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| author | David S. Miller <davem@davemloft.net> | 2009-05-18 14:48:30 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-05-18 14:48:30 -0700 |
| commit | 82d048186e403f36e083b37ad42aa90abb7dcaac (patch) | |
| tree | dc0b92ace036ef435318f38ef35b8c6e6b84103a | |
| parent | 62551d3ea05242d97d47f26fb517b2dfdb752310 (diff) | |
| parent | d3707d9918d47c0997a6b1e4ae24e7ab55e43796 (diff) | |
| download | blackbird-obmc-linux-82d048186e403f36e083b37ad42aa90abb7dcaac.tar.gz blackbird-obmc-linux-82d048186e403f36e083b37ad42aa90abb7dcaac.zip | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6
49 files changed, 1116 insertions, 1013 deletions
diff --git a/drivers/net/wireless/ath/ath9k/eeprom.c b/drivers/net/wireless/ath/ath9k/eeprom.c index 44fee5ae8925..a2fda702b620 100644 --- a/drivers/net/wireless/ath/ath9k/eeprom.c +++ b/drivers/net/wireless/ath/ath9k/eeprom.c @@ -694,7 +694,7 @@ static void ath9k_hw_get_4k_gain_boundaries_pdadcs(struct ath_hw *ah, #undef TMP_VAL_VPD_TABLE } -static bool ath9k_hw_set_4k_power_cal_table(struct ath_hw *ah, +static void ath9k_hw_set_4k_power_cal_table(struct ath_hw *ah, struct ath9k_channel *chan, int16_t *pTxPowerIndexOffset) { @@ -805,11 +805,9 @@ static bool ath9k_hw_set_4k_power_cal_table(struct ath_hw *ah, } *pTxPowerIndexOffset = 0; - - return true; } -static bool ath9k_hw_set_4k_power_per_rate_table(struct ath_hw *ah, +static void ath9k_hw_set_4k_power_per_rate_table(struct ath_hw *ah, struct ath9k_channel *chan, int16_t *ratesArray, u16 cfgCtl, @@ -1041,10 +1039,9 @@ static bool ath9k_hw_set_4k_power_per_rate_table(struct ath_hw *ah, ratesArray[rateExtOfdm] = targetPowerOfdmExt.tPow2x[0]; ratesArray[rateExtCck] = targetPowerCckExt.tPow2x[0]; } - return true; } -static int ath9k_hw_4k_set_txpower(struct ath_hw *ah, +static void ath9k_hw_4k_set_txpower(struct ath_hw *ah, struct ath9k_channel *chan, u16 cfgCtl, u8 twiceAntennaReduction, @@ -1065,22 +1062,13 @@ static int ath9k_hw_4k_set_txpower(struct ath_hw *ah, ht40PowerIncForPdadc = pModal->ht40PowerIncForPdadc; } - if (!ath9k_hw_set_4k_power_per_rate_table(ah, chan, + ath9k_hw_set_4k_power_per_rate_table(ah, chan, &ratesArray[0], cfgCtl, twiceAntennaReduction, twiceMaxRegulatoryPower, - powerLimit)) { - DPRINTF(ah->ah_sc, ATH_DBG_EEPROM, - "ath9k_hw_set_txpower: unable to set " - "tx power per rate table\n"); - return -EIO; - } + powerLimit); - if (!ath9k_hw_set_4k_power_cal_table(ah, chan, &txPowerIndexOffset)) { - DPRINTF(ah->ah_sc, ATH_DBG_EEPROM, - "ath9k_hw_set_txpower: unable to set power table\n"); - return -EIO; - } + ath9k_hw_set_4k_power_cal_table(ah, chan, &txPowerIndexOffset); for (i = 0; i < ARRAY_SIZE(ratesArray); i++) { ratesArray[i] = (int16_t)(txPowerIndexOffset + ratesArray[i]); @@ -1168,7 +1156,6 @@ static int ath9k_hw_4k_set_txpower(struct ath_hw *ah, else ah->regulatory.max_power_level = ratesArray[i]; - return 0; } static void ath9k_hw_4k_set_addac(struct ath_hw *ah, @@ -2103,7 +2090,7 @@ static void ath9k_hw_get_def_gain_boundaries_pdadcs(struct ath_hw *ah, return; } -static bool ath9k_hw_set_def_power_cal_table(struct ath_hw *ah, +static void ath9k_hw_set_def_power_cal_table(struct ath_hw *ah, struct ath9k_channel *chan, int16_t *pTxPowerIndexOffset) { @@ -2255,13 +2242,11 @@ static bool ath9k_hw_set_def_power_cal_table(struct ath_hw *ah, } *pTxPowerIndexOffset = 0; - - return true; #undef SM_PD_GAIN #undef SM_PDGAIN_B } -static bool ath9k_hw_set_def_power_per_rate_table(struct ath_hw *ah, +static void ath9k_hw_set_def_power_per_rate_table(struct ath_hw *ah, struct ath9k_channel *chan, int16_t *ratesArray, u16 cfgCtl, @@ -2549,10 +2534,9 @@ static bool ath9k_hw_set_def_power_per_rate_table(struct ath_hw *ah, targetPowerCckExt.tPow2x[0]; } } - return true; } -static int ath9k_hw_def_set_txpower(struct ath_hw *ah, +static void ath9k_hw_def_set_txpower(struct ath_hw *ah, struct ath9k_channel *chan, u16 cfgCtl, u8 twiceAntennaReduction, @@ -2575,22 +2559,13 @@ static int ath9k_hw_def_set_txpower(struct ath_hw *ah, ht40PowerIncForPdadc = pModal->ht40PowerIncForPdadc; } - if (!ath9k_hw_set_def_power_per_rate_table(ah, chan, + ath9k_hw_set_def_power_per_rate_table(ah, chan, &ratesArray[0], cfgCtl, twiceAntennaReduction, twiceMaxRegulatoryPower, - powerLimit)) { - DPRINTF(ah->ah_sc, ATH_DBG_EEPROM, - "ath9k_hw_set_txpower: unable to set " - "tx power per rate table\n"); - return -EIO; - } + powerLimit); - if (!ath9k_hw_set_def_power_cal_table(ah, chan, &txPowerIndexOffset)) { - DPRINTF(ah->ah_sc, ATH_DBG_EEPROM, - "ath9k_hw_set_txpower: unable to set power table\n"); - return -EIO; - } + ath9k_hw_set_def_power_cal_table(ah, chan, &txPowerIndexOffset); for (i = 0; i < ARRAY_SIZE(ratesArray); i++) { ratesArray[i] = (int16_t)(txPowerIndexOffset + ratesArray[i]); @@ -2717,8 +2692,6 @@ static int ath9k_hw_def_set_txpower(struct ath_hw *ah, "Invalid chainmask configuration\n"); break; } - - return 0; } static u8 ath9k_hw_def_get_num_ant_config(struct ath_hw *ah, diff --git a/drivers/net/wireless/ath/ath9k/eeprom.h b/drivers/net/wireless/ath/ath9k/eeprom.h index 7c59dc47f912..67b8bd12941a 100644 --- a/drivers/net/wireless/ath/ath9k/eeprom.h +++ b/drivers/net/wireless/ath/ath9k/eeprom.h @@ -494,7 +494,7 @@ struct eeprom_ops { struct ath9k_channel *chan); void (*set_board_values)(struct ath_hw *hw, struct ath9k_channel *chan); void (*set_addac)(struct ath_hw *hw, struct ath9k_channel *chan); - int (*set_txpower)(struct ath_hw *hw, struct ath9k_channel *chan, + void (*set_txpower)(struct ath_hw *hw, struct ath9k_channel *chan, u16 cfgCtl, u8 twiceAntennaReduction, u8 twiceMaxRegulatoryPower, u8 powerLimit); u16 (*get_spur_channel)(struct ath_hw *ah, u16 i, bool is2GHz); diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index 5879c731e9e7..4acfab514916 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -1274,7 +1274,6 @@ static int ath9k_hw_process_ini(struct ath_hw *ah, int i, regWrites = 0; struct ieee80211_channel *channel = chan->chan; u32 modesIndex, freqIndex; - int status; switch (chan->chanmode) { case CHANNEL_A: @@ -1376,17 +1375,12 @@ static int ath9k_hw_process_ini(struct ath_hw *ah, if (OLC_FOR_AR9280_20_LATER) ath9k_olc_init(ah); - status = ah->eep_ops->set_txpower(ah, chan, - ath9k_regd_get_ctl(&ah->regulatory, chan), - channel->max_antenna_gain * 2, - channel->max_power * 2, - min((u32) MAX_RATE_POWER, - (u32) ah->regulatory.power_limit)); - if (status != 0) { - DPRINTF(ah->ah_sc, ATH_DBG_FATAL, - "Error initializing transmit power\n"); - return -EIO; - } + ah->eep_ops->set_txpower(ah, chan, + ath9k_regd_get_ctl(&ah->regulatory, chan), + channel->max_antenna_gain * 2, + channel->max_power * 2, + min((u32) MAX_RATE_POWER, + (u32) ah->regulatory.power_limit)); if (!ath9k_hw_set_rf_regs(ah, chan, freqIndex)) { DPRINTF(ah->ah_sc, ATH_DBG_FATAL, @@ -1617,11 +1611,9 @@ static bool ath9k_hw_set_reset_reg(struct ath_hw *ah, u32 type) switch (type) { case ATH9K_RESET_POWER_ON: return ath9k_hw_set_reset_power_on(ah); - break; case ATH9K_RESET_WARM: case ATH9K_RESET_COLD: return ath9k_hw_set_reset(ah, type); - break; default: return false; } @@ -1703,11 +1695,7 @@ static bool ath9k_hw_channel_change(struct ath_hw *ah, ath9k_hw_set_regs(ah, chan, macmode); if (AR_SREV_9280_10_OR_LATER(ah)) { - if (!(ath9k_hw_ar9280_set_channel(ah, chan))) { - DPRINTF(ah->ah_sc, ATH_DBG_FATAL, - "Failed to set channel\n"); - return false; - } + ath9k_hw_ar9280_set_channel(ah, chan); } else { if (!(ath9k_hw_set_channel(ah, chan))) { DPRINTF(ah->ah_sc, ATH_DBG_FATAL, @@ -1716,16 +1704,12 @@ static bool ath9k_hw_channel_change(struct ath_hw *ah, } } - if (ah->eep_ops->set_txpower(ah, chan, + ah->eep_ops->set_txpower(ah, chan, ath9k_regd_get_ctl(&ah->regulatory, chan), channel->max_antenna_gain * 2, channel->max_power * 2, min((u32) MAX_RATE_POWER, - (u32) ah->regulatory.power_limit)) != 0) { - DPRINTF(ah->ah_sc, ATH_DBG_EEPROM, - "Error initializing transmit power\n"); - return false; - } + (u32) ah->regulatory.power_limit)); synthDelay = REG_READ(ah, AR_PHY_RX_DELAY) & AR_PHY_RX_DELAY_DELAY; if (IS_CHAN_B(chan)) @@ -2313,13 +2297,11 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan, REG_WRITE(ah, AR_RSSI_THR, INIT_RSSI_THR); - if (AR_SREV_9280_10_OR_LATER(ah)) { - if (!(ath9k_hw_ar9280_set_channel(ah, chan))) - return -EIO; - } else { + if (AR_SREV_9280_10_OR_LATER(ah)) + ath9k_hw_ar9280_set_channel(ah, chan); + else if (!(ath9k_hw_set_channel(ah, chan))) return -EIO; - } for (i = 0; i < AR_NUM_DCU; i++) REG_WRITE(ah, AR_DQCUMASK(i), 1 << i); @@ -3750,22 +3732,19 @@ bool ath9k_hw_disable(struct ath_hw *ah) return ath9k_hw_set_reset_reg(ah, ATH9K_RESET_COLD); } -bool ath9k_hw_set_txpowerlimit(struct ath_hw *ah, u32 limit) +void ath9k_hw_set_txpowerlimit(struct ath_hw *ah, u32 limit) { struct ath9k_channel *chan = ah->curchan; struct ieee80211_channel *channel = chan->chan; ah->regulatory.power_limit = min(limit, (u32) MAX_RATE_POWER); - if (ah->eep_ops->set_txpower(ah, chan, - ath9k_regd_get_ctl(&ah->regulatory, chan), - channel->max_antenna_gain * 2, - channel->max_power * 2, - min((u32) MAX_RATE_POWER, - (u32) ah->regulatory.power_limit)) != 0) - return false; - - return true; + ah->eep_ops->set_txpower(ah, chan, + ath9k_regd_get_ctl(&ah->regulatory, chan), + channel->max_antenna_gain * 2, + channel->max_power * 2, + min((u32) MAX_RATE_POWER, + (u32) ah->regulatory.power_limit)); } void ath9k_hw_setmac(struct ath_hw *ah, const u8 *mac) diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h index ddb24c47ebcf..dd8508ef6e05 100644 --- a/drivers/net/wireless/ath/ath9k/hw.h +++ b/drivers/net/wireless/ath/ath9k/hw.h @@ -590,7 +590,7 @@ u32 ath9k_hw_getrxfilter(struct ath_hw *ah); void ath9k_hw_setrxfilter(struct ath_hw *ah, u32 bits); bool ath9k_hw_phy_disable(struct ath_hw *ah); bool ath9k_hw_disable(struct ath_hw *ah); -bool ath9k_hw_set_txpowerlimit(struct ath_hw *ah, u32 limit); +void ath9k_hw_set_txpowerlimit(struct ath_hw *ah, u32 limit); void ath9k_hw_setmac(struct ath_hw *ah, const u8 *mac); void ath9k_hw_setopmode(struct ath_hw *ah); void ath9k_hw_setmcastfilter(struct ath_hw *ah, u32 filter0, u32 filter1); diff --git a/drivers/net/wireless/ath/ath9k/phy.c b/drivers/net/wireless/ath/ath9k/phy.c index 5ec9ce91d979..aaa941561c36 100644 --- a/drivers/net/wireless/ath/ath9k/phy.c +++ b/drivers/net/wireless/ath/ath9k/phy.c @@ -96,9 +96,8 @@ ath9k_hw_set_channel(struct ath_hw *ah, struct ath9k_channel *chan) return true; } -bool -ath9k_hw_ar9280_set_channel(struct ath_hw *ah, - struct ath9k_channel *chan) +void ath9k_hw_ar9280_set_channel(struct ath_hw *ah, + struct ath9k_channel *chan) { u16 bMode, fracMode, aModeRefSel = 0; u32 freq, ndiv, channelSel = 0, channelFrac = 0, reg32 = 0; @@ -169,8 +168,6 @@ ath9k_hw_ar9280_set_channel(struct ath_hw *ah, ah->curchan = chan; ah->curchan_rad_index = -1; - - return true; } static void diff --git a/drivers/net/wireless/ath/ath9k/phy.h b/drivers/net/wireless/ath/ath9k/phy.h index 296d0e985f25..c70f530642f6 100644 --- a/drivers/net/wireless/ath/ath9k/phy.h +++ b/drivers/net/wireless/ath/ath9k/phy.h @@ -17,7 +17,7 @@ #ifndef PHY_H #define PHY_H -bool ath9k_hw_ar9280_set_channel(struct ath_hw *ah, +void ath9k_hw_ar9280_set_channel(struct ath_hw *ah, struct ath9k_channel *chan); bool ath9k_hw_set_channel(struct ath_hw *ah, diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.c b/drivers/net/wireless/iwlwifi/iwl-3945.c index 41f1d66cfeba..5b0c6e5bda92 100644 --- a/drivers/net/wireless/iwlwifi/iwl-3945.c +++ b/drivers/net/wireless/iwlwifi/iwl-3945.c @@ -1110,6 +1110,11 @@ static void iwl3945_nic_config(struct iwl_priv *priv) spin_lock_irqsave(&priv->lock, flags); + /* Determine HW type */ + pci_read_config_byte(priv->pci_dev, PCI_REVISION_ID, &rev_id); + + IWL_DEBUG_INFO(priv, "HW Revision ID = 0x%X\n", rev_id); + if (rev_id & PCI_CFG_REV_ID_BIT_RTP) IWL_DEBUG_INFO(priv, "RTP type \n"); else if (rev_id & PCI_CFG_REV_ID_BIT_BASIC_SKU) { @@ -1163,7 +1168,6 @@ static void iwl3945_nic_config(struct iwl_priv *priv) int iwl3945_hw_nic_init(struct iwl_priv *priv) { - u8 rev_id; int rc; unsigned long flags; struct iwl_rx_queue *rxq = &priv->rxq; @@ -1172,12 +1176,6 @@ int iwl3945_hw_nic_init(struct iwl_priv *priv) priv->cfg->ops->lib->apm_ops.init(priv); spin_unlock_irqrestore(&priv->lock, flags); - /* Determine HW type */ - rc = pci_read_config_byte(priv->pci_dev, PCI_REVISION_ID, &rev_id); - if (rc) - return rc; - IWL_DEBUG_INFO(priv, "HW Revision ID = 0x%X\n", rev_id); - rc = priv->cfg->ops->lib->apm_ops.set_pwr_src(priv, IWL_PWR_SRC_VMAIN); if (rc) return rc; diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c index 0a71bb55d0ee..4c88e8715df2 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c @@ -100,6 +100,7 @@ struct iwl_scale_tbl_info { u8 is_fat; /* 1 = 40 MHz channel width */ u8 is_dup; /* 1 = duplicated data streams */ u8 action; /* change modulation; IWL_[LEGACY/SISO/MIMO]_SWITCH_* */ + u8 max_search; /* maximun number of tables we can search */ s32 *expected_tpt; /* throughput metrics; expected_tpt_G, etc. */ u32 current_rate; /* rate_n_flags, uCode API format */ struct iwl_rate_scale_data win[IWL_RATE_COUNT]; /* rate histories */ @@ -160,6 +161,7 @@ struct iwl_lq_sta { #ifdef CONFIG_MAC80211_DEBUGFS struct dentry *rs_sta_dbgfs_scale_table_file; struct dentry *rs_sta_dbgfs_stats_table_file; + struct dentry *rs_sta_dbgfs_rate_scale_data_file; struct dentry *rs_sta_dbgfs_tx_agg_tid_en_file; u32 dbg_fixed_rate; #endif @@ -579,6 +581,7 @@ static int rs_get_tbl_info_from_mcs(const u32 rate_n_flags, tbl->is_dup = 0; tbl->ant_type = (ant_msk >> RATE_MCS_ANT_POS); tbl->lq_type = LQ_NONE; + tbl->max_search = IWL_MAX_SEARCH; /* legacy rate format */ if (!