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-rw-r--r--net/ethtool/common.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/net/ethtool/common.c b/net/ethtool/common.c
index 150ff405cca4..423e640e3876 100644
--- a/net/ethtool/common.c
+++ b/net/ethtool/common.c
@@ -1,6 +1,7 @@
// SPDX-License-Identifier: GPL-2.0-only
#include <linux/net_tstamp.h>
+#include <linux/phy.h>
#include "common.h"
@@ -350,3 +351,23 @@ int ethtool_check_ops(const struct ethtool_ops *ops)
*/
return 0;
}
+
+int __ethtool_get_ts_info(struct net_device *dev, struct ethtool_ts_info *info)
+{
+ const struct ethtool_ops *ops = dev->ethtool_ops;
+ struct phy_device *phydev = dev->phydev;
+
+ memset(info, 0, sizeof(*info));
+ info->cmd = ETHTOOL_GET_TS_INFO;
+
+ if (phy_has_tsinfo(phydev))
+ return phy_ts_info(phydev, info);
+ if (ops->get_ts_info)
+ return ops->get_ts_info(dev, info);
+
+ info->so_timestamping = SOF_TIMESTAMPING_RX_SOFTWARE |
+ SOF_TIMESTAMPING_SOFTWARE;
+ info->phc_index = -1;
+
+ return 0;
+}