Gitweb:     
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=a2b66515a7a2df5cbe4627bd355a1f9a73246bdc
Commit:     a2b66515a7a2df5cbe4627bd355a1f9a73246bdc
Parent:     7c60e1caa5ddaf7605a8baa91a7d5b6f9c324385
Author:     Jeff Garzik <[EMAIL PROTECTED]>
AuthorDate: Sun Jul 15 19:25:45 2007 -0400
Committer:  Jeff Garzik <[EMAIL PROTECTED]>
CommitDate: Tue Jul 17 17:23:22 2007 -0400

    [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 <[EMAIL PROTECTED]>
---
 drivers/isdn/hisax/enternow_pci.c |  165 ++++++++++++++++++++-----------------
 1 files changed, 89 insertions(+), 76 deletions(-)

diff --git a/drivers/isdn/hisax/enternow_pci.c 
b/drivers/isdn/hisax/enternow_pci.c
index b45de9d..b73027f 100644
--- a/drivers/isdn/hisax/enternow_pci.c
+++ b/drivers/isdn/hisax/enternow_pci.c
@@ -300,98 +300,72 @@ 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)
+       if (pci_enable_device(dev_netjet))
                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;
-                       if (!cs->irq) {
-                               printk(KERN_WARNING "enter:now PCI: No IRQ for 
PCI card found\n");
-                               return(0);
-                       }
-                       cs->hw.njet.base = pci_resource_start(dev_netjet, 0);
-                       if (!cs->hw.njet.base) {
-                               printk(KERN_WARNING "enter:now PCI: No IO-Adr 
for PCI card found\n");
-                               return(0);
-                       }
-                        /* checks Sub-Vendor ID because system crashes with 
Traverse-Card */
-                       if ((dev_netjet->subsystem_vendor != 0x55) ||
-                               (dev_netjet->subsystem_device != 0x02)) {
-                               printk(KERN_WARNING "enter:now: You tried to 
load this driver with an incompatible TigerJet-card\n");
-                                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);
-               }
-
-               cs->hw.njet.auxa = cs->hw.njet.base + NETJET_AUXDATA;
-               cs->hw.njet.isac = cs->hw.njet.base + 0xC0; // Fenster zum AMD
-
-               /* Reset an */
-               cs->hw.njet.ctrl_reg = 0x07;  // ge´┐Żndert von 0xff
-               outb(cs->hw.njet.ctrl_reg, cs->hw.njet.base + NETJET_CTRL);
-               /* 20 ms Pause */
-               mdelay(20);
+       cs->irq = dev_netjet->irq;
+       if (!cs->irq) {
+               printk(KERN_WARNING "enter:now PCI: No IRQ for PCI card 
found\n");
+               return(0);
+       }
+       cs->hw.njet.base = pci_resource_start(dev_netjet, 0);
+       if (!cs->hw.njet.base) {
+               printk(KERN_WARNING "enter:now PCI: No IO-Adr for PCI card 
found\n");
+               return(0);
+       }
+       /* checks Sub-Vendor ID because system crashes with Traverse-Card */
+       if ((dev_netjet->subsystem_vendor != 0x55) ||
+           (dev_netjet->subsystem_device != 0x02)) {
+               printk(KERN_WARNING "enter:now: You tried to load this driver 
with an incompatible TigerJet-card\n");
+               printk(KERN_WARNING "Use type=20 for Traverse NetJet PCI 
Card.\n");
+               return(0);
+       }
 
-               cs->hw.njet.ctrl_reg = 0x30;  /* Reset Off and status read 
clear */
-               outb(cs->hw.njet.ctrl_reg, cs->hw.njet.base + NETJET_CTRL);
-               mdelay(10);
+       return(1);
+}
 
-               cs->hw.njet.auxd = 0x00; // war 0xc0
-               cs->hw.njet.dmactrl = 0;
+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
 
-               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);
+       /* Reset an */
+       cs->hw.njet.ctrl_reg = 0x07;  // ge´┐Żndert von 0xff
+       outb(cs->hw.njet.ctrl_reg, cs->hw.njet.base + NETJET_CTRL);
+       /* 20 ms Pause */
+       mdelay(20);
 
-               break;
-       }
-#else
+       cs->hw.njet.ctrl_reg = 0x30;  /* Reset Off and status read clear */
+       outb(cs->hw.njet.ctrl_reg, cs->hw.njet.base + NETJET_CTRL);
+       mdelay(10);
 
-       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);
+       cs->hw.njet.auxd = 0x00; // war 0xc0
+       cs->hw.njet.dmactrl = 0;
 
-#endif /* CONFIG_PCI */
+       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);
+}
 
-       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],
-                          cs->hw.njet.base,
-                          cs->hw.njet.base + bytecnt);
+                      "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 */
@@ -407,5 +381,44 @@ setup_enternow_pci(struct IsdnCard *card)
        cs->irq_func = &enpci_interrupt;
        cs->irq_flags |= IRQF_SHARED;
 
-        return (1);
+       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);
 }
-
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