ceph/src/seastar/dpdk/drivers/net/sfc/sfc_filter.h

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  *
   3  * Copyright (c) 2017-2018 Solarflare Communications Inc.
   4  * All rights reserved.
   5  *
   6  * This software was jointly developed between OKTET Labs (under contract
   7  * for Solarflare) and Solarflare Communications, Inc.
   8  */
   9
  10 #ifndef _SFC_FILTER_H
  11 #define _SFC_FILTER_H
  12
  13 #include "efx.h"
  14
  15 #include "sfc_flow.h"
  16
  17 #ifdef __cplusplus
  18 extern "C" {
  19 #endif
  20
  21 struct sfc_filter {
  22         /** Number of elements in match_supported array */
  23         size_t                          supported_match_num;
  24         /** Driver cache of supported filter match masks */
  25         uint32_t                        *supported_match;
  26         /** List of flow rules */
  27         struct sfc_flow_list            flow_list;
  28         /**
  29          * Supports any of ip_proto, remote host or local host
  30          * filters. This flag is used for filter match exceptions
  31          */
  32         boolean_t                       supports_ip_proto_or_addr_filter;
  33         /**
  34          * Supports any of remote port or local port filters.
  35          * This flag is used for filter match exceptions
  36          */
  37         boolean_t                       supports_rem_or_local_port_filter;
  38 };
  39
  40 struct sfc_adapter;
  41
  42 int sfc_filter_attach(struct sfc_adapter *sa);
  43 void sfc_filter_detach(struct sfc_adapter *sa);
  44
  45 boolean_t sfc_filter_is_match_supported(struct sfc_adapter *sa, uint32_t match);
  46
  47 #ifdef __cplusplus
  48 }
  49 #endif
  50 #endif /* _SFC_FILTER_H */