diff options
Diffstat (limited to 'drivers/net/dsa')
| -rw-r--r-- | drivers/net/dsa/microchip/ksz_common.c | 20 |
1 files changed, 14 insertions, 6 deletions
diff --git a/drivers/net/dsa/microchip/ksz_common.c b/drivers/net/dsa/microchip/ksz_common.c index 8244204e177d..0c3adc389d0b 100644 --- a/drivers/net/dsa/microchip/ksz_common.c +++ b/drivers/net/dsa/microchip/ksz_common.c @@ -3617,12 +3617,20 @@ bool ksz_is_port_mac_global_usable(struct dsa_switch *ds, int port) return true; } -/* Program the switch's MAC address register with the MAC address of the - * requesting user port. This single address is used by the switch for multiple - * features, like HSR self-address filtering and WoL. Other user ports are - * allowed to share ownership of this address as long as their MAC address is - * the same. The user ports' MAC addresses must not change while they have - * ownership of the switch MAC address. +/** + * ksz_switch_macaddr_get - Program the switch's MAC address register. + * @ds: DSA switch instance. + * @port: Port number. + * @extack: Netlink extended acknowledgment. + * + * This function programs the switch's MAC address register with the MAC address + * of the requesting user port. This single address is used by the switch for + * multiple features like HSR self-address filtering and WoL. Other user ports + * can share ownership of this address as long as their MAC address is the same. + * The MAC addresses of user ports must not change while they have ownership of + * the switch MAC address. + * + * Return: 0 on success, or other error codes on failure. */ int ksz_switch_macaddr_get(struct dsa_switch *ds, int port, struct netlink_ext_ack *extack) |