From 146a32067b3fde1424d737d7fb333eb0951e6419 Mon Sep 17 00:00:00 2001 From: Vivien Didelot Date: Thu, 8 Oct 2015 11:35:12 -0400 Subject: [PATCH 1/3] net: dsa: add port_fdb_prepare Push the prepare phase for FDB operations down to the DSA drivers, with a new port_fdb_prepare function. Currently only mv88e6xxx is affected. Signed-off-by: Vivien Didelot Reviewed-by: Jiri Pirko Signed-off-by: David S. Miller --- drivers/net/dsa/mv88e6171.c | 1 + drivers/net/dsa/mv88e6352.c | 1 + drivers/net/dsa/mv88e6xxx.c | 10 ++++++++++ drivers/net/dsa/mv88e6xxx.h | 3 +++ include/net/dsa.h | 6 ++++++ net/dsa/slave.c | 7 +++++-- 6 files changed, 26 insertions(+), 2 deletions(-) diff --git a/drivers/net/dsa/mv88e6171.c b/drivers/net/dsa/mv88e6171.c index c95cfab56a4f..ca3330aec740 100644 --- a/drivers/net/dsa/mv88e6171.c +++ b/drivers/net/dsa/mv88e6171.c @@ -121,6 +121,7 @@ struct dsa_switch_driver mv88e6171_switch_driver = { .port_vlan_add = mv88e6xxx_port_vlan_add, .port_vlan_del = mv88e6xxx_port_vlan_del, .vlan_getnext = mv88e6xxx_vlan_getnext, + .port_fdb_prepare = mv88e6xxx_port_fdb_prepare, .port_fdb_add = mv88e6xxx_port_fdb_add, .port_fdb_del = mv88e6xxx_port_fdb_del, .port_fdb_getnext = mv88e6xxx_port_fdb_getnext, diff --git a/drivers/net/dsa/mv88e6352.c b/drivers/net/dsa/mv88e6352.c index 37367060676f..078a358c1b83 100644 --- a/drivers/net/dsa/mv88e6352.c +++ b/drivers/net/dsa/mv88e6352.c @@ -348,6 +348,7 @@ struct dsa_switch_driver mv88e6352_switch_driver = { .port_vlan_add = mv88e6xxx_port_vlan_add, .port_vlan_del = mv88e6xxx_port_vlan_del, .vlan_getnext = mv88e6xxx_vlan_getnext, + .port_fdb_prepare = mv88e6xxx_port_fdb_prepare, .port_fdb_add = mv88e6xxx_port_fdb_add, .port_fdb_del = mv88e6xxx_port_fdb_del, .port_fdb_getnext = mv88e6xxx_port_fdb_getnext, diff --git a/drivers/net/dsa/mv88e6xxx.c b/drivers/net/dsa/mv88e6xxx.c index 8e088e355834..0da865171798 100644 --- a/drivers/net/dsa/mv88e6xxx.c +++ b/drivers/net/dsa/mv88e6xxx.c @@ -1841,6 +1841,16 @@ static int _mv88e6xxx_port_fdb_load(struct dsa_switch *ds, int port, return _mv88e6xxx_atu_load(ds, &entry); } +int mv88e6xxx_port_fdb_prepare(struct dsa_switch *ds, int port, + const struct switchdev_obj_port_fdb *fdb, + struct switchdev_trans *trans) +{ + /* We don't need any dynamic resource from the kernel (yet), + * so skip the prepare phase. + */ + return 0; +} + int mv88e6xxx_port_fdb_add(struct dsa_switch *ds, int port, const unsigned char *addr, u16 vid) { diff --git a/drivers/net/dsa/mv88e6xxx.h b/drivers/net/dsa/mv88e6xxx.h index d8ec48710b80..304286924642 100644 --- a/drivers/net/dsa/mv88e6xxx.h +++ b/drivers/net/dsa/mv88e6xxx.h @@ -474,6 +474,9 @@ int mv88e6xxx_port_vlan_add(struct dsa_switch *ds, int port, u16 vid, int mv88e6xxx_port_vlan_del(struct dsa_switch *ds, int port, u16 vid); int mv88e6xxx_vlan_getnext(struct dsa_switch *ds, u16 *vid, unsigned long *ports, unsigned long *untagged); +int mv88e6xxx_port_fdb_prepare(struct dsa_switch *ds, int port, + const struct switchdev_obj_port_fdb *fdb, + struct switchdev_trans *trans); int mv88e6xxx_port_fdb_add(struct dsa_switch *ds, int port, const unsigned char *addr, u16 vid); int mv88e6xxx_port_fdb_del(struct dsa_switch *ds, int port, diff --git a/include/net/dsa.h b/include/net/dsa.h index b34d812bc5d0..4f66f8411583 100644 --- a/include/net/dsa.h +++ b/include/net/dsa.h @@ -197,6 +197,9 @@ static inline u8 dsa_upstream_port(struct dsa_switch *ds) return ds->pd->rtable[dst->cpu_switch]; } +struct switchdev_trans; +struct switchdev_obj_port_fdb; + struct dsa_switch_driver { struct list_head list; @@ -316,6 +319,9 @@ struct dsa_switch_driver { /* * Forwarding database */ + int (*port_fdb_prepare)(struct dsa_switch *ds, int port, + const struct switchdev_obj_port_fdb *fdb, + struct switchdev_trans *trans); int (*port_fdb_add)(struct dsa_switch *ds, int port, const unsigned char *addr, u16 vid); int (*port_fdb_del)(struct dsa_switch *ds, int port, diff --git a/net/dsa/slave.c b/net/dsa/slave.c index 4f607bc2a845..48e8c15a2611 100644 --- a/net/dsa/slave.c +++ b/net/dsa/slave.c @@ -346,10 +346,13 @@ static int dsa_slave_port_fdb_add(struct net_device *dev, { struct dsa_slave_priv *p = netdev_priv(dev); struct dsa_switch *ds = p->parent; - int ret = -EOPNOTSUPP; + int ret; + + if (!ds->drv->port_fdb_prepare || !ds->drv->port_fdb_add) + return -EOPNOTSUPP; if (switchdev_trans_ph_prepare(trans)) - ret = ds->drv->port_fdb_add ? 0 : -EOPNOTSUPP; + ret = ds->drv->port_fdb_prepare(ds, p->port, fdb, trans); else ret = ds->drv->port_fdb_add(ds, p->port, fdb->addr, fdb->vid); From 1f36faf26943f5f5fc1d1a7be6ce252d2ff25e1a Mon Sep 17 00:00:00 2001 From: Vivien Didelot Date: Thu, 8 Oct 2015 11:35:13 -0400 Subject: [PATCH 2/3] net: dsa: push prepare phase in port_fdb_add Now that the prepare phase is pushed down to the DSA drivers, propagate it to the port_fdb_add function. Signed-off-by: Vivien Didelot Reviewed-by: Jiri Pirko Signed-off-by: David S. Miller --- drivers/net/dsa/mv88e6xxx.c | 8 +++++--- drivers/net/dsa/mv88e6xxx.h | 3 ++- include/net/dsa.h | 3 ++- net/dsa/slave.c | 2 +- 4 files changed, 10 insertions(+), 6 deletions(-) diff --git a/drivers/net/dsa/mv88e6xxx.c b/drivers/net/dsa/mv88e6xxx.c index 0da865171798..644fffc6b98b 100644 --- a/drivers/net/dsa/mv88e6xxx.c +++ b/drivers/net/dsa/mv88e6xxx.c @@ -23,6 +23,7 @@ #include #include #include +#include #include "mv88e6xxx.h" /* MDIO bus access can be nested in the case of PHYs connected to the @@ -1852,16 +1853,17 @@ int mv88e6xxx_port_fdb_prepare(struct dsa_switch *ds, int port, } int mv88e6xxx_port_fdb_add(struct dsa_switch *ds, int port, - const unsigned char *addr, u16 vid) + const struct switchdev_obj_port_fdb *fdb, + struct switchdev_trans *trans) { - int state = is_multicast_ether_addr(addr) ? + int state = is_multicast_ether_addr(fdb->addr) ? GLOBAL_ATU_DATA_STATE_MC_STATIC : GLOBAL_ATU_DATA_STATE_UC_STATIC; struct mv88e6xxx_priv_state *ps = ds_to_priv(ds); int ret; mutex_lock(&ps->smi_mutex); - ret = _mv88e6xxx_port_fdb_load(ds, port, addr, vid, state); + ret = _mv88e6xxx_port_fdb_load(ds, port, fdb->addr, fdb->vid, state); mutex_unlock(&ps->smi_mutex); return ret; diff --git a/drivers/net/dsa/mv88e6xxx.h b/drivers/net/dsa/mv88e6xxx.h index 304286924642..86a94dc0d86e 100644 --- a/drivers/net/dsa/mv88e6xxx.h +++ b/drivers/net/dsa/mv88e6xxx.h @@ -478,7 +478,8 @@ int mv88e6xxx_port_fdb_prepare(struct dsa_switch *ds, int port, const struct switchdev_obj_port_fdb *fdb, struct switchdev_trans *trans); int mv88e6xxx_port_fdb_add(struct dsa_switch *ds, int port, - const unsigned char *addr, u16 vid); + const struct switchdev_obj_port_fdb *fdb, + struct switchdev_trans *trans); int mv88e6xxx_port_fdb_del(struct dsa_switch *ds, int port, const unsigned char *addr, u16 vid); int mv88e6xxx_port_fdb_getnext(struct dsa_switch *ds, int port, diff --git a/include/net/dsa.h b/include/net/dsa.h index 4f66f8411583..ce8f9b748a77 100644 --- a/include/net/dsa.h +++ b/include/net/dsa.h @@ -323,7 +323,8 @@ struct dsa_switch_driver { const struct switchdev_obj_port_fdb *fdb, struct switchdev_trans *trans); int (*port_fdb_add)(struct