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-rw-r--r--drivers/net/usb/asix.c4
-rw-r--r--drivers/net/usb/catc.c5
-rw-r--r--drivers/net/usb/cdc-phonet.c6
-rw-r--r--drivers/net/usb/dm9601.c2
-rw-r--r--drivers/net/usb/hso.c5
-rw-r--r--drivers/net/usb/kaweth.c5
-rw-r--r--drivers/net/usb/mcs7830.c2
-rw-r--r--drivers/net/usb/pegasus.c5
-rw-r--r--drivers/net/usb/pegasus.h2
-rw-r--r--drivers/net/usb/rtl8150.c5
-rw-r--r--drivers/net/usb/smsc95xx.c2
-rw-r--r--drivers/net/usb/usbnet.c54
12 files changed, 73 insertions, 24 deletions
diff --git a/drivers/net/usb/asix.c b/drivers/net/usb/asix.c
index 87b4a028991..6ce7f775bb7 100644
--- a/drivers/net/usb/asix.c
+++ b/drivers/net/usb/asix.c
@@ -731,7 +731,7 @@ static int asix_ioctl (struct net_device *net, struct ifreq *rq, int cmd)
/* We need to override some ethtool_ops so we require our
own structure so we don't interfere with other usbnet
devices that may be connected at the same time. */
-static struct ethtool_ops ax88172_ethtool_ops = {
+static const struct ethtool_ops ax88172_ethtool_ops = {
.get_drvinfo = asix_get_drvinfo,
.get_link = asix_get_link,
.get_msglevel = usbnet_get_msglevel,
@@ -873,7 +873,7 @@ out:
return ret;
}
-static struct ethtool_ops ax88772_ethtool_ops = {
+static const struct ethtool_ops ax88772_ethtool_ops = {
.get_drvinfo = asix_get_drvinfo,
.get_link = asix_get_link,
.get_msglevel = usbnet_get_msglevel,
diff --git a/drivers/net/usb/catc.c b/drivers/net/usb/catc.c
index 7abdc4abbe0..2bed6b087d1 100644
--- a/drivers/net/usb/catc.c
+++ b/drivers/net/usb/catc.c
@@ -411,7 +411,8 @@ static void catc_tx_done(struct urb *urb)
spin_unlock_irqrestore(&catc->tx_lock, flags);
}
-static int catc_start_xmit(struct sk_buff *skb, struct net_device *netdev)
+static netdev_tx_t catc_start_xmit(struct sk_buff *skb,
+ struct net_device *netdev)
{
struct catc *catc = netdev_priv(netdev);
unsigned long flags;
@@ -697,7 +698,7 @@ static int catc_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
return 0;
}
-static struct ethtool_ops ops = {
+static const struct ethtool_ops ops = {
.get_drvinfo = catc_get_drvinfo,
.get_settings = catc_get_settings,
.get_link = ethtool_op_get_link
diff --git a/drivers/net/usb/cdc-phonet.c b/drivers/net/usb/cdc-phonet.c
index 792af72da8a..0ca5916ca8d 100644
--- a/drivers/net/usb/cdc-phonet.c
+++ b/drivers/net/usb/cdc-phonet.c
@@ -55,7 +55,7 @@ static void rx_complete(struct urb *req);
/*
* Network device callbacks
*/
-static int usbpn_xmit(struct sk_buff *skb, struct net_device *dev)
+static netdev_tx_t usbpn_xmit(struct sk_buff *skb, struct net_device *dev)
{
struct usbpn_dev *pnd = netdev_priv(dev);
struct urb *req = NULL;
@@ -82,12 +82,12 @@ static int usbpn_xmit(struct sk_buff *skb, struct net_device *dev)
if (pnd->tx_queue >= dev->tx_queue_len)
netif_stop_queue(dev);
spin_unlock_irqrestore(&pnd->tx_lock, flags);
- return 0;
+ return NETDEV_TX_OK;
drop:
dev_kfree_skb(skb);
dev->stats.tx_dropped++;
- return 0;
+ return NETDEV_TX_OK;
}
static void tx_complete(struct urb *req)
diff --git a/drivers/net/usb/dm9601.c b/drivers/net/usb/dm9601.c
