diff options
Diffstat (limited to 'drivers/net/wireless/rtlwifi/core.c')
| -rw-r--r-- | drivers/net/wireless/rtlwifi/core.c | 926 |
1 files changed, 660 insertions, 266 deletions
diff --git a/drivers/net/wireless/rtlwifi/core.c b/drivers/net/wireless/rtlwifi/core.c index d6a924a0565..b1ed6d0796f 100644 --- a/drivers/net/wireless/rtlwifi/core.c +++ b/drivers/net/wireless/rtlwifi/core.c @@ -1,6 +1,6 @@ /****************************************************************************** * - * Copyright(c) 2009-2010 Realtek Corporation. + * Copyright(c) 2009-2012 Realtek Corporation. * * This program is free software; you can redistribute it and/or modify it * under the terms of version 2 of the GNU General Public License as @@ -24,18 +24,131 @@ * Hsinchu 300, Taiwan. * * Larry Finger <Larry.Finger@lwfinger.net> + * *****************************************************************************/ #include "wifi.h" #include "core.h" #include "cam.h" #include "base.h" +#include "pci.h" #include "ps.h" +#include <linux/export.h> + +void rtl_addr_delay(u32 addr) +{ + if (addr == 0xfe) + mdelay(50); + else if (addr == 0xfd) + mdelay(5); + else if (addr == 0xfc) + mdelay(1); + else if (addr == 0xfb) + udelay(50); + else if (addr == 0xfa) + udelay(5); + else if (addr == 0xf9) + udelay(1); +} +EXPORT_SYMBOL(rtl_addr_delay); + +void rtl_rfreg_delay(struct ieee80211_hw *hw, enum radio_path rfpath, u32 addr, + u32 mask, u32 data) +{ + if (addr == 0xfe) { + mdelay(50); + } else if (addr == 0xfd) { + mdelay(5); + } else if (addr == 0xfc) { + mdelay(1); + } else if (addr == 0xfb) { + udelay(50); + } else if (addr == 0xfa) { + udelay(5); + } else if (addr == 0xf9) { + udelay(1); + } else { + rtl_set_rfreg(hw, rfpath, addr, mask, data); + udelay(1); + } +} +EXPORT_SYMBOL(rtl_rfreg_delay); + +void rtl_bb_delay(struct ieee80211_hw *hw, u32 addr, u32 data) +{ + if (addr == 0xfe) { + mdelay(50); + } else if (addr == 0xfd) { + mdelay(5); + } else if (addr == 0xfc) { + mdelay(1); + } else if (addr == 0xfb) { + udelay(50); + } else if (addr == 0xfa) { + udelay(5); + } else if (addr == 0xf9) { + udelay(1); + } else { + rtl_set_bbreg(hw, addr, MASKDWORD, data); + udelay(1); + } +} +EXPORT_SYMBOL(rtl_bb_delay); + +void rtl_fw_cb(const struct firmware *firmware, void *context) +{ + struct ieee80211_hw *hw = context; + struct rtl_priv *rtlpriv = rtl_priv(hw); + int err; + + RT_TRACE(rtlpriv, COMP_ERR, DBG_LOUD, + "Firmware callback routine entered!\n"); + complete(&rtlpriv->firmware_loading_complete); + if (!firmware) { + if (rtlpriv->cfg->alt_fw_name) { + err = request_firmware(&firmware, + rtlpriv->cfg->alt_fw_name, + rtlpriv->io.dev); + pr_info("Loading alternative firmware %s\n", + rtlpriv->cfg->alt_fw_name); + if (!err) + goto found_alt; + } + pr_err("Firmware %s not available\n", rtlpriv->cfg->fw_name); + rtlpriv->max_fw_size = 0; + return; + } +found_alt: + if (firmware->size > rtlpriv->max_fw_size) { + RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, + "Firmware is too big!\n"); + release_firmware(firmware); + return; + } + memcpy(rtlpriv->rtlhal.pfirmware, firmware->data, firmware->size); + rtlpriv->rtlhal.fwsize = firmware->size; + release_firmware(firmware); + + err = ieee80211_register_hw(hw); + if (err) { + RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, + "Can't register mac80211 hw\n"); + return; + } else { + rtlpriv->mac80211.mac80211_registered = 1; + } + set_bit(RTL_STATUS_INTERFACE_START, &rtlpriv->status); + + /*init rfkill */ + rtl_init_rfkill(hw); +} +EXPORT_SYMBOL(rtl_fw_cb); + /*mutex for start & stop is must here. */ static int rtl_op_start(struct ieee80211_hw *hw) { - int err = 0; + int err; struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); @@ -45,10 +158,8 @@ static int rtl_op_start(struct ieee80211_hw *hw) return 0; mutex_lock(&rtlpriv->locks.conf_mutex); err = rtlpriv->intf_ops->adapter_start(hw); - if (err) - goto out; - rtl_watch_dog_timer_callback((unsigned long)hw); -out: + if (!err) + rtl_watch_dog_timer_callback((unsigned long)hw); mutex_unlock(&rtlpriv->locks.conf_mutex); return err; } @@ -63,15 +174,19 @@ static void rtl_op_stop(struct ieee80211_hw *hw) if (is_hal_stop(rtlhal)) return; + /* here is must, because adhoc