isci: reorder init to cleanup unneeded declarations

Just move isci_pci_driver below the function definitions and delete the
declarations.  A couple other whitespace fixups, and unused symbol
deletions.
Reported-by: Christoph Hellwig <hch@infradead.org>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>

drivers/scsi/isci/init.c

@@ -84,23 +84,8 @@ static DEFINE_PCI_DEVICE_TABLE(isci_id_table) = {
 	{}
 };
 
-struct isci_firmware *isci_firmware;
-
-static int __devinit isci_pci_probe(
-	struct pci_dev *pdev,
-	const struct pci_device_id *device_id_p);
-
-static void __devexit isci_pci_remove(struct pci_dev *pdev);
-
 MODULE_DEVICE_TABLE(pci, isci_id_table);
 
-static struct pci_driver isci_pci_driver = {
-	.name		= DRV_NAME,
-	.id_table	= isci_id_table,
-	.probe		= isci_pci_probe,
-	.remove		= __devexit_p(isci_pci_remove),
-};
-
 /* linux isci specific settings */
 
 #if defined(CONFIG_PBG_HBA_A0)
@@ -573,6 +558,13 @@ static void __devexit isci_pci_remove(struct pci_dev *pdev)
 	}
 }
 
+static struct pci_driver isci_pci_driver = {
+	.name		= DRV_NAME,
+	.id_table	= isci_id_table,
+	.probe		= isci_pci_probe,
+	.remove		= __devexit_p(isci_pci_remove),
+};
+
 static __init int isci_init(void)
 {
 	int err;