drivers/net/ethernet/intel/ice/ice_virtchnl_fdir.h

   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_ */