Author | Tokens | Token Proportion | Commits | Commit Proportion |
---|---|---|---|---|
Chaoming Li | 1592 | 84.91% | 1 | 4.55% |
Larry Finger | 228 | 12.16% | 8 | 36.36% |
Christophe Jaillet | 18 | 0.96% | 1 | 4.55% |
Bitterblue Smith | 14 | 0.75% | 2 | 9.09% |
Johannes Berg | 8 | 0.43% | 4 | 18.18% |
Joe Perches | 5 | 0.27% | 3 | 13.64% |
Sriram R | 4 | 0.21% | 1 | 4.55% |
Michael Straube | 3 | 0.16% | 1 | 4.55% |
Juhee Kang | 3 | 0.16% | 1 | 4.55% |
Total | 1875 | 22 |
// 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 "../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" 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 void _rtl92de_insert_emcontent(struct rtl_tcb_desc *ptcb_desc, u8 *virtualaddress8) { __le32 *virtualaddress = (__le32 *)virtualaddress8; 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 *pdesc8, 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_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); __le32 *pdesc = (__le32 *)pdesc8; 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->deflink.bandwidth >= IEEE80211_STA_RX_BW_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 = 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, 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) { rtl_dbg(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 < DESC_RATE6M) ptcb_desc->hw_rate = DESC_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 == DESC_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 < DESC_RATE6M) ptcb_desc->rts_rate = DESC_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 <= DESC_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->deflink.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) { 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)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)); rtl_dbg(rtlpriv, COMP_SEND, DBG_TRACE, "\n"); } void rtl92de_tx_fill_cmddesc(struct ieee80211_hw *hw, u8 *pdesc8, 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; struct ieee80211_hdr *hdr = rtl_get_hdr(skb); __le16 fc = hdr->frame_control; __le32 *pdesc = (__le32 *)pdesc8; 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); 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, DESC_RATE6M); } else { set_tx_desc_tx_rate(pdesc, DESC_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(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); } bool rtl92de_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)rtl92d_get_desc(hw, entry, true, HW_DESC_OWN); /* a beacon packet will only use the first * descriptor by defaut, and the own bit may not * be cleared by the hardware */ if (own) return false; return true; } 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)); }
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