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-rw-r--r--include/net/dsa.h66
-rw-r--r--include/net/switchdev.h10
-rw-r--r--include/soc/mscc/ocelot.h12
3 files changed, 63 insertions, 25 deletions
diff --git a/include/net/dsa.h b/include/net/dsa.h
index f13de2d8aef3..01faba89c987 100644
--- a/include/net/dsa.h
+++ b/include/net/dsa.h
@@ -116,6 +116,14 @@ struct dsa_netdevice_ops {
#define MODULE_ALIAS_DSA_TAG_DRIVER(__proto) \
MODULE_ALIAS(DSA_TAG_DRIVER_ALIAS __stringify(__proto##_VALUE))
+struct dsa_lag {
+ struct net_device *dev;
+ unsigned int id;
+ struct mutex fdb_lock;
+ struct list_head fdbs;
+ refcount_t refcount;
+};
+
struct dsa_switch_tree {
struct list_head list;
@@ -134,7 +142,7 @@ struct dsa_switch_tree {
/* Maps offloaded LAG netdevs to a zero-based linear ID for
* drivers that need it.
*/
- struct net_device **lags;
+ struct dsa_lag **lags;
/* Tagging protocol operations */
const struct dsa_device_ops *tag_ops;
@@ -163,32 +171,36 @@ struct dsa_switch_tree {
unsigned int last_switch;
};
+/* LAG IDs are one-based, the dst->lags array is zero-based */
#define dsa_lags_foreach_id(_id, _dst) \
- for ((_id) = 0; (_id) < (_dst)->lags_len; (_id)++) \
- if ((_dst)->lags[(_id)])
+ for ((_id) = 1; (_id) <= (_dst)->lags_len; (_id)++) \
+ if ((_dst)->lags[(_id) - 1])
#define dsa_lag_foreach_port(_dp, _dst, _lag) \
list_for_each_entry((_dp), &(_dst)->ports, list) \
- if ((_dp)->lag_dev == (_lag))
+ if (dsa_port_offloads_lag((_dp), (_lag)))
#define dsa_hsr_foreach_port(_dp, _ds, _hsr) \
list_for_each_entry((_dp), &(_ds)->dst->ports, list) \
if ((_dp)->ds == (_ds) && (_dp)->hsr_dev == (_hsr))
-static inline struct net_device *dsa_lag_dev(struct dsa_switch_tree *dst,
- unsigned int id)
+static inline struct dsa_lag *dsa_lag_by_id(struct dsa_switch_tree *dst,
+ unsigned int id)
{
- return dst->lags[id];
+ /* DSA LAG IDs are one-based, dst->lags is zero-based */
+ return dst->lags[id - 1];
}
static inline int dsa_lag_id(struct dsa_switch_tree *dst,
- struct net_device *lag)
+ struct net_device *lag_dev)
{
unsigned int id;
dsa_lags_foreach_id(id, dst) {
- if (dsa_lag_dev(dst, id) == lag)
- return id;
+ struct dsa_lag *lag = dsa_lag_by_id(dst, id);
+
+ if (lag->dev == lag_dev)
+ return lag->id;
}
return -ENODEV;
@@ -291,7 +303,7 @@ struct dsa_port {
struct devlink_port devlink_port;
struct phylink *pl;
struct phylink_config pl_config;
- struct net_device *lag_dev;
+ struct dsa_lag *lag;
struct net_device *hsr_dev;
struct list_head list;
@@ -641,14 +653,30 @@ static inline bool dsa_port_is_vlan_filtering(const struct dsa_port *dp)
return dp->vlan_filtering;
}
+static inline unsigned int dsa_port_lag_id_get(struct dsa_port *dp)
+{
+ return dp->lag ? dp->lag->id : 0;
+}
+
+static inline struct net_device *dsa_port_lag_dev_get(struct dsa_port *dp)
+{
+ return dp->lag ? dp->lag->dev : NULL;
+}
+
+static inline bool dsa_port_offloads_lag(struct dsa_port *dp,
+ const struct dsa_lag *lag)
+{
+ return dsa_port_lag_dev_get(dp) == lag->dev;
+}
+
static inline
struct net_device *dsa_port_to_bridge_port(const struct dsa_port *dp)
{
if (!dp->bridge)
return NULL;
- if (dp->lag_dev)
- return dp->lag_dev;
+ if (dp->lag)
+ return dp->lag->dev;
else if (dp->hsr_dev)
return dp->hsr_dev;
@@ -918,6 +946,10 @@ struct dsa_switch_ops {
const unsigned char *addr, u16 vid);
int (*port_fdb_dump)(struct dsa_switch *ds, int port,
dsa_fdb_dump_cb_t *cb, void *data);
+ int (*lag_fdb_add)(struct dsa_switch *ds, struct dsa_lag lag,
+ const unsigned char *addr, u16 vid);
+ int (*lag_fdb_del)(struct dsa_switch *ds, struct dsa_lag lag,
