/*
- * Copyright (c) 1999-2003 Petko Manolov (petkan@users.sourceforge.net)
+ * Copyright (c) 1999-2005 Petko Manolov (petkan@users.sourceforge.net)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
/*
* Version Information
*/
-#define DRIVER_VERSION "v0.5.12 (2003/06/06)"
+#define DRIVER_VERSION "v0.6.13 (2005/11/13)"
#define DRIVER_AUTHOR "Petko Manolov <petkan@users.sourceforge.net>"
#define DRIVER_DESC "Pegasus/Pegasus II USB Ethernet driver"
static int loopback = 0;
static int mii_mode = 0;
-static int multicast_filter_limit = 32;
+static char *devid=NULL;
static struct usb_eth_dev usb_dev_id[] = {
#define PEGASUS_DEV(pn, vid, pid, flags) \
{.name = pn, .vendor = vid, .device = pid, .private = flags},
#include "pegasus.h"
#undef PEGASUS_DEV
+ {NULL, 0, 0, 0},
{NULL, 0, 0, 0}
};
{.match_flags = USB_DEVICE_ID_MATCH_DEVICE, .idVendor = vid, .idProduct = pid},
#include "pegasus.h"
#undef PEGASUS_DEV
+ {},
{}
};
MODULE_AUTHOR(DRIVER_AUTHOR);
MODULE_DESCRIPTION(DRIVER_DESC);
MODULE_LICENSE("GPL");
-MODULE_PARM(loopback, "i");
-MODULE_PARM(mii_mode, "i");
+module_param(loopback, bool, 0);
+module_param(mii_mode, bool, 0);
+module_param(devid, charp, 0);
MODULE_PARM_DESC(loopback, "Enable MAC loopback mode (bit 0)");
MODULE_PARM_DESC(mii_mode, "Enable HomePNA mode (bit 0),default=MII mode = 0");
+MODULE_PARM_DESC(devid, "The format is: 'DEV_name:VendorID:DeviceID:Flags'");
+
+/* use ethtool to change the level for any given device */
+static int msg_level = -1;
+module_param (msg_level, int, 0);
+MODULE_PARM_DESC (msg_level, "Override default message level");
MODULE_DEVICE_TABLE(usb, pegasus_ids);
case -ENOENT:
break;
default:
- warn("%s: status %d", __FUNCTION__, urb->status);
+ if (netif_msg_drv(pegasus))
+ dev_dbg(&pegasus->intf->dev, "%s, status %d\n",
+ __FUNCTION__, urb->status);
}
pegasus->flags &= ~ETH_REGS_CHANGED;
wake_up(&pegasus->ctrl_wait);
buffer = kmalloc(size, GFP_KERNEL);
if (!buffer) {
- warn("%s: looks like we're out of memory", __FUNCTION__);
+ if (netif_msg_drv(pegasus))
+ dev_warn(&pegasus->intf->dev, "out of memory in %s\n",
+ __FUNCTION__);
return -ENOMEM;
}
add_wait_queue(&pegasus->ctrl_wait, &wait);
/* using ATOMIC, we'd never wake up if we slept */
if ((ret = usb_submit_urb(pegasus->ctrl_urb, GFP_ATOMIC))) {
- err("%s: BAD CTRLs %d", __FUNCTION__, ret);
+ if (netif_msg_drv(pegasus))
+ dev_err(&pegasus->intf->dev, "%s, status %d\n",
+ __FUNCTION__, ret);
goto out;
}
buffer = kmalloc(size, GFP_KERNEL);
if (!buffer) {
- warn("%s: looks like we're out of memory", __FUNCTION__);
+ if (netif_msg_drv(pegasus))
+ dev_warn(&pegasus->intf->dev, "out of memory in %s\n",
+ __FUNCTION__);
return -ENOMEM;
}
memcpy(buffer, data, size);
set_current_state(TASK_UNINTERRUPTIBLE);
if ((ret = usb_submit_urb(pegasus->ctrl_urb, GFP_ATOMIC))) {
- err("%s: BAD CTRL %d", __FUNCTION__, ret);
+ if (netif_msg_drv(pegasus))
+ dev_err(&pegasus->intf->dev, "%s, status %d\n",
+ __FUNCTION__, ret);
goto out;
}
tmp = kmalloc(1, GFP_KERNEL);
if (!tmp) {
- warn("%s: looks like we're out of memory", __FUNCTION__);
+ if (netif_msg_drv(pegasus))
+ dev_warn(&pegasus->intf->dev, "out of memory in %s\n",
+ __FUNCTION__);
return -ENOMEM;
}
memcpy(tmp, &data, 1);
set_current_state(TASK_UNINTERRUPTIBLE);
if ((ret = usb_submit_urb(pegasus->ctrl_urb, GFP_ATOMIC))) {
- err("%s: BAD CTRL %d", __FUNCTION__, ret);
+ if (netif_msg_drv(pegasus))
+ dev_err(&pegasus->intf->dev, "%s, status %d\n",
+ __FUNCTION__, ret);
goto out;
}
pegasus->eth_regs, 3, ctrl_callback, pegasus);
if ((ret = usb_submit_urb(pegasus->ctrl_urb, GFP_ATOMIC)))
- err("%s: BAD CTRL %d, flgs %x", __FUNCTION__, ret,
- pegasus->flags);
+ if (netif_msg_drv(pegasus))
+ dev_err(&pegasus->intf->dev, "%s, status %d\n",
+ __FUNCTION__, ret);
return ret;
}
{
int i;
__u8 data[4] = { phy, 0, 0, indx };
- __u16 regdi;
+ __le16 regdi;
+ int ret;
set_register(pegasus, PhyCtrl, 0);
set_registers(pegasus, PhyAddr, sizeof (data), data);
set_register(pegasus, PhyCtrl, (indx | PHY_READ));
for (i = 0; i < REG_TIMEOUT; i++) {
- get_registers(pegasus, PhyCtrl, 1, data);
+ ret = get_registers(pegasus, PhyCtrl, 1, data);
if (data[0] & PHY_DONE)
break;
}
if (i < REG_TIMEOUT) {
- get_registers(pegasus, PhyData, 2, ®di);
+ ret = get_registers(pegasus, PhyData, 2, ®di);
*regd = le16_to_cpu(regdi);
- return 0;
+ return ret;
}
- warn("%s: failed", __FUNCTION__);
+ if (netif_msg_drv(pegasus))
+ dev_warn(&pegasus->intf->dev, "fail %s\n", __FUNCTION__);
- return 1;
+ return ret;
}
static int mdio_read(struct net_device *dev, int phy_id, int loc)
