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wifi: mt76: mt7996: revise TXS size

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Size of MPDU/PPDU TXS is 12 DWs.
In mt7996/mt7992, last 4 DWs are reserved, so TXS size was mistakenly
considered to be 8 DWs. However, in mt7990, 9th DW of TXS starts to be used.

Signed-off-by: Benjamin Lin <[email protected]>
Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
Benjamin Lin
2025-02-14 10:50:30 +01:00
committed by Felix Fietkau
parent a22d59e4ad
commit 2919ae2c0f
2 changed files with 5 additions and 2 deletions
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mt76_connac3_mac.h
+3
View File
@@ -314,6 +314,9 @@ enum tx_frag_idx {
#define MT_TXFREE_INFO_COUNT GENMASK(27, 24)
#define MT_TXFREE_INFO_STAT GENMASK(29, 28)
#define MT_TXS_HDR_SIZE 4 /* Unit: DW */
#define MT_TXS_SIZE 12 /* Unit: DW */
#define MT_TXS0_BW GENMASK(31, 29)
#define MT_TXS0_TID GENMASK(28, 26)
#define MT_TXS0_AMPDU BIT(25)
mt7996/mac.c
+2 -2
View File
@@ -1413,7 +1413,7 @@ bool mt7996_rx_check(struct mt76_dev *mdev, void *data, int len)
mt7996_mac_tx_free(dev, data, len);
return false;
case PKT_TYPE_TXS:
for (rxd += 4; rxd + 8 <= end; rxd += 8)
for (rxd += MT_TXS_HDR_SIZE; rxd + MT_TXS_SIZE <= end; rxd += MT_TXS_SIZE)
mt7996_mac_add_txs(dev, rxd);
return false;
case PKT_TYPE_RX_FW_MONITOR:
@@ -1456,7 +1456,7 @@ void mt7996_queue_rx_skb(struct mt76_dev *mdev, enum mt76_rxq_id q,
mt7996_mcu_rx_event(dev, skb);
break;
case PKT_TYPE_TXS:
for (rxd += 4; rxd + 8 <= end; rxd += 8)
for (rxd += MT_TXS_HDR_SIZE; rxd + MT_TXS_SIZE <= end; rxd += MT_TXS_SIZE)
mt7996_mac_add_txs(dev, rxd);
dev_kfree_skb(skb);
break;