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: (63 commits)
  drivers/net/usb/asix.c: Fix pointer cast.
  be2net: Bug fix to avoid disabling bottom half during firmware upgrade.
  proc_dointvec: write a single value
  hso: add support for new products
  Phonet: fix potential use-after-free in pep_sock_close()
  ath9k: remove VEOL support for ad-hoc
  ath9k: change beacon allocation to prefer the first beacon slot
  sock.h: fix kernel-doc warning
  cls_cgroup: Fix build error when built-in
  macvlan: do proper cleanup in macvlan_common_newlink() V2
  be2net: Bug fix in init code in probe
  net/dccp: expansion of error code size
  ath9k: Fix rx of mcast/bcast frames in PS mode with auto sleep
  wireless: fix sta_info.h kernel-doc warnings
  wireless: fix mac80211.h kernel-doc warnings
  iwlwifi: testing the wrong variable in iwl_add_bssid_station()
  ath9k_htc: rare leak in ath9k_hif_usb_alloc_tx_urbs()
  ath9k_htc: dereferencing before check in hif_usb_tx_cb()
  rt2x00: Fix rt2800usb TX descriptor writing.
  rt2x00: Fix failed SLEEP->AWAKE and AWAKE->SLEEP transitions.
  ...

43 files changed, 341 insertions, 150 deletions

diff --git a/drivers/isdn/capi/kcapi.c b/drivers/isdn/capi/kcapi.c
index bd00dceacaf..bde3c88b8b2 100644
--- a/drivers/isdn/capi/kcapi.c
+++ b/drivers/isdn/capi/kcapi.c
@@ -1147,6 +1147,12 @@ load_unlock_out:
 		if (ctr->state == CAPI_CTR_DETECTED)
 			goto reset_unlock_out;
 
+		if (ctr->reset_ctr == NULL) {
+			printk(KERN_DEBUG "kcapi: reset: no reset function\n");
+			retval = -ESRCH;
+			goto reset_unlock_out;
+		}
+
 		ctr->reset_ctr(ctr);
 
 		retval = wait_on_ctr_state(ctr, CAPI_CTR_DETECTED);
diff --git a/drivers/isdn/gigaset/capi.c b/drivers/isdn/gigaset/capi.c
index ac4cfeed394..8f78f15c8ef 100644
--- a/drivers/isdn/gigaset/capi.c
+++ b/drivers/isdn/gigaset/capi.c
@@ -922,30 +922,6 @@ void gigaset_isdn_stop(struct cardstate *cs)
  */
 
 /*
- * load firmware
- */
-static int gigaset_load_firmware(struct capi_ctr *ctr, capiloaddata *data)
-{
-	struct cardstate *cs = ctr->driverdata;
-
-	/* AVM specific operation, not needed for Gigaset -- ignore */
-	dev_notice(cs->dev, "load_firmware ignored\n");
-
-	return 0;
-}
-
-/*
- * reset (deactivate) controller
- */
-static void gigaset_reset_ctr(struct capi_ctr *ctr)
-{
-	struct cardstate *cs = ctr->driverdata;
-
-	/* AVM specific operation, not needed for Gigaset -- ignore */
-	dev_notice(cs->dev, "reset_ctr ignored\n");
-}
-
-/*
  * register CAPI application
  */
 static void gigaset_register_appl(struct capi_ctr *ctr, u16 appl,
@@ -2202,8 +2178,8 @@ int gigaset_isdn_regdev(struct cardstate *cs, const char *isdnid)
 	iif->ctr.driverdata    = cs;
 	strncpy(iif->ctr.name, isdnid, sizeof(iif->ctr.name));
 	iif->ctr.driver_name   = "gigaset";
-	iif->ctr.load_firmware = gigaset_load_firmware;
-	iif->ctr.reset_ctr     = gigaset_reset_ctr;
+	iif->ctr.load_firmware = NULL;
+	iif->ctr.reset_ctr     = NULL;
 	iif->ctr.register_appl = gigaset_register_appl;
 	iif->ctr.release_appl  = gigaset_release_appl;
 	iif->ctr.send_message  = gigaset_send_message;
diff --git a/drivers/net/benet/be.h b/drivers/net/benet/be.h
index 373c1a56347..b46be490cd2 100644
--- a/drivers/net/benet/be.h
+++ b/drivers/net/benet/be.h
@@ -283,6 +283,8 @@ struct be_adapter {
 	u8 port_type;
 	u8 transceiver;
 	u8 generation;		/* BladeEngine ASIC generation */
+	u32 flash_status;
+	struct completion flash_compl;
 
