1 // SPDX-License-Identifier: GPL-2.0-only
3 * Driver for ZyDAS zd1201 based wireless USB devices.
5 * Copyright (c) 2004, 2005 Jeroen Vreeken (pe1rxq@amsat.org)
7 * Parts of this driver have been derived from a wlan-ng version
8 * modified by ZyDAS. They also made documentation available, thanks!
9 * Copyright (C) 1999 AbsoluteValue Systems, Inc. All Rights Reserved.
12 #include <linux/module.h>
13 #include <linux/usb.h>
14 #include <linux/slab.h>
15 #include <linux/netdevice.h>
16 #include <linux/etherdevice.h>
17 #include <linux/wireless.h>
18 #include <net/cfg80211.h>
19 #include <net/iw_handler.h>
20 #include <linux/string.h>
21 #include <linux/if_arp.h>
22 #include <linux/firmware.h>
25 static const struct usb_device_id zd1201_table[] = {
26 {USB_DEVICE(0x0586, 0x3400)}, /* Peabird Wireless USB Adapter */
27 {USB_DEVICE(0x0ace, 0x1201)}, /* ZyDAS ZD1201 Wireless USB Adapter */
28 {USB_DEVICE(0x050d, 0x6051)}, /* Belkin F5D6051 usb adapter */
29 {USB_DEVICE(0x0db0, 0x6823)}, /* MSI UB11B usb adapter */
30 {USB_DEVICE(0x1044, 0x8004)}, /* Gigabyte GN-WLBZ101 */
31 {USB_DEVICE(0x1044, 0x8005)}, /* GIGABYTE GN-WLBZ201 usb adapter */
35 static int ap; /* Are we an AP or a normal station? */
37 #define ZD1201_VERSION "0.15"
39 MODULE_AUTHOR("Jeroen Vreeken <pe1rxq@amsat.org>");
40 MODULE_DESCRIPTION("Driver for ZyDAS ZD1201 based USB Wireless adapters");
41 MODULE_VERSION(ZD1201_VERSION);
42 MODULE_LICENSE("GPL");
43 module_param(ap, int, 0);
44 MODULE_PARM_DESC(ap, "If non-zero Access Point firmware will be loaded");
45 MODULE_DEVICE_TABLE(usb, zd1201_table);
48 static int zd1201_fw_upload(struct usb_device *dev, int apfw)
50 const struct firmware *fw_entry;
59 fwfile = "/*(DEBLOBBED)*/";
61 fwfile = "/*(DEBLOBBED)*/";
63 err = reject_firmware(&fw_entry, fwfile, &dev->dev);
65 dev_err(&dev->dev, "Failed to load %s firmware file!\n", fwfile);
66 dev_err(&dev->dev, "Make sure the hotplug firmware loader is installed.\n");
67 dev_err(&dev->dev, "Goto http://linux-lc100020.sourceforge.net for more info.\n");
71 data = fw_entry->data;
74 buf = kmalloc(1024, GFP_ATOMIC);
81 int translen = (len > 1024) ? 1024 : len;
82 memcpy(buf, data, translen);
84 err = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), 0,
85 USB_DIR_OUT | 0x40, 0, 0, buf, translen,
94 err = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), 0x2,
95 USB_DIR_OUT | 0x40, 0, 0, NULL, 0, ZD1201_FW_TIMEOUT);
99 err = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), 0x4,
100 USB_DIR_IN | 0x40, 0, 0, buf, sizeof(ret), ZD1201_FW_TIMEOUT);
104 memcpy(&ret, buf, sizeof(ret));
114 release_firmware(fw_entry);
120 static void zd1201_usbfree(struct urb *urb)
122 struct zd1201 *zd = urb->context;
124 switch(urb->status) {
132 dev_warn(&zd->usb->dev, "%s: urb failed: %d\n",
133 zd->dev->name, urb->status);
136 kfree(urb->transfer_buffer);
148 total: 4 + 2 + 2 + 2 + 2 + 4 = 16
150 static int zd1201_docmd(struct zd1201 *zd, int cmd, int parm0,
151 int parm1, int parm2)
153 unsigned char *command;
157 command = kmalloc(16, GFP_ATOMIC);
161 *((__le32*)command) = cpu_to_le32(ZD1201_USB_CMDREQ);
162 *((__le16*)&command[4]) = cpu_to_le16(cmd);
163 *((__le16*)&command[6]) = cpu_to_le16(parm0);
164 *((__le16*)&command[8]) = cpu_to_le16(parm1);
165 *((__le16*)&command[10])= cpu_to_le16(parm2);
167 urb = usb_alloc_urb(0, GFP_ATOMIC);
172 usb_fill_bulk_urb(urb, zd->usb, usb_sndbulkpipe(zd->usb, zd->endp_out2),
173 command, 16, zd1201_usbfree, zd);
174 ret = usb_submit_urb(urb, GFP_ATOMIC);
183 /* Callback after sending out a packet */
184 static void zd1201_usbtx(struct urb *urb)
186 struct zd1201 *zd = urb->context;
187 netif_wake_queue(zd->dev);
191 static void zd1201_usbrx(struct urb *urb)
193 struct zd1201 *zd = urb->context;
195 unsigned char *data = urb->transfer_buffer;
202 switch(urb->status) {
210 dev_warn(&zd->usb->dev, "%s: rx urb failed: %d\n",
211 zd->dev->name, urb->status);
216 if (urb->status != 0 || urb->actual_length == 0)
220 if (type == ZD1201_PACKET_EVENTSTAT || type == ZD1201_PACKET_RESOURCE) {
221 memcpy(zd->rxdata, data, urb->actual_length);
222 zd->rxlen = urb->actual_length;
224 wake_up(&zd->rxdataq);
227 if (type == ZD1201_PACKET_INQUIRE) {
229 unsigned short infotype, copylen;
230 infotype = le16_to_cpu(*(__le16*)&data[6]);
232 if (infotype == ZD1201_INF_LINKSTATUS) {
235 linkstatus = le16_to_cpu(*(__le16*)&data[8]);
238 netif_carrier_on(zd->dev);
241 netif_carrier_off(zd->dev);
244 netif_carrier_off(zd->dev);
247 netif_carrier_on(zd->dev);
250 netif_carrier_off(zd->dev);
254 if (infotype == ZD1201_INF_ASSOCSTATUS) {
255 short status = le16_to_cpu(*(__le16*)(data+8));
257 union iwreq_data wrqu;
260 case ZD1201_ASSOCSTATUS_STAASSOC:
261 case ZD1201_ASSOCSTATUS_REASSOC:
262 event = IWEVREGISTERED;
264 case ZD1201_ASSOCSTATUS_DISASSOC:
265 case ZD1201_ASSOCSTATUS_ASSOCFAIL:
266 case ZD1201_ASSOCSTATUS_AUTHFAIL:
270 memcpy(wrqu.addr.sa_data, data+10, ETH_ALEN);
271 wrqu.addr.sa_family = ARPHRD_ETHER;
273 /* Send event to user space */
274 wireless_send_event(zd->dev, event, &wrqu, NULL);
278 if (infotype == ZD1201_INF_AUTHREQ) {
279 union iwreq_data wrqu;
281 memcpy(wrqu.addr.sa_data, data+8, ETH_ALEN);
282 wrqu.addr.sa_family = ARPHRD_ETHER;
283 /* There isn't a event that trully fits this request.
