diff --git a/drivers/net/ethernet/intel/e100.c b/drivers/net/ethernet/intel/e100.c
index d2657a41276883..068789e694c9b3 100644
--- a/drivers/net/ethernet/intel/e100.c
+++ b/drivers/net/ethernet/intel/e100.c
@@ -1770,8 +1770,11 @@ static int e100_xmit_prepare(struct nic *nic, struct cb *cb,
 	dma_addr = pci_map_single(nic->pdev,
 				  skb->data, skb->len, PCI_DMA_TODEVICE);
 	/* If we can't map the skb, have the upper layer try later */
-	if (pci_dma_mapping_error(nic->pdev, dma_addr))
+	if (pci_dma_mapping_error(nic->pdev, dma_addr)) {
+		dev_kfree_skb_any(skb);
+		skb = NULL;
 		return -ENOMEM;
+	}
 
 	/*
 	 * Use the last 4 bytes of the SKB payload packet as the CRC, used for
@@ -2967,6 +2970,11 @@ static int e100_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 			   nic->params.cbs.max * sizeof(struct cb),
 			   sizeof(u32),
 			   0);
+	if (!nic->cbs_pool) {
+		netif_err(nic, probe, nic->netdev, "Cannot create DMA pool, aborting\n");
+		err = -ENOMEM;
+		goto err_out_pool;
+	}
 	netif_info(nic, probe, nic->netdev,
 		   "addr 0x%llx, irq %d, MAC addr %pM\n",
 		   (unsigned long long)pci_resource_start(pdev, use_io ? 1 : 0),
@@ -2974,6 +2982,8 @@ static int e100_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 
 	return 0;
 
+err_out_pool:
+	unregister_netdev(netdev);
 err_out_free:
 	e100_free(nic);
 err_out_iounmap:
diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c
index 546b5da168dca5..faf4b3f3d0b53e 100644
--- a/drivers/net/ethernet/intel/e1000e/netdev.c
+++ b/drivers/net/ethernet/intel/e1000e/netdev.c
@@ -1737,12 +1737,6 @@ static void e1000_clean_rx_ring(struct e1000_ring *rx_ring)
 	rx_ring->next_to_clean = 0;
 	rx_ring->next_to_use = 0;
 	adapter->flags2 &= ~FLAG2_IS_DISCARDING;
-
-	writel(0, rx_ring->head);
-	if (adapter->flags2 & FLAG2_PCIM2PCI_ARBITER_WA)
-		e1000e_update_rdt_wa(rx_ring, 0);
-	else
-		writel(0, rx_ring->tail);
 }
 
 static void e1000e_downshift_workaround(struct work_struct *work)
@@ -2447,12 +2441,6 @@ static void e1000_clean_tx_ring(struct e1000_ring *tx_ring)
 
 	tx_ring->next_to_use = 0;
 	tx_ring->next_to_clean = 0;
-
-	writel(0, tx_ring->head);
-	if (adapter->flags2 & FLAG2_PCIM2PCI_ARBITER_WA)
-		e1000e_update_tdt_wa(tx_ring, 0);
-	else
-		writel(0, tx_ring->tail);
 }
 
 /**
@@ -2954,6 +2942,12 @@ static void e1000_configure_tx(struct e1000_adapter *adapter)
 	tx_ring->head = adapter->hw.hw_addr + E1000_TDH(0);
 	tx_ring->tail = adapter->hw.hw_addr + E1000_TDT(0);
 
+	writel(0, tx_ring->head);
+	if (adapter->flags2 & FLAG2_PCIM2PCI_ARBITER_WA)
+		e1000e_update_tdt_wa(tx_ring, 0);
+	else
+		writel(0, tx_ring->tail);
+
 	/* Set the Tx Interrupt Delay register */
 	ew32(TIDV, adapter->tx_int_delay);
 	/* Tx irq moderation */
@@ -3275,6 +3269,12 @@ static void e1000_configure_rx(struct e1000_adapter *adapter)
 	rx_ring->head = adapter->hw.hw_addr + E1000_RDH(0);
 	rx_ring->tail = adapter->hw.hw_addr + E1000_RDT(0);
 
