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flow_offload: add ops to tc_action_ops for flow action setup

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Add a new ops to tc_action_ops for flow action setup.

Refactor function tc_setup_flow_action to use this new ops.

We make this change to facilitate to add standalone action module.

We will also use this ops to offload action independent of filter
in following patch.

Signed-off-by: Baowen Zheng <baowen.zheng@corigine.com>
Signed-off-by: Simon Horman <simon.horman@corigine.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Baowen Zheng
2021-12-17 19:16:21 +01:00
committed by David S. Miller
parent 9c1c0e124c
commit c54e1d920f
14 changed files with 406 additions and 208 deletions
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12
include/net/act_api.h
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@@ -88,6 +88,16 @@ static inline void tcf_tm_dump(struct tcf_t *dtm, const struct tcf_t *stm)
dtm->expires = jiffies_to_clock_t(stm->expires);
}
static inline enum flow_action_hw_stats tc_act_hw_stats(u8 hw_stats)
{
if (WARN_ON_ONCE(hw_stats > TCA_ACT_HW_STATS_ANY))
return FLOW_ACTION_HW_STATS_DONT_CARE;
else if (!hw_stats)
return FLOW_ACTION_HW_STATS_DISABLED;
return hw_stats;
}
#ifdef CONFIG_NET_CLS_ACT
#define ACT_P_CREATED 1
@@ -121,6 +131,8 @@ struct tc_action_ops {
struct psample_group *
(*get_psample_group)(const struct tc_action *a,
tc_action_priv_destructor *destructor);
int (*offload_act_setup)(struct tc_action *act, void *entry_data,
u32 *index_inc, bool bind);
};
struct tc_action_net {