Lines Matching refs:pegasus
43 #include "pegasus.h"
52 static const char driver_name[] = "pegasus";
68 #include "pegasus.h"
80 * IDs as the Belkin F5D5050, so we need to teach the pegasus driver to
82 * case anyway, seeing as the pegasus is for "Wired" adaptors.
87 #include "pegasus.h"
125 static int get_registers(pegasus_t *pegasus, __u16 indx, __u16 size, void *data)
127 return usb_control_msg_recv(pegasus->usb, 0, PEGASUS_REQ_GET_REGS,
132 static int set_registers(pegasus_t *pegasus, __u16 indx, __u16 size,
137 ret = usb_control_msg_send(pegasus->usb, 0, PEGASUS_REQ_SET_REGS,
141 netif_dbg(pegasus, drv, pegasus->net, "%s failed with %d\n", __func__, ret);
151 static int set_register(pegasus_t *pegasus, __u16 indx, __u8 data)
156 ret = usb_control_msg_send(pegasus->usb, 0, PEGASUS_REQ_SET_REG,
160 netif_dbg(pegasus, drv, pegasus->net, "%s failed with %d\n", __func__, ret);
165 static int update_eth_regs_async(pegasus_t *pegasus)
186 usb_fill_control_urb(async_urb, pegasus->usb,
187 usb_sndctrlpipe(pegasus->usb, 0), (void *)req,
188 pegasus->eth_regs, 3, async_ctrl_callback, req);
193 netif_device_detach(pegasus->net);
194 netif_err(pegasus, drv, pegasus->net,
237 static int read_mii_word(pegasus_t *pegasus, __u8 phy, __u8 indx, __u16 *regd)
239 return __mii_op(pegasus, phy, indx, regd, PHY_READ);
243 static int write_mii_word(pegasus_t *pegasus, __u8 phy, __u8 indx, __u16 *regd)
245 return __mii_op(pegasus, phy, indx, regd, PHY_WRITE);
250 pegasus_t *pegasus = netdev_priv(dev);
254 ret = read_mii_word(pegasus, phy_id, loc, &res);
263 pegasus_t *pegasus = netdev_priv(dev);
266 write_mii_word(pegasus, phy_id, loc, &data);
269 static int read_eprom_word(pegasus_t *pegasus, __u8 index, __u16 *retdata)
275 set_register(pegasus, EpromCtrl, 0);
276 set_register(pegasus, EpromOffset, index);
277 set_register(pegasus, EpromCtrl, EPROM_READ);
280 ret = get_registers(pegasus, EpromCtrl, 1, &tmp);
291 ret = get_registers(pegasus, EpromData, 2, &retdatai);
298 netif_dbg(pegasus, drv, pegasus->net, "%s failed\n", __func__);
303 static inline void enable_eprom_write(pegasus_t *pegasus)
307 get_registers(pegasus, EthCtrl2, 1, &tmp);
308 set_register(pegasus, EthCtrl2, tmp | EPROM_WR_ENABLE);
311 static inline void disable_eprom_write(pegasus_t *pegasus)
315 get_registers(pegasus, EthCtrl2, 1, &tmp);
316 set_register(pegasus, EpromCtrl, 0);
317 set_register(pegasus, EthCtrl2, tmp & ~EPROM_WR_ENABLE);
320 static int write_eprom_word(pegasus_t *pegasus, __u8 index, __u16 data)
327 set_registers(pegasus, EpromOffset, 4, d);
328 enable_eprom_write(pegasus);
329 set_register(pegasus, EpromOffset, index);
330 set_registers(pegasus, EpromData, 2, &le_data);
331 set_register(pegasus, EpromCtrl, EPROM_WRITE);
334 ret = get_registers(pegasus, EpromCtrl, 1, &tmp);
340 disable_eprom_write(pegasus);
347 netif_dbg(pegasus, drv, pegasus->net, "%s failed\n", __func__);
352 static inline int get_node_id(pegasus_t *pegasus, u8 *id)
358 ret = read_eprom_word(pegasus, i, &w16);
367 static void set_ethernet_addr(pegasus_t *pegasus)
372 if (pegasus->features & PEGASUS_II) {
