|  | /****************************************************************************** | 
|  | * | 
|  | * 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. | 
|  | * | 
|  | * You should have received a copy of the GNU General Public License along with | 
|  | * this program; if not, write to the Free Software Foundation, Inc., | 
|  | * 51 Franklin Street, Fifth Floor, Boston, MA 02110, USA | 
|  | * | 
|  | * 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 "fw.h" | 
|  | #include "trx.h" | 
|  | #include "led.h" | 
|  |  | 
|  | static u8 _rtl92se_map_hwqueue_to_fwqueue(struct sk_buff *skb,	u8 skb_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; | 
|  | if (ieee80211_is_nullfunc(fc)) | 
|  | return QSLT_HIGH; | 
|  |  | 
|  | /* Kernel commit 1bf4bbb4024dcdab changed EAPOL packets to use | 
|  | * queue V0 at priority 7; however, the RTL8192SE appears to have | 
|  | * that queue at priority 6 | 
|  | */ | 
|  | if (skb->priority == 7) | 
|  | return QSLT_VO; | 
|  | return skb->priority; | 
|  | } | 
|  |  | 
|  | static void _rtl92se_query_rxphystatus(struct ieee80211_hw *hw, | 
|  | struct rtl_stats *pstats, u8 *pdesc, | 
|  | struct rx_fwinfo *p_drvinfo, | 
|  | bool packet_match_bssid, | 
|  | bool packet_toself, | 
|  | bool packet_beacon) | 
|  | { | 
|  | struct rtl_priv *rtlpriv = rtl_priv(hw); | 
|  | struct phy_sts_cck_8192s_t *cck_buf; | 
|  | struct rtl_ps_ctl *ppsc = rtl_psc(rtlpriv); | 
|  | 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 = pstats->is_cck; | 
|  |  | 
|  | pstats->packet_matchbssid = packet_match_bssid; | 
|  | pstats->packet_toself = packet_toself; | 
|  | pstats->packet_beacon = packet_beacon; | 
|  | pstats->rx_mimo_sig_qual[0] = -1; | 
|  | pstats->rx_mimo_sig_qual[1] = -1; | 
|  |  | 
|  | if (is_cck) { | 
|  | u8 report, cck_highpwr; | 
|  | cck_buf = (struct phy_sts_cck_8192s_t *)p_drvinfo; | 
|  |  | 
|  | if (ppsc->rfpwr_state == ERFON) | 
|  | cck_highpwr = (u8) rtl_get_bbreg(hw, | 
|  | RFPGA0_XA_HSSIPARAMETER2, | 
|  | 0x200); | 
|  | 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 = -40 - (cck_agc_rpt & 0x3e); | 
|  | break; | 
|  | case 0x2: | 
|  | rx_pwr_all = -20 - (cck_agc_rpt & 0x3e); | 
|  | break; | 
|  | case 0x1: | 
|  | rx_pwr_all = -2 - (cck_agc_rpt & 0x3e); | 
|  | break; | 
|  | case 0x0: | 
|  | rx_pwr_all = 14 - (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 = -40 - ((cck_agc_rpt & 0x1f) << 1); | 
|  | break; | 
|  | case 0x2: | 
|  | rx_pwr_all = -20 - ((cck_agc_rpt & 0x1f) << 1); | 
|  | break; | 
|  | case 0x1: | 
