->port_num); ppd = ppd_from_ibp(ibp); ah_attr = &ibah_to_rvtah(wqe->ud_wr.ah)->attr; - if (ah_attr->dlid < be16_to_cpu(IB_MULTICAST_LID_BASE) || - ah_attr->dlid == be16_to_cpu(IB_LID_PERMISSIVE)) { - lid = ah_attr->dlid & ~((1 << ppd->lmc) - 1); + if (rdma_ah_get_dlid(ah_attr) < be16_to_cpu(IB_MULTICAST_LID_BASE) || + rdma_ah_get_dlid(ah_attr) == be16_to_cpu(IB_LID_PERMISSIVE)) { + lid = rdma_ah_get_dlid(ah_attr) & ~((1 << ppd->lmc) - 1); if (unlikely(!loopback && (lid == ppd->lid || (lid == be16_to_cpu(IB_LID_PERMISSIVE) && @@ -356,7 +357,7 @@ int hfi1_make_ud_req(struct rvt_qp *qp, struct hfi1_pkt_state *ps) qp->s_hdrwords = 7; ps->s_txreq->s_cur_size = wqe->length; ps->s_txreq->ss = &qp->s_sge; - qp->s_srate = ah_attr->static_rate; + qp->s_srate = rdma_ah_get_static_rate(ah_attr); qp->srate_mbps = ib_rate_to_mbps(qp->s_srate); qp->s_wqe = wqe; qp->s_sge.sge = wqe->sg_list[0]; @@ -364,11 +365,11 @@ int hfi1_make_ud_req(struct rvt_qp *qp, struct hfi1_pkt_state *ps) qp->s_sge.num_sge = wqe->wr.num_sge; qp->s_sge.total_len = wqe->length; - if (ah_attr->ah_flags & IB_AH_GRH) { + if (rdma_ah_get_ah_flags(ah_attr) & IB_AH_GRH) { /* Header size in 32-bit words. */ qp->s_hdrwords += hfi1_make_grh(ibp, &ps->s_txreq->phdr.hdr.u.l.grh, - &ah_attr->grh, + rdma_ah_read_grh(ah_attr), qp->s_hdrwords, nwords); lrh0 = HFI1_LRH_GRH; ohdr = &ps->s_txreq->phdr.hdr.u.l.oth; @@ -388,8 +389,8 @@ int hfi1_make_ud_req(struct rvt_qp *qp, struct hfi1_pkt_state *ps) } else { bth0 = IB_OPCODE_UD_SEND_ONLY << 24; } - sc5 = ibp->sl_to_sc[ah_attr->sl]; - lrh0 |= (ah_attr->sl & 0xf) << 4; + sc5 = ibp->sl_to_sc[rdma_ah_get_sl(ah_attr)]; + lrh0 |= (rdma_ah_get_sl(ah_attr) & 0xf) << 4; if (qp->ibqp.qp_type == IB_QPT_SMI) { lrh0 |= 0xF000; /* Set VL (see ch. 13.5.3.1) */ priv->s_sc = 0xf; @@ -402,15 +403,17 @@ int hfi1_make_ud_req(struct rvt_qp *qp, struct hfi1_pkt_state *ps) priv->s_sendcontext = qp_to_send_context(qp, priv->s_sc); ps->s_txreq->psc = priv->s_sendcontext; ps->s_txreq->phdr.hdr.lrh[0] = cpu_to_be16(lrh0); - ps->s_txreq->phdr.hdr.lrh[1] = cpu_to_be16(ah_attr->dlid); + ps->s_txreq->phdr.hdr.lrh[1] = + cpu_to_be16(rdma_ah_get_dlid(ah_attr)); ps->s_txreq->phdr.hdr.lrh[2] = cpu_to_be16(qp->s_hdrwords + nwords + SIZE_OF_CRC); - if (ah_attr->dlid == be16_to_cpu(IB_LID_PERMISSIVE)) { + if (rdma_ah_get_dlid(ah_attr) == be16_to_cpu(IB_LID_PERMISSIVE)) { ps->s_txreq->phdr.hdr.lrh[3] = IB_LID_PERMISSIVE; } else { lid = ppd->lid; if (lid) { - lid |= ah_attr->src_path_bits & ((1 << ppd->lmc) - 1); + lid |= rdma_ah_get_path_bits(ah_attr) & + ((1 << ppd->lmc) - 1); ps->s_txreq->phdr.hdr.lrh[3] = cpu_to_be16(lid); } else { ps->s_txreq->phdr.hdr.lrh[3] = IB_LID_PERMISSIVE; diff --git a/drivers/infiniband/hw/hfi1/verbs.c b/drivers/infiniband/hw/hfi1/verbs.c index 3cd11222456a..4c2a77e17a54 100644 --- a/drivers/infiniband/hw/hfi1/verbs.c +++ b/drivers/infiniband/hw/hfi1/verbs.c @@ -1461,9 +1461,9 @@ static int hfi1_get_guid_be(struct rvt_dev_info *rdi, struct rvt_ibport *rvp, */ u8 ah_to_sc(struct ib_device *ibdev, struct rdma_ah_attr *ah) { - struct hfi1_ibport *ibp = to_iport(ibdev, ah->port_num); + struct hfi1_ibport *ibp = to_iport(ibdev, rdma_ah_get_port_num(ah)); - return ibp->sl_to_sc[ah->sl]; + return ibp->sl_to_sc[rdma_ah_get_sl(ah)]; } static int hfi1_check_ah(struct ib_device *ibdev, struct rdma_ah_attr *ah_attr) @@ -1474,9 +1474,9 @@ static int hfi1_check_ah(struct ib_device *ibdev, struct rdma_ah_attr *ah_attr) u8 sc5; /* test the mapping for validity */ - ibp = to_iport(ibdev, ah_attr->port_num); + ibp = to_iport(ibdev, rdma_ah_get_port_num(ah_attr)); ppd = ppd_from_ibp(ibp); - sc5 = ibp->sl_to_sc[ah_attr->sl]; + sc5 = ibp->sl_to_sc[rdma_ah_get_sl(ah_attr)]; dd = dd_from_ppd(ppd); if (sc_to_vlt(dd, sc5) > num_vls && sc_to_vlt(dd, sc5) != 0xf) return -EINVAL; @@ -1497,9 +1497,9 @@ static void hfi1_notify_new_ah(struct ib_device *ibdev, * done being setup. We can however modify things which we need to set. */ - ibp = to_iport(ibdev, ah_attr->port_num); + ibp = to_iport(ibdev, rdma_ah_get_port_num(ah_attr)); ppd = ppd_from_ibp(ibp); - sc5 = ibp->sl_to_sc[ah->attr.sl]; + sc5 = ibp->sl_to_sc[rdma_ah_get_sl(&ah->attr)]; dd = dd_from_ppd(ppd); ah->vl = sc_to_vlt(dd, sc5); if (ah->vl < num_vls || ah->vl == 15) @@ -1513,8 +1513,8 @@ struct ib_ah *hfi1_create_qp0_ah(struct hfi1_ibport *ibp, u16 dlid) struct rvt_qp *qp0; memset(&attr, 0, sizeof(attr)); - attr.dlid = dlid; - attr.port_num = ppd_from_ibp(ibp)->port; + rdma_ah_set_dlid(&attr, dlid); + rdma_ah_set_port_num(&attr, ppd_from_ibp(ibp)->port); rcu_read_lock(); qp0 = rcu_dereference(ibp->rvp.qp[0]); if (qp0) @@ -1913,12 +1913,12 @@ void hfi1_cnp_rcv(struct hfi1_packet *packet) switch (packet->qp->ibqp.qp_type) { case IB_QPT_UC: - rlid = qp->remote_ah_attr.dlid; + rlid = rdma_ah_get_dlid(&qp->remote_ah_attr); rqpn = qp->remote_qpn; svc_type = IB_CC_SVCTYPE_UC; break; case IB_QPT_RC: - rlid = qp->remote_ah_attr.dlid; + rlid = rdma_ah_get_dlid(&qp->remote_ah_attr); rqpn = qp->remote_qpn; svc_type = IB_CC_SVCTYPE_RC; break; diff --git a/drivers/infiniband/hw/hfi1/verbs.h b/drivers/infiniband/hw/hfi1/verbs.h index fb7f0a234fdd..52ff275caf54 100644 --- a/drivers/infiniband/hw/hfi1/verbs.h +++ b/drivers/infiniband/hw/hfi1/verbs.h @@ -347,7 +347,7 @@ int hfi1_ruc_check_hdr(struct hfi1_ibport *ibp, struct ib_header *hdr, int has_grh, struct rvt_qp *qp, u32 bth0); u32 hfi1_make_grh(struct hfi1_ibport *ibp, struct ib_grh *hdr, - struct ib_global_route *grh, u32 hwords, u32 nwords); + const struct ib_global_route *grh, u32 hwords, u32 nwords); void hfi1_make_ruc_header(struct rvt_qp *qp, struct ib_other_headers *ohdr, u32 bth0, u32 bth2, int middle, diff --git a/drivers/infiniband/hw/hns/hns_roce_ah.c b/drivers/infiniband/hw/hns/hns_roce_ah.c index 214c9b4195f4..f78a733a63ec 100644 --- a/drivers/infiniband/hw/hns/hns_roce_ah.c +++ b/drivers/infiniband/hw/hns/hns_roce_ah.c @@ -49,6 +49,7 @@ struct ib_ah *hns_roce_create_ah(struct ib_pd *ibpd, struct hns_roce_ah *ah; u16 vlan_tag = 0xffff; struct in6_addr in6; + const struct ib_global_route *grh = rdma_ah_read_grh(ah_attr); union ib_gid sgid; int ret; @@ -57,15 +58,20 @@ struct ib_ah *hns_roce_create_ah(struct ib_pd *ibpd, return ERR_PTR(-ENOMEM); /* Get mac address */ - memcpy(&in6, ah_attr->grh.dgid.raw, sizeof(ah_attr->grh.dgid.raw)); - if (rdma_is_multicast_addr(&in6)) + memcpy(&in6, grh->dgid.raw, sizeof(grh->dgid.raw)); + if (rdma_is_multicast_addr(&in6)) { rdma_get_mcast_mac(&in6, ah->av.mac); - else - memcpy(ah->av.mac, ah_attr->dmac, sizeof(ah_attr->dmac)); + } else { + u8 *dmac = rdma_ah_retrieve_dmac(ah_attr); + + if (!dmac) + return ERR_PTR(-EINVAL); + memcpy(ah->av.mac, dmac, ETH_ALEN); + } /* Get source gid */ - ret = ib_get_cached_gid(ibpd->device, ah_attr->port_num, - ah_attr->grh.sgid_index, &sgid, &gid_attr); + ret = ib_get_cached_gid(ibpd->device, rdma_ah_get_port_num(ah_attr), + grh->sgid_index, &sgid, &gid_attr); if (ret) { dev_err(dev, "get sgid failed! ret = %d\n", ret); kfree(ah); @@ -79,21 +85,23 @@ struct ib_ah *hns_roce_create_ah(struct ib_pd *ibpd, } if (vlan_tag < 0x1000) - vlan_tag |= (ah_attr->sl & HNS_ROCE_VLAN_SL_BIT_MASK) << + vlan_tag |= (rdma_ah_get_sl(ah_attr) & + HNS_ROCE_VLAN_SL_BIT_MASK) << HNS_ROCE_VLAN_SL_SHIFT; - ah->av.port_pd = cpu_to_be32(to_hr_pd(ibpd)->pdn | (ah_attr->port_num << + ah->av.port_pd = cpu_to_be32(to_hr_pd(ibpd)->pdn | + (rdma_ah_get_port_num(ah_attr) << HNS_ROCE_PORT_NUM_SHIFT)); - ah->av.gid_index = ah_attr->grh.sgid_index; + ah->av.gid_index = grh->sgid_index; ah->av.vlan = cpu_to_le16(vlan_tag); dev_dbg(dev, "gid_index = 0x%x,vlan = 0x%x\n", ah->av.gid_index, ah->av.vlan); - if (ah_attr->static_rate) + if (rdma_ah_get_static_rate(ah_attr)) ah->av.stat_rate = IB_RATE_10_GBPS; - memcpy(ah->av.dgid, ah_attr->grh.dgid.raw, HNS_ROCE_GID_SIZE); - ah->av.sl_tclass_flowlabel = cpu_to_le32(ah_attr->sl << + memcpy(ah->av.dgid, grh->dgid.raw, HNS_ROCE_GID_SIZE); + ah->av.sl_tclass_flowlabel = cpu_to_le32(rdma_ah_get_sl(ah_attr) << HNS_ROCE_SL_SHIFT); return &ah->ibah; @@ -105,19 +113,18 @@ int hns_roce_query_ah(struct ib_ah *ibah, struct rdma_ah_attr *ah_attr) memset(ah_attr, 0, sizeof(*ah_attr)); - ah_attr->sl = le32_to_cpu(ah->av.sl_tclass_flowlabel) >> - HNS_ROCE_SL_SHIFT; - ah_attr->port_num = le32_to_cpu(ah->av.port_pd) >> - HNS_ROCE_PORT_NUM_SHIFT; - ah_attr->static_rate = ah->av.stat_rate; - ah_attr->ah_flags = IB_AH_GRH; - ah_attr->grh.traffic_class = le32_to_cpu(ah->av.sl_tclass_flowlabel) >> - HNS_ROCE_TCLASS_SHIFT; - ah_attr->grh.flow_label = le32_to_cpu(ah->av.sl_tclass_flowlabel) & - HNS_ROCE_FLOW_LABLE_MASK; - ah_attr->grh.hop_limit = ah->av.hop_limit; - ah_attr->grh.sgid_index = ah->av.gid_index; - memcpy(ah_attr->grh.dgid.raw, ah->av.dgid, HNS_ROCE_GID_SIZE); + rdma_ah_set_sl(ah_attr, (le32_to_cpu(ah->av.sl_tclass_flowlabel) >> + HNS_ROCE_SL_SHIFT)); + rdma_ah_set_port_num(ah_attr, (le32_to_cpu(ah->av.port_pd) >> + HNS_ROCE_PORT_NUM_SHIFT)); + rdma_ah_set_static_rate(ah_attr, ah->av.stat_rate); + rdma_ah_set_grh(ah_attr, NULL, + (le32_to_cpu(ah->av.sl_tclass_flowlabel) & + HNS_ROCE_FLOW_LABLE_MASK), ah->av.gid_index, + ah->av.hop_limit, + (le32_to_cpu(ah->av.sl_tclass_flowlabel) >> + HNS_ROCE_TCLASS_SHIFT)); + rdma_ah_set_dgid_raw(ah_attr, ah->av.dgid); return 0; } diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v1.c b/drivers/infiniband/hw/hns/hns_roce_hw_v1.c index e637beb209f7..f4ca9623ced4 100644 --- a/drivers/infiniband/hw/hns/hns_roce_hw_v1.c +++ b/drivers/infiniband/hw/hns/hns_roce_hw_v1.c @@ -658,6 +658,7 @@ static int hns_roce_v1_rsv_lp_qp(struct hns_roce_dev *hr_dev) struct hns_roce_qp *hr_qp; struct ib_cq *cq; struct ib_pd *pd; + union ib_gid dgid; u64 subnet_prefix; int attr_mask = 0; int i; @@ -708,12 +709,8 @@ static int hns_roce_v1_rsv_lp_qp(struct hns_roce_dev *hr_dev) attr.rnr_retry = 7; attr.timeout = 0x12; attr.path_mtu = IB_MTU_256; - attr.ah_attr.ah_flags = 1; - attr.ah_attr.static_rate = 3; - attr.ah_attr.grh.sgid_index = 0; - attr.ah_attr.grh.hop_limit = 1; - attr.ah_attr.grh.flow_label = 0; - attr.ah_attr.grh.traffic_class = 0; + rdma_ah_set_grh(&attr.ah_attr, NULL, 0, 0, 1, 0); + rdma_ah_set_static_rate(&attr.ah_attr, 3); subnet_prefix = cpu_to_be64(0xfe80000000000000LL); for (i = 0; i < HNS_ROCE_V1_RESV_QP; i++) { @@ -742,24 +739,22 @@ static int hns_roce_v1_rsv_lp_qp(struct hns_roce_dev *hr_dev) hr_qp->ibqp.recv_cq = cq; hr_qp->ibqp.send_cq = cq; - attr.ah_attr.port_num = phy_port + 1; - attr.ah_attr.sl = sl; + rdma_ah_set_port_num(&attr.ah_attr, phy_port + 1); + rdma_ah_set_sl(&attr.ah_attr, phy_port + 1); attr.port_num = phy_port + 1; attr.dest_qp_num = hr_qp->qpn; - memcpy(attr.ah_attr.dmac, hr_dev->dev_addr[phy_port], + memcpy(rdma_ah_retrieve_dmac(&attr.ah_attr), + hr_dev->dev_addr[phy_port], MAC_ADDR_OCTET_NUM); - memcpy(attr.ah_attr.grh.dgid.raw, - &subnet_prefix, sizeof(u64)); - memcpy(&attr.ah_attr.grh.dgid.raw[8], - hr_dev->dev_addr[phy_port], 3); - memcpy(&attr.ah_attr.grh.dgid.raw[13], - hr_dev->dev_addr[phy_port] + 3, 3); - attr.ah_attr.grh.dgid.raw[11] = 0xff; - attr.ah_attr.grh.dgid.raw[12] = 0xfe; - attr.ah_attr.grh.dgid.raw[8] ^= 2; - + memcpy(&dgid.raw, &subnet_prefix, sizeof(u64)); + memcpy(&dgid.raw[8], hr_dev->dev_addr[phy_port], 3); + memcpy(&dgid.raw[13], hr_dev->dev_addr[phy_port] + 3, 3); + dgid.raw[11] = 0xff; + dgid.raw[12] = 0xfe; + dgid.raw[8] ^= 2; + rdma_ah_set_dgid_raw(&attr.ah_attr, dgid.raw); attr_mask |= IB_QP_PORT; ret = hr_dev->hw->modify_qp(&hr_qp->ibqp, &attr, attr_mask, @@ -2567,6 +2562,7 @@ static int hns_roce_v1_m_qp(struct ib_qp *ibqp, const struct ib_qp_attr *attr, struct hns_roce_qp *hr_qp = to_hr_qp(ibqp); struct device *dev = &hr_dev->pdev->dev; struct hns_roce_qp_context *context; + const struct ib_global_route *grh = rdma_ah_read_grh(&attr->ah_attr); dma_addr_t dma_handle_2 = 0; dma_addr_t dma_handle = 0; uint32_t doorbell[2] = {0}; @@ -2575,6 +2571,7 @@ static int hns_roce_v1_m_qp(struct ib_qp *ibqp, const struct ib_qp_attr *attr, int ret = -EINVAL; u64 *mtts = NULL; int port; + u8 port_num; u8 *dmac; u8 *smac; @@ -2782,7 +2779,7 @@ static int hns_roce_v1_m_qp(struct ib_qp *ibqp, const struct ib_qp_attr *attr, roce_set_bit(context->qpc_bytes_32, QP_CONTEXT_QPC_BYTE_32_GLOBAL_HEADER_S, - attr->ah_attr.ah_flags); + rdma_ah_get_ah_flags(&attr->ah_attr)); roce_set_field(context->qpc_bytes_32, QP_CONTEXT_QPC_BYTES_32_RESPONDER_RESOURCES_M, QP_CONTEXT_QPC_BYTES_32_RESPONDER_RESOURCES_S, @@ -2794,12 +2791,13 @@ static int hns_roce_v1_m_qp(struct ib_qp *ibqp, const struct ib_qp_attr *attr, attr->dest_qp_num); /* Configure GID index */ + port_num = rdma_ah_get_port_num(&attr->ah_attr); roce_set_field(context->qpc_bytes_36, QP_CONTEXT_QPC_BYTES_36_SGID_INDEX_M, QP_CONTEXT_QPC_BYTES_36_SGID_INDEX_S, - hns_get_gid_index(hr_dev, - attr->ah_attr.port_num - 1, - attr->ah_attr.grh.sgid_index)); + hns_get_gid_index(hr_dev, + port_num - 1, + grh->sgid_index)); memcpy(&(context->dmac_l), dmac, 4); @@ -2810,26 +2808,26 @@ static int hns_roce_v1_m_qp(struct ib_qp *ibqp, const struct ib_qp_attr *attr, roce_set_field(context->qpc_bytes_44, QP_CONTEXT_QPC_BYTES_44_MAXIMUM_STATIC_RATE_M, QP_CONTEXT_QPC_BYTES_44_MAXIMUM_STATIC_RATE_S, - attr->ah_attr.static_rate); + rdma_ah_get_static_rate(&attr->ah_attr)); roce_set_field(context->qpc_bytes_44, QP_CONTEXT_QPC_BYTES_44_HOPLMT_M, QP_CONTEXT_QPC_BYTES_44_HOPLMT_S, - attr->ah_attr.grh.hop_limit); + grh->hop_limit); roce_set_field(context->qpc_bytes_48, QP_CONTEXT_QPC_BYTES_48_FLOWLABEL_M, QP_CONTEXT_QPC_BYTES_48_FLOWLABEL_S, - attr->ah_attr.grh.flow_label); + grh->flow_label); roce_set_field(context->qpc_bytes_48, QP_CONTEXT_QPC_BYTES_48_TCLASS_M, QP_CONTEXT_QPC_BYTES_48_TCLASS_S, - attr->ah_attr.grh.traffic_class); + grh->traffic_class); roce_set_field(context->qpc_bytes_48, QP_CONTEXT_QPC_BYTES_48_MTU_M, QP_CONTEXT_QPC_BYTES_48_MTU_S, attr->path_mtu); - memcpy(context->dgid, attr->ah_attr.grh.dgid.raw, - sizeof(attr->ah_attr.grh.dgid.raw)); + memcpy(context->dgid, grh->dgid.raw, + sizeof(grh->dgid.raw)); dev_dbg(dev, "dmac:%x :%lx\n", context->dmac_l, roce_get_field(context->qpc_bytes_44, @@ -2909,8 +2907,9 @@ static int hns_roce_v1_m_qp(struct ib_qp *ibqp, const struct ib_qp_attr *attr, hr_qp->phy_port); roce_set_field(context->qpc_bytes_156, QP_CONTEXT_QPC_BYTES_156_SL_M, - QP_CONTEXT_QPC_BYTES_156_SL_S, attr->ah_attr.sl); - hr_qp->sl = attr->ah_attr.sl; + QP_CONTEXT_QPC_BYTES_156_SL_S, + rdma_ah_get_sl(&attr->ah_attr)); + hr_qp->sl = rdma_ah_get_sl(&attr->ah_attr); } else if (cur_state == IB_QPS_RTR && new_state == IB_QPS_RTS) { /* If exist optional param, return error */ @@ -3021,8 +3020,9 @@ static int hns_roce_v1_m_qp(struct ib_qp *ibqp, const struct ib_qp_attr *attr, hr_qp->phy_port); roce_set_field(context->qpc_bytes_156, QP_CONTEXT_QPC_BYTES_156_SL_M, - QP_CONTEXT_QPC_BYTES_156_SL_S, attr->ah_attr.sl); - hr_qp->sl = attr->ah_attr.sl; + QP_CONTEXT_QPC_BYTES_156_SL_S, + rdma_ah_get_sl(&attr->ah_attr)); + hr_qp->sl = rdma_ah_get_sl(&attr->ah_attr); roce_set_field(context->qpc_bytes_156, QP_CONTEXT_QPC_BYTES_156_INITIATOR_DEPTH_M, QP_CONTEXT_QPC_BYTES_156_INITIATOR_DEPTH_S, @@ -3357,28 +3357,33 @@ static int hns_roce_v1_q_qp(struct ib_qp *ibqp, struct ib_qp_attr *qp_attr, if (hr_qp->ibqp.qp_type == IB_QPT_RC || hr_qp->ibqp.qp_type == IB_QPT_UC) { - qp_attr->ah_attr.sl = roce_get_field(context->qpc_bytes_156, - QP_CONTEXT_QPC_BYTES_156_SL_M, - QP_CONTEXT_QPC_BYTES_156_SL_S); - qp_attr->ah_attr.grh.flow_label = roce_get_field( - context->qpc_bytes_48, - QP_CONTEXT_QPC_BYTES_48_FLOWLABEL_M, - QP_CONTEXT_QPC_BYTES_48_FLOWLABEL_S); - qp_attr->ah_attr.grh.sgid_index = roce_get_field( - context->qpc_bytes_36, - QP_CONTEXT_QPC_BYTES_36_SGID_INDEX_M, - QP_CONTEXT_QPC_BYTES_36_SGID_INDEX_S); - qp_attr->ah_attr.grh.hop_limit = roce_get_field( - context->qpc_bytes_44, - QP_CONTEXT_QPC_BYTES_44_HOPLMT_M, - QP_CONTEXT_QPC_BYTES_44_HOPLMT_S); - qp_attr->ah_attr.grh.traffic_class = roce_get_field( - context->qpc_bytes_48, - QP_CONTEXT_QPC_BYTES_48_TCLASS_M, - QP_CONTEXT_QPC_BYTES_48_TCLASS_S); - - memcpy(qp_attr->ah_attr.grh.dgid.raw, context->dgid, - sizeof(qp_attr->ah_attr.grh.dgid.raw)); + struct ib_global_route *grh = + rdma_ah_retrieve_grh(&qp_attr->ah_attr); + + rdma_ah_set_sl(&qp_attr->ah_attr, + roce_get_field(context->qpc_bytes_156, + QP_CONTEXT_QPC_BYTES_156_SL_M, + QP_CONTEXT_QPC_BYTES_156_SL_S)); + rdma_ah_set_ah_flags(&qp_attr->ah_attr, IB_AH_GRH); + grh->flow_label = + roce_get_field(context->qpc_bytes_48, + QP_CONTEXT_QPC_BYTES_48_FLOWLABEL_M, + QP_CONTEXT_QPC_BYTES_48_FLOWLABEL_S); + grh->sgid_index = + roce_get_field(context->qpc_bytes_36, + QP_CONTEXT_QPC_BYTES_36_SGID_INDEX_M, + QP_CONTEXT_QPC_BYTES_36_SGID_INDEX_S); + grh->hop_limit = + roce_get_field(context->qpc_bytes_44, + QP_CONTEXT_QPC_BYTES_44_HOPLMT_M, + QP_CONTEXT_QPC_BYTES_44_HOPLMT_S); + grh->traffic_class = + roce_get_field(context->qpc_bytes_48, + QP_CONTEXT_QPC_BYTES_48_TCLASS_M, + QP_CONTEXT_QPC_BYTES_48_TCLASS_S); + + memcpy(grh->dgid.raw, context->dgid, + sizeof(grh->dgid.raw)); } qp_attr->pkey_index = roce_get_field(context->qpc_bytes_12, diff --git a/drivers/infiniband/hw/mlx4/ah.c b/drivers/infiniband/hw/mlx4/ah.c index 17fcb0b49d0e..3cbac5f7b0f5 100644 --- a/drivers/infiniband/hw/mlx4/ah.c +++ b/drivers/infiniband/hw/mlx4/ah.c @@ -46,25 +46,32 @@ static struct ib_ah *create_ib_ah(struct ib_pd *pd, { struct mlx4_dev *dev = to_mdev(pd->device)->dev; - ah->av.ib.port_pd = cpu_to_be32(to_mpd(pd)->pdn | (ah_attr->port_num << 24)); - ah->av.ib.g_slid = ah_attr->src_path_bits; - ah->av.ib.sl_tclass_flowlabel = cpu_to_be32(ah_attr->sl << 28); - if (ah_attr->ah_flags & IB_AH_GRH) { + ah->av.ib.port_pd = cpu_to_be32(to_mpd(pd)->pdn | + (rdma_ah_get_port_num(ah_attr) << 24)); + ah->av.ib.g_slid = rdma_ah_get_path_bits(ah_attr); + ah->av.ib.sl_tclass_flowlabel = + cpu_to_be32(rdma_ah_get_sl(ah_attr) << 28); + if (rdma_ah_get_ah_flags(ah_attr) & IB_AH_GRH) { + const struct ib_global_route *grh = rdma_ah_read_grh(ah_attr); + ah->av.ib.g_slid |= 0x80; - ah->av.ib.gid_index = ah_attr->grh.sgid_index; - ah->av.ib.hop_limit = ah_attr->grh.hop_limit; + ah->av.ib.gid_index = grh->sgid_index; + ah->av.ib.hop_limit = grh->hop_limit; ah->av.ib.sl_tclass_flowlabel |= - cpu_to_be32((ah_attr->grh.traffic_class << 20) | - ah_attr->grh.flow_label); - memcpy(ah->av.ib.dgid, ah_attr->grh.dgid.raw, 16); + cpu_to_be32((grh->traffic_class << 20) | + grh->flow_label); + memcpy(ah->av.ib.dgid, grh->dgid.raw, 16); } - ah->av.ib.dlid = cpu_to_be16(ah_attr->dlid); - if (ah_attr->static_rate) { - ah->av.ib.stat_rate = ah_attr->static_rate + MLX4_STAT_RATE_OFFSET; - while (ah->av.ib.stat_rate > IB_RATE_2_5_GBPS + MLX4_STAT_RATE_OFFSET && - !(1 << ah->av.ib.stat_rate & dev->caps.stat_rate_support)) - --ah->av.ib.stat_rate; + ah->av.ib.dlid = cpu_to_be16(rdma_ah_get_dlid(ah_attr)); + if (rdma_ah_get_static_rate(ah_attr)) { + u8 static_rate = rdma_ah_get_static_rate(ah_attr) + + MLX4_STAT_RATE_OFFSET; + + while (static_rate > IB_RATE_2_5_GBPS + MLX4_STAT_RATE_OFFSET && + !(1 << static_rate & dev->caps.stat_rate_support)) + --static_rate; + ah->av.ib.stat_rate = static_rate; } return &ah->ibah; @@ -81,17 +88,18 @@ static struct ib_ah *create_iboe_ah(struct ib_pd *pd, u16 vlan_tag = 0xffff; union ib_gid sgid; struct ib_gid_attr gid_attr; + const struct ib_global_route *grh = rdma_ah_read_grh(ah_attr); int ret; - memcpy(&in6, ah_attr->grh.dgid.raw, sizeof(in6)); + memcpy(&in6, grh->dgid.raw, sizeof(in6)); if (rdma_is_multicast_addr(&in6)) { is_mcast = 1; rdma_get_mcast_mac(&in6, ah->av.eth.mac); } else { memcpy(ah->av.eth.mac, ah_attr->dmac, ETH_ALEN); } - ret = ib_get_cached_gid(pd->device, ah_attr->port_num, - ah_attr->grh.sgid_index, &sgid, &gid_attr); + ret = ib_get_cached_gid(pd->device, rdma_ah_get_port_num(ah_attr), + grh->sgid_index, &sgid, &gid_attr); if (ret) return ERR_PTR(ret); eth_zero_addr(ah->av.eth.s_mac); @@ -102,32 +110,36 @@ static struct ib_ah *create_iboe_ah(struct ib_pd *pd, dev_put(gid_attr.ndev); } if (vlan_tag < 0x1000) - vlan_tag |= (ah_attr->sl & 7) << 13; - ah->av.eth.port_pd = cpu_to_be32(to_mpd(pd)->pdn | (ah_attr->port_num << 24)); - ret = mlx4_ib_gid_index_to_real_index(ibdev, ah_attr->port_num, ah_attr->grh.sgid_index); + vlan_tag |= (rdma_ah_get_sl(ah_attr) & 7) << 13; + ah->av.eth.port_pd = cpu_to_be32(to_mpd(pd)->pdn | + (rdma_ah_get_port_num(ah_attr) << 24)); + ret = mlx4_ib_gid_index_to_real_index(ibdev, + rdma_ah_get_port_num(ah_attr), + grh->sgid_index); if (ret < 0) return ERR_PTR(ret); ah->av.eth.gid_index = ret; ah->av.eth.vlan = cpu_to_be16(vlan_tag); - ah->av.eth.hop_limit = ah_attr->grh.hop_limit; - if (ah_attr->static_rate) { - ah->av.eth.stat_rate = ah_attr->static_rate + MLX4_STAT_RATE_OFFSET; + ah->av.eth.hop_limit = grh->hop_limit; + if (rdma_ah_get_static_rate(ah_attr)) { + ah->av.eth.stat_rate = rdma_ah_get_static_rate(ah_attr) + + MLX4_STAT_RATE_OFFSET; while (ah->av.eth.stat_rate > IB_RATE_2_5_GBPS + MLX4_STAT_RATE_OFFSET && !(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); + cpu_to_be32((grh->traffic_class << 20) | + grh->flow_label); /* * HW requires multicast LID so we just choose one. */ if (is_mcast) 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); - + memcpy(ah->av.eth.dgid, grh->dgid.raw, 16); + ah->av.eth.sl_tclass_flowlabel |= cpu_to_be32(rdma_ah_get_sl(ah_attr) + << 29); return &ah->ibah; } @@ -142,8 +154,10 @@ struct ib_ah *mlx4_ib_create_ah(struct ib_pd *pd, struct rdma_ah_attr *ah_attr, if (!ah) return ERR_PTR(-ENOMEM); - if (rdma_port_get_link_layer(pd->device, ah_attr->port_num) == IB_LINK_LAYER_ETHERNET) { - if (!(ah_attr->ah_flags & IB_AH_GRH)) { + if (rdma_port_get_link_layer(pd->device, + rdma_ah_get_port_num(ah_attr)) == + IB_LINK_LAYER_ETHERNET) { + if (!(rdma_ah_get_ah_flags(ah_attr) & IB_AH_GRH)) { ret = ERR_PTR(-EINVAL); } else { /* @@ -171,28 +185,35 @@ int mlx4_ib_query_ah(struct ib_ah *ibah, struct rdma_ah_attr *ah_attr) enum rdma_link_layer ll; memset(ah_attr, 0, sizeof *ah_attr); - ah_attr->port_num = be32_to_cpu(ah->av.ib.port_pd) >> 24; - ll = rdma_port_get_link_layer(ibah->device, ah_attr->port_num); + rdma_ah_set_port_num(ah_attr, + be32_to_cpu(ah->av.ib.port_pd) >> 24); + ll = rdma_port_get_link_layer(ibah->device, + rdma_ah_get_port_num(ah_attr)); if (ll == IB_LINK_LAYER_ETHERNET) - ah_attr->sl = be32_to_cpu(ah->av.eth.sl_tclass_flowlabel) >> 29; + rdma_ah_set_sl(ah_attr, + be32_to_cpu(ah->av.eth.sl_tclass_flowlabel) + >> 29); else - ah_attr->sl = be32_to_cpu(ah->av.ib.sl_tclass_flowlabel) >> 28; + rdma_ah_set_sl(ah_attr, + be32_to_cpu(ah->av.ib.sl_tclass_flowlabel) + >> 28); - ah_attr->dlid = ll == IB_LINK_LAYER_INFINIBAND ? be16_to_cpu(ah->av.ib.dlid) : 0; + rdma_ah_set_dlid(ah_attr, (ll == IB_LINK_LAYER_INFINIBAND) ? + be16_to_cpu(ah->av.ib.dlid) : 0); if (ah->av.ib.stat_rate) - ah_attr->static_rate = ah->av.ib.stat_rate - MLX4_STAT_RATE_OFFSET; - ah_attr->src_path_bits = ah->av.ib.g_slid & 0x7F; + rdma_ah_set_static_rate(ah_attr, + ah->av.ib.stat_rate - + MLX4_STAT_RATE_OFFSET); + rdma_ah_set_path_bits(ah_attr, ah->av.ib.g_slid & 0x7F); if (mlx4_ib_ah_grh_present(ah)) { - ah_attr->ah_flags = IB_AH_GRH; - - ah_attr->grh.traffic_class = - be32_to_cpu(ah->av.ib.sl_tclass_flowlabel) >> 20; - ah_attr->grh.flow_label = - be32_to_cpu(ah->av.ib.sl_tclass_flowlabel) & 0xfffff; - ah_attr->grh.hop_limit = ah->av.ib.hop_limit; - ah_attr->grh.sgid_index = ah->av.ib.gid_index; - memcpy(ah_attr->grh.dgid.raw, ah->av.ib.dgid, 16); + u32 tc_fl = be32_to_cpu(ah->av.ib.sl_tclass_flowlabel); + + rdma_ah_set_grh(ah_attr, NULL, + tc_fl & 0xfffff, ah->av.ib.gid_index, + ah->av.ib.hop_limit, + tc_fl >> 20); + rdma_ah_set_dgid_raw(ah_attr, ah->av.ib.dgid); } return 0; diff --git a/drivers/infiniband/hw/mlx4/mad.c b/drivers/infiniband/hw/mlx4/mad.c index 90915c5e5338..425515eb01ea 100644 --- a/drivers/infiniband/hw/mlx4/mad.c +++ b/drivers/infiniband/hw/mlx4/mad.c @@ -196,9 +196,9 @@ static void update_sm_ah(struct mlx4_ib_dev *dev, u8 port_num, u16 lid, u8 sl) return; memset(&ah_attr, 0, sizeof ah_attr); - ah_attr.dlid = lid; - ah_attr.sl = sl; - ah_attr.port_num = port_num; + rdma_ah_set_dlid(&ah_attr, lid); + rdma_ah_set_sl(&ah_attr, sl); + rdma_ah_set_port_num(&ah_attr, port_num); new_ah = rdma_create_ah(dev->send_agent[port_num - 1][0]->qp->pd, &ah_attr); @@ -555,13 +555,15 @@ int mlx4_ib_send_to_slave(struct mlx4_ib_dev *dev, int slave, u8 port, /* create ah. Just need an empty one with the port num for the post send. * The driver will set the force loopback bit in post_send */ memset(&attr, 0, sizeof attr); - attr.port_num = port; + + rdma_ah_set_port_num(&attr, port); if (is_eth) { union ib_gid sgid; + union ib_gid dgid; - if (get_gids_from_l3_hdr(grh, &sgid, &attr.grh.dgid)) + if (get_gids_from_l3_hdr(grh, &sgid, &dgid)) return -EINVAL; - attr.ah_flags = IB_AH_GRH; + rdma_ah_set_grh(&attr, &dgid, 0, 0, 0, 0); } ah = rdma_create_ah(tun_ctx->pd, &attr); if (IS_ERR(ah)) @@ -1363,6 +1365,7 @@ int mlx4_ib_send_to_wire(struct mlx4_ib_dev *dev, int slave, u8 port, struct mlx4_mad_snd_buf *sqp_mad; struct ib_ah *ah; struct ib_qp *send_qp = NULL; + struct ib_global_route *grh; unsigned wire_tx_ix = 0; int ret = 0; u16 wire_pkey_ix; @@ -1389,12 +1392,13 @@ int mlx4_ib_send_to_wire(struct mlx4_ib_dev *dev, int slave, u8 port, send_qp = sqp->qp; /* create ah */ - sgid_index = attr->grh.sgid_index; - attr->grh.sgid_index = 0; + grh = rdma_ah_retrieve_grh(attr); + sgid_index = grh->sgid_index; + grh->sgid_index = 0; ah = rdma_create_ah(sqp_ctx->pd, attr); if (IS_ERR(ah)) return -ENOMEM; - attr->grh.sgid_index = sgid_index; + grh->sgid_index = sgid_index; to_mah(ah)->av.ib.gid_index = sgid_index; /* get rid of force-loopback bit */ to_mah(ah)->av.ib.port_pd &= cpu_to_be32(0x7FFFFFFF); @@ -1442,7 +1446,7 @@ int mlx4_ib_send_to_wire(struct mlx4_ib_dev *dev, int slave, u8 port, if (s_mac) memcpy(to_mah(ah)->av.eth.s_mac, s_mac, 6); if (vlan_id < 0x1000) - vlan_id |= (attr->sl & 7) << 13; + vlan_id |= (rdma_ah_get_sl(attr) & 7) << 13; to_mah(ah)->av.eth.vlan = cpu_to_be16(vlan_id); @@ -1469,10 +1473,11 @@ static int get_slave_base_gid_ix(struct mlx4_ib_dev *dev, int slave, int port) static void fill_in_real_sgid_index(struct mlx4_ib_dev *dev, int slave, int port, struct rdma_ah_attr *ah_attr) { + struct ib_global_route *grh = rdma_ah_retrieve_grh(ah_attr); if (rdma_port_get_link_layer(&dev->ib_dev, port) == IB_LINK_LAYER_INFINIBAND) - ah_attr->grh.sgid_index = slave; + grh->sgid_index = slave; else - ah_attr->grh.sgid_index += get_slave_base_gid_ix(dev, slave, port); + grh->sgid_index += get_slave_base_gid_ix(dev, slave, port); } static void mlx4_ib_multiplex_mad(struct mlx4_ib_demux_pv_ctx *ctx, struct ib_wc *wc) @@ -1487,6 +1492,8 @@ static void mlx4_ib_multiplex_mad(struct mlx4_ib_demux_pv_ctx *ctx, struct ib_wc int slave; int port; u16 vlan_id; + u8 qos; + u8 *dmac; /* Get slave that sent this packet */ if (wc->src_qp < dev->dev->phys_caps.base_proxy_sqpn || @@ -1571,14 +1578,16 @@ static void mlx4_ib_multiplex_mad(struct mlx4_ib_demux_pv_ctx *ctx, struct ib_wc ah.av.ib.port_pd = cpu_to_be32(port << 24 | (be32_to_cpu(ah.av.ib.port_pd) & 0xffffff)); mlx4_ib_query_ah(&ah.ibah, &ah_attr); - if (ah_attr.ah_flags & IB_AH_GRH) + if (rdma_ah_get_ah_flags(&ah_attr) & IB_AH_GRH) fill_in_real_sgid_index(dev, slave, ctx->port, &ah_attr); - - memcpy(ah_attr.dmac, tunnel->hdr.mac, 6); + dmac = rdma_ah_retrieve_dmac(&ah_attr); + if (dmac) + memcpy(dmac, tunnel->hdr.mac, ETH_ALEN); vlan_id = be16_to_cpu(tunnel->hdr.vlan); /* if slave have default vlan use it */ - mlx4_get_slave_default_vlan(dev->dev, ctx->port, slave, - &vlan_id, &ah_attr.sl); + if (mlx4_get_slave_default_vlan(dev->dev, ctx->port, slave, + &vlan_id, &qos)) + rdma_ah_set_sl(&ah_attr, qos); mlx4_ib_send_to_wire(dev, slave, ctx->port, is_proxy_qp0(dev, wc->src_qp, slave) ? diff --git a/drivers/infiniband/hw/mlx4/mcg.c b/drivers/infiniband/hw/mlx4/mcg.c index eb009045643d..3405e947dc1e 100644 --- a/drivers/infiniband/hw/mlx4/mcg.c +++ b/drivers/infiniband/hw/mlx4/mcg.c @@ -244,7 +244,7 @@ static int send_mad_to_slave(int slave, struct mlx4_ib_demux_ctx *ctx, wc.sl = 0; wc.dlid_path_bits = 0; wc.port_num = ctx->port; - wc.slid = ah_attr.dlid; /* opensm lid */ + wc.slid = rdma_ah_get_dlid(&ah_attr); /* opensm lid */ wc.src_qp = 1; return mlx4_ib_send_to_slave(dev, slave, ctx->port, IB_QPT_GSI, &wc, NULL, mad); } diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c index c211902ea22b..ef4adf32da66 100644 --- a/drivers/infiniband/hw/mlx4/qp.c +++ b/drivers/infiniband/hw/mlx4/qp.c @@ -1394,21 +1394,22 @@ static int _mlx4_set_path(struct mlx4_ib_dev *dev, int smac_index; int err; - - path->grh_mylmc = ah->src_path_bits & 0x7f; - path->rlid = cpu_to_be16(ah->dlid); - if (ah->static_rate) { - path->static_rate = ah->static_rate + MLX4_STAT_RATE_OFFSET; + path->grh_mylmc = rdma_ah_get_path_bits(ah) & 0x7f; + path->rlid = cpu_to_be16(rdma_ah_get_dlid(ah)); + if (rdma_ah_get_static_rate(ah)) { + path->static_rate = rdma_ah_get_static_rate(ah) + + MLX4_STAT_RATE_OFFSET; while (path->static_rate > IB_RATE_2_5_GBPS + MLX4_STAT_RATE_OFFSET && !(1 << path->static_rate & dev->dev->caps.stat_rate_support)) --path->static_rate; } else path->static_rate = 0; - if (ah->ah_flags & IB_AH_GRH) { - int real_sgid_index = mlx4_ib_gid_index_to_real_index(dev, - port, - ah->grh.sgid_index); + if (rdma_ah_get_ah_flags(ah) & IB_AH_GRH) { + const struct ib_global_route *grh = rdma_ah_read_grh(ah); + int real_sgid_index = + mlx4_ib_gid_index_to_real_index(dev, port, + grh->sgid_index); if (real_sgid_index >= dev->dev->caps.gid_table_len[port]) { pr_err("sgid_index (%u) too large. max is %d\n", @@ -1418,19 +1419,19 @@ static int _mlx4_set_path(struct mlx4_ib_dev *dev, path->grh_mylmc |= 1 << 7; path->mgid_index = real_sgid_index; - path->hop_limit = ah->grh.hop_limit; + path->hop_limit = grh->hop_limit; path->tclass_flowlabel = - cpu_to_be32((ah->grh.traffic_class << 20) | - (ah->grh.flow_label)); - memcpy(path->rgid, ah->grh.dgid.raw, 16); + cpu_to_be32((grh->traffic_class << 20) | + (grh->flow_label)); + memcpy(path->rgid, grh->dgid.raw, 16); } if (is_eth) { - if (!(ah->ah_flags & IB_AH_GRH)) + if (!(rdma_ah_get_ah_flags(ah) & IB_AH_GRH)) return -1; path->sched_queue = MLX4_IB_DEFAULT_SCHED_QUEUE | - ((port - 1) << 6) | ((ah->sl & 7) << 3); + ((port - 1) << 6) | ((rdma_ah_get_sl(ah) & 7) << 3); path->feup |= MLX4_FEUP_FORCE_ETH_UP; if (vlan_tag < 0x1000) { @@ -1489,14 +1490,13 @@ static int _mlx4_set_path(struct mlx4_ib_dev *dev, } else { smac_index = smac_info->smac_index; } - memcpy(path->dmac, ah->dmac, 6); path->ackto = MLX4_IB_LINK_TYPE_ETH; /* put MAC table smac index for IBoE */ path->grh_mylmc = (u8) (smac_index) | 0x80; } else { path->sched_queue = MLX4_IB_DEFAULT_SCHED_QUEUE | - ((port - 1) << 6) | ((ah->sl & 0xf) << 2); + ((port - 1) << 6) | ((rdma_ah_get_sl(ah) & 0xf) << 2); } return 0; @@ -1768,11 +1768,13 @@ static int __mlx4_ib_modify_qp(struct ib_qp *ibqp, 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; + int is_eth = + rdma_cap_eth_ah(&dev->ib_dev, port_num) && + rdma_ah_get_ah_flags(&attr->ah_attr) & IB_AH_GRH; - if (is_eth && attr->ah_attr.ah_flags & IB_AH_GRH) { - int index = attr->ah_attr.grh.sgid_index; + if (is_eth) { + int index = + rdma_ah_read_grh(&attr->ah_attr)->sgid_index; status = ib_get_cached_gid(ibqp->device, port_num, index, &gid, &gid_attr); @@ -3396,39 +3398,40 @@ static int to_ib_qp_access_flags(int mlx4_flags) } static void to_rdma_ah_attr(struct mlx4_ib_dev *ibdev, - struct rdma_ah_attr *ib_ah_attr, + struct rdma_ah_attr *ah_attr, struct mlx4_qp_path *path) { struct mlx4_dev *dev = ibdev->dev; int is_eth; + u8 port_num = path->sched_queue & 0x40 ? 2 : 1; - memset(ib_ah_attr, 0, sizeof *ib_ah_attr); - ib_ah_attr->port_num = path->sched_queue & 0x40 ? 2 : 1; + memset(ah_attr, 0, sizeof(*ah_attr)); + rdma_ah_set_port_num(ah_attr, port_num); - if (ib_ah_attr->port_num == 0 || ib_ah_attr->port_num > dev->caps.num_ports) + if (port_num == 0 || port_num > dev->caps.num_ports) return; - is_eth = rdma_port_get_link_layer(&ibdev->ib_dev, ib_ah_attr->port_num) == - IB_LINK_LAYER_ETHERNET; + is_eth = rdma_port_get_link_layer(&ibdev->ib_dev, + rdma_ah_get_port_num(ah_attr)) == + IB_LINK_LAYER_ETHERNET; if (is_eth) - ib_ah_attr->sl = ((path->sched_queue >> 3) & 0x7) | - ((path->sched_queue & 4) << 1); + rdma_ah_set_sl(ah_attr, ((path->sched_queue >> 3) & 0x7) | + ((path->sched_queue & 4) << 1)); else - ib_ah_attr->sl = (path->sched_queue >> 2) & 0xf; + rdma_ah_set_sl(ah_attr, (path->sched_queue >> 2) & 0xf); - ib_ah_attr->dlid = be16_to_cpu(path->rlid); - ib_ah_attr->src_path_bits = path->grh_mylmc & 0x7f; - ib_ah_attr->static_rate = path->static_rate ? path->static_rate - 5 : 0; - ib_ah_attr->ah_flags = (path->grh_mylmc & (1 << 7)) ? IB_AH_GRH : 0; - if (ib_ah_attr->ah_flags) { - ib_ah_attr->grh.sgid_index = path->mgid_index; - ib_ah_attr->grh.hop_limit = path->hop_limit; - ib_ah_attr->grh.traffic_class = - (be32_to_cpu(path->tclass_flowlabel) >> 20) & 0xff; - ib_ah_attr->grh.flow_label = - be32_to_cpu(path->tclass_flowlabel) & 0xfffff; - memcpy(ib_ah_attr->grh.dgid.raw, - path->rgid, sizeof ib_ah_attr->grh.dgid.raw); + rdma_ah_set_dlid(ah_attr, be16_to_cpu(path->rlid)); + rdma_ah_set_path_bits(ah_attr, path->grh_mylmc & 0x7f); + rdma_ah_set_static_rate(ah_attr, + path->static_rate ? path->static_rate - 5 : 0); + if (path->grh_mylmc & (1 << 7)) { + rdma_ah_set_grh(ah_attr, NULL, + be32_to_cpu(path->tclass_flowlabel) & 0xfffff, + path->mgid_index, + path->hop_limit, + (be32_to_cpu(path->tclass_flowlabel) + >> 20) & 0xff); + rdma_ah_set_dgid_raw(ah_attr, path->rgid); } } @@ -3472,7 +3475,8 @@ int mlx4_ib_query_qp(struct ib_qp *ibqp, struct ib_qp_attr *qp_attr, int qp_attr to_rdma_ah_attr(dev, &qp_attr->ah_attr, &context.pri_path); to_rdma_ah_attr(dev, &qp_attr->alt_ah_attr, &context.alt_path); qp_attr->alt_pkey_index = context.alt_path.pkey_index & 0x7f; - qp_attr->alt_port_num = qp_attr->alt_ah_attr.port_num; + qp_attr->alt_port_num = + rdma_ah_get_port_num(&qp_attr->alt_ah_attr); } qp_attr->pkey_index = context.pri_path.pkey_index & 0x7f; diff --git a/drivers/infiniband/hw/mlx5/ah.c b/drivers/infiniband/hw/mlx5/ah.c index 47529abb9223..5455f3f6cd77 100644 --- a/drivers/infiniband/hw/mlx5/ah.c +++ b/drivers/infiniband/hw/mlx5/ah.c @@ -37,28 +37,30 @@ static struct ib_ah *create_ib_ah(struct mlx5_ib_dev *dev, struct rdma_ah_attr *ah_attr, enum rdma_link_layer ll) { - if (ah_attr->ah_flags & IB_AH_GRH) { - memcpy(ah->av.rgid, &ah_attr->grh.dgid, 16); - ah->av.grh_gid_fl = cpu_to_be32(ah_attr->grh.flow_label | + if (rdma_ah_get_ah_flags(ah_attr) & IB_AH_GRH) { + const struct ib_global_route *grh = rdma_ah_read_grh(ah_attr); + + memcpy(ah->av.rgid, &grh->dgid, 16); + ah->av.grh_gid_fl = cpu_to_be32(grh->flow_label | (1 << 30) | - ah_attr->grh.sgid_index << 20); - ah->av.hop_limit = ah_attr->grh.hop_limit; - ah->av.tclass = ah_attr->grh.traffic_class; + grh->sgid_index << 20); + ah->av.hop_limit = grh->hop_limit; + ah->av.tclass = grh->traffic_class; } - ah->av.stat_rate_sl = (ah_attr->static_rate << 4); + ah->av.stat_rate_sl = (rdma_ah_get_static_rate(ah_attr) << 4); if (ll == IB_LINK_LAYER_ETHERNET) { memcpy(ah->av.rmac, ah_attr->dmac, sizeof(ah_attr->dmac)); ah->av.udp_sport = - mlx5_get_roce_udp_sport(dev, - ah_attr->port_num, - ah_attr->grh.sgid_index); - ah->av.stat_rate_sl |= (ah_attr->sl & 0x7) << 1; + mlx5_get_roce_udp_sport(dev, + rdma_ah_get_port_num(ah_attr), + rdma_ah_read_grh(ah_attr)->sgid_index); + ah->av.stat_rate_sl |= (rdma_ah_get_sl(ah_attr) & 0x7) << 1; } else { - ah->av.rlid = cpu_to_be16(ah_attr->dlid); - ah->av.fl_mlid = ah_attr->src_path_bits & 0x7f; - ah->av.stat_rate_sl |= (ah_attr->sl & 0xf); + ah->av.rlid = cpu_to_be16(rdma_ah_get_dlid(ah_attr)); + ah->av.fl_mlid = rdma_ah_get_path_bits(ah_attr) & 0x7f; + ah->av.stat_rate_sl |= (rdma_ah_get_sl(ah_attr) & 0xf); } return &ah->ibah; @@ -72,9 +74,11 @@ struct ib_ah *mlx5_ib_create_ah(struct ib_pd *pd, struct rdma_ah_attr *ah_attr, struct mlx5_ib_dev *dev = to_mdev(pd->device); enum rdma_link_layer ll; - ll = pd->device->get_link_layer(pd->device, ah_attr->port_num); + ll = pd->device->get_link_layer(pd->device, + rdma_ah_get_port_num(ah_attr)); - if (ll == IB_LINK_LAYER_ETHERNET && !(ah_attr->ah_flags & IB_AH_GRH)) + if (ll == IB_LINK_LAYER_ETHERNET && + !(rdma_ah_get_ah_flags(ah_attr) & IB_AH_GRH)) return ERR_PTR(-EINVAL); if (ll == IB_LINK_LAYER_ETHERNET && udata) { @@ -114,16 +118,16 @@ int mlx5_ib_query_ah(struct ib_ah *ibah, struct rdma_ah_attr *ah_attr) tmp = be32_to_cpu(ah->av.grh_gid_fl); if (tmp & (1 << 30)) { - ah_attr->ah_flags = IB_AH_GRH; - ah_attr->grh.sgid_index = (tmp >> 20) & 0xff; - ah_attr->grh.flow_label = tmp & 0xfffff; - memcpy(&ah_attr->grh.dgid, ah->av.rgid, 16); - ah_attr->grh.hop_limit = ah->av.hop_limit; - ah_attr->grh.traffic_class = ah->av.tclass; + rdma_ah_set_grh(ah_attr, NULL, + tmp & 0xfffff, + (tmp >> 20) & 0xff, + ah->av.hop_limit, + ah->av.tclass); + rdma_ah_set_dgid_raw(ah_attr, ah->av.rgid); } - ah_attr->dlid = be16_to_cpu(ah->av.rlid); - ah_attr->static_rate = ah->av.stat_rate_sl >> 4; - ah_attr->sl = ah->av.stat_rate_sl & 0xf; + rdma_ah_set_dlid(ah_attr, be16_to_cpu(ah->av.rlid)); + rdma_ah_set_static_rate(ah_attr, ah->av.stat_rate_sl >> 4); + rdma_ah_set_sl(ah_attr, ah->av.stat_rate_sl & 0xf); return 0; } diff --git a/drivers/infiniband/hw/mlx5/qp.c b/drivers/infiniband/hw/mlx5/qp.c index 22c6739d9311..21acb30c3e9a 100644 --- a/drivers/infiniband/hw/mlx5/qp.c +++ b/drivers/infiniband/hw/mlx5/qp.c @@ -2211,58 +2211,60 @@ static int mlx5_set_path(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp, u32 path_flags, const struct ib_qp_attr *attr, bool alt) { + const struct ib_global_route *grh = rdma_ah_read_grh(ah); enum rdma_link_layer ll = rdma_port_get_link_layer(&dev->ib_dev, port); int err; enum ib_gid_type gid_type; + u8 ah_flags = rdma_ah_get_ah_flags(ah); + u8 sl = rdma_ah_get_sl(ah); if (attr_mask & IB_QP_PKEY_INDEX) path->pkey_index = cpu_to_be16(alt ? attr->alt_pkey_index : attr->pkey_index); - if (ah->ah_flags & IB_AH_GRH) { - if (ah->grh.sgid_index >= + if (ah_flags & IB_AH_GRH) { + if (grh->sgid_index >= dev->mdev->port_caps[port - 1].gid_table_len) { pr_err("sgid_index (%u) too large. max is %d\n", - ah->grh.sgid_index, + grh->sgid_index, dev->mdev->port_caps[port - 1].gid_table_len); return -EINVAL; } } - if (ll == IB_LINK_LAYER_ETHERNET) { - if (!