root/drivers/net/ethernet/pensando/ionic/ionic_rx_filter.h

INCLUDED FROM

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 /* Copyright(c) 2017 - 2019 Pensando Systems, Inc */
   3 
   4 #ifndef _IONIC_RX_FILTER_H_
   5 #define _IONIC_RX_FILTER_H_
   6 
   7 #define IONIC_RXQ_INDEX_ANY             (0xFFFF)
   8 struct ionic_rx_filter {
   9         u32 flow_id;
  10         u32 filter_id;
  11         u16 rxq_index;
  12         struct ionic_rx_filter_add_cmd cmd;
  13         struct hlist_node by_hash;
  14         struct hlist_node by_id;
  15 };
  16 
  17 #define IONIC_RX_FILTER_HASH_BITS       10
  18 #define IONIC_RX_FILTER_HLISTS          BIT(IONIC_RX_FILTER_HASH_BITS)
  19 #define IONIC_RX_FILTER_HLISTS_MASK     (IONIC_RX_FILTER_HLISTS - 1)
  20 struct ionic_rx_filters {
  21         spinlock_t lock;                                    /* filter list lock */
  22         struct hlist_head by_hash[IONIC_RX_FILTER_HLISTS];  /* by skb hash */
  23         struct hlist_head by_id[IONIC_RX_FILTER_HLISTS];    /* by filter_id */
  24 };
  25 
  26 void ionic_rx_filter_free(struct ionic_lif *lif, struct ionic_rx_filter *f);
  27 int ionic_rx_filter_del(struct ionic_lif *lif, struct ionic_rx_filter *f);
  28 int ionic_rx_filters_init(struct ionic_lif *lif);
  29 void ionic_rx_filters_deinit(struct ionic_lif *lif);
  30 int ionic_rx_filter_save(struct ionic_lif *lif, u32 flow_id, u16 rxq_index,
  31                          u32 hash, struct ionic_admin_ctx *ctx);
  32 struct ionic_rx_filter *ionic_rx_filter_by_vlan(struct ionic_lif *lif, u16 vid);
  33 struct ionic_rx_filter *ionic_rx_filter_by_addr(struct ionic_lif *lif, const u8 *addr);
  34 
  35 #endif /* _IONIC_RX_FILTER_H_ */