rte_power_intrinsics.h

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/* SPDX-License-Identifier: BSD-3-Clause
 * Copyright(c) 2020 Intel Corporation
 */

#ifndef _RTE_POWER_INTRINSIC_H_
#define _RTE_POWER_INTRINSIC_H_

#include <inttypes.h>

#include <rte_spinlock.h>

#ifdef __cplusplus
extern "C" {
#endif

#define RTE_POWER_MONITOR_OPAQUE_SZ 4

typedef int (*rte_power_monitor_clb_t)(const uint64_t val,
        const uint64_t opaque[RTE_POWER_MONITOR_OPAQUE_SZ]);

struct rte_power_monitor_cond {
    volatile void *addr;  
    uint8_t size;    
    rte_power_monitor_clb_t fn; 
    uint64_t opaque[RTE_POWER_MONITOR_OPAQUE_SZ];
};

int rte_power_monitor(const struct rte_power_monitor_cond *pmc,
        const uint64_t tsc_timestamp);

int rte_power_monitor_wakeup(const unsigned int lcore_id);

int rte_power_pause(const uint64_t tsc_timestamp);

int rte_power_monitor_multi(const struct rte_power_monitor_cond pmc[],
        const uint32_t num, const uint64_t tsc_timestamp);

#ifdef __cplusplus
}
#endif

#endif /* _RTE_POWER_INTRINSIC_H_ */