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Commit 9a03d6d7 authored by Johannes Berg's avatar Johannes Berg Committed by John W. Linville
Browse files

mac80211: calculate wstats_flags on the fly 



Just to make wext.c more self-contained.

Signed-off-by: default avatarJohannes Berg <johannes@sipsolutions.net>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 00d3f14c

net/mac80211/ieee80211_i.h

+0 −1
Original line number Diff line number Diff line
@@ -592,7 +592,6 @@ struct ieee80211_local { 
	int fif_fcsfail, fif_plcpfail, fif_control, fif_other_bss;

	unsigned int filter_flags; /* FIF_* */

	struct iw_statistics wstats;

	u8 wstats_flags;

	bool tim_in_locked_section; /* see ieee80211_beacon_get() */

	int tx_headroom; /* required headroom for hardware/radiotap */

net/mac80211/main.c

+0 −8
Original line number Diff line number Diff line
@@ -905,14 +905,6 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) 


	local->hw.conf.listen_interval = local->hw.max_listen_interval;



	local->wstats_flags |= local->hw.flags & (IEEE80211_HW_SIGNAL_UNSPEC |

						  IEEE80211_HW_SIGNAL_DBM) ?

			       IW_QUAL_QUAL_UPDATED : IW_QUAL_QUAL_INVALID;

	local->wstats_flags |= local->hw.flags & IEEE80211_HW_NOISE_DBM ?

			       IW_QUAL_NOISE_UPDATED : IW_QUAL_NOISE_INVALID;

	if (local->hw.flags & IEEE80211_HW_SIGNAL_DBM)

		local->wstats_flags |= IW_QUAL_DBM;



	result = sta_info_start(local);

	if (result < 0)

		goto fail_sta_info;

net/mac80211/wext.c

+18 −3
Original line number Diff line number Diff line
@@ -145,6 +145,21 @@ static int ieee80211_ioctl_siwgenie(struct net_device *dev, 
	return -EOPNOTSUPP;

}



static u8 ieee80211_get_wstats_flags(struct ieee80211_local *local)

{

	u8 wstats_flags = 0;



	wstats_flags |= local->hw.flags & (IEEE80211_HW_SIGNAL_UNSPEC |

					   IEEE80211_HW_SIGNAL_DBM) ?

				IW_QUAL_QUAL_UPDATED : IW_QUAL_QUAL_INVALID;

	wstats_flags |= local->hw.flags & IEEE80211_HW_NOISE_DBM ?

				IW_QUAL_NOISE_UPDATED : IW_QUAL_NOISE_INVALID;

	if (local->hw.flags & IEEE80211_HW_SIGNAL_DBM)

		wstats_flags |= IW_QUAL_DBM;



	return wstats_flags;

}



static int ieee80211_ioctl_giwrange(struct net_device *dev,

				 struct iw_request_info *info,

				 struct iw_point *data, char *extra)
@@ -187,13 +202,13 @@ static int ieee80211_ioctl_giwrange(struct net_device *dev, 
		range->max_qual.noise = 0;



	range->max_qual.qual = 100;

	range->max_qual.updated = local->wstats_flags;

	range->max_qual.updated = ieee80211_get_wstats_flags(local);



	range->avg_qual.qual = 50;

	/* not always true but better than nothing */

	range->avg_qual.level = range->max_qual.level / 2;

	range->avg_qual.noise = range->max_qual.noise / 2;

	range->avg_qual.updated = local->wstats_flags;

	range->avg_qual.updated = ieee80211_get_wstats_flags(local);



	range->enc_capa = IW_ENC_CAPA_WPA | IW_ENC_CAPA_WPA2 |

			  IW_ENC_CAPA_CIPHER_TKIP | IW_ENC_CAPA_CIPHER_CCMP;
@@ -979,7 +994,7 @@ static struct iw_statistics *ieee80211_get_wireless_stats(struct net_device *dev 
		wstats->qual.level = sta->last_signal;

		wstats->qual.qual = sta->last_qual;

		wstats->qual.noise = sta->last_noise;

		wstats->qual.updated = local->wstats_flags;

		wstats->qual.updated = ieee80211_get_wstats_flags(local);

	}



	rcu_read_unlock();