(rate_n_flags & RATE_MCS_HT_MSK)) { @@ -612,8 +615,10 @@ static int rs_get_tbl_info_from_mcs(const u32 rate_n_flags, tbl->lq_type = LQ_MIMO2; /* MIMO3 */ } else { - if (num_of_ant == 3) + if (num_of_ant == 3) { + tbl->max_search = IWL_MAX_11N_MIMO3_SEARCH; tbl->lq_type = LQ_MIMO3; + } } } return 0; @@ -771,6 +776,7 @@ static u32 rs_get_lower_rate(struct iwl_lq_sta *lq_sta, tbl->is_fat = 0; tbl->is_SGI = 0; + tbl->max_search = IWL_MAX_SEARCH; } rate_mask = rs_get_supported_rates(lq_sta, NULL, tbl->lq_type); @@ -1026,6 +1032,7 @@ static void rs_set_stay_in_table(struct iwl_priv *priv, u8 is_legacy, lq_sta->total_failed = 0; lq_sta->total_success = 0; lq_sta->flush_timer = jiffies; + lq_sta->action_counter = 0; } /* @@ -1205,6 +1212,7 @@ static int rs_switch_to_mimo2(struct iwl_priv *priv, tbl->lq_type = LQ_MIMO2; tbl->is_dup = lq_sta->is_dup; tbl->action = 0; + tbl->max_search = IWL_MAX_SEARCH; rate_mask = lq_sta->active_mimo2_rate; if (iwl_is_fat_tx_allowed(priv, &sta->ht_cap)) @@ -1270,6 +1278,7 @@ static int rs_switch_to_mimo3(struct iwl_priv *priv, tbl->lq_type = LQ_MIMO3; tbl->is_dup = lq_sta->is_dup; tbl->action = 0; + tbl->max_search = IWL_MAX_11N_MIMO3_SEARCH; rate_mask = lq_sta->active_mimo3_rate; if (iwl_is_fat_tx_allowed(priv, &sta->ht_cap)) @@ -1328,6 +1337,7 @@ static int rs_switch_to_siso(struct iwl_priv *priv, tbl->is_dup = lq_sta->is_dup; tbl->lq_type = LQ_SISO; tbl->action = 0; + tbl->max_search = IWL_MAX_SEARCH; rate_mask = lq_sta->active_siso_rate; if (iwl_is_fat_tx_allowed(priv, &sta->ht_cap)) @@ -1384,15 +1394,15 @@ static int rs_move_legacy_other(struct iwl_priv *priv, u8 valid_tx_ant = priv->hw_params.valid_tx_ant; u8 tx_chains_num = priv->hw_params.tx_chains_num; int ret = 0; + u8 update_search_tbl_counter = 0; for (; ;) { + lq_sta->action_counter++; switch (tbl->action) { case IWL_LEGACY_SWITCH_ANTENNA1: case IWL_LEGACY_SWITCH_ANTENNA2: IWL_DEBUG_RATE(priv, "LQ: Legacy toggle Antenna\n"); - lq_sta->action_counter++; - if ((tbl->action == IWL_LEGACY_SWITCH_ANTENNA1 && tx_chains_num <= 1) || (tbl->action == IWL_LEGACY_SWITCH_ANTENNA2 && @@ -1408,6 +1418,7 @@ static int rs_move_legacy_other(struct iwl_priv *priv, if (rs_toggle_antenna(valid_tx_ant, &search_tbl->current_rate, search_tbl)) { + update_search_tbl_counter = 1; rs_set_expected_tpt_table(lq_sta, search_tbl); goto out; } @@ -1489,6 +1500,8 @@ out: tbl->action++; if (tbl->action > IWL_LEGACY_SWITCH_MIMO3_ABC) tbl->action = IWL_LEGACY_SWITCH_ANTENNA1; + if (update_search_tbl_counter) + search_tbl->action = tbl->action; return 0; } @@ -1511,6 +1524,7 @@ static int rs_move_siso_to_other(struct iwl_priv *priv, u8 start_action = tbl->action; u8 valid_tx_ant = priv->hw_params.valid_tx_ant; u8 tx_chains_num = priv->hw_params.tx_chains_num; + u8 update_search_tbl_counter = 0; int ret; for (;;) { @@ -1531,8 +1545,10 @@ static int rs_move_siso_to_other(struct iwl_priv *priv, memcpy(search_tbl, tbl, sz); if (rs_toggle_antenna(valid_tx_ant, - &search_tbl->current_rate, search_tbl)) + &search_tbl->current_rate, search_tbl)) { + update_search_tbl_counter = 1; goto out; + } break; case IWL_SISO_SWITCH_MIMO2_AB: case IWL_SISO_SWITCH_MIMO2_AC: @@ -1586,6 +1602,7 @@ static int rs_move_siso_to_other(struct iwl_priv *priv, search_tbl->current_rate = rate_n_flags_from_tbl(priv, search_tbl, index, is_green); + update_search_tbl_counter = 1; goto out; case IWL_SISO_SWITCH_MIMO3_ABC: IWL_DEBUG_RATE(priv, "LQ: SISO switch to MIMO3\n"); @@ -1617,6 +1634,9 @@ static int rs_move_siso_to_other(struct iwl_priv *priv, tbl->action++; if (tbl->action > IWL_SISO_SWITCH_MIMO3_ABC) tbl->action = IWL_SISO_SWITCH_ANTENNA1; + if (update_search_tbl_counter) + search_tbl->action = tbl->action; + return 0; } @@ -1638,6 +1658,7 @@ static int rs_move_mimo2_to_other(struct iwl_priv *priv, u8 start_action = tbl->action; u8 valid_tx_ant = priv->hw_params.valid_tx_ant; u8 tx_chains_num = priv->hw_params.tx_chains_num; + u8 update_search_tbl_counter = 0; int ret; for (;;) { @@ -1655,8 +1676,10 @@ static int rs_move_mimo2_to_other(struct iwl_priv *priv, memcpy(search_tbl, tbl, sz); if (rs_toggle_antenna(valid_tx_ant, - &search_tbl->current_rate, search_tbl)) + &search_tbl->current_rate, search_tbl)) { + update_search_tbl_counter = 1; goto out; + } break; case IWL_MIMO2_SWITCH_SISO_A: case IWL_MIMO2_SWITCH_SISO_B: @@ -1713,6 +1736,7 @@ static int rs_move_mimo2_to_other(struct iwl_priv *priv, search_tbl->current_rate = rate_n_flags_from_tbl(priv, search_tbl, index, is_green); + update_search_tbl_counter = 1; goto out; case IWL_MIMO2_SWITCH_MIMO3_ABC: @@ -1745,6 +1769,9 @@ static int rs_move_mimo2_to_other(struct iwl_priv *priv, tbl->action++; if (tbl->action > IWL_MIMO2_SWITCH_MIMO3_ABC) tbl->action = IWL_MIMO2_SWITCH_ANTENNA1; + if (update_search_tbl_counter) + search_tbl->action = tbl->action; + return 0; } @@ -1768,6 +1795,7 @@ static int rs_move_mimo3_to_other(struct iwl_priv *priv, u8 valid_tx_ant = priv->hw_params.valid_tx_ant; u8 tx_chains_num = priv->hw_params.tx_chains_num; int ret; + u8 update_search_tbl_counter = 0; for (;;) { lq_sta->action_counter++; @@ -1866,6 +1894,7 @@ static int rs_move_mimo3_to_other(struct iwl_priv *priv, search_tbl->current_rate = rate_n_flags_from_tbl(priv, search_tbl, index, is_green); + update_search_tbl_counter = 1; goto out; } tbl->action++; @@ -1882,6 +1911,9 @@ static int rs_move_mimo3_to_other(struct iwl_priv *priv, tbl->action++; if (tbl->action > IWL_MIMO3_SWITCH_GI) tbl->action = IWL_MIMO3_SWITCH_ANTENNA1; + if (update_search_tbl_counter) + search_tbl->action = tbl->action; + return 0; } @@ -2326,8 +2358,7 @@ lq_update: * before next round of mode comparisons. */ tbl1 = &(lq_sta->lq_info[lq_sta->active_tbl]); if (is_legacy(tbl1->lq_type) && !conf_is_ht(conf) && - lq_sta->action_counter >= 1) { - lq_sta->action_counter = 0; + lq_sta->action_counter > tbl1->max_search) { IWL_DEBUG_RATE(priv, "LQ: STAY in legacy table\n"); rs_set_stay_in_table(priv, 1, lq_sta); } @@ -2336,7 +2367,7 @@ lq_update: * have been tried and compared, stay in this best modulation * mode for a while before next round of mode comparisons. */ if (lq_sta->enable_counter && - (lq_sta->action_counter >= IWL_ACTION_LIMIT)) { + (lq_sta->action_counter >= tbl1->max_search)) { if ((lq_sta->last_tpt > IWL_AGG_TPT_THREHOLD) && (lq_sta->tx_agg_tid_en & (1 << tid)) && (tid != MAX_TID_COUNT)) { @@ -2350,7 +2381,6 @@ lq_update: lq_sta, sta); } } - lq_sta->action_counter = 0; rs_set_stay_in_table(priv, 0, lq_sta); } } @@ -2955,6 +2985,43 @@ static const struct file_operations rs_sta_dbgfs_stats_table_ops = { .open = open_file_generic, }; +static ssize_t rs_sta_dbgfs_rate_scale_data_read(struct file *file, + char __user *user_buf, size_t count, loff_t *ppos) +{ + char buff[120]; + int desc = 0; + ssize_t ret; + + struct iwl_lq_sta *lq_sta = file->private_data; + struct iwl_priv *priv; + struct iwl_scale_tbl_info *tbl = &lq_sta->lq_info[lq_sta->active_tbl]; + + priv = lq_sta->drv; + + if (is_Ht(tbl->lq_type)) + desc += sprintf(buff+desc, + "Bit Rate= %d Mb/s\n", + tbl->expected_tpt[lq_sta->last_txrate_idx]); + else + desc += sprintf(buff+desc, + "Bit Rate= %d Mb/s\n", + iwl_rates[lq_sta->last_txrate_idx].ieee >> 1); + desc += sprintf(buff+desc, + "Signal Level= %d dBm\tNoise Level= %d dBm\n", + priv->last_rx_rssi, priv->last_rx_noise); + desc += sprintf(buff+desc, + "Tsf= 0x%llx\tBeacon time= 0x%08X\n", + priv->last_tsf, priv->last_beacon_time); + + ret = simple_read_from_buffer(user_buf, count, ppos, buff, desc); + return ret; +} + +static const struct file_operations rs_sta_dbgfs_rate_scale_data_ops = { + .read = rs_sta_dbgfs_rate_scale_data_read, + .open = open_file_generic, +}; + static void rs_add_debugfs(void *priv, void *priv_sta, struct dentry *dir) { @@ -2965,6 +3032,9 @@ static void rs_add_debugfs(void *priv, void *priv_sta, lq_sta->rs_sta_dbgfs_stats_table_file = debugfs_create_file("rate_stats_table", 0600, dir, lq_sta, &rs_sta_dbgfs_stats_table_ops); + lq_sta->rs_sta_dbgfs_rate_scale_data_file = + debugfs_create_file("rate_scale_data", 0600, dir, + lq_sta, &rs_sta_dbgfs_rate_scale_data_ops); lq_sta->rs_sta_dbgfs_tx_agg_tid_en_file = debugfs_create_u8("tx_agg_tid_enable", 0600, dir, &lq_sta->tx_agg_tid_en); @@ -2976,6 +3046,7 @@ static void rs_remove_debugfs(void *priv, void *priv_sta) struct iwl_lq_sta *lq_sta = priv_sta; debugfs_remove(lq_sta->rs_sta_dbgfs_scale_table_file); debugfs_remove(lq_sta->rs_sta_dbgfs_stats_table_file); + debugfs_remove(lq_sta->rs_sta_dbgfs_rate_scale_data_file); debugfs_remove(lq_sta->rs_sta_dbgfs_tx_agg_tid_en_file); } #endif diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rs.h b/drivers/net/wireless/iwlwifi/iwl-agn-rs.h index f875136bc5dc..25050bf315a2 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-rs.h +++ b/drivers/net/wireless/iwlwifi/iwl-agn-rs.h @@ -275,6 +275,8 @@ enum { #define IWL_MIMO3_SWITCH_GI 8 +#define IWL_MAX_11N_MIMO3_SEARCH IWL_MIMO3_SWITCH_GI +#define IWL_MAX_SEARCH IWL_MIMO2_SWITCH_MIMO3_ABC /*FIXME:RS:add possible actions for MIMO3*/ diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c index 6cdee0b4b486..3ebf6cf53a51 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn.c @@ -190,8 +190,7 @@ int iwl_commit_rxon(struct iwl_priv *priv) priv->cfg->ops->smgmt->clear_station_table(priv); - if (!priv->error_recovering) - priv->start_calib = 0; + priv->start_calib = 0; /* Add the broadcast address so we can send broadcast frames */ if (iwl_rxon_add_station(priv, iwl_bcast_addr, 0) == @@ -967,23 +966,6 @@ static inline void iwl_synchronize_irq(struct iwl_priv *priv) tasklet_kill(&priv->irq_tasklet); } -static void iwl_error_recovery(struct iwl_priv *priv) -{ - unsigned long flags; - - memcpy(&priv->staging_rxon, &priv->recovery_rxon, - sizeof(priv->staging_rxon)); - priv->staging_rxon.filter_flags &= ~RXON_FILTER_ASSOC_MSK; - iwlcore_commit_rxon(priv); - - iwl_rxon_add_station(priv, priv->bssid, 1); - - spin_lock_irqsave(&priv->lock, flags); - priv->assoc_id = le16_to_cpu(priv->staging_rxon.assoc_id); - priv->error_recovering = 0; - spin_unlock_irqrestore(&priv->lock, flags); -} - static void iwl_irq_tasklet(struct iwl_priv *priv) { u32 inta, handled = 0; @@ -1514,9 +1496,6 @@ static void iwl_alive_start(struct iwl_priv *priv) set_bit(STATUS_READY, &priv->status); wake_up_interruptible(&priv->wait_command_queue); - if (priv->error_recovering) - iwl_error_recovery(priv); - iwl_power_update_mode(priv, 1); /* reassociate for ADHOC mode */ @@ -1715,9 +1694,6 @@ static int __iwl_up(struct iwl_priv *priv) continue; } - /* Clear out the uCode error bit if it is set */ - clear_bit(STATUS_FW_ERROR, &priv->status); - /* start card; "initialize" will load runtime ucode */ iwl_nic_start(priv); @@ -1812,8 +1788,17 @@ static void iwl_bg_restart(struct work_struct *data) if (test_bit(STATUS_EXIT_PENDING, &priv->status)) return; - iwl_down(priv); - queue_work(priv->workqueue, &priv->up); + if (test_and_clear_bit(STATUS_FW_ERROR, &priv->status)) { + mutex_lock(&priv->mutex); + priv->vif = NULL; + priv->is_open = 0; + mutex_unlock(&priv->mutex); + iwl_down(priv); + ieee80211_restart_hw(priv->hw); + } else { + iwl_down(priv); + queue_work(priv->workqueue, &priv->up); + } } static void iwl_bg_rx_replenish(struct work_struct *data) @@ -1853,7 +1838,6 @@ void iwl_post_associate(struct iwl_priv *priv) if (!priv->vif || !priv->is_open) return; - iwl_power_cancel_timeout(priv); iwl_scan_cancel_timeout(priv, 200); conf = ieee80211_get_hw_conf(priv->hw); @@ -1929,7 +1913,7 @@ void iwl_post_associate(struct iwl_priv *priv) * If chain noise has already been run, then we need to enable * power management here */ if (priv->chain_noise_data.state == IWL_CHAIN_NOISE_DONE) - iwl_power_enable_management(priv); + iwl_power_update_mode(priv, 0); /* Enable Rx differential gain and sensitivity calibrations */ iwl_chain_noise_reset(priv); @@ -2007,10 +1991,8 @@ static void iwl_mac_stop(struct ieee80211_hw *hw) IWL_DEBUG_MAC80211(priv, "enter\n"); - if (!priv->is_open) { - IWL_DEBUG_MAC80211(priv, "leave - skip\n"); + if (!priv->is_open) return; - } priv->is_open = 0; @@ -2482,32 +2464,37 @@ static ssize_t show_power_level(struct device *d, { struct iwl_priv *priv = dev_get_drvdata(d); int mode = priv->power_data.user_power_setting; - int system = priv->power_data.system_power_setting; int level = priv->power_data.power_mode; char *p = buf; - switch (system) { - case IWL_POWER_SYS_AUTO: - p += sprintf(p, "SYSTEM:auto"); - break; - case IWL_POWER_SYS_AC: - p += sprintf(p, "SYSTEM:ac"); - break; - case IWL_POWER_SYS_BATTERY: - p += sprintf(p, "SYSTEM:battery"); - break; - } - - p += sprintf(p, "\tMODE:%s", (mode < IWL_POWER_AUTO) ? - "fixed" : "auto"); - p += sprintf(p, "\tINDEX:%d", level); - p += sprintf(p, "\n"); + p += sprintf(p, "INDEX:%d\t", level); + p += sprintf(p, "USER:%d\n", mode); return p - buf + 1; } static DEVICE_ATTR(power_level, S_IWUSR | S_IRUSR, show_power_level, store_power_level); +static ssize_t show_qos(struct device *d, + struct device_attribute *attr, char *buf) +{ + struct iwl_priv *priv = (struct iwl_priv *)d->driver_data; + char *p = buf; + int q; + + for (q = 0; q < AC_NUM; q++) { + p += sprintf(p, "\tcw_min\tcw_max\taifsn\ttxop\n"); + p += sprintf(p, "AC[%d]\t%u\t%u\t%u\t%u\n", q, + priv->qos_data.def_qos_parm.ac[q].cw_min, + priv->qos_data.def_qos_parm.ac[q].cw_max, + priv->qos_data.def_qos_parm.ac[q].aifsn, + priv->qos_data.def_qos_parm.ac[q].edca_txop); + } + + return p - buf + 1; +} + +static DEVICE_ATTR(qos, S_IRUGO, show_qos, NULL); static ssize_t show_statistics(struct device *d, struct device_attribute *attr, char *buf) @@ -2570,7 +2557,6 @@ static void iwl_setup_deferred_work(struct iwl_priv *priv) INIT_DELAYED_WORK(&priv->alive_start, iwl_bg_alive_start); iwl_setup_scan_deferred_work(priv); - iwl_setup_power_deferred_work(priv); if (priv->cfg->ops->lib->setup_deferred_work) priv->cfg->ops->lib->setup_deferred_work(priv); @@ -2590,7 +2576,6 @@ static void iwl_cancel_deferred_work(struct iwl_priv *priv) cancel_delayed_work_sync(&priv->init_alive_start); cancel_delayed_work(&priv->scan_check); - cancel_delayed_work_sync(&priv->set_power_save); cancel_delayed_work(&priv->alive_start); cancel_work_sync(&priv->beacon_update); del_timer_sync(&priv->statistics_periodic); @@ -2607,7 +2592,7 @@ static struct attribute *iwl_sysfs_entries[] = { &dev_attr_debug_level.attr, #endif &dev_attr_version.attr, - + &dev_attr_qos.attr, NULL }; diff --git a/drivers/net/wireless/iwlwifi/iwl-calib.c b/drivers/net/wireless/iwlwifi/iwl-calib.c index 735f3f19928c..a5d63672ad39 100644 --- a/drivers/net/wireless/iwlwifi/iwl-calib.c +++ b/drivers/net/wireless/iwlwifi/iwl-calib.c @@ -857,7 +857,7 @@ void iwl_chain_noise_calibration(struct iwl_priv *priv, priv->cfg->ops->lib->update_chain_flags(priv); data->state = IWL_CHAIN_NOISE_DONE; - iwl_power_enable_management(priv); + iwl_power_update_mode(priv, 0); } EXPORT_SYMBOL(iwl_chain_noise_calibration); diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c index 1366222bb50a..5393fb3f452c 100644 --- a/drivers/net/wireless/iwlwifi/iwl-core.c +++ b/drivers/net/wireless/iwlwifi/iwl-core.c @@ -273,6 +273,14 @@ void iwl_activate_qos(struct iwl_priv *priv, u8 force) } EXPORT_SYMBOL(iwl_activate_qos); +/* + * AC CWmin CW max AIFSN TXOP Limit TXOP Limit + * (802.11b) (802.11a/g) + * AC_BK 15 1023 7 0 0 + * AC_BE 15 1023 3 0 0 + * AC_VI 7 15 2 6.016ms 3.008ms + * AC_VO 3 7 2 3.264ms 1.504ms + */ void iwl_reset_qos(struct iwl_priv *priv) { u16 cw_min = 15; @@ -304,6 +312,7 @@ void iwl_reset_qos(struct iwl_priv *priv) if (priv->qos_data.qos_active) aifs = 3; + /* AC_BE */ priv->qos_data.def_qos_parm.ac[0].cw_min = cpu_to_le16(cw_min); priv->qos_data.def_qos_parm.ac[0].cw_max = cpu_to_le16(cw_max); priv->qos_data.def_qos_parm.ac[0].aifsn = aifs; @@ -311,6 +320,7 @@ void iwl_reset_qos(struct iwl_priv *priv) priv->qos_data.def_qos_parm.ac[0].reserved1 = 0; if (priv->qos_data.qos_active) { + /* AC_BK */ i = 1; priv->qos_data.def_qos_parm.ac[i].cw_min = cpu_to_le16(cw_min); priv->qos_data.def_qos_parm.ac[i].cw_max = cpu_to_le16(cw_max); @@ -318,11 +328,12 @@ void iwl_reset_qos(struct iwl_priv *priv) priv->qos_data.def_qos_parm.ac[i].edca_txop = 0; priv->qos_data.def_qos_parm.ac[i].reserved1 = 0; + /* AC_VI */ i = 2; priv->qos_data.def_qos_parm.ac[i].cw_min = cpu_to_le16((cw_min + 1) / 2 - 1); priv->qos_data.def_qos_parm.ac[i].cw_max = - cpu_to_le16(cw_max); + cpu_to_le16(cw_min); priv->qos_data.def_qos_parm.ac[i].aifsn = 2; if (is_legacy) priv->qos_data.def_qos_parm.ac[i].edca_txop = @@ -332,11 +343,12 @@ void iwl_reset_qos(struct iwl_priv *priv) cpu_to_le16(3008); priv->qos_data.def_qos_parm.ac[i].reserved1 = 0; + /* AC_VO */ i = 3; priv->qos_data.def_qos_parm.ac[i].cw_min = cpu_to_le16((cw_min + 1) / 4 - 1); priv->qos_data.def_qos_parm.ac[i].cw_max = - cpu_to_le16((cw_max + 1) / 2 - 1); + cpu_to_le16((cw_min + 1) / 2 - 1); priv->qos_data.def_qos_parm.ac[i].aifsn = 2; priv->qos_data.def_qos_parm.ac[i].reserved1 = 0; if (is_legacy) @@ -960,10 +972,10 @@ void iwl_set_rxon_chain(struct iwl_priv *priv) if (iwl_is_monitor_mode(priv) && !(priv->staging_rxon.flags & RXON_FLG_BAND_24G_MSK) && ((priv->hw_rev & CSR_HW_REV_TYPE_MSK) == CSR_HW_REV_TYPE_4965)) { - rx_chain = 0x07 << RXON_RX_CHAIN_VALID_POS; - rx_chain |= 0x06 << RXON_RX_CHAIN_FORCE_SEL_POS; - rx_chain |= 0x07 << RXON_RX_CHAIN_FORCE_MIMO_SEL_POS; - rx_chain |= 0x01 << RXON_RX_CHAIN_DRIVER_FORCE_POS; + rx_chain = ANT_ABC << RXON_RX_CHAIN_VALID_POS; + rx_chain |= ANT_BC << RXON_RX_CHAIN_FORCE_SEL_POS; + rx_chain |= ANT_ABC << RXON_RX_CHAIN_FORCE_MIMO_SEL_POS; + rx_chain |= 0x1 << RXON_RX_CHAIN_DRIVER_FORCE_POS; } priv->staging_rxon.rx_chain = cpu_to_le16(rx_chain); @@ -1120,7 +1132,7 @@ void iwl_connection_init_rx_config(struct iwl_priv *priv, int mode) } EXPORT_SYMBOL(iwl_connection_init_rx_config); -void iwl_set_rate(struct iwl_priv *priv) +static void iwl_set_rate(struct iwl_priv *priv) { const struct ieee80211_supported_band *hw = NULL; struct ieee80211_rate *rate; @@ -1166,7 +1178,6 @@ void iwl_set_rate(struct iwl_priv *priv) priv->staging_rxon.ofdm_basic_rates = (IWL_OFDM_BASIC_RATES_MASK >> IWL_FIRST_OFDM_RATE) & 0xFF; } -EXPORT_SYMBOL(iwl_set_rate); void iwl_rx_csa(struct iwl_priv *priv, struct iwl_rx_mem_buffer *rxb) { @@ -1230,11 +1241,6 @@ void iwl_irq_handle_error(struct iwl_priv *priv) IWL_DEBUG(priv, IWL_DL_FW_ERRORS, "Restarting adapter due to uCode error.