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path: root/drivers/acpi/pci_root.c
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Diffstat (limited to 'drivers/acpi/pci_root.c')
-rw-r--r--drivers/acpi/pci_root.c21
1 files changed, 16 insertions, 5 deletions
diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c
index 6fc204a52493..0da18bde6a16 100644
--- a/drivers/acpi/pci_root.c
+++ b/drivers/acpi/pci_root.c
@@ -729,7 +729,8 @@ next:
}
}
-static void acpi_pci_root_remap_iospace(struct resource_entry *entry)
+static void acpi_pci_root_remap_iospace(struct fwnode_handle *fwnode,
+ struct resource_entry *entry)
{
#ifdef PCI_IOBASE
struct resource *res = entry->res;
@@ -738,7 +739,7 @@ static void acpi_pci_root_remap_iospace(struct resource_entry *entry)
resource_size_t length = resource_size(res);
unsigned long port;
- if (pci_register_io_range(cpu_addr, length))
+ if (pci_register_io_range(fwnode, cpu_addr, length))
goto err;
port = pci_address_to_pio(cpu_addr);
@@ -780,7 +781,8 @@ int acpi_pci_probe_root_resources(struct acpi_pci_root_info *info)
else {
resource_list_for_each_entry_safe(entry, tmp, list) {
if (entry->res->flags & IORESOURCE_IO)
- acpi_pci_root_remap_iospace(entry);
+ acpi_pci_root_remap_iospace(&device->fwnode,
+ entry);
if (entry->res->flags & IORESOURCE_DISABLED)
resource_list_destroy_entry(entry);
@@ -871,6 +873,7 @@ struct pci_bus *acpi_pci_root_create(struct acpi_pci_root *root,
struct acpi_device *device = root->device;
int node = acpi_get_node(device->handle);
struct pci_bus *bus;
+ struct pci_host_bridge *host_bridge;
info->root = root;
info->bridge = device;
@@ -895,9 +898,17 @@ struct pci_bus *acpi_pci_root_create(struct acpi_pci_root *root,
if (!bus)
goto out_release_info;
+ host_bridge = to_pci_host_bridge(bus->bridge);
+ if (!(root->osc_control_set & OSC_PCI_EXPRESS_NATIVE_HP_CONTROL))
+ host_bridge->native_hotplug = 0;
+ if (!(root->osc_control_set & OSC_PCI_EXPRESS_AER_CONTROL))
+ host_bridge->native_aer = 0;
+ if (!(root->osc_control_set & OSC_PCI_EXPRESS_PME_CONTROL))
+ host_bridge->native_pme = 0;
+
pci_scan_child_bus(bus);
- pci_set_host_bridge_release(to_pci_host_bridge(bus->bridge),
- acpi_pci_root_release_info, info);
+ pci_set_host_bridge_release(host_bridge, acpi_pci_root_release_info,
+ info);
if (node != NUMA_NO_NODE)
dev_printk(KERN_DEBUG, &bus->dev, "on NUMA node %d\n", node);
return bus;