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authorMatthew Wilcox (Oracle) <willy@infradead.org>2019-07-22 20:08:25 -0700
committerDavid S. Miller <davem@davemloft.net>2019-07-22 20:47:56 -0700
commitd7840976e3915669382c62ddd1700960f348328e (patch)
tree56dc7cc1ae1efc1c947fec907f1bf6775d85a774 /drivers/net/ethernet/cavium/liquidio/lio_vf_main.c
parentnet: usb: Merge cpu_to_le32s + memcpy to put_unaligned_le32 (diff)
downloadlinux-dev-d7840976e3915669382c62ddd1700960f348328e.tar.xz
linux-dev-d7840976e3915669382c62ddd1700960f348328e.zip
net: Use skb accessors in network drivers
In preparation for unifying the skb_frag and bio_vec, use the fine accessors which already exist and use skb_frag_t instead of struct skb_frag_struct. Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/cavium/liquidio/lio_vf_main.c')
-rw-r--r--drivers/net/ethernet/cavium/liquidio/lio_vf_main.c23
1 files changed, 11 insertions, 12 deletions
diff --git a/drivers/net/ethernet/cavium/liquidio/lio_vf_main.c b/drivers/net/ethernet/cavium/liquidio/lio_vf_main.c
index db0b90555acb..370d76822ee0 100644
--- a/drivers/net/ethernet/cavium/liquidio/lio_vf_main.c
+++ b/drivers/net/ethernet/cavium/liquidio/lio_vf_main.c
@@ -837,11 +837,11 @@ static void free_netsgbuf(void *buf)
i = 1;
while (frags--) {
- struct skb_frag_struct *frag = &skb_shinfo(skb)->frags[i - 1];
+ skb_frag_t *frag = &skb_shinfo(skb)->frags[i - 1];
pci_unmap_page((lio->oct_dev)->pci_dev,
g->sg[(i >> 2)].ptr[(i & 3)],
- frag->size, DMA_TO_DEVICE);
+ skb_frag_size(frag), DMA_TO_DEVICE);
i++;
}
@@ -881,11 +881,11 @@ static void free_netsgbuf_with_resp(void *buf)
i = 1;
while (frags--) {
- struct skb_frag_struct *frag = &skb_shinfo(skb)->frags[i - 1];
+ skb_frag_t *frag = &skb_shinfo(skb)->frags[i - 1];
pci_unmap_page((lio->oct_dev)->pci_dev,
g->sg[(i >> 2)].ptr[(i & 3)],
- frag->size, DMA_TO_DEVICE);
+ skb_frag_size(frag), DMA_TO_DEVICE);
i++;
}
@@ -1497,7 +1497,7 @@ static netdev_tx_t liquidio_xmit(struct sk_buff *skb, struct net_device *netdev)
ndata.reqtype = REQTYPE_NORESP_NET;
} else {
- struct skb_frag_struct *frag;
+ skb_frag_t *frag;
struct octnic_gather *g;
int i, frags;
@@ -1535,11 +1535,9 @@ static netdev_tx_t liquidio_xmit(struct sk_buff *skb, struct net_device *netdev)
frag = &skb_shinfo(skb)->frags[i - 1];
g->sg[(i >> 2)].ptr[(i & 3)] =
- dma_map_page(&oct->pci_dev->dev,
- frag->page.p,
- frag->page_offset,
- frag->size,
- DMA_TO_DEVICE);
+ skb_frag_dma_map(&oct->pci_dev->dev,
+ frag, 0, skb_frag_size(frag),
+ DMA_TO_DEVICE);
if (dma_mapping_error(&oct->pci_dev->dev,
g->sg[i >> 2].ptr[i & 3])) {
dma_unmap_single(&oct->pci_dev->dev,
@@ -1550,7 +1548,7 @@ static netdev_tx_t liquidio_xmit(struct sk_buff *skb, struct net_device *netdev)
frag = &skb_shinfo(skb)->frags[j - 1];
dma_unmap_page(&oct->pci_dev->dev,
g->sg[j >> 2].ptr[j & 3],
- frag->size,
+ skb_frag_size(frag),
DMA_TO_DEVICE);
}
dev_err(&oct->pci_dev->dev, "%s DMA mapping error 3\n",
@@ -1558,7 +1556,8 @@ static netdev_tx_t liquidio_xmit(struct sk_buff *skb, struct net_device *netdev)
return NETDEV_TX_BUSY;
}
- add_sg_size(&g->sg[(i >> 2)], frag->size, (i & 3));
+ add_sg_size(&g->sg[(i >> 2)], skb_frag_size(frag),
+ (i & 3));
i++;
}