Commit fe9a2f77 authored by Kristen Carlson Accardi's avatar Kristen Carlson Accardi Committed by Len Brown

ACPI: dock: check if parent is on dock

When determining if a device is on a dock station, we should
check the parent of the device as well.
Signed-off-by: default avatarKristen Carlson Accardi <kristen.c.accardi@intel.com>
Signed-off-by: default avatarLen Brown <len.brown@intel.com>
parent e47fddf2
......@@ -615,20 +615,28 @@ static acpi_status
find_dock_devices(acpi_handle handle, u32 lvl, void *context, void **rv)
{
acpi_status status;
acpi_handle tmp;
acpi_handle tmp, parent;
struct dock_station *ds = context;
struct dock_dependent_device *dd;
status = acpi_bus_get_ejd(handle, &tmp);
if (ACPI_FAILURE(status)) {
/* try the parent device as well */
status = acpi_get_parent(handle, &parent);
if (ACPI_FAILURE(status))
return AE_OK;
goto fdd_out;
/* see if parent is dependent on dock */
status = acpi_bus_get_ejd(parent, &tmp);
if (ACPI_FAILURE(status))
goto fdd_out;
}
if (tmp == ds->handle) {
dd = alloc_dock_dependent_device(handle);
if (dd)
add_dock_dependent_device(ds, dd);
}
fdd_out:
return AE_OK;
}
......
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