diff options
author | Chaoming_Li <chaoming_li@realsil.com.cn> | 2011-04-25 18:23:10 (GMT) |
---|---|---|
committer | John W. Linville <linville@tuxdriver.com> | 2011-04-26 20:13:32 (GMT) |
commit | 0baa0fd76f3f5a134461d6cf30294f6bb1bb824c (patch) | |
tree | 69d891a989c6a9ae200e4d57a56c2071504928fe /drivers/net/wireless/rtlwifi/core.c | |
parent | 46a6272c20d4f639093ad2ad8db1eba622187bee (diff) | |
download | linux-0baa0fd76f3f5a134461d6cf30294f6bb1bb824c.tar.xz |
rtlwifi: Convert core routines for addition of rtl8192se and rtl8192de
Convert core routines for addition of RTL8192SE and RTL8192DE code.
Additional files are changed to allow compilation.
Signed-off-by: Chaoming_Li <chaoming_li@realsil.com.cn>
Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/rtlwifi/core.c')
-rw-r--r-- | drivers/net/wireless/rtlwifi/core.c | 408 |
1 files changed, 260 insertions, 148 deletions
diff --git a/drivers/net/wireless/rtlwifi/core.c b/drivers/net/wireless/rtlwifi/core.c index 8fed3c6..fc89cd8 100644 --- a/drivers/net/wireless/rtlwifi/core.c +++ b/drivers/net/wireless/rtlwifi/core.c @@ -24,6 +24,7 @@ * Hsinchu 300, Taiwan. * * Larry Finger <Larry.Finger@lwfinger.net> + * *****************************************************************************/ #include "wifi.h" @@ -70,6 +71,7 @@ static void rtl_op_stop(struct ieee80211_hw *hw) mac->link_state = MAC80211_NOLINK; memset(mac->bssid, 0, 6); + mac->vendor = PEER_UNKNOWN; /*reset sec info */ rtl_cam_reset_sec_info(hw); @@ -85,6 +87,8 @@ static void rtl_op_tx(struct ieee80211_hw *hw, struct sk_buff *skb) struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); + struct rtl_tcb_desc tcb_desc; + memset(&tcb_desc, 0, sizeof(struct rtl_tcb_desc)); if (unlikely(is_hal_stop(rtlhal) || ppsc->rfpwr_state != ERFON)) goto err_free; @@ -92,8 +96,8 @@ static void rtl_op_tx(struct ieee80211_hw *hw, struct sk_buff *skb) if (!test_bit(RTL_STATUS_INTERFACE_START, &rtlpriv->status)) goto err_free; - - rtlpriv->intf_ops->adapter_tx(hw, skb); + if (!rtlpriv->intf_ops->waitq_insert(hw, skb)) + rtlpriv->intf_ops->adapter_tx(hw, skb, &tcb_desc); return; @@ -134,10 +138,26 @@ static int rtl_op_add_interface(struct ieee80211_hw *hw, mac->link_state = MAC80211_LINKED; rtlpriv->cfg->ops->set_bcn_reg(hw); + if (rtlpriv->rtlhal.current_bandtype == BAND_ON_2_4G) + mac->basic_rates = 0xfff; + else + mac->basic_rates = 0xff0; + rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_BASIC_RATE, + (u8 *) (&mac->basic_rates)); + break; case NL80211_IFTYPE_AP: RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, ("NL80211_IFTYPE_AP\n")); + + mac->link_state = MAC80211_LINKED; + rtlpriv->cfg->ops->set_bcn_reg(hw); + if (rtlpriv->rtlhal.current_bandtype == BAND_ON_2_4G) + mac->basic_rates = 0xfff; + else + mac->basic_rates = 0xff0; + rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_BASIC_RATE, + (u8 *) (&mac->basic_rates)); break; default: RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, @@ -184,13 +204,12 @@ static void rtl_op_remove_interface(struct ieee80211_hw *hw, mac->vif = NULL; mac->link_state = MAC80211_NOLINK; memset(mac->bssid, 0, 6); + mac->vendor = PEER_UNKNOWN; mac->opmode = NL80211_IFTYPE_UNSPECIFIED; rtlpriv->cfg->ops->set_network_type(hw, mac->opmode); - mutex_unlock(&rtlpriv->locks.conf_mutex); } - static int rtl_op_config(struct