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path: root/drivers/net/ethernet/intel/igb/e1000_82575.c
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Diffstat (limited to 'drivers/net/ethernet/intel/igb/e1000_82575.c')
-rw-r--r--drivers/net/ethernet/intel/igb/e1000_82575.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/net/ethernet/intel/igb/e1000_82575.c b/drivers/net/ethernet/intel/igb/e1000_82575.c
index 12b1d84..856364a 100644
--- a/drivers/net/ethernet/intel/igb/e1000_82575.c
+++ b/drivers/net/ethernet/intel/igb/e1000_82575.c
@@ -1420,9 +1420,10 @@ static s32 igb_setup_serdes_link_82575(struct e1000_hw *hw)
*/
wr32(E1000_SCTL, E1000_SCTL_DISABLE_SERDES_LOOPBACK);
- /* power on the sfp cage if present */
+ /* power on the sfp cage if present and turn on I2C */
ctrl_ext = rd32(E1000_CTRL_EXT);
ctrl_ext &= ~E1000_CTRL_EXT_SDP3_DATA;
+ ctrl_ext |= E1000_CTRL_I2C_ENA;
wr32(E1000_CTRL_EXT, ctrl_ext);
ctrl_reg = rd32(E1000_CTRL);
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