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 e49c32d..189b97c 100644 (file)
--- 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;