| 1 | /*
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| 2 | * Copyright (c) 2011 Jan Vesely
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 | /** @addtogroup drvusbehci
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| 29 | * @{
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| 30 | */
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| 31 | /** @file
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| 32 | * @brief EHCI driver
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| 33 | */
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| 34 | #ifndef DRV_EHCI_HCD_ENDPOINT_H
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| 35 | #define DRV_EHCI_HCD_ENDPOINT_H
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| 36 |
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| 37 | #include <assert.h>
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| 38 | #include <adt/list.h>
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| 39 | #include <usb/host/endpoint.h>
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| 40 | #include <usb/host/hcd.h>
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| 41 |
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| 42 | #include "hw_struct/queue_head.h"
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| 43 | #include "hw_struct/transfer_descriptor.h"
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| 44 |
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| 45 | /** Connector structure linking ED to to prepared TD. */
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| 46 | typedef struct ehci_endpoint {
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| 47 | /** EHCI endpoint descriptor */
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| 48 | qh_t *qh;
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| 49 | /** Currently enqueued transfer descriptor */
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| 50 | td_t *td;
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| 51 | /** Linked list used by driver software */
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| 52 | link_t link;
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| 53 | } ehci_endpoint_t;
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| 54 |
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| 55 | int ehci_endpoint_init(hcd_t *hcd, endpoint_t *ep);
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| 56 | void ehci_endpoint_fini(hcd_t *hcd, endpoint_t *ep);
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| 57 |
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| 58 | /** Get and convert assigned ehci_endpoint_t structure
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| 59 | * @param[in] ep USBD endpoint structure.
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| 60 | * @return Pointer to assigned hcd endpoint structure
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| 61 | */
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| 62 | static inline ehci_endpoint_t * ehci_endpoint_get(const endpoint_t *ep)
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| 63 | {
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| 64 | assert(ep);
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| 65 | return ep->hc_data.data;
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| 66 | }
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| 67 |
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| 68 | static inline ehci_endpoint_t * ehci_endpoint_list_instance(link_t *l)
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| 69 | {
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| 70 | return list_get_instance(l, ehci_endpoint_t, link);
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| 71 | }
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| 72 |
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| 73 | #endif
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| 74 | /**
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| 75 | * @}
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| 76 | */
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| 77 |
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