\n"); - if (iwl_is_associated(priv)) { - memcpy(&priv->recovery_rxon, &priv->active_rxon, - sizeof(priv->recovery_rxon)); - priv->error_recovering = 1; - } if (priv->cfg->mod_params->restart_fw) queue_work(priv->workqueue, &priv->restart); } @@ -1358,7 +1364,6 @@ int iwl_init_drv(struct iwl_priv *priv) priv->ibss_beacon = NULL; spin_lock_init(&priv->lock); - spin_lock_init(&priv->power_data.lock); spin_lock_init(&priv->sta_lock); spin_lock_init(&priv->hcmd_lock); @@ -2226,9 +2231,9 @@ static void iwl_ht_conf(struct iwl_priv *priv, iwl_conf->tx_chan_width = iwl_conf->supported_chan_width != 0; iwl_conf->ht_protection = - bss_conf->ht.operation_mode & IEEE80211_HT_OP_MODE_PROTECTION; + bss_conf->ht_operation_mode & IEEE80211_HT_OP_MODE_PROTECTION; iwl_conf->non_GF_STA_present = - !!(bss_conf->ht.operation_mode & IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT); + !!(bss_conf->ht_operation_mode & IEEE80211_HT_OP_MODE_NON_GF_STA_PRSNT); rcu_read_unlock(); @@ -2582,14 +2587,13 @@ int iwl_mac_config(struct ieee80211_hw *hw, u32 changed) iwl_set_rate(priv); } - if (changed & IEEE80211_CONF_CHANGE_PS) { - if (conf->flags & IEEE80211_CONF_PS) - ret = iwl_power_set_user_mode(priv, IWL_POWER_INDEX_3); - else - ret = iwl_power_set_user_mode(priv, IWL_POWER_MODE_CAM); + if (changed & IEEE80211_CONF_CHANGE_PS && + priv->iw_mode == NL80211_IFTYPE_STATION) { + priv->power_data.power_disabled = + !(conf->flags & IEEE80211_CONF_PS); + ret = iwl_power_update_mode(priv, 0); if (ret) IWL_DEBUG_MAC80211(priv, "Error setting power level\n"); - } if (changed & IEEE80211_CONF_CHANGE_POWER) { @@ -2725,21 +2729,7 @@ void iwl_mac_reset_tsf(struct ieee80211_hw *hw) iwlcore_commit_rxon(priv); } - iwl_power_update_mode(priv, 0); - - /* Per mac80211.h: This is only used in IBSS mode... */ if (priv->iw_mode != NL80211_IFTYPE_ADHOC) { - - /* switch to CAM during association period. - * the ucode will block any association/authentication - * frome during assiciation period if it can not hear - * the AP because of PM. the timer enable PM back is - * association do not complete - */ - if (priv->hw->conf.channel->flags & - (IEEE80211_CHAN_PASSIVE_SCAN | IEEE80211_CHAN_RADAR)) - iwl_power_disable_management(priv, 3000); - IWL_DEBUG_MAC80211(priv, "leave - not in IBSS\n"); mutex_unlock(&priv->mutex); return; diff --git a/drivers/net/wireless/iwlwifi/iwl-core.h b/drivers/net/wireless/iwlwifi/iwl-core.h index bd7f9d9616bc..f3544ea559a2 100644 --- a/drivers/net/wireless/iwlwifi/iwl-core.h +++ b/drivers/net/wireless/iwlwifi/iwl-core.h @@ -363,8 +363,6 @@ int iwl_hwrate_to_plcp_idx(u32 rate_n_flags); u8 iwl_rate_get_lowest_plcp(struct iwl_priv *priv); -void iwl_set_rate(struct iwl_priv *priv); - u8 iwl_toggle_tx_ant(struct iwl_priv *priv, u8 ant_idx); static inline u32 iwl_ant_idx_to_flags(u8 ant_idx) diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h index 5aa76a706320..3049ba25c3fc 100644 --- a/drivers/net/wireless/iwlwifi/iwl-dev.h +++ b/drivers/net/wireless/iwlwifi/iwl-dev.h @@ -933,7 +933,6 @@ struct iwl_priv { const struct iwl_rxon_cmd active_rxon; struct iwl_rxon_cmd staging_rxon; - int error_recovering; struct iwl_rxon_cmd recovery_rxon; /* 1st responses from initialize and runtime uCode images. @@ -1076,7 +1075,6 @@ struct iwl_priv { struct tasklet_struct irq_tasklet; - struct delayed_work set_power_save; struct delayed_work init_alive_start; struct delayed_work alive_start; struct delayed_work scan_check; diff --git a/drivers/net/wireless/iwlwifi/iwl-eeprom.c b/drivers/net/wireless/iwlwifi/iwl-eeprom.c index 75517d05df08..401438aec19c 100644 --- a/drivers/net/wireless/iwlwifi/iwl-eeprom.c +++ b/drivers/net/wireless/iwlwifi/iwl-eeprom.c @@ -285,7 +285,7 @@ int iwl_eeprom_check_version(struct iwl_priv *priv) return 0; err: - IWL_ERR(priv, "Unsupported EEPROM VER=0x%x < 0x%x CALIB=0x%x < 0x%x\n", + IWL_ERR(priv, "Unsupported (too old) EEPROM VER=0x%x < 0x%x CALIB=0x%x < 0x%x\n", eeprom_ver, priv->cfg->eeprom_ver, calib_ver, priv->cfg->eeprom_calib_ver); return -EINVAL; diff --git a/drivers/net/wireless/iwlwifi/iwl-power.c b/drivers/net/wireless/iwlwifi/iwl-power.c index 47c894530eb5..f2ea3f05f6e1 100644 --- a/drivers/net/wireless/iwlwifi/iwl-power.c +++ b/drivers/net/wireless/iwlwifi/iwl-power.c @@ -41,38 +41,33 @@ #include "iwl-power.h" /* - * Setting power level allow the card to go to sleep when not busy - * there are three factor that decide the power level to go to, they - * are list here with its priority - * 1- critical_power_setting this will be set according to card temperature. - * 2- system_power_setting this will be set by system PM manager. - * 3- user_power_setting this will be set by user either by writing to sys or - * mac80211 + * Setting power level allow the card to go to sleep when not busy. * - * if system_power_setting and user_power_setting is set to auto - * the power level will be decided according to association status and battery - * status. + * The power level is set to INDEX_1 (the least deep state) by + * default, and will, in the future, be the deepest state unless + * otherwise required by pm_qos network latency requirements. * + * Using INDEX_1 without pm_qos is ok because mac80211 will disable + * PS when even checking every beacon for the TIM bit would exceed + * the required latency. */ -#define MSEC_TO_USEC 1024 #define IWL_POWER_RANGE_0_MAX (2) #define IWL_POWER_RANGE_1_MAX (10) - -#define IWL_POWER_ON_BATTERY IWL_POWER_INDEX_5 -#define IWL_POWER_ON_AC_DISASSOC IWL_POWER_MODE_CAM -#define IWL_POWER_ON_AC_ASSOC IWL_POWER_MODE_CAM - - -#define IWL_CT_KILL_TEMPERATURE 110 -#define IWL_MIN_POWER_TEMPERATURE 100 -#define IWL_REDUCED_POWER_TEMPERATURE 95 - +#define NOSLP cpu_to_le16(0), 0, 0 +#define SLP IWL_POWER_DRIVER_ALLOW_SLEEP_MSK, 0, 0 +#define TU_TO_USEC 1024 +#define SLP_TOUT(T) cpu_to_le32((T) * TU_TO_USEC) +#define SLP_VEC(X0, X1, X2, X3, X4) {cpu_to_le32(X0), \ + cpu_to_le32(X1), \ + cpu_to_le32(X2), \ + cpu_to_le32(X3), \ + cpu_to_le32(X4)} /* default power management (not Tx power) table values */ -/* for TIM 0-10 */ -static struct iwl_power_vec_entry range_0[IWL_POWER_MAX] = { +/* for DTIM period 0 through IWL_POWER_RANGE_0_MAX */ +static const struct iwl_power_vec_entry range_0[IWL_POWER_NUM] = { {{NOSLP, SLP_TOUT(0), SLP_TOUT(0), SLP_VEC(0, 0, 0, 0, 0)}, 0}, {{SLP, SLP_TOUT(200), SLP_TOUT(500), SLP_VEC(1, 2, 2, 2, 0xFF)}, 0}, {{SLP, SLP_TOUT(200), SLP_TOUT(300), SLP_VEC(1, 2, 2, 2, 0xFF)}, 0}, @@ -82,8 +77,8 @@ static struct iwl_power_vec_entry range_0[IWL_POWER_MAX] = { }; -/* for TIM = 3-10 */ -static struct iwl_power_vec_entry range_1[IWL_POWER_MAX] = { +/* for DTIM period IWL_POWER_RANGE_0_MAX + 1 through IWL_POWER_RANGE_1_MAX */ +static const struct iwl_power_vec_entry range_1[IWL_POWER_NUM] = { {{NOSLP, SLP_TOUT(0), SLP_TOUT(0), SLP_VEC(0, 0, 0, 0, 0)}, 0}, {{SLP, SLP_TOUT(200), SLP_TOUT(500), SLP_VEC(1, 2, 3, 4, 4)}, 0}, {{SLP, SLP_TOUT(200), SLP_TOUT(300), SLP_VEC(1, 2, 3, 4, 7)}, 0}, @@ -92,8 +87,8 @@ static struct iwl_power_vec_entry range_1[IWL_POWER_MAX] = { {{SLP, SLP_TOUT(25), SLP_TOUT(25), SLP_VEC(2, 4, 7, 10, 10)}, 2} }; -/* for TIM > 11 */ -static struct iwl_power_vec_entry range_2[IWL_POWER_MAX] = { +/* for DTIM period > IWL_POWER_RANGE_1_MAX */ +static const struct iwl_power_vec_entry range_2[IWL_POWER_NUM] = { {{NOSLP, SLP_TOUT(0), SLP_TOUT(0), SLP_VEC(0, 0, 0, 0, 0)}, 0}, {{SLP, SLP_TOUT(200), SLP_TOUT(500), SLP_VEC(1, 2, 3, 4, 0xFF)}, 0}, {{SLP, SLP_TOUT(200), SLP_TOUT(300), SLP_VEC(2, 4, 6, 7, 0xFF)}, 0}, @@ -106,39 +101,15 @@ static struct iwl_power_vec_entry range_2[IWL_POWER_MAX] = { /* set card power command */ static int iwl_set_power(struct iwl_priv *priv, void *cmd) { - return iwl_send_cmd_pdu_async(priv, POWER_TABLE_CMD, - sizeof(struct iwl_powertable_cmd), - cmd, NULL); -} -/* decide the right power level according to association status - * and battery status - */ -static u16 iwl_get_auto_power_mode(struct iwl_priv *priv) -{ - u16 mode; - - switch (priv->power_data.user_power_setting) { - case IWL_POWER_AUTO: - /* if running on battery */ - if (priv->power_data.is_battery_active) - mode = IWL_POWER_ON_BATTERY; - else if (iwl_is_associated(priv)) - mode = IWL_POWER_ON_AC_ASSOC; - else - mode = IWL_POWER_ON_AC_DISASSOC; - break; - default: - mode = priv->power_data.user_power_setting; - break; - } - return mode; + return iwl_send_cmd_pdu(priv, POWER_TABLE_CMD, + sizeof(struct iwl_powertable_cmd), cmd); } /* initialize to default */ static void iwl_power_init_handle(struct iwl_priv *priv) { struct iwl_power_mgr *pow_data; - int size = sizeof(struct iwl_power_vec_entry) * IWL_POWER_MAX; + int size = sizeof(struct iwl_power_vec_entry) * IWL_POWER_NUM; struct iwl_powertable_cmd *cmd; int i; u16 lctl; @@ -157,7 +128,7 @@ static void iwl_power_init_handle(struct iwl_priv *priv) IWL_DEBUG_POWER(priv, "adjust power command flags\n"); - for (i = 0; i < IWL_POWER_MAX; i++) { + for (i = 0; i < IWL_POWER_NUM; i++) { cmd = &pow_data->pwr_range_0[i].cmd; if (lctl & PCI_CFG_LINK_CTRL_VAL_L0S_EN) @@ -247,33 +218,12 @@ int iwl_power_update_mode(struct iwl_priv *priv, bool force) update_chains = priv->chain_noise_data.state == IWL_CHAIN_NOISE_DONE || priv->chain_noise_data.state == IWL_CHAIN_NOISE_ALIVE; - /* If on battery, set to 3, - * if plugged into AC power, set to CAM ("continuously aware mode"), - * else user level */ - - switch (setting->system_power_setting) { - case IWL_POWER_SYS_AUTO: - final_mode = iwl_get_auto_power_mode(priv); - break; - case IWL_POWER_SYS_BATTERY: - final_mode = IWL_POWER_INDEX_3; - break; - case IWL_POWER_SYS_AC: - final_mode = IWL_POWER_MODE_CAM; - break; - default: - final_mode = IWL_POWER_INDEX_3; - WARN_ON(1); - } - - if (setting->critical_power_setting > final_mode) - final_mode = setting->critical_power_setting; + final_mode = priv->power_data.user_power_setting; - /* driver only support CAM for non STA network */ - if (priv->iw_mode != NL80211_IFTYPE_STATION) + if (setting->power_disabled) final_mode = IWL_POWER_MODE_CAM; - if (iwl_is_ready_rf(priv) && !setting->power_disabled && + if (iwl_is_ready_rf(priv) && ((setting->power_mode != final_mode) || force)) { struct iwl_powertable_cmd cmd; @@ -290,8 +240,6 @@ int iwl_power_update_mode(struct iwl_priv *priv, bool force) if (final_mode == IWL_POWER_MODE_CAM) clear_bit(STATUS_POWER_PMI, &priv->status); - else - set_bit(STATUS_POWER_PMI, &priv->status); if (priv->cfg->ops->lib->update_chain_flags && update_chains) priv->cfg->ops->lib->update_chain_flags(priv); @@ -307,51 +255,10 @@ int iwl_power_update_mode(struct iwl_priv *priv, bool force) } EXPORT_SYMBOL(iwl_power_update_mode); -/* Allow other iwl code to disable/enable power management active - * this will be useful for rate scale to disable PM during heavy - * Tx/Rx activities - */ -int iwl_power_disable_management(struct iwl_priv *priv, u32 ms) -{ - u16 prev_mode; - int ret = 0; - - if (priv->power_data.power_disabled) - return -EBUSY; - - prev_mode = priv->power_data.user_power_setting; - priv->power_data.user_power_setting = IWL_POWER_MODE_CAM; - ret = iwl_power_update_mode(priv, 0); - priv->power_data.power_disabled = 1; - priv->power_data.user_power_setting = prev_mode; - cancel_delayed_work(&priv->set_power_save); - if (ms) - queue_delayed_work(priv->workqueue, &priv->set_power_save, - msecs_to_jiffies(ms)); - - - return ret; -} -EXPORT_SYMBOL(iwl_power_disable_management); - -/* Allow other iwl code to disable/enable power management active - * this will be useful for rate scale to disable PM during high - * volume activities - */ -int iwl_power_enable_management(struct iwl_priv *priv) -{ - int ret = 0; - - priv->power_data.power_disabled = 0; - ret = iwl_power_update_mode(priv, 0); - return ret; -} -EXPORT_SYMBOL(iwl_power_enable_management); - /* set user_power_setting */ int iwl_power_set_user_mode(struct iwl_priv *priv, u16 mode) { - if (mode > IWL_POWER_MAX) + if (mode >= IWL_POWER_NUM) return -EINVAL; priv->power_data.user_power_setting = mode; @@ -360,86 +267,12 @@ int iwl_power_set_user_mode(struct iwl_priv *priv, u16 mode) } EXPORT_SYMBOL(iwl_power_set_user_mode); -/* set system_power_setting. This should be set by over all - * PM application. - */ -int iwl_power_set_system_mode(struct iwl_priv *priv, u16 mode) -{ - if (mode < IWL_POWER_SYS_MAX) - priv->power_data.system_power_setting = mode; - else - return -EINVAL; - return iwl_power_update_mode(priv, 0); -} -EXPORT_SYMBOL(iwl_power_set_system_mode); - /* initialize to default */ void iwl_power_initialize(struct iwl_priv *priv) { iwl_power_init_handle(priv); - priv->power_data.user_power_setting = IWL_POWER_AUTO; - priv->power_data.system_power_setting = IWL_POWER_SYS_AUTO; - priv->power_data.power_disabled = 0; - priv->power_data.is_battery_active = 0; - priv->power_data.critical_power_setting = 0; + priv->power_data.user_power_setting = IWL_POWER_INDEX_1; + /* default to disabled until mac80211 says otherwise */ + priv->power_data.power_disabled = 1; } EXPORT_SYMBOL(iwl_power_initialize); - -/* set critical_power_setting according to temperature value */ -int iwl_power_temperature_change(struct iwl_priv *priv) -{ - int ret = 0; - s32 temperature = KELVIN_TO_CELSIUS(priv->last_temperature); - u16 new_critical = priv->power_data.critical_power_setting; - - if (temperature > IWL_CT_KILL_TEMPERATURE) - return 0; - else if (temperature > IWL_MIN_POWER_TEMPERATURE) - new_critical = IWL_POWER_INDEX_5; - else if (temperature > IWL_REDUCED_POWER_TEMPERATURE) - new_critical = IWL_POWER_INDEX_3; - else - new_critical = IWL_POWER_MODE_CAM; - - if (new_critical != priv->power_data.critical_power_setting) - priv->power_data.critical_power_setting = new_critical; - - if (priv->power_data.critical_power_setting > - priv->power_data.power_mode) - ret = iwl_power_update_mode(priv, 0); - - return ret; -} -EXPORT_SYMBOL(iwl_power_temperature_change); - -static void iwl_bg_set_power_save(struct work_struct *work) -{ - struct iwl_priv *priv = container_of(work, - struct iwl_priv, set_power_save.work); - IWL_DEBUG_POWER(priv, "update power\n"); - - if (test_bit(STATUS_EXIT_PENDING, &priv->status)) - return; - - mutex_lock(&priv->mutex); - - /* on starting association we disable power management - * until association, if association failed then this - * timer will expire and enable PM again. - */ - if (!iwl_is_associated(priv)) - iwl_power_enable_management(priv); - - mutex_unlock(&priv->mutex); -} -void iwl_setup_power_deferred_work(struct iwl_priv *priv) -{ - INIT_DELAYED_WORK(&priv->set_power_save, iwl_bg_set_power_save); -} -EXPORT_SYMBOL(iwl_setup_power_deferred_work); - -void iwl_power_cancel_timeout(struct iwl_priv *priv) -{ - cancel_delayed_work(&priv->set_power_save); -} -EXPORT_SYMBOL(iwl_power_cancel_timeout); diff --git a/drivers/net/wireless/iwlwifi/iwl-power.h b/drivers/net/wireless/iwlwifi/iwl-power.h index 18963392121e..37ba3bb7a25a 100644 --- a/drivers/net/wireless/iwlwifi/iwl-power.h +++ b/drivers/net/wireless/iwlwifi/iwl-power.h @@ -40,56 +40,29 @@ enum { IWL_POWER_INDEX_3, IWL_POWER_INDEX_4, IWL_POWER_INDEX_5, - IWL_POWER_AUTO, - IWL_POWER_MAX = IWL_POWER_AUTO, + IWL_POWER_NUM }; -enum { - IWL_POWER_SYS_AUTO, - IWL_POWER_SYS_AC, - IWL_POWER_SYS_BATTERY, - IWL_POWER_SYS_MAX, -}; - - /* Power