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mac80211: add rx status flag for short preamble

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and use it for the radiotap header

Signed-off-by: Bruno Randolf <br1@einfach.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Bruno Randolf 2008-07-30 17:19:55 +02:00 committed by John W. Linville
parent 63266a6535
commit b4f28bbb9b
2 changed files with 4 additions and 0 deletions
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2
include/net/mac80211.h
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@ -363,6 +363,7 @@ static inline struct ieee80211_tx_info *IEEE80211_SKB_CB(struct sk_buff *skb)
* @RX_FLAG_TSFT: The timestamp passed in the RX status (@mactime field)
* is valid. This is useful in monitor mode and necessary for beacon frames
* to enable IBSS merging.
* @RX_FLAG_SHORTPRE: Short preamble was used for this frame
*/
enum mac80211_rx_flags {
RX_FLAG_MMIC_ERROR = 1<<0,
@ -373,6 +374,7 @@ enum mac80211_rx_flags {
RX_FLAG_FAILED_FCS_CRC = 1<<5,
RX_FLAG_FAILED_PLCP_CRC = 1<<6,
RX_FLAG_TSFT = 1<<7,
RX_FLAG_SHORTPRE = 1<<8
};
/**

2
net/mac80211/rx.c
View File

@ -143,6 +143,8 @@ ieee80211_add_rx_radiotap_header(struct ieee80211_local *local,
/* IEEE80211_RADIOTAP_FLAGS */
if (local->hw.flags & IEEE80211_HW_RX_INCLUDES_FCS)
*pos |= IEEE80211_RADIOTAP_F_FCS;
if (status->flag & RX_FLAG_SHORTPRE)
*pos |= IEEE80211_RADIOTAP_F_SHORTPRE;
pos++;
/* IEEE80211_RADIOTAP_RATE */