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| author |   David S. Miller <davem@davemloft.net> | 2008-09-11 04:51:14 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2008-09-11 04:51:14 -0700 |
| commit | a40c24a13366e324bc0ff8c3bb107db89312c984 (patch) | |
| tree | e09838bb9becdc16220b8d1bbc67b67010543190 /include/linux/skbuff.h | |
| parent | net: Add DMA mapping tokens to skb_shared_info. (diff) | |
| download | linux-dev-a40c24a13366e324bc0ff8c3bb107db89312c984.tar.xz linux-dev-a40c24a13366e324bc0ff8c3bb107db89312c984.zip | |
net: Add SKB DMA mapping helper functions.
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/skbuff.h')
| -rw-r--r-- | include/linux/skbuff.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 4b2be23903c4..aa80ad9cbc88 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -359,6 +359,14 @@ struct sk_buff { #include <asm/system.h> +#ifdef CONFIG_HAS_DMA +#include <linux/dma-mapping.h> +extern int skb_dma_map(struct device *dev, struct sk_buff *skb, + enum dma_data_direction dir); +extern void skb_dma_unmap(struct device *dev, struct sk_buff *skb, + enum dma_data_direction dir); +#endif + extern void kfree_skb(struct sk_buff *skb); extern void __kfree_skb(struct sk_buff *skb); extern struct sk_buff *__alloc_skb(unsigned int size, |