1 files changed, 63 insertions, 39 deletions

diff --git a/drivers/net/cxgb4/cxgb4_main.c b/drivers/net/cxgb4/cxgb4_main.c
index a7e30a23d32..58045b00cf4 100644
--- a/drivers/net/cxgb4/cxgb4_main.c
+++ b/drivers/net/cxgb4/cxgb4_main.c
@@ -240,9 +240,9 @@ static int set_addr_filters(const struct net_device *dev, bool sleep)
         u16 filt_idx[7];
         const u8 *addr[7];
         int ret, naddr = 0;
-        const struct dev_addr_list *d;
         const struct netdev_hw_addr *ha;
         int uc_cnt = netdev_uc_count(dev);
+        int mc_cnt = netdev_mc_count(dev);
         const struct port_info *pi = netdev_priv(dev);
 
         /* first do the secondary unicast addresses */
@@ -260,9 +260,9 @@ static int set_addr_filters(const struct net_device *dev, bool sleep)
         }
 
         /* next set up the multicast addresses */
-        netdev_for_each_mc_addr(d, dev) {
-                addr[naddr++] = d->dmi_addr;
-                if (naddr >= ARRAY_SIZE(addr) || d->next == NULL) {
+        netdev_for_each_mc_addr(ha, dev) {
+                addr[naddr++] = ha->addr;
+                if (--mc_cnt == 0 || naddr >= ARRAY_SIZE(addr)) {
                         ret = t4_alloc_mac_filt(pi->adapter, 0, pi->viid, free,
                                         naddr, addr, filt_idx, &mhash, sleep);
                         if (ret < 0)
@@ -290,7 +290,7 @@ static int set_rxmode(struct net_device *dev, int mtu, bool sleep_ok)
         if (ret == 0)
                 ret = t4_set_rxmode(pi->adapter, 0, pi->viid, mtu,
                                     (dev->flags & IFF_PROMISC) ? 1 : 0,
-                                    (dev->flags & IFF_ALLMULTI) ? 1 : 0, 1,
+                                    (dev->flags & IFF_ALLMULTI) ? 1 : 0, 1, -1,
                                     sleep_ok);
         return ret;
 }
@@ -311,11 +311,11 @@ static int link_start(struct net_device *dev)
          * that step explicitly.
          */
         ret = t4_set_rxmode(pi->adapter, 0, pi->viid, dev->mtu, -1, -1, -1,
-                            true);
+                            pi->vlan_grp != NULL, true);
         if (ret == 0) {
                 ret = t4_change_mac(pi->adapter, 0, pi->viid,
                                     pi->xact_addr_filt, dev->dev_addr, true,
-                                    false);
+                                    true);
                 if (ret >= 0) {
                         pi->xact_addr_filt = ret;
                         ret = 0;
@@ -859,6 +859,8 @@ static char stats_strings[][ETH_GSTRING_LEN] = {
         "RxCsumGood         ",
         "VLANextractions    ",
         "VLANinsertions     ",
+        "GROpackets         ",
+        "GROmerged          ",
 };
 
 static int get_sset_count(struct net_device *dev, int sset)
@@ -922,6 +924,8 @@ struct queue_port_stats {
         u64 rx_csum;
         u64 vlan_ex;
         u64 vlan_ins;
+        u64 gro_pkts;
+        u64 gro_merged;
 };
 
 static void collect_sge_port_stats(const struct adapter *adap,
@@ -938,6 +942,8 @@ static void collect_sge_port_stats(const struct adapter *adap,
                 s->rx_csum += rx->stats.rx_cso;
                 s->vlan_ex += rx->stats.vlan_ex;
                 s->vlan_ins += tx->vlan_ins;
+                s->gro_pkts += rx->stats.lro_pkts;
+                s->gro_merged += rx->stats.lro_merged;
         }
 }
 
@@ -1711,6 +1717,18 @@ static int set_tso(struct net_device *dev, u32 value)
         return 0;
 }
 
