Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6: (66 commits)
  be2net: fix some cmds to use mccq instead of mbox
  atl1e: fix 2.6.31-git4 -- ATL1E 0000:03:00.0: DMA-API: device driver frees DMA
  pkt_sched: Fix qstats.qlen updating in dump_stats
  ipv6: Log the affected address when DAD failure occurs
  wl12xx: Fix print_mac() conversion.
  af_iucv: fix race when queueing skbs on the backlog queue
  af_iucv: do not call iucv_sock_kill() twice
  af_iucv: handle non-accepted sockets after resuming from suspend
  af_iucv: fix race in __iucv_sock_wait()
  iucv: use correct output register in iucv_query_maxconn()
  iucv: fix iucv_buffer_cpumask check when calling IUCV functions
  iucv: suspend/resume error msg for left over pathes
  wl12xx: switch to %pM to print the mac address
  b44: the poll handler b44_poll must not enable IRQ unconditionally
  ipv6: Ignore route option with ROUTER_PREF_INVALID
  bonding: make ab_arp select active slaves as other modes
  cfg80211: fix SME connect
  rc80211_minstrel: fix contention window calculation
  ssb/sdio: fix printk format warnings
  p54usb: add Zcomax XG-705A usbid
  ...

drivers/net/atl1e/atl1e.h

@@ -377,10 +377,19 @@ struct atl1e_hw {
  */
 struct atl1e_tx_buffer {
 	struct sk_buff *skb;
+	u16 flags;
+#define ATL1E_TX_PCIMAP_SINGLE		0x0001
+#define ATL1E_TX_PCIMAP_PAGE		0x0002
+#define ATL1E_TX_PCIMAP_TYPE_MASK	0x0003
 	u16 length;
 	dma_addr_t dma;
 };
 
+#define ATL1E_SET_PCIMAP_TYPE(tx_buff, type) do {		\
+	((tx_buff)->flags) &= ~ATL1E_TX_PCIMAP_TYPE_MASK;	\
+	((tx_buff)->flags) |= (type);				\
+	} while (0)
+
 struct atl1e_rx_page {
 	dma_addr_t	dma;    /* receive rage DMA address */
 	u8		*addr;   /* receive rage virtual address */

drivers/net/atl1e/atl1e_main.c

@@ -635,7 +635,11 @@ static void atl1e_clean_tx_ring(struct atl1e_adapter *adapter)
 	for (index = 0; index < ring_count; index++) {
 		tx_buffer = &tx_ring->tx_buffer[index];
 		if (tx_buffer->dma) {
-			pci_unmap_page(pdev, tx_buffer->dma,
+			if (tx_buffer->flags & ATL1E_TX_PCIMAP_SINGLE)
+				pci_unmap_single(pdev, tx_buffer->dma,
+					tx_buffer->length, PCI_DMA_TODEVICE);
+			else if (tx_buffer->flags & ATL1E_TX_PCIMAP_PAGE)
+				pci_unmap_page(pdev, tx_buffer->dma,
 					tx_buffer->length, PCI_DMA_TODEVICE);
 			tx_buffer->dma = 0;
 		}
@@ -1220,7 +1224,11 @@ static bool atl1e_clean_tx_irq(struct atl1e_adapter *adapter)
 	while (next_to_clean != hw_next_to_clean) {
 		tx_buffer = &tx_ring->tx_buffer[next_to_clean];
 		if (tx_buffer->dma) {
-			pci_unmap_page(adapter->pdev, tx_buffer->dma,
+			if (tx_buffer->flags & ATL1E_TX_PCIMAP_SINGLE)
+				pci_unmap_single(adapter->pdev, tx_buffer->dma,
+					tx_buffer->length, PCI_DMA_TODEVICE);
+			else if (tx_buffer->flags & ATL1E_TX_PCIMAP_PAGE)
+				pci_unmap_page(adapter->pdev, tx_buffer->dma,
 					tx_buffer->length, PCI_DMA_TODEVICE);
 			tx_buffer->dma = 0;
 		}
@@ -1741,6 +1749,7 @@ static void atl1e_tx_map(struct atl1e_adapter *adapter,
 		tx_buffer->length = map_len;
 		tx_buffer->dma = pci_map_single(adapter->pdev,
 					skb->data, hdr_len, PCI_DMA_TODEVICE);
+		ATL1E_SET_PCIMAP_TYPE(tx_buffer, ATL1E_TX_PCIMAP_SINGLE);
 		mapped_len += map_len;
 		use_tpd->buffer_addr = cpu_to_le64(tx_buffer->dma);
 		use_tpd->word2 = (use_tpd->word2 & (~TPD_BUFLEN_MASK)) |
@@ -1766,6 +1775,7 @@ static void atl1e_tx_map(struct atl1e_adapter *adapter,
 		tx_buffer->dma =
 			pci_map_single(adapter->pdev, skb->data + mapped_len,
 					map_len, PCI_DMA_TODEVICE);
+		ATL1E_SET_PCIMAP_TYPE(tx_buffer, ATL1E_TX_PCIMAP_SINGLE);
 		mapped_len  += map_len;
 		use_tpd->buffer_addr = cpu_to_le64(tx_buffer->dma);
 		use_tpd->word2 = (use_tpd->word2 & (~TPD_BUFLEN_MASK)) |
@@ -1801,6 +1811,7 @@ static void atl1e_tx_map(struct atl1e_adapter *adapter,
 						(i * MAX_TX_BUF_LEN),
 						tx_buffer->length,
 						PCI_DMA_TODEVICE);
+			ATL1E_SET_PCIMAP_TYPE(tx_buffer, ATL1E_TX_PCIMAP_PAGE);
 			use_tpd->buffer_addr = cpu_to_le64(tx_buffer->dma);
 			use_tpd->word2 = (use_tpd->word2 & (~TPD_BUFLEN_MASK)) |
 					((cpu_to_le32(tx_buffer->length) &

drivers/net/b44.c

@@ -847,23 +847,22 @@ static int b44_poll(struct napi_struct *napi, int budget)
 {
 	struct b44 *bp = container_of(napi, struct b44, napi);
 	int work_done;
+	unsigned long flags;
 
