Merge branch 'x86-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...

[pandora-kernel.git] / drivers / net / igb / igb_main.c

diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c
index ea17319..adb09d3 100644 (file)
--- a/drivers/net/igb/igb_main.c
+++ b/drivers/net/igb/igb_main.c
@@ -127,14 +127,48 @@ static void igb_restore_vlan(struct igb_adapter *);
 static void igb_ping_all_vfs(struct igb_adapter *);
 static void igb_msg_task(struct igb_adapter *);
 static int igb_rcv_msg_from_vf(struct igb_adapter *, u32);
-static inline void igb_set_rah_pool(struct e1000_hw *, int , int);
 static void igb_set_mc_list_pools(struct igb_adapter *, int, u16);
 static void igb_vmm_control(struct igb_adapter *);
-static inline void igb_set_vmolr(struct e1000_hw *, int);
-static inline int igb_set_vf_rlpml(struct igb_adapter *, int, int);
 static int igb_set_vf_mac(struct igb_adapter *adapter, int, unsigned char *);
 static void igb_restore_vf_multicasts(struct igb_adapter *adapter);
 
+static inline void igb_set_vmolr(struct e1000_hw *hw, int vfn)
+{
+       u32 reg_data;
+
+       reg_data = rd32(E1000_VMOLR(vfn));
+       reg_data |= E1000_VMOLR_BAM |    /* Accept broadcast */
+                   E1000_VMOLR_ROPE |   /* Accept packets matched in UTA */
+                   E1000_VMOLR_ROMPE |  /* Accept packets matched in MTA */
+                   E1000_VMOLR_AUPE |   /* Accept untagged packets */
+                   E1000_VMOLR_STRVLAN; /* Strip vlan tags */
+       wr32(E1000_VMOLR(vfn), reg_data);
+}
+
+static inline int igb_set_vf_rlpml(struct igb_adapter *adapter, int size,
+                                 int vfn)
+{
+       struct e1000_hw *hw = &adapter->hw;
+       u32 vmolr;
+
+       vmolr = rd32(E1000_VMOLR(vfn));
+       vmolr &= ~E1000_VMOLR_RLPML_MASK;
+       vmolr |= size | E1000_VMOLR_LPE;
+       wr32(E1000_VMOLR(vfn), vmolr);
+
+       return 0;
+}
+
+static inline void igb_set_rah_pool(struct e1000_hw *hw, int pool, int entry)
+{
+       u32 reg_data;
+
+       reg_data = rd32(E1000_RAH(entry));
+       reg_data &= ~E1000_RAH_POOL_MASK;
+       reg_data |= E1000_RAH_POOL_1 << pool;;
+       wr32(E1000_RAH(entry), reg_data);
+}
+
 #ifdef CONFIG_PM
 static int igb_suspend(struct pci_dev *, pm_message_t);
 static int igb_resume(struct pci_dev *);
@@ -4549,11 +4583,12 @@ static bool igb_clean_rx_irq_adv(struct igb_ring *rx_ring,
                cleaned = true;
                cleaned_count++;
 
+               /* this is the fast path for the non-packet split case */
                if (!adapter->rx_ps_hdr_size) {
                        pci_unmap_single(pdev, buffer_info->dma,
-                                        adapter->rx_buffer_len +
-                                          NET_IP_ALIGN,
+                                        adapter->rx_buffer_len,
                                         PCI_DMA_FROMDEVICE);
+                       buffer_info->dma = 0;
                        skb_put(skb, length);
                        goto send_up;
                }
@@ -4570,8 +4605,9 @@ static bool igb_clean_rx_irq_adv(struct igb_ring *rx_ring,
 
                if (!skb_shinfo(skb)->nr_frags) {
                        pci_unmap_single(pdev, buffer_info->dma,
-                                        adapter->rx_ps_hdr_size + NET_IP_ALIGN,
+                                        adapter->rx_ps_hdr_size,
                                         PCI_DMA_FROMDEVICE);
+                       buffer_info->dma = 0;
                        skb_put(skb, hlen);
                }
 
@@ -4713,7 +4749,6 @@ static void igb_alloc_rx_buffers_adv(struct igb_ring *rx_ring,
                bufsz = adapter->rx_ps_hdr_size;
        else
                bufsz = adapter->rx_buffer_len;
-       bufsz += NET_IP_ALIGN;
 
        while (cleaned_count--) {
                rx_desc = E1000_RX_DESC_ADV(*rx_ring, i);
@@ -4737,7 +4772,7 @@ static void igb_alloc_rx_buffers_adv(struct igb_ring *rx_ring,
                }
 
                if (!buffer_info->skb) {
-                       skb = netdev_alloc_skb(netdev, bufsz);
+                       skb = netdev_alloc_skb(netdev, bufsz + NET_IP_ALIGN);
                        if (!skb) {
                                adapter->alloc_rx_buff_failed++;
                                goto no_buffers;
@@ -5338,6 +5373,9 @@ static pci_ers_result_t igb_io_error_detected(struct pci_dev *pdev,
 
        netif_device_detach(netdev);
 
+       if (state == pci_channel_io_perm_failure)
+               return PCI_ERS_RESULT_DISCONNECT;
+
        if (netif_running(netdev))
                igb_down(adapter);
        pci_disable_device(pdev);
@@ -5414,43 +5452,6 @@ static void igb_io_resume(struct pci_dev *pdev)
        igb_get_hw_control(adapter);
 }
 
-static inline void igb_set_vmolr(struct e1000_hw *hw, int vfn)
-{
-       u32 reg_data;
-
-       reg_data = rd32(E1000_VMOLR(vfn));
-       reg_data |= E1000_VMOLR_BAM |    /* Accept broadcast */
-                   E1000_VMOLR_ROPE |   /* Accept packets matched in UTA */
-                   E1000_VMOLR_ROMPE |  /* Accept packets matched in MTA */
-                   E1000_VMOLR_AUPE |   /* Accept untagged packets */
-                   E1000_VMOLR_STRVLAN; /* Strip vlan tags */
-       wr32(E1000_VMOLR(vfn), reg_data);
-}
-
-static inline int igb_set_vf_rlpml(struct igb_adapter *adapter, int size,
-                                 int vfn)
-{
-       struct e1000_hw *hw = &adapter->hw;
-       u32 vmolr;
-
-       vmolr = rd32(E1000_VMOLR(vfn));
-       vmolr &= ~E1000_VMOLR_RLPML_MASK;
-       vmolr |= size | E1000_VMOLR_LPE;
-       wr32(E1000_VMOLR(vfn), vmolr);
-
-       return 0;
-}
-
-static inline void igb_set_rah_pool(struct e1000_hw *hw, int pool, int entry)
-{
-       u32 reg_data;
-
-       reg_data = rd32(E1000_RAH(entry));
-       reg_data &= ~E1000_RAH_POOL_MASK;
-       reg_data |= E1000_RAH_POOL_1 << pool;;
-       wr32(E1000_RAH(entry), reg_data);
-}
-
 static void igb_set_mc_list_pools(struct igb_adapter *adapter,
                                  int entry_count, u16 total_rar_filters)
 {