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net: dsa: Change DSA slave FDB API to be switchdev independent 

In order to support FDB add/del to be on a notifier chain the slave
API need to be changed to be switchdev independent.

Signed-off-by: Arkadi Sharshevsky <arkadis@mellanox.com>
Reviewed-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Arkadi Sharshevsky 2017-08-06 16:15:39 +03:00 committed by David S. Miller
parent 511aeaf466
commit 6c2c1dcb18
8 changed files with 49 additions and 62 deletions
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12
drivers/net/dsa/b53/b53_common.c
View File

@ -1214,8 +1214,7 @@ static int b53_arl_op(struct b53_device *dev, int op, int port,
}
int b53_fdb_prepare(struct dsa_switch *ds, int port,
const struct switchdev_obj_port_fdb *fdb,
struct switchdev_trans *trans)
const unsigned char *addr, u16 vid)
{
struct b53_device *priv = ds->priv;
@ -1230,22 +1229,21 @@ int b53_fdb_prepare(struct dsa_switch *ds, int port,
EXPORT_SYMBOL(b53_fdb_prepare);
void b53_fdb_add(struct dsa_switch *ds, int port,
const struct switchdev_obj_port_fdb *fdb,
struct switchdev_trans *trans)
const unsigned char *addr, u16 vid)
{
struct b53_device *priv = ds->priv;
if (b53_arl_op(priv, 0, port, fdb->addr, fdb->vid, true))
if (b53_arl_op(priv, 0, port, addr, vid, true))
pr_err("%s: failed to add MAC address\n", __func__);
}
EXPORT_SYMBOL(b53_fdb_add);
int b53_fdb_del(struct dsa_switch *ds, int port,
const struct switchdev_obj_port_fdb *fdb)
const unsigned char *addr, u16 vid)
{
struct b53_device *priv = ds->priv;
return b53_arl_op(priv, 0, port, fdb->addr, fdb->vid, false);
return b53_arl_op(priv, 0, port, addr, vid, false);
}
EXPORT_SYMBOL(b53_fdb_del);

8
drivers/net/dsa/b53/b53_priv.h
View File

@ -397,13 +397,11 @@ int b53_vlan_dump(struct dsa_switch *ds, int port,
struct switchdev_obj_port_vlan *vlan,
switchdev_obj_dump_cb_t *cb);
int b53_fdb_prepare(struct dsa_switch *ds, int port,
const struct switchdev_obj_port_fdb *fdb,
struct switchdev_trans *trans);
const unsigned char *addr, u16 vid);
void b53_fdb_add(struct dsa_switch *ds, int port,
const struct switchdev_obj_port_fdb *fdb,
struct switchdev_trans *trans);
const unsigned char *addr, u16 vid);
int b53_fdb_del(struct dsa_switch *ds, int port,
const struct switchdev_obj_port_fdb *fdb);
const unsigned char *addr, u16 vid);
int b53_fdb_dump(struct dsa_switch *ds, int port,
struct switchdev_obj_port_fdb *fdb,
switchdev_obj_dump_cb_t *cb);

