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staging: vt6656: vnt_get_rtscts_duration_le use ieee80211_rts_duration

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use the mac80211 ieee80211_rts_duration for RTS frames.

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Link: https://lore.kernel.org/r/377a4cc3-cfe3-91aa-cf71-1063f311426a@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Malcolm Priestley 2020-05-05 22:13:54 +01:00 committed by Greg Kroah-Hartman
parent d92e699161
commit c5de40e58f
1 changed files with 5 additions and 15 deletions
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20
drivers/staging/vt6656/rxtx.c
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@ -280,28 +280,18 @@ static __le16 vnt_get_rtscts_duration_le(struct vnt_usb_send_context *context,
u8 dur_type, u8 pkt_type, u16 rate)
{
struct vnt_private *priv = context->priv;
u32 cts_time = 0, dur_time = 0;
u32 dur_time = 0;
u32 frame_length = context->frame_len;
u8 need_ack = context->need_ack;
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(context->skb);
switch (dur_type) {
/* fall through */
case RTSDUR_BB:
case RTSDUR_BA:
cts_time = vnt_get_frame_time(priv->preamble_type, pkt_type,
14, priv->top_cck_basic_rate);
dur_time = cts_time + 2 * priv->sifs +
vnt_get_rsvtime(priv, pkt_type,
frame_length, rate, need_ack);
break;
case RTSDUR_AA:
cts_time = vnt_get_frame_time(priv->preamble_type, pkt_type,
14, priv->top_ofdm_basic_rate);
dur_time = cts_time + 2 * priv->sifs +
vnt_get_rsvtime(priv, pkt_type,
frame_length, rate, need_ack);
break;
return ieee80211_rts_duration(priv->hw, priv->vif,
context->frame_len, info);
case CTSDUR_BA:
dur_time = priv->sifs + vnt_get_rsvtime(priv,
pkt_type, frame_length, rate, need_ack);