1d2912cb1SThomas Gleixner // SPDX-License-Identifier: GPL-2.0-only
2ed0ad06fSKalle Valo /*
3*5d7cf67fSAlan Stern * Driver for ZyDAS zd1201 based USB wireless devices.
4ed0ad06fSKalle Valo *
5ed0ad06fSKalle Valo * Copyright (c) 2004, 2005 Jeroen Vreeken (pe1rxq@amsat.org)
6ed0ad06fSKalle Valo *
7ed0ad06fSKalle Valo * Parts of this driver have been derived from a wlan-ng version
8ed0ad06fSKalle Valo * modified by ZyDAS. They also made documentation available, thanks!
9ed0ad06fSKalle Valo * Copyright (C) 1999 AbsoluteValue Systems, Inc. All Rights Reserved.
10ed0ad06fSKalle Valo */
11ed0ad06fSKalle Valo
12ed0ad06fSKalle Valo #include <linux/module.h>
13ed0ad06fSKalle Valo #include <linux/usb.h>
14ed0ad06fSKalle Valo #include <linux/slab.h>
15ed0ad06fSKalle Valo #include <linux/netdevice.h>
16ed0ad06fSKalle Valo #include <linux/etherdevice.h>
17ed0ad06fSKalle Valo #include <linux/wireless.h>
18ed0ad06fSKalle Valo #include <net/cfg80211.h>
19ed0ad06fSKalle Valo #include <net/iw_handler.h>
20ed0ad06fSKalle Valo #include <linux/string.h>
21ed0ad06fSKalle Valo #include <linux/if_arp.h>
22ed0ad06fSKalle Valo #include <linux/firmware.h>
23ed0ad06fSKalle Valo #include "zd1201.h"
24ed0ad06fSKalle Valo
25b924ffd7SArvind Yadav static const struct usb_device_id zd1201_table[] = {
26*5d7cf67fSAlan Stern {USB_DEVICE(0x0586, 0x3400)}, /* Peabird USB Wireless Adapter */
27*5d7cf67fSAlan Stern {USB_DEVICE(0x0ace, 0x1201)}, /* ZyDAS ZD1201 USB Wireless Adapter */
28ed0ad06fSKalle Valo {USB_DEVICE(0x050d, 0x6051)}, /* Belkin F5D6051 usb adapter */
29ed0ad06fSKalle Valo {USB_DEVICE(0x0db0, 0x6823)}, /* MSI UB11B usb adapter */
30ed0ad06fSKalle Valo {USB_DEVICE(0x1044, 0x8004)}, /* Gigabyte GN-WLBZ101 */
31ed0ad06fSKalle Valo {USB_DEVICE(0x1044, 0x8005)}, /* GIGABYTE GN-WLBZ201 usb adapter */
32ed0ad06fSKalle Valo {}
33ed0ad06fSKalle Valo };
34ed0ad06fSKalle Valo
35ed0ad06fSKalle Valo static int ap; /* Are we an AP or a normal station? */
36ed0ad06fSKalle Valo
37ed0ad06fSKalle Valo #define ZD1201_VERSION "0.15"
38ed0ad06fSKalle Valo
39ed0ad06fSKalle Valo MODULE_AUTHOR("Jeroen Vreeken <pe1rxq@amsat.org>");
40ed0ad06fSKalle Valo MODULE_DESCRIPTION("Driver for ZyDAS ZD1201 based USB Wireless adapters");
41ed0ad06fSKalle Valo MODULE_VERSION(ZD1201_VERSION);
42ed0ad06fSKalle Valo MODULE_LICENSE("GPL");
43ed0ad06fSKalle Valo module_param(ap, int, 0);
44ed0ad06fSKalle Valo MODULE_PARM_DESC(ap, "If non-zero Access Point firmware will be loaded");
45ed0ad06fSKalle Valo MODULE_DEVICE_TABLE(usb, zd1201_table);
46ed0ad06fSKalle Valo
47ed0ad06fSKalle Valo
zd1201_fw_upload(struct usb_device * dev,int apfw)48ed0ad06fSKalle Valo static int zd1201_fw_upload(struct usb_device *dev, int apfw)
49ed0ad06fSKalle Valo {
50ed0ad06fSKalle Valo const struct firmware *fw_entry;
51ed0ad06fSKalle Valo const char *data;
52ed0ad06fSKalle Valo unsigned long len;
53ed0ad06fSKalle Valo int err;
54ed0ad06fSKalle Valo unsigned char ret;
55ed0ad06fSKalle Valo char *buf;
56ed0ad06fSKalle Valo char *fwfile;
57ed0ad06fSKalle Valo
58ed0ad06fSKalle Valo if (apfw)
59ed0ad06fSKalle Valo fwfile = "zd1201-ap.fw";
60ed0ad06fSKalle Valo else
61ed0ad06fSKalle Valo fwfile = "zd1201.fw";
62ed0ad06fSKalle Valo
63ed0ad06fSKalle Valo err = request_firmware(&fw_entry, fwfile, &dev->dev);
64ed0ad06fSKalle Valo if (err) {
65ed0ad06fSKalle Valo dev_err(&dev->dev, "Failed to load %s firmware file!\n", fwfile);
66ed0ad06fSKalle Valo dev_err(&dev->dev, "Make sure the hotplug firmware loader is installed.\n");
67ed0ad06fSKalle Valo dev_err(&dev->dev, "Goto http://linux-lc100020.sourceforge.net for more info.\n");
68ed0ad06fSKalle Valo return err;
69ed0ad06fSKalle Valo }
70ed0ad06fSKalle Valo
71ed0ad06fSKalle Valo data = fw_entry->data;
72ed0ad06fSKalle Valo len = fw_entry->size;
73ed0ad06fSKalle Valo
74ed0ad06fSKalle Valo buf = kmalloc(1024, GFP_ATOMIC);
75ed0ad06fSKalle Valo if (!buf) {
76ed0ad06fSKalle Valo err = -ENOMEM;
77ed0ad06fSKalle Valo goto exit;
78ed0ad06fSKalle Valo }
79ed0ad06fSKalle Valo
80ed0ad06fSKalle Valo while (len > 0) {
81ed0ad06fSKalle Valo int translen = (len > 1024) ? 1024 : len;
82ed0ad06fSKalle Valo memcpy(buf, data, translen);
83ed0ad06fSKalle Valo
84ed0ad06fSKalle Valo err = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), 0,
85ed0ad06fSKalle Valo USB_DIR_OUT | 0x40, 0, 0, buf, translen,
86ed0ad06fSKalle Valo ZD1201_FW_TIMEOUT);
87ed0ad06fSKalle Valo if (err < 0)
88ed0ad06fSKalle Valo goto exit;
89ed0ad06fSKalle Valo
90ed0ad06fSKalle Valo len -= translen;
91ed0ad06fSKalle Valo data += translen;
92ed0ad06fSKalle Valo }
93ed0ad06fSKalle Valo
94ed0ad06fSKalle Valo err = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), 0x2,
95ed0ad06fSKalle Valo USB_DIR_OUT | 0x40, 0, 0, NULL, 0, ZD1201_FW_TIMEOUT);
96ed0ad06fSKalle Valo if (err < 0)
97ed0ad06fSKalle Valo goto exit;
98ed0ad06fSKalle Valo
99ed0ad06fSKalle Valo err = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), 0x4,
100ed0ad06fSKalle Valo USB_DIR_IN | 0x40, 0, 0, buf, sizeof(ret), ZD1201_FW_TIMEOUT);
101ed0ad06fSKalle Valo if (err < 0)
102ed0ad06fSKalle Valo goto exit;
103ed0ad06fSKalle Valo
104ed0ad06fSKalle Valo memcpy(&ret, buf, sizeof(ret));
105ed0ad06fSKalle Valo
106ed0ad06fSKalle Valo if (ret & 0x80) {
107ed0ad06fSKalle Valo err = -EIO;
108ed0ad06fSKalle Valo goto exit;
109ed0ad06fSKalle Valo }
110ed0ad06fSKalle Valo
111ed0ad06fSKalle Valo err = 0;
112ed0ad06fSKalle Valo exit:
113ed0ad06fSKalle Valo kfree(buf);
114ed0ad06fSKalle Valo release_firmware(fw_entry);
115ed0ad06fSKalle Valo return err;
116ed0ad06fSKalle Valo }
117ed0ad06fSKalle Valo
118ed0ad06fSKalle Valo MODULE_FIRMWARE("zd1201-ap.fw");
119ed0ad06fSKalle Valo MODULE_FIRMWARE("zd1201.fw");
120ed0ad06fSKalle Valo
zd1201_usbfree(struct urb * urb)121ed0ad06fSKalle Valo static void zd1201_usbfree(struct urb *urb)
122ed0ad06fSKalle Valo {
123ed0ad06fSKalle Valo struct zd1201 *zd = urb->context;
124ed0ad06fSKalle Valo
125ed0ad06fSKalle Valo switch(urb->status) {
126ed0ad06fSKalle Valo case -EILSEQ:
127ed0ad06fSKalle Valo case -ENODEV:
128ed0ad06fSKalle Valo case -ETIME:
129ed0ad06fSKalle Valo case -ENOENT:
130ed0ad06fSKalle Valo case -EPIPE:
131ed0ad06fSKalle Valo case -EOVERFLOW:
132ed0ad06fSKalle Valo case -ESHUTDOWN:
133ed0ad06fSKalle Valo dev_warn(&zd->usb->dev, "%s: urb failed: %d\n",
134ed0ad06fSKalle Valo zd->dev->name, urb->status);
135ed0ad06fSKalle Valo }
136ed0ad06fSKalle Valo
137ed0ad06fSKalle Valo kfree(urb->transfer_buffer);
138ed0ad06fSKalle Valo usb_free_urb(urb);
139ed0ad06fSKalle Valo }
140ed0ad06fSKalle Valo
141ed0ad06fSKalle Valo /* cmdreq message:
142ed0ad06fSKalle Valo u32 type
143ed0ad06fSKalle Valo u16 cmd
144ed0ad06fSKalle Valo u16 parm0
145ed0ad06fSKalle Valo u16 parm1
146ed0ad06fSKalle Valo u16 parm2
147ed0ad06fSKalle Valo u8 pad[4]
148ed0ad06fSKalle Valo
149ed0ad06fSKalle Valo total: 4 + 2 + 2 + 2 + 2 + 4 = 16
150ed0ad06fSKalle Valo */
zd1201_docmd(struct zd1201 * zd,int cmd,int parm0,int parm1,int parm2)151ed0ad06fSKalle Valo static int zd1201_docmd(struct zd1201 *zd, int cmd, int parm0,
152ed0ad06fSKalle Valo int parm1, int parm2)
153ed0ad06fSKalle Valo {
154ed0ad06fSKalle Valo unsigned char *command;
155ed0ad06fSKalle Valo int ret;
156ed0ad06fSKalle Valo struct urb *urb;
157ed0ad06fSKalle Valo
158ed0ad06fSKalle Valo command = kmalloc(16, GFP_ATOMIC);
159ed0ad06fSKalle Valo if (!command)
160ed0ad06fSKalle Valo return -ENOMEM;
161ed0ad06fSKalle Valo
162ed0ad06fSKalle Valo *((__le32*)command) = cpu_to_le32(ZD1201_USB_CMDREQ);
163ed0ad06fSKalle Valo *((__le16*)&command[4]) = cpu_to_le16(cmd);
164ed0ad06fSKalle Valo *((__le16*)&command[6]) = cpu_to_le16(parm0);
165ed0ad06fSKalle Valo *((__le16*)&command[8]) = cpu_to_le16(parm1);
166ed0ad06fSKalle Valo *((__le16*)&command[10])= cpu_to_le16(parm2);
167ed0ad06fSKalle Valo
168ed0ad06fSKalle Valo urb = usb_alloc_urb(0, GFP_ATOMIC);
169ed0ad06fSKalle Valo if (!urb) {
170ed0ad06fSKalle Valo kfree(command);
171ed0ad06fSKalle Valo return -ENOMEM;
172ed0ad06fSKalle Valo }
173ed0ad06fSKalle Valo usb_fill_bulk_urb(urb, zd->usb, usb_sndbulkpipe(zd->usb, zd->endp_out2),
174ed0ad06fSKalle Valo command, 16, zd1201_usbfree, zd);
175ed0ad06fSKalle Valo ret = usb_submit_urb(urb, GFP_ATOMIC);
176ed0ad06fSKalle Valo if (ret) {
177ed0ad06fSKalle Valo kfree(command);
178ed0ad06fSKalle Valo usb_free_urb(urb);
179ed0ad06fSKalle Valo }
180ed0ad06fSKalle Valo
181ed0ad06fSKalle Valo return ret;
182ed0ad06fSKalle Valo }
183ed0ad06fSKalle Valo
184ed0ad06fSKalle Valo /* Callback after sending out a packet */
zd1201_usbtx(struct urb * urb)185ed0ad06fSKalle Valo static void zd1201_usbtx(struct urb *urb)
186ed0ad06fSKalle Valo {
187ed0ad06fSKalle Valo struct zd1201 *zd = urb->context;
188ed0ad06fSKalle Valo netif_wake_queue(zd->dev);
189ed0ad06fSKalle Valo }
190ed0ad06fSKalle Valo
191ed0ad06fSKalle Valo /* Incoming data */
zd1201_usbrx(struct urb * urb)192ed0ad06fSKalle Valo static void zd1201_usbrx(struct urb *urb)
193ed0ad06fSKalle Valo {
194ed0ad06fSKalle Valo struct zd1201 *zd = urb->context;
195ed0ad06fSKalle Valo int free = 0;
196ed0ad06fSKalle Valo unsigned char *data = urb->transfer_buffer;
197ed0ad06fSKalle Valo struct sk_buff *skb;
198ed0ad06fSKalle Valo unsigned char type;
199ed0ad06fSKalle Valo
200ed0ad06fSKalle Valo if (!zd)
201ed0ad06fSKalle Valo return;
202ed0ad06fSKalle Valo
203ed0ad06fSKalle Valo switch(urb->status) {
204ed0ad06fSKalle Valo case -EILSEQ:
205ed0ad06fSKalle Valo case -ENODEV:
206ed0ad06fSKalle Valo case -ETIME:
207ed0ad06fSKalle Valo case -ENOENT:
208ed0ad06fSKalle Valo case -EPIPE:
209ed0ad06fSKalle Valo case -EOVERFLOW:
210ed0ad06fSKalle Valo case -ESHUTDOWN:
211ed0ad06fSKalle Valo dev_warn(&zd->usb->dev, "%s: rx urb failed: %d\n",
212ed0ad06fSKalle Valo zd->dev->name, urb->status);
213ed0ad06fSKalle Valo free = 1;
214ed0ad06fSKalle Valo goto exit;
215ed0ad06fSKalle Valo }
216ed0ad06fSKalle Valo
217ed0ad06fSKalle Valo if (urb->status != 0 || urb->actual_length == 0)
218ed0ad06fSKalle Valo goto resubmit;
219ed0ad06fSKalle Valo
220ed0ad06fSKalle Valo type = data[0];
221ed0ad06fSKalle Valo if (type == ZD1201_PACKET_EVENTSTAT || type == ZD1201_PACKET_RESOURCE) {
222ed0ad06fSKalle Valo memcpy(zd->rxdata, data, urb->actual_length);
223ed0ad06fSKalle Valo zd->rxlen = urb->actual_length;
224ed0ad06fSKalle Valo zd->rxdatas = 1;
225ed0ad06fSKalle Valo wake_up(&zd->rxdataq);
226ed0ad06fSKalle Valo }
227ed0ad06fSKalle Valo /* Info frame */
228ed0ad06fSKalle Valo if (type == ZD1201_PACKET_INQUIRE) {
229ed0ad06fSKalle Valo int i = 0;
23003e40f1eSColin Ian King unsigned short infotype, copylen;
231ed0ad06fSKalle Valo infotype = le16_to_cpu(*(__le16*)&data[6]);
232ed0ad06fSKalle Valo
233ed0ad06fSKalle Valo if (infotype == ZD1201_INF_LINKSTATUS) {
234ed0ad06fSKalle Valo short linkstatus;
235ed0ad06fSKalle Valo
236ed0ad06fSKalle Valo linkstatus = le16_to_cpu(*(__le16*)&data[8]);
237ed0ad06fSKalle Valo switch(linkstatus) {
238ed0ad06fSKalle Valo case 1:
239ed0ad06fSKalle Valo netif_carrier_on(zd->dev);
240ed0ad06fSKalle Valo break;
241ed0ad06fSKalle Valo case 2:
242ed0ad06fSKalle Valo netif_carrier_off(zd->dev);
243ed0ad06fSKalle Valo break;
244ed0ad06fSKalle Valo case 3:
245ed0ad06fSKalle Valo netif_carrier_off(zd->dev);
246ed0ad06fSKalle Valo break;
247ed0ad06fSKalle Valo case 4:
248ed0ad06fSKalle Valo netif_carrier_on(zd->dev);
249ed0ad06fSKalle Valo break;
250ed0ad06fSKalle Valo default:
251ed0ad06fSKalle Valo netif_carrier_off(zd->dev);
252ed0ad06fSKalle Valo }
253ed0ad06fSKalle Valo goto resubmit;
254ed0ad06fSKalle Valo }
255ed0ad06fSKalle Valo if (infotype == ZD1201_INF_ASSOCSTATUS) {
256ed0ad06fSKalle Valo short status = le16_to_cpu(*(__le16*)(data+8));
257ed0ad06fSKalle Valo int event;
258ed0ad06fSKalle Valo union iwreq_data wrqu;
259ed0ad06fSKalle Valo
260ed0ad06fSKalle Valo switch (status) {
261ed0ad06fSKalle Valo case ZD1201_ASSOCSTATUS_STAASSOC:
262ed0ad06fSKalle Valo case ZD1201_ASSOCSTATUS_REASSOC:
263ed0ad06fSKalle Valo event = IWEVREGISTERED;
264ed0ad06fSKalle Valo break;
265ed0ad06fSKalle Valo case ZD1201_ASSOCSTATUS_DISASSOC:
266ed0ad06fSKalle Valo case ZD1201_ASSOCSTATUS_ASSOCFAIL:
267ed0ad06fSKalle Valo case ZD1201_ASSOCSTATUS_AUTHFAIL:
268ed0ad06fSKalle Valo default:
269ed0ad06fSKalle Valo event = IWEVEXPIRED;
270ed0ad06fSKalle Valo }
271ed0ad06fSKalle Valo memcpy(wrqu.addr.sa_data, data+10, ETH_ALEN);
272ed0ad06fSKalle Valo wrqu.addr.sa_family = ARPHRD_ETHER;
273ed0ad06fSKalle Valo
274ed0ad06fSKalle Valo /* Send event to user space */
275ed0ad06fSKalle Valo wireless_send_event(zd->dev, event, &wrqu, NULL);
276ed0ad06fSKalle Valo
277ed0ad06fSKalle Valo goto resubmit;
278ed0ad06fSKalle Valo }
279ed0ad06fSKalle Valo if (infotype == ZD1201_INF_AUTHREQ) {
280ed0ad06fSKalle Valo union iwreq_data wrqu;
281ed0ad06fSKalle Valo
282ed0ad06fSKalle Valo memcpy(wrqu.addr.sa_data, data+8, ETH_ALEN);
283ed0ad06fSKalle Valo wrqu.addr.sa_family = ARPHRD_ETHER;
284ed0ad06fSKalle Valo /* There isn't a event that trully fits this request.
