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path: root/drivers/pci/hotplug/acpi_pcihp.c
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Diffstat (limited to 'drivers/pci/hotplug/acpi_pcihp.c')
-rw-r--r--drivers/pci/hotplug/acpi_pcihp.c40
1 files changed, 2 insertions, 38 deletions
diff --git a/drivers/pci/hotplug/acpi_pcihp.c b/drivers/pci/hotplug/acpi_pcihp.c
index fbc63d5e459f..eb159587d0bf 100644
--- a/drivers/pci/hotplug/acpi_pcihp.c
+++ b/drivers/pci/hotplug/acpi_pcihp.c
@@ -354,7 +354,7 @@ acpi_status acpi_get_hp_params_from_firmware(struct pci_bus *bus,
354 status = acpi_run_hpp(handle, hpp); 354 status = acpi_run_hpp(handle, hpp);
355 if (ACPI_SUCCESS(status)) 355 if (ACPI_SUCCESS(status))
356 break; 356 break;
357 if (acpi_root_bridge(handle)) 357 if (acpi_is_root_bridge(handle))
358 break; 358 break;
359 status = acpi_get_parent(handle, &phandle); 359 status = acpi_get_parent(handle, &phandle);
360 if (ACPI_FAILURE(status)) 360 if (ACPI_FAILURE(status))
@@ -428,7 +428,7 @@ int acpi_get_hp_hw_control_from_firmware(struct pci_dev *pdev, u32 flags)
428 status = acpi_run_oshp(handle); 428 status = acpi_run_oshp(handle);
429 if (ACPI_SUCCESS(status)) 429 if (ACPI_SUCCESS(status))
430 goto got_one; 430 goto got_one;
431 if (acpi_root_bridge(handle)) 431 if (acpi_is_root_bridge(handle))
432 break; 432 break;
433 chandle = handle; 433 chandle = handle;
434 status = acpi_get_parent(chandle, &handle); 434 status = acpi_get_parent(chandle, &handle);
@@ -449,42 +449,6 @@ got_one:
449} 449}
450EXPORT_SYMBOL(acpi_get_hp_hw_control_from_firmware); 450EXPORT_SYMBOL(acpi_get_hp_hw_control_from_firmware);
451 451
452/* acpi_root_bridge - check to see if this acpi object is a root bridge
453 *
454 * @handle - the acpi object in question.
455 */
456int acpi_root_bridge(acpi_handle handle)
457{
458 acpi_status status;
459 struct acpi_device_info *info;
460 struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL};
461 int i;
462
463 status = acpi_get_object_info(handle, &buffer);
464 if (ACPI_SUCCESS(status)) {
465 info = buffer.pointer;
466 if ((info->valid & ACPI_VALID_HID) &&
467 !strcmp(PCI_ROOT_HID_STRING,
468 info->hardware_id.value)) {
469 kfree(buffer.pointer);
470 return 1;
471 }
472 if (info->valid & ACPI_VALID_CID) {
473 for (i=0; i < info->compatibility_id.count; i++) {
474 if (!strcmp(PCI_ROOT_HID_STRING,
475 info->compatibility_id.id[i].value)) {
476 kfree(buffer.pointer);
477 return 1;
478 }
479 }
480 }
481 kfree(buffer.pointer);
482 }
483 return 0;
484}
485EXPORT_SYMBOL_GPL(acpi_root_bridge);
486
487
488static int is_ejectable(acpi_handle handle) 452static int is_ejectable(acpi_handle handle)
489{ 453{
490 acpi_status status; 454 acpi_status status;