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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-cns3xxx
parentdaeb4c0c3bf2df72d0cd6e4330bad9e2e520552b (diff)
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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 HaƂasa <khc@pm.waw.pl> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/mach-cns3xxx')
-rw-r--r--arch/arm/mach-cns3xxx/pcie.c10
1 files changed, 2 insertions, 8 deletions
diff --git a/arch/arm/mach-cns3xxx/pcie.c b/arch/arm/mach-cns3xxx/pcie.c
index 62f861bef243..311328314163 100644
--- a/arch/arm/mach-cns3xxx/pcie.c
+++ b/arch/arm/mach-cns3xxx/pcie.c
@@ -166,12 +166,6 @@ static struct pci_ops cns3xxx_pcie_ops = {
.write = cns3xxx_pci_write_config,
};
-static struct pci_bus *cns3xxx_pci_scan_bus(int nr, struct pci_sys_data *sys)
-{
- return pci_scan_root_bus(NULL, sys->busnr, &cns3xxx_pcie_ops, sys,
- &sys->resources);
-}
-
static int cns3xxx_pcie_map_irq(const struct pci_dev *dev, u8 slot, u8 pin)
{
struct cns3xxx_pcie *cnspci = pdev_to_cnspci(dev);
@@ -222,8 +216,8 @@ static struct cns3xxx_pcie cns3xxx_pcie[] = {
.hw_pci = {
.domain = 0,
.nr_controllers = 1,
+ .ops = &cns3xxx_pcie_ops,
.setup = cns3xxx_pci_setup,
- .scan = cns3xxx_pci_scan_bus,
.map_irq = cns3xxx_pcie_map_irq,
},
},
@@ -264,8 +258,8 @@ static struct cns3xxx_pcie cns3xxx_pcie[] = {
.hw_pci = {
.domain = 1,
.nr_controllers = 1,
+ .ops = &cns3xxx_pcie_ops,
.setup = cns3xxx_pci_setup,
- .scan = cns3xxx_pci_scan_bus,
.map_irq = cns3xxx_pcie_map_irq,
},
},