MT_AMPDU_MAX_LEN  304 drivers/net/wireless/mediatek/mt76/mt76x02_regs.h #define MT_AMPDU_MAX_LEN		0x1040
MT_AMPDU_MAX_LEN  275 drivers/net/wireless/mediatek/mt7601u/regs.h #define MT_AMPDU_MAX_LEN		0x1040