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net: team: Add new tx_enabled team port option 

This option allows independent control over tx enablement without
affecting rx enablement. Like the rx_enabled option, this also
implicitly affects the enabled option.

If this option is not used, then the enabled option will continue to
behave as it did before.

Tested in a follow-up patch with a new selftest.

Reviewed-by: Jiri Pirko <jiri@nvidia.com>
Signed-off-by: Marc Harvey <marcharvey@google.com>
Reviewed-by: Kuniyuki Iwashima <kuniyu@google.com>
Link: https://patch.msgid.link/20260409-teaming-driver-internal-v7-9-f47e7589685d@google.com
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
master
Marc Harvey 2026-04-09 02:59:31 +00:00 committed by Paolo Abeni
parent 0e47569a57
commit bb9215a981
1 changed files with 55 additions and 0 deletions
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55
drivers/net/team/team_core.c
View File

@ -978,6 +978,21 @@ static void __team_port_enable_tx(struct team *team,
team_tx_port_index_hash(team, port->tx_index));
}
static void team_port_enable_tx(struct team *team,
struct team_port *port)
{
if (team_port_tx_enabled(port))
return;
__team_port_enable_tx(team, port);
team_adjust_ops(team);
team_queue_override_port_add(team, port);
/* Don't rejoin multicast, since this port might not be receiving. */
team_notify_peers(team);
team_lower_state_changed(port);
}
static void __reconstruct_port_hlist(struct team *team, int rm_index)
{
struct hlist_head *tx_port_index_hash;
@ -1007,6 +1022,19 @@ static void __team_port_disable_tx(struct team *team,
WRITE_ONCE(team->tx_en_port_count, team->tx_en_port_count - 1);
}
static void team_port_disable_tx(struct team *team,
struct team_port *port)
{
if (!team_port_tx_enabled(port))
return;
__team_port_disable_tx(team, port);
team_queue_override_port_del(team, port);
team_adjust_ops(team);
team_lower_state_changed(port);
}
/*
* Enable TX AND RX on the port.
*/
@ -1529,6 +1557,26 @@ static int team_port_rx_en_option_set(struct team *team,
return 0;
}
static void team_port_tx_en_option_get(struct team *team,
struct team_gsetter_ctx *ctx)
{
struct team_port *port = ctx->info->port;
ctx->data.bool_val = team_port_tx_enabled(port);
}
static int team_port_tx_en_option_set(struct team *team,
struct team_gsetter_ctx *ctx)
{
struct team_port *port = ctx->info->port;
if (ctx->data.bool_val)
team_port_enable_tx(team, port);
else
team_port_disable_tx(team, port);
return 0;
}
static void team_user_linkup_option_get(struct team *team,
struct team_gsetter_ctx *ctx)
{
@ -1657,6 +1705,13 @@ static const struct team_option team_options[] = {
.getter = team_port_rx_en_option_get,
.setter = team_port_rx_en_option_set,
},
{
.name = "tx_enabled",
.type = TEAM_OPTION_TYPE_BOOL,
.per_port = true,
.getter = team_port_tx_en_option_get,
.setter = team_port_tx_en_option_set,
},
{
.name = "user_linkup",
.type = TEAM_OPTION_TYPE_BOOL,