-	spin_lock_irq(&bp->lock);
+	spin_lock_irqsave(&bp->lock, flags);
 
 	if (bp->istat & (ISTAT_TX | ISTAT_TO)) {
 		/* spin_lock(&bp->tx_lock); */
 		b44_tx(bp);
 		/* spin_unlock(&bp->tx_lock); */
 	}
-	spin_unlock_irq(&bp->lock);
+	spin_unlock_irqrestore(&bp->lock, flags);
 
 	work_done = 0;
 	if (bp->istat & ISTAT_RX)
 		work_done += b44_rx(bp, budget);
 
 	if (bp->istat & ISTAT_ERRORS) {
-		unsigned long flags;
-
 		spin_lock_irqsave(&bp->lock, flags);
 		b44_halt(bp);
 		b44_init_rings(bp);

drivers/net/benet/be.h

@@ -362,5 +362,6 @@ static inline u8 is_udp_pkt(struct sk_buff *skb)
 extern void be_cq_notify(struct be_adapter *adapter, u16 qid, bool arm,
 		u16 num_popped);
 extern void be_link_status_update(struct be_adapter *adapter, bool link_up);
+extern void netdev_stats_update(struct be_adapter *adapter);
 extern int be_load_fw(struct be_adapter *adapter, u8 *func);
 #endif				/* BE_H */

drivers/net/benet/be_cmds.h

@@ -61,7 +61,8 @@ enum {
 /* The command is completing because the queue was getting flushed */
 	MCC_STATUS_QUEUE_FLUSHING = 0x4,
 /* The command is completing with a DMA error */
-	MCC_STATUS_DMA_FAILED = 0x5
+	MCC_STATUS_DMA_FAILED = 0x5,
+	MCC_STATUS_NOT_SUPPORTED = 0x66
 };
 
 #define CQE_STATUS_COMPL_MASK		0xFFFF
@@ -761,7 +762,7 @@ extern int be_cmd_get_flow_control(struct be_adapter *adapter,
 			u32 *tx_fc, u32 *rx_fc);
 extern int be_cmd_query_fw_cfg(struct be_adapter *adapter, u32 *port_num);
 extern int be_cmd_reset_function(struct be_adapter *adapter);
-extern void be_process_mcc(struct be_adapter *adapter);
+extern int be_process_mcc(struct be_adapter *adapter);
 extern int be_cmd_write_flashrom(struct be_adapter *adapter,
 			struct be_dma_mem *cmd, u32 flash_oper,
 			u32 flash_opcode, u32 buf_size);

drivers/net/benet/be_main.c

@@ -135,7 +135,7 @@ static int be_mac_addr_set(struct net_device *netdev, void *p)
 	return status;
 }
 
-static void netdev_stats_update(struct be_adapter *adapter)
+void netdev_stats_update(struct be_adapter *adapter)
 {
 	struct be_hw_stats *hw_stats = hw_stats_from_cmd(adapter->stats.cmd.va);
 	struct be_rxf_stats *rxf_stats = &hw_stats->rxf;
@@ -431,8 +431,7 @@ static int make_tx_wrbs(struct be_adapter *adapter,
 }
 
 static netdev_tx_t be_xmit(struct sk_buff *skb,
-				 struct net_device *netdev)
-
+			struct net_device *netdev)
 {
 	struct be_adapter *adapter = netdev_priv(netdev);
 	struct be_tx_obj *tx_obj = &adapter->tx_obj;
@@ -490,11 +489,11 @@ static int be_change_mtu(struct net_device *netdev, int new_mtu)
  * program them in BE.  If more than BE_NUM_VLANS_SUPPORTED are configured,
  * set the BE in promiscuous VLAN mode.
  */
-static void be_vid_config(struct net_device *netdev)
+static int be_vid_config(struct be_adapter *adapter)
 {
-	struct be_adapter *adapter = netdev_priv(netdev);
 	u16 vtag[BE_NUM_VLANS_SUPPORTED];
 	u16 ntags = 0, i;
+	int status;
 
 	if (adapter->num_vlans <= BE_NUM_VLANS_SUPPORTED)  {
 		/* Construct VLAN Table to give to HW */
@@ -504,12 +503,13 @@ static void be_vid_config(struct net_device *netdev)
 				ntags++;
 			}
 		}
-		be_cmd_vlan_config(adapter, adapter->if_handle,
-			vtag, ntags, 1, 0);
+		status = be_cmd_vlan_config(adapter, adapter->if_handle,
+					vtag, ntags, 1, 0);
 	} else {
-		be_cmd_vlan_config(adapter, adapter->if_handle,
-			NULL, 0, 1, 1);
+		status = be_cmd_vlan_config(adapter, adapter->if_handle,
+					NULL, 0, 1, 1);
 	}
+	return status;
 }
 
 static void be_vlan_register(struct net_device *netdev, struct vlan_group *grp)
@@ -532,7 +532,7 @@ static void be_vlan_add_vid(struct net_device *netdev, u16 vid)
 	adapter->num_vlans++;
 	adapter->vlan_tag[vid] = 1;
 
-	be_vid_config(netdev);
+	be_vid_config(adapter);
 }
 
 static void be_vlan_rem_vid(struct net_device *netdev, u16 vid)
@@ -543,7 +543,7 @@ static void be_vlan_rem_vid(struct net_device *netdev, u16 vid)
 	adapter->vlan_tag[vid] = 0;
 
 	vlan_group_set_device(adapter->vlan_grp, vid, NULL);
-	be_vid_config(netdev);
+	be_vid_config(adapter);
 }
 
 static void be_set_multicast_list(struct net_device *netdev)
@@ -1444,12 +1444,8 @@ static void be_worker(struct work_struct *work)
 {
 	struct be_adapter *adapter =
 		container_of(work, struct be_adapter, work.work);
-	int status;
 
