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path: root/drivers/staging/rtlwifi/rtl8822be/trx.c
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Diffstat (limited to 'drivers/staging/rtlwifi/rtl8822be/trx.c')
-rw-r--r--drivers/staging/rtlwifi/rtl8822be/trx.c1004
1 files changed, 0 insertions, 1004 deletions
diff --git a/drivers/staging/rtlwifi/rtl8822be/trx.c b/drivers/staging/rtlwifi/rtl8822be/trx.c
deleted file mode 100644
index 8fff2ea344eb..000000000000
--- a/drivers/staging/rtlwifi/rtl8822be/trx.c
+++ /dev/null
@@ -1,1004 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0
-/******************************************************************************
- *
- * Copyright(c) 2016 Realtek Corporation.
- *
- * 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 "trx.h"
-#include "led.h"
-#include "fw.h"
-
-#include <linux/vermagic.h>
-
-static u8 _rtl8822be_map_hwqueue_to_fwqueue(struct sk_buff *skb, u8 hw_queue)
-{
- switch (hw_queue) {
- case BEACON_QUEUE:
- return QSLT_BEACON;
- case H2C_QUEUE:
- return QSLT_CMD;
- case MGNT_QUEUE:
- return QSLT_MGNT;
- case HIGH_QUEUE:
- return QSLT_HIGH;
- default:
- return skb->priority;
- }
-}
-
-static void _rtl8822be_query_rxphystatus(struct ieee80211_hw *hw, u8 *phystrpt,
- struct ieee80211_hdr *hdr,
- struct rtl_stats *pstatus)
-{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
-
- rtlpriv->phydm.ops->phydm_query_phy_status(rtlpriv, phystrpt, hdr,
- pstatus);
-
- /* UI BSS List signal strength(in percentage),
- * make it good looking, from 0~100.
- */
- pstatus->signalstrength =
- (u8)(rtl_signal_scale_mapping(hw, pstatus->rx_pwdb_all));
-}
-
-static void _rtl8822be_translate_rx_signal_stuff(struct ieee80211_hw *hw,
- struct sk_buff *skb,
- struct rtl_stats *pstatus,
- u8 *p_phystrpt)
-{
- struct ieee80211_hdr *hdr;
- u8 *tmp_buf;
-
- tmp_buf = skb->data + pstatus->rx_drvinfo_size + pstatus->rx_bufshift +
- 24;
-
- hdr = (struct ieee80211_hdr *)tmp_buf;
-
- /* query phy status */
- _rtl8822be_query_rxphystatus(hw, p_phystrpt, hdr, pstatus);
-
- /* packet statistics */
- if (pstatus->packet_beacon && pstatus->packet_matchbssid)
- rtl_priv(hw)->dm.dbginfo.num_qry_beacon_pkt++;
-
- if (pstatus->packet_matchbssid &&
- ieee80211_is_data_qos(hdr->frame_control) &&
- !is_multicast_ether_addr(ieee80211_get_DA(hdr))) {
- struct ieee80211_qos_hdr *hdr_qos =
- (struct ieee80211_qos_hdr *)tmp_buf;
- u16 tid = le16_to_cpu(hdr_qos->qos_ctrl) & 0xf;
-
- if (tid != 0 && tid != 3)
- rtl_priv(hw)->dm.dbginfo.num_non_be_pkt++;
- }
-
- /* signal statistics */
- if (p_phystrpt)
- rtl_process_phyinfo(hw, tmp_buf, pstatus);
-}
-
-static void _rtl8822be_insert_emcontent(struct rtl_tcb_desc *ptcb_desc,
- u8 *virtualaddress)
-{
- u32 dwtmp = 0;
-
- memset(virtualaddress, 0, 8);
-
- SET_EARLYMODE_PKTNUM(virtualaddress, ptcb_desc->empkt_num);
- if (ptcb_desc->empkt_num == 1) {
- dwtmp = ptcb_desc->empkt_len[0];
- } else {
- dwtmp = ptcb_desc->empkt_len[0];
- dwtmp += ((dwtmp % 4) ? (4 - dwtmp % 4) : 0) + 4;
- dwtmp += ptcb_desc->empkt_len[1];
- }
- SET_EARLYMODE_LEN0(virtualaddress, dwtmp);
-
- if (ptcb_desc->empkt_num <= 3) {
