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pata_rz1000: Power Management fix

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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>
This commit is contained in:
Bartlomiej Zolnierkiewicz 2009-12-03 20:32:13 +01:00 committed by Jeff Garzik
parent dd4a43c979
commit 0826ef5f6f
1 changed files with 10 additions and 1 deletions
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11
drivers/ata/pata_rz1000.c
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@ -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