From: Howard Hsu <howard-yh.hsu@xxxxxxxxxxxx>
Always set the fixed_bw bitfield for fixed rate frames to keep it being
sent with specific bandwidth. Without this change, the bw of fixed rate
frames will still be decided by hardware.
Reported-by: Chank Chen <chank.chen@xxxxxxxxxxxx>
Signed-off-by: Howard Hsu <howard-yh.hsu@xxxxxxxxxxxx>
Signed-off-by: Shayne Chen <shayne.chen@xxxxxxxxxxxx>
---
drivers/net/wireless/mediatek/mt76/mt76_connac3_mac.h | 3 ++-
drivers/net/wireless/mediatek/mt76/mt7996/mac.c | 3 ++-
2 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt76_connac3_mac.h b/drivers/net/wireless/mediatek/mt76/mt76_connac3_mac.h
index 2250252b2047..36edf1d3dfca 100644
--- a/drivers/net/wireless/mediatek/mt76/mt76_connac3_mac.h
+++ b/drivers/net/wireless/mediatek/mt76/mt76_connac3_mac.h
@@ -239,7 +239,8 @@ enum tx_mgnt_type {
#define MT_TXD6_TX_SRC GENMASK(31, 30)
#define MT_TXD6_VTA BIT(28)
-#define MT_TXD6_BW GENMASK(25, 22)
+#define MT_TXD6_FIXED_BW BIT(25)
+#define MT_TXD6_BW GENMASK(24, 22)
#define MT_TXD6_TX_RATE GENMASK(21, 16)
#define MT_TXD6_TIMESTAMP_OFS_EN BIT(15)
#define MT_TXD6_TIMESTAMP_OFS_IDX GENMASK(14, 10)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mac.c b/drivers/net/wireless/mediatek/mt76/mt7996/mac.c
index 18c7fef00fff..89e23a95ecc2 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/mac.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/mac.c
@@ -943,7 +943,8 @@ void mt7996_mac_write_txwi(struct mt7996_dev *dev, __le32 *txwi,
idx = mvif->basic_rates_idx;
}
- txwi[6] |= cpu_to_le32(FIELD_PREP(MT_TXD6_TX_RATE, idx));
+ val = FIELD_PREP(MT_TXD6_TX_RATE, idx) | MT_TXD6_FIXED_BW;
+ txwi[6] |= cpu_to_le32(val);
txwi[3] |= cpu_to_le32(MT_TXD3_BA_DISABLE);
}
}
--
2.39.2