- dwtmp = ptcb_desc->empkt_len[2];
- } else {
- dwtmp = ptcb_desc->empkt_len[2];
- dwtmp += ((dwtmp % 4) ? (4 - dwtmp % 4) : 0) + 4;
- dwtmp += ptcb_desc->empkt_len[3];
- }
- SET_EARLYMODE_LEN1(virtualaddress, dwtmp);
- if (ptcb_desc->empkt_num <= 5) {
- dwtmp = ptcb_desc->empkt_len[4];
- } else {
- dwtmp = ptcb_desc->empkt_len[4];
- dwtmp += ((dwtmp % 4) ? (4 - dwtmp % 4) : 0) + 4;
- dwtmp += ptcb_desc->empkt_len[5];
- }
- SET_EARLYMODE_LEN2_1(virtualaddress, dwtmp & 0xF);
- SET_EARLYMODE_LEN2_2(virtualaddress, dwtmp >> 4);
- if (ptcb_desc->empkt_num <= 7) {
- dwtmp = ptcb_desc->empkt_len[6];
- } else {
- dwtmp = ptcb_desc->empkt_len[6];
- dwtmp += ((dwtmp % 4) ? (4 - dwtmp % 4) : 0) + 4;
- dwtmp += ptcb_desc->empkt_len[7];
- }
- SET_EARLYMODE_LEN3(virtualaddress, dwtmp);
- if (ptcb_desc->empkt_num <= 9) {
- dwtmp = ptcb_desc->empkt_len[8];
- } else {
- dwtmp = ptcb_desc->empkt_len[8];
- dwtmp += ((dwtmp % 4) ? (4 - dwtmp % 4) : 0) + 4;
- dwtmp += ptcb_desc->empkt_len[9];
- }
- SET_EARLYMODE_LEN4(virtualaddress, dwtmp);
-}
-
-static bool rtl8822be_get_rxdesc_is_ht(struct ieee80211_hw *hw, u8 *pdesc)
-{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
- u8 rx_rate = 0;
-
- rx_rate = GET_RX_DESC_RX_RATE(pdesc);
-
- RT_TRACE(rtlpriv, COMP_RXDESC, DBG_LOUD, "rx_rate=0x%02x.\n", rx_rate);
-
- if (rx_rate >= DESC_RATEMCS0 && rx_rate <= DESC_RATEMCS15)
- return true;
- else
- return false;
-}
-
-static bool rtl8822be_get_rxdesc_is_vht(struct ieee80211_hw *hw, u8 *pdesc)
-{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
- u8 rx_rate = 0;
-
- rx_rate = GET_RX_DESC_RX_RATE(pdesc);
-
- RT_TRACE(rtlpriv, COMP_RXDESC, DBG_LOUD, "rx_rate=0x%02x.\n", rx_rate);
-
- if (rx_rate >= DESC_RATEVHT1SS_MCS0)
- return true;
- else
- return false;
-}
-
-static u8 rtl8822be_get_rx_vht_nss(struct ieee80211_hw *hw, u8 *pdesc)
-{
- u8 rx_rate = 0;
- u8 vht_nss = 0;
-
- rx_rate = GET_RX_DESC_RX_RATE(pdesc);
-
- if (rx_rate >= DESC_RATEVHT1SS_MCS0 &&
- rx_rate <= DESC_RATEVHT1SS_MCS9)
- vht_nss = 1;
- else if ((rx_rate >= DESC_RATEVHT2SS_MCS0) &&
- (rx_rate <= DESC_RATEVHT2SS_MCS9))
- vht_nss = 2;
-
- return vht_nss;
-}
-
-bool rtl8822be_rx_query_desc(struct ieee80211_hw *hw, struct rtl_stats *status,
- struct ieee80211_rx_status *rx_status, u8 *pdesc,
- struct sk_buff *skb)
-{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
- u8 *p_phystrpt = NULL;
- struct ieee80211_hdr *hdr;
-
- u32 phystatus = GET_RX_DESC_PHYST(pdesc);
-
- if (GET_RX_DESC_C2H(pdesc) == 0)
- status->packet_report_type = NORMAL_RX;
- else
- status->packet_report_type = C2H_PACKET;
-
- 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_ERR(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_RX_RATE(pdesc);
- status->isampdu = (bool)(GET_RX_DESC_PAGGR(pdesc) == 1);
- status->isfirst_ampdu = (bool)(GET_RX_DESC_PAGGR(pdesc) == 1);
- status->timestamp_low = GET_RX_DESC_TSFL(pdesc);
- status->is_ht = rtl8822be_get_rxdesc_is_ht(hw, pdesc);
- status->is_vht = rtl8822be_get_rxdesc_is_vht(hw, pdesc);
- status->vht_nss = rtl8822be_get_rx_vht_nss(hw, pdesc);
- status->is_cck = RX_HAL_IS_CCK_RATE(status->rate);
-
