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path: root/drivers/net/usb/catc.c
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Diffstat (limited to 'drivers/net/usb/catc.c')
-rw-r--r--drivers/net/usb/catc.c234
1 files changed, 118 insertions, 116 deletions
diff --git a/drivers/net/usb/catc.c b/drivers/net/usb/catc.c
index 76752d84a30..8cfc3bb0c6a 100644
--- a/drivers/net/usb/catc.c
+++ b/drivers/net/usb/catc.c
@@ -24,19 +24,16 @@
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
*
* Should you need to contact me, the author, you can do so either by
* e-mail - mail your message to <vojtech@suse.cz>, or by paper mail:
* Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic
*/
-#include <linux/init.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/string.h>
-#include <linux/slab.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
#include <linux/skbuff.h>
@@ -44,6 +41,7 @@
#include <linux/ethtool.h>
#include <linux/crc32.h>
#include <linux/bitops.h>
+#include <linux/gfp.h>
#include <asm/uaccess.h>
#undef DEBUG
@@ -163,7 +161,6 @@ struct catc {
struct net_device *netdev;
struct usb_device *usbdev;
- struct net_device_stats stats;
unsigned long flags;
unsigned int tx_ptr, tx_idx;
@@ -229,14 +226,16 @@ static void catc_rx_done(struct urb *urb)
u8 *pkt_start = urb->transfer_buffer;
struct sk_buff *skb;
int pkt_len, pkt_offset = 0;
+ int status = urb->status;
if (!catc->is_f5u011) {
clear_bit(RX_RUNNING, &catc->flags);
pkt_offset = 2;
}
- if (urb->status) {
- dbg("rx_done, status %d, length %d", urb->status, urb->actual_length);
+ if (status) {
+ dev_dbg(&urb->dev->dev, "rx_done, status %d, length %d\n",
+ status, urb->actual_length);
return;
}
@@ -244,8 +243,8 @@ static void catc_rx_done(struct urb *urb)
if(!catc->is_f5u011) {
pkt_len = le16_to_cpup((__le16*)pkt_start);
if (pkt_len > urb->actual_length) {
- catc->stats.rx_length_errors++;
- catc->stats.rx_errors++;
+ catc->netdev->stats.rx_length_errors++;
+ catc->netdev->stats.rx_errors++;
break;
}
} else {
@@ -261,8 +260,8 @@ static void catc_rx_done(struct urb *urb)
skb->protocol = eth_type_trans(skb, catc->netdev);
netif_rx(skb);
- catc->stats.rx_packets++;
- catc->stats.rx_bytes += pkt_len;
+ catc->netdev->stats.rx_packets++;
+ catc->netdev->stats.rx_bytes += pkt_len;
/* F5U011 only does one packet per RX */
if (catc->is_f5u011)
@@ -271,16 +270,15 @@ static void catc_rx_done(struct urb *urb)
} while (pkt_start - (u8 *) urb->transfer_buffer < urb->actual_length);
- catc->netdev->last_rx = jiffies;
-
if (catc->is_f5u011) {
if (atomic_read(&catc->recq_sz)) {
- int status;
+ int state;
atomic_dec(&catc->recq_sz);
- dbg("getting extra packet");
+ netdev_dbg(catc->netdev, "getting extra packet\n");
urb->dev = catc->usbdev;
- if ((status = usb_submit_urb(urb, GFP_ATOMIC)) < 0) {
- dbg("submit(rx_urb) status %d", status);
+ if ((state = usb_submit_urb(urb, GFP_ATOMIC)) < 0) {
+ netdev_dbg(catc->netdev,
+ "submit(rx_urb) status %d\n", state);
}
} else {
clear_bit(RX_RUNNING, &catc->flags);
@@ -292,8 +290,9 @@ static void catc_irq_done(struct urb *urb)
{
struct catc *catc = urb->context;
u8 *data = urb->transfer_buffer;
- int status;
+ int status = urb->status;
