55 acpi_ds_result_stack_push(struct acpi_walk_state *walk_state);
56 static acpi_status acpi_ds_result_stack_pop(struct acpi_walk_state *walk_state);
73 		   struct acpi_walk_state *walk_state)  in acpi_ds_result_pop()  argument
81 	state = walk_state->results;  in acpi_ds_result_pop()
85 	if (state && !walk_state->result_count) {  in acpi_ds_result_pop()
90 	if (!state && walk_state->result_count) {  in acpi_ds_result_pop()
99 			    walk_state));  in acpi_ds_result_pop()
105 	walk_state->result_count--;  in acpi_ds_result_pop()
106 	index = (u32)walk_state->result_count % ACPI_RESULTS_FRAME_OBJ_NUM;  in acpi_ds_result_pop()
112 			    walk_state));  in acpi_ds_result_pop()
118 		status = acpi_ds_result_stack_pop(walk_state);  in acpi_ds_result_pop()
127 			  index, walk_state, walk_state->result_count));  in acpi_ds_result_pop()
147 		    struct acpi_walk_state * walk_state)  in acpi_ds_result_push()  argument
155 	if (walk_state->result_count > walk_state->result_size) {  in acpi_ds_result_push()
158 	} else if (walk_state->result_count == walk_state->result_size) {  in acpi_ds_result_push()
162 		status = acpi_ds_result_stack_push(walk_state);  in acpi_ds_result_push()
170 	if (!(walk_state->result_count < walk_state->result_size)) {  in acpi_ds_result_push()
175 	state = walk_state->results;  in acpi_ds_result_push()
184 			    object, walk_state, walk_state->result_count));  in acpi_ds_result_push()
190 	index = (u32)walk_state->result_count % ACPI_RESULTS_FRAME_OBJ_NUM;  in acpi_ds_result_push()
192 	walk_state->result_count++;  in acpi_ds_result_push()
198 						       object), walk_state,  in acpi_ds_result_push()
199 			  walk_state->result_count,  in acpi_ds_result_push()
200 			  walk_state->current_result));  in acpi_ds_result_push()
217 static acpi_status acpi_ds_result_stack_push(struct acpi_walk_state *walk_state)  in acpi_ds_result_stack_push()  argument
225 	if (((u32) walk_state->result_size + ACPI_RESULTS_FRAME_OBJ_NUM) >  in acpi_ds_result_stack_push()
228 			    walk_state, walk_state->result_size));  in acpi_ds_result_stack_push()
238 	acpi_ut_push_generic_state(&walk_state->results, state);  in acpi_ds_result_stack_push()
242 	walk_state->result_size += ACPI_RESULTS_FRAME_OBJ_NUM;  in acpi_ds_result_stack_push()
245 			  state, walk_state));  in acpi_ds_result_stack_push()
262 static acpi_status acpi_ds_result_stack_pop(struct acpi_walk_state *walk_state)  in acpi_ds_result_stack_pop()  argument
270 	if (walk_state->results == NULL) {  in acpi_ds_result_stack_pop()
273 				  walk_state));  in acpi_ds_result_stack_pop()
277 	if (walk_state->result_size < ACPI_RESULTS_FRAME_OBJ_NUM) {  in acpi_ds_result_stack_pop()
282 	state = acpi_ut_pop_generic_state(&walk_state->results);  in acpi_ds_result_stack_pop()
287 	walk_state->result_size -= ACPI_RESULTS_FRAME_OBJ_NUM;  in acpi_ds_result_stack_pop()
291 			  state, walk_state->result_count, walk_state));  in acpi_ds_result_stack_pop()
310 acpi_ds_obj_stack_push(void *object, struct acpi_walk_state * walk_state)  in acpi_ds_obj_stack_push()  argument
316 	if (walk_state->num_operands >= ACPI_OBJ_NUM_OPERANDS) {  in acpi_ds_obj_stack_push()
319 			    object, walk_state, walk_state->num_operands));  in acpi_ds_obj_stack_push()
325 	walk_state->operands[walk_state->operand_index] = object;  in acpi_ds_obj_stack_push()
326 	walk_state->num_operands++;  in acpi_ds_obj_stack_push()
330 	walk_state->operand_index++;  in acpi_ds_obj_stack_push()
336 						       object), walk_state,  in acpi_ds_obj_stack_push()
337 			  walk_state->num_operands));  in acpi_ds_obj_stack_push()
357 acpi_ds_obj_stack_pop(u32 pop_count, struct acpi_walk_state * walk_state)  in acpi_ds_obj_stack_pop()  argument
367 		if (walk_state->num_operands == 0) {  in acpi_ds_obj_stack_pop()
370 				    pop_count, walk_state,  in acpi_ds_obj_stack_pop()
371 				    walk_state->num_operands));  in acpi_ds_obj_stack_pop()
377 		walk_state->num_operands--;  in acpi_ds_obj_stack_pop()
378 		walk_state->operands[walk_state->num_operands] = NULL;  in acpi_ds_obj_stack_pop()
382 			  pop_count, walk_state, walk_state->num_operands));  in acpi_ds_obj_stack_pop()
403 				 struct acpi_walk_state *walk_state)  in acpi_ds_obj_stack_pop_and_delete()  argument
415 		if (walk_state->num_operands == 0) {  in acpi_ds_obj_stack_pop_and_delete()
421 		walk_state->num_operands--;  in acpi_ds_obj_stack_pop_and_delete()
422 		obj_desc = walk_state->operands[i];  in acpi_ds_obj_stack_pop_and_delete()
424 			acpi_ut_remove_reference(walk_state->operands[i]);  in acpi_ds_obj_stack_pop_and_delete()