{
- pegasus_t *pegasus = (pegasus_t *) dev->priv;
- int res;
+ pegasus_t *pegasus = (pegasus_t *) netdev_priv(dev);
+ u16 res;
- read_mii_word(pegasus, phy_id, loc, (u16 *) & res);
- return res & 0xffff;
+ read_mii_word(pegasus, phy_id, loc, &res);
+ return (int)res;
}
static int write_mii_word(pegasus_t * pegasus, __u8 phy, __u8 indx, __u16 regd)
{
int i;
__u8 data[4] = { phy, 0, 0, indx };
+ int ret;
- *(data + 1) = cpu_to_le16p(®d);
+ data[1] = (u8) regd;
+ data[2] = (u8) (regd >> 8);
set_register(pegasus, PhyCtrl, 0);
- set_registers(pegasus, PhyAddr, 4, data);
+ set_registers(pegasus, PhyAddr, sizeof(data), data);
set_register(pegasus, PhyCtrl, (indx | PHY_WRITE));
for (i = 0; i < REG_TIMEOUT; i++) {
- get_registers(pegasus, PhyCtrl, 1, data);
+ ret = get_registers(pegasus, PhyCtrl, 1, data);
if (data[0] & PHY_DONE)
break;
}
if (i < REG_TIMEOUT)
- return 0;
- warn("%s: failed", __FUNCTION__);
+ return ret;
- return 1;
+ if (netif_msg_drv(pegasus))
+ dev_warn(&pegasus->intf->dev, "fail %s\n", __FUNCTION__);
+ return -ETIMEDOUT;
}
static void mdio_write(struct net_device *dev, int phy_id, int loc, int val)
{
- pegasus_t *pegasus = (pegasus_t *) dev->priv;
+ pegasus_t *pegasus = (pegasus_t *) netdev_priv(dev);
write_mii_word(pegasus, phy_id, loc, val);
}
{
int i;
__u8 tmp;
- __u16 retdatai;
+ __le16 retdatai;
+ int ret;
set_register(pegasus, EpromCtrl, 0);
set_register(pegasus, EpromOffset, index);
set_register(pegasus, EpromCtrl, EPROM_READ);
for (i = 0; i < REG_TIMEOUT; i++) {
- get_registers(pegasus, EpromCtrl, 1, &tmp);
+ ret = get_registers(pegasus, EpromCtrl, 1, &tmp);
if (tmp & EPROM_DONE)
break;
}
if (i < REG_TIMEOUT) {
- get_registers(pegasus, EpromData, 2, &retdatai);
+ ret = get_registers(pegasus, EpromData, 2, &retdatai);
*retdata = le16_to_cpu(retdatai);
- return 0;
+ return ret;
}
- warn("%s: failed", __FUNCTION__);
- return -1;
+ if (netif_msg_drv(pegasus))
+ dev_warn(&pegasus->intf->dev, "fail %s\n", __FUNCTION__);
+ return -ETIMEDOUT;
}
#ifdef PEGASUS_WRITE_EEPROM
static inline void enable_eprom_write(pegasus_t * pegasus)
{
__u8 tmp;
+ int ret;
get_registers(pegasus, EthCtrl2, 1, &tmp);
set_register(pegasus, EthCtrl2, tmp | EPROM_WR_ENABLE);
static inline void disable_eprom_write(pegasus_t * pegasus)
{
__u8 tmp;
+ int ret;
get_registers(pegasus, EthCtrl2, 1, &tmp);
set_register(pegasus, EpromCtrl, 0);
static int write_eprom_word(pegasus_t * pegasus, __u8 index, __u16 data)
{
- int i, tmp;
- __u8 d[4] = { 0x3f, 0, 0, EPROM_WRITE };
+ int i;
+ __u8 tmp, d[4] = { 0x3f, 0, 0, EPROM_WRITE };
+ int ret;
set_registers(pegasus, EpromOffset, 4, d);
enable_eprom_write(pegasus);
set_register(pegasus, EpromCtrl, EPROM_WRITE);
for (i = 0; i < REG_TIMEOUT; i++) {
- get_registers(pegasus, EpromCtrl, 1, &tmp);
+ ret = get_registers(pegasus, EpromCtrl, 1, &tmp);
if (tmp & EPROM_DONE)
break;
}
disable_eprom_write(pegasus);
if (i < REG_TIMEOUT)
- return 0;
- warn("%s: failed", __FUNCTION__);
- return -1;
+ return ret;
+ if (netif_msg_drv(pegasus))
+ dev_warn(&pegasus->intf->dev, "fail %s\n", __FUNCTION__);
+ return -ETIMEDOUT;
}
#endif /* PEGASUS_WRITE_EEPROM */
for (i = 0; i < 3; i++) {
read_eprom_word(pegasus, i, &w16);
- ((__u16 *) id)[i] = cpu_to_le16p(&w16);
+ ((__le16 *) id)[i] = cpu_to_le16p(&w16);
}
}
}
}
if (i == REG_TIMEOUT)
- return 1;
+ return -ETIMEDOUT;
if (usb_dev_id[pegasus->dev_index].vendor == VENDOR_LINKSYS ||
usb_dev_id[pegasus->dev_index].vendor == VENDOR_DLINK) {
{
__u16 linkpart;
__u8 data[4];
- pegasus_t *pegasus = dev->priv;
+ pegasus_t *pegasus = netdev_priv(dev);
+ int ret;
read_mii_word(pegasus, pegasus->phy, MII_LPA, &linkpart);
data[0] = 0xc9;
data[2] = (loopback & 1) ? 0x09 : 0x01;
memcpy(pegasus->eth_regs, data, sizeof (data));
- set_registers(pegasus, EthCtrl0, 3, data);
+ ret = set_registers(pegasus, EthCtrl0, 3, data);
if (usb_dev_id[pegasus->dev_index].vendor == VENDOR_LINKSYS ||
usb_dev_id[pegasus->dev_index].vendor == VENDOR_DLINK) {
write_mii_word(pegasus, 0, 0x1b, auxmode | 4);
}
- return 0;
+ return ret;
}
static void fill_skb_pool(pegasus_t * pegasus)
pegasus_t *pegasus = urb->context;
struct net_device *net;
int rx_status, count = urb->actual_length;
+ u8 *buf = urb->transfer_buffer;
__u16 pkt_len;
- if (!pegasus || !(pegasus->flags & PEGASUS_RUNNING))
+ if (!pegasus)
return;
net = pegasus->net;
- if (!netif_device_present(net))
+ if (!netif_device_present(net) || !netif_running(net))
return;
switch (urb->status) {
case 0:
break;
case -ETIMEDOUT:
- dbg("%s: reset MAC", net->name);
+ if (netif_msg_rx_err(pegasus))