373 ret = get_registers(pegasus, 0x10, sizeof(node_id), node_id);
377 ret = get_node_id(pegasus, node_id);
380 ret = set_registers(pegasus, EthID, sizeof(node_id), node_id);
385 memcpy(pegasus->net->dev_addr, node_id, sizeof(node_id));
389 eth_hw_addr_random(pegasus->net);
390 netif_dbg(pegasus, drv, pegasus->net, "software assigned MAC address.\n");
395 static inline int reset_mac(pegasus_t *pegasus)
400 set_register(pegasus, EthCtrl1, data);
402 ret = get_registers(pegasus, EthCtrl1, 1, &data);
408 if (mii_mode && (pegasus->features & HAS_HOME_PNA))
409 set_register(pegasus, Gpio1, 0x34);
411 set_register(pegasus, Gpio1, 0x26);
412 set_register(pegasus, Gpio0, pegasus->features);
413 set_register(pegasus, Gpio0, DEFAULT_GPIO_SET);
420 if (usb_dev_id[pegasus->dev_index].vendor == VENDOR_LINKSYS ||
421 usb_dev_id[pegasus->dev_index].vendor == VENDOR_DLINK) {
422 set_register(pegasus, Gpio0, 0x24);
423 set_register(pegasus, Gpio0, 0x26);
425 if (usb_dev_id[pegasus->dev_index].vendor == VENDOR_ELCON) {
427 ret = read_mii_word(pegasus, 3, 0x1b, &auxmode);
431 write_mii_word(pegasus, 3, 0x1b, &auxmode);
436 netif_dbg(pegasus, drv, pegasus->net, "%s failed\n", __func__);
442 pegasus_t *pegasus = netdev_priv(dev);
447 ret = read_mii_word(pegasus, pegasus->phy, MII_LPA, &linkpart);
460 memcpy(pegasus->eth_regs, data, sizeof(data));
461 ret = set_registers(pegasus, EthCtrl0, 3, data);
463 if (usb_dev_id[pegasus->dev_index].vendor == VENDOR_LINKSYS ||
464 usb_dev_id[pegasus->dev_index].vendor == VENDOR_LINKSYS2 ||
465 usb_dev_id[pegasus->dev_index].vendor == VENDOR_DLINK) {
467 ret = read_mii_word(pegasus, 0, 0x1b, &auxmode);
471 write_mii_word(pegasus, 0, 0x1b, &auxmode);
476 netif_dbg(pegasus, drv, pegasus->net, "%s failed\n", __func__);
482 pegasus_t *pegasus = urb->context;
489 if (!pegasus)
492 net = pegasus->net;
500 netif_dbg(pegasus, rx_err, net, "reset MAC\n");
501 pegasus->flags &= ~PEGASUS_RX_BUSY;
505 netif_warn(pegasus, rx_err, net, "no rx stall recovery\n");
510 netif_dbg(pegasus, ifdown, net, "rx unlink, %d\n", status);
513 netif_dbg(pegasus, rx_err, net, "RX status %d\n", status);
522 netif_dbg(pegasus, rx_err, net,
533 if (pegasus->chip == 0x8513) {
536 pegasus->rx_skb->data += 2;
552 * at this point we are sure pegasus->rx_skb != NULL
555 skb_put(pegasus->rx_skb, pkt_len);
556 pegasus->rx_skb->protocol = eth_type_trans(pegasus->rx_skb, net);
557 netif_rx(pegasus->rx_skb);
561 if (pegasus->flags & PEGASUS_UNPLUG)
564 pegasus->rx_skb = __netdev_alloc_skb_ip_align(pegasus->net, PEGASUS_MTU,
567 if (pegasus->rx_skb == NULL)
570 usb_fill_bulk_urb(pegasus->rx_urb, pegasus->usb,
571 usb_rcvbulkpipe(pegasus->usb, 1),
572 pegasus->rx_skb->data, PEGASUS_MTU,
573 read_bulk_callback, pegasus);
574 rx_status = usb_submit_urb(pegasus->rx_urb, GFP_ATOMIC);
576 netif_device_detach(pegasus->net);
578 pegasus->flags |= PEGASUS_RX_URB_FAIL;
581 pegasus->flags &= ~PEGASUS_RX_URB_FAIL;
587 tasklet_schedule(&pegasus->rx_tl);
592 pegasus_t *pegasus;
595 pegasus = (pegasus_t *) data;
596 if (pegasus->flags & PEGASUS_UNPLUG)
599 if (pegasus->flags & PEGASUS_RX_URB_FAIL)