|  | rx_pwr_all = -2 - ((cck_agc_rpt & 0x1f) << 1); | 
|  | break; | 
|  | case 0x0: | 
|  | rx_pwr_all = 14 - ((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; | 
|  |  | 
|  | pstats->rx_pwdb_all = pwdb_all; | 
|  | pstats->recvsignalpower = rx_pwr_all; | 
|  |  | 
|  | if (packet_match_bssid) { | 
|  | u8 sq; | 
|  | if (pstats->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; | 
|  | } | 
|  |  | 
|  | pstats->signalquality = sq; | 
|  | pstats->rx_mimo_sig_qual[0] = sq; | 
|  | pstats->rx_mimo_sig_qual[1] = -1; | 
|  | } | 
|  | } else { | 
|  | rtlpriv->dm.rfpath_rxenable[0] = | 
|  | rtlpriv->dm.rfpath_rxenable[1] = true; | 
|  | for (i = RF90_PATH_A; i < RF6052_MAX_PATH; i++) { | 
|  | if (rtlpriv->dm.rfpath_rxenable[i]) | 
|  | rf_rx_num++; | 
|  |  | 
|  | rx_pwr[i] = ((p_drvinfo->gain_trsw[i] & | 
|  | 0x3f) * 2) - 110; | 
|  | rssi = rtl_query_rxpwrpercentage(rx_pwr[i]); | 
|  | total_rssi += rssi; | 
|  | rtlpriv->stats.rx_snr_db[i] = | 
|  | (long)(p_drvinfo->rxsnr[i] / 2); | 
|  |  | 
|  | if (packet_match_bssid) | 
|  | pstats->rx_mimo_signalstrength[i] = (u8) rssi; | 
|  | } | 
|  |  | 
|  | rx_pwr_all = ((p_drvinfo->pwdb_all >> 1) & 0x7f) - 110; | 
|  | pwdb_all = rtl_query_rxpwrpercentage(rx_pwr_all); | 
|  | pstats->rx_pwdb_all = pwdb_all; | 
|  | pstats->rxpower = rx_pwr_all; | 
|  | pstats->recvsignalpower = rx_pwr_all; | 
|  |  | 
|  | if (pstats->is_ht && pstats->rate >= DESC_RATEMCS8 && | 
|  | pstats->rate <= DESC_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 (packet_match_bssid) { | 
|  | if (i == 0) | 
|  | pstats->signalquality = (u8)(evm & | 
|  | 0xff); | 
|  | pstats->rx_mimo_sig_qual[i] = (u8) (evm & 0xff); | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | if (is_cck) | 
|  | pstats->signalstrength = (u8)(rtl_signal_scale_mapping(hw, | 
|  | pwdb_all)); | 
|  | else if (rf_rx_num != 0) | 
|  | pstats->signalstrength = (u8) (rtl_signal_scale_mapping(hw, | 
|  | total_rssi /= rf_rx_num)); | 
|  | } | 
|  |  | 
|  | static void _rtl92se_translate_rx_signal_stuff(struct ieee80211_hw *hw, | 
|  | struct sk_buff *skb, struct rtl_stats *pstats, | 
|  | u8 *pdesc, struct rx_fwinfo *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; | 
|  | __le16 fc; | 
|  | u16 type, cfc; | 
|  | bool packet_matchbssid, packet_toself, packet_beacon = false; | 
|  |  | 
|  | tmp_buf = skb->data + pstats->rx_drvinfo_size + pstats->rx_bufshift; | 
|  |  | 
|  | hdr = (struct ieee80211_hdr *)tmp_buf; | 
|  | fc = hdr->frame_control; | 
|  | cfc = le16_to_cpu(fc); | 
|  | type = WLAN_FC_GET_TYPE(fc); | 
