RTIO Priorities

RTIO Predefined Priorities. More...

Macros
#define	RTIO_PRIO_LOW   0U
	Low priority.
#define	RTIO_PRIO_NORM   127U
	Normal priority.
#define	RTIO_PRIO_HIGH   255U
	High priority.

Detailed Description

RTIO Predefined Priorities.

Priorities are optionally used by I/O devices when scheduling operations. These priorities may lead to software or hardware bus arbitrators.

Note

Today these are mostly unused but you should specify them.

Macro Definition Documentation

RTIO_PRIO_HIGH

#define RTIO_PRIO_HIGH   255U

#include <zephyr/rtio/sqe.h>

High priority.

RTIO_PRIO_LOW

#define RTIO_PRIO_LOW   0U

#include <zephyr/rtio/sqe.h>

Low priority.

RTIO_PRIO_NORM

#define RTIO_PRIO_NORM   127U

#include <zephyr/rtio/sqe.h>

Normal priority.