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Diffstat (limited to 'drivers/net/ixgbe/ixgbe_main.c')
-rw-r--r--drivers/net/ixgbe/ixgbe_main.c76
1 files changed, 47 insertions, 29 deletions
diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index 247ed2a24769..b5f64ad67975 100644
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -1,7 +1,7 @@
/*******************************************************************************
Intel 10 Gigabit PCI Express Linux driver
- Copyright(c) 1999 - 2009 Intel Corporation.
+ Copyright(c) 1999 - 2010 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,
@@ -52,7 +52,7 @@ static const char ixgbe_driver_string[] =
#define DRV_VERSION "2.0.44-k2"
const char ixgbe_driver_version[] = DRV_VERSION;
-static char ixgbe_copyright[] = "Copyright (c) 1999-2009 Intel Corporation.";
+static char ixgbe_copyright[] = "Copyright (c) 1999-2010 Intel Corporation.";
static const struct ixgbe_info *ixgbe_info_tbl[] = {
[board_82598] = &ixgbe_82598_info,
@@ -96,6 +96,8 @@ static struct pci_device_id ixgbe_pci_tbl[] = {
board_82599 },
{PCI_VDEVICE(INTEL, IXGBE_DEV_ID_82599_XAUI_LOM),
board_82599 },
+ {PCI_VDEVICE(INTEL, IXGBE_DEV_ID_82599_KR),
+ board_82599 },
{PCI_VDEVICE(INTEL, IXGBE_DEV_ID_82599_SFP),
board_82599 },
{PCI_VDEVICE(INTEL, IXGBE_DEV_ID_82599_SFP_EM),
@@ -260,10 +262,12 @@ static inline bool ixgbe_tx_is_paused(struct ixgbe_adapter *adapter,
int reg_idx = tx_ring->reg_idx;
int dcb_i = adapter->ring_feature[RING_F_DCB].indices;
- if (adapter->hw.mac.type == ixgbe_mac_82598EB) {
+ switch (adapter->hw.mac.type) {
+ case ixgbe_mac_82598EB:
tc = reg_idx >> 2;
txoff = IXGBE_TFCS_TXOFF0;
- } else if (adapter->hw.mac.type == ixgbe_mac_82599EB) {
+ break;
+ case ixgbe_mac_82599EB:
tc = 0;
txoff = IXGBE_TFCS_TXOFF;
if (dcb_i == 8) {
@@ -282,6 +286,9 @@ static inline bool ixgbe_tx_is_paused(struct ixgbe_adapter *adapter,
tc += (reg_idx - 96) >> 4;
}
}
+ break;
+ default:
+ tc = 0;
}
txoff <<= tc;
}
@@ -435,8 +442,6 @@ static bool ixgbe_clean_tx_irq(struct ixgbe_q_vector *q_vector,
tx_ring->total_packets += total_packets;
tx_ring->stats.packets += total_packets;
tx_ring->stats.bytes += total_bytes;
- netdev->stats.tx_bytes += total_bytes;
- netdev->stats.tx_packets += total_packets;
return (count < tx_ring->work_limit);
}
@@ -4373,6 +4378,11 @@ static int ixgbe_resume(struct pci_dev *pdev)
pci_set_power_state(pdev, PCI_D0);
pci_restore_state(pdev);
+ /*
+ * pci_restore_state clears dev->state_saved so call
+ * pci_save_state to restore it.