284 We assume that userspace will be smart enough to
285 see a new station being expired and sends back a
286 authstation ioctl to authorize it. */
287 wireless_send_event(zd->dev, IWEVEXPIRED, &wrqu, NULL);
290 /* Other infotypes are handled outside this handler */
292 while (i < urb->actual_length) {
293 copylen = le16_to_cpu(*(__le16*)&data[i+2]);
294 /* Sanity check, sometimes we get junk */
295 if (copylen+zd->rxlen > sizeof(zd->rxdata))
297 memcpy(zd->rxdata+zd->rxlen, data+i+4, copylen);
298 zd->rxlen += copylen;
301 if (i >= urb->actual_length) {
303 wake_up(&zd->rxdataq);
308 if (data[urb->actual_length-1] == ZD1201_PACKET_RXDATA) {
309 int datalen = urb->actual_length-1;
310 unsigned short len, fc, seq;
312 len = ntohs(*(__be16 *)&data[datalen-2]);
315 fc = le16_to_cpu(*(__le16 *)&data[datalen-16]);
316 seq = le16_to_cpu(*(__le16 *)&data[datalen-24]);
321 if (!(skb = dev_alloc_skb(datalen+24)))
324 skb_put_data(skb, &data[datalen - 16], 2);
325 skb_put_data(skb, &data[datalen - 2], 2);
326 skb_put_data(skb, &data[datalen - 14], 6);
327 skb_put_data(skb, &data[datalen - 22], 6);
328 skb_put_data(skb, &data[datalen - 8], 6);
329 skb_put_data(skb, &data[datalen - 24], 2);
330 skb_put_data(skb, data, len);
331 skb->protocol = eth_type_trans(skb, zd->dev);
332 zd->dev->stats.rx_packets++;
333 zd->dev->stats.rx_bytes += skb->len;
338 if ((seq & IEEE80211_SCTL_FRAG) ||
339 (fc & IEEE80211_FCTL_MOREFRAGS)) {
340 struct zd1201_frag *frag = NULL;
345 if ((seq & IEEE80211_SCTL_FRAG) == 0) {
346 frag = kmalloc(sizeof(*frag), GFP_ATOMIC);
349 skb = dev_alloc_skb(IEEE80211_MAX_DATA_LEN +14+2);
355 frag->seq = seq & IEEE80211_SCTL_SEQ;
357 skb_put_data(skb, &data[datalen - 14], 12);
358 skb_put_data(skb, &data[6], 2);
359 skb_put_data(skb, data + 8, len);
360 hlist_add_head(&frag->fnode, &zd->fraglist);
363 hlist_for_each_entry(frag, &zd->fraglist, fnode)
364 if (frag->seq == (seq&IEEE80211_SCTL_SEQ))
369 ptr = skb_put(skb, len);
371 memcpy(ptr, data+8, len);
372 if (fc & IEEE80211_FCTL_MOREFRAGS)
374 hlist_del_init(&frag->fnode);
379 skb = dev_alloc_skb(len + 14 + 2);
383 skb_put_data(skb, &data[datalen - 14], 12);
384 skb_put_data(skb, &data[6], 2);
385 skb_put_data(skb, data + 8, len);
387 skb->protocol = eth_type_trans(skb, zd->dev);
388 zd->dev->stats.rx_packets++;
389 zd->dev->stats.rx_bytes += skb->len;
393 memset(data, 0, ZD1201_RXSIZE);
397 if(usb_submit_urb(urb, GFP_ATOMIC))
404 wake_up(&zd->rxdataq);
405 kfree(urb->transfer_buffer);
409 static int zd1201_getconfig(struct zd1201 *zd, int rid, void *riddata,
410 unsigned int riddatalen)
417 unsigned char *pdata;
420 err = zd1201_docmd(zd, ZD1201_CMDCODE_ACCESS, rid, 0, 0);
424 wait_event_interruptible(zd->rxdataq, zd->rxdatas);
428 code = le16_to_cpu(*(__le16*)(&zd->rxdata[4]));
429 rid_fid = le16_to_cpu(*(__le16*)(&zd->rxdata[6]));
430 length = le16_to_cpu(*(__le16*)(&zd->rxdata[8]));
431 if (length > zd->rxlen)
432 length = zd->rxlen-6;
434 /* If access bit is not on, then error */
435 if ((code & ZD1201_ACCESSBIT) != ZD1201_ACCESSBIT || rid_fid != rid )
438 /* Not enough buffer for allocating data */
439 if (riddatalen != (length - 4)) {
440 dev_dbg(&zd->usb->dev, "riddatalen mismatches, expected=%u, (packet=%u) length=%u, rid=0x%04X, rid_fid=0x%04X\n",
441 riddatalen, zd->rxlen, length, rid, rid_fid);
446 /* Issue SetRxRid commnd */
447 err = zd1201_docmd(zd, ZD1201_CMDCODE_SETRXRID, rid, 0, length);
451 /* Receive RID record from resource packets */
452 wait_event_interruptible(zd->rxdataq, zd->rxdatas);
456 if (zd->rxdata[zd->rxlen - 1] != ZD1201_PACKET_RESOURCE) {
457 dev_dbg(&zd->usb->dev, "Packet type mismatch: 0x%x not 0x3\n",
458 zd->rxdata[zd->rxlen-1]);
462 /* Set the data pointer and received data length */
469 actual_length = (length > 64) ? 64 : length;
471 if (pdata[0] != 0x3) {
472 dev_dbg(&zd->usb->dev, "Rx Resource packet type error: %02X\n",
477 if (actual_length != 64) {
478 /* Trim the last packet type byte */
482 /* Skip the 4 bytes header (RID length and RID) */
491 memcpy(riddata, pdata, actual_length);
492 riddata += actual_length;
493 pdata += actual_length;
496 } while (length > 0);
509 static int zd1201_setconfig(struct zd1201 *zd, int rid, const void *buf, int len, int wait)
512 unsigned char *request;
516 gfp_t gfp_mask = wait ? GFP_NOIO : GFP_ATOMIC;
