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

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


From: Matt Carlson <[email protected]>

[ Upstream commit 085f1afc56619bda424941412fdeaff1e32c21dc ]

If port 0 of a 5717 serdes device powers down, it hides the phy from
port 1.  This patch works around the problem by keeping port 0's phy
powered up.

Signed-off-by: Matt Carlson <[email protected]>
Signed-off-by: Michael Chan <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
 drivers/net/ethernet/broadcom/tg3.c |    4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

--- a/drivers/net/ethernet/broadcom/tg3.c
+++ b/drivers/net/ethernet/broadcom/tg3.c
@@ -2794,7 +2794,9 @@ static void tg3_power_down_phy(struct tg
        if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5700 ||
            GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704 ||
            (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5780 &&
-            (tp->phy_flags & TG3_PHYFLG_MII_SERDES)))
+            (tp->phy_flags & TG3_PHYFLG_MII_SERDES)) ||
+           (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5717 &&
+            !tp->pci_fn))
                return;
 
        if (GET_CHIP_REV(tp->pci_chip_rev_id) == CHIPREV_5784_AX ||


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