drivers/net/wireless/realtek/rtlwifi/rtl8723ae/trx.c - kernel/msm-4.19 - Gitiles

 /******************************************************************************
  *
  * 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
  * 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.
  *
  * The full GNU General Public License is included in this distribution in the
  * file called LICENSE.
  *
  * Contact Information:
  * wlanfae <wlanfae@realtek.com>
  * Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
  * Hsinchu 300, Taiwan.
  *
  * Larry Finger <Larry.Finger@lwfinger.net>
  *
  *****************************************************************************/

 #include "../wifi.h"
 #include "../pci.h"
 #include "../base.h"
 #include "../stats.h"
 #include "reg.h"
 #include "def.h"
 #include "phy.h"
 #include "trx.h"
 #include "led.h"

 static u8 _rtl8723e_map_hwqueue_to_fwqueue(struct sk_buff *skb, u8 hw_queue)
 {
 	__le16 fc = rtl_get_fc(skb);

 	if (unlikely(ieee80211_is_beacon(fc)))
 		return QSLT_BEACON;
 	if (ieee80211_is_mgmt(fc) || ieee80211_is_ctl(fc))
 		return QSLT_MGNT;

 	return skb->priority;
 }

 static void _rtl8723e_query_rxphystatus(struct ieee80211_hw *hw,
 					struct rtl_stats *pstatus, u8 *pdesc,
 					struct rx_fwinfo_8723e *p_drvinfo,
 					bool bpacket_match_bssid,
 					bool bpacket_toself, bool packet_beacon)
 {
 	struct rtl_priv *rtlpriv = rtl_priv(hw);
 	struct rtl_ps_ctl *ppsc = rtl_psc(rtlpriv);
 	struct phy_sts_cck_8723e_t *cck_buf;
 	s8 rx_pwr_all = 0, rx_pwr[4];
 	u8 rf_rx_num = 0, evm, pwdb_all;
 	u8 i, max_spatial_stream;
 	u32 rssi, total_rssi = 0;
 	bool is_cck = pstatus->is_cck;

 	/* Record it for next packet processing */
 	pstatus->packet_matchbssid = bpacket_match_bssid;
 	pstatus->packet_toself = bpacket_toself;
 	pstatus->packet_beacon = packet_beacon;
 	pstatus->rx_mimo_signalquality[0] = -1;
 	pstatus->rx_mimo_signalquality[1] = -1;

 	if (is_cck) {
 		u8 report, cck_highpwr;

 		/* CCK Driver info Structure is not the same as OFDM packet. */
 		cck_buf = (struct phy_sts_cck_8723e_t *)p_drvinfo;

 		/* (1)Hardware does not provide RSSI for CCK */
 		/* (2)PWDB, Average PWDB cacluated by
 		 * hardware (for rate adaptive)
 		 */
 		if (ppsc->rfpwr_state == ERFON)
 			cck_highpwr = (u8)rtl_get_bbreg(hw,
 					RFPGA0_XA_HSSIPARAMETER2,
 					BIT(9));
 		else
 			cck_highpwr = false;

 		if (!cck_highpwr) {
 			u8 cck_agc_rpt = cck_buf->cck_agc_rpt;
 			report = cck_buf->cck_agc_rpt & 0xc0;
 			report = report >> 6;
 			switch (report) {
 			case 0x3:
 				rx_pwr_all = -46 - (cck_agc_rpt & 0x3e);
 				break;
 			case 0x2:
 				rx_pwr_all = -26 - (cck_agc_rpt & 0x3e);
 				break;
 			case 0x1:
 				rx_pwr_all = -12 - (cck_agc_rpt & 0x3e);
 				break;
 			case 0x0:
 				rx_pwr_all = 16 - (cck_agc_rpt & 0x3e);
 				break;
 			}
 		} else {
 			u8 cck_agc_rpt = cck_buf->cck_agc_rpt;
 			report = p_drvinfo->cfosho[0] & 0x60;
 			report = report >> 5;
 			switch (report) {
 			case 0x3:
 				rx_pwr_all = -46 - ((cck_agc_rpt & 0x1f) << 1);
 				break;
 			case 0x2:
 				rx_pwr_all = -26 - ((cck_agc_rpt & 0x1f) << 1);
 				break;
 			case 0x1:
 				rx_pwr_all = -12 - ((cck_agc_rpt & 0x1f) << 1);
 				break;
 			case 0x0:
 				rx_pwr_all = 16 - ((cck_agc_rpt & 0x1f) << 1);
 				break;
 			}
 		}

 		pwdb_all = rtl_query_rxpwrpercentage(rx_pwr_all);
 		/* CCK gain is smaller than OFDM/MCS gain,  */
 		/* so we add gain diff by experiences,
 		 * the val is 6
 		 */
 		pwdb_all += 6;
 		if (pwdb_all > 100)
 			pwdb_all = 100;
 		/* modify the offset to make the same
 		 * gain index with OFDM.
 		 */
 		if (pwdb_all > 34 && pwdb_all <= 42)
 			pwdb_all -= 2;
 		else if (pwdb_all > 26 && pwdb_all <= 34)
 			pwdb_all -= 6;
 		else if (pwdb_all > 14 && pwdb_all <= 26)
 			pwdb_all -= 8;
 		else if (pwdb_all > 4 && pwdb_all <= 14)
 			pwdb_all -= 4;

 		pstatus->rx_pwdb_all = pwdb_all;
 		pstatus->recvsignalpower = rx_pwr_all;

 		/* (3) Get Signal Quality (EVM) */
 		if (bpacket_match_bssid) {
 			u8 sq;

 			if (pstatus->rx_pwdb_all > 40)
 				sq = 100;
 			else {
 				sq = cck_buf->sq_rpt;
 				if (sq > 64)
 					sq = 0;
 				else if (sq < 20)
 					sq = 100;
 				else
 					sq = ((64 - sq) * 100) / 44;
 			}

 			pstatus->signalquality = sq;
 			pstatus->rx_mimo_signalquality[0] = sq;
 			pstatus->rx_mimo_signalquality[1] = -1;
 		}
 	} else {
 		rtlpriv->dm.rfpath_rxenable[0] =
 		    rtlpriv->dm.rfpath_rxenable[1] = true;

 		/* (1)Get RSSI for HT rate */
 		for (i = RF90_PATH_A; i < RF6052_MAX_PATH; i++) {

 			/* we will judge RF RX path now. */
 			if (rtlpriv->dm.rfpath_rxenable[i])
 				rf_rx_num++;

 			rx_pwr[i] = ((p_drvinfo->gain_trsw[i] &
 				      0x3f) * 2) - 110;

 			/* Translate DBM to percentage. */
 			rssi = rtl_query_rxpwrpercentage(rx_pwr[i]);
 			total_rssi += rssi;

 			/* Get Rx snr value in DB */
 			rtlpriv->stats.rx_snr_db[i] =
 				(long)(p_drvinfo->rxsnr[i] / 2);

 			/* Record Signal Strength for next packet */
 			if (bpacket_match_bssid)
 				pstatus->rx_mimo_signalstrength[i] = (u8)rssi;
 		}

