[POWERPC] Provide ability to setup P2P bridge registers from struct resource

[mv-sheeva.git] / arch / powerpc / kernel / pci_32.c

diff --git a/arch/powerpc/kernel/pci_32.c b/arch/powerpc/kernel/pci_32.c
index 0adf077f3f3a6cdebc104da48505f23212fdcd7a..721a69400d6557c86fe2c3cc46705130c80df95d 100644 (file)
--- a/arch/powerpc/kernel/pci_32.c
+++ b/arch/powerpc/kernel/pci_32.c
@@ -415,15 +415,13 @@ probe_resource(struct pci_bus *parent, struct resource *pr,
        return 0;
 }
 
-static void __init
-update_bridge_base(struct pci_bus *bus, int i)
+void __init
+update_bridge_resource(struct pci_dev *dev, struct resource *res)
 {
-       struct resource *res = bus->resource[i];
        u8 io_base_lo, io_limit_lo;
        u16 mem_base, mem_limit;
        u16 cmd;
        unsigned long start, end, off;
-       struct pci_dev *dev = bus->self;
        struct pci_controller *hose = dev->sysdata;
 
        if (!hose) {
@@ -467,12 +465,20 @@ update_bridge_base(struct pci_bus *bus, int i)
                pci_write_config_word(dev, PCI_PREF_MEMORY_LIMIT, mem_limit);
 
        } else {
-               DBG(KERN_ERR "PCI: ugh, bridge %s res %d has flags=%lx\n",
-                   pci_name(dev), i, res->flags);
+               DBG(KERN_ERR "PCI: ugh, bridge %s res has flags=%lx\n",
+                   pci_name(dev), res->flags);
        }
        pci_write_config_word(dev, PCI_COMMAND, cmd);
 }
 
+static void __init
+update_bridge_base(struct pci_bus *bus, int i)
+{
+       struct resource *res = bus->resource[i];
+       struct pci_dev *dev = bus->self;
+       update_bridge_resource(dev, res);
+}
+
 static inline void alloc_resource(struct pci_dev *dev, int idx)
 {
        struct resource *pr, *r = &dev->resource[idx];
@@ -1468,3 +1474,10 @@ EARLY_PCI_OP(read, dword, u32 *)
 EARLY_PCI_OP(write, byte, u8)
 EARLY_PCI_OP(write, word, u16)
 EARLY_PCI_OP(write, dword, u32)
+
+extern int pci_bus_find_capability (struct pci_bus *bus, unsigned int devfn, int cap);
+int early_find_capability(struct pci_controller *hose, int bus, int devfn,
+                         int cap)
+{
+       return pci_bus_find_capability(fake_pci_bus(hose, bus), devfn, cap);
+}