- status->macid = GET_RX_DESC_MACID(pdesc);
- if (GET_RX_DESC_PATTERN_MATCH(pdesc))
- status->wake_match = BIT(2);
- else if (GET_RX_DESC_MAGIC_WAKE(pdesc))
- status->wake_match = BIT(1);
- else if (GET_RX_DESC_UNICAST_WAKE(pdesc))
- status->wake_match = BIT(0);
- else
- status->wake_match = 0;
- if (status->wake_match)
- RT_TRACE(rtlpriv, COMP_RXDESC, DBG_LOUD,
- "GGGGGGGGGGGGGet Wakeup Packet!! WakeMatch=%d\n",
- status->wake_match);
- rx_status->freq = hw->conf.chandef.chan->center_freq;
- rx_status->band = hw->conf.chandef.chan->band;
-
- if (phystatus)
- p_phystrpt = (skb->data + status->rx_bufshift + 24);
-
- hdr = (struct ieee80211_hdr *)(skb->data + status->rx_drvinfo_size +
- status->rx_bufshift + 24);
-
- if (status->crc)
- rx_status->flag |= RX_FLAG_FAILED_FCS_CRC;
-
- if (status->is_ht)
- rx_status->encoding = RX_ENC_HT;
- if (status->is_vht)
- rx_status->encoding = RX_ENC_VHT;
-
- rx_status->nss = status->vht_nss;
-
- 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 management 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, status->is_vht, status->rate);
-
- rx_status->mactime = status->timestamp_low;
-
- _rtl8822be_translate_rx_signal_stuff(hw, skb, status, p_phystrpt);
-
- /* below info. are filled by _rtl8822be_translate_rx_signal_stuff() */
- if (!p_phystrpt)
- goto label_no_physt;
-
- rx_status->signal = status->recvsignalpower;
-
- if (status->rx_packet_bw == HT_CHANNEL_WIDTH_20_40)
- rx_status->bw = RATE_INFO_BW_40;
- else if (status->rx_packet_bw == HT_CHANNEL_WIDTH_80)
- rx_status->bw = RATE_INFO_BW_80;
-
-label_no_physt:
-
- return true;
-}
-
-void rtl8822be_rx_check_dma_ok(struct ieee80211_hw *hw, u8 *header_desc,
- u8 queue_index)
-{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
- u8 first_seg;
- u8 last_seg;
- u16 total_len;
- u16 read_cnt = 0;
-
- if (!header_desc)
- return;
-
- do {
- total_len = (u16)GET_RX_BUFFER_DESC_TOTAL_LENGTH(header_desc);
- first_seg = (u8)GET_RX_BUFFER_DESC_FS(header_desc);
- last_seg = (u8)GET_RX_BUFFER_DESC_LS(header_desc);
-
- if (read_cnt++ > 20) {
- RT_TRACE(rtlpriv, COMP_RECV, DBG_DMESG,
- "RX chk DMA over %d times\n", read_cnt);
- break;
- }
-
- } while (total_len == 0 && first_seg == 0 && last_seg == 0);
-}
-
-u16 rtl8822be_rx_desc_buff_remained_cnt(struct ieee80211_hw *hw, u8 queue_index)
-{
- struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
- struct rtl_priv *rtlpriv = rtl_priv(hw);
- u16 desc_idx_hw = 0, desc_idx_host = 0, remind_cnt = 0;
- u32 tmp_4byte = 0;
-
- u32 rw_mask = 0x1ff;
-
- tmp_4byte = rtl_read_dword(rtlpriv, REG_RXQ_RXBD_IDX_8822B);
- desc_idx_hw = (u16)((tmp_4byte >> 16) & rw_mask);
- desc_idx_host = (u16)(tmp_4byte & rw_mask);
-
- /* may be no data, donot rx */
- if (desc_idx_hw == desc_idx_host)
- return 0;
-
- remind_cnt =
- (desc_idx_hw > desc_idx_host) ?
- (desc_idx_hw - desc_idx_host) :
- (RX_DESC_NUM_8822BE - (desc_idx_host - desc_idx_hw));
-
- rtlpci->rx_ring[queue_index].next_rx_rp = desc_idx_host;
-
- return remind_cnt;
-}
-
-static u16 get_desc_address_from_queue_index(u16 queue_index)
-{
- /*
- * Note: Access these registers will take a lot of cost.
- */
- u16 desc_address = REG_BEQ_TXBD_IDX_8822B;
-
- switch (queue_index) {
- case BK_QUEUE:
- desc_address = REG_BKQ_TXBD_IDX_8822B;
- break;
- case BE_QUEUE:
- desc_address = REG_BEQ_TXBD_IDX_8822B;
- break;
- case VI_QUEUE:
- desc_address = REG_VIQ_TXBD_IDX_8822B;
- break;
- case VO_QUEUE:
- desc_address = REG_VOQ_TXBD_IDX_8822B;
- break;
- case BEACON_QUEUE:
- desc_address = REG_BEQ_TXBD_IDX_8822B;
- break;
- case H2C_QUEUE:
- desc_address = REG_H2CQ_TXBD_IDX_8822B;
- break;
- case MGNT_QUEUE:
- desc_address = REG_MGQ_TXBD_IDX_8822B;
- break;
- case HIGH_QUEUE:
- desc_address = REG_HI0Q_TXBD_IDX_8822B;
- break;
- case HCCA_QUEUE:
- desc_address = REG_BEQ_TXBD_IDX_8822B;
- break;
- default:
- break;
- }
- return desc_address;
-}
-
-/*free desc that can be used */
-u16 rtl8822be_get_available_desc(struct ieee80211_hw *hw, u8 q_idx)
-{
- struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
- struct rtl8192_tx_ring *ring = &rtlpci->tx_ring[q_idx];
-
- return calc_fifo_space(ring->cur_tx_rp, ring->cur_tx_wp,
- TX_DESC_NUM_8822B);
-}
-
-void rtl8822be_pre_fill_tx_bd_desc(struct ieee80211_hw *hw, u8 *tx_bd_desc,
- u8 *desc, u8 queue_index,
- struct sk_buff *skb, dma_addr_t data_addr)
-{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
- struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
- u32 pkt_len = skb->len;
- u16 desc_size = 48; /*tx desc size*/
- u32 psblen = 0;
- u32 total_packet_size = 0;
- u16 current_bd_desc;
- u8 i = 0;
- /*u16 real_desc_size = 0x28;*/
- u16 append_early_mode_size = 0;
- u8 segmentnum = 1 << (RTL8822BE_SEG_NUM + 1);
- dma_addr_t desc_dma_addr;
- bool dma64 = rtlpriv->cfg->mod_params->dma64;
-
- current_bd_desc = rtlpci->tx_ring[queue_index].cur_tx_wp;
-
- total_packet_size = desc_size + pkt_len;
-
- if (rtlpriv->rtlhal.earlymode_enable) {
- if (queue_index < BEACON_QUEUE) {
- append_early_mode_size = 8;
- total_packet_size += append_early_mode_size;
- }
- }
-
- /* page number (round up) */
- psblen = (total_packet_size - 1) / 128 + 1;
-
- /* tx desc addr */
- desc_dma_addr = rtlpci->tx_ring[queue_index].dma +
- (current_bd_desc * TX_DESC_SIZE);
-
- /* Reset */
- SET_TX_BUFF_DESC_LEN_0(tx_bd_desc, 0);
- SET_TX_BUFF_DESC_PSB(tx_bd_desc, 0);
- SET_TX_BUFF_DESC_OWN(tx_bd_desc, 0);
-
- for (i = 1; i < segmentnum; i++) {
- SET_TXBUFFER_DESC_LEN_WITH_OFFSET(tx_bd_desc, i, 0);
- SET_TXBUFFER_DESC_AMSDU_WITH_OFFSET(tx_bd_desc, i, 0);
- SET_TXBUFFER_DESC_ADD_LOW_WITH_OFFSET(tx_bd_desc, i, 0);
- SET_TXBUFFER_DESC_ADD_HIGH_WITH_OFFSET(tx_bd_desc, i, 0, dma64);
- }
-
- /* Clear all status */
- CLEAR_PCI_TX_DESC_CONTENT(desc, TX_DESC_SIZE);
-
- if (rtlpriv->rtlhal.earlymode_enable) {
- if (queue_index < BEACON_QUEUE)
- SET_TX_BUFF_DESC_LEN_0(tx_bd_desc, desc_size + 8);
- else
- SET_TX_BUFF_DESC_LEN_0(tx_bd_desc, desc_size);
- } else {
- SET_TX_BUFF_DESC_LEN_0(tx_bd_desc, desc_size);
- }
- SET_TX_BUFF_DESC_PSB(tx_bd_desc, psblen);
- SET_TX_BUFF_DESC_ADDR_LOW_0(tx_bd_desc, desc_dma_addr);
- SET_TX_BUFF_DESC_ADDR_HIGH_0(tx_bd_desc, ((u64)desc_dma_addr >> 32),
- dma64);
-