unsigned int hasdata = 0, linksts = LinkNoChange;
+ int res;
if (!catc->is_f5u011) {
hasdata = data[1] & 0x80;
@@ -309,7 +308,7 @@ static void catc_irq_done(struct urb *urb)
linksts = LinkBad;
}
- switch (urb->status) {
+ switch (status) {
case 0: /* success */
break;
case -ECONNRESET: /* unlink */
@@ -318,18 +317,20 @@ static void catc_irq_done(struct urb *urb)
return;
/* -EPIPE: should clear the halt */
default: /* error */
- dbg("irq_done, status %d, data %02x %02x.", urb->status, data[0], data[1]);
+ dev_dbg(&urb->dev->dev,
+ "irq_done, status %d, data %02x %02x.\n",
+ status, data[0], data[1]);
goto resubmit;
}
if (linksts == LinkGood) {
netif_carrier_on(catc->netdev);
- dbg("link ok");
+ netdev_dbg(catc->netdev, "link ok\n");
}
if (linksts == LinkBad) {
netif_carrier_off(catc->netdev);
- dbg("link bad");
+ netdev_dbg(catc->netdev, "link bad\n");
}
if (hasdata) {
@@ -338,17 +339,19 @@ static void catc_irq_done(struct urb *urb)
atomic_inc(&catc->recq_sz);
} else {
catc->rx_urb->dev = catc->usbdev;
- if ((status = usb_submit_urb(catc->rx_urb, GFP_ATOMIC)) < 0) {
- err("submit(rx_urb) status %d", status);
+ if ((res = usb_submit_urb(catc->rx_urb, GFP_ATOMIC)) < 0) {
+ dev_err(&catc->usbdev->dev,
+ "submit(rx_urb) status %d\n", res);
}
}
}
resubmit:
- status = usb_submit_urb (urb, GFP_ATOMIC);
- if (status)
- err ("can't resubmit intr, %s-%s, status %d",
- catc->usbdev->bus->bus_name,
- catc->usbdev->devpath, status);
+ res = usb_submit_urb (urb, GFP_ATOMIC);
+ if (res)
+ dev_err(&catc->usbdev->dev,
+ "can't resubmit intr, %s-%s, status %d\n",
+ catc->usbdev->bus->bus_name,
+ catc->usbdev->devpath, res);
}
/*
@@ -367,7 +370,8 @@ static int catc_tx_run(struct catc *catc)
catc->tx_urb->dev = catc->usbdev;
if ((status = usb_submit_urb(catc->tx_urb, GFP_ATOMIC)) < 0)
- err("submit(tx_urb), status %d", status);
+ dev_err(&catc->usbdev->dev, "submit(tx_urb), status %d\n",
+ status);
catc->tx_idx = !catc->tx_idx;
catc->tx_ptr = 0;
@@ -380,20 +384,21 @@ static void catc_tx_done(struct urb *urb)
{
struct catc *catc = urb->context;
unsigned long flags;
- int r;
+ int r, status = urb->status;
- if (urb->status == -ECONNRESET) {
- dbg("Tx Reset.");
+ if (status == -ECONNRESET) {
+ dev_dbg(&urb->dev->dev, "Tx Reset.\n");
urb->status = 0;
catc->netdev->trans_start = jiffies;
- catc->stats.tx_errors++;
+ catc->netdev->stats.tx_errors++;
clear_bit(TX_RUNNING, &catc->flags);
netif_wake_queue(catc->netdev);
return;
}
- if (urb->status) {
- dbg("tx_done, status %d, length %d", urb->status, urb->actual_length);
+ if (status) {
+ dev_dbg(&urb->dev->dev, "tx_done, status %d, length %d\n",
+ status, urb->actual_length);
return;
}
@@ -412,7 +417,8 @@ static void catc_tx_done(struct urb *urb)
spin_unlock_irqrestore(&catc->tx_lock, flags);
}
-static int catc_hard_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;
@@ -423,7 +429,10 @@ static int catc_hard_start_xmit(struct sk_buff *skb, struct net_device *netdev)
catc->tx_ptr = (((catc->tx_ptr - 1) >> 6) + 1) << 6;
tx_buf = catc->tx_buf[catc->tx_idx] + catc->tx_ptr;
- *((u16*)tx_buf) = (catc->is_f5u011) ? cpu_to_be16((u16)skb->len) : cpu_to_le16((u16)skb->len);
+ if (catc->is_f5u011)