+	writel(0, rx_ring->head);
+	if (adapter->flags2 & FLAG2_PCIM2PCI_ARBITER_WA)
+		e1000e_update_rdt_wa(rx_ring, 0);
+	else
+		writel(0, rx_ring->tail);
+
 	/* Enable Receive Checksum Offload for TCP and UDP */
 	rxcsum = er32(RXCSUM);
 	if (adapter->netdev->features & NETIF_F_RXCSUM)
diff --git a/drivers/net/ethernet/intel/igb/e1000_82575.c b/drivers/net/ethernet/intel/igb/e1000_82575.c
index d19256994e5cfe..7a73510e547cd4 100644
--- a/drivers/net/ethernet/intel/igb/e1000_82575.c
+++ b/drivers/net/ethernet/intel/igb/e1000_82575.c
@@ -231,6 +231,7 @@ static s32 igb_init_phy_params_82575(struct e1000_hw *hw)
 	/* Verify phy id and set remaining function pointers */
 	switch (phy->id) {
 	case M88E1543_E_PHY_ID:
+	case M88E1512_E_PHY_ID:
 	case I347AT4_E_PHY_ID:
 	case M88E1112_E_PHY_ID:
 	case M88E1111_I_PHY_ID:
@@ -243,7 +244,7 @@ static s32 igb_init_phy_params_82575(struct e1000_hw *hw)
 		else
 			phy->ops.get_cable_length = igb_get_cable_length_m88;
 		phy->ops.force_speed_duplex = igb_phy_force_speed_duplex_m88;
-		/* Check if this PHY is confgured for media swap. */
+		/* Check if this PHY is configured for media swap. */
 		if (phy->id == M88E1112_E_PHY_ID) {
 			u16 data;
 
@@ -266,6 +267,11 @@ static s32 igb_init_phy_params_82575(struct e1000_hw *hw)
 				hw->mac.ops.check_for_link =
 						igb_check_for_link_media_swap;
 		}
+		if (phy->id == M88E1512_E_PHY_ID) {
+			ret_val = igb_initialize_M88E1512_phy(hw);
+			if (ret_val)
+				goto out;
+		}
 		break;
 	case IGP03E1000_E_PHY_ID:
 		phy->type = e1000_phy_igp_3;
@@ -897,6 +903,7 @@ static s32 igb_get_phy_id_82575(struct e1000_hw *hw)
  **/
 static s32 igb_phy_hw_reset_sgmii_82575(struct e1000_hw *hw)
 {
+	struct e1000_phy_info *phy = &hw->phy;
 	s32 ret_val;
 
 	/* This isn't a true "hard" reset, but is the only reset
@@ -913,7 +920,11 @@ static s32 igb_phy_hw_reset_sgmii_82575(struct e1000_hw *hw)
 		goto out;
 
 	ret_val = igb_phy_sw_reset(hw);
+	if (ret_val)
+		goto out;
 
+	if (phy->id == M88E1512_E_PHY_ID)
+		ret_val = igb_initialize_M88E1512_phy(hw);
 out:
 	return ret_val;
 }
@@ -1587,6 +1598,7 @@ static s32 igb_setup_copper_link_82575(struct e1000_hw *hw)
 		case I347AT4_E_PHY_ID:
 		case M88E1112_E_PHY_ID:
 		case M88E1543_E_PHY_ID:
+		case M88E1512_E_PHY_ID:
 		case I210_I_PHY_ID:
 			ret_val = igb_copper_link_setup_m88_gen2(hw);
 			break;
@@ -2629,7 +2641,8 @@ s32 igb_set_eee_i354(struct e1000_hw *hw, bool adv1G, bool adv100M)
 	u16 phy_data;
 
 	if ((hw->phy.media_type != e1000_media_type_copper) ||
-	    (phy->id != M88E1543_E_PHY_ID))
+	    ((phy->id != M88E1543_E_PHY_ID) &&
+	     (phy->id != M88E1512_E_PHY_ID)))
 		goto out;
 
 	if (!hw->dev_spec._82575.eee_disable) {
@@ -2709,7 +2722,8 @@ s32 igb_get_eee_status_i354(struct e1000_hw *hw, bool *status)
 
 	/* Check if EEE is supported on this device. */
 	if ((hw->phy.media_type != e1000_media_type_copper) ||
-	    (phy->id != M88E1543_E_PHY_ID))
+	    ((phy->id != M88E1543_E_PHY_ID) &&
+	     (phy->id != M88E1512_E_PHY_ID)))
 		goto out;
 
 	ret_val = igb_read_xmdio_reg(hw, E1000_PCS_STATUS_ADDR_I354,
diff --git a/drivers/net/ethernet/intel/igb/e1000_defines.h b/drivers/net/ethernet/intel/igb/e1000_defines.h
index f8684aa285be8c..b1915043bc0cfe 100644
--- a/drivers/net/ethernet/intel/igb/e1000_defines.h
+++ b/drivers/net/ethernet/intel/igb/e1000_defines.h
@@ -604,6 +604,10 @@
 #define E1000_M88E1112_MAC_CTRL_1_MODE_SHIFT	7
 #define E1000_M88E1112_PAGE_ADDR		0x16
 #define E1000_M88E1112_STATUS			0x01
+#define E1000_M88E1512_CFG_REG_1		0x0010
+#define E1000_M88E1512_CFG_REG_2		0x0011
+#define E1000_M88E1512_CFG_REG_3		0x0007
+#define E1000_M88E1512_MODE			0x0014
 
