timer.h

Go to the documentation of this file.

/* SPDX-License-Identifier: BSD-3-Clause
 *
 * Copyright(c) 2022 Intel Corporation. All rights reserved.
 */
 
#ifndef __ZEPHYR_RTOS_TIMER_H__
#define __ZEPHYR_RTOS_TIMER_H__
 
#include <stdint.h>
#include <zephyr/kernel.h>
#include <sof/lib/cpu.h>
#include <rtos/sof.h>
#include <sof/platform.h>
 
struct comp_dev;
struct sof_ipc_stream_posn;
 
static inline uint64_t sof_cycle_get_64(void)
{
    if (IS_ENABLED(CONFIG_TIMER_HAS_64BIT_CYCLE_COUNTER))
        return k_cycle_get_64();
    else
        return k_ticks_to_cyc_floor64(k_uptime_ticks());
}
 
static inline uint64_t sys_cycle_get_64_rate(void)
{
    return CONFIG_SYS_CLOCK_HW_CYCLES_PER_SEC;
}
 
#define sof_cycle_get_64_safe()     sof_cycle_get_64()
#define sof_cycle_get_64_atomic()   sof_cycle_get_64()
#define platform_timer_stop(x)
 
/* get timestamp for host stream DMA position */
void platform_host_timestamp(struct comp_dev *host,
                 struct sof_ipc_stream_posn *posn);
 
/* get timestamp for DAI stream DMA position */
void platform_dai_timestamp(struct comp_dev *dai,
                struct sof_ipc_stream_posn *posn);
 
/* get current wallclock for componnent */
void platform_dai_wallclock(struct comp_dev *dai, uint64_t *wallclock);
 
#endif /* __ZEPHYR_RTOS_TIMER_H__ */