ll_schedule.h

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/* SPDX-License-Identifier: BSD-3-Clause
 *
 * Copyright(c) 2016 Intel Corporation. All rights reserved.
 *
 * Author: Liam Girdwood <liam.r.girdwood@linux.intel.com>
 */
 
/*
 * Delayed or scheduled work. Work runs in the same context as it's timer
 * interrupt source. It should execute quickly and must not sleep or wait.
 */
 
#ifndef __SOF_SCHEDULE_LL_SCHEDULE_H__
#define __SOF_SCHEDULE_LL_SCHEDULE_H__
 
#include <rtos/task.h>
#include <sof/trace/trace.h>
#include <user/trace.h>
#include <stdint.h>
#include <ipc4/base_fw.h>
 
struct ll_schedule_domain;
 
/* ll tracing */
extern struct tr_ctx ll_tr;
 
#define ll_sch_set_pdata(task, data) \
    do { (task)->priv_data = (data); } while (0)
 
#define ll_sch_get_pdata(task) ((task)->priv_data)
 
struct ll_task_pdata {
    uint64_t period;
    uint16_t ratio;     
    uint16_t skip_cnt;  
};
 
#if !defined(__ZEPHYR__)
int scheduler_init_ll(struct ll_schedule_domain *domain);
 
int schedule_task_init_ll(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);
#else
int zephyr_ll_scheduler_init(struct ll_schedule_domain *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);
 
#define scheduler_init_ll zephyr_ll_scheduler_init
#define schedule_task_init_ll zephyr_ll_task_init
 
#endif

void scheduler_get_task_info_ll(struct scheduler_props *scheduler_props,
                uint32_t *data_off_size);
 
#endif /* __SOF_SCHEDULE_LL_SCHEDULE_H__ */