diff mbox series

[09/11] mt76: mt7915: add rx-ppdu-size-out-of-range ethtool counter

Message ID 20211118164056.2965-9-greearb@candelatech.com (mailing list archive)
State Rejected
Delegated to: Felix Fietkau
Headers show
Series [01/11] mt76: mt7915: add comments about rx descriptor parsing | expand

Commit Message

Ben Greear Nov. 18, 2021, 4:40 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 a97b4e64f74d..82786404f516 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c
@@ -2175,6 +2175,7 @@  void 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 c4eee951699e..7422421c1848 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/main.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/main.c
@@ -1131,6 +1131,7 @@  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",
@@ -1315,7 +1316,8 @@  void mt7915_get_et_stats(struct ieee80211_hw *hw,
 		data[ei++] = mib->tx_amsdu[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 60881b357399..f5e8ae9db4a2 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mt7915.h
@@ -180,6 +180,7 @@  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 d23c669cc933..a142b860fc7c 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/regs.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/regs.h
@@ -164,6 +164,7 @@ 
 
 #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)