aboutsummaryrefslogtreecommitdiff
path: root/drivers/net/usb/ipheth.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/net/usb/ipheth.c')
-rw-r--r--drivers/net/usb/ipheth.c124
1 files changed, 73 insertions, 51 deletions
diff --git a/drivers/net/usb/ipheth.c b/drivers/net/usb/ipheth.c
index 7d42f9a2c06..76465b117b7 100644
--- a/drivers/net/usb/ipheth.c
+++ b/drivers/net/usb/ipheth.c
@@ -45,7 +45,6 @@
#include <linux/kernel.h>
#include <linux/errno.h>
-#include <linux/init.h>
#include <linux/slab.h>
#include <linux/module.h>
#include <linux/netdevice.h>
@@ -59,12 +58,20 @@
#define USB_PRODUCT_IPHONE_3G 0x1292
#define USB_PRODUCT_IPHONE_3GS 0x1294
#define USB_PRODUCT_IPHONE_4 0x1297
+#define USB_PRODUCT_IPAD 0x129a
+#define USB_PRODUCT_IPAD_2 0x12a2
+#define USB_PRODUCT_IPAD_3 0x12a6
+#define USB_PRODUCT_IPAD_MINI 0x12ab
+#define USB_PRODUCT_IPHONE_4_VZW 0x129c
+#define USB_PRODUCT_IPHONE_4S 0x12a0
+#define USB_PRODUCT_IPHONE_5 0x12a8
#define IPHETH_USBINTF_CLASS 255
#define IPHETH_USBINTF_SUBCLASS 253
#define IPHETH_USBINTF_PROTO 1
#define IPHETH_BUF_SIZE 1516
+#define IPHETH_IP_ALIGN 2 /* padding at front of URB */
#define IPHETH_TX_TIMEOUT (5 * HZ)
#define IPHETH_INTFNUM 2
@@ -97,6 +104,34 @@ static struct usb_device_id ipheth_table[] = {
USB_VENDOR_APPLE, USB_PRODUCT_IPHONE_4,
IPHETH_USBINTF_CLASS, IPHETH_USBINTF_SUBCLASS,
IPHETH_USBINTF_PROTO) },
+ { USB_DEVICE_AND_INTERFACE_INFO(
+ USB_VENDOR_APPLE, USB_PRODUCT_IPAD,
+ IPHETH_USBINTF_CLASS, IPHETH_USBINTF_SUBCLASS,
+ IPHETH_USBINTF_PROTO) },
+ { USB_DEVICE_AND_INTERFACE_INFO(
+ USB_VENDOR_APPLE, USB_PRODUCT_IPAD_2,
+ IPHETH_USBINTF_CLASS, IPHETH_USBINTF_SUBCLASS,
+ IPHETH_USBINTF_PROTO) },
+ { USB_DEVICE_AND_INTERFACE_INFO(
+ USB_VENDOR_APPLE, USB_PRODUCT_IPAD_3,
+ IPHETH_USBINTF_CLASS, IPHETH_USBINTF_SUBCLASS,
+ IPHETH_USBINTF_PROTO) },
+ { USB_DEVICE_AND_INTERFACE_INFO(
+ USB_VENDOR_APPLE, USB_PRODUCT_IPAD_MINI,
+ IPHETH_USBINTF_CLASS, IPHETH_USBINTF_SUBCLASS,
+ IPHETH_USBINTF_PROTO) },
+ { USB_DEVICE_AND_INTERFACE_INFO(
+ USB_VENDOR_APPLE, USB_PRODUCT_IPHONE_4_VZW,
+ IPHETH_USBINTF_CLASS, IPHETH_USBINTF_SUBCLASS,
+ IPHETH_USBINTF_PROTO) },
+ { USB_DEVICE_AND_INTERFACE_INFO(
+ USB_VENDOR_APPLE, USB_PRODUCT_IPHONE_4S,
+ IPHETH_USBINTF_CLASS, IPHETH_USBINTF_SUBCLASS,
+ IPHETH_USBINTF_PROTO) },
+ { USB_DEVICE_AND_INTERFACE_INFO(
+ USB_VENDOR_APPLE, USB_PRODUCT_IPHONE_5,
+ IPHETH_USBINTF_CLASS, IPHETH_USBINTF_SUBCLASS,
+ IPHETH_USBINTF_PROTO) },
{ }
};
MODULE_DEVICE_TABLE(usb, ipheth_table);
@@ -198,22 +233,27 @@ static void ipheth_rcvbulk_callback(struct urb *urb)
case 0:
break;
default:
- err("%s: urb status: %d", __func__, status);
+ dev_err(&dev->intf->dev, "%s: urb status: %d\n",
+ __func__, status);
