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path: root/drivers/net/wireless/intersil/orinoco/hw.c
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Diffstat (limited to 'drivers/net/wireless/intersil/orinoco/hw.c')
-rw-r--r--drivers/net/wireless/intersil/orinoco/hw.c1362
1 files changed, 0 insertions, 1362 deletions
diff --git a/drivers/net/wireless/intersil/orinoco/hw.c b/drivers/net/wireless/intersil/orinoco/hw.c
deleted file mode 100644
index 4fcca08e50de..000000000000
--- a/drivers/net/wireless/intersil/orinoco/hw.c
+++ /dev/null
@@ -1,1362 +0,0 @@
-/* Encapsulate basic setting changes and retrieval on Hermes hardware
- *
- * See copyright notice in main.c
- */
-#include <linux/kernel.h>
-#include <linux/device.h>
-#include <linux/if_arp.h>
-#include <linux/ieee80211.h>
-#include <linux/wireless.h>
-#include <net/cfg80211.h>
-#include "hermes.h"
-#include "hermes_rid.h"
-#include "orinoco.h"
-
-#include "hw.h"
-
-#define SYMBOL_MAX_VER_LEN (14)
-
-/* Symbol firmware has a bug allocating buffers larger than this */
-#define TX_NICBUF_SIZE_BUG 1585
-
-/********************************************************************/
-/* Data tables */
-/********************************************************************/
-
-/* This tables gives the actual meanings of the bitrate IDs returned
- * by the firmware. */
-static const struct {
- int bitrate; /* in 100s of kilobits */
- int automatic;
- u16 agere_txratectrl;
- u16 intersil_txratectrl;
-} bitrate_table[] = {
- {110, 1, 3, 15}, /* Entry 0 is the default */
- {10, 0, 1, 1},
- {10, 1, 1, 1},
- {20, 0, 2, 2},
- {20, 1, 6, 3},
- {55, 0, 4, 4},
- {55, 1, 7, 7},
- {110, 0, 5, 8},
-};
-#define BITRATE_TABLE_SIZE ARRAY_SIZE(bitrate_table)
-
-/* Firmware version encoding */
-struct comp_id {
- u16 id, variant, major, minor;
-} __packed;
-
-static inline enum fwtype determine_firmware_type(struct comp_id *nic_id)
-{
- if (nic_id->id < 0x8000)
- return FIRMWARE_TYPE_AGERE;
- else if (nic_id->id == 0x8000 && nic_id->major == 0)
- return FIRMWARE_TYPE_SYMBOL;
- else
- return FIRMWARE_TYPE_INTERSIL;
-}
-
-/* Set priv->firmware type, determine firmware properties
- * This function can be called before we have registerred with netdev,
- * so all errors go out with dev_* rather than printk
- *
- * If non-NULL stores a firmware description in fw_name.
- * If non-NULL stores a HW version in hw_ver
- *
- * These are output via generic cfg80211 ethtool support.
- */
-int determine_fw_capabilities(struct orinoco_private *priv,
- char *fw_name, size_t fw_name_len,
- u32 *hw_ver)
-{
- struct device *dev = priv->dev;
- struct hermes *hw = &priv->hw;
- int err;
- struct comp_id nic_id, sta_id;
- unsigned int firmver;
- char tmp[SYMBOL_MAX_VER_LEN + 1] __attribute__((aligned(2)));
-
- /* Get the hardware version */
- err = HERMES_READ_RECORD_PR(hw, USER_BAP, HERMES_RID_NICID, &nic_id);
- if (err) {
- dev_err(dev, "Cannot read hardware identity: error %d\n",
- err);
- return err;
- }
-
- le16_to_cpus(&nic_id.id);
- le16_to_cpus(&nic_id.variant);
- le16_to_cpus(&nic_id.major);
- le16_to_cpus(&nic_id.minor);
- dev_info(dev, "Hardware identity %04x:%04x:%04x:%04x\n",
- nic_id.id, nic_id.variant, nic_id.major, nic_id.minor);
-
- if (hw_ver)
- *hw_ver = (((nic_id.id & 0xff) << 24) |
- ((nic_id.variant & 0xff) << 16) |
- ((nic_id.major & 0xff) << 8) |
- (nic_id.minor & 0xff));
-
- priv->firmware_type = determine_firmware_type(&nic_id);
-
- /* Get the firmware version */
- err = HERMES_READ_RECORD_PR(hw, USER_BAP, HERMES_RID_STAID, &sta_id);
- if (err) {
- dev_err(dev, "Cannot read station identity: error %d\n",
- err);
- return err;
- }
-
- le16_to_cpus(&sta_id.id);
- le16_to_cpus(&sta_id.variant);
- le16_to_cpus(&sta_id.major);
- le16_to_cpus(&sta_id.minor);
- dev_info(dev, "Station identity %04x:%04x:%04x:%04x\n",
- sta_id.id, sta_id.variant, sta_id.major, sta_id.minor);
-
- switch (sta_id.id) {
- case 0x15:
- dev_err(dev, "Primary firmware is active\n");
- return -ENODEV;
- case 0x14b:
- dev_err(dev, "Tertiary firmware is active\n");
- return -ENODEV;
- case 0x1f: /* Intersil, Agere, Symbol Spectrum24 */
- case 0x21: /* Symbol Spectrum24 Trilogy */
- break;
- default:
- dev_notice(dev, "Unknown station ID, please report\n");
- break;
- }
-
- /* Default capabilities */
- priv->has_sensitivity = 1;
- priv->has_mwo = 0;
- priv->has_preamble = 0;
- priv->has_port3 = 1;
- priv->has_ibss = 1;
- priv->has_wep = 0;
- priv->has_big_wep = 0;
- priv->has_alt_txcntl = 0;
- priv->has_ext_scan = 0;