- SET_TXBUFFER_DESC_LEN_WITH_OFFSET(tx_bd_desc, 1, pkt_len);
- SET_TXBUFFER_DESC_AMSDU_WITH_OFFSET(tx_bd_desc, 1, 0);
- SET_TXBUFFER_DESC_ADD_LOW_WITH_OFFSET(tx_bd_desc, 1, data_addr);
- SET_TXBUFFER_DESC_ADD_HIGH_WITH_OFFSET(tx_bd_desc, 1,
- ((u64)data_addr >> 32), dma64);
-
- SET_TX_DESC_TXPKTSIZE(desc, (u16)(pkt_len));
-}
-
-static u8 rtl8822be_bw_mapping(struct ieee80211_hw *hw,
- struct rtl_tcb_desc *ptcb_desc)
-{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
- struct rtl_phy *rtlphy = &rtlpriv->phy;
- u8 bw_setting_of_desc = 0;
-
- RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE,
- "%s, current_chan_bw %d, packet_bw %d\n", __func__,
- rtlphy->current_chan_bw, ptcb_desc->packet_bw);
-
- if (rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_80) {
- if (ptcb_desc->packet_bw == HT_CHANNEL_WIDTH_80)
- bw_setting_of_desc = 2;
- else if (ptcb_desc->packet_bw == HT_CHANNEL_WIDTH_20_40)
- bw_setting_of_desc = 1;
- else
- bw_setting_of_desc = 0;
- } else if (rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_20_40) {
- if (ptcb_desc->packet_bw == HT_CHANNEL_WIDTH_20_40 ||
- ptcb_desc->packet_bw == HT_CHANNEL_WIDTH_80)
- bw_setting_of_desc = 1;
- else
- bw_setting_of_desc = 0;
- } else {
- bw_setting_of_desc = 0;
- }
-
- return bw_setting_of_desc;
-}
-
-static u8 rtl8822be_sc_mapping(struct ieee80211_hw *hw,
- struct rtl_tcb_desc *ptcb_desc)
-{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
- struct rtl_phy *rtlphy = &rtlpriv->phy;
- struct rtl_mac *mac = rtl_mac(rtlpriv);
- u8 sc_setting_of_desc = 0;
-
- if (rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_80) {
- if (ptcb_desc->packet_bw == HT_CHANNEL_WIDTH_80) {
- sc_setting_of_desc = VHT_DATA_SC_DONOT_CARE;
- } else if (ptcb_desc->packet_bw == HT_CHANNEL_WIDTH_20_40) {
- if (mac->cur_80_prime_sc == HAL_PRIME_CHNL_OFFSET_LOWER)
- sc_setting_of_desc =
- VHT_DATA_SC_40_LOWER_OF_80MHZ;
- else if (mac->cur_80_prime_sc ==
- HAL_PRIME_CHNL_OFFSET_UPPER)
- sc_setting_of_desc =
- VHT_DATA_SC_40_UPPER_OF_80MHZ;
- else
- RT_TRACE(rtlpriv, COMP_SEND, DBG_LOUD,
- "%s: Not Correct Primary40MHz Setting\n",
- __func__);
- } else {
- if (mac->cur_40_prime_sc ==
- HAL_PRIME_CHNL_OFFSET_LOWER &&
- mac->cur_80_prime_sc ==
- HAL_PRIME_CHNL_OFFSET_LOWER)
- sc_setting_of_desc =
- VHT_DATA_SC_20_LOWEST_OF_80MHZ;
- else if ((mac->cur_40_prime_sc ==
- HAL_PRIME_CHNL_OFFSET_UPPER) &&
- (mac->cur_80_prime_sc ==
- HAL_PRIME_CHNL_OFFSET_LOWER))
- sc_setting_of_desc =
- VHT_DATA_SC_20_LOWER_OF_80MHZ;
- else if ((mac->cur_40_prime_sc ==
- HAL_PRIME_CHNL_OFFSET_LOWER) &&
- (mac->cur_80_prime_sc ==
- HAL_PRIME_CHNL_OFFSET_UPPER))
- sc_setting_of_desc =
- VHT_DATA_SC_20_UPPER_OF_80MHZ;
- else if ((mac->cur_40_prime_sc ==
- HAL_PRIME_CHNL_OFFSET_UPPER) &&
- (mac->cur_80_prime_sc ==
- HAL_PRIME_CHNL_OFFSET_UPPER))
- sc_setting_of_desc =
- VHT_DATA_SC_20_UPPERST_OF_80MHZ;
- else
- RT_TRACE(rtlpriv, COMP_SEND, DBG_LOUD,
- "%s: Not Correct Primary40MHz Setting\n",
- __func__);
- }
- } else if (rtlphy->current_chan_bw == HT_CHANNEL_WIDTH_20_40) {
