From: Anton Vorontsov <avorontsov@ru.mvista.com>
Date: Wed, 3 Mar 2010 17:17:39 +0000 (+0300)
Subject: ahci: Factor out PCI specifics from ahci_reset_controller()
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=3303040d8ba2dc0090ff172627df44d284c893e7;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git

ahci: Factor out PCI specifics from ahci_reset_controller()

Move PCI stuff into ahci_pci_reset_controller().

Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
---

diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index e49c32d51fda..189b97c9f0ec 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -1359,7 +1359,6 @@ static int ahci_deinit_port(struct ata_port *ap, const char **emsg)
 
 static int ahci_reset_controller(struct ata_host *host)
 {
-	struct pci_dev *pdev = to_pci_dev(host->dev);
 	struct ahci_host_priv *hpriv = host->private_data;
 	void __iomem *mmio = hpriv->mmio;
 	u32 tmp;
@@ -1403,7 +1402,17 @@ static int ahci_reset_controller(struct ata_host *host)
 		dev_printk(KERN_INFO, host->dev,
 			   "skipping global host reset\n");
 
+	return 0;
+}
+
+static int ahci_pci_reset_controller(struct ata_host *host)
+{
+	struct pci_dev *pdev = to_pci_dev(host->dev);
+
+	ahci_reset_controller(host);
+
 	if (pdev->vendor == PCI_VENDOR_ID_INTEL) {
+		struct ahci_host_priv *hpriv = host->private_data;
 		u16 tmp16;
 
 		/* configure PCS */
@@ -2697,7 +2706,7 @@ static int ahci_pci_device_resume(struct pci_dev *pdev)
 		return rc;
 
 	if (pdev->dev.power.power_state.event == PM_EVENT_SUSPEND) {
-		rc = ahci_reset_controller(host);
+		rc = ahci_pci_reset_controller(host);
 		if (rc)
 			return rc;
 
@@ -3437,7 +3446,7 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 	if (rc)
 		return rc;
 
-	rc = ahci_reset_controller(host);
+	rc = ahci_pci_reset_controller(host);
 	if (rc)
 		return rc;