do stop and start, + * but stop with RFOFF may cause something wrong, + * like adhoc TP + */ if (unlikely(ppsc->rfpwr_state == ERFOFF)) { rtl_ips_nic_on(hw); - mdelay(1); } mutex_lock(&rtlpriv->locks.conf_mutex); mac->link_state = MAC80211_NOLINK; - memset(mac->bssid, 0, 6); + memset(mac->bssid, 0, ETH_ALEN); + mac->vendor = PEER_UNKNOWN; /*reset sec info */ rtl_cam_reset_sec_info(hw); @@ -82,11 +197,15 @@ static void rtl_op_stop(struct ieee80211_hw *hw) mutex_unlock(&rtlpriv->locks.conf_mutex); } -static int rtl_op_tx(struct ieee80211_hw *hw, struct sk_buff *skb) +static void rtl_op_tx(struct ieee80211_hw *hw, + struct ieee80211_tx_control *control, + 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; @@ -94,14 +213,13 @@ static int rtl_op_tx(struct ieee80211_hw *hw, struct sk_buff *skb) if (!test_bit(RTL_STATUS_INTERFACE_START, &rtlpriv->status)) goto err_free; + if (!rtlpriv->intf_ops->waitq_insert(hw, control->sta, skb)) + rtlpriv->intf_ops->adapter_tx(hw, control->sta, skb, &tcb_desc); - rtlpriv->intf_ops->adapter_tx(hw, skb); - - return NETDEV_TX_OK; + return; err_free: dev_kfree_skb_any(skb); - return NETDEV_TX_OK; } static int rtl_op_add_interface(struct ieee80211_hw *hw, @@ -111,44 +229,90 @@ static int rtl_op_add_interface(struct ieee80211_hw *hw, struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); int err = 0; + vif->driver_flags |= IEEE80211_VIF_BEACON_FILTER; + if (mac->vif) { RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, - ("vif has been set!! mac->vif = 0x%p\n", mac->vif)); + "vif has been set!! mac->vif = 0x%p\n", mac->vif); return -EOPNOTSUPP; } rtl_ips_nic_on(hw); mutex_lock(&rtlpriv->locks.conf_mutex); - switch (vif->type) { + + switch (ieee80211_vif_type_p2p(vif)) { + case NL80211_IFTYPE_P2P_CLIENT: + mac->p2p = P2P_ROLE_CLIENT; + /*fall through*/ case NL80211_IFTYPE_STATION: if (mac->beacon_enabled == 1) { RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, - ("NL80211_IFTYPE_STATION\n")); + "NL80211_IFTYPE_STATION\n"); mac->beacon_enabled = 0; rtlpriv->cfg->ops->update_interrupt_mask(hw, 0, rtlpriv->cfg->maps [RTL_IBSS_INT_MASKS]); } + mac->link_state = MAC80211_LINKED; break; case NL80211_IFTYPE_ADHOC: RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, - ("NL80211_IFTYPE_ADHOC\n")); + "NL80211_IFTYPE_ADHOC\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; + case NL80211_IFTYPE_P2P_GO: + mac->p2p = P2P_ROLE_GO; + /*fall through*/ case NL80211_IFTYPE_AP: RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, - ("NL80211_IFTYPE_AP\n")); + "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; + case NL80211_IFTYPE_MESH_POINT: + RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, + "NL80211_IFTYPE_MESH_POINT\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, - ("operation mode %d is not support!\n", vif->type)); + "operation mode %d is not supported!\n", vif->type); err = -EOPNOTSUPP; goto out; } + if (mac->p2p) { + RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, + "p2p role %x\n", vif->type); + mac->basic_rates = 0xff0;/*disable cck rate for p2p*/ + rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_BASIC_RATE, + (u8 *)(&mac->basic_rates)); + } mac->vif = vif; mac->opmode = vif->type; rtlpriv->cfg->ops->set_network_type(hw, vif->type); @@ -169,9 +333,9 @@ static void rtl_op_remove_interface(struct ieee80211_hw *hw, mutex_lock(&rtlpriv->locks.conf_mutex); /* Free beacon resources */ - if ((mac->opmode == NL80211_IFTYPE_AP) || - (mac->opmode == NL80211_IFTYPE_ADHOC) || - (mac->opmode == NL80211_IFTYPE_MESH_POINT)) { + if ((vif->type == NL80211_IFTYPE_AP) || + (vif->type == NL80211_IFTYPE_ADHOC) || + (vif->type == NL80211_IFTYPE_MESH_POINT)) { if (mac->beacon_enabled == 1) { mac->beacon_enabled = 0; rtlpriv->cfg->ops->update_interrupt_mask(hw, 0, @@ -184,15 +348,31 @@ static void rtl_op_remove_interface(struct ieee80211_hw *hw, *Note: We assume NL80211_IFTYPE_UNSPECIFIED as *NO LINK for our hardware. */ + mac->p2p = 0; mac->vif = NULL; mac->link_state = MAC80211_NOLINK; - memset(mac->bssid, 0, 6); + memset(mac->bssid, 0, ETH_ALEN); + 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_change_interface(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, + enum