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authorJohn Fastabend <john.r.fastabend@intel.com>2010-07-19 13:59:03 +0000
committerDavid S. Miller <davem@davemloft.net>2010-07-19 20:23:36 -0700
commitfca562ad63d12a32a74b40c86dfe61de9a21fd73 (patch)
tree0b64fabd55aa9f930326e5c226ce2b5f27651d50
parentb59544649d6bb5134ab56764836efc29241ae5e0 (diff)
ixgbe: dcb, set DPF bit when PFC is enabled
Set the DPF bit when PFC is enabled. This will discard PFC frames so they do not get passed up the stack. The DPF bit is set for flow control, but not priority flow control this brings pfc inline with fc. Signed-off-by: John Fastabend <john.r.fastabend@intel.com> Signed-off-by: Don Skidmore <donald.c.skidmore@intel.com> Tested-by: Ross Brattain <ross.b.brattain@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/ixgbe/ixgbe_dcb_82599.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/ixgbe/ixgbe_dcb_82599.c b/drivers/net/ixgbe/ixgbe_dcb_82599.c
index 4f7a26ab411..25b02fb425a 100644
--- a/drivers/net/ixgbe/ixgbe_dcb_82599.c
+++ b/drivers/net/ixgbe/ixgbe_dcb_82599.c
@@ -346,7 +346,7 @@ s32 ixgbe_dcb_config_pfc_82599(struct ixgbe_hw *hw,
*/
reg = IXGBE_READ_REG(hw, IXGBE_MFLCN);
reg &= ~IXGBE_MFLCN_RFCE;
- reg |= IXGBE_MFLCN_RPFCE;
+ reg |= IXGBE_MFLCN_RPFCE | IXGBE_MFLCN_DPF;
IXGBE_WRITE_REG(hw, IXGBE_MFLCN, reg);
out:
return 0;