+ const unsigned char *addr, u16 vid);
/*
* Multicast database
@@ -966,10 +998,10 @@ struct dsa_switch_ops {
int (*crosschip_lag_change)(struct dsa_switch *ds, int sw_index,
int port);
int (*crosschip_lag_join)(struct dsa_switch *ds, int sw_index,
- int port, struct net_device *lag,
+ int port, struct dsa_lag lag,
struct netdev_lag_upper_info *info);
int (*crosschip_lag_leave)(struct dsa_switch *ds, int sw_index,
- int port, struct net_device *lag);
+ int port, struct dsa_lag lag);
/*
* PTP functionality
@@ -1041,10 +1073,10 @@ struct dsa_switch_ops {
*/
int (*port_lag_change)(struct dsa_switch *ds, int port);
int (*port_lag_join)(struct dsa_switch *ds, int port,
- struct net_device *lag,
+ struct dsa_lag lag,
struct netdev_lag_upper_info *info);
int (*port_lag_leave)(struct dsa_switch *ds, int port,
- struct net_device *lag);
+ struct dsa_lag lag);
/*
* HSR integration
diff --git a/include/net/switchdev.h b/include/net/switchdev.h
index c32e1c8f79ec..3e424d40fae3 100644
--- a/include/net/switchdev.h
+++ b/include/net/switchdev.h
@@ -313,10 +313,7 @@ int switchdev_handle_fdb_event_to_device(struct net_device *dev, unsigned long e
const struct net_device *foreign_dev),
int (*mod_cb)(struct net_device *dev, struct net_device *orig_dev,
unsigned long event, const void *ctx,
- const struct switchdev_notifier_fdb_info *fdb_info),
- int (*lag_mod_cb)(struct net_device *dev, struct net_device *orig_dev,
- unsigned long event, const void *ctx,
- const struct switchdev_notifier_fdb_info *fdb_info));
+ const struct switchdev_notifier_fdb_info *fdb_info));
int switchdev_handle_port_obj_add(struct net_device *dev,
struct switchdev_notifier_port_obj_info *port_obj_info,
@@ -443,10 +440,7 @@ switchdev_handle_fdb_event_to_device(struct net_device *dev, unsigned long event
const struct net_device *foreign_dev),
int (*mod_cb)(struct net_device *dev, struct net_device *orig_dev,
unsigned long event, const void *ctx,
- const struct switchdev_notifier_fdb_info *fdb_info),
- int (*lag_mod_cb)(struct net_device *dev, struct net_device *orig_dev,
- unsigned long event, const void *ctx,
- const struct switchdev_notifier_fdb_info *fdb_info))
+ const struct switchdev_notifier_fdb_info *fdb_info))
{
return 0;
}
diff --git a/include/soc/mscc/ocelot.h b/include/soc/mscc/ocelot.h
index 78f56502bc09..dd4fc34d2992 100644
--- a/include/soc/mscc/ocelot.h
+++ b/include/soc/mscc/ocelot.h
@@ -635,6 +635,13 @@ enum macaccess_entry_type {
#define OCELOT_QUIRK_PCS_PERFORMS_RATE_ADAPTATION BIT(0)
#define OCELOT_QUIRK_QSGMII_PORTS_MUST_BE_UP BIT(1)
+struct ocelot_lag_fdb {
+ unsigned char addr[ETH_ALEN];
+ u16 vid;
+ struct net_device *bond;
+ struct list_head list;
+};
+
struct ocelot_port {
struct ocelot *ocelot;
@@ -690,6 +697,7 @@ struct ocelot {
struct list_head vlans;
struct list_head traps;
+ struct list_head lag_fdbs;
/* Switches like VSC9959 have flooding per traffic class */
int num_flooding_pgids;
@@ -866,6 +874,10 @@ int ocelot_fdb_add(struct ocelot *ocelot, int port,
const unsigned char *addr, u16 vid);
int ocelot_fdb_del(struct ocelot *ocelot, int port,
const unsigned char *addr, u16 vid);
+int ocelot_lag_fdb_add(struct ocelot *ocelot, struct net_device *bond,
+ const unsigned char *addr, u16 vid);
+int ocelot_lag_fdb_del(struct ocelot *ocelot, struct net_device *bond,
+ const unsigned char *addr, u16 vid);
int ocelot_vlan_prepare(struct ocelot *ocelot, int port, u16 vid, bool pvid,
bool untagged, struct netlink_ext_ack *extack);
int ocelot_vlan_add(struct ocelot *ocelot, int port, u16 vid, bool pvid,
generated by cgit v1.2.3 (git 2.46.0) at 2026-01-26 22:31:02 +0000