-	/* Get Stats */
-	status = be_cmd_get_stats(adapter, &adapter->stats.cmd);
-	if (!status)
-		netdev_stats_update(adapter);
+	be_cmd_get_stats(adapter, &adapter->stats.cmd);
 
 	/* Set EQ delay */
 	be_rx_eqd_update(adapter);
@@ -1622,11 +1618,6 @@ static int be_setup(struct be_adapter *adapter)
 	if (status != 0)
 		goto do_none;
 
-	be_vid_config(netdev);
-
-	status = be_cmd_set_flow_control(adapter, true, true);
-	if (status != 0)
-		goto if_destroy;
 
 	status = be_tx_queues_create(adapter);
 	if (status != 0)
@@ -1640,8 +1631,17 @@ static int be_setup(struct be_adapter *adapter)
 	if (status != 0)
 		goto rx_qs_destroy;
 
+	status = be_vid_config(adapter);
+	if (status != 0)
+		goto mccqs_destroy;
+
+	status = be_cmd_set_flow_control(adapter, true, true);
+	if (status != 0)
+		goto mccqs_destroy;
 	return 0;
 
+mccqs_destroy:
+	be_mcc_queues_destroy(adapter);
 rx_qs_destroy:
 	be_rx_queues_destroy(adapter);
 tx_qs_destroy:

drivers/net/bonding/bond_main.c

@@ -1093,15 +1093,8 @@ static struct slave *bond_find_best_slave(struct bonding *bond)
 			return NULL; /* still no slave, return NULL */
 	}
 
-	/*
-	 * first try the primary link; if arping, a link must tx/rx
-	 * traffic before it can be considered the curr_active_slave.
-	 * also, we would skip slaves between the curr_active_slave
-	 * and primary_slave that may be up and able to arp
-	 */
 	if ((bond->primary_slave) &&
-	    (!bond->params.arp_interval) &&
-	    (IS_UP(bond->primary_slave->dev))) {
+	    bond->primary_slave->link == BOND_LINK_UP) {
 		new_active = bond->primary_slave;
 	}
 
@@ -1109,15 +1102,14 @@ static struct slave *bond_find_best_slave(struct bonding *bond)
 	old_active = new_active;
 
 	bond_for_each_slave_from(bond, new_active, i, old_active) {
-		if (IS_UP(new_active->dev)) {
-			if (new_active->link == BOND_LINK_UP) {
-				return new_active;
-			} else if (new_active->link == BOND_LINK_BACK) {
-				/* link up, but waiting for stabilization */
-				if (new_active->delay < mintime) {
-					mintime = new_active->delay;
-					bestslave = new_active;
-				}
+		if (new_active->link == BOND_LINK_UP) {
+			return new_active;
+		} else if (new_active->link == BOND_LINK_BACK &&
+			   IS_UP(new_active->dev)) {
+			/* link up, but waiting for stabilization */
+			if (new_active->delay < mintime) {
+				mintime = new_active->delay;
+				bestslave = new_active;
 			}
 		}
 	}
@@ -1211,7 +1203,7 @@ void bond_change_active_slave(struct bonding *bond, struct slave *new_active)
 			write_unlock_bh(&bond->curr_slave_lock);
 			read_unlock(&bond->lock);
 
-			netdev_bonding_change(bond->dev);
+			netdev_bonding_change(bond->dev, NETDEV_BONDING_FAILOVER);
 
 			read_lock(&bond->lock);
 			write_lock_bh(&bond->curr_slave_lock);
@@ -1469,14 +1461,17 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev)
 	 */
 	if (bond->slave_cnt == 0) {
 		if (bond_dev->type != slave_dev->type) {
-			dev_close(bond_dev);
 			pr_debug("%s: change device type from %d to %d\n",
 				bond_dev->name, bond_dev->type, slave_dev->type);
+
+			netdev_bonding_change(bond_dev, NETDEV_BONDING_OLDTYPE);
+
 			if (slave_dev->type != ARPHRD_ETHER)
 				bond_setup_by_slave(bond_dev, slave_dev);
 			else
 				ether_setup(bond_dev);
-			dev_open(bond_dev);
+
+			netdev_bonding_change(bond_dev, NETDEV_BONDING_NEWTYPE);
 		}
 	} else if (bond_dev->type != slave_dev->type) {
 		pr_err(DRV_NAME ": %s ether type (%d) is different "
@@ -2929,18 +2924,6 @@ static int bond_ab_arp_inspect(struct bonding *bond, int delta_in_ticks)
 		}
 	}
 
-	read_lock(&bond->curr_slave_lock);
-
-	/*
-	 * Trigger a commit if the primary option setting has changed.
-	 */
-	if (bond->primary_slave &&
-	    (bond->primary_slave != bond->curr_active_slave) &&
-	    (bond->primary_slave->link == BOND_LINK_UP))
-		commit++;
-
-	read_unlock(&bond->curr_slave_lock);
-
 	return commit;
 }
 
@@ -2961,90 +2944,58 @@ static void bond_ab_arp_commit(struct bonding *bond, int delta_in_ticks)
 			continue;
 
 		case BOND_LINK_UP:
-			write_lock_bh(&bond->curr_slave_lock);
-
-			if (!bond->curr_active_slave &&
-			    time_before_eq(jiffies, dev_trans_start(slave->dev) +
-					   delta_in_ticks)) {
+			if ((!bond->curr_active_slave &&
+			     time_before_eq(jiffies,
+					    dev_trans_start(slave->dev) +
+					    delta_in_ticks)) ||
+			    bond->curr_active_slave != slave) {
 				slave->link = BOND_LINK_UP;
-				bond_change_active_slave(bond, slave);
 				bond->current_arp_slave = NULL;
 
 				pr_info(DRV_NAME
-				       ": %s: %s is up and now the "
-				       "active interface\n",
-				       bond->dev->name, slave->dev->name);
+					": %s: link status definitely "
+					"up for interface %s.\n",
+					bond->dev->name, slave->dev->name);
 