425 			walk_state->operands[i] = NULL;  in acpi_ds_obj_stack_pop_and_delete()
430 			  pop_count, walk_state, walk_state->num_operands));  in acpi_ds_obj_stack_pop_and_delete()
475 acpi_ds_push_walk_state(struct acpi_walk_state *walk_state,  in acpi_ds_push_walk_state()  argument
480 	walk_state->next = thread->walk_state_list;  in acpi_ds_push_walk_state()
481 	thread->walk_state_list = walk_state;  in acpi_ds_push_walk_state()
502 	struct acpi_walk_state *walk_state;  in acpi_ds_pop_walk_state()  local
506 	walk_state = thread->walk_state_list;  in acpi_ds_pop_walk_state()
508 	if (walk_state) {  in acpi_ds_pop_walk_state()
512 		thread->walk_state_list = walk_state->next;  in acpi_ds_pop_walk_state()
521 	return_PTR(walk_state);  in acpi_ds_pop_walk_state()
548 	struct acpi_walk_state *walk_state;  in acpi_ds_create_walk_state()  local
552 	walk_state = ACPI_ALLOCATE_ZEROED(sizeof(struct acpi_walk_state));  in acpi_ds_create_walk_state()
553 	if (!walk_state) {  in acpi_ds_create_walk_state()
557 	walk_state->descriptor_type = ACPI_DESC_TYPE_WALK;  in acpi_ds_create_walk_state()
558 	walk_state->method_desc = method_desc;  in acpi_ds_create_walk_state()
559 	walk_state->owner_id = owner_id;  in acpi_ds_create_walk_state()
560 	walk_state->origin = origin;  in acpi_ds_create_walk_state()
561 	walk_state->thread = thread;  in acpi_ds_create_walk_state()
563 	walk_state->parser_state.start_op = origin;  in acpi_ds_create_walk_state()
568 	acpi_ds_method_data_init(walk_state);  in acpi_ds_create_walk_state()
574 		acpi_ds_push_walk_state(walk_state, thread);  in acpi_ds_create_walk_state()
577 	return_PTR(walk_state);  in acpi_ds_create_walk_state()
599 acpi_ds_init_aml_walk(struct acpi_walk_state *walk_state,  in acpi_ds_init_aml_walk()  argument
607 	struct acpi_parse_state *parser_state = &walk_state->parser_state;  in acpi_ds_init_aml_walk()
612 	walk_state->parser_state.aml =  in acpi_ds_init_aml_walk()
613 	    walk_state->parser_state.aml_start = aml_start;  in acpi_ds_init_aml_walk()
614 	walk_state->parser_state.aml_end =  in acpi_ds_init_aml_walk()
615 	    walk_state->parser_state.pkg_end = aml_start + aml_length;  in acpi_ds_init_aml_walk()
619 	walk_state->next_op = NULL;  in acpi_ds_init_aml_walk()
620 	walk_state->pass_number = pass_number;  in acpi_ds_init_aml_walk()
623 		walk_state->params = info->parameters;  in acpi_ds_init_aml_walk()
624 		walk_state->caller_return_desc = &info->return_object;  in acpi_ds_init_aml_walk()
627 	status = acpi_ps_init_scope(&walk_state->parser_state, op);  in acpi_ds_init_aml_walk()
633 		walk_state->parser_state.start_node = method_node;  in acpi_ds_init_aml_walk()
634 		walk_state->walk_type = ACPI_WALK_METHOD;  in acpi_ds_init_aml_walk()
635 		walk_state->method_node = method_node;  in acpi_ds_init_aml_walk()
636 		walk_state->method_desc =  in acpi_ds_init_aml_walk()
643 					     walk_state);  in acpi_ds_init_aml_walk()
650 		status = acpi_ds_method_data_init_args(walk_state->params,  in acpi_ds_init_aml_walk()
652 						       walk_state);  in acpi_ds_init_aml_walk()
681 						     type, walk_state);  in acpi_ds_init_aml_walk()
688 	status = acpi_ds_init_callbacks(walk_state, pass_number);  in acpi_ds_init_aml_walk()
704 void acpi_ds_delete_walk_state(struct acpi_walk_state *walk_state)  in acpi_ds_delete_walk_state()  argument
708 	ACPI_FUNCTION_TRACE_PTR(ds_delete_walk_state, walk_state);  in acpi_ds_delete_walk_state()
710 	if (!walk_state) {  in acpi_ds_delete_walk_state()
714 	if (walk_state->descriptor_type != ACPI_DESC_TYPE_WALK) {  in acpi_ds_delete_walk_state()
716 			    walk_state));  in acpi_ds_delete_walk_state()
722 	if (walk_state->parser_state.scope) {  in acpi_ds_delete_walk_state()
724 			    walk_state));  in acpi_ds_delete_walk_state()
725 		acpi_ps_cleanup_scope(&walk_state->parser_state);  in acpi_ds_delete_walk_state()
730 	while (walk_state->control_state) {  in acpi_ds_delete_walk_state()
731 		state = walk_state->control_state;  in acpi_ds_delete_walk_state()
732 		walk_state->control_state = state->common.next;  in acpi_ds_delete_walk_state()
739 	while (walk_state->scope_info) {  in acpi_ds_delete_walk_state()
740 		state = walk_state->scope_info;  in acpi_ds_delete_walk_state()
741 		walk_state->scope_info = state->common.next;  in acpi_ds_delete_walk_state()
748 	while (walk_state->results) {  in acpi_ds_delete_walk_state()
749 		state = walk_state->results;  in acpi_ds_delete_walk_state()
750 		walk_state->results = state->common.next;  in acpi_ds_delete_walk_state()
755 	ACPI_FREE(walk_state);  in acpi_ds_delete_walk_state()