[PATCH v4 04/13] libata: use correct PCI devices

[Lin Ming]

From: Holger Macht <holger@xxxxxxxx>

Commit 9a6d6a2ddabbd32c07f6a38b659e5f3db319fa5a made ata ports parent
devices of scsi hosts, so we need to go yet another level up to be able
to use the correct PCI devices.

Signed-off-by: Holger Macht <holger@xxxxxxxx>
Signed-off-by: Lin Ming <ming.m.lin@xxxxxxxxx>
---
 drivers/ata/libata-acpi.c |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/ata/libata-acpi.c b/drivers/ata/libata-acpi.c
index 762e0c8..df4e21a 100644
--- a/drivers/ata/libata-acpi.c
+++ b/drivers/ata/libata-acpi.c
@@ -976,7 +976,7 @@ static int ata_acpi_bind_host(struct device *dev, int host, acpi_handle *handle)
 	if (ap->flags & ATA_FLAG_ACPI_SATA)
 		return -ENODEV;
 
-	*handle = acpi_get_child(DEVICE_ACPI_HANDLE(dev->parent), ap->port_no);
+	*handle = acpi_get_child(DEVICE_ACPI_HANDLE(dev->parent->parent), ap->port_no);
 
 	if (!*handle)
 		return -ENODEV;
@@ -1010,13 +1010,13 @@ static int ata_acpi_find_device(struct device *dev, acpi_handle *handle)
 	unsigned int host, channel, id, lun;
 
 	if (sscanf(dev_name(dev), "host%u", &host) == 1) {
-		if (!is_pci_ata(dev->parent))
+		if (!is_pci_ata(dev->parent->parent))
 			return -ENODEV;
 
 		return ata_acpi_bind_host(dev, host, handle);
 	} else if (sscanf(dev_name(dev), "%d:%d:%d:%d",
 			&host, &channel, &id, &lun) == 4) {
-		if (!is_pci_ata(dev->parent->parent->parent))
+		if (!is_pci_ata(dev->parent->parent->parent->parent))
 			return -ENODEV;
 
 		return ata_acpi_bind_device(dev, channel, id, handle);
-- 
1.7.2.5

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