-			} else if (bond->curr_active_slave != slave) {
-				/* this slave has just come up but we
-				 * already have a current slave; this can
-				 * also happen if bond_enslave adds a new
-				 * slave that is up while we are searching
-				 * for a new slave
-				 */
-				slave->link = BOND_LINK_UP;
-				bond_set_slave_inactive_flags(slave);
-				bond->current_arp_slave = NULL;
+				if (!bond->curr_active_slave ||
+				    (slave == bond->primary_slave))
+					goto do_failover;
 
-				pr_info(DRV_NAME
-				       ": %s: backup interface %s is now up\n",
-				       bond->dev->name, slave->dev->name);
 			}
 
-			write_unlock_bh(&bond->curr_slave_lock);
-
-			break;
+			continue;
 
 		case BOND_LINK_DOWN:
 			if (slave->link_failure_count < UINT_MAX)
 				slave->link_failure_count++;
 
 			slave->link = BOND_LINK_DOWN;
+			bond_set_slave_inactive_flags(slave);
+
+			pr_info(DRV_NAME
+				": %s: link status definitely down for "
+				"interface %s, disabling it\n",
+				bond->dev->name, slave->dev->name);
 
 			if (slave == bond->curr_active_slave) {
-				pr_info(DRV_NAME
-				       ": %s: link status down for active "
-				       "interface %s, disabling it\n",
-				       bond->dev->name, slave->dev->name);
-
-				bond_set_slave_inactive_flags(slave);
-
-				write_lock_bh(&bond->curr_slave_lock);
-
-				bond_select_active_slave(bond);
-				if (bond->curr_active_slave)
-					bond->curr_active_slave->jiffies =
-						jiffies;
-
-				write_unlock_bh(&bond->curr_slave_lock);
-
 				bond->current_arp_slave = NULL;
-
-			} else if (slave->state == BOND_STATE_BACKUP) {
-				pr_info(DRV_NAME
-				       ": %s: backup interface %s is now down\n",
-				       bond->dev->name, slave->dev->name);
-
-				bond_set_slave_inactive_flags(slave);
+				goto do_failover;
 			}
-			break;
+
+			continue;
 
 		default:
 			pr_err(DRV_NAME
 			       ": %s: impossible: new_link %d on slave %s\n",
 			       bond->dev->name, slave->new_link,
 			       slave->dev->name);
+			continue;
 		}
-	}
 
-	/*
-	 * No race with changes to primary via sysfs, as we hold rtnl.
-	 */
-	if (bond->primary_slave &&
-	    (bond->primary_slave != bond->curr_active_slave) &&
-	    (bond->primary_slave->link == BOND_LINK_UP)) {
+do_failover:
+		ASSERT_RTNL();
 		write_lock_bh(&bond->curr_slave_lock);
-		bond_change_active_slave(bond, bond->primary_slave);
+		bond_select_active_slave(bond);
 		write_unlock_bh(&bond->curr_slave_lock);
 	}
 

drivers/net/can/vcan.c

@@ -80,7 +80,7 @@ static void vcan_rx(struct sk_buff *skb, struct net_device *dev)
 	skb->dev       = dev;
 	skb->ip_summed = CHECKSUM_UNNECESSARY;
 
-	netif_rx(skb);
+	netif_rx_ni(skb);
 }
 
 static netdev_tx_t vcan_tx(struct sk_buff *skb, struct net_device *dev)

drivers/net/igb/e1000_82575.c

@@ -49,11 +49,10 @@ static s32  igb_read_phy_reg_sgmii_82575(struct e1000_hw *, u32, u16 *);
 static s32  igb_reset_hw_82575(struct e1000_hw *);
 static s32  igb_set_d0_lplu_state_82575(struct e1000_hw *, bool);
 static s32  igb_setup_copper_link_82575(struct e1000_hw *);
-static s32  igb_setup_fiber_serdes_link_82575(struct e1000_hw *);
+static s32  igb_setup_serdes_link_82575(struct e1000_hw *);
 static s32  igb_write_phy_reg_sgmii_82575(struct e1000_hw *, u32, u16);
 static void igb_clear_hw_cntrs_82575(struct e1000_hw *);
 static s32  igb_acquire_swfw_sync_82575(struct e1000_hw *, u16);
-static void igb_configure_pcs_link_82575(struct e1000_hw *);
 static s32  igb_get_pcs_speed_and_duplex_82575(struct e1000_hw *, u16 *,
 						 u16 *);
 static s32  igb_get_phy_id_82575(struct e1000_hw *);
@@ -105,16 +104,20 @@ static s32 igb_get_invariants_82575(struct e1000_hw *hw)
 	dev_spec->sgmii_active = false;
 
 	ctrl_ext = rd32(E1000_CTRL_EXT);
-	if ((ctrl_ext & E1000_CTRL_EXT_LINK_MODE_MASK) ==
-	    E1000_CTRL_EXT_LINK_MODE_PCIE_SERDES) {
-		hw->phy.media_type = e1000_media_type_internal_serdes;
-		ctrl_ext |= E1000_CTRL_I2C_ENA;
-	} else if (ctrl_ext & E1000_CTRL_EXT_LINK_MODE_SGMII) {
+	switch (ctrl_ext & E1000_CTRL_EXT_LINK_MODE_MASK) {
+	case E1000_CTRL_EXT_LINK_MODE_SGMII:
 		dev_spec->sgmii_active = true;
 		ctrl_ext |= E1000_CTRL_I2C_ENA;
-	} else {
+		break;
+	case E1000_CTRL_EXT_LINK_MODE_PCIE_SERDES:
+		hw->phy.media_type = e1000_media_type_internal_serdes;
+		ctrl_ext |= E1000_CTRL_I2C_ENA;
+		break;
+	default:
 		ctrl_ext &= ~E1000_CTRL_I2C_ENA;
+		break;
 	}
+
 	wr32(E1000_CTRL_EXT, ctrl_ext);
 
