usbip_host_driver.c (1366B)
1// SPDX-License-Identifier: GPL-2.0-or-later 2/* 3 * Copyright (C) 2011 matt mooney <mfm@muteddisk.com> 4 * 2005-2007 Takahiro Hirofuchi 5 * Copyright (C) 2015-2016 Samsung Electronics 6 * Igor Kotrasinski <i.kotrasinsk@samsung.com> 7 * Krzysztof Opasiak <k.opasiak@samsung.com> 8 */ 9 10#include <unistd.h> 11#include <libudev.h> 12 13#include "usbip_host_common.h" 14#include "usbip_host_driver.h" 15 16#undef PROGNAME 17#define PROGNAME "libusbip" 18 19static int is_my_device(struct udev_device *dev) 20{ 21 const char *driver; 22 23 driver = udev_device_get_driver(dev); 24 return driver != NULL && !strcmp(driver, USBIP_HOST_DRV_NAME); 25} 26 27static int usbip_host_driver_open(struct usbip_host_driver *hdriver) 28{ 29 int ret; 30 31 hdriver->ndevs = 0; 32 INIT_LIST_HEAD(&hdriver->edev_list); 33 34 ret = usbip_generic_driver_open(hdriver); 35 if (ret) 36 err("please load " USBIP_CORE_MOD_NAME ".ko and " 37 USBIP_HOST_DRV_NAME ".ko!"); 38 return ret; 39} 40 41struct usbip_host_driver host_driver = { 42 .edev_list = LIST_HEAD_INIT(host_driver.edev_list), 43 .udev_subsystem = "usb", 44 .ops = { 45 .open = usbip_host_driver_open, 46 .close = usbip_generic_driver_close, 47 .refresh_device_list = usbip_generic_refresh_device_list, 48 .get_device = usbip_generic_get_device, 49 .read_device = read_usb_device, 50 .read_interface = read_usb_interface, 51 .is_my_device = is_my_device, 52 }, 53};