MAINTAINERS: Add maintainers for Hisilicon RoCE driver

This patch added maintainers for RoCE driver.
Signed-off-by: Wei Hu <xavier.huwei@huawei.com>
Signed-off-by: Lijun Ou <oulijun@huawei.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>

MAINTAINERS

@@ -5567,6 +5567,14 @@ S:	Maintained
 F:	drivers/net/ethernet/hisilicon/
 F:	Documentation/devicetree/bindings/net/hisilicon*.txt
 
+HISILICON ROCE DRIVER
+M:	Lijun Ou <oulijun@huawei.com>
+M:	Wei Hu(Xavier) <xavier.huwei@huawei.com>
+L:	linux-rdma@vger.kernel.org
+S:	Maintained
+F:	drivers/infiniband/hw/hns/
+F:	Documentation/devicetree/bindings/infiniband/hisilicon-hns-roce.txt
+
 HISILICON SAS Controller
 M:	John Garry <john.garry@huawei.com>
 W:	http://www.hisilicon.com