 	/* Set mta register count */
@@ -134,7 +137,7 @@ static s32 igb_get_invariants_82575(struct e1000_hw *hw)
 	mac->ops.setup_physical_interface =
 		(hw->phy.media_type == e1000_media_type_copper)
 			? igb_setup_copper_link_82575
-			: igb_setup_fiber_serdes_link_82575;
+			: igb_setup_serdes_link_82575;
 
 	/* NVM initialization */
 	eecd = rd32(E1000_EECD);
@@ -379,6 +382,7 @@ static s32 igb_get_phy_id_82575(struct e1000_hw *hw)
 	struct e1000_phy_info *phy = &hw->phy;
 	s32  ret_val = 0;
 	u16 phy_id;
+	u32 ctrl_ext;
 
 	/*
 	 * For SGMII PHYs, we try the list of possible addresses until
@@ -393,6 +397,12 @@ static s32 igb_get_phy_id_82575(struct e1000_hw *hw)
 		goto out;
 	}
 
+	/* Power on sgmii phy if it is disabled */
+	ctrl_ext = rd32(E1000_CTRL_EXT);
+	wr32(E1000_CTRL_EXT, ctrl_ext & ~E1000_CTRL_EXT_SDP3_DATA);
+	wrfl();
+	msleep(300);
+
 	/*
 	 * The address field in the I2CCMD register is 3 bits and 0 is invalid.
 	 * Therefore, we need to test 1-7
@@ -418,9 +428,12 @@ static s32 igb_get_phy_id_82575(struct e1000_hw *hw)
 		phy->addr = 0;
 		ret_val = -E1000_ERR_PHY;
 		goto out;
+	} else {
+		ret_val = igb_get_phy_id(hw);
 	}
 
-	ret_val = igb_get_phy_id(hw);
+	/* restore previous sfp cage power state */
+	wr32(E1000_CTRL_EXT, ctrl_ext);
 
 out:
 	return ret_val;
@@ -766,17 +779,18 @@ static s32 igb_get_pcs_speed_and_duplex_82575(struct e1000_hw *hw, u16 *speed,
 }
 
 /**
- *  igb_shutdown_fiber_serdes_link_82575 - Remove link during power down
+ *  igb_shutdown_serdes_link_82575 - Remove link during power down
  *  @hw: pointer to the HW structure
  *
  *  In the case of fiber serdes, shut down optics and PCS on driver unload
  *  when management pass thru is not enabled.
  **/
-void igb_shutdown_fiber_serdes_link_82575(struct e1000_hw *hw)
+void igb_shutdown_serdes_link_82575(struct e1000_hw *hw)
 {
 	u32 reg;
 
-	if (hw->phy.media_type != e1000_media_type_internal_serdes)
+	if (hw->phy.media_type != e1000_media_type_internal_serdes ||
+	    igb_sgmii_active_82575(hw))
 		return;
 
 	/* if the management interface is not enabled, then power down */
@@ -788,7 +802,7 @@ void igb_shutdown_fiber_serdes_link_82575(struct e1000_hw *hw)
 
 		/* shutdown the laser */
 		reg = rd32(E1000_CTRL_EXT);
-		reg |= E1000_CTRL_EXT_SDP7_DATA;
+		reg |= E1000_CTRL_EXT_SDP3_DATA;
 		wr32(E1000_CTRL_EXT, reg);
 
 		/* flush the write to verify completion */
@@ -927,6 +941,17 @@ static s32 igb_setup_copper_link_82575(struct e1000_hw *hw)
 	ctrl &= ~(E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX);
 	wr32(E1000_CTRL, ctrl);
 
+	ret_val = igb_setup_serdes_link_82575(hw);
+	if (ret_val)
+		goto out;
+
+	if (igb_sgmii_active_82575(hw) && !hw->phy.reset_disable) {
+		ret_val = hw->phy.ops.reset(hw);
+		if (ret_val) {
+			hw_dbg("Error resetting the PHY.\n");
+			goto out;
+		}
+	}
 	switch (hw->phy.type) {
 	case e1000_phy_m88:
 		ret_val = igb_copper_link_setup_m88(hw);
@@ -963,8 +988,6 @@ static s32 igb_setup_copper_link_82575(struct e1000_hw *hw)
 		}
 	}
 
-	igb_configure_pcs_link_82575(hw);
-
 	/*
 	 * Check link status. Wait up to 100 microseconds for link to become
 	 * valid.
@@ -987,14 +1010,18 @@ out:
 }
 
 /**
- *  igb_setup_fiber_serdes_link_82575 - Setup link for fiber/serdes
+ *  igb_setup_serdes_link_82575 - Setup link for fiber/serdes
  *  @hw: pointer to the HW structure
  *
  *  Configures speed and duplex for fiber and serdes links.
  **/
-static s32 igb_setup_fiber_serdes_link_82575(struct e1000_hw *hw)
+static s32 igb_setup_serdes_link_82575(struct e1000_hw *hw)
 {
-	u32 reg;
+	u32 ctrl_reg, reg;
+
+	if ((hw->phy.media_type != e1000_media_type_internal_serdes) &&
+	    !igb_sgmii_active_82575(hw))
+		return 0;
 
 	/*
 	 * On the 82575, SerDes loopback mode persists until it is
@@ -1004,26 +1031,38 @@ static s32 igb_setup_fiber_serdes_link_82575(struct e1000_hw *hw)
 	 */
 	wr32(E1000_SCTL, E1000_SCTL_DISABLE_SERDES_LOOPBACK);
 
