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authorKalle Valo <kvalo@codeaurora.org>2015-11-18 07:39:37 +0200
committerKalle Valo <kvalo@codeaurora.org>2015-11-18 14:28:30 +0200
commited0ad06f5c8e5b8fc3c6d7c0e3d2dc546638c18c (patch)
tree0ed4c8db97cf6116cad178c5d7fa36f70b205eef /drivers/net/wireless/zd1201.c
parentde60f1dc23f65c308636036cbb14e0d3ada36f27 (diff)
downloadop-kernel-dev-ed0ad06f5c8e5b8fc3c6d7c0e3d2dc546638c18c.zip
op-kernel-dev-ed0ad06f5c8e5b8fc3c6d7c0e3d2dc546638c18c.tar.gz
zd1201: move under zydas vendor directory
Part of reorganising wireless drivers directory and Kconfig. Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/zd1201.c')
-rw-r--r--drivers/net/wireless/zd1201.c1913
1 files changed, 0 insertions, 1913 deletions
diff --git a/drivers/net/wireless/zd1201.c b/drivers/net/wireless/zd1201.c
deleted file mode 100644
index 6f5c793..0000000
--- a/drivers/net/wireless/zd1201.c
+++ /dev/null
@@ -1,1913 +0,0 @@
-/*
- * Driver for ZyDAS zd1201 based wireless USB devices.
- *
- * Copyright (c) 2004, 2005 Jeroen Vreeken (pe1rxq@amsat.org)
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * Parts of this driver have been derived from a wlan-ng version
- * modified by ZyDAS. They also made documentation available, thanks!
- * Copyright (C) 1999 AbsoluteValue Systems, Inc. All Rights Reserved.
- */
-
-#include <linux/module.h>
-#include <linux/usb.h>
-#include <linux/slab.h>
-#include <linux/netdevice.h>
-#include <linux/etherdevice.h>
-#include <linux/wireless.h>
-#include <net/cfg80211.h>
-#include <net/iw_handler.h>
-#include <linux/string.h>
-#include <linux/if_arp.h>
-#include <linux/firmware.h>
-#include "zd1201.h"
-
-static struct usb_device_id zd1201_table[] = {
- {USB_DEVICE(0x0586, 0x3400)}, /* Peabird Wireless USB Adapter */
- {USB_DEVICE(0x0ace, 0x1201)}, /* ZyDAS ZD1201 Wireless USB Adapter */
- {USB_DEVICE(0x050d, 0x6051)}, /* Belkin F5D6051 usb adapter */
- {USB_DEVICE(0x0db0, 0x6823)}, /* MSI UB11B usb adapter */
- {USB_DEVICE(0x1044, 0x8004)}, /* Gigabyte GN-WLBZ101 */
- {USB_DEVICE(0x1044, 0x8005)}, /* GIGABYTE GN-WLBZ201 usb adapter */
- {}
-};
-
-static int ap; /* Are we an AP or a normal station? */
-
-#define ZD1201_VERSION "0.15"
-
-MODULE_AUTHOR("Jeroen Vreeken <pe1rxq@amsat.org>");
-MODULE_DESCRIPTION("Driver for ZyDAS ZD1201 based USB Wireless adapters");
-MODULE_VERSION(ZD1201_VERSION);
-MODULE_LICENSE("GPL");
-module_param(ap, int, 0);
-MODULE_PARM_DESC(ap, "If non-zero Access Point firmware will be loaded");
-MODULE_DEVICE_TABLE(usb, zd1201_table);
-
-
-static int zd1201_fw_upload(struct usb_device *dev, int apfw)
-{
- const struct firmware *fw_entry;
- const char *data;
- unsigned long len;
- int err;
- unsigned char ret;
- char *buf;
- char *fwfile;
-
- if (apfw)
- fwfile = "zd1201-ap.fw";
- else
- fwfile = "zd1201.fw";
-
- err = request_firmware(&fw_entry, fwfile, &dev->dev);
- if (err) {
- dev_err(&dev->dev, "Failed to load %s firmware file!\n", fwfile);
- dev_err(&dev->dev, "Make sure the hotplug firmware loader is installed.\n");
- dev_err(&dev->dev, "Goto http://linux-lc100020.sourceforge.net for more info.\n");
- return err;
- }
-
- data = fw_entry->data;
- len = fw_entry->size;
-
- buf = kmalloc(1024, GFP_ATOMIC);
- if (!buf) {
- err = -ENOMEM;
- goto exit;
- }
-
- while (len > 0) {
- int translen = (len > 1024) ? 1024 : len;
- memcpy(buf, data, translen);
-
- err = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), 0,
- USB_DIR_OUT | 0x40, 0, 0, buf, translen,
- ZD1201_FW_TIMEOUT);
- if (err < 0)
- goto exit;
-
- len -= translen;
- data += translen;
- }
-
- err = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), 0x2,
- USB_DIR_OUT | 0x40, 0, 0, NULL, 0, ZD1201_FW_TIMEOUT);
- if (err < 0)
- goto exit;
-
- err = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), 0x4,
- USB_DIR_IN | 0x40, 0, 0, buf, sizeof(ret), ZD1201_FW_TIMEOUT);
- if (err < 0)
- goto exit;
-
- memcpy(&ret, buf, sizeof(ret));
-
- if (ret & 0x80) {
- err = -EIO;
- goto exit;
- }
-
- err = 0;
-exit:
- kfree(buf);
- release_firmware(fw_entry);
- return err;
-}
-
-MODULE_FIRMWARE("zd1201-ap.fw");
-MODULE_FIRMWARE("zd1201.fw");
-
-static void zd1201_usbfree(struct urb *urb)
-{
- struct zd1201 *zd = urb->context;
-
- switch(urb->status) {
- case -EILSEQ:
- case -ENODEV:
- case -ETIME:
- case -ENOENT:
- case -EPIPE:
- case -EOVERFLOW:
- case -ESHUTDOWN:
- dev_warn(&zd->usb->dev, "%s: urb failed: %d\n",
- zd->dev->name, urb->status);
- }
-
- kfree(urb->transfer_buffer);
- usb_free_urb(urb);
-}
-
-/* cmdreq message:
- u32 type
- u16 cmd
- u16 parm0
- u16 parm1
- u16 parm2
- u8 pad[4]
-
- total: 4 + 2 + 2 + 2 + 2 + 4 = 16
-*/
-static int zd1201_docmd(struct zd1201 *zd, int cmd, int parm0,
- int parm1, int parm2)
-{
- unsigned char *command;
- int ret;
- struct urb *urb;
-
- command = kmalloc(16, GFP_ATOMIC);
- if (!command)
- return -ENOMEM;
-
- *((__le32*)command) = cpu_to_le32(ZD1201_USB_CMDREQ);
- *((__le16*)&command[4]) = cpu_to_le16(cmd);
- *((__le16*)&command[6]) = cpu_to_le16(parm0);
- *((__le16*)&command[8]) = cpu_to_le16(parm1);
- *((__le16*)&command[10])= cpu_to_le16(parm2);
-
- urb = usb_alloc_urb(0, GFP_ATOMIC);
- if (!urb) {
- kfree(command);
- return -ENOMEM;
- }
- usb_fill_bulk_urb(urb, zd->usb, usb_sndbulkpipe(zd->usb, zd->endp_out2),
- command, 16, zd1201_usbfree, zd);
- ret = usb_submit_urb(urb, GFP_ATOMIC);
- if (ret) {
- kfree(command);
- usb_free_urb(urb);
- }
-
- return ret;
-}
-
-/* Callback after sending out a packet */
-static void zd1201_usbtx(struct urb *urb)
-{
- struct zd1201 *zd = urb->context;
- netif_wake_queue(zd->dev);
-}
-
-/* Incoming data */
-static void zd1201_usbrx(struct urb *urb)
-{
- struct zd1201 *zd = urb->context;
- int free = 0;
- unsigned char *data = urb->transfer_buffer;
- struct sk_buff *skb;
- unsigned char type;
-
- if (!zd)
- return;
-
- switch(urb->status) {
- case -EILSEQ:
- case -ENODEV:
- case -ETIME:
- case -ENOENT:
- case -EPIPE:
- case -EOVERFLOW:
- case -ESHUTDOWN:
- dev_warn(&zd->usb->dev, "%s: rx urb failed: %d\n",
- zd->dev->name, urb->status);
- free = 1;
- goto exit;
- }
-
- if (urb->status != 0 || urb->actual_length == 0)
- goto resubmit;
-
- type = data[0];
- if (type == ZD1201_PACKET_EVENTSTAT || type == ZD1201_PACKET_RESOURCE) {
- memcpy(zd->rxdata, data, urb->actual_length);
- zd->rxlen = urb->actual_length;
- zd->rxdatas = 1;
- wake_up(&zd->rxdataq);
- }
- /* Info frame */
- if (type == ZD1201_PACKET_INQUIRE) {
- int i = 0;
- unsigned short infotype, framelen, copylen;
- framelen = le16_to_cpu(*(__le16*)&data[4]);
- infotype = le16_to_cpu(*(__le16*)&data[6]);
-
- if (infotype == ZD1201_INF_LINKSTATUS) {
- short linkstatus;
-
- linkstatus = le16_to_cpu(*(__le16*)&data[8]);
- switch(linkstatus) {
- case 1:
- netif_carrier_on(zd->dev);
- break;
- case 2:
- netif_carrier_off(zd->dev);
- break;
- case 3:
- netif_carrier_off(zd->dev);
- break;
- case 4:
- netif_carrier_on(zd->dev);
- break;
- default:
- netif_carrier_off(zd->dev);
- }
- goto resubmit;
- }
- if (infotype == ZD1201_INF_ASSOCSTATUS) {
- short status = le16_to_cpu(*(__le16*)(data+8));
- int event;
- union iwreq_data wrqu;
-
- switch (status) {
- case ZD1201_ASSOCSTATUS_STAASSOC:
- case ZD1201_ASSOCSTATUS_REASSOC:
- event = IWEVREGISTERED;
- break;
- case ZD1201_ASSOCSTATUS_DISASSOC:
- case ZD1201_ASSOCSTATUS_ASSOCFAIL:
- case ZD1201_ASSOCSTATUS_AUTHFAIL:
- default:
- event = IWEVEXPIRED;
- }
- memcpy(wrqu.addr.sa_data, data+10, ETH_ALEN);
- wrqu.addr.sa_family = ARPHRD_ETHER;
-
- /* Send event to user space */
- wireless_send_event(zd->dev, event, &wrqu, NULL);
-
- goto resubmit;
- }
- if (infotype == ZD1201_INF_AUTHREQ) {
- union iwreq_data wrqu;
-
- memcpy(wrqu.addr.sa_data, data+8, ETH_ALEN);
- wrqu.addr.sa_family = ARPHRD_ETHER;
- /* There isn't a event that trully fits this request.
