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kernel/drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.c

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// SPDX-License-Identifier: GPL-2.0
/* Copyright(c) 2009-2012 Realtek Corporation.*/
#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;
}
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;
}
static void twooutepmapping(struct ieee80211_hw *hw, bool is_chip8,
bool bwificfg, struct rtl_ep_map *ep_map)
{
struct rtl_usb_priv *usb_priv = rtl_usbpriv(hw);
struct rtl_usb *rtlusb = rtl_usbdev(usb_priv);
struct rtl_priv *rtlpriv = rtl_priv(hw);
if (bwificfg) { /* for WMM */
rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG,
"USB Chip-B & WMM Setting.....\n");
ep_map->ep_mapping[RTL_TXQ_BE] = rtlusb->out_eps[0];
ep_map->ep_mapping[RTL_TXQ_BK] = rtlusb->out_eps[1];
ep_map->ep_mapping[RTL_TXQ_VI] = rtlusb->out_eps[1];
ep_map->ep_mapping[RTL_TXQ_VO] = rtlusb->out_eps[0];
ep_map->ep_mapping[RTL_TXQ_MGT] = rtlusb->out_eps[0];
ep_map->ep_mapping[RTL_TXQ_BCN] = rtlusb->out_eps[0];
ep_map->ep_mapping[RTL_TXQ_HI] = rtlusb->out_eps[0];
} else { /* typical setting */
rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG,
"USB typical Setting.....\n");
ep_map->ep_mapping[RTL_TXQ_BE] = rtlusb->out_eps[1];
ep_map->ep_mapping[RTL_TXQ_BK] = rtlusb->out_eps[1];
ep_map->ep_mapping[RTL_TXQ_VI] = rtlusb->out_eps[0];
ep_map->ep_mapping[RTL_TXQ_VO] = rtlusb->out_eps[0];
ep_map->ep_mapping[RTL_TXQ_MGT] = rtlusb->out_eps[0];
ep_map->ep_mapping[RTL_TXQ_BCN] = rtlusb->out_eps[0];
ep_map->ep_mapping[RTL_TXQ_HI] = rtlusb->out_eps[0];
}
}
static void threeoutepmapping(struct ieee80211_hw *hw, bool bwificfg,
struct rtl_ep_map *ep_map)
{
struct rtl_usb_priv *usb_priv = rtl_usbpriv(hw);
struct rtl_usb *rtlusb = rtl_usbdev(usb_priv);
struct rtl_priv *rtlpriv = rtl_priv(hw);
if (bwificfg) { /* for WMM */
rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG,
"USB 3EP Setting for WMM.....\n");
ep_map->ep_mapping[RTL_TXQ_BE] = rtlusb->out_eps[2];
ep_map->ep_mapping[RTL_TXQ_BK] = rtlusb->out_eps[1];
ep_map->ep_mapping[RTL_TXQ_VI] = rtlusb->out_eps[1];
ep_map->ep_mapping[RTL_TXQ_VO] = rtlusb->out_eps[0];
ep_map->ep_mapping[RTL_TXQ_MGT] = rtlusb->out_eps[0];
ep_map->ep_mapping[RTL_TXQ_BCN] = rtlusb->out_eps[0];
ep_map->ep_mapping[RTL_TXQ_HI] = rtlusb->out_eps[0];
} else { /* typical setting */
rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG,
"USB 3EP Setting for typical.....\n");
ep_map->ep_mapping[RTL_TXQ_BE] = rtlusb->out_eps[2];
ep_map->ep_mapping[RTL_TXQ_BK] = rtlusb->out_eps[2];
ep_map->ep_mapping[RTL_TXQ_VI] = rtlusb->out_eps[1];
ep_map->ep_mapping[RTL_TXQ_VO] = rtlusb->out_eps[0];
ep_map->ep_mapping[RTL_TXQ_MGT] = rtlusb->out_eps[0];
ep_map->ep_mapping[RTL_TXQ_BCN] = rtlusb->out_eps[0];
ep_map->ep_mapping[RTL_TXQ_HI] = rtlusb->out_eps[0];
}
}
static void oneoutepmapping(struct ieee80211_hw *hw, struct rtl_ep_map *ep_map)
{
struct rtl_usb_priv *usb_priv = rtl_usbpriv(hw);
struct rtl_usb *rtlusb = rtl_usbdev(usb_priv);
ep_map->ep_mapping[RTL_TXQ_BE] = rtlusb->out_eps[0];
ep_map->ep_mapping[RTL_TXQ_BK] = rtlusb->out_eps[0];
ep_map->ep_mapping[RTL_TXQ_VI] = rtlusb->out_eps[0];
ep_map->ep_mapping[RTL_TXQ_VO] = rtlusb->out_eps[0];
ep_map->ep_mapping[RTL_TXQ_MGT] = rtlusb->out_eps[0];
ep_map->ep_mapping[RTL_TXQ_BCN] = rtlusb->out_eps[0];
ep_map->ep_mapping[RTL_TXQ_HI] = rtlusb->out_eps[0];
}
static int _out_ep_mapping(struct ieee80211_hw *hw)
{
int err = 0;
bool ischipn, 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);
ischipn = IS_NORMAL_CHIP(rtlhal->version);
switch (rtlusb->out_ep_nums) {
case 2:
twooutepmapping(hw, ischipn, bwificfg, ep_map);
break;
case 3:
/* Test chip doesn't support three out EPs. */
if (!ischipn) {
err = -EINVAL;
goto err_out;
}
threeoutepmapping(hw, ischipn, ep_map);
break;
case 1:
oneoutepmapping(hw, ep_map);
break;
default:
err = -EINVAL;
break;
}
err_out:
return err;
}
/* 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;
}
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;
}
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;
rtl_dbg(rtlpriv, COMP_USB, DBG_DMESG,
"VO queue, set qsel = 0x%x\n", QSLT_VO);
break;
case 1: /* VI */
qsel = QSLT_VI;
rtl_dbg(rtlpriv, COMP_USB, DBG_DMESG,
"VI queue, set qsel = 0x%x\n", QSLT_VI);
break;
case 3: /* BK */
qsel = QSLT_BK;
