ag71xx: store ring size order instead of ring size to avoid div/mod

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 48693

1 files changed, 4 insertions, 4 deletions

diff --git a/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_ethtool.c b/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_ethtool.c
index cad9f2ff06..3395cab1f7 100644
--- a/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_ethtool.c
+++ b/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx_ethtool.c
@@ -71,8 +71,8 @@ static void ag71xx_ethtool_get_ringparam(struct net_device *dev,
 	er->rx_mini_max_pending = 0;
 	er->rx_jumbo_max_pending = 0;
 
-	er->tx_pending = ag->tx_ring.size;
-	er->rx_pending = ag->rx_ring.size;
+	er->tx_pending = BIT(ag->tx_ring.order);
+	er->rx_pending = BIT(ag->rx_ring.order);
 	er->rx_mini_pending = 0;
 	er->rx_jumbo_pending = 0;
 
@@ -109,8 +109,8 @@ static int ag71xx_ethtool_set_ringparam(struct net_device *dev,
 	if (ag->tx_ring.desc_split)
 		tx_size *= AG71XX_TX_RING_DS_PER_PKT;
 
-	ag->tx_ring.size = tx_size;
-	ag->rx_ring.size = rx_size;
+	ag->tx_ring.order = ag71xx_ring_size_order(tx_size);
+	ag->rx_ring.order = ag71xx_ring_size_order(rx_size);
 
 	if (netif_running(dev))
 		err = dev->netdev_ops->ndo_open(dev);