- if (ptcb_desc->packet_bw == HT_CHANNEL_WIDTH_20_40) {
- sc_setting_of_desc = VHT_DATA_SC_DONOT_CARE;
- } else if (ptcb_desc->packet_bw == HT_CHANNEL_WIDTH_20) {
- if (mac->cur_40_prime_sc ==
- HAL_PRIME_CHNL_OFFSET_UPPER) {
- sc_setting_of_desc =
- VHT_DATA_SC_20_UPPER_OF_80MHZ;
- } else if (mac->cur_40_prime_sc ==
- HAL_PRIME_CHNL_OFFSET_LOWER) {
- sc_setting_of_desc =
- VHT_DATA_SC_20_LOWER_OF_80MHZ;
- } else {
- sc_setting_of_desc = VHT_DATA_SC_DONOT_CARE;
- }
- }
- } else {
- sc_setting_of_desc = VHT_DATA_SC_DONOT_CARE;
- }
-
- return sc_setting_of_desc;
-}
-
-void rtl8822be_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(rtlpriv);
- struct rtl_phy *rtlphy = &rtlpriv->phy;
- u8 *pdesc = (u8 *)pdesc_tx;
- u16 seq_number;
- __le16 fc = hdr->frame_control;
- u8 fw_qsel = _rtl8822be_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 short_gi = 0;
-
- 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);
- }
- 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_DMESG, "DMA mapping error");
- return;
- }
-
- if (pbd_desc_tx)
- rtl8822be_pre_fill_tx_bd_desc(hw, pbd_desc_tx, pdesc, hw_queue,
- skb, mapping);
-
- 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_TRACE,
- "Insert 8 byte.pTcb->EMPktNum:%d\n",
- ptcb_desc->empkt_num);
- _rtl8822be_insert_emcontent(ptcb_desc,
- (u8 *)(skb->data));
- }
- } else {
- SET_TX_DESC_OFFSET(pdesc, USB_HWDESC_HEADER_LEN);
- }
-
- /* tx report */
- rtl_get_tx_report(ptcb_desc, pdesc, hw);
-
- if (rtlpriv->rtlhal.current_bandtype == BAND_ON_5G &&
- ptcb_desc->hw_rate < DESC_RATE6M) {
- RT_TRACE(rtlpriv, COMP_SEND, DBG_WARNING,
- "hw_rate=0x%X is invalid in 5G\n",
- ptcb_desc->hw_rate);
- ptcb_desc->hw_rate = DESC_RATE6M;
- }
- SET_TX_DESC_DATARATE(pdesc, ptcb_desc->hw_rate);
-
- if (ptcb_desc->hw_rate > DESC_RATEMCS0)
- short_gi = (ptcb_desc->use_shortgi) ? 1 : 0;
- else
- short_gi = (ptcb_desc->use_shortpreamble) ? 1 : 0;
-
- if (info->flags & IEEE80211_TX_CTL_AMPDU) {
- SET_TX_DESC_AGG_EN(pdesc, 1);
- SET_TX_DESC_MAX_AGG_NUM(pdesc, 0x1F);
- }
- SET_TX_DESC_SW_SEQ(pdesc, seq_number);
- SET_TX_DESC_RTSEN(pdesc, ((ptcb_desc->rts_enable &&
- !ptcb_desc->cts_enable) ?
- 1 :
- 0));
- SET_TX_DESC_HW_RTS_EN(pdesc, 0);
- SET_TX_DESC_CTS2SELF(pdesc, ((ptcb_desc->cts_enable) ? 1 : 0));
-
- SET_TX_DESC_RTSRATE(pdesc, ptcb_desc->rts_rate);
- SET_TX_DESC_RTS_SC(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)));
-
- if (ptcb_desc->tx_enable_sw_calc_duration)
- SET_TX_DESC_NAVUSEHDR(pdesc, 1);
-
- SET_TX_DESC_DATA_BW(pdesc, rtl8822be_bw_mapping(hw, ptcb_desc));
- SET_TX_DESC_DATA_SC(pdesc, rtl8822be_sc_mapping(hw, ptcb_desc));
-
- 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 *key = info->control.hw_key;
-
- switch (key->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_QSEL(pdesc, fw_qsel);
-
- if (rtlphy->current_channel > 14) {
- /* OFDM 6M */
- SET_TX_DESC_DATA_RTY_LOWEST_RATE(pdesc, 4);
- SET_TX_DESC_RTS_RTY_LOWEST_RATE(pdesc, 4);
- } else {
- /* CCK 1M */
- SET_TX_DESC_DATA_RTY_LOWEST_RATE(pdesc, 0);
- SET_TX_DESC_RTS_RTY_LOWEST_RATE(pdesc, 0);
- }
- SET_TX_DESC_DISDATAFB(pdesc,
