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authortangyuxin <[email protected]>2021-01-30 18:21:33 +0800
committertangyuxin <[email protected]>2021-02-01 15:02:16 +0800
commit0c87becb3eed0e890198740589f0db94ab6256cf (patch)
tree19c5fcabbd591bfae252ad7392c62968ea1f42fa /components/drivers/src
parentef8b984fa1bf1ca0d90aab9404086e843fe352ae (diff)
合并 submit 和 submit_delayed,优化代码体积
将 _workqueue_submit_delayed_work 和 _workqueue_submit_work 函数合并成一个。优化代码体积
Diffstat (limited to 'components/drivers/src')
-rw-r--r--components/drivers/src/workqueue.c128
1 files changed, 49 insertions, 79 deletions
diff --git a/components/drivers/src/workqueue.c b/components/drivers/src/workqueue.c
index 2b5630d8d0..557f349e53 100644
--- a/components/drivers/src/workqueue.c
+++ b/components/drivers/src/workqueue.c
@@ -86,43 +86,61 @@ static void _workqueue_thread_entry(void *parameter)
}
}
-static rt_err_t _workqueue_submit_work(struct rt_workqueue *queue, struct rt_work *work)
+static rt_err_t _workqueue_submit_work(struct rt_workqueue *queue,
+ struct rt_work *work, rt_tick_t ticks)
{
rt_base_t level;
level = rt_hw_interrupt_disable();
- if (work->flags & RT_WORK_STATE_PENDING)
- {
- rt_hw_interrupt_enable(level);
- return -RT_EBUSY;
- }
-
- if (queue->work_current == work)
- {
- rt_hw_interrupt_enable(level);
- return -RT_EBUSY;
- }
-
- /* NOTE: the work MUST be initialized firstly */
+ /* remove list */
rt_list_remove(&(work->list));
-
- rt_list_insert_after(queue->work_list.prev, &(work->list));
- work->flags |= RT_WORK_STATE_PENDING;
-
- /* whether the workqueue is doing work */
- if (queue->work_current == RT_NULL)
+ work->flags &= ~RT_WORK_STATE_PENDING;
+ /* */
+ if (ticks == 0)
{
- rt_hw_interrupt_enable(level);
- /* resume work thread */
- rt_thread_resume(queue->work_thread);
- rt_schedule();
+ if (queue->work_current != work)
+ {
+ rt_list_insert_after(queue->work_list.prev, &(work->list));
+ work->flags |= RT_WORK_STATE_PENDING;
+ work->workqueue = queue;
+ }
+
+ /* whether the workqueue is doing work */
+ if (queue->work_current == RT_NULL &&
+ ((queue->work_thread->stat & RT_THREAD_STAT_MASK) == RT_THREAD_SUSPEND))
+ {
+ rt_hw_interrupt_enable(level);
+ /* resume work thread */
+ rt_thread_resume(queue->work_thread);
+ rt_schedule();
+ }
+ else
+ {
+ rt_hw_interrupt_enable(level);
+ }
+ return RT_EOK;
}
- else
+ else if (ticks < RT_TICK_MAX / 2)
{
+ /* Timer started */
+ if (work->flags & RT_WORK_STATE_SUBMITTING)
+ {
+ rt_timer_stop(&work->timer);
+ rt_timer_control(&work->timer, RT_TIMER_CTRL_SET_TIME, &ticks);
+ }
+ else
+ {
+ rt_timer_init(&(work->timer), "work", _delayed_work_timeout_handler,
+ work, ticks, RT_TIMER_FLAG_ONE_SHOT | RT_TIMER_FLAG_SOFT_TIMER);
+ work->flags |= RT_WORK_STATE_SUBMITTING;
+ }
+ work->workqueue = queue;
rt_hw_interrupt_enable(level);
+ rt_timer_start(&(work->timer));
+ return RT_EOK;
}
-
- return RT_EOK;
+ rt_hw_interrupt_enable(level);
+ return -RT_ERROR;
}
static rt_err_t _workqueue_cancel_work(struct rt_workqueue *queue, struct rt_work *work)
@@ -184,54 +202,6 @@ __exit:
return ret;
}
-static rt_err_t _workqueue_submit_delayed_work(struct rt_workqueue *queue,
- struct rt_work *work, rt_tick_t ticks)
-{
- rt_base_t level;
- rt_err_t ret = RT_EOK;
-
- /* Work cannot be active in multiple queues */
- if (work->workqueue && work->workqueue != queue)
- {
- ret = -RT_EINVAL;
- goto __exit;
- }
-
- /* Cancel if work has been submitted */
- if (work->workqueue == queue)
- {
- ret = _workqueue_cancel_delayed_work(work);
- if (ret < 0)
- {
- goto __exit;
- }
- }
-
- level = rt_hw_interrupt_disable();
- /* Attach workqueue so the timeout callback can submit it */
- work->workqueue = queue;
- rt_hw_interrupt_enable(level);
-
- if (!ticks)
- {
- /* Submit work if no ticks is 0 */
- ret = _workqueue_submit_work(work->workqueue, work);
- }
- else
- {
- level = rt_hw_interrupt_disable();
- /* Add timeout */
- work->flags |= RT_WORK_STATE_SUBMITTING;
- rt_timer_init(&(work->timer), "work", _delayed_work_timeout_handler, work, ticks,
- RT_TIMER_FLAG_ONE_SHOT | RT_TIMER_FLAG_SOFT_TIMER);
- rt_hw_interrupt_enable(level);
- rt_timer_start(&(work->timer));
- }
-
-__exit:
- return ret;
-}
-
static void _delayed_work_timeout_handler(void *parameter)
{
struct rt_work *delayed_work;
@@ -244,7 +214,7 @@ static void _delayed_work_timeout_handler(void *parameter)
delayed_work->flags &= ~RT_WORK_STATE_SUBMITTING;
delayed_work->type &= ~RT_WORK_TYPE_DELAYED;
rt_hw_interrupt_enable(level);
- _workqueue_submit_work(delayed_work->workqueue, delayed_work);
+ _workqueue_submit_work(delayed_work->workqueue, delayed_work, 0);
}
struct rt_workqueue *rt_workqueue_create(const char *name, rt_uint16_t stack_size, rt_uint8_t priority)
@@ -288,7 +258,7 @@ rt_err_t rt_workqueue_dowork(struct rt_workqueue *queue, struct rt_work *work)
RT_ASSERT(queue != RT_NULL);
RT_ASSERT(work != RT_NULL);
- return _workqueue_submit_work(queue, work);
+ return _workqueue_submit_work(queue, work, 0);
}
rt_err_t rt_workqueue_submit_work(struct rt_workqueue *queue, struct rt_work *work, rt_tick_t time)
@@ -303,11 +273,11 @@ rt_err_t rt_workqueue_submit_work(struct rt_workqueue *queue, struct rt_work *wo
if (work->type & RT_WORK_TYPE_DELAYED)
{
- return _workqueue_submit_delayed_work(queue, work, time);
+ return _workqueue_submit_work(queue, work, time);
}
else
{
- return _workqueue_submit_work(queue, work);
+ return _workqueue_submit_work(queue, work, 0);
}
}