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net/mlx5e: TC, Move pedit_headers_action to parse_attr 

Move pedit_headers_action from flow parse_state to flow parse_attr.
In a follow up commit we are going to have multiple attr per flow
and pedit_headers_action are unique per attr.

Signed-off-by: Roi Dayan <roid@nvidia.com>
Reviewed-by: Oz Shlomo <ozsh@nvidia.com>
Reviewed-by: Maor Dickman <maord@nvidia.com>
Signed-off-by: Saeed Mahameed <saeedm@nvidia.com>
This commit is contained in:
Roi Dayan 2021-11-10 15:14:45 +02:00 committed by Saeed Mahameed
parent df67ad625b
commit 09bf979232
8 changed files with 19 additions and 34 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/act.h
View File

@ -21,7 +21,6 @@ struct mlx5e_tc_act_parse_state {
bool mpls_push;
bool ptype_host;
const struct ip_tunnel_info *tun_info;
struct pedit_headers_action hdrs[__PEDIT_CMD_MAX];
int ifindexes[MLX5_MAX_FLOW_FWD_VPORTS];
int if_count;
struct mlx5_tc_ct_priv *ct_priv;

8
drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/pedit.c
View File

@ -46,9 +46,9 @@ static int
parse_pedit_to_modify_hdr(struct mlx5e_priv *priv,
const struct flow_action_entry *act, int namespace,
struct mlx5e_tc_flow_parse_attr *parse_attr,
struct pedit_headers_action *hdrs,
struct netlink_ext_ack *extack)
{
struct pedit_headers_action *hdrs = parse_attr->hdrs;
u8 cmd = (act->id == FLOW_ACTION_MANGLE) ? 0 : 1;
u8 htype = act->mangle.htype;
int err = -EOPNOTSUPP;
@ -110,14 +110,13 @@ int
mlx5e_tc_act_pedit_parse_action(struct mlx5e_priv *priv,
const struct flow_action_entry *act, int namespace,
struct mlx5e_tc_flow_parse_attr *parse_attr,
struct pedit_headers_action *hdrs,
struct mlx5e_tc_flow *flow,
struct netlink_ext_ack *extack)
{
if (flow && flow_flag_test(flow, L3_TO_L2_DECAP))
return parse_pedit_to_reformat(act, parse_attr, extack);
return parse_pedit_to_modify_hdr(priv, act, namespace, parse_attr, hdrs, extack);
return parse_pedit_to_modify_hdr(priv, act, namespace, parse_attr, extack);
}
static bool
@ -141,8 +140,7 @@ tc_act_parse_pedit(struct mlx5e_tc_act_parse_state *parse_state,
ns_type = mlx5e_get_flow_namespace(flow);
err = mlx5e_tc_act_pedit_parse_action(flow->priv, act, ns_type,
attr->parse_attr, parse_state->hdrs,
err = mlx5e_tc_act_pedit_parse_action(flow->priv, act, ns_type, attr->parse_attr,
flow, parse_state->extack);
if (err)
return err;

1
drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/pedit.h
View File

@ -25,7 +25,6 @@ int
mlx5e_tc_act_pedit_parse_action(struct mlx5e_priv *priv,
const struct flow_action_entry *act, int namespace,
struct mlx5e_tc_flow_parse_attr *parse_attr,
struct pedit_headers_action *hdrs,
struct mlx5e_tc_flow *flow,
struct netlink_ext_ack *extack);

