Update i2c driver, add read ACK and BUS status check

8 files changed, 36 insertions, 38 deletions

diff --git a/components/drivers/include/ipc/completion.h b/components/drivers/include/ipc/completion.h
index acfcaa3995..087a9be813 100644
--- a/components/drivers/include/ipc/completion.h
+++ b/components/drivers/include/ipc/completion.h
@@ -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
  *
diff --git a/components/drivers/include/ipc/dataqueue.h b/components/drivers/include/ipc/dataqueue.h
index 76203c404d..5dd94e55c0 100644
--- a/components/drivers/include/ipc/dataqueue.h
+++ b/components/drivers/include/ipc/dataqueue.h
@@ -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
  *
diff --git a/components/drivers/include/ipc/pipe.h b/components/drivers/include/ipc/pipe.h
index 93ba95cd2c..7d271c3a04 100644
--- a/components/drivers/include/ipc/pipe.h
+++ b/components/drivers/include/ipc/pipe.h
@@ -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
  *
@@ -15,12 +15,6 @@
 #include <rtthread.h>
 #include <rtdevice.h>
 
-#ifndef RT_PIPE_BUFSZ
-#define PIPE_BUFSZ    512
-#else
-#define PIPE_BUFSZ    RT_PIPE_BUFSZ
-#endif
-
 struct rt_pipe_device
 {
     struct rt_device parent;
diff --git a/components/drivers/include/ipc/poll.h b/components/drivers/include/ipc/poll.h
index 8c68a96af8..1574215c77 100644
--- a/components/drivers/include/ipc/poll.h
+++ b/components/drivers/include/ipc/poll.h
@@ -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
  *
diff --git a/components/drivers/include/ipc/ringblk_buf.h b/components/drivers/include/ipc/ringblk_buf.h
index 94fc2cfff3..7a3c930f73 100644
--- a/components/drivers/include/ipc/ringblk_buf.h
+++ b/components/drivers/include/ipc/ringblk_buf.h
@@ -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
  *
@@ -71,14 +71,21 @@ struct rt_rbb
     rt_size_t blk_max_num;
     /* saved the initialized and put status blocks */
     rt_slist_t blk_list;
+    /* point to tail node */
+    rt_slist_t *tail;
+    /* free node list */
+    rt_slist_t free_list;
 };
 typedef struct rt_rbb *rt_rbb_t;
 
 /* rbb (ring block buffer) API */
 void rt_rbb_init(rt_rbb_t rbb, rt_uint8_t *buf, rt_size_t buf_size, rt_rbb_blk_t block_set, rt_size_t blk_max_num);
+rt_size_t rt_rbb_get_buf_size(rt_rbb_t rbb);
+
+#ifdef RT_USING_HEAP
 rt_rbb_t rt_rbb_create(rt_size_t buf_size, rt_size_t blk_max_num);
 void rt_rbb_destroy(rt_rbb_t rbb);
-rt_size_t rt_rbb_get_buf_size(rt_rbb_t rbb);
+#endif
 
 /* rbb block API */
 rt_rbb_blk_t rt_rbb_blk_alloc(rt_rbb_t rbb, rt_size_t blk_size);
diff --git a/components/drivers/include/ipc/ringbuffer.h b/components/drivers/include/ipc/ringbuffer.h
index 2afd2ca213..7da50225b3 100644
--- a/components/drivers/include/ipc/ringbuffer.h
+++ b/components/drivers/include/ipc/ringbuffer.h
@@ -1,10 +1,11 @@
 /*
- * Copyright (c) 2006-2018, RT-Thread Development Team
+ * Copyright (c) 2006-2021, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
  * Change Logs:
  * Date           Author       Notes
+ * 2021-08-14     Jackistang   add comments for function interface.
  */
 #ifndef RINGBUFFER_H__
 #define RINGBUFFER_H__
@@ -80,6 +81,13 @@ struct rt_ringbuffer* rt_ringbuffer_create(rt_uint16_t length);
 void rt_ringbuffer_destroy(struct rt_ringbuffer *rb);
 #endif
 
