| From f03b72e7cfdeb48938b76550f911533fa6241837 Mon Sep 17 00:00:00 2001 |
| From: Peter Chiu <chui-hao.chiu@mediatek.com> |
| Date: Wed, 6 Sep 2023 16:27:25 +0800 |
| Subject: [PATCH 06/76] wifi: mt76: disable HW AMSDU when using fixed rate |
| |
| When using fixed rate, HW uses txd DW9 to store tx arrivial time if VTA |
| is ture. It would overwrite the msdu_id in txd and lead to token pending |
| if amsdu is enable. |
| |
| Signed-off-by: Peter Chiu <chui-hao.chiu@mediatek.com> |
| --- |
| mt76_connac_mac.c | 4 +++- |
| 1 file changed, 3 insertions(+), 1 deletion(-) |
| |
| diff --git a/mt76_connac_mac.c b/mt76_connac_mac.c |
| index c791464..630c640 100644 |
| --- a/mt76_connac_mac.c |
| +++ b/mt76_connac_mac.c |
| @@ -544,7 +544,7 @@ void mt76_connac2_mac_write_txwi(struct mt76_dev *dev, __le32 *txwi, |
| val = FIELD_PREP(MT_TXD5_PID, pid); |
| if (pid >= MT_PACKET_ID_FIRST) { |
| val |= MT_TXD5_TX_STATUS_HOST; |
| - amsdu_en = amsdu_en && !is_mt7921(dev); |
| + amsdu_en = 0; |
| } |
| |
| txwi[5] = cpu_to_le32(val); |
| @@ -579,6 +579,8 @@ void mt76_connac2_mac_write_txwi(struct mt76_dev *dev, __le32 *txwi, |
| spe_idx = 24 + phy_idx; |
| txwi[7] |= cpu_to_le32(FIELD_PREP(MT_TXD7_SPE_IDX, spe_idx)); |
| } |
| + |
| + txwi[7] &= ~cpu_to_le32(MT_TXD7_HW_AMSDU); |
| } |
| } |
| EXPORT_SYMBOL_GPL(mt76_connac2_mac_write_txwi); |
| -- |
| 2.18.0 |
| |