 /* PCI Express Control */
 #define E1000_GCR_CMPL_TMOUT_MASK       0x0000F000
@@ -861,6 +865,7 @@
 #define M88_VENDOR           0x0141
 #define I210_I_PHY_ID        0x01410C00
 #define M88E1543_E_PHY_ID    0x01410EA0
+#define M88E1512_E_PHY_ID    0x01410DD0
 
 /* M88E1000 Specific Registers */
 #define M88E1000_PHY_SPEC_CTRL     0x10  /* PHY Specific Control Register */
diff --git a/drivers/net/ethernet/intel/igb/e1000_phy.c b/drivers/net/ethernet/intel/igb/e1000_phy.c
index 987c9de247645a..23ec28f43f6d3d 100644
--- a/drivers/net/ethernet/intel/igb/e1000_phy.c
+++ b/drivers/net/ethernet/intel/igb/e1000_phy.c
@@ -1262,6 +1262,8 @@ s32 igb_phy_force_speed_duplex_m88(struct e1000_hw *hw)
 			switch (hw->phy.id) {
 			case I347AT4_E_PHY_ID:
 			case M88E1112_E_PHY_ID:
+			case M88E1543_E_PHY_ID:
+			case M88E1512_E_PHY_ID:
 			case I210_I_PHY_ID:
 				reset_dsp = false;
 				break;
@@ -1270,9 +1272,9 @@ s32 igb_phy_force_speed_duplex_m88(struct e1000_hw *hw)
 					reset_dsp = false;
 				break;
 			}
-			if (!reset_dsp)
+			if (!reset_dsp) {
 				hw_dbg("Link taking longer than expected.\n");
-			else {
+			} else {
 				/* We didn't get link.
 				 * Reset the DSP and cross our fingers.
 				 */
@@ -1297,6 +1299,8 @@ s32 igb_phy_force_speed_duplex_m88(struct e1000_hw *hw)
 	if (hw->phy.type != e1000_phy_m88 ||
 	    hw->phy.id == I347AT4_E_PHY_ID ||
 	    hw->phy.id == M88E1112_E_PHY_ID ||
+	    hw->phy.id == M88E1543_E_PHY_ID ||
+	    hw->phy.id == M88E1512_E_PHY_ID ||
 	    hw->phy.id == I210_I_PHY_ID)
 		goto out;
 
@@ -1737,6 +1741,7 @@ s32 igb_get_cable_length_m88_gen2(struct e1000_hw *hw)
 		phy->cable_length = phy_data / (is_cm ? 100 : 1);
 		break;
 	case M88E1543_E_PHY_ID:
+	case M88E1512_E_PHY_ID:
 	case I347AT4_E_PHY_ID:
 		/* Remember the original page select and set it to 7 */
 		ret_val = phy->ops.read_reg(hw, I347AT4_PAGE_SELECT,
@@ -2188,6 +2193,90 @@ s32 igb_phy_init_script_igp3(struct e1000_hw *hw)
 	return 0;
 }
 
