343 	user->fifo = NULL;  in snd_seq_open()
348 		user->fifo = snd_seq_fifo_new(user->fifo_pool_size);  in snd_seq_open()
349 		if (user->fifo == NULL) {  in snd_seq_open()
381 		if (client->data.user.fifo)  in snd_seq_release()
382 			snd_seq_fifo_delete(&client->data.user.fifo);  in snd_seq_release()
401 	struct snd_seq_fifo *fifo;  in snd_seq_read()  local
416 	if (!client->accept_input || (fifo = client->data.user.fifo) == NULL)  in snd_seq_read()
419 	if (atomic_read(&fifo->overflow) > 0) {  in snd_seq_read()
421 		snd_seq_fifo_clear(fifo);  in snd_seq_read()
428 	snd_seq_fifo_lock(fifo);  in snd_seq_read()
435 		if ((err = snd_seq_fifo_cell_out(fifo, &cell, nonblock)) < 0) {  in snd_seq_read()
471 			snd_seq_fifo_cell_putback(fifo, cell);  in snd_seq_read()
475 	snd_seq_fifo_unlock(fifo);  in snd_seq_read()
627 		if (dest->data.user.fifo)  in snd_seq_deliver_single_event()
628 			result = snd_seq_fifo_event_in(dest->data.user.fifo, event);  in snd_seq_deliver_single_event()
1108 	    client->data.user.fifo) {  in snd_seq_poll()
1111 		if (snd_seq_fifo_poll_wait(client->data.user.fifo, file, wait))  in snd_seq_poll()
1893 		if (cptr->data.user.fifo)  in snd_seq_ioctl_get_client_pool()
1894 			info.input_free = snd_seq_unused_cells(cptr->data.user.fifo->pool);  in snd_seq_ioctl_get_client_pool()
1932 	if (client->type == USER_CLIENT && client->data.user.fifo != NULL &&  in snd_seq_ioctl_set_client_pool()
1937 		rc = snd_seq_fifo_resize(client->data.user.fifo, info.input_pool);  in snd_seq_ioctl_set_client_pool()
1968 		if (client->type == USER_CLIENT && client->data.user.fifo)  in snd_seq_ioctl_remove_events()
1969 			snd_seq_fifo_clear(client->data.user.fifo);  in snd_seq_ioctl_remove_events()
2547 		if (client->type == USER_CLIENT && client->data.user.fifo &&  in snd_seq_info_clients_read()
2548 		    client->data.user.fifo->pool) {  in snd_seq_info_clients_read()
2550 			snd_seq_info_pool(buffer, client->data.user.fifo->pool, "    ");  in snd_seq_info_clients_read()