diff options
Diffstat (limited to 'ANDROID_3.4.5/drivers/net/wireless/rtlwifi/rtl8192de/trx.c')
| -rw-r--r-- | ANDROID_3.4.5/drivers/net/wireless/rtlwifi/rtl8192de/trx.c | 866 |
1 files changed, 0 insertions, 866 deletions
diff --git a/ANDROID_3.4.5/drivers/net/wireless/rtlwifi/rtl8192de/trx.c b/ANDROID_3.4.5/drivers/net/wireless/rtlwifi/rtl8192de/trx.c deleted file mode 100644 index a7f6126e..00000000 --- a/ANDROID_3.4.5/drivers/net/wireless/rtlwifi/rtl8192de/trx.c +++ /dev/null @@ -1,866 +0,0 @@ -/****************************************************************************** - * - * 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. - * - * 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 "reg.h" -#include "def.h" -#include "phy.h" -#include "trx.h" -#include "led.h" - -static u8 _rtl92de_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)) - return QSLT_MGNT; - - return skb->priority; -} - -static u8 _rtl92d_query_rxpwrpercentage(char antpower) -{ - if ((antpower <= -100) || (antpower >= 20)) - return 0; - else if (antpower >= 0) - return 100; - else - return 100 + antpower; -} - -static u8 _rtl92d_evm_db_to_percentage(char value) -{ - char ret_val = value; - - if (ret_val >= 0) - ret_val = 0; - if (ret_val <= -33) - ret_val = -33; - ret_val = 0 - ret_val; - ret_val *= 3; - if (ret_val == 99) - ret_val = 100; - return ret_val; -} - -static long _rtl92de_translate_todbm(struct ieee80211_hw *hw, - u8 signal_strength_index) -{ - long signal_power; - - signal_power = (long)((signal_strength_index + 1) >> 1); - signal_power -= 95; - return signal_power; -} - -static long _rtl92de_signal_scale_mapping(struct ieee80211_hw *hw, long currsig) -{ - long retsig; - - if (currsig >= 61 && currsig <= 100) - retsig = 90 + ((currsig - 60) / 4); - else if (currsig >= 41 && currsig <= 60) - retsig = 78 + ((currsig - 40) / 2); - else if (currsig >= 31 && currsig <= 40) - retsig = 66 + (currsig - 30); - else if (currsig >= 21 && currsig <= 30) - retsig = 54 + (currsig - 20); - else if (currsig >= 5 && currsig <= 20) - retsig = 42 + (((currsig - 5) * 2) / 3); - else if (currsig == 4) - retsig = 36; - else if (currsig == 3) - retsig = 27; - else if (currsig == 2) - retsig = 18; - else if (currsig == 1) - retsig = 9; - else - retsig = currsig; - return retsig; -} - -static void _rtl92de_query_rxphystatus(struct ieee80211_hw *hw, - struct rtl_stats *pstats, - struct rx_desc_92d *pdesc, - struct rx_fwinfo_92d *p_drvinfo, - bool packet_match_bssid, - bool packet_toself, - bool packet_beacon) -{ - struct rtl_priv *rtlpriv = rtl_priv(hw); - struct rtl_ps_ctl *ppsc = rtl_psc(rtlpriv); - struct phy_sts_cck_8192d *cck_buf; - s8 rx_pwr_all, rx_pwr[4]; - u8 rf_rx_num = 0, evm, pwdb_all; - u8 i, max_spatial_stream; - u32 rssi, total_rssi = 0; - bool is_cck_rate; - - is_cck_rate = RX_HAL_IS_CCK_RATE(pdesc); - pstats->packet_matchbssid = packet_match_bssid; - pstats->packet_toself = packet_toself; - pstats->packet_beacon = packet_beacon; - pstats->is_cck = is_cck_rate; - pstats->rx_mimo_signalquality[0] = -1; - pstats->rx_mimo_signalquality[1] = -1; - - if (is_cck_rate) { - u8 report, cck_highpwr; - cck_buf = (struct phy_sts_cck_8192d *)p_drvinfo; - 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 = _rtl92d_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_signalquality[0] = sq; - pstats->rx_mimo_signalquality[1] = -1; - } - } else { - rtlpriv->dm.rfpath_rxenable[0] = true; - 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 = _rtl92d_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) - 106; - pwdb_all = _rtl92d_query_rxpwrpercentage(rx_pwr_all); - pstats->rx_pwdb_all = pwdb_all; - pstats->rxpower = rx_pwr_all; - pstats->recvsignalpower = rx_pwr_all; - if (pdesc->rxht && pdesc->rxmcs >= DESC92_RATEMCS8 && - pdesc->rxmcs <= DESC92_RATEMCS15) - max_spatial_stream = 2; - else - max_spatial_stream = 1; - for (i = 0; i < max_spatial_stream; i++) { - evm = _rtl92d_evm_db_to_percentage(p_drvinfo->rxevm[i]); - if (packet_match_bssid) { - if (i == 0) - pstats->signalquality = - (u8)(evm & 0xff); - pstats->rx_mimo_signalquality[i] = - (u8)(evm & 0xff); - } - } - } - if (is_cck_rate) - pstats->signalstrength = (u8)(_rtl92de_signal_scale_mapping(hw, - pwdb_all)); - else if (rf_rx_num != 0) - pstats->signalstrength = (u8)(_rtl92de_signal_scale_mapping(hw, - total_rssi /= rf_rx_num)); -} - -static void rtl92d_loop_over_paths(struct ieee80211_hw *hw, - struct rtl_stats *pstats) -{ - struct rtl_priv *rtlpriv = rtl_priv(hw); - struct rtl_phy *rtlphy = &(rtlpriv->phy); - u8 rfpath; - - for (rfpath = RF90_PATH_A; rfpath < rtlphy->num_total_rfpath; - rfpath++) { - if (rtlpriv->stats.rx_rssi_percentage[rfpath] == 0) { - rtlpriv->stats.rx_rssi_percentage[rfpath] = - pstats->rx_mimo_signalstrength[rfpath]; - - } - if (pstats->rx_mimo_signalstrength[rfpath] > - rtlpriv->stats.rx_rssi_percentage[rfpath]) { - rtlpriv->stats.rx_rssi_percentage[rfpath] = - ((rtlpriv->stats.rx_rssi_percentage[rfpath] * - (RX_SMOOTH_FACTOR - 1)) + - (pstats->rx_mimo_signalstrength[rfpath])) / - (RX_SMOOTH_FACTOR); - rtlpriv->stats.rx_rssi_percentage[rfpath] = - rtlpriv->stats.rx_rssi_percentage[rfpath] + 1; - } else { - rtlpriv->stats.rx_rssi_percentage[rfpath] = - ((rtlpriv->stats.rx_rssi_percentage[rfpath] * - (RX_SMOOTH_FACTOR - 1)) + - (pstats->rx_mimo_signalstrength[rfpath])) / - (RX_SMOOTH_FACTOR); - } - } -} - -static void _rtl92de_process_ui_rssi(struct ieee80211_hw *hw, - struct rtl_stats *pstats) -{ - struct rtl_priv *rtlpriv = rtl_priv(hw); - u32 last_rssi, tmpval; - - if (pstats->packet_toself || pstats->packet_beacon) { - rtlpriv->stats.rssi_calculate_cnt++; - if (rtlpriv->stats.ui_rssi.total_num++ >= - PHY_RSSI_SLID_WIN_MAX) { - rtlpriv->stats.ui_rssi.total_num = - PHY_RSSI_SLID_WIN_MAX; - last_rssi = rtlpriv->stats.ui_rssi.elements[ - rtlpriv->stats.ui_rssi.index]; - rtlpriv->stats.ui_rssi.total_val -= last_rssi; - } - rtlpriv->stats.ui_rssi.total_val += pstats->signalstrength; - rtlpriv->stats.ui_rssi.elements - [rtlpriv->stats.ui_rssi.index++] = - pstats->signalstrength; - if (rtlpriv->stats.ui_rssi.index >= PHY_RSSI_SLID_WIN_MAX) - rtlpriv->stats.ui_rssi.index = 