ATA_DFLAG_AN = (1 << 7), /* AN configured */
ATA_DFLAG_HIPM = (1 << 8), /* device supports HIPM */
ATA_DFLAG_DIPM = (1 << 9), /* device supports DIPM */
+ ATA_DFLAG_DMADIR = (1 << 10), /* device requires DMADIR */
ATA_DFLAG_CFG_MASK = (1 << 12) - 1,
ATA_DFLAG_PIO = (1 << 12), /* device limited to PIO mode */
ATA_EH_SOFTRESET = (1 << 1),
ATA_EH_HARDRESET = (1 << 2),
ATA_EH_ENABLE_LINK = (1 << 3),
+ ATA_EH_LPM = (1 << 4), /* link power management action */
ATA_EH_RESET_MASK = ATA_EH_SOFTRESET | ATA_EH_HARDRESET,
ATA_EH_PERDEV_MASK = ATA_EH_REVALIDATE,
ATA_EHI_RESUME_LINK = (1 << 1), /* resume link (reset modifier) */
ATA_EHI_NO_AUTOPSY = (1 << 2), /* no autopsy */
ATA_EHI_QUIET = (1 << 3), /* be quiet */
- ATA_EHI_LPM = (1 << 4), /* link power management action */
ATA_EHI_DID_SOFTRESET = (1 << 16), /* already soft-reset this port */
ATA_EHI_DID_HARDRESET = (1 << 17), /* already soft-reset this port */
unsigned int sect_size;
unsigned int nbytes;
+ unsigned int extrabytes;
unsigned int curbytes;
struct scatterlist *cursg;
return ap->pmp_link;
}
- if (++link - ap->pmp_link < ap->nr_pmp_links)
+ if (++link < ap->nr_pmp_links + ap->pmp_link)
return link;
return NULL;
}
return NULL;
}
+static inline unsigned int ata_qc_raw_nbytes(struct ata_queued_cmd *qc)
+{
+ return qc->nbytes - min(qc->extrabytes, qc->nbytes);
+}
+
static inline void ata_tf_init(struct ata_device *dev, struct ata_taskfile *tf)
{
memset(tf, 0, sizeof(*tf));
qc->flags = 0;
qc->cursg = NULL;
qc->cursg_ofs = 0;
- qc->nbytes = qc->curbytes = 0;
+ qc->nbytes = qc->extrabytes = qc->curbytes = 0;
qc->n_elem = 0;
qc->err_mask = 0;
qc->sect_size = ATA_SECT_SIZE;