rtl_dbg(rtlpriv, COMP_USB, DBG_DMESG,
"BK queue, set qsel = 0x%x\n", QSLT_BK);
break;
case 2: /* BE */
default:
qsel = QSLT_BE;
rtl_dbg(rtlpriv, COMP_USB, DBG_DMESG,
"BE queue, set qsel = 0x%x\n", QSLT_BE);
break;
}
out:
return qsel;
}
/* =============================================================== */
/*----------------------------------------------------------------------
*
* Rx handler
*
*---------------------------------------------------------------------- */
bool rtl92cu_rx_query_desc(struct ieee80211_hw *hw,
struct rtl_stats *stats,
struct ieee80211_rx_status *rx_status,
u8 *pdesc8, struct sk_buff *skb)
{
struct rx_fwinfo_92c *p_drvinfo;
struct rx_desc_92c *p_desc = (struct rx_desc_92c *)pdesc8;
__le32 *pdesc = (__le32 *)pdesc8;
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->bw = RATE_INFO_BW_40;
if (get_rx_desc_rx_ht(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_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;
}
#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);
__le32 *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 = (__le32 *)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->bw = RATE_INFO_BW_40;
if (get_rx_desc_rx_ht(rxdesc))
rx_status->encoding = RX_ENC_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 = rtl_get_hdr(skb);
fc = hdr->frame_control;
bv = ieee80211_is_probe_resp(fc);
if (bv)
rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG,
"Got probe response frame\n");
if (ieee80211_is_beacon(fc))
rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG, "Got beacon frame\n");
if (ieee80211_is_data(fc))
rtl_dbg(rtlpriv, COMP_INIT, DBG_DMESG, "Got data frame\n");
rtl_dbg(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]);
ieee80211_rx(hw, skb);
}
void rtl8192cu_rx_hdl(struct ieee80211_hw *hw, struct sk_buff * skb)
{
_rtl_rx_process(hw, skb);
}
/*----------------------------------------------------------------------
*
* Tx handler
*
*---------------------------------------------------------------------- */
void rtl8192c_tx_cleanup(struct ieee80211_hw *hw, struct sk_buff *skb)
{
}
int rtl8192c_tx_post_hdl(struct ieee80211_hw *hw, struct urb *urb,
struct sk_buff *skb)
{
return 0;
}
struct sk_buff *rtl8192c_tx_aggregate_hdl(struct ieee80211_hw *hw,
struct sk_buff_head *list)
{
return skb_dequeue(list);
}
/*======================================== trx ===============================*/
static void _rtl_fill_usb_tx_desc(__le32 *txdesc)
{
set_tx_desc_own(txdesc, 1);
set_tx_desc_last_seg(txdesc, 1);
set_tx_desc_first_seg(txdesc, 1);
}
/*
* For HW recovery information
*/
static void _rtl_tx_desc_checksum(__le32 *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);
}
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));
struct rtl_sta_info *sta_entry;
u8 agg_state = RTL_AGG_STOP;
u8 ampdu_density = 0;
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 *txdesc8;
__le32 *txdesc;
u8 tid;
seq_number = (le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_SEQ) >> 4;
rtl_get_tcb_desc(hw, info, sta, skb, tcb_desc);
txdesc8 = skb_push(skb, RTL_TX_HEADER_SIZE);
txdesc = (__le32 *)txdesc8;
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 (sta) {
sta_entry = (struct rtl_sta_info *)sta->drv_priv;
tid = ieee80211_get_tid(hdr);
agg_state = sta_entry->tids[tid].agg.agg_state;
ampdu_density = sta->deflink.ht_cap.ampdu_density;
}
if (agg_state == RTL_AGG_OPERATIONAL &&
info->flags & IEEE80211_TX_CTL_AMPDU) {
set_tx_desc_agg_enable(txdesc, 1);
set_tx_desc_max_agg_num(txdesc, 0x14);
set_tx_desc_ampdu_density(txdesc, ampdu_density);
tcb_desc->rts_enable = 1;
tcb_desc->rts_rate = DESC_RATE24M;
} 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);
}
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) {
rtl_dbg(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 (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);
rtl_dbg(rtlpriv, COMP_SEND, DBG_TRACE, "==>\n");
}
void rtl92cu_tx_fill_cmddesc(struct ieee80211_hw *hw, u8 *pdesc8,
struct sk_buff *skb)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
u8 fw_queue = QSLT_BEACON;
struct ieee80211_hdr *hdr = rtl_get_hdr(skb);
__le16 fc = hdr->frame_control;
__le32 *pdesc = (__le32 *)pdesc8;
memset((void *)pdesc, 0, RTL_TX_HEADER_SIZE);
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);
}
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