+/**
+ *  igb_initialize_M88E1512_phy - Initialize M88E1512 PHY
+ *  @hw: pointer to the HW structure
+ *
+ *  Initialize Marvel 1512 to work correctly with Avoton.
+ **/
+s32 igb_initialize_M88E1512_phy(struct e1000_hw *hw)
+{
+	struct e1000_phy_info *phy = &hw->phy;
+	s32 ret_val = 0;
+
+	/* Switch to PHY page 0xFF. */
+	ret_val = phy->ops.write_reg(hw, E1000_M88E1543_PAGE_ADDR, 0x00FF);
+	if (ret_val)
+		goto out;
+
+	ret_val = phy->ops.write_reg(hw, E1000_M88E1512_CFG_REG_2, 0x214B);
+	if (ret_val)
+		goto out;
+
+	ret_val = phy->ops.write_reg(hw, E1000_M88E1512_CFG_REG_1, 0x2144);
+	if (ret_val)
+		goto out;
+
+	ret_val = phy->ops.write_reg(hw, E1000_M88E1512_CFG_REG_2, 0x0C28);
+	if (ret_val)
+		goto out;
+
+	ret_val = phy->ops.write_reg(hw, E1000_M88E1512_CFG_REG_1, 0x2146);
+	if (ret_val)
+		goto out;
+
+	ret_val = phy->ops.write_reg(hw, E1000_M88E1512_CFG_REG_2, 0xB233);
+	if (ret_val)
+		goto out;
+
+	ret_val = phy->ops.write_reg(hw, E1000_M88E1512_CFG_REG_1, 0x214D);
+	if (ret_val)
+		goto out;
+
+	ret_val = phy->ops.write_reg(hw, E1000_M88E1512_CFG_REG_2, 0xCC0C);
+	if (ret_val)
+		goto out;
+
+	ret_val = phy->ops.write_reg(hw, E1000_M88E1512_CFG_REG_1, 0x2159);
+	if (ret_val)
+		goto out;
+
+	/* Switch to PHY page 0xFB. */
+	ret_val = phy->ops.write_reg(hw, E1000_M88E1543_PAGE_ADDR, 0x00FB);
+	if (ret_val)
+		goto out;
+
+	ret_val = phy->ops.write_reg(hw, E1000_M88E1512_CFG_REG_3, 0x000D);
+	if (ret_val)
+		goto out;
+
+	/* Switch to PHY page 0x12. */
+	ret_val = phy->ops.write_reg(hw, E1000_M88E1543_PAGE_ADDR, 0x12);
+	if (ret_val)
+		goto out;
+
+	/* Change mode to SGMII-to-Copper */
+	ret_val = phy->ops.write_reg(hw, E1000_M88E1512_MODE, 0x8001);
+	if (ret_val)
+		goto out;
+
+	/* Return the PHY to page 0. */
+	ret_val = phy->ops.write_reg(hw, E1000_M88E1543_PAGE_ADDR, 0);
+	if (ret_val)
+		goto out;
+
+	ret_val = igb_phy_sw_reset(hw);
+	if (ret_val) {
+		hw_dbg("Error committing the PHY changes\n");
+		return ret_val;
+	}
+
+	/* msec_delay(1000); */
+	usleep_range(1000, 2000);
+out:
+	return ret_val;
+}
+
 /**
  * igb_power_up_phy_copper - Restore copper link in case of PHY power down
  * @hw: pointer to the HW structure
diff --git a/drivers/net/ethernet/intel/igb/e1000_phy.h b/drivers/net/ethernet/intel/igb/e1000_phy.h
index 7af4ffab028565..24d55edbb0e3a8 100644
--- a/drivers/net/ethernet/intel/igb/e1000_phy.h
+++ b/drivers/net/ethernet/intel/igb/e1000_phy.h
@@ -61,6 +61,7 @@ s32  igb_phy_has_link(struct e1000_hw *hw, u32 iterations,
 void igb_power_up_phy_copper(struct e1000_hw *hw);
 void igb_power_down_phy_copper(struct e1000_hw *hw);
 s32  igb_phy_init_script_igp3(struct e1000_hw *hw);
+s32  igb_initialize_M88E1512_phy(struct e1000_hw *hw);
 s32  igb_read_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 *data);
 s32  igb_write_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 data);
 s32  igb_read_phy_reg_i2c(struct e1000_hw *hw, u32 offset, u16 *data);
diff --git a/drivers/net/ethernet/intel/igb/e1000_regs.h b/drivers/net/ethernet/intel/igb/e1000_regs.h
index 6f0490d0e981c4..4af2870e49f88a 100644
--- a/drivers/net/ethernet/intel/igb/e1000_regs.h
+++ b/drivers/net/ethernet/intel/igb/e1000_regs.h
@@ -104,6 +104,8 @@
 #define E1000_TRGTTIMH0  0x0B648 /* Target Time Register 0 High - RW */
 #define E1000_TRGTTIML1  0x0B64C /* Target Time Register 1 Low  - RW */
 #define E1000_TRGTTIMH1  0x0B650 /* Target Time Register 1 High - RW */
+#define E1000_FREQOUT0   0x0B654 /* Frequency Out 0 Control Register - RW */
+#define E1000_FREQOUT1   0x0B658 /* Frequency Out 1 Control Register - RW */
 #define E1000_AUXSTMPL0  0x0B65C /* Auxiliary Time Stamp 0 Register Low  - RO */
 #define E1000_AUXSTMPH0  0x0B660 /* Auxiliary Time Stamp 0 Register High - RO */
 #define E1000_AUXSTMPL1  0x0B664 /* Auxiliary Time Stamp 1 Register Low  - RO */
diff --git a/drivers/net/ethernet/intel/igb/igb.h b/drivers/net/ethernet/intel/igb/igb.h
index c2bd4f98a8376e..212d668dabb382 100644
--- a/drivers/net/ethernet/intel/igb/igb.h
+++ b/drivers/net/ethernet/intel/igb/igb.h
@@ -540,6 +540,7 @@ void igb_ptp_rx_pktstamp(struct igb_q_vector *q_vector, unsigned char *va,
 			 struct sk_buff *skb);
 int igb_ptp_set_ts_config(struct net_device *netdev, struct ifreq *ifr);
 int igb_ptp_get_ts_config(struct net_device *netdev, struct ifreq *ifr);
+void igb_set_flag_queue_pairs(struct igb_adapter *, const u32);
 #ifdef CONFIG_IGB_HWMON
 void igb_sysfs_exit(struct igb_adapter *adapter);
 int igb_sysfs_init(struct igb_adapter *adapter);
diff --git a/drivers/net/ethernet/intel/igb/igb_ethtool.c b/drivers/net/ethernet/intel/igb/igb_ethtool.c
index b7b9c670bb3c7e..74262768b09b75 100644
--- a/drivers/net/ethernet/intel/igb/igb_ethtool.c
+++ b/drivers/net/ethernet/intel/igb/igb_ethtool.c
@@ -3008,6 +3008,7 @@ static int igb_set_channels(struct net_device *netdev,
 {
 	struct igb_adapter *adapter = netdev_priv(netdev);
 	unsigned int count = ch->combined_count;
+	unsigned int max_combined = 0;
 
