Commit a3ffee47 authored by Thomas Pedersen's avatar Thomas Pedersen Committed by Johannes Berg

mac80211_hwsim: write TSF timestamp correctly to S1G beacon

S1G beacons are different from normal management beacons, so write
the timestamp to the correct location there.
Signed-off-by: default avatarThomas Pedersen <thomas@adapt-ip.com>
Link: https://lore.kernel.org/r/20200922022818.15855-17-thomas@adapt-ip.com
[rewrite commit message that was not useful after patch reordering]
Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent 58ef7c1b
......@@ -1687,9 +1687,19 @@ static void mac80211_hwsim_beacon_tx(void *arg, u8 *mac,
mgmt = (struct ieee80211_mgmt *) skb->data;
/* fake header transmission time */
data->abs_bcn_ts = mac80211_hwsim_get_tsf_raw();
mgmt->u.beacon.timestamp = cpu_to_le64(data->abs_bcn_ts +
data->tsf_offset +
24 * 8 * 10 / txrate->bitrate);
if (ieee80211_is_s1g_beacon(mgmt->frame_control)) {
struct ieee80211_ext *ext = (void *) mgmt;
ext->u.s1g_beacon.timestamp = cpu_to_le32(data->abs_bcn_ts +
data->tsf_offset +
10 * 8 * 10 /
txrate->bitrate);
} else {
mgmt->u.beacon.timestamp = cpu_to_le64(data->abs_bcn_ts +
data->tsf_offset +
24 * 8 * 10 /
txrate->bitrate);
}
mac80211_hwsim_tx_frame(hw, skb,
rcu_dereference(vif->chanctx_conf)->def.chan);
......
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