ceph/src/dpdk/lib/librte_eal/bsdapp/eal/eal_interrupts.c

   1 /*-
   2  *   BSD LICENSE
   3  *
   4  *   Copyright(c) 2010-2014 Intel Corporation. All rights reserved.
   5  *   All rights reserved.
   6  *
   7  *   Redistribution and use in source and binary forms, with or without
   8  *   modification, are permitted provided that the following conditions
   9  *   are met:
  10  *
  11  *     * Redistributions of source code must retain the above copyright
  12  *       notice, this list of conditions and the following disclaimer.
  13  *     * Redistributions in binary form must reproduce the above copyright
  14  *       notice, this list of conditions and the following disclaimer in
  15  *       the documentation and/or other materials provided with the
  16  *       distribution.
  17  *     * Neither the name of Intel Corporation nor the names of its
  18  *       contributors may be used to endorse or promote products derived
  19  *       from this software without specific prior written permission.
  20  *
  21  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  22  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  23  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  24  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  25  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  26  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  27  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  28  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  29  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  30  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  31  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  32  */
  33
  34 #include <rte_common.h>
  35 #include <rte_interrupts.h>
  36 #include "eal_private.h"
  37
  38 int
  39 rte_intr_callback_register(struct rte_intr_handle *intr_handle __rte_unused,
  40                         rte_intr_callback_fn cb __rte_unused,
  41                         void *cb_arg __rte_unused)
  42 {
  43         return -ENOTSUP;
  44 }
  45
  46 int
  47 rte_intr_callback_unregister(struct rte_intr_handle *intr_handle __rte_unused,
  48                         rte_intr_callback_fn cb_fn __rte_unused,
  49                         void *cb_arg __rte_unused)
  50 {
  51         return -ENOTSUP;
  52 }
  53
  54 int
  55 rte_intr_enable(struct rte_intr_handle *intr_handle __rte_unused)
  56 {
  57         return -ENOTSUP;
  58 }
  59
  60 int
  61 rte_intr_disable(struct rte_intr_handle *intr_handle __rte_unused)
  62 {
  63         return -ENOTSUP;
  64 }
  65
  66 int
  67 rte_eal_intr_init(void)
  68 {
  69         return 0;
  70 }
  71
  72 int
  73 rte_intr_rx_ctl(struct rte_intr_handle *intr_handle,
  74                 int epfd, int op, unsigned int vec, void *data)
  75 {
  76         RTE_SET_USED(intr_handle);
  77         RTE_SET_USED(epfd);
  78         RTE_SET_USED(op);
  79         RTE_SET_USED(vec);
  80         RTE_SET_USED(data);
  81
  82         return -ENOTSUP;
  83 }
  84
  85 int
  86 rte_intr_efd_enable(struct rte_intr_handle *intr_handle, uint32_t nb_efd)
  87 {
  88         RTE_SET_USED(intr_handle);
  89         RTE_SET_USED(nb_efd);
  90
  91         return 0;
  92 }
  93
  94 void
  95 rte_intr_efd_disable(struct rte_intr_handle *intr_handle)
  96 {
  97         RTE_SET_USED(intr_handle);
  98 }
  99
 100 int
 101 rte_intr_dp_is_en(struct rte_intr_handle *intr_handle)
 102 {
 103         RTE_SET_USED(intr_handle);
 104         return 0;
 105 }
 106
 107 int
 108 rte_intr_allow_others(struct rte_intr_handle *intr_handle)
 109 {
 110         RTE_SET_USED(intr_handle);
 111         return 1;
 112 }
 113
 114 int
 115 rte_intr_cap_multiple(struct rte_intr_handle *intr_handle)
 116 {
 117         RTE_SET_USED(intr_handle);
 118         return 0;
 119 }