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ACPICA: Add new ACPI 6.4 semantics for LoadTable() operator 

ACPICA commit b32dde35e26a63a85d78d4dc0a7260b61e626ac1

DDB_HANDLE is gone, now LoadTable() returns a pass/fail integer.

Link: https://github.com/acpica/acpica/commit/b32dde35
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Bob Moore 2022-04-11 20:52:26 +02:00 committed by Rafael J. Wysocki
parent 39ea1bbf27
commit e468e39f7c
1 changed files with 17 additions and 7 deletions
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24
drivers/acpi/acpica/exconfig.c
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@ -87,11 +87,21 @@ acpi_ex_load_table_op(struct acpi_walk_state *walk_state,
struct acpi_namespace_node *parent_node;
struct acpi_namespace_node *start_node;
struct acpi_namespace_node *parameter_node = NULL;
union acpi_operand_object *return_obj;
union acpi_operand_object *ddb_handle;
u32 table_index;
ACPI_FUNCTION_TRACE(ex_load_table_op);
/* Create the return object */
return_obj = acpi_ut_create_integer_object((u64)0);
if (!return_obj) {
return_ACPI_STATUS(AE_NO_MEMORY);
}
*return_desc = return_obj;
/* Find the ACPI table in the RSDT/XSDT */
acpi_ex_exit_interpreter();
@ -106,12 +116,6 @@ acpi_ex_load_table_op(struct acpi_walk_state *walk_state,
/* Table not found, return an Integer=0 and AE_OK */
ddb_handle = acpi_ut_create_integer_object((u64) 0);
if (!ddb_handle) {
return_ACPI_STATUS(AE_NO_MEMORY);
}
*return_desc = ddb_handle;
return_ACPI_STATUS(AE_OK);
}
@ -198,7 +202,13 @@ acpi_ex_load_table_op(struct acpi_walk_state *walk_state,
}
}
*return_desc = ddb_handle;
/* Remove the reference to ddb_handle created by acpi_ex_add_table above */
acpi_ut_remove_reference(ddb_handle);
/* Return -1 (non-zero) indicates success */
return_obj->integer.value = 0xFFFFFFFFFFFFFFFF;
return_ACPI_STATUS(status);
}