4 files changed, 8 insertions, 28 deletions

diff --git a/drivers/net/dsa/b53/b53_common.c b/drivers/net/dsa/b53/b53_common.c
index 947adda..d5370c2 100644
--- a/drivers/net/dsa/b53/b53_common.c
+++ b/drivers/net/dsa/b53/b53_common.c
@@ -1137,7 +1137,7 @@ static int b53_arl_op(struct b53_device *dev, int op, int port,
 	int ret;
 
 	/* Convert the array into a 64-bit MAC */
-	mac = b53_mac_to_u64(addr);
+	mac = ether_addr_to_u64(addr);
 
 	/* Perform a read for the given MAC and VID */
 	b53_write48(dev, B53_ARLIO_PAGE, B53_MAC_ADDR_IDX, mac);
diff --git a/drivers/net/dsa/b53/b53_priv.h b/drivers/net/dsa/b53/b53_priv.h
index f192a67..1f4b07b 100644
--- a/drivers/net/dsa/b53/b53_priv.h
+++ b/drivers/net/dsa/b53/b53_priv.h
@@ -22,6 +22,7 @@
 #include <linux/kernel.h>
 #include <linux/mutex.h>
 #include <linux/phy.h>
+#include <linux/etherdevice.h>
 #include <net/dsa.h>
 
 #include "b53_regs.h"
@@ -325,25 +326,6 @@ struct b53_arl_entry {
 	u8 is_static:1;
 };
 
-static inline void b53_mac_from_u64(u64 src, u8 *dst)
-{
-	unsigned int i;
-
-	for (i = 0; i < ETH_ALEN; i++)
-		dst[ETH_ALEN - 1 - i] = (src >> (8 * i)) & 0xff;
-}
-
-static inline u64 b53_mac_to_u64(const u8 *src)
-{
-	unsigned int i;
-	u64 dst = 0;
-
-	for (i = 0; i < ETH_ALEN; i++)
-		dst |= (u64)src[ETH_ALEN - 1 - i] << (8 * i);
-
-	return dst;
-}
-
 static inline void b53_arl_to_entry(struct b53_arl_entry *ent,
 				    u64 mac_vid, u32 fwd_entry)
 {
@@ -352,14 +334,14 @@ static inline void b53_arl_to_entry(struct b53_arl_entry *ent,
 	ent->is_valid = !!(fwd_entry & ARLTBL_VALID);
 	ent->is_age = !!(fwd_entry & ARLTBL_AGE);
 	ent->is_static = !!(fwd_entry & ARLTBL_STATIC);
-	b53_mac_from_u64(mac_vid, ent->mac);
+	u64_to_ether_addr(mac_vid, ent->mac);
 	ent->vid = mac_vid >> ARLTBL_VID_S;
 }
 
 static inline void b53_arl_from_entry(u64 *mac_vid, u32 *fwd_entry,
 				      const struct b53_arl_entry *ent)
 {
-	*mac_vid = b53_mac_to_u64(ent->mac);
+	*mac_vid = ether_addr_to_u64(ent->mac);
 	*mac_vid |= (u64)(ent->vid & ARLTBL_VID_MASK) << ARLTBL_VID_S;
 	*fwd_entry = ent->port & ARLTBL_DATA_PORT_ID_MASK;
 	if (ent->is_valid)
diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c
index f7222dc..676b0e2 100644
--- a/drivers/net/dsa/mv88e6xxx/chip.c
+++ b/drivers/net/dsa/mv88e6xxx/chip.c
@@ -2023,7 +2023,8 @@ static int mv88e6xxx_atu_get(struct mv88e6xxx_chip *chip, int fid,
 	struct mv88e6xxx_atu_entry next;
 	int err;
 
-	eth_broadcast_addr(next.mac);
+	memcpy(next.mac, addr, ETH_ALEN);
+	eth_addr_dec(next.mac);
 
 	err = _mv88e6xxx_atu_mac_write(chip, next.mac);
 	if (err)
@@ -2041,7 +2042,7 @@ static int mv88e6xxx_atu_get(struct mv88e6xxx_chip *chip, int fid,
 			*entry = next;
 			return 0;
 		}
-	} while (!is_broadcast_ether_addr(next.mac));
+	} while (ether_addr_greater(addr, next.mac));
 
 	memset(entry, 0, sizeof(*entry));
 	entry->fid = fid;
@@ -4240,10 +4241,6 @@ static void mv88e6xxx_phy_destroy(struct mv88e6xxx_chip *chip)
 static int mv88e6xxx_smi_init(struct mv88e6xxx_chip *chip,
 			      struct mii_bus *bus, int sw_addr)
 {
-	/* ADDR[0] pin is unavailable externally and considered zero */
-	if (sw_addr & 0x1)
-		return -EINVAL;
-
 	if (sw_addr == 0)
 		chip->smi_ops = &mv88e6xxx_smi_single_chip_ops;
 	else if (mv88e6xxx_has(chip, MV88E6XXX_FLAGS_MULTI_CHIP))
diff --git a/drivers/net/dsa/mv88e6xxx/mv88e6xxx.h b/drivers/net/dsa/mv88e6xxx/mv88e6xxx.h
index af54bae..a224d66 100644
--- a/drivers/net/dsa/mv88e6xxx/mv88e6xxx.h
+++ b/drivers/net/dsa/mv88e6xxx/mv88e6xxx.h
@@ -566,6 +566,7 @@ enum mv88e6xxx_cap {
 	(MV88E6XXX_FLAG_G1_ATU_FID |	\
 	 MV88E6XXX_FLAG_G1_VTU_FID |	\
 	 MV88E6XXX_FLAG_GLOBAL2 |	\
+	 MV88E6XXX_FLAG_G2_INT |        \
 	 MV88E6XXX_FLAG_G2_MGMT_EN_2X |	\
 	 MV88E6XXX_FLAG_G2_MGMT_EN_0X |	\
 	 MV88E6XXX_FLAG_G2_POT |	\