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 = rtl_get_hdr(skb); struct ieee80211_rate *txrate; __le16 fc = hdr->frame_control; txrate = ieee80211_get_tx_rate(hw, info); if (txrate) tcb_desc->hw_rate = txrate->hw_value; else tcb_desc->hw_rate = 0; if (ieee80211_is_data(fc)) { if (info->control.rates[0].idx == 0 || ieee80211_is_nullfunc(fc)) { tcb_desc->use_driver_rate = true; tcb_desc->ratr_index = RATR_INX_WIRELESS_MC; tcb_desc->disable_ratefallback = 1; } else { if (sta && (sta->ht_cap.ht_supported)) { tcb_desc->hw_rate = _rtl_get_highest_n_rate(hw); } else { if (rtlmac->mode == WIRELESS_MODE_B) { tcb_desc->hw_rate = rtlpriv->cfg->maps[RTL_RC_CCK_RATE11M]; } else { tcb_desc->hw_rate = rtlpriv->cfg->maps[RTL_RC_OFDM_RATE54M]; } } } if (is_multicast_ether_addr(ieee80211_get_DA(hdr))) tcb_desc->multicast = 1; else if (is_broadcast_ether_addr(ieee80211_get_DA(hdr))) tcb_desc->broadcast = 1; _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, sta, tcb_desc, info); _rtl_query_protection_mode(hw, tcb_desc, info); } else { tcb_desc->use_driver_rate = true; tcb_desc->ratr_index = RATR_INX_WIRELESS_MC; tcb_desc->disable_ratefallback = 1; tcb_desc->mac_id = 0; tcb_desc->packet_bw = false; } }
/*mac80211 Rate Control callbacks*/ static void rtl_tx_status(void *ppriv, struct ieee80211_supported_band *sband, struct ieee80211_sta *sta, void *priv_sta, struct sk_buff *skb) { struct rtl_priv *rtlpriv = ppriv; struct rtl_mac *mac = rtl_mac(rtlpriv); struct ieee80211_hdr *hdr = rtl_get_hdr(skb); __le16 fc = rtl_get_fc(skb); struct rtl_sta_info *sta_entry; if (!priv_sta || !ieee80211_is_data(fc)) return; if (rtl_is_special_data(mac->hw, skb, true)) return; if (is_multicast_ether_addr(ieee80211_get_DA(hdr)) || is_broadcast_ether_addr(ieee80211_get_DA(hdr))) return; if (sta) { /* Check if aggregation has to be enabled for this tid */ sta_entry = (struct rtl_sta_info *) sta->drv_priv; if ((sta->ht_cap.ht_supported == true) && !(skb->protocol == cpu_to_be16(ETH_P_PAE))) { if (ieee80211_is_data_qos(fc)) { u8 tid = rtl_get_tid(skb); if (_rtl_tx_aggr_check(rtlpriv, sta_entry, tid)) { sta_entry->tids[tid].agg.agg_state = RTL_AGG_PROGRESS; /*<delete in kernel start>*/ #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,38)) /*<delete in kernel end>*/ ieee80211_start_tx_ba_session(sta, tid, 5000); /*<delete in kernel start>*/ #else ieee80211_start_tx_ba_session(sta, tid); #endif /*<delete in kernel end>*/ } } } } }
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 = 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)); u8 category; if (!ieee80211_is_action(fc)) return true; category = *act; act++; switch (category) { case ACT_CAT_BA: switch (*act) { case ACT_ADDBAREQ: if (mac->act_scanning) return false; RT_TRACE(rtlpriv, (COMP_SEND | COMP_RECV), DBG_DMESG, ("%s ACT_ADDBAREQ From :" MAC_FMT "\n", is_tx ? "Tx" : "Rx", MAC_ARG(hdr->addr2))); break; case ACT_ADDBARSP: RT_TRACE(rtlpriv, (COMP_SEND | COMP_RECV), DBG_DMESG, ("%s ACT_ADDBARSP From :" MAC_FMT "\n", is_tx ? "Tx" : "Rx", MAC_ARG(hdr->addr2))); break; case ACT_DELBA: RT_TRACE(rtlpriv, (COMP_SEND | COMP_RECV), DBG_DMESG, ("ACT_ADDBADEL From :" MAC_FMT "\n", MAC_ARG(hdr->addr2))); break; } break; default: break; } return true; }
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 = rtl_get_hdr(skb); struct ieee80211_rate *txrate; __le16 fc = hdr->frame_control; txrate = ieee80211_get_tx_rate(hw, info); if (txrate) tcb_desc->hw_rate = txrate->hw_value; else tcb_desc->hw_rate = 0; if (ieee80211_is_data(fc)) { /* *we set data rate INX 0 *in rtl_rc.c if skb is special data or *mgt which need low data rate. */ /* *So tcb_desc->hw_rate is just used for *special data and mgt frames */ if (info->control.rates[0].idx == 0 || ieee80211_is_nullfunc(fc)) { tcb_desc->use_driver_rate = true; tcb_desc->ratr_index = RATR_INX_WIRELESS_MC; tcb_desc->disable_ratefallback = 1; } else { /* *because hw will nerver use hw_rate *when tcb_desc->use_driver_rate = false *so we never set highest N rate here, *and N rate will all be controlled by FW *when tcb_desc->use_driver_rate = false */ if (sta && (sta->ht_cap.ht_supported)) { tcb_desc->hw_rate = _rtl_get_highest_n_rate(hw); } else { if (rtlmac->mode == WIRELESS_MODE_B) { tcb_desc->hw_rate = rtlpriv->cfg->maps[RTL_RC_CCK_RATE11M]; } else { tcb_desc->hw_rate = rtlpriv->cfg->maps[RTL_RC_OFDM_RATE54M]; } } } if (is_multicast_ether_addr(ieee80211_get_DA(hdr))) tcb_desc->multicast = 1; else if (is_broadcast_ether_addr(ieee80211_get_DA(hdr))) tcb_desc->broadcast = 1; _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, sta, tcb_desc, info); _rtl_query_protection_mode(hw, tcb_desc, info); } else { tcb_desc->use_driver_rate = true; tcb_desc->ratr_index = RATR_INX_WIRELESS_MC; tcb_desc->disable_ratefallback = 1; tcb_desc->mac_id = 0; tcb_desc->packet_bw = false; } }