management (not Tx power) structures */ -#define NOSLP cpu_to_le16(0), 0, 0 -#define SLP IWL_POWER_DRIVER_ALLOW_SLEEP_MSK, 0, 0 -#define SLP_TOUT(T) cpu_to_le32((T) * MSEC_TO_USEC) -#define SLP_VEC(X0, X1, X2, X3, X4) {cpu_to_le32(X0), \ - cpu_to_le32(X1), \ - cpu_to_le32(X2), \ - cpu_to_le32(X3), \ - cpu_to_le32(X4)} struct iwl_power_vec_entry { struct iwl_powertable_cmd cmd; u8 no_dtim; }; struct iwl_power_mgr { - spinlock_t lock; - struct iwl_power_vec_entry pwr_range_0[IWL_POWER_MAX]; - struct iwl_power_vec_entry pwr_range_1[IWL_POWER_MAX]; - struct iwl_power_vec_entry pwr_range_2[IWL_POWER_MAX]; + struct iwl_power_vec_entry pwr_range_0[IWL_POWER_NUM]; + struct iwl_power_vec_entry pwr_range_1[IWL_POWER_NUM]; + struct iwl_power_vec_entry pwr_range_2[IWL_POWER_NUM]; u32 dtim_period; /* final power level that used to calculate final power command */ u8 power_mode; - u8 user_power_setting; /* set by user through mac80211 or sysfs */ - u8 system_power_setting; /* set by kernel system tools */ - u8 critical_power_setting; /* set if driver over heated */ - u8 is_battery_active; /* DC/AC power */ - u8 power_disabled; /* flag to disable using power saving level */ + u8 user_power_setting; /* set by user through sysfs */ + u8 power_disabled; /* set by mac80211's CONF_PS */ }; -void iwl_setup_power_deferred_work(struct iwl_priv *priv); -void iwl_power_cancel_timeout(struct iwl_priv *priv); int iwl_power_update_mode(struct iwl_priv *priv, bool force); -int iwl_power_disable_management(struct iwl_priv *priv, u32 ms); -int iwl_power_enable_management(struct iwl_priv *priv); int iwl_power_set_user_mode(struct iwl_priv *priv, u16 mode); -int iwl_power_set_system_mode(struct iwl_priv *priv, u16 mode); void iwl_power_initialize(struct iwl_priv *priv); -int iwl_power_temperature_change(struct iwl_priv *priv); #endif /* __iwl_power_setting_h__ */ diff --git a/drivers/net/wireless/iwlwifi/iwl-scan.c b/drivers/net/wireless/iwlwifi/iwl-scan.c index dd8766b80b34..065214b55895 100644 --- a/drivers/net/wireless/iwlwifi/iwl-scan.c +++ b/drivers/net/wireless/iwlwifi/iwl-scan.c @@ -580,9 +580,10 @@ static void iwl_bg_request_scan(struct work_struct *data) int ret = 0; u32 rate_flags = 0; u16 cmd_len; + u16 rx_chain = 0; enum ieee80211_band band; u8 n_probes = 0; - u8 rx_chain = priv->hw_params.valid_rx_ant; + u8 rx_ant = priv->hw_params.valid_rx_ant; u8 rate; bool is_active = false; @@ -723,7 +724,7 @@ static void iwl_bg_request_scan(struct work_struct *data) * Avoid A (0x1) because of its off-channel reception on A-band. */ if ((priv->hw_rev & CSR_HW_REV_TYPE_MSK) == CSR_HW_REV_TYPE_4965) - rx_chain = 0x6; + rx_ant = ANT_BC; } else { IWL_WARN(priv, "Invalid scan band count\n"); goto done; @@ -735,10 +736,11 @@ static void iwl_bg_request_scan(struct work_struct *data) scan->tx_cmd.rate_n_flags = iwl_hw_set_rate_n_flags(rate, rate_flags); /* MIMO is not used here, but value is required */ - scan->rx_chain = RXON_RX_CHAIN_DRIVER_FORCE_MSK | - cpu_to_le16((0x7 << RXON_RX_CHAIN_VALID_POS) | - (rx_chain << RXON_RX_CHAIN_FORCE_SEL_POS) | - (0x7 << RXON_RX_CHAIN_FORCE_MIMO_SEL_POS)); + rx_chain |= ANT_ABC << RXON_RX_CHAIN_VALID_POS; + rx_chain |= ANT_ABC << RXON_RX_CHAIN_FORCE_MIMO_SEL_POS; + rx_chain |= rx_ant << RXON_RX_CHAIN_FORCE_SEL_POS; + rx_chain |= 0x1 << RXON_RX_CHAIN_DRIVER_FORCE_POS; + scan->rx_chain = cpu_to_le16(rx_chain); cmd_len = iwl_fill_probe_req(priv, (struct ieee80211_mgmt *)scan->data, priv->scan_request->ie, diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c index f6c1489a0c4a..c32ec809053f 100644 --- a/drivers/net/wireless/iwlwifi/iwl3945-base.c +++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c @@ -1837,23 +1837,6 @@ static void iwl3945_dump_nic_event_log(struct iwl_priv *priv) iwl_release_nic_access(priv); } -static void iwl3945_error_recovery(struct iwl_priv *priv) -{ - unsigned long flags; - - memcpy(&priv->staging_rxon, &priv->recovery_rxon, - sizeof(priv->staging_rxon)); - priv->staging_rxon.filter_flags &= ~RXON_FILTER_ASSOC_MSK; - iwlcore_commit_rxon(priv); - - priv->cfg->ops->smgmt->add_station(priv, priv->bssid, 1, 0, NULL); - - spin_lock_irqsave(&priv->lock, flags); - priv->assoc_id = le16_to_cpu(priv->staging_rxon.assoc_id); - priv->error_recovering = 0; - spin_unlock_irqrestore(&priv->lock, flags); -} - static void iwl3945_irq_tasklet(struct iwl_priv *priv) { u32 inta, handled = 0; @@ -2683,9 +2666,6 @@ static void iwl3945_alive_start(struct iwl_priv *priv) /* After the ALIVE response, we can send commands to 3945 uCode */ set_bit(STATUS_ALIVE, &priv->status); - /* Clear out the uCode error bit if it is set */ - clear_bit(STATUS_FW_ERROR, &priv->status); - if (iwl_is_rfkill(priv)) return; @@ -2722,9 +2702,6 @@ static void iwl3945_alive_start(struct iwl_priv *priv) set_bit(STATUS_READY, &priv->status); wake_up_interruptible(&priv->wait_command_queue); - if (priv->error_recovering) - iwl3945_error_recovery(priv); - /* reassociate for ADHOC mode */ if (priv->vif && (priv->iw_mode == NL80211_IFTYPE_ADHOC)) { struct sk_buff *beacon = ieee80211_beacon_get(priv->hw, @@ -3231,8 +3208,17 @@ static void iwl3945_bg_restart(struct work_struct *data) if (test_bit(STATUS_EXIT_PENDING, &priv->status)) return; - iwl3945_down(priv); - queue_work(priv->workqueue, &priv->up); + if (test_and_clear_bit(STATUS_FW_ERROR, &priv->status)) { + mutex_lock(&priv->mutex); + priv->vif = NULL; + priv->is_open = 0; + mutex_unlock(&priv->mutex); + iwl3945_down(priv); + ieee80211_restart_hw(priv->hw); + } else { + iwl3945_down(priv); + queue_work(priv->workqueue, &priv->up); + } } static void iwl3945_bg_rx_replenish(struct work_struct *data) @@ -3859,26 +3845,11 @@ static ssize_t show_power_level(struct device *d, { struct iwl_priv *priv = dev_get_drvdata(d); int mode = priv->power_data.user_power_setting; - int system = priv->power_data.system_power_setting; int level = priv->power_data.power_mode; char *p = buf; - switch (system) { - case IWL_POWER_SYS_AUTO: - p += sprintf(p, "SYSTEM:auto"); - break; - case IWL_POWER_SYS_AC: - p += sprintf(p, "SYSTEM:ac"); - break; - case IWL_POWER_SYS_BATTERY: - p += sprintf(p, "SYSTEM:battery"); - break; - } - - p += sprintf(p, "\tMODE:%s", (mode < IWL_POWER_AUTO) ? - "fixed" : "auto"); - p += sprintf(p, "\tINDEX:%d", level); - p += sprintf(p, "\n"); + p += sprintf(p, "INDEX:%d\t", level); + p += sprintf(p, "USER:%d\n", mode); return p - buf + 1; } @@ -4122,7 +4093,6 @@ static int iwl3945_init_drv(struct iwl_priv *priv) priv->ibss_beacon = NULL; spin_lock_init(&priv->lock); - spin_lock_init(&priv->power_data.lock); spin_lock_init(&priv->sta_lock); spin_lock_init(&priv->hcmd_lock); diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c index b1213b6a6b9f..61a4ad7cc1c2 100644 --- a/drivers/net/wireless/mac80211_hwsim.c +++ b/drivers/net/wireless/mac80211_hwsim.c @@ -642,7 +642,7 @@ static void mac80211_hwsim_bss_info_changed(struct ieee80211_hw *hw, if (changed & BSS_CHANGED_HT) { printk(KERN_DEBUG " %s: HT: op_mode=0x%x\n", wiphy_name(hw->wiphy), - info->ht.operation_mode); + info->ht_operation_mode); } if (changed & BSS_CHANGED_BASIC_RATES) { diff --git a/drivers/net/wireless/mwl8k.c b/drivers/net/wireless/mwl8k.c index 46b288dc8f4d..a263d5c84c08 100644 --- a/drivers/net/wireless/mwl8k.c +++ b/drivers/net/wireless/mwl8k.c @@ -2369,7 +2369,7 @@ static int mwl8k_cmd_set_aid(struct ieee80211_hw *hw, if (info->use_cts_prot) { prot_mode = MWL8K_FRAME_PROT_11G; } else { - switch (info->ht.operation_mode & + switch (info->ht_operation_mode & IEEE80211_HT_OP_MODE_PROTECTION) { case IEEE80211_HT_OP_MODE_PROTECTION_20MHZ: prot_mode = MWL8K_FRAME_PROT_11N_HT_40MHZ_ONLY; diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c index d10af3687a8e..270dd4e59f7f 100644 --- a/drivers/net/wireless/rt2x00/rt73usb.c +++ b/drivers/net/wireless/rt2x00/rt73usb.c @@ -1847,7 +1847,7 @@ static int rt73usb_init_eeprom(struct rt2x00_dev *rt2x00dev) rt2x00_set_chip(rt2x00dev, RT2571, value, reg); if (!rt2x00_check_rev(&rt2x00dev->chip, 0x000ffff0, 0x25730) || - !rt2x00_check_rev(&rt2x00dev->chip, 0x0000000f, 0)) { + rt2x00_check_rev(&rt2x00dev->chip, 0x0000000f, 0)) { ERROR(rt2x00dev, "Invalid RT chipset detected.\n"); return -ENODEV; } diff --git a/drivers/net/wireless/wl12xx/Kconfig b/drivers/net/wireless/wl12xx/Kconfig index 20a9633569f2..a82c4cd436d8 100644 --- a/drivers/net/wireless/wl12xx/Kconfig +++ b/drivers/net/wireless/wl12xx/Kconfig @@ -1,6 +1,6 @@ config WL12XX tristate "TI wl1251/wl1271 support" - depends on MAC80211 && WLAN_80211 && SPI_MASTER && EXPERIMENTAL + depends on MAC80211 && WLAN_80211 && SPI_MASTER && GENERIC_HARDIRQS && EXPERIMENTAL select FW_LOADER select CRC7 ---help--- diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h index dc92359f37e6..05c29c01174c 100644 --- a/include/linux/ieee80211.h +++ b/include/linux/ieee80211.h @@ -1068,8 +1068,12 @@ enum ieee80211_category { WLAN_CATEGORY_DLS = 2, WLAN_CATEGORY_BACK = 3, WLAN_CATEGORY_PUBLIC = 4, + WLAN_CATEGORY_HT = 7, WLAN_CATEGORY_SA_QUERY = 8, + WLAN_CATEGORY_PROTECTED_DUAL_OF_ACTION = 9, WLAN_CATEGORY_WMM = 17, + WLAN_CATEGORY_VENDOR_SPECIFIC_PROTECTED = 126, + WLAN_CATEGORY_VENDOR_SPECIFIC = 127, }; /* SPECTRUM_MGMT action code */ @@ -1261,7 +1265,9 @@ static inline bool ieee80211_is_robust_mgmt_frame(struct ieee80211_hdr *hdr) if (ieee80211_has_protected(hdr->frame_control)) return true; category = ((u8 *) hdr) + 24; - return *category != WLAN_CATEGORY_PUBLIC; + return *category != WLAN_CATEGORY_PUBLIC && + *category != WLAN_CATEGORY_HT && + *category != WLAN_CATEGORY_VENDOR_SPECIFIC; } return false; diff --git a/include/linux/nl80211.h b/include/linux/nl80211.h index e9fd13aa79f0..dbea93b694e5 100644 --- a/include/linux/nl80211.h +++ b/include/linux/nl80211.h @@ -25,6 +25,8 @@ * */ +#include <linux/types.h> + /** * DOC: Station handling * @@ -77,8 +79,8 @@ * @NL80211_CMD_SET_KEY: Set key attributes %NL80211_ATTR_KEY_DEFAULT, * %NL80211_ATTR_KEY_DEFAULT_MGMT, or %NL80211_ATTR_KEY_THRESHOLD. * @NL80211_CMD_NEW_KEY: add a key with given %NL80211_ATTR_KEY_DATA, - * %NL80211_ATTR_KEY_IDX, %NL80211_ATTR_MAC and %NL80211_ATTR_KEY_CIPHER - * attributes. + * %NL80211_ATTR_KEY_IDX, %NL80211_ATTR_MAC, %NL80211_ATTR_KEY_CIPHER, + * and %NL80211_ATTR_KEY_SEQ attributes. * @NL80211_CMD_DEL_KEY: delete a key identified by %NL80211_ATTR_KEY_IDX * or %NL80211_ATTR_MAC. * @@ -380,7 +382,7 @@ enum nl80211_commands { * * @NL80211_ATTR_STA_AID: Association ID for the station (u16) * @NL80211_ATTR_STA_FLAGS: flags, nested element with NLA_FLAG attributes of - * &enum nl80211_sta_flags. + * &enum nl80211_sta_flags (deprecated, use %NL80211_ATTR_STA_FLAGS2) * @NL80211_ATTR_STA_LISTEN_INTERVAL: listen interval as defined by * IEEE 802.11 7.3.1.6 (u16). * @NL80211_ATTR_STA_SUPPORTED_RATES: supported rates, array of supported @@ -494,6 +496,21 @@ enum nl80211_commands { * @NL80211_ATTR_TIMED_OUT: a flag indicating than an operation timed out; this * is used, e.g., with %NL80211_CMD_AUTHENTICATE event * + * @NL80211_ATTR_USE_MFP: Whether management frame protection (IEEE 802.11w) is + * used for the association (&enum nl80211_mfp, represented as a u32); + * this attribute can be used + * with %NL80211_CMD_ASSOCIATE request + * + * @NL80211_ATTR_STA_FLAGS2: Attribute containing a + * &struct nl80211_sta_flag_update. + * + * @NL80211_ATTR_CONTROL_PORT: A flag indicating whether user space controls + * IEEE 802.1X port, i.e., sets/clears %NL80211_STA_FLAG_AUTHORIZED, in + * station mode. If the flag is included in %NL80211_CMD_ASSOCIATE + * request, the driver will assume that the port is unauthorized until + * authorized by user space. Otherwise, port is marked authorized by + * default in station mode. + * * @NL80211_ATTR_MAX: highest attribute number currently defined * @__NL80211_ATTR_AFTER_LAST: internal use */ @@ -596,6 +613,12 @@ enum nl80211_attrs { NL80211_ATTR_TIMED_OUT, + NL80211_ATTR_USE_MFP, + + NL80211_ATTR_STA_FLAGS2, + + NL80211_ATTR_CONTROL_PORT, + /* add attributes here, update the policy in nl80211.c */ __NL80211_ATTR_AFTER_LAST, @@ -685,6 +708,18 @@ enum nl80211_sta_flags { }; /** + * struct nl80211_sta_flag_update - station flags mask/set + * @mask: mask of station flags to set + * @set: which values to set them to + * + * Both mask and set contain bits as per &enum nl80211_sta_flags. + */ +struct nl80211_sta_flag_update { + __u32 mask; + __u32 set; +} __attribute__((packed)); + +/** * enum nl80211_rate_info - bitrate information * * These attribute types are used with %NL80211_STA_INFO_TXRATE @@ -1179,4 +1214,14 @@ enum nl80211_key_type { NL80211_KEYTYPE_PEERKEY, }; +/** + * enum nl80211_mfp - Management frame protection state + * @NL80211_MFP_NO: Management frame protection not used + * @NL80211_MFP_REQUIRED: Management frame protection required + */ +enum nl80211_mfp { + NL80211_MFP_NO, + NL80211_MFP_REQUIRED, +}; + #endif /* __LINUX_NL80211_H */ diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index b8a76764e1c5..9e17a83d3432 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -252,27 +252,6 @@ struct beacon_parameters { }; /** - * enum station_flags - station flags - * - * Station capability flags. Note that these must be the bits - * according to the nl80211 flags. - * - * @STATION_FLAG_CHANGED: station flags were changed - * @STATION_FLAG_AUTHORIZED: station is authorized to send frames (802.1X) - * @STATION_FLAG_SHORT_PREAMBLE: station is capable of receiving frames - * with short preambles - * @STATION_FLAG_WME: station is WME/QoS capable - * @STATION_FLAG_MFP: station uses management frame protection - */ -enum station_flags { - STATION_FLAG_CHANGED = 1<<0, - STATION_FLAG_AUTHORIZED = 1<<NL80211_STA_FLAG_AUTHORIZED, - STATION_FLAG_SHORT_PREAMBLE = 1<<NL80211_STA_FLAG_SHORT_PREAMBLE, - STATION_FLAG_WME = 1<<NL80211_STA_FLAG_WME, - STATION_FLAG_MFP = 1<<NL80211_STA_FLAG_MFP, -}; - -/** * enum plink_action - actions to perform in mesh peers * * @PLINK_ACTION_INVALID: action 0 is reserved @@ -294,14 +273,17 @@ enum plink_actions { * @supported_rates: supported rates in IEEE 802.11 format * (or NULL for no change) * @supported_rates_len: number of supported rates - * @station_flags: station flags (see &enum station_flags) + * @sta_flags_mask: station flags that changed + * (bitmask of BIT(NL80211_STA_FLAG_...)) + * @sta_flags_set: station flags values + * (bitmask of BIT(NL80211_STA_FLAG_...)) * @listen_interval: listen interval or -1 for no change * @aid: AID or zero for no change */ struct station_parameters { u8 *supported_rates; struct net_device *vlan; - u32 station_flags; + u32 sta_flags_mask, sta_flags_set; int listen_interval; u16 aid; u8 supported_rates_len; @@ -672,6 +654,11 @@ struct cfg80211_auth_request { * @ssid_len: Length of ssid in octets * @ie: Extra IEs to add to (Re)Association Request frame or %NULL * @ie_len: Length of ie buffer in octets + * @use_mfp: Use management frame protection (IEEE 802.11w) in this association + * @control_port: Whether user space controls IEEE 802.1X port, i.e., + * sets/clears %NL80211_STA_FLAG_AUTHORIZED. If true, the driver is + * required to assume that the port is unauthorized until authorized by + * user space. Otherwise, port is marked authorized by default. */ struct cfg80211_assoc_request { struct ieee80211_channel *chan; @@ -680,6 +667,8 @@ struct cfg80211_assoc_request { size_t ssid_len; const u8 *ie; size_t ie_len; + bool use_mfp; + bool control_port; }; /** @@ -858,13 +847,13 @@ struct cfg80211_ops { struct vif_params *params); int (*add_key)(struct wiphy *wiphy, struct net_device *netdev, - u8 key_index, u8 *mac_addr, + u8 key_index, const u8 *mac_addr, struct key_params *params); int (*get_key)(struct wiphy *wiphy, struct net_device *netdev, - u8 key_index, u8 *mac_addr, void *cookie, + u8 key_index, const u8 *mac_addr, void *cookie, void (*callback)(void *cookie, struct key_params*)); int (*del_key)(struct wiphy *wiphy, struct net_device *netdev, - u8 key_index, u8 *mac_addr); + u8 key_index, const u8 *mac_addr); int (*set_default_key)(struct wiphy *wiphy, struct net_device *netdev, u8 key_index); @@ -1145,8 +1134,11 @@ struct wireless_dev { #ifdef CONFIG_WIRELESS_EXT /* wext data */ - struct cfg80211_ibss_params wext; - u8 wext_bssid[ETH_ALEN]; + struct { + struct cfg80211_ibss_params ibss; + u8 bssid[ETH_ALEN]; + s8 default_key, default_mgmt_key; + } wext; #endif }; @@ -1396,6 +1388,15 @@ int cfg80211_wext_siwretry(struct net_device *dev, int cfg80211_wext_giwretry(struct net_device *dev, struct iw_request_info *info, struct iw_param *retry, char *extra); +int cfg80211_wext_siwencodeext(struct net_device *dev, + struct iw_request_info *info, + struct iw_point *erq, char *extra); +int cfg80211_wext_siwencode(struct net_device *dev, + struct iw_request_info *info, + struct iw_point *erq, char *keybuf); +int cfg80211_wext_giwencode(struct net_device *dev, + struct iw_request_info *info, + struct iw_point *erq, char *keybuf); /* * callbacks for asynchronous cfg80211 methods, notification diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 38dc1cd10270..d10ed1776fcd 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -73,22 +73,6 @@ */ /** - * struct ieee80211_ht_bss_info - describing BSS's HT characteristics - * - * This structure describes most essential parameters needed - * to describe 802.11n HT characteristics in a BSS. - * - * @primary_channel: channel number of primery channel - * @bss_cap: 802.11n's general BSS capabilities (e.g. channel width) - * @bss_op_mode: 802.11n's BSS operation modes (e.g. HT protection) - */ -struct ieee80211_ht_bss_info { - u8 primary_channel; - u8 bss_cap; /* use IEEE80211_HT_IE_CHA_ */ - u8 bss_op_mode; /* use IEEE80211_HT_IE_ */ -}; - -/** * enum ieee80211_max_queues - maximum number of queues * * @IEEE80211_MAX_QUEUES: Maximum number of regular device queues. @@ -171,14 +155,6 @@ enum ieee80211_bss_change { }; /** - * struct ieee80211_bss_ht_conf - BSS's changing HT configuration - * @operation_mode: HT operation mode (like in &struct ieee80211_ht_info) - */ -struct ieee80211_bss_ht_conf { - u16 operation_mode; -}; - -/** * struct ieee80211_bss_conf - holds the BSS's changing parameters * * This structure keeps information about a BSS (and an association @@ -203,6 +179,8 @@ struct ieee80211_bss_ht_conf { * the current band. * @bssid: The BSSID for this BSS * @enable_beacon: whether beaconing should be enabled or not + * @ht_operation_mode: HT operation mode (like in &struct ieee80211_ht_info). + * This field is only valid when the channel type is one of the HT types. */ struct ieee80211_bss_conf { const u8 *bssid; @@ -219,7 +197,7 @@ struct ieee80211_bss_conf { u16 assoc_capability; u64 timestamp; u32 basic_rates; - struct ieee80211_bss_ht_conf ht; + u16 ht_operation_mode; }; /** diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c index d0ca6da33ca9..77e9ff5ec4f3 100644 --- a/net/mac80211/cfg.c +++ b/net/mac80211/cfg.c @@ -112,7 +112,7 @@ static int ieee80211_change_iface(struct wiphy *wiphy, int ifindex, } static int ieee80211_add_key(struct wiphy *wiphy, struct net_device *dev, - u8 key_idx, u8 *mac_addr, + u8 key_idx, const u8 *mac_addr, struct key_params *params) { struct ieee80211_sub_if_data *sdata; @@ -141,7 +141,8 @@ static int ieee80211_add_key(struct wiphy *wiphy, struct net_device *dev, return -EINVAL; } - key = ieee80211_key_alloc(alg, key_idx, params->key_len, params->key); + key = ieee80211_key_alloc(alg, key_idx, params->key_len, params->key, + params->seq_len, params->seq); if (!key) return -ENOMEM; @@ -166,7 +167,7 @@ static int ieee80211_add_key(struct wiphy *wiphy, struct net_device *dev, } static int ieee80211_del_key(struct wiphy *wiphy, struct net_device *dev, - u8 key_idx, u8 *mac_addr) + u8 key_idx, const u8 *mac_addr) { struct ieee80211_sub_if_data *sdata; struct sta_info *sta; @@ -208,7 +209,7 @@ static int ieee80211_del_key(struct wiphy *wiphy, struct net_device *dev, } static int ieee80211_get_key(struct wiphy *wiphy, struct net_device *dev, - u8 key_idx, u8 *mac_addr, void *cookie, + u8 key_idx, const u8 *mac_addr, void *cookie, void (*callback)(void *cookie, struct key_params *params)) { @@ -629,34 +630,38 @@ static void sta_apply_parameters(struct ieee80211_local *local, int i, j; struct ieee80211_supported_band *sband; struct ieee80211_sub_if_data *sdata = sta->sdata; + u32 mask, set; sband = local->hw.wiphy->bands[local->oper_channel->band]; - /* - * FIXME: updating the flags is racy when this function is - * called from ieee80211_change_station(), this will - * be resolved in a future patch. - */ + spin_lock_bh(&sta->lock); + mask = params->sta_flags_mask; + set = params->sta_flags_set; - if (params->station_flags & STATION_FLAG_CHANGED) { - spin_lock_bh(&sta->lock); + if (mask & BIT(NL80211_STA_FLAG_AUTHORIZED)) { sta->flags &= ~WLAN_STA_AUTHORIZED; - if (params->station_flags & STATION_FLAG_AUTHORIZED) + if (set & BIT(NL80211_STA_FLAG_AUTHORIZED)) sta->flags |= WLAN_STA_AUTHORIZED; + } + if (mask & BIT(NL80211_STA_FLAG_SHORT_PREAMBLE)) { sta->flags &= ~WLAN_STA_SHORT_PREAMBLE; - if (params->station_flags & STATION_FLAG_SHORT_PREAMBLE) + if (set & BIT(NL80211_STA_FLAG_SHORT_PREAMBLE)) sta->flags |= WLAN_STA_SHORT_PREAMBLE; + } + if (mask & BIT(NL80211_STA_FLAG_WME)) { sta->flags &= ~WLAN_STA_WME; - if (params->station_flags & STATION_FLAG_WME) + if (set & BIT(NL80211_STA_FLAG_WME)) sta->flags |= WLAN_STA_WME; + } + if (mask & BIT(NL80211_STA_FLAG_MFP)) { sta->flags &= ~WLAN_STA_MFP; - if (params->station_flags & STATION_FLAG_MFP) + if (set & BIT(NL80211_STA_FLAG_MFP)) sta->flags |= WLAN_STA_MFP; - spin_unlock_bh(&sta->lock); } + spin_unlock_bh(&sta->lock); /* * FIXME: updating the following information is racy when this @@ -1253,6 +1258,19 @@ static int ieee80211_assoc(struct wiphy *wiphy, struct net_device *dev, if (ret) return ret; + if (req->use_mfp) { + sdata->u.mgd.mfp = IEEE80211_MFP_REQUIRED; + sdata->u.mgd.flags |= IEEE80211_STA_MFP_ENABLED; + } else { + sdata->u.mgd.mfp = IEEE80211_MFP_DISABLED; + sdata->u.mgd.flags &= ~IEEE80211_STA_MFP_ENABLED; + } + + if (req->control_port) + sdata->u.mgd.flags |= IEEE80211_STA_CONTROL_PORT; + else + sdata->u.mgd.flags &= ~IEEE80211_STA_CONTROL_PORT; + sdata->u.mgd.flags |= IEEE80211_STA_EXT_SME; sdata->u.mgd.state = IEEE80211_STA_MLME_ASSOCIATE; ieee80211_sta_req_auth(sdata); diff --git a/net/mac80211/debugfs.c b/net/mac80211/debugfs.c index ac793201b701..e7682fe1c590 100644 --- a/net/mac80211/debugfs.c +++ b/net/mac80211/debugfs.c @@ -135,6 +135,42 @@ static const struct file_operations reset_ops = { .open = mac80211_open_file_generic, }; +static ssize_t noack_read(struct file *file, char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ieee80211_local *local = file->private_data; + int res; + char buf[10]; + + res = scnprintf(buf, sizeof(buf), "%d\n", local->wifi_wme_noack_test); + + return simple_read_from_buffer(user_buf, count, ppos, buf, res); +} + +static ssize_t noack_write(struct file *file, + const char __user *user_buf, + size_t count, loff_t *ppos) +{ + struct ieee80211_local *local = file->private_data; + char buf[10]; + size_t len; + + len = min(count, sizeof(buf) - 1); + if (copy_from_user(buf, user_buf, len)) + return -EFAULT; + buf[len] = '\0'; + + local->wifi_wme_noack_test = !!simple_strtoul(buf, NULL, 0); + + return count; +} + +static const struct file_operations noack_ops = { + .read = noack_read, + .write = noack_write, + .open = mac80211_open_file_generic +}; + /* statistics stuff */ #define DEBUGFS_STATS_FILE(name, buflen, fmt, value...) \ @@ -275,6 +311,7 @@ void debugfs_hw_add(struct ieee80211_local *local) DEBUGFS_ADD(wep_iv); DEBUGFS_ADD(tsf); DEBUGFS_ADD_MODE(reset, 0200); + DEBUGFS_ADD(noack); statsd = debugfs_create_dir("statistics", phyd); local->debugfs.statistics = statsd; @@ -330,6 +367,7 @@ void debugfs_hw_del(struct ieee80211_local *local) DEBUGFS_DEL(wep_iv); DEBUGFS_DEL(tsf); DEBUGFS_DEL(reset); + DEBUGFS_DEL(noack); DEBUGFS_STATS_DEL(transmitted_fragment_count); DEBUGFS_STATS_DEL(multicast_transmitted_frame_count); diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c index aa537681f87c..c236079ed38a 100644 --- a/net/mac80211/ibss.c +++ b/net/mac80211/ibss.c @@ -63,19 +63,18 @@ static void ieee80211_rx_mgmt_auth_ibss(struct ieee80211_sub_if_data *sdata, static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata, const u8 *bssid, const int beacon_int, struct ieee80211_channel *chan, - const size_t supp_rates_len, - const u8 *supp_rates, + const u32 basic_rates, const u16 capability, u64 tsf) { struct ieee80211_if_ibss *ifibss = &sdata->u.ibss; struct ieee80211_local *local = sdata->local; - int rates, i, j; + int rates, i; struct sk_buff *skb; struct ieee80211_mgmt *mgmt; u8 *pos; struct ieee80211_supported_band *sband; u32 bss_change; - + u8 supp_rates[IEEE80211_MAX_SUPP_RATES]; /* Reset own TSF to allow time synchronization work. */ drv_reset_tsf(local); @@ -101,6 +100,16 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata, sband = local->hw.wiphy->bands[chan->band]; + /* build supported rates array */ + pos = supp_rates; + for (i = 0; i < sband->n_bitrates; i++) { + int rate = sband->bitrates[i].bitrate; + u8 basic = 0; + if (basic_rates & BIT(i)) + basic = 0x80; + *pos++ = basic | (u8) (rate / 5); + } + /* Build IBSS probe response */ mgmt = (void *) skb_put(skb, 24 + sizeof(mgmt->u.beacon)); memset(mgmt, 0, 24 + sizeof(mgmt->u.beacon)); @@ -118,7 +127,7 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata, *pos++ = ifibss->ssid_len; memcpy(pos, ifibss->ssid, ifibss->ssid_len); - rates = supp_rates_len; + rates = sband->n_bitrates; if (rates > 8) rates = 8; pos = skb_put(skb, 2 + rates); @@ -140,8 +149,8 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata, *pos++ = 0; *pos++ = 0; - if (supp_rates_len > 8) { - rates = supp_rates_len - 8; + if (sband->n_bitrates > 8) { + rates = sband->n_bitrates - 8; pos = skb_put(skb, 2 + rates); *pos++ = WLAN_EID_EXT_SUPP_RATES; *pos++ = rates; @@ -162,15 +171,7 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata, bss_change |= BSS_CHANGED_BEACON_ENABLED; ieee80211_bss_info_change_notify(sdata, bss_change); - rates = 0; - for (i = 0; i < supp_rates_len; i++) { - int bitrate = (supp_rates[i] & 0x7f) * 5; - for (j = 0; j < sband->n_bitrates; j++) - if (sband->bitrates[j].bitrate == bitrate) - rates |= BIT(j); - } - - ieee80211_sta_def_wmm_params(sdata, supp_rates_len, supp_rates); + ieee80211_sta_def_wmm_params(sdata, sband->n_bitrates, supp_rates); ifibss->state = IEEE80211_IBSS_MLME_JOINED; mod_timer(&ifibss->timer, @@ -184,15 +185,35 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata, static void ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata, struct ieee80211_bss *bss) { + struct ieee80211_supported_band *sband; + u32 basic_rates; + int i, j; u16 beacon_int = bss->cbss.beacon_interval; if (beacon_int < 10) beacon_int = 10; + sband = sdata->local->hw.wiphy->bands[bss->cbss.channel->band]; + + basic_rates = 0; + + for (i = 0; i < bss->supp_rates_len; i++) { + int rate = (bss->supp_rates[i] & 0x7f) * 5; + bool is_basic = !!(bss->supp_rates[i] & 0x80); + + for (j = 0; j < sband->n_bitrates; j++) { + if (sband->bitrates[j].bitrate == rate) { + if (is_basic) + basic_rates |= BIT(j); + break; + } + } + } + __ieee80211_sta_join_ibss(sdata, bss->cbss.bssid, beacon_int, bss->cbss.channel, - bss->supp_rates_len, bss->supp_rates, + basic_rates, bss->cbss.capability, bss->cbss.tsf); } @@ -449,9 +470,7 @@ static void ieee80211_sta_create_ibss(struct ieee80211_sub_if_data *sdata) struct ieee80211_if_ibss *ifibss = &sdata->u.ibss; struct ieee80211_local *local = sdata->local; struct ieee80211_supported_band *sband; - u8 *pos; u8 bssid[ETH_ALEN]; - u8 supp_rates[IEEE80211_MAX_SUPP_RATES]; u16 capability; int i; @@ -480,15 +499,9 @@ static void ieee80211_sta_create_ibss(struct ieee80211_sub_if_data *sdata) else sdata->drop_unencrypted = 0; - pos = supp_rates; - for (i = 0; i < sband->n_bitrates; i++) { - int rate = sband->bitrates[i].bitrate; - *pos++ = (u8) (rate / 5); - } - __ieee80211_sta_join_ibss(sdata, bssid, sdata->vif.bss_conf.beacon_int, - ifibss->channel, sband->n_bitrates, - supp_rates, capability, 0); + ifibss->channel, 3, /* first two are basic */ + capability, 0); } static void ieee80211_sta_find_ibss(struct ieee80211_sub_if_data *sdata) @@ -499,6 +512,7 @@ static void ieee80211_sta_find_ibss(struct ieee80211_sub_if_data *sdata) struct ieee80211_channel *chan = NULL; const u8 *bssid = NULL; int active_ibss; + u16 capability; active_ibss = ieee80211_sta_active_ibss(sdata); #ifdef CONFIG_MAC80211_IBSS_DEBUG @@ -509,6 +523,10 @@ static void ieee80211_sta_find_ibss(struct ieee80211_sub_if_data *sdata) if (active_ibss) return; + capability = WLAN_CAPABILITY_IBSS; + if (sdata->default_key) + capability |= WLAN_CAPABILITY_PRIVACY; + if (ifibss->fixed_bssid) bssid = ifibss->bssid; if (ifibss->fixed_channel) @@ -517,8 +535,9 @@ static void ieee80211_sta_find_ibss(struct ieee80211_sub_if_data *sdata) bssid = ifibss->bssid; bss = (void *)cfg80211_get_bss(local->hw.wiphy, chan, bssid, ifibss->ssid, ifibss->ssid_len, - WLAN_CAPABILITY_IBSS, - WLAN_CAPABILITY_IBSS); + capability, + WLAN_CAPABILITY_IBSS | + WLAN_CAPABILITY_PRIVACY); #ifdef CONFIG_MAC80211_IBSS_DEBUG if (bss) diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 03e0d22603c8..9d1514727f6e 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -235,7 +235,7 @@ struct mesh_preq_queue { #define IEEE80211_STA_ASSOCIATED BIT(4) #define IEEE80211_STA_PROBEREQ_POLL BIT(5) #define IEEE80211_STA_CREATE_IBSS BIT(6) -/* hole at 7, please re-use */ +#define IEEE80211_STA_CONTROL_PORT BIT(7) #define IEEE80211_STA_WMM_ENABLED BIT(8) /* hole at 9, please re-use */ #define IEEE80211_STA_AUTO_SSID_SEL BIT(10) @@ -427,6 +427,12 @@ struct ieee80211_sub_if_data { int drop_unencrypted; + /* + * keep track of whether the HT opmode (stored in + * vif.bss_info.ht_operation_mode) is valid. + */ + bool ht_opmode_valid; + /* Fragment table for host-based reassembly */ struct ieee80211_fragment_entry fragments[IEEE80211_FRAGMENT_MAX]; unsigned int fragment_next; @@ -760,6 +766,7 @@ struct ieee80211_local { struct dentry *wep_iv; struct dentry *tsf; struct dentry *reset; + struct dentry *noack; struct dentry *statistics; struct local_debugfsdentries_statsdentries { struct dentry *transmitted_fragment_count; diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c index 8b6daf0219f4..8c9f1c722cdb 100644 --- a/net/mac80211/iface.c +++ b/net/mac80211/iface.c @@ -964,5 +964,6 @@ void ieee80211_recalc_idle(struct ieee80211_local *local) mutex_lock(&local->iflist_mtx); chg = __ieee80211_recalc_idle(local); mutex_unlock(&local->iflist_mtx); - ieee80211_hw_config(local, chg); + if (chg) + ieee80211_hw_config(local, chg); } diff --git a/net/mac80211/key.c b/net/mac80211/key.c index b7e1350273bb..827ea8e6ee0a 100644 --- a/net/mac80211/key.c +++ b/net/mac80211/key.c @@ -290,9 +290,11 @@ static void __ieee80211_key_replace(struct ieee80211_sub_if_data *sdata, struct ieee80211_key *ieee80211_key_alloc(enum ieee80211_key_alg alg, int idx, size_t key_len, - const u8 *key_data) + const u8 *key_data, + size_t seq_len, const u8 *seq) { struct ieee80211_key *key; + int i, j; BUG_ON(idx < 0 || idx >= NUM_DEFAULT_KEYS + NUM_DEFAULT_MGMT_KEYS); @@ -318,14 +320,31 @@ struct ieee80211_key *ieee80211_key_alloc(enum ieee80211_key_alg alg, case ALG_TKIP: key->conf.iv_len = TKIP_IV_LEN; key->conf.icv_len = TKIP_ICV_LEN; + if (seq && seq_len == 6) { + for (i = 0; i < NUM_RX_DATA_QUEUES; i++) { + key->u.tkip.rx[i].iv32 = + get_unaligned_le32(&seq[2]); + key->u.tkip.rx[i].iv16 = + get_unaligned_le16(seq); + } + } break; case ALG_CCMP: key->conf.iv_len = CCMP_HDR_LEN; key->conf.icv_len = CCMP_MIC_LEN; + if (seq && seq_len == CCMP_PN_LEN) { + for (i = 0; i < NUM_RX_DATA_QUEUES; i++) + for (j = 0; j < CCMP_PN_LEN; j++) + key->u.ccmp.rx_pn[i][j] = + seq[CCMP_PN_LEN - j - 1]; + } break; case ALG_AES_CMAC: key->conf.iv_len = 0; key->conf.icv_len = sizeof(struct ieee80211_mmie); + if (seq && seq_len == 6) + for (j = 0; j < 6; j++) + key->u.aes_cmac.rx_pn[j] = seq[6 - j - 1]; break; } memcpy(key->conf.key, key_data, key_len); diff --git a/net/mac80211/key.h b/net/mac80211/key.h index 215d3ef42a4f..9572e00f532c 100644 --- a/net/mac80211/key.h +++ b/net/mac80211/key.h @@ -144,7 +144,8 @@ struct ieee80211_key { struct ieee80211_key *ieee80211_key_alloc(enum ieee80211_key_alg alg, int idx, size_t key_len, - const u8 *key_data); + const u8 *key_data, + size_t seq_len, const u8 *seq); /* * Insert a key into data structures (sdata, sta if necessary) * to make it used, free old key. diff --git a/net/mac80211/main.c b/net/mac80211/main.c index b80bc80e46cf..76df5eabf268 100644 --- a/net/mac80211/main.c +++ b/net/mac80211/main.c @@ -154,15 +154,17 @@ static void ieee80211_master_set_multicast_list(struct net_device *dev) int ieee80211_hw_config(struct ieee80211_local *local, u32 changed) { - struct ieee80211_channel *chan; + struct ieee80211_channel *chan, *scan_chan; int ret = 0; int power; enum nl80211_channel_type channel_type; might_sleep(); - if (local->sw_scanning) { - chan = local->scan_channel; + scan_chan = local->scan_channel; + + if (scan_chan) { + chan = scan_chan; channel_type = NL80211_CHAN_NO_HT; } else { chan = local->oper_channel; @@ -176,7 +178,7 @@ int ieee80211_hw_config(struct ieee80211_local *local, u32 changed) changed |= IEEE80211_CONF_CHANGE_CHANNEL; } - if (local->sw_scanning) + if (scan_chan) power = chan->max_power; else power = local->power_constr_level ? @@ -859,8 +861,8 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) if (!local->oper_channel) { /* init channel we're on */ local->hw.conf.channel = - local->oper_channel = - local->scan_channel = &sband->channels[0]; + local->oper_channel = &sband->channels[0]; + local->hw.conf.channel_type = NL80211_CHAN_NO_HT; } channels += sband->n_channels; diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 75c487229f2e..ae030688771f 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -33,6 +33,7 @@ #define IEEE80211_ASSOC_TIMEOUT (HZ / 5) #define IEEE80211_ASSOC_MAX_TRIES 3 #define IEEE80211_MONITORING_INTERVAL (2 * HZ) +#define IEEE80211_PROBE_WAIT (HZ / 20) #define IEEE80211_PROBE_IDLE_TIME (60 * HZ) #define IEEE80211_RETRY_AUTH_INTERVAL (1 * HZ) @@ -95,16 +96,14 @@ static u32 ieee80211_enable_ht(struct ieee80211_sub_if_data *sdata, struct ieee80211_local *local = sdata->local; struct ieee80211_supported_band *sband; struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; - struct ieee80211_bss_ht_conf ht; struct sta_info *sta; u32 changed = 0; + u16 ht_opmode; bool enable_ht = true, ht_changed; enum nl80211_channel_type channel_type = NL80211_CHAN_NO_HT; sband = local->hw.wiphy->bands[local->hw.conf.channel->band]; - memset(&ht, 0, sizeof(ht)); - /* HT is not supported */ if (!sband->ht_cap.ht_supported) enable_ht = false; @@ -148,19 +147,20 @@ static u32 ieee80211_enable_ht(struct ieee80211_sub_if_data *sdata, IEEE80211_RC_HT_CHANGED); rcu_read_unlock(); - } /* disable HT */ if (!enable_ht) return 0; - ht.operation_mode = le16_to_cpu(hti->operation_mode); + ht_opmode = le16_to_cpu(hti->operation_mode); /* if bss configuration changed store the new one */ - if (memcmp(&sdata->vif.bss_conf.ht, &ht, sizeof(ht))) { + if (!sdata->ht_opmode_valid || + sdata->vif.bss_conf.ht_operation_mode != ht_opmode) { changed |= BSS_CHANGED_HT; - sdata->vif.bss_conf.ht = ht; + sdata->vif.bss_conf.ht_operation_mode = ht_opmode; + sdata->ht_opmode_valid = true; } return changed; @@ -1043,11 +1043,16 @@ static void ieee80211_set_disassoc(struct ieee80211_sub_if_data *sdata, rcu_read_unlock(); + ieee80211_set_wmm_default(sdata); + ieee80211_recalc_idle(local); /* channel(_type) changes are handled by ieee80211_hw_config */ local->oper_channel_type = NL80211_CHAN_NO_HT; + /* on the next assoc, re-program HT parameters */ + sdata->ht_opmode_valid = false; + local->power_constr_level = 0; del_timer_sync(&local->dynamic_ps_timer); @@ -1178,6 +1183,17 @@ void ieee80211_beacon_loss_work(struct work_struct *work) u.mgd.beacon_loss_work); struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; + /* + * The driver has already reported this event and we have + * already sent a probe request. Maybe the AP died and the + * driver keeps reporting until we disassociate... We have + * to ignore that because otherwise we would continually + * reset the timer and never check whether we received a + * probe response! + */ + if (ifmgd->flags & IEEE80211_STA_PROBEREQ_POLL) + return; + #ifdef CONFIG_MAC80211_VERBOSE_DEBUG if (net_ratelimit()) { printk(KERN_DEBUG "%s: driver reports beacon loss from AP %pM " @@ -1190,7 +1206,7 @@ void ieee80211_beacon_loss_work(struct work_struct *work) ieee80211_send_probe_req(sdata, ifmgd->bssid, ifmgd->ssid, ifmgd->ssid_len, NULL, 0); - mod_timer(&ifmgd->timer, jiffies + IEEE80211_MONITORING_INTERVAL); + mod_timer(&ifmgd->timer, jiffies + IEEE80211_PROBE_WAIT); } void ieee80211_beacon_loss(struct ieee80211_vif *vif) @@ -1227,7 +1243,7 @@ static void ieee80211_associated(struct ieee80211_sub_if_data *sdata) } if ((ifmgd->flags & IEEE80211_STA_PROBEREQ_POLL) && - time_after(jiffies, sta->last_rx + IEEE80211_MONITORING_INTERVAL)) { + time_after(jiffies, sta->last_rx + IEEE80211_PROBE_WAIT)) { printk(KERN_DEBUG "%s: no probe response from AP %pM " "- disassociating\n", sdata->dev->name, ifmgd->bssid); @@ -1577,8 +1593,9 @@ static void ieee80211_rx_mgmt_assoc_resp(struct ieee80211_sub_if_data *sdata, * to between the sta_info_alloc() and sta_info_insert() above. */ - set_sta_flags(sta, WLAN_STA_AUTH | WLAN_STA_ASSOC | WLAN_STA_ASSOC_AP | - WLAN_STA_AUTHORIZED); + set_sta_flags(sta, WLAN_STA_AUTH | WLAN_STA_ASSOC | WLAN_STA_ASSOC_AP); + if (!(ifmgd->flags & IEEE80211_STA_CONTROL_PORT)) + set_sta_flags(sta, WLAN_STA_AUTHORIZED); rates = 0; basic_rates = 0; @@ -1658,6 +1675,8 @@ static void ieee80211_rx_mgmt_assoc_resp(struct ieee80211_sub_if_data *sdata, if (elems.wmm_param) ieee80211_sta_wmm_params(local, ifmgd, elems.wmm_param, elems.wmm_param_len); + else + ieee80211_set_wmm_default(sdata); if (elems.ht_info_elem && elems.wmm_param && (ifmgd->flags & IEEE80211_STA_WMM_ENABLED) && diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index d052f4004829..f962bd1b16e2 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -630,15 +630,6 @@ ieee80211_rx_h_decrypt(struct ieee80211_rx_data *rx) * possible. */ - if (!ieee80211_has_protected(hdr->frame_control)) { - if (!ieee80211_is_mgmt(hdr->frame_control) || - rx->sta == NULL || !test_sta_flags(rx->sta, WLAN_STA_MFP)) - return RX_CONTINUE; - mmie_keyidx = ieee80211_get_mmie_keyidx(rx->skb); - if (mmie_keyidx < 0) - return RX_CONTINUE; - } - /* * No point in finding a key and decrypting if the frame is neither * addressed to us nor a multicast frame. @@ -649,8 +640,14 @@ ieee80211_rx_h_decrypt(struct ieee80211_rx_data *rx) if (rx->sta) stakey = rcu_dereference(rx->sta->key); + if (!ieee80211_has_protected(hdr->frame_control)) + mmie_keyidx = ieee80211_get_mmie_keyidx(rx->skb); + if (!is_multicast_ether_addr(hdr->addr1) && stakey) { rx->key = stakey; + /* Skip decryption if the frame is not protected. */ + if (!ieee80211_has_protected(hdr->frame_control)) + return RX_CONTINUE; } else if (mmie_keyidx >= 0) { /* Broadcast/multicast robust management frame / BIP */ if ((rx->status->flag & RX_FLAG_DECRYPTED) && @@ -661,6 +658,21 @@ ieee80211_rx_h_decrypt(struct ieee80211_rx_data *rx) mmie_keyidx >= NUM_DEFAULT_KEYS + NUM_DEFAULT_MGMT_KEYS) return RX_DROP_MONITOR; /* unexpected BIP keyidx */ rx->key = rcu_dereference(rx->sdata->keys[mmie_keyidx]); + } else if (!ieee80211_has_protected(hdr->frame_control)) { + /* + * The frame was not protected, so skip decryption. However, we + * need to set rx->key if there is a key that could have been + * used so that the frame may be dropped if encryption would + * have been expected. + */ + struct ieee80211_key *key = NULL; + if (ieee80211_is_mgmt(hdr->frame_control) && + is_multicast_ether_addr(hdr->addr1) && + (key = rcu_dereference(rx->sdata->default_mgmt_key))) + rx->key = key; + else if ((key = rcu_dereference(rx->sdata->default_key))) + rx->key = key; + return RX_CONTINUE; } else { /* * The device doesn't give us the IV so we won't be @@ -1209,17 +1221,27 @@ ieee80211_drop_unencrypted(struct ieee80211_rx_data *rx, __le16 fc) /* Drop unencrypted frames if key is set. */ if (unlikely(!ieee80211_has_protected(fc) && !ieee80211_is_nullfunc(fc) && - (!ieee80211_is_mgmt(fc) || - (ieee80211_is_unicast_robust_mgmt_frame(rx->skb) && - rx->sta && test_sta_flags(rx->sta, WLAN_STA_MFP))) && - (rx->key || rx->sdata->drop_unencrypted))) - return -EACCES; - /* BIP does not use Protected field, so need to check MMIE */ - if (unlikely(rx->sta && test_sta_flags(rx->sta, WLAN_STA_MFP) && - ieee80211_is_multicast_robust_mgmt_frame(rx->skb) && - ieee80211_get_mmie_keyidx(rx->skb) < 0 && + ieee80211_is_data(fc) && (rx->key || rx->sdata->drop_unencrypted))) return -EACCES; + if (rx->sta && test_sta_flags(rx->sta, WLAN_STA_MFP)) { + if (unlikely(ieee80211_is_unicast_robust_mgmt_frame(rx->skb) && + rx->key)) + return -EACCES; + /* BIP does not use Protected field, so need to check MMIE */ + if (unlikely(ieee80211_is_multicast_robust_mgmt_frame(rx->skb) + && ieee80211_get_mmie_keyidx(rx->skb) < 0 && + rx->key)) + return -EACCES; + /* + * When using MFP, Action frames are not allowed prior to + * having configured keys. + */ + if (unlikely(ieee80211_is_action(fc) && !rx->key && + ieee80211_is_robust_mgmt_frame( + (struct ieee80211_hdr *) rx->skb->data))) + return -EACCES; + } return 0; } diff --git a/net/mac80211/scan.c b/net/mac80211/scan.c index c99ef8d04d3d..e65d74ba404b 100644 --- a/net/mac80211/scan.c +++ b/net/mac80211/scan.c @@ -298,6 +298,7 @@ void ieee80211_scan_completed(struct ieee80211_hw *hw, bool aborted) was_hw_scan = local->hw_scanning; local->hw_scanning = false; local->sw_scanning = false; + local->scan_channel = NULL; /* we only have to protect scan_req and hw/sw scan */ mutex_unlock(&local->scan_mtx); @@ -558,24 +559,39 @@ void ieee80211_scan_work(struct work_struct *work) if (skip) break; - next_delay = IEEE80211_PROBE_DELAY + - usecs_to_jiffies(local->hw.channel_change_time); + /* + * Probe delay is used to update the NAV, cf. 11.1.3.2.2 + * (which unfortunately doesn't say _why_ step a) is done, + * but it waits for the probe delay or until a frame is + * received - and the received frame would update the NAV). + * For now, we do not support waiting until a frame is + * received. + * + * In any case, it is not necessary for a passive scan. + */ + if (chan->flags & IEEE80211_CHAN_PASSIVE_SCAN || + !local->scan_req->n_ssids) { + next_delay = IEEE80211_PASSIVE_CHANNEL_TIME; + break; + } + + next_delay = IEEE80211_PROBE_DELAY; local->scan_state = SCAN_SEND_PROBE; break; case SCAN_SEND_PROBE: - next_delay = IEEE80211_PASSIVE_CHANNEL_TIME; - local->scan_state = SCAN_SET_CHANNEL; - - if (local->scan_channel->flags & IEEE80211_CHAN_PASSIVE_SCAN || - !local->scan_req->n_ssids) - break; for (i = 0; i < local->scan_req->n_ssids; i++) ieee80211_send_probe_req( sdata, NULL, local->scan_req->ssids[i].ssid, local->scan_req->ssids[i].ssid_len, local->scan_req->ie, local->scan_req->ie_len); + + /* + * After sending probe requests, wait for probe responses + * on the channel. + */ next_delay = IEEE80211_CHANNEL_TIME; + local->scan_state = SCAN_SET_CHANNEL; break; } diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index 5f9a8d7af83d..8f68bf9746d0 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -1087,7 +1087,10 @@ __ieee80211_tx_prepare(struct ieee80211_tx_data *tx, info->flags |= IEEE80211_TX_CTL_NO_ACK; } else { tx->flags |= IEEE80211_TX_UNICAST; - info->flags &= ~IEEE80211_TX_CTL_NO_ACK; + if (unlikely(local->wifi_wme_noack_test)) + info->flags |= IEEE80211_TX_CTL_NO_ACK; + else + info->flags &= ~IEEE80211_TX_CTL_NO_ACK; } if (tx->flags & IEEE80211_TX_FRAGMENTED) { diff --git a/net/mac80211/util.c b/net/mac80211/util.c index 97b613affe08..0689a8fbd1e6 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -708,26 +708,62 @@ void ieee80211_set_wmm_default(struct ieee80211_sub_if_data *sdata) { struct ieee80211_local *local = sdata->local; struct ieee80211_tx_queue_params qparam; - int i; + int queue; + bool use_11b; + int aCWmin, aCWmax; if (!local->ops->conf_tx) return; memset(&qparam, 0, sizeof(qparam)); - qparam.aifs = 2; - - if (local->hw.conf.channel->band == IEEE80211_BAND_2GHZ && - !(sdata->flags & IEEE80211_SDATA_OPERATING_GMODE)) - qparam.cw_min = 31; - else - qparam.cw_min = 15; + use_11b = (local->hw.conf.channel->band == IEEE80211_BAND_2GHZ) && + !(sdata->flags & IEEE80211_SDATA_OPERATING_GMODE); - qparam.cw_max = 1023; - qparam.txop = 0; + for (queue = 0; queue < local_to_hw(local)->queues; queue++) { + /* Set defaults according to 802.11-2007 Table 7-37 */ + aCWmax = 1023; + if (use_11b) + aCWmin = 31; + else + aCWmin = 15; + + switch (queue) { + case 3: /* AC_BK */ + qparam.cw_max = aCWmin; + qparam.cw_min = aCWmax; + qparam.txop = 0; + qparam.aifs = 7; + break; + default: /* never happens but let's not leave undefined */ + case 2: /* AC_BE */ + qparam.cw_max = aCWmin; + qparam.cw_min = aCWmax; + qparam.txop = 0; + qparam.aifs = 3; + break; + case 1: /* AC_VI */ + qparam.cw_max = aCWmin; + qparam.cw_min = (aCWmin + 1) / 2 - 1; + if (use_11b) + qparam.txop = 6016/32; + else + qparam.txop = 3008/32; + qparam.aifs = 2; + break; + case 0: /* AC_VO */ + qparam.cw_max = (aCWmin + 1) / 2 - 1; + qparam.cw_min = (aCWmin + 1) / 4 - 1; + if (use_11b) + qparam.txop = 3264/32; + else + qparam.txop = 1504/32; + qparam.aifs = 2; + break; + } - for (i = 0; i < local_to_hw(local)->queues; i++) - drv_conf_tx(local, i, &qparam); + drv_conf_tx(local, queue, &qparam); + } } void ieee80211_sta_def_wmm_params(struct ieee80211_sub_if_data *sdata, diff --git a/net/mac80211/wext.c b/net/mac80211/wext.c index 6b4eb8d43a4e..c14394744a9c 100644 --- a/net/mac80211/wext.c +++ b/net/mac80211/wext.c @@ -27,100 +27,6 @@ #include "aes_ccm.h" -static int ieee80211_set_encryption(struct ieee80211_sub_if_data *sdata, u8 *sta_addr, - int idx, int alg, int remove, - int set_tx_key, const u8 *_key, - size_t key_len) -{ - struct ieee80211_local *local = sdata->local; - struct sta_info *sta; - struct ieee80211_key *key; - int err; - - if (alg == ALG_AES_CMAC) { - if (idx < NUM_DEFAULT_KEYS || - idx >= NUM_DEFAULT_KEYS + NUM_DEFAULT_MGMT_KEYS) { - printk(KERN_DEBUG "%s: set_encrypt - invalid idx=%d " - "(BIP)\n", sdata->dev->name, idx); - return -EINVAL; - } - } else if (idx < 0 || idx >= NUM_DEFAULT_KEYS) { - printk(KERN_DEBUG "%s: set_encrypt - invalid idx=%d\n", - sdata->dev->name, idx); - return -EINVAL; - } - - if (remove) { - rcu_read_lock(); - - err = 0; - - if (is_broadcast_ether_addr(sta_addr)) { - key = sdata->keys[idx]; - } else { - sta = sta_info_get(local, sta_addr); - if (!sta) { - err = -ENOENT; - goto out_unlock; - } - key = sta->key; - } - - ieee80211_key_free(key); - } else { - key = ieee80211_key_alloc(alg, idx, key_len, _key); - if (!key) - return -ENOMEM; - - sta = NULL; - err = 0; - - rcu_read_lock(); - - if (!is_broadcast_ether_addr(sta_addr)) { - set_tx_key = 0; - /* - * According to the standard, the key index