3 files changed, 8 insertions, 5 deletions

diff --git a/drivers/net/ixgbe/ixgbe_dcb.c b/drivers/net/ixgbe/ixgbe_dcb.c
index 0d44c6470ca3..4f2f0ae67354 100644
--- a/drivers/net/ixgbe/ixgbe_dcb.c
+++ b/drivers/net/ixgbe/ixgbe_dcb.c
@@ -42,7 +42,8 @@
  * It should be called only after the rules are checked by
  * ixgbe_dcb_check_config().
  */
-s32 ixgbe_dcb_calculate_tc_credits(struct ixgbe_dcb_config *dcb_config,
+s32 ixgbe_dcb_calculate_tc_credits(struct ixgbe_hw *hw,
+                                   struct ixgbe_dcb_config *dcb_config,
                                    int max_frame, u8 direction)
 {
         struct tc_bw_alloc *p;
@@ -124,7 +125,8 @@ s32 ixgbe_dcb_calculate_tc_credits(struct ixgbe_dcb_config *dcb_config,
                          * credit may not be enough to send out a TSO
                          * packet in descriptor plane arbitration.
                          */
-                        if (credit_max &&
+                        if ((hw->mac.type == ixgbe_mac_82598EB) &&
+                            credit_max &&
                             (credit_max < MINIMUM_CREDIT_FOR_TSO))
                                 credit_max = MINIMUM_CREDIT_FOR_TSO;
 
diff --git a/drivers/net/ixgbe/ixgbe_dcb.h b/drivers/net/ixgbe/ixgbe_dcb.h
index 0208a87b129e..1cfe38ee1644 100644
--- a/drivers/net/ixgbe/ixgbe_dcb.h
+++ b/drivers/net/ixgbe/ixgbe_dcb.h
@@ -150,7 +150,8 @@ struct ixgbe_dcb_config {
 /* DCB driver APIs */
 
 /* DCB credits calculation */
-s32 ixgbe_dcb_calculate_tc_credits(struct ixgbe_dcb_config *, int, u8);
+s32 ixgbe_dcb_calculate_tc_credits(struct ixgbe_hw *,
+                                   struct ixgbe_dcb_config *, int, u8);
 
 /* DCB hw initialization */
 s32 ixgbe_dcb_hw_config(struct ixgbe_hw *, struct ixgbe_dcb_config *);
diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index f374207e14b4..45d988741fe9 100644
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -3366,9 +3366,9 @@ static void ixgbe_configure_dcb(struct ixgbe_adapter *adapter)
                 max_frame = max(max_frame, IXGBE_FCOE_JUMBO_FRAME_SIZE);
 #endif
 
-        ixgbe_dcb_calculate_tc_credits(&adapter->dcb_cfg, max_frame,
+        ixgbe_dcb_calculate_tc_credits(hw, &adapter->dcb_cfg, max_frame,
                                         DCB_TX_CONFIG);
-        ixgbe_dcb_calculate_tc_credits(&adapter->dcb_cfg, max_frame,
+        ixgbe_dcb_calculate_tc_credits(hw, &adapter->dcb_cfg, max_frame,
                                         DCB_RX_CONFIG);
 
         /* reconfigure the hardware */