Merge branch 'amd-xgbe-next'

Tom Lendacky says:

====================
amd-xgbe: AMD XGBE driver updates 2014-11-20

The following series of patches includes functional updates to the
driver as well as some trivial changes.

- Add a read memory barrier in the Tx and Rx path after checking the
  descriptor ownership bit
- Wait for the Tx engine to stop/suspend before issuing a stop command
- Implement a smatch tool suggestion to simplify an if statement
- Separate out Tx and Rx ring data fields into their own structures
- Add BQL support
- Remove an unused variable
- Change Tx coalescing support to operate on packet basis instead of
  a descriptor basis
- Add support for the skb->xmit_more flag

This patch series is based on net-next.
====================

Signed-off-by: David S. Miller <davem@davemloft.net>