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Release 4.11 drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.c

/******************************************************************************
 *
 * Copyright(c) 2009-2012  Realtek Corporation. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of version 2 of the GNU General Public License as
 * published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 * more details.
 *
 * The full GNU General Public License is included in this distribution in the
 * file called LICENSE.
 *
 * 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 "../usb.h"
#include "../ps.h"
#include "../base.h"
#include "reg.h"
#include "def.h"
#include "phy.h"
#include "rf.h"
#include "dm.h"
#include "mac.h"
#include "trx.h"
#include "../rtl8192c/fw_common.h"


static int _ConfigVerTOutEP(struct ieee80211_hw *hw) { u8 ep_cfg, txqsele; u8 ep_nums = 0; struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_usb_priv *usb_priv = rtl_usbpriv(hw); struct rtl_usb *rtlusb = rtl_usbdev(usb_priv); rtlusb->out_queue_sel = 0; ep_cfg = rtl_read_byte(rtlpriv, REG_TEST_SIE_OPTIONAL); ep_cfg = (ep_cfg & USB_TEST_EP_MASK) >> USB_TEST_EP_SHIFT; switch (ep_cfg) { case 0: /* 2 bulk OUT, 1 bulk IN */ case 3: rtlusb->out_queue_sel = TX_SELE_HQ | TX_SELE_LQ; ep_nums = 2; break; case 1: /* 1 bulk IN/OUT => map all endpoint to Low queue */ case 2: /* 1 bulk IN, 1 bulk OUT => map all endpoint to High queue */ txqsele = rtl_read_byte(rtlpriv, REG_TEST_USB_TXQS); if (txqsele & 0x0F) /* /map all endpoint to High queue */ rtlusb->out_queue_sel = TX_SELE_HQ; else if (txqsele&0xF0) /* map all endpoint to Low queue */ rtlusb->out_queue_sel = TX_SELE_LQ; ep_nums = 1; break; default: break; } return (rtlusb->out_ep_nums == ep_nums) ? 0 : -EINVAL; }

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static int _ConfigVerNOutEP(struct ieee80211_hw *hw) { u8 ep_cfg; u8 ep_nums = 0; struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_usb_priv *usb_priv = rtl_usbpriv(hw); struct rtl_usb *rtlusb = rtl_usbdev(usb_priv); rtlusb->out_queue_sel = 0; /* Normal and High queue */ ep_cfg = rtl_read_byte(rtlpriv, (REG_NORMAL_SIE_EP + 1)); if (ep_cfg & USB_NORMAL_SIE_EP_MASK) { rtlusb->out_queue_sel |= TX_SELE_HQ; ep_nums++; } if ((ep_cfg >> USB_NORMAL_SIE_EP_SHIFT) & USB_NORMAL_SIE_EP_MASK) { rtlusb->out_queue_sel |= TX_SELE_NQ; ep_nums++; } /* Low queue */ ep_cfg = rtl_read_byte(rtlpriv, (REG_NORMAL_SIE_EP + 2)); if (ep_cfg & USB_NORMAL_SIE_EP_MASK) { rtlusb->out_queue_sel |= TX_SELE_LQ; ep_nums++; } return (rtlusb->out_ep_nums == ep_nums) ? 0 : -EINVAL; }

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static void _TwoOutEpMapping(struct ieee80211_hw *hw, bool bIsChipB, bool bwificfg, struct rtl_ep_map *ep_map) { struct rtl_priv *rtlpriv = rtl_priv(hw); if (bwificfg) { /* for WMM */ RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, "USB Chip-B & WMM Setting.....\n"); ep_map->ep_mapping[RTL_TXQ_BE] = 2; ep_map->ep_mapping[RTL_TXQ_BK] = 3; ep_map->ep_mapping[RTL_TXQ_VI] = 3; ep_map->ep_mapping[RTL_TXQ_VO] = 2; ep_map->ep_mapping[RTL_TXQ_MGT] = 2; ep_map->ep_mapping[RTL_TXQ_BCN] = 2; ep_map->ep_mapping[RTL_TXQ_HI] = 2; } else { /* typical setting */ RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, "USB typical Setting.....\n"); ep_map->ep_mapping[RTL_TXQ_BE] = 3; ep_map->ep_mapping[RTL_TXQ_BK] = 3; ep_map->ep_mapping[RTL_TXQ_VI] = 2; ep_map->ep_mapping[RTL_TXQ_VO] = 2; ep_map->ep_mapping[RTL_TXQ_MGT] = 2; ep_map->ep_mapping[RTL_TXQ_BCN] = 2; ep_map->ep_mapping[RTL_TXQ_HI] = 2; } }

