Commit 4ef49d18 authored by Howard Hsu's avatar Howard Hsu Committed by Felix Fietkau
Browse files

wifi: mt76: connac: set fixed_bw bit in TX descriptor for fixed rate frames 



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: default avatarChank Chen <chank.chen@mediatek.com>
Signed-off-by: default avatarHoward Hsu <howard-yh.hsu@mediatek.com>
Signed-off-by: default avatarShayne Chen <shayne.chen@mediatek.com>
Signed-off-by: default avatarFelix Fietkau <nbd@nbd.name>
parent de2a41cb

drivers/net/wireless/mediatek/mt76/mt76_connac3_mac.h

+2 −1
Original line number Diff line number Diff line
@@ -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)

drivers/net/wireless/mediatek/mt76/mt7996/mac.c

+2 −1
Original line number Diff line number Diff line
@@ -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);

	}

}