(ah->ah_flags & IB_AH_GRH)) + if (!(ah_flags & IB_AH_GRH)) return -EINVAL; - err = mlx5_get_roce_gid_type(dev, port, ah->grh.sgid_index, + err = mlx5_get_roce_gid_type(dev, port, grh->sgid_index, &gid_type); if (err) return err; memcpy(path->rmac, ah->dmac, sizeof(ah->dmac)); path->udp_sport = mlx5_get_roce_udp_sport(dev, port, - ah->grh.sgid_index); - path->dci_cfi_prio_sl = (ah->sl & 0x7) << 4; + grh->sgid_index); + path->dci_cfi_prio_sl = (sl & 0x7) << 4; if (gid_type == IB_GID_TYPE_ROCE_UDP_ENCAP) - path->ecn_dscp = (ah->grh.traffic_class >> 2) & 0x3f; + path->ecn_dscp = (grh->traffic_class >> 2) & 0x3f; } else { path->fl_free_ar = (path_flags & MLX5_PATH_FLAG_FL) ? 0x80 : 0; path->fl_free_ar |= (path_flags & MLX5_PATH_FLAG_FREE_AR) ? 0x40 : 0; - path->rlid = cpu_to_be16(ah->dlid); - path->grh_mlid = ah->src_path_bits & 0x7f; - if (ah->ah_flags & IB_AH_GRH) + path->rlid = cpu_to_be16(rdma_ah_get_dlid(ah)); + path->grh_mlid = rdma_ah_get_path_bits(ah) & 0x7f; + if (ah_flags & IB_AH_GRH) path->grh_mlid |= 1 << 7; - path->dci_cfi_prio_sl = ah->sl & 0xf; + path->dci_cfi_prio_sl = sl & 0xf; } - if (ah->ah_flags & IB_AH_GRH) { - path->mgid_index = ah->grh.sgid_index; - path->hop_limit = ah->grh.hop_limit; + if (ah_flags & IB_AH_GRH) { + path->mgid_index = grh->sgid_index; + path->hop_limit = grh->hop_limit; path->tclass_flowlabel = - cpu_to_be32((ah->grh.traffic_class << 20) | - (ah->grh.flow_label)); - memcpy(path->rgid, ah->grh.dgid.raw, 16); + cpu_to_be32((grh->traffic_class << 20) | + (grh->flow_label)); + memcpy(path->rgid, grh->dgid.raw, 16); } - err = ib_rate_to_mlx5(dev, ah->static_rate); + err = ib_rate_to_mlx5(dev, rdma_ah_get_static_rate(ah)); if (err < 0) return err; path->static_rate = err; @@ -2274,7 +2276,7 @@ static int mlx5_set_path(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp, if ((qp->ibqp.qp_type == IB_QPT_RAW_PACKET) && qp->sq.wqe_cnt) return modify_raw_packet_eth_prio(dev->mdev, &qp->raw_packet_qp.sq, - ah->sl & 0xf); + sl & 0xf); return 0; } @@ -4250,33 +4252,34 @@ static int to_ib_qp_access_flags(int mlx5_flags) } static void to_rdma_ah_attr(struct mlx5_ib_dev *ibdev, - struct rdma_ah_attr *ib_ah_attr, + struct rdma_ah_attr *ah_attr, struct mlx5_qp_path *path) { struct mlx5_core_dev *dev = ibdev->mdev; - memset(ib_ah_attr, 0, sizeof(*ib_ah_attr)); - ib_ah_attr->port_num = path->port; + memset(ah_attr, 0, sizeof(*ah_attr)); - if (ib_ah_attr->port_num == 0 || - ib_ah_attr->port_num > MLX5_CAP_GEN(dev, num_ports)) + rdma_ah_set_port_num(ah_attr, path->port); + if (rdma_ah_get_port_num(ah_attr) == 0 || + rdma_ah_get_port_num(ah_attr) > MLX5_CAP_GEN(dev, num_ports)) return; - ib_ah_attr->sl = path->dci_cfi_prio_sl & 0xf; + rdma_ah_set_port_num(ah_attr, path->port); + rdma_ah_set_sl(ah_attr, path->dci_cfi_prio_sl & 0xf); + + rdma_ah_set_dlid(ah_attr, be16_to_cpu(path->rlid)); + rdma_ah_set_path_bits(ah_attr, path->grh_mlid & 0x7f); + rdma_ah_set_static_rate(ah_attr, + path->static_rate ? path->static_rate - 5 : 0); + if (path->grh_mlid & (1 << 7)) { + u32 tc_fl = be32_to_cpu(path->tclass_flowlabel); - ib_ah_attr->dlid = be16_to_cpu(path->rlid); - ib_ah_attr->src_path_bits = path->grh_mlid & 0x7f; - ib_ah_attr->static_rate = path->static_rate ? path->static_rate - 5 : 0; - ib_ah_attr->ah_flags = (path->grh_mlid & (1 << 7)) ? IB_AH_GRH : 0; - if (ib_ah_attr->ah_flags) { - ib_ah_attr->grh.sgid_index = path->mgid_index; - ib_ah_attr->grh.hop_limit = path->hop_limit; - ib_ah_attr->grh.traffic_class = - (be32_to_cpu(path->tclass_flowlabel) >> 20) & 0xff; - ib_ah_attr->grh.flow_label = - be32_to_cpu(path->tclass_flowlabel) & 0xfffff; - memcpy(ib_ah_attr->grh.dgid.raw, - path->rgid, sizeof(ib_ah_attr->grh.dgid.raw)); + rdma_ah_set_grh(ah_attr, NULL, + tc_fl & 0xfffff, + path->mgid_index, + path->hop_limit, + (tc_fl >> 20) & 0xff); + rdma_ah_set_dgid_raw(ah_attr, path->rgid); } } @@ -4445,7 +4448,8 @@ static int query_qp_attr(struct mlx5_ib_dev *dev, struct mlx5_ib_qp *qp, to_rdma_ah_attr(dev, &qp_attr->alt_ah_attr, &context->alt_path); qp_attr->alt_pkey_index = be16_to_cpu(context->alt_path.pkey_index); - qp_attr->alt_port_num = qp_attr->alt_ah_attr.port_num; + qp_attr->alt_port_num = + rdma_ah_get_port_num(&qp_attr->alt_ah_attr); } qp_attr->pkey_index = be16_to_cpu(context->pri_path.pkey_index); diff --git a/drivers/infiniband/hw/mthca/mthca_av.c b/drivers/infiniband/hw/mthca/mthca_av.c index 0c95668fe7ad..d315f526fc48 100644 --- a/drivers/infiniband/hw/mthca/mthca_av.c +++ b/drivers/infiniband/hw/mthca/mthca_av.c @@ -196,21 +196,26 @@ on_hca_fail: ah->key = pd->ntmr.ibmr.lkey; - 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); + av->port_pd = cpu_to_be32(pd->pd_num | + (rdma_ah_get_port_num(ah_attr) << 24)); + av->g_slid = rdma_ah_get_path_bits(ah_attr); + av->dlid = cpu_to_be16(rdma_ah_get_dlid(ah_attr)); av->msg_sr = (3 << 4) | /* 2K message */ - mthca_get_rate(dev, ah_attr->static_rate, ah_attr->port_num); - av->sl_tclass_flowlabel = cpu_to_be32(ah_attr->sl << 28); - if (ah_attr->ah_flags & IB_AH_GRH) { + mthca_get_rate(dev, rdma_ah_get_static_rate(ah_attr), + rdma_ah_get_port_num(ah_attr)); + av->sl_tclass_flowlabel = cpu_to_be32(rdma_ah_get_sl(ah_attr) << 28); + if (rdma_ah_get_ah_flags(ah_attr) & IB_AH_GRH) { + const struct ib_global_route *grh = rdma_ah_read_grh(ah_attr); + av->g_slid |= 0x80; - av->gid_index = (ah_attr->port_num - 1) * dev->limits.gid_table_len + - ah_attr->grh.sgid_index; - av->hop_limit = ah_attr->grh.hop_limit; + av->gid_index = (rdma_ah_get_port_num(ah_attr) - 1) * + dev->limits.gid_table_len + + grh->sgid_index; + av->hop_limit = grh->hop_limit; av->sl_tclass_flowlabel |= - cpu_to_be32((ah_attr->grh.traffic_class << 20) | - ah_attr->grh.flow_label); - memcpy(av->dgid, ah_attr->grh.dgid.raw, 16); + cpu_to_be32((grh->traffic_class << 20) | + grh->flow_label); + memcpy(av->dgid, grh->dgid.raw, 16); } else { /* Arbel workaround -- low byte of GID must be 2 */ av->dgid[3] = cpu_to_be32(2); @@ -291,29 +296,30 @@ int mthca_ah_query(struct ib_ah *ibah, struct rdma_ah_attr *attr) { struct mthca_ah *ah = to_mah(ibah); struct mthca_dev *dev = to_mdev(ibah->device); + u8 port_num = be32_to_cpu(ah->av->port_pd) >> 24; /* Only implement for MAD and memfree ah for now. */ if (ah->type == MTHCA_AH_ON_HCA) return -ENOSYS; memset(attr, 0, sizeof *attr); - attr->dlid = be16_to_cpu(ah->av->dlid); - attr->sl = be32_to_cpu(ah->av->sl_tclass_flowlabel) >> 28; - attr->port_num = be32_to_cpu(ah->av->port_pd) >> 24; - attr->static_rate = mthca_rate_to_ib(dev, ah->av->msg_sr & 0x7, - attr->port_num); - attr->src_path_bits = ah->av->g_slid & 0x7F; - attr->ah_flags = mthca_ah_grh_present(ah) ? IB_AH_GRH : 0; - - if (attr->ah_flags) { - attr->grh.traffic_class = - be32_to_cpu(ah->av->sl_tclass_flowlabel) >> 20; - attr->grh.flow_label = - be32_to_cpu(ah->av->sl_tclass_flowlabel) & 0xfffff; - attr->grh.hop_limit = ah->av->hop_limit; - attr->grh.sgid_index = ah->av->gid_index & - (dev->limits.gid_table_len - 1); - memcpy(attr->grh.dgid.raw, ah->av->dgid, 16); + rdma_ah_set_dlid(attr, be16_to_cpu(ah->av->dlid)); + rdma_ah_set_sl(attr, be32_to_cpu(ah->av->sl_tclass_flowlabel) >> 28); + rdma_ah_set_port_num(attr, port_num); + rdma_ah_set_static_rate(attr, + mthca_rate_to_ib(dev, ah->av->msg_sr & 0x7, + port_num)); + rdma_ah_set_path_bits(attr, ah->av->g_slid & 0x7F); + if (mthca_ah_grh_present(ah)) { + u32 tc_fl = be32_to_cpu(ah->av->sl_tclass_flowlabel); + + rdma_ah_set_grh(attr, NULL, + tc_fl & 0xfffff, + ah->av->gid_index & + (dev->limits.gid_table_len - 1), + ah->av->hop_limit, + (tc_fl >> 20) & 0xff); + rdma_ah_set_dgid_raw(attr, ah->av->dgid); } return 0; diff --git a/drivers/infiniband/hw/mthca/mthca_mad.c b/drivers/infiniband/hw/mthca/mthca_mad.c index 6f2e448b49a5..45fe1502499b 100644 --- a/drivers/infiniband/hw/mthca/mthca_mad.c +++ b/drivers/infiniband/hw/mthca/mthca_mad.c @@ -82,9 +82,9 @@ static void update_sm_ah(struct mthca_dev *dev, return; memset(&ah_attr, 0, sizeof ah_attr); - ah_attr.dlid = lid; - ah_attr.sl = sl; - ah_attr.port_num = port_num; + rdma_ah_set_dlid(&ah_attr, lid); + rdma_ah_set_sl(&ah_attr, sl); + rdma_ah_set_port_num(&ah_attr, port_num); new_ah = rdma_create_ah(dev->send_agent[port_num - 1][0]->qp->pd, &ah_attr); diff --git a/drivers/infiniband/hw/mthca/mthca_qp.c b/drivers/infiniband/hw/mthca/mthca_qp.c index baf65fe5286e..6ef9b6ac8904 100644 --- a/drivers/infiniband/hw/mthca/mthca_qp.c +++ b/drivers/infiniband/hw/mthca/mthca_qp.c @@ -394,31 +394,34 @@ static int to_ib_qp_access_flags(int mthca_flags) } static void to_rdma_ah_attr(struct mthca_dev *dev, - struct rdma_ah_attr *ib_ah_attr, + struct rdma_ah_attr *ah_attr, struct mthca_qp_path *path) { - memset(ib_ah_attr, 0, sizeof *ib_ah_attr); - ib_ah_attr->port_num = (be32_to_cpu(path->port_pkey) >> 24) & 0x3; + u8 port_num = (be32_to_cpu(path->port_pkey) >> 24) & 0x3; - if (ib_ah_attr->port_num == 0 || ib_ah_attr->port_num > dev->limits.num_ports) - return; + memset(ah_attr, 0, sizeof(*ah_attr)); - ib_ah_attr->dlid = be16_to_cpu(path->rlid); - ib_ah_attr->sl = be32_to_cpu(path->sl_tclass_flowlabel) >> 28; - ib_ah_attr->src_path_bits = path->g_mylmc & 0x7f; - ib_ah_attr->static_rate = mthca_rate_to_ib(dev, - path->static_rate & 0xf, - ib_ah_attr->port_num); - ib_ah_attr->ah_flags = (path->g_mylmc & (1 << 7)) ? IB_AH_GRH : 0; - if (ib_ah_attr->ah_flags) { - ib_ah_attr->grh.sgid_index = path->mgid_index & (dev->limits.gid_table_len - 1); - ib_ah_attr->grh.hop_limit = path->hop_limit; - ib_ah_attr->grh.traffic_class = - (be32_to_cpu(path->sl_tclass_flowlabel) >> 20) & 0xff; - ib_ah_attr->grh.flow_label = - be32_to_cpu(path->sl_tclass_flowlabel) & 0xfffff; - memcpy(ib_ah_attr->grh.dgid.raw, - path->rgid, sizeof ib_ah_attr->grh.dgid.raw); + if (port_num == 0 || port_num > dev->limits.num_ports) + return; + rdma_ah_set_port_num(ah_attr, port_num); + + rdma_ah_set_dlid(ah_attr, be16_to_cpu(path->rlid)); + rdma_ah_set_sl(ah_attr, be32_to_cpu(path->sl_tclass_flowlabel) >> 28); + rdma_ah_set_path_bits(ah_attr, path->g_mylmc & 0x7f); + rdma_ah_set_static_rate(ah_attr, + mthca_rate_to_ib(dev, + path->static_rate & 0xf, + port_num)); + if (path->g_mylmc & (1 << 7)) { + u32 tc_fl = be32_to_cpu(path->sl_tclass_flowlabel); + + rdma_ah_set_grh(ah_attr, NULL, + tc_fl & 0xfffff, + path->mgid_index & + (dev->limits.gid_table_len - 1), + path->hop_limit, + (tc_fl >> 20) & 0xff); + rdma_ah_set_dgid_raw(ah_attr, path->rgid); } } @@ -473,7 +476,8 @@ int mthca_query_qp(struct ib_qp *ibqp, struct ib_qp_attr *qp_attr, int qp_attr_m to_rdma_ah_attr(dev, &qp_attr->alt_ah_attr, &context->alt_path); qp_attr->alt_pkey_index = be32_to_cpu(context->alt_path.port_pkey) & 0x7f; - qp_attr->alt_port_num = qp_attr->alt_ah_attr.port_num; + qp_attr->alt_port_num = + rdma_ah_get_port_num(&qp_attr->alt_ah_attr); } qp_attr->pkey_index = be32_to_cpu(context->pri_path.port_pkey) & 0x7f; @@ -516,27 +520,33 @@ out: static int mthca_path_set(struct mthca_dev *dev, const struct rdma_ah_attr *ah, struct mthca_qp_path *path, u8 port) { - path->g_mylmc = ah->src_path_bits & 0x7f; - path->rlid = cpu_to_be16(ah->dlid); - path->static_rate = mthca_get_rate(dev, ah->static_rate, port); + path->g_mylmc = rdma_ah_get_path_bits(ah) & 0x7f; + path->rlid = cpu_to_be16(rdma_ah_get_dlid(ah)); + path->static_rate = mthca_get_rate(dev, rdma_ah_get_static_rate(ah), + port); + + if (rdma_ah_get_ah_flags(ah) & IB_AH_GRH) { + const struct ib_global_route *grh = rdma_ah_read_grh(ah); - if (ah->ah_flags & IB_AH_GRH) { - if (ah->grh.sgid_index >= dev->limits.gid_table_len) { + if (grh->sgid_index >= dev->limits.gid_table_len) { mthca_dbg(dev, "sgid_index (%u) too large. max is %d\n", - ah->grh.sgid_index, dev->limits.gid_table_len-1); + grh->sgid_index, + dev->limits.gid_table_len - 1); return -1; } path->g_mylmc |= 1 << 7; - path->mgid_index = ah->grh.sgid_index; - path->hop_limit = ah->grh.hop_limit; + path->mgid_index = grh->sgid_index; + path->hop_limit = grh->hop_limit; path->sl_tclass_flowlabel = - cpu_to_be32((ah->sl << 28) | - (ah->grh.traffic_class << 20) | - (ah->grh.flow_label)); - memcpy(path->rgid, ah->grh.dgid.raw, 16); - } else - path->sl_tclass_flowlabel = cpu_to_be32(ah->sl << 28); + cpu_to_be32((rdma_ah_get_sl(ah) << 28) | + (grh->traffic_class << 20) | + (grh->flow_label)); + memcpy(path->rgid, grh->dgid.raw, 16); + } else { + path->sl_tclass_flowlabel = cpu_to_be32(rdma_ah_get_sl(ah) << + 28); + } return 0; } @@ -681,7 +691,7 @@ static int __mthca_modify_qp(struct ib_qp *ibqp, } if (mthca_path_set(dev, &attr->alt_ah_attr, &qp_context->alt_path, - attr->alt_ah_attr.port_num)) + rdma_ah_get_port_num(&attr->alt_ah_attr))) goto out_mailbox; qp_context->alt_path.port_pkey |= cpu_to_be32(attr->alt_pkey_index | diff --git a/drivers/infiniband/hw/ocrdma/ocrdma.h b/drivers/infiniband/hw/ocrdma/ocrdma.h index 49ea7b6cbebe..afcbd2acf835 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma.h +++ b/drivers/infiniband/hw/ocrdma/ocrdma.h @@ -531,7 +531,7 @@ static inline int ocrdma_resolve_dmac(struct ocrdma_dev *dev, { struct in6_addr in6; - memcpy(&in6, ah_attr->grh.dgid.raw, sizeof(in6)); + memcpy(&in6, rdma_ah_read_grh(ah_attr)->dgid.raw, sizeof(in6)); if (rdma_is_multicast_addr(&in6)) rdma_get_mcast_mac(&in6, mac_addr); else if (rdma_link_local_addr(&in6)) diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_ah.c b/drivers/infiniband/hw/ocrdma/ocrdma_ah.c index 71723db83e9b..97a829d98ffe 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_ah.c +++ b/drivers/infiniband/hw/ocrdma/ocrdma_ah.c @@ -81,6 +81,7 @@ static inline int set_av_attr(struct ocrdma_dev *dev, struct ocrdma_ah *ah, u16 proto_num = 0; u8 nxthdr = 0x11; struct iphdr ipv4; + const struct ib_global_route *ib_grh; union { struct sockaddr _sockaddr; struct sockaddr_in _sockaddr_in; @@ -120,32 +121,33 @@ static inline int set_av_attr(struct ocrdma_dev *dev, struct ocrdma_ah *ah, status = ocrdma_resolve_dmac(dev, attr, ð.dmac[0]); if (status) return status; - ah->sgid_index = attr->grh.sgid_index; + ib_grh = rdma_ah_read_grh(attr); + ah->sgid_index = ib_grh->sgid_index; /* Eth HDR */ memcpy(&ah->av->eth_hdr, ð, eth_sz); if (ah->hdr_type == RDMA_NETWORK_IPV4) { *((__be16 *)&ipv4) = htons((4 << 12) | (5 << 8) | - attr->grh.traffic_class); + ib_grh->traffic_class); ipv4.id = cpu_to_be16(pdid); ipv4.frag_off = htons(IP_DF); ipv4.tot_len = htons(0); - ipv4.ttl = attr->grh.hop_limit; + ipv4.ttl = ib_grh->hop_limit; ipv4.protocol = nxthdr; rdma_gid2ip(&sgid_addr._sockaddr, sgid); ipv4.saddr = sgid_addr._sockaddr_in.sin_addr.s_addr; - rdma_gid2ip(&dgid_addr._sockaddr, &attr->grh.dgid); + rdma_gid2ip(&dgid_addr._sockaddr, &ib_grh->dgid); ipv4.daddr = dgid_addr._sockaddr_in.sin_addr.s_addr; memcpy((u8 *)ah->av + eth_sz, &ipv4, sizeof(struct iphdr)); } else { memcpy(&grh.sgid[0], sgid->raw, sizeof(union ib_gid)); grh.tclass_flow = cpu_to_be32((6 << 28) | - (attr->grh.traffic_class << 24) | - attr->grh.flow_label); - memcpy(&grh.dgid[0], attr->grh.dgid.raw, - sizeof(attr->grh.dgid.raw)); + (ib_grh->traffic_class << 24) | + ib_grh->flow_label); + memcpy(&grh.dgid[0], ib_grh->dgid.raw, + sizeof(ib_grh->dgid.raw)); grh.pdid_hoplimit = cpu_to_be32((pdid << 16) | (nxthdr << 8) | - attr->grh.hop_limit); + ib_grh->hop_limit); memcpy((u8 *)ah->av + eth_sz, &grh, sizeof(struct ocrdma_grh)); } if (*isvlan) @@ -165,11 +167,13 @@ struct ib_ah *ocrdma_create_ah(struct ib_pd *ibpd, struct rdma_ah_attr *attr, struct ib_gid_attr sgid_attr; struct ocrdma_pd *pd = get_ocrdma_pd(ibpd); struct ocrdma_dev *dev = get_ocrdma_dev(ibpd->device); + const struct ib_global_route *grh; union ib_gid sgid; - if (!(attr->ah_flags & IB_AH_GRH)) + if (!(rdma_ah_get_ah_flags(attr) & IB_AH_GRH)) return ERR_PTR(-EINVAL); + grh = rdma_ah_read_grh(attr); if (atomic_cmpxchg(&dev->update_sl, 1, 0)) ocrdma_init_service_level(dev); @@ -181,7 +185,7 @@ struct ib_ah *ocrdma_create_ah(struct ib_pd *ibpd, struct rdma_ah_attr *attr, if (status) goto av_err; - status = ib_get_cached_gid(&dev->ibdev, 1, attr->grh.sgid_index, &sgid, + status = ib_get_cached_gid(&dev->ibdev, 1, grh->sgid_index, &sgid, &sgid_attr); if (status) { pr_err("%s(): Failed to query sgid, status = %d\n", @@ -197,10 +201,11 @@ struct ib_ah *ocrdma_create_ah(struct ib_pd *ibpd, struct rdma_ah_attr *attr, ah->hdr_type = ib_gid_to_network_type(sgid_attr.gid_type, &sgid); if ((pd->uctx) && - (!rdma_is_multicast_addr((struct in6_addr *)attr->grh.dgid.raw)) && - (!rdma_link_local_addr((struct in6_addr *)attr->grh.dgid.raw))) { - status = rdma_addr_find_l2_eth_by_grh(&sgid, &attr->grh.dgid, - attr->dmac, &vlan_tag, + (!rdma_is_multicast_addr((struct in6_addr *)grh->dgid.raw)) && + (!rdma_link_local_addr((struct in6_addr *)grh->dgid.raw))) { + status = rdma_addr_find_l2_eth_by_grh(&sgid, &grh->dgid, + attr->dmac, + &vlan_tag, &sgid_attr.ndev->ifindex, NULL); if (status) { @@ -216,7 +221,7 @@ struct ib_ah *ocrdma_create_ah(struct ib_pd *ibpd, struct rdma_ah_attr *attr, /* if pd is for the user process, pass the ah_id to user space */ if ((pd->uctx) && (pd->uctx->ah_tbl.va)) { - ahid_addr = pd->uctx->ah_tbl.va + attr->dlid; + ahid_addr = pd->uctx->ah_tbl.va + rdma_ah_get_dlid(attr); *ahid_addr = 0; *ahid_addr |= ah->id & OCRDMA_AH_ID_MASK; if (ocrdma_is_udp_encap_supported(dev)) { @@ -253,21 +258,22 @@ int ocrdma_query_ah(struct ib_ah *ibah, struct rdma_ah_attr *attr) struct ocrdma_ah *ah = get_ocrdma_ah(ibah); struct ocrdma_av *av = ah->av; struct ocrdma_grh *grh; - attr->ah_flags |= IB_AH_GRH; + if (ah->av->valid & OCRDMA_AV_VALID) { grh = (struct ocrdma_grh *)((u8 *)ah->av + sizeof(struct ocrdma_eth_vlan)); - attr->sl = be16_to_cpu(av->eth_hdr.vlan_tag) >> 13; + rdma_ah_set_sl(attr, be16_to_cpu(av->eth_hdr.vlan_tag) >> 13); } else { grh = (struct ocrdma_grh *)((u8 *)ah->av + sizeof(struct ocrdma_eth_basic)); - attr->sl = 0; + rdma_ah_set_sl(attr, 0); } - memcpy(&attr->grh.dgid.raw[0], &grh->dgid[0], sizeof(grh->dgid)); - attr->grh.sgid_index = ah->sgid_index; - attr->grh.hop_limit = be32_to_cpu(grh->pdid_hoplimit) & 0xff; - attr->grh.traffic_class = be32_to_cpu(grh->tclass_flow) >> 24; - attr->grh.flow_label = be32_to_cpu(grh->tclass_flow) & 0x00ffffffff; + rdma_ah_set_grh(attr, NULL, + be32_to_cpu(grh->tclass_flow) & 0xffffffff, + ah->sgid_index, + be32_to_cpu(grh->pdid_hoplimit) & 0xff, + be32_to_cpu(grh->tclass_flow) >> 24); + rdma_ah_set_dgid_raw(attr, &grh->dgid[0]); return 0; } diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_hw.c b/drivers/infiniband/hw/ocrdma/ocrdma_hw.c index 0ca52fa920a5..dcb5942f9fb5 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_hw.c +++ b/drivers/infiniband/hw/ocrdma/ocrdma_hw.c @@ -2510,25 +2510,28 @@ static int ocrdma_set_av_params(struct ocrdma_qp *qp, struct sockaddr_in6 _sockaddr_in6; } sgid_addr, dgid_addr; struct ocrdma_dev *dev = get_ocrdma_dev(qp->ibqp.device); + const struct ib_global_route *grh; - if ((ah_attr->ah_flags & IB_AH_GRH) == 0) + if ((rdma_ah_get_ah_flags(ah_attr) & IB_AH_GRH) == 0) return -EINVAL; + grh = rdma_ah_read_grh(ah_attr); if (atomic_cmpxchg(&dev->update_sl, 1, 0)) ocrdma_init_service_level(dev); cmd->params.tclass_sq_psn |= - (ah_attr->grh.traffic_class << OCRDMA_QP_PARAMS_TCLASS_SHIFT); + (grh->traffic_class << OCRDMA_QP_PARAMS_TCLASS_SHIFT); cmd->params.rnt_rc_sl_fl |= - (ah_attr->grh.flow_label & OCRDMA_QP_PARAMS_FLOW_LABEL_MASK); - cmd->params.rnt_rc_sl_fl |= (ah_attr->sl << OCRDMA_QP_PARAMS_SL_SHIFT); + (grh->flow_label & OCRDMA_QP_PARAMS_FLOW_LABEL_MASK); + cmd->params.rnt_rc_sl_fl |= (rdma_ah_get_sl(ah_attr) << + OCRDMA_QP_PARAMS_SL_SHIFT); cmd->params.hop_lmt_rq_psn |= - (ah_attr->grh.hop_limit << OCRDMA_QP_PARAMS_HOP_LMT_SHIFT); + (grh->hop_limit << OCRDMA_QP_PARAMS_HOP_LMT_SHIFT); cmd->flags |= OCRDMA_QP_PARA_FLOW_LBL_VALID; /* GIDs */ - memcpy(&cmd->params.dgid[0], &ah_attr->grh.dgid.raw[0], + memcpy(&cmd->params.dgid[0], &grh->dgid.raw[0], sizeof(cmd->params.dgid)); - status = ib_get_cached_gid(&dev->ibdev, 1, ah_attr->grh.sgid_index, + status = ib_get_cached_gid(&dev->ibdev, 1, grh->sgid_index, &sgid, &sgid_attr); if (!status && sgid_attr.ndev) { vlan_id = rdma_vlan_dev_vlan_id(sgid_attr.ndev); @@ -2540,7 +2543,7 @@ static int ocrdma_set_av_params(struct ocrdma_qp *qp, if (!memcmp(&sgid, &zgid, sizeof(zgid))) return -EINVAL; - qp->sgid_idx = ah_attr->grh.sgid_index; + qp->sgid_idx = grh->sgid_index; memcpy(&cmd->params.sgid[0], &sgid.raw[0], sizeof(cmd->params.sgid)); status = ocrdma_resolve_dmac(dev, ah_attr, &mac_addr[0]); if (status) @@ -2551,7 +2554,7 @@ static int ocrdma_set_av_params(struct ocrdma_qp *qp, hdr_type = ib_gid_to_network_type(sgid_attr.gid_type, &sgid); if (hdr_type == RDMA_NETWORK_IPV4) { rdma_gid2ip(&sgid_addr._sockaddr, &sgid); - rdma_gid2ip(&dgid_addr._sockaddr, &ah_attr->grh.dgid); + rdma_gid2ip(&dgid_addr._sockaddr, &grh->dgid); memcpy(&cmd->params.dgid[0], &dgid_addr._sockaddr_in.sin_addr.s_addr, 4); memcpy(&cmd->params.sgid[0], diff --git a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c index c57e387b55a2..caec48c6e1ec 100644 --- a/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c +++ b/drivers/infiniband/hw/ocrdma/ocrdma_verbs.c @@ -1598,23 +1598,23 @@ int ocrdma_query_qp(struct ib_qp *ibqp, qp_attr->cap.max_recv_sge = qp->rq.max_sges; qp_attr->cap.max_inline_data = qp->max_inline_data; qp_init_attr->cap = qp_attr->cap; - memcpy(&qp_attr->ah_attr.grh.dgid, ¶ms.dgid[0], - sizeof(params.dgid)); - qp_attr->ah_attr.grh.flow_label = params.rnt_rc_sl_fl & - OCRDMA_QP_PARAMS_FLOW_LABEL_MASK; - qp_attr->ah_attr.grh.sgid_index = qp->sgid_idx; - qp_attr->ah_attr.grh.hop_limit = (params.hop_lmt_rq_psn & - OCRDMA_QP_PARAMS_HOP_LMT_MASK) >> - OCRDMA_QP_PARAMS_HOP_LMT_SHIFT; - qp_attr->ah_attr.grh.traffic_class = (params.tclass_sq_psn & - OCRDMA_QP_PARAMS_TCLASS_MASK) >> - OCRDMA_QP_PARAMS_TCLASS_SHIFT; - - qp_attr->ah_attr.ah_flags = IB_AH_GRH; - qp_attr->ah_attr.port_num = 1; - qp_attr->ah_attr.sl = (params.rnt_rc_sl_fl & - OCRDMA_QP_PARAMS_SL_MASK) >> - OCRDMA_QP_PARAMS_SL_SHIFT; + + rdma_ah_set_grh(&qp_attr->ah_attr, NULL, + params.rnt_rc_sl_fl & + OCRDMA_QP_PARAMS_FLOW_LABEL_MASK, + qp->sgid_idx, + (params.hop_lmt_rq_psn & + OCRDMA_QP_PARAMS_HOP_LMT_MASK) >> + OCRDMA_QP_PARAMS_HOP_LMT_SHIFT, + (params.tclass_sq_psn & + OCRDMA_QP_PARAMS_TCLASS_MASK) >> + OCRDMA_QP_PARAMS_TCLASS_SHIFT); + rdma_ah_set_dgid_raw(&qp_attr->ah_attr, ¶ms.dgid[0]); + + rdma_ah_set_port_num(&qp_attr->ah_attr, 1); + rdma_ah_set_sl(&qp_attr->ah_attr, (params.rnt_rc_sl_fl & + OCRDMA_QP_PARAMS_SL_MASK) >> + OCRDMA_QP_PARAMS_SL_SHIFT); qp_attr->timeout = (params.ack_to_rnr_rtc_dest_qpn & OCRDMA_QP_PARAMS_ACK_TIMEOUT_MASK) >> OCRDMA_QP_PARAMS_ACK_TIMEOUT_SHIFT; @@ -1627,8 +1627,8 @@ int ocrdma_query_qp(struct ib_qp *ibqp, qp_attr->min_rnr_timer = 0; qp_attr->pkey_index = 0; qp_attr->port_num = 1; - qp_attr->ah_attr.src_path_bits = 0; - qp_attr->ah_attr.static_rate = 0; + rdma_ah_set_path_bits(&qp_attr->ah_attr, 0); + rdma_ah_set_static_rate(&qp_attr->ah_attr, 0); qp_attr->alt_pkey_index = 0; qp_attr->alt_port_num = 0; qp_attr->alt_timeout = 0; diff --git a/drivers/infiniband/hw/qedr/qedr.h b/drivers/infiniband/hw/qedr/qedr.h index 42df61512e6d..aa08c76a4245 100644 --- a/drivers/infiniband/hw/qedr/qedr.h +++ b/drivers/infiniband/hw/qedr/qedr.h @@ -450,15 +450,20 @@ static inline int qedr_get_dmac(struct qedr_dev *dev, { union ib_gid zero_sgid = { { 0 } }; struct in6_addr in6; + const struct ib_global_route *grh = rdma_ah_read_grh(ah_attr); + u8 *dmac; - if (!memcmp(&ah_attr->grh.dgid, &zero_sgid, sizeof(union ib_gid))) { + if (!memcmp(&grh->dgid, &zero_sgid, sizeof(union ib_gid))) { DP_ERR(dev, "Local port GID not supported\n"); eth_zero_addr(mac_addr); return -EINVAL; } - memcpy(&in6, ah_attr->grh.dgid.raw, sizeof(in6)); - ether_addr_copy(mac_addr, ah_attr->dmac); + memcpy(&in6, grh->dgid.raw, sizeof(in6)); + dmac = rdma_ah_retrieve_dmac(ah_attr); + if (!dmac) + return -EINVAL; + ether_addr_copy(mac_addr, dmac); return 0; } diff --git a/drivers/infiniband/hw/qedr/qedr_cm.c b/drivers/infiniband/hw/qedr/qedr_cm.c index 118966e8bc3b..7b151d4ae9ac 100644 --- a/drivers/infiniband/hw/qedr/qedr_cm.c +++ b/drivers/infiniband/hw/qedr/qedr_cm.c @@ -244,7 +244,7 @@ static inline int qedr_gsi_build_header(struct qedr_dev *dev, { bool has_vlan = false, has_grh_ipv6 = true; struct rdma_ah_attr *ah_attr = &get_qedr_ah(ud_wr(swr)->ah)->attr; - struct ib_global_route *grh = &ah_attr->grh; + const struct ib_global_route *grh = rdma_ah_read_grh(ah_attr); union ib_gid sgid; int send_size = 0; u16 vlan_id = 0; @@ -260,12 +260,13 @@ static inline int qedr_gsi_build_header(struct qedr_dev *dev, for (i = 0; i < swr->num_sge; ++i) send_size += swr->sg_list[i].length; - rc = ib_get_cached_gid(qp->ibqp.device, ah_attr->port_num, + rc = ib_get_cached_gid(qp->ibqp.device, rdma_ah_get_port_num(ah_attr), grh->sgid_index, &sgid, &sgid_attr); if (rc) { DP_ERR(dev, "gsi post send: failed to get cached GID (port=%d, ix=%d)\n", - ah_attr->port_num, grh->sgid_index); + rdma_ah_get_port_num(ah_attr), + grh->sgid_index); return rc; } @@ -277,7 +278,7 @@ static inline int qedr_gsi_build_header(struct qedr_dev *dev, if (!memcmp(&sgid, &zgid, sizeof(sgid))) { DP_ERR(dev, "gsi post send: GID not found GID index %d\n", - ah_attr->grh.sgid_index); + grh->sgid_index); return -ENOENT; } @@ -341,13 +342,13 @@ static inline int qedr_gsi_build_header(struct qedr_dev *dev, u32 ipv4_addr; udh->ip4.protocol = IPPROTO_UDP; - udh->ip4.tos = htonl(ah_attr->grh.flow_label); + udh->ip4.tos = htonl(grh->flow_label); udh->ip4.frag_off = htons(IP_DF); - udh->ip4.ttl = ah_attr->grh.hop_limit; + udh->ip4.ttl = grh->hop_limit; ipv4_addr = qedr_get_ipv4_from_gid(sgid.raw); udh->ip4.saddr = ipv4_addr; - ipv4_addr = qedr_get_ipv4_from_gid(ah_attr->grh.dgid.raw); + ipv4_addr = qedr_get_ipv4_from_gid(grh->dgid.raw); udh->ip4.daddr = ipv4_addr; /* note: checksum is calculated by the device */ } diff --git a/drivers/infiniband/hw/qedr/qedr_cm.h b/drivers/infiniband/hw/qedr/qedr_cm.h index 78efb1b056d1..a55916323ea9 100644 --- a/drivers/infiniband/hw/qedr/qedr_cm.h +++ b/drivers/infiniband/hw/qedr/qedr_cm.h @@ -39,7 +39,7 @@ #define QEDR_ROCE_V2_UDP_SPORT (0000) -static inline u32 qedr_get_ipv4_from_gid(u8 *gid) +static inline u32 qedr_get_ipv4_from_gid(const u8 *gid) { return *(u32 *)(void *)&gid[12]; } diff --git a/drivers/infiniband/hw/qedr/verbs.c b/drivers/infiniband/hw/qedr/verbs.c index 8ced8ec954c5..e9930d5b0e0b 100644 --- a/drivers/infiniband/hw/qedr/verbs.c +++ b/drivers/infiniband/hw/qedr/verbs.c @@ -1084,13 +1084,15 @@ static inline int get_gid_info_from_table(struct ib_qp *ibqp, { enum rdma_network_type nw_type; struct ib_gid_attr gid_attr; + const struct ib_global_route *grh = rdma_ah_read_grh(&attr->ah_attr); union ib_gid gid; u32 ipv4_addr; int rc = 0; int i; - rc = ib_get_cached_gid(ibqp->device, attr->ah_attr.port_num, - attr->ah_attr.grh.sgid_index, &gid, &gid_attr); + rc = ib_get_cached_gid(ibqp->device, + rdma_ah_get_port_num(&attr->ah_attr), + grh->sgid_index, &gid, &gid_attr); if (rc) return rc; @@ -1107,7 +1109,7 @@ static inline int get_gid_info_from_table(struct ib_qp *ibqp, memcpy(&qp_params->sgid.bytes[0], &gid.raw[0], sizeof(qp_params->sgid)); memcpy(&qp_params->dgid.bytes[0], - &attr->ah_attr.grh.dgid, + &grh->dgid, sizeof(qp_params->dgid)); qp_params->roce_mode = ROCE_V2_IPV6; SET_FIELD(qp_params->modify_flags, @@ -1117,7 +1119,7 @@ static inline int get_gid_info_from_table(struct ib_qp *ibqp, memcpy(&qp_params->sgid.bytes[0], &gid.raw[0], sizeof(qp_params->sgid)); memcpy(&qp_params->dgid.bytes[0], - &attr->ah_attr.grh.dgid, + &grh->dgid, sizeof(qp_params->dgid)); qp_params->roce_mode = ROCE_V1; break; @@ -1127,7 +1129,7 @@ static inline int get_gid_info_from_table(struct ib_qp *ibqp, ipv4_addr = qedr_get_ipv4_from_gid(gid.raw); qp_params->sgid.ipv4_addr = ipv4_addr; ipv4_addr = - qedr_get_ipv4_from_gid(attr->ah_attr.grh.dgid.raw); + qedr_get_ipv4_from_gid(grh->dgid.raw); qp_params->dgid.ipv4_addr = ipv4_addr; SET_FIELD(qp_params->modify_flags, QED_ROCE_MODIFY_QP_VALID_ROCE_MODE, 1); @@ -1749,6 +1751,7 @@ int qedr_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, struct qedr_qp *qp = get_qedr_qp(ibqp); struct qed_rdma_modify_qp_in_params qp_params = { 0 }; struct qedr_dev *dev = get_qedr_dev(&qp->dev->ibdev); + const struct ib_global_route *grh = rdma_ah_read_grh(&attr->ah_attr); enum ib_qp_state old_qp_state, new_qp_state; int rc = 0; @@ -1831,17 +1834,17 @@ int qedr_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, SET_FIELD(qp_params.modify_flags, QED_ROCE_MODIFY_QP_VALID_ADDRESS_VECTOR, 1); - qp_params.traffic_class_tos = attr->ah_attr.grh.traffic_class; - qp_params.flow_label = attr->ah_attr.grh.flow_label; - qp_params.hop_limit_ttl = attr->ah_attr.grh.hop_limit; + qp_params.traffic_class_tos = grh->traffic_class; + qp_params.flow_label = grh->flow_label; + qp_params.hop_limit_ttl = grh->hop_limit; - qp->sgid_idx = attr->ah_attr.grh.sgid_index; + qp->sgid_idx = grh->sgid_index; rc = get_gid_info_from_table(ibqp, attr, attr_mask, &qp_params); if (rc) { DP_ERR(dev, "modify qp: problems with GID index %d (rc=%d)\n", - attr->ah_attr.grh.sgid_index, rc); + grh->sgid_index, rc); return rc; } @@ -2026,25 +2029,20 @@ int qedr_query_qp(struct ib_qp *ibqp, qp_attr->cap.max_inline_data = ROCE_REQ_MAX_INLINE_DATA_SIZE; qp_init_attr->cap = qp_attr->cap; - memcpy(&qp_attr->ah_attr.grh.dgid.raw[0], ¶ms.dgid.bytes[0], - sizeof(qp_attr->ah_attr.grh.dgid.raw)); - - qp_attr->ah_attr.grh.flow_label = params.flow_label; - qp_attr->ah_attr.grh.sgid_index = qp->sgid_idx; - qp_attr->ah_attr.grh.hop_limit = params.hop_limit_ttl; - qp_attr->ah_attr.grh.traffic_class = params.traffic_class_tos; - - qp_attr->ah_attr.ah_flags = IB_AH_GRH; - qp_attr->ah_attr.port_num = 1; - qp_attr->ah_attr.sl = 0; + rdma_ah_set_grh(&qp_attr->ah_attr, NULL, + params.flow_label, qp->sgid_idx, + params.hop_limit_ttl, params.traffic_class_tos); + rdma_ah_set_dgid_raw(&qp_attr->ah_attr, ¶ms.dgid.bytes[0]); + rdma_ah_set_port_num(&qp_attr->ah_attr, 1); + rdma_ah_set_sl(&qp_attr->ah_attr, 0); qp_attr->timeout = params.timeout; qp_attr->rnr_retry = params.rnr_retry; qp_attr->retry_cnt = params.retry_cnt; qp_attr->min_rnr_timer = params.min_rnr_nak_timer; qp_attr->pkey_index = params.pkey_index; qp_attr->port_num = 1; - qp_attr->ah_attr.src_path_bits = 0; - qp_attr->ah_attr.static_rate = 0; + rdma_ah_set_path_bits(&qp_attr->ah_attr, 0); + rdma_ah_set_static_rate(&qp_attr->ah_attr, 0); qp_attr->alt_pkey_index = 0; qp_attr->alt_port_num = 0; qp_attr->alt_timeout = 0; diff --git a/drivers/infiniband/hw/qib/qib_mad.c b/drivers/infiniband/hw/qib/qib_mad.c index 859361994665..da295e0392ed 100644 --- a/drivers/infiniband/hw/qib/qib_mad.c +++ b/drivers/infiniband/hw/qib/qib_mad.c @@ -717,9 +717,10 @@ static int subn_set_portinfo(struct ib_smp *smp, struct ib_device *ibdev, spin_lock_irqsave(&ibp->rvp.lock, flags); if (ibp->rvp.sm_ah) { if (smlid != ibp->rvp.sm_lid) - ibp->rvp.sm_ah->attr.dlid = smlid; + rdma_ah_set_dlid(&ibp->rvp.sm_ah->attr, + smlid); if (msl != ibp->rvp.sm_sl) - ibp->rvp.sm_ah->attr.sl = msl; + rdma_ah_set_sl(&ibp->rvp.sm_ah->attr, msl); } spin_unlock_irqrestore(&ibp->rvp.lock, flags); if (smlid != ibp->rvp.sm_lid) diff --git a/drivers/infiniband/hw/qib/qib_qp.c b/drivers/infiniband/hw/qib/qib_qp.c index 2ac0c0f79e74..5984981e7dd4 100644 --- a/drivers/infiniband/hw/qib/qib_qp.c +++ b/drivers/infiniband/hw/qib/qib_qp.c @@ -489,7 +489,7 @@ void qib_qp_iter_print(struct seq_file *s, struct qib_qp_iter *iter) qp->s_last, qp->s_acked, qp->s_cur, qp->s_tail, qp->s_head, qp->s_size, qp->remote_qpn, - qp->remote_ah_attr.dlid); + rdma_ah_get_dlid(&qp->remote_ah_attr)); } #endif diff --git a/drivers/infiniband/hw/qib/qib_rc.c b/drivers/infiniband/hw/qib/qib_rc.c index 023498745b8a..fc8b88514da5 100644 --- a/drivers/infiniband/hw/qib/qib_rc.c +++ b/drivers/infiniband/hw/qib/qib_rc.c @@ -234,7 +234,7 @@ int qib_make_rc_req(struct rvt_qp *qp, unsigned long *flags) int delta; ohdr = &priv->s_hdr->u.oth; - if (qp->remote_ah_attr.ah_flags & IB_AH_GRH) + if (rdma_ah_get_ah_flags(&qp->remote_ah_attr) & IB_AH_GRH) ohdr = &priv->s_hdr->u.l.oth; /* Sending responses has higher priority over sending requests. */ @@ -637,9 +637,11 @@ void qib_send_rc_ack(struct rvt_qp *qp) lrh0 = QIB_LRH_BTH; /* header size in 32-bit words LRH+BTH+AETH = (8+12+4)/4. */ hwords = 6; - if (unlikely(qp->remote_ah_attr.ah_flags & IB_AH_GRH)) { + if (unlikely(rdma_ah_get_ah_flags(&qp->remote_ah_attr) & + IB_AH_GRH)) { hwords += qib_make_grh(ibp, &hdr.u.l.grh, - &qp->remote_ah_attr.grh, hwords, 0); + rdma_ah_read_grh(&qp->remote_ah_attr), + hwords, 0); ohdr = &hdr.u.l.oth; lrh0 = QIB_LRH_GRH; } @@ -653,12 +655,13 @@ void qib_send_rc_ack(struct rvt_qp *qp) IB_AETH_CREDIT_SHIFT)); else ohdr->u.aeth = rvt_compute_aeth(qp); - lrh0 |= ibp->sl_to_vl[qp->remote_ah_attr.sl] << 12 | - qp->remote_ah_attr.sl << 4; + lrh0 |= ibp->sl_to_vl[rdma_ah_get_sl(&qp->remote_ah_attr)] << 12 | + rdma_ah_get_sl(&qp->remote_ah_attr) << 4; hdr.lrh[0] = cpu_to_be16(lrh0); - hdr.lrh[1] = cpu_to_be16(qp->remote_ah_attr.dlid); + hdr.lrh[1] = cpu_to_be16(rdma_ah_get_dlid(&qp->remote_ah_attr)); hdr.lrh[2] = cpu_to_be16(hwords + SIZE_OF_CRC); - hdr.lrh[3] = cpu_to_be16(ppd->lid | qp->remote_ah_attr.src_path_bits); + hdr.lrh[3] = cpu_to_be16(ppd->lid | + rdma_ah_get_path_bits(&qp->remote_ah_attr)); ohdr->bth[0] = cpu_to_be32(bth0); ohdr->bth[1] = cpu_to_be32(qp->remote_qpn); ohdr->bth[2] = cpu_to_be32(qp->r_ack_psn & QIB_PSN_MASK); @@ -1904,8 +1907,8 @@ send_last: wc.opcode = IB_WC_RECV; wc.qp = &qp->ibqp; wc.src_qp = qp->remote_qpn; - wc.slid = qp->remote_ah_attr.dlid; - wc.sl = qp->remote_ah_attr.sl; + wc.slid = rdma_ah_get_dlid(&qp->remote_ah_attr); + wc.sl = rdma_ah_get_sl(&qp->remote_ah_attr); /* zero fields that are N/A */ wc.vendor_err = 0; wc.pkey_index = 0; diff --git a/drivers/infiniband/hw/qib/qib_ruc.c b/drivers/infiniband/hw/qib/qib_ruc.c index 6e1adf709483..bd09de7c6e56 100644 --- a/drivers/infiniband/hw/qib/qib_ruc.c +++ b/drivers/infiniband/hw/qib/qib_ruc.c @@ -195,7 +195,7 @@ void qib_migrate_qp(struct rvt_qp *qp) qp->s_mig_state = IB_MIG_MIGRATED; qp->remote_ah_attr = qp->alt_ah_attr; - qp->port_num = qp->alt_ah_attr.port_num; + qp->port_num = rdma_ah_get_port_num(&qp->alt_ah_attr); qp->s_pkey_index = qp->s_alt_pkey_index; ev.device = qp->ibqp.device; @@ -235,18 +235,23 @@ int qib_ruc_check_hdr(struct qib_ibport *ibp, struct ib_header *hdr, if (qp->s_mig_state == IB_MIG_ARMED && (bth0 & IB_BTH_MIG_REQ)) { if (!has_grh) { - if (qp->alt_ah_attr.ah_flags & IB_AH_GRH) + if (rdma_ah_get_ah_flags(&qp->alt_ah_attr) & + IB_AH_GRH) goto err; } else { - if (!(qp->alt_ah_attr.ah_flags & IB_AH_GRH)) + const struct ib_global_route *grh; + + if (!(rdma_ah_get_ah_flags(&qp->alt_ah_attr) & + IB_AH_GRH)) goto err; - guid = get_sguid(ibp, qp->alt_ah_attr.grh.sgid_index); + grh = rdma_ah_read_grh(&qp->alt_ah_attr); + guid = get_sguid(ibp, grh->sgid_index); if (!gid_ok(&hdr->u.l.grh.dgid, ibp->rvp.gid_prefix, guid)) goto err; if (!gid_ok(&hdr->u.l.grh.sgid, - qp->alt_ah_attr.grh.dgid.global.subnet_prefix, - qp->alt_ah_attr.grh.dgid.global.interface_id)) + grh->dgid.global.subnet_prefix, + grh->dgid.global.interface_id)) goto err; } if (!qib_pkey_ok((u16)bth0, @@ -259,27 +264,33 @@ int qib_ruc_check_hdr(struct qib_ibport *ibp, struct ib_header *hdr, goto err; } /* Validate the SLID. See Ch. 9.6.1.5 and 17.2.8 */ - if (be16_to_cpu(hdr->lrh[3]) != qp->alt_ah_attr.dlid || - ppd_from_ibp(ibp)->port != qp->alt_ah_attr.port_num) + if ((be16_to_cpu(hdr->lrh[3]) != + rdma_ah_get_dlid(&qp->alt_ah_attr)) || + ppd_from_ibp(ibp)->port != + rdma_ah_get_port_num(&qp->alt_ah_attr)) goto err; spin_lock_irqsave(&qp->s_lock, flags); qib_migrate_qp(qp); spin_unlock_irqrestore(&qp->s_lock, flags); } else { if (!has_grh) { - if (qp->remote_ah_attr.ah_flags & IB_AH_GRH) + if (rdma_ah_get_ah_flags(&qp->remote_ah_attr) & + IB_AH_GRH) goto err; } else { - if (!(qp->remote_ah_attr.ah_flags & IB_AH_GRH)) + const struct ib_global_route *grh; + + if (!(rdma_ah_get_ah_flags(&qp->remote_ah_attr) & + IB_AH_GRH)) goto err; - guid = get_sguid(ibp, - qp->remote_ah_attr.grh.sgid_index); + grh = rdma_ah_read_grh(&qp->remote_ah_attr); + guid = get_sguid(ibp, grh->sgid_index); if (!gid_ok(&hdr->u.l.grh.dgid, ibp->rvp.gid_prefix, guid)) goto err; if (!gid_ok(&hdr->u.l.grh.sgid, - qp->remote_ah_attr.grh.dgid.global.subnet_prefix, - qp->remote_ah_attr.grh.dgid.global.interface_id)) + grh->dgid.global.subnet_prefix, + grh->dgid.global.interface_id)) goto err; } if (!qib_pkey_ok((u16)bth0, @@ -292,7 +303,8 @@ int qib_ruc_check_hdr(struct qib_ibport *ibp, struct ib_header *hdr, goto err; } /* Validate the SLID. See Ch. 9.6.1.5 */ - if (be16_to_cpu(hdr->lrh[3]) != qp->remote_ah_attr.dlid || + if (be16_to_cpu(hdr->lrh[3]) != + rdma_ah_get_dlid(&qp->remote_ah_attr) || ppd_from_ibp(ibp)->port != qp->port_num) goto err; if (qp->s_mig_state == IB_MIG_REARM && @@ -528,8 +540,8 @@ again: wc.byte_len = wqe->length; wc.qp = &qp->ibqp; wc.src_qp = qp->remote_qpn; - wc.slid = qp->remote_ah_attr.dlid; - wc.sl = qp->remote_ah_attr.sl; + wc.slid = rdma_ah_get_dlid(&qp->remote_ah_attr); + wc.sl = rdma_ah_get_sl(&qp->remote_ah_attr); wc.port_num = 1; /* Signal completion event if the solicited bit is set. */ rvt_cq_enter(ibcq_to_rvtcq(qp->ibqp.recv_cq), &wc, @@ -619,7 +631,7 @@ done: * Return the size of the header in 32 bit words. */ u32 qib_make_grh(struct qib_ibport *ibp, struct ib_grh *hdr, - struct ib_global_route *grh, u32 hwords, u32 nwords) + const struct ib_global_route *grh, u32 hwords, u32 nwords) { hdr->version_tclass_flow = cpu_to_be32((IB_GRH_VERSION << IB_GRH_VERSION_SHIFT) | @@ -652,20 +664,23 @@ void qib_make_ruc_header(struct rvt_qp *qp, struct ib_other_headers *ohdr, extra_bytes = -qp->s_cur_size & 3; nwords = (qp->s_cur_size + extra_bytes) >> 2; lrh0 = QIB_LRH_BTH; - if (unlikely(qp->remote_ah_attr.ah_flags & IB_AH_GRH)) { - qp->s_hdrwords += qib_make_grh(ibp, &priv->s_hdr->u.l.grh, - &qp->remote_ah_attr.grh, - qp->s_hdrwords, nwords); + if (unlikely(rdma_ah_get_ah_flags(&qp->remote_ah_attr) & IB_AH_GRH)) { + qp->s_hdrwords += + qib_make_grh(ibp, &priv->s_hdr->u.l.grh, + rdma_ah_read_grh(&qp->remote_ah_attr), + qp->s_hdrwords, nwords); lrh0 = QIB_LRH_GRH; } - lrh0 |= ibp->sl_to_vl[qp->remote_ah_attr.sl] << 12 | - qp->remote_ah_attr.sl << 4; + lrh0 |= ibp->sl_to_vl[rdma_ah_get_sl(&qp->remote_ah_attr)] << 12 | + rdma_ah_get_sl(&qp->remote_ah_attr) << 4; priv->s_hdr->lrh[0] = cpu_to_be16(lrh0); - priv->s_hdr->lrh[1] = cpu_to_be16(qp->remote_ah_attr.dlid); + priv->s_hdr->lrh[1] = + cpu_to_be16(rdma_ah_get_dlid(&qp->remote_ah_attr)); priv->s_hdr->lrh[2] = cpu_to_be16(qp->s_hdrwords + nwords + SIZE_OF_CRC); - priv->s_hdr->lrh[3] = cpu_to_be16(ppd_from_ibp(ibp)->lid | - qp->remote_ah_attr.src_path_bits); + priv->s_hdr->lrh[3] = + cpu_to_be16(ppd_from_ibp(ibp)->lid | + rdma_ah_get_path_bits(&qp->remote_ah_attr)); bth0 |= qib_get_pkey(ibp, qp->s_pkey_index); bth0 |= extra_bytes << 20; if (qp->s_mig_state == IB_MIG_MIGRATED) @@ -703,7 +718,8 @@ void qib_do_send(struct rvt_qp *qp) if ((qp->ibqp.qp_type == IB_QPT_RC || qp->ibqp.qp_type == IB_QPT_UC) && - (qp->remote_ah_attr.dlid & ~((1 << ppd->lmc) - 1)) == ppd->lid) { + (rdma_ah_get_dlid(&qp->remote_ah_attr) & + ~((1 << ppd->lmc) - 1)) == ppd->lid) { qib_ruc_loopback(qp); return; } diff --git a/drivers/infiniband/hw/qib/qib_uc.c b/drivers/infiniband/hw/qib/qib_uc.c index b337b60fc40d..498e2202e72c 100644 --- a/drivers/infiniband/hw/qib/qib_uc.c +++ b/drivers/infiniband/hw/qib/qib_uc.c @@ -74,7 +74,7 @@ int qib_make_uc_req(struct rvt_qp *qp, unsigned long *flags) } ohdr = &priv->s_hdr->u.oth; - if (qp->remote_ah_attr.ah_flags & IB_AH_GRH) + if (rdma_ah_get_ah_flags(&qp->remote_ah_attr) & IB_AH_GRH) ohdr = &priv->s_hdr->u.l.oth; /* header size in 32-bit words LRH+BTH = (8+12)/4. */ @@ -394,8 +394,8 @@ last_imm: wc.status = IB_WC_SUCCESS; wc.qp = &qp->ibqp; wc.src_qp = qp->remote_qpn; - wc.slid = qp->remote_ah_attr.dlid; - wc.sl = qp->remote_ah_attr.sl; + wc.slid = rdma_ah_get_dlid(&qp->remote_ah_attr); + wc.sl = rdma_ah_get_sl(&qp->remote_ah_attr); /* zero fields that are N/A */ wc.vendor_err = 0; wc.pkey_index = 0; diff --git a/drivers/infiniband/hw/qib/qib_ud.c b/drivers/infiniband/hw/qib/qib_ud.c index a99d7e9dba86..341a123ee95c 100644 --- a/drivers/infiniband/hw/qib/qib_ud.c +++ b/drivers/infiniband/hw/qib/qib_ud.c @@ -92,13 +92,13 @@ static void qib_ud_loopback(struct rvt_qp *sqp, struct rvt_swqe *swqe) pkey1 = qib_get_pkey(ibp, sqp->s_pkey_index); pkey2 = qib_get_pkey(ibp, qp->s_pkey_index); if (unlikely(!qib_pkey_ok(pkey1, pkey2))) { - lid = ppd->lid | (ah_attr->src_path_bits & + lid = ppd->lid | (rdma_ah_get_path_bits(ah_attr) & ((1 << ppd->lmc) - 1)); qib_bad_pqkey(ibp, IB_NOTICE_TRAP_BAD_PKEY, pkey1, - ah_attr->sl, + rdma_ah_get_sl(ah_attr), sqp->ibqp.qp_num, qp->ibqp.qp_num, cpu_to_be16(lid), - cpu_to_be16(ah_attr->dlid)); + cpu_to_be16(rdma_ah_get_dlid(ah_attr))); goto drop; } } @@ -116,13 +116,13 @@ static void qib_ud_loopback(struct rvt_qp *sqp, struct rvt_swqe *swqe) if (unlikely(qkey != qp->qkey)) { u16 lid; - lid = ppd->lid | (ah_attr->src_path_bits & + lid = ppd->lid | (rdma_ah_get_path_bits(ah_attr) & ((1 << ppd->lmc) - 1)); qib_bad_pqkey(ibp, IB_NOTICE_TRAP_BAD_QKEY, qkey, - ah_attr->sl, + rdma_ah_get_sl(ah_attr), sqp->ibqp.qp_num, qp->ibqp.qp_num, cpu_to_be16(lid), - cpu_to_be16(ah_attr->dlid)); + cpu_to_be16(rdma_ah_get_dlid(ah_attr))); goto drop; } } @@ -168,11 +168,11 @@ static void qib_ud_loopback(struct rvt_qp *sqp, struct rvt_swqe *swqe) goto bail_unlock; } - if (ah_attr->ah_flags & IB_AH_GRH) { + if (rdma_ah_get_ah_flags(ah_attr) & IB_AH_GRH) { struct ib_grh grh; - struct ib_global_route grd = ah_attr->grh; + const struct ib_global_route *grd = rdma_ah_read_grh(ah_attr); - qib_make_grh(ibp, &grh, &grd, 0, 0); + qib_make_grh(ibp, &grh, grd, 0, 0); qib_copy_sge(&qp->r_sge, &grh, sizeof(grh), 1); wc.wc_flags |= IB_WC_GRH; @@ -220,9 +220,10 @@ static void qib_ud_loopback(struct rvt_qp *sqp, struct rvt_swqe *swqe) wc.src_qp = sqp->ibqp.qp_num; wc.pkey_index = qp->ibqp.qp_type == IB_QPT_GSI ? swqe->ud_wr.pkey_index : 0; - wc.slid = ppd->lid | (ah_attr->src_path_bits & ((1 << ppd->lmc) - 1)); - wc.sl = ah_attr->sl; - wc.dlid_path_bits = ah_attr->dlid & ((1 << ppd->lmc) - 1); + wc.slid = ppd->lid | (rdma_ah_get_path_bits(ah_attr) & + ((1 << ppd->lmc) - 1)); + wc.sl = rdma_ah_get_sl(ah_attr); + wc.dlid_path_bits = rdma_ah_get_dlid(ah_attr) & ((1 << ppd->lmc) - 1); wc.port_num = qp->port_num; /* Signal completion event if the solicited bit is set. */ rvt_cq_enter(ibcq_to_rvtcq(qp->ibqp.recv_cq), &wc, @@ -289,14 +290,15 @@ int qib_make_ud_req(struct rvt_qp *qp, unsigned long *flags) ibp = to_iport(qp->ibqp.device, qp->port_num); ppd = ppd_from_ibp(ibp); ah_attr = &ibah_to_rvtah(wqe->ud_wr.ah)->attr; - if (ah_attr->dlid >= be16_to_cpu(IB_MULTICAST_LID_BASE)) { - if (ah_attr->dlid != be16_to_cpu(IB_LID_PERMISSIVE)) + if (rdma_ah_get_dlid(ah_attr) >= be16_to_cpu(IB_MULTICAST_LID_BASE)) { + if (rdma_ah_get_dlid(ah_attr) != + be16_to_cpu(IB_LID_PERMISSIVE)) this_cpu_inc(ibp->pmastats->n_multicast_xmit); else this_cpu_inc(ibp->pmastats->n_unicast_xmit); } else { this_cpu_inc(ibp->pmastats->n_unicast_xmit); - lid = ah_attr->dlid & ~((1 << ppd->lmc) - 1); + lid = rdma_ah_get_dlid(ah_attr) & ~((1 << ppd->lmc) - 1); if (unlikely(lid == ppd->lid)) { unsigned long tflags = *flags; /* @@ -328,17 +330,17 @@ int qib_make_ud_req(struct rvt_qp *qp, unsigned long *flags) qp->s_hdrwords = 7; qp->s_cur_size = wqe->length; qp->s_cur_sge = &qp->s_sge; - qp->s_srate = ah_attr->static_rate; + qp->s_srate = rdma_ah_get_static_rate(ah_attr); qp->s_wqe = wqe; qp->s_sge.sge = wqe->sg_list[0]; qp->s_sge.sg_list = wqe->sg_list + 1; qp->s_sge.num_sge = wqe->wr.num_sge; qp->s_sge.total_len = wqe->length; - if (ah_attr->ah_flags & IB_AH_GRH) { + if (rdma_ah_get_ah_flags(ah_attr) & IB_AH_GRH) { /* Header size in 32-bit words. */ qp->s_hdrwords += qib_make_grh(ibp, &priv->s_hdr->u.l.grh, - &ah_attr->grh, + rdma_ah_read_grh(ah_attr), qp->s_hdrwords, nwords); lrh0 = QIB_LRH_GRH; ohdr = &priv->s_hdr->u.l.oth; @@ -357,18 +359,20 @@ int qib_make_ud_req(struct rvt_qp *qp, unsigned long *flags) bth0 = IB_OPCODE_UD_SEND_ONLY_WITH_IMMEDIATE << 24; } else bth0 = IB_OPCODE_UD_SEND_ONLY << 24; - lrh0 |= ah_attr->sl << 4; + lrh0 |= rdma_ah_get_sl(ah_attr) << 4; if (qp->ibqp.qp_type == IB_QPT_SMI) lrh0 |= 0xF000; /* Set VL (see ch. 13.5.3.1) */ else - lrh0 |= ibp->sl_to_vl[ah_attr->sl] << 12; + lrh0 |= ibp->sl_to_vl[rdma_ah_get_sl(ah_attr)] << 12; priv->s_hdr->lrh[0] = cpu_to_be16(lrh0); - priv->s_hdr->lrh[1] = cpu_to_be16(ah_attr->dlid); /* DEST LID */ + priv->s_hdr->lrh[1] = + cpu_to_be16(rdma_ah_get_dlid(ah_attr)); /* DEST LID */ priv->s_hdr->lrh[2] = cpu_to_be16(qp->s_hdrwords + nwords + SIZE_OF_CRC); lid = ppd->lid; if (lid) { - lid |= ah_attr->src_path_bits & ((1 << ppd->lmc) - 1); + lid |= rdma_ah_get_path_bits(ah_attr) & + ((1 << ppd->lmc) - 1); priv->s_hdr->lrh[3] = cpu_to_be16(lid); } else priv->s_hdr->lrh[3] = IB_LID_PERMISSIVE; @@ -382,8 +386,9 @@ int qib_make_ud_req(struct rvt_qp *qp, unsigned long *flags) /* * Use the multicast QP if the destination LID is a multicast LID. */ - ohdr->bth[1] = ah_attr->dlid >= be16_to_cpu(IB_MULTICAST_LID_BASE) && - ah_attr->dlid != be16_to_cpu(IB_LID_PERMISSIVE) ? + ohdr->bth[1] = rdma_ah_get_dlid(ah_attr) >= + be16_to_cpu(IB_MULTICAST_LID_BASE) && + rdma_ah_get_dlid(ah_attr) != be16_to_cpu(IB_LID_PERMISSIVE) ? cpu_to_be32(QIB_MULTICAST_QPN) : cpu_to_be32(wqe->ud_wr.remote_qpn); ohdr->bth[2] = cpu_to_be32(wqe->psn & QIB_PSN_MASK); diff --git a/drivers/infiniband/hw/qib/qib_verbs.c b/drivers/infiniband/hw/qib/qib_verbs.c index de04acab0768..aa28dbd18e6d 100644 --- a/drivers/infiniband/hw/qib/qib_verbs.c +++ b/drivers/infiniband/hw/qib/qib_verbs.c @@ -1338,7 +1338,7 @@ static int qib_get_guid_be(struct rvt_dev_info *rdi, struct rvt_ibport *rvp, int qib_check_ah(struct ib_device *ibdev, struct rdma_ah_attr *ah_attr) { - if (ah_attr->sl > 15) + if (rdma_ah_get_sl(ah_attr) > 15) return -EINVAL; return 0; @@ -1356,9 +1356,9 @@ static void qib_notify_new_ah(struct ib_device *ibdev, * done being setup. We can however modify things which we need to set. */ - ibp = to_iport(ibdev, ah_attr->port_num); + ibp = to_iport(ibdev, rdma_ah_get_port_num(ah_attr)); ppd = ppd_from_ibp(ibp); - ah->vl = ibp->sl_to_vl[ah->attr.sl]; + ah->vl = ibp->sl_to_vl[rdma_ah_get_sl(&ah->attr)]; ah->log_pmtu = ilog2(ppd->ibmtu); } @@ -1367,10 +1367,12 @@ struct ib_ah *qib_create_qp0_ah(struct qib_ibport *ibp, u16 dlid) struct rdma_ah_attr attr; struct ib_ah *ah = ERR_PTR(-EINVAL); struct rvt_qp *qp0; + struct qib_pportdata *ppd = ppd_from_ibp(ibp); + u8 port_num = ppd->port; memset(&attr, 0, sizeof(attr)); - attr.dlid = dlid; - attr.port_num = ppd_from_ibp(ibp)->port; + rdma_ah_set_dlid(&attr, dlid); + rdma_ah_set_port_num(&attr, port_num); rcu_read_lock(); qp0 = rcu_dereference(ibp->rvp.qp[0]); if (qp0) diff --git a/drivers/infiniband/hw/qib/qib_verbs.h b/drivers/infiniband/hw/qib/qib_verbs.h index a72c3099861d..da0db5485ddc 100644 --- a/drivers/infiniband/hw/qib/qib_verbs.h +++ b/drivers/infiniband/hw/qib/qib_verbs.h @@ -335,7 +335,7 @@ int qib_ruc_check_hdr(struct qib_ibport *ibp, struct ib_header *hdr, int has_grh, struct rvt_qp *qp, u32 bth0); u32 qib_make_grh(struct qib_ibport *ibp, struct ib_grh *hdr, - struct ib_global_route *grh, u32 hwords, u32 nwords); + const struct ib_global_route *grh, u32 hwords, u32 nwords); void qib_make_ruc_header(struct rvt_qp *qp, struct ib_other_headers *ohdr, u32 bth0, u32 bth2); diff --git a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_misc.c b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_misc.c index 8200b03efd8f..1c6e80a008c6 100644 --- a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_misc.c +++ b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_misc.c @@ -280,25 +280,25 @@ void ib_global_route_to_pvrdma(struct pvrdma_global_route *dst, void pvrdma_ah_attr_to_rdma(struct rdma_ah_attr *dst, const struct pvrdma_ah_attr *src) { - pvrdma_global_route_to_ib(&dst->grh, &src->grh); - dst->dlid = src->dlid; - dst->sl = src->sl; - dst->src_path_bits = src->src_path_bits; - dst->static_rate = src->static_rate; - dst->ah_flags = src->ah_flags; - dst->port_num = src->port_num; - memcpy(&dst->dmac, &src->dmac, sizeof(dst->dmac)); + pvrdma_global_route_to_ib(rdma_ah_retrieve_grh(dst), &src->grh); + rdma_ah_set_dlid(dst, src->dlid); + rdma_ah_set_sl(dst, src->sl); + rdma_ah_set_path_bits(dst, src->src_path_bits); + rdma_ah_set_static_rate(dst, src->static_rate); + rdma_ah_set_ah_flags(dst, src->ah_flags); + rdma_ah_set_port_num(dst, src->port_num); + memcpy(dst->dmac, &src->dmac, ETH_ALEN); } void rdma_ah_attr_to_pvrdma(struct pvrdma_ah_attr *dst, const struct rdma_ah_attr *src) { - ib_global_route_to_pvrdma(&dst->grh, &src->grh); - dst->dlid = src->dlid; - dst->sl = src->sl; - dst->src_path_bits = src->src_path_bits; - dst->static_rate = src->static_rate; - dst->ah_flags = src->ah_flags; - dst->port_num = src->port_num; - memcpy(&dst->dmac, &src->dmac, sizeof(dst->dmac)); + ib_global_route_to_pvrdma(&dst->grh, rdma_ah_read_grh(src)); + dst->dlid = rdma_ah_get_dlid(src); + dst->sl = rdma_ah_get_sl(src); + dst->src_path_bits = rdma_ah_get_path_bits(src); + dst->static_rate = rdma_ah_get_static_rate(src); + dst->ah_flags = rdma_ah_get_ah_flags(src); + dst->port_num = rdma_ah_get_port_num(src); + memcpy(&dst->dmac, src->dmac, sizeof(dst->dmac)); } diff --git a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_verbs.c b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_verbs.c index ae5a03bb39d1..6b11e574b21c 100644 --- a/drivers/infiniband/hw/vmw_pvrdma/pvrdma_verbs.c +++ b/drivers/infiniband/hw/vmw_pvrdma/pvrdma_verbs.c @@ -526,14 +526,17 @@ struct ib_ah *pvrdma_create_ah(struct ib_pd *pd, struct rdma_ah_attr *ah_attr, struct pvrdma_dev *dev = to_vdev(pd->device); struct pvrdma_ah *ah; enum rdma_link_layer ll; + const struct ib_global_route *grh; + u8 port_num = rdma_ah_get_port_num(ah_attr); - if (!(ah_attr->ah_flags & IB_AH_GRH)) + if (!