+static int set_flags(struct net_device *dev, u32 flags)
+{
+        if (flags & ~ETH_FLAG_RXHASH)
+                return -EOPNOTSUPP;
+
+        if (flags & ETH_FLAG_RXHASH)
+                dev->features |= NETIF_F_RXHASH;
+        else
+                dev->features &= ~NETIF_F_RXHASH;
+        return 0;
+}
+
 static struct ethtool_ops cxgb_ethtool_ops = {
         .get_settings      = get_settings,
         .set_settings      = set_settings,
@@ -1741,6 +1759,7 @@ static struct ethtool_ops cxgb_ethtool_ops = {
         .get_wol           = get_wol,
         .set_wol           = set_wol,
         .set_tso           = set_tso,
+        .set_flags         = set_flags,
         .flash_device      = set_flash,
 };
 
@@ -2308,6 +2327,9 @@ static void uld_attach(struct adapter *adap, unsigned int uld)
                 register_netevent_notifier(&cxgb4_netevent_nb);
                 netevent_registered = true;
         }
+
+        if (adap->flags & FULL_INIT_DONE)
+                ulds[uld].state_change(handle, CXGB4_STATE_UP);
 }
 
 static void attach_ulds(struct adapter *adap)
@@ -2414,23 +2436,17 @@ EXPORT_SYMBOL(cxgb4_unregister_uld);
  */
 static int cxgb_up(struct adapter *adap)
 {
-        int err = 0;
+        int err;
 
-        if (!(adap->flags & FULL_INIT_DONE)) {
-                err = setup_sge_queues(adap);
-                if (err)
-                        goto out;
-                err = setup_rss(adap);
-                if (err) {
-                        t4_free_sge_resources(adap);
-                        goto out;
-                }
-                if (adap->flags & USING_MSIX)
-                        name_msix_vecs(adap);
-                adap->flags |= FULL_INIT_DONE;
-        }
+        err = setup_sge_queues(adap);
+        if (err)
+                goto out;
+        err = setup_rss(adap);
+        if (err)
+                goto freeq;
 
         if (adap->flags & USING_MSIX) {
+                name_msix_vecs(adap);
                 err = request_irq(adap->msix_info[0].vec, t4_nondata_intr, 0,
                                   adap->msix_info[0].desc, adap);
                 if (err)
@@ -2451,11 +2467,14 @@ static int cxgb_up(struct adapter *adap)
         enable_rx(adap);
         t4_sge_start(adap);
         t4_intr_enable(adap);
+        adap->flags |= FULL_INIT_DONE;
         notify_ulds(adap, CXGB4_STATE_UP);
  out:
         return err;
  irq_err:
         dev_err(adap->pdev_dev, "request_irq failed, err %d\n", err);
+ freeq:
+        t4_free_sge_resources(adap);
         goto out;
 }
 
@@ -2471,6 +2490,9 @@ static void cxgb_down(struct adapter *adapter)
         } else
                 free_irq(adapter->pdev->irq, adapter);
         quiesce_rx(adapter);
+        t4_sge_stop(adapter);
+        t4_free_sge_resources(adapter);
+        adapter->flags &= ~FULL_INIT_DONE;
 }
 
 /*
@@ -2482,11 +2504,13 @@ static int cxgb_open(struct net_device *dev)
         struct port_info *pi = netdev_priv(dev);
         struct adapter *adapter = pi->adapter;
 
-        if (!adapter->open_device_map && (err = cxgb_up(adapter)) < 0)
-                return err;
+        if (!(adapter->flags & FULL_INIT_DONE)) {
+                err = cxgb_up(adapter);
+                if (err < 0)
+                        return err;
+        }
 
         dev->real_num_tx_queues = pi->nqsets;
-        set_bit(pi->tx_chan, &adapter->open_device_map);
         link_start(dev);
         netif_tx_start_all_queues(dev);
         return 0;
@@ -2494,19 +2518,12 @@ static int cxgb_open(struct net_device *dev)
 
 static int cxgb_close(struct net_device *dev)
 {
-        int ret;
         struct port_info *pi = netdev_priv(dev);
         struct adapter *adapter = pi->adapter;
 
