diff options
111 files changed, 3633 insertions, 7660 deletions
diff --git a/drivers/net/wireless/at76c50x-usb.c b/drivers/net/wireless/at76c50x-usb.c index 429b281d40d1..cd8caeab86ea 100644 --- a/drivers/net/wireless/at76c50x-usb.c +++ b/drivers/net/wireless/at76c50x-usb.c @@ -7,6 +7,7 @@ * Copyright (c) 2004 Balint Seeber <n0_5p4m_p13453@hotmail.com> * Copyright (c) 2007 Guido Guenther <agx@sigxcpu.org> * Copyright (c) 2007 Kalle Valo <kalle.valo@iki.fi> + * Copyright (c) 2010 Sebastian Smolorz <sesmo@gmx.net> * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License as @@ -1649,6 +1650,58 @@ exit: return NULL; } +static int at76_join(struct at76_priv *priv) +{ + struct at76_req_join join; + int ret; + + memset(&join, 0, sizeof(struct at76_req_join)); + memcpy(join.essid, priv->essid, priv->essid_size); + join.essid_size = priv->essid_size; + memcpy(join.bssid, priv->bssid, ETH_ALEN); + join.bss_type = INFRASTRUCTURE_MODE; + join.channel = priv->channel; + join.timeout = cpu_to_le16(2000); + + at76_dbg(DBG_MAC80211, "%s: sending CMD_JOIN", __func__); + ret = at76_set_card_command(priv->udev, CMD_JOIN, &join, + sizeof(struct at76_req_join)); + + if (ret < 0) { + printk(KERN_ERR "%s: at76_set_card_command failed: %d\n", + wiphy_name(priv->hw->wiphy), ret); + return 0; + } + + ret = at76_wait_completion(priv, CMD_JOIN); + at76_dbg(DBG_MAC80211, "%s: CMD_JOIN returned: 0x%02x", __func__, ret); + if (ret != CMD_STATUS_COMPLETE) { + printk(KERN_ERR "%s: at76_wait_completion failed: %d\n", + wiphy_name(priv->hw->wiphy), ret); + return 0; + } + + at76_set_pm_mode(priv); + + return 0; +} + +static void at76_work_join_bssid(struct work_struct *work) +{ + struct at76_priv *priv = container_of(work, struct at76_priv, + work_join_bssid); + + if (priv->device_unplugged) + return; + + mutex_lock(&priv->mtx); + + if (is_valid_ether_addr(priv->bssid)) + at76_join(priv); + + mutex_unlock(&priv->mtx); +} + static void at76_mac80211_tx_callback(struct urb *urb) { struct at76_priv *priv = urb->context; @@ -1686,6 +1739,7 @@ static int at76_mac80211_tx(struct ieee80211_hw *hw, struct sk_buff *skb) struct at76_priv *priv = hw->priv; struct at76_tx_buffer *tx_buffer = priv->bulk_out_buffer; struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); + struct ieee80211_mgmt *mgmt = (struct ieee80211_mgmt *)skb->data; int padding, submit_len, ret; at76_dbg(DBG_MAC80211, "%s()", __func__); @@ -1696,6 +1750,21 @@ static int at76_mac80211_tx(struct ieee80211_hw *hw, struct sk_buff *skb) return NETDEV_TX_BUSY; } + /* The following code lines are important when the device is going to + * authenticate with a new bssid. The driver must send CMD_JOIN before + * an authentication frame is transmitted. For this to succeed, the + * correct bssid of the AP must be known. As mac80211 does not inform + * drivers about the bssid prior to the authentication process the + * following workaround is necessary. If the TX frame is an + * authentication frame extract the bssid and send the CMD_JOIN. */ + if (mgmt->frame_control & cpu_to_le16(IEEE80211_STYPE_AUTH)) { + if (compare_ether_addr(priv->bssid, mgmt->bssid)) { + memcpy(priv->bssid, mgmt->bssid, ETH_ALEN); + ieee80211_queue_work(hw, &priv->work_join_bssid); + return NETDEV_TX_BUSY; + } + } + ieee80211_stop_queues(hw); at76_ledtrig_tx_activity(); /* tell ledtrigger we send a packet */ @@ -1770,6 +1839,7 @@ static void at76_mac80211_stop(struct ieee80211_hw *hw) at76_dbg(DBG_MAC80211, "%s()", __func__); cancel_delayed_work(&priv->dwork_hw_scan); + cancel_work_sync(&priv->work_join_bssid); cancel_work_sync(&priv->work_set_promisc); mutex_lock(&priv->mtx); @@ -1818,42 +1888,6 @@ static void at76_remove_interface(struct ieee80211_hw *hw, at76_dbg(DBG_MAC80211, "%s()", __func__); } -static int at76_join(struct at76_priv *priv) -{ - struct at76_req_join join; - int ret; - - memset(&join, 0, sizeof(struct at76_req_join)); - memcpy(join.essid, priv->essid, priv->essid_size); - join.essid_size = priv->essid_size; - memcpy(join.bssid, priv->bssid, ETH_ALEN); - join.bss_type = INFRASTRUCTURE_MODE; - join.channel = priv->channel; - join.timeout = cpu_to_le16(2000); - - at76_dbg(DBG_MAC80211, "%s: sending CMD_JOIN", __func__); - ret = at76_set_card_command(priv->udev, CMD_JOIN, &join, - sizeof(struct at76_req_join)); - - if (ret < 0) { - printk(KERN_ERR "%s: at76_set_card_command failed: %d\n", - wiphy_name(priv->hw->wiphy), ret); - return 0; - } - - ret = at76_wait_completion(priv, CMD_JOIN); - at76_dbg(DBG_MAC80211, "%s: CMD_JOIN returned: 0x%02x", __func__, ret); - if (ret != CMD_STATUS_COMPLETE) { - printk(KERN_ERR "%s: at76_wait_completion failed: %d\n", - wiphy_name(priv->hw->wiphy), ret); - return 0; - } - - at76_set_pm_mode(priv); - - return 0; -} - static void at76_dwork_hw_scan(struct work_struct *work) { struct at76_priv *priv = container_of(work, struct at76_priv, @@ -2107,6 +2141,7 @@ static struct at76_priv *at76_alloc_new_device(struct usb_device *udev) mutex_init(&priv->mtx); INIT_WORK(&priv->work_set_promisc, at76_work_set_promisc); INIT_WORK(&priv->work_submit_rx, at76_work_submit_rx); + INIT_WORK(&priv->work_join_bssid, at76_work_join_bssid); INIT_DELAYED_WORK(&priv->dwork_hw_scan, at76_dwork_hw_scan); tasklet_init(&priv->rx_tasklet, at76_rx_tasklet, 0); @@ -2508,5 +2543,6 @@ MODULE_AUTHOR("Balint Seeber <n0_5p4m_p13453@hotmail.com>"); MODULE_AUTHOR("Pavel Roskin <proski@gnu.org>"); MODULE_AUTHOR("Guido Guenther <agx@sigxcpu.org>"); MODULE_AUTHOR("Kalle Valo <kalle.valo@iki.fi>"); +MODULE_AUTHOR("Sebastian Smolorz <sesmo@gmx.net>"); MODULE_DESCRIPTION(DRIVER_DESC); MODULE_LICENSE("GPL"); diff --git a/drivers/net/wireless/at76c50x-usb.h b/drivers/net/wireless/at76c50x-usb.h index 972ea0fc1a0b..4a37447dfc01 100644 --- a/drivers/net/wireless/at76c50x-usb.h +++ b/drivers/net/wireless/at76c50x-usb.h @@ -387,6 +387,7 @@ struct at76_priv { /* work queues */ struct work_struct work_set_promisc; struct work_struct work_submit_rx; + struct work_struct work_join_bssid; struct delayed_work dwork_hw_scan; struct tasklet_struct rx_tasklet; diff --git a/drivers/net/wireless/ath/ath5k/phy.c b/drivers/net/wireless/ath/ath5k/phy.c index 73c4fcd142bb..6284c389ba18 100644 --- a/drivers/net/wireless/ath/ath5k/phy.c +++ b/drivers/net/wireless/ath/ath5k/phy.c @@ -1768,7 +1768,7 @@ ath5k_hw_set_fast_div(struct ath5k_hw *ah, u8 ee_mode, bool enable) if (enable) { AR5K_REG_WRITE_BITS(ah, AR5K_PHY_RESTART, - AR5K_PHY_RESTART_DIV_GC, 1); + AR5K_PHY_RESTART_DIV_GC, 4); AR5K_REG_ENABLE_BITS(ah, AR5K_PHY_FAST_ANT_DIV, AR5K_PHY_FAST_ANT_DIV_EN); diff --git a/drivers/net/wireless/ath/ath9k/ar9003_hw.c b/drivers/net/wireless/ath/ath9k/ar9003_hw.c index 82c3ab756cd0..064168909108 100644 --- a/drivers/net/wireless/ath/ath9k/ar9003_hw.c +++ b/drivers/net/wireless/ath/ath9k/ar9003_hw.c @@ -295,6 +295,26 @@ static void ar9003_hw_configpcipowersave(struct ath_hw *ah, /* Several PCIe massages to ensure proper behaviour */ if (ah->config.pcie_waen) REG_WRITE(ah, AR_WA, ah->config.pcie_waen); + else + REG_WRITE(ah, AR_WA, ah->WARegVal); + } + + /* + * Configire PCIE after Ini init. SERDES values now come from ini file + * This enables PCIe low power mode. + */ + if (ah->config.pcieSerDesWrite) { + unsigned int i; + struct ar5416IniArray *array; + + array = power_off ? &ah->iniPcieSerdes : + &ah->iniPcieSerdesLowPower; + + for (i = 0; i < array->ia_rows; i++) { + REG_WRITE(ah, + INI_RA(array, i, 0), + INI_RA(array, i, 1)); + } } } diff --git a/drivers/net/wireless/ath/ath9k/ath9k.h b/drivers/net/wireless/ath/ath9k/ath9k.h index 8d163ae4255e..72d5e52abb8f 100644 --- a/drivers/net/wireless/ath/ath9k/ath9k.h +++ b/drivers/net/wireless/ath/ath9k/ath9k.h @@ -226,6 +226,7 @@ struct ath_buf_state { int bfs_retries; u8 bf_type; u8 bfs_paprd; + unsigned long bfs_paprd_timestamp; u32 bfs_keyix; enum ath9k_key_type bfs_keytype; }; @@ -425,6 +426,8 @@ int ath_beaconq_config(struct ath_softc *sc); #define ATH_LONG_CALINTERVAL 30000 /* 30 seconds */ #define ATH_RESTART_CALINTERVAL 1200000 /* 20 minutes */ +#define ATH_PAPRD_TIMEOUT 100 /* msecs */ + void ath_paprd_calibrate(struct work_struct *work); void ath_ani_calibrate(unsigned long data); @@ -516,6 +519,7 @@ void ath_deinit_leds(struct ath_softc *sc); #define SC_OP_TSF_RESET BIT(11) #define SC_OP_BT_PRIORITY_DETECTED BIT(12) #define SC_OP_BT_SCAN BIT(13) +#define SC_OP_ANI_RUN BIT(14) /* Powersave flags */ #define PS_WAIT_FOR_BEACON BIT(0) @@ -559,7 +563,6 @@ struct ath_softc { struct mutex mutex; struct work_struct paprd_work; struct completion paprd_complete; - int paprd_txok; u32 intrstatus; u32 sc_flags; /* SC_OP_* */ @@ -628,6 +631,7 @@ static inline void ath_read_cachesize(struct ath_common *common, int *csz) extern struct ieee80211_ops ath9k_ops; extern int modparam_nohwcrypt; +extern int led_blink; irqreturn_t ath_isr(int irq, void *dev); int ath9k_init_device(u16 devid, struct ath_softc *sc, u16 subsysid, diff --git a/drivers/net/wireless/ath/ath9k/gpio.c b/drivers/net/wireless/ath/ath9k/gpio.c index 0ee75e79fe35..3a8ee999da5d 100644 --- a/drivers/net/wireless/ath/ath9k/gpio.c +++ b/drivers/net/wireless/ath/ath9k/gpio.c @@ -76,7 +76,8 @@ static void ath_led_brightness(struct led_classdev *led_cdev, case LED_FULL: if (led->led_type == ATH_LED_ASSOC) { sc->sc_flags |= SC_OP_LED_ASSOCIATED; - ieee80211_queue_delayed_work(sc->hw, + if (led_blink) + ieee80211_queue_delayed_work(sc->hw, &sc->ath_led_blink_work, 0); } else if (led->led_type == ATH_LED_RADIO) { ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin, 0); @@ -143,7 +144,8 @@ void ath_init_leds(struct ath_softc *sc) /* LED off, active low */ ath9k_hw_set_gpio(sc->sc_ah, sc->sc_ah->led_pin, 1); - INIT_DELAYED_WORK(&sc->ath_led_blink_work, ath_led_blink_work); + if (led_blink) + INIT_DELAYED_WORK(&sc->ath_led_blink_work, ath_led_blink_work); trigger = ieee80211_get_radio_led_name(sc->hw); snprintf(sc->radio_led.name, sizeof(sc->radio_led.name), @@ -180,7 +182,8 @@ void ath_init_leds(struct ath_softc *sc) return; fail: - cancel_delayed_work_sync(&sc->ath_led_blink_work); + if (led_blink) + cancel_delayed_work_sync(&sc->ath_led_blink_work); ath_deinit_leds(sc); } diff --git a/drivers/net/wireless/ath/ath9k/hif_usb.c b/drivers/net/wireless/ath/ath9k/hif_usb.c index 5f3ea7091ae0..ad9134bddd1e 100644 --- a/drivers/net/wireless/ath/ath9k/hif_usb.c +++ b/drivers/net/wireless/ath/ath9k/hif_usb.c @@ -16,10 +16,27 @@ #include "htc.h" +/* identify firmware images */ +#define FIRMWARE_AR7010 "ar7010.fw" +#define FIRMWARE_AR7010_1_1 "ar7010_1_1.fw" +#define FIRMWARE_AR9271 "ar9271.fw" + +MODULE_FIRMWARE(FIRMWARE_AR7010); +MODULE_FIRMWARE(FIRMWARE_AR7010_1_1); +MODULE_FIRMWARE(FIRMWARE_AR9271); + static struct usb_device_id ath9k_hif_usb_ids[] = { - { USB_DEVICE(0x0cf3, 0x9271) }, - { USB_DEVICE(0x0cf3, 0x1006) }, - { USB_DEVICE(0x0cf3, 0x7010) }, + { USB_DEVICE(0x0cf3, 0x9271) }, /* Atheros */ + { USB_DEVICE(0x0cf3, 0x1006) }, /* Atheros */ + { USB_DEVICE(0x0cf3, 0x7010) }, /* Atheros */ + { USB_DEVICE(0x0cf3, 0x7015) }, /* Atheros */ + { USB_DEVICE(0x0846, 0x9030) }, /* Netgear N150 */ + { USB_DEVICE(0x0846, 0x9018) }, /* Netgear WNDA3200 */ + { USB_DEVICE(0x07D1, 0x3A10) }, /* Dlink Wireless 150 */ + { USB_DEVICE(0x13D3, 0x3327) }, /* Azurewave */ + { USB_DEVICE(0x13D3, 0x3328) }, /* Azurewave */ + { USB_DEVICE(0x04CA, 0x4605) }, /* Liteon */ + { USB_DEVICE(0x083A, 0xA704) }, /* SMC Networks */ { }, }; @@ -879,17 +896,15 @@ static int ath9k_hif_usb_probe(struct usb_interface *interface, /* Find out which firmware to load */ switch(hif_dev->device_id) { - case 0x9271: - case 0x1006: - hif_dev->fw_name = "ar9271.fw"; - break; case 0x7010: + case 0x9018: if (le16_to_cpu(udev->descriptor.bcdDevice) == 0x0202) - hif_dev->fw_name = "ar7010_1_1.fw"; + hif_dev->fw_name = FIRMWARE_AR7010_1_1; else - hif_dev->fw_name = "ar7010.fw"; + hif_dev->fw_name = FIRMWARE_AR7010; break; default: + hif_dev->fw_name = FIRMWARE_AR9271; break; } diff --git a/drivers/net/wireless/ath/ath9k/htc.h b/drivers/net/wireless/ath/ath9k/htc.h index 58f52a1dc7ea..3756400e6bf9 100644 --- a/drivers/net/wireless/ath/ath9k/htc.h +++ b/drivers/net/wireless/ath/ath9k/htc.h @@ -287,6 +287,7 @@ struct ath9k_debug { #define ATH_LED_PIN_DEF 1 #define ATH_LED_PIN_9287 8 #define ATH_LED_PIN_9271 15 +#define ATH_LED_PIN_7010 12 #define ATH_LED_ON_DURATION_IDLE 350 /* in msecs */ #define ATH_LED_OFF_DURATION_IDLE 250 /* in msecs */ diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_init.c b/drivers/net/wireless/ath/ath9k/htc_drv_init.c index a63ae88abf3e..148b43317fdb 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_init.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_init.c @@ -244,17 +244,12 @@ static int ath9k_init_htc_services(struct ath9k_htc_priv *priv, u16 devid) */ switch(devid) { - case 0x9271: - case 0x1006: - priv->htc->credits = 33; - break; case 0x7010: + case 0x9018: priv->htc->credits = 45; break; default: - dev_err(priv->dev, "ath9k_htc: Unsupported device id: 0x%x\n", - devid); - goto err; + priv->htc->credits = 33; } ret = htc_init(priv->htc); diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_main.c b/drivers/net/wireless/ath/ath9k/htc_drv_main.c index 05445d8a9818..e38ca66db849 100644 --- a/drivers/net/wireless/ath/ath9k/htc_drv_main.c +++ b/drivers/net/wireless/ath/ath9k/htc_drv_main.c @@ -931,6 +931,8 @@ void ath9k_init_leds(struct ath9k_htc_priv *priv) priv->ah->led_pin = ATH_LED_PIN_9287; else if (AR_SREV_9271(priv->ah)) priv->ah->led_pin = ATH_LED_PIN_9271; + else if (AR_DEVID_7010(priv->ah)) + priv->ah->led_pin = ATH_LED_PIN_7010; else priv->ah->led_pin = ATH_LED_PIN_DEF; diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index 62597f4ca319..3ed5c9ec7bc1 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -388,6 +388,7 @@ static void ath9k_hw_init_config(struct ath_hw *ah) ah->config.ht_enable = 0; ah->config.rx_intr_mitigation = true; + ah->config.pcieSerDesWrite = true; /* * We need this for PCI devices only (Cardbus, PCI, miniPCI) @@ -571,24 +572,13 @@ static int __ath9k_hw_init(struct ath_hw *ah) ath9k_hw_init_mode_regs(ah); /* - * Configire PCIE after Ini init. SERDES values now come from ini file - * This enables PCIe low power mode. + * Read back AR_WA into a permanent copy and set bits 14 and 17. + * We need to do this to avoid RMW of this register. We cannot + * read the reg when chip is asleep. */ - if (AR_SREV_9300_20_OR_LATER(ah)) { - u32 regval; - unsigned int i; - - /* Set Bits 16 and 17 in the AR_WA register. */ - regval = REG_READ(ah, AR_WA); - regval |= 0x00030000; - REG_WRITE(ah, AR_WA, regval); - - for (i = 0; i < ah->iniPcieSerdesLowPower.ia_rows; i++) { - REG_WRITE(ah, - INI_RA(&ah->iniPcieSerdesLowPower, i, 0), - INI_RA(&ah->iniPcieSerdesLowPower, i, 1)); - } - } + ah->WARegVal = REG_READ(ah, AR_WA); + ah->WARegVal |= (AR_WA_D3_L1_DISABLE | + AR_WA_ASPM_TIMER_BASED_DISABLE); if (ah->is_pciexpress) ath9k_hw_configpcipowersave(ah, 0, 0); @@ -1009,6 +999,11 @@ static bool ath9k_hw_set_reset(struct ath_hw *ah, int type) ENABLE_REGWRITE_BUFFER(ah); + if (AR_SREV_9300_20_OR_LATER(ah)) { + REG_WRITE(ah, AR_WA, ah->WARegVal); + udelay(10); + } + REG_WRITE(ah, AR_RTC_FORCE_WAKE, AR_RTC_FORCE_WAKE_EN | AR_RTC_FORCE_WAKE_ON_INT); @@ -1063,6 +1058,11 @@ static bool ath9k_hw_set_reset_power_on(struct ath_hw *ah) { ENABLE_REGWRITE_BUFFER(ah); + if (AR_SREV_9300_20_OR_LATER(ah)) { + REG_WRITE(ah, AR_WA, ah->WARegVal); + udelay(10); + } + REG_WRITE(ah, AR_RTC_FORCE_WAKE, AR_RTC_FORCE_WAKE_EN | AR_RTC_FORCE_WAKE_ON_INT); @@ -1070,6 +1070,7 @@ static bool ath9k_hw_set_reset_power_on(struct ath_hw *ah) REG_WRITE(ah, AR_RC, AR_RC_AHB); REG_WRITE(ah, AR_RTC_RESET, 0); + udelay(2); REGWRITE_BUFFER_FLUSH(ah); DISABLE_REGWRITE_BUFFER(ah); @@ -1099,6 +1100,11 @@ static bool ath9k_hw_set_reset_power_on(struct ath_hw *ah) static bool ath9k_hw_set_reset_reg(struct ath_hw *ah, u32 type) { + if (AR_SREV_9300_20_OR_LATER(ah)) { + REG_WRITE(ah, AR_WA, ah->WARegVal); + udelay(10); + } + REG_WRITE(ah, AR_RTC_FORCE_WAKE, AR_RTC_FORCE_WAKE_EN | AR_RTC_FORCE_WAKE_ON_INT); @@ -1262,7 +1268,8 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan, macStaId1 = REG_READ(ah, AR_STA_ID1) & AR_STA_ID1_BASE_RATE_11B; /* For chips on which RTC reset is done, save TSF before it gets cleared */ - if (AR_SREV_9280(ah) && ah->eep_ops->get_eeprom(ah, EEP_OL_PWRCTRL)) + if (AR_SREV_9100(ah) || + (AR_SREV_9280(ah) && ah->eep_ops->get_eeprom(ah, EEP_OL_PWRCTRL))) tsf = ath9k_hw_gettsf64(ah); saveLedState = REG_READ(ah, AR_CFG_LED) & @@ -1294,7 +1301,7 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan, } /* Restore TSF */ - if (tsf && AR_SREV_9280(ah) && ah->eep_ops->get_eeprom(ah, EEP_OL_PWRCTRL)) + if (tsf) ath9k_hw_settsf64(ah, tsf); if (AR_SREV_9280_10_OR_LATER(ah)) @@ -1307,6 +1314,17 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan, if (r) return r; + /* + * Some AR91xx SoC devices frequently fail to accept TSF writes + * right after the chip reset. When that happens, write a new + * value after the initvals have been applied, with an offset + * based on measured time difference + */ + if (AR_SREV_9100(ah) && (ath9k_hw_gettsf64(ah) < tsf)) { + tsf += 1500; + ath9k_hw_settsf64(ah, tsf); + } + /* Setup MFP options for CCMP */ if (AR_SREV_9280_20_OR_LATER(ah)) { /* Mask Retry(b11), PwrMgt(b12), MoreData(b13) to 0 in mgmt @@ -1492,7 +1510,7 @@ bool ath9k_hw_keyreset(struct ath_hw *ah, u16 entry) } EXPORT_SYMBOL(ath9k_hw_keyreset); -bool ath9k_hw_keysetmac(struct ath_hw *ah, u16 entry, const u8 *mac) +static bool ath9k_hw_keysetmac(struct ath_hw *ah, u16 entry, const u8 *mac) { u32 macHi, macLo; u32 unicast_flag = AR_KEYTABLE_VALID; @@ -1530,7 +1548,6 @@ bool ath9k_hw_keysetmac(struct ath_hw *ah, u16 entry, const u8 *mac) return true; } -EXPORT_SYMBOL(ath9k_hw_keysetmac); bool ath9k_hw_set_keycache_entry(struct ath_hw *ah, u16 entry, const struct ath9k_keyval *k, @@ -1731,17 +1748,6 @@ bool ath9k_hw_set_keycache_entry(struct ath_hw *ah, u16 entry, } EXPORT_SYMBOL(ath9k_hw_set_keycache_entry); -bool ath9k_hw_keyisvalid(struct ath_hw *ah, u16 entry) -{ - if (entry < ah->caps.keycache_size) { - u32 val = REG_READ(ah, AR_KEYTABLE_MAC1(entry)); - if (val & AR_KEYTABLE_VALID) - return true; - } - return false; -} -EXPORT_SYMBOL(ath9k_hw_keyisvalid); - /******************************/ /* Power Management (Chipset) */ /******************************/ @@ -1768,6 +1774,11 @@ static void ath9k_set_power_sleep(struct ath_hw *ah, int setChip) REG_CLR_BIT(ah, (AR_RTC_RESET), AR_RTC_RESET_EN); } + + /* Clear Bit 14 of AR_WA after putting chip into Full Sleep mode. */ + if (AR_SREV_9300_20_OR_LATER(ah)) + REG_WRITE(ah, AR_WA, + ah->WARegVal & ~AR_WA_D3_L1_DISABLE); } /* @@ -1794,6 +1805,10 @@ static void ath9k_set_power_network_sleep(struct ath_hw *ah, int setChip) AR_RTC_FORCE_WAKE_EN); } } + + /* Clear Bit 14 of AR_WA after putting chip into Net Sleep mode. */ + if (AR_SREV_9300_20_OR_LATER(ah)) + REG_WRITE(ah, AR_WA, ah->WARegVal & ~AR_WA_D3_L1_DISABLE); } static bool ath9k_hw_set_power_awake(struct ath_hw *ah, int setChip) @@ -1801,6 +1816,12 @@ static bool ath9k_hw_set_power_awake(struct ath_hw *ah, int setChip) u32 val; int i; + /* Set Bits 14 and 17 of AR_WA before powering on the chip. */ + if (AR_SREV_9300_20_OR_LATER(ah)) { + REG_WRITE(ah, AR_WA, ah->WARegVal); + udelay(10); + } + if (setChip) { if ((REG_READ(ah, AR_RTC_STATUS) & AR_RTC_STATUS_M) == AR_RTC_STATUS_SHUTDOWN) { @@ -2155,6 +2176,8 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah) if (AR_SREV_9271(ah)) pCap->num_gpio_pins = AR9271_NUM_GPIO; + else if (AR_DEVID_7010(ah)) + pCap->num_gpio_pins = AR7010_NUM_GPIO; else if (AR_SREV_9285_10_OR_LATER(ah)) pCap->num_gpio_pins = AR9285_NUM_GPIO; else if (AR_SREV_9280_10_OR_LATER(ah)) @@ -2295,8 +2318,15 @@ void ath9k_hw_cfg_gpio_input(struct ath_hw *ah, u32 gpio) BUG_ON(gpio >= ah->caps.num_gpio_pins); - gpio_shift = gpio << 1; + if (AR_DEVID_7010(ah)) { + gpio_shift = gpio; + REG_RMW(ah, AR7010_GPIO_OE, + (AR7010_GPIO_OE_AS_INPUT << gpio_shift), + (AR7010_GPIO_OE_MASK << gpio_shift)); + return; + } + gpio_shift = gpio << 1; REG_RMW(ah, AR_GPIO_OE_OUT, (AR_GPIO_OE_OUT_DRV_NO << gpio_shift), @@ -2312,7 +2342,11 @@ u32 ath9k_hw_gpio_get(struct ath_hw *ah, u32 gpio) if (gpio >= ah->caps.num_gpio_pins) return 0xffffffff; - if (AR_SREV_9300_20_OR_LATER(ah)) + if (AR_DEVID_7010(ah)) { + u32 val; + val = REG_READ(ah, AR7010_GPIO_IN); + return (MS(val, AR7010_GPIO_IN_VAL) & AR_GPIO_BIT(gpio)) == 0; + } else if (AR_SREV_9300_20_OR_LATER(ah)) return MS_REG_READ(AR9300, gpio) != 0; else if (AR_SREV_9271(ah)) return MS_REG_READ(AR9271, gpio) != 0; @@ -2332,10 +2366,16 @@ void ath9k_hw_cfg_output(struct ath_hw *ah, u32 gpio, { u32 gpio_shift; - ath9k_hw_gpio_cfg_output_mux(ah, gpio, ah_signal_type); + if (AR_DEVID_7010(ah)) { + gpio_shift = gpio; + REG_RMW(ah, AR7010_GPIO_OE, + (AR7010_GPIO_OE_AS_OUTPUT << gpio_shift), + (AR7010_GPIO_OE_MASK << gpio_shift)); + return; + } + ath9k_hw_gpio_cfg_output_mux(ah, gpio, ah_signal_type); gpio_shift = 2 * gpio; - REG_RMW(ah, AR_GPIO_OE_OUT, (AR_GPIO_OE_OUT_DRV_ALL << gpio_shift), @@ -2345,6 +2385,13 @@ EXPORT_SYMBOL(ath9k_hw_cfg_output); void ath9k_hw_set_gpio(struct ath_hw *ah, u32 gpio, u32 val) { + if (AR_DEVID_7010(ah)) { + val = val ? 0 : 1; + REG_RMW(ah, AR7010_GPIO_OUT, ((val&1) << gpio), + AR_GPIO_BIT(gpio)); + return; + } + if (AR_SREV_9271(ah)) val = ~val; diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h index 5ecbfcf7470a..bb99e2e1f943 100644 --- a/drivers/net/wireless/ath/ath9k/hw.h +++ b/drivers/net/wireless/ath/ath9k/hw.h @@ -235,6 +235,7 @@ struct ath9k_ops_config { int ack_6mb; u32 cwm_ignore_extcca; u8 pcie_powersave_enable; + bool pcieSerDesWrite; u8 pcie_clock_req; u32 pcie_waen; u8 analog_shiftreg; @@ -819,6 +820,12 @@ struct ath_hw { u32 paprd_gain_table_entries[PAPRD_GAIN_TABLE_ENTRIES]; u8 paprd_gain_table_index[PAPRD_GAIN_TABLE_ENTRIES]; + /* + * Store the permanent value of Reg 0x4004in WARegVal + * so we dont have to R/M/W. We should not be reading + * this register when in sleep states. + */ + u32 WARegVal; }; static inline struct ath_common *ath9k_hw_common(struct ath_hw *ah) @@ -852,11 +859,9 @@ u32 ath9k_regd_get_ctl(struct ath_regulatory *reg, struct ath9k_channel *chan); /* Key Cache Management */ bool ath9k_hw_keyreset(struct ath_hw *ah, u16 entry); -bool ath9k_hw_keysetmac(struct ath_hw *ah, u16 entry, const u8 *mac); bool ath9k_hw_set_keycache_entry(struct ath_hw *ah, u16 entry, const struct ath9k_keyval *k, const u8 *mac); -bool ath9k_hw_keyisvalid(struct ath_hw *ah, u16 entry); /* GPIO / RFKILL / Antennae */ void ath9k_hw_cfg_gpio_input(struct ath_hw *ah, u32 gpio); diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c index 514a4014c198..8700e3dc53cf 100644 --- a/drivers/net/wireless/ath/ath9k/init.c +++ b/drivers/net/wireless/ath/ath9k/init.c @@ -33,6 +33,10 @@ int modparam_nohwcrypt; module_param_named(nohwcrypt, modparam_nohwcrypt, int, 0444); MODULE_PARM_DESC(nohwcrypt, "Disable hardware encryption"); +int led_blink = 1; +module_param_named(blink, led_blink, int, 0444); +MODULE_PARM_DESC(blink, "Enable LED blink on activity"); + /* We use the hw_value as an index into our private channel structure */ #define CHAN2G(_freq, _idx) { \ diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index c8de50fa6378..efbf53534ade 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -268,7 +268,6 @@ void ath_paprd_calibrate(struct work_struct *work) int time_left; int i; - ath9k_ps_wakeup(sc); skb = alloc_skb(len, GFP_KERNEL); if (!skb) return; @@ -289,6 +288,7 @@ void ath_paprd_calibrate(struct work_struct *work) qnum = sc->tx.hwq_map[WME_AC_BE]; txctl.txq = &sc->tx.txq[qnum]; + ath9k_ps_wakeup(sc); ar9003_paprd_init_table(ah); for (chain = 0; chain < AR9300_MAX_CHAINS; chain++) { if (!(ah->caps.tx_chainmask & BIT(chain))) @@ -310,13 +310,13 @@ void ath_paprd_calibrate(struct work_struct *work) break; time_left = wait_for_completion_timeout(&sc->paprd_complete, - 100); + msecs_to_jiffies(ATH_PAPRD_TIMEOUT)); if (!time_left) { ath_print(ath9k_hw_common(ah), ATH_DBG_CALIBRATE, "Timeout waiting for paprd training on " "TX chain %d\n", chain); - break; + goto fail_paprd; } if (!ar9003_paprd_is_done(ah)) @@ -334,6 +334,7 @@ void ath_paprd_calibrate(struct work_struct *work) ath_paprd_activate(sc); } +fail_paprd: ath9k_ps_restore(sc); } @@ -451,6 +452,10 @@ static void ath_start_ani(struct ath_common *common) { struct ath_hw *ah = common->ah; unsigned long timestamp = jiffies_to_msecs(jiffies); + struct ath_softc *sc = (struct ath_softc *) common->priv; + + if (!(sc->sc_flags & SC_OP_ANI_RUN)) + return; common->ani.longcal_timer = timestamp; common->ani.shortcal_timer = timestamp; @@ -766,11 +771,13 @@ static void ath9k_bss_assoc_info(struct ath_softc *sc, /* Reset rssi stats */ sc->sc_ah->stats.avgbrssi = ATH_RSSI_DUMMY_MARKER; + sc->sc_flags |= SC_OP_ANI_RUN; ath_start_ani(common); } else { ath_print(common, ATH_DBG_CONFIG, "Bss Info DISASSOC\n"); common->curaid = 0; /* Stop ANI */ + sc->sc_flags &= ~SC_OP_ANI_RUN; del_timer_sync(&common->ani.timer); } } @@ -1241,7 +1248,9 @@ static void ath9k_stop(struct ieee80211_hw *hw) aphy->state = ATH_WIPHY_INACTIVE; - cancel_delayed_work_sync(&sc->ath_led_blink_work); + if (led_blink) + cancel_delayed_work_sync(&sc->ath_led_blink_work); + cancel_delayed_work_sync(&sc->tx_complete_work); cancel_work_sync(&sc->paprd_work); @@ -1374,8 +1383,10 @@ static int ath9k_add_interface(struct ieee80211_hw *hw, if (vif->type == NL80211_IFTYPE_AP || vif->type == NL80211_IFTYPE_ADHOC || - vif->type == NL80211_IFTYPE_MONITOR) + vif->type == NL80211_IFTYPE_MONITOR) { + sc->sc_flags |= SC_OP_ANI_RUN; ath_start_ani(common); + } out: mutex_unlock(&sc->mutex); @@ -1396,6 +1407,7 @@ static void ath9k_remove_interface(struct ieee80211_hw *hw, mutex_lock(&sc->mutex); /* Stop ANI */ + sc->sc_flags &= ~SC_OP_ANI_RUN; del_timer_sync(&common->ani.timer); /* Reclaim beacon resources */ diff --git a/drivers/net/wireless/ath/ath9k/reg.h b/drivers/net/wireless/ath/ath9k/reg.h index 3e3ccef438db..633e3d949ec0 100644 --- a/drivers/net/wireless/ath/ath9k/reg.h +++ b/drivers/net/wireless/ath/ath9k/reg.h @@ -704,6 +704,11 @@ #define AR_WA_BIT7 (1 << 7) #define AR_WA_BIT23 (1 << 23) #define AR_WA_D3_L1_DISABLE (1 << 14) +#define AR_WA_D3_TO_L1_DISABLE_REAL (1 << 16) +#define AR_WA_ASPM_TIMER_BASED_DISABLE (1 << 17) +#define AR_WA_RESET_EN (1 << 18) /* Sw Control to enable PCI-Reset to POR (bit 15) */ +#define AR_WA_ANALOG_SHIFT (1 << 20) +#define AR_WA_POR_SHORT (1 << 21) /* PCI-E Phy reset control */ #define AR9285_WA_DEFAULT 0x004a050b #define AR9280_WA_DEFAULT 0x0040073b #define AR_WA_DEFAULT 0x0000073f @@ -877,6 +882,7 @@ #define AR_SREV_9271_11(_ah) \ (AR_SREV_9271(_ah) && \ ((_ah)->hw_version.macRev == AR_SREV_REVISION_9271_11)) + #define AR_SREV_9300(_ah) \ (((_ah)->hw_version.macVersion == AR_SREV_VERSION_9300)) #define AR_SREV_9300_20(_ah) \ @@ -891,6 +897,10 @@ (AR_SREV_9285_12_OR_LATER(_ah) && \ ((REG_READ(_ah, AR_AN_SYNTH9) & 0x7) == 0x1)) +#define AR_DEVID_7010(_ah) \ + (((_ah)->hw_version.devid == 0x7010) || \ + ((_ah)->hw_version.devid == 0x9018)) + #define AR_RADIO_SREV_MAJOR 0xf0 #define AR_RAD5133_SREV_MAJOR 0xc0 #define AR_RAD2133_SREV_MAJOR 0xd0 @@ -988,6 +998,7 @@ enum { #define AR9287_NUM_GPIO 11 #define AR9271_NUM_GPIO 16 #define AR9300_NUM_GPIO 17 +#define AR7010_NUM_GPIO 16 #define AR_GPIO_IN_OUT 0x4048 #define AR_GPIO_IN_VAL 0x0FFFC000 @@ -1002,6 +1013,8 @@ enum { #define AR9271_GPIO_IN_VAL_S 16 #define AR9300_GPIO_IN_VAL 0x0001FFFF #define AR9300_GPIO_IN_VAL_S 0 +#define AR7010_GPIO_IN_VAL 0x0000FFFF +#define AR7010_GPIO_IN_VAL_S 0 #define AR_GPIO_OE_OUT (AR_SREV_9300_20_OR_LATER(ah) ? 0x4050 : 0x404c) #define AR_GPIO_OE_OUT_DRV 0x3 @@ -1010,6 +1023,21 @@ enum { #define AR_GPIO_OE_OUT_DRV_HI 0x2 #define AR_GPIO_OE_OUT_DRV_ALL 0x3 +#define AR7010_GPIO_OE 0x52000 +#define AR7010_GPIO_OE_MASK 0x1 +#define AR7010_GPIO_OE_AS_OUTPUT 0x0 +#define AR7010_GPIO_OE_AS_INPUT 0x1 +#define AR7010_GPIO_IN 0x52004 +#define AR7010_GPIO_OUT 0x52008 +#define AR7010_GPIO_SET 0x5200C +#define AR7010_GPIO_CLEAR 0x52010 +#define AR7010_GPIO_INT 0x52014 +#define AR7010_GPIO_INT_TYPE 0x52018 +#define AR7010_GPIO_INT_POLARITY 0x5201C +#define AR7010_GPIO_PENDING 0x52020 +#define AR7010_GPIO_INT_MASK 0x52024 +#define AR7010_GPIO_FUNCTION 0x52028 + #define AR_GPIO_INTR_POL (AR_SREV_9300_20_OR_LATER(ah) ? 0x4058 : 0x4050) #define AR_GPIO_INTR_POL_VAL 0x0001FFFF #define AR_GPIO_INTR_POL_VAL_S 0 diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c index 20221b8c04fd..c3681a1dc941 100644 --- a/drivers/net/wireless/ath/ath9k/xmit.c +++ b/drivers/net/wireless/ath/ath9k/xmit.c @@ -328,6 +328,7 @@ static void ath_tx_complete_aggr(struct ath_softc *sc, struct ath_txq *txq, u32 ba[WME_BA_BMP_SIZE >> 5]; int isaggr, txfail, txpending, sendbar = 0, needreset = 0, nbad = 0; bool rc_update = true; + struct ieee80211_tx_rate rates[4]; skb = bf->bf_mpdu; hdr = (struct ieee80211_hdr *)skb->data; @@ -335,6 +336,8 @@ static void ath_tx_complete_aggr(struct ath_softc *sc, struct ath_txq *txq, tx_info = IEEE80211_SKB_CB(skb); hw = bf->aphy->hw; + memcpy(rates, tx_info->control.rates, sizeof(rates)); + rcu_read_lock(); /* XXX: use ieee80211_find_sta! */ @@ -375,6 +378,9 @@ static void ath_tx_complete_aggr(struct ath_softc *sc, struct ath_txq *txq, txfail = txpending = 0; bf_next = bf->bf_next; + skb = bf->bf_mpdu; + tx_info = IEEE80211_SKB_CB(skb); + if (ATH_BA_ISSET(ba, ATH_BA_INDEX(seq_st, bf->bf_seqno))) { /* transmit completion, subframe is * acked by block ack */ @@ -428,6 +434,7 @@ static void ath_tx_complete_aggr(struct ath_softc *sc, struct ath_txq *txq, spin_unlock_bh(&txq->axq_lock); if (rc_update && (acked_cnt == 1 || txfail_cnt == 1)) { + memcpy(tx_info->control.rates, rates, sizeof(rates)); ath_tx_rc_status(bf, ts, nbad, txok, true); rc_update = false; } else { @@ -1644,6 +1651,8 @@ static int ath_tx_setup_buffer(struct ieee80211_hw *hw, struct ath_buf *bf, } bf->bf_state.bfs_paprd = txctl->paprd; + if (txctl->paprd) + bf->bf_state.bfs_paprd_timestamp = jiffies; bf->bf_flags = setup_tx_flags(skb, use_ldpc); bf->bf_keytype = get_hw_crypto_keytype(skb); @@ -1944,8 +1953,12 @@ static void ath_tx_complete_buf(struct ath_softc *sc, struct ath_buf *bf, dma_unmap_single(sc->dev, bf->bf_dmacontext, skb->len, DMA_TO_DEVICE); if (bf->bf_state.bfs_paprd) { - sc->paprd_txok = txok; - complete(&sc->paprd_complete); + if (time_after(jiffies, + bf->bf_state.bfs_paprd_timestamp + + msecs_to_jiffies(ATH_PAPRD_TIMEOUT))) + dev_kfree_skb_any(skb); + else + complete(&sc->paprd_complete); } else { ath_tx_complete(sc, skb, bf->aphy, tx_flags); ath_debug_stat_tx(sc, txq, bf, ts); @@ -2027,7 +2040,7 @@ static void ath_tx_rc_status(struct ath_buf *bf, struct ath_tx_status *ts, tx_info->status.rates[i].idx = -1; } - tx_info->status.rates[tx_rateindex].count = bf->bf_retries + 1; + tx_info->status.rates[tx_rateindex].count = ts->ts_longretry + 1; } static void ath_wake_mac80211_queue(struct ath_softc *sc, struct ath_txq *txq) @@ -2138,7 +2151,6 @@ static void ath_tx_processq(struct ath_softc *sc, struct ath_txq *txq) * This frame is sent out as a single frame. * Use hardware retry status for this frame. */ - bf->bf_retries = ts.ts_longretry; if (ts.ts_status & ATH9K_TXERR_XRETRY) bf->bf_state.bf_type |= BUF_XRETRY; ath_tx_rc_status(bf, &ts, 0, txok, true); @@ -2268,7 +2280,6 @@ void ath_tx_edma_tasklet(struct ath_softc *sc) } if (!bf_isampdu(bf)) { - bf->bf_retries = txs.ts_longretry; if (txs.ts_status & ATH9K_TXERR_XRETRY) bf->bf_state.bf_type |= BUF_XRETRY; ath_tx_rc_status(bf, &txs, 0, txok, true); diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c index 7965b70efbab..8e243798ae93 100644 --- a/drivers/net/wireless/b43/main.c +++ b/drivers/net/wireless/b43/main.c @@ -1804,7 +1804,7 @@ static void b43_do_interrupt_thread(struct b43_wldev *dev) dma_reason[2], dma_reason[3], dma_reason[4], dma_reason[5]); b43err(dev->wl, "This device does not support DMA " - "on your system. Please use PIO instead.\n"); + "on your system. It will now be switched to PIO.\n"); /* Fall back to PIO transfers if we get fatal DMA errors! */ dev->use_pio = 1; b43_controller_restart(dev, "DMA error"); diff --git a/drivers/net/wireless/b43/sdio.c b/drivers/net/wireless/b43/sdio.c index 4e56b7bbcebd..45933cf8e8c2 100644 --- a/drivers/net/wireless/b43/sdio.c +++ b/drivers/net/wireless/b43/sdio.c @@ -182,6 +182,7 @@ static void b43_sdio_remove(struct sdio_func *func) static const struct sdio_device_id b43_sdio_ids[] = { { SDIO_DEVICE(0x02d0, 0x044b) }, /* Nintendo Wii WLAN daughter card */ + { SDIO_DEVICE(0x0092, 0x0004) }, /* C-guys, Inc. EW-CG1102GC */ { }, }; diff --git a/drivers/net/wireless/hostap/hostap_ap.c b/drivers/net/wireless/hostap/hostap_ap.c index 231dbd77f5f5..9cadaa296fac 100644 --- a/drivers/net/wireless/hostap/hostap_ap.c +++ b/drivers/net/wireless/hostap/hostap_ap.c @@ -688,7 +688,7 @@ static void hostap_ap_tx_cb_assoc(struct sk_buff *skb, int ok, void *data) struct ap_data *ap = data; struct net_device *dev = ap->local->dev; struct ieee80211_hdr *hdr; - u16 fc, status; + u16 status; __le16 *pos; struct sta_info *sta = NULL; char *txt = NULL; @@ -699,7 +699,6 @@ static void hostap_ap_tx_cb_assoc(struct sk_buff *skb, int ok, void *data) } hdr = (struct ieee80211_hdr *) skb->data; - fc = le16_to_cpu(hdr->frame_control); if ((!ieee80211_is_assoc_resp(hdr->frame_control) && !ieee80211_is_reassoc_resp(hdr->frame_control)) || skb->len < IEEE80211_MGMT_HDR_LEN + 4) { diff --git a/drivers/net/wireless/hostap/hostap_main.c b/drivers/net/wireless/hostap/hostap_main.c index eb57d1ea361f..eaee84b55887 100644 --- a/drivers/net/wireless/hostap/hostap_main.c +++ b/drivers/net/wireless/hostap/hostap_main.c @@ -741,9 +741,7 @@ void hostap_set_multicast_list_queue(struct work_struct *work) local_info_t *local = container_of(work, local_info_t, set_multicast_list_queue); struct net_device *dev = local->dev; - struct hostap_interface *iface; - iface = netdev_priv(dev); if (hostap_set_word(dev, HFA384X_RID_PROMISCUOUSMODE, local->is_promisc)) { printk(KERN_INFO "%s: %sabling promiscuous mode failed\n", diff --git a/drivers/net/wireless/iwlwifi/Makefile b/drivers/net/wireless/iwlwifi/Makefile index 7c7235385513..728bb858ba97 100644 --- a/drivers/net/wireless/iwlwifi/Makefile +++ b/drivers/net/wireless/iwlwifi/Makefile @@ -1,6 +1,6 @@ obj-$(CONFIG_IWLWIFI) += iwlcore.o iwlcore-objs := iwl-core.o iwl-eeprom.o iwl-hcmd.o iwl-power.o -iwlcore-objs += iwl-rx.o iwl-tx.o iwl-sta.o iwl-calib.o +iwlcore-objs += iwl-rx.o iwl-tx.o iwl-sta.o iwlcore-objs += iwl-scan.o iwl-led.o iwlcore-$(CONFIG_IWLWIFI_DEBUGFS) += iwl-debugfs.o iwlcore-$(CONFIG_IWLWIFI_DEVICE_TRACING) += iwl-devtrace.o @@ -11,7 +11,7 @@ CFLAGS_iwl-devtrace.o := -I$(src) obj-$(CONFIG_IWLAGN) += iwlagn.o iwlagn-objs := iwl-agn.o iwl-agn-rs.o iwl-agn-led.o iwl-agn-ict.o iwlagn-objs += iwl-agn-ucode.o iwl-agn-hcmd.o iwl-agn-tx.o -iwlagn-objs += iwl-agn-lib.o +iwlagn-objs += iwl-agn-lib.o iwl-agn-rx.o iwl-agn-calib.o iwlagn-$(CONFIG_IWLWIFI_DEBUGFS) += iwl-agn-debugfs.o iwlagn-$(CONFIG_IWL4965) += iwl-4965.o diff --git a/drivers/net/wireless/iwlwifi/iwl-1000.c b/drivers/net/wireless/iwlwifi/iwl-1000.c index dba91e0233b6..1daf159914ad 100644 --- a/drivers/net/wireless/iwlwifi/iwl-1000.c +++ b/drivers/net/wireless/iwlwifi/iwl-1000.c @@ -157,6 +157,8 @@ static int iwl1000_hw_set_hw_params(struct iwl_priv *priv) BIT(IWL_CALIB_TX_IQ) | BIT(IWL_CALIB_TX_IQ_PERD) | BIT(IWL_CALIB_BASE_BAND); + if (priv->cfg->need_dc_calib) + priv->hw_params.calib_init_cfg |= BIT(IWL_CALIB_DC); priv->hw_params.beacon_time_tsf_bits = IWLAGN_EXT_BEACON_TIME_POS; @@ -215,6 +217,7 @@ static struct iwl_lib_ops iwl1000_lib = { .set_ct_kill = iwl1000_set_ct_threshold, }, .manage_ibss_station = iwlagn_manage_ibss_station, + .update_bcast_station = iwl_update_bcast_station, .debugfs_ops = { .rx_stats_read = iwl_ucode_rx_stats_read, .tx_stats_read = iwl_ucode_tx_stats_read, diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.c b/drivers/net/wireless/iwlwifi/iwl-3945.c index 93d513e14186..a07310fefcf2 100644 --- a/drivers/net/wireless/iwlwifi/iwl-3945.c +++ b/drivers/net/wireless/iwlwifi/iwl-3945.c @@ -406,6 +406,11 @@ static bool iwl3945_good_plcp_health(struct iwl_priv *priv, unsigned int plcp_msec; unsigned long plcp_received_jiffies; + if (priv->cfg->plcp_delta_threshold == + IWL_MAX_PLCP_ERR_THRESHOLD_DISABLE) { + IWL_DEBUG_RADIO(priv, "plcp_err check disabled\n"); + return rc; + } memcpy(¤t_stat, pkt->u.raw, sizeof(struct iwl3945_notif_statistics)); /* diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c index 83e6a42ca2da..1dd3bc4c107e 100644 --- a/drivers/net/wireless/iwlwifi/iwl-4965.c +++ b/drivers/net/wireless/iwlwifi/iwl-4965.c @@ -1580,7 +1580,8 @@ static int iwl4965_hw_get_temperature(struct iwl_priv *priv) u32 R4; if (test_bit(STATUS_TEMPERATURE, &priv->status) && - (priv->statistics.flag & STATISTICS_REPLY_FLG_HT40_MODE_MSK)) { + (priv->_agn.statistics.flag & + STATISTICS_REPLY_FLG_HT40_MODE_MSK)) { IWL_DEBUG_TEMP(priv, "Running HT40 temperature calibration\n"); R1 = (s32)le32_to_cpu(priv->card_alive_init.therm_r1[1]); R2 = (s32)le32_to_cpu(priv->card_alive_init.therm_r2[1]); @@ -1604,8 +1605,8 @@ static int iwl4965_hw_get_temperature(struct iwl_priv *priv) if (!test_bit(STATUS_TEMPERATURE, &priv->status)) vt = sign_extend(R4, 23); else - vt = sign_extend( - le32_to_cpu(priv->statistics.general.temperature), 23); + vt = sign_extend(le32_to_cpu( + priv->_agn.statistics.general.temperature), 23); IWL_DEBUG_TEMP(priv, "Calib values R[1-3]: %d %d %d R4: %d\n", R1, R2, R3, vt); @@ -1785,6 +1786,7 @@ static int iwl4965_txq_agg_enable(struct iwl_priv *priv, int txq_id, { unsigned long flags; u16 ra_tid; + int ret; if ((IWL49_FIRST_AMPDU_QUEUE > txq_id) || (IWL49_FIRST_AMPDU_QUEUE + priv->cfg->num_of_ampdu_queues @@ -1800,7 +1802,9 @@ static int iwl4965_txq_agg_enable(struct iwl_priv *priv, int txq_id, ra_tid = BUILD_RAxTID(sta_id, tid); /* Modify device's station table to Tx this TID */ - iwl_sta_tx_modify_enable_tid(priv, sta_id, tid); + ret = iwl_sta_tx_modify_enable_tid(priv, sta_id, tid); + if (ret) + return ret; spin_lock_irqsave(&priv->lock, flags); @@ -2276,6 +2280,7 @@ static struct iwl_lib_ops iwl4965_lib = { .set_ct_kill = iwl4965_set_ct_threshold, }, .manage_ibss_station = iwlagn_manage_ibss_station, + .update_bcast_station = iwl_update_bcast_station, .debugfs_ops = { .rx_stats_read = iwl_ucode_rx_stats_read, .tx_stats_read = iwl_ucode_tx_stats_read, diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c index 32710a801cb0..b8f3e20f2c80 100644 --- a/drivers/net/wireless/iwlwifi/iwl-5000.c +++ b/drivers/net/wireless/iwlwifi/iwl-5000.c @@ -249,10 +249,11 @@ static int iwl5150_hw_set_hw_params(struct iwl_priv *priv) /* Set initial calibration set */ priv->hw_params.sens = &iwl5150_sensitivity; priv->hw_params.calib_init_cfg = - BIT(IWL_CALIB_DC) | BIT(IWL_CALIB_LO) | BIT(IWL_CALIB_TX_IQ) | BIT(IWL_CALIB_BASE_BAND); + if (priv->cfg->need_dc_calib) + priv->hw_params.calib_init_cfg |= BIT(IWL_CALIB_DC); priv->hw_params.beacon_time_tsf_bits = IWLAGN_EXT_BEACON_TIME_POS; @@ -264,7 +265,7 @@ static void iwl5150_temperature(struct iwl_priv *priv) u32 vt = 0; s32 offset = iwl_temp_calib_to_offset(priv); - vt = le32_to_cpu(priv->statistics.general.temperature); + vt = le32_to_cpu(priv->_agn.statistics.general.temperature); vt = vt / IWL_5150_VOLTAGE_TO_TEMPERATURE_COEFF + offset; /* now vt hold the temperature in Kelvin */ priv->temperature = KELVIN_TO_CELSIUS(vt); @@ -392,6 +393,7 @@ static struct iwl_lib_ops iwl5000_lib = { .set_ct_kill = iwl5000_set_ct_threshold, }, .manage_ibss_station = iwlagn_manage_ibss_station, + .update_bcast_station = iwl_update_bcast_station, .debugfs_ops = { .rx_stats_read = iwl_ucode_rx_stats_read, .tx_stats_read = iwl_ucode_tx_stats_read, @@ -454,6 +456,7 @@ static struct iwl_lib_ops iwl5150_lib = { .set_ct_kill = iwl5150_set_ct_threshold, }, .manage_ibss_station = iwlagn_manage_ibss_station, + .update_bcast_station = iwl_update_bcast_station, .debugfs_ops = { .rx_stats_read = iwl_ucode_rx_stats_read, .tx_stats_read = iwl_ucode_tx_stats_read, @@ -660,6 +663,7 @@ struct iwl_cfg iwl5150_agn_cfg = { .ucode_tracing = true, .sensitivity_calib_by_driver = true, .chain_noise_calib_by_driver = true, + .need_dc_calib = true, }; struct iwl_cfg iwl5150_abg_cfg = { @@ -689,6 +693,7 @@ struct iwl_cfg iwl5150_abg_cfg = { .ucode_tracing = true, .sensitivity_calib_by_driver = true, .chain_noise_calib_by_driver = true, + .need_dc_calib = true, }; MODULE_FIRMWARE(IWL5000_MODULE_FIRMWARE(IWL5000_UCODE_API_MAX)); diff --git a/drivers/net/wireless/iwlwifi/iwl-6000.c b/drivers/net/wireless/iwlwifi/iwl-6000.c index afdeec56b13f..8577664da77c 100644 --- a/drivers/net/wireless/iwlwifi/iwl-6000.c +++ b/drivers/net/wireless/iwlwifi/iwl-6000.c @@ -84,9 +84,10 @@ static void iwl6000_set_ct_threshold(struct iwl_priv *priv) } /* Indicate calibration version to uCode. */ -static void iwl6050_set_calib_version(struct iwl_priv *priv) +static void iwl6000_set_calib_version(struct iwl_priv *priv) { - if (priv->cfg->ops->lib->eeprom_ops.calib_version(priv) >= 6) + if (priv->cfg->need_dc_calib && + (priv->cfg->ops->lib->eeprom_ops.calib_version(priv) >= 6)) iwl_set_bit(priv, CSR_GP_DRIVER_REG, CSR_GP_DRIVER_REG_BIT_CALIB_VERSION6); } @@ -186,53 +187,8 @@ static int iwl6000_hw_set_hw_params(struct iwl_priv *priv) BIT(IWL_CALIB_LO) | BIT(IWL_CALIB_TX_IQ) | BIT(IWL_CALIB_BASE_BAND); - - priv->hw_params.beacon_time_tsf_bits = IWLAGN_EXT_BEACON_TIME_POS; - - return 0; -} - -static int iwl6050_hw_set_hw_params(struct iwl_priv *priv) -{ - if (priv->cfg->mod_params->num_of_queues >= IWL_MIN_NUM_QUEUES && - priv->cfg->mod_params->num_of_queues <= IWLAGN_NUM_QUEUES) - priv->cfg->num_of_queues = - priv->cfg->mod_params->num_of_queues; - - priv->hw_params.max_txq_num = priv->cfg->num_of_queues; - priv->hw_params.dma_chnl_num = FH50_TCSR_CHNL_NUM; - priv->hw_params.scd_bc_tbls_size = - priv->cfg->num_of_queues * - sizeof(struct iwlagn_scd_bc_tbl); - priv->hw_params.tfd_size = sizeof(struct iwl_tfd); - priv->hw_params.max_stations = IWL5000_STATION_COUNT; - priv->hw_params.bcast_sta_id = IWL5000_BROADCAST_ID; - - priv->hw_params.max_data_size = IWL60_RTC_DATA_SIZE; - priv->hw_params.max_inst_size = IWL60_RTC_INST_SIZE; - - priv->hw_params.max_bsm_size = 0; - priv->hw_params.ht40_channel = BIT(IEEE80211_BAND_2GHZ) | - BIT(IEEE80211_BAND_5GHZ); - priv->hw_params.rx_wrt_ptr_reg = FH_RSCSR_CHNL0_WPTR; - - priv->hw_params.tx_chains_num = num_of_ant(priv->cfg->valid_tx_ant); - priv->hw_params.rx_chains_num = num_of_ant(priv->cfg->valid_rx_ant); - priv->hw_params.valid_tx_ant = priv->cfg->valid_tx_ant; - priv->hw_params.valid_rx_ant = priv->cfg->valid_rx_ant; - - if (priv->cfg->ops->lib->temp_ops.set_ct_kill) - priv->cfg->ops->lib->temp_ops.set_ct_kill(priv); - - /* Set initial sensitivity parameters */ - /* Set initial calibration set */ - priv->hw_params.sens = &iwl6000_sensitivity; - priv->hw_params.calib_init_cfg = - BIT(IWL_CALIB_XTAL) | - BIT(IWL_CALIB_DC) | - BIT(IWL_CALIB_LO) | - BIT(IWL_CALIB_TX_IQ) | - BIT(IWL_CALIB_BASE_BAND); + if (priv->cfg->need_dc_calib) + priv->hw_params.calib_init_cfg |= BIT(IWL_CALIB_DC); priv->hw_params.beacon_time_tsf_bits = IWLAGN_EXT_BEACON_TIME_POS; @@ -359,8 +315,10 @@ static struct iwl_lib_ops iwl6000_lib = { .temp_ops = { .temperature = iwlagn_temperature, .set_ct_kill = iwl6000_set_ct_threshold, + .set_calib_version = iwl6000_set_calib_version, }, .manage_ibss_station = iwlagn_manage_ibss_station, + .update_bcast_station = iwl_update_bcast_station, .debugfs_ops = { .rx_stats_read = iwl_ucode_rx_stats_read, .tx_stats_read = iwl_ucode_tx_stats_read, @@ -397,79 +355,6 @@ static const struct iwl_ops iwl6000g2b_ops = { .led = &iwlagn_led_ops, }; -static struct iwl_lib_ops iwl6050_lib = { - .set_hw_params = iwl6050_hw_set_hw_params, - .txq_update_byte_cnt_tbl = iwlagn_txq_update_byte_cnt_tbl, - .txq_inval_byte_cnt_tbl = iwlagn_txq_inval_byte_cnt_tbl, - .txq_set_sched = iwlagn_txq_set_sched, - .txq_agg_enable = iwlagn_txq_agg_enable, - .txq_agg_disable = iwlagn_txq_agg_disable, - .txq_attach_buf_to_tfd = iwl_hw_txq_attach_buf_to_tfd, - .txq_free_tfd = iwl_hw_txq_free_tfd, - .txq_init = iwl_hw_tx_queue_init, - .rx_handler_setup = iwlagn_rx_handler_setup, - .setup_deferred_work = iwlagn_setup_deferred_work, - .is_valid_rtc_data_addr = iwlagn_hw_valid_rtc_data_addr, - .load_ucode = iwlagn_load_ucode, - .dump_nic_event_log = iwl_dump_nic_event_log, - .dump_nic_error_log = iwl_dump_nic_error_log, - .dump_csr = iwl_dump_csr, - .dump_fh = iwl_dump_fh, - .init_alive_start = iwlagn_init_alive_start, - .alive_notify = iwlagn_alive_notify, - .send_tx_power = iwlagn_send_tx_power, - .update_chain_flags = iwl_update_chain_flags, - .set_channel_switch = iwl6000_hw_channel_switch, - .apm_ops = { - .init = iwl_apm_init, - .stop = iwl_apm_stop, - .config = iwl6000_nic_config, - .set_pwr_src = iwl_set_pwr_src, - }, - .eeprom_ops = { - .regulatory_bands = { - EEPROM_REG_BAND_1_CHANNELS, - EEPROM_REG_BAND_2_CHANNELS, - EEPROM_REG_BAND_3_CHANNELS, - EEPROM_REG_BAND_4_CHANNELS, - EEPROM_REG_BAND_5_CHANNELS, - EEPROM_6000_REG_BAND_24_HT40_CHANNELS, - EEPROM_REG_BAND_52_HT40_CHANNELS - }, - .verify_signature = iwlcore_eeprom_verify_signature, - .acquire_semaphore = iwlcore_eeprom_acquire_semaphore, - .release_semaphore = iwlcore_eeprom_release_semaphore, - .calib_version = iwlagn_eeprom_calib_version, - .query_addr = iwlagn_eeprom_query_addr, - .update_enhanced_txpower = iwlcore_eeprom_enhanced_txpower, - }, - .post_associate = iwl_post_associate, - .isr = iwl_isr_ict, - .config_ap = iwl_config_ap, - .temp_ops = { - .temperature = iwlagn_temperature, - .set_ct_kill = iwl6000_set_ct_threshold, - .set_calib_version = iwl6050_set_calib_version, - }, - .manage_ibss_station = iwlagn_manage_ibss_station, - .debugfs_ops = { - .rx_stats_read = iwl_ucode_rx_stats_read, - .tx_stats_read = iwl_ucode_tx_stats_read, - .general_stats_read = iwl_ucode_general_stats_read, - }, - .recover_from_tx_stall = iwl_bg_monitor_recover, - .check_plcp_health = iwl_good_plcp_health, - .check_ack_health = iwl_good_ack_health, -}; - -static const struct iwl_ops iwl6050_ops = { - .lib = &iwl6050_lib, - .hcmd = &iwlagn_hcmd, - .utils = &iwlagn_hcmd_utils, - .led = &iwlagn_led_ops, -}; - - struct iwl_cfg iwl6000g2a_2agn_cfg = { .name = "6000 Series 2x2 AGN Gen2a", .fw_name_pre = IWL6000G2A_FW_PRE, @@ -505,6 +390,7 @@ struct iwl_cfg iwl6000g2a_2agn_cfg = { .ucode_tracing = true, .sensitivity_calib_by_driver = true, .chain_noise_calib_by_driver = true, + .need_dc_calib = true, }; struct iwl_cfg iwl6000g2a_2abg_cfg = { @@ -537,6 +423,9 @@ struct iwl_cfg iwl6000g2a_2abg_cfg = { .chain_noise_scale = 1000, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 512, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, + .need_dc_calib = true, }; struct iwl_cfg iwl6000g2a_2bg_cfg = { @@ -569,6 +458,9 @@ struct iwl_cfg iwl6000g2a_2bg_cfg = { .chain_noise_scale = 1000, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 512, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, + .need_dc_calib = true, }; struct iwl_cfg iwl6000g2b_2agn_cfg = { @@ -603,6 +495,9 @@ struct iwl_cfg iwl6000g2b_2agn_cfg = { .chain_noise_scale = 1000, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 512, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, + .need_dc_calib = true, }; struct iwl_cfg iwl6000g2b_2abg_cfg = { @@ -635,6 +530,9 @@ struct iwl_cfg iwl6000g2b_2abg_cfg = { .chain_noise_scale = 1000, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 512, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, + .need_dc_calib = true, }; struct iwl_cfg iwl6000g2b_2bgn_cfg = { @@ -669,6 +567,9 @@ struct iwl_cfg iwl6000g2b_2bgn_cfg = { .chain_noise_scale = 1000, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 512, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, + .need_dc_calib = true, }; struct iwl_cfg iwl6000g2b_2bg_cfg = { @@ -701,6 +602,9 @@ struct iwl_cfg iwl6000g2b_2bg_cfg = { .chain_noise_scale = 1000, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 512, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, + .need_dc_calib = true, }; struct iwl_cfg iwl6000g2b_bgn_cfg = { @@ -735,6 +639,9 @@ struct iwl_cfg iwl6000g2b_bgn_cfg = { .chain_noise_scale = 1000, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 512, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, + .need_dc_calib = true, }; struct iwl_cfg iwl6000g2b_bg_cfg = { @@ -767,6 +674,9 @@ struct iwl_cfg iwl6000g2b_bg_cfg = { .chain_noise_scale = 1000, .monitor_recover_period = IWL_MONITORING_PERIOD, .max_event_log_size = 512, + .sensitivity_calib_by_driver = true, + .chain_noise_calib_by_driver = true, + .need_dc_calib = true, }; /* @@ -885,7 +795,7 @@ struct iwl_cfg iwl6050_2agn_cfg = { .ucode_api_max = IWL6050_UCODE_API_MAX, .ucode_api_min = IWL6050_UCODE_API_MIN, .sku = IWL_SKU_A|IWL_SKU_G|IWL_SKU_N, - .ops = &iwl6050_ops, + .ops = &iwl6000_ops, .eeprom_size = OTP_LOW_IMAGE_SIZE, .eeprom_ver = EEPROM_6050_EEPROM_VERSION, .eeprom_calib_ver = EEPROM_6050_TX_POWER_VERSION, @@ -914,6 +824,7 @@ struct iwl_cfg iwl6050_2agn_cfg = { .ucode_tracing = true, .sensitivity_calib_by_driver = true, .chain_noise_calib_by_driver = true, + .need_dc_calib = true, }; struct iwl_cfg iwl6050_2abg_cfg = { @@ -922,7 +833,7 @@ struct iwl_cfg iwl6050_2abg_cfg = { .ucode_api_max = IWL6050_UCODE_API_MAX, .ucode_api_min = IWL6050_UCODE_API_MIN, .sku = IWL_SKU_A|IWL_SKU_G, - .ops = &iwl6050_ops, + .ops = &iwl6000_ops, .eeprom_size = OTP_LOW_IMAGE_SIZE, .eeprom_ver = EEPROM_6050_EEPROM_VERSION, .eeprom_calib_ver = EEPROM_6050_TX_POWER_VERSION, @@ -949,6 +860,7 @@ struct iwl_cfg iwl6050_2abg_cfg = { .ucode_tracing = true, .sensitivity_calib_by_driver = true, .chain_noise_calib_by_driver = true, + .need_dc_calib = true, }; struct iwl_cfg iwl6000_3agn_cfg = { diff --git a/drivers/net/wireless/iwlwifi/iwl-calib.c b/drivers/net/wireless/iwlwifi/iwl-agn-calib.c index 22fa947e8756..eb052b05e790 100644 --- a/drivers/net/wireless/iwlwifi/iwl-calib.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-calib.c @@ -96,17 +96,16 @@ int iwl_send_calib_results(struct iwl_priv *priv) hcmd.len = priv->calib_results[i].buf_len; hcmd.data = priv->calib_results[i].buf; ret = iwl_send_cmd_sync(priv, &hcmd); - if (ret) - goto err; + if (ret) { + IWL_ERR(priv, "Error %d iteration %d\n", + ret, i); + break; + } } } - return 0; -err: - IWL_ERR(priv, "Error %d iteration %d\n", ret, i); return ret; } -EXPORT_SYMBOL(iwl_send_calib_results); int iwl_calib_set(struct iwl_calib_result *res, const u8 *buf, int len) { @@ -121,7 +120,6 @@ int iwl_calib_set(struct iwl_calib_result *res, const u8 *buf, int len) memcpy(res->buf, buf, len); return 0; } -EXPORT_SYMBOL(iwl_calib_set); void iwl_calib_free_results(struct iwl_priv *priv) { @@ -133,7 +131,6 @@ void iwl_calib_free_results(struct iwl_priv *priv) priv->calib_results[i].buf_len = 0; } } -EXPORT_SYMBOL(iwl_calib_free_results); /***************************************************************************** * RUNTIME calibrations framework @@ -533,7 +530,6 @@ void iwl_init_sensitivity(struct iwl_priv *priv) ret |= iwl_sensitivity_write(priv); IWL_DEBUG_CALIB(priv, "<<return 0x%X\n", ret); } -EXPORT_SYMBOL(iwl_init_sensitivity); void iwl_sensitivity_calibration(struct iwl_priv *priv, struct iwl_notif_statistics *resp) @@ -639,7 +635,6 @@ void iwl_sensitivity_calibration(struct iwl_priv *priv, iwl_sens_energy_cck(priv, norm_fa_cck, rx_enable_time, &statis); iwl_sensitivity_write(priv); } -EXPORT_SYMBOL(iwl_sensitivity_calibration); static inline u8 find_first_chain(u8 mask) { @@ -848,10 +843,10 @@ void iwl_chain_noise_calibration(struct iwl_priv *priv, if (active_chains != priv->hw_params.valid_rx_ant && active_chains != priv->chain_noise_data.active_chains) - IWL_WARN(priv, - "Detected that not all antennas are connected! " - "Connected: %#x, valid: %#x.\n", - active_chains, priv->hw_params.valid_rx_ant); + IWL_DEBUG_CALIB(priv, + "Detected that not all antennas are connected! " + "Connected: %#x, valid: %#x.