* disconnect; other cleanups. (db) Flush net1080 fifos
* after several sequential framing errors. (Johannes Erdfelt)
* 22-aug-2003 AX8817X support (Dave Hollis).
+ * 14-jun-2004 Trivial patch for AX8817X based Buffalo LUA-U2-KTX in Japan
+ * (Neil Bortnak)
*
*-------------------------------------------------------------------------*/
#define CONTROL_TIMEOUT_JIFFIES ((CONTROL_TIMEOUT_MS * HZ)/1000)
// between wakeups
-#define UNLINK_TIMEOUT_JIFFIES ((3 /*ms*/ * HZ)/1000)
+#define UNLINK_TIMEOUT_MS 3
/*-------------------------------------------------------------------------*/
/* use ethtool to change the level for any given device */
static int msg_level = 1;
-MODULE_PARM (msg_level, "i");
+module_param (msg_level, int, 0);
MODULE_PARM_DESC (msg_level, "Initial message level (default = 1)");
for (tmp = 0; tmp < intf->num_altsetting; tmp++) {
unsigned ep;
- in = out = 0;
+ in = out = NULL;
alt = intf->altsetting + tmp;
/* take the first altsetting with in-bulk + out-bulk;
#define AX_MCAST_FILTER_SIZE 8
#define AX_MAX_MCAST 64
+#define AX_INTERRUPT_BUFSIZE 8
+
+/* This structure cannot exceed sizeof(unsigned long [5]) AKA 20 bytes */
+struct ax8817x_data {
+ u8 multi_filter[AX_MCAST_FILTER_SIZE];
+ struct urb *int_urb;
+ u8 *int_buf;
+};
+
static int ax8817x_read_cmd(struct usbnet *dev, u8 cmd, u16 value, u16 index,
u16 size, void *data)
{
usb_free_urb(urb);
}
+static void ax8817x_interrupt_complete(struct urb *urb, struct pt_regs *regs)
+{
+ struct usbnet *dev = (struct usbnet *)urb->context;
+ struct ax8817x_data *data = (struct ax8817x_data *)&dev->data;
+ int link;
+
+ if (urb->status < 0) {
+ printk(KERN_DEBUG "ax8817x_interrupt_complete() failed with %d",
+ urb->status);
+ } else {
+ if (data->int_buf[5] == 0x90) {
+ link = data->int_buf[2] & 0x01;
+ if (netif_carrier_ok(dev->net) != link) {
+ if (link)
+ netif_carrier_on(dev->net);
+ else
+ netif_carrier_off(dev->net);
+ devdbg(dev, "ax8817x - Link Status is: %d", link);
+ }
+ }
+ usb_submit_urb(data->int_urb, GFP_KERNEL);
+ }
+}
+
static void ax8817x_write_cmd_async(struct usbnet *dev, u8 cmd, u16 value, u16 index,
u16 size, void *data)
{
static void ax8817x_set_multicast(struct net_device *net)
{
struct usbnet *dev = (struct usbnet *) net->priv;
+ struct ax8817x_data *data = (struct ax8817x_data *)&dev->data;
u8 rx_ctl = 0x8c;
if (net->flags & IFF_PROMISC) {
* for our 8 byte filter buffer
* to avoid allocating memory that
* is tricky to free later */
- u8 *multi_filter = (u8 *)&dev->data;
struct dev_mc_list *mc_list = net->mc_list;
u32 crc_bits;
int i;
- memset(multi_filter, 0, AX_MCAST_FILTER_SIZE);
+ memset(data->multi_filter, 0, AX_MCAST_FILTER_SIZE);
/* Build the multicast hash filter. */
for (i = 0; i < net->mc_count; i++) {
crc_bits =
ether_crc(ETH_ALEN,
mc_list->dmi_addr) >> 26;
- multi_filter[crc_bits >> 3] |=
+ data->multi_filter[crc_bits >> 3] |=
1 << (crc_bits & 7);
mc_list = mc_list->next;
}
ax8817x_write_cmd_async(dev, AX_CMD_WRITE_MULTI_FILTER, 0, 0,
- AX_MCAST_FILTER_SIZE, multi_filter);
+ AX_MCAST_FILTER_SIZE, data->multi_filter);
rx_ctl |= 0x10;
}
info->eedump_len = 0x3e;
}
-static u32 ax8817x_get_link (struct net_device *net)
-{
- struct usbnet *dev = (struct usbnet *)net->priv;
-
- return (u32)mii_link_ok(&dev->mii);
-}
-
static int ax8817x_get_settings(struct net_device *net, struct ethtool_cmd *cmd)
{
struct usbnet *dev = (struct usbnet *)net->priv;
devices that may be connected at the same time. */
static struct ethtool_ops ax8817x_ethtool_ops = {
.get_drvinfo = ax8817x_get_drvinfo,