ieee80211_hw *hw, u32 changed) { struct rtl_priv *rtlpriv = rtl_priv(hw); @@ -222,10 +241,25 @@ static int rtl_op_config(struct ieee80211_hw *hw, u32 changed) /*For LPS */ if (changed & IEEE80211_CONF_CHANGE_PS) { - if (conf->flags & IEEE80211_CONF_PS) - rtl_lps_enter(hw); - else - rtl_lps_leave(hw); + cancel_delayed_work(&rtlpriv->works.ps_work); + cancel_delayed_work(&rtlpriv->works.ps_rfon_wq); + if (conf->flags & IEEE80211_CONF_PS) { + rtlpriv->psc.sw_ps_enabled = true; + /* sleep here is must, or we may recv the beacon and + * cause mac80211 into wrong ps state, this will cause + * power save nullfunc send fail, and further cause + * pkt loss, So sleep must quickly but not immediatly + * because that will cause nullfunc send by mac80211 + * fail, and cause pkt loss, we have tested that 5mA + * is worked very well */ + if (!rtlpriv->psc.multi_buffered) + queue_delayed_work(rtlpriv->works.rtl_wq, + &rtlpriv->works.ps_work, + MSECS(5)); + } else { + rtl_swlps_rf_awake(hw); + rtlpriv->psc.sw_ps_enabled = false; + } } if (changed & IEEE80211_CONF_CHANGE_RETRY_LIMITS) { @@ -257,7 +291,7 @@ static int rtl_op_config(struct ieee80211_hw *hw, u32 changed) case NL80211_CHAN_NO_HT: /* SC */ mac->cur_40_prime_sc = - PRIME_CHNL_OFFSET_DONT_CARE; + PRIME_CHNL_OFFSET_DONT_CARE; rtlphy->current_chan_bw = HT_CHANNEL_WIDTH_20; mac->bw_40 = false; break; @@ -265,7 +299,7 @@ static int rtl_op_config(struct ieee80211_hw *hw, u32 changed) /* SC */ mac->cur_40_prime_sc = PRIME_CHNL_OFFSET_UPPER; rtlphy->current_chan_bw = - HT_CHANNEL_WIDTH_20_40; + HT_CHANNEL_WIDTH_20_40; mac->bw_40 = true; /*wide channel */ @@ -276,7 +310,7 @@ static int rtl_op_config(struct ieee80211_hw *hw, u32 changed) /* SC */ mac->cur_40_prime_sc = PRIME_CHNL_OFFSET_LOWER; rtlphy->current_chan_bw = - HT_CHANNEL_WIDTH_20_40; + HT_CHANNEL_WIDTH_20_40; mac->bw_40 = true; /*wide channel */ @@ -286,16 +320,29 @@ static int rtl_op_config(struct ieee80211_hw *hw, u32 changed) default: mac->bw_40 = false; RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, - ("switch case not processed\n")); + ("switch case not processed\n")); break; } if (wide_chan <= 0) wide_chan = 1; + + /* In scanning, before we go offchannel we may send a ps=1 null + * to AP, and then we may send a ps = 0 null to AP quickly, but + * first null may have caused AP to put lots of packet to hw tx + * buffer. These packets must be tx'd before we go off channel + * so we must delay more time to let AP flush these packets + * before going offchannel, or dis-association or delete BA will + * happen by AP + */ + if (rtlpriv->mac80211.offchan_deley) { + rtlpriv->mac80211.offchan_deley = false; + mdelay(50); + } rtlphy->current_channel = wide_chan; - rtlpriv->cfg->ops->set_channel_access(hw); rtlpriv->cfg->ops->switch_channel(hw); + rtlpriv->cfg->ops->set_channel_access(hw); rtlpriv->cfg->ops->set_bw_mode(hw, hw->conf.channel_type); } @@ -343,27 +390,28 @@ static void rtl_op_configure_filter(struct ieee80211_hw *hw, } } - if (changed_flags & FIF_BCN_PRBRESP_PROMISC) { - /* - *TODO: BIT(5) is probe response BIT(8) is beacon - *TODO: Use define for BIT(5) and BIT(8) - */ - if (*new_flags & FIF_BCN_PRBRESP_PROMISC) - mac->rx_mgt_filter |= (BIT(5) | BIT(8)); - else - mac->rx_mgt_filter &= ~(BIT(5) | BIT(8)); + /* if ssid not set to hw don't check bssid + * here just used for linked scanning, & linked + * and nolink check bssid is set in set network_type */ + if ((changed_flags & FIF_BCN_PRBRESP_PROMISC) && + (mac->link_state >= MAC80211_LINKED)) { + if (mac->opmode != NL80211_IFTYPE_AP) { + if (*new_flags & FIF_BCN_PRBRESP_PROMISC) { + rtlpriv->cfg->ops->set_chk_bssid(hw, false); + } else { + rtlpriv->cfg->ops->set_chk_bssid(hw, true); + } + } } if (changed_flags & FIF_CONTROL) { if (*new_flags & FIF_CONTROL) { mac->rx_conf |= rtlpriv->cfg->maps[MAC_RCR_ACF]; - mac->rx_ctrl_filter |= RTL_SUPPORTED_CTRL_FILTER; RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, ("Enable receive control frame.\n")); } else { mac->rx_conf &= ~rtlpriv->cfg->maps[MAC_RCR_ACF]; - mac->rx_ctrl_filter &= ~RTL_SUPPORTED_CTRL_FILTER; RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, ("Disable receive control frame.\n")); } @@ -380,14 +428,54 @@ static void rtl_op_configure_filter(struct ieee80211_hw *hw, ("Disable receive other BSS's frame.\n")); } } - - rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_RCR, (u8 *) (&mac->rx_conf)); - rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_MGT_FILTER, - (u8 *) (&mac->rx_mgt_filter)); - rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_CTRL_FILTER, - (u8 *) (&mac->rx_ctrl_filter)); } +static int rtl_op_sta_add(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + struct rtl_priv *rtlpriv = rtl_priv(hw); + struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); + struct rtl_sta_info *sta_entry; + + if (sta) { + sta_entry = (struct rtl_sta_info *) sta->drv_priv; + if (rtlhal->current_bandtype == BAND_ON_2_4G) { + sta_entry->wireless_mode = WIRELESS_MODE_G; + if (sta->supp_rates[0] <= 0xf) + sta_entry->wireless_mode = WIRELESS_MODE_B; + if (sta->ht_cap.ht_supported == true) + sta_entry->wireless_mode = WIRELESS_MODE_N_24G; + } else if (rtlhal->current_bandtype == BAND_ON_5G) { + sta_entry->wireless_mode = WIRELESS_MODE_A; + if (sta->ht_cap.ht_supported == true) + sta_entry->wireless_mode = WIRELESS_MODE_N_24G; + } + + /* I found some times mac80211 give wrong supp_rates for adhoc*/ + if (rtlpriv->mac80211.opmode == NL80211_IFTYPE_ADHOC) + sta_entry->wireless_mode = WIRELESS_MODE_G; + RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG, + ("Add sta addr is "MAC_FMT"\n", MAC_ARG(sta->addr))); + rtlpriv->cfg->ops->update_rate_tbl(hw, sta, 0); + } + return 0; +} +static int rtl_op_sta_remove(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + struct ieee80211_sta *sta) +{ + struct rtl_priv *rtlpriv = rtl_priv(hw); + struct rtl_sta_info *sta_entry; + if (sta) { + RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG, + ("Remove sta addr is "MAC_FMT"\n", MAC_ARG(sta->addr))); + sta_entry = (struct rtl_sta_info *) sta->drv_priv; + sta_entry->wireless_mode = 0; + sta_entry->ratr_index = 0; + } + return 0; +} static int _rtl_get_hal_qnum(u16 queue) { int qnum; @@ -444,19 +532,18 @@ static void rtl_op_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_bss_conf *bss_conf, u32 changed) { struct rtl_priv *rtlpriv = rtl_priv(hw); + struct rtl_hal *rtlhal = rtl_hal(rtlpriv); struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); + struct ieee80211_sta *sta = NULL; mutex_lock(&rtlpriv->locks.conf_mutex); - if ((vif->type == NL80211_IFTYPE_ADHOC) || (vif->type == NL80211_IFTYPE_AP) || (vif->type == NL80211_IFTYPE_MESH_POINT)) { - if ((changed & BSS_CHANGED_BEACON) || (changed & BSS_CHANGED_BEACON_ENABLED && bss_conf->enable_beacon)) { - if (mac->beacon_enabled == 0) { RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG, ("BSS_CHANGED_BEACON_ENABLED\n")); @@ -468,8 +555,13 @@ static void rtl_op_bss_info_changed(struct ieee80211_hw *hw, rtlpriv->cfg->maps [RTL_IBSS_INT_MASKS], 0); + + if (rtlpriv->cfg->ops->linked_set_reg) + rtlpriv->cfg->ops->linked_set_reg(hw); } - } else { + } + if ((changed & BSS_CHANGED_BEACON_ENABLED && + !bss_conf->enable_beacon)) { if (mac->beacon_enabled == 1) { RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG, ("ADHOC DISABLE BEACON\n")); @@ -480,7 +572,6 @@ static void rtl_op_bss_info_changed(struct ieee80211_hw *hw, [RTL_IBSS_INT_MASKS]); } } - if (changed & BSS_CHANGED_BEACON_INT) { RT_TRACE(rtlpriv, COMP_BEACON, DBG_TRACE, ("BSS_CHANGED_BEACON_INT\n")); @@ -492,11 +583,25 @@ static void rtl_op_bss_info_changed(struct ieee80211_hw *hw, /*TODO: reference to enum ieee80211_bss_change */ if (changed & BSS_CHANGED_ASSOC) { if (bss_conf->assoc) { + /* we should reset all sec info & cam + * before set cam after linked, we should not + * reset in disassoc, that will cause tkip->wep + * fail because some flag will be wrong */ + /* reset sec info */ + rtl_cam_reset_sec_info(hw); + /* reset cam to fix wep fail issue + * when change from wpa to wep */ + rtl_cam_reset_all_entry(hw); + mac->link_state = MAC80211_LINKED; mac->cnt_after_linked = 0; mac->assoc_id = bss_conf->aid; memcpy(mac->bssid, bss_conf->bssid, 6); + if (rtlpriv->cfg->ops->linked_set_reg) + rtlpriv->cfg->ops->linked_set_reg(hw); + if (mac->opmode == NL80211_IFTYPE_STATION && sta) + rtlpriv->cfg->ops->update_rate_tbl(hw, sta, 0); RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG, ("BSS_CHANGED_ASSOC\n")); } else { @@ -505,9 +610,7 @@ static void rtl_op_bss_info_changed(struct ieee80211_hw *hw, mac->link_state = MAC80211_NOLINK; memset(mac->bssid, 0, 6); - - /* reset sec info */ - rtl_cam_reset_sec_info(hw); + mac->vendor = PEER_UNKNOWN; RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG, ("BSS_CHANGED_UN_ASSOC\n")); @@ -544,14 +647,10 @@ static void rtl_op_bss_info_changed(struct ieee80211_hw *hw, } if (changed & BSS_CHANGED_HT) { - struct ieee80211_sta *sta = NULL; - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE, ("BSS_CHANGED_HT\n")); - rcu_read_lock(); - sta = ieee80211_find_sta(mac->vif, mac->bssid); - + sta = get_sta(hw, vif, (u8 *)bss_conf->bssid); if (sta) { if (sta->ht_cap.ampdu_density > mac->current_ampdu_density) @@ -573,9 +672,7 @@ static void rtl_op_bss_info_changed(struct ieee80211_hw *hw, } if (changed & BSS_CHANGED_BSSID) { - struct ieee80211_sta *sta = NULL; u32 basic_rates; - u8 i; rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_BSSID, (u8 *) bss_conf->bssid); @@ -583,96 +680,65 @@ static void rtl_op_bss_info_changed(struct ieee80211_hw *hw, RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG, (MAC_FMT "\n", MAC_ARG(bss_conf->bssid))); + mac->vendor = PEER_UNKNOWN; memcpy(mac->bssid, bss_conf->bssid, 6); - if (is_valid_ether_addr(bss_conf->bssid)) { - switch (vif->type) { - case NL80211_IFTYPE_UNSPECIFIED: - break; - case NL80211_IFTYPE_ADHOC: - break; - case NL80211_IFTYPE_STATION: - break; - case