| /* SPDX-License-Identifier: GPL-2.0 OR Linux-OpenIB */ |
| /* Copyright (c) 2020 Mellanox Technologies. */ |
| |
| #ifndef __MLX5_EN_PTP_H__ |
| #define __MLX5_EN_PTP_H__ |
| |
| #include "en.h" |
| #include "en/params.h" |
| #include "en_stats.h" |
| |
| struct mlx5e_ptpsq { |
| struct mlx5e_txqsq txqsq; |
| struct mlx5e_cq ts_cq; |
| u16 skb_fifo_cc; |
| u16 skb_fifo_pc; |
| struct mlx5e_skb_fifo skb_fifo; |
| struct mlx5e_ptp_cq_stats *cq_stats; |
| }; |
| |
| struct mlx5e_port_ptp { |
| /* data path */ |
| struct mlx5e_ptpsq ptpsq[MLX5E_MAX_NUM_TC]; |
| struct napi_struct napi; |
| struct device *pdev; |
| struct net_device *netdev; |
| __be32 mkey_be; |
| u8 num_tc; |
| u8 lag_port; |
| |
| /* data path - accessed per napi poll */ |
| struct mlx5e_ch_stats *stats; |
| |
| /* control */ |
| struct mlx5e_priv *priv; |
| struct mlx5_core_dev *mdev; |
| struct hwtstamp_config *tstamp; |
| DECLARE_BITMAP(state, MLX5E_CHANNEL_NUM_STATES); |
| int ix; |
| }; |
| |
| struct mlx5e_ptp_params { |
| struct mlx5e_params params; |
| struct mlx5e_sq_param txq_sq_param; |
| }; |
| |
| int mlx5e_port_ptp_open(struct mlx5e_priv *priv, struct mlx5e_params *params, |
| u8 lag_port, struct mlx5e_port_ptp **cp); |
| void mlx5e_port_ptp_close(struct mlx5e_port_ptp *c); |
| void mlx5e_ptp_activate_channel(struct mlx5e_port_ptp *c); |
| void mlx5e_ptp_deactivate_channel(struct mlx5e_port_ptp *c); |
| |
| enum { |
| MLX5E_SKB_CB_CQE_HWTSTAMP = BIT(0), |
| MLX5E_SKB_CB_PORT_HWTSTAMP = BIT(1), |
| }; |
| |
| void mlx5e_skb_cb_hwtstamp_handler(struct sk_buff *skb, int hwtstamp_type, |
| ktime_t hwtstamp, |
| struct mlx5e_ptp_cq_stats *cq_stats); |
| |
| void mlx5e_skb_cb_hwtstamp_init(struct sk_buff *skb); |
| #endif /* __MLX5_EN_PTP_H__ */ |