index 1d3730d6690..72470f77f55 100644
--- a/drivers/net/usb/dm9601.c
+++ b/drivers/net/usb/dm9601.c
@@ -356,7 +356,7 @@ static int dm9601_ioctl(struct net_device *net, struct ifreq *rq, int cmd)
return generic_mii_ioctl(&dev->mii, if_mii(rq), cmd, NULL);
}
-static struct ethtool_ops dm9601_ethtool_ops = {
+static const struct ethtool_ops dm9601_ethtool_ops = {
.get_drvinfo = dm9601_get_drvinfo,
.get_link = dm9601_get_link,
.get_msglevel = usbnet_get_msglevel,
diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c
index ffe41063573..3f9c92a2afc 100644
--- a/drivers/net/usb/hso.c
+++ b/drivers/net/usb/hso.c
@@ -771,7 +771,8 @@ static void write_bulk_callback(struct urb *urb)
}
/* called by kernel when we need to transmit a packet */
-static int hso_net_start_xmit(struct sk_buff *skb, struct net_device *net)
+static netdev_tx_t hso_net_start_xmit(struct sk_buff *skb,
+ struct net_device *net)
{
struct hso_net *odev = netdev_priv(net);
int result;
@@ -828,7 +829,7 @@ static void hso_get_drvinfo(struct net_device *net, struct ethtool_drvinfo *info
usb_make_path(odev->parent->usb, info->bus_info, sizeof info->bus_info);
}
-static struct ethtool_ops ops = {
+static const struct ethtool_ops ops = {
.get_drvinfo = hso_get_drvinfo,
.get_link = ethtool_op_get_link
};
diff --git a/drivers/net/usb/kaweth.c b/drivers/net/usb/kaweth.c
index 200fe3d525c..e2a39b9be96 100644
--- a/drivers/net/usb/kaweth.c
+++ b/drivers/net/usb/kaweth.c
@@ -778,7 +778,7 @@ static u32 kaweth_get_link(struct net_device *dev)
return kaweth->linkstate;
}
-static struct ethtool_ops ops = {
+static const struct ethtool_ops ops = {
.get_drvinfo = kaweth_get_drvinfo,
.get_link = kaweth_get_link
};
@@ -803,7 +803,8 @@ static void kaweth_usb_transmit_complete(struct urb *urb)
/****************************************************************
* kaweth_start_xmit
****************************************************************/
-static int kaweth_start_xmit(struct sk_buff *skb, struct net_device *net)
+static netdev_tx_t kaweth_start_xmit(struct sk_buff *skb,
+ struct net_device *net)
{
struct kaweth_device *kaweth = netdev_priv(net);
__le16 *private_header;
diff --git a/drivers/net/usb/mcs7830.c b/drivers/net/usb/mcs7830.c
index 7ae9afe99a4..10873d96b2d 100644
--- a/drivers/net/usb/mcs7830.c
+++ b/drivers/net/usb/mcs7830.c
@@ -449,7 +449,7 @@ static void mcs7830_get_regs(struct net_device *net, struct ethtool_regs *regs,
mcs7830_get_reg(dev, 0, regs->len, data);
}
-static struct ethtool_ops mcs7830_ethtool_ops = {
+static const struct ethtool_ops mcs7830_ethtool_ops = {
.get_drvinfo = mcs7830_get_drvinfo,
.get_regs_len = mcs7830_get_regs_len,
.get_regs = mcs7830_get_regs,
diff --git a/drivers/net/usb/pegasus.c b/drivers/net/usb/pegasus.c
index 69d2df95ac8..6fdaba8674b 100644
--- a/drivers/net/usb/pegasus.c
+++ b/drivers/net/usb/pegasus.c
@@ -876,7 +876,8 @@ static void pegasus_tx_timeout(struct net_device *net)
pegasus->stats.tx_errors++;
}
-static int pegasus_start_xmit(struct sk_buff *skb, struct net_device *net)
+static netdev_tx_t pegasus_start_xmit(struct sk_buff *skb,
