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path: root/drivers/net/wireless/rtlwifi/rtl8192ce/trx.c
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Diffstat (limited to 'drivers/net/wireless/rtlwifi/rtl8192ce/trx.c')
-rw-r--r--drivers/net/wireless/rtlwifi/rtl8192ce/trx.c183
1 files changed, 109 insertions, 74 deletions
diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/trx.c b/drivers/net/wireless/rtlwifi/rtl8192ce/trx.c
index bf5852f..aa2b581 100644
--- a/drivers/net/wireless/rtlwifi/rtl8192ce/trx.c
+++ b/drivers/net/wireless/rtlwifi/rtl8192ce/trx.c
@@ -36,7 +36,7 @@
#include "trx.h"
#include "led.h"
-static enum rtl_desc_qsel _rtl92ce_map_hwqueue_to_fwqueue(u16 fc,
+static enum rtl_desc_qsel _rtl92ce_map_hwqueue_to_fwqueue(__le16 fc,
unsigned int
skb_queue)
{
@@ -245,24 +245,24 @@ static void _rtl92ce_query_rxphystatus(struct ieee80211_hw *hw,
struct rtl_stats *pstats,
struct rx_desc_92c *pdesc,
struct rx_fwinfo_92c *p_drvinfo,
- bool bpacket_match_bssid,
- bool bpacket_toself,
- bool b_packet_beacon)
+ bool packet_match_bssid,
+ bool packet_toself,
+ bool packet_beacon)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct phy_sts_cck_8192s_t *cck_buf;
s8 rx_pwr_all, rx_pwr[4];
- u8 rf_rx_num, evm, pwdb_all;
+ u8 evm, pwdb_all, rf_rx_num = 0;
u8 i, max_spatial_stream;
- u32 rssi, total_rssi;
+ u32 rssi, total_rssi = 0;
bool is_cck_rate;
is_cck_rate = RX_HAL_IS_CCK_RATE(pdesc);
- pstats->b_packet_matchbssid = bpacket_match_bssid;
- pstats->b_packet_toself = bpacket_toself;
- pstats->b_is_cck = is_cck_rate;
- pstats->b_packet_beacon = b_packet_beacon;
- pstats->b_is_cck = is_cck_rate;
+ pstats->packet_matchbssid = packet_match_bssid;
+ pstats->packet_toself = packet_toself;
+ pstats->is_cck = is_cck_rate;
+ pstats->packet_beacon = packet_beacon;
+ pstats->is_cck = is_cck_rate;
pstats->rx_mimo_signalquality[0] = -1;
pstats->rx_mimo_signalquality[1] = -1;
@@ -315,7 +315,7 @@ static void _rtl92ce_query_rxphystatus(struct ieee80211_hw *hw,
pstats->rx_pwdb_all = pwdb_all;
pstats->recvsignalpower = rx_pwr_all;
- if (bpacket_match_bssid) {
+ if (packet_match_bssid) {
u8 sq;
if (pstats->rx_pwdb_all > 40)
sq = 100;
@@ -334,10 +334,10 @@ static void _rtl92ce_query_rxphystatus(struct ieee80211_hw *hw,
pstats->rx_mimo_signalquality[1] = -1;
}
} else {
- rtlpriv->dm.brfpath_rxenable[0] =
- rtlpriv->dm.brfpath_rxenable[1] = true;
+ rtlpriv->dm.rfpath_rxenable[0] =
+ rtlpriv->dm.rfpath_rxenable[1] = true;
for (i = RF90_PATH_A; i < RF90_PATH_MAX; i++) {
- if (rtlpriv->dm.brfpath_rxenable[i])
+ if (rtlpriv->dm.rfpath_rxenable[i])
rf_rx_num++;
rx_pwr[i] =
@@ -347,7 +347,7 @@ static void _rtl92ce_query_rxphystatus(struct ieee80211_hw *hw,
rtlpriv->stats.rx_snr_db[i] =
(long)(p_drvinfo->rxsnr[i] / 2);
- if (bpacket_match_bssid)
+ if (packet_match_bssid)
pstats->rx_mimo_signalstrength[i] = (u8) rssi;
}
@@ -366,7 +366,7 @@ static void _rtl92ce_query_rxphystatus(struct ieee80211_hw *hw,
