From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from mail30g.wh2.ocn.ne.jp ([220.111.41.239]:16990 "HELO mail30g.wh2.ocn.ne.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with SMTP id S1751260AbYG3PUN (ORCPT ); Wed, 30 Jul 2008 11:20:13 -0400 From: Bruno Randolf Subject: [PATCH 1/3] mac80211: add rx status flag for short preamble To: tomas.winkler@intel.com Cc: linux-wireless@vger.kernel.org, linville@tuxdriver.com Date: Wed, 30 Jul 2008 17:19:55 +0200 Message-ID: <20080730151955.24487.76871.stgit@void> (sfid-20080730_172016_998736_9B4D4AF5) MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Sender: linux-wireless-owner@vger.kernel.org List-ID: and use it for the radiotap header Signed-off-by: Bruno Randolf --- include/net/mac80211.h | 2 ++ net/mac80211/rx.c | 2 ++ 2 files changed, 4 insertions(+), 0 deletions(-) diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 24a69f6..2d01a75 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -367,6 +367,7 @@ 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, @@ -377,6 +378,7 @@ 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 }; /** diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index 6d9ae67..254462f 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -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 */