 	/* Verify they are not requesting separate vectors */
 	if (!count || ch->rx_count || ch->tx_count)
@@ -3018,11 +3019,13 @@ static int igb_set_channels(struct net_device *netdev,
 		return -EINVAL;
 
 	/* Verify the number of channels doesn't exceed hw limits */
-	if (count > igb_max_channels(adapter))
+	max_combined = igb_max_channels(adapter);
+	if (count > max_combined)
 		return -EINVAL;
 
 	if (count != adapter->rss_queues) {
 		adapter->rss_queues = count;
+		igb_set_flag_queue_pairs(adapter, max_combined);
 
 		/* Hardware has to reinitialize queues and interrupts to
 		 * match the new configuration.
diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c
index 41e27404689648..1902ef8f4a0b30 100644
--- a/drivers/net/ethernet/intel/igb/igb_main.c
+++ b/drivers/net/ethernet/intel/igb/igb_main.c
@@ -179,6 +179,8 @@ static void igb_check_vf_rate_limit(struct igb_adapter *);
 #ifdef CONFIG_PCI_IOV
 static int igb_vf_configure(struct igb_adapter *adapter, int vf);
 static int igb_pci_enable_sriov(struct pci_dev *dev, int num_vfs);
+static int igb_disable_sriov(struct pci_dev *dev);
+static int igb_pci_disable_sriov(struct pci_dev *dev);
 #endif
 
 #ifdef CONFIG_PM
@@ -1205,10 +1207,14 @@ static int igb_alloc_q_vector(struct igb_adapter *adapter,
 
 	/* allocate q_vector and rings */
 	q_vector = adapter->q_vector[v_idx];
-	if (!q_vector)
+	if (!q_vector) {
 		q_vector = kzalloc(size, GFP_KERNEL);
-	else
+	} else if (size > ksize(q_vector)) {
+		kfree_rcu(q_vector, rcu);
+		q_vector = kzalloc(size, GFP_KERNEL);
+	} else {
 		memset(q_vector, 0, size);
+	}
 	if (!q_vector)
 		return -ENOMEM;
 
@@ -2645,7 +2651,11 @@ static int igb_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 	if (hw->flash_address)
 		iounmap(hw->flash_address);
 err_sw_init:
+	kfree(adapter->shadow_vfta);
 	igb_clear_interrupt_scheme(adapter);
+#ifdef CONFIG_PCI_IOV
+	igb_disable_sriov(pdev);
+#endif
 	pci_iounmap(pdev, hw->hw_addr);
 err_ioremap:
 	free_netdev(netdev);
@@ -2805,14 +2815,14 @@ static void igb_remove(struct pci_dev *pdev)
 	 */
 	igb_release_hw_control(adapter);
 
-	unregister_netdev(netdev);
-
-	igb_clear_interrupt_scheme(adapter);
-
 #ifdef CONFIG_PCI_IOV
 	igb_disable_sriov(pdev);
 #endif
 
