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cfg80211: Support assoc-at timer in sta-info 

Report timestamp of when sta became associated.

This is the boottime clock, units are nano-seconds.

Signed-off-by: Ben Greear <greearb@candelatech.com>
Link: https://lore.kernel.org/r/20190809180001.26393-1-greearb@candelatech.com
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Ben Greear 2019-08-09 11:00:00 -07:00 committed by Johannes Berg
parent 62524a5857
commit 6c7a00339e
3 changed files with 6 additions and 0 deletions
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2
include/net/cfg80211.h
View File

@ -1330,6 +1330,7 @@ struct cfg80211_tid_stats {
* indicate the relevant values in this struct for them
* @connected_time: time(in secs) since a station is last connected
* @inactive_time: time since last station activity (tx/rx) in milliseconds
* @assoc_at: bootime (ns) of the last association
* @rx_bytes: bytes (size of MPDUs) received from this station
* @tx_bytes: bytes (size of MPDUs) transmitted to this station
* @llid: mesh local link id
@ -1390,6 +1391,7 @@ struct station_info {
u64 filled;
u32 connected_time;
u32 inactive_time;
u64 assoc_at;
u64 rx_bytes;
u64 tx_bytes;
u16 llid;

3
include/uapi/linux/nl80211.h
View File

@ -3201,6 +3201,8 @@ enum nl80211_sta_bss_param {
* sent to the station (u64, usec)
* @NL80211_STA_INFO_AIRTIME_WEIGHT: current airtime weight for station (u16)
* @NL80211_STA_INFO_AIRTIME_LINK_METRIC: airtime link metric for mesh station
* @NL80211_STA_INFO_ASSOC_AT_BOOTTIME: Timestamp (CLOCK_BOOTTIME, nanoseconds)
* of STA's association
* @__NL80211_STA_INFO_AFTER_LAST: internal
* @NL80211_STA_INFO_MAX: highest possible station info attribute
*/
@ -3247,6 +3249,7 @@ enum nl80211_sta_info {
NL80211_STA_INFO_TX_DURATION,
NL80211_STA_INFO_AIRTIME_WEIGHT,
NL80211_STA_INFO_AIRTIME_LINK_METRIC,
NL80211_STA_INFO_ASSOC_AT_BOOTTIME,
/* keep last */
__NL80211_STA_INFO_AFTER_LAST,

1
net/wireless/nl80211.c
View File

@ -5032,6 +5032,7 @@ static int nl80211_send_station(struct sk_buff *msg, u32 cmd, u32 portid,
PUT_SINFO(CONNECTED_TIME, connected_time, u32);
PUT_SINFO(INACTIVE_TIME, inactive_time, u32);
PUT_SINFO_U64(ASSOC_AT_BOOTTIME, assoc_at);
if (sinfo->filled & (BIT_ULL(NL80211_STA_INFO_RX_BYTES) |
BIT_ULL(NL80211_STA_INFO_RX_BYTES64)) &&