ceph/src/seastar/dpdk/drivers/event/skeleton/skeleton_eventdev.h

   1 /*
   2  *   BSD LICENSE
   3  *
   4  *   Copyright (C) Cavium networks Ltd. 2016.
   5  *
   6  *   Redistribution and use in source and binary forms, with or without
   7  *   modification, are permitted provided that the following conditions
   8  *   are met:
   9  *
  10  *     * Redistributions of source code must retain the above copyright
  11  *       notice, this list of conditions and the following disclaimer.
  12  *     * Redistributions in binary form must reproduce the above copyright
  13  *       notice, this list of conditions and the following disclaimer in
  14  *       the documentation and/or other materials provided with the
  15  *       distribution.
  16  *     * Neither the name of Cavium networks nor the names of its
  17  *       contributors may be used to endorse or promote products derived
  18  *       from this software without specific prior written permission.
  19  *
  20  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  21  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  22  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  23  *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  24  *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  25  *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  26  *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  27  *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  28  *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  29  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  30  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  31  */
  32
  33 #ifndef __SKELETON_EVENTDEV_H__
  34 #define __SKELETON_EVENTDEV_H__
  35
  36 #include <rte_eventdev_pmd.h>
  37
  38 #ifdef RTE_LIBRTE_PMD_SKELETON_EVENTDEV_DEBUG
  39 #define PMD_DRV_LOG(level, fmt, args...) \
  40         RTE_LOG(level, PMD, "%s(): " fmt "\n", __func__, ## args)
  41 #define PMD_DRV_FUNC_TRACE() PMD_DRV_LOG(DEBUG, ">>")
  42 #else
  43 #define PMD_DRV_LOG(level, fmt, args...) do { } while (0)
  44 #define PMD_DRV_FUNC_TRACE() do { } while (0)
  45 #endif
  46
  47 #define PMD_DRV_ERR(fmt, args...) \
  48         RTE_LOG(ERR, PMD, "%s(): " fmt "\n", __func__, ## args)
  49
  50 struct skeleton_eventdev {
  51         uintptr_t reg_base;
  52         uint16_t device_id;
  53         uint16_t vendor_id;
  54         uint16_t subsystem_device_id;
  55         uint16_t subsystem_vendor_id;
  56 } __rte_cache_aligned;
  57
  58 struct skeleton_port {
  59         uint8_t port_id;
  60 } __rte_cache_aligned;
  61
  62 static inline struct skeleton_eventdev *
  63 skeleton_pmd_priv(const struct rte_eventdev *eventdev)
  64 {
  65         return eventdev->data->dev_private;
  66 }
  67
  68 #endif /* __SKELETON_EVENTDEV_H__ */