drivers: net: ethernet: cpsw: implement get phy_id via ioctl
Implement get phy_id via ioctl SIOCGMIIPHY. In switch mode active phy_id
is returned and in dual EMAC mode slave's specific phy_id is returned.
Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c
index d6cf698..8ff1d3d 100644
--- a/drivers/net/ethernet/ti/cpsw.c
+++ b/drivers/net/ethernet/ti/cpsw.c
@@ -1157,14 +1157,26 @@
static int cpsw_ndo_ioctl(struct net_device *dev, struct ifreq *req, int cmd)
{
+ struct cpsw_priv *priv = netdev_priv(dev);
+ struct mii_ioctl_data *data = if_mii(req);
+ int slave_no = cpsw_slave_index(priv);
+
if (!netif_running(dev))
return -EINVAL;
+ switch (cmd) {
#ifdef CONFIG_TI_CPTS
- if (cmd == SIOCSHWTSTAMP)
+ case SIOCSHWTSTAMP:
return cpsw_hwtstamp_ioctl(dev, req);
#endif
- return -ENOTSUPP;
+ case SIOCGMIIPHY:
+ data->phy_id = priv->slaves[slave_no].phy->addr;
+ break;
+ default:
+ return -ENOTSUPP;
+ }
+
+ return 0;
}
static void cpsw_ndo_tx_timeout(struct net_device *ndev)