-	/* Force link up, set 1gb, set both sw defined pins */
-	reg = rd32(E1000_CTRL);
-	reg |= E1000_CTRL_SLU |
-	       E1000_CTRL_SPD_1000 |
-	       E1000_CTRL_FRCSPD |
-	       E1000_CTRL_SWDPIN0 |
-	       E1000_CTRL_SWDPIN1;
-	wr32(E1000_CTRL, reg);
+	/* power on the sfp cage if present */
+	reg = rd32(E1000_CTRL_EXT);
+	reg &= ~E1000_CTRL_EXT_SDP3_DATA;
+	wr32(E1000_CTRL_EXT, reg);
 
-	/* Power on phy for 82576 fiber adapters */
-	if (hw->mac.type == e1000_82576) {
-		reg = rd32(E1000_CTRL_EXT);
-		reg &= ~E1000_CTRL_EXT_SDP7_DATA;
-		wr32(E1000_CTRL_EXT, reg);
+	ctrl_reg = rd32(E1000_CTRL);
+	ctrl_reg |= E1000_CTRL_SLU;
+
+	if (hw->mac.type == e1000_82575 || hw->mac.type == e1000_82576) {
+		/* set both sw defined pins */
+		ctrl_reg |= E1000_CTRL_SWDPIN0 | E1000_CTRL_SWDPIN1;
+
+		/* Set switch control to serdes energy detect */
+		reg = rd32(E1000_CONNSW);
+		reg |= E1000_CONNSW_ENRGSRC;
+		wr32(E1000_CONNSW, reg);
 	}
 
-	/* Set switch control to serdes energy detect */
-	reg = rd32(E1000_CONNSW);
-	reg |= E1000_CONNSW_ENRGSRC;
-	wr32(E1000_CONNSW, reg);
+	reg = rd32(E1000_PCS_LCTL);
+
+	if (igb_sgmii_active_82575(hw)) {
+		/* allow time for SFP cage to power up phy */
+		msleep(300);
+
+		/* AN time out should be disabled for SGMII mode */
+		reg &= ~(E1000_PCS_LCTL_AN_TIMEOUT);
+	} else {
+		ctrl_reg |= E1000_CTRL_SPD_1000 | E1000_CTRL_FRCSPD |
+		            E1000_CTRL_FD | E1000_CTRL_FRCDPX;
+	}
+
+	wr32(E1000_CTRL, ctrl_reg);
 
 	/*
 	 * New SerDes mode allows for forcing speed or autonegotiating speed
@@ -1031,12 +1070,21 @@ static s32 igb_setup_fiber_serdes_link_82575(struct e1000_hw *hw)
 	 * mode that will be compatible with older link partners and switches.
 	 * However, both are supported by the hardware and some drivers/tools.
 	 */
-	reg = rd32(E1000_PCS_LCTL);
 
 	reg &= ~(E1000_PCS_LCTL_AN_ENABLE | E1000_PCS_LCTL_FLV_LINK_UP |
 		E1000_PCS_LCTL_FSD | E1000_PCS_LCTL_FORCE_LINK);
 
-	if (hw->mac.autoneg) {
+	/*
+	 * We force flow control to prevent the CTRL register values from being
+	 * overwritten by the autonegotiated flow control values
+	 */
+	reg |= E1000_PCS_LCTL_FORCE_FCTRL;
+
+	/*
+	 * we always set sgmii to autoneg since it is the phy that will be
+	 * forcing the link and the serdes is just a go-between
+	 */
+	if (hw->mac.autoneg || igb_sgmii_active_82575(hw)) {
 		/* Set PCS register for autoneg */
 		reg |= E1000_PCS_LCTL_FSV_1000 |      /* Force 1000    */
 		       E1000_PCS_LCTL_FDV_FULL |      /* SerDes Full duplex */
@@ -1053,77 +1101,14 @@ static s32 igb_setup_fiber_serdes_link_82575(struct e1000_hw *hw)
 		hw_dbg("Configuring Forced Link; PCS_LCTL = 0x%08X\n", reg);
 	}
 
-	if (hw->mac.type == e1000_82576) {
-		reg |= E1000_PCS_LCTL_FORCE_FCTRL;
-		igb_force_mac_fc(hw);
-	}
-
 	wr32(E1000_PCS_LCTL, reg);
 
+	if (!igb_sgmii_active_82575(hw))
+		igb_force_mac_fc(hw);
+
 	return 0;
 }
 
-/**
- *  igb_configure_pcs_link_82575 - Configure PCS link
- *  @hw: pointer to the HW structure
- *
- *  Configure the physical coding sub-layer (PCS) link.  The PCS link is
- *  only used on copper connections where the serialized gigabit media
- *  independent interface (sgmii) is being used.  Configures the link
- *  for auto-negotiation or forces speed/duplex.
- **/
-static void igb_configure_pcs_link_82575(struct e1000_hw *hw)
-{
-	struct e1000_mac_info *mac = &hw->mac;
-	u32 reg = 0;
-
-	if (hw->phy.media_type != e1000_media_type_copper ||
-	    !(igb_sgmii_active_82575(hw)))
-		return;
-
-	/* For SGMII, we need to issue a PCS autoneg restart */
-	reg = rd32(E1000_PCS_LCTL);
-
-	/* AN time out should be disabled for SGMII mode */
-	reg &= ~(E1000_PCS_LCTL_AN_TIMEOUT);
-
-	if (mac->autoneg) {
-		/* Make sure forced speed and force link are not set */
-		reg &= ~(E1000_PCS_LCTL_FSD | E1000_PCS_LCTL_FORCE_LINK);
-
-		/*
-		 * The PHY should be setup prior to calling this function.
-		 * All we need to do is restart autoneg and enable autoneg.
-		 */
-		reg |= E1000_PCS_LCTL_AN_RESTART | E1000_PCS_LCTL_AN_ENABLE;
-	} else {
-		/* Set PCS register for forced speed */
-
-		/* Turn off bits for full duplex, speed, and autoneg */
-		reg &= ~(E1000_PCS_LCTL_FSV_1000 |
-			 E1000_PCS_LCTL_FSV_100 |
-			 E1000_PCS_LCTL_FDV_FULL |
-			 E1000_PCS_LCTL_AN_ENABLE);
-
-		/* Check for duplex first */
-		if (mac->forced_speed_duplex & E1000_ALL_FULL_DUPLEX)
-			reg |= E1000_PCS_LCTL_FDV_FULL;
-
-		/* Now set speed */
-		if (mac->forced_speed_duplex & E1000_ALL_100_SPEED)
-			reg |= E1000_PCS_LCTL_FSV_100;
-
-		/* Force speed and force link */
-		reg |= E1000_PCS_LCTL_FSD |
-		       E1000_PCS_LCTL_FORCE_LINK |
-		       E1000_PCS_LCTL_FLV_LINK_UP;
-
-		hw_dbg("Wrote 0x%08X to PCS_LCTL to configure forced link\n",
-		       reg);
-	}
-	wr32(E1000_PCS_LCTL, reg);
-}
-
 /**
  *  igb_sgmii_active_82575 - Return sgmii state
  *  @hw: pointer to the HW structure
@@ -1248,7 +1233,8 @@ static void igb_clear_hw_cntrs_82575(struct e1000_hw *hw)
 	temp = rd32(E1000_LENERRS);
 
