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path: root/drivers/net/wireless/rtl818x/rtl8187/dev.c
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Diffstat (limited to 'drivers/net/wireless/rtl818x/rtl8187/dev.c')
-rw-r--r--drivers/net/wireless/rtl818x/rtl8187/dev.c11
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/net/wireless/rtl818x/rtl8187/dev.c b/drivers/net/wireless/rtl818x/rtl8187/dev.c
index 0ca17cda48fa..629ad8cfa17b 100644
--- a/drivers/net/wireless/rtl818x/rtl8187/dev.c
+++ b/drivers/net/wireless/rtl818x/rtl8187/dev.c
@@ -253,14 +253,21 @@ static void rtl8187_tx(struct ieee80211_hw *dev,
flags |= ieee80211_get_tx_rate(dev, info)->hw_value << 24;
if (ieee80211_has_morefrags(tx_hdr->frame_control))
flags |= RTL818X_TX_DESC_FLAG_MOREFRAG;
+
+ /* HW will perform RTS-CTS when only RTS flags is set.
+ * HW will perform CTS-to-self when both RTS and CTS flags are set.
+ * RTS rate and RTS duration will be used also for CTS-to-self.
+ */
if (info->control.rates[0].flags & IEEE80211_TX_RC_USE_RTS_CTS) {
flags |= RTL818X_TX_DESC_FLAG_RTS;
flags |= ieee80211_get_rts_cts_rate(dev, info)->hw_value << 19;
rts_dur = ieee80211_rts_duration(dev, priv->vif,
skb->len, info);
} else if (info->control.rates[0].flags & IEEE80211_TX_RC_USE_CTS_PROTECT) {
- flags |= RTL818X_TX_DESC_FLAG_CTS;
+ flags |= RTL818X_TX_DESC_FLAG_RTS | RTL818X_TX_DESC_FLAG_CTS;
flags |= ieee80211_get_rts_cts_rate(dev, info)->hw_value << 19;
+ rts_dur = ieee80211_ctstoself_duration(dev, priv->vif,
+ skb->len, info);
}
if (info->flags & IEEE80211_TX_CTL_ASSIGN_SEQ) {
@@ -381,6 +388,8 @@ static void rtl8187_rx_cb(struct urb *urb)
rx_status.freq = dev->conf.chandef.chan->center_freq;
rx_status.band = dev->conf.chandef.chan->band;
rx_status.flag |= RX_FLAG_MACTIME_START;
+ if (flags & RTL818X_RX_DESC_FLAG_SPLCP)
+ rx_status.flag |= RX_FLAG_SHORTPRE;
if (flags & RTL818X_RX_DESC_FLAG_CRC32_ERR)
rx_status.flag |= RX_FLAG_FAILED_FCS_CRC;
memcpy(IEEE80211_SKB_RXCB(skb), &rx_status, sizeof(rx_status));