- ptcb_desc->disable_ratefallback ? 1 : 0);
- SET_TX_DESC_USE_RATE(pdesc, ptcb_desc->use_driver_rate ? 1 : 0);
-
- /*SET_TX_DESC_PWR_STATUS(pdesc, pwr_status);*/
- /* 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_EN(pdesc, 1);
- SET_TX_DESC_HTC(pdesc, 1);
- }
- }
-
- SET_TX_DESC_PORT_ID(pdesc, 0);
- SET_TX_DESC_MULTIPLE_PORT(pdesc, 0);
- }
-
- SET_TX_DESC_LS(pdesc, (lastseg ? 1 : 0));
- 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);
- }
-
- SET_TX_DESC_MOREFRAG(pdesc, (lastseg ? 0 : 1));
- if (ptcb_desc->multicast || ptcb_desc->broadcast) {
- SET_TX_DESC_BMC(pdesc, 1);
- /* BMC must be not AGG */
- SET_TX_DESC_AGG_EN(pdesc, 0);
- }
- RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE, "\n");
-
- /* debug purpose: used to check tx desc is correct or not */
- /*rtlpriv->halmac.ops->halmac_chk_txdesc(rtlpriv, pdesc,
- * skb->len + USB_HWDESC_HEADER_LEN);
- */
-}
-
-void rtl8822be_tx_fill_special_desc(struct ieee80211_hw *hw, u8 *pdesc,
- u8 *pbd_desc, struct sk_buff *skb,
- u8 hw_queue)
-{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
- struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
- u8 fw_queue;
- u8 txdesc_len = 48;
-
- 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_DMESG, "DMA mapping error");
- return;
- }
-
- rtl8822be_pre_fill_tx_bd_desc(hw, pbd_desc, pdesc, hw_queue, skb,
- mapping);
-
- /* it should be BEACON_QUEUE or H2C_QUEUE,
- * so skb=NULL is safe to assert
- */
- fw_queue = _rtl8822be_map_hwqueue_to_fwqueue(NULL, hw_queue);
-
- CLEAR_PCI_TX_DESC_CONTENT(pdesc, txdesc_len);
-
- /* common part for BEACON and H2C */
- SET_TX_DESC_TXPKTSIZE((u8 *)pdesc, (u16)(skb->len));
-
- SET_TX_DESC_QSEL(pdesc, fw_queue);
-
- if (hw_queue == H2C_QUEUE) {
- /* fill H2C */
- SET_TX_DESC_OFFSET(pdesc, 0);
-
- } else {
- /* fill beacon */
- SET_TX_DESC_OFFSET(pdesc, txdesc_len);
-
- SET_TX_DESC_DATARATE(pdesc, DESC_RATE1M);
-
- SET_TX_DESC_SW_SEQ(pdesc, 0);
-
- SET_TX_DESC_RATE_ID(pdesc, 7);
- SET_TX_DESC_MACID(pdesc, 0);
-
- SET_TX_DESC_LS(pdesc, 1);
-
- SET_TX_DESC_OFFSET(pdesc, 48);
-
- SET_TX_DESC_USE_RATE(pdesc, 1);
- }
-
- RT_PRINT_DATA(rtlpriv, COMP_CMD, DBG_LOUD, "H2C Tx Cmd Content\n",
- pdesc, txdesc_len);
-}
-
-void rtl8822be_set_desc(struct ieee80211_hw *hw, u8 *pdesc, bool istx,
- u8 desc_name, u8 *val)
-{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
- u8 q_idx = *val;
- bool dma64 = rtlpriv->cfg->mod_params->dma64;
-
- if (istx) {
- switch (desc_name) {
- case HW_DESC_OWN: {
- struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
- struct rtl8192_tx_ring *ring = &rtlpci->tx_ring[q_idx];
- u16 max_tx_desc = ring->entries;
-
- if (q_idx == BEACON_QUEUE) {
- /* in case of beacon, pdesc is BD desc. */
- u8 *pbd_desc = pdesc;
-
- ring->cur_tx_wp = 0;
- ring->cur_tx_rp = 0;
- SET_TX_BUFF_DESC_OWN(pbd_desc, 1);
- return;
- }
-
- /* make sure tx desc is available by caller */
- ring->cur_tx_wp = ((ring->cur_tx_wp + 1) % max_tx_desc);
-
- rtl_write_word(
- rtlpriv,
- get_desc_address_from_queue_index(
- q_idx),
- ring->cur_tx_wp);
- } break;
