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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2023-03-17 04:01:30 -0700
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2023-03-17 04:01:30 -0700
commitd26a3a6ce7e02f9c056ad992bcd9624735022337 (patch)
tree9df8aeaceed50bf65d01172c67f67035c9fa59ef /include/linux/etherdevice.h
parent007e50eb5dbe7b33a43a1449a0d9c29e8dcf1c67 (diff)
parenteeac8ede17557680855031c6f305ece2378af326 (diff)
Merge tag 'v6.3-rc2' into next
Merge with mainline to get of_property_present() and other newer APIs.
Diffstat (limited to 'include/linux/etherdevice.h')
-rw-r--r--include/linux/etherdevice.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/linux/etherdevice.h b/include/linux/etherdevice.h
index a541f0c4f146..224645f17c33 100644
--- a/include/linux/etherdevice.h
+++ b/include/linux/etherdevice.h
@@ -508,6 +508,20 @@ static inline void eth_addr_inc(u8 *addr)
}
/**
+ * eth_addr_add() - Add (or subtract) an offset to/from the given MAC address.
+ *
+ * @offset: Offset to add.
+ * @addr: Pointer to a six-byte array containing Ethernet address to increment.
+ */
+static inline void eth_addr_add(u8 *addr, long offset)
+{
+ u64 u = ether_addr_to_u64(addr);
+
+ u += offset;
+ u64_to_ether_addr(u, addr);
+}
+
+/**
* is_etherdev_addr - Tell if given Ethernet address belongs to the device.
* @dev: Pointer to a device structure
* @addr: Pointer to a six-byte array containing the Ethernet address