+ struct net_device *net)
{
pegasus_t *pegasus = netdev_priv(net);
int count = ((skb->len + 2) & 0x3f) ? skb->len + 2 : skb->len + 3;
@@ -1173,7 +1174,7 @@ static void pegasus_set_msglevel(struct net_device *dev, u32 v)
pegasus->msg_enable = v;
}
-static struct ethtool_ops ops = {
+static const struct ethtool_ops ops = {
.get_drvinfo = pegasus_get_drvinfo,
.get_settings = pegasus_get_settings,
.set_settings = pegasus_set_settings,
diff --git a/drivers/net/usb/pegasus.h b/drivers/net/usb/pegasus.h
index c7467823cd1..f968c834ff6 100644
--- a/drivers/net/usb/pegasus.h
+++ b/drivers/net/usb/pegasus.h
@@ -250,6 +250,8 @@ PEGASUS_DEV( "IO DATA USB ET/TX", VENDOR_IODATA, 0x0904,
DEFAULT_GPIO_RESET )
PEGASUS_DEV( "IO DATA USB ET/TX-S", VENDOR_IODATA, 0x0913,
DEFAULT_GPIO_RESET | PEGASUS_II )
+PEGASUS_DEV( "IO DATA USB ETX-US2", VENDOR_IODATA, 0x092a,
+ DEFAULT_GPIO_RESET | PEGASUS_II )
PEGASUS_DEV( "Kingston KNU101TX Ethernet", VENDOR_KINGSTON, 0x000a,
DEFAULT_GPIO_RESET)
PEGASUS_DEV( "LANEED USB Ethernet LD-USB/TX", VENDOR_LANEED, 0x4002,
diff --git a/drivers/net/usb/rtl8150.c b/drivers/net/usb/rtl8150.c
index bac8b77fb25..b091e20ca16 100644
--- a/drivers/net/usb/rtl8150.c
+++ b/drivers/net/usb/rtl8150.c
@@ -727,7 +727,8 @@ static void rtl8150_set_multicast(struct net_device *netdev)
netif_wake_queue(netdev);
}
-static int rtl8150_start_xmit(struct sk_buff *skb, struct net_device *netdev)
+static netdev_tx_t rtl8150_start_xmit(struct sk_buff *skb,
+ struct net_device *netdev)
{
rtl8150_t *dev = netdev_priv(netdev);
int count, res;
@@ -864,7 +865,7 @@ static int rtl8150_get_settings(struct net_device *netdev, struct ethtool_cmd *e
return 0;
}
-static struct ethtool_ops ops = {
+static const struct ethtool_ops ops = {
.get_drvinfo = rtl8150_get_drvinfo,
.get_settings = rtl8150_get_settings,
.get_link = ethtool_op_get_link
diff --git a/drivers/net/usb/smsc95xx.c b/drivers/net/usb/smsc95xx.c
index 09bd6351f64..938fb3530a7 100644
--- a/drivers/net/usb/smsc95xx.c
+++ b/drivers/net/usb/smsc95xx.c
@@ -625,7 +625,7 @@ static int smsc95xx_ethtool_set_tx_csum(struct net_device *netdev, u32 val)
return smsc95xx_set_csums(dev);
}
-static struct ethtool_ops smsc95xx_ethtool_ops = {
+static const struct ethtool_ops smsc95xx_ethtool_ops = {
.get_link = usbnet_get_link,
.nway_reset = usbnet_nway_reset,
.get_drvinfo = usbnet_get_drvinfo,
diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
index af1fe469650..24b36f79515 100644
--- a/drivers/net/usb/usbnet.c
+++ b/drivers/net/usb/usbnet.c
@@ -233,6 +233,11 @@ void usbnet_skb_return (struct usbnet *dev, struct sk_buff *skb)
{
int status;
+ if (test_bit(EVENT_RX_PAUSED, &dev->flags)) {
+ skb_queue_tail(&dev->rxq_pause, skb);
+ return;
+ }
+
skb->protocol = eth_type_trans (skb, dev->net);
dev->net->stats.rx_packets++;
dev->net->stats.rx_bytes += skb->len;
@@ -526,6 +531,41 @@ static void intr_complete (struct urb *urb)
}
/*-------------------------------------------------------------------------*/
+void usbnet_pause_rx(struct usbnet *dev)
+{
+ set_bit(EVENT_RX_PAUSED, &dev->flags);
+
+ if (netif_msg_rx_status(dev))