for (i = 0; i < max_spatial_stream; i++) {
evm = _rtl92c_evm_db_to_percentage(p_drvinfo->rxevm[i]);
- if (bpacket_match_bssid) {
+ if (packet_match_bssid) {
if (i == 0)
pstats->signalquality =
(u8) (evm & 0xff);
@@ -393,7 +393,7 @@ static void _rtl92ce_process_ui_rssi(struct ieee80211_hw *hw,
u8 rfpath;
u32 last_rssi, tmpval;
- if (pstats->b_packet_toself || pstats->b_packet_beacon) {
+ if (pstats->packet_toself || pstats->packet_beacon) {
rtlpriv->stats.rssi_calculate_cnt++;
if (rtlpriv->stats.ui_rssi.total_num++ >=
@@ -421,7 +421,7 @@ static void _rtl92ce_process_ui_rssi(struct ieee80211_hw *hw,
pstats->rssi = rtlpriv->stats.signal_strength;
}
- if (!pstats->b_is_cck && pstats->b_packet_toself) {
+ if (!pstats->is_cck && pstats->packet_toself) {
for (rfpath = RF90_PATH_A; rfpath < rtlphy->num_total_rfpath;
rfpath++) {
@@ -463,7 +463,7 @@ static void _rtl92ce_update_rxsignalstatistics(struct ieee80211_hw *hw,
struct rtl_stats *pstats)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
- int weighting;
+ int weighting = 0;
if (rtlpriv->stats.recv_signal_power == 0)
rtlpriv->stats.recv_signal_power = pstats->recvsignalpower;
@@ -493,7 +493,7 @@ static void _rtl92ce_process_pwdb(struct ieee80211_hw *hw,
rtlpriv->dm.undecorated_smoothed_pwdb;
}
- if (pstats->b_packet_toself || pstats->b_packet_beacon) {
+ if (pstats->packet_toself || pstats->packet_beacon) {
if (undecorated_smoothed_pwdb < 0)
undecorated_smoothed_pwdb = pstats->rx_pwdb_all;
@@ -525,7 +525,7 @@ static void _rtl92ce_process_ui_link_quality(struct ieee80211_hw *hw,
u32 last_evm, n_spatialstream, tmpval;
if (pstats->signalquality != 0) {
- if (pstats->b_packet_toself || pstats->b_packet_beacon) {
+ if (pstats->packet_toself || pstats->packet_beacon) {
if (rtlpriv->stats.ui_link_quality.total_num++ >=
PHY_LINKQUALITY_SLID_WIN_MAX) {
@@ -595,8 +595,8 @@ static void _rtl92ce_process_phyinfo(struct ieee80211_hw *hw,
struct rtl_stats *pcurrent_stats)
{
- if (!pcurrent_stats->b_packet_matchbssid &&
- !pcurrent_stats->b_packet_beacon)
+ if (!pcurrent_stats->packet_matchbssid &&
+ !pcurrent_stats->packet_beacon)
return;
_rtl92ce_process_ui_rssi(hw, pcurrent_stats);
@@ -617,34 +617,36 @@ static void _rtl92ce_translate_rx_signal_stuff(struct ieee80211_hw *hw,
u8 *tmp_buf;
u8 *praddr;
u8 *psaddr;
- u16 fc, type;
- bool b_packet_matchbssid, b_packet_toself, b_packet_beacon;
+ __le16 fc;
+ u16 type, c_fc;
+ bool packet_matchbssid, packet_toself, packet_beacon;
tmp_buf = skb->data + pstats->rx_drvinfo_size + pstats->rx_bufshift;
hdr = (struct ieee80211_hdr *)tmp_buf;
- fc = le16_to_cpu(hdr->frame_control);
+ fc = hdr->frame_control;
+ c_fc = le16_to_cpu(fc);
type = WLAN_FC_GET_TYPE(fc);
praddr = hdr->addr1;
psaddr = hdr->addr2;
- b_packet_matchbssid =
+ packet_matchbssid =
((IEEE80211_FTYPE_CTL != type) &&
(!compare_ether_addr(mac->bssid,
- (fc & IEEE80211_FCTL_TODS) ?
