Commit 6981e104 authored by Yuval Mintz's avatar Yuval Mintz Committed by David S. Miller

mlxsw: spectrum_mr: Add ipv6 specific operations

Populate the various operation structures meant for IPv6 with logic
unique to that protocol suite.
Signed-off-by: default avatarYuval Mintz <yuvalm@mellanox.com>
Signed-off-by: default avatarIdo Schimmel <idosch@mellanox.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent eb35da0c
......@@ -33,6 +33,7 @@
*/
#include <linux/rhashtable.h>
#include <net/ipv6.h>
#include "spectrum_mr.h"
#include "spectrum_router.h"
......@@ -840,11 +841,60 @@ static bool mlxsw_sp_mr_vif4_is_regular(const struct mlxsw_sp_mr_vif *vif)
return !(vif->vif_flags & (VIFF_TUNNEL | VIFF_REGISTER));
}
static bool
mlxsw_sp_mr_route6_validate(const struct mlxsw_sp_mr_table *mr_table,
const struct mr_mfc *c)
{
struct mfc6_cache *mfc = (struct mfc6_cache *) c;
/* If the route is a (*,*) route, abort, as these kind of routes are
* used for proxy routes.
*/
if (ipv6_addr_any(&mfc->mf6c_origin) &&
ipv6_addr_any(&mfc->mf6c_mcastgrp)) {
dev_warn(mr_table->mlxsw_sp->bus_info->dev,
"Offloading proxy routes is not supported.\n");
return false;
}
return true;
}
static void mlxsw_sp_mr_route6_key(struct mlxsw_sp_mr_table *mr_table,
struct mlxsw_sp_mr_route_key *key,
struct mr_mfc *c)
{
const struct mfc6_cache *mfc = (struct mfc6_cache *) c;
memset(key, 0, sizeof(*key));
key->vrid = mr_table->vr_id;
key->proto = MLXSW_SP_L3_PROTO_IPV6;
key->group.addr6 = mfc->mf6c_mcastgrp;
memset(&key->group_mask.addr6, 0xff, sizeof(key->group_mask.addr6));
key->source.addr6 = mfc->mf6c_origin;
if (!ipv6_addr_any(&mfc->mf6c_origin))
memset(&key->source_mask.addr6, 0xff,
sizeof(key->source_mask.addr6));
}
static bool mlxsw_sp_mr_route6_starg(const struct mlxsw_sp_mr_table *mr_table,
const struct mlxsw_sp_mr_route *mr_route)
{
return ipv6_addr_any(&mr_route->key.source_mask.addr6);
}
static bool mlxsw_sp_mr_vif6_is_regular(const struct mlxsw_sp_mr_vif *vif)
{
return !(vif->vif_flags & MIFF_REGISTER);
}
static struct
mlxsw_sp_mr_vif_ops mlxsw_sp_mr_vif_ops_arr[] = {
{
.is_regular = mlxsw_sp_mr_vif4_is_regular,
},
{
.is_regular = mlxsw_sp_mr_vif6_is_regular,
},
};
static struct
......@@ -854,6 +904,12 @@ mlxsw_sp_mr_table_ops mlxsw_sp_mr_table_ops_arr[] = {
.key_create = mlxsw_sp_mr_route4_key,
.is_route_starg = mlxsw_sp_mr_route4_starg,
},
{
.is_route_valid = mlxsw_sp_mr_route6_validate,
.key_create = mlxsw_sp_mr_route6_key,
.is_route_starg = mlxsw_sp_mr_route6_starg,
},
};
struct mlxsw_sp_mr_table *mlxsw_sp_mr_table_create(struct mlxsw_sp *mlxsw_sp,
......
......@@ -36,6 +36,7 @@
#define _MLXSW_SPECTRUM_MCROUTER_H
#include <linux/mroute.h>
#include <linux/mroute6.h>
#include "spectrum_router.h"
#include "spectrum.h"
......
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