MT_AMPDU_MAX_LEN_20M2S  301 drivers/net/wireless/mediatek/mt76/mt76x02_regs.h #define MT_AMPDU_MAX_LEN_20M2S		0x1034
MT_AMPDU_MAX_LEN_20M2S  272 drivers/net/wireless/mediatek/mt7601u/regs.h #define MT_AMPDU_MAX_LEN_20M2S		0x1034