NL80211_IFTYPE_AP: - break; - default: - RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, - ("switch case not process\n")); - break; - } - rtlpriv->cfg->ops->set_network_type(hw, vif->type); - } else - rtlpriv->cfg->ops->set_network_type(hw, - NL80211_IFTYPE_UNSPECIFIED); - - memset(mac->mcs, 0, 16); - mac->ht_enable = false; - mac->sgi_40 = false; - mac->sgi_20 = false; - - if (!bss_conf->use_short_slot) - mac->mode = WIRELESS_MODE_B; - else - mac->mode = WIRELESS_MODE_G; + rtlpriv->cfg->ops->set_network_type(hw, vif->type); rcu_read_lock(); - sta = ieee80211_find_sta(mac->vif, mac->bssid); + sta = get_sta(hw, vif, (u8 *)bss_conf->bssid); + if (!sta) { + rcu_read_unlock(); + goto out; + } - if (sta) { - if (sta->ht_cap.ht_supported) { + if (rtlhal->current_bandtype == BAND_ON_5G) { + mac->mode = WIRELESS_MODE_A; + } else { + if (sta->supp_rates[0] <= 0xf) + mac->mode = WIRELESS_MODE_B; + else + mac->mode = WIRELESS_MODE_G; + } + + if (sta->ht_cap.ht_supported) { + if (rtlhal->current_bandtype == BAND_ON_2_4G) mac->mode = WIRELESS_MODE_N_24G; - mac->ht_enable = true; - } + else + mac->mode = WIRELESS_MODE_N_5G; + } - if (mac->ht_enable) { - u16 ht_cap = sta->ht_cap.cap; - memcpy(mac->mcs, (u8 *) (&sta->ht_cap.mcs), 16); - - for (i = 0; i < 16; i++) - RT_TRACE(rtlpriv, COMP_MAC80211, - DBG_LOUD, ("%x ", - mac->mcs[i])); - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, - ("\n")); - - if (ht_cap & IEEE80211_HT_CAP_SGI_40) - mac->sgi_40 = true; - - if (ht_cap & IEEE80211_HT_CAP_SGI_20) - mac->sgi_20 = true; - - /* - * for cisco 1252 bw20 it's wrong - * if (ht_cap & - * IEEE80211_HT_CAP_SUP_WIDTH_20_40) { - * mac->bw_40 = true; - * } - */ - } + /* just station need it, because ibss & ap mode will + * set in sta_add, and will be NULL here */ + if (mac->opmode == NL80211_IFTYPE_STATION) { + struct rtl_sta_info *sta_entry; + sta_entry = (struct rtl_sta_info *) sta->drv_priv; + sta_entry->wireless_mode = mac->mode; + } + + if (sta->ht_cap.ht_supported) { + mac->ht_enable = true; + + /* + * for cisco 1252 bw20 it's wrong + * if (ht_cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40) { + * mac->bw_40 = true; + * } + * */ } - rcu_read_unlock(); - /*mac80211 just give us CCK rates any time - *So we add G rate in basic rates when - not in B mode*/ if (changed & BSS_CHANGED_BASIC_RATES) { - if (mac->mode == WIRELESS_MODE_B) - basic_rates = bss_conf->basic_rates | 0x00f; + /* for 5G must << RATE_6M_INDEX=4, + * because 5G have no cck rate*/ + if (rtlhal->current_bandtype == BAND_ON_5G) + basic_rates = sta->supp_rates[1] << 4; else - basic_rates = bss_conf->basic_rates | 0xff0; - - if (!vif) - goto out; + basic_rates = sta->supp_rates[0]; mac->basic_rates = basic_rates; rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_BASIC_RATE, (u8 *) (&basic_rates)); - - if (rtlpriv->dm.useramask) - rtlpriv->cfg->ops->update_rate_mask(hw, 0); - else - rtlpriv->cfg->ops->update_rate_table(hw); - } + rcu_read_unlock(); } /* @@ -758,16 +824,17 @@ static int rtl_op_ampdu_action(struct ieee80211_hw *hw, case IEEE80211_AMPDU_TX_START: RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE, ("IEEE80211_AMPDU_TX_START: TID:%d\n", tid)); - return rtl_tx_agg_start(hw, sta->addr, tid, ssn); + return rtl_tx_agg_start(hw, sta, tid, ssn); break; case IEEE80211_AMPDU_TX_STOP: RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE, ("IEEE80211_AMPDU_TX_STOP: TID:%d\n", tid)); - return rtl_tx_agg_stop(hw, sta->addr, tid); + return rtl_tx_agg_stop(hw, sta, tid); break; case IEEE80211_AMPDU_TX_OPERATIONAL: RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE, ("IEEE80211_AMPDU_TX_OPERATIONAL:TID:%d\n", tid)); + rtl_tx_agg_oper(hw, sta, tid); break; case IEEE80211_AMPDU_RX_START: RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE, @@ -797,8 +864,12 @@ static void rtl_op_sw_scan_start(struct ieee80211_hw *hw) if (mac->link_state == MAC80211_LINKED) { rtl_lps_leave(hw); mac->link_state = MAC80211_LINKED_SCANNING; - } else + } else { rtl_ips_nic_on(hw); + } + + /* Dual mac */ + rtlpriv->rtlhal.load_imrandiqk_setting_for2g = false; rtlpriv->cfg->ops->led_control(hw, LED_CTL_SITE_SURVEY); rtlpriv->cfg->ops->scan_operation_backup(hw, SCAN_OPT_BACKUP); @@ -810,22 +881,19 @@ static void rtl_op_sw_scan_complete(struct ieee80211_hw *hw) struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, ("\n")); - - rtlpriv->cfg->ops->scan_operation_backup(hw, SCAN_OPT_RESTORE); mac->act_scanning = false; + /* Dual mac */ + rtlpriv->rtlhal.load_imrandiqk_setting_for2g = false; + if (mac->link_state == MAC80211_LINKED_SCANNING) { mac->link_state = MAC80211_LINKED; - - /* fix fwlps issue */ - rtlpriv->cfg->ops->set_network_type(hw, mac->opmode); - - if (rtlpriv->dm.useramask) - rtlpriv->cfg->ops->update_rate_mask(hw, 0); - else - rtlpriv->cfg->ops->update_rate_table(hw); - + if (mac->opmode == NL80211_IFTYPE_STATION) { + /* fix fwlps issue */ + rtlpriv->cfg->ops->set_network_type(hw, mac->opmode); + } } + rtlpriv->cfg->ops->scan_operation_backup(hw, SCAN_OPT_RESTORE); } static int rtl_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, @@ -856,49 +924,73 @@ static int rtl_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, rtl_ips_nic_on(hw); mutex_lock(&rtlpriv->locks.conf_mutex); /* <1> get encryption alg */ + switch (key->cipher) { case WLAN_CIPHER_SUITE_WEP40: key_type = WEP40_ENCRYPTION; RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, ("alg:WEP40\n")); - rtlpriv->sec.use_defaultkey = true; break; case WLAN_CIPHER_SUITE_WEP104: RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, ("alg:WEP104\n")); key_type = WEP104_ENCRYPTION; - rtlpriv->sec.use_defaultkey = true; break; case WLAN_CIPHER_SUITE_TKIP: key_type = TKIP_ENCRYPTION; RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, ("alg:TKIP\n")); - if (mac->opmode == NL80211_IFTYPE_ADHOC) - rtlpriv->sec.use_defaultkey = true; break; case WLAN_CIPHER_SUITE_CCMP: key_type = AESCCMP_ENCRYPTION; RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, ("alg:CCMP\n")); - if (mac->opmode == NL80211_IFTYPE_ADHOC) - rtlpriv->sec.use_defaultkey = true; break; default: RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, ("alg_err:%x!!!!:\n", key->cipher)); goto out_unlock; } + if (key_type == WEP40_ENCRYPTION || + key_type == WEP104_ENCRYPTION || + mac->opmode == NL80211_IFTYPE_ADHOC) + rtlpriv->sec.use_defaultkey = true; + /* <2> get key_idx */ key_idx = (u8) (key->keyidx); if (key_idx > 3) goto out_unlock; /* <3> if pairwise key enable_hw_sec */ group_key = !