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authorIan Campbell <Ian.Campbell@citrix.com>2011-09-21 21:53:16 +0000
committerDavid S. Miller <davem@davemloft.net>2011-09-22 16:04:15 -0400
commit4a22c4c919c201c2a7f4ee09e672435a3072d875 (patch)
tree173bda72ec4fc72bbc26e81739125a349db06d1b /drivers/net/ethernet/sfc/tx.c
parents2io: convert to SKB paged frag API. (diff)
downloadlinux-dev-4a22c4c919c201c2a7f4ee09e672435a3072d875.tar.xz
linux-dev-4a22c4c919c201c2a7f4ee09e672435a3072d875.zip
sfc: convert to SKB paged frag API.
Signed-off-by: Ian Campbell <ian.campbell@citrix.com> Cc: Solarflare linux maintainers <linux-net-drivers@solarflare.com> Cc: Steve Hodgson <shodgson@solarflare.com> Cc: Ben Hutchings <bhutchings@solarflare.com> Cc: netdev@vger.kernel.org Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to '')
-rw-r--r--drivers/net/ethernet/sfc/tx.c13
1 files changed, 4 insertions, 9 deletions
diff --git a/drivers/net/ethernet/sfc/tx.c b/drivers/net/ethernet/sfc/tx.c
index 84eb99e0f8d2..f2467a1b51bd 100644
--- a/drivers/net/ethernet/sfc/tx.c
+++ b/drivers/net/ethernet/sfc/tx.c
@@ -137,8 +137,6 @@ netdev_tx_t efx_enqueue_skb(struct efx_tx_queue *tx_queue, struct sk_buff *skb)
struct pci_dev *pci_dev = efx->pci_dev;
struct efx_tx_buffer *buffer;
skb_frag_t *fragment;
- struct page *page;
- int page_offset;
unsigned int len, unmap_len = 0, fill_level, insert_ptr;
dma_addr_t dma_addr, unmap_addr = 0;
unsigned int dma_len;
@@ -241,13 +239,11 @@ netdev_tx_t efx_enqueue_skb(struct efx_tx_queue *tx_queue, struct sk_buff *skb)
break;
fragment = &skb_shinfo(skb)->frags[i];
len = fragment->size;
- page = fragment->page;
- page_offset = fragment->page_offset;
i++;
/* Map for DMA */
unmap_single = false;
- dma_addr = pci_map_page(pci_dev, page, page_offset, len,
- PCI_DMA_TODEVICE);
+ dma_addr = skb_frag_dma_map(&pci_dev->dev, fragment, 0, len,
+ PCI_DMA_TODEVICE);
}
/* Transfer ownership of the skb to the final buffer */
@@ -929,9 +925,8 @@ static void tso_start(struct tso_state *st, const struct sk_buff *skb)
static int tso_get_fragment(struct tso_state *st, struct efx_nic *efx,
skb_frag_t *frag)
{
- st->unmap_addr = pci_map_page(efx->pci_dev, frag->page,
- frag->page_offset, frag->size,
- PCI_DMA_TODEVICE);
+ st->unmap_addr = skb_frag_dma_map(&efx->pci_dev->dev, frag, 0,
+ frag->size, PCI_DMA_TODEVICE);
if (likely(!pci_dma_mapping_error(efx->pci_dev, st->unmap_addr))) {
st->unmap_single = false;
st->unmap_len = frag->size;