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mlxsw: spectrum_acl: Add extack messages 

Return extack messages for failures in action set creation.
Messages provide reasons for not being able to implement
the action in HW.

Signed-off-by: Nir Dotan <nird@mellanox.com>
Reviewed-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Nir Dotan 2018-07-24 17:13:13 +03:00 committed by David S. Miller
parent 9c10812afe
commit af1fe78643
1 changed files with 11 additions and 4 deletions
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15
drivers/net/ethernet/mellanox/mlxsw/spectrum_acl.c
View File

@ -546,11 +546,15 @@ int mlxsw_sp_acl_rulei_act_fwd(struct mlxsw_sp *mlxsw_sp,
bool in_port;
if (out_dev) {
if (!mlxsw_sp_port_dev_check(out_dev))
if (!mlxsw_sp_port_dev_check(out_dev)) {
NL_SET_ERR_MSG_MOD(extack, "Invalid output device");
return -EINVAL;
}
mlxsw_sp_port = netdev_priv(out_dev);
if (mlxsw_sp_port->mlxsw_sp != mlxsw_sp)
if (mlxsw_sp_port->mlxsw_sp != mlxsw_sp) {
NL_SET_ERR_MSG_MOD(extack, "Invalid output device");
return -EINVAL;
}
local_port = mlxsw_sp_port->local_port;
in_port = false;
} else {
@ -573,9 +577,10 @@ int mlxsw_sp_acl_rulei_act_mirror(struct mlxsw_sp *mlxsw_sp,
struct mlxsw_sp_acl_block_binding *binding;
struct mlxsw_sp_port *in_port;
if (!list_is_singular(&block->binding_list))
if (!list_is_singular(&block->binding_list)) {
NL_SET_ERR_MSG_MOD(extack, "Only a single mirror source is allowed");
return -EOPNOTSUPP;
}
binding = list_first_entry(&block->binding_list,
struct mlxsw_sp_acl_block_binding, list);
in_port = binding->mlxsw_sp_port;
@ -603,6 +608,7 @@ int mlxsw_sp_acl_rulei_act_vlan(struct mlxsw_sp *mlxsw_sp,
ethertype = 1;
break;
default:
NL_SET_ERR_MSG_MOD(extack, "Unsupported VLAN protocol");
dev_err(mlxsw_sp->bus_info->dev, "Unsupported VLAN protocol %#04x\n",
proto);
return -EINVAL;
@ -612,6 +618,7 @@ int mlxsw_sp_acl_rulei_act_vlan(struct mlxsw_sp *mlxsw_sp,
vid, prio, ethertype,
extack);
} else {
NL_SET_ERR_MSG_MOD(extack, "Unsupported VLAN action");
dev_err(mlxsw_sp->bus_info->dev, "Unsupported VLAN action\n");
return -EINVAL;
}