[ISDN] HiSax enternow: split setup into 3 smaller functions

No behavior changes, just code movement.  Prep for PCI hotplug API.
Signed-off-by: Jeff Garzik <jeff@garzik.org>

drivers/isdn/hisax/enternow_pci.c

@@ -300,31 +300,9 @@ enpci_interrupt(int intno, void *dev_id)
 	return IRQ_HANDLED;
 }
 
-
-static struct pci_dev *dev_netjet __devinitdata = NULL;
-
-/* called by config.c */
-int __devinit
-setup_enternow_pci(struct IsdnCard *card)
+static int __devinit en_pci_probe(struct pci_dev *dev_netjet,
+				  struct IsdnCardState *cs)
 {
-	int bytecnt;
-	struct IsdnCardState *cs = card->cs;
-	char tmp[64];
-
-#ifdef CONFIG_PCI
-#ifdef __BIG_ENDIAN
-#error "not running on big endian machines now"
-#endif
-        strcpy(tmp, enternow_pci_rev);
-	printk(KERN_INFO "HiSax: Formula-n Europe AG enter:now ISDN PCI driver Rev. %s\n", HiSax_getrev(tmp));
-	if (cs->typ != ISDN_CTYPE_ENTERNOW)
-		return(0);
-	test_and_clear_bit(FLG_LOCK_ATOMIC, &cs->HW_Flags);
-
-	for ( ;; )
-	{
-		if ((dev_netjet = pci_find_device(PCI_VENDOR_ID_TIGERJET,
-			PCI_DEVICE_ID_TIGERJET_300,  dev_netjet))) {
 	if (pci_enable_device(dev_netjet))
 		return(0);
 	cs->irq = dev_netjet->irq;
@@ -344,11 +322,13 @@ setup_enternow_pci(struct IsdnCard *card)
 		printk(KERN_WARNING "Use type=20 for Traverse NetJet PCI Card.\n");
 		return(0);
 	}
-		} else {
-                        printk(KERN_WARNING "enter:now PCI: No PCI card found\n");
-			return(0);
-		}
 
+	return(1);
+}
+
+static void __devinit en_cs_init(struct IsdnCard *card,
+				 struct IsdnCardState *cs)
+{
 	cs->hw.njet.auxa = cs->hw.njet.base + NETJET_AUXDATA;
 	cs->hw.njet.isac = cs->hw.njet.base + 0xC0; // Fenster zum AMD
 
@@ -368,30 +348,24 @@ setup_enternow_pci(struct IsdnCard *card)
 	outb(~TJ_AMD_IRQ, cs->hw.njet.base + NETJET_AUXCTRL);
 	outb(TJ_AMD_IRQ, cs->hw.njet.base + NETJET_IRQMASK1);
 	outb(cs->hw.njet.auxd, cs->hw.njet.auxa);
+}
 
-		break;
-	}
-#else
-
-	printk(KERN_WARNING "enter:now PCI: NO_PCI_BIOS\n");
-	printk(KERN_WARNING "enter:now PCI: unable to config Formula-n enter:now ISDN PCI ab\n");
-	return (0);
-
-#endif /* CONFIG_PCI */
-
-	bytecnt = 256;
+static int __devinit en_cs_init_rest(struct IsdnCard *card,
+				     struct IsdnCardState *cs)
+{
+	const int bytecnt = 256;
 
 	printk(KERN_INFO
 		"enter:now PCI: PCI card configured at 0x%lx IRQ %d\n",
 		cs->hw.njet.base, cs->irq);
 	if (!request_region(cs->hw.njet.base, bytecnt, "Fn_ISDN")) {
 		printk(KERN_WARNING
-			   "HiSax: %s config port %lx-%lx already in use\n",
-			   CardType[card->typ],
+		       "HiSax: enter:now config port %lx-%lx already in use\n",
 		       cs->hw.njet.base,
 		       cs->hw.njet.base + bytecnt);
 		return (0);
 	}
+
 	setup_Amd7930(cs);
 	cs->hw.njet.last_is0 = 0;
         /* macro rByteAMD */
@@ -409,3 +383,42 @@ setup_enternow_pci(struct IsdnCard *card)
 
 	return (1);
 }
+
+static struct pci_dev *dev_netjet __devinitdata = NULL;
+
+/* called by config.c */
+int __devinit
+setup_enternow_pci(struct IsdnCard *card)
+{
+	int ret;
+	struct IsdnCardState *cs = card->cs;
+	char tmp[64];
+
+#ifdef __BIG_ENDIAN
+#error "not running on big endian machines now"
+#endif
+
+        strcpy(tmp, enternow_pci_rev);
+	printk(KERN_INFO "HiSax: Formula-n Europe AG enter:now ISDN PCI driver Rev. %s\n", HiSax_getrev(tmp));
+	if (cs->typ != ISDN_CTYPE_ENTERNOW)
+		return(0);
+	test_and_clear_bit(FLG_LOCK_ATOMIC, &cs->HW_Flags);
+
+	for ( ;; )
+	{
+		if ((dev_netjet = pci_find_device(PCI_VENDOR_ID_TIGERJET,
+			PCI_DEVICE_ID_TIGERJET_300,  dev_netjet))) {
+			ret = en_pci_probe(dev_netjet, cs);
+			if (!ret)
+				return(0);
+		} else {
+                        printk(KERN_WARNING "enter:now PCI: No PCI card found\n");
+			return(0);
+		}
+
+		en_cs_init(card, cs);
+		break;
+	}
+
+        return en_cs_init_rest(card, cs);
+}