1 /*-
   2  * Copyright 2007-2013 Solarflare Communications Inc.  All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  * 1. Redistributions of source code must retain the above copyright
   8  *    notice, this list of conditions and the following disclaimer.
   9  * 2. Redistributions in binary form must reproduce the above copyright
  10  *    notice, this list of conditions and the following disclaimer in the
  11  *    documentation and/or other materials provided with the distribution.
  12  *
  13  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS AND
  14  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  16  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  17  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  18  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  19  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  20  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  21  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  22  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  23  * SUCH DAMAGE.
  24  */
  25 
  26 #ifndef _SYS_NULLMON_H
  27 #define _SYS_NULLMON_H
  28 
  29 #include "efx.h"
  30 
  31 #ifdef  __cplusplus
  32 extern "C" {
  33 #endif
  34 
  35 #if EFSYS_OPT_MON_NULL
  36 
  37 #if EFSYS_OPT_MON_STATS
  38 #define NULLMON_NSTATS  0
  39 #endif
  40 
  41 extern  __checkReturn   int
  42 nullmon_reset(
  43         __in            efx_nic_t *enp);
  44 
  45 extern  __checkReturn   int
  46 nullmon_reconfigure(
  47         __in            efx_nic_t *enp);
  48 
  49 #if EFSYS_OPT_MON_STATS
  50 
  51 extern  __checkReturn                   int
  52 nullmon_stats_update(
  53         __in                            efx_nic_t *enp,
  54         __in                            efsys_mem_t *esmp,
  55         __out_ecount(EFX_MON_NSTATS)    efx_mon_stat_value_t *values);
  56 
  57 #endif  /* EFSYS_OPT_MON_STATS */
  58 
  59 #endif  /* EFSYS_OPT_MON_NULL */
  60 
  61 #ifdef  __cplusplus
  62 }
  63 #endif
  64 
  65 #endif  /* _SYS_NULLMON_H */