ide: add "initializing" argument to ide_register_hw()

Add "initializing" argument to ide_register_hw() and use it instead of ide.c
wide variable of the same name.  Update all users of ide_register_hw()
accordingly.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>

drivers/ide/legacy/falconide.c

@@ -70,7 +70,7 @@ void __init falconide_init(void)
 			0, 0, NULL,
 //			falconide_iops,
 			IRQ_MFP_IDE);
-	index = ide_register_hw(&hw, NULL);
+	index = ide_register_hw(&hw, 1, NULL);
 
 	if (index != -1)
 	    printk("ide%d: Falcon IDE interface\n", index);