\n", + active_chains, priv->hw_params.valid_rx_ant); /* Save for use within RXON, TX, SCAN commands, etc. */ priv->chain_noise_data.active_chains = active_chains; @@ -897,8 +892,6 @@ void iwl_chain_noise_calibration(struct iwl_priv *priv, data->state = IWL_CHAIN_NOISE_DONE; iwl_power_update_mode(priv, false); } -EXPORT_SYMBOL(iwl_chain_noise_calibration); - void iwl_reset_run_time_calib(struct iwl_priv *priv) { @@ -915,5 +908,3 @@ void iwl_reset_run_time_calib(struct iwl_priv *priv) * periodically after association */ iwl_send_statistics_request(priv, CMD_ASYNC, true); } -EXPORT_SYMBOL(iwl_reset_run_time_calib); - diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-debugfs.c b/drivers/net/wireless/iwlwifi/iwl-agn-debugfs.c index 3d08dc8af143..75d6bfcbc607 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-debugfs.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-debugfs.c @@ -33,17 +33,17 @@ static int iwl_statistics_flag(struct iwl_priv *priv, char *buf, int bufsz) int p = 0; p += scnprintf(buf + p, bufsz - p, "Statistics Flag(0x%X):\n", - le32_to_cpu(priv->statistics.flag)); - if (le32_to_cpu(priv->statistics.flag) & + le32_to_cpu(priv->_agn.statistics.flag)); + if (le32_to_cpu(priv->_agn.statistics.flag) & UCODE_STATISTICS_CLEAR_MSK) p += scnprintf(buf + p, bufsz - p, "\tStatistics have been cleared\n"); p += scnprintf(buf + p, bufsz - p, "\tOperational Frequency: %s\n", - (le32_to_cpu(priv->statistics.flag) & + (le32_to_cpu(priv->_agn.statistics.flag) & UCODE_STATISTICS_FREQUENCY_MSK) ? "2.4 GHz" : "5.2 GHz"); p += scnprintf(buf + p, bufsz - p, "\tTGj Narrow Band: %s\n", - (le32_to_cpu(priv->statistics.flag) & + (le32_to_cpu(priv->_agn.statistics.flag) & UCODE_STATISTICS_NARROW_BAND_MSK) ? "enabled" : "disabled"); return p; @@ -79,22 +79,22 @@ ssize_t iwl_ucode_rx_stats_read(struct file *file, char __user *user_buf, * the last statistics notification from uCode * might not reflect the current uCode activity */ - ofdm = &priv->statistics.rx.ofdm; - cck = &priv->statistics.rx.cck; - general = &priv->statistics.rx.general; - ht = &priv->statistics.rx.ofdm_ht; - accum_ofdm = &priv->accum_statistics.rx.ofdm; - accum_cck = &priv->accum_statistics.rx.cck; - accum_general = &priv->accum_statistics.rx.general; - accum_ht = &priv->accum_statistics.rx.ofdm_ht; - delta_ofdm = &priv->delta_statistics.rx.ofdm; - delta_cck = &priv->delta_statistics.rx.cck; - delta_general = &priv->delta_statistics.rx.general; - delta_ht = &priv->delta_statistics.rx.ofdm_ht; - max_ofdm = &priv->max_delta.rx.ofdm; - max_cck = &priv->max_delta.rx.cck; - max_general = &priv->max_delta.rx.general; - max_ht = &priv->max_delta.rx.ofdm_ht; + ofdm = &priv->_agn.statistics.rx.ofdm; + cck = &priv->_agn.statistics.rx.cck; + general = &priv->_agn.statistics.rx.general; + ht = &priv->_agn.statistics.rx.ofdm_ht; + accum_ofdm = &priv->_agn.accum_statistics.rx.ofdm; + accum_cck = &priv->_agn.accum_statistics.rx.cck; + accum_general = &priv->_agn.accum_statistics.rx.general; + accum_ht = &priv->_agn.accum_statistics.rx.ofdm_ht; + delta_ofdm = &priv->_agn.delta_statistics.rx.ofdm; + delta_cck = &priv->_agn.delta_statistics.rx.cck; + delta_general = &priv->_agn.delta_statistics.rx.general; + delta_ht = &priv->_agn.delta_statistics.rx.ofdm_ht; + max_ofdm = &priv->_agn.max_delta.rx.ofdm; + max_cck = &priv->_agn.max_delta.rx.cck; + max_general = &priv->_agn.max_delta.rx.general; + max_ht = &priv->_agn.max_delta.rx.ofdm_ht; pos += iwl_statistics_flag(priv, buf, bufsz); pos += scnprintf(buf + pos, bufsz - pos, "%-32s current" @@ -560,10 +560,10 @@ ssize_t iwl_ucode_tx_stats_read(struct file *file, * the last statistics notification from uCode * might not reflect the current uCode activity */ - tx = &priv->statistics.tx; - accum_tx = &priv->accum_statistics.tx; - delta_tx = &priv->delta_statistics.tx; - max_tx = &priv->max_delta.tx; + tx = &priv->_agn.statistics.tx; + accum_tx = &priv->_agn.accum_statistics.tx; + delta_tx = &priv->_agn.delta_statistics.tx; + max_tx = &priv->_agn.max_delta.tx; pos += iwl_statistics_flag(priv, buf, bufsz); pos += scnprintf(buf + pos, bufsz - pos, "%-32s current" "acumulative delta max\n", @@ -777,18 +777,18 @@ ssize_t iwl_ucode_general_stats_read(struct file *file, char __user *user_buf, * the last statistics notification from uCode * might not reflect the current uCode activity */ - general = &priv->statistics.general; - dbg = &priv->statistics.general.dbg; - div = &priv->statistics.general.div; - accum_general = &priv->accum_statistics.general; - delta_general = &priv->delta_statistics.general; - max_general = &priv->max_delta.general; - accum_dbg = &priv->accum_statistics.general.dbg; - delta_dbg = &priv->delta_statistics.general.dbg; - max_dbg = &priv->max_delta.general.dbg; - accum_div = &priv->accum_statistics.general.div; - delta_div = &priv->delta_statistics.general.div; - max_div = &priv->max_delta.general.div; + general = &priv->_agn.statistics.general; + dbg = &priv->_agn.statistics.general.dbg; + div = &priv->_agn.statistics.general.div; + accum_general = &priv->_agn.accum_statistics.general; + delta_general = &priv->_agn.delta_statistics.general; + max_general = &priv->_agn.max_delta.general; + accum_dbg = &priv->_agn.accum_statistics.general.dbg; + delta_dbg = &priv->_agn.delta_statistics.general.dbg; + max_dbg = &priv->_agn.max_delta.general.dbg; + accum_div = &priv->_agn.accum_statistics.general.div; + delta_div = &priv->_agn.delta_statistics.general.div; + max_div = &priv->_agn.max_delta.general.div; pos += iwl_statistics_flag(priv, buf, bufsz); pos += scnprintf(buf + pos, bufsz - pos, "%-32s current" "acumulative delta max\n", diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-hcmd.c b/drivers/net/wireless/iwlwifi/iwl-agn-hcmd.c index 3f765ba15cb8..f06d1feedf81 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-hcmd.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-hcmd.c @@ -214,11 +214,7 @@ static void iwlagn_chain_noise_reset(struct iwl_priv *priv) static void iwlagn_rts_tx_cmd_flag(struct ieee80211_tx_info *info, __le32 *tx_flags) { - if ((info->control.rates[0].flags & IEEE80211_TX_RC_USE_RTS_CTS) || - (info->control.rates[0].flags & IEEE80211_TX_RC_USE_CTS_PROTECT)) - *tx_flags |= TX_CMD_FLG_RTS_CTS_MSK; - else - *tx_flags &= ~TX_CMD_FLG_RTS_CTS_MSK; + *tx_flags |= TX_CMD_FLG_PROT_REQUIRE_MSK; } /* Calc max signal level (dBm) among 3 possible receivers */ diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c index 0e7b0661d61d..5f1e7d802cbf 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-lib.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-lib.c @@ -361,7 +361,8 @@ int iwlagn_send_tx_power(struct iwl_priv *priv) void iwlagn_temperature(struct iwl_priv *priv) { /* store temperature from statistics (in Celsius) */ - priv->temperature = le32_to_cpu(priv->statistics.general.temperature); + priv->temperature = + le32_to_cpu(priv->_agn.statistics.general.temperature); iwl_tt_handler(priv); } diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c index 40933a5de027..35c86d22b14b 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c @@ -324,18 +324,11 @@ static void rs_tl_turn_on_agg(struct iwl_priv *priv, u8 tid, struct iwl_lq_sta *lq_data, struct ieee80211_sta *sta) { - if ((tid < TID_MAX_LOAD_COUNT) && - !rs_tl_turn_on_agg_for_tid(priv, lq_data, tid, sta)) { - if (priv->cfg->use_rts_for_ht) { - /* - * switch to RTS/CTS if it is the prefer protection - * method for HT traffic - */ - IWL_DEBUG_HT(priv, "use RTS/CTS protection for HT\n"); - priv->staging_rxon.flags &= ~RXON_FLG_SELF_CTS_EN; - iwlcore_commit_rxon(priv); - } - } + if (tid < TID_MAX_LOAD_COUNT) + rs_tl_turn_on_agg_for_tid(priv, lq_data, tid, sta); + else + IWL_ERR(priv, "tid exceeds max load count: %d/%d\n", + tid, TID_MAX_LOAD_COUNT); } static inline int get_num_of_ant_from_rate(u32 rate_n_flags) diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rx.c b/drivers/net/wireless/iwlwifi/iwl-agn-rx.c new file mode 100644 index 000000000000..d54edc326f81 --- /dev/null +++ b/drivers/net/wireless/iwlwifi/iwl-agn-rx.c @@ -0,0 +1,284 @@ +/****************************************************************************** + * + * GPL LICENSE SUMMARY + * + * Copyright(c) 2008 - 2010 Intel Corporation. All rights reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of version 2 of the GNU General Public License as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110, + * USA + * + * The full GNU General Public License is included in this distribution + * in the file called LICENSE.GPL. + * + * Contact Information: + * Intel Linux Wireless <ilw@linux.intel.com> + * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + * + *****************************************************************************/ + +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/init.h> +#include <linux/sched.h> + +#include "iwl-dev.h" +#include "iwl-core.h" +#include "iwl-calib.h" +#include "iwl-sta.h" +#include "iwl-io.h" +#include "iwl-helpers.h" +#include "iwl-agn-hw.h" +#include "iwl-agn.h" + +void iwl_rx_missed_beacon_notif(struct iwl_priv *priv, + struct iwl_rx_mem_buffer *rxb) + +{ + struct iwl_rx_packet *pkt = rxb_addr(rxb); + struct iwl_missed_beacon_notif *missed_beacon; + + missed_beacon = &pkt->u.missed_beacon; + if (le32_to_cpu(missed_beacon->consecutive_missed_beacons) > + priv->missed_beacon_threshold) { + IWL_DEBUG_CALIB(priv, + "missed bcn cnsq %d totl %d rcd %d expctd %d\n", + le32_to_cpu(missed_beacon->consecutive_missed_beacons), + le32_to_cpu(missed_beacon->total_missed_becons), + le32_to_cpu(missed_beacon->num_recvd_beacons), + le32_to_cpu(missed_beacon->num_expected_beacons)); + if (!test_bit(STATUS_SCANNING, &priv->status)) + iwl_init_sensitivity(priv); + } +} + +/* Calculate noise level, based on measurements during network silence just + * before arriving beacon. This measurement can be done only if we know + * exactly when to expect beacons, therefore only when we're associated. */ +static void iwl_rx_calc_noise(struct iwl_priv *priv) +{ + struct statistics_rx_non_phy *rx_info + = &(priv->_agn.statistics.rx.general); + int num_active_rx = 0; + int total_silence = 0; + int bcn_silence_a = + le32_to_cpu(rx_info->beacon_silence_rssi_a) & IN_BAND_FILTER; + int bcn_silence_b = + le32_to_cpu(rx_info->beacon_silence_rssi_b) & IN_BAND_FILTER; + int bcn_silence_c = + le32_to_cpu(rx_info->beacon_silence_rssi_c) & IN_BAND_FILTER; + int last_rx_noise; + + if (bcn_silence_a) { + total_silence += bcn_silence_a; + num_active_rx++; + } + if (bcn_silence_b) { + total_silence += bcn_silence_b; + num_active_rx++; + } + if (bcn_silence_c) { + total_silence += bcn_silence_c; + num_active_rx++; + } + + /* Average among active antennas */ + if (num_active_rx) + last_rx_noise = (total_silence / num_active_rx) - 107; + else + last_rx_noise = IWL_NOISE_MEAS_NOT_AVAILABLE; + + IWL_DEBUG_CALIB(priv, "inband silence a %u, b %u, c %u, dBm %d\n", + bcn_silence_a, bcn_silence_b, bcn_silence_c, + last_rx_noise); +} + +#ifdef CONFIG_IWLWIFI_DEBUGFS +/* + * based on the assumption of all statistics counter are in DWORD + * FIXME: This function is for debugging, do not deal with + * the case of counters roll-over. + */ +static void iwl_accumulative_statistics(struct iwl_priv *priv, + __le32 *stats) +{ + int i; + __le32 *prev_stats; + u32 *accum_stats; + u32 *delta, *max_delta; + + prev_stats = (__le32 *)&priv->_agn.statistics; + accum_stats = (u32 *)&priv->_agn.accum_statistics; + delta = (u32 *)&priv->_agn.delta_statistics; + max_delta = (u32 *)&priv->_agn.max_delta; + + for (i = sizeof(__le32); i < sizeof(struct iwl_notif_statistics); + i += sizeof(__le32), stats++, prev_stats++, delta++, + max_delta++, accum_stats++) { + if (le32_to_cpu(*stats) > le32_to_cpu(*prev_stats)) { + *delta = (le32_to_cpu(*stats) - + le32_to_cpu(*prev_stats)); + *accum_stats += *delta; + if (*delta > *max_delta) + *max_delta = *delta; + } + } + + /* reset accumulative statistics for "no-counter" type statistics */ + priv->_agn.accum_statistics.general.temperature = + priv->_agn.statistics.general.temperature; + priv->_agn.accum_statistics.general.temperature_m = + priv->_agn.statistics.general.temperature_m; + priv->_agn.accum_statistics.general.ttl_timestamp = + priv->_agn.statistics.general.ttl_timestamp; + priv->_agn.accum_statistics.tx.tx_power.ant_a = + priv->_agn.statistics.tx.tx_power.ant_a; + priv->_agn.accum_statistics.tx.tx_power.ant_b = + priv->_agn.statistics.tx.tx_power.ant_b; + priv->_agn.accum_statistics.tx.tx_power.ant_c = + priv->_agn.statistics.tx.tx_power.ant_c; +} +#endif + +#define REG_RECALIB_PERIOD (60) + +/** + * iwl_good_plcp_health - checks for plcp error. + * + * When the plcp error is exceeding the thresholds, reset the radio + * to improve the throughput. + */ +bool iwl_good_plcp_health(struct iwl_priv *priv, + struct iwl_rx_packet *pkt) +{ + bool rc = true; + int combined_plcp_delta; + unsigned int plcp_msec; + unsigned long plcp_received_jiffies; + + if (priv->cfg->plcp_delta_threshold == + IWL_MAX_PLCP_ERR_THRESHOLD_DISABLE) { + IWL_DEBUG_RADIO(priv, "plcp_err check disabled\n"); + return rc; + } + + /* + * check for plcp_err and trigger radio reset if it exceeds + * the plcp error threshold plcp_delta. + */ + plcp_received_jiffies = jiffies; + plcp_msec = jiffies_to_msecs((long) plcp_received_jiffies - + (long) priv->plcp_jiffies); + priv->plcp_jiffies = plcp_received_jiffies; + /* + * check to make sure plcp_msec is not 0 to prevent division + * by zero. + */ + if (plcp_msec) { + combined_plcp_delta = + (le32_to_cpu(pkt->u.stats.rx.ofdm.plcp_err) - + le32_to_cpu(priv->_agn.statistics.rx.ofdm.plcp_err)) + + (le32_to_cpu(pkt->u.stats.rx.ofdm_ht.plcp_err) - + le32_to_cpu(priv->_agn.statistics.rx.ofdm_ht.plcp_err)); + + if ((combined_plcp_delta > 0) && + ((combined_plcp_delta * 100) / plcp_msec) > + priv->cfg->plcp_delta_threshold) { + /* + * if plcp_err exceed the threshold, + * the following data is printed in csv format: + * Text: plcp_err exceeded %d, + * Received ofdm.plcp_err, + * Current ofdm.plcp_err, + * Received ofdm_ht.plcp_err, + * Current ofdm_ht.plcp_err, + * combined_plcp_delta, + * plcp_msec + */ + IWL_DEBUG_RADIO(priv, "plcp_err exceeded %u, " + "%u, %u, %u, %u, %d, %u mSecs\n", + priv->cfg->plcp_delta_threshold, + le32_to_cpu(pkt->u.stats.rx.ofdm.plcp_err), + le32_to_cpu( + priv->_agn.statistics.rx.ofdm.plcp_err), + le32_to_cpu(pkt->u.stats.rx.ofdm_ht.plcp_err), + le32_to_cpu( + priv->_agn.statistics.rx.ofdm_ht.plcp_err), + combined_plcp_delta, plcp_msec); + rc = false; + } + } + return rc; +} + +void iwl_rx_statistics(struct iwl_priv *priv, + struct iwl_rx_mem_buffer *rxb) +{ + int change; + struct iwl_rx_packet *pkt = rxb_addr(rxb); + + + IWL_DEBUG_RX(priv, "Statistics notification received (%d vs %d).\n", + (int)sizeof(priv->_agn.statistics), + le32_to_cpu(pkt->len_n_flags) & FH_RSCSR_FRAME_SIZE_MSK); + + change = ((priv->_agn.statistics.general.temperature != + pkt->u.stats.general.temperature) || + ((priv->_agn.statistics.flag & + STATISTICS_REPLY_FLG_HT40_MODE_MSK) != + (pkt->u.stats.flag & STATISTICS_REPLY_FLG_HT40_MODE_MSK))); + +#ifdef CONFIG_IWLWIFI_DEBUGFS + iwl_accumulative_statistics(priv, (__le32 *)&pkt->u.stats); +#endif + iwl_recover_from_statistics(priv, pkt); + + memcpy(&priv->_agn.statistics, &pkt->u.stats, + sizeof(priv->_agn.statistics)); + + set_bit(STATUS_STATISTICS, &priv->status); + + /* Reschedule the statistics timer to occur in + * REG_RECALIB_PERIOD seconds to ensure we get a + * thermal update even if the uCode doesn't give + * us one */ + mod_timer(&priv->statistics_periodic, jiffies + + msecs_to_jiffies(REG_RECALIB_PERIOD * 1000)); + + if (unlikely(!test_bit(STATUS_SCANNING, &priv->status)) && + (pkt->hdr.cmd == STATISTICS_NOTIFICATION)) { + iwl_rx_calc_noise(priv); + queue_work(priv->workqueue, &priv->run_time_calib_work); + } + if (priv->cfg->ops->lib->temp_ops.temperature && change) + priv->cfg->ops->lib->temp_ops.temperature(priv); +} + +void iwl_reply_statistics(struct iwl_priv *priv, + struct iwl_rx_mem_buffer *rxb) +{ + struct iwl_rx_packet *pkt = rxb_addr(rxb); + + if (le32_to_cpu(pkt->u.stats.flag) & UCODE_STATISTICS_CLEAR_MSK) { +#ifdef CONFIG_IWLWIFI_DEBUGFS + memset(&priv->_agn.accum_statistics, 0, + sizeof(struct iwl_notif_statistics)); + memset(&priv->_agn.delta_statistics, 0, + sizeof(struct iwl_notif_statistics)); + memset(&priv->_agn.max_delta, 0, + sizeof(struct iwl_notif_statistics)); +#endif + IWL_DEBUG_RX(priv, "Statistics have been cleared\n"); + } + iwl_rx_statistics(priv, rxb); +} diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c index 84df7fca750d..2573234e4db1 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-tx.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-tx.c @@ -233,6 +233,7 @@ int iwlagn_txq_agg_enable(struct iwl_priv *priv, int txq_id, { unsigned long flags; u16 ra_tid; + int ret; if ((IWLAGN_FIRST_AMPDU_QUEUE > txq_id) || (IWLAGN_FIRST_AMPDU_QUEUE + priv->cfg->num_of_ampdu_queues @@ -248,7 +249,9 @@ int iwlagn_txq_agg_enable(struct iwl_priv *priv, int txq_id, ra_tid = BUILD_RAxTID(sta_id, tid); /* Modify device's station table to Tx this TID */ - iwl_sta_tx_modify_enable_tid(priv, sta_id, tid); + ret = iwl_sta_tx_modify_enable_tid(priv, sta_id, tid); + if (ret) + return ret; spin_lock_irqsave(&priv->lock, flags); diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c index d857f8496f69..3368cfd25a99 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn.c @@ -1461,13 +1461,13 @@ bool iwl_good_ack_health(struct iwl_priv *priv, actual_ack_cnt_delta = le32_to_cpu(pkt->u.stats.tx.actual_ack_cnt) - - le32_to_cpu(priv->statistics.tx.actual_ack_cnt); + le32_to_cpu(priv->_agn.statistics.tx.actual_ack_cnt); expected_ack_cnt_delta = le32_to_cpu(pkt->u.stats.tx.expected_ack_cnt) - - le32_to_cpu(priv->statistics.tx.expected_ack_cnt); + le32_to_cpu(priv->_agn.statistics.tx.expected_ack_cnt); ba_timeout_delta = le32_to_cpu(pkt->u.stats.tx.agg.ba_timeout) - - le32_to_cpu(priv->statistics.tx.agg.ba_timeout); + le32_to_cpu(priv->_agn.statistics.tx.agg.ba_timeout); if ((priv->_agn.agg_tids_count > 0) && (expected_ack_cnt_delta > 0) && (((actual_ack_cnt_delta * 100) / expected_ack_cnt_delta) @@ -1484,10 +1484,10 @@ bool iwl_good_ack_health(struct iwl_priv *priv, * DEBUG is not, these will just compile out. */ IWL_DEBUG_RADIO(priv, "rx_detected_cnt delta = %d\n", - priv->delta_statistics.tx.rx_detected_cnt); + priv->_agn.delta_statistics.tx.rx_detected_cnt); IWL_DEBUG_RADIO(priv, "ack_or_ba_timeout_collision delta = %d\n", - priv->delta_statistics.tx. + priv->_agn.delta_statistics.tx. ack_or_ba_timeout_collision); #endif IWL_DEBUG_RADIO(priv, "agg ba_timeout delta = %d\n", @@ -2310,9 +2310,9 @@ void iwl_dump_nic_error_log(struct iwl_priv *priv) trace_iwlwifi_dev_ucode_error(priv, desc, time, data1, data2, line, blink1, blink2, ilink1, ilink2); - IWL_ERR(priv, "Desc Time " + IWL_ERR(priv, "Desc Time " "data1 data2 line\n"); - IWL_ERR(priv, "%-28s (#%02d) %010u 0x%08X 0x%08X %u\n", + IWL_ERR(priv, "%-28s (0x%04X) %010u 0x%08X 0x%08X %u\n", desc_lookup(desc), desc, time, data1, data2, line); IWL_ERR(priv, "pc blink1 blink2 ilink1 ilink2 hcmd\n"); IWL_ERR(priv, "0x%05X 0x%05X 0x%05X 0x%05X 0x%05X 0x%05X\n", @@ -2935,9 +2935,9 @@ static void iwl_bg_run_time_calib_work(struct work_struct *work) } if (priv->start_calib) { - iwl_chain_noise_calibration(priv, &priv->statistics); + iwl_chain_noise_calibration(priv, &priv->_agn.statistics); - iwl_sensitivity_calibration(priv, &priv->statistics); + iwl_sensitivity_calibration(priv, &priv->_agn.statistics); } mutex_unlock(&priv->mutex); @@ -3368,13 +3368,32 @@ static int iwl_mac_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, return ret; } +/* + * switch to RTS/CTS for TX + */ +static void iwl_enable_rts_cts(struct iwl_priv *priv) +{ + + if (test_bit(STATUS_EXIT_PENDING, &priv->status)) + return; + + priv->staging_rxon.flags &= ~RXON_FLG_SELF_CTS_EN; + if (!test_bit(STATUS_SCANNING, &priv->status)) { + IWL_DEBUG_INFO(priv, "use RTS/CTS protection\n"); + iwlcore_commit_rxon(priv); + } else { + /* scanning, defer the request until scan completed */ + IWL_DEBUG_INFO(priv, "defer setting RTS/CTS protection\n"); + } +} + static int iwl_mac_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif, enum ieee80211_ampdu_mlme_action action, struct ieee80211_sta *sta, u16 tid, u16 *ssn) { struct iwl_priv *priv = hw->priv; - int ret; + int ret = -EINVAL; IWL_DEBUG_HT(priv, "A-MPDU action on addr %pM tid %d\n", sta->addr, tid); @@ -3382,17 +3401,19 @@ static int iwl_mac_ampdu_action(struct ieee80211_hw *hw, if (!(priv->cfg->sku & IWL_SKU_N)) return -EACCES; + mutex_lock(&priv->mutex); + switch (action) { case IEEE80211_AMPDU_RX_START: IWL_DEBUG_HT(priv, "start Rx\n"); - return iwl_sta_rx_agg_start(priv, sta, tid, *ssn); + ret = iwl_sta_rx_agg_start(priv, sta, tid, *ssn); + break; case IEEE80211_AMPDU_RX_STOP: IWL_DEBUG_HT(priv, "stop Rx\n"); ret = iwl_sta_rx_agg_stop(priv, sta, tid); if (test_bit(STATUS_EXIT_PENDING, &priv->status)) - return 0; - else - return ret; + ret = 0; + break; case IEEE80211_AMPDU_TX_START: IWL_DEBUG_HT(priv, "start Tx\n"); ret = iwlagn_tx_agg_start(priv, vif, sta, tid, ssn); @@ -3401,7 +3422,7 @@ static int iwl_mac_ampdu_action(struct ieee80211_hw *hw, IWL_DEBUG_HT(priv, "priv->_agn.agg_tids_count = %u\n", priv->_agn.agg_tids_count); } - return ret; + break; case IEEE80211_AMPDU_TX_STOP: IWL_DEBUG_HT(priv, "stop Tx\n"); ret = iwlagn_tx_agg_stop(priv, vif, sta, tid); @@ -3411,18 +3432,22 @@ static int iwl_mac_ampdu_action(struct ieee80211_hw *hw, priv->_agn.agg_tids_count); } if (test_bit(STATUS_EXIT_PENDING, &priv->status)) - return 0; - else - return ret; + ret = 0; + break; case IEEE80211_AMPDU_TX_OPERATIONAL: - /* do nothing */ - return -EOPNOTSUPP; - default: - IWL_DEBUG_HT(priv, "unknown\n"); - return -EINVAL; + if (priv->cfg->use_rts_for_ht) { + /* + * switch to RTS/CTS if it is the prefer protection + * method for HT traffic + */ + iwl_enable_rts_cts(priv); + } + ret = 0; break; } - return 0; + mutex_unlock(&priv->mutex); + + return ret; } static void iwl_mac_sta_notify(struct ieee80211_hw *hw, diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.h b/drivers/net/wireless/iwlwifi/iwl-agn.h index 5c32777b0a49..be9d298cae2c 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn.h +++ b/drivers/net/wireless/iwlwifi/iwl-agn.h @@ -201,6 +201,16 @@ static inline bool iwl_is_tx_success(u32 status) (status == TX_STATUS_DIRECT_DONE); } +/* rx */ +void iwl_rx_missed_beacon_notif(struct iwl_priv *priv, + struct iwl_rx_mem_buffer *rxb); +bool iwl_good_plcp_health(struct iwl_priv *priv, + struct iwl_rx_packet *pkt); +void iwl_rx_statistics(struct iwl_priv *priv, + struct iwl_rx_mem_buffer *rxb); +void iwl_reply_statistics(struct iwl_priv *priv, + struct iwl_rx_mem_buffer *rxb); + /* scan */ void iwlagn_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif); diff --git a/drivers/net/wireless/iwlwifi/iwl-commands.h b/drivers/net/wireless/iwlwifi/iwl-commands.h index 28b1098334f7..acf8e980b1fe 100644 --- a/drivers/net/wireless/iwlwifi/iwl-commands.h +++ b/drivers/net/wireless/iwlwifi/iwl-commands.h @@ -1399,18 +1399,27 @@ struct iwl_rx_mpdu_res_start { /* REPLY_TX Tx flags field */ -/* 1: Use RTS/CTS protocol or CTS-to-self if spec allows it +/* + * 1: Use RTS/CTS protocol or CTS-to-self if spec allows it * before this frame. if CTS-to-self required check - * RXON_FLG_SELF_CTS_EN status. */ -#define TX_CMD_FLG_RTS_CTS_MSK cpu_to_le32(1 << 0) + * RXON_FLG_SELF_CTS_EN status. + * unused in 3945/4965, used in 5000 series and after + */ +#define TX_CMD_FLG_PROT_REQUIRE_MSK cpu_to_le32(1 << 0) -/* 1: Use Request-To-Send protocol before this frame. - * Mutually exclusive vs. TX_CMD_FLG_CTS_MSK. */ +/* + * 1: Use Request-To-Send protocol before this frame. + * Mutually exclusive vs. TX_CMD_FLG_CTS_MSK. + * used in 3945/4965, unused in 5000 series and after + */ #define TX_CMD_FLG_RTS_MSK cpu_to_le32(1 << 1) -/* 1: Transmit Clear-To-Send to self before this frame. +/* + * 1: Transmit Clear-To-Send to self before this frame. * Driver should set this for AUTH/DEAUTH/ASSOC-REQ/REASSOC mgmnt frames. - * Mutually exclusive vs. TX_CMD_FLG_RTS_MSK. */ + * Mutually exclusive vs. TX_CMD_FLG_RTS_MSK. + * used in 3945/4965, unused in 5000 series and after + */ #define TX_CMD_FLG_CTS_MSK cpu_to_le32(1 << 2) /* 1: Expect ACK from receiving station @@ -1430,8 +1439,11 @@ struct iwl_rx_mpdu_res_start { * Set when Txing a block-ack request frame. Also set TX_CMD_FLG_ACK_MSK. */ #define TX_CMD_FLG_IMM_BA_RSP_MASK cpu_to_le32(1 << 6) -/* 1: Frame requires full Tx-Op protection. - * Set this if either RTS or CTS Tx Flag gets set. */ +/* + * 1: Frame requires full Tx-Op protection. + * Set this if either RTS or CTS Tx Flag gets set. + * used in 3945/4965, unused in 5000 series and after + */ #define TX_CMD_FLG_FULL_TXOP_PROT_MSK cpu_to_le32(1 << 7) /* Tx antenna selection field; used only for 3945, reserved (0) for 4965. diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c index 62c50bc0089a..a56fb466d0b6 100644 --- a/drivers/net/wireless/iwlwifi/iwl-core.c +++ b/drivers/net/wireless/iwlwifi/iwl-core.c @@ -1331,7 +1331,6 @@ void iwl_configure_filter(struct ieee80211_hw *hw, changed_flags, *total_flags); CHK(FIF_OTHER_BSS | FIF_PROMISC_IN_BSS, RXON_FILTER_PROMISC_MSK); - CHK(FIF_ALLMULTI, RXON_FILTER_ACCEPT_GRP_MSK); CHK(FIF_CONTROL, RXON_FILTER_CTL2HOST_MSK); CHK(FIF_BCN_PRBRESP_PROMISC, RXON_FILTER_BCON_AWARE_MSK); @@ -1346,6 +1345,12 @@ void iwl_configure_filter(struct ieee80211_hw *hw, mutex_unlock(&priv->mutex); + /* + * Receiving all multicast frames is always enabled by the + * default flags setup in iwl_connection_init_rx_config() + * since we currently do not support programming multicast + * filters into the device. + */ *total_flags &= FIF_OTHER_BSS | FIF_ALLMULTI | FIF_PROMISC_IN_BSS | FIF_BCN_PRBRESP_PROMISC | FIF_CONTROL; } @@ -2105,6 +2110,9 @@ int iwl_mac_config(struct ieee80211_hw *hw, u32 changed) iwl_set_flags_for_band(priv, conf->channel->band, priv->vif); spin_unlock_irqrestore(&priv->lock, flags); + if (priv->cfg->ops->lib->update_bcast_station) + ret = priv->cfg->ops->lib->update_bcast_station(priv); + set_ch_out: /* The list of supported rates and rate mask can be different * for each band; since the band may have changed, reset @@ -2837,6 +2845,7 @@ int iwl_pci_resume(struct pci_dev *pdev) { struct iwl_priv *priv = pci_get_drvdata(pdev); int ret; + bool hw_rfkill = false; /* * We disable the RETRY_TIMEOUT register (0x41) to keep @@ -2851,6 +2860,17 @@ int iwl_pci_resume(struct pci_dev *pdev) pci_restore_state(pdev); iwl_enable_interrupts(priv); + if (!(iwl_read32(priv, CSR_GP_CNTRL) & + CSR_GP_CNTRL_REG_FLAG_HW_RF_KILL_SW)) + hw_rfkill = true; + + if (hw_rfkill) + set_bit(STATUS_RF_KILL_HW, &priv->status); + else + clear_bit(STATUS_RF_KILL_HW, &priv->status); + + wiphy_rfkill_set_hw_state(priv->hw->wiphy, hw_rfkill); + return 0; } EXPORT_SYMBOL(iwl_pci_resume); diff --git a/drivers/net/wireless/iwlwifi/iwl-core.h b/drivers/net/wireless/iwlwifi/iwl-core.h index 76288c56a7d7..15930e064022 100644 --- a/drivers/net/wireless/iwlwifi/iwl-core.h +++ b/drivers/net/wireless/iwlwifi/iwl-core.h @@ -196,6 +196,7 @@ struct iwl_lib_ops { /* station management */ int (*manage_ibss_station)(struct iwl_priv *priv, struct ieee80211_vif *vif, bool add); + int (*update_bcast_station)(struct iwl_priv *priv); /* recover from tx queue stall */ void (*recover_from_tx_stall)(unsigned long data); /* check for plcp health */ @@ -330,6 +331,7 @@ struct iwl_cfg { const bool chain_noise_calib_by_driver; u8 scan_rx_antennas[IEEE80211_NUM_BANDS]; u8 scan_tx_antennas[IEEE80211_NUM_BANDS]; + const bool need_dc_calib; }; /*************************** @@ -455,20 +457,10 @@ void iwl_rx_queue_update_write_ptr(struct iwl_priv *priv, int iwl_rx_queue_space(const struct iwl_rx_queue *q); void iwl_tx_cmd_complete(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb); /* Handlers */ -void iwl_rx_missed_beacon_notif(struct iwl_priv *priv, - struct iwl_rx_mem_buffer *rxb); void iwl_rx_spectrum_measure_notif(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb); -bool iwl_good_plcp_health(struct iwl_priv *priv, - struct iwl_rx_packet *pkt); -bool iwl_good_ack_health(struct iwl_priv *priv, - struct iwl_rx_packet *pkt); void iwl_recover_from_statistics(struct iwl_priv *priv, struct iwl_rx_packet *pkt); -void iwl_rx_statistics(struct iwl_priv *priv, - struct iwl_rx_mem_buffer *rxb); -void iwl_reply_statistics(struct iwl_priv *priv, - struct iwl_rx_mem_buffer *rxb); void iwl_chswitch_done(struct iwl_priv *priv, bool is_success); void iwl_rx_csa(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb); diff --git a/drivers/net/wireless/iwlwifi/iwl-debugfs.c b/drivers/net/wireless/iwlwifi/iwl-debugfs.c index cee3d12eb383..7d9ffc1575de 100644 --- a/drivers/net/wireless/iwlwifi/iwl-debugfs.c +++ b/drivers/net/wireless/iwlwifi/iwl-debugfs.c @@ -1430,10 +1430,10 @@ static ssize_t iwl_dbgfs_plcp_delta_write(struct file *file, return -EFAULT; if (sscanf(buf, "%d", &plcp) != 1) return -EINVAL; - if ((plcp <= IWL_MAX_PLCP_ERR_THRESHOLD_MIN) || + if ((plcp < IWL_MAX_PLCP_ERR_THRESHOLD_MIN) || (plcp > IWL_MAX_PLCP_ERR_THRESHOLD_MAX)) priv->cfg->plcp_delta_threshold = - IWL_MAX_PLCP_ERR_THRESHOLD_DEF; + IWL_MAX_PLCP_ERR_THRESHOLD_DISABLE; else priv->cfg->plcp_delta_threshold = plcp; return count; diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h index 338b5177029d..728752aa1bb5 100644 --- a/drivers/net/wireless/iwlwifi/iwl-dev.h +++ b/drivers/net/wireless/iwlwifi/iwl-dev.h @@ -1036,11 +1036,12 @@ struct iwl_event_log { * This is the threshold value of plcp error rate per 100mSecs. It is * used to set and check for the validity of plcp_delta. */ -#define IWL_MAX_PLCP_ERR_THRESHOLD_MIN (0) +#define IWL_MAX_PLCP_ERR_THRESHOLD_MIN (1) #define IWL_MAX_PLCP_ERR_THRESHOLD_DEF (50) #define IWL_MAX_PLCP_ERR_LONG_THRESHOLD_DEF (100) #define IWL_MAX_PLCP_ERR_EXT_LONG_THRESHOLD_DEF (200) #define IWL_MAX_PLCP_ERR_THRESHOLD_MAX (255) +#define IWL_MAX_PLCP_ERR_THRESHOLD_DISABLE (0) #define IWL_DELAY_NEXT_FORCE_RF_RESET (HZ*3) #define IWL_DELAY_NEXT_FORCE_FW_RELOAD (HZ*5) @@ -1224,13 +1225,6 @@ struct iwl_priv { struct iwl_power_mgr power_data; struct iwl_tt_mgmt thermal_throttle; - struct iwl_notif_statistics statistics; -#ifdef CONFIG_IWLWIFI_DEBUGFS - struct iwl_notif_statistics accum_statistics; - struct iwl_notif_statistics delta_statistics; - struct iwl_notif_statistics max_delta; -#endif - /* context information */ u8 bssid[ETH_ALEN]; /* used only on 3945 but filled by core */ @@ -1323,6 +1317,13 @@ struct iwl_priv { u32 init_evtlog_ptr, init_evtlog_size, init_errlog_ptr; u32 inst_evtlog_ptr, inst_evtlog_size, inst_errlog_ptr; + + struct iwl_notif_statistics statistics; +#ifdef CONFIG_IWLWIFI_DEBUGFS + struct iwl_notif_statistics accum_statistics; + struct iwl_notif_statistics delta_statistics; + struct iwl_notif_statistics max_delta; +#endif } _agn; #endif }; diff --git a/drivers/net/wireless/iwlwifi/iwl-eeprom.c b/drivers/net/wireless/iwlwifi/iwl-eeprom.c index ee11452519e6..a45d02e555cf 100644 --- a/drivers/net/wireless/iwlwifi/iwl-eeprom.c +++ b/drivers/net/wireless/iwlwifi/iwl-eeprom.c @@ -629,6 +629,9 @@ int iwl_eeprom_check_version(struct iwl_priv *priv) calib_ver < priv->cfg->eeprom_calib_ver) goto err; + IWL_INFO(priv, "device EEPROM VER=0x%x, CALIB=0x%x\n", + eeprom_ver, calib_ver); + return 0; err: IWL_ERR(priv, "Unsupported (too old) EEPROM VER=0x%x < 0x%x CALIB=0x%x < 0x%x\n", diff --git a/drivers/net/wireless/iwlwifi/iwl-rx.c b/drivers/net/wireless/iwlwifi/iwl-rx.c index 86a353765796..b437f317b979 100644 --- a/drivers/net/wireless/iwlwifi/iwl-rx.c +++ b/drivers/net/wireless/iwlwifi/iwl-rx.c @@ -205,26 +205,6 @@ err_bd: } EXPORT_SYMBOL(iwl_rx_queue_alloc); -void iwl_rx_missed_beacon_notif(struct iwl_priv *priv, - struct iwl_rx_mem_buffer *rxb) - -{ - struct iwl_rx_packet *pkt = rxb_addr(rxb); - struct iwl_missed_beacon_notif *missed_beacon; - - missed_beacon = &pkt->u.missed_beacon; - if (le32_to_cpu(missed_beacon->consecutive_missed_beacons) > - priv->missed_beacon_threshold) { - IWL_DEBUG_CALIB(priv, "missed bcn cnsq %d totl %d rcd %d expctd %d\n", - le32_to_cpu(missed_beacon->consecutive_missed_beacons), - le32_to_cpu(missed_beacon->total_missed_becons), - le32_to_cpu(missed_beacon->num_recvd_beacons), - le32_to_cpu(missed_beacon->num_expected_beacons)); - if (!test_bit(STATUS_SCANNING, &priv->status)) - iwl_init_sensitivity(priv); - } -} -EXPORT_SYMBOL(iwl_rx_missed_beacon_notif); void iwl_rx_spectrum_measure_notif(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb) @@ -243,161 +223,6 @@ void iwl_rx_spectrum_measure_notif(struct iwl_priv *priv, } EXPORT_SYMBOL(iwl_rx_spectrum_measure_notif); - - -/* Calculate noise level, based on measurements during network silence just - * before arriving beacon. This measurement can be done only if we know - * exactly when to expect beacons, therefore only when we're associated. */ -static void iwl_rx_calc_noise(struct iwl_priv *priv) -{ - struct statistics_rx_non_phy *rx_info - = &(priv->statistics.rx.general); - int num_active_rx = 0; - int total_silence = 0; - int bcn_silence_a = - le32_to_cpu(rx_info->beacon_silence_rssi_a) & IN_BAND_FILTER; - int bcn_silence_b = - le32_to_cpu(rx_info->beacon_silence_rssi_b) & IN_BAND_FILTER; - int bcn_silence_c = - le32_to_cpu(rx_info->beacon_silence_rssi_c) & IN_BAND_FILTER; - int last_rx_noise; - - if (bcn_silence_a) { - total_silence += bcn_silence_a; - num_active_rx++; - } - if (bcn_silence_b) { - total_silence += bcn_silence_b; - num_active_rx++; - } - if (bcn_silence_c) { - total_silence += bcn_silence_c; - num_active_rx++; - } - - /* Average among active antennas */ - if (num_active_rx) - last_rx_noise = (total_silence / num_active_rx) - 107; - else - last_rx_noise = IWL_NOISE_MEAS_NOT_AVAILABLE; - - IWL_DEBUG_CALIB(priv, "inband silence a %u, b %u, c %u, dBm %d\n", - bcn_silence_a, bcn_silence_b, bcn_silence_c, - last_rx_noise); -} - -#ifdef CONFIG_IWLWIFI_DEBUGFS -/* - * based on the assumption of all statistics counter are in DWORD - * FIXME: This function is for debugging, do not deal with - * the case of counters roll-over. - */ -static void iwl_accumulative_statistics(struct iwl_priv *priv, - __le32 *stats) -{ - int i; - __le32 *prev_stats; - u32 *accum_stats; - u32 *delta, *max_delta; - - prev_stats = (__le32 *)&priv->statistics; - accum_stats = (u32 *)&priv->accum_statistics; - delta = (u32 *)&priv->delta_statistics; - max_delta = (u32 *)&priv->max_delta; - - for (i = sizeof(__le32); i < sizeof(struct iwl_notif_statistics); - i += sizeof(__le32), stats++, prev_stats++, delta++, - max_delta++, accum_stats++) { - if (le32_to_cpu(*stats) > le32_to_cpu(*prev_stats)) { - *delta = (le32_to_cpu(*stats) - - le32_to_cpu(*prev_stats)); - *accum_stats += *delta; - if (*delta > *max_delta) - *max_delta = *delta; - } - } - - /* reset accumulative statistics for "no-counter" type statistics */ - priv->accum_statistics.general.temperature = - priv->statistics.general.temperature; - priv->accum_statistics.general.temperature_m = - priv->statistics.general.temperature_m; - priv->accum_statistics.general.ttl_timestamp = - priv->statistics.general.ttl_timestamp; - priv->accum_statistics.tx.tx_power.ant_a = - priv->statistics.tx.tx_power.ant_a; - priv->accum_statistics.tx.tx_power.ant_b = - priv->statistics.tx.tx_power.ant_b; - priv->accum_statistics.tx.tx_power.ant_c = - priv->statistics.tx.tx_power.ant_c; -} -#endif - -#define REG_RECALIB_PERIOD (60) - -/** - * iwl_good_plcp_health - checks for plcp error. - * - * When the plcp error is exceeding the thresholds, reset the radio - * to improve the throughput. - */ -bool iwl_good_plcp_health(struct iwl_priv *priv, - struct iwl_rx_packet *pkt) -{ - bool rc = true; - int combined_plcp_delta; - unsigned int plcp_msec; - unsigned long plcp_received_jiffies; - - /* - * check for plcp_err and trigger radio reset if it exceeds - * the plcp error threshold plcp_delta. - */ - plcp_received_jiffies = jiffies; - plcp_msec = jiffies_to_msecs((long) plcp_received_jiffies - - (long) priv->plcp_jiffies); - priv->plcp_jiffies = plcp_received_jiffies; - /* - * check to make sure plcp_msec is not 0 to prevent division - * by zero. - */ - if (plcp_msec) { - combined_plcp_delta = - (le32_to_cpu(pkt->u.stats.rx.ofdm.plcp_err) - - le32_to_cpu(priv->statistics.rx.ofdm.plcp_err)) + - (le32_to_cpu(pkt->u.stats.rx.ofdm_ht.plcp_err) - - le32_to_cpu(priv->statistics.rx.ofdm_ht.plcp_err)); - - if ((combined_plcp_delta > 0) && - ((combined_plcp_delta * 100) / plcp_msec) > - priv->cfg->plcp_delta_threshold) { - /* - * if plcp_err exceed the threshold, - * the following data is printed in csv format: - * Text: plcp_err exceeded %d, - * Received ofdm.plcp_err, - * Current ofdm.plcp_err, - * Received ofdm_ht.plcp_err, - * Current ofdm_ht.plcp_err, - * combined_plcp_delta, - * plcp_msec - */ - IWL_DEBUG_RADIO(priv, "plcp_err exceeded %u, " - "%u, %u, %u, %u, %d, %u mSecs\n", - priv->cfg->plcp_delta_threshold, - le32_to_cpu(pkt->u.stats.rx.ofdm.plcp_err), - le32_to_cpu(priv->statistics.rx.ofdm.plcp_err), - le32_to_cpu(pkt->u.stats.rx.ofdm_ht.plcp_err), - le32_to_cpu( - priv->statistics.rx.ofdm_ht.plcp_err), - combined_plcp_delta, plcp_msec); - rc = false; - } - } - return rc; -} -EXPORT_SYMBOL(iwl_good_plcp_health); - void iwl_recover_from_statistics(struct iwl_priv *priv, struct iwl_rx_packet *pkt) { @@ -431,69 +256,6 @@ void iwl_recover_from_statistics(struct iwl_priv *priv, } EXPORT_SYMBOL(iwl_recover_from_statistics); -void iwl_rx_statistics(struct iwl_priv *priv, - struct iwl_rx_mem_buffer *rxb) -{ - int change; - struct iwl_rx_packet *pkt = rxb_addr(rxb); - - - IWL_DEBUG_RX(priv, "Statistics notification received (%d vs %d).\n", - (int)sizeof(priv->statistics), - le32_to_cpu(pkt->len_n_flags) & FH_RSCSR_FRAME_SIZE_MSK); - - change = ((priv->statistics.general.temperature != - pkt->u.stats.general.temperature) || - ((priv->statistics.flag & - STATISTICS_REPLY_FLG_HT40_MODE_MSK) != - (pkt->u.stats.flag & STATISTICS_REPLY_FLG_HT40_MODE_MSK))); - -#ifdef CONFIG_IWLWIFI_DEBUGFS - iwl_accumulative_statistics(priv, (__le32 *)&pkt->u.stats); -#endif - iwl_recover_from_statistics(priv, pkt); - - memcpy(&priv->statistics, &pkt->u.stats, sizeof(priv->statistics)); - - set_bit(STATUS_STATISTICS, &priv->status); - - /* Reschedule the statistics timer to occur in - * REG_RECALIB_PERIOD seconds to ensure we get a - * thermal update even if the uCode doesn't give - * us one */ - mod_timer(&priv->statistics_periodic, jiffies + - msecs_to_jiffies(REG_RECALIB_PERIOD * 1000)); - - if (unlikely(!test_bit(STATUS_SCANNING, &priv->status)) && - (pkt->hdr.cmd == STATISTICS_NOTIFICATION)) { - iwl_rx_calc_noise(priv); - queue_work(priv->workqueue, &priv->run_time_calib_work); - } - if (priv->cfg->ops->lib->temp_ops.temperature && change) - priv->cfg->ops->lib->temp_ops.temperature(priv); -} -EXPORT_SYMBOL(iwl_rx_statistics); - -void iwl_reply_statistics(struct iwl_priv *priv, - struct iwl_rx_mem_buffer *rxb) -{ - struct iwl_rx_packet *pkt = rxb_addr(rxb); - - if (le32_to_cpu(pkt->u.stats.flag) & UCODE_STATISTICS_CLEAR_MSK) { -#ifdef CONFIG_IWLWIFI_DEBUGFS - memset(&priv->accum_statistics, 0, - sizeof(struct iwl_notif_statistics)); - memset(&priv->delta_statistics, 0, - sizeof(struct iwl_notif_statistics)); - memset(&priv->max_delta, 0, - sizeof(struct iwl_notif_statistics)); -#endif - IWL_DEBUG_RX(priv, "Statistics have been cleared\n"); - } - iwl_rx_statistics(priv, rxb); -} -EXPORT_SYMBOL(iwl_reply_statistics); - /* * returns non-zero if packet should be dropped */ diff --git a/drivers/net/wireless/iwlwifi/iwl-scan.c b/drivers/net/wireless/iwlwifi/iwl-scan.c index 798f93e0ff50..2a7c399fee1e 100644 --- a/drivers/net/wireless/iwlwifi/iwl-scan.c +++ b/drivers/net/wireless/iwlwifi/iwl-scan.c @@ -537,6 +537,15 @@ void iwl_bg_scan_completed(struct work_struct *work) /* Since setting the TXPOWER may have been deferred while * performing the scan, fire one off */ iwl_set_tx_power(priv, priv->tx_power_user_lmt, true); + + /* + * Since setting the RXON may have been deferred while + * performing the scan, fire one off if needed + */ + if (memcmp(&priv->active_rxon, + &priv->staging_rxon, sizeof(priv->staging_rxon))) + iwlcore_commit_rxon(priv); + out: mutex_unlock(&priv->mutex); diff --git a/drivers/net/wireless/iwlwifi/iwl-sta.c b/drivers/net/wireless/iwlwifi/iwl-sta.c index d57df6c02db3..9511f03f07e0 100644 --- a/drivers/net/wireless/iwlwifi/iwl-sta.c +++ b/drivers/net/wireless/iwlwifi/iwl-sta.c @@ -30,6 +30,7 @@ #include <net/mac80211.h> #include <linux/etherdevice.h> #include <linux/sched.h> +#include <linux/lockdep.h> #include "iwl-dev.h" #include "iwl-core.h" @@ -54,18 +55,19 @@ static void iwl_sta_ucode_activate(struct iwl_priv *priv, u8 sta_id) } } -static void iwl_process_add_sta_resp(struct iwl_priv *priv, - struct iwl_addsta_cmd *addsta, - struct iwl_rx_packet *pkt, - bool sync) +static int iwl_process_add_sta_resp(struct iwl_priv *priv, + struct iwl_addsta_cmd *addsta, + struct iwl_rx_packet *pkt, + bool sync) { u8 sta_id = addsta->sta.sta_id; unsigned long flags; + int ret = -EIO; if (pkt->hdr.flags & IWL_CMD_FAILED_MSK) { IWL_ERR(priv, "Bad return from REPLY_ADD_STA (0x%08X)\n", pkt->hdr.flags); - return; + return ret; } IWL_DEBUG_INFO(priv, "Processing response for adding station %u\n", @@ -77,6 +79,7 @@ static void iwl_process_add_sta_resp(struct iwl_priv *priv, case ADD_STA_SUCCESS_MSK: IWL_DEBUG_INFO(priv, "REPLY_ADD_STA PASSED\n"); iwl_sta_ucode_activate(priv, sta_id); + ret = 0; break; case ADD_STA_NO_ROOM_IN_TABLE: IWL_ERR(priv, "Adding station %d failed, no room in table.\n", @@ -114,6 +117,8 @@ static void iwl_process_add_sta_resp(struct iwl_priv *priv, STA_CONTROL_MODIFY_MSK ? "Modified" : "Added", addsta->sta.addr); spin_unlock_irqrestore(&priv->sta_lock, flags); + + return ret; } static void iwl_add_sta_callback(struct iwl_priv *priv, @@ -145,8 +150,10 @@ int iwl_send_add_sta(struct iwl_priv *priv, if (flags & CMD_ASYNC) cmd.callback = iwl_add_sta_callback; - else + else { cmd.flags |= CMD_WANT_SKB; + might_sleep(); + } cmd.len = priv->cfg->ops->utils->build_addsta_hcmd(sta, data); ret = iwl_send_cmd(priv, &cmd); @@ -156,7 +163,7 @@ int iwl_send_add_sta(struct iwl_priv *priv, if (ret == 0) { pkt = (struct iwl_rx_packet *)cmd.reply_page; - iwl_process_add_sta_resp(priv, sta, pkt, true); + ret = iwl_process_add_sta_resp(priv, sta, pkt, true); } iwl_free_pages(priv, cmd.reply_page); @@ -831,7 +838,9 @@ static int iwl_set_wep_dynamic_key_info(struct iwl_priv *priv, { unsigned long flags; __le16 key_flags = 0; - int ret; + struct iwl_addsta_cmd sta_cmd; + + lockdep_assert_held(&priv->mutex); keyconf->flags &= ~IEEE80211_KEY_FLAG_GENERATE_IV; @@ -871,11 +880,10 @@ static int iwl_set_wep_dynamic_key_info(struct iwl_priv *priv, priv->stations[sta_id].sta.sta.modify_mask = STA_MODIFY_KEY_MASK; priv->stations[sta_id].sta.mode = STA_CONTROL_MODIFY_MSK; - ret = iwl_send_add_sta(priv, &priv->stations[sta_id].sta, CMD_ASYNC); - + memcpy(&sta_cmd, &priv->stations[sta_id].sta, sizeof(struct iwl_addsta_cmd)); spin_unlock_irqrestore(&priv->sta_lock, flags); - return ret; + return iwl_send_add_sta(priv, &sta_cmd, CMD_SYNC); } static int iwl_set_ccmp_dynamic_key_info(struct iwl_priv *priv, @@ -884,7 +892,9 @@ static int iwl_set_ccmp_dynamic_key_info(struct iwl_priv *priv, { unsigned long flags; __le16 key_flags = 0; - int ret; + struct iwl_addsta_cmd sta_cmd; + + lockdep_assert_held(&priv->mutex); key_flags |= (STA_KEY_FLG_CCMP | STA_KEY_FLG_MAP_KEY_MSK); key_flags |= cpu_to_le16(keyconf->keyidx << STA_KEY_FLG_KEYID_POS); @@ -919,11 +929,10 @@ static int iwl_set_ccmp_dynamic_key_info(struct iwl_priv *priv, priv->stations[sta_id].sta.sta.modify_mask = STA_MODIFY_KEY_MASK; priv->stations[sta_id].sta.mode = STA_CONTROL_MODIFY_MSK; - ret = iwl_send_add_sta(priv, &priv->stations[sta_id].sta, CMD_ASYNC); - + memcpy(&sta_cmd, &priv->stations[sta_id].sta, sizeof(struct iwl_addsta_cmd)); spin_unlock_irqrestore(&priv->sta_lock, flags); - return ret; + return iwl_send_add_sta(priv, &sta_cmd, CMD_SYNC); } static int iwl_set_tkip_dynamic_key_info(struct iwl_priv *priv, @@ -1013,9 +1022,11 @@ int iwl_remove_dynamic_key(struct iwl_priv *priv, u8 sta_id) { unsigned long flags; - int ret = 0; u16 key_flags; u8 keyidx; + struct iwl_addsta_cmd sta_cmd; + + lockdep_assert_held(&priv->mutex); priv->key_mapping_key--; @@ -1062,9 +1073,10 @@ int iwl_remove_dynamic_key(struct iwl_priv *priv, spin_unlock_irqrestore(&priv->sta_lock, flags); return 0; } - ret = iwl_send_add_sta(priv, &priv->stations[sta_id].sta, CMD_ASYNC); + memcpy(&sta_cmd, &priv->stations[sta_id].sta, sizeof(struct iwl_addsta_cmd)); spin_unlock_irqrestore(&priv->sta_lock, flags); - return ret; + + return iwl_send_add_sta(priv, &sta_cmd, CMD_SYNC); } EXPORT_SYMBOL(iwl_remove_dynamic_key); @@ -1073,6 +1085,8 @@ int iwl_set_dynamic_key(struct iwl_priv *priv, { int ret; + lockdep_assert_held(&priv->mutex); + priv->key_mapping_key++; keyconf->hw_key_idx = HW_KEY_DYNAMIC; @@ -1245,6 +1259,36 @@ int iwl_alloc_bcast_station(struct iwl_priv *priv, bool init_lq) } EXPORT_SYMBOL_GPL(iwl_alloc_bcast_station); +/** + * iwl_update_bcast_station - update broadcast station's LQ command + * + * Only used by iwlagn. Placed here to have all bcast station management + * code together. + */ +int iwl_update_bcast_station(struct iwl_priv *priv) +{ + unsigned long flags; + struct iwl_link_quality_cmd *link_cmd; + u8 sta_id = priv->hw_params.bcast_sta_id; + + link_cmd = iwl_sta_alloc_lq(priv, sta_id); + if (!link_cmd) { + IWL_ERR(priv, "Unable to initialize rate scaling for bcast station.\n"); + return -ENOMEM; + } + + spin_lock_irqsave(&priv->sta_lock, flags); + if (priv->stations[sta_id].lq) + kfree(priv->stations[sta_id].lq); + else + IWL_DEBUG_INFO(priv, "Bcast station rate scaling has not been initialized yet.\n"); + priv->stations[sta_id].lq = link_cmd; + spin_unlock_irqrestore(&priv->sta_lock, flags); + + return 0; +} +EXPORT_SYMBOL_GPL(iwl_update_bcast_station); + void iwl_dealloc_bcast_station(struct iwl_priv *priv) { unsigned long flags; @@ -1268,17 +1312,22 @@ EXPORT_SYMBOL_GPL(iwl_dealloc_bcast_station); /** * iwl_sta_tx_modify_enable_tid - Enable Tx for this TID in station table */ -void iwl_sta_tx_modify_enable_tid(struct iwl_priv *priv, int sta_id, int tid) +int iwl_sta_tx_modify_enable_tid(struct iwl_priv *priv, int sta_id, int tid) { unsigned long flags; + struct iwl_addsta_cmd sta_cmd; + + lockdep_assert_held(&priv->mutex); /* Remove "disable" flag, to enable Tx for this TID */ spin_lock_irqsave(&priv->sta_lock, flags); priv->stations[sta_id].sta.sta.modify_mask = STA_MODIFY_TID_DISABLE_TX; priv->stations[sta_id].sta.tid_disable_tx &= cpu_to_le16(~(1 << tid)); priv->stations[sta_id].sta.mode = STA_CONTROL_MODIFY_MSK; - iwl_send_add_sta(priv, &priv->stations[sta_id].sta, CMD_ASYNC); + memcpy(&sta_cmd, &priv->stations[sta_id].sta, sizeof(struct iwl_addsta_cmd)); spin_unlock_irqrestore(&priv->sta_lock, flags); + + return iwl_send_add_sta(priv, &sta_cmd, CMD_SYNC); } EXPORT_SYMBOL(iwl_sta_tx_modify_enable_tid); @@ -1287,6 +1336,9 @@ int iwl_sta_rx_agg_start(struct iwl_priv *priv, struct ieee80211_sta *sta, { unsigned long flags; int sta_id; + struct iwl_addsta_cmd sta_cmd; + + lockdep_assert_held(&priv->mutex); sta_id = iwl_sta_id(sta); if (sta_id == IWL_INVALID_STATION) @@ -1298,10 +1350,10 @@ int iwl_sta_rx_agg_start(struct iwl_priv *priv, struct ieee80211_sta *sta, priv->stations[sta_id].sta.add_immediate_ba_tid = (u8)tid; priv->stations[sta_id].sta.add_immediate_ba_ssn = cpu_to_le16(ssn); priv->stations[sta_id].sta.mode = STA_CONTROL_MODIFY_MSK; + memcpy(&sta_cmd, &priv->stations[sta_id].sta, sizeof(struct iwl_addsta_cmd)); spin_unlock_irqrestore(&priv->sta_lock, flags); - return iwl_send_add_sta(priv, &priv->stations[sta_id].sta, - CMD_ASYNC); + return iwl_send_add_sta(priv, &sta_cmd, CMD_SYNC); } EXPORT_SYMBOL(iwl_sta_rx_agg_start); @@ -1309,7 +1361,10 @@ int iwl_sta_rx_agg_stop(struct iwl_priv *priv, struct ieee80211_sta *sta, int tid) { unsigned long flags; - int sta_id, ret; + int sta_id; + struct iwl_addsta_cmd sta_cmd; + + lockdep_assert_held(&priv->mutex); sta_id = iwl_sta_id(sta); if (sta_id == IWL_INVALID_STATION) { @@ -1322,11 +1377,10 @@ int iwl_sta_rx_agg_stop(struct iwl_priv *priv, struct ieee80211_sta *sta, priv->stations[sta_id].sta.sta.modify_mask = STA_MODIFY_DELBA_TID_MSK; priv->stations[sta_id].sta.remove_immediate_ba_tid = (u8)tid; priv->stations[sta_id].sta.mode = STA_CONTROL_MODIFY_MSK; - ret = iwl_send_add_sta(priv, &priv->stations[sta_id].sta, CMD_ASYNC); + memcpy(&sta_cmd, &priv->stations[sta_id].sta, sizeof(struct iwl_addsta_cmd)); spin_unlock_irqrestore(&priv->sta_lock, flags); - return ret; - + return iwl_send_add_sta(priv, &sta_cmd, CMD_SYNC); } EXPORT_SYMBOL(iwl_sta_rx_agg_stop); diff --git a/drivers/net/wireless/iwlwifi/iwl-sta.h b/drivers/net/wireless/iwlwifi/iwl-sta.h index 5b1b1e461eb6..ba95b1a590a5 100644 --- a/drivers/net/wireless/iwlwifi/iwl-sta.h +++ b/drivers/net/wireless/iwlwifi/iwl-sta.h @@ -60,6 +60,7 @@ void iwl_restore_stations(struct iwl_priv *priv); void iwl_clear_ucode_stations(struct iwl_priv *priv); int iwl_alloc_bcast_station(struct iwl_priv *priv, bool init_lq); void iwl_dealloc_bcast_station(struct iwl_priv *priv); +int iwl_update_bcast_station(struct iwl_priv *priv); int iwl_get_free_ucode_key_index(struct iwl_priv *priv); int iwl_send_add_sta(struct iwl_priv *priv, struct iwl_addsta_cmd *sta, u8 flags); @@ -73,7 +74,7 @@ int iwl_remove_station(struct iwl_priv *priv, const u8 sta_id, const u8 *addr); int iwl_mac_sta_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_sta *sta); -void iwl_sta_tx_modify_enable_tid(struct iwl_priv *priv, int sta_id, int tid); +int iwl_sta_tx_modify_enable_tid(struct iwl_priv *priv, int sta_id, int tid); int iwl_sta_rx_agg_start(struct iwl_priv *priv, struct ieee80211_sta *sta, int tid, u16 ssn); int iwl_sta_rx_agg_stop(struct iwl_priv *priv, struct ieee80211_sta *sta, diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c index 697fa6caaceb..8eb347106902 100644 --- a/drivers/net/wireless/iwlwifi/iwl3945-base.c +++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c @@ -1424,7 +1424,7 @@ void iwl3945_dump_nic_error_log(struct iwl_priv *priv) iwl_read_targ_mem(priv, base + i + 6 * sizeof(u32)); IWL_ERR(priv, - "%-13s (#%d) %010u 0x%05X 0x%05X 0x%05X 0x%05X %u\n\n", + "%-13s (0x%X) %010u 0x%05X 0x%05X 0x%05X 0x%05X %u\n\n", desc_lookup(desc), desc, time, blink1, blink2, ilink1, ilink2, data1); trace_iwlwifi_dev_ucode_error(priv, desc, time, data1, 0, diff --git a/drivers/net/wireless/iwmc3200wifi/cfg80211.c b/drivers/net/wireless/iwmc3200wifi/cfg80211.c index 902e95f70f6e..60619678f4ec 100644 --- a/drivers/net/wireless/iwmc3200wifi/cfg80211.c +++ b/drivers/net/wireless/iwmc3200wifi/cfg80211.c @@ -670,20 +670,24 @@ static int iwm_cfg80211_disconnect(struct wiphy *wiphy, struct net_device *dev, } static int iwm_cfg80211_set_txpower(struct wiphy *wiphy, - enum tx_power_setting type, int dbm) + enum nl80211_tx_power_setting type, int mbm) { struct iwm_priv *iwm = wiphy_to_iwm(wiphy); int ret; switch (type) { - case TX_POWER_AUTOMATIC: + case NL80211_TX_POWER_AUTOMATIC: return 0; - case TX_POWER_FIXED: + case NL80211_TX_POWER_FIXED: + if (mbm < 0 || (mbm % 100)) + return -EOPNOTSUPP; + if (!test_bit(IWM_STATUS_READY, &iwm->status)) return 0; ret = iwm_umac_set_config_fix(iwm, UMAC_PARAM_TBL_CFG_FIX, - CFG_TX_PWR_LIMIT_USR, dbm * 2); + CFG_TX_PWR_LIMIT_USR, + MBM_TO_DBM(mbm) * 2); if (ret < 0) return ret; diff --git a/drivers/net/wireless/libertas/Makefile b/drivers/net/wireless/libertas/Makefile index 45e870e33117..f7d01bfa2e4a 100644 --- a/drivers/net/wireless/libertas/Makefile +++ b/drivers/net/wireless/libertas/Makefile @@ -1,4 +1,3 @@ -libertas-y += assoc.o libertas-y += cfg.o libertas-y += cmd.o libertas-y += cmdresp.o @@ -6,9 +5,7 @@ libertas-y += debugfs.o libertas-y += ethtool.o libertas-y += main.o libertas-y += rx.o -libertas-y += scan.o libertas-y += tx.o -libertas-y += wext.o libertas-$(CONFIG_LIBERTAS_MESH) += mesh.o usb8xxx-objs += if_usb.o diff --git a/drivers/net/wireless/libertas/assoc.c b/drivers/net/wireless/libertas/assoc.c deleted file mode 100644 index aa06070e5eab..000000000000 --- a/drivers/net/wireless/libertas/assoc.c +++ /dev/null @@ -1,2264 +0,0 @@ -/* Copyright (C) 2006, Red Hat, Inc. */ - -#include <linux/types.h> -#include <linux/etherdevice.h> -#include <linux/ieee80211.h> -#include <linux/if_arp.h> -#include <linux/slab.h> -#include <net/lib80211.h> - -#include "assoc.h" -#include "decl.h" -#include "host.h" -#include "scan.h" -#include "cmd.h" - -static const u8 bssid_any[ETH_ALEN] __attribute__ ((aligned (2))) = - { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }; -static const u8 bssid_off[ETH_ALEN] __attribute__ ((aligned (2))) = - { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }; - -/* The firmware needs the following bits masked out of the beacon-derived - * capability field when associating/joining to a BSS: - * 9 (QoS), 11 (APSD), 12 (unused), 14 (unused), 15 (unused) - */ -#define CAPINFO_MASK (~(0xda00)) - -/** - * 802.11b/g supported bitrates (in 500Kb/s units) - */ -u8 lbs_bg_rates[MAX_RATES] = - { 0x02, 0x04, 0x0b, 0x16, 0x0c, 0x12, 0x18, 0x24, 0x30, 0x48, 0x60, 0x6c, -0x00, 0x00 }; - - -static int assoc_helper_wep_keys(struct lbs_private *priv, - struct assoc_request *assoc_req); - -/** - * @brief This function finds common rates between rates and card rates. - * - * It will fill common rates in rates as output if found. - * - * NOTE: Setting the MSB of the basic rates need to be taken - * care, either before or after calling this function - * - * @param priv A pointer to struct lbs_private structure - * @param rates the buffer which keeps input and output - * @param rates_size the size of rates buffer; new size of buffer on return, - * which will be less than or equal to original rates_size - * - * @return 0 on success, or -1 on error - */ -static int get_common_rates(struct lbs_private *priv, - u8 *rates, - u16 *rates_size) -{ - int i, j; - u8 intersection[MAX_RATES]; - u16 intersection_size; - u16 num_rates = 0; - - intersection_size = min_t(u16, *rates_size, ARRAY_SIZE(intersection)); - - /* Allow each rate from 'rates' that is supported by the hardware */ - for (i = 0; i < ARRAY_SIZE(lbs_bg_rates) && lbs_bg_rates[i]; i++) { - for (j = 0; j < intersection_size && rates[j]; j++) { - if (rates[j] == lbs_bg_rates[i]) - intersection[num_rates++] = rates[j]; - } - } - - lbs_deb_hex(LBS_DEB_JOIN, "AP rates ", rates, *rates_size); - lbs_deb_hex(LBS_DEB_JOIN, "card rates ", lbs_bg_rates, - ARRAY_SIZE(lbs_bg_rates)); - lbs_deb_hex(LBS_DEB_JOIN, "common rates", intersection, num_rates); - lbs_deb_join("TX data rate 0x%02x\n", priv->cur_rate); - - if (!priv->enablehwauto) { - for (i = 0; i < num_rates; i++) { - if (intersection[i] == priv->cur_rate) - goto done; - } - lbs_pr_alert("Previously set fixed data rate %#x isn't " - "compatible with the network.