285ed0ad06fSKalle Valo We assume that userspace will be smart enough to
286ed0ad06fSKalle Valo see a new station being expired and sends back a
287ed0ad06fSKalle Valo authstation ioctl to authorize it. */
288ed0ad06fSKalle Valo wireless_send_event(zd->dev, IWEVEXPIRED, &wrqu, NULL);
289ed0ad06fSKalle Valo goto resubmit;
290ed0ad06fSKalle Valo }
291ed0ad06fSKalle Valo /* Other infotypes are handled outside this handler */
292ed0ad06fSKalle Valo zd->rxlen = 0;
293ed0ad06fSKalle Valo while (i < urb->actual_length) {
294ed0ad06fSKalle Valo copylen = le16_to_cpu(*(__le16*)&data[i+2]);
295ed0ad06fSKalle Valo /* Sanity check, sometimes we get junk */
296ed0ad06fSKalle Valo if (copylen+zd->rxlen > sizeof(zd->rxdata))
297ed0ad06fSKalle Valo break;
298ed0ad06fSKalle Valo memcpy(zd->rxdata+zd->rxlen, data+i+4, copylen);
299ed0ad06fSKalle Valo zd->rxlen += copylen;
300ed0ad06fSKalle Valo i += 64;
301ed0ad06fSKalle Valo }
302ed0ad06fSKalle Valo if (i >= urb->actual_length) {
303ed0ad06fSKalle Valo zd->rxdatas = 1;
304ed0ad06fSKalle Valo wake_up(&zd->rxdataq);
305ed0ad06fSKalle Valo }
306ed0ad06fSKalle Valo goto resubmit;
307ed0ad06fSKalle Valo }
308ed0ad06fSKalle Valo /* Actual data */
309ed0ad06fSKalle Valo if (data[urb->actual_length-1] == ZD1201_PACKET_RXDATA) {
310ed0ad06fSKalle Valo int datalen = urb->actual_length-1;
311ed0ad06fSKalle Valo unsigned short len, fc, seq;
312ed0ad06fSKalle Valo
313ed0ad06fSKalle Valo len = ntohs(*(__be16 *)&data[datalen-2]);
314ed0ad06fSKalle Valo if (len>datalen)
315ed0ad06fSKalle Valo len=datalen;
316ed0ad06fSKalle Valo fc = le16_to_cpu(*(__le16 *)&data[datalen-16]);
317ed0ad06fSKalle Valo seq = le16_to_cpu(*(__le16 *)&data[datalen-24]);
318ed0ad06fSKalle Valo
319ed0ad06fSKalle Valo if (zd->monitor) {
320ed0ad06fSKalle Valo if (datalen < 24)
321ed0ad06fSKalle Valo goto resubmit;
322ed0ad06fSKalle Valo if (!(skb = dev_alloc_skb(datalen+24)))
323ed0ad06fSKalle Valo goto resubmit;
324ed0ad06fSKalle Valo
32559ae1d12SJohannes Berg skb_put_data(skb, &data[datalen - 16], 2);
32659ae1d12SJohannes Berg skb_put_data(skb, &data[datalen - 2], 2);
32759ae1d12SJohannes Berg skb_put_data(skb, &data[datalen - 14], 6);
32859ae1d12SJohannes Berg skb_put_data(skb, &data[datalen - 22], 6);
32959ae1d12SJohannes Berg skb_put_data(skb, &data[datalen - 8], 6);
33059ae1d12SJohannes Berg skb_put_data(skb, &data[datalen - 24], 2);
33159ae1d12SJohannes Berg skb_put_data(skb, data, len);
332ed0ad06fSKalle Valo skb->protocol = eth_type_trans(skb, zd->dev);
333ed0ad06fSKalle Valo zd->dev->stats.rx_packets++;
334ed0ad06fSKalle Valo zd->dev->stats.rx_bytes += skb->len;
335ed0ad06fSKalle Valo netif_rx(skb);
336ed0ad06fSKalle Valo goto resubmit;
337ed0ad06fSKalle Valo }
338ed0ad06fSKalle Valo
339ed0ad06fSKalle Valo if ((seq & IEEE80211_SCTL_FRAG) ||
340ed0ad06fSKalle Valo (fc & IEEE80211_FCTL_MOREFRAGS)) {
341ed0ad06fSKalle Valo struct zd1201_frag *frag = NULL;
342ed0ad06fSKalle Valo char *ptr;
343ed0ad06fSKalle Valo
344ed0ad06fSKalle Valo if (datalen<14)
345ed0ad06fSKalle Valo goto resubmit;
346ed0ad06fSKalle Valo if ((seq & IEEE80211_SCTL_FRAG) == 0) {
347ed0ad06fSKalle Valo frag = kmalloc(sizeof(*frag), GFP_ATOMIC);
348ed0ad06fSKalle Valo if (!frag)
349ed0ad06fSKalle Valo goto resubmit;
350ed0ad06fSKalle Valo skb = dev_alloc_skb(IEEE80211_MAX_DATA_LEN +14+2);
351ed0ad06fSKalle Valo if (!skb) {
352ed0ad06fSKalle Valo kfree(frag);
353ed0ad06fSKalle Valo goto resubmit;
354ed0ad06fSKalle Valo }
355ed0ad06fSKalle Valo frag->skb = skb;
356ed0ad06fSKalle Valo frag->seq = seq & IEEE80211_SCTL_SEQ;
357ed0ad06fSKalle Valo skb_reserve(skb, 2);
35859ae1d12SJohannes Berg skb_put_data(skb, &data[datalen - 14], 12);
35959ae1d12SJohannes Berg skb_put_data(skb, &data[6], 2);
36059ae1d12SJohannes Berg skb_put_data(skb, data + 8, len);
361ed0ad06fSKalle Valo hlist_add_head(&frag->fnode, &zd->fraglist);
362ed0ad06fSKalle Valo goto resubmit;
363ed0ad06fSKalle Valo }
364ed0ad06fSKalle Valo hlist_for_each_entry(frag, &zd->fraglist, fnode)
365ed0ad06fSKalle Valo if (frag->seq == (seq&IEEE80211_SCTL_SEQ))
366ed0ad06fSKalle Valo break;
367ed0ad06fSKalle Valo if (!frag)
368ed0ad06fSKalle Valo goto resubmit;
369ed0ad06fSKalle Valo skb = frag->skb;
370ed0ad06fSKalle Valo ptr = skb_put(skb, len);
371ed0ad06fSKalle Valo if (ptr)
372ed0ad06fSKalle Valo memcpy(ptr, data+8, len);
373ed0ad06fSKalle Valo if (fc & IEEE80211_FCTL_MOREFRAGS)
374ed0ad06fSKalle Valo goto resubmit;
375ed0ad06fSKalle Valo hlist_del_init(&frag->fnode);
376ed0ad06fSKalle Valo kfree(frag);
377ed0ad06fSKalle Valo } else {
378ed0ad06fSKalle Valo if (datalen<14)
379ed0ad06fSKalle Valo goto resubmit;
380ed0ad06fSKalle Valo skb = dev_alloc_skb(len + 14 + 2);
381ed0ad06fSKalle Valo if (!skb)
382ed0ad06fSKalle Valo goto resubmit;
383ed0ad06fSKalle Valo skb_reserve(skb, 2);
38459ae1d12SJohannes Berg skb_put_data(skb, &data[datalen - 14], 12);
38559ae1d12SJohannes Berg skb_put_data(skb, &data[6], 2);
38659ae1d12SJohannes Berg skb_put_data(skb, data + 8, len);
387ed0ad06fSKalle Valo }
388ed0ad06fSKalle Valo skb->protocol = eth_type_trans(skb, zd->dev);
389ed0ad06fSKalle Valo zd->dev->stats.rx_packets++;
390ed0ad06fSKalle Valo zd->dev->stats.rx_bytes += skb->len;
391ed0ad06fSKalle Valo netif_rx(skb);
392ed0ad06fSKalle Valo }
393ed0ad06fSKalle Valo resubmit:
394ed0ad06fSKalle Valo memset(data, 0, ZD1201_RXSIZE);
395ed0ad06fSKalle Valo
396ed0ad06fSKalle Valo urb->status = 0;
397ed0ad06fSKalle Valo urb->dev = zd->usb;
398ed0ad06fSKalle Valo if(usb_submit_urb(urb, GFP_ATOMIC))
399ed0ad06fSKalle Valo free = 1;
400ed0ad06fSKalle Valo
401ed0ad06fSKalle Valo exit:
402ed0ad06fSKalle Valo if (free) {
403ed0ad06fSKalle Valo zd->rxlen = 0;
404ed0ad06fSKalle Valo zd->rxdatas = 1;
405ed0ad06fSKalle Valo wake_up(&zd->rxdataq);
406ed0ad06fSKalle Valo kfree(urb->transfer_buffer);
407ed0ad06fSKalle Valo }
408ed0ad06fSKalle Valo }
409ed0ad06fSKalle Valo
zd1201_getconfig(struct zd1201 * zd,int rid,void * riddata,unsigned int riddatalen)410ed0ad06fSKalle Valo static int zd1201_getconfig(struct zd1201 *zd, int rid, void *riddata,
411ed0ad06fSKalle Valo unsigned int riddatalen)
412ed0ad06fSKalle Valo {
413ed0ad06fSKalle Valo int err;
414ed0ad06fSKalle Valo int i = 0;
415ed0ad06fSKalle Valo int code;
416ed0ad06fSKalle Valo int rid_fid;
417ed0ad06fSKalle Valo int length;
418ed0ad06fSKalle Valo unsigned char *pdata;
419ed0ad06fSKalle Valo
420ed0ad06fSKalle Valo zd->rxdatas = 0;
421ed0ad06fSKalle Valo err = zd1201_docmd(zd, ZD1201_CMDCODE_ACCESS, rid, 0, 0);
422ed0ad06fSKalle Valo if (err)
423ed0ad06fSKalle Valo return err;
424ed0ad06fSKalle Valo
425ed0ad06fSKalle Valo wait_event_interruptible(zd->rxdataq, zd->rxdatas);
426ed0ad06fSKalle Valo if (!zd->rxlen)
427ed0ad06fSKalle Valo return -EIO;
428ed0ad06fSKalle Valo
429ed0ad06fSKalle Valo code = le16_to_cpu(*(__le16*)(&zd->rxdata[4]));
430ed0ad06fSKalle Valo rid_fid = le16_to_cpu(*(__le16*)(&zd->rxdata[6]));
431ed0ad06fSKalle Valo length = le16_to_cpu(*(__le16*)(&zd->rxdata[8]));
432ed0ad06fSKalle Valo if (length > zd->rxlen)
433ed0ad06fSKalle Valo length = zd->rxlen-6;
434ed0ad06fSKalle Valo
435ed0ad06fSKalle Valo /* If access bit is not on, then error */
436ed0ad06fSKalle Valo if ((code & ZD1201_ACCESSBIT) != ZD1201_ACCESSBIT || rid_fid != rid )
437ed0ad06fSKalle Valo return -EINVAL;
438ed0ad06fSKalle Valo
439ed0ad06fSKalle Valo /* Not enough buffer for allocating data */
440ed0ad06fSKalle Valo if (riddatalen != (length - 4)) {
441ed0ad06fSKalle Valo dev_dbg(&zd->usb->dev, "riddatalen mismatches, expected=%u, (packet=%u) length=%u, rid=0x%04X, rid_fid=0x%04X\n",
442ed0ad06fSKalle Valo riddatalen, zd->rxlen, length, rid, rid_fid);
443ed0ad06fSKalle Valo return -ENODATA;
444ed0ad06fSKalle Valo }
445ed0ad06fSKalle Valo
446ed0ad06fSKalle Valo zd->rxdatas = 0;
447ed0ad06fSKalle Valo /* Issue SetRxRid commnd */
448ed0ad06fSKalle Valo err = zd1201_docmd(zd, ZD1201_CMDCODE_SETRXRID, rid, 0, length);
449ed0ad06fSKalle Valo if (err)
450ed0ad06fSKalle Valo return err;
451ed0ad06fSKalle Valo
452ed0ad06fSKalle Valo /* Receive RID record from resource packets */
453ed0ad06fSKalle Valo wait_event_interruptible(zd->rxdataq, zd->rxdatas);
454ed0ad06fSKalle Valo if (!zd->rxlen)
455ed0ad06fSKalle Valo return -EIO;
456ed0ad06fSKalle Valo
457ed0ad06fSKalle Valo if (zd->rxdata[zd->rxlen - 1] != ZD1201_PACKET_RESOURCE) {
458ed0ad06fSKalle Valo dev_dbg(&zd->usb->dev, "Packet type mismatch: 0x%x not 0x3\n",
459ed0ad06fSKalle Valo zd->rxdata[zd->rxlen-1]);
460ed0ad06fSKalle Valo return -EINVAL;
461ed0ad06fSKalle Valo }
462ed0ad06fSKalle Valo
463ed0ad06fSKalle Valo /* Set the data pointer and received data length */
464ed0ad06fSKalle Valo pdata = zd->rxdata;
465ed0ad06fSKalle Valo length = zd->rxlen;
466ed0ad06fSKalle Valo
467ed0ad06fSKalle Valo do {
468ed0ad06fSKalle Valo int actual_length;
469ed0ad06fSKalle Valo
470ed0ad06fSKalle Valo actual_length = (length > 64) ? 64 : length;
471ed0ad06fSKalle Valo
472ed0ad06fSKalle Valo if (pdata[0] != 0x3) {
473ed0ad06fSKalle Valo dev_dbg(&zd->usb->dev, "Rx Resource packet type error: %02X\n",
474ed0ad06fSKalle Valo pdata[0]);
475ed0ad06fSKalle Valo return -EINVAL;
476ed0ad06fSKalle Valo }
477ed0ad06fSKalle Valo
478ed0ad06fSKalle Valo if (actual_length != 64) {
479ed0ad06fSKalle Valo /* Trim the last packet type byte */
480ed0ad06fSKalle Valo actual_length--;
481ed0ad06fSKalle Valo }
482ed0ad06fSKalle Valo
483ed0ad06fSKalle Valo /* Skip the 4 bytes header (RID length and RID) */
484ed0ad06fSKalle Valo if (i == 0) {
485ed0ad06fSKalle Valo pdata += 8;
486ed0ad06fSKalle Valo actual_length -= 8;
487ed0ad06fSKalle Valo } else {
488ed0ad06fSKalle Valo pdata += 4;
489ed0ad06fSKalle Valo actual_length -= 4;
490ed0ad06fSKalle Valo }
491ed0ad06fSKalle Valo
492ed0ad06fSKalle Valo memcpy(riddata, pdata, actual_length);
493ed0ad06fSKalle Valo riddata += actual_length;
494ed0ad06fSKalle Valo pdata += actual_length;
495ed0ad06fSKalle Valo length -= 64;
496ed0ad06fSKalle Valo i++;
497ed0ad06fSKalle Valo } while (length > 0);
498ed0ad06fSKalle Valo
499ed0ad06fSKalle Valo return 0;
500ed0ad06fSKalle Valo }
501ed0ad06fSKalle Valo
502ed0ad06fSKalle Valo /*
503ed0ad06fSKalle Valo * resreq:
504ed0ad06fSKalle Valo * byte type
505ed0ad06fSKalle Valo * byte sequence
506ed0ad06fSKalle Valo * u16 reserved
507ed0ad06fSKalle Valo * byte data[12]
508ed0ad06fSKalle Valo * total: 16
509ed0ad06fSKalle Valo */
zd1201_setconfig(struct zd1201 * zd,int rid,const void * buf,int len,int wait)5102ad96cb5SJakub Kicinski static int zd1201_setconfig(struct zd1201 *zd, int rid, const void *buf, int len, int wait)
511ed0ad06fSKalle Valo {
512ed0ad06fSKalle Valo int err;
513ed0ad06fSKalle Valo unsigned char *request;
514ed0ad06fSKalle Valo int reqlen;
515ed0ad06fSKalle Valo char seq=0;
516ed0ad06fSKalle Valo struct urb *urb;
517ed0ad06fSKalle Valo gfp_t gfp_mask = wait ? GFP_NOIO : GFP_ATOMIC;
518ed0ad06fSKalle Valo
519ed0ad06fSKalle Valo len += 4; /* first 4 are for header */
520ed0ad06fSKalle Valo
521ed0ad06fSKalle Valo zd->rxdatas = 0;
522ed0ad06fSKalle Valo zd->rxlen = 0;
523ed0ad06fSKalle Valo for (seq=0; len > 0; seq++) {
