1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* Copyright (C) 2021, Intel Corporation. */
3 
4 #ifndef _ICE_VIRTCHNL_FDIR_H_
5 #define _ICE_VIRTCHNL_FDIR_H_
6 
7 struct ice_vf;
8 struct ice_pf;
9 
10 enum ice_fdir_ctx_stat {
11 	ICE_FDIR_CTX_READY,
12 	ICE_FDIR_CTX_IRQ,
13 	ICE_FDIR_CTX_TIMEOUT,
14 };
15 
16 struct ice_vf_fdir_ctx {
17 	struct timer_list rx_tmr;
18 	enum virtchnl_ops v_opcode;
19 	enum ice_fdir_ctx_stat stat;
20 	union ice_32b_rx_flex_desc rx_desc;
21 #define ICE_VF_FDIR_CTX_VALID		BIT(0)
22 	u32 flags;
23 
24 	void *conf;
25 };
26 
27 /* VF FDIR information structure */
28 struct ice_vf_fdir {
29 	u16 fdir_fltr_cnt[ICE_FLTR_PTYPE_MAX][ICE_FD_HW_SEG_MAX];
30 	int prof_entry_cnt[ICE_FLTR_PTYPE_MAX][ICE_FD_HW_SEG_MAX];
31 	struct ice_fd_hw_prof **fdir_prof;
32 
33 	struct idr fdir_rule_idr;
34 	struct list_head fdir_rule_list;
35 
36 	spinlock_t ctx_lock; /* protects FDIR context info */
37 	struct ice_vf_fdir_ctx ctx_irq;
38 	struct ice_vf_fdir_ctx ctx_done;
39 };
40 
41 #ifdef CONFIG_PCI_IOV
42 int ice_vc_add_fdir_fltr(struct ice_vf *vf, u8 *msg);
43 int ice_vc_del_fdir_fltr(struct ice_vf *vf, u8 *msg);
44 void ice_vf_fdir_init(struct ice_vf *vf);
45 void ice_vf_fdir_exit(struct ice_vf *vf);
46 void
47 ice_vc_fdir_irq_handler(struct ice_vsi *ctrl_vsi,
48 			union ice_32b_rx_flex_desc *rx_desc);
49 void ice_flush_fdir_ctx(struct ice_pf *pf);
50 #else
51 static inline void
52 ice_vc_fdir_irq_handler(struct ice_vsi *ctrl_vsi, union ice_32b_rx_flex_desc *rx_desc) { }
53 static inline void ice_flush_fdir_ctx(struct ice_pf *pf) { }
54 #endif /* CONFIG_PCI_IOV */
55 #endif /* _ICE_VIRTCHNL_FDIR_H_ */
56