diff options
| -rw-r--r-- | drivers/scsi/libsas/sas_ata.c | 41 | ||||
| -rw-r--r-- | include/scsi/sas_ata.h | 7 |
2 files changed, 34 insertions, 14 deletions
diff --git a/drivers/scsi/libsas/sas_ata.c b/drivers/scsi/libsas/sas_ata.c index d34c82e24d9a..d35c9296f738 100644 --- a/drivers/scsi/libsas/sas_ata.c +++ b/drivers/scsi/libsas/sas_ata.c @@ -358,22 +358,14 @@ static int sas_ata_printk(const char *level, const struct domain_device *ddev, return r; } -static int sas_ata_hard_reset(struct ata_link *link, unsigned int *class, - unsigned long deadline) +int sas_ata_wait_after_reset(struct domain_device *dev, unsigned long deadline) { - int ret = 0, res; - struct sas_phy *phy; - struct ata_port *ap = link->ap; + struct sata_device *sata_dev = &dev->sata_dev; int (*check_ready)(struct ata_link *link); - struct domain_device *dev = ap->private_data; - struct sas_internal *i = dev_to_sas_internal(dev); - - res = i->dft->lldd_I_T_nexus_reset(dev); - if (res == -ENODEV) - return res; - - if (res != TMF_RESP_FUNC_COMPLETE) - sas_ata_printk(KERN_DEBUG, dev, "Unable to reset ata device?\n"); + struct ata_port *ap = sata_dev->ap; + struct ata_link *link = &ap->link; + struct sas_phy *phy; + int ret; phy = sas_get_local_phy(dev); if (scsi_is_sas_phy_local(phy)) @@ -386,6 +378,27 @@ static int sas_ata_hard_reset(struct ata_link *link, unsigned int *class, if (ret && ret != -EAGAIN) sas_ata_printk(KERN_ERR, dev, "reset failed (errno=%d)\n", ret); + return ret; +} +EXPORT_SYMBOL_GPL(sas_ata_wait_after_reset); + +static int sas_ata_hard_reset(struct ata_link *link, unsigned int *class, + unsigned long deadline) +{ + struct ata_port *ap = link->ap; + struct domain_device *dev = ap->private_data; + struct sas_internal *i = dev_to_sas_internal(dev); + int ret; + + ret = i->dft->lldd_I_T_nexus_reset(dev); + if (ret == -ENODEV) + return ret; + + if (ret != TMF_RESP_FUNC_COMPLETE) + sas_ata_printk(KERN_DEBUG, dev, "Unable to reset ata device?\n"); + + ret = sas_ata_wait_after_reset(dev, deadline); + *class = dev->sata_dev.class; ap->cbl = ATA_CBL_SATA; diff --git a/include/scsi/sas_ata.h b/include/scsi/sas_ata.h index d47dea70855d..a1df4f9d57a3 100644 --- a/include/scsi/sas_ata.h +++ b/include/scsi/sas_ata.h @@ -34,6 +34,7 @@ void sas_resume_sata(struct asd_sas_port *port); void sas_ata_end_eh(struct ata_port *ap); int sas_execute_ata_cmd(struct domain_device *device, u8 *fis, int force_phy_id); +int sas_ata_wait_after_reset(struct domain_device *dev, unsigned long deadline); #else @@ -91,6 +92,12 @@ static inline int sas_execute_ata_cmd(struct domain_device *device, u8 *fis, { return 0; } + +static inline int sas_ata_wait_after_reset(struct domain_device *dev, + unsigned long deadline) +{ + return -ETIMEDOUT; +} #endif #endif /* _SAS_ATA_H_ */ |