diff options
Diffstat (limited to 'drivers/staging/rtl8723au/hal/rtl8723a_cmd.c')
-rw-r--r-- | drivers/staging/rtl8723au/hal/rtl8723a_cmd.c | 756 |
1 files changed, 756 insertions, 0 deletions
diff --git a/drivers/staging/rtl8723au/hal/rtl8723a_cmd.c b/drivers/staging/rtl8723au/hal/rtl8723a_cmd.c new file mode 100644 index 000000000..11e1108d0 --- /dev/null +++ b/drivers/staging/rtl8723au/hal/rtl8723a_cmd.c @@ -0,0 +1,756 @@ +/****************************************************************************** + * + * Copyright(c) 2007 - 2012 Realtek Corporation. All rights reserved. + * + * 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 + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + ******************************************************************************/ +#define _RTL8723A_CMD_C_ + +#include <osdep_service.h> +#include <drv_types.h> +#include <recv_osdep.h> +#include <mlme_osdep.h> +#include <rtl8723a_hal.h> +#include <usb_ops_linux.h> + +#define RTL92C_MAX_H2C_BOX_NUMS 4 +#define RTL92C_MAX_CMD_LEN 5 +#define MESSAGE_BOX_SIZE 4 +#define EX_MESSAGE_BOX_SIZE 2 + +static u8 _is_fw_read_cmd_down(struct rtw_adapter *padapter, u8 msgbox_num) +{ + u8 read_down = false; + int retry_cnts = 100; + u8 valid; + + do { + valid = rtl8723au_read8(padapter, REG_HMETFR) & BIT(msgbox_num); + if (0 == valid) + read_down = true; + } while ((!read_down) && (retry_cnts--)); + + return read_down; +} + +/***************************************** +* H2C Msg format : +*| 31 - 8 |7 | 6 - 0 | +*| h2c_msg |Ext_bit |CMD_ID | +* +******************************************/ +int FillH2CCmd(struct rtw_adapter *padapter, u8 ElementID, u32 CmdLen, + u8 *pCmdBuffer) +{ + u8 bcmd_down = false; + s32 retry_cnts = 100; + u8 h2c_box_num; + u32 msgbox_addr; + u32 msgbox_ex_addr; + struct hal_data_8723a *pHalData = GET_HAL_DATA(padapter); + u32 h2c_cmd = 0; + u16 h2c_cmd_ex = 0; + int ret = _FAIL; + + padapter = GET_PRIMARY_ADAPTER(padapter); + pHalData = GET_HAL_DATA(padapter); + + mutex_lock(&adapter_to_dvobj(padapter)->h2c_fwcmd_mutex); + + if (!pCmdBuffer) + goto exit; + if (CmdLen > RTL92C_MAX_CMD_LEN) + goto exit; + if (padapter->bSurpriseRemoved == true) + goto exit; + + /* pay attention to if race condition happened in H2C cmd setting. */ + do { + h2c_box_num = pHalData->LastHMEBoxNum; + + if (!_is_fw_read_cmd_down(padapter, h2c_box_num)) { + DBG_8723A(" fw read cmd failed...\n"); + goto exit; + } + + if (CmdLen <= 3) { + memcpy((u8 *)(&h2c_cmd)+1, pCmdBuffer, CmdLen); + } else { + memcpy((u8 *)(&h2c_cmd_ex), pCmdBuffer, EX_MESSAGE_BOX_SIZE); + memcpy((u8 *)(&h2c_cmd)+1, pCmdBuffer+2, (CmdLen-EX_MESSAGE_BOX_SIZE)); + *(u8 *)(&h2c_cmd) |= BIT(7); + } + + *(u8 *)(&h2c_cmd) |= ElementID; + + if (h2c_cmd & BIT(7)) { + msgbox_ex_addr = REG_HMEBOX_EXT_0 + (h2c_box_num * EX_MESSAGE_BOX_SIZE); + h2c_cmd_ex = le16_to_cpu(h2c_cmd_ex); + rtl8723au_write16(padapter, msgbox_ex_addr, h2c_cmd_ex); + } + msgbox_addr = REG_HMEBOX_0 + (h2c_box_num * MESSAGE_BOX_SIZE); + h2c_cmd = le32_to_cpu(h2c_cmd); + rtl8723au_write32(padapter, msgbox_addr, h2c_cmd); + + bcmd_down = true; + + pHalData->LastHMEBoxNum = (h2c_box_num+1) % RTL92C_MAX_H2C_BOX_NUMS; + + } while ((!bcmd_down) && (retry_cnts--)); + + ret = _SUCCESS; + +exit: + mutex_unlock(&adapter_to_dvobj(padapter)->h2c_fwcmd_mutex); + return ret; +} + +int rtl8723a_set_rssi_cmd(struct rtw_adapter *padapter, u8 *param) +{ + *((u32 *)param) = cpu_to_le32(*((u32 *)param)); + + FillH2CCmd(padapter, RSSI_SETTING_EID, 3, param); + + return _SUCCESS; +} + +int rtl8723a_set_raid_cmd(struct rtw_adapter *padapter, u32 mask, u8 arg) +{ + u8 buf[5]; + + memset(buf, 0, 5); + mask = cpu_to_le32(mask); + memcpy(buf, &mask, 4); + buf[4] = arg; + + FillH2CCmd(padapter, MACID_CONFIG_EID, 5, buf); + + return _SUCCESS; +} + +/* bitmap[0:27] = tx_rate_bitmap */ +/* bitmap[28:31]= Rate Adaptive id */ +/* arg[0:4] = macid */ +/* arg[5] = Short GI */ +void rtl8723a_add_rateatid(struct rtw_adapter *pAdapter, u32 bitmap, u8 arg, u8 rssi_level) +{ + struct hal_data_8723a *pHalData = GET_HAL_DATA(pAdapter); + u8 macid = arg & 0x1f; + u32 raid = bitmap & 0xf0000000; + + bitmap &= 0x0fffffff; + if (rssi_level != DM_RATR_STA_INIT) + bitmap = ODM_Get_Rate_Bitmap23a(pHalData, macid, bitmap, + rssi_level); + + bitmap |= raid; + + rtl8723a_set_raid_cmd(pAdapter, bitmap, arg); +} + +void rtl8723a_set_FwPwrMode_cmd(struct rtw_adapter *padapter, u8 Mode) +{ + struct setpwrmode_parm H2CSetPwrMode; + struct pwrctrl_priv *pwrpriv = &padapter->pwrctrlpriv; + struct hal_data_8723a *pHalData = GET_HAL_DATA(padapter); + + DBG_8723A("%s: Mode =%d SmartPS =%d UAPSD =%d BcnMode = 0x%02x\n", __func__, + Mode, pwrpriv->smart_ps, padapter->registrypriv.uapsd_enable, pwrpriv->bcn_ant_mode); + + /* Forece leave RF low power mode for 1T1R to + prevent conficting setting in Fw power */ + /* saving sequence. 2010.06.07. Added by tynli. + Suggested by SD3 yschang. */ + if (Mode != PS_MODE_ACTIVE && pHalData->rf_type != RF_2T2R) + ODM_RF_Saving23a(&pHalData->odmpriv, true); + + H2CSetPwrMode.Mode = Mode; + H2CSetPwrMode.SmartPS = pwrpriv->smart_ps; + H2CSetPwrMode.AwakeInterval = 1; + H2CSetPwrMode.bAllQueueUAPSD = padapter->registrypriv.uapsd_enable; + H2CSetPwrMode.BcnAntMode = pwrpriv->bcn_ant_mode; + + FillH2CCmd(padapter, SET_PWRMODE_EID, sizeof(H2CSetPwrMode), (u8 *)&H2CSetPwrMode); + +} + +static void +ConstructBeacon(struct rtw_adapter *padapter, u8 *pframe, u32 *pLength) +{ + struct ieee80211_mgmt *mgmt; + u32 rate_len, pktlen; + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; + struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; + struct wlan_bssid_ex *cur_network = &pmlmeinfo->network; + u8 bc_addr[] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}; + + /* DBG_8723A("%s\n", __func__); */ + + mgmt = (struct ieee80211_mgmt *)pframe; + + mgmt->frame_control = + cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_BEACON); + + ether_addr_copy(mgmt->da, bc_addr); + ether_addr_copy(mgmt->sa, myid(&padapter->eeprompriv)); + ether_addr_copy(mgmt->bssid, get_my_bssid23a(cur_network)); + + /* A Beacon frame shouldn't have fragment bits set */ + mgmt->seq_ctrl = 0; + + /* timestamp will be inserted by hardware */ + + put_unaligned_le16(cur_network->beacon_interval, + &mgmt->u.beacon.beacon_int); + + put_unaligned_le16(cur_network->capability, + &mgmt->u.beacon.capab_info); + + pframe = mgmt->u.beacon.variable; + pktlen = offsetof(struct ieee80211_mgmt, u.beacon.variable); + + if ((pmlmeinfo->state&0x03) == MSR_AP) { + /* DBG_8723A("ie len =%d\n", cur_network->IELength); */ + pktlen += cur_network->IELength; + memcpy(pframe, cur_network->IEs, pktlen); + + goto _ConstructBeacon; + } + + /* below for ad-hoc mode */ + + /* SSID */ + pframe = rtw_set_ie23a(pframe, WLAN_EID_SSID, + cur_network->Ssid.ssid_len, + cur_network->Ssid.ssid, &pktlen); + + /* supported rates... */ + rate_len = rtw_get_rateset_len23a(cur_network->SupportedRates); + pframe = rtw_set_ie23a(pframe, WLAN_EID_SUPP_RATES, ((rate_len > 8) ? + 8 : rate_len), cur_network->SupportedRates, &pktlen); + + /* DS parameter set */ + pframe = rtw_set_ie23a(pframe, WLAN_EID_DS_PARAMS, 1, (unsigned char *) + &cur_network->DSConfig, &pktlen); + + if ((pmlmeinfo->state&0x03) == MSR_ADHOC) { + u32 ATIMWindow; + /* IBSS Parameter Set... */ + /* ATIMWindow = cur->ATIMWindow; */ + ATIMWindow = 0; + pframe = rtw_set_ie23a(pframe, WLAN_EID_IBSS_PARAMS, 2, + (unsigned char *)&ATIMWindow, &pktlen); + } + + /* todo: ERP IE */ + + /* EXTERNDED SUPPORTED RATE */ + if (rate_len > 8) + pframe = rtw_set_ie23a(pframe, WLAN_EID_EXT_SUPP_RATES, + (rate_len - 8), + (cur_network->SupportedRates + 8), + &pktlen); + + /* todo:HT for adhoc */ + +_ConstructBeacon: + + if ((pktlen + TXDESC_SIZE) > 512) { + DBG_8723A("beacon frame too large\n"); + return; + } + + *pLength = pktlen; + + /* DBG_8723A("%s bcn_sz =%d\n", __func__, pktlen); */ + +} + +static void ConstructPSPoll(struct rtw_adapter *padapter, + u8 *pframe, u32 *pLength) +{ + struct ieee80211_hdr *pwlanhdr; + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; + struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; + + pwlanhdr = (struct ieee80211_hdr *)pframe; + + /* Frame control. */ + pwlanhdr->frame_control = + cpu_to_le16(IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL); + pwlanhdr->frame_control |= cpu_to_le16(IEEE80211_FCTL_PM); + + /* AID. */ + pwlanhdr->duration_id = cpu_to_le16(pmlmeinfo->aid | 0xc000); + + /* BSSID. */ + memcpy(pwlanhdr->addr1, get_my_bssid23a(&pmlmeinfo->network), ETH_ALEN); + + /* TA. */ + memcpy(pwlanhdr->addr2, myid(&padapter->eeprompriv), ETH_ALEN); + + *pLength = 16; +} + +static