18 files changed, 240 insertions, 196 deletions

diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig
index 6399abbdad6b..0bbd5ae49862 100644
--- a/drivers/net/Kconfig
+++ b/drivers/net/Kconfig
@@ -975,7 +975,7 @@ config ENC28J60_WRITEVERIFY
 
 config ETHOC
         tristate "OpenCores 10/100 Mbps Ethernet MAC support"
-        depends on NET_ETHERNET && HAS_IOMEM
+        depends on NET_ETHERNET && HAS_IOMEM && HAS_DMA
         select MII
         select PHYLIB
         select CRC32
diff --git a/drivers/net/au1000_eth.c b/drivers/net/au1000_eth.c
index e67533cf78d8..6bac04603a88 100644
--- a/drivers/net/au1000_eth.c
+++ b/drivers/net/au1000_eth.c
@@ -1088,7 +1088,14 @@ static struct net_device * au1000_probe(int port_num)
                 return NULL;
         }
 
-        if ((err = register_netdev(dev)) != 0) {
+        dev->base_addr = base;
+        dev->irq = irq;
+        dev->netdev_ops = &au1000_netdev_ops;
+        SET_ETHTOOL_OPS(dev, &au1000_ethtool_ops);
+        dev->watchdog_timeo = ETH_TX_TIMEOUT;
+
+        err = register_netdev(dev);
+        if (err != 0) {
                 printk(KERN_ERR "%s: Cannot register net device, error %d\n",
                                 DRV_NAME, err);
                 free_netdev(dev);
@@ -1209,12 +1216,6 @@ static struct net_device * au1000_probe(int port_num)
                 aup->tx_db_inuse[i] = pDB;
         }
 
-        dev->base_addr = base;
-        dev->irq = irq;
-        dev->netdev_ops = &au1000_netdev_ops;
-        SET_ETHTOOL_OPS(dev, &au1000_ethtool_ops);
-        dev->watchdog_timeo = ETH_TX_TIMEOUT;
-
         /*
          * The boot code uses the ethernet controller, so reset it to start
          * fresh.  au1000_init() expects that the device is in reset state.
diff --git a/drivers/net/e1000e/e1000.h b/drivers/net/e1000e/e1000.h
index c9fcef7f8462..3102d738cfd1 100644
--- a/drivers/net/e1000e/e1000.h
+++ b/drivers/net/e1000e/e1000.h
@@ -142,6 +142,8 @@ struct e1000_info;
 #define HV_TNCRS_UPPER          PHY_REG(778, 29) /* Transmit with no CRS */
 #define HV_TNCRS_LOWER          PHY_REG(778, 30)
 
+#define E1000_FCRTV_PCH     0x05F40 /* PCH Flow Control Refresh Timer Value */
+
 /* BM PHY Copper Specific Status */
 #define BM_CS_STATUS                      17
 #define BM_CS_STATUS_LINK_UP              0x0400
diff --git a/drivers/net/e1000e/ich8lan.c b/drivers/net/e1000e/ich8lan.c
index 568bb259c6fd..7530fc5d81c3 100644
--- a/drivers/net/e1000e/ich8lan.c
+++ b/drivers/net/e1000e/ich8lan.c
@@ -1110,7 +1110,8 @@ static s32 e1000_oem_bits_config_ich8lan(struct e1000_hw *hw, bool d0_state)
                         oem_reg |= HV_OEM_BITS_LPLU;
         }
         /* Restart auto-neg to activate the bits */
-        oem_reg |= HV_OEM_BITS_RESTART_AN;
+        if (!e1000_check_reset_block(hw))
+                oem_reg |= HV_OEM_BITS_RESTART_AN;
         ret_val = hw->phy.ops.write_reg_locked(hw, HV_OEM_BITS, oem_reg);
 
 out:
@@ -3545,6 +3546,7 @@ struct e1000_info e1000_pch_info = {
                                   | FLAG_HAS_AMT
                                   | FLAG_HAS_FLASH
                                   | FLAG_HAS_JUMBO_FRAMES
+                                  | FLAG_DISABLE_FC_PAUSE_TIME /* errata */
                                   | FLAG_APME_IN_WUC,
         .pba                    = 26,
         .max_hw_frame_size      = 4096,
diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c
index 11a527484e18..e546b4ebf155 100644
--- a/drivers/net/e1000e/netdev.c
+++ b/drivers/net/e1000e/netdev.c
@@ -2760,25 +2760,38 @@ void e1000e_reset(struct e1000_adapter *adapter)
         /*
          * flow control settings
          *
-         * The high water mark must be low enough to fit two full frame
+         * The high water mark must be low enough to fit one full frame
          * (or the size used for early receive) above it in the Rx FIFO.
          * Set it to the lower of:
          * - 90% of the Rx FIFO size, and
          * - the full Rx FIFO size minus the early receive size (for parts
          *   with ERT support assuming ERT set to E1000_ERT_2048), or
-         * - the full Rx FIFO size minus two full frames
+         * - the full Rx FIFO size minus one full frame
          */
-        if ((adapter->flags & FLAG_HAS_ERT) &&
-            (adapter->netdev->mtu > ETH_DATA_LEN))
-                hwm = min(((pba << 10) * 9 / 10),
-                          ((pba << 10) - (E1000_ERT_2048 << 3)));
-        else
-                hwm = min(((pba << 10) * 9 / 10),
-                          ((pba << 10) - (2 * adapter->max_frame_size)));
+        if (hw->mac.type == e1000_pchlan) {
+                /*
+                 * Workaround PCH LOM adapter hangs with certain network
+                 * loads.  If hangs persist, try disabling Tx flow control.
+                 */
+                if (adapter->netdev->mtu > ETH_DATA_LEN) {
+                        fc->high_water = 0x3500;
+                        fc->low_water  = 0x1500;
+                } else {
+                        fc->high_water = 0x5000;
+                        fc->low_water  = 0x3000;
+                }
+        } else {
+                if ((adapter->flags & FLAG_HAS_ERT) &&
+                    (adapter->netdev->mtu > ETH_DATA_LEN))
+                        hwm = min(((pba << 10) * 9 / 10),
+                                  ((pba << 10) - (E1000_ERT_2048 << 3)));
+                else
+                        hwm = min(((pba << 10) * 9 / 10),
+                                  ((pba << 10) - adapter->max_frame_size));
 