- We assume that userspace will be smart enough to
- see a new station being expired and sends back a
- authstation ioctl to authorize it. */
- wireless_send_event(zd->dev, IWEVEXPIRED, &wrqu, NULL);
- goto resubmit;
- }
- /* Other infotypes are handled outside this handler */
- zd->rxlen = 0;
- while (i < urb->actual_length) {
- copylen = le16_to_cpu(*(__le16*)&data[i+2]);
- /* Sanity check, sometimes we get junk */
- if (copylen+zd->rxlen > sizeof(zd->rxdata))
- break;
- memcpy(zd->rxdata+zd->rxlen, data+i+4, copylen);
- zd->rxlen += copylen;
- i += 64;
- }
- if (i >= urb->actual_length) {
- zd->rxdatas = 1;
- wake_up(&zd->rxdataq);
- }
- goto resubmit;
- }
- /* Actual data */
- if (data[urb->actual_length-1] == ZD1201_PACKET_RXDATA) {
- int datalen = urb->actual_length-1;
- unsigned short len, fc, seq;
-
- len = ntohs(*(__be16 *)&data[datalen-2]);
- if (len>datalen)
- len=datalen;
- fc = le16_to_cpu(*(__le16 *)&data[datalen-16]);
- seq = le16_to_cpu(*(__le16 *)&data[datalen-24]);
-
- if (zd->monitor) {
- if (datalen < 24)
- goto resubmit;
- if (!(skb = dev_alloc_skb(datalen+24)))
- goto resubmit;
-
- memcpy(skb_put(skb, 2), &data[datalen-16], 2);
- memcpy(skb_put(skb, 2), &data[datalen-2], 2);
- memcpy(skb_put(skb, 6), &data[datalen-14], 6);
- memcpy(skb_put(skb, 6), &data[datalen-22], 6);
- memcpy(skb_put(skb, 6), &data[datalen-8], 6);
- memcpy(skb_put(skb, 2), &data[datalen-24], 2);
- memcpy(skb_put(skb, len), data, len);
- skb->protocol = eth_type_trans(skb, zd->dev);
- zd->dev->stats.rx_packets++;
- zd->dev->stats.rx_bytes += skb->len;
- netif_rx(skb);
- goto resubmit;
- }
-
- if ((seq & IEEE80211_SCTL_FRAG) ||
- (fc & IEEE80211_FCTL_MOREFRAGS)) {
- struct zd1201_frag *frag = NULL;
- char *ptr;
-
- if (datalen<14)
- goto resubmit;
- if ((seq & IEEE80211_SCTL_FRAG) == 0) {
- frag = kmalloc(sizeof(*frag), GFP_ATOMIC);
- if (!frag)
- goto resubmit;
- skb = dev_alloc_skb(IEEE80211_MAX_DATA_LEN +14+2);
- if (!skb) {
- kfree(frag);
- goto resubmit;
- }
- frag->skb = skb;
- frag->seq = seq & IEEE80211_SCTL_SEQ;
- skb_reserve(skb, 2);
- memcpy(skb_put(skb, 12), &data[datalen-14], 12);
- memcpy(skb_put(skb, 2), &data[6], 2);
- memcpy(skb_put(skb, len), data+8, len);
- hlist_add_head(&frag->fnode, &zd->fraglist);
- goto resubmit;
- }
- hlist_for_each_entry(frag, &zd->fraglist, fnode)
- if (frag->seq == (seq&IEEE80211_SCTL_SEQ))
- break;
- if (!frag)
- goto resubmit;
- skb = frag->skb;
- ptr = skb_put(skb, len);
- if (ptr)
- memcpy(ptr, data+8, len);
- if (fc & IEEE80211_FCTL_MOREFRAGS)
- goto resubmit;
- hlist_del_init(&frag->fnode);
- kfree(frag);
- } else {
- if (datalen<14)
- goto resubmit;
- skb = dev_alloc_skb(len + 14 + 2);
- if (!skb)
- goto resubmit;
- skb_reserve(skb, 2);
- memcpy(skb_put(skb, 12), &data[datalen-14], 12);
- memcpy(skb_put(skb, 2), &data[6], 2);
- memcpy(skb_put(skb, len), data+8, len);
- }
- skb->protocol = eth_type_trans(skb, zd->dev);
- zd->dev->stats.rx_packets++;
- zd->dev->stats.rx_bytes += skb->len;
- netif_rx(skb);
- }
-resubmit:
- memset(data, 0, ZD1201_RXSIZE);
-
- urb->status = 0;
- urb->dev = zd->usb;
- if(usb_submit_urb(urb, GFP_ATOMIC))
- free = 1;
-
-exit:
- if (free) {
- zd->rxlen = 0;
- zd->rxdatas = 1;
- wake_up(&zd->rxdataq);
- kfree(urb->transfer_buffer);
- }
-}
-
-static int zd1201_getconfig(struct zd1201 *zd, int rid, void *riddata,
- unsigned int riddatalen)
-{
- int err;
- int i = 0;
- int code;
- int rid_fid;
- int length;
- unsigned char *pdata;
-
- zd->rxdatas = 0;
- err = zd1201_docmd(zd, ZD1201_CMDCODE_ACCESS, rid, 0, 0);
- if (err)
- return err;
-
- wait_event_interruptible(zd->rxdataq, zd->rxdatas);
- if (!zd->rxlen)
- return -EIO;
-
- code = le16_to_cpu(*(__le16*)(&zd->rxdata[4]));
- rid_fid = le16_to_cpu(*(__le16*)(&zd->rxdata[6]));
- length = le16_to_cpu(*(__le16*)(&zd->rxdata[8]));
- if (length > zd->rxlen)
- length = zd->rxlen-6;
-
- /* If access bit is not on, then error */
- if ((code & ZD1201_ACCESSBIT) != ZD1201_ACCESSBIT || rid_fid != rid )
- return -EINVAL;
-
- /* Not enough buffer for allocating data */
- if (riddatalen != (length - 4)) {
- dev_dbg(&zd->usb->dev, "riddatalen mismatches, expected=%u, (packet=%u) length=%u, rid=0x%04X, rid_fid=0x%04X\n",
- riddatalen, zd->rxlen, length, rid, rid_fid);
- return -ENODATA;
- }
-
- zd->rxdatas = 0;
- /* Issue SetRxRid commnd */
- err = zd1201_docmd(zd, ZD1201_CMDCODE_SETRXRID, rid, 0, length);
- if (err)
- return err;
-
- /* Receive RID record from resource packets */
- wait_event_interruptible(zd->rxdataq, zd->rxdatas);
- if (!zd->rxlen)
- return -EIO;
-
- if (zd->rxdata[zd->rxlen - 1] != ZD1201_PACKET_RESOURCE) {
- dev_dbg(&zd->usb->dev, "Packet type mismatch: 0x%x not 0x3\n",
- zd->rxdata[zd->rxlen-1]);
- return -EINVAL;
- }
-
- /* Set the data pointer and received data length */
- pdata = zd->rxdata;
- length = zd->rxlen;
-
- do {
- int actual_length;
-
- actual_length = (length > 64) ? 64 : length;
-
- if (pdata[0] != 0x3) {
- dev_dbg(&zd->usb->dev, "Rx Resource packet type error: %02X\n",
- pdata[0]);
- return -EINVAL;
- }
-
- if (actual_length != 64) {
- /* Trim the last packet type byte */
- actual_length--;
- }
-
- /* Skip the 4 bytes header (RID length and RID) */
- if (i == 0) {
- pdata += 8;
- actual_length -= 8;
- } else {
- pdata += 4;
- actual_length -= 4;
- }
-
- memcpy(riddata, pdata, actual_length);
- riddata += actual_length;
- pdata += actual_length;
- length -= 64;
- i++;
- } while (length > 0);
-
- return 0;
-}
-
-/*
- * resreq:
- * byte type
- * byte sequence
- * u16 reserved
- * byte data[12]
- * total: 16
- */
-static int zd1201_setconfig(struct zd1201 *zd, int rid, void *buf, int len, int wait)
-{
- int err;
- unsigned char *request;
- int reqlen;
- char seq=0;
- struct urb *urb;
