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体验新版 GitCode,发现更多精彩内容 >>
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afdbee97
编写于
11月 23, 2021
作者:
O
ousugo
浏览文件
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电子邮件补丁
差异文件
fix extra space
上级
dc1f2631
变更
1
隐藏空白更改
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并排
Showing
1 changed file
with
19 addition
and
19 deletion
+19
-19
components/drivers/src/dataqueue.c
components/drivers/src/dataqueue.c
+19
-19
未找到文件。
components/drivers/src/dataqueue.c
浏览文件 @
afdbee97
...
...
@@ -22,16 +22,16 @@ struct rt_data_item
};
/**
* @brief This function will initialize a data queue.Calling this function will
* @brief This function will initialize a data queue.Calling this function will
* initialize the data queue control block and set the notification callback function.
*
*
* @param queue The data queue object
* @param size The maximum number of data in the data queue
* @param lwm Low water mark, when the number of data in the data queue is less than this value,
* will wake up the thread waiting for write data.
* @param evt_notify The notification callback function
*
* @return the operation status, RT_EOK on successful,
*
* @return the operation status, RT_EOK on successful,
* RT_ENOMEM on insufficient memory allocation failed.
*/
rt_err_t
...
...
@@ -45,7 +45,7 @@ rt_data_queue_init(struct rt_data_queue *queue,
queue
->
evt_notify
=
evt_notify
;
queue
->
magic
=
DATAQUEUE_MAGIC
;
queue
->
magic
=
DATAQUEUE_MAGIC
;
queue
->
size
=
size
;
queue
->
lwm
=
lwm
;
...
...
@@ -70,13 +70,13 @@ RTM_EXPORT(rt_data_queue_init);
/**
* @brief This function will write data to the data queue. If the data queue is full,
* the thread will suspend for the specified amount of time.
*
*
* @param queue The data queue object
* @param data_ptr The buffer pointer of the data to be written
* @param size The size in bytes of the data to be written
* @param timeout The waiting time
*
* @return the operation status, RT_EOK on successful
*
* @return the operation status, RT_EOK on successful
*/
rt_err_t
rt_data_queue_push
(
struct
rt_data_queue
*
queue
,
const
void
*
data_ptr
,
...
...
@@ -180,15 +180,15 @@ RTM_EXPORT(rt_data_queue_push);
/**
* @brief This function will pop data from the data queue. If the data queue is empty,
* the thread will suspend for the specified amount of time.
*
*
* @attention when the number of data in the data queue is less than lwm(low water mark),
* will wake up the thread waiting for write data.
*
*
* @param queue The data queue object
* @param data_ptr The buffer pointer of the data to be fetched
* @param size The size in bytes of the data to be fetched
* @param timeout The waiting time
*
*
* @return Operation status, RT_EOK on successful, RT_ETIMEOUT on timeout.
*/
rt_err_t
rt_data_queue_pop
(
struct
rt_data_queue
*
queue
,
...
...
@@ -304,12 +304,12 @@ RTM_EXPORT(rt_data_queue_pop);
/**
* @brief This function will fetching but retaining data in the data queue.
*
*
* @param queue The data queue object
* @param data_ptr The buffer pointer of the data to be fetched
* @param size The size in bytes of the data to be fetched
*
* @return The operation status, RT_EOK on successful
*
* @return The operation status, RT_EOK on successful
*/
rt_err_t
rt_data_queue_peek
(
struct
rt_data_queue
*
queue
,
const
void
**
data_ptr
,
...
...
@@ -339,7 +339,7 @@ RTM_EXPORT(rt_data_queue_peek);
/**
* @brief Reset a data queue. Calling this function will wake up all threads on the data queue
* that are hanging and waiting.
*
*
* @param queue The data queue object
*/
void
rt_data_queue_reset
(
struct
rt_data_queue
*
queue
)
...
...
@@ -417,9 +417,9 @@ RTM_EXPORT(rt_data_queue_reset);
/**
* @brief Deinit a data queue.
*
*
* @param queue The data queue object
*
*
* @return operation status, RT_EOK on successful.
*/
rt_err_t
rt_data_queue_deinit
(
struct
rt_data_queue
*
queue
)
...
...
@@ -444,9 +444,9 @@ RTM_EXPORT(rt_data_queue_deinit);
/**
* @brief This function get the number of data in the data queue.
*
*
* @param queue The data queue object
* @return The number of data in the data queue
* @return The number of data in the data queue
*/
rt_uint16_t
rt_data_queue_len
(
struct
rt_data_queue
*
queue
)
{
...
...
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