ixgbe: fix broken PFC with X550
authorVasu Dev <vasu.dev@intel.com>
Mon, 23 Nov 2015 18:31:25 +0000 (10:31 -0800)
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>
Fri, 8 Jan 2016 11:54:08 +0000 (03:54 -0800)
PFC is configuration is skipped for X550 devices due to a incorrect
device id check, fixing that to include X550 PFC configuration.

Signed-off-by: Vasu Dev <vasu.dev@intel.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
drivers/net/ethernet/intel/ixgbe/ixgbe_dcb_82599.c

index 23277ab..b5cc989 100644 (file)
@@ -223,13 +223,13 @@ s32 ixgbe_dcb_config_pfc_82599(struct ixgbe_hw *hw, u8 pfc_en, u8 *prio_tc)
        reg |= IXGBE_MFLCN_DPF;
 
        /*
-        * X540 supports per TC Rx priority flow control.  So
-        * clear all TCs and only enable those that should be
+        * X540 & X550 supports per TC Rx priority flow control.
+        * So clear all TCs and only enable those that should be
         * enabled.
         */
        reg &= ~(IXGBE_MFLCN_RPFCE_MASK | IXGBE_MFLCN_RFCE);
 
-       if (hw->mac.type == ixgbe_mac_X540)
+       if (hw->mac.type >= ixgbe_mac_X540)
                reg |= pfc_en << IXGBE_MFLCN_RPFCE_SHIFT;
 
        if (pfc_en)