- gfp_t gfp_mask = wait ? GFP_NOIO : GFP_ATOMIC;
-
- len += 4; /* first 4 are for header */
-
- zd->rxdatas = 0;
- zd->rxlen = 0;
- for (seq=0; len > 0; seq++) {
- request = kmalloc(16, gfp_mask);
- if (!request)
- return -ENOMEM;
- urb = usb_alloc_urb(0, gfp_mask);
- if (!urb) {
- kfree(request);
- return -ENOMEM;
- }
- memset(request, 0, 16);
- reqlen = len>12 ? 12 : len;
- request[0] = ZD1201_USB_RESREQ;
- request[1] = seq;
- request[2] = 0;
- request[3] = 0;
- if (request[1] == 0) {
- /* add header */
- *(__le16*)&request[4] = cpu_to_le16((len-2+1)/2);
- *(__le16*)&request[6] = cpu_to_le16(rid);
- memcpy(request+8, buf, reqlen-4);
- buf += reqlen-4;
- } else {
- memcpy(request+4, buf, reqlen);
- buf += reqlen;
- }
-
- len -= reqlen;
-
- usb_fill_bulk_urb(urb, zd->usb, usb_sndbulkpipe(zd->usb,
- zd->endp_out2), request, 16, zd1201_usbfree, zd);
- err = usb_submit_urb(urb, gfp_mask);
- if (err)
- goto err;
- }
-
- request = kmalloc(16, gfp_mask);
- if (!request)
- return -ENOMEM;
- urb = usb_alloc_urb(0, gfp_mask);
- if (!urb) {
- kfree(request);
- return -ENOMEM;
- }
- *((__le32*)request) = cpu_to_le32(ZD1201_USB_CMDREQ);
- *((__le16*)&request[4]) =
- cpu_to_le16(ZD1201_CMDCODE_ACCESS|ZD1201_ACCESSBIT);
- *((__le16*)&request[6]) = cpu_to_le16(rid);
- *((__le16*)&request[8]) = cpu_to_le16(0);
- *((__le16*)&request[10]) = cpu_to_le16(0);
- usb_fill_bulk_urb(urb, zd->usb, usb_sndbulkpipe(zd->usb, zd->endp_out2),
- request, 16, zd1201_usbfree, zd);
- err = usb_submit_urb(urb, gfp_mask);
- if (err)
- goto err;
-
- if (wait) {
- wait_event_interruptible(zd->rxdataq, zd->rxdatas);
- if (!zd->rxlen || le16_to_cpu(*(__le16*)&zd->rxdata[6]) != rid) {
- dev_dbg(&zd->usb->dev, "wrong or no RID received\n");
- }
- }
-
- return 0;
-err:
- kfree(request);
- usb_free_urb(urb);
- return err;
-}
-
-static inline int zd1201_getconfig16(struct zd1201 *zd, int rid, short *val)
-{
- int err;
- __le16 zdval;
-
- err = zd1201_getconfig(zd, rid, &zdval, sizeof(__le16));
- if (err)
- return err;
- *val = le16_to_cpu(zdval);
- return 0;
-}
-
-static inline int zd1201_setconfig16(struct zd1201 *zd, int rid, short val)
-{
- __le16 zdval = cpu_to_le16(val);
- return (zd1201_setconfig(zd, rid, &zdval, sizeof(__le16), 1));
-}
-
-static int zd1201_drvr_start(struct zd1201 *zd)
-{
- int err, i;
- short max;
- __le16 zdmax;
- unsigned char *buffer;
-
- buffer = kzalloc(ZD1201_RXSIZE, GFP_KERNEL);
- if (!buffer)
- return -ENOMEM;
-
- usb_fill_bulk_urb(zd->rx_urb, zd->usb,
- usb_rcvbulkpipe(zd->usb, zd->endp_in), buffer, ZD1201_RXSIZE,
- zd1201_usbrx, zd);
-
- err = usb_submit_urb(zd->rx_urb, GFP_KERNEL);
- if (err)
- goto err_buffer;
-
- err = zd1201_docmd(zd, ZD1201_CMDCODE_INIT, 0, 0, 0);
- if (err)
- goto err_urb;
-
- err = zd1201_getconfig(zd, ZD1201_RID_CNFMAXTXBUFFERNUMBER, &zdmax,
- sizeof(__le16));
- if (err)
- goto err_urb;
-
- max = le16_to_cpu(zdmax);
- for (i=0; i<max; i++) {
- err = zd1201_docmd(zd, ZD1201_CMDCODE_ALLOC, 1514, 0, 0);
- if (err)
- goto err_urb;
- }
-
- return 0;
-
-err_urb:
- usb_kill_urb(zd->rx_urb);
- return err;
-err_buffer:
- kfree(buffer);
- return err;
-}
-
-/* Magic alert: The firmware doesn't seem to like the MAC state being
- * toggled in promisc (aka monitor) mode.
- * (It works a number of times, but will halt eventually)
- * So we turn it of before disabling and on after enabling if needed.
- */
-static int zd1201_enable(struct zd1201 *zd)
-{
- int err;
-
- if (zd->mac_enabled)
- return 0;
-
- err = zd1201_docmd(zd, ZD1201_CMDCODE_ENABLE, 0, 0, 0);
- if (!err)
- zd->mac_enabled = 1;
-
- if (zd->monitor)
- err = zd1201_setconfig16(zd, ZD1201_RID_PROMISCUOUSMODE, 1);
-
- return err;
-}
-
-static int zd1201_disable(struct zd1201 *zd)
-{
- int err;
-
- if (!zd->mac_enabled)
- return 0;
- if (zd->monitor) {
- err = zd1201_setconfig16(zd, ZD1201_RID_PROMISCUOUSMODE, 0);
- if (err)
- return err;
- }
-
- err = zd1201_docmd(zd, ZD1201_CMDCODE_DISABLE, 0, 0, 0);
- if (!err)
- zd->mac_enabled = 0;
- return err;
-}
-
-static int zd1201_mac_reset(struct zd1201 *zd)
-{
- if (!zd->mac_enabled)
- return 0;
- zd1201_disable(zd);
- return zd1201_enable(zd);
-}
-
-static int zd1201_join(struct zd1201 *zd, char *essid, int essidlen)
-{
- int err, val;
- char buf[IW_ESSID_MAX_SIZE+2];
-
- err = zd1201_disable(zd);
- if (err)
- return err;
-
- val = ZD1201_CNFAUTHENTICATION_OPENSYSTEM;
- val |= ZD1201_CNFAUTHENTICATION_SHAREDKEY;
- err = zd1201_setconfig16(zd, ZD1201_RID_CNFAUTHENTICATION, val);
- if (err)
- return err;
-
- *(__le16 *)buf = cpu_to_le16(essidlen);
- memcpy(buf+2, essid, essidlen);
- if (!zd->ap) { /* Normal station */
- err = zd1201_setconfig(zd, ZD1201_RID_CNFDESIREDSSID, buf,
- IW_ESSID_MAX_SIZE+2, 1);
- if (err)
- return err;
- } else { /* AP */
- err = zd1201_setconfig(zd, ZD1201_RID_CNFOWNSSID, buf,
- IW_ESSID_MAX_SIZE+2, 1);
- if (err)
- return err;
- }
-
- err = zd1201_setconfig(zd, ZD1201_RID_CNFOWNMACADDR,
- zd->dev->dev_addr, zd->dev->addr_len, 1);
- if (err)
- return err;
-
- err = zd1201_enable(zd);
- if (err)
- return err;
-
- msleep(100);
- return 0;
-}
-
-static int zd1201_net_open(struct net_device *dev)
-{
- struct zd1201 *zd = netdev_priv(dev);
-
- /* Start MAC with wildcard if no essid set */
- if (!zd->mac_enabled)
- zd1201_join(zd, zd->essid, zd->essidlen);
- netif_start_queue(dev);
-
- return 0;
-}
-
-static int zd1201_net_stop(struct net_device *dev)
-{
- netif_stop_queue(dev);
- return 0;
-}
-
-/*
- RFC 1042 encapsulates Ethernet frames in 802.11 frames
- by prefixing them with 0xaa, 0xaa, 0x03) followed by a SNAP OID of 0
- (0x00, 0x00, 0x00). Zd requires an additional padding, copy
- of ethernet addresses, length of the standard RFC 1042 packet
- and a command byte (which is nul for tx).