- priv->has_wpa = 0;
- priv->do_fw_download = 0;
-
- /* Determine capabilities from the firmware version */
- switch (priv->firmware_type) {
- case FIRMWARE_TYPE_AGERE:
- /* Lucent Wavelan IEEE, Lucent Orinoco, Cabletron RoamAbout,
- ELSA, Melco, HP, IBM, Dell 1150, Compaq 110/210 */
- if (fw_name)
- snprintf(fw_name, fw_name_len, "Lucent/Agere %d.%02d",
- sta_id.major, sta_id.minor);
-
- firmver = ((unsigned long)sta_id.major << 16) | sta_id.minor;
-
- priv->has_ibss = (firmver >= 0x60006);
- priv->has_wep = (firmver >= 0x40020);
- priv->has_big_wep = 1; /* FIXME: this is wrong - how do we tell
- Gold cards from the others? */
- priv->has_mwo = (firmver >= 0x60000);
- priv->has_pm = (firmver >= 0x40020); /* Don't work in 7.52 ? */
- priv->ibss_port = 1;
- priv->has_hostscan = (firmver >= 0x8000a);
- priv->do_fw_download = 1;
- priv->broken_monitor = (firmver >= 0x80000);
- priv->has_alt_txcntl = (firmver >= 0x90000); /* All 9.x ? */
- priv->has_ext_scan = (firmver >= 0x90000); /* All 9.x ? */
- priv->has_wpa = (firmver >= 0x9002a);
- /* Tested with Agere firmware :
- * 1.16 ; 4.08 ; 4.52 ; 6.04 ; 6.16 ; 7.28 => Jean II
- * Tested CableTron firmware : 4.32 => Anton */
- break;
- case FIRMWARE_TYPE_SYMBOL:
- /* Symbol , 3Com AirConnect, Intel, Ericsson WLAN */
- /* Intel MAC : 00:02:B3:* */
- /* 3Com MAC : 00:50:DA:* */
- memset(tmp, 0, sizeof(tmp));
- /* Get the Symbol firmware version */
- err = hw->ops->read_ltv_pr(hw, USER_BAP,
- HERMES_RID_SECONDARYVERSION_SYMBOL,
- SYMBOL_MAX_VER_LEN, NULL, &tmp);
- if (err) {
- dev_warn(dev, "Error %d reading Symbol firmware info. "
- "Wildly guessing capabilities...\n", err);
- firmver = 0;
- tmp[0] = '\0';
- } else {
- /* The firmware revision is a string, the format is
- * something like : "V2.20-01".
- * Quick and dirty parsing... - Jean II
- */
- firmver = ((tmp[1] - '0') << 16)
- | ((tmp[3] - '0') << 12)
- | ((tmp[4] - '0') << 8)
- | ((tmp[6] - '0') << 4)
- | (tmp[7] - '0');
-
- tmp[SYMBOL_MAX_VER_LEN] = '\0';
- }
-
- if (fw_name)
- snprintf(fw_name, fw_name_len, "Symbol %s", tmp);
-
- priv->has_ibss = (firmver >= 0x20000);
- priv->has_wep = (firmver >= 0x15012);
- priv->has_big_wep = (firmver >= 0x20000);
- priv->has_pm = (firmver >= 0x20000 && firmver < 0x22000) ||
- (firmver >= 0x29000 && firmver < 0x30000) ||
- firmver >= 0x31000;
- priv->has_preamble = (firmver >= 0x20000);
- priv->ibss_port = 4;
-
- /* Symbol firmware is found on various cards, but
- * there has been no attempt to check firmware
- * download on non-spectrum_cs based cards.
- *
- * Given that the Agere firmware download works
- * differently, we should avoid doing a firmware
- * download with the Symbol algorithm on non-spectrum
- * cards.
- *
- * For now we can identify a spectrum_cs based card
- * because it has a firmware reset function.
- */
- priv->do_fw_download = (priv->stop_fw != NULL);
-
- priv->broken_disableport = (firmver == 0x25013) ||
- (firmver >= 0x30000 && firmver <= 0x31000);
- priv->has_hostscan = (firmver >= 0x31001) ||
- (firmver >= 0x29057 && firmver < 0x30000);
- /* Tested with Intel firmware : 0x20015 => Jean II */
- /* Tested with 3Com firmware : 0x15012 & 0x22001 => Jean II */
- break;
- case FIRMWARE_TYPE_INTERSIL:
- /* D-Link, Linksys, Adtron, ZoomAir, and many others...
- * Samsung, Compaq 100/200 and Proxim are slightly
- * different and less well tested */
- /* D-Link MAC : 00:40:05:* */
- /* Addtron MAC : 00:90:D1:* */
- if (fw_name)
- snprintf(fw_name, fw_name_len, "Intersil %d.%d.%d",
- sta_id.major, sta_id.minor, sta_id.variant);
-
- firmver = ((unsigned long)sta_id.major << 16) |
- ((unsigned long)sta_id.minor << 8) | sta_id.variant;
-
- priv->has_ibss = (firmver >= 0x000700); /* FIXME */
- priv->has_big_wep = priv->has_wep = (firmver >= 0x000800);
- priv->has_pm = (firmver >= 0x000700);
- priv->has_hostscan = (firmver >= 0x010301);
-
- if (firmver >= 0x000800)
- priv->ibss_port = 0;
- else {
- dev_notice(dev, "Intersil firmware earlier than v0.8.x"
- " - several features not supported\n");
- priv->ibss_port = 1;
- }
- break;
- }
- if (fw_name)
- dev_info(dev, "Firmware determined as %s\n", fw_name);
-
-#ifndef CONFIG_HERMES_PRISM
- if (priv->firmware_type == FIRMWARE_TYPE_INTERSIL) {
- dev_err(dev, "Support for Prism chipset is not enabled\n");
- return -ENODEV;
- }
-#endif
-
- return 0;
-}
-
-/* Read settings from EEPROM into our private structure.
- * MAC address gets dropped into callers buffer
- * Can be called before netdev registration.