 	bool sriov_enabled;
 	u32 vf_if_handle[BE_MAX_VF];
diff --git a/drivers/net/benet/be_cmds.c b/drivers/net/benet/be_cmds.c
index e79bf8b9af3..c911bfb55b1 100644
--- a/drivers/net/benet/be_cmds.c
+++ b/drivers/net/benet/be_cmds.c
@@ -59,6 +59,13 @@ static int be_mcc_compl_process(struct be_adapter *adapter,
 
 	compl_status = (compl->status >> CQE_STATUS_COMPL_SHIFT) &
 				CQE_STATUS_COMPL_MASK;
+
+	if ((compl->tag0 == OPCODE_COMMON_WRITE_FLASHROM) &&
+		(compl->tag1 == CMD_SUBSYSTEM_COMMON)) {
+		adapter->flash_status = compl_status;
+		complete(&adapter->flash_compl);
+	}
+
 	if (compl_status == MCC_STATUS_SUCCESS) {
 		if (compl->tag0 == OPCODE_ETH_GET_STATISTICS) {
 			struct be_cmd_resp_get_stats *resp =
@@ -1417,6 +1424,7 @@ int be_cmd_write_flashrom(struct be_adapter *adapter, struct be_dma_mem *cmd,
 	int status;
 
 	spin_lock_bh(&adapter->mcc_lock);
+	adapter->flash_status = 0;
 
 	wrb = wrb_from_mccq(adapter);
 	if (!wrb) {
@@ -1428,6 +1436,7 @@ int be_cmd_write_flashrom(struct be_adapter *adapter, struct be_dma_mem *cmd,
 
 	be_wrb_hdr_prepare(wrb, cmd->size, false, 1,
 			OPCODE_COMMON_WRITE_FLASHROM);
+	wrb->tag1 = CMD_SUBSYSTEM_COMMON;
 
 	be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
 		OPCODE_COMMON_WRITE_FLASHROM, cmd->size);
@@ -1439,10 +1448,16 @@ int be_cmd_write_flashrom(struct be_adapter *adapter, struct be_dma_mem *cmd,
 	req->params.op_code = cpu_to_le32(flash_opcode);
 	req->params.data_buf_size = cpu_to_le32(buf_size);
 
-	status = be_mcc_notify_wait(adapter);
+	be_mcc_notify(adapter);
+	spin_unlock_bh(&adapter->mcc_lock);
+
+	if (!wait_for_completion_timeout(&adapter->flash_compl,
+			msecs_to_jiffies(12000)))
+		status = -1;
+	else
+		status = adapter->flash_status;
 
 err:
-	spin_unlock_bh(&adapter->mcc_lock);
 	return status;
 }
 
diff --git a/drivers/net/benet/be_main.c b/drivers/net/benet/be_main.c
index 058d7f95f5a..aa065c71ddd 100644
--- a/drivers/net/benet/be_main.c
+++ b/drivers/net/benet/be_main.c
@@ -2319,6 +2319,7 @@ static int be_ctrl_init(struct be_adapter *adapter)
 	spin_lock_init(&adapter->mcc_lock);
 	spin_lock_init(&adapter->mcc_cq_lock);
 
+	init_completion(&adapter->flash_compl);
 	pci_save_state(adapter->pdev);
 	return 0;
 
@@ -2487,10 +2488,6 @@ static int __devinit be_probe(struct pci_dev *pdev,
 		status = be_cmd_POST(adapter);
 		if (status)
 			goto ctrl_clean;
-
-		status = be_cmd_reset_function(adapter);
-		if (status)
-			goto ctrl_clean;
 	}
 
 	/* tell fw we're ready to fire cmds */
@@ -2498,6 +2495,12 @@ static int __devinit be_probe(struct pci_dev *pdev,
 	if (status)
 		goto ctrl_clean;
 