-        fc->high_water = hwm & E1000_FCRTH_RTH; /* 8-byte granularity */
-        fc->low_water = (fc->high_water - (2 * adapter->max_frame_size));
-        fc->low_water &= E1000_FCRTL_RTL; /* 8-byte granularity */
+                fc->high_water = hwm & E1000_FCRTH_RTH; /* 8-byte granularity */
+                fc->low_water = fc->high_water - 8;
+        }
 
         if (adapter->flags & FLAG_DISABLE_FC_PAUSE_TIME)
                 fc->pause_time = 0xFFFF;
@@ -2804,6 +2817,10 @@ void e1000e_reset(struct e1000_adapter *adapter)
         if (mac->ops.init_hw(hw))
                 e_err("Hardware Error\n");
 
+        /* additional part of the flow-control workaround above */
+        if (hw->mac.type == e1000_pchlan)
+                ew32(FCRTV_PCH, 0x1000);
+
         e1000_update_mng_vlan(adapter);
 
         /* Enable h/w to recognize an 802.1Q VLAN Ethernet packet */
@@ -3612,7 +3629,7 @@ static void e1000_watchdog_task(struct work_struct *work)
                         case SPEED_100:
                                 txb2b = 0;
                                 netdev->tx_queue_len = 100;
-                                /* maybe add some timeout factor ? */
+                                adapter->tx_timeout_factor = 10;
                                 break;
                         }
 
@@ -4284,8 +4301,10 @@ static int e1000_change_mtu(struct net_device *netdev, int new_mtu)
 
         while (test_and_set_bit(__E1000_RESETTING, &adapter->state))
                 msleep(1);
-        /* e1000e_down has a dependency on max_frame_size */
+        /* e1000e_down -> e1000e_reset dependent on max_frame_size & mtu */
         adapter->max_frame_size = max_frame;
+        e_info("changing MTU from %d to %d\n", netdev->mtu, new_mtu);
+        netdev->mtu = new_mtu;
         if (netif_running(netdev))
                 e1000e_down(adapter);
 
@@ -4315,9 +4334,6 @@ static int e1000_change_mtu(struct net_device *netdev, int new_mtu)
                 adapter->rx_buffer_len = ETH_FRAME_LEN + VLAN_HLEN
                                          + ETH_FCS_LEN;
 
-        e_info("changing MTU from %d to %d\n", netdev->mtu, new_mtu);
-        netdev->mtu = new_mtu;
-
         if (netif_running(netdev))
                 e1000e_up(adapter);
         else
diff --git a/drivers/net/e1000e/phy.c b/drivers/net/e1000e/phy.c
index 99d53fae4307..5cd01c691c53 100644
--- a/drivers/net/e1000e/phy.c
+++ b/drivers/net/e1000e/phy.c
@@ -71,7 +71,6 @@ static const u16 e1000_igp_2_cable_length_table[] =
 #define I82577_CFG_ASSERT_CRS_ON_TX       (1 << 15)
 #define I82577_CFG_ENABLE_DOWNSHIFT       (3 << 10) /* auto downshift 100/10 */
 #define I82577_CTRL_REG                   23
-#define I82577_CTRL_DOWNSHIFT_MASK        (7 << 10)
 
 /* 82577 specific PHY registers */
 #define I82577_PHY_CTRL_2            18
@@ -660,15 +659,6 @@ s32 e1000_copper_link_setup_82577(struct e1000_hw *hw)
         phy_data |= I82577_CFG_ENABLE_DOWNSHIFT;
 
         ret_val = phy->ops.write_reg(hw, I82577_CFG_REG, phy_data);
-        if (ret_val)
-                goto out;
-
-        /* Set number of link attempts before downshift */
-        ret_val = phy->ops.read_reg(hw, I82577_CTRL_REG, &phy_data);
-        if (ret_val)
-                goto out;
-        phy_data &= ~I82577_CTRL_DOWNSHIFT_MASK;
-        ret_val = phy->ops.write_reg(hw, I82577_CTRL_REG, phy_data);
 
 out:
         return ret_val;
@@ -2658,19 +2648,18 @@ static s32 __e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data,
                 page = 0;
 
         if (reg > MAX_PHY_MULTI_PAGE_REG) {
-                if ((hw->phy.type != e1000_phy_82578) ||
-                    ((reg != I82578_ADDR_REG) &&
-                     (reg != I82578_ADDR_REG + 1))) {
-                        u32 phy_addr = hw->phy.addr;
+                u32 phy_addr = hw->phy.addr;
 
-                        hw->phy.addr = 1;
+                hw->phy.addr = 1;
 
