app/testeventdev: use service cores

[dpdk.git] / app / test-eventdev / evt_common.h

diff --git a/app/test-eventdev/evt_common.h b/app/test-eventdev/evt_common.h
index ee896a2..0fadab4 100644 (file)
--- a/app/test-eventdev/evt_common.h
+++ b/app/test-eventdev/evt_common.h
@@ -36,6 +36,7 @@
 #include <rte_common.h>
 #include <rte_debug.h>
 #include <rte_eventdev.h>
+#include <rte_service.h>
 
 #define CLNRM  "\x1b[0m"
 #define CLRED  "\x1b[31m"
@@ -92,4 +93,43 @@ evt_has_all_types_queue(uint8_t dev_id)
                        true : false;
 }
 
+static inline int
+evt_service_setup(uint8_t dev_id)
+{
+       uint32_t service_id;
+       int32_t core_cnt;
+       unsigned int lcore = 0;
+       uint32_t core_array[RTE_MAX_LCORE];
+       uint8_t cnt;
+       uint8_t min_cnt = UINT8_MAX;
+
+       if (evt_has_distributed_sched(dev_id))
+               return 0;
+
+       if (!rte_service_lcore_count())
+               return -ENOENT;
+
+       if (!rte_event_dev_service_id_get(dev_id, &service_id)) {
+               core_cnt = rte_service_lcore_list(core_array,
+                               RTE_MAX_LCORE);
+               if (core_cnt < 0)
+                       return -ENOENT;
+               /* Get the core which has least number of services running. */
+               while (core_cnt--) {
+                       /* Reset default mapping */
+                       rte_service_map_lcore_set(service_id,
+                                       core_array[core_cnt], 0);
+                       cnt = rte_service_lcore_count_services(
+                                       core_array[core_cnt]);
+                       if (cnt < min_cnt) {
+                               lcore = core_array[core_cnt];
+                               min_cnt = cnt;
+                       }
+               }
+               if (rte_service_map_lcore_set(service_id, lcore, 1))
+                       return -ENOENT;
+       }
+       return 0;
+}
+
 #endif /*  _EVT_COMMON_*/