nl80211_iftype new_type, bool p2p) +{ + struct rtl_priv *rtlpriv = rtl_priv(hw); + int ret; + rtl_op_remove_interface(hw, vif); + + vif->type = new_type; + vif->p2p = p2p; + ret = rtl_op_add_interface(hw, vif); + RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, + "p2p %x\n", p2p); + return ret; +} static int rtl_op_config(struct ieee80211_hw *hw, u32 changed) { @@ -202,10 +382,13 @@ static int rtl_op_config(struct ieee80211_hw *hw, u32 changed) struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); struct ieee80211_conf *conf = &hw->conf; + if (mac->skip_scan) + return 1; + mutex_lock(&rtlpriv->locks.conf_mutex); if (changed & IEEE80211_CONF_CHANGE_LISTEN_INTERVAL) { /*BIT(2)*/ RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, - ("IEEE80211_CONF_CHANGE_LISTEN_INTERVAL\n")); + "IEEE80211_CONF_CHANGE_LISTEN_INTERVAL\n"); } /*For IPS */ @@ -225,16 +408,31 @@ 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) { RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, - ("IEEE80211_CONF_CHANGE_RETRY_LIMITS %x\n", - hw->conf.long_frame_max_tx_count)); + "IEEE80211_CONF_CHANGE_RETRY_LIMITS %x\n", + hw->conf.long_frame_max_tx_count); mac->retry_long = hw->conf.long_frame_max_tx_count; mac->retry_short = hw->conf.long_frame_max_tx_count; rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_RETRY_LIMIT, @@ -243,9 +441,19 @@ static int rtl_op_config(struct ieee80211_hw *hw, u32 changed) } if (changed & IEEE80211_CONF_CHANGE_CHANNEL) { - struct ieee80211_channel *channel = hw->conf.channel; + struct ieee80211_channel *channel = hw->conf.chandef.chan; u8 wide_chan = (u8) channel->hw_value; + if (mac->act_scanning) + mac->n_channels++; + + if (rtlpriv->dm.supp_phymode_switch && + mac->link_state < MAC80211_LINKED && + !mac->act_scanning) { + if (rtlpriv->cfg->ops->chk_switch_dmdp) + rtlpriv->cfg->ops->chk_switch_dmdp(hw); + } + /* *because we should back channel to *current_network.chan in in scanning, @@ -255,12 +463,12 @@ static int rtl_op_config(struct ieee80211_hw *hw, u32 changed) *info for cisco1253 bw20, so we modify *it here based on UPPER & LOWER */ - switch (hw->conf.channel_type) { + switch (cfg80211_get_chandef_type(&hw->conf.chandef)) { case NL80211_CHAN_HT20: 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; @@ -268,7 +476,7 @@ 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 */ @@ -279,7 +487,7 @@ 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 */ @@ -289,18 +497,31 @@ 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 be caused by AP + */ + if (rtlpriv->mac80211.offchan_delay) { + rtlpriv->mac80211.offchan_delay = 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); + cfg80211_get_chandef_type(&hw->conf.chandef)); } mutex_unlock(&rtlpriv->locks.conf_mutex); @@ -314,81 +535,147 @@ static void rtl_op_configure_filter(struct ieee80211_hw *hw, { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); + u32 rx_conf; *new_flags &= RTL_SUPPORTED_FILTERS; if (!changed_flags) return; + /* 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 && + mac->opmode != NL80211_IFTYPE_MESH_POINT) { + if (*new_flags & FIF_BCN_PRBRESP_PROMISC) { + rtlpriv->cfg->ops->set_chk_bssid(hw, false); + } else { + rtlpriv->cfg->ops->set_chk_bssid(hw, true); + } + } + } + + /* must be called after set_chk_bssid since that function modifies the + * RCR register too. */ + rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_RCR, (u8 *)(&rx_conf)); + /*TODO: we disable broadcase now, so enable here */ if (changed_flags & FIF_ALLMULTI) { if (*new_flags & FIF_ALLMULTI) { - mac->rx_conf |= rtlpriv->cfg->maps[MAC_RCR_AM] | + rx_conf |= rtlpriv->cfg->maps[MAC_RCR_AM] | rtlpriv->cfg->maps[MAC_RCR_AB]; RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, - ("Enable receive multicast frame.\n")); + "Enable receive multicast frame\n"); } else { - mac->rx_conf &= ~(rtlpriv->cfg->maps[MAC_RCR_AM] | + rx_conf &= ~(rtlpriv->cfg->maps[MAC_RCR_AM] | rtlpriv->cfg->maps[MAC_RCR_AB]); RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, - ("Disable receive multicast frame.\n")); + "Disable receive multicast frame\n"); } } if (changed_flags & FIF_FCSFAIL) { if (*new_flags & FIF_FCSFAIL) { - mac->rx_conf |= rtlpriv->cfg->maps[MAC_RCR_ACRC32]; + rx_conf |= rtlpriv->cfg->maps[MAC_RCR_ACRC32]; RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, - ("Enable receive FCS error frame.