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| author | Xiangliang Yu <yuxiangl@marvell.com> | 2011-05-08 19:27:01 +0800 |
|---|---|---|
| committer | James Bottomley <jbottomley@parallels.com> | 2011-05-24 12:34:01 -0400 |
| commit | bb650a1bef73a8c1fd076fae4c4f0701cf3b5f25 (patch) | |
| tree | 30434a1ae64125d0d8d2ff0764353d29d022105e /drivers/scsi/libsas | |
| parent | 5fd5cc83a886d691ab8cd6d4404ca35e09ce88e3 (diff) | |
| download | kernel_samsung_espresso10-bb650a1bef73a8c1fd076fae4c4f0701cf3b5f25.zip kernel_samsung_espresso10-bb650a1bef73a8c1fd076fae4c4f0701cf3b5f25.tar.gz kernel_samsung_espresso10-bb650a1bef73a8c1fd076fae4c4f0701cf3b5f25.tar.bz2 | |
[SCSI] libsas: fix SATA NCQ error
Current version of libsas can not handle SATA NCQ error.
This patch handle SATA NCQ error as AHCI do.
Signed-off-by: Xiangliang Yu <yuxiangl@marvell.com>
Signed-off-by: James Bottomley <jbottomley@parallels.com>
Diffstat (limited to 'drivers/scsi/libsas')
| -rw-r--r-- | drivers/scsi/libsas/sas_ata.c | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/drivers/scsi/libsas/sas_ata.c b/drivers/scsi/libsas/sas_ata.c index 31fc21f..e993014 100644 --- a/drivers/scsi/libsas/sas_ata.c +++ b/drivers/scsi/libsas/sas_ata.c @@ -99,19 +99,29 @@ static void sas_ata_task_done(struct sas_task *task) struct sas_ha_struct *sas_ha; enum ata_completion_errors ac; unsigned long flags; + struct ata_link *link; if (!qc) goto qc_already_gone; dev = qc->ap->private_data; sas_ha = dev->port->ha; + link = &dev->sata_dev.ap->link; spin_lock_irqsave(dev->sata_dev.ap->lock, flags); if (stat->stat == SAS_PROTO_RESPONSE || stat->stat == SAM_STAT_GOOD || ((stat->stat == SAM_STAT_CHECK_CONDITION && dev->sata_dev.command_set == ATAPI_COMMAND_SET))) { ata_tf_from_fis(resp->ending_fis, &dev->sata_dev.tf); - qc->err_mask |= ac_err_mask(dev->sata_dev.tf.command); + + if (!link->sactive) { + qc->err_mask |= ac_err_mask(dev->sata_dev.tf.command); + } else { + link->eh_info.err_mask |= ac_err_mask(dev->sata_dev.tf.command); + if (unlikely(link->eh_info.err_mask)) + qc->flags |= ATA_QCFLAG_FAILED; + } + dev->sata_dev.sstatus = resp->sstatus; dev->sata_dev.serror = resp->serror; dev->sata_dev.scontrol = resp->scontrol; @@ -121,7 +131,13 @@ static void sas_ata_task_done(struct sas_task *task) SAS_DPRINTK("%s: SAS error %x\n", __func__, stat->stat); /* We saw a SAS error. Send a vague error. */ - qc->err_mask = ac; + if (!link->sactive) { + qc->err_mask = ac; + } else { + link->eh_info.err_mask |= AC_ERR_DEV; + qc->flags |= ATA_QCFLAG_FAILED; + } + dev->sata_dev.tf.feature = 0x04; /* status err */ dev->sata_dev.tf.command = ATA_ERR; } |