 		/* (2)PWDB, Average PWDB cacluated by
 		 * hardware (for rate adaptive)
 		 */
 		rx_pwr_all = ((p_drvinfo->pwdb_all >> 1) & 0x7f) - 110;

 		pwdb_all = rtl_query_rxpwrpercentage(rx_pwr_all);
 		pstatus->rx_pwdb_all = pwdb_all;
 		pstatus->rxpower = rx_pwr_all;
 		pstatus->recvsignalpower = rx_pwr_all;

 		/* (3)EVM of HT rate */
 		if (pstatus->is_ht && pstatus->rate >= DESC92C_RATEMCS8 &&
 		    pstatus->rate <= DESC92C_RATEMCS15)
 			max_spatial_stream = 2;
 		else
 			max_spatial_stream = 1;

 		for (i = 0; i < max_spatial_stream; i++) {
 			evm = rtl_evm_db_to_percentage(p_drvinfo->rxevm[i]);

 			if (bpacket_match_bssid) {
 				/* Fill value in RFD, Get the first
 				 * spatial stream only
 				 */
 				if (i == 0)
 					pstatus->signalquality =
 						(u8)(evm & 0xff);
 				pstatus->rx_mimo_signalquality[i] =
 					(u8)(evm & 0xff);
 			}
 		}
 	}

 	/* UI BSS List signal strength(in percentage),
 	 * make it good looking, from 0~100.
 	 */
 	if (is_cck)
 		pstatus->signalstrength = (u8)(rtl_signal_scale_mapping(hw,
 			pwdb_all));
 	else if (rf_rx_num != 0)
 		pstatus->signalstrength = (u8)(rtl_signal_scale_mapping(hw,
 			total_rssi /= rf_rx_num));
 }

 static void translate_rx_signal_stuff(struct ieee80211_hw *hw,
 				      struct sk_buff *skb,
 				      struct rtl_stats *pstatus, u8 *pdesc,
 				      struct rx_fwinfo_8723e *p_drvinfo)
 {
 	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
 	struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
 	struct ieee80211_hdr *hdr;
 	u8 *tmp_buf;
 	u8 *praddr;
 	/*u8 *psaddr;*/
 	u16 fc, type;
 	bool packet_matchbssid, packet_toself, packet_beacon;

 	tmp_buf = skb->data + pstatus->rx_drvinfo_size + pstatus->rx_bufshift;

 	hdr = (struct ieee80211_hdr *)tmp_buf;
 	fc = le16_to_cpu(hdr->frame_control);
 	type = WLAN_FC_GET_TYPE(hdr->frame_control);
 	praddr = hdr->addr1;

 	packet_matchbssid = ((IEEE80211_FTYPE_CTL != type) &&
 		(ether_addr_equal(mac->bssid, (fc & IEEE80211_FCTL_TODS) ?
 		 hdr->addr1 : (fc & IEEE80211_FCTL_FROMDS) ?
 		 hdr->addr2 : hdr->addr3)) &&
 		 (!pstatus->hwerror) &&
 		 (!pstatus->crc) && (!pstatus->icv));

 	packet_toself = packet_matchbssid &&
 	    (ether_addr_equal(praddr, rtlefuse->dev_addr));

 	if (ieee80211_is_beacon(hdr->frame_control))
 		packet_beacon = true;
 	else
 		packet_beacon = false;

 	_rtl8723e_query_rxphystatus(hw, pstatus, pdesc, p_drvinfo,
 				    packet_matchbssid, packet_toself,
 				    packet_beacon);

 	rtl_process_phyinfo(hw, tmp_buf, pstatus);
 }

 bool rtl8723e_rx_query_desc(struct ieee80211_hw *hw,
 			    struct rtl_stats *status,
 			    struct ieee80211_rx_status *rx_status,
 			    u8 *pdesc, struct sk_buff *skb)
 {
 	struct rx_fwinfo_8723e *p_drvinfo;
 	struct ieee80211_hdr *hdr;
 	u32 phystatus = GET_RX_DESC_PHYST(pdesc);

 	status->length = (u16)GET_RX_DESC_PKT_LEN(pdesc);
 	status->rx_drvinfo_size = (u8)GET_RX_DESC_DRV_INFO_SIZE(pdesc) *
 	    RX_DRV_INFO_SIZE_UNIT;
 	status->rx_bufshift = (u8)(GET_RX_DESC_SHIFT(pdesc) & 0x03);
 	status->icv = (u16)GET_RX_DESC_ICV(pdesc);
 	status->crc = (u16)GET_RX_DESC_CRC32(pdesc);
 	status->hwerror = (status->crc | status->icv);
 	status->decrypted = !GET_RX_DESC_SWDEC(pdesc);
 	status->rate = (u8)GET_RX_DESC_RXMCS(pdesc);
 	status->shortpreamble = (u16)GET_RX_DESC_SPLCP(pdesc);
 	status->isampdu = (bool)(GET_RX_DESC_PAGGR(pdesc) == 1);
 	status->isfirst_ampdu = (bool)((GET_RX_DESC_PAGGR(pdesc) == 1) &&
 				       (GET_RX_DESC_FAGGR(pdesc) == 1));
 	status->timestamp_low = GET_RX_DESC_TSFL(pdesc);
 	status->rx_is40Mhzpacket = (bool)GET_RX_DESC_BW(pdesc);
 	status->is_ht = (bool)GET_RX_DESC_RXHT(pdesc);

 	status->is_cck = RX_HAL_IS_CCK_RATE(status->rate);

 	rx_status->freq = hw->conf.chandef.chan->center_freq;
 	rx_status->band = hw->conf.chandef.chan->band;

 	hdr = (struct ieee80211_hdr *)(skb->data + status->rx_drvinfo_size
 			+ status->rx_bufshift);

 	if (status->crc)
 		rx_status->flag |= RX_FLAG_FAILED_FCS_CRC;

 	if (status->rx_is40Mhzpacket)
 		rx_status->flag |= RX_FLAG_40MHZ;

 	if (status->is_ht)
 		rx_status->flag |= RX_FLAG_HT;

 	rx_status->flag |= RX_FLAG_MACTIME_START;

 	/* hw will set status->decrypted true, if it finds the
 	 * frame is open data frame or mgmt frame.
 	 * So hw will not decryption robust managment frame
 	 * for IEEE80211w but still set status->decrypted
 	 * true, so here we should set it back to undecrypted
 	 * for IEEE80211w frame, and mac80211 sw will help
 	 * to decrypt it
 	 */
 	if (status->decrypted) {
 		if ((!_ieee80211_is_robust_mgmt_frame(hdr)) &&
 		    (ieee80211_has_protected(hdr->frame_control)))
 			rx_status->flag |= RX_FLAG_DECRYPTED;
 		else
 			rx_status->flag &= ~RX_FLAG_DECRYPTED;
 	}

