1 files changed, 17 insertions, 0 deletions
diff --git a/osal/usb_osal_rtthread.c b/osal/usb_osal_rtthread.c
index dd1075a5..14448fc4 100644
--- a/osal/usb_osal_rtthread.c
+++ b/osal/usb_osal_rtthread.c
@@ -34,6 +34,23 @@ void usb_osal_thread_delete(usb_osal_thread_t thread)
     rt_thread_delete(thread);
 }
 
+void usb_osal_thread_schedule_other(void)
+{
+    rt_thread_t self = rt_thread_self();
+    rt_uint8_t priority;
+#if (RTTHREAD_VERSION >= RT_VERSION_CHECK(5, 0, 0))
+    const rt_uint8_t old_priority = RT_SCHED_PRIV(self).current_priority;
+#else
+    const rt_uint8_t old_priority = self->current_priority;
+#endif
+    priority = RT_THREAD_PRIORITY_MAX - 1;
+    rt_thread_control(self, RT_THREAD_CTRL_CHANGE_PRIORITY, (void *)&priority);
+
+    rt_thread_yield();
+
+    rt_thread_control(self, RT_THREAD_CTRL_CHANGE_PRIORITY, (void *)&old_priority);
+}
+
 usb_osal_sem_t usb_osal_sem_create(uint32_t initial_count)
 {
     usb_osal_sem_t sem = (usb_osal_sem_t)rt_sem_create("usbh_sem", initial_count, RT_IPC_FLAG_FIFO);