518 len += 4; /* first 4 are for header */
522 for (seq=0; len > 0; seq++) {
523 request = kzalloc(16, gfp_mask);
526 urb = usb_alloc_urb(0, gfp_mask);
531 reqlen = len>12 ? 12 : len;
532 request[0] = ZD1201_USB_RESREQ;
536 if (request[1] == 0) {
538 *(__le16*)&request[4] = cpu_to_le16((len-2+1)/2);
539 *(__le16*)&request[6] = cpu_to_le16(rid);
540 memcpy(request+8, buf, reqlen-4);
543 memcpy(request+4, buf, reqlen);
549 usb_fill_bulk_urb(urb, zd->usb, usb_sndbulkpipe(zd->usb,
550 zd->endp_out2), request, 16, zd1201_usbfree, zd);
551 err = usb_submit_urb(urb, gfp_mask);
556 request = kmalloc(16, gfp_mask);
559 urb = usb_alloc_urb(0, gfp_mask);
564 *((__le32*)request) = cpu_to_le32(ZD1201_USB_CMDREQ);
565 *((__le16*)&request[4]) =
566 cpu_to_le16(ZD1201_CMDCODE_ACCESS|ZD1201_ACCESSBIT);
567 *((__le16*)&request[6]) = cpu_to_le16(rid);
568 *((__le16*)&request[8]) = cpu_to_le16(0);
569 *((__le16*)&request[10]) = cpu_to_le16(0);
570 usb_fill_bulk_urb(urb, zd->usb, usb_sndbulkpipe(zd->usb, zd->endp_out2),
571 request, 16, zd1201_usbfree, zd);
572 err = usb_submit_urb(urb, gfp_mask);
577 wait_event_interruptible(zd->rxdataq, zd->rxdatas);
578 if (!zd->rxlen || le16_to_cpu(*(__le16*)&zd->rxdata[6]) != rid) {
579 dev_dbg(&zd->usb->dev, "wrong or no RID received\n");
590 static inline int zd1201_getconfig16(struct zd1201 *zd, int rid, short *val)
595 err = zd1201_getconfig(zd, rid, &zdval, sizeof(__le16));
598 *val = le16_to_cpu(zdval);
602 static inline int zd1201_setconfig16(struct zd1201 *zd, int rid, short val)
604 __le16 zdval = cpu_to_le16(val);
605 return (zd1201_setconfig(zd, rid, &zdval, sizeof(__le16), 1));
608 static int zd1201_drvr_start(struct zd1201 *zd)
613 unsigned char *buffer;
615 buffer = kzalloc(ZD1201_RXSIZE, GFP_KERNEL);
619 usb_fill_bulk_urb(zd->rx_urb, zd->usb,
620 usb_rcvbulkpipe(zd->usb, zd->endp_in), buffer, ZD1201_RXSIZE,
623 err = usb_submit_urb(zd->rx_urb, GFP_KERNEL);
627 err = zd1201_docmd(zd, ZD1201_CMDCODE_INIT, 0, 0, 0);
631 err = zd1201_getconfig(zd, ZD1201_RID_CNFMAXTXBUFFERNUMBER, &zdmax,
636 max = le16_to_cpu(zdmax);
637 for (i=0; i<max; i++) {
638 err = zd1201_docmd(zd, ZD1201_CMDCODE_ALLOC, 1514, 0, 0);
646 usb_kill_urb(zd->rx_urb);
653 /* Magic alert: The firmware doesn't seem to like the MAC state being
654 * toggled in promisc (aka monitor) mode.
655 * (It works a number of times, but will halt eventually)
656 * So we turn it of before disabling and on after enabling if needed.
658 static int zd1201_enable(struct zd1201 *zd)
665 err = zd1201_docmd(zd, ZD1201_CMDCODE_ENABLE, 0, 0, 0);
670 err = zd1201_setconfig16(zd, ZD1201_RID_PROMISCUOUSMODE, 1);
675 static int zd1201_disable(struct zd1201 *zd)
679 if (!zd->mac_enabled)
682 err = zd1201_setconfig16(zd, ZD1201_RID_PROMISCUOUSMODE, 0);
687 err = zd1201_docmd(zd, ZD1201_CMDCODE_DISABLE, 0, 0, 0);
693 static int zd1201_mac_reset(struct zd1201 *zd)
695 if (!zd->mac_enabled)
698 return zd1201_enable(zd);
701 static int zd1201_join(struct zd1201 *zd, char *essid, int essidlen)
704 char buf[IW_ESSID_MAX_SIZE+2];
706 err = zd1201_disable(zd);
710 val = ZD1201_CNFAUTHENTICATION_OPENSYSTEM;
711 val |= ZD1201_CNFAUTHENTICATION_SHAREDKEY;
712 err = zd1201_setconfig16(zd, ZD1201_RID_CNFAUTHENTICATION, val);
716 *(__le16 *)buf = cpu_to_le16(essidlen);
717 memcpy(buf+2, essid, essidlen);
718 if (!zd->ap) { /* Normal station */
719 err = zd1201_setconfig(zd, ZD1201_RID_CNFDESIREDSSID, buf,
720 IW_ESSID_MAX_SIZE+2, 1);
724 err = zd1201_setconfig(zd, ZD1201_RID_CNFOWNSSID, buf,
725 IW_ESSID_MAX_SIZE+2, 1);
730 err = zd1201_setconfig(zd, ZD1201_RID_CNFOWNMACADDR,
731 zd->dev->dev_addr, zd->dev->addr_len, 1);
735 err = zd1201_enable(zd);
743 static int zd1201_net_open(struct net_device *dev)
745 struct zd1201 *zd = netdev_priv(dev);
747 /* Start MAC with wildcard if no essid set */
748 if (!zd->mac_enabled)
749 zd1201_join(zd, zd->essid, zd->essidlen);
750 netif_start_queue(dev);
755 static int zd1201_net_stop(struct net_device *dev)
757 netif_stop_queue(dev);
762 RFC 1042 encapsulates Ethernet frames in 802.11 frames
763 by prefixing them with 0xaa, 0xaa, 0x03) followed by a SNAP OID of 0
764 (0x00, 0x00, 0x00). Zd requires an additional padding, copy
765 of ethernet addresses, length of the standard RFC 1042 packet
766 and a command byte (which is nul for tx).
