Merge branch 'hns3-next'

Guangbin Huang says:

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net: hns3: add new debugfs commands

This series adds three new debugfs commands for the HNS3 ethernet driver.

change log:
V1 -> V2:
1. remove patch "net: hns3: add support for link diagnosis info in debugfs"
   and use ethtool extended link state to implement similar function
   according to Jakub Kicinski's opinion.
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Signed-off-by: David S. Miller <davem@davemloft.net>