Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/net-next

5 files changed, 64 insertions, 30 deletions

diff --git a/MAINTAINERS b/MAINTAINERS
index 41c53491db60..5655bcc1964c 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -3869,7 +3869,9 @@ M:	Greg Rose <gregory.v.rose@intel.com>
 M:	Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@intel.com>
 M:	Alex Duyck <alexander.h.duyck@intel.com>
 M:	John Ronciak <john.ronciak@intel.com>
+M:	Tushar Dave <tushar.n.dave@intel.com>
 L:	e1000-devel@lists.sourceforge.net
+W:	http://www.intel.com/support/feedback.htm
 W:	http://e1000.sourceforge.net/
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/net.git
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/net-next.git
diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c
index f444eb0b76d8..dadb13be479a 100644
--- a/drivers/net/ethernet/intel/e1000e/netdev.c
+++ b/drivers/net/ethernet/intel/e1000e/netdev.c
@@ -5067,6 +5067,17 @@ static netdev_tx_t e1000_xmit_frame(struct sk_buff *skb,
 		return NETDEV_TX_OK;
 	}
 
+	/*
+	 * The minimum packet size with TCTL.PSP set is 17 bytes so
+	 * pad skb in order to meet this minimum size requirement
+	 */
+	if (unlikely(skb->len < 17)) {
+		if (skb_pad(skb, 17 - skb->len))
+			return NETDEV_TX_OK;
+		skb->len = 17;
+		skb_set_tail_pointer(skb, 17);
+	}
+
 	mss = skb_shinfo(skb)->gso_size;
 	if (mss) {
 		u8 hdr_len;
diff --git a/drivers/net/ethernet/intel/igb/e1000_phy.c b/drivers/net/ethernet/intel/igb/e1000_phy.c
index 3404bc79f4ca..c62a4c388194 100644
--- a/drivers/net/ethernet/intel/igb/e1000_phy.c
+++ b/drivers/net/ethernet/intel/igb/e1000_phy.c
@@ -1710,6 +1710,26 @@ s32 igb_get_cable_length_m88_gen2(struct e1000_hw *hw)
 
 	switch (hw->phy.id) {
 	case I210_I_PHY_ID:
+		/* Get cable length from PHY Cable Diagnostics Control Reg */
+		ret_val = phy->ops.read_reg(hw, (0x7 << GS40G_PAGE_SHIFT) +
+					    (I347AT4_PCDL + phy->addr),
+					    &phy_data);
+		if (ret_val)
+			return ret_val;
+
+		/* Check if the unit of cable length is meters or cm */
+		ret_val = phy->ops.read_reg(hw, (0x7 << GS40G_PAGE_SHIFT) +
+					    I347AT4_PCDC, &phy_data2);
+		if (ret_val)
+			return ret_val;
+
+		is_cm = !(phy_data2 & I347AT4_PCDC_CABLE_LENGTH_UNIT);
+
+		/* Populate the phy structure with cable length in meters */
+		phy->min_cable_length = phy_data / (is_cm ? 100 : 1);
+		phy->max_cable_length = phy_data / (is_cm ? 100 : 1);
+		phy->cable_length = phy_data / (is_cm ? 100 : 1);
+		break;
 	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,
diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c
index 87abb5735852..b07d679b46f2 100644
--- a/drivers/net/ethernet/intel/igb/igb_main.c
+++ b/drivers/net/ethernet/intel/igb/igb_main.c
@@ -61,7 +61,7 @@
 
 #define MAJ 4
 #define MIN 0
-#define BUILD 1
+#define BUILD 17
 #define DRV_VERSION __stringify(MAJ) "." __stringify(MIN) "." \
 __stringify(BUILD) "-k"
 char igb_driver_name[] = "igb";
diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
index 33444b5b5105..07d7eaba6f1b 100644
--- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
+++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
@@ -58,7 +58,7 @@ const char ixgbevf_driver_name[] = "ixgbevf";
 static const char ixgbevf_driver_string[] =
 	"Intel(R) 10 Gigabit PCI Express Virtual Function Network Driver";
 
-#define DRV_VERSION "2.6.0-k"
+#define DRV_VERSION "2.7.12-k"
 const char ixgbevf_driver_version[] = DRV_VERSION;
 static char ixgbevf_copyright[] =
 	"Copyright (c) 2009 - 2012 Intel Corporation.";
@@ -359,6 +359,12 @@ static void ixgbevf_alloc_rx_buffers(struct ixgbevf_adapter *adapter,
 			bi->dma = dma_map_single(&pdev->dev, skb->data,
 						 rx_ring->rx_buf_len,
 						 DMA_FROM_DEVICE);
+			if (dma_mapping_error(&pdev->dev, bi->dma)) {
+				dev_kfree_skb(skb);
+				bi->skb = NULL;
+				dev_err(&pdev->dev, "RX DMA map failed\n");
+				break;
+			}
 		}
 		rx_desc->read.pkt_addr = cpu_to_le64(bi->dma);
 