+	unregister_netdev(netdev);
+
+	igb_clear_interrupt_scheme(adapter);
+
 	pci_iounmap(pdev, hw->hw_addr);
 	if (hw->flash_address)
 		iounmap(hw->flash_address);
@@ -2847,7 +2857,7 @@ static void igb_probe_vfs(struct igb_adapter *adapter)
 		return;
 
 	pci_sriov_set_totalvfs(pdev, 7);
-	igb_pci_enable_sriov(pdev, max_vfs);
+	igb_enable_sriov(pdev, max_vfs);
 
 #endif /* CONFIG_PCI_IOV */
 }
@@ -2888,6 +2898,14 @@ static void igb_init_queue_configuration(struct igb_adapter *adapter)
 
 	adapter->rss_queues = min_t(u32, max_rss_queues, num_online_cpus());
 
+	igb_set_flag_queue_pairs(adapter, max_rss_queues);
+}
+
+void igb_set_flag_queue_pairs(struct igb_adapter *adapter,
+			      const u32 max_rss_queues)
+{
+	struct e1000_hw *hw = &adapter->hw;
+
 	/* Determine if we need to pair queues. */
 	switch (hw->mac.type) {
 	case e1000_82575:
@@ -2968,6 +2986,8 @@ static int igb_sw_init(struct igb_adapter *adapter)
 	}
 #endif /* CONFIG_PCI_IOV */
 
+	igb_probe_vfs(adapter);
+
 	igb_init_queue_configuration(adapter);
 
 	/* Setup and initialize a copy of the hw vlan table array */
@@ -2980,8 +3000,6 @@ static int igb_sw_init(struct igb_adapter *adapter)
 		return -ENOMEM;
 	}
 
-	igb_probe_vfs(adapter);
-
 	/* Explicitly disable IRQ since the NIC can be in any state. */
 	igb_irq_disable(adapter);
 
@@ -7401,6 +7419,7 @@ static int igb_resume(struct device *dev)
 
 	if (igb_init_interrupt_scheme(adapter, true)) {
 		dev_err(&pdev->dev, "Unable to allocate memory for queues\n");
+		rtnl_unlock();
 		return -ENOMEM;
 	}
 
@@ -7494,6 +7513,7 @@ static int igb_sriov_reinit(struct pci_dev *dev)
 	igb_init_queue_configuration(adapter);
 
 	if (igb_init_interrupt_scheme(adapter, true)) {
+		rtnl_unlock();
 		dev_err(&pdev->dev, "Unable to allocate memory for queues\n");
 		return -ENOMEM;
 	}
diff --git a/drivers/net/ethernet/intel/igb/igb_ptp.c b/drivers/net/ethernet/intel/igb/igb_ptp.c
index c3a9392cbc1922..5982f28d521a2c 100644
--- a/drivers/net/ethernet/intel/igb/igb_ptp.c
+++ b/drivers/net/ethernet/intel/igb/igb_ptp.c
@@ -405,7 +405,7 @@ static void igb_pin_extts(struct igb_adapter *igb, int chan, int pin)
 	wr32(E1000_CTRL_EXT, ctrl_ext);
 }
 
-static void igb_pin_perout(struct igb_adapter *igb, int chan, int pin)
+static void igb_pin_perout(struct igb_adapter *igb, int chan, int pin, int freq)
 {
 	static const u32 aux0_sel_sdp[IGB_N_SDP] = {
 		AUX0_SEL_SDP0, AUX0_SEL_SDP1, AUX0_SEL_SDP2, AUX0_SEL_SDP3,
@@ -424,6 +424,14 @@ static void igb_pin_perout(struct igb_adapter *igb, int chan, int pin)
 		TS_SDP0_SEL_TT1, TS_SDP1_SEL_TT1,
 		TS_SDP2_SEL_TT1, TS_SDP3_SEL_TT1,
 	};
+	static const u32 ts_sdp_sel_fc0[IGB_N_SDP] = {
+		TS_SDP0_SEL_FC0, TS_SDP1_SEL_FC0,
+		TS_SDP2_SEL_FC0, TS_SDP3_SEL_FC0,
+	};
+	static const u32 ts_sdp_sel_fc1[IGB_N_SDP] = {
+		TS_SDP0_SEL_FC1, TS_SDP1_SEL_FC1,
+		TS_SDP2_SEL_FC1, TS_SDP3_SEL_FC1,
+	};
 	static const u32 ts_sdp_sel_clr[IGB_N_SDP] = {
 		TS_SDP0_SEL_FC1, TS_SDP1_SEL_FC1,
 		TS_SDP2_SEL_FC1, TS_SDP3_SEL_FC1,
@@ -445,11 +453,17 @@ static void igb_pin_perout(struct igb_adapter *igb, int chan, int pin)
 		tssdp &= ~AUX1_TS_SDP_EN;
 
