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kernel: Add K_DELAYED_WORK_DEFINE

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Adds a K_DELAYED_WORK_DEFINE, matching the K_WORK_DEFINE macro, with
accompanying Z_DELAYED_WORK_INITIALIZER macro.

Makes k_delayed_work_init a static inline function, like its K_WORK
counterpart.

Signed-off-by: Trond Einar Snekvik <Trond.Einar.Snekvik@nordicsemi.no>
This commit is contained in:
Trond Einar Snekvik 2020-11-02 16:45:38 +01:00 • committed by Anas Nashif
commit 7986f94275
3 changed files with 53 additions and 10 deletions
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32
include/kernel.h
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@ -3004,6 +3004,31 @@ extern void k_work_q_user_start(struct k_work_q *work_q,
k_thread_stack_t *stack,
size_t stack_size, int prio);
#define Z_DELAYED_WORK_INITIALIZER(work_handler) \
{ \
.work = Z_WORK_INITIALIZER(work_handler), \
.timeout = { \
.node = {},\
.fn = NULL, \
.dticks = 0, \
}, \
.work_q = NULL, \
}
/**
* @brief Initialize a statically-defined delayed work item.
*
* This macro can be used to initialize a statically-defined workqueue
* delayed work item, prior to its first use. For example,
*
* @code static K_DELAYED_WORK_DEFINE(<work>, <work_handler>); @endcode
*
* @param work Symbol name for delayed work item object
* @param work_handler Function to invoke each time work item is processed.
*/
#define K_DELAYED_WORK_DEFINE(work, work_handler) \
struct k_delayed_work work = Z_DELAYED_WORK_INITIALIZER(work_handler)
/**
* @brief Initialize a delayed work item.
*
@ -3015,8 +3040,11 @@ extern void k_work_q_user_start(struct k_work_q *work_q,
*
* @return N/A
*/
extern void k_delayed_work_init(struct k_delayed_work *work,
k_work_handler_t handler);
static inline void k_delayed_work_init(struct k_delayed_work *work,
k_work_handler_t handler)
{
*work = (struct k_delayed_work)Z_DELAYED_WORK_INITIALIZER(handler);
}
/**
* @brief Submit a delayed work item.