10
drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/vlan.c
View File

@ -9,7 +9,6 @@
static int
add_vlan_prio_tag_rewrite_action(struct mlx5e_priv *priv,
struct mlx5e_tc_flow_parse_attr *parse_attr,
struct pedit_headers_action *hdrs,
u32 *action, struct netlink_ext_ack *extack)
{
const struct flow_action_entry prio_tag_act = {
@ -26,7 +25,7 @@ add_vlan_prio_tag_rewrite_action(struct mlx5e_priv *priv,
};
return mlx5e_tc_act_vlan_add_rewrite_action(priv, MLX5_FLOW_NAMESPACE_FDB,
&prio_tag_act, parse_attr, hdrs, action,
&prio_tag_act, parse_attr, action,
extack);
}
@ -170,8 +169,8 @@ tc_act_parse_vlan(struct mlx5e_tc_act_parse_state *parse_state,
/* Replace vlan pop+push with vlan modify */
attr->action &= ~MLX5_FLOW_CONTEXT_ACTION_VLAN_POP;
err = mlx5e_tc_act_vlan_add_rewrite_action(priv, MLX5_FLOW_NAMESPACE_FDB, act,
attr->parse_attr, parse_state->hdrs,
&attr->action, parse_state->extack);
attr->parse_attr, &attr->action,
parse_state->extack);
} else {
err = parse_tc_vlan_action(priv, act, esw_attr, &attr->action,
parse_state->extack);
@ -191,7 +190,6 @@ tc_act_post_parse_vlan(struct mlx5e_tc_act_parse_state *parse_state,
struct mlx5_flow_attr *attr)
{
struct mlx5e_tc_flow_parse_attr *parse_attr = attr->parse_attr;
struct pedit_headers_action *hdrs = parse_state->hdrs;
struct netlink_ext_ack *extack = parse_state->extack;
struct mlx5_eswitch *esw = priv->mdev->priv.eswitch;
int err;
@ -202,7 +200,7 @@ tc_act_post_parse_vlan(struct mlx5e_tc_act_parse_state *parse_state,
* tag rewrite.
*/
attr->action &= ~MLX5_FLOW_CONTEXT_ACTION_VLAN_POP;
err = add_vlan_prio_tag_rewrite_action(priv, parse_attr, hdrs,
err = add_vlan_prio_tag_rewrite_action(priv, parse_attr,
&attr->action, extack);
if (err)
return err;

1
drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/vlan.h
View File

@ -24,7 +24,6 @@ int
mlx5e_tc_act_vlan_add_rewrite_action(struct mlx5e_priv *priv, int namespace,
const struct flow_action_entry *act,
struct mlx5e_tc_flow_parse_attr *parse_attr,
struct pedit_headers_action *hdrs,
u32 *action, struct netlink_ext_ack *extack);
#endif /* __MLX5_EN_TC_ACT_VLAN_H__ */

6
drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/vlan_mangle.c
View File

@ -12,7 +12,6 @@ int
mlx5e_tc_act_vlan_add_rewrite_action(struct mlx5e_priv *priv, int namespace,
const struct flow_action_entry *act,
struct mlx5e_tc_flow_parse_attr *parse_attr,
struct pedit_headers_action *hdrs,
u32 *action, struct netlink_ext_ack *extack)
{
u16 mask16 = VLAN_VID_MASK;
@ -44,7 +43,7 @@ mlx5e_tc_act_vlan_add_rewrite_action(struct mlx5e_priv *priv, int namespace,
return -EOPNOTSUPP;
}
err = mlx5e_tc_act_pedit_parse_action(priv, &pedit_act, namespace, parse_attr, hdrs,
err = mlx5e_tc_act_pedit_parse_action(priv, &pedit_act, namespace, parse_attr,
NULL, extack);
*action |= MLX5_FLOW_CONTEXT_ACTION_MOD_HDR;
@ -69,8 +68,7 @@ tc_act_parse_vlan_mangle(struct mlx5e_tc_act_parse_state *parse_state,
int err;
ns_type = mlx5e_get_flow_namespace(parse_state->flow);
err = mlx5e_tc_act_vlan_add_rewrite_action(priv, ns_type, act,
attr->parse_attr, parse_state->hdrs,
err = mlx5e_tc_act_vlan_add_rewrite_action(priv, ns_type, act, attr->parse_attr,
&attr->action, parse_state->extack);
if (err)
return err;

1
drivers/net/ethernet/mellanox/mlx5/core/en/tc_priv.h
View File

@ -37,6 +37,7 @@ struct mlx5e_tc_flow_parse_attr {
const struct ip_tunnel_info *tun_info[MLX5_MAX_FLOW_FWD_VPORTS];
struct net_device *filter_dev;
struct mlx5_flow_spec spec;
struct pedit_headers_action hdrs[__PEDIT_CMD_MAX];
struct mlx5e_tc_mod_hdr_acts mod_hdr_acts;
int mirred_ifindex[MLX5_MAX_FLOW_FWD_VPORTS];
struct ethhdr eth;