+/**
+ * @brief Get the buffer size of the ring buffer object.
+ *
+ * @param rb        A pointer to the ring buffer object.
+ *
+ * @return  Buffer size.
+ */
 rt_inline rt_uint16_t rt_ringbuffer_get_size(struct rt_ringbuffer *rb)
 {
     RT_ASSERT(rb != RT_NULL);
diff --git a/components/drivers/include/ipc/waitqueue.h b/components/drivers/include/ipc/waitqueue.h
index e26ec1e896..fbf5f93142 100644
--- a/components/drivers/include/ipc/waitqueue.h
+++ b/components/drivers/include/ipc/waitqueue.h
@@ -1,11 +1,11 @@
 /*
- * Copyright (c) 2006-2018, RT-Thread Development Team
+ * Copyright (c) 2006-2021, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
  * Change Logs:
  * Date           Author       Notes
- * 2018/06/26     Bernard      Fix the wait queue issue when wakeup a soon 
+ * 2018/06/26     Bernard      Fix the wait queue issue when wakeup a soon
  *                             to blocked thread.
  */
 
diff --git a/components/drivers/include/ipc/workqueue.h b/components/drivers/include/ipc/workqueue.h
index 23e256c420..b2224bdcf4 100644
--- a/components/drivers/include/ipc/workqueue.h
+++ b/components/drivers/include/ipc/workqueue.h
@@ -1,10 +1,12 @@
 /*
- * Copyright (c) 2006-2018, RT-Thread Development Team
+ * Copyright (c) 2006-2022, RT-Thread Development Team
  *
  * SPDX-License-Identifier: Apache-2.0
  *
  * Change Logs:
  * Date           Author       Notes
+ * 2021-08-01     Meco Man     remove rt_delayed_work_init() and rt_delayed_work structure
+ * 2021-08-14     Jackistang   add comments for rt_work_init()
  */
 #ifndef WORKQUEUE_H__
 #define WORKQUEUE_H__
@@ -29,6 +31,7 @@ enum
 struct rt_workqueue
 {
     rt_list_t      work_list;
+    rt_list_t      delayed_list;
     struct rt_work *work_current; /* current work */
 
     struct rt_semaphore sem;
@@ -47,42 +50,28 @@ struct rt_work
     struct rt_workqueue *workqueue;
 };
 
-struct rt_delayed_work
-{
-    struct rt_work work;
-};
-
 #ifdef RT_USING_HEAP
 /**
  * WorkQueue for DeviceDriver
  */
+void rt_work_init(struct rt_work *work, void (*work_func)(struct rt_work *work, void *work_data), void *work_data);
 struct rt_workqueue *rt_workqueue_create(const char *name, rt_uint16_t stack_size, rt_uint8_t priority);
 rt_err_t rt_workqueue_destroy(struct rt_workqueue *queue);
 rt_err_t rt_workqueue_dowork(struct rt_workqueue *queue, struct rt_work *work);
-rt_err_t rt_workqueue_submit_work(struct rt_workqueue *queue, struct rt_work *work, rt_tick_t time);
+rt_err_t rt_workqueue_submit_work(struct rt_workqueue *queue, struct rt_work *work, rt_tick_t ticks);
 rt_err_t rt_workqueue_cancel_work(struct rt_workqueue *queue, struct rt_work *work);
 rt_err_t rt_workqueue_cancel_work_sync(struct rt_workqueue *queue, struct rt_work *work);
+rt_err_t rt_workqueue_cancel_all_work(struct rt_workqueue *queue);
+rt_err_t rt_workqueue_urgent_work(struct rt_workqueue *queue, struct rt_work *work);
 
 #ifdef RT_USING_SYSTEM_WORKQUEUE
-rt_err_t rt_work_submit(struct rt_work *work, rt_tick_t time);
+rt_err_t rt_work_submit(struct rt_work *work, rt_tick_t ticks);
+rt_err_t rt_work_urgent(struct rt_work *work);
 rt_err_t rt_work_cancel(struct rt_work *work);
-#endif
+#endif /* RT_USING_SYSTEM_WORKQUEUE */
 
-rt_inline void rt_work_init(struct rt_work *work, void (*work_func)(struct rt_work *work, void *work_data),
-                            void *work_data)
-{
-    rt_list_init(&(work->list));
-    work->work_func = work_func;
-    work->work_data = work_data;
-    work->workqueue = RT_NULL;
-    work->flags = 0;
-    work->type = 0;
-}
 
-void rt_delayed_work_init(struct rt_delayed_work *work, void (*work_func)(struct rt_work *work,
-                          void *work_data), void *work_data);
 
-int rt_work_sys_workqueue_init(void);
-#endif
+#endif /* RT_USING_HEAP */
 
 #endif