From abe9fd5726e0f56b6954788f525973545d3ec94e Mon Sep 17 00:00:00 2001
From: Julian Wiedmann <jwi@linux.ibm.com>
Date: Fri, 12 Apr 2019 13:06:13 +0200
Subject: [PATCH] net: dummy: use generic helper to report timestamping info

For reporting the common set of SW timestamping capabilities, use
ethtool_op_get_ts_info() instead of re-implementing it.

Signed-off-by: Julian Wiedmann <jwi@linux.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
 drivers/net/dummy.c | 15 ++-------------
 1 file changed, 2 insertions(+), 13 deletions(-)

diff --git a/drivers/net/dummy.c b/drivers/net/dummy.c
index 0d15a12a4560..3568129fb7da 100644
--- a/drivers/net/dummy.c
+++ b/drivers/net/dummy.c
@@ -32,6 +32,7 @@
 #include <linux/kernel.h>
 #include <linux/netdevice.h>
 #include <linux/etherdevice.h>
+#include <linux/ethtool.h>
 #include <linux/init.h>
 #include <linux/moduleparam.h>
 #include <linux/rtnetlink.h>
@@ -131,21 +132,9 @@ static void dummy_get_drvinfo(struct net_device *dev,
 	strlcpy(info->version, DRV_VERSION, sizeof(info->version));
 }
 
-static int dummy_get_ts_info(struct net_device *dev,
-			      struct ethtool_ts_info *ts_info)
-{
-	ts_info->so_timestamping = SOF_TIMESTAMPING_TX_SOFTWARE |
-				   SOF_TIMESTAMPING_RX_SOFTWARE |
-				   SOF_TIMESTAMPING_SOFTWARE;
-
-	ts_info->phc_index = -1;
-
-	return 0;
-};
-
 static const struct ethtool_ops dummy_ethtool_ops = {
 	.get_drvinfo            = dummy_get_drvinfo,
-	.get_ts_info		= dummy_get_ts_info,
+	.get_ts_info		= ethtool_op_get_ts_info,
 };
 
 static void dummy_setup(struct net_device *dev)
-- 
2.30.2