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Commit c30d894b authored by Tristram Ha's avatar Tristram Ha Committed by David S. Miller
Browse files

net: dsa: microchip: get port link status 



Get port link status to know whether to read MIB counters when the link
is going down.

Signed-off-by: default avatarTristram Ha <Tristram.Ha@microchip.com>
Reviewed-by: default avatarAndrew Lunn <andrew@lunn.ch>
Reviewed-by: default avatarFlorian Fainelli <f.fainelli@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 7c6ff470

drivers/net/dsa/microchip/ksz9477.c

+1 −0
Original line number Diff line number Diff line
@@ -1196,6 +1196,7 @@ static const struct dsa_switch_ops ksz9477_switch_ops = { 
	.setup			= ksz9477_setup,

	.phy_read		= ksz9477_phy_read16,

	.phy_write		= ksz9477_phy_write16,

	.adjust_link		= ksz_adjust_link,

	.port_enable		= ksz_enable_port,

	.port_disable		= ksz_disable_port,

	.get_strings		= ksz9477_get_strings,

drivers/net/dsa/microchip/ksz_common.c

+14 −0
Original line number Diff line number Diff line
@@ -140,6 +140,20 @@ int ksz_phy_write16(struct dsa_switch *ds, int addr, int reg, u16 val) 
}

EXPORT_SYMBOL_GPL(ksz_phy_write16);



void ksz_adjust_link(struct dsa_switch *ds, int port,

		     struct phy_device *phydev)

{

	struct ksz_device *dev = ds->priv;

	struct ksz_port *p = &dev->ports[port];



	/* Read all MIB counters when the link is going down. */

	if (!phydev->link) {

		p->read = true;

		schedule_work(&dev->mib_read);

	}

}

EXPORT_SYMBOL_GPL(ksz_adjust_link);



int ksz_sset_count(struct dsa_switch *ds, int port, int sset)

{

	struct ksz_device *dev = ds->priv;

drivers/net/dsa/microchip/ksz_common.h

+2 −0
Original line number Diff line number Diff line
@@ -14,6 +14,8 @@ void ksz_init_mib_timer(struct ksz_device *dev); 


int ksz_phy_read16(struct dsa_switch *ds, int addr, int reg);

int ksz_phy_write16(struct dsa_switch *ds, int addr, int reg, u16 val);

void ksz_adjust_link(struct dsa_switch *ds, int port,

		     struct phy_device *phydev);

int ksz_sset_count(struct dsa_switch *ds, int port, int sset);

void ksz_get_ethtool_stats(struct dsa_switch *ds, int port, uint64_t *buf);

int ksz_port_bridge_join(struct dsa_switch *ds, int port,