The MDI-X status is a useful tool for diagnosing network
connectivity issues. We expose MDI-X status as a tri-state value
status which drivers can optionally implement.

Signed-off-by: Chaitanya Lala <redacted>
Signed-off-by: Arthur Jones <redacted>
---
 ethtool-copy.h |    6 ++++++
 ethtool.c      |   13 +++++++++++++
 2 files changed, 19 insertions(+), 0 deletions(-)

diff --git a/ethtool-copy.h b/ethtool-copy.h
index 3ca4e2c..37bbeaf 100644
--- a/ethtool-copy.h
+++ b/ethtool-copy.h

@@ -23,6 +23,7 @@ struct ethtool_cmd {
 	__u8	phy_address;
 	__u8	transceiver;	/* Which transceiver to use */
 	__u8	autoneg;	/* Enable or disable autonegotiation */
+	__u8	is_mdix;
 	__u32	maxtxpkt;	/* Tx pkts before generating tx int */
 	__u32	maxrxpkt;	/* Rx pkts before generating rx int */
 	__u16	speed_hi;