+ pr_debug("%s: reset MAC\n", net->name);
pegasus->flags &= ~PEGASUS_RX_BUSY;
break;
case -EPIPE: /* stall, or disconnect from TT */
/* FIXME schedule work to clear the halt */
- warn("%s: no rx stall recovery", net->name);
+ if (netif_msg_rx_err(pegasus))
+ printk(KERN_WARNING "%s: no rx stall recovery\n",
+ net->name);
return;
case -ENOENT:
case -ECONNRESET:
case -ESHUTDOWN:
- dbg("%s: rx unlink, %d", net->name, urb->status);
+ if (netif_msg_ifdown(pegasus))
+ pr_debug("%s: rx unlink, %d\n", net->name, urb->status);
return;
default:
- dbg("%s: RX status %d", net->name, urb->status);
+ if (netif_msg_rx_err(pegasus))
+ pr_debug("%s: RX status %d\n", net->name, urb->status);
goto goon;
}
- if (!count)
+ if (!count || count < 4)
goto goon;
- rx_status = le32_to_cpu(*(int *) (urb->transfer_buffer + count - 4));
- if (rx_status & 0x000e0000) {
- dbg("%s: RX packet error %x", net->name, rx_status & 0xe0000);
+ rx_status = buf[count - 2];
+ if (rx_status & 0x1e) {
+ if (netif_msg_rx_err(pegasus))
+ pr_debug("%s: RX packet error %x\n",
+ net->name, rx_status);
pegasus->stats.rx_errors++;
- if (rx_status & 0x060000)
+ if (rx_status & 0x06) // long or runt
pegasus->stats.rx_length_errors++;
- if (rx_status & 0x080000)
+ if (rx_status & 0x08)
pegasus->stats.rx_crc_errors++;
- if (rx_status & 0x100000)
+ if (rx_status & 0x10) // extra bits
pegasus->stats.rx_frame_errors++;
goto goon;
}
if (pegasus->chip == 0x8513) {
- pkt_len = le32_to_cpu(*(int *)urb->transfer_buffer);
+ pkt_len = le32_to_cpu(*(__le32 *)urb->transfer_buffer);
pkt_len &= 0x0fff;
pegasus->rx_skb->data += 2;
} else {
- pkt_len = (rx_status & 0xfff) - 8;
+ pkt_len = buf[count - 3] << 8;
+ pkt_len += buf[count - 4];
+ pkt_len &= 0xfff;
+ pkt_len -= 8;
}
+ /*
+ * If the packet is unreasonably long, quietly drop it rather than
+ * kernel panicing by calling skb_put.
+ */
+ if (pkt_len > PEGASUS_MTU)
+ goto goon;
+
/*
* at this point we are sure pegasus->rx_skb != NULL
* so we go ahead and pass up the packet.
return;
- tl_sched:
+tl_sched:
tasklet_schedule(&pegasus->rx_tl);
}
pegasus->rx_skb = pull_skb(pegasus);
}
if (pegasus->rx_skb == NULL) {
- warn("wow, low on memory");
+ if (netif_msg_rx_err(pegasus))
+ printk(KERN_WARNING "%s: low on memory\n",
+ pegasus->net->name);
tasklet_schedule(&pegasus->rx_tl);
goto done;
}
pegasus_t *pegasus = urb->context;
struct net_device *net = pegasus->net;
- if (!pegasus || !(pegasus->flags & PEGASUS_RUNNING))
+ if (!pegasus)
return;
- if (!netif_device_present(net))
+ if (!netif_device_present(net) || !netif_running(net))
return;
switch (urb->status) {
case -EPIPE:
/* FIXME schedule_work() to clear the tx halt */
netif_stop_queue(net);
- warn("%s: no tx stall recovery", net->name);
+ if (netif_msg_tx_err(pegasus))
+ printk(KERN_WARNING "%s: no tx stall recovery\n",
+ net->name);
return;
case -ENOENT:
case -ECONNRESET:
case -ESHUTDOWN:
- dbg("%s: tx unlink, %d", net->name, urb->status);
+ if (netif_msg_ifdown(pegasus))
+ pr_debug("%s: tx unlink, %d\n", net->name, urb->status);
return;
default:
- info("%s: TX status %d", net->name, urb->status);
+ if (netif_msg_tx_err(pegasus))
+ pr_info("%s: TX status %d\n", net->name, urb->status);
/* FALL THROUGH */
case 0:
break;
{
pegasus_t *pegasus = urb->context;
struct net_device *net;
- __u8 *d;
int status;
if (!pegasus)
return;
+ net = pegasus->net;
switch (urb->status) {
case 0:
case -ESHUTDOWN:
return;
default:
- info("intr status %d", urb->status);
+ /* some Pegasus-I products report LOTS of data
+ * toggle errors... avoid log spamming
+ */
+ if (netif_msg_timer(pegasus))
+ pr_debug("%s: intr status %d\n", net->name,
+ urb->status);
}
- d = urb->transfer_buffer;
- net = pegasus->net;
- if (d[0] & 0xfc) {
- pegasus->stats.tx_errors++;
- if (d[0] & TX_UNDERRUN)
- pegasus->stats.tx_fifo_errors++;
- if (d[0] & (EXCESSIVE_COL | JABBER_TIMEOUT))
- pegasus->stats.tx_aborted_errors++;
- if (d[0] & LATE_COL)
- pegasus->stats.tx_window_errors++;
- if (d[5] & LINK_STATUS) {
- netif_carrier_on(net);
- } else {
- pegasus->stats.tx_carrier_errors++;
- netif_carrier_off(net);
+ if (urb->actual_length >= 6) {
+ u8 * d = urb->transfer_buffer;
+
+ /* byte 0 == tx_status1, reg 2B */
+ if (d[0] & (TX_UNDERRUN|EXCESSIVE_COL
+ |LATE_COL|JABBER_TIMEOUT)) {
+ pegasus->stats.tx_errors++;
+ if (d[0] & TX_UNDERRUN)
+ pegasus->stats.tx_fifo_errors++;
+ if (d[0] & (EXCESSIVE_COL | JABBER_TIMEOUT))
+ pegasus->stats.tx_aborted_errors++;
+ if (d[0] & LATE_COL)
+ pegasus->stats.tx_window_errors++;
}
+
+ /* d[5].LINK_STATUS lies on some adapters.
