[PATCH] Add ethtool -g support to Spidernet network driver
Add ethtool -g (show ring sizes) support to the Spidernet network driver.
Signed-off-by: James K Lewis <jklewis@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
diff --git a/drivers/net/spider_net_ethtool.c b/drivers/net/spider_net_ethtool.c
index a5bb0b76..0220922 100644
--- a/drivers/net/spider_net_ethtool.c
+++ b/drivers/net/spider_net_ethtool.c
@@ -130,6 +130,18 @@
return 0;
}
+static void
+spider_net_ethtool_get_ringparam(struct net_device *netdev,
+ struct ethtool_ringparam *ering)
+{
+ struct spider_net_card *card = netdev->priv;
+
+ ering->tx_max_pending = SPIDER_NET_TX_DESCRIPTORS_MAX;
+ ering->tx_pending = card->tx_desc;
+ ering->rx_max_pending = SPIDER_NET_RX_DESCRIPTORS_MAX;
+ ering->rx_pending = card->rx_desc;
+}
+
struct ethtool_ops spider_net_ethtool_ops = {
.get_settings = spider_net_ethtool_get_settings,
.get_drvinfo = spider_net_ethtool_get_drvinfo,
@@ -141,5 +153,6 @@
.set_rx_csum = spider_net_ethtool_set_rx_csum,
.get_tx_csum = spider_net_ethtool_get_tx_csum,
.set_tx_csum = spider_net_ethtool_set_tx_csum,
+ .get_ringparam = spider_net_ethtool_get_ringparam,
};