- .get_link = ax8817x_get_link,
+ .get_link = ethtool_op_get_link,
.get_msglevel = usbnet_get_msglevel,
.set_msglevel = usbnet_set_msglevel,
.get_wol = ax8817x_get_wol,
{
int ret;
u8 buf[6];
- u16 *buf16 = (u16 *) buf;
int i;
unsigned long gpio_bits = dev->driver_info->data;
+ struct ax8817x_data *data = (struct ax8817x_data *)dev->data;
dev->in = usb_rcvbulkpipe(dev->udev, 3);
dev->out = usb_sndbulkpipe(dev->udev, 2);
+ // allocate irq urb
+ if ((data->int_urb = usb_alloc_urb (0, GFP_KERNEL)) == 0) {
+ dbg ("%s: cannot allocate interrupt URB",
+ dev->net->name);
+ return -ENOMEM;
+ }
+
+ if ((data->int_buf = kmalloc(AX_INTERRUPT_BUFSIZE, GFP_KERNEL)) == NULL) {
+ dbg ("%s: cannot allocate memory for interrupt buffer",
+ dev->net->name);
+ usb_free_urb(data->int_urb);
+ return -ENOMEM;
+ }
+ memset(data->int_buf, 0, AX_INTERRUPT_BUFSIZE);
+
+ usb_fill_int_urb (data->int_urb, dev->udev,
+ usb_rcvintpipe (dev->udev, 1),
+ data->int_buf, AX_INTERRUPT_BUFSIZE,
+ ax8817x_interrupt_complete, dev,
+ dev->udev->speed == USB_SPEED_HIGH ? 8 : 100);
+
/* Toggle the GPIOs in a manufacturer/model specific way */
for (i = 2; i >= 0; i--) {
if ((ret = ax8817x_write_cmd(dev, AX_CMD_WRITE_GPIOS,
dev->mii.reg_num_mask = 0x1f;
dev->mii.phy_id = buf[1];
- if ((ret = ax8817x_write_cmd(dev, AX_CMD_SET_SW_MII, 0, 0, 0, &buf)) < 0) {
- dbg("Failed to go to software MII mode: %02x", ret);
- return ret;
- }
-
- *buf16 = cpu_to_le16(BMCR_RESET);
- if ((ret = ax8817x_write_cmd(dev, AX_CMD_WRITE_MII_REG,
- dev->mii.phy_id, MII_BMCR, 2, buf16)) < 0) {
- dbg("Failed to write MII reg - MII_BMCR: %02x", ret);
- return ret;
- }
+ dev->net->set_multicast_list = ax8817x_set_multicast;
+ dev->net->ethtool_ops = &ax8817x_ethtool_ops;
- /* Advertise that we can do full-duplex pause */
- *buf16 = cpu_to_le16(ADVERTISE_ALL | ADVERTISE_CSMA | 0x0400);
- if ((ret = ax8817x_write_cmd(dev, AX_CMD_WRITE_MII_REG,
- dev->mii.phy_id, MII_ADVERTISE,
- 2, buf16)) < 0) {
- dbg("Failed to write MII_REG advertisement: %02x", ret);
- return ret;
- }
+ ax8817x_mdio_write(dev->net, dev->mii.phy_id, MII_BMCR,
+ cpu_to_le16(BMCR_RESET));
+ ax8817x_mdio_write(dev->net, dev->mii.phy_id, MII_ADVERTISE,
+ cpu_to_le16(ADVERTISE_ALL | ADVERTISE_CSMA | 0x0400));
+ mii_nway_restart(&dev->mii);
- *buf16 = cpu_to_le16(BMCR_ANENABLE | BMCR_ANRESTART);
- if ((ret = ax8817x_write_cmd(dev, AX_CMD_WRITE_MII_REG,
- dev->mii.phy_id, MII_BMCR,
- 2, buf16)) < 0) {
- dbg("Failed to write MII reg autonegotiate: %02x", ret);
+ if((ret = usb_submit_urb(data->int_urb, GFP_KERNEL)) < 0) {
+ dbg("Failed to submit interrupt URB: %02x", ret);
+ usb_free_urb(data->int_urb);
return ret;
}
- if ((ret = ax8817x_write_cmd(dev, AX_CMD_SET_HW_MII, 0, 0, 0, &buf)) < 0) {
- dbg("Failed to set hardware MII: %02x", ret);
- return ret;
- }
+ return 0;
+}
- dev->net->set_multicast_list = ax8817x_set_multicast;
- dev->net->ethtool_ops = &ax8817x_ethtool_ops;
+static void ax8817x_unbind(struct usbnet *dev, struct usb_interface *intf)
+{
+ struct ax8817x_data *data = (struct ax8817x_data *)dev->data;
- return 0;
+ usb_unlink_urb(data->int_urb);
+ usb_free_urb(data->int_urb);
+ kfree(data->int_buf);
}
static const struct driver_info ax8817x_info = {
.description = "ASIX AX8817x USB 2.0 Ethernet",
.bind = ax8817x_bind,
+ .unbind = ax8817x_unbind,
.flags = FLAG_ETHER,
.data = 0x00130103,
};
static const struct driver_info dlink_dub_e100_info = {
.description = "DLink DUB-E100 USB Ethernet",
.bind = ax8817x_bind,
+ .unbind = ax8817x_unbind,