5243c0e3ca6SJulia Lawall request = kzalloc(16, gfp_mask);
525ed0ad06fSKalle Valo if (!request)
526ed0ad06fSKalle Valo return -ENOMEM;
527ed0ad06fSKalle Valo urb = usb_alloc_urb(0, gfp_mask);
528ed0ad06fSKalle Valo if (!urb) {
529ed0ad06fSKalle Valo kfree(request);
530ed0ad06fSKalle Valo return -ENOMEM;
531ed0ad06fSKalle Valo }
532ed0ad06fSKalle Valo reqlen = len>12 ? 12 : len;
533ed0ad06fSKalle Valo request[0] = ZD1201_USB_RESREQ;
534ed0ad06fSKalle Valo request[1] = seq;
535ed0ad06fSKalle Valo request[2] = 0;
536ed0ad06fSKalle Valo request[3] = 0;
537ed0ad06fSKalle Valo if (request[1] == 0) {
538ed0ad06fSKalle Valo /* add header */
539ed0ad06fSKalle Valo *(__le16*)&request[4] = cpu_to_le16((len-2+1)/2);
540ed0ad06fSKalle Valo *(__le16*)&request[6] = cpu_to_le16(rid);
541ed0ad06fSKalle Valo memcpy(request+8, buf, reqlen-4);
542ed0ad06fSKalle Valo buf += reqlen-4;
543ed0ad06fSKalle Valo } else {
544ed0ad06fSKalle Valo memcpy(request+4, buf, reqlen);
545ed0ad06fSKalle Valo buf += reqlen;
546ed0ad06fSKalle Valo }
547ed0ad06fSKalle Valo
548ed0ad06fSKalle Valo len -= reqlen;
549ed0ad06fSKalle Valo
550ed0ad06fSKalle Valo usb_fill_bulk_urb(urb, zd->usb, usb_sndbulkpipe(zd->usb,
551ed0ad06fSKalle Valo zd->endp_out2), request, 16, zd1201_usbfree, zd);
552ed0ad06fSKalle Valo err = usb_submit_urb(urb, gfp_mask);
553ed0ad06fSKalle Valo if (err)
554ed0ad06fSKalle Valo goto err;
555ed0ad06fSKalle Valo }
556ed0ad06fSKalle Valo
557ed0ad06fSKalle Valo request = kmalloc(16, gfp_mask);
558ed0ad06fSKalle Valo if (!request)
559ed0ad06fSKalle Valo return -ENOMEM;
560ed0ad06fSKalle Valo urb = usb_alloc_urb(0, gfp_mask);
561ed0ad06fSKalle Valo if (!urb) {
562ed0ad06fSKalle Valo kfree(request);
563ed0ad06fSKalle Valo return -ENOMEM;
564ed0ad06fSKalle Valo }
565ed0ad06fSKalle Valo *((__le32*)request) = cpu_to_le32(ZD1201_USB_CMDREQ);
566ed0ad06fSKalle Valo *((__le16*)&request[4]) =
567ed0ad06fSKalle Valo cpu_to_le16(ZD1201_CMDCODE_ACCESS|ZD1201_ACCESSBIT);
568ed0ad06fSKalle Valo *((__le16*)&request[6]) = cpu_to_le16(rid);
569ed0ad06fSKalle Valo *((__le16*)&request[8]) = cpu_to_le16(0);
570ed0ad06fSKalle Valo *((__le16*)&request[10]) = cpu_to_le16(0);
571ed0ad06fSKalle Valo usb_fill_bulk_urb(urb, zd->usb, usb_sndbulkpipe(zd->usb, zd->endp_out2),
572ed0ad06fSKalle Valo request, 16, zd1201_usbfree, zd);
573ed0ad06fSKalle Valo err = usb_submit_urb(urb, gfp_mask);
574ed0ad06fSKalle Valo if (err)
575ed0ad06fSKalle Valo goto err;
576ed0ad06fSKalle Valo
577ed0ad06fSKalle Valo if (wait) {
578ed0ad06fSKalle Valo wait_event_interruptible(zd->rxdataq, zd->rxdatas);
579ed0ad06fSKalle Valo if (!zd->rxlen || le16_to_cpu(*(__le16*)&zd->rxdata[6]) != rid) {
580ed0ad06fSKalle Valo dev_dbg(&zd->usb->dev, "wrong or no RID received\n");
581ed0ad06fSKalle Valo }
582ed0ad06fSKalle Valo }
583ed0ad06fSKalle Valo
584ed0ad06fSKalle Valo return 0;
585ed0ad06fSKalle Valo err:
586ed0ad06fSKalle Valo kfree(request);
587ed0ad06fSKalle Valo usb_free_urb(urb);
588ed0ad06fSKalle Valo return err;
589ed0ad06fSKalle Valo }
590ed0ad06fSKalle Valo
zd1201_getconfig16(struct zd1201 * zd,int rid,short * val)591ed0ad06fSKalle Valo static inline int zd1201_getconfig16(struct zd1201 *zd, int rid, short *val)
592ed0ad06fSKalle Valo {
593ed0ad06fSKalle Valo int err;
594ed0ad06fSKalle Valo __le16 zdval;
595ed0ad06fSKalle Valo
596ed0ad06fSKalle Valo err = zd1201_getconfig(zd, rid, &zdval, sizeof(__le16));
597ed0ad06fSKalle Valo if (err)
598ed0ad06fSKalle Valo return err;
599ed0ad06fSKalle Valo *val = le16_to_cpu(zdval);
600ed0ad06fSKalle Valo return 0;
601ed0ad06fSKalle Valo }
602ed0ad06fSKalle Valo
zd1201_setconfig16(struct zd1201 * zd,int rid,short val)603ed0ad06fSKalle Valo static inline int zd1201_setconfig16(struct zd1201 *zd, int rid, short val)
604ed0ad06fSKalle Valo {
605ed0ad06fSKalle Valo __le16 zdval = cpu_to_le16(val);
606ed0ad06fSKalle Valo return (zd1201_setconfig(zd, rid, &zdval, sizeof(__le16), 1));
607ed0ad06fSKalle Valo }
608ed0ad06fSKalle Valo
zd1201_drvr_start(struct zd1201 * zd)609ed0ad06fSKalle Valo static int zd1201_drvr_start(struct zd1201 *zd)
610ed0ad06fSKalle Valo {
611ed0ad06fSKalle Valo int err, i;
612ed0ad06fSKalle Valo short max;
613ed0ad06fSKalle Valo __le16 zdmax;
614ed0ad06fSKalle Valo unsigned char *buffer;
615ed0ad06fSKalle Valo
616ed0ad06fSKalle Valo buffer = kzalloc(ZD1201_RXSIZE, GFP_KERNEL);
617ed0ad06fSKalle Valo if (!buffer)
618ed0ad06fSKalle Valo return -ENOMEM;
619ed0ad06fSKalle Valo
620ed0ad06fSKalle Valo usb_fill_bulk_urb(zd->rx_urb, zd->usb,
621ed0ad06fSKalle Valo usb_rcvbulkpipe(zd->usb, zd->endp_in), buffer, ZD1201_RXSIZE,
622ed0ad06fSKalle Valo zd1201_usbrx, zd);
623ed0ad06fSKalle Valo
624ed0ad06fSKalle Valo err = usb_submit_urb(zd->rx_urb, GFP_KERNEL);
625ed0ad06fSKalle Valo if (err)
626ed0ad06fSKalle Valo goto err_buffer;
627ed0ad06fSKalle Valo
628ed0ad06fSKalle Valo err = zd1201_docmd(zd, ZD1201_CMDCODE_INIT, 0, 0, 0);
629ed0ad06fSKalle Valo if (err)
630ed0ad06fSKalle Valo goto err_urb;
631ed0ad06fSKalle Valo
632ed0ad06fSKalle Valo err = zd1201_getconfig(zd, ZD1201_RID_CNFMAXTXBUFFERNUMBER, &zdmax,
633ed0ad06fSKalle Valo sizeof(__le16));
634ed0ad06fSKalle Valo if (err)
635ed0ad06fSKalle Valo goto err_urb;
636ed0ad06fSKalle Valo
637ed0ad06fSKalle Valo max = le16_to_cpu(zdmax);
638ed0ad06fSKalle Valo for (i=0; i<max; i++) {
639ed0ad06fSKalle Valo err = zd1201_docmd(zd, ZD1201_CMDCODE_ALLOC, 1514, 0, 0);
640ed0ad06fSKalle Valo if (err)
641ed0ad06fSKalle Valo goto err_urb;
642ed0ad06fSKalle Valo }
643ed0ad06fSKalle Valo
644ed0ad06fSKalle Valo return 0;
645ed0ad06fSKalle Valo
646ed0ad06fSKalle Valo err_urb:
647ed0ad06fSKalle Valo usb_kill_urb(zd->rx_urb);
648ed0ad06fSKalle Valo return err;
649ed0ad06fSKalle Valo err_buffer:
650ed0ad06fSKalle Valo kfree(buffer);
651ed0ad06fSKalle Valo return err;
652ed0ad06fSKalle Valo }
653ed0ad06fSKalle Valo
654ed0ad06fSKalle Valo /* Magic alert: The firmware doesn't seem to like the MAC state being
655ed0ad06fSKalle Valo * toggled in promisc (aka monitor) mode.
656ed0ad06fSKalle Valo * (It works a number of times, but will halt eventually)
657ed0ad06fSKalle Valo * So we turn it of before disabling and on after enabling if needed.
658ed0ad06fSKalle Valo */
zd1201_enable(struct zd1201 * zd)659ed0ad06fSKalle Valo static int zd1201_enable(struct zd1201 *zd)
660ed0ad06fSKalle Valo {
661ed0ad06fSKalle Valo int err;
662ed0ad06fSKalle Valo
663ed0ad06fSKalle Valo if (zd->mac_enabled)
664ed0ad06fSKalle Valo return 0;
665ed0ad06fSKalle Valo
666ed0ad06fSKalle Valo err = zd1201_docmd(zd, ZD1201_CMDCODE_ENABLE, 0, 0, 0);
667ed0ad06fSKalle Valo if (!err)
668ed0ad06fSKalle Valo zd->mac_enabled = 1;
669ed0ad06fSKalle Valo
670ed0ad06fSKalle Valo if (zd->monitor)
671ed0ad06fSKalle Valo err = zd1201_setconfig16(zd, ZD1201_RID_PROMISCUOUSMODE, 1);
672ed0ad06fSKalle Valo
673ed0ad06fSKalle Valo return err;
674ed0ad06fSKalle Valo }
675ed0ad06fSKalle Valo
zd1201_disable(struct zd1201 * zd)676ed0ad06fSKalle Valo static int zd1201_disable(struct zd1201 *zd)
677ed0ad06fSKalle Valo {
678ed0ad06fSKalle Valo int err;
679ed0ad06fSKalle Valo
680ed0ad06fSKalle Valo if (!zd->mac_enabled)
681ed0ad06fSKalle Valo return 0;
682ed0ad06fSKalle Valo if (zd->monitor) {
683ed0ad06fSKalle Valo err = zd1201_setconfig16(zd, ZD1201_RID_PROMISCUOUSMODE, 0);
684ed0ad06fSKalle Valo if (err)
685ed0ad06fSKalle Valo return err;
686ed0ad06fSKalle Valo }
687ed0ad06fSKalle Valo
688ed0ad06fSKalle Valo err = zd1201_docmd(zd, ZD1201_CMDCODE_DISABLE, 0, 0, 0);
689ed0ad06fSKalle Valo if (!err)
690ed0ad06fSKalle Valo zd->mac_enabled = 0;
691ed0ad06fSKalle Valo return err;
692ed0ad06fSKalle Valo }
693ed0ad06fSKalle Valo
zd1201_mac_reset(struct zd1201 * zd)694ed0ad06fSKalle Valo static int zd1201_mac_reset(struct zd1201 *zd)
695ed0ad06fSKalle Valo {
696ed0ad06fSKalle Valo if (!zd->mac_enabled)
697ed0ad06fSKalle Valo return 0;
698ed0ad06fSKalle Valo zd1201_disable(zd);
699ed0ad06fSKalle Valo return zd1201_enable(zd);
700ed0ad06fSKalle Valo }
701ed0ad06fSKalle Valo
zd1201_join(struct zd1201 * zd,char * essid,int essidlen)702ed0ad06fSKalle Valo static int zd1201_join(struct zd1201 *zd, char *essid, int essidlen)
703ed0ad06fSKalle Valo {
704ed0ad06fSKalle Valo int err, val;
705ed0ad06fSKalle Valo char buf[IW_ESSID_MAX_SIZE+2];
706ed0ad06fSKalle Valo
707ed0ad06fSKalle Valo err = zd1201_disable(zd);
708ed0ad06fSKalle Valo if (err)
709ed0ad06fSKalle Valo return err;
710ed0ad06fSKalle Valo
711ed0ad06fSKalle Valo val = ZD1201_CNFAUTHENTICATION_OPENSYSTEM;
712ed0ad06fSKalle Valo val |= ZD1201_CNFAUTHENTICATION_SHAREDKEY;
713ed0ad06fSKalle Valo err = zd1201_setconfig16(zd, ZD1201_RID_CNFAUTHENTICATION, val);
714ed0ad06fSKalle Valo if (err)
715ed0ad06fSKalle Valo return err;
716ed0ad06fSKalle Valo
717ed0ad06fSKalle Valo *(__le16 *)buf = cpu_to_le16(essidlen);
718ed0ad06fSKalle Valo memcpy(buf+2, essid, essidlen);
719ed0ad06fSKalle Valo if (!zd->ap) { /* Normal station */
720ed0ad06fSKalle Valo err = zd1201_setconfig(zd, ZD1201_RID_CNFDESIREDSSID, buf,
721ed0ad06fSKalle Valo IW_ESSID_MAX_SIZE+2, 1);
722ed0ad06fSKalle Valo if (err)
723ed0ad06fSKalle Valo return err;
724ed0ad06fSKalle Valo } else { /* AP */
725ed0ad06fSKalle Valo err = zd1201_setconfig(zd, ZD1201_RID_CNFOWNSSID, buf,
726ed0ad06fSKalle Valo IW_ESSID_MAX_SIZE+2, 1);
727ed0ad06fSKalle Valo if (err)
728ed0ad06fSKalle Valo return err;
729ed0ad06fSKalle Valo }
730ed0ad06fSKalle Valo
731ed0ad06fSKalle Valo err = zd1201_setconfig(zd, ZD1201_RID_CNFOWNMACADDR,
732ed0ad06fSKalle Valo zd->dev->dev_addr, zd->dev->addr_len, 1);
733ed0ad06fSKalle Valo if (err)
734ed0ad06fSKalle Valo return err;
735ed0ad06fSKalle Valo
736ed0ad06fSKalle Valo err = zd1201_enable(zd);
737ed0ad06fSKalle Valo if (err)
738ed0ad06fSKalle Valo return err;
739ed0ad06fSKalle Valo
740ed0ad06fSKalle Valo msleep(100);
741ed0ad06fSKalle Valo return 0;
742ed0ad06fSKalle Valo }
743ed0ad06fSKalle Valo
zd1201_net_open(struct net_device * dev)744ed0ad06fSKalle Valo static int zd1201_net_open(struct net_device *dev)
745ed0ad06fSKalle Valo {
746ed0ad06fSKalle Valo struct zd1201 *zd = netdev_priv(dev);
747ed0ad06fSKalle Valo
748ed0ad06fSKalle Valo /* Start MAC with wildcard if no essid set */
749ed0ad06fSKalle Valo if (!zd->mac_enabled)
750ed0ad06fSKalle Valo zd1201_join(zd, zd->essid, zd->essidlen);
751ed0ad06fSKalle Valo netif_start_queue(dev);
752ed0ad06fSKalle Valo
753ed0ad06fSKalle Valo return 0;
754ed0ad06fSKalle Valo }
755ed0ad06fSKalle Valo
zd1201_net_stop(struct net_device * dev)756ed0ad06fSKalle Valo static int zd1201_net_stop(struct net_device *dev)
757ed0ad06fSKalle Valo {
758ed0ad06fSKalle Valo netif_stop_queue(dev);
759ed0ad06fSKalle Valo return 0;
760ed0ad06fSKalle Valo }
761ed0ad06fSKalle Valo
762ed0ad06fSKalle Valo /*
763ed0ad06fSKalle Valo RFC 1042 encapsulates Ethernet frames in 802.11 frames
764ed0ad06fSKalle Valo by prefixing them with 0xaa, 0xaa, 0x03) followed by a SNAP OID of 0
765ed0ad06fSKalle Valo (0x00, 0x00, 0x00). Zd requires an additional padding, copy
766ed0ad06fSKalle Valo of ethernet addresses, length of the standard RFC 1042 packet
767ed0ad06fSKalle Valo and a command byte (which is nul for tx).
