2
* Copyright (c) 2014 Jan Vesely
5
* Redistribution and use in source and binary forms, with or without
6
* modification, are permitted provided that the following conditions
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.
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.
28
/** @addtogroup drvusbehci
32
* @brief EHCI driver USB transaction structure
34
#ifndef DRV_EHCI_BATCH_H
35
#define DRV_EHCI_BATCH_H
40
#include <usb/host/usb_transfer_batch.h>
42
#include "hw_struct/queue_head.h"
43
#include "hw_struct/transfer_descriptor.h"
45
/** EHCI specific data required for USB transfer */
46
typedef struct ehci_transfer_batch {
49
/** Endpoint descriptor of the target endpoint. */
51
/** List of TDs needed for the transfer */
53
/** Number of TDs used by the transfer */
55
/** Data buffer, must be accessible by the EHCI hw. */
57
/** Generic USB transfer structure */
58
usb_transfer_batch_t *usb_batch;
59
} ehci_transfer_batch_t;
61
ehci_transfer_batch_t * ehci_transfer_batch_get(usb_transfer_batch_t *batch);
62
bool ehci_transfer_batch_is_complete(const ehci_transfer_batch_t *batch);
63
void ehci_transfer_batch_commit(const ehci_transfer_batch_t *batch);
64
void ehci_transfer_batch_finish_dispose(ehci_transfer_batch_t *batch);
66
static inline ehci_transfer_batch_t *ehci_transfer_batch_from_link(link_t *l)
69
return list_get_instance(l, ehci_transfer_batch_t, link);