-                        /* Page is shifted left, PHY expects (page x 32) */
-                        ret_val = e1000e_write_phy_reg_mdic(hw,
-                                                     IGP01E1000_PHY_PAGE_SELECT,
-                                                     (page << IGP_PAGE_SHIFT));
-                        hw->phy.addr = phy_addr;
-                }
+                /* Page is shifted left, PHY expects (page x 32) */
+                ret_val = e1000e_write_phy_reg_mdic(hw,
+                                             IGP01E1000_PHY_PAGE_SELECT,
+                                             (page << IGP_PAGE_SHIFT));
+                hw->phy.addr = phy_addr;
+
+                if (ret_val)
+                        goto out;
         }
 
         ret_val = e1000e_read_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & reg,
@@ -2678,7 +2667,7 @@ static s32 __e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data,
 out:
         /* Revert to MDIO fast mode, if applicable */
         if ((hw->phy.type == e1000_phy_82577) && in_slow_mode)
-                ret_val = e1000_set_mdio_slow_mode_hv(hw, false);
+                ret_val |= e1000_set_mdio_slow_mode_hv(hw, false);
 
         if (!locked)
                 hw->phy.ops.release(hw);
@@ -2784,19 +2773,18 @@ static s32 __e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data,
         }
 
         if (reg > MAX_PHY_MULTI_PAGE_REG) {
-                if ((hw->phy.type != e1000_phy_82578) ||
-                    ((reg != I82578_ADDR_REG) &&
-                     (reg != I82578_ADDR_REG + 1))) {
-                        u32 phy_addr = hw->phy.addr;
+                u32 phy_addr = hw->phy.addr;
 
-                        hw->phy.addr = 1;
+                hw->phy.addr = 1;
 
-                        /* Page is shifted left, PHY expects (page x 32) */
-                        ret_val = e1000e_write_phy_reg_mdic(hw,
-                                                     IGP01E1000_PHY_PAGE_SELECT,
-                                                     (page << IGP_PAGE_SHIFT));
-                        hw->phy.addr = phy_addr;
-                }
+                /* Page is shifted left, PHY expects (page x 32) */
+                ret_val = e1000e_write_phy_reg_mdic(hw,
+                                             IGP01E1000_PHY_PAGE_SELECT,
+                                             (page << IGP_PAGE_SHIFT));
+                hw->phy.addr = phy_addr;
+
+                if (ret_val)
+                        goto out;
         }
 
         ret_val = e1000e_write_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & reg,
@@ -2805,7 +2793,7 @@ static s32 __e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data,
 out:
         /* Revert to MDIO fast mode, if applicable */
         if ((hw->phy.type == e1000_phy_82577) && in_slow_mode)
-                ret_val = e1000_set_mdio_slow_mode_hv(hw, false);
+                ret_val |= e1000_set_mdio_slow_mode_hv(hw, false);
 
         if (!locked)
                 hw->phy.ops.release(hw);
diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index 5182b2893431..5c56f2a741f3 100644
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -242,11 +242,11 @@ static void ixgbe_unmap_and_free_tx_resource(struct ixgbe_adapter *adapter,
 static inline bool ixgbe_tx_is_paused(struct ixgbe_adapter *adapter,
                                       struct ixgbe_ring *tx_ring)
 {
-        int tc;
         u32 txoff = IXGBE_TFCS_TXOFF;
 
 #ifdef CONFIG_IXGBE_DCB
         if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) {
+                int tc;
                 int reg_idx = tx_ring->reg_idx;
                 int dcb_i = adapter->ring_feature[RING_F_DCB].indices;
 
diff --git a/drivers/net/ks8851_mll.c b/drivers/net/ks8851_mll.c
index 0be14d702beb..c146304d8d6c 100644
--- a/drivers/net/ks8851_mll.c
+++ b/drivers/net/ks8851_mll.c
@@ -568,6 +568,16 @@ static inline void ks_outblk(struct ks_net *ks, u16 *wptr, u32 len)
                 iowrite16(*wptr++, ks->hw_addr);
 }
 
+static void ks_disable_int(struct ks_net *ks)
+{
+        ks_wrreg16(ks, KS_IER, 0x0000);
+}  /* ks_disable_int */
+
+static void ks_enable_int(struct ks_net *ks)
+{
+        ks_wrreg16(ks, KS_IER, ks->rc_ier);
+}  /* ks_enable_int */
+
 /**
  * ks_tx_fifo_space - return the available hardware buffer size.
  * @ks: The chip information
@@ -681,6 +691,47 @@ static void ks_soft_reset(struct ks_net *ks, unsigned op)
 }
 