+ * d[0].NO_CARRIER kicks in only with failed TX.
+ * ... so monitoring with MII may be safest.
+ */
+ if (d[0] & NO_CARRIER)
+ netif_carrier_off(net);
+ else
+ netif_carrier_on(net);
+
+ /* bytes 3-4 == rx_lostpkt, reg 2E/2F */
+ pegasus->stats.rx_missed_errors += ((d[3] & 0x7f) << 8) | d[4];
}
status = usb_submit_urb(urb, SLAB_ATOMIC);
- if (status)
- err("%s: can't resubmit interrupt urb, %d", net->name, status);
+ if (status && netif_msg_timer(pegasus))
+ printk(KERN_ERR "%s: can't resubmit interrupt urb, %d\n",
+ net->name, status);
}
static void pegasus_tx_timeout(struct net_device *net)
{
- pegasus_t *pegasus = net->priv;
-
- if (!pegasus)
- return;
-
- warn("%s: Tx timed out.", net->name);
- pegasus->tx_urb->transfer_flags |= URB_ASYNC_UNLINK;
+ pegasus_t *pegasus = netdev_priv(net);
+ if (netif_msg_timer(pegasus))
+ printk(KERN_WARNING "%s: tx timeout\n", net->name);
usb_unlink_urb(pegasus->tx_urb);
pegasus->stats.tx_errors++;
}
static int pegasus_start_xmit(struct sk_buff *skb, struct net_device *net)
{
- pegasus_t *pegasus = net->priv;
+ pegasus_t *pegasus = netdev_priv(net);
int count = ((skb->len + 2) & 0x3f) ? skb->len + 2 : skb->len + 3;
int res;
__u16 l16 = skb->len;
netif_stop_queue(net);
- ((__u16 *) pegasus->tx_buff)[0] = cpu_to_le16(l16);
+ ((__le16 *) pegasus->tx_buff)[0] = cpu_to_le16(l16);
memcpy(pegasus->tx_buff + 2, skb->data, skb->len);
usb_fill_bulk_urb(pegasus->tx_urb, pegasus->usb,
usb_sndbulkpipe(pegasus->usb, 2),
pegasus->tx_buff, count,
write_bulk_callback, pegasus);
if ((res = usb_submit_urb(pegasus->tx_urb, GFP_ATOMIC))) {
- warn("failed tx_urb %d", res);
+ if (netif_msg_tx_err(pegasus))
+ printk(KERN_WARNING "%s: fail tx, %d\n",
+ net->name, res);
switch (res) {
case -EPIPE: /* stall, or disconnect from TT */
/* cleanup should already have been scheduled */
static struct net_device_stats *pegasus_netdev_stats(struct net_device *dev)
{
- return &((pegasus_t *) dev->priv)->stats;
+ return &((pegasus_t *) netdev_priv(dev))->stats;
}
static inline void disable_net_traffic(pegasus_t * pegasus)
__u8 data[2];
read_eprom_word(pegasus, 4, (__u16 *) data);
- if (data[1] < 0x80) {
- info("intr interval will be changed from %ums to %ums",
- data[1], 0x80);
- data[1] = 0x80;
-#ifdef PEGASUS_WRITE_EEPROM
- write_eprom_word(pegasus, 4, *(__u16 *) data);
+ if (pegasus->usb->speed != USB_SPEED_HIGH) {
+ if (data[1] < 0x80) {
+ if (netif_msg_timer(pegasus))
+ dev_info(&pegasus->intf->dev, "intr interval "
+ "changed from %ums to %ums\n",
+ data[1], 0x80);
+ data[1] = 0x80;
+#ifdef PEGASUS_WRITE_EEPROM
+ write_eprom_word(pegasus, 4, *(__u16 *) data);
#endif
+ }
}
pegasus->intr_interval = data[1];
}
static void set_carrier(struct net_device *net)
{
- pegasus_t *pegasus;
- short tmp;
+ pegasus_t *pegasus = netdev_priv(net);
+ u16 tmp;
+
+ if (!read_mii_word(pegasus, pegasus->phy, MII_BMSR, &tmp))
+ return;
- pegasus = net->priv;
- read_mii_word(pegasus, pegasus->phy, MII_BMSR, &tmp);
if (tmp & BMSR_LSTATUS)
netif_carrier_on(net);
else
netif_carrier_off(net);
-
}
static void free_all_urbs(pegasus_t * pegasus)
static void unlink_all_urbs(pegasus_t * pegasus)
{
- usb_unlink_urb(pegasus->intr_urb);
- usb_unlink_urb(pegasus->tx_urb);
- usb_unlink_urb(pegasus->rx_urb);
- usb_unlink_urb(pegasus->ctrl_urb);
+ usb_kill_urb(pegasus->intr_urb);
+ usb_kill_urb(pegasus->tx_urb);
+ usb_kill_urb(pegasus->rx_urb);
+ usb_kill_urb(pegasus->ctrl_urb);
}
static int alloc_urbs(pegasus_t * pegasus)
static int pegasus_open(struct net_device *net)
{
- pegasus_t *pegasus = (pegasus_t *) net->priv;
