diff options
Diffstat (limited to 'drivers/net/wireless/realtek/rtlwifi/rtl8192de/trx.c')
-rw-r--r-- | drivers/net/wireless/realtek/rtlwifi/rtl8192de/trx.c | 514 |
1 files changed, 4 insertions, 510 deletions
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/trx.c b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/trx.c index cbc7b4dbea..2b9b352f77 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8192de/trx.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8192de/trx.c @@ -5,8 +5,10 @@ #include "../pci.h" #include "../base.h" #include "../stats.h" -#include "reg.h" -#include "def.h" +#include "../rtl8192d/reg.h" +#include "../rtl8192d/def.h" +#include "../rtl8192d/phy_common.h" +#include "../rtl8192d/trx_common.h" #include "phy.h" #include "trx.h" #include "led.h" @@ -23,433 +25,6 @@ static u8 _rtl92de_map_hwqueue_to_fwqueue(struct sk_buff *skb, u8 hw_queue) return skb->priority; } -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 void _rtl92de_query_rxphystatus(struct ieee80211_hw *hw, - struct rtl_stats *pstats, - __le32 *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_phy *rtlphy = &(rtlpriv->phy); - 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; - u8 rxmcs; - - rxmcs = get_rx_desc_rxmcs(pdesc); - is_cck_rate = rxmcs <= DESC_RATE11M; - 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_sig_qual[0] = -1; - pstats->rx_mimo_sig_qual[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 = rtlphy->cck_high_power; - 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; - 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] = 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 = 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) - 106; - 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 (get_rx_desc_rxht(pdesc) && rxmcs >= DESC_RATEMCS8 && - rxmcs <= 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_rate) - 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 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 undec_sm_pwdb; - - if (mac->opmode == NL80211_IFTYPE_ADHOC || - mac->opmode == NL80211_IFTYPE_AP) - return; - else - undec_sm_pwdb = rtlpriv->dm.undec_sm_pwdb; - - if (pstats->packet_toself || pstats->packet_beacon) { - if (undec_sm_pwdb < 0) - undec_sm_pwdb = pstats->rx_pwdb_all; - if (pstats->rx_pwdb_all > (u32) undec_sm_pwdb) { - undec_sm_pwdb = (((undec_sm_pwdb) * - (RX_SMOOTH_FACTOR - 1)) + - (pstats->rx_pwdb_all)) / (RX_SMOOTH_FACTOR); - undec_sm_pwdb = undec_sm_pwdb + 1; - } else { - undec_sm_pwdb = (((undec_sm_pwdb) * - (RX_SMOOTH_FACTOR - 1)) + - (pstats->rx_pwdb_all)) / (RX_SMOOTH_FACTOR); - } - rtlpriv->dm.undec_sm_pwdb = undec_sm_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_sig_qual[stream] != -1) { - if (rtlpriv->stats.rx_evm_percentage[stream] == 0) { - rtlpriv->stats.rx_evm_percentage[stream] = - pstats->rx_mimo_sig_qual[stream]; - } - rtlpriv->stats.rx_evm_percentage[stream] = - ((rtlpriv->stats.rx_evm_percentage[stream] - * (RX_SMOOTH_FACTOR - 1)) + - (pstats->rx_mimo_sig_qual[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, - __le32 *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 = 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; - _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 *pdesc8, struct sk_buff *skb) -{ - __le32 *pdesc = (__le32 *)pdesc8; - struct rx_fwinfo_92d *p_drvinfo; - 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) && - get_rx_desc_enc_type(pdesc) != RX_DESC_ENC_NONE; - 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); - stats->is_ht = (bool)get_rx_desc_rxht(pdesc); - rx_status->freq = hw->conf.chandef.chan->center_freq; - rx_status->band = hw->conf.chandef.chan->band; - if (get_rx_desc_crc32(pdesc)) - rx_status->flag |= RX_FLAG_FAILED_FCS_CRC; - if (get_rx_desc_bw(pdesc)) - rx_status->bw = RATE_INFO_BW_40; - if (get_rx_desc_rxht(pdesc)) - rx_status->encoding = RX_ENC_HT; - rx_status->flag |= RX_FLAG_MACTIME_START; - if (stats->decrypted) - rx_status->flag |= RX_FLAG_DECRYPTED; - rx_status->rate_idx = rtlwifi_rate_mapping(hw, stats->is_ht, - false, stats->rate); - 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->recvsignalpower + 10; - return true; -} - static void _rtl92de_insert_emcontent(struct rtl_tcb_desc *ptcb_desc, u8 *virtualaddress8) { @@ -711,87 +286,6 @@ void rtl92de_tx_fill_cmddesc(struct ieee80211_hw *hw, u8 *pdesc8, set_tx_desc_own(pdesc, 1); } -void rtl92de_set_desc(struct ieee80211_hw *hw, u8 *pdesc8, bool istx, - u8 desc_name, u8 *val) -{ - __le32 *pdesc = (__le32 *)pdesc8; - - 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: - WARN_ONCE(true, "rtl8192de: ERR txdesc :%d not processed\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: - WARN_ONCE(true, "rtl8192de: ERR rxdesc :%d not processed\n", - desc_name); - break; - } - } -} - -u64 rtl92de_get_desc(struct ieee80211_hw *hw, - u8 *p_desc8, bool istx, u8 desc_name) -{ - __le32 *p_desc = (__le32 *)p_desc8; - 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: - WARN_ONCE(true, "rtl8192de: ERR txdesc :%d not processed\n", - desc_name); - break; - } - } else { - switch (desc_name) { - case HW_DESC_OWN: - ret = get_rx_desc_own(p_desc); - break; - case HW_DESC_RXPKT_LEN: - ret = get_rx_desc_pkt_len(p_desc); - break; - case HW_DESC_RXBUFF_ADDR: - ret = get_rx_desc_buff_addr(p_desc); - break; - default: - WARN_ONCE(true, "rtl8192de: ERR rxdesc :%d not processed\n", - desc_name); - break; - } - } - return ret; -} - bool rtl92de_is_tx_desc_closed(struct ieee80211_hw *hw, u8 hw_queue, u16 index) { |