void +ConstructNullFunctionData(struct rtw_adapter *padapter, u8 *pframe, + u32 *pLength, u8 *StaAddr, u8 bQoS, u8 AC, + u8 bEosp, u8 bForcePowerSave) +{ + struct ieee80211_hdr *pwlanhdr; + u32 pktlen; + struct mlme_priv *pmlmepriv = &padapter->mlmepriv; + struct wlan_network *cur_network = &pmlmepriv->cur_network; + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; + struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; + + pwlanhdr = (struct ieee80211_hdr *)pframe; + + pwlanhdr->frame_control = 0; + pwlanhdr->seq_ctrl = 0; + + if (bForcePowerSave) + pwlanhdr->frame_control |= cpu_to_le16(IEEE80211_FCTL_PM); + + switch (cur_network->network.ifmode) { + case NL80211_IFTYPE_P2P_CLIENT: + case NL80211_IFTYPE_STATION: + pwlanhdr->frame_control |= cpu_to_le16(IEEE80211_FCTL_TODS); + memcpy(pwlanhdr->addr1, + get_my_bssid23a(&pmlmeinfo->network), ETH_ALEN); + memcpy(pwlanhdr->addr2, myid(&padapter->eeprompriv), + ETH_ALEN); + memcpy(pwlanhdr->addr3, StaAddr, ETH_ALEN); + break; + case NL80211_IFTYPE_P2P_GO: + case NL80211_IFTYPE_AP: + pwlanhdr->frame_control |= cpu_to_le16(IEEE80211_FCTL_FROMDS); + memcpy(pwlanhdr->addr1, StaAddr, ETH_ALEN); + memcpy(pwlanhdr->addr2, + get_my_bssid23a(&pmlmeinfo->network), ETH_ALEN); + memcpy(pwlanhdr->addr3, myid(&padapter->eeprompriv), + ETH_ALEN); + break; + case NL80211_IFTYPE_ADHOC: + default: + memcpy(pwlanhdr->addr1, StaAddr, ETH_ALEN); + memcpy(pwlanhdr->addr2, myid(&padapter->eeprompriv), ETH_ALEN); + memcpy(pwlanhdr->addr3, + get_my_bssid23a(&pmlmeinfo->network), ETH_ALEN); + break; + } + + if (bQoS == true) { + struct ieee80211_qos_hdr *qoshdr; + qoshdr = (struct ieee80211_qos_hdr *)pframe; + + qoshdr->frame_control |= + cpu_to_le16(IEEE80211_FTYPE_DATA | + IEEE80211_STYPE_QOS_NULLFUNC); + + qoshdr->qos_ctrl = cpu_to_le16(AC & IEEE80211_QOS_CTL_TID_MASK); + if (bEosp) + qoshdr->qos_ctrl |= cpu_to_le16(IEEE80211_QOS_CTL_EOSP); + + pktlen = sizeof(struct ieee80211_qos_hdr); + } else { + pwlanhdr->frame_control |= + cpu_to_le16(IEEE80211_FTYPE_DATA | + IEEE80211_STYPE_NULLFUNC); + + pktlen = sizeof(struct ieee80211_hdr_3addr); + } + + *pLength = pktlen; +} + +static void ConstructProbeRsp(struct rtw_adapter *padapter, u8 *pframe, + u32 *pLength, u8 *StaAddr, bool bHideSSID) +{ + struct ieee80211_mgmt *mgmt; + u8 *mac, *bssid; + u32 pktlen; + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; + struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; + struct wlan_bssid_ex *cur_network = &pmlmeinfo->network; + + /* DBG_8723A("%s\n", __func__); */ + + mgmt = (struct ieee80211_mgmt *)pframe; + + mac = myid(&padapter->eeprompriv); + bssid = cur_network->MacAddress; + + mgmt->frame_control = + cpu_to_le16(IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_RESP); + + mgmt->seq_ctrl = 