-
- tx frame (from Wlan NG):
- RFC 1042:
- llc 0xAA 0xAA 0x03 (802.2 LLC)
- snap 0x00 0x00 0x00 (Ethernet encapsulated)
- type 2 bytes, Ethernet type field
- payload (minus eth header)
- Zydas specific:
- padding 1B if (skb->len+8+1)%64==0
- Eth MAC addr 12 bytes, Ethernet MAC addresses
- length 2 bytes, RFC 1042 packet length
- (llc+snap+type+payload)
- zd 1 null byte, zd1201 packet type
- */
-static netdev_tx_t zd1201_hard_start_xmit(struct sk_buff *skb,
- struct net_device *dev)
-{
- struct zd1201 *zd = netdev_priv(dev);
- unsigned char *txbuf = zd->txdata;
- int txbuflen, pad = 0, err;
- struct urb *urb = zd->tx_urb;
-
- if (!zd->mac_enabled || zd->monitor) {
- dev->stats.tx_dropped++;
- kfree_skb(skb);
- return NETDEV_TX_OK;
- }
- netif_stop_queue(dev);
-
- txbuflen = skb->len + 8 + 1;
- if (txbuflen%64 == 0) {
- pad = 1;
- txbuflen++;
- }
- txbuf[0] = 0xAA;
- txbuf[1] = 0xAA;
- txbuf[2] = 0x03;
- txbuf[3] = 0x00; /* rfc1042 */
- txbuf[4] = 0x00;
- txbuf[5] = 0x00;
-
- skb_copy_from_linear_data_offset(skb, 12, txbuf + 6, skb->len - 12);
- if (pad)
- txbuf[skb->len-12+6]=0;
- skb_copy_from_linear_data(skb, txbuf + skb->len - 12 + 6 + pad, 12);
- *(__be16*)&txbuf[skb->len+6+pad] = htons(skb->len-12+6);
- txbuf[txbuflen-1] = 0;
-
- usb_fill_bulk_urb(urb, zd->usb, usb_sndbulkpipe(zd->usb, zd->endp_out),
- txbuf, txbuflen, zd1201_usbtx, zd);
-
- err = usb_submit_urb(zd->tx_urb, GFP_ATOMIC);
- if (err) {
- dev->stats.tx_errors++;
- netif_start_queue(dev);
- } else {
- dev->stats.tx_packets++;
- dev->stats.tx_bytes += skb->len;
- }
- kfree_skb(skb);
-
- return NETDEV_TX_OK;
-}
-
-static void zd1201_tx_timeout(struct net_device *dev)
-{
- struct zd1201 *zd = netdev_priv(dev);
-
- if (!zd)
- return;
- dev_warn(&zd->usb->dev, "%s: TX timeout, shooting down urb\n",
- dev->name);
- usb_unlink_urb(zd->tx_urb);
- dev->stats.tx_errors++;
- /* Restart the timeout to quiet the watchdog: */
- dev->trans_start = jiffies; /* prevent tx timeout */
-}
-
-static int zd1201_set_mac_address(struct net_device *dev, void *p)
-{
- struct sockaddr *addr = p;
- struct zd1201 *zd = netdev_priv(dev);
- int err;
-
- if (!zd)
- return -ENODEV;
-
- err = zd1201_setconfig(zd, ZD1201_RID_CNFOWNMACADDR,
- addr->sa_data, dev->addr_len, 1);
- if (err)
- return err;
- memcpy(dev->dev_addr, addr->sa_data, dev->addr_len);
-
- return zd1201_mac_reset(zd);
-}
-
-static struct iw_statistics *zd1201_get_wireless_stats(struct net_device *dev)
-{
- struct zd1201 *zd = netdev_priv(dev);
-
- return &zd->iwstats;
-}
-
-static void zd1201_set_multicast(struct net_device *dev)
-{
- struct zd1201 *zd = netdev_priv(dev);
- struct netdev_hw_addr *ha;
- unsigned char reqbuf[ETH_ALEN*ZD1201_MAXMULTI];
- int i;
-
- if (netdev_mc_count(dev) > ZD1201_MAXMULTI)
- return;
-
- i = 0;
- netdev_for_each_mc_addr(ha, dev)
- memcpy(reqbuf + i++ * ETH_ALEN, ha->addr, ETH_ALEN);
- zd1201_setconfig(zd, ZD1201_RID_CNFGROUPADDRESS, reqbuf,
- netdev_mc_count(dev) * ETH_ALEN, 0);
-}
-
-static int zd1201_config_commit(struct net_device *dev,
- struct iw_request_info *info, struct iw_point *data, char *essid)
-{
- struct zd1201 *zd = netdev_priv(dev);
-
- return zd1201_mac_reset(zd);
-}
-
-static int zd1201_get_name(struct net_device *dev,
- struct iw_request_info *info, char *name, char *extra)
-{
- strcpy(name, "IEEE 802.11b");
- return 0;
-}
-
-static int zd1201_set_freq(struct net_device *dev,
- struct iw_request_info *info, struct iw_freq *freq, char *extra)
-{
- struct zd1201 *zd = netdev_priv(dev);
- short channel = 0;
- int err;
-
- if (freq->e == 0)
- channel = freq->m;
- else
- channel = ieee80211_frequency_to_channel(freq->m);
-
- err = zd1201_setconfig16(zd, ZD1201_RID_CNFOWNCHANNEL, channel);
- if (err)
- return err;
-
- zd1201_mac_reset(zd);
-
- return 0;
-}
-
-static int zd1201_get_freq(struct net_device *dev,
- struct iw_request_info *info, struct iw_freq *freq, char *extra)
-{
- struct zd1201 *zd = netdev_priv(dev);
- short channel;
- int err;
-
- err = zd1201_getconfig16(zd, ZD1201_RID_CNFOWNCHANNEL, &channel);
- if (err)
- return err;
- freq->e = 0;
- freq->m = channel;
-
- return 0;
-}
-
-static int zd1201_set_mode(struct net_device *dev,
- struct iw_request_info *info, __u32 *mode, char *extra)
-{
- struct zd1201 *zd = netdev_priv(dev);
- short porttype, monitor = 0;
- unsigned char buffer[IW_ESSID_MAX_SIZE+2];
- int err;
-
- if (zd->ap) {
- if (*mode != IW_MODE_MASTER)
- return -EINVAL;
- return 0;
- }
-
- err = zd1201_setconfig16(zd, ZD1201_RID_PROMISCUOUSMODE, 0);
- if (err)
- return err;
- zd->dev->type = ARPHRD_ETHER;
- switch(*mode) {
- case IW_MODE_MONITOR:
- monitor = 1;
- zd->dev->type = ARPHRD_IEEE80211;
- /* Make sure we are no longer associated with by
- setting an 'impossible' essid.
