1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
2 | /**************************************************************************** |
3 | * Driver for Solarflare network controllers and boards |
4 | * Copyright 2005-2006 Fen Systems Ltd. |
5 | * Copyright 2006-2013 Solarflare Communications Inc. |
6 | * Copyright 2019-2020 Xilinx Inc. |
7 | */ |
8 | |
9 | #ifndef EFX_PTP_H |
10 | #define EFX_PTP_H |
11 | |
12 | #include <linux/net_tstamp.h> |
13 | #include "net_driver.h" |
14 | |
15 | struct ethtool_ts_info; |
16 | int efx_ptp_probe(struct efx_nic *efx, struct efx_channel *channel); |
17 | void efx_ptp_defer_probe_with_channel(struct efx_nic *efx); |
18 | struct efx_channel *efx_ptp_channel(struct efx_nic *efx); |
19 | void efx_ptp_update_channel(struct efx_nic *efx, struct efx_channel *channel); |
20 | void efx_ptp_remove(struct efx_nic *efx); |
21 | int efx_ptp_set_ts_config(struct efx_nic *efx, |
22 | struct kernel_hwtstamp_config *config, |
23 | struct netlink_ext_ack *extack); |
24 | int efx_ptp_get_ts_config(struct efx_nic *efx, |
25 | struct kernel_hwtstamp_config *config); |
26 | void efx_ptp_get_ts_info(struct efx_nic *efx, struct ethtool_ts_info *ts_info); |
27 | bool efx_ptp_is_ptp_tx(struct efx_nic *efx, struct sk_buff *skb); |
28 | int efx_ptp_get_mode(struct efx_nic *efx); |
29 | int efx_ptp_change_mode(struct efx_nic *efx, bool enable_wanted, |
30 | unsigned int new_mode); |
31 | int efx_ptp_tx(struct efx_nic *efx, struct sk_buff *skb); |
32 | void efx_ptp_event(struct efx_nic *efx, efx_qword_t *ev); |
33 | size_t efx_ptp_describe_stats(struct efx_nic *efx, u8 *strings); |
34 | size_t efx_ptp_update_stats(struct efx_nic *efx, u64 *stats); |
35 | void efx_time_sync_event(struct efx_channel *channel, efx_qword_t *ev); |
36 | void __efx_rx_skb_attach_timestamp(struct efx_channel *channel, |
37 | struct sk_buff *skb); |
38 | static inline void efx_rx_skb_attach_timestamp(struct efx_channel *channel, |
39 | struct sk_buff *skb) |
40 | { |
41 | if (channel->sync_events_state == SYNC_EVENTS_VALID) |
42 | __efx_rx_skb_attach_timestamp(channel, skb); |
43 | } |
44 | void efx_ptp_start_datapath(struct efx_nic *efx); |
45 | void efx_ptp_stop_datapath(struct efx_nic *efx); |
46 | bool efx_ptp_use_mac_tx_timestamps(struct efx_nic *efx); |
47 | ktime_t efx_ptp_nic_to_kernel_time(struct efx_tx_queue *tx_queue); |
48 | |
49 | #endif /* EFX_PTP_H */ |
50 | |