0; + + memcpy(mgmt->da, StaAddr, ETH_ALEN); + memcpy(mgmt->sa, mac, ETH_ALEN); + memcpy(mgmt->bssid, bssid, ETH_ALEN); + + put_unaligned_le64(cur_network->tsf, + &mgmt->u.probe_resp.timestamp); + put_unaligned_le16(cur_network->beacon_interval, + &mgmt->u.probe_resp.beacon_int); + put_unaligned_le16(cur_network->capability, + &mgmt->u.probe_resp.capab_info); + + pktlen = offsetof(struct ieee80211_mgmt, u.probe_resp.variable); + + if (cur_network->IELength > MAX_IE_SZ) + return; + + memcpy(mgmt->u.probe_resp.variable, cur_network->IEs, + cur_network->IELength); + pktlen += (cur_network->IELength); + + *pLength = pktlen; +} + +/* */ +/* Description: Fill the reserved packets that FW will use to RSVD page. */ +/* Now we just send 4 types packet to rsvd page. */ +/* (1)Beacon, (2)Ps-poll, (3)Null data, (4)ProbeRsp. */ +/* Input: */ +/* bDLFinished - false: At the first time we will send all the packets as a large packet to Hw, */ +/* so we need to set the packet length to total lengh. */ +/* true: At the second time, we should send the first packet (default:beacon) */ +/* to Hw again and set the lengh in descriptor to the real beacon lengh. */ +/* 2009.10.15 by tynli. */ +static void SetFwRsvdPagePkt(struct rtw_adapter *padapter, bool bDLFinished) +{ + struct hal_data_8723a *pHalData; + struct xmit_frame *pmgntframe; + struct pkt_attrib *pattrib; + struct xmit_priv *pxmitpriv; + struct mlme_ext_priv *pmlmeext; + struct mlme_ext_info *pmlmeinfo; + u32 BeaconLength = 0, ProbeRspLength = 0, PSPollLength; + u32 NullDataLength, QosNullLength, BTQosNullLength; + u8 *ReservedPagePacket; + u8 PageNum, PageNeed, TxDescLen; + u16 BufIndex; + u32 TotalPacketLen; + struct rsvdpage_loc RsvdPageLoc; + + DBG_8723A("%s\n", __func__); + + ReservedPagePacket = kzalloc(1000, GFP_KERNEL); + if (ReservedPagePacket == NULL) { + DBG_8723A("%s: alloc ReservedPagePacket fail!\n", __func__); + return; + } + + pHalData = GET_HAL_DATA(padapter); + pxmitpriv = &padapter->xmitpriv; + pmlmeext = &padapter->mlmeextpriv; + pmlmeinfo = &pmlmeext->mlmext_info; + + TxDescLen = TXDESC_SIZE; + PageNum = 0; + + /* 3 (1) beacon */ + BufIndex = TXDESC_OFFSET; + ConstructBeacon(padapter, &ReservedPagePacket[BufIndex], &BeaconLength); + + /* When we count the first page size, we need to reserve description size for the RSVD */ + /* packet, it will be filled in front of the packet in TXPKTBUF. */ + PageNeed = (u8)PageNum_128(TxDescLen + BeaconLength); + /* To reserved 2 pages for beacon buffer. 2010.06.24. */ + if (PageNeed == 1) + PageNeed += 1; + PageNum += PageNeed; + pHalData->FwRsvdPageStartOffset = PageNum; + + BufIndex += PageNeed*128; + + /* 3 (2) ps-poll */ + RsvdPageLoc.LocPsPoll = PageNum; + ConstructPSPoll(padapter, &ReservedPagePacket[BufIndex], &PSPollLength); + rtl8723a_fill_fake_txdesc(padapter, &ReservedPagePacket[BufIndex-TxDescLen], PSPollLength, true, false); + + PageNeed = (u8)PageNum_128(TxDescLen + PSPollLength); + PageNum += PageNeed; + + BufIndex += PageNeed*128; + + /* 3 (3) null data */ + RsvdPageLoc.LocNullData = PageNum; + ConstructNullFunctionData(padapter, &ReservedPagePacket[BufIndex], + &NullDataLength, + get_my_bssid23a(&pmlmeinfo->network), + false, 0, 0, false); + rtl8723a_fill_fake_txdesc(padapter, + &ReservedPagePacket[BufIndex-TxDescLen], + NullDataLength, false, false); + + PageNeed = (u8)PageNum_128(TxDescLen + NullDataLength); + PageNum += PageNeed; + + BufIndex += PageNeed*128; + + /* 3 (4) probe response */ + RsvdPageLoc.LocProbeRsp = PageNum; + ConstructProbeRsp( + padapter, + &ReservedPagePacket[BufIndex], + &ProbeRspLength, + get_my_bssid23a(&pmlmeinfo->network), + false); + rtl8723a_fill_fake_txdesc(padapter, &ReservedPagePacket[BufIndex-TxDescLen], ProbeRspLength, false, false); + + PageNeed = (u8)PageNum_128(TxDescLen + ProbeRspLength); + PageNum += PageNeed; + + BufIndex += PageNeed*128; + + /* 3 (5) Qos null data */ + RsvdPageLoc.LocQosNull = PageNum; + ConstructNullFunctionData( + padapter, + &ReservedPagePacket[BufIndex], + &QosNullLength, + get_my_bssid23a(&pmlmeinfo->network), + true, 0, 0, false); + rtl8723a_fill_fake_txdesc(padapter, &ReservedPagePacket[BufIndex-TxDescLen], QosNullLength, false, false); + + PageNeed = (u8)PageNum_128(TxDescLen + QosNullLength); + PageNum += PageNeed; + + BufIndex += PageNeed*128; + + /* 3 (6) BT Qos null data */ + RsvdPageLoc.LocBTQosNull = PageNum; + ConstructNullFunctionData( + padapter, + &ReservedPagePacket[BufIndex], + &BTQosNullLength, + get_my_bssid23a(&pmlmeinfo->network), + true, 0, 0, false); + rtl8723a_fill_fake_txdesc(padapter, &ReservedPagePacket[BufIndex-TxDescLen], BTQosNullLength, false, true); + + TotalPacketLen = BufIndex + BTQosNullLength; + + pmgntframe = alloc_mgtxmitframe23a(pxmitpriv); + if (pmgntframe == NULL) + goto exit; + + /* update attribute */ + pattrib = &pmgntframe->attrib; + update_mgntframe_attrib23a(padapter, pattrib); + pattrib->qsel = 0x10; + pattrib->pktlen = pattrib->last_txcmdsz = TotalPacketLen - TXDESC_OFFSET; + memcpy(pmgntframe->buf_addr, ReservedPagePacket, TotalPacketLen); + + rtl8723au_mgnt_xmit(padapter, pmgntframe); + + DBG_8723A("%s: Set RSVD page location to Fw\n", __func__); + FillH2CCmd(padapter, RSVD_PAGE_EID, sizeof(RsvdPageLoc), (u8 *)&RsvdPageLoc); + +exit: + kfree(ReservedPagePacket); +} + +void rtl8723a_set_FwJoinBssReport_cmd(struct rtw_adapter *padapter, u8 mstatus) +{ + struct joinbssrpt_parm JoinBssRptParm; + struct hal_data_8723a *pHalData = GET_HAL_DATA(padapter); + struct mlme_ext_priv *pmlmeext = &padapter->mlmeextpriv; + struct mlme_ext_info *pmlmeinfo = &pmlmeext->mlmext_info; + + DBG_8723A("%s mstatus(%x)\n", __func__, mstatus); + + if (mstatus == 1) { + bool bRecover = false; + u8 v8; + + /* We should set AID, correct TSF, HW seq enable before set JoinBssReport to Fw in 88/92C. */ + /* Suggested by filen. Added by tynli. */ + rtl8723au_write16(padapter, REG_BCN_PSR_RPT, + 0xC000|pmlmeinfo->aid); + /* Do not set TSF again here or vWiFi beacon DMA INT will not work. */ + /* correct_TSF23a(padapter, pmlmeext); */ + /* Hw sequende enable by dedault. 