On Fri, Jul 02, 2021 at 12:17:48PM +0200, Oleksij Rempel wrote:

This switch provides simple address resolution table, without VLAN or
multicast specific information.
With this patch we are able now to read, modify unicast and mulicast

mul_t_icast.

addresses.
+static int ar9331_sw_port_fdb_dump(struct dsa_switch *ds, int port,
+				   dsa_fdb_dump_cb_t *cb, void *data)
+{
+	struct ar9331_sw_priv *priv = (struct ar9331_sw_priv *)ds->priv;
+	int cnt = AR9331_SW_NUM_ARL_RECORDS;
+	struct ar9331_sw_fdb _fdb = { 0 };

Why use _fdb? There does not appear to be an fdb?

+static int ar9331_sw_port_fdb_rmw(struct ar9331_sw_priv *priv,
+				  const unsigned char *mac,
+				  u8 port_mask_set,
+				  u8 port_mask_clr)
+{
+	struct regmap *regmap = priv->regmap;
+	u32 f0, f1, f2 = 0;
+	u8 port_mask, port_mask_new, status, func;
+	int ret;

Reverse Christmas tree.

+static int ar9331_sw_port_fdb_add(struct dsa_switch *ds, int port,
+				  const unsigned char *mac, u16 vid)
+{
+	struct ar9331_sw_priv *priv = (struct ar9331_sw_priv *)ds->priv;
+	u16 port_mask = BIT(port);
+
+	dev_info(priv->dev, "%s(%pM, %x)\n", __func__, mac, port);

dev_dbg()?

	Andrew