- (otherwise we mess up firmware)
- */
- zd1201_join(zd, "\0-*#\0", 5);
- /* Put port in pIBSS */
- case 8: /* No pseudo-IBSS in wireless extensions (yet) */
- porttype = ZD1201_PORTTYPE_PSEUDOIBSS;
- break;
- case IW_MODE_ADHOC:
- porttype = ZD1201_PORTTYPE_IBSS;
- break;
- case IW_MODE_INFRA:
- porttype = ZD1201_PORTTYPE_BSS;
- break;
- default:
- return -EINVAL;
- }
-
- err = zd1201_setconfig16(zd, ZD1201_RID_CNFPORTTYPE, porttype);
- if (err)
- return err;
- if (zd->monitor && !monitor) {
- zd1201_disable(zd);
- *(__le16 *)buffer = cpu_to_le16(zd->essidlen);
- memcpy(buffer+2, zd->essid, zd->essidlen);
- err = zd1201_setconfig(zd, ZD1201_RID_CNFDESIREDSSID,
- buffer, IW_ESSID_MAX_SIZE+2, 1);
- if (err)
- return err;
- }
- zd->monitor = monitor;
- /* If monitor mode is set we don't actually turn it on here since it
- * is done during mac reset anyway (see zd1201_mac_enable).
- */
- zd1201_mac_reset(zd);
-
- return 0;
-}
-
-static int zd1201_get_mode(struct net_device *dev,
- struct iw_request_info *info, __u32 *mode, char *extra)
-{
- struct zd1201 *zd = netdev_priv(dev);
- short porttype;
- int err;
-
- err = zd1201_getconfig16(zd, ZD1201_RID_CNFPORTTYPE, &porttype);
- if (err)
- return err;
- switch(porttype) {
- case ZD1201_PORTTYPE_IBSS:
- *mode = IW_MODE_ADHOC;
- break;
- case ZD1201_PORTTYPE_BSS:
- *mode = IW_MODE_INFRA;
- break;
- case ZD1201_PORTTYPE_WDS:
- *mode = IW_MODE_REPEAT;
- break;
- case ZD1201_PORTTYPE_PSEUDOIBSS:
- *mode = 8;/* No Pseudo-IBSS... */
- break;
- case ZD1201_PORTTYPE_AP:
- *mode = IW_MODE_MASTER;
- break;
- default:
- dev_dbg(&zd->usb->dev, "Unknown porttype: %d\n",
- porttype);
- *mode = IW_MODE_AUTO;
- }
- if (zd->monitor)
- *mode = IW_MODE_MONITOR;
-
- return 0;
-}
-
-static int zd1201_get_range(struct net_device *dev,
- struct iw_request_info *info, struct iw_point *wrq, char *extra)
-{
- struct iw_range *range = (struct iw_range *)extra;
-
- wrq->length = sizeof(struct iw_range);
- memset(range, 0, sizeof(struct iw_range));
- range->we_version_compiled = WIRELESS_EXT;
- range->we_version_source = WIRELESS_EXT;
-
- range->max_qual.qual = 128;
- range->max_qual.level = 128;
- range->max_qual.noise = 128;
- range->max_qual.updated = 7;
-
- range->encoding_size[0] = 5;
- range->encoding_size[1] = 13;
- range->num_encoding_sizes = 2;
- range->max_encoding_tokens = ZD1201_NUMKEYS;
-
- range->num_bitrates = 4;
- range->bitrate[0] = 1000000;
- range->bitrate[1] = 2000000;
- range->bitrate[2] = 5500000;
- range->bitrate[3] = 11000000;
-
- range->min_rts = 0;
- range->min_frag = ZD1201_FRAGMIN;
- range->max_rts = ZD1201_RTSMAX;
- range->min_frag = ZD1201_FRAGMAX;
-
- return 0;
-}
-
-/* Little bit of magic here: we only get the quality if we poll
- * for it, and we never get an actual request to trigger such
- * a poll. Therefore we 'assume' that the user will soon ask for
- * the stats after asking the bssid.
- */
-static int zd1201_get_wap(struct net_device *dev,
- struct iw_request_info *info, struct sockaddr *ap_addr, char *extra)
-{
- struct zd1201 *zd = netdev_priv(dev);
- unsigned char buffer[6];
-
- if (!zd1201_getconfig(zd, ZD1201_RID_COMMSQUALITY, buffer, 6)) {
- /* Unfortunately the quality and noise reported is useless.
- they seem to be accumulators that increase until you
- read them, unless we poll on a fixed interval we can't
- use them
- */
- /*zd->iwstats.qual.qual = le16_to_cpu(((__le16 *)buffer)[0]);*/
- zd->iwstats.qual.level = le16_to_cpu(((__le16 *)buffer)[1]);
- /*zd->iwstats.qual.noise = le16_to_cpu(((__le16 *)buffer)[2]);*/
- zd->iwstats.qual.updated = 2;
- }
-
- return zd1201_getconfig(zd, ZD1201_RID_CURRENTBSSID, ap_addr->sa_data, 6);
-}
-
-static int zd1201_set_scan(struct net_device *dev,
- struct iw_request_info *info, struct iw_point *srq, char *extra)
-{
- /* We do everything in get_scan */
- return 0;
-}
-
-static int zd1201_get_scan(struct net_device *dev,
- struct iw_request_info *info, struct iw_point *srq, char *extra)
-{
- struct zd1201 *zd = netdev_priv(dev);
- int err, i, j, enabled_save;
- struct iw_event iwe;
- char *cev = extra;
- char *end_buf = extra + IW_SCAN_MAX_DATA;
-
- /* No scanning in AP mode */
- if (zd->ap)
- return -EOPNOTSUPP;
-
- /* Scan doesn't seem to work if disabled */
- enabled_save = zd->mac_enabled;
- zd1201_enable(zd);
-
- zd->rxdatas = 0;
- err = zd1201_docmd(zd, ZD1201_CMDCODE_INQUIRE,
- ZD1201_INQ_SCANRESULTS, 0, 0);
- if (err)
- return err;
-
- wait_event_interruptible(zd->rxdataq, zd->rxdatas);
- if (!zd->rxlen)
- return -EIO;
-
- if (le16_to_cpu(*(__le16*)&zd->rxdata[2]) != ZD1201_INQ_SCANRESULTS)
- return -EIO;
-
- for(i=8; i<zd->rxlen; i+=62) {
- iwe.cmd = SIOCGIWAP;
- iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
- memcpy(iwe.u.ap_addr.sa_data, zd->rxdata+i+6, 6);
- cev = iwe_stream_add_event(info, cev, end_buf,
- &iwe, IW_EV_ADDR_LEN);
-
- iwe.cmd = SIOCGIWESSID;
- iwe.u.data.length = zd->rxdata[i+16];
- iwe.u.data.flags = 1;
- cev = iwe_stream_add_point(info, cev, end_buf,
- &iwe, zd->rxdata+i+18);
-
- iwe.cmd = SIOCGIWMODE;
- if (zd->rxdata[i+14]&0x01)
- iwe.u.mode = IW_MODE_MASTER;
- else
- iwe.u.mode = IW_MODE_ADHOC;
- cev = iwe_stream_add_event(info, cev, end_buf,
- &iwe, IW_EV_UINT_LEN);
-
- iwe.cmd = SIOCGIWFREQ;
- iwe.u.freq.m = zd->rxdata[i+0];
- iwe.u.freq.e = 0;
- cev = iwe_stream_add_event(info, cev, end_buf,
- &iwe, IW_EV_FREQ_LEN);
-
- iwe.cmd = SIOCGIWRATE;
- iwe.u.bitrate.fixed = 0;
- iwe.u.bitrate.disabled = 0;
- for (j=0; j<10; j++) if (zd->rxdata[i+50+j]) {
- iwe.u.bitrate.value = (zd->rxdata[i+50+j]&0x7f)*500000;
- cev = iwe_stream_add_event(info, cev, end_buf,
- &iwe, IW_EV_PARAM_LEN);
- }
-
- iwe.cmd = SIOCGIWENCODE;
- iwe.u.data.length = 0;
- if (zd->rxdata[i+14]&0x10)
- iwe.u.data.flags = IW_ENCODE_ENABLED;
- else
- iwe.u.data.flags = IW_ENCODE_DISABLED;
- cev = iwe_stream_add_point(info, cev, end_buf, &iwe, NULL);
-
- iwe.cmd = IWEVQUAL;
- iwe.u.qual.qual = zd->rxdata[i+4];
- iwe.u.qual.noise= zd->rxdata[i+2]/10-100;
- iwe.u.qual.level = (256+zd->rxdata[i+4]*100)/255-100;
- iwe.u.qual.updated = 7;
- cev = iwe_stream_add_event(info, cev, end_buf,
- &iwe, IW_EV_QUAL_LEN);
- }
-
- if (!enabled_save)
- zd1201_disable(zd);
-
- srq->length = cev - extra;
- srq->flags = 0;
-
- return 0;
-}
-
-static int zd1201_set_essid(struct net_device *dev,
- struct iw_request_info *info, struct iw_point *data, char *essid)
-{
- struct zd1201 *zd = netdev_priv(dev);
-
- if (data->length > IW_ESSID_MAX_SIZE)
- return -EINVAL;
- if (data->length < 1)
- data->length = 1;
- zd->essidlen = data->length;
- memset(zd->essid, 0, IW_ESSID_MAX_SIZE+1);
- memcpy(zd->essid, essid, data->length);
- return zd1201_join(zd, zd->essid, zd->essidlen);
-}
-
-static int zd1201_get_essid(struct net_device *dev,
- struct iw_request_info *info, struct iw_point *data, char *essid)
-{
- struct zd1201 *zd = netdev_priv(dev);
-
- memcpy(essid, zd->essid, zd->essidlen);
- data->flags = 1;
- data->length = zd->essidlen;
-
- return 0;
-}
-
-static int zd1201_get_nick(struct net_device *dev, struct iw_request_info *info,
- struct iw_point *data, char *nick)
-{
- strcpy(nick, "zd1201");
- data->flags = 1;
- data->length = strlen(nick);
- return 0;
-}
-
-static int zd1201_set_rate(struct net_device *dev,
- struct iw_request_info *info, struct iw_param *rrq, char *extra)
-{
- struct zd1201 *zd = netdev_priv(dev);
- short rate;
- int err;
-
- switch (rrq->value) {
- case 1000000:
- rate = ZD1201_RATEB1;
- break;
- case 2000000:
- rate = ZD1201_RATEB2;
- break;
- case 5500000:
- rate = ZD1201_RATEB5;
- break;
- case 11000000:
- default:
- rate = ZD1201_RATEB11;
- break;
- }
- if (!rrq->fixed) { /* Also enable all lower bitrates */
- rate |= rate-1;
- }
-
- err = zd1201_setconfig16(zd, ZD1201_RID_TXRATECNTL, rate);
- if (err)
- return err;
-
- return zd1201_mac_reset(zd);
-}
-
-static int zd1201_get_rate(struct net_device *dev,
- struct iw_request_info *info, struct iw_param *rrq, char *extra)
-{
- struct zd1201 *zd = netdev_priv(dev);
- short rate;
- int err;
-
- err = zd1201_getconfig16(zd, ZD1201_RID_CURRENTTXRATE, &rate);
- if (err)
- return err;
-
- switch(rate) {
- case 1:
- rrq->value = 1000000;
- break;
- case 2:
- rrq->value = 2000000;
- break;
- case 5:
- rrq->value = 5500000;
- break;
- case 11:
- rrq->value = 11000000;
- break;
- default:
- rrq->value = 0;
- }
- rrq->fixed = 0;
- rrq->disabled = 0;
-
- return 0;
-}
-
-static int zd1201_set_rts(struct net_device *dev, struct iw_request_info *info,
- struct iw_param *rts, char *extra)
-{
- struct zd1201 *zd = netdev_priv(dev);
- int err;
- short val = rts->value;
-
- if (rts->disabled || !rts->fixed)
- val = ZD1201_RTSMAX;
- if (val > ZD1201_RTSMAX)
- return -EINVAL;
- if (val < 0)
- return -EINVAL;
-
- err = zd1201_setconfig16(zd, ZD1201_RID_CNFRTSTHRESHOLD, val);
- if (err)
- return err;
- return zd1201_mac_reset(zd);
-}
-
-static int zd1201_get_rts(struct net_device *dev, struct iw_request_info *info,
- struct iw_param *rts, char *extra)
-{
- struct zd1201 *zd = netdev_priv(dev);
- short rtst;
- int err;
-
- err = zd1201_getconfig16(zd, ZD1201_RID_CNFRTSTHRESHOLD, &rtst);
- if (err)
- return err;
- rts->value = rtst;
- rts->disabled = (rts->value == ZD1201_RTSMAX);
- rts->fixed = 1;
-
- return 0;
-}
-
-static int zd1201_set_frag(struct net_device *dev, struct iw_request_info *info,
- struct iw_param *frag, char *extra)
-{
- struct zd1201 *zd = netdev_priv(dev);
- int err;
- short val = frag->value;
-
- if (frag->disabled || !frag->fixed)
- val = ZD1201_FRAGMAX;
- if (val > ZD1201_FRAGMAX)
- return -EINVAL;
- if (val < ZD1201_FRAGMIN)
- return -EINVAL;
- if (val & 1)
- return -EINVAL;
- err = zd1201_setconfig16(zd, ZD1201_RID_CNFFRAGTHRESHOLD, val);
- if (err)
- return err;
- return zd1201_mac_reset(zd);
-}
-
-static int zd1201_get_frag(struct net_device *dev, struct iw_request_info *info,
- struct iw_param *frag, char *extra)
-{
- struct zd1201 *zd = netdev_priv(dev);
- short fragt;
- int err;
-
- err = zd1201_getconfig16(zd, ZD1201_RID_CNFFRAGTHRESHOLD, &fragt);
- if (err)
- return err;
- frag->value = fragt;
- frag->disabled = (frag->value == ZD1201_FRAGMAX);
- frag->fixed = 1;
-
- return 0;
-}
-
-static int zd1201_set_retry(struct net_device *dev,
- struct iw_request_info *info, struct iw_param *rrq, char *extra)
-{
- return 0;
-}
-
-static int zd1201_get_retry(struct net_device *dev,
- struct iw_request_info *info, struct iw_param *rrq, char *extra)
-{
- return 0;
-}
-
-static int zd1201_set_encode(struct net_device *dev,
- struct iw_request_info *info, struct iw_point *erq, char *key)
-{
- struct zd1201 *zd = netdev_priv(dev);
- short i;
- int err, rid;
-
- if (erq->length > ZD1201_MAXKEYLEN)
- return -EINVAL;
-
- i = (erq->flags & IW_ENCODE_INDEX)-1;
- if (i == -1) {
- err = zd1201_getconfig16(zd,ZD1201_RID_CNFDEFAULTKEYID,&i);
- if (err)
- return err;
- } else {
- err = zd1201_setconfig16(zd, ZD1201_RID_CNFDEFAULTKEYID, i);
- if (err)
- return err;
- }
-
- if (i < 0 || i >= ZD1201_NUMKEYS)
- return -EINVAL;
-
- rid = ZD1201_RID_CNFDEFAULTKEY0 + i;
- err = zd1201_setconfig(zd, rid, key, erq->length, 1);
- if (err)
- return err;
- zd->encode_keylen[i] = erq->length;
- memcpy(zd->encode_keys[i], key, erq->length);
-
- i=0;
- if (!(erq->flags & IW_ENCODE_DISABLED & IW_ENCODE_MODE)) {
- i |= 0x01;
- zd->encode_enabled = 1;
- } else
- zd->encode_enabled = 0;
- if (erq->flags & IW_ENCODE_RESTRICTED & IW_ENCODE_MODE) {
- i |= 0x02;
- zd->encode_restricted = 1;
- } else
- zd->encode_restricted = 0;
- err = zd1201_setconfig16(zd, ZD1201_RID_CNFWEBFLAGS, i);
- if (err)
- return err;
-
- if (zd->encode_enabled)
- i = ZD1201_CNFAUTHENTICATION_SHAREDKEY;
- else
- i = ZD1201_CNFAUTHENTICATION_OPENSYSTEM;
- err = zd1201_setconfig16(zd, ZD1201_RID_CNFAUTHENTICATION, i);
- if (err)
- return err;
-
- return zd1201_mac_reset(zd);
-}
-
-static int zd1201_get_encode(struct net_device *dev,
- struct iw_request_info *info, struct iw_point *erq, char *key)
-{
- struct zd1201 *zd = netdev_priv(dev);
- short i;
- int err;
-
- if (zd->encode_enabled)
- erq->flags = IW_ENCODE_ENABLED;
- else
- erq->flags = IW_ENCODE_DISABLED;
- if (zd->encode_restricted)
- erq->flags |= IW_ENCODE_RESTRICTED;
- else
- erq->flags |= IW_ENCODE_OPEN;
-
- i = (erq->flags & IW_ENCODE_INDEX) -1;
- if (i == -1) {
- err = zd1201_getconfig16(zd, ZD1201_RID_CNFDEFAULTKEYID, &i);
- if (err)
- return err;
- }
- if (i<0 || i>= ZD1201_NUMKEYS)
- return -EINVAL;
-
- erq->flags |= i+1;
-
- erq->length = zd->encode_keylen[i];
- memcpy(key, zd->encode_keys[i], erq->length);
-
- return 0;
-}
-
-static int zd1201_set_power(struct net_device *dev,
- struct iw_request_info *info, struct iw_param *vwrq, char *extra)
-{
- struct zd1201 *zd = netdev_priv(dev);
- short enabled, duration, level;
- int err;
-
- enabled = vwrq->disabled ? 0 : 1;
- if (enabled) {
- if (vwrq->flags & IW_POWER_PERIOD) {
- duration = vwrq->value;
- err = zd1201_setconfig16(zd,
- ZD1201_RID_CNFMAXSLEEPDURATION, duration);
- if (err)
- return err;
- goto out;
- }
- if (vwrq->flags & IW_POWER_TIMEOUT) {
- err = zd1201_getconfig16(zd,
- ZD1201_RID_CNFMAXSLEEPDURATION, &duration);
- if (err)
- return err;
- level = vwrq->value * 4 / duration;
- if (level > 4)
- level = 4;
- if (level < 0)
- level = 0;
- err = zd1201_setconfig16(zd, ZD1201_RID_CNFPMEPS,
- level);
- if (err)
- return err;
- goto out;
- }
- return -EINVAL;
- }
-out:
- return zd1201_setconfig16(zd, ZD1201_RID_CNFPMENABLED, enabled);
-}
-
-static int zd1201_get_power(struct net_device *dev,
- struct iw_request_info *info, struct iw_param *vwrq, char *extra)
-{
- struct zd1201 *zd = netdev_priv(dev);
- short enabled, level, duration;
- int err;
-
- err = zd1201_getconfig16(zd, ZD1201_RID_CNFPMENABLED, &enabled);
- if (err)
- return err;
- err = zd1201_getconfig16(zd, ZD1201_RID_CNFPMEPS, &level);
- if (err)
- return err;
- err = zd1201_getconfig16(zd, ZD1201_RID_CNFMAXSLEEPDURATION, &duration);
- if (err)
- return err;
- vwrq->disabled = enabled ? 0 : 1;
- if (vwrq->flags & IW_POWER_TYPE) {
- if (vwrq->flags & IW_POWER_PERIOD) {
- vwrq->value = duration;
- vwrq->flags = IW_POWER_PERIOD;
- } else {
- vwrq->value = duration * level / 4;
- vwrq->flags = IW_POWER_TIMEOUT;
- }
- }
- if (vwrq->flags & IW_POWER_MODE) {
- if (enabled && level)
- vwrq->flags = IW_POWER_UNICAST_R;
- else
- vwrq->flags = IW_POWER_ALL_R;
- }
-
- return 0;
-}
-
-
-static const iw_handler zd1201_iw_handler[] =
-{
- (iw_handler) zd1201_config_commit, /* SIOCSIWCOMMIT */
- (iw_handler) zd1201_get_name, /* SIOCGIWNAME */
- (iw_handler) NULL, /* SIOCSIWNWID */
- (iw_handler) NULL, /* SIOCGIWNWID */
- (iw_handler) zd1201_set_freq, /* SIOCSIWFREQ */
- (iw_handler) zd1201_get_freq, /* SIOCGIWFREQ */
- (iw_handler) zd1201_set_mode, /* SIOCSIWMODE */
- (iw_handler) zd1201_get_mode, /* SIOCGIWMODE */
- (iw_handler) NULL, /* SIOCSIWSENS */
- (iw_handler) NULL, /* SIOCGIWSENS */
- (iw_handler) NULL, /* SIOCSIWRANGE */
- (iw_handler) zd1201_get_range, /* SIOCGIWRANGE */
- (iw_handler) NULL, /* SIOCSIWPRIV */
- (iw_handler) NULL, /* SIOCGIWPRIV */
- (iw_handler) NULL, /* SIOCSIWSTATS */
- (iw_handler) NULL, /* SIOCGIWSTATS */
- (iw_handler) NULL, /* SIOCSIWSPY */
- (iw_handler) NULL, /* SIOCGIWSPY */
- (iw_handler) NULL, /* -- hole -- */
- (iw_handler) NULL, /* -- hole -- */
- (iw_handler) NULL/*zd1201_set_wap*/, /* SIOCSIWAP */
- (iw_handler) zd1201_get_wap, /* SIOCGIWAP */
- (iw_handler) NULL, /* -- hole -- */
- (iw_handler) NULL, /* SIOCGIWAPLIST */
- (iw_handler) zd1201_set_scan, /* SIOCSIWSCAN */
- (iw_handler) zd1201_get_scan, /* SIOCGIWSCAN */
- (iw_handler) zd1201_set_essid, /* SIOCSIWESSID */
- (iw_handler) zd1201_get_essid, /* SIOCGIWESSID */
- (iw_handler) NULL, /* SIOCSIWNICKN */
- (iw_handler) zd1201_get_nick, /* SIOCGIWNICKN */
- (iw_handler) NULL, /* -- hole -- */
- (iw_handler) NULL, /* -- hole -- */
- (iw_handler) zd1201_set_rate, /* SIOCSIWRATE */
- (iw_handler) zd1201_get_rate, /* SIOCGIWRATE */
- (iw_handler) zd1201_set_rts, /* SIOCSIWRTS */
- (iw_handler) zd1201_get_rts, /* SIOCGIWRTS */
- (iw_handler) zd1201_set_frag, /* SIOCSIWFRAG */
- (iw_handler) zd1201_get_frag, /* SIOCGIWFRAG */
- (iw_handler) NULL, /* SIOCSIWTXPOW */
- (iw_handler) NULL, /* SIOCGIWTXPOW */
- (iw_handler) zd1201_set_retry, /* SIOCSIWRETRY */
- (iw_handler) zd1201_get_retry, /* SIOCGIWRETRY */
- (iw_handler) zd1201_set_encode, /* SIOCSIWENCODE */
- (iw_handler) zd1201_get_encode, /* SIOCGIWENCODE */
- (iw_handler) zd1201_set_power, /* SIOCSIWPOWER */
- (iw_handler) zd1201_get_power, /* SIOCGIWPOWER */
-};
-
-static int zd1201_set_hostauth(struct net_device *dev,
- struct iw_request_info *info, struct iw_param *rrq, char *extra)
-{
- struct zd1201 *zd = netdev_priv(dev);
-
- if (!zd->ap)
- return -EOPNOTSUPP;
-
- return zd1201_setconfig16(zd, ZD1201_RID_CNFHOSTAUTH, rrq->value);
-}
-
-static int zd1201_get_hostauth(struct net_device *dev,
- struct iw_request_info *info, struct iw_param *rrq, char *extra)
-{
- struct zd1201 *zd = netdev_priv(dev);
- short hostauth;
- int err;
-
- if (!zd->ap)
- return -EOPNOTSUPP;
-
- err = zd1201_getconfig16(zd, ZD1201_RID_CNFHOSTAUTH, &hostauth);
- if (err)
- return err;
- rrq->value = hostauth;
- rrq->fixed = 1;
-
- return 0;
-}
-
-static int zd1201_auth_sta(struct net_device *dev,
- struct iw_request_info *info, struct sockaddr *sta, char *extra)
-{
- struct zd1201 *zd = netdev_priv(dev);
- unsigned char buffer[10];
-
- if (!zd->ap)
- return -EOPNOTSUPP;
-
- memcpy(buffer, sta->sa_data, ETH_ALEN);
- *(short*)(buffer+6) = 0; /* 0==success, 1==failure */
- *(short*)(buffer+8) = 0;
-
- return zd1201_setconfig(zd, ZD1201_RID_AUTHENTICATESTA, buffer, 10, 1);
-}
-
-static int zd1201_set_maxassoc(struct net_device *dev,
- struct iw_request_info *info, struct iw_param *rrq, char *extra)
-{
- struct zd1201 *zd = netdev_priv(dev);
- int err;
-
- if (!zd->ap)
- return -EOPNOTSUPP;
-
- err = zd1201_setconfig16(zd, ZD1201_RID_CNFMAXASSOCSTATIONS, rrq->value);
- if (err)
- return err;
- return 0;
-}
-
-static int zd1201_get_maxassoc(struct net_device *dev,
- struct iw_request_info *info, struct iw_param *rrq, char *extra)
-{
- struct zd1201 *zd = netdev_priv(dev);
- short maxassoc;
- int err;
-
- if (!zd->ap)
