pata_rz1000: Power Management fix

Fix ->resume method to re-enable & re-init PCI device properly
before doing chipset specific setup.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>

1 files changed, 10 insertions, 1 deletions

diff --git a/drivers/ata/pata_rz1000.c b/drivers/ata/pata_rz1000.c
index a5e4dfe60b4..2932998fc4c 100644
--- a/drivers/ata/pata_rz1000.c
+++ b/drivers/ata/pata_rz1000.c
@@ -105,11 +105,20 @@ static int rz1000_init_one (struct pci_dev *pdev, const struct pci_device_id *en
 #ifdef CONFIG_PM
 static int rz1000_reinit_one(struct pci_dev *pdev)
 {
+        struct ata_host *host = dev_get_drvdata(&pdev->dev);
+        int rc;
+
+        rc = ata_pci_device_do_resume(pdev);
+        if (rc)
+                return rc;
+
         /* If this fails on resume (which is a "cant happen" case), we
            must stop as any progress risks data loss */
         if (rz1000_fifo_disable(pdev))
                 panic("rz1000 fifo");
-        return ata_pci_device_resume(pdev);
+
+        ata_host_resume(host);
+        return 0;
 }
 #endif