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authorEmil Tantilov <emil.s.tantilov@intel.com>2011-09-15 06:23:10 +0000
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>2011-10-05 02:54:33 -0700
commit217995ecd04999284ba4c5745e789314ea99e54f (patch)
treea289f5fba9ab1f6ab9e6785f67966d0dbac4cd12 /drivers/net/ethernet/intel/ixgbe
parent7d145282da8d1ae4ba5f7ead8a4f51183496803c (diff)
ixgbe: send MFLCN to ethtool
MFLCN register is used to set Rx flow control on parts newer than 82598. This patch sends the value of MFLCN to ethtool, so it can be used in a register dump (ethtool -d). Signed-off-by: Emil Tantilov <emil.s.tantilov@intel.com> Tested-by: Stephen Ko <stephen.s.ko@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Diffstat (limited to 'drivers/net/ethernet/intel/ixgbe')
-rw-r--r--drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
index ae9fba5d3036..db255fc37863 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ethtool.c
@@ -460,7 +460,7 @@ static void ixgbe_set_msglevel(struct net_device *netdev, u32 data)
static int ixgbe_get_regs_len(struct net_device *netdev)
{
-#define IXGBE_REGS_LEN 1128
+#define IXGBE_REGS_LEN 1129
return IXGBE_REGS_LEN * sizeof(u32);
}
@@ -771,6 +771,9 @@ static void ixgbe_get_regs(struct net_device *netdev,
regs_buff[1125] = IXGBE_READ_REG(hw, IXGBE_PCIEECCCTL);
regs_buff[1126] = IXGBE_READ_REG(hw, IXGBE_PBTXECC);
regs_buff[1127] = IXGBE_READ_REG(hw, IXGBE_PBRXECC);
+
+ /* 82599 X540 specific registers */
+ regs_buff[1128] = IXGBE_READ_REG(hw, IXGBE_MFLCN);
}
static int ixgbe_get_eeprom_len(struct net_device *netdev)