From: Ben Greear <greearb@xxxxxxxxxxxxxxx>
These counters are clear-on-read, so we need to accumulate
them in the update_stats poll logic, and read the accumulated
values instead of directly doing register reads when reporting
to debugfs and ethtool stats.
Signed-off-by: Ben Greear <greearb@xxxxxxxxxxxxxxx>
---
.../wireless/mediatek/mt76/mt7915/debugfs.c | 59 +++++++++----------
.../net/wireless/mediatek/mt76/mt7915/mac.c | 32 +++++++++-
.../net/wireless/mediatek/mt76/mt7915/main.c | 44 ++++++--------
.../wireless/mediatek/mt76/mt7915/mt7915.h | 19 ++++++
4 files changed, 94 insertions(+), 60 deletions(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c b/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c
index 1a48b09d0cb7..91664ac63a8d 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/debugfs.c
@@ -146,56 +146,51 @@ mt7915_ampdu_stat_read_phy(struct mt7915_phy *phy,
static void
mt7915_txbf_stat_read_phy(struct mt7915_phy *phy, struct seq_file *s)
{
- struct mt7915_dev *dev = s->private;
- bool ext_phy = phy != &dev->phy;
static const char * const bw[] = {
"BW20", "BW40", "BW80", "BW160"
};
- int cnt;
+ struct mib_stats *mib;
if (!phy)
return;
+ mib = &phy->mib;
+
/* Tx Beamformer monitor */
seq_puts(s, "\nTx Beamformer applied PPDU counts: ");
- cnt = mt76_rr(dev, MT_ETBF_TX_APP_CNT(ext_phy));
- seq_printf(s, "iBF: %ld, eBF: %ld\n",
- FIELD_GET(MT_ETBF_TX_IBF_CNT, cnt),
- FIELD_GET(MT_ETBF_TX_EBF_CNT, cnt));
+ seq_printf(s, "iBF: %d, eBF: %d\n",
+ mib->tx_bf_ibf_ppdu_cnt,
+ mib->tx_bf_ebf_ppdu_cnt);
/* Tx Beamformer Rx feedback monitor */
seq_puts(s, "Tx Beamformer Rx feedback statistics: ");
- cnt = mt76_rr(dev, MT_ETBF_RX_FB_CNT(ext_phy));
- seq_printf(s, "All: %ld, HE: %ld, VHT: %ld, HT: %ld, ",
- FIELD_GET(MT_ETBF_RX_FB_ALL, cnt),
- FIELD_GET(MT_ETBF_RX_FB_HE, cnt),
- FIELD_GET(MT_ETBF_RX_FB_VHT, cnt),
- FIELD_GET(MT_ETBF_RX_FB_HT, cnt));
- cnt = mt76_rr(dev, MT_ETBF_RX_FB_CONT(ext_phy));
- seq_printf(s, "%s, NC: %ld, NR: %ld\n",
- bw[FIELD_GET(MT_ETBF_RX_FB_BW, cnt)],
- FIELD_GET(MT_ETBF_RX_FB_NC, cnt),
- FIELD_GET(MT_ETBF_RX_FB_NR, cnt));
+ seq_printf(s, "All: %d, HE: %d, VHT: %d, HT: %d, ",
+ mib->tx_bf_rx_fb_all_cnt,
+ mib->tx_bf_rx_fb_he_cnt,
+ mib->tx_bf_rx_fb_vht_cnt,
+ mib->tx_bf_rx_fb_ht_cnt);
+
+ seq_printf(s, "%s, NC: %d, NR: %d\n",
+ bw[mib->tx_bf_rx_fb_bw],
+ mib->tx_bf_rx_fb_nc_cnt,
+ mib->tx_bf_rx_fb_nr_cnt);
/* Tx Beamformee Rx NDPA & Tx feedback report */
- cnt = mt76_rr(dev, MT_ETBF_TX_NDP_BFRP(ext_phy));
- seq_printf(s, "Tx Beamformee successful feedback frames: %ld\n",
- FIELD_GET(MT_ETBF_TX_FB_CPL, cnt));
- seq_printf(s, "Tx Beamformee feedback triggered counts: %ld\n",
- FIELD_GET(MT_ETBF_TX_FB_TRI, cnt));
+ seq_printf(s, "Tx Beamformee successful feedback frames: %d\n",
+ mib->tx_bf_fb_cpl_cnt);
+ seq_printf(s, "Tx Beamformee feedback triggered counts: %d\n",
+ mib->tx_bf_fb_trig_cnt);
/* Tx SU & MU counters */
- cnt = mt76_rr(dev, MT_MIB_SDR34(ext_phy));
- seq_printf(s, "Tx multi-user Beamforming counts: %ld\n",