\n")); + "Enable receive FCS error frame\n"); } else { - mac->rx_conf &= ~rtlpriv->cfg->maps[MAC_RCR_ACRC32]; + rx_conf &= ~rtlpriv->cfg->maps[MAC_RCR_ACRC32]; RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, - ("Disable receive FCS error frame.\n")); + "Disable receive FCS error frame\n"); } } - 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 (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; + rx_conf |= rtlpriv->cfg->maps[MAC_RCR_ACF]; RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, - ("Enable receive control frame.\n")); + "Enable receive control frame\n"); } else { - mac->rx_conf &= ~rtlpriv->cfg->maps[MAC_RCR_ACF]; - mac->rx_ctrl_filter &= ~RTL_SUPPORTED_CTRL_FILTER; + rx_conf &= ~rtlpriv->cfg->maps[MAC_RCR_ACF]; RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, - ("Disable receive control frame.\n")); + "Disable receive control frame\n"); } } if (changed_flags & FIF_OTHER_BSS) { if (*new_flags & FIF_OTHER_BSS) { - mac->rx_conf |= rtlpriv->cfg->maps[MAC_RCR_AAP]; + rx_conf |= rtlpriv->cfg->maps[MAC_RCR_AAP]; RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, - ("Enable receive other BSS's frame.\n")); + "Enable receive other BSS's frame\n"); } else { - mac->rx_conf &= ~rtlpriv->cfg->maps[MAC_RCR_AAP]; + rx_conf &= ~rtlpriv->cfg->maps[MAC_RCR_AAP]; RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, - ("Disable receive other BSS's frame.\n")); + "Disable receive other BSS's frame\n"); + } + } + + rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_RCR, (u8 *)(&rx_conf)); +} +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_mac *mac = rtl_mac(rtl_priv(hw)); + struct rtl_sta_info *sta_entry; + + if (sta) { + sta_entry = (struct rtl_sta_info *) sta->drv_priv; + spin_lock_bh(&rtlpriv->locks.entry_list_lock); + list_add_tail(&sta_entry->list, &rtlpriv->entry_list); + spin_unlock_bh(&rtlpriv->locks.entry_list_lock); + 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; + + if (vif->type == NL80211_IFTYPE_ADHOC) + sta_entry->wireless_mode = WIRELESS_MODE_G; + } 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; + + if (vif->type == NL80211_IFTYPE_ADHOC) + sta_entry->wireless_mode = WIRELESS_MODE_A; } + /*disable cck rate for p2p*/ + if (mac->p2p) + sta->supp_rates[0] &= 0xfffffff0; + + memcpy(sta_entry->mac_addr, sta->addr, ETH_ALEN); + RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG, + "Add sta addr is %pM\n", sta->addr); + rtlpriv->cfg->ops->update_rate_tbl(hw, sta, 0); } + return 0; +} - 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_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 %pM\n", sta->addr); + sta_entry = (struct rtl_sta_info *) sta->drv_priv; + sta_entry->wireless_mode = 0; + sta_entry->ratr_index = 0; + + spin_lock_bh(&rtlpriv->locks.entry_list_lock); + list_del(&sta_entry->list); + spin_unlock_bh(&rtlpriv->locks.entry_list_lock); + } + return 0; } static int _rtl_get_hal_qnum(u16 queue) @@ -416,10 +703,11 @@ static int _rtl_get_hal_qnum(u16 queue) } /* - *for mac80211 VO=0, VI=1, BE=2, BK=3 - *for rtl819x BE=0, BK=1, VI=2, VO=3 + *for mac80211 VO = 0, VI = 1, BE = 2, BK = 3 + *for rtl819x BE = 0, BK = 1, VI = 2, VO = 3 */ -static int rtl_op_conf_tx(struct ieee80211_hw *hw, u16 queue, +static int rtl_op_conf_tx(struct ieee80211_hw *hw, + struct ieee80211_vif *vif, u16 queue, const struct ieee80211_tx_queue_params *param) { struct rtl_priv *rtlpriv = rtl_priv(hw); @@ -428,15 +716,15 @@ static int rtl_op_conf_tx(struct ieee80211_hw *hw, u16 queue, if (queue >= AC_MAX) { RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, - ("queue number %d is incorrect!\n", queue)); + "queue number %d is incorrect!