From: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Date: Thu, 3 Dec 2009 19:32:13 +0000 (+0100)
Subject: pata_rz1000: Power Management fix
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=0826ef5f6fa28c50b70cfae001fd31531a1656f8;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git

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>
---

diff --git a/drivers/ata/pata_rz1000.c b/drivers/ata/pata_rz1000.c
index a5e4dfe60b41..2932998fc4c6 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