- */
-int orinoco_hw_read_card_settings(struct orinoco_private *priv, u8 *dev_addr)
-{
- struct device *dev = priv->dev;
- struct hermes_idstring nickbuf;
- struct hermes *hw = &priv->hw;
- int len;
- int err;
- u16 reclen;
-
- /* Get the MAC address */
- err = hw->ops->read_ltv_pr(hw, USER_BAP, HERMES_RID_CNFOWNMACADDR,
- ETH_ALEN, NULL, dev_addr);
- if (err) {
- dev_warn(dev, "Failed to read MAC address!\n");
- goto out;
- }
-
- dev_dbg(dev, "MAC address %pM\n", dev_addr);
-
- /* Get the station name */
- err = hw->ops->read_ltv_pr(hw, USER_BAP, HERMES_RID_CNFOWNNAME,
- sizeof(nickbuf), &reclen, &nickbuf);
- if (err) {
- dev_err(dev, "failed to read station name\n");
- goto out;
- }
- if (nickbuf.len)
- len = min(IW_ESSID_MAX_SIZE, (int)le16_to_cpu(nickbuf.len));
- else
- len = min(IW_ESSID_MAX_SIZE, 2 * reclen);
- memcpy(priv->nick, &nickbuf.val, len);
- priv->nick[len] = '\0';
-
- dev_dbg(dev, "Station name \"%s\"\n", priv->nick);
-
- /* Get allowed channels */
- err = hermes_read_wordrec_pr(hw, USER_BAP, HERMES_RID_CHANNELLIST,
- &priv->channel_mask);
- if (err) {
- dev_err(dev, "Failed to read channel list!\n");
- goto out;
- }
-
- /* Get initial AP density */
- err = hermes_read_wordrec_pr(hw, USER_BAP, HERMES_RID_CNFSYSTEMSCALE,
- &priv->ap_density);
- if (err || priv->ap_density < 1 || priv->ap_density > 3)
- priv->has_sensitivity = 0;
-
- /* Get initial RTS threshold */
- err = hermes_read_wordrec_pr(hw, USER_BAP, HERMES_RID_CNFRTSTHRESHOLD,
- &priv->rts_thresh);
- if (err) {
- dev_err(dev, "Failed to read RTS threshold!\n");
- goto out;
- }
-
- /* Get initial fragmentation settings */
- if (priv->has_mwo)
- err = hermes_read_wordrec_pr(hw, USER_BAP,
- HERMES_RID_CNFMWOROBUST_AGERE,
- &priv->mwo_robust);
- else
- err = hermes_read_wordrec_pr(hw, USER_BAP,
- HERMES_RID_CNFFRAGMENTATIONTHRESHOLD,
- &priv->frag_thresh);
- if (err) {
- dev_err(dev, "Failed to read fragmentation settings!\n");
- goto out;
- }
-
- /* Power management setup */
- if (priv->has_pm) {
- priv->pm_on = 0;
- priv->pm_mcast = 1;
- err = hermes_read_wordrec_pr(hw, USER_BAP,
- HERMES_RID_CNFMAXSLEEPDURATION,
- &priv->pm_period);
- if (err) {
- dev_err(dev, "Failed to read power management "
- "period!\n");
- goto out;
- }
- err = hermes_read_wordrec_pr(hw, USER_BAP,
- HERMES_RID_CNFPMHOLDOVERDURATION,
- &priv->pm_timeout);
- if (err) {
- dev_err(dev, "Failed to read power management "
- "timeout!\n");
- goto out;
- }
- }
-
- /* Preamble setup */
- if (priv->has_preamble) {
- err = hermes_read_wordrec_pr(hw, USER_BAP,
- HERMES_RID_CNFPREAMBLE_SYMBOL,
- &priv->preamble);
- if (err) {
- dev_err(dev, "Failed to read preamble setup\n");
- goto out;
- }
- }
-
- /* Retry settings */
- err = hermes_read_wordrec_pr(hw, USER_BAP, HERMES_RID_SHORTRETRYLIMIT,
- &priv->short_retry_limit);
- if (err) {
- dev_err(dev, "Failed to read short retry limit\n");
- goto out;
- }
-
- err = hermes_read_wordrec_pr(hw, USER_BAP, HERMES_RID_LONGRETRYLIMIT,
- &priv->long_retry_limit);
- if (err) {
- dev_err(dev, "Failed to read long retry limit\n");
- goto out;
- }
-
- err = hermes_read_wordrec_pr(hw, USER_BAP, HERMES_RID_MAXTRANSMITLIFETIME,
- &priv->retry_lifetime);
- if (err) {
- dev_err(dev, "Failed to read max retry lifetime\n");
- goto out;
- }
-
-out:
- return err;
-}
-
-/* Can be called before netdev registration */
-int orinoco_hw_allocate_fid(struct orinoco_private *priv)
-{
- struct device *dev = priv->dev;
- struct hermes *hw = &priv->hw;
- int err;
-
- err = hw->ops->allocate(hw, priv->nicbuf_size, &priv->txfid);
- if (err == -EIO && priv->nicbuf_size > TX_NICBUF_SIZE_BUG) {
- /* Try workaround for old Symbol firmware bug */
- priv->nicbuf_size = TX_NICBUF_SIZE_BUG;
- err = hw->ops->allocate(hw, priv->nicbuf_size, &priv->txfid);
-
- dev_warn(dev, "Firmware ALLOC bug detected "
- "(old Symbol firmware?). Work around %s\n",
- err ? "failed!" : "ok.");
- }
-
- return err;
-}
-
-int orinoco_get_bitratemode(int bitrate, int automatic)
-{
- int ratemode = -1;
- int i;
-
- if ((bitrate != 10) && (bitrate != 20) &&
- (bitrate != 55) && (bitrate != 110))
- return ratemode;
-
- for (i = 0; i < BITRATE_TABLE_SIZE; i++) {
- if ((bitrate_table[i].bitrate == bitrate) &&
- (bitrate_table[i].automatic == automatic)) {
- ratemode = i;
- break;
- }
- }
- return ratemode;
-}
-
-void orinoco_get_ratemode_cfg(int ratemode, int *bitrate, int *automatic)
-{
- BUG_ON((ratemode < 0) || (ratemode >= BITRATE_TABLE_SIZE));
-
- *bitrate = bitrate_table[ratemode].bitrate * 100000;
- *automatic = bitrate_table[ratemode].automatic;
-}
-
-int orinoco_hw_program_rids(struct orinoco_private *priv)
-{
- struct net_device *dev = priv->ndev;
- struct wireless_dev *wdev = netdev_priv(dev);
- struct hermes *hw = &priv->hw;
- int err;
- struct hermes_idstring idbuf;
-
- /* Set the MAC address */
- err = hw->ops->write_ltv(hw, USER_BAP, HERMES_RID_CNFOWNMACADDR,
- HERMES_BYTES_TO_RECLEN(ETH_ALEN),
- dev->dev_addr);
- if (err) {
- printk(KERN_ERR "%s: Error %d setting MAC address\n",
- dev->name, err);
- return err;
- }
-
- /* Set up the link mode */
- err = hermes_write_wordrec(hw, USER_BAP, HERMES_RID_CNFPORTTYPE,
- priv->port_type);
- if (err) {
- printk(KERN_ERR "%s: Error %d setting port type\n",
- dev->name, err);
- return err;
- }
- /* Set the channel/frequency */
- if (priv->channel != 0 && priv->iw_mode != NL80211_IFTYPE_STATION) {
- err = hermes_write_wordrec(hw, USER_BAP,
- HERMES_RID_CNFOWNCHANNEL,
- priv->channel);
- if (err) {
- printk(KERN_ERR "%s: Error %d setting channel %d\n",
- dev->name, err, priv->channel);
- return err;
- }
- }
-
- if (priv->has_ibss) {
- u16 createibss;
-
- if ((strlen(priv->desired_essid) == 0) && (priv->createibss)) {
- printk(KERN_WARNING "%s: This firmware requires an "
- "ESSID in IBSS-Ad-Hoc mode.\n", dev->name);
- /* With wvlan_cs, in this case, we would crash.