+	if (be_physfn(adapter)) {
+		status = be_cmd_reset_function(adapter);
+		if (status)
+			goto ctrl_clean;
+	}
+
 	status = be_stats_init(adapter);
 	if (status)
 		goto ctrl_clean;
diff --git a/drivers/net/bfin_mac.c b/drivers/net/bfin_mac.c
index 39a54bad397..368f33313fb 100644
--- a/drivers/net/bfin_mac.c
+++ b/drivers/net/bfin_mac.c
@@ -1626,6 +1626,7 @@ static int __devinit bfin_mii_bus_probe(struct platform_device *pdev)
 	return 0;
 
 out_err_mdiobus_register:
+	kfree(miibus->irq);
 	mdiobus_free(miibus);
 out_err_alloc:
 	peripheral_free_list(pin_req);
@@ -1638,6 +1639,7 @@ static int __devexit bfin_mii_bus_remove(struct platform_device *pdev)
 	struct mii_bus *miibus = platform_get_drvdata(pdev);
 	platform_set_drvdata(pdev, NULL);
 	mdiobus_unregister(miibus);
+	kfree(miibus->irq);
 	mdiobus_free(miibus);
 	peripheral_free_list(pin_req);
 	return 0;
diff --git a/drivers/net/can/sja1000/sja1000.c b/drivers/net/can/sja1000/sja1000.c
index 85f7cbfe8e5..0a8de01d52f 100644
--- a/drivers/net/can/sja1000/sja1000.c
+++ b/drivers/net/can/sja1000/sja1000.c
@@ -599,6 +599,8 @@ struct net_device *alloc_sja1000dev(int sizeof_priv)
 	priv->can.ctrlmode_supported = CAN_CTRLMODE_3_SAMPLES |
 		CAN_CTRLMODE_BERR_REPORTING;
 
+	spin_lock_init(&priv->cmdreg_lock);
+
 	if (sizeof_priv)
 		priv->priv = (void *)priv + sizeof(struct sja1000_priv);
 
diff --git a/drivers/net/enic/enic_main.c b/drivers/net/enic/enic_main.c
index e125113759a..6586b5c7e4b 100644
--- a/drivers/net/enic/enic_main.c
+++ b/drivers/net/enic/enic_main.c
@@ -1034,9 +1034,10 @@ static int enic_set_port_profile(struct enic *enic, u8 request, u8 *mac,
 {
 	struct vic_provinfo *vp;
 	u8 oui[3] = VIC_PROVINFO_CISCO_OUI;
-	unsigned short *uuid;
+	u8 *uuid;
 	char uuid_str[38];
-	static char *uuid_fmt = "%04X%04X-%04X-%04X-%04X-%04X%04X%04X";
+	static char *uuid_fmt = "%02X%02X%02X%02X-%02X%02X-%02X%02X-"
+		"%02X%02X-%02X%02X%02X%02X%0X%02X";
 	int err;
 
 	if (!name)
@@ -1058,20 +1059,24 @@ static int enic_set_port_profile(struct enic *enic, u8 request, u8 *mac,
 		ETH_ALEN, mac);
 
 	if (instance_uuid) {
-		uuid = (unsigned short *)instance_uuid;
+		uuid = instance_uuid;
 		sprintf(uuid_str, uuid_fmt,
-			uuid[0], uuid[1], uuid[2], uuid[3],
-			uuid[4], uuid[5], uuid[6], uuid[7]);
+			uuid[0],  uuid[1],  uuid[2],  uuid[3],
+			uuid[4],  uuid[5],  uuid[6],  uuid[7],
+			uuid[8],  uuid[9],  uuid[10], uuid[11],
+			uuid[12], uuid[13], uuid[14], uuid[15]);
 		vic_provinfo_add_tlv(vp,
 			VIC_LINUX_PROV_TLV_CLIENT_UUID_STR,
 			sizeof(uuid_str), uuid_str);
 	}
 