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static void _ThreeOutEpMapping(struct ieee80211_hw *hw, bool bwificfg, struct rtl_ep_map *ep_map) { struct rtl_priv *rtlpriv = rtl_priv(hw); if (bwificfg) { /* for WMM */ RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, "USB 3EP Setting for WMM.....\n"); ep_map->ep_mapping[RTL_TXQ_BE] = 5; ep_map->ep_mapping[RTL_TXQ_BK] = 3; ep_map->ep_mapping[RTL_TXQ_VI] = 3; ep_map->ep_mapping[RTL_TXQ_VO] = 2; ep_map->ep_mapping[RTL_TXQ_MGT] = 2; ep_map->ep_mapping[RTL_TXQ_BCN] = 2; ep_map->ep_mapping[RTL_TXQ_HI] = 2; } else { /* typical setting */ RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, "USB 3EP Setting for typical.....\n"); ep_map->ep_mapping[RTL_TXQ_BE] = 5; ep_map->ep_mapping[RTL_TXQ_BK] = 5; ep_map->ep_mapping[RTL_TXQ_VI] = 3; ep_map->ep_mapping[RTL_TXQ_VO] = 2; ep_map->ep_mapping[RTL_TXQ_MGT] = 2; ep_map->ep_mapping[RTL_TXQ_BCN] = 2; ep_map->ep_mapping[RTL_TXQ_HI] = 2; } }

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static void _OneOutEpMapping(struct ieee80211_hw *hw, struct rtl_ep_map *ep_map) { ep_map->ep_mapping[RTL_TXQ_BE] = 2; ep_map->ep_mapping[RTL_TXQ_BK] = 2; ep_map->ep_mapping[RTL_TXQ_VI] = 2; ep_map->ep_mapping[RTL_TXQ_VO] = 2; ep_map->ep_mapping[RTL_TXQ_MGT] = 2; ep_map->ep_mapping[RTL_TXQ_BCN] = 2; ep_map->ep_mapping[RTL_TXQ_HI] = 2; }

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static int _out_ep_mapping(struct ieee80211_hw *hw) { int err = 0; bool bIsChipN, bwificfg = false; struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); struct rtl_usb_priv *usb_priv = rtl_usbpriv(hw); struct rtl_usb *rtlusb = rtl_usbdev(usb_priv); struct rtl_ep_map *ep_map = &(rtlusb->ep_map); bIsChipN = IS_NORMAL_CHIP(rtlhal->version); switch (rtlusb->out_ep_nums) { case 2: _TwoOutEpMapping(hw, bIsChipN, bwificfg, ep_map); break; case 3: /* Test chip doesn't support three out EPs. */ if (!bIsChipN) { err = -EINVAL; goto err_out; } _ThreeOutEpMapping(hw, bIsChipN, ep_map); break; case 1: _OneOutEpMapping(hw, ep_map); break; default: err = -EINVAL; break; } err_out: return err; }

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/* endpoint mapping */
int rtl8192cu_endpoint_mapping(struct ieee80211_hw *hw) { struct rtl_hal *rtlhal = rtl_hal(rtl_priv(hw)); int error = 0; if (likely(IS_NORMAL_CHIP(rtlhal->version))) error = _ConfigVerNOutEP(hw); else error = _ConfigVerTOutEP(hw); if (error) goto err_out; error = _out_ep_mapping(hw); if (error) goto err_out; err_out: return error; }

