diff options
Diffstat (limited to 'drivers/net/ethernet/netronome/nfp/flower/lag_conf.c')
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/flower/lag_conf.c | 52 |
1 files changed, 41 insertions, 11 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/flower/lag_conf.c b/drivers/net/ethernet/netronome/nfp/flower/lag_conf.c index e92860e20a24..88d6d992e7d0 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/lag_conf.c +++ b/drivers/net/ethernet/netronome/nfp/flower/lag_conf.c @@ -154,10 +154,11 @@ nfp_fl_lag_find_group_for_master_with_lag(struct nfp_fl_lag *lag, return NULL; } -int nfp_flower_lag_populate_pre_action(struct nfp_app *app, - struct net_device *master, - struct nfp_fl_pre_lag *pre_act, - struct netlink_ext_ack *extack) +static int nfp_fl_lag_get_group_info(struct nfp_app *app, + struct net_device *netdev, + __be16 *group_id, + u8 *batch_ver, + u8 *group_inst) { struct nfp_flower_priv *priv = app->priv; struct nfp_fl_lag_group *group = NULL; @@ -165,23 +166,52 @@ int nfp_flower_lag_populate_pre_action(struct nfp_app *app, mutex_lock(&priv->nfp_lag.lock); group = nfp_fl_lag_find_group_for_master_with_lag(&priv->nfp_lag, - master); + netdev); if (!group) { mutex_unlock(&priv->nfp_lag.lock); - NL_SET_ERR_MSG_MOD(extack, "invalid entry: group does not exist for LAG action"); return -ENOENT; } - pre_act->group_id = cpu_to_be16(group->group_id); - temp_vers = cpu_to_be32(priv->nfp_lag.batch_ver << - NFP_FL_PRE_LAG_VER_OFF); - memcpy(pre_act->lag_version, &temp_vers, 3); - pre_act->instance = group->group_inst; + if (group_id) + *group_id = cpu_to_be16(group->group_id); + + if (batch_ver) { + temp_vers = cpu_to_be32(priv->nfp_lag.batch_ver << + NFP_FL_PRE_LAG_VER_OFF); + memcpy(batch_ver, &temp_vers, 3); + } + + if (group_inst) + *group_inst = group->group_inst; + mutex_unlock(&priv->nfp_lag.lock); return 0; } +int nfp_flower_lag_populate_pre_action(struct nfp_app *app, + struct net_device *master, + struct nfp_fl_pre_lag *pre_act, + struct netlink_ext_ack *extack) +{ + if (nfp_fl_lag_get_group_info(app, master, &pre_act->group_id, + pre_act->lag_version, + &pre_act->instance)) { + NL_SET_ERR_MSG_MOD(extack, "invalid entry: group does not exist for LAG action"); + return -ENOENT; + } + + return 0; +} + +void nfp_flower_lag_get_info_from_netdev(struct nfp_app *app, + struct net_device *netdev, + struct nfp_tun_neigh_lag *lag) +{ + nfp_fl_lag_get_group_info(app, netdev, NULL, + lag->lag_version, &lag->lag_instance); +} + int nfp_flower_lag_get_output_id(struct nfp_app *app, struct net_device *master) { struct nfp_flower_priv *priv = app->priv; |