- hdr->addr1 : (fc & IEEE80211_FCTL_FROMDS) ?
+ (c_fc & IEEE80211_FCTL_TODS) ?
+ hdr->addr1 : (c_fc & IEEE80211_FCTL_FROMDS) ?
hdr->addr2 : hdr->addr3)) &&
- (!pstats->b_hwerror) && (!pstats->b_crc) && (!pstats->b_icv));
+ (!pstats->hwerror) && (!pstats->crc) && (!pstats->icv));
- b_packet_toself = b_packet_matchbssid &&
+ packet_toself = packet_matchbssid &&
(!compare_ether_addr(praddr, rtlefuse->dev_addr));
if (ieee80211_is_beacon(fc))
- b_packet_beacon = true;
+ packet_beacon = true;
_rtl92ce_query_rxphystatus(hw, pstats, pdesc, p_drvinfo,
- b_packet_matchbssid, b_packet_toself,
- b_packet_beacon);
+ packet_matchbssid, packet_toself,
+ packet_beacon);
_rtl92ce_process_phyinfo(hw, tmp_buf, pstats);
}
@@ -662,14 +664,14 @@ bool rtl92ce_rx_query_desc(struct ieee80211_hw *hw,
stats->rx_drvinfo_size = (u8) GET_RX_DESC_DRV_INFO_SIZE(pdesc) *
RX_DRV_INFO_SIZE_UNIT;
stats->rx_bufshift = (u8) (GET_RX_DESC_SHIFT(pdesc) & 0x03);
- stats->b_icv = (u16) GET_RX_DESC_ICV(pdesc);
- stats->b_crc = (u16) GET_RX_DESC_CRC32(pdesc);
- stats->b_hwerror = (stats->b_crc | stats->b_icv);
+ 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_RXMCS(pdesc);
- stats->b_shortpreamble = (u16) GET_RX_DESC_SPLCP(pdesc);
- stats->b_isampdu = (bool) (GET_RX_DESC_PAGGR(pdesc) == 1);
- stats->b_isampdu = (bool) ((GET_RX_DESC_PAGGR(pdesc) == 1)
+ stats->shortpreamble = (u16) GET_RX_DESC_SPLCP(pdesc);
+ stats->isampdu = (bool) (GET_RX_DESC_PAGGR(pdesc) == 1);
+ stats->isampdu = (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);
@@ -689,7 +691,7 @@ bool rtl92ce_rx_query_desc(struct ieee80211_hw *hw,
if (GET_RX_DESC_RXHT(pdesc))
rx_status->flag |= RX_FLAG_HT;
- rx_status->flag |= RX_FLAG_TSFT;
+ rx_status->flag |= RX_FLAG_MACTIME_MPDU;
if (stats->decrypted)
rx_status->flag |= RX_FLAG_DECRYPTED;
@@ -727,27 +729,24 @@ void rtl92ce_tx_fill_desc(struct ieee80211_hw *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;
-
- struct ieee80211_sta *sta = ieee80211_find_sta(mac->vif, mac->bssid);
-
+ bool defaultadapter = true;
+ struct ieee80211_sta *sta;