\n", priv->cur_rate); - return -1; - } - -done: - memset(rates, 0, *rates_size); - *rates_size = num_rates; - memcpy(rates, intersection, num_rates); - return 0; -} - - -/** - * @brief Sets the MSB on basic rates as the firmware requires - * - * Scan through an array and set the MSB for basic data rates. - * - * @param rates buffer of data rates - * @param len size of buffer - */ -static void lbs_set_basic_rate_flags(u8 *rates, size_t len) -{ - int i; - - for (i = 0; i < len; i++) { - if (rates[i] == 0x02 || rates[i] == 0x04 || - rates[i] == 0x0b || rates[i] == 0x16) - rates[i] |= 0x80; - } -} - - -static u8 iw_auth_to_ieee_auth(u8 auth) -{ - if (auth == IW_AUTH_ALG_OPEN_SYSTEM) - return 0x00; - else if (auth == IW_AUTH_ALG_SHARED_KEY) - return 0x01; - else if (auth == IW_AUTH_ALG_LEAP) - return 0x80; - - lbs_deb_join("%s: invalid auth alg 0x%X\n", __func__, auth); - return 0; -} - -/** - * @brief This function prepares the authenticate command. AUTHENTICATE only - * sets the authentication suite for future associations, as the firmware - * handles authentication internally during the ASSOCIATE command. - * - * @param priv A pointer to struct lbs_private structure - * @param bssid The peer BSSID with which to authenticate - * @param auth The authentication mode to use (from wireless.h) - * - * @return 0 or -1 - */ -static int lbs_set_authentication(struct lbs_private *priv, u8 bssid[6], u8 auth) -{ - struct cmd_ds_802_11_authenticate cmd; - int ret = -1; - - lbs_deb_enter(LBS_DEB_JOIN); - - cmd.hdr.size = cpu_to_le16(sizeof(cmd)); - memcpy(cmd.bssid, bssid, ETH_ALEN); - - cmd.authtype = iw_auth_to_ieee_auth(auth); - - lbs_deb_join("AUTH_CMD: BSSID %pM, auth 0x%x\n", bssid, cmd.authtype); - - ret = lbs_cmd_with_response(priv, CMD_802_11_AUTHENTICATE, &cmd); - - lbs_deb_leave_args(LBS_DEB_JOIN, "ret %d", ret); - return ret; -} - - -int lbs_cmd_802_11_set_wep(struct lbs_private *priv, uint16_t cmd_action, - struct assoc_request *assoc) -{ - struct cmd_ds_802_11_set_wep cmd; - int ret = 0; - - lbs_deb_enter(LBS_DEB_CMD); - - memset(&cmd, 0, sizeof(cmd)); - cmd.hdr.command = cpu_to_le16(CMD_802_11_SET_WEP); - cmd.hdr.size = cpu_to_le16(sizeof(cmd)); - - cmd.action = cpu_to_le16(cmd_action); - - if (cmd_action == CMD_ACT_ADD) { - int i; - - /* default tx key index */ - cmd.keyindex = cpu_to_le16(assoc->wep_tx_keyidx & - CMD_WEP_KEY_INDEX_MASK); - - /* Copy key types and material to host command structure */ - for (i = 0; i < 4; i++) { - struct enc_key *pkey = &assoc->wep_keys[i]; - - switch (pkey->len) { - case KEY_LEN_WEP_40: - cmd.keytype[i] = CMD_TYPE_WEP_40_BIT; - memmove(cmd.keymaterial[i], pkey->key, pkey->len); - lbs_deb_cmd("SET_WEP: add key %d (40 bit)\n", i); - break; - case KEY_LEN_WEP_104: - cmd.keytype[i] = CMD_TYPE_WEP_104_BIT; - memmove(cmd.keymaterial[i], pkey->key, pkey->len); - lbs_deb_cmd("SET_WEP: add key %d (104 bit)\n", i); - break; - case 0: - break; - default: - lbs_deb_cmd("SET_WEP: invalid key %d, length %d\n", - i, pkey->len); - ret = -1; - goto done; - break; - } - } - } else if (cmd_action == CMD_ACT_REMOVE) { - /* ACT_REMOVE clears _all_ WEP keys */ - - /* default tx key index */ - cmd.keyindex = cpu_to_le16(priv->wep_tx_keyidx & - CMD_WEP_KEY_INDEX_MASK); - lbs_deb_cmd("SET_WEP: remove key %d\n", priv->wep_tx_keyidx); - } - - ret = lbs_cmd_with_response(priv, CMD_802_11_SET_WEP, &cmd); -done: - lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); - return ret; -} - -int lbs_cmd_802_11_enable_rsn(struct lbs_private *priv, uint16_t cmd_action, - uint16_t *enable) -{ - struct cmd_ds_802_11_enable_rsn cmd; - int ret; - - lbs_deb_enter(LBS_DEB_CMD); - - cmd.hdr.size = cpu_to_le16(sizeof(cmd)); - cmd.action = cpu_to_le16(cmd_action); - - if (cmd_action == CMD_ACT_GET) - cmd.enable = 0; - else { - if (*enable) - cmd.enable = cpu_to_le16(CMD_ENABLE_RSN); - else - cmd.enable = cpu_to_le16(CMD_DISABLE_RSN); - lbs_deb_cmd("ENABLE_RSN: %d\n", *enable); - } - - ret = lbs_cmd_with_response(priv, CMD_802_11_ENABLE_RSN, &cmd); - if (!ret && cmd_action == CMD_ACT_GET) - *enable = le16_to_cpu(cmd.enable); - - lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); - return ret; -} - -static void set_one_wpa_key(struct MrvlIEtype_keyParamSet *keyparam, - struct enc_key *key) -{ - lbs_deb_enter(LBS_DEB_CMD); - - if (key->flags & KEY_INFO_WPA_ENABLED) - keyparam->keyinfo |= cpu_to_le16(KEY_INFO_WPA_ENABLED); - if (key->flags & KEY_INFO_WPA_UNICAST) - keyparam->keyinfo |= cpu_to_le16(KEY_INFO_WPA_UNICAST); - if (key->flags & KEY_INFO_WPA_MCAST) - keyparam->keyinfo |= cpu_to_le16(KEY_INFO_WPA_MCAST); - - keyparam->type = cpu_to_le16(TLV_TYPE_KEY_MATERIAL); - keyparam->keytypeid = cpu_to_le16(key->type); - keyparam->keylen = cpu_to_le16(key->len); - memcpy(keyparam->key, key->key, key->len); - - /* Length field doesn't include the {type,length} header */ - keyparam->length = cpu_to_le16(sizeof(*keyparam) - 4); - lbs_deb_leave(LBS_DEB_CMD); -} - -int lbs_cmd_802_11_key_material(struct lbs_private *priv, uint16_t cmd_action, - struct assoc_request *assoc) -{ - struct cmd_ds_802_11_key_material cmd; - int ret = 0; - int index = 0; - - lbs_deb_enter(LBS_DEB_CMD); - - cmd.action = cpu_to_le16(cmd_action); - cmd.hdr.size = cpu_to_le16(sizeof(cmd)); - - if (cmd_action == CMD_ACT_GET) { - cmd.hdr.size = cpu_to_le16(sizeof(struct cmd_header) + 2); - } else { - memset(cmd.keyParamSet, 0, sizeof(cmd.keyParamSet)); - - if (test_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc->flags)) { - set_one_wpa_key(&cmd.keyParamSet[index], - &assoc->wpa_unicast_key); - index++; - } - - if (test_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc->flags)) { - set_one_wpa_key(&cmd.keyParamSet[index], - &assoc->wpa_mcast_key); - index++; - } - - /* The common header and as many keys as we included */ - cmd.hdr.size = cpu_to_le16(offsetof(typeof(cmd), - keyParamSet[index])); - } - ret = lbs_cmd_with_response(priv, CMD_802_11_KEY_MATERIAL, &cmd); - /* Copy the returned key to driver private data */ - if (!ret && cmd_action == CMD_ACT_GET) { - void *buf_ptr = cmd.keyParamSet; - void *resp_end = &(&cmd)[1]; - - while (buf_ptr < resp_end) { - struct MrvlIEtype_keyParamSet *keyparam = buf_ptr; - struct enc_key *key; - uint16_t param_set_len = le16_to_cpu(keyparam->length); - uint16_t key_len = le16_to_cpu(keyparam->keylen); - uint16_t key_flags = le16_to_cpu(keyparam->keyinfo); - uint16_t key_type = le16_to_cpu(keyparam->keytypeid); - void *end; - - end = (void *)keyparam + sizeof(keyparam->type) - + sizeof(keyparam->length) + param_set_len; - - /* Make sure we don't access past the end of the IEs */ - if (end > resp_end) - break; - - if (key_flags & KEY_INFO_WPA_UNICAST) - key = &priv->wpa_unicast_key; - else if (key_flags & KEY_INFO_WPA_MCAST) - key = &priv->wpa_mcast_key; - else - break; - - /* Copy returned key into driver */ - memset(key, 0, sizeof(struct enc_key)); - if (key_len > sizeof(key->key)) - break; - key->type = key_type; - key->flags = key_flags; - key->len = key_len; - memcpy(key->key, keyparam->key, key->len); - - buf_ptr = end + 1; - } - } - - lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); - return ret; -} - -static __le16 lbs_rate_to_fw_bitmap(int rate, int lower_rates_ok) -{ -/* Bit Rate -* 15:13 Reserved -* 12 54 Mbps -* 11 48 Mbps -* 10 36 Mbps -* 9 24 Mbps -* 8 18 Mbps -* 7 12 Mbps -* 6 9 Mbps -* 5 6 Mbps -* 4 Reserved -* 3 11 Mbps -* 2 5.5 Mbps -* 1 2 Mbps -* 0 1 Mbps -**/ - - uint16_t ratemask; - int i = lbs_data_rate_to_fw_index(rate); - if (lower_rates_ok) - ratemask = (0x1fef >> (12 - i)); - else - ratemask = (1 << i); - return cpu_to_le16(ratemask); -} - -int lbs_cmd_802_11_rate_adapt_rateset(struct lbs_private *priv, - uint16_t cmd_action) -{ - struct cmd_ds_802_11_rate_adapt_rateset cmd; - int ret; - - lbs_deb_enter(LBS_DEB_CMD); - - if (!priv->cur_rate && !priv->enablehwauto) - return -EINVAL; - - cmd.hdr.size = cpu_to_le16(sizeof(cmd)); - - cmd.action = cpu_to_le16(cmd_action); - cmd.enablehwauto = cpu_to_le16(priv->enablehwauto); - cmd.bitmap = lbs_rate_to_fw_bitmap(priv->cur_rate, priv->enablehwauto); - ret = lbs_cmd_with_response(priv, CMD_802_11_RATE_ADAPT_RATESET, &cmd); - if (!ret && cmd_action == CMD_ACT_GET) - priv->enablehwauto = le16_to_cpu(cmd.enablehwauto); - - lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); - return ret; -} - -/** - * @brief Set the data rate - * - * @param priv A pointer to struct lbs_private structure - * @param rate The desired data rate, or 0 to clear a locked rate - * - * @return 0 on success, error on failure - */ -int lbs_set_data_rate(struct lbs_private *priv, u8 rate) -{ - struct cmd_ds_802_11_data_rate cmd; - int ret = 0; - - lbs_deb_enter(LBS_DEB_CMD); - - memset(&cmd, 0, sizeof(cmd)); - cmd.hdr.size = cpu_to_le16(sizeof(cmd)); - - if (rate > 0) { - cmd.action = cpu_to_le16(CMD_ACT_SET_TX_FIX_RATE); - cmd.rates[0] = lbs_data_rate_to_fw_index(rate); - if (cmd.rates[0] == 0) { - lbs_deb_cmd("DATA_RATE: invalid requested rate of" - " 0x%02X\n", rate); - ret = 0; - goto out; - } - lbs_deb_cmd("DATA_RATE: set fixed 0x%02X\n", cmd.rates[0]); - } else { - cmd.action = cpu_to_le16(CMD_ACT_SET_TX_AUTO); - lbs_deb_cmd("DATA_RATE: setting auto\n"); - } - - ret = lbs_cmd_with_response(priv, CMD_802_11_DATA_RATE, &cmd); - if (ret) - goto out; - - lbs_deb_hex(LBS_DEB_CMD, "DATA_RATE_RESP", (u8 *) &cmd, sizeof(cmd)); - - /* FIXME: get actual rates FW can do if this command actually returns - * all data rates supported. - */ - priv->cur_rate = lbs_fw_index_to_data_rate(cmd.rates[0]); - lbs_deb_cmd("DATA_RATE: current rate is 0x%02x\n", priv->cur_rate); - -out: - lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); - return ret; -} - - -int lbs_cmd_802_11_rssi(struct lbs_private *priv, - struct cmd_ds_command *cmd) -{ - - lbs_deb_enter(LBS_DEB_CMD); - cmd->command = cpu_to_le16(CMD_802_11_RSSI); - cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_rssi) + - sizeof(struct cmd_header)); - cmd->params.rssi.N = cpu_to_le16(DEFAULT_BCN_AVG_FACTOR); - - /* reset Beacon SNR/NF/RSSI values */ - priv->SNR[TYPE_BEACON][TYPE_NOAVG] = 0; - priv->SNR[TYPE_BEACON][TYPE_AVG] = 0; - priv->NF[TYPE_BEACON][TYPE_NOAVG] = 0; - priv->NF[TYPE_BEACON][TYPE_AVG] = 0; - priv->RSSI[TYPE_BEACON][TYPE_NOAVG] = 0; - priv->RSSI[TYPE_BEACON][TYPE_AVG] = 0; - - lbs_deb_leave(LBS_DEB_CMD); - return 0; -} - -int lbs_ret_802_11_rssi(struct lbs_private *priv, - struct cmd_ds_command *resp) -{ - struct cmd_ds_802_11_rssi_rsp *rssirsp = &resp->params.rssirsp; - - lbs_deb_enter(LBS_DEB_CMD); - - /* store the non average value */ - priv->SNR[TYPE_BEACON][TYPE_NOAVG] = get_unaligned_le16(&rssirsp->SNR); - priv->NF[TYPE_BEACON][TYPE_NOAVG] = - get_unaligned_le16(&rssirsp->noisefloor); - - priv->SNR[TYPE_BEACON][TYPE_AVG] = get_unaligned_le16(&rssirsp->avgSNR); - priv->NF[TYPE_BEACON][TYPE_AVG] = - get_unaligned_le16(&rssirsp->avgnoisefloor); - - priv->RSSI[TYPE_BEACON][TYPE_NOAVG] = - CAL_RSSI(priv->SNR[TYPE_BEACON][TYPE_NOAVG], - priv->NF[TYPE_BEACON][TYPE_NOAVG]); - - priv->RSSI[TYPE_BEACON][TYPE_AVG] = - CAL_RSSI(priv->SNR[TYPE_BEACON][TYPE_AVG] / AVG_SCALE, - priv->NF[TYPE_BEACON][TYPE_AVG] / AVG_SCALE); - - lbs_deb_cmd("RSSI: beacon %d, avg %d\n", - priv->RSSI[TYPE_BEACON][TYPE_NOAVG], - priv->RSSI[TYPE_BEACON][TYPE_AVG]); - - lbs_deb_leave(LBS_DEB_CMD); - return 0; -} - - -int lbs_cmd_bcn_ctrl(struct lbs_private *priv, - struct cmd_ds_command *cmd, - u16 cmd_action) -{ - struct cmd_ds_802_11_beacon_control - *bcn_ctrl = &cmd->params.bcn_ctrl; - - lbs_deb_enter(LBS_DEB_CMD); - cmd->size = - cpu_to_le16(sizeof(struct cmd_ds_802_11_beacon_control) - + sizeof(struct cmd_header)); - cmd->command = cpu_to_le16(CMD_802_11_BEACON_CTRL); - - bcn_ctrl->action = cpu_to_le16(cmd_action); - bcn_ctrl->beacon_enable = cpu_to_le16(priv->beacon_enable); - bcn_ctrl->beacon_period = cpu_to_le16(priv->beacon_period); - - lbs_deb_leave(LBS_DEB_CMD); - return 0; -} - -int lbs_ret_802_11_bcn_ctrl(struct lbs_private *priv, - struct cmd_ds_command *resp) -{ - struct cmd_ds_802_11_beacon_control *bcn_ctrl = - &resp->params.bcn_ctrl; - - lbs_deb_enter(LBS_DEB_CMD); - - if (bcn_ctrl->action == CMD_ACT_GET) { - priv->beacon_enable = (u8) le16_to_cpu(bcn_ctrl->beacon_enable); - priv->beacon_period = le16_to_cpu(bcn_ctrl->beacon_period); - } - - lbs_deb_enter(LBS_DEB_CMD); - return 0; -} - - - -static int lbs_assoc_post(struct lbs_private *priv, - struct cmd_ds_802_11_associate_response *resp) -{ - int ret = 0; - union iwreq_data wrqu; - struct bss_descriptor *bss; - u16 status_code; - - lbs_deb_enter(LBS_DEB_ASSOC); - - if (!priv->in_progress_assoc_req) { - lbs_deb_assoc("ASSOC_RESP: no in-progress assoc request\n"); - ret = -1; - goto done; - } - bss = &priv->in_progress_assoc_req->bss; - - /* - * Older FW versions map the IEEE 802.11 Status Code in the association - * response to the following values returned in resp->statuscode: - * - * IEEE Status Code Marvell Status Code - * 0 -> 0x0000 ASSOC_RESULT_SUCCESS - * 13 -> 0x0004 ASSOC_RESULT_AUTH_REFUSED - * 14 -> 0x0004 ASSOC_RESULT_AUTH_REFUSED - * 15 -> 0x0004 ASSOC_RESULT_AUTH_REFUSED - * 16 -> 0x0004 ASSOC_RESULT_AUTH_REFUSED - * others -> 0x0003 ASSOC_RESULT_REFUSED - * - * Other response codes: - * 0x0001 -> ASSOC_RESULT_INVALID_PARAMETERS (unused) - * 0x0002 -> ASSOC_RESULT_TIMEOUT (internal timer expired waiting for - * association response from the AP) - */ - - status_code = le16_to_cpu(resp->statuscode); - if (priv->fwrelease < 0x09000000) { - switch (status_code) { - case 0x00: - break; - case 0x01: - lbs_deb_assoc("ASSOC_RESP: invalid parameters\n"); - break; - case 0x02: - lbs_deb_assoc("ASSOC_RESP: internal timer " - "expired while waiting for the AP\n"); - break; - case 0x03: - lbs_deb_assoc("ASSOC_RESP: association " - "refused by AP\n"); - break; - case 0x04: - lbs_deb_assoc("ASSOC_RESP: authentication " - "refused by AP\n"); - break; - default: - lbs_deb_assoc("ASSOC_RESP: failure reason 0x%02x " - " unknown\n", status_code); - break; - } - } else { - /* v9+ returns the AP's association response */ - lbs_deb_assoc("ASSOC_RESP: failure reason 0x%02x\n", status_code); - } - - if (status_code) { - lbs_mac_event_disconnected(priv); - ret = status_code; - goto done; - } - - lbs_deb_hex(LBS_DEB_ASSOC, "ASSOC_RESP", - (void *) (resp + sizeof (resp->hdr)), - le16_to_cpu(resp->hdr.size) - sizeof (resp->hdr)); - - /* Send a Media Connected event, according to the Spec */ - priv->connect_status = LBS_CONNECTED; - - /* Update current SSID and BSSID */ - memcpy(&priv->curbssparams.ssid, &bss->ssid, IEEE80211_MAX_SSID_LEN); - priv->curbssparams.ssid_len = bss->ssid_len; - memcpy(priv->curbssparams.bssid, bss->bssid, ETH_ALEN); - - priv->SNR[TYPE_RXPD][TYPE_AVG] = 0; - priv->NF[TYPE_RXPD][TYPE_AVG] = 0; - - memset(priv->rawSNR, 0x00, sizeof(priv->rawSNR)); - memset(priv->rawNF, 0x00, sizeof(priv->rawNF)); - priv->nextSNRNF = 0; - priv->numSNRNF = 0; - - netif_carrier_on(priv->dev); - if (!priv->tx_pending_len) - netif_wake_queue(priv->dev); - - memcpy(wrqu.ap_addr.sa_data, priv->curbssparams.bssid, ETH_ALEN); - wrqu.ap_addr.sa_family = ARPHRD_ETHER; - wireless_send_event(priv->dev, SIOCGIWAP, &wrqu, NULL); - -done: - lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); - return ret; -} - -/** - * @brief This function prepares an association-class command. - * - * @param priv A pointer to struct lbs_private structure - * @param assoc_req The association request describing the BSS to associate - * or reassociate with - * @param command The actual command, either CMD_802_11_ASSOCIATE or - * CMD_802_11_REASSOCIATE - * - * @return 0 or -1 - */ -static int lbs_associate(struct lbs_private *priv, - struct assoc_request *assoc_req, - u16 command) -{ - struct cmd_ds_802_11_associate cmd; - int ret = 0; - struct bss_descriptor *bss = &assoc_req->bss; - u8 *pos = &(cmd.iebuf[0]); - u16 tmpcap, tmplen, tmpauth; - struct mrvl_ie_ssid_param_set *ssid; - struct mrvl_ie_ds_param_set *ds; - struct mrvl_ie_cf_param_set *cf; - struct mrvl_ie_rates_param_set *rates; - struct mrvl_ie_rsn_param_set *rsn; - struct mrvl_ie_auth_type *auth; - - lbs_deb_enter(LBS_DEB_ASSOC); - - BUG_ON((command != CMD_802_11_ASSOCIATE) && - (command != CMD_802_11_REASSOCIATE)); - - memset(&cmd, 0, sizeof(cmd)); - cmd.hdr.command = cpu_to_le16(command); - - /* Fill in static fields */ - memcpy(cmd.bssid, bss->bssid, ETH_ALEN); - cmd.listeninterval = cpu_to_le16(MRVDRV_DEFAULT_LISTEN_INTERVAL); - - /* Capability info */ - tmpcap = (bss->capability & CAPINFO_MASK); - if (bss->mode == IW_MODE_INFRA) - tmpcap |= WLAN_CAPABILITY_ESS; - cmd.capability = cpu_to_le16(tmpcap); - lbs_deb_assoc("ASSOC_CMD: capability 0x%04x\n", tmpcap); - - /* SSID */ - ssid = (struct mrvl_ie_ssid_param_set *) pos; - ssid->header.type = cpu_to_le16(TLV_TYPE_SSID); - tmplen = bss->ssid_len; - ssid->header.len = cpu_to_le16(tmplen); - memcpy(ssid->ssid, bss->ssid, tmplen); - pos += sizeof(ssid->header) + tmplen; - - ds = (struct mrvl_ie_ds_param_set *) pos; - ds->header.type = cpu_to_le16(TLV_TYPE_PHY_DS); - ds->header.len = cpu_to_le16(1); - ds->channel = bss->phy.ds.channel; - pos += sizeof(ds->header) + 1; - - cf = (struct mrvl_ie_cf_param_set *) pos; - cf->header.type = cpu_to_le16(TLV_TYPE_CF); - tmplen = sizeof(*cf) - sizeof (cf->header); - cf->header.len = cpu_to_le16(tmplen); - /* IE payload should be zeroed, firmware fills it in for us */ - pos += sizeof(*cf); - - rates = (struct mrvl_ie_rates_param_set *) pos; - rates->header.type = cpu_to_le16(TLV_TYPE_RATES); - tmplen = min_t(u16, ARRAY_SIZE(bss->rates), MAX_RATES); - memcpy(&rates->rates, &bss->rates, tmplen); - if (get_common_rates(priv, rates->rates, &tmplen)) { - ret = -1; - goto done; - } - pos += sizeof(rates->header) + tmplen; - rates->header.len = cpu_to_le16(tmplen); - lbs_deb_assoc("ASSOC_CMD: num rates %u\n", tmplen); - - /* Copy the infra. association rates into Current BSS state structure */ - memset(&priv->curbssparams.rates, 0, sizeof(priv->curbssparams.rates)); - memcpy(&priv->curbssparams.rates, &rates->rates, tmplen); - - /* Set MSB on basic rates as the firmware requires, but _after_ - * copying to current bss rates. - */ - lbs_set_basic_rate_flags(rates->rates, tmplen); - - /* Firmware v9+ indicate authentication suites as a TLV */ - if (priv->fwrelease >= 0x09000000) { - auth = (struct mrvl_ie_auth_type *) pos; - auth->header.type = cpu_to_le16(TLV_TYPE_AUTH_TYPE); - auth->header.len = cpu_to_le16(2); - tmpauth = iw_auth_to_ieee_auth(priv->secinfo.auth_mode); - auth->auth = cpu_to_le16(tmpauth); - pos += sizeof(auth->header) + 2; - - lbs_deb_join("AUTH_CMD: BSSID %pM, auth 0x%x\n", - bss->bssid, priv->secinfo.auth_mode); - } - - /* WPA/WPA2 IEs */ - if (assoc_req->secinfo.WPAenabled || assoc_req->secinfo.WPA2enabled) { - rsn = (struct mrvl_ie_rsn_param_set *) pos; - /* WPA_IE or WPA2_IE */ - rsn->header.type = cpu_to_le16((u16) assoc_req->wpa_ie[0]); - tmplen = (u16) assoc_req->wpa_ie[1]; - rsn->header.len = cpu_to_le16(tmplen); - memcpy(rsn->rsnie, &assoc_req->wpa_ie[2], tmplen); - lbs_deb_hex(LBS_DEB_JOIN, "ASSOC_CMD: WPA/RSN IE", (u8 *) rsn, - sizeof(rsn->header) + tmplen); - pos += sizeof(rsn->header) + tmplen; - } - - cmd.hdr.size = cpu_to_le16((sizeof(cmd) - sizeof(cmd.iebuf)) + - (u16)(pos - (u8 *) &cmd.iebuf)); - - /* update curbssparams */ - priv->channel = bss->phy.ds.channel; - - ret = lbs_cmd_with_response(priv, command, &cmd); - if (ret == 0) { - ret = lbs_assoc_post(priv, - (struct cmd_ds_802_11_associate_response *) &cmd); - } - -done: - lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); - return ret; -} - -/** - * @brief Associate to a specific BSS discovered in a scan - * - * @param priv A pointer to struct lbs_private structure - * @param assoc_req The association request describing the BSS to associate with - * - * @return 0-success, otherwise fail - */ -static int lbs_try_associate(struct lbs_private *priv, - struct assoc_request *assoc_req) -{ - int ret; - u8 preamble = RADIO_PREAMBLE_LONG; - - lbs_deb_enter(LBS_DEB_ASSOC); - - /* FW v9 and higher indicate authentication suites as a TLV in the - * association command, not as a separate authentication command. - */ - if (priv->fwrelease < 0x09000000) { - ret = lbs_set_authentication(priv, assoc_req->bss.bssid, - priv->secinfo.auth_mode); - if (ret) - goto out; - } - - /* Use short preamble only when both the BSS and firmware support it */ - if (assoc_req->bss.capability & WLAN_CAPABILITY_SHORT_PREAMBLE) - preamble = RADIO_PREAMBLE_SHORT; - - ret = lbs_set_radio(priv, preamble, 1); - if (ret) - goto out; - - ret = lbs_associate(priv, assoc_req, CMD_802_11_ASSOCIATE); - /* If the association fails with current auth mode, let's - * try by changing the auth mode - */ - if ((priv->authtype_auto) && - (ret == WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG) && - (assoc_req->secinfo.wep_enabled) && - (priv->connect_status != LBS_CONNECTED)) { - if (priv->secinfo.auth_mode == IW_AUTH_ALG_OPEN_SYSTEM) - priv->secinfo.auth_mode = IW_AUTH_ALG_SHARED_KEY; - else - priv->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM; - if (!assoc_helper_wep_keys(priv, assoc_req)) - ret = lbs_associate(priv, assoc_req, - CMD_802_11_ASSOCIATE); - } - - if (ret) - ret = -1; -out: - lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); - return ret; -} - -static int lbs_adhoc_post(struct lbs_private *priv, - struct cmd_ds_802_11_ad_hoc_result *resp) -{ - int ret = 0; - u16 command = le16_to_cpu(resp->hdr.command); - u16 result = le16_to_cpu(resp->hdr.result); - union iwreq_data wrqu; - struct bss_descriptor *bss; - DECLARE_SSID_BUF(ssid); - - lbs_deb_enter(LBS_DEB_JOIN); - - if (!priv->in_progress_assoc_req) { - lbs_deb_join("ADHOC_RESP: no in-progress association " - "request\n"); - ret = -1; - goto done; - } - bss = &priv->in_progress_assoc_req->bss; - - /* - * Join result code 0 --> SUCCESS - */ - if (result) { - lbs_deb_join("ADHOC_RESP: failed (result 0x%X)\n", result); - if (priv->connect_status == LBS_CONNECTED) - lbs_mac_event_disconnected(priv); - ret = -1; - goto done; - } - - /* Send a Media Connected event, according to the Spec */ - priv->connect_status = LBS_CONNECTED; - - if (command == CMD_RET(CMD_802_11_AD_HOC_START)) { - /* Update the created network descriptor with the new BSSID */ - memcpy(bss->bssid, resp->bssid, ETH_ALEN); - } - - /* Set the BSSID from the joined/started descriptor */ - memcpy(&priv->curbssparams.bssid, bss->bssid, ETH_ALEN); - - /* Set the new SSID to current SSID */ - memcpy(&priv->curbssparams.ssid, &bss->ssid, IEEE80211_MAX_SSID_LEN); - priv->curbssparams.ssid_len = bss->ssid_len; - - netif_carrier_on(priv->dev); - if (!priv->tx_pending_len) - netif_wake_queue(priv->dev); - - memset(&wrqu, 0, sizeof(wrqu)); - memcpy(wrqu.ap_addr.sa_data, priv->curbssparams.bssid, ETH_ALEN); - wrqu.ap_addr.sa_family = ARPHRD_ETHER; - wireless_send_event(priv->dev, SIOCGIWAP, &wrqu, NULL); - - lbs_deb_join("ADHOC_RESP: Joined/started '%s', BSSID %pM, channel %d\n", - print_ssid(ssid, bss->ssid, bss->ssid_len), - priv->curbssparams.bssid, - priv->channel); - -done: - lbs_deb_leave_args(LBS_DEB_JOIN, "ret %d", ret); - return ret; -} - -/** - * @brief Join an adhoc network found in a previous scan - * - * @param priv A pointer to struct lbs_private structure - * @param assoc_req The association request describing the BSS to join - * - * @return 0 on success, error on failure - */ -static int lbs_adhoc_join(struct lbs_private *priv, - struct assoc_request *assoc_req) -{ - struct cmd_ds_802_11_ad_hoc_join cmd; - struct bss_descriptor *bss = &assoc_req->bss; - u8 preamble = RADIO_PREAMBLE_LONG; - DECLARE_SSID_BUF(ssid); - u16 ratesize = 0; - int ret = 0; - - lbs_deb_enter(LBS_DEB_ASSOC); - - lbs_deb_join("current SSID '%s', ssid length %u\n", - print_ssid(ssid, priv->curbssparams.ssid, - priv->curbssparams.ssid_len), - priv->curbssparams.ssid_len); - lbs_deb_join("requested ssid '%s', ssid length %u\n", - print_ssid(ssid, bss->ssid, bss->ssid_len), - bss->ssid_len); - - /* check if the requested SSID is already joined */ - if (priv->curbssparams.ssid_len && - !lbs_ssid_cmp(priv->curbssparams.ssid, - priv->curbssparams.ssid_len, - bss->ssid, bss->ssid_len) && - (priv->mode == IW_MODE_ADHOC) && - (priv->connect_status == LBS_CONNECTED)) { - union iwreq_data wrqu; - - lbs_deb_join("ADHOC_J_CMD: New ad-hoc SSID is the same as " - "current, not attempting to re-join"); - - /* Send the re-association event though, because the association - * request really was successful, even if just a null-op. - */ - memset(&wrqu, 0, sizeof(wrqu)); - memcpy(wrqu.ap_addr.sa_data, priv->curbssparams.bssid, - ETH_ALEN); - wrqu.ap_addr.sa_family = ARPHRD_ETHER; - wireless_send_event(priv->dev, SIOCGIWAP, &wrqu, NULL); - goto out; - } - - /* Use short preamble only when both the BSS and firmware support it */ - if (bss->capability & WLAN_CAPABILITY_SHORT_PREAMBLE) { - lbs_deb_join("AdhocJoin: Short preamble\n"); - preamble = RADIO_PREAMBLE_SHORT; - } - - ret = lbs_set_radio(priv, preamble, 1); - if (ret) - goto out; - - lbs_deb_join("AdhocJoin: channel = %d\n", assoc_req->channel); - lbs_deb_join("AdhocJoin: band = %c\n", assoc_req->band); - - priv->adhoccreate = 0; - priv->channel = bss->channel; - - /* Build the join command */ - memset(&cmd, 0, sizeof(cmd)); - cmd.hdr.size = cpu_to_le16(sizeof(cmd)); - - cmd.bss.type = CMD_BSS_TYPE_IBSS; - cmd.bss.beaconperiod = cpu_to_le16(bss->beaconperiod); - - memcpy(&cmd.bss.bssid, &bss->bssid, ETH_ALEN); - memcpy(&cmd.bss.ssid, &bss->ssid, bss->ssid_len); - - memcpy(&cmd.bss.ds, &bss->phy.ds, sizeof(struct ieee_ie_ds_param_set)); - - memcpy(&cmd.bss.ibss, &bss->ss.ibss, - sizeof(struct ieee_ie_ibss_param_set)); - - cmd.bss.capability = cpu_to_le16(bss->capability & CAPINFO_MASK); - lbs_deb_join("ADHOC_J_CMD: tmpcap=%4X CAPINFO_MASK=%4X\n", - bss->capability, CAPINFO_MASK); - - /* information on BSSID descriptor passed to FW */ - lbs_deb_join("ADHOC_J_CMD: BSSID = %pM, SSID = '%s'\n", - cmd.bss.bssid, cmd.bss.ssid); - - /* Only v8 and below support setting these */ - if (priv->fwrelease < 0x09000000) { - /* failtimeout */ - cmd.failtimeout = cpu_to_le16(MRVDRV_ASSOCIATION_TIME_OUT); - /* probedelay */ - cmd.probedelay = cpu_to_le16(CMD_SCAN_PROBE_DELAY_TIME); - } - - /* Copy Data rates from the rates recorded in scan response */ - memset(cmd.bss.rates, 0, sizeof(cmd.bss.rates)); - ratesize = min_t(u16, ARRAY_SIZE(cmd.bss.rates), ARRAY_SIZE (bss->rates)); - memcpy(cmd.bss.rates, bss->rates, ratesize); - if (get_common_rates(priv, cmd.bss.rates, &ratesize)) { - lbs_deb_join("ADHOC_JOIN: get_common_rates returned error.\n"); - ret = -1; - goto out; - } - - /* Copy the ad-hoc creation rates into Current BSS state structure */ - memset(&priv->curbssparams.rates, 0, sizeof(priv->curbssparams.rates)); - memcpy(&priv->curbssparams.rates, cmd.bss.rates, ratesize); - - /* Set MSB on basic rates as the firmware requires, but _after_ - * copying to current bss rates. - */ - lbs_set_basic_rate_flags(cmd.bss.rates, ratesize); - - cmd.bss.ibss.atimwindow = bss->atimwindow; - - if (assoc_req->secinfo.wep_enabled) { - u16 tmp = le16_to_cpu(cmd.bss.capability); - tmp |= WLAN_CAPABILITY_PRIVACY; - cmd.bss.capability = cpu_to_le16(tmp); - } - - if (priv->psmode == LBS802_11POWERMODEMAX_PSP) { - __le32 local_ps_mode = cpu_to_le32(LBS802_11POWERMODECAM); - - /* wake up first */ - ret = lbs_prepare_and_send_command(priv, CMD_802_11_PS_MODE, - CMD_ACT_SET, 0, 0, - &local_ps_mode); - if (ret) { - ret = -1; - goto out; - } - } - - ret = lbs_cmd_with_response(priv, CMD_802_11_AD_HOC_JOIN, &cmd); - if (ret == 0) { - ret = lbs_adhoc_post(priv, - (struct cmd_ds_802_11_ad_hoc_result *)&cmd); - } - -out: - lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); - return ret; -} - -/** - * @brief Start an Adhoc Network - * - * @param priv A pointer to struct lbs_private structure - * @param assoc_req The association request describing the BSS to start - * - * @return 0 on success, error on failure - */ -static int lbs_adhoc_start(struct lbs_private *priv, - struct assoc_request *assoc_req) -{ - struct cmd_ds_802_11_ad_hoc_start cmd; - u8 preamble = RADIO_PREAMBLE_SHORT; - size_t ratesize = 0; - u16 tmpcap = 0; - int ret = 0; - DECLARE_SSID_BUF(ssid); - - lbs_deb_enter(LBS_DEB_ASSOC); - - ret = lbs_set_radio(priv, preamble, 1); - if (ret) - goto out; - - /* Build the start command */ - memset(&cmd, 0, sizeof(cmd)); - cmd.hdr.size = cpu_to_le16(sizeof(cmd)); - - memcpy(cmd.ssid, assoc_req->ssid, assoc_req->ssid_len); - - lbs_deb_join("ADHOC_START: SSID '%s', ssid length %u\n", - print_ssid(ssid, assoc_req->ssid, assoc_req->ssid_len), - assoc_req->ssid_len); - - cmd.bsstype = CMD_BSS_TYPE_IBSS; - - if (priv->beacon_period == 0) - priv->beacon_period = MRVDRV_BEACON_INTERVAL; - cmd.beaconperiod = cpu_to_le16(priv->beacon_period); - - WARN_ON(!assoc_req->channel); - - /* set Physical parameter set */ - cmd.ds.header.id = WLAN_EID_DS_PARAMS; - cmd.ds.header.len = 1; - cmd.ds.channel = assoc_req->channel; - - /* set IBSS parameter set */ - cmd.ibss.header.id = WLAN_EID_IBSS_PARAMS; - cmd.ibss.header.len = 2; - cmd.ibss.atimwindow = cpu_to_le16(0); - - /* set capability info */ - tmpcap = WLAN_CAPABILITY_IBSS; - if (assoc_req->secinfo.wep_enabled || - assoc_req->secinfo.WPAenabled || - assoc_req->secinfo.WPA2enabled) { - lbs_deb_join("ADHOC_START: WEP/WPA enabled, privacy on\n"); - tmpcap |= WLAN_CAPABILITY_PRIVACY; - } else - lbs_deb_join("ADHOC_START: WEP disabled, privacy off\n"); - - cmd.capability = cpu_to_le16(tmpcap); - - /* Only v8 and below support setting probe delay */ - if (priv->fwrelease < 0x09000000) - cmd.probedelay = cpu_to_le16(CMD_SCAN_PROBE_DELAY_TIME); - - ratesize = min(sizeof(cmd.rates), sizeof(lbs_bg_rates)); - memcpy(cmd.rates, lbs_bg_rates, ratesize); - - /* Copy the ad-hoc creating rates into Current BSS state structure */ - memset(&priv->curbssparams.rates, 0, sizeof(priv->curbssparams.rates)); - memcpy(&priv->curbssparams.rates, &cmd.rates, ratesize); - - /* Set MSB on basic rates as the firmware requires, but _after_ - * copying to current bss rates. - */ - lbs_set_basic_rate_flags(cmd.rates, ratesize); - - lbs_deb_join("ADHOC_START: rates=%02x %02x %02x %02x\n", - cmd.rates[0], cmd.rates[1], cmd.rates[2], cmd.rates[3]); - - lbs_deb_join("ADHOC_START: Starting Ad-Hoc BSS on channel %d, band %d\n", - assoc_req->channel, assoc_req->band); - - priv->adhoccreate = 1; - priv->mode = IW_MODE_ADHOC; - - ret = lbs_cmd_with_response(priv, CMD_802_11_AD_HOC_START, &cmd); - if (ret == 0) - ret = lbs_adhoc_post(priv, - (struct cmd_ds_802_11_ad_hoc_result *)&cmd); - -out: - lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); - return ret; -} - -/** - * @brief Stop and Ad-Hoc network and exit Ad-Hoc mode - * - * @param priv A pointer to struct lbs_private structure - * @return 0 on success, or an error - */ -int lbs_adhoc_stop(struct lbs_private *priv) -{ - struct cmd_ds_802_11_ad_hoc_stop cmd; - int ret; - - lbs_deb_enter(LBS_DEB_JOIN); - - memset(&cmd, 0, sizeof (cmd)); - cmd.hdr.size = cpu_to_le16 (sizeof (cmd)); - - ret = lbs_cmd_with_response(priv, CMD_802_11_AD_HOC_STOP, &cmd); - - /* Clean up everything even if there was an error */ - lbs_mac_event_disconnected(priv); - - lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); - return ret; -} - -static inline int match_bss_no_security(struct lbs_802_11_security *secinfo, - struct bss_descriptor *match_bss) -{ - if (!secinfo->wep_enabled && - !secinfo->WPAenabled && !secinfo->WPA2enabled && - match_bss->wpa_ie[0] != WLAN_EID_GENERIC && - match_bss->rsn_ie[0] != WLAN_EID_RSN && - !(match_bss->capability & WLAN_CAPABILITY_PRIVACY)) - return 1; - else - return 0; -} - -static inline int match_bss_static_wep(struct lbs_802_11_security *secinfo, - struct bss_descriptor *match_bss) -{ - if (secinfo->wep_enabled && - !secinfo->WPAenabled && !secinfo->WPA2enabled && - (match_bss->capability & WLAN_CAPABILITY_PRIVACY)) - return 1; - else - return 0; -} - -static inline int match_bss_wpa(struct lbs_802_11_security *secinfo, - struct bss_descriptor *match_bss) -{ - if (!secinfo->wep_enabled && secinfo->WPAenabled && - (match_bss->wpa_ie[0] == WLAN_EID_GENERIC) - /* privacy bit may NOT be set in some APs like LinkSys WRT54G - && (match_bss->capability & WLAN_CAPABILITY_PRIVACY) */ - ) - return 1; - else - return 0; -} - -static inline int match_bss_wpa2(struct lbs_802_11_security *secinfo, - struct bss_descriptor *match_bss) -{ - if (!secinfo->wep_enabled && secinfo->WPA2enabled && - (match_bss->rsn_ie[0] == WLAN_EID_RSN) - /* privacy bit may NOT be set in some APs like LinkSys WRT54G - (match_bss->capability & WLAN_CAPABILITY_PRIVACY) */ - ) - return 1; - else - return 0; -} - -static inline int match_bss_dynamic_wep(struct lbs_802_11_security *secinfo, - struct bss_descriptor *match_bss) -{ - if (!secinfo->wep_enabled && - !secinfo->WPAenabled && !secinfo->WPA2enabled && - (match_bss->wpa_ie[0] != WLAN_EID_GENERIC) && - (match_bss->rsn_ie[0] != WLAN_EID_RSN) && - (match_bss->capability & WLAN_CAPABILITY_PRIVACY)) - return 1; - else - return 0; -} - -/** - * @brief Check if a scanned network compatible with the driver settings - * - * WEP WPA WPA2 ad-hoc encrypt Network - * enabled enabled enabled AES mode privacy WPA WPA2 Compatible - * 0 0 0 0 NONE 0 0 0 yes No security - * 1 0 0 0 NONE 1 0 0 yes Static WEP - * 0 1 0 0 x 1x 1 x yes WPA - * 0 0 1 0 x 1x x 1 yes WPA2 - * 0 0 0 1 NONE 1 0 0 yes Ad-hoc AES - * 0 0 0 0 !=NONE 1 0 0 yes Dynamic WEP - * - * - * @param priv A pointer to struct lbs_private - * @param index Index in scantable to check against current driver settings - * @param mode Network mode: Infrastructure or IBSS - * - * @return Index in scantable, or error code if negative - */ -static int is_network_compatible(struct lbs_private *priv, - struct bss_descriptor *bss, uint8_t mode) -{ - int matched = 0; - - lbs_deb_enter(LBS_DEB_SCAN); - - if (bss->mode != mode) - goto done; - - matched = match_bss_no_security(&priv->secinfo, bss); - if (matched) - goto done; - matched = match_bss_static_wep(&priv->secinfo, bss); - if (matched) - goto done; - matched = match_bss_wpa(&priv->secinfo, bss); - if (matched) { - lbs_deb_scan("is_network_compatible() WPA: wpa_ie 0x%x " - "wpa2_ie 0x%x WEP %s WPA %s WPA2 %s " - "privacy 0x%x\n", bss->wpa_ie[0], bss->rsn_ie[0], - priv->secinfo.wep_enabled ? "e" : "d", - priv->secinfo.WPAenabled ? "e" : "d", - priv->secinfo.WPA2enabled ? "e" : "d", - (bss->capability & WLAN_CAPABILITY_PRIVACY)); - goto done; - } - matched = match_bss_wpa2(&priv->secinfo, bss); - if (matched) { - lbs_deb_scan("is_network_compatible() WPA2: wpa_ie 0x%x " - "wpa2_ie 0x%x WEP %s WPA %s WPA2 %s " - "privacy 0x%x\n", bss->wpa_ie[0], bss->rsn_ie[0], - priv->secinfo.wep_enabled ? "e" : "d", - priv->secinfo.WPAenabled ? "e" : "d", - priv->secinfo.WPA2enabled ? "e" : "d", - (bss->capability & WLAN_CAPABILITY_PRIVACY)); - goto done; - } - matched = match_bss_dynamic_wep(&priv->secinfo, bss); - if (matched) { - lbs_deb_scan("is_network_compatible() dynamic WEP: " - "wpa_ie 0x%x wpa2_ie 0x%x privacy 0x%x\n", - bss->wpa_ie[0], bss->rsn_ie[0], - (bss->capability & WLAN_CAPABILITY_PRIVACY)); - goto done; - } - - /* bss security settings don't match those configured on card */ - lbs_deb_scan("is_network_compatible() FAILED: wpa_ie 0x%x " - "wpa2_ie 0x%x WEP %s WPA %s WPA2 %s privacy 0x%x\n", - bss->wpa_ie[0], bss->rsn_ie[0], - priv->secinfo.wep_enabled ? "e" : "d", - priv->secinfo.WPAenabled ? "e" : "d", - priv->secinfo.WPA2enabled ? "e" : "d", - (bss->capability & WLAN_CAPABILITY_PRIVACY)); - -done: - lbs_deb_leave_args(LBS_DEB_SCAN, "matched: %d", matched); - return matched; -} - -/** - * @brief This function finds a specific compatible BSSID in the scan list - * - * Used in association code - * - * @param priv A pointer to struct lbs_private - * @param bssid BSSID to find in the scan list - * @param mode Network mode: Infrastructure or IBSS - * - * @return index in BSSID list, or error return code (< 0) - */ -static struct bss_descriptor *lbs_find_bssid_in_list(struct lbs_private *priv, - uint8_t *bssid, uint8_t mode) -{ - struct bss_descriptor *iter_bss; - struct bss_descriptor *found_bss = NULL; - - lbs_deb_enter(LBS_DEB_SCAN); - - if (!bssid) - goto out; - - lbs_deb_hex(LBS_DEB_SCAN, "looking for", bssid, ETH_ALEN); - - /* Look through the scan table for a compatible match. The loop will - * continue past a matched bssid that is not compatible in case there - * is an AP with multiple SSIDs assigned to the same BSSID - */ - mutex_lock(&priv->lock); - list_for_each_entry(iter_bss, &priv->network_list, list) { - if (compare_ether_addr(iter_bss->bssid, bssid)) - continue; /* bssid doesn't match */ - switch (mode) { - case IW_MODE_INFRA: - case IW_MODE_ADHOC: - if (!is_network_compatible(priv, iter_bss, mode)) - break; - found_bss = iter_bss; - break; - default: - found_bss = iter_bss; - break; - } - } - mutex_unlock(&priv->lock); - -out: - lbs_deb_leave_args(LBS_DEB_SCAN, "found_bss %p", found_bss); - return found_bss; -} - -/** - * @brief This function finds ssid in ssid list. - * - * Used in association code - * - * @param priv A pointer to struct lbs_private - * @param ssid SSID to find in the list - * @param bssid BSSID to qualify the SSID selection (if provided) - * @param mode Network mode: Infrastructure or IBSS - * - * @return index in BSSID list - */ -static struct bss_descriptor *lbs_find_ssid_in_list(struct lbs_private *priv, - uint8_t *ssid, uint8_t ssid_len, - uint8_t *bssid, uint8_t mode, - int channel) -{ - u32 bestrssi = 0; - struct bss_descriptor *iter_bss = NULL; - struct bss_descriptor *found_bss = NULL; - struct bss_descriptor *tmp_oldest = NULL; - - lbs_deb_enter(LBS_DEB_SCAN); - - mutex_lock(&priv->lock); - - list_for_each_entry(iter_bss, &priv->network_list, list) { - if (!tmp_oldest || - (iter_bss->last_scanned < tmp_oldest->last_scanned)) - tmp_oldest = iter_bss; - - if (lbs_ssid_cmp(iter_bss->ssid, iter_bss->ssid_len, - ssid, ssid_len) != 0) - continue; /* ssid doesn't match */ - if (bssid && compare_ether_addr(iter_bss->bssid, bssid) != 0) - continue; /* bssid doesn't match */ - if ((channel > 0) && (iter_bss->channel != channel)) - continue; /* channel doesn't match */ - - switch (mode) { - case IW_MODE_INFRA: - case IW_MODE_ADHOC: - if (!is_network_compatible(priv, iter_bss, mode)) - break; - - if (bssid) { - /* Found requested BSSID */ - found_bss = iter_bss; - goto out; - } - - if (SCAN_RSSI(iter_bss->rssi) > bestrssi) { - bestrssi = SCAN_RSSI(iter_bss->rssi); - found_bss = iter_bss; - } - break; - case IW_MODE_AUTO: - default: - if (SCAN_RSSI(iter_bss->rssi) > bestrssi) { - bestrssi = SCAN_RSSI(iter_bss->rssi); - found_bss = iter_bss; - } - break; - } - } - -out: - mutex_unlock(&priv->lock); - lbs_deb_leave_args(LBS_DEB_SCAN, "found_bss %p", found_bss); - return found_bss; -} - -static int assoc_helper_essid(struct lbs_private *priv, - struct assoc_request * assoc_req) -{ - int ret = 0; - struct bss_descriptor * bss; - int channel = -1; - DECLARE_SSID_BUF(ssid); - - lbs_deb_enter(LBS_DEB_ASSOC); - - /* FIXME: take channel into account when picking SSIDs if a channel - * is set. - */ - - if (test_bit(ASSOC_FLAG_CHANNEL, &assoc_req->flags)) - channel = assoc_req->channel; - - lbs_deb_assoc("SSID '%s' requested\n", - print_ssid(ssid, assoc_req->ssid, assoc_req->ssid_len)); - if (assoc_req->mode == IW_MODE_INFRA) { - lbs_send_specific_ssid_scan(priv, assoc_req->ssid, - assoc_req->ssid_len); - - bss = lbs_find_ssid_in_list(priv, assoc_req->ssid, - assoc_req->ssid_len, NULL, IW_MODE_INFRA, channel); - if (bss != NULL) { - memcpy(&assoc_req->bss, bss, sizeof(struct bss_descriptor)); - ret = lbs_try_associate(priv, assoc_req); - } else { - lbs_deb_assoc("SSID not found; cannot associate\n"); - } - } else if (assoc_req->mode == IW_MODE_ADHOC) { - /* Scan for the network, do not save previous results. Stale - * scan data will cause us to join a non-existant adhoc network - */ - lbs_send_specific_ssid_scan(priv, assoc_req->ssid, - assoc_req->ssid_len); - - /* Search for the requested SSID in the scan table */ - bss = lbs_find_ssid_in_list(priv, assoc_req->ssid, - assoc_req->ssid_len, NULL, IW_MODE_ADHOC, channel); - if (bss != NULL) { - lbs_deb_assoc("SSID found, will join\n"); - memcpy(&assoc_req->bss, bss, sizeof(struct bss_descriptor)); - lbs_adhoc_join(priv, assoc_req); - } else { - /* else send START command */ - lbs_deb_assoc("SSID not found, creating adhoc network\n"); - memcpy(&assoc_req->bss.ssid, &assoc_req->ssid, - IEEE80211_MAX_SSID_LEN); - assoc_req->bss.ssid_len = assoc_req->ssid_len; - lbs_adhoc_start(priv, assoc_req); - } - } - - lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); - return ret; -} - - -static int assoc_helper_bssid(struct lbs_private *priv, - struct assoc_request * assoc_req) -{ - int ret = 0; - struct bss_descriptor * bss; - - lbs_deb_enter_args(LBS_DEB_ASSOC, "BSSID %pM", assoc_req->bssid); - - /* Search for index position in list for requested MAC */ - bss = lbs_find_bssid_in_list(priv, assoc_req->bssid, - assoc_req->mode); - if (bss == NULL) { - lbs_deb_assoc("ASSOC: WAP: BSSID %pM not found, " - "cannot associate.\n", assoc_req->bssid); - goto out; - } - - memcpy(&assoc_req->bss, bss, sizeof(struct bss_descriptor)); - if (assoc_req->mode == IW_MODE_INFRA) { - ret = lbs_try_associate(priv, assoc_req); - lbs_deb_assoc("ASSOC: lbs_try_associate(bssid) returned %d\n", - ret); - } else if (assoc_req->mode == IW_MODE_ADHOC) { - lbs_adhoc_join(priv, assoc_req); - } - -out: - lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); - return ret; -} - - -static int assoc_helper_associate(struct lbs_private *priv, - struct assoc_request * assoc_req) -{ - int ret = 0, done = 0; - - lbs_deb_enter(LBS_DEB_ASSOC); - - /* If we're given and 'any' BSSID, try associating based on SSID */ - - if (test_bit(ASSOC_FLAG_BSSID, &assoc_req->flags)) { - if (compare_ether_addr(bssid_any, assoc_req->bssid) && - compare_ether_addr(bssid_off, assoc_req->bssid)) { - ret = assoc_helper_bssid(priv, assoc_req); - done = 1; - } - } - - if (!done && test_bit(ASSOC_FLAG_SSID, &assoc_req->flags)) { - ret = assoc_helper_essid(priv, assoc_req); - } - - lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); - return ret; -} - - -static int assoc_helper_mode(struct lbs_private *priv, - struct assoc_request * assoc_req) -{ - int ret = 0; - - lbs_deb_enter(LBS_DEB_ASSOC); - - if (assoc_req->mode == priv->mode) - goto done; - - if (assoc_req->mode == IW_MODE_INFRA) { - if (priv->psstate != PS_STATE_FULL_POWER) - lbs_ps_wakeup(priv, CMD_OPTION_WAITFORRSP); - priv->psmode = LBS802_11POWERMODECAM; - } - - priv->mode = assoc_req->mode; - ret = lbs_set_snmp_mib(priv, SNMP_MIB_OID_BSS_TYPE, - assoc_req->mode == IW_MODE_ADHOC ? 2 : 1); - -done: - lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); - return ret; -} - -static int assoc_helper_channel(struct lbs_private *priv, - struct assoc_request * assoc_req) -{ - int ret = 0; - - lbs_deb_enter(LBS_DEB_ASSOC); - - ret = lbs_update_channel(priv); - if (ret) { - lbs_deb_assoc("ASSOC: channel: error getting channel.\n"); - goto done; - } - - if (assoc_req->channel == priv->channel) - goto done; - - if (priv->mesh_dev) { - /* Change mesh channel first; 21.p21 firmware won't let - you change channel otherwise (even though it'll return - an error to this */ - lbs_mesh_config(priv, CMD_ACT_MESH_CONFIG_STOP, - assoc_req->channel); - } - - lbs_deb_assoc("ASSOC: channel: %d -> %d\n", - priv->channel, assoc_req->channel); - - ret = lbs_set_channel(priv, assoc_req->channel); - if (ret < 0) - lbs_deb_assoc("ASSOC: channel: error setting channel.\n"); - - /* FIXME: shouldn't need to grab the channel _again_ after setting - * it since the firmware is supposed to return the new channel, but - * whatever... */ - ret = lbs_update_channel(priv); - if (ret) { - lbs_deb_assoc("ASSOC: channel: error getting channel.