[POWERPC] Remove hack to determine the 2nd PHBs bus number

Now that we have the pci_controller in the exclude function we can easy
figure out if the bus number is the PHB or not.  The old style of using a
variable setup at init time was actually broken and would only work in
specific cases.

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>

diff --git a/arch/powerpc/platforms/83xx/pci.c b/arch/powerpc/platforms/83xx/pci.c
index f92e71f2ed6b87231e6bf39d3e24c2dbb116cca0..8da935c6e26901a67cbf5161511cb04a4a8d647d 100644 (file)
--- a/arch/powerpc/platforms/83xx/pci.c
+++ b/arch/powerpc/platforms/83xx/pci.c
@@ -33,15 +33,10 @@
 #define DBG(x...)
 #endif
 
-int mpc83xx_pci2_busno;
-
 int mpc83xx_exclude_device(struct pci_controller *hose, u_char bus, u_char devfn)
 {
-       if (bus == 0 && PCI_SLOT(devfn) == 0)
+       if ((bus == hose->first_busno) && PCI_SLOT(devfn) == 0)
                return PCIBIOS_DEVICE_NOT_FOUND;
-       if (mpc83xx_pci2_busno)
-               if (bus == (mpc83xx_pci2_busno) && PCI_SLOT(devfn) == 0)
-                       return PCIBIOS_DEVICE_NOT_FOUND;
        return PCIBIOS_SUCCESSFUL;
 }
 
@@ -86,7 +81,6 @@ int __init mpc83xx_add_bridge(struct device_node *dev)
                setup_indirect_pci(hose, immr + 0x8380, immr + 0x8384);
                primary = 0;
                hose->bus_offset = hose->first_busno;
-               mpc83xx_pci2_busno = hose->first_busno;
        }
 
        printk(KERN_INFO "Found MPC83xx PCI host bridge at 0x%016llx. "

diff --git a/arch/powerpc/platforms/85xx/mpc85xx_cds.c b/arch/powerpc/platforms/85xx/mpc85xx_cds.c
index fcea5ab5eb77db647266e22476b69edb77ff133c..04a1eaa81bbe2f6131eca2d0cc6dd3427fd5b740 100644 (file)
--- a/arch/powerpc/platforms/85xx/mpc85xx_cds.c
+++ b/arch/powerpc/platforms/85xx/mpc85xx_cds.c
@@ -55,16 +55,11 @@ static volatile u8 *cadmus;
 #define ARCADIA_HOST_BRIDGE_IDSEL      17
 #define ARCADIA_2ND_BRIDGE_IDSEL       3
 
-extern int mpc85xx_pci2_busno;
-
 static int mpc85xx_exclude_device(struct pci_controller *hose,
                                  u_char bus, u_char devfn)
 {
-       if (bus == 0 && PCI_SLOT(devfn) == 0)
+       if ((bus == hose->first_busno) && PCI_SLOT(devfn) == 0)
                return PCIBIOS_DEVICE_NOT_FOUND;
-       if (mpc85xx_pci2_busno)
-               if (bus == (mpc85xx_pci2_busno) && PCI_SLOT(devfn) == 0)
-                       return PCIBIOS_DEVICE_NOT_FOUND;
        /* We explicitly do not go past the Tundra 320 Bridge */
        if ((bus == 1) && (PCI_SLOT(devfn) == ARCADIA_2ND_BRIDGE_IDSEL))
                return PCIBIOS_DEVICE_NOT_FOUND;

diff --git a/arch/powerpc/platforms/85xx/pci.c b/arch/powerpc/platforms/85xx/pci.c
index 72a1bc5e0c2dae681d58bcfeccbd1c8a06cce9bb..be67f67ee6f40ebe95dfe9012da106e5a9e22dce 100644 (file)
--- a/arch/powerpc/platforms/85xx/pci.c
+++ b/arch/powerpc/platforms/85xx/pci.c
@@ -33,8 +33,6 @@
 #define DBG(x...)
 #endif
 
-int mpc85xx_pci2_busno = 0;
-
 #ifdef CONFIG_PCI
 int __init mpc85xx_add_bridge(struct device_node *dev)
 {
@@ -74,7 +72,6 @@ int __init mpc85xx_add_bridge(struct device_node *dev)
                setup_indirect_pci(hose, immr + 0x9000, immr + 0x9004);
                primary = 0;
                hose->bus_offset = hose->first_busno;
-               mpc85xx_pci2_busno = hose->first_busno;
        }
 
        printk(KERN_INFO "Found MPC85xx PCI host bridge at 0x%016llx. "