diff options
Diffstat (limited to 'drivers/net/wireless/rtlwifi/base.c')
| -rw-r--r-- | drivers/net/wireless/rtlwifi/base.c | 720 |
1 files changed, 594 insertions, 126 deletions
diff --git a/drivers/net/wireless/rtlwifi/base.c b/drivers/net/wireless/rtlwifi/base.c index b259f807ad2..ccb6da38fe2 100644 --- a/drivers/net/wireless/rtlwifi/base.c +++ b/drivers/net/wireless/rtlwifi/base.c @@ -50,8 +50,9 @@ *3) functions called by core.c *4) wq & timer callback functions *5) frame process functions - *6) sysfs functions - *7) ... + *6) IOT functions + *7) sysfs functions + *8) ... */ /********************************************************* @@ -59,7 +60,7 @@ * mac80211 init functions * *********************************************************/ -static struct ieee80211_channel rtl_channeltable[] = { +static struct ieee80211_channel rtl_channeltable_2g[] = { {.center_freq = 2412, .hw_value = 1,}, {.center_freq = 2417, .hw_value = 2,}, {.center_freq = 2422, .hw_value = 3,}, @@ -76,7 +77,34 @@ static struct ieee80211_channel rtl_channeltable[] = { {.center_freq = 2484, .hw_value = 14,}, }; -static struct ieee80211_rate rtl_ratetable[] = { +static struct ieee80211_channel rtl_channeltable_5g[] = { + {.center_freq = 5180, .hw_value = 36,}, + {.center_freq = 5200, .hw_value = 40,}, + {.center_freq = 5220, .hw_value = 44,}, + {.center_freq = 5240, .hw_value = 48,}, + {.center_freq = 5260, .hw_value = 52,}, + {.center_freq = 5280, .hw_value = 56,}, + {.center_freq = 5300, .hw_value = 60,}, + {.center_freq = 5320, .hw_value = 64,}, + {.center_freq = 5500, .hw_value = 100,}, + {.center_freq = 5520, .hw_value = 104,}, + {.center_freq = 5540, .hw_value = 108,}, + {.center_freq = 5560, .hw_value = 112,}, + {.center_freq = 5580, .hw_value = 116,}, + {.center_freq = 5600, .hw_value = 120,}, + {.center_freq = 5620, .hw_value = 124,}, + {.center_freq = 5640, .hw_value = 128,}, + {.center_freq = 5660, .hw_value = 132,}, + {.center_freq = 5680, .hw_value = 136,}, + {.center_freq = 5700, .hw_value = 140,}, + {.center_freq = 5745, .hw_value = 149,}, + {.center_freq = 5765, .hw_value = 153,}, + {.center_freq = 5785, .hw_value = 157,}, + {.center_freq = 5805, .hw_value = 161,}, + {.center_freq = 5825, .hw_value = 165,}, +}; + +static struct ieee80211_rate rtl_ratetable_2g[] = { {.bitrate = 10, .hw_value = 0x00,}, {.bitrate = 20, .hw_value = 0x01,}, {.bitrate = 55, .hw_value = 0x02,}, @@ -91,18 +119,57 @@ static struct ieee80211_rate rtl_ratetable[] = { {.bitrate = 540, .hw_value = 0x0b,}, }; +static struct ieee80211_rate rtl_ratetable_5g[] = { + {.bitrate = 60, .hw_value = 0x04,}, + {.bitrate = 90, .hw_value = 0x05,}, + {.bitrate = 120, .hw_value = 0x06,}, + {.bitrate = 180, .hw_value = 0x07,}, + {.bitrate = 240, .hw_value = 0x08,}, + {.bitrate = 360, .hw_value = 0x09,}, + {.bitrate = 480, .hw_value = 0x0a,}, + {.bitrate = 540, .hw_value = 0x0b,}, +}; + static const struct ieee80211_supported_band rtl_band_2ghz = { .band = IEEE80211_BAND_2GHZ, - .channels = rtl_channeltable, - .n_channels = ARRAY_SIZE(rtl_channeltable), + .channels = rtl_channeltable_2g, + .n_channels = ARRAY_SIZE(rtl_channeltable_2g), + + .bitrates = rtl_ratetable_2g, + .n_bitrates = ARRAY_SIZE(rtl_ratetable_2g), + + .ht_cap = {0}, +}; + +static struct ieee80211_supported_band rtl_band_5ghz = { + .band = IEEE80211_BAND_5GHZ, + + .channels = rtl_channeltable_5g, + .n_channels = ARRAY_SIZE(rtl_channeltable_5g), - .bitrates = rtl_ratetable, - .n_bitrates = ARRAY_SIZE(rtl_ratetable), + .bitrates = rtl_ratetable_5g, + .n_bitrates = ARRAY_SIZE(rtl_ratetable_5g), .ht_cap = {0}, }; +static const u8 tid_to_ac[] = { + 2, /* IEEE80211_AC_BE */ + 3, /* IEEE80211_AC_BK */ + 3, /* IEEE80211_AC_BK */ + 2, /* IEEE80211_AC_BE */ + 1, /* IEEE80211_AC_VI */ + 1, /* IEEE80211_AC_VI */ + 0, /* IEEE80211_AC_VO */ + 0, /* IEEE80211_AC_VO */ +}; + +u8 rtl_tid_to_ac(struct ieee80211_hw *hw, u8 tid) +{ + return tid_to_ac[tid]; +} + static void _rtl_init_hw_ht_capab(struct ieee80211_hw *hw, struct ieee80211_sta_ht_cap *ht_cap) { @@ -115,6 +182,9 @@ static void _rtl_init_hw_ht_capab(struct ieee80211_hw *hw, IEEE80211_HT_CAP_SGI_20 | IEEE80211_HT_CAP_DSSSCCK40 | IEEE80211_HT_CAP_MAX_AMSDU; + if (rtlpriv->rtlhal.disable_amsdu_8k) + ht_cap->cap &= ~IEEE80211_HT_CAP_MAX_AMSDU; + /* *Maximum length of AMPDU that the STA can receive. *Length = 2 ^ (13 + max_ampdu_length_exp) - 1 (octets) @@ -159,37 +229,99 @@ static void _rtl_init_hw_ht_capab(struct ieee80211_hw *hw, static void _rtl_init_mac80211(struct ieee80211_hw *hw) { + struct rtl_priv *rtlpriv = rtl_priv(hw); + struct rtl_hal *rtlhal = rtl_hal(rtlpriv); struct rtl_mac *rtlmac = rtl_mac(rtl_priv(hw)); struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); struct ieee80211_supported_band *sband; - /* <1> use mac->bands as mem for hw->wiphy->bands */ - sband = &(rtlmac->bands[IEEE80211_BAND_2GHZ]); - /* - * <2> set hw->wiphy->bands[IEEE80211_BAND_2GHZ] - * to default value(1T1R) - */ - memcpy(&(rtlmac->bands[IEEE80211_BAND_2GHZ]), &rtl_band_2ghz, - sizeof(struct ieee80211_supported_band)); + if (rtlhal->macphymode == SINGLEMAC_SINGLEPHY && rtlhal->bandset == + BAND_ON_BOTH) { + /* 1: 2.4 G bands */ + /* <1> use mac->bands as mem for hw->wiphy->bands */ + sband = &(rtlmac->bands[IEEE80211_BAND_2GHZ]); - /* <3> init ht cap base on ant_num */ - _rtl_init_hw_ht_capab(hw, &sband->ht_cap); + /* <2> set hw->wiphy->bands[IEEE80211_BAND_2GHZ] + * to default value(1T1R) */ + memcpy(&(rtlmac->bands[IEEE80211_BAND_2GHZ]), &rtl_band_2ghz, + sizeof(struct ieee80211_supported_band)); - /* <4> set mac->sband to wiphy->sband */ - hw->wiphy->bands[IEEE80211_BAND_2GHZ] = sband; + /* <3> init ht cap base on ant_num */ + _rtl_init_hw_ht_capab(hw, &sband->ht_cap); + /* <4> set mac->sband to wiphy->sband */ + hw->wiphy->bands[IEEE80211_BAND_2GHZ] = sband; + + /* 2: 5 G bands */ + /* <1> use mac->bands as mem for hw->wiphy->bands */ + sband = &(rtlmac->bands[IEEE80211_BAND_5GHZ]); + + /* <2> set hw->wiphy->bands[IEEE80211_BAND_5GHZ] + * to default value(1T1R) */ + memcpy(&(rtlmac->bands[IEEE80211_BAND_5GHZ]), &rtl_band_5ghz, + sizeof(struct ieee80211_supported_band)); + + /* <3> init ht cap base on ant_num */ + _rtl_init_hw_ht_capab(hw, &sband->ht_cap); + + /* <4> set mac->sband to wiphy->sband */ + hw->wiphy->bands[IEEE80211_BAND_5GHZ] = sband; + } else { + if (rtlhal->current_bandtype == BAND_ON_2_4G) { + /* <1> use mac->bands as mem for hw->wiphy->bands */ + sband = &(rtlmac->bands[IEEE80211_BAND_2GHZ]); + + /* <2> set hw->wiphy->bands[IEEE80211_BAND_2GHZ] + * to default value(1T1R) */ + memcpy(&(rtlmac->bands[IEEE80211_BAND_2GHZ]), + &rtl_band_2ghz, + sizeof(struct ieee80211_supported_band)); + + /* <3> init ht cap base on ant_num */ + _rtl_init_hw_ht_capab(hw, &sband->ht_cap); + + /* <4> set mac->sband to wiphy->sband */ + hw->wiphy->bands[IEEE80211_BAND_2GHZ] = sband; + } else if (rtlhal->current_bandtype == BAND_ON_5G) { + /* <1> use mac->bands as mem for hw->wiphy->bands */ + sband = &(rtlmac->bands[IEEE80211_BAND_5GHZ]); + + /* <2> set hw->wiphy->bands[IEEE80211_BAND_5GHZ] + * to default value(1T1R) */ + memcpy(&(rtlmac->bands[IEEE80211_BAND_5GHZ]), + &rtl_band_5ghz, + sizeof(struct ieee80211_supported_band)); + + /* <3> init ht cap base on ant_num */ + _rtl_init_hw_ht_capab(hw, &sband->ht_cap); + + /* <4> set mac->sband to wiphy->sband */ + hw->wiphy->bands[IEEE80211_BAND_5GHZ] = sband; + } else { + RT_TRACE(rtlpriv, COMP_INIT, DBG_EMERG, + ("Err BAND %d\n", + rtlhal->current_bandtype)); + } + } /* <5> set hw caps */ hw->flags = IEEE80211_HW_SIGNAL_DBM | IEEE80211_HW_RX_INCLUDES_FCS | - IEEE80211_HW_BEACON_FILTER | IEEE80211_HW_AMPDU_AGGREGATION | /*PS*/ - /*IEEE80211_HW_SUPPORTS_PS | */ - /*IEEE80211_HW_PS_NULLFUNC_STACK | */ - /*IEEE80211_HW_SUPPORTS_DYNAMIC_PS | */ + IEEE80211_HW_BEACON_FILTER | + IEEE80211_HW_AMPDU_AGGREGATION | IEEE80211_HW_REPORTS_TX_ACK_STATUS | 0; + /* swlps or hwlps has been set in diff chip in init_sw_vars */ + if (rtlpriv->psc.swctrl_lps) + hw->flags |= IEEE80211_HW_SUPPORTS_PS | + IEEE80211_HW_PS_NULLFUNC_STACK | + /* IEEE80211_HW_SUPPORTS_DYNAMIC_PS | */ + 0; + hw->wiphy->interface_modes = - BIT(NL80211_IFTYPE_STATION) | BIT(NL80211_IFTYPE_ADHOC); + BIT(NL80211_IFTYPE_AP) | + BIT(NL80211_IFTYPE_STATION) | + BIT(NL80211_IFTYPE_ADHOC); hw->wiphy->rts_threshold = 2347; @@ -199,9 +331,10 @@ static void _rtl_init_mac80211(struct ieee80211_hw *hw) /* TODO: Correct this value for our hw */ /* TODO: define these hard code value */ hw->channel_change_time = 100; - hw->max_listen_interval = 5; + hw->max_listen_interval = 10; hw->max_rate_tries = 4; /* hw->max_rates = 1; */ + hw->sta_data_size = sizeof(struct rtl_sta_info); /* <6> mac address */ if (is_valid_ether_addr(rtlefuse->dev_addr)) { @@ -230,6 +363,10 @@ static void _rtl_init_deferred_work(struct ieee80211_hw *hw) (void *)rtl_watchdog_wq_callback); INIT_DELAYED_WORK(&rtlpriv->works.ips_nic_off_wq, (void *)rtl_ips_nic_off_wq_callback); + INIT_DELAYED_WORK(&rtlpriv->works.ps_work, + (void *)rtl_swlps_wq_callback); + INIT_DELAYED_WORK(&rtlpriv->works.ps_rfon_wq, + (void *)rtl_swlps_rfon_wq_callback); } @@ -241,6 +378,8 @@ void rtl_deinit_deferred_work(struct ieee80211_hw *hw) cancel_delayed_work(&rtlpriv->works.watchdog_wq); cancel_delayed_work(&rtlpriv->works.ips_nic_off_wq); + cancel_delayed_work(&rtlpriv->works.ps_work); + cancel_delayed_work(&rtlpriv->works.ps_rfon_wq); } void rtl_init_rfkill(struct ieee80211_hw *hw) @@ -310,6 +449,8 @@ int rtl_init_core(struct ieee80211_hw *hw) spin_lock_init(&rtlpriv->locks.rf_ps_lock); spin_lock_init(&rtlpriv->locks.rf_lock); spin_lock_init(&rtlpriv->locks.lps_lock); + spin_lock_init(&rtlpriv->locks.waitq_lock); + spin_lock_init(&rtlpriv->locks.cck_and_rw_pagea_lock); rtlmac->link_state = MAC80211_NOLINK; @@ -329,12 +470,6 @@ void rtl_init_rx_config(struct ieee80211_hw *hw) struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_RCR, (u8 *) (&mac->rx_conf)); - rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_MGT_FILTER, - (u8 *) (&mac->rx_mgt_filter)); - rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_CTRL_FILTER, - (u8 *) (&mac->rx_ctrl_filter)); - rtlpriv->cfg->ops->get_hw_reg(hw, HW_VAR_DATA_FILTER, - (u8 *) (&mac->rx_data_filter)); } /********************************************************* @@ -361,28 +496,40 @@ static void _rtl_qurey_shortpreamble_mode(struct ieee80211_hw *hw, } static void _rtl_query_shortgi(struct ieee80211_hw *hw, + struct ieee80211_sta *sta, struct rtl_tcb_desc *tcb_desc, struct ieee80211_tx_info *info) { struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); u8 rate_flag = info->control.rates[0].flags; - + u8 sgi_40 = 0, sgi_20 = 0, bw_40 = 0; tcb_desc->use_shortgi = false; - if (!mac->ht_enable) + if (sta == NULL) return; - if (!mac->sgi_40 && !mac->sgi_20) + sgi_40 = sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_40; + sgi_20 = sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20; + + if (!(sta->ht_cap.ht_supported)) + return; + + if (!sgi_40 && !sgi_20) return; - if ((mac->bw_40 == true) && mac->sgi_40) + if (mac->opmode == NL80211_IFTYPE_STATION) + bw_40 = mac->bw_40; + else if (mac->opmode == NL80211_IFTYPE_AP || + mac->opmode == NL80211_IFTYPE_ADHOC) + bw_40 = sta->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40; + + if ((bw_40 == true) && sgi_40) tcb_desc->use_shortgi = true; - else if ((mac->bw_40 == false) && mac->sgi_20) + else if ((bw_40 == false) && sgi_20) tcb_desc->use_shortgi = true; if (!(rate_flag & IEEE80211_TX_RC_SHORT_GI)) tcb_desc->use_shortgi = false; - } static void _rtl_query_protection_mode(struct ieee80211_hw *hw, @@ -410,19 +557,25 @@ static void _rtl_query_protection_mode(struct ieee80211_hw *hw, tcb_desc->rts_enable = true; tcb_desc->rts_rate = rtlpriv->cfg->maps[RTL_RC_OFDM_RATE24M]; } - } static void _rtl_txrate_selectmode(struct ieee80211_hw *hw, + struct ieee80211_sta *sta, struct rtl_tcb_desc *tcb_desc) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); + struct rtl_sta_info *sta_entry = NULL; + u8 ratr_index = 7; + if (sta) { + sta_entry = (struct rtl_sta_info *) sta->drv_priv; + ratr_index = sta_entry->ratr_index; + } if (!tcb_desc->disable_ratefallback || !tcb_desc->use_driver_rate) { - if (mac->opmode == NL80211_IFTYPE_STATION) + if (mac->opmode == NL80211_IFTYPE_STATION) { tcb_desc->ratr_index = 0; - else if (mac->opmode == NL80211_IFTYPE_ADHOC) { + } else if (mac->opmode == NL80211_IFTYPE_ADHOC) { if (tcb_desc->multicast || tcb_desc->broadcast) { tcb_desc->hw_rate = rtlpriv->cfg->maps[RTL_RC_CCK_RATE2M]; @@ -430,36 +583,61 @@ static void _rtl_txrate_selectmode(struct ieee80211_hw *hw, } else { /* TODO */ } + tcb_desc->ratr_index = ratr_index; + } else if (mac->opmode == NL80211_IFTYPE_AP) { + tcb_desc->ratr_index = ratr_index; } } if (rtlpriv->dm.useramask) { - /* TODO adhoc and station handled differently in the future */ - tcb_desc->mac_id = 0; - - if ((mac->mode == WIRELESS_MODE_N_24G) || - (mac->mode == WIRELESS_MODE_N_5G)) { - tcb_desc->ratr_index = RATR_INX_WIRELESS_NGB; - } else if (mac->mode & WIRELESS_MODE_G) { - tcb_desc->ratr_index = RATR_INX_WIRELESS_GB; - } else if (mac->mode & WIRELESS_MODE_B) { - tcb_desc->ratr_index = RATR_INX_WIRELESS_B; + /* TODO we will differentiate adhoc and station futrue */ + if (mac->opmode == NL80211_IFTYPE_STATION) { + tcb_desc->mac_id = 0; + + if (mac->mode == WIRELESS_MODE_N_24G) + tcb_desc->ratr_index = RATR_INX_WIRELESS_NGB; + else if (mac->mode == WIRELESS_MODE_N_5G) + tcb_desc->ratr_index = RATR_INX_WIRELESS_NG; + else if (mac->mode & WIRELESS_MODE_G) + tcb_desc->ratr_index = RATR_INX_WIRELESS_GB; + else if (mac->mode & WIRELESS_MODE_B) + tcb_desc->ratr_index = RATR_INX_WIRELESS_B; + else if (mac->mode & WIRELESS_MODE_A) + tcb_desc->ratr_index = RATR_INX_WIRELESS_G; + } else if (mac->opmode == NL80211_IFTYPE_AP || + mac->opmode == NL80211_IFTYPE_ADHOC) { + if (NULL != sta) { + if (sta->aid > 0) + tcb_desc->mac_id = sta->aid + 1; + else + tcb_desc->mac_id = 1; + } else { + tcb_desc->mac_id = 0; + } } } } static void _rtl_query_bandwidth_mode(struct ieee80211_hw *hw, + struct ieee80211_sta *sta, struct rtl_tcb_desc *tcb_desc) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); tcb_desc->packet_bw = false; - - if (!mac->bw_40 || !mac->ht_enable) + if (!sta) return; - + if (mac->opmode == NL80211_IFTYPE_AP || + mac->opmode == NL80211_IFTYPE_ADHOC) { + if (!(sta->ht_cap.ht_supported) || + !(sta->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40)) + return; + } else if (mac->opmode == NL80211_IFTYPE_STATION) { + if (!mac->bw_40 || !(sta->ht_cap.ht_supported)) + return; + } if (tcb_desc->multicast || tcb_desc->broadcast) return; @@ -486,22 +664,21 @@ static u8 _rtl_get_highest_n_rate(struct ieee80211_hw *hw) void rtl_get_tcb_desc(struct ieee80211_hw *hw, struct ieee80211_tx_info *info, + struct ieee80211_sta *sta, struct sk_buff *skb, struct rtl_tcb_desc *tcb_desc) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_mac *rtlmac = rtl_mac(rtl_priv(hw)); - struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)(skb->data); + struct ieee80211_hdr *hdr = rtl_get_hdr(skb); struct ieee80211_rate *txrate; __le16 fc = hdr->frame_control; - memset(tcb_desc, 0, sizeof(struct rtl_tcb_desc)); + txrate = ieee80211_get_tx_rate(hw, info); + tcb_desc->hw_rate = txrate->hw_value; if (ieee80211_is_data(fc)) { - txrate = ieee80211_get_tx_rate(hw, info); - tcb_desc->hw_rate = txrate->hw_value; - /* - *we set data rate RTL_RC_CCK_RATE1M + *we set data rate INX 0 *in rtl_rc.c if skb is special data or *mgt which need low data rate. */ @@ -510,12 +687,11 @@ void rtl_get_tcb_desc(struct ieee80211_hw *hw, *So tcb_desc->hw_rate is just used for *special data and mgt frames */ - if (tcb_desc->hw_rate < rtlpriv->cfg->maps[RTL_RC_CCK_RATE11M]) { + if (info->control.rates[0].idx == 0 && + ieee80211_is_nullfunc(fc)) { tcb_desc->use_driver_rate = true; - tcb_desc->ratr_index = 7; + tcb_desc->ratr_index = RATR_INX_WIRELESS_MC; - tcb_desc->hw_rate = - rtlpriv->cfg->maps[RTL_RC_CCK_RATE1M]; tcb_desc->disable_ratefallback = 1; } else { /* @@ -525,7 +701,7 @@ void rtl_get_tcb_desc(struct ieee80211_hw *hw, *and N rate will all be controlled by FW *when tcb_desc->use_driver_rate = false */ - if (rtlmac->ht_enable) { + if (sta && (sta->ht_cap.ht_supported)) { tcb_desc->hw_rate = _rtl_get_highest_n_rate(hw); } else { if (rtlmac->mode == WIRELESS_MODE_B) { @@ -543,43 +719,25 @@ void rtl_get_tcb_desc(struct ieee80211_hw *hw, else if (is_broadcast_ether_addr(ieee80211_get_DA(hdr))) tcb_desc->broadcast = 1; - _rtl_txrate_selectmode(hw, tcb_desc); - _rtl_query_bandwidth_mode(hw, tcb_desc); + _rtl_txrate_selectmode(hw, sta, tcb_desc); + _rtl_query_bandwidth_mode(hw, sta, tcb_desc); _rtl_qurey_shortpreamble_mode(hw, tcb_desc, info); - _rtl_query_shortgi(hw, tcb_desc, info); + _rtl_query_shortgi(hw, sta, tcb_desc, info); _rtl_query_protection_mode(hw, tcb_desc, info); } else { tcb_desc->use_driver_rate = true; - tcb_desc->ratr_index = 7; + tcb_desc->ratr_index = RATR_INX_WIRELESS_MC; tcb_desc->disable_ratefallback = 1; tcb_desc->mac_id = 0; - - tcb_desc->hw_rate = rtlpriv->cfg->maps[RTL_RC_CCK_RATE1M]; + tcb_desc->packet_bw = false; } } EXPORT_SYMBOL(rtl_get_tcb_desc); -bool rtl_tx_mgmt_proc(struct ieee80211_hw *hw, struct sk_buff *skb) -{ - struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); - struct rtl_priv *rtlpriv = rtl_priv(hw); - struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)(skb->data); - __le16 fc = hdr->frame_control; - - if (ieee80211_is_auth(fc)) { - RT_TRACE(rtlpriv, COMP_SEND, DBG_DMESG, ("MAC80211_LINKING\n")); - rtl_ips_nic_on(hw); - - mac->link_state = MAC80211_LINKING; - } - - return true; -} - bool rtl_action_proc(struct ieee80211_hw *hw, struct sk_buff *skb, u8 is_tx) { struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); - struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)(skb->data); + struct ieee80211_hdr *hdr = rtl_get_hdr(skb); struct rtl_priv *rtlpriv = rtl_priv(hw); __le16 fc = hdr->frame_control; u8 *act = (u8 *) (((u8 *) skb->data + MAC80211_3ADDR_LEN)); @@ -624,9 +782,8 @@ bool rtl_action_proc(struct ieee80211_hw *hw, struct sk_buff *skb, u8 is_tx) u8 rtl_is_special_data(struct ieee80211_hw *hw, struct sk_buff *skb, u8 is_tx) { struct rtl_priv *rtlpriv = rtl_priv(hw); - struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)(skb->data); struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); - __le16 fc = hdr->frame_control; + __le16 fc = rtl_get_fc(skb); u16 ether_type; u8 mac_hdr_len = ieee80211_get_hdrlen_from_skb(skb); const struct iphdr *ip; @@ -634,12 +791,11 @@ u8 rtl_is_special_data(struct ieee80211_hw *hw, struct sk_buff *skb, u8 is_tx) if (!ieee80211_is_data(fc)) return false; - if (ieee80211_is_nullfunc(fc)) - return true; ip = (struct iphdr *)((u8 *) skb->data + mac_hdr_len + SNAP_SIZE + PROTOC_TYPE_SIZE); ether_type = *(u16 *) ((u8 *) skb->data + mac_hdr_len + SNAP_SIZE); + /* ether_type = ntohs(ether_type); */ if (ETH_P_IP == ether_type) { if (IPPROTO_UDP == ip->protocol) { @@ -696,61 +852,92 @@ u8 rtl_is_special_data(struct ieee80211_hw *hw, struct sk_buff *skb, u8 is_tx) * functions called by core.c * *********************************************************/ -int rtl_tx_agg_start(struct ieee80211_hw *hw, const u8 *ra, u16 tid, u16 *ssn) +int rtl_tx_agg_start(struct ieee80211_hw *hw, + struct ieee80211_sta *sta, u16 tid, u16 *ssn) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_tid_data *tid_data; struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); + struct rtl_sta_info *sta_entry = NULL; - RT_TRACE(rtlpriv, COMP_SEND, DBG_DMESG, - ("on ra = %pM tid = %d\n", ra, tid)); + if (sta == NULL) + return -EINVAL; if (unlikely(tid >= MAX_TID_COUNT)) return -EINVAL; - if (mac->tids[tid].agg.agg_state != RTL_AGG_OFF) { - RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, - ("Start AGG when state is not RTL_AGG_OFF !\n")); + sta_entry = (struct rtl_sta_info *)sta->drv_priv; + if (!sta_entry) return -ENXIO; - } - - tid_data = &mac->tids[tid]; - *ssn = SEQ_TO_SN(tid_data->seq_number); + tid_data = &sta_entry->tids[tid]; RT_TRACE(rtlpriv, COMP_SEND, DBG_DMESG, - ("HW queue is empty tid:%d\n", tid)); - tid_data->agg.agg_state = RTL_AGG_ON; + ("on ra = %pM tid = %d seq:%d\n", sta->addr, tid, + tid_data->seq_number)); + + *ssn = tid_data->seq_number; + tid_data->agg.agg_state = RTL_AGG_START; - ieee80211_start_tx_ba_cb_irqsafe(mac->vif, ra, tid); + ieee80211_start_tx_ba_cb_irqsafe(mac->vif, sta->addr, tid); return 0; } -int rtl_tx_agg_stop(struct ieee80211_hw *hw, const u8 * ra, u16 tid) +int