ll_schedule.h File Reference

Low-Latency (LL) timer and DMA-driven deterministic task scheduler interface. More...

Include dependency graph for ll_schedule.h:

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Data Structures
struct	ll_task_pdata
	Low-Latency task private scheduling parameters. More...

Macros
#define	ll_sch_set_pdata(task, data)    do { (task)->priv_data = (data); } while (0)
	Set the private data pointer of a Low-Latency task.
#define	ll_sch_get_pdata(task)   ((task)->priv_data)
	Retrieve the private data pointer of a Low-Latency task.
#define	scheduler_init_ll   zephyr_ll_scheduler_init
#define	schedule_task_init_ll   zephyr_ll_task_init

Functions
int	zephyr_ll_scheduler_init (struct ll_schedule_domain *domain)
	Initialize the Zephyr Low-Latency scheduler domain.
int	zephyr_ll_task_init (struct task *task, const struct sof_uuid_entry *uid, uint16_t type, int16_t priority, enum task_state(*run)(void *data), void *data, uint16_t core, uint32_t flags)
	Initialize a Zephyr Low-Latency task.
void	scheduler_get_task_info_ll (struct scheduler_props *scheduler_props, uint32_t *data_off_size)
	Extract telemetry information about Low-Latency scheduler tasks.

Variables
struct tr_ctx	ll_tr

Detailed Description

Low-Latency (LL) timer and DMA-driven deterministic task scheduler interface.

Delayed or scheduled work. Work runs in the same context as its timer or DMA interrupt source. It executes deterministically and must not sleep or wait.