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authorRussell King <rmk+kernel@arm.linux.org.uk>2012-03-10 12:49:16 +0000
committerRussell King <rmk+kernel@arm.linux.org.uk>2012-05-13 17:12:17 +0100
commitc23bfc3835173f5229b2503e3b616001a28affad (patch)
tree109f74ea29224587bead91289f55f2d30032b615 /arch/arm/mach-integrator
parentdaeb4c0c3bf2df72d0cd6e4330bad9e2e520552b (diff)
downloadblackbird-op-linux-c23bfc3835173f5229b2503e3b616001a28affad.tar.gz
blackbird-op-linux-c23bfc3835173f5229b2503e3b616001a28affad.zip
ARM: PCI: provide a default bus scan implementation
Most PCI implementations perform simple root bus scanning. Rather than having each group of platforms provide a duplicated bus scan function, provide the PCI configuration ops structure via the hw_pci structure, and call the root bus scanning function from core ARM PCI code. Acked-by: Krzysztof Hałasa <khc@pm.waw.pl> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-integrator')
-rw-r--r--arch/arm/mach-integrator/pci.c2
-rw-r--r--arch/arm/mach-integrator/pci_v3.c8
2 files changed, 2 insertions, 8 deletions
diff --git a/arch/arm/mach-integrator/pci.c b/arch/arm/mach-integrator/pci.c
index f304deac8d05..6c1667e728f5 100644
--- a/arch/arm/mach-integrator/pci.c
+++ b/arch/arm/mach-integrator/pci.c
@@ -98,7 +98,7 @@ static struct hw_pci integrator_pci __initdata = {
.map_irq = integrator_map_irq,
.setup = pci_v3_setup,
.nr_controllers = 1,
- .scan = pci_v3_scan_bus,
+ .ops = &pci_v3_ops,
.preinit = pci_v3_preinit,
.postinit = pci_v3_postinit,
};
diff --git a/arch/arm/mach-integrator/pci_v3.c b/arch/arm/mach-integrator/pci_v3.c
index 67e6f9a9d1a0..b866880e82ac 100644
--- a/arch/arm/mach-integrator/pci_v3.c
+++ b/arch/arm/mach-integrator/pci_v3.c
@@ -340,7 +340,7 @@ static int v3_write_config(struct pci_bus *bus, unsigned int devfn, int where,
return PCIBIOS_SUCCESSFUL;
}
-static struct pci_ops pci_v3_ops = {
+struct pci_ops pci_v3_ops = {
.read = v3_read_config,
.write = v3_write_config,
};
@@ -488,12 +488,6 @@ int __init pci_v3_setup(int nr, struct pci_sys_data *sys)
return ret;
}
-struct pci_bus * __init pci_v3_scan_bus(int nr, struct pci_sys_data *sys)
-{
- return pci_scan_root_bus(NULL, sys->busnr, &pci_v3_ops, sys,
- &sys->resources);
-}
-
/*
* V3_LB_BASE? - local bus address
* V3_LB_MAP? - pci bus address
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