dsa_switch *ds, int port, - const unsigned char *addr, u16 vid); + const struct switchdev_obj_port_fdb *fdb, + struct switchdev_trans *trans); int (*port_fdb_del)(struct dsa_switch *ds, int port, const unsigned char *addr, u16 vid); int (*port_fdb_getnext)(struct dsa_switch *ds, int port, diff --git a/net/dsa/slave.c b/net/dsa/slave.c index 48e8c15a2611..6f7f27e9410c 100644 --- a/net/dsa/slave.c +++ b/net/dsa/slave.c @@ -354,7 +354,7 @@ static int dsa_slave_port_fdb_add(struct net_device *dev, if (switchdev_trans_ph_prepare(trans)) ret = ds->drv->port_fdb_prepare(ds, p->port, fdb, trans); else - ret = ds->drv->port_fdb_add(ds, p->port, fdb->addr, fdb->vid); + ret = ds->drv->port_fdb_add(ds, p->port, fdb, trans); return ret; } From 8057b3e7a1cfb4da61717ba609e1ea642bb82f9b Mon Sep 17 00:00:00 2001 From: Vivien Didelot Date: Thu, 8 Oct 2015 11:35:14 -0400 Subject: [PATCH 3/3] net: dsa: use switchdev obj in port_fdb_del For consistency with the FDB add operation, propagate the switchdev_obj_port_fdb structure in the DSA drivers. Signed-off-by: Vivien Didelot Reviewed-by: Jiri Pirko Signed-off-by: David S. Miller --- drivers/net/dsa/mv88e6xxx.c | 4 ++-- drivers/net/dsa/mv88e6xxx.h | 2 +- include/net/dsa.h | 2 +- net/dsa/slave.c | 2 +- 4 files changed, 5 insertions(+), 5 deletions(-) diff --git a/drivers/net/dsa/mv88e6xxx.c b/drivers/net/dsa/mv88e6xxx.c index 644fffc6b98b..87b405e4f9f6 100644 --- a/drivers/net/dsa/mv88e6xxx.c +++ b/drivers/net/dsa/mv88e6xxx.c @@ -1870,13 +1870,13 @@ int mv88e6xxx_port_fdb_add(struct dsa_switch *ds, int port, } int mv88e6xxx_port_fdb_del(struct dsa_switch *ds, int port, - const unsigned char *addr, u16 vid) + const struct switchdev_obj_port_fdb *fdb) { struct mv88e6xxx_priv_state *ps = ds_to_priv(ds); int ret; mutex_lock(&ps->smi_mutex); - ret = _mv88e6xxx_port_fdb_load(ds, port, addr, vid, + ret = _mv88e6xxx_port_fdb_load(ds, port, fdb->addr, fdb->vid, GLOBAL_ATU_DATA_STATE_UNUSED); mutex_unlock(&ps->smi_mutex); diff --git a/drivers/net/dsa/mv88e6xxx.h b/drivers/net/dsa/mv88e6xxx.h index 86a94dc0d86e..8325c11b9be2 100644 --- a/drivers/net/dsa/mv88e6xxx.h +++ b/drivers/net/dsa/mv88e6xxx.h @@ -481,7 +481,7 @@ int mv88e6xxx_port_fdb_add(struct dsa_switch *ds, int port, const struct switchdev_obj_port_fdb *fdb, struct switchdev_trans *trans); int mv88e6xxx_port_fdb_del(struct dsa_switch *ds, int port, - const unsigned char *addr, u16 vid); + const struct switchdev_obj_port_fdb *fdb); int mv88e6xxx_port_fdb_getnext(struct dsa_switch *ds, int port, unsigned char *addr, u16 *vid, bool *is_static); int mv88e6xxx_phy_page_read(struct dsa_switch *ds, int port, int page, int reg); diff --git a/include/net/dsa.h b/include/net/dsa.h index ce8f9b748a77..e00588625bc2 100644 --- a/include/net/dsa.h +++ b/include/net/dsa.h @@ -326,7 +326,7 @@ struct dsa_switch_driver { const struct switchdev_obj_port_fdb *fdb, struct switchdev_trans *trans); int (*port_fdb_del)(struct dsa_switch *ds, int port, - const unsigned char *addr, u16 vid); + const struct switchdev_obj_port_fdb *fdb); int (*port_fdb_getnext)(struct dsa_switch *ds, int port, unsigned char *addr, u16 *vid, bool *is_static); diff --git a/net/dsa/slave.c b/net/dsa/slave.c index 6f7f27e9410c..bb2bd3b56b16 100644 --- a/net/dsa/slave.c +++ b/net/dsa/slave.c @@ -367,7 +367,7 @@ static int dsa_slave_port_fdb_del(struct net_device *dev, int ret = -EOPNOTSUPP; if (ds->drv->port_fdb_del) - ret = ds->drv->port_fdb_del(ds, p->port, fdb->addr, fdb->vid); + ret = ds->drv->port_fdb_del(ds, p->port, fdb); return ret; }