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u16 rtl8192cu_mq_to_hwq(__le16 fc, u16 mac80211_queue_index) { u16 hw_queue_index; if (unlikely(ieee80211_is_beacon(fc))) { hw_queue_index = RTL_TXQ_BCN; goto out; } if (ieee80211_is_mgmt(fc)) { hw_queue_index = RTL_TXQ_MGT; goto out; } switch (mac80211_queue_index) { case 0: hw_queue_index = RTL_TXQ_VO; break; case 1: hw_queue_index = RTL_TXQ_VI; break; case 2: hw_queue_index = RTL_TXQ_BE; break; case 3: hw_queue_index = RTL_TXQ_BK; break; default: hw_queue_index = RTL_TXQ_BE; WARN_ONCE(true, "rtl8192cu: QSLT_BE queue, skb_queue:%d\n", mac80211_queue_index); break; } out: return hw_queue_index; }

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static enum rtl_desc_qsel _rtl8192cu_mq_to_descq(struct ieee80211_hw *hw, __le16 fc, u16 mac80211_queue_index) { enum rtl_desc_qsel qsel; struct rtl_priv *rtlpriv = rtl_priv(hw); if (unlikely(ieee80211_is_beacon(fc))) { qsel = QSLT_BEACON; goto out; } if (ieee80211_is_mgmt(fc)) { qsel = QSLT_MGNT; goto out; } switch (mac80211_queue_index) { case 0: /* VO */ qsel = QSLT_VO; RT_TRACE(rtlpriv, COMP_USB, DBG_DMESG, "VO queue, set qsel = 0x%x\n", QSLT_VO); break; case 1: /* VI */ qsel = QSLT_VI; RT_TRACE(rtlpriv, COMP_USB, DBG_DMESG, "VI queue, set qsel = 0x%x\n", QSLT_VI); break; case 3: /* BK */ qsel = QSLT_BK; RT_TRACE(rtlpriv, COMP_USB, DBG_DMESG, "BK queue, set qsel = 0x%x\n", QSLT_BK); break; case 2: /* BE */ default: qsel = QSLT_BE; RT_TRACE(rtlpriv, COMP_USB, DBG_DMESG, "BE queue, set qsel = 0x%x\n", QSLT_BE); break; } out: return qsel; }

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/* =============================================================== */ /*---------------------------------------------------------------------- * * Rx handler * *---------------------------------------------------------------------- */
bool rtl92cu_rx_query_desc(struct ieee80211_hw *hw, struct rtl_stats *stats, struct ieee80211_rx_status *rx_status, u8 *pdesc, struct sk_buff *skb) { struct rx_fwinfo_92c *p_drvinfo; struct rx_desc_92c *p_desc = (struct rx_desc_92c *)pdesc; u32 phystatus = GET_RX_DESC_PHY_STATUS(pdesc); stats->length = (u16) GET_RX_DESC_PKT_LEN(pdesc); stats->rx_drvinfo_size = (u8)GET_RX_DESC_DRVINFO_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); stats->rate = (u8) GET_RX_DESC_RX_MCS(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_RX_HT(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_SWDEC(pdesc)) rx_status->flag |= RX_FLAG_DECRYPTED; if (GET_RX_DESC_BW(pdesc)) rx_status->flag |= RX_FLAG_40MHZ; if (GET_RX_DESC_RX_HT(pdesc)) rx_status->flag |= RX_FLAG_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_92c *)(skb->data + stats->rx_bufshift); rtl92c_translate_rx_signal_stuff(hw, skb, stats, p_desc, p_drvinfo); } /*rx_status->qual = stats->signal; */ rx_status->signal = stats->recvsignalpower + 10; return true; }

