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 #include "efsys.h"
  27 #include "efx.h"
  28 #include "efx_types.h"
  29 #include "efx_regs.h"
  30 #include "efx_impl.h"
  31 #include "nullmon.h"
  32 
  33 #if EFSYS_OPT_MON_NULL
  34 
  35         __checkReturn   int
  36 nullmon_reset(
  37         __in            efx_nic_t *enp)
  38 {
  39         _NOTE(ARGUNUSED(enp))
  40 
  41         return (0);
  42 }
  43 
  44         __checkReturn   int
  45 nullmon_reconfigure(
  46         __in            efx_nic_t *enp)
  47 {
  48         _NOTE(ARGUNUSED(enp))
  49 
  50         return (0);
  51 }
  52 
  53 #if EFSYS_OPT_MON_STATS
  54 
  55         __checkReturn                   int
  56 nullmon_stats_update(
  57         __in                            efx_nic_t *enp,
  58         __in                            efsys_mem_t *esmp,
  59         __out_ecount(EFX_MON_NSTATS)    efx_mon_stat_value_t *values)
  60 {
  61         _NOTE(ARGUNUSED(enp, esmp, values))
  62 
  63         return (ENOTSUP);
  64 }
  65 
  66 #endif  /* EFSYS_OPT_MON_STATS */
  67 
  68 #endif  /* EFSYS_OPT_MON_NULL */