return;
}
- len = urb->actual_length;
- buf = urb->transfer_buffer;
+ if (urb->actual_length <= IPHETH_IP_ALIGN) {
+ dev->net->stats.rx_length_errors++;
+ return;
+ }
+ len = urb->actual_length - IPHETH_IP_ALIGN;
+ buf = urb->transfer_buffer + IPHETH_IP_ALIGN;
- skb = dev_alloc_skb(NET_IP_ALIGN + len);
+ skb = dev_alloc_skb(len);
if (!skb) {
- err("%s: dev_alloc_skb: -ENOMEM", __func__);
+ dev_err(&dev->intf->dev, "%s: dev_alloc_skb: -ENOMEM\n",
+ __func__);
dev->net->stats.rx_dropped++;
return;
}
- skb_reserve(skb, NET_IP_ALIGN);
- memcpy(skb_put(skb, len), buf + NET_IP_ALIGN, len - NET_IP_ALIGN);
+ memcpy(skb_put(skb, len), buf, len);
skb->dev = dev->net;
skb->protocol = eth_type_trans(skb, dev->net);
@@ -237,7 +277,8 @@ static void ipheth_sndbulk_callback(struct urb *urb)
status != -ENOENT &&
status != -ECONNRESET &&
status != -ESHUTDOWN)
- err("%s: urb status: %d", __func__, status);
+ dev_err(&dev->intf->dev, "%s: urb status: %d\n",
+ __func__, status);
dev_kfree_skb_irq(dev->tx_skb);
netif_wake_queue(dev->net);
@@ -257,7 +298,8 @@ static int ipheth_carrier_set(struct ipheth_device *dev)
dev->ctrl_buf, IPHETH_CTRL_BUF_SIZE,
IPHETH_CTRL_TIMEOUT);
if (retval < 0) {
- err("%s: usb_control_msg: %d", __func__, retval);
+ dev_err(&dev->intf->dev, "%s: usb_control_msg: %d\n",
+ __func__, retval);
return retval;
}
@@ -294,9 +336,11 @@ static int ipheth_get_macaddr(struct ipheth_device *dev)
IPHETH_CTRL_BUF_SIZE,
IPHETH_CTRL_TIMEOUT);
if (retval < 0) {
- err("%s: usb_control_msg: %d", __func__, retval);
+ dev_err(&dev->intf->dev, "%s: usb_control_msg: %d\n",
+ __func__, retval);
} else if (retval < ETH_ALEN) {
- err("%s: usb_control_msg: short packet: %d bytes",
+ dev_err(&dev->intf->dev,
+ "%s: usb_control_msg: short packet: %d bytes\n",
__func__, retval);
retval = -EINVAL;
} else {
@@ -321,7 +365,8 @@ static int ipheth_rx_submit(struct ipheth_device *dev, gfp_t mem_flags)
retval = usb_submit_urb(dev->rx_urb, mem_flags);
if (retval)
- err("%s: usb_submit_urb: %d", __func__, retval);
+ dev_err(&dev->intf->dev, "%s: usb_submit_urb: %d\n",
+ __func__, retval);
return retval;
}
@@ -382,7 +427,8 @@ static int ipheth_tx(struct sk_buff *skb, struct net_device *net)
retval = usb_submit_urb(dev->tx_urb, GFP_ATOMIC);
if (retval) {
- err("%s: usb_submit_urb: %d", __func__, retval);
+ dev_err(&dev->intf->dev, "%s: usb_submit_urb: %d\n",
+ __func__, retval);
dev->net->stats.tx_errors++;
dev_kfree_skb_irq(skb);
} else {
@@ -400,33 +446,26 @@ static void ipheth_tx_timeout(struct net_device *net)
{
struct ipheth_device *dev = netdev_priv(net);
- err("%s: TX timeout", __func__);
+ dev_err(&dev->intf->dev, "%s: TX timeout\n", __func__);
dev->net->stats.tx_errors++;
