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From:   greearb@candelatech.com
To:     linux-wireless@vger.kernel.org
Cc:     Ben Greear <greearb@candelatech.com>
Subject: [PATCH v4 06/11] mt76: mt7915:  remove TXSFM 0x2 code
Date:   Mon,  2 Aug 2021 08:16:38 -0700
Message-Id: <20210802151643.32394-6-greearb@candelatech.com>
In-Reply-To: <20210802151643.32394-1-greearb@candelatech.com>
References: <20210802151643.32394-1-greearb@candelatech.com>
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From: Ben Greear <greearb@candelatech.com>

This format is not supported by any current hardware, so
remove code referencing it.

Signed-off-by: Ben Greear <greearb@candelatech.com>
---
 drivers/net/wireless/mediatek/mt76/mt7915/mac.c | 9 +--------
 drivers/net/wireless/mediatek/mt76/mt7915/mac.h | 3 +++
 2 files changed, 4 insertions(+), 8 deletions(-)

diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c
index d81e3cbe1aad..bdcd1aae10d1 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mac.c
@@ -1317,13 +1317,10 @@ mt7915_mac_parse_txs(struct mt7915_dev *dev, struct mt76_wcid *wcid,
 {
 	struct ieee80211_supported_band *sband;
 	struct mt76_phy *mphy;
-	u32 txrate, txs, txs5, txs6, txs7, mode;
+	u32 txrate, txs, mode;
 	bool cck = false;
 
 	txs = le32_to_cpu(txs_data[0]);
-	txs5 = le32_to_cpu(txs_data[5]);
-	txs6 = le32_to_cpu(txs_data[6]);
-	txs7 = le32_to_cpu(txs_data[7]);
 
 	if (!(txs & MT_TXS0_ACK_ERROR_MASK))
 		info->flags |= IEEE80211_TX_STAT_ACK;
@@ -1334,10 +1331,6 @@ mt7915_mac_parse_txs(struct mt7915_dev *dev, struct mt76_wcid *wcid,
 
 	info->status.rates[0].idx = -1;
 
-	stats->tx_mpdu_attempts += FIELD_GET(MT_TXS5_F1_MPDU_TX_COUNT, txs5);
-	stats->tx_mpdu_fail += FIELD_GET(MT_TXS6_F1_MPDU_FAIL_COUNT, txs6);
-	stats->tx_mpdu_retry += FIELD_GET(MT_TXS7_F1_MPDU_RETRY_COUNT, txs7);
-
 	txrate = FIELD_GET(MT_TXS0_TX_RATE, txs);
 
 	rate->mcs = FIELD_GET(MT_TX_RATE_IDX, txrate);
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mac.h b/drivers/net/wireless/mediatek/mt76/mt7915/mac.h
index ccce994dc07a..986a65badd1b 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7915/mac.h
+++ b/drivers/net/wireless/mediatek/mt76/mt7915/mac.h
@@ -347,6 +347,9 @@ struct mt7915_tx_free {
 
 #define MT_TXS4_TIMESTAMP		GENMASK(31, 0)
 
+/* The F0 variables are for TXSFM 0x0 and 0x1.  The F1 variables
+ * are for TXSFM 0x2 aka PPDU format.
+ */
 #define MT_TXS5_F0_FINAL_MPDU		BIT(31)
 #define MT_TXS5_F0_QOS			BIT(30)
 #define MT_TXS5_F0_TX_COUNT		GENMASK(29, 25)
-- 
2.20.1