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authorScott Wood <scottwood@freescale.com>2008-07-11 18:04:45 -0500
committerKumar Gala <galak@kernel.crashing.org>2008-07-16 17:57:47 -0500
commitd87eb12785c14de1586e3bad86ca2c0991300339 (patch)
tree9caa5a958d88910049a03bbfbd1a8a3367b6332b /drivers/net/gianfar_ethtool.c
parent7e1cc9c55a2a4af62f30fade62fb612a243def39 (diff)
gianfar: Add magic packet and suspend/resume support.
Signed-off-by: Scott Wood <scottwood@freescale.com> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Diffstat (limited to 'drivers/net/gianfar_ethtool.c')
-rw-r--r--drivers/net/gianfar_ethtool.c41
1 files changed, 39 insertions, 2 deletions
diff --git a/drivers/net/gianfar_ethtool.c b/drivers/net/gianfar_ethtool.c
index 6007147cc1e..fb7d3ccc0fd 100644
--- a/drivers/net/gianfar_ethtool.c
+++ b/drivers/net/gianfar_ethtool.c
@@ -479,14 +479,13 @@ static int gfar_sringparam(struct net_device *dev, struct ethtool_ringparam *rva
static int gfar_set_rx_csum(struct net_device *dev, uint32_t data)
{
struct gfar_private *priv = netdev_priv(dev);
+ unsigned long flags;
int err = 0;
if (!(priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_CSUM))
return -EOPNOTSUPP;
if (dev->flags & IFF_UP) {
- unsigned long flags;
-
/* Halt TX and RX, and process the frames which
* have already been received */
spin_lock_irqsave(&priv->txlock, flags);
@@ -502,7 +501,9 @@ static int gfar_set_rx_csum(struct net_device *dev, uint32_t data)
stop_gfar(dev);
}
+ spin_lock_irqsave(&priv->bflock, flags);
priv->rx_csum_enable = data;
+ spin_unlock_irqrestore(&priv->bflock, flags);
if (dev->flags & IFF_UP)
err = startup_gfar(dev);
@@ -564,6 +565,38 @@ static void gfar_set_msglevel(struct net_device *dev, uint32_t data)
priv->msg_enable = data;
}
+#ifdef CONFIG_PM
+static void gfar_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
+{
+ struct gfar_private *priv = netdev_priv(dev);
+
+ if (priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_MAGIC_PACKET) {
+ wol->supported = WAKE_MAGIC;
+ wol->wolopts = priv->wol_en ? WAKE_MAGIC : 0;
+ } else {
+ wol->supported = wol->wolopts = 0;
+ }
+}
+
+static int gfar_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
+{
+ struct gfar_private *priv = netdev_priv(dev);
+ unsigned long flags;
+
+ if (!(priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_MAGIC_PACKET) &&
+ wol->wolopts != 0)
+ return -EINVAL;
+
+ if (wol->wolopts & ~WAKE_MAGIC)
+ return -EINVAL;
+
+ spin_lock_irqsave(&priv->bflock, flags);
+ priv->wol_en = wol->wolopts & WAKE_MAGIC ? 1 : 0;
+ spin_unlock_irqrestore(&priv->bflock, flags);
+
+ return 0;
+}
+#endif
const struct ethtool_ops gfar_ethtool_ops = {
.get_settings = gfar_gsettings,
@@ -585,4 +618,8 @@ const struct ethtool_ops gfar_ethtool_ops = {
.set_tx_csum = gfar_set_tx_csum,
.get_msglevel = gfar_get_msglevel,
.set_msglevel = gfar_set_msglevel,
+#ifdef CONFIG_PM
+ .get_wol = gfar_get_wol,
+ .set_wol = gfar_set_wol,
+#endif
};