ixgbe: DCB: credit max only needs to be gt TSO size for 82598

[net-next-2.6.git] / drivers / net / ixgbe / ixgbe_dcb.c

diff --git a/drivers/net/ixgbe/ixgbe_dcb.c b/drivers/net/ixgbe/ixgbe_dcb.c
index 0d44c6470ca36429ca020a0c81105fecbf6e0cdd..4f2f0ae673548a9a1019a3df57faba80927a4656 100644 (file)
--- 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;