@@ -1132,12 +1138,12 @@ static int ixgbevf_vlan_rx_add_vid(struct net_device *netdev, u16 vid)
 	if (!hw->mac.ops.set_vfta)
 		return -EOPNOTSUPP;
 
-	spin_lock(&adapter->mbx_lock);
+	spin_lock_bh(&adapter->mbx_lock);
 
 	/* add VID to filter table */
 	err = hw->mac.ops.set_vfta(hw, vid, 0, true);
 
-	spin_unlock(&adapter->mbx_lock);
+	spin_unlock_bh(&adapter->mbx_lock);
 
 	/* translate error return types so error makes sense */
 	if (err == IXGBE_ERR_MBX)
@@ -1157,13 +1163,13 @@ static int ixgbevf_vlan_rx_kill_vid(struct net_device *netdev, u16 vid)
 	struct ixgbe_hw *hw = &adapter->hw;
 	int err = -EOPNOTSUPP;
 
-	spin_lock(&adapter->mbx_lock);
+	spin_lock_bh(&adapter->mbx_lock);
 
 	/* remove VID from filter table */
 	if (hw->mac.ops.set_vfta)
 		err = hw->mac.ops.set_vfta(hw, vid, 0, false);
 
-	spin_unlock(&adapter->mbx_lock);
+	spin_unlock_bh(&adapter->mbx_lock);
 
 	clear_bit(vid, adapter->active_vlans);
 
@@ -1219,7 +1225,7 @@ static void ixgbevf_set_rx_mode(struct net_device *netdev)
 	struct ixgbevf_adapter *adapter = netdev_priv(netdev);
 	struct ixgbe_hw *hw = &adapter->hw;
 
-	spin_lock(&adapter->mbx_lock);
+	spin_lock_bh(&adapter->mbx_lock);
 
 	/* reprogram multicast list */
 	if (hw->mac.ops.update_mc_addr_list)
@@ -1227,7 +1233,7 @@ static void ixgbevf_set_rx_mode(struct net_device *netdev)
 
 	ixgbevf_write_uc_addr_list(netdev);
 
-	spin_unlock(&adapter->mbx_lock);
+	spin_unlock_bh(&adapter->mbx_lock);
 }
 
 static void ixgbevf_napi_enable_all(struct ixgbevf_adapter *adapter)
@@ -1341,7 +1347,7 @@ static void ixgbevf_negotiate_api(struct ixgbevf_adapter *adapter)
 		      ixgbe_mbox_api_unknown };
 	int err = 0, idx = 0;
 
-	spin_lock(&adapter->mbx_lock);
+	spin_lock_bh(&adapter->mbx_lock);
 
 	while (api[idx] != ixgbe_mbox_api_unknown) {
 		err = ixgbevf_negotiate_api_version(hw, api[idx]);
@@ -1350,7 +1356,7 @@ static void ixgbevf_negotiate_api(struct ixgbevf_adapter *adapter)
 		idx++;
 	}
 
-	spin_unlock(&adapter->mbx_lock);
+	spin_unlock_bh(&adapter->mbx_lock);
 }
 
 static void ixgbevf_up_complete(struct ixgbevf_adapter *adapter)
@@ -1391,7 +1397,7 @@ static void ixgbevf_up_complete(struct ixgbevf_adapter *adapter)
 
 	ixgbevf_configure_msix(adapter);
 
-	spin_lock(&adapter->mbx_lock);
+	spin_lock_bh(&adapter->mbx_lock);
 
 	if (hw->mac.ops.set_rar) {
 		if (is_valid_ether_addr(hw->mac.addr))
@@ -1400,7 +1406,7 @@ static void ixgbevf_up_complete(struct ixgbevf_adapter *adapter)
 			hw->mac.ops.set_rar(hw, 0, hw->mac.perm_addr, 0);
 	}
 
-	spin_unlock(&adapter->mbx_lock);
+	spin_unlock_bh(&adapter->mbx_lock);
 
 	clear_bit(__IXGBEVF_DOWN, &adapter->state);
 	ixgbevf_napi_enable_all(adapter);
@@ -1424,12 +1430,12 @@ static int ixgbevf_reset_queues(struct ixgbevf_adapter *adapter)
 	unsigned int num_rx_queues = 1;
 	int err, i;
 
