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gianfar: Add Scatter Gather support

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Scatter Gather support in gianfar driver to handle fragmented frames on
the transmit side.

Signed-off-by: Poonam Aggrwal <poonam.aggrwal@freescale.com>
Signed-off-by: Dai Haruki <dai.haruki@freescale.com>
Signed-off-by: Andy Fleming <afleming@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Dai Haruki
2008-12-17 16:51:04 -08:00
committed by David S. Miller
parent 8882d9a600
commit 4669bc9074
3 changed files with 153 additions and 75 deletions
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2
drivers/net/gianfar_ethtool.c
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@ -475,6 +475,7 @@ static int gfar_sringparam(struct net_device *dev, struct ethtool_ringparam *rva
/* Change the size */
priv->rx_ring_size = rvals->rx_pending;
priv->tx_ring_size = rvals->tx_pending;
priv->num_txbdfree = priv->tx_ring_size;
/* Rebuild the rings with the new size */
if (dev->flags & IFF_UP) {
@ -623,6 +624,7 @@ const struct ethtool_ops gfar_ethtool_ops = {
.get_tx_csum = gfar_get_tx_csum,
.set_rx_csum = gfar_set_rx_csum,
.set_tx_csum = gfar_set_tx_csum,
.set_sg = ethtool_op_set_sg,
.get_msglevel = gfar_get_msglevel,
.set_msglevel = gfar_set_msglevel,
#ifdef CONFIG_PM