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Commit 71472ec1 authored by Jiri Pirko's avatar Jiri Pirko Committed by David S. Miller
Browse files

team: add user_linkup and user_linkup_enabled per-port option 



Allows userspace to setup linkup for ports. Default is to take linkup
directly from ethtool state.

Signed-off-by: default avatarJiri Pirko <jpirko@redhat.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 14f066ba

drivers/net/team/team.c

+63 −9
Original line number Diff line number Diff line
@@ -76,6 +76,11 @@ int team_port_set_team_mac(struct team_port *port) 
}

EXPORT_SYMBOL(team_port_set_team_mac);



static void team_refresh_port_linkup(struct team_port *port)

{

	port->linkup = port->user.linkup_enabled ? port->user.linkup :

						   port->state.linkup;

}



/*******************

 * Options handling
@@ -880,6 +885,40 @@ static int team_mode_option_set(struct team *team, struct team_gsetter_ctx *ctx) 
	return team_change_mode(team, ctx->data.str_val);

}



static int team_user_linkup_option_get(struct team *team,

				       struct team_gsetter_ctx *ctx)

{

	ctx->data.bool_val = ctx->port->user.linkup;

	return 0;

}



static int team_user_linkup_option_set(struct team *team,

				       struct team_gsetter_ctx *ctx)

{

	ctx->port->user.linkup = ctx->data.bool_val;

	team_refresh_port_linkup(ctx->port);

	return 0;

}



static int team_user_linkup_en_option_get(struct team *team,

					  struct team_gsetter_ctx *ctx)

{

	struct team_port *port = ctx->port;



	ctx->data.bool_val = port->user.linkup_enabled;

	return 0;

}



static int team_user_linkup_en_option_set(struct team *team,

					  struct team_gsetter_ctx *ctx)

{

	struct team_port *port = ctx->port;



	port->user.linkup_enabled = ctx->data.bool_val;

	team_refresh_port_linkup(ctx->port);

	return 0;

}



static const struct team_option team_options[] = {

	{

		.name = "mode",
@@ -887,6 +926,20 @@ static const struct team_option team_options[] = { 
		.getter = team_mode_option_get,

		.setter = team_mode_option_set,

	},

	{

		.name = "user_linkup",

		.type = TEAM_OPTION_TYPE_BOOL,

		.per_port = true,

		.getter = team_user_linkup_option_get,

		.setter = team_user_linkup_option_set,

	},

	{

		.name = "user_linkup_enabled",

		.type = TEAM_OPTION_TYPE_BOOL,

		.per_port = true,

		.getter = team_user_linkup_en_option_get,

		.setter = team_user_linkup_en_option_set,

	},

};



static int team_init(struct net_device *dev)
@@ -1670,10 +1723,10 @@ static int team_nl_fill_port_list_get(struct sk_buff *skb, 
		}

		if ((port->removed &&

		     nla_put_flag(skb, TEAM_ATTR_PORT_REMOVED)) ||

		    (port->linkup &&

		    (port->state.linkup &&

		     nla_put_flag(skb, TEAM_ATTR_PORT_LINKUP)) ||

		    nla_put_u32(skb, TEAM_ATTR_PORT_SPEED, port->speed) ||

		    nla_put_u8(skb, TEAM_ATTR_PORT_DUPLEX, port->duplex))

		    nla_put_u32(skb, TEAM_ATTR_PORT_SPEED, port->state.speed) ||

		    nla_put_u8(skb, TEAM_ATTR_PORT_DUPLEX, port->state.duplex))

			goto nla_put_failure;

		nla_nest_end(skb, port_item);

	}
@@ -1833,23 +1886,24 @@ static void __team_port_change_check(struct team_port *port, bool linkup) 
{

	int err;



	if (!port->removed && port->linkup == linkup)

	if (!port->removed && port->state.linkup == linkup)

		return;



	port->changed = true;

	port->linkup = linkup;

	port->state.linkup = linkup;

	team_refresh_port_linkup(port);

	if (linkup) {

		struct ethtool_cmd ecmd;



		err = __ethtool_get_settings(port->dev, &ecmd);

		if (!err) {

			port->speed = ethtool_cmd_speed(&ecmd);

			port->duplex = ecmd.duplex;

			port->state.speed = ethtool_cmd_speed(&ecmd);

			port->state.duplex = ecmd.duplex;

			goto send_event;

		}

	}

	port->speed = 0;

	port->duplex = 0;

	port->state.speed = 0;

	port->state.duplex = 0;



send_event:

	err = team_nl_send_event_port_list_get(port->team);

include/linux/if_team.h

+18 −8
Original line number Diff line number Diff line
@@ -33,23 +33,33 @@ struct team_port { 
	struct team *team;

	int index;



	/*

	 * A place for storing original values of the device before it

	 * become a port.

	 */

	struct {

		unsigned char dev_addr[MAX_ADDR_LEN];

		unsigned int mtu;

	} orig;

	bool linkup; /* either state.linkup or user.linkup */



	struct {

		bool linkup;

		u32 speed;

		u8 duplex;

	} state;



	/* Values set by userspace */

	struct {

		bool linkup;

		bool linkup_enabled;

	} user;



	/* Custom gennetlink interface related flags */

	bool changed;

	bool removed;



	/*

	 * A place for storing original values of the device before it

	 * become a port.

	 */

	struct {

		unsigned char dev_addr[MAX_ADDR_LEN];

		unsigned int mtu;

	} orig;



	struct rcu_head rcu;

};