600 if (pegasus->rx_skb)
602 if (pegasus->rx_skb == NULL)
603 pegasus->rx_skb = __netdev_alloc_skb_ip_align(pegasus->net,
606 if (pegasus->rx_skb == NULL) {
607 netif_warn(pegasus, rx_err, pegasus->net, "low on memory\n");
608 tasklet_schedule(&pegasus->rx_tl);
611 usb_fill_bulk_urb(pegasus->rx_urb, pegasus->usb,
612 usb_rcvbulkpipe(pegasus->usb, 1),
613 pegasus->rx_skb->data, PEGASUS_MTU,
614 read_bulk_callback, pegasus);
616 status = usb_submit_urb(pegasus->rx_urb, GFP_ATOMIC);
618 netif_device_detach(pegasus->net);
620 pegasus->flags |= PEGASUS_RX_URB_FAIL;
621 tasklet_schedule(&pegasus->rx_tl);
623 pegasus->flags &= ~PEGASUS_RX_URB_FAIL;
629 pegasus_t *pegasus = urb->context;
633 if (!pegasus)
636 net = pegasus->net;
645 netif_warn(pegasus, tx_err, net, "no tx stall recovery\n");
650 netif_dbg(pegasus, ifdown, net, "tx unlink, %d\n", status);
653 netif_info(pegasus, tx_err, net, "TX status %d\n", status);
665 pegasus_t *pegasus = urb->context;
669 if (!pegasus)
671 net = pegasus->net;
684 netif_dbg(pegasus, timer, net, "intr status %d\n", status);
713 netif_device_detach(pegasus->net);
715 netif_err(pegasus, timer, net,
721 pegasus_t *pegasus = netdev_priv(net);
722 netif_warn(pegasus, timer, net, "tx timeout\n");
723 usb_unlink_urb(pegasus->tx_urb);
730 pegasus_t *pegasus = netdev_priv(net);
737 ((__le16 *) pegasus->tx_buff)[0] = cpu_to_le16(l16);
738 skb_copy_from_linear_data(skb, pegasus->tx_buff + 2, skb->len);
739 usb_fill_bulk_urb(pegasus->tx_urb, pegasus->usb,
740 usb_sndbulkpipe(pegasus->usb, 2),
741 pegasus->tx_buff, count,
742 write_bulk_callback, pegasus);
743 if ((res = usb_submit_urb(pegasus->tx_urb, GFP_ATOMIC))) {
744 netif_warn(pegasus, tx_err, net, "fail tx, %d\n", res);
751 netif_device_detach(pegasus->net);
766 static inline void disable_net_traffic(pegasus_t *pegasus)
770 set_registers(pegasus, EthCtrl0, sizeof(tmp), &tmp);
773 static inline int get_interrupt_interval(pegasus_t *pegasus)
779 ret = read_eprom_word(pegasus, 4, &data);
784 if (pegasus->usb->speed != USB_SPEED_HIGH) {
786 netif_info(pegasus, timer, pegasus->net,
792 write_eprom_word(pegasus, 4, data);
796 pegasus->intr_interval = interval;
803 pegasus_t *pegasus = netdev_priv(net);
806 if (read_mii_word(pegasus, pegasus->phy, MII_BMSR, &tmp))
815 static void free_all_urbs(pegasus_t *pegasus)
817 usb_free_urb(pegasus->intr_urb);
818 usb_free_urb(pegasus->tx_urb);
819 usb_free_urb(pegasus->rx_urb);
822 static void unlink_all_urbs(pegasus_t *pegasus)
824 usb_kill_urb(pegasus->intr_urb);
825 usb_kill_urb(pegasus->tx_urb);
826 usb_kill_urb(pegasus->rx_urb);
829 static int alloc_urbs(pegasus_t *pegasus)
833 pegasus->rx_urb = usb_alloc_urb(0, GFP_KERNEL);
834 if (!pegasus->rx_urb) {
837 pegasus->tx_urb = usb_alloc_urb(0, GFP_KERNEL);
838 if (!pegasus->tx_urb) {
839 usb_free_urb(pegasus->rx_urb);
842 pegasus->intr_urb = usb_alloc_urb(0, GFP_KERNEL);
843 if (!pegasus->intr_urb) {
844 usb_free_urb(pegasus->tx_urb);
845 usb_free_urb(pegasus->rx_urb);
854 pegasus_t *pegasus = netdev_priv(net);
857 if (pegasus->rx_skb == NULL)
858 pegasus->rx_skb = __netdev_alloc_skb_ip_align(pegasus->net,