\n", queue); return -EINVAL; } aci = _rtl_get_hal_qnum(queue); mac->ac[aci].aifs = param->aifs; - mac->ac[aci].cw_min = param->cw_min; - mac->ac[aci].cw_max = param->cw_max; - mac->ac[aci].tx_op = param->txop; + mac->ac[aci].cw_min = cpu_to_le16(param->cw_min); + mac->ac[aci].cw_max = cpu_to_le16(param->cw_max); + mac->ac[aci].tx_op = cpu_to_le16(param->txop); memcpy(&mac->edca_param[aci], param, sizeof(*param)); rtlpriv->cfg->ops->set_qos(hw, aci); return 0; @@ -447,22 +735,21 @@ 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")); + "BSS_CHANGED_BEACON_ENABLED\n"); /*start hw beacon interrupt. */ /*rtlpriv->cfg->ops->set_bcn_reg(hw); */ @@ -471,11 +758,16 @@ 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")); + "ADHOC DISABLE BEACON\n"); mac->beacon_enabled = 0; rtlpriv->cfg->ops->update_interrupt_mask(hw, 0, @@ -483,10 +775,9 @@ 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")); + "BSS_CHANGED_BEACON_INT\n"); mac->beacon_interval = bss_conf->beacon_int; rtlpriv->cfg->ops->set_bcn_intv(hw); } @@ -495,47 +786,86 @@ 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) { + struct ieee80211_sta *sta = NULL; + /* 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); + memcpy(mac->bssid, bss_conf->bssid, ETH_ALEN); + + if (rtlpriv->cfg->ops->linked_set_reg) + rtlpriv->cfg->ops->linked_set_reg(hw); + rcu_read_lock(); + sta = ieee80211_find_sta(vif, (u8 *)bss_conf->bssid); + if (!sta) { + pr_err("ieee80211_find_sta returned NULL\n"); + rcu_read_unlock(); + goto out; + } + + if (vif->type == NL80211_IFTYPE_STATION && sta) + rtlpriv->cfg->ops->update_rate_tbl(hw, sta, 0); + RT_TRACE(rtlpriv, COMP_EASY_CONCURRENT, DBG_LOUD, + "send PS STATIC frame\n"); + if (rtlpriv->dm.supp_phymode_switch) { + if (sta->ht_cap.ht_supported) + rtl_send_smps_action(hw, sta, + IEEE80211_SMPS_STATIC); + } + rcu_read_unlock(); RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG, - ("BSS_CHANGED_ASSOC\n")); + "BSS_CHANGED_ASSOC\n"); } else { - if (mac->link_state == MAC80211_LINKED) - rtl_lps_leave(hw); + if (mac->link_state == MAC80211_LINKED) { + rtlpriv->enter_ps = false; + schedule_work(&rtlpriv->works.lps_change_work); + } + if (ppsc->p2p_ps_info.p2p_ps_mode > P2P_PS_NONE) + rtl_p2p_ps_cmd(hw, P2P_PS_DISABLE); mac->link_state = MAC80211_NOLINK; - memset(mac->bssid, 0, 6); + memset(mac->bssid, 0, ETH_ALEN); + mac->vendor = PEER_UNKNOWN; - /* reset sec info */ - rtl_cam_reset_sec_info(hw); + if (rtlpriv->dm.supp_phymode_switch) { + if (rtlpriv->cfg->ops->chk_switch_dmdp) + rtlpriv->cfg->ops->chk_switch_dmdp(hw); + } RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG, - ("BSS_CHANGED_UN_ASSOC\n")); + "BSS_CHANGED_UN_ASSOC\n"); } } if (changed & BSS_CHANGED_ERP_CTS_PROT) { RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE, - ("BSS_CHANGED_ERP_CTS_PROT\n")); + "BSS_CHANGED_ERP_CTS_PROT\n"); mac->use_cts_protect = bss_conf->use_cts_prot; } if (changed & BSS_CHANGED_ERP_PREAMBLE) { RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, - ("BSS_CHANGED_ERP_PREAMBLE use short preamble:%x\n", - bss_conf->use_short_preamble)); + "BSS_CHANGED_ERP_PREAMBLE use short preamble:%x\n", + bss_conf->use_short_preamble); mac->short_preamble = bss_conf->use_short_preamble; rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_ACK_PREAMBLE, - (u8 *) (&mac->short_preamble)); + &mac->short_preamble); } if (changed & BSS_CHANGED_ERP_SLOT) { RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE, - ("BSS_CHANGED_ERP_SLOT\n")); + "BSS_CHANGED_ERP_SLOT\n"); if (bss_conf->use_short_slot) mac->slot_time = RTL_SLOT_TIME_9; @@ -543,17 +873,13 @@ static void rtl_op_bss_info_changed(struct ieee80211_hw *hw, mac->slot_time = RTL_SLOT_TIME_20; rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_SLOT_TIME, - (u8 *) (&mac->slot_time)); + &mac->slot_time); } if (changed & BSS_CHANGED_HT) { - struct ieee80211_sta *sta = NULL; - - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE, - ("BSS_CHANGED_HT\n")); - - sta = ieee80211_find_sta(mac->vif, mac->bssid); - + RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE, "BSS_CHANGED_HT\n"); + rcu_read_lock(); + sta = get_sta(hw, vif, bss_conf->bssid); if (sta) { if (sta->ht_cap.ampdu_density > mac->current_ampdu_density) @@ -564,9 +890,10 @@ static void rtl_op_bss_info_changed(struct ieee80211_hw *hw, mac->current_ampdu_factor = sta->ht_cap.ampdu_factor; } + rcu_read_unlock(); rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_SHORTGI_DENSITY, - (u8 *) (&mac->max_mss_density)); + &mac->max_mss_density); rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_AMPDU_FACTOR, &mac->current_ampdu_factor); rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_AMPDU_MIN_SPACE, @@ -574,104 +901,73 @@ 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); - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG, - (MAC_FMT "\n", MAC_ARG(bss_conf->bssid))); - - 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; + RT_TRACE(rtlpriv, COMP_MAC80211, DBG_DMESG, "%pM\n", + bss_conf->bssid); - sta = ieee80211_find_sta(mac->vif, mac->bssid); + mac->vendor = PEER_UNKNOWN; + memcpy(mac->bssid, bss_conf->bssid, ETH_ALEN); + rtlpriv->cfg->ops->set_network_type(hw, vif->type); - if (sta) { - if (sta->ht_cap.ht_supported) { - mac->mode = WIRELESS_MODE_N_24G; - mac->ht_enable = true; - } + rcu_read_lock(); + sta = get_sta(hw, vif, bss_conf->bssid); + if (!sta) { + rcu_read_unlock(); + goto out; + } - 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; - * } - */ - } + 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; } - /*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; + if (sta->ht_cap.ht_supported) { + if (rtlhal->current_bandtype == BAND_ON_2_4G) + mac->mode = WIRELESS_MODE_N_24G; else - basic_rates = bss_conf->basic_rates | 0xff0; + mac->mode = WIRELESS_MODE_N_5G; + } - if (!vif) - goto out; + /* 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; + } - mac->basic_rates = basic_rates; - rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_BASIC_RATE, - (u8 *) (&basic_rates)); + 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; + * } + * */ + } - if (rtlpriv->dm.b_useramask) - rtlpriv->cfg->ops->update_rate_mask(hw, 0); + if (changed & BSS_CHANGED_BASIC_RATES) { + /* 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 - rtlpriv->cfg->ops->update_rate_table(hw); + 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)); } + rcu_read_unlock(); } /* @@ -681,29 +977,37 @@ static void rtl_op_bss_info_changed(struct ieee80211_hw *hw, */ if (changed & BSS_CHANGED_ASSOC) { if (bss_conf->assoc) { - if (ppsc->b_fwctrl_lps) { + if (ppsc->fwctrl_lps) { u8 mstatus = RT_MEDIA_CONNECT; + u8 keep_alive = 10; + rtlpriv->cfg->ops->set_hw_reg(hw, + HW_VAR_KEEP_ALIVE, + &keep_alive); + rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_H2C_FW_JOINBSSRPT, - (u8 *) (&mstatus)); + &mstatus); ppsc->report_linked = true; } } else { - if (ppsc->b_fwctrl_lps) { + if (ppsc->fwctrl_lps) { u8 mstatus = RT_MEDIA_DISCONNECT; rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_H2C_FW_JOINBSSRPT, - (u8 *)(&mstatus)); + &mstatus); ppsc->report_linked = false; } } + if (rtlpriv->cfg->ops->bt_wifi_media_status_notify) + rtlpriv->cfg->ops->bt_wifi_media_status_notify(hw, + ppsc->report_linked); } out: mutex_unlock(&rtlpriv->locks.conf_mutex); } -static u64 rtl_op_get_tsf(struct ieee80211_hw *hw) +static u64 rtl_op_get_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif) { struct rtl_priv *rtlpriv = rtl_priv(hw); u64 tsf; @@ -712,22 +1016,24 @@ static u64 rtl_op_get_tsf(struct ieee80211_hw *hw) return tsf; } -static void rtl_op_set_tsf(struct ieee80211_hw *hw, u64 tsf) +static void rtl_op_set_tsf(struct ieee80211_hw *hw, struct ieee80211_vif *vif, + u64 tsf) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); - u8 bibss = (mac->opmode == NL80211_IFTYPE_ADHOC) ? 1 : 0;; + u8 bibss = (mac->opmode == NL80211_IFTYPE_ADHOC) ? 1 : 0; mac->tsf = tsf; - rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_CORRECT_TSF, (u8 *) (&bibss)); + rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_CORRECT_TSF, &bibss); } -static void rtl_op_reset_tsf(struct ieee80211_hw *hw) +static void rtl_op_reset_tsf(struct ieee80211_hw *hw, + struct ieee80211_vif *vif) { struct rtl_priv *rtlpriv = rtl_priv(hw); u8 tmp = 0; - rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_DUAL_TSF_RST, (u8 *) (&tmp)); + rtlpriv->cfg->ops->set_hw_reg(hw, HW_VAR_DUAL_TSF_RST, &tmp); } static void rtl_op_sta_notify(struct ieee80211_hw *hw, @@ -748,36 +1054,39 @@ static void rtl_op_sta_notify(struct ieee80211_hw *hw, static int rtl_op_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif, enum ieee80211_ampdu_mlme_action action, - struct ieee80211_sta *sta, u16 tid, u16 * ssn) + struct ieee80211_sta *sta, u16 tid, u16 *ssn, + u8 buf_size) { struct rtl_priv *rtlpriv = rtl_priv(hw); switch (action) { 