+ */
+ pci_save_state(pdev);
err = pci_enable_device_mem(pdev);
if (err) {
@@ -4511,6 +4521,7 @@ void ixgbe_update_stats(struct ixgbe_adapter *adapter)
struct ixgbe_hw *hw = &adapter->hw;
u64 total_mpc = 0;
u32 i, missed_rx = 0, mpc, bprc, lxon, lxoff, xon_off_tot;
+ u64 non_eop_descs = 0, restart_queue = 0;
if (adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED) {
u64 rsc_count = 0;
@@ -4528,10 +4539,12 @@ void ixgbe_update_stats(struct ixgbe_adapter *adapter)
/* gather some stats to the adapter struct that are per queue */
for (i = 0; i < adapter->num_tx_queues; i++)
- adapter->restart_queue += adapter->tx_ring[i].restart_queue;
+ restart_queue += adapter->tx_ring[i].restart_queue;
+ adapter->restart_queue = restart_queue;
for (i = 0; i < adapter->num_rx_queues; i++)
- adapter->non_eop_descs += adapter->tx_ring[i].non_eop_descs;
+ non_eop_descs += adapter->rx_ring[i].non_eop_descs;
+ adapter->non_eop_descs = non_eop_descs;
adapter->stats.crcerrs += IXGBE_READ_REG(hw, IXGBE_CRCERRS);
for (i = 0; i < 8; i++) {
@@ -4915,7 +4928,7 @@ static int ixgbe_tso(struct ixgbe_adapter *adapter,
iph->daddr, 0,
IPPROTO_TCP,
0);
- } else if (skb_shinfo(skb)->gso_type == SKB_GSO_TCPV6) {
+ } else if (skb_is_gso_v6(skb)) {
ipv6_hdr(skb)->payload_len = 0;
tcp_hdr(skb)->check =
~csum_ipv6_magic(&ipv6_hdr(skb)->saddr,
@@ -5003,7 +5016,18 @@ static bool ixgbe_tx_csum(struct ixgbe_adapter *adapter,
IXGBE_ADVTXD_DTYP_CTXT);
if (skb->ip_summed == CHECKSUM_PARTIAL) {
- switch (skb->protocol) {
+ __be16 protocol;
+
+ if (skb->protocol == cpu_to_be16(ETH_P_8021Q)) {
+ const struct vlan_ethhdr *vhdr =
+ (const struct vlan_ethhdr *)skb->data;
+
+ protocol = vhdr->h_vlan_encapsulated_proto;
+ } else {
+ protocol = skb->protocol;
+ }
+
+ switch (protocol) {
case cpu_to_be16(ETH_P_IP):
type_tucmd_mlhl |= IXGBE_ADVTXD_TUCMD_IPV4;
if (ip_hdr(skb)->protocol == IPPROTO_TCP)
@@ -5143,14 +5167,14 @@ dma_error:
tx_buffer_info->dma = 0;
tx_buffer_info->time_stamp = 0;
tx_buffer_info->next_to_watch = 0;
- count--;
+ if (count)
+ count--;
/* clear timestamp and dma mappings for remaining portion of packet */
- while (count >= 0) {
- count--;
- i--;
- if (i < 0)
+ while (count--) {
+ if (i==0)
i += tx_ring->count;
+ i--;
tx_buffer_info = &tx_ring->tx_buffer_info[i];
ixgbe_unmap_and_free_tx_resource(adapter, tx_buffer_info);
}
@@ -5327,6 +5351,7 @@ static netdev_tx_t ixgbe_xmit_frame(struct sk_buff *skb,
{
struct ixgbe_adapter *adapter = netdev_priv(netdev);
struct ixgbe_ring *tx_ring;
+ struct netdev_queue *txq;
unsigned int first;
unsigned int tx_flags = 0;
u8 hdr_len = 0;
@@ -5424,6 +5449,9 @@ static netdev_tx_t ixgbe_xmit_frame(struct sk_buff *skb,
tx_ring->atr_count = 0;
}
}
+ txq = netdev_get_tx_queue(netdev, tx_ring->queue_index);
+ txq->tx_bytes += skb->len;
+ txq->tx_packets++;
ixgbe_tx_queue(adapter, tx_ring, tx_flags, count, skb->len,
hdr_len);
ixgbe_maybe_stop_tx(netdev, tx_ring, DESC_NEEDED);
@@ -5438,19 +5466,6 @@ static netdev_tx_t ixgbe_xmit_frame(struct sk_buff *skb,
}
/**
- * ixgbe_get_stats - Get System Network Statistics
- * @netdev: network interface device structure
- *
- * Returns the address of the device statistics structure.
- * The statistics are actually updated from the timer callback.
- **/
-static struct net_device_stats *ixgbe_get_stats(struct net_device *netdev)
-{
- /* only return the current stats */
- return &netdev->stats;
-}
-
-/**
* ixgbe_set_mac - Change the Ethernet Address of the NIC
* @netdev: network interface device structure
* @p: pointer to an address structure
@@ -5561,6 +5576,10 @@ static void ixgbe_netpoll(struct net_device *netdev)
struct ixgbe_adapter *adapter = netdev_priv(netdev);
int i;
+ /* if interface is down do nothing */
+ if (test_bit(__IXGBE_DOWN, &adapter->state))
+ return;
+
adapter->flags |= IXGBE_FLAG_IN_NETPOLL;
if (adapter->flags & IXGBE_FLAG_MSIX_ENABLED) {
int num_q_vectors = adapter->num_msix_vectors - NON_Q_VECTORS;
@@ -5580,7 +5599,6 @@ static const struct net_device_ops ixgbe_netdev_ops = {
.ndo_stop = ixgbe_close,
.ndo_start_xmit = ixgbe_xmit_frame,
.ndo_select_queue = ixgbe_select_queue,
- .ndo_get_stats = ixgbe_get_stats,
.ndo_set_rx_mode = ixgbe_set_rx_mode,
.ndo_set_multicast_list = ixgbe_set_rx_mode,
.ndo_validate_addr = eth_validate_addr,