34
drivers/net/dsa/microchip/ksz_common.c
View File

@ -679,8 +679,7 @@ static int ksz_port_vlan_dump(struct dsa_switch *ds, int port,
}
static int ksz_port_fdb_prepare(struct dsa_switch *ds, int port,
const struct switchdev_obj_port_fdb *fdb,
struct switchdev_trans *trans)
const unsigned char *addr, u16 vid)
{
/* nothing needed */
@ -707,8 +706,7 @@ struct alu_struct {
};
static void ksz_port_fdb_add(struct dsa_switch *ds, int port,
const struct switchdev_obj_port_fdb *fdb,
struct switchdev_trans *trans)
const unsigned char *addr, u16 vid)
{
struct ksz_device *dev = ds->priv;
u32 alu_table[4];
@ -717,12 +715,12 @@ static void ksz_port_fdb_add(struct dsa_switch *ds, int port,
mutex_lock(&dev->alu_mutex);
/* find any entry with mac & vid */
data = fdb->vid << ALU_FID_INDEX_S;
data |= ((fdb->addr[0] << 8) | fdb->addr[1]);
data = vid << ALU_FID_INDEX_S;
data |= ((addr[0] << 8) | addr[1]);
ksz_write32(dev, REG_SW_ALU_INDEX_0, data);
data = ((fdb->addr[2] << 24) | (fdb->addr[3] << 16));
data |= ((fdb->addr[4] << 8) | fdb->addr[5]);
data = ((addr[2] << 24) | (addr[3] << 16));
data |= ((addr[4] << 8) | addr[5]);
ksz_write32(dev, REG_SW_ALU_INDEX_1, data);
/* start read operation */
@ -740,12 +738,12 @@ static void ksz_port_fdb_add(struct dsa_switch *ds, int port,
/* update ALU entry */
alu_table[0] = ALU_V_STATIC_VALID;
alu_table[1] |= BIT(port);
if (fdb->vid)
if (vid)
alu_table[1] |= ALU_V_USE_FID;
alu_table[2] = (fdb->vid << ALU_V_FID_S);
alu_table[2] |= ((fdb->addr[0] << 8) | fdb->addr[1]);
alu_table[3] = ((fdb->addr[2] << 24) | (fdb->addr[3] << 16));
alu_table[3] |= ((fdb->addr[4] << 8) | fdb->addr[5]);
alu_table[2] = (vid << ALU_V_FID_S);
alu_table[2] |= ((addr[0] << 8) | addr[1]);
alu_table[3] = ((addr[2] << 24) | (addr[3] << 16));
alu_table[3] |= ((addr[4] << 8) | addr[5]);
write_table(ds, alu_table);
@ -760,7 +758,7 @@ exit:
}
static int ksz_port_fdb_del(struct dsa_switch *ds, int port,
const struct switchdev_obj_port_fdb *fdb)
const unsigned char *addr, u16 vid)
{
struct ksz_device *dev = ds->priv;
u32 alu_table[4];
@ -770,12 +768,12 @@ static int ksz_port_fdb_del(struct dsa_switch *ds, int port,
mutex_lock(&dev->alu_mutex);
/* read any entry with mac & vid */
data = fdb->vid << ALU_FID_INDEX_S;
data |= ((fdb->addr[0] << 8) | fdb->addr[1]);
data = vid << ALU_FID_INDEX_S;
data |= ((addr[0] << 8) | addr[1]);
ksz_write32(dev, REG_SW_ALU_INDEX_0, data);
data = ((fdb->addr[2] << 24) | (fdb->addr[3] << 16));
data |= ((fdb->addr[4] << 8) | fdb->addr[5]);
data = ((addr[2] << 24) | (addr[3] << 16));
data |= ((addr[4] << 8) | addr[5]);
ksz_write32(dev, REG_SW_ALU_INDEX_1, data);
/* start read operation */