 	if (host_uuid) {
-		uuid = (unsigned short *)host_uuid;
+		uuid = host_uuid;
 		sprintf(uuid_str, uuid_fmt,
-			uuid[0], uuid[1], uuid[2], uuid[3],
-			uuid[4], uuid[5], uuid[6], uuid[7]);
+			uuid[0],  uuid[1],  uuid[2],  uuid[3],
+			uuid[4],  uuid[5],  uuid[6],  uuid[7],
+			uuid[8],  uuid[9],  uuid[10], uuid[11],
+			uuid[12], uuid[13], uuid[14], uuid[15]);
 		vic_provinfo_add_tlv(vp,
 			VIC_LINUX_PROV_TLV_HOST_UUID_STR,
 			sizeof(uuid_str), uuid_str);
@@ -1127,6 +1132,14 @@ static int enic_set_vf_port(struct net_device *netdev, int vf,
 	switch (request) {
 	case PORT_REQUEST_ASSOCIATE:
 
+		/* If the interface mac addr hasn't been assigned,
+		 * assign a random mac addr before setting port-
+		 * profile.
+		 */
+
+		if (is_zero_ether_addr(netdev->dev_addr))
+			random_ether_addr(netdev->dev_addr);
+
 		if (port[IFLA_PORT_PROFILE])
 			name = nla_data(port[IFLA_PORT_PROFILE]);
 
diff --git a/drivers/net/ethoc.c b/drivers/net/ethoc.c
index 14cbde5cf68..6ed2df14ec8 100644
--- a/drivers/net/ethoc.c
+++ b/drivers/net/ethoc.c
@@ -174,6 +174,7 @@ MODULE_PARM_DESC(buffer_size, "DMA buffer allocation size");
  * @iobase:	pointer to I/O memory region
  * @membase:	pointer to buffer memory region
  * @dma_alloc:	dma allocated buffer size
+ * @io_region_size:	I/O memory region size
  * @num_tx:	number of send buffers
  * @cur_tx:	last send buffer written
  * @dty_tx:	last buffer actually sent
@@ -193,6 +194,7 @@ struct ethoc {
 	void __iomem *iobase;
 	void __iomem *membase;
 	int dma_alloc;
+	resource_size_t io_region_size;
 
 	unsigned int num_tx;
 	unsigned int cur_tx;
@@ -943,6 +945,7 @@ static int ethoc_probe(struct platform_device *pdev)
 	priv = netdev_priv(netdev);
 	priv->netdev = netdev;
 	priv->dma_alloc = 0;
+	priv->io_region_size = mmio->end - mmio->start + 1;
 
 	priv->iobase = devm_ioremap_nocache(&pdev->dev, netdev->base_addr,
 			resource_size(mmio));
@@ -1047,20 +1050,34 @@ static int ethoc_probe(struct platform_device *pdev)
 	ret = register_netdev(netdev);
 	if (ret < 0) {
 		dev_err(&netdev->dev, "failed to register interface\n");
-		goto error;
+		goto error2;
 	}
 
 	goto out;
 
+error2:
+	netif_napi_del(&priv->napi);
 error:
 	mdiobus_unregister(priv->mdio);
 free_mdio:
 	kfree(priv->mdio->irq);
 	mdiobus_free(priv->mdio);
 free:
-	if (priv->dma_alloc)
-		dma_free_coherent(NULL, priv->dma_alloc, priv->membase,
-			netdev->mem_start);
+	if (priv) {
+		if (priv->dma_alloc)
+			dma_free_coherent(NULL, priv->dma_alloc, priv->membase,
+					  netdev->mem_start);
+		else if (priv->membase)
+			devm_iounmap(&pdev->dev, priv->membase);
+		if (priv->iobase)
+			devm_iounmap(&pdev->dev, priv->iobase);
+	}
+	if (mem)
+		devm_release_mem_region(&pdev->dev, mem->start,
+					mem->end - mem->start + 1);
+	if (mmio)
+		devm_release_mem_region(&pdev->dev, mmio->start,
+					mmio->end - mmio->start + 1);
 	free_netdev(netdev);
 out:
 	return ret;
@@ -1078,6 +1095,7 @@ static int ethoc_remove(struct platform_device *pdev)
 	platform_set_drvdata(pdev, NULL);
 
 	if (netdev) {
+		netif_napi_del(&priv->napi);
 		phy_disconnect(priv->phy);
 		priv->phy = NULL;
 