2010.06.23. by tynli. */ + /* rtl8723au_write16(padapter, REG_NQOS_SEQ, ((pmlmeext->mgnt_seq+100)&0xFFF)); */ + /* rtl8723au_write8(padapter, REG_HWSEQ_CTRL, 0xFF); */ + + /* set REG_CR bit 8 */ + v8 = rtl8723au_read8(padapter, REG_CR+1); + v8 |= BIT(0); /* ENSWBCN */ + rtl8723au_write8(padapter, REG_CR+1, v8); + + /* Disable Hw protection for a time which revserd for Hw sending beacon. */ + /* Fix download reserved page packet fail that access collision with the protection time. */ + /* 2010.05.11. Added by tynli. */ +/* SetBcnCtrlReg23a(padapter, 0, BIT(3)); */ +/* SetBcnCtrlReg23a(padapter, BIT(4), 0); */ + SetBcnCtrlReg23a(padapter, BIT(4), BIT(3)); + + /* Set FWHW_TXQ_CTRL 0x422[6]= 0 to tell Hw the packet is not a real beacon frame. */ + if (pHalData->RegFwHwTxQCtrl & BIT(6)) + bRecover = true; + + /* To tell Hw the packet is not a real beacon frame. */ + /* U1bTmp = rtl8723au_read8(padapter, REG_FWHW_TXQ_CTRL+2); */ + rtl8723au_write8(padapter, REG_FWHW_TXQ_CTRL + 2, + pHalData->RegFwHwTxQCtrl & ~BIT(6)); + pHalData->RegFwHwTxQCtrl &= ~BIT(6); + SetFwRsvdPagePkt(padapter, 0); + + /* 2010.05.11. Added by tynli. */ + SetBcnCtrlReg23a(padapter, BIT(3), BIT(4)); + + /* To make sure that if there exists an adapter which would like to send beacon. */ + /* If exists, the origianl value of 0x422[6] will be 1, we should check this to */ + /* prevent from setting 0x422[6] to 0 after download reserved page, or it will cause */ + /* the beacon cannot be sent by HW. */ + /* 2010.06.23. Added by tynli. */ + if (bRecover) { + rtl8723au_write8(padapter, REG_FWHW_TXQ_CTRL + 2, + pHalData->RegFwHwTxQCtrl | BIT(6)); + pHalData->RegFwHwTxQCtrl |= BIT(6); + } + + /* Clear CR[8] or beacon packet will not be send to TxBuf anymore. */ + v8 = rtl8723au_read8(padapter, REG_CR+1); + v8 &= ~BIT(0); /* ~ENSWBCN */ + rtl8723au_write8(padapter, REG_CR+1, v8); + } + + JoinBssRptParm.OpMode = mstatus; + + FillH2CCmd(padapter, JOINBSS_RPT_EID, sizeof(JoinBssRptParm), (u8 *)&JoinBssRptParm); + +} + +#ifdef CONFIG_8723AU_BT_COEXIST +static void SetFwRsvdPagePkt_BTCoex(struct rtw_adapter *padapter) +{ + struct hal_data_8723a *pHalData; + struct xmit_frame *pmgntframe; + struct pkt_attrib *pattrib; + struct xmit_priv *pxmitpriv; + struct mlme_ext_priv *pmlmeext; + struct mlme_ext_info *pmlmeinfo; + u8 fakemac[6] = {0x00, 0xe0, 0x4c, 0x00, 0x00, 0x00}; + u32 NullDataLength, BTQosNullLength; + u8 *ReservedPagePacket; + u8 PageNum, PageNeed, TxDescLen; + u16 BufIndex; + u32 TotalPacketLen; + struct rsvdpage_loc RsvdPageLoc; + + DBG_8723A("+%s\n", __func__); + + ReservedPagePacket = kzalloc(1024, GFP_KERNEL); + if (ReservedPagePacket == NULL) { + DBG_8723A("%s: alloc ReservedPagePacket fail!