diff options
| author | Lin Ming <ming.m.lin@intel.com> | 2008-04-10 19:06:42 +0400 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2008-04-22 14:29:30 -0400 |
| commit | bc7a36ab74e09da7bb63e2477b0740ac992b290e (patch) | |
| tree | f9384f3f0909e1da6f12fb55643de8de594551dd /drivers/acpi/executer/exstore.c | |
| parent | a6f4a4511e65942b93ded60d746094ec0e58ed8e (diff) | |
ACPICA: Fixes for Unload and DDBHandles
Implemented support for the use of DDBHandles as an Indexed
Reference, as per the ACPI spec.
http://www.acpica.org/bugzilla/show_bug.cgi?id=486.
Implemented support for UserTerm (Method invocation) for the Unload operator
as per the ACPI spec.
http://www.acpica.org/bugzilla/show_bug.cgi?id=580
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Alexey Starikovskiy <astarikovskiy@suse.de>
Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/acpi/executer/exstore.c')
| -rw-r--r-- | drivers/acpi/executer/exstore.c | 23 |
1 files changed, 18 insertions, 5 deletions
diff --git a/drivers/acpi/executer/exstore.c b/drivers/acpi/executer/exstore.c index 2408122cb3b2..725614e277f8 100644 --- a/drivers/acpi/executer/exstore.c +++ b/drivers/acpi/executer/exstore.c @@ -434,11 +434,24 @@ acpi_ex_store_object_to_index(union acpi_operand_object *source_desc, */ obj_desc = *(index_desc->reference.where); - status = - acpi_ut_copy_iobject_to_iobject(source_desc, &new_desc, - walk_state); - if (ACPI_FAILURE(status)) { - return_ACPI_STATUS(status); + if (ACPI_GET_OBJECT_TYPE(source_desc) == + ACPI_TYPE_LOCAL_REFERENCE + && source_desc->reference.opcode == AML_LOAD_OP) { + + /* This is a DDBHandle, just add a reference to it */ + + acpi_ut_add_reference(source_desc); + new_desc = source_desc; + } else { + /* Normal object, copy it */ + + status = + acpi_ut_copy_iobject_to_iobject(source_desc, + &new_desc, + walk_state); + if (ACPI_FAILURE(status)) { + return_ACPI_STATUS(status); + } } if (obj_desc) { |