diff options
Diffstat (limited to 'drivers/net/ethernet/qlogic/qede/qede_ptp.h')
| -rw-r--r-- | drivers/net/ethernet/qlogic/qede/qede_ptp.h | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/drivers/net/ethernet/qlogic/qede/qede_ptp.h b/drivers/net/ethernet/qlogic/qede/qede_ptp.h new file mode 100644 index 000000000..1db0f021c --- /dev/null +++ b/drivers/net/ethernet/qlogic/qede/qede_ptp.h @@ -0,0 +1,38 @@ +/* SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause) */ +/* QLogic qede NIC Driver + * Copyright (c) 2015-2017 QLogic Corporation + * Copyright (c) 2019-2020 Marvell International Ltd. + */ + +#ifndef _QEDE_PTP_H_ +#define _QEDE_PTP_H_ + +#include <linux/ptp_clock_kernel.h> +#include <linux/net_tstamp.h> +#include <linux/timecounter.h> +#include "qede.h" + +void qede_ptp_rx_ts(struct qede_dev *edev, struct sk_buff *skb); +void qede_ptp_tx_ts(struct qede_dev *edev, struct sk_buff *skb); +int qede_ptp_hw_ts(struct qede_dev *edev, struct ifreq *req); +void qede_ptp_disable(struct qede_dev *edev); +int qede_ptp_enable(struct qede_dev *edev); +int qede_ptp_get_ts_info(struct qede_dev *edev, struct ethtool_ts_info *ts); + +static inline void qede_ptp_record_rx_ts(struct qede_dev *edev, + union eth_rx_cqe *cqe, + struct sk_buff *skb) +{ + /* Check if this packet was timestamped */ + if (unlikely(le16_to_cpu(cqe->fast_path_regular.pars_flags.flags) & + (1 << PARSING_AND_ERR_FLAGS_TIMESTAMPRECORDED_SHIFT))) { + if (likely(le16_to_cpu(cqe->fast_path_regular.pars_flags.flags) + & (1 << PARSING_AND_ERR_FLAGS_TIMESYNCPKT_SHIFT))) { + qede_ptp_rx_ts(edev, skb); + } else { + DP_INFO(edev, + "Timestamp recorded for non PTP packets\n"); + } + } +} +#endif /* _QEDE_PTP_H_ */ |