/* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */
/*
 * Copyright 2015-2022 Amazon.com, Inc. or its affiliates. All rights reserved.
 */

#ifndef ENA_PHC_H
#define ENA_PHC_H

#include <linux/ptp_clock_kernel.h>

struct ena_phc_info {
        /* PTP hardware capabilities */
        struct ptp_clock_info clock_info;

        /* Registered PTP clock device */
        struct ptp_clock *clock;

        /* Adapter specific private data structure */
        struct ena_adapter *adapter;

        /* PHC lock */
        spinlock_t lock;

        /* Enabled by kernel */
        bool enabled;
};

void ena_phc_enable(struct ena_adapter *adapter, bool enable);
bool ena_phc_is_enabled(struct ena_adapter *adapter);
bool ena_phc_is_active(struct ena_adapter *adapter);
int ena_phc_get_index(struct ena_adapter *adapter);
int ena_phc_init(struct ena_adapter *adapter);
void ena_phc_destroy(struct ena_adapter *adapter);
int ena_phc_alloc(struct ena_adapter *adapter);
void ena_phc_free(struct ena_adapter *adapter);

#endif /* ENA_PHC_H */