Index: chromeos/compat-wireless/drivers/net/wireless/orinoco/hw.c |
diff --git a/chromeos/compat-wireless/drivers/net/wireless/orinoco/hw.c b/chromeos/compat-wireless/drivers/net/wireless/orinoco/hw.c |
new file mode 100644 |
index 0000000000000000000000000000000000000000..63cef970bb1f2440534c0db50c00ff4694ae8846 |
--- /dev/null |
+++ b/chromeos/compat-wireless/drivers/net/wireless/orinoco/hw.c |
@@ -0,0 +1,1357 @@ |
+/* 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 fwtype_t 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; |
+ hermes_t *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(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(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(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; |
+ hermes_t *hw = &priv->hw; |
+ int len; |
+ int err; |
+ u16 reclen; |
+ |
+ /* Get the MAC address */ |
+ err = hw->ops->read_ltv(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(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(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(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(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(hw, USER_BAP, |
+ HERMES_RID_CNFMWOROBUST_AGERE, |
+ &priv->mwo_robust); |
+ else |
+ err = hermes_read_wordrec(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(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(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(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(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(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(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); |
+ hermes_t *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) |
+{ |
+ hermes_t *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) |
+{ |
+ hermes_t *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) |
+{ |
+ hermes_t *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) |
+ break; |
+ |
+ if (i >= BITRATE_TABLE_SIZE) |
+ printk(KERN_INFO "%s: Unable to determine current bitrate (0x%04hx)\n", |
+ priv->ndev->name, val); |
+ |
+ *bitrate = bitrate_table[i].bitrate * 100000; |
+ break; |
+ default: |
+ BUG(); |
+ } |
+ |
+ return err; |
+} |
+ |
+/* Set fixed AP address */ |
+int __orinoco_hw_set_wap(struct orinoco_private *priv) |
+{ |
+ int roaming_flag; |
+ int err = 0; |
+ hermes_t *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) |
+{ |
+ hermes_t *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) |
+{ |
+ hermes_t *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); |
+ } |
+ 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, u8 *key, u8 *rsc, size_t rsc_len, |
+ u8 *tsc, size_t tsc_len) |
+{ |
+ struct { |
+ __le16 idx; |
+ u8 rsc[ORINOCO_SEQ_LEN]; |
+ u8 key[TKIP_KEYLEN]; |
+ u8 tx_mic[MIC_KEYLEN]; |
+ u8 rx_mic[MIC_KEYLEN]; |
+ u8 tsc[ORINOCO_SEQ_LEN]; |
+ } __packed buf; |
+ hermes_t *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); |
+ memcpy(buf.key, key, |
+ sizeof(buf.key) + sizeof(buf.tx_mic) + sizeof(buf.rx_mic)); |
+ |
+ 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 upto 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) |
+{ |
+ hermes_t *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) |
+{ |
+ hermes_t *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; |
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,35)) |
+ memcpy(mclist.addr[i++], ha->addr, ETH_ALEN); |
+#else |
+ memcpy(mclist.addr[i++], ha->dmi_addr, ETH_ALEN); |
+#endif |
+ } |
+ |
+ 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]) |
+{ |
+ hermes_t *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) |
+{ |
+ hermes_t *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_dsss_chan_to_freq(channel); |
+ |
+ 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) |
+{ |
+ hermes_t *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; |
+ hermes_t *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) |
+{ |
+ hermes_t *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) |
+{ |
+ hermes_t *hw = &priv->hw; |
+ int err; |
+ |
+ err = hw->ops->read_ltv(hw, USER_BAP, HERMES_RID_CURRENTBSSID, |
+ ETH_ALEN, NULL, addr); |
+ |
+ return err; |
+} |