768ed0ad06fSKalle Valo
769ed0ad06fSKalle Valo tx frame (from Wlan NG):
770ed0ad06fSKalle Valo RFC 1042:
771ed0ad06fSKalle Valo llc 0xAA 0xAA 0x03 (802.2 LLC)
772ed0ad06fSKalle Valo snap 0x00 0x00 0x00 (Ethernet encapsulated)
773ed0ad06fSKalle Valo type 2 bytes, Ethernet type field
774ed0ad06fSKalle Valo payload (minus eth header)
775ed0ad06fSKalle Valo Zydas specific:
776ed0ad06fSKalle Valo padding 1B if (skb->len+8+1)%64==0
777ed0ad06fSKalle Valo Eth MAC addr 12 bytes, Ethernet MAC addresses
778ed0ad06fSKalle Valo length 2 bytes, RFC 1042 packet length
779ed0ad06fSKalle Valo (llc+snap+type+payload)
780ed0ad06fSKalle Valo zd 1 null byte, zd1201 packet type
781ed0ad06fSKalle Valo */
zd1201_hard_start_xmit(struct sk_buff * skb,struct net_device * dev)782ed0ad06fSKalle Valo static netdev_tx_t zd1201_hard_start_xmit(struct sk_buff *skb,
783ed0ad06fSKalle Valo struct net_device *dev)
784ed0ad06fSKalle Valo {
785ed0ad06fSKalle Valo struct zd1201 *zd = netdev_priv(dev);
786ed0ad06fSKalle Valo unsigned char *txbuf = zd->txdata;
787ed0ad06fSKalle Valo int txbuflen, pad = 0, err;
788ed0ad06fSKalle Valo struct urb *urb = zd->tx_urb;
789ed0ad06fSKalle Valo
790ed0ad06fSKalle Valo if (!zd->mac_enabled || zd->monitor) {
791ed0ad06fSKalle Valo dev->stats.tx_dropped++;
792ed0ad06fSKalle Valo kfree_skb(skb);
793ed0ad06fSKalle Valo return NETDEV_TX_OK;
794ed0ad06fSKalle Valo }
795ed0ad06fSKalle Valo netif_stop_queue(dev);
796ed0ad06fSKalle Valo
797ed0ad06fSKalle Valo txbuflen = skb->len + 8 + 1;
798ed0ad06fSKalle Valo if (txbuflen%64 == 0) {
799ed0ad06fSKalle Valo pad = 1;
800ed0ad06fSKalle Valo txbuflen++;
801ed0ad06fSKalle Valo }
802ed0ad06fSKalle Valo txbuf[0] = 0xAA;
803ed0ad06fSKalle Valo txbuf[1] = 0xAA;
804ed0ad06fSKalle Valo txbuf[2] = 0x03;
805ed0ad06fSKalle Valo txbuf[3] = 0x00; /* rfc1042 */
806ed0ad06fSKalle Valo txbuf[4] = 0x00;
807ed0ad06fSKalle Valo txbuf[5] = 0x00;
808ed0ad06fSKalle Valo
809ed0ad06fSKalle Valo skb_copy_from_linear_data_offset(skb, 12, txbuf + 6, skb->len - 12);
810ed0ad06fSKalle Valo if (pad)
811ed0ad06fSKalle Valo txbuf[skb->len-12+6]=0;
812ed0ad06fSKalle Valo skb_copy_from_linear_data(skb, txbuf + skb->len - 12 + 6 + pad, 12);
813ed0ad06fSKalle Valo *(__be16*)&txbuf[skb->len+6+pad] = htons(skb->len-12+6);
814ed0ad06fSKalle Valo txbuf[txbuflen-1] = 0;
815ed0ad06fSKalle Valo
816ed0ad06fSKalle Valo usb_fill_bulk_urb(urb, zd->usb, usb_sndbulkpipe(zd->usb, zd->endp_out),
817ed0ad06fSKalle Valo txbuf, txbuflen, zd1201_usbtx, zd);
818ed0ad06fSKalle Valo
819ed0ad06fSKalle Valo err = usb_submit_urb(zd->tx_urb, GFP_ATOMIC);
820ed0ad06fSKalle Valo if (err) {
821ed0ad06fSKalle Valo dev->stats.tx_errors++;
822ed0ad06fSKalle Valo netif_start_queue(dev);
823ed0ad06fSKalle Valo } else {
824ed0ad06fSKalle Valo dev->stats.tx_packets++;
825ed0ad06fSKalle Valo dev->stats.tx_bytes += skb->len;
826ed0ad06fSKalle Valo }
827ed0ad06fSKalle Valo kfree_skb(skb);
828ed0ad06fSKalle Valo
829ed0ad06fSKalle Valo return NETDEV_TX_OK;
830ed0ad06fSKalle Valo }
831ed0ad06fSKalle Valo
zd1201_tx_timeout(struct net_device * dev,unsigned int txqueue)8320290bd29SMichael S. Tsirkin static void zd1201_tx_timeout(struct net_device *dev, unsigned int txqueue)
833ed0ad06fSKalle Valo {
834ed0ad06fSKalle Valo struct zd1201 *zd = netdev_priv(dev);
835ed0ad06fSKalle Valo
836ed0ad06fSKalle Valo if (!zd)
837ed0ad06fSKalle Valo return;
838ed0ad06fSKalle Valo dev_warn(&zd->usb->dev, "%s: TX timeout, shooting down urb\n",
839ed0ad06fSKalle Valo dev->name);
840ed0ad06fSKalle Valo usb_unlink_urb(zd->tx_urb);
841ed0ad06fSKalle Valo dev->stats.tx_errors++;
842ed0ad06fSKalle Valo /* Restart the timeout to quiet the watchdog: */
843860e9538SFlorian Westphal netif_trans_update(dev); /* prevent tx timeout */
844ed0ad06fSKalle Valo }
845ed0ad06fSKalle Valo
zd1201_set_mac_address(struct net_device * dev,void * p)846ed0ad06fSKalle Valo static int zd1201_set_mac_address(struct net_device *dev, void *p)
847ed0ad06fSKalle Valo {
848ed0ad06fSKalle Valo struct sockaddr *addr = p;
849ed0ad06fSKalle Valo struct zd1201 *zd = netdev_priv(dev);
850ed0ad06fSKalle Valo int err;
851ed0ad06fSKalle Valo
852ed0ad06fSKalle Valo if (!zd)
853ed0ad06fSKalle Valo return -ENODEV;
854ed0ad06fSKalle Valo
855ed0ad06fSKalle Valo err = zd1201_setconfig(zd, ZD1201_RID_CNFOWNMACADDR,
856ed0ad06fSKalle Valo addr->sa_data, dev->addr_len, 1);
857ed0ad06fSKalle Valo if (err)
858ed0ad06fSKalle Valo return err;
8598fac27fbSJakub Kicinski eth_hw_addr_set(dev, addr->sa_data);
860ed0ad06fSKalle Valo
861ed0ad06fSKalle Valo return zd1201_mac_reset(zd);
862ed0ad06fSKalle Valo }
863ed0ad06fSKalle Valo
zd1201_get_wireless_stats(struct net_device * dev)864ed0ad06fSKalle Valo static struct iw_statistics *zd1201_get_wireless_stats(struct net_device *dev)
865ed0ad06fSKalle Valo {
866ed0ad06fSKalle Valo struct zd1201 *zd = netdev_priv(dev);
867ed0ad06fSKalle Valo
868ed0ad06fSKalle Valo return &zd->iwstats;
869ed0ad06fSKalle Valo }
870ed0ad06fSKalle Valo
zd1201_set_multicast(struct net_device * dev)871ed0ad06fSKalle Valo static void zd1201_set_multicast(struct net_device *dev)
872ed0ad06fSKalle Valo {
873ed0ad06fSKalle Valo struct zd1201 *zd = netdev_priv(dev);
874ed0ad06fSKalle Valo struct netdev_hw_addr *ha;
875ed0ad06fSKalle Valo unsigned char reqbuf[ETH_ALEN*ZD1201_MAXMULTI];
876ed0ad06fSKalle Valo int i;
877ed0ad06fSKalle Valo
878ed0ad06fSKalle Valo if (netdev_mc_count(dev) > ZD1201_MAXMULTI)
879ed0ad06fSKalle Valo return;
880ed0ad06fSKalle Valo
881ed0ad06fSKalle Valo i = 0;
882ed0ad06fSKalle Valo netdev_for_each_mc_addr(ha, dev)
883ed0ad06fSKalle Valo memcpy(reqbuf + i++ * ETH_ALEN, ha->addr, ETH_ALEN);
884ed0ad06fSKalle Valo zd1201_setconfig(zd, ZD1201_RID_CNFGROUPADDRESS, reqbuf,
885ed0ad06fSKalle Valo netdev_mc_count(dev) * ETH_ALEN, 0);
886ed0ad06fSKalle Valo }
887ed0ad06fSKalle Valo
zd1201_config_commit(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * essid)888ed0ad06fSKalle Valo static int zd1201_config_commit(struct net_device *dev,
889ff7efc66SGustavo A. R. Silva struct iw_request_info *info, union iwreq_data *wrqu, char *essid)
890ed0ad06fSKalle Valo {
891ed0ad06fSKalle Valo struct zd1201 *zd = netdev_priv(dev);
892ed0ad06fSKalle Valo
893ed0ad06fSKalle Valo return zd1201_mac_reset(zd);
894ed0ad06fSKalle Valo }
895ed0ad06fSKalle Valo
zd1201_get_name(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)896ed0ad06fSKalle Valo static int zd1201_get_name(struct net_device *dev,
897ff7efc66SGustavo A. R. Silva struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
898ed0ad06fSKalle Valo {
899ff7efc66SGustavo A. R. Silva strcpy(wrqu->name, "IEEE 802.11b");
900ed0ad06fSKalle Valo return 0;
901ed0ad06fSKalle Valo }
902ed0ad06fSKalle Valo
zd1201_set_freq(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)903ed0ad06fSKalle Valo static int zd1201_set_freq(struct net_device *dev,
904ff7efc66SGustavo A. R. Silva struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
905ed0ad06fSKalle Valo {
906ff7efc66SGustavo A. R. Silva struct iw_freq *freq = &wrqu->freq;
907ed0ad06fSKalle Valo struct zd1201 *zd = netdev_priv(dev);
908ed0ad06fSKalle Valo short channel = 0;
909ed0ad06fSKalle Valo int err;
910ed0ad06fSKalle Valo
911ed0ad06fSKalle Valo if (freq->e == 0)
912ed0ad06fSKalle Valo channel = freq->m;
913ed0ad06fSKalle Valo else
914ed0ad06fSKalle Valo channel = ieee80211_frequency_to_channel(freq->m);
915ed0ad06fSKalle Valo
916ed0ad06fSKalle Valo err = zd1201_setconfig16(zd, ZD1201_RID_CNFOWNCHANNEL, channel);
917ed0ad06fSKalle Valo if (err)
918ed0ad06fSKalle Valo return err;
919ed0ad06fSKalle Valo
920ed0ad06fSKalle Valo zd1201_mac_reset(zd);
921ed0ad06fSKalle Valo
922ed0ad06fSKalle Valo return 0;
923ed0ad06fSKalle Valo }
924ed0ad06fSKalle Valo
zd1201_get_freq(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)925ed0ad06fSKalle Valo static int zd1201_get_freq(struct net_device *dev,
926ff7efc66SGustavo A. R. Silva struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
927ed0ad06fSKalle Valo {
928ff7efc66SGustavo A. R. Silva struct iw_freq *freq = &wrqu->freq;
929ed0ad06fSKalle Valo struct zd1201 *zd = netdev_priv(dev);
930ed0ad06fSKalle Valo short channel;
931ed0ad06fSKalle Valo int err;
932ed0ad06fSKalle Valo
933ed0ad06fSKalle Valo err = zd1201_getconfig16(zd, ZD1201_RID_CNFOWNCHANNEL, &channel);
934ed0ad06fSKalle Valo if (err)
935ed0ad06fSKalle Valo return err;
936ed0ad06fSKalle Valo freq->e = 0;
937ed0ad06fSKalle Valo freq->m = channel;
938ed0ad06fSKalle Valo
939ed0ad06fSKalle Valo return 0;
940ed0ad06fSKalle Valo }
941ed0ad06fSKalle Valo
zd1201_set_mode(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)942ed0ad06fSKalle Valo static int zd1201_set_mode(struct net_device *dev,
943ff7efc66SGustavo A. R. Silva struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
944ed0ad06fSKalle Valo {
945ff7efc66SGustavo A. R. Silva __u32 *mode = &wrqu->mode;
946ed0ad06fSKalle Valo struct zd1201 *zd = netdev_priv(dev);
947ed0ad06fSKalle Valo short porttype, monitor = 0;
948ed0ad06fSKalle Valo unsigned char buffer[IW_ESSID_MAX_SIZE+2];
949ed0ad06fSKalle Valo int err;
950ed0ad06fSKalle Valo
951ed0ad06fSKalle Valo if (zd->ap) {
952ed0ad06fSKalle Valo if (*mode != IW_MODE_MASTER)
953ed0ad06fSKalle Valo return -EINVAL;
954ed0ad06fSKalle Valo return 0;
955ed0ad06fSKalle Valo }
956ed0ad06fSKalle Valo
957ed0ad06fSKalle Valo err = zd1201_setconfig16(zd, ZD1201_RID_PROMISCUOUSMODE, 0);
958ed0ad06fSKalle Valo if (err)
959ed0ad06fSKalle Valo return err;
960ed0ad06fSKalle Valo zd->dev->type = ARPHRD_ETHER;
961ed0ad06fSKalle Valo switch(*mode) {
962ed0ad06fSKalle Valo case IW_MODE_MONITOR:
963ed0ad06fSKalle Valo monitor = 1;
964ed0ad06fSKalle Valo zd->dev->type = ARPHRD_IEEE80211;
965ed0ad06fSKalle Valo /* Make sure we are no longer associated with by
966ed0ad06fSKalle Valo setting an 'impossible' essid.
