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[SCSI] net: add FCoE offload support through net_device

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This adds support to provide Fiber Channel over Ethernet (FCoE) offload
through net_device's net_device_ops struct. The offload through net_device
for FCoE is enabled in kernel as built-in or module driver.

Signed-off-by: Yi Zou <yi.zou@intel.com>
Acked-by: David Miller <davem@davemloft.net>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
This commit is contained in:
Yi Zou
2009-02-27 14:06:59 -08:00
committed by James Bottomley
parent 1c8dbcf649
commit 4d288d5767
1 changed files with 13 additions and 0 deletions
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13
include/linux/netdevice.h
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@@ -582,6 +582,14 @@ struct net_device_ops {
#define HAVE_NETDEV_POLL #define HAVE_NETDEV_POLL
void (*ndo_poll_controller)(struct net_device *dev); void (*ndo_poll_controller)(struct net_device *dev);
#endif #endif
#if defined(CONFIG_FCOE) || defined(CONFIG_FCOE_MODULE)
int (*ndo_fcoe_ddp_setup)(struct net_device *dev,
u16 xid,
struct scatterlist *sgl,
unsigned int sgc);
int (*ndo_fcoe_ddp_done)(struct net_device *dev,
u16 xid);
#endif
}; };
/* /*
@@ -843,6 +851,11 @@ struct net_device
struct dcbnl_rtnl_ops *dcbnl_ops; struct dcbnl_rtnl_ops *dcbnl_ops;
#endif #endif
#if defined(CONFIG_FCOE) || defined(CONFIG_FCOE_MODULE)
/* max exchange id for FCoE LRO by ddp */
unsigned int fcoe_ddp_xid;
#endif
#ifdef CONFIG_COMPAT_NET_DEV_OPS #ifdef CONFIG_COMPAT_NET_DEV_OPS
struct { struct {
int (*init)(struct net_device *dev); int (*init)(struct net_device *dev);