14
drivers/net/dsa/mt7530.c
View File

@ -802,8 +802,7 @@ mt7530_port_bridge_leave(struct dsa_switch *ds, int port,
static int
mt7530_port_fdb_prepare(struct dsa_switch *ds, int port,
const struct switchdev_obj_port_fdb *fdb,
struct switchdev_trans *trans)
const unsigned char *addr, u16 vid)
{
struct mt7530_priv *priv = ds->priv;
int ret;
@ -813,7 +812,7 @@ mt7530_port_fdb_prepare(struct dsa_switch *ds, int port,
* is called while the entry is still available.
*/
mutex_lock(&priv->reg_mutex);
mt7530_fdb_write(priv, fdb->vid, 0, fdb->addr, -1, STATIC_ENT);
mt7530_fdb_write(priv, vid, 0, addr, -1, STATIC_ENT);
ret = mt7530_fdb_cmd(priv, MT7530_FDB_WRITE, 0);
mutex_unlock(&priv->reg_mutex);
@ -822,28 +821,27 @@ mt7530_port_fdb_prepare(struct dsa_switch *ds, int port,
static void
mt7530_port_fdb_add(struct dsa_switch *ds, int port,
const struct switchdev_obj_port_fdb *fdb,
struct switchdev_trans *trans)
const unsigned char *addr, u16 vid)
{
struct mt7530_priv *priv = ds->priv;
u8 port_mask = BIT(port);
mutex_lock(&priv->reg_mutex);
mt7530_fdb_write(priv, fdb->vid, port_mask, fdb->addr, -1, STATIC_ENT);
mt7530_fdb_write(priv, vid, port_mask, addr, -1, STATIC_ENT);
mt7530_fdb_cmd(priv, MT7530_FDB_WRITE, 0);
mutex_unlock(&priv->reg_mutex);
}
static int
mt7530_port_fdb_del(struct dsa_switch *ds, int port,
const struct switchdev_obj_port_fdb *fdb)
const unsigned char *addr, u16 vid)
{
struct mt7530_priv *priv = ds->priv;
int ret;
u8 port_mask = BIT(port);
mutex_lock(&priv->reg_mutex);
mt7530_fdb_write(priv, fdb->vid, port_mask, fdb->addr, -1, STATIC_EMP);
mt7530_fdb_write(priv, vid, port_mask, addr, -1, STATIC_EMP);
ret = mt7530_fdb_cmd(priv, MT7530_FDB_WRITE, 0);
mutex_unlock(&priv->reg_mutex);

12
drivers/net/dsa/mv88e6xxx/chip.c
View File

@ -1407,8 +1407,7 @@ static int mv88e6xxx_port_db_load_purge(struct mv88e6xxx_chip *chip, int port,
}
static int mv88e6xxx_port_fdb_prepare(struct dsa_switch *ds, int port,
const struct switchdev_obj_port_fdb *fdb,
struct switchdev_trans *trans)
const unsigned char *addr, u16 vid)
{
/* We don't need any dynamic resource from the kernel (yet),
* so skip the prepare phase.
@ -1417,13 +1416,12 @@ static int mv88e6xxx_port_fdb_prepare(struct dsa_switch *ds, int port,
}
static void mv88e6xxx_port_fdb_add(struct dsa_switch *ds, int port,
const struct switchdev_obj_port_fdb *fdb,
struct switchdev_trans *trans)
const unsigned char *addr, u16 vid)
{
struct mv88e6xxx_chip *chip = ds->priv;
mutex_lock(&chip->reg_lock);
if (mv88e6xxx_port_db_load_purge(chip, port, fdb->addr, fdb->vid,
if (mv88e6xxx_port_db_load_purge(chip, port, addr, vid,
MV88E6XXX_G1_ATU_DATA_STATE_UC_STATIC))
dev_err(ds->dev, "p%d: failed to load unicast MAC address\n",
port);
@ -1431,13 +1429,13 @@ static void mv88e6xxx_port_fdb_add(struct dsa_switch *ds, int port,
}
static int mv88e6xxx_port_fdb_del(struct dsa_switch *ds, int port,
const struct switchdev_obj_port_fdb *fdb)
const unsigned char *addr, u16 vid)
{
struct mv88e6xxx_chip *chip = ds->priv;
int err;
mutex_lock(&chip->reg_lock);
err = mv88e6xxx_port_db_load_purge(chip, port, fdb->addr, fdb->vid,
err = mv88e6xxx_port_db_load_purge(chip, port, addr, vid,
MV88E6XXX_G1_ATU_DATA_STATE_UNUSED);
mutex_unlock(&chip->reg_lock);