 
+void ks_enable_qmu(struct ks_net *ks)
+{
+        u16 w;
+
+        w = ks_rdreg16(ks, KS_TXCR);
+        /* Enables QMU Transmit (TXCR). */
+        ks_wrreg16(ks, KS_TXCR, w | TXCR_TXE);
+
+        /*
+         * RX Frame Count Threshold Enable and Auto-Dequeue RXQ Frame
+         * Enable
+         */
+
+        w = ks_rdreg16(ks, KS_RXQCR);
+        ks_wrreg16(ks, KS_RXQCR, w | RXQCR_RXFCTE);
+
+        /* Enables QMU Receive (RXCR1). */
+        w = ks_rdreg16(ks, KS_RXCR1);
+        ks_wrreg16(ks, KS_RXCR1, w | RXCR1_RXE);
+        ks->enabled = true;
+}  /* ks_enable_qmu */
+
+static void ks_disable_qmu(struct ks_net *ks)
+{
+        u16     w;
+
+        w = ks_rdreg16(ks, KS_TXCR);
+
+        /* Disables QMU Transmit (TXCR). */
+        w  &= ~TXCR_TXE;
+        ks_wrreg16(ks, KS_TXCR, w);
+
+        /* Disables QMU Receive (RXCR1). */
+        w = ks_rdreg16(ks, KS_RXCR1);
+        w &= ~RXCR1_RXE ;
+        ks_wrreg16(ks, KS_RXCR1, w);
+
+        ks->enabled = false;
+
+}  /* ks_disable_qmu */
+
 /**
  * ks_read_qmu - read 1 pkt data from the QMU.
  * @ks: The chip information
@@ -752,7 +803,7 @@ static void ks_rcv(struct ks_net *ks, struct net_device *netdev)
                         (frame_hdr->len < RX_BUF_SIZE) && frame_hdr->len)) {
                         skb_reserve(skb, 2);
                         /* read data block including CRC 4 bytes */
-                        ks_read_qmu(ks, (u16 *)skb->data, frame_hdr->len + 4);
+                        ks_read_qmu(ks, (u16 *)skb->data, frame_hdr->len);
                         skb_put(skb, frame_hdr->len);
                         skb->dev = netdev;
                         skb->protocol = eth_type_trans(skb, netdev);
@@ -861,7 +912,7 @@ static int ks_net_open(struct net_device *netdev)
                 ks_dbg(ks, "%s - entry\n", __func__);
 
         /* reset the HW */
-        err = request_irq(ks->irq, ks_irq, KS_INT_FLAGS, DRV_NAME, ks);
+        err = request_irq(ks->irq, ks_irq, KS_INT_FLAGS, DRV_NAME, netdev);
 
         if (err) {
                 printk(KERN_ERR "Failed to request IRQ: %d: %d\n",
@@ -869,6 +920,15 @@ static int ks_net_open(struct net_device *netdev)
                 return err;
         }
 
+        /* wake up powermode to normal mode */
+        ks_set_powermode(ks, PMECR_PM_NORMAL);
+        mdelay(1);      /* wait for normal mode to take effect */
+
+        ks_wrreg16(ks, KS_ISR, 0xffff);
+        ks_enable_int(ks);
+        ks_enable_qmu(ks);
+        netif_start_queue(ks->netdev);
+
         if (netif_msg_ifup(ks))
                 ks_dbg(ks, "network device %s up\n", netdev->name);
 
@@ -892,19 +952,14 @@ static int ks_net_stop(struct net_device *netdev)
 
         netif_stop_queue(netdev);
 
-        kfree(ks->frame_head_info);
-
         mutex_lock(&ks->lock);
 
         /* turn off the IRQs and ack any outstanding */
         ks_wrreg16(ks, KS_IER, 0x0000);
         ks_wrreg16(ks, KS_ISR, 0xffff);
 
-        /* shutdown RX process */
-        ks_wrreg16(ks, KS_RXCR1, 0x0000);
-
-        /* shutdown TX process */
-        ks_wrreg16(ks, KS_TXCR, 0x0000);
+        /* shutdown RX/TX QMU */
+        ks_disable_qmu(ks);
 
         /* set powermode to soft power down to save power */
         ks_set_powermode(ks, PMECR_PM_SOFTDOWN);
@@ -929,17 +984,8 @@ static int ks_net_stop(struct net_device *netdev)
  */
 static void ks_write_qmu(struct ks_net *ks, u8 *pdata, u16 len)
 {
-        unsigned fid = ks->fid;
-
-        fid = ks->fid;
-        ks->fid = (ks->fid + 1) & TXFR_TXFID_MASK;
-
-        /* reduce the tx interrupt occurrances. */
-        if (!fid)
-                fid |= TXFR_TXIC;       /* irq on completion */
-
         /* start header at txb[0] to align txw entries */
-        ks->txh.txw[0] = cpu_to_le16(fid);
+        ks->txh.txw[0] = 0;
         ks->txh.txw[1] = cpu_to_le16(len);
 
         /* 1. set sudo-DMA mode */
@@ -957,16 +1003,6 @@ static void ks_write_qmu(struct ks_net *ks, u8 *pdata, u16 len)
                 ;
 }
 
-static void ks_disable_int(struct ks_net *ks)
-{
-        ks_wrreg16(ks, KS_IER, 0x0000);
-}  /* ks_disable_int */
-
-static void ks_enable_int(struct ks_net *ks)
-{
-        ks_wrreg16(ks, KS_IER, ks->rc_ier);
-}  /* ks_enable_int */
-
 /**
  * ks_start_xmit - transmit packet
  * @skb         : The buffer to transmit
@@ -1410,25 +1446,6 @@ static int ks_read_selftest(struct ks_net *ks)
         return ret;
 }
 
-static void ks_disable(struct ks_net *ks)
-{
-        u16     w;
-
-        w = ks_rdreg16(ks, KS_TXCR);
-
-        /* Disables QMU Transmit (TXCR). */
-        w  &= ~TXCR_TXE;
-        ks_wrreg16(ks, KS_TXCR, w);
-
-        /* Disables QMU Receive (RXCR1). */
-        w = ks_rdreg16(ks, KS_RXCR1);
-        w &= ~RXCR1_RXE ;
-        ks_wrreg16(ks, KS_RXCR1, w);
-
-        ks->enabled = false;
-
-}  /* ks_disable */
-
 static void ks_setup(struct ks_net *ks)
 {
         u16     w;
@@ -1463,7 +1480,7 @@ static void ks_setup(struct ks_net *ks)
         w = TXCR_TXFCE | TXCR_TXPE | TXCR_TXCRC | TXCR_TCGIP;
         ks_wrreg16(ks, KS_TXCR, w);
 
