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author | 2017-04-29 14:41:28 -0400 | |
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committer | 2017-05-01 14:32:43 -0400 | |
commit | d8966fcd4c25708c3a76ea7619644218373df639 (patch) | |
tree | bd059c78ae118d3a16cada6228ea3b7a7e7f4fbd /drivers/infiniband/sw | |
parent | IB/core: Add accessor functions for rdma_ah_attr fields (diff) | |
download | linux-d8966fcd4c25708c3a76ea7619644218373df639.tar.gz linux-d8966fcd4c25708c3a76ea7619644218373df639.tar.bz2 linux-d8966fcd4c25708c3a76ea7619644218373df639.zip |
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>
Diffstat (limited to 'drivers/infiniband/sw')
-rw-r--r-- | drivers/infiniband/sw/rdmavt/ah.c | 29 | ||||
-rw-r--r-- | drivers/infiniband/sw/rdmavt/qp.c | 12 | ||||
-rw-r--r-- | drivers/infiniband/sw/rxe/rxe_av.c | 24 | ||||
-rw-r--r-- | drivers/infiniband/sw/rxe/rxe_qp.c | 12 | ||||
-rw-r--r-- | drivers/infiniband/sw/rxe/rxe_verbs.c | 6 |
5 files changed, 46 insertions, 37 deletions
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); 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