diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/infiniband/core/cm.c | 15 | ||||
| -rw-r--r-- | drivers/infiniband/core/cm_msgs.h | 19 |
2 files changed, 26 insertions, 8 deletions
diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c index d2e1cfb206b0..42a7a9bae44e 100644 --- a/drivers/infiniband/core/cm.c +++ b/drivers/infiniband/core/cm.c @@ -1605,7 +1605,6 @@ static void cm_format_rep(struct cm_rep_msg *rep_msg, cm_format_mad_hdr(&rep_msg->hdr, CM_REP_ATTR_ID, cm_id_priv->tid); rep_msg->local_comm_id = cm_id_priv->id.local_id; rep_msg->remote_comm_id = cm_id_priv->id.remote_id; - cm_rep_set_local_qpn(rep_msg, cpu_to_be32(param->qp_num)); cm_rep_set_starting_psn(rep_msg, cpu_to_be32(param->starting_psn)); rep_msg->resp_resources = param->responder_resources; cm_rep_set_target_ack_delay(rep_msg, @@ -1618,8 +1617,10 @@ static void cm_format_rep(struct cm_rep_msg *rep_msg, rep_msg->initiator_depth = param->initiator_depth; cm_rep_set_flow_ctrl(rep_msg, param->flow_control); cm_rep_set_srq(rep_msg, param->srq); + cm_rep_set_local_qpn(rep_msg, cpu_to_be32(param->qp_num)); } else { cm_rep_set_srq(rep_msg, 1); + cm_rep_set_local_eecn(rep_msg, cpu_to_be32(param->qp_num)); } if (param->private_data && param->private_data_len) @@ -1669,7 +1670,7 @@ int ib_send_cm_rep(struct ib_cm_id *cm_id, cm_id_priv->initiator_depth = param->initiator_depth; cm_id_priv->responder_resources = param->responder_resources; cm_id_priv->rq_psn = cm_rep_get_starting_psn(rep_msg); - cm_id_priv->local_qpn = cm_rep_get_local_qpn(rep_msg); + cm_id_priv->local_qpn = cpu_to_be32(param->qp_num & 0xFFFFFF); out: spin_unlock_irqrestore(&cm_id_priv->lock, flags); return ret; @@ -1740,7 +1741,7 @@ error: spin_unlock_irqrestore(&cm_id_priv->lock, flags); } EXPORT_SYMBOL(ib_send_cm_rtu); -static void cm_format_rep_event(struct cm_work *work) +static void cm_format_rep_event(struct cm_work *work, enum ib_qp_type qp_type) { struct cm_rep_msg *rep_msg; struct ib_cm_rep_event_param *param; @@ -1749,7 +1750,7 @@ static void cm_format_rep_event(struct cm_work *work) param = &work->cm_event.param.rep_rcvd; param->remote_ca_guid = rep_msg->local_ca_guid; param->remote_qkey = be32_to_cpu(rep_msg->local_qkey); - param->remote_qpn = be32_to_cpu(cm_rep_get_local_qpn(rep_msg)); + param->remote_qpn = be32_to_cpu(cm_rep_get_qpn(rep_msg, qp_type)); param->starting_psn = be32_to_cpu(cm_rep_get_starting_psn(rep_msg)); param->responder_resources = rep_msg->initiator_depth; param->initiator_depth = rep_msg->resp_resources; @@ -1817,7 +1818,7 @@ static int cm_rep_handler(struct cm_work *work) return -EINVAL; } - cm_format_rep_event(work); + cm_format_rep_event(work, cm_id_priv->qp_type); spin_lock_irq(&cm_id_priv->lock); switch (cm_id_priv->id.state) { @@ -1832,7 +1833,7 @@ static int cm_rep_handler(struct cm_work *work) cm_id_priv->timewait_info->work.remote_id = rep_msg->local_comm_id; cm_id_priv->timewait_info->remote_ca_guid = rep_msg->local_ca_guid; - cm_id_priv->timewait_info->remote_qpn = cm_rep_get_local_qpn(rep_msg); + cm_id_priv->timewait_info->remote_qpn = cm_rep_get_qpn(rep_msg, cm_id_priv->qp_type); spin_lock(&cm.lock); /* Check for duplicate REP. */ @@ -1859,7 +1860,7 @@ static int cm_rep_handler(struct cm_work *work) cm_id_priv->id.state = IB_CM_REP_RCVD; cm_id_priv->id.remote_id = rep_msg->local_comm_id; - cm_id_priv->remote_qpn = cm_rep_get_local_qpn(rep_msg); + cm_id_priv->remote_qpn = cm_rep_get_qpn(rep_msg, cm_id_priv->qp_type); cm_id_priv->initiator_depth = rep_msg->resp_resources; cm_id_priv->responder_resources = rep_msg->initiator_depth; cm_id_priv->sq_psn = cm_rep_get_starting_psn(rep_msg); diff --git a/drivers/infiniband/core/cm_msgs.h b/drivers/infiniband/core/cm_msgs.h index 3ade32025974..505db2a59e7f 100644 --- a/drivers/infiniband/core/cm_msgs.h +++ b/drivers/infiniband/core/cm_msgs.h @@ -1,5 +1,5 @@ /* - * Copyright (c) 2004 Intel Corporation. All rights reserved. + * Copyright (c) 2004, 2011 Intel Corporation. All rights reserved. * Copyright (c) 2004 Topspin Corporation. All rights reserved. * Copyright (c) 2004 Voltaire Corporation. All rights reserved. * @@ -538,6 +538,23 @@ static inline void cm_rep_set_local_qpn(struct cm_rep_msg *rep_msg, __be32 qpn) (be32_to_cpu(rep_msg->offset12) & 0x000000FF)); } +static inline __be32 cm_rep_get_local_eecn(struct cm_rep_msg *rep_msg) +{ + return cpu_to_be32(be32_to_cpu(rep_msg->offset16) >> 8); +} + +static inline void cm_rep_set_local_eecn(struct cm_rep_msg *rep_msg, __be32 eecn) +{ + rep_msg->offset16 = cpu_to_be32((be32_to_cpu(eecn) << 8) | + (be32_to_cpu(rep_msg->offset16) & 0x000000FF)); +} + +static inline __be32 cm_rep_get_qpn(struct cm_rep_msg *rep_msg, enum ib_qp_type qp_type) +{ + return (qp_type == IB_QPT_XRC_INI) ? + cm_rep_get_local_eecn(rep_msg) : cm_rep_get_local_qpn(rep_msg); +} + static inline __be32 cm_rep_get_starting_psn(struct cm_rep_msg *rep_msg) { return cpu_to_be32(be32_to_cpu(rep_msg->offset20) >> 8); |