+ *(__be16 *)tx_buf = cpu_to_be16(skb->len);
+ else
+ *(__le16 *)tx_buf = cpu_to_le16(skb->len);
skb_copy_from_linear_data(skb, tx_buf + 2, skb->len);
catc->tx_ptr += skb->len + 2;
@@ -433,27 +442,27 @@ static int catc_hard_start_xmit(struct sk_buff *skb, struct net_device *netdev)
clear_bit(TX_RUNNING, &catc->flags);
}
- if ((catc->is_f5u011 && catc->tx_ptr)
- || (catc->tx_ptr >= ((TX_MAX_BURST - 1) * (PKT_SZ + 2))))
+ if ((catc->is_f5u011 && catc->tx_ptr) ||
+ (catc->tx_ptr >= ((TX_MAX_BURST - 1) * (PKT_SZ + 2))))
netif_stop_queue(netdev);
spin_unlock_irqrestore(&catc->tx_lock, flags);
if (r >= 0) {
- catc->stats.tx_bytes += skb->len;
- catc->stats.tx_packets++;
+ catc->netdev->stats.tx_bytes += skb->len;
+ catc->netdev->stats.tx_packets++;
}
dev_kfree_skb(skb);
- return 0;
+ return NETDEV_TX_OK;
}
static void catc_tx_timeout(struct net_device *netdev)
{
struct catc *catc = netdev_priv(netdev);
- warn("Transmit timed out.");
+ dev_warn(&netdev->dev, "Transmit timed out.\n");
usb_unlink_urb(catc->tx_urb);
}
@@ -492,8 +501,9 @@ static void catc_ctrl_run(struct catc *catc)
if (!q->dir && q->buf && q->len)
memcpy(catc->ctrl_buf, q->buf, q->len);
- if ((status = usb_submit_urb(catc->ctrl_urb, GFP_KERNEL)))
- err("submit(ctrl_urb) status %d", status);
+ if ((status = usb_submit_urb(catc->ctrl_urb, GFP_ATOMIC)))
+ dev_err(&catc->usbdev->dev, "submit(ctrl_urb) status %d\n",
+ status);
}
static void catc_ctrl_done(struct urb *urb)
@@ -501,9 +511,11 @@ static void catc_ctrl_done(struct urb *urb)
struct catc *catc = urb->context;
struct ctrl_queue *q;
unsigned long flags;
+ int status = urb->status;
- if (urb->status)
- dbg("ctrl_done, status %d, len %d.", urb->status, urb->actual_length);
+ if (status)
+ dev_dbg(&urb->dev->dev, "ctrl_done, status %d, len %d.\n",
+ status, urb->actual_length);
spin_lock_irqsave(&catc->ctrl_lock, flags);
@@ -551,7 +563,7 @@ static int catc_ctrl_async(struct catc *catc, u8 dir, u8 request, u16 value,
catc->ctrl_head = (catc->ctrl_head + 1) & (CTRL_QUEUE - 1);
if (catc->ctrl_head == catc->ctrl_tail) {
- err("ctrl queue full");
+ dev_err(&catc->usbdev->dev, "ctrl queue full\n");
catc->ctrl_tail = (catc->ctrl_tail + 1) & (CTRL_QUEUE - 1);
retval = -1;
}
@@ -584,15 +596,15 @@ static void catc_stats_done(struct catc *catc, struct ctrl_queue *q)
switch (index) {
case TxSingleColl:
case TxMultiColl:
- catc->stats.collisions += data - last;
+ catc->netdev->stats.collisions += data - last;
break;
case TxExcessColl:
- catc->stats.tx_aborted_errors += data - last;
- catc->stats.tx_errors += data - last;
+ catc->netdev->stats.tx_aborted_errors += data - last;
+ catc->netdev->stats.tx_errors += data - last;
break;
case RxFramErr:
- catc->stats.rx_frame_errors += data - last;
- catc->stats.rx_errors += data - last;
+ catc->netdev->stats.rx_frame_errors += data - last;
+ catc->netdev->stats.rx_errors += data - last;
break;
}
@@ -610,12 +622,6 @@ static void catc_stats_timer(unsigned long data)
mod_timer(&catc->timer, jiffies + STATS_UPDATE);
}
-static struct net_device_stats *catc_get_stats(struct net_device *netdev)
-{
- struct catc *catc = netdev_priv(netdev);
- return &catc->stats;
-}
-
/*
* Receive modes. Broadcast, Multicast, Promisc.