u8 *pdesc = (u8 *) pdesc_tx;
struct rtl_tcb_desc tcb_desc;
u8 *qc = ieee80211_get_qos_ctl(hdr);
u8 tid = qc[0] & IEEE80211_QOS_CTL_TID_MASK;
u16 seq_number;
- u16 fc = le16_to_cpu(hdr->frame_control);
+ __le16 fc = hdr->frame_control;
u8 rate_flag = info->control.rates[0].flags;
enum rtl_desc_qsel fw_qsel =
- _rtl92ce_map_hwqueue_to_fwqueue(le16_to_cpu(hdr->frame_control),
- queue_index);
+ _rtl92ce_map_hwqueue_to_fwqueue(fc, queue_index);
- bool b_firstseg = ((hdr->seq_ctrl &
- cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0);
+ bool firstseg = ((hdr->seq_ctrl &
+ cpu_to_le16(IEEE80211_SCTL_FRAG)) == 0);
- bool b_lastseg = ((hdr->frame_control &
- cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) == 0);
+ bool lastseg = ((hdr->frame_control &
+ cpu_to_le16(IEEE80211_FCTL_MOREFRAGS)) == 0);
dma_addr_t mapping = pci_map_single(rtlpci->pdev,
skb->data, skb->len,
@@ -759,7 +758,7 @@ void rtl92ce_tx_fill_desc(struct ieee80211_hw *hw,
CLEAR_PCI_TX_DESC_CONTENT(pdesc, sizeof(struct tx_desc_92c));
- if (b_firstseg) {
+ if (firstseg) {
SET_TX_DESC_OFFSET(pdesc, USB_HWDESC_HEADER_LEN);
SET_TX_DESC_TX_RATE(pdesc, tcb_desc.hw_rate);
@@ -774,25 +773,25 @@ void rtl92ce_tx_fill_desc(struct ieee80211_hw *hw,
}
SET_TX_DESC_SEQ(pdesc, seq_number);
- SET_TX_DESC_RTS_ENABLE(pdesc, ((tcb_desc.b_rts_enable &&
+ SET_TX_DESC_RTS_ENABLE(pdesc, ((tcb_desc.rts_enable &&
!tcb_desc.
- b_cts_enable) ? 1 : 0));
+ cts_enable) ? 1 : 0));
SET_TX_DESC_HW_RTS_ENABLE(pdesc,
- ((tcb_desc.b_rts_enable
- || tcb_desc.b_cts_enable) ? 1 : 0));
- SET_TX_DESC_CTS2SELF(pdesc, ((tcb_desc.b_cts_enable) ? 1 : 0));
- SET_TX_DESC_RTS_STBC(pdesc, ((tcb_desc.b_rts_stbc) ? 1 : 0));
+ ((tcb_desc.rts_enable
+ || tcb_desc.cts_enable) ? 1 : 0));
+ SET_TX_DESC_CTS2SELF(pdesc, ((tcb_desc.cts_enable) ? 1 : 0));
+ SET_TX_DESC_RTS_STBC(pdesc, ((tcb_desc.rts_stbc) ? 1 : 0));
SET_TX_DESC_RTS_RATE(pdesc, tcb_desc.rts_rate);
SET_TX_DESC_RTS_BW(pdesc, 0);
SET_TX_DESC_RTS_SC(pdesc, tcb_desc.rts_sc);
SET_TX_DESC_RTS_SHORT(pdesc,
((tcb_desc.rts_rate <= DESC92C_RATE54M) ?
