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-rw-r--r--include/linux/mii.h19
1 files changed, 19 insertions, 0 deletions
diff --git a/include/linux/mii.h b/include/linux/mii.h
index 8c7da9473ad9..9ed49c8261d0 100644
--- a/include/linux/mii.h
+++ b/include/linux/mii.h
@@ -335,6 +335,25 @@ static inline void mii_adv_to_linkmode_adv_t(unsigned long *advertising,
}
/**
+ * ethtool_adv_to_lcl_adv_t
+ * @advertising:pointer to ethtool advertising
+ *
+ * A small helper function that translates ethtool advertising to LVL
+ * pause capabilities.
+ */
+static inline u32 ethtool_adv_to_lcl_adv_t(u32 advertising)
+{
+ u32 lcl_adv = 0;
+
+ if (advertising & ADVERTISED_Pause)
+ lcl_adv |= ADVERTISE_PAUSE_CAP;
+ if (advertising & ADVERTISED_Asym_Pause)
+ lcl_adv |= ADVERTISE_PAUSE_ASYM;
+
+ return lcl_adv;
+}
+
+/**
* mii_advertise_flowctrl - get flow control advertisement flags
* @cap: Flow control capabilities (FLOW_CTRL_RX, FLOW_CTRL_TX or both)
*/