-        w = RXCR1_RXFCE | RXCR1_RXBE | RXCR1_RXUE;
+        w = RXCR1_RXFCE | RXCR1_RXBE | RXCR1_RXUE | RXCR1_RXME | RXCR1_RXIPFCC;
 
         if (ks->promiscuous)         /* bPromiscuous */
                 w |= (RXCR1_RXAE | RXCR1_RXINVF);
@@ -1486,28 +1503,6 @@ static void ks_setup_int(struct ks_net *ks)
         ks->rc_ier = (IRQ_LCI | IRQ_TXI | IRQ_RXI);
 }  /* ks_setup_int */
 
-void ks_enable(struct ks_net *ks)
-{
-        u16 w;
-
-        w = ks_rdreg16(ks, KS_TXCR);
-        /* Enables QMU Transmit (TXCR). */
-        ks_wrreg16(ks, KS_TXCR, w | TXCR_TXE);
-
-        /*
-         * RX Frame Count Threshold Enable and Auto-Dequeue RXQ Frame
-         * Enable
-         */
-
-        w = ks_rdreg16(ks, KS_RXQCR);
-        ks_wrreg16(ks, KS_RXQCR, w | RXQCR_RXFCTE);
-
-        /* Enables QMU Receive (RXCR1). */
-        w = ks_rdreg16(ks, KS_RXCR1);
-        ks_wrreg16(ks, KS_RXCR1, w | RXCR1_RXE);
-        ks->enabled = true;
-}  /* ks_enable */
-
 static int ks_hw_init(struct ks_net *ks)
 {
 #define MHEADER_SIZE    (sizeof(struct type_frame_head) * MAX_RECV_FRAMES)
@@ -1612,11 +1607,9 @@ static int __devinit ks8851_probe(struct platform_device *pdev)
 
         ks_soft_reset(ks, GRR_GSR);
         ks_hw_init(ks);
-        ks_disable(ks);
+        ks_disable_qmu(ks);
         ks_setup(ks);
         ks_setup_int(ks);
-        ks_enable_int(ks);
-        ks_enable(ks);
         memcpy(netdev->dev_addr, ks->mac_addr, 6);
 
         data = ks_rdreg16(ks, KS_OBCR);
@@ -1658,6 +1651,7 @@ static int __devexit ks8851_remove(struct platform_device *pdev)
         struct ks_net *ks = netdev_priv(netdev);
         struct resource *iomem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 
+        kfree(ks->frame_head_info);
         unregister_netdev(netdev);
         iounmap(ks->hw_addr);
         free_netdev(netdev);
diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
index 322112c7358a..93c3e6edf702 100644
--- a/drivers/net/macvlan.c
+++ b/drivers/net/macvlan.c
@@ -446,6 +446,7 @@ static int macvlan_init(struct net_device *dev)
         dev->state              = (dev->state & ~MACVLAN_STATE_MASK) |
                                   (lowerdev->state & MACVLAN_STATE_MASK);
         dev->features           = lowerdev->features & MACVLAN_FEATURES;
+        dev->gso_max_size       = lowerdev->gso_max_size;
         dev->iflink             = lowerdev->ifindex;
         dev->hard_header_len    = lowerdev->hard_header_len;
 
@@ -772,6 +773,7 @@ static int macvlan_device_event(struct notifier_block *unused,
         case NETDEV_FEAT_CHANGE:
                 list_for_each_entry(vlan, &port->vlans, list) {
                         vlan->dev->features = dev->features & MACVLAN_FEATURES;
+                        vlan->dev->gso_max_size = dev->gso_max_size;
                         netdev_features_change(vlan->dev);
                 }
                 break;
diff --git a/drivers/net/netxen/netxen_nic.h b/drivers/net/netxen/netxen_nic.h
index 645450d93f4e..76cd1f3e9fc8 100644
--- a/drivers/net/netxen/netxen_nic.h
+++ b/drivers/net/netxen/netxen_nic.h
@@ -1202,6 +1202,8 @@ struct netxen_adapter {
         u32 int_vec_bit;
         u32 heartbit;
 
+        u8 mac_addr[ETH_ALEN];
+
         struct netxen_adapter_stats stats;
 
         struct netxen_recv_context recv_ctx;
diff --git a/drivers/net/netxen/netxen_nic_hdr.h b/drivers/net/netxen/netxen_nic_hdr.h
index a39155d61bad..d138fc22927a 100644
--- a/drivers/net/netxen/netxen_nic_hdr.h
+++ b/drivers/net/netxen/netxen_nic_hdr.h
@@ -545,6 +545,8 @@ enum {
 #define NETXEN_NIU_TEST_MUX_CTL         (NETXEN_CRB_NIU + 0x00094)
 #define NETXEN_NIU_XG_PAUSE_CTL         (NETXEN_CRB_NIU + 0x00098)
 #define NETXEN_NIU_XG_PAUSE_LEVEL       (NETXEN_CRB_NIU + 0x000dc)
+#define NETXEN_NIU_FRAME_COUNT_SELECT   (NETXEN_CRB_NIU + 0x000ac)
+#define NETXEN_NIU_FRAME_COUNT          (NETXEN_CRB_NIU + 0x000b0)
 #define NETXEN_NIU_XG_SEL               (NETXEN_CRB_NIU + 0x00128)
 #define NETXEN_NIU_GB_PAUSE_CTL         (NETXEN_CRB_NIU + 0x0030c)
 
diff --git a/drivers/net/netxen/netxen_nic_hw.c b/drivers/net/netxen/netxen_nic_hw.c
index b3054c6cc608..e71ca30433ef 100644
--- a/drivers/net/netxen/netxen_nic_hw.c
+++ b/drivers/net/netxen/netxen_nic_hw.c
@@ -389,24 +389,51 @@ int netxen_niu_disable_xg_port(struct netxen_adapter *adapter)
 
 int netxen_p2_nic_set_promisc(struct netxen_adapter *adapter, u32 mode)
 {
-        __u32 reg;
+        u32 mac_cfg;
+        u32 cnt = 0;
+        __u32 reg = 0x0200;
         u32 port = adapter->physical_port;
+        u16 board_type = adapter->ahw.board_type;
 
         if (port > NETXEN_NIU_MAX_XG_PORTS)
                 return -EINVAL;
 