*/
@@ -631,12 +637,11 @@ static void catc_multicast(unsigned char *addr, u8 *multicast)
static void catc_set_multicast_list(struct net_device *netdev)
{
struct catc *catc = netdev_priv(netdev);
- struct dev_mc_list *mc;
- u8 broadcast[6];
+ struct netdev_hw_addr *ha;
+ u8 broadcast[ETH_ALEN];
u8 rx = RxEnable | RxPolarity | RxMultiCast;
- int i;
- memset(broadcast, 0xff, 6);
+ memset(broadcast, 0xff, ETH_ALEN);
memset(catc->multicast, 0, 64);
catc_multicast(broadcast, catc->multicast);
@@ -650,8 +655,8 @@ static void catc_set_multicast_list(struct net_device *netdev)
if (netdev->flags & IFF_ALLMULTI) {
memset(catc->multicast, 0xff, 64);
} else {
- for (i = 0, mc = netdev->mc_list; mc && i < netdev->mc_count; i++, mc = mc->next) {
- u32 crc = ether_crc_le(6, mc->dmi_addr);
+ netdev_for_each_mc_addr(ha, netdev) {
+ u32 crc = ether_crc_le(6, ha->addr);
if (!catc->is_f5u011) {
catc->multicast[(crc >> 3) & 0x3f] |= 1 << (crc & 7);
} else {
@@ -666,7 +671,9 @@ static void catc_set_multicast_list(struct net_device *netdev)
f5u011_mchash_async(catc, catc->multicast);
if (catc->rxmode[0] != rx) {
catc->rxmode[0] = rx;
- dbg("Setting RX mode to %2.2X %2.2X", catc->rxmode[0], catc->rxmode[1]);
+ netdev_dbg(catc->netdev,
+ "Setting RX mode to %2.2X %2.2X\n",
+ catc->rxmode[0], catc->rxmode[1]);
f5u011_rxmode_async(catc, catc->rxmode);
}
}
@@ -676,9 +683,9 @@ static void catc_get_drvinfo(struct net_device *dev,
struct ethtool_drvinfo *info)
{
struct catc *catc = netdev_priv(dev);
- strncpy(info->driver, driver_name, ETHTOOL_BUSINFO_LEN);
- strncpy(info->version, DRIVER_VERSION, ETHTOOL_BUSINFO_LEN);
- usb_make_path (catc->usbdev, info->bus_info, sizeof info->bus_info);
+ strlcpy(info->driver, driver_name, sizeof(info->driver));
+ strlcpy(info->version, DRIVER_VERSION, sizeof(info->version));
+ usb_make_path(catc->usbdev, info->bus_info, sizeof(info->bus_info));
}
static int catc_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
@@ -689,7 +696,7 @@ static int catc_get_settings(struct net_device *dev, struct ethtool_cmd *cmd)
cmd->supported = SUPPORTED_10baseT_Half | SUPPORTED_TP;
cmd->advertising = ADVERTISED_10baseT_Half | ADVERTISED_TP;
- cmd->speed = SPEED_10;
+ ethtool_cmd_speed_set(cmd, SPEED_10);
cmd->duplex = DUPLEX_HALF;
cmd->port = PORT_TP;
cmd->phy_address = 0;
@@ -700,7 +707,7 @@ 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
@@ -717,7 +724,8 @@ static int catc_open(struct net_device *netdev)
catc->irq_urb->dev = catc->usbdev;
if ((status = usb_submit_urb(catc->irq_urb, GFP_KERNEL)) < 0) {
- err("submit(irq_urb) status %d", status);
+ dev_err(&catc->usbdev->dev, "submit(irq_urb) status %d\n",
+ status);
return -1;
}
@@ -746,21 +754,34 @@ static int catc_stop(struct net_device *netdev)
return 0;
}
+static const struct net_device_ops catc_netdev_ops = {
+ .ndo_open = catc_open,
+ .ndo_stop = catc_stop,
+ .ndo_start_xmit = catc_start_xmit,
+
+ .ndo_tx_timeout = catc_tx_timeout,
+ .ndo_set_rx_mode = catc_set_multicast_list,
+ .ndo_change_mtu = eth_change_mtu,
+ .ndo_set_mac_address = eth_mac_addr,
+ .ndo_validate_addr = eth_validate_addr,
+};
+
/*
* USB probe, disconnect.
