| 1 | /*
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| 2 | * Copyright (c) 2010 Vojtech Horky
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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 |
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| 29 | /** @addtogroup libdrv
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| 30 | * @addtogroup usb
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| 31 | * @{
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| 32 | */
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| 33 | /** @file
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| 34 | * @brief USB interface definition.
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| 35 | */
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| 36 |
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| 37 | #ifndef LIBDRV_USB_IFACE_H_
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| 38 | #define LIBDRV_USB_IFACE_H_
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| 39 |
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| 40 | #include "driver.h"
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| 41 | #include <usb/usb.h>
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| 42 | typedef enum {
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| 43 | /** Tell USB address assigned to device.
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| 44 | * Parameters:
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| 45 | * - devman handle id
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| 46 | * Answer:
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| 47 | * - EINVAL - unknown handle or handle not managed by this driver
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| 48 | * - ENOTSUP - operation not supported (shall not happen)
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| 49 | * - arbitrary error code if returned by remote implementation
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| 50 | * - EOK - handle found, first parameter contains the USB address
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| 51 | */
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| 52 | IPC_M_USB_GET_ADDRESS,
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| 53 |
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| 54 | /** Tell devman handle of device host controller.
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| 55 | * Parameters:
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| 56 | * - none
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| 57 | * Answer:
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| 58 | * - EOK - request processed without errors
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| 59 | * - ENOTSUP - this indicates invalid USB driver
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| 60 | * Parameters of the answer:
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| 61 | * - devman handle of HC caller is physically connected to
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| 62 | */
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| 63 | IPC_M_USB_GET_HOST_CONTROLLER_HANDLE
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| 64 | } usb_iface_funcs_t;
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| 65 |
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| 66 | /** USB device communication interface. */
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| 67 | typedef struct {
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| 68 | int (*get_address)(device_t *, devman_handle_t, usb_address_t *);
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| 69 | int (*get_hc_handle)(device_t *, devman_handle_t *);
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| 70 | } usb_iface_t;
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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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