-	spin_lock(&adapter->mbx_lock);
+	spin_lock_bh(&adapter->mbx_lock);
 
 	/* fetch queue configuration from the PF */
 	err = ixgbevf_get_queues(hw, &num_tcs, &def_q);
 
-	spin_unlock(&adapter->mbx_lock);
+	spin_unlock_bh(&adapter->mbx_lock);
 
 	if (err)
 		return err;
@@ -1688,14 +1694,14 @@ void ixgbevf_reset(struct ixgbevf_adapter *adapter)
 	struct ixgbe_hw *hw = &adapter->hw;
 	struct net_device *netdev = adapter->netdev;
 
-	spin_lock(&adapter->mbx_lock);
+	spin_lock_bh(&adapter->mbx_lock);
 
 	if (hw->mac.ops.reset_hw(hw))
 		hw_dbg(hw, "PF still resetting\n");
 	else
 		hw->mac.ops.init_hw(hw);
 
-	spin_unlock(&adapter->mbx_lock);
+	spin_unlock_bh(&adapter->mbx_lock);
 
 	if (is_valid_ether_addr(adapter->hw.mac.addr)) {
 		memcpy(netdev->dev_addr, adapter->hw.mac.addr,
@@ -1912,18 +1918,13 @@ err_out:
  **/
 static void ixgbevf_free_q_vectors(struct ixgbevf_adapter *adapter)
 {
-	int q_idx, num_q_vectors;
-	int napi_vectors;
-
-	num_q_vectors = adapter->num_msix_vectors - NON_Q_VECTORS;
-	napi_vectors = adapter->num_rx_queues;
+	int q_idx, num_q_vectors = adapter->num_msix_vectors - NON_Q_VECTORS;
 
 	for (q_idx = 0; q_idx < num_q_vectors; q_idx++) {
 		struct ixgbevf_q_vector *q_vector = adapter->q_vector[q_idx];
 
 		adapter->q_vector[q_idx] = NULL;
-		if (q_idx < napi_vectors)
-			netif_napi_del(&q_vector->napi);
+		netif_napi_del(&q_vector->napi);
 		kfree(q_vector);
 	}
 }
@@ -2194,12 +2195,12 @@ static void ixgbevf_watchdog_task(struct work_struct *work)
 	if (hw->mac.ops.check_link) {
 		s32 need_reset;
 
-		spin_lock(&adapter->mbx_lock);
+		spin_lock_bh(&adapter->mbx_lock);
 
 		need_reset = hw->mac.ops.check_link(hw, &link_speed,
 						    &link_up, false);
 
-		spin_unlock(&adapter->mbx_lock);
+		spin_unlock_bh(&adapter->mbx_lock);
 
 		if (need_reset) {
 			adapter->link_up = link_up;
@@ -2467,12 +2468,12 @@ static int ixgbevf_setup_queues(struct ixgbevf_adapter *adapter)
 	unsigned int num_rx_queues = 1;
 	int err, i;
 
-	spin_lock(&adapter->mbx_lock);
+	spin_lock_bh(&adapter->mbx_lock);
 
 	/* fetch queue configuration from the PF */
 	err = ixgbevf_get_queues(hw, &num_tcs, &def_q);
 
-	spin_unlock(&adapter->mbx_lock);
+	spin_unlock_bh(&adapter->mbx_lock);
 
 	if (err)
 		return err;
@@ -2822,10 +2823,10 @@ static int ixgbevf_tx_map(struct ixgbevf_ring *tx_ring,
 			tx_buffer_info->dma =
 				skb_frag_dma_map(tx_ring->dev, frag,
 						 offset, size, DMA_TO_DEVICE);
-			tx_buffer_info->mapped_as_page = true;
 			if (dma_mapping_error(tx_ring->dev,
 					      tx_buffer_info->dma))
 				goto dma_error;
+			tx_buffer_info->mapped_as_page = true;
 			tx_buffer_info->next_to_watch = i;
 
 			len -= size;
@@ -3046,12 +3047,12 @@ static int ixgbevf_set_mac(struct net_device *netdev, void *p)
 	memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len);
 	memcpy(hw->mac.addr, addr->sa_data, netdev->addr_len);
 
-	spin_lock(&adapter->mbx_lock);
+	spin_lock_bh(&adapter->mbx_lock);
 
 	if (hw->mac.ops.set_rar)
 		hw->mac.ops.set_rar(hw, 0, hw->mac.addr, 0);
 
-	spin_unlock(&adapter->mbx_lock);
+	spin_unlock_bh(&adapter->mbx_lock);
 
 	return 0;
 }