From adc5413965e6ca2cd18f0ec89933f762b5605574 Mon Sep 17 00:00:00 2001 From: Jesse Brandeburg Date: Thu, 31 Aug 2006 14:27:51 -0700 Subject: ixgb: Add buffer_info and test like e1000 has. Signed-off-by: Jesse Brandeburg Signed-off-by: Auke Kok --- drivers/net/ixgb/ixgb_main.c | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'drivers/net/ixgb') diff --git a/drivers/net/ixgb/ixgb_main.c b/drivers/net/ixgb/ixgb_main.c index 960b44b5b02b..a5da48a1fca0 100644 --- a/drivers/net/ixgb/ixgb_main.c +++ b/drivers/net/ixgb/ixgb_main.c @@ -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, -- cgit v1.2.3