768 tx frame (from Wlan NG):
770 llc 0xAA 0xAA 0x03 (802.2 LLC)
771 snap 0x00 0x00 0x00 (Ethernet encapsulated)
772 type 2 bytes, Ethernet type field
773 payload (minus eth header)
775 padding 1B if (skb->len+8+1)%64==0
776 Eth MAC addr 12 bytes, Ethernet MAC addresses
777 length 2 bytes, RFC 1042 packet length
778 (llc+snap+type+payload)
779 zd 1 null byte, zd1201 packet type
781 static netdev_tx_t zd1201_hard_start_xmit(struct sk_buff *skb,
782 struct net_device *dev)
784 struct zd1201 *zd = netdev_priv(dev);
785 unsigned char *txbuf = zd->txdata;
786 int txbuflen, pad = 0, err;
787 struct urb *urb = zd->tx_urb;
789 if (!zd->mac_enabled || zd->monitor) {
790 dev->stats.tx_dropped++;
794 netif_stop_queue(dev);
796 txbuflen = skb->len + 8 + 1;
797 if (txbuflen%64 == 0) {
804 txbuf[3] = 0x00; /* rfc1042 */
808 skb_copy_from_linear_data_offset(skb, 12, txbuf + 6, skb->len - 12);
810 txbuf[skb->len-12+6]=0;
811 skb_copy_from_linear_data(skb, txbuf + skb->len - 12 + 6 + pad, 12);
812 *(__be16*)&txbuf[skb->len+6+pad] = htons(skb->len-12+6);
813 txbuf[txbuflen-1] = 0;
815 usb_fill_bulk_urb(urb, zd->usb, usb_sndbulkpipe(zd->usb, zd->endp_out),
816 txbuf, txbuflen, zd1201_usbtx, zd);
818 err = usb_submit_urb(zd->tx_urb, GFP_ATOMIC);
820 dev->stats.tx_errors++;
821 netif_start_queue(dev);
823 dev->stats.tx_packets++;
824 dev->stats.tx_bytes += skb->len;
831 static void zd1201_tx_timeout(struct net_device *dev, unsigned int txqueue)
833 struct zd1201 *zd = netdev_priv(dev);
837 dev_warn(&zd->usb->dev, "%s: TX timeout, shooting down urb\n",
839 usb_unlink_urb(zd->tx_urb);
840 dev->stats.tx_errors++;
841 /* Restart the timeout to quiet the watchdog: */
842 netif_trans_update(dev); /* prevent tx timeout */
845 static int zd1201_set_mac_address(struct net_device *dev, void *p)
847 struct sockaddr *addr = p;
848 struct zd1201 *zd = netdev_priv(dev);
854 err = zd1201_setconfig(zd, ZD1201_RID_CNFOWNMACADDR,
855 addr->sa_data, dev->addr_len, 1);
858 eth_hw_addr_set(dev, addr->sa_data);
860 return zd1201_mac_reset(zd);
863 static struct iw_statistics *zd1201_get_wireless_stats(struct net_device *dev)
865 struct zd1201 *zd = netdev_priv(dev);
870 static void zd1201_set_multicast(struct net_device *dev)
872 struct zd1201 *zd = netdev_priv(dev);
873 struct netdev_hw_addr *ha;
874 unsigned char reqbuf[ETH_ALEN*ZD1201_MAXMULTI];
877 if (netdev_mc_count(dev) > ZD1201_MAXMULTI)
881 netdev_for_each_mc_addr(ha, dev)
882 memcpy(reqbuf + i++ * ETH_ALEN, ha->addr, ETH_ALEN);
883 zd1201_setconfig(zd, ZD1201_RID_CNFGROUPADDRESS, reqbuf,
884 netdev_mc_count(dev) * ETH_ALEN, 0);
887 static int zd1201_config_commit(struct net_device *dev,
888 struct iw_request_info *info, struct iw_point *data, char *essid)
890 struct zd1201 *zd = netdev_priv(dev);
892 return zd1201_mac_reset(zd);
895 static int zd1201_get_name(struct net_device *dev,
896 struct iw_request_info *info, char *name, char *extra)
898 strcpy(name, "IEEE 802.11b");
902 static int zd1201_set_freq(struct net_device *dev,
903 struct iw_request_info *info, struct iw_freq *freq, char *extra)
905 struct zd1201 *zd = netdev_priv(dev);
912 channel = ieee80211_frequency_to_channel(freq->m);
914 err = zd1201_setconfig16(zd, ZD1201_RID_CNFOWNCHANNEL, channel);
918 zd1201_mac_reset(zd);
923 static int zd1201_get_freq(struct net_device *dev,
924 struct iw_request_info *info, struct iw_freq *freq, char *extra)
926 struct zd1201 *zd = netdev_priv(dev);
930 err = zd1201_getconfig16(zd, ZD1201_RID_CNFOWNCHANNEL, &channel);
939 static int zd1201_set_mode(struct net_device *dev,
940 struct iw_request_info *info, __u32 *mode, char *extra)
942 struct zd1201 *zd = netdev_priv(dev);
943 short porttype, monitor = 0;
944 unsigned char buffer[IW_ESSID_MAX_SIZE+2];
948 if (*mode != IW_MODE_MASTER)
953 err = zd1201_setconfig16(zd, ZD1201_RID_PROMISCUOUSMODE, 0);
956 zd->dev->type = ARPHRD_ETHER;
958 case IW_MODE_MONITOR:
960 zd->dev->type = ARPHRD_IEEE80211;
961 /* Make sure we are no longer associated with by
962 setting an 'impossible' essid.
963 (otherwise we mess up firmware)
965 zd1201_join(zd, "\0-*#\0", 5);
966 /* Put port in pIBSS */
968 case 8: /* No pseudo-IBSS in wireless extensions (yet) */
969 porttype = ZD1201_PORTTYPE_PSEUDOIBSS;
972 porttype = ZD1201_PORTTYPE_IBSS;
975 porttype = ZD1201_PORTTYPE_BSS;
981 err = zd1201_setconfig16(zd, ZD1201_RID_CNFPORTTYPE, porttype);
984 if (zd->monitor && !monitor) {
986 *(__le16 *)buffer = cpu_to_le16(zd->essidlen);
987 memcpy(buffer+2, zd->essid, zd->essidlen);
988 err = zd1201_setconfig(zd, ZD1201_RID_CNFDESIREDSSID,
989 buffer, IW_ESSID_MAX_SIZE+2, 1);
993 zd->monitor = monitor;
994 /* If monitor mode is set we don't actually turn it on here since it
995 * is done during mac reset anyway (see zd1201_mac_enable).
997 zd1201_mac_reset(zd);
1002 static int zd1201_get_mode(struct net_device *dev,
1003 struct iw_request_info *info, __u32 *mode, char *extra)
1005 struct zd1201 *zd = netdev_priv(dev);
1009 err = zd1201_getconfig16(zd, ZD1201_RID_CNFPORTTYPE, &porttype);
1013 case ZD1201_PORTTYPE_IBSS:
1014 *mode = IW_MODE_ADHOC;
1016 case ZD1201_PORTTYPE_BSS:
1017 *mode = IW_MODE_INFRA;
1019 case ZD1201_PORTTYPE_WDS:
1020 *mode = IW_MODE_REPEAT;
1022 case ZD1201_PORTTYPE_PSEUDOIBSS:
1023 *mode = 8;/* No Pseudo-IBSS... */
1025 case ZD1201_PORTTYPE_AP:
1026 *mode = IW_MODE_MASTER;
1029 dev_dbg(&zd->usb->dev, "Unknown porttype: %d\n",
1031 *mode = IW_MODE_AUTO;
1034 *mode = IW_MODE_MONITOR;
1039 static int zd1201_get_range(struct net_device *dev,
1040 struct iw_request_info *info, struct iw_point *wrq, char *extra)
1042 struct iw_range *range = (struct iw_range *)extra;
1044 wrq->length = sizeof(struct iw_range);
1045 memset(range, 0, sizeof(struct iw_range));
1046 range->we_version_compiled = WIRELESS_EXT;
1047 range->we_version_source = WIRELESS_EXT;
1049 range->max_qual.qual = 128;
1050 range->max_qual.level = 128;
1051 range->max_qual.noise = 128;
1052 range->max_qual.updated = 7;
1054 range->encoding_size[0] = 5;
1055 range->encoding_size[1] = 13;
1056 range->num_encoding_sizes = 2;
1057 range->max_encoding_tokens = ZD1201_NUMKEYS;
1059 range->num_bitrates = 4;
1060 range->bitrate[0] = 1000000;
1061 range->bitrate[1] = 2000000;
1062 range->bitrate[2] = 5500000;
1063 range->bitrate[3] = 11000000;
1066 range->min_frag = ZD1201_FRAGMIN;
1067 range->max_rts = ZD1201_RTSMAX;
1068 range->min_frag = ZD1201_FRAGMAX;
1073 /* Little bit of magic here: we only get the quality if we poll
1074 * for it, and we never get an actual request to trigger such
1075 * a poll. Therefore we 'assume' that the user will soon ask for
1076 * the stats after asking the bssid.
