1d48523cbSMartin Habets /* SPDX-License-Identifier: GPL-2.0-only */ 2d48523cbSMartin Habets /**************************************************************************** 3d48523cbSMartin Habets * Driver for Solarflare network controllers and boards 4d48523cbSMartin Habets * Copyright 2005-2006 Fen Systems Ltd. 5d48523cbSMartin Habets * Copyright 2006-2013 Solarflare Communications Inc. 6d48523cbSMartin Habets * Copyright 2019-2020 Xilinx Inc. 7d48523cbSMartin Habets */ 8d48523cbSMartin Habets 9d48523cbSMartin Habets #ifndef EFX_PTP_H 10d48523cbSMartin Habets #define EFX_PTP_H 11d48523cbSMartin Habets 12d48523cbSMartin Habets #include <linux/net_tstamp.h> 13d48523cbSMartin Habets #include "net_driver.h" 14d48523cbSMartin Habets 15*2111375bSKory Maincent struct kernel_ethtool_ts_info; 1695e96f77SMartin Habets void efx_siena_ptp_defer_probe_with_channel(struct efx_nic *efx); 1795e96f77SMartin Habets struct efx_channel *efx_siena_ptp_channel(struct efx_nic *efx); 18d82afc80SAlex Austin int efx_siena_ptp_set_ts_config(struct efx_nic *efx, 19d82afc80SAlex Austin struct kernel_hwtstamp_config *config, 20d82afc80SAlex Austin struct netlink_ext_ack *extack); 21d82afc80SAlex Austin int efx_siena_ptp_get_ts_config(struct efx_nic *efx, 22d82afc80SAlex Austin struct kernel_hwtstamp_config *config); 2395e96f77SMartin Habets void efx_siena_ptp_get_ts_info(struct efx_nic *efx, 24*2111375bSKory Maincent struct kernel_ethtool_ts_info *ts_info); 2595e96f77SMartin Habets bool efx_siena_ptp_is_ptp_tx(struct efx_nic *efx, struct sk_buff *skb); 2695e96f77SMartin Habets int efx_siena_ptp_get_mode(struct efx_nic *efx); 2795e96f77SMartin Habets int efx_siena_ptp_change_mode(struct efx_nic *efx, bool enable_wanted, 28d48523cbSMartin Habets unsigned int new_mode); 2995e96f77SMartin Habets int efx_siena_ptp_tx(struct efx_nic *efx, struct sk_buff *skb); 3095e96f77SMartin Habets void efx_siena_ptp_event(struct efx_nic *efx, efx_qword_t *ev); 3195e96f77SMartin Habets size_t efx_siena_ptp_describe_stats(struct efx_nic *efx, u8 *strings); 3295e96f77SMartin Habets size_t efx_siena_ptp_update_stats(struct efx_nic *efx, u64 *stats); 3395e96f77SMartin Habets void efx_siena_time_sync_event(struct efx_channel *channel, efx_qword_t *ev); 3495e96f77SMartin Habets void __efx_siena_rx_skb_attach_timestamp(struct efx_channel *channel, 35d48523cbSMartin Habets struct sk_buff *skb); 36d48523cbSMartin Habets static inline void efx_rx_skb_attach_timestamp(struct efx_channel *channel, 37d48523cbSMartin Habets struct sk_buff *skb) 38d48523cbSMartin Habets { 39d48523cbSMartin Habets if (channel->sync_events_state == SYNC_EVENTS_VALID) 4095e96f77SMartin Habets __efx_siena_rx_skb_attach_timestamp(channel, skb); 41d48523cbSMartin Habets } 4295e96f77SMartin Habets 4395e96f77SMartin Habets void efx_siena_ptp_start_datapath(struct efx_nic *efx); 4495e96f77SMartin Habets void efx_siena_ptp_stop_datapath(struct efx_nic *efx); 4595e96f77SMartin Habets bool efx_siena_ptp_use_mac_tx_timestamps(struct efx_nic *efx); 4695e96f77SMartin Habets ktime_t efx_siena_ptp_nic_to_kernel_time(struct efx_tx_queue *tx_queue); 47d48523cbSMartin Habets 48d48523cbSMartin Habets #endif /* EFX_PTP_H */ 49