+ pegasus_t *pegasus = netdev_priv(net);
int res;
if (pegasus->rx_skb == NULL)
if (!pegasus->rx_skb)
return -ENOMEM;
- set_registers(pegasus, EthID, 6, net->dev_addr);
+ res = set_registers(pegasus, EthID, 6, net->dev_addr);
usb_fill_bulk_urb(pegasus->rx_urb, pegasus->usb,
usb_rcvbulkpipe(pegasus->usb, 1),
pegasus->rx_skb->data, PEGASUS_MTU + 8,
read_bulk_callback, pegasus);
- if ((res = usb_submit_urb(pegasus->rx_urb, GFP_KERNEL)))
- warn("%s: failed rx_urb %d", __FUNCTION__, res);
+ if ((res = usb_submit_urb(pegasus->rx_urb, GFP_KERNEL))) {
+ if (netif_msg_ifup(pegasus))
+ pr_debug("%s: failed rx_urb, %d", net->name, res);
+ goto exit;
+ }
+
usb_fill_int_urb(pegasus->intr_urb, pegasus->usb,
usb_rcvintpipe(pegasus->usb, 3),
pegasus->intr_buff, sizeof (pegasus->intr_buff),
intr_callback, pegasus, pegasus->intr_interval);
- if ((res = usb_submit_urb(pegasus->intr_urb, GFP_KERNEL)))
- warn("%s: failed intr_urb %d", __FUNCTION__, res);
- netif_start_queue(net);
- pegasus->flags |= PEGASUS_RUNNING;
+ if ((res = usb_submit_urb(pegasus->intr_urb, GFP_KERNEL))) {
+ if (netif_msg_ifup(pegasus))
+ pr_debug("%s: failed intr_urb, %d\n", net->name, res);
+ usb_kill_urb(pegasus->rx_urb);
+ goto exit;
+ }
if ((res = enable_net_traffic(net, pegasus->usb))) {
- err("can't enable_net_traffic() - %d", res);
+ if (netif_msg_ifup(pegasus))
+ pr_debug("%s: can't enable_net_traffic() - %d\n",
+ net->name, res);
res = -EIO;
- usb_unlink_urb(pegasus->rx_urb);
- usb_unlink_urb(pegasus->intr_urb);
+ usb_kill_urb(pegasus->rx_urb);
+ usb_kill_urb(pegasus->intr_urb);
free_skb_pool(pegasus);
goto exit;
}
set_carrier(net);
+ netif_start_queue(net);
+ if (netif_msg_ifup(pegasus))
+ pr_debug("%s: open\n", net->name);
res = 0;
exit:
return res;
static int pegasus_close(struct net_device *net)
{
- pegasus_t *pegasus = net->priv;
+ pegasus_t *pegasus = netdev_priv(net);
- pegasus->flags &= ~PEGASUS_RUNNING;
netif_stop_queue(net);
if (!(pegasus->flags & PEGASUS_UNPLUG))
disable_net_traffic(pegasus);
return 0;
}
-#ifdef CONFIG_MII
-static int pegasus_ethtool_ioctl(struct net_device *dev, void __user *useraddr)
-{
- u32 ethcmd;
- pegasus_t *pegasus = dev->priv;
-
- if (copy_from_user(ðcmd, useraddr, sizeof (ethcmd)))
- return -EFAULT;
-
- switch (ethcmd) {
- /* get driver-specific version/etc. info */
- case ETHTOOL_GDRVINFO:{
- struct ethtool_drvinfo info;
- memset (&info, 0, sizeof (info));
- info.cmd = ETHTOOL_GDRVINFO;
- strncpy(info.driver, driver_name,
- sizeof (info.driver) - 1);
- strncpy(info.version, DRIVER_VERSION,
- sizeof (info.version) - 1);
- usb_make_path(pegasus->usb, info.bus_info,
- sizeof (info.bus_info));
- if (copy_to_user(useraddr, &info, sizeof (info)))
- return -EFAULT;
- return 0;
- }
+static void pegasus_get_drvinfo(struct net_device *dev,
+ struct ethtool_drvinfo *info)
+{
+ pegasus_t *pegasus = netdev_priv(dev);
+ strncpy(info->driver, driver_name, sizeof (info->driver) - 1);
+ strncpy(info->version, DRIVER_VERSION, sizeof (info->version) - 1);
+ usb_make_path(pegasus->usb, info->bus_info, sizeof (info->bus_info));
+}
- /* get settings */
- case ETHTOOL_GSET:{
- struct ethtool_cmd ecmd = { ETHTOOL_GSET };
- mii_ethtool_gset(&pegasus->mii, &ecmd);
- if (copy_to_user(useraddr, &ecmd, sizeof (ecmd)))
- return -EFAULT;
- return 0;
- }
- /* set settings */
- case ETHTOOL_SSET:{
- int r;
- struct ethtool_cmd ecmd;
- if (copy_from_user(&ecmd, useraddr, sizeof (ecmd)))
- return -EFAULT;
- r = mii_ethtool_sset(&pegasus->mii, &ecmd);
- return r;
- }
- /* restart autonegotiation */