- FIELD_GET(MT_MIB_MU_BF_TX_CNT, cnt));
- cnt = mt76_rr(dev, MT_MIB_DR8(ext_phy));
- seq_printf(s, "Tx multi-user MPDU counts: %d\n", cnt);
- cnt = mt76_rr(dev, MT_MIB_DR9(ext_phy));
- seq_printf(s, "Tx multi-user successful MPDU counts: %d\n", cnt);
- cnt = mt76_rr(dev, MT_MIB_DR11(ext_phy));
- seq_printf(s, "Tx single-user successful MPDU counts: %d\n", cnt);
+ seq_printf(s, "Tx multi-user Beamforming counts: %d\n",
+ mib->tx_bf_cnt);
+ seq_printf(s, "Tx multi-user MPDU counts: %d\n", mib->tx_mu_mpdu_cnt);
+ seq_printf(s, "Tx multi-user successful MPDU counts: %d\n",
+ mib->tx_mu_acked_mpdu_cnt);
+ seq_printf(s, "Tx single-user successful MPDU counts: %d\n",
+ mib->tx_su_acked_mpdu_cnt);
seq_puts(s, "\n");
}
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c
index a17b02613bd2..af61cc14100e 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c
@@ -1883,10 +1883,40 @@ mt7915_mac_update_stats(struct mt7915_phy *phy)
struct mt7915_dev *dev = phy->dev;
struct mib_stats *mib = &phy->mib;
bool ext_phy = phy != &dev->phy;
- int i, aggr0, aggr1;
+ int i, aggr0, aggr1, cnt;
mib->fcs_err_cnt += mt76_get_field(dev, MT_MIB_SDR3(ext_phy),
MT_MIB_SDR3_FCS_ERR_MASK);
+ cnt = mt76_rr(dev, MT_MIB_SDR34(ext_phy));
+ mib->tx_bf_cnt += FIELD_GET(MT_MIB_MU_BF_TX_CNT, cnt);
+
+ cnt = mt76_rr(dev, MT_MIB_DR8(ext_phy));
+ mib->tx_mu_mpdu_cnt += cnt;
+
+ cnt = mt76_rr(dev, MT_MIB_DR9(ext_phy));
+ mib->tx_mu_acked_mpdu_cnt += cnt;
+
+ cnt = mt76_rr(dev, MT_MIB_DR11(ext_phy));
+ mib->tx_su_acked_mpdu_cnt += cnt;
+
+ cnt = mt76_rr(dev, MT_ETBF_TX_APP_CNT(ext_phy));
+ mib->tx_bf_ibf_ppdu_cnt += FIELD_GET(MT_ETBF_TX_IBF_CNT, cnt);
+ mib->tx_bf_ebf_ppdu_cnt += FIELD_GET(MT_ETBF_TX_EBF_CNT, cnt);
+
+ cnt = mt76_rr(dev, MT_ETBF_RX_FB_CNT(ext_phy));
+ mib->tx_bf_rx_fb_all_cnt += FIELD_GET(MT_ETBF_RX_FB_ALL, cnt);
+ mib->tx_bf_rx_fb_he_cnt += FIELD_GET(MT_ETBF_RX_FB_HE, cnt);
+ mib->tx_bf_rx_fb_vht_cnt += FIELD_GET(MT_ETBF_RX_FB_VHT, cnt);
+ mib->tx_bf_rx_fb_ht_cnt += FIELD_GET(MT_ETBF_RX_FB_HT, cnt);
+
+ cnt = mt76_rr(dev, MT_ETBF_RX_FB_CONT(ext_phy));
+ mib->tx_bf_rx_fb_bw = FIELD_GET(MT_ETBF_RX_FB_BW, cnt);
+ mib->tx_bf_rx_fb_nc_cnt += FIELD_GET(MT_ETBF_RX_FB_NC, cnt);
+ mib->tx_bf_rx_fb_nr_cnt += FIELD_GET(MT_ETBF_RX_FB_NR, cnt);
+
+ cnt = mt76_rr(dev, MT_ETBF_TX_NDP_BFRP(ext_phy));
+ mib->tx_bf_fb_cpl_cnt += FIELD_GET(MT_ETBF_TX_FB_CPL, cnt);
+ mib->tx_bf_fb_trig_cnt += FIELD_GET(MT_ETBF_TX_FB_TRI, cnt);
aggr0 = ext_phy ? ARRAY_SIZE(dev->mt76.aggr_stats) / 2 : 0;
for (i = 0, aggr1 = aggr0 + 4; i < 4; i++) {
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/main.c b/drivers/net/wireless/mediatek/mt76/mt7915/main.c
index f540b85d7108..3c80bee2dab2 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/main.c
@@ -1169,10 +1169,11 @@ void mt7915_get_et_stats(struct ieee80211_hw *hw,
struct mt7915_phy *phy = mt7915_hw_phy(hw);
struct mt7915_vif *mvif = (struct mt7915_vif *)vif->drv_priv;
struct mt7915_ethtool_worker_info wi;
+ struct mib_stats *mib = &phy->mib;
