@@ -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},
This IB verb is needed by some applications - implement it. Signed-off-by: Yuval Shaia <yuval.shaia@oracle.com> --- hw/rdma/vmw/pvrdma_cmd.c | 24 +++++++++++++++++++++++- 1 file changed, 23 insertions(+), 1 deletion(-)