Blame view
include/net/netdma.h
1.42 KB
db2173348
|
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 |
/* * Copyright(c) 2004 - 2006 Intel Corporation. All rights reserved. * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the Free * Software Foundation; either version 2 of the License, or (at your option) * any later version. * * This program is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for * more details. * * You should have received a copy of the GNU General Public License along with * this program; if not, write to the Free Software Foundation, Inc., 59 * Temple Place - Suite 330, Boston, MA 02111-1307, USA. * * The full GNU General Public License is included in this distribution in the * file called COPYING. */ #ifndef NETDMA_H #define NETDMA_H |
db2173348
|
23 24 |
#ifdef CONFIG_NET_DMA #include <linux/dmaengine.h> |
de5506e15
|
25 |
#include <linux/skbuff.h> |
db2173348
|
26 27 28 29 30 |
static inline struct dma_chan *get_softnet_dma(void) { struct dma_chan *chan; rcu_read_lock(); |
29bbd72d6
|
31 |
chan = rcu_dereference(__get_cpu_var(softnet_data).net_dma); |
db2173348
|
32 33 34 35 36 |
if (chan) dma_chan_get(chan); rcu_read_unlock(); return chan; } |
de5506e15
|
37 38 |
int dma_skb_copy_datagram_iovec(struct dma_chan* chan, |
64d2f0855
|
39 |
struct sk_buff *skb, int offset, struct iovec *to, |
de5506e15
|
40 |
size_t len, struct dma_pinned_list *pinned_list); |
db2173348
|
41 42 |
#endif /* CONFIG_NET_DMA */ #endif /* NETDMA_H */ |