diff options
| author | Yuval Shaia <yuval.shaia@oracle.com> | 2018-03-20 21:00:23 +0200 |
|---|---|---|
| committer | Marcel Apfelbaum <marcel@redhat.com> | 2018-03-23 18:38:55 +0300 |
| commit | 79cfdca7aa0f0017723755b58d1bd4c93ccdf55c (patch) | |
| tree | fcf8aa44bb84e06fc0bb7e12a3683b80bb7b8bf0 /hw/rdma | |
| parent | c99f217431fa926003f015b83e60d5de72305388 (diff) | |
| download | qemu-79cfdca7aa0f0017723755b58d1bd4c93ccdf55c.tar.gz | |
hw/rdma: Add support for Query QP verb to pvrdma device
This IB verb is needed by some applications - implement it.
Signed-off-by: Yuval Shaia <yuval.shaia@oracle.com>
Reviewed-by: Marcel Apfelbaum <marcel@redhat.com>
Signed-off-by: Marcel Apfelbaum <marcel@redhat.com>
Diffstat (limited to 'hw/rdma')
| -rw-r--r-- | hw/rdma/vmw/pvrdma_cmd.c | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/hw/rdma/vmw/pvrdma_cmd.c b/hw/rdma/vmw/pvrdma_cmd.c index 293dfed29f..cf8c50af31 100644 --- a/hw/rdma/vmw/pvrdma_cmd.c +++ b/hw/rdma/vmw/pvrdma_cmd.c @@ -515,6 +515,28 @@ static int modify_qp(PVRDMADev *dev, union pvrdma_cmd_req *req, return rsp->hdr.err; } +static int query_qp(PVRDMADev *dev, union pvrdma_cmd_req *req, + union pvrdma_cmd_resp *rsp) +{ + struct pvrdma_cmd_query_qp *cmd = &req->query_qp; + struct pvrdma_cmd_query_qp_resp *resp = &rsp->query_qp_resp; + struct ibv_qp_init_attr init_attr; + + pr_dbg("qp_handle=%d\n", cmd->qp_handle); + + memset(rsp, 0, sizeof(*rsp)); + rsp->hdr.response = cmd->hdr.response; + rsp->hdr.ack = PVRDMA_CMD_QUERY_QP_RESP; + + rsp->hdr.err = rdma_rm_query_qp(&dev->rdma_dev_res, &dev->backend_dev, + cmd->qp_handle, + (struct ibv_qp_attr *)&resp->attrs, -1, + &init_attr); + + pr_dbg("ret=%d\n", rsp->hdr.err); + return rsp->hdr.err; +} + static int destroy_qp(PVRDMADev *dev, union pvrdma_cmd_req *req, union pvrdma_cmd_resp *rsp) { @@ -636,7 +658,7 @@ static struct cmd_handler cmd_handlers[] = { {PVRDMA_CMD_DESTROY_CQ, destroy_cq}, {PVRDMA_CMD_CREATE_QP, create_qp}, {PVRDMA_CMD_MODIFY_QP, modify_qp}, - {PVRDMA_CMD_QUERY_QP, NULL}, + {PVRDMA_CMD_QUERY_QP, query_qp}, {PVRDMA_CMD_DESTROY_QP, destroy_qp}, {PVRDMA_CMD_CREATE_UC, create_uc}, {PVRDMA_CMD_DESTROY_UC, destroy_uc}, |