This commit allows the setting of the MAC table aging in the R-Car S4
Rswitch using the SWITCHDEV_ATTR_ID_BRIDGE_AGEING_TIME attribute.
Signed-off-by: Michael Dege <michael.dege@xxxxxxxxxxx>
---
drivers/net/ethernet/renesas/rswitch_l2.c | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)
diff --git a/drivers/net/ethernet/renesas/rswitch_l2.c b/drivers/net/ethernet/renesas/rswitch_l2.c
index 4177601000016b61def64735710052ba25222ff2..3d47ac668b4f5dfca87a192f2fc020597bef115d 100644
--- a/drivers/net/ethernet/renesas/rswitch_l2.c
+++ b/drivers/net/ethernet/renesas/rswitch_l2.c
@@ -196,6 +196,25 @@ static int rswitch_netdevice_event(struct notifier_block *nb,
return NOTIFY_OK;
}
+static int rswitch_update_ageing_time(struct net_device *ndev, clock_t time)
+{
+ struct rswitch_device *rdev = netdev_priv(ndev);
+ u32 reg_val;
+
+ if (!is_rdev(ndev))
+ return -ENODEV;
+
+ if (!FIELD_FIT(FWMACAGC_MACAGT, time))
+ return -EINVAL;
+
+ rdev = netdev_priv(ndev);
+ reg_val = FIELD_PREP(FWMACAGC_MACAGT, time);
+ reg_val |= FWMACAGC_MACAGE | FWMACAGC_MACAGSL;
+ iowrite32(reg_val, rdev->priv->addr + FWMACAGC);
+
+ return 0;
+}
+
static int rswitch_port_attr_set(struct net_device *ndev, const void *ctx,
const struct switchdev_attr *attr,
struct netlink_ext_ack *extack)
@@ -203,6 +222,8 @@ static int rswitch_port_attr_set(struct net_device *ndev, const void *ctx,
switch (attr->id) {
case SWITCHDEV_ATTR_ID_PORT_STP_STATE:
return rswitch_port_update_stp_state(ndev, attr->u.stp_state);
+ case SWITCHDEV_ATTR_ID_BRIDGE_AGEING_TIME:
+ return rswitch_update_ageing_time(ndev, attr->u.ageing_time);
default:
return -EOPNOTSUPP;
}
--
2.49.0
