1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _ENIC_CLSF_H_
3 #define _ENIC_CLSF_H_
4 
5 #include "vnic_dev.h"
6 #include "enic.h"
7 
8 #define ENIC_CLSF_EXPIRE_COUNT 128
9 
10 int enic_addfltr_5t(struct enic *enic, struct flow_keys *keys, u16 rq);
11 int enic_delfltr(struct enic *enic, u16 filter_id);
12 void enic_rfs_flw_tbl_init(struct enic *enic);
13 void enic_rfs_flw_tbl_free(struct enic *enic);
14 struct enic_rfs_fltr_node *htbl_fltr_search(struct enic *enic, u16 fltr_id);
15 
16 #ifdef CONFIG_RFS_ACCEL
17 int enic_rx_flow_steer(struct net_device *dev, const struct sk_buff *skb,
18 		       u16 rxq_index, u32 flow_id);
19 void enic_flow_may_expire(struct timer_list *t);
20 
enic_rfs_timer_start(struct enic * enic)21 static inline void enic_rfs_timer_start(struct enic *enic)
22 {
23 	timer_setup(&enic->rfs_h.rfs_may_expire, enic_flow_may_expire, 0);
24 	mod_timer(&enic->rfs_h.rfs_may_expire, jiffies + HZ/4);
25 }
26 
enic_rfs_timer_stop(struct enic * enic)27 static inline void enic_rfs_timer_stop(struct enic *enic)
28 {
29 	del_timer_sync(&enic->rfs_h.rfs_may_expire);
30 }
31 #else
enic_rfs_timer_start(struct enic * enic)32 static inline void enic_rfs_timer_start(struct enic *enic) {}
enic_rfs_timer_stop(struct enic * enic)33 static inline void enic_rfs_timer_stop(struct enic *enic) {}
34 #endif /* CONFIG_RFS_ACCEL */
35 
36 #endif /* _ENIC_CLSF_H_ */
37