- case ETHTOOL_NWAY_RST:{
- return mii_nway_restart(&pegasus->mii);
- }
+/* also handles three patterns of some kind in hardware */
+#define WOL_SUPPORTED (WAKE_MAGIC|WAKE_PHY)
- /* get link status */
- case ETHTOOL_GLINK:{
- struct ethtool_value edata = { ETHTOOL_GLINK };
- edata.data = mii_link_ok(&pegasus->mii);
- if (copy_to_user(useraddr, &edata, sizeof (edata)))
- return -EFAULT;
- return 0;
- }
- /* get message-level */
- case ETHTOOL_GMSGLVL:{
- struct ethtool_value edata = { ETHTOOL_GMSGLVL };
- /* edata.data = pegasus->msg_enable; FIXME */
- if (copy_to_user(useraddr, &edata, sizeof (edata)))
- return -EFAULT;
- return 0;
- }
- /* set message-level */
- case ETHTOOL_SMSGLVL:{
- struct ethtool_value edata;
- if (copy_from_user(&edata, useraddr, sizeof (edata)))
- return -EFAULT;
- /* sp->msg_enable = edata.data; FIXME */
- return 0;
- }
+static void
+pegasus_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
+{
+ pegasus_t *pegasus = netdev_priv(dev);
- }
+ wol->supported = WAKE_MAGIC | WAKE_PHY;
+ wol->wolopts = pegasus->wolopts;
+}
- return -EOPNOTSUPP;
+static int
+pegasus_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
+{
+ pegasus_t *pegasus = netdev_priv(dev);
+ u8 reg78 = 0x04;
+
+ if (wol->wolopts & ~WOL_SUPPORTED)
+ return -EINVAL;
+
+ if (wol->wolopts & WAKE_MAGIC)
+ reg78 |= 0x80;
+ if (wol->wolopts & WAKE_PHY)
+ reg78 |= 0x40;
+ /* FIXME this 0x10 bit still needs to get set in the chip... */
+ if (wol->wolopts)
+ pegasus->eth_regs[0] |= 0x10;
+ else
+ pegasus->eth_regs[0] &= ~0x10;
+ pegasus->wolopts = wol->wolopts;
+ return set_register(pegasus, WakeupControl, reg78);
+}
+static inline void pegasus_reset_wol(struct net_device *dev)
+{
+ struct ethtool_wolinfo wol;
+
+ memset(&wol, 0, sizeof wol);
+ (void) pegasus_set_wol(dev, &wol);
}
-#else
-static int pegasus_ethtool_ioctl(struct net_device *net, void __user *uaddr)
+
+static int
+pegasus_get_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
{
pegasus_t *pegasus;
- int cmd;
- pegasus = net->priv;
- if (get_user(cmd, (int __user *) uaddr))
- return -EFAULT;
- switch (cmd) {
- case ETHTOOL_GDRVINFO:{
- struct ethtool_drvinfo info;
- memset (&info, 0, sizeof (info));
- info.cmd = ETHTOOL_GDRVINFO;
- strncpy(info.driver, driver_name,
- sizeof (info.driver) - 1);
- strncpy(info.version, DRIVER_VERSION,
- sizeof (info.version) - 1);
- usb_make_path(pegasus->usb, info.bus_info,
- sizeof (info.bus_info));
- if (copy_to_user(uaddr, &info, sizeof (info)))
- return -EFAULT;
- return 0;
- }
- case ETHTOOL_GSET:{
- struct ethtool_cmd ecmd;
- short lpa, bmcr;
- u8 port;
-
- memset(&ecmd, 0, sizeof (ecmd));
- ecmd.supported = (SUPPORTED_10baseT_Half |
- SUPPORTED_10baseT_Full |
- SUPPORTED_100baseT_Half |
- SUPPORTED_100baseT_Full |
- SUPPORTED_Autoneg |
- SUPPORTED_TP | SUPPORTED_MII);
- get_registers(pegasus, Reg7b, 1, &port);
- if (port == 0)
- ecmd.port = PORT_MII;
- else
- ecmd.port = PORT_TP;
- ecmd.transceiver = XCVR_INTERNAL;
- ecmd.phy_address = pegasus->phy;
- read_mii_word(pegasus, pegasus->phy, MII_BMCR, &bmcr);
- read_mii_word(pegasus, pegasus->phy, MII_LPA, &lpa);
- if (bmcr & BMCR_ANENABLE) {
- ecmd.autoneg = AUTONEG_ENABLE;
- ecmd.speed = lpa & (LPA_100HALF | LPA_100FULL) ?
- SPEED_100 : SPEED_10;
- if (ecmd.speed == SPEED_100)
- ecmd.duplex = lpa & LPA_100FULL ?
- DUPLEX_FULL : DUPLEX_HALF;
- else
- ecmd.duplex = lpa & LPA_10FULL ?
- DUPLEX_FULL : DUPLEX_HALF;
- } else {
- ecmd.autoneg = AUTONEG_DISABLE;
- ecmd.speed = bmcr & BMCR_SPEED100 ?
- SPEED_100 : SPEED_10;
- ecmd.duplex = bmcr & BMCR_FULLDPLX ?
