IB: Rename RAW_ETY to RAW_ETHERTYPE

Change abbreviated IB_QPT_RAW_ETY to IB_QPT_RAW_ETHERTYPE to make
the special QP type easier to understand.

cf http://www.mail-archive.com/linux-rdma@vger.kernel.org/msg04530.html

Signed-off-by: Aleksey Senin <alekseys@voltaire.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
diff --git a/drivers/infiniband/hw/mthca/mthca_cmd.c b/drivers/infiniband/hw/mthca/mthca_cmd.c
index 3603ae8..f4ceecd 100644
--- a/drivers/infiniband/hw/mthca/mthca_cmd.c
+++ b/drivers/infiniband/hw/mthca/mthca_cmd.c
@@ -1817,7 +1817,7 @@
 	case IB_QPT_RAW_IPV6:
 		op_mod = 2;
 		break;
-	case IB_QPT_RAW_ETY:
+	case IB_QPT_RAW_ETHERTYPE:
 		op_mod = 3;
 		break;
 	default: