1 /* Encapsulate basic setting changes and retrieval on Hermes hardware
3 * See copyright notice in main.c
5 #include <linux/kernel.h>
6 #include <linux/device.h>
7 #include <linux/if_arp.h>
8 #include <linux/ieee80211.h>
9 #include <linux/wireless.h>
10 #include <net/cfg80211.h>
12 #include "hermes_rid.h"
17 #define SYMBOL_MAX_VER_LEN (14)
19 /* Symbol firmware has a bug allocating buffers larger than this */
20 #define TX_NICBUF_SIZE_BUG 1585
22 /********************************************************************/
24 /********************************************************************/
26 /* This tables gives the actual meanings of the bitrate IDs returned
29 int bitrate; /* in 100s of kilobits */
32 u16 intersil_txratectrl;
34 {110, 1, 3, 15}, /* Entry 0 is the default */
43 #define BITRATE_TABLE_SIZE ARRAY_SIZE(bitrate_table)
45 /* Firmware version encoding */
47 u16 id, variant, major, minor;
50 static inline enum fwtype determine_firmware_type(struct comp_id *nic_id)
52 if (nic_id->id < 0x8000)
53 return FIRMWARE_TYPE_AGERE;
54 else if (nic_id->id == 0x8000 && nic_id->major == 0)
55 return FIRMWARE_TYPE_SYMBOL;
57 return FIRMWARE_TYPE_INTERSIL;
60 /* Set priv->firmware type, determine firmware properties
61 * This function can be called before we have registerred with netdev,
62 * so all errors go out with dev_* rather than printk
64 * If non-NULL stores a firmware description in fw_name.
65 * If non-NULL stores a HW version in hw_ver
67 * These are output via generic cfg80211 ethtool support.
69 int determine_fw_capabilities(struct orinoco_private *priv,
70 char *fw_name, size_t fw_name_len,
73 struct device *dev = priv->dev;
74 struct hermes *hw = &priv->hw;
76 struct comp_id nic_id, sta_id;
78 char tmp[SYMBOL_MAX_VER_LEN + 1] __attribute__((aligned(2)));
80 /* Get the hardware version */
81 err = HERMES_READ_RECORD(hw, USER_BAP, HERMES_RID_NICID, &nic_id);
83 dev_err(dev, "Cannot read hardware identity: error %d\n",
88 le16_to_cpus(&nic_id.id);
89 le16_to_cpus(&nic_id.variant);
90 le16_to_cpus(&nic_id.major);
91 le16_to_cpus(&nic_id.minor);
92 dev_info(dev, "Hardware identity %04x:%04x:%04x:%04x\n",
93 nic_id.id, nic_id.variant, nic_id.major, nic_id.minor);
96 *hw_ver = (((nic_id.id & 0xff) << 24) |
97 ((nic_id.variant & 0xff) << 16) |
98 ((nic_id.major & 0xff) << 8) |
99 (nic_id.minor & 0xff));
101 priv->firmware_type = determine_firmware_type(&nic_id);
103 /* Get the firmware version */
104 err = HERMES_READ_RECORD(hw, USER_BAP, HERMES_RID_STAID, &sta_id);
106 dev_err(dev, "Cannot read station identity: error %d\n",
111 le16_to_cpus(&sta_id.id);
112 le16_to_cpus(&sta_id.variant);
113 le16_to_cpus(&sta_id.major);
114 le16_to_cpus(&sta_id.minor);
115 dev_info(dev, "Station identity %04x:%04x:%04x:%04x\n",
116 sta_id.id, sta_id.variant, sta_id.major, sta_id.minor);
120 dev_err(dev, "Primary firmware is active\n");
123 dev_err(dev, "Tertiary firmware is active\n");
125 case 0x1f: /* Intersil, Agere, Symbol Spectrum24 */
126 case 0x21: /* Symbol Spectrum24 Trilogy */
129 dev_notice(dev, "Unknown station ID, please report\n");
133 /* Default capabilities */
134 priv->has_sensitivity = 1;
136 priv->has_preamble = 0;
140 priv->has_big_wep = 0;
141 priv->has_alt_txcntl = 0;
142 priv->has_ext_scan = 0;
144 priv->do_fw_download = 0;
146 /* Determine capabilities from the firmware version */
147 switch (priv->firmware_type) {
148 case FIRMWARE_TYPE_AGERE:
149 /* Lucent Wavelan IEEE, Lucent Orinoco, Cabletron RoamAbout,
150 ELSA, Melco, HP, IBM, Dell 1150, Compaq 110/210 */
152 snprintf(fw_name, fw_name_len, "Lucent/Agere %d.%02d",
153 sta_id.major, sta_id.minor);
155 firmver = ((unsigned long)sta_id.major << 16) | sta_id.minor;
157 priv->has_ibss = (firmver >= 0x60006);
158 priv->has_wep = (firmver >= 0x40020);
159 priv->has_big_wep = 1; /* FIXME: this is wrong - how do we tell
160 Gold cards from the others? */
161 priv->has_mwo = (firmver >= 0x60000);
162 priv->has_pm = (firmver >= 0x40020); /* Don't work in 7.52 ? */
164 priv->has_hostscan = (firmver >= 0x8000a);
165 priv->do_fw_download = 1;
166 priv->broken_monitor = (firmver >= 0x80000);
167 priv->has_alt_txcntl = (firmver >= 0x90000); /* All 9.x ? */
168 priv->has_ext_scan = (firmver >= 0x90000); /* All 9.x ? */
169 priv->has_wpa = (firmver >= 0x9002a);
170 /* Tested with Agere firmware :
171 * 1.16 ; 4.08 ; 4.52 ; 6.04 ; 6.16 ; 7.28 => Jean II
172 * Tested CableTron firmware : 4.32 => Anton */
174 case FIRMWARE_TYPE_SYMBOL:
175 /* Symbol , 3Com AirConnect, Intel, Ericsson WLAN */
176 /* Intel MAC : 00:02:B3:* */
177 /* 3Com MAC : 00:50:DA:* */
178 memset(tmp, 0, sizeof(tmp));
179 /* Get the Symbol firmware version */
180 err = hw->ops->read_ltv(hw, USER_BAP,
181 HERMES_RID_SECONDARYVERSION_SYMBOL,
182 SYMBOL_MAX_VER_LEN, NULL, &tmp);
184 dev_warn(dev, "Error %d reading Symbol firmware info. "
185 "Wildly guessing capabilities...\n", err);
189 /* The firmware revision is a string, the format is
190 * something like : "V2.20-01".
191 * Quick and dirty parsing... - Jean II
193 firmver = ((tmp[1] - '0') << 16)
194 | ((tmp[3] - '0') << 12)
195 | ((tmp[4] - '0') << 8)
196 | ((tmp[6] - '0') << 4)
199 tmp[SYMBOL_MAX_VER_LEN] = '\0';
203 snprintf(fw_name, fw_name_len, "Symbol %s", tmp);
205 priv->has_ibss = (firmver >= 0x20000);
206 priv->has_wep = (firmver >= 0x15012);
207 priv->has_big_wep = (firmver >= 0x20000);
208 priv->has_pm = (firmver >= 0x20000 && firmver < 0x22000) ||
209 (firmver >= 0x29000 && firmver < 0x30000) ||
211 priv->has_preamble = (firmver >= 0x20000);
214 /* Symbol firmware is found on various cards, but
215 * there has been no attempt to check firmware
216 * download on non-spectrum_cs based cards.
218 * Given that the Agere firmware download works
219 * differently, we should avoid doing a firmware
220 * download with the Symbol algorithm on non-spectrum
223 * For now we can identify a spectrum_cs based card
224 * because it has a firmware reset function.
226 priv->do_fw_download = (priv->stop_fw != NULL);
228 priv->broken_disableport = (firmver == 0x25013) ||
229 (firmver >= 0x30000 && firmver <= 0x31000);
230 priv->has_hostscan = (firmver >= 0x31001) ||
231 (firmver >= 0x29057 && firmver < 0x30000);
232 /* Tested with Intel firmware : 0x20015 => Jean II */
233 /* Tested with 3Com firmware : 0x15012 & 0x22001 => Jean II */
235 case FIRMWARE_TYPE_INTERSIL:
236 /* D-Link, Linksys, Adtron, ZoomAir, and many others...
237 * Samsung, Compaq 100/200 and Proxim are slightly
238 * different and less well tested */
239 /* D-Link MAC : 00:40:05:* */
240 /* Addtron MAC : 00:90:D1:* */
242 snprintf(fw_name, fw_name_len, "Intersil %d.%d.%d",
243 sta_id.major, sta_id.minor, sta_id.variant);
245 firmver = ((unsigned long)sta_id.major << 16) |
246 ((unsigned long)sta_id.minor << 8) | sta_id.variant;
248 priv->has_ibss = (firmver >= 0x000700); /* FIXME */
249 priv->has_big_wep = priv->has_wep = (firmver >= 0x000800);
250 priv->has_pm = (firmver >= 0x000700);
251 priv->has_hostscan = (firmver >= 0x010301);
253 if (firmver >= 0x000800)
256 dev_notice(dev, "Intersil firmware earlier than v0.8.x"
257 " - several features not supported\n");
263 dev_info(dev, "Firmware determined as %s\n", fw_name);
265 #ifndef CONFIG_HERMES_PRISM
266 if (priv->firmware_type == FIRMWARE_TYPE_INTERSIL) {
267 dev_err(dev, "Support for Prism chipset is not enabled\n");
275 /* Read settings from EEPROM into our private structure.
276 * MAC address gets dropped into callers buffer
277 * Can be called before netdev registration.
279 int orinoco_hw_read_card_settings(struct orinoco_private *priv, u8 *dev_addr)
281 struct device *dev = priv->dev;
282 struct hermes_idstring nickbuf;
283 struct hermes *hw = &priv->hw;
288 /* Get the MAC address */
289 err = hw->ops->read_ltv(hw, USER_BAP, HERMES_RID_CNFOWNMACADDR,
290 ETH_ALEN, NULL, dev_addr);
292 dev_warn(dev, "Failed to read MAC address!\n");
296 dev_dbg(dev, "MAC address %pM\n", dev_addr);
298 /* Get the station name */
299 err = hw->ops->read_ltv(hw, USER_BAP, HERMES_RID_CNFOWNNAME,
300 sizeof(nickbuf), &reclen, &nickbuf);
302 dev_err(dev, "failed to read station name\n");
306 len = min(IW_ESSID_MAX_SIZE, (int)le16_to_cpu(nickbuf.len));
308 len = min(IW_ESSID_MAX_SIZE, 2 * reclen);
309 memcpy(priv->nick, &nickbuf.val, len);
310 priv->nick[len] = '\0';
312 dev_dbg(dev, "Station name \"%s\"\n", priv->nick);
314 /* Get allowed channels */
315 err = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_CHANNELLIST,
316 &priv->channel_mask);
318 dev_err(dev, "Failed to read channel list!\n");
322 /* Get initial AP density */
323 err = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_CNFSYSTEMSCALE,
325 if (err || priv->ap_density < 1 || priv->ap_density > 3)
326 priv->has_sensitivity = 0;
328 /* Get initial RTS threshold */
329 err = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_CNFRTSTHRESHOLD,
332 dev_err(dev, "Failed to read RTS threshold!\n");
336 /* Get initial fragmentation settings */
338 err = hermes_read_wordrec(hw, USER_BAP,
339 HERMES_RID_CNFMWOROBUST_AGERE,
342 err = hermes_read_wordrec(hw, USER_BAP,
343 HERMES_RID_CNFFRAGMENTATIONTHRESHOLD,
346 dev_err(dev, "Failed to read fragmentation settings!\n");
350 /* Power management setup */
354 err = hermes_read_wordrec(hw, USER_BAP,
355 HERMES_RID_CNFMAXSLEEPDURATION,
358 dev_err(dev, "Failed to read power management "
362 err = hermes_read_wordrec(hw, USER_BAP,
363 HERMES_RID_CNFPMHOLDOVERDURATION,
366 dev_err(dev, "Failed to read power management "
373 if (priv->has_preamble) {
374 err = hermes_read_wordrec(hw, USER_BAP,
375 HERMES_RID_CNFPREAMBLE_SYMBOL,
378 dev_err(dev, "Failed to read preamble setup\n");
384 err = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_SHORTRETRYLIMIT,
385 &priv->short_retry_limit);
387 dev_err(dev, "Failed to read short retry limit\n");
391 err = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_LONGRETRYLIMIT,
392 &priv->long_retry_limit);
394 dev_err(dev, "Failed to read long retry limit\n");
398 err = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_MAXTRANSMITLIFETIME,
399 &priv->retry_lifetime);
401 dev_err(dev, "Failed to read max retry lifetime\n");
409 /* Can be called before netdev registration */
410 int orinoco_hw_allocate_fid(struct orinoco_private *priv)
412 struct device *dev = priv->dev;
413 struct hermes *hw = &priv->hw;
416 err = hw->ops->allocate(hw, priv->nicbuf_size, &priv->txfid);
417 if (err == -EIO && priv->nicbuf_size > TX_NICBUF_SIZE_BUG) {
418 /* Try workaround for old Symbol firmware bug */
419 priv->nicbuf_size = TX_NICBUF_SIZE_BUG;
420 err = hw->ops->allocate(hw, priv->nicbuf_size, &priv->txfid);
422 dev_warn(dev, "Firmware ALLOC bug detected "
423 "(old Symbol firmware?). Work around %s\n",
424 err ? "failed!" : "ok.");
430 int orinoco_get_bitratemode(int bitrate, int automatic)
435 if ((bitrate != 10) && (bitrate != 20) &&
436 (bitrate != 55) && (bitrate != 110))
439 for (i = 0; i < BITRATE_TABLE_SIZE; i++) {
440 if ((bitrate_table[i].bitrate == bitrate) &&
441 (bitrate_table[i].automatic == automatic)) {
449 void orinoco_get_ratemode_cfg(int ratemode, int *bitrate, int *automatic)
451 BUG_ON((ratemode < 0) || (ratemode >= BITRATE_TABLE_SIZE));
453 *bitrate = bitrate_table[ratemode].bitrate * 100000;
454 *automatic = bitrate_table[ratemode].automatic;
457 int orinoco_hw_program_rids(struct orinoco_private *priv)
459 struct net_device *dev = priv->ndev;
460 struct wireless_dev *wdev = netdev_priv(dev);
461 struct hermes *hw = &priv->hw;
463 struct hermes_idstring idbuf;
465 /* Set the MAC address */
466 err = hw->ops->write_ltv(hw, USER_BAP, HERMES_RID_CNFOWNMACADDR,
467 HERMES_BYTES_TO_RECLEN(ETH_ALEN),
470 printk(KERN_ERR "%s: Error %d setting MAC address\n",
475 /* Set up the link mode */
476 err = hermes_write_wordrec(hw, USER_BAP, HERMES_RID_CNFPORTTYPE,
479 printk(KERN_ERR "%s: Error %d setting port type\n",
483 /* Set the channel/frequency */
484 if (priv->channel != 0 && priv->iw_mode != NL80211_IFTYPE_STATION) {
485 err = hermes_write_wordrec(hw, USER_BAP,
486 HERMES_RID_CNFOWNCHANNEL,
489 printk(KERN_ERR "%s: Error %d setting channel %d\n",
490 dev->name, err, priv->channel);
495 if (priv->has_ibss) {
498 if ((strlen(priv->desired_essid) == 0) && (priv->createibss)) {
499 printk(KERN_WARNING "%s: This firmware requires an "
500 "ESSID in IBSS-Ad-Hoc mode.\n", dev->name);
501 /* With wvlan_cs, in this case, we would crash.
502 * hopefully, this driver will behave better...
506 createibss = priv->createibss;
509 err = hermes_write_wordrec(hw, USER_BAP,
510 HERMES_RID_CNFCREATEIBSS,
513 printk(KERN_ERR "%s: Error %d setting CREATEIBSS\n",
519 /* Set the desired BSSID */
520 err = __orinoco_hw_set_wap(priv);
522 printk(KERN_ERR "%s: Error %d setting AP address\n",
527 /* Set the desired ESSID */
528 idbuf.len = cpu_to_le16(strlen(priv->desired_essid));
529 memcpy(&idbuf.val, priv->desired_essid, sizeof(idbuf.val));
530 /* WinXP wants partner to configure OWNSSID even in IBSS mode. (jimc) */
531 err = hw->ops->write_ltv(hw, USER_BAP, HERMES_RID_CNFOWNSSID,
532 HERMES_BYTES_TO_RECLEN(strlen(priv->desired_essid) + 2),
535 printk(KERN_ERR "%s: Error %d setting OWNSSID\n",
539 err = hw->ops->write_ltv(hw, USER_BAP, HERMES_RID_CNFDESIREDSSID,
540 HERMES_BYTES_TO_RECLEN(strlen(priv->desired_essid) + 2),
543 printk(KERN_ERR "%s: Error %d setting DESIREDSSID\n",
548 /* Set the station name */
549 idbuf.len = cpu_to_le16(strlen(priv->nick));
550 memcpy(&idbuf.val, priv->nick, sizeof(idbuf.val));
551 err = hw->ops->write_ltv(hw, USER_BAP, HERMES_RID_CNFOWNNAME,
552 HERMES_BYTES_TO_RECLEN(strlen(priv->nick) + 2),
555 printk(KERN_ERR "%s: Error %d setting nickname\n",
561 if (priv->has_sensitivity) {
562 err = hermes_write_wordrec(hw, USER_BAP,
563 HERMES_RID_CNFSYSTEMSCALE,
566 printk(KERN_WARNING "%s: Error %d setting SYSTEMSCALE. "
567 "Disabling sensitivity control\n",
570 priv->has_sensitivity = 0;
574 /* Set RTS threshold */
575 err = hermes_write_wordrec(hw, USER_BAP, HERMES_RID_CNFRTSTHRESHOLD,
578 printk(KERN_ERR "%s: Error %d setting RTS threshold\n",
583 /* Set fragmentation threshold or MWO robustness */
585 err = hermes_write_wordrec(hw, USER_BAP,
586 HERMES_RID_CNFMWOROBUST_AGERE,
589 err = hermes_write_wordrec(hw, USER_BAP,
590 HERMES_RID_CNFFRAGMENTATIONTHRESHOLD,
593 printk(KERN_ERR "%s: Error %d setting fragmentation\n",
599 err = __orinoco_hw_set_bitrate(priv);
601 printk(KERN_ERR "%s: Error %d setting bitrate\n",
606 /* Set power management */
608 err = hermes_write_wordrec(hw, USER_BAP,
609 HERMES_RID_CNFPMENABLED,
612 printk(KERN_ERR "%s: Error %d setting up PM\n",
617 err = hermes_write_wordrec(hw, USER_BAP,
618 HERMES_RID_CNFMULTICASTRECEIVE,
621 printk(KERN_ERR "%s: Error %d setting up PM\n",
625 err = hermes_write_wordrec(hw, USER_BAP,
626 HERMES_RID_CNFMAXSLEEPDURATION,
629 printk(KERN_ERR "%s: Error %d setting up PM\n",
633 err = hermes_write_wordrec(hw, USER_BAP,
634 HERMES_RID_CNFPMHOLDOVERDURATION,
637 printk(KERN_ERR "%s: Error %d setting up PM\n",
643 /* Set preamble - only for Symbol so far... */
644 if (priv->has_preamble) {
645 err = hermes_write_wordrec(hw, USER_BAP,
646 HERMES_RID_CNFPREAMBLE_SYMBOL,
649 printk(KERN_ERR "%s: Error %d setting preamble\n",
655 /* Set up encryption */
656 if (priv->has_wep || priv->has_wpa) {
657 err = __orinoco_hw_setup_enc(priv);
659 printk(KERN_ERR "%s: Error %d activating encryption\n",
665 if (priv->iw_mode == NL80211_IFTYPE_MONITOR) {
666 /* Enable monitor mode */
667 dev->type = ARPHRD_IEEE80211;
668 err = hw->ops->cmd_wait(hw, HERMES_CMD_TEST |
669 HERMES_TEST_MONITOR, 0, NULL);
671 /* Disable monitor mode */
672 dev->type = ARPHRD_ETHER;
673 err = hw->ops->cmd_wait(hw, HERMES_CMD_TEST |
674 HERMES_TEST_STOP, 0, NULL);
679 /* Reset promiscuity / multicast*/
680 priv->promiscuous = 0;
683 /* Record mode change */
684 wdev->iftype = priv->iw_mode;
689 /* Get tsc from the firmware */
690 int orinoco_hw_get_tkip_iv(struct orinoco_private *priv, int key, u8 *tsc)
692 struct hermes *hw = &priv->hw;
694 u8 tsc_arr[4][ORINOCO_SEQ_LEN];
696 if ((key < 0) || (key >= 4))
699 err = hw->ops->read_ltv(hw, USER_BAP, HERMES_RID_CURRENT_TKIP_IV,
700 sizeof(tsc_arr), NULL, &tsc_arr);
702 memcpy(tsc, &tsc_arr[key][0], sizeof(tsc_arr[0]));
707 int __orinoco_hw_set_bitrate(struct orinoco_private *priv)
709 struct hermes *hw = &priv->hw;
710 int ratemode = priv->bitratemode;
713 if (ratemode >= BITRATE_TABLE_SIZE) {
714 printk(KERN_ERR "%s: BUG: Invalid bitrate mode %d\n",
715 priv->ndev->name, ratemode);
719 switch (priv->firmware_type) {
720 case FIRMWARE_TYPE_AGERE:
721 err = hermes_write_wordrec(hw, USER_BAP,
722 HERMES_RID_CNFTXRATECONTROL,
723 bitrate_table[ratemode].agere_txratectrl);
725 case FIRMWARE_TYPE_INTERSIL:
726 case FIRMWARE_TYPE_SYMBOL:
727 err = hermes_write_wordrec(hw, USER_BAP,
728 HERMES_RID_CNFTXRATECONTROL,
729 bitrate_table[ratemode].intersil_txratectrl);
738 int orinoco_hw_get_act_bitrate(struct orinoco_private *priv, int *bitrate)
740 struct hermes *hw = &priv->hw;
745 err = hermes_read_wordrec(hw, USER_BAP,
746 HERMES_RID_CURRENTTXRATE, &val);
750 switch (priv->firmware_type) {
751 case FIRMWARE_TYPE_AGERE: /* Lucent style rate */
752 /* Note : in Lucent firmware, the return value of
753 * HERMES_RID_CURRENTTXRATE is the bitrate in Mb/s,
754 * and therefore is totally different from the
755 * encoding of HERMES_RID_CNFTXRATECONTROL.
756 * Don't forget that 6Mb/s is really 5.5Mb/s */
760 *bitrate = val * 1000000;
762 case FIRMWARE_TYPE_INTERSIL: /* Intersil style rate */
763 case FIRMWARE_TYPE_SYMBOL: /* Symbol style rate */
764 for (i = 0; i < BITRATE_TABLE_SIZE; i++)
765 if (bitrate_table[i].intersil_txratectrl == val) {
766 *bitrate = bitrate_table[i].bitrate * 100000;
770 if (i >= BITRATE_TABLE_SIZE) {
771 printk(KERN_INFO "%s: Unable to determine current bitrate (0x%04hx)\n",
772 priv->ndev->name, val);
784 /* Set fixed AP address */
785 int __orinoco_hw_set_wap(struct orinoco_private *priv)
789 struct hermes *hw = &priv->hw;
791 switch (priv->firmware_type) {
792 case FIRMWARE_TYPE_AGERE:
795 case FIRMWARE_TYPE_INTERSIL:
796 if (priv->bssid_fixed)
801 err = hermes_write_wordrec(hw, USER_BAP,
802 HERMES_RID_CNFROAMINGMODE,
805 case FIRMWARE_TYPE_SYMBOL:
806 err = HERMES_WRITE_RECORD(hw, USER_BAP,
807 HERMES_RID_CNFMANDATORYBSSID_SYMBOL,
808 &priv->desired_bssid);
814 /* Change the WEP keys and/or the current keys. Can be called
815 * either from __orinoco_hw_setup_enc() or directly from
816 * orinoco_ioctl_setiwencode(). In the later case the association
817 * with the AP is not broken (if the firmware can handle it),
818 * which is needed for 802.1x implementations. */
819 int __orinoco_hw_setup_wepkeys(struct orinoco_private *priv)
821 struct hermes *hw = &priv->hw;
825 switch (priv->firmware_type) {
826 case FIRMWARE_TYPE_AGERE:
828 struct orinoco_key keys[ORINOCO_MAX_KEYS];
830 memset(&keys, 0, sizeof(keys));
831 for (i = 0; i < ORINOCO_MAX_KEYS; i++) {
832 int len = min(priv->keys[i].key_len,
833 ORINOCO_MAX_KEY_SIZE);
834 memcpy(&keys[i].data, priv->keys[i].key, len);
835 if (len > SMALL_KEY_SIZE)
836 keys[i].len = cpu_to_le16(LARGE_KEY_SIZE);
838 keys[i].len = cpu_to_le16(SMALL_KEY_SIZE);
840 keys[i].len = cpu_to_le16(0);
843 err = HERMES_WRITE_RECORD(hw, USER_BAP,
844 HERMES_RID_CNFWEPKEYS_AGERE,
848 err = hermes_write_wordrec(hw, USER_BAP,
849 HERMES_RID_CNFTXKEY_AGERE,
855 case FIRMWARE_TYPE_INTERSIL:
856 case FIRMWARE_TYPE_SYMBOL:
860 /* Force uniform key length to work around
862 keylen = priv->keys[priv->tx_key].key_len;
864 if (keylen > LARGE_KEY_SIZE) {
865 printk(KERN_ERR "%s: BUG: Key %d has oversize length %d.\n",
866 priv->ndev->name, priv->tx_key, keylen);
868 } else if (keylen > SMALL_KEY_SIZE)
869 keylen = LARGE_KEY_SIZE;
871 keylen = SMALL_KEY_SIZE;
875 /* Write all 4 keys */
876 for (i = 0; i < ORINOCO_MAX_KEYS; i++) {
877 u8 key[LARGE_KEY_SIZE] = { 0 };
879 memcpy(key, priv->keys[i].key,
880 priv->keys[i].key_len);
882 err = hw->ops->write_ltv(hw, USER_BAP,
883 HERMES_RID_CNFDEFAULTKEY0 + i,
884 HERMES_BYTES_TO_RECLEN(keylen),
890 /* Write the index of the key used in transmission */
891 err = hermes_write_wordrec(hw, USER_BAP,
892 HERMES_RID_CNFWEPDEFAULTKEYID,
903 int __orinoco_hw_setup_enc(struct orinoco_private *priv)
905 struct hermes *hw = &priv->hw;
912 if (priv->encode_alg == ORINOCO_ALG_WEP)
913 __orinoco_hw_setup_wepkeys(priv);
915 if (priv->wep_restrict)
916 auth_flag = HERMES_AUTH_SHARED_KEY;
918 auth_flag = HERMES_AUTH_OPEN;
920 if (priv->wpa_enabled)
922 else if (priv->encode_alg == ORINOCO_ALG_WEP)
927 switch (priv->firmware_type) {
928 case FIRMWARE_TYPE_AGERE: /* Agere style WEP */
929 if (priv->encode_alg == ORINOCO_ALG_WEP) {
930 /* Enable the shared-key authentication. */
931 err = hermes_write_wordrec(hw, USER_BAP,
932 HERMES_RID_CNFAUTHENTICATION_AGERE,
935 err = hermes_write_wordrec(hw, USER_BAP,
936 HERMES_RID_CNFWEPENABLED_AGERE,
942 /* Set WPA key management */
943 err = hermes_write_wordrec(hw, USER_BAP,
944 HERMES_RID_CNFSETWPAAUTHMGMTSUITE_AGERE,
952 case FIRMWARE_TYPE_INTERSIL: /* Intersil style WEP */
953 case FIRMWARE_TYPE_SYMBOL: /* Symbol style WEP */
954 if (priv->encode_alg == ORINOCO_ALG_WEP) {
955 if (priv->wep_restrict ||
956 (priv->firmware_type == FIRMWARE_TYPE_SYMBOL))
957 master_wep_flag = HERMES_WEP_PRIVACY_INVOKED |
958 HERMES_WEP_EXCL_UNENCRYPTED;
960 master_wep_flag = HERMES_WEP_PRIVACY_INVOKED;
962 err = hermes_write_wordrec(hw, USER_BAP,
963 HERMES_RID_CNFAUTHENTICATION,
970 if (priv->iw_mode == NL80211_IFTYPE_MONITOR)
971 master_wep_flag |= HERMES_WEP_HOST_DECRYPT;
973 /* Master WEP setting : on/off */
974 err = hermes_write_wordrec(hw, USER_BAP,
975 HERMES_RID_CNFWEPFLAGS_INTERSIL,
986 /* key must be 32 bytes, including the tx and rx MIC keys.
987 * rsc must be NULL or up to 8 bytes
988 * tsc must be NULL or up to 8 bytes
990 int __orinoco_hw_set_tkip_key(struct orinoco_private *priv, int key_idx,
991 int set_tx, const u8 *key, const u8 *rsc,
992 size_t rsc_len, const u8 *tsc, size_t tsc_len)
996 u8 rsc[ORINOCO_SEQ_LEN];
998 u8 tx_mic[MIC_KEYLEN];
999 u8 rx_mic[MIC_KEYLEN];
1000 u8 tsc[ORINOCO_SEQ_LEN];
1002 struct hermes *hw = &priv->hw;
1013 buf.idx = cpu_to_le16(key_idx);
1014 memcpy(buf.key, key,
1015 sizeof(buf.key) + sizeof(buf.tx_mic) + sizeof(buf.rx_mic));
1017 if (rsc_len > sizeof(buf.rsc))
1018 rsc_len = sizeof(buf.rsc);
1020 if (tsc_len > sizeof(buf.tsc))
1021 tsc_len = sizeof(buf.tsc);
1023 memset(buf.rsc, 0, sizeof(buf.rsc));
1024 memset(buf.tsc, 0, sizeof(buf.tsc));
1027 memcpy(buf.rsc, rsc, rsc_len);
1030 memcpy(buf.tsc, tsc, tsc_len);
1034 /* Wait up to 100ms for tx queue to empty */
1035 for (k = 100; k > 0; k--) {
1037 ret = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_TXQUEUEEMPTY,
1039 if (ret || !xmitting)
1046 err = HERMES_WRITE_RECORD(hw, USER_BAP,
1047 HERMES_RID_CNFADDDEFAULTTKIPKEY_AGERE,
1050 return ret ? ret : err;
1053 int orinoco_clear_tkip_key(struct orinoco_private *priv, int key_idx)
1055 struct hermes *hw = &priv->hw;
1058 err = hermes_write_wordrec(hw, USER_BAP,
1059 HERMES_RID_CNFREMDEFAULTTKIPKEY_AGERE,
1062 printk(KERN_WARNING "%s: Error %d clearing TKIP key %d\n",
1063 priv->ndev->name, err, key_idx);
1067 int __orinoco_hw_set_multicast_list(struct orinoco_private *priv,
1068 struct net_device *dev,
1069 int mc_count, int promisc)
1071 struct hermes *hw = &priv->hw;
1074 if (promisc != priv->promiscuous) {
1075 err = hermes_write_wordrec(hw, USER_BAP,
1076 HERMES_RID_CNFPROMISCUOUSMODE,
1079 printk(KERN_ERR "%s: Error %d setting PROMISCUOUSMODE to 1.\n",
1080 priv->ndev->name, err);
1082 priv->promiscuous = promisc;
1085 /* If we're not in promiscuous mode, then we need to set the
1086 * group address if either we want to multicast, or if we were
1087 * multicasting and want to stop */
1088 if (!promisc && (mc_count || priv->mc_count)) {
1089 struct netdev_hw_addr *ha;
1090 struct hermes_multicast mclist;
1093 netdev_for_each_mc_addr(ha, dev) {
1096 memcpy(mclist.addr[i++], ha->addr, ETH_ALEN);
1099 err = hw->ops->write_ltv(hw, USER_BAP,
1100 HERMES_RID_CNFGROUPADDRESSES,
1101 HERMES_BYTES_TO_RECLEN(mc_count * ETH_ALEN),
1104 printk(KERN_ERR "%s: Error %d setting multicast list.\n",
1105 priv->ndev->name, err);
1107 priv->mc_count = mc_count;
1112 /* Return : < 0 -> error code ; >= 0 -> length */
1113 int orinoco_hw_get_essid(struct orinoco_private *priv, int *active,
1114 char buf[IW_ESSID_MAX_SIZE + 1])
1116 struct hermes *hw = &priv->hw;
1118 struct hermes_idstring essidbuf;
1119 char *p = (char *)(&essidbuf.val);
1121 unsigned long flags;
1123 if (orinoco_lock(priv, &flags) != 0)
1126 if (strlen(priv->desired_essid) > 0) {
1127 /* We read the desired SSID from the hardware rather
1128 than from priv->desired_essid, just in case the
1129 firmware is allowed to change it on us. I'm not
1131 /* My guess is that the OWNSSID should always be whatever
1132 * we set to the card, whereas CURRENT_SSID is the one that
1133 * may change... - Jean II */
1138 rid = (priv->port_type == 3) ? HERMES_RID_CNFOWNSSID :
1139 HERMES_RID_CNFDESIREDSSID;
1141 err = hw->ops->read_ltv(hw, USER_BAP, rid, sizeof(essidbuf),
1148 err = hw->ops->read_ltv(hw, USER_BAP, HERMES_RID_CURRENTSSID,
1149 sizeof(essidbuf), NULL, &essidbuf);
1154 len = le16_to_cpu(essidbuf.len);
1155 BUG_ON(len > IW_ESSID_MAX_SIZE);
1157 memset(buf, 0, IW_ESSID_MAX_SIZE);
1158 memcpy(buf, p, len);