 	/* rate_idx: index of data rate into band's
 	 * supported rates or MCS index if HT rates
 	 * are use (RX_FLAG_HT)
 	 * Notice: this is diff with windows define
 	 */
 	rx_status->rate_idx = rtlwifi_rate_mapping(hw, status->is_ht,
 						   false, status->rate);

 	rx_status->mactime = status->timestamp_low;
 	if (phystatus == true) {
 		p_drvinfo = (struct rx_fwinfo_8723e *)(skb->data +
 						     status->rx_bufshift);

 		translate_rx_signal_stuff(hw, skb, status, pdesc, p_drvinfo);
 	}
 	rx_status->signal = status->recvsignalpower + 10;
 	return true;
 }

 void rtl8723e_tx_fill_desc(struct ieee80211_hw *hw,
 			   struct ieee80211_hdr *hdr, u8 *pdesc_tx,
 			   u8 *txbd, struct ieee80211_tx_info *info,
 			   struct ieee80211_sta *sta,
 			   struct sk_buff *skb,
 			   u8 hw_queue, struct rtl_tcb_desc *ptcb_desc)
 {
 	struct rtl_priv *rtlpriv = rtl_priv(hw);
 	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
 	struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
 	struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
 	bool b_defaultadapter = true;
 	/* bool b_trigger_ac = false; */
 	u8 *pdesc = (u8 *)pdesc_tx;
 	u16 seq_number;
 	__le16 fc = hdr->frame_control;
 	u8 fw_qsel = _rtl8723e_map_hwqueue_to_fwqueue(skb, hw_queue);
 	bool firstseg = ((hdr->seq_ctrl &
 			  cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0);

 	bool lastseg = ((hdr->frame_control &
 			 cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) == 0);

 	dma_addr_t mapping = pci_map_single(rtlpci->pdev,
 					    skb->data, skb->len,
 					    PCI_DMA_TODEVICE);
 	u8 bw_40 = 0;

 	if (pci_dma_mapping_error(rtlpci->pdev, mapping)) {
 		RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE,
 			 "DMA mapping error\n");
 		return;
 	}
 	if (mac->opmode == NL80211_IFTYPE_STATION) {
 		bw_40 = mac->bw_40;
 	} else if (mac->opmode == NL80211_IFTYPE_AP ||
 		mac->opmode == NL80211_IFTYPE_ADHOC) {
 		if (sta)
 			bw_40 = sta->ht_cap.cap &
 				IEEE80211_HT_CAP_SUP_WIDTH_20_40;
 	}

 	seq_number = (le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_SEQ) >> 4;

 	rtl_get_tcb_desc(hw, info, sta, skb, ptcb_desc);

 	CLEAR_PCI_TX_DESC_CONTENT(pdesc, sizeof(struct tx_desc_8723e));

 	if (ieee80211_is_nullfunc(fc) || ieee80211_is_ctl(fc)) {
 		firstseg = true;
 		lastseg = true;
 	}

 	if (firstseg) {
 		SET_TX_DESC_OFFSET(pdesc, USB_HWDESC_HEADER_LEN);

 		SET_TX_DESC_TX_RATE(pdesc, ptcb_desc->hw_rate);

 		if (ptcb_desc->use_shortgi || ptcb_desc->use_shortpreamble)
 			SET_TX_DESC_DATA_SHORTGI(pdesc, 1);

 		if (info->flags & IEEE80211_TX_CTL_AMPDU) {
 			SET_TX_DESC_AGG_BREAK(pdesc, 1);
 			SET_TX_DESC_MAX_AGG_NUM(pdesc, 0x14);
 		}
 		SET_TX_DESC_SEQ(pdesc, seq_number);

 		SET_TX_DESC_RTS_ENABLE(pdesc,
 				       ((ptcb_desc->rts_enable &&
 					!ptcb_desc->cts_enable) ? 1 : 0));
 		SET_TX_DESC_HW_RTS_ENABLE(pdesc,
 					  ((ptcb_desc->rts_enable ||
 					  ptcb_desc->cts_enable) ? 1 : 0));
 		SET_TX_DESC_CTS2SELF(pdesc,
 				     ((ptcb_desc->cts_enable) ? 1 : 0));
 		SET_TX_DESC_RTS_STBC(pdesc,
 				     ((ptcb_desc->rts_stbc) ? 1 : 0));

 		SET_TX_DESC_RTS_RATE(pdesc, ptcb_desc->rts_rate);
 		SET_TX_DESC_RTS_BW(pdesc, 0);
 		SET_TX_DESC_RTS_SC(pdesc, ptcb_desc->rts_sc);
 		SET_TX_DESC_RTS_SHORT(pdesc,
 				((ptcb_desc->rts_rate <= DESC92C_RATE54M) ?
 				(ptcb_desc->rts_use_shortpreamble ? 1 : 0)
 				: (ptcb_desc->rts_use_shortgi ? 1 : 0)));

 		if (bw_40) {
 			if (ptcb_desc->packet_bw == HT_CHANNEL_WIDTH_20_40) {
 				SET_TX_DESC_DATA_BW(pdesc, 1);
 				SET_TX_DESC_TX_SUB_CARRIER(pdesc, 3);
 			} else {
 				SET_TX_DESC_DATA_BW(pdesc, 0);
 				SET_TX_DESC_TX_SUB_CARRIER(pdesc,
 					mac->cur_40_prime_sc);
 			}
 		} else {
 			SET_TX_DESC_DATA_BW(pdesc, 0);
 			SET_TX_DESC_TX_SUB_CARRIER(pdesc, 0);
 		}

 		SET_TX_DESC_LINIP(pdesc, 0);
 		SET_TX_DESC_PKT_SIZE(pdesc, (u16) skb->len);

 		if (sta) {
 			u8 ampdu_density = sta->ht_cap.ampdu_density;
 			SET_TX_DESC_AMPDU_DENSITY(pdesc, ampdu_density);
 		}

 		if (info->control.hw_key) {
 			struct ieee80211_key_conf *keyconf =
 			    info->control.hw_key;

 			switch (keyconf->cipher) {
 			case WLAN_CIPHER_SUITE_WEP40:
 			case WLAN_CIPHER_SUITE_WEP104:
 			case WLAN_CIPHER_SUITE_TKIP:
 				SET_TX_DESC_SEC_TYPE(pdesc, 0x1);
 				break;
 			case WLAN_CIPHER_SUITE_CCMP:
 				SET_TX_DESC_SEC_TYPE(pdesc, 0x3);
 				break;
 			default:
 				SET_TX_DESC_SEC_TYPE(pdesc, 0x0);
 				break;

 			}
 		}

 		SET_TX_DESC_PKT_ID(pdesc, 0);
 		SET_TX_DESC_QUEUE_SEL(pdesc, fw_qsel);

 		SET_TX_DESC_DATA_RATE_FB_LIMIT(pdesc, 0x1F);
 		SET_TX_DESC_RTS_RATE_FB_LIMIT(pdesc, 0xF);
 		SET_TX_DESC_DISABLE_FB(pdesc, 0);
 		SET_TX_DESC_USE_RATE(pdesc, ptcb_desc->use_driver_rate ? 1 : 0);

 		if (ieee80211_is_data_qos(fc)) {
 			if (mac->rdg_en) {
 				RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE,
 					 "Enable RDG function.\n");
 				SET_TX_DESC_RDG_ENABLE(pdesc, 1);
 				SET_TX_DESC_HTC(pdesc, 1);
 			}
 		}
 	}

 	SET_TX_DESC_FIRST_SEG(pdesc, (firstseg ? 1 : 0));
 	SET_TX_DESC_LAST_SEG(pdesc, (lastseg ? 1 : 0));

 	SET_TX_DESC_TX_BUFFER_SIZE(pdesc, (u16) skb->len);