- * hopefully, this driver will behave better...
- * Jean II */
- createibss = 0;
- } else {
- createibss = priv->createibss;
- }
-
- err = hermes_write_wordrec(hw, USER_BAP,
- HERMES_RID_CNFCREATEIBSS,
- createibss);
- if (err) {
- printk(KERN_ERR "%s: Error %d setting CREATEIBSS\n",
- dev->name, err);
- return err;
- }
- }
-
- /* Set the desired BSSID */
- err = __orinoco_hw_set_wap(priv);
- if (err) {
- printk(KERN_ERR "%s: Error %d setting AP address\n",
- dev->name, err);
- return err;
- }
-
- /* Set the desired ESSID */
- idbuf.len = cpu_to_le16(strlen(priv->desired_essid));
- memcpy(&idbuf.val, priv->desired_essid, sizeof(idbuf.val));
- /* WinXP wants partner to configure OWNSSID even in IBSS mode. (jimc) */
- err = hw->ops->write_ltv(hw, USER_BAP, HERMES_RID_CNFOWNSSID,
- HERMES_BYTES_TO_RECLEN(strlen(priv->desired_essid) + 2),
- &idbuf);
- if (err) {
- printk(KERN_ERR "%s: Error %d setting OWNSSID\n",
- dev->name, err);
- return err;
- }
- err = hw->ops->write_ltv(hw, USER_BAP, HERMES_RID_CNFDESIREDSSID,
- HERMES_BYTES_TO_RECLEN(strlen(priv->desired_essid) + 2),
- &idbuf);
- if (err) {
- printk(KERN_ERR "%s: Error %d setting DESIREDSSID\n",
- dev->name, err);
- return err;
- }
-
- /* Set the station name */
- idbuf.len = cpu_to_le16(strlen(priv->nick));
- memcpy(&idbuf.val, priv->nick, sizeof(idbuf.val));
- err = hw->ops->write_ltv(hw, USER_BAP, HERMES_RID_CNFOWNNAME,
- HERMES_BYTES_TO_RECLEN(strlen(priv->nick) + 2),
- &idbuf);
- if (err) {
- printk(KERN_ERR "%s: Error %d setting nickname\n",
- dev->name, err);
- return err;
- }
-
- /* Set AP density */
- if (priv->has_sensitivity) {
- err = hermes_write_wordrec(hw, USER_BAP,
- HERMES_RID_CNFSYSTEMSCALE,
- priv->ap_density);
- if (err) {
- printk(KERN_WARNING "%s: Error %d setting SYSTEMSCALE. "
- "Disabling sensitivity control\n",
- dev->name, err);
-
- priv->has_sensitivity = 0;
- }
- }
-
- /* Set RTS threshold */
- err = hermes_write_wordrec(hw, USER_BAP, HERMES_RID_CNFRTSTHRESHOLD,
- priv->rts_thresh);
- if (err) {
- printk(KERN_ERR "%s: Error %d setting RTS threshold\n",
- dev->name, err);
- return err;
- }
-
- /* Set fragmentation threshold or MWO robustness */
- if (priv->has_mwo)
- err = hermes_write_wordrec(hw, USER_BAP,
- HERMES_RID_CNFMWOROBUST_AGERE,
- priv->mwo_robust);
- else
- err = hermes_write_wordrec(hw, USER_BAP,
- HERMES_RID_CNFFRAGMENTATIONTHRESHOLD,
- priv->frag_thresh);
- if (err) {
- printk(KERN_ERR "%s: Error %d setting fragmentation\n",
- dev->name, err);
- return err;
- }
-
- /* Set bitrate */
- err = __orinoco_hw_set_bitrate(priv);
- if (err) {
- printk(KERN_ERR "%s: Error %d setting bitrate\n",
- dev->name, err);
- return err;
- }
-
- /* Set power management */
- if (priv->has_pm) {
- err = hermes_write_wordrec(hw, USER_BAP,
- HERMES_RID_CNFPMENABLED,
- priv->pm_on);
- if (err) {
- printk(KERN_ERR "%s: Error %d setting up PM\n",
- dev->name, err);
- return err;
- }
-
- err = hermes_write_wordrec(hw, USER_BAP,
- HERMES_RID_CNFMULTICASTRECEIVE,
- priv->pm_mcast);
- if (err) {
- printk(KERN_ERR "%s: Error %d setting up PM\n",
- dev->name, err);
- return err;
- }
