netdev - [PATCH net-next 2/8] mlxsw: spectrum_ipip: Use common hash table for IPv6 address mapping

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Message-Id: <20211214142551.606542-3-idosch@nvidia.com>
Date:   Tue, 14 Dec 2021 16:25:45 +0200
From:   Ido Schimmel <idosch@...dia.com>
To:     netdev@...r.kernel.org
Cc:     davem@...emloft.net, kuba@...nel.org, amcohen@...dia.com,
        petrm@...dia.com, mlxsw@...dia.com,
        Ido Schimmel <idosch@...dia.com>
Subject: [PATCH net-next 2/8] mlxsw: spectrum_ipip: Use common hash table for IPv6 address mapping

From: Amit Cohen <amcohen@...dia.com>

Use the common hash table introduced by the previous patch instead of
the IP-in-IP specific implementation.

Signed-off-by: Amit Cohen <amcohen@...dia.com>
Signed-off-by: Ido Schimmel <idosch@...dia.com>
---
 .../ethernet/mellanox/mlxsw/spectrum_ipip.c   | 28 ++++---------------
 1 file changed, 6 insertions(+), 22 deletions(-)

diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_ipip.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum_ipip.c
index ad3926de88f2..01cf5a6a26bd 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_ipip.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_ipip.c
@@ -568,37 +568,21 @@ static int
 mlxsw_sp2_ipip_rem_addr_set_gre6(struct mlxsw_sp *mlxsw_sp,
 				 struct mlxsw_sp_ipip_entry *ipip_entry)
 {
-	char rips_pl[MLXSW_REG_RIPS_LEN];
 	struct __ip6_tnl_parm parms6;
-	int err;
-
-	err = mlxsw_sp_kvdl_alloc(mlxsw_sp,
-				  MLXSW_SP_KVDL_ENTRY_TYPE_IPV6_ADDRESS, 1,
-				  &ipip_entry->dip_kvdl_index);
-	if (err)
-		return err;
 
 	parms6 = mlxsw_sp_ipip_netdev_parms6(ipip_entry->ol_dev);
-	mlxsw_reg_rips_pack(rips_pl, ipip_entry->dip_kvdl_index,
-			    &parms6.raddr);
-	err = mlxsw_reg_write(mlxsw_sp->core, MLXSW_REG(rips), rips_pl);
-	if (err)
-		goto err_rips_write;
-
-	return 0;
-
-err_rips_write:
-	mlxsw_sp_kvdl_free(mlxsw_sp, MLXSW_SP_KVDL_ENTRY_TYPE_IPV6_ADDRESS, 1,
-			   ipip_entry->dip_kvdl_index);
-	return err;
+	return mlxsw_sp_ipv6_addr_kvdl_index_get(mlxsw_sp, &parms6.raddr,
+						 &ipip_entry->dip_kvdl_index);
 }
 
 static void
 mlxsw_sp2_ipip_rem_addr_unset_gre6(struct mlxsw_sp *mlxsw_sp,
 				   const struct mlxsw_sp_ipip_entry *ipip_entry)
 {
-	mlxsw_sp_kvdl_free(mlxsw_sp, MLXSW_SP_KVDL_ENTRY_TYPE_IPV6_ADDRESS, 1,
-			   ipip_entry->dip_kvdl_index);
+	struct __ip6_tnl_parm parms6;
+
+	parms6 = mlxsw_sp_ipip_netdev_parms6(ipip_entry->ol_dev);
+	mlxsw_sp_ipv6_addr_put(mlxsw_sp, &parms6.raddr);
 }
 
 static const struct mlxsw_sp_ipip_ops mlxsw_sp2_ipip_gre6_ops = {
-- 
2.31.1