- return -EOPNOTSUPP;
-
- err = zd1201_getconfig16(zd, ZD1201_RID_CNFMAXASSOCSTATIONS, &maxassoc);
- if (err)
- return err;
- rrq->value = maxassoc;
- rrq->fixed = 1;
-
- return 0;
-}
-
-static const iw_handler zd1201_private_handler[] = {
- (iw_handler) zd1201_set_hostauth, /* ZD1201SIWHOSTAUTH */
- (iw_handler) zd1201_get_hostauth, /* ZD1201GIWHOSTAUTH */
- (iw_handler) zd1201_auth_sta, /* ZD1201SIWAUTHSTA */
- (iw_handler) NULL, /* nothing to get */
- (iw_handler) zd1201_set_maxassoc, /* ZD1201SIMAXASSOC */
- (iw_handler) zd1201_get_maxassoc, /* ZD1201GIMAXASSOC */
-};
-
-static const struct iw_priv_args zd1201_private_args[] = {
- { ZD1201SIWHOSTAUTH, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
- IW_PRIV_TYPE_NONE, "sethostauth" },
- { ZD1201GIWHOSTAUTH, IW_PRIV_TYPE_NONE,
- IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "gethostauth" },
- { ZD1201SIWAUTHSTA, IW_PRIV_TYPE_ADDR | IW_PRIV_SIZE_FIXED | 1,
- IW_PRIV_TYPE_NONE, "authstation" },
- { ZD1201SIWMAXASSOC, IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1,
- IW_PRIV_TYPE_NONE, "setmaxassoc" },
- { ZD1201GIWMAXASSOC, IW_PRIV_TYPE_NONE,
- IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, "getmaxassoc" },
-};
-
-static const struct iw_handler_def zd1201_iw_handlers = {
- .num_standard = ARRAY_SIZE(zd1201_iw_handler),
- .num_private = ARRAY_SIZE(zd1201_private_handler),
- .num_private_args = ARRAY_SIZE(zd1201_private_args),
- .standard = (iw_handler *)zd1201_iw_handler,
- .private = (iw_handler *)zd1201_private_handler,
- .private_args = (struct iw_priv_args *) zd1201_private_args,
- .get_wireless_stats = zd1201_get_wireless_stats,
-};
-
-static const struct net_device_ops zd1201_netdev_ops = {
- .ndo_open = zd1201_net_open,
- .ndo_stop = zd1201_net_stop,
- .ndo_start_xmit = zd1201_hard_start_xmit,
- .ndo_tx_timeout = zd1201_tx_timeout,
- .ndo_set_rx_mode = zd1201_set_multicast,
- .ndo_set_mac_address = zd1201_set_mac_address,
- .ndo_change_mtu = eth_change_mtu,
- .ndo_validate_addr = eth_validate_addr,
-};
-
-static int zd1201_probe(struct usb_interface *interface,
- const struct usb_device_id *id)
-{
- struct zd1201 *zd;
- struct net_device *dev;
- struct usb_device *usb;
- int err;
- short porttype;
- char buf[IW_ESSID_MAX_SIZE+2];
-
- usb = interface_to_usbdev(interface);
-
- dev = alloc_etherdev(sizeof(*zd));
- if (!dev)
- return -ENOMEM;
- zd = netdev_priv(dev);
- zd->dev = dev;
-
- zd->ap = ap;
- zd->usb = usb;
- zd->removed = 0;
- init_waitqueue_head(&zd->rxdataq);
- INIT_HLIST_HEAD(&zd->fraglist);
-
- err = zd1201_fw_upload(usb, zd->ap);
- if (err) {
- dev_err(&usb->dev, "zd1201 firmware upload failed: %d\n", err);
- goto err_zd;
- }
-
- zd->endp_in = 1;
- zd->endp_out = 1;
- zd->endp_out2 = 2;
- zd->rx_urb = usb_alloc_urb(0, GFP_KERNEL);
- zd->tx_urb = usb_alloc_urb(0, GFP_KERNEL);
- if (!zd->rx_urb || !zd->tx_urb) {
- err = -ENOMEM;
- goto err_zd;
- }
-
- mdelay(100);
- err = zd1201_drvr_start(zd);
- if (err)
- goto err_zd;
-
- err = zd1201_setconfig16(zd, ZD1201_RID_CNFMAXDATALEN, 2312);
- if (err)
- goto err_start;
-
- err = zd1201_setconfig16(zd, ZD1201_RID_TXRATECNTL,
- ZD1201_RATEB1 | ZD1201_RATEB2 | ZD1201_RATEB5 | ZD1201_RATEB11);
- if (err)
- goto err_start;
-
- dev->netdev_ops = &zd1201_netdev_ops;
- dev->wireless_handlers = &zd1201_iw_handlers;
- dev->watchdog_timeo = ZD1201_TX_TIMEOUT;
- strcpy(dev->name, "wlan%d");
-
- err = zd1201_getconfig(zd, ZD1201_RID_CNFOWNMACADDR,
- dev->dev_addr, dev->addr_len);
- if (err)
- goto err_start;
-
- /* Set wildcard essid to match zd->essid */
- *(__le16 *)buf = cpu_to_le16(0);
- err = zd1201_setconfig(zd, ZD1201_RID_CNFDESIREDSSID, buf,
- IW_ESSID_MAX_SIZE+2, 1);
- if (err)
- goto err_start;
-
- if (zd->ap)
- porttype = ZD1201_PORTTYPE_AP;
- else
- porttype = ZD1201_PORTTYPE_BSS;
- err = zd1201_setconfig16(zd, ZD1201_RID_CNFPORTTYPE, porttype);
- if (err)
- goto err_start;
-
- SET_NETDEV_DEV(dev, &usb->dev);
-
- err = register_netdev(dev);
- if (err)
- goto err_start;
- dev_info(&usb->dev, "%s: ZD1201 USB Wireless interface\n",
- dev->name);
-
- usb_set_intfdata(interface, zd);
- zd1201_enable(zd); /* zd1201 likes to startup enabled, */
- zd1201_disable(zd); /* interfering with all the wifis in range */
- return 0;
-
-err_start:
- /* Leave the device in reset state */
- zd1201_docmd(zd, ZD1201_CMDCODE_INIT, 0, 0, 0);
-err_zd:
- usb_free_urb(zd->tx_urb);
- usb_free_urb(zd->rx_urb);
- free_netdev(dev);
- return err;
-}
-
-static void zd1201_disconnect(struct usb_interface *interface)
-{
- struct zd1201 *zd = usb_get_intfdata(interface);
- struct hlist_node *node2;
- struct zd1201_frag *frag;
-
- if (!zd)
- return;
- usb_set_intfdata(interface, NULL);
-
- hlist_for_each_entry_safe(frag, node2, &zd->fraglist, fnode) {
- hlist_del_init(&frag->fnode);
- kfree_skb(frag->skb);
- kfree(frag);
- }
-
- if (zd->tx_urb) {
- usb_kill_urb(zd->tx_urb);
- usb_free_urb(zd->tx_urb);
- }
- if (zd->rx_urb) {
- usb_kill_urb(zd->rx_urb);
- usb_free_urb(zd->rx_urb);
- }
-
- if (zd->dev) {
- unregister_netdev(zd->dev);
- free_netdev(zd->dev);
- }
-}
-
-#ifdef CONFIG_PM
-
-static int zd1201_suspend(struct usb_interface *interface,
- pm_message_t message)
-{
- struct zd1201 *zd = usb_get_intfdata(interface);
-
- netif_device_detach(zd->dev);
-
- zd->was_enabled = zd->mac_enabled;
-
- if (zd->was_enabled)
- return zd1201_disable(zd);
- else
- return 0;
-}
-
-static int zd1201_resume(struct usb_interface *interface)
-{
- struct zd1201 *zd = usb_get_intfdata(interface);
-
- if (!zd || !zd->dev)
- return -ENODEV;
-
- netif_device_attach(zd->dev);
-
- if (zd->was_enabled)
- return zd1201_enable(zd);
- else
- return 0;
-}
-
-#else
-
-#define zd1201_suspend NULL
-#define zd1201_resume NULL
-
-#endif
-
-static struct usb_driver zd1201_usb = {
- .name = "zd1201",
- .probe = zd1201_probe,
- .disconnect = zd1201_disconnect,
- .id_table = zd1201_table,
- .suspend = zd1201_suspend,
- .resume = zd1201_resume,
- .disable_hub_initiated_lpm = 1,
-};
-
-module_usb_driver(zd1201_usb);
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