diff options
Diffstat (limited to 'drivers/net/usb/catc.c')
| -rw-r--r-- | drivers/net/usb/catc.c | 234 |
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); |
