These function were added in commit 5952758101 ("dsa: mv88e6xxx:
Optimise atu_get") and are now used by mwifiex.
Signed-off-by: Hauke Mehrtens <hauke@xxxxxxxxxx>
---
backport/backport-include/linux/etherdevice.h | 34 +++++++++++++++++++++++++++
1 file changed, 34 insertions(+)
diff --git a/backport/backport-include/linux/etherdevice.h b/backport/backport-include/linux/etherdevice.h
index 92256e00..a00e6660 100644
--- a/backport/backport-include/linux/etherdevice.h
+++ b/backport/backport-include/linux/etherdevice.h
@@ -193,4 +193,38 @@ static inline int eth_skb_pad(struct sk_buff *skb)
}
#endif /* LINUX_VERSION_IS_LESS(3,19,0) */
+#if LINUX_VERSION_IS_LESS(4,11,0)
+/**
+ * ether_addr_to_u64 - Convert an Ethernet address into a u64 value.
+ * @addr: Pointer to a six-byte array containing the Ethernet address
+ *
+ * Return a u64 value of the address
+ */
+static inline u64 ether_addr_to_u64(const u8 *addr)
+{
+ u64 u = 0;
+ int i;
+
+ for (i = 0; i < ETH_ALEN; i++)
+ u = u << 8 | addr[i];
+
+ return u;
+}
+
+/**
+ * u64_to_ether_addr - Convert a u64 to an Ethernet address.
+ * @u: u64 to convert to an Ethernet MAC address
+ * @addr: Pointer to a six-byte array to contain the Ethernet address
+ */
+static inline void u64_to_ether_addr(u64 u, u8 *addr)
+{
+ int i;
+
+ for (i = ETH_ALEN - 1; i >= 0; i--) {
+ addr[i] = u & 0xff;
+ u = u >> 8;
+ }
+}
+#endif /* LINUX_VERSION_IS_LESS(4,11,0) */
+
#endif /* _BACKPORT_LINUX_ETHERDEVICE_H */
--
2.11.0
--
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