- err = hermes_write_wordrec(hw, USER_BAP,
- HERMES_RID_CNFMAXSLEEPDURATION,
- priv->pm_period);
- if (err) {
- printk(KERN_ERR "%s: Error %d setting up PM\n",
- dev->name, err);
- return err;
- }
- err = hermes_write_wordrec(hw, USER_BAP,
- HERMES_RID_CNFPMHOLDOVERDURATION,
- priv->pm_timeout);
- if (err) {
- printk(KERN_ERR "%s: Error %d setting up PM\n",
- dev->name, err);
- return err;
- }
- }
-
- /* Set preamble - only for Symbol so far... */
- if (priv->has_preamble) {
- err = hermes_write_wordrec(hw, USER_BAP,
- HERMES_RID_CNFPREAMBLE_SYMBOL,
- priv->preamble);
- if (err) {
- printk(KERN_ERR "%s: Error %d setting preamble\n",
- dev->name, err);
- return err;
- }
- }
-
- /* Set up encryption */
- if (priv->has_wep || priv->has_wpa) {
- err = __orinoco_hw_setup_enc(priv);
- if (err) {
- printk(KERN_ERR "%s: Error %d activating encryption\n",
- dev->name, err);
- return err;
- }
- }
-
- if (priv->iw_mode == NL80211_IFTYPE_MONITOR) {
- /* Enable monitor mode */
- dev->type = ARPHRD_IEEE80211;
- err = hw->ops->cmd_wait(hw, HERMES_CMD_TEST |
- HERMES_TEST_MONITOR, 0, NULL);
- } else {
- /* Disable monitor mode */
- dev->type = ARPHRD_ETHER;
- err = hw->ops->cmd_wait(hw, HERMES_CMD_TEST |
- HERMES_TEST_STOP, 0, NULL);
- }
- if (err)
- return err;
-
- /* Reset promiscuity / multicast*/
- priv->promiscuous = 0;
- priv->mc_count = 0;
-
- /* Record mode change */
- wdev->iftype = priv->iw_mode;
-
- return 0;
-}
-
-/* Get tsc from the firmware */
-int orinoco_hw_get_tkip_iv(struct orinoco_private *priv, int key, u8 *tsc)
-{
- struct hermes *hw = &priv->hw;
- int err = 0;
- u8 tsc_arr[4][ORINOCO_SEQ_LEN];
-
- if ((key < 0) || (key >= 4))
- return -EINVAL;
-
- err = hw->ops->read_ltv(hw, USER_BAP, HERMES_RID_CURRENT_TKIP_IV,
- sizeof(tsc_arr), NULL, &tsc_arr);
- if (!err)
- memcpy(tsc, &tsc_arr[key][0], sizeof(tsc_arr[0]));
-
- return err;
-}
-
-int __orinoco_hw_set_bitrate(struct orinoco_private *priv)
-{
- struct hermes *hw = &priv->hw;
- int ratemode = priv->bitratemode;
- int err = 0;
-
- if (ratemode >= BITRATE_TABLE_SIZE) {
- printk(KERN_ERR "%s: BUG: Invalid bitrate mode %d\n",
- priv->ndev->name, ratemode);
- return -EINVAL;
- }
-
- switch (priv->firmware_type) {
- case FIRMWARE_TYPE_AGERE:
- err = hermes_write_wordrec(hw, USER_BAP,
- HERMES_RID_CNFTXRATECONTROL,
- bitrate_table[ratemode].agere_txratectrl);
- break;
- case FIRMWARE_TYPE_INTERSIL:
- case FIRMWARE_TYPE_SYMBOL:
- err = hermes_write_wordrec(hw, USER_BAP,
- HERMES_RID_CNFTXRATECONTROL,
- bitrate_table[ratemode].intersil_txratectrl);
- break;
- default:
- BUG();
- }
-
- return err;
-}
-
-int orinoco_hw_get_act_bitrate(struct orinoco_private *priv, int *bitrate)
-{
- struct hermes *hw = &priv->hw;
- int i;
- int err = 0;
- u16 val;
-
- err = hermes_read_wordrec(hw, USER_BAP,
- HERMES_RID_CURRENTTXRATE, &val);
- if (err)
- return err;
-
- switch (priv->firmware_type) {
- case FIRMWARE_TYPE_AGERE: /* Lucent style rate */
- /* Note : in Lucent firmware, the return value of
- * HERMES_RID_CURRENTTXRATE is the bitrate in Mb/s,
- * and therefore is totally different from the
- * encoding of HERMES_RID_CNFTXRATECONTROL.