1078 static int zd1201_get_wap(struct net_device *dev,
1079 struct iw_request_info *info, struct sockaddr *ap_addr, char *extra)
1081 struct zd1201 *zd = netdev_priv(dev);
1082 unsigned char buffer[6];
1084 if (!zd1201_getconfig(zd, ZD1201_RID_COMMSQUALITY, buffer, 6)) {
1085 /* Unfortunately the quality and noise reported is useless.
1086 they seem to be accumulators that increase until you
1087 read them, unless we poll on a fixed interval we can't
1090 /*zd->iwstats.qual.qual = le16_to_cpu(((__le16 *)buffer)[0]);*/
1091 zd->iwstats.qual.level = le16_to_cpu(((__le16 *)buffer)[1]);
1092 /*zd->iwstats.qual.noise = le16_to_cpu(((__le16 *)buffer)[2]);*/
1093 zd->iwstats.qual.updated = 2;
1096 return zd1201_getconfig(zd, ZD1201_RID_CURRENTBSSID, ap_addr->sa_data, 6);
1099 static int zd1201_set_scan(struct net_device *dev,
1100 struct iw_request_info *info, struct iw_point *srq, char *extra)
1102 /* We do everything in get_scan */
1106 static int zd1201_get_scan(struct net_device *dev,
1107 struct iw_request_info *info, struct iw_point *srq, char *extra)
1109 struct zd1201 *zd = netdev_priv(dev);
1110 int err, i, j, enabled_save;
1111 struct iw_event iwe;
1113 char *end_buf = extra + IW_SCAN_MAX_DATA;
1115 /* No scanning in AP mode */
1119 /* Scan doesn't seem to work if disabled */
1120 enabled_save = zd->mac_enabled;
1124 err = zd1201_docmd(zd, ZD1201_CMDCODE_INQUIRE,
1125 ZD1201_INQ_SCANRESULTS, 0, 0);
1129 wait_event_interruptible(zd->rxdataq, zd->rxdatas);
1133 if (le16_to_cpu(*(__le16*)&zd->rxdata[2]) != ZD1201_INQ_SCANRESULTS)
1136 for(i=8; i<zd->rxlen; i+=62) {
1137 iwe.cmd = SIOCGIWAP;
1138 iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
1139 memcpy(iwe.u.ap_addr.sa_data, zd->rxdata+i+6, 6);
1140 cev = iwe_stream_add_event(info, cev, end_buf,
1141 &iwe, IW_EV_ADDR_LEN);
1143 iwe.cmd = SIOCGIWESSID;
1144 iwe.u.data.length = zd->rxdata[i+16];
1145 iwe.u.data.flags = 1;
1146 cev = iwe_stream_add_point(info, cev, end_buf,
1147 &iwe, zd->rxdata+i+18);
1149 iwe.cmd = SIOCGIWMODE;
1150 if (zd->rxdata[i+14]&0x01)
1151 iwe.u.mode = IW_MODE_MASTER;
1153 iwe.u.mode = IW_MODE_ADHOC;
1154 cev = iwe_stream_add_event(info, cev, end_buf,
1155 &iwe, IW_EV_UINT_LEN);
1157 iwe.cmd = SIOCGIWFREQ;
1158 iwe.u.freq.m = zd->rxdata[i+0];
1160 cev = iwe_stream_add_event(info, cev, end_buf,
1161 &iwe, IW_EV_FREQ_LEN);
1163 iwe.cmd = SIOCGIWRATE;
1164 iwe.u.bitrate.fixed = 0;
1165 iwe.u.bitrate.disabled = 0;
1166 for (j=0; j<10; j++) if (zd->rxdata[i+50+j]) {
1167 iwe.u.bitrate.value = (zd->rxdata[i+50+j]&0x7f)*500000;
1168 cev = iwe_stream_add_event(info, cev, end_buf,
1169 &iwe, IW_EV_PARAM_LEN);
1172 iwe.cmd = SIOCGIWENCODE;
1173 iwe.u.data.length = 0;
1174 if (zd->rxdata[i+14]&0x10)
1175 iwe.u.data.flags = IW_ENCODE_ENABLED;
1177 iwe.u.data.flags = IW_ENCODE_DISABLED;
1178 cev = iwe_stream_add_point(info, cev, end_buf, &iwe, NULL);
1181 iwe.u.qual.qual = zd->rxdata[i+4];
1182 iwe.u.qual.noise= zd->rxdata[i+2]/10-100;
1183 iwe.u.qual.level = (256+zd->rxdata[i+4]*100)/255-100;
1184 iwe.u.qual.updated = 7;
1185 cev = iwe_stream_add_event(info, cev, end_buf,
1186 &iwe, IW_EV_QUAL_LEN);
1192 srq->length = cev - extra;
1198 static int zd1201_set_essid(struct net_device *dev,
1199 struct iw_request_info *info, struct iw_point *data, char *essid)
1201 struct zd1201 *zd = netdev_priv(dev);
1203 if (data->length > IW_ESSID_MAX_SIZE)
1205 if (data->length < 1)
1207 zd->essidlen = data->length;
1208 memset(zd->essid, 0, IW_ESSID_MAX_SIZE+1);
1209 memcpy(zd->essid, essid, data->length);
1210 return zd1201_join(zd, zd->essid, zd->essidlen);
1213 static int zd1201_get_essid(struct net_device *dev,
1214 struct iw_request_info *info, struct iw_point *data, char *essid)
1216 struct zd1201 *zd = netdev_priv(dev);
1218 memcpy(essid, zd->essid, zd->essidlen);
1220 data->length = zd->essidlen;
1225 static int zd1201_get_nick(struct net_device *dev, struct iw_request_info *info,
1226 struct iw_point *data, char *nick)
1228 strcpy(nick, "zd1201");
1230 data->length = strlen(nick);
1234 static int zd1201_set_rate(struct net_device *dev,
1235 struct iw_request_info *info, struct iw_param *rrq, char *extra)
1237 struct zd1201 *zd = netdev_priv(dev);
1241 switch (rrq->value) {
1243 rate = ZD1201_RATEB1;
1246 rate = ZD1201_RATEB2;
1249 rate = ZD1201_RATEB5;
1253 rate = ZD1201_RATEB11;
1256 if (!rrq->fixed) { /* Also enable all lower bitrates */
1260 err = zd1201_setconfig16(zd, ZD1201_RID_TXRATECNTL, rate);
1264 return zd1201_mac_reset(zd);
1267 static int zd1201_get_rate(struct net_device *dev,
1268 struct iw_request_info *info, struct iw_param *rrq, char *extra)
1270 struct zd1201 *zd = netdev_priv(dev);
1274 err = zd1201_getconfig16(zd, ZD1201_RID_CURRENTTXRATE, &rate);
