app/test-eventdev/evt_common.h

   1 /* SPDX-License-Identifier: BSD-3-Clause
   2  * Copyright(c) 2017 Cavium, Inc
   3  */
   4
   5 #ifndef _EVT_COMMON_
   6 #define _EVT_COMMON_
   7
   8 #include <rte_common.h>
   9 #include <rte_debug.h>
  10 #include <rte_eventdev.h>
  11 #include <rte_service.h>
  12
  13 #define CLNRM  "\x1b[0m"
  14 #define CLRED  "\x1b[31m"
  15 #define CLGRN  "\x1b[32m"
  16 #define CLYEL  "\x1b[33m"
  17
  18 #define evt_err(fmt, args...) \
  19         fprintf(stderr, CLRED"error: %s() "fmt CLNRM "\n", __func__, ## args)
  20
  21 #define evt_info(fmt, args...) \
  22         fprintf(stdout, CLYEL""fmt CLNRM "\n", ## args)
  23
  24 #define EVT_STR_FMT 20
  25
  26 #define evt_dump(str, fmt, val...) \
  27         printf("\t%-*s : "fmt"\n", EVT_STR_FMT, str, ## val)
  28
  29 #define evt_dump_begin(str) printf("\t%-*s : {", EVT_STR_FMT, str)
  30
  31 #define evt_dump_end printf("\b}\n")
  32
  33 #define EVT_MAX_STAGES           64
  34 #define EVT_MAX_PORTS            256
  35 #define EVT_MAX_QUEUES           256
  36
  37 static inline bool
  38 evt_has_distributed_sched(uint8_t dev_id)
  39 {
  40         struct rte_event_dev_info dev_info;
  41
  42         rte_event_dev_info_get(dev_id, &dev_info);
  43         return (dev_info.event_dev_cap & RTE_EVENT_DEV_CAP_DISTRIBUTED_SCHED) ?
  44                         true : false;
  45 }
  46
  47 static inline bool
  48 evt_has_burst_mode(uint8_t dev_id)
  49 {
  50         struct rte_event_dev_info dev_info;
  51
  52         rte_event_dev_info_get(dev_id, &dev_info);
  53         return (dev_info.event_dev_cap & RTE_EVENT_DEV_CAP_BURST_MODE) ?
  54                         true : false;
  55 }
  56
  57
  58 static inline bool
  59 evt_has_all_types_queue(uint8_t dev_id)
  60 {
  61         struct rte_event_dev_info dev_info;
  62
  63         rte_event_dev_info_get(dev_id, &dev_info);
  64         return (dev_info.event_dev_cap & RTE_EVENT_DEV_CAP_QUEUE_ALL_TYPES) ?
  65                         true : false;
  66 }
  67
  68 static inline int
  69 evt_service_setup(uint32_t service_id)
  70 {
  71         int32_t core_cnt;
  72         unsigned int lcore = 0;
  73         uint32_t core_array[RTE_MAX_LCORE];
  74         uint8_t cnt;
  75         uint8_t min_cnt = UINT8_MAX;
  76
  77         if (!rte_service_lcore_count())
  78                 return -ENOENT;
  79
  80         core_cnt = rte_service_lcore_list(core_array,
  81                         RTE_MAX_LCORE);
  82         if (core_cnt < 0)
  83                 return -ENOENT;
  84         /* Get the core which has least number of services running. */
  85         while (core_cnt--) {
  86                 /* Reset default mapping */
  87                 rte_service_map_lcore_set(service_id,
  88                                 core_array[core_cnt], 0);
  89                 cnt = rte_service_lcore_count_services(
  90                                 core_array[core_cnt]);
  91                 if (cnt < min_cnt) {
  92                         lcore = core_array[core_cnt];
  93                         min_cnt = cnt;
  94                 }
  95         }
  96         if (rte_service_map_lcore_set(service_id, lcore, 1))
  97                 return -ENOENT;
  98
  99         return 0;
 100 }
 101
 102 #endif /*  _EVT_COMMON_*/