(rdma_ah_get_ah_flags(ah_attr) & IB_AH_GRH)) return ERR_PTR(-EINVAL); - - ll = rdma_port_get_link_layer(pd->device, ah_attr->port_num); + ll = rdma_port_get_link_layer(pd->device, + rdma_ah_get_port_num(ah_attr)); + grh = rdma_ah_read_grh(ah_attr); if (ll != IB_LINK_LAYER_ETHERNET || - rdma_is_multicast_addr((struct in6_addr *)ah_attr->grh.dgid.raw)) + rdma_is_multicast_addr((struct in6_addr *)grh->dgid.raw)) return ERR_PTR(-EINVAL); if (!atomic_add_unless(&dev->num_ahs, 1, dev->dsr->caps.max_ah)) @@ -545,15 +548,15 @@ struct ib_ah *pvrdma_create_ah(struct ib_pd *pd, struct rdma_ah_attr *ah_attr, return ERR_PTR(-ENOMEM); } - ah->av.port_pd = to_vpd(pd)->pd_handle | (ah_attr->port_num << 24); - ah->av.src_path_bits = ah_attr->src_path_bits; + ah->av.port_pd = to_vpd(pd)->pd_handle | (port_num << 24); + ah->av.src_path_bits = rdma_ah_get_path_bits(ah_attr); ah->av.src_path_bits |= 0x80; - ah->av.gid_index = ah_attr->grh.sgid_index; - ah->av.hop_limit = ah_attr->grh.hop_limit; - ah->av.sl_tclass_flowlabel = (ah_attr->grh.traffic_class << 20) | - ah_attr->grh.flow_label; - memcpy(ah->av.dgid, ah_attr->grh.dgid.raw, 16); - memcpy(ah->av.dmac, ah_attr->dmac, 6); + ah->av.gid_index = grh->sgid_index; + ah->av.hop_limit = grh->hop_limit; + ah->av.sl_tclass_flowlabel = (grh->traffic_class << 20) | + grh->flow_label; + memcpy(ah->av.dgid, grh->dgid.raw, 16); + memcpy(ah->av.dmac, ah_attr->dmac, ETH_ALEN); ah->ibah.device = pd->device; ah->ibah.pd = pd; diff --git a/drivers/infiniband/sw/rdmavt/ah.c b/drivers/infiniband/sw/rdmavt/ah.c index 22226e206a60..a96d4aa80ae8 100644 --- a/drivers/infiniband/sw/rdmavt/ah.c +++ b/drivers/infiniband/sw/rdmavt/ah.c @@ -63,29 +63,32 @@ int rvt_check_ah(struct ib_device *ibdev, struct rdma_ah_attr *ah_attr) { int err; + int port_num = rdma_ah_get_port_num(ah_attr); struct ib_port_attr port_attr; struct rvt_dev_info *rdi = ib_to_rvt(ibdev); - enum rdma_link_layer link = rdma_port_get_link_layer(ibdev, - ah_attr->port_num); + enum rdma_link_layer link = rdma_port_get_link_layer(ibdev, port_num); + u32 dlid = rdma_ah_get_dlid(ah_attr); + u8 ah_flags = rdma_ah_get_ah_flags(ah_attr); + u8 static_rate = rdma_ah_get_static_rate(ah_attr); - err = ib_query_port(ibdev, ah_attr->port_num, &port_attr); + err = ib_query_port(ibdev, port_num, &port_attr); if (err) return -EINVAL; - if (ah_attr->port_num < 1 || - ah_attr->port_num > ibdev->phys_port_cnt) + if (port_num < 1 || + port_num > ibdev->phys_port_cnt) return -EINVAL; - if (ah_attr->static_rate != IB_RATE_PORT_CURRENT && - ib_rate_to_mbps(ah_attr->static_rate) < 0) + if (static_rate != IB_RATE_PORT_CURRENT && + ib_rate_to_mbps(static_rate) < 0) return -EINVAL; - if ((ah_attr->ah_flags & IB_AH_GRH) && - ah_attr->grh.sgid_index >= port_attr.gid_tbl_len) + if ((ah_flags & IB_AH_GRH) && + rdma_ah_read_grh(ah_attr)->sgid_index >= port_attr.gid_tbl_len) return -EINVAL; if (link != IB_LINK_LAYER_ETHERNET) { - if (ah_attr->dlid == 0) + if (dlid == 0) return -EINVAL; - if (ah_attr->dlid >= be16_to_cpu(IB_MULTICAST_LID_BASE) && - ah_attr->dlid != be16_to_cpu(IB_LID_PERMISSIVE) && - !(ah_attr->ah_flags & IB_AH_GRH)) + if (dlid >= be16_to_cpu(IB_MULTICAST_LID_BASE) && + dlid != be16_to_cpu(IB_LID_PERMISSIVE) && + !(ah_flags & IB_AH_GRH)) return -EINVAL; } if (rdi->driver_f.check_ah) diff --git a/drivers/infiniband/sw/rdmavt/qp.c b/drivers/infiniband/sw/rdmavt/qp.c index 728f5f1218c8..727e81cc2c8f 100644 --- a/drivers/infiniband/sw/rdmavt/qp.c +++ b/drivers/infiniband/sw/rdmavt/qp.c @@ -1104,14 +1104,15 @@ int rvt_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, goto inval; if (attr_mask & IB_QP_AV) { - if (attr->ah_attr.dlid >= be16_to_cpu(IB_MULTICAST_LID_BASE)) + if (rdma_ah_get_dlid(&attr->ah_attr) >= + be16_to_cpu(IB_MULTICAST_LID_BASE)) goto inval; if (rvt_check_ah(qp->ibqp.device, &attr->ah_attr)) goto inval; } if (attr_mask & IB_QP_ALT_PATH) { - if (attr->alt_ah_attr.dlid >= + if (rdma_ah_get_dlid(&attr->alt_ah_attr) >= be16_to_cpu(IB_MULTICAST_LID_BASE)) goto inval; if (rvt_check_ah(qp->ibqp.device, &attr->alt_ah_attr)) @@ -1240,7 +1241,7 @@ int rvt_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, if (attr_mask & IB_QP_AV) { qp->remote_ah_attr = attr->ah_attr; - qp->s_srate = attr->ah_attr.static_rate; + qp->s_srate = rdma_ah_get_static_rate(&attr->ah_attr); qp->srate_mbps = ib_rate_to_mbps(qp->s_srate); } @@ -1253,7 +1254,7 @@ int rvt_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, qp->s_mig_state = attr->path_mig_state; if (mig) { qp->remote_ah_attr = qp->alt_ah_attr; - qp->port_num = qp->alt_ah_attr.port_num; + qp->port_num = rdma_ah_get_port_num(&qp->alt_ah_attr); qp->s_pkey_index = qp->s_alt_pkey_index; } } @@ -1424,7 +1425,8 @@ int rvt_query_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr, attr->timeout = qp->timeout; attr->retry_cnt = qp->s_retry_cnt; attr->rnr_retry = qp->s_rnr_retry_cnt; - attr->alt_port_num = qp->alt_ah_attr.port_num; + attr->alt_port_num = + rdma_ah_get_port_num(&qp->alt_ah_attr); attr->alt_timeout = qp->alt_timeout; init_attr->event_handler = qp->ibqp.event_handler; diff --git a/drivers/infiniband/sw/rxe/rxe_av.c b/drivers/infiniband/sw/rxe/rxe_av.c index fad68aaaeb28..e043e9998d4c 100644 --- a/drivers/infiniband/sw/rxe/rxe_av.c +++ b/drivers/infiniband/sw/rxe/rxe_av.c @@ -38,17 +38,18 @@ int rxe_av_chk_attr(struct rxe_dev *rxe, struct rdma_ah_attr *attr) { struct rxe_port *port; - if (attr->port_num != 1) { - pr_info("invalid port_num = %d\n", attr->port_num); + if (rdma_ah_get_port_num(attr) != 1) { + pr_info("invalid port_num = %d\n", rdma_ah_get_port_num(attr)); return -EINVAL; } port = &rxe->port; - if (attr->ah_flags & IB_AH_GRH) { - if (attr->grh.sgid_index > port->attr.gid_tbl_len) { - pr_info("invalid sgid index = %d\n", - attr->grh.sgid_index); + if (rdma_ah_get_ah_flags(attr) & IB_AH_GRH) { + u8 sgid_index = rdma_ah_read_grh(attr)->sgid_index; + + if (sgid_index > port->attr.gid_tbl_len) { + pr_info("invalid sgid index = %d\n", sgid_index); return -EINVAL; } } @@ -60,7 +61,8 @@ int rxe_av_from_attr(struct rxe_dev *rxe, u8 port_num, struct rxe_av *av, struct rdma_ah_attr *attr) { memset(av, 0, sizeof(*av)); - memcpy(&av->grh, &attr->grh, sizeof(attr->grh)); + memcpy(&av->grh, rdma_ah_read_grh(attr), + sizeof(*rdma_ah_read_grh(attr))); av->port_num = port_num; return 0; } @@ -68,9 +70,9 @@ int rxe_av_from_attr(struct rxe_dev *rxe, u8 port_num, int rxe_av_to_attr(struct rxe_dev *rxe, struct rxe_av *av, struct rdma_ah_attr *attr) { - memcpy(&attr->grh, &av->grh, sizeof(av->grh)); - attr->ah_flags = IB_AH_GRH; - attr->port_num = av->port_num; + memcpy(rdma_ah_retrieve_grh(attr), &av->grh, sizeof(av->grh)); + rdma_ah_set_ah_flags(attr, IB_AH_GRH); + rdma_ah_set_port_num(attr, av->port_num); return 0; } @@ -81,7 +83,7 @@ int rxe_av_fill_ip_info(struct rxe_dev *rxe, union ib_gid *sgid) { rdma_gid2ip(&av->sgid_addr._sockaddr, sgid); - rdma_gid2ip(&av->dgid_addr._sockaddr, &attr->grh.dgid); + rdma_gid2ip(&av->dgid_addr._sockaddr, &rdma_ah_read_grh(attr)->dgid); av->network_type = ib_gid_to_network_type(sgid_attr->gid_type, sgid); return 0; diff --git a/drivers/infiniband/sw/rxe/rxe_qp.c b/drivers/infiniband/sw/rxe/rxe_qp.c index 1a123edf555e..80ccc7c7c341 100644 --- a/drivers/infiniband/sw/rxe/rxe_qp.c +++ b/drivers/infiniband/sw/rxe/rxe_qp.c @@ -631,8 +631,8 @@ int rxe_qp_from_attr(struct rxe_qp *qp, struct ib_qp_attr *attr, int mask, if (mask & IB_QP_AV) { ib_get_cached_gid(&rxe->ib_dev, 1, - attr->ah_attr.grh.sgid_index, &sgid, - &sgid_attr); + rdma_ah_read_grh(&attr->ah_attr)->sgid_index, + &sgid, &sgid_attr); rxe_av_from_attr(rxe, attr->port_num, &qp->pri_av, &attr->ah_attr); rxe_av_fill_ip_info(rxe, &qp->pri_av, &attr->ah_attr, @@ -642,9 +642,11 @@ int rxe_qp_from_attr(struct rxe_qp *qp, struct ib_qp_attr *attr, int mask, } if (mask & IB_QP_ALT_PATH) { - ib_get_cached_gid(&rxe->ib_dev, 1, - attr->alt_ah_attr.grh.sgid_index, &sgid, - &sgid_attr); + u8 sgid_index = + rdma_ah_read_grh(&attr->alt_ah_attr)->sgid_index; + + ib_get_cached_gid(&rxe->ib_dev, 1, sgid_index, + &sgid, &sgid_attr); rxe_av_from_attr(rxe, attr->alt_port_num, &qp->alt_av, &attr->alt_ah_attr); diff --git a/drivers/infiniband/sw/rxe/rxe_verbs.c b/drivers/infiniband/sw/rxe/rxe_verbs.c index 71f62e0fb542..090d12cef36b 100644 --- a/drivers/infiniband/sw/rxe/rxe_verbs.c +++ b/drivers/infiniband/sw/rxe/rxe_verbs.c @@ -304,15 +304,15 @@ static int rxe_init_av(struct rxe_dev *rxe, struct rdma_ah_attr *attr, union ib_gid sgid; struct ib_gid_attr sgid_attr; - err = ib_get_cached_gid(&rxe->ib_dev, attr->port_num, - attr->grh.sgid_index, &sgid, + err = ib_get_cached_gid(&rxe->ib_dev, rdma_ah_get_port_num(attr), + rdma_ah_read_grh(attr)->sgid_index, &sgid, &sgid_attr); if (err) { pr_err("Failed to query sgid. err = %d\n", err); return err; } - err = rxe_av_from_attr(rxe, attr->port_num, av, attr); + err = rxe_av_from_attr(rxe, rdma_ah_get_port_num(attr), av, attr); if (!err) err = rxe_av_fill_ip_info(rxe, av, attr, &sgid_attr, &sgid); diff --git a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c index baf82c725ad5..c9ba0a314063 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c @@ -215,6 +215,7 @@ static int ipoib_mcast_join_finish(struct ipoib_mcast *mcast, struct ipoib_dev_priv *priv = ipoib_priv(dev); struct rdma_netdev *rn = netdev_priv(dev); struct ipoib_ah *ah; + struct rdma_ah_attr av; int ret; int set_qkey = 0; @@ -273,39 +274,33 @@ static int ipoib_mcast_join_finish(struct ipoib_mcast *mcast, } } - { - struct rdma_ah_attr av = { - .dlid = be16_to_cpu(mcast->mcmember.mlid), - .port_num = priv->port, - .sl = mcast->mcmember.sl, - .ah_flags = IB_AH_GRH, - .static_rate = mcast->mcmember.rate, - .grh = { - .flow_label = be32_to_cpu(mcast->mcmember.flow_label), - .hop_limit = mcast->mcmember.hop_limit, - .sgid_index = 0, - .traffic_class = mcast->mcmember.traffic_class - } - }; - av.grh.dgid = mcast->mcmember.mgid; - - ah = ipoib_create_ah(dev, priv->pd, &av); - if (IS_ERR(ah)) { - ipoib_warn(priv, "ib_address_create failed %ld\n", - -PTR_ERR(ah)); - /* use original error */ - return PTR_ERR(ah); - } - spin_lock_irq(&priv->lock); - mcast->ah = ah; - spin_unlock_irq(&priv->lock); - - ipoib_dbg_mcast(priv, "MGID %pI6 AV %p, LID 0x%04x, SL %d\n", - mcast->mcmember.mgid.raw, - mcast->ah->ah, - be16_to_cpu(mcast->mcmember.mlid), - mcast->mcmember.sl); + memset(&av, 0, sizeof(av)); + rdma_ah_set_dlid(&av, be16_to_cpu(mcast->mcmember.mlid)), + rdma_ah_set_port_num(&av, priv->port); + rdma_ah_set_sl(&av, mcast->mcmember.sl); + rdma_ah_set_static_rate(&av, mcast->mcmember.rate); + + rdma_ah_set_grh(&av, &mcast->mcmember.mgid, + be32_to_cpu(mcast->mcmember.flow_label), + 0, mcast->mcmember.hop_limit, + mcast->mcmember.traffic_class); + + ah = ipoib_create_ah(dev, priv->pd, &av); + if (IS_ERR(ah)) { + ipoib_warn(priv, "ib_address_create failed %ld\n", + -PTR_ERR(ah)); + /* use original error */ + return PTR_ERR(ah); } + spin_lock_irq(&priv->lock); + mcast->ah = ah; + spin_unlock_irq(&priv->lock); + + ipoib_dbg_mcast(priv, "MGID %pI6 AV %p, LID 0x%04x, SL %d\n", + mcast->mcmember.mgid.raw, + mcast->ah->ah, + be16_to_cpu(mcast->mcmember.mlid), + mcast->mcmember.sl); /* actually send any queued packets */ netif_tx_lock_bh(dev); diff --git a/drivers/infiniband/ulp/opa_vnic/opa_vnic_vema.c b/drivers/infiniband/ulp/opa_vnic/opa_vnic_vema.c index ad2ecd2edf07..429cfb653cc7 100644 --- a/drivers/infiniband/ulp/opa_vnic/opa_vnic_vema.c +++ b/drivers/infiniband/ulp/opa_vnic/opa_vnic_vema.c @@ -757,8 +757,9 @@ void opa_vnic_vema_send_trap(struct opa_vnic_adapter *adapter, class = &port->class_port_info; /* Set up address handle */ memset(&ah_attr, 0, sizeof(ah_attr)); - ah_attr.sl = GET_TRAP_SL_FROM_CLASS_PORT_INFO(class->trap_sl_rsvd); - ah_attr.port_num = port->port_num; + rdma_ah_set_sl(&ah_attr, + GET_TRAP_SL_FROM_CLASS_PORT_INFO(class->trap_sl_rsvd)); + rdma_ah_set_port_num(&ah_attr, port->port_num); trap_lid = be32_to_cpu(class->trap_lid); /* * check for trap lid validity, must not be zero @@ -771,12 +772,13 @@ void opa_vnic_vema_send_trap(struct opa_vnic_adapter *adapter, goto err_exit; } - ah_attr.dlid = trap_lid; + rdma_ah_set_dlid(&ah_attr, trap_lid); ah = rdma_create_ah(port->mad_agent->qp->pd, &ah_attr); if (IS_ERR(ah)) { c_err("%s:Couldn't create new AH = %p\n", __func__, ah); c_err("%s:dlid = %d, sl = %d, port = %d\n", __func__, - ah_attr.dlid, ah_attr.sl, ah_attr.port_num); + rdma_ah_get_dlid(&ah_attr), rdma_ah_get_sl(&ah_attr), + rdma_ah_get_port_num(&ah_attr)); goto err_exit; } diff --git a/net/smc/smc_ib.c b/net/smc/smc_ib.c index 16b7c801f8b6..3a720f03e2da 100644 --- a/net/smc/smc_ib.c +++ b/net/smc/smc_ib.c @@ -80,11 +80,9 @@ static int smc_ib_modify_qp_rtr(struct smc_link *lnk) memset(&qp_attr, 0, sizeof(qp_attr)); qp_attr.qp_state = IB_QPS_RTR; qp_attr.path_mtu = min(lnk->path_mtu, lnk->peer_mtu); - qp_attr.ah_attr.port_num = lnk->ibport; - qp_attr.ah_attr.ah_flags = IB_AH_GRH; - qp_attr.ah_attr.grh.hop_limit = 1; - memcpy(&qp_attr.ah_attr.grh.dgid, lnk->peer_gid, - sizeof(lnk->peer_gid)); + rdma_ah_set_port_num(&qp_attr.ah_attr, lnk->ibport); + rdma_ah_set_grh(&qp_attr.ah_attr, NULL, 0, 0, 1, 0); + rdma_ah_set_dgid_raw(&qp_attr.ah_attr, lnk->peer_gid); memcpy(&qp_attr.ah_attr.dmac, lnk->peer_mac, sizeof(lnk->peer_mac)); qp_attr.dest_qp_num = lnk->peer_qpn; |