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); + "IEEE80211_AMPDU_TX_START: TID:%d\n", tid); + return rtl_tx_agg_start(hw, sta, tid, ssn); break; - case IEEE80211_AMPDU_TX_STOP: + case IEEE80211_AMPDU_TX_STOP_CONT: + case IEEE80211_AMPDU_TX_STOP_FLUSH: + case IEEE80211_AMPDU_TX_STOP_FLUSH_CONT: RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE, - ("IEEE80211_AMPDU_TX_STOP: TID:%d\n", tid)); - return rtl_tx_agg_stop(hw, sta->addr, tid); - break; + "IEEE80211_AMPDU_TX_STOP: TID:%d\n", tid); + return rtl_tx_agg_stop(hw, sta, tid); case IEEE80211_AMPDU_TX_OPERATIONAL: RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE, - ("IEEE80211_AMPDU_TX_OPERATIONAL:TID:%d\n", tid)); + "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, - ("IEEE80211_AMPDU_RX_START:TID:%d\n", tid)); - break; + "IEEE80211_AMPDU_RX_START:TID:%d\n", tid); + return rtl_rx_agg_start(hw, sta, tid); case IEEE80211_AMPDU_RX_STOP: RT_TRACE(rtlpriv, COMP_MAC80211, DBG_TRACE, - ("IEEE80211_AMPDU_RX_STOP:TID:%d\n", tid)); - break; + "IEEE80211_AMPDU_RX_STOP:TID:%d\n", tid); + return rtl_rx_agg_stop(hw, sta, tid); default: RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, - ("IEEE80211_AMPDU_ERR!!!!:\n")); + "IEEE80211_AMPDU_ERR!!!!:\n"); return -EOPNOTSUPP; } return 0; @@ -788,15 +1097,27 @@ static void rtl_op_sw_scan_start(struct ieee80211_hw *hw) struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); + RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, "\n"); mac->act_scanning = true; + if (rtlpriv->link_info.higher_busytraffic) { + mac->skip_scan = true; + return; + } - RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, ("\n")); - + if (rtlpriv->dm.supp_phymode_switch) { + if (rtlpriv->cfg->ops->chk_switch_dmdp) + rtlpriv->cfg->ops->chk_switch_dmdp(hw); + } if (mac->link_state == MAC80211_LINKED) { - rtl_lps_leave(hw); + rtlpriv->enter_ps = false; + schedule_work(&rtlpriv->works.lps_change_work); 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); @@ -807,23 +1128,30 @@ static void rtl_op_sw_scan_complete(struct ieee80211_hw *hw) struct rtl_priv *rtlpriv = rtl_priv(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); + RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, "\n"); mac->act_scanning = 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); + mac->skip_scan = false; + if (rtlpriv->link_info.higher_busytraffic) + return; - if (rtlpriv->dm.b_useramask) - rtlpriv->cfg->ops->update_rate_mask(hw, 0); - else - rtlpriv->cfg->ops->update_rate_table(hw); + /*p2p will use 1/6/11 to scan */ + if (mac->n_channels == 3) + mac->p2p_in_use = true; + else + mac->p2p_in_use = false; + mac->n_channels = 0; + /* Dual mac */ + rtlpriv->rtlhal.load_imrandiqk_setting_for2g = false; + if (mac->link_state == MAC80211_LINKED_SCANNING) { + mac->link_state = MAC80211_LINKED; + 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, @@ -839,71 +1167,107 @@ static int rtl_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, int err = 0; u8 mac_addr[ETH_ALEN]; u8 bcast_addr[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff }; - u8 zero_addr[ETH_ALEN] = { 0 }; if (rtlpriv->cfg->mod_params->sw_crypto || rtlpriv->sec.use_sw_sec) { RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, - ("not open hw encryption\n")); + "not open hw encryption\n"); return -ENOSPC; /*User disabled HW-crypto */ } + /* To support IBSS, use sw-crypto for GTK */ + if (((vif->type == NL80211_IFTYPE_ADHOC) || + (vif->type == NL80211_IFTYPE_MESH_POINT)) && + !(key->flags & IEEE80211_KEY_FLAG_PAIRWISE)) + return -ENOSPC; RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, - ("%s hardware based encryption for keyidx: %d, mac: %pM\n", - cmd == SET_KEY ? "Using" : "Disabling", key->keyidx, - sta ? sta->addr : bcast_addr)); + "%s hardware based encryption for keyidx: %d, mac: %pM\n", + cmd == SET_KEY ? "Using" : "Disabling", key->keyidx, + sta ? sta->addr : bcast_addr); rtlpriv->sec.being_setkey = true; 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; + RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, "alg:WEP40\n"); break; case WLAN_CIPHER_SUITE_WEP104: - RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, - ("alg:WEP104\n")); + 