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mlxsw: spectrum: Move mlxsw_sp_span_gretap4_route() 

Move the function next to the rest of gretap4 functions. Thus the
generic functions shared between gretap4 and gretap6 are in one block at
the beginning, followed by a gretap4 block, followed by a gretap6 block.

Signed-off-by: Petr Machata <petrm@mellanox.com>
Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Petr Machata 2018-03-11 09:45:48 +02:00 committed by David S. Miller
parent 918ee5073b
commit 36a1c3bd4a
1 changed files with 33 additions and 33 deletions
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66
drivers/net/ethernet/mellanox/mlxsw/spectrum_span.c
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@ -133,39 +133,6 @@ struct mlxsw_sp_span_entry_ops mlxsw_sp_span_entry_ops_phys = {
.deconfigure = mlxsw_sp_span_entry_phys_deconfigure, .deconfigure = mlxsw_sp_span_entry_phys_deconfigure,
}; };
static struct net_device *
mlxsw_sp_span_gretap4_route(const struct net_device *to_dev,
__be32 *saddrp, __be32 *daddrp)
{
struct ip_tunnel *tun = netdev_priv(to_dev);
struct net_device *dev = NULL;
struct ip_tunnel_parm parms;
struct rtable *rt = NULL;
struct flowi4 fl4;
/* We assume "dev" stays valid after rt is put. */
ASSERT_RTNL();
parms = mlxsw_sp_ipip_netdev_parms4(to_dev);
ip_tunnel_init_flow(&fl4, parms.iph.protocol, *daddrp, *saddrp,
0, 0, parms.link, tun->fwmark);
rt = ip_route_output_key(tun->net, &fl4);
if (IS_ERR(rt))
return NULL;
if (rt->rt_type != RTN_UNICAST)
goto out;
dev = rt->dst.dev;
*saddrp = fl4.saddr;
*daddrp = rt->rt_gateway;
out:
ip_rt_put(rt);
return dev;
}
static int mlxsw_sp_span_dmac(struct neigh_table *tbl, static int mlxsw_sp_span_dmac(struct neigh_table *tbl,
const void *pkey, const void *pkey,
struct net_device *l3edev, struct net_device *l3edev,
@ -227,6 +194,39 @@ mlxsw_sp_span_entry_tunnel_parms_common(struct net_device *l3edev,
return 0; return 0;
} }
static struct net_device *
mlxsw_sp_span_gretap4_route(const struct net_device *to_dev,
__be32 *saddrp, __be32 *daddrp)
{
struct ip_tunnel *tun = netdev_priv(to_dev);
struct net_device *dev = NULL;
struct ip_tunnel_parm parms;
struct rtable *rt = NULL;
struct flowi4 fl4;
/* We assume "dev" stays valid after rt is put. */
ASSERT_RTNL();
parms = mlxsw_sp_ipip_netdev_parms4(to_dev);
ip_tunnel_init_flow(&fl4, parms.iph.protocol, *daddrp, *saddrp,
0, 0, parms.link, tun->fwmark);
rt = ip_route_output_key(tun->net, &fl4);
if (IS_ERR(rt))
return NULL;
if (rt->rt_type != RTN_UNICAST)
goto out;
dev = rt->dst.dev;
*saddrp = fl4.saddr;
*daddrp = rt->rt_gateway;
out:
ip_rt_put(rt);
return dev;
}
static int static int
mlxsw_sp_span_entry_gretap4_parms(const struct net_device *to_dev, mlxsw_sp_span_entry_gretap4_parms(const struct net_device *to_dev,
struct mlxsw_sp_span_parms *sparmsp) struct mlxsw_sp_span_parms *sparmsp)