967ed0ad06fSKalle Valo (otherwise we mess up firmware)
968ed0ad06fSKalle Valo */
969ed0ad06fSKalle Valo zd1201_join(zd, "\0-*#\0", 5);
970ed0ad06fSKalle Valo /* Put port in pIBSS */
97118572b0bSGustavo A. R. Silva fallthrough;
972ed0ad06fSKalle Valo case 8: /* No pseudo-IBSS in wireless extensions (yet) */
973ed0ad06fSKalle Valo porttype = ZD1201_PORTTYPE_PSEUDOIBSS;
974ed0ad06fSKalle Valo break;
975ed0ad06fSKalle Valo case IW_MODE_ADHOC:
976ed0ad06fSKalle Valo porttype = ZD1201_PORTTYPE_IBSS;
977ed0ad06fSKalle Valo break;
978ed0ad06fSKalle Valo case IW_MODE_INFRA:
979ed0ad06fSKalle Valo porttype = ZD1201_PORTTYPE_BSS;
980ed0ad06fSKalle Valo break;
981ed0ad06fSKalle Valo default:
982ed0ad06fSKalle Valo return -EINVAL;
983ed0ad06fSKalle Valo }
984ed0ad06fSKalle Valo
985ed0ad06fSKalle Valo err = zd1201_setconfig16(zd, ZD1201_RID_CNFPORTTYPE, porttype);
986ed0ad06fSKalle Valo if (err)
987ed0ad06fSKalle Valo return err;
988ed0ad06fSKalle Valo if (zd->monitor && !monitor) {
989ed0ad06fSKalle Valo zd1201_disable(zd);
990ed0ad06fSKalle Valo *(__le16 *)buffer = cpu_to_le16(zd->essidlen);
991ed0ad06fSKalle Valo memcpy(buffer+2, zd->essid, zd->essidlen);
992ed0ad06fSKalle Valo err = zd1201_setconfig(zd, ZD1201_RID_CNFDESIREDSSID,
993ed0ad06fSKalle Valo buffer, IW_ESSID_MAX_SIZE+2, 1);
994ed0ad06fSKalle Valo if (err)
995ed0ad06fSKalle Valo return err;
996ed0ad06fSKalle Valo }
997ed0ad06fSKalle Valo zd->monitor = monitor;
998ed0ad06fSKalle Valo /* If monitor mode is set we don't actually turn it on here since it
999ed0ad06fSKalle Valo * is done during mac reset anyway (see zd1201_mac_enable).
1000ed0ad06fSKalle Valo */
1001ed0ad06fSKalle Valo zd1201_mac_reset(zd);
1002ed0ad06fSKalle Valo
1003ed0ad06fSKalle Valo return 0;
1004ed0ad06fSKalle Valo }
1005ed0ad06fSKalle Valo
zd1201_get_mode(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)1006ed0ad06fSKalle Valo static int zd1201_get_mode(struct net_device *dev,
1007ff7efc66SGustavo A. R. Silva struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
1008ed0ad06fSKalle Valo {
1009ff7efc66SGustavo A. R. Silva __u32 *mode = &wrqu->mode;
1010ed0ad06fSKalle Valo struct zd1201 *zd = netdev_priv(dev);
1011ed0ad06fSKalle Valo short porttype;
1012ed0ad06fSKalle Valo int err;
1013ed0ad06fSKalle Valo
1014ed0ad06fSKalle Valo err = zd1201_getconfig16(zd, ZD1201_RID_CNFPORTTYPE, &porttype);
1015ed0ad06fSKalle Valo if (err)
1016ed0ad06fSKalle Valo return err;
1017ed0ad06fSKalle Valo switch(porttype) {
1018ed0ad06fSKalle Valo case ZD1201_PORTTYPE_IBSS:
1019ed0ad06fSKalle Valo *mode = IW_MODE_ADHOC;
1020ed0ad06fSKalle Valo break;
1021ed0ad06fSKalle Valo case ZD1201_PORTTYPE_BSS:
1022ed0ad06fSKalle Valo *mode = IW_MODE_INFRA;
1023ed0ad06fSKalle Valo break;
1024ed0ad06fSKalle Valo case ZD1201_PORTTYPE_WDS:
1025ed0ad06fSKalle Valo *mode = IW_MODE_REPEAT;
1026ed0ad06fSKalle Valo break;
1027ed0ad06fSKalle Valo case ZD1201_PORTTYPE_PSEUDOIBSS:
1028ed0ad06fSKalle Valo *mode = 8;/* No Pseudo-IBSS... */
1029ed0ad06fSKalle Valo break;
1030ed0ad06fSKalle Valo case ZD1201_PORTTYPE_AP:
1031ed0ad06fSKalle Valo *mode = IW_MODE_MASTER;
1032ed0ad06fSKalle Valo break;
1033ed0ad06fSKalle Valo default:
1034ed0ad06fSKalle Valo dev_dbg(&zd->usb->dev, "Unknown porttype: %d\n",
1035ed0ad06fSKalle Valo porttype);
1036ed0ad06fSKalle Valo *mode = IW_MODE_AUTO;
1037ed0ad06fSKalle Valo }
1038ed0ad06fSKalle Valo if (zd->monitor)
1039ed0ad06fSKalle Valo *mode = IW_MODE_MONITOR;
1040ed0ad06fSKalle Valo
1041ed0ad06fSKalle Valo return 0;
1042ed0ad06fSKalle Valo }
1043ed0ad06fSKalle Valo
zd1201_get_range(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)1044ed0ad06fSKalle Valo static int zd1201_get_range(struct net_device *dev,
1045ff7efc66SGustavo A. R. Silva struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
1046ed0ad06fSKalle Valo {
1047ff7efc66SGustavo A. R. Silva struct iw_point *wrq = &wrqu->data;
1048ed0ad06fSKalle Valo struct iw_range *range = (struct iw_range *)extra;
1049ed0ad06fSKalle Valo
1050ed0ad06fSKalle Valo wrq->length = sizeof(struct iw_range);
1051ed0ad06fSKalle Valo memset(range, 0, sizeof(struct iw_range));
1052ed0ad06fSKalle Valo range->we_version_compiled = WIRELESS_EXT;
1053ed0ad06fSKalle Valo range->we_version_source = WIRELESS_EXT;
1054ed0ad06fSKalle Valo
1055ed0ad06fSKalle Valo range->max_qual.qual = 128;
1056ed0ad06fSKalle Valo range->max_qual.level = 128;
1057ed0ad06fSKalle Valo range->max_qual.noise = 128;
1058ed0ad06fSKalle Valo range->max_qual.updated = 7;
1059ed0ad06fSKalle Valo
1060ed0ad06fSKalle Valo range->encoding_size[0] = 5;
1061ed0ad06fSKalle Valo range->encoding_size[1] = 13;
1062ed0ad06fSKalle Valo range->num_encoding_sizes = 2;
1063ed0ad06fSKalle Valo range->max_encoding_tokens = ZD1201_NUMKEYS;
1064ed0ad06fSKalle Valo
1065ed0ad06fSKalle Valo range->num_bitrates = 4;
1066ed0ad06fSKalle Valo range->bitrate[0] = 1000000;
1067ed0ad06fSKalle Valo range->bitrate[1] = 2000000;
1068ed0ad06fSKalle Valo range->bitrate[2] = 5500000;
1069ed0ad06fSKalle Valo range->bitrate[3] = 11000000;
1070ed0ad06fSKalle Valo
1071ed0ad06fSKalle Valo range->min_rts = 0;
1072ed0ad06fSKalle Valo range->min_frag = ZD1201_FRAGMIN;
1073ed0ad06fSKalle Valo range->max_rts = ZD1201_RTSMAX;
1074ed0ad06fSKalle Valo range->min_frag = ZD1201_FRAGMAX;
1075ed0ad06fSKalle Valo
1076ed0ad06fSKalle Valo return 0;
1077ed0ad06fSKalle Valo }
1078ed0ad06fSKalle Valo
1079ed0ad06fSKalle Valo /* Little bit of magic here: we only get the quality if we poll
1080ed0ad06fSKalle Valo * for it, and we never get an actual request to trigger such
1081ed0ad06fSKalle Valo * a poll. Therefore we 'assume' that the user will soon ask for
1082ed0ad06fSKalle Valo * the stats after asking the bssid.
1083ed0ad06fSKalle Valo */
zd1201_get_wap(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)1084ed0ad06fSKalle Valo static int zd1201_get_wap(struct net_device *dev,
1085ff7efc66SGustavo A. R. Silva struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
1086ed0ad06fSKalle Valo {
1087ff7efc66SGustavo A. R. Silva struct sockaddr *ap_addr = &wrqu->ap_addr;
1088ed0ad06fSKalle Valo struct zd1201 *zd = netdev_priv(dev);
1089ed0ad06fSKalle Valo unsigned char buffer[6];
1090ed0ad06fSKalle Valo
1091ed0ad06fSKalle Valo if (!zd1201_getconfig(zd, ZD1201_RID_COMMSQUALITY, buffer, 6)) {
1092ed0ad06fSKalle Valo /* Unfortunately the quality and noise reported is useless.
1093ed0ad06fSKalle Valo they seem to be accumulators that increase until you
1094ed0ad06fSKalle Valo read them, unless we poll on a fixed interval we can't
1095ed0ad06fSKalle Valo use them
1096ed0ad06fSKalle Valo */
1097ed0ad06fSKalle Valo /*zd->iwstats.qual.qual = le16_to_cpu(((__le16 *)buffer)[0]);*/
1098ed0ad06fSKalle Valo zd->iwstats.qual.level = le16_to_cpu(((__le16 *)buffer)[1]);
1099ed0ad06fSKalle Valo /*zd->iwstats.qual.noise = le16_to_cpu(((__le16 *)buffer)[2]);*/
1100ed0ad06fSKalle Valo zd->iwstats.qual.updated = 2;
1101ed0ad06fSKalle Valo }
1102ed0ad06fSKalle Valo
1103ed0ad06fSKalle Valo return zd1201_getconfig(zd, ZD1201_RID_CURRENTBSSID, ap_addr->sa_data, 6);
1104ed0ad06fSKalle Valo }
1105ed0ad06fSKalle Valo
zd1201_set_scan(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)1106ed0ad06fSKalle Valo static int zd1201_set_scan(struct net_device *dev,
1107ff7efc66SGustavo A. R. Silva struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
1108ed0ad06fSKalle Valo {
1109ed0ad06fSKalle Valo /* We do everything in get_scan */
1110ed0ad06fSKalle Valo return 0;
1111ed0ad06fSKalle Valo }
1112ed0ad06fSKalle Valo
zd1201_get_scan(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)1113ed0ad06fSKalle Valo static int zd1201_get_scan(struct net_device *dev,
1114ff7efc66SGustavo A. R. Silva struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
1115ed0ad06fSKalle Valo {
1116ff7efc66SGustavo A. R. Silva struct iw_point *srq = &wrqu->data;
1117ed0ad06fSKalle Valo struct zd1201 *zd = netdev_priv(dev);
1118ed0ad06fSKalle Valo int err, i, j, enabled_save;
1119ed0ad06fSKalle Valo struct iw_event iwe;
1120ed0ad06fSKalle Valo char *cev = extra;
1121ed0ad06fSKalle Valo char *end_buf = extra + IW_SCAN_MAX_DATA;
1122ed0ad06fSKalle Valo
1123ed0ad06fSKalle Valo /* No scanning in AP mode */
1124ed0ad06fSKalle Valo if (zd->ap)
1125ed0ad06fSKalle Valo return -EOPNOTSUPP;
1126ed0ad06fSKalle Valo
1127ed0ad06fSKalle Valo /* Scan doesn't seem to work if disabled */
1128ed0ad06fSKalle Valo enabled_save = zd->mac_enabled;
1129ed0ad06fSKalle Valo zd1201_enable(zd);
1130ed0ad06fSKalle Valo
1131ed0ad06fSKalle Valo zd->rxdatas = 0;
1132ed0ad06fSKalle Valo err = zd1201_docmd(zd, ZD1201_CMDCODE_INQUIRE,
1133ed0ad06fSKalle Valo ZD1201_INQ_SCANRESULTS, 0, 0);
1134ed0ad06fSKalle Valo if (err)
1135ed0ad06fSKalle Valo return err;
1136ed0ad06fSKalle Valo
1137ed0ad06fSKalle Valo wait_event_interruptible(zd->rxdataq, zd->rxdatas);
1138ed0ad06fSKalle Valo if (!zd->rxlen)
1139ed0ad06fSKalle Valo return -EIO;
1140ed0ad06fSKalle Valo
1141ed0ad06fSKalle Valo if (le16_to_cpu(*(__le16*)&zd->rxdata[2]) != ZD1201_INQ_SCANRESULTS)
1142ed0ad06fSKalle Valo return -EIO;
1143ed0ad06fSKalle Valo
1144ed0ad06fSKalle Valo for(i=8; i<zd->rxlen; i+=62) {
1145ed0ad06fSKalle Valo iwe.cmd = SIOCGIWAP;
1146ed0ad06fSKalle Valo iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
1147ed0ad06fSKalle Valo memcpy(iwe.u.ap_addr.sa_data, zd->rxdata+i+6, 6);
1148ed0ad06fSKalle Valo cev = iwe_stream_add_event(info, cev, end_buf,
1149ed0ad06fSKalle Valo &iwe, IW_EV_ADDR_LEN);
1150ed0ad06fSKalle Valo
1151ed0ad06fSKalle Valo iwe.cmd = SIOCGIWESSID;
1152ed0ad06fSKalle Valo iwe.u.data.length = zd->rxdata[i+16];
1153ed0ad06fSKalle Valo iwe.u.data.flags = 1;
1154ed0ad06fSKalle Valo cev = iwe_stream_add_point(info, cev, end_buf,
1155ed0ad06fSKalle Valo &iwe, zd->rxdata+i+18);
1156ed0ad06fSKalle Valo
1157ed0ad06fSKalle Valo iwe.cmd = SIOCGIWMODE;
1158ed0ad06fSKalle Valo if (zd->rxdata[i+14]&0x01)
1159ed0ad06fSKalle Valo iwe.u.mode = IW_MODE_MASTER;
1160ed0ad06fSKalle Valo else
1161ed0ad06fSKalle Valo iwe.u.mode = IW_MODE_ADHOC;
1162ed0ad06fSKalle Valo cev = iwe_stream_add_event(info, cev, end_buf,
1163ed0ad06fSKalle Valo &iwe, IW_EV_UINT_LEN);
1164ed0ad06fSKalle Valo
1165ed0ad06fSKalle Valo iwe.cmd = SIOCGIWFREQ;
1166ed0ad06fSKalle Valo iwe.u.freq.m = zd->rxdata[i+0];
1167ed0ad06fSKalle Valo iwe.u.freq.e = 0;
1168ed0ad06fSKalle Valo cev = iwe_stream_add_event(info, cev, end_buf,
1169ed0ad06fSKalle Valo &iwe, IW_EV_FREQ_LEN);
1170ed0ad06fSKalle Valo
1171ed0ad06fSKalle Valo iwe.cmd = SIOCGIWRATE;
1172ed0ad06fSKalle Valo iwe.u.bitrate.fixed = 0;
1173ed0ad06fSKalle Valo iwe.u.bitrate.disabled = 0;
1174ed0ad06fSKalle Valo for (j=0; j<10; j++) if (zd->rxdata[i+50+j]) {
1175ed0ad06fSKalle Valo iwe.u.bitrate.value = (zd->rxdata[i+50+j]&0x7f)*500000;
1176ed0ad06fSKalle Valo cev = iwe_stream_add_event(info, cev, end_buf,
1177ed0ad06fSKalle Valo &iwe, IW_EV_PARAM_LEN);
1178ed0ad06fSKalle Valo }
1179ed0ad06fSKalle Valo
1180ed0ad06fSKalle Valo iwe.cmd = SIOCGIWENCODE;
1181ed0ad06fSKalle Valo iwe.u.data.length = 0;
1182ed0ad06fSKalle Valo if (zd->rxdata[i+14]&0x10)
1183ed0ad06fSKalle Valo iwe.u.data.flags = IW_ENCODE_ENABLED;
1184ed0ad06fSKalle Valo else
1185ed0ad06fSKalle Valo iwe.u.data.flags = IW_ENCODE_DISABLED;
1186ed0ad06fSKalle Valo cev = iwe_stream_add_point(info, cev, end_buf, &iwe, NULL);
1187ed0ad06fSKalle Valo
1188ed0ad06fSKalle Valo iwe.cmd = IWEVQUAL;
1189ed0ad06fSKalle Valo iwe.u.qual.qual = zd->rxdata[i+4];
1190ed0ad06fSKalle Valo iwe.u.qual.noise= zd->rxdata[i+2]/10-100;
1191ed0ad06fSKalle Valo iwe.u.qual.level = (256+zd->rxdata[i+4]*100)/255-100;
1192ed0ad06fSKalle Valo iwe.u.qual.updated = 7;
1193ed0ad06fSKalle Valo cev = iwe_stream_add_event(info, cev, end_buf,
1194ed0ad06fSKalle Valo &iwe, IW_EV_QUAL_LEN);
1195ed0ad06fSKalle Valo }
1196ed0ad06fSKalle Valo
1197ed0ad06fSKalle Valo if (!enabled_save)
1198ed0ad06fSKalle Valo zd1201_disable(zd);
1199ed0ad06fSKalle Valo