@@ -1089,6 +1107,14 @@ static int ethoc_remove(struct platform_device *pdev)
 		if (priv->dma_alloc)
 			dma_free_coherent(NULL, priv->dma_alloc, priv->membase,
 				netdev->mem_start);
+		else {
+			devm_iounmap(&pdev->dev, priv->membase);
+			devm_release_mem_region(&pdev->dev, netdev->mem_start,
+				netdev->mem_end - netdev->mem_start + 1);
+		}
+		devm_iounmap(&pdev->dev, priv->iobase);
+		devm_release_mem_region(&pdev->dev, netdev->base_addr,
+			priv->io_region_size);
 		unregister_netdev(netdev);
 		free_netdev(netdev);
 	}
diff --git a/drivers/net/fec.c b/drivers/net/fec.c
index 42d9ac9ba39..326465ffbb2 100644
--- a/drivers/net/fec.c
+++ b/drivers/net/fec.c
@@ -41,6 +41,7 @@
 #include <linux/clk.h>
 #include <linux/platform_device.h>
 #include <linux/phy.h>
+#include <linux/fec.h>
 
 #include <asm/cacheflush.h>
 
@@ -182,6 +183,7 @@ struct fec_enet_private {
 	struct  phy_device *phy_dev;
 	int     mii_timeout;
 	uint    phy_speed;
+	phy_interface_t	phy_interface;
 	int	index;
 	int	link;
 	int	full_duplex;
@@ -1191,6 +1193,21 @@ fec_restart(struct net_device *dev, int duplex)
 	/* Set MII speed */
 	writel(fep->phy_speed, fep->hwp + FEC_MII_SPEED);
 
+#ifdef FEC_MIIGSK_ENR
+	if (fep->phy_interface == PHY_INTERFACE_MODE_RMII) {
+		/* disable the gasket and wait */
+		writel(0, fep->hwp + FEC_MIIGSK_ENR);
+		while (readl(fep->hwp + FEC_MIIGSK_ENR) & 4)
+			udelay(1);
+
+		/* configure the gasket: RMII, 50 MHz, no loopback, no echo */
+		writel(1, fep->hwp + FEC_MIIGSK_CFGR);
+
+		/* re-enable the gasket */
+		writel(2, fep->hwp + FEC_MIIGSK_ENR);
+	}
+#endif
+
 	/* And last, enable the transmit and receive processing */
 	writel(2, fep->hwp + FEC_ECNTRL);
 	writel(0, fep->hwp + FEC_R_DES_ACTIVE);
@@ -1226,6 +1243,7 @@ static int __devinit
 fec_probe(struct platform_device *pdev)
 {
 	struct fec_enet_private *fep;
+	struct fec_platform_data *pdata;
 	struct net_device *ndev;
 	int i, irq, ret = 0;
 	struct resource *r;
@@ -1259,6 +1277,10 @@ fec_probe(struct platform_device *pdev)
 
 	platform_set_drvdata(pdev, ndev);
 
+	pdata = pdev->dev.platform_data;
+	if (pdata)
+		fep->phy_interface = pdata->phy;
+
 	/* This device has up to three irqs on some platforms */
 	for (i = 0; i < 3; i++) {
 		irq = platform_get_irq(pdev, i);
diff --git a/drivers/net/fec.h b/drivers/net/fec.h
index cc47f3f057c..2c48b25668d 100644
--- a/drivers/net/fec.h
+++ b/drivers/net/fec.h
@@ -43,6 +43,8 @@
 #define FEC_R_DES_START		0x180 /* Receive descriptor ring */
 #define FEC_X_DES_START		0x184 /* Transmit descriptor ring */
 #define FEC_R_BUFF_SIZE		0x188 /* Maximum receive buff size */
+#define FEC_MIIGSK_CFGR		0x300 /* MIIGSK Configuration reg */
+#define FEC_MIIGSK_ENR		0x308 /* MIIGSK Enable reg */
 
 #else
 
diff --git a/drivers/net/irda/bfin_sir.c b/drivers/net/irda/bfin_sir.c
index 911c082cee5..f940dfa1f7f 100644
--- a/drivers/net/irda/bfin_sir.c
+++ b/drivers/net/irda/bfin_sir.c
@@ -107,8 +107,12 @@ static int bfin_sir_set_speed(struct bfin_sir_port *port, int speed)
 	case 57600:
 	case 115200:
 
