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From: Bastien Curutchet <bastien.curutchet@bootlin.com>
To: Woojung Huh <woojung.huh@microchip.com>,
	UNGLinuxDriver@microchip.com,  Andrew Lunn <andrew@lunn.ch>,
	Vladimir Oltean <olteanv@gmail.com>,
	 "David S. Miller" <davem@davemloft.net>,
	Eric Dumazet <edumazet@google.com>,
	 Jakub Kicinski <kuba@kernel.org>,
	Paolo Abeni <pabeni@redhat.com>,
	 Russell King <linux@armlinux.org.uk>,
	 Richard Cochran <richardcochran@gmail.com>
Cc: "Pascal Eberhard" <pascal.eberhard@se.com>,
	"Miquèl Raynal" <miquel.raynal@bootlin.com>,
	"Thomas Petazzoni" <thomas.petazzoni@bootlin.com>,
	"Tristram Ha" <tristram.ha@microchip.com>,
	netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
	"Bastien Curutchet (Schneider Electric)"
	<bastien.curutchet@bootlin.com>,
	"Vladimir Oltean" <vladimir.oltean@nxp.com>
Subject: [PATCH net-next 02/15] net: dsa: microchip: bypass dev_ops for FDB ageing operations
Date: Tue, 12 May 2026 15:06:24 +0200	[thread overview]
Message-ID: <20260512-clean-ksz-2nd-series-v1-2-c00f6ce037fa@bootlin.com> (raw)
In-Reply-To: <20260512-clean-ksz-2nd-series-v1-0-c00f6ce037fa@bootlin.com>

From: Vladimir Oltean <vladimir.oltean@nxp.com>

dsa_switch_ops :: set_ageing_time() goes through ksz_set_ageing_time(),
further dispatched through ksz_dev_ops :: set_ageing_time(). Only
ksz9477 and lan937x provide an implementation for this, so remove the
(optional) method from ksz8463_switch_ops, ksz87xx_switch_ops,
ksz88xx_switch_ops. Also, hook up ksz9477 and lan937x dsa_switch_ops
directly to their respective implementations.

Every switch family provides a dsa_switch_ops :: port_fast_age()
implementation, which is dispatched through ksz_dev_ops ::
flush_dyn_mac_table(). Remove the dev_ops indirection and connect the
flush_dyn_mac_table() methods directly to their respective dsa_switch_ops.

Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Signed-off-by: Bastien Curutchet (Schneider Electric) <bastien.curutchet@bootlin.com>
---
 drivers/net/dsa/microchip/ksz8.c         | 15 +++++----------
 drivers/net/dsa/microchip/ksz9477.c      | 12 ++++++------
 drivers/net/dsa/microchip/ksz9477.h      |  2 +-
 drivers/net/dsa/microchip/ksz_common.c   | 17 -----------------
 drivers/net/dsa/microchip/ksz_common.h   |  4 ----
 drivers/net/dsa/microchip/lan937x_main.c |  9 ++++-----
 6 files changed, 16 insertions(+), 43 deletions(-)

diff --git a/drivers/net/dsa/microchip/ksz8.c b/drivers/net/dsa/microchip/ksz8.c
index abee0dc5ec04b..10ab89ff93b65 100644
--- a/drivers/net/dsa/microchip/ksz8.c
+++ b/drivers/net/dsa/microchip/ksz8.c
@@ -1278,8 +1278,9 @@ static void ksz8_cfg_port_member(struct ksz_device *dev, int port, u8 member)
 	ksz_pwrite8(dev, port, offset, data);
 }
 