 	SET_TX_DESC_TX_BUFFER_ADDRESS(pdesc, mapping);

 	if (rtlpriv->dm.useramask) {
 		SET_TX_DESC_RATE_ID(pdesc, ptcb_desc->ratr_index);
 		SET_TX_DESC_MACID(pdesc, ptcb_desc->mac_id);
 	} else {
 		SET_TX_DESC_RATE_ID(pdesc, 0xC + ptcb_desc->ratr_index);
 		SET_TX_DESC_MACID(pdesc, ptcb_desc->ratr_index);
 	}

 	if ((!ieee80211_is_data_qos(fc)) && ppsc->fwctrl_lps) {
 		SET_TX_DESC_HWSEQ_EN_8723(pdesc, 1);
 		/* SET_TX_DESC_HWSEQ_EN(pdesc, 1); */
 		/* SET_TX_DESC_PKT_ID(pdesc, 8); */

 		if (!b_defaultadapter)
 			SET_TX_DESC_HWSEQ_SEL_8723(pdesc, 1);
 	/* SET_TX_DESC_QOS(pdesc, 1); */
 	}

 	SET_TX_DESC_MORE_FRAG(pdesc, (lastseg ? 0 : 1));

 	if (is_multicast_ether_addr(ieee80211_get_DA(hdr)) ||
 	    is_broadcast_ether_addr(ieee80211_get_DA(hdr))) {
 		SET_TX_DESC_BMC(pdesc, 1);
 	}

 	RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE, "\n");
 }

 void rtl8723e_tx_fill_cmddesc(struct ieee80211_hw *hw,
 			      u8 *pdesc, bool firstseg,
 			      bool lastseg, struct sk_buff *skb)
 {
 	struct rtl_priv *rtlpriv = rtl_priv(hw);
 	struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
 	u8 fw_queue = QSLT_BEACON;

 	dma_addr_t mapping = pci_map_single(rtlpci->pdev,
 					    skb->data, skb->len,
 					    PCI_DMA_TODEVICE);

 	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)(skb->data);
 	__le16 fc = hdr->frame_control;

 	if (pci_dma_mapping_error(rtlpci->pdev, mapping)) {
 		RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE,
 			 "DMA mapping error\n");
 		return;
 	}
 	CLEAR_PCI_TX_DESC_CONTENT(pdesc, TX_DESC_SIZE);

 	if (firstseg)
 		SET_TX_DESC_OFFSET(pdesc, USB_HWDESC_HEADER_LEN);

 	SET_TX_DESC_TX_RATE(pdesc, DESC92C_RATE1M);

 	SET_TX_DESC_SEQ(pdesc, 0);

 	SET_TX_DESC_LINIP(pdesc, 0);

 	SET_TX_DESC_QUEUE_SEL(pdesc, fw_queue);

 	SET_TX_DESC_FIRST_SEG(pdesc, 1);
 	SET_TX_DESC_LAST_SEG(pdesc, 1);

 	SET_TX_DESC_TX_BUFFER_SIZE(pdesc, (u16) (skb->len));

 	SET_TX_DESC_TX_BUFFER_ADDRESS(pdesc, mapping);

 	SET_TX_DESC_RATE_ID(pdesc, 7);
 	SET_TX_DESC_MACID(pdesc, 0);

 	SET_TX_DESC_OWN(pdesc, 1);

 	SET_TX_DESC_PKT_SIZE((u8 *)pdesc, (u16)(skb->len));

 	SET_TX_DESC_FIRST_SEG(pdesc, 1);
 	SET_TX_DESC_LAST_SEG(pdesc, 1);

 	SET_TX_DESC_OFFSET(pdesc, 0x20);

 	SET_TX_DESC_USE_RATE(pdesc, 1);

 	if (!ieee80211_is_data_qos(fc)) {
 		SET_TX_DESC_HWSEQ_EN_8723(pdesc, 1);
 		/* SET_TX_DESC_HWSEQ_EN(pdesc, 1); */
 		/* SET_TX_DESC_PKT_ID(pdesc, 8); */
 	}

 	RT_PRINT_DATA(rtlpriv, COMP_CMD, DBG_LOUD,
 		      "H2C Tx Cmd Content\n",
 		      pdesc, TX_DESC_SIZE);
 }

 void rtl8723e_set_desc(struct ieee80211_hw *hw, u8 *pdesc,
 		       bool istx, u8 desc_name, u8 *val)
 {
 	if (istx == true) {
 		switch (desc_name) {
 		case HW_DESC_OWN:
 			SET_TX_DESC_OWN(pdesc, 1);
 			break;
 		case HW_DESC_TX_NEXTDESC_ADDR:
 			SET_TX_DESC_NEXT_DESC_ADDRESS(pdesc, *(u32 *) val);
 			break;
 		default:
 			RT_ASSERT(false, "ERR txdesc :%d not process\n",
 				  desc_name);
 			break;
 		}
 	} else {
 		switch (desc_name) {
 		case HW_DESC_RXOWN:
 			SET_RX_DESC_OWN(pdesc, 1);
 			break;
 		case HW_DESC_RXBUFF_ADDR:
 			SET_RX_DESC_BUFF_ADDR(pdesc, *(u32 *) val);
 			break;
 		case HW_DESC_RXPKT_LEN:
 			SET_RX_DESC_PKT_LEN(pdesc, *(u32 *) val);
 			break;
 		case HW_DESC_RXERO:
 			SET_RX_DESC_EOR(pdesc, 1);
 			break;
 		default:
 			RT_ASSERT(false, "ERR rxdesc :%d not process\n",
 				  desc_name);
 			break;
 		}
 	}
 }

 u32 rtl8723e_get_desc(u8 *pdesc, bool istx, u8 desc_name)
 {
 	u32 ret = 0;

 	if (istx == true) {
 		switch (desc_name) {
 		case HW_DESC_OWN:
 			ret = GET_TX_DESC_OWN(pdesc);
 			break;
 		case HW_DESC_TXBUFF_ADDR:
 			ret = GET_TX_DESC_TX_BUFFER_ADDRESS(pdesc);
 			break;
 		default:
 			RT_ASSERT(false, "ERR txdesc :%d not process\n",
 				  desc_name);
 			break;
 		}
 	} else {
 		switch (desc_name) {
 		case HW_DESC_OWN:
 			ret = GET_RX_DESC_OWN(pdesc);
 			break;
 		case HW_DESC_RXPKT_LEN:
 			ret = GET_RX_DESC_PKT_LEN(pdesc);
 			break;
 		case HW_DESC_RXBUFF_ADDR:
 			ret = GET_RX_DESC_BUFF_ADDR(pdesc);
 			break;
 		default:
 			RT_ASSERT(false, "ERR rxdesc :%d not process\n",
 				  desc_name);
 			break;
 		}
 	}
 	return ret;
 }

 bool rtl8723e_is_tx_desc_closed(struct ieee80211_hw *hw,
 				u8 hw_queue, u16 index)
 {
 	struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
 	struct rtl8192_tx_ring *ring = &rtlpci->tx_ring[hw_queue];
 	u8 *entry = (u8 *)(&ring->desc[ring->idx]);
 	u8 own = (u8)rtl8723e_get_desc(entry, true, HW_DESC_OWN);

