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nl80211: Fetch STA TX/RX duration statistics

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This makes per-STA TX/RX duration statistics available for airtime policy
configuration.

Signed-off-by: Toke Høiland-Jørgensen <toke@toke.dk>
This commit is contained in:
Toke Høiland-Jørgensen 2019-03-20 15:58:52 +01:00 committed by Jouni Malinen
parent 1d6f63854e
commit 58d4c23615
2 changed files with 9 additions and 0 deletions
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1
src/drivers/driver.h
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@ -1759,6 +1759,7 @@ struct hostapd_data;
struct hostap_sta_driver_data {
unsigned long rx_packets, tx_packets;
unsigned long long rx_bytes, tx_bytes;
unsigned long long rx_airtime, tx_airtime;
int bytes_64bit; /* whether 64-bit byte counters are supported */
unsigned long current_tx_rate;
unsigned long current_rx_rate;

8
src/drivers/driver_nl80211.c
View File

@ -6309,6 +6309,8 @@ static int get_sta_handler(struct nl_msg *msg, void *arg)
[NL80211_STA_INFO_TX_BYTES64] = { .type = NLA_U64 },
[NL80211_STA_INFO_SIGNAL] = { .type = NLA_U8 },
[NL80211_STA_INFO_ACK_SIGNAL] = { .type = NLA_U8 },
[NL80211_STA_INFO_RX_DURATION] = { .type = NLA_U64 },
[NL80211_STA_INFO_TX_DURATION] = { .type = NLA_U64 },
};
struct nlattr *rate[NL80211_RATE_INFO_MAX + 1];
static struct nla_policy rate_policy[NL80211_RATE_INFO_MAX + 1] = {
@ -6366,6 +6368,12 @@ static int get_sta_handler(struct nl_msg *msg, void *arg)
if (stats[NL80211_STA_INFO_TX_PACKETS])
data->tx_packets =
nla_get_u32(stats[NL80211_STA_INFO_TX_PACKETS]);
if (stats[NL80211_STA_INFO_RX_DURATION])
data->rx_airtime =
nla_get_u64(stats[NL80211_STA_INFO_RX_DURATION]);
if (stats[NL80211_STA_INFO_TX_DURATION])
data->tx_airtime =
nla_get_u64(stats[NL80211_STA_INFO_TX_DURATION]);
if (stats[NL80211_STA_INFO_TX_FAILED])
data->tx_retry_failed =
nla_get_u32(stats[NL80211_STA_INFO_TX_FAILED]);