ATA_QCFLAG_DMAMAP = ATA_QCFLAG_SG | ATA_QCFLAG_SINGLE,
ATA_QCFLAG_EH_SCHEDULED = (1 << 5), /* EH scheduled */
+ /* host set flags */
+ ATA_HOST_SIMPLEX = (1 << 0), /* Host is simplex, one DMA channel per host_set only */
+
/* various lengths of time */
- ATA_TMOUT_EDD = 5 * HZ, /* heuristic */
ATA_TMOUT_PIO = 30 * HZ,
ATA_TMOUT_BOOT = 30 * HZ, /* heuristic */
ATA_TMOUT_BOOT_QUICK = 7 * HZ, /* heuristic */
unsigned long irq;
unsigned int irq_flags;
unsigned long host_flags;
+ unsigned long host_set_flags;
void __iomem *mmio_base;
void *private_data;
};
unsigned int n_ports;
void *private_data;
const struct ata_port_operations *ops;
+ unsigned long flags;
+ int simplex_claimed; /* Keep seperate in case we
+ ever need to do this locked */
struct ata_port * ports[0];
};
struct ata_host_stats stats;
struct ata_host_set *host_set;
+ struct device *dev;
struct work_struct port_task;
void (*set_piomode) (struct ata_port *, struct ata_device *);
void (*set_dmamode) (struct ata_port *, struct ata_device *);
+ unsigned long (*mode_filter) (const struct ata_port *, struct ata_device *, unsigned long);
void (*tf_load) (struct ata_port *ap, const struct ata_taskfile *tf);
void (*tf_read) (struct ata_port *ap, struct ata_taskfile *tf);
void (*dev_select)(struct ata_port *ap, unsigned int device);
void (*phy_reset) (struct ata_port *ap); /* obsolete */
+ void (*set_mode) (struct ata_port *ap);
int (*probe_reset) (struct ata_port *ap, unsigned int *classes);
void (*post_set_mode) (struct ata_port *ap);
extern int ata_scsi_detect(struct scsi_host_template *sht);
extern int ata_scsi_ioctl(struct scsi_device *dev, int cmd, void __user *arg);
extern int ata_scsi_queuecmd(struct scsi_cmnd *cmd, void (*done)(struct scsi_cmnd *));
-extern int ata_scsi_error(struct Scsi_Host *host);
extern void ata_eh_qc_complete(struct ata_queued_cmd *qc);
extern void ata_eh_qc_retry(struct ata_queued_cmd *qc);
extern int ata_scsi_release(struct Scsi_Host *host);
struct block_device *bdev,
sector_t capacity, int geom[]);
extern int ata_scsi_slave_config(struct scsi_device *sdev);
+extern struct ata_device *ata_dev_pair(struct ata_port *ap,
+ struct ata_device *adev);
/*
* Timing helpers