1280 rrq->value = 1000000;
1283 rrq->value = 2000000;
1286 rrq->value = 5500000;
1289 rrq->value = 11000000;
1300 static int zd1201_set_rts(struct net_device *dev, struct iw_request_info *info,
1301 struct iw_param *rts, char *extra)
1303 struct zd1201 *zd = netdev_priv(dev);
1305 short val = rts->value;
1307 if (rts->disabled || !rts->fixed)
1308 val = ZD1201_RTSMAX;
1309 if (val > ZD1201_RTSMAX)
1314 err = zd1201_setconfig16(zd, ZD1201_RID_CNFRTSTHRESHOLD, val);
1317 return zd1201_mac_reset(zd);
1320 static int zd1201_get_rts(struct net_device *dev, struct iw_request_info *info,
1321 struct iw_param *rts, char *extra)
1323 struct zd1201 *zd = netdev_priv(dev);
1327 err = zd1201_getconfig16(zd, ZD1201_RID_CNFRTSTHRESHOLD, &rtst);
1331 rts->disabled = (rts->value == ZD1201_RTSMAX);
1337 static int zd1201_set_frag(struct net_device *dev, struct iw_request_info *info,
1338 struct iw_param *frag, char *extra)
1340 struct zd1201 *zd = netdev_priv(dev);
1342 short val = frag->value;
1344 if (frag->disabled || !frag->fixed)
1345 val = ZD1201_FRAGMAX;
1346 if (val > ZD1201_FRAGMAX)
1348 if (val < ZD1201_FRAGMIN)
1352 err = zd1201_setconfig16(zd, ZD1201_RID_CNFFRAGTHRESHOLD, val);
1355 return zd1201_mac_reset(zd);
1358 static int zd1201_get_frag(struct net_device *dev, struct iw_request_info *info,
1359 struct iw_param *frag, char *extra)
1361 struct zd1201 *zd = netdev_priv(dev);
1365 err = zd1201_getconfig16(zd, ZD1201_RID_CNFFRAGTHRESHOLD, &fragt);
1368 frag->value = fragt;
1369 frag->disabled = (frag->value == ZD1201_FRAGMAX);
1375 static int zd1201_set_retry(struct net_device *dev,
1376 struct iw_request_info *info, struct iw_param *rrq, char *extra)
1381 static int zd1201_get_retry(struct net_device *dev,
1382 struct iw_request_info *info, struct iw_param *rrq, char *extra)
1387 static int zd1201_set_encode(struct net_device *dev,
1388 struct iw_request_info *info, struct iw_point *erq, char *key)
1390 struct zd1201 *zd = netdev_priv(dev);
1394 if (erq->length > ZD1201_MAXKEYLEN)
1397 i = (erq->flags & IW_ENCODE_INDEX)-1;
1399 err = zd1201_getconfig16(zd,ZD1201_RID_CNFDEFAULTKEYID,&i);
1403 err = zd1201_setconfig16(zd, ZD1201_RID_CNFDEFAULTKEYID, i);
1408 if (i < 0 || i >= ZD1201_NUMKEYS)
1411 rid = ZD1201_RID_CNFDEFAULTKEY0 + i;
1412 err = zd1201_setconfig(zd, rid, key, erq->length, 1);
1415 zd->encode_keylen[i] = erq->length;
1416 memcpy(zd->encode_keys[i], key, erq->length);
1419 if (!(erq->flags & IW_ENCODE_DISABLED & IW_ENCODE_MODE)) {
1421 zd->encode_enabled = 1;
1423 zd->encode_enabled = 0;
1424 if (erq->flags & IW_ENCODE_RESTRICTED & IW_ENCODE_MODE) {
1426 zd->encode_restricted = 1;
1428 zd->encode_restricted = 0;
1429 err = zd1201_setconfig16(zd, ZD1201_RID_CNFWEBFLAGS, i);
1433 if (zd->encode_enabled)
1434 i = ZD1201_CNFAUTHENTICATION_SHAREDKEY;
1436 i = ZD1201_CNFAUTHENTICATION_OPENSYSTEM;
1437 err = zd1201_setconfig16(zd, ZD1201_RID_CNFAUTHENTICATION, i);
1441 return zd1201_mac_reset(zd);
1444 static int zd1201_get_encode(struct net_device *dev,
1445 struct iw_request_info *info, struct iw_point *erq, char *key)
1447 struct zd1201 *zd = netdev_priv(dev);
1451 if (zd->encode_enabled)
1452 erq->flags = IW_ENCODE_ENABLED;
1454 erq->flags = IW_ENCODE_DISABLED;
1455 if (zd->encode_restricted)
1456 erq->flags |= IW_ENCODE_RESTRICTED;
1458 erq->flags |= IW_ENCODE_OPEN;
1460 i = (erq->flags & IW_ENCODE_INDEX) -1;
1462 err = zd1201_getconfig16(zd, ZD1201_RID_CNFDEFAULTKEYID, &i);
1466 if (i<0 || i>= ZD1201_NUMKEYS)
1471 erq->length = zd->encode_keylen[i];
1472 memcpy(key, zd->encode_keys[i], erq->length);
1477 static int zd1201_set_power(struct net_device *dev,
1478 struct iw_request_info *info, struct iw_param *vwrq, char *extra)
1480 struct zd1201 *zd = netdev_priv(dev);
1481 short enabled, duration, level;
1484 enabled = vwrq->disabled ? 0 : 1;
1486 if (vwrq->flags & IW_POWER_PERIOD) {
1487 duration = vwrq->value;
1488 err = zd1201_setconfig16(zd,
1489 ZD1201_RID_CNFMAXSLEEPDURATION, duration);
1494 if (vwrq->flags & IW_POWER_TIMEOUT) {
1495 err = zd1201_getconfig16(zd,
1496 ZD1201_RID_CNFMAXSLEEPDURATION, &duration);
1499 level = vwrq->value * 4 / duration;
1504 err = zd1201_setconfig16(zd, ZD1201_RID_CNFPMEPS,
1513 return zd1201_setconfig16(zd, ZD1201_RID_CNFPMENABLED, enabled);
1516 static int zd1201_get_power(struct net_device *dev,
1517 struct iw_request_info *info, struct iw_param *vwrq, char *extra)
1519 struct zd1201 *zd = netdev_priv(dev);
1520 short enabled, level, duration;
1523 err = zd1201_getconfig16(zd, ZD1201_RID_CNFPMENABLED, &enabled);
1526 err = zd1201_getconfig16(zd, ZD1201_RID_CNFPMEPS, &level);
1529 err = zd1201_getconfig16(zd, ZD1201_RID_CNFMAXSLEEPDURATION, &duration);
