drivers/net/ionic/ionic_rx_filter.h

   1 /* SPDX-License-Identifier: (BSD-3-Clause OR GPL-2.0)
   2  * Copyright(c) 2018-2019 Pensando Systems, Inc. All rights reserved.
   3  */
   4
   5 #ifndef _IONIC_RX_FILTER_H_
   6 #define _IONIC_RX_FILTER_H_
   7
   8 #include <rte_spinlock.h>
   9
  10 #include "ionic_osdep.h"
  11 #include "ionic_if.h"
  12
  13 #define IONIC_RXQ_INDEX_ANY             (0xFFFF)
  14 struct ionic_rx_filter {
  15         uint32_t flow_id;
  16         uint32_t filter_id;
  17         uint16_t rxq_index;
  18         struct ionic_rx_filter_add_cmd cmd;
  19         LIST_ENTRY(ionic_rx_filter) by_hash;
  20         LIST_ENTRY(ionic_rx_filter) by_id;
  21 };
  22
  23 #define IONIC_RX_FILTER_HLISTS  (1 << 10)
  24 #define IONIC_RX_FILTER_HLISTS_MASK     (IONIC_RX_FILTER_HLISTS - 1)
  25 struct ionic_rx_filters {
  26         rte_spinlock_t lock;
  27         LIST_HEAD(rx_filters_by_hash, ionic_rx_filter)
  28                 by_hash[IONIC_RX_FILTER_HLISTS]; /* by pkt hash */
  29         LIST_HEAD(rx_filters_by_id,   ionic_rx_filter)
  30                 by_id[IONIC_RX_FILTER_HLISTS];   /* by filter_id */
  31 };
  32
  33 struct ionic_admin_ctx;
  34 struct ionic_lif;
  35
  36 void ionic_rx_filter_free(struct ionic_rx_filter *f);
  37 int ionic_rx_filter_del(struct ionic_lif *lif, struct ionic_rx_filter *f);
  38 int ionic_rx_filters_init(struct ionic_lif *lif);
  39 void ionic_rx_filters_deinit(struct ionic_lif *lif);
  40 int ionic_rx_filter_save(struct ionic_lif *lif, uint32_t flow_id,
  41         uint16_t rxq_index, struct ionic_admin_ctx *ctx);
  42 struct ionic_rx_filter *ionic_rx_filter_by_vlan(struct ionic_lif *lif,
  43         uint16_t vid);
  44 struct ionic_rx_filter *ionic_rx_filter_by_addr(struct ionic_lif *lif,
  45         const uint8_t *addr);
  46
  47 #endif /* _IONIC_RX_FILTER_H_ */