ATA_PROT_FLAG_DMA  396 include/linux/ata.h ATA_PROT_FLAG_DMA	= (1 << 1), /* is DMA */
ATA_PROT_FLAG_DMA  397 include/linux/ata.h ATA_PROT_FLAG_DATA	= ATA_PROT_FLAG_PIO | ATA_PROT_FLAG_DMA,