|  | praddr = hdr->addr1; | 
|  |  | 
|  | packet_matchbssid = ((IEEE80211_FTYPE_CTL != type) && | 
|  | ether_addr_equal(mac->bssid, | 
|  | (cfc & IEEE80211_FCTL_TODS) ? hdr->addr1 : | 
|  | (cfc & IEEE80211_FCTL_FROMDS) ? hdr->addr2 : | 
|  | hdr->addr3) && | 
|  | (!pstats->hwerror) && (!pstats->crc) && (!pstats->icv)); | 
|  |  | 
|  | packet_toself = packet_matchbssid && | 
|  | ether_addr_equal(praddr, rtlefuse->dev_addr); | 
|  |  | 
|  | if (ieee80211_is_beacon(fc)) | 
|  | packet_beacon = true; | 
|  |  | 
|  | _rtl92se_query_rxphystatus(hw, pstats, pdesc, p_drvinfo, | 
|  | packet_matchbssid, packet_toself, packet_beacon); | 
|  | rtl_process_phyinfo(hw, tmp_buf, pstats); | 
|  | } | 
|  |  | 
|  | bool rtl92se_rx_query_desc(struct ieee80211_hw *hw, struct rtl_stats *stats, | 
|  | struct ieee80211_rx_status *rx_status, u8 *pdesc, | 
|  | struct sk_buff *skb) | 
|  | { | 
|  | struct rx_fwinfo *p_drvinfo; | 
|  | u32 phystatus = (u32)GET_RX_STATUS_DESC_PHY_STATUS(pdesc); | 
|  | struct ieee80211_hdr *hdr; | 
|  |  | 
|  | stats->length = (u16)GET_RX_STATUS_DESC_PKT_LEN(pdesc); | 
|  | stats->rx_drvinfo_size = (u8)GET_RX_STATUS_DESC_DRVINFO_SIZE(pdesc) * 8; | 
|  | stats->rx_bufshift = (u8)(GET_RX_STATUS_DESC_SHIFT(pdesc) & 0x03); | 
|  | stats->icv = (u16)GET_RX_STATUS_DESC_ICV(pdesc); | 
|  | stats->crc = (u16)GET_RX_STATUS_DESC_CRC32(pdesc); | 
|  | stats->hwerror = (u16)(stats->crc | stats->icv); | 
|  | stats->decrypted = !GET_RX_STATUS_DESC_SWDEC(pdesc); | 
|  |  | 
|  | stats->rate = (u8)GET_RX_STATUS_DESC_RX_MCS(pdesc); | 
|  | stats->shortpreamble = (u16)GET_RX_STATUS_DESC_SPLCP(pdesc); | 
|  | stats->isampdu = (bool)(GET_RX_STATUS_DESC_PAGGR(pdesc) == 1); | 
|  | stats->isfirst_ampdu = (bool) ((GET_RX_STATUS_DESC_PAGGR(pdesc) == 1) | 
|  | && (GET_RX_STATUS_DESC_FAGGR(pdesc) == 1)); | 
|  | stats->timestamp_low = GET_RX_STATUS_DESC_TSFL(pdesc); | 
|  | stats->rx_is40Mhzpacket = (bool)GET_RX_STATUS_DESC_BW(pdesc); | 
|  | stats->is_ht = (bool)GET_RX_STATUS_DESC_RX_HT(pdesc); | 
|  | stats->is_cck = SE_RX_HAL_IS_CCK_RATE(pdesc); | 
|  |  | 
|  | if (stats->hwerror) | 
|  | return false; | 
|  |  | 
|  | rx_status->freq = hw->conf.chandef.chan->center_freq; | 
|  | rx_status->band = hw->conf.chandef.chan->band; | 
|  |  | 
|  | if (stats->crc) | 
|  | rx_status->flag |= RX_FLAG_FAILED_FCS_CRC; | 
|  |  | 
|  | if (stats->rx_is40Mhzpacket) | 
|  | rx_status->flag |= RX_FLAG_40MHZ; | 
|  |  | 
|  | if (stats->is_ht) | 
|  | rx_status->flag |= RX_FLAG_HT; | 
|  |  | 
|  | rx_status->flag |= RX_FLAG_MACTIME_START; | 