\n", __func__); + return; + } + + pHalData = GET_HAL_DATA(padapter); + pxmitpriv = &padapter->xmitpriv; + pmlmeext = &padapter->mlmeextpriv; + pmlmeinfo = &pmlmeext->mlmext_info; + + TxDescLen = TXDESC_SIZE; + PageNum = 0; + + /* 3 (1) beacon */ + BufIndex = TXDESC_OFFSET; + /* skip Beacon Packet */ + PageNeed = 3; + + PageNum += PageNeed; + pHalData->FwRsvdPageStartOffset = PageNum; + + BufIndex += PageNeed*128; + + /* 3 (3) null data */ + RsvdPageLoc.LocNullData = PageNum; + ConstructNullFunctionData( + padapter, + &ReservedPagePacket[BufIndex], + &NullDataLength, + fakemac, + false, 0, 0, false); + rtl8723a_fill_fake_txdesc(padapter, &ReservedPagePacket[BufIndex-TxDescLen], NullDataLength, false, false); + + PageNeed = (u8)PageNum_128(TxDescLen + NullDataLength); + PageNum += PageNeed; + + BufIndex += PageNeed*128; + + /* 3 (6) BT Qos null data */ + RsvdPageLoc.LocBTQosNull = PageNum; + ConstructNullFunctionData( + padapter, + &ReservedPagePacket[BufIndex], + &BTQosNullLength, + fakemac, + true, 0, 0, false); + rtl8723a_fill_fake_txdesc(padapter, &ReservedPagePacket[BufIndex-TxDescLen], BTQosNullLength, false, true); + + TotalPacketLen = BufIndex + BTQosNullLength; + + pmgntframe = alloc_mgtxmitframe23a(pxmitpriv); + if (pmgntframe == NULL) + goto exit; + + /* update attribute */ + pattrib = &pmgntframe->attrib; + update_mgntframe_attrib23a(padapter, pattrib); + pattrib->qsel = 0x10; + pattrib->pktlen = pattrib->last_txcmdsz = TotalPacketLen - TXDESC_OFFSET; + memcpy(pmgntframe->buf_addr, ReservedPagePacket, TotalPacketLen); + + rtl8723au_mgnt_xmit(padapter, pmgntframe); + + DBG_8723A("%s: Set RSVD page location to Fw\n", __func__); + FillH2CCmd(padapter, RSVD_PAGE_EID, sizeof(RsvdPageLoc), (u8 *)&RsvdPageLoc); + +exit: + kfree(ReservedPagePacket); +} + +void rtl8723a_set_BTCoex_AP_mode_FwRsvdPkt_cmd(struct rtw_adapter *padapter) +{ + struct hal_data_8723a *pHalData; + u8 bRecover = false; + + DBG_8723A("+%s\n", __func__); + + pHalData = GET_HAL_DATA(padapter); + + /* Set FWHW_TXQ_CTRL 0x422[6]= 0 to tell Hw the packet is not a real beacon frame. */ + if (pHalData->RegFwHwTxQCtrl & BIT(6)) + bRecover = true; + + /* To tell Hw the packet is not a real beacon frame. */ + pHalData->RegFwHwTxQCtrl &= ~BIT(6); + rtl8723au_write8(padapter, REG_FWHW_TXQ_CTRL + 2, + pHalData->RegFwHwTxQCtrl); + SetFwRsvdPagePkt_BTCoex(padapter); + + /* To make sure that if there exists an adapter which would like to send beacon. */ + /* If exists, the origianl value of 0x422[6] will be 1, we should check this to */ + /* prevent from setting 0x422[6] to 0 after download reserved page, or it will cause */ + /* the beacon cannot be sent by HW. */ + /* 2010.06.23. Added by tynli. */ + if (bRecover) { + pHalData->RegFwHwTxQCtrl |= BIT(6); + rtl8723au_write8(padapter, REG_FWHW_TXQ_CTRL + 2, + pHalData->RegFwHwTxQCtrl); + } +} +#endif |