0; - tmpval = rtlpriv->stats.ui_rssi.total_val / - rtlpriv->stats.ui_rssi.total_num; - rtlpriv->stats.signal_strength = _rtl92de_translate_todbm(hw, - (u8) tmpval); - pstats->rssi = rtlpriv->stats.signal_strength; - } - if (!pstats->is_cck && pstats->packet_toself) - rtl92d_loop_over_paths(hw, pstats); -} - -static void _rtl92de_update_rxsignalstatistics(struct ieee80211_hw *hw, - struct rtl_stats *pstats) -{ - struct rtl_priv *rtlpriv = rtl_priv(hw); - int weighting = 0; - - if (rtlpriv->stats.recv_signal_power == 0) - rtlpriv->stats.recv_signal_power = pstats->recvsignalpower; - if (pstats->recvsignalpower > rtlpriv->stats.recv_signal_power) - weighting = 5; - else if (pstats->recvsignalpower < rtlpriv->stats.recv_signal_power) - weighting = (-5); - rtlpriv->stats.recv_signal_power = (rtlpriv->stats.recv_signal_power * - 5 + pstats->recvsignalpower + weighting) / 6; -} - -static void _rtl92de_process_pwdb(struct ieee80211_hw *hw, - struct rtl_stats *pstats) -{ - struct rtl_priv *rtlpriv = rtl_priv(hw); - struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); - long undecorated_smoothed_pwdb; - - if (mac->opmode == NL80211_IFTYPE_ADHOC || - mac->opmode == NL80211_IFTYPE_AP) - return; - else - undecorated_smoothed_pwdb = - rtlpriv->dm.undecorated_smoothed_pwdb; - - if (pstats->packet_toself || pstats->packet_beacon) { - if (undecorated_smoothed_pwdb < 0) - undecorated_smoothed_pwdb = pstats->rx_pwdb_all; - if (pstats->rx_pwdb_all > (u32) undecorated_smoothed_pwdb) { - undecorated_smoothed_pwdb = - (((undecorated_smoothed_pwdb) * - (RX_SMOOTH_FACTOR - 1)) + - (pstats->rx_pwdb_all)) / (RX_SMOOTH_FACTOR); - undecorated_smoothed_pwdb = - undecorated_smoothed_pwdb + 1; - } else { - undecorated_smoothed_pwdb = - (((undecorated_smoothed_pwdb) * - (RX_SMOOTH_FACTOR - 1)) + - (pstats->rx_pwdb_all)) / (RX_SMOOTH_FACTOR); - } - rtlpriv->dm.undecorated_smoothed_pwdb = - undecorated_smoothed_pwdb; - _rtl92de_update_rxsignalstatistics(hw, pstats); - } -} - -static void rtl92d_loop_over_streams(struct ieee80211_hw *hw, - struct rtl_stats *pstats) -{ - struct rtl_priv *rtlpriv = rtl_priv(hw); - int stream; - - for (stream = 0; stream < 2; stream++) { - if (pstats->rx_mimo_signalquality[stream] != -1) { - if (rtlpriv->stats.rx_evm_percentage[stream] == 0) { - rtlpriv->stats.rx_evm_percentage[stream] = - pstats->rx_mimo_signalquality[stream]; - } - rtlpriv->stats.rx_evm_percentage[stream] = - ((rtlpriv->stats.rx_evm_percentage[stream] - * (RX_SMOOTH_FACTOR - 1)) + - (pstats->rx_mimo_signalquality[stream] * 1)) / - (RX_SMOOTH_FACTOR); - } - } -} - -static void _rtl92de_process_ui_link_quality(struct ieee80211_hw *hw, - struct rtl_stats *pstats) -{ - struct rtl_priv *rtlpriv = rtl_priv(hw); - u32 last_evm, tmpval; - - if (pstats->signalquality == 0) - return; - if (pstats->packet_toself || pstats->packet_beacon) { - if (rtlpriv->stats.ui_link_quality.total_num++ >= - PHY_LINKQUALITY_SLID_WIN_MAX) { - rtlpriv->stats.ui_link_quality.total_num = - PHY_LINKQUALITY_SLID_WIN_MAX; - last_evm = rtlpriv->stats.ui_link_quality.elements[ - rtlpriv->stats.ui_link_quality.index]; - rtlpriv->stats.ui_link_quality.total_val -= last_evm; - } - rtlpriv->stats.ui_link_quality.total_val += - pstats->signalquality; - rtlpriv->stats.ui_link_quality.elements[ - rtlpriv->stats.ui_link_quality.index++] = - pstats->signalquality; - if (rtlpriv->stats.ui_link_quality.index >= - PHY_LINKQUALITY_SLID_WIN_MAX) - rtlpriv->stats.ui_link_quality.index = 0; - tmpval = rtlpriv->stats.ui_link_quality.total_val / - rtlpriv->stats.ui_link_quality.total_num; - rtlpriv->stats.signal_quality = tmpval; - rtlpriv->stats.last_sigstrength_inpercent = tmpval; - rtl92d_loop_over_streams(hw, pstats); - } -} - -static void _rtl92de_process_phyinfo(struct ieee80211_hw *hw, - u8 *buffer, - struct rtl_stats *pcurrent_stats) -{ - - if (!pcurrent_stats->packet_matchbssid && - !pcurrent_stats->packet_beacon) - return; - - _rtl92de_process_ui_rssi(hw, pcurrent_stats); - _rtl92de_process_pwdb(hw, pcurrent_stats); - _rtl92de_process_ui_link_quality(hw, pcurrent_stats); -} - -static void _rtl92de_translate_rx_signal_stuff(struct ieee80211_hw *hw, - struct sk_buff *skb, - struct rtl_stats *pstats, - struct rx_desc_92d *pdesc, - struct rx_fwinfo_92d *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; - u16 type, cfc; - __le16 fc; - bool packet_matchbssid, packet_toself, packet_beacon; - - 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) && - (!compare_ether_addr(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 && - (!compare_ether_addr(praddr, rtlefuse->dev_addr)); - if (ieee80211_is_beacon(fc)) - packet_beacon = true; - _rtl92de_query_rxphystatus(hw, pstats, pdesc, p_drvinfo, - packet_matchbssid, packet_toself, - packet_beacon); - _rtl92de_process_phyinfo(hw, tmp_buf, pstats); -} - -bool rtl92de_rx_query_desc(struct ieee80211_hw *hw, struct rtl_stats *stats, - struct ieee80211_rx_status *rx_status, - u8 *p_desc, struct sk_buff *skb) -{ - struct rx_fwinfo_92d *p_drvinfo; - struct rx_desc_92d *pdesc = (struct rx_desc_92d *)p_desc; - u32 phystatus = GET_RX_DESC_PHYST(pdesc); - - stats->length = (u16) GET_RX_DESC_PKT_LEN(pdesc); - stats->rx_drvinfo_size = (u8) GET_RX_DESC_DRV_INFO_SIZE(pdesc) * - RX_DRV_INFO_SIZE_UNIT; - stats->rx_bufshift = (u8) (GET_RX_DESC_SHIFT(pdesc) & 0x03); - stats->icv = (u16) GET_RX_DESC_ICV(pdesc); - stats->crc = (u16) GET_RX_DESC_CRC32(pdesc); - stats->hwerror = (stats->crc | stats->icv); - stats->decrypted = !GET_RX_DESC_SWDEC(pdesc); - stats->rate = (u8) GET_RX_DESC_RXMCS(pdesc); - stats->shortpreamble = (u16) GET_RX_DESC_SPLCP(pdesc); - stats->isampdu = (bool) (GET_RX_DESC_PAGGR(pdesc) == 1); - stats->isfirst_ampdu = (bool) ((GET_RX_DESC_PAGGR(pdesc) == 1) - && (GET_RX_DESC_FAGGR(pdesc) == 1)); - stats->timestamp_low = GET_RX_DESC_TSFL(pdesc); - stats->rx_is40Mhzpacket = (bool) GET_RX_DESC_BW(pdesc); - rx_status->freq = hw->conf.channel->center_freq; - rx_status->band = hw->conf.channel->band; - if (GET_RX_DESC_CRC32(pdesc)) - rx_status->flag |= RX_FLAG_FAILED_FCS_CRC; - if (!GET_RX_DESC_SWDEC(pdesc)) - rx_status->flag |= RX_FLAG_DECRYPTED; - if (GET_RX_DESC_BW(pdesc)) - rx_status->flag |= RX_FLAG_40MHZ; - if (GET_RX_DESC_RXHT(pdesc)) - rx_status->flag |= RX_FLAG_HT; - rx_status->flag |= RX_FLAG_MACTIME_MPDU; - if (stats->decrypted) - rx_status->flag |= RX_FLAG_DECRYPTED; - rx_status->rate_idx = rtlwifi_rate_mapping(hw, - (bool)GET_RX_DESC_RXHT(pdesc), - (u8)GET_RX_DESC_RXMCS(pdesc), - (bool)GET_RX_DESC_PAGGR(pdesc)); - rx_status->mactime = GET_RX_DESC_TSFL(pdesc); - if (phystatus) { - p_drvinfo = (struct rx_fwinfo_92d *)(skb->data + - stats->rx_bufshift); - _rtl92de_translate_rx_signal_stuff(hw, - skb, stats, pdesc, - p_drvinfo); - } - /*rx_status->qual = stats->signal; */ - rx_status->signal = stats->rssi + 10; - /*rx_status->noise = -stats->noise; */ - return true; -} - -static void _rtl92de_insert_emcontent(struct rtl_tcb_desc *ptcb_desc, - u8 *virtualaddress) -{ - memset(virtualaddress, 0, 8); - - SET_EARLYMODE_PKTNUM(virtualaddress, ptcb_desc->empkt_num); - SET_EARLYMODE_LEN0(virtualaddress, ptcb_desc->empkt_len[0]); - SET_EARLYMODE_LEN1(virtualaddress, ptcb_desc->empkt_len[1]); - SET_EARLYMODE_LEN2_1(virtualaddress, ptcb_desc->empkt_len[2] & 0xF); - SET_EARLYMODE_LEN2_2(virtualaddress, ptcb_desc->empkt_len[2] >> 4); - SET_EARLYMODE_LEN3(virtualaddress, ptcb_desc->empkt_len[3]); - SET_EARLYMODE_LEN4(virtualaddress, ptcb_desc->empkt_len[4]); -} - -void rtl92de_tx_fill_desc(struct ieee80211_hw *hw, - struct ieee80211_hdr *hdr, u8 *pdesc_tx, - struct ieee80211_tx_info *info, 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(rtlpriv); - struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); - struct ieee80211_sta *sta = info->control.sta; - u8 *pdesc = (u8 *) pdesc_tx; - u16 seq_number; - __le16 fc = hdr->frame_control; - unsigned int buf_len = 0; - unsigned int skb_len = skb->len; - u8 fw_qsel = _rtl92de_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; - u8 bw_40 = 0; - - 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); - /* reserve 8 byte for AMPDU early mode */ - if (rtlhal->earlymode_enable) { - skb_push(skb, EM_HDR_LEN); - memset(skb->data, 0, EM_HDR_LEN); - } - buf_len = skb->len; - mapping = pci_map_single(rtlpci->pdev, skb->data, skb->len, - PCI_DMA_TODEVICE); - CLEAR_PCI_TX_DESC_CONTENT(pdesc, sizeof(struct tx_desc_92d)); - if (ieee80211_is_nullfunc(fc) || ieee80211_is_ctl(fc)) { - firstseg = true; - lastseg = true; - } - if (firstseg) { - if (rtlhal->earlymode_enable) { - SET_TX_DESC_PKT_OFFSET(pdesc, 1); - SET_TX_DESC_OFFSET(pdesc, USB_HWDESC_HEADER_LEN + - EM_HDR_LEN); - if (ptcb_desc->empkt_num) { - RT_TRACE(rtlpriv, COMP_SEND, DBG_LOUD, - "Insert 8 byte.pTcb->EMPktNum:%d\n", - ptcb_desc->empkt_num); - _rtl92de_insert_emcontent(ptcb_desc, - (u8 *)(skb->data)); - } - } else { - SET_TX_DESC_OFFSET(pdesc, USB_HWDESC_HEADER_LEN); - } - /* 5G have no CCK rate */ - if (rtlhal->current_bandtype == BAND_ON_5G) - if (ptcb_desc->hw_rate < DESC92_RATE6M) - ptcb_desc->hw_rate = DESC92_RATE6M; - 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 (rtlhal->macphymode == DUALMAC_DUALPHY && - ptcb_desc->hw_rate == DESC92_RATEMCS7) - SET_TX_DESC_DATA_SHORTGI(pdesc, 1); - - if (info->flags & IEEE80211_TX_CTL_AMPDU) { - SET_TX_DESC_AGG_ENABLE(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)); - /* 5G have no CCK rate */ - if (rtlhal->current_bandtype == BAND_ON_5G) - if (ptcb_desc->rts_rate < DESC92_RATE6M) - ptcb_desc->rts_rate = DESC92_RATE6M; - 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 <= - DESC92_RATE54M) ? - (ptcb_desc->rts_use_shortpreamble ? 