|  |  | 
|  | /* hw will set stats->decrypted true, if it finds the | 
|  | * frame is open data frame or mgmt frame, | 
|  | * hw will not decrypt robust managment frame | 
|  | * for IEEE80211w but still set stats->decrypted | 
|  | * true, so here we should set it back to undecrypted | 
|  | * for IEEE80211w frame, and mac80211 sw will help | 
|  | * to decrypt it */ | 
|  | if (stats->decrypted) { | 
|  | hdr = (struct ieee80211_hdr *)(skb->data + | 
|  | stats->rx_drvinfo_size + stats->rx_bufshift); | 
|  |  | 
|  | 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; | 
|  | } | 
|  |  | 
|  | rx_status->rate_idx = rtlwifi_rate_mapping(hw, stats->is_ht, | 
|  | false, stats->rate); | 
|  |  | 
|  | rx_status->mactime = stats->timestamp_low; | 
|  | if (phystatus) { | 
|  | p_drvinfo = (struct rx_fwinfo *)(skb->data + | 
|  | stats->rx_bufshift); | 
|  | _rtl92se_translate_rx_signal_stuff(hw, skb, stats, pdesc, | 
|  | p_drvinfo); | 
|  | } | 
|  |  | 
|  | /*rx_status->qual = stats->signal; */ | 
|  | rx_status->signal = stats->recvsignalpower + 10; | 
|  |  | 
|  | return true; | 
|  | } | 
|  |  | 
|  | void rtl92se_tx_fill_desc(struct ieee80211_hw *hw, | 
|  | struct ieee80211_hdr *hdr, u8 *pdesc_tx, | 
|  | u8 *pbd_desc_tx, 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_hal *rtlhal = rtl_hal(rtl_priv(hw)); | 
|  | u8 *pdesc = pdesc_tx; | 
|  | u16 seq_number; | 
|  | __le16 fc = hdr->frame_control; | 
|  | u8 reserved_macid = 0; | 
|  | u8 fw_qsel = _rtl92se_map_hwqueue_to_fwqueue(skb, hw_queue); | 
|  | bool firstseg = (!(hdr->seq_ctrl & cpu_to_le16(IEEE80211_SCTL_FRAG))); | 
|  | bool lastseg = (!(hdr->frame_control & | 
|  | cpu_to_le16(IEEE80211_FCTL_MOREFRAGS))); | 
|  | 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->bandwidth >= IEEE80211_STA_RX_BW_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, TX_DESC_SIZE_RTL8192S); | 
|  |  | 
|  | if (ieee80211_is_nullfunc(fc) || ieee80211_is_ctl(fc)) { | 
|  | firstseg = true; | 
|  | lastseg = true; | 
|  | } | 
|  |  | 
|  | if (firstseg) { | 
|  | if (rtlpriv->dm.useramask) { | 
|  | /* set txdesc macId */ | 
|  | if (ptcb_desc->mac_id < 32) { | 
|  | SET_TX_DESC_MACID(pdesc, ptcb_desc->mac_id); | 
|  | reserved_macid |= ptcb_desc->mac_id; | 
|  | } | 
|  | } | 
|  | SET_TX_DESC_RSVD_MACID(pdesc, reserved_macid); | 
|  |  | 
|  | SET_TX_DESC_TXHT(pdesc, ((ptcb_desc->hw_rate >= | 
|  | DESC_RATEMCS0) ? 1 : 0)); | 
|  |  | 
|  | if (rtlhal->version == VERSION_8192S_ACUT) { | 
|  | if (ptcb_desc->hw_rate == DESC_RATE1M || | 
