Commit e9ac0745 authored by Johannes Berg's avatar Johannes Berg Committed by John W. Linville
Browse files

mac80211: rename bss_conf timestamp to last_tsf 



This value is not really very useful by itself,
yet some drivers (including iwlwifi until I can
figure out what it should do) use it. At least
rename it to "last_tsf" to indicate the meaning
and add a note that it may be really old.

I suspect the value may become useful combined
with the rx_status->mactime, but we don't (yet)
store that value and pass it to the driver.

Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 7b8bcff2

drivers/net/wireless/iwlegacy/common.c

+1 −1
Original line number Diff line number Diff line
@@ -5355,7 +5355,7 @@ il_mac_bss_info_changed(struct ieee80211_hw *hw, struct ieee80211_vif *vif, 
	if (changes & BSS_CHANGED_ASSOC) {

		D_MAC80211("ASSOC %d\n", bss_conf->assoc);

		if (bss_conf->assoc) {

			il->timestamp = bss_conf->timestamp;

			il->timestamp = bss_conf->last_tsf;



			if (!il_is_rfkill(il))

				il->ops->post_associate(il);

drivers/net/wireless/iwlwifi/iwl-agn-rxon.c

+1 −1
Original line number Diff line number Diff line
@@ -822,7 +822,7 @@ void iwlagn_bss_info_changed(struct ieee80211_hw *hw, 


	if (changes & BSS_CHANGED_ASSOC) {

		if (bss_conf->assoc) {

			priv->timestamp = bss_conf->timestamp;

			priv->timestamp = bss_conf->last_tsf;

			ctx->staging.filter_flags |= RXON_FILTER_ASSOC_MSK;

		} else {

			/*

drivers/net/wireless/rt2x00/rt2x00config.c

+1 −1
Original line number Diff line number Diff line
@@ -102,7 +102,7 @@ void rt2x00lib_config_erp(struct rt2x00_dev *rt2x00dev, 


	/* Update the AID, this is needed for dynamic PS support */

	rt2x00dev->aid = bss_conf->assoc ? bss_conf->aid : 0;

	rt2x00dev->last_beacon = bss_conf->timestamp;

	rt2x00dev->last_beacon = bss_conf->last_tsf;



	/* Update global beacon interval time, this is needed for PS support */

	rt2x00dev->beacon_int = bss_conf->beacon_int;

include/net/mac80211.h

+3 −2
Original line number Diff line number Diff line
@@ -229,7 +229,8 @@ enum ieee80211_rssi_event { 
 *	valid in station mode only while @assoc is true and if also

 *	requested by %IEEE80211_HW_NEED_DTIM_PERIOD (cf. also hw conf

 *	@ps_dtim_period)

 * @timestamp: beacon timestamp

 * @last_tsf: last beacon's/probe response's TSF timestamp (could be old

 *	as it may have been received during scanning long ago)

 * @beacon_int: beacon interval

 * @assoc_capability: capabilities taken from assoc resp

 * @basic_rates: bitmap of basic rates, each bit stands for an
@@ -276,7 +277,7 @@ struct ieee80211_bss_conf { 
	u8 dtim_period;

	u16 beacon_int;

	u16 assoc_capability;

	u64 timestamp;

	u64 last_tsf;

	u32 basic_rates;

	int mcast_rate[IEEE80211_NUM_BANDS];

	u16 ht_operation_mode;

net/mac80211/driver-trace.h

+1 −1
Original line number Diff line number Diff line
@@ -296,7 +296,7 @@ TRACE_EVENT(drv_bss_info_changed, 
		__entry->dtimper = info->dtim_period;

		__entry->bcnint = info->beacon_int;

		__entry->assoc_cap = info->assoc_capability;

		__entry->timestamp = info->timestamp;

		__entry->timestamp = info->last_tsf;

		__entry->basic_rates = info->basic_rates;

		__entry->enable_beacon = info->enable_beacon;

		__entry->ht_operation_mode = info->ht_operation_mode;

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