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/* SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0 */
/* Copyright (c) 2019 Mellanox Technologies. All rights reserved */
#ifndef _MLXSW_SPECTRUM_PTP_H
#define _MLXSW_SPECTRUM_PTP_H
#include <linux/device.h>
#include <linux/rhashtable.h>
struct mlxsw_sp;
struct mlxsw_sp_port;
struct mlxsw_sp_ptp_clock;
enum {
MLXSW_SP_PTP_MESSAGE_TYPE_SYNC,
MLXSW_SP_PTP_MESSAGE_TYPE_DELAY_REQ,
MLXSW_SP_PTP_MESSAGE_TYPE_PDELAY_REQ,
MLXSW_SP_PTP_MESSAGE_TYPE_PDELAY_RESP,
};
#if IS_REACHABLE(CONFIG_PTP_1588_CLOCK)
struct mlxsw_sp_ptp_clock *
mlxsw_sp1_ptp_clock_init(struct mlxsw_sp *mlxsw_sp, struct device *dev);
void mlxsw_sp1_ptp_clock_fini(struct mlxsw_sp_ptp_clock *clock);
struct mlxsw_sp_ptp_state *mlxsw_sp1_ptp_init(struct mlxsw_sp *mlxsw_sp);
void mlxsw_sp1_ptp_fini(struct mlxsw_sp_ptp_state *ptp_state);
void mlxsw_sp1_ptp_receive(struct mlxsw_sp *mlxsw_sp, struct sk_buff *skb,
u8 local_port);
void mlxsw_sp1_ptp_transmitted(struct mlxsw_sp *mlxsw_sp,
struct sk_buff *skb, u8 local_port);
void mlxsw_sp1_ptp_got_timestamp(struct mlxsw_sp *mlxsw_sp, bool ingress,
u8 local_port, u8 message_type,
u8 domain_number, u16 sequence_id,
u64 timestamp);
#else
static inline struct mlxsw_sp_ptp_clock *
mlxsw_sp1_ptp_clock_init(struct mlxsw_sp *mlxsw_sp, struct device *dev)
{
return NULL;
}
static inline void mlxsw_sp1_ptp_clock_fini(struct mlxsw_sp_ptp_clock *clock)
{
}
static inline struct mlxsw_sp_ptp_state *
mlxsw_sp1_ptp_init(struct mlxsw_sp *mlxsw_sp)
{
return NULL;
}
static inline void mlxsw_sp1_ptp_fini(struct mlxsw_sp_ptp_state *ptp_state)
{
}
static inline void mlxsw_sp1_ptp_receive(struct mlxsw_sp *mlxsw_sp,
struct sk_buff *skb, u8 local_port)
{
mlxsw_sp_rx_listener_no_mark_func(skb, local_port, mlxsw_sp);
}
static inline void mlxsw_sp1_ptp_transmitted(struct mlxsw_sp *mlxsw_sp,
struct sk_buff *skb, u8 local_port)
{
dev_kfree_skb_any(skb);
}
static inline void
mlxsw_sp1_ptp_got_timestamp(struct mlxsw_sp *mlxsw_sp, bool ingress,
u8 local_port, u8 message_type,
u8 domain_number,
u16 sequence_id, u64 timestamp)
{
}
#endif
static inline struct mlxsw_sp_ptp_clock *
mlxsw_sp2_ptp_clock_init(struct mlxsw_sp *mlxsw_sp, struct device *dev)
{
return NULL;
}
static inline void mlxsw_sp2_ptp_clock_fini(struct mlxsw_sp_ptp_clock *clock)
{
}
static inline struct mlxsw_sp_ptp_state *
mlxsw_sp2_ptp_init(struct mlxsw_sp *mlxsw_sp)
{
return NULL;
}
static inline void mlxsw_sp2_ptp_fini(struct mlxsw_sp_ptp_state *ptp_state)
{
}
static inline void mlxsw_sp2_ptp_receive(struct mlxsw_sp *mlxsw_sp,
struct sk_buff *skb, u8 local_port)
{
mlxsw_sp_rx_listener_no_mark_func(skb, local_port, mlxsw_sp);
}
static inline void mlxsw_sp2_ptp_transmitted(struct mlxsw_sp *mlxsw_sp,
struct sk_buff *skb, u8 local_port)
{
dev_kfree_skb_any(skb);
}
#endif
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