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#define RTL_RX_DRV_INFO_UNIT 8
static void _rtl_rx_process(struct ieee80211_hw *hw, struct sk_buff *skb) { struct ieee80211_rx_status *rx_status = (struct ieee80211_rx_status *)IEEE80211_SKB_RXCB(skb); u32 skb_len, pkt_len, drvinfo_len; struct rtl_priv *rtlpriv = rtl_priv(hw); u8 *rxdesc; struct rtl_stats stats = { .signal = 0, .rate = 0, }; struct rx_fwinfo_92c *p_drvinfo; bool bv; __le16 fc; struct ieee80211_hdr *hdr; memset(rx_status, 0, sizeof(*rx_status)); rxdesc = skb->data; skb_len = skb->len; drvinfo_len = (GET_RX_DESC_DRVINFO_SIZE(rxdesc) * RTL_RX_DRV_INFO_UNIT); pkt_len = GET_RX_DESC_PKT_LEN(rxdesc); /* TODO: Error recovery. drop this skb or something. */ WARN_ON(skb_len < (pkt_len + RTL_RX_DESC_SIZE + drvinfo_len)); stats.length = (u16) GET_RX_DESC_PKT_LEN(rxdesc); stats.rx_drvinfo_size = (u8)GET_RX_DESC_DRVINFO_SIZE(rxdesc) * RX_DRV_INFO_SIZE_UNIT; stats.rx_bufshift = (u8) (GET_RX_DESC_SHIFT(rxdesc) & 0x03); stats.icv = (u16) GET_RX_DESC_ICV(rxdesc); stats.crc = (u16) GET_RX_DESC_CRC32(rxdesc); stats.hwerror = (stats.crc | stats.icv); stats.decrypted = !GET_RX_DESC_SWDEC(rxdesc); stats.rate = (u8) GET_RX_DESC_RX_MCS(rxdesc); stats.shortpreamble = (u16) GET_RX_DESC_SPLCP(rxdesc); stats.isampdu = (bool) ((GET_RX_DESC_PAGGR(rxdesc) == 1) && (GET_RX_DESC_FAGGR(rxdesc) == 1)); stats.timestamp_low = GET_RX_DESC_TSFL(rxdesc); stats.rx_is40Mhzpacket = (bool) GET_RX_DESC_BW(rxdesc); stats.is_ht = (bool)GET_RX_DESC_RX_HT(rxdesc); /* TODO: is center_freq changed when doing scan? */ /* TODO: Shall we add protection or just skip those two step? */ rx_status->freq = hw->conf.chandef.chan->center_freq; rx_status->band = hw->conf.chandef.chan->band; if (GET_RX_DESC_CRC32(rxdesc)) rx_status->flag |= RX_FLAG_FAILED_FCS_CRC; if (!GET_RX_DESC_SWDEC(rxdesc)) rx_status->flag |= RX_FLAG_DECRYPTED; if (GET_RX_DESC_BW(rxdesc)) rx_status->flag |= RX_FLAG_40MHZ; if (GET_RX_DESC_RX_HT(rxdesc)) rx_status->flag |= RX_FLAG_HT; /* Data rate */ rx_status->rate_idx = rtlwifi_rate_mapping(hw, stats.is_ht, false, stats.rate); /* There is a phy status after this rx descriptor. */ if (GET_RX_DESC_PHY_STATUS(rxdesc)) { p_drvinfo = (struct rx_fwinfo_92c *)(rxdesc + RTL_RX_DESC_SIZE); rtl92c_translate_rx_signal_stuff(hw, skb, &stats, (struct rx_desc_92c *)rxdesc, p_drvinfo); } skb_pull(skb, (drvinfo_len + RTL_RX_DESC_SIZE)); hdr = (struct ieee80211_hdr *)(skb->data); fc = hdr->frame_control; bv = ieee80211_is_probe_resp(fc); if (bv) RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, "Got probe response frame\n"); if (ieee80211_is_beacon(fc)) RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, "Got beacon frame\n"); if (ieee80211_is_data(fc)) RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, "Got data frame\n"); RT_TRACE(rtlpriv, COMP_INIT, DBG_DMESG, "Fram: fc = 0x%X addr1 = 0x%02X:0x%02X:0x%02X:0x%02X:0x%02X:0x%02X\n", fc, (u32)hdr->addr1[0], (u32)hdr->addr1[1], (u32)hdr->addr1[2], (u32)hdr->addr1[3], (u32)hdr->addr1[4], (u32)hdr->addr1[5]); memcpy(IEEE80211_SKB_RXCB(skb), rx_status, sizeof(*rx_status)); ieee80211_rx(hw, skb); }

