This makes mac80211 include the low-level MAC timestamp
in the radiotap header.
Signed-off-by: Johannes Berg <johannes@xxxxxxxxxxxxxxxx>
---
net/mac80211/rx.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
--- everything.orig/net/mac80211/rx.c 2007-11-22 23:33:46.058691568 +0100
+++ everything/net/mac80211/rx.c 2007-11-23 11:45:10.422091198 +0100
@@ -82,6 +82,7 @@ ieee80211_rx_monitor(struct ieee80211_lo
int needed_headroom = 0;
struct ieee80211_rtap_hdr {
struct ieee80211_radiotap_header hdr;
+ __le64 tsft;
u8 flags;
u8 rate;
__le16 chan_freq;
@@ -157,7 +158,8 @@ ieee80211_rx_monitor(struct ieee80211_lo
memset(rthdr, 0, sizeof(*rthdr));
rthdr->hdr.it_len = cpu_to_le16(sizeof(*rthdr));
rthdr->hdr.it_present =
- cpu_to_le32((1 << IEEE80211_RADIOTAP_FLAGS) |
+ cpu_to_le32((1 << IEEE80211_RADIOTAP_TSFT) |
+ (1 << IEEE80211_RADIOTAP_FLAGS) |
(1 << IEEE80211_RADIOTAP_RATE) |
(1 << IEEE80211_RADIOTAP_CHANNEL) |
(1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL) |
@@ -165,6 +167,8 @@ ieee80211_rx_monitor(struct ieee80211_lo
rthdr->flags = local->hw.flags & IEEE80211_HW_RX_INCLUDES_FCS ?
IEEE80211_RADIOTAP_F_FCS : 0;
+ rthdr->tsft = cpu_to_le64(status->mactime);
+
/* FIXME: when radiotap gets a 'bad PLCP' flag use it here */
rthdr->rx_flags = 0;
if (status->flag &
-
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