(key->flags & IEEE80211_KEY_FLAG_PAIRWISE); - if ((!group_key) || (mac->opmode == NL80211_IFTYPE_ADHOC) || - rtlpriv->sec.pairwise_enc_algorithm == NO_ENCRYPTION) { - if (rtlpriv->sec.pairwise_enc_algorithm == NO_ENCRYPTION && - (key_type == WEP40_ENCRYPTION || - key_type == WEP104_ENCRYPTION)) - wep_only = true; - rtlpriv->sec.pairwise_enc_algorithm = key_type; - rtlpriv->cfg->ops->enable_hw_sec(hw); + + /* wep always be group key, but there are two conditions: + * 1) wep only: is just for wep enc, in this condition + * rtlpriv->sec.pairwise_enc_algorithm == NO_ENCRYPTION + * will be true & enable_hw_sec will be set when wep + * ke setting. + * 2) wep(group) + AES(pairwise): some AP like cisco + * may use it, in this condition enable_hw_sec will not + * be set when wep key setting */ + /* we must reset sec_info after lingked before set key, + * or some flag will be wrong*/ + if (mac->opmode == NL80211_IFTYPE_AP) { + if (!group_key || key_type == WEP40_ENCRYPTION || + key_type == WEP104_ENCRYPTION) { + if (group_key) + wep_only = true; + rtlpriv->cfg->ops->enable_hw_sec(hw); + } + } else { + if ((!group_key) || (mac->opmode == NL80211_IFTYPE_ADHOC) || + rtlpriv->sec.pairwise_enc_algorithm == NO_ENCRYPTION) { + if (rtlpriv->sec.pairwise_enc_algorithm == + NO_ENCRYPTION && + (key_type == WEP40_ENCRYPTION || + key_type == WEP104_ENCRYPTION)) + wep_only = true; + rtlpriv->sec.pairwise_enc_algorithm = key_type; + RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, + ("set enable_hw_sec, key_type:%x(OPEN:0 WEP40:1" + " TKIP:2 AES:4 WEP104:5)\n", key_type)); + rtlpriv->cfg->ops->enable_hw_sec(hw); + } } /* <4> set key based on cmd */ switch (cmd) { @@ -930,6 +1022,7 @@ static int rtl_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, if (!sta) { RT_ASSERT(false, ("pairwise key withnot" "mac_addr\n")); + err = -EOPNOTSUPP; goto out_unlock; } @@ -957,6 +1050,10 @@ static int rtl_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, ("disable key delete one entry\n")); /*set local buf about wep key. */ + if (mac->opmode == NL80211_IFTYPE_AP) { + if (sta) + rtl_cam_del_entry(hw, sta->addr); + } memset(rtlpriv->sec.key_buf[key_idx], 0, key->keylen); rtlpriv->sec.key_len[key_idx] = 0; memcpy(mac_addr, zero_addr, ETH_ALEN); @@ -1009,6 +1106,18 @@ static void rtl_op_rfkill_poll(struct ieee80211_hw *hw) mutex_unlock(&rtlpriv->locks.conf_mutex); } +/* this function is called by mac80211 to flush tx buffer + * before switch channle or power save, or tx buffer packet + * maybe send after offchannel or rf sleep, this may cause + * dis-association by AP */ +static void rtl_op_flush(struct ieee80211_hw *hw, bool drop) +{ + struct rtl_priv *rtlpriv = rtl_priv(hw); + + if (rtlpriv->intf_ops->flush) + rtlpriv->intf_ops->flush(hw, drop); +} + const struct ieee80211_ops rtl_ops = { .start = rtl_op_start, .stop = rtl_op_stop, @@ -1017,6 +1126,8 @@ const struct ieee80211_ops rtl_ops = { .remove_interface = rtl_op_remove_interface, .config = rtl_op_config, .configure_filter = rtl_op_configure_filter, + .sta_add = rtl_op_sta_add, + .sta_remove = rtl_op_sta_remove, .set_key = rtl_op_set_key, .conf_tx = rtl_op_conf_tx, .bss_info_changed = rtl_op_bss_info_changed, @@ -1028,4 +1139,5 @@ const struct ieee80211_ops rtl_ops = { .sw_scan_start = rtl_op_sw_scan_start, .sw_scan_complete = rtl_op_sw_scan_complete, .rfkill_poll = rtl_op_rfkill_poll, + .flush = rtl_op_flush, }; 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