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igb: Workaround for igb i210 firmware issue

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am: 15ffc931ee

Change-Id: I3fcf7415f2b74a48f35cd2ebcd63ee1ac8a71840
This commit is contained in:
Chris J Arges
2017-03-22 12:02:17 +00:00
committed by android-build-merger
parent 75c2781998 15ffc931ee
commit c68d27979a
1 changed files with 4 additions and 0 deletions
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4
drivers/net/ethernet/intel/igb/e1000_phy.c
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@@ -77,6 +77,10 @@ s32 igb_get_phy_id(struct e1000_hw *hw)
s32 ret_val = 0;
u16 phy_id;
/* ensure PHY page selection to fix misconfigured i210 */
if (hw->mac.type == e1000_i210)
phy->ops.write_reg(hw, I347AT4_PAGE_SELECT, 0);
ret_val = phy->ops.read_reg(hw, PHY_ID1, &phy_id);
if (ret_val)
goto out;