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mt76: mt7921: add per-vif counters in ethtool

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Similar to mt7915 driver, add per-vif tx counters in ethtool.

Signed-off-by: Lorenzo Bianconi <lorenzo@kernel.org>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Lorenzo Bianconi 2021-10-19 12:12:32 +02:00 committed by Felix Fietkau
parent fe041bee9c
commit 568a1b516a
1 changed files with 52 additions and 1 deletions
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53
drivers/net/wireless/mediatek/mt76/mt7921/main.c
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@ -902,7 +902,33 @@ static const char mt7921_gstrings_stats[][ETH_GSTRING_LEN] = {
"rx_mpdu_cnt",
"rx_ampdu_cnt",
"rx_ampdu_bytes_cnt",
"rx_ba_cnt"
"rx_ba_cnt",
/* per vif counters */
"v_tx_mode_cck",
"v_tx_mode_ofdm",
"v_tx_mode_ht",
"v_tx_mode_ht_gf",
"v_tx_mode_vht",
"v_tx_mode_he_su",
"v_tx_mode_he_ext_su",
"v_tx_mode_he_tb",
"v_tx_mode_he_mu",
"v_tx_bw_20",
"v_tx_bw_40",
"v_tx_bw_80",
"v_tx_bw_160",
"v_tx_mcs_0",
"v_tx_mcs_1",
"v_tx_mcs_2",
"v_tx_mcs_3",
"v_tx_mcs_4",
"v_tx_mcs_5",
"v_tx_mcs_6",
"v_tx_mcs_7",
"v_tx_mcs_8",
"v_tx_mcs_9",
"v_tx_mcs_10",
"v_tx_mcs_11",
};
static void
@ -922,13 +948,30 @@ mt7921_get_et_sset_count(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
return sset == ETH_SS_STATS ? ARRAY_SIZE(mt7921_gstrings_stats) : 0;
}
static void
mt7921_ethtool_worker(void *wi_data, struct ieee80211_sta *sta)
{
struct mt7921_sta *msta = (struct mt7921_sta *)sta->drv_priv;
struct mt76_ethtool_worker_info *wi = wi_data;
if (msta->vif->mt76.idx != wi->idx)
return;
mt76_ethtool_worker(wi, &msta->stats);
}
static
void mt7921_get_et_stats(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
struct ethtool_stats *stats, u64 *data)
{
struct mt7921_vif *mvif = (struct mt7921_vif *)vif->drv_priv;
struct mt7921_phy *phy = mt7921_hw_phy(hw);
struct mt7921_dev *dev = phy->dev;
struct mib_stats *mib = &phy->mib;
struct mt76_ethtool_worker_info wi = {
.data = data,
.idx = mvif->mt76.idx,
};
int i, ei = 0;
mt7921_mutex_acquire(dev);
@ -967,8 +1010,16 @@ void mt7921_get_et_stats(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
data[ei++] = mib->rx_ampdu_bytes_cnt;
data[ei++] = mib->rx_ba_cnt;
/* Add values for all stations owned by this vif */
wi.initial_stat_idx = ei;
ieee80211_iterate_stations_atomic(hw, mt7921_ethtool_worker, &wi);
mt7921_mutex_release(dev);
if (!wi.sta_count)
return;
ei += wi.worker_stat_count;
if (ei != ARRAY_SIZE(mt7921_gstrings_stats))
dev_err(dev->mt76.dev, "ei: %d SSTATS_LEN: %lu",
ei, ARRAY_SIZE(mt7921_gstrings_stats));