linux/drivers/usb/usbip/vudc_sysfs.c

// SPDX-License-Identifier: GPL-2.0+
/*
 * Copyright (C) 2015 Karol Kosik <[email protected]>
 * Copyright (C) 2015-2016 Samsung Electronics
 *               Igor Kotrasinski <[email protected]>
 *               Krzysztof Opasiak <[email protected]>
 */

#include <linux/device.h>
#include <linux/list.h>
#include <linux/usb/gadget.h>
#include <linux/usb/ch9.h>
#include <linux/sysfs.h>
#include <linux/kthread.h>
#include <linux/byteorder/generic.h>

#include "usbip_common.h"
#include "vudc.h"

#include <net/sock.h>

/* called with udc->lock held */
int get_gadget_descs(struct vudc *udc)
{ … }

/*
 * Exposes device descriptor from the gadget driver.
 */
static ssize_t dev_desc_read(struct file *file, struct kobject *kobj,
			     struct bin_attribute *attr, char *out,
			     loff_t off, size_t count)
{ … }
static BIN_ATTR_RO(dev_desc, sizeof(struct usb_device_descriptor));

static ssize_t usbip_sockfd_store(struct device *dev,
				  struct device_attribute *attr,
				  const char *in, size_t count)
{ … }
static DEVICE_ATTR_WO(usbip_sockfd);

static ssize_t usbip_status_show(struct device *dev,
			       struct device_attribute *attr, char *out)
{ … }
static DEVICE_ATTR_RO(usbip_status);

static struct attribute *dev_attrs[] = …;

static struct bin_attribute *dev_bin_attrs[] = …;

static const struct attribute_group vudc_attr_group = …;

const struct attribute_group *vudc_groups[] = …;