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ixgb: Add buffer_info and test like e1000 has. 

Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Signed-off-by: Auke Kok <auke-jan.h.kok@intel.com>
This commit is contained in:
Jesse Brandeburg 2006-08-31 14:27:51 -07:00 committed by Auke Kok
parent 7a0eec3bca
commit adc5413965
1 changed files with 7 additions and 0 deletions
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7
drivers/net/ixgb/ixgb_main.c
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@ -1174,6 +1174,7 @@ ixgb_tso(struct ixgb_adapter *adapter, struct sk_buff *skb)
int err;
if (likely(skb_is_gso(skb))) {
struct ixgb_buffer *buffer_info;
if (skb_header_cloned(skb)) {
err = pskb_expand_head(skb, 0, 0, GFP_ATOMIC);
if (err)
@ -1196,6 +1197,8 @@ ixgb_tso(struct ixgb_adapter *adapter, struct sk_buff *skb)
i = adapter->tx_ring.next_to_use;
context_desc = IXGB_CONTEXT_DESC(adapter->tx_ring, i);
buffer_info = &adapter->tx_ring.buffer_info[i];
WARN_ON(buffer_info->dma != 0);
context_desc->ipcss = ipcss;
context_desc->ipcso = ipcso;
@ -1233,11 +1236,14 @@ ixgb_tx_csum(struct ixgb_adapter *adapter, struct sk_buff *skb)
uint8_t css, cso;
if(likely(skb->ip_summed == CHECKSUM_HW)) {
struct ixgb_buffer *buffer_info;
css = skb->h.raw - skb->data;
cso = (skb->h.raw + skb->csum) - skb->data;
i = adapter->tx_ring.next_to_use;
context_desc = IXGB_CONTEXT_DESC(adapter->tx_ring, i);
buffer_info = &adapter->tx_ring.buffer_info[i];
WARN_ON(buffer_info->dma != 0);
context_desc->tucss = css;
context_desc->tucso = cso;
@ -1283,6 +1289,7 @@ ixgb_tx_map(struct ixgb_adapter *adapter, struct sk_buff *skb,
buffer_info = &tx_ring->buffer_info[i];
size = min(len, IXGB_MAX_DATA_PER_TXD);
buffer_info->length = size;
WARN_ON(buffer_info->dma != 0);
buffer_info->dma =
pci_map_single(adapter->pdev,
skb->data + offset,