45 int z_impl_k_sem_init(struct k_sem *sem, unsigned int initial_count,  in z_impl_k_sem_init()  argument
52 		SYS_PORT_TRACING_OBJ_FUNC(k_sem, init, sem, -EINVAL);  in z_impl_k_sem_init()
57 	sem->count = initial_count;  in z_impl_k_sem_init()
58 	sem->limit = limit;  in z_impl_k_sem_init()
60 	SYS_PORT_TRACING_OBJ_FUNC(k_sem, init, sem, 0);  in z_impl_k_sem_init()
62 	z_waitq_init(&sem->wait_q);  in z_impl_k_sem_init()
64 	sys_dlist_init(&sem->poll_events);  in z_impl_k_sem_init()
66 	k_object_init(sem);  in z_impl_k_sem_init()
69 	k_obj_core_init_and_link(K_OBJ_CORE(sem), &obj_type_sem);  in z_impl_k_sem_init()
76 int z_vrfy_k_sem_init(struct k_sem *sem, unsigned int initial_count,  in z_vrfy_k_sem_init()  argument
79 	K_OOPS(K_SYSCALL_OBJ_INIT(sem, K_OBJ_SEM));  in z_vrfy_k_sem_init()
80 	return z_impl_k_sem_init(sem, initial_count, limit);  in z_vrfy_k_sem_init()
85 static inline bool handle_poll_events(struct k_sem *sem)  in handle_poll_events()  argument
88 	z_handle_obj_poll_events(&sem->poll_events, K_POLL_STATE_SEM_AVAILABLE);  in handle_poll_events()
91 	ARG_UNUSED(sem);  in handle_poll_events()
96 void z_impl_k_sem_give(struct k_sem *sem)  in z_impl_k_sem_give()  argument
102 	SYS_PORT_TRACING_OBJ_FUNC_ENTER(k_sem, give, sem);  in z_impl_k_sem_give()
104 	thread = z_unpend_first_thread(&sem->wait_q);  in z_impl_k_sem_give()
110 		sem->count += (sem->count != sem->limit) ? 1U : 0U;  in z_impl_k_sem_give()
111 		resched = handle_poll_events(sem);  in z_impl_k_sem_give()
120 	SYS_PORT_TRACING_OBJ_FUNC_EXIT(k_sem, give, sem);  in z_impl_k_sem_give()
124 static inline void z_vrfy_k_sem_give(struct k_sem *sem)  in z_vrfy_k_sem_give()  argument
126 	K_OOPS(K_SYSCALL_OBJ(sem, K_OBJ_SEM));  in z_vrfy_k_sem_give()
127 	z_impl_k_sem_give(sem);  in z_vrfy_k_sem_give()
132 int z_impl_k_sem_take(struct k_sem *sem, k_timeout_t timeout)  in z_impl_k_sem_take()  argument
141 	SYS_PORT_TRACING_OBJ_FUNC_ENTER(k_sem, take, sem, timeout);  in z_impl_k_sem_take()
143 	if (likely(sem->count > 0U)) {  in z_impl_k_sem_take()
144 		sem->count--;  in z_impl_k_sem_take()
156 	SYS_PORT_TRACING_OBJ_FUNC_BLOCKING(k_sem, take, sem, timeout);  in z_impl_k_sem_take()
158 	ret = z_pend_curr(&lock, key, &sem->wait_q, timeout);  in z_impl_k_sem_take()
161 	SYS_PORT_TRACING_OBJ_FUNC_EXIT(k_sem, take, sem, timeout, ret);  in z_impl_k_sem_take()
166 void z_impl_k_sem_reset(struct k_sem *sem)  in z_impl_k_sem_reset()  argument
172 		thread = z_unpend_first_thread(&sem->wait_q);  in z_impl_k_sem_reset()
179 	sem->count = 0;  in z_impl_k_sem_reset()
181 	SYS_PORT_TRACING_OBJ_FUNC(k_sem, reset, sem);  in z_impl_k_sem_reset()
183 	handle_poll_events(sem);  in z_impl_k_sem_reset()
189 static inline int z_vrfy_k_sem_take(struct k_sem *sem, k_timeout_t timeout)  in z_vrfy_k_sem_take()  argument
191 	K_OOPS(K_SYSCALL_OBJ(sem, K_OBJ_SEM));  in z_vrfy_k_sem_take()
192 	return z_impl_k_sem_take(sem, timeout);  in z_vrfy_k_sem_take()
196 static inline void z_vrfy_k_sem_reset(struct k_sem *sem)  in z_vrfy_k_sem_reset()  argument
198 	K_OOPS(K_SYSCALL_OBJ(sem, K_OBJ_SEM));  in z_vrfy_k_sem_reset()
199 	z_impl_k_sem_reset(sem);  in z_vrfy_k_sem_reset()
203 static inline unsigned int z_vrfy_k_sem_count_get(struct k_sem *sem)  in z_vrfy_k_sem_count_get()  argument
205 	K_OOPS(K_SYSCALL_OBJ(sem, K_OBJ_SEM));  in z_vrfy_k_sem_count_get()
206 	return z_impl_k_sem_count_get(sem);  in z_vrfy_k_sem_count_get()
222 	STRUCT_SECTION_FOREACH(k_sem, sem) {  in init_sem_obj_core_list()
223 		k_obj_core_init_and_link(K_OBJ_CORE(sem), &obj_type_sem);  in init_sem_obj_core_list()