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authorOliver Neukum <oneukum@suse.com>2021-04-06 01:13:41 +0200
committerDavid S. Miller <davem@davemloft.net>2021-04-07 01:22:36 +0200
commit77651900cede54930cd8a039dcd4583bfa308807 (patch)
tree4a24489537e288a14c97243eae11cb4427ab5771 /drivers/net/usb/usbnet.c
parenttcp: Reset tcp connections in SYN-SENT state (diff)
downloadlinux-77651900cede54930cd8a039dcd4583bfa308807.tar.xz
linux-77651900cede54930cd8a039dcd4583bfa308807.zip
usbnet: add _mii suffix to usbnet_set/get_link_ksettings
The generic functions assumed devices provided an MDIO interface (accessed via older mii code, not phylib). This is true only for genuine ethernet. Devices with a higher level of abstraction or based on different technologies do not have MDIO. To support this case, first rename the existing functions with _mii suffix. v2: rebased on changed upstream v3: changed names to clearly say that this does NOT use phylib v4: moved hunks to correct patch; reworded commmit messages Signed-off-by : Oliver Neukum <oneukum@suse.com> Tested-by: Roland Dreier <roland@kernel.org> Reviewed-by: Grant Grundler <grundler@chromium.org> Tested-by: Grant Grundler <grundler@chromium.org> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/usb/usbnet.c')
-rw-r--r--drivers/net/usb/usbnet.c15
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
index f4f37ecfed58..5b4629c80b4b 100644
--- a/drivers/net/usb/usbnet.c
+++ b/drivers/net/usb/usbnet.c
@@ -944,7 +944,10 @@ EXPORT_SYMBOL_GPL(usbnet_open);
* they'll probably want to use this base set.
*/
-int usbnet_get_link_ksettings(struct net_device *net,
+/* These methods are written on the assumption that the device
+ * uses MII
+ */
+int usbnet_get_link_ksettings_mii(struct net_device *net,
struct ethtool_link_ksettings *cmd)
{
struct usbnet *dev = netdev_priv(net);
@@ -956,9 +959,9 @@ int usbnet_get_link_ksettings(struct net_device *net,
return 0;
}
-EXPORT_SYMBOL_GPL(usbnet_get_link_ksettings);
+EXPORT_SYMBOL_GPL(usbnet_get_link_ksettings_mii);
-int usbnet_set_link_ksettings(struct net_device *net,
+int usbnet_set_link_ksettings_mii(struct net_device *net,
const struct ethtool_link_ksettings *cmd)
{
struct usbnet *dev = netdev_priv(net);
@@ -978,7 +981,7 @@ int usbnet_set_link_ksettings(struct net_device *net,
return retval;
}
-EXPORT_SYMBOL_GPL(usbnet_set_link_ksettings);
+EXPORT_SYMBOL_GPL(usbnet_set_link_ksettings_mii);
u32 usbnet_get_link (struct net_device *net)
{
@@ -1043,8 +1046,8 @@ static const struct ethtool_ops usbnet_ethtool_ops = {
.get_msglevel = usbnet_get_msglevel,
.set_msglevel = usbnet_set_msglevel,
.get_ts_info = ethtool_op_get_ts_info,
- .get_link_ksettings = usbnet_get_link_ksettings,
- .set_link_ksettings = usbnet_set_link_ksettings,
+ .get_link_ksettings = usbnet_get_link_ksettings_mii,
+ .set_link_ksettings = usbnet_set_link_ksettings_mii,
};
/*-------------------------------------------------------------------------*/