\n"); - goto done; - } - - if (assoc_req->channel != priv->channel) { - lbs_deb_assoc("ASSOC: channel: failed to update channel to %d\n", - assoc_req->channel); - goto restore_mesh; - } - - if (assoc_req->secinfo.wep_enabled && - (assoc_req->wep_keys[0].len || assoc_req->wep_keys[1].len || - assoc_req->wep_keys[2].len || assoc_req->wep_keys[3].len)) { - /* Make sure WEP keys are re-sent to firmware */ - set_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags); - } - - /* Must restart/rejoin adhoc networks after channel change */ - set_bit(ASSOC_FLAG_SSID, &assoc_req->flags); - - restore_mesh: - if (priv->mesh_dev) - lbs_mesh_config(priv, CMD_ACT_MESH_CONFIG_START, - priv->channel); - - done: - lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); - return ret; -} - - -static int assoc_helper_wep_keys(struct lbs_private *priv, - struct assoc_request *assoc_req) -{ - int i; - int ret = 0; - - lbs_deb_enter(LBS_DEB_ASSOC); - - /* Set or remove WEP keys */ - if (assoc_req->wep_keys[0].len || assoc_req->wep_keys[1].len || - assoc_req->wep_keys[2].len || assoc_req->wep_keys[3].len) - ret = lbs_cmd_802_11_set_wep(priv, CMD_ACT_ADD, assoc_req); - else - ret = lbs_cmd_802_11_set_wep(priv, CMD_ACT_REMOVE, assoc_req); - - if (ret) - goto out; - - /* enable/disable the MAC's WEP packet filter */ - if (assoc_req->secinfo.wep_enabled) - priv->mac_control |= CMD_ACT_MAC_WEP_ENABLE; - else - priv->mac_control &= ~CMD_ACT_MAC_WEP_ENABLE; - - lbs_set_mac_control(priv); - - mutex_lock(&priv->lock); - - /* Copy WEP keys into priv wep key fields */ - for (i = 0; i < 4; i++) { - memcpy(&priv->wep_keys[i], &assoc_req->wep_keys[i], - sizeof(struct enc_key)); - } - priv->wep_tx_keyidx = assoc_req->wep_tx_keyidx; - - mutex_unlock(&priv->lock); - -out: - lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); - return ret; -} - -static int assoc_helper_secinfo(struct lbs_private *priv, - struct assoc_request * assoc_req) -{ - int ret = 0; - uint16_t do_wpa; - uint16_t rsn = 0; - - lbs_deb_enter(LBS_DEB_ASSOC); - - memcpy(&priv->secinfo, &assoc_req->secinfo, - sizeof(struct lbs_802_11_security)); - - lbs_set_mac_control(priv); - - /* If RSN is already enabled, don't try to enable it again, since - * ENABLE_RSN resets internal state machines and will clobber the - * 4-way WPA handshake. - */ - - /* Get RSN enabled/disabled */ - ret = lbs_cmd_802_11_enable_rsn(priv, CMD_ACT_GET, &rsn); - if (ret) { - lbs_deb_assoc("Failed to get RSN status: %d\n", ret); - goto out; - } - - /* Don't re-enable RSN if it's already enabled */ - do_wpa = assoc_req->secinfo.WPAenabled || assoc_req->secinfo.WPA2enabled; - if (do_wpa == rsn) - goto out; - - /* Set RSN enabled/disabled */ - ret = lbs_cmd_802_11_enable_rsn(priv, CMD_ACT_SET, &do_wpa); - -out: - lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); - return ret; -} - - -static int assoc_helper_wpa_keys(struct lbs_private *priv, - struct assoc_request * assoc_req) -{ - int ret = 0; - unsigned int flags = assoc_req->flags; - - lbs_deb_enter(LBS_DEB_ASSOC); - - /* Work around older firmware bug where WPA unicast and multicast - * keys must be set independently. Seen in SDIO parts with firmware - * version 5.0.11p0. - */ - - if (test_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags)) { - clear_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags); - ret = lbs_cmd_802_11_key_material(priv, CMD_ACT_SET, assoc_req); - assoc_req->flags = flags; - } - - if (ret) - goto out; - - memcpy(&priv->wpa_unicast_key, &assoc_req->wpa_unicast_key, - sizeof(struct enc_key)); - - if (test_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags)) { - clear_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags); - - ret = lbs_cmd_802_11_key_material(priv, CMD_ACT_SET, assoc_req); - assoc_req->flags = flags; - - memcpy(&priv->wpa_mcast_key, &assoc_req->wpa_mcast_key, - sizeof(struct enc_key)); - } - -out: - lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); - return ret; -} - - -static int assoc_helper_wpa_ie(struct lbs_private *priv, - struct assoc_request * assoc_req) -{ - int ret = 0; - - lbs_deb_enter(LBS_DEB_ASSOC); - - if (assoc_req->secinfo.WPAenabled || assoc_req->secinfo.WPA2enabled) { - memcpy(&priv->wpa_ie, &assoc_req->wpa_ie, assoc_req->wpa_ie_len); - priv->wpa_ie_len = assoc_req->wpa_ie_len; - } else { - memset(&priv->wpa_ie, 0, MAX_WPA_IE_LEN); - priv->wpa_ie_len = 0; - } - - lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); - return ret; -} - - -static int should_deauth_infrastructure(struct lbs_private *priv, - struct assoc_request * assoc_req) -{ - int ret = 0; - - if (priv->connect_status != LBS_CONNECTED) - return 0; - - lbs_deb_enter(LBS_DEB_ASSOC); - if (test_bit(ASSOC_FLAG_SSID, &assoc_req->flags)) { - lbs_deb_assoc("Deauthenticating due to new SSID\n"); - ret = 1; - goto out; - } - - if (test_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags)) { - if (priv->secinfo.auth_mode != assoc_req->secinfo.auth_mode) { - lbs_deb_assoc("Deauthenticating due to new security\n"); - ret = 1; - goto out; - } - } - - if (test_bit(ASSOC_FLAG_BSSID, &assoc_req->flags)) { - lbs_deb_assoc("Deauthenticating due to new BSSID\n"); - ret = 1; - goto out; - } - - if (test_bit(ASSOC_FLAG_CHANNEL, &assoc_req->flags)) { - lbs_deb_assoc("Deauthenticating due to channel switch\n"); - ret = 1; - goto out; - } - - /* FIXME: deal with 'auto' mode somehow */ - if (test_bit(ASSOC_FLAG_MODE, &assoc_req->flags)) { - if (assoc_req->mode != IW_MODE_INFRA) { - lbs_deb_assoc("Deauthenticating due to leaving " - "infra mode\n"); - ret = 1; - goto out; - } - } - -out: - lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); - return ret; -} - - -static int should_stop_adhoc(struct lbs_private *priv, - struct assoc_request * assoc_req) -{ - lbs_deb_enter(LBS_DEB_ASSOC); - - if (priv->connect_status != LBS_CONNECTED) - return 0; - - if (lbs_ssid_cmp(priv->curbssparams.ssid, - priv->curbssparams.ssid_len, - assoc_req->ssid, assoc_req->ssid_len) != 0) - return 1; - - /* FIXME: deal with 'auto' mode somehow */ - if (test_bit(ASSOC_FLAG_MODE, &assoc_req->flags)) { - if (assoc_req->mode != IW_MODE_ADHOC) - return 1; - } - - if (test_bit(ASSOC_FLAG_CHANNEL, &assoc_req->flags)) { - if (assoc_req->channel != priv->channel) - return 1; - } - - lbs_deb_leave(LBS_DEB_ASSOC); - return 0; -} - - -/** - * @brief This function finds the best SSID in the Scan List - * - * Search the scan table for the best SSID that also matches the current - * adapter network preference (infrastructure or adhoc) - * - * @param priv A pointer to struct lbs_private - * - * @return index in BSSID list - */ -static struct bss_descriptor *lbs_find_best_ssid_in_list( - struct lbs_private *priv, uint8_t mode) -{ - uint8_t bestrssi = 0; - struct bss_descriptor *iter_bss; - struct bss_descriptor *best_bss = NULL; - - lbs_deb_enter(LBS_DEB_SCAN); - - mutex_lock(&priv->lock); - - list_for_each_entry(iter_bss, &priv->network_list, list) { - switch (mode) { - case IW_MODE_INFRA: - case IW_MODE_ADHOC: - if (!is_network_compatible(priv, iter_bss, mode)) - break; - if (SCAN_RSSI(iter_bss->rssi) <= bestrssi) - break; - bestrssi = SCAN_RSSI(iter_bss->rssi); - best_bss = iter_bss; - break; - case IW_MODE_AUTO: - default: - if (SCAN_RSSI(iter_bss->rssi) <= bestrssi) - break; - bestrssi = SCAN_RSSI(iter_bss->rssi); - best_bss = iter_bss; - break; - } - } - - mutex_unlock(&priv->lock); - lbs_deb_leave_args(LBS_DEB_SCAN, "best_bss %p", best_bss); - return best_bss; -} - -/** - * @brief Find the best AP - * - * Used from association worker. - * - * @param priv A pointer to struct lbs_private structure - * @param pSSID A pointer to AP's ssid - * - * @return 0--success, otherwise--fail - */ -static int lbs_find_best_network_ssid(struct lbs_private *priv, - uint8_t *out_ssid, uint8_t *out_ssid_len, uint8_t preferred_mode, - uint8_t *out_mode) -{ - int ret = -1; - struct bss_descriptor *found; - - lbs_deb_enter(LBS_DEB_SCAN); - - priv->scan_ssid_len = 0; - lbs_scan_networks(priv, 1); - if (priv->surpriseremoved) - goto out; - - found = lbs_find_best_ssid_in_list(priv, preferred_mode); - if (found && (found->ssid_len > 0)) { - memcpy(out_ssid, &found->ssid, IEEE80211_MAX_SSID_LEN); - *out_ssid_len = found->ssid_len; - *out_mode = found->mode; - ret = 0; - } - -out: - lbs_deb_leave_args(LBS_DEB_SCAN, "ret %d", ret); - return ret; -} - - -void lbs_association_worker(struct work_struct *work) -{ - struct lbs_private *priv = container_of(work, struct lbs_private, - assoc_work.work); - struct assoc_request * assoc_req = NULL; - int ret = 0; - int find_any_ssid = 0; - DECLARE_SSID_BUF(ssid); - - lbs_deb_enter(LBS_DEB_ASSOC); - - mutex_lock(&priv->lock); - assoc_req = priv->pending_assoc_req; - priv->pending_assoc_req = NULL; - priv->in_progress_assoc_req = assoc_req; - mutex_unlock(&priv->lock); - - if (!assoc_req) - goto done; - - lbs_deb_assoc( - "Association Request:\n" - " flags: 0x%08lx\n" - " SSID: '%s'\n" - " chann: %d\n" - " band: %d\n" - " mode: %d\n" - " BSSID: %pM\n" - " secinfo: %s%s%s\n" - " auth_mode: %d\n", - assoc_req->flags, - print_ssid(ssid, assoc_req->ssid, assoc_req->ssid_len), - assoc_req->channel, assoc_req->band, assoc_req->mode, - assoc_req->bssid, - assoc_req->secinfo.WPAenabled ? " WPA" : "", - assoc_req->secinfo.WPA2enabled ? " WPA2" : "", - assoc_req->secinfo.wep_enabled ? " WEP" : "", - assoc_req->secinfo.auth_mode); - - /* If 'any' SSID was specified, find an SSID to associate with */ - if (test_bit(ASSOC_FLAG_SSID, &assoc_req->flags) && - !assoc_req->ssid_len) - find_any_ssid = 1; - - /* But don't use 'any' SSID if there's a valid locked BSSID to use */ - if (test_bit(ASSOC_FLAG_BSSID, &assoc_req->flags)) { - if (compare_ether_addr(assoc_req->bssid, bssid_any) && - compare_ether_addr(assoc_req->bssid, bssid_off)) - find_any_ssid = 0; - } - - if (find_any_ssid) { - u8 new_mode = assoc_req->mode; - - ret = lbs_find_best_network_ssid(priv, assoc_req->ssid, - &assoc_req->ssid_len, assoc_req->mode, &new_mode); - if (ret) { - lbs_deb_assoc("Could not find best network\n"); - ret = -ENETUNREACH; - goto out; - } - - /* Ensure we switch to the mode of the AP */ - if (assoc_req->mode == IW_MODE_AUTO) { - set_bit(ASSOC_FLAG_MODE, &assoc_req->flags); - assoc_req->mode = new_mode; - } - } - - /* - * Check if the attributes being changing require deauthentication - * from the currently associated infrastructure access point. - */ - if (priv->mode == IW_MODE_INFRA) { - if (should_deauth_infrastructure(priv, assoc_req)) { - ret = lbs_cmd_80211_deauthenticate(priv, - priv->curbssparams.bssid, - WLAN_REASON_DEAUTH_LEAVING); - if (ret) { - lbs_deb_assoc("Deauthentication due to new " - "configuration request failed: %d\n", - ret); - } - } - } else if (priv->mode == IW_MODE_ADHOC) { - if (should_stop_adhoc(priv, assoc_req)) { - ret = lbs_adhoc_stop(priv); - if (ret) { - lbs_deb_assoc("Teardown of AdHoc network due to " - "new configuration request failed: %d\n", - ret); - } - - } - } - - /* Send the various configuration bits to the firmware */ - if (test_bit(ASSOC_FLAG_MODE, &assoc_req->flags)) { - ret = assoc_helper_mode(priv, assoc_req); - if (ret) - goto out; - } - - if (test_bit(ASSOC_FLAG_CHANNEL, &assoc_req->flags)) { - ret = assoc_helper_channel(priv, assoc_req); - if (ret) - goto out; - } - - if (test_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags)) { - ret = assoc_helper_secinfo(priv, assoc_req); - if (ret) - goto out; - } - - if (test_bit(ASSOC_FLAG_WPA_IE, &assoc_req->flags)) { - ret = assoc_helper_wpa_ie(priv, assoc_req); - if (ret) - goto out; - } - - /* - * v10 FW wants WPA keys to be set/cleared before WEP key operations, - * otherwise it will fail to correctly associate to WEP networks. - * Other firmware versions don't appear to care. - */ - if (test_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags) || - test_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags)) { - ret = assoc_helper_wpa_keys(priv, assoc_req); - if (ret) - goto out; - } - - if (test_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags) || - test_bit(ASSOC_FLAG_WEP_TX_KEYIDX, &assoc_req->flags)) { - ret = assoc_helper_wep_keys(priv, assoc_req); - if (ret) - goto out; - } - - - /* SSID/BSSID should be the _last_ config option set, because they - * trigger the association attempt. - */ - if (test_bit(ASSOC_FLAG_BSSID, &assoc_req->flags) || - test_bit(ASSOC_FLAG_SSID, &assoc_req->flags)) { - int success = 1; - - ret = assoc_helper_associate(priv, assoc_req); - if (ret) { - lbs_deb_assoc("ASSOC: association unsuccessful: %d\n", - ret); - success = 0; - } - - if (priv->connect_status != LBS_CONNECTED) { - lbs_deb_assoc("ASSOC: association unsuccessful, " - "not connected\n"); - success = 0; - } - - if (success) { - lbs_deb_assoc("associated to %pM\n", - priv->curbssparams.bssid); - lbs_prepare_and_send_command(priv, - CMD_802_11_RSSI, - 0, CMD_OPTION_WAITFORRSP, 0, NULL); - } else { - ret = -1; - } - } - -out: - if (ret) { - lbs_deb_assoc("ASSOC: reconfiguration attempt unsuccessful: %d\n", - ret); - } - - mutex_lock(&priv->lock); - priv->in_progress_assoc_req = NULL; - mutex_unlock(&priv->lock); - kfree(assoc_req); - -done: - lbs_deb_leave(LBS_DEB_ASSOC); -} - - -/* - * Caller MUST hold any necessary locks - */ -struct assoc_request *lbs_get_association_request(struct lbs_private *priv) -{ - struct assoc_request * assoc_req; - - lbs_deb_enter(LBS_DEB_ASSOC); - if (!priv->pending_assoc_req) { - priv->pending_assoc_req = kzalloc(sizeof(struct assoc_request), - GFP_KERNEL); - if (!priv->pending_assoc_req) { - lbs_pr_info("Not enough memory to allocate association" - " request!\n"); - return NULL; - } - } - - /* Copy current configuration attributes to the association request, - * but don't overwrite any that are already set. - */ - assoc_req = priv->pending_assoc_req; - if (!test_bit(ASSOC_FLAG_SSID, &assoc_req->flags)) { - memcpy(&assoc_req->ssid, &priv->curbssparams.ssid, - IEEE80211_MAX_SSID_LEN); - assoc_req->ssid_len = priv->curbssparams.ssid_len; - } - - if (!test_bit(ASSOC_FLAG_CHANNEL, &assoc_req->flags)) - assoc_req->channel = priv->channel; - - if (!test_bit(ASSOC_FLAG_BAND, &assoc_req->flags)) - assoc_req->band = priv->curbssparams.band; - - if (!test_bit(ASSOC_FLAG_MODE, &assoc_req->flags)) - assoc_req->mode = priv->mode; - - if (!test_bit(ASSOC_FLAG_BSSID, &assoc_req->flags)) { - memcpy(&assoc_req->bssid, priv->curbssparams.bssid, - ETH_ALEN); - } - - if (!test_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags)) { - int i; - for (i = 0; i < 4; i++) { - memcpy(&assoc_req->wep_keys[i], &priv->wep_keys[i], - sizeof(struct enc_key)); - } - } - - if (!test_bit(ASSOC_FLAG_WEP_TX_KEYIDX, &assoc_req->flags)) - assoc_req->wep_tx_keyidx = priv->wep_tx_keyidx; - - if (!test_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags)) { - memcpy(&assoc_req->wpa_mcast_key, &priv->wpa_mcast_key, - sizeof(struct enc_key)); - } - - if (!test_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags)) { - memcpy(&assoc_req->wpa_unicast_key, &priv->wpa_unicast_key, - sizeof(struct enc_key)); - } - - if (!test_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags)) { - memcpy(&assoc_req->secinfo, &priv->secinfo, - sizeof(struct lbs_802_11_security)); - } - - if (!test_bit(ASSOC_FLAG_WPA_IE, &assoc_req->flags)) { - memcpy(&assoc_req->wpa_ie, &priv->wpa_ie, - MAX_WPA_IE_LEN); - assoc_req->wpa_ie_len = priv->wpa_ie_len; - } - - lbs_deb_leave(LBS_DEB_ASSOC); - return assoc_req; -} - - -/** - * @brief Deauthenticate from a specific BSS - * - * @param priv A pointer to struct lbs_private structure - * @param bssid The specific BSS to deauthenticate from - * @param reason The 802.11 sec. 7.3.1.7 Reason Code for deauthenticating - * - * @return 0 on success, error on failure - */ -int lbs_cmd_80211_deauthenticate(struct lbs_private *priv, u8 bssid[ETH_ALEN], - u16 reason) -{ - struct cmd_ds_802_11_deauthenticate cmd; - int ret; - - lbs_deb_enter(LBS_DEB_JOIN); - - memset(&cmd, 0, sizeof(cmd)); - cmd.hdr.size = cpu_to_le16(sizeof(cmd)); - memcpy(cmd.macaddr, &bssid[0], ETH_ALEN); - cmd.reasoncode = cpu_to_le16(reason); - - ret = lbs_cmd_with_response(priv, CMD_802_11_DEAUTHENTICATE, &cmd); - - /* Clean up everything even if there was an error; can't assume that - * we're still authenticated to the AP after trying to deauth. - */ - lbs_mac_event_disconnected(priv); - - lbs_deb_leave(LBS_DEB_JOIN); - return ret; -} - diff --git a/drivers/net/wireless/libertas/assoc.h b/drivers/net/wireless/libertas/assoc.h deleted file mode 100644 index 40621b789fc5..000000000000 --- a/drivers/net/wireless/libertas/assoc.h +++ /dev/null @@ -1,155 +0,0 @@ -/* Copyright (C) 2006, Red Hat, Inc. */ - -#ifndef _LBS_ASSOC_H_ -#define _LBS_ASSOC_H_ - - -#include "defs.h" -#include "host.h" - - -struct lbs_private; - -/* - * In theory, the IE is limited to the IE length, 255, - * but in practice 64 bytes are enough. - */ -#define MAX_WPA_IE_LEN 64 - - - -struct lbs_802_11_security { - u8 WPAenabled; - u8 WPA2enabled; - u8 wep_enabled; - u8 auth_mode; - u32 key_mgmt; -}; - -/** Current Basic Service Set State Structure */ -struct current_bss_params { - /** bssid */ - u8 bssid[ETH_ALEN]; - /** ssid */ - u8 ssid[IEEE80211_MAX_SSID_LEN + 1]; - u8 ssid_len; - - /** band */ - u8 band; - /** channel is directly in priv->channel */ - /** zero-terminated array of supported data rates */ - u8 rates[MAX_RATES + 1]; -}; - -/** - * @brief Structure used to store information for each beacon/probe response - */ -struct bss_descriptor { - u8 bssid[ETH_ALEN]; - - u8 ssid[IEEE80211_MAX_SSID_LEN + 1]; - u8 ssid_len; - - u16 capability; - u32 rssi; - u32 channel; - u16 beaconperiod; - __le16 atimwindow; - - /* IW_MODE_AUTO, IW_MODE_ADHOC, IW_MODE_INFRA */ - u8 mode; - - /* zero-terminated array of supported data rates */ - u8 rates[MAX_RATES + 1]; - - unsigned long last_scanned; - - union ieee_phy_param_set phy; - union ieee_ss_param_set ss; - - u8 wpa_ie[MAX_WPA_IE_LEN]; - size_t wpa_ie_len; - u8 rsn_ie[MAX_WPA_IE_LEN]; - size_t rsn_ie_len; - - u8 mesh; - - struct list_head list; -}; - -/** Association request - * - * Encapsulates all the options that describe a specific assocation request - * or configuration of the wireless card's radio, mode, and security settings. - */ -struct assoc_request { -#define ASSOC_FLAG_SSID 1 -#define ASSOC_FLAG_CHANNEL 2 -#define ASSOC_FLAG_BAND 3 -#define ASSOC_FLAG_MODE 4 -#define ASSOC_FLAG_BSSID 5 -#define ASSOC_FLAG_WEP_KEYS 6 -#define ASSOC_FLAG_WEP_TX_KEYIDX 7 -#define ASSOC_FLAG_WPA_MCAST_KEY 8 -#define ASSOC_FLAG_WPA_UCAST_KEY 9 -#define ASSOC_FLAG_SECINFO 10 -#define ASSOC_FLAG_WPA_IE 11 - unsigned long flags; - - u8 ssid[IEEE80211_MAX_SSID_LEN + 1]; - u8 ssid_len; - u8 channel; - u8 band; - u8 mode; - u8 bssid[ETH_ALEN] __attribute__ ((aligned (2))); - - /** WEP keys */ - struct enc_key wep_keys[4]; - u16 wep_tx_keyidx; - - /** WPA keys */ - struct enc_key wpa_mcast_key; - struct enc_key wpa_unicast_key; - - struct lbs_802_11_security secinfo; - - /** WPA Information Elements*/ - u8 wpa_ie[MAX_WPA_IE_LEN]; - u8 wpa_ie_len; - - /* BSS to associate with for infrastructure of Ad-Hoc join */ - struct bss_descriptor bss; -}; - - -extern u8 lbs_bg_rates[MAX_RATES]; - -void lbs_association_worker(struct work_struct *work); -struct assoc_request *lbs_get_association_request(struct lbs_private *priv); - -int lbs_adhoc_stop(struct lbs_private *priv); - -int lbs_cmd_80211_deauthenticate(struct lbs_private *priv, - u8 bssid[ETH_ALEN], u16 reason); - -int lbs_cmd_802_11_rssi(struct lbs_private *priv, - struct cmd_ds_command *cmd); -int lbs_ret_802_11_rssi(struct lbs_private *priv, - struct cmd_ds_command *resp); - -int lbs_cmd_bcn_ctrl(struct lbs_private *priv, - struct cmd_ds_command *cmd, - u16 cmd_action); -int lbs_ret_802_11_bcn_ctrl(struct lbs_private *priv, - struct cmd_ds_command *resp); - -int lbs_cmd_802_11_set_wep(struct lbs_private *priv, uint16_t cmd_action, - struct assoc_request *assoc); - -int lbs_cmd_802_11_enable_rsn(struct lbs_private *priv, uint16_t cmd_action, - uint16_t *enable); - -int lbs_cmd_802_11_key_material(struct lbs_private *priv, uint16_t cmd_action, - struct assoc_request *assoc); - -#endif /* _LBS_ASSOC_H */ diff --git a/drivers/net/wireless/libertas/cfg.c b/drivers/net/wireless/libertas/cfg.c index 9d5d3ccf08c8..f36cc970ad1b 100644 --- a/drivers/net/wireless/libertas/cfg.c +++ b/drivers/net/wireless/libertas/cfg.c @@ -7,8 +7,12 @@ */ #include <linux/slab.h> +#include <linux/if_arp.h> +#include <linux/ieee80211.h> #include <net/cfg80211.h> +#include <asm/unaligned.h> +#include "decl.h" #include "cfg.h" #include "cmd.h" @@ -39,26 +43,27 @@ static struct ieee80211_channel lbs_2ghz_channels[] = { CHAN2G(14, 2484, 0), }; -#define RATETAB_ENT(_rate, _rateid, _flags) { \ - .bitrate = (_rate), \ - .hw_value = (_rateid), \ - .flags = (_flags), \ +#define RATETAB_ENT(_rate, _hw_value, _flags) { \ + .bitrate = (_rate), \ + .hw_value = (_hw_value), \ + .flags = (_flags), \ } +/* Table 6 in section 3.2.1.1 */ static struct ieee80211_rate lbs_rates[] = { - RATETAB_ENT(10, 0x1, 0), - RATETAB_ENT(20, 0x2, 0), - RATETAB_ENT(55, 0x4, 0), - RATETAB_ENT(110, 0x8, 0), - RATETAB_ENT(60, 0x10, 0), - RATETAB_ENT(90, 0x20, 0), - RATETAB_ENT(120, 0x40, 0), - RATETAB_ENT(180, 0x80, 0), - RATETAB_ENT(240, 0x100, 0), - RATETAB_ENT(360, 0x200, 0), - RATETAB_ENT(480, 0x400, 0), - RATETAB_ENT(540, 0x800, 0), + RATETAB_ENT(10, 0, 0), + RATETAB_ENT(20, 1, 0), + RATETAB_ENT(55, 2, 0), + RATETAB_ENT(110, 3, 0), + RATETAB_ENT(60, 9, 0), + RATETAB_ENT(90, 6, 0), + RATETAB_ENT(120, 7, 0), + RATETAB_ENT(180, 8, 0), + RATETAB_ENT(240, 9, 0), + RATETAB_ENT(360, 10, 0), + RATETAB_ENT(480, 11, 0), + RATETAB_ENT(540, 12, 0), }; static struct ieee80211_supported_band lbs_band_2ghz = { @@ -76,22 +81,639 @@ static const u32 cipher_suites[] = { WLAN_CIPHER_SUITE_CCMP, }; +/* Time to stay on the channel */ +#define LBS_DWELL_PASSIVE 100 +#define LBS_DWELL_ACTIVE 40 +/*************************************************************************** + * Misc utility functions + * + * TLVs are Marvell specific. They are very similar to IEs, they have the + * same structure: type, length, data*. The only difference: for IEs, the + * type and length are u8, but for TLVs they're __le16. + */ + +/* + * Convert NL80211's auth_type to the one from Libertas, see chapter 5.9.1 + * in the firmware spec + */ +static u8 lbs_auth_to_authtype(enum nl80211_auth_type auth_type) +{ + int ret = -ENOTSUPP; + + switch (auth_type) { + case NL80211_AUTHTYPE_OPEN_SYSTEM: + case NL80211_AUTHTYPE_SHARED_KEY: + ret = auth_type; + break; + case NL80211_AUTHTYPE_AUTOMATIC: + ret = NL80211_AUTHTYPE_OPEN_SYSTEM; + break; + case NL80211_AUTHTYPE_NETWORK_EAP: + ret = 0x80; + break; + default: + /* silence compiler */ + break; + } + return ret; +} + + +/* Various firmware commands need the list of supported rates, but with + the hight-bit set for basic rates */ +static int lbs_add_rates(u8 *rates) +{ + size_t i; + + for (i = 0; i < ARRAY_SIZE(lbs_rates); i++) { + u8 rate = lbs_rates[i].bitrate / 5; + if (rate == 0x02 || rate == 0x04 || + rate == 0x0b || rate == 0x16) + rate |= 0x80; + rates[i] = rate; + } + return ARRAY_SIZE(lbs_rates); +} + + +/*************************************************************************** + * TLV utility functions + * + * TLVs are Marvell specific. They are very similar to IEs, they have the + * same structure: type, length, data*. The only difference: for IEs, the + * type and length are u8, but for TLVs they're __le16. + */ + + +/* + * Add ssid TLV + */ +#define LBS_MAX_SSID_TLV_SIZE \ + (sizeof(struct mrvl_ie_header) \ + + IEEE80211_MAX_SSID_LEN) + +static int lbs_add_ssid_tlv(u8 *tlv, const u8 *ssid, int ssid_len) +{ + struct mrvl_ie_ssid_param_set *ssid_tlv = (void *)tlv; + + /* + * TLV-ID SSID 00 00 + * length 06 00 + * ssid 4d 4e 54 45 53 54 + */ + ssid_tlv->header.type = cpu_to_le16(TLV_TYPE_SSID); + ssid_tlv->header.len = cpu_to_le16(ssid_len); + memcpy(ssid_tlv->ssid, ssid, ssid_len); + return sizeof(ssid_tlv->header) + ssid_len; +} + + +/* + * Add channel list TLV (section 8.4.2) + * + * Actual channel data comes from priv->wdev->wiphy->channels. + */ +#define LBS_MAX_CHANNEL_LIST_TLV_SIZE \ + (sizeof(struct mrvl_ie_header) \ + + (LBS_SCAN_BEFORE_NAP * sizeof(struct chanscanparamset))) + +static int lbs_add_channel_list_tlv(struct lbs_private *priv, u8 *tlv, + int last_channel, int active_scan) +{ + int chanscanparamsize = sizeof(struct chanscanparamset) * + (last_channel - priv->scan_channel); + + struct mrvl_ie_header *header = (void *) tlv; + + /* + * TLV-ID CHANLIST 01 01 + * length 0e 00 + * channel 00 01 00 00 00 64 00 + * radio type 00 + * channel 01 + * scan type 00 + * min scan time 00 00 + * max scan time 64 00 + * channel 2 00 02 00 00 00 64 00 + * + */ + + header->type = cpu_to_le16(TLV_TYPE_CHANLIST); + header->len = cpu_to_le16(chanscanparamsize); + tlv += sizeof(struct mrvl_ie_header); + + /* lbs_deb_scan("scan: channels %d to %d\n", priv->scan_channel, + last_channel); */ + memset(tlv, 0, chanscanparamsize); + + while (priv->scan_channel < last_channel) { + struct chanscanparamset *param = (void *) tlv; + + param->radiotype = CMD_SCAN_RADIO_TYPE_BG; + param->channumber = + priv->scan_req->channels[priv->scan_channel]->hw_value; + if (active_scan) { + param->maxscantime = cpu_to_le16(LBS_DWELL_ACTIVE); + } else { + param->chanscanmode.passivescan = 1; + param->maxscantime = cpu_to_le16(LBS_DWELL_PASSIVE); + } + tlv += sizeof(struct chanscanparamset); + priv->scan_channel++; + } + return sizeof(struct mrvl_ie_header) + chanscanparamsize; +} + + +/* + * Add rates TLV + * + * The rates are in lbs_bg_rates[], but for the 802.11b + * rates the high bit is set. We add this TLV only because + * there's a firmware which otherwise doesn't report all + * APs in range. + */ +#define LBS_MAX_RATES_TLV_SIZE \ + (sizeof(struct mrvl_ie_header) \ + + (ARRAY_SIZE(lbs_rates))) + +/* Adds a TLV with all rates the hardware supports */ +static int lbs_add_supported_rates_tlv(u8 *tlv) +{ + size_t i; + struct mrvl_ie_rates_param_set *rate_tlv = (void *)tlv; + + /* + * TLV-ID RATES 01 00 + * length 0e 00 + * rates 82 84 8b 96 0c 12 18 24 30 48 60 6c + */ + rate_tlv->header.type = cpu_to_le16(TLV_TYPE_RATES); + tlv += sizeof(rate_tlv->header); + i = lbs_add_rates(tlv); + tlv += i; + rate_tlv->header.len = cpu_to_le16(i); + return sizeof(rate_tlv->header) + i; +} + + +/* + * Adds a TLV with all rates the hardware *and* BSS supports. + */ +static int lbs_add_common_rates_tlv(u8 *tlv, struct cfg80211_bss *bss) +{ + struct mrvl_ie_rates_param_set *rate_tlv = (void *)tlv; + const u8 *rates_eid = ieee80211_bss_get_ie(bss, WLAN_EID_SUPP_RATES); + int n; + + /* + * 01 00 TLV_TYPE_RATES + * 04 00 len + * 82 84 8b 96 rates + */ + rate_tlv->header.type = cpu_to_le16(TLV_TYPE_RATES); + tlv += sizeof(rate_tlv->header); + + if (!rates_eid) { + /* Fallback: add basic 802.11b rates */ + *tlv++ = 0x82; + *tlv++ = 0x84; + *tlv++ = 0x8b; + *tlv++ = 0x96; + n = 4; + } else { + int hw, ap; + u8 ap_max = rates_eid[1]; + n = 0; + for (hw = 0; hw < ARRAY_SIZE(lbs_rates); hw++) { + u8 hw_rate = lbs_rates[hw].bitrate / 5; + for (ap = 0; ap < ap_max; ap++) { + if (hw_rate == (rates_eid[ap+2] & 0x7f)) { + *tlv++ = rates_eid[ap+2]; + n++; + } + } + } + } + + rate_tlv->header.len = cpu_to_le16(n); + return sizeof(rate_tlv->header) + n; +} + + +/* + * Add auth type TLV. + * + * This is only needed for newer firmware (V9 and up). + */ +#define LBS_MAX_AUTH_TYPE_TLV_SIZE \ + sizeof(struct mrvl_ie_auth_type) + +static int lbs_add_auth_type_tlv(u8 *tlv, enum nl80211_auth_type auth_type) +{ + struct mrvl_ie_auth_type *auth = (void *) tlv; + + /* + * 1f 01 TLV_TYPE_AUTH_TYPE + * 01 00 len + * 01 auth type + */ + auth->header.type = cpu_to_le16(TLV_TYPE_AUTH_TYPE); + auth->header.len = cpu_to_le16(sizeof(*auth)-sizeof(auth->header)); + auth->auth = cpu_to_le16(lbs_auth_to_authtype(auth_type)); + return sizeof(*auth); +} + + +/* + * Add channel (phy ds) TLV + */ +#define LBS_MAX_CHANNEL_TLV_SIZE \ + sizeof(struct mrvl_ie_header) + +static int lbs_add_channel_tlv(u8 *tlv, u8 channel) +{ + struct mrvl_ie_ds_param_set *ds = (void *) tlv; + + /* + * 03 00 TLV_TYPE_PHY_DS + * 01 00 len + * 06 channel + */ + ds->header.type = cpu_to_le16(TLV_TYPE_PHY_DS); + ds->header.len = cpu_to_le16(sizeof(*ds)-sizeof(ds->header)); + ds->channel = channel; + return sizeof(*ds); +} + + +/* + * Add (empty) CF param TLV of the form: + */ +#define LBS_MAX_CF_PARAM_TLV_SIZE \ + sizeof(struct mrvl_ie_header) + +static int lbs_add_cf_param_tlv(u8 *tlv) +{ + struct mrvl_ie_cf_param_set *cf = (void *)tlv; + + /* + * 04 00 TLV_TYPE_CF + * 06 00 len + * 00 cfpcnt + * 00 cfpperiod + * 00 00 cfpmaxduration + * 00 00 cfpdurationremaining + */ + cf->header.type = cpu_to_le16(TLV_TYPE_CF); + cf->header.len = cpu_to_le16(sizeof(*cf)-sizeof(cf->header)); + return sizeof(*cf); +} + +/* + * Add WPA TLV + */ +#define LBS_MAX_WPA_TLV_SIZE \ + (sizeof(struct mrvl_ie_header) \ + + 128 /* TODO: I guessed the size */) + +static int lbs_add_wpa_tlv(u8 *tlv, const u8 *ie, u8 ie_len) +{ + size_t tlv_len; + + /* + * We need just convert an IE to an TLV. IEs use u8 for the header, + * u8 type + * u8 len + * u8[] data + * but TLVs use __le16 instead: + * __le16 type + * __le16 len + * u8[] data + */ + *tlv++ = *ie++; + *tlv++ = 0; + tlv_len = *tlv++ = *ie++; + *tlv++ = 0; + while (tlv_len--) + *tlv++ = *ie++; + /* the TLV is two bytes larger than the IE */ + return ie_len + 2; +} + +/*************************************************************************** + * Set Channel + */ + static int lbs_cfg_set_channel(struct wiphy *wiphy, struct net_device *netdev, - struct ieee80211_channel *chan, + struct ieee80211_channel *channel, enum nl80211_channel_type channel_type) { struct lbs_private *priv = wiphy_priv(wiphy); int ret = -ENOTSUPP; - lbs_deb_enter_args(LBS_DEB_CFG80211, "freq %d, type %d", chan->center_freq, channel_type); + lbs_deb_enter_args(LBS_DEB_CFG80211, "freq %d, type %d", + channel->center_freq, channel_type); if (channel_type != NL80211_CHAN_NO_HT) goto out; - ret = lbs_set_channel(priv, chan->hw_value); + ret = lbs_set_channel(priv, channel->hw_value); + + out: + lbs_deb_leave_args(LBS_DEB_CFG80211, "ret %d", ret); + return ret; +} + + + +/*************************************************************************** + * Scanning + */ + +/* + * When scanning, the firmware doesn't send a nul packet with the power-safe + * bit to the AP. So we cannot stay away from our current channel too long, + * otherwise we loose data. So take a "nap" while scanning every other + * while. + */ +#define LBS_SCAN_BEFORE_NAP 4 + + +/* + * When the firmware reports back a scan-result, it gives us an "u8 rssi", + * which isn't really an RSSI, as it becomes larger when moving away from + * the AP. Anyway, we need to convert that into mBm. + */ +#define LBS_SCAN_RSSI_TO_MBM(rssi) \ + ((-(int)rssi + 3)*100) + +static int lbs_ret_scan(struct lbs_private *priv, unsigned long dummy, + struct cmd_header *resp) +{ + struct cmd_ds_802_11_scan_rsp *scanresp = (void *)resp; + int bsssize; + const u8 *pos; + u16 nr_sets; + const u8 *tsfdesc; + int tsfsize; + int i; + int ret = -EILSEQ; + + lbs_deb_enter(LBS_DEB_CFG80211); + + bsssize = get_unaligned_le16(&scanresp->bssdescriptsize); + nr_sets = le16_to_cpu(resp->size); + + /* + * The general layout of the scan response is described in chapter + * 5.7.1. Basically we have a common part, then any number of BSS + * descriptor sections. Finally we have section with the same number + * of TSFs. + * + * cmd_ds_802_11_scan_rsp + * cmd_header + * pos_size + * nr_sets + * bssdesc 1 + * bssid + * rssi + * timestamp + * intvl + * capa + * IEs + * bssdesc 2 + * bssdesc n + * MrvlIEtypes_TsfFimestamp_t + * TSF for BSS 1 + * TSF for BSS 2 + * TSF for BSS n + */ + + pos = scanresp->bssdesc_and_tlvbuffer; + + tsfdesc = pos + bsssize; + tsfsize = 4 + 8 * scanresp->nr_sets; + + /* Validity check: we expect a Marvell-Local TLV */ + i = get_unaligned_le16(tsfdesc); + tsfdesc += 2; + if (i != TLV_TYPE_TSFTIMESTAMP) + goto done; + /* Validity check: the TLV holds TSF values with 8 bytes each, so + * the size in the TLV must match the nr_sets value */ + i = get_unaligned_le16(tsfdesc); + tsfdesc += 2; + if (i / 8 != scanresp->nr_sets) + goto done; + + for (i = 0; i < scanresp->nr_sets; i++) { + const u8 *bssid; + const u8 *ie; + int left; + int ielen; + int rssi; + u16 intvl; + u16 capa; + int chan_no = -1; + const u8 *ssid = NULL; + u8 ssid_len = 0; + DECLARE_SSID_BUF(ssid_buf); + + int len = get_unaligned_le16(pos); + pos += 2; + + /* BSSID */ + bssid = pos; + pos += ETH_ALEN; + /* RSSI */ + rssi = *pos++; + /* Packet time stamp */ + pos += 8; + /* Beacon interval */ + intvl = get_unaligned_le16(pos); + pos += 2; + /* Capabilities */ + capa = get_unaligned_le16(pos); + pos += 2; + + /* To find out the channel, we must parse the IEs */ + ie = pos; + /* 6+1+8+2+2: size of BSSID, RSSI, time stamp, beacon + interval, capabilities */ + ielen = left = len - (6 + 1 + 8 + 2 + 2); + while (left >= 2) { + u8 id, elen; + id = *pos++; + elen = *pos++; + left -= 2; + if (elen > left || elen == 0) + goto done; + if (id == WLAN_EID_DS_PARAMS) + chan_no = *pos; + if (id == WLAN_EID_SSID) { + ssid = pos; + ssid_len = elen; + } + left -= elen; + pos += elen; + } + + /* No channel, no luck */ + if (chan_no != -1) { + struct wiphy *wiphy = priv->wdev->wiphy; + int freq = ieee80211_channel_to_frequency(chan_no); + struct ieee80211_channel *channel = + ieee80211_get_channel(wiphy, freq); + + lbs_deb_scan("scan: %pM, capa %04x, chan %2d, %s, " + "%d dBm\n", + bssid, capa, chan_no, + print_ssid(ssid_buf, ssid, ssid_len), + LBS_SCAN_RSSI_TO_MBM(rssi)/100); + + if (channel || + !(channel->flags & IEEE80211_CHAN_DISABLED)) + cfg80211_inform_bss(wiphy, channel, + bssid, le64_to_cpu(*(__le64 *)tsfdesc), + capa, intvl, ie, ielen, + LBS_SCAN_RSSI_TO_MBM(rssi), + GFP_KERNEL); + } + tsfdesc += 8; + } + ret = 0; + + done: + lbs_deb_leave_args(LBS_DEB_SCAN, "ret %d", ret); + return ret; +} + + +/* + * Our scan command contains a TLV, consting of a SSID TLV, a channel list + * TLV and a rates TLV. Determine the maximum size of them: + */ +#define LBS_SCAN_MAX_CMD_SIZE \ + (sizeof(struct cmd_ds_802_11_scan) \ + + LBS_MAX_SSID_TLV_SIZE \ + + LBS_MAX_CHANNEL_LIST_TLV_SIZE \ + + LBS_MAX_RATES_TLV_SIZE) + +/* + * Assumes priv->scan_req is initialized and valid + * Assumes priv->scan_channel is initialized + */ +static void lbs_scan_worker(struct work_struct *work) +{ + struct lbs_private *priv = + container_of(work, struct lbs_private, scan_work.work); + struct cmd_ds_802_11_scan *scan_cmd; + u8 *tlv; /* pointer into our current, growing TLV storage area */ + int last_channel; + int running, carrier; + + lbs_deb_enter(LBS_DEB_SCAN); + + scan_cmd = kzalloc(LBS_SCAN_MAX_CMD_SIZE, GFP_KERNEL); + if (scan_cmd == NULL) + goto out_no_scan_cmd; + + /* prepare fixed part of scan command */ + scan_cmd->bsstype = CMD_BSS_TYPE_ANY; + + /* stop network while we're away from our main channel */ + running = !netif_queue_stopped(priv->dev); + carrier = netif_carrier_ok(priv->dev); + if (running) + netif_stop_queue(priv->dev); + if (carrier) + netif_carrier_off(priv->dev); + + /* prepare fixed part of scan command */ + tlv = scan_cmd->tlvbuffer; + + /* add SSID TLV */ + if (priv->scan_req->n_ssids) + tlv += lbs_add_ssid_tlv(tlv, + priv->scan_req->ssids[0].ssid, + priv->scan_req->ssids[0].ssid_len); + + /* add channel TLVs */ + last_channel = priv->scan_channel + LBS_SCAN_BEFORE_NAP; + if (last_channel > priv->scan_req->n_channels) + last_channel = priv->scan_req->n_channels; + tlv += lbs_add_channel_list_tlv(priv, tlv, last_channel, + priv->scan_req->n_ssids); + + /* add rates TLV */ + tlv += lbs_add_supported_rates_tlv(tlv); + + if (priv->scan_channel < priv->scan_req->n_channels) { + cancel_delayed_work(&priv->scan_work); + queue_delayed_work(priv->work_thread, &priv->scan_work, + msecs_to_jiffies(300)); + } + + /* This is the final data we are about to send */ + scan_cmd->hdr.size = cpu_to_le16(tlv - (u8 *)scan_cmd); + lbs_deb_hex(LBS_DEB_SCAN, "SCAN_CMD", (void *)scan_cmd, + sizeof(*scan_cmd)); + lbs_deb_hex(LBS_DEB_SCAN, "SCAN_TLV", scan_cmd->tlvbuffer, + tlv - scan_cmd->tlvbuffer); + + __lbs_cmd(priv, CMD_802_11_SCAN, &scan_cmd->hdr, + le16_to_cpu(scan_cmd->hdr.size), + lbs_ret_scan, 0); + + if (priv->scan_channel >= priv->scan_req->n_channels) { + /* Mark scan done */ + cfg80211_scan_done(priv->scan_req, false); + priv->scan_req = NULL; + } + + /* Restart network */ + if (carrier) + netif_carrier_on(priv->dev); + if (running && !priv->tx_pending_len) + netif_wake_queue(priv->dev); + + kfree(scan_cmd); + + out_no_scan_cmd: + lbs_deb_leave(LBS_DEB_SCAN); +} + + +static int lbs_cfg_scan(struct wiphy *wiphy, + struct net_device *dev, + struct cfg80211_scan_request *request) +{ + struct lbs_private *priv = wiphy_priv(wiphy); + int ret = 0; + + lbs_deb_enter(LBS_DEB_CFG80211); + + if (priv->scan_req || delayed_work_pending(&priv->scan_work)) { + /* old scan request not yet processed */ + ret = -EAGAIN; + goto out; + } + + lbs_deb_scan("scan: ssids %d, channels %d, ie_len %zd\n", + request->n_ssids, request->n_channels, request->ie_len); + + priv->scan_channel = 0; + queue_delayed_work(priv->work_thread, &priv->scan_work, + msecs_to_jiffies(50)); + + if (priv->surpriseremoved) + ret = -EIO; + + priv->scan_req = request; out: lbs_deb_leave_args(LBS_DEB_CFG80211, "ret %d", ret); @@ -101,8 +723,1228 @@ static int lbs_cfg_set_channel(struct wiphy *wiphy, +/*************************************************************************** + * Events + */ + +void lbs_send_disconnect_notification(struct lbs_private *priv) +{ + lbs_deb_enter(LBS_DEB_CFG80211); + + cfg80211_disconnected(priv->dev, + 0, + NULL, 0, + GFP_KERNEL); + + lbs_deb_leave(LBS_DEB_CFG80211); +} + +void lbs_send_mic_failureevent(struct lbs_private *priv, u32 event) +{ + lbs_deb_enter(LBS_DEB_CFG80211); + + cfg80211_michael_mic_failure(priv->dev, + priv->assoc_bss, + event == MACREG_INT_CODE_MIC_ERR_MULTICAST ? + NL80211_KEYTYPE_GROUP : + NL80211_KEYTYPE_PAIRWISE, + -1, + NULL, + GFP_KERNEL); + + lbs_deb_leave(LBS_DEB_CFG80211); +} + + + + +/*************************************************************************** + * Connect/disconnect + */ + + +/* + * This removes all WEP keys + */ +static int lbs_remove_wep_keys(struct lbs_private *priv) +{ + struct cmd_ds_802_11_set_wep cmd; + int ret; + + lbs_deb_enter(LBS_DEB_CFG80211); + + memset(&cmd, 0, sizeof(cmd)); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + cmd.keyindex = cpu_to_le16(priv->wep_tx_key); + cmd.action = cpu_to_le16(CMD_ACT_REMOVE); + + ret = lbs_cmd_with_response(priv, CMD_802_11_SET_WEP, &cmd); + + lbs_deb_leave(LBS_DEB_CFG80211); + return ret; +} + +/* + * Set WEP keys + */ +static int lbs_set_wep_keys(struct lbs_private *priv) +{ + struct cmd_ds_802_11_set_wep cmd; + int i; + int ret; + + lbs_deb_enter(LBS_DEB_CFG80211); + + /* + * command 13 00 + * size 50 00 + * sequence xx xx + * result 00 00 + * action 02 00 ACT_ADD + * transmit key 00 00 + * type for key 1 01 WEP40 + * type for key 2 00 + * type for key 3 00 + * type for key 4 00 + * key 1 39 39 39 39 39 00 00 00 + * 00 00 00 00 00 00 00 00 + * key 2 00 00 00 00 00 00 00 00 + * 00 00 00 00 00 00 00 00 + * key 3 00 00 00 00 00 00 00 00 + * 00 00 00 00 00 00 00 00 + * key 4 00 00 00 00 00 00 00 00 + */ + if (priv->wep_key_len[0] || priv->wep_key_len[1] || + priv->wep_key_len[2] || priv->wep_key_len[3]) { + /* Only set wep keys if we have at least one of them */ + memset(&cmd, 0, sizeof(cmd)); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + cmd.keyindex = cpu_to_le16(priv->wep_tx_key); + cmd.action = cpu_to_le16(CMD_ACT_ADD); + + for (i = 0; i < 4; i++) { + switch (priv->wep_key_len[i]) { + case WLAN_KEY_LEN_WEP40: + cmd.keytype[i] = CMD_TYPE_WEP_40_BIT; + break; + case WLAN_KEY_LEN_WEP104: + cmd.keytype[i] = CMD_TYPE_WEP_104_BIT; + break; + default: + cmd.keytype[i] = 0; + break; + } + memcpy(cmd.keymaterial[i], priv->wep_key[i], + priv->wep_key_len[i]); + } + + ret = lbs_cmd_with_response(priv, CMD_802_11_SET_WEP, &cmd); + } else { + /* Otherwise remove all wep keys */ + ret = lbs_remove_wep_keys(priv); + } + + lbs_deb_leave(LBS_DEB_CFG80211); + return ret; +} + + +/* + * Enable/Disable RSN status + */ +static int lbs_enable_rsn(struct lbs_private *priv, int enable) +{ + struct cmd_ds_802_11_enable_rsn cmd; + int ret; + + lbs_deb_enter_args(LBS_DEB_CFG80211, "%d", enable); + + /* + * cmd 2f 00 + * size 0c 00 + * sequence xx xx + * result 00 00 + * action 01 00 ACT_SET + * enable 01 00 + */ + memset(&cmd, 0, sizeof(cmd)); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + cmd.action = cpu_to_le16(CMD_ACT_SET); + cmd.enable = cpu_to_le16(enable); + + ret = lbs_cmd_with_response(priv, CMD_802_11_ENABLE_RSN, &cmd); + + lbs_deb_leave(LBS_DEB_CFG80211); + return ret; +} + + +/* + * Set WPA/WPA key material + */ + +/* like "struct cmd_ds_802_11_key_material", but with cmd_header. Once we + * get rid of WEXT, this should go into host.h */ + +struct cmd_key_material { + struct cmd_header hdr; + + __le16 action; + struct MrvlIEtype_keyParamSet param; +} __attribute__ ((packed)); + +static int lbs_set_key_material(struct lbs_private *priv, + int key_type, + int key_info, + u8 *key, u16 key_len) +{ + struct cmd_key_material cmd; + int ret; + + lbs_deb_enter(LBS_DEB_CFG80211); + + /* + * Example for WPA (TKIP): + * + * cmd 5e 00 + * size 34 00 + * sequence xx xx + * result 00 00 + * action 01 00 + * TLV type 00 01 key param + * length 00 26 + * key type 01 00 TKIP + * key info 06 00 UNICAST | ENABLED + * key len 20 00 + * key 32 bytes + */ + memset(&cmd, 0, sizeof(cmd)); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + cmd.action = cpu_to_le16(CMD_ACT_SET); + cmd.param.type = cpu_to_le16(TLV_TYPE_KEY_MATERIAL); + cmd.param.length = cpu_to_le16(sizeof(cmd.param) - 4); + cmd.param.keytypeid = cpu_to_le16(key_type); + cmd.param.keyinfo = cpu_to_le16(key_info); + cmd.param.keylen = cpu_to_le16(key_len); + if (key && key_len) + memcpy(cmd.param.key, key, key_len); + + ret = lbs_cmd_with_response(priv, CMD_802_11_KEY_MATERIAL, &cmd); + + lbs_deb_leave(LBS_DEB_CFG80211); + return ret; +} + + +/* + * Sets the auth type (open, shared, etc) in the firmware. That + * we use CMD_802_11_AUTHENTICATE is misleading, this firmware + * command doesn't send an authentication frame at all, it just + * stores the auth_type. + */ +static int lbs_set_authtype(struct lbs_private *priv, + struct cfg80211_connect_params *sme) +{ + struct cmd_ds_802_11_authenticate cmd; + int ret; + + lbs_deb_enter_args(LBS_DEB_CFG80211, "%d", sme->auth_type); + + /* + * cmd 11 00 + * size 19 00 + * sequence xx xx + * result 00 00 + * BSS id 00 13 19 80 da 30 + * auth type 00 + * reserved 00 00 00 00 00 00 00 00 00 00 + */ + memset(&cmd, 0, sizeof(cmd)); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + if (sme->bssid) + memcpy(cmd.bssid, sme->bssid, ETH_ALEN); + /* convert auth_type */ + ret = lbs_auth_to_authtype(sme->auth_type); + if (ret < 0) + goto done; + + cmd.authtype = ret; + ret = lbs_cmd_with_response(priv, CMD_802_11_AUTHENTICATE, &cmd); + + done: + lbs_deb_leave_args(LBS_DEB_CFG80211, "ret %d", ret); + return ret; +} + + +/* + * Create association request + */ +#define LBS_ASSOC_MAX_CMD_SIZE \ + (sizeof(struct cmd_ds_802_11_associate) \ + - 512 /* cmd_ds_802_11_associate.iebuf */ \ + + LBS_MAX_SSID_TLV_SIZE \ + + LBS_MAX_CHANNEL_TLV_SIZE \ + + LBS_MAX_CF_PARAM_TLV_SIZE \ + + LBS_MAX_AUTH_TYPE_TLV_SIZE \ + + LBS_MAX_WPA_TLV_SIZE) + +static int lbs_associate(struct lbs_private *priv, + struct cfg80211_bss *bss, + struct cfg80211_connect_params *sme) +{ + struct cmd_ds_802_11_associate_response *resp; + struct cmd_ds_802_11_associate *cmd = kzalloc(LBS_ASSOC_MAX_CMD_SIZE, + GFP_KERNEL); + const u8 *ssid_eid; + size_t len, resp_ie_len; + int status; + int ret; + u8 *pos = &(cmd->iebuf[0]); + + lbs_deb_enter(LBS_DEB_CFG80211); + + if (!cmd) { + ret = -ENOMEM; + goto done; + } + + /* + * cmd 50 00 + * length 34 00 + * sequence xx xx + * result 00 00 + * BSS id 00 13 19 80 da 30 + * capabilities 11 00 + * listen interval 0a 00 + * beacon interval 00 00 + * DTIM period 00 + * TLVs xx (up to 512 bytes) + */ + cmd->hdr.command = cpu_to_le16(CMD_802_11_ASSOCIATE); + + /* Fill in static fields */ + memcpy(cmd->bssid, bss->bssid, ETH_ALEN); + cmd->listeninterval = cpu_to_le16(MRVDRV_DEFAULT_LISTEN_INTERVAL); + cmd->capability = cpu_to_le16(bss->capability); + + /* add SSID TLV */ + ssid_eid = ieee80211_bss_get_ie(bss, WLAN_EID_SSID); + if (ssid_eid) + pos += lbs_add_ssid_tlv(pos, ssid_eid + 2, ssid_eid[1]); + else + lbs_deb_assoc("no SSID\n"); + + /* add DS param TLV */ + if (bss->channel) + pos += lbs_add_channel_tlv(pos, bss->channel->hw_value); + else + lbs_deb_assoc("no channel\n"); + + /* add (empty) CF param TLV */ + pos += lbs_add_cf_param_tlv(pos); + + /* add rates TLV */ + pos += lbs_add_common_rates_tlv(pos, bss); + + /* add auth type TLV */ + if (priv->fwrelease >= 0x09000000) + pos += lbs_add_auth_type_tlv(pos, sme->auth_type); + + /* add WPA/WPA2 TLV */ + if (sme->ie && sme->ie_len) + pos += lbs_add_wpa_tlv(pos, sme->ie, sme->ie_len); + + len = (sizeof(*cmd) - sizeof(cmd->iebuf)) + + (u16)(pos - (u8 *) &cmd->iebuf); + cmd->hdr.size = cpu_to_le16(len); + + /* store for later use */ + memcpy(priv->assoc_bss, bss->bssid, ETH_ALEN); + + ret = lbs_cmd_with_response(priv, CMD_802_11_ASSOCIATE, cmd); + if (ret) + goto done; + + + /* generate connect message to cfg80211 */ + + resp = (void *) cmd; /* recast for easier field access */ + status = le16_to_cpu(resp->statuscode); + + /* Convert statis code of old firmware */ + if (priv->fwrelease < 0x09000000) + switch (status) { + case 0: + break; + case 1: + lbs_deb_assoc("invalid association parameters\n"); + status = WLAN_STATUS_CAPS_UNSUPPORTED; + break; + case 2: + lbs_deb_assoc("timer expired while waiting for AP\n"); + status = WLAN_STATUS_AUTH_TIMEOUT; + break; + case 3: + lbs_deb_assoc("association refused by AP\n"); + status = WLAN_STATUS_ASSOC_DENIED_UNSPEC; + break; + case 4: + lbs_deb_assoc("authentication refused by AP\n"); + status = WLAN_STATUS_UNKNOWN_AUTH_TRANSACTION; + break; + default: + lbs_deb_assoc("association failure %d\n", status); + status = WLAN_STATUS_UNSPECIFIED_FAILURE; + } + + lbs_deb_assoc("status %d, capability 0x%04x\n", status, + le16_to_cpu(resp->capability)); + + resp_ie_len = le16_to_cpu(resp->hdr.size) + - sizeof(resp->hdr) + - 6; + cfg80211_connect_result(priv->dev, + priv->assoc_bss, + sme->ie, sme->ie_len, + resp->iebuf, resp_ie_len, + status, + GFP_KERNEL); + + if (status == 0) { + /* TODO: get rid of priv->connect_status */ + priv->connect_status = LBS_CONNECTED; + netif_carrier_on(priv->dev); + if (!priv->tx_pending_len) + netif_tx_wake_all_queues(priv->dev); + } + + +done: + lbs_deb_leave_args(LBS_DEB_CFG80211, "ret %d", ret); + return ret; +} + + + +static int lbs_cfg_connect(struct wiphy *wiphy, struct net_device *dev, + struct cfg80211_connect_params *sme) +{ + struct lbs_private *priv = wiphy_priv(wiphy); + struct cfg80211_bss *bss = NULL; + int ret = 0; + u8 preamble = RADIO_PREAMBLE_SHORT; + + lbs_deb_enter(LBS_DEB_CFG80211); + + if (sme->bssid) { + bss = cfg80211_get_bss(wiphy, sme->channel, sme->bssid, + sme->ssid, sme->ssid_len, + WLAN_CAPABILITY_ESS, WLAN_CAPABILITY_ESS); + } else { + /* + * Here we have an impedance mismatch. The firmware command + * CMD_802_11_ASSOCIATE always needs a BSSID, it cannot + * connect otherwise. However, for the connect-API of + * cfg80211 the bssid is purely optional. We don't get one, + * except the user specifies one on the "iw" command line. + * + * If we don't got one, we could initiate a scan and look + * for the best matching cfg80211_bss entry. + * + * Or, better yet, net/wireless/sme.c get's rewritten into + * something more generally useful. + */ + lbs_pr_err("TODO: no BSS specified\n"); + ret = -ENOTSUPP; + goto done; + } + + + if (!bss) { + lbs_pr_err("assicate: bss %pM not in scan results\n", + sme->bssid); + ret = -ENOENT; + goto done; + } + lbs_deb_assoc("trying %pM", sme->bssid); + lbs_deb_assoc("cipher 0x%x, key index %d, key len %d\n", + sme->crypto.cipher_group, + sme->key_idx, sme->key_len); + + /* As this is a new connection, clear locally stored WEP keys */ + priv->wep_tx_key = 0; + memset(priv->wep_key, 0, sizeof(priv->wep_key)); + memset(priv->wep_key_len, 0, sizeof(priv->wep_key_len)); + + /* set/remove WEP keys */ + switch (sme->crypto.cipher_group) { + case WLAN_CIPHER_SUITE_WEP40: + case WLAN_CIPHER_SUITE_WEP104: + /* Store provided WEP keys in priv-> */ + priv->wep_tx_key = sme->key_idx; + priv->wep_key_len[sme->key_idx] = sme->key_len; + memcpy(priv->wep_key[sme->key_idx], sme->key, sme->key_len); + /* Set WEP keys and WEP mode */ + lbs_set_wep_keys(priv); + priv->mac_control |= CMD_ACT_MAC_WEP_ENABLE; + lbs_set_mac_control(priv); + /* No RSN mode for WEP */ + lbs_enable_rsn(priv, 0); + break; + case 0: /* there's no WLAN_CIPHER_SUITE_NONE definition */ + /* + * If we don't have no WEP, no WPA and no WPA2, + * we remove all keys like in the WPA/WPA2 setup, + * we just don't set RSN. + * + * Therefore: fall-throught + */ + case WLAN_CIPHER_SUITE_TKIP: + case WLAN_CIPHER_SUITE_CCMP: + /* Remove WEP keys and WEP mode */ + lbs_remove_wep_keys(priv); + priv->mac_control &= ~CMD_ACT_MAC_WEP_ENABLE; + lbs_set_mac_control(priv); + + /* clear the WPA/WPA2 keys */ + lbs_set_key_material(priv, + KEY_TYPE_ID_WEP, /* doesn't matter */ + KEY_INFO_WPA_UNICAST, + NULL, 0); + lbs_set_key_material(priv, + KEY_TYPE_ID_WEP, /* doesn't matter */ + KEY_INFO_WPA_MCAST, + NULL, 0); + /* RSN mode for WPA/WPA2 */ + lbs_enable_rsn(priv, sme->crypto.cipher_group != 0); + break; + default: + lbs_pr_err("unsupported cipher group 0x%x\n", + sme->crypto.cipher_group); + ret = -ENOTSUPP; + goto done; + } + + lbs_set_authtype(priv, sme); + lbs_set_radio(priv, preamble, 1); + + /* Do the actual association */ + lbs_associate(priv, bss, sme); + + done: + if (bss) + cfg80211_put_bss(bss); + lbs_deb_leave_args(LBS_DEB_CFG80211, "ret %d", ret); + return ret; +} + +static int lbs_cfg_disconnect(struct wiphy *wiphy, struct net_device *dev, + u16 reason_code) +{ + struct lbs_private *priv = wiphy_priv(wiphy); + struct cmd_ds_802_11_deauthenticate cmd; + + lbs_deb_enter_args(LBS_DEB_CFG80211, "reason_code %d", reason_code); + + /* store for lbs_cfg_ret_disconnect() */ + priv->disassoc_reason = reason_code; + + memset(&cmd, 0, sizeof(cmd)); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + /* Mildly ugly to use a locally store my own BSSID ... */ + memcpy(cmd.macaddr, &priv->assoc_bss, ETH_ALEN); + cmd.reasoncode = cpu_to_le16(reason_code); + + if (lbs_cmd_with_response(priv, CMD_802_11_DEAUTHENTICATE, &cmd)) + return -EFAULT; + + cfg80211_disconnected(priv->dev, + priv->disassoc_reason, + NULL, 0, + GFP_KERNEL); + priv->connect_status = LBS_DISCONNECTED; + + return 0; +} + + +static int lbs_cfg_set_default_key(struct wiphy *wiphy, + struct net_device *netdev, + u8 key_index) +{ + struct lbs_private *priv = wiphy_priv(wiphy); + + lbs_deb_enter(LBS_DEB_CFG80211); + + if (key_index != priv->wep_tx_key) { + lbs_deb_assoc("set_default_key: to %d\n", key_index); + priv->wep_tx_key = key_index; + lbs_set_wep_keys(priv); + } + + return 0; +} + + +static int lbs_cfg_add_key(struct wiphy *wiphy, struct net_device *netdev, + u8 idx, const u8 *mac_addr, + struct key_params *params) +{ + struct lbs_private *priv = wiphy_priv(wiphy); + u16 key_info; + u16 key_type; + int ret = 0; + + lbs_deb_enter(LBS_DEB_CFG80211); + + lbs_deb_assoc("add_key: cipher 0x%x, mac_addr %pM\n", + params->cipher, mac_addr); + lbs_deb_assoc("add_key: key index %d, key len %d\n", + idx, params->key_len); + if (params->key_len) + lbs_deb_hex(LBS_DEB_CFG80211, "KEY", + params->key, params->key_len); + + lbs_deb_assoc("add_key: seq len %d\n", params->seq_len); + if (params->seq_len) + lbs_deb_hex(LBS_DEB_CFG80211, "SEQ", + params->seq, params->seq_len); + + switch (params->cipher) { + case WLAN_CIPHER_SUITE_WEP40: + case WLAN_CIPHER_SUITE_WEP104: + /* actually compare if something has changed ... */ + if ((priv->wep_key_len[idx] != params->key_len) || + memcmp(priv->wep_key[idx], + params->key, params->key_len) != 0) { + priv->wep_key_len[idx] = params->key_len; + memcpy(priv->wep_key[idx], + params->key, params->key_len); + lbs_set_wep_keys(priv); + } + break; + case WLAN_CIPHER_SUITE_TKIP: + case WLAN_CIPHER_SUITE_CCMP: + key_info = KEY_INFO_WPA_ENABLED | ((idx == 0) + ? KEY_INFO_WPA_UNICAST + : KEY_INFO_WPA_MCAST); + key_type = (params->cipher == WLAN_CIPHER_SUITE_TKIP) + ? KEY_TYPE_ID_TKIP + : KEY_TYPE_ID_AES; + lbs_set_key_material(priv, + key_type, + key_info, + params->key, params->key_len); + break; + default: + lbs_pr_err("unhandled cipher 0x%x\n", params->cipher); + ret = -ENOTSUPP; + break; + } + + return ret; +} + + +static int lbs_cfg_del_key(struct wiphy *wiphy, struct net_device *netdev, + u8 key_index, const u8 *mac_addr) +{ + + lbs_deb_enter(LBS_DEB_CFG80211); + + lbs_deb_assoc("del_key: key_idx %d, mac_addr %pM\n", + key_index, mac_addr); + +#ifdef TODO + struct lbs_private *priv = wiphy_priv(wiphy); + /* + * I think can keep this a NO-OP, because: + + * - we clear all keys whenever we do lbs_cfg_connect() anyway + * - neither "iw" nor "wpa_supplicant" won't call this during + * an ongoing connection + * - TODO: but I have to check if this is still true when + * I set the AP to periodic re-keying + * - we've not kzallec() something when we've added a key at + * lbs_cfg_connect() or lbs_cfg_add_key(). + * + * This causes lbs_cfg_del_key() only called at disconnect time, + * where we'd just waste time deleting a key that is not going + * to be used anyway. + */ + if (key_index < 3 && priv->wep_key_len[key_index]) { + priv->wep_key_len[key_index] = 0; + lbs_set_wep_keys(priv); + } +#endif + + return 0; +} + + + +/*************************************************************************** + * Monitor mode + */ + +/* like "struct cmd_ds_802_11_monitor_mode", but with cmd_header. Once we + * get rid of WEXT, this should go into host.h */ +struct cmd_monitor_mode { + struct cmd_header hdr; + + __le16 action; + __le16 mode; +} __attribute__ ((packed)); + +static int lbs_enable_monitor_mode(struct lbs_private *priv, int mode) +{ + struct cmd_monitor_mode cmd; + int ret; + + lbs_deb_enter(LBS_DEB_CFG80211); + + /* + * cmd 98 00 + * size 0c 00 + * sequence xx xx + * result 00 00 + * action 01 00 ACT_SET + * enable 01 00 + */ + memset(&cmd, 0, sizeof(cmd)); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + cmd.action = cpu_to_le16(CMD_ACT_SET); + cmd.mode = cpu_to_le16(mode); + + ret = lbs_cmd_with_response(priv, CMD_802_11_MONITOR_MODE, &cmd); + + if (ret == 0) + priv->dev->type = ARPHRD_IEEE80211_RADIOTAP; + else + priv->dev->type = ARPHRD_ETHER; + + lbs_deb_leave(LBS_DEB_CFG80211); + return ret; +} + + + + + + +/*************************************************************************** + * Get station + */ + +/* + * Returns the signal or 0 in case of an error. + */ + +/* like "struct cmd_ds_802_11_rssi", but with cmd_header. Once we get rid + * of WEXT, this should go into host.h */ +struct cmd_rssi { + struct cmd_header hdr; + + __le16 n_or_snr; + __le16 nf; + __le16 avg_snr; + __le16 avg_nf; +} __attribute__ ((packed)); + +static int lbs_get_signal(struct lbs_private *priv, s8 *signal, s8 *noise) +{ + struct cmd_rssi cmd; + int ret; + + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + cmd.n_or_snr = cpu_to_le16(DEFAULT_BCN_AVG_FACTOR); + ret = lbs_cmd_with_response(priv, CMD_802_11_RSSI, &cmd); + + if (ret == 0) { + *signal = CAL_RSSI(le16_to_cpu(cmd.n_or_snr), + le16_to_cpu(cmd.nf)); + *noise = CAL_NF(le16_to_cpu(cmd.nf)); + } + return ret; +} + + +static int lbs_cfg_get_station(struct wiphy *wiphy, struct net_device *dev, + u8 *mac, struct station_info *sinfo) +{ + struct lbs_private *priv = wiphy_priv(wiphy); + s8 signal, noise; + int ret; + size_t i; + + lbs_deb_enter(LBS_DEB_CFG80211); + + sinfo->filled |= STATION_INFO_TX_BYTES | + STATION_INFO_TX_PACKETS | + STATION_INFO_RX_BYTES | + STATION_INFO_RX_PACKETS; + sinfo->tx_bytes = priv->dev->stats.tx_bytes; + sinfo->tx_packets = priv->dev->stats.tx_packets; + sinfo->rx_bytes = priv->dev->stats.rx_bytes; + sinfo->rx_packets = priv->dev->stats.rx_packets; + + /* Get current RSSI */ + ret = lbs_get_signal(priv, &signal, &noise); + if (ret == 0) { + sinfo->signal = signal; + sinfo->filled |= STATION_INFO_SIGNAL; + } + + /* Convert priv->cur_rate from hw_value to NL80211 value */ + for (i = 0; i < ARRAY_SIZE(lbs_rates); i++) { + if (priv->cur_rate == lbs_rates[i].hw_value) { + sinfo->txrate.legacy = lbs_rates[i].bitrate; + sinfo->filled |= STATION_INFO_TX_BITRATE; + break; + } + } + + return 0; +} + + + + +/*************************************************************************** + * "Site survey", here just current channel and noise level + */ + +static int lbs_get_survey(struct wiphy *wiphy, struct net_device *dev, + int idx, struct survey_info *survey) +{ + struct lbs_private *priv = wiphy_priv(wiphy); + s8 signal, noise; + int ret; + + if (idx != 0) + ret = -ENOENT; + + lbs_deb_enter(LBS_DEB_CFG80211); + + survey->channel = ieee80211_get_channel(wiphy, + ieee80211_channel_to_frequency(priv->channel)); + + ret = lbs_get_signal(priv, &signal, &noise); + if (ret == 0) { + survey->filled = SURVEY_INFO_NOISE_DBM; + survey->noise = noise; + } + + lbs_deb_leave_args(LBS_DEB_CFG80211, "ret %d", ret); + return ret; +} + + + + +/*************************************************************************** + * Change interface + */ + +static int lbs_change_intf(struct wiphy *wiphy, struct net_device *dev, + enum nl80211_iftype type, u32 *flags, + struct vif_params *params) +{ + struct lbs_private *priv = wiphy_priv(wiphy); + int ret = 0; + + lbs_deb_enter(LBS_DEB_CFG80211); + + switch (type) { + case NL80211_IFTYPE_MONITOR: + ret = lbs_enable_monitor_mode(priv, 1); + break; + case NL80211_IFTYPE_STATION: + if (priv->wdev->iftype == NL80211_IFTYPE_MONITOR) + ret = lbs_enable_monitor_mode(priv, 0); + if (!ret) + ret = lbs_set_snmp_mib(priv, SNMP_MIB_OID_BSS_TYPE, 1); + break; + case