net: dsa: ksz_common: use separate phylink_mac_ops for ksz8830

Use a separate phylink_mac_ops for the KSZ8830 chip-id.
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Link: https://lore.kernel.org/r/E1s0O7R-009gq2-Qm@rmk-PC.armlinux.org.ukSigned-off-by: Jakub Kicinski <kuba@kernel.org>

drivers/net/dsa/microchip/ksz_common.c

@@ -253,6 +253,9 @@ static const struct ksz_drive_strength ksz8830_drive_strengths[] = {
 	{ KSZ8873_DRIVE_STRENGTH_16MA, 16000 },
 };
 
+static void ksz8830_phylink_mac_config(struct phylink_config *config,
+				       unsigned int mode,
+				       const struct phylink_link_state *state);
 static void ksz_phylink_mac_config(struct phylink_config *config,
 				   unsigned int mode,
 				   const struct phylink_link_state *state);
@@ -260,6 +263,12 @@ static void ksz_phylink_mac_link_down(struct phylink_config *config,
 				      unsigned int mode,
 				      phy_interface_t interface);
 
+static const struct phylink_mac_ops ksz8830_phylink_mac_ops = {
+	.mac_config	= ksz8830_phylink_mac_config,
+	.mac_link_down	= ksz_phylink_mac_link_down,
+	.mac_link_up	= ksz8_phylink_mac_link_up,
+};
+
 static const struct phylink_mac_ops ksz8_phylink_mac_ops = {
 	.mac_config	= ksz_phylink_mac_config,
 	.mac_link_down	= ksz_phylink_mac_link_down,
@@ -1339,7 +1348,7 @@ const struct ksz_chip_data ksz_switch_chips[] = {
 		.port_cnt = 3,
 		.num_tx_queues = 4,
 		.ops = &ksz8_dev_ops,
-		.phylink_mac_ops = &ksz8_phylink_mac_ops,
+		.phylink_mac_ops = &ksz8830_phylink_mac_ops,
 		.mib_names = ksz88xx_mib_names,
 		.mib_cnt = ARRAY_SIZE(ksz88xx_mib_names),
 		.reg_mib_cnt = MIB_COUNTER_NUM,
@@ -3104,6 +3113,16 @@ phy_interface_t ksz_get_xmii(struct ksz_device *dev, int port, bool gbit)
 	return interface;
 }
 
+static void ksz8830_phylink_mac_config(struct phylink_config *config,
+				       unsigned int mode,
+				       const struct phylink_link_state *state)
+{
+	struct dsa_port *dp = dsa_phylink_to_port(config);
+	struct ksz_device *dev = dp->ds->priv;
+
+	dev->ports[dp->index].manual_flow = !(state->pause & MLO_PAUSE_AN);
+}
+
 static void ksz_phylink_mac_config(struct phylink_config *config,
 				   unsigned int mode,
 				   const struct phylink_link_state *state)
@@ -3112,11 +3131,6 @@ static void ksz_phylink_mac_config(struct phylink_config *config,
 	struct ksz_device *dev = dp->ds->priv;
 	int port = dp->index;
 
-	if (ksz_is_ksz88x3(dev)) {
-		dev->ports[port].manual_flow = !(state->pause & MLO_PAUSE_AN);
-		return;
-	}
-
 	/* Internal PHYs */
 	if (dev->info->internal_phy[port])
 		return;