-static void ksz8_flush_dyn_mac_table(struct ksz_device *dev, int port)
+static void ksz8_flush_dyn_mac_table(struct dsa_switch *ds, int port)
 {
+	struct ksz_device *dev = ds->priv;
 	u8 learn[DSA_MAX_PORTS];
 	int first, index, cnt;
 	const u16 *regs;
@@ -2201,7 +2202,6 @@ const struct ksz_dev_ops ksz8463_dev_ops = {
 	.setup = ksz8_setup,
 	.get_port_addr = ksz8463_get_port_addr,
 	.cfg_port_member = ksz8_cfg_port_member,
-	.flush_dyn_mac_table = ksz8_flush_dyn_mac_table,
 	.port_setup = ksz8_port_setup,
 	.r_phy = ksz8463_r_phy,
 	.w_phy = ksz8463_w_phy,
@@ -2233,7 +2233,6 @@ const struct ksz_dev_ops ksz87xx_dev_ops = {
 	.setup = ksz8_setup,
 	.get_port_addr = ksz8_get_port_addr,
 	.cfg_port_member = ksz8_cfg_port_member,
-	.flush_dyn_mac_table = ksz8_flush_dyn_mac_table,
 	.port_setup = ksz8_port_setup,
 	.r_phy = ksz8_r_phy,
 	.w_phy = ksz8_w_phy,
@@ -2268,7 +2267,6 @@ const struct ksz_dev_ops ksz88xx_dev_ops = {
 	.setup = ksz8_setup,
 	.get_port_addr = ksz8_get_port_addr,
 	.cfg_port_member = ksz8_cfg_port_member,
-	.flush_dyn_mac_table = ksz8_flush_dyn_mac_table,
 	.port_setup = ksz8_port_setup,
 	.r_phy = ksz8_r_phy,
 	.w_phy = ksz8_w_phy,
@@ -2309,7 +2307,6 @@ const struct dsa_switch_ops ksz8463_switch_ops = {
 	.phy_write		= ksz_phy_write16,
 	.phylink_get_caps	= ksz_phylink_get_caps,
 	.port_setup		= ksz_port_setup,
-	.set_ageing_time	= ksz_set_ageing_time,
 	.get_strings		= ksz_get_strings,
 	.get_ethtool_stats	= ksz_get_ethtool_stats,
 	.get_sset_count		= ksz_sset_count,
@@ -2322,7 +2319,7 @@ const struct dsa_switch_ops ksz8463_switch_ops = {
 	.port_teardown		= ksz_port_teardown,
 	.port_pre_bridge_flags	= ksz_port_pre_bridge_flags,
 	.port_bridge_flags	= ksz_port_bridge_flags,
-	.port_fast_age		= ksz_port_fast_age,
+	.port_fast_age		= ksz8_flush_dyn_mac_table,
 	.port_vlan_filtering	= ksz_port_vlan_filtering,
 	.port_vlan_add		= ksz_port_vlan_add,
 	.port_vlan_del		= ksz_port_vlan_del,
@@ -2370,7 +2367,6 @@ const struct dsa_switch_ops ksz87xx_switch_ops = {
 	.phy_write		= ksz_phy_write16,
 	.phylink_get_caps	= ksz_phylink_get_caps,
 	.port_setup		= ksz_port_setup,
-	.set_ageing_time	= ksz_set_ageing_time,
 	.get_strings		= ksz_get_strings,
 	.get_ethtool_stats	= ksz_get_ethtool_stats,
 	.get_sset_count		= ksz_sset_count,
@@ -2383,7 +2379,7 @@ const struct dsa_switch_ops ksz87xx_switch_ops = {
 	.port_teardown		= ksz_port_teardown,
 	.port_pre_bridge_flags	= ksz_port_pre_bridge_flags,
 	.port_bridge_flags	= ksz_port_bridge_flags,
-	.port_fast_age		= ksz_port_fast_age,
+	.port_fast_age		= ksz8_flush_dyn_mac_table,
 	.port_vlan_filtering	= ksz_port_vlan_filtering,
 	.port_vlan_add		= ksz_port_vlan_add,
 	.port_vlan_del		= ksz_port_vlan_del,
@@ -2431,7 +2427,6 @@ const struct dsa_switch_ops ksz88xx_switch_ops = {
 	.phy_write		= ksz_phy_write16,
 	.phylink_get_caps	= ksz_phylink_get_caps,
 	.port_setup		= ksz_port_setup,
-	.set_ageing_time	= ksz_set_ageing_time,
 	.get_strings		= ksz_get_strings,
 	.get_ethtool_stats	= ksz_get_ethtool_stats,
 	.get_sset_count		= ksz_sset_count,
@@ -2444,7 +2439,7 @@ const struct dsa_switch_ops ksz88xx_switch_ops = {
 	.port_teardown		= ksz_port_teardown,
 	.port_pre_bridge_flags	= ksz_port_pre_bridge_flags,
 	.port_bridge_flags	= ksz_port_bridge_flags,
-	.port_fast_age		= ksz_port_fast_age,
+	.port_fast_age		= ksz8_flush_dyn_mac_table,
 	.port_vlan_filtering	= ksz_port_vlan_filtering,
 	.port_vlan_add		= ksz_port_vlan_add,
 	.port_vlan_del		= ksz_port_vlan_del,
diff --git a/drivers/net/dsa/microchip/ksz9477.c b/drivers/net/dsa/microchip/ksz9477.c
index ac2c63fe0588c..11e6fd1f46ce0 100644
--- a/drivers/net/dsa/microchip/ksz9477.c
+++ b/drivers/net/dsa/microchip/ksz9477.c
@@ -604,8 +604,9 @@ void ksz9477_cfg_port_member(struct ksz_device *dev, int port, u8 member)
 	ksz_pwrite32(dev, port, REG_PORT_VLAN_MEMBERSHIP__4, member);
 }
 
