Recent firmware versions offer access to more DPNI statistics
counters. Add the relevant ones to ethtool interface stats.

Also we can now make use of a new counter for in flight egress frames
to avoid sleeping an arbitrary amount of time in the ndo_stop routine.

v2: in patch 2/3, treat separately the error case for unsupported
statistics pages

Ioana Radulescu (3):
  dpaa2-eth: Minor refactoring in ethtool stats
  dpaa2-eth: Add new DPNI statistics counters
  dpaa2-eth: Poll Tx pending frames counter on if down

 drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c   | 31 +++++++++++++++--
 .../net/ethernet/freescale/dpaa2/dpaa2-ethtool.c   | 37 +++++++++++++-------
 drivers/net/ethernet/freescale/dpaa2/dpni.c        |  2 +-
 drivers/net/ethernet/freescale/dpaa2/dpni.h        | 40 ++++++++++++++++++++++
 4 files changed, 93 insertions(+), 17 deletions(-)

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2.7.4