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arm/PCI: convert to pci_scan_root_bus() for correct root bus resources

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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>
This commit is contained in:
Bjorn Helgaas
2011-10-28 16:26:16 -06:00
committed by Jesse Barnes
parent a2f33da11a
commit 37d15909ff
21 changed files with 104 additions and 111 deletions
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19
arch/arm/mach-versatile/pci.c
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@@ -191,7 +191,7 @@ static struct resource pre_mem = {
.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 @@ static int __init pci_versatile_setup_resources(struct resource **resource)
}
/*
* 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 @@ int __init pci_versatile_setup(int nr, struct pci_sys_data *sys)
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 @@ int __init pci_versatile_setup(int nr, struct pci_sys_data *sys)
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)