kill useless exports and bookkeeping in bt878.c

@@ -557,52 +557,24 @@
       .remove 	= __devexit_p(bt878_remove),
 };
 
-static int bt878_pci_driver_registered = 0;
-
-/* This will be used later by dvb-bt8xx to only use the audio
- * dma of certain cards */
-int bt878_find_audio_dma(void)
-{
-	// pci_register_driver(&bt878_pci_driver);
-	bt878_pci_driver_registered = 1;
-	return 0;
-}
-
-EXPORT_SYMBOL(bt878_find_audio_dma);
-
 /*******************************/
 /* Module management functions */
 /*******************************/
 
-int bt878_init_module(void)
+static int bt878_init_module(void)
 {
-	bt878_num = 0;
-	bt878_pci_driver_registered = 0;
-
 	printk(KERN_INFO "bt878: AUDIO driver version %d.%d.%d loaded\n",
 	       (BT878_VERSION_CODE >> 16) & 0xff,
 	       (BT878_VERSION_CODE >> 8) & 0xff,
 	       BT878_VERSION_CODE & 0xff);
-/*
-        bt878_check_chipset();
-*/
-	/* later we register inside of bt878_find_audio_dma
-	 * because we may want to ignore certain cards */
-	bt878_pci_driver_registered = 1;
 	return pci_module_init(&bt878_pci_driver);
 }
 
-void bt878_cleanup_module(void)
+static void bt878_cleanup_module(void)
 {
-	if (bt878_pci_driver_registered) {
-		bt878_pci_driver_registered = 0;
-		pci_unregister_driver(&bt878_pci_driver);
-	}
-	return;
+	pci_unregister_driver(&bt878_pci_driver);
 }
 
-EXPORT_SYMBOL(bt878_init_module);
-EXPORT_SYMBOL(bt878_cleanup_module);
 module_init(bt878_init_module);
 module_exit(bt878_cleanup_module);