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net: dsa: mv88e6060: setup random mac address 

As for mv88e6xxx, setup the switch from within the mv88e6060 driver with
a random MAC address, and remove the .set_addr implementation.

Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Vivien Didelot 2017-10-13 14:18:07 -04:00 committed by David S. Miller
parent 1723ab4f5e
commit 56c3ff9bf2
1 changed files with 26 additions and 17 deletions
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43
drivers/net/dsa/mv88e6060.c
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@ -9,6 +9,7 @@
*/
#include <linux/delay.h>
#include <linux/etherdevice.h>
#include <linux/jiffies.h>
#include <linux/list.h>
#include <linux/module.h>
@ -188,6 +189,27 @@ static int mv88e6060_setup_port(struct dsa_switch *ds, int p)
return 0;
}
static int mv88e6060_setup_addr(struct dsa_switch *ds)
{
u8 addr[ETH_ALEN];
u16 val;
eth_random_addr(addr);
val = addr[0] << 8 | addr[1];
/* The multicast bit is always transmitted as a zero, so the switch uses
* bit 8 for "DiffAddr", where 0 means all ports transmit the same SA.
*/
val &= 0xfeff;
REG_WRITE(REG_GLOBAL, GLOBAL_MAC_01, val);
REG_WRITE(REG_GLOBAL, GLOBAL_MAC_23, (addr[2] << 8) | addr[3]);
REG_WRITE(REG_GLOBAL, GLOBAL_MAC_45, (addr[4] << 8) | addr[5]);
return 0;
}
static int mv88e6060_setup(struct dsa_switch *ds)
{
int ret;
@ -203,6 +225,10 @@ static int mv88e6060_setup(struct dsa_switch *ds)
if (ret < 0)
return ret;
ret = mv88e6060_setup_addr(ds);
if (ret < 0)
return ret;
for (i = 0; i < MV88E6060_PORTS; i++) {
ret = mv88e6060_setup_port(ds, i);
if (ret < 0)
@ -212,22 +238,6 @@ static int mv88e6060_setup(struct dsa_switch *ds)
return 0;
}
static int mv88e6060_set_addr(struct dsa_switch *ds, u8 *addr)
{
u16 val = addr[0] << 8 | addr[1];
/* The multicast bit is always transmitted as a zero, so the switch uses
* bit 8 for "DiffAddr", where 0 means all ports transmit the same SA.
*/
val &= 0xfeff;
REG_WRITE(REG_GLOBAL, GLOBAL_MAC_01, val);
REG_WRITE(REG_GLOBAL, GLOBAL_MAC_23, (addr[2] << 8) | addr[3]);
REG_WRITE(REG_GLOBAL, GLOBAL_MAC_45, (addr[4] << 8) | addr[5]);
return 0;
}
static int mv88e6060_port_to_phy_addr(int port)
{
if (port >= 0 && port < MV88E6060_PORTS)
@ -262,7 +272,6 @@ static const struct dsa_switch_ops mv88e6060_switch_ops = {
.get_tag_protocol = mv88e6060_get_tag_protocol,
.probe = mv88e6060_drv_probe,
.setup = mv88e6060_setup,
.set_addr = mv88e6060_set_addr,
.phy_read = mv88e6060_phy_read,
.phy_write = mv88e6060_phy_write,
};