rtl_tx_agg_stop(struct ieee80211_hw *hw, + struct ieee80211_sta *sta, u16 tid) { - int ssn = -1; struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); struct rtl_tid_data *tid_data; + struct rtl_sta_info *sta_entry = NULL; - if (!ra) { + if (sta == NULL) + return -EINVAL; + + if (!sta->addr) { RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, ("ra = NULL\n")); return -EINVAL; } + RT_TRACE(rtlpriv, COMP_SEND, DBG_DMESG, + ("on ra = %pM tid = %d\n", sta->addr, tid)); + if (unlikely(tid >= MAX_TID_COUNT)) return -EINVAL; - if (mac->tids[tid].agg.agg_state != RTL_AGG_ON) - RT_TRACE(rtlpriv, COMP_ERR, DBG_WARNING, - ("Stopping AGG while state not ON or starting\n")); + sta_entry = (struct rtl_sta_info *)sta->drv_priv; + tid_data = &sta_entry->tids[tid]; + sta_entry->tids[tid].agg.agg_state = RTL_AGG_STOP; + + ieee80211_stop_tx_ba_cb_irqsafe(mac->vif, sta->addr, tid); + + return 0; +} + +int rtl_tx_agg_oper(struct ieee80211_hw *hw, + struct ieee80211_sta *sta, u16 tid) +{ + struct rtl_priv *rtlpriv = rtl_priv(hw); + struct rtl_tid_data *tid_data; + struct rtl_sta_info *sta_entry = NULL; + + if (sta == NULL) + return -EINVAL; + + if (!sta->addr) { + RT_TRACE(rtlpriv, COMP_ERR, DBG_EMERG, ("ra = NULL\n")); + return -EINVAL; + } - tid_data = &mac->tids[tid]; - ssn = (tid_data->seq_number & IEEE80211_SCTL_SEQ) >> 4; + RT_TRACE(rtlpriv, COMP_SEND, DBG_DMESG, + ("on ra = %pM tid = %d\n", sta->addr, tid)); - mac->tids[tid].agg.agg_state = RTL_AGG_OFF; + if (unlikely(tid >= MAX_TID_COUNT)) + return -EINVAL; - ieee80211_stop_tx_ba_cb_irqsafe(mac->vif, ra, tid); + sta_entry = (struct rtl_sta_info *)sta->drv_priv; + tid_data = &sta_entry->tids[tid]; + sta_entry->tids[tid].agg.agg_state = RTL_AGG_OPERATIONAL; return 0; } @@ -769,18 +956,16 @@ void rtl_watchdog_wq_callback(void *data) 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)); - bool busytraffic = false; bool higher_busytraffic = false; bool higher_busyrxtraffic = false; - bool higher_busytxtraffic = false; - - u8 idx = 0; + u8 idx, tid; u32 rx_cnt_inp4eriod = 0; u32 tx_cnt_inp4eriod = 0; u32 aver_rx_cnt_inperiod = 0; u32 aver_tx_cnt_inperiod = 0; - + u32 aver_tidtx_inperiod[MAX_TID_COUNT] = {0}; + u32 tidtx_inp4eriod[MAX_TID_COUNT] = {0}; bool enter_ps = false; if (is_hal_stop(rtlhal)) @@ -794,9 +979,6 @@ void rtl_watchdog_wq_callback(void *data) mac->cnt_after_linked = 0; } - /* <2> DM */ - rtlpriv->cfg->ops->dm_watchdog(hw); - /* *<3> to check if traffic busy, if * busytraffic we don't change channel @@ -835,8 +1017,27 @@ void rtl_watchdog_wq_callback(void *data) /* Extremely high Rx data. */ if (aver_rx_cnt_inperiod > 5000) higher_busyrxtraffic = true; + } + + /* check every tid's tx traffic */ + for (tid = 0; tid <= 7; tid++) { + for (idx = 0; idx <= 2; idx++) + rtlpriv->link_info.tidtx_in4period[tid][idx] = + rtlpriv->link_info.tidtx_in4period[tid] + [idx + 1]; + rtlpriv->link_info.tidtx_in4period[tid][3] = + rtlpriv->link_info.tidtx_inperiod[tid]; + + for (idx = 0; idx <= 3; idx++) + tidtx_inp4eriod[tid] += + rtlpriv->link_info.tidtx_in4period[tid][idx]; + aver_tidtx_inperiod[tid] = tidtx_inp4eriod[tid] / 4; + if (aver_tidtx_inperiod[tid] > 5000) + rtlpriv->link_info.higher_busytxtraffic[tid] = + true; else - higher_busytxtraffic = false; + rtlpriv->link_info.higher_busytxtraffic[tid] = + false; } if (((rtlpriv->link_info.num_rx_inperiod + @@ -855,11 +1056,15 @@ void rtl_watchdog_wq_callback(void *data) rtlpriv->link_info.num_rx_inperiod = 0; rtlpriv->link_info.num_tx_inperiod = 0; + for (tid = 0; tid <= 7; tid++) + rtlpriv->link_info.tidtx_inperiod[tid] = 0; rtlpriv->link_info.busytraffic = busytraffic; rtlpriv->link_info.higher_busytraffic = higher_busytraffic; rtlpriv->link_info.higher_busyrxtraffic = higher_busyrxtraffic; + /* <3> DM */ + rtlpriv->cfg->ops->dm_watchdog(hw); } void rtl_watch_dog_timer_callback(unsigned long data) @@ -876,6 +1081,268 @@ void rtl_watch_dog_timer_callback(unsigned long data) /********************************************************* * + * frame process functions + * + *********************************************************/ +u8 *rtl_find_ie(u8 *data, unsigned int len, u8 ie) +{ + struct ieee80211_mgmt *mgmt = (void *)data; + u8 *pos, *end; + + pos = (u8 *)mgmt->u.beacon.variable; + end = data + len; + while (pos < end) { + if (pos + 2 + pos[1] > end) + return NULL; + + if (pos[0] == ie) + return pos; + + pos += 2 + pos[1]; + } + return NULL; +} + +/* when we use 2 rx ants we send IEEE80211_SMPS_OFF */ +/* when we use 1 rx ant we send IEEE80211_SMPS_STATIC */ +static struct sk_buff *rtl_make_smps_action(struct ieee80211_hw *hw, + enum ieee80211_smps_mode smps, u8 *da, u8 *bssid) +{ + struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw)); + struct sk_buff *skb; + struct ieee80211_mgmt *action_frame; + + /* 27 = header + category + action + smps mode */ + skb = dev_alloc_skb(27 + hw->extra_tx_headroom); + if (!skb) + return NULL; + + skb_reserve(skb, hw->extra_tx_headroom); + action_frame = (void *)skb_put(skb, 27); + memset(action_frame, 0, 27); + memcpy(action_frame->da, da, ETH_ALEN); + memcpy(action_frame->sa, rtlefuse->dev_addr, ETH_ALEN); + memcpy(action_frame->bssid, bssid, ETH_ALEN); + action_frame->frame_control = cpu_to_le16(IEEE80211_FTYPE_MGMT | + IEEE80211_STYPE_ACTION); + action_frame->u.action.category = WLAN_CATEGORY_HT; + action_frame->u.action.u.ht_smps.action = WLAN_HT_ACTION_SMPS; + switch (smps) { + case IEEE80211_SMPS_AUTOMATIC:/* 0 */ + case IEEE80211_SMPS_NUM_MODES:/* 4 */ + WARN_ON(1); + case IEEE80211_SMPS_OFF:/* 1 */ /*MIMO_PS_NOLIMIT*/ + action_frame->u.action.u.ht_smps.smps_control = + WLAN_HT_SMPS_CONTROL_DISABLED;/* 0 */ + break; + case IEEE80211_SMPS_STATIC:/* 2 */ /*MIMO_PS_STATIC*/ + action_frame->u.action.u.ht_smps.smps_control = + WLAN_HT_SMPS_CONTROL_STATIC;/* 1 */ + break; + case IEEE80211_SMPS_DYNAMIC:/* 3 */ /*MIMO_PS_DYNAMIC*/ + action_frame->u.action.u.ht_smps.smps_control = + WLAN_HT_SMPS_CONTROL_DYNAMIC;/* 3 */ + break; + } + + return skb; +} + +int rtl_send_smps_action(struct ieee80211_hw *hw, + struct ieee80211_sta *sta, u8 *da, u8 *bssid, + enum ieee80211_smps_mode smps) +{ + 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 sk_buff *skb = rtl_make_smps_action(hw, smps, da, bssid); + struct rtl_tcb_desc tcb_desc; + memset(&tcb_desc, 0, sizeof(struct rtl_tcb_desc)); + + if (rtlpriv->mac80211.act_scanning) + goto err_free; + + if (!sta) + goto err_free; + + if (unlikely(is_hal_stop(rtlhal) || ppsc->rfpwr_state != ERFON)) + goto err_free; + + if (!test_bit(RTL_STATUS_INTERFACE_START, &rtlpriv->status)) + goto err_free; + + /* this is a type = mgmt * stype = action frame */ + if (skb) { + struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); + struct rtl_sta_info *sta_entry = + (struct rtl_sta_info *) sta->drv_priv; + sta_entry->mimo_ps = smps; + rtlpriv->cfg->ops->update_rate_tbl(hw, sta, 0); + + info->control.rates[0].idx = 0; + info->control.sta = sta; + info->band = hw->conf.channel->band; + rtlpriv->intf_ops->adapter_tx(hw, skb, &tcb_desc); + } +err_free: + return 0; +} + +/********************************************************* + * + * IOT functions + * + *********************************************************/ +static bool rtl_chk_vendor_ouisub(struct ieee80211_hw *hw, + struct octet_string vendor_ie) +{ + struct rtl_priv *rtlpriv = rtl_priv(hw); + bool matched = false; + static u8 athcap_1[] = { 0x00, 0x03, 0x7F }; + static u8 athcap_2[] = { 0x00, 0x13, 0x74 }; + static u8 broadcap_1[] = { 0x00, 0x10, 0x18 }; + static u8 broadcap_2[] = { 0x00, 0x0a, 0xf7 }; + static u8 broadcap_3[] = { 0x00, 0x05, 0xb5 }; + static u8 racap[] = { 0x00, 0x0c, 0x43 }; + static u8 ciscocap[] = { 0x00, 0x40, 0x96 }; + static u8 marvcap[] = { 0x00, 0x50, 0x43 }; + + if (memcmp(vendor_ie.octet, athcap_1, 3) == 0 || + memcmp(vendor_ie.octet, athcap_2, 3) == 0) { + rtlpriv->mac80211.vendor = PEER_ATH; + matched = true; + } else if (memcmp(vendor_ie.octet, broadcap_1, 3) == 0 || + memcmp(vendor_ie.octet, broadcap_2, 3) == 0 || + memcmp(vendor_ie.octet, broadcap_3, 3) == 0) { + rtlpriv->mac80211.vendor = PEER_BROAD; + matched = true; + } else if (memcmp(vendor_ie.octet, racap, 3) == 0) { + rtlpriv->mac80211.vendor = PEER_RAL; + matched = true; + } else if (memcmp(vendor_ie.octet, ciscocap, 3) == 0) { + rtlpriv->mac80211.vendor = PEER_CISCO; + matched = true; + } else if (memcmp(vendor_ie.octet, marvcap, 3) == 0) { + rtlpriv->mac80211.vendor = PEER_MARV; + matched = true; + } + + return matched; +} + +static bool rtl_find_221_ie(struct ieee80211_hw *hw, u8 *data, + unsigned int len) +{ + struct ieee80211_mgmt *mgmt = (void *)data; + struct octet_string vendor_ie; + u8 *pos, *end; + + pos = (u8 *)mgmt->u.beacon.variable; + end = data + len; + while (pos < end) { + if (pos[0] == 221) { + vendor_ie.length = pos[1]; + vendor_ie.octet = &pos[2]; + if (rtl_chk_vendor_ouisub(hw, vendor_ie)) + return true; + } + + if (pos + 2 + pos[1] > end) + return false; + + pos += 2 + pos[1]; + } + return false; +} + +void rtl_recognize_peer(struct ieee80211_hw *hw, u8 *data, unsigned int len) +{ + struct rtl_priv *rtlpriv = rtl_priv(hw); + struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); + struct ieee80211_hdr *hdr = (void *)data; + u32 vendor = PEER_UNKNOWN; + + static u8 ap3_1[3] = { 0x00, 0x14, 0xbf }; + static u8 ap3_2[3] = { 0x00, 0x1a, 0x70 }; + static u8 ap3_3[3] = { 0x00, 0x1d, 0x7e }; + static u8 ap4_1[3] = { 0x00, 0x90, 0xcc }; + static u8 ap4_2[3] = { 0x00, 0x0e, 0x2e }; + static u8 ap4_3[3] = { 0x00, 0x18, 0x02 }; + static u8 ap4_4[3] = { 0x00, 0x17, 0x3f }; + static u8 ap4_5[3] = { 0x00, 0x1c, 0xdf }; + static u8 ap5_1[3] = { 0x00, 0x1c, 0xf0 }; + static u8 ap5_2[3] = { 0x00, 0x21, 0x91 }; + static u8 ap5_3[3] = { 0x00, 0x24, 0x01 }; + static u8 ap5_4[3] = { 0x00, 0x15, 0xe9 }; + static u8 ap5_5[3] = { 0x00, 0x17, 0x9A }; + static u8 ap5_6[3] = { 0x00, 0x18, 0xE7 }; + static u8 ap6_1[3] = { 0x00, 0x17, 0x94 }; + static u8 ap7_1[3] = { 0x00, 0x14, 0xa4 }; + + if (mac->opmode != NL80211_IFTYPE_STATION) + return; + + if (mac->link_state == MAC80211_NOLINK) { + mac->vendor = PEER_UNKNOWN; + return; + } + + if (mac->cnt_after_linked > 2) + return; + + /* check if this really is a beacon */ + if (!ieee80211_is_beacon(hdr->frame_control)) + return; + + /* min. beacon length + FCS_LEN */ + if (len <= 40 + FCS_LEN) + return; + + /* and only beacons from the associated BSSID, please */ + if (compare_ether_addr(hdr->addr3, rtlpriv->mac80211.bssid)) + return; + + if (rtl_find_221_ie(hw, data, len)) + vendor = mac->vendor; + + if ((memcmp(mac->bssid, ap5_1, 3) == 0) || + (memcmp(mac->bssid, ap5_2, 3) == 0) || + (memcmp(mac->bssid, ap5_3, 3) == 0) || + (memcmp(mac->bssid, ap5_4, 3) == 0) || + (memcmp(mac->bssid, ap5_5, 3) == 0) || + (memcmp(mac->bssid, ap5_6, 3) == 0) || + vendor == PEER_ATH) { + vendor = PEER_ATH; + RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, ("=>ath find\n")); + } else if ((memcmp(mac->bssid, ap4_4, 3) == 0) || + (memcmp(mac->bssid, ap4_5, 3) == 0) || + (memcmp(mac->bssid, ap4_1, 3) == 0) || + (memcmp(mac->bssid, ap4_2, 3) == 0) || + (memcmp(mac->bssid, ap4_3, 3) == 0) || + vendor == PEER_RAL) { + RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, ("=>ral findn\n")); + vendor = PEER_RAL; + } else if (memcmp(mac->bssid, ap6_1, 3) == 0 || + vendor == PEER_CISCO) { + vendor = PEER_CISCO; + RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, ("=>cisco find\n")); + } else if ((memcmp(mac->bssid, ap3_1, 3) == 0) || + (memcmp(mac->bssid, ap3_2, 3) == 0) || + (memcmp(mac->bssid, ap3_3, 3) == 0) || + vendor == PEER_BROAD) { + RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, ("=>broad find\n")); + vendor = PEER_BROAD; + } else if (memcmp(mac->bssid, ap7_1, 3) == 0 || + vendor == PEER_MARV) { + vendor = PEER_MARV; + RT_TRACE(rtlpriv, COMP_MAC80211, DBG_LOUD, ("=>marv find\n")); + } + + mac->vendor = vendor; +} + +/********************************************************* + * * sysfs functions * *********************************************************/ @@ -941,12 +1408,13 @@ static int __init rtl_core_module_init(void) if (rtl_rate_control_register()) printk(KERN_ERR "rtlwifi: Unable to register rtl_rc," "use default RC !!\n"); + return 0; } static void __exit rtl_core_module_exit(void) { - /*RC*/ + /*RC*/ rtl_rate_control_unregister(); } |