[PATCH 4.16 10/18] vlan: also check phy_driver ts_info for vlans real device

[Greg Kroah-Hartman]

4.16-stable review patch.  If anyone has any objections, please let me know.

--

From: Hangbin Liu 


[ Upstream commit ec1d8ccb07deaf30fd0508af6755364ac47dc08d ]

Just like function ethtool_get_ts_info(), we should also consider the
phy_driver ts_info call back. For example, driver dp83640.

Fixes: 37dd9255b2f6 ("vlan: Pass ethtool get_ts_info queries to real device.")
Acked-by: Richard Cochran 
Signed-off-by: Hangbin Liu 
Signed-off-by: David S. Miller 
Signed-off-by: Greg Kroah-Hartman 
---
 net/8021q/vlan_dev.c |6 +-
 1 file changed, 5 insertions(+), 1 deletion(-)

--- a/net/8021q/vlan_dev.c
+++ b/net/8021q/vlan_dev.c
@@ -29,6 +29,7 @@
 #include 
 #include 
 #include 
+#include 
 #include 
 #include 
 
@@ -665,8 +666,11 @@ static int vlan_ethtool_get_ts_info(stru
 {
const struct vlan_dev_priv *vlan = vlan_dev_priv(dev);
const struct ethtool_ops *ops = vlan->real_dev->ethtool_ops;
+   struct phy_device *phydev = vlan->real_dev->phydev;
 
-   if (ops->get_ts_info) {
+   if (phydev && phydev->drv && phydev->drv->ts_info) {
+return phydev->drv->ts_info(phydev, info);
+   } else if (ops->get_ts_info) {
return ops->get_ts_info(vlan->real_dev, info);
} else {
info->so_timestamping = SOF_TIMESTAMPING_RX_SOFTWARE |

[PATCH 4.16 10/18] vlan: also check phy_driver ts_info for vlans real device

[Greg Kroah-Hartman]

4.16-stable review patch.  If anyone has any objections, please let me know.

--

From: Hangbin Liu 


[ Upstream commit ec1d8ccb07deaf30fd0508af6755364ac47dc08d ]

Just like function ethtool_get_ts_info(), we should also consider the
phy_driver ts_info call back. For example, driver dp83640.

Fixes: 37dd9255b2f6 ("vlan: Pass ethtool get_ts_info queries to real device.")
Acked-by: Richard Cochran 
Signed-off-by: Hangbin Liu 
Signed-off-by: David S. Miller 
Signed-off-by: Greg Kroah-Hartman 
---
 net/8021q/vlan_dev.c |6 +-
 1 file changed, 5 insertions(+), 1 deletion(-)

--- a/net/8021q/vlan_dev.c
+++ b/net/8021q/vlan_dev.c
@@ -29,6 +29,7 @@
 #include 
 #include 
 #include 
+#include 
 #include 
 #include 
 
@@ -665,8 +666,11 @@ static int vlan_ethtool_get_ts_info(stru
 {
const struct vlan_dev_priv *vlan = vlan_dev_priv(dev);
const struct ethtool_ops *ops = vlan->real_dev->ethtool_ops;
+   struct phy_device *phydev = vlan->real_dev->phydev;
 
-   if (ops->get_ts_info) {
+   if (phydev && phydev->drv && phydev->drv->ts_info) {
+return phydev->drv->ts_info(phydev, info);
+   } else if (ops->get_ts_info) {
return ops->get_ts_info(vlan->real_dev, info);
} else {
info->so_timestamping = SOF_TIMESTAMPING_RX_SOFTWARE |