E1000_SRRCTL_BSIZEPKT_SHIFT;
srrctl |= E1000_SRRCTL_DESCTYPE_ADV_ONEBUF;
}
+ /* Only set Drop Enable if we are supporting multiple queues */
+ if (adapter->vfs_allocated_count || adapter->num_rx_queues > 1)
+ srrctl |= E1000_SRRCTL_DROP_EN;
wr32(E1000_SRRCTL(reg_idx), srrctl);
else
new_val = avg_wire_size / 2;
+ /* when in itr mode 3 do not exceed 20K ints/sec */
+ if (adapter->rx_itr_setting == 3 && new_val < 196)
+ new_val = 196;
+
set_itr_val:
if (new_val != q_vector->itr_val) {
q_vector->itr_val = new_val;
int err;
struct igb_buffer *buffer_info;
u32 info = 0, tu_cmd = 0;
- u32 mss_l4len_idx, l4len;
- *hdr_len = 0;
+ u32 mss_l4len_idx;
+ u8 l4len;
if (skb_header_cloned(skb)) {
err = pskb_expand_head(skb, 0, 0, GFP_ATOMIC);
}
tx_ring->buffer_info[i].skb = skb;
+ tx_ring->buffer_info[i].gso_segs = skb_shinfo(skb)->gso_segs ?: 1;
tx_ring->buffer_info[first].next_to_watch = i;
return ++count;
}
static inline void igb_tx_queue_adv(struct igb_ring *tx_ring,
- int tx_flags, int count, u32 paylen,
+ u32 tx_flags, int count, u32 paylen,
u8 hdr_len)
{
union e1000_adv_tx_desc *tx_desc;
return 0;
}
-static int igb_maybe_stop_tx(struct igb_ring *tx_ring, int size)
+static inline int igb_maybe_stop_tx(struct igb_ring *tx_ring, int size)
{
if (igb_desc_unused(tx_ring) >= size)
return 0;
struct igb_ring *tx_ring)
{
struct igb_adapter *adapter = netdev_priv(tx_ring->netdev);
- unsigned int first;
- unsigned int tx_flags = 0;
- u8 hdr_len = 0;
int tso = 0, count;
+ u32 tx_flags = 0;
+ u16 first;
+ u8 hdr_len = 0;
union skb_shared_tx *shtx = skb_tx(skb);
/* need: 1 descriptor per page,
struct net_device_stats *net_stats = igb_get_stats(adapter->netdev);
struct e1000_hw *hw = &adapter->hw;
struct pci_dev *pdev = adapter->pdev;
- u32 rnbc;
+ u32 rnbc, reg;
u16 phy_tmp;
int i;
u64 bytes, packets;
adapter->stats.colc += rd32(E1000_COLC);
adapter->stats.algnerrc += rd32(E1000_ALGNERRC);
- adapter->stats.rxerrc += rd32(E1000_RXERRC);
- adapter->stats.tncrs += rd32(E1000_TNCRS);
+ /* read internal phy specific stats */
+ reg = rd32(E1000_CTRL_EXT);
+ if (!(reg & E1000_CTRL_EXT_LINK_MODE_MASK)) {
+ adapter->stats.rxerrc += rd32(E1000_RXERRC);
+ adapter->stats.tncrs += rd32(E1000_TNCRS);
+ }
+
adapter->stats.tsctc += rd32(E1000_TSCTC);
adapter->stats.tsctfc += rd32(E1000_TSCTFC);
if (skb) {
unsigned int segs, bytecount;
/* gso_segs is currently only valid for tcp */
- segs = skb_shinfo(skb)->gso_segs ?: 1;
+ segs = buffer_info->gso_segs;
/* multiply data chunks by size of headers */
bytecount = ((segs - 1) * skb_headlen(skb)) +
skb->len;