-		quot = (port->clk + (8 * speed)) / (16 * speed)\
-						- ANOMALY_05000230;
+		/*
+		 * IRDA is not affected by anomaly 05000230, so there is no
+		 * need to tweak the divisor like he UART driver (which will
+		 * slightly speed up the baud rate on us).
+		 */
+		quot = (port->clk + (8 * speed)) / (16 * speed);
 
 		do {
 			udelay(utime);
diff --git a/drivers/net/ixgbe/ixgbe.h b/drivers/net/ixgbe/ixgbe.h
index d0ea3d6dea9..ffae480587a 100644
--- a/drivers/net/ixgbe/ixgbe.h
+++ b/drivers/net/ixgbe/ixgbe.h
@@ -360,6 +360,7 @@ struct ixgbe_adapter {
 	u32 flags2;
 #define IXGBE_FLAG2_RSC_CAPABLE                 (u32)(1)
 #define IXGBE_FLAG2_RSC_ENABLED                 (u32)(1 << 1)
+#define IXGBE_FLAG2_TEMP_SENSOR_CAPABLE         (u32)(1 << 2)
 /* default to trying for four seconds */
 #define IXGBE_TRY_LINK_TIMEOUT (4 * HZ)
 
@@ -407,6 +408,8 @@ struct ixgbe_adapter {
 	u16 eeprom_version;
 
 	int node;
+	struct work_struct check_overtemp_task;
+	u32 interrupt_event;
 
 	/* SR-IOV */
 	DECLARE_BITMAP(active_vfs, IXGBE_MAX_VF_FUNCTIONS);
diff --git a/drivers/net/ixgbe/ixgbe_82598.c b/drivers/net/ixgbe/ixgbe_82598.c
index f2b7ff44215..9c02d6014cc 100644
--- a/drivers/net/ixgbe/ixgbe_82598.c
+++ b/drivers/net/ixgbe/ixgbe_82598.c
@@ -1236,6 +1236,7 @@ static struct ixgbe_phy_operations phy_ops_82598 = {
 	.setup_link		= &ixgbe_setup_phy_link_generic,
 	.setup_link_speed	= &ixgbe_setup_phy_link_speed_generic,
 	.read_i2c_eeprom	= &ixgbe_read_i2c_eeprom_82598,
+	.check_overtemp   = &ixgbe_tn_check_overtemp,
 };
 
 struct ixgbe_info ixgbe_82598_info = {
diff --git a/drivers/net/ixgbe/ixgbe_82599.c b/drivers/net/ixgbe/ixgbe_82599.c
index e9706eb8e4f..a4e2901f2f0 100644
--- a/drivers/net/ixgbe/ixgbe_82599.c
+++ b/drivers/net/ixgbe/ixgbe_82599.c
@@ -2395,6 +2395,7 @@ static struct ixgbe_phy_operations phy_ops_82599 = {
 	.write_i2c_byte         = &ixgbe_write_i2c_byte_generic,
 	.read_i2c_eeprom        = &ixgbe_read_i2c_eeprom_generic,
 	.write_i2c_eeprom       = &ixgbe_write_i2c_eeprom_generic,
+	.check_overtemp         = &ixgbe_tn_check_overtemp,
 };
 
 struct ixgbe_info ixgbe_82599_info = {
diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index 9551cbb7bf0..d571d101de0 100644
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -108,6 +108,8 @@ static DEFINE_PCI_DEVICE_TABLE(ixgbe_pci_tbl) = {
 	 board_82599 },
 	{PCI_VDEVICE(INTEL, IXGBE_DEV_ID_82599_CX4),
 	 board_82599 },
+	{PCI_VDEVICE(INTEL, IXGBE_DEV_ID_82599_T3_LOM),
+	 board_82599 },
 	{PCI_VDEVICE(INTEL, IXGBE_DEV_ID_82599_COMBO_BACKPLANE),
 	 board_82599 },
 
@@ -1618,6 +1620,48 @@ static void ixgbe_set_itr_msix(struct ixgbe_q_vector *q_vector)
 	}
 }
 
