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- /* QLogic qede NIC Driver
- * Copyright (c) 2015-2017 QLogic Corporation
- *
- * This software is available to you under a choice of one of two
- * licenses. You may choose to be licensed under the terms of the GNU
- * General Public License (GPL) Version 2, available from the file
- * COPYING in the main directory of this source tree, or the
- * OpenIB.org BSD license below:
- *
- * Redistribution and use in source and binary forms, with or
- * without modification, are permitted provided that the following
- * conditions are met:
- *
- * - Redistributions of source code must retain the above
- * copyright notice, this list of conditions and the following
- * disclaimer.
- *
- * - Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and /or other materials
- * provided with the distribution.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
- * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
- * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
- #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, bool init_tc);
- 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_ */
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