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[net-next,RFC,v3,07/10] dsa: implement ndo_swdev_get_id

Message ID 1397736876-11771-8-git-send-email-jiri@resnulli.us
State RFC, archived
Delegated to: David Miller
Headers show

Commit Message

Jiri Pirko April 17, 2014, 12:14 p.m. UTC 
Signed-off-by: Jiri Pirko <jiri@resnulli.us>
---
 net/dsa/slave.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
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Patch

diff --git a/net/dsa/slave.c b/net/dsa/slave.c
index 02c0e17..22855f3 100644
--- a/net/dsa/slave.c
+++ b/net/dsa/slave.c
@@ -171,6 +171,19 @@  static int dsa_slave_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
 	return -EOPNOTSUPP;
 }
 
+static int dsa_slave_swdev_get_id(struct net_device *dev,
+				  struct netdev_phys_item_id *psid)
+{
+	struct dsa_slave_priv *p = netdev_priv(dev);
+	struct dsa_switch *ds = p->parent;
+	u64 tmp = (u64) ds;
+
+	/* TODO: add more sophisticated id generation */
+	memcpy(&psid->id, &tmp, sizeof(tmp));
+	psid->id_len = sizeof(tmp);
+
+	return 0;
+}
 
 /* ethtool operations *******************************************************/
 static int
@@ -303,6 +316,7 @@  static const struct net_device_ops dsa_netdev_ops = {
 	.ndo_set_rx_mode	= dsa_slave_set_rx_mode,
 	.ndo_set_mac_address	= dsa_slave_set_mac_address,
 	.ndo_do_ioctl		= dsa_slave_ioctl,
+	.ndo_swdev_get_id	= dsa_slave_swdev_get_id,
 };
 #endif
 #ifdef CONFIG_NET_DSA_TAG_EDSA
@@ -315,6 +329,7 @@  static const struct net_device_ops edsa_netdev_ops = {
 	.ndo_set_rx_mode	= dsa_slave_set_rx_mode,
 	.ndo_set_mac_address	= dsa_slave_set_mac_address,
 	.ndo_do_ioctl		= dsa_slave_ioctl,
+	.ndo_swdev_get_id	= dsa_slave_swdev_get_id,
 };
 #endif
 #ifdef CONFIG_NET_DSA_TAG_TRAILER
@@ -327,6 +342,7 @@  static const struct net_device_ops trailer_netdev_ops = {
 	.ndo_set_rx_mode	= dsa_slave_set_rx_mode,
 	.ndo_set_mac_address	= dsa_slave_set_mac_address,
 	.ndo_do_ioctl		= dsa_slave_ioctl,
+	.ndo_swdev_get_id	= dsa_slave_swdev_get_id,
 };
 #endif