-        reg = NXRD32(adapter, NETXEN_NIU_XGE_CONFIG_1 + (0x10000 * port));
-        if (mode == NETXEN_NIU_PROMISC_MODE)
-                reg = (reg | 0x2000UL);
-        else
-                reg = (reg & ~0x2000UL);
+        mac_cfg = NXRD32(adapter, NETXEN_NIU_XGE_CONFIG_0 + (0x10000 * port));
+        mac_cfg &= ~0x4;
+        NXWR32(adapter, NETXEN_NIU_XGE_CONFIG_0 + (0x10000 * port), mac_cfg);
 
-        if (mode == NETXEN_NIU_ALLMULTI_MODE)
-                reg = (reg | 0x1000UL);
-        else
-                reg = (reg & ~0x1000UL);
+        if ((board_type == NETXEN_BRDTYPE_P2_SB31_10G_IMEZ) ||
+                        (board_type == NETXEN_BRDTYPE_P2_SB31_10G_HMEZ))
+                reg = (0x20 << port);
+
+        NXWR32(adapter, NETXEN_NIU_FRAME_COUNT_SELECT, reg);
+
+        mdelay(10);
+
+        while (NXRD32(adapter, NETXEN_NIU_FRAME_COUNT) && ++cnt < 20)
+                mdelay(10);
+
+        if (cnt < 20) {
+
+                reg = NXRD32(adapter,
+                        NETXEN_NIU_XGE_CONFIG_1 + (0x10000 * port));
+
+                if (mode == NETXEN_NIU_PROMISC_MODE)
+                        reg = (reg | 0x2000UL);
+                else
+                        reg = (reg & ~0x2000UL);
+
+                if (mode == NETXEN_NIU_ALLMULTI_MODE)
+                        reg = (reg | 0x1000UL);
+                else
+                        reg = (reg & ~0x1000UL);
+
+                NXWR32(adapter,
+                        NETXEN_NIU_XGE_CONFIG_1 + (0x10000 * port), reg);
+        }
 
-        NXWR32(adapter, NETXEN_NIU_XGE_CONFIG_1 + (0x10000 * port), reg);
+        mac_cfg |= 0x4;
+        NXWR32(adapter, NETXEN_NIU_XGE_CONFIG_0 + (0x10000 * port), mac_cfg);
 
         return 0;
 }
@@ -442,7 +469,7 @@ netxen_nic_enable_mcast_filter(struct netxen_adapter *adapter)
 {
         u32     val = 0;
         u16 port = adapter->physical_port;
-        u8 *addr = adapter->netdev->dev_addr;
+        u8 *addr = adapter->mac_addr;
 
         if (adapter->mc_enabled)
                 return 0;
@@ -471,7 +498,7 @@ netxen_nic_disable_mcast_filter(struct netxen_adapter *adapter)
 {
         u32     val = 0;
         u16 port = adapter->physical_port;
-        u8 *addr = adapter->netdev->dev_addr;
+        u8 *addr = adapter->mac_addr;
 
         if (!adapter->mc_enabled)
                 return 0;
@@ -666,7 +693,7 @@ void netxen_p3_nic_set_multi(struct net_device *netdev)
 
         list_splice_tail_init(&adapter->mac_list, &del_list);
 
-        nx_p3_nic_add_mac(adapter, netdev->dev_addr, &del_list);
+        nx_p3_nic_add_mac(adapter, adapter->mac_addr, &del_list);
         nx_p3_nic_add_mac(adapter, bcast_addr, &del_list);
 
         if (netdev->flags & IFF_PROMISC) {
diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c
index bfbf75c17cf8..838420dbc633 100644
--- a/drivers/net/netxen/netxen_nic_main.c
+++ b/drivers/net/netxen/netxen_nic_main.c
@@ -445,6 +445,7 @@ netxen_read_mac_addr(struct netxen_adapter *adapter)
                 netdev->dev_addr[i] = *(p + 5 - i);
 
         memcpy(netdev->perm_addr, netdev->dev_addr, netdev->addr_len);
+        memcpy(adapter->mac_addr, netdev->dev_addr, netdev->addr_len);
 
         /* set station address */
 
@@ -467,6 +468,7 @@ int netxen_nic_set_mac(struct net_device *netdev, void *p)
                 netxen_napi_disable(adapter);
         }
 
+        memcpy(adapter->mac_addr, addr->sa_data, netdev->addr_len);
         memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len);
         adapter->macaddr_set(adapter, addr->sa_data);
 