-void ksz9477_flush_dyn_mac_table(struct ksz_device *dev, int port)
+void ksz9477_flush_dyn_mac_table(struct dsa_switch *ds, int port)
 {
+	struct ksz_device *dev = ds->priv;
 	const u16 *regs = dev->info->regs;
 	u8 data;
 
@@ -1170,8 +1171,9 @@ static void ksz9477_get_caps(struct ksz_device *dev, int port,
 	}
 }
 
-static int ksz9477_set_ageing_time(struct ksz_device *dev, unsigned int msecs)
+static int ksz9477_set_ageing_time(struct dsa_switch *ds, unsigned int msecs)
 {
+	struct ksz_device *dev = ds->priv;
 	u32 secs = msecs / 1000;
 	u8 data, mult, value;
 	u32 max_val;
@@ -1769,9 +1771,7 @@ const struct ksz_dev_ops ksz9477_dev_ops = {
 	.setup = ksz9477_setup,
 	.get_port_addr = ksz9477_get_port_addr,
 	.cfg_port_member = ksz9477_cfg_port_member,
-	.flush_dyn_mac_table = ksz9477_flush_dyn_mac_table,
 	.port_setup = ksz9477_port_setup,
-	.set_ageing_time = ksz9477_set_ageing_time,
 	.r_phy = ksz9477_r_phy,
 	.w_phy = ksz9477_w_phy,
 	.r_mib_cnt = ksz9477_r_mib_cnt,
@@ -1813,7 +1813,7 @@ const struct dsa_switch_ops ksz9477_switch_ops = {
 	.phy_write		= ksz_phy_write16,
 	.phylink_get_caps	= ksz_phylink_get_caps,
 	.port_setup		= ksz_port_setup,
-	.set_ageing_time	= ksz_set_ageing_time,
+	.set_ageing_time	= ksz9477_set_ageing_time,
 	.get_strings		= ksz_get_strings,
 	.get_ethtool_stats	= ksz_get_ethtool_stats,
 	.get_sset_count		= ksz_sset_count,
@@ -1826,7 +1826,7 @@ const struct dsa_switch_ops ksz9477_switch_ops = {
 	.port_teardown		= ksz_port_teardown,
 	.port_pre_bridge_flags	= ksz_port_pre_bridge_flags,
 	.port_bridge_flags	= ksz_port_bridge_flags,
-	.port_fast_age		= ksz_port_fast_age,
+	.port_fast_age		= ksz9477_flush_dyn_mac_table,
 	.port_vlan_filtering	= ksz_port_vlan_filtering,
 	.port_vlan_add		= ksz_port_vlan_add,
 	.port_vlan_del		= ksz_port_vlan_del,
diff --git a/drivers/net/dsa/microchip/ksz9477.h b/drivers/net/dsa/microchip/ksz9477.h
index bacadcbc478cc..8012904a21308 100644
--- a/drivers/net/dsa/microchip/ksz9477.h
+++ b/drivers/net/dsa/microchip/ksz9477.h
@@ -13,7 +13,7 @@
 
 u32 ksz9477_get_port_addr(int port, int offset);
 void ksz9477_cfg_port_member(struct ksz_device *dev, int port, u8 member);
-void ksz9477_flush_dyn_mac_table(struct ksz_device *dev, int port);
+void ksz9477_flush_dyn_mac_table(struct dsa_switch *ds, int port);
 void ksz9477_r_mib_cnt(struct ksz_device *dev, int port, u16 addr, u64 *cnt);
 void ksz9477_r_mib_pkt(struct ksz_device *dev, int port, u16 addr,
 		       u64 *dropped, u64 *cnt);
diff --git a/drivers/net/dsa/microchip/ksz_common.c b/drivers/net/dsa/microchip/ksz_common.c
index 426414a218455..cfca29007e36b 100644
--- a/drivers/net/dsa/microchip/ksz_common.c
+++ b/drivers/net/dsa/microchip/ksz_common.c
@@ -3085,23 +3085,6 @@ void ksz_port_bridge_leave(struct dsa_switch *ds, int port,
 	 */
 }
 