 	tssdp &= ~ts_sdp_sel_clr[pin];
-	if (chan == 1)
-		tssdp |= ts_sdp_sel_tt1[pin];
-	else
-		tssdp |= ts_sdp_sel_tt0[pin];
-
+	if (freq) {
+		if (chan == 1)
+			tssdp |= ts_sdp_sel_fc1[pin];
+		else
+			tssdp |= ts_sdp_sel_fc0[pin];
+	} else {
+		if (chan == 1)
+			tssdp |= ts_sdp_sel_tt1[pin];
+		else
+			tssdp |= ts_sdp_sel_tt0[pin];
+	}
 	tssdp |= ts_sdp_en[pin];
 
 	wr32(E1000_TSSDP, tssdp);
@@ -463,10 +477,10 @@ static int igb_ptp_feature_enable_i210(struct ptp_clock_info *ptp,
 	struct igb_adapter *igb =
 		container_of(ptp, struct igb_adapter, ptp_caps);
 	struct e1000_hw *hw = &igb->hw;
-	u32 tsauxc, tsim, tsauxc_mask, tsim_mask, trgttiml, trgttimh;
+	u32 tsauxc, tsim, tsauxc_mask, tsim_mask, trgttiml, trgttimh, freqout;
 	unsigned long flags;
 	struct timespec ts;
-	int pin = -1;
+	int use_freq = 0, pin = -1;
 	s64 ns;
 
 	switch (rq->type) {
@@ -511,40 +525,58 @@ static int igb_ptp_feature_enable_i210(struct ptp_clock_info *ptp,
 		ts.tv_nsec = rq->perout.period.nsec;
 		ns = timespec_to_ns(&ts);
 		ns = ns >> 1;
-		if (on && ns < 500000LL) {
-			/* 2k interrupts per second is an awful lot. */
-			return -EINVAL;
+		if (on && ns <= 70000000LL) {
+			if (ns < 8LL)
+				return -EINVAL;
+			use_freq = 1;
 		}
 		ts = ns_to_timespec(ns);
 		if (rq->perout.index == 1) {
-			tsauxc_mask = TSAUXC_EN_TT1;
-			tsim_mask = TSINTR_TT1;
+			if (use_freq) {
+				tsauxc_mask = TSAUXC_EN_CLK1 | TSAUXC_ST1;
+				tsim_mask = 0;
+			} else {
+				tsauxc_mask = TSAUXC_EN_TT1;
+				tsim_mask = TSINTR_TT1;
+			}
 			trgttiml = E1000_TRGTTIML1;
 			trgttimh = E1000_TRGTTIMH1;
+			freqout = E1000_FREQOUT1;
 		} else {
-			tsauxc_mask = TSAUXC_EN_TT0;
-			tsim_mask = TSINTR_TT0;
+			if (use_freq) {
+				tsauxc_mask = TSAUXC_EN_CLK0 | TSAUXC_ST0;
+				tsim_mask = 0;
+			} else {
+				tsauxc_mask = TSAUXC_EN_TT0;
+				tsim_mask = TSINTR_TT0;
+			}
 			trgttiml = E1000_TRGTTIML0;
 			trgttimh = E1000_TRGTTIMH0;
+			freqout = E1000_FREQOUT0;
 		}
 		spin_lock_irqsave(&igb->tmreg_lock, flags);
 		tsauxc = rd32(E1000_TSAUXC);
 		tsim = rd32(E1000_TSIM);
+		if (rq->perout.index == 1) {
+			tsauxc &= ~(TSAUXC_EN_TT1 | TSAUXC_EN_CLK1 | TSAUXC_ST1);
+			tsim &= ~TSINTR_TT1;
+		} else {
+			tsauxc &= ~(TSAUXC_EN_TT0 | TSAUXC_EN_CLK0 | TSAUXC_ST0);
+			tsim &= ~TSINTR_TT0;
+		}
 		if (on) {
 			int i = rq->perout.index;
-
-			igb_pin_perout(igb, i, pin);
+			igb_pin_perout(igb, i, pin, use_freq);
 			igb->perout[i].start.tv_sec = rq->perout.start.sec;
 			igb->perout[i].start.tv_nsec = rq->perout.start.nsec;
 			igb->perout[i].period.tv_sec = ts.tv_sec;
 			igb->perout[i].period.tv_nsec = ts.tv_nsec;
 			wr32(trgttimh, rq->perout.start.sec);
 			wr32(trgttiml, rq->perout.start.nsec);
+			if (use_freq)
+				wr32(freqout, ns);
 			tsauxc |= tsauxc_mask;
 			tsim |= tsim_mask;
-		} else {
-			tsauxc &= ~tsauxc_mask;
-			tsim &= ~tsim_mask;
 		}
 		wr32(E1000_TSAUXC, tsauxc);
 		wr32(E1000_TSIM, tsim);
diff --git a/drivers/net/ethernet/intel/igbvf/netdev.c b/drivers/net/ethernet/intel/igbvf/netdev.c
index 95af14e139d769..686fa7184179a4 100644
--- a/drivers/net/ethernet/intel/igbvf/netdev.c
+++ b/drivers/net/ethernet/intel/igbvf/netdev.c
@@ -319,6 +319,7 @@ static bool igbvf_clean_rx_irq(struct igbvf_adapter *adapter,
 			dma_unmap_single(&pdev->dev, buffer_info->dma,
 					 adapter->rx_ps_hdr_size,
 					 DMA_FROM_DEVICE);
+			buffer_info->dma = 0;
 			skb_put(skb, hlen);
 		}
 
