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

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

drivers/net/ethernet/mellanox/mlxsw/spectrum_mr.c

+56 −0
Original line number Original line Diff line number Diff line
@@ -33,6 +33,7 @@ 
 */

 */





#include <linux/rhashtable.h>

#include <linux/rhashtable.h>

#include <net/ipv6.h>





#include "spectrum_mr.h"

#include "spectrum_mr.h"

#include "spectrum_router.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));

	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

static struct

mlxsw_sp_mr_vif_ops mlxsw_sp_mr_vif_ops_arr[] = {

mlxsw_sp_mr_vif_ops mlxsw_sp_mr_vif_ops_arr[] = {

	{

	{

		.is_regular = mlxsw_sp_mr_vif4_is_regular,

		.is_regular = mlxsw_sp_mr_vif4_is_regular,

	},

	},

	{

		.is_regular = mlxsw_sp_mr_vif6_is_regular,

	},

};

};





static struct

static struct
@@ -854,6 +904,12 @@ mlxsw_sp_mr_table_ops mlxsw_sp_mr_table_ops_arr[] = { 
		.key_create = mlxsw_sp_mr_route4_key,

		.key_create = mlxsw_sp_mr_route4_key,

		.is_route_starg = mlxsw_sp_mr_route4_starg,

		.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,

struct mlxsw_sp_mr_table *mlxsw_sp_mr_table_create(struct mlxsw_sp *mlxsw_sp,

drivers/net/ethernet/mellanox/mlxsw/spectrum_mr.h

+1 −0
Original line number Original line Diff line number Diff line
@@ -36,6 +36,7 @@ 
#define _MLXSW_SPECTRUM_MCROUTER_H

#define _MLXSW_SPECTRUM_MCROUTER_H





#include <linux/mroute.h>

#include <linux/mroute.h>

#include <linux/mroute6.h>

#include "spectrum_router.h"

#include "spectrum_router.h"

#include "spectrum.h"

#include "spectrum.h"