 	/**
 	 *beacon packet will only use the first
 	 *descriptor defautly,and the own may not
 	 *be cleared by the hardware
 	 */
 	if (own)
 		return false;
 	return true;
 }

 void rtl8723e_tx_polling(struct ieee80211_hw *hw, u8 hw_queue)
 {
 	struct rtl_priv *rtlpriv = rtl_priv(hw);
 	if (hw_queue == BEACON_QUEUE) {
 		rtl_write_word(rtlpriv, REG_PCIE_CTRL_REG, BIT(4));
 	} else {
 		rtl_write_word(rtlpriv, REG_PCIE_CTRL_REG,
 			       BIT(0) << (hw_queue));
 	}
 }

 u32 rtl8723e_rx_command_packet(struct ieee80211_hw *hw,
 			       const struct rtl_stats *status,
 			       struct sk_buff *skb)
 {
 	return 0;
 }
	/******************************************************************************
	*
	* 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
	* 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.
	*
	* The full GNU General Public License is included in this distribution in the
	* file called LICENSE.
	*
	* Contact Information:
	* wlanfae <wlanfae@realtek.com>
	* Realtek Corporation, No. 2, Innovation Road II, Hsinchu Science Park,
	* Hsinchu 300, Taiwan.
	*
	* Larry Finger <Larry.Finger@lwfinger.net>
	*
	*****************************************************************************/

	#include "../wifi.h"
	#include "../pci.h"
	#include "../base.h"
	#include "../stats.h"
	#include "reg.h"
	#include "def.h"
	#include "phy.h"
	#include "trx.h"
	#include "led.h"

	static u8 _rtl8723e_map_hwqueue_to_fwqueue(struct sk_buff *skb, u8 hw_queue)
	{
	__le16 fc = rtl_get_fc(skb);

	if (unlikely(ieee80211_is_beacon(fc)))
	return QSLT_BEACON;
	if (ieee80211_is_mgmt(fc) \|\| ieee80211_is_ctl(fc))
	return QSLT_MGNT;

	return skb->priority;
	}

	static void _rtl8723e_query_rxphystatus(struct ieee80211_hw *hw,
	struct rtl_stats pstatus, u8 pdesc,
	struct rx_fwinfo_8723e *p_drvinfo,
	bool bpacket_match_bssid,
	bool bpacket_toself, bool packet_beacon)
	{
	struct rtl_priv *rtlpriv = rtl_priv(hw);
	struct rtl_ps_ctl *ppsc = rtl_psc(rtlpriv);
	struct phy_sts_cck_8723e_t *cck_buf;
	s8 rx_pwr_all = 0, rx_pwr[4];
	u8 rf_rx_num = 0, evm, pwdb_all;
	u8 i, max_spatial_stream;
	u32 rssi, total_rssi = 0;
	bool is_cck = pstatus->is_cck;

	/* Record it for next packet processing */
	pstatus->packet_matchbssid = bpacket_match_bssid;
	pstatus->packet_toself = bpacket_toself;
	pstatus->packet_beacon = packet_beacon;
	pstatus->rx_mimo_signalquality[0] = -1;
	pstatus->rx_mimo_signalquality[1] = -1;

	if (is_cck) {
	u8 report, cck_highpwr;

	/* CCK Driver info Structure is not the same as OFDM packet. */
	cck_buf = (struct phy_sts_cck_8723e_t *)p_drvinfo;

	/* (1)Hardware does not provide RSSI for CCK */
	/* (2)PWDB, Average PWDB cacluated by
	* hardware (for rate adaptive)
	*/
	if (ppsc->rfpwr_state == ERFON)
	cck_highpwr = (u8)rtl_get_bbreg(hw,
	RFPGA0_XA_HSSIPARAMETER2,
	BIT(9));
	else
	cck_highpwr = false;

	if (!cck_highpwr) {
	u8 cck_agc_rpt = cck_buf->cck_agc_rpt;
	report = cck_buf->cck_agc_rpt & 0xc0;
	report = report >> 6;
	switch (report) {
	case 0x3:
	rx_pwr_all = -46 - (cck_agc_rpt & 0x3e);
	break;
	case 0x2:
	rx_pwr_all = -26 - (cck_agc_rpt & 0x3e);
	break;
	case 0x1:
	rx_pwr_all = -12 - (cck_agc_rpt & 0x3e);
	break;
	case 0x0:
	rx_pwr_all = 16 - (cck_agc_rpt & 0x3e);
	break;
	}
	} else {
	u8 cck_agc_rpt = cck_buf->cck_agc_rpt;
	report = p_drvinfo->cfosho[0] & 0x60;
	report = report >> 5;
	switch (report) {
	case 0x3:
	rx_pwr_all = -46 - ((cck_agc_rpt & 0x1f) << 1);
	break;
	case 0x2:
	rx_pwr_all = -26 - ((cck_agc_rpt & 0x1f) << 1);
	break;
	case 0x1:
	rx_pwr_all = -12 - ((cck_agc_rpt & 0x1f) << 1);
	break;
	case 0x0:
	rx_pwr_all = 16 - ((cck_agc_rpt & 0x1f) << 1);
	break;
	}
	}

	pwdb_all = rtl_query_rxpwrpercentage(rx_pwr_all);
	/* CCK gain is smaller than OFDM/MCS gain, */
	/* so we add gain diff by experiences,
	* the val is 6
	*/
	pwdb_all += 6;
	if (pwdb_all > 100)
	pwdb_all = 100;
	/* modify the offset to make the same
	* gain index with OFDM.
	*/
	if (pwdb_all > 34 && pwdb_all <= 42)
	pwdb_all -= 2;
	else if (pwdb_all > 26 && pwdb_all <= 34)
	pwdb_all -= 6;
	else if (pwdb_all > 14 && pwdb_all <= 26)
	pwdb_all -= 8;
	else if (pwdb_all > 4 && pwdb_all <= 14)
	pwdb_all -= 4;

	pstatus->rx_pwdb_all = pwdb_all;
	pstatus->recvsignalpower = rx_pwr_all;

	/* (3) Get Signal Quality (EVM) */
	if (bpacket_match_bssid) {
	u8 sq;

	if (pstatus->rx_pwdb_all > 40)
	sq = 100;
	else {
	sq = cck_buf->sq_rpt;
	if (sq > 64)
	sq = 0;
	else if (sq < 20)
	sq = 100;
	else
	sq = ((64 - sq) * 100) / 44;
	}

	pstatus->signalquality = sq;
	pstatus->rx_mimo_signalquality[0] = sq;
	pstatus->rx_mimo_signalquality[1] = -1;
	}
	} else {
	rtlpriv->dm.rfpath_rxenable[0] =
	rtlpriv->dm.rfpath_rxenable[1] = true;

	/* (1)Get RSSI for HT rate */
	for (i = RF90_PATH_A; i < RF6052_MAX_PATH; i++) {

	/* we will judge RF RX path now. */
	if (rtlpriv->dm.rfpath_rxenable[i])
	rf_rx_num++;

	rx_pwr[i] = ((p_drvinfo->gain_trsw[i] &
	0x3f) * 2) - 110;

	/* Translate DBM to percentage. */
	rssi = rtl_query_rxpwrpercentage(rx_pwr[i]);
	total_rssi += rssi;

	/* Get Rx snr value in DB */
	rtlpriv->stats.rx_snr_db[i] =
	(long)(p_drvinfo->rxsnr[i] / 2);

