[PATCH 4.4 58/76] igb: add i211 to i210 PHY workaround

From: Greg Kroah-Hartman
Date: Tue Mar 28 2017 - 09:46:17 EST


4.4-stable review patch. If anyone has any objections, please let me know.

------------------

From: Sumit Semwal <sumit.semwal@xxxxxxxxxx>


From: Todd Fujinaka <todd.fujinaka@xxxxxxxxx>

[ Upstream commit 5bc8c230e2a993b49244f9457499f17283da9ec7 ]

i210 and i211 share the same PHY but have different PCI IDs. Don't
forget i211 for any i210 workarounds.

Signed-off-by: Todd Fujinaka <todd.fujinaka@xxxxxxxxx>
Tested-by: Aaron Brown <aaron.f.brown@xxxxxxxxx>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@xxxxxxxxx>
Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Sumit Semwal <sumit.semwal@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/net/ethernet/intel/igb/e1000_phy.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/net/ethernet/intel/igb/e1000_phy.c
+++ b/drivers/net/ethernet/intel/igb/e1000_phy.c
@@ -78,7 +78,7 @@ s32 igb_get_phy_id(struct e1000_hw *hw)
u16 phy_id;

/* ensure PHY page selection to fix misconfigured i210 */
- if (hw->mac.type == e1000_i210)
+ if ((hw->mac.type == e1000_i210) || (hw->mac.type == e1000_i211))
phy->ops.write_reg(hw, I347AT4_PAGE_SELECT, 0);

ret_val = phy->ops.read_reg(hw, PHY_ID1, &phy_id);