[SK_BUFF]: Introduce skb_reset_mac_header(skb)

[linux-2.6] / drivers / net / cxgb3 / cxgb3_main.c

diff --git a/drivers/net/cxgb3/cxgb3_main.c b/drivers/net/cxgb3/cxgb3_main.c
index 26240fd5e76835d4fa3af47b44df76675d50fb68..67b4b219d927884395857446ce1550548a53b6fd 100644 (file)
--- a/drivers/net/cxgb3/cxgb3_main.c
+++ b/drivers/net/cxgb3/cxgb3_main.c
@@ -194,15 +194,13 @@ void t3_os_link_changed(struct adapter *adapter, int port_id, int link_stat,
 
        if (link_stat != netif_carrier_ok(dev)) {
                if (link_stat) {
-                       t3_set_reg_field(adapter,
-                                        A_XGM_TXFIFO_CFG + mac->offset,
-                                        F_ENDROPPKT, 0);
+                       t3_mac_enable(mac, MAC_DIRECTION_RX);
                        netif_carrier_on(dev);
                } else {
                        netif_carrier_off(dev);
-                       t3_set_reg_field(adapter,
-                                        A_XGM_TXFIFO_CFG + mac->offset,
-                                        F_ENDROPPKT, F_ENDROPPKT);
+                       pi->phy.ops->power_down(&pi->phy, 1);
+                       t3_mac_disable(mac, MAC_DIRECTION_RX);
+                       t3_link_start(&pi->phy, mac, &pi->link_config);
                }
 
                link_report(dev);
@@ -772,6 +770,8 @@ static int cxgb_up(struct adapter *adap)
                if (err)
                        goto out;
 
+               t3_write_reg(adap, A_ULPRX_TDDP_PSZ, V_HPZ0(PAGE_SHIFT - 12));
+               
                err = setup_sge_qsets(adap);
                if (err)
                        goto out;
@@ -2119,7 +2119,9 @@ static void check_t3b2_mac(struct adapter *adapter)
 {
        int i;
 
-       rtnl_lock();                      /* synchronize with ifdown */
+       if (!rtnl_trylock())    /* synchronize with ifdown */
+               return;
+
        for_each_port(adapter, i) {
                struct net_device *dev = adapter->port[i];
                struct port_info *p = netdev_priv(dev);