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path: root/drivers/net/irda/kingsun-sir.c
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Diffstat (limited to 'drivers/net/irda/kingsun-sir.c')
-rw-r--r--drivers/net/irda/kingsun-sir.c106
1 files changed, 44 insertions, 62 deletions
diff --git a/drivers/net/irda/kingsun-sir.c b/drivers/net/irda/kingsun-sir.c
index 648e54b3f00..96fe3659012 100644
--- a/drivers/net/irda/kingsun-sir.c
+++ b/drivers/net/irda/kingsun-sir.c
@@ -64,9 +64,7 @@
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/errno.h>
-#include <linux/init.h>
#include <linux/slab.h>
-#include <linux/kref.h>
#include <linux/usb.h>
#include <linux/device.h>
#include <linux/crc32.h>
@@ -105,7 +103,7 @@ struct kingsun_cb {
struct usb_device *usbdev; /* init: probe_irda */
struct net_device *netdev; /* network layer */
struct irlap_cb *irlap; /* The link layer we are binded to */
- struct net_device_stats stats; /* network statistics */
+
struct qos_info qos;
__u8 *in_buf; /* receive buffer */
@@ -135,14 +133,16 @@ static void kingsun_send_irq(struct urb *urb)
/* in process of stopping, just drop data */
if (!netif_running(kingsun->netdev)) {
- err("kingsun_send_irq: Network not running!");
+ dev_err(&kingsun->usbdev->dev,
+ "kingsun_send_irq: Network not running!\n");
return;
}
/* unlink, shutdown, unplug, other nasties */
if (urb->status != 0) {
- err("kingsun_send_irq: urb asynchronously failed - %d",
- urb->status);
+ dev_err(&kingsun->usbdev->dev,
+ "kingsun_send_irq: urb asynchronously failed - %d\n",
+ urb->status);
}
netif_wake_queue(netdev);
}
@@ -150,15 +150,13 @@ static void kingsun_send_irq(struct urb *urb)
/*
* Called from net/core when new frame is available.
*/
-static int kingsun_hard_xmit(struct sk_buff *skb, struct net_device *netdev)
+static netdev_tx_t kingsun_hard_xmit(struct sk_buff *skb,
+ struct net_device *netdev)
{
struct kingsun_cb *kingsun;
int wraplen;
int ret = 0;
- if (skb == NULL || netdev == NULL)
- return -EINVAL;
-
netif_stop_queue(netdev);
/* the IRDA wrapping routines don't deal with non linear skb */
@@ -180,24 +178,25 @@ static int kingsun_hard_xmit(struct sk_buff *skb, struct net_device *netdev)
kingsun, 1);
if ((ret = usb_submit_urb(kingsun->tx_urb, GFP_ATOMIC))) {
- err("kingsun_hard_xmit: failed tx_urb submit: %d", ret);
+ dev_err(&kingsun->usbdev->dev,
+ "kingsun_hard_xmit: failed tx_urb submit: %d\n", ret);
switch (ret) {
case -ENODEV:
case -EPIPE:
break;
default:
- kingsun->stats.tx_errors++;
+ netdev->stats.tx_errors++;
netif_start_queue(netdev);
}
} else {
- kingsun->stats.tx_packets++;
- kingsun->stats.tx_bytes += skb->len;
+ netdev->stats.tx_packets++;
+ netdev->stats.tx_bytes += skb->len;
}
dev_kfree_skb(skb);
spin_unlock(&kingsun->lock);
- return ret;
+ return NETDEV_TX_OK;
}
/* Receive callback function */
@@ -214,8 +213,9 @@ static void kingsun_rcv_irq(struct urb *urb)
/* unlink, shutdown, unplug, other nasties */
if (urb->status != 0) {
- err("kingsun_rcv_irq: urb asynchronously failed - %d",
- urb->status);
+ dev_err(&kingsun->usbdev->dev,
+ "kingsun_rcv_irq: urb asynchronously failed - %d\n",
+ urb->status);
kingsun->receiving = 0;
return;
}
@@ -232,18 +232,18 @@ static void kingsun_rcv_irq(struct urb *urb)
if (bytes[0] >= 1 && bytes[0] < kingsun->max_rx) {
for (i = 1; i <= bytes[0]; i++) {
async_unwrap_char(kingsun->netdev,
- &kingsun->stats,
+ &kingsun->netdev->stats,
&kingsun->rx_buff, bytes[i]);
}
- kingsun->netdev->last_rx = jiffies;
do_gettimeofday(&kingsun->rx_time);
kingsun->receiving =
(kingsun->rx_buff.state != OUTSIDE_FRAME)
? 1 : 0;
}
} else if (urb->actual_length > 0) {
- err("%s(): Unexpected response length, expected %d got %d",
- __FUNCTION__, kingsun->max_rx, urb->actual_length);
+ dev_err(&kingsun->usbdev->dev,
+ "%s(): Unexpected response length, expected %d got %d\n",