@@ -960,7 +962,7 @@ netxen_nic_up(struct netxen_adapter *adapter, struct net_device *netdev)
                 return err;
         }
         if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
-                adapter->macaddr_set(adapter, netdev->dev_addr);
+                adapter->macaddr_set(adapter, adapter->mac_addr);
 
         adapter->set_multi(netdev);
         adapter->set_mtu(adapter, netdev->mtu);
diff --git a/drivers/net/stmmac/stmmac_main.c b/drivers/net/stmmac/stmmac_main.c
index e961e7593c1f..40813f0b5339 100644
--- a/drivers/net/stmmac/stmmac_main.c
+++ b/drivers/net/stmmac/stmmac_main.c
@@ -416,13 +416,8 @@ static void init_dma_desc_rings(struct net_device *dev)
         unsigned int txsize = priv->dma_tx_size;
         unsigned int rxsize = priv->dma_rx_size;
         unsigned int bfsize = priv->dma_buf_sz;
-        int buff2_needed = 0;
-        int dis_ic = 0;
+        int buff2_needed = 0, dis_ic = 0;
 
-#ifdef CONFIG_STMMAC_TIMER
-        /* Using Timers disable interrupts on completion for the reception */
-        dis_ic = 1;
-#endif
         /* Set the Buffer size according to the MTU;
          * indeed, in case of jumbo we need to bump-up the buffer sizes.
          */
@@ -437,6 +432,11 @@ static void init_dma_desc_rings(struct net_device *dev)
         else
                 bfsize = DMA_BUFFER_SIZE;
 
+#ifdef CONFIG_STMMAC_TIMER
+        /* Disable interrupts on completion for the reception if timer is on */
+        if (likely(priv->tm->enable))
+                dis_ic = 1;
+#endif
         /* If the MTU exceeds 8k so use the second buffer in the chain */
         if (bfsize >= BUF_SIZE_8KiB)
                 buff2_needed = 1;
@@ -809,20 +809,22 @@ static void stmmac_tx(struct stmmac_priv *priv)
 
 static inline void stmmac_enable_irq(struct stmmac_priv *priv)
 {
-#ifndef CONFIG_STMMAC_TIMER
-        writel(DMA_INTR_DEFAULT_MASK, priv->dev->base_addr + DMA_INTR_ENA);
-#else
-        priv->tm->timer_start(tmrate);
+#ifdef CONFIG_STMMAC_TIMER
+        if (likely(priv->tm->enable))
+                priv->tm->timer_start(tmrate);
+        else
 #endif
+        writel(DMA_INTR_DEFAULT_MASK, priv->dev->base_addr + DMA_INTR_ENA);
 }
 
 static inline void stmmac_disable_irq(struct stmmac_priv *priv)
 {
-#ifndef CONFIG_STMMAC_TIMER
-        writel(0, priv->dev->base_addr + DMA_INTR_ENA);
-#else
-        priv->tm->timer_stop();
+#ifdef CONFIG_STMMAC_TIMER
+        if (likely(priv->tm->enable))
+                priv->tm->timer_stop();
+        else
 #endif
+        writel(0, priv->dev->base_addr + DMA_INTR_ENA);
 }
 
 static int stmmac_has_work(struct stmmac_priv *priv)
@@ -1031,22 +1033,23 @@ static int stmmac_open(struct net_device *dev)
         }
 
 #ifdef CONFIG_STMMAC_TIMER
-        priv->tm = kmalloc(sizeof(struct stmmac_timer *), GFP_KERNEL);
+        priv->tm = kzalloc(sizeof(struct stmmac_timer *), GFP_KERNEL);
         if (unlikely(priv->tm == NULL)) {
                 pr_err("%s: ERROR: timer memory alloc failed \n", __func__);
                 return -ENOMEM;
         }
         priv->tm->freq = tmrate;
 
-        /* Test if the HW timer can be actually used.
-         * In case of failure continue with no timer. */
+        /* Test if the external timer can be actually used.
+         * In case of failure continue without timer. */
         if (unlikely((stmmac_open_ext_timer(dev, priv->tm)) < 0)) {
-                pr_warning("stmmaceth: cannot attach the HW timer\n");
+                pr_warning("stmmaceth: cannot attach the external timer.\n");
                 tmrate = 0;
                 priv->tm->freq = 0;
                 priv->tm->timer_start = stmmac_no_timer_started;
                 priv->tm->timer_stop = stmmac_no_timer_stopped;
-        }
+        } else
+                priv->tm->enable = 1;
 #endif
 
         /* Create and initialize the TX/RX descriptors chains. */
@@ -1322,9 +1325,11 @@ static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev)
 
         /* Interrupt on completition only for the latest segment */
         priv->mac_type->ops->close_tx_desc(desc);
+
 #ifdef CONFIG_STMMAC_TIMER
-        /* Clean IC while using timers */
-        priv->mac_type->ops->clear_tx_ic(desc);
+        /* Clean IC while using timer */
+        if (likely(priv->tm->enable))
+                priv->mac_type->ops->clear_tx_ic(desc);
 #endif
         /* To avoid raise condition */
         priv->mac_type->ops->set_tx_owner(first);
@@ -2028,7 +2033,8 @@ static int stmmac_suspend(struct platform_device *pdev, pm_message_t state)
 
 #ifdef CONFIG_STMMAC_TIMER
                 priv->tm->timer_stop();
-                dis_ic = 1;
+                if (likely(priv->tm->enable))
+                        dis_ic = 1;
 #endif
                 napi_disable(&priv->napi);
 
diff --git a/drivers/net/stmmac/stmmac_timer.c b/drivers/net/stmmac/stmmac_timer.c
index b838c6582077..679f61ffb1f8 100644
--- a/drivers/net/stmmac/stmmac_timer.c
+++ b/drivers/net/stmmac/stmmac_timer.c
@@ -63,7 +63,7 @@ int stmmac_open_ext_timer(struct net_device *dev, struct stmmac_timer *tm)
 
         stmmac_rtc = rtc_class_open(CONFIG_RTC_HCTOSYS_DEVICE);
         if (stmmac_rtc == NULL) {
-                pr_error("open rtc device failed\n");
+                pr_err("open rtc device failed\n");
                 return -ENODEV;
         }
 
