kernel: events: add function to clear events (caba2ad6) · Commits · Wenxi XU / zephyr

include/zephyr/kernel.h

+10 −0

Changes for include/zephyr/kernel.h: 10 added lines, 0 removed lines.
Original line number	Diff line number	Diff line
		@@ -2142,6 +2142,16 @@ __syscall void k_event_set(struct k_event *event, uint32_t events);
		__syscall void k_event_set_masked(struct k_event *event, uint32_t events,
		uint32_t events_mask);

		/**
		* @brief Clear the events in an event object
		*
		* This routine clears (resets) the specified events stored in an event object.
		*
		* @param event Address of the event object
		* @param events Set of events to clear in @a event
		*/
		__syscall void k_event_clear(struct k_event *event, uint32_t events);

		/**
		* @brief Wait for any of the specified events
		*

+14 −0

Changes for kernel/events.c: 14 added lines, 0 removed lines.
Original line number	Diff line number	Diff line
		@@ -188,6 +188,20 @@ void z_vrfy_k_event_set_masked(struct k_event *event, uint32_t events,
		#include <syscalls/k_event_set_masked_mrsh.c>
		#endif

		void z_impl_k_event_clear(struct k_event *event, uint32_t events)
		{
		k_event_post_internal(event, 0, events);
		}

		#ifdef CONFIG_USERSPACE
		void z_vrfy_k_event_clear(struct k_event *event, uint32_t events)
		{
		Z_OOPS(Z_SYSCALL_OBJ(event, K_OBJ_EVENT));
		z_impl_k_event_clear(event, events);
		}
		#include <syscalls/k_event_clear_mrsh.c>
		#endif

		static uint32_t k_event_wait_internal(struct k_event *event, uint32_t events,
		unsigned int options, k_timeout_t timeout)
		{