- * Don't forget that 6Mb/s is really 5.5Mb/s */
- if (val == 6)
- *bitrate = 5500000;
- else
- *bitrate = val * 1000000;
- break;
- case FIRMWARE_TYPE_INTERSIL: /* Intersil style rate */
- case FIRMWARE_TYPE_SYMBOL: /* Symbol style rate */
- for (i = 0; i < BITRATE_TABLE_SIZE; i++)
- if (bitrate_table[i].intersil_txratectrl == val) {
- *bitrate = bitrate_table[i].bitrate * 100000;
- break;
- }
-
- if (i >= BITRATE_TABLE_SIZE) {
- printk(KERN_INFO "%s: Unable to determine current bitrate (0x%04hx)\n",
- priv->ndev->name, val);
- err = -EIO;
- }
-
- break;
- default:
- BUG();
- }
-
- return err;
-}
-
-/* Set fixed AP address */
-int __orinoco_hw_set_wap(struct orinoco_private *priv)
-{
- int roaming_flag;
- int err = 0;
- struct hermes *hw = &priv->hw;
-
- switch (priv->firmware_type) {
- case FIRMWARE_TYPE_AGERE:
- /* not supported */
- break;
- case FIRMWARE_TYPE_INTERSIL:
- if (priv->bssid_fixed)
- roaming_flag = 2;
- else
- roaming_flag = 1;
-
- err = hermes_write_wordrec(hw, USER_BAP,
- HERMES_RID_CNFROAMINGMODE,
- roaming_flag);
- break;
- case FIRMWARE_TYPE_SYMBOL:
- err = HERMES_WRITE_RECORD(hw, USER_BAP,
- HERMES_RID_CNFMANDATORYBSSID_SYMBOL,
- &priv->desired_bssid);
- break;
- }
- return err;
-}
-
-/* Change the WEP keys and/or the current keys. Can be called
- * either from __orinoco_hw_setup_enc() or directly from
- * orinoco_ioctl_setiwencode(). In the later case the association
- * with the AP is not broken (if the firmware can handle it),
- * which is needed for 802.1x implementations. */
-int __orinoco_hw_setup_wepkeys(struct orinoco_private *priv)
-{
- struct hermes *hw = &priv->hw;
- int err = 0;
- int i;
-
- switch (priv->firmware_type) {
- case FIRMWARE_TYPE_AGERE:
- {
- struct orinoco_key keys[ORINOCO_MAX_KEYS];
-
- memset(&keys, 0, sizeof(keys));
- for (i = 0; i < ORINOCO_MAX_KEYS; i++) {
- int len = min(priv->keys[i].key_len,
- ORINOCO_MAX_KEY_SIZE);
- memcpy(&keys[i].data, priv->keys[i].key, len);
- if (len > SMALL_KEY_SIZE)
- keys[i].len = cpu_to_le16(LARGE_KEY_SIZE);
- else if (len > 0)
- keys[i].len = cpu_to_le16(SMALL_KEY_SIZE);
- else
- keys[i].len = cpu_to_le16(0);
- }
-
- err = HERMES_WRITE_RECORD(hw, USER_BAP,
- HERMES_RID_CNFWEPKEYS_AGERE,
- &keys);
- if (err)
- return err;
- err = hermes_write_wordrec(hw, USER_BAP,
- HERMES_RID_CNFTXKEY_AGERE,
- priv->tx_key);
- if (err)
- return err;
- break;
- }
- case FIRMWARE_TYPE_INTERSIL:
- case FIRMWARE_TYPE_SYMBOL:
- {
- int keylen;
-
- /* Force uniform key length to work around
- * firmware bugs */
- keylen = priv->keys[priv->tx_key].key_len;
-
- if (keylen > LARGE_KEY_SIZE) {
- printk(KERN_ERR "%s: BUG: Key %d has oversize length %d.\n",
- priv->ndev->name, priv->tx_key, keylen);
- return -E2BIG;
- } else if (keylen > SMALL_KEY_SIZE)
- keylen = LARGE_KEY_SIZE;
- else if (keylen > 0)
- keylen = SMALL_KEY_SIZE;
- else
- keylen = 0;
-
- /* Write all 4 keys */
- for (i = 0; i < ORINOCO_MAX_KEYS; i++) {
- u8 key[LARGE_KEY_SIZE] = { 0 };
-
- memcpy(key, priv->keys[i].key,
- priv->keys[i].key_len);
-
- err = hw->ops->write_ltv(hw, USER_BAP,
- HERMES_RID_CNFDEFAULTKEY0 + i,
- HERMES_BYTES_TO_RECLEN(keylen),
- key);
- if (err)
- return err;
- }
-
- /* Write the index of the key used in transmission */
- err = hermes_write_wordrec(hw, USER_BAP,
- HERMES_RID_CNFWEPDEFAULTKEYID,
- priv->tx_key);
- if (err)
- return err;
- }
- break;
- }
-
- return 0;
-}
-
-int __orinoco_hw_setup_enc(struct orinoco_private *priv)
-{
- struct hermes *hw = &priv->hw;
- int err = 0;
- int master_wep_flag;
- int auth_flag;
- int enc_flag;
-
- /* Setup WEP keys */
- if (priv->encode_alg == ORINOCO_ALG_WEP)
- __orinoco_hw_setup_wepkeys(priv);
-
- if (priv->wep_restrict)
- auth_flag = HERMES_AUTH_SHARED_KEY;
- else
- auth_flag = HERMES_AUTH_OPEN;
-
- if (priv->wpa_enabled)
- enc_flag = 2;
- else if (priv->encode_alg == ORINOCO_ALG_WEP)
- enc_flag = 1;
- else
- enc_flag = 0;
-
- switch (priv->firmware_type) {
- case FIRMWARE_TYPE_AGERE: /* Agere style WEP */
- if (priv->encode_alg == ORINOCO_ALG_WEP) {
- /* Enable the shared-key authentication. */
- err = hermes_write_wordrec(hw, USER_BAP,
- HERMES_RID_CNFAUTHENTICATION_AGERE,
- auth_flag);
- if (err)
- return err;
- }
- err = hermes_write_wordrec(hw, USER_BAP,
- HERMES_RID_CNFWEPENABLED_AGERE,
- enc_flag);
- if (err)
- return err;
-
- if (priv->has_wpa) {
- /* Set WPA key management */
- err = hermes_write_wordrec(hw, USER_BAP,
- HERMES_RID_CNFSETWPAAUTHMGMTSUITE_AGERE,
- priv->key_mgmt);
- if (err)
- return err;
- }
-
- break;
-
- case FIRMWARE_TYPE_INTERSIL: /* Intersil style WEP */
- case FIRMWARE_TYPE_SYMBOL: /* Symbol style WEP */
- if (priv->encode_alg == ORINOCO_ALG_WEP) {
- if (priv->wep_restrict ||
- (priv->firmware_type == FIRMWARE_TYPE_SYMBOL))
- master_wep_flag = HERMES_WEP_PRIVACY_INVOKED |
- HERMES_WEP_EXCL_UNENCRYPTED;
- else
- master_wep_flag = HERMES_WEP_PRIVACY_INVOKED;
-
- err = hermes_write_wordrec(hw, USER_BAP,
- HERMES_RID_CNFAUTHENTICATION,
- auth_flag);
- if (err)
- return err;
- } else
- master_wep_flag = 0;
-
- if (priv->iw_mode == NL80211_IFTYPE_MONITOR)
- master_wep_flag |= HERMES_WEP_HOST_DECRYPT;
-
- /* Master WEP setting : on/off */
- err = hermes_write_wordrec(hw, USER_BAP,
- HERMES_RID_CNFWEPFLAGS_INTERSIL,
- master_wep_flag);
- if (err)
- return err;
-
- break;
- }
-
- return 0;
-}
-
-/* key must be 32 bytes, including the tx and rx MIC keys.
