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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/net/ethernet/mellanox/mlx5/core/en/tc/ct_fs_dmfs.c | |
parent | Initial commit. (diff) | |
download | linux-upstream.tar.xz linux-upstream.zip |
Adding upstream version 6.1.76.upstream/6.1.76upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/net/ethernet/mellanox/mlx5/core/en/tc/ct_fs_dmfs.c')
-rw-r--r-- | drivers/net/ethernet/mellanox/mlx5/core/en/tc/ct_fs_dmfs.c | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/ct_fs_dmfs.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/ct_fs_dmfs.c new file mode 100644 index 000000000..ae4f55be4 --- /dev/null +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/ct_fs_dmfs.c @@ -0,0 +1,79 @@ +// SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB +/* Copyright (c) 2021, NVIDIA CORPORATION & AFFILIATES. */ + +#include "en_tc.h" +#include "en/tc_ct.h" +#include "en/tc/ct_fs.h" + +#define ct_dbg(fmt, args...)\ + netdev_dbg(fs->netdev, "ct_fs_dmfs debug: " fmt "\n", ##args) + +struct mlx5_ct_fs_dmfs_rule { + struct mlx5_ct_fs_rule fs_rule; + struct mlx5_flow_handle *rule; + struct mlx5_flow_attr *attr; +}; + +static int +mlx5_ct_fs_dmfs_init(struct mlx5_ct_fs *fs, struct mlx5_flow_table *ct, + struct mlx5_flow_table *ct_nat, struct mlx5_flow_table *post_ct) +{ + return 0; +} + +static void +mlx5_ct_fs_dmfs_destroy(struct mlx5_ct_fs *fs) +{ +} + +static struct mlx5_ct_fs_rule * +mlx5_ct_fs_dmfs_ct_rule_add(struct mlx5_ct_fs *fs, struct mlx5_flow_spec *spec, + struct mlx5_flow_attr *attr, struct flow_rule *flow_rule) +{ + struct mlx5e_priv *priv = netdev_priv(fs->netdev); + struct mlx5_ct_fs_dmfs_rule *dmfs_rule; + int err; + + dmfs_rule = kzalloc(sizeof(*dmfs_rule), GFP_KERNEL); + if (!dmfs_rule) + return ERR_PTR(-ENOMEM); + + dmfs_rule->rule = mlx5_tc_rule_insert(priv, spec, attr); + if (IS_ERR(dmfs_rule->rule)) { + err = PTR_ERR(dmfs_rule->rule); + ct_dbg("Failed to add ct entry fs rule"); + goto err_insert; + } + + dmfs_rule->attr = attr; + + return &dmfs_rule->fs_rule; + +err_insert: + kfree(dmfs_rule); + return ERR_PTR(err); +} + +static void +mlx5_ct_fs_dmfs_ct_rule_del(struct mlx5_ct_fs *fs, struct mlx5_ct_fs_rule *fs_rule) +{ + struct mlx5_ct_fs_dmfs_rule *dmfs_rule = container_of(fs_rule, + struct mlx5_ct_fs_dmfs_rule, + fs_rule); + + mlx5_tc_rule_delete(netdev_priv(fs->netdev), dmfs_rule->rule, dmfs_rule->attr); + kfree(dmfs_rule); +} + +static struct mlx5_ct_fs_ops dmfs_ops = { + .ct_rule_add = mlx5_ct_fs_dmfs_ct_rule_add, + .ct_rule_del = mlx5_ct_fs_dmfs_ct_rule_del, + + .init = mlx5_ct_fs_dmfs_init, + .destroy = mlx5_ct_fs_dmfs_destroy, +}; + +struct mlx5_ct_fs_ops *mlx5_ct_fs_dmfs_ops_get(void) +{ + return &dmfs_ops; +} |