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| author |   Louis Peens <louis.peens@corigine.com> | 2021-06-02 13:59:46 +0200 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2021-06-02 14:04:41 -0700 |
| commit | c8b034fbeba55847be999595d63ad7d04f06c141 (patch) | |
| tree | 82c9ce2c01b2d8bc5e767b4420728f68fdc71799 /drivers/net/ethernet/netronome/nfp/flower/conntrack.h | |
| parent | nfp: flower: move non-zero chain check (diff) | |
| download | linux-dev-c8b034fbeba55847be999595d63ad7d04f06c141.tar.xz linux-dev-c8b034fbeba55847be999595d63ad7d04f06c141.zip | |
nfp: flower-ct: add pre and post ct checks
Add checks to see if a flow is a conntrack flow we can potentially
handle. Just stub out the handling the different conntrack flows.
Signed-off-by: Louis Peens <louis.peens@corigine.com>
Signed-off-by: Yinjun Zhang <yinjun.zhang@corigine.com>
Signed-off-by: Simon Horman <simon.horman@corigine.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/netronome/nfp/flower/conntrack.h')
| -rw-r--r-- | drivers/net/ethernet/netronome/nfp/flower/conntrack.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/drivers/net/ethernet/netronome/nfp/flower/conntrack.h b/drivers/net/ethernet/netronome/nfp/flower/conntrack.h new file mode 100644 index 000000000000..e8d034bb9807 --- /dev/null +++ b/drivers/net/ethernet/netronome/nfp/flower/conntrack.h @@ -0,0 +1,45 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) */ +/* Copyright (C) 2021 Corigine, Inc. */ + +#ifndef __NFP_FLOWER_CONNTRACK_H__ +#define __NFP_FLOWER_CONNTRACK_H__ 1 + +#include "main.h" + +bool is_pre_ct_flow(struct flow_cls_offload *flow); +bool is_post_ct_flow(struct flow_cls_offload *flow); + +/** + * nfp_fl_ct_handle_pre_ct() - Handles -trk conntrack rules + * @priv: Pointer to app priv + * @netdev: netdev structure. + * @flow: TC flower classifier offload structure. + * @extack: Extack pointer for errors + * + * Adds a new entry to the relevant zone table and tries to + * merge with other +trk+est entries and offload if possible. + * + * Return: negative value on error, 0 if configured successfully. + */ +int nfp_fl_ct_handle_pre_ct(struct nfp_flower_priv *priv, + struct net_device *netdev, + struct flow_cls_offload *flow, + struct netlink_ext_ack *extack); +/** + * nfp_fl_ct_handle_post_ct() - Handles +trk+est conntrack rules + * @priv: Pointer to app priv + * @netdev: netdev structure. + * @flow: TC flower classifier offload structure. + * @extack: Extack pointer for errors + * + * Adds a new entry to the relevant zone table and tries to + * merge with other -trk entries and offload if possible. + * + * Return: negative value on error, 0 if configured successfully. + */ +int nfp_fl_ct_handle_post_ct(struct nfp_flower_priv *priv, + struct net_device *netdev, + struct flow_cls_offload *flow, + struct netlink_ext_ack *extack); + +#endif |