1532 vwrq->disabled = enabled ? 0 : 1;
1533 if (vwrq->flags & IW_POWER_TYPE) {
1534 if (vwrq->flags & IW_POWER_PERIOD) {
1535 vwrq->value = duration;
1536 vwrq->flags = IW_POWER_PERIOD;
1538 vwrq->value = duration * level / 4;
1539 vwrq->flags = IW_POWER_TIMEOUT;
1542 if (vwrq->flags & IW_POWER_MODE) {
1543 if (enabled && level)
1544 vwrq->flags = IW_POWER_UNICAST_R;
1546 vwrq->flags = IW_POWER_ALL_R;
1553 static const iw_handler zd1201_iw_handler[] =
1555 (iw_handler) zd1201_config_commit, /* SIOCSIWCOMMIT */
1556 (iw_handler) zd1201_get_name, /* SIOCGIWNAME */
1557 (iw_handler) NULL, /* SIOCSIWNWID */
1558 (iw_handler) NULL, /* SIOCGIWNWID */
1559 (iw_handler) zd1201_set_freq, /* SIOCSIWFREQ */
1560 (iw_handler) zd1201_get_freq, /* SIOCGIWFREQ */
1561 (iw_handler) zd1201_set_mode, /* SIOCSIWMODE */
1562 (iw_handler) zd1201_get_mode, /* SIOCGIWMODE */
1563 (iw_handler) NULL, /* SIOCSIWSENS */
1564 (iw_handler) NULL, /* SIOCGIWSENS */
1565 (iw_handler) NULL, /* SIOCSIWRANGE */
1566 (iw_handler) zd1201_get_range, /* SIOCGIWRANGE */
1567 (iw_handler) NULL, /* SIOCSIWPRIV */
1568 (iw_handler) NULL, /* SIOCGIWPRIV */
1569 (iw_handler) NULL, /* SIOCSIWSTATS */
1570 (iw_handler) NULL, /* SIOCGIWSTATS */
1571 (iw_handler) NULL, /* SIOCSIWSPY */
1572 (iw_handler) NULL, /* SIOCGIWSPY */
1573 (iw_handler) NULL, /* -- hole -- */
1574 (iw_handler) NULL, /* -- hole -- */
1575 (iw_handler) NULL/*zd1201_set_wap*/, /* SIOCSIWAP */
1576 (iw_handler) zd1201_get_wap, /* SIOCGIWAP */
1577 (iw_handler) NULL, /* -- hole -- */
1578 (iw_handler) NULL, /* SIOCGIWAPLIST */
1579 (iw_handler) zd1201_set_scan, /* SIOCSIWSCAN */
1580 (iw_handler) zd1201_get_scan, /* SIOCGIWSCAN */
1581 (iw_handler) zd1201_set_essid, /* SIOCSIWESSID */
1582 (iw_handler) zd1201_get_essid, /* SIOCGIWESSID */
1583 (iw_handler) NULL, /* SIOCSIWNICKN */
1584 (iw_handler) zd1201_get_nick, /* SIOCGIWNICKN */
1585 (iw_handler) NULL, /* -- hole -- */
1586 (iw_handler) NULL, /* -- hole -- */
1587 (iw_handler) zd1201_set_rate, /* SIOCSIWRATE */
1588 (iw_handler) zd1201_get_rate, /* SIOCGIWRATE */
1589 (iw_handler) zd1201_set_rts, /* SIOCSIWRTS */
1590 (iw_handler) zd1201_get_rts, /* SIOCGIWRTS */
1591 (iw_handler) zd1201_set_frag, /* SIOCSIWFRAG */
1592 (iw_handler) zd1201_get_frag, /* SIOCGIWFRAG */
1593 (iw_handler) NULL, /* SIOCSIWTXPOW */
1594 (iw_handler) NULL, /* SIOCGIWTXPOW */
1595 (iw_handler) zd1201_set_retry, /* SIOCSIWRETRY */
1596 (iw_handler) zd1201_get_retry, /* SIOCGIWRETRY */
1597 (iw_handler) zd1201_set_encode, /* SIOCSIWENCODE */
1598 (iw_handler) zd1201_get_encode, /* SIOCGIWENCODE */
1599 (iw_handler) zd1201_set_power, /* SIOCSIWPOWER */
1600 (iw_handler) zd1201_get_power, /* SIOCGIWPOWER */
1603 static int zd1201_set_hostauth(struct net_device *dev,
1604 struct iw_request_info *info, struct iw_param *rrq, char *extra)
1606 struct zd1201 *zd = netdev_priv(dev);
1611 return zd1201_setconfig16(zd, ZD1201_RID_CNFHOSTAUTH, rrq->value);
1614 static int zd1201_get_hostauth(struct net_device *dev,
1615 struct iw_request_info *info, struct iw_param *rrq, char *extra)
1617 struct zd1201 *zd = netdev_priv(dev);
1624 err = zd1201_getconfig16(zd, ZD1201_RID_CNFHOSTAUTH, &hostauth);
1627 rrq->value = hostauth;
1633 static int zd1201_auth_sta(struct net_device *dev,
1634 struct iw_request_info *info, struct sockaddr *sta, char *extra)
1636 struct zd1201 *zd = netdev_priv(dev);
1637 unsigned char buffer[10];
1642 memcpy(buffer, sta->sa_data, ETH_ALEN);
1643 *(short*)(buffer+6) = 0; /* 0==success, 1==failure */
1644 *(short*)(buffer+8) = 0;
1646 return zd1201_setconfig(zd, ZD1201_RID_AUTHENTICATESTA, buffer, 10, 1);
1649 static int zd1201_set_maxassoc(struct net_device *dev,
1650 struct iw_request_info *info, struct iw_param *rrq, char *extra)
1652 struct zd1201 *zd = netdev_priv(dev);
1657 return zd1201_setconfig16(zd, ZD1201_RID_CNFMAXASSOCSTATIONS, rrq->value);
1660 static int zd1201_get_maxassoc(struct net_device *dev,
1661 struct iw_request_info *info, struct iw_param *rrq, char *extra)
1663 struct zd1201 *zd = netdev_priv(dev);
1670 err = zd1201_getconfig16(zd, ZD1201_RID_CNFMAXASSOCSTATIONS, &maxassoc);
1673 rrq->value = maxassoc;
1679 static const iw_handler zd1201_private_handler[] = {
1680 (iw_handler) zd1201_set_hostauth, /* ZD1201SIWHOSTAUTH */
1681 (iw_handler) zd1201_get_hostauth, /* ZD1201GIWHOSTAUTH */
1682 (iw_handler) zd1201_auth_sta, /* ZD1201SIWAUTHSTA */
1683 (iw_handler) NULL, /* nothing to get */
1684 (iw_handler) zd1201_set_maxassoc, /* ZD1201SIMAXASSOC */
1685 (iw_handler) zd1201_get_maxassoc, /* ZD1201GIMAXASSOC */
1688 static const struct iw_priv_args zd1201_private_args[] = {
