| 1 | /*
|
|---|
| 2 | * Copyright (c) 2011 Jan Vesely
|
|---|
| 3 | * All rights reserved.
|
|---|
| 4 | *
|
|---|
| 5 | * Redistribution and use in source and binary forms, with or without
|
|---|
| 6 | * modification, are permitted provided that the following conditions
|
|---|
| 7 | * are met:
|
|---|
| 8 | *
|
|---|
| 9 | * - Redistributions of source code must retain the above copyright
|
|---|
| 10 | * notice, this list of conditions and the following disclaimer.
|
|---|
| 11 | * - Redistributions in binary form must reproduce the above copyright
|
|---|
| 12 | * notice, this list of conditions and the following disclaimer in the
|
|---|
| 13 | * documentation and/or other materials provided with the distribution.
|
|---|
| 14 | * - The name of the author may not be used to endorse or promote products
|
|---|
| 15 | * derived from this software without specific prior written permission.
|
|---|
| 16 | *
|
|---|
| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
|---|
| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
|---|
| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
|---|
| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|---|
| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
|---|
| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|---|
| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|---|
| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|---|
| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
|---|
| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|---|
| 27 | */
|
|---|
| 28 | /** @addtogroup drvusbuhcihc
|
|---|
| 29 | * @{
|
|---|
| 30 | */
|
|---|
| 31 | /** @file
|
|---|
| 32 | * @brief UHCI driver transfer list structure
|
|---|
| 33 | */
|
|---|
| 34 | #ifndef DRV_UHCI_TRANSFER_LIST_H
|
|---|
| 35 | #define DRV_UHCI_TRANSFER_LIST_H
|
|---|
| 36 |
|
|---|
| 37 | #include <adt/list.h>
|
|---|
| 38 | #include <fibril_synch.h>
|
|---|
| 39 |
|
|---|
| 40 | #include "hw_struct/queue_head.h"
|
|---|
| 41 | #include "uhci_batch.h"
|
|---|
| 42 | /** Structure maintaining both hw queue and software list
|
|---|
| 43 | * of currently executed transfers
|
|---|
| 44 | */
|
|---|
| 45 | typedef struct transfer_list {
|
|---|
| 46 | /** Guard against multiple add/remove races */
|
|---|
| 47 | fibril_mutex_t guard;
|
|---|
| 48 | /** UHCI hw structure representing this queue */
|
|---|
| 49 | qh_t *queue_head;
|
|---|
| 50 | /** Assigned name, for nicer debug output */
|
|---|
| 51 | const char *name;
|
|---|
| 52 | /** List of all batches in this list */
|
|---|
| 53 | list_t batch_list;
|
|---|
| 54 | } transfer_list_t;
|
|---|
| 55 |
|
|---|
| 56 | void transfer_list_fini(transfer_list_t *instance);
|
|---|
| 57 | int transfer_list_init(transfer_list_t *instance, const char *name);
|
|---|
| 58 | void transfer_list_set_next(transfer_list_t *instance, transfer_list_t *next);
|
|---|
| 59 | void transfer_list_add_batch(
|
|---|
| 60 | transfer_list_t *instance, uhci_transfer_batch_t *batch);
|
|---|
| 61 | void transfer_list_remove_finished(transfer_list_t *instance, list_t *done);
|
|---|
| 62 | void transfer_list_abort_all(transfer_list_t *instance);
|
|---|
| 63 | #endif
|
|---|
| 64 | /**
|
|---|
| 65 | * @}
|
|---|
| 66 | */
|
|---|
