ATA_PROT_FLAG_PIO 395 include/linux/ata.h ATA_PROT_FLAG_PIO = (1 << 0), /* is PIO */ ATA_PROT_FLAG_PIO 397 include/linux/ata.h ATA_PROT_FLAG_DATA = ATA_PROT_FLAG_PIO | ATA_PROT_FLAG_DMA,