ATA_HORKAGE_DUMP_ID = (1 << 16), /* dump IDENTIFY data */
ATA_HORKAGE_MAX_SEC_LBA48 = (1 << 17), /* Set max sects to 65535 */
ATA_HORKAGE_ATAPI_DMADIR = (1 << 18), /* device requires dmadir */
+ ATA_HORKAGE_NOLPM = (1 << 20), /* don't use LPM */
+ ATA_HORKAGE_WD_BROKEN_LPM = (1 << 21), /* some WDs have broken LPM */
/* DMA mask for user DMA control: User visible values; DO NOT
renumber */
struct device *dev;
void __iomem * const *iomap;
unsigned int n_ports;
+ unsigned int n_tags; /* nr of NCQ tags */
void *private_data;
struct ata_port_operations *ops;
unsigned long flags;
unsigned long qc_allocated;
unsigned int qc_active;
int nr_active_links; /* #links with active qcs */
+ unsigned int last_tag; /* track next tag hw expects */
struct ata_link link; /* host default link */
struct ata_link *slave_link; /* see ata_slave_link_init() */