arm/PCI: convert to pci_scan_root_bus() for correct root bus resources
Convert from pci_scan_bus() to pci_scan_root_bus() and remove root bus
resource fixups. This fixes the problem of "early" and "header" quirks
seeing incorrect root bus resources.
CC: Russell King <linux@arm.linux.org.uk>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
diff --git a/arch/arm/mach-versatile/pci.c b/arch/arm/mach-versatile/pci.c
index c898deb..90069bc 100644
--- a/arch/arm/mach-versatile/pci.c
+++ b/arch/arm/mach-versatile/pci.c
@@ -191,7 +191,7 @@
.flags = IORESOURCE_MEM | IORESOURCE_PREFETCH,
};
-static int __init pci_versatile_setup_resources(struct resource **resource)
+static int __init pci_versatile_setup_resources(struct list_head *resources)
{
int ret = 0;
@@ -215,13 +215,13 @@
}
/*
- * bus->resource[0] is the IO resource for this bus
- * bus->resource[1] is the mem resource for this bus
- * bus->resource[2] is the prefetch mem resource for this bus
+ * the IO resource for this bus
+ * the mem resource for this bus
+ * the prefetch mem resource for this bus
*/
- resource[0] = &io_mem;
- resource[1] = &non_mem;
- resource[2] = &pre_mem;
+ pci_add_resource(resources, &io_mem);
+ pci_add_resource(resources, &non_mem);
+ pci_add_resource(resources, &pre_mem);
goto out;
@@ -250,7 +250,7 @@
if (nr == 0) {
sys->mem_offset = 0;
- ret = pci_versatile_setup_resources(sys->resource);
+ ret = pci_versatile_setup_resources(&sys->resources);
if (ret < 0) {
printk("pci_versatile_setup: resources... oops?\n");
goto out;
@@ -306,7 +306,8 @@
struct pci_bus * __init pci_versatile_scan_bus(int nr, struct pci_sys_data *sys)
{
- return pci_scan_bus(sys->busnr, &pci_versatile_ops, sys);
+ return pci_scan_root_bus(NULL, sys->busnr, &pci_versatile_ops, sys,
+ &sys->resources);
}
void __init pci_versatile_preinit(void)