1162 orinoco_unlock(priv, &flags);
1167 int orinoco_hw_get_freq(struct orinoco_private *priv)
1169 struct hermes *hw = &priv->hw;
1173 unsigned long flags;
1175 if (orinoco_lock(priv, &flags) != 0)
1178 err = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_CURRENTCHANNEL,
1183 /* Intersil firmware 1.3.5 returns 0 when the interface is down */
1189 if ((channel < 1) || (channel > NUM_CHANNELS)) {
1190 printk(KERN_WARNING "%s: Channel out of range (%d)!\n",
1191 priv->ndev->name, channel);
1196 freq = ieee80211_channel_to_frequency(channel, IEEE80211_BAND_2GHZ);
1199 orinoco_unlock(priv, &flags);
1203 return err ? err : freq;
1206 int orinoco_hw_get_bitratelist(struct orinoco_private *priv,
1207 int *numrates, s32 *rates, int max)
1209 struct hermes *hw = &priv->hw;
1210 struct hermes_idstring list;
1211 unsigned char *p = (unsigned char *)&list.val;
1215 unsigned long flags;
1217 if (orinoco_lock(priv, &flags) != 0)
1220 err = hw->ops->read_ltv(hw, USER_BAP, HERMES_RID_SUPPORTEDDATARATES,
1221 sizeof(list), NULL, &list);
1222 orinoco_unlock(priv, &flags);
1227 num = le16_to_cpu(list.len);
1229 num = min(num, max);
1231 for (i = 0; i < num; i++)
1232 rates[i] = (p[i] & 0x7f) * 500000; /* convert to bps */
1237 int orinoco_hw_trigger_scan(struct orinoco_private *priv,
1238 const struct cfg80211_ssid *ssid)
1240 struct net_device *dev = priv->ndev;
1241 struct hermes *hw = &priv->hw;
1242 unsigned long flags;
1245 if (orinoco_lock(priv, &flags) != 0)
1248 /* Scanning with port 0 disabled would fail */
1249 if (!netif_running(dev)) {
1254 /* In monitor mode, the scan results are always empty.
1255 * Probe responses are passed to the driver as received
1256 * frames and could be processed in software. */
1257 if (priv->iw_mode == NL80211_IFTYPE_MONITOR) {
1262 if (priv->has_hostscan) {
1263 switch (priv->firmware_type) {
1264 case FIRMWARE_TYPE_SYMBOL:
1265 err = hermes_write_wordrec(hw, USER_BAP,
1266 HERMES_RID_CNFHOSTSCAN_SYMBOL,
1267 HERMES_HOSTSCAN_SYMBOL_ONCE |
1268 HERMES_HOSTSCAN_SYMBOL_BCAST);
1270 case FIRMWARE_TYPE_INTERSIL: {
1273 req[0] = cpu_to_le16(0x3fff); /* All channels */
1274 req[1] = cpu_to_le16(0x0001); /* rate 1 Mbps */
1275 req[2] = 0; /* Any ESSID */
1276 err = HERMES_WRITE_RECORD(hw, USER_BAP,
1277 HERMES_RID_CNFHOSTSCAN, &req);
1280 case FIRMWARE_TYPE_AGERE:
1281 if (ssid->ssid_len > 0) {
1282 struct hermes_idstring idbuf;
1283 size_t len = ssid->ssid_len;
1285 idbuf.len = cpu_to_le16(len);
1286 memcpy(idbuf.val, ssid->ssid, len);
1288 err = hw->ops->write_ltv(hw, USER_BAP,
1289 HERMES_RID_CNFSCANSSID_AGERE,
1290 HERMES_BYTES_TO_RECLEN(len + 2),
1293 err = hermes_write_wordrec(hw, USER_BAP,
1294 HERMES_RID_CNFSCANSSID_AGERE,
1299 if (priv->has_ext_scan) {
1300 err = hermes_write_wordrec(hw, USER_BAP,
1301 HERMES_RID_CNFSCANCHANNELS2GHZ,
1306 err = hermes_inquire(hw,
1307 HERMES_INQ_CHANNELINFO);
1309 err = hermes_inquire(hw, HERMES_INQ_SCAN);
1314 err = hermes_inquire(hw, HERMES_INQ_SCAN);
1317 orinoco_unlock(priv, &flags);
1322 /* Disassociate from node with BSSID addr */
1323 int orinoco_hw_disassociate(struct orinoco_private *priv,
1324 u8 *addr, u16 reason_code)
1326 struct hermes *hw = &priv->hw;
1334 /* Currently only supported by WPA enabled Agere fw */
1338 memcpy(buf.addr, addr, ETH_ALEN);
1339 buf.reason_code = cpu_to_le16(reason_code);
1340 err = HERMES_WRITE_RECORD(hw, USER_BAP,
1341 HERMES_RID_CNFDISASSOCIATE,
1346 int orinoco_hw_get_current_bssid(struct orinoco_private *priv,
1349 struct hermes *hw = &priv->hw;
1352 err = hw->ops->read_ltv(hw, USER_BAP, HERMES_RID_CURRENTBSSID,
1353 ETH_ALEN, NULL, addr);