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void rtl8192cu_rx_hdl(struct ieee80211_hw *hw, struct sk_buff * skb) { _rtl_rx_process(hw, skb); }

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void rtl8192c_rx_segregate_hdl( struct ieee80211_hw *hw, struct sk_buff *skb, struct sk_buff_head *skb_list) { }

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/*---------------------------------------------------------------------- * * Tx handler * *---------------------------------------------------------------------- */
void rtl8192c_tx_cleanup(struct ieee80211_hw *hw, struct sk_buff *skb) { }

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int rtl8192c_tx_post_hdl(struct ieee80211_hw *hw, struct urb *urb, struct sk_buff *skb) { return 0; }

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struct sk_buff *rtl8192c_tx_aggregate_hdl(struct ieee80211_hw *hw, struct sk_buff_head *list) { return skb_dequeue(list); }

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/*======================================== trx ===============================*/
static void _rtl_fill_usb_tx_desc(u8 *txdesc) { SET_TX_DESC_OWN(txdesc, 1); SET_TX_DESC_LAST_SEG(txdesc, 1); SET_TX_DESC_FIRST_SEG(txdesc, 1); }

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/** * For HW recovery information */
static void _rtl_tx_desc_checksum(u8 *txdesc) { __le16 *ptr = (__le16 *)txdesc; u16 checksum = 0; u32 index; /* Clear first */ SET_TX_DESC_TX_DESC_CHECKSUM(txdesc, 0); for (index = 0; index < 16; index++) checksum = checksum ^ le16_to_cpu(*(ptr + index)); SET_TX_DESC_TX_DESC_CHECKSUM(txdesc, checksum); }

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Larry Finger57.14%150.00%
Total70100.00%2100.00%


