diff options
Diffstat (limited to 'drivers/acpi/acpi_platform.c')
| -rw-r--r-- | drivers/acpi/acpi_platform.c | 44 |
1 files changed, 8 insertions, 36 deletions
diff --git a/drivers/acpi/acpi_platform.c b/drivers/acpi/acpi_platform.c index 3bb89def229..2bf9082f752 100644 --- a/drivers/acpi/acpi_platform.c +++ b/drivers/acpi/acpi_platform.c @@ -22,25 +22,11 @@ ACPI_MODULE_NAME("platform"); -/* - * The following ACPI IDs are known to be suitable for representing as - * platform devices. - */ -static const struct acpi_device_id acpi_platform_device_ids[] = { - - { "PNP0D40" }, - { "VPC2004" }, - { "BCM4752" }, - { "LNV4752" }, - { "BCM2E1A" }, - { "BCM2E39" }, - { "BCM2E3D" }, - - /* Intel Smart Sound Technology */ - { "INT33C8" }, - { "80860F28" }, - - { } +static const struct acpi_device_id forbidden_id_list[] = { + {"PNP0000", 0}, /* PIC */ + {"PNP0100", 0}, /* Timer */ + {"PNP0200", 0}, /* AT DMA Controller */ + {"", 0}, }; /** @@ -67,6 +53,9 @@ struct platform_device *acpi_create_platform_device(struct acpi_device *adev) if (adev->physical_node_count) return NULL; + if (!acpi_match_device_ids(adev, forbidden_id_list)) + return ERR_PTR(-EINVAL); + INIT_LIST_HEAD(&resource_list); count = acpi_dev_get_resources(adev, &resource_list, NULL, NULL); if (count < 0) { @@ -124,20 +113,3 @@ struct platform_device *acpi_create_platform_device(struct acpi_device *adev) kfree(resources); return pdev; } - -static int acpi_platform_attach(struct acpi_device *adev, - const struct acpi_device_id *id) -{ - acpi_create_platform_device(adev); - return 1; -} - -static struct acpi_scan_handler platform_handler = { - .ids = acpi_platform_device_ids, - .attach = acpi_platform_attach, -}; - -void __init acpi_platform_init(void) -{ - acpi_scan_add_handler(&platform_handler); -} |