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path: root/drivers/scsi/libata-core.c
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Diffstat (limited to 'drivers/scsi/libata-core.c')
-rw-r--r--drivers/scsi/libata-core.c81
1 files changed, 49 insertions, 32 deletions
diff --git a/drivers/scsi/libata-core.c b/drivers/scsi/libata-core.c
index d92273cbe0de..e5b01997117a 100644
--- a/drivers/scsi/libata-core.c
+++ b/drivers/scsi/libata-core.c
@@ -4132,6 +4132,53 @@ err_out:
}
/**
+ * ata_host_set_remove - PCI layer callback for device removal
+ * @host_set: ATA host set that was removed
+ *
+ * Unregister all objects associated with this host set. Free those
+ * objects.
+ *
+ * LOCKING:
+ * Inherited from calling layer (may sleep).
+ */
+
+
+void ata_host_set_remove(struct ata_host_set *host_set)
+{
+ struct ata_port *ap;
+ unsigned int i;
+
+ for (i = 0; i < host_set->n_ports; i++) {
+ ap = host_set->ports[i];
+ scsi_remove_host(ap->host);
+ }
+
+ free_irq(host_set->irq, host_set);
+
+ for (i = 0; i < host_set->n_ports; i++) {
+ ap = host_set->ports[i];
+
+ ata_scsi_release(ap->host);
+
+ if ((ap->flags & ATA_FLAG_NO_LEGACY) == 0) {
+ struct ata_ioports *ioaddr = &ap->ioaddr;
+
+ if (ioaddr->cmd_addr == 0x1f0)
+ release_region(0x1f0, 8);
+ else if (ioaddr->cmd_addr == 0x170)
+ release_region(0x170, 8);
+ }
+
+ scsi_host_put(ap->host);
+ }
+
+ if (host_set->ops->host_stop)
+ host_set->ops->host_stop(host_set);
+
+ kfree(host_set);
+}
+
+/**
* ata_scsi_release - SCSI layer callback hook for host unload
* @host: libata host to be unloaded
*
@@ -4471,39 +4518,8 @@ void ata_pci_remove_one (struct pci_dev *pdev)
{
struct device *dev = pci_dev_to_dev(pdev);
struct ata_host_set *host_set = dev_get_drvdata(dev);
- struct ata_port *ap;
- unsigned int i;
-
- for (i = 0; i < host_set->n_ports; i++) {
- ap = host_set->ports[i];
-
- scsi_remove_host(ap->host);
- }
-
- free_irq(host_set->irq, host_set);
-
- for (i = 0; i < host_set->n_ports; i++) {
- ap = host_set->ports[i];
-
- ata_scsi_release(ap->host);
-
- if ((ap->flags & ATA_FLAG_NO_LEGACY) == 0) {
- struct ata_ioports *ioaddr = &ap->ioaddr;
-
- if (ioaddr->cmd_addr == 0x1f0)
- release_region(0x1f0, 8);
- else if (ioaddr->cmd_addr == 0x170)
- release_region(0x170, 8);
- }
-
- scsi_host_put(ap->host);
- }
-
- if (host_set->ops->host_stop)
- host_set->ops->host_stop(host_set);
-
- kfree(host_set);
+ ata_host_set_remove(host_set);
pci_release_regions(pdev);
pci_disable_device(pdev);
dev_set_drvdata(dev, NULL);
@@ -4573,6 +4589,7 @@ module_exit(ata_exit);
EXPORT_SYMBOL_GPL(ata_std_bios_param);
EXPORT_SYMBOL_GPL(ata_std_ports);
EXPORT_SYMBOL_GPL(ata_device_add);
+EXPORT_SYMBOL_GPL(ata_host_set_remove);
EXPORT_SYMBOL_GPL(ata_sg_init);
EXPORT_SYMBOL_GPL(ata_sg_init_one);
EXPORT_SYMBOL_GPL(ata_qc_complete);