void rtl92cu_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 queue_index, struct rtl_tcb_desc *tcb_desc) { struct rtl_priv *rtlpriv = rtl_priv(hw); struct rtl_mac *mac = rtl_mac(rtl_priv(hw)); struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); bool defaultadapter = true; u8 *qc = ieee80211_get_qos_ctl(hdr); u8 tid = qc[0] & IEEE80211_QOS_CTL_TID_MASK; u16 seq_number; __le16 fc = hdr->frame_control; u8 rate_flag = info->control.rates[0].flags; u16 pktlen = skb->len; enum rtl_desc_qsel fw_qsel = _rtl8192cu_mq_to_descq(hw, fc, skb_get_queue_mapping(skb)); u8 *txdesc; seq_number = (le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_SEQ) >> 4; rtl_get_tcb_desc(hw, info, sta, skb, tcb_desc); txdesc = (u8 *)skb_push(skb, RTL_TX_HEADER_SIZE); memset(txdesc, 0, RTL_TX_HEADER_SIZE); SET_TX_DESC_PKT_SIZE(txdesc, pktlen); SET_TX_DESC_LINIP(txdesc, 0); SET_TX_DESC_PKT_OFFSET(txdesc, RTL_DUMMY_OFFSET); SET_TX_DESC_OFFSET(txdesc, RTL_TX_HEADER_SIZE); SET_TX_DESC_TX_RATE(txdesc, tcb_desc->hw_rate); if (tcb_desc->use_shortgi || tcb_desc->use_shortpreamble) SET_TX_DESC_DATA_SHORTGI(txdesc, 1); if (mac->tids[tid].agg.agg_state == RTL_AGG_ON && info->flags & IEEE80211_TX_CTL_AMPDU) { SET_TX_DESC_AGG_ENABLE(txdesc, 1); SET_TX_DESC_MAX_AGG_NUM(txdesc, 0x14); } else { SET_TX_DESC_AGG_BREAK(txdesc, 1); } SET_TX_DESC_SEQ(txdesc, seq_number); SET_TX_DESC_RTS_ENABLE(txdesc, ((tcb_desc->rts_enable && !tcb_desc->cts_enable) ? 1 : 0)); SET_TX_DESC_HW_RTS_ENABLE(txdesc, ((tcb_desc->rts_enable || tcb_desc->cts_enable) ? 1 : 0)); SET_TX_DESC_CTS2SELF(txdesc, ((tcb_desc->cts_enable) ? 1 : 0)); SET_TX_DESC_RTS_STBC(txdesc, ((tcb_desc->rts_stbc) ? 1 : 0)); SET_TX_DESC_RTS_RATE(txdesc, tcb_desc->rts_rate); SET_TX_DESC_RTS_BW(txdesc, 0); SET_TX_DESC_RTS_SC(txdesc, tcb_desc->rts_sc); SET_TX_DESC_RTS_SHORT(txdesc, ((tcb_desc->rts_rate <= DESC_RATE54M) ? (tcb_desc->rts_use_shortpreamble ? 1 : 0) : (tcb_desc->rts_use_shortgi ? 1 : 0))); if (mac->bw_40) { if (rate_flag & IEEE80211_TX_RC_DUP_DATA) { SET_TX_DESC_DATA_BW(txdesc, 1); SET_TX_DESC_DATA_SC(txdesc, 3); } else if(rate_flag & IEEE80211_TX_RC_40_MHZ_WIDTH){ SET_TX_DESC_DATA_BW(txdesc, 1); SET_TX_DESC_DATA_SC(txdesc, mac->cur_40_prime_sc); } else { SET_TX_DESC_DATA_BW(txdesc, 0); SET_TX_DESC_DATA_SC(txdesc, 0); } } else { SET_TX_DESC_DATA_BW(txdesc, 0); SET_TX_DESC_DATA_SC(txdesc, 0); } rcu_read_lock(); sta = ieee80211_find_sta(mac->vif, mac->bssid); if (sta) { u8 ampdu_density = sta->ht_cap.ampdu_density; SET_TX_DESC_AMPDU_DENSITY(txdesc, ampdu_density); } rcu_read_unlock(); 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(txdesc, 0x1); break; case WLAN_CIPHER_SUITE_CCMP: SET_TX_DESC_SEC_TYPE(txdesc, 0x3); break; default: SET_TX_DESC_SEC_TYPE(txdesc, 0x0); break; } } SET_TX_DESC_PKT_ID(txdesc, 0); SET_TX_DESC_QUEUE_SEL(txdesc, fw_qsel); SET_TX_DESC_DATA_RATE_FB_LIMIT(txdesc, 0x1F); SET_TX_DESC_RTS_RATE_FB_LIMIT(txdesc, 0xF); SET_TX_DESC_DISABLE_FB(txdesc, 0); SET_TX_DESC_USE_RATE(txdesc, tcb_desc->use_driver_rate ? 1 : 0); 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_ENABLE(txdesc, 1); SET_TX_DESC_HTC(txdesc, 1); } } if (rtlpriv->dm.useramask) { SET_TX_DESC_RATE_ID(txdesc, tcb_desc->ratr_index); SET_TX_DESC_MACID(txdesc, tcb_desc->mac_id); } else { SET_TX_DESC_RATE_ID(txdesc, 0xC + tcb_desc->ratr_index); SET_TX_DESC_MACID(txdesc, tcb_desc->ratr_index); } if ((!ieee80211_is_data_qos(fc)) && ppsc->leisure_ps && ppsc->fwctrl_lps) { SET_TX_DESC_HWSEQ_EN(txdesc, 1); SET_TX_DESC_PKT_ID(txdesc, 8); if (!defaultadapter) SET_TX_DESC_QOS(txdesc, 1); } if (ieee80211_has_morefrags(fc)) SET_TX_DESC_MORE_FRAG(txdesc, 1); if (is_multicast_ether_addr(ieee80211_get_DA(hdr)) || is_broadcast_ether_addr(ieee80211_get_DA(hdr))) SET_TX_DESC_BMC(txdesc, 1); _rtl_fill_usb_tx_desc(txdesc); _rtl_tx_desc_checksum(txdesc); RT_TRACE(rtlpriv, COMP_SEND, DBG_TRACE, "==>\n"); }

