aboutsummaryrefslogtreecommitdiffstats
path: root/include/net/netdma.h
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@g5.osdl.org>2006-06-19 21:55:56 -0400
committerLinus Torvalds <torvalds@g5.osdl.org>2006-06-19 21:55:56 -0400
commitd0b952a9837f81cd89e756b1b34293fa6e1cb59d (patch)
treefbe488bc5f407afa0e91cefb262d9e9ee69062ac /include/net/netdma.h
parentd90125bfe958ed0451c6b98f831c86aba08b43d5 (diff)
parent47552c4e555eefe381f3d45140b59a2ea4b16486 (diff)
Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
* master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6: (109 commits) [ETHTOOL]: Fix UFO typo [SCTP]: Fix persistent slowdown in sctp when a gap ack consumes rx buffer. [SCTP]: Send only 1 window update SACK per message. [SCTP]: Don't do CRC32C checksum over loopback. [SCTP] Reset rtt_in_progress for the chunk when processing its sack. [SCTP]: Reject sctp packets with broadcast addresses. [SCTP]: Limit association max_retrans setting in setsockopt. [PFKEYV2]: Fix inconsistent typing in struct sadb_x_kmprivate. [IPV6]: Sum real space for RTAs. [IRDA]: Use put_unaligned() in irlmp_do_discovery(). [BRIDGE]: Add support for NETIF_F_HW_CSUM devices [NET]: Add NETIF_F_GEN_CSUM and NETIF_F_ALL_CSUM [TG3]: Convert to non-LLTX [TG3]: Remove unnecessary tx_lock [TCP]: Add tcp_slow_start_after_idle sysctl. [BNX2]: Update version and reldate [BNX2]: Use CPU native page size [BNX2]: Use compressed firmware [BNX2]: Add firmware decompression [BNX2]: Allow WoL settings on new 5708 chips ... Manual fixup for conflict in drivers/net/tulip/winbond-840.c
Diffstat (limited to 'include/net/netdma.h')
-rw-r--r--include/net/netdma.h44
1 files changed, 44 insertions, 0 deletions
diff --git a/include/net/netdma.h b/include/net/netdma.h
new file mode 100644
index 000000000000..19760eb131aa
--- /dev/null
+++ b/include/net/netdma.h
@@ -0,0 +1,44 @@
1/*
2 * Copyright(c) 2004 - 2006 Intel Corporation. All rights reserved.
3 *
4 * This program is free software; you can redistribute it and/or modify it
5 * under the terms of the GNU General Public License as published by the Free
6 * Software Foundation; either version 2 of the License, or (at your option)
7 * any later version.
8 *
9 * This program is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
12 * more details.
13 *
14 * You should have received a copy of the GNU General Public License along with
15 * this program; if not, write to the Free Software Foundation, Inc., 59
16 * Temple Place - Suite 330, Boston, MA 02111-1307, USA.
17 *
18 * The full GNU General Public License is included in this distribution in the
19 * file called COPYING.
20 */
21#ifndef NETDMA_H
22#define NETDMA_H
23#include <linux/config.h>
24#ifdef CONFIG_NET_DMA
25#include <linux/dmaengine.h>
26#include <linux/skbuff.h>
27
28static inline struct dma_chan *get_softnet_dma(void)
29{
30 struct dma_chan *chan;
31 rcu_read_lock();
32 chan = rcu_dereference(__get_cpu_var(softnet_data.net_dma));
33 if (chan)
34 dma_chan_get(chan);
35 rcu_read_unlock();
36 return chan;
37}
38
39int dma_skb_copy_datagram_iovec(struct dma_chan* chan,
40 const struct sk_buff *skb, int offset, struct iovec *to,
41 size_t len, struct dma_pinned_list *pinned_list);
42
43#endif /* CONFIG_NET_DMA */
44#endif /* NETDMA_H */