[POWERPC] modify PCI code for a merged kernel
authorStephen Rothwell <sfr@canb.auug.org.au>
Mon, 25 Sep 2006 03:35:09 +0000 (13:35 +1000)
committerStephen Rothwell <sfr@canb.auug.org.au>
Mon, 25 Sep 2006 03:35:09 +0000 (13:35 +1000)
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
arch/powerpc/kernel/pci_64.c
arch/powerpc/platforms/iseries/pci.c

index c1b1e14775e41c53a2b0614db015aad71b1b9be3..78d3c0fc8dfbfd1254f77fa44d680c4cdcc27b56 100644 (file)
@@ -30,6 +30,7 @@
 #include <asm/byteorder.h>
 #include <asm/machdep.h>
 #include <asm/ppc-pci.h>
+#include <asm/firmware.h>
 
 #ifdef DEBUG
 #include <asm/udbg.h>
@@ -209,7 +210,6 @@ void pcibios_free_controller(struct pci_controller *phb)
                kfree(phb);
 }
 
-#ifndef CONFIG_PPC_ISERIES
 void __devinit pcibios_claim_one_bus(struct pci_bus *b)
 {
        struct pci_dev *dev;
@@ -238,10 +238,12 @@ static void __init pcibios_claim_of_setup(void)
 {
        struct pci_bus *b;
 
+       if (firmware_has_feature(FW_FEATURE_ISERIES))
+               return;
+
        list_for_each_entry(b, &pci_root_buses, node)
                pcibios_claim_one_bus(b);
 }
-#endif
 
 #ifdef CONFIG_PPC_MULTIPLATFORM
 static u32 get_int_prop(struct device_node *np, const char *name, u32 def)
@@ -554,9 +556,8 @@ static int __init pcibios_init(void)
         */
        ppc_md.phys_mem_access_prot = pci_phys_mem_access_prot;
 
-#ifdef CONFIG_PPC_ISERIES
-       iSeries_pcibios_init(); 
-#endif
+       if (firmware_has_feature(FW_FEATURE_ISERIES))
+               iSeries_pcibios_init();
 
        printk(KERN_DEBUG "PCI: Probing PCI hardware\n");
 
@@ -566,15 +567,15 @@ static int __init pcibios_init(void)
                pci_bus_add_devices(hose->bus);
        }
 
-#ifndef CONFIG_PPC_ISERIES
-       if (pci_probe_only)
-               pcibios_claim_of_setup();
-       else
-               /* FIXME: `else' will be removed when
-                  pci_assign_unassigned_resources() is able to work
-                  correctly with [partially] allocated PCI tree. */
-               pci_assign_unassigned_resources();
-#endif /* !CONFIG_PPC_ISERIES */
+       if (!firmware_has_feature(FW_FEATURE_ISERIES)) {
+               if (pci_probe_only)
+                       pcibios_claim_of_setup();
+               else
+                       /* FIXME: `else' will be removed when
+                          pci_assign_unassigned_resources() is able to work
+                          correctly with [partially] allocated PCI tree. */
+                       pci_assign_unassigned_resources();
+       }
 
        /* Call machine dependent final fixup */
        if (ppc_md.pcibios_fixup)
@@ -586,8 +587,9 @@ static int __init pcibios_init(void)
                printk(KERN_DEBUG "ISA bridge at %s\n", pci_name(ppc64_isabridge_dev));
 
 #ifdef CONFIG_PPC_MULTIPLATFORM
-       /* map in PCI I/O space */
-       phbs_remap_io();
+       if (!firmware_has_feature(FW_FEATURE_ISERIES))
+               /* map in PCI I/O space */
+               phbs_remap_io();
 #endif
 
        printk(KERN_DEBUG "PCI: Probing PCI hardware done\n");
@@ -637,13 +639,13 @@ int pcibios_enable_device(struct pci_dev *dev, int mask)
  */
 int pci_domain_nr(struct pci_bus *bus)
 {
-#ifdef CONFIG_PPC_ISERIES
-       return 0;
-#else
-       struct pci_controller *hose = pci_bus_to_host(bus);
+       if (firmware_has_feature(FW_FEATURE_ISERIES))
+               return 0;
+       else {
+               struct pci_controller *hose = pci_bus_to_host(bus);
 
-       return hose->global_number;
-#endif
+               return hose->global_number;
+       }
 }
 
 EXPORT_SYMBOL(pci_domain_nr);
@@ -651,12 +653,12 @@ EXPORT_SYMBOL(pci_domain_nr);
 /* Decide whether to display the domain number in /proc */
 int pci_proc_domain(struct pci_bus *bus)
 {
-#ifdef CONFIG_PPC_ISERIES
-       return 0;
-#else
-       struct pci_controller *hose = pci_bus_to_host(bus);
-       return hose->buid;
-#endif
+       if (firmware_has_feature(FW_FEATURE_ISERIES))
+               return 0;
+       else {
+               struct pci_controller *hose = pci_bus_to_host(bus);
+               return hose->buid;
+       }
 }
 
 /*
index 3eb12065df23ec635aaaafb2dac1a8d4b5e003ef..e904b3609c6c9fcac808127e9427c9dffd2293c6 100644 (file)
@@ -262,10 +262,6 @@ void __init iSeries_pci_final_fixup(void)
        mf_display_src(0xC9000200);
 }
 
-void pcibios_fixup_bus(struct pci_bus *PciBus)
-{
-}
-
 void pcibios_fixup_resources(struct pci_dev *pdev)
 {
 }
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