ata: ahci_sunxi: make ahci_sunxi_resume() static

Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
Acked-by: Hans de Goede <hdegoede@redhat.com>

drivers/ata/ahci_sunxi.c

@@ -197,7 +197,7 @@ disable_resources:
 }
 
 #ifdef CONFIG_PM_SLEEP
-int ahci_sunxi_resume(struct device *dev)
+static int ahci_sunxi_resume(struct device *dev)
 {
 	struct ata_host *host = dev_get_drvdata(dev);
 	struct ahci_host_priv *hpriv = host->private_data;