+ __func__, kingsun->max_rx, urb->actual_length);
}
/* This urb has already been filled in kingsun_net_open */
ret = usb_submit_urb(urb, GFP_ATOMIC);
@@ -290,7 +290,7 @@ static int kingsun_net_open(struct net_device *netdev)
sprintf(hwname, "usb#%d", kingsun->usbdev->devnum);
kingsun->irlap = irlap_open(netdev, &kingsun->qos, hwname);
if (!kingsun->irlap) {
- err("kingsun-sir: irlap_open failed");
+ dev_err(&kingsun->usbdev->dev, "irlap_open failed\n");
goto free_mem;
}
@@ -302,7 +302,8 @@ static int kingsun_net_open(struct net_device *netdev)
kingsun->rx_urb->status = 0;
err = usb_submit_urb(kingsun->rx_urb, GFP_KERNEL);
if (err) {
- err("kingsun-sir: first urb-submit failed: %d", err);
+ dev_err(&kingsun->usbdev->dev,
+ "first urb-submit failed: %d\n", err);
goto close_irlap;
}
@@ -419,15 +420,12 @@ static int kingsun_net_ioctl(struct net_device *netdev, struct ifreq *rq,
return ret;
}
-/*
- * Get device stats (for /proc/net/dev and ifconfig)
- */
-static struct net_device_stats *
-kingsun_net_get_stats(struct net_device *netdev)
-{
- struct kingsun_cb *kingsun = netdev_priv(netdev);
- return &kingsun->stats;
-}
+static const struct net_device_ops kingsun_ops = {
+ .ndo_start_xmit = kingsun_hard_xmit,
+ .ndo_open = kingsun_net_open,
+ .ndo_stop = kingsun_net_close,
+ .ndo_do_ioctl = kingsun_net_ioctl,
+};
/*
* This routine is called by the USB subsystem for each new device
@@ -453,13 +451,15 @@ static int kingsun_probe(struct usb_interface *intf,
*/
interface = intf->cur_altsetting;
if (interface->desc.bNumEndpoints != 2) {
- err("kingsun-sir: expected 2 endpoints, found %d",
- interface->desc.bNumEndpoints);
+ dev_err(&intf->dev,
+ "kingsun-sir: expected 2 endpoints, found %d\n",
+ interface->desc.bNumEndpoints);
return -ENODEV;
}
endpoint = &interface->endpoint[KINGSUN_EP_IN].desc;
if (!usb_endpoint_is_int_in(endpoint)) {
- err("kingsun-sir: endpoint 0 is not interrupt IN");
+ dev_err(&intf->dev,
+ "kingsun-sir: endpoint 0 is not interrupt IN\n");
return -ENODEV;
}
@@ -467,14 +467,16 @@ static int kingsun_probe(struct usb_interface *intf,
pipe = usb_rcvintpipe(dev, ep_in);
maxp_in = usb_maxpacket(dev, pipe, usb_pipeout(pipe));
if (maxp_in > 255 || maxp_in <= 1) {
- err("%s: endpoint 0 has max packet size %d not in range",
- __FILE__, maxp_in);
+ dev_err(&intf->dev,
+ "endpoint 0 has max packet size %d not in range\n",
+ maxp_in);
return -ENODEV;
}
endpoint = &interface->endpoint[KINGSUN_EP_OUT].desc;
if (!usb_endpoint_is_int_out(endpoint)) {
- err("kingsun-sir: endpoint 1 is not interrupt OUT");
+ dev_err(&intf->dev,
+ "kingsun-sir: endpoint 1 is not interrupt OUT\n");
return -ENODEV;
}
@@ -530,17 +532,14 @@ static int kingsun_probe(struct usb_interface *intf,
irda_qos_bits_to_value(&kingsun->qos);
/* Override the network functions we need to use */
- net->hard_start_xmit = kingsun_hard_xmit;
- net->open = kingsun_net_open;
- net->stop = kingsun_net_close;
- net->get_stats = kingsun_net_get_stats;
- net->do_ioctl = kingsun_net_ioctl;
+ net->netdev_ops = &kingsun_ops;
ret = register_netdev(net);
if (ret != 0)
goto free_mem;
- info("IrDA: Registered KingSun/DonShine device %s", net->name);
+ dev_info(&net->dev, "IrDA: Registered KingSun/DonShine device %s\n",
+ net->name);
usb_set_intfdata(intf, kingsun);
@@ -631,24 +630,7 @@ static struct usb_driver irda_driver = {
#endif
};
-/*
- * Module insertion
- */
-static int __init kingsun_init(void)
-{
- return usb_register(&irda_driver);
-}
-module_init(kingsun_init);
-
-/*
- * Module removal
- */
-static void __exit kingsun_cleanup(void)
-{
- /* Deregister the driver and remove all pending instances */
- usb_deregister(&irda_driver);
-}
-module_exit(kingsun_cleanup);
+module_usb_driver(irda_driver);
MODULE_AUTHOR("Alex VillacĂ­s Lasso <a_villacis@palosanto.com>");
MODULE_DESCRIPTION("IrDA-USB Dongle Driver for KingSun/DonShine");