|  | ptcb_desc->hw_rate  == DESC_RATE2M || | 
|  | ptcb_desc->hw_rate == DESC_RATE5_5M || | 
|  | ptcb_desc->hw_rate == DESC_RATE11M) { | 
|  | ptcb_desc->hw_rate = DESC_RATE12M; | 
|  | } | 
|  | } | 
|  |  | 
|  | SET_TX_DESC_TX_RATE(pdesc, ptcb_desc->hw_rate); | 
|  |  | 
|  | if (ptcb_desc->use_shortgi || ptcb_desc->use_shortpreamble) | 
|  | SET_TX_DESC_TX_SHORT(pdesc, 0); | 
|  |  | 
|  | /* Aggregation related */ | 
|  | if (info->flags & IEEE80211_TX_CTL_AMPDU) | 
|  | SET_TX_DESC_AGG_ENABLE(pdesc, 1); | 
|  |  | 
|  | /* For AMPDU, we must insert SSN into TX_DESC */ | 
|  | SET_TX_DESC_SEQ(pdesc, seq_number); | 
|  |  | 
|  | /* Protection mode related */ | 
|  | /* For 92S, if RTS/CTS are set, HW will execute RTS. */ | 
|  | /* We choose only one protection mode to execute */ | 
|  | SET_TX_DESC_RTS_ENABLE(pdesc, ((ptcb_desc->rts_enable && | 
|  | !ptcb_desc->cts_enable) ? 1 : 0)); | 
|  | SET_TX_DESC_CTS_ENABLE(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_BANDWIDTH(pdesc, 0); | 
|  | SET_TX_DESC_RTS_SUB_CARRIER(pdesc, ptcb_desc->rts_sc); | 
|  | SET_TX_DESC_RTS_SHORT(pdesc, ((ptcb_desc->rts_rate <= | 
|  | DESC_RATE54M) ? | 
|  | (ptcb_desc->rts_use_shortpreamble ? 1 : 0) | 
|  | : (ptcb_desc->rts_use_shortgi ? 1 : 0))); | 
|  |  | 
|  |  | 
|  | /* Set Bandwidth and sub-channel settings. */ | 
|  | if (bw_40) { | 
|  | if (ptcb_desc->packet_bw) { | 
|  | SET_TX_DESC_TX_BANDWIDTH(pdesc, 1); | 
|  | /* use duplicated mode */ | 
|  | SET_TX_DESC_TX_SUB_CARRIER(pdesc, 0); | 
|  | } else { | 
|  | SET_TX_DESC_TX_BANDWIDTH(pdesc, 0); | 
|  | SET_TX_DESC_TX_SUB_CARRIER(pdesc, | 
|  | mac->cur_40_prime_sc); | 
|  | } | 
|  | } else { | 
|  | SET_TX_DESC_TX_BANDWIDTH(pdesc, 0); | 
|  | SET_TX_DESC_TX_SUB_CARRIER(pdesc, 0); | 
|  | } | 
|  |  | 
|  | /* 3 Fill necessary field in First Descriptor */ | 
|  | /*DWORD 0*/ | 
|  | SET_TX_DESC_LINIP(pdesc, 0); | 
|  | SET_TX_DESC_OFFSET(pdesc, 32); | 
|  | SET_TX_DESC_PKT_SIZE(pdesc, (u16) skb->len); | 
|  |  | 
|  | /*DWORD 1*/ | 
|  | SET_TX_DESC_RA_BRSR_ID(pdesc, ptcb_desc->ratr_index); | 
|  |  | 
|  | /* Fill security related */ | 
|  | if (info->control.hw_key) { | 
|  | struct ieee80211_key_conf *keyconf; | 
|  |  | 
|  | keyconf = info->control.hw_key; | 
|  | switch (keyconf->cipher) { | 
|  | case WLAN_CIPHER_SUITE_WEP40: | 
|  | case WLAN_CIPHER_SUITE_WEP104: | 
|  | SET_TX_DESC_SEC_TYPE(pdesc, 0x1); | 
|  | break; | 
|  | case WLAN_CIPHER_SUITE_TKIP: | 
|  | SET_TX_DESC_SEC_TYPE(pdesc, 0x2); | 
|  | break; | 
|  | case WLAN_CIPHER_SUITE_CCMP: | 
