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net: dsa: propagate extack to port_lag_join

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Drivers could refuse to offload a LAG configuration for a variety of
reasons, mainly having to do with its TX type. Additionally, since DSA
masters may now also be LAG interfaces, and this will translate into a
call to port_lag_join on the CPU ports, there may be extra restrictions
there. Propagate the netlink extack to this DSA method in order for
drivers to give a meaningful error message back to the user.

Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
This commit is contained in:
Vladimir Oltean
2022-09-11 04:07:03 +03:00
committed by Paolo Abeni
parent 13eccc1bbb
commit 2e359b00a1
11 changed files with 60 additions and 28 deletions
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6
include/net/dsa.h
View File

@@ -1094,7 +1094,8 @@ struct dsa_switch_ops {
int port);
int (*crosschip_lag_join)(struct dsa_switch *ds, int sw_index,
int port, struct dsa_lag lag,
struct netdev_lag_upper_info *info);
struct netdev_lag_upper_info *info,
struct netlink_ext_ack *extack);
int (*crosschip_lag_leave)(struct dsa_switch *ds, int sw_index,
int port, struct dsa_lag lag);
@@ -1169,7 +1170,8 @@ 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 dsa_lag lag,
struct netdev_lag_upper_info *info);
struct netdev_lag_upper_info *info,
struct netlink_ext_ack *extack);
int (*port_lag_leave)(struct dsa_switch *ds, int port,
struct dsa_lag lag);

3
include/soc/mscc/ocelot.h
View File

@@ -1229,7 +1229,8 @@ int ocelot_port_mdb_del(struct ocelot *ocelot, int port,
const struct net_device *bridge);
int ocelot_port_lag_join(struct ocelot *ocelot, int port,
struct net_device *bond,
struct netdev_lag_upper_info *info);
struct netdev_lag_upper_info *info,
struct netlink_ext_ack *extack);
void ocelot_port_lag_leave(struct ocelot *ocelot, int port,
struct net_device *bond);
void ocelot_port_lag_change(struct ocelot *ocelot, int port, bool lag_tx_active);