1200ed0ad06fSKalle Valo srq->length = cev - extra;
1201ed0ad06fSKalle Valo srq->flags = 0;
1202ed0ad06fSKalle Valo
1203ed0ad06fSKalle Valo return 0;
1204ed0ad06fSKalle Valo }
1205ed0ad06fSKalle Valo
zd1201_set_essid(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * essid)1206ed0ad06fSKalle Valo static int zd1201_set_essid(struct net_device *dev,
1207ff7efc66SGustavo A. R. Silva struct iw_request_info *info, union iwreq_data *wrqu, char *essid)
1208ed0ad06fSKalle Valo {
1209ff7efc66SGustavo A. R. Silva struct iw_point *data = &wrqu->data;
1210ed0ad06fSKalle Valo struct zd1201 *zd = netdev_priv(dev);
1211ed0ad06fSKalle Valo
1212ed0ad06fSKalle Valo if (data->length > IW_ESSID_MAX_SIZE)
1213ed0ad06fSKalle Valo return -EINVAL;
1214ed0ad06fSKalle Valo if (data->length < 1)
1215ed0ad06fSKalle Valo data->length = 1;
1216ed0ad06fSKalle Valo zd->essidlen = data->length;
1217ed0ad06fSKalle Valo memset(zd->essid, 0, IW_ESSID_MAX_SIZE+1);
1218ed0ad06fSKalle Valo memcpy(zd->essid, essid, data->length);
1219ed0ad06fSKalle Valo return zd1201_join(zd, zd->essid, zd->essidlen);
1220ed0ad06fSKalle Valo }
1221ed0ad06fSKalle Valo
zd1201_get_essid(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * essid)1222ed0ad06fSKalle Valo static int zd1201_get_essid(struct net_device *dev,
1223ff7efc66SGustavo A. R. Silva struct iw_request_info *info, union iwreq_data *wrqu, char *essid)
1224ed0ad06fSKalle Valo {
1225ff7efc66SGustavo A. R. Silva struct iw_point *data = &wrqu->data;
1226ed0ad06fSKalle Valo struct zd1201 *zd = netdev_priv(dev);
1227ed0ad06fSKalle Valo
1228ed0ad06fSKalle Valo memcpy(essid, zd->essid, zd->essidlen);
1229ed0ad06fSKalle Valo data->flags = 1;
1230ed0ad06fSKalle Valo data->length = zd->essidlen;
1231ed0ad06fSKalle Valo
1232ed0ad06fSKalle Valo return 0;
1233ed0ad06fSKalle Valo }
1234ed0ad06fSKalle Valo
zd1201_get_nick(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * nick)1235ed0ad06fSKalle Valo static int zd1201_get_nick(struct net_device *dev, struct iw_request_info *info,
1236ff7efc66SGustavo A. R. Silva union iwreq_data *wrqu, char *nick)
1237ed0ad06fSKalle Valo {
1238ff7efc66SGustavo A. R. Silva struct iw_point *data = &wrqu->data;
1239ed0ad06fSKalle Valo strcpy(nick, "zd1201");
1240ed0ad06fSKalle Valo data->flags = 1;
1241ed0ad06fSKalle Valo data->length = strlen(nick);
1242ed0ad06fSKalle Valo return 0;
1243ed0ad06fSKalle Valo }
1244ed0ad06fSKalle Valo
zd1201_set_rate(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)1245ed0ad06fSKalle Valo static int zd1201_set_rate(struct net_device *dev,
1246ff7efc66SGustavo A. R. Silva struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
1247ed0ad06fSKalle Valo {
1248ff7efc66SGustavo A. R. Silva struct iw_param *rrq = &wrqu->bitrate;
1249ed0ad06fSKalle Valo struct zd1201 *zd = netdev_priv(dev);
1250ed0ad06fSKalle Valo short rate;
1251ed0ad06fSKalle Valo int err;
1252ed0ad06fSKalle Valo
1253ed0ad06fSKalle Valo switch (rrq->value) {
1254ed0ad06fSKalle Valo case 1000000:
1255ed0ad06fSKalle Valo rate = ZD1201_RATEB1;
1256ed0ad06fSKalle Valo break;
1257ed0ad06fSKalle Valo case 2000000:
1258ed0ad06fSKalle Valo rate = ZD1201_RATEB2;
1259ed0ad06fSKalle Valo break;
1260ed0ad06fSKalle Valo case 5500000:
1261ed0ad06fSKalle Valo rate = ZD1201_RATEB5;
1262ed0ad06fSKalle Valo break;
1263ed0ad06fSKalle Valo case 11000000:
1264ed0ad06fSKalle Valo default:
1265ed0ad06fSKalle Valo rate = ZD1201_RATEB11;
1266ed0ad06fSKalle Valo break;
1267ed0ad06fSKalle Valo }
1268ed0ad06fSKalle Valo if (!rrq->fixed) { /* Also enable all lower bitrates */
1269ed0ad06fSKalle Valo rate |= rate-1;
1270ed0ad06fSKalle Valo }
1271ed0ad06fSKalle Valo
1272ed0ad06fSKalle Valo err = zd1201_setconfig16(zd, ZD1201_RID_TXRATECNTL, rate);
1273ed0ad06fSKalle Valo if (err)
1274ed0ad06fSKalle Valo return err;
1275ed0ad06fSKalle Valo
1276ed0ad06fSKalle Valo return zd1201_mac_reset(zd);
1277ed0ad06fSKalle Valo }
1278ed0ad06fSKalle Valo
zd1201_get_rate(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)1279ed0ad06fSKalle Valo static int zd1201_get_rate(struct net_device *dev,
1280ff7efc66SGustavo A. R. Silva struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
1281ed0ad06fSKalle Valo {
1282ff7efc66SGustavo A. R. Silva struct iw_param *rrq = &wrqu->bitrate;
1283ed0ad06fSKalle Valo struct zd1201 *zd = netdev_priv(dev);
1284ed0ad06fSKalle Valo short rate;
1285ed0ad06fSKalle Valo int err;
1286ed0ad06fSKalle Valo
1287ed0ad06fSKalle Valo err = zd1201_getconfig16(zd, ZD1201_RID_CURRENTTXRATE, &rate);
1288ed0ad06fSKalle Valo if (err)
1289ed0ad06fSKalle Valo return err;
1290ed0ad06fSKalle Valo
1291ed0ad06fSKalle Valo switch(rate) {
1292ed0ad06fSKalle Valo case 1:
1293ed0ad06fSKalle Valo rrq->value = 1000000;
1294ed0ad06fSKalle Valo break;
1295ed0ad06fSKalle Valo case 2:
1296ed0ad06fSKalle Valo rrq->value = 2000000;
1297ed0ad06fSKalle Valo break;
1298ed0ad06fSKalle Valo case 5:
1299ed0ad06fSKalle Valo rrq->value = 5500000;
1300ed0ad06fSKalle Valo break;
1301ed0ad06fSKalle Valo case 11:
1302ed0ad06fSKalle Valo rrq->value = 11000000;
1303ed0ad06fSKalle Valo break;
1304ed0ad06fSKalle Valo default:
1305ed0ad06fSKalle Valo rrq->value = 0;
1306ed0ad06fSKalle Valo }
1307ed0ad06fSKalle Valo rrq->fixed = 0;
1308ed0ad06fSKalle Valo rrq->disabled = 0;
1309ed0ad06fSKalle Valo
1310ed0ad06fSKalle Valo return 0;
1311ed0ad06fSKalle Valo }
1312ed0ad06fSKalle Valo
zd1201_set_rts(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)1313ed0ad06fSKalle Valo static int zd1201_set_rts(struct net_device *dev, struct iw_request_info *info,
1314ff7efc66SGustavo A. R. Silva union iwreq_data *wrqu, char *extra)
1315ed0ad06fSKalle Valo {
1316ff7efc66SGustavo A. R. Silva struct iw_param *rts = &wrqu->rts;
1317ed0ad06fSKalle Valo struct zd1201 *zd = netdev_priv(dev);
1318ed0ad06fSKalle Valo int err;
1319ed0ad06fSKalle Valo short val = rts->value;
1320ed0ad06fSKalle Valo
1321ed0ad06fSKalle Valo if (rts->disabled || !rts->fixed)
1322ed0ad06fSKalle Valo val = ZD1201_RTSMAX;
1323ed0ad06fSKalle Valo if (val > ZD1201_RTSMAX)
1324ed0ad06fSKalle Valo return -EINVAL;
1325ed0ad06fSKalle Valo if (val < 0)
1326ed0ad06fSKalle Valo return -EINVAL;
1327ed0ad06fSKalle Valo
1328ed0ad06fSKalle Valo err = zd1201_setconfig16(zd, ZD1201_RID_CNFRTSTHRESHOLD, val);
1329ed0ad06fSKalle Valo if (err)
1330ed0ad06fSKalle Valo return err;
1331ed0ad06fSKalle Valo return zd1201_mac_reset(zd);
1332ed0ad06fSKalle Valo }
1333ed0ad06fSKalle Valo
zd1201_get_rts(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)1334ed0ad06fSKalle Valo static int zd1201_get_rts(struct net_device *dev, struct iw_request_info *info,
1335ff7efc66SGustavo A. R. Silva union iwreq_data *wrqu, char *extra)
1336ed0ad06fSKalle Valo {
1337ff7efc66SGustavo A. R. Silva struct iw_param *rts = &wrqu->rts;
1338ed0ad06fSKalle Valo struct zd1201 *zd = netdev_priv(dev);
1339ed0ad06fSKalle Valo short rtst;
1340ed0ad06fSKalle Valo int err;
1341ed0ad06fSKalle Valo
1342ed0ad06fSKalle Valo err = zd1201_getconfig16(zd, ZD1201_RID_CNFRTSTHRESHOLD, &rtst);
1343ed0ad06fSKalle Valo if (err)
1344ed0ad06fSKalle Valo return err;
1345ed0ad06fSKalle Valo rts->value = rtst;
1346ed0ad06fSKalle Valo rts->disabled = (rts->value == ZD1201_RTSMAX);
1347ed0ad06fSKalle Valo rts->fixed = 1;
1348ed0ad06fSKalle Valo
1349ed0ad06fSKalle Valo return 0;
1350ed0ad06fSKalle Valo }
1351ed0ad06fSKalle Valo
zd1201_set_frag(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)1352ed0ad06fSKalle Valo static int zd1201_set_frag(struct net_device *dev, struct iw_request_info *info,
1353ff7efc66SGustavo A. R. Silva union iwreq_data *wrqu, char *extra)
1354ed0ad06fSKalle Valo {
1355ff7efc66SGustavo A. R. Silva struct iw_param *frag = &wrqu->frag;
1356ed0ad06fSKalle Valo struct zd1201 *zd = netdev_priv(dev);
1357ed0ad06fSKalle Valo int err;
1358ed0ad06fSKalle Valo short val = frag->value;
1359ed0ad06fSKalle Valo
1360ed0ad06fSKalle Valo if (frag->disabled || !frag->fixed)
1361ed0ad06fSKalle Valo val = ZD1201_FRAGMAX;
1362ed0ad06fSKalle Valo if (val > ZD1201_FRAGMAX)
1363ed0ad06fSKalle Valo return -EINVAL;
1364ed0ad06fSKalle Valo if (val < ZD1201_FRAGMIN)
1365ed0ad06fSKalle Valo return -EINVAL;
1366ed0ad06fSKalle Valo if (val & 1)
1367ed0ad06fSKalle Valo return -EINVAL;
1368ed0ad06fSKalle Valo err = zd1201_setconfig16(zd, ZD1201_RID_CNFFRAGTHRESHOLD, val);
1369ed0ad06fSKalle Valo if (err)
1370ed0ad06fSKalle Valo return err;
1371ed0ad06fSKalle Valo return zd1201_mac_reset(zd);
1372ed0ad06fSKalle Valo }
1373ed0ad06fSKalle Valo
zd1201_get_frag(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)1374ed0ad06fSKalle Valo static int zd1201_get_frag(struct net_device *dev, struct iw_request_info *info,
1375ff7efc66SGustavo A. R. Silva union iwreq_data *wrqu, char *extra)
1376ed0ad06fSKalle Valo {
1377ff7efc66SGustavo A. R. Silva struct iw_param *frag = &wrqu->frag;
1378ed0ad06fSKalle Valo struct zd1201 *zd = netdev_priv(dev);
1379ed0ad06fSKalle Valo short fragt;
1380ed0ad06fSKalle Valo int err;
1381ed0ad06fSKalle Valo
1382ed0ad06fSKalle Valo err = zd1201_getconfig16(zd, ZD1201_RID_CNFFRAGTHRESHOLD, &fragt);
1383ed0ad06fSKalle Valo if (err)
1384ed0ad06fSKalle Valo return err;
1385ed0ad06fSKalle Valo frag->value = fragt;
1386ed0ad06fSKalle Valo frag->disabled = (frag->value == ZD1201_FRAGMAX);
1387ed0ad06fSKalle Valo frag->fixed = 1;
1388ed0ad06fSKalle Valo
1389ed0ad06fSKalle Valo return 0;
1390ed0ad06fSKalle Valo }
1391ed0ad06fSKalle Valo
zd1201_set_retry(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)1392ed0ad06fSKalle Valo static int zd1201_set_retry(struct net_device *dev,
1393ff7efc66SGustavo A. R. Silva struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
1394ed0ad06fSKalle Valo {
1395ed0ad06fSKalle Valo return 0;
1396ed0ad06fSKalle Valo }
1397ed0ad06fSKalle Valo
zd1201_get_retry(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)1398ed0ad06fSKalle Valo static int zd1201_get_retry(struct net_device *dev,
1399ff7efc66SGustavo A. R. Silva struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
1400ed0ad06fSKalle Valo {
1401ed0ad06fSKalle Valo return 0;
1402ed0ad06fSKalle Valo }
1403ed0ad06fSKalle Valo
zd1201_set_encode(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * key)1404ed0ad06fSKalle Valo static int zd1201_set_encode(struct net_device *dev,
1405ff7efc66SGustavo A. R. Silva struct iw_request_info *info, union iwreq_data *wrqu, char *key)
1406ed0ad06fSKalle Valo {
1407ff7efc66SGustavo A. R. Silva struct iw_point *erq = &wrqu->encoding;
1408ed0ad06fSKalle Valo struct zd1201 *zd = netdev_priv(dev);
1409ed0ad06fSKalle Valo short i;
1410ed0ad06fSKalle Valo int err, rid;
1411ed0ad06fSKalle Valo
1412ed0ad06fSKalle Valo if (erq->length > ZD1201_MAXKEYLEN)
1413ed0ad06fSKalle Valo return -EINVAL;
1414ed0ad06fSKalle Valo
1415ed0ad06fSKalle Valo i = (erq->flags & IW_ENCODE_INDEX)-1;
1416ed0ad06fSKalle Valo if (i == -1) {
1417ed0ad06fSKalle Valo err = zd1201_getconfig16(zd,ZD1201_RID_CNFDEFAULTKEYID,&i);
1418ed0ad06fSKalle Valo if (err)
1419ed0ad06fSKalle Valo return err;
1420ed0ad06fSKalle Valo } else {
1421ed0ad06fSKalle Valo err = zd1201_setconfig16(zd, ZD1201_RID_CNFDEFAULTKEYID, i);
1422ed0ad06fSKalle Valo if (err)
1423ed0ad06fSKalle Valo return err;
1424ed0ad06fSKalle Valo }
1425ed0ad06fSKalle Valo
1426ed0ad06fSKalle Valo if (i < 0 || i >= ZD1201_NUMKEYS)
1427ed0ad06fSKalle Valo return -EINVAL;
1428ed0ad06fSKalle Valo
1429ed0ad06fSKalle Valo rid = ZD1201_RID_CNFDEFAULTKEY0 + i;
1430ed0ad06fSKalle Valo err = zd1201_setconfig(zd, rid, key, erq->length, 1);
1431ed0ad06fSKalle Valo if (err)
1432ed0ad06fSKalle Valo return err;
1433ed0ad06fSKalle Valo zd->encode_keylen[i] = erq->length;
1434ed0ad06fSKalle Valo memcpy(zd->encode_keys[i], key, erq->length);
1435ed0ad06fSKalle Valo
1436ed0ad06fSKalle Valo i=0;
1437ed0ad06fSKalle Valo if (!(erq->flags & IW_ENCODE_DISABLED & IW_ENCODE_MODE)) {
1438ed0ad06fSKalle Valo i |= 0x01;
1439ed0ad06fSKalle Valo zd->encode_enabled = 1;
