xref: /linux/drivers/net/ethernet/intel/ice/ice_virtchnl_fdir.h (revision 0d6ccfe6b319d56da63b7d7cfbcecd92780a680d)
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 struct ice_vsi;
10 
11 enum ice_fdir_ctx_stat {
12 	ICE_FDIR_CTX_READY,
13 	ICE_FDIR_CTX_IRQ,
14 	ICE_FDIR_CTX_TIMEOUT,
15 };
16 
17 struct ice_vf_fdir_ctx {
18 	struct timer_list rx_tmr;
19 	enum virtchnl_ops v_opcode;
20 	enum ice_fdir_ctx_stat stat;
21 	union ice_32b_rx_flex_desc rx_desc;
22 #define ICE_VF_FDIR_CTX_VALID		BIT(0)
23 	u32 flags;
24 
25 	void *conf;
26 };
27 
28 /* VF FDIR information structure */
29 struct ice_vf_fdir {
30 	u16 fdir_fltr_cnt[ICE_FLTR_PTYPE_MAX][ICE_FD_HW_SEG_MAX];
31 	int prof_entry_cnt[ICE_FLTR_PTYPE_MAX][ICE_FD_HW_SEG_MAX];
32 	u16 fdir_fltr_cnt_total;
33 	struct ice_fd_hw_prof **fdir_prof;
34 
35 	struct idr fdir_rule_idr;
36 	struct list_head fdir_rule_list;
37 
38 	spinlock_t ctx_lock; /* protects FDIR context info */
39 	struct ice_vf_fdir_ctx ctx_irq;
40 	struct ice_vf_fdir_ctx ctx_done;
41 };
42 
43 #ifdef CONFIG_PCI_IOV
44 int ice_vc_add_fdir_fltr(struct ice_vf *vf, u8 *msg);
45 int ice_vc_del_fdir_fltr(struct ice_vf *vf, u8 *msg);
46 void ice_vf_fdir_init(struct ice_vf *vf);
47 void ice_vf_fdir_exit(struct ice_vf *vf);
48 void
49 ice_vc_fdir_irq_handler(struct ice_vsi *ctrl_vsi,
50 			union ice_32b_rx_flex_desc *rx_desc);
51 void ice_flush_fdir_ctx(struct ice_pf *pf);
52 #else
53 static inline void
54 ice_vc_fdir_irq_handler(struct ice_vsi *ctrl_vsi, union ice_32b_rx_flex_desc *rx_desc) { }
55 static inline void ice_flush_fdir_ctx(struct ice_pf *pf) { }
56 #endif /* CONFIG_PCI_IOV */
57 #endif /* _ICE_VIRTCHNL_FDIR_H_ */
58