-void ksz_port_fast_age(struct dsa_switch *ds, int port)
-{
-	struct ksz_device *dev = ds->priv;
-
-	dev->dev_ops->flush_dyn_mac_table(dev, port);
-}
-
-int ksz_set_ageing_time(struct dsa_switch *ds, unsigned int msecs)
-{
-	struct ksz_device *dev = ds->priv;
-
-	if (!dev->dev_ops->set_ageing_time)
-		return -EOPNOTSUPP;
-
-	return dev->dev_ops->set_ageing_time(dev, msecs);
-}
-
 int ksz_port_fdb_add(struct dsa_switch *ds, int port,
 		     const unsigned char *addr, u16 vid,
 		     struct dsa_db db)
diff --git a/drivers/net/dsa/microchip/ksz_common.h b/drivers/net/dsa/microchip/ksz_common.h
index 0ab3b4f96595a..80b3f2483e36d 100644
--- a/drivers/net/dsa/microchip/ksz_common.h
+++ b/drivers/net/dsa/microchip/ksz_common.h
@@ -363,9 +363,7 @@ struct ksz_dev_ops {
 	void (*teardown)(struct dsa_switch *ds);
 	u32 (*get_port_addr)(int port, int offset);
 	void (*cfg_port_member)(struct ksz_device *dev, int port, u8 member);
-	void (*flush_dyn_mac_table)(struct ksz_device *dev, int port);
 	void (*port_setup)(struct ksz_device *dev, int port, bool cpu_port);
-	int (*set_ageing_time)(struct ksz_device *dev, unsigned int msecs);
 
 	/**
 	 * @mdio_bus_preinit: Function pointer to pre-initialize the MDIO bus
@@ -515,8 +513,6 @@ int ksz_port_vlan_add(struct dsa_switch *ds, int port,
 		      struct netlink_ext_ack *extack);
 int ksz_port_vlan_del(struct dsa_switch *ds, int port,
 		      const struct switchdev_obj_port_vlan *vlan);
-void ksz_port_fast_age(struct dsa_switch *ds, int port);
-int ksz_set_ageing_time(struct dsa_switch *ds, unsigned int msecs);
 int ksz_port_fdb_add(struct dsa_switch *ds, int port,
 		     const unsigned char *addr, u16 vid,
 		     struct dsa_db db);
diff --git a/drivers/net/dsa/microchip/lan937x_main.c b/drivers/net/dsa/microchip/lan937x_main.c
index e522990cce22e..19e444cb0a74a 100644
--- a/drivers/net/dsa/microchip/lan937x_main.c
+++ b/drivers/net/dsa/microchip/lan937x_main.c
@@ -461,8 +461,9 @@ static int lan937x_change_mtu(struct ksz_device *dev, int port, int new_mtu)
 	return 0;
 }
 
