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 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_ */