	/* Record Signal Strength for next packet */
	if (bpacket_match_bssid)
	pstatus->rx_mimo_signalstrength[i] = (u8)rssi;
	}

	/* (2)PWDB, Average PWDB cacluated by
	* hardware (for rate adaptive)
	*/
	rx_pwr_all = ((p_drvinfo->pwdb_all >> 1) & 0x7f) - 110;

	pwdb_all = rtl_query_rxpwrpercentage(rx_pwr_all);
	pstatus->rx_pwdb_all = pwdb_all;
	pstatus->rxpower = rx_pwr_all;
	pstatus->recvsignalpower = rx_pwr_all;

	/* (3)EVM of HT rate */
	if (pstatus->is_ht && pstatus->rate >= DESC92C_RATEMCS8 &&
	pstatus->rate <= DESC92C_RATEMCS15)
	max_spatial_stream = 2;
	else
	max_spatial_stream = 1;

	for (i = 0; i < max_spatial_stream; i++) {
	evm = rtl_evm_db_to_percentage(p_drvinfo->rxevm[i]);

	if (bpacket_match_bssid) {
	/* Fill value in RFD, Get the first
	* spatial stream only
	*/
	if (i == 0)
	pstatus->signalquality =
	(u8)(evm & 0xff);
	pstatus->rx_mimo_signalquality[i] =
	(u8)(evm & 0xff);
	}
	}
	}

	/* UI BSS List signal strength(in percentage),
	* make it good looking, from 0~100.
	*/
	if (is_cck)
	pstatus->signalstrength = (u8)(rtl_signal_scale_mapping(hw,
	pwdb_all));
	else if (rf_rx_num != 0)
	pstatus->signalstrength = (u8)(rtl_signal_scale_mapping(hw,
	total_rssi /= rf_rx_num));
	}

	static void translate_rx_signal_stuff(struct ieee80211_hw *hw,
	struct sk_buff *skb,
	struct rtl_stats pstatus, u8 pdesc,
	struct rx_fwinfo_8723e *p_drvinfo)
	{
	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
	struct rtl_efuse *rtlefuse = rtl_efuse(rtl_priv(hw));
	struct ieee80211_hdr *hdr;
	u8 *tmp_buf;
	u8 *praddr;
	/u8 psaddr;*/
	u16 fc, type;
	bool packet_matchbssid, packet_toself, packet_beacon;

	tmp_buf = skb->data + pstatus->rx_drvinfo_size + pstatus->rx_bufshift;

	hdr = (struct ieee80211_hdr *)tmp_buf;
	fc = le16_to_cpu(hdr->frame_control);
	type = WLAN_FC_GET_TYPE(hdr->frame_control);
	praddr = hdr->addr1;

	packet_matchbssid = ((IEEE80211_FTYPE_CTL != type) &&
	(ether_addr_equal(mac->bssid, (fc & IEEE80211_FCTL_TODS) ?
	hdr->addr1 : (fc & IEEE80211_FCTL_FROMDS) ?
	hdr->addr2 : hdr->addr3)) &&
	(!pstatus->hwerror) &&
	(!pstatus->crc) && (!pstatus->icv));

	packet_toself = packet_matchbssid &&
	(ether_addr_equal(praddr, rtlefuse->dev_addr));

	if (ieee80211_is_beacon(hdr->frame_control))
	packet_beacon = true;
	else
	packet_beacon = false;

	_rtl8723e_query_rxphystatus(hw, pstatus, pdesc, p_drvinfo,
	packet_matchbssid, packet_toself,
	packet_beacon);

	rtl_process_phyinfo(hw, tmp_buf, pstatus);
	}

	bool rtl8723e_rx_query_desc(struct ieee80211_hw *hw,
	struct rtl_stats *status,
	struct ieee80211_rx_status *rx_status,
	u8 pdesc, struct sk_buff skb)
	{
	struct rx_fwinfo_8723e *p_drvinfo;
	struct ieee80211_hdr *hdr;
	u32 phystatus = GET_RX_DESC_PHYST(pdesc);

	status->length = (u16)GET_RX_DESC_PKT_LEN(pdesc);
	status->rx_drvinfo_size = (u8)GET_RX_DESC_DRV_INFO_SIZE(pdesc) *
	RX_DRV_INFO_SIZE_UNIT;
	status->rx_bufshift = (u8)(GET_RX_DESC_SHIFT(pdesc) & 0x03);
	status->icv = (u16)GET_RX_DESC_ICV(pdesc);
	status->crc = (u16)GET_RX_DESC_CRC32(pdesc);
	status->hwerror = (status->crc \| status->icv);
	status->decrypted = !GET_RX_DESC_SWDEC(pdesc);
	status->rate = (u8)GET_RX_DESC_RXMCS(pdesc);
	status->shortpreamble = (u16)GET_RX_DESC_SPLCP(pdesc);
	status->isampdu = (bool)(GET_RX_DESC_PAGGR(pdesc) == 1);
	status->isfirst_ampdu = (bool)((GET_RX_DESC_PAGGR(pdesc) == 1) &&
	(GET_RX_DESC_FAGGR(pdesc) == 1));
	status->timestamp_low = GET_RX_DESC_TSFL(pdesc);
	status->rx_is40Mhzpacket = (bool)GET_RX_DESC_BW(pdesc);
	status->is_ht = (bool)GET_RX_DESC_RXHT(pdesc);

	status->is_cck = RX_HAL_IS_CCK_RATE(status->rate);

	rx_status->freq = hw->conf.chandef.chan->center_freq;
	rx_status->band = hw->conf.chandef.chan->band;

	hdr = (struct ieee80211_hdr *)(skb->data + status->rx_drvinfo_size
	+ status->rx_bufshift);

	if (status->crc)
	rx_status->flag \|= RX_FLAG_FAILED_FCS_CRC;

	if (status->rx_is40Mhzpacket)
	rx_status->flag \|= RX_FLAG_40MHZ;

	if (status->is_ht)
	rx_status->flag \|= RX_FLAG_HT;

	rx_status->flag \|= RX_FLAG_MACTIME_START;

	/* hw will set status->decrypted true, if it finds the
	* frame is open data frame or mgmt frame.
	* So hw will not decryption robust managment frame
	* for IEEE80211w but still set status->decrypted
	* true, so here we should set it back to undecrypted
	* for IEEE80211w frame, and mac80211 sw will help
	* to decrypt it
	*/
	if (status->decrypted) {
	if ((!_ieee80211_is_robust_mgmt_frame(hdr)) &&
	(ieee80211_has_protected(hdr->frame_control)))
	rx_status->flag \|= RX_FLAG_DECRYPTED;
	else
	rx_status->flag &= ~RX_FLAG_DECRYPTED;
	}