-static int lan937x_set_ageing_time(struct ksz_device *dev, unsigned int msecs)
+static int lan937x_set_ageing_time(struct dsa_switch *ds, unsigned int msecs)
 {
+	struct ksz_device *dev = ds->priv;
 	u8 data, mult, value8;
 	bool in_msec = false;
 	u32 max_val, value;
@@ -702,9 +703,7 @@ const struct ksz_dev_ops lan937x_dev_ops = {
 	.teardown = lan937x_teardown,
 	.get_port_addr = ksz9477_get_port_addr,
 	.cfg_port_member = ksz9477_cfg_port_member,
-	.flush_dyn_mac_table = ksz9477_flush_dyn_mac_table,
 	.port_setup = lan937x_port_setup,
-	.set_ageing_time = lan937x_set_ageing_time,
 	.mdio_bus_preinit = lan937x_mdio_bus_preinit,
 	.create_phy_addr_map = lan937x_create_phy_addr_map,
 	.r_phy = lan937x_r_phy,
@@ -745,7 +744,7 @@ const struct dsa_switch_ops lan937x_switch_ops = {
 	.phy_write		= ksz_phy_write16,
 	.phylink_get_caps	= ksz_phylink_get_caps,
 	.port_setup		= ksz_port_setup,
-	.set_ageing_time	= ksz_set_ageing_time,
+	.set_ageing_time	= lan937x_set_ageing_time,
 	.get_strings		= ksz_get_strings,
 	.get_ethtool_stats	= ksz_get_ethtool_stats,
 	.get_sset_count		= ksz_sset_count,
@@ -758,7 +757,7 @@ const struct dsa_switch_ops lan937x_switch_ops = {
 	.port_teardown		= ksz_port_teardown,
 	.port_pre_bridge_flags	= ksz_port_pre_bridge_flags,
 	.port_bridge_flags	= ksz_port_bridge_flags,
-	.port_fast_age		= ksz_port_fast_age,
+	.port_fast_age		= ksz9477_flush_dyn_mac_table,
 	.port_vlan_filtering	= ksz_port_vlan_filtering,
 	.port_vlan_add		= ksz_port_vlan_add,
 	.port_vlan_del		= ksz_port_vlan_del,

-- 
2.53.0


  parent reply	other threads:[~2026-05-12 13:06 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-05-12 13:06 [PATCH net-next 00/15] net: dsa: microchip: Remove unnecessary ksz_dev_ops callbacks Bastien Curutchet (Schneider Electric)
2026-05-12 13:06 ` [PATCH net-next 01/15] net: dsa: microchip: remove unused phylink_mac_link_up() callback Bastien Curutchet (Schneider Electric)
2026-05-12 13:06 ` Bastien Curutchet [this message]
2026-05-12 13:06 ` [PATCH net-next 03/15] net: dsa: microchip: bypass dev_ops for change_mtu() operation Bastien Curutchet
2026-05-12 13:06 ` [PATCH net-next 04/15] net: dsa: microchip: bypass dev_ops for VLAN operations Bastien Curutchet
2026-05-12 13:06 ` [PATCH net-next 05/15] net: dsa: microchip: bypass dev_ops for FDB and MDB operations Bastien Curutchet
2026-05-12 13:06 ` [PATCH net-next 06/15] net: dsa: microchip: bypass dev_ops for mirror operations Bastien Curutchet
2026-05-12 13:06 ` [PATCH net-next 07/15] net: dsa: microchip: bypass dev_ops for phylink_get_caps() Bastien Curutchet
2026-05-12 13:06 ` [PATCH net-next 08/15] net: dsa: microchip: don't reset on shutdown or driver removal Bastien Curutchet
2026-05-12 13:06 ` [PATCH net-next 09/15] net: dsa: microchip: bypass dev_ops->setup() and teardown() for lan937x Bastien Curutchet
2026-05-12 13:06 ` [PATCH net-next 10/15] net: dsa: microchip: bypass dev_ops->setup() and teardown() for ksz9477 Bastien Curutchet
2026-05-12 13:06 ` [PATCH net-next 11/15] net: dsa: microchip: bypass dev_ops->setup() and teardown() for ksz8 Bastien Curutchet
2026-05-12 13:06 ` [PATCH net-next 12/15] net: dsa: microchip: remove dev_ops->setup() and teardown() Bastien Curutchet
2026-05-12 13:06 ` [PATCH net-next 13/15] net: dsa: microchip: bypass dev_ops for port_setup() Bastien Curutchet (Schneider Electric)
2026-05-15  1:15   ` Jakub Kicinski
2026-05-15  7:50     ` Bastien Curutchet
2026-05-12 13:06 ` [PATCH net-next 14/15] net: dsa: microchip: call DSA's phy_{read/write} to do mdio {read/write} Bastien Curutchet (Schneider Electric)
2026-05-12 13:06 ` [PATCH net-next 15/15] net: dsa: microchip: bypass dev_ops for phy_read()/phy_write() Bastien Curutchet (Schneider Electric)
2026-05-15  1:20 ` [PATCH net-next 00/15] net: dsa: microchip: Remove unnecessary ksz_dev_ops callbacks patchwork-bot+netdevbpf

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