summaryrefslogtreecommitdiffstats
path: root/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/trx.c
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/net/wireless/realtek/rtlwifi/rtl8723ae/trx.c
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/net/wireless/realtek/rtlwifi/rtl8723ae/trx.c')
-rw-r--r--drivers/net/wireless/realtek/rtlwifi/rtl8723ae/trx.c693
1 files changed, 693 insertions, 0 deletions
diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/trx.c b/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/trx.c
new file mode 100644
index 000000000..27fddbcad
--- /dev/null
+++ b/drivers/net/wireless/realtek/rtlwifi/rtl8723ae/trx.c
@@ -0,0 +1,693 @@
+// SPDX-License-Identifier: GPL-2.0
+/* Copyright(c) 2009-2012 Realtek Corporation.*/
+
+#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 calculated 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 calculated 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 *pdesc8, struct sk_buff *skb)
+{
+ struct rx_fwinfo_8723e *p_drvinfo;
+ struct ieee80211_hdr *hdr;
+ __le32 *pdesc = (__le32 *)pdesc8;
+ 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->bw = RATE_INFO_BW_40;
+
+ if (status->is_ht)
+ rx_status->encoding = RX_ENC_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, pdesc8, 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 *pdesc8 = (u8 *)pdesc_tx;
+ __le32 *pdesc = (__le32 *)pdesc8;
+ 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 = dma_map_single(&rtlpci->pdev->dev, skb->data,
+ skb->len, DMA_TO_DEVICE);
+ u8 bw_40 = 0;
+
+ if (dma_mapping_error(&rtlpci->pdev->dev, mapping)) {
+ rtl_dbg(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->deflink.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->deflink.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) {
+ rtl_dbg(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);
+ }
+
+ rtl_dbg(rtlpriv, COMP_SEND, DBG_TRACE, "\n");
+}
+
+void rtl8723e_tx_fill_cmddesc(struct ieee80211_hw *hw,
+ u8 *pdesc8, 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;
+ __le32 *pdesc = (__le32 *)pdesc8;
+
+ struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)(skb->data);
+ __le16 fc = hdr->frame_control;
+
+ dma_addr_t mapping = dma_map_single(&rtlpci->pdev->dev, skb->data,
+ skb->len, DMA_TO_DEVICE);
+
+ if (dma_mapping_error(&rtlpci->pdev->dev, mapping)) {
+ rtl_dbg(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(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 *pdesc8,
+ bool istx, u8 desc_name, u8 *val)
+{
+ __le32 *pdesc = (__le32 *)pdesc8;
+
+ if (istx) {
+ 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:
+ WARN_ONCE(true, "rtl8723ae: ERR txdesc :%d not processed\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:
+ WARN_ONCE(true, "rtl8723ae: ERR rxdesc :%d not processed\n",
+ desc_name);
+ break;
+ }
+ }
+}
+
+u64 rtl8723e_get_desc(struct ieee80211_hw *hw,
+ u8 *pdesc8, bool istx, u8 desc_name)
+{
+ u32 ret = 0;
+ __le32 *pdesc = (__le32 *)pdesc8;
+
+ if (istx) {
+ 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:
+ WARN_ONCE(true, "rtl8723ae: ERR txdesc :%d not processed\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:
+ WARN_ONCE(true, "rtl8723ae: ERR rxdesc :%d not processed\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(hw, 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));
+ }
+}