From: Ben Greear <greearb@xxxxxxxxxxxxxxx>
The tx status callback is not called for every frame, so
those specific counters under-count, but at least they give
some idea of what is going on.
Signed-off-by: Ben Greear <greearb@xxxxxxxxxxxxxxx>
---
.../net/wireless/mediatek/mt76/mt7915/main.c | 90 +++++++++++++++++--
1 file changed, 85 insertions(+), 5 deletions(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/main.c b/drivers/net/wireless/mediatek/mt76/mt7915/main.c
index 994f84e9d7aa..f540b85d7108 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/main.c
@@ -1068,6 +1068,32 @@ static const char mt7915_gstrings_stats[][ETH_GSTRING_LEN] = {
"tx_msdu_pack_6",
"tx_msdu_pack_7",
"tx_msdu_pack_8",
+ /* 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",
};
#define MT7915_SSTATS_LEN ARRAY_SIZE(mt7915_gstrings_stats)
@@ -1093,6 +1119,47 @@ int mt7915_get_et_sset_count(struct ieee80211_hw *hw,
return 0;
}
+struct mt7915_ethtool_worker_info {
+ u64 *data;
+ struct mt7915_vif *mvif;
+ int initial_stat_idx;
+ int worker_stat_count;
+ int sta_count;
+};
+
+static void mt7915_ethtool_worker(void *wi_data, struct ieee80211_sta *sta)
+{
+ struct mt7915_ethtool_worker_info *wi = wi_data;
+ struct mt7915_sta *msta = (struct mt7915_sta *)sta->drv_priv;
+ int ei = wi->initial_stat_idx;
+ int q;
+ u64 *data = wi->data;
+ struct mt7915_sta_stats *mstats = &msta->stats;
+
+ if (msta->vif != wi->mvif)
+ return;
+
+ wi->sta_count++;
+
+ data[ei++] += mstats->tx_mode[MT_PHY_TYPE_CCK];
+ data[ei++] += mstats->tx_mode[MT_PHY_TYPE_OFDM];
+ data[ei++] += mstats->tx_mode[MT_PHY_TYPE_HT];
+ data[ei++] += mstats->tx_mode[MT_PHY_TYPE_HT_GF];
+ data[ei++] += mstats->tx_mode[MT_PHY_TYPE_VHT];
+ data[ei++] += mstats->tx_mode[MT_PHY_TYPE_HE_SU];
+ data[ei++] += mstats->tx_mode[MT_PHY_TYPE_HE_EXT_SU];
+ data[ei++] += mstats->tx_mode[MT_PHY_TYPE_HE_TB];
+ data[ei++] += mstats->tx_mode[MT_PHY_TYPE_HE_MU];
+
+ for (q = 0; q < ARRAY_SIZE(mstats->tx_bw); q++)
+ data[ei++] += mstats->tx_bw[q];
+
+ for (q = 0; q < 12; q++)
+ data[ei++] += mstats->tx_mcs[q];
+
+ wi->worker_stat_count = ei - wi->initial_stat_idx;
+}
+
static
void mt7915_get_et_stats(struct ieee80211_hw *hw,
struct ieee80211_vif *vif,
@@ -1100,10 +1167,8 @@ void mt7915_get_et_stats(struct ieee80211_hw *hw,
{
struct mt7915_dev *dev = mt7915_hw_dev(hw);
struct mt7915_phy *phy = mt7915_hw_phy(hw);
-
- /* TODO: These are mostly dev-wide stats at this point.
- * Get some per-vif stats?
- */
+ struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
+ struct mt7915_ethtool_worker_info wi;
/* See mt7915_ampdu_stat_read_phy, etc */
bool ext_phy = phy != &dev->phy;
@@ -1161,7 +1226,22 @@ void mt7915_get_et_stats(struct ieee80211_hw *hw,
for (i = 0; i < 8; i++)
data[ei++] = mt76_rr(dev, MT_PLE_AMSDU_PACK_MSDU_CNT(i));
- WARN_ON(ei != MT7915_SSTATS_LEN);
+ /* Add values for all stations owned by this vif */
+ wi.data = data;
+ wi.mvif = mvif;
+ wi.initial_stat_idx = ei;
+ wi.worker_stat_count = 0;
+ wi.sta_count = 0;
+
+ ieee80211_iterate_stations_atomic(hw, mt7915_ethtool_worker, &wi);
+
+ if (wi.sta_count == 0)
+ return;
+
+ ei += wi.worker_stat_count;
+ if (ei != MT7915_SSTATS_LEN)
+ dev_err(dev->mt76.dev, "ei: %d MT7915_SSTATS_LEN: %d",
+ ei, (int)MT7915_SSTATS_LEN);
}
const struct ieee80211_ops mt7915_ops = {
--
2.20.1
