/* * Copyright (c) 2010 Vojtech Horky * Copyright (c) 2011 Vojtech Horky * Copyright (c) 2018 Ondrej Hlavaty, Petr Manek * 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 * @brief Hub driver. */ #ifndef DRV_USBHUB_USBHUB_H #define DRV_USBHUB_USBHUB_H #include <ddf/driver.h> #include <fibril_synch.h> #include <usb/classes/hub.h> #include <usb/dev/pipes.h> #include <usb/dev/driver.h> #include <usb/dev/poll.h> #define NAME "usbhub" #include "port.h" #include "status.h" /** Information about attached hub. */ struct usb_hub_dev { /** Number of ports. */ size_t port_count; /** Port structures, one for each port */ usb_hub_port_t *ports; /** Speed of the hub */ usb_speed_t speed; /** Generic usb device data */ usb_device_t *usb_device; /** Data polling handle. */ usb_polling_t polling; /** Pointer to usbhub function. */ ddf_fun_t *hub_fun; /** Device communication pipe. */ usb_pipe_t *control_pipe; /** Hub supports port power switching. */ bool power_switched; /** Each port is switched individually. */ bool per_port_power; /** Whether MTT is available */ bool mtt_available; }; extern const usb_endpoint_description_t *usb_hub_endpoints []; errno_t usb_hub_device_add(usb_device_t *); errno_t usb_hub_device_remove(usb_device_t *); errno_t usb_hub_device_gone(usb_device_t *); errno_t usb_hub_set_depth(const usb_hub_dev_t *); errno_t usb_hub_get_port_status(const usb_hub_dev_t *, size_t, usb_port_status_t *); errno_t usb_hub_set_port_feature(const usb_hub_dev_t *, size_t, usb_hub_class_feature_t); errno_t usb_hub_clear_port_feature(const usb_hub_dev_t *, size_t, usb_hub_class_feature_t); bool hub_port_changes_callback(usb_device_t *, uint8_t *, size_t, void *); errno_t usb_hub_reserve_default_address(usb_hub_dev_t *, async_exch_t *, usb_port_t *); errno_t usb_hub_release_default_address(usb_hub_dev_t *, async_exch_t *); #endif /** * @} */