linux/drivers/net/ethernet/intel/ice/ice_virtchnl_fdir.h
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   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
   7struct ice_vf;
   8struct ice_pf;
   9
  10enum ice_fdir_ctx_stat {
  11        ICE_FDIR_CTX_READY,
  12        ICE_FDIR_CTX_IRQ,
  13        ICE_FDIR_CTX_TIMEOUT,
  14};
  15
  16struct 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 */
  28struct 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
  42int ice_vc_add_fdir_fltr(struct ice_vf *vf, u8 *msg);
  43int ice_vc_del_fdir_fltr(struct ice_vf *vf, u8 *msg);
  44void ice_vf_fdir_init(struct ice_vf *vf);
  45void ice_vf_fdir_exit(struct ice_vf *vf);
  46void
  47ice_vc_fdir_irq_handler(struct ice_vsi *ctrl_vsi,
  48                        union ice_32b_rx_flex_desc *rx_desc);
  49void ice_flush_fdir_ctx(struct ice_pf *pf);
  50#else
  51static inline void
  52ice_vc_fdir_irq_handler(struct ice_vsi *ctrl_vsi, union ice_32b_rx_flex_desc *rx_desc) { }
  53static inline void ice_flush_fdir_ctx(struct ice_pf *pf) { }
  54#endif /* CONFIG_PCI_IOV */
  55#endif /* _ICE_VIRTCHNL_FDIR_H_ */
  56