source: mainline/uspace/drv/bus/usb/xhci/endpoint.c@ 275f529

lfn serial ticket/834-toolchain-update topic/msim-upgrade topic/simplify-dev-export
Last change on this file since 275f529 was 176a70a, checked in by Petr Manek <petr.manek@…>, 8 years ago

Simple implementation of endpoint management with slot id's.

  • Property mode set to 100644
File size: 2.3 KB
Line 
1/*
2 * Copyright (c) 2017 Petr Manek
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
29/** @addtogroup drvusbxhci
30 * @{
31 */
32/** @file
33 * @brief The host controller endpoint management.
34 */
35
36#include <errno.h>
37
38#include "endpoint.h"
39
40int endpoint_init(hcd_t *hcd, endpoint_t *ep)
41{
42 assert(ep);
43 xhci_endpoint_t *xhci_ep = malloc(sizeof(xhci_endpoint_t));
44 if (xhci_ep == NULL)
45 return ENOMEM;
46
47 /* FIXME: Set xhci_ep->slot_id */
48
49 fibril_mutex_lock(&ep->guard);
50 ep->hc_data.data = xhci_ep;
51 /* FIXME: The two handlers below should be implemented. */
52 ep->hc_data.toggle_get = NULL;
53 ep->hc_data.toggle_set = NULL;
54 fibril_mutex_unlock(&ep->guard);
55
56 usb_log_debug("Endpoint %d:%d initialized.", ep->address, ep->endpoint);
57 return EOK;
58}
59
60void endpoint_fini(hcd_t *hcd, endpoint_t *ep)
61{
62 assert(hcd);
63 assert(ep);
64 xhci_endpoint_t *xhci_ep = endpoint_get(ep);
65 /* FIXME: Tear down TR's? */
66 if (xhci_ep) {
67 free(xhci_ep);
68 }
69
70 usb_log_debug("Endpoint %d:%d destroyed.", ep->address, ep->endpoint);
71}
72
73/**
74 * @}
75 */
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