@@ -71,7 +71,7 @@ int stmmac_open_ext_timer(struct net_device *dev, struct stmmac_timer *tm)
 
         /* Periodic mode is not supported */
         if ((rtc_irq_set_freq(stmmac_rtc, &stmmac_task, tm->freq) < 0)) {
-                pr_error("set periodic failed\n");
+                pr_err("set periodic failed\n");
                 rtc_irq_unregister(stmmac_rtc, &stmmac_task);
                 rtc_class_close(stmmac_rtc);
                 return -1;
diff --git a/drivers/net/stmmac/stmmac_timer.h b/drivers/net/stmmac/stmmac_timer.h
index f795cae33725..6863590d184b 100644
--- a/drivers/net/stmmac/stmmac_timer.h
+++ b/drivers/net/stmmac/stmmac_timer.h
@@ -26,6 +26,7 @@ struct stmmac_timer {
         void (*timer_start) (unsigned int new_freq);
         void (*timer_stop) (void);
         unsigned int freq;
+        unsigned int enable;
 };
 
 /* Open the HW timer device and return 0 in case of success */
diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c
index fa4e58196c21..43bc3fcc0d85 100644
--- a/drivers/net/usb/hso.c
+++ b/drivers/net/usb/hso.c
@@ -378,7 +378,7 @@ static void dbg_dump(int line_count, const char *func_name, unsigned char *buf,
 }
 
 #define DUMP(buf_, len_)        \
-        dbg_dump(__LINE__, __func__, buf_, len_)
+        dbg_dump(__LINE__, __func__, (unsigned char *)buf_, len_)
 
 #define DUMP1(buf_, len_)                       \
         do {                                    \
@@ -1363,7 +1363,7 @@ static void hso_serial_close(struct tty_struct *tty, struct file *filp)
         /* reset the rts and dtr */
         /* do the actual close */
         serial->open_count--;
-        kref_put(&serial->parent->ref, hso_serial_ref_free);
+
         if (serial->open_count <= 0) {
                 serial->open_count = 0;
                 spin_lock_irq(&serial->serial_lock);
@@ -1383,6 +1383,8 @@ static void hso_serial_close(struct tty_struct *tty, struct file *filp)
                 usb_autopm_put_interface(serial->parent->interface);
 
         mutex_unlock(&serial->parent->mutex);
+
+        kref_put(&serial->parent->ref, hso_serial_ref_free);
 }
 
 /* close the requested serial port */
@@ -1527,7 +1529,7 @@ static void tiocmget_intr_callback(struct urb *urb)
                 dev_warn(&usb->dev,
                          "hso received invalid serial state notification\n");
                 DUMP(serial_state_notification,
-                     sizeof(hso_serial_state_notifation))
+                     sizeof(struct hso_serial_state_notification));
         } else {
 
                 UART_state_bitmap = le16_to_cpu(serial_state_notification->
diff --git a/drivers/net/veth.c b/drivers/net/veth.c
index 6c4b5a2d7877..63099c58a6dd 100644
--- a/drivers/net/veth.c
+++ b/drivers/net/veth.c
@@ -199,32 +199,29 @@ rx_drop:
 static struct net_device_stats *veth_get_stats(struct net_device *dev)
 {
         struct veth_priv *priv;
-        struct net_device_stats *dev_stats;
         int cpu;
-        struct veth_net_stats *stats;
+        struct veth_net_stats *stats, total = {0};
 
         priv = netdev_priv(dev);
-        dev_stats = &dev->stats;
-
-        dev_stats->rx_packets = 0;
-        dev_stats->tx_packets = 0;
-        dev_stats->rx_bytes = 0;
-        dev_stats->tx_bytes = 0;
-        dev_stats->tx_dropped = 0;
-        dev_stats->rx_dropped = 0;
 
-        for_each_online_cpu(cpu) {
+        for_each_possible_cpu(cpu) {
                 stats = per_cpu_ptr(priv->stats, cpu);
 
-                dev_stats->rx_packets += stats->rx_packets;
-                dev_stats->tx_packets += stats->tx_packets;
-                dev_stats->rx_bytes += stats->rx_bytes;
-                dev_stats->tx_bytes += stats->tx_bytes;
-                dev_stats->tx_dropped += stats->tx_dropped;
-                dev_stats->rx_dropped += stats->rx_dropped;
+                total.rx_packets += stats->rx_packets;
+                total.tx_packets += stats->tx_packets;
+                total.rx_bytes   += stats->rx_bytes;
+                total.tx_bytes   += stats->tx_bytes;
+                total.tx_dropped += stats->tx_dropped;
+                total.rx_dropped += stats->rx_dropped;
         }
-
-        return dev_stats;
+        dev->stats.rx_packets = total.rx_packets;
+        dev->stats.tx_packets = total.tx_packets;
+        dev->stats.rx_bytes   = total.rx_bytes;
+        dev->stats.tx_bytes   = total.tx_bytes;
+        dev->stats.tx_dropped = total.tx_dropped;
+        dev->stats.rx_dropped = total.rx_dropped;
+
+        return &dev->stats;
 }
 
 static int veth_open(struct net_device *dev)