+ devdbg(dev, "paused rx queue enabled");
+}
+EXPORT_SYMBOL_GPL(usbnet_pause_rx);
+
+void usbnet_resume_rx(struct usbnet *dev)
+{
+ struct sk_buff *skb;
+ int num = 0;
+
+ clear_bit(EVENT_RX_PAUSED, &dev->flags);
+
+ while ((skb = skb_dequeue(&dev->rxq_pause)) != NULL) {
+ usbnet_skb_return(dev, skb);
+ num++;
+ }
+
+ tasklet_schedule(&dev->bh);
+
+ if (netif_msg_rx_status(dev))
+ devdbg(dev, "paused rx queue disabled, %d skbs requeued", num);
+}
+EXPORT_SYMBOL_GPL(usbnet_resume_rx);
+
+void usbnet_purge_paused_rxq(struct usbnet *dev)
+{
+ skb_queue_purge(&dev->rxq_pause);
+}
+EXPORT_SYMBOL_GPL(usbnet_purge_paused_rxq);
+
+/*-------------------------------------------------------------------------*/
// unlink pending rx/tx; completion handlers do all other cleanup
@@ -623,6 +663,8 @@ int usbnet_stop (struct net_device *net)
usb_kill_urb(dev->interrupt);
+ usbnet_purge_paused_rxq(dev);
+
/* deferred work (task, timer, softirq) must also stop.
* can't flush_scheduled_work() until we drop rtnl (later),
* else workers could deadlock; so make workers a NOP.
@@ -812,7 +854,7 @@ void usbnet_set_msglevel (struct net_device *net, u32 level)
EXPORT_SYMBOL_GPL(usbnet_set_msglevel);
/* drivers may override default ethtool_ops in their bind() routine */
-static struct ethtool_ops usbnet_ethtool_ops = {
+static const struct ethtool_ops usbnet_ethtool_ops = {
.get_settings = usbnet_get_settings,
.set_settings = usbnet_set_settings,
.get_link = usbnet_get_link,
@@ -965,15 +1007,16 @@ EXPORT_SYMBOL_GPL(usbnet_tx_timeout);
/*-------------------------------------------------------------------------*/
-int usbnet_start_xmit (struct sk_buff *skb, struct net_device *net)
+netdev_tx_t usbnet_start_xmit (struct sk_buff *skb,
+ struct net_device *net)
{
struct usbnet *dev = netdev_priv(net);
int length;
- int retval = NET_XMIT_SUCCESS;
struct urb *urb = NULL;
struct skb_data *entry;
struct driver_info *info = dev->driver_info;
unsigned long flags;
+ int retval;
// some devices want funky USB-level framing, for
// win32 driver (usually) and/or hardware quirks
@@ -1037,7 +1080,6 @@ int usbnet_start_xmit (struct sk_buff *skb, struct net_device *net)
if (netif_msg_tx_err (dev))
devdbg (dev, "drop, code %d", retval);
drop:
- retval = NET_XMIT_SUCCESS;
dev->net->stats.tx_dropped++;
if (skb)
dev_kfree_skb_any (skb);
@@ -1046,7 +1088,7 @@ drop:
devdbg (dev, "> tx, len %d, type 0x%x",
length, skb->protocol);
}
- return retval;
+ return NETDEV_TX_OK;
}
EXPORT_SYMBOL_GPL(usbnet_start_xmit);
@@ -1113,7 +1155,6 @@ static void usbnet_bh (unsigned long param)
}
-
/*-------------------------------------------------------------------------
*
* USB Device Driver support
@@ -1210,6 +1251,7 @@ usbnet_probe (struct usb_interface *udev, const struct usb_device_id *prod)
skb_queue_head_init (&dev->rxq);
skb_queue_head_init (&dev->txq);
skb_queue_head_init (&dev->done);
+ skb_queue_head_init(&dev->rxq_pause);
dev->bh.func = usbnet_bh;
dev->bh.data = (unsigned long) dev;
INIT_WORK (&dev->kevent, kevent);
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-11 16:46:19 +0000