NL80211_IFTYPE_ADHOC: + if (priv->wdev->iftype == NL80211_IFTYPE_MONITOR) + ret = lbs_enable_monitor_mode(priv, 0); + if (!ret) + ret = lbs_set_snmp_mib(priv, SNMP_MIB_OID_BSS_TYPE, 2); + break; + default: + ret = -ENOTSUPP; + } + + if (!ret) + priv->wdev->iftype = type; + + lbs_deb_leave_args(LBS_DEB_CFG80211, "ret %d", ret); + return ret; +} + + + +/*************************************************************************** + * IBSS (Ad-Hoc) + */ + +/* The firmware needs the following bits masked out of the beacon-derived + * capability field when associating/joining to a BSS: + * 9 (QoS), 11 (APSD), 12 (unused), 14 (unused), 15 (unused) + */ +#define CAPINFO_MASK (~(0xda00)) + + +static void lbs_join_post(struct lbs_private *priv, + struct cfg80211_ibss_params *params, + u8 *bssid, u16 capability) +{ + u8 fake_ie[2 + IEEE80211_MAX_SSID_LEN + /* ssid */ + 2 + 4 + /* basic rates */ + 2 + 1 + /* DS parameter */ + 2 + 2 + /* atim */ + 2 + 8]; /* extended rates */ + u8 *fake = fake_ie; + + lbs_deb_enter(LBS_DEB_CFG80211); + + /* + * For cfg80211_inform_bss, we'll need a fake IE, as we can't get + * the real IE from the firmware. So we fabricate a fake IE based on + * what the firmware actually sends (sniffed with wireshark). + */ + /* Fake SSID IE */ + *fake++ = WLAN_EID_SSID; + *fake++ = params->ssid_len; + memcpy(fake, params->ssid, params->ssid_len); + fake += params->ssid_len; + /* Fake supported basic rates IE */ + *fake++ = WLAN_EID_SUPP_RATES; + *fake++ = 4; + *fake++ = 0x82; + *fake++ = 0x84; + *fake++ = 0x8b; + *fake++ = 0x96; + /* Fake DS channel IE */ + *fake++ = WLAN_EID_DS_PARAMS; + *fake++ = 1; + *fake++ = params->channel->hw_value; + /* Fake IBSS params IE */ + *fake++ = WLAN_EID_IBSS_PARAMS; + *fake++ = 2; + *fake++ = 0; /* ATIM=0 */ + *fake++ = 0; + /* Fake extended rates IE, TODO: don't add this for 802.11b only, + * but I don't know how this could be checked */ + *fake++ = WLAN_EID_EXT_SUPP_RATES; + *fake++ = 8; + *fake++ = 0x0c; + *fake++ = 0x12; + *fake++ = 0x18; + *fake++ = 0x24; + *fake++ = 0x30; + *fake++ = 0x48; + *fake++ = 0x60; + *fake++ = 0x6c; + lbs_deb_hex(LBS_DEB_CFG80211, "IE", fake_ie, fake - fake_ie); + + cfg80211_inform_bss(priv->wdev->wiphy, + params->channel, + bssid, + 0, + capability, + params->beacon_interval, + fake_ie, fake - fake_ie, + 0, GFP_KERNEL); + + memcpy(priv->wdev->ssid, params->ssid, params->ssid_len); + priv->wdev->ssid_len = params->ssid_len; + + cfg80211_ibss_joined(priv->dev, bssid, GFP_KERNEL); + + /* TODO: consider doing this at MACREG_INT_CODE_LINK_SENSED time */ + priv->connect_status = LBS_CONNECTED; + netif_carrier_on(priv->dev); + if (!priv->tx_pending_len) + netif_wake_queue(priv->dev); + + lbs_deb_leave(LBS_DEB_CFG80211); +} + +static int lbs_ibss_join_existing(struct lbs_private *priv, + struct cfg80211_ibss_params *params, + struct cfg80211_bss *bss) +{ + const u8 *rates_eid = ieee80211_bss_get_ie(bss, WLAN_EID_SUPP_RATES); + struct cmd_ds_802_11_ad_hoc_join cmd; + u8 preamble = RADIO_PREAMBLE_SHORT; + int ret = 0; + + lbs_deb_enter(LBS_DEB_CFG80211); + + /* TODO: set preamble based on scan result */ + ret = lbs_set_radio(priv, preamble, 1); + if (ret) + goto out; + + /* + * Example CMD_802_11_AD_HOC_JOIN command: + * + * command 2c 00 CMD_802_11_AD_HOC_JOIN + * size 65 00 + * sequence xx xx + * result 00 00 + * bssid 02 27 27 97 2f 96 + * ssid 49 42 53 53 00 00 00 00 + * 00 00 00 00 00 00 00 00 + * 00 00 00 00 00 00 00 00 + * 00 00 00 00 00 00 00 00 + * type 02 CMD_BSS_TYPE_IBSS + * beacon period 64 00 + * dtim period 00 + * timestamp 00 00 00 00 00 00 00 00 + * localtime 00 00 00 00 00 00 00 00 + * IE DS 03 + * IE DS len 01 + * IE DS channel 01 + * reserveed 00 00 00 00 + * IE IBSS 06 + * IE IBSS len 02 + * IE IBSS atim 00 00 + * reserved 00 00 00 00 + * capability 02 00 + * rates 82 84 8b 96 0c 12 18 24 30 48 60 6c 00 + * fail timeout ff 00 + * probe delay 00 00 + */ + memset(&cmd, 0, sizeof(cmd)); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + + memcpy(cmd.bss.bssid, bss->bssid, ETH_ALEN); + memcpy(cmd.bss.ssid, params->ssid, params->ssid_len); + cmd.bss.type = CMD_BSS_TYPE_IBSS; + cmd.bss.beaconperiod = cpu_to_le16(params->beacon_interval); + cmd.bss.ds.header.id = WLAN_EID_DS_PARAMS; + cmd.bss.ds.header.len = 1; + cmd.bss.ds.channel = params->channel->hw_value; + cmd.bss.ibss.header.id = WLAN_EID_IBSS_PARAMS; + cmd.bss.ibss.header.len = 2; + cmd.bss.ibss.atimwindow = 0; + cmd.bss.capability = cpu_to_le16(bss->capability & CAPINFO_MASK); + + /* set rates to the intersection of our rates and the rates in the + bss */ + if (!rates_eid) { + lbs_add_rates(cmd.bss.rates); + } else { + int hw, i; + u8 rates_max = rates_eid[1]; + u8 *rates = cmd.bss.rates; + for (hw = 0; hw < ARRAY_SIZE(lbs_rates); hw++) { + u8 hw_rate = lbs_rates[hw].bitrate / 5; + for (i = 0; i < rates_max; i++) { + if (hw_rate == (rates_eid[i+2] & 0x7f)) { + u8 rate = rates_eid[i+2]; + if (rate == 0x02 || rate == 0x04 || + rate == 0x0b || rate == 0x16) + rate |= 0x80; + *rates++ = rate; + } + } + } + } + + /* Only v8 and below support setting this */ + if (MRVL_FW_MAJOR_REV(priv->fwrelease) <= 8) { + cmd.failtimeout = cpu_to_le16(MRVDRV_ASSOCIATION_TIME_OUT); + cmd.probedelay = cpu_to_le16(CMD_SCAN_PROBE_DELAY_TIME); + } + ret = lbs_cmd_with_response(priv, CMD_802_11_AD_HOC_JOIN, &cmd); + if (ret) + goto out; + + /* + * This is a sample response to CMD_802_11_AD_HOC_JOIN: + * + * response 2c 80 + * size 09 00 + * sequence xx xx + * result 00 00 + * reserved 00 + */ + lbs_join_post(priv, params, bss->bssid, bss->capability); + + out: + lbs_deb_leave_args(LBS_DEB_CFG80211, "ret %d", ret); + return ret; +} + + + +static int lbs_ibss_start_new(struct lbs_private *priv, + struct cfg80211_ibss_params *params) +{ + struct cmd_ds_802_11_ad_hoc_start cmd; + struct cmd_ds_802_11_ad_hoc_result *resp = + (struct cmd_ds_802_11_ad_hoc_result *) &cmd; + u8 preamble = RADIO_PREAMBLE_SHORT; + int ret = 0; + u16 capability; + + lbs_deb_enter(LBS_DEB_CFG80211); + + ret = lbs_set_radio(priv, preamble, 1); + if (ret) + goto out; + + /* + * Example CMD_802_11_AD_HOC_START command: + * + * command 2b 00 CMD_802_11_AD_HOC_START + * size b1 00 + * sequence xx xx + * result 00 00 + * ssid 54 45 53 54 00 00 00 00 + * 00 00 00 00 00 00 00 00 + * 00 00 00 00 00 00 00 00 + * 00 00 00 00 00 00 00 00 + * bss type 02 + * beacon period 64 00 + * dtim period 00 + * IE IBSS 06 + * IE IBSS len 02 + * IE IBSS atim 00 00 + * reserved 00 00 00 00 + * IE DS 03 + * IE DS len 01 + * IE DS channel 01 + * reserved 00 00 00 00 + * probe delay 00 00 + * capability 02 00 + * rates 82 84 8b 96 (basic rates with have bit 7 set) + * 0c 12 18 24 30 48 60 6c + * padding 100 bytes + */ + memset(&cmd, 0, sizeof(cmd)); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + memcpy(cmd.ssid, params->ssid, params->ssid_len); + cmd.bsstype = CMD_BSS_TYPE_IBSS; + cmd.beaconperiod = cpu_to_le16(params->beacon_interval); + cmd.ibss.header.id = WLAN_EID_IBSS_PARAMS; + cmd.ibss.header.len = 2; + cmd.ibss.atimwindow = 0; + cmd.ds.header.id = WLAN_EID_DS_PARAMS; + cmd.ds.header.len = 1; + cmd.ds.channel = params->channel->hw_value; + /* Only v8 and below support setting probe delay */ + if (MRVL_FW_MAJOR_REV(priv->fwrelease) <= 8) + cmd.probedelay = cpu_to_le16(CMD_SCAN_PROBE_DELAY_TIME); + /* TODO: mix in WLAN_CAPABILITY_PRIVACY */ + capability = WLAN_CAPABILITY_IBSS; + cmd.capability = cpu_to_le16(capability); + lbs_add_rates(cmd.rates); + + + ret = lbs_cmd_with_response(priv, CMD_802_11_AD_HOC_START, &cmd); + if (ret) + goto out; + + /* + * This is a sample response to CMD_802_11_AD_HOC_JOIN: + * + * response 2b 80 + * size 14 00 + * sequence xx xx + * result 00 00 + * reserved 00 + * bssid 02 2b 7b 0f 86 0e + */ + lbs_join_post(priv, params, resp->bssid, capability); + + out: + lbs_deb_leave_args(LBS_DEB_CFG80211, "ret %d", ret); + return ret; +} + + +static int lbs_join_ibss(struct wiphy *wiphy, struct net_device *dev, + struct cfg80211_ibss_params *params) +{ + struct lbs_private *priv = wiphy_priv(wiphy); + int ret = 0; + struct cfg80211_bss *bss; + DECLARE_SSID_BUF(ssid_buf); + + lbs_deb_enter(LBS_DEB_CFG80211); + + if (!params->channel) { + ret = -ENOTSUPP; + goto out; + } + + ret = lbs_set_channel(priv, params->channel->hw_value); + if (ret) + goto out; + + /* Search if someone is beaconing. This assumes that the + * bss list is populated already */ + bss = cfg80211_get_bss(wiphy, params->channel, params->bssid, + params->ssid, params->ssid_len, + WLAN_CAPABILITY_IBSS, WLAN_CAPABILITY_IBSS); + + if (bss) { + ret = lbs_ibss_join_existing(priv, params, bss); + cfg80211_put_bss(bss); + } else + ret = lbs_ibss_start_new(priv, params); + + + out: + lbs_deb_leave_args(LBS_DEB_CFG80211, "ret %d", ret); + return ret; +} + + +static int lbs_leave_ibss(struct wiphy *wiphy, struct net_device *dev) +{ + struct lbs_private *priv = wiphy_priv(wiphy); + struct cmd_ds_802_11_ad_hoc_stop cmd; + int ret = 0; + + lbs_deb_enter(LBS_DEB_CFG80211); + + memset(&cmd, 0, sizeof(cmd)); + cmd.hdr.size = cpu_to_le16(sizeof(cmd)); + ret = lbs_cmd_with_response(priv, CMD_802_11_AD_HOC_STOP, &cmd); + + /* TODO: consider doing this at MACREG_INT_CODE_ADHOC_BCN_LOST time */ + lbs_mac_event_disconnected(priv); + + lbs_deb_leave_args(LBS_DEB_CFG80211, "ret %d", ret); + return ret; +} + + + + +/*************************************************************************** + * Initialization + */ + static struct cfg80211_ops lbs_cfg80211_ops = { .set_channel = lbs_cfg_set_channel, + .scan = lbs_cfg_scan, + .connect = lbs_cfg_connect, + .disconnect = lbs_cfg_disconnect, + .add_key = lbs_cfg_add_key, + .del_key = lbs_cfg_del_key, + .set_default_key = lbs_cfg_set_default_key, + .get_station = lbs_cfg_get_station, + .dump_survey = lbs_get_survey, + .change_virtual_intf = lbs_change_intf, + .join_ibss = lbs_join_ibss, + .leave_ibss = lbs_leave_ibss, }; @@ -142,6 +1984,36 @@ struct wireless_dev *lbs_cfg_alloc(struct device *dev) } +static void lbs_cfg_set_regulatory_hint(struct lbs_private *priv) +{ + struct region_code_mapping { + const char *cn; + int code; + }; + + /* Section 5.17.2 */ + static struct region_code_mapping regmap[] = { + {"US ", 0x10}, /* US FCC */ + {"CA ", 0x20}, /* Canada */ + {"EU ", 0x30}, /* ETSI */ + {"ES ", 0x31}, /* Spain */ + {"FR ", 0x32}, /* France */ + {"JP ", 0x40}, /* Japan */ + }; + size_t i; + + lbs_deb_enter(LBS_DEB_CFG80211); + + for (i = 0; i < ARRAY_SIZE(regmap); i++) + if (regmap[i].code == priv->regioncode) { + regulatory_hint(priv->wdev->wiphy, regmap[i].cn); + break; + } + + lbs_deb_leave(LBS_DEB_CFG80211); +} + + /* * This function get's called after lbs_setup_firmware() determined the * firmware capabities. So we can setup the wiphy according to our @@ -157,10 +2029,12 @@ int lbs_cfg_register(struct lbs_private *priv) wdev->wiphy->max_scan_ssids = 1; wdev->wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM; - /* TODO: BIT(NL80211_IFTYPE_ADHOC); */ - wdev->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION); + wdev->wiphy->interface_modes = + BIT(NL80211_IFTYPE_STATION) | + BIT(NL80211_IFTYPE_ADHOC); + if (lbs_rtap_supported(priv)) + wdev->wiphy->interface_modes |= BIT(NL80211_IFTYPE_MONITOR); - /* TODO: honor priv->regioncode */ wdev->wiphy->bands[IEEE80211_BAND_2GHZ] = &lbs_band_2ghz; /* @@ -169,6 +2043,7 @@ int lbs_cfg_register(struct lbs_private *priv) */ wdev->wiphy->cipher_suites = cipher_suites; wdev->wiphy->n_cipher_suites = ARRAY_SIZE(cipher_suites); + wdev->wiphy->reg_notifier = lbs_reg_notifier; ret = wiphy_register(wdev->wiphy); if (ret < 0) @@ -180,10 +2055,129 @@ int lbs_cfg_register(struct lbs_private *priv) if (ret) lbs_pr_err("cannot register network device\n"); + INIT_DELAYED_WORK(&priv->scan_work, lbs_scan_worker); + + lbs_cfg_set_regulatory_hint(priv); + lbs_deb_leave_args(LBS_DEB_CFG80211, "ret %d", ret); return ret; } +/** + * @brief This function sets DOMAIN INFO to FW + * @param priv pointer to struct lbs_private + * @return 0; -1 +*/ +static int lbs_11d_set_domain_info(struct lbs_private *priv) +{ + int ret; + + ret = lbs_prepare_and_send_command(priv, CMD_802_11D_DOMAIN_INFO, + CMD_ACT_SET, + CMD_OPTION_WAITFORRSP, 0, NULL); + if (ret) + lbs_deb_11d("fail to dnld domain info\n"); + + return ret; +} + +static void lbs_send_domain_info_cmd_fw(struct wiphy *wiphy, + struct regulatory_request *request) +{ + u8 no_of_triplet = 0; + u8 no_of_parsed_chan = 0; + u8 first_channel = 0, next_chan = 0, max_pwr = 0; + u8 i, flag = 0; + enum ieee80211_band band; + struct ieee80211_supported_band *sband; + struct ieee80211_channel *ch; + struct lbs_private *priv = wiphy_priv(wiphy); + struct lbs_802_11d_domain_reg *domain_info = &priv->domain_reg; + int ret = 0; + + lbs_deb_enter(LBS_DEB_CFG80211); + + /* Set country code */ + domain_info->country_code[0] = request->alpha2[0]; + domain_info->country_code[1] = request->alpha2[1]; + domain_info->country_code[2] = ' '; + + for (band = 0; band < IEEE80211_NUM_BANDS ; band++) { + + if (!wiphy->bands[band]) + continue; + + sband = wiphy->bands[band]; + + for (i = 0; i < sband->n_channels ; i++) { + ch = &sband->channels[i]; + if (ch->flags & IEEE80211_CHAN_DISABLED) + continue; + + if (!flag) { + flag = 1; + next_chan = first_channel = (u32) ch->hw_value; + max_pwr = ch->max_power; + no_of_parsed_chan = 1; + continue; + } + + if (ch->hw_value == next_chan + 1 && + ch->max_power == max_pwr) { + next_chan++; + no_of_parsed_chan++; + } else { + domain_info->triplet[no_of_triplet] + .chans.first_channel = first_channel; + domain_info->triplet[no_of_triplet] + .chans.num_channels = no_of_parsed_chan; + domain_info->triplet[no_of_triplet] + .chans.max_power = max_pwr; + no_of_triplet++; + flag = 0; + } + } + if (flag) { + domain_info->triplet[no_of_triplet] + .chans.first_channel = first_channel; + domain_info->triplet[no_of_triplet] + .chans.num_channels = no_of_parsed_chan; + domain_info->triplet[no_of_triplet] + .chans.max_power = max_pwr; + no_of_triplet++; + } + } + + domain_info->no_triplet = no_of_triplet; + + /* Set domain info */ + ret = lbs_11d_set_domain_info(priv); + if (ret) + lbs_pr_err("11D: error setting domain info in FW\n"); + + lbs_deb_leave(LBS_DEB_CFG80211); +} + +int lbs_reg_notifier(struct wiphy *wiphy, + struct regulatory_request *request) +{ + lbs_deb_enter_args(LBS_DEB_CFG80211, "cfg80211 regulatory domain " + "callback for domain %c%c\n", request->alpha2[0], + request->alpha2[1]); + + lbs_send_domain_info_cmd_fw(wiphy, request); + + lbs_deb_leave(LBS_DEB_CFG80211); + + return 0; +} + +void lbs_scan_deinit(struct lbs_private *priv) +{ + lbs_deb_enter(LBS_DEB_CFG80211); + cancel_delayed_work_sync(&priv->scan_work); +} + void lbs_cfg_free(struct lbs_private *priv) { diff --git a/drivers/net/wireless/libertas/cfg.h b/drivers/net/wireless/libertas/cfg.h index e09a193a34d6..756fb98f9f05 100644 --- a/drivers/net/wireless/libertas/cfg.h +++ b/drivers/net/wireless/libertas/cfg.h @@ -1,16 +1,27 @@ #ifndef __LBS_CFG80211_H__ #define __LBS_CFG80211_H__ -#include "dev.h" +struct device; +struct lbs_private; +struct regulatory_request; +struct wiphy; struct wireless_dev *lbs_cfg_alloc(struct device *dev); int lbs_cfg_register(struct lbs_private *priv); void lbs_cfg_free(struct lbs_private *priv); -int lbs_send_specific_ssid_scan(struct lbs_private *priv, u8 *ssid, - u8 ssid_len); -int lbs_scan_networks(struct lbs_private *priv, int full_scan); -void lbs_cfg_scan_worker(struct work_struct *work); +int lbs_reg_notifier(struct wiphy *wiphy, + struct regulatory_request *request); +/* All of those are TODOs: */ +#define lbs_cmd_802_11_rssi(priv, cmdptr) (0) +#define lbs_ret_802_11_rssi(priv, resp) (0) +#define lbs_cmd_bcn_ctrl(priv, cmdptr, cmd_action) (0) +#define lbs_ret_802_11_bcn_ctrl(priv, resp) (0) + +void lbs_send_disconnect_notification(struct lbs_private *priv); +void lbs_send_mic_failureevent(struct lbs_private *priv, u32 event); + +void lbs_scan_deinit(struct lbs_private *priv); #endif diff --git a/drivers/net/wireless/libertas/cmd.c b/drivers/net/wireless/libertas/cmd.c index 0fa6b0e59ea5..6c8a9d952a01 100644 --- a/drivers/net/wireless/libertas/cmd.c +++ b/drivers/net/wireless/libertas/cmd.c @@ -7,13 +7,8 @@ #include <linux/sched.h> #include <linux/slab.h> -#include "host.h" #include "decl.h" -#include "defs.h" -#include "dev.h" -#include "assoc.h" -#include "wext.h" -#include "scan.h" +#include "cfg.h" #include "cmd.h" @@ -177,11 +172,6 @@ int lbs_update_hw_spec(struct lbs_private *priv) if (priv->mesh_dev) memcpy(priv->mesh_dev->dev_addr, priv->current_addr, ETH_ALEN); - if (lbs_set_regiontable(priv, priv->regioncode, 0)) { - ret = -1; - goto out; - } - out: lbs_deb_leave(LBS_DEB_CMD); return ret; @@ -909,6 +899,66 @@ void lbs_set_mac_control(struct lbs_private *priv) } /** + * @brief This function implements command CMD_802_11D_DOMAIN_INFO + * @param priv pointer to struct lbs_private + * @param cmd pointer to cmd buffer + * @param cmdno cmd ID + * @param cmdOption cmd action + * @return 0 +*/ +int lbs_cmd_802_11d_domain_info(struct lbs_private *priv, + struct cmd_ds_command *cmd, + u16 cmdoption) +{ + struct cmd_ds_802_11d_domain_info *pdomaininfo = + &cmd->params.domaininfo; + struct mrvl_ie_domain_param_set *domain = &pdomaininfo->domain; + u8 nr_triplet = priv->domain_reg.no_triplet; + + lbs_deb_enter(LBS_DEB_11D); + + lbs_deb_11d("nr_triplet=%x\n", nr_triplet); + + pdomaininfo->action = cpu_to_le16(cmdoption); + if (cmdoption == CMD_ACT_GET) { + cmd->size = cpu_to_le16(sizeof(pdomaininfo->action) + + sizeof(struct cmd_header)); + lbs_deb_hex(LBS_DEB_11D, "802_11D_DOMAIN_INFO", (u8 *) cmd, + le16_to_cpu(cmd->size)); + goto done; + } + + domain->header.type = cpu_to_le16(TLV_TYPE_DOMAIN); + memcpy(domain->countrycode, priv->domain_reg.country_code, + sizeof(domain->countrycode)); + + domain->header.len = cpu_to_le16(nr_triplet + * sizeof(struct ieee80211_country_ie_triplet) + + sizeof(domain->countrycode)); + + if (nr_triplet) { + memcpy(domain->triplet, priv->domain_reg.triplet, + nr_triplet * + sizeof(struct ieee80211_country_ie_triplet)); + + cmd->size = cpu_to_le16(sizeof(pdomaininfo->action) + + le16_to_cpu(domain->header.len) + + sizeof(struct mrvl_ie_header) + + sizeof(struct cmd_header)); + } else { + cmd->size = cpu_to_le16(sizeof(pdomaininfo->action) + + sizeof(struct cmd_header)); + } + + lbs_deb_hex(LBS_DEB_11D, "802_11D_DOMAIN_INFO", (u8 *) cmd, + le16_to_cpu(cmd->size)); + +done: + lbs_deb_enter(LBS_DEB_11D); + return 0; +} + +/** * @brief This function prepare the command before send to firmware. * * @param priv A pointer to struct lbs_private structure @@ -1006,6 +1056,11 @@ int lbs_prepare_and_send_command(struct lbs_private *priv, ret = 0; goto done; + case CMD_802_11D_DOMAIN_INFO: + cmdptr->command = cpu_to_le16(cmd_no); + ret = lbs_cmd_802_11d_domain_info(priv, cmdptr, cmd_action); + break; + case CMD_802_11_TPC_CFG: cmdptr->command = cpu_to_le16(CMD_802_11_TPC_CFG); cmdptr->size = @@ -1325,6 +1380,15 @@ int lbs_execute_next_command(struct lbs_private *priv) * check if in power save mode, if yes, put the device back * to PS mode */ +#ifdef TODO + /* + * This was the old code for libertas+wext. Someone that + * understands this beast should re-code it in a sane way. + * + * I actually don't understand why this is related to WPA + * and to connection status, shouldn't powering should be + * independ of such things? + */ if ((priv->psmode != LBS802_11POWERMODECAM) && (priv->psstate == PS_STATE_FULL_POWER) && ((priv->connect_status == LBS_CONNECTED) || @@ -1346,6 +1410,7 @@ int lbs_execute_next_command(struct lbs_private *priv) lbs_ps_sleep(priv, 0); } } +#endif } ret = 0; diff --git a/drivers/net/wireless/libertas/cmdresp.c b/drivers/net/wireless/libertas/cmdresp.c index d6c306353640..a0d9482ef5e2 100644 --- a/drivers/net/wireless/libertas/cmdresp.c +++ b/drivers/net/wireless/libertas/cmdresp.c @@ -5,18 +5,10 @@ #include <linux/slab.h> #include <linux/delay.h> #include <linux/sched.h> -#include <linux/if_arp.h> -#include <linux/netdevice.h> #include <asm/unaligned.h> -#include <net/iw_handler.h> +#include <net/cfg80211.h> -#include "host.h" -#include "decl.h" -#include "cmd.h" -#include "defs.h" -#include "dev.h" -#include "assoc.h" -#include "wext.h" +#include "cfg.h" #include "cmd.h" /** @@ -39,7 +31,9 @@ void lbs_mac_event_disconnected(struct lbs_private *priv) * It causes problem in the Supplicant */ msleep_interruptible(1000); - lbs_send_disconnect_notification(priv); + + if (priv->wdev->iftype == NL80211_IFTYPE_STATION) + lbs_send_disconnect_notification(priv); /* report disconnect to upper layer */ netif_stop_queue(priv->dev); @@ -50,23 +44,8 @@ void lbs_mac_event_disconnected(struct lbs_private *priv) priv->currenttxskb = NULL; priv->tx_pending_len = 0; - /* reset SNR/NF/RSSI values */ - memset(priv->SNR, 0x00, sizeof(priv->SNR)); - memset(priv->NF, 0x00, sizeof(priv->NF)); - memset(priv->RSSI, 0x00, sizeof(priv->RSSI)); - memset(priv->rawSNR, 0x00, sizeof(priv->rawSNR)); - memset(priv->rawNF, 0x00, sizeof(priv->rawNF)); - priv->nextSNRNF = 0; - priv->numSNRNF = 0; priv->connect_status = LBS_DISCONNECTED; - /* Clear out associated SSID and BSSID since connection is - * no longer valid. - */ - memset(&priv->curbssparams.bssid, 0, ETH_ALEN); - memset(&priv->curbssparams.ssid, 0, IEEE80211_MAX_SSID_LEN); - priv->curbssparams.ssid_len = 0; - if (priv->psstate != PS_STATE_FULL_POWER) { /* make firmware to exit PS mode */ lbs_deb_cmd("disconnected, so exit PS mode\n"); @@ -118,6 +97,52 @@ static int lbs_ret_reg_access(struct lbs_private *priv, return ret; } +/** + * @brief This function parses countryinfo from AP and download country info to FW + * @param priv pointer to struct lbs_private + * @param resp pointer to command response buffer + * @return 0; -1 + */ +static int lbs_ret_802_11d_domain_info(struct cmd_ds_command *resp) +{ + struct cmd_ds_802_11d_domain_info *domaininfo = + &resp->params.domaininforesp; + struct mrvl_ie_domain_param_set *domain = &domaininfo->domain; + u16 action = le16_to_cpu(domaininfo->action); + s16 ret = 0; + u8 nr_triplet = 0; + + lbs_deb_enter(LBS_DEB_11D); + + lbs_deb_hex(LBS_DEB_11D, "domain info resp", (u8 *) resp, + (int)le16_to_cpu(resp->size)); + + nr_triplet = (le16_to_cpu(domain->header.len) - COUNTRY_CODE_LEN) / + sizeof(struct ieee80211_country_ie_triplet); + + lbs_deb_11d("domain info resp: nr_triplet %d\n", nr_triplet); + + if (nr_triplet > MRVDRV_MAX_TRIPLET_802_11D) { + lbs_deb_11d("invalid number of triplets returned!!\n"); + return -1; + } + + switch (action) { + case CMD_ACT_SET: /*Proc set action */ + break; + + case CMD_ACT_GET: + break; + default: + lbs_deb_11d("invalid action:%d\n", domaininfo->action); + ret = -1; + break; + } + + lbs_deb_leave_args(LBS_DEB_11D, "ret %d", ret); + return ret; +} + static inline int handle_cmd_response(struct lbs_private *priv, struct cmd_header *cmd_response) { @@ -151,6 +176,10 @@ static inline int handle_cmd_response(struct lbs_private *priv, ret = lbs_ret_802_11_rssi(priv, resp); break; + case CMD_RET(CMD_802_11D_DOMAIN_INFO): + ret = lbs_ret_802_11d_domain_info(resp); + break; + case CMD_RET(CMD_802_11_TPC_CFG): spin_lock_irqsave(&priv->driver_lock, flags); memmove((void *)priv->cur_cmd->callback_arg, &resp->params.tpccfg, @@ -262,7 +291,7 @@ int lbs_process_command_response(struct lbs_private *priv, u8 *data, u32 len) * ad-hoc mode. It takes place in * lbs_execute_next_command(). */ - if (priv->mode == IW_MODE_ADHOC && + if (priv->wdev->iftype == NL80211_IFTYPE_MONITOR && action == CMD_SUBCMD_ENTER_PS) priv->psmode = LBS802_11POWERMODECAM; } else if (action == CMD_SUBCMD_ENTER_PS) { diff --git a/drivers/net/wireless/libertas/debugfs.c b/drivers/net/wireless/libertas/debugfs.c index de2caac11dd6..17367463c855 100644 --- a/drivers/net/wireless/libertas/debugfs.c +++ b/drivers/net/wireless/libertas/debugfs.c @@ -1,18 +1,13 @@ -#include <linux/module.h> #include <linux/dcache.h> #include <linux/debugfs.h> #include <linux/delay.h> #include <linux/mm.h> #include <linux/string.h> #include <linux/slab.h> -#include <net/iw_handler.h> -#include <net/lib80211.h> -#include "dev.h" #include "decl.h" -#include "host.h" -#include "debugfs.h" #include "cmd.h" +#include "debugfs.h" static struct dentry *lbs_dir; static char *szStates[] = { @@ -60,51 +55,6 @@ static ssize_t lbs_dev_info(struct file *file, char __user *userbuf, return res; } - -static ssize_t lbs_getscantable(struct file *file, char __user *userbuf, - size_t count, loff_t *ppos) -{ - struct lbs_private *priv = file->private_data; - size_t pos = 0; - int numscansdone = 0, res; - unsigned long addr = get_zeroed_page(GFP_KERNEL); - char *buf = (char *)addr; - DECLARE_SSID_BUF(ssid); - struct bss_descriptor * iter_bss; - if (!buf) - return -ENOMEM; - - pos += snprintf(buf+pos, len-pos, - "# | ch | rssi | bssid | cap | Qual | SSID\n"); - - mutex_lock(&priv->lock); - list_for_each_entry (iter_bss, &priv->network_list, list) { - u16 ibss = (iter_bss->capability & WLAN_CAPABILITY_IBSS); - u16 privacy = (iter_bss->capability & WLAN_CAPABILITY_PRIVACY); - u16 spectrum_mgmt = (iter_bss->capability & WLAN_CAPABILITY_SPECTRUM_MGMT); - - pos += snprintf(buf+pos, len-pos, "%02u| %03d | %04d | %pM |", - numscansdone, iter_bss->channel, iter_bss->rssi, - iter_bss->bssid); - pos += snprintf(buf+pos, len-pos, " %04x-", iter_bss->capability); - pos += snprintf(buf+pos, len-pos, "%c%c%c |", - ibss ? 'A' : 'I', privacy ? 'P' : ' ', - spectrum_mgmt ? 'S' : ' '); - pos += snprintf(buf+pos, len-pos, " %04d |", SCAN_RSSI(iter_bss->rssi)); - pos += snprintf(buf+pos, len-pos, " %s\n", - print_ssid(ssid, iter_bss->ssid, - iter_bss->ssid_len)); - - numscansdone++; - } - mutex_unlock(&priv->lock); - - res = simple_read_from_buffer(userbuf, count, ppos, buf, pos); - - free_page(addr); - return res; -} - static ssize_t lbs_sleepparams_write(struct file *file, const char __user *user_buf, size_t count, loff_t *ppos) @@ -723,8 +673,6 @@ struct lbs_debugfs_files { static const struct lbs_debugfs_files debugfs_files[] = { { "info", 0444, FOPS(lbs_dev_info, write_file_dummy), }, - { "getscantable", 0444, FOPS(lbs_getscantable, - write_file_dummy), }, { "sleepparams", 0644, FOPS(lbs_sleepparams_read, lbs_sleepparams_write), }, }; diff --git a/drivers/net/wireless/libertas/decl.h b/drivers/net/wireless/libertas/decl.h index 61db8bc62b3c..ba5438a7ba17 100644 --- a/drivers/net/wireless/libertas/decl.h +++ b/drivers/net/wireless/libertas/decl.h @@ -1,3 +1,4 @@ + /** * This file contains declaration referring to * functions defined in other source files @@ -12,6 +13,7 @@ struct lbs_private; struct sk_buff; struct net_device; +struct cmd_ds_command; /* ethtool.c */ @@ -34,6 +36,8 @@ int lbs_start_card(struct lbs_private *priv); void lbs_stop_card(struct lbs_private *priv); void lbs_host_to_card_done(struct lbs_private *priv); +int lbs_rtap_supported(struct lbs_private *priv); + int lbs_set_mac_address(struct net_device *dev, void *addr); void lbs_set_multicast_list(struct net_device *dev); @@ -49,5 +53,9 @@ int lbs_exit_auto_deep_sleep(struct lbs_private *priv); u32 lbs_fw_index_to_data_rate(u8 index); u8 lbs_data_rate_to_fw_index(u32 rate); +int lbs_cmd_802_11d_domain_info(struct lbs_private *priv, + struct cmd_ds_command *cmd, u16 cmdoption); + +int lbs_ret_802_11d_domain_info(struct cmd_ds_command *resp); #endif diff --git a/drivers/net/wireless/libertas/dev.h b/drivers/net/wireless/libertas/dev.h index 71c5ad46ebf6..4536d9c0ad87 100644 --- a/drivers/net/wireless/libertas/dev.h +++ b/drivers/net/wireless/libertas/dev.h @@ -7,8 +7,8 @@ #define _LBS_DEV_H_ #include "mesh.h" -#include "scan.h" -#include "assoc.h" +#include "defs.h" +#include "host.h" #include <linux/kfifo.h> @@ -29,7 +29,6 @@ struct lbs_private { /* Basic networking */ struct net_device *dev; u32 connect_status; - int infra_open; struct work_struct mcast_work; u32 nr_of_multicastmacaddr; u8 multicastlist[MRVDRV_MAX_MULTICAST_LIST_SIZE][ETH_ALEN]; @@ -37,6 +36,9 @@ struct lbs_private { /* CFG80211 */ struct wireless_dev *wdev; bool wiphy_registered; + struct cfg80211_scan_request *scan_req; + u8 assoc_bss[ETH_ALEN]; + u8 disassoc_reason; /* Mesh */ struct net_device *mesh_dev; /* Virtual device */ @@ -49,10 +51,6 @@ struct lbs_private { u8 mesh_ssid_len; #endif - /* Monitor mode */ - struct net_device *rtap_net_dev; - u32 monitormode; - /* Debugfs */ struct dentry *debugfs_dir; struct dentry *debugfs_debug; @@ -62,6 +60,9 @@ struct lbs_private { struct dentry *regs_dir; struct dentry *debugfs_regs_files[6]; + /** 11D and domain regulatory data */ + struct lbs_802_11d_domain_reg domain_reg; + /* Hardware debugging */ u32 mac_offset; u32 bbp_offset; @@ -133,14 +134,10 @@ struct lbs_private { struct workqueue_struct *work_thread; /** Encryption stuff */ - struct lbs_802_11_security secinfo; - struct enc_key wpa_mcast_key; - struct enc_key wpa_unicast_key; - u8 wpa_ie[MAX_WPA_IE_LEN]; - u8 wpa_ie_len; - u16 wep_tx_keyidx; - struct enc_key wep_keys[4]; u8 authtype_auto; + u8 wep_tx_key; + u8 wep_key[4][WLAN_KEY_LEN_WEP104]; + u8 wep_key_len[4]; /* Wake On LAN */ uint32_t wol_criteria; @@ -161,6 +158,7 @@ struct lbs_private { /* NIC/link operation characteristics */ u16 mac_control; u8 radio_on; + u8 cur_rate; u8 channel; s16 txpower_cur; s16 txpower_min; @@ -169,42 +167,6 @@ struct lbs_private { /** Scanning */ struct delayed_work scan_work; int scan_channel; - /* remember which channel was scanned last, != 0 if currently scanning */ - u8 scan_ssid[IEEE80211_MAX_SSID_LEN + 1]; - u8 scan_ssid_len; - - /* Associating */ - struct delayed_work assoc_work; - struct current_bss_params curbssparams; - u8 mode; - struct list_head network_list; - struct list_head network_free_list; - struct bss_descriptor *networks; - struct assoc_request * pending_assoc_req; - struct assoc_request * in_progress_assoc_req; - uint16_t enablehwauto; - - /* ADHOC */ - u16 beacon_period; - u8 beacon_enable; - u8 adhoccreate; - - /* WEXT */ - char name[DEV_NAME_LEN]; - u8 nodename[16]; - struct iw_statistics wstats; - u8 cur_rate; -#define MAX_REGION_CHANNEL_NUM 2 - struct region_channel region_channel[MAX_REGION_CHANNEL_NUM]; - - /** Requested Signal Strength*/ - u16 SNR[MAX_TYPE_B][MAX_TYPE_AVG]; - u16 NF[MAX_TYPE_B][MAX_TYPE_AVG]; - u8 RSSI[MAX_TYPE_B][MAX_TYPE_AVG]; - u8 rawSNR[DEFAULT_DATA_AVG_FACTOR]; - u8 rawNF[DEFAULT_DATA_AVG_FACTOR]; - u16 nextSNRNF; - u16 numSNRNF; }; extern struct cmd_confirm_sleep confirm_sleep; diff --git a/drivers/net/wireless/libertas/ethtool.c b/drivers/net/wireless/libertas/ethtool.c index 0cf31bbf6567..50193aac679e 100644 --- a/drivers/net/wireless/libertas/ethtool.c +++ b/drivers/net/wireless/libertas/ethtool.c @@ -2,13 +2,8 @@ #include <linux/ethtool.h> #include <linux/delay.h> -#include "host.h" #include "decl.h" -#include "defs.h" -#include "dev.h" -#include "wext.h" #include "cmd.h" -#include "mesh.h" static void lbs_ethtool_get_drvinfo(struct net_device *dev, diff --git a/drivers/net/wireless/libertas/host.h b/drivers/net/wireless/libertas/host.h index 3bd5d3b6037a..db8e209878c1 100644 --- a/drivers/net/wireless/libertas/host.h +++ b/drivers/net/wireless/libertas/host.h @@ -389,6 +389,30 @@ struct lbs_offset_value { u32 value; } __packed; +#define MRVDRV_MAX_TRIPLET_802_11D 83 + +#define COUNTRY_CODE_LEN 3 + +struct mrvl_ie_domain_param_set { + struct mrvl_ie_header header; + + u8 countrycode[COUNTRY_CODE_LEN]; + struct ieee80211_country_ie_triplet triplet[1]; +} __attribute__ ((packed)); + +struct cmd_ds_802_11d_domain_info { + __le16 action; + struct mrvl_ie_domain_param_set domain; +} __attribute__ ((packed)); + +struct lbs_802_11d_domain_reg { + /** Country code*/ + u8 country_code[COUNTRY_CODE_LEN]; + /** No. of triplet*/ + u8 no_triplet; + struct ieee80211_country_ie_triplet triplet[MRVDRV_MAX_TRIPLET_802_11D]; +} __attribute__ ((packed)); + /* * Define data structure for CMD_GET_HW_SPEC * This structure defines the response for the GET_HW_SPEC command @@ -949,6 +973,9 @@ struct cmd_ds_command { struct cmd_ds_bbp_reg_access bbpreg; struct cmd_ds_rf_reg_access rfreg; + struct cmd_ds_802_11d_domain_info domaininfo; + struct cmd_ds_802_11d_domain_info domaininforesp; + struct cmd_ds_802_11_tpc_cfg tpccfg; struct cmd_ds_802_11_afc afc; struct cmd_ds_802_11_led_ctrl ledgpio; @@ -958,5 +985,4 @@ struct cmd_ds_command { struct cmd_ds_802_11_beacon_control bcn_ctrl; } params; } __packed; - #endif diff --git a/drivers/net/wireless/libertas/main.c b/drivers/net/wireless/libertas/main.c index abfecc4814b4..b519fc70f04f 100644 --- a/drivers/net/wireless/libertas/main.c +++ b/drivers/net/wireless/libertas/main.c @@ -11,20 +11,14 @@ #include <linux/if_arp.h> #include <linux/kthread.h> #include <linux/kfifo.h> -#include <linux/stddef.h> -#include <linux/ieee80211.h> #include <linux/slab.h> -#include <net/iw_handler.h> #include <net/cfg80211.h> #include "host.h" #include "decl.h" #include "dev.h" -#include "wext.h" #include "cfg.h" #include "debugfs.h" -#include "scan.h" -#include "assoc.h" #include "cmd.h" #define DRIVER_RELEASE_VERSION "323.p0" @@ -96,72 +90,6 @@ u8 lbs_data_rate_to_fw_index(u32 rate) } -static int lbs_add_rtap(struct lbs_private *priv); -static void lbs_remove_rtap(struct lbs_private *priv); - - -/** - * Get function for sysfs attribute rtap - */ -static ssize_t lbs_rtap_get(struct device *dev, - struct device_attribute *attr, char * buf) -{ - struct lbs_private *priv = to_net_dev(dev)->ml_priv; - return snprintf(buf, 5, "0x%X\n", priv->monitormode); -} - -/** - * Set function for sysfs attribute rtap - */ -static ssize_t lbs_rtap_set(struct device *dev, - struct device_attribute *attr, const char * buf, size_t count) -{ - int monitor_mode; - struct lbs_private *priv = to_net_dev(dev)->ml_priv; - - sscanf(buf, "%x", &monitor_mode); - if (monitor_mode) { - if (priv->monitormode == monitor_mode) - return strlen(buf); - if (!priv->monitormode) { - if (priv->infra_open || lbs_mesh_open(priv)) - return -EBUSY; - if (priv->mode == IW_MODE_INFRA) - lbs_cmd_80211_deauthenticate(priv, - priv->curbssparams.bssid, - WLAN_REASON_DEAUTH_LEAVING); - else if (priv->mode == IW_MODE_ADHOC) - lbs_adhoc_stop(priv); - lbs_add_rtap(priv); - } - priv->monitormode = monitor_mode; - } else { - if (!priv->monitormode) - return strlen(buf); - priv->monitormode = 0; - lbs_remove_rtap(priv); - - if (priv->currenttxskb) { - dev_kfree_skb_any(priv->currenttxskb); - priv->currenttxskb = NULL; - } - - /* Wake queues, command thread, etc. */ - lbs_host_to_card_done(priv); - } - - lbs_prepare_and_send_command(priv, - CMD_802_11_MONITOR_MODE, CMD_ACT_SET, - CMD_OPTION_WAITFORRSP, 0, &priv->monitormode); - return strlen(buf); -} - -/** - * lbs_rtap attribute to be exported per ethX interface - * through sysfs (/sys/class/net/ethX/lbs_rtap) - */ -static DEVICE_ATTR(lbs_rtap, 0644, lbs_rtap_get, lbs_rtap_set ); - /** * @brief This function opens the ethX interface * @@ -177,13 +105,6 @@ static int lbs_dev_open(struct net_device *dev) spin_lock_irq(&priv->driver_lock); - if (priv->monitormode) { - ret = -EBUSY; - goto out; - } - - priv->infra_open = 1; - if (priv->connect_status == LBS_CONNECTED) netif_carrier_on(dev); else @@ -191,7 +112,6 @@ static int lbs_dev_open(struct net_device *dev) if (!priv->tx_pending_len) netif_wake_queue(dev); - out: spin_unlock_irq(&priv->driver_lock); lbs_deb_leave_args(LBS_DEB_NET, "ret %d", ret); @@ -211,7 +131,6 @@ static int lbs_eth_stop(struct net_device *dev) lbs_deb_enter(LBS_DEB_NET); spin_lock_irq(&priv->driver_lock); - priv->infra_open = 0; netif_stop_queue(dev); spin_unlock_irq(&priv->driver_lock); @@ -733,6 +652,9 @@ static int lbs_setup_firmware(struct lbs_private *priv) priv->txpower_max = maxlevel; } + /* Send cmd to FW to enable 11D function */ + ret = lbs_set_snmp_mib(priv, SNMP_MIB_OID_11D_ENABLE, 1); + lbs_set_mac_control(priv); done: lbs_deb_leave_args(LBS_DEB_FW, "ret %d", ret); @@ -822,37 +744,16 @@ int lbs_exit_auto_deep_sleep(struct lbs_private *priv) static int lbs_init_adapter(struct lbs_private *priv) { - size_t bufsize; - int i, ret = 0; + int ret; lbs_deb_enter(LBS_DEB_MAIN); - /* Allocate buffer to store the BSSID list */ - bufsize = MAX_NETWORK_COUNT * sizeof(struct bss_descriptor); - priv->networks = kzalloc(bufsize, GFP_KERNEL); - if (!priv->networks) { - lbs_pr_err("Out of memory allocating beacons\n"); - ret = -1; - goto out; - } - - /* Initialize scan result lists */ - INIT_LIST_HEAD(&priv->network_free_list); - INIT_LIST_HEAD(&priv->network_list); - for (i = 0; i < MAX_NETWORK_COUNT; i++) { - list_add_tail(&priv->networks[i].list, - &priv->network_free_list); - } - memset(priv->current_addr, 0xff, ETH_ALEN); priv->connect_status = LBS_DISCONNECTED; - priv->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM; - priv->mode = IW_MODE_INFRA; priv->channel = DEFAULT_AD_HOC_CHANNEL; priv->mac_control = CMD_ACT_MAC_RX_ON | CMD_ACT_MAC_TX_ON; priv->radio_on = 1; - priv->enablehwauto = 1; priv->psmode = LBS802_11POWERMODECAM; priv->psstate = PS_STATE_FULL_POWER; priv->is_deep_sleep = 0; @@ -907,8 +808,6 @@ static void lbs_free_adapter(struct lbs_private *priv) kfifo_free(&priv->event_fifo); del_timer(&priv->command_timer); del_timer(&priv->auto_deepsleep_timer); - kfree(priv->networks); - priv->networks = NULL; lbs_deb_leave(LBS_DEB_MAIN); } @@ -945,7 +844,7 @@ struct lbs_private *lbs_add_card(void *card, struct device *dmdev) lbs_pr_err("cfg80211 init failed\n"); goto done; } - /* TODO? */ + wdev->iftype = NL80211_IFTYPE_STATION; priv = wdev_priv(wdev); priv->wdev = wdev; @@ -955,7 +854,6 @@ struct lbs_private *lbs_add_card(void *card, struct device *dmdev) goto err_wdev; } - //TODO? dev = alloc_netdev_mq(0, "wlan%d", ether_setup, IWM_TX_QUEUES); dev = alloc_netdev(0, "wlan%d", ether_setup); if (!dev) { dev_err(dmdev, "no memory for network device instance\n"); @@ -971,20 +869,10 @@ struct lbs_private *lbs_add_card(void *card, struct device *dmdev) dev->netdev_ops = &lbs_netdev_ops; dev->watchdog_timeo = 5 * HZ; dev->ethtool_ops = &lbs_ethtool_ops; -#ifdef WIRELESS_EXT - dev->wireless_handlers = &lbs_handler_def; -#endif dev->flags |= IFF_BROADCAST | IFF_MULTICAST; - - // TODO: kzalloc + iwm_init_default_profile(iwm, iwm->umac_profile); ?? - - priv->card = card; - priv->infra_open = 0; - - priv->rtap_net_dev = NULL; strcpy(dev->name, "wlan%d"); lbs_deb_thread("Starting main thread...\n"); @@ -996,8 +884,6 @@ struct lbs_private *lbs_add_card(void *card, struct device *dmdev) } priv->work_thread = create_singlethread_workqueue("lbs_worker"); - INIT_DELAYED_WORK(&priv->assoc_work, lbs_association_worker); - INIT_DELAYED_WORK(&priv->scan_work, lbs_scan_worker); INIT_WORK(&priv->mcast_work, lbs_set_mcast_worker); priv->wol_criteria = 0xffffffff; @@ -1031,12 +917,10 @@ void lbs_remove_card(struct lbs_private *priv) lbs_deb_enter(LBS_DEB_MAIN); lbs_remove_mesh(priv); - lbs_remove_rtap(priv); + lbs_scan_deinit(priv); dev = priv->dev; - cancel_delayed_work_sync(&priv->scan_work); - cancel_delayed_work_sync(&priv->assoc_work); cancel_work_sync(&priv->mcast_work); /* worker thread destruction blocks on the in-flight command which @@ -1051,8 +935,6 @@ void lbs_remove_card(struct lbs_private *priv) lbs_ps_wakeup(priv, CMD_OPTION_WAITFORRSP); } - lbs_send_disconnect_notification(priv); - if (priv->is_deep_sleep) { priv->is_deep_sleep = 0; wake_up_interruptible(&priv->ds_awake_q); @@ -1077,7 +959,7 @@ void lbs_remove_card(struct lbs_private *priv) EXPORT_SYMBOL_GPL(lbs_remove_card); -static int lbs_rtap_supported(struct lbs_private *priv) +int lbs_rtap_supported(struct lbs_private *priv) { if (MRVL_FW_MAJOR_REV(priv->fwrelease) == MRVL_FW_V5) return 1; @@ -1109,16 +991,6 @@ int lbs_start_card(struct lbs_private *priv) lbs_init_mesh(priv); - /* - * While rtap isn't related to mesh, only mesh-enabled - * firmware implements the rtap functionality via - * CMD_802_11_MONITOR_MODE. - */ - if (lbs_rtap_supported(priv)) { - if (device_create_file(&dev->dev, &dev_attr_lbs_rtap)) - lbs_pr_err("cannot register lbs_rtap attribute\n"); - } - lbs_debugfs_init_one(priv, dev); lbs_pr_info("%s: Marvell WLAN 802.11 adapter\n", dev->name); @@ -1150,9 +1022,6 @@ void lbs_stop_card(struct lbs_private *priv) lbs_debugfs_remove_one(priv); lbs_deinit_mesh(priv); - if (lbs_rtap_supported(priv)) - device_remove_file(&dev->dev, &dev_attr_lbs_rtap); - /* Delete the timeout of the currently processing command */ del_timer_sync(&priv->command_timer); del_timer_sync(&priv->auto_deepsleep_timer); @@ -1239,87 +1108,6 @@ static void __exit lbs_exit_module(void) lbs_deb_leave(LBS_DEB_MAIN); } -/* - * rtap interface support fuctions - */ - -static int lbs_rtap_open(struct net_device *dev) -{ - /* Yes, _stop_ the queue. Because we don't support injection */ - lbs_deb_enter(LBS_DEB_MAIN); - netif_carrier_off(dev); - netif_stop_queue(dev); - lbs_deb_leave(LBS_DEB_LEAVE); - return 0; -} - -static int lbs_rtap_stop(struct net_device *dev) -{ - lbs_deb_enter(LBS_DEB_MAIN); - lbs_deb_leave(LBS_DEB_MAIN); - return 0; -} - -static netdev_tx_t lbs_rtap_hard_start_xmit(struct sk_buff *skb, - struct net_device *dev) -{ - netif_stop_queue(dev); - return NETDEV_TX_BUSY; -} - -static void lbs_remove_rtap(struct lbs_private *priv) -{ - lbs_deb_enter(LBS_DEB_MAIN); - if (priv->rtap_net_dev == NULL) - goto out; - unregister_netdev(priv->rtap_net_dev); - free_netdev(priv->rtap_net_dev); - priv->rtap_net_dev = NULL; -out: - lbs_deb_leave(LBS_DEB_MAIN); -} - -static const struct net_device_ops rtap_netdev_ops = { - .ndo_open = lbs_rtap_open, - .ndo_stop = lbs_rtap_stop, - .ndo_start_xmit = lbs_rtap_hard_start_xmit, -}; - -static int lbs_add_rtap(struct lbs_private *priv) -{ - int ret = 0; - struct net_device *rtap_dev; - - lbs_deb_enter(LBS_DEB_MAIN); - if (priv->rtap_net_dev) { - ret = -EPERM; - goto out; - } - - rtap_dev = alloc_netdev(0, "rtap%d", ether_setup); - if (rtap_dev == NULL) { - ret = -ENOMEM; - goto out; - } - - memcpy(rtap_dev->dev_addr, priv->current_addr, ETH_ALEN); - rtap_dev->type = ARPHRD_IEEE80211_RADIOTAP; - rtap_dev->netdev_ops = &rtap_netdev_ops; - rtap_dev->ml_priv = priv; - SET_NETDEV_DEV(rtap_dev, priv->dev->dev.parent); - - ret = register_netdev(rtap_dev); - if (ret) { - free_netdev(rtap_dev); - goto out; - } - priv->rtap_net_dev = rtap_dev; - -out: - lbs_deb_leave_args(LBS_DEB_MAIN, "ret %d", ret); - return ret; -} - module_init(lbs_init_module); module_exit(lbs_exit_module); diff --git a/drivers/net/wireless/libertas/mesh.c b/drivers/net/wireless/libertas/mesh.c index e385af1f4583..bc5bc1384c35 100644 --- a/drivers/net/wireless/libertas/mesh.c +++ b/drivers/net/wireless/libertas/mesh.c @@ -5,6 +5,7 @@ #include <linux/if_arp.h> #include <linux/kthread.h> #include <linux/kfifo.h> +#include <net/cfg80211.h> #include "mesh.h" #include "decl.h" @@ -314,7 +315,7 @@ static int lbs_mesh_dev_open(struct net_device *dev) spin_lock_irq(&priv->driver_lock); - if (priv->monitormode) { + if (priv->wdev->iftype == NL80211_IFTYPE_MONITOR) { ret = -EBUSY; goto out; } @@ -369,9 +370,6 @@ int lbs_add_mesh(struct lbs_private *priv) SET_NETDEV_DEV(priv->mesh_dev, priv->dev->dev.parent); -#ifdef WIRELESS_EXT - mesh_dev->wireless_handlers = &mesh_handler_def; -#endif mesh_dev->flags |= IFF_BROADCAST | IFF_MULTICAST; /* Register virtual mesh interface */ ret = register_netdev(mesh_dev); diff --git a/drivers/net/wireless/libertas/mesh.h b/drivers/net/wireless/libertas/mesh.h index e2573303a328..84ea2481ff20 100644 --- a/drivers/net/wireless/libertas/mesh.h +++ b/drivers/net/wireless/libertas/mesh.h @@ -70,11 +70,6 @@ void lbs_persist_config_init(struct net_device *net); void lbs_persist_config_remove(struct net_device *net); -/* WEXT handler */ - -extern struct iw_handler_def mesh_handler_def; - - /* Ethtool statistics */ struct ethtool_stats; diff --git a/drivers/net/wireless/libertas/rx.c b/drivers/net/wireless/libertas/rx.c index 1c63f8ce7349..a4d0bca9ef2c 100644 --- a/drivers/net/wireless/libertas/rx.c +++ b/drivers/net/wireless/libertas/rx.c @@ -4,12 +4,13 @@ #include <linux/etherdevice.h> #include <linux/slab.h> #include <linux/types.h> +#include <net/cfg80211.h> +#include "defs.h" #include "host.h" #include "radiotap.h" #include "decl.h" #include "dev.h" -#include "wext.h" struct eth803hdr { u8 dest_addr[6]; @@ -39,98 +40,6 @@ static int process_rxed_802_11_packet(struct lbs_private *priv, struct sk_buff *skb); /** - * @brief This function computes the avgSNR . - * - * @param priv A pointer to struct lbs_private structure - * @return avgSNR - */ -static u8 lbs_getavgsnr(struct lbs_private *priv) -{ - u8 i; - u16 temp = 0; - if (priv->numSNRNF == 0) - return 0; - for (i = 0; i < priv->numSNRNF; i++) - temp += priv->rawSNR[i]; - return (u8) (temp / priv->numSNRNF); - -} - -/** - * @brief This function computes the AvgNF - * - * @param priv A pointer to struct lbs_private structure - * @return AvgNF - */ -static u8 lbs_getavgnf(struct lbs_private *priv) -{ - u8 i; - u16 temp = 0; - if (priv->numSNRNF == 0) - return 0; - for (i = 0; i < priv->numSNRNF; i++) - temp += priv->rawNF[i]; - return (u8) (temp / priv->numSNRNF); - -} - -/** - * @brief This function save the raw SNR/NF to our internel buffer - * - * @param priv A pointer to struct lbs_private structure - * @param prxpd A pointer to rxpd structure of received packet - * @return n/a - */ -static void lbs_save_rawSNRNF(struct lbs_private *priv, struct rxpd *p_rx_pd) -{ - if (priv->numSNRNF < DEFAULT_DATA_AVG_FACTOR) - priv->numSNRNF++; - priv->rawSNR[priv->nextSNRNF] = p_rx_pd->snr; - priv->rawNF[priv->nextSNRNF] = p_rx_pd->nf; - priv->nextSNRNF++; - if (priv->nextSNRNF >= DEFAULT_DATA_AVG_FACTOR) - priv->nextSNRNF = 0; -} - -/** - * @brief This function computes the RSSI in received packet. - * - * @param priv A pointer to struct lbs_private structure - * @param prxpd A pointer to rxpd structure of received packet - * @return n/a - */ -static void lbs_compute_rssi(struct lbs_private *priv, struct rxpd *p_rx_pd) -{ - - lbs_deb_enter(LBS_DEB_RX); - - lbs_deb_rx("rxpd: SNR %d, NF %d\n", p_rx_pd->snr, p_rx_pd->nf); - lbs_deb_rx("before computing SNR: SNR-avg = %d, NF-avg = %d\n", - priv->SNR[TYPE_RXPD][TYPE_AVG] / AVG_SCALE, - priv->NF[TYPE_RXPD][TYPE_AVG] / AVG_SCALE); - - priv->SNR[TYPE_RXPD][TYPE_NOAVG] = p_rx_pd->snr; - priv->NF[TYPE_RXPD][TYPE_NOAVG] = p_rx_pd->nf; - lbs_save_rawSNRNF(priv, p_rx_pd); - - priv->SNR[TYPE_RXPD][TYPE_AVG] = lbs_getavgsnr(priv) * AVG_SCALE; - priv->NF[TYPE_RXPD][TYPE_AVG] = lbs_getavgnf(priv) * AVG_SCALE; - lbs_deb_rx("after computing SNR: SNR-avg = %d, NF-avg = %d\n", - priv->SNR[TYPE_RXPD][TYPE_AVG] / AVG_SCALE, - priv->NF[TYPE_RXPD][TYPE_AVG] / AVG_SCALE); - - priv->RSSI[TYPE_RXPD][TYPE_NOAVG] = - CAL_RSSI(priv->SNR[TYPE_RXPD][TYPE_NOAVG], - priv->NF[TYPE_RXPD][TYPE_NOAVG]); - - priv->RSSI[TYPE_RXPD][TYPE_AVG] = - CAL_RSSI(priv->SNR[TYPE_RXPD][TYPE_AVG] / AVG_SCALE, - priv->NF[TYPE_RXPD][TYPE_AVG] / AVG_SCALE); - - lbs_deb_leave(LBS_DEB_RX); -} - -/** * @brief This function processes received packet and forwards it * to kernel/upper layer * @@ -154,7 +63,7 @@ int lbs_process_rxed_packet(struct lbs_private *priv, struct sk_buff *skb) skb->ip_summed = CHECKSUM_NONE; - if (priv->monitormode) + if (priv->wdev->iftype == NL80211_IFTYPE_MONITOR) return process_rxed_802_11_packet(priv, skb); p_rx_pd = (struct rxpd *) skb->data; @@ -225,13 +134,7 @@ int lbs_process_rxed_packet(struct lbs_private *priv, struct sk_buff *skb) */ skb_pull(skb, hdrchop); - /* Take the data rate from the rxpd structure - * only if the rate is auto - */ - if (priv->enablehwauto) - priv->cur_rate = lbs_fw_index_to_data_rate(p_rx_pd->rx_rate); - - lbs_compute_rssi(priv, p_rx_pd); + priv->cur_rate = lbs_fw_index_to_data_rate(p_rx_pd->rx_rate); lbs_deb_rx("rx data: size of actual packet %d\n", skb->len); dev->stats.rx_bytes += skb->len; @@ -352,20 +255,18 @@ static int process_rxed_802_11_packet(struct lbs_private *priv, pradiotap_hdr = (void *)skb_push(skb, sizeof(struct rx_radiotap_hdr)); memcpy(pradiotap_hdr, &radiotap_hdr, sizeof(struct rx_radiotap_hdr)); - /* Take the data rate from the rxpd structure - * only if the rate is auto - */ - if (priv->enablehwauto) - priv->cur_rate = lbs_fw_index_to_data_rate(prxpd->rx_rate); - - lbs_compute_rssi(priv, prxpd); + priv->cur_rate = lbs_fw_index_to_data_rate(prxpd->rx_rate); lbs_deb_rx("rx data: size of actual packet %d\n", skb->len); dev->stats.rx_bytes += skb->len; dev->stats.rx_packets++; - skb->protocol = eth_type_trans(skb, priv->rtap_net_dev); - netif_rx(skb); + skb->protocol = eth_type_trans(skb, priv->dev); + + if (in_interrupt()) + netif_rx(skb); + else + netif_rx_ni(skb); ret = 0; diff --git a/drivers/net/wireless/libertas/scan.c b/drivers/net/wireless/libertas/scan.c deleted file mode 100644 index 7d82f13bdf1d..000000000000 --- a/drivers/net/wireless/libertas/scan.c +++ /dev/null @@ -1,1354 +0,0 @@ -/** - * Functions implementing wlan scan IOCTL and firmware command APIs - * - * IOCTL handlers as well as command preperation and response routines - * for sending scan commands to the firmware. - */ -#include <linux/slab.h> -#include <linux/types.h> -#include <linux/kernel.h> -#include <linux/etherdevice.h> -#include <linux/if_arp.h> -#include <asm/unaligned.h> -#include <net/lib80211.h> - -#include "host.h" -#include "dev.h" -#include "scan.h" -#include "assoc.h" -#include "wext.h" -#include "cmd.h" - -//! Approximate amount of data needed to pass a scan result back to iwlist -#define MAX_SCAN_CELL_SIZE (IW_EV_ADDR_LEN \ - + IEEE80211_MAX_SSID_LEN \ - + IW_EV_UINT_LEN \ - + IW_EV_FREQ_LEN \ - + IW_EV_QUAL_LEN \ - + IEEE80211_MAX_SSID_LEN \ - + IW_EV_PARAM_LEN \ - + 40) /* 40 for WPAIE */ - -//! Memory needed to store a max sized channel List TLV for a firmware scan -#define CHAN_TLV_MAX_SIZE (sizeof(struct mrvl_ie_header) \ - + (MRVDRV_MAX_CHANNELS_PER_SCAN \ - * sizeof(struct chanscanparamset))) - -//! Memory needed to store a max number/size SSID TLV for a firmware scan -#define SSID_TLV_MAX_SIZE (1 * sizeof(struct mrvl_ie_ssid_param_set)) - -//! Maximum memory needed for a cmd_ds_802_11_scan with all TLVs at max -#define MAX_SCAN_CFG_ALLOC (sizeof(struct cmd_ds_802_11_scan) \ - + CHAN_TLV_MAX_SIZE + SSID_TLV_MAX_SIZE) - -//! The maximum number of channels the firmware can scan per command -#define MRVDRV_MAX_CHANNELS_PER_SCAN 14 - -/** - * @brief Number of channels to scan per firmware scan command issuance. - * - * Number restricted to prevent hitting the limit on the amount of scan data - * returned in a single firmware scan command. - */ -#define MRVDRV_CHANNELS_PER_SCAN_CMD 4 - -//! Scan time specified in the channel TLV for each channel for passive scans -#define MRVDRV_PASSIVE_SCAN_CHAN_TIME 100 - -//! Scan time specified in the channel TLV for each channel for active scans -#define MRVDRV_ACTIVE_SCAN_CHAN_TIME 100 - -#define DEFAULT_MAX_SCAN_AGE (15 * HZ) - -static int lbs_ret_80211_scan(struct lbs_private *priv, unsigned long dummy, - struct cmd_header *resp); - -/*********************************************************************/ -/* */ -/* Misc helper functions */ -/* */ -/*********************************************************************/ - -/** - * @brief Unsets the MSB on basic rates - * - * Scan through an array and unset the MSB for basic data rates. - * - * @param rates buffer of data rates - * @param len size of buffer - */ -static void lbs_unset_basic_rate_flags(u8 *rates, size_t len) -{ - int i; - - for (i = 0; i < len; i++) - rates[i] &= 0x7f; -} - - -static inline void clear_bss_descriptor(struct bss_descriptor *bss) -{ - /* Don't blow away ->list, just BSS data */ - memset(bss, 0, offsetof(struct bss_descriptor, list)); -} - -/** - * @brief Compare two SSIDs - * - * @param ssid1 A pointer to ssid to compare - * @param ssid2 A pointer to ssid to compare - * - * @return 0: ssid is same, otherwise is different - */ -int lbs_ssid_cmp(uint8_t *ssid1, uint8_t ssid1_len, uint8_t *ssid2, - uint8_t ssid2_len) -{ - if (ssid1_len != ssid2_len) - return -1; - - return memcmp(ssid1, ssid2, ssid1_len); -} - -static inline int is_same_network(struct bss_descriptor *src, - struct bss_descriptor *dst) -{ - /* A network is only a duplicate if the channel, BSSID, and ESSID - * all match. We treat all <hidden> with the same BSSID and channel - * as one network */ - return ((src->ssid_len == dst->ssid_len) && - (src->channel == dst->channel) && - !compare_ether_addr(src->bssid, dst->bssid) && - !memcmp(src->ssid, dst->ssid, src->ssid_len)); -} - - - -/*********************************************************************/ -/* */ -/* Region channel support */ -/* */ -/*********************************************************************/ - -#define LBS_TX_PWR_DEFAULT 20 /*100mW */ -#define LBS_TX_PWR_US_DEFAULT 20 /*100mW */ -#define LBS_TX_PWR_JP_DEFAULT 16 /*50mW */ -#define LBS_TX_PWR_FR_DEFAULT 20 /*100mW */ -#define LBS_TX_PWR_EMEA_DEFAULT 20 /*100mW */ - -/* Format { channel, frequency (MHz), maxtxpower } */ -/* band: 'B/G', region: USA FCC/Canada IC */ -static struct chan_freq_power channel_freq_power_US_BG[] = { - {1, 2412, LBS_TX_PWR_US_DEFAULT}, - {2, 2417, LBS_TX_PWR_US_DEFAULT}, - {3, 2422, LBS_TX_PWR_US_DEFAULT}, - {4, 2427, LBS_TX_PWR_US_DEFAULT}, - {5, 2432, LBS_TX_PWR_US_DEFAULT}, - {6, 2437, LBS_TX_PWR_US_DEFAULT}, - {7, 2442, LBS_TX_PWR_US_DEFAULT}, - {8, 2447, LBS_TX_PWR_US_DEFAULT}, - {9, 2452, LBS_TX_PWR_US_DEFAULT}, - {10, 2457, LBS_TX_PWR_US_DEFAULT}, - {11, 2462, LBS_TX_PWR_US_DEFAULT} -}; - -/* band: 'B/G', region: Europe ETSI */ -static struct chan_freq_power channel_freq_power_EU_BG[] = { - {1, 2412, LBS_TX_PWR_EMEA_DEFAULT}, - {2, 2417, LBS_TX_PWR_EMEA_DEFAULT}, - {3, 2422, LBS_TX_PWR_EMEA_DEFAULT}, - {4, 2427, LBS_TX_PWR_EMEA_DEFAULT}, - {5, 2432, LBS_TX_PWR_EMEA_DEFAULT}, - {6, 2437, LBS_TX_PWR_EMEA_DEFAULT}, - {7, 2442, LBS_TX_PWR_EMEA_DEFAULT}, - {8, 2447, LBS_TX_PWR_EMEA_DEFAULT}, - {9, 2452, LBS_TX_PWR_EMEA_DEFAULT}, - {10, 2457, LBS_TX_PWR_EMEA_DEFAULT}, - {11, 2462, LBS_TX_PWR_EMEA_DEFAULT}, - {12, 2467, LBS_TX_PWR_EMEA_DEFAULT}, - {13, 2472, LBS_TX_PWR_EMEA_DEFAULT} -}; - -/* band: 'B/G', region: Spain */ -static struct chan_freq_power channel_freq_power_SPN_BG[] = { - {10, 2457, LBS_TX_PWR_DEFAULT}, - {11, 2462, LBS_TX_PWR_DEFAULT} -}; - -/* band: 'B/G', region: France */ -static struct chan_freq_power channel_freq_power_FR_BG[] = { - {10, 2457, LBS_TX_PWR_FR_DEFAULT}, - {11, 2462, LBS_TX_PWR_FR_DEFAULT}, - {12, 2467, LBS_TX_PWR_FR_DEFAULT}, - {13, 2472, LBS_TX_PWR_FR_DEFAULT} -}; - -/* band: 'B/G', region: Japan */ -static struct chan_freq_power channel_freq_power_JPN_BG[] = { - {1, 2412, LBS_TX_PWR_JP_DEFAULT}, - {2, 2417, LBS_TX_PWR_JP_DEFAULT}, - {3, 2422, LBS_TX_PWR_JP_DEFAULT}, - {4, 2427, LBS_TX_PWR_JP_DEFAULT}, - {5, 2432, LBS_TX_PWR_JP_DEFAULT}, - {6, 2437, LBS_TX_PWR_JP_DEFAULT}, - {7, 2442, LBS_TX_PWR_JP_DEFAULT}, - {8, 2447, LBS_TX_PWR_JP_DEFAULT}, - {9, 2452, LBS_TX_PWR_JP_DEFAULT}, - {10, 2457, LBS_TX_PWR_JP_DEFAULT}, - {11, 2462, LBS_TX_PWR_JP_DEFAULT}, - {12, 2467, LBS_TX_PWR_JP_DEFAULT}, - {13, 2472, LBS_TX_PWR_JP_DEFAULT}, - {14, 2484, LBS_TX_PWR_JP_DEFAULT} -}; - -/** - * the structure for channel, frequency and power - */ -struct region_cfp_table { - u8 region; - struct chan_freq_power *cfp_BG; - int cfp_no_BG; -}; - -/** - * the structure for the mapping between region and CFP - */ -static struct region_cfp_table region_cfp_table[] = { - {0x10, /*US FCC */ - channel_freq_power_US_BG, - ARRAY_SIZE(channel_freq_power_US_BG), - } - , - {0x20, /*CANADA IC */ - channel_freq_power_US_BG, - ARRAY_SIZE(channel_freq_power_US_BG), - } - , - {0x30, /*EU*/ channel_freq_power_EU_BG, - ARRAY_SIZE(channel_freq_power_EU_BG), - } - , - {0x31, /*SPAIN*/ channel_freq_power_SPN_BG, - ARRAY_SIZE(channel_freq_power_SPN_BG), - } - , - {0x32, /*FRANCE*/ channel_freq_power_FR_BG, - ARRAY_SIZE(channel_freq_power_FR_BG), - } - , - {0x40, /*JAPAN*/ channel_freq_power_JPN_BG, - ARRAY_SIZE(channel_freq_power_JPN_BG), - } - , -/*Add new region here */ -}; - -/** - * @brief This function finds the CFP in - * region_cfp_table based on region and band parameter. - * - * @param region The region code - * @param band The band - * @param cfp_no A pointer to CFP number - * @return A pointer to CFP - */ -static struct chan_freq_power *lbs_get_region_cfp_table(u8 region, int *cfp_no) -{ - int i, end; - - lbs_deb_enter(LBS_DEB_MAIN); - - end = ARRAY_SIZE(region_cfp_table); - - for (i = 0; i < end ; i++) { - lbs_deb_main("region_cfp_table[i].region=%d\n", - region_cfp_table[i].region); - if (region_cfp_table[i].region == region) { - *cfp_no = region_cfp_table[i].cfp_no_BG; - lbs_deb_leave(LBS_DEB_MAIN); - return region_cfp_table[i].cfp_BG; - } - } - - lbs_deb_leave_args(LBS_DEB_MAIN, "ret NULL"); - return NULL; -} - -int lbs_set_regiontable(struct lbs_private *priv, u8 region, u8 band) -{ - int ret = 0; - int i = 0; - - struct chan_freq_power *cfp; - int cfp_no; - - lbs_deb_enter(LBS_DEB_MAIN); - - memset(priv->region_channel, 0, sizeof(priv->region_channel)); - - cfp = lbs_get_region_cfp_table(region, &cfp_no); - if (cfp != NULL) { - priv->region_channel[i].nrcfp = cfp_no; - priv->region_channel[i].CFP = cfp; - } else { - lbs_deb_main("wrong region code %#x in band B/G\n", - region); - ret = -1; - goto out; - } - priv->region_channel[i].valid = 1; - priv->region_channel[i].region = region; - priv->region_channel[i].band = band; - i++; -out: - lbs_deb_leave_args(LBS_DEB_MAIN, "ret %d", ret); - return ret; -} - - - - -/*********************************************************************/ -/* */ -/* Main scanning support */ -/* */ -/*********************************************************************/ - -/** - * @brief Create a channel list for the driver to scan based on region info - * - * Only used from lbs_scan_setup_scan_config() - * - * Use the driver region/band information to construct a comprehensive list - * of channels to scan. This routine is used for any scan that is not - * provided a specific channel list to scan. - * - * @param priv A pointer to struct lbs_private structure - * @param scanchanlist Output parameter: resulting channel list to scan - * - * @return void - */ -static int lbs_scan_create_channel_list(struct lbs_private *priv, - struct chanscanparamset *scanchanlist) -{ - struct region_channel *scanregion; - struct chan_freq_power *cfp; - int rgnidx; - int chanidx; - int nextchan; - uint8_t scantype; - - chanidx = 0; - - /* Set the default scan type to the user specified type, will later - * be changed to passive on a per channel basis if restricted by - * regulatory requirements (11d or 11h) - */ - scantype = CMD_SCAN_TYPE_ACTIVE; - - for (rgnidx = 0; rgnidx < ARRAY_SIZE(priv->region_channel); rgnidx++) { - if (!priv->region_channel[rgnidx].valid) - continue; - scanregion = &priv->region_channel[rgnidx]; - - for (nextchan = 0; nextchan < scanregion->nrcfp; nextchan++, chanidx++) { - struct chanscanparamset *chan = &scanchanlist[chanidx]; - - cfp = scanregion->CFP + nextchan; - - if (scanregion->band == BAND_B || scanregion->band == BAND_G) - chan->radiotype = CMD_SCAN_RADIO_TYPE_BG; - - if (scantype == CMD_SCAN_TYPE_PASSIVE) { - chan->maxscantime = cpu_to_le16(MRVDRV_PASSIVE_SCAN_CHAN_TIME); - chan->chanscanmode.passivescan = 1; - } else { - chan->maxscantime = cpu_to_le16(MRVDRV_ACTIVE_SCAN_CHAN_TIME); - chan->chanscanmode.passivescan = 0; - } - - chan->channumber = cfp->channel; - } - } - return chanidx; -} - -/* - * Add SSID TLV of the form: - * - * TLV-ID SSID 00 00 - * length 06 00 - * ssid 4d 4e 54 45 53 54 - */ -static int lbs_scan_add_ssid_tlv(struct lbs_private *priv, u8 *tlv) -{ - struct mrvl_ie_ssid_param_set *ssid_tlv = (void *)tlv; - - ssid_tlv->header.type = cpu_to_le16(TLV_TYPE_SSID); - ssid_tlv->header.len = cpu_to_le16(priv->scan_ssid_len); - memcpy(ssid_tlv->ssid, priv->scan_ssid, priv->scan_ssid_len); - return sizeof(ssid_tlv->header) + priv->scan_ssid_len; -} - -/* - * Add CHANLIST TLV of the form - * - * TLV-ID CHANLIST 01 01 - * length 5b 00 - * channel 1 00 01 00 00 00 64 00 - * radio type 00 - * channel 01 - * scan type 00 - * min scan time 00 00 - * max scan time 64 00 - * channel 2 00 02 00 00 00 64 00 - * channel 3 00 03 00 00 00 64 00 - * channel 4 00 04 00 00 00 64 00 - * channel 5 00 05 00 00 00 64 00 - * channel 6 00 06 00 00 00 64 00 - * channel 7 00 07 00 00 00 64 00 - * channel 8 00 08 00 00 00 64 00 - * channel 9 00 09 00 00 00 64 00 - * channel 10 00 0a 00 00 00 64 00 - * channel 11 00 0b 00 00 00 64 00 - * channel 12 00 0c 00 00 00 64 00 - * channel 13 00 0d 00 00 00 64 00 - * - */ -static int lbs_scan_add_chanlist_tlv(uint8_t *tlv, - struct chanscanparamset *chan_list, - int chan_count) -{ - size_t size = sizeof(struct chanscanparamset) *chan_count; - struct mrvl_ie_chanlist_param_set *chan_tlv = (void *)tlv; - - chan_tlv->header.type = cpu_to_le16(TLV_TYPE_CHANLIST); - memcpy(chan_tlv->chanscanparam, chan_list, size); - chan_tlv->header.len = cpu_to_le16(size); - return sizeof(chan_tlv->header) + size; -} - -/* - * Add RATES TLV of the form - * - * TLV-ID RATES 01 00 - * length 0e 00 - * rates 82 84 8b 96 0c 12 18 24 30 48 60 6c - * - * The rates are in lbs_bg_rates[], but for the 802.11b - * rates the high bit isn't set. - */ -static int lbs_scan_add_rates_tlv(uint8_t *tlv) -{ - int i; - struct mrvl_ie_rates_param_set *rate_tlv = (void *)tlv; - - rate_tlv->header.type = cpu_to_le16(TLV_TYPE_RATES); - tlv += sizeof(rate_tlv->header); - for (i = 0; i < MAX_RATES; i++) { - *tlv = lbs_bg_rates[i]; - if (*tlv == 0) - break; - /* This code makes sure that the 802.11b rates (1 MBit/s, 2 - MBit/s, 5.5 MBit/s and 11 MBit/s get's the high bit set. - Note that the values are MBit/s * 2, to mark them as - basic rates so that the firmware likes it better */ - if (*tlv == 0x02 || *tlv == 0x04 || - *tlv == 0x0b || *tlv == 0x16) - *tlv |= 0x80; - tlv++; - } - rate_tlv->header.len = cpu_to_le16(i); - return sizeof(rate_tlv->header) + i; -} - -/* - * Generate the CMD_802_11_SCAN command with the proper tlv - * for a bunch of channels. - */ -static int lbs_do_scan(struct lbs_private *priv, uint8_t bsstype, - struct chanscanparamset *chan_list, int chan_count) -{ - int ret = -ENOMEM; - struct cmd_ds_802_11_scan *scan_cmd; - uint8_t *tlv; /* pointer into our current, growing TLV storage area */ - - lbs_deb_enter_args(LBS_DEB_SCAN, "bsstype %d, chanlist[].chan %d, chan_count %d", - bsstype, chan_list ? chan_list[0].channumber : -1, - chan_count); - - /* create the fixed part for scan command */ - scan_cmd = kzalloc(MAX_SCAN_CFG_ALLOC, GFP_KERNEL); - if (scan_cmd == NULL) - goto out; - - tlv = scan_cmd->tlvbuffer; - /* TODO: do we need to scan for a specific BSSID? - memcpy(scan_cmd->bssid, priv->scan_bssid, ETH_ALEN); */ - scan_cmd->bsstype = bsstype; - - /* add TLVs */ - if (priv->scan_ssid_len) - tlv += lbs_scan_add_ssid_tlv(priv, tlv); - if (chan_list && chan_count) - tlv += lbs_scan_add_chanlist_tlv(tlv, chan_list, chan_count); - tlv += lbs_scan_add_rates_tlv(tlv); - - /* This is the final data we are about to send */ - scan_cmd->hdr.size = cpu_to_le16(tlv - (uint8_t *)scan_cmd); - lbs_deb_hex(LBS_DEB_SCAN, "SCAN_CMD", (void *)scan_cmd, - sizeof(*scan_cmd)); - lbs_deb_hex(LBS_DEB_SCAN, "SCAN_TLV", scan_cmd->tlvbuffer, - tlv - scan_cmd->tlvbuffer); - - ret = __lbs_cmd(priv, CMD_802_11_SCAN, &scan_cmd->hdr, - le16_to_cpu(scan_cmd->hdr.size), - lbs_ret_80211_scan, 0); - -out: - kfree(scan_cmd); - lbs_deb_leave_args(LBS_DEB_SCAN, "ret %d", ret); - return ret; -} - -/** - * @brief Internal function used to start a scan based on an input config - * - * Use the input user scan configuration information when provided in - * order to send the appropriate scan commands to firmware to populate or - * update the internal driver scan table - * - * @param priv A pointer to struct lbs_private structure - * @param full_scan Do a full-scan (blocking) - * - * @return 0 or < 0 if error - */ -int lbs_scan_networks(struct lbs_private *priv, int full_scan) -{ - int ret = -ENOMEM; - struct chanscanparamset *chan_list; - struct chanscanparamset *curr_chans; - int chan_count; - uint8_t bsstype = CMD_BSS_TYPE_ANY; - int numchannels = MRVDRV_CHANNELS_PER_SCAN_CMD; - union iwreq_data wrqu; -#ifdef CONFIG_LIBERTAS_DEBUG - struct bss_descriptor *iter; - int i = 0; - DECLARE_SSID_BUF(ssid); -#endif - - lbs_deb_enter_args(LBS_DEB_SCAN, "full_scan %d", full_scan); - - /* Cancel any partial outstanding partial scans if this scan - * is a full scan. - */ - if (full_scan && delayed_work_pending(&priv->scan_work)) - cancel_delayed_work(&priv->scan_work); - - /* User-specified bsstype or channel list - TODO: this can be implemented if some user-space application - need the feature. Formerly, it was accessible from debugfs, - but then nowhere used. - if (user_cfg) { - if (user_cfg->bsstype) - bsstype = user_cfg->bsstype; - } */ - - lbs_deb_scan("numchannels %d, bsstype %d\n", numchannels, bsstype); - - /* Create list of channels to scan */ - chan_list = kzalloc(sizeof(struct chanscanparamset) * - LBS_IOCTL_USER_SCAN_CHAN_MAX, GFP_KERNEL); - if (!chan_list) { - lbs_pr_alert("SCAN: chan_list empty\n"); - goto out; - } - - /* We want to scan all channels */ - chan_count = lbs_scan_create_channel_list(priv, chan_list); - - netif_stop_queue(priv->dev); - if (priv->mesh_dev) - netif_stop_queue(priv->mesh_dev); - - /* Prepare to continue an interrupted scan */ - lbs_deb_scan("chan_count %d, scan_channel %d\n", - chan_count, priv->scan_channel); - curr_chans = chan_list; - /* advance channel list by already-scanned-channels */ - if (priv->scan_channel > 0) { - curr_chans += priv->scan_channel; - chan_count -= priv->scan_channel; - } - - /* Send scan command(s) - * numchannels contains the number of channels we should maximally scan - * chan_count is the total number of channels to scan - */ - - while (chan_count) { - int to_scan = min(numchannels, chan_count); - lbs_deb_scan("scanning %d of %d channels\n", - to_scan, chan_count); - ret = lbs_do_scan(priv, bsstype, curr_chans, - to_scan); - if (ret) { - lbs_pr_err("SCAN_CMD failed\n"); - goto out2; - } - curr_chans += to_scan; - chan_count -= to_scan; - - /* somehow schedule the next part of the scan */ - if (chan_count && !full_scan && - !priv->surpriseremoved) { - /* -1 marks just that we're currently scanning */ - if (priv->scan_channel < 0) - priv->scan_channel = to_scan; - else - priv->scan_channel += to_scan; - cancel_delayed_work(&priv->scan_work); - queue_delayed_work(priv->work_thread, &priv->scan_work, - msecs_to_jiffies(300)); - /* skip over GIWSCAN event */ - goto out; - } - - } - memset(&wrqu, 0, sizeof(union iwreq_data)); - wireless_send_event(priv->dev, SIOCGIWSCAN, &wrqu, NULL); - -#ifdef CONFIG_LIBERTAS_DEBUG - /* Dump the scan table */ - mutex_lock(&priv->lock); - lbs_deb_scan("scan table:\n"); - list_for_each_entry(iter, &priv->network_list, list) - lbs_deb_scan("%02d: BSSID %pM, RSSI %d, SSID '%s'\n", - i++, iter->bssid, iter->rssi, - print_ssid(ssid, iter->ssid, iter->ssid_len)); - mutex_unlock(&priv->lock); -#endif - -out2: - priv->scan_channel = 0; - -out: - if (priv->connect_status == LBS_CONNECTED && !priv->tx_pending_len) - netif_wake_queue(priv->dev); - - if (priv->mesh_dev && lbs_mesh_connected(priv) && - !priv->tx_pending_len) - netif_wake_queue(priv->mesh_dev); - - kfree(chan_list); - - lbs_deb_leave_args(LBS_DEB_SCAN, "ret %d", ret); - return ret; -} - -void lbs_scan_worker(struct work_struct *work) -{ - struct lbs_private *priv = - container_of(work, struct lbs_private, scan_work.work); - - lbs_deb_enter(LBS_DEB_SCAN); - lbs_scan_networks(priv, 0); - lbs_deb_leave(LBS_DEB_SCAN); -} - - -/*********************************************************************/ -/* */ -/* Result interpretation */ -/* */ -/*********************************************************************/ - -/** - * @brief Interpret a BSS scan response returned from the firmware - * - * Parse the various fixed fields and IEs passed back for a BSS probe - * response or beacon from the scan command. Record information as needed - * in the scan table struct bss_descriptor for that entry. - * - * @param bss Output parameter: Pointer to the BSS Entry - * - * @return 0 or -1 - */ -static int lbs_process_bss(struct bss_descriptor *bss, - uint8_t **pbeaconinfo, int *bytesleft) -{ - struct ieee_ie_fh_param_set *fh; - struct ieee_ie_ds_param_set *ds; - struct ieee_ie_cf_param_set *cf; - struct ieee_ie_ibss_param_set *ibss; - DECLARE_SSID_BUF(ssid); - uint8_t *pos, *end, *p; - uint8_t n_ex_rates = 0, got_basic_rates = 0, n_basic_rates = 0; - uint16_t beaconsize = 0; - int ret; - - lbs_deb_enter(LBS_DEB_SCAN); - - if (*bytesleft >= sizeof(beaconsize)) { - /* Extract & convert beacon size from the command buffer */ - beaconsize = get_unaligned_le16(*pbeaconinfo); - *bytesleft -= sizeof(beaconsize); - *pbeaconinfo += sizeof(beaconsize); - } - - if (beaconsize == 0 || beaconsize > *bytesleft) { - *pbeaconinfo += *bytesleft; - *bytesleft = 0; - ret = -1; - goto done; - } - - /* Initialize the current working beacon pointer for this BSS iteration */ - pos = *pbeaconinfo; - end = pos + beaconsize; - - /* Advance the return beacon pointer past the current beacon */ - *pbeaconinfo += beaconsize; - *bytesleft -= beaconsize; - - memcpy(bss->bssid, pos, ETH_ALEN); - lbs_deb_scan("process_bss: BSSID %pM\n", bss->bssid); - pos += ETH_ALEN; - - if ((end - pos) < 12) { - lbs_deb_scan("process_bss: Not enough bytes left\n"); - ret = -1; - goto done; - } - - /* - * next 4 fields are RSSI, time stamp, beacon interval, - * and capability information - */ - - /* RSSI is 1 byte long */ - bss->rssi = *pos; - lbs_deb_scan("process_bss: RSSI %d\n", *pos); - pos++; - - /* time stamp is 8 bytes long */ - pos += 8; - - /* beacon interval is 2 bytes long */ - bss->beaconperiod = get_unaligned_le16(pos); - pos += 2; - - /* capability information is 2 bytes long */ - bss->capability = get_unaligned_le16(pos); - lbs_deb_scan("process_bss: capabilities 0x%04x\n", bss->capability); - pos += 2; - - if (bss->capability & WLAN_CAPABILITY_PRIVACY) - lbs_deb_scan("process_bss: WEP enabled\n"); - if (bss->capability & WLAN_CAPABILITY_IBSS) - bss->mode = IW_MODE_ADHOC; - else - bss->mode = IW_MODE_INFRA; - - /* rest of the current buffer are IE's */ - lbs_deb_scan("process_bss: IE len %zd\n", end - pos); - lbs_deb_hex(LBS_DEB_SCAN, "process_bss: IE info", pos, end - pos); - - /* process variable IE */ - while (pos <= end - 2) { - if (pos + pos[1] > end) { - lbs_deb_scan("process_bss: error in processing IE, " - "bytes left < IE length\n"); - break; - } - - switch (pos[0]) { - case WLAN_EID_SSID: - bss->ssid_len = min_t(int, IEEE80211_MAX_SSID_LEN, pos[1]); - memcpy(bss->ssid, pos + 2, bss->ssid_len); - lbs_deb_scan("got SSID IE: '%s', len %u\n", - print_ssid(ssid, bss->ssid, bss->ssid_len), - bss->ssid_len); - break; - - case WLAN_EID_SUPP_RATES: - n_basic_rates = min_t(uint8_t, MAX_RATES, pos[1]); - memcpy(bss->rates, pos + 2, n_basic_rates); - got_basic_rates = 1; - lbs_deb_scan("got RATES IE\n"); - break; - - case WLAN_EID_FH_PARAMS: - fh = (struct ieee_ie_fh_param_set *) pos; - memcpy(&bss->phy.fh, fh, sizeof(*fh)); - lbs_deb_scan("got FH IE\n"); - break; - - case WLAN_EID_DS_PARAMS: - ds = (struct ieee_ie_ds_param_set *) pos; - bss->channel = ds->channel; - memcpy(&bss->phy.ds, ds, sizeof(*ds)); - lbs_deb_scan("got DS IE, channel %d\n", bss->channel); - break; - - case WLAN_EID_CF_PARAMS: - cf = (struct ieee_ie_cf_param_set *) pos; - memcpy(&bss->ss.cf, cf, sizeof(*cf)); - lbs_deb_scan("got CF IE\n"); - break; - - case WLAN_EID_IBSS_PARAMS: - ibss = (struct ieee_ie_ibss_param_set *) pos; - bss->atimwindow = ibss->atimwindow; - memcpy(&bss->ss.ibss, ibss, sizeof(*ibss)); - lbs_deb_scan("got IBSS IE\n"); - break; - - case WLAN_EID_EXT_SUPP_RATES: - /* only process extended supported rate if data rate is - * already found. Data rate IE should come before - * extended supported rate IE - */ - lbs_deb_scan("got RATESEX IE\n"); - if (!got_basic_rates) { - lbs_deb_scan("... but ignoring it\n"); - break; - } - - n_ex_rates = pos[1]; - if (n_basic_rates + n_ex_rates > MAX_RATES) - n_ex_rates = MAX_RATES - n_basic_rates; - - p = bss->rates + n_basic_rates; - memcpy(p, pos + 2, n_ex_rates); - break; - - case WLAN_EID_GENERIC: - if (pos[1] >= 4 && - pos[2] == 0x00 && pos[3] == 0x50 && - pos[4] == 0xf2 && pos[5] == 0x01) { - bss->wpa_ie_len = min(pos[1] + 2, MAX_WPA_IE_LEN); - memcpy(bss->wpa_ie, pos, bss->wpa_ie_len); - lbs_deb_scan("got WPA IE\n"); - lbs_deb_hex(LBS_DEB_SCAN, "WPA IE", bss->wpa_ie, - bss->wpa_ie_len); - } else if (pos[1] >= MARVELL_MESH_IE_LENGTH && - pos[2] == 0x00 && pos[3] == 0x50 && - pos[4] == 0x43 && pos[5] == 0x04) { - lbs_deb_scan("got mesh IE\n"); - bss->mesh = 1; - } else { - lbs_deb_scan("got generic IE: %02x:%02x:%02x:%02x, len %d\n", - pos[2], pos[3], - pos[4], pos[5], - pos[1]); - } - break; - - case WLAN_EID_RSN: - lbs_deb_scan("got RSN IE\n"); - bss->rsn_ie_len = min(pos[1] + 2, MAX_WPA_IE_LEN); - memcpy(bss->rsn_ie, pos, bss->rsn_ie_len); - lbs_deb_hex(LBS_DEB_SCAN, "process_bss: RSN_IE", - bss->rsn_ie, bss->rsn_ie_len); - break; - - default: - lbs_deb_scan("got IE 0x%04x, len %d\n", - pos[0], pos[1]); - break; - } - - pos += pos[1] + 2; - } - - /* Timestamp */ - bss->last_scanned = jiffies; - lbs_unset_basic_rate_flags(bss->rates, sizeof(bss->rates)); - - ret = 0; - -done: - lbs_deb_leave_args(LBS_DEB_SCAN, "ret %d", ret); - return ret; -} - -/** - * @brief Send a scan command for all available channels filtered on a spec - * - * Used in association code and from debugfs - * - * @param priv A pointer to struct lbs_private structure - * @param ssid A pointer to the SSID to scan for - * @param ssid_len Length of the SSID - * - * @return 0-success, otherwise fail - */ -int lbs_send_specific_ssid_scan(struct lbs_private *priv, uint8_t *ssid, - uint8_t ssid_len) -{ - DECLARE_SSID_BUF(ssid_buf); - int ret = 0; - - lbs_deb_enter_args(LBS_DEB_SCAN, "SSID '%s'\n", - print_ssid(ssid_buf, ssid, ssid_len)); - - if (!ssid_len) - goto out; - - memcpy(priv->scan_ssid, ssid, ssid_len); - priv->scan_ssid_len = ssid_len; - - lbs_scan_networks(priv, 1); - if (priv->surpriseremoved) { - ret = -1; - goto out; - } - -out: - lbs_deb_leave_args(LBS_DEB_SCAN, "ret %d", ret); - return ret; -} - - - - -/*********************************************************************/ -/* */ -/* Support for Wireless Extensions */ -/* */ -/*********************************************************************/ - - -#define MAX_CUSTOM_LEN 64 - -static inline char *lbs_translate_scan(struct lbs_private *priv, - struct iw_request_info *info, - char *start, char *stop, - struct bss_descriptor *bss) -{ - struct chan_freq_power *cfp; - char *current_val; /* For rates */ - struct iw_event iwe; /* Temporary buffer */ - int j; -#define PERFECT_RSSI ((uint8_t)50) -#define WORST_RSSI ((uint8_t)0) -#define RSSI_DIFF ((uint8_t)(PERFECT_RSSI - WORST_RSSI)) - uint8_t rssi; - - lbs_deb_enter(LBS_DEB_SCAN); - - cfp = lbs_find_cfp_by_band_and_channel(priv, 0, bss->channel); - if (!cfp) { - lbs_deb_scan("Invalid channel number %d\n", bss->channel); - start = NULL; - goto out; - } - - /* First entry *MUST* be the BSSID */ - iwe.cmd = SIOCGIWAP; - iwe.u.ap_addr.sa_family = ARPHRD_ETHER; - memcpy(iwe.u.ap_addr.sa_data, &bss->bssid, ETH_ALEN); - start = iwe_stream_add_event(info, start, stop, &iwe, IW_EV_ADDR_LEN); - - /* SSID */ - iwe.cmd = SIOCGIWESSID; - iwe.u.data.flags = 1; - iwe.u.data.length = min((uint32_t) bss->ssid_len, (uint32_t) IEEE80211_MAX_SSID_LEN); - start = iwe_stream_add_point(info, start, stop, &iwe, bss->ssid); - - /* Mode */ - iwe.cmd = SIOCGIWMODE; - iwe.u.mode = bss->mode; - start = iwe_stream_add_event(info, start, stop, &iwe, IW_EV_UINT_LEN); - - /* Frequency */ - iwe.cmd = SIOCGIWFREQ; - iwe.u.freq.m = (long)cfp->freq * 100000; - iwe.u.freq.e = 1; - start = iwe_stream_add_event(info, start, stop, &iwe, IW_EV_FREQ_LEN); - - /* Add quality statistics */ - iwe.cmd = IWEVQUAL; - iwe.u.qual.updated = IW_QUAL_ALL_UPDATED; - iwe.u.qual.level = SCAN_RSSI(bss->rssi); - - rssi = iwe.u.qual.level - MRVDRV_NF_DEFAULT_SCAN_VALUE; - iwe.u.qual.qual = - (100 * RSSI_DIFF * RSSI_DIFF - (PERFECT_RSSI - rssi) * - (15 * (RSSI_DIFF) + 62 * (PERFECT_RSSI - rssi))) / - (RSSI_DIFF * RSSI_DIFF); - if (iwe.u.qual.qual > 100) - iwe.u.qual.qual = 100; - - if (priv->NF[TYPE_BEACON][TYPE_NOAVG] == 0) { - iwe.u.qual.noise = MRVDRV_NF_DEFAULT_SCAN_VALUE; - } else { - iwe.u.qual.noise = CAL_NF(priv->NF[TYPE_BEACON][TYPE_NOAVG]); - } - - /* Locally created ad-hoc BSSs won't have beacons if this is the - * only station in the adhoc network; so get signal strength - * from receive statistics. - */ - if ((priv->mode == IW_MODE_ADHOC) && priv->adhoccreate - && !lbs_ssid_cmp(priv->curbssparams.ssid, - priv->curbssparams.ssid_len, - bss->ssid, bss->ssid_len)) { - int snr, nf; - snr = priv->SNR[TYPE_RXPD][TYPE_AVG] / AVG_SCALE; - nf = priv->NF[TYPE_RXPD][TYPE_AVG] / AVG_SCALE; - iwe.u.qual.level = CAL_RSSI(snr, nf); - } - start = iwe_stream_add_event(info, start, stop, &iwe, IW_EV_QUAL_LEN); - - /* Add encryption capability */ - iwe.cmd = SIOCGIWENCODE; - if (bss->capability & WLAN_CAPABILITY_PRIVACY) { - iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY; - } else { - iwe.u.data.flags = IW_ENCODE_DISABLED; - } - iwe.u.data.length = 0; - start = iwe_stream_add_point(info, start, stop, &iwe, bss->ssid); - - current_val = start + iwe_stream_lcp_len(info); - - iwe.cmd = SIOCGIWRATE; - iwe.u.bitrate.fixed = 0; - iwe.u.bitrate.disabled = 0; - iwe.u.bitrate.value = 0; - - for (j = 0; j < ARRAY_SIZE(bss->rates) && bss->rates[j]; j++) { - /* Bit rate given in 500 kb/s units */ - iwe.u.bitrate.value = bss->rates[j] * 500000; - current_val = iwe_stream_add_value(info, start, current_val, - stop, &iwe, IW_EV_PARAM_LEN); - } - if ((bss->mode == IW_MODE_ADHOC) && priv->adhoccreate - && !lbs_ssid_cmp(priv->curbssparams.ssid, - priv->curbssparams.ssid_len, - bss->ssid, bss->ssid_len)) { - iwe.u.bitrate.value = 22 * 500000; - current_val = iwe_stream_add_value(info, start, current_val, - stop, &iwe, IW_EV_PARAM_LEN); - } - /* Check if we added any event */ - if ((current_val - start) > iwe_stream_lcp_len(info)) - start = current_val; - - memset(&iwe, 0, sizeof(iwe)); - if (bss->wpa_ie_len) { - char buf[MAX_WPA_IE_LEN]; - memcpy(buf, bss->wpa_ie, bss->wpa_ie_len); - iwe.cmd = IWEVGENIE; - iwe.u.data.length = bss->wpa_ie_len; - start = iwe_stream_add_point(info, start, stop, &iwe, buf); - } - - memset(&iwe, 0, sizeof(iwe)); - if (bss->rsn_ie_len) { - char buf[MAX_WPA_IE_LEN]; - memcpy(buf, bss->rsn_ie, bss->rsn_ie_len); - iwe.cmd = IWEVGENIE; - iwe.u.data.length = bss->rsn_ie_len; - start = iwe_stream_add_point(info, start, stop, &iwe, buf); - } - - if (bss->mesh) { - char custom[MAX_CUSTOM_LEN]; - char *p = custom; - - iwe.cmd = IWEVCUSTOM; - p += snprintf(p, MAX_CUSTOM_LEN, "mesh-type: olpc"); - iwe.u.data.length = p - custom; - if (iwe.u.data.length) - start = iwe_stream_add_point(info, start, stop, - &iwe, custom); - } - -out: - lbs_deb_leave_args(LBS_DEB_SCAN, "start %p", start); - return start; -} - - -/** - * @brief Handle Scan Network ioctl - * - * @param dev A pointer to net_device structure - * @param info A pointer to iw_request_info structure - * @param vwrq A pointer to iw_param structure - * @param extra A pointer to extra data buf - * - * @return 0 --success, otherwise fail - */ -int lbs_set_scan(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra) -{ - DECLARE_SSID_BUF(ssid); - struct lbs_private *priv = dev->ml_priv; - int ret = 0; - - lbs_deb_enter(LBS_DEB_WEXT); - - if (!priv->radio_on) { - ret = -EINVAL; - goto out; - } - - if (!netif_running(dev)) { - ret = -ENETDOWN; - goto out; - } - - /* mac80211 does this: - struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); - if (sdata->type != IEEE80211_IF_TYPE_xxx) { - ret = -EOPNOTSUPP; - goto out; - } - */ - - if (wrqu->data.length == sizeof(struct iw_scan_req) && - wrqu->data.flags & IW_SCAN_THIS_ESSID) { - struct iw_scan_req *req = (struct iw_scan_req *)extra; - priv->scan_ssid_len = req->essid_len; - memcpy(priv->scan_ssid, req->essid, priv->scan_ssid_len); - lbs_deb_wext("set_scan, essid '%s'\n", - print_ssid(ssid, priv->scan_ssid, priv->scan_ssid_len)); - } else { - priv->scan_ssid_len = 0; - } - - if (!delayed_work_pending(&priv->scan_work)) - queue_delayed_work(priv->work_thread, &priv->scan_work, - msecs_to_jiffies(50)); - /* set marker that currently a scan is taking place */ - priv->scan_channel = -1; - - if (priv->surpriseremoved) - ret = -EIO; - -out: - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - - -/** - * @brief Handle Retrieve scan table ioctl - * - * @param dev A pointer to net_device structure - * @param info A pointer to iw_request_info structure - * @param dwrq A pointer to iw_point structure - * @param extra A pointer to extra data buf - * - * @return 0 --success, otherwise fail - */ -int lbs_get_scan(struct net_device *dev, struct iw_request_info *info, - struct iw_point *dwrq, char *extra) -{ -#define SCAN_ITEM_SIZE 128 - struct lbs_private *priv = dev->ml_priv; - int err = 0; - char *ev = extra; - char *stop = ev + dwrq->length; - struct bss_descriptor *iter_bss; - struct bss_descriptor *safe; - - lbs_deb_enter(LBS_DEB_WEXT); - - /* iwlist should wait until the current scan is finished */ - if (priv->scan_channel) - return -EAGAIN; - - /* Update RSSI if current BSS is a locally created ad-hoc BSS */ - if ((priv->mode == IW_MODE_ADHOC) && priv->adhoccreate) { - err = lbs_prepare_and_send_command(priv, CMD_802_11_RSSI, 0, - CMD_OPTION_WAITFORRSP, 0, NULL); - if (err) - goto out; - } - - mutex_lock(&priv->lock); - list_for_each_entry_safe (iter_bss, safe, &priv->network_list, list) { - char *next_ev; - unsigned long stale_time; - - if (stop - ev < SCAN_ITEM_SIZE) { - err = -E2BIG; - break; - } - - /* For mesh device, list only mesh networks */ - if (dev == priv->mesh_dev && !iter_bss->mesh) - continue; - - /* Prune old an old scan result */ - stale_time = iter_bss->last_scanned + DEFAULT_MAX_SCAN_AGE; - if (time_after(jiffies, stale_time)) { - list_move_tail(&iter_bss->list, &priv->network_free_list); - clear_bss_descriptor(iter_bss); - continue; - } - - /* Translate to WE format this entry */ - next_ev = lbs_translate_scan(priv, info, ev, stop, iter_bss); - if (next_ev == NULL) - continue; - ev = next_ev; - } - mutex_unlock(&priv->lock); - - dwrq->length = (ev - extra); - dwrq->flags = 0; -out: - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", err); - return err; -} - - - - -/*********************************************************************/ -/* */ -/* Command execution */ -/* */ -/*********************************************************************/ - - -/** - * @brief This function handles the command response of scan - * - * Called from handle_cmd_response() in cmdrespc. - * - * The response buffer for the scan command has the following - * memory layout: - * - * .-----------------------------------------------------------. - * | header (4 * sizeof(u16)): Standard command response hdr | - * .-----------------------------------------------------------. - * | bufsize (u16) : sizeof the BSS Description data | - * .-----------------------------------------------------------. - * | NumOfSet (u8) : Number of BSS Descs returned | - * .-----------------------------------------------------------. - * | BSSDescription data (variable, size given in bufsize) | - * .-----------------------------------------------------------. - * | TLV data (variable, size calculated using header->size, | - * | bufsize and sizeof the fixed fields above) | - * .-----------------------------------------------------------. - * - * @param priv A pointer to struct lbs_private structure - * @param resp A pointer to cmd_ds_command - * - * @return 0 or -1 - */ -static int lbs_ret_80211_scan(struct lbs_private *priv, unsigned long dummy, - struct cmd_header *resp) -{ - struct cmd_ds_802_11_scan_rsp *scanresp = (void *)resp; - struct bss_descriptor *iter_bss; - struct bss_descriptor *safe; - uint8_t *bssinfo; - uint16_t scanrespsize; - int bytesleft; - int idx; - int tlvbufsize; - int ret; - - lbs_deb_enter(LBS_DEB_SCAN); - - /* Prune old entries from scan table */ - list_for_each_entry_safe (iter_bss, safe, &priv->network_list, list) { - unsigned long stale_time = iter_bss->last_scanned + DEFAULT_MAX_SCAN_AGE; - if (time_before(jiffies, stale_time)) - continue; - list_move_tail (&iter_bss->list, &priv->network_free_list); - clear_bss_descriptor(iter_bss); - } - - if (scanresp->nr_sets > MAX_NETWORK_COUNT) { - lbs_deb_scan("SCAN_RESP: too many scan results (%d, max %d)\n", - scanresp->nr_sets, MAX_NETWORK_COUNT); - ret = -1; - goto done; - } - - bytesleft = get_unaligned_le16(&scanresp->bssdescriptsize); - lbs_deb_scan("SCAN_RESP: bssdescriptsize %d\n", bytesleft); - - scanrespsize = le16_to_cpu(resp->size); - lbs_deb_scan("SCAN_RESP: scan results %d\n", scanresp->nr_sets); - - bssinfo = scanresp->bssdesc_and_tlvbuffer; - - /* The size of the TLV buffer is equal to the entire command response - * size (scanrespsize) minus the fixed fields (sizeof()'s), the - * BSS Descriptions (bssdescriptsize as bytesLef) and the command - * response header (sizeof(struct cmd_header)) - */ - tlvbufsize = scanrespsize - (bytesleft + sizeof(scanresp->bssdescriptsize) - + sizeof(scanresp->nr_sets) - + sizeof(struct cmd_header)); - - /* - * Process each scan response returned (scanresp->nr_sets). Save - * the information in the newbssentry and then insert into the - * driver scan table either as an update to an existing entry - * or as an addition at the end of the table - */ - for (idx = 0; idx < scanresp->nr_sets && bytesleft; idx++) { - struct bss_descriptor new; - struct bss_descriptor *found = NULL; - struct bss_descriptor *oldest = NULL; - - /* Process the data fields and IEs returned for this BSS */ - memset(&new, 0, sizeof (struct bss_descriptor)); - if (lbs_process_bss(&new, &bssinfo, &bytesleft) != 0) { - /* error parsing the scan response, skipped */ - lbs_deb_scan("SCAN_RESP: process_bss returned ERROR\n"); - continue; - } - - /* Try to find this bss in the scan table */ - list_for_each_entry (iter_bss, &priv->network_list, list) { - if (is_same_network(iter_bss, &new)) { - found = iter_bss; - break; - } - - if ((oldest == NULL) || - (iter_bss->last_scanned < oldest->last_scanned)) - oldest = iter_bss; - } - - if (found) { - /* found, clear it */ - clear_bss_descriptor(found); - } else if (!list_empty(&priv->network_free_list)) { - /* Pull one from the free list */ - found = list_entry(priv->network_free_list.next, - struct bss_descriptor, list); - list_move_tail(&found->list, &priv->network_list); - } else if (oldest) { - /* If there are no more slots, expire the oldest */ - found = oldest; - clear_bss_descriptor(found); - list_move_tail(&found->list, &priv->network_list); - } else { - continue; - } - - lbs_deb_scan("SCAN_RESP: BSSID %pM\n", new.bssid); - - /* Copy the locally created newbssentry to the scan table */ - memcpy(found, &new, offsetof(struct bss_descriptor, list)); - } - - ret = 0; - -done: - lbs_deb_leave_args(LBS_DEB_SCAN, "ret %d", ret); - return ret; -} diff --git a/drivers/net/wireless/libertas/scan.h b/drivers/net/wireless/libertas/scan.h deleted file mode 100644 index 8fb1706d7526..000000000000 --- a/drivers/net/wireless/libertas/scan.h +++ /dev/null @@ -1,63 +0,0 @@ -/** - * Interface for the wlan network scan routines - * - * Driver interface functions and type declarations for the scan module - * implemented in scan.c. - */ -#ifndef _LBS_SCAN_H -#define _LBS_SCAN_H - -#include <net/iw_handler.h> - -struct lbs_private; - -#define MAX_NETWORK_COUNT 128 - -/** Chan-freq-TxPower mapping table*/ -struct chan_freq_power { - /** channel Number */ - u16 channel; - /** frequency of this channel */ - u32 freq; - /** Max allowed Tx power level */ - u16 maxtxpower; - /** TRUE:channel unsupported; FLASE:supported*/ - u8 unsupported; -}; - -/** region-band mapping table*/ -struct region_channel { - /** TRUE if this entry is valid */ - u8 valid; - /** region code for US, Japan ... */ - u8 region; - /** band B/G/A, used for BAND_CONFIG cmd */ - u8 band; - /** Actual No. of elements in the array below */ - u8 nrcfp; - /** chan-freq-txpower mapping table*/ - struct chan_freq_power *CFP; -}; - -/** - * @brief Maximum number of channels that can be sent in a setuserscan ioctl - */ -#define LBS_IOCTL_USER_SCAN_CHAN_MAX 50 - -int lbs_ssid_cmp(u8 *ssid1, u8 ssid1_len, u8 *ssid2, u8 ssid2_len); - -int lbs_set_regiontable(struct lbs_private *priv, u8 region, u8 band); - -int lbs_send_specific_ssid_scan(struct lbs_private *priv, u8 *ssid, - u8 ssid_len); - -int lbs_get_scan(struct net_device *dev, struct iw_request_info *info, - struct iw_point *dwrq, char *extra); -int lbs_set_scan(struct net_device *dev, struct iw_request_info *info, - union iwreq_data *wrqu, char *extra); - -int lbs_scan_networks(struct lbs_private *priv, int full_scan); - -void lbs_scan_worker(struct work_struct *work); - -#endif diff --git a/drivers/net/wireless/libertas/tx.c b/drivers/net/wireless/libertas/tx.c index a9bf658659eb..411a3bbf035e 100644 --- a/drivers/net/wireless/libertas/tx.c +++ b/drivers/net/wireless/libertas/tx.c @@ -4,13 +4,13 @@ #include <linux/netdevice.h> #include <linux/etherdevice.h> #include <linux/sched.h> +#include <net/cfg80211.h> #include "host.h" #include "radiotap.h" #include "decl.h" #include "defs.h" #include "dev.h" -#include "wext.h" /** * @brief This function converts Tx/Rx rates from IEEE80211_RADIOTAP_RATE @@ -111,7 +111,7 @@ netdev_tx_t lbs_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) p802x_hdr = skb->data; pkt_len = skb->len; - if (dev == priv->rtap_net_dev) { + if (priv->wdev->iftype == NL80211_IFTYPE_MONITOR) { struct tx_radiotap_hdr *rtap_hdr = (void *)skb->data; /* set txpd fields from the radiotap header */ @@ -147,7 +147,7 @@ netdev_tx_t lbs_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) dev->stats.tx_packets++; dev->stats.tx_bytes += skb->len; - if (priv->monitormode) { + if (priv->wdev->iftype == NL80211_IFTYPE_MONITOR) { /* Keep the skb to echo it back once Tx feedback is received from FW */ skb_orphan(skb); @@ -158,6 +158,7 @@ netdev_tx_t lbs_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) free: dev_kfree_skb_any(skb); } + unlock: spin_unlock_irqrestore(&priv->driver_lock, flags); wake_up(&priv->waitq); @@ -179,7 +180,8 @@ void lbs_send_tx_feedback(struct lbs_private *priv, u32 try_count) { struct tx_radiotap_hdr *radiotap_hdr; - if (!priv->monitormode || priv->currenttxskb == NULL) + if (!priv->wdev->iftype == NL80211_IFTYPE_MONITOR || + priv->currenttxskb == NULL) return; radiotap_hdr = (struct tx_radiotap_hdr *)priv->currenttxskb->data; @@ -188,7 +190,7 @@ void lbs_send_tx_feedback(struct lbs_private *priv, u32 try_count) (1 + priv->txretrycount - try_count) : 0; priv->currenttxskb->protocol = eth_type_trans(priv->currenttxskb, - priv->rtap_net_dev); + priv->dev); netif_rx(priv->currenttxskb); priv->currenttxskb = NULL; diff --git a/drivers/net/wireless/libertas/wext.c b/drivers/net/wireless/libertas/wext.c deleted file mode 100644 index f96a96031a50..000000000000 --- a/drivers/net/wireless/libertas/wext.c +++ /dev/null @@ -1,2353 +0,0 @@ -/** - * This file contains ioctl functions - */ -#include <linux/ctype.h> -#include <linux/slab.h> -#include <linux/delay.h> -#include <linux/if.h> -#include <linux/if_arp.h> -#include <linux/wireless.h> -#include <linux/bitops.h> - -#include <net/lib80211.h> -#include <net/iw_handler.h> - -#include "host.h" -#include "radiotap.h" -#include "decl.h" -#include "defs.h" -#include "dev.h" -#include "wext.h" -#include "scan.h" -#include "assoc.h" -#include "cmd.h" - - -static inline void lbs_postpone_association_work(struct lbs_private *priv) -{ - if (priv->surpriseremoved) - return; - cancel_delayed_work(&priv->assoc_work); - queue_delayed_work(priv->work_thread, &priv->assoc_work, HZ / 2); -} - -static inline void lbs_do_association_work(struct lbs_private *priv) -{ - if (priv->surpriseremoved) - return; - cancel_delayed_work(&priv->assoc_work); - queue_delayed_work(priv->work_thread, &priv->assoc_work, 0); -} - -static inline void lbs_cancel_association_work(struct lbs_private *priv) -{ - cancel_delayed_work(&priv->assoc_work); - kfree(priv->pending_assoc_req); - priv->pending_assoc_req = NULL; -} - -void lbs_send_disconnect_notification(struct lbs_private *priv) -{ - union iwreq_data wrqu; - - memset(wrqu.ap_addr.sa_data, 0x00, ETH_ALEN); - wrqu.ap_addr.sa_family = ARPHRD_ETHER; - wireless_send_event(priv->dev, SIOCGIWAP, &wrqu, NULL); -} - -static void lbs_send_iwevcustom_event(struct lbs_private *priv, s8 *str) -{ - union iwreq_data iwrq; - u8 buf[50]; - - lbs_deb_enter(LBS_DEB_WEXT); - - memset(&iwrq, 0, sizeof(union iwreq_data)); - memset(buf, 0, sizeof(buf)); - - snprintf(buf, sizeof(buf) - 1, "%s", str); - - iwrq.data.length = strlen(buf) + 1 + IW_EV_LCP_LEN; - - /* Send Event to upper layer */ - lbs_deb_wext("event indication string %s\n", (char *)buf); - lbs_deb_wext("event indication length %d\n", iwrq.data.length); - lbs_deb_wext("sending wireless event IWEVCUSTOM for %s\n", str); - - wireless_send_event(priv->dev, IWEVCUSTOM, &iwrq, buf); - - lbs_deb_leave(LBS_DEB_WEXT); -} - -/** - * @brief This function handles MIC failure event. - * - * @param priv A pointer to struct lbs_private structure - * @para event the event id - * @return n/a - */ -void lbs_send_mic_failureevent(struct lbs_private *priv, u32 event) -{ - char buf[50]; - - lbs_deb_enter(LBS_DEB_CMD); - memset(buf, 0, sizeof(buf)); - - sprintf(buf, "%s", "MLME-MICHAELMICFAILURE.indication "); - - if (event == MACREG_INT_CODE_MIC_ERR_UNICAST) - strcat(buf, "unicast "); - else - strcat(buf, "multicast "); - - lbs_send_iwevcustom_event(priv, buf); - lbs_deb_leave(LBS_DEB_CMD); -} - -/** - * @brief Find the channel frequency power info with specific channel - * - * @param priv A pointer to struct lbs_private structure - * @param band it can be BAND_A, BAND_G or BAND_B - * @param channel the channel for looking - * @return A pointer to struct chan_freq_power structure or NULL if not find. - */ -struct chan_freq_power *lbs_find_cfp_by_band_and_channel( - struct lbs_private *priv, - u8 band, - u16 channel) -{ - struct chan_freq_power *cfp = NULL; - struct region_channel *rc; - int i, j; - - for (j = 0; !cfp && (j < ARRAY_SIZE(priv->region_channel)); j++) { - rc = &priv->region_channel[j]; - - if (!rc->valid || !rc->CFP) - continue; - if (rc->band != band) - continue; - for (i = 0; i < rc->nrcfp; i++) { - if (rc->CFP[i].channel == channel) { - cfp = &rc->CFP[i]; - break; - } - } - } - - if (!cfp && channel) - lbs_deb_wext("lbs_find_cfp_by_band_and_channel: can't find " - "cfp by band %d / channel %d\n", band, channel); - - return cfp; -} - -/** - * @brief Find the channel frequency power info with specific frequency - * - * @param priv A pointer to struct lbs_private structure - * @param band it can be BAND_A, BAND_G or BAND_B - * @param freq the frequency for looking - * @return A pointer to struct chan_freq_power structure or NULL if not find. - */ -static struct chan_freq_power *find_cfp_by_band_and_freq( - struct lbs_private *priv, - u8 band, - u32 freq) -{ - struct chan_freq_power *cfp = NULL; - struct region_channel *rc; - int i, j; - - for (j = 0; !cfp && (j < ARRAY_SIZE(priv->region_channel)); j++) { - rc = &priv->region_channel[j]; - - if (!rc->valid || !rc->CFP) - continue; - if (rc->band != band) - continue; - for (i = 0; i < rc->nrcfp; i++) { - if (rc->CFP[i].freq == freq) { - cfp = &rc->CFP[i]; - break; - } - } - } - - if (!cfp && freq) - lbs_deb_wext("find_cfp_by_band_and_freql: can't find cfp by " - "band %d / freq %d\n", band, freq); - - return cfp; -} - -/** - * @brief Copy active data rates based on adapter mode and status - * - * @param priv A pointer to struct lbs_private structure - * @param rate The buf to return the active rates - */ -static void copy_active_data_rates(struct lbs_private *priv, u8 *rates) -{ - lbs_deb_enter(LBS_DEB_WEXT); - - if ((priv->connect_status != LBS_CONNECTED) && - !lbs_mesh_connected(priv)) - memcpy(rates, lbs_bg_rates, MAX_RATES); - else - memcpy(rates, priv->curbssparams.rates, MAX_RATES); - - lbs_deb_leave(LBS_DEB_WEXT); -} - -static int lbs_get_name(struct net_device *dev, struct iw_request_info *info, - char *cwrq, char *extra) -{ - - lbs_deb_enter(LBS_DEB_WEXT); - - /* We could add support for 802.11n here as needed. Jean II */ - snprintf(cwrq, IFNAMSIZ, "IEEE 802.11b/g"); - - lbs_deb_leave(LBS_DEB_WEXT); - return 0; -} - -static int lbs_get_freq(struct net_device *dev, struct iw_request_info *info, - struct iw_freq *fwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - struct chan_freq_power *cfp; - - lbs_deb_enter(LBS_DEB_WEXT); - - cfp = lbs_find_cfp_by_band_and_channel(priv, 0, - priv->channel); - - if (!cfp) { - if (priv->channel) - lbs_deb_wext("invalid channel %d\n", - priv->channel); - return -EINVAL; - } - - fwrq->m = (long)cfp->freq * 100000; - fwrq->e = 1; - - lbs_deb_wext("freq %u\n", fwrq->m); - lbs_deb_leave(LBS_DEB_WEXT); - return 0; -} - -static int lbs_get_wap(struct net_device *dev, struct iw_request_info *info, - struct sockaddr *awrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - - lbs_deb_enter(LBS_DEB_WEXT); - - if (priv->connect_status == LBS_CONNECTED) { - memcpy(awrq->sa_data, priv->curbssparams.bssid, ETH_ALEN); - } else { - memset(awrq->sa_data, 0, ETH_ALEN); - } - awrq->sa_family = ARPHRD_ETHER; - - lbs_deb_leave(LBS_DEB_WEXT); - return 0; -} - -static int lbs_set_nick(struct net_device *dev, struct iw_request_info *info, - struct iw_point *dwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - - lbs_deb_enter(LBS_DEB_WEXT); - - /* - * Check the size of the string - */ - - if (dwrq->length > 16) { - return -E2BIG; - } - - mutex_lock(&priv->lock); - memset(priv->nodename, 0, sizeof(priv->nodename)); - memcpy(priv->nodename, extra, dwrq->length); - mutex_unlock(&priv->lock); - - lbs_deb_leave(LBS_DEB_WEXT); - return 0; -} - -static int lbs_get_nick(struct net_device *dev, struct iw_request_info *info, - struct iw_point *dwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - - lbs_deb_enter(LBS_DEB_WEXT); - - dwrq->length = strlen(priv->nodename); - memcpy(extra, priv->nodename, dwrq->length); - extra[dwrq->length] = '\0'; - - dwrq->flags = 1; /* active */ - - lbs_deb_leave(LBS_DEB_WEXT); - return 0; -} - -#ifdef CONFIG_LIBERTAS_MESH -static int mesh_get_nick(struct net_device *dev, struct iw_request_info *info, - struct iw_point *dwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - - lbs_deb_enter(LBS_DEB_WEXT); - - /* Use nickname to indicate that mesh is on */ - - if (lbs_mesh_connected(priv)) { - strncpy(extra, "Mesh", 12); - extra[12] = '\0'; - dwrq->length = strlen(extra); - } - - else { - extra[0] = '\0'; - dwrq->length = 0; - } - - lbs_deb_leave(LBS_DEB_WEXT); - return 0; -} -#endif - -static int lbs_set_rts(struct net_device *dev, struct iw_request_info *info, - struct iw_param *vwrq, char *extra) -{ - int ret = 0; - struct lbs_private *priv = dev->ml_priv; - u32 val = vwrq->value; - - lbs_deb_enter(LBS_DEB_WEXT); - - if (vwrq->disabled) - val = MRVDRV_RTS_MAX_VALUE; - - if (val > MRVDRV_RTS_MAX_VALUE) /* min rts value is 0 */ - return -EINVAL; - - ret = lbs_set_snmp_mib(priv, SNMP_MIB_OID_RTS_THRESHOLD, (u16) val); - - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - -static int lbs_get_rts(struct net_device *dev, struct iw_request_info *info, - struct iw_param *vwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - int ret = 0; - u16 val = 0; - - lbs_deb_enter(LBS_DEB_WEXT); - - ret = lbs_get_snmp_mib(priv, SNMP_MIB_OID_RTS_THRESHOLD, &val); - if (ret) - goto out; - - vwrq->value = val; - vwrq->disabled = val > MRVDRV_RTS_MAX_VALUE; /* min rts value is 0 */ - vwrq->fixed = 1; - -out: - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - -static int lbs_set_frag(struct net_device *dev, struct iw_request_info *info, - struct iw_param *vwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - int ret = 0; - u32 val = vwrq->value; - - lbs_deb_enter(LBS_DEB_WEXT); - - if (vwrq->disabled) - val = MRVDRV_FRAG_MAX_VALUE; - - if (val < MRVDRV_FRAG_MIN_VALUE || val > MRVDRV_FRAG_MAX_VALUE) - return -EINVAL; - - ret = lbs_set_snmp_mib(priv, SNMP_MIB_OID_FRAG_THRESHOLD, (u16) val); - - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - -static int lbs_get_frag(struct net_device *dev, struct iw_request_info *info, - struct iw_param *vwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - int ret = 0; - u16 val = 0; - - lbs_deb_enter(LBS_DEB_WEXT); - - ret = lbs_get_snmp_mib(priv, SNMP_MIB_OID_FRAG_THRESHOLD, &val); - if (ret) - goto out; - - vwrq->value = val; - vwrq->disabled = ((val < MRVDRV_FRAG_MIN_VALUE) - || (val > MRVDRV_FRAG_MAX_VALUE)); - vwrq->fixed = 1; - -out: - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - -static int lbs_get_mode(struct net_device *dev, - struct iw_request_info *info, u32 * uwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - - lbs_deb_enter(LBS_DEB_WEXT); - - *uwrq = priv->mode; - - lbs_deb_leave(LBS_DEB_WEXT); - return 0; -} - -#ifdef CONFIG_LIBERTAS_MESH -static int mesh_wlan_get_mode(struct net_device *dev, - struct iw_request_info *info, u32 * uwrq, - char *extra) -{ - lbs_deb_enter(LBS_DEB_WEXT); - - *uwrq = IW_MODE_REPEAT; - - lbs_deb_leave(LBS_DEB_WEXT); - return 0; -} -#endif - -static int lbs_get_txpow(struct net_device *dev, - struct iw_request_info *info, - struct iw_param *vwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - s16 curlevel = 0; - int ret = 0; - - lbs_deb_enter(LBS_DEB_WEXT); - - if (!priv->radio_on) { - lbs_deb_wext("tx power off\n"); - vwrq->value = 0; - vwrq->disabled = 1; - goto out; - } - - ret = lbs_get_tx_power(priv, &curlevel, NULL, NULL); - if (ret) - goto out; - - lbs_deb_wext("tx power level %d dbm\n", curlevel); - priv->txpower_cur = curlevel; - - vwrq->value = curlevel; - vwrq->fixed = 1; - vwrq->disabled = 0; - vwrq->flags = IW_TXPOW_DBM; - -out: - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - -static int lbs_set_retry(struct net_device *dev, struct iw_request_info *info, - struct iw_param *vwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - int ret = 0; - u16 slimit = 0, llimit = 0; - - lbs_deb_enter(LBS_DEB_WEXT); - - if ((vwrq->flags & IW_RETRY_TYPE) != IW_RETRY_LIMIT) - return -EOPNOTSUPP; - - /* The MAC has a 4-bit Total_Tx_Count register - Total_Tx_Count = 1 + Tx_Retry_Count */ -#define TX_RETRY_MIN 0 -#define TX_RETRY_MAX 14 - if (vwrq->value < TX_RETRY_MIN || vwrq->value > TX_RETRY_MAX) - return -EINVAL; - - /* Add 1 to convert retry count to try count */ - if (vwrq->flags & IW_RETRY_SHORT) - slimit = (u16) (vwrq->value + 1); - else if (vwrq->flags & IW_RETRY_LONG) - llimit = (u16) (vwrq->value + 1); - else - slimit = llimit = (u16) (vwrq->value + 1); /* set both */ - - if (llimit) { - ret = lbs_set_snmp_mib(priv, SNMP_MIB_OID_LONG_RETRY_LIMIT, - llimit); - if (ret) - goto out; - } - - if (slimit) { - /* txretrycount follows the short retry limit */ - priv->txretrycount = slimit; - ret = lbs_set_snmp_mib(priv, SNMP_MIB_OID_SHORT_RETRY_LIMIT, - slimit); - if (ret) - goto out; - } - -out: - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - -static int lbs_get_retry(struct net_device *dev, struct iw_request_info *info, - struct iw_param *vwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - int ret = 0; - u16 val = 0; - - lbs_deb_enter(LBS_DEB_WEXT); - - vwrq->disabled = 0; - - if (vwrq->flags & IW_RETRY_LONG) { - ret = lbs_get_snmp_mib(priv, SNMP_MIB_OID_LONG_RETRY_LIMIT, &val); - if (ret) - goto out; - - /* Subtract 1 to convert try count to retry count */ - vwrq->value = val - 1; - vwrq->flags = IW_RETRY_LIMIT | IW_RETRY_LONG; - } else { - ret = lbs_get_snmp_mib(priv, SNMP_MIB_OID_SHORT_RETRY_LIMIT, &val); - if (ret) - goto out; - - /* txretry count follows the short retry limit */ - priv->txretrycount = val; - /* Subtract 1 to convert try count to retry count */ - vwrq->value = val - 1; - vwrq->flags = IW_RETRY_LIMIT | IW_RETRY_SHORT; - } - -out: - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - -static inline void sort_channels(struct iw_freq *freq, int num) -{ - int i, j; - struct iw_freq temp; - - for (i = 0; i < num; i++) - for (j = i + 1; j < num; j++) - if (freq[i].i > freq[j].i) { - temp.i = freq[i].i; - temp.m = freq[i].m; - - freq[i].i = freq[j].i; - freq[i].m = freq[j].m; - - freq[j].i = temp.i; - freq[j].m = temp.m; - } -} - -/* data rate listing - MULTI_BANDS: - abg a b b/g - Infra G(12) A(8) B(4) G(12) - Adhoc A+B(12) A(8) B(4) B(4) - - non-MULTI_BANDS: - b b/g - Infra B(4) G(12) - Adhoc B(4) B(4) - */ -/** - * @brief Get Range Info - * - * @param dev A pointer to net_device structure - * @param info A pointer to iw_request_info structure - * @param vwrq A pointer to iw_param structure - * @param extra A pointer to extra data buf - * @return 0 --success, otherwise fail - */ -static int lbs_get_range(struct net_device *dev, struct iw_request_info *info, - struct iw_point *dwrq, char *extra) -{ - int i, j; - struct lbs_private *priv = dev->ml_priv; - struct iw_range *range = (struct iw_range *)extra; - struct chan_freq_power *cfp; - u8 rates[MAX_RATES + 1]; - - lbs_deb_enter(LBS_DEB_WEXT); - - dwrq->length = sizeof(struct iw_range); - memset(range, 0, sizeof(struct iw_range)); - - range->min_nwid = 0; - range->max_nwid = 0; - - memset(rates, 0, sizeof(rates)); - copy_active_data_rates(priv, rates); - range->num_bitrates = strnlen(rates, IW_MAX_BITRATES); - for (i = 0; i < range->num_bitrates; i++) - range->bitrate[i] = rates[i] * 500000; - range->num_bitrates = i; - lbs_deb_wext("IW_MAX_BITRATES %d, num_bitrates %d\n", IW_MAX_BITRATES, - range->num_bitrates); - - range->num_frequency = 0; - - range->scan_capa = IW_SCAN_CAPA_ESSID; - - for (j = 0; (range->num_frequency < IW_MAX_FREQUENCIES) - && (j < ARRAY_SIZE(priv->region_channel)); j++) { - cfp = priv->region_channel[j].CFP; - for (i = 0; (range->num_frequency < IW_MAX_FREQUENCIES) - && priv->region_channel[j].valid - && cfp - && (i < priv->region_channel[j].nrcfp); i++) { - range->freq[range->num_frequency].i = - (long)cfp->channel; - range->freq[range->num_frequency].m = - (long)cfp->freq * 100000; - range->freq[range->num_frequency].e = 1; - cfp++; - range->num_frequency++; - } - } - - lbs_deb_wext("IW_MAX_FREQUENCIES %d, num_frequency %d\n", - IW_MAX_FREQUENCIES, range->num_frequency); - - range->num_channels = range->num_frequency; - - sort_channels(&range->freq[0], range->num_frequency); - - /* - * Set an indication of the max TCP throughput in bit/s that we can - * expect using this interface - */ - if (i > 2) - range->throughput = 5000 * 1000; - else - range->throughput = 1500 * 1000; - - range->min_rts = MRVDRV_RTS_MIN_VALUE; - range->max_rts = MRVDRV_RTS_MAX_VALUE; - range->min_frag = MRVDRV_FRAG_MIN_VALUE; - range->max_frag = MRVDRV_FRAG_MAX_VALUE; - - range->encoding_size[0] = 5; - range->encoding_size[1] = 13; - range->num_encoding_sizes = 2; - range->max_encoding_tokens = 4; - - /* - * Right now we support only "iwconfig ethX power on|off" - */ - range->pm_capa = IW_POWER_ON; - - /* - * Minimum version we recommend - */ - range->we_version_source = 15; - - /* - * Version we are compiled with - */ - range->we_version_compiled = WIRELESS_EXT; - - range->retry_capa = IW_RETRY_LIMIT; - range->retry_flags = IW_RETRY_LIMIT | IW_RETRY_MAX; - - range->min_retry = TX_RETRY_MIN; - range->max_retry = TX_RETRY_MAX; - - /* - * Set the qual, level and noise range values - */ - range->max_qual.qual = 100; - range->max_qual.level = 0; - range->max_qual.noise = 0; - range->max_qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM; - - range->avg_qual.qual = 70; - /* TODO: Find real 'good' to 'bad' threshold value for RSSI */ - range->avg_qual.level = 0; - range->avg_qual.noise = 0; - range->avg_qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM; - - range->sensitivity = 0; - - /* Setup the supported power level ranges */ - memset(range->txpower, 0, sizeof(range->txpower)); - range->txpower_capa = IW_TXPOW_DBM | IW_TXPOW_RANGE; - range->txpower[0] = priv->txpower_min; - range->txpower[1] = priv->txpower_max; - range->num_txpower = 2; - - range->event_capa[0] = (IW_EVENT_CAPA_K_0 | - IW_EVENT_CAPA_MASK(SIOCGIWAP) | - IW_EVENT_CAPA_MASK(SIOCGIWSCAN)); - range->event_capa[1] = IW_EVENT_CAPA_K_1; - - if (priv->fwcapinfo & FW_CAPINFO_WPA) { - range->enc_capa = IW_ENC_CAPA_WPA - | IW_ENC_CAPA_WPA2 - | IW_ENC_CAPA_CIPHER_TKIP - | IW_ENC_CAPA_CIPHER_CCMP; - } - - lbs_deb_leave(LBS_DEB_WEXT); - return 0; -} - -static int lbs_set_power(struct net_device *dev, struct iw_request_info *info, - struct iw_param *vwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - int ret = 0; - - lbs_deb_enter(LBS_DEB_WEXT); - - if (!