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[net-next,12/14] mlxsw: Add IPV6_ADDRESS kvdl entry type

Message ID 20210923123700.885466-13-idosch@idosch.org (mailing list archive)
State Accepted
Commit 53eedd61dea9e4a64f2ede6b983c7de0df91392c
Delegated to: Netdev Maintainers
Headers show
Series mlxsw: Add support for IP-in-IP with IPv6 underlay | expand

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Commit Message

Ido Schimmel Sept. 23, 2021, 12:36 p.m. UTC 
From: Amit Cohen <amcohen@nvidia.com>

Add support for allocating and freeing KVD entries for IPv6 addresses.

These addresses are programmed by the RIPS register and referenced by
the RATR and RTDP registers for IPv6 underlay encapsulation and
decapsulation, respectively.

Signed-off-by: Amit Cohen <amcohen@nvidia.com>
Reviewed-by: Petr Machata <petrm@nvidia.com>
Signed-off-by: Ido Schimmel <idosch@nvidia.com>
---
 drivers/net/ethernet/mellanox/mlxsw/spectrum.h       | 2 ++
 drivers/net/ethernet/mellanox/mlxsw/spectrum2_kvdl.c | 1 +
 2 files changed, 3 insertions(+)
diff mbox series

Patch

diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
index 83ab1ea92d31..0ebbd9b04b89 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.h
@@ -747,6 +747,7 @@  enum mlxsw_sp_kvdl_entry_type {
 	MLXSW_SP_KVDL_ENTRY_TYPE_ACTSET,
 	MLXSW_SP_KVDL_ENTRY_TYPE_PBS,
 	MLXSW_SP_KVDL_ENTRY_TYPE_MCRIGR,
+	MLXSW_SP_KVDL_ENTRY_TYPE_IPV6_ADDRESS,
 	MLXSW_SP_KVDL_ENTRY_TYPE_TNUMT,
 };
 
@@ -758,6 +759,7 @@  mlxsw_sp_kvdl_entry_size(enum mlxsw_sp_kvdl_entry_type type)
 	case MLXSW_SP_KVDL_ENTRY_TYPE_ACTSET:
 	case MLXSW_SP_KVDL_ENTRY_TYPE_PBS:
 	case MLXSW_SP_KVDL_ENTRY_TYPE_MCRIGR:
+	case MLXSW_SP_KVDL_ENTRY_TYPE_IPV6_ADDRESS:
 	case MLXSW_SP_KVDL_ENTRY_TYPE_TNUMT:
 	default:
 		return 1;
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum2_kvdl.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum2_kvdl.c
index 3a73d654017f..10ae1115de6c 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum2_kvdl.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum2_kvdl.c
@@ -35,6 +35,7 @@  static const struct mlxsw_sp2_kvdl_part_info mlxsw_sp2_kvdl_parts_info[] = {
 				 MAX_KVD_ACTION_SETS),
 	MLXSW_SP2_KVDL_PART_INFO(PBS, 0x24, KVD_SIZE, KVD_SIZE),
 	MLXSW_SP2_KVDL_PART_INFO(MCRIGR, 0x26, KVD_SIZE, KVD_SIZE),
+	MLXSW_SP2_KVDL_PART_INFO(IPV6_ADDRESS, 0x28, KVD_SIZE, KVD_SIZE),
 	MLXSW_SP2_KVDL_PART_INFO(TNUMT, 0x29, KVD_SIZE, KVD_SIZE),
 };