net: dsa: microchip: enable ETS support for KSZ989X variants

I tested ETS support on KSZ9893, so it should work other KSZ989X
variants too, which was till not listed as support.

With this change we now officially not support only ksz8 family of
chips.

Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de>
Acked-by: Arun Ramadoss <arun.ramadoss@microchip.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

Author: olerem

drivers/net/dsa/microchip/ksz_common.c

@@ -1228,7 +1228,6 @@ const struct ksz_chip_data ksz_switch_chips[] = {
 		.num_tx_queues = 4,
 		.num_ipvs = 8,
 		.tc_cbs_supported = true,
-		.tc_ets_supported = true,
 		.ops = &ksz9477_dev_ops,
 		.phylink_mac_ops = &ksz9477_phylink_mac_ops,
 		.mib_names = ksz9477_mib_names,
@@ -1380,7 +1379,6 @@ const struct ksz_chip_data ksz_switch_chips[] = {
 		.num_tx_queues = 4,
 		.num_ipvs = 8,
 		.tc_cbs_supported = true,
-		.tc_ets_supported = true,
 		.ops = &ksz9477_dev_ops,
 		.phylink_mac_ops = &ksz9477_phylink_mac_ops,
 		.mib_names = ksz9477_mib_names,
@@ -1510,7 +1508,6 @@ const struct ksz_chip_data ksz_switch_chips[] = {
 		.num_tx_queues = 4,
 		.num_ipvs = 8,
 		.tc_cbs_supported = true,
-		.tc_ets_supported = true,
 		.ops = &ksz9477_dev_ops,
 		.phylink_mac_ops = &ksz9477_phylink_mac_ops,
 		.mib_names = ksz9477_mib_names,
@@ -1540,7 +1537,6 @@ const struct ksz_chip_data ksz_switch_chips[] = {
 		.num_tx_queues = 4,
 		.num_ipvs = 8,
 		.tc_cbs_supported = true,
-		.tc_ets_supported = true,
 		.ops = &ksz9477_dev_ops,
 		.phylink_mac_ops = &ksz9477_phylink_mac_ops,
 		.mib_names = ksz9477_mib_names,
@@ -1575,7 +1571,6 @@ const struct ksz_chip_data ksz_switch_chips[] = {
 		.num_tx_queues = 4,
 		.num_ipvs = 8,
 		.tc_cbs_supported = true,
-		.tc_ets_supported = true,
 		.ops = &ksz9477_dev_ops,
 		.mib_names = ksz9477_mib_names,
 		.mib_cnt = ARRAY_SIZE(ksz9477_mib_names),
@@ -1608,7 +1603,6 @@ const struct ksz_chip_data ksz_switch_chips[] = {
 		.num_tx_queues = 8,
 		.num_ipvs = 8,
 		.tc_cbs_supported = true,
-		.tc_ets_supported = true,
 		.ops = &lan937x_dev_ops,
 		.phylink_mac_ops = &lan937x_phylink_mac_ops,
 		.mib_names = ksz9477_mib_names,
@@ -1637,7 +1631,6 @@ const struct ksz_chip_data ksz_switch_chips[] = {
 		.num_tx_queues = 8,
 		.num_ipvs = 8,
 		.tc_cbs_supported = true,
-		.tc_ets_supported = true,
 		.ops = &lan937x_dev_ops,
 		.phylink_mac_ops = &lan937x_phylink_mac_ops,
 		.mib_names = ksz9477_mib_names,
@@ -1666,7 +1659,6 @@ const struct ksz_chip_data ksz_switch_chips[] = {
 		.num_tx_queues = 8,
 		.num_ipvs = 8,
 		.tc_cbs_supported = true,
-		.tc_ets_supported = true,
 		.ops = &lan937x_dev_ops,
 		.phylink_mac_ops = &lan937x_phylink_mac_ops,
 		.mib_names = ksz9477_mib_names,
@@ -1699,7 +1691,6 @@ const struct ksz_chip_data ksz_switch_chips[] = {
 		.num_tx_queues = 8,
 		.num_ipvs = 8,
 		.tc_cbs_supported = true,
-		.tc_ets_supported = true,
 		.ops = &lan937x_dev_ops,
 		.phylink_mac_ops = &lan937x_phylink_mac_ops,
 		.mib_names = ksz9477_mib_names,
@@ -1732,7 +1723,6 @@ const struct ksz_chip_data ksz_switch_chips[] = {
 		.num_tx_queues = 8,
 		.num_ipvs = 8,
 		.tc_cbs_supported = true,
-		.tc_ets_supported = true,
 		.ops = &lan937x_dev_ops,
 		.phylink_mac_ops = &lan937x_phylink_mac_ops,
 		.mib_names = ksz9477_mib_names,
@@ -3681,7 +3671,7 @@ static int ksz_tc_setup_qdisc_ets(struct dsa_switch *ds, int port,
 	struct ksz_device *dev = ds->priv;
 	int ret;
 
-	if (!dev->info->tc_ets_supported)
+	if (is_ksz8(dev))
 		return -EOPNOTSUPP;
 
 	if (qopt->parent != TC_H_ROOT) {

drivers/net/dsa/microchip/ksz_common.h

@@ -64,7 +64,6 @@ struct ksz_chip_data {
 	u8 num_tx_queues;
 	u8 num_ipvs; /* number of Internal Priority Values */
 	bool tc_cbs_supported;
-	bool tc_ets_supported;
 	const struct ksz_dev_ops *ops;
 	const struct phylink_mac_ops *phylink_mac_ops;
 	bool ksz87xx_eee_link_erratum;