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path: root/drivers/net/wireless/realtek/rtlwifi/rtl8192de/trx.c
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Diffstat (limited to 'drivers/net/wireless/realtek/rtlwifi/rtl8192de/trx.c')
-rw-r--r--drivers/net/wireless/realtek/rtlwifi/rtl8192de/trx.c514
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 cbc7b4dbea9a..2b9b352f7783 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)
{