of a - * pairwise key must be zero. However, some AP are - * broken when it comes to WEP key indices, so we - * work around this. - */ - if (idx != 0 && alg != ALG_WEP) { - ieee80211_key_free(key); - err = -EINVAL; - goto out_unlock; - } - - sta = sta_info_get(local, sta_addr); - if (!sta) { - ieee80211_key_free(key); - err = -ENOENT; - goto out_unlock; - } - } - - if (alg == ALG_WEP && - key_len != LEN_WEP40 && key_len != LEN_WEP104) { - ieee80211_key_free(key); - err = -EINVAL; - goto out_unlock; - } - - ieee80211_key_link(key, sdata, sta); - - if (set_tx_key || (!sta && !sdata->default_key && key)) - ieee80211_set_default_key(sdata, idx); - if (alg == ALG_AES_CMAC && - (set_tx_key || (!sta && !sdata->default_mgmt_key && key))) - ieee80211_set_default_mgmt_key(sdata, idx); - } - - out_unlock: - rcu_read_unlock(); - - return err; -} - static int ieee80211_ioctl_siwgenie(struct net_device *dev, struct iw_request_info *info, struct iw_point *data, char *extra) @@ -135,6 +41,7 @@ static int ieee80211_ioctl_siwgenie(struct net_device *dev, return ret; sdata->u.mgd.flags &= ~IEEE80211_STA_AUTO_BSSID_SEL; sdata->u.mgd.flags &= ~IEEE80211_STA_EXT_SME; + sdata->u.mgd.flags &= ~IEEE80211_STA_CONTROL_PORT; ieee80211_sta_req_auth(sdata); return 0; } @@ -218,6 +125,7 @@ static int ieee80211_ioctl_siwessid(struct net_device *dev, return ret; sdata->u.mgd.flags &= ~IEEE80211_STA_EXT_SME; + sdata->u.mgd.flags &= ~IEEE80211_STA_CONTROL_PORT; ieee80211_sta_req_auth(sdata); return 0; } @@ -275,6 +183,7 @@ static int ieee80211_ioctl_siwap(struct net_device *dev, if (ret) return ret; sdata->u.mgd.flags &= ~IEEE80211_STA_EXT_SME; + sdata->u.mgd.flags &= ~IEEE80211_STA_CONTROL_PORT; ieee80211_sta_req_auth(sdata); return 0; } else if (sdata->vif.type == NL80211_IFTYPE_WDS) { @@ -472,109 +381,6 @@ static int ieee80211_ioctl_giwtxpower(struct net_device *dev, return 0; } -static int ieee80211_ioctl_siwencode(struct net_device *dev, - struct iw_request_info *info, - struct iw_point *erq, char *keybuf) -{ - struct ieee80211_sub_if_data *sdata; - int idx, i, alg = ALG_WEP; - u8 bcaddr[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; - int remove = 0, ret; - - sdata = IEEE80211_DEV_TO_SUB_IF(dev); - - idx = erq->flags & IW_ENCODE_INDEX; - if (idx == 0) { - if (sdata->default_key) - for (i = 0; i < NUM_DEFAULT_KEYS; i++) { - if (sdata->default_key == sdata->keys[i]) { - idx = i; - break; - } - } - } else if (idx < 1 || idx > 4) - return -EINVAL; - else - idx--; - - if (erq->flags & IW_ENCODE_DISABLED) - remove = 1; - else if (erq->length == 0) { - /* No key data - just set the default TX key index */ - ieee80211_set_default_key(sdata, idx); - return 0; - } - - ret = ieee80211_set_encryption( - sdata, bcaddr, - idx, alg, remove, - !sdata->default_key, - keybuf, erq->length); - - if (!ret && sdata->vif.type == NL80211_IFTYPE_STATION) { - if (remove) - sdata->u.mgd.flags &= ~IEEE80211_STA_TKIP_WEP_USED; - else - sdata->u.mgd.flags |= IEEE80211_STA_TKIP_WEP_USED; - } - - return ret; -} - - -static int ieee80211_ioctl_giwencode(struct net_device *dev, - struct iw_request_info *info, - struct iw_point *erq, char *key) -{ - struct ieee80211_sub_if_data *sdata; - int idx, i; - - sdata = IEEE80211_DEV_TO_SUB_IF(dev); - - idx = erq->flags & IW_ENCODE_INDEX; - if (idx < 1 || idx > 4) { - idx = -1; - if (!sdata->default_key) - idx = 0; - else for (i = 0; i < NUM_DEFAULT_KEYS; i++) { - if (sdata->default_key == sdata->keys[i]) { - idx = i; - break; - } - } - if (idx < 0) - return -EINVAL; - } else - idx--; - - erq->flags = idx + 1; - - if (!sdata->keys[idx]) { - erq->length = 0; - erq->flags |= IW_ENCODE_DISABLED; - return 0; - } - - memcpy(key, sdata->keys[idx]->conf.key, - min_t(int, erq->length, sdata->keys[idx]->conf.keylen)); - erq->length = sdata->keys[idx]->conf.keylen; - erq->flags |= IW_ENCODE_ENABLED; - - if (sdata->vif.type == NL80211_IFTYPE_STATION) { - switch (sdata->u.mgd.auth_alg) { - case WLAN_AUTH_OPEN: - case WLAN_AUTH_LEAP: - erq->flags |= IW_ENCODE_OPEN; - break; - case WLAN_AUTH_SHARED_KEY: - erq->flags |= IW_ENCODE_RESTRICTED; - break; - } - } - - return 0; -} - static int ieee80211_ioctl_siwpower(struct net_device *dev, struct iw_request_info *info, struct iw_param *wrq, @@ -809,82 +615,6 @@ static int ieee80211_ioctl_giwauth(struct net_device *dev, } -static int ieee80211_ioctl_siwencodeext(struct net_device *dev, - struct iw_request_info *info, - struct iw_point *erq, char *extra) -{ - struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); - struct iw_encode_ext *ext = (struct iw_encode_ext *) extra; - int uninitialized_var(alg), idx, i, remove = 0; - - switch (ext->alg) { - case IW_ENCODE_ALG_NONE: - remove = 1; - break; - case IW_ENCODE_ALG_WEP: - alg = ALG_WEP; - break; - case IW_ENCODE_ALG_TKIP: - alg = ALG_TKIP; - break; - case IW_ENCODE_ALG_CCMP: - alg = ALG_CCMP; - break; - case IW_ENCODE_ALG_AES_CMAC: - alg = ALG_AES_CMAC; - break; - default: - return -EOPNOTSUPP; - } - - if (erq->flags & IW_ENCODE_DISABLED) - remove = 1; - - idx = erq->flags & IW_ENCODE_INDEX; - if (alg == ALG_AES_CMAC) { - if (idx < NUM_DEFAULT_KEYS + 1 || - idx > NUM_DEFAULT_KEYS + NUM_DEFAULT_MGMT_KEYS) { - idx = -1; - if (!sdata->default_mgmt_key) - idx = 0; - else for (i = NUM_DEFAULT_KEYS; - i < NUM_DEFAULT_KEYS + NUM_DEFAULT_MGMT_KEYS; - i++) { - if (sdata->default_mgmt_key == sdata->keys[i]) - { - idx = i; - break; - } - } - if (idx < 0) - return -EINVAL; - } else - idx--; - } else { - if (idx < 1 || idx > 4) { - idx = -1; - if (!sdata->default_key) - idx = 0; - else for (i = 0; i < NUM_DEFAULT_KEYS; i++) { - if (sdata->default_key == sdata->keys[i]) { - idx = i; - break; - } - } - if (idx < 0) - return -EINVAL; - } else - idx--; - } - - return ieee80211_set_encryption(sdata, ext->addr.sa_data, idx, alg, - remove, - ext->ext_flags & - IW_ENCODE_EXT_SET_TX_KEY, - ext->key, ext->key_len); -} - - /* Structures to export the Wireless Handlers */ static const iw_handler ieee80211_handler[] = @@ -931,8 +661,8 @@ static const iw_handler ieee80211_handler[] = (iw_handler) ieee80211_ioctl_giwtxpower, /* SIOCGIWTXPOW */ (iw_handler) cfg80211_wext_siwretry, /* SIOCSIWRETRY */ (iw_handler) cfg80211_wext_giwretry, /* SIOCGIWRETRY */ - (iw_handler) ieee80211_ioctl_siwencode, /* SIOCSIWENCODE */ - (iw_handler) ieee80211_ioctl_giwencode, /* SIOCGIWENCODE */ + (iw_handler) cfg80211_wext_siwencode, /* SIOCSIWENCODE */ + (iw_handler) cfg80211_wext_giwencode, /* SIOCGIWENCODE */ (iw_handler) ieee80211_ioctl_siwpower, /* SIOCSIWPOWER */ (iw_handler) ieee80211_ioctl_giwpower, /* SIOCGIWPOWER */ (iw_handler) NULL, /* -- hole -- */ @@ -941,7 +671,7 @@ static const iw_handler ieee80211_handler[] = (iw_handler) NULL, /* SIOCGIWGENIE */ (iw_handler) ieee80211_ioctl_siwauth, /* SIOCSIWAUTH */ (iw_handler) ieee80211_ioctl_giwauth, /* SIOCGIWAUTH */ - (iw_handler) ieee80211_ioctl_siwencodeext, /* SIOCSIWENCODEEXT */ + (iw_handler) cfg80211_wext_siwencodeext, /* SIOCSIWENCODEEXT */ (iw_handler) NULL, /* SIOCGIWENCODEEXT */ (iw_handler) NULL, /* SIOCSIWPMKSA */ (iw_handler) NULL, /* -- hole -- */ diff --git a/net/mac80211/wme.c b/net/mac80211/wme.c index 0b8ad1f4ecdd..45b74f38b867 100644 --- a/net/mac80211/wme.c +++ b/net/mac80211/wme.c @@ -133,7 +133,7 @@ u16 ieee80211_select_queue(struct net_device *dev, struct sk_buff *skb) u8 *p = ieee80211_get_qos_ctl(hdr); u8 ack_policy = 0; tid = skb->priority & IEEE80211_QOS_CTL_TAG1D_MASK; - if (local->wifi_wme_noack_test) + if (unlikely(local->wifi_wme_noack_test)) ack_policy |= QOS_CONTROL_ACK_POLICY_NOACK << QOS_CONTROL_ACK_POLICY_SHIFT; /* qos header is 2 bytes, second reserved */ diff --git a/net/wireless/core.c b/net/wireless/core.c index 2006a4ee60eb..47c20eb0c04d 100644 --- a/net/wireless/core.c +++ b/net/wireless/core.c @@ -1,7 +1,7 @@ /* * This is the linux wireless configuration interface. * - * Copyright 2006-2008 Johannes Berg <johannes@sipsolutions.net> + * Copyright 2006-2009 Johannes Berg <johannes@sipsolutions.net> */ #include <linux/if.h> @@ -457,6 +457,10 @@ static int cfg80211_netdev_notifier_call(struct notifier_block * nb, "symlink to netdev!\n"); } dev->ieee80211_ptr->netdev = dev; +#ifdef CONFIG_WIRELESS_EXT + dev->ieee80211_ptr->wext.default_key = -1; + dev->ieee80211_ptr->wext.default_mgmt_key = -1; +#endif mutex_unlock(&rdev->devlist_mtx); break; case NETDEV_GOING_DOWN: @@ -470,9 +474,9 @@ static int cfg80211_netdev_notifier_call(struct notifier_block * nb, #ifdef CONFIG_WIRELESS_EXT if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_ADHOC) break; - if (!dev->ieee80211_ptr->wext.ssid_len) + if (!dev->ieee80211_ptr->wext.ibss.ssid_len) break; - cfg80211_join_ibss(rdev, dev, &dev->ieee80211_ptr->wext); + cfg80211_join_ibss(rdev, dev, &dev->ieee80211_ptr->wext.ibss); break; #endif case NETDEV_UNREGISTER: diff --git a/net/wireless/core.h b/net/wireless/core.h index 3e49d3399311..f14b6c5f4221 100644 --- a/net/wireless/core.h +++ b/net/wireless/core.h @@ -1,7 +1,7 @@ /* * Wireless configuration interface internals. * - * Copyright 2006, 2007 Johannes Berg <johannes@sipsolutions.net> + * Copyright 2006-2009 Johannes Berg <johannes@sipsolutions.net> */ #ifndef __NET_WIRELESS_CORE_H #define __NET_WIRELESS_CORE_H @@ -151,4 +151,8 @@ void cfg80211_clear_ibss(struct net_device *dev, bool nowext); int cfg80211_leave_ibss(struct cfg80211_registered_device *rdev, struct net_device *dev, bool nowext); +/* internal helpers */ +int cfg80211_validate_key_settings(struct key_params *params, int key_idx, + const u8 *mac_addr); + #endif /* __NET_WIRELESS_CORE_H */ diff --git a/net/wireless/ibss.c b/net/wireless/ibss.c index 3c38afaed28a..a4a1c3498ff2 100644 --- a/net/wireless/ibss.c +++ b/net/wireless/ibss.c @@ -63,7 +63,7 @@ int cfg80211_join_ibss(struct cfg80211_registered_device *rdev, return -EALREADY; #ifdef CONFIG_WIRELESS_EXT - wdev->wext.channel = params->channel; + wdev->wext.ibss.channel = params->channel; #endif err = rdev->ops->join_ibss(&rdev->wiphy, dev, params); @@ -90,7 +90,7 @@ void cfg80211_clear_ibss(struct net_device *dev, bool nowext) memset(wdev->bssid, 0, ETH_ALEN); #ifdef CONFIG_WIRELESS_EXT if (!nowext) - wdev->wext.ssid_len = 0; + wdev->wext.ibss.ssid_len = 0; #endif } @@ -116,11 +116,11 @@ static int cfg80211_ibss_wext_join(struct cfg80211_registered_device *rdev, enum ieee80211_band band; int i; - if (!wdev->wext.beacon_interval) - wdev->wext.beacon_interval = 100; + if (!wdev->wext.ibss.beacon_interval) + wdev->wext.ibss.beacon_interval = 100; /* try to find an IBSS channel if none requested ... */ - if (!wdev->wext.channel) { + if (!wdev->wext.ibss.channel) { for (band = 0; band < IEEE80211_NUM_BANDS; band++) { struct ieee80211_supported_band *sband; struct ieee80211_channel *chan; @@ -135,27 +135,27 @@ static int cfg80211_ibss_wext_join(struct cfg80211_registered_device *rdev, continue; if (chan->flags & IEEE80211_CHAN_DISABLED) continue; - wdev->wext.channel = chan; + wdev->wext.ibss.channel = chan; break; } - if (wdev->wext.channel) + if (wdev->wext.ibss.channel) break; } - if (!wdev->wext.channel) + if (!wdev->wext.ibss.channel) return -EINVAL; } /* don't join -- SSID is not there */ - if (!wdev->wext.ssid_len) + if (!wdev->wext.ibss.ssid_len) return 0; if (!netif_running(wdev->netdev)) return 0; return cfg80211_join_ibss(wiphy_to_dev(wdev->wiphy), - wdev->netdev, &wdev->wext); + wdev->netdev, &wdev->wext.ibss); } int cfg80211_ibss_wext_siwfreq(struct net_device *dev, @@ -182,7 +182,7 @@ int cfg80211_ibss_wext_siwfreq(struct net_device *dev, chan->flags & IEEE80211_CHAN_DISABLED)) return -EINVAL; - if (wdev->wext.channel == chan) + if (wdev->wext.ibss.channel == chan) return 0; if (wdev->ssid_len) { @@ -193,11 +193,11 @@ int cfg80211_ibss_wext_siwfreq(struct net_device *dev, } if (chan) { - wdev->wext.channel = chan; - wdev->wext.channel_fixed = true; + wdev->wext.ibss.channel = chan; + wdev->wext.ibss.channel_fixed = true; } else { /* cfg80211_ibss_wext_join will pick one if needed */ - wdev->wext.channel_fixed = false; + wdev->wext.ibss.channel_fixed = false; } return cfg80211_ibss_wext_join(wiphy_to_dev(wdev->wiphy), wdev); @@ -218,8 +218,8 @@ int cfg80211_ibss_wext_giwfreq(struct net_device *dev, if (wdev->current_bss) chan = wdev->current_bss->channel; - else if (wdev->wext.channel) - chan = wdev->wext.channel; + else if (wdev->wext.ibss.channel) + chan = wdev->wext.ibss.channel; if (chan) { freq->m = chan->center_freq; @@ -259,9 +259,9 @@ int cfg80211_ibss_wext_siwessid(struct net_device *dev, if (len > 0 && ssid[len - 1] == '\0') len--; - wdev->wext.ssid = wdev->ssid; - memcpy(wdev->wext.ssid, ssid, len); - wdev->wext.ssid_len = len; + wdev->wext.ibss.ssid = wdev->ssid; + memcpy(wdev->wext.ibss.ssid, ssid, len); + wdev->wext.ibss.ssid_len = len; return cfg80211_ibss_wext_join(wiphy_to_dev(wdev->wiphy), wdev); } @@ -284,10 +284,10 @@ int cfg80211_ibss_wext_giwessid(struct net_device *dev, data->flags = 1; data->length = wdev->ssid_len; memcpy(ssid, wdev->ssid, data->length); - } else if (wdev->wext.ssid && wdev->wext.ssid_len) { + } else if (wdev->wext.ibss.ssid && wdev->wext.ibss.ssid_len) { data->flags = 1; - data->length = wdev->wext.ssid_len; - memcpy(ssid, wdev->wext.ssid, data->length); + data->length = wdev->wext.ibss.ssid_len; + memcpy(ssid, wdev->wext.ibss.ssid, data->length); } return 0; @@ -318,12 +318,12 @@ int cfg80211_ibss_wext_siwap(struct net_device *dev, bssid = NULL; /* both automatic */ - if (!bssid && !wdev->wext.bssid) + if (!bssid && !wdev->wext.ibss.bssid) return 0; /* fixed already - and no change */ - if (wdev->wext.bssid && bssid && - compare_ether_addr(bssid, wdev->wext.bssid) == 0) + if (wdev->wext.ibss.bssid && bssid && + compare_ether_addr(bssid, wdev->wext.ibss.bssid) == 0) return 0; if (wdev->ssid_len) { @@ -334,10 +334,10 @@ int cfg80211_ibss_wext_siwap(struct net_device *dev, } if (bssid) { - memcpy(wdev->wext_bssid, bssid, ETH_ALEN); - wdev->wext.bssid = wdev->wext_bssid; + memcpy(wdev->wext.bssid, bssid, ETH_ALEN); + wdev->wext.ibss.bssid = wdev->wext.bssid; } else - wdev->wext.bssid = NULL; + wdev->wext.ibss.bssid = NULL; return cfg80211_ibss_wext_join(wiphy_to_dev(wdev->wiphy), wdev); } @@ -356,8 +356,8 @@ int cfg80211_ibss_wext_giwap(struct net_device *dev, ap_addr->sa_family = ARPHRD_ETHER; - if (wdev->wext.bssid) { - memcpy(ap_addr->sa_data, wdev->wext.bssid, ETH_ALEN); + if (wdev->wext.ibss.bssid) { + memcpy(ap_addr->sa_data, wdev->wext.ibss.bssid, ETH_ALEN); return 0; } diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 3c53c5cbc3a9..f0fec2f49828 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -1,7 +1,7 @@ /* * This is the new netlink-based wireless configuration interface. * - * Copyright 2006, 2007 Johannes Berg <johannes@sipsolutions.net> + * Copyright 2006-2009 Johannes Berg <johannes@sipsolutions.net> */ #include <linux/if.h> @@ -122,6 +122,11 @@ static struct nla_policy nl80211_policy[NL80211_ATTR_MAX+1] __read_mostly = { [NL80211_ATTR_REASON_CODE] = { .type = NLA_U16 }, [NL80211_ATTR_FREQ_FIXED] = { .type = NLA_FLAG }, [NL80211_ATTR_TIMED_OUT] = { .type = NLA_FLAG }, + [NL80211_ATTR_USE_MFP] = { .type = NLA_U32 }, + [NL80211_ATTR_STA_FLAGS2] = { + .len = sizeof(struct nl80211_sta_flag_update), + }, + [NL80211_ATTR_CONTROL_PORT] = { .type = NLA_FLAG }, }; /* IE validation */ @@ -1072,6 +1077,14 @@ static int nl80211_set_key(struct sk_buff *skb, struct genl_info *info) } err = func(&drv->wiphy, dev, key_idx); +#ifdef CONFIG_WIRELESS_EXT + if (!err) { + if (func == drv->ops->set_default_key) + dev->ieee80211_ptr->wext.default_key = key_idx; + else + dev->ieee80211_ptr->wext.default_mgmt_key = key_idx; + } +#endif out: cfg80211_put_dev(drv); @@ -1102,6 +1115,11 @@ static int nl80211_new_key(struct sk_buff *skb, struct genl_info *info) params.key_len = nla_len(info->attrs[NL80211_ATTR_KEY_DATA]); } + if (info->attrs[NL80211_ATTR_KEY_SEQ]) { + params.seq = nla_data(info->attrs[NL80211_ATTR_KEY_SEQ]); + params.seq_len = nla_len(info->attrs[NL80211_ATTR_KEY_SEQ]); + } + if (info->attrs[NL80211_ATTR_KEY_IDX]) key_idx = nla_get_u8(info->attrs[NL80211_ATTR_KEY_IDX]); @@ -1110,44 +1128,8 @@ static int nl80211_new_key(struct sk_buff *skb, struct genl_info *info) if (info->attrs[NL80211_ATTR_MAC]) mac_addr = nla_data(info->attrs[NL80211_ATTR_MAC]); - if (key_idx > 5) - return -EINVAL; - - /* - * Disallow pairwise keys with non-zero index unless it's WEP - * (because current deployments use pairwise WEP keys with - * non-zero indizes but 802.11i clearly specifies to use zero) - */ - if (mac_addr && key_idx && - params.cipher != WLAN_CIPHER_SUITE_WEP40 && - params.cipher != WLAN_CIPHER_SUITE_WEP104) - return -EINVAL; - - /* TODO: add definitions for the lengths to linux/ieee80211.h */ - switch (params.cipher) { - case WLAN_CIPHER_SUITE_WEP40: - if (params.key_len != 5) - return -EINVAL; - break; - case WLAN_CIPHER_SUITE_TKIP: - if (params.key_len != 32) - return -EINVAL; - break; - case WLAN_CIPHER_SUITE_CCMP: - if (params.key_len != 16) - return -EINVAL; - break; - case WLAN_CIPHER_SUITE_WEP104: - if (params.key_len != 13) - return -EINVAL; - break; - case WLAN_CIPHER_SUITE_AES_CMAC: - if (params.key_len != 16) - return -EINVAL; - break; - default: + if (cfg80211_validate_key_settings(¶ms, key_idx, mac_addr)) return -EINVAL; - } rtnl_lock(); @@ -1209,6 +1191,15 @@ static int nl80211_del_key(struct sk_buff *skb, struct genl_info *info) err = drv->ops->del_key(&drv->wiphy, dev, key_idx, mac_addr); +#ifdef CONFIG_WIRELESS_EXT + if (!err) { + if (key_idx == dev->ieee80211_ptr->wext.default_key) + dev->ieee80211_ptr->wext.default_key = -1; + else if (key_idx == dev->ieee80211_ptr->wext.default_mgmt_key) + dev->ieee80211_ptr->wext.default_mgmt_key = -1; + } +#endif + out: cfg80211_put_dev(drv); dev_put(dev); @@ -1349,15 +1340,36 @@ static const struct nla_policy sta_flags_policy[NL80211_STA_FLAG_MAX + 1] = { [NL80211_STA_FLAG_AUTHORIZED] = { .type = NLA_FLAG }, [NL80211_STA_FLAG_SHORT_PREAMBLE] = { .type = NLA_FLAG }, [NL80211_STA_FLAG_WME] = { .type = NLA_FLAG }, + [NL80211_STA_FLAG_MFP] = { .type = NLA_FLAG }, }; -static int parse_station_flags(struct nlattr *nla, u32 *staflags) +static int parse_station_flags(struct genl_info *info, + struct station_parameters *params) { struct nlattr *flags[NL80211_STA_FLAG_MAX + 1]; + struct nlattr *nla; int flag; - *staflags = 0; + /* + * Try parsing the new attribute first so userspace + * can specify both for older kernels. + */ + nla = info->attrs[NL80211_ATTR_STA_FLAGS2]; + if (nla) { + struct nl80211_sta_flag_update *sta_flags; + + sta_flags = nla_data(nla); + params->sta_flags_mask = sta_flags->mask; + params->sta_flags_set = sta_flags->set; + if ((params->sta_flags_mask | + params->sta_flags_set) & BIT(__NL80211_STA_FLAG_INVALID)) + return -EINVAL; + return 0; + } + + /* if present, parse the old attribute */ + nla = info->attrs[NL80211_ATTR_STA_FLAGS]; if (!nla) return 0; @@ -1365,11 +1377,12 @@ static int parse_station_flags(struct nlattr *nla, u32 *staflags) nla, sta_flags_policy)) return -EINVAL; - *staflags = STATION_FLAG_CHANGED; + params->sta_flags_mask = (1 << __NL80211_STA_FLAG_AFTER_LAST) - 1; + params->sta_flags_mask &= ~1; for (flag = 1; flag <= NL80211_STA_FLAG_MAX; flag++) if (flags[flag]) - *staflags |= (1<<flag); + params->sta_flags_set |= (1<<flag); return 0; } @@ -1665,8 +1678,7 @@ static int nl80211_set_station(struct sk_buff *skb, struct genl_info *info) params.ht_capa = nla_data(info->attrs[NL80211_ATTR_HT_CAPABILITY]); - if (parse_station_flags(info->attrs[NL80211_ATTR_STA_FLAGS], - ¶ms.station_flags)) + if (parse_station_flags(info, ¶ms)) return -EINVAL; if (info->attrs[NL80211_ATTR_STA_PLINK_ACTION]) @@ -1735,8 +1747,7 @@ static int nl80211_new_station(struct sk_buff *skb, struct genl_info *info) params.ht_capa = nla_data(info->attrs[NL80211_ATTR_HT_CAPABILITY]); - if (parse_station_flags(info->attrs[NL80211_ATTR_STA_FLAGS], - ¶ms.station_flags)) + if (parse_station_flags(info, ¶ms)) return -EINVAL; rtnl_lock(); @@ -1745,6 +1756,12 @@ static int nl80211_new_station(struct sk_buff *skb, struct genl_info *info) if (err) goto out_rtnl; + if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP && + dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP_VLAN) { + err = -EINVAL; + goto out; + } + err = get_vlan(info->attrs[NL80211_ATTR_STA_VLAN], drv, ¶ms.vlan); if (err) goto out; @@ -1788,6 +1805,12 @@ static int nl80211_del_station(struct sk_buff *skb, struct genl_info *info) if (err) goto out_rtnl; + if (dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP && + dev->ieee80211_ptr->iftype != NL80211_IFTYPE_AP_VLAN) { + err = -EINVAL; + goto out; + } + if (!drv->ops->del_station) { err = -EOPNOTSUPP; goto out; @@ -3012,6 +3035,19 @@ static int nl80211_associate(struct sk_buff *skb, struct genl_info *info) req.ie_len = nla_len(info->attrs[NL80211_ATTR_IE]); } + if (info->attrs[NL80211_ATTR_USE_MFP]) { + enum nl80211_mfp use_mfp = + nla_get_u32(info->attrs[NL80211_ATTR_USE_MFP]); + if (use_mfp == NL80211_MFP_REQUIRED) + req.use_mfp = true; + else if (use_mfp != NL80211_MFP_NO) { + err = -EINVAL; + goto out; + } + } + + req.control_port = info->attrs[NL80211_ATTR_CONTROL_PORT]; + err = drv->ops->assoc(&drv->wiphy, dev, &req); out: diff --git a/net/wireless/util.c b/net/wireless/util.c index 5f7e997195c7..beb226e78cd7 100644 --- a/net/wireless/util.c +++ b/net/wireless/util.c @@ -138,3 +138,48 @@ void ieee80211_set_bitrate_flags(struct wiphy *wiphy) if (wiphy->bands[band]) set_mandatory_flags_band(wiphy->bands[band], band); } + +int cfg80211_validate_key_settings(struct key_params *params, int key_idx, + const u8 *mac_addr) +{ + if (key_idx > 5) + return -EINVAL; + + /* + * Disallow pairwise keys with non-zero index unless it's WEP + * (because current deployments use pairwise WEP keys with + * non-zero indizes but 802.11i clearly specifies to use zero) + */ + if (mac_addr && key_idx && + params->cipher != WLAN_CIPHER_SUITE_WEP40 && + params->cipher != WLAN_CIPHER_SUITE_WEP104) + return -EINVAL; + + /* TODO: add definitions for the lengths to linux/ieee80211.h */ + switch (params->cipher) { + case WLAN_CIPHER_SUITE_WEP40: + if (params->key_len != 5) + return -EINVAL; + break; + case WLAN_CIPHER_SUITE_TKIP: + if (params->key_len != 32) + return -EINVAL; + break; + case WLAN_CIPHER_SUITE_CCMP: + if (params->key_len != 16) + return -EINVAL; + break; + case WLAN_CIPHER_SUITE_WEP104: + if (params->key_len != 13) + return -EINVAL; + break; + case WLAN_CIPHER_SUITE_AES_CMAC: + if (params->key_len != 16) + return -EINVAL; + break; + default: + return -EINVAL; + } + + return 0; +} diff --git a/net/wireless/wext-compat.c b/net/wireless/wext-compat.c index 5ef82f2ca88f..f98090b90fbf 100644 --- a/net/wireless/wext-compat.c +++ b/net/wireless/wext-compat.c @@ -5,12 +5,13 @@ * into cfg80211, when that happens all the exports here go away and * we directly assign the wireless handlers of wireless interfaces. * - * Copyright 2008 Johannes Berg <johannes@sipsolutions.net> + * Copyright 2008-2009 Johannes Berg <johannes@sipsolutions.net> */ #include <linux/wireless.h> #include <linux/nl80211.h> #include <linux/if_arp.h> +#include <linux/etherdevice.h> #include <net/iw_handler.h> #include <net/cfg80211.h> #include "core.h" @@ -296,22 +297,34 @@ EXPORT_SYMBOL_GPL(cfg80211_wext_siwmlme); struct ieee80211_channel *cfg80211_wext_freq(struct wiphy *wiphy, struct iw_freq *freq) { + struct ieee80211_channel *chan; + int f; + + /* + * Parse frequency - return NULL for auto and + * -EINVAL for impossible things. + */ if (freq->e == 0) { if (freq->m < 0) return NULL; - else - return ieee80211_get_channel(wiphy, - ieee80211_channel_to_frequency(freq->m)); + f = ieee80211_channel_to_frequency(freq->m); } else { int i, div = 1000000; for (i = 0; i < freq->e; i++) div /= 10; - if (div > 0) - return ieee80211_get_channel(wiphy, freq->m / div); - else + if (div <= 0) return ERR_PTR(-EINVAL); + f = freq->m / div; } + /* + * Look up channel struct and return -EINVAL when + * it cannot be found. + */ + chan = ieee80211_get_channel(wiphy, f); + if (!chan) + return ERR_PTR(-EINVAL); + return chan; } EXPORT_SYMBOL_GPL(cfg80211_wext_freq); @@ -465,3 +478,262 @@ int cfg80211_wext_giwretry(struct net_device *dev, return 0; } EXPORT_SYMBOL_GPL(cfg80211_wext_giwretry); + +static int cfg80211_set_encryption(struct cfg80211_registered_device *rdev, + struct net_device *dev, const u8 *addr, + bool remove, bool tx_key, int idx, + struct key_params *params) +{ + struct wireless_dev *wdev = dev->ieee80211_ptr; + int err; + + if (params->cipher == WLAN_CIPHER_SUITE_AES_CMAC) { + if (!rdev->ops->set_default_mgmt_key) + return -EOPNOTSUPP; + + if (idx < 4 || idx > 5) + return -EINVAL; + } else if (idx < 0 || idx > 3) + return -EINVAL; + + if (remove) { + err = rdev->ops->del_key(&rdev->wiphy, dev, idx, addr); + if (!err) { + if (idx == wdev->wext.default_key) + wdev->wext.default_key = -1; + else if (idx == wdev->wext.default_mgmt_key) + wdev->wext.default_mgmt_key = -1; + } + return err; + } else { + if (addr) + tx_key = false; + + if (cfg80211_validate_key_settings(params, idx, addr)) + return -EINVAL; + + err = rdev->ops->add_key(&rdev->wiphy, dev, idx, addr, params); + if (err) + return err; + + if (tx_key || (!addr && wdev->wext.default_key == -1)) { + err = rdev->ops->set_default_key(&rdev->wiphy, + dev, idx); + if (!err) + wdev->wext.default_key = idx; + return err; + } + + if (params->cipher == WLAN_CIPHER_SUITE_AES_CMAC && + (tx_key || (!addr && wdev->wext.default_mgmt_key == -1))) { + err = rdev->ops->set_default_mgmt_key(&rdev->wiphy, + dev, idx); + if (!err) + wdev->wext.default_mgmt_key = idx; + return err; + } + + return 0; + } +} + +int cfg80211_wext_siwencode(struct net_device *dev, + struct iw_request_info *info, + struct iw_point *erq, char *keybuf) +{ + struct wireless_dev *wdev = dev->ieee80211_ptr; + struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); + int idx, err; + bool remove = false; + struct key_params params; + + /* no use -- only MFP (set_default_mgmt_key) is optional */ + if (!rdev->ops->del_key || + !rdev->ops->add_key || + !rdev->ops->set_default_key) + return -EOPNOTSUPP; + + idx = erq->flags & IW_ENCODE_INDEX; + if (idx == 0) { + idx = wdev->wext.default_key; + if (idx < 0) + idx = 0; + } else if (idx < 1 || idx > 4) + return -EINVAL; + else + idx--; + + if (erq->flags & IW_ENCODE_DISABLED) + remove = true; + else if (erq->length == 0) { + /* No key data - just set the default TX key index */ + err = rdev->ops->set_default_key(&rdev->wiphy, dev, idx); + if (!err) + wdev->wext.default_key = idx; + return err; + } + + memset(¶ms, 0, sizeof(params)); + params.key = keybuf; + params.key_len = erq->length; + if (erq->length == 5) + params.cipher = WLAN_CIPHER_SUITE_WEP40; + else if (erq->length == 13) + params.cipher = WLAN_CIPHER_SUITE_WEP104; + else if (!remove) + return -EINVAL; + + return cfg80211_set_encryption(rdev, dev, NULL, remove, + wdev->wext.default_key == -1, + idx, ¶ms); +} +EXPORT_SYMBOL_GPL(cfg80211_wext_siwencode); + +int cfg80211_wext_siwencodeext(struct net_device *dev, + struct iw_request_info *info, + struct iw_point *erq, char *extra) +{ + struct wireless_dev *wdev = dev->ieee80211_ptr; + struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); + struct iw_encode_ext *ext = (struct iw_encode_ext *) extra; + const u8 *addr; + int idx; + bool remove = false; + struct key_params params; + u32 cipher; + + /* no use -- only MFP (set_default_mgmt_key) is optional */ + if (!rdev->ops->del_key || + !rdev->ops->add_key || + !rdev->ops->set_default_key) + return -EOPNOTSUPP; + + switch (ext->alg) { + case IW_ENCODE_ALG_NONE: + remove = true; + cipher = 0; + break; + case IW_ENCODE_ALG_WEP: + if (ext->key_len == 5) + cipher = WLAN_CIPHER_SUITE_WEP40; + else if (ext->key_len == 13) + cipher = WLAN_CIPHER_SUITE_WEP104; + else + return -EINVAL; + break; + case IW_ENCODE_ALG_TKIP: + cipher = WLAN_CIPHER_SUITE_TKIP; + break; + case IW_ENCODE_ALG_CCMP: + cipher = WLAN_CIPHER_SUITE_CCMP; + break; + case IW_ENCODE_ALG_AES_CMAC: + cipher = WLAN_CIPHER_SUITE_AES_CMAC; + break; + default: + return -EOPNOTSUPP; + } + + if (erq->flags & IW_ENCODE_DISABLED) + remove = true; + + idx = erq->flags & IW_ENCODE_INDEX; + if (cipher == WLAN_CIPHER_SUITE_AES_CMAC) { + if (idx < 4 || idx > 5) { + idx = wdev->wext.default_mgmt_key; + if (idx < 0) + return -EINVAL; + } else + idx--; + } else { + if (idx < 1 || idx > 4) { + idx = wdev->wext.default_key; + if (idx < 0) + return -EINVAL; + } else + idx--; + } + + addr = ext->addr.sa_data; + if (is_broadcast_ether_addr(addr)) + addr = NULL; + + memset(¶ms, 0, sizeof(params)); + params.key = ext->key; + params.key_len = ext->key_len; + params.cipher = cipher; + + if (ext->ext_flags & IW_ENCODE_EXT_RX_SEQ_VALID) { + params.seq = ext->rx_seq; + params.seq_len = 6; + } + + return cfg80211_set_encryption( + rdev, dev, addr, remove, + ext->ext_flags & IW_ENCODE_EXT_SET_TX_KEY, + idx, ¶ms); +} +EXPORT_SYMBOL_GPL(cfg80211_wext_siwencodeext); + +struct giwencode_cookie { + size_t buflen; + char *keybuf; +}; + +static void giwencode_get_key_cb(void *cookie, struct key_params *params) +{ + struct giwencode_cookie *data = cookie; + + if (!params->key) { + data->buflen = 0; + return; + } + + data->buflen = min_t(size_t, data->buflen, params->key_len); + memcpy(data->keybuf, params->key, data->buflen); +} + +int cfg80211_wext_giwencode(struct net_device *dev, + struct iw_request_info *info, + struct iw_point *erq, char *keybuf) +{ + struct wireless_dev *wdev = dev->ieee80211_ptr; + struct cfg80211_registered_device *rdev = wiphy_to_dev(wdev->wiphy); + int idx, err; + struct giwencode_cookie data = { + .keybuf = keybuf, + .buflen = erq->length, + }; + + if (!rdev->ops->get_key) + return -EOPNOTSUPP; + + idx = erq->flags & IW_ENCODE_INDEX; + if (idx == 0) { + idx = wdev->wext.default_key; + if (idx < 0) + idx = 0; + } else if (idx < 1 || idx > 4) + return -EINVAL; + else + idx--; + + erq->flags = idx + 1; + + err = rdev->ops->get_key(&rdev->wiphy, dev, idx, NULL, &data, + giwencode_get_key_cb); + if (!err) { + erq->length = data.buflen; + erq->flags |= IW_ENCODE_ENABLED; + return 0; + } + + if (err == -ENOENT) { + erq->flags |= IW_ENCODE_DISABLED; + erq->length = 0; + return 0; + } + + return err; +} +EXPORT_SYMBOL_GPL(cfg80211_wext_giwencode); diff --git a/net/wireless/wext.c b/net/wireless/wext.c index cb6a5bb85d80..d3bbef70cc7c 100644 --- a/net/wireless/wext.c +++ b/net/wireless/wext.c @@ -649,14 +649,26 @@ static int wireless_seq_show(struct seq_file *seq, void *v) return 0; } +static void *wireless_dev_seq_start(struct seq_file *seq, loff_t *pos) +{ + rtnl_lock(); + return dev_seq_start(seq, pos); +} + +static void wireless_dev_seq_stop(struct seq_file *seq, void *v) +{ + dev_seq_stop(seq, v); + rtnl_unlock(); +} + static const struct seq_operations wireless_seq_ops = { - .start = dev_seq_start, + .start = wireless_dev_seq_start, .next = dev_seq_next, - .stop = dev_seq_stop, + .stop = wireless_dev_seq_stop, .show = wireless_seq_show, }; -static int wireless_seq_open(struct inode *inode, struct file *file) +static int seq_open_wireless(struct inode *inode, struct file *file) { return seq_open_net(inode, file, &wireless_seq_ops, sizeof(struct seq_net_private)); @@ -664,7 +676,7 @@ static int wireless_seq_open(struct inode *inode, struct file *file) static const struct file_operations wireless_seq_fops = { .owner = THIS_MODULE, - .open = wireless_seq_open, + .open = seq_open_wireless, .read = seq_read, .llseek = seq_lseek, .release = seq_release_net, |
