diff mbox series

[13/15] mt76: mt7915: add rx-ppdu-size-out-of-range ethtool counter

Message ID 20210811214439.17458-14-greearb@candelatech.com
State Superseded
Headers show
Series [01/15] mt76: mt7915: add comments about rx descriptor parsing | expand

Commit Message

Ben Greear Aug. 11, 2021, 9:44 p.m. UTC 
From: Ben Greear <greearb@candelatech.com>

Support this additional MIB counter, it shares register with
the rx-fifo-overflow counter.

Signed-off-by: Ben Greear <greearb@candelatech.com>
---
 drivers/net/wireless/mediatek/mt76/mt7915/mac.c    | 1 +
 drivers/net/wireless/mediatek/mt76/mt7915/main.c   | 4 +++-
 drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h | 1 +
 drivers/net/wireless/mediatek/mt76/mt7915/regs.h   | 1 +
 4 files changed, 6 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c
index 9883d1e55f5b..44c76f7480f5 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c
@@ -2146,6 +2146,7 @@  mt7915_mac_update_stats(struct mt7915_phy *phy)
 
 	cnt = mt76_rr(dev, MT_MIB_SDR4(ext_phy));
 	mib->rx_fifo_full_cnt += FIELD_GET(MT_MIB_SDR4_RX_FIFO_FULL_MASK, cnt);
+	mib->rx_oor_cnt += FIELD_GET(MT_MIB_SDR4_RX_OOR_MASK, cnt);
 
 	cnt = mt76_rr(dev, MT_MIB_SDR5(ext_phy));
 	mib->rx_mpdu_cnt += cnt;
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/main.c b/drivers/net/wireless/mediatek/mt76/mt7915/main.c
index 4f609a5d38a4..fa9e3fd9bb4b 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/main.c
@@ -1084,6 +1084,7 @@  static const char mt7915_gstrings_stats[][ETH_GSTRING_LEN] = {
 
 	/* rx counters */
 	"rx_fifo_full_cnt",
+	"rx_oor_cnt", /* rx ppdu length is bad */
 	"rx_mpdu_cnt",
 	"channel_idle_cnt",
 	"rx_vector_mismatch_cnt",
@@ -1322,7 +1323,8 @@  void mt7915_get_et_stats(struct ieee80211_hw *hw,
 		data[ei++] = mib->tx_amsdu_pack_stats[i];
 
 	/* rx counters */
-	data[ei++] = mib->rx_fifo_full_cnt;
+	data[ei++] = mib->rx_fifo_full_cnt; /* group-5 might exacerbate this */
+	data[ei++] = mib->rx_oor_cnt;
 	data[ei++] = mib->rx_mpdu_cnt;
 	data[ei++] = mib->channel_idle_cnt;
 	data[ei++] = mib->rx_vector_mismatch_cnt;
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h b/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h
index 1a0d7d62c582..4515d42e5f74 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h
@@ -168,6 +168,7 @@  struct mib_stats {
 
 	/* rx stats */
 	u32 rx_fifo_full_cnt;
+	u32 rx_oor_cnt;
 	u32 channel_idle_cnt;
 	u32 rx_vector_mismatch_cnt;
 	u32 rx_delimiter_fail_cnt;
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/regs.h b/drivers/net/wireless/mediatek/mt76/mt7915/regs.h
index 0bd911075aa9..6898cbe34470 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/regs.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/regs.h
@@ -149,6 +149,7 @@ 
 
 #define MT_MIB_SDR4(_band)		MT_WF_MIB(_band, 0x018)
 #define MT_MIB_SDR4_RX_FIFO_FULL_MASK	GENMASK(15, 0)
+#define MT_MIB_SDR4_RX_OOR_MASK		GENMASK(23, 16)
 
 /* rx mpdu counter, full 32 bits */
 #define MT_MIB_SDR5(_band)		MT_WF_MIB(_band, 0x01c)