diff options
Diffstat (limited to 'include/linux/libata.h')
| -rw-r--r-- | include/linux/libata.h | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/include/linux/libata.h b/include/linux/libata.h index 047192253c3a..b80d2e7fa6d2 100644 --- a/include/linux/libata.h +++ b/include/linux/libata.h @@ -160,8 +160,10 @@ enum { 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 */ @@ -279,6 +281,7 @@ struct ata_probe_ent { unsigned long irq; unsigned int irq_flags; unsigned long host_flags; + unsigned long host_set_flags; void __iomem *mmio_base; void *private_data; }; @@ -291,6 +294,9 @@ struct ata_host_set { 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]; }; @@ -420,6 +426,7 @@ struct ata_port_operations { 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); @@ -430,6 +437,7 @@ struct ata_port_operations { 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); @@ -515,7 +523,6 @@ extern void ata_host_set_remove(struct ata_host_set *host_set); 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); |