1 : 0) : - (ptcb_desc->rts_use_shortgi ? 1 : 0))); - if (bw_40) { - if (ptcb_desc->packet_bw) { - 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; - - 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, ptcb_desc->disable_ratefallback ? - 1 : 0); - SET_TX_DESC_USE_RATE(pdesc, ptcb_desc->use_driver_rate ? 1 : 0); - - /* Set TxRate and RTSRate in TxDesc */ - /* This prevent Tx initial rate of new-coming packets */ - /* from being overwritten by retried packet rate.*/ - if (!ptcb_desc->use_driver_rate) { - SET_TX_DESC_RTS_RATE(pdesc, 0x08); - /* SET_TX_DESC_TX_RATE(pdesc, 0x0b); */ - } - 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) buf_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)) - SET_TX_DESC_QOS(pdesc, 1); - - if ((!ieee80211_is_data_qos(fc)) && ppsc->fwctrl_lps) { - SET_TX_DESC_HWSEQ_EN(pdesc, 1); - SET_TX_DESC_PKT_ID(pdesc, 8); - } - SET_TX_DESC_MORE_FRAG(pdesc, (lastseg ? 0 : 1)); - RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE, "\n"); -} - -void rtl92de_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_ps_ctl *ppsc = rtl_psc(rtlpriv); - struct rtl_hal *rtlhal = rtl_hal(rtlpriv); - 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; - - CLEAR_PCI_TX_DESC_CONTENT(pdesc, TX_DESC_SIZE); - if (firstseg) - SET_TX_DESC_OFFSET(pdesc, USB_HWDESC_HEADER_LEN); - /* 5G have no CCK rate - * Caution: The macros below are multi-line expansions. - * The braces are needed no matter what checkpatch says - */ - if (rtlhal->current_bandtype == BAND_ON_5G) { - SET_TX_DESC_TX_RATE(pdesc, DESC92_RATE6M); - } else { - SET_TX_DESC_TX_RATE(pdesc, DESC92_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_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) && ppsc->fwctrl_lps) { - 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", pdesc, TX_DESC_SIZE); - wmb(); - SET_TX_DESC_OWN(pdesc, 1); -} - -void rtl92de_set_desc(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_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 rtl92de_get_desc(u8 *p_desc, bool istx, u8 desc_name) -{ - u32 ret = 0; - - if (istx) { - switch (desc_name) { - case HW_DESC_OWN: - ret = GET_TX_DESC_OWN(p_desc); - break; - case HW_DESC_TXBUFF_ADDR: - ret = GET_TX_DESC_TX_BUFFER_ADDRESS(p_desc); - break; - default: - RT_ASSERT(false, "ERR txdesc :%d not process\n", - desc_name); - break; - } - } else { - struct rx_desc_92c *pdesc = (struct rx_desc_92c *)p_desc; - 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; - default: - RT_ASSERT(false, "ERR rxdesc :%d not process\n", - desc_name); - break; - } - } - return ret; -} - -void rtl92de_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)); -} |