diff options
-rw-r--r-- | drivers/scsi/libata-core.c | 15 | ||||
-rw-r--r-- | drivers/scsi/libata-scsi.c | 1 | ||||
-rw-r--r-- | include/linux/libata.h | 3 |
3 files changed, 11 insertions, 8 deletions
diff --git a/drivers/scsi/libata-core.c b/drivers/scsi/libata-core.c index ccab1d7ceada..90db054fa994 100644 --- a/drivers/scsi/libata-core.c +++ b/drivers/scsi/libata-core.c @@ -2627,13 +2627,14 @@ int ata_std_prereset(struct ata_port *ap) const unsigned long *timing; int rc; - /* hotplug? */ - if (ehc->i.flags & ATA_EHI_HOTPLUGGED) { - if (ap->flags & ATA_FLAG_HRST_TO_RESUME) - ehc->i.action |= ATA_EH_HARDRESET; - if (ap->flags & ATA_FLAG_SKIP_D2H_BSY) - ata_wait_spinup(ap); - } + /* handle link resume & hotplug spinup */ + if ((ehc->i.flags & ATA_EHI_RESUME_LINK) && + (ap->flags & ATA_FLAG_HRST_TO_RESUME)) + ehc->i.action |= ATA_EH_HARDRESET; + + if ((ehc->i.flags & ATA_EHI_HOTPLUGGED) && + (ap->flags & ATA_FLAG_SKIP_D2H_BSY)) + ata_wait_spinup(ap); /* if we're about to do hardreset, nothing more to do */ if (ehc->i.action & ATA_EH_HARDRESET) diff --git a/drivers/scsi/libata-scsi.c b/drivers/scsi/libata-scsi.c index 153452e77264..ba3e515f2b9d 100644 --- a/drivers/scsi/libata-scsi.c +++ b/drivers/scsi/libata-scsi.c @@ -3011,6 +3011,7 @@ static int ata_scsi_user_scan(struct Scsi_Host *shost, unsigned int channel, if (dev) { ap->eh_info.probe_mask |= 1 << dev->devno; ap->eh_info.action |= ATA_EH_SOFTRESET; + ap->eh_info.flags |= ATA_EHI_RESUME_LINK; } else rc = -EINVAL; } diff --git a/include/linux/libata.h b/include/linux/libata.h index b5d247d780f8..4d4ed2c8fec7 100644 --- a/include/linux/libata.h +++ b/include/linux/libata.h @@ -259,6 +259,7 @@ enum { /* ata_eh_info->flags */ ATA_EHI_HOTPLUGGED = (1 << 0), /* could have been hotplugged */ + ATA_EHI_RESUME_LINK = (1 << 1), /* need to resume link */ ATA_EHI_DID_RESET = (1 << 16), /* already reset this port */ @@ -836,7 +837,7 @@ static inline void ata_ehi_hotplugged(struct ata_eh_info *ehi) if (ehi->flags & ATA_EHI_HOTPLUGGED) return; - ehi->flags |= ATA_EHI_HOTPLUGGED; + ehi->flags |= ATA_EHI_HOTPLUGGED | ATA_EHI_RESUME_LINK; ehi->hotplug_timestamp = jiffies; ehi->err_mask |= AC_ERR_ATA_BUS; |