1 files changed, 14 insertions, 14 deletions

diff --git a/components/drivers/src/dataqueue.c b/components/drivers/src/dataqueue.c
index 1651417bb9..f32efa1849 100644
--- a/components/drivers/src/dataqueue.c
+++ b/components/drivers/src/dataqueue.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2006-2018, RT-Thread Development Team
+ * Copyright (c) 2006-2021, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
@@ -62,7 +62,7 @@ rt_err_t rt_data_queue_push(struct rt_data_queue *queue,
     rt_ubase_t  level;
     rt_thread_t thread;
     rt_err_t    result;
-    
+
     RT_ASSERT(queue != RT_NULL);
     RT_ASSERT(queue->magic == DATAQUEUE_MAGIC);
 
@@ -85,7 +85,7 @@ rt_err_t rt_data_queue_push(struct rt_data_queue *queue,
 
         /* reset thread error number */
         thread->error = RT_EOK;
-        
+
         /* suspend thread on the push list */
         rt_thread_suspend(thread);
         rt_list_insert_before(&(queue->suspended_push_list), &(thread->tlist));
@@ -155,13 +155,13 @@ RTM_EXPORT(rt_data_queue_push);
 
 rt_err_t rt_data_queue_pop(struct rt_data_queue *queue,
                            const void** data_ptr,
-                           rt_size_t *size, 
+                           rt_size_t *size,
                            rt_int32_t timeout)
 {
     rt_ubase_t  level;
     rt_thread_t thread;
     rt_err_t    result;
-    
+
     RT_ASSERT(queue != RT_NULL);
     RT_ASSERT(queue->magic == DATAQUEUE_MAGIC);
     RT_ASSERT(data_ptr != RT_NULL);
@@ -185,7 +185,7 @@ rt_err_t rt_data_queue_pop(struct rt_data_queue *queue,
 
         /* reset thread error number */
         thread->error = RT_EOK;
-        
+
         /* suspend thread on the pop list */
         rt_thread_suspend(thread);
         rt_list_insert_before(&(queue->suspended_pop_list), &(thread->tlist));
@@ -269,11 +269,11 @@ rt_err_t rt_data_queue_peek(struct rt_data_queue *queue,
                             rt_size_t *size)
 {
     rt_ubase_t  level;
-    
+
     RT_ASSERT(queue != RT_NULL);
     RT_ASSERT(queue->magic == DATAQUEUE_MAGIC);
 
-    if (queue->is_empty) 
+    if (queue->is_empty)
     {
         return -RT_EEMPTY;
     }
@@ -293,7 +293,7 @@ void rt_data_queue_reset(struct rt_data_queue *queue)
 {
     rt_ubase_t  level;
     struct rt_thread *thread;
-    
+
     RT_ASSERT(queue != RT_NULL);
     RT_ASSERT(queue->magic == DATAQUEUE_MAGIC);
 
@@ -303,9 +303,9 @@ void rt_data_queue_reset(struct rt_data_queue *queue)
     queue->put_index = 0;
     queue->is_empty = 1;
     queue->is_full = 0;
-    
+
     rt_hw_interrupt_enable(level);
-    
+
     rt_enter_critical();
     /* wakeup all suspend threads */
 
@@ -375,7 +375,7 @@ rt_err_t rt_data_queue_deinit(struct rt_data_queue *queue)
     level = rt_hw_interrupt_disable();
     queue->magic = 0;
     rt_hw_interrupt_enable(level);
-    
+
     rt_free(queue->queue);
 
     return RT_EOK;
@@ -386,7 +386,7 @@ rt_uint16_t rt_data_queue_len(struct rt_data_queue *queue)
 {
     rt_ubase_t level;
     rt_int16_t len;
-    
+
     RT_ASSERT(queue != RT_NULL);
     RT_ASSERT(queue->magic == DATAQUEUE_MAGIC);
 
@@ -405,7 +405,7 @@ rt_uint16_t rt_data_queue_len(struct rt_data_queue *queue)
     {
         len = queue->size + queue->put_index - queue->get_index;
     }
-    
+
     rt_hw_interrupt_enable(level);
 
     return len;