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index 3e6a9319c7185b..7906234c51642d 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -248,8 +248,7 @@ static void ixgbe_check_minimum_link(struct ixgbe_adapter *adapter,
 	enum pcie_link_width width = PCIE_LNK_WIDTH_UNKNOWN;
 	struct pci_dev *pdev;
 
-	/* determine whether to use the the parent device
-	 */
+	/* determine whether to use the parent device */
 	if (ixgbe_pcie_from_parent(&adapter->hw))
 		pdev = adapter->pdev->bus->parent->self;
 	else
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h b/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h
index b6f424f3b1a838..4615a949381d9e 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_type.h
@@ -1,7 +1,7 @@
 /*******************************************************************************
 
   Intel 10 Gigabit PCI Express Linux driver
-  Copyright(c) 1999 - 2014 Intel Corporation.
+  Copyright(c) 1999 - 2015 Intel Corporation.
 
   This program is free software; you can redistribute it and/or modify it
   under the terms and conditions of the GNU General Public License,
@@ -3462,14 +3462,14 @@ struct ixgbe_info {
 #define IXGBE_ERR_HOST_INTERFACE_COMMAND        -33
 #define IXGBE_NOT_IMPLEMENTED                   0x7FFFFFFF
 
-#define IXGBE_KRM_PORT_CAR_GEN_CTRL(P)	((P == 0) ? (0x4010) : (0x8010))
-#define IXGBE_KRM_LINK_CTRL_1(P)	((P == 0) ? (0x420C) : (0x820C))
-#define IXGBE_KRM_DSP_TXFFE_STATE_4(P)	((P == 0) ? (0x4634) : (0x8634))
-#define IXGBE_KRM_DSP_TXFFE_STATE_5(P)	((P == 0) ? (0x4638) : (0x8638))
-#define IXGBE_KRM_RX_TRN_LINKUP_CTRL(P)	((P == 0) ? (0x4B00) : (0x8B00))
-#define IXGBE_KRM_PMD_DFX_BURNIN(P)	((P == 0) ? (0x4E00) : (0x8E00))
-#define IXGBE_KRM_TX_COEFF_CTRL_1(P)	((P == 0) ? (0x5520) : (0x9520))
-#define IXGBE_KRM_RX_ANA_CTL(P)		((P == 0) ? (0x5A00) : (0x9A00))
+#define IXGBE_KRM_PORT_CAR_GEN_CTRL(P)	((P) ? 0x8010 : 0x4010)
+#define IXGBE_KRM_LINK_CTRL_1(P)	((P) ? 0x820C : 0x420C)
+#define IXGBE_KRM_DSP_TXFFE_STATE_4(P)	((P) ? 0x8634 : 0x4634)
+#define IXGBE_KRM_DSP_TXFFE_STATE_5(P)	((P) ? 0x8638 : 0x4638)
+#define IXGBE_KRM_RX_TRN_LINKUP_CTRL(P)	((P) ? 0x8B00 : 0x4B00)
+#define IXGBE_KRM_PMD_DFX_BURNIN(P)	((P) ? 0x8E00 : 0x4E00)
+#define IXGBE_KRM_TX_COEFF_CTRL_1(P)	((P) ? 0x9520 : 0x5520)
+#define IXGBE_KRM_RX_ANA_CTL(P)		((P) ? 0x9A00 : 0x5A00)
 
 #define IXGBE_KRM_PORT_CAR_GEN_CTRL_NELB_32B		(1 << 9)
 #define IXGBE_KRM_PORT_CAR_GEN_CTRL_NELB_KRPCS		(1 << 11)