*/
static int catc_probe(struct usb_interface *intf, const struct usb_device_id *id)
{
+ struct device *dev = &intf->dev;
struct usb_device *usbdev = interface_to_usbdev(intf);
struct net_device *netdev;
struct catc *catc;
- u8 broadcast[6];
+ u8 broadcast[ETH_ALEN];
int i, pktsz;
if (usb_set_interface(usbdev,
intf->altsetting->desc.bInterfaceNumber, 1)) {
- err("Can't set altsetting 1.");
+ dev_err(dev, "Can't set altsetting 1.\n");
return -EIO;
}
@@ -770,14 +791,9 @@ static int catc_probe(struct usb_interface *intf, const struct usb_device_id *id
catc = netdev_priv(netdev);
- netdev->open = catc_open;
- netdev->hard_start_xmit = catc_hard_start_xmit;
- netdev->stop = catc_stop;
- netdev->get_stats = catc_get_stats;
- netdev->tx_timeout = catc_tx_timeout;
+ netdev->netdev_ops = &catc_netdev_ops;
netdev->watchdog_timeo = TX_TIMEOUT;
- netdev->set_multicast_list = catc_set_multicast_list;
- SET_ETHTOOL_OPS(netdev, &ops);
+ netdev->ethtool_ops = &ops;
catc->usbdev = usbdev;
catc->netdev = netdev;
@@ -795,7 +811,7 @@ static int catc_probe(struct usb_interface *intf, const struct usb_device_id *id
catc->irq_urb = usb_alloc_urb(0, GFP_KERNEL);
if ((!catc->ctrl_urb) || (!catc->tx_urb) ||
(!catc->rx_urb) || (!catc->irq_urb)) {
- err("No free urbs available.");
+ dev_err(&intf->dev, "No free urbs available.\n");
usb_free_urb(catc->ctrl_urb);
usb_free_urb(catc->tx_urb);
usb_free_urb(catc->rx_urb);
@@ -808,7 +824,7 @@ static int catc_probe(struct usb_interface *intf, const struct usb_device_id *id
if (le16_to_cpu(usbdev->descriptor.idVendor) == 0x0423 &&
le16_to_cpu(usbdev->descriptor.idProduct) == 0xa &&
le16_to_cpu(catc->usbdev->descriptor.bcdDevice) == 0x0130) {
- dbg("Testing for f5u011");
+ dev_dbg(dev, "Testing for f5u011\n");
catc->is_f5u011 = 1;
atomic_set(&catc->recq_sz, 0);
pktsz = RX_PKT_SZ;
@@ -829,7 +845,7 @@ static int catc_probe(struct usb_interface *intf, const struct usb_device_id *id
catc->irq_buf, 2, catc_irq_done, catc, 1);
if (!catc->is_f5u011) {
- dbg("Checking memory size\n");
+ dev_dbg(dev, "Checking memory size\n");
i = 0x12345678;
catc_write_mem(catc, 0x7a80, &i, 4);
@@ -841,61 +857,60 @@ static int catc_probe(struct usb_interface *intf, const struct usb_device_id *id
case 0x12345678:
catc_set_reg(catc, TxBufCount, 8);
catc_set_reg(catc, RxBufCount, 32);
- dbg("64k Memory\n");
+ dev_dbg(dev, "64k Memory\n");
break;
default:
- warn("Couldn't detect memory size, assuming 32k");
+ dev_warn(&intf->dev,
+ "Couldn't detect memory size, assuming 32k\n");