|  | SET_TX_DESC_SEC_TYPE(pdesc, 0x3); | 
|  | break; | 
|  | default: | 
|  | SET_TX_DESC_SEC_TYPE(pdesc, 0x0); | 
|  | break; | 
|  |  | 
|  | } | 
|  | } | 
|  |  | 
|  | /* Set Packet ID */ | 
|  | SET_TX_DESC_PACKET_ID(pdesc, 0); | 
|  |  | 
|  | /* We will assign magement queue to BK. */ | 
|  | SET_TX_DESC_QUEUE_SEL(pdesc, fw_qsel); | 
|  |  | 
|  | /* Alwasy enable all rate fallback range */ | 
|  | SET_TX_DESC_DATA_RATE_FB_LIMIT(pdesc, 0x1F); | 
|  |  | 
|  | /* Fix: I don't kown why hw use 6.5M to tx when set it */ | 
|  | SET_TX_DESC_USER_RATE(pdesc, | 
|  | ptcb_desc->use_driver_rate ? 1 : 0); | 
|  |  | 
|  | /* Set NON_QOS bit. */ | 
|  | if (!ieee80211_is_data_qos(fc)) | 
|  | SET_TX_DESC_NON_QOS(pdesc, 1); | 
|  |  | 
|  | } | 
|  |  | 
|  | /* Fill fields that are required to be initialized | 
|  | * in all of the descriptors */ | 
|  | /*DWORD 0 */ | 
|  | SET_TX_DESC_FIRST_SEG(pdesc, (firstseg ? 1 : 0)); | 
|  | SET_TX_DESC_LAST_SEG(pdesc, (lastseg ? 1 : 0)); | 
|  |  | 
|  | /* DWORD 7 */ | 
|  | SET_TX_DESC_TX_BUFFER_SIZE(pdesc, (u16) skb->len); | 
|  |  | 
|  | /* DOWRD 8 */ | 
|  | SET_TX_DESC_TX_BUFFER_ADDRESS(pdesc, mapping); | 
|  |  | 
|  | RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE, "\n"); | 
|  | } | 
|  |  | 
|  | void rtl92se_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)); | 
|  | struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); | 
|  | struct rtl_tcb_desc *tcb_desc = (struct rtl_tcb_desc *)(skb->cb); | 
|  |  | 
|  | dma_addr_t mapping = pci_map_single(rtlpci->pdev, skb->data, skb->len, | 
|  | PCI_DMA_TODEVICE); | 
|  |  | 
|  | if (pci_dma_mapping_error(rtlpci->pdev, mapping)) { | 
|  | RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE, | 
|  | "DMA mapping error\n"); | 
|  | return; | 
|  | } | 
|  | /* Clear all status	*/ | 
|  | CLEAR_PCI_TX_DESC_CONTENT(pdesc, TX_CMDDESC_SIZE_RTL8192S); | 
|  |  | 
|  | /* This bit indicate this packet is used for FW download. */ | 
|  | if (tcb_desc->cmd_or_init == DESC_PACKET_TYPE_INIT) { | 
|  | /* For firmware downlaod we only need to set LINIP */ | 
|  | SET_TX_DESC_LINIP(pdesc, tcb_desc->last_inipkt); | 
|  |  | 
|  | /* 92SE must set as 1 for firmware download HW DMA error */ | 
|  | SET_TX_DESC_FIRST_SEG(pdesc, 1); | 
|  | SET_TX_DESC_LAST_SEG(pdesc, 1); | 
|  |  | 
|  | /* 92SE need not to set TX packet size when firmware download */ | 
|  | SET_TX_DESC_PKT_SIZE(pdesc, (u16)(skb->len)); | 
|  | SET_TX_DESC_TX_BUFFER_SIZE(pdesc, (u16)(skb->len)); | 
|  | SET_TX_DESC_TX_BUFFER_ADDRESS(pdesc, mapping); | 
|  |  | 
