diff options
Diffstat (limited to 'drivers/ata')
-rw-r--r-- | drivers/ata/libata-core.c | 34 | ||||
-rw-r--r-- | drivers/ata/libata-eh.c | 1 | ||||
-rw-r--r-- | drivers/ata/libata-scsi.c | 13 | ||||
-rw-r--r-- | drivers/ata/libata-sff.c | 8 | ||||
-rw-r--r-- | drivers/ata/libata.h | 2 |
5 files changed, 37 insertions, 21 deletions
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index c06e0ec..e0bda9f 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -5936,29 +5936,31 @@ void ata_host_init(struct ata_host *host, struct device *dev, host->ops = ops; } -int ata_port_probe(struct ata_port *ap) +void __ata_port_probe(struct ata_port *ap) { - int rc = 0; + struct ata_eh_info *ehi = &ap->link.eh_info; + unsigned long flags; - /* probe */ - if (ap->ops->error_handler) { - struct ata_eh_info *ehi = &ap->link.eh_info; - unsigned long flags; + /* kick EH for boot probing */ + spin_lock_irqsave(ap->lock, flags); - /* kick EH for boot probing */ - spin_lock_irqsave(ap->lock, flags); + ehi->probe_mask |= ATA_ALL_DEVICES; + ehi->action |= ATA_EH_RESET; + ehi->flags |= ATA_EHI_NO_AUTOPSY | ATA_EHI_QUIET; - ehi->probe_mask |= ATA_ALL_DEVICES; - ehi->action |= ATA_EH_RESET; - ehi->flags |= ATA_EHI_NO_AUTOPSY | ATA_EHI_QUIET; + ap->pflags &= ~ATA_PFLAG_INITIALIZING; + ap->pflags |= ATA_PFLAG_LOADING; + ata_port_schedule_eh(ap); - ap->pflags &= ~ATA_PFLAG_INITIALIZING; - ap->pflags |= ATA_PFLAG_LOADING; - ata_port_schedule_eh(ap); + spin_unlock_irqrestore(ap->lock, flags); +} - spin_unlock_irqrestore(ap->lock, flags); +int ata_port_probe(struct ata_port *ap) +{ + int rc = 0; - /* wait for EH to finish */ + if (ap->ops->error_handler) { + __ata_port_probe(ap); ata_port_wait_eh(ap); } else { DPRINTK("ata%u: bus probe begin\n", ap->print_id); diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c index a9b2820..c61316e 100644 --- a/drivers/ata/libata-eh.c +++ b/drivers/ata/libata-eh.c @@ -863,6 +863,7 @@ void ata_port_wait_eh(struct ata_port *ap) goto retry; } } +EXPORT_SYMBOL_GPL(ata_port_wait_eh); static int ata_eh_nr_in_flight(struct ata_port *ap) { diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c index 508a60b..1ee00c8 100644 --- a/drivers/ata/libata-scsi.c +++ b/drivers/ata/libata-scsi.c @@ -3838,6 +3838,19 @@ void ata_sas_port_stop(struct ata_port *ap) } EXPORT_SYMBOL_GPL(ata_sas_port_stop); +int ata_sas_async_port_init(struct ata_port *ap) +{ + int rc = ap->ops->port_start(ap); + + if (!rc) { + ap->print_id = ata_print_id++; + __ata_port_probe(ap); + } + + return rc; +} +EXPORT_SYMBOL_GPL(ata_sas_async_port_init); + /** * ata_sas_port_init - Initialize a SATA device * @ap: SATA port to initialize diff --git a/drivers/ata/libata-sff.c b/drivers/ata/libata-sff.c index 9691dd0..d8af325 100644 --- a/drivers/ata/libata-sff.c +++ b/drivers/ata/libata-sff.c @@ -720,13 +720,13 @@ static void ata_pio_sector(struct ata_queued_cmd *qc) /* FIXME: use a bounce buffer */ local_irq_save(flags); - buf = kmap_atomic(page, KM_IRQ0); + buf = kmap_atomic(page); /* do the actual data transfer */ ap->ops->sff_data_xfer(qc->dev, buf + offset, qc->sect_size, do_write); - kunmap_atomic(buf, KM_IRQ0); + kunmap_atomic(buf); local_irq_restore(flags); } else { buf = page_address(page); @@ -865,13 +865,13 @@ next_sg: /* FIXME: use bounce buffer */ local_irq_save(flags); - buf = kmap_atomic(page, KM_IRQ0); + buf = kmap_atomic(page); /* do the actual data transfer */ consumed = ap->ops->sff_data_xfer(dev, buf + offset, count, rw); - kunmap_atomic(buf, KM_IRQ0); + kunmap_atomic(buf); local_irq_restore(flags); } else { buf = page_address(page); diff --git a/drivers/ata/libata.h b/drivers/ata/libata.h index 814486d..2e26fca 100644 --- a/drivers/ata/libata.h +++ b/drivers/ata/libata.h @@ -105,6 +105,7 @@ extern int ata_cmd_ioctl(struct scsi_device *scsidev, void __user *arg); extern struct ata_port *ata_port_alloc(struct ata_host *host); extern const char *sata_spd_string(unsigned int spd); extern int ata_port_probe(struct ata_port *ap); +extern void __ata_port_probe(struct ata_port *ap); /* libata-acpi.c */ #ifdef CONFIG_ATA_ACPI @@ -151,7 +152,6 @@ extern void ata_eh_acquire(struct ata_port *ap); extern void ata_eh_release(struct ata_port *ap); extern enum blk_eh_timer_return ata_scsi_timed_out(struct scsi_cmnd *cmd); extern void ata_scsi_error(struct Scsi_Host *host); -extern void ata_port_wait_eh(struct ata_port *ap); extern void ata_eh_fastdrain_timerfn(unsigned long arg); extern void ata_qc_schedule_eh(struct ata_queued_cmd *qc); extern void ata_dev_disable(struct ata_device *dev); |