(priv->fwcapinfo & FW_CAPINFO_PS)) { - if (vwrq->disabled) - return 0; - else - return -EINVAL; - } - - /* PS is currently supported only in Infrastructure mode - * Remove this check if it is to be supported in IBSS mode also - */ - - if (vwrq->disabled) { - priv->psmode = LBS802_11POWERMODECAM; - if (priv->psstate != PS_STATE_FULL_POWER) { - lbs_ps_wakeup(priv, CMD_OPTION_WAITFORRSP); - } - - return 0; - } - - if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) { - lbs_deb_wext( - "setting power timeout is not supported\n"); - return -EINVAL; - } else if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_PERIOD) { - vwrq->value = vwrq->value / 1000; - if (!priv->enter_deep_sleep) { - lbs_pr_err("deep sleep feature is not implemented " - "for this interface driver\n"); - return -EINVAL; - } - - if (priv->connect_status == LBS_CONNECTED) { - if ((priv->is_auto_deep_sleep_enabled) && - (vwrq->value == -1000)) { - lbs_exit_auto_deep_sleep(priv); - return 0; - } else { - lbs_pr_err("can't use deep sleep cmd in " - "connected state\n"); - return -EINVAL; - } - } - - if ((vwrq->value < 0) && (vwrq->value != -1000)) { - lbs_pr_err("unknown option\n"); - return -EINVAL; - } - - if (vwrq->value > 0) { - if (!priv->is_auto_deep_sleep_enabled) { - priv->is_activity_detected = 0; - priv->auto_deep_sleep_timeout = vwrq->value; - lbs_enter_auto_deep_sleep(priv); - } else { - priv->auto_deep_sleep_timeout = vwrq->value; - lbs_deb_debugfs("auto deep sleep: " - "already enabled\n"); - } - return 0; - } else { - if (priv->is_auto_deep_sleep_enabled) { - lbs_exit_auto_deep_sleep(priv); - /* Try to exit deep sleep if auto */ - /*deep sleep disabled */ - ret = lbs_set_deep_sleep(priv, 0); - } - if (vwrq->value == 0) - ret = lbs_set_deep_sleep(priv, 1); - else if (vwrq->value == -1000) - ret = lbs_set_deep_sleep(priv, 0); - return ret; - } - } - - if (priv->psmode != LBS802_11POWERMODECAM) { - return 0; - } - - priv->psmode = LBS802_11POWERMODEMAX_PSP; - - if (priv->connect_status == LBS_CONNECTED) { - lbs_ps_sleep(priv, CMD_OPTION_WAITFORRSP); - } - - lbs_deb_leave(LBS_DEB_WEXT); - - return 0; -} - -static int lbs_get_power(struct net_device *dev, struct iw_request_info *info, - struct iw_param *vwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - - lbs_deb_enter(LBS_DEB_WEXT); - - vwrq->value = 0; - vwrq->flags = 0; - vwrq->disabled = priv->psmode == LBS802_11POWERMODECAM - || priv->connect_status == LBS_DISCONNECTED; - - lbs_deb_leave(LBS_DEB_WEXT); - return 0; -} - -static struct iw_statistics *lbs_get_wireless_stats(struct net_device *dev) -{ - enum { - POOR = 30, - FAIR = 60, - GOOD = 80, - VERY_GOOD = 90, - EXCELLENT = 95, - PERFECT = 100 - }; - struct lbs_private *priv = dev->ml_priv; - u32 rssi_qual; - u32 tx_qual; - u32 quality = 0; - int ret, stats_valid = 0; - u8 rssi; - u32 tx_retries; - struct cmd_ds_802_11_get_log log; - - lbs_deb_enter(LBS_DEB_WEXT); - - priv->wstats.status = priv->mode; - - /* If we're not associated, all quality values are meaningless */ - if ((priv->connect_status != LBS_CONNECTED) && - !lbs_mesh_connected(priv)) - goto out; - - /* Quality by RSSI */ - priv->wstats.qual.level = - CAL_RSSI(priv->SNR[TYPE_BEACON][TYPE_NOAVG], - priv->NF[TYPE_BEACON][TYPE_NOAVG]); - - if (priv->NF[TYPE_BEACON][TYPE_NOAVG] == 0) { - priv->wstats.qual.noise = MRVDRV_NF_DEFAULT_SCAN_VALUE; - } else { - priv->wstats.qual.noise = - CAL_NF(priv->NF[TYPE_BEACON][TYPE_NOAVG]); - } - - lbs_deb_wext("signal level %#x\n", priv->wstats.qual.level); - lbs_deb_wext("noise %#x\n", priv->wstats.qual.noise); - - rssi = priv->wstats.qual.level - priv->wstats.qual.noise; - if (rssi < 15) - rssi_qual = rssi * POOR / 10; - else if (rssi < 20) - rssi_qual = (rssi - 15) * (FAIR - POOR) / 5 + POOR; - else if (rssi < 30) - rssi_qual = (rssi - 20) * (GOOD - FAIR) / 5 + FAIR; - else if (rssi < 40) - rssi_qual = (rssi - 30) * (VERY_GOOD - GOOD) / - 10 + GOOD; - else - rssi_qual = (rssi - 40) * (PERFECT - VERY_GOOD) / - 10 + VERY_GOOD; - quality = rssi_qual; - - /* Quality by TX errors */ - priv->wstats.discard.retries = dev->stats.tx_errors; - - memset(&log, 0, sizeof(log)); - log.hdr.size = cpu_to_le16(sizeof(log)); - ret = lbs_cmd_with_response(priv, CMD_802_11_GET_LOG, &log); - if (ret) - goto out; - - tx_retries = le32_to_cpu(log.retry); - - if (tx_retries > 75) - tx_qual = (90 - tx_retries) * POOR / 15; - else if (tx_retries > 70) - tx_qual = (75 - tx_retries) * (FAIR - POOR) / 5 + POOR; - else if (tx_retries > 65) - tx_qual = (70 - tx_retries) * (GOOD - FAIR) / 5 + FAIR; - else if (tx_retries > 50) - tx_qual = (65 - tx_retries) * (VERY_GOOD - GOOD) / - 15 + GOOD; - else - tx_qual = (50 - tx_retries) * - (PERFECT - VERY_GOOD) / 50 + VERY_GOOD; - quality = min(quality, tx_qual); - - priv->wstats.discard.code = le32_to_cpu(log.wepundecryptable); - priv->wstats.discard.retries = tx_retries; - priv->wstats.discard.misc = le32_to_cpu(log.ackfailure); - - /* Calculate quality */ - priv->wstats.qual.qual = min_t(u8, quality, 100); - priv->wstats.qual.updated = IW_QUAL_ALL_UPDATED | IW_QUAL_DBM; - stats_valid = 1; - - /* update stats asynchronously for future calls */ - ret = lbs_prepare_and_send_command(priv, CMD_802_11_RSSI, 0, - 0, 0, NULL); - if (ret) - lbs_pr_err("RSSI command failed\n"); -out: - if (!stats_valid) { - priv->wstats.miss.beacon = 0; - priv->wstats.discard.retries = 0; - priv->wstats.qual.qual = 0; - priv->wstats.qual.level = 0; - priv->wstats.qual.noise = 0; - priv->wstats.qual.updated = IW_QUAL_ALL_UPDATED; - priv->wstats.qual.updated |= IW_QUAL_NOISE_INVALID | - IW_QUAL_QUAL_INVALID | IW_QUAL_LEVEL_INVALID; - } - - lbs_deb_leave(LBS_DEB_WEXT); - return &priv->wstats; - - -} - -static int lbs_set_freq(struct net_device *dev, struct iw_request_info *info, - struct iw_freq *fwrq, char *extra) -{ - int ret = -EINVAL; - struct lbs_private *priv = dev->ml_priv; - struct chan_freq_power *cfp; - struct assoc_request * assoc_req; - - lbs_deb_enter(LBS_DEB_WEXT); - - mutex_lock(&priv->lock); - assoc_req = lbs_get_association_request(priv); - if (!assoc_req) { - ret = -ENOMEM; - goto out; - } - - /* If setting by frequency, convert to a channel */ - if (fwrq->e == 1) { - long f = fwrq->m / 100000; - - cfp = find_cfp_by_band_and_freq(priv, 0, f); - if (!cfp) { - lbs_deb_wext("invalid freq %ld\n", f); - goto out; - } - - fwrq->e = 0; - fwrq->m = (int) cfp->channel; - } - - /* Setting by channel number */ - if (fwrq->m > 1000 || fwrq->e > 0) { - goto out; - } - - cfp = lbs_find_cfp_by_band_and_channel(priv, 0, fwrq->m); - if (!cfp) { - goto out; - } - - assoc_req->channel = fwrq->m; - ret = 0; - -out: - if (ret == 0) { - set_bit(ASSOC_FLAG_CHANNEL, &assoc_req->flags); - lbs_postpone_association_work(priv); - } else { - lbs_cancel_association_work(priv); - } - mutex_unlock(&priv->lock); - - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - -#ifdef CONFIG_LIBERTAS_MESH -static int lbs_mesh_set_freq(struct net_device *dev, - struct iw_request_info *info, - struct iw_freq *fwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - struct chan_freq_power *cfp; - int ret = -EINVAL; - - lbs_deb_enter(LBS_DEB_WEXT); - - /* If setting by frequency, convert to a channel */ - if (fwrq->e == 1) { - long f = fwrq->m / 100000; - - cfp = find_cfp_by_band_and_freq(priv, 0, f); - if (!cfp) { - lbs_deb_wext("invalid freq %ld\n", f); - goto out; - } - - fwrq->e = 0; - fwrq->m = (int) cfp->channel; - } - - /* Setting by channel number */ - if (fwrq->m > 1000 || fwrq->e > 0) { - goto out; - } - - cfp = lbs_find_cfp_by_band_and_channel(priv, 0, fwrq->m); - if (!cfp) { - goto out; - } - - if (fwrq->m != priv->channel) { - lbs_deb_wext("mesh channel change forces eth disconnect\n"); - if (priv->mode == IW_MODE_INFRA) - lbs_cmd_80211_deauthenticate(priv, - priv->curbssparams.bssid, - WLAN_REASON_DEAUTH_LEAVING); - else if (priv->mode == IW_MODE_ADHOC) - lbs_adhoc_stop(priv); - } - lbs_mesh_config(priv, CMD_ACT_MESH_CONFIG_START, fwrq->m); - lbs_update_channel(priv); - ret = 0; - -out: - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} -#endif - -static int lbs_set_rate(struct net_device *dev, struct iw_request_info *info, - struct iw_param *vwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - u8 new_rate = 0; - int ret = -EINVAL; - u8 rates[MAX_RATES + 1]; - - lbs_deb_enter(LBS_DEB_WEXT); - - lbs_deb_wext("vwrq->value %d\n", vwrq->value); - lbs_deb_wext("vwrq->fixed %d\n", vwrq->fixed); - - if (vwrq->fixed && vwrq->value == -1) - goto out; - - /* Auto rate? */ - priv->enablehwauto = !vwrq->fixed; - - if (vwrq->value == -1) - priv->cur_rate = 0; - else { - if (vwrq->value % 100000) - goto out; - - new_rate = vwrq->value / 500000; - priv->cur_rate = new_rate; - /* the rest is only needed for lbs_set_data_rate() */ - memset(rates, 0, sizeof(rates)); - copy_active_data_rates(priv, rates); - if (!memchr(rates, new_rate, sizeof(rates))) { - lbs_pr_alert("fixed data rate 0x%X out of range\n", - new_rate); - goto out; - } - if (priv->fwrelease < 0x09000000) { - ret = lbs_set_power_adapt_cfg(priv, 0, - POW_ADAPT_DEFAULT_P0, - POW_ADAPT_DEFAULT_P1, - POW_ADAPT_DEFAULT_P2); - if (ret) - goto out; - } - ret = lbs_set_tpc_cfg(priv, 0, TPC_DEFAULT_P0, TPC_DEFAULT_P1, - TPC_DEFAULT_P2, 1); - if (ret) - goto out; - } - - /* Try the newer command first (Firmware Spec 5.1 and above) */ - ret = lbs_cmd_802_11_rate_adapt_rateset(priv, CMD_ACT_SET); - - /* Fallback to older version */ - if (ret) - ret = lbs_set_data_rate(priv, new_rate); - -out: - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - -static int lbs_get_rate(struct net_device *dev, struct iw_request_info *info, - struct iw_param *vwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - - lbs_deb_enter(LBS_DEB_WEXT); - - if (priv->connect_status == LBS_CONNECTED) { - vwrq->value = priv->cur_rate * 500000; - - if (priv->enablehwauto) - vwrq->fixed = 0; - else - vwrq->fixed = 1; - - } else { - vwrq->fixed = 0; - vwrq->value = 0; - } - - lbs_deb_leave(LBS_DEB_WEXT); - return 0; -} - -static int lbs_set_mode(struct net_device *dev, - struct iw_request_info *info, u32 * uwrq, char *extra) -{ - int ret = 0; - struct lbs_private *priv = dev->ml_priv; - struct assoc_request * assoc_req; - - lbs_deb_enter(LBS_DEB_WEXT); - - if ( (*uwrq != IW_MODE_ADHOC) - && (*uwrq != IW_MODE_INFRA) - && (*uwrq != IW_MODE_AUTO)) { - lbs_deb_wext("Invalid mode: 0x%x\n", *uwrq); - ret = -EINVAL; - goto out; - } - - mutex_lock(&priv->lock); - assoc_req = lbs_get_association_request(priv); - if (!assoc_req) { - ret = -ENOMEM; - lbs_cancel_association_work(priv); - } else { - assoc_req->mode = *uwrq; - set_bit(ASSOC_FLAG_MODE, &assoc_req->flags); - lbs_postpone_association_work(priv); - lbs_deb_wext("Switching to mode: 0x%x\n", *uwrq); - } - mutex_unlock(&priv->lock); - -out: - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - - -/** - * @brief Get Encryption key - * - * @param dev A pointer to net_device structure - * @param info A pointer to iw_request_info structure - * @param vwrq A pointer to iw_param structure - * @param extra A pointer to extra data buf - * @return 0 --success, otherwise fail - */ -static int lbs_get_encode(struct net_device *dev, - struct iw_request_info *info, - struct iw_point *dwrq, u8 * extra) -{ - struct lbs_private *priv = dev->ml_priv; - int index = (dwrq->flags & IW_ENCODE_INDEX) - 1; - - lbs_deb_enter(LBS_DEB_WEXT); - - lbs_deb_wext("flags 0x%x, index %d, length %d, wep_tx_keyidx %d\n", - dwrq->flags, index, dwrq->length, priv->wep_tx_keyidx); - - dwrq->flags = 0; - - /* Authentication method */ - switch (priv->secinfo.auth_mode) { - case IW_AUTH_ALG_OPEN_SYSTEM: - dwrq->flags = IW_ENCODE_OPEN; - break; - - case IW_AUTH_ALG_SHARED_KEY: - case IW_AUTH_ALG_LEAP: - dwrq->flags = IW_ENCODE_RESTRICTED; - break; - default: - dwrq->flags = IW_ENCODE_DISABLED | IW_ENCODE_OPEN; - break; - } - - memset(extra, 0, 16); - - mutex_lock(&priv->lock); - - /* Default to returning current transmit key */ - if (index < 0) - index = priv->wep_tx_keyidx; - - if ((priv->wep_keys[index].len) && priv->secinfo.wep_enabled) { - memcpy(extra, priv->wep_keys[index].key, - priv->wep_keys[index].len); - dwrq->length = priv->wep_keys[index].len; - - dwrq->flags |= (index + 1); - /* Return WEP enabled */ - dwrq->flags &= ~IW_ENCODE_DISABLED; - } else if ((priv->secinfo.WPAenabled) - || (priv->secinfo.WPA2enabled)) { - /* return WPA enabled */ - dwrq->flags &= ~IW_ENCODE_DISABLED; - dwrq->flags |= IW_ENCODE_NOKEY; - } else { - dwrq->flags |= IW_ENCODE_DISABLED; - } - - mutex_unlock(&priv->lock); - - lbs_deb_wext("key: %02x:%02x:%02x:%02x:%02x:%02x, keylen %d\n", - extra[0], extra[1], extra[2], - extra[3], extra[4], extra[5], dwrq->length); - - lbs_deb_wext("return flags 0x%x\n", dwrq->flags); - - lbs_deb_leave(LBS_DEB_WEXT); - return 0; -} - -/** - * @brief Set Encryption key (internal) - * - * @param priv A pointer to private card structure - * @param key_material A pointer to key material - * @param key_length length of key material - * @param index key index to set - * @param set_tx_key Force set TX key (1 = yes, 0 = no) - * @return 0 --success, otherwise fail - */ -static int lbs_set_wep_key(struct assoc_request *assoc_req, - const char *key_material, - u16 key_length, - u16 index, - int set_tx_key) -{ - int ret = 0; - struct enc_key *pkey; - - lbs_deb_enter(LBS_DEB_WEXT); - - /* Paranoid validation of key index */ - if (index > 3) { - ret = -EINVAL; - goto out; - } - - /* validate max key length */ - if (key_length > KEY_LEN_WEP_104) { - ret = -EINVAL; - goto out; - } - - pkey = &assoc_req->wep_keys[index]; - - if (key_length > 0) { - memset(pkey, 0, sizeof(struct enc_key)); - pkey->type = KEY_TYPE_ID_WEP; - - /* Standardize the key length */ - pkey->len = (key_length > KEY_LEN_WEP_40) ? - KEY_LEN_WEP_104 : KEY_LEN_WEP_40; - memcpy(pkey->key, key_material, key_length); - } - - if (set_tx_key) { - /* Ensure the chosen key is valid */ - if (!pkey->len) { - lbs_deb_wext("key not set, so cannot enable it\n"); - ret = -EINVAL; - goto out; - } - assoc_req->wep_tx_keyidx = index; - } - - assoc_req->secinfo.wep_enabled = 1; - -out: - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - -static int validate_key_index(u16 def_index, u16 raw_index, - u16 *out_index, u16 *is_default) -{ - if (!out_index || !is_default) - return -EINVAL; - - /* Verify index if present, otherwise use default TX key index */ - if (raw_index > 0) { - if (raw_index > 4) - return -EINVAL; - *out_index = raw_index - 1; - } else { - *out_index = def_index; - *is_default = 1; - } - return 0; -} - -static void disable_wep(struct assoc_request *assoc_req) -{ - int i; - - lbs_deb_enter(LBS_DEB_WEXT); - - /* Set Open System auth mode */ - assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM; - - /* Clear WEP keys and mark WEP as disabled */ - assoc_req->secinfo.wep_enabled = 0; - for (i = 0; i < 4; i++) - assoc_req->wep_keys[i].len = 0; - - set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags); - set_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags); - - lbs_deb_leave(LBS_DEB_WEXT); -} - -static void disable_wpa(struct assoc_request *assoc_req) -{ - lbs_deb_enter(LBS_DEB_WEXT); - - memset(&assoc_req->wpa_mcast_key, 0, sizeof (struct enc_key)); - assoc_req->wpa_mcast_key.flags = KEY_INFO_WPA_MCAST; - set_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags); - - memset(&assoc_req->wpa_unicast_key, 0, sizeof (struct enc_key)); - assoc_req->wpa_unicast_key.flags = KEY_INFO_WPA_UNICAST; - set_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags); - - assoc_req->secinfo.WPAenabled = 0; - assoc_req->secinfo.WPA2enabled = 0; - set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags); - - lbs_deb_leave(LBS_DEB_WEXT); -} - -/** - * @brief Set Encryption key - * - * @param dev A pointer to net_device structure - * @param info A pointer to iw_request_info structure - * @param vwrq A pointer to iw_param structure - * @param extra A pointer to extra data buf - * @return 0 --success, otherwise fail - */ -static int lbs_set_encode(struct net_device *dev, - struct iw_request_info *info, - struct iw_point *dwrq, char *extra) -{ - int ret = 0; - struct lbs_private *priv = dev->ml_priv; - struct assoc_request * assoc_req; - u16 is_default = 0, index = 0, set_tx_key = 0; - - lbs_deb_enter(LBS_DEB_WEXT); - - mutex_lock(&priv->lock); - assoc_req = lbs_get_association_request(priv); - if (!assoc_req) { - ret = -ENOMEM; - goto out; - } - - if (dwrq->flags & IW_ENCODE_DISABLED) { - disable_wep (assoc_req); - disable_wpa (assoc_req); - goto out; - } - - ret = validate_key_index(assoc_req->wep_tx_keyidx, - (dwrq->flags & IW_ENCODE_INDEX), - &index, &is_default); - if (ret) { - ret = -EINVAL; - goto out; - } - - /* If WEP isn't enabled, or if there is no key data but a valid - * index, set the TX key. - */ - if (!assoc_req->secinfo.wep_enabled || (dwrq->length == 0 && !is_default)) - set_tx_key = 1; - - ret = lbs_set_wep_key(assoc_req, extra, dwrq->length, index, set_tx_key); - if (ret) - goto out; - - if (dwrq->length) - set_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags); - if (set_tx_key) - set_bit(ASSOC_FLAG_WEP_TX_KEYIDX, &assoc_req->flags); - - if (dwrq->flags & IW_ENCODE_RESTRICTED) { - priv->authtype_auto = 0; - assoc_req->secinfo.auth_mode = IW_AUTH_ALG_SHARED_KEY; - } else if (dwrq->flags & IW_ENCODE_OPEN) { - priv->authtype_auto = 0; - assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM; - } - -out: - if (ret == 0) { - set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags); - lbs_postpone_association_work(priv); - } else { - lbs_cancel_association_work(priv); - } - mutex_unlock(&priv->lock); - - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - -/** - * @brief Get Extended Encryption key (WPA/802.1x and WEP) - * - * @param dev A pointer to net_device structure - * @param info A pointer to iw_request_info structure - * @param vwrq A pointer to iw_param structure - * @param extra A pointer to extra data buf - * @return 0 on success, otherwise failure - */ -static int lbs_get_encodeext(struct net_device *dev, - struct iw_request_info *info, - struct iw_point *dwrq, - char *extra) -{ - int ret = -EINVAL; - struct lbs_private *priv = dev->ml_priv; - struct iw_encode_ext *ext = (struct iw_encode_ext *)extra; - int index, max_key_len; - - lbs_deb_enter(LBS_DEB_WEXT); - - max_key_len = dwrq->length - sizeof(*ext); - if (max_key_len < 0) - goto out; - - index = dwrq->flags & IW_ENCODE_INDEX; - if (index) { - if (index < 1 || index > 4) - goto out; - index--; - } else { - index = priv->wep_tx_keyidx; - } - - if (!(ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) && - ext->alg != IW_ENCODE_ALG_WEP) { - if (index != 0 || priv->mode != IW_MODE_INFRA) - goto out; - } - - dwrq->flags = index + 1; - memset(ext, 0, sizeof(*ext)); - - if ( !priv->secinfo.wep_enabled - && !priv->secinfo.WPAenabled - && !priv->secinfo.WPA2enabled) { - ext->alg = IW_ENCODE_ALG_NONE; - ext->key_len = 0; - dwrq->flags |= IW_ENCODE_DISABLED; - } else { - u8 *key = NULL; - - if ( priv->secinfo.wep_enabled - && !priv->secinfo.WPAenabled - && !priv->secinfo.WPA2enabled) { - /* WEP */ - ext->alg = IW_ENCODE_ALG_WEP; - ext->key_len = priv->wep_keys[index].len; - key = &priv->wep_keys[index].key[0]; - } else if ( !priv->secinfo.wep_enabled - && (priv->secinfo.WPAenabled || - priv->secinfo.WPA2enabled)) { - /* WPA */ - struct enc_key * pkey = NULL; - - if ( priv->wpa_mcast_key.len - && (priv->wpa_mcast_key.flags & KEY_INFO_WPA_ENABLED)) - pkey = &priv->wpa_mcast_key; - else if ( priv->wpa_unicast_key.len - && (priv->wpa_unicast_key.flags & KEY_INFO_WPA_ENABLED)) - pkey = &priv->wpa_unicast_key; - - if (pkey) { - if (pkey->type == KEY_TYPE_ID_AES) { - ext->alg = IW_ENCODE_ALG_CCMP; - } else { - ext->alg = IW_ENCODE_ALG_TKIP; - } - ext->key_len = pkey->len; - key = &pkey->key[0]; - } else { - ext->alg = IW_ENCODE_ALG_TKIP; - ext->key_len = 0; - } - } else { - goto out; - } - - if (ext->key_len > max_key_len) { - ret = -E2BIG; - goto out; - } - - if (ext->key_len) - memcpy(ext->key, key, ext->key_len); - else - dwrq->flags |= IW_ENCODE_NOKEY; - dwrq->flags |= IW_ENCODE_ENABLED; - } - ret = 0; - -out: - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - -/** - * @brief Set Encryption key Extended (WPA/802.1x and WEP) - * - * @param dev A pointer to net_device structure - * @param info A pointer to iw_request_info structure - * @param vwrq A pointer to iw_param structure - * @param extra A pointer to extra data buf - * @return 0 --success, otherwise fail - */ -static int lbs_set_encodeext(struct net_device *dev, - struct iw_request_info *info, - struct iw_point *dwrq, - char *extra) -{ - int ret = 0; - struct lbs_private *priv = dev->ml_priv; - struct iw_encode_ext *ext = (struct iw_encode_ext *)extra; - int alg = ext->alg; - struct assoc_request * assoc_req; - - lbs_deb_enter(LBS_DEB_WEXT); - - mutex_lock(&priv->lock); - assoc_req = lbs_get_association_request(priv); - if (!assoc_req) { - ret = -ENOMEM; - goto out; - } - - if ((alg == IW_ENCODE_ALG_NONE) || (dwrq->flags & IW_ENCODE_DISABLED)) { - disable_wep (assoc_req); - disable_wpa (assoc_req); - } else if (alg == IW_ENCODE_ALG_WEP) { - u16 is_default = 0, index, set_tx_key = 0; - - ret = validate_key_index(assoc_req->wep_tx_keyidx, - (dwrq->flags & IW_ENCODE_INDEX), - &index, &is_default); - if (ret) - goto out; - - /* If WEP isn't enabled, or if there is no key data but a valid - * index, or if the set-TX-key flag was passed, set the TX key. - */ - if ( !assoc_req->secinfo.wep_enabled - || (dwrq->length == 0 && !is_default) - || (ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY)) - set_tx_key = 1; - - /* Copy key to driver */ - ret = lbs_set_wep_key(assoc_req, ext->key, ext->key_len, index, - set_tx_key); - if (ret) - goto out; - - if (dwrq->flags & IW_ENCODE_RESTRICTED) { - priv->authtype_auto = 0; - assoc_req->secinfo.auth_mode = IW_AUTH_ALG_SHARED_KEY; - } else if (dwrq->flags & IW_ENCODE_OPEN) { - priv->authtype_auto = 0; - assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM; - } - - /* Mark the various WEP bits as modified */ - set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags); - if (dwrq->length) - set_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags); - if (set_tx_key) - set_bit(ASSOC_FLAG_WEP_TX_KEYIDX, &assoc_req->flags); - } else if ((alg == IW_ENCODE_ALG_TKIP) || (alg == IW_ENCODE_ALG_CCMP)) { - struct enc_key * pkey; - - /* validate key length */ - if (((alg == IW_ENCODE_ALG_TKIP) - && (ext->key_len != KEY_LEN_WPA_TKIP)) - || ((alg == IW_ENCODE_ALG_CCMP) - && (ext->key_len != KEY_LEN_WPA_AES))) { - lbs_deb_wext("invalid size %d for key of alg " - "type %d\n", - ext->key_len, - alg); - ret = -EINVAL; - goto out; - } - - if (ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) { - pkey = &assoc_req->wpa_mcast_key; - set_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags); - } else { - pkey = &assoc_req->wpa_unicast_key; - set_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags); - } - - memset(pkey, 0, sizeof (struct enc_key)); - memcpy(pkey->key, ext->key, ext->key_len); - pkey->len = ext->key_len; - if (pkey->len) - pkey->flags |= KEY_INFO_WPA_ENABLED; - - /* Do this after zeroing key structure */ - if (ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) { - pkey->flags |= KEY_INFO_WPA_MCAST; - } else { - pkey->flags |= KEY_INFO_WPA_UNICAST; - } - - if (alg == IW_ENCODE_ALG_TKIP) { - pkey->type = KEY_TYPE_ID_TKIP; - } else if (alg == IW_ENCODE_ALG_CCMP) { - pkey->type = KEY_TYPE_ID_AES; - } - - /* If WPA isn't enabled yet, do that now */ - if ( assoc_req->secinfo.WPAenabled == 0 - && assoc_req->secinfo.WPA2enabled == 0) { - assoc_req->secinfo.WPAenabled = 1; - assoc_req->secinfo.WPA2enabled = 1; - set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags); - } - - /* Only disable wep if necessary: can't waste time here. */ - if (priv->mac_control & CMD_ACT_MAC_WEP_ENABLE) - disable_wep(assoc_req); - } - -out: - if (ret == 0) { - /* 802.1x and WPA rekeying must happen as quickly as possible, - * especially during the 4-way handshake; thus if in - * infrastructure mode, and either (a) 802.1x is enabled or - * (b) WPA is being used, set the key right away. - */ - if (assoc_req->mode == IW_MODE_INFRA && - ((assoc_req->secinfo.key_mgmt & IW_AUTH_KEY_MGMT_802_1X) || - (assoc_req->secinfo.key_mgmt & IW_AUTH_KEY_MGMT_PSK) || - assoc_req->secinfo.WPAenabled || - assoc_req->secinfo.WPA2enabled)) { - lbs_do_association_work(priv); - } else - lbs_postpone_association_work(priv); - } else { - lbs_cancel_association_work(priv); - } - mutex_unlock(&priv->lock); - - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - - -static int lbs_set_genie(struct net_device *dev, - struct iw_request_info *info, - struct iw_point *dwrq, - char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - int ret = 0; - struct assoc_request * assoc_req; - - lbs_deb_enter(LBS_DEB_WEXT); - - mutex_lock(&priv->lock); - assoc_req = lbs_get_association_request(priv); - if (!assoc_req) { - ret = -ENOMEM; - goto out; - } - - if (dwrq->length > MAX_WPA_IE_LEN || - (dwrq->length && extra == NULL)) { - ret = -EINVAL; - goto out; - } - - if (dwrq->length) { - memcpy(&assoc_req->wpa_ie[0], extra, dwrq->length); - assoc_req->wpa_ie_len = dwrq->length; - } else { - memset(&assoc_req->wpa_ie[0], 0, sizeof(priv->wpa_ie)); - assoc_req->wpa_ie_len = 0; - } - -out: - if (ret == 0) { - set_bit(ASSOC_FLAG_WPA_IE, &assoc_req->flags); - lbs_postpone_association_work(priv); - } else { - lbs_cancel_association_work(priv); - } - mutex_unlock(&priv->lock); - - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - -static int lbs_get_genie(struct net_device *dev, - struct iw_request_info *info, - struct iw_point *dwrq, - char *extra) -{ - int ret = 0; - struct lbs_private *priv = dev->ml_priv; - - lbs_deb_enter(LBS_DEB_WEXT); - - if (priv->wpa_ie_len == 0) { - dwrq->length = 0; - goto out; - } - - if (dwrq->length < priv->wpa_ie_len) { - ret = -E2BIG; - goto out; - } - - dwrq->length = priv->wpa_ie_len; - memcpy(extra, &priv->wpa_ie[0], priv->wpa_ie_len); - -out: - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - - -static int lbs_set_auth(struct net_device *dev, - struct iw_request_info *info, - struct iw_param *dwrq, - char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - struct assoc_request * assoc_req; - int ret = 0; - int updated = 0; - - lbs_deb_enter(LBS_DEB_WEXT); - - mutex_lock(&priv->lock); - assoc_req = lbs_get_association_request(priv); - if (!assoc_req) { - ret = -ENOMEM; - goto out; - } - - switch (dwrq->flags & IW_AUTH_INDEX) { - case IW_AUTH_PRIVACY_INVOKED: - case IW_AUTH_RX_UNENCRYPTED_EAPOL: - case IW_AUTH_TKIP_COUNTERMEASURES: - case IW_AUTH_CIPHER_PAIRWISE: - case IW_AUTH_CIPHER_GROUP: - case IW_AUTH_DROP_UNENCRYPTED: - /* - * libertas does not use these parameters - */ - break; - - case IW_AUTH_KEY_MGMT: - assoc_req->secinfo.key_mgmt = dwrq->value; - updated = 1; - break; - - case IW_AUTH_WPA_VERSION: - if (dwrq->value & IW_AUTH_WPA_VERSION_DISABLED) { - assoc_req->secinfo.WPAenabled = 0; - assoc_req->secinfo.WPA2enabled = 0; - disable_wpa (assoc_req); - } - if (dwrq->value & IW_AUTH_WPA_VERSION_WPA) { - assoc_req->secinfo.WPAenabled = 1; - assoc_req->secinfo.wep_enabled = 0; - assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM; - } - if (dwrq->value & IW_AUTH_WPA_VERSION_WPA2) { - assoc_req->secinfo.WPA2enabled = 1; - assoc_req->secinfo.wep_enabled = 0; - assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM; - } - updated = 1; - break; - - case IW_AUTH_80211_AUTH_ALG: - if (dwrq->value & IW_AUTH_ALG_SHARED_KEY) { - assoc_req->secinfo.auth_mode = IW_AUTH_ALG_SHARED_KEY; - } else if (dwrq->value & IW_AUTH_ALG_OPEN_SYSTEM) { - assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM; - } else if (dwrq->value & IW_AUTH_ALG_LEAP) { - assoc_req->secinfo.auth_mode = IW_AUTH_ALG_LEAP; - } else { - ret = -EINVAL; - } - updated = 1; - break; - - case IW_AUTH_WPA_ENABLED: - if (dwrq->value) { - if (!assoc_req->secinfo.WPAenabled && - !assoc_req->secinfo.WPA2enabled) { - assoc_req->secinfo.WPAenabled = 1; - assoc_req->secinfo.WPA2enabled = 1; - assoc_req->secinfo.wep_enabled = 0; - assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM; - } - } else { - assoc_req->secinfo.WPAenabled = 0; - assoc_req->secinfo.WPA2enabled = 0; - disable_wpa (assoc_req); - } - updated = 1; - break; - - default: - ret = -EOPNOTSUPP; - break; - } - -out: - if (ret == 0) { - if (updated) - set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags); - lbs_postpone_association_work(priv); - } else if (ret != -EOPNOTSUPP) { - lbs_cancel_association_work(priv); - } - mutex_unlock(&priv->lock); - - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - -static int lbs_get_auth(struct net_device *dev, - struct iw_request_info *info, - struct iw_param *dwrq, - char *extra) -{ - int ret = 0; - struct lbs_private *priv = dev->ml_priv; - - lbs_deb_enter(LBS_DEB_WEXT); - - switch (dwrq->flags & IW_AUTH_INDEX) { - case IW_AUTH_KEY_MGMT: - dwrq->value = priv->secinfo.key_mgmt; - break; - - case IW_AUTH_WPA_VERSION: - dwrq->value = 0; - if (priv->secinfo.WPAenabled) - dwrq->value |= IW_AUTH_WPA_VERSION_WPA; - if (priv->secinfo.WPA2enabled) - dwrq->value |= IW_AUTH_WPA_VERSION_WPA2; - if (!dwrq->value) - dwrq->value |= IW_AUTH_WPA_VERSION_DISABLED; - break; - - case IW_AUTH_80211_AUTH_ALG: - dwrq->value = priv->secinfo.auth_mode; - break; - - case IW_AUTH_WPA_ENABLED: - if (priv->secinfo.WPAenabled && priv->secinfo.WPA2enabled) - dwrq->value = 1; - break; - - default: - ret = -EOPNOTSUPP; - } - - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - - -static int lbs_set_txpow(struct net_device *dev, struct iw_request_info *info, - struct iw_param *vwrq, char *extra) -{ - int ret = 0; - struct lbs_private *priv = dev->ml_priv; - s16 dbm = (s16) vwrq->value; - - lbs_deb_enter(LBS_DEB_WEXT); - - if (vwrq->disabled) { - lbs_set_radio(priv, RADIO_PREAMBLE_AUTO, 0); - goto out; - } - - if (vwrq->fixed == 0) { - /* User requests automatic tx power control, however there are - * many auto tx settings. For now use firmware defaults until - * we come up with a good way to expose these to the user. */ - if (priv->fwrelease < 0x09000000) { - ret = lbs_set_power_adapt_cfg(priv, 1, - POW_ADAPT_DEFAULT_P0, - POW_ADAPT_DEFAULT_P1, - POW_ADAPT_DEFAULT_P2); - if (ret) - goto out; - } - ret = lbs_set_tpc_cfg(priv, 0, TPC_DEFAULT_P0, TPC_DEFAULT_P1, - TPC_DEFAULT_P2, 1); - if (ret) - goto out; - dbm = priv->txpower_max; - } else { - /* Userspace check in iwrange if it should use dBm or mW, - * therefore this should never happen... Jean II */ - if ((vwrq->flags & IW_TXPOW_TYPE) != IW_TXPOW_DBM) { - ret = -EOPNOTSUPP; - goto out; - } - - /* Validate requested power level against firmware allowed - * levels */ - if (priv->txpower_min && (dbm < priv->txpower_min)) { - ret = -EINVAL; - goto out; - } - - if (priv->txpower_max && (dbm > priv->txpower_max)) { - ret = -EINVAL; - goto out; - } - if (priv->fwrelease < 0x09000000) { - ret = lbs_set_power_adapt_cfg(priv, 0, - POW_ADAPT_DEFAULT_P0, - POW_ADAPT_DEFAULT_P1, - POW_ADAPT_DEFAULT_P2); - if (ret) - goto out; - } - ret = lbs_set_tpc_cfg(priv, 0, TPC_DEFAULT_P0, TPC_DEFAULT_P1, - TPC_DEFAULT_P2, 1); - if (ret) - goto out; - } - - /* If the radio was off, turn it on */ - if (!priv->radio_on) { - ret = lbs_set_radio(priv, RADIO_PREAMBLE_AUTO, 1); - if (ret) - goto out; - } - - lbs_deb_wext("txpower set %d dBm\n", dbm); - - ret = lbs_set_tx_power(priv, dbm); - -out: - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - -static int lbs_get_essid(struct net_device *dev, struct iw_request_info *info, - struct iw_point *dwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - - lbs_deb_enter(LBS_DEB_WEXT); - - /* - * Note : if dwrq->flags != 0, we should get the relevant SSID from - * the SSID list... - */ - - /* - * Get the current SSID - */ - if (priv->connect_status == LBS_CONNECTED) { - memcpy(extra, priv->curbssparams.ssid, - priv->curbssparams.ssid_len); - } else { - memset(extra, 0, 32); - } - /* - * If none, we may want to get the one that was set - */ - - dwrq->length = priv->curbssparams.ssid_len; - - dwrq->flags = 1; /* active */ - - lbs_deb_leave(LBS_DEB_WEXT); - return 0; -} - -static int lbs_set_essid(struct net_device *dev, struct iw_request_info *info, - struct iw_point *dwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - int ret = 0; - u8 ssid[IEEE80211_MAX_SSID_LEN]; - u8 ssid_len = 0; - struct assoc_request * assoc_req; - int in_ssid_len = dwrq->length; - DECLARE_SSID_BUF(ssid_buf); - - lbs_deb_enter(LBS_DEB_WEXT); - - if (!priv->radio_on) { - ret = -EINVAL; - goto out; - } - - /* Check the size of the string */ - if (in_ssid_len > IEEE80211_MAX_SSID_LEN) { - ret = -E2BIG; - goto out; - } - - memset(&ssid, 0, sizeof(ssid)); - - if (!dwrq->flags || !in_ssid_len) { - /* "any" SSID requested; leave SSID blank */ - } else { - /* Specific SSID requested */ - memcpy(&ssid, extra, in_ssid_len); - ssid_len = in_ssid_len; - } - - if (!ssid_len) { - lbs_deb_wext("requested any SSID\n"); - } else { - lbs_deb_wext("requested SSID '%s'\n", - print_ssid(ssid_buf, ssid, ssid_len)); - } - -out: - mutex_lock(&priv->lock); - if (ret == 0) { - /* Get or create the current association request */ - assoc_req = lbs_get_association_request(priv); - if (!assoc_req) { - ret = -ENOMEM; - } else { - /* Copy the SSID to the association request */ - memcpy(&assoc_req->ssid, &ssid, IEEE80211_MAX_SSID_LEN); - assoc_req->ssid_len = ssid_len; - set_bit(ASSOC_FLAG_SSID, &assoc_req->flags); - lbs_postpone_association_work(priv); - } - } - - /* Cancel the association request if there was an error */ - if (ret != 0) { - lbs_cancel_association_work(priv); - } - - mutex_unlock(&priv->lock); - - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} - -#ifdef CONFIG_LIBERTAS_MESH -static int lbs_mesh_get_essid(struct net_device *dev, - struct iw_request_info *info, - struct iw_point *dwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - - lbs_deb_enter(LBS_DEB_WEXT); - - memcpy(extra, priv->mesh_ssid, priv->mesh_ssid_len); - - dwrq->length = priv->mesh_ssid_len; - - dwrq->flags = 1; /* active */ - - lbs_deb_leave(LBS_DEB_WEXT); - return 0; -} - -static int lbs_mesh_set_essid(struct net_device *dev, - struct iw_request_info *info, - struct iw_point *dwrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - int ret = 0; - - lbs_deb_enter(LBS_DEB_WEXT); - - if (!priv->radio_on) { - ret = -EINVAL; - goto out; - } - - /* Check the size of the string */ - if (dwrq->length > IEEE80211_MAX_SSID_LEN) { - ret = -E2BIG; - goto out; - } - - if (!dwrq->flags || !dwrq->length) { - ret = -EINVAL; - goto out; - } else { - /* Specific SSID requested */ - memcpy(priv->mesh_ssid, extra, dwrq->length); - priv->mesh_ssid_len = dwrq->length; - } - - lbs_mesh_config(priv, CMD_ACT_MESH_CONFIG_START, - priv->channel); - out: - lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); - return ret; -} -#endif - -/** - * @brief Connect to the AP or Ad-hoc Network with specific bssid - * - * @param dev A pointer to net_device structure - * @param info A pointer to iw_request_info structure - * @param awrq A pointer to iw_param structure - * @param extra A pointer to extra data buf - * @return 0 --success, otherwise fail - */ -static int lbs_set_wap(struct net_device *dev, struct iw_request_info *info, - struct sockaddr *awrq, char *extra) -{ - struct lbs_private *priv = dev->ml_priv; - struct assoc_request * assoc_req; - int ret = 0; - - lbs_deb_enter(LBS_DEB_WEXT); - - if (!priv->radio_on) - return -EINVAL; - - if (awrq->sa_family != ARPHRD_ETHER) - return -EINVAL; - - lbs_deb_wext("ASSOC: WAP: sa_data %pM\n", awrq->sa_data); - - mutex_lock(&priv->lock); - - /* Get or create the current association request */ - assoc_req = lbs_get_association_request(priv); - if (!assoc_req) { - lbs_cancel_association_work(priv); - ret = -ENOMEM; - } else { - /* Copy the BSSID to the association request */ - memcpy(&assoc_req->bssid, awrq->sa_data, ETH_ALEN); - set_bit(ASSOC_FLAG_BSSID, &assoc_req->flags); - lbs_postpone_association_work(priv); - } - - mutex_unlock(&priv->lock); - - return ret; -} - -/* - * iwconfig settable callbacks - */ -static const iw_handler lbs_handler[] = { - (iw_handler) NULL, /* SIOCSIWCOMMIT */ - (iw_handler) lbs_get_name, /* SIOCGIWNAME */ - (iw_handler) NULL, /* SIOCSIWNWID */ - (iw_handler) NULL, /* SIOCGIWNWID */ - (iw_handler) lbs_set_freq, /* SIOCSIWFREQ */ - (iw_handler) lbs_get_freq, /* SIOCGIWFREQ */ - (iw_handler) lbs_set_mode, /* SIOCSIWMODE */ - (iw_handler) lbs_get_mode, /* SIOCGIWMODE */ - (iw_handler) NULL, /* SIOCSIWSENS */ - (iw_handler) NULL, /* SIOCGIWSENS */ - (iw_handler) NULL, /* SIOCSIWRANGE */ - (iw_handler) lbs_get_range, /* SIOCGIWRANGE */ - (iw_handler) NULL, /* SIOCSIWPRIV */ - (iw_handler) NULL, /* SIOCGIWPRIV */ - (iw_handler) NULL, /* SIOCSIWSTATS */ - (iw_handler) NULL, /* SIOCGIWSTATS */ - iw_handler_set_spy, /* SIOCSIWSPY */ - iw_handler_get_spy, /* SIOCGIWSPY */ - iw_handler_set_thrspy, /* SIOCSIWTHRSPY */ - iw_handler_get_thrspy, /* SIOCGIWTHRSPY */ - (iw_handler) lbs_set_wap, /* SIOCSIWAP */ - (iw_handler) lbs_get_wap, /* SIOCGIWAP */ - (iw_handler) NULL, /* SIOCSIWMLME */ - (iw_handler) NULL, /* SIOCGIWAPLIST - deprecated */ - (iw_handler) lbs_set_scan, /* SIOCSIWSCAN */ - (iw_handler) lbs_get_scan, /* SIOCGIWSCAN */ - (iw_handler) lbs_set_essid, /* SIOCSIWESSID */ - (iw_handler) lbs_get_essid, /* SIOCGIWESSID */ - (iw_handler) lbs_set_nick, /* SIOCSIWNICKN */ - (iw_handler) lbs_get_nick, /* SIOCGIWNICKN */ - (iw_handler) NULL, /* -- hole -- */ - (iw_handler) NULL, /* -- hole -- */ - (iw_handler) lbs_set_rate, /* SIOCSIWRATE */ - (iw_handler) lbs_get_rate, /* SIOCGIWRATE */ - (iw_handler) lbs_set_rts, /* SIOCSIWRTS */ - (iw_handler) lbs_get_rts, /* SIOCGIWRTS */ - (iw_handler) lbs_set_frag, /* SIOCSIWFRAG */ - (iw_handler) lbs_get_frag, /* SIOCGIWFRAG */ - (iw_handler) lbs_set_txpow, /* SIOCSIWTXPOW */ - (iw_handler) lbs_get_txpow, /* SIOCGIWTXPOW */ - (iw_handler) lbs_set_retry, /* SIOCSIWRETRY */ - (iw_handler) lbs_get_retry, /* SIOCGIWRETRY */ - (iw_handler) lbs_set_encode, /* SIOCSIWENCODE */ - (iw_handler) lbs_get_encode, /* SIOCGIWENCODE */ - (iw_handler) lbs_set_power, /* SIOCSIWPOWER */ - (iw_handler) lbs_get_power, /* SIOCGIWPOWER */ - (iw_handler) NULL, /* -- hole -- */ - (iw_handler) NULL, /* -- hole -- */ - (iw_handler) lbs_set_genie, /* SIOCSIWGENIE */ - (iw_handler) lbs_get_genie, /* SIOCGIWGENIE */ - (iw_handler) lbs_set_auth, /* SIOCSIWAUTH */ - (iw_handler) lbs_get_auth, /* SIOCGIWAUTH */ - (iw_handler) lbs_set_encodeext,/* SIOCSIWENCODEEXT */ - (iw_handler) lbs_get_encodeext,/* SIOCGIWENCODEEXT */ - (iw_handler) NULL, /* SIOCSIWPMKSA */ -}; -struct iw_handler_def lbs_handler_def = { - .num_standard = ARRAY_SIZE(lbs_handler), - .standard = (iw_handler *) lbs_handler, - .get_wireless_stats = lbs_get_wireless_stats, -}; - -#ifdef CONFIG_LIBERTAS_MESH -static const iw_handler mesh_wlan_handler[] = { - (iw_handler) NULL, /* SIOCSIWCOMMIT */ - (iw_handler) lbs_get_name, /* SIOCGIWNAME */ - (iw_handler) NULL, /* SIOCSIWNWID */ - (iw_handler) NULL, /* SIOCGIWNWID */ - (iw_handler) lbs_mesh_set_freq, /* SIOCSIWFREQ */ - (iw_handler) lbs_get_freq, /* SIOCGIWFREQ */ - (iw_handler) NULL, /* SIOCSIWMODE */ - (iw_handler) mesh_wlan_get_mode, /* SIOCGIWMODE */ - (iw_handler) NULL, /* SIOCSIWSENS */ - (iw_handler) NULL, /* SIOCGIWSENS */ - (iw_handler) NULL, /* SIOCSIWRANGE */ - (iw_handler) lbs_get_range, /* SIOCGIWRANGE */ - (iw_handler) NULL, /* SIOCSIWPRIV */ - (iw_handler) NULL, /* SIOCGIWPRIV */ - (iw_handler) NULL, /* SIOCSIWSTATS */ - (iw_handler) NULL, /* SIOCGIWSTATS */ - iw_handler_set_spy, /* SIOCSIWSPY */ - iw_handler_get_spy, /* SIOCGIWSPY */ - iw_handler_set_thrspy, /* SIOCSIWTHRSPY */ - iw_handler_get_thrspy, /* SIOCGIWTHRSPY */ - (iw_handler) NULL, /* SIOCSIWAP */ - (iw_handler) NULL, /* SIOCGIWAP */ - (iw_handler) NULL, /* SIOCSIWMLME */ - (iw_handler) NULL, /* SIOCGIWAPLIST - deprecated */ - (iw_handler) lbs_set_scan, /* SIOCSIWSCAN */ - (iw_handler) lbs_get_scan, /* SIOCGIWSCAN */ - (iw_handler) lbs_mesh_set_essid,/* SIOCSIWESSID */ - (iw_handler) lbs_mesh_get_essid,/* SIOCGIWESSID */ - (iw_handler) NULL, /* SIOCSIWNICKN */ - (iw_handler) mesh_get_nick, /* SIOCGIWNICKN */ - (iw_handler) NULL, /* -- hole -- */ - (iw_handler) NULL, /* -- hole -- */ - (iw_handler) lbs_set_rate, /* SIOCSIWRATE */ - (iw_handler) lbs_get_rate, /* SIOCGIWRATE */ - (iw_handler) lbs_set_rts, /* SIOCSIWRTS */ - (iw_handler) lbs_get_rts, /* SIOCGIWRTS */ - (iw_handler) lbs_set_frag, /* SIOCSIWFRAG */ - (iw_handler) lbs_get_frag, /* SIOCGIWFRAG */ - (iw_handler) lbs_set_txpow, /* SIOCSIWTXPOW */ - (iw_handler) lbs_get_txpow, /* SIOCGIWTXPOW */ - (iw_handler) lbs_set_retry, /* SIOCSIWRETRY */ - (iw_handler) lbs_get_retry, /* SIOCGIWRETRY */ - (iw_handler) lbs_set_encode, /* SIOCSIWENCODE */ - (iw_handler) lbs_get_encode, /* SIOCGIWENCODE */ - (iw_handler) lbs_set_power, /* SIOCSIWPOWER */ - (iw_handler) lbs_get_power, /* SIOCGIWPOWER */ - (iw_handler) NULL, /* -- hole -- */ - (iw_handler) NULL, /* -- hole -- */ - (iw_handler) lbs_set_genie, /* SIOCSIWGENIE */ - (iw_handler) lbs_get_genie, /* SIOCGIWGENIE */ - (iw_handler) lbs_set_auth, /* SIOCSIWAUTH */ - (iw_handler) lbs_get_auth, /* SIOCGIWAUTH */ - (iw_handler) lbs_set_encodeext,/* SIOCSIWENCODEEXT */ - (iw_handler) lbs_get_encodeext,/* SIOCGIWENCODEEXT */ - (iw_handler) NULL, /* SIOCSIWPMKSA */ -}; - -struct iw_handler_def mesh_handler_def = { - .num_standard = ARRAY_SIZE(mesh_wlan_handler), - .standard = (iw_handler *) mesh_wlan_handler, - .get_wireless_stats = lbs_get_wireless_stats, -}; -#endif diff --git a/drivers/net/wireless/libertas/wext.h b/drivers/net/wireless/libertas/wext.h deleted file mode 100644 index f3f19fe8c6c6..000000000000 --- a/drivers/net/wireless/libertas/wext.h +++ /dev/null @@ -1,17 +0,0 @@ -/** - * This file contains definition for IOCTL call. - */ -#ifndef _LBS_WEXT_H_ -#define _LBS_WEXT_H_ - -void lbs_send_disconnect_notification(struct lbs_private *priv); -void lbs_send_mic_failureevent(struct lbs_private *priv, u32 event); - -struct chan_freq_power *lbs_find_cfp_by_band_and_channel( - struct lbs_private *priv, - u8 band, - u16 channel); - -extern struct iw_handler_def lbs_handler_def; - -#endif diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c index 49a7dfb4809a..e7f299dc9ef5 100644 --- a/drivers/net/wireless/mac80211_hwsim.c +++ b/drivers/net/wireless/mac80211_hwsim.c @@ -1291,6 +1291,11 @@ static int __init init_mac80211_hwsim(void) hw->wiphy->n_addresses = 2; hw->wiphy->addresses = data->addresses; + if (fake_hw_scan) { + hw->wiphy->max_scan_ssids = 255; + hw->wiphy->max_scan_ie_len = IEEE80211_MAX_DATA_LEN; + } + hw->channel_change_time = 1; hw->queues = 4; hw->wiphy->interface_modes = diff --git a/drivers/net/wireless/rndis_wlan.c b/drivers/net/wireless/rndis_wlan.c index 5e7f344b000d..719573bbbf81 100644 --- a/drivers/net/wireless/rndis_wlan.c +++ b/drivers/net/wireless/rndis_wlan.c @@ -520,8 +520,9 @@ static int rndis_scan(struct wiphy *wiphy, struct net_device *dev, static int rndis_set_wiphy_params(struct wiphy *wiphy, u32 changed); -static int rndis_set_tx_power(struct wiphy *wiphy, enum tx_power_setting type, - int dbm); +static int rndis_set_tx_power(struct wiphy *wiphy, + enum nl80211_tx_power_setting type, + int mbm); static int rndis_get_tx_power(struct wiphy *wiphy, int *dbm); static int rndis_connect(struct wiphy *wiphy, struct net_device *dev, @@ -1856,20 +1857,25 @@ static int rndis_set_wiphy_params(struct wiphy *wiphy, u32 changed) return 0; } -static int rndis_set_tx_power(struct wiphy *wiphy, enum tx_power_setting type, - int dbm) +static int rndis_set_tx_power(struct wiphy *wiphy, + enum nl80211_tx_power_setting type, + int mbm) { struct rndis_wlan_private *priv = wiphy_priv(wiphy); struct usbnet *usbdev = priv->usbdev; - netdev_dbg(usbdev->net, "%s(): type:0x%x dbm:%i\n", - __func__, type, dbm); + netdev_dbg(usbdev->net, "%s(): type:0x%x mbm:%i\n", + __func__, type, mbm); + + if (mbm < 0 || (mbm % 100)) + return -ENOTSUPP; /* Device doesn't support changing txpower after initialization, only * turn off/on radio. Support 'auto' mode and setting same dBm that is * currently used. */ - if (type == TX_POWER_AUTOMATIC || dbm == get_bcm4320_power_dbm(priv)) { + if (type == NL80211_TX_POWER_AUTOMATIC || + MBM_TO_DBM(mbm) == get_bcm4320_power_dbm(priv)) { if (!priv->radio_on) disassociate(usbdev, true); /* turn on radio */ diff --git a/drivers/net/wireless/rt2x00/rt2400pci.c b/drivers/net/wireless/rt2x00/rt2400pci.c index 1eb882e15fb4..3bedf566c8ee 100644 --- a/drivers/net/wireless/rt2x00/rt2400pci.c +++ b/drivers/net/wireless/rt2x00/rt2400pci.c @@ -1229,7 +1229,7 @@ static void rt2400pci_txdone(struct rt2x00_dev *rt2x00dev, } txdesc.retry = rt2x00_get_field32(word, TXD_W0_RETRY_COUNT); - rt2x00pci_txdone(entry, &txdesc); + rt2x00lib_txdone(entry, &txdesc); } } @@ -1588,7 +1588,6 @@ static const struct rt2x00lib_ops rt2400pci_rt2x00_ops = { .reset_tuner = rt2400pci_reset_tuner, .link_tuner = rt2400pci_link_tuner, .write_tx_desc = rt2400pci_write_tx_desc, - .write_tx_data = rt2x00pci_write_tx_data, .write_beacon = rt2400pci_write_beacon, .kick_tx_queue = rt2400pci_kick_tx_queue, .kill_tx_queue = rt2400pci_kill_tx_queue, diff --git a/drivers/net/wireless/rt2x00/rt2500pci.c b/drivers/net/wireless/rt2x00/rt2500pci.c index a29cb212f89a..69d231d83952 100644 --- a/drivers/net/wireless/rt2x00/rt2500pci.c +++ b/drivers/net/wireless/rt2x00/rt2500pci.c @@ -1365,7 +1365,7 @@ static void rt2500pci_txdone(struct rt2x00_dev *rt2x00dev, } txdesc.retry = rt2x00_get_field32(word, TXD_W0_RETRY_COUNT); - rt2x00pci_txdone(entry, &txdesc); + rt2x00lib_txdone(entry, &txdesc); } } @@ -1886,7 +1886,6 @@ static const struct rt2x00lib_ops rt2500pci_rt2x00_ops = { .reset_tuner = rt2500pci_reset_tuner, .link_tuner = rt2500pci_link_tuner, .write_tx_desc = rt2500pci_write_tx_desc, - .write_tx_data = rt2x00pci_write_tx_data, .write_beacon = rt2500pci_write_beacon, .kick_tx_queue = rt2500pci_kick_tx_queue, .kill_tx_queue = rt2500pci_kill_tx_queue, diff --git a/drivers/net/wireless/rt2x00/rt2500usb.c b/drivers/net/wireless/rt2x00/rt2500usb.c index 002db646ae0b..44205526013f 100644 --- a/drivers/net/wireless/rt2x00/rt2500usb.c +++ b/drivers/net/wireless/rt2x00/rt2500usb.c @@ -347,6 +347,7 @@ static int rt2500usb_config_key(struct rt2x00_dev *rt2x00dev, { u32 mask; u16 reg; + enum cipher curr_cipher; if (crypto->cmd == SET_KEY) { /* @@ -357,6 +358,7 @@ static int rt2500usb_config_key(struct rt2x00_dev *rt2x00dev, mask = TXRX_CSR0_KEY_ID.bit_mask; rt2500usb_register_read(rt2x00dev, TXRX_CSR0, ®); + curr_cipher = rt2x00_get_field16(reg, TXRX_CSR0_ALGORITHM); reg &= mask; if (reg && reg == mask) @@ -365,6 +367,14 @@ static int rt2500usb_config_key(struct rt2x00_dev *rt2x00dev, reg = rt2x00_get_field16(reg, TXRX_CSR0_KEY_ID); key->hw_key_idx += reg ? ffz(reg) : 0; + /* + * Hardware requires that all keys use the same cipher + * (e.g. TKIP-only, AES-only, but not TKIP+AES). + * If this is not the first key, compare the cipher with the + * first one and fall back to SW crypto if not the same. + */ + if (key->hw_key_idx > 0 && crypto->cipher != curr_cipher) + return -EOPNOTSUPP; rt2500usb_register_multiwrite(rt2x00dev, reg, crypto->key, sizeof(crypto->key)); @@ -1769,7 +1779,6 @@ static const struct rt2x00lib_ops rt2500usb_rt2x00_ops = { .link_stats = rt2500usb_link_stats, .reset_tuner = rt2500usb_reset_tuner, .write_tx_desc = rt2500usb_write_tx_desc, - .write_tx_data = rt2x00usb_write_tx_data, .write_beacon = rt2500usb_write_beacon, .get_tx_data_len = rt2500usb_get_tx_data_len, .kick_tx_queue = rt2x00usb_kick_tx_queue, diff --git a/drivers/net/wireless/rt2x00/rt2800lib.c b/drivers/net/wireless/rt2x00/rt2800lib.c index 14c361ae87be..d3cf0cc39500 100644 --- a/drivers/net/wireless/rt2x00/rt2800lib.c +++ b/drivers/net/wireless/rt2x00/rt2800lib.c @@ -99,8 +99,7 @@ static void rt2800_bbp_write(struct rt2x00_dev *rt2x00dev, rt2x00_set_field32(®, BBP_CSR_CFG_REGNUM, word); rt2x00_set_field32(®, BBP_CSR_CFG_BUSY, 1); rt2x00_set_field32(®, BBP_CSR_CFG_READ_CONTROL, 0); - if (rt2x00_is_pci(rt2x00dev) || rt2x00_is_soc(rt2x00dev)) - rt2x00_set_field32(®, BBP_CSR_CFG_BBP_RW_MODE, 1); + rt2x00_set_field32(®, BBP_CSR_CFG_BBP_RW_MODE, 1); rt2800_register_write_lock(rt2x00dev, BBP_CSR_CFG, reg); } @@ -128,8 +127,7 @@ static void rt2800_bbp_read(struct rt2x00_dev *rt2x00dev, rt2x00_set_field32(®, BBP_CSR_CFG_REGNUM, word); rt2x00_set_field32(®, BBP_CSR_CFG_BUSY, 1); rt2x00_set_field32(®, BBP_CSR_CFG_READ_CONTROL, 1); - if (rt2x00_is_pci(rt2x00dev) || rt2x00_is_soc(rt2x00dev)) - rt2x00_set_field32(®, BBP_CSR_CFG_BBP_RW_MODE, 1); + rt2x00_set_field32(®, BBP_CSR_CFG_BBP_RW_MODE, 1); rt2800_register_write_lock(rt2x00dev, BBP_CSR_CFG, reg); @@ -432,6 +430,20 @@ void rt2800_write_beacon(struct queue_entry *entry, struct txentry_desc *txdesc) } EXPORT_SYMBOL(rt2800_write_beacon); +static void inline rt2800_clear_beacon(struct rt2x00_dev *rt2x00dev, + unsigned int beacon_base) +{ + int i; + + /* + * For the Beacon base registers we only need to clear + * the whole TXWI which (when set to 0) will invalidate + * the entire beacon. + */ + for (i = 0; i < TXWI_DESC_SIZE; i += sizeof(__le32)) + rt2800_register_write(rt2x00dev, beacon_base + i, 0); +} + #ifdef CONFIG_RT2X00_LIB_DEBUGFS const struct rt2x00debug rt2800_rt2x00debug = { .owner = THIS_MODULE, @@ -733,19 +745,14 @@ EXPORT_SYMBOL_GPL(rt2800_config_filter); void rt2800_config_intf(struct rt2x00_dev *rt2x00dev, struct rt2x00_intf *intf, struct rt2x00intf_conf *conf, const unsigned int flags) { - unsigned int beacon_base; u32 reg; if (flags & CONFIG_UPDATE_TYPE) { /* * Clear current synchronisation setup. - * For the Beacon base registers we only need to clear - * the first byte since that byte contains the VALID and OWNER - * bits which (when set to 0) will invalidate the entire beacon. */ - beacon_base = HW_BEACON_OFFSET(intf->beacon->entry_idx); - rt2800_register_write(rt2x00dev, beacon_base, 0); - + rt2800_clear_beacon(rt2x00dev, + HW_BEACON_OFFSET(intf->beacon->entry_idx)); /* * Enable synchronisation. */ @@ -768,8 +775,8 @@ void rt2800_config_intf(struct rt2x00_dev *rt2x00dev, struct rt2x00_intf *intf, if (flags & CONFIG_UPDATE_BSSID) { reg = le32_to_cpu(conf->bssid[1]); - rt2x00_set_field32(®, MAC_BSSID_DW1_BSS_ID_MASK, 0); - rt2x00_set_field32(®, MAC_BSSID_DW1_BSS_BCN_NUM, 0); + rt2x00_set_field32(®, MAC_BSSID_DW1_BSS_ID_MASK, 3); + rt2x00_set_field32(®, MAC_BSSID_DW1_BSS_BCN_NUM, 7); conf->bssid[1] = cpu_to_le32(reg); rt2800_register_multiwrite(rt2x00dev, MAC_BSSID_DW0, @@ -827,14 +834,12 @@ void rt2800_config_ant(struct rt2x00_dev *rt2x00dev, struct antenna_setup *ant) switch ((int)ant->tx) { case 1: rt2x00_set_field8(&r1, BBP1_TX_ANTENNA, 0); - if (rt2x00_is_pci(rt2x00dev) || rt2x00_is_soc(rt2x00dev)) - rt2x00_set_field8(&r3, BBP3_RX_ANTENNA, 0); break; case 2: rt2x00_set_field8(&r1, BBP1_TX_ANTENNA, 2); break; case 3: - /* Do nothing */ + rt2x00_set_field8(&r1, BBP1_TX_ANTENNA, 0); break; } @@ -1565,18 +1570,15 @@ int rt2800_init_registers(struct rt2x00_dev *rt2x00dev) /* * Clear all beacons - * For the Beacon base registers we only need to clear - * the first byte since that byte contains the VALID and OWNER - * bits which (when set to 0) will invalidate the entire beacon. */ - rt2800_register_write(rt2x00dev, HW_BEACON_BASE0, 0); - rt2800_register_write(rt2x00dev, HW_BEACON_BASE1, 0); - rt2800_register_write(rt2x00dev, HW_BEACON_BASE2, 0); - rt2800_register_write(rt2x00dev, HW_BEACON_BASE3, 0); - rt2800_register_write(rt2x00dev, HW_BEACON_BASE4, 0); - rt2800_register_write(rt2x00dev, HW_BEACON_BASE5, 0); - rt2800_register_write(rt2x00dev, HW_BEACON_BASE6, 0); - rt2800_register_write(rt2x00dev, HW_BEACON_BASE7, 0); + rt2800_clear_beacon(rt2x00dev, HW_BEACON_BASE0); + rt2800_clear_beacon(rt2x00dev, HW_BEACON_BASE1); + rt2800_clear_beacon(rt2x00dev, HW_BEACON_BASE2); + rt2800_clear_beacon(rt2x00dev, HW_BEACON_BASE3); + rt2800_clear_beacon(rt2x00dev, HW_BEACON_BASE4); + rt2800_clear_beacon(rt2x00dev, HW_BEACON_BASE5); + rt2800_clear_beacon(rt2x00dev, HW_BEACON_BASE6); + rt2800_clear_beacon(rt2x00dev, HW_BEACON_BASE7); if (rt2x00_is_usb(rt2x00dev)) { rt2800_register_read(rt2x00dev, US_CYC_CNT, ®); @@ -2185,6 +2187,8 @@ int rt2800_validate_eeprom(struct rt2x00_dev *rt2x00dev) rt2x00_set_field16(&word, EEPROM_NIC_WPS_PBC, 0); rt2x00_set_field16(&word, EEPROM_NIC_BW40M_BG, 0); rt2x00_set_field16(&word, EEPROM_NIC_BW40M_A, 0); + rt2x00_set_field16(&word, EEPROM_NIC_ANT_DIVERSITY, 0); + rt2x00_set_field16(&word, EEPROM_NIC_DAC_TEST, 0); rt2x00_eeprom_write(rt2x00dev, EEPROM_NIC, word); EEPROM(rt2x00dev, "NIC: 0x%04x\n", word); } @@ -2192,6 +2196,10 @@ int rt2800_validate_eeprom(struct rt2x00_dev *rt2x00dev) rt2x00_eeprom_read(rt2x00dev, EEPROM_FREQ, &word); if ((word & 0x00ff) == 0x00ff) { rt2x00_set_field16(&word, EEPROM_FREQ_OFFSET, 0); + rt2x00_eeprom_write(rt2x00dev, EEPROM_FREQ, word); + EEPROM(rt2x00dev, "Freq: 0x%04x\n", word); + } + if ((word & 0xff00) == 0xff00) { rt2x00_set_field16(&word, EEPROM_FREQ_LED_MODE, LED_MODE_TXRX_ACTIVITY); rt2x00_set_field16(&word, EEPROM_FREQ_LED_POLARITY, 0); @@ -2199,7 +2207,7 @@ int rt2800_validate_eeprom(struct rt2x00_dev *rt2x00dev) rt2x00_eeprom_write(rt2x00dev, EEPROM_LED1, 0x5555); rt2x00_eeprom_write(rt2x00dev, EEPROM_LED2, 0x2221); rt2x00_eeprom_write(rt2x00dev, EEPROM_LED3, 0xa9f8); - EEPROM(rt2x00dev, "Freq: 0x%04x\n", word); + EEPROM(rt2x00dev, "Led Mode: 0x%04x\n", word); } /* @@ -2499,7 +2507,8 @@ int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev) IEEE80211_HW_HOST_BROADCAST_PS_BUFFERING | IEEE80211_HW_SIGNAL_DBM | IEEE80211_HW_SUPPORTS_PS | - IEEE80211_HW_PS_NULLFUNC_STACK; + IEEE80211_HW_PS_NULLFUNC_STACK | + IEEE80211_HW_AMPDU_AGGREGATION; SET_IEEE80211_DEV(rt2x00dev->hw, rt2x00dev->dev); SET_IEEE80211_PERM_ADDR(rt2x00dev->hw, @@ -2559,12 +2568,15 @@ int rt2800_probe_hw_mode(struct rt2x00_dev *rt2x00dev) IEEE80211_HT_CAP_SUP_WIDTH_20_40 | IEEE80211_HT_CAP_GRN_FLD | IEEE80211_HT_CAP_SGI_20 | - IEEE80211_HT_CAP_SGI_40 | - IEEE80211_HT_CAP_RX_STBC; + IEEE80211_HT_CAP_SGI_40; if (rt2x00_get_field16(eeprom, EEPROM_ANTENNA_TXPATH) >= 2) spec->ht.cap |= IEEE80211_HT_CAP_TX_STBC; + spec->ht.cap |= + rt2x00_get_field16(eeprom, EEPROM_ANTENNA_RXPATH) << + IEEE80211_HT_CAP_RX_STBC_SHIFT; + spec->ht.ampdu_factor = 3; spec->ht.ampdu_density = 4; spec->ht.mcs.tx_params = @@ -2751,6 +2763,35 @@ static u64 rt2800_get_tsf(struct ieee80211_hw *hw) return tsf; } +static int rt2800_ampdu_action(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + enum ieee80211_ampdu_mlme_action action, + struct ieee80211_sta *sta, + u16 tid, u16 *ssn) +{ + int ret = 0; + + switch (action) { + case IEEE80211_AMPDU_RX_START: + case IEEE80211_AMPDU_RX_STOP: + /* we don't support RX aggregation yet */ + ret = -ENOTSUPP; + break; + case IEEE80211_AMPDU_TX_START: + ieee80211_start_tx_ba_cb_irqsafe(vif, sta->addr, tid); + break; + case IEEE80211_AMPDU_TX_STOP: + ieee80211_stop_tx_ba_cb_irqsafe(vif, sta->addr, tid); + break; + case IEEE80211_AMPDU_TX_OPERATIONAL: + break; + default: + WARNING((struct rt2x00_dev *)hw->priv, "Unknown AMPDU action\n"); + } + + return ret; +} + const struct ieee80211_ops rt2800_mac80211_ops = { .tx = rt2x00mac_tx, .start = rt2x00mac_start, @@ -2768,6 +2809,7 @@ const struct ieee80211_ops rt2800_mac80211_ops = { .conf_tx = rt2800_conf_tx, .get_tsf = rt2800_get_tsf, .rfkill_poll = rt2x00mac_rfkill_poll, + .ampdu_action = rt2800_ampdu_action, }; EXPORT_SYMBOL_GPL(rt2800_mac80211_ops); diff --git a/drivers/net/wireless/rt2x00/rt2800pci.c b/drivers/net/wireless/rt2x00/rt2800pci.c index e5ea670a18db..6f11760117da 100644 --- a/drivers/net/wireless/rt2x00/rt2800pci.c +++ b/drivers/net/wireless/rt2x00/rt2800pci.c @@ -139,8 +139,18 @@ static void rt2800pci_read_eeprom_pci(struct rt2x00_dev *rt2x00dev) eeprom.data = rt2x00dev; eeprom.register_read = rt2800pci_eepromregister_read; eeprom.register_write = rt2800pci_eepromregister_write; - eeprom.width = !rt2x00_get_field32(reg, E2PROM_CSR_TYPE) ? - PCI_EEPROM_WIDTH_93C46 : PCI_EEPROM_WIDTH_93C66; + switch (rt2x00_get_field32(reg, E2PROM_CSR_TYPE)) + { + case 0: + eeprom.width = PCI_EEPROM_WIDTH_93C46; + break; + case 1: + eeprom.width = PCI_EEPROM_WIDTH_93C66; + break; + default: + eeprom.width = PCI_EEPROM_WIDTH_93C86; + break; + } eeprom.reg_data_in = 0; eeprom.reg_data_out = 0; eeprom.reg_data_clock = 0; @@ -645,10 +655,12 @@ static int rt2800pci_set_device_state(struct rt2x00_dev *rt2x00dev, /* * TX descriptor initialization */ -static void rt2800pci_write_tx_datadesc(struct queue_entry* entry, - struct txentry_desc *txdesc) +static void rt2800pci_write_tx_data(struct queue_entry* entry, + struct txentry_desc *txdesc) { - rt2800_write_txwi((__le32 *) entry->skb->data, txdesc); + __le32 *txwi = (__le32 *) entry->skb->data; + + rt2800_write_txwi(txwi, txdesc); } @@ -905,7 +917,7 @@ static void rt2800pci_txdone(struct rt2x00_dev *rt2x00dev) if (txdesc.retry) __set_bit(TXDONE_FALLBACK, &txdesc.flags); - rt2x00pci_txdone(entry, &txdesc); + rt2x00lib_txdone(entry, &txdesc); } } @@ -941,6 +953,12 @@ static irqreturn_t rt2800pci_interrupt(int irq, void *dev_instance) if (rt2x00_get_field32(reg, INT_SOURCE_CSR_TX_FIFO_STATUS)) rt2800pci_txdone(rt2x00dev); + /* + * Current beacon was sent out, fetch the next one + */ + if (rt2x00_get_field32(reg, INT_SOURCE_CSR_TBTT)) + rt2x00lib_beacondone(rt2x00dev); + if (rt2x00_get_field32(reg, INT_SOURCE_CSR_AUTO_WAKEUP)) rt2800pci_wakeup(rt2x00dev); @@ -1044,8 +1062,7 @@ static const struct rt2x00lib_ops rt2800pci_rt2x00_ops = { .reset_tuner = rt2800_reset_tuner, .link_tuner = rt2800_link_tuner, .write_tx_desc = rt2800pci_write_tx_desc, - .write_tx_data = rt2x00pci_write_tx_data, - .write_tx_datadesc = rt2800pci_write_tx_datadesc, + .write_tx_data = rt2800pci_write_tx_data, .write_beacon = rt2800_write_beacon, .kick_tx_queue = rt2800pci_kick_tx_queue, .kill_tx_queue = rt2800pci_kill_tx_queue, diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index f18c12a19cc9..4f85f7b42441 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -430,21 +430,24 @@ static int rt2800usb_set_device_state(struct rt2x00_dev *rt2x00dev, /* * TX descriptor initialization */ +static void rt2800usb_write_tx_data(struct queue_entry* entry, + struct txentry_desc *txdesc) +{ + __le32 *txwi = (__le32 *) (entry->skb->data + TXINFO_DESC_SIZE); + + rt2800_write_txwi(txwi, txdesc); +} + + static void rt2800usb_write_tx_desc(struct rt2x00_dev *rt2x00dev, struct sk_buff *skb, struct txentry_desc *txdesc) { struct skb_frame_desc *skbdesc = get_skb_frame_desc(skb); __le32 *txi = (__le32 *) skb->data; - __le32 *txwi = (__le32 *) (skb->data + TXINFO_DESC_SIZE); u32 word; /* - * Initialize TXWI descriptor - */ - rt2800_write_txwi(txwi, txdesc); - - /* * Initialize TXINFO descriptor */ rt2x00_desc_read(txi, 0, &word); @@ -652,7 +655,7 @@ static const struct rt2x00lib_ops rt2800usb_rt2x00_ops = { .reset_tuner = rt2800_reset_tuner, .link_tuner = rt2800_link_tuner, .write_tx_desc = rt2800usb_write_tx_desc, - .write_tx_data = rt2x00usb_write_tx_data, + .write_tx_data = rt2800usb_write_tx_data, .write_beacon = rt2800_write_beacon, .get_tx_data_len = rt2800usb_get_tx_data_len, .kick_tx_queue = rt2x00usb_kick_tx_queue, diff --git a/drivers/net/wireless/rt2x00/rt2x00.h b/drivers/net/wireless/rt2x00/rt2x00.h index e7acc6abfd89..788b0e452cc7 100644 --- a/drivers/net/wireless/rt2x00/rt2x00.h +++ b/drivers/net/wireless/rt2x00/rt2x00.h @@ -550,10 +550,8 @@ struct rt2x00lib_ops { void (*write_tx_desc) (struct rt2x00_dev *rt2x00dev, struct sk_buff *skb, struct txentry_desc *txdesc); - int (*write_tx_data) (struct queue_entry *entry, - struct txentry_desc *txdesc); - void (*write_tx_datadesc) (struct queue_entry *entry, - struct txentry_desc *txdesc); + void (*write_tx_data) (struct queue_entry *entry, + struct txentry_desc *txdesc); void (*write_beacon) (struct queue_entry *entry, struct txentry_desc *txdesc); int (*get_tx_data_len) (struct queue_entry *entry); diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c index 339cc84bf4fb..12ee7bdedd02 100644 --- a/drivers/net/wireless/rt2x00/rt2x00dev.c +++ b/drivers/net/wireless/rt2x00/rt2x00dev.c @@ -211,6 +211,21 @@ void rt2x00lib_txdone(struct queue_entry *entry, bool success; /* + * Unmap the skb. + */ + rt2x00queue_unmap_skb(rt2x00dev, entry->skb); + + /* + * Remove the extra tx headroom from the skb. + */ + skb_pull(entry->skb, rt2x00dev->ops->extra_tx_headroom); + + /* + * Signal that the TX descriptor is no longer in the skb. + */ + skbdesc->flags &= ~SKBDESC_DESC_IN_SKB; + + /* * Remove L2 padding which was added during */ if (test_bit(DRIVER_REQUIRE_L2PAD, &rt2x00dev->flags)) @@ -286,6 +301,21 @@ void rt2x00lib_txdone(struct queue_entry *entry, rt2x00dev->low_level_stats.dot11ACKFailureCount++; } + /* + * Every single frame has it's own tx status, hence report + * every frame as ampdu of size 1. + * + * TODO: if we can find out how many frames were aggregated + * by the hw we could provide the real ampdu_len to mac80211 + * which would allow the rc algorithm to better decide on + * which rates are suitable. + */ + if (tx_info->flags & IEEE80211_TX_CTL_AMPDU) { + tx_info->flags |= IEEE80211_TX_STAT_AMPDU; + tx_info->status.ampdu_len = 1; + tx_info->status.ampdu_ack_len = success ? 1 : 0; + } + if (rate_flags & IEEE80211_TX_RC_USE_RTS_CTS) { if (success) rt2x00dev->low_level_stats.dot11RTSSuccessCount++; diff --git a/drivers/net/wireless/rt2x00/rt2x00link.c b/drivers/net/wireless/rt2x00/rt2x00link.c index 0efbf5a6c254..2f8136cab7d8 100644 --- a/drivers/net/wireless/rt2x00/rt2x00link.c +++ b/drivers/net/wireless/rt2x00/rt2x00link.c @@ -271,11 +271,11 @@ void rt2x00link_start_tuner(struct rt2x00_dev *rt2x00dev) /* * Link tuning should only be performed when - * an active sta or master interface exists. - * Single monitor mode interfaces should never have - * work with link tuners. + * an active sta interface exists. AP interfaces + * don't need link tuning and monitor mode interfaces + * should never have to work with link tuners. */ - if (!rt2x00dev->intf_ap_count && !rt2x00dev->intf_sta_count) + if (!rt2x00dev->intf_sta_count) return; rt2x00link_reset_tuner(rt2x00dev, false); diff --git a/drivers/net/wireless/rt2x00/rt2x00mac.c b/drivers/net/wireless/rt2x00/rt2x00mac.c index abbd857ec759..3b838c0bf59f 100644 --- a/drivers/net/wireless/rt2x00/rt2x00mac.c +++ b/drivers/net/wireless/rt2x00/rt2x00mac.c @@ -282,7 +282,8 @@ int rt2x00mac_add_interface(struct ieee80211_hw *hw, * has been initialized. Otherwise the device can reset * the MAC registers. */ - rt2x00lib_config_intf(rt2x00dev, intf, vif->type, intf->mac, NULL); + rt2x00lib_config_intf(rt2x00dev, intf, vif->type, + intf->mac, intf->bssid); /* * Some filters depend on the current working mode. We can force @@ -562,7 +563,6 @@ void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw, { struct rt2x00_dev *rt2x00dev = hw->priv; struct rt2x00_intf *intf = vif_to_intf(vif); - int update_bssid = 0; /* * mac80211 might be calling this function while we are trying @@ -577,10 +577,8 @@ void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw, * conf->bssid can be NULL if coming from the internal * beacon update routine. */ - if (changes & BSS_CHANGED_BSSID) { - update_bssid = 1; + if (changes & BSS_CHANGED_BSSID) memcpy(&intf->bssid, bss_conf->bssid, ETH_ALEN); - } spin_unlock(&intf->lock); @@ -592,7 +590,7 @@ void rt2x00mac_bss_info_changed(struct ieee80211_hw *hw, */ if (changes & BSS_CHANGED_BSSID) rt2x00lib_config_intf(rt2x00dev, intf, vif->type, NULL, - update_bssid ? bss_conf->bssid : NULL); + bss_conf->bssid); /* * Update the beacon. diff --git a/drivers/net/wireless/rt2x00/rt2x00pci.c b/drivers/net/wireless/rt2x00/rt2x00pci.c index 10eaffd12b1b..fc9da8358784 100644 --- a/drivers/net/wireless/rt2x00/rt2x00pci.c +++ b/drivers/net/wireless/rt2x00/rt2x00pci.c @@ -60,80 +60,6 @@ int rt2x00pci_regbusy_read(struct rt2x00_dev *rt2x00dev, } EXPORT_SYMBOL_GPL(rt2x00pci_regbusy_read); -/* - * TX data handlers. - */ -int rt2x00pci_write_tx_data(struct queue_entry *entry, - struct txentry_desc *txdesc) -{ - struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; - - /* - * This should not happen, we already checked the entry - * was ours. When the hardware disagrees there has been - * a queue corruption! - */ - if (unlikely(rt2x00dev->ops->lib->get_entry_state(entry))) { - ERROR(rt2x00dev, - "Corrupt queue %d, accessing entry which is not ours.\n" - "Please file bug report to %s.\n", - entry->queue->qid, DRV_PROJECT); - return -EINVAL; - } - - /* - * Add the requested extra tx headroom in front of the skb. - */ - skb_push(entry->skb, rt2x00dev->ops->extra_tx_headroom); - memset(entry->skb->data, 0, rt2x00dev->ops->extra_tx_headroom); - - /* - * Call the driver's write_tx_datadesc function, if it exists. - */ - if (rt2x00dev->ops->lib->write_tx_datadesc) - rt2x00dev->ops->lib->write_tx_datadesc(entry, txdesc); - - /* - * Map the skb to DMA. - */ - if (test_bit(DRIVER_REQUIRE_DMA, &rt2x00dev->flags)) - rt2x00queue_map_txskb(rt2x00dev, entry->skb); - - return 0; -} -EXPORT_SYMBOL_GPL(rt2x00pci_write_tx_data); - -/* - * TX/RX data handlers. - */ -void rt2x00pci_txdone(struct queue_entry *entry, - struct txdone_entry_desc *txdesc) -{ - struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; - struct skb_frame_desc *skbdesc = get_skb_frame_desc(entry->skb); - - /* - * Unmap the skb. - */ - rt2x00queue_unmap_skb(rt2x00dev, entry->skb); - - /* - * Remove the extra tx headroom from the skb. - */ - skb_pull(entry->skb, rt2x00dev->ops->extra_tx_headroom); - - /* - * Signal that the TX descriptor is no longer in the skb. - */ - skbdesc->flags &= ~SKBDESC_DESC_IN_SKB; - - /* - * Pass on to rt2x00lib. - */ - rt2x00lib_txdone(entry, txdesc); -} -EXPORT_SYMBOL_GPL(rt2x00pci_txdone); - void rt2x00pci_rxdone(struct rt2x00_dev *rt2x00dev) { struct data_queue *queue = rt2x00dev->rx; diff --git a/drivers/net/wireless/rt2x00/rt2x00pci.h b/drivers/net/wireless/rt2x00/rt2x00pci.h index 00528b8a754d..b854d62ff99b 100644 --- a/drivers/net/wireless/rt2x00/rt2x00pci.h +++ b/drivers/net/wireless/rt2x00/rt2x00pci.h @@ -86,16 +86,6 @@ int rt2x00pci_regbusy_read(struct rt2x00_dev *rt2x00dev, u32 *reg); /** - * rt2x00pci_write_tx_data - Initialize data for TX operation - * @entry: The entry where the frame is located - * - * This function will initialize the DMA and skb descriptor - * to prepare the entry for the actual TX operation. - */ -int rt2x00pci_write_tx_data(struct queue_entry *entry, - struct txentry_desc *txdesc); - -/** * struct queue_entry_priv_pci: Per entry PCI specific information * * @desc: Pointer to device descriptor @@ -109,14 +99,6 @@ struct queue_entry_priv_pci { }; /** - * rt2x00pci_txdone - Handle TX done events. - * @entry: The queue entry for which a TX done event was received. - * @txdesc: The TX done descriptor for the entry. - */ -void rt2x00pci_txdone(struct queue_entry *entry, - struct txdone_entry_desc *txdesc); - -/** * rt2x00pci_rxdone - Handle RX done events * @rt2x00dev: Device pointer, see &struct rt2x00_dev. */ diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.c b/drivers/net/wireless/rt2x00/rt2x00queue.c index f91637147116..5097fe0f9f51 100644 --- a/drivers/net/wireless/rt2x00/rt2x00queue.c +++ b/drivers/net/wireless/rt2x00/rt2x00queue.c @@ -404,6 +404,46 @@ static void rt2x00queue_create_tx_descriptor(struct queue_entry *entry, rt2x00queue_create_tx_descriptor_plcp(entry, txdesc, hwrate); } +static int rt2x00queue_write_tx_data(struct queue_entry *entry, + struct txentry_desc *txdesc) +{ + struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; + + /* + * This should not happen, we already checked the entry + * was ours. When the hardware disagrees there has been + * a queue corruption! + */ + if (unlikely(rt2x00dev->ops->lib->get_entry_state && + rt2x00dev->ops->lib->get_entry_state(entry))) { + ERROR(rt2x00dev, + "Corrupt queue %d, accessing entry which is not ours.\n" + "Please file bug report to %s.\n", + entry->queue->qid, DRV_PROJECT); + return -EINVAL; + } + + /* + * Add the requested extra tx headroom in front of the skb. + */ + skb_push(entry->skb, rt2x00dev->ops->extra_tx_headroom); + memset(entry->skb->data, 0, rt2x00dev->ops->extra_tx_headroom); + + /* + * Call the driver's write_tx_data function, if it exists. + */ + if (rt2x00dev->ops->lib->write_tx_data) + rt2x00dev->ops->lib->write_tx_data(entry, txdesc); + + /* + * Map the skb to DMA. + */ + if (test_bit(DRIVER_REQUIRE_DMA, &rt2x00dev->flags)) + rt2x00queue_map_txskb(rt2x00dev, entry->skb); + + return 0; +} + static void rt2x00queue_write_tx_descriptor(struct queue_entry *entry, struct txentry_desc *txdesc) { @@ -515,8 +555,7 @@ int rt2x00queue_write_tx_frame(struct data_queue *queue, struct sk_buff *skb, * call failed. Since we always return NETDEV_TX_OK to mac80211, * this frame will simply be dropped. */ - if (unlikely(queue->rt2x00dev->ops->lib->write_tx_data(entry, - &txdesc))) { + if (unlikely(rt2x00queue_write_tx_data(entry, &txdesc))) { clear_bit(ENTRY_OWNER_DEVICE_DATA, &entry->flags); entry->skb = NULL; return -EIO; diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.c b/drivers/net/wireless/rt2x00/rt2x00usb.c index b45bc24c3dae..a22837c560fd 100644 --- a/drivers/net/wireless/rt2x00/rt2x00usb.c +++ b/drivers/net/wireless/rt2x00/rt2x00usb.c @@ -178,11 +178,6 @@ static void rt2x00usb_interrupt_txdone(struct urb *urb) return; /* - * Remove the descriptor from the front of the skb. - */ - skb_pull(entry->skb, entry->queue->desc_size); - - /* * Obtain the status about this packet. * Note that when the status is 0 it does not mean the * frame was send out correctly. It only means the frame @@ -201,48 +196,28 @@ static void rt2x00usb_interrupt_txdone(struct urb *urb) rt2x00lib_txdone(entry, &txdesc); } -int rt2x00usb_write_tx_data(struct queue_entry *entry, - struct txentry_desc *txdesc) +static inline void rt2x00usb_kick_tx_entry(struct queue_entry *entry) { struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; struct usb_device *usb_dev = to_usb_device_intf(rt2x00dev->dev); struct queue_entry_priv_usb *entry_priv = entry->priv_data; u32 length; - /* - * Add the descriptor in front of the skb. - */ - skb_push(entry->skb, entry->queue->desc_size); - memset(entry->skb->data, 0, entry->queue->desc_size); - - /* - * USB devices cannot blindly pass the skb->len as the - * length of the data to usb_fill_bulk_urb. Pass the skb - * to the driver to determine what the length should be. - */ - length = rt2x00dev->ops->lib->get_tx_data_len(entry); - - usb_fill_bulk_urb(entry_priv->urb, usb_dev, - usb_sndbulkpipe(usb_dev, entry->queue->usb_endpoint), - entry->skb->data, length, - rt2x00usb_interrupt_txdone, entry); - - /* - * Call the driver's write_tx_datadesc function, if it exists. - */ - if (rt2x00dev->ops->lib->write_tx_datadesc) - rt2x00dev->ops->lib->write_tx_datadesc(entry, txdesc); - - return 0; -} -EXPORT_SYMBOL_GPL(rt2x00usb_write_tx_data); + if (test_and_clear_bit(ENTRY_DATA_PENDING, &entry->flags)) { + /* + * USB devices cannot blindly pass the skb->len as the + * length of the data to usb_fill_bulk_urb. Pass the skb + * to the driver to determine what the length should be. + */ + length = rt2x00dev->ops->lib->get_tx_data_len(entry); -static inline void rt2x00usb_kick_tx_entry(struct queue_entry *entry) -{ - struct queue_entry_priv_usb *entry_priv = entry->priv_data; + usb_fill_bulk_urb(entry_priv->urb, usb_dev, + usb_sndbulkpipe(usb_dev, entry->queue->usb_endpoint), + entry->skb->data, length, + rt2x00usb_interrupt_txdone, entry); - if (test_and_clear_bit(ENTRY_DATA_PENDING, &entry->flags)) usb_submit_urb(entry_priv->urb, GFP_ATOMIC); + } } void rt2x00usb_kick_tx_queue(struct rt2x00_dev *rt2x00dev, diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.h b/drivers/net/wireless/rt2x00/rt2x00usb.h index 255b81ef9530..2b7a1889e72f 100644 --- a/drivers/net/wireless/rt2x00/rt2x00usb.h +++ b/drivers/net/wireless/rt2x00/rt2x00usb.h @@ -351,16 +351,6 @@ int rt2x00usb_regbusy_read(struct rt2x00_dev *rt2x00dev, void rt2x00usb_disable_radio(struct rt2x00_dev *rt2x00dev); /** - * rt2x00usb_write_tx_data - Initialize URB for TX operation - * @entry: The entry where the frame is located - * - * This function will initialize the URB and skb descriptor - * to prepare the entry for the actual TX operation. - */ -int rt2x00usb_write_tx_data(struct queue_entry *entry, - struct txentry_desc *txdesc); - -/** * struct queue_entry_priv_usb: Per entry USB specific information * * @urb: Urb structure used for device communication. diff --git a/drivers/net/wireless/rt2x00/rt61pci.c b/drivers/net/wireless/rt2x00/rt61pci.c index 7ca383478eeb..0123fbc22ca2 100644 --- a/drivers/net/wireless/rt2x00/rt61pci.c +++ b/drivers/net/wireless/rt2x00/rt61pci.c @@ -2108,7 +2108,7 @@ static void rt61pci_txdone(struct rt2x00_dev *rt2x00dev) __set_bit(TXDONE_UNKNOWN, &txdesc.flags); txdesc.retry = 0; - rt2x00pci_txdone(entry_done, &txdesc); + rt2x00lib_txdone(entry_done, &txdesc); entry_done = rt2x00queue_get_entry(queue, Q_INDEX_DONE); } @@ -2135,7 +2135,7 @@ static void rt61pci_txdone(struct rt2x00_dev *rt2x00dev) if (txdesc.retry) __set_bit(TXDONE_FALLBACK, &txdesc.flags); - rt2x00pci_txdone(entry, &txdesc); + rt2x00lib_txdone(entry, &txdesc); } } @@ -2200,6 +2200,12 @@ static irqreturn_t rt61pci_interrupt(int irq, void *dev_instance) if (rt2x00_get_field32(reg_mcu, MCU_INT_SOURCE_CSR_TWAKEUP)) rt61pci_wakeup(rt2x00dev); + /* + * 5 - Beacon done interrupt. + */ + if (rt2x00_get_field32(reg, INT_SOURCE_CSR_BEACON_DONE)) + rt2x00lib_beacondone(rt2x00dev); + return IRQ_HANDLED; } @@ -2800,7 +2806,6 @@ static const struct rt2x00lib_ops rt61pci_rt2x00_ops = { .reset_tuner = rt61pci_reset_tuner, .link_tuner = rt61pci_link_tuner, .write_tx_desc = rt61pci_write_tx_desc, - .write_tx_data = rt2x00pci_write_tx_data, .write_beacon = rt61pci_write_beacon, .kick_tx_queue = rt61pci_kick_tx_queue, .kill_tx_queue = rt61pci_kill_tx_queue, diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c index d06d90f003e7..286dd97e51d8 100644 --- a/drivers/net/wireless/rt2x00/rt73usb.c +++ b/drivers/net/wireless/rt2x00/rt73usb.c @@ -2249,7 +2249,6 @@ static const struct rt2x00lib_ops rt73usb_rt2x00_ops = { .reset_tuner = rt73usb_reset_tuner, .link_tuner = rt73usb_link_tuner, .write_tx_desc = rt73usb_write_tx_desc, - .write_tx_data = rt2x00usb_write_tx_data, .write_beacon = rt73usb_write_beacon, .get_tx_data_len = rt73usb_get_tx_data_len, .kick_tx_queue = rt2x00usb_kick_tx_queue, diff --git a/drivers/net/wireless/rtl818x/rtl8180_dev.c b/drivers/net/wireless/rtl818x/rtl8180_dev.c index 515817de2905..42705028751d 100644 --- a/drivers/net/wireless/rtl818x/rtl8180_dev.c +++ b/drivers/net/wireless/rtl818x/rtl8180_dev.c @@ -671,7 +671,7 @@ static u64 rtl8180_get_tsf(struct ieee80211_hw *dev) (u64)(rtl818x_ioread32(priv, &priv->map->TSFT[1])) << 32; } -void rtl8180_beacon_work(struct work_struct *work) +static void rtl8180_beacon_work(struct work_struct *work) { struct rtl8180_vif *vif_priv = container_of(work, struct rtl8180_vif, beacon_work.work); diff --git a/include/linux/eeprom_93cx6.h b/include/linux/eeprom_93cx6.h index a55c873e8b66..c4627cbdb8e0 100644 --- a/include/linux/eeprom_93cx6.h +++ b/include/linux/eeprom_93cx6.h @@ -30,6 +30,7 @@ #define PCI_EEPROM_WIDTH_93C46 6 #define PCI_EEPROM_WIDTH_93C56 8 #define PCI_EEPROM_WIDTH_93C66 8 +#define PCI_EEPROM_WIDTH_93C86 8 #define PCI_EEPROM_WIDTH_OPCODE 3 #define PCI_EEPROM_WRITE_OPCODE 0x05 #define PCI_EEPROM_READ_OPCODE 0x06 diff --git a/include/linux/nl80211.h b/include/linux/nl80211.h index 64fb32b93a28..2c8701687336 100644 --- a/include/linux/nl80211.h +++ b/include/linux/nl80211.h @@ -725,6 +725,12 @@ enum nl80211_commands { * @NL80211_ATTR_AP_ISOLATE: (AP mode) Do not forward traffic between stations * connected to this BSS. * + * @NL80211_ATTR_WIPHY_TX_POWER_SETTING: Transmit power setting type. See + * &enum nl80211_tx_power_setting for possible values. + * @NL80211_ATTR_WIPHY_TX_POWER_LEVEL: Transmit power level in signed mBm units. + * This is used in association with @NL80211_ATTR_WIPHY_TX_POWER_SETTING + * for non-automatic settings. + * * @NL80211_ATTR_MAX: highest attribute number currently defined * @__NL80211_ATTR_AFTER_LAST: internal use */ @@ -882,6 +888,9 @@ enum nl80211_attrs { NL80211_ATTR_AP_ISOLATE, + NL80211_ATTR_WIPHY_TX_POWER_SETTING, + NL80211_ATTR_WIPHY_TX_POWER_LEVEL, + /* add attributes here, update the policy in nl80211.c */ __NL80211_ATTR_AFTER_LAST, @@ -1659,4 +1668,17 @@ enum nl80211_cqm_rssi_threshold_event { NL80211_CQM_RSSI_THRESHOLD_EVENT_HIGH, }; + +/** + * enum nl80211_tx_power_setting - TX power adjustment + * @NL80211_TX_POWER_AUTOMATIC: automatically determine transmit power + * @NL80211_TX_POWER_LIMITED: limit TX power by the mBm parameter + * @NL80211_TX_POWER_FIXED: fix TX power to the mBm parameter + */ +enum nl80211_tx_power_setting { + NL80211_TX_POWER_AUTOMATIC, + NL80211_TX_POWER_LIMITED, + NL80211_TX_POWER_FIXED, +}; + #endif /* __LINUX_NL80211_H */ diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index 9c45b905aefc..168fe530b214 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -875,19 +875,6 @@ enum wiphy_params_flags { WIPHY_PARAM_COVERAGE_CLASS = 1 << 4, }; -/** - * enum tx_power_setting - TX power adjustment - * - * @TX_POWER_AUTOMATIC: the dbm parameter is ignored - * @TX_POWER_LIMITED: limit TX power by the dbm parameter - * @TX_POWER_FIXED: fix TX power to the dbm parameter - */ -enum tx_power_setting { - TX_POWER_AUTOMATIC, - TX_POWER_LIMITED, - TX_POWER_FIXED, -}; - /* * cfg80211_bitrate_mask - masks for bitrate control */ @@ -1149,7 +1136,7 @@ struct cfg80211_ops { int (*set_wiphy_params)(struct wiphy *wiphy, u32 changed); int (*set_tx_power)(struct wiphy *wiphy, - enum tx_power_setting type, int dbm); + enum nl80211_tx_power_setting type, int mbm); int (*get_tx_power)(struct wiphy *wiphy, int *dbm); int (*set_wds_peer)(struct wiphy *wiphy, struct net_device *dev, diff --git a/include/net/mac80211.h b/include/net/mac80211.h index fe1a3a603375..7f256e23c57f 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -1271,6 +1271,15 @@ ieee80211_get_alt_retry_rate(const struct ieee80211_hw *hw, * dynamic PS feature in stack and will just keep %IEEE80211_CONF_PS * enabled whenever user has enabled powersave. * + * Some hardware need to toggle a single shared antenna between WLAN and + * Bluetooth to facilitate co-existence. These types of hardware set + * limitations on the use of host controlled dynamic powersave whenever there + * is simultaneous WLAN and Bluetooth traffic. For these types of hardware, the + * driver may request temporarily going into full power save, in order to + * enable toggling the antenna between BT and WLAN. If the driver requests + * disabling dynamic powersave, the @dynamic_ps_timeout value will be + * temporarily set to zero until the driver re-enables dynamic powersave. + * * Driver informs U-APSD client support by enabling * %IEEE80211_HW_SUPPORTS_UAPSD flag. The mode is configured through the * uapsd paramater in conf_tx() operation. Hardware needs to send the QoS @@ -2447,6 +2456,36 @@ void ieee80211_beacon_loss(struct ieee80211_vif *vif); void ieee80211_connection_loss(struct ieee80211_vif *vif); /** + * ieee80211_disable_dyn_ps - force mac80211 to temporarily disable dynamic psm + * + * @vif: &struct ieee80211_vif pointer from the add_interface callback. + * + * Some hardware require full power save to manage simultaneous BT traffic + * on the WLAN frequency. Full PSM is required periodically, whenever there are + * burst of BT traffic. The hardware gets information of BT traffic via + * hardware co-existence lines, and consequentially requests mac80211 to + * (temporarily) enter full psm. + * This function will only temporarily disable dynamic PS, not enable PSM if + * it was not already enabled. + * The driver must make sure to re-enable dynamic PS using + * ieee80211_enable_dyn_ps() if the driver has disabled it. + * + */ +void ieee80211_disable_dyn_ps(struct ieee80211_vif *vif); + +/** + * ieee80211_enable_dyn_ps - restore dynamic psm after being disabled + * + * @vif: &struct ieee80211_vif pointer from the add_interface callback. + * + * This function restores dynamic PS after being temporarily disabled via + * ieee80211_disable_dyn_ps(). Each ieee80211_disable_dyn_ps() call must + * be coupled with an eventual call to this function. + * + */ +void ieee80211_enable_dyn_ps(struct ieee80211_vif *vif); + +/** * ieee80211_cqm_rssi_notify - inform a configured connection quality monitoring * rssi threshold triggered * diff --git a/net/mac80211/Kconfig b/net/mac80211/Kconfig index 83eec7a8bd1f..4d6f8653ec88 100644 --- a/net/mac80211/Kconfig +++ b/net/mac80211/Kconfig @@ -69,6 +69,7 @@ endchoice config MAC80211_RC_DEFAULT string + default "minstrel_ht" if MAC80211_RC_DEFAULT_MINSTREL && MAC80211_RC_MINSTREL_HT default "minstrel" if MAC80211_RC_DEFAULT_MINSTREL default "pid" if MAC80211_RC_DEFAULT_PID default "" diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index ed8c9f5be94f..9eb02a340889 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -413,9 +413,6 @@ static int ieee80211_dump_survey(struct wiphy *wiphy, struct net_device *dev, { struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); - if (!local->ops->get_survey) - return -EOPNOTSUPP; - return drv_get_survey(local, idx, survey); } @@ -1329,28 +1326,28 @@ static int ieee80211_set_wiphy_params(struct wiphy *wiphy, u32 changed) } static int ieee80211_set_tx_power(struct wiphy *wiphy, - enum tx_power_setting type, int dbm) + enum nl80211_tx_power_setting type, int mbm) { struct ieee80211_local *local = wiphy_priv(wiphy); struct ieee80211_channel *chan = local->hw.conf.channel; u32 changes = 0; switch (type) { - case TX_POWER_AUTOMATIC: + case NL80211_TX_POWER_AUTOMATIC: local->user_power_level = -1; break; - case TX_POWER_LIMITED: - if (dbm < 0) - return -EINVAL; - local->user_power_level = dbm; + case NL80211_TX_POWER_LIMITED: + if (mbm < 0 || (mbm % 100)) + return -EOPNOTSUPP; + local->user_power_level = MBM_TO_DBM(mbm); break; - case TX_POWER_FIXED: - if (dbm < 0) - return -EINVAL; + case NL80211_TX_POWER_FIXED: + if (mbm < 0 || (mbm % 100)) + return -EOPNOTSUPP; /* TODO: move to cfg80211 when it knows the channel */ - if (dbm > chan->max_power) + if (MBM_TO_DBM(mbm) > chan->max_power) return -EINVAL; - local->user_power_level = dbm; + local->user_power_level = MBM_TO_DBM(mbm); break; } diff --git a/net/mac80211/driver-ops.h b/net/mac80211/driver-ops.h index c33317320eee..14123dce544b 100644 --- a/net/mac80211/driver-ops.h +++ b/net/mac80211/driver-ops.h @@ -375,9 +375,14 @@ static inline int drv_get_survey(struct ieee80211_local *local, int idx, struct survey_info *survey) { int ret = -EOPNOTSUPP; + + trace_drv_get_survey(local, idx, survey); + if (local->ops->get_survey) ret = local->ops->get_survey(&local->hw, idx, survey); - /* trace_drv_get_survey(local, idx, survey, ret); */ + + trace_drv_return_int(local, ret); + return ret; } diff --git a/net/mac80211/driver-trace.h b/net/mac80211/driver-trace.h index 8da31caff931..5d5d2a974668 100644 --- a/net/mac80211/driver-trace.h +++ b/net/mac80211/driver-trace.h @@ -761,6 +761,28 @@ TRACE_EVENT(drv_ampdu_action, ) ); +TRACE_EVENT(drv_get_survey, + TP_PROTO(struct ieee80211_local *local, int idx, + struct survey_info *survey), + + TP_ARGS(local, idx, survey), + + TP_STRUCT__entry( + LOCAL_ENTRY + __field(int, idx) + ), + + TP_fast_assign( + LOCAL_ASSIGN; + __entry->idx = idx; + ), + + TP_printk( + LOCAL_PR_FMT " idx:%d", + LOCAL_PR_ARG, __entry->idx + ) +); + TRACE_EVENT(drv_flush, TP_PROTO(struct ieee80211_local *local, bool drop), diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 6f905f153ed7..a3649a86a784 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -855,6 +855,8 @@ struct ieee80211_local { * this will override whatever chosen by mac80211 internally. */ int dynamic_ps_forced_timeout; + int dynamic_ps_user_timeout; + bool disable_dynamic_ps; int user_power_level; /* in dBm */ int power_constr_level; /* in dBm */ diff --git a/net/mac80211/mesh_plink.c b/net/mac80211/mesh_plink.c index 3cd5f7b5d693..ea13a80a476c 100644 --- a/net/mac80211/mesh_plink.c +++ b/net/mac80211/mesh_plink.c @@ -65,7 +65,6 @@ void mesh_plink_inc_estab_count(struct ieee80211_sub_if_data *sdata) { atomic_inc(&sdata->u.mesh.mshstats.estab_plinks); mesh_accept_plinks_update(sdata); - ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON); } static inline @@ -73,7 +72,6 @@ void mesh_plink_dec_estab_count(struct ieee80211_sub_if_data *sdata) { atomic_dec(&sdata->u.mesh.mshstats.estab_plinks); mesh_accept_plinks_update(sdata); - ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON); } /** @@ -115,7 +113,7 @@ static struct sta_info *mesh_plink_alloc(struct ieee80211_sub_if_data *sdata, } /** - * mesh_plink_deactivate - deactivate mesh peer link + * __mesh_plink_deactivate - deactivate mesh peer link * * @sta: mesh peer link to deactivate * @@ -123,18 +121,23 @@ static struct sta_info *mesh_plink_alloc(struct ieee80211_sub_if_data *sdata, * * Locking: the caller must hold sta->lock */ -static void __mesh_plink_deactivate(struct sta_info *sta) +static bool __mesh_plink_deactivate(struct sta_info *sta) { struct ieee80211_sub_if_data *sdata = sta->sdata; + bool deactivated = false; - if (sta->plink_state == PLINK_ESTAB) + if (sta->plink_state == PLINK_ESTAB) { mesh_plink_dec_estab_count(sdata); + deactivated = true; + } sta->plink_state = PLINK_BLOCKED; mesh_path_flush_by_nexthop(sta); + + return deactivated; } /** - * __mesh_plink_deactivate - deactivate mesh peer link + * mesh_plink_deactivate - deactivate mesh peer link * * @sta: mesh peer link to deactivate * @@ -142,9 +145,15 @@ static void __mesh_plink_deactivate(struct sta_info *sta) */ void mesh_plink_deactivate(struct sta_info *sta) { + struct ieee80211_sub_if_data *sdata = sta->sdata; + bool deactivated; + spin_lock_bh(&sta->lock); - __mesh_plink_deactivate(sta); + deactivated = __mesh_plink_deactivate(sta); spin_unlock_bh(&sta->lock); + + if (deactivated) + ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON); } static int mesh_plink_frame_tx(struct ieee80211_sub_if_data *sdata, @@ -381,10 +390,16 @@ int mesh_plink_open(struct sta_info *sta) void mesh_plink_block(struct sta_info *sta) { + struct ieee80211_sub_if_data *sdata = sta->sdata; + bool deactivated; + spin_lock_bh(&sta->lock); - __mesh_plink_deactivate(sta); + deactivated = __mesh_plink_deactivate(sta); sta->plink_state = PLINK_BLOCKED; spin_unlock_bh(&sta->lock); + + if (deactivated) + ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON); } @@ -397,6 +412,7 @@ void mesh_rx_plink_frame(struct ieee80211_sub_if_data *sdata, struct ieee80211_m enum plink_event event; enum plink_frame_type ftype; size_t baselen; + bool deactivated; u8 ie_len; u8 *baseaddr; __le16 plid, llid, reason; @@ -651,8 +667,9 @@ void mesh_rx_plink_frame(struct ieee80211_sub_if_data *sdata, struct ieee80211_m case CNF_ACPT: del_timer(&sta->plink_timer); sta->plink_state = PLINK_ESTAB; - mesh_plink_inc_estab_count(sdata); spin_unlock_bh(&sta->lock); + mesh_plink_inc_estab_count(sdata); + ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON); mpl_dbg("Mesh plink with %pM ESTABLISHED\n", sta->sta.addr); break; @@ -684,8 +701,9 @@ void mesh_rx_plink_frame(struct ieee80211_sub_if_data *sdata, struct ieee80211_m case OPN_ACPT: del_timer(&sta->plink_timer); sta->plink_state = PLINK_ESTAB; - mesh_plink_inc_estab_count(sdata); spin_unlock_bh(&sta->lock); + mesh_plink_inc_estab_count(sdata); + ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON); mpl_dbg("Mesh plink with %pM ESTABLISHED\n", sta->sta.addr); mesh_plink_frame_tx(sdata, PLINK_CONFIRM, sta->sta.addr, llid, @@ -702,11 +720,13 @@ void mesh_rx_plink_frame(struct ieee80211_sub_if_data *sdata, struct ieee80211_m case CLS_ACPT: reason = cpu_to_le16(MESH_CLOSE_RCVD); sta->reason = reason; - __mesh_plink_deactivate(sta); + deactivated = __mesh_plink_deactivate(sta); sta->plink_state = PLINK_HOLDING; llid = sta->llid; mod_plink_timer(sta, dot11MeshHoldingTimeout(sdata)); spin_unlock_bh(&sta->lock); + if (deactivated) + ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_BEACON); mesh_plink_frame_tx(sdata, PLINK_CLOSE, sta->sta.addr, llid, plid, reason); break; diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 85c3ca33333e..d1962650b254 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -478,6 +478,39 @@ static void ieee80211_handle_pwr_constr(struct ieee80211_sub_if_data *sdata, } } +void ieee80211_enable_dyn_ps(struct ieee80211_vif *vif) +{ + struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif); + struct ieee80211_local *local = sdata->local; + struct ieee80211_conf *conf = &local->hw.conf; + + WARN_ON(sdata->vif.type != NL80211_IFTYPE_STATION || + !(local->hw.flags & IEEE80211_HW_SUPPORTS_PS) || + (local->hw.flags & IEEE80211_HW_SUPPORTS_DYNAMIC_PS)); + + local->disable_dynamic_ps = false; + conf->dynamic_ps_timeout = local->dynamic_ps_user_timeout; +} +EXPORT_SYMBOL(ieee80211_enable_dyn_ps); + +void ieee80211_disable_dyn_ps(struct ieee80211_vif *vif) +{ + struct ieee80211_sub_if_data *sdata = vif_to_sdata(vif); + struct ieee80211_local *local = sdata->local; + struct ieee80211_conf *conf = &local->hw.conf; + + WARN_ON(sdata->vif.type != NL80211_IFTYPE_STATION || + !(local->hw.flags & IEEE80211_HW_SUPPORTS_PS) || + (local->hw.flags & IEEE80211_HW_SUPPORTS_DYNAMIC_PS)); + + local->disable_dynamic_ps = true; + conf->dynamic_ps_timeout = 0; + del_timer_sync(&local->dynamic_ps_timer); + ieee80211_queue_work(&local->hw, + &local->dynamic_ps_enable_work); +} +EXPORT_SYMBOL(ieee80211_disable_dyn_ps); + /* powersave */ static void ieee80211_enable_ps(struct ieee80211_local *local, struct ieee80211_sub_if_data *sdata) @@ -553,6 +586,7 @@ void ieee80211_recalc_ps(struct ieee80211_local *local, s32 latency) found->u.mgd.associated->beacon_ies && !(found->u.mgd.flags & (IEEE80211_STA_BEACON_POLL | IEEE80211_STA_CONNECTION_POLL))) { + struct ieee80211_conf *conf = &local->hw.conf; s32 beaconint_us; if (latency < 0) @@ -575,7 +609,10 @@ void ieee80211_recalc_ps(struct ieee80211_local *local, s32 latency) else timeout = 100; } - local->hw.conf.dynamic_ps_timeout = timeout; + local->dynamic_ps_user_timeout = timeout; + if (!local->disable_dynamic_ps) + conf->dynamic_ps_timeout = + local->dynamic_ps_user_timeout; if (beaconint_us > latency) { local->ps_sdata = NULL; diff --git a/net/mac80211/rc80211_minstrel_ht.c b/net/mac80211/rc80211_minstrel_ht.c index 7a04951fcb1f..52c85036660d 100644 --- a/net/mac80211/rc80211_minstrel_ht.c +++ b/net/mac80211/rc80211_minstrel_ht.c @@ -328,7 +328,8 @@ minstrel_next_sample_idx(struct minstrel_ht_sta *mi) } static void -minstrel_downgrade_rate(struct minstrel_ht_sta *mi, int *idx, bool primary) +minstrel_downgrade_rate(struct minstrel_ht_sta *mi, unsigned int *idx, + bool primary) { int group, orig_group; diff --git a/net/mac80211/rc80211_minstrel_ht.h b/net/mac80211/rc80211_minstrel_ht.h index 696c0fc6e0b7..462d2b227ed5 100644 --- a/net/mac80211/rc80211_minstrel_ht.h +++ b/net/mac80211/rc80211_minstrel_ht.h @@ -29,6 +29,8 @@ struct mcs_group { unsigned int duration[MCS_GROUP_RATES]; }; +extern const struct mcs_group minstrel_mcs_groups[]; + struct minstrel_rate_stats { /* current / last sampling period attempts/success counters */ unsigned int attempts, last_attempts; diff --git a/net/mac80211/rc80211_minstrel_ht_debugfs.c b/net/mac80211/rc80211_minstrel_ht_debugfs.c index 4fb3ccbd8b40..4a5a4b3e7799 100644 --- a/net/mac80211/rc80211_minstrel_ht_debugfs.c +++ b/net/mac80211/rc80211_minstrel_ht_debugfs.c @@ -14,8 +14,6 @@ #include "rc80211_minstrel.h" #include "rc80211_minstrel_ht.h" -extern const struct mcs_group minstrel_mcs_groups[]; - static int minstrel_ht_stats_open(struct inode *inode, struct file *file) { diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index a8aa0f2411a2..fa0f37e4afe4 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -293,7 +293,7 @@ ieee80211_rx_monitor(struct ieee80211_local *local, struct sk_buff *origskb, skb2 = skb_clone(skb, GFP_ATOMIC); if (skb2) { skb2->dev = prev_dev; - netif_rx(skb2); + netif_receive_skb(skb2); } } @@ -304,7 +304,7 @@ ieee80211_rx_monitor(struct ieee80211_local *local, struct sk_buff *origskb, if (prev_dev) { skb->dev = prev_dev; - netif_rx(skb); + netif_receive_skb(skb); } else dev_kfree_skb(skb); @@ -1578,7 +1578,7 @@ ieee80211_deliver_skb(struct ieee80211_rx_data *rx) /* deliver to local stack */ skb->protocol = eth_type_trans(skb, dev); memset(skb->cb, 0, sizeof(skb->cb)); - netif_rx(skb); + netif_receive_skb(skb); } } @@ -2056,11 +2056,11 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx) nskb = skb_copy_expand(rx->skb, local->hw.extra_tx_headroom, 0, GFP_ATOMIC); if (nskb) { - struct ieee80211_mgmt *mgmt = (void *)nskb->data; + struct ieee80211_mgmt *nmgmt = (void *)nskb->data; - mgmt->u.action.category |= 0x80; - memcpy(mgmt->da, mgmt->sa, ETH_ALEN); - memcpy(mgmt->sa, rx->sdata->vif.addr, ETH_ALEN); + nmgmt->u.action.category |= 0x80; + memcpy(nmgmt->da, nmgmt->sa, ETH_ALEN); + memcpy(nmgmt->sa, rx->sdata->vif.addr, ETH_ALEN); memset(nskb->cb, 0, sizeof(nskb->cb)); @@ -2244,7 +2244,7 @@ static void ieee80211_rx_cooked_monitor(struct ieee80211_rx_data *rx, skb2 = skb_clone(skb, GFP_ATOMIC); if (skb2) { skb2->dev = prev_dev; - netif_rx(skb2); + netif_receive_skb(skb2); } } @@ -2255,7 +2255,7 @@ static void ieee80211_rx_cooked_monitor(struct ieee80211_rx_data *rx, if (prev_dev) { skb->dev = prev_dev; - netif_rx(skb); + netif_receive_skb(skb); skb = NULL; } else goto out_free_skb; diff --git a/net/mac80211/scan.c b/net/mac80211/scan.c index e1b0be7a57b9..439c98d93a79 100644 --- a/net/mac80211/scan.c +++ b/net/mac80211/scan.c @@ -286,6 +286,8 @@ void ieee80211_scan_completed(struct ieee80211_hw *hw, bool aborted) local->scanning = 0; local->scan_channel = NULL; + drv_sw_scan_complete(local); + /* we only have to protect scan_req and hw/sw scan */ mutex_unlock(&local->scan_mtx); @@ -295,8 +297,6 @@ void ieee80211_scan_completed(struct ieee80211_hw *hw, bool aborted) ieee80211_configure_filter(local); - drv_sw_scan_complete(local); - ieee80211_offchannel_return(local, true); done: @@ -734,7 +734,7 @@ int ieee80211_request_internal_scan(struct ieee80211_sub_if_data *sdata, { struct ieee80211_local *local = sdata->local; int ret = -EBUSY; - enum nl80211_band band; + enum ieee80211_band band; mutex_lock(&local->scan_mtx); diff --git a/net/mac80211/sta_info.h b/net/mac80211/sta_info.h index 10d0fcb417ae..54262e72376d 100644 --- a/net/mac80211/sta_info.h +++ b/net/mac80211/sta_info.h @@ -427,20 +427,20 @@ void for_each_sta_info_type_check(struct ieee80211_local *local, { } -#define for_each_sta_info(local, _addr, sta, nxt) \ +#define for_each_sta_info(local, _addr, _sta, nxt) \ for ( /* initialise loop */ \ - sta = rcu_dereference(local->sta_hash[STA_HASH(_addr)]),\ - nxt = sta ? rcu_dereference(sta->hnext) : NULL; \ + _sta = rcu_dereference(local->sta_hash[STA_HASH(_addr)]),\ + nxt = _sta ? rcu_dereference(_sta->hnext) : NULL; \ /* typecheck */ \ - for_each_sta_info_type_check(local, (_addr), sta, nxt), \ + for_each_sta_info_type_check(local, (_addr), _sta, nxt),\ /* continue condition */ \ - sta; \ + _sta; \ /* advance loop */ \ - sta = nxt, \ - nxt = sta ? rcu_dereference(sta->hnext) : NULL \ + _sta = nxt, \ + nxt = _sta ? rcu_dereference(_sta->hnext) : NULL \ ) \ /* compare address and run code only if it matches */ \ - if (memcmp(sta->sta.addr, (_addr), ETH_ALEN) == 0) + if (memcmp(_sta->sta.addr, (_addr), ETH_ALEN) == 0) /* * Get STA info by index, BROKEN! diff --git a/net/mac80211/status.c b/net/mac80211/status.c index 34da67995d94..10caec5ea8fa 100644 --- a/net/mac80211/status.c +++ b/net/mac80211/status.c @@ -377,7 +377,7 @@ void ieee80211_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb) skb2 = skb_clone(skb, GFP_ATOMIC); if (skb2) { skb2->dev = prev_dev; - netif_rx(skb2); + netif_receive_skb(skb2); } } @@ -386,7 +386,7 @@ void ieee80211_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb) } if (prev_dev) { skb->dev = prev_dev; - netif_rx(skb); + netif_receive_skb(skb); skb = NULL; } rcu_read_unlock(); diff --git a/net/wireless/core.c b/net/wireless/core.c index 37d0e0ab4432..47fcfd0eebc2 100644 --- a/net/wireless/core.c +++ b/net/wireless/core.c @@ -894,7 +894,7 @@ out_fail_pernet: } subsys_initcall(cfg80211_init); -static void cfg80211_exit(void) +static void __exit cfg80211_exit(void) { debugfs_remove(ieee80211_debugfs_dir); nl80211_exit(); diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 6b41d15c4a05..85285b43d374 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -153,6 +153,9 @@ static const struct nla_policy nl80211_policy[NL80211_ATTR_MAX+1] = { [NL80211_ATTR_CQM] = { .type = NLA_NESTED, }, [NL80211_ATTR_LOCAL_STATE_CHANGE] = { .type = NLA_FLAG }, [NL80211_ATTR_AP_ISOLATE] = { .type = NLA_U8 }, + + [NL80211_ATTR_WIPHY_TX_POWER_SETTING] = { .type = NLA_U32 }, + [NL80211_ATTR_WIPHY_TX_POWER_LEVEL] = { .type = NLA_U32 }, }; /* policy for the attributes */ @@ -869,6 +872,34 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info) goto bad_res; } + if (info->attrs[NL80211_ATTR_WIPHY_TX_POWER_SETTING]) { + enum nl80211_tx_power_setting type; + int idx, mbm = 0; + + if (!rdev->ops->set_tx_power) { + return -EOPNOTSUPP; + goto bad_res; + } + + idx = NL80211_ATTR_WIPHY_TX_POWER_SETTING; + type = nla_get_u32(info->attrs[idx]); + + if (!info->attrs[NL80211_ATTR_WIPHY_TX_POWER_LEVEL] && + (type != NL80211_TX_POWER_AUTOMATIC)) { + result = -EINVAL; + goto bad_res; + } + + if (type != NL80211_TX_POWER_AUTOMATIC) { + idx = NL80211_ATTR_WIPHY_TX_POWER_LEVEL; + mbm = nla_get_u32(info->attrs[idx]); + } + + result = rdev->ops->set_tx_power(&rdev->wiphy, type, mbm); + if (result) + goto bad_res; + } + changed = 0; if (info->attrs[NL80211_ATTR_WIPHY_RETRY_SHORT]) { diff --git a/net/wireless/reg.c b/net/wireless/reg.c index 8f0d97dd3109..1ac2bdd46ecf 100644 --- a/net/wireless/reg.c +++ b/net/wireless/reg.c @@ -80,7 +80,7 @@ static const struct ieee80211_regdomain *country_ie_regdomain; * - country_ie_regdomain * - last_request */ -DEFINE_MUTEX(reg_mutex); +static DEFINE_MUTEX(reg_mutex); #define assert_reg_lock() WARN_ON(!mutex_is_locked(®_mutex)) /* Used to queue up regulatory hints */ @@ -2630,7 +2630,7 @@ out: mutex_unlock(®_mutex); } -int regulatory_init(void) +int __init regulatory_init(void) { int err = 0; @@ -2676,7 +2676,7 @@ int regulatory_init(void) return 0; } -void regulatory_exit(void) +void /* __init_or_exit */ regulatory_exit(void) { struct regulatory_request *reg_request, *tmp; struct reg_beacon *reg_beacon, *btmp; diff --git a/net/wireless/reg.h b/net/wireless/reg.h index b26224a9f3bc..c4695d07af23 100644 --- a/net/wireless/reg.h +++ b/net/wireless/reg.h @@ -10,7 +10,7 @@ int regulatory_hint_user(const char *alpha2); void reg_device_remove(struct wiphy *wiphy); -int regulatory_init(void); +int __init regulatory_init(void); void regulatory_exit(void); int set_regdom(const struct ieee80211_regdomain *rd); diff --git a/net/wireless/wext-compat.c b/net/wireless/wext-compat.c index 96342993cf93..1ff1e9f49136 100644 --- a/net/wireless/wext-compat.c +++ b/net/wireless/wext-compat.c @@ -829,7 +829,7 @@ int cfg80211_wext_siwtxpower(struct net_device *dev, { struct wireless_dev *wdev = dev->ieee80211_ptr; struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); - enum tx_power_setting type; + enum nl80211_tx_power_setting type; int dbm = 0; if ((data->txpower.flags & IW_TXPOW_TYPE) != IW_TXPOW_DBM) @@ -852,7 +852,7 @@ int cfg80211_wext_siwtxpower(struct net_device *dev, if (data->txpower.value < 0) return -EINVAL; dbm = data->txpower.value; - type = TX_POWER_FIXED; + type = NL80211_TX_POWER_FIXED; /* TODO: do regulatory check! */ } else { /* @@ -860,10 +860,10 @@ int cfg80211_wext_siwtxpower(struct net_device *dev, * passed in from userland. */ if (data->txpower.value < 0) { - type = TX_POWER_AUTOMATIC; + type = NL80211_TX_POWER_AUTOMATIC; } else { dbm = data->txpower.value; - type = TX_POWER_LIMITED; + type = NL80211_TX_POWER_LIMITED; } } } else { @@ -872,7 +872,7 @@ int cfg80211_wext_siwtxpower(struct net_device *dev, return 0; } - return rdev->ops->set_tx_power(wdev->wiphy, type, dbm); + return rdev->ops->set_tx_power(wdev->wiphy, type, DBM_TO_MBM(dbm)); } EXPORT_SYMBOL_GPL(cfg80211_wext_siwtxpower); |
