Contributors: 15
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Eran Ben Elisha |
233 |
53.69% |
4 |
10.81% |
| Aya Levin |
109 |
25.12% |
10 |
27.03% |
| Amir Vadai |
25 |
5.76% |
2 |
5.41% |
| Lama Kayal |
16 |
3.69% |
3 |
8.11% |
| Maxim Mikityanskiy |
14 |
3.23% |
4 |
10.81% |
| Alaa Hleihel |
8 |
1.84% |
1 |
2.70% |
| Feras Daoud |
5 |
1.15% |
1 |
2.70% |
| Saeed Mahameed |
5 |
1.15% |
4 |
10.81% |
| Jakub Kiciński |
4 |
0.92% |
1 |
2.70% |
| Achiad Shochat |
3 |
0.69% |
1 |
2.70% |
| Hadar Hen Zion |
3 |
0.69% |
1 |
2.70% |
| Tariq Toukan |
3 |
0.69% |
1 |
2.70% |
| Andy Gospodarek |
3 |
0.69% |
2 |
5.41% |
| Erez Shitrit |
2 |
0.46% |
1 |
2.70% |
| Or Gerlitz |
1 |
0.23% |
1 |
2.70% |
| Total |
434 |
|
37 |
|
/* 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_stats.h"
#include "en/txrx.h"
#include <linux/ptp_classify.h>
#define MLX5E_PTP_CHANNEL_IX 0
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;
u16 ts_cqe_ctr_mask;
};
enum {
MLX5E_PTP_STATE_TX,
MLX5E_PTP_STATE_RX,
MLX5E_PTP_STATE_NUM_STATES,
};
struct mlx5e_ptp {
/* data path */
struct mlx5e_ptpsq ptpsq[MLX5E_MAX_NUM_TC];
struct mlx5e_rq rq;
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_PTP_STATE_NUM_STATES);
};
static inline bool mlx5e_use_ptpsq(struct sk_buff *skb)
{
struct flow_keys fk;
if (!(skb_shinfo(skb)->tx_flags & SKBTX_HW_TSTAMP))
return false;
if (!skb_flow_dissect_flow_keys(skb, &fk, 0))
return false;
if (fk.basic.n_proto == htons(ETH_P_1588))
return true;
if (fk.basic.n_proto != htons(ETH_P_IP) &&
fk.basic.n_proto != htons(ETH_P_IPV6))
return false;
return (fk.basic.ip_proto == IPPROTO_UDP &&
fk.ports.dst == htons(PTP_EV_PORT));
}
static inline bool mlx5e_ptpsq_fifo_has_room(struct mlx5e_txqsq *sq)
{
if (!sq->ptpsq)
return true;
return mlx5e_skb_fifo_has_room(&sq->ptpsq->skb_fifo);
}
int mlx5e_ptp_open(struct mlx5e_priv *priv, struct mlx5e_params *params,
u8 lag_port, struct mlx5e_ptp **cp);
void mlx5e_ptp_close(struct mlx5e_ptp *c);
void mlx5e_ptp_activate_channel(struct mlx5e_ptp *c);
void mlx5e_ptp_deactivate_channel(struct mlx5e_ptp *c);
int mlx5e_ptp_get_rqn(struct mlx5e_ptp *c, u32 *rqn);
int mlx5e_ptp_alloc_rx_fs(struct mlx5e_flow_steering *fs,
const struct mlx5e_profile *profile);
void mlx5e_ptp_free_rx_fs(struct mlx5e_flow_steering *fs,
const struct mlx5e_profile *profile);
int mlx5e_ptp_rx_manage_fs(struct mlx5e_priv *priv, bool set);
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__ */