1 files changed, 0 insertions, 158 deletions
diff --git a/components/drivers/src/completion.c b/components/drivers/src/completion.c
deleted file mode 100644
index f13718f9b3..0000000000
--- a/components/drivers/src/completion.c
+++ /dev/null
@@ -1,158 +0,0 @@
-/*
- * Copyright (c) 2006-2021, RT-Thread Development Team
- *
- * SPDX-License-Identifier: Apache-2.0
- *
- * Change Logs:
- * Date           Author       Notes
- * 2012-09-30     Bernard      first version.
- * 2021-08-18     chenyingchun add comments
- */
-
-#include <rthw.h>
-#include <rtthread.h>
-#include <rtdevice.h>
-
-#define RT_COMPLETED    1
-#define RT_UNCOMPLETED  0
-
-/**
- * @brief This function will initialize a completion object.
- *
- * @param completion is a pointer to a completion object.
- */
-void rt_completion_init(struct rt_completion *completion)
-{
-    rt_base_t level;
-    RT_ASSERT(completion != RT_NULL);
-
-    level = rt_hw_interrupt_disable();
-    completion->flag = RT_UNCOMPLETED;
-    rt_list_init(&completion->suspended_list);
-    rt_hw_interrupt_enable(level);
-}
-RTM_EXPORT(rt_completion_init);
-
-/**
- * @brief This function will wait for a completion, if the completion is unavailable, the thread shall wait for
- *        the completion up to a specified time.
- *
- * @param completion is a pointer to a completion object.
- *
- * @param timeout is a timeout period (unit: OS ticks). If the completion is unavailable, the thread will wait for
- *                the completion done up to the amount of time specified by the argument.
- *                NOTE: Generally, we use the macro RT_WAITING_FOREVER to set this parameter, which means that when the
- *                completion is unavailable, the thread will be waitting forever.
- *
- * @return Return the operation status. ONLY when the return value is RT_EOK, the operation is successful.
- *         If the return value is any other values, it means that the completion wait failed.
- *
- * @warning This function can ONLY be called in the thread context. It MUST NOT be called in interrupt context.
- */
-rt_err_t rt_completion_wait(struct rt_completion *completion,
-                            rt_int32_t            timeout)
-{
-    rt_err_t result;
-    rt_base_t level;
-    rt_thread_t thread;
-    RT_ASSERT(completion != RT_NULL);
-
-    result = RT_EOK;
-    thread = rt_thread_self();
-
-    level = rt_hw_interrupt_disable();
-    if (completion->flag != RT_COMPLETED)
-    {
-        /* only one thread can suspend on complete */
-        RT_ASSERT(rt_list_isempty(&(completion->suspended_list)));
-
-        if (timeout == 0)
-        {
-            result = -RT_ETIMEOUT;
-            goto __exit;
-        }
-        else
-        {
-            /* reset thread error number */
-            thread->error = RT_EOK;
-
-            /* suspend thread */
-            rt_thread_suspend(thread);
-            /* add to suspended list */
-            rt_list_insert_before(&(completion->suspended_list),
-                                  &(thread->tlist));
-
-            /* current context checking */
-            RT_DEBUG_NOT_IN_INTERRUPT;
-
-            /* start timer */
-            if (timeout > 0)
-            {
-                /* reset the timeout of thread timer and start it */
-                rt_timer_control(&(thread->thread_timer),
-                                 RT_TIMER_CTRL_SET_TIME,
-                                 &timeout);
-                rt_timer_start(&(thread->thread_timer));
-            }
-            /* enable interrupt */
-            rt_hw_interrupt_enable(level);
-
-            /* do schedule */
-            rt_schedule();
-
-            /* thread is waked up */
-            result = thread->error;
-
-            level = rt_hw_interrupt_disable();
-        }
-    }
-    /* clean completed flag */
-    completion->flag = RT_UNCOMPLETED;
-
-__exit:
-    rt_hw_interrupt_enable(level);
-
-    return result;
-}
-RTM_EXPORT(rt_completion_wait);
-
-/**
- * @brief This function indicates a completion has done.
- *
- * @param completion is a pointer to a completion object.
- */
-void rt_completion_done(struct rt_completion *completion)
-{
-    rt_base_t level;
-    RT_ASSERT(completion != RT_NULL);
-
-    if (completion->flag == RT_COMPLETED)
-        return;
-
-    level = rt_hw_interrupt_disable();
-    completion->flag = RT_COMPLETED;
-
-    if (!rt_list_isempty(&(completion->suspended_list)))
-    {
-        /* there is one thread in suspended list */
-        struct rt_thread *thread;
-
-        /* get thread entry */
-        thread = rt_list_entry(completion->suspended_list.next,
-                               struct rt_thread,
-                               tlist);
-
-        /* resume it */
-        rt_thread_resume(thread);
-        rt_hw_interrupt_enable(level);
-
-        /* perform a schedule */
-        rt_schedule();
-    }
-    else
-    {
-        rt_hw_interrupt_enable(level);
-    }
-}
-RTM_EXPORT(rt_completion_done);
-