- DUPLEX_FULL : DUPLEX_HALF;
- }
- if (copy_to_user(uaddr, &ecmd, sizeof (ecmd)))
- return -EFAULT;
-
- return 0;
- }
- case ETHTOOL_SSET:{
- return -EOPNOTSUPP;
- }
- case ETHTOOL_GLINK:{
- struct ethtool_value edata = { ETHTOOL_GLINK };
- edata.data = netif_carrier_ok(net);
- if (copy_to_user(uaddr, &edata, sizeof (edata)))
- return -EFAULT;
- return 0;
- }
- default:
- return -EOPNOTSUPP;
- }
+ if (in_atomic())
+ return 0;
+
+ pegasus = netdev_priv(dev);
+ mii_ethtool_gset(&pegasus->mii, ecmd);
+
+ return 0;
}
-#endif
+
+static int
+pegasus_set_settings(struct net_device *dev, struct ethtool_cmd *ecmd)
+{
+ pegasus_t *pegasus = netdev_priv(dev);
+ return mii_ethtool_sset(&pegasus->mii, ecmd);
+}
+
+static int pegasus_nway_reset(struct net_device *dev)
+{
+ pegasus_t *pegasus = netdev_priv(dev);
+ return mii_nway_restart(&pegasus->mii);
+}
+
+static u32 pegasus_get_link(struct net_device *dev)
+{
+ pegasus_t *pegasus = netdev_priv(dev);
+ return mii_link_ok(&pegasus->mii);
+}
+
+static u32 pegasus_get_msglevel(struct net_device *dev)
+{
+ pegasus_t *pegasus = netdev_priv(dev);
+ return pegasus->msg_enable;
+}
+
+static void pegasus_set_msglevel(struct net_device *dev, u32 v)
+{
+ pegasus_t *pegasus = netdev_priv(dev);
+ pegasus->msg_enable = v;
+}
+
+static struct ethtool_ops ops = {
+ .get_drvinfo = pegasus_get_drvinfo,
+ .get_settings = pegasus_get_settings,
+ .set_settings = pegasus_set_settings,
+ .nway_reset = pegasus_nway_reset,
+ .get_link = pegasus_get_link,
+ .get_msglevel = pegasus_get_msglevel,
+ .set_msglevel = pegasus_set_msglevel,
+ .get_wol = pegasus_get_wol,
+ .set_wol = pegasus_set_wol,
+};
+
static int pegasus_ioctl(struct net_device *net, struct ifreq *rq, int cmd)
{
__u16 *data = (__u16 *) & rq->ifr_ifru;
- pegasus_t *pegasus = net->priv;
+ pegasus_t *pegasus = netdev_priv(net);
int res;
switch (cmd) {
- case SIOCETHTOOL:
- res = pegasus_ethtool_ioctl(net, rq->ifr_data);
- break;
case SIOCDEVPRIVATE:
data[0] = pegasus->phy;
case SIOCDEVPRIVATE + 1:
static void pegasus_set_multicast(struct net_device *net)
{
- pegasus_t *pegasus = net->priv;
+ pegasus_t *pegasus = netdev_priv(net);
if (net->flags & IFF_PROMISC) {
pegasus->eth_regs[EthCtrl2] |= RX_PROMISCUOUS;
- info("%s: Promiscuous mode enabled", net->name);
- } else if ((net->mc_count > multicast_filter_limit) ||
+ if (netif_msg_link(pegasus))
+ pr_info("%s: Promiscuous mode enabled.\n", net->name);
+ } else if (net->mc_count ||
(net->flags & IFF_ALLMULTI)) {
pegasus->eth_regs[EthCtrl0] |= RX_MULTICAST;
pegasus->eth_regs[EthCtrl2] &= ~RX_PROMISCUOUS;
- info("%s set allmulti", net->name);
+ if (netif_msg_link(pegasus))
+ pr_info("%s: set allmulti\n", net->name);
} else {
pegasus->eth_regs[EthCtrl0] &= ~RX_MULTICAST;
pegasus->eth_regs[EthCtrl2] &= ~RX_PROMISCUOUS;
static inline void setup_pegasus_II(pegasus_t * pegasus)
{
- u16 data = 0xa5;
+ __u8 data = 0xa5;
set_register(pegasus, Reg1d, 0);
set_register(pegasus, Reg7b, 1);
set_register(pegasus, Reg81, 2);
}
+
+static struct workqueue_struct *pegasus_workqueue = NULL;
+#define CARRIER_CHECK_DELAY (2 * HZ)
+
+static void check_carrier(void *data)
+{
+ pegasus_t *pegasus = data;
+ set_carrier(pegasus->net);
+ if (!(pegasus->flags & PEGASUS_UNPLUG)) {
+ queue_delayed_work(pegasus_workqueue, &pegasus->carrier_check,
+ CARRIER_CHECK_DELAY);
+ }
+}
+
static int pegasus_probe(struct usb_interface *intf,
const struct usb_device_id *id)
{
int res = -ENOMEM;
usb_get_dev(dev);
- if (!(pegasus = kmalloc(sizeof (struct pegasus), GFP_KERNEL))) {
- err("out of memory allocating device structure");
+ net = alloc_etherdev(sizeof(struct pegasus));
+ if (!net) {
+ dev_err(&intf->dev, "can't allocate %s\n", "device");
goto out;
}
+ pegasus = netdev_priv(net);
memset(pegasus, 0, sizeof (struct pegasus));
pegasus->dev_index = dev_index;
init_waitqueue_head(&pegasus->ctrl_wait);
- if (!alloc_urbs(pegasus))
+ if (!alloc_urbs(pegasus)) {
+ dev_err(&intf->dev, "can't allocate %s\n", "urbs");
goto out1;
-
- net = alloc_etherdev(0);
- if (!net)
- goto out2;
+ }
tasklet_init(&pegasus->rx_tl, rx_fixup, (unsigned long) pegasus);
+ INIT_WORK(&pegasus->carrier_check, check_carrier, pegasus);
+
+ pegasus->intf = intf;
pegasus->usb = dev;
pegasus->net = net;
SET_MODULE_OWNER(net);
- net->priv = pegasus;
net->open = pegasus_open;
net->stop = pegasus_close;
net->watchdog_timeo = PEGASUS_TX_TIMEOUT;
net->hard_start_xmit = pegasus_start_xmit;
net->set_multicast_list = pegasus_set_multicast;
net->get_stats = pegasus_netdev_stats;
- net->mtu = PEGASUS_MTU;
+ SET_ETHTOOL_OPS(net, &ops);
pegasus->mii.dev = net;
pegasus->mii.mdio_read = mdio_read;
pegasus->mii.mdio_write = mdio_write;
