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DCB: Add support for DCB BCN

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Adds an interface to configure the Backward Congestion Notification
(BCN) feature.  In a BCN capabale network, congestion notifications
from congested points out in the network can cause the end station
limit the rate of a given traffic flow.

Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Alexander Duyck
2008-11-20 21:10:23 -08:00
committed by David S. Miller
parent 0eb3aa9bab
commit 859ee3c438
5 changed files with 416 additions and 9 deletions
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4
include/net/dcbnl.h
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@ -44,6 +44,10 @@ struct dcbnl_rtnl_ops {
u8 (*setnumtcs)(struct net_device *, int, u8);
u8 (*getpfcstate)(struct net_device *);
void (*setpfcstate)(struct net_device *, u8);
void (*getbcncfg)(struct net_device *, int, u32 *);
void (*setbcncfg)(struct net_device *, int, u32);
void (*getbcnrp)(struct net_device *, int, u8 *);
void (*setbcnrp)(struct net_device *, int, u8);
};
#endif /* __NET_DCBNL_H__ */