         netif_tx_stop_all_queues(dev);
         netif_carrier_off(dev);
-        ret = t4_enable_vi(adapter, 0, pi->viid, false, false);
-
-        clear_bit(pi->tx_chan, &adapter->open_device_map);
-
-        if (!adapter->open_device_map)
-                cxgb_down(adapter);
-        return 0;
+        return t4_enable_vi(adapter, 0, pi->viid, false, false);
 }
 
 static struct net_device_stats *cxgb_get_stats(struct net_device *dev)
@@ -2601,7 +2618,7 @@ static int cxgb_change_mtu(struct net_device *dev, int new_mtu)
 
         if (new_mtu < 81 || new_mtu > MAX_MTU)         /* accommodate SACK */
                 return -EINVAL;
-        ret = t4_set_rxmode(pi->adapter, 0, pi->viid, new_mtu, -1, -1, -1,
+        ret = t4_set_rxmode(pi->adapter, 0, pi->viid, new_mtu, -1, -1, -1, -1,
                             true);
         if (!ret)
                 dev->mtu = new_mtu;
@@ -2632,7 +2649,8 @@ static void vlan_rx_register(struct net_device *dev, struct vlan_group *grp)
         struct port_info *pi = netdev_priv(dev);
 
         pi->vlan_grp = grp;
-        t4_set_vlan_accel(pi->adapter, 1 << pi->tx_chan, grp != NULL);
+        t4_set_rxmode(pi->adapter, 0, pi->viid, -1, -1, -1, -1, grp != NULL,
+                      true);
 }
 
 #ifdef CONFIG_NET_POLL_CONTROLLER
@@ -3066,6 +3084,12 @@ static void __devinit print_port_info(struct adapter *adap)
 
         int i;
         char buf[80];
+        const char *spd = "";
+
+        if (adap->params.pci.speed == PCI_EXP_LNKSTA_CLS_2_5GB)
+                spd = " 2.5 GT/s";
+        else if (adap->params.pci.speed == PCI_EXP_LNKSTA_CLS_5_0GB)
+                spd = " 5 GT/s";
 
         for_each_port(adap, i) {
                 struct net_device *dev = adap->port[i];
@@ -3085,10 +3109,10 @@ static void __devinit print_port_info(struct adapter *adap)
                         --bufp;
                 sprintf(bufp, "BASE-%s", base[pi->port_type]);
 
-                netdev_info(dev, "Chelsio %s rev %d %s %sNIC PCIe x%d%s\n",
+                netdev_info(dev, "Chelsio %s rev %d %s %sNIC PCIe x%d%s%s\n",
                             adap->params.vpd.id, adap->params.rev,
                             buf, is_offload(adap) ? "R" : "",
-                            adap->params.pci.width,
+                            adap->params.pci.width, spd,
                             (adap->flags & USING_MSIX) ? " MSI-X" :
                             (adap->flags & USING_MSI) ? " MSI" : "");
                 if (adap->name == dev->name)
@@ -3203,7 +3227,7 @@ static int __devinit init_one(struct pci_dev *pdev,
 
                 netdev->features |= NETIF_F_SG | NETIF_F_TSO | NETIF_F_TSO6;
                 netdev->features |= NETIF_F_IP_CSUM | NETIF_F_IPV6_CSUM;
-                netdev->features |= NETIF_F_GRO | highdma;
+                netdev->features |= NETIF_F_GRO | NETIF_F_RXHASH | highdma;
                 netdev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX;
                 netdev->vlan_features = netdev->features & VLAN_FEAT;
 
@@ -3334,8 +3358,8 @@ static void __devexit remove_one(struct pci_dev *pdev)
                 if (adapter->debugfs_root)
                         debugfs_remove_recursive(adapter->debugfs_root);
 
-                t4_sge_stop(adapter);
-                t4_free_sge_resources(adapter);
+                if (adapter->flags & FULL_INIT_DONE)
+                        cxgb_down(adapter);
                 t4_free_mem(adapter->l2t);
                 t4_free_mem(adapter->tids.tid_tab);
                 disable_msi(adapter);