pegasus->mii.phy_id_mask = 0x1f;
pegasus->mii.reg_num_mask = 0x1f;
spin_lock_init(&pegasus->rx_pool_lock);
+ pegasus->msg_enable = netif_msg_init (msg_level, NETIF_MSG_DRV
+ | NETIF_MSG_PROBE | NETIF_MSG_LINK);
pegasus->features = usb_dev_id[dev_index].private;
get_interrupt_interval(pegasus);
if (reset_mac(pegasus)) {
- err("can't reset MAC");
+ dev_err(&intf->dev, "can't reset MAC\n");
res = -EIO;
- goto out3;
+ goto out2;
}
set_ethernet_addr(pegasus);
fill_skb_pool(pegasus);
if (pegasus->features & PEGASUS_II) {
- info("setup Pegasus II specific registers");
+ dev_info(&intf->dev, "setup Pegasus II specific registers\n");
setup_pegasus_II(pegasus);
}
pegasus->phy = mii_phy_probe(pegasus);
if (pegasus->phy == 0xff) {
- warn("can't locate MII phy, using default");
+ dev_warn(&intf->dev, "can't locate MII phy, using default\n");
pegasus->phy = 1;
}
+ pegasus->mii.phy_id = pegasus->phy;
usb_set_intfdata(intf, pegasus);
SET_NETDEV_DEV(net, &intf->dev);
+ pegasus_reset_wol(net);
res = register_netdev(net);
if (res)
- goto out4;
- printk("%s: %s\n", net->name, usb_dev_id[dev_index].name);
+ goto out3;
+ queue_delayed_work(pegasus_workqueue, &pegasus->carrier_check,
+ CARRIER_CHECK_DELAY);
+
+ dev_info(&intf->dev, "%s, %s, %02x:%02x:%02x:%02x:%02x:%02x\n",
+ net->name,
+ usb_dev_id[dev_index].name,
+ net->dev_addr [0], net->dev_addr [1],
+ net->dev_addr [2], net->dev_addr [3],
+ net->dev_addr [4], net->dev_addr [5]);
return 0;
-out4:
+out3:
usb_set_intfdata(intf, NULL);
free_skb_pool(pegasus);
-out3:
- free_netdev(net);
out2:
free_all_urbs(pegasus);
out1:
- kfree(pegasus);
+ free_netdev(net);
out:
usb_put_dev(dev);
return res;
usb_set_intfdata(intf, NULL);
if (!pegasus) {
- warn("unregistering non-existant device");
+ dev_dbg(&intf->dev, "unregistering non-bound device?\n");
return;
}
pegasus->flags |= PEGASUS_UNPLUG;
+ cancel_delayed_work(&pegasus->carrier_check);
unregister_netdev(pegasus->net);
usb_put_dev(interface_to_usbdev(intf));
+ unlink_all_urbs(pegasus);
free_all_urbs(pegasus);
free_skb_pool(pegasus);
if (pegasus->rx_skb)
dev_kfree_skb(pegasus->rx_skb);
free_netdev(pegasus->net);
- kfree(pegasus);
+}
+
+static int pegasus_suspend (struct usb_interface *intf, pm_message_t message)
+{
+ struct pegasus *pegasus = usb_get_intfdata(intf);
+
+ netif_device_detach (pegasus->net);
+ if (netif_running(pegasus->net)) {
+ cancel_delayed_work(&pegasus->carrier_check);
+
+ usb_kill_urb(pegasus->rx_urb);
+ usb_kill_urb(pegasus->intr_urb);
+ }
+ return 0;
+}
+
+static int pegasus_resume (struct usb_interface *intf)
+{
+ struct pegasus *pegasus = usb_get_intfdata(intf);
+
+ netif_device_attach (pegasus->net);
+ if (netif_running(pegasus->net)) {
+ pegasus->rx_urb->status = 0;
+ pegasus->rx_urb->actual_length = 0;
+ read_bulk_callback(pegasus->rx_urb, NULL);
+
+ pegasus->intr_urb->status = 0;
+ pegasus->intr_urb->actual_length = 0;
+ intr_callback(pegasus->intr_urb, NULL);
+
+ queue_delayed_work(pegasus_workqueue, &pegasus->carrier_check,
+ CARRIER_CHECK_DELAY);
+ }
+ return 0;
}
static struct usb_driver pegasus_driver = {
.probe = pegasus_probe,
.disconnect = pegasus_disconnect,
.id_table = pegasus_ids,
+ .suspend = pegasus_suspend,
+ .resume = pegasus_resume,
};
+static void parse_id(char *id)
+{
+ unsigned int vendor_id=0, device_id=0, flags=0, i=0;
+ char *token, *name=NULL;
+
+ if ((token = strsep(&id, ":")) != NULL)
+ name = token;
+ /* name now points to a null terminated string*/
+ if ((token = strsep(&id, ":")) != NULL)
+ vendor_id = simple_strtoul(token, NULL, 16);
+ if ((token = strsep(&id, ":")) != NULL)
+ device_id = simple_strtoul(token, NULL, 16);
+ flags = simple_strtoul(id, NULL, 16);
+ pr_info("%s: new device %s, vendor ID 0x%04x, device ID 0x%04x, flags: 0x%x\n",
+ driver_name, name, vendor_id, device_id, flags);
+
+ if (vendor_id > 0x10000 || vendor_id == 0)
+ return;
+ if (device_id > 0x10000 || device_id == 0)
+ return;
+
+ for (i=0; usb_dev_id[i].name; i++);
+ usb_dev_id[i].name = name;
+ usb_dev_id[i].vendor = vendor_id;
+ usb_dev_id[i].device = device_id;
+ usb_dev_id[i].private = flags;
+ pegasus_ids[i].match_flags = USB_DEVICE_ID_MATCH_DEVICE;
+ pegasus_ids[i].idVendor = vendor_id;
+ pegasus_ids[i].idProduct = device_id;
+}
+
static int __init pegasus_init(void)
{
- info(DRIVER_VERSION ":" DRIVER_DESC);
+ pr_info("%s: %s, " DRIVER_DESC "\n", driver_name, DRIVER_VERSION);
+ if (devid)
+ parse_id(devid);
+ pegasus_workqueue = create_singlethread_workqueue("pegasus");
+ if (!pegasus_workqueue)
+ return -ENOMEM;
return usb_register(&pegasus_driver);
}
static void __exit pegasus_exit(void)
{
+ destroy_workqueue(pegasus_workqueue);
usb_deregister(&pegasus_driver);
}