From c8f7a62cdde461914c6457d5f4362538ed810bf4 Mon Sep 17 00:00:00 2001 From: Len Brown Date: Sun, 9 Jul 2006 17:22:28 -0400 Subject: Revert "Revert "ACPI: dock driver"" This reverts 953969ddf5b049361ed1e8471cc43dc4134d2a6f commit. --- drivers/acpi/scan.c | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+) (limited to 'drivers/acpi/scan.c') diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c index cac4fcdcfc8..5fcb50c7b77 100644 --- a/drivers/acpi/scan.c +++ b/drivers/acpi/scan.c @@ -663,6 +663,29 @@ static int acpi_bus_find_driver(struct acpi_device *device) Device Enumeration -------------------------------------------------------------------------- */ +acpi_status +acpi_bus_get_ejd(acpi_handle handle, acpi_handle *ejd) +{ + acpi_status status; + acpi_handle tmp; + struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL}; + union acpi_object *obj; + + status = acpi_get_handle(handle, "_EJD", &tmp); + if (ACPI_FAILURE(status)) + return status; + + status = acpi_evaluate_object(handle, "_EJD", NULL, &buffer); + if (ACPI_SUCCESS(status)) { + obj = buffer.pointer; + status = acpi_get_handle(NULL, obj->string.pointer, ejd); + kfree(buffer.pointer); + } + return status; +} +EXPORT_SYMBOL_GPL(acpi_bus_get_ejd); + + static int acpi_bus_get_flags(struct acpi_device *device) { acpi_status status = AE_OK; -- cgit v1.2.3