|  | wmb(); | 
|  | SET_TX_DESC_OWN(pdesc, 1); | 
|  | } else { /* H2C Command Desc format (Host TXCMD) */ | 
|  | /* 92SE must set as 1 for firmware download HW DMA error */ | 
|  | SET_TX_DESC_FIRST_SEG(pdesc, 1); | 
|  | SET_TX_DESC_LAST_SEG(pdesc, 1); | 
|  |  | 
|  | SET_TX_DESC_OFFSET(pdesc, 0x20); | 
|  |  | 
|  | /* Buffer size + command header */ | 
|  | SET_TX_DESC_PKT_SIZE(pdesc, (u16)(skb->len)); | 
|  | /* Fixed queue of H2C command */ | 
|  | SET_TX_DESC_QUEUE_SEL(pdesc, 0x13); | 
|  |  | 
|  | SET_BITS_TO_LE_4BYTE(skb->data, 24, 7, rtlhal->h2c_txcmd_seq); | 
|  |  | 
|  | SET_TX_DESC_TX_BUFFER_SIZE(pdesc, (u16)(skb->len)); | 
|  | SET_TX_DESC_TX_BUFFER_ADDRESS(pdesc, mapping); | 
|  |  | 
|  | wmb(); | 
|  | SET_TX_DESC_OWN(pdesc, 1); | 
|  |  | 
|  | } | 
|  | } | 
|  |  | 
|  | void rtl92se_set_desc(struct ieee80211_hw *hw, u8 *pdesc, bool istx, | 
|  | u8 desc_name, u8 *val) | 
|  | { | 
|  | if (istx) { | 
|  | switch (desc_name) { | 
|  | case HW_DESC_OWN: | 
|  | wmb(); | 
|  | 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: | 
|  | wmb(); | 
|  | SET_RX_STATUS_DESC_OWN(pdesc, 1); | 
|  | break; | 
|  | case HW_DESC_RXBUFF_ADDR: | 
|  | SET_RX_STATUS__DESC_BUFF_ADDR(pdesc, *(u32 *) val); | 
|  | break; | 
|  | case HW_DESC_RXPKT_LEN: | 
|  | SET_RX_STATUS_DESC_PKT_LEN(pdesc, *(u32 *) val); | 
|  | break; | 
|  | case HW_DESC_RXERO: | 
|  | SET_RX_STATUS_DESC_EOR(pdesc, 1); | 
|  | break; | 
|  | default: | 
|  | RT_ASSERT(false, "ERR rxdesc :%d not process\n", | 
|  | desc_name); | 
|  | break; | 
|  | } | 
|  | } | 
|  | } | 
|  |  | 
|  | u32 rtl92se_get_desc(u8 *desc, bool istx, u8 desc_name) | 
|  | { | 
|  | u32 ret = 0; | 
|  |  | 
|  | if (istx) { | 
|  | switch (desc_name) { | 
|  | case HW_DESC_OWN: | 
|  | ret = GET_TX_DESC_OWN(desc); | 
|  | break; | 
|  | case HW_DESC_TXBUFF_ADDR: | 
|  | ret = GET_TX_DESC_TX_BUFFER_ADDRESS(desc); | 
|  | 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_STATUS_DESC_OWN(desc); | 
|  | break; | 
|  | case HW_DESC_RXPKT_LEN: | 
|  | ret = GET_RX_STATUS_DESC_PKT_LEN(desc); | 
|  | break; | 
|  | case HW_DESC_RXBUFF_ADDR: | 
|  | ret = GET_RX_STATUS_DESC_BUFF_ADDR(desc); | 
|  | break; | 
|  | default: | 
|  | RT_ASSERT(false, "ERR rxdesc :%d not process\n", | 
|  | desc_name); | 
|  | break; | 
|  | } | 
|  | } | 
|  | return ret; | 
|  | } | 
|  |  | 
|  | void rtl92se_tx_polling(struct ieee80211_hw *hw, u8 hw_queue) | 
|  | { | 
|  | struct rtl_priv *rtlpriv = rtl_priv(hw); | 
|  | rtl_write_word(rtlpriv, TP_POLL, BIT(0) << (hw_queue)); | 
|  | } |