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authorSubash Abhinov Kasiviswanathan <subashab@codeaurora.org>2017-09-02 23:30:45 -0600
committerDavid S. Miller <davem@davemloft.net>2017-09-03 21:27:18 -0700
commitb752eff5be24ec146393944848d2ffbef92b43a7 (patch)
tree470493e8104efd5e58eb232f593a3ee259a6e274 /drivers
parent032ee46828e7a2531c77bf80052fa1237820ec9c (diff)
downloadlinux-b752eff5be24ec146393944848d2ffbef92b43a7.tar.bz2
net: qualcomm: rmnet: Implement ndo_get_iflink
This makes it easier to find out the parent dev. Signed-off-by: Subash Abhinov Kasiviswanathan <subashab@codeaurora.org> Cc: Dan Williams <dcbw@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c2
-rw-r--r--drivers/net/ethernet/qualcomm/rmnet/rmnet_config.h1
-rw-r--r--drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.c12
-rw-r--r--drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.h3
4 files changed, 15 insertions, 3 deletions
diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c b/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c
index c0aed7cd0b88..6f21cd018a79 100644
--- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c
+++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.c
@@ -174,7 +174,7 @@ static int rmnet_newlink(struct net *src_net, struct net_device *dev,
goto err0;
r = rmnet_get_real_dev_info_rtnl(real_dev);
- err = rmnet_vnd_newlink(mux_id, dev, r);
+ err = rmnet_vnd_newlink(mux_id, dev, r, real_dev);
if (err)
goto err1;
diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.h b/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.h
index 40b6b32216b6..3212b25ad2bc 100644
--- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.h
+++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_config.h
@@ -47,6 +47,7 @@ extern struct rtnl_link_ops rmnet_link_ops;
struct rmnet_priv {
struct rmnet_endpoint local_ep;
u8 mux_id;
+ struct net_device *real_dev;
};
struct rmnet_real_dev_info*
diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.c b/drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.c
index a6de0419d68b..f5c63b78338b 100644
--- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.c
+++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.c
@@ -63,9 +63,17 @@ static int rmnet_vnd_change_mtu(struct net_device *rmnet_dev, int new_mtu)
return 0;
}
+static int rmnet_vnd_get_iflink(const struct net_device *dev)
+{
+ struct rmnet_priv *priv = netdev_priv(dev);
+
+ return priv->real_dev->ifindex;
+}
+
static const struct net_device_ops rmnet_vnd_ops = {
.ndo_start_xmit = rmnet_vnd_start_xmit,
.ndo_change_mtu = rmnet_vnd_change_mtu,
+ .ndo_get_iflink = rmnet_vnd_get_iflink,
};
/* Called by kernel whenever a new rmnet<n> device is created. Sets MTU,
@@ -91,7 +99,8 @@ void rmnet_vnd_setup(struct net_device *rmnet_dev)
/* Exposed API */
int rmnet_vnd_newlink(u8 id, struct net_device *rmnet_dev,
- struct rmnet_real_dev_info *r)
+ struct rmnet_real_dev_info *r,
+ struct net_device *real_dev)
{
struct rmnet_priv *priv;
int rc;
@@ -107,6 +116,7 @@ int rmnet_vnd_newlink(u8 id, struct net_device *rmnet_dev,
priv = netdev_priv(rmnet_dev);
priv->mux_id = id;
+ priv->real_dev = real_dev;
netdev_dbg(rmnet_dev, "rmnet dev created\n");
}
diff --git a/drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.h b/drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.h
index 4823f38bc563..9084e447eba8 100644
--- a/drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.h
+++ b/drivers/net/ethernet/qualcomm/rmnet/rmnet_vnd.h
@@ -19,7 +19,8 @@
int rmnet_vnd_do_flow_control(struct net_device *dev, int enable);
struct rmnet_endpoint *rmnet_vnd_get_endpoint(struct net_device *dev);
int rmnet_vnd_newlink(u8 id, struct net_device *rmnet_dev,
- struct rmnet_real_dev_info *r);
+ struct rmnet_real_dev_info *r,
+ struct net_device *real_dev);
int rmnet_vnd_dellink(u8 id, struct rmnet_real_dev_info *r);
void rmnet_vnd_rx_fixup(struct sk_buff *skb, struct net_device *dev);
void rmnet_vnd_tx_fixup(struct sk_buff *skb, struct net_device *dev);