	/* rate_idx: index of data rate into band's
	* supported rates or MCS index if HT rates
	* are use (RX_FLAG_HT)
	* Notice: this is diff with windows define
	*/
	rx_status->rate_idx = rtlwifi_rate_mapping(hw, status->is_ht,
	false, status->rate);

	rx_status->mactime = status->timestamp_low;
	if (phystatus == true) {
	p_drvinfo = (struct rx_fwinfo_8723e *)(skb->data +
	status->rx_bufshift);

	translate_rx_signal_stuff(hw, skb, status, pdesc, p_drvinfo);
	}
	rx_status->signal = status->recvsignalpower + 10;
	return true;
	}

	void rtl8723e_tx_fill_desc(struct ieee80211_hw *hw,
	struct ieee80211_hdr hdr, u8 pdesc_tx,
	u8 txbd, struct ieee80211_tx_info info,
	struct ieee80211_sta *sta,
	struct sk_buff *skb,
	u8 hw_queue, struct rtl_tcb_desc *ptcb_desc)
	{
	struct rtl_priv *rtlpriv = rtl_priv(hw);
	struct rtl_mac *mac = rtl_mac(rtl_priv(hw));
	struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
	struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw));
	bool b_defaultadapter = true;
	/* bool b_trigger_ac = false; */
	u8 pdesc = (u8 )pdesc_tx;
	u16 seq_number;
	__le16 fc = hdr->frame_control;
	u8 fw_qsel = _rtl8723e_map_hwqueue_to_fwqueue(skb, hw_queue);
	bool firstseg = ((hdr->seq_ctrl &
	cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0);

	bool lastseg = ((hdr->frame_control &
	cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) == 0);

	dma_addr_t mapping = pci_map_single(rtlpci->pdev,
	skb->data, skb->len,
	PCI_DMA_TODEVICE);
	u8 bw_40 = 0;

	if (pci_dma_mapping_error(rtlpci->pdev, mapping)) {
	RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE,
	"DMA mapping error\n");
	return;
	}
	if (mac->opmode == NL80211_IFTYPE_STATION) {
	bw_40 = mac->bw_40;
	} else if (mac->opmode == NL80211_IFTYPE_AP \|\|
	mac->opmode == NL80211_IFTYPE_ADHOC) {
	if (sta)
	bw_40 = sta->ht_cap.cap &
	IEEE80211_HT_CAP_SUP_WIDTH_20_40;
	}

	seq_number = (le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_SEQ) >> 4;

	rtl_get_tcb_desc(hw, info, sta, skb, ptcb_desc);

	CLEAR_PCI_TX_DESC_CONTENT(pdesc, sizeof(struct tx_desc_8723e));

	if (ieee80211_is_nullfunc(fc) \|\| ieee80211_is_ctl(fc)) {
	firstseg = true;
	lastseg = true;
	}

	if (firstseg) {
	SET_TX_DESC_OFFSET(pdesc, USB_HWDESC_HEADER_LEN);

	SET_TX_DESC_TX_RATE(pdesc, ptcb_desc->hw_rate);

	if (ptcb_desc->use_shortgi \|\| ptcb_desc->use_shortpreamble)
	SET_TX_DESC_DATA_SHORTGI(pdesc, 1);

	if (info->flags & IEEE80211_TX_CTL_AMPDU) {
	SET_TX_DESC_AGG_BREAK(pdesc, 1);
	SET_TX_DESC_MAX_AGG_NUM(pdesc, 0x14);
	}
	SET_TX_DESC_SEQ(pdesc, seq_number);

	SET_TX_DESC_RTS_ENABLE(pdesc,
	((ptcb_desc->rts_enable &&
	!ptcb_desc->cts_enable) ? 1 : 0));
	SET_TX_DESC_HW_RTS_ENABLE(pdesc,
	((ptcb_desc->rts_enable \|\|
	ptcb_desc->cts_enable) ? 1 : 0));
	SET_TX_DESC_CTS2SELF(pdesc,
	((ptcb_desc->cts_enable) ? 1 : 0));
	SET_TX_DESC_RTS_STBC(pdesc,
	((ptcb_desc->rts_stbc) ? 1 : 0));

	SET_TX_DESC_RTS_RATE(pdesc, ptcb_desc->rts_rate);
	SET_TX_DESC_RTS_BW(pdesc, 0);
	SET_TX_DESC_RTS_SC(pdesc, ptcb_desc->rts_sc);
	SET_TX_DESC_RTS_SHORT(pdesc,
	((ptcb_desc->rts_rate <= DESC92C_RATE54M) ?
	(ptcb_desc->rts_use_shortpreamble ? 1 : 0)
	: (ptcb_desc->rts_use_shortgi ? 1 : 0)));

	if (bw_40) {
	if (ptcb_desc->packet_bw == HT_CHANNEL_WIDTH_20_40) {
	SET_TX_DESC_DATA_BW(pdesc, 1);
	SET_TX_DESC_TX_SUB_CARRIER(pdesc, 3);
	} else {
	SET_TX_DESC_DATA_BW(pdesc, 0);
	SET_TX_DESC_TX_SUB_CARRIER(pdesc,
	mac->cur_40_prime_sc);
	}
	} else {
	SET_TX_DESC_DATA_BW(pdesc, 0);
	SET_TX_DESC_TX_SUB_CARRIER(pdesc, 0);
	}

	SET_TX_DESC_LINIP(pdesc, 0);
	SET_TX_DESC_PKT_SIZE(pdesc, (u16) skb->len);

	if (sta) {
	u8 ampdu_density = sta->ht_cap.ampdu_density;
	SET_TX_DESC_AMPDU_DENSITY(pdesc, ampdu_density);
	}

	if (info->control.hw_key) {
	struct ieee80211_key_conf *keyconf =
	info->control.hw_key;

	switch (keyconf->cipher) {
	case WLAN_CIPHER_SUITE_WEP40:
	case WLAN_CIPHER_SUITE_WEP104:
	case WLAN_CIPHER_SUITE_TKIP:
	SET_TX_DESC_SEC_TYPE(pdesc, 0x1);
	break;
	case WLAN_CIPHER_SUITE_CCMP:
	SET_TX_DESC_SEC_TYPE(pdesc, 0x3);
	break;
	default:
	SET_TX_DESC_SEC_TYPE(pdesc, 0x0);
	break;

	}
	}

	SET_TX_DESC_PKT_ID(pdesc, 0);
	SET_TX_DESC_QUEUE_SEL(pdesc, fw_qsel);

	SET_TX_DESC_DATA_RATE_FB_LIMIT(pdesc, 0x1F);
	SET_TX_DESC_RTS_RATE_FB_LIMIT(pdesc, 0xF);
	SET_TX_DESC_DISABLE_FB(pdesc, 0);
	SET_TX_DESC_USE_RATE(pdesc, ptcb_desc->use_driver_rate ? 1 : 0);

	if (ieee80211_is_data_qos(fc)) {
	if (mac->rdg_en) {
	RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE,
	"Enable RDG function.\n");
	SET_TX_DESC_RDG_ENABLE(pdesc, 1);
	SET_TX_DESC_HTC(pdesc, 1);
	}
	}
	}

	SET_TX_DESC_FIRST_SEG(pdesc, (firstseg ? 1 : 0));
	SET_TX_DESC_LAST_SEG(pdesc, (lastseg ? 1 : 0));

	SET_TX_DESC_TX_BUFFER_SIZE(pdesc, (u16) skb->len);