 	/* This register should not be read in copper configurations */
-	if (hw->phy.media_type == e1000_media_type_internal_serdes)
+	if (hw->phy.media_type == e1000_media_type_internal_serdes ||
+	    igb_sgmii_active_82575(hw))
 		temp = rd32(E1000_SCVPC);
 }
 

drivers/net/igb/e1000_82575.h

@@ -28,7 +28,7 @@
 #ifndef _E1000_82575_H_
 #define _E1000_82575_H_
 
-extern void igb_shutdown_fiber_serdes_link_82575(struct e1000_hw *hw);
+extern void igb_shutdown_serdes_link_82575(struct e1000_hw *hw);
 extern void igb_rx_fifo_flush_82575(struct e1000_hw *hw);
 
 #define ID_LED_DEFAULT_82575_SERDES ((ID_LED_DEF1_DEF2 << 12) | \

drivers/net/igb/e1000_defines.h

@@ -44,7 +44,7 @@
 #define E1000_WUFC_BC   0x00000010 /* Broadcast Wakeup Enable */
 
 /* Extended Device Control */
-#define E1000_CTRL_EXT_SDP7_DATA 0x00000080 /* Value of SW Defineable Pin 7 */
+#define E1000_CTRL_EXT_SDP3_DATA 0x00000080 /* Value of SW Defineable Pin 3 */
 /* Physical Func Reset Done Indication */
 #define E1000_CTRL_EXT_PFRSTD    0x00004000
 #define E1000_CTRL_EXT_LINK_MODE_MASK 0x00C00000

drivers/net/igb/e1000_phy.c

@@ -1565,9 +1565,12 @@ out:
  **/
 s32 igb_phy_sw_reset(struct e1000_hw *hw)
 {
-	s32 ret_val;
+	s32 ret_val = 0;
 	u16 phy_ctrl;
 
+	if (!(hw->phy.ops.read_reg))
+		goto out;
+
 	ret_val = hw->phy.ops.read_reg(hw, PHY_CONTROL, &phy_ctrl);
 	if (ret_val)
 		goto out;

drivers/net/igb/igb_main.c

@@ -5320,7 +5320,7 @@ static int __igb_shutdown(struct pci_dev *pdev, bool *enable_wake)
 
 	*enable_wake = wufc || adapter->en_mng_pt;
 	if (!*enable_wake)
-		igb_shutdown_fiber_serdes_link_82575(hw);
+		igb_shutdown_serdes_link_82575(hw);
 
 	/* Release control of h/w to f/w.  If f/w is AMT enabled, this
 	 * would have already happened in close and is redundant. */

drivers/net/ixgbe/ixgbe_82598.c

@@ -322,14 +322,16 @@ static enum ixgbe_media_type ixgbe_get_media_type_82598(struct ixgbe_hw *hw)
 		break;
 	case IXGBE_DEV_ID_82598AF_DUAL_PORT:
 	case IXGBE_DEV_ID_82598AF_SINGLE_PORT:
-	case IXGBE_DEV_ID_82598EB_CX4:
-	case IXGBE_DEV_ID_82598_CX4_DUAL_PORT:
 	case IXGBE_DEV_ID_82598_DA_DUAL_PORT:
 	case IXGBE_DEV_ID_82598_SR_DUAL_PORT_EM:
 	case IXGBE_DEV_ID_82598EB_XF_LR:
 	case IXGBE_DEV_ID_82598EB_SFP_LOM:
 		media_type = ixgbe_media_type_fiber;
 		break;
+	case IXGBE_DEV_ID_82598EB_CX4:
+	case IXGBE_DEV_ID_82598_CX4_DUAL_PORT:
+		media_type = ixgbe_media_type_cx4;
+		break;
 	case IXGBE_DEV_ID_82598AT:
 	case IXGBE_DEV_ID_82598AT2:
 		media_type = ixgbe_media_type_copper;

drivers/net/ixgbe/ixgbe_82599.c

@@ -337,6 +337,9 @@ static enum ixgbe_media_type ixgbe_get_media_type_82599(struct ixgbe_hw *hw)
 	case IXGBE_DEV_ID_82599_SFP:
 		media_type = ixgbe_media_type_fiber;
 		break;
+	case IXGBE_DEV_ID_82599_CX4:
+		media_type = ixgbe_media_type_cx4;
+		break;
 	default:
 		media_type = ixgbe_media_type_unknown;
 		break;

drivers/net/ixgbe/ixgbe_main.c

@@ -97,6 +97,8 @@ static struct pci_device_id ixgbe_pci_tbl[] = {
 	 board_82599 },
 	{PCI_VDEVICE(INTEL, IXGBE_DEV_ID_82599_SFP),
 	 board_82599 },
+	{PCI_VDEVICE(INTEL, IXGBE_DEV_ID_82599_CX4),
+	 board_82599 },
 
