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authorUrsula Braun <ubraun@linux.vnet.ibm.com>2017-01-09 18:55:20 +0300
committerDavid S. Miller <davem@davemloft.net>2017-01-10 00:07:39 +0300
commitbd4ad57718cc86d2972a20f9791cd079996a4dd6 (patch)
tree8dd6f3960a397907d58b335f4b0d024a57258665 /net/smc/smc_clc.c
parentf38ba179c6ca94ebeb0ac6a0956c4ea533151ad8 (diff)
downloadlinux-bd4ad57718cc86d2972a20f9791cd079996a4dd6.tar.xz
smc: initialize IB transport incl. PD, MR, QP, CQ, event, WR
Prepare the link for RDMA transport: Create a queue pair (QP) and move it into the state Ready-To-Receive (RTR). Signed-off-by: Ursula Braun <ubraun@linux.vnet.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/smc/smc_clc.c')
-rw-r--r--net/smc/smc_clc.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/net/smc/smc_clc.c b/net/smc/smc_clc.c
index 4b475dddef16..e1e684c562b8 100644
--- a/net/smc/smc_clc.c
+++ b/net/smc/smc_clc.c
@@ -201,13 +201,15 @@ int smc_clc_send_confirm(struct smc_sock *smc)
SMC_GID_SIZE);
memcpy(&cclc.lcl.mac, &link->smcibdev->mac[link->ibport - 1],
sizeof(link->smcibdev->mac));
-
- /* tbd in follow-on patch: fill in rmb-related values */
-
hton24(cclc.qpn, link->roce_qp->qp_num);
+ cclc.rmb_rkey =
+ htonl(conn->rmb_desc->mr_rx[SMC_SINGLE_LINK]->rkey);
cclc.conn_idx = 1; /* for now: 1 RMB = 1 RMBE */
cclc.rmbe_alert_token = htonl(conn->alert_token_local);
cclc.qp_mtu = min(link->path_mtu, link->peer_mtu);
+ cclc.rmbe_size = conn->rmbe_size_short;
+ cclc.rmb_dma_addr =
+ cpu_to_be64((u64)conn->rmb_desc->dma_addr[SMC_SINGLE_LINK]);
hton24(cclc.psn, link->psn_initial);
memcpy(cclc.trl.eyecatcher, SMC_EYECATCHER, sizeof(SMC_EYECATCHER));
@@ -253,6 +255,8 @@ int smc_clc_send_accept(struct smc_sock *new_smc, int srv_first_contact)
memcpy(&aclc.lcl.mac, link->smcibdev->mac[link->ibport - 1],
sizeof(link->smcibdev->mac[link->ibport - 1]));
hton24(aclc.qpn, link->roce_qp->qp_num);
+ aclc.rmb_rkey =
+ htonl(conn->rmb_desc->mr_rx[SMC_SINGLE_LINK]->rkey);
aclc.conn_idx = 1; /* as long as 1 RMB = 1 RMBE */
aclc.rmbe_alert_token = htonl(conn->alert_token_local);
aclc.qp_mtu = link->path_mtu;