[ktime] quality: remove recursion on hrtimer (#9110)

[ktime] feat: remove recursion on hrtimer

Replace recursive algorithm with a loop in hrtimer
when determining next timeout event and setup hr timer.

Signed-off-by: Shell <[email protected]>

1 files changed, 15 insertions, 9 deletions

diff --git a/components/drivers/ktime/src/hrtimer.c b/components/drivers/ktime/src/hrtimer.c
index 8b774676df..728770ad46 100644
--- a/components/drivers/ktime/src/hrtimer.c
+++ b/components/drivers/ktime/src/hrtimer.c
@@ -146,20 +146,26 @@ static void _set_next_timeout_locked(void)
 {
     rt_ktime_hrtimer_t timer;
     rt_ubase_t next_timeout_hrtimer_cnt;
+    rt_bool_t find_next;
 
-    if ((timer = _first_hrtimer()) != RT_NULL)
+    do
     {
-        next_timeout_hrtimer_cnt = _cnt_convert(timer->timeout_cnt);
-        if (next_timeout_hrtimer_cnt > 0)
+        find_next = RT_FALSE;
+        if ((timer = _first_hrtimer()) != RT_NULL)
         {
-            rt_ktime_hrtimer_settimeout(next_timeout_hrtimer_cnt);
-        }
-        else
-        {
-            _hrtimer_process_locked();
-            _set_next_timeout_locked();
+            next_timeout_hrtimer_cnt = _cnt_convert(timer->timeout_cnt);
+            if (next_timeout_hrtimer_cnt > 0)
+            {
+                rt_ktime_hrtimer_settimeout(next_timeout_hrtimer_cnt);
+            }
+            else
+            {
+                _hrtimer_process_locked();
+                find_next = RT_TRUE;
+            }
         }
     }
+    while (find_next);
 }
 
 void rt_ktime_hrtimer_process(void)