Commit a4c93ae1 authored by Andrew Lunn's avatar Andrew Lunn Committed by David S. Miller

net: dsa: mv88e6xxx: Move mv88e6xxx_port_db_load_purge()

This function is going to be needed by a soon to be added new
function. Move it earlier so we can avoid a forward declaration.
No functional changes.
Signed-off-by: default avatarAndrew Lunn <andrew@lunn.ch>
Reviewed-by: default avatarVivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 743fcc28
...@@ -1208,6 +1208,50 @@ mv88e6xxx_port_vlan_prepare(struct dsa_switch *ds, int port, ...@@ -1208,6 +1208,50 @@ mv88e6xxx_port_vlan_prepare(struct dsa_switch *ds, int port,
return 0; return 0;
} }
static int mv88e6xxx_port_db_load_purge(struct mv88e6xxx_chip *chip, int port,
const unsigned char *addr, u16 vid,
u8 state)
{
struct mv88e6xxx_vtu_entry vlan;
struct mv88e6xxx_atu_entry entry;
int err;
/* Null VLAN ID corresponds to the port private database */
if (vid == 0)
err = mv88e6xxx_port_get_fid(chip, port, &vlan.fid);
else
err = mv88e6xxx_vtu_get(chip, vid, &vlan, false);
if (err)
return err;
entry.state = MV88E6XXX_G1_ATU_DATA_STATE_UNUSED;
ether_addr_copy(entry.mac, addr);
eth_addr_dec(entry.mac);
err = mv88e6xxx_g1_atu_getnext(chip, vlan.fid, &entry);
if (err)
return err;
/* Initialize a fresh ATU entry if it isn't found */
if (entry.state == MV88E6XXX_G1_ATU_DATA_STATE_UNUSED ||
!ether_addr_equal(entry.mac, addr)) {
memset(&entry, 0, sizeof(entry));
ether_addr_copy(entry.mac, addr);
}
/* Purge the ATU entry only if no port is using it anymore */
if (state == MV88E6XXX_G1_ATU_DATA_STATE_UNUSED) {
entry.portvec &= ~BIT(port);
if (!entry.portvec)
entry.state = MV88E6XXX_G1_ATU_DATA_STATE_UNUSED;
} else {
entry.portvec |= BIT(port);
entry.state = state;
}
return mv88e6xxx_g1_atu_loadpurge(chip, vlan.fid, &entry);
}
static int _mv88e6xxx_port_vlan_add(struct mv88e6xxx_chip *chip, int port, static int _mv88e6xxx_port_vlan_add(struct mv88e6xxx_chip *chip, int port,
u16 vid, u8 member) u16 vid, u8 member)
{ {
...@@ -1324,50 +1368,6 @@ static int mv88e6xxx_port_vlan_del(struct dsa_switch *ds, int port, ...@@ -1324,50 +1368,6 @@ static int mv88e6xxx_port_vlan_del(struct dsa_switch *ds, int port,
return err; return err;
} }
static int mv88e6xxx_port_db_load_purge(struct mv88e6xxx_chip *chip, int port,
const unsigned char *addr, u16 vid,
u8 state)
{
struct mv88e6xxx_vtu_entry vlan;
struct mv88e6xxx_atu_entry entry;
int err;
/* Null VLAN ID corresponds to the port private database */
if (vid == 0)
err = mv88e6xxx_port_get_fid(chip, port, &vlan.fid);
else
err = mv88e6xxx_vtu_get(chip, vid, &vlan, false);
if (err)
return err;
entry.state = MV88E6XXX_G1_ATU_DATA_STATE_UNUSED;
ether_addr_copy(entry.mac, addr);
eth_addr_dec(entry.mac);
err = mv88e6xxx_g1_atu_getnext(chip, vlan.fid, &entry);
if (err)
return err;
/* Initialize a fresh ATU entry if it isn't found */
if (entry.state == MV88E6XXX_G1_ATU_DATA_STATE_UNUSED ||
!ether_addr_equal(entry.mac, addr)) {
memset(&entry, 0, sizeof(entry));
ether_addr_copy(entry.mac, addr);
}
/* Purge the ATU entry only if no port is using it anymore */
if (state == MV88E6XXX_G1_ATU_DATA_STATE_UNUSED) {
entry.portvec &= ~BIT(port);
if (!entry.portvec)
entry.state = MV88E6XXX_G1_ATU_DATA_STATE_UNUSED;
} else {
entry.portvec |= BIT(port);
entry.state = state;
}
return mv88e6xxx_g1_atu_loadpurge(chip, vlan.fid, &entry);
}
static int mv88e6xxx_port_fdb_add(struct dsa_switch *ds, int port, static int mv88e6xxx_port_fdb_add(struct dsa_switch *ds, int port,
const unsigned char *addr, u16 vid) const unsigned char *addr, u16 vid)
{ {
......
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