ATA_SHIFT_MWDMA   301 include/linux/libata.h ATA_SHIFT_MWDMA		= ATA_SHIFT_PIO + ATA_NR_PIO_MODES,
ATA_SHIFT_MWDMA   302 include/linux/libata.h ATA_SHIFT_UDMA		= ATA_SHIFT_MWDMA + ATA_NR_MWDMA_MODES,
ATA_SHIFT_MWDMA   407 include/linux/libata.h << ATA_SHIFT_MWDMA,