[TG3]: Fix peer device handling

Locate the pdev_peer for dual port 5714 NIC devices in addition to
5704 devices. The name is also changed to tg3_find_peer() from
tg3_find_5704_peer(). It is also necessary to call netdev_priv() to
get to the peer's private tg3 structure.

Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index a23ed28..d869122 100644 (file)
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -1017,13 +1017,16 @@ static void tg3_frob_aux_power(struct tg3 *tp)
        if ((tp->tg3_flags & TG3_FLAG_EEPROM_WRITE_PROT) != 0)
                return;
 
-       if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) {
-               tp_peer = pci_get_drvdata(tp->pdev_peer);
-               if (!tp_peer)
+       if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) ||
+           (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714)) {
+               struct net_device *dev_peer;
+
+               dev_peer = pci_get_drvdata(tp->pdev_peer);
+               if (!dev_peer)
                        BUG();
+               tp_peer = netdev_priv(dev_peer);
        }
 
-
        if ((tp->tg3_flags & TG3_FLAG_WOL_ENABLE) != 0 ||
            (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) != 0 ||
            (tp_peer->tg3_flags & TG3_FLAG_WOL_ENABLE) != 0 ||
@@ -10466,7 +10469,7 @@ static char * __devinit tg3_bus_string(struct tg3 *tp, char *str)
        return str;
 }
 
-static struct pci_dev * __devinit tg3_find_5704_peer(struct tg3 *tp)
+static struct pci_dev * __devinit tg3_find_peer(struct tg3 *tp)
 {
        struct pci_dev *peer;
        unsigned int func, devnr = tp->pdev->devfn & ~7;
@@ -10719,8 +10722,9 @@ static int __devinit tg3_init_one(struct pci_dev *pdev,
                tp->rx_pending = 63;
        }
 
-       if (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704)
-               tp->pdev_peer = tg3_find_5704_peer(tp);
+       if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5704) ||
+           (GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5714))
+               tp->pdev_peer = tg3_find_peer(tp);
 
        err = tg3_get_device_address(tp);
        if (err) {