15
drivers/net/dsa/qca8k.c
View File

@ -778,8 +778,7 @@ qca8k_port_fdb_insert(struct qca8k_priv *priv, const u8 *addr,
static int
qca8k_port_fdb_prepare(struct dsa_switch *ds, int port,
const struct switchdev_obj_port_fdb *fdb,
struct switchdev_trans *trans)
const unsigned char *addr, u16 vid)
{
struct qca8k_priv *priv = (struct qca8k_priv *)ds->priv;
@ -788,33 +787,31 @@ qca8k_port_fdb_prepare(struct dsa_switch *ds, int port,
* when port_fdb_add is called an entry is still available. Otherwise
* the last free entry might have been used up by auto learning
*/
return qca8k_port_fdb_insert(priv, fdb->addr, 0, fdb->vid);
return qca8k_port_fdb_insert(priv, addr, 0, vid);
}
static void
qca8k_port_fdb_add(struct dsa_switch *ds, int port,
const struct switchdev_obj_port_fdb *fdb,
struct switchdev_trans *trans)
const unsigned char *addr, u16 vid)
{
struct qca8k_priv *priv = (struct qca8k_priv *)ds->priv;
u16 port_mask = BIT(port);
/* Update the FDB entry adding the port_mask */
qca8k_port_fdb_insert(priv, fdb->addr, port_mask, fdb->vid);
qca8k_port_fdb_insert(priv, addr, port_mask, vid);
}
static int
qca8k_port_fdb_del(struct dsa_switch *ds, int port,
const struct switchdev_obj_port_fdb *fdb)
const unsigned char *addr, u16 vid)
{
struct qca8k_priv *priv = (struct qca8k_priv *)ds->priv;
u16 port_mask = BIT(port);
u16 vid = fdb->vid;
if (!vid)
vid = 1;
return qca8k_fdb_del(priv, fdb->addr, port_mask, vid);
return qca8k_fdb_del(priv, addr, port_mask, vid);
}
static int

8
include/net/dsa.h
View File

@ -386,13 +386,11 @@ struct dsa_switch_ops {
* Forwarding database
*/
int (*port_fdb_prepare)(struct dsa_switch *ds, int port,
const struct switchdev_obj_port_fdb *fdb,
struct switchdev_trans *trans);
const unsigned char *addr, u16 vid);
void (*port_fdb_add)(struct dsa_switch *ds, int port,
const struct switchdev_obj_port_fdb *fdb,
struct switchdev_trans *trans);
const unsigned char *addr, u16 vid);
int (*port_fdb_del)(struct dsa_switch *ds, int port,
const struct switchdev_obj_port_fdb *fdb);
const unsigned char *addr, u16 vid);
int (*port_fdb_dump)(struct dsa_switch *ds, int port,
struct switchdev_obj_port_fdb *fdb,
switchdev_obj_dump_cb_t *cb);

8
net/dsa/switch.c
View File

@ -94,10 +94,11 @@ static int dsa_switch_fdb_add(struct dsa_switch *ds,
if (!ds->ops->port_fdb_prepare || !ds->ops->port_fdb_add)
return -EOPNOTSUPP;
return ds->ops->port_fdb_prepare(ds, info->port, fdb, trans);
return ds->ops->port_fdb_prepare(ds, info->port, fdb->addr,
fdb->vid);
}
ds->ops->port_fdb_add(ds, info->port, fdb, trans);
ds->ops->port_fdb_add(ds, info->port, fdb->addr, fdb->vid);
return 0;
}
@ -114,7 +115,8 @@ static int dsa_switch_fdb_del(struct dsa_switch *ds,
if (!ds->ops->port_fdb_del)
return -EOPNOTSUPP;
return ds->ops->port_fdb_del(ds, info->port, fdb);
return ds->ops->port_fdb_del(ds, info->port, fdb->addr,
fdb->vid);
}
static int dsa_switch_mdb_add(struct dsa_switch *ds,