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-rw-r--r--include/uapi/linux/ethtool.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/include/uapi/linux/ethtool.h b/include/uapi/linux/ethtool.h
index 42f696f139ec..f0db7788f887 100644
--- a/include/uapi/linux/ethtool.h
+++ b/include/uapi/linux/ethtool.h
@@ -248,9 +248,12 @@ struct ethtool_tunable {
void *data[0];
};
+#define DOWNSHIFT_DEV_DEFAULT_COUNT 0xff
+#define DOWNSHIFT_DEV_DISABLE 0
+
enum phy_tunable_id {
ETHTOOL_PHY_ID_UNSPEC,
-
+ ETHTOOL_PHY_DOWNSHIFT,
/*
* Add your fresh new phy tunable attribute above and remember to update
* phy_tunable_strings[] in net/core/ethtool.c
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