- * rsc must be NULL or up to 8 bytes
- * tsc must be NULL or up to 8 bytes
- */
-int __orinoco_hw_set_tkip_key(struct orinoco_private *priv, int key_idx,
- int set_tx, const u8 *key, size_t key_len,
- const u8 *rsc, size_t rsc_len,
- const u8 *tsc, size_t tsc_len)
-{
- struct {
- __le16 idx;
- u8 rsc[ORINOCO_SEQ_LEN];
- struct {
- u8 key[TKIP_KEYLEN];
- u8 tx_mic[MIC_KEYLEN];
- u8 rx_mic[MIC_KEYLEN];
- } tkip;
- u8 tsc[ORINOCO_SEQ_LEN];
- } __packed buf;
- struct hermes *hw = &priv->hw;
- int ret;
- int err;
- int k;
- u16 xmitting;
-
- key_idx &= 0x3;
-
- if (set_tx)
- key_idx |= 0x8000;
-
- buf.idx = cpu_to_le16(key_idx);
- if (key_len != sizeof(buf.tkip))
- return -EINVAL;
- memcpy(&buf.tkip, key, sizeof(buf.tkip));
-
- if (rsc_len > sizeof(buf.rsc))
- rsc_len = sizeof(buf.rsc);
-
- if (tsc_len > sizeof(buf.tsc))
- tsc_len = sizeof(buf.tsc);
-
- memset(buf.rsc, 0, sizeof(buf.rsc));
- memset(buf.tsc, 0, sizeof(buf.tsc));
-
- if (rsc != NULL)
- memcpy(buf.rsc, rsc, rsc_len);
-
- if (tsc != NULL)
- memcpy(buf.tsc, tsc, tsc_len);
- else
- buf.tsc[4] = 0x10;
-
- /* Wait up to 100ms for tx queue to empty */
- for (k = 100; k > 0; k--) {
- udelay(1000);
- ret = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_TXQUEUEEMPTY,
- &xmitting);
- if (ret || !xmitting)
- break;
- }
-
- if (k == 0)
- ret = -ETIMEDOUT;
-
- err = HERMES_WRITE_RECORD(hw, USER_BAP,
- HERMES_RID_CNFADDDEFAULTTKIPKEY_AGERE,
- &buf);
-
- return ret ? ret : err;
-}
-
-int orinoco_clear_tkip_key(struct orinoco_private *priv, int key_idx)
-{
- struct hermes *hw = &priv->hw;
- int err;
-
- err = hermes_write_wordrec(hw, USER_BAP,
- HERMES_RID_CNFREMDEFAULTTKIPKEY_AGERE,
- key_idx);
- if (err)
- printk(KERN_WARNING "%s: Error %d clearing TKIP key %d\n",
- priv->ndev->name, err, key_idx);
- return err;
-}
-
-int __orinoco_hw_set_multicast_list(struct orinoco_private *priv,
- struct net_device *dev,
- int mc_count, int promisc)
-{
- struct hermes *hw = &priv->hw;
- int err = 0;
-
- if (promisc != priv->promiscuous) {
- err = hermes_write_wordrec(hw, USER_BAP,
- HERMES_RID_CNFPROMISCUOUSMODE,
- promisc);
- if (err) {
- printk(KERN_ERR "%s: Error %d setting PROMISCUOUSMODE to 1.\n",
- priv->ndev->name, err);
- } else
- priv->promiscuous = promisc;
- }
-
- /* If we're not in promiscuous mode, then we need to set the
- * group address if either we want to multicast, or if we were
- * multicasting and want to stop */
- if (!promisc && (mc_count || priv->mc_count)) {
- struct netdev_hw_addr *ha;
- struct hermes_multicast mclist;
- int i = 0;
-
- netdev_for_each_mc_addr(ha, dev) {
- if (i == mc_count)
- break;
- memcpy(mclist.addr[i++], ha->addr, ETH_ALEN);
- }
-
- err = hw->ops->write_ltv(hw, USER_BAP,
- HERMES_RID_CNFGROUPADDRESSES,
- HERMES_BYTES_TO_RECLEN(mc_count * ETH_ALEN),
- &mclist);
- if (err)
- printk(KERN_ERR "%s: Error %d setting multicast list.\n",
- priv->ndev->name, err);
- else
- priv->mc_count = mc_count;
- }
- return err;
-}
-
-/* Return : < 0 -> error code ; >= 0 -> length */
-int orinoco_hw_get_essid(struct orinoco_private *priv, int *active,
- char buf[IW_ESSID_MAX_SIZE + 1])
-{
- struct hermes *hw = &priv->hw;
- int err = 0;
- struct hermes_idstring essidbuf;
- char *p = (char *)(&essidbuf.val);
- int len;
- unsigned long flags;
-
- if (orinoco_lock(priv, &flags) != 0)
- return -EBUSY;
-
- if (strlen(priv->desired_essid) > 0) {
- /* We read the desired SSID from the hardware rather
- than from priv->desired_essid, just in case the
- firmware is allowed to change it on us. I'm not
- sure about this */
- /* My guess is that the OWNSSID should always be whatever
- * we set to the card, whereas CURRENT_SSID is the one that
- * may change... - Jean II */
- u16 rid;
-
- *active = 1;
-
- rid = (priv->port_type == 3) ? HERMES_RID_CNFOWNSSID :
- HERMES_RID_CNFDESIREDSSID;
-
- err = hw->ops->read_ltv(hw, USER_BAP, rid, sizeof(essidbuf),
- NULL, &essidbuf);
- if (err)
- goto fail_unlock;
- } else {
- *active = 0;
-
- err = hw->ops->read_ltv(hw, USER_BAP, HERMES_RID_CURRENTSSID,
- sizeof(essidbuf), NULL, &essidbuf);
- if (err)
- goto fail_unlock;
- }
-
- len = le16_to_cpu(essidbuf.len);
- BUG_ON(len > IW_ESSID_MAX_SIZE);
-
- memset(buf, 0, IW_ESSID_MAX_SIZE);
- memcpy(buf, p, len);
- err = len;
-
- fail_unlock:
- orinoco_unlock(priv, &flags);
-