	SET_TX_DESC_TX_BUFFER_ADDRESS(pdesc, mapping);

	if (rtlpriv->dm.useramask) {
	SET_TX_DESC_RATE_ID(pdesc, ptcb_desc->ratr_index);
	SET_TX_DESC_MACID(pdesc, ptcb_desc->mac_id);
	} else {
	SET_TX_DESC_RATE_ID(pdesc, 0xC + ptcb_desc->ratr_index);
	SET_TX_DESC_MACID(pdesc, ptcb_desc->ratr_index);
	}

	if ((!ieee80211_is_data_qos(fc)) && ppsc->fwctrl_lps) {
	SET_TX_DESC_HWSEQ_EN_8723(pdesc, 1);
	/* SET_TX_DESC_HWSEQ_EN(pdesc, 1); */
	/* SET_TX_DESC_PKT_ID(pdesc, 8); */

	if (!b_defaultadapter)
	SET_TX_DESC_HWSEQ_SEL_8723(pdesc, 1);
	/* SET_TX_DESC_QOS(pdesc, 1); */
	}

	SET_TX_DESC_MORE_FRAG(pdesc, (lastseg ? 0 : 1));

	if (is_multicast_ether_addr(ieee80211_get_DA(hdr)) \|\|
	is_broadcast_ether_addr(ieee80211_get_DA(hdr))) {
	SET_TX_DESC_BMC(pdesc, 1);
	}

	RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE, "\n");
	}

	void rtl8723e_tx_fill_cmddesc(struct ieee80211_hw *hw,
	u8 *pdesc, bool firstseg,
	bool lastseg, struct sk_buff *skb)
	{
	struct rtl_priv *rtlpriv = rtl_priv(hw);
	struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
	u8 fw_queue = QSLT_BEACON;

	dma_addr_t mapping = pci_map_single(rtlpci->pdev,
	skb->data, skb->len,
	PCI_DMA_TODEVICE);

	struct ieee80211_hdr hdr = (struct ieee80211_hdr )(skb->data);
	__le16 fc = hdr->frame_control;

	if (pci_dma_mapping_error(rtlpci->pdev, mapping)) {
	RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE,
	"DMA mapping error\n");
	return;
	}
	CLEAR_PCI_TX_DESC_CONTENT(pdesc, TX_DESC_SIZE);

	if (firstseg)
	SET_TX_DESC_OFFSET(pdesc, USB_HWDESC_HEADER_LEN);

	SET_TX_DESC_TX_RATE(pdesc, DESC92C_RATE1M);

	SET_TX_DESC_SEQ(pdesc, 0);

	SET_TX_DESC_LINIP(pdesc, 0);

	SET_TX_DESC_QUEUE_SEL(pdesc, fw_queue);

	SET_TX_DESC_FIRST_SEG(pdesc, 1);
	SET_TX_DESC_LAST_SEG(pdesc, 1);

	SET_TX_DESC_TX_BUFFER_SIZE(pdesc, (u16) (skb->len));

	SET_TX_DESC_TX_BUFFER_ADDRESS(pdesc, mapping);

	SET_TX_DESC_RATE_ID(pdesc, 7);
	SET_TX_DESC_MACID(pdesc, 0);

	SET_TX_DESC_OWN(pdesc, 1);

	SET_TX_DESC_PKT_SIZE((u8 *)pdesc, (u16)(skb->len));

	SET_TX_DESC_FIRST_SEG(pdesc, 1);
	SET_TX_DESC_LAST_SEG(pdesc, 1);

	SET_TX_DESC_OFFSET(pdesc, 0x20);

	SET_TX_DESC_USE_RATE(pdesc, 1);

	if (!ieee80211_is_data_qos(fc)) {
	SET_TX_DESC_HWSEQ_EN_8723(pdesc, 1);
	/* SET_TX_DESC_HWSEQ_EN(pdesc, 1); */
	/* SET_TX_DESC_PKT_ID(pdesc, 8); */
	}

	RT_PRINT_DATA(rtlpriv, COMP_CMD, DBG_LOUD,
	"H2C Tx Cmd Content\n",
	pdesc, TX_DESC_SIZE);
	}

	void rtl8723e_set_desc(struct ieee80211_hw hw, u8 pdesc,
	bool istx, u8 desc_name, u8 *val)
	{
	if (istx == true) {
	switch (desc_name) {
	case HW_DESC_OWN:
	SET_TX_DESC_OWN(pdesc, 1);
	break;
	case HW_DESC_TX_NEXTDESC_ADDR:
	SET_TX_DESC_NEXT_DESC_ADDRESS(pdesc, (u32 ) val);
	break;
	default:
	RT_ASSERT(false, "ERR txdesc :%d not process\n",
	desc_name);
	break;
	}
	} else {
	switch (desc_name) {
	case HW_DESC_RXOWN:
	SET_RX_DESC_OWN(pdesc, 1);
	break;
	case HW_DESC_RXBUFF_ADDR:
	SET_RX_DESC_BUFF_ADDR(pdesc, (u32 ) val);
	break;
	case HW_DESC_RXPKT_LEN:
	SET_RX_DESC_PKT_LEN(pdesc, (u32 ) val);
	break;
	case HW_DESC_RXERO:
	SET_RX_DESC_EOR(pdesc, 1);
	break;
	default:
	RT_ASSERT(false, "ERR rxdesc :%d not process\n",
	desc_name);
	break;
	}
	}
	}

	u32 rtl8723e_get_desc(u8 *pdesc, bool istx, u8 desc_name)
	{
	u32 ret = 0;

	if (istx == true) {
	switch (desc_name) {
	case HW_DESC_OWN:
	ret = GET_TX_DESC_OWN(pdesc);
	break;
	case HW_DESC_TXBUFF_ADDR:
	ret = GET_TX_DESC_TX_BUFFER_ADDRESS(pdesc);
	break;
	default:
	RT_ASSERT(false, "ERR txdesc :%d not process\n",
	desc_name);
	break;
	}
	} else {
	switch (desc_name) {
	case HW_DESC_OWN:
	ret = GET_RX_DESC_OWN(pdesc);
	break;
	case HW_DESC_RXPKT_LEN:
	ret = GET_RX_DESC_PKT_LEN(pdesc);
	break;
	case HW_DESC_RXBUFF_ADDR:
	ret = GET_RX_DESC_BUFF_ADDR(pdesc);
	break;
	default:
	RT_ASSERT(false, "ERR rxdesc :%d not process\n",
	desc_name);
	break;
	}
	}
	return ret;
	}

	bool rtl8723e_is_tx_desc_closed(struct ieee80211_hw *hw,
	u8 hw_queue, u16 index)
	{
	struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
	struct rtl8192_tx_ring *ring = &rtlpci->tx_ring[hw_queue];
	u8 entry = (u8 )(&ring->desc[ring->idx]);
	u8 own = (u8)rtl8723e_get_desc(entry, true, HW_DESC_OWN);

	/**
	*beacon packet will only use the first
	*descriptor defautly,and the own may not
	*be cleared by the hardware
	*/
	if (own)
	return false;
	return true;
	}

	void rtl8723e_tx_polling(struct ieee80211_hw *hw, u8 hw_queue)
	{
	struct rtl_priv *rtlpriv = rtl_priv(hw);
	if (hw_queue == BEACON_QUEUE) {
	rtl_write_word(rtlpriv, REG_PCIE_CTRL_REG, BIT(4));
	} else {
	rtl_write_word(rtlpriv, REG_PCIE_CTRL_REG,
	BIT(0) << (hw_queue));
	}
	}

	u32 rtl8723e_rx_command_packet(struct ieee80211_hw *hw,
	const struct rtl_stats *status,
	struct sk_buff *skb)
	{
	return 0;
	}