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authorGreg Kroah-Hartman <gregkh@suse.de>2006-08-09 11:45:59 -0700
committerGreg Kroah-Hartman <gregkh@suse.de>2006-08-09 11:45:59 -0700
commit897e11a40baf24224bd0edc948f908ed07c5675d (patch)
treea256194bc50f9f0eeef68d7cba746ae4d35629b4 /drivers
parentad552692a4489917fa4b71f9c6a91baae4aee799 (diff)
parent22aac0896b1b0b8cabaf00714c55dd12f25d5738 (diff)
Merge branch 'upstream-greg' of gregkh@master.kernel.org:/pub/scm/linux/kernel/git/jgarzik/libata-dev
Diffstat (limited to 'drivers')
-rw-r--r--drivers/scsi/ata_piix.c5
-rw-r--r--drivers/scsi/libata-core.c34
-rw-r--r--drivers/scsi/libata-scsi.c13
-rw-r--r--drivers/scsi/sata_sil24.c1
4 files changed, 24 insertions, 29 deletions
diff --git a/drivers/scsi/ata_piix.c b/drivers/scsi/ata_piix.c
index 19745a31072..5e8afc87698 100644
--- a/drivers/scsi/ata_piix.c
+++ b/drivers/scsi/ata_piix.c
@@ -567,8 +567,8 @@ static int piix_sata_prereset(struct ata_port *ap)
present = 1;
}
- DPRINTK("ata%u: LEAVE, pcs=0x%x present_mask=0x%x\n",
- ap->id, pcs, present_mask);
+ DPRINTK("ata%u: LEAVE, pcs=0x%x present=0x%x\n",
+ ap->id, pcs, present);
if (!present) {
ata_port_printk(ap, KERN_INFO, "SATA port has no device.\n");
@@ -828,6 +828,7 @@ static void __devinit piix_init_sata_map(struct pci_dev *pdev,
case IDE:
WARN_ON((i & 1) || map[i + 1] != IDE);
pinfo[i / 2] = piix_port_info[ich5_pata];
+ pinfo[i / 2].private_data = hpriv;
i++;
printk(" IDE IDE");
break;
diff --git a/drivers/scsi/libata-core.c b/drivers/scsi/libata-core.c
index 386e5f21e19..16fc2dd8f2f 100644
--- a/drivers/scsi/libata-core.c
+++ b/drivers/scsi/libata-core.c
@@ -5185,28 +5185,6 @@ void ata_host_stop (struct ata_host_set *host_set)
iounmap(host_set->mmio_base);
}
-
-/**
- * ata_host_remove - Unregister SCSI host structure with upper layers
- * @ap: Port to unregister
- * @do_unregister: 1 if we fully unregister, 0 to just stop the port
- *
- * LOCKING:
- * Inherited from caller.
- */
-
-static void ata_host_remove(struct ata_port *ap, unsigned int do_unregister)
-{
- struct Scsi_Host *sh = ap->host;
-
- DPRINTK("ENTER\n");
-
- if (do_unregister)
- scsi_remove_host(sh);
-
- ap->ops->port_stop(ap);
-}
-
/**
* ata_dev_init - Initialize an ata_device structure
* @dev: Device structure to initialize
@@ -5532,8 +5510,11 @@ int ata_device_add(const struct ata_probe_ent *ent)
err_out:
for (i = 0; i < count; i++) {
- ata_host_remove(host_set->ports[i], 1);
- scsi_host_put(host_set->ports[i]->host);
+ struct ata_port *ap = host_set->ports[i];
+ if (ap) {
+ ap->ops->port_stop(ap);
+ scsi_host_put(ap->host);
+ }
}
err_free_ret:
kfree(host_set);
@@ -5558,7 +5539,7 @@ void ata_port_detach(struct ata_port *ap)
int i;
if (!ap->ops->error_handler)
- return;
+ goto skip_eh;
/* tell EH we're leaving & flush EH */
spin_lock_irqsave(ap->lock, flags);
@@ -5594,6 +5575,7 @@ void ata_port_detach(struct ata_port *ap)
cancel_delayed_work(&ap->hotplug_task);
flush_workqueue(ata_aux_wq);
+ skip_eh:
/* remove the associated SCSI host */
scsi_remove_host(ap->host);
}
@@ -5662,7 +5644,7 @@ int ata_scsi_release(struct Scsi_Host *host)
DPRINTK("ENTER\n");
ap->ops->port_disable(ap);
- ata_host_remove(ap, 0);
+ ap->ops->port_stop(ap);
DPRINTK("EXIT\n");
return 1;
diff --git a/drivers/scsi/libata-scsi.c b/drivers/scsi/libata-scsi.c
index 7ced41ecde8..e92c31d698f 100644
--- a/drivers/scsi/libata-scsi.c
+++ b/drivers/scsi/libata-scsi.c
@@ -2353,6 +2353,19 @@ static void atapi_qc_complete(struct ata_queued_cmd *qc)
ata_gen_ata_desc_sense(qc);
}
+ /* SCSI EH automatically locks door if sdev->locked is
+ * set. Sometimes door lock request continues to
+ * fail, for example, when no media is present. This
+ * creates a loop - SCSI EH issues door lock which
+ * fails and gets invoked again to acquire sense data
+ * for the failed command.
+ *
+ * If door lock fails, always clear sdev->locked to
+ * avoid this infinite loop.
+ */
+ if (qc->cdb[0] == ALLOW_MEDIUM_REMOVAL)
+ qc->dev->sdev->locked = 0;
+
qc->scsicmd->result = SAM_STAT_CHECK_CONDITION;
qc->scsidone(cmd);
ata_qc_free(qc);
diff --git a/drivers/scsi/sata_sil24.c b/drivers/scsi/sata_sil24.c
index 2e0f4a4076a..3f368c7d3ef 100644
--- a/drivers/scsi/sata_sil24.c
+++ b/drivers/scsi/sata_sil24.c
@@ -1106,7 +1106,6 @@ static int sil24_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
probe_ent->irq = pdev->irq;
probe_ent->irq_flags = IRQF_SHARED;
- probe_ent->mmio_base = port_base;
probe_ent->private_data = hpriv;
hpriv->host_base = host_base;