.flags = FLAG_ETHER,
.data = 0x009f9d9f,
};
static const struct driver_info netgear_fa120_info = {
.description = "Netgear FA-120 USB Ethernet",
.bind = ax8817x_bind,
+ .unbind = ax8817x_unbind,
.flags = FLAG_ETHER,
.data = 0x00130103,
};
static const struct driver_info hawking_uf200_info = {
.description = "Hawking UF200 USB Ethernet",
.bind = ax8817x_bind,
+ .unbind = ax8817x_unbind,
.flags = FLAG_ETHER,
.data = 0x001f1d1f,
};
u8 iMACAddress;
u32 bmEthernetStatistics;
- u16 wMaxSegmentSize;
- u16 wNumberMCFilters;
+ __le16 wMaxSegmentSize;
+ __le16 wNumberMCFilters;
u8 bNumberPowerFilters;
} __attribute__ ((packed));
info->u->bLength);
goto bad_desc;
}
- dev->net->mtu = cpu_to_le16p (
+ dev->net->mtu = le16_to_cpup (
&info->ether->wMaxSegmentSize)
- ETH_HLEN;
/* because of Zaurus, we may be ignoring the host
/* ensure immediate exit from usbnet_disconnect */
usb_set_intfdata(info->data, NULL);
usb_driver_release_interface (&usbnet_driver, info->data);
- info->data = 0;
+ info->data = NULL;
}
/* and vice versa (just in case) */
/* ensure immediate exit from usbnet_disconnect */
usb_set_intfdata(info->control, NULL);
usb_driver_release_interface (&usbnet_driver, info->control);
- info->control = 0;
+ info->control = NULL;
}
}
status = get_ethernet_addr (dev, info->ether);
if (status < 0) {
+ usb_set_intfdata(info->data, NULL);
usb_driver_release_interface (&usbnet_driver, info->data);
return status;
}
req,
USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
value, regnum,
- 0, 0, // data is in setup packet
+ NULL, 0, // data is in setup packet
CONTROL_TIMEOUT_JIFFIES);
}
req,
USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE,
val, index,
- 0, 0,
+ NULL, 0,
CONTROL_TIMEOUT_JIFFIES);
}
skb_put (skb, urb->actual_length);
entry->state = rx_done;
- entry->urb = 0;
+ entry->urb = NULL;
switch (urb_status) {
// success
block:
entry->state = rx_cleanup;
entry->urb = urb;
- urb = 0;
+ urb = NULL;
break;
// data overrun ... flush fifo?
while (skb_queue_len (&dev->rxq)
&& skb_queue_len (&dev->txq)
&& skb_queue_len (&dev->done)) {
- set_current_state (TASK_UNINTERRUPTIBLE);
- schedule_timeout (UNLINK_TIMEOUT_JIFFIES);
+ msleep(UNLINK_TIMEOUT_MS);
devdbg (dev, "waited for %d urb completions", temp);
}
- dev->wait = 0;
+ dev->wait = NULL;
remove_wait_queue (&unlink_wakeup, &wait);
/* deferred work (task, timer, softirq) must also stop.
/* tasklet could resubmit itself forever if memory is tight */
if (test_bit (EVENT_RX_MEMORY, &dev->flags)) {
- struct urb *urb = 0;
+ struct urb *urb = NULL;
if (netif_running (dev->net))
urb = usb_alloc_urb (0, GFP_KERNEL);
}
}
- urb->dev = 0;
+ urb->dev = NULL;
entry->state = tx_done;
defer_bh (dev, skb);
}
struct usbnet *dev = (struct usbnet *) net->priv;
int length;
int retval = NET_XMIT_SUCCESS;
- struct urb *urb = 0;
+ struct urb *urb = NULL;
struct skb_data *entry;
struct driver_info *info = dev->driver_info;
unsigned long flags;
#ifdef CONFIG_USB_NET1080
- struct nc_header *header = 0;
- struct nc_trailer *trailer = 0;
+ struct nc_header *header = NULL;
+ struct nc_trailer *trailer = NULL;
#endif /* CONFIG_USB_NET1080 */
// some devices want funky USB-level framing, for
// ATEN UC210T
USB_DEVICE (0x0557, 0x2009),
.driver_info = (unsigned long) &ax8817x_info,
+}, {
+ // Buffalo LUA-U2-KTX
+ USB_DEVICE (0x0411, 0x003d),
+ .driver_info = (unsigned long) &ax8817x_info,
+}, {
+ // Sitecom LN-029 "USB 2.0 10/100 Ethernet adapter"
+ USB_DEVICE (0x6189, 0x182d),
+ .driver_info = (unsigned long) &ax8817x_info,
},
#endif