25
drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
View File

@ -2859,14 +2859,15 @@ static unsigned long mask_to_le(unsigned long mask, int size)
return mask;
}
static int offload_pedit_fields(struct mlx5e_priv *priv,
int namespace,
struct pedit_headers_action *hdrs,
struct mlx5e_tc_flow_parse_attr *parse_attr,
u32 *action_flags,
struct netlink_ext_ack *extack)
{
struct pedit_headers *set_masks, *add_masks, *set_vals, *add_vals;
struct pedit_headers_action *hdrs = parse_attr->hdrs;
void *headers_c, *headers_v, *action, *vals_p;
u32 *s_masks_p, *a_masks_p, s_mask, a_mask;
struct mlx5e_tc_mod_hdr_acts *mod_acts;
@ -2994,7 +2995,6 @@ static const struct pedit_headers zero_masks = {};
static int alloc_tc_pedit_action(struct mlx5e_priv *priv, int namespace,
struct mlx5e_tc_flow_parse_attr *parse_attr,
struct pedit_headers_action *hdrs,
u32 *action_flags,
struct netlink_ext_ack *extack)
{
@ -3002,16 +3002,14 @@ static int alloc_tc_pedit_action(struct mlx5e_priv *priv, int namespace,
int err;
u8 cmd;
err = offload_pedit_fields(priv, namespace, hdrs, parse_attr,
action_flags, extack);
err = offload_pedit_fields(priv, namespace, parse_attr, action_flags, extack);
if (err < 0)
goto out_dealloc_parsed_actions;
for (cmd = 0; cmd < __PEDIT_CMD_MAX; cmd++) {
cmd_masks = &hdrs[cmd].masks;
cmd_masks = &parse_attr->hdrs[cmd].masks;
if (memcmp(cmd_masks, &zero_masks, sizeof(zero_masks))) {
NL_SET_ERR_MSG_MOD(extack,
"attempt to offload an unsupported field");
NL_SET_ERR_MSG_MOD(extack, "attempt to offload an unsupported field");
netdev_warn(priv->netdev, "attempt to offload an unsupported field (cmd %d)\n", cmd);
print_hex_dump(KERN_WARNING, "mask: ", DUMP_PREFIX_ADDRESS,
16, 1, cmd_masks, sizeof(zero_masks), true);
@ -3319,10 +3317,10 @@ static int
actions_prepare_mod_hdr_actions(struct mlx5e_priv *priv,
struct mlx5e_tc_flow *flow,
struct mlx5_flow_attr *attr,
struct pedit_headers_action *hdrs,
struct netlink_ext_ack *extack)
{
struct mlx5e_tc_flow_parse_attr *parse_attr = attr->parse_attr;
struct pedit_headers_action *hdrs = parse_attr->hdrs;
enum mlx5_flow_namespace_type ns_type;
int err;
@ -3332,8 +3330,7 @@ actions_prepare_mod_hdr_actions(struct mlx5e_priv *priv,
ns_type = mlx5e_get_flow_namespace(flow);
err = alloc_tc_pedit_action(priv, ns_type, parse_attr, hdrs,
&attr->action, extack);
err = alloc_tc_pedit_action(priv, ns_type, parse_attr, &attr->action, extack);
if (err)
return err;
@ -3381,7 +3378,6 @@ parse_tc_nic_actions(struct mlx5e_priv *priv,
struct mlx5e_tc_act_parse_state *parse_state;
struct mlx5e_tc_flow_parse_attr *parse_attr;
struct mlx5_flow_attr *attr = flow->attr;
struct pedit_headers_action *hdrs;
int err;
err = flow_action_supported(flow_action, extack);
@ -3393,13 +3389,12 @@ parse_tc_nic_actions(struct mlx5e_priv *priv,
parse_state = &parse_attr->parse_state;
mlx5e_tc_act_init_parse_state(parse_state, flow, flow_action, extack);
parse_state->ct_priv = get_ct_priv(priv);
hdrs = parse_state->hdrs;
err = parse_tc_actions(parse_state, flow_action);
if (err)
return err;
err = actions_prepare_mod_hdr_actions(priv, flow, attr, hdrs, extack);
err = actions_prepare_mod_hdr_actions(priv, flow, attr, extack);
if (err)
return err;
@ -3504,7 +3499,6 @@ parse_tc_fdb_actions(struct mlx5e_priv *priv,
struct mlx5e_tc_flow_parse_attr *parse_attr;
struct mlx5_flow_attr *attr = flow->attr;
struct mlx5_esw_flow_attr *esw_attr;
struct pedit_headers_action *hdrs;
int err;
err = flow_action_supported(flow_action, extack);
@ -3516,7 +3510,6 @@ parse_tc_fdb_actions(struct mlx5e_priv *priv,
parse_state = &parse_attr->parse_state;
mlx5e_tc_act_init_parse_state(parse_state, flow, flow_action, extack);
parse_state->ct_priv = get_ct_priv(priv);
hdrs = parse_state->hdrs;
err = parse_tc_actions(parse_state, flow_action);
if (err)
@ -3530,7 +3523,7 @@ parse_tc_fdb_actions(struct mlx5e_priv *priv,
return -EOPNOTSUPP;
}
err = actions_prepare_mod_hdr_actions(priv, flow, attr, hdrs, extack);
err = actions_prepare_mod_hdr_actions(priv, flow, attr, extack);
if (err)
return err;