1689 { ZD1201SIWHOSTAUTH, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
1690 IW_PRIV_TYPE_NONE, "sethostauth" },
1691 { ZD1201GIWHOSTAUTH, IW_PRIV_TYPE_NONE,
1692 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethostauth" },
1693 { ZD1201SIWAUTHSTA, IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1,
1694 IW_PRIV_TYPE_NONE, "authstation" },
1695 { ZD1201SIWMAXASSOC, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
1696 IW_PRIV_TYPE_NONE, "setmaxassoc" },
1697 { ZD1201GIWMAXASSOC, IW_PRIV_TYPE_NONE,
1698 IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getmaxassoc" },
1701 static const struct iw_handler_def zd1201_iw_handlers = {
1702 .num_standard = ARRAY_SIZE(zd1201_iw_handler),
1703 .num_private = ARRAY_SIZE(zd1201_private_handler),
1704 .num_private_args = ARRAY_SIZE(zd1201_private_args),
1705 .standard = (iw_handler *)zd1201_iw_handler,
1706 .private = (iw_handler *)zd1201_private_handler,
1707 .private_args = (struct iw_priv_args *) zd1201_private_args,
1708 .get_wireless_stats = zd1201_get_wireless_stats,
1711 static const struct net_device_ops zd1201_netdev_ops = {
1712 .ndo_open = zd1201_net_open,
1713 .ndo_stop = zd1201_net_stop,
1714 .ndo_start_xmit = zd1201_hard_start_xmit,
1715 .ndo_tx_timeout = zd1201_tx_timeout,
1716 .ndo_set_rx_mode = zd1201_set_multicast,
1717 .ndo_set_mac_address = zd1201_set_mac_address,
1718 .ndo_validate_addr = eth_validate_addr,
1721 static int zd1201_probe(struct usb_interface *interface,
1722 const struct usb_device_id *id)
1725 struct net_device *dev;
1726 struct usb_device *usb;
1729 char buf[IW_ESSID_MAX_SIZE+2];
1732 usb = interface_to_usbdev(interface);
1734 dev = alloc_etherdev(sizeof(*zd));
1737 zd = netdev_priv(dev);
1743 init_waitqueue_head(&zd->rxdataq);
1744 INIT_HLIST_HEAD(&zd->fraglist);
1746 err = zd1201_fw_upload(usb, zd->ap);
1748 dev_err(&usb->dev, "zd1201 firmware upload failed: %d\n", err);
1755 zd->rx_urb = usb_alloc_urb(0, GFP_KERNEL);
1756 zd->tx_urb = usb_alloc_urb(0, GFP_KERNEL);
1757 if (!zd->rx_urb || !zd->tx_urb) {
1763 err = zd1201_drvr_start(zd);
1767 err = zd1201_setconfig16(zd, ZD1201_RID_CNFMAXDATALEN, 2312);
1771 err = zd1201_setconfig16(zd, ZD1201_RID_TXRATECNTL,
1772 ZD1201_RATEB1 | ZD1201_RATEB2 | ZD1201_RATEB5 | ZD1201_RATEB11);
1776 dev->netdev_ops = &zd1201_netdev_ops;
1777 dev->wireless_handlers = &zd1201_iw_handlers;
1778 dev->watchdog_timeo = ZD1201_TX_TIMEOUT;
1779 strcpy(dev->name, "wlan%d");
1781 err = zd1201_getconfig(zd, ZD1201_RID_CNFOWNMACADDR, addr, ETH_ALEN);
1784 eth_hw_addr_set(dev, addr);
1786 /* Set wildcard essid to match zd->essid */
1787 *(__le16 *)buf = cpu_to_le16(0);
1788 err = zd1201_setconfig(zd, ZD1201_RID_CNFDESIREDSSID, buf,
1789 IW_ESSID_MAX_SIZE+2, 1);
1794 porttype = ZD1201_PORTTYPE_AP;
1796 porttype = ZD1201_PORTTYPE_BSS;
1797 err = zd1201_setconfig16(zd, ZD1201_RID_CNFPORTTYPE, porttype);
1801 SET_NETDEV_DEV(dev, &usb->dev);
1803 err = register_netdev(dev);
1806 dev_info(&usb->dev, "%s: ZD1201 USB Wireless interface\n",
1809 usb_set_intfdata(interface, zd);
1810 zd1201_enable(zd); /* zd1201 likes to startup enabled, */
1811 zd1201_disable(zd); /* interfering with all the wifis in range */
1815 /* Leave the device in reset state */
1816 zd1201_docmd(zd, ZD1201_CMDCODE_INIT, 0, 0, 0);
1818 usb_free_urb(zd->tx_urb);
1819 usb_free_urb(zd->rx_urb);
1824 static void zd1201_disconnect(struct usb_interface *interface)
1826 struct zd1201 *zd = usb_get_intfdata(interface);
1827 struct hlist_node *node2;
1828 struct zd1201_frag *frag;
1832 usb_set_intfdata(interface, NULL);
1834 hlist_for_each_entry_safe(frag, node2, &zd->fraglist, fnode) {
1835 hlist_del_init(&frag->fnode);
1836 kfree_skb(frag->skb);
1841 usb_kill_urb(zd->tx_urb);
1842 usb_free_urb(zd->tx_urb);
1845 usb_kill_urb(zd->rx_urb);
1846 usb_free_urb(zd->rx_urb);
1850 unregister_netdev(zd->dev);
1851 free_netdev(zd->dev);
1857 static int zd1201_suspend(struct usb_interface *interface,
1858 pm_message_t message)
1860 struct zd1201 *zd = usb_get_intfdata(interface);
1862 netif_device_detach(zd->dev);
1864 zd->was_enabled = zd->mac_enabled;
1866 if (zd->was_enabled)
1867 return zd1201_disable(zd);
1872 static int zd1201_resume(struct usb_interface *interface)
1874 struct zd1201 *zd = usb_get_intfdata(interface);
1876 if (!zd || !zd->dev)
1879 netif_device_attach(zd->dev);
1881 if (zd->was_enabled)
1882 return zd1201_enable(zd);
1889 #define zd1201_suspend NULL
1890 #define zd1201_resume NULL
1894 static struct usb_driver zd1201_usb = {
1896 .probe = zd1201_probe,
1897 .disconnect = zd1201_disconnect,
1898 .id_table = zd1201_table,
1899 .suspend = zd1201_suspend,
1900 .resume = zd1201_resume,
1901 .disable_hub_initiated_lpm = 1,
1904 module_usb_driver(zd1201_usb);