1440ed0ad06fSKalle Valo } else
1441ed0ad06fSKalle Valo zd->encode_enabled = 0;
1442ed0ad06fSKalle Valo if (erq->flags & IW_ENCODE_RESTRICTED & IW_ENCODE_MODE) {
1443ed0ad06fSKalle Valo i |= 0x02;
1444ed0ad06fSKalle Valo zd->encode_restricted = 1;
1445ed0ad06fSKalle Valo } else
1446ed0ad06fSKalle Valo zd->encode_restricted = 0;
1447ed0ad06fSKalle Valo err = zd1201_setconfig16(zd, ZD1201_RID_CNFWEBFLAGS, i);
1448ed0ad06fSKalle Valo if (err)
1449ed0ad06fSKalle Valo return err;
1450ed0ad06fSKalle Valo
1451ed0ad06fSKalle Valo if (zd->encode_enabled)
1452ed0ad06fSKalle Valo i = ZD1201_CNFAUTHENTICATION_SHAREDKEY;
1453ed0ad06fSKalle Valo else
1454ed0ad06fSKalle Valo i = ZD1201_CNFAUTHENTICATION_OPENSYSTEM;
1455ed0ad06fSKalle Valo err = zd1201_setconfig16(zd, ZD1201_RID_CNFAUTHENTICATION, i);
1456ed0ad06fSKalle Valo if (err)
1457ed0ad06fSKalle Valo return err;
1458ed0ad06fSKalle Valo
1459ed0ad06fSKalle Valo return zd1201_mac_reset(zd);
1460ed0ad06fSKalle Valo }
1461ed0ad06fSKalle Valo
zd1201_get_encode(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * key)1462ed0ad06fSKalle Valo static int zd1201_get_encode(struct net_device *dev,
1463ff7efc66SGustavo A. R. Silva struct iw_request_info *info, union iwreq_data *wrqu, char *key)
1464ed0ad06fSKalle Valo {
1465ff7efc66SGustavo A. R. Silva struct iw_point *erq = &wrqu->encoding;
1466ed0ad06fSKalle Valo struct zd1201 *zd = netdev_priv(dev);
1467ed0ad06fSKalle Valo short i;
1468ed0ad06fSKalle Valo int err;
1469ed0ad06fSKalle Valo
1470ed0ad06fSKalle Valo if (zd->encode_enabled)
1471ed0ad06fSKalle Valo erq->flags = IW_ENCODE_ENABLED;
1472ed0ad06fSKalle Valo else
1473ed0ad06fSKalle Valo erq->flags = IW_ENCODE_DISABLED;
1474ed0ad06fSKalle Valo if (zd->encode_restricted)
1475ed0ad06fSKalle Valo erq->flags |= IW_ENCODE_RESTRICTED;
1476ed0ad06fSKalle Valo else
1477ed0ad06fSKalle Valo erq->flags |= IW_ENCODE_OPEN;
1478ed0ad06fSKalle Valo
1479ed0ad06fSKalle Valo i = (erq->flags & IW_ENCODE_INDEX) -1;
1480ed0ad06fSKalle Valo if (i == -1) {
1481ed0ad06fSKalle Valo err = zd1201_getconfig16(zd, ZD1201_RID_CNFDEFAULTKEYID, &i);
1482ed0ad06fSKalle Valo if (err)
1483ed0ad06fSKalle Valo return err;
1484ed0ad06fSKalle Valo }
1485ed0ad06fSKalle Valo if (i<0 || i>= ZD1201_NUMKEYS)
1486ed0ad06fSKalle Valo return -EINVAL;
1487ed0ad06fSKalle Valo
1488ed0ad06fSKalle Valo erq->flags |= i+1;
1489ed0ad06fSKalle Valo
1490ed0ad06fSKalle Valo erq->length = zd->encode_keylen[i];
1491ed0ad06fSKalle Valo memcpy(key, zd->encode_keys[i], erq->length);
1492ed0ad06fSKalle Valo
1493ed0ad06fSKalle Valo return 0;
1494ed0ad06fSKalle Valo }
1495ed0ad06fSKalle Valo
zd1201_set_power(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)1496ed0ad06fSKalle Valo static int zd1201_set_power(struct net_device *dev,
1497ff7efc66SGustavo A. R. Silva struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
1498ed0ad06fSKalle Valo {
1499ff7efc66SGustavo A. R. Silva struct iw_param *vwrq = &wrqu->power;
1500ed0ad06fSKalle Valo struct zd1201 *zd = netdev_priv(dev);
1501ed0ad06fSKalle Valo short enabled, duration, level;
1502ed0ad06fSKalle Valo int err;
1503ed0ad06fSKalle Valo
1504ed0ad06fSKalle Valo enabled = vwrq->disabled ? 0 : 1;
1505ed0ad06fSKalle Valo if (enabled) {
1506ed0ad06fSKalle Valo if (vwrq->flags & IW_POWER_PERIOD) {
1507ed0ad06fSKalle Valo duration = vwrq->value;
1508ed0ad06fSKalle Valo err = zd1201_setconfig16(zd,
1509ed0ad06fSKalle Valo ZD1201_RID_CNFMAXSLEEPDURATION, duration);
1510ed0ad06fSKalle Valo if (err)
1511ed0ad06fSKalle Valo return err;
1512ed0ad06fSKalle Valo goto out;
1513ed0ad06fSKalle Valo }
1514ed0ad06fSKalle Valo if (vwrq->flags & IW_POWER_TIMEOUT) {
1515ed0ad06fSKalle Valo err = zd1201_getconfig16(zd,
1516ed0ad06fSKalle Valo ZD1201_RID_CNFMAXSLEEPDURATION, &duration);
1517ed0ad06fSKalle Valo if (err)
1518ed0ad06fSKalle Valo return err;
1519ed0ad06fSKalle Valo level = vwrq->value * 4 / duration;
1520ed0ad06fSKalle Valo if (level > 4)
1521ed0ad06fSKalle Valo level = 4;
1522ed0ad06fSKalle Valo if (level < 0)
1523ed0ad06fSKalle Valo level = 0;
1524ed0ad06fSKalle Valo err = zd1201_setconfig16(zd, ZD1201_RID_CNFPMEPS,
1525ed0ad06fSKalle Valo level);
1526ed0ad06fSKalle Valo if (err)
1527ed0ad06fSKalle Valo return err;
1528ed0ad06fSKalle Valo goto out;
1529ed0ad06fSKalle Valo }
1530ed0ad06fSKalle Valo return -EINVAL;
1531ed0ad06fSKalle Valo }
1532ed0ad06fSKalle Valo out:
1533ed0ad06fSKalle Valo return zd1201_setconfig16(zd, ZD1201_RID_CNFPMENABLED, enabled);
1534ed0ad06fSKalle Valo }
1535ed0ad06fSKalle Valo
zd1201_get_power(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)1536ed0ad06fSKalle Valo static int zd1201_get_power(struct net_device *dev,
1537ff7efc66SGustavo A. R. Silva struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
1538ed0ad06fSKalle Valo {
1539ff7efc66SGustavo A. R. Silva struct iw_param *vwrq = &wrqu->power;
1540ed0ad06fSKalle Valo struct zd1201 *zd = netdev_priv(dev);
1541ed0ad06fSKalle Valo short enabled, level, duration;
1542ed0ad06fSKalle Valo int err;
1543ed0ad06fSKalle Valo
1544ed0ad06fSKalle Valo err = zd1201_getconfig16(zd, ZD1201_RID_CNFPMENABLED, &enabled);
1545ed0ad06fSKalle Valo if (err)
1546ed0ad06fSKalle Valo return err;
1547ed0ad06fSKalle Valo err = zd1201_getconfig16(zd, ZD1201_RID_CNFPMEPS, &level);
1548ed0ad06fSKalle Valo if (err)
1549ed0ad06fSKalle Valo return err;
1550ed0ad06fSKalle Valo err = zd1201_getconfig16(zd, ZD1201_RID_CNFMAXSLEEPDURATION, &duration);
1551ed0ad06fSKalle Valo if (err)
1552ed0ad06fSKalle Valo return err;
1553ed0ad06fSKalle Valo vwrq->disabled = enabled ? 0 : 1;
1554ed0ad06fSKalle Valo if (vwrq->flags & IW_POWER_TYPE) {
1555ed0ad06fSKalle Valo if (vwrq->flags & IW_POWER_PERIOD) {
1556ed0ad06fSKalle Valo vwrq->value = duration;
1557ed0ad06fSKalle Valo vwrq->flags = IW_POWER_PERIOD;
1558ed0ad06fSKalle Valo } else {
1559ed0ad06fSKalle Valo vwrq->value = duration * level / 4;
1560ed0ad06fSKalle Valo vwrq->flags = IW_POWER_TIMEOUT;
1561ed0ad06fSKalle Valo }
1562ed0ad06fSKalle Valo }
1563ed0ad06fSKalle Valo if (vwrq->flags & IW_POWER_MODE) {
1564ed0ad06fSKalle Valo if (enabled && level)
1565ed0ad06fSKalle Valo vwrq->flags = IW_POWER_UNICAST_R;
1566ed0ad06fSKalle Valo else
1567ed0ad06fSKalle Valo vwrq->flags = IW_POWER_ALL_R;
1568ed0ad06fSKalle Valo }
1569ed0ad06fSKalle Valo
1570ed0ad06fSKalle Valo return 0;
1571ed0ad06fSKalle Valo }
1572ed0ad06fSKalle Valo
1573ed0ad06fSKalle Valo
1574ed0ad06fSKalle Valo static const iw_handler zd1201_iw_handler[] =
1575ed0ad06fSKalle Valo {
1576ff7efc66SGustavo A. R. Silva IW_HANDLER(SIOCSIWCOMMIT, zd1201_config_commit),
1577ff7efc66SGustavo A. R. Silva IW_HANDLER(SIOCGIWNAME, zd1201_get_name),
1578ff7efc66SGustavo A. R. Silva IW_HANDLER(SIOCSIWFREQ, zd1201_set_freq),
1579ff7efc66SGustavo A. R. Silva IW_HANDLER(SIOCGIWFREQ, zd1201_get_freq),
1580ff7efc66SGustavo A. R. Silva IW_HANDLER(SIOCSIWMODE, zd1201_set_mode),
1581ff7efc66SGustavo A. R. Silva IW_HANDLER(SIOCGIWMODE, zd1201_get_mode),
1582ff7efc66SGustavo A. R. Silva IW_HANDLER(SIOCGIWRANGE, zd1201_get_range),
1583ff7efc66SGustavo A. R. Silva IW_HANDLER(SIOCGIWAP, zd1201_get_wap),
1584ff7efc66SGustavo A. R. Silva IW_HANDLER(SIOCSIWSCAN, zd1201_set_scan),
1585ff7efc66SGustavo A. R. Silva IW_HANDLER(SIOCGIWSCAN, zd1201_get_scan),
1586ff7efc66SGustavo A. R. Silva IW_HANDLER(SIOCSIWESSID, zd1201_set_essid),
1587ff7efc66SGustavo A. R. Silva IW_HANDLER(SIOCGIWESSID, zd1201_get_essid),
1588ff7efc66SGustavo A. R. Silva IW_HANDLER(SIOCGIWNICKN, zd1201_get_nick),
1589ff7efc66SGustavo A. R. Silva IW_HANDLER(SIOCSIWRATE, zd1201_set_rate),
1590ff7efc66SGustavo A. R. Silva IW_HANDLER(SIOCGIWRATE, zd1201_get_rate),
1591ff7efc66SGustavo A. R. Silva IW_HANDLER(SIOCSIWRTS, zd1201_set_rts),
1592ff7efc66SGustavo A. R. Silva IW_HANDLER(SIOCGIWRTS, zd1201_get_rts),
1593ff7efc66SGustavo A. R. Silva IW_HANDLER(SIOCSIWFRAG, zd1201_set_frag),
1594ff7efc66SGustavo A. R. Silva IW_HANDLER(SIOCGIWFRAG, zd1201_get_frag),
1595ff7efc66SGustavo A. R. Silva IW_HANDLER(SIOCSIWRETRY, zd1201_set_retry),
1596ff7efc66SGustavo A. R. Silva IW_HANDLER(SIOCGIWRETRY, zd1201_get_retry),
1597ff7efc66SGustavo A. R. Silva IW_HANDLER(SIOCSIWENCODE, zd1201_set_encode),
1598ff7efc66SGustavo A. R. Silva IW_HANDLER(SIOCGIWENCODE, zd1201_get_encode),
1599ff7efc66SGustavo A. R. Silva IW_HANDLER(SIOCSIWPOWER, zd1201_set_power),
1600ff7efc66SGustavo A. R. Silva IW_HANDLER(SIOCGIWPOWER, zd1201_get_power),
1601ed0ad06fSKalle Valo };
1602ed0ad06fSKalle Valo
zd1201_set_hostauth(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)1603ed0ad06fSKalle Valo static int zd1201_set_hostauth(struct net_device *dev,
1604ff7efc66SGustavo A. R. Silva struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
1605ed0ad06fSKalle Valo {
1606ff7efc66SGustavo A. R. Silva struct iw_param *rrq = &wrqu->param;
1607ed0ad06fSKalle Valo struct zd1201 *zd = netdev_priv(dev);
1608ed0ad06fSKalle Valo
1609ed0ad06fSKalle Valo if (!zd->ap)
1610ed0ad06fSKalle Valo return -EOPNOTSUPP;
1611ed0ad06fSKalle Valo
1612ed0ad06fSKalle Valo return zd1201_setconfig16(zd, ZD1201_RID_CNFHOSTAUTH, rrq->value);
1613ed0ad06fSKalle Valo }
1614ed0ad06fSKalle Valo
zd1201_get_hostauth(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)1615ed0ad06fSKalle Valo static int zd1201_get_hostauth(struct net_device *dev,
1616ff7efc66SGustavo A. R. Silva struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
1617ed0ad06fSKalle Valo {
1618ff7efc66SGustavo A. R. Silva struct iw_param *rrq = &wrqu->param;
1619ed0ad06fSKalle Valo struct zd1201 *zd = netdev_priv(dev);
1620ed0ad06fSKalle Valo short hostauth;
1621ed0ad06fSKalle Valo int err;
1622ed0ad06fSKalle Valo
1623ed0ad06fSKalle Valo if (!zd->ap)
1624ed0ad06fSKalle Valo return -EOPNOTSUPP;
1625ed0ad06fSKalle Valo
1626ed0ad06fSKalle Valo err = zd1201_getconfig16(zd, ZD1201_RID_CNFHOSTAUTH, &hostauth);
1627ed0ad06fSKalle Valo if (err)
1628ed0ad06fSKalle Valo return err;
1629ed0ad06fSKalle Valo rrq->value = hostauth;
1630ed0ad06fSKalle Valo rrq->fixed = 1;
1631ed0ad06fSKalle Valo
1632ed0ad06fSKalle Valo return 0;
1633ed0ad06fSKalle Valo }
1634ed0ad06fSKalle Valo
zd1201_auth_sta(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)1635ed0ad06fSKalle Valo static int zd1201_auth_sta(struct net_device *dev,
1636ff7efc66SGustavo A. R. Silva struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
1637ed0ad06fSKalle Valo {
1638ff7efc66SGustavo A. R. Silva struct sockaddr *sta = &wrqu->ap_addr;
1639ed0ad06fSKalle Valo struct zd1201 *zd = netdev_priv(dev);
1640ed0ad06fSKalle Valo unsigned char buffer[10];
1641ed0ad06fSKalle Valo
1642ed0ad06fSKalle Valo if (!zd->ap)
1643ed0ad06fSKalle Valo return -EOPNOTSUPP;
1644ed0ad06fSKalle Valo
1645ed0ad06fSKalle Valo memcpy(buffer, sta->sa_data, ETH_ALEN);
1646ed0ad06fSKalle Valo *(short*)(buffer+6) = 0; /* 0==success, 1==failure */
1647ed0ad06fSKalle Valo *(short*)(buffer+8) = 0;
1648ed0ad06fSKalle Valo
1649ed0ad06fSKalle Valo return zd1201_setconfig(zd, ZD1201_RID_AUTHENTICATESTA, buffer, 10, 1);
1650ed0ad06fSKalle Valo }
1651ed0ad06fSKalle Valo
zd1201_set_maxassoc(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)1652ed0ad06fSKalle Valo static int zd1201_set_maxassoc(struct net_device *dev,
1653ff7efc66SGustavo A. R. Silva struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
1654ed0ad06fSKalle Valo {
1655ff7efc66SGustavo A. R. Silva struct iw_param *rrq = &wrqu->param;
1656ed0ad06fSKalle Valo struct zd1201 *zd = netdev_priv(dev);
1657ed0ad06fSKalle Valo
1658ed0ad06fSKalle Valo if (!zd->ap)
1659ed0ad06fSKalle Valo return -EOPNOTSUPP;
1660ed0ad06fSKalle Valo
16615acbf34eSQinglang Miao return zd1201_setconfig16(zd, ZD1201_RID_CNFMAXASSOCSTATIONS, rrq->value);
1662ed0ad06fSKalle Valo }
1663ed0ad06fSKalle Valo
zd1201_get_maxassoc(struct net_device * dev,struct iw_request_info * info,union iwreq_data * wrqu,char * extra)1664ed0ad06fSKalle Valo static int zd1201_get_maxassoc(struct net_device *dev,
