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mac80211: remove last_beacon/ave_beacon debugfs files 

These file aren't really useful:
 - if per beacon data is required then you need to use
   radiotap or similar anyway, debugfs won't help much
 - average beacon signal is reported in station info in
   nl80211 and can be looked up with iw

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg 2015-08-28 10:52:52 +02:00
parent c85fb53c4f
commit 8e0d7fe07c
3 changed files with 0 additions and 16 deletions
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12
net/mac80211/debugfs_netdev.c
View File

@ -114,14 +114,6 @@ static ssize_t ieee80211_if_fmt_##name( \
return scnprintf(buf, buflen, "%pM\n", sdata->field); \
}
#define IEEE80211_IF_FMT_DEC_DIV_16(name, field) \
static ssize_t ieee80211_if_fmt_##name( \
const struct ieee80211_sub_if_data *sdata, \
char *buf, int buflen) \
{ \
return scnprintf(buf, buflen, "%d\n", sdata->field / 16); \
}
#define IEEE80211_IF_FMT_JIFFIES_TO_MS(name, field) \
static ssize_t ieee80211_if_fmt_##name( \
const struct ieee80211_sub_if_data *sdata, \
@ -247,8 +239,6 @@ IEEE80211_IF_FILE_R(hw_queues);
/* STA attributes */
IEEE80211_IF_FILE(bssid, u.mgd.bssid, MAC);
IEEE80211_IF_FILE(aid, u.mgd.aid, DEC);
IEEE80211_IF_FILE(last_beacon, u.mgd.last_beacon_signal, DEC);
IEEE80211_IF_FILE(ave_beacon, u.mgd.ave_beacon_signal, DEC_DIV_16);
IEEE80211_IF_FILE(beacon_timeout, u.mgd.beacon_timeout, JIFFIES_TO_MS);
static int ieee80211_set_smps(struct ieee80211_sub_if_data *sdata,
@ -634,8 +624,6 @@ static void add_sta_files(struct ieee80211_sub_if_data *sdata)
{
DEBUGFS_ADD(bssid);
DEBUGFS_ADD(aid);
DEBUGFS_ADD(last_beacon);
DEBUGFS_ADD(ave_beacon);
DEBUGFS_ADD(beacon_timeout);
DEBUGFS_ADD_MODE(smps, 0600);
DEBUGFS_ADD_MODE(tkip_mic_test, 0200);

3
net/mac80211/ieee80211_i.h
View File

@ -490,9 +490,6 @@ struct ieee80211_if_managed {
s16 p2p_noa_index;
/* Signal strength from the last Beacon frame in the current BSS. */
int last_beacon_signal;
/*
* Weighted average of the signal strength from Beacon frames in the
* current BSS. This is in units of 1/16 of the signal unit to maintain

1
net/mac80211/mlme.c
View File

@ -3364,7 +3364,6 @@ static void ieee80211_rx_mgmt_beacon(struct ieee80211_sub_if_data *sdata,
bssid = ifmgd->associated->bssid;
/* Track average RSSI from the Beacon frames of the current AP */
ifmgd->last_beacon_signal = rx_status->signal;
if (ifmgd->flags & IEEE80211_STA_RESET_SIGNAL_AVE) {
ifmgd->flags &= ~IEEE80211_STA_RESET_SIGNAL_AVE;
ifmgd->ave_beacon_signal = rx_status->signal * 16;