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author | Petr Machata <petrm@mellanox.com> | 2020-03-26 16:01:12 +0200 |
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committer | David S. Miller <davem@davemloft.net> | 2020-03-26 11:55:40 -0700 |
commit | 9b4b16bba298ce93cdd95875d63640091119aa60 (patch) | |
tree | 5f5d49f3ee0581ff6805cfef26e3da98f2b6fd25 /drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c | |
parent | mlxsw: core: Add DSCP, ECN, dscp_rw to QOS_ACTION (diff) | |
download | linux-dev-9b4b16bba298ce93cdd95875d63640091119aa60.tar.xz linux-dev-9b4b16bba298ce93cdd95875d63640091119aa60.zip |
mlxsw: spectrum_flower: Offload FLOW_ACTION_MANGLE
Offload action pedit ex munge when used with a flower classifier. Only
allow setting of DSCP, ECN, or the whole DSField in IPv4 and IPv6 packets.
Signed-off-by: Petr Machata <petrm@mellanox.com>
Reviewed-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c')
-rw-r--r-- | drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c index 3ae0a91875ef..70a104e728f6 100644 --- a/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c +++ b/drivers/net/ethernet/mellanox/mlxsw/core_acl_flex_actions.c @@ -1337,6 +1337,62 @@ mlxsw_afa_qos_switch_prio_pack(char *payload, mlxsw_afa_qos_switch_prio_set(payload, prio); } +static int __mlxsw_afa_block_append_qos_dsfield(struct mlxsw_afa_block *block, + bool set_dscp, u8 dscp, + bool set_ecn, u8 ecn, + struct netlink_ext_ack *extack) +{ + char *act = mlxsw_afa_block_append_action(block, + MLXSW_AFA_QOS_CODE, + MLXSW_AFA_QOS_SIZE); + + if (IS_ERR(act)) { + NL_SET_ERR_MSG_MOD(extack, "Cannot append QOS action"); + return PTR_ERR(act); + } + + if (set_ecn) + mlxsw_afa_qos_ecn_pack(act, MLXSW_AFA_QOS_ECN_CMD_SET, ecn); + if (set_dscp) { + mlxsw_afa_qos_dscp_pack(act, MLXSW_AFA_QOS_DSCP_CMD_SET_ALL, + dscp); + mlxsw_afa_qos_dscp_rw_set(act, MLXSW_AFA_QOS_DSCP_RW_CLEAR); + } + + return 0; +} + +int mlxsw_afa_block_append_qos_dsfield(struct mlxsw_afa_block *block, + u8 dsfield, + struct netlink_ext_ack *extack) +{ + return __mlxsw_afa_block_append_qos_dsfield(block, + true, dsfield >> 2, + true, dsfield & 0x03, + extack); +} +EXPORT_SYMBOL(mlxsw_afa_block_append_qos_dsfield); + +int mlxsw_afa_block_append_qos_dscp(struct mlxsw_afa_block *block, + u8 dscp, struct netlink_ext_ack *extack) +{ + return __mlxsw_afa_block_append_qos_dsfield(block, + true, dscp, + false, 0, + extack); +} +EXPORT_SYMBOL(mlxsw_afa_block_append_qos_dscp); + +int mlxsw_afa_block_append_qos_ecn(struct mlxsw_afa_block *block, + u8 ecn, struct netlink_ext_ack *extack) +{ + return __mlxsw_afa_block_append_qos_dsfield(block, + false, 0, + true, ecn, + extack); +} +EXPORT_SYMBOL(mlxsw_afa_block_append_qos_ecn); + int mlxsw_afa_block_append_qos_switch_prio(struct mlxsw_afa_block *block, u8 prio, struct netlink_ext_ack *extack) |