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qede: Add support for ingress headroom
authorMintz, Yuval <Yuval.Mintz@cavium.com>
Fri, 7 Apr 2017 08:05:00 +0000 (11:05 +0300)
committerDavid S. Miller <davem@davemloft.net>
Fri, 7 Apr 2017 13:26:14 +0000 (06:26 -0700)
commit15ed8a47ff0571dd268e37002511993b47e996bd
tree6bf2b4788fbf4174e304f0f59bbc25fb03dee2f1
parent40b8c45492efc97d9d397475bf475d497fbb9174
qede: Add support for ingress headroom

Driver currently doesn't support any headroom; The only 'available'
space it has in the head of the buffer is due to the placement
offset.
In order to allow [later] support of XDP adjustment of headroom,
modify the the ingress flow to properly handle a scenario where
the packets would have such.

Signed-off-by: Yuval Mintz <Yuval.Mintz@cavium.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/qlogic/qede/qede.h
drivers/net/ethernet/qlogic/qede/qede_fp.c
drivers/net/ethernet/qlogic/qede/qede_main.c