- }
- } else {
- switch (desc_name) {
- case HW_DESC_RX_PREPARE:
- SET_RX_BUFFER_DESC_LS(pdesc, 0);
- SET_RX_BUFFER_DESC_FS(pdesc, 0);
- SET_RX_BUFFER_DESC_TOTAL_LENGTH(pdesc, 0);
-
- SET_RX_BUFFER_DESC_DATA_LENGTH(
- pdesc, MAX_RECEIVE_BUFFER_SIZE + RX_DESC_SIZE);
-
- SET_RX_BUFFER_PHYSICAL_LOW(
- pdesc, (*(dma_addr_t *)val) & DMA_BIT_MASK(32));
- SET_RX_BUFFER_PHYSICAL_HIGH(
- pdesc, ((u64)(*(dma_addr_t *)val) >> 32),
- dma64);
- break;
- default:
- WARN_ONCE(true, "ERR rxdesc :%d not process\n",
- desc_name);
- break;
- }
- }
-}
-
-u64 rtl8822be_get_desc(struct ieee80211_hw *hw,
- u8 *pdesc, bool istx, u8 desc_name)
-{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
- u64 ret = 0;
- u8 *pbd_desc = pdesc;
- bool dma64 = rtlpriv->cfg->mod_params->dma64;
-
- if (istx) {
- switch (desc_name) {
- case HW_DESC_TXBUFF_ADDR:
- ret = GET_TXBUFFER_DESC_ADDR_LOW(pbd_desc, 1);
- ret |= (u64)GET_TXBUFFER_DESC_ADDR_HIGH(pbd_desc, 1,
- dma64) << 32;
- break;
- default:
- WARN_ONCE(true, "ERR txdesc :%d not process\n",
- desc_name);
- break;
- }
- } else {
- switch (desc_name) {
- case HW_DESC_RXPKT_LEN:
- ret = GET_RX_DESC_PKT_LEN(pdesc);
- break;
- default:
- WARN_ONCE(true, "ERR rxdesc :%d not process\n",
- desc_name);
- break;
- }
- }
- return ret;
-}
-
-bool rtl8822be_is_tx_desc_closed(struct ieee80211_hw *hw, u8 hw_queue,
- u16 index)
-{
- struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
- struct rtl_priv *rtlpriv = rtl_priv(hw);
- bool ret = false;
- struct rtl8192_tx_ring *ring = &rtlpci->tx_ring[hw_queue];
- u16 cur_tx_rp, cur_tx_wp;
- u16 tmp16;
-
- /*
- * design rule:
- * idx <= cur_tx_rp <= hw_rp <= cur_tx_wp = hw_wp
- */
-
- if (index == ring->cur_tx_rp) {
- /* update only if sw_rp reach hw_rp */
- tmp16 = rtl_read_word(
- rtlpriv,
- get_desc_address_from_queue_index(hw_queue) + 2);
-
- cur_tx_rp = tmp16 & 0x01ff;
- cur_tx_wp = ring->cur_tx_wp;
-
- /* don't need to update ring->cur_tx_wp */
- ring->cur_tx_rp = cur_tx_rp;
- }
-
- if (index == ring->cur_tx_rp)
- ret = false; /* no more */
- else
- ret = true; /* more */
-
- if (hw_queue == BEACON_QUEUE)
- ret = true;
-
- if (rtlpriv->rtlhal.driver_is_goingto_unload ||
- rtlpriv->psc.rfoff_reason > RF_CHANGE_BY_PS)
- ret = true;
-
- return ret;
-}
-
-void rtl8822be_tx_polling(struct ieee80211_hw *hw, u8 hw_queue)
-{
- struct rtl_priv *rtlpriv = rtl_priv(hw);
-
- if (hw_queue == BEACON_QUEUE) {
- /* kick start */
- rtl_write_byte(
- rtlpriv, REG_RX_RXBD_NUM_8822B + 1,
- rtl_read_byte(rtlpriv, REG_RX_RXBD_NUM_8822B + 1) |
- BIT(4));
- }
-}
-
-u32 rtl8822be_rx_command_packet(struct ieee80211_hw *hw,
- const struct rtl_stats *status,
- struct sk_buff *skb)
-{
- u32 result = 0;
- struct rtl_priv *rtlpriv = rtl_priv(hw);
-
- switch (status->packet_report_type) {
- case NORMAL_RX:
- result = 0;
- break;
- case C2H_PACKET:
- rtl8822be_c2h_packet_handler(hw, skb->data, (u8)skb->len);
- result = 1;
- break;
- default:
- RT_TRACE(rtlpriv, COMP_RECV, DBG_TRACE,
- "Unknown packet type %d\n",
- status->packet_report_type);
- break;
- }
-
- return result;
-}