861 if (!pegasus->rx_skb)
864 set_registers(pegasus, EthID, 6, net->dev_addr);
866 usb_fill_bulk_urb(pegasus->rx_urb, pegasus->usb,
867 usb_rcvbulkpipe(pegasus->usb, 1),
868 pegasus->rx_skb->data, PEGASUS_MTU,
869 read_bulk_callback, pegasus);
870 if ((res = usb_submit_urb(pegasus->rx_urb, GFP_KERNEL))) {
872 netif_device_detach(pegasus->net);
873 netif_dbg(pegasus, ifup, net, "failed rx_urb, %d\n", res);
877 usb_fill_int_urb(pegasus->intr_urb, pegasus->usb,
878 usb_rcvintpipe(pegasus->usb, 3),
879 pegasus->intr_buff, sizeof(pegasus->intr_buff),
880 intr_callback, pegasus, pegasus->intr_interval);
881 if ((res = usb_submit_urb(pegasus->intr_urb, GFP_KERNEL))) {
883 netif_device_detach(pegasus->net);
884 netif_dbg(pegasus, ifup, net, "failed intr_urb, %d\n", res);
885 usb_kill_urb(pegasus->rx_urb);
888 res = enable_net_traffic(net, pegasus->usb);
890 netif_dbg(pegasus, ifup, net,
893 usb_kill_urb(pegasus->rx_urb);
894 usb_kill_urb(pegasus->intr_urb);
899 netif_dbg(pegasus, ifup, net, "open\n");
907 pegasus_t *pegasus = netdev_priv(net);
910 if (!(pegasus->flags & PEGASUS_UNPLUG))
911 disable_net_traffic(pegasus);
912 tasklet_kill(&pegasus->rx_tl);
913 unlink_all_urbs(pegasus);
921 pegasus_t *pegasus = netdev_priv(dev);
925 usb_make_path(pegasus->usb, info->bus_info, sizeof(info->bus_info));
934 pegasus_t *pegasus = netdev_priv(dev);
937 wol->wolopts = pegasus->wolopts;
943 pegasus_t *pegasus = netdev_priv(dev);
956 pegasus->eth_regs[0] |= 0x10;
958 pegasus->eth_regs[0] &= ~0x10;
959 pegasus->wolopts = wol->wolopts;
961 ret = set_register(pegasus, WakeupControl, reg78);
963 ret = device_set_wakeup_enable(&pegasus->usb->dev,
980 pegasus_t *pegasus;
982 pegasus = netdev_priv(dev);
983 mii_ethtool_get_link_ksettings(&pegasus->mii, ecmd);
991 pegasus_t *pegasus = netdev_priv(dev);
992 return mii_ethtool_set_link_ksettings(&pegasus->mii, ecmd);
997 pegasus_t *pegasus = netdev_priv(dev);
998 return mii_nway_restart(&pegasus->mii);
1003 pegasus_t *pegasus = netdev_priv(dev);
1004 return mii_link_ok(&pegasus->mii);
1009 pegasus_t *pegasus = netdev_priv(dev);
1010 return pegasus->msg_enable;
1015 pegasus_t *pegasus = netdev_priv(dev);
1016 pegasus->msg_enable = v;
1034 pegasus_t *pegasus = netdev_priv(net);
1039 data[0] = pegasus->phy;
1042 res = read_mii_word(pegasus, data[0], data[1] & 0x1f, &data[3]);
1047 write_mii_word(pegasus, pegasus->phy, data[1] & 0x1f, &data[2]);
1058 pegasus_t *pegasus = netdev_priv(net);
1061 pegasus->eth_regs[EthCtrl2] |= RX_PROMISCUOUS;
1062 netif_info(pegasus, link, net, "Promiscuous mode enabled\n");
1064 pegasus->eth_regs[EthCtrl0] |= RX_MULTICAST;
1065 pegasus->eth_regs[EthCtrl2] &= ~RX_PROMISCUOUS;
1066 netif_dbg(pegasus, link, net, "set allmulti\n");
1068 pegasus->eth_regs[EthCtrl0] &= ~RX_MULTICAST;
1069 pegasus->eth_regs[EthCtrl2] &= ~RX_PROMISCUOUS;
1071 update_eth_regs_async(pegasus);
1074 static __u8 mii_phy_probe(pegasus_t *pegasus)
1080 ret = read_mii_word(pegasus, i, MII_BMSR, &tmp);
1092 static inline void setup_pegasus_II(pegasus_t *pegasus)
1097 set_register(pegasus, Reg1d, 0);
