HelenOS sources

root/uspace/drv/bus/usb/usbhub/port.h

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INCLUDED FROM


/*
 * Copyright (c) 2011 Vojtech Horky
 * Copyright (c) 2011 Jan Vesely
 * Copyright (c) 2018 Ondrej Hlavaty
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * - Redistributions in binary form must reproduce the above copyright
 *   notice, this list of conditions and the following disclaimer in the
 *   documentation and/or other materials provided with the distribution.
 * - The name of the author may not be used to endorse or promote products
 *   derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

/** @addtogroup drvusbhub
 * @{
 */
/** @file
 * Hub port handling.
 */

#ifndef DRV_USBHUB_PORT_H
#define DRV_USBHUB_PORT_H

#include <usb/dev/driver.h>
#include <usb/classes/hub.h>
#include <usb/port.h>

typedef struct usb_hub_dev usb_hub_dev_t;

/** Information about single port on a hub. */
typedef struct {
        usb_port_t base;
        /* Parenting hub */
        usb_hub_dev_t *hub;
        /** Port number as reported in descriptors. */
        unsigned int port_number;
        /** Speed at the time of enabling the port */
        usb_speed_t speed;
} usb_hub_port_t;

void usb_hub_port_init(usb_hub_port_t *, usb_hub_dev_t *, unsigned int);

void usb_hub_port_process_interrupt(usb_hub_port_t *port);

#endif

/**
 * @}
 */

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