IB/mthca: fix for SQEr-to-RTS transition in modify QP

Fixes to SQEr->RTS transition in modify_qp:
1. The flag IB_QP_ACCESS_FLAGS is optional for UC qps
2. The SQEr state is not supported for RC qps

Signed-off-by: Jack Morgenstein <jackm@mellanox.co.il>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
diff --git a/drivers/infiniband/hw/mthca/mthca_qp.c b/drivers/infiniband/hw/mthca/mthca_qp.c
index fd60cf3..623f514 100644
--- a/drivers/infiniband/hw/mthca/mthca_qp.c
+++ b/drivers/infiniband/hw/mthca/mthca_qp.c
@@ -476,9 +476,8 @@
 			.opt_param = {
 				[UD]  = (IB_QP_CUR_STATE             |
 					 IB_QP_QKEY),
-				[UC]  = IB_QP_CUR_STATE,
-				[RC]  = (IB_QP_CUR_STATE             |
-					 IB_QP_MIN_RNR_TIMER),
+				[UC]  = (IB_QP_CUR_STATE             |
+					 IB_QP_ACCESS_FLAGS),
 				[MLX] = (IB_QP_CUR_STATE             |
 					 IB_QP_QKEY),
 			}