static acpi_status acpi_ns_init_one_object(acpi_handle obj_handle, u32 level, void *context, void **return_value) { acpi_object_type type; acpi_status status = AE_OK; struct acpi_init_walk_info *info = (struct acpi_init_walk_info *)context; struct acpi_namespace_node *node = (struct acpi_namespace_node *)obj_handle; union acpi_operand_object *obj_desc; ACPI_FUNCTION_NAME(ns_init_one_object); info->object_count++; /* And even then, we are only interested in a few object types */ type = acpi_ns_get_type(obj_handle); obj_desc = acpi_ns_get_attached_object(node); if (!obj_desc) { return (AE_OK); } /* Increment counters for object types we are looking for */ switch (type) { case ACPI_TYPE_REGION: info->op_region_count++; break; case ACPI_TYPE_BUFFER_FIELD: info->field_count++; break; case ACPI_TYPE_LOCAL_BANK_FIELD: info->field_count++; break; case ACPI_TYPE_BUFFER: info->buffer_count++; break; case ACPI_TYPE_PACKAGE: info->package_count++; break; default: /* No init required, just exit now */ return (AE_OK); } /* If the object is already initialized, nothing else to do */ if (obj_desc->common.flags & AOPOBJ_DATA_VALID) { return (AE_OK); } /* Must lock the interpreter before executing AML code */ acpi_ex_enter_interpreter(); /* * Each of these types can contain executable AML code within the * declaration. */ switch (type) { case ACPI_TYPE_REGION: info->op_region_init++; status = acpi_ds_get_region_arguments(obj_desc); break; case ACPI_TYPE_BUFFER_FIELD: info->field_init++; status = acpi_ds_get_buffer_field_arguments(obj_desc); break; case ACPI_TYPE_LOCAL_BANK_FIELD: info->field_init++; status = acpi_ds_get_bank_field_arguments(obj_desc); break; case ACPI_TYPE_BUFFER: info->buffer_init++; status = acpi_ds_get_buffer_arguments(obj_desc); break; case ACPI_TYPE_PACKAGE: info->package_init++; status = acpi_ds_get_package_arguments(obj_desc); break; default: /* No other types can get here */ break; } if (ACPI_FAILURE(status)) { ACPI_EXCEPTION((AE_INFO, status, "Could not execute arguments for [%4.4s] (%s)", acpi_ut_get_node_name(node), acpi_ut_get_type_name(type))); } /* * We ignore errors from above, and always return OK, since we don't want * to abort the walk on any single error. */ acpi_ex_exit_interpreter(); return (AE_OK); }
static acpi_status acpi_ns_init_one_object(acpi_handle obj_handle, u32 level, void *context, void **return_value) { acpi_object_type type; acpi_status status = AE_OK; struct acpi_init_walk_info *info = (struct acpi_init_walk_info *)context; struct acpi_namespace_node *node = (struct acpi_namespace_node *)obj_handle; union acpi_operand_object *obj_desc; ACPI_FUNCTION_NAME(ns_init_one_object); info->object_count++; type = acpi_ns_get_type(obj_handle); obj_desc = acpi_ns_get_attached_object(node); if (!obj_desc) { return (AE_OK); } switch (type) { case ACPI_TYPE_REGION: info->op_region_count++; break; case ACPI_TYPE_BUFFER_FIELD: info->field_count++; break; case ACPI_TYPE_LOCAL_BANK_FIELD: info->field_count++; break; case ACPI_TYPE_BUFFER: info->buffer_count++; break; case ACPI_TYPE_PACKAGE: info->package_count++; break; default: return (AE_OK); } if (obj_desc->common.flags & AOPOBJ_DATA_VALID) { return (AE_OK); } acpi_ex_enter_interpreter(); switch (type) { case ACPI_TYPE_REGION: info->op_region_init++; status = acpi_ds_get_region_arguments(obj_desc); break; case ACPI_TYPE_BUFFER_FIELD: info->field_init++; status = acpi_ds_get_buffer_field_arguments(obj_desc); break; case ACPI_TYPE_LOCAL_BANK_FIELD: info->field_init++; status = acpi_ds_get_bank_field_arguments(obj_desc); break; case ACPI_TYPE_BUFFER: info->buffer_init++; status = acpi_ds_get_buffer_arguments(obj_desc); break; case ACPI_TYPE_PACKAGE: info->package_init++; status = acpi_ds_get_package_arguments(obj_desc); break; default: break; } if (ACPI_FAILURE(status)) { ACPI_EXCEPTION((AE_INFO, status, "Could not execute arguments for [%4.4s] (%s)", acpi_ut_get_node_name(node), acpi_ut_get_type_name(type))); } if (!(acpi_dbg_level & ACPI_LV_INIT_NAMES)) { ACPI_DEBUG_PRINT_RAW((ACPI_DB_INIT, ".")); } acpi_ex_exit_interpreter(); return (AE_OK); }