summaryrefslogtreecommitdiffstats
path: root/drivers/net/ethernet/marvell/octeontx2/nic/otx2_ptp.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/ethernet/marvell/octeontx2/nic/otx2_ptp.h')
-rw-r--r--drivers/net/ethernet/marvell/octeontx2/nic/otx2_ptp.h32
1 files changed, 32 insertions, 0 deletions
diff --git a/drivers/net/ethernet/marvell/octeontx2/nic/otx2_ptp.h b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_ptp.h
new file mode 100644
index 000000000..7ff41927c
--- /dev/null
+++ b/drivers/net/ethernet/marvell/octeontx2/nic/otx2_ptp.h
@@ -0,0 +1,32 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/* Marvell RVU Ethernet driver
+ *
+ * Copyright (C) 2020 Marvell.
+ *
+ */
+
+#ifndef OTX2_PTP_H
+#define OTX2_PTP_H
+
+static inline u64 otx2_ptp_convert_rx_timestamp(u64 timestamp)
+{
+ return be64_to_cpu(*(__be64 *)&timestamp);
+}
+
+static inline u64 otx2_ptp_convert_tx_timestamp(u64 timestamp)
+{
+ return timestamp;
+}
+
+static inline u64 cn10k_ptp_convert_timestamp(u64 timestamp)
+{
+ return ((timestamp >> 32) * NSEC_PER_SEC) + (timestamp & 0xFFFFFFFFUL);
+}
+
+int otx2_ptp_init(struct otx2_nic *pfvf);
+void otx2_ptp_destroy(struct otx2_nic *pfvf);
+
+int otx2_ptp_clock_index(struct otx2_nic *pfvf);
+int otx2_ptp_tstamp2time(struct otx2_nic *pfvf, u64 tstamp, u64 *tsns);
+
+#endif