/* See mt7915_ampdu_stat_read_phy, etc */
bool ext_phy = phy != &dev->phy;
- int i, n, cnt;
+ int i, n;
int ei = 0;
if (!phy)
@@ -1186,39 +1187,28 @@ void mt7915_get_et_stats(struct ieee80211_hw *hw,
data[ei++] = phy->mib.ba_miss_cnt;
/* Tx Beamformer monitor */
- cnt = mt76_rr(dev, MT_ETBF_TX_APP_CNT(ext_phy));
- data[ei++] = FIELD_GET(MT_ETBF_TX_IBF_CNT, cnt);
- data[ei++] = FIELD_GET(MT_ETBF_TX_EBF_CNT, cnt);
+ data[ei++] = mib->tx_bf_ibf_ppdu_cnt;
+ data[ei++] = mib->tx_bf_ebf_ppdu_cnt;
/* Tx Beamformer Rx feedback monitor */
- cnt = mt76_rr(dev, MT_ETBF_RX_FB_CNT(ext_phy));
- data[ei++] = FIELD_GET(MT_ETBF_RX_FB_ALL, cnt);
- data[ei++] = FIELD_GET(MT_ETBF_RX_FB_HE, cnt);
- data[ei++] = FIELD_GET(MT_ETBF_RX_FB_VHT, cnt);
- data[ei++] = FIELD_GET(MT_ETBF_RX_FB_HT, cnt);
+ data[ei++] = mib->tx_bf_rx_fb_all_cnt;
+ data[ei++] = mib->tx_bf_rx_fb_he_cnt;
+ data[ei++] = mib->tx_bf_rx_fb_vht_cnt;
+ data[ei++] = mib->tx_bf_rx_fb_ht_cnt;
- cnt = mt76_rr(dev, MT_ETBF_RX_FB_CONT(ext_phy));
- data[ei++] = FIELD_GET(MT_ETBF_RX_FB_BW, cnt);
- data[ei++] = FIELD_GET(MT_ETBF_RX_FB_NC, cnt);
- data[ei++] = FIELD_GET(MT_ETBF_RX_FB_NR, cnt);
+ data[ei++] = mib->tx_bf_rx_fb_bw;
+ data[ei++] = mib->tx_bf_rx_fb_nc_cnt;
+ data[ei++] = mib->tx_bf_rx_fb_nr_cnt;
/* Tx Beamformee Rx NDPA & Tx feedback report */
- cnt = mt76_rr(dev, MT_ETBF_TX_NDP_BFRP(ext_phy));
- data[ei++] = FIELD_GET(MT_ETBF_TX_FB_CPL, cnt);
- data[ei++] = FIELD_GET(MT_ETBF_TX_FB_TRI, cnt);
+ data[ei++] = mib->tx_bf_fb_cpl_cnt;
+ data[ei++] = mib->tx_bf_fb_trig_cnt;
/* Tx SU & MU counters */
- cnt = mt76_rr(dev, MT_MIB_SDR34(ext_phy));
- data[ei++] = FIELD_GET(MT_MIB_MU_BF_TX_CNT, cnt);
-
- cnt = mt76_rr(dev, MT_MIB_DR8(ext_phy));
- data[ei++] = cnt;
-
- cnt = mt76_rr(dev, MT_MIB_DR9(ext_phy));
- data[ei++] = cnt; /* MU MPDU SUccessful */
-
- cnt = mt76_rr(dev, MT_MIB_DR11(ext_phy));
- data[ei++] = cnt; /* SU MPDU successful */
+ data[ei++] = mib->tx_bf_cnt;
+ data[ei++] = mib->tx_mu_mpdu_cnt;
+ data[ei++] = mib->tx_mu_acked_mpdu_cnt;
+ data[ei++] = mib->tx_su_acked_mpdu_cnt;
/* TODO: External phy too?? */
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h b/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h
index 9e024efe2175..d29da1225f63 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h
@@ -107,12 +107,31 @@ struct mt7915_vif {
struct cfg80211_bitrate_mask bitrate_mask;
};
+/* per-phy stats. */
struct mib_stats {
u32 ack_fail_cnt;
u32 fcs_err_cnt;
u32 rts_cnt;
u32 rts_retries_cnt;
u32 ba_miss_cnt;
+ u32 tx_bf_cnt;
+ u32 tx_mu_mpdu_cnt;
+ u32 tx_mu_acked_mpdu_cnt;
+ u32 tx_su_acked_mpdu_cnt;
+ u32 tx_bf_ibf_ppdu_cnt;
+ u32 tx_bf_ebf_ppdu_cnt;
+
+ u32 tx_bf_rx_fb_all_cnt;
+ u32 tx_bf_rx_fb_he_cnt;
+ u32 tx_bf_rx_fb_vht_cnt;
+ u32 tx_bf_rx_fb_ht_cnt;
+
+ u32 tx_bf_rx_fb_bw; /* value of last sample, not cumulative */
+ u32 tx_bf_rx_fb_nc_cnt;
+ u32 tx_bf_rx_fb_nr_cnt;
+ u32 tx_bf_fb_cpl_cnt;
+ u32 tx_bf_fb_trig_cnt;
+
/* Add more stats here, updated from mac_update_stats */
};
--
2.20.1