case 0x87654321:
catc_set_reg(catc, TxBufCount, 4);
catc_set_reg(catc, RxBufCount, 16);
- dbg("32k Memory\n");
+ dev_dbg(dev, "32k Memory\n");
break;
}
- dbg("Getting MAC from SEEROM.");
+ dev_dbg(dev, "Getting MAC from SEEROM.\n");
catc_get_mac(catc, netdev->dev_addr);
- dbg("Setting MAC into registers.");
+ dev_dbg(dev, "Setting MAC into registers.\n");
for (i = 0; i < 6; i++)
catc_set_reg(catc, StationAddr0 - i, netdev->dev_addr[i]);
- dbg("Filling the multicast list.");
+ dev_dbg(dev, "Filling the multicast list.\n");
- memset(broadcast, 0xff, 6);
+ memset(broadcast, 0xff, ETH_ALEN);
catc_multicast(broadcast, catc->multicast);
catc_multicast(netdev->dev_addr, catc->multicast);
catc_write_mem(catc, 0xfa80, catc->multicast, 64);
- dbg("Clearing error counters.");
+ dev_dbg(dev, "Clearing error counters.\n");
for (i = 0; i < 8; i++)
catc_set_reg(catc, EthStats + i, 0);
catc->last_stats = jiffies;
- dbg("Enabling.");
+ dev_dbg(dev, "Enabling.\n");
catc_set_reg(catc, MaxBurst, RX_MAX_BURST);
catc_set_reg(catc, OpModes, OpTxMerge | OpRxMerge | OpLenInclude | Op3MemWaits);
catc_set_reg(catc, LEDCtrl, LEDLink);
catc_set_reg(catc, RxUnit, RxEnable | RxPolarity | RxMultiCast);
} else {
- dbg("Performing reset\n");
+ dev_dbg(dev, "Performing reset\n");
catc_reset(catc);
catc_get_mac(catc, netdev->dev_addr);
- dbg("Setting RX Mode");
+ dev_dbg(dev, "Setting RX Mode\n");
catc->rxmode[0] = RxEnable | RxPolarity | RxMultiCast;
catc->rxmode[1] = 0;
f5u011_rxmode(catc, catc->rxmode);
}
- dbg("Init done.");
- printk(KERN_INFO "%s: %s USB Ethernet at usb-%s-%s, ",
+ dev_dbg(dev, "Init done.\n");
+ printk(KERN_INFO "%s: %s USB Ethernet at usb-%s-%s, %pM.\n",
netdev->name, (catc->is_f5u011) ? "Belkin F5U011" : "CATC EL1210A NetMate",
- usbdev->bus->bus_name, usbdev->devpath);
- for (i = 0; i < 5; i++) printk("%2.2x:", netdev->dev_addr[i]);
- printk("%2.2x.\n", netdev->dev_addr[i]);
+ usbdev->bus->bus_name, usbdev->devpath, netdev->dev_addr);
usb_set_intfdata(intf, catc);
SET_NETDEV_DEV(netdev, &intf->dev);
@@ -944,20 +959,7 @@ static struct usb_driver catc_driver = {
.probe = catc_probe,
.disconnect = catc_disconnect,
.id_table = catc_id_table,
+ .disable_hub_initiated_lpm = 1,
};
-static int __init catc_init(void)
-{
- int result = usb_register(&catc_driver);
- if (result == 0)
- info(DRIVER_VERSION " " DRIVER_DESC);
- return result;
-}
-
-static void __exit catc_exit(void)
-{
- usb_deregister(&catc_driver);
-}
-
-module_init(catc_init);
-module_exit(catc_exit);
+module_usb_driver(catc_driver);