Contributors

PersonTokensPropCommitsCommitProp
George83793.52%220.00%
Chaoming Li273.02%220.00%
Alessio Igor Bogani192.12%110.00%
Larry Finger50.56%220.00%
Thomas Huehn50.56%110.00%
Joe Perches20.22%220.00%
Total895100.00%10100.00%


void rtl92cu_fill_fake_txdesc(struct ieee80211_hw *hw, u8 * pDesc, u32 buffer_len, bool bIsPsPoll) { /* Clear all status */ memset(pDesc, 0, RTL_TX_HEADER_SIZE); SET_TX_DESC_FIRST_SEG(pDesc, 1); /* bFirstSeg; */ SET_TX_DESC_LAST_SEG(pDesc, 1); /* bLastSeg; */ SET_TX_DESC_OFFSET(pDesc, RTL_TX_HEADER_SIZE); /* Offset = 32 */ SET_TX_DESC_PKT_SIZE(pDesc, buffer_len); /* Buffer size + command hdr */ SET_TX_DESC_QUEUE_SEL(pDesc, QSLT_MGNT); /* Fixed queue of Mgnt queue */ /* Set NAVUSEHDR to prevent Ps-poll AId filed to be changed to error * vlaue by Hw. */ if (bIsPsPoll) { SET_TX_DESC_NAV_USE_HDR(pDesc, 1); } else { SET_TX_DESC_HWSEQ_EN(pDesc, 1); /* Hw set sequence number */ SET_TX_DESC_PKT_ID(pDesc, 0x100); /* set bit3 to 1. */ } SET_TX_DESC_USE_RATE(pDesc, 1); /* use data rate which is set by Sw */ SET_TX_DESC_OWN(pDesc, 1); SET_TX_DESC_TX_RATE(pDesc, DESC_RATE1M); _rtl_tx_desc_checksum(pDesc); }

Contributors

PersonTokensPropCommitsCommitProp
George12999.23%150.00%
Larry Finger10.77%150.00%
Total130100.00%2100.00%


void rtl92cu_tx_fill_cmddesc(struct ieee80211_hw *hw, u8 *pdesc, bool firstseg, bool lastseg, struct sk_buff *skb) { struct rtl_priv *rtlpriv = rtl_priv(hw); u8 fw_queue = QSLT_BEACON; struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)(skb->data); __le16 fc = hdr->frame_control; memset((void *)pdesc, 0, RTL_TX_HEADER_SIZE); if (firstseg) SET_TX_DESC_OFFSET(pdesc, RTL_TX_HEADER_SIZE); 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_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(pdesc, 1); SET_TX_DESC_PKT_ID(pdesc, 8); } RT_PRINT_DATA(rtlpriv, COMP_CMD, DBG_LOUD, "H2C Tx Cmd Content", pdesc, RTL_TX_DESC_SIZE); }

Contributors

PersonTokensPropCommitsCommitProp
George22196.51%120.00%
Chaoming Li41.75%120.00%
Joe Perches31.31%240.00%
Larry Finger10.44%120.00%
Total229100.00%5100.00%


bool rtl92cu_cmd_send_packet(struct ieee80211_hw *hw, struct sk_buff *skb) { return true; }

Contributors

PersonTokensPropCommitsCommitProp
George18100.00%1100.00%
Total18100.00%1100.00%


Overall Contributors

PersonTokensPropCommitsCommitProp
George370595.74%27.14%
Larry Finger661.71%1139.29%
Chaoming Li310.80%27.14%
Joe Perches230.59%621.43%
Alessio Igor Bogani190.49%13.57%
Karl Beldan120.31%13.57%
Mark Cave-Ayland60.16%13.57%
Thomas Huehn50.13%13.57%
Jussi Kivilinna10.03%13.57%
Thomas Pedersen10.03%13.57%
Taehee Yoo10.03%13.57%
Total3870100.00%28100.00%
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