usb_unlink_urb(dev->tx_urb);
}
-static struct net_device_stats *ipheth_stats(struct net_device *net)
-{
- struct ipheth_device *dev = netdev_priv(net);
- return &dev->net->stats;
-}
-
static u32 ipheth_ethtool_op_get_link(struct net_device *net)
{
struct ipheth_device *dev = netdev_priv(net);
return netif_carrier_ok(dev->net);
}
-static struct ethtool_ops ops = {
+static const struct ethtool_ops ops = {
.get_link = ipheth_ethtool_op_get_link
};
static const struct net_device_ops ipheth_netdev_ops = {
- .ndo_open = &ipheth_open,
- .ndo_stop = &ipheth_close,
- .ndo_start_xmit = &ipheth_tx,
- .ndo_tx_timeout = &ipheth_tx_timeout,
- .ndo_get_stats = &ipheth_stats,
+ .ndo_open = ipheth_open,
+ .ndo_stop = ipheth_close,
+ .ndo_start_xmit = ipheth_tx,
+ .ndo_tx_timeout = ipheth_tx_timeout,
};
static int ipheth_probe(struct usb_interface *intf,
@@ -457,7 +496,7 @@ static int ipheth_probe(struct usb_interface *intf,
hintf = usb_altnum_to_altsetting(intf, IPHETH_ALT_INTFNUM);
if (hintf == NULL) {
retval = -ENODEV;
- err("Unable to find alternate settings interface");
+ dev_err(&intf->dev, "Unable to find alternate settings interface\n");
goto err_endpoints;
}
@@ -470,7 +509,7 @@ static int ipheth_probe(struct usb_interface *intf,
}
if (!(dev->bulk_in && dev->bulk_out)) {
retval = -ENODEV;
- err("Unable to find endpoints");
+ dev_err(&intf->dev, "Unable to find endpoints\n");
goto err_endpoints;
}
@@ -488,18 +527,18 @@ static int ipheth_probe(struct usb_interface *intf,
retval = ipheth_alloc_urbs(dev);
if (retval) {
- err("error allocating urbs: %d", retval);
+ dev_err(&intf->dev, "error allocating urbs: %d\n", retval);
goto err_alloc_urbs;
}
usb_set_intfdata(intf, dev);
SET_NETDEV_DEV(netdev, &intf->dev);
- SET_ETHTOOL_OPS(netdev, &ops);
+ netdev->ethtool_ops = &ops;
retval = register_netdev(netdev);
if (retval) {
- err("error registering netdev: %d", retval);
+ dev_err(&intf->dev, "error registering netdev: %d\n", retval);
retval = -EIO;
goto err_register_netdev;
}
@@ -539,27 +578,10 @@ static struct usb_driver ipheth_driver = {
.probe = ipheth_probe,
.disconnect = ipheth_disconnect,
.id_table = ipheth_table,
+ .disable_hub_initiated_lpm = 1,
};
-static int __init ipheth_init(void)
-{
- int retval;
-
- retval = usb_register(&ipheth_driver);
- if (retval) {
- err("usb_register failed: %d", retval);
- return retval;
- }
- return 0;
-}
-
-static void __exit ipheth_exit(void)
-{
- usb_deregister(&ipheth_driver);
-}
-
-module_init(ipheth_init);
-module_exit(ipheth_exit);
+module_usb_driver(ipheth_driver);
MODULE_AUTHOR("Diego Giagio <diego@giagio.com>");
MODULE_DESCRIPTION("Apple iPhone USB Ethernet driver");
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2025-11-09 16:31:37 +0000