- (tcb_desc.b_rts_use_shortpreamble ? 1 : 0)
- : (tcb_desc.b_rts_use_shortgi ? 1 : 0)));
+ (tcb_desc.rts_use_shortpreamble ? 1 : 0)
+ : (tcb_desc.rts_use_shortgi ? 1 : 0)));
if (mac->bw_40) {
- if (tcb_desc.b_packet_bw) {
+ if (tcb_desc.packet_bw) {
SET_TX_DESC_DATA_BW(pdesc, 1);
SET_TX_DESC_TX_SUB_CARRIER(pdesc, 3);
} else {
@@ -811,10 +810,13 @@ void rtl92ce_tx_fill_desc(struct ieee80211_hw *hw,
SET_TX_DESC_LINIP(pdesc, 0);
SET_TX_DESC_PKT_SIZE(pdesc, (u16) skb->len);
+ 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(pdesc, ampdu_density);
}
+ rcu_read_unlock();
if (info->control.hw_key) {
struct ieee80211_key_conf *keyconf =
@@ -854,14 +856,14 @@ void rtl92ce_tx_fill_desc(struct ieee80211_hw *hw,
}
}
- SET_TX_DESC_FIRST_SEG(pdesc, (b_firstseg ? 1 : 0));
- SET_TX_DESC_LAST_SEG(pdesc, (b_lastseg ? 1 : 0));
+ 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, cpu_to_le32(mapping));
- if (rtlpriv->dm.b_useramask) {
+ if (rtlpriv->dm.useramask) {
SET_TX_DESC_RATE_ID(pdesc, tcb_desc.ratr_index);
SET_TX_DESC_MACID(pdesc, tcb_desc.mac_id);
} else {
@@ -869,16 +871,16 @@ void rtl92ce_tx_fill_desc(struct ieee80211_hw *hw,
SET_TX_DESC_MACID(pdesc, tcb_desc.ratr_index);
}
- if ((!ieee80211_is_data_qos(fc)) && ppsc->b_leisure_ps &&
- ppsc->b_fwctrl_lps) {
+ if ((!ieee80211_is_data_qos(fc)) && ppsc->leisure_ps &&
+ ppsc->fwctrl_lps) {
SET_TX_DESC_HWSEQ_EN(pdesc, 1);
SET_TX_DESC_PKT_ID(pdesc, 8);
- if (!b_defaultadapter)
+ if (!defaultadapter)
SET_TX_DESC_QOS(pdesc, 1);
}
- SET_TX_DESC_MORE_FRAG(pdesc, (b_lastseg ? 0 : 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))) {
@@ -889,8 +891,8 @@ void rtl92ce_tx_fill_desc(struct ieee80211_hw *hw,
}
void rtl92ce_tx_fill_cmddesc(struct ieee80211_hw *hw,
- u8 *pdesc, bool b_firstseg,
- bool b_lastseg, struct sk_buff *skb)
+ u8 *pdesc, bool firstseg,
+ bool lastseg, struct sk_buff *skb)
{
struct rtl_priv *rtlpriv = rtl_priv(hw);
struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
@@ -901,11 +903,11 @@ void rtl92ce_tx_fill_cmddesc(struct ieee80211_hw *hw,
PCI_DMA_TODEVICE);
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)(skb->data);
- u16 fc = le16_to_cpu(hdr->frame_control);
+ __le16 fc = hdr->frame_control;
CLEAR_PCI_TX_DESC_CONTENT(pdesc, TX_DESC_SIZE);
- if (b_firstseg)
+ if (firstseg)
SET_TX_DESC_OFFSET(pdesc, USB_HWDESC_HEADER_LEN);
SET_TX_DESC_TX_RATE(pdesc, DESC92C_RATE1M);
@@ -1029,3 +1031,36 @@ void rtl92ce_tx_polling(struct ieee80211_hw *hw, unsigned int hw_queue)
BIT(0) << (hw_queue));
}
}
+
+bool _rtl92c_cmd_send_packet(struct ieee80211_hw *hw,
+ struct sk_buff *skb)
+{
+ struct rtl_priv *rtlpriv = rtl_priv(hw);
+ struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw));
+ struct rtl8192_tx_ring *ring;
+ struct rtl_tx_desc *pdesc;
+ u8 own;
+ unsigned long flags;
+ struct sk_buff *pskb = NULL;
+
+ ring = &rtlpci->tx_ring[BEACON_QUEUE];
+
+ spin_lock_irqsave(&rtlpriv->locks.irq_th_lock, flags);
+
+ pskb = __skb_dequeue(&ring->queue);
+ if (pskb)
+ kfree_skb(pskb);
+
+ pdesc = &ring->desc[0];
+ own = (u8) rtlpriv->cfg->ops->get_desc((u8 *) pdesc, true, HW_DESC_OWN);
+
+ rtlpriv->cfg->ops->fill_tx_cmddesc(hw, (u8 *) pdesc, 1, 1, skb);
+
+ __skb_queue_tail(&ring->queue, skb);
+
+ spin_unlock_irqrestore(&rtlpriv->locks.irq_th_lock, flags);
+
+ rtlpriv->cfg->ops->tx_polling(hw, BEACON_QUEUE);
+
+ return true;
+}
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