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; + RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, "alg:TKIP\n"); 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; + RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, "alg:CCMP\n"); break; + case WLAN_CIPHER_SUITE_AES_CMAC: + /*HW doesn't support CMAC encryption, use software CMAC */ + key_type = AESCMAC_ENCRYPTION; + RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, "alg:CMAC\n"); + RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, + "HW don't support CMAC encryption, use software CMAC\n"); + err = -EOPNOTSUPP; + goto out_unlock; default: - RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, - ("alg_err:%x!!!!:\n", key->cipher)); + 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 + * key 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 (vif->type == NL80211_IFTYPE_AP || + vif->type == NL80211_IFTYPE_MESH_POINT) { + 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) { case SET_KEY: if (wep_only) { RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, - ("set WEP(group/pairwise) key\n")); + "set WEP(group/pairwise) key\n"); /* Pairwise key with an assigned MAC address. */ rtlpriv->sec.pairwise_enc_algorithm = key_type; rtlpriv->sec.group_enc_algorithm = key_type; @@ -911,10 +1275,10 @@ static int rtl_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, memcpy(rtlpriv->sec.key_buf[key_idx], key->key, key->keylen); rtlpriv->sec.key_len[key_idx] = key->keylen; - memcpy(mac_addr, zero_addr, ETH_ALEN); + eth_zero_addr(mac_addr); } else if (group_key) { /* group key */ RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, - ("set group key\n")); + "set group key\n"); /* group key */ rtlpriv->sec.group_enc_algorithm = key_type; /*set local buf about group key. */ @@ -924,10 +1288,11 @@ static int rtl_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, memcpy(mac_addr, bcast_addr, ETH_ALEN); } else { /* pairwise key */ RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, - ("set pairwise key\n")); + "set pairwise key\n"); if (!sta) { - RT_ASSERT(false, ("pairwise key withnot" - "mac_addr\n")); + RT_ASSERT(false, + "pairwise key without mac_addr\n"); + err = -EOPNOTSUPP; goto out_unlock; } @@ -950,24 +1315,35 @@ static int rtl_op_set_key(struct ieee80211_hw *hw, enum set_key_cmd cmd, key->hw_key_idx = key_idx; if (key_type == TKIP_ENCRYPTION) key->flags |= IEEE80211_KEY_FLAG_GENERATE_MMIC; + /*use software CCMP encryption for management frames (MFP) */ + if (key_type == AESCCMP_ENCRYPTION) + key->flags |= IEEE80211_KEY_FLAG_SW_MGMT_TX; break; case DISABLE_KEY: RT_TRACE(rtlpriv, COMP_SEC, DBG_DMESG, - ("disable key delete one entry\n")); + "disable key delete one entry\n"); /*set local buf about wep key. */ + if (vif->type == NL80211_IFTYPE_AP || + vif->type == NL80211_IFTYPE_MESH_POINT) { + 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); + eth_zero_addr(mac_addr); /* *mac80211 will delete entrys one by one, *so don't use rtl_cam_reset_all_entry *or clear all entry here. */ rtl_cam_delete_one_entry(hw, mac_addr, key_idx); + + rtl_cam_reset_sec_info(hw); + break; default: RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, - ("cmd_err:%x!!!!:\n", cmd)); + "cmd_err:%x!!!!\n", cmd); } out_unlock: mutex_unlock(&rtlpriv->locks.conf_mutex); @@ -996,8 +1372,8 @@ static void rtl_op_rfkill_poll(struct ieee80211_hw *hw) rtlpriv->rfkill.rfkill_state = radio_state; RT_TRACE(rtlpriv, COMP_RF, DBG_DMESG, - (KERN_INFO "wireless radio switch turned %s\n", - radio_state ? "on" : "off")); + "wireless radio switch turned %s\n", + radio_state ? "on" : "off"); blocked = (rtlpriv->rfkill.rfkill_state == 1) ? 0 : 1; wiphy_rfkill_set_hw_state(hw->wiphy, blocked); @@ -1007,14 +1383,30 @@ 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 channel 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, struct ieee80211_vif *vif, + u32 queues, 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, .tx = rtl_op_tx, .add_interface = rtl_op_add_interface, .remove_interface = rtl_op_remove_interface, + .change_interface = rtl_op_change_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, @@ -1026,4 +1418,6 @@ 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, }; +EXPORT_SYMBOL_GPL(rtl_ops); |