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path: root/drivers/net/ethernet/intel/i40e/i40e_txrx.c
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Diffstat (limited to 'drivers/net/ethernet/intel/i40e/i40e_txrx.c')
-rw-r--r--drivers/net/ethernet/intel/i40e/i40e_txrx.c30
1 files changed, 16 insertions, 14 deletions
diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c
index 6c97667d20ef..b8496037ef7f 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c
@@ -774,7 +774,7 @@ void i40e_detect_recover_hung(struct i40e_vsi *vsi)
static bool i40e_clean_tx_irq(struct i40e_vsi *vsi,
struct i40e_ring *tx_ring, int napi_budget)
{
- u16 i = tx_ring->next_to_clean;
+ int i = tx_ring->next_to_clean;
struct i40e_tx_buffer *tx_buf;
struct i40e_tx_desc *tx_head;
struct i40e_tx_desc *tx_desc;
@@ -2035,7 +2035,8 @@ static struct sk_buff *i40e_construct_skb(struct i40e_ring *rx_ring,
/* Determine available headroom for copy */
headlen = size;
if (headlen > I40E_RX_HDR_SIZE)
- headlen = eth_get_headlen(xdp->data, I40E_RX_HDR_SIZE);
+ headlen = eth_get_headlen(skb->dev, xdp->data,
+ I40E_RX_HDR_SIZE);
/* align pull length to size of long to optimize memcpy performance */
memcpy(__skb_put(skb, headlen), xdp->data,
@@ -2959,10 +2960,16 @@ static int i40e_tso(struct i40e_tx_buffer *first, u8 *hdr_len,
/* remove payload length from inner checksum */
paylen = skb->len - l4_offset;
- csum_replace_by_diff(&l4.tcp->check, (__force __wsum)htonl(paylen));
- /* compute length of segmentation header */
- *hdr_len = (l4.tcp->doff * 4) + l4_offset;
+ if (skb_shinfo(skb)->gso_type & SKB_GSO_UDP_L4) {
+ csum_replace_by_diff(&l4.udp->check, (__force __wsum)htonl(paylen));
+ /* compute length of segmentation header */
+ *hdr_len = sizeof(*l4.udp) + l4_offset;
+ } else {
+ csum_replace_by_diff(&l4.tcp->check, (__force __wsum)htonl(paylen));
+ /* compute length of segmentation header */
+ *hdr_len = (l4.tcp->doff * 4) + l4_offset;
+ }
/* pull values out of skb_shinfo */
gso_size = skb_shinfo(skb)->gso_size;
@@ -3261,7 +3268,7 @@ int __i40e_maybe_stop_tx(struct i40e_ring *tx_ring, int size)
**/
bool __i40e_chk_linearize(struct sk_buff *skb)
{
- const struct skb_frag_struct *frag, *stale;
+ const skb_frag_t *frag, *stale;
int nr_frags, sum;
/* no need to check if number of frags is less than 7 */
@@ -3305,7 +3312,7 @@ bool __i40e_chk_linearize(struct sk_buff *skb)
* descriptor associated with the fragment.
*/
if (stale_size > I40E_MAX_DATA_PER_TXD) {
- int align_pad = -(stale->page_offset) &
+ int align_pad = -(skb_frag_off(stale)) &
(I40E_MAX_READ_REQ_SIZE - 1);
sum -= align_pad;
@@ -3348,7 +3355,7 @@ static inline int i40e_tx_map(struct i40e_ring *tx_ring, struct sk_buff *skb,
{
unsigned int data_len = skb->data_len;
unsigned int size = skb_headlen(skb);
- struct skb_frag_struct *frag;
+ skb_frag_t *frag;
struct i40e_tx_buffer *tx_bi;
struct i40e_tx_desc *tx_desc;
u16 i = tx_ring->next_to_use;
@@ -3469,13 +3476,8 @@ static inline int i40e_tx_map(struct i40e_ring *tx_ring, struct sk_buff *skb,
first->next_to_watch = tx_desc;
/* notify HW of packet */
- if (netif_xmit_stopped(txring_txq(tx_ring)) || !skb->xmit_more) {
+ if (netif_xmit_stopped(txring_txq(tx_ring)) || !netdev_xmit_more()) {
writel(i, tx_ring->tail);
-
- /* we need this if more than one processor can write to our tail
- * at a time, it synchronizes IO on IA64/Altix systems
- */
- mmiowb();
}
return 0;
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