usertools: fix syntax warning in python 3.8

[dpdk.git] / lib / librte_timer / rte_timer.c

diff --git a/lib/librte_timer/rte_timer.c b/lib/librte_timer/rte_timer.c
index ca88454..89f2707 100644 (file)
--- a/lib/librte_timer/rte_timer.c
+++ b/lib/librte_timer/rte_timer.c
@@ -26,7 +26,6 @@
 #include <rte_memzone.h>
 #include <rte_malloc.h>
 #include <rte_errno.h>
-#include <rte_function_versioning.h>
 
 #include "rte_timer.h"
 
@@ -978,6 +977,33 @@ rte_timer_stop_all(uint32_t timer_data_id, unsigned int *walk_lcores,
        return 0;
 }
 
+int64_t
+rte_timer_next_ticks(void)
+{
+       unsigned int lcore_id = rte_lcore_id();
+       struct rte_timer_data *timer_data;
+       struct priv_timer *priv_timer;
+       const struct rte_timer *tm;
+       uint64_t cur_time;
+       int64_t left = -ENOENT;
+
+       TIMER_DATA_VALID_GET_OR_ERR_RET(default_data_id, timer_data, -EINVAL);
+
+       priv_timer = timer_data->priv_timer;
+       cur_time = rte_get_timer_cycles();
+
+       rte_spinlock_lock(&priv_timer[lcore_id].list_lock);
+       tm = priv_timer[lcore_id].pending_head.sl_next[0];
+       if (tm) {
+               left = tm->expire - cur_time;
+               if (left < 0)
+                       left = 0;
+       }
+       rte_spinlock_unlock(&priv_timer[lcore_id].list_lock);
+
+       return left;
+}
+
 /* dump statistics about timers */
 static void
 __rte_timer_dump_stats(struct rte_timer_data *timer_data __rte_unused, FILE *f)