+/**
+ * ixgbe_check_overtemp_task - worker thread to check over tempurature
+ * @work: pointer to work_struct containing our data
+ **/
+static void ixgbe_check_overtemp_task(struct work_struct *work)
+{
+	struct ixgbe_adapter *adapter = container_of(work,
+	                                             struct ixgbe_adapter,
+	                                             check_overtemp_task);
+	struct ixgbe_hw *hw = &adapter->hw;
+	u32 eicr = adapter->interrupt_event;
+
+	if (adapter->flags2 & IXGBE_FLAG2_TEMP_SENSOR_CAPABLE) {
+		switch (hw->device_id) {
+		case IXGBE_DEV_ID_82599_T3_LOM: {
+			u32 autoneg;
+			bool link_up = false;
+
+			if (hw->mac.ops.check_link)
+				hw->mac.ops.check_link(hw, &autoneg, &link_up, false);
+
+			if (((eicr & IXGBE_EICR_GPI_SDP0) && (!link_up)) ||
+			    (eicr & IXGBE_EICR_LSC))
+				/* Check if this is due to overtemp */
+				if (hw->phy.ops.check_overtemp(hw) == IXGBE_ERR_OVERTEMP)
+					break;
+			}
+			return;
+		default:
+			if (!(eicr & IXGBE_EICR_GPI_SDP0))
+				return;
+			break;
+		}
+		DPRINTK(DRV, ERR, "Network adapter has been stopped because it "
+		        "has over heated. Restart the computer. If the problem "
+		        "persists, power off the system and replace the "
+		        "adapter\n");
+		/* write to clear the interrupt */
+		IXGBE_WRITE_REG(hw, IXGBE_EICR, IXGBE_EICR_GPI_SDP0);
+	}
+}
+
 static void ixgbe_check_fan_failure(struct ixgbe_adapter *adapter, u32 eicr)
 {
 	struct ixgbe_hw *hw = &adapter->hw;
@@ -1689,6 +1733,10 @@ static irqreturn_t ixgbe_msix_lsc(int irq, void *data)
 
 	if (hw->mac.type == ixgbe_mac_82599EB) {
 		ixgbe_check_sfp_event(adapter, eicr);
+		adapter->interrupt_event = eicr;
+		if ((adapter->flags2 & IXGBE_FLAG2_TEMP_SENSOR_CAPABLE) &&
+		    ((eicr & IXGBE_EICR_GPI_SDP0) || (eicr & IXGBE_EICR_LSC)))
+			schedule_work(&adapter->check_overtemp_task);
 
 		/* Handle Flow Director Full threshold interrupt */
 		if (eicr & IXGBE_EICR_FLOW_DIR) {
@@ -2190,6 +2238,8 @@ static inline void ixgbe_irq_enable(struct ixgbe_adapter *adapter)
 	u32 mask;
 
 	mask = (IXGBE_EIMS_ENABLE_MASK & ~IXGBE_EIMS_RTX_QUEUE);
+	if (adapter->flags2 & IXGBE_FLAG2_TEMP_SENSOR_CAPABLE)
+		mask |= IXGBE_EIMS_GPI_SDP0;
 	if (adapter->flags & IXGBE_FLAG_FAN_FAIL_CAPABLE)
 		mask |= IXGBE_EIMS_GPI_SDP1;
 	if (adapter->hw.mac.type == ixgbe_mac_82599EB) {
@@ -2250,6 +2300,9 @@ static irqreturn_t ixgbe_intr(int irq, void *data)
 		ixgbe_check_sfp_event(adapter, eicr);
 
 	ixgbe_check_fan_failure(adapter, eicr);
+	if ((adapter->flags2 & IXGBE_FLAG2_TEMP_SENSOR_CAPABLE) &&
+	    ((eicr & IXGBE_EICR_GPI_SDP0) || (eicr & IXGBE_EICR_LSC)))
+		schedule_work(&adapter->check_overtemp_task);
 
 	if (napi_schedule_prep(&(q_vector->napi))) {
 		adapter->tx_ring[0]->total_packets = 0;
@@ -3265,6 +3318,13 @@ static int ixgbe_up_complete(struct ixgbe_adapter *adapter)
 		IXGBE_WRITE_REG(hw, IXGBE_EIAM, IXGBE_EICS_RTX_QUEUE);
 	}
 