- return err;
-}
-
-int orinoco_hw_get_freq(struct orinoco_private *priv)
-{
- struct hermes *hw = &priv->hw;
- int err = 0;
- u16 channel;
- int freq = 0;
- unsigned long flags;
-
- if (orinoco_lock(priv, &flags) != 0)
- return -EBUSY;
-
- err = hermes_read_wordrec(hw, USER_BAP, HERMES_RID_CURRENTCHANNEL,
- &channel);
- if (err)
- goto out;
-
- /* Intersil firmware 1.3.5 returns 0 when the interface is down */
- if (channel == 0) {
- err = -EBUSY;
- goto out;
- }
-
- if ((channel < 1) || (channel > NUM_CHANNELS)) {
- printk(KERN_WARNING "%s: Channel out of range (%d)!\n",
- priv->ndev->name, channel);
- err = -EBUSY;
- goto out;
-
- }
- freq = ieee80211_channel_to_frequency(channel, NL80211_BAND_2GHZ);
-
- out:
- orinoco_unlock(priv, &flags);
-
- if (err > 0)
- err = -EBUSY;
- return err ? err : freq;
-}
-
-int orinoco_hw_get_bitratelist(struct orinoco_private *priv,
- int *numrates, s32 *rates, int max)
-{
- struct hermes *hw = &priv->hw;
- struct hermes_idstring list;
- unsigned char *p = (unsigned char *)&list.val;
- int err = 0;
- int num;
- int i;
- unsigned long flags;
-
- if (orinoco_lock(priv, &flags) != 0)
- return -EBUSY;
-
- err = hw->ops->read_ltv(hw, USER_BAP, HERMES_RID_SUPPORTEDDATARATES,
- sizeof(list), NULL, &list);
- orinoco_unlock(priv, &flags);
-
- if (err)
- return err;
-
- num = le16_to_cpu(list.len);
- *numrates = num;
- num = min(num, max);
-
- for (i = 0; i < num; i++)
- rates[i] = (p[i] & 0x7f) * 500000; /* convert to bps */
-
- return 0;
-}
-
-int orinoco_hw_trigger_scan(struct orinoco_private *priv,
- const struct cfg80211_ssid *ssid)
-{
- struct net_device *dev = priv->ndev;
- struct hermes *hw = &priv->hw;
- unsigned long flags;
- int err = 0;
-
- if (orinoco_lock(priv, &flags) != 0)
- return -EBUSY;
-
- /* Scanning with port 0 disabled would fail */
- if (!netif_running(dev)) {
- err = -ENETDOWN;
- goto out;
- }
-
- /* In monitor mode, the scan results are always empty.
- * Probe responses are passed to the driver as received
- * frames and could be processed in software. */
- if (priv->iw_mode == NL80211_IFTYPE_MONITOR) {
- err = -EOPNOTSUPP;
- goto out;
- }
-
- if (priv->has_hostscan) {
- switch (priv->firmware_type) {
- case FIRMWARE_TYPE_SYMBOL:
- err = hermes_write_wordrec(hw, USER_BAP,
- HERMES_RID_CNFHOSTSCAN_SYMBOL,
- HERMES_HOSTSCAN_SYMBOL_ONCE |
- HERMES_HOSTSCAN_SYMBOL_BCAST);
- break;
- case FIRMWARE_TYPE_INTERSIL: {
- __le16 req[3];
-
- req[0] = cpu_to_le16(0x3fff); /* All channels */
- req[1] = cpu_to_le16(0x0001); /* rate 1 Mbps */
- req[2] = 0; /* Any ESSID */
- err = HERMES_WRITE_RECORD(hw, USER_BAP,
- HERMES_RID_CNFHOSTSCAN, &req);
- break;
- }
- case FIRMWARE_TYPE_AGERE:
- if (ssid->ssid_len > 0) {
- struct hermes_idstring idbuf;
- size_t len = ssid->ssid_len;
-
- idbuf.len = cpu_to_le16(len);
- memcpy(idbuf.val, ssid->ssid, len);
-
- err = hw->ops->write_ltv(hw, USER_BAP,
- HERMES_RID_CNFSCANSSID_AGERE,
- HERMES_BYTES_TO_RECLEN(len + 2),
- &idbuf);
- } else
- err = hermes_write_wordrec(hw, USER_BAP,
- HERMES_RID_CNFSCANSSID_AGERE,
- 0); /* Any ESSID */
- if (err)
- break;
-
- if (priv->has_ext_scan) {
- err = hermes_write_wordrec(hw, USER_BAP,
- HERMES_RID_CNFSCANCHANNELS2GHZ,
- 0x7FFF);
- if (err)
- goto out;
-
- err = hermes_inquire(hw,
- HERMES_INQ_CHANNELINFO);
- } else
- err = hermes_inquire(hw, HERMES_INQ_SCAN);
-
- break;
- }
- } else
- err = hermes_inquire(hw, HERMES_INQ_SCAN);
-
- out:
- orinoco_unlock(priv, &flags);
-
- return err;
-}
-
-/* Disassociate from node with BSSID addr */
-int orinoco_hw_disassociate(struct orinoco_private *priv,
- u8 *addr, u16 reason_code)
-{
- struct hermes *hw = &priv->hw;
- int err;
-
- struct {
- u8 addr[ETH_ALEN];
- __le16 reason_code;
- } __packed buf;
-
- /* Currently only supported by WPA enabled Agere fw */
- if (!priv->has_wpa)
- return -EOPNOTSUPP;
-
- memcpy(buf.addr, addr, ETH_ALEN);
- buf.reason_code = cpu_to_le16(reason_code);
- err = HERMES_WRITE_RECORD(hw, USER_BAP,
- HERMES_RID_CNFDISASSOCIATE,
- &buf);
- return err;
-}
-
-int orinoco_hw_get_current_bssid(struct orinoco_private *priv,
- u8 *addr)
-{
- struct hermes *hw = &priv->hw;
- int err;
-
- err = hw->ops->read_ltv(hw, USER_BAP, HERMES_RID_CURRENTBSSID,
- ETH_ALEN, NULL, addr);
-
- return err;
-}
generated by cgit (git 2.34.1) at 2024-05-29 11:04:34 +0000