319 	agp_controller *controller;  in agp_find_controller_by_pid()  local
321 	controller = agp_fe.controllers;  in agp_find_controller_by_pid()
323 	while (controller != NULL) {  in agp_find_controller_by_pid()
324 		if (controller->pid == id) {  in agp_find_controller_by_pid()
325 			return controller;  in agp_find_controller_by_pid()
327 		controller = controller->next;  in agp_find_controller_by_pid()
335 	agp_controller *controller;  in agp_create_controller()  local
337 	controller = kmalloc(sizeof(agp_controller), GFP_KERNEL);  in agp_create_controller()
339 	if (controller == NULL) {  in agp_create_controller()
342 	memset(controller, 0, sizeof(agp_controller));  in agp_create_controller()
343 	controller->pid = id;  in agp_create_controller()
345 	return controller;  in agp_create_controller()
348 static int agp_insert_controller(agp_controller * controller)  in agp_insert_controller()  argument
353 	controller->next = prev_controller;  in agp_insert_controller()
356 		prev_controller->prev = controller;  in agp_insert_controller()
358 	agp_fe.controllers = controller;  in agp_insert_controller()
363 static void agp_remove_all_clients(agp_controller * controller)  in agp_remove_all_clients()  argument
368 	client = controller->clients;  in agp_remove_all_clients()
386 static void agp_remove_all_memory(agp_controller * controller)  in agp_remove_all_memory()  argument
391 	memory = controller->pool;  in agp_remove_all_memory()
400 static int agp_remove_controller(agp_controller * controller)  in agp_remove_controller()  argument
405 	prev_controller = controller->prev;  in agp_remove_controller()
406 	next_controller = controller->next;  in agp_remove_controller()
420 	agp_remove_all_memory(controller);  in agp_remove_controller()
421 	agp_remove_all_clients(controller);  in agp_remove_controller()
423 	if (agp_fe.current_controller == controller) {  in agp_remove_controller()
428 	kfree(controller);  in agp_remove_controller()
432 static void agp_controller_make_current(agp_controller * controller)  in agp_controller_make_current()  argument
436 	clients = controller->clients;  in agp_controller_make_current()
450 	agp_fe.current_controller = controller;  in agp_controller_make_current()
453 static void agp_controller_release_current(agp_controller * controller,  in agp_controller_release_current()  argument
459 	clients = controller->clients;  in agp_controller_release_current()
482 static agp_client *agp_find_client_in_controller(agp_controller * controller,  in agp_find_client_in_controller()  argument
487 	if (controller == NULL) {  in agp_find_client_in_controller()
490 	client = controller->clients;  in agp_find_client_in_controller()
504 	agp_controller *controller;  in agp_find_controller_for_client()  local
506 	controller = agp_fe.controllers;  in agp_find_controller_for_client()
508 	while (controller != NULL) {  in agp_find_controller_for_client()
509 		if ((agp_find_client_in_controller(controller, id)) != NULL) {  in agp_find_controller_for_client()
510 			return controller;  in agp_find_controller_for_client()
512 		controller = controller->next;  in agp_find_controller_for_client()
563 	agp_controller *controller;  in agp_remove_client()  local
565 	controller = agp_find_controller_for_client(id);  in agp_remove_client()
567 	if (controller == NULL) {  in agp_remove_client()
570 	client = agp_find_client_in_controller(controller, id);  in agp_remove_client()
587 		controller->clients = next_client;  in agp_remove_client()
590 	controller->num_clients--;  in agp_remove_client()
687 		agp_controller *controller;  in agp_release()  local
689 		controller = agp_find_controller_by_pid(priv->my_pid);  in agp_release()
691 		if (controller != NULL) {  in agp_release()
692 			if (controller == agp_fe.current_controller) {  in agp_release()
693 				agp_controller_release_current(controller,  in agp_release()
696 			agp_remove_controller(controller);  in agp_release()
789 	agp_controller *controller;  in agpioc_acquire_wrap()  local
802 	controller = agp_find_controller_by_pid(priv->my_pid);  in agpioc_acquire_wrap()
804 	if (controller != NULL) {  in agpioc_acquire_wrap()
805 		agp_controller_make_current(controller);  in agpioc_acquire_wrap()
807 		controller = agp_create_controller(priv->my_pid);  in agpioc_acquire_wrap()
809 		if (controller == NULL) {  in agpioc_acquire_wrap()
814 		agp_insert_controller(controller);  in agpioc_acquire_wrap()
815 		agp_controller_make_current(controller);  in agpioc_acquire_wrap()