1098 set_register(pegasus, Reg7b, 1);
1100 if ((pegasus->features & HAS_HOME_PNA) && mii_mode)
1101 set_register(pegasus, Reg7b, 0);
1103 set_register(pegasus, Reg7b, 2);
1105 set_register(pegasus, 0x83, data);
1106 ret = get_registers(pegasus, 0x83, 1, &data);
1111 pegasus->chip = 0x8513;
1113 pegasus->chip = 0;
1115 set_register(pegasus, 0x80, 0xc0);
1116 set_register(pegasus, 0x83, 0xff);
1117 set_register(pegasus, 0x84, 0x01);
1119 if (pegasus->features & HAS_HOME_PNA && mii_mode)
1120 set_register(pegasus, Reg81, 6);
1122 set_register(pegasus, Reg81, 2);
1126 netif_dbg(pegasus, drv, pegasus->net, "%s failed\n", __func__);
1131 pegasus_t *pegasus = container_of(work, pegasus_t, carrier_check.work);
1132 set_carrier(pegasus->net);
1133 if (!(pegasus->flags & PEGASUS_UNPLUG)) {
1134 queue_delayed_work(system_long_wq, &pegasus->carrier_check,
1160 pegasus_t *pegasus;
1167 net = alloc_etherdev(sizeof(struct pegasus));
1171 pegasus = netdev_priv(net);
1172 pegasus->dev_index = dev_index;
1174 res = alloc_urbs(pegasus);
1180 tasklet_init(&pegasus->rx_tl, rx_fixup, (unsigned long) pegasus);
1182 INIT_DELAYED_WORK(&pegasus->carrier_check, check_carrier);
1184 pegasus->intf = intf;
1185 pegasus->usb = dev;
1186 pegasus->net = net;
1192 pegasus->mii.dev = net;
1193 pegasus->mii.mdio_read = mdio_read;
1194 pegasus->mii.mdio_write = mdio_write;
1195 pegasus->mii.phy_id_mask = 0x1f;
1196 pegasus->mii.reg_num_mask = 0x1f;
1197 pegasus->msg_enable = netif_msg_init(msg_level, NETIF_MSG_DRV
1200 pegasus->features = usb_dev_id[dev_index].private;
1201 res = get_interrupt_interval(pegasus);
1204 if (reset_mac(pegasus)) {
1209 set_ethernet_addr(pegasus);
1210 if (pegasus->features & PEGASUS_II) {
1212 setup_pegasus_II(pegasus);
1214 pegasus->phy = mii_phy_probe(pegasus);
1215 if (pegasus->phy == 0xff) {
1217 pegasus->phy = 1;
1219 pegasus->mii.phy_id = pegasus->phy;
1220 usb_set_intfdata(intf, pegasus);
1226 queue_delayed_work(system_long_wq, &pegasus->carrier_check,
1235 free_all_urbs(pegasus);
1244 struct pegasus *pegasus = usb_get_intfdata(intf);
1247 if (!pegasus) {
1252 pegasus->flags |= PEGASUS_UNPLUG;
1253 cancel_delayed_work_sync(&pegasus->carrier_check);
1254 unregister_netdev(pegasus->net);
1255 unlink_all_urbs(pegasus);
1256 free_all_urbs(pegasus);
1257 if (pegasus->rx_skb != NULL) {
1258 dev_kfree_skb(pegasus->rx_skb);
1259 pegasus->rx_skb = NULL;
1261 free_netdev(pegasus->net);
1266 struct pegasus *pegasus = usb_get_intfdata(intf);
1268 netif_device_detach(pegasus->net);
1269 cancel_delayed_work_sync(&pegasus->carrier_check);
1270 if (netif_running(pegasus->net)) {
1271 usb_kill_urb(pegasus->rx_urb);
1272 usb_kill_urb(pegasus->intr_urb);
1279 struct pegasus *pegasus = usb_get_intfdata(intf);
1281 netif_device_attach(pegasus->net);
1282 if (netif_running(pegasus->net)) {
1283 pegasus->rx_urb->status = 0;
1284 pegasus->rx_urb->actual_length = 0;
1285 read_bulk_callback(pegasus->rx_urb);
1287 pegasus->intr_urb->status = 0;
1288 pegasus->intr_urb->actual_length = 0;
1289 intr_callback(pegasus->intr_urb);
1291 queue_delayed_work(system_long_wq, &pegasus->carrier_check,