 	/* required last entry */
 	{0, }
@@ -2055,6 +2057,8 @@ static void ixgbe_configure_rx(struct ixgbe_adapter *adapter)
 
 		if (adapter->flags & IXGBE_FLAG_RX_PS_ENABLED)
 			rx_ring->flags |= IXGBE_RING_RX_PS_ENABLED;
+		else
+			rx_ring->flags &= ~IXGBE_RING_RX_PS_ENABLED;
 
 #ifdef IXGBE_FCOE
 		if (netdev->features & NETIF_F_FCOE_MTU) {

drivers/net/ixgbe/ixgbe_type.h

@@ -49,6 +49,7 @@
 #define IXGBE_DEV_ID_82598_SR_DUAL_PORT_EM      0x10E1
 #define IXGBE_DEV_ID_82598EB_XF_LR       0x10F4
 #define IXGBE_DEV_ID_82599_KX4           0x10F7
+#define IXGBE_DEV_ID_82599_CX4           0x10F9
 #define IXGBE_DEV_ID_82599_SFP           0x10FB
 #define IXGBE_DEV_ID_82599_XAUI_LOM      0x10FC
 
@@ -2143,6 +2144,7 @@ enum ixgbe_media_type {
 	ixgbe_media_type_fiber,
 	ixgbe_media_type_copper,
 	ixgbe_media_type_backplane,
+	ixgbe_media_type_cx4,
 	ixgbe_media_type_virtual
 };
 

drivers/net/mlx4/catas.c

@@ -96,12 +96,17 @@ static void catas_reset(struct work_struct *work)
 	spin_unlock_irq(&catas_lock);
 
 	list_for_each_entry_safe(priv, tmppriv, &tlist, catas_err.list) {
+		struct pci_dev *pdev = priv->dev.pdev;
+
 		ret = mlx4_restart_one(priv->dev.pdev);
-		dev = &priv->dev;
+		/* 'priv' now is not valid */
 		if (ret)
-			mlx4_err(dev, "Reset failed (%d)\n", ret);
-		else
+			printk(KERN_ERR "mlx4 %s: Reset failed (%d)\n",
+				pci_name(pdev), ret);
+		else {
+			dev  = pci_get_drvdata(pdev);
 			mlx4_dbg(dev, "Reset succeeded\n");
+		}
 	}
 }
 

drivers/net/pcmcia/pcnet_cs.c

@@ -1750,11 +1750,11 @@ static struct pcmcia_device_id pcnet_ids[] = {
 	PCMCIA_DEVICE_PROD_ID2("EN-6200P2", 0xa996d078),
 	/* too generic! */
 	/* PCMCIA_DEVICE_PROD_ID12("PCMCIA", "10/100 Ethernet Card", 0x281f1c5d, 0x11b0ffc0), */
-	PCMCIA_PFC_DEVICE_CIS_PROD_ID12(0, "PCMCIA", "EN2218-LAN/MODEM", 0x281f1c5d, 0x570f348e, "PCMLM28.cis"),
-	PCMCIA_PFC_DEVICE_CIS_PROD_ID12(0, "PCMCIA", "UE2218-LAN/MODEM", 0x281f1c5d, 0x6fdcacee, "PCMLM28.cis"),
-	PCMCIA_PFC_DEVICE_CIS_PROD_ID12(0, "Psion Dacom", "Gold Card V34 Ethernet", 0xf5f025c2, 0x338e8155, "PCMLM28.cis"),
-	PCMCIA_PFC_DEVICE_CIS_PROD_ID12(0, "Psion Dacom", "Gold Card V34 Ethernet GSM", 0xf5f025c2, 0x4ae85d35, "PCMLM28.cis"),
-	PCMCIA_PFC_DEVICE_CIS_PROD_ID12(0, "LINKSYS", "PCMLM28", 0xf7cb0b07, 0x66881874, "PCMLM28.cis"),
+	PCMCIA_PFC_DEVICE_CIS_PROD_ID12(0, "PCMCIA", "EN2218-LAN/MODEM", 0x281f1c5d, 0x570f348e, "cis/PCMLM28.cis"),
+	PCMCIA_PFC_DEVICE_CIS_PROD_ID12(0, "PCMCIA", "UE2218-LAN/MODEM", 0x281f1c5d, 0x6fdcacee, "cis/PCMLM28.cis"),
+	PCMCIA_PFC_DEVICE_CIS_PROD_ID12(0, "Psion Dacom", "Gold Card V34 Ethernet", 0xf5f025c2, 0x338e8155, "cis/PCMLM28.cis"),
+	PCMCIA_PFC_DEVICE_CIS_PROD_ID12(0, "Psion Dacom", "Gold Card V34 Ethernet GSM", 0xf5f025c2, 0x4ae85d35, "cis/PCMLM28.cis"),
+	PCMCIA_PFC_DEVICE_CIS_PROD_ID12(0, "LINKSYS", "PCMLM28", 0xf7cb0b07, 0x66881874, "cis/PCMLM28.cis"),
 	PCMCIA_MFC_DEVICE_CIS_PROD_ID12(0, "DAYNA COMMUNICATIONS", "LAN AND MODEM MULTIFUNCTION", 0x8fdf8f89, 0xdd5ed9e8, "DP83903.cis"),
 	PCMCIA_MFC_DEVICE_CIS_PROD_ID4(0, "NSC MF LAN/Modem", 0x58fc6056, "DP83903.cis"),
 	PCMCIA_MFC_DEVICE_CIS_MANF_CARD(0, 0x0175, 0x0000, "DP83903.cis"),