linux/drivers/usb/core/endpoint.c

// SPDX-License-Identifier: GPL-2.0
/*
 * drivers/usb/core/endpoint.c
 *
 * (C) Copyright 2002,2004,2006 Greg Kroah-Hartman
 * (C) Copyright 2002,2004 IBM Corp.
 * (C) Copyright 2006 Novell Inc.
 *
 * Released under the GPLv2 only.
 *
 * Endpoint sysfs stuff
 */

#include <linux/kernel.h>
#include <linux/spinlock.h>
#include <linux/slab.h>
#include <linux/usb.h>
#include "usb.h"

struct ep_device { … };
#define to_ep_device(_dev) …

struct ep_attribute { … };
#define to_ep_attribute(_attr) …

#define usb_ep_attr(field, format_string) …

usb_ep_attr(…);
usb_ep_attr(…);
usb_ep_attr(…);
usb_ep_attr(…);

static ssize_t wMaxPacketSize_show(struct device *dev,
				   struct device_attribute *attr, char *buf)
{ … }
static DEVICE_ATTR_RO(wMaxPacketSize);

static ssize_t type_show(struct device *dev, struct device_attribute *attr,
			 char *buf)
{ … }
static DEVICE_ATTR_RO(type);

static ssize_t interval_show(struct device *dev, struct device_attribute *attr,
			     char *buf)
{ … }
static DEVICE_ATTR_RO(interval);

static ssize_t direction_show(struct device *dev, struct device_attribute *attr,
			      char *buf)
{ … }
static DEVICE_ATTR_RO(direction);

static struct attribute *ep_dev_attrs[] = …;
static const struct attribute_group ep_dev_attr_grp = …;
static const struct attribute_group *ep_dev_groups[] = …;

static void ep_device_release(struct device *dev)
{ … }

const struct device_type usb_ep_device_type = …;

int usb_create_ep_devs(struct device *parent,
			struct usb_host_endpoint *endpoint,
			struct usb_device *udev)
{ … }

void usb_remove_ep_devs(struct usb_host_endpoint *endpoint)
{ … }