1665ff7efc66SGustavo A. R. Silva struct iw_request_info *info, union iwreq_data *wrqu, char *extra)
1666ed0ad06fSKalle Valo {
1667ff7efc66SGustavo A. R. Silva struct iw_param *rrq = &wrqu->param;
1668ed0ad06fSKalle Valo struct zd1201 *zd = netdev_priv(dev);
1669ed0ad06fSKalle Valo short maxassoc;
1670ed0ad06fSKalle Valo int err;
1671ed0ad06fSKalle Valo
1672ed0ad06fSKalle Valo if (!zd->ap)
1673ed0ad06fSKalle Valo return -EOPNOTSUPP;
1674ed0ad06fSKalle Valo
1675ed0ad06fSKalle Valo err = zd1201_getconfig16(zd, ZD1201_RID_CNFMAXASSOCSTATIONS, &maxassoc);
1676ed0ad06fSKalle Valo if (err)
1677ed0ad06fSKalle Valo return err;
1678ed0ad06fSKalle Valo rrq->value = maxassoc;
1679ed0ad06fSKalle Valo rrq->fixed = 1;
1680ed0ad06fSKalle Valo
1681ed0ad06fSKalle Valo return 0;
1682ed0ad06fSKalle Valo }
1683ed0ad06fSKalle Valo
1684ed0ad06fSKalle Valo static const iw_handler zd1201_private_handler[] = {
1685ff7efc66SGustavo A. R. Silva zd1201_set_hostauth, /* ZD1201SIWHOSTAUTH */
1686ff7efc66SGustavo A. R. Silva zd1201_get_hostauth, /* ZD1201GIWHOSTAUTH */
1687ff7efc66SGustavo A. R. Silva zd1201_auth_sta, /* ZD1201SIWAUTHSTA */
1688ff7efc66SGustavo A. R. Silva NULL, /* nothing to get */
1689ff7efc66SGustavo A. R. Silva zd1201_set_maxassoc, /* ZD1201SIMAXASSOC */
1690ff7efc66SGustavo A. R. Silva zd1201_get_maxassoc, /* ZD1201GIMAXASSOC */
1691ed0ad06fSKalle Valo };
1692ed0ad06fSKalle Valo
1693ed0ad06fSKalle Valo static const struct iw_priv_args zd1201_private_args[] = {
1694ed0ad06fSKalle Valo { ZD1201SIWHOSTAUTH, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
1695ed0ad06fSKalle Valo IW_PRIV_TYPE_NONE, "sethostauth" },
1696ed0ad06fSKalle Valo { ZD1201GIWHOSTAUTH, IW_PRIV_TYPE_NONE,
1697ed0ad06fSKalle Valo IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethostauth" },
1698ed0ad06fSKalle Valo { ZD1201SIWAUTHSTA, IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1,
1699ed0ad06fSKalle Valo IW_PRIV_TYPE_NONE, "authstation" },
1700ed0ad06fSKalle Valo { ZD1201SIWMAXASSOC, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
1701ed0ad06fSKalle Valo IW_PRIV_TYPE_NONE, "setmaxassoc" },
1702ed0ad06fSKalle Valo { ZD1201GIWMAXASSOC, IW_PRIV_TYPE_NONE,
1703ed0ad06fSKalle Valo IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getmaxassoc" },
1704ed0ad06fSKalle Valo };
1705ed0ad06fSKalle Valo
1706ed0ad06fSKalle Valo static const struct iw_handler_def zd1201_iw_handlers = {
1707ed0ad06fSKalle Valo .num_standard = ARRAY_SIZE(zd1201_iw_handler),
1708ed0ad06fSKalle Valo .num_private = ARRAY_SIZE(zd1201_private_handler),
1709ed0ad06fSKalle Valo .num_private_args = ARRAY_SIZE(zd1201_private_args),
1710ff7efc66SGustavo A. R. Silva .standard = zd1201_iw_handler,
1711ff7efc66SGustavo A. R. Silva .private = zd1201_private_handler,
1712ed0ad06fSKalle Valo .private_args = (struct iw_priv_args *) zd1201_private_args,
1713ed0ad06fSKalle Valo .get_wireless_stats = zd1201_get_wireless_stats,
1714ed0ad06fSKalle Valo };
1715ed0ad06fSKalle Valo
1716ed0ad06fSKalle Valo static const struct net_device_ops zd1201_netdev_ops = {
1717ed0ad06fSKalle Valo .ndo_open = zd1201_net_open,
1718ed0ad06fSKalle Valo .ndo_stop = zd1201_net_stop,
1719ed0ad06fSKalle Valo .ndo_start_xmit = zd1201_hard_start_xmit,
1720ed0ad06fSKalle Valo .ndo_tx_timeout = zd1201_tx_timeout,
1721ed0ad06fSKalle Valo .ndo_set_rx_mode = zd1201_set_multicast,
1722ed0ad06fSKalle Valo .ndo_set_mac_address = zd1201_set_mac_address,
1723ed0ad06fSKalle Valo .ndo_validate_addr = eth_validate_addr,
1724ed0ad06fSKalle Valo };
1725ed0ad06fSKalle Valo
zd1201_probe(struct usb_interface * interface,const struct usb_device_id * id)1726ed0ad06fSKalle Valo static int zd1201_probe(struct usb_interface *interface,
1727ed0ad06fSKalle Valo const struct usb_device_id *id)
1728ed0ad06fSKalle Valo {
1729ed0ad06fSKalle Valo struct zd1201 *zd;
1730ed0ad06fSKalle Valo struct net_device *dev;
1731ed0ad06fSKalle Valo struct usb_device *usb;
1732ed0ad06fSKalle Valo int err;
1733ed0ad06fSKalle Valo short porttype;
1734ed0ad06fSKalle Valo char buf[IW_ESSID_MAX_SIZE+2];
17352ad96cb5SJakub Kicinski u8 addr[ETH_ALEN];
1736ed0ad06fSKalle Valo
1737ed0ad06fSKalle Valo usb = interface_to_usbdev(interface);
1738ed0ad06fSKalle Valo
1739ed0ad06fSKalle Valo dev = alloc_etherdev(sizeof(*zd));
1740ed0ad06fSKalle Valo if (!dev)
1741ed0ad06fSKalle Valo return -ENOMEM;
1742ed0ad06fSKalle Valo zd = netdev_priv(dev);
1743ed0ad06fSKalle Valo zd->dev = dev;
1744ed0ad06fSKalle Valo
1745ed0ad06fSKalle Valo zd->ap = ap;
1746ed0ad06fSKalle Valo zd->usb = usb;
1747ed0ad06fSKalle Valo zd->removed = 0;
1748ed0ad06fSKalle Valo init_waitqueue_head(&zd->rxdataq);
1749ed0ad06fSKalle Valo INIT_HLIST_HEAD(&zd->fraglist);
1750ed0ad06fSKalle Valo
1751ed0ad06fSKalle Valo err = zd1201_fw_upload(usb, zd->ap);
1752ed0ad06fSKalle Valo if (err) {
1753ed0ad06fSKalle Valo dev_err(&usb->dev, "zd1201 firmware upload failed: %d\n", err);
1754ed0ad06fSKalle Valo goto err_zd;
1755ed0ad06fSKalle Valo }
1756ed0ad06fSKalle Valo
1757ed0ad06fSKalle Valo zd->endp_in = 1;
1758ed0ad06fSKalle Valo zd->endp_out = 1;
1759ed0ad06fSKalle Valo zd->endp_out2 = 2;
1760ed0ad06fSKalle Valo zd->rx_urb = usb_alloc_urb(0, GFP_KERNEL);
1761ed0ad06fSKalle Valo zd->tx_urb = usb_alloc_urb(0, GFP_KERNEL);
1762ed0ad06fSKalle Valo if (!zd->rx_urb || !zd->tx_urb) {
1763ed0ad06fSKalle Valo err = -ENOMEM;
1764ed0ad06fSKalle Valo goto err_zd;
1765ed0ad06fSKalle Valo }
1766ed0ad06fSKalle Valo
1767ed0ad06fSKalle Valo mdelay(100);
1768ed0ad06fSKalle Valo err = zd1201_drvr_start(zd);
1769ed0ad06fSKalle Valo if (err)
1770ed0ad06fSKalle Valo goto err_zd;
1771ed0ad06fSKalle Valo
1772ed0ad06fSKalle Valo err = zd1201_setconfig16(zd, ZD1201_RID_CNFMAXDATALEN, 2312);
1773ed0ad06fSKalle Valo if (err)
1774ed0ad06fSKalle Valo goto err_start;
1775ed0ad06fSKalle Valo
1776ed0ad06fSKalle Valo err = zd1201_setconfig16(zd, ZD1201_RID_TXRATECNTL,
1777ed0ad06fSKalle Valo ZD1201_RATEB1 | ZD1201_RATEB2 | ZD1201_RATEB5 | ZD1201_RATEB11);
1778ed0ad06fSKalle Valo if (err)
1779ed0ad06fSKalle Valo goto err_start;
1780ed0ad06fSKalle Valo
1781ed0ad06fSKalle Valo dev->netdev_ops = &zd1201_netdev_ops;
1782ed0ad06fSKalle Valo dev->wireless_handlers = &zd1201_iw_handlers;
1783ed0ad06fSKalle Valo dev->watchdog_timeo = ZD1201_TX_TIMEOUT;
1784ed0ad06fSKalle Valo strcpy(dev->name, "wlan%d");
1785ed0ad06fSKalle Valo
17862ad96cb5SJakub Kicinski err = zd1201_getconfig(zd, ZD1201_RID_CNFOWNMACADDR, addr, ETH_ALEN);
1787ed0ad06fSKalle Valo if (err)
1788ed0ad06fSKalle Valo goto err_start;
17892ad96cb5SJakub Kicinski eth_hw_addr_set(dev, addr);
1790ed0ad06fSKalle Valo
1791ed0ad06fSKalle Valo /* Set wildcard essid to match zd->essid */
1792ed0ad06fSKalle Valo *(__le16 *)buf = cpu_to_le16(0);
1793ed0ad06fSKalle Valo err = zd1201_setconfig(zd, ZD1201_RID_CNFDESIREDSSID, buf,
1794ed0ad06fSKalle Valo IW_ESSID_MAX_SIZE+2, 1);
1795ed0ad06fSKalle Valo if (err)
1796ed0ad06fSKalle Valo goto err_start;
1797ed0ad06fSKalle Valo
1798ed0ad06fSKalle Valo if (zd->ap)
1799ed0ad06fSKalle Valo porttype = ZD1201_PORTTYPE_AP;
1800ed0ad06fSKalle Valo else
1801ed0ad06fSKalle Valo porttype = ZD1201_PORTTYPE_BSS;
1802ed0ad06fSKalle Valo err = zd1201_setconfig16(zd, ZD1201_RID_CNFPORTTYPE, porttype);
1803ed0ad06fSKalle Valo if (err)
1804ed0ad06fSKalle Valo goto err_start;
1805ed0ad06fSKalle Valo
1806ed0ad06fSKalle Valo SET_NETDEV_DEV(dev, &usb->dev);
1807ed0ad06fSKalle Valo
1808ed0ad06fSKalle Valo err = register_netdev(dev);
1809ed0ad06fSKalle Valo if (err)
1810ed0ad06fSKalle Valo goto err_start;
1811ed0ad06fSKalle Valo dev_info(&usb->dev, "%s: ZD1201 USB Wireless interface\n",
1812ed0ad06fSKalle Valo dev->name);
1813ed0ad06fSKalle Valo
1814ed0ad06fSKalle Valo usb_set_intfdata(interface, zd);
1815ed0ad06fSKalle Valo zd1201_enable(zd); /* zd1201 likes to startup enabled, */
1816ed0ad06fSKalle Valo zd1201_disable(zd); /* interfering with all the wifis in range */
1817ed0ad06fSKalle Valo return 0;
1818ed0ad06fSKalle Valo
1819ed0ad06fSKalle Valo err_start:
1820ed0ad06fSKalle Valo /* Leave the device in reset state */
1821ed0ad06fSKalle Valo zd1201_docmd(zd, ZD1201_CMDCODE_INIT, 0, 0, 0);
1822ed0ad06fSKalle Valo err_zd:
1823ed0ad06fSKalle Valo usb_free_urb(zd->tx_urb);
1824ed0ad06fSKalle Valo usb_free_urb(zd->rx_urb);
1825ed0ad06fSKalle Valo free_netdev(dev);
1826ed0ad06fSKalle Valo return err;
1827ed0ad06fSKalle Valo }
1828ed0ad06fSKalle Valo
zd1201_disconnect(struct usb_interface * interface)1829ed0ad06fSKalle Valo static void zd1201_disconnect(struct usb_interface *interface)
1830ed0ad06fSKalle Valo {
1831ed0ad06fSKalle Valo struct zd1201 *zd = usb_get_intfdata(interface);
1832ed0ad06fSKalle Valo struct hlist_node *node2;
1833ed0ad06fSKalle Valo struct zd1201_frag *frag;
1834ed0ad06fSKalle Valo
1835ed0ad06fSKalle Valo if (!zd)
1836ed0ad06fSKalle Valo return;
1837ed0ad06fSKalle Valo usb_set_intfdata(interface, NULL);
1838ed0ad06fSKalle Valo
1839ed0ad06fSKalle Valo hlist_for_each_entry_safe(frag, node2, &zd->fraglist, fnode) {
1840ed0ad06fSKalle Valo hlist_del_init(&frag->fnode);
1841ed0ad06fSKalle Valo kfree_skb(frag->skb);
1842ed0ad06fSKalle Valo kfree(frag);
1843ed0ad06fSKalle Valo }
1844ed0ad06fSKalle Valo
1845ed0ad06fSKalle Valo if (zd->tx_urb) {
1846ed0ad06fSKalle Valo usb_kill_urb(zd->tx_urb);
1847ed0ad06fSKalle Valo usb_free_urb(zd->tx_urb);
1848ed0ad06fSKalle Valo }
1849ed0ad06fSKalle Valo if (zd->rx_urb) {
1850ed0ad06fSKalle Valo usb_kill_urb(zd->rx_urb);
1851ed0ad06fSKalle Valo usb_free_urb(zd->rx_urb);
1852ed0ad06fSKalle Valo }
1853ed0ad06fSKalle Valo
1854ed0ad06fSKalle Valo if (zd->dev) {
1855ed0ad06fSKalle Valo unregister_netdev(zd->dev);
1856ed0ad06fSKalle Valo free_netdev(zd->dev);
1857ed0ad06fSKalle Valo }
1858ed0ad06fSKalle Valo }
1859ed0ad06fSKalle Valo
1860ed0ad06fSKalle Valo #ifdef CONFIG_PM
1861ed0ad06fSKalle Valo
zd1201_suspend(struct usb_interface * interface,pm_message_t message)1862ed0ad06fSKalle Valo static int zd1201_suspend(struct usb_interface *interface,
1863ed0ad06fSKalle Valo pm_message_t message)
1864ed0ad06fSKalle Valo {
1865ed0ad06fSKalle Valo struct zd1201 *zd = usb_get_intfdata(interface);
1866ed0ad06fSKalle Valo
1867ed0ad06fSKalle Valo netif_device_detach(zd->dev);
1868ed0ad06fSKalle Valo
1869ed0ad06fSKalle Valo zd->was_enabled = zd->mac_enabled;
1870ed0ad06fSKalle Valo
1871ed0ad06fSKalle Valo if (zd->was_enabled)
1872ed0ad06fSKalle Valo return zd1201_disable(zd);
1873ed0ad06fSKalle Valo else
1874ed0ad06fSKalle Valo return 0;
1875ed0ad06fSKalle Valo }
1876ed0ad06fSKalle Valo
zd1201_resume(struct usb_interface * interface)1877ed0ad06fSKalle Valo static int zd1201_resume(struct usb_interface *interface)
1878ed0ad06fSKalle Valo {
1879ed0ad06fSKalle Valo struct zd1201 *zd = usb_get_intfdata(interface);
1880ed0ad06fSKalle Valo
1881ed0ad06fSKalle Valo if (!zd || !zd->dev)
1882ed0ad06fSKalle Valo return -ENODEV;
1883ed0ad06fSKalle Valo
1884ed0ad06fSKalle Valo netif_device_attach(zd->dev);
1885ed0ad06fSKalle Valo
1886ed0ad06fSKalle Valo if (zd->was_enabled)
1887ed0ad06fSKalle Valo return zd1201_enable(zd);
1888ed0ad06fSKalle Valo else
1889ed0ad06fSKalle Valo return 0;
1890ed0ad06fSKalle Valo }
1891ed0ad06fSKalle Valo
1892ed0ad06fSKalle Valo #else
1893ed0ad06fSKalle Valo
1894ed0ad06fSKalle Valo #define zd1201_suspend NULL
1895ed0ad06fSKalle Valo #define zd1201_resume NULL
1896ed0ad06fSKalle Valo
1897ed0ad06fSKalle Valo #endif
1898ed0ad06fSKalle Valo
1899ed0ad06fSKalle Valo static struct usb_driver zd1201_usb = {
1900ed0ad06fSKalle Valo .name = "zd1201",
1901ed0ad06fSKalle Valo .probe = zd1201_probe,
1902ed0ad06fSKalle Valo .disconnect = zd1201_disconnect,
1903ed0ad06fSKalle Valo .id_table = zd1201_table,
1904ed0ad06fSKalle Valo .suspend = zd1201_suspend,
1905ed0ad06fSKalle Valo .resume = zd1201_resume,
1906ed0ad06fSKalle Valo .disable_hub_initiated_lpm = 1,
1907ed0ad06fSKalle Valo };
1908ed0ad06fSKalle Valo
1909ed0ad06fSKalle Valo module_usb_driver(zd1201_usb);
1910