ethtool: add PHY Fast Link Down support

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This adds support for Fast Link Down as new PHY tunable.
Fast Link Down reduces the time until a link down event is reported
for 1000BaseT. According to the standard it's 750ms what is too long
for several use cases.

v2:
- add comment describing the constants

Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Reviewed-by: Michal Kubecek <mkubecek@suse.cz>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Heiner Kallweit 2019-03-25 19:34:58 +01:00 • committed by David S. Miller

parent 7b7ed885af

commit 3aeb0803f7

2 changed files with 10 additions and 0 deletions

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include/uapi/linux/ethtool.h

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