3014 Intel X540 Support

*** 23,32 ****
--- 23,33 ----
   * Copyright(c) 2007-2010 Intel Corporation. All rights reserved.
   */
  
  /*
   * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved.
+  * Copyright 2012 Nexenta Systems, Inc. All rights reserved.
   */
  
  #include "ixgbe_sw.h"
  
  /*
*** 708,724 ****
                          err = EINVAL;
                  else {
                          ixgbe->intr_throttling[0] = (uint32_t)result;
  
                          /*
!                          * 82599 requires the interupt throttling rate is
!                          * a multiple of 8. This is enforced by the register
!                          * definiton.
                           */
!                         if (hw->mac.type == ixgbe_mac_82599EB)
                                  ixgbe->intr_throttling[0] =
                                      ixgbe->intr_throttling[0] & 0xFF8;
  
                          for (i = 0; i < MAX_INTR_VECTOR; i++)
                                  ixgbe->intr_throttling[i] =
                                      ixgbe->intr_throttling[0];
  
--- 709,727 ----
                          err = EINVAL;
                  else {
                          ixgbe->intr_throttling[0] = (uint32_t)result;
  
                          /*
!                          * 82599 and X540 require the interupt throttling
!                          * rate is a multiple of 8. This is enforced by the
!                          * register definiton.
                           */
!                         if (hw->mac.type == ixgbe_mac_82599EB ||
!                             hw->mac.type == ixgbe_mac_X540) {
                                  ixgbe->intr_throttling[0] =
                                      ixgbe->intr_throttling[0] & 0xFF8;
+                         }
  
                          for (i = 0; i < MAX_INTR_VECTOR; i++)
                                  ixgbe->intr_throttling[i] =
                                      ixgbe->intr_throttling[0];