+	/* Enable Thermal over heat sensor interrupt */
+	if (adapter->flags2 & IXGBE_FLAG2_TEMP_SENSOR_CAPABLE) {
+		gpie = IXGBE_READ_REG(hw, IXGBE_GPIE);
+		gpie |= IXGBE_SDP0_GPIEN;
+		IXGBE_WRITE_REG(hw, IXGBE_GPIE, gpie);
+	}
+
 	/* Enable fan failure interrupt if media type is copper */
 	if (adapter->flags & IXGBE_FLAG_FAN_FAIL_CAPABLE) {
 		gpie = IXGBE_READ_REG(hw, IXGBE_GPIE);
@@ -3666,6 +3726,9 @@ void ixgbe_down(struct ixgbe_adapter *adapter)
 	    adapter->flags & IXGBE_FLAG_FDIR_PERFECT_CAPABLE)
 		cancel_work_sync(&adapter->fdir_reinit_task);
 
+	if (adapter->flags2 & IXGBE_FLAG2_TEMP_SENSOR_CAPABLE)
+		cancel_work_sync(&adapter->check_overtemp_task);
+
 	/* disable transmits in the hardware now that interrupts are off */
 	for (i = 0; i < adapter->num_tx_queues; i++) {
 		j = adapter->tx_ring[i]->reg_idx;
@@ -4645,6 +4708,8 @@ static int __devinit ixgbe_sw_init(struct ixgbe_adapter *adapter)
 		adapter->max_msix_q_vectors = MAX_MSIX_Q_VECTORS_82599;
 		adapter->flags2 |= IXGBE_FLAG2_RSC_CAPABLE;
 		adapter->flags2 |= IXGBE_FLAG2_RSC_ENABLED;
+		if (hw->device_id == IXGBE_DEV_ID_82599_T3_LOM)
+			adapter->flags2 |= IXGBE_FLAG2_TEMP_SENSOR_CAPABLE;
 		if (dev->features & NETIF_F_NTUPLE) {
 			/* Flow Director perfect filter enabled */
 			adapter->flags |= IXGBE_FLAG_FDIR_PERFECT_CAPABLE;
@@ -6561,7 +6626,9 @@ static int __devinit ixgbe_probe(struct pci_dev *pdev,
 	}
 
 	/* reset_hw fills in the perm_addr as well */
+	hw->phy.reset_if_overtemp = true;
 	err = hw->mac.ops.reset_hw(hw);
+	hw->phy.reset_if_overtemp = false;
 	if (err == IXGBE_ERR_SFP_NOT_PRESENT &&
 	    hw->mac.type == ixgbe_mac_82598EB) {
 		/*
@@ -6730,6 +6797,8 @@ static int __devinit ixgbe_probe(struct pci_dev *pdev,
 	    adapter->flags & IXGBE_FLAG_FDIR_PERFECT_CAPABLE)
 		INIT_WORK(&adapter->fdir_reinit_task, ixgbe_fdir_reinit_task);
 
+	if (adapter->flags2 & IXGBE_FLAG2_TEMP_SENSOR_CAPABLE)
+		INIT_WORK(&adapter->check_overtemp_task, ixgbe_check_overtemp_task);
 #ifdef CONFIG_IXGBE_DCA
 	if (dca_add_requester(&pdev->dev) == 0) {
 		adapter->flags |= IXGBE_FLAG_DCA_ENABLED;
diff --git a/drivers/net/ixgbe/ixgbe_phy.c b/drivers/net/ixgbe/ixgbe_phy.c
index 22d21af1478..09e1911ff51 100644
--- a/drivers/net/ixgbe/ixgbe_phy.c
+++ b/drivers/net/ixgbe/ixgbe_phy.c
@@ -135,6 +135,11 @@ static enum ixgbe_phy_type ixgbe_get_phy_type_from_id(u32 phy_id)
  **/
 s32 ixgbe_reset_phy_generic(